1 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
2 Michael Meissner <meissner@linux.ibm.com>
4 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
5 (prefixed_mem_operand): Likewise.
6 (non_prefixed_mem_operand): Likewise.
7 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
9 * config/rs6000/rs6000.c (print_operand_address): Handle
10 PC-relative addresses.
11 (mode_supports_prefixed_address_p): New function.
12 (rs6000_prefixed_address): New function.
13 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
14 (SYMBOL_REF_PCREL_P): Likewise.
16 2019-05-30 Jakub Jelinek <jakub@redhat.com>
18 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
19 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
20 (gimplify_omp_for): If worksharing loop with lastprivate conditional
21 is nested inside of parallel region, add _condtemp_ clause to both.
22 * tree-nested.c (convert_nonlocal_omp_clauses,
23 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
25 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
27 * omp-general.c (omp_extract_for_data): Compute it.
28 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
29 (lower_rec_input_clauses): Likewise.
30 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
31 clause is already present, just add one further one after it.
32 (lower_lastprivate_clauses): Handle cond_ptr with array type.
33 (lower_send_shared_vars): Clear _condtemp_ vars.
34 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
35 or section or taskgroup.
36 * omp-expand.c (determine_parallel_type): Disallow combining only if
37 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
38 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
39 (expand_omp_for_generic, expand_omp_for_static_nochunk,
40 expand_omp_for_static_chunk, expand_omp_for): Use
41 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
42 determine if a special set of API routines are needed and if condtemp
43 needs to be initialized, while always initialize cond_var if
44 fd->lastprivate_conditional is non-zero.
46 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
47 Michael Meissner <meissner@linux.ibm.com>
49 * config/rs6000/constraints.md (eI): New constraint.
50 * config/rs6000/predicates.md (cint34_operand): New predicate.
51 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
52 (SIGNED_34BIT_OFFSET_P): Likewise.
53 * doc/md.texi (eI): Document constraint.
55 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
57 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
59 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
60 Michael Meissner <meissner@linux.ibm.com>
62 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
63 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
64 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
65 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
66 (OTHER_FUTURE_MASKS): Likewise.
67 (POWERPC_MASKS): Likewise.
68 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
69 specified without -mprefixed-addr or -mcpu=future. Error if
70 -mprefixed-addr is specified without -mcpu=future.
71 (rs6000_opt_masks): Add entry for prefixed-addr.
72 * rs6000.opt (mprefixed-addr): New option.
74 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
76 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
79 2019-05-30 Jakub Jelinek <jakub@redhat.com>
81 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
84 2019-05-30 Martin Liska <mliska@suse.cz>
86 * gdbinit.in: Fix 'ptc' command. Add trt
87 that prints TREE_TYPE($).
89 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
90 Alan Modra <amodra@gmail.com>
92 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
94 (rs6000_indirect_call_template_1): ...and here.
95 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
96 plt16_ha, plt16_lo, mtctr indirect calls. Use
98 (rs6000_decl_ok_for_sibcall): New function.
99 (rs6000_function_ok_for_sibcall): Refactor.
100 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
101 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
102 when pcrel. Reorganize.
103 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
104 * rs6000.h (rs6000_pltseq_enum): New enum.
105 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
106 (*pltseq_tocsave): Use rs6000_pltseq_enum.
107 (*pltseq_plt16_ha): Likewise.
108 (*pltseq_plt16_lo): Likewise.
109 (*pltseq_mtctr): Likewise.
110 (*pltseq_plt_pcrel): New insn.
111 (*call_local_aix): Handle @notoc calls.
112 (*call_value_local_aix): Likewise.
113 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
114 (*call_value_nonlocal_aix): Likewise.
115 (*call_indirect_pcrel): New insn.
116 (*call_value_indirect_pcrel): Likewise.
119 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
121 * config/i386/sse.md (*save_multiple<mode>): Rename from
123 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
124 (*restore_multiple_and_return<mode>): Rename from
125 restore_multiple_and_return<mode>.
126 (*restore_multiple_leave_return<mode>): Rename from
127 restore_multiple_leave_return<mode>.
129 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
131 * config.gcc (rx-*-linux*): New target.
132 * config/rx/elf.opt: New file.
133 * config/rx/linux.h: Likewise.
134 * config/rx/t-linux: Likewise.
135 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
137 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
138 (ASM_APP_OFF): Likewise.
139 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
142 2019-05-29 Jan Hubicka <jh@suse.cz>
144 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
145 variants are pointer equivalent.
147 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
149 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
150 * config/aarch64/aarch64-sve2.md: New file.
151 (<u>avg<mode>3_floor): New pattern.
152 (<u>avg<mode>3_ceil): Likewise.
153 (*<sur>h<addsub><mode>): Likewise.
154 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
155 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
157 2019-05-29 Jakub Jelinek <jakub@redhat.com>
160 * optc-save-gen.awk: In cl_optimization_print, use correct condition
161 for var_opt_string printing. In cl_optimization_print_diff, print
162 (null) instead of invoking undefined behavior if one of the
163 var_opt_string pointers is NULL and use && instead of first || in the
164 guarding condition. For var_target_other options, handle const char *
165 target variables similarly to const char * optimize node variables.
167 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
169 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
170 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
171 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
172 Add autib1716 and pacib1716 initialisation.
173 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
174 for autib1716 and pacib1716.
175 * config/aarch64/aarch64-protos.h (aarch64_key_type,
176 aarch64_post_cfi_startproc): Define.
177 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
178 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
179 aarch64_handle_pac_ret_protection): Set default sign key to A.
180 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
181 aarch64_expand_prologue): Add check for b-key.
182 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
183 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
184 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
185 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
186 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
187 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
188 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
189 * config/aarch64/aarch64.md (do_return): Add check for b-key.
190 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
191 pauth_hint_num_a with pauth_hint_num.
192 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
193 pauth_hint_num_a with pauth_hint_num.
194 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
195 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
196 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
197 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
198 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
199 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
200 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
201 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
202 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
203 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
204 UNSPEC_AUTIA1716 respectively.
205 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
206 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
207 * doc/invoke.texi (-mbranch-protection): Add b-key type.
208 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
209 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
211 2019-05-29 Jakub Jelinek <jakub@redhat.com>
213 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
214 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
215 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
216 explicit clause on combined parallel into implicit shared clause.
217 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
218 and firstprivate if the decl has one too from combined parallel to
219 the worksharing construct.
221 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
222 Michael Meissner <meissner@linux.ibm.com>
224 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
226 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
228 * rtl.h (LABEL_REF_P): New #define.
230 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
232 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
234 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
236 * internal-fn.c: Marked mask_load_direct as vectorizable.
237 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
238 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
239 combined even if masks different with allow_slp_p param.
240 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
241 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
242 dissolve SLP-only vectorizable groups when SLP has been discarded.
243 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
244 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
246 (vect_build_slp_tree_1): Fixed comment typo.
247 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
248 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
250 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
252 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
254 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
256 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
257 Remove obsolete use_thunk reference.
258 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
259 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
260 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
261 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
262 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
263 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
264 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
265 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
266 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
268 2019-05-28 Nathan Sidwell <nathan@acm.org>
270 * tree.h (IDENTIFIER_ANON_P): New.
271 (anon_aggrname_format, anon_aggname_p): Don't declare.
272 (make_anon_name): Declare.
273 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
274 (hash_tree): Likewise.
275 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
276 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
277 (anon_cnt, make_anon_name): New.
279 2019-05-28 Martin Liska <mliska@suse.cz>
282 * opts-global.c (decode_options): Print help for all
283 help_option_arguments.
284 * opts.c (print_help): Add new argument.
285 (common_handle_option): Remember all values into
286 help_option_arguments.
287 * opts.h (print_help): Add new argument.
289 2019-05-28 Martin Liska <mliska@suse.cz>
292 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
293 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
294 (func_checker::compare_bb): Call compare_loops.
296 2019-05-27 Jakub Jelinek <jakub@redhat.com>
298 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
299 on sections construct.
300 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
302 (lower_omp_sections): Handle lastprivate conditional.
303 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
304 lastprivate_conditional_map.
305 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
307 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
308 critical, taskgroup and section regions when looking for a region
309 with non-NULL lastprivate_conditional_map.
311 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
313 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
314 (*ix86_gen_sub3): Ditto.
315 (*ix86_gen_sub3_carry): Ditto.
316 (*ix86_gen_one_cmpl2): Ditto.
317 (*ix86_gen_andsp): Ditto.
318 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
319 (gen_and2_insn): New static function.
320 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
321 Use gen_add3_insn instead of ix86_gen_add3.
322 (ix86_expand_split_stack_prologue): Use gen_add2_insn
323 instead of ix86_gen_add3.
324 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
325 Use gen_sub3_insn instead of ix86_gen_sub3.
326 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
327 instead of ix86_gen_add3.
328 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
329 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
330 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
331 * config/i386/i386-options.c (ix86_option_override_internal):
332 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
333 ix86_gen_one_cmpl2 and ix86_gen_andsp.
335 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
337 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
338 and DW_OP_GNU_const_index opcodes.
340 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
342 * config/i386/i386.h (STACK_SIZE_MODE): Define.
344 2019-05-27 Richard Biener <rguenther@suse.de>
346 PR tree-optimization/90637
347 * tree-ssa-sink.c (statement_sink_location): Honor the
348 computed sink location for single-uses.
350 2019-05-27 Richard Biener <rguenther@suse.de>
353 * match.pd (vec_perm): Avoid clobbering op0 when not generating
356 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
358 * config/i386/i386.md (@sub<mode>3_carry): Rename
359 from sub<mode>3_carry.
360 (@leave_<mode>): New expander.
361 (*leave): Rename from leave.
362 (*leave_rex64): Rename from leave_rex64.
363 (@monitorx_<mode>): Rename from monitorx_<mode>.
364 (@clzero_<mode>): Rename from clzero_<mode>.
365 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
366 from sse3_monitor_<mode>.
367 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
368 (*ix86_gen_leave): Ditto.
369 (*ix86_gen_monitor): Ditto.
370 (*ix86_gen_monitorx): Ditto.
371 (*ix86_gen_clzero): Ditto.
372 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
373 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
374 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
375 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
376 Use gen_sse3_monitor instead of ix86_gen_monitor.
377 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
378 instead of ix86_gen_monitorx.
379 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
380 instead of ix86_gen_clzero.
381 * config/i386/i386-options.c (ix86_option_override_internal):
382 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
383 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
385 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
387 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
388 Rename from tls_global_dynamic_64_<mode>.
389 (@tls_local_dynamic_base_64_<mode>): Rename from
390 tls_local_dynamic_base_64_<mode>.
391 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
392 Remove indirect function.
393 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
394 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
395 instead of ix86_gen_tls_global_dynamic_64.
396 Use gen_tls_local_dynamic_base_64 instead of
397 ix86_gen_tls_local_dynamic_base_64.
398 * config/i386/i386-options.c (ix86_option_override_internal):
399 Do not initialize ix86_gen_tls_global_dynamic_64 and
400 ix86_gen_tls_local_dynamic_base_64.
402 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
404 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
405 Rename from pro_epilogue_adjust_stack_<mode>_add.
406 (@pro_epilogue_adjust_stack_sub_<mode>)
407 Rename from pro_epilogue_adjust_stack_<mode>_sub.
408 (@allocate_stack_worker_probe_<mode>):
409 Rename from allocate_stack_worker_probe_<mode>.
410 (allocate_stack): Use gen_allocate_stack_worker_probe.
411 (probe_stack): Use gen_probe_stack_1.
412 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
413 (@adjust_stack_and_probe_<mode>): Rename from
414 adjust_stack_and_probe<mode>.
415 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
416 (stack_protect_set): Use gen_stack_protect_set_1.
417 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
418 (stack_protect_test): Use gen_stack_protect_test_1.
419 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
420 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
421 Remove indirect function.
422 (*ix86_gen_adjust_stack_and_probe): Ditto.
423 (*ix86_gen_probe_stack_range): Ditto.
424 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
425 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
426 (ix86_adjust_stack_and_probe_stack_clash): Use
427 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
428 (ix86_adjust_stack_and_probe): Ditto.
429 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
430 of ix86_gen_probe_stack_range.
431 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
432 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
433 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
434 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
435 CODE_FOR_stack_protect_test_{si,di}.
436 * config/i386/i386-options.c (ix86_option_override_internal):
437 Do not initialize ix86_gen_allocate_stack_worker,
438 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
440 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
442 * doc/invoke.texi (Link Options): Many editorial changes around
445 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
447 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
448 pre-Solaris 11 referene and most Studio compiler details.
450 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
453 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
454 DImode to SImode in floating-point registers on 64-bit target.
455 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
456 register_operand in xmpyu patterns.
458 2019-05-24 Jakub Jelinek <jakub@redhat.com>
460 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
461 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
462 OMP_CLAUSE__REDUCTEMP_.
463 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
464 OMP_CLAUSE__CONDTEMP_.
465 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
466 * tree-pretty-print.c (dump_omp_clause): Likewise.
467 * tree-nested.c (convert_nonlocal_omp_clauses,
468 convert_local_omp_clauses): Likewise.
469 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
470 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
471 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
473 (gimplify_omp_for): Warn and disable conditional modifier from
474 lastprivate on loop iterators.
475 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
477 * omp-general.c (omp_extract_for_data): Initialize it.
478 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
480 (delete_omp_context): Delete it.
481 (lower_lastprivate_conditional_clauses): New function.
482 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
483 handle lastprivate conditional clauses.
484 (lower_reduction_clauses): Add CLIST argument, emit it into
485 the critical section if any.
486 (lower_omp_sections): Adjust lower_lastprivate_clauses and
487 lower_reduction_clauses callers.
488 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
489 to lower_lastprivate_clauses.
490 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
491 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
492 clist into a critical section if not emitted there already by
493 lower_reduction_clauses.
494 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
496 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
497 conditional variables.
498 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
500 (expand_omp_for_generic, expand_omp_for_static_nochunk,
501 expand_omp_for_static_chunk): Handle lastprivate conditional.
502 (expand_omp_for): Handle fd.lastprivate_conditional like
505 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
507 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
508 kernel does not exit cleanly.
509 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
511 2019-05-24 Jason Merrill <jason@redhat.com>
514 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
516 2019-05-24 Richard Biener <rguenther@suse.de>
519 * tree-loop-distribution.c (struct partition): Add location
521 (partition_alloc): Initialize all fields.
522 (generate_memset_builtin): Use the location recorded in the
523 partition for the generated call.
524 (generate_memcpy_builtin): Likewise.
525 (classify_partition): Record the location of a single store
526 as location for the partition.
528 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
530 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
533 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
536 * common/config/aarch64/aarch64-common.c
537 (aarch64_rewrite_selected_cpu): Change local temporary variable
538 type from unsigned long to uint64_t.
539 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
540 aarch64_get_extension_string_for_isa_flags): Change declaration to
541 match new definition by replacing unsigned long with uint64_t.
543 2019-05-24 Jakub Jelinek <jakub@redhat.com>
546 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
547 gen_attr_type just once instead of 4-7 times. Formatting fixes.
548 Handle stack_protect_test_<mode> codegen similarly to corresponding
551 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
553 * config/i386/darwin.h: Reject -mfentry*.
554 * doc/sourcebuild.texi: Document mfentry target support.
556 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
558 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
559 Rename to rs6000_global_entry_point_prologue_needed_p. Return
560 false for PC-relative functions.
561 (rs6000_output_function_prologue): Change called function name to
562 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
563 name,1" for PC-relative functions.
564 (rs6000_elf_declare_function_name): Change called function name to
565 rs6000_global_entry_point_prologue_needed_p.
567 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
570 * config/i386/i386.c (gen_rtx_cost):
571 Use ix86_tune_cost instead of ix86_cost.
573 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
574 Michael Meissner <meissner@linux.ibm.com>
575 Segher Boessenkool <segher@kernel.crashing.org>
577 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
579 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
580 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
581 (rs6000_fndecl_pcrel_p): Likewise.
582 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
583 error if -mpcrel is requested without -mcpu=future.
584 (rs6000_opt_masks): Add entry for pcrel.
585 (rs6000_fndecl_pcrel_p): New function.
586 (rs6000_pcrel_p): Likewise.
587 * config/rs6000/rs6000.opt (mpcrel): New option.
588 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
590 2019-05-23 Jan Hubicka <jh@suse.cz>
591 Martin Liska <mliska@suse.cz>
593 PR tree-optimization/90576
594 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
596 (aliasing_component_refs_p): Fix three way size compare conditional;
597 give up earlier in case we can not decide on equivalence.
599 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
600 Michael Meissner <meissner@linux.ibm.com>
601 Segher Boessenkool <segher@kernel.crashing.org>
603 * config.gcc: Add future cpu.
604 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
605 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
607 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
608 (RS6000_CPU): New instantiation for future cpu.
609 * config/rs6000/rs6000-opts.h (enum processor_type): Add
611 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
612 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
613 * config/rs6000/rs6000-tables.opt: Regenerate.
614 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
615 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
616 (rs6000_machine_from_flags): Handle future cpu.
617 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
618 PROCESSOR_POWER9 for now.
619 (rs6000_adjust_cost): Likewise.
620 (rs6000_issue_rate): Likewise.
621 (rs6000_register_move_cost): Likewise.
622 (rs6000_opt_masks): Add entry for future.
623 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
624 (MASK_FUTURE): New #define.
625 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
626 * config/rs6000/rs6000.opt (mfuture): New target option.
627 * doc/invoke.texi (mcpu): Add future cpu.
629 2019-05-23 Martin Liska <mliska@suse.cz>
632 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
633 operation points to a temporary (pointed via tree_to_wide_ref)
634 that is out of scope after the &.
636 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
639 * doc/extend.texi (Function Names): Add missing word.
641 2019-05-23 Richard Biener <rguenther@suse.de>
643 PR tree-optimization/88440
644 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
646 * tree-loop-distribution.c (generate_memset_builtin): Fold the
648 (generate_memcpy_builtin): Likewise.
649 (distribute_loop): Pass in whether to only distribute patterns.
650 (prepare_perfect_loop_nest): Also allow size optimization.
651 (pass_loop_distribution::execute): When optimizing a loop
652 nest for size allow pattern replacement.
654 2019-05-23 Jakub Jelinek <jakub@redhat.com>
657 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
660 2019-05-23 Martin Liska <mliska@suse.cz>
663 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
664 expression similarly to gimplify_decl_expr.
666 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
668 * cse.c (cse_dump_path): s/dump_file/f.
670 2019-05-22 David Malcolm <dmalcolm@redhat.com>
673 * diagnostic-format-json.cc: Include "selftest.h".
674 (json_from_expanded_location): Only add "file" key for non-NULL
676 (json_from_location_range): Don't add "start" and "finish"
677 children if they are UNKNOWN_LOCATION.
678 (selftest::test_unknown_location): New selftest.
679 (selftest::test_bad_endpoints): New selftest.
680 (selftest::diagnostic_format_json_cc_tests): New function.
681 * json.cc (json::object::get): New function.
682 (selftest::test_object_get): New selftest.
683 (selftest::json_cc_tests): Call it.
684 * json.h (json::object::get): New decl.
685 * selftest-run-tests.c (selftest::run_tests): Call
686 selftest::diagnostic_format_json_cc_tests.
687 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
690 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
691 Andrew Stubbs <amd@codesourcery.com>
693 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
694 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
695 (kernel): Rename to...
696 (main_kernel): ... this.
697 (load_image): Load _init_array and _fini_array kernels.
698 (run): Add argument for kernel to run.
699 (main): Run init_array_kernel before main_kernel, and
700 fini_array_kernel after.
701 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
702 amdgpu_hsa_kernel attribute on functions.
703 (gcn_disable_constructors): Delete.
704 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
705 * config/gcn/crt0.c (size_t): Define.
706 (_init_array, _fini_array): New.
707 (__preinit_array_start, __preinit_array_end,
708 __init_array_start, __init_array_end,
709 __fini_array_start, __fini_array_end): Declare weak references.
711 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
713 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
715 2019-05-22 Jason Merrill <jason@redhat.com>
717 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
719 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
722 * config/i386/i386-options.c (ix86_init_machine_status): Set
723 stack_frame_required to true.
724 * config/i386/i386.c (ix86_get_frame_size): New function.
725 (ix86_frame_pointer_required): Replace get_frame_size with
727 (ix86_compute_frame_layout): Likewise.
728 (ix86_find_max_used_stack_alignment): Changed to void. Set
729 stack_frame_required.
730 (ix86_finalize_stack_frame_flags): Always call
731 ix86_find_max_used_stack_alignment. Replace get_frame_size with
733 * config/i386/i386.h (machine_function): Add stack_frame_required.
735 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
737 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
739 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
741 * common/config/aarch64/aarch64-common.c
742 (struct aarch64_option_extension, struct processor_name_to_arch,
743 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
744 aarch64_contains_opt,
745 aarch64_get_extension_string_for_isa_flags): Change type of
746 variables storing flags to uint64_t.
747 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
748 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
749 * config/aarch64/aarch64.c (struct processor,
750 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
751 aarch64_validate_march, aarch64_override_options,
752 aarch64_option_print, aarch64_handle_attr_isa_flags,
753 aarch64_declare_function_name, aarch64_start_file): Make flag
755 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
756 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
757 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
758 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
759 * config/aarch64/driver-aarch64.c
760 (struct aarch64_arch_extension, struct aarch64_core_data,
761 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
762 flag variables uint64_t.
763 * doc/invoke.texi: Add documentation for new arguments.
765 2019-05-22 Richard Biener <rguenther@suse.de>
767 * alias.c (ao_ref_from_mem): Move stack-slot sharing
769 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
771 2019-05-22 Martin Liska <mliska@suse.cz>
774 * doc/extend.texi: Document the change.
776 2019-05-22 Richard Biener <rguenther@suse.de>
778 PR tree-optimization/90450
779 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
780 (mem_ref_hasher::equal): Check it.
781 (mem_ref_alloc): Initialize it.
782 (gather_mem_refs_stmt): Set it.
784 2019-05-22 Richard Biener <rguenther@suse.de>
786 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
788 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
791 2019-05-22 Alan Modra <amodra@gmail.com>
793 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
794 (ASM_CPU_SPEC): Conditionally add -many.
795 * config/rs6000/rs6000.c (rs6000_machine): New static var.
796 (rs6000_machine_from_flags, emit_asm_machine): New functions..
797 (rs6000_file_start): ..extracted from here, and modified to
799 (rs6000_output_function_prologue): Emit .machine as necessary.
800 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
802 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
803 added by check_vect_support_and_set_flags.
804 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
805 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
807 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
810 * ira-lives.c (process_bb_node_lives): Consider defs
811 for a call insn to be die before the call, not after.
813 * function.c (assign_parm_setup_block): Raise alignment of
814 stacked parameter only for STRICT_ALIGNMENT targets.
816 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
818 * config/rs6000/constraints.md (define_register_constraint "wz"):
820 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
821 RS6000_CONSTRAINT_wz.
822 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
823 (rs6000_init_hard_regno_mode_ok): Adjust.
824 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
825 * doc/md.texi (Machine Constraints): Adjust.
827 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
829 * config/rs6000/constraints.md (define_register_constraint "wl"):
831 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
832 RS6000_CONSTRAINT_wl.
833 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
834 (rs6000_init_hard_regno_mode_ok): Adjust.
835 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
836 * doc/md.texi (Machine Constraints): Adjust.
838 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
840 * config/rs6000/constraints.md (define_register_constraint "wm"):
842 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
843 RS6000_CONSTRAINT_wm.
844 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
845 (rs6000_init_hard_regno_mode_ok): Adjust.
846 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
847 * doc/md.texi (Machine Constraints): Adjust.
849 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
851 * config/rs6000/constraints.md (define_register_constraint "wk"):
853 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
854 RS6000_CONSTRAINT_wk.
855 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
856 (rs6000_init_hard_regno_mode_ok): Adjust.
857 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
858 * doc/md.texi (Machine Constraints): Adjust.
860 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
862 * config/rs6000/constraints.md (define_register_constraint "wj"):
864 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
865 RS6000_CONSTRAINT_wj.
866 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
867 (rs6000_init_hard_regno_mode_ok): Adjust.
868 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
870 * config/rs6000/vsx.md: Ditto.
871 * doc/md.texi (Machine Constraints): Adjust.
873 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
875 * config/rs6000/constraints.md (define_register_constraint "wh"):
877 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
878 RS6000_CONSTRAINT_wh.
879 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
880 (rs6000_init_hard_regno_mode_ok): Adjust.
881 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
882 * doc/md.texi (Machine Constraints): Adjust.
884 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
887 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
888 Avoid calling gen_lowpart with CONST operand.
890 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
892 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
893 field template_last_to_copy.
894 (ssa_create_duplicates): Set it, and use it. Attempt to
895 preserve more debug stmts.
897 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
899 * config/i386/sse.md (VF1_AVX2): New mode iterator.
900 (signbit<mode>2): New expander
902 2019-05-21 James Clarke <jrtc27@jrtc27.com>
905 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
906 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
908 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
910 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
911 %ebx and %ecx bafore calling cpuid with leaf 1 or
912 non-constant leaf argument.
914 2019-05-21 Alan Modra <amodra@gmail.com>
917 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
918 power9 direct move cost.
919 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
920 Correct comments and rename functions to suit parameters.
922 2019-05-21 Richard Biener <rguenther@suse.de>
925 * fold-const.c (fold_read_from_vector): New function.
926 * fold-const.h (fold_read_from_vector): Declare.
927 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
928 single-element insert permutations. Canonicalize selector
929 further and fix issue with last commit.
931 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
933 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
934 parameter with default value false to declaration.
935 (split_edges_for_insertion): New inline function. Wrapper for
936 split_critical_edges with for_edge_insertion_p = true.
937 * tree-cfg.c (split_critical_edges): Don't split non-critical
938 edges if for_edge_insertion_p is false. Fix whitespace.
939 * tree-ssa-pre.c (pass_pre::execute): Call
940 split_edges_for_insertion instead of split_critical_edges.
941 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
942 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
943 (pass_data_sink_code): Update function name in the comment.
945 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
947 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
948 around is_value_included_in that knows how to handle BIT_AND_EXPR.
949 (is_pred_expr_subset_of): Use the new function. Handle more cases where
950 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
953 2019-05-21 Martin Liska <mliska@suse.cz>
955 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
957 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
958 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
960 * config/rs6000/rs6000.c (rs6000_option_override_internal):
962 (rs6000_function_arg): Likewise.
963 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
964 (rs6000_expand_ternop_builtin): Use interval syntax.
965 (get_element_number): Likewise.
966 (altivec_expand_builtin): Likewise.
967 (rs6000_get_function_versions_dispatcher): Quote target_clones.
971 2019-05-20 Jakub Jelinek <jakub@redhat.com>
975 * function.h (struct function): Add calls_eh_return member.
976 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
977 gimplifying __builtin_eh_return call.
978 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
980 (expand_call_inline): Or in src_cfun->calls_eh_return into
981 dst_cfun->calls_eh_return.
982 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
983 cfun->calls_eh_return.
984 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
985 * lto-streamer-out.c (output_struct_function_base): Write
988 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
990 PR rtl-optimization/43147
991 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
994 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
996 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
997 (refs_may_alias_p_1): ... here; update stats.
998 (refs_may_alias_p): Do not update stats here.
1000 2019-05-20 Richard Biener <rguenther@suse.de>
1002 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
1003 doesn't produce pointers.
1004 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
1005 the first operand points to.
1007 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1009 * tree-ssa-alias.c (compare_sizes): New function.
1010 (sompare_type_sizes): New function
1011 (aliasing_component_refs_p): Use it.
1012 (indirect_ref_may_alias_decl_p): Likewise.
1014 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1016 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
1018 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1020 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
1021 (LIBLSAN_EARLY_SPEC): Likewise.
1022 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
1024 2019-05-20 Martin Liska <mliska@suse.cz>
1026 * config/i386/i386.c (ix86_libc_has_fast_function):
1027 Add ATTRIBUTE_UNUSED for the argument.
1029 2019-05-20 Richard Biener <rguenther@suse.de>
1031 * gimple-match-head.c: Include vec-perm-indices.h.
1032 * generic-match-head.c: Likewise.
1033 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
1035 * fold-const.c (fold_vec_perm): Export.
1036 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
1037 (match.pd): ...here.
1039 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1041 * cfgloop.h (struct loop): Add simdlen member.
1042 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
1043 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
1044 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
1045 as new argument to autovectorize_vector_sizes target hook. If
1046 loop->simdlen, pick up vector size where the vectorization factor
1047 is equal to loop->simd, and if there is none, fall back to the first
1049 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
1051 * omp-low.c (omp_clause_aligned_alignment): Likewise.
1052 * omp-general.c (omp_max_vf): Likewise.
1053 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
1054 * tree-vect-slp.c (vect_slp_bb): Likewise.
1055 * target.def (autovectorize_vector_sizes): Add ALL argument and
1057 * doc/tm.texi: Adjust documentation.
1058 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
1059 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
1060 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
1062 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
1063 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
1064 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
1065 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
1066 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
1067 preferred vector size is not 512-bit or 256-bit, just put those
1068 unpreferred ones last.
1070 2019-05-20 Martin Liska <mliska@suse.cz>
1072 * targhooks.c (default_libc_has_fast_function): New function.
1073 * targhooks.h (default_libc_has_fast_function): Likewise.
1075 2019-05-20 Martin Liska <mliska@suse.cz>
1078 * builtins.c (expand_builtin_memory_copy_args): When having a
1079 target with fast mempcpy implementation do now use memcpy.
1080 * config/i386/i386.c (ix86_libc_has_fast_function): New.
1081 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
1082 * doc/tm.texi: Likewise.
1083 * doc/tm.texi.in: Likewise.
1085 * expr.c (emit_block_move_hints): Add 2 new arguments.
1086 * expr.h (emit_block_move_hints): Bail out when libcall
1087 to memcpy would be used.
1089 2019-05-20 Martin Liska <mliska@suse.cz>
1091 * profile-count.c: Add vertical spacing in order
1092 to separate functions.
1093 * profile-count.h: Likewise.
1095 2019-05-20 Martin Liska <mliska@suse.cz>
1097 * profile-count.h: Do not use full qualified
1099 * profile-count.c (profile_count::to_frequency): Likewise.
1101 2019-05-20 Martin Liska <mliska@suse.cz>
1103 * profile-count.h (enum profile_quality): Use capital letters
1104 for enum value names. Use the adjusted names.
1105 * profile-count.c: Use the adjusted names.
1107 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1109 * config/rs6000/constraints.md (define_register_constraint "wH"):
1111 (define_register_constraint "wI"): Delete.
1112 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1113 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
1114 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1115 (rs6000_init_hard_regno_mode_ok): Adjust.
1116 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
1117 resp. "d", or with "wa" as appropriate, all with "p8v".
1118 * config/rs6000/vsx.md: Ditto.
1119 * doc/md.texi (Machine Constraints): Adjust.
1121 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1123 * config/rs6000/constraints.md (define_register_constraint "wy"):
1125 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1126 RS6000_CONSTRAINT_wy.
1127 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1128 (rs6000_init_hard_regno_mode_ok): Adjust.
1129 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
1130 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
1131 (define_mode_attr Fisa): New.
1132 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
1133 * doc/md.texi (Machine Constraints): Adjust.
1135 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1137 * config/rs6000/constraints.md (define_register_constraint "wu"):
1139 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1140 RS6000_CONSTRAINT_wu.
1141 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1142 (rs6000_init_hard_regno_mode_ok): Adjust.
1143 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
1145 (define_mode_attr Fa): Delete.
1146 * config/rs6000/vsx.md: Ditto.
1147 * doc/md.texi (Machine Constraints): Adjust.
1149 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1151 * config/rs6000/constraints.md (define_register_constraint "wJ"):
1153 (define_register_constraint "wK"): Delete.
1154 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1155 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
1156 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1157 (rs6000_init_hard_regno_mode_ok): Adjust.
1158 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
1159 Replace "wK" constraint by "wH" with "p9v".
1160 * config/rs6000/vsx.md: Ditto.
1161 * doc/md.texi (Machine Constraints): Adjust.
1163 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1165 * config/rs6000/constraints.md (define_register_constraint "wb"):
1167 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1168 RS6000_CONSTRAINT_wb.
1169 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1170 (rs6000_init_hard_regno_mode_ok): Adjust.
1171 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
1172 * config/rs6000/vsx.md: Ditto.
1173 * doc/md.texi (Machine Constraints): Adjust.
1175 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1177 * config/rs6000/constraints.md (define_register_constraint "wo"):
1179 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1180 RS6000_CONSTRAINT_wo.
1181 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1182 (rs6000_init_hard_regno_mode_ok): Adjust.
1183 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
1184 * config/rs6000/altivec.md: Ditto.
1185 * doc/md.texi (Machine Constraints): Adjust.
1187 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1189 * config/darwin-c.c (darwin_register_objc_includes): Do not
1190 prepend the sysroot when building gnu-runtime header search
1193 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1195 * config/darwin.c (darwin_file_end): Use switch_to_section ()
1196 instead of direct output of the asm.
1198 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1200 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
1201 argument to be type bool (was int before).
1202 (rs6000_emit_epilogue): Simplify some code. Declare some variables
1203 at first use. Use type bool for some variables. Fix a theoretical
1204 eh_return bug for svr4.
1206 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1208 * config/rs6000/rs6000.md (isa): New attribute.
1209 (enabled): New attribute.
1211 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
1213 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
1214 assemble_start_function and assemble_end_function.
1216 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
1219 * omp-general.c (oacc_verify_routine_clauses): Change formal
1220 parameters. Add checking if already marked with an OpenACC
1221 'routine' directive. Adjust all users.
1224 * omp-general.c (oacc_build_routine_dims): Move some of its
1226 (oacc_verify_routine_clauses): ... this new function.
1227 * omp-general.h (oacc_verify_routine_clauses): New prototype.
1229 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1231 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
1232 formating of picbase labels to match other ports.
1234 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1236 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
1237 in the generated code.
1239 2019-05-16 Martin Sebor <msebor@redhat.com>
1241 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
1242 identifiers, keywords, operators, and types in diagnostics. Correct
1243 quoting, spelling, and sentence capitalization issues.
1244 (expand_builtin_atomic_is_lock_free): Same.
1245 (fold_builtin_next_arg): Same.
1246 * cfgexpand.c (expand_one_var): Same.
1247 (tree_conflicts_with_clobbers_p): Same.
1248 (expand_asm_stmt): Same.
1249 (verify_loop_structure): Same.
1250 * cgraphunit.c (process_function_and_variable_attributes): Same.
1251 * collect-utils.c (collect_execute): Same.
1252 * collect2.c (maybe_run_lto_and_relink): Same.
1253 (is_lto_object_file): Same.
1254 (scan_prog_file): Same.
1255 * convert.c (convert_to_real_1): Same.
1256 * dwarf2out.c (dwarf2out_begin_prologue): Same.
1257 * except.c (verify_eh_tree): Same.
1258 * gcc.c (execute): Same.
1259 (eval_spec_function): Same.
1260 (run_attempt): Same.
1261 (driver::set_up_specs): Same.
1262 (compare_debug_auxbase_opt_spec_function): Same.
1263 * gcov-tool.c (unlink_gcda_file): Same.
1266 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
1267 * gimplify.c (gimplify_asm_expr): Same.
1268 (gimplify_adjust_omp_clauses): Same.
1269 * hsa-gen.c (gen_hsa_addr_insns): Same.
1270 (gen_hsa_insns_for_load): Same.
1271 (gen_hsa_cmp_insn_from_gimple): Same.
1272 (gen_hsa_insns_for_operation_assignment): Same.
1273 (gen_get_level): Same.
1274 (gen_hsa_alloca): Same.
1275 (omp_simple_builtin::generate): Same.
1276 (gen_hsa_atomic_for_builtin): Same.
1277 (gen_hsa_insns_for_call): Same.
1278 * input.c (dump_location_info): Same.
1279 * ipa-devirt.c (compare_virtual_tables): Same.
1280 * ira.c (ira_setup_eliminable_regset): Same.
1281 * lra-assigns.c (lra_assign): Same.
1282 * lra-constraints.c (lra_constraints): Same.
1283 * lto-streamer-in.c (lto_input_mode_table): Same.
1284 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
1285 (merge_and_complain): Same.
1286 (compile_offload_image): Same.
1287 (compile_images_for_offload_targets): Same.
1288 (debug_objcopy): Same.
1291 * opts.c (print_specific_help): Same.
1292 (parse_no_sanitize_attribute): Same.
1294 (handle_param): Same.
1295 * plugin.c (add_new_plugin): Same.
1296 (parse_plugin_arg_opt): Same.
1297 (try_init_one_plugin): Same.
1298 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
1299 operators, and types in diagnostics. Correct quoting and spelling
1301 * read-rtl-function.c (parse_edge_flag_token): Same.
1302 (function_reader::parse_enum_value): Same.
1303 * reg-stack.c (check_asm_stack_operands): Same.
1304 * regcprop.c (validate_value_data): Same.
1305 * sched-rgn.c (make_pass_sched_fusion): Same.
1306 * stmt.c (check_unique_operand_names): Same.
1307 * targhooks.c (default_target_option_pragma_parse): Same.
1308 * tlink.c (recompile_files): Same.
1309 * toplev.c (process_options): Same.
1311 * trans-mem.c (diagnose_tm_1): Same.
1312 (ipa_tm_scan_irr_block): Same.
1313 (ipa_tm_diagnose_transaction): Same.
1314 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
1315 format a tree code name in a diagnostic.
1316 (verify_types_in_gimple_min_lval): Same.
1317 (verify_types_in_gimple_reference): Same.
1318 (verify_gimple_call): Same.
1319 (verify_gimple_assign_unary): Same.
1320 (verify_gimple_assign_binary): Same.
1321 (verify_gimple_assign_ternary): Same.
1322 (verify_gimple_assign_single): Same.
1323 (verify_gimple_switch): Same.
1324 (verify_gimple_label): Same.
1325 (verify_gimple_phi): Same.
1326 (verify_gimple_in_seq): Same.
1327 (verify_eh_throw_stmt_node): Same.
1328 (collect_subblocks): Same.
1329 (gimple_verify_flow_info): Same.
1330 (do_warn_unused_result): Same.
1331 * tree-inline.c (expand_call_inline): Same.
1332 * tree-into-ssa.c (update_ssa): Same.
1333 * tree.c (tree_int_cst_elt_check_failed): Same.
1334 (tree_vec_elt_check_failed): Same.
1335 (omp_clause_operand_check_failed): Same.
1336 (verify_type_variant): Same.
1337 (verify_type): Same.
1338 * value-prof.c (verify_histograms): Same.
1339 * varasm.c (assemble_start_function): Same.
1341 2019-05-16 Martin Sebor <msebor@redhat.com>
1343 * config/i386/i386-expand.c (get_element_number): Quote keywords
1344 and other internal names in diagnostics. Adjust other diagnostic
1345 formatting issues noted by -Wformat-diag.
1346 * config/i386/i386-features.c
1347 (ix86_mangle_function_version_assembler_name): Same.
1348 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
1349 * config/i386/i386.c (ix86_function_type_abi): Same.
1350 (ix86_function_ms_hook_prologue): Same.
1351 (classify_argument): Same.
1352 (ix86_expand_prologue): Same.
1353 (ix86_md_asm_adjust): Same.
1354 (ix86_memmodel_check): Same.
1356 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
1358 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
1359 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
1362 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
1365 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
1366 intrinsics without SSE/SSE2/SSSE3.
1367 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
1369 (*mmx_uavgv8qi3): Likewise.
1371 2019-05-17 Richard Biener <rguenther@suse.de>
1373 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
1374 VEC_PERM_EXPR as __VEC_PERM with -gimple.
1376 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
1378 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
1379 vec_sldw insn pattern.
1381 2019-05-17 Richard Biener <rguenther@suse.de>
1383 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
1385 2019-05-17 Martin Liska <mliska@suse.cz>
1388 * toplev.c (output_stack_usage): With LTO and sanitizer it
1389 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
1390 has no file location.
1392 2019-05-16 Jakub Jelinek <jakub@redhat.com>
1395 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
1396 sz0 is equal to sz1, instead return false in that case.
1398 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
1399 has non-constant expression, force sctx.lane and use two
1400 argument IFN_GOMP_SIMD_LANE instead of single argument.
1401 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
1402 two argument IFN_GOMP_SIMD_LANE without lhs.
1403 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
1405 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
1407 (LOOP_REQUIRES_VERSIONING): Or in
1408 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
1409 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
1411 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
1412 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
1413 from simd if clause if needed.
1415 2019-05-16 Richard Biener <rguenther@suse.de>
1417 * tree-affine.c (expr_to_aff_combination): New function split
1419 (tree_to_aff_combination): ... here.
1420 (aff_combination_expand): Avoid building a GENERIC tree.
1422 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
1424 * cgraphunit.c (cgraph_node::expand_thunk): Remove
1425 assemble_start_function and assemble_end_function calls.
1426 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
1427 assemble_start_function and assemble_end_function.
1428 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
1429 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
1430 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
1431 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
1432 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
1433 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
1434 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
1435 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
1436 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1437 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1438 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1439 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
1441 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1442 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
1443 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
1444 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
1445 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1446 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1447 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
1448 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
1449 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1450 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1451 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1452 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1453 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
1454 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
1456 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1457 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1458 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
1460 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
1462 * tree-ssa-alias.c (alias_stats): Add
1463 aliasing_component_refs_p_may_alias and
1464 aliasing_component_refs_p_no_alias.
1465 (dump_alias_stats): Print aliasing_component_refs_p stats.
1466 (aliasing_component_refs_p): Update stats.
1468 2019-05-16 Martin Liska <mliska@suse.cz>
1471 * multiple_target.c (expand_target_clones): Do not allow
1472 target_clones being used with a symbol that is an alias.
1474 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
1476 PR tree-optimization/90394
1477 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
1478 positives rather than ICE for cases where (code2 == NE_EXPR
1479 && code1 == BIT_AND_EXPR).
1481 2019-05-16 Jakub Jelinek <jakub@redhat.com>
1484 * tree-core.h (struct tree_decl_common): Document
1485 decl_nonshareable_flag for PARM_DECLs.
1486 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
1487 * calls.c (expand_call): Don't try tail call if caller
1488 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
1489 passed on the stack and callee needs to pass any arguments on the
1491 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
1492 else if instead of series of mutually exclusive ifs. Handle
1493 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
1494 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1496 * lto-streamer.h (LTO_major_version): Bump to 9.
1498 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
1500 PR tree-optimization/90106
1501 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
1502 new parameter as new internal function call, also move it to new
1504 (use_internal_fn): Pass internal function call to
1505 shrink_wrap_one_built_in_call_with_conds.
1507 2019-05-15 Jakub Jelinek <jakub@redhat.com>
1509 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
1511 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
1512 safelen_int and set loop->dont_vectorize.
1514 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1517 * config/i386/i386-builtin.def: Enable MMX intrinsics with
1519 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
1521 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
1522 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
1523 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
1526 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1529 * config/i386/mmx.md (*vec_dupv2sf): Changed to
1530 define_insn_and_split to support SSE emulation.
1531 (*vec_extractv2sf_0): Likewise.
1532 (*vec_extractv2sf_1): Likewise.
1533 (*vec_extractv2si_0): Likewise.
1534 (*vec_extractv2si_1): Likewise.
1535 (*vec_extractv2si_zext_mem): Likewise.
1536 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
1537 (vec_extractv2sf_1 splitter): Likewise.
1538 (vec_extractv2sfsf): Likewise.
1539 (vec_setv2si): Likewise.
1540 (vec_extractv2si_1 splitter): Likewise.
1541 (vec_extractv2sisi): Likewise.
1542 (vec_setv4hi): Likewise.
1543 (vec_extractv4hihi): Likewise.
1544 (vec_setv8qi): Likewise.
1545 (vec_extractv8qiqi): Likewise.
1546 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
1547 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
1548 (vec_extractv2sisi): Likewise.
1549 (vec_extractv4hihi): Likewise.
1550 (vec_extractv8qiqi): Likewise.
1551 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
1552 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
1553 (vec_initv2sisi): Likewise.
1554 (vec_initv4hihi): Likewise.
1555 (vec_initv8qiqi): Likewise.
1556 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
1557 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
1558 (vec_setv4hi): Likewise.
1559 (vec_setv8qi): Likewise.
1561 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1564 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
1565 TARGET_MMX_WITH_SSE.
1566 (MMXMODE:*mov<mode>_internal): Likewise.
1567 (MMXMODE:movmisalign<mode>): Likewise.
1569 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
1572 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
1573 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
1574 (sse2_cvtpd2pi): Ditto.
1575 (sse2_cvttpd2pi): Ditto.
1576 (*vec_concatv2sf_sse4_1): Ditto.
1577 (*vec_concatv2sf_sse): Ditto.
1578 (*vec_concatv2si_sse4_1): Ditto.
1579 (*vec_concatv2si): Ditto.
1580 (*vec_concatv4si_0): Ditto.
1581 (*vec_concatv2di_0): Ditto.
1583 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1586 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
1588 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1591 * config/i386/sse.md (ssse3_palignrdi): Changed to
1592 define_insn_and_split to support SSE emulation.
1594 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1597 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
1599 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1602 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
1603 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
1606 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1609 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
1610 or TARGET_MMX_WITH_SSE.
1611 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
1613 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1616 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
1618 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1621 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
1622 Changed to define_insn_and_split to support SSE emulation.
1624 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1627 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
1628 Changed to define_insn_and_split to support SSE emulation.
1630 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1633 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
1634 (*mmx_<emms>): This.
1635 (mmx_<emms>): New expander.
1637 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1640 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
1642 (*sse2_umulv1siv1di3): Add SSE2 emulation.
1644 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1647 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
1649 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1652 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
1654 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1657 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
1658 TARGET_MMX_WITH_SSE.
1659 (*mmx_uavgv4hi3): Add SSE emulation.
1661 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1664 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
1665 and TARGET_MMX_WITH_SSE.
1666 (*mmx_uavgv8qi3): Add SSE emulation.
1668 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1671 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
1672 maskmovdqu for __MMX_WITH_SSE__.
1674 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1677 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
1678 TARGET_MMX and TARGET_MMX_WITH_SSE.
1679 (*mmx_umulv4hi3_highpart): Add SSE emulation.
1681 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1684 * config/i386/mmx.md (mmx_pmovmskb): Changed to
1685 define_insn_and_split to support SSE emulation.
1687 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1690 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
1691 and TARGET_MMX_WITH_SSE.
1692 (mmx_<code>v8qi3): Likewise.
1693 (smaxmin:<code>v4hi3): New.
1694 (umaxmin:<code>v8qi3): Likewise.
1695 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
1696 (umaxmin:*mmx_<code>v8qi3): Likewise.
1698 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1701 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
1702 TARGET_MMX_WITH_SSE.
1703 (*mmx_pinsrw): Add SSE emulation.
1705 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1708 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
1710 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1713 * config/i386/sse.md (sse_cvtpi2ps): Changed to
1714 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
1717 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1720 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
1721 (sse_cvttps2pi): Likewise.
1723 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1726 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
1727 TARGET_MMX_WITH_SSE.
1728 (mmx_pshufw_1): Add SSE emulation.
1729 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
1730 TARGET_MMX_WITH_SSE to support SSE emulation.
1732 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1735 * config/i386/constraints.md (Yw): New constraint.
1736 * config/i386/mmx.md (*vec_dupv2si): Changed to
1737 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
1738 support SSE emulation.
1740 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1743 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
1744 TARGET_MMX_WITH_SSE.
1745 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
1747 (mmx_gt<mode>3): Likewise.
1749 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1752 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
1753 TARGET_MMX_WITH_SSE. Add SSE support.
1755 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1758 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
1759 TARGET_MMX_WITH_SSE.
1760 (any_logic:<code><mode>3): New.
1761 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
1764 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1767 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
1768 TARGET_MMX_WITH_SSE. Add SSE emulation.
1769 (mmx_<shift_insn><mode>3): Likewise.
1771 (<shift_insn><mode>3): Likewise.
1773 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1776 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
1777 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
1779 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1782 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
1783 TARGET_MMX_WITH_SSE.
1784 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
1787 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1790 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
1791 TARGET_MMX_WITH_SSE.
1793 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
1796 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1799 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
1800 (plusminus:mmx_<plusminus_insn><mode>3): Check
1801 TARGET_MMX_WITH_SSE.
1802 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
1803 (<plusminus_insn><mode>3): New.
1804 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
1805 (*mmx_<plusminus_insn><mode>3): Likewise.
1807 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1810 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
1811 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
1813 * config/i386/mmx.m (mmx_punpckhbw): Changed to
1814 define_insn_and_split to support SSE emulation.
1815 (mmx_punpcklbw): Likewise.
1816 (mmx_punpckhwd): Likewise.
1817 (mmx_punpcklwd): Likewise.
1818 (mmx_punpckhdq): Likewise.
1819 (mmx_punpckldq): Likewise.
1821 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1822 Uros Bizjak <ubizjak@gmail.com>
1825 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
1827 (ix86_split_mmx_pack): Likewise.
1828 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
1830 (ix86_split_mmx_pack): Likewise.
1831 * config/i386/i386.md (mmx_isa): New.
1832 (enabled): Also check mmx_isa.
1833 * config/i386/mmx.md (any_s_truncate): New code iterator.
1834 (s_trunsuffix): New code attr.
1835 (mmx_packsswb): Removed.
1836 (mmx_packssdw): Likewise.
1837 (mmx_packuswb): Likewise.
1838 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
1839 MMX packsswb/packuswb with SSE2.
1840 (mmx_packssdw): Likewise.
1841 * config/i386/predicates.md (register_mmxmem_operand): New.
1843 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1846 * config/i386/i386-c.c (ix86_target_macros_internal): Define
1847 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
1848 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
1849 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
1850 (ix86_vector_mode_supported_p): Likewise.
1851 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
1853 2019-05-15 Martin Liska <mliska@suse.cz>
1856 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
1859 2019-05-15 Richard Biener <rguenther@suse.de>
1861 * tree-into-ssa.c (pass_build_ssa::execute): Run
1862 update_address_taken before going into SSA.
1864 2019-05-15 Richard Biener <rguenther@suse.de>
1866 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
1867 as __BIT_FIELD_REF with type with -gimple.
1869 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
1871 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
1872 semantically equivalent branches (left over after prior refactorings).
1874 2019-05-15 Richard Biener <rguenther@suse.de>
1876 PR tree-optimization/88828
1877 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
1880 2019-05-14 Richard Biener <rguenther@suse.de>
1882 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
1883 as __VIEW_CONVERT with -gimple.
1885 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
1888 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
1891 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
1893 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
1894 define_split to become a define_insn_and_split.
1896 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
1898 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
1900 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
1901 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
1902 (sibcall_epilogue): Adjust.
1905 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1907 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
1908 to unsupported ones.
1909 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
1910 * config.host: Likewise.
1911 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
1912 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
1913 __svr4__]: Remove "brand" fallback.
1914 [!KSTAT_DATA_STRING]: Remove.
1915 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
1917 (comdat_group): Likewise.
1918 (set_have_as_tls): Likewise.
1919 (gcc_cv_target_dl_iterate_phdr): Likewise.
1920 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
1921 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
1922 * configure: Regenerate.
1923 * doc/install.texi: Simplify Solaris target triplets.
1924 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
1925 (Specific, *-*-solaris2*): Document Solaris 10 removal.
1926 Remove Solaris 10 references.
1927 Remove obsolete Solaris bug reference.
1928 (Specific, sparc-sun-solaris2.10): Remove.
1930 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
1932 * config/i386/i386.md (any_div): New code iterator.
1933 (paired_mod): New code attribute.
1934 (sgnprefix): Handle DIV and UDIV RTXes.
1936 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
1937 and udivmod<mode>4 patterns using any_div code iterator.
1938 (divmod splitters): Macroize splitters using any_div code iterator.
1939 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
1940 (*udivmodsi4_pow2_zext_2): Ditto.
1941 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
1942 and *udivmod<mode>4_noext patterns using any_div code iterator.
1943 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
1944 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
1945 patterns using any_div code iterator.
1946 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
1947 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
1948 patterns using any_div code iterator.
1949 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
1950 udivmodhiqi3 patterns using any_extend code iterator.
1952 2019-05-14 Richard Biener <rguenther@suse.de>
1953 H.J. Lu <hongjiu.lu@intel.com>
1955 PR tree-optimization/88828
1956 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
1957 permuting in a single non-constant element not extracted
1960 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
1962 * internal-fn.def (SIGNBIT): New.
1963 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
1965 (signbitv4sf2): Likewise.
1967 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
1970 * config/mips/mips.c (mips_split_move): Skip forward SRC into
1971 next insn when the SRC reg is dead.
1973 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
1975 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
1976 (alloc_cand_and_find_basis): Ditto.
1977 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
1978 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
1979 (create_add_imm_cand, slsr_process_cast): Ditto.
1980 (slsr_process_copy, replace_mult_candidate): Ditto.
1981 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
1982 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
1983 (pass_strength_reduction::execute): Init the first NULL element.
1985 2019-05-13 Nathan Sidwell <nathan@acm.org>
1987 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
1988 (run_attempt): Reformat line break.
1990 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
1993 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
1994 data registers in sibcall epilogues.
1995 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
1997 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
2000 * configure.ac (--enable-frame-pointer):
2001 Disable by default for cygwin and mingw.
2002 * configure: Regenerate.
2004 2019-05-13 Nathan Sidwell <nathan@acm.org>
2006 * dwarf2out.c (breakout_comdat_types): Move comment to correct
2008 (const_ok_for_output_1): Balance parens around #if/#else/#endif
2009 (gen_member_die): Move abstract origin check earlier. Only VARs
2010 can be static_inline_p. Simplify splicing control flow.
2012 2019-05-13 Richard Biener <rguenther@suse.de>
2014 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
2016 (vect_build_slp_tree_1): Likewise.
2018 2019-05-13 Richard Biener <rguenther@suse.de>
2020 PR tree-optimization/90402
2021 * tree-if-conv.c (tree_if_conversion): Value number only
2022 the loop body by making the latch an exit of the region
2024 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
2026 (do_rpo_vn): Deal with multiple edges into the entry block
2027 that are not backedges inside the region by skipping PHIs
2030 2019-05-13 Richard Biener <rguenther@suse.de>
2032 PR tree-optimization/90316
2033 * tree-ssa-pre.c (insert_aux): Fold into ...
2034 (insert): ... this function. Use a RPO walk to reduce the
2035 number of required iterations.
2037 2019-05-13 Martin Liska <mliska@suse.cz>
2039 PR tree-optimization/90416
2040 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
2041 string instead of passing the second part as va_arg argument.
2043 2019-05-13 Martin Liska <mliska@suse.cz>
2045 PR gcov-profile/90380
2046 * gcov.c (handle_cycle): Do not support zero cycle count,
2047 it should not be possible.
2048 (path_contains_zero_cycle_arc): New function.
2049 (circuit): Ignore zero cycle arc counts.
2051 2019-05-13 Martin Liska <mliska@suse.cz>
2053 PR gcov-profile/90380
2054 * gcov.c (enum loop_type): Remove the enum and
2056 (handle_cycle): Assert that we should not reach
2058 (circuit): Use loop_found instead of a tri-state loop_type.
2059 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
2062 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2065 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
2066 (ix86_output_indirect_branch_via_reg): Use output mechanism
2067 accounting for __USER_LABEL_PREFIX__.
2068 (ix86_output_indirect_branch_via_push): Likewise.
2069 (ix86_output_function_return): Likewise.
2070 (ix86_output_indirect_function_return): Likewise.
2072 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
2074 * doc/md.texi: Document use of code attributes in rtx patterns.
2075 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
2076 * read-rtl.c (find_code): Split out search loops into...
2077 (maybe_find_code): ...this new function.
2078 (check_code_iterator): Make the error message more informative.
2079 (check_code_attribute): New function.
2080 (rtx_reader::rtx_alloc_for_name): Likewise.
2081 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
2082 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
2083 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
2084 <max_opp> directly as an rtx code instead of via a match_operator.
2085 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
2086 (<su>abd<mode>_3): Update accordingly.
2088 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2090 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
2091 is given, print the state of the EH "save world" computation for
2094 2019-05-11 Jakub Jelinek <jakub@redhat.com>
2097 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
2098 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2100 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
2102 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
2103 Use pinsrd for TARGET_SSE4_1.
2104 * config/i386/sse.md (movdi_to_sse): Ditto.
2106 2019-05-10 Richard Biener <rguenther@suse.de>
2108 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
2109 (do_rpo_vn): Initialize next_value_id.
2111 2019-05-10 Martin Liska <mliska@suse.cz>
2113 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2116 2019-05-10 Jakub Jelinek <jakub@redhat.com>
2118 PR tree-optimization/90385
2119 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
2120 arguments of the exit phis.
2123 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
2124 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
2126 (copy_tree_body_r): Likewise.
2127 (copy_fn): Set id.do_not_fold to true.
2129 2019-05-10 Martin Liska <mliska@suse.cz>
2131 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
2132 Reapply changes from r269790.
2134 2019-05-10 Martin Liska <mliska@suse.cz>
2137 * doc/invoke.texi: New params.
2138 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
2139 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
2140 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2142 * tree-switch-conversion.h (struct jump_table_cluster):
2145 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
2147 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
2149 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
2151 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
2153 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
2155 PR rtl-optimization/88879
2156 * sel-sched.c (sel_target_adjust_priority): Remove assert.
2158 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
2161 * config/arm/arm.c (callee_saved_reg_p): Move before
2162 thumb_find_work_register.
2163 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
2164 thumb_find_work_register. Only call df_get_live_out once.
2165 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
2166 (thumb_find_work_register): Use
2167 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
2168 algorithms to locate a spare call clobbered reg.
2170 2019-05-09 Martin Liska <mliska@suse.cz>
2172 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
2173 and MAX_EXPR in GIMPLE FE format.
2175 2019-05-09 Martin Liska <mliska@suse.cz>
2177 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
2178 * gimple-pretty-print.c (dump_gimple_bb_header):
2180 (pp_cfg_jump): Dump edge probability.
2181 * profile-count.c (profile_quality_as_string): Simplify
2182 with a static array.
2183 (parse_profile_quality): New function.
2184 (profile_count::dump): Simplify with a static array.
2185 (profile_count::from_gcov_type): Add new argument.
2186 * profile-count.h (parse_profile_quality): Likewise.
2187 * predict.h (set_hot_bb_threshold): New.
2188 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2190 * predict.c (get_hot_bb_threshold): Set from the new param.
2191 (set_hot_bb_threshold): New.
2193 2019-05-09 Richard Biener <rguenther@suse.de>
2195 PR tree-optimization/90395
2196 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
2197 rewrite vector stores that throw internally.
2199 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
2201 * cif-code.def (CHKP): Remove.
2204 * configure.ac (--enable-frame-pointer): Disable by default for
2206 * configure: Regenerate.
2208 2019-05-09 Alan Modra <amodra@gmail.com>
2211 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
2212 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
2213 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
2214 cost for general <-> vsx when direct moves are available.
2215 Cost union classes at minimal cost for any reg in the class.
2216 Correct calculation for moves between vsx, float, and altivec.
2217 Don't return a low cost for moves between special regs. Don't
2218 use hard coded register numbers.
2219 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
2220 (rs6000_ira_change_pseudo_allocno_class): New function.
2221 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
2222 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
2224 (movsi_internal1): Don't disparage vector alternatives.
2225 (mov<mode>_internal): Likewise, excepting alternative that
2227 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
2228 we <- b alternative.
2230 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2233 PR tree-optimization/89060
2234 * tree-ssa-live.h (live_vars_map): New typedef.
2235 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
2236 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
2237 (struct compute_live_vars_data): New type.
2238 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
2239 live_vars_at_stmt, destroy_live_vars): New functions.
2240 * tree-tailcall.c: Include tree-ssa-live.h.
2241 (live_vars, live_vars_vec): New global variables.
2242 (find_tail_calls): Perform variable life analysis before punting.
2243 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
2244 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
2246 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
2247 Perform variable life analysis to select variables that really need
2249 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
2250 instead set id->eh_landing_pad_dest and assert it is the same.
2251 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
2253 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
2254 Richard Earnshaw <rearnsha@arm.com>
2257 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
2259 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
2260 (thumb1_compute_save_core_reg_mask): Don't force a spare work
2261 register if both the epilogue and prologue can use call-clobbered
2263 (thumb1_unexpanded_epilogue): Use
2264 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
2265 picking temporaries for restoring high regs to match that of the
2266 prologue where possible.
2267 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
2268 the list of work registers. Detect if the return address is still live
2269 at the end of the prologue and avoid using it for a work register if so.
2270 If the return address is not live, add LR to the list of pushable regs
2271 after the first pass.
2273 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2275 PR tree-optimization/90078
2276 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
2277 (INFTY): Increase the value for infinite cost.
2278 (struct comp_cost): Promote type of members to int64_t.
2279 (infinite_cost): Don't set complexity in initialization.
2280 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
2281 overflows to infinite_cost.
2282 (adjust_setup_cost): Promote type of parameter and cost computation
2284 (struct ainc_cost_data, struct iv_ca): Promote type of member to
2286 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
2287 cost computation to int64_t.
2288 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
2289 int64_t's format specifier in dump.
2291 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2293 PR tree-optimization/90240
2294 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
2295 with respect to scaling factor pre-computed for each basic block.
2296 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
2297 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
2298 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
2299 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
2300 live range for array of loop's basic blocks. Cleanup aux field of
2301 loop's basic blocks.
2303 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2305 PR tree-optimization/90356
2306 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
2308 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
2310 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
2311 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
2312 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
2313 (ix86_handle_option): Handle -mavx512bf16.
2314 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
2316 * config/i386/avx512bf16vlintrin.h: New.
2317 * config/i386/avx512bf16intrin.h: New.
2318 * config/i386/cpuid.h (bit_AVX512BF16): New.
2319 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
2320 * config/i386/i386-builtin-types.def: Add new types.
2321 * config/i386/i386-builtin.def: Add new builtins.
2322 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2324 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
2325 (ix86_option_override_internal): Handle BF16.
2326 (ix86_valid_target_attribute_inner_p): Ditto.
2327 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
2328 * config/i386/i386-builtin.c (enum processor_features): Add
2330 (static const _isa_names_table isa_names_table): Ditto.
2331 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
2332 (PTA_AVX512BF16): Ditto.
2333 * config/i386/i386.opt: Add -mavx512bf16.
2334 * config/i386/immintrin.h: Include avx512bf16intrin.h
2335 and avx512bf16vlintrin.h.
2336 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
2337 avx512f_cvtneps2bf16_<mode><mask_name>,
2338 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
2339 * config/i386/subst.md (mask_half): Add new subst.
2340 * doc/invoke.texi: Document -mavx512bf16.
2342 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
2344 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
2346 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
2347 (rs6000_debug_legitimize_reload_address): Delete.
2348 (rs6000_legitimize_reload_address_ptr): Delete.
2349 (rs6000_option_override_internal): Adjust.
2350 (mem_operand_gpr): Adjust comment.
2351 (legitimate_lo_sum_address_p): Ditto.
2352 (rs6000_legitimize_reload_address): Delete.
2353 (rs6000_debug_legitimize_reload_address): Delete.
2354 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
2356 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
2359 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2360 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
2361 to compute vector element selector for both constant and variable
2364 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2366 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
2367 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
2368 ashrdi3_cvt using SWI48 mode iterator.
2370 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2372 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
2373 (aarch64_<su>abd<mode>_3): Likewise.
2374 (*aarch64_<su>abd<mode>_3): New define_insn.
2375 (<sur>sad<vsi2qi>): New define_expand.
2376 * config/aarch64/iterators.md: Added MAX_OPP attribute.
2377 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
2378 (build_vect_cond_expr): Likewise.
2380 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2382 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
2383 clobbers outside of accessible_reg_set.
2384 * config/i386/i386.c (ix86_conditional_register_usage):
2385 Disable register sets by clearing corresponding bits in
2386 accessible_reg_set. Do not set corresponding bits in fixed_regs,
2387 call_used_regs and don't clear corresponding reg_names array members.
2389 2019-05-07 Richard Biener <rguenther@suse.de>
2391 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
2392 not specified still compute a comp_vectype for invariant
2395 2019-05-07 Richard Biener <rguenther@suse.de>
2397 PR tree-optimization/90316
2398 * tree-ssa-pre.c (translate_vuse_through_block): When
2399 same_valid is NULL do not bother to search for a virtual
2401 (phi_translate_1): When operands changed we cannot keep
2402 the same value-number so do not bother to ask whether
2403 that's possible from translate_vuse_through_block.
2405 2019-05-07 Martin Liska <mliska@suse.cz>
2407 * bitmap.c (bitmap_register): Come up with
2408 alloc_descriptor_max_uid and assign it for
2410 (register_overhead): Use get_descriptor as
2412 (release_overhead): New.
2413 (bitmap_elem_to_freelist): Call it.
2414 (bitmap_elt_clear_from): Likewise.
2415 (bitmap_obstack_free): Likewise.
2416 (bitmap_move): Sensitively release memory.
2417 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
2418 (bitmap_initialize): Initialize alloc_descriptor to zero.
2419 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
2421 2019-05-07 Richard Biener <rguenther@suse.de>
2423 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
2424 we build a SLP node. Remove max_size and limiting.
2425 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
2427 2019-05-07 Richard Biener <rguenther@suse.de>
2429 PR tree-optimization/90316
2430 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
2432 (walk_non_aliased_vuses): Take walking limit argument.
2433 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
2434 walking if it is reached instead of just counting.
2435 (get_continuation_for_phi): Likewise.
2436 (walk_non_aliased_vuses): Likewise, instead of leaving counter
2437 limiting to the callback.
2438 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
2439 (vn_reference_lookup_3): Likewise.
2440 (vn_reference_lookup_pieces): Likewise.
2441 (vn_reference_lookup): Likewise.
2442 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
2443 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
2444 (avail_exprs_stack::lookup_avail_expr): Likewise.
2446 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
2448 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
2449 for comparaible types in the second direction even if first one
2450 hits incomparable type.
2452 2019-05-07 Richard Biener <rguenther@suse.de>
2455 * lto-wrapper.c (debug_objcopy): Use the original filename
2456 including archive offset for the filename used for -save-temps.
2458 2019-05-07 Li Jia He <helijia@linux.ibm.com>
2460 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
2463 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2465 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
2466 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
2467 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
2468 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
2469 (FRAME_POINTER_REGNUM): Change numbering.
2470 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
2471 (alt_reg_names): Adjust.
2472 (rs6000_conditional_register_usage): Don't mark hard register 64 as
2474 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
2475 (DWARF_FRAME_REGISTERS): Delete.
2476 (DWARF2_FRAME_REG_OUT): Fix whitespace.
2477 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2479 (REG_ALLOC_ORDER): Adjust.
2480 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
2481 (REG_CLASS_CONTENTS): Adjust.
2482 (RETURN_ADDR_RTX): Change comment.
2483 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
2485 (REGISTER_NAMES): Adjust.
2486 (ADDITIONAL_REGISTER_NAMES): Adjust.
2487 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
2489 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2491 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
2493 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
2494 (DWARF_FRAME_REGISTERS): Adjust.
2495 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2497 (REG_ALLOC_ORDER): Adjust.
2498 (enum reg_class): Delete SPR_REGS.
2499 (REG_CLASS_NAMES): Delete SPR_REGS.
2500 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
2501 (REGISTER_NAMES): Adjust.
2502 (ADDITIONAL_REGISTER_NAMES): Adjust.
2503 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
2504 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
2505 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
2506 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
2507 (htm_spr_regno): Delete.
2508 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
2510 (rs6000_dbx_register_number): Adjust.
2512 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2514 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
2516 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2518 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
2519 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
2521 2019-05-06 Jakub Jelinek <jakub@redhat.com>
2523 PR tree-optimization/88709
2524 PR tree-optimization/90271
2525 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
2526 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
2527 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
2529 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
2530 of the store merging group is larger than
2531 PARAM_STORE_MERGING_MAX_SIZE parameter.
2532 (split_group): Add bzero_first argument. If set, always emit first
2533 the first store which must be = {} of the whole area and then for the
2534 rest of the stores consider all zero bytes as paddings.
2535 (imm_store_chain_info::output_merged_store): Check if first store
2536 is = {} of the whole area and if yes, determine which setting of
2537 bzero_first for split_group gives smaller number of stores. Adjust
2538 split_group callers.
2539 (lhs_valid_for_store_merging_p): Allow decls.
2540 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
2542 (pass_store_merging::process_store): Likewise.
2544 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
2547 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
2548 handling of V1TImode.
2550 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
2553 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
2554 and enable_frame_pointer ...
2555 * configure.ac: ... here. Update help strings for
2556 --enable-frame-pointer.
2557 * configure: Regenerate.
2558 * config/i386/i386-options.c (ix86_option_override_internal): Remove
2559 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
2560 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
2561 (USE_X86_64_FRAME_POINTER): Ditto.
2563 2019-05-06 Martin Liska <mliska@suse.cz>
2565 * config.gcc: Append to target_gtfiles and fix indentation.
2567 2019-05-06 Richard Biener <rguenther@suse.de>
2569 PR tree-optimization/90358
2570 * tree-vect-stmts.c (get_group_load_store_type): Properly
2571 detect unused upper half of load.
2572 (vectorizable_load): Likewise.
2574 2019-05-06 Richard Biener <rguenther@suse.de>
2576 PR tree-optimization/88828
2577 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
2578 (simplify_vector_constructor): ...here. Handle constants in
2581 2019-05-06 Richard Biener <rguenther@suse.de>
2583 PR tree-optimization/90328
2584 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
2585 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
2586 is valid in the loop nest before using it.
2587 (initialize_data_dependence_relation): Adjust.
2588 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
2589 loop as loop-nest to dr_may_alias_p.
2591 2019-05-06 Richard Biener <rguenther@suse.de>
2593 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
2595 2019-05-06 Richard Biener <rguenther@suse.de>
2597 PR tree-optimization/90316
2598 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
2599 compute target on demand.
2600 (get_continuation_for_phi): Remove code walking stmts to
2601 get to a target virtual operand which could end up being
2604 2019-05-06 Martin Liska <mliska@suse.cz>
2607 * config/i386/i386-options.c (ix86_option_override_internal): Error only
2608 when -mabi is selected to a non-default version.
2610 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
2611 Martin Liska <mliska@suse.cz>
2613 * Makefile.in: Add lto-dump.texi.
2614 * cgraph.h: Add new functions get_visibility_string and
2615 get_symtab_type_string.
2616 * doc/gcc.texi: Include lto-dump section.
2617 * doc/lto-dump.texi: New file.
2618 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
2619 (parse_dump_option): Factor out this function.
2620 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
2621 (parse_dump_option): Export the function.
2622 * symtab.c (symtab_node::get_visibility_string): New function.
2623 (symtab_node::get_symtab_type_string): Likewise.
2625 2019-05-06 Martin Liska <mliska@suse.cz>
2627 * config/i386/i386-builtins.c: New file.
2628 * config/i386/i386-builtins.h: New file.
2629 * config/i386/i386-expand.c: New file.
2630 * config/i386/i386-expand.h: New file.
2631 * config/i386/i386-features.c: New file.
2632 * config/i386/i386-features.h: New file.
2633 * config/i386/i386-options.c: New file.
2634 * config/i386/i386-options.h: New file.
2635 * config.gcc: Add new files into extra_objs and
2637 * config/i386/i386.c: Split content of the file
2638 into newly introduced files.
2639 * config/i386/i386.h: Declare common variables
2641 * config/i386/t-i386: Define dependencies for new files.
2643 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
2646 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
2647 Restrict 'all' variant to 32-bit configurations.
2648 (unaligned_loadhiu): Likewise.
2649 (unaligned_storehi): Likewise.
2650 (unaligned_storesi): Likewise.
2651 (unaligned_loadhis): Disable when compiling for thumb1.
2653 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
2655 PR tree-optimization/90269
2656 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
2659 2019-05-03 Martin Liska <mliska@suse.cz>
2661 * hash-map.h: Add is_empty function.
2662 * hash-set.h: Likewise.
2663 * hash-table.h: Likewise.
2664 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
2665 elements () == 0 (and similar usages).
2666 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
2667 * gimplify.c (gimplify_bind_expr): Likewise.
2668 (gimplify_switch_expr): Likewise.
2669 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
2670 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
2671 * postreload-gcse.c (dump_hash_table): Likewise.
2672 (gcse_after_reload_main): Likewise.
2673 * predict.c (combine_predictions_for_bb): Likewise.
2674 * tree-parloops.c (reduction_phi): Likewise.
2675 (separate_decls_in_region): Likewise.
2676 (transform_to_exit_first_loop): Likewise.
2677 (gen_parallel_loop): Likewise.
2678 (gather_scalar_reductions): Likewise.
2679 (try_create_reduction_list): Likewise.
2680 * var-tracking.c (dump_vars): Likewise.
2681 (emit_notes_for_changes): Likewise.
2682 (vt_emit_notes): Likewise.
2684 2019-05-03 Richard Biener <rguenther@suse.de>
2686 PR tree-optimization/90316
2687 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
2690 2019-05-03 Richard Biener <rguenther@suse.de>
2692 * tree-vect-stmts.c (get_group_load_store_type): Avoid
2693 peeling for gaps by loading only lower halves of vectors
2695 (vectorizable_load): Likewise.
2697 2019-05-03 Richard Biener <rguenther@suse.de>
2700 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
2702 2019-05-03 Richard Biener <rguenther@suse.de>
2705 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
2706 Handle STRING_CST vs DECL or STRING_CST.
2708 2019-05-03 Richard Biener <rguenther@suse.de>
2710 PR tree-optimization/88963
2711 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
2712 vector loads feeding only BIT_FIELD_REFs to component
2713 loads. Rewrite stores fed by CONSTRUCTORs to component
2716 2019-05-03 Jakub Jelinek <jakub@redhat.com>
2718 * opts.h (finish_options): Remove lang_mask argument.
2719 (print_help, help_option_argument): Declare.
2720 * opts.c (print_help): Remove forward declaration, no longer static.
2721 (finish_options): Remove lang_mask argument, don't call print_help
2723 * opts-global.c (decode_options): Adjust finish_option caller, call
2726 PR tree-optimization/90303
2727 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
2728 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
2730 2019-05-03 Richard Biener <rguenther@suse.de>
2732 PR tree-optimization/89698
2733 * gimple-fold.c (canonicalize_constructor_val): Early out
2734 for constants, handle unfolded INTEGER_CSTs as they appear in
2735 C++ virtual table ctors.
2737 2019-05-03 Richard Biener <rguenther@suse.de>
2739 * passes.c (execute_function_todo): Remove dead code.
2741 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
2743 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
2744 the internal register number, for any "real" register.
2746 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
2748 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
2749 correct numbers for TFHAR, TFIAR, TEXASR.
2751 2019-05-02 Richard Biener <rguenther@suse.de>
2753 PR tree-optimization/89653
2754 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
2755 update-address-taken before the pass.
2756 * passes.def (pass_tree_loop_init): Put comment before it.
2758 2019-05-02 Richard Biener <rguenther@suse.de>
2760 PR tree-optimization/89509
2761 * tree-ssa-structalias.c (compute_dependence_clique): Look
2762 at the first subvar when determining whether it is restrict.
2764 2019-05-02 Richard Biener <rguenther@suse.de>
2766 PR tree-optimization/90273
2767 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
2768 useless debug stmts.
2770 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2772 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
2774 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
2776 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
2777 VEC_COND_EXPR be inserted to emulate a conditional internal function.
2778 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
2779 (vectorizable_reduction): Use the functions above to vectorize in a
2780 fully masked loop codes that don't have a conditional internal
2783 2019-05-02 Martin Liska <mliska@suse.cz>
2785 * cgraphclones.c: Call valid_attribute_p with 1 for
2787 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
2788 it's for target attribute.
2789 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
2790 Add new boolean argument.
2791 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
2793 (ix86_valid_target_attribute_tree): Pass target_clone_attr
2794 to ix86_valid_target_attribute_inner_p.
2795 (ix86_valid_target_attribute_p): Pass flags argument to
2796 ix86_valid_target_attribute_inner_p.
2797 (get_builtin_code_for_version): Use 0 as it's target attribute.
2799 2019-05-02 Martin Liska <mliska@suse.cz>
2801 * gcc.c (process_command): Add dummy file only
2803 * opts-global.c (decode_options): Pass lang_mask.
2804 * opts.c (print_help): New function.
2805 (finish_options): Print --help if help_option_argument
2807 (common_handle_option): Factor out content of OPT__help_
2809 * opts.h (finish_options): Add new argument.
2811 2019-05-02 Martin Liska <mliska@suse.cz>
2814 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
2815 With -minline-all-stringops use inline expansion using 4B loop.
2816 * doc/invoke.texi: Document the change of
2817 -minline-all-stringops.
2819 2019-05-01 Jeff Law <law@redhat.com>
2821 PR tree-optimization/88797
2822 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
2823 PHI feeds a conditional on the RHS of an assignment.
2825 2019-04-30 Andrew Waterman <andrew@sifive.com>
2826 Jim Wilson <jimw@sifive.com>
2828 * config/riscv/constraints.md (L): New.
2829 * config/riscv/predicates.md (lui_operand): New.
2830 (sfb_alu_operand): New.
2831 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
2832 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
2833 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
2834 * config/riscv/risc.md (type): Add sfb_alu.
2835 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
2836 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
2837 (branch_zero<mode>): Delete.
2839 (mov<GPR:mode><X:mode>cc): Likewise.
2840 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
2842 2019-04-30 Nathan Sidwell <nathan@acm.org>
2844 * tree.h (MARK_TS_EXP): New.
2846 2019-04-30 Martin Liska <mliska@suse.cz>
2848 * opts.c (enable_warning_as_error): Provide hints
2849 for unknown options.
2851 2019-04-30 Martin Liska <mliska@suse.cz>
2854 * doc/invoke.texi: Add missing dash for gas-locview-support
2855 and gno-as-locview-support.
2857 2019-04-30 Jakub Jelinek <jakub@redhat.com>
2860 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
2861 whitespace at the start of target attribute string.
2863 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2866 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
2867 Define __ARM_FEATURE_ATOMICS.
2869 2019-04-30 Martin Liska <mliska@suse.cz>
2871 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
2872 into built_in_function enum. Remove code for endp == 2 and
2873 use BUILT_IN_* constants.
2874 (gimple_fold_builtin): Call the function with fcode.
2876 2019-04-30 Martin Liska <mliska@suse.cz>
2878 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
2879 DECL_FUNCTION_CODE into ix86_builtins enum before
2880 the switch statement.
2882 2019-04-30 Jakub Jelinek <jakub@redhat.com>
2884 PR tree-optimization/89475
2885 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
2888 2019-04-30 Martin Liska <mliska@suse.cz>
2890 PR translation/90274
2891 * opts.c (print_filtered_help): Wrap string in _(...).
2893 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
2895 PR tree-optimization/90240
2897 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
2899 PR tree-optimization/90078
2900 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
2901 checks for infinite_cost overflow.
2903 2019-04-29 Jeff Law <law@redhat.com>
2905 * passes.def: Move -Wrestrict pass after copy propagation.
2907 2019-04-29 Maya Rashish <coypu@sdf.org>
2909 * config.gcc (default_gnu_indirect_function): Default to yes
2910 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
2911 sparc*-*-netbsd*, x86_64-*-netbsd*.
2913 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
2915 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
2916 where cond2 is NE_EXPR.
2917 (is_value_included_in): Update comment.
2919 2019-04-29 Richard Biener <rguenther@suse.de>
2921 PR tree-optimization/90278
2922 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
2923 EH on comparison simplification.
2925 2019-04-29 Jason Merrill <jason@redhat.com>
2927 PR c++/82081 - tail call optimization breaks noexcept
2928 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
2929 nothrow function to a might-throw function into a tail call.
2931 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
2933 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
2934 (DDR_INNER_LOOP): Likewise.
2935 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
2936 (initialize_data_dependence_relation): Likewise.
2937 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
2939 2019-04-29 Jakub Jelinek <jakub@redhat.com>
2941 PR rtl-optimization/90257
2942 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
2946 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
2950 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
2953 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
2956 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
2958 * lra-spills.c (lra_final_code_change): Remove useless move insns.
2960 2019-04-29 Richard Biener <rguenther@suse.de>
2962 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
2965 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
2967 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
2968 varasm.h, and netbsd-protos.h.
2970 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
2973 * config/i386/i386-protos.h (ix86_data_alignment): Change
2974 the second argument type to unsigned int.
2975 * config/i386/i386.c (ix86_data_alignment): Change "align"
2976 argument type to unsigned int.
2978 2019-04-27 Martin Liska <mliska@suse.cz>
2981 * opt-suggestions.c (option_proposer::build_option_suggestions):
2982 When get_valid_option_values returns empty values, add the
2983 misspelling candidate.
2985 2019-04-26 Jim Wilson <jimw@sifive.com>
2987 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
2989 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
2990 Pass orig_mode to riscv_build_integer.
2991 (riscv_split_integer): Pass mode to riscv_move_integer.
2992 (riscv_legitimize_const_move): Likewise.
2993 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
2994 promoted_mode. Replace force_reg call with code to load constant into
2995 promoted reg and then subreg it for the store.
2996 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
2999 2018-04-26 Eugene Sharygin <eush@ispras.ru>
3001 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
3004 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
3006 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
3007 commentary about the encoding of precision.
3009 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
3011 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
3012 * config/i386/t-freebsd64: New file.
3013 * config.gcc: Add the t-freebsd64 for multilib support.
3015 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
3017 * doc/extend.texi (vector_size): Add missing comma after @xref.
3019 2019-04-25 Jakub Jelinek <jakub@redhat.com>
3021 * BASE-VER: Set to 10.0.0.
3023 2019-04-25 Richard Biener <rguenther@suse.de>
3026 * gimplify.c (gimplify_expr): Avoid turning a lvalue
3027 VIEW_CONVERT_EXPR into one operating on an rvalue.
3029 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
3032 * config/i386/i386.c (feature_priority): Moved to file scope.
3033 (processor_features): Likewise.
3034 (processor_model): Likewise.
3035 (_arch_names_table): Likewise.
3036 (arch_names_table): Likewise.
3037 (_feature_list): Removed.
3038 (feature_list): Likewise.
3039 (_isa_names_table): Moved to file scope. Add priority.
3040 (isa_names_table): Likewise.
3041 (get_builtin_code_for_version): Replace feature_list with
3042 isa_names_table. Update error message for P_ZERO priority.
3044 2019-04-25 Richard Biener <rguenther@suse.de>
3046 * tree-pass.h (make_pass_phi_only_cprop): Remove.
3047 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
3049 2019-04-24 Jeff Law <law@redhat.com>
3051 PR tree-optimization/90037
3052 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
3053 * passes.def: Replace all instance of phi-only cprop with the
3054 lattice propagator. Move propagation pass from after erroneous
3055 path isolation to before erroneous path isolation.
3056 * tree-ssa-phionlycprop.c: Remove.
3058 2019-04-24 Richard Biener <rguenther@suse.de>
3061 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
3062 by size and BITS_PER_UNIT on poly-wide-ints.
3064 2019-04-25 Richard Biener <rguenther@suse.de>
3067 * match.pd: Add pattern to simplify view-conversion of an
3070 2019-04-24 Clement Chigot <clement.chigot@atos.net>
3072 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
3073 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
3074 for Go on 32 bit AIX.
3075 * config/rs6000/aix72.h: Likewise.
3077 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3080 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
3081 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
3083 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
3086 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
3087 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
3088 for restored hard frame pointer.
3089 (s390_sched_dependencies_evaluation): Implement new target hook.
3090 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
3092 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
3094 * config/arc/arc-options.def: Fix typos and spelling mistakes.
3095 * config/arc/arc.c (arc_init): Cleanup warning message.
3096 (arc_override_options): Likewise.
3098 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3101 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
3102 a register if both if_true and if_false are MEMs.
3104 PR tree-optimization/90208
3105 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
3106 after labels of new_bb, not before them.
3108 PR tree-optimization/90211
3109 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
3110 which are not SSA_NAMEs.
3112 2018-04-23 Sudakshina Das <sudi.das@arm.com>
3114 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
3116 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
3118 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3120 PR rtl-optimization/87979
3121 * modulo-sched.c (sms_schedule): Start ii value "mii" should
3124 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3126 PR rtl-optimization/84032
3127 * modulo-sched.c (ps_insn_find_column): Change condition so that
3128 branch will always be the last insn in a row inside partial
3131 2019-04-23 Richard Biener <rguenther@suse.de>
3134 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
3135 dest_single_pred_p argument.
3136 (remove_forwarder_block): Adjust.
3137 (remove_forwarder_block_with_phi): Likewise.
3139 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3140 Bernd Edlinger <bernd.edlinger@hotmail.de>
3141 Jakub Jelinek <jakub@redhat.com>
3144 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
3145 if used with general-regs-only.
3146 (arm_conditional_register_usage): Don't add non-general regs if
3148 (arm_valid_target_attribute_rec): Handle general-regs-only.
3149 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
3151 (TARGET_HARD_FLOAT_SUB): Define.
3152 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
3153 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
3154 (TARGET_REALLY_IWMMXT2): Likewise.
3155 * config/arm/arm.opt: Add -mgeneral-regs-only.
3156 * doc/extend.texi: Document ARM general-regs-only target.
3157 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
3159 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3161 PR tree-optimization/90078
3162 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3163 checks for infinite_cost overflow.
3165 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3167 PR tree-optimization/90021
3168 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
3169 and check univariate against it.
3170 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
3171 * tree-data-ref.c (add_other_self_distances): Pass new argument.
3173 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3177 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3180 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3183 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3185 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3187 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
3189 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
3190 names using operand format, rather than hard-wired.
3191 (speculation_barrier): Likewise.
3193 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
3195 PR tree-optimization/88055
3196 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
3197 (gen_one_condition): Use it if !HONOR_NANS.
3199 2019-04-19 Jakub Jelinek <jakub@redhat.com>
3202 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
3203 assign_temp instead of gen_reg_rtx.
3205 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
3207 PR translation/90118
3208 * config/aarch64/aarch64.c (aarch64_override_options_internal):
3209 Add missing space before %<.
3211 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
3213 PR rtl-optimization/87871
3214 * ira-lives.c (make_object_dead): Don't add conflicts to
3215 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
3217 2019-04-18 Martin Sebor <msebor@redhat.com>
3220 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
3221 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
3222 assuming type size fits in SHWI.
3224 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
3227 * ipa-inline.c (flatten_function): New parameter UPDATE.
3228 (ipa_inline, early_inliner): Use it.
3230 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3232 * fold-const.c (int_const_binop): Return early on failure.
3234 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3237 * combine.c (force_int_to_mode): Cast the argument rather than
3238 the result of known_alignment.
3239 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
3241 2019-04-18 Richard Biener <rguenther@suse.de>
3244 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
3246 (remove_forwarder_block): ... here.
3247 (remove_forwarder_block_with_phi): Also move debug stmts here.
3249 2019-04-18 Jakub Jelinek <jakub@redhat.com>
3251 PR translation/79183
3252 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
3253 inform where appropriate.
3255 2019-04-18 Richard Biener <rguenther@suse.de>
3257 * tree.c (get_qualified_type): Put found type variants at the
3258 head of the variant list.
3260 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3262 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
3264 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
3267 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
3268 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
3269 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
3270 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
3271 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
3273 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
3275 * ira-conflicts.c (print_allocno_conflicts): Always print something,
3276 even for allocno's with no conflicts.
3277 (print_conflicts): Print an extra newline.
3279 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3281 * auto-inc-dec.c (attempt_change): Set the alignment of the
3282 temporary memory to that of the original.
3284 2019-04-17 Joao Moreira <jmoreira@suse.de>
3286 * targhooks.c (default_print_patchable_function_entry): Emit
3287 __patchable_function_entries section with writable flags to allow
3288 relocation resolution.
3290 2019-04-17 Jonny Grant <jg@jguk.org>
3292 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
3294 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3297 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
3300 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
3302 * config/arc/arc.c (arc_init): Format diagnostic string.
3303 (arc_override_options): Likewise.
3304 (check_if_valid_regno_const): Likewise.
3305 (arc_reorg): Likewise.
3307 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3310 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
3312 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
3314 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
3315 (*movdi_update1): Use Pmode.
3316 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
3317 (movdi_<mode>_update_stack): Rename to ...
3318 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
3320 (*movsi_update1): Use Pmode.
3321 (*movsi_update2): Use Pmode.
3322 (movsi_update): Rename to ...
3323 (movsi_<mode>_update): ... this. Use Pmode.
3324 (movsi_update_stack): Fix condition.
3325 (*movhi_update1): Use Pmode. Fix argument to
3326 avoiding_indexed_address_p.
3327 (*movhi_update2): Ditto.
3328 (*movhi_update3): Ditto.
3329 (*movhi_update4): Ditto.
3330 (*movqi_update1): Ditto.
3331 (*movqi_update2): Ditto.
3332 (*movqi_update3): Ditto.
3333 (*movsf_update1, *movdf_update1): Merge, rename to...
3334 (*mov<mode>_update1): This. Use Pmode. Fix argument to
3335 avoiding_indexed_address_p. Add "size" attribute.
3336 (*movsf_update2, *movdf_update2): Merge, rename to...
3337 (*mov<mode>_update2): This. Ditto.
3338 (*movsf_update3): Use Pmode. Fix argument to
3339 avoiding_indexed_address_p.
3340 (*movsf_update4): Ditto.
3341 (allocate_stack): Simplify condition. Adjust pattern names.
3343 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3346 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
3347 whitespace at the start of target attribute string.
3349 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
3352 * config/rs6000/power9.md: Add store forwarding bypass.
3354 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
3357 * valtrack.c (dead_debug_insert_temp): Reset debug references
3358 to the return value of a call being removed.
3360 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3362 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
3363 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
3364 implement target hook.
3365 (arc_memory_move_cost): New function.
3366 (TARGET_REGISTER_MOVE_COST): Define.
3367 (TARGET_MEMORY_MOVE_COST): Likewise.
3368 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
3369 (MEMORY_MOVE_COST): Likewise.
3371 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3373 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
3374 (sibcall_value_insn): Likewise.
3375 * config/arc/constraints.md (Rs5): Remove.
3377 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3379 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
3380 for last two fake registers.
3381 (arc_conditional_register_usage): Make sure fake frame and arg
3382 pointer regs are in general regs class.
3383 (FRAME_POINTER_MASK): Remove.
3384 (RETURN_ADDR_MASK): Remove.
3385 (arc_must_save_register): Use hard frame regnum.
3386 (frame_restore_reg): Use hard_frame_pointer_rtx.
3387 (arc_save_callee_saves): Likewise.
3388 (arc_restore_callee_saves): Likewise.
3389 (arc_save_callee_enter): Likewise.
3390 (arc_restore_callee_leave): Likewise.
3391 (arc_save_callee_milli): Likewise.
3392 (arc_eh_return_address_location): Likewise.
3393 (arc_check_multi): Use hard frame regnum.
3394 (arc_can_eliminate): Likewise.
3395 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
3396 for register allocator.
3397 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
3398 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
3399 (FRAME_POINTER_REGNUM): Change it to a fake register.
3400 (HARD_FRAME_POINTER_REGNUM): Defined.
3401 (ARG_POINTER_REGNUM): Change it to a new fake register.
3402 (ELIMINABLE_REGS): Update.
3403 (REGISTER_NAMES): Update names.
3404 * config/arc/arc.md (LP_START): Remove.
3406 (shift_si3_loop): Update pattern.
3408 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3410 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
3411 to avoid delay slot scheduling.
3412 (arc_must_save_register): Don't save SP.
3413 * config/arc/arc.md (stack_tie): Remove.
3414 (UNSPEC_ARC_STKTIE): Likewise.
3416 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
3417 Shiva Chen <shiva0217@gmail.com>
3419 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
3420 code gen with large shift amount.
3422 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
3424 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
3427 2019-04-16 Jakub Jelinek <jakub@redhat.com>
3430 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
3431 print -m64/-mx32/-m32 if it is true.
3432 (ix86_debug_options, ix86_function_specific_print): Pass true as
3433 ADD_ABI_P to ix86_target_string.
3434 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
3435 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
3436 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
3438 PR rtl-optimization/90082
3439 * dce.c (can_delete_call): New function.
3440 (deletable_insn_p, mark_insn): Use it.
3442 PR tree-optimization/90090
3443 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
3445 (is_division_by_square): Likewise. Formatting fix.
3447 2019-04-16 Richard Biener <rguenther@suse.de>
3449 PR tree-optimization/56049
3450 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
3451 equality check if alias-set zero will prevail.
3453 2019-04-15 Jeff Law <law@redhat.com>
3455 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
3456 size and alignment as unsigned.
3458 2019-04-15 Richard Biener <rguenther@suse.de>
3461 * tree-loop-distribution.c (destroy_loop): Preserve correct
3464 2019-04-15 Richard Biener <rguenther@suse.de>
3466 PR tree-optimization/90071
3467 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
3468 abnormal operands from def stmts.
3470 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
3472 PR rtl-optimization/89794
3473 * combine.c (count_auto_inc): New function.
3474 (try_combine): Count how many auto_inc expressions there were in the
3475 original instructions. Ensure we have the same number in the new
3476 instructions. Remove the code that tried to ensure auto_inc side
3477 effects on i1 and i0 are not lost.
3479 2019-04-15 Richard Biener <rguenther@suse.de>
3482 * tree.h (auto_var_p): Declare.
3483 * tree.c (auto_var_p): New function, split out from ...
3484 (auto_var_in_fn_p): ... here.
3485 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
3487 (new_var_info): Initialize it.
3488 (set_uids_in_ptset): Also set the shadow variable uid if required.
3489 (ipa_pta_execute): Postprocess points-to solutions assigning
3490 shadow variable uids for locals that may reach their containing
3491 function recursively.
3492 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
3493 assert but instead check whether the points-to solution is
3496 2019-04-15 Martin Jambor <mjambor@suse.cz>
3499 * cgraph.c (clone_of_p): Loop over clone chain for each step in
3502 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
3504 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
3506 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
3507 Kito Cheng <kito.cheng@gmail.com>
3508 Shiva Chen <shiva0217@gmail.com>
3510 * config/nds32/nds32-md-auxiliary.c
3511 (nds32_legitimize_pic_address): Use new PIC pattern.
3512 (nds32_legitimize_tls_address): Use new TLS pattern.
3513 (nds32_output_symrel): New.
3514 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
3515 (nds32_alloc_relax_group_id): Ditto.
3516 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
3517 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
3519 (nds32_group_tls_insn): Ditto.
3520 (nds32_group_float_insns): Ditto.
3521 * config/nds32/nds32.md (tls_le): New.
3524 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
3526 * configure: Add nds32 target for dwarf2 debug_line checking.
3527 * configure.ac: Regenerated.
3529 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
3532 * ipa-devirt.c (skip_in_fields_list_p): New.
3533 (odr_types_equivalent_p): Use it.
3535 2019-04-13 Jakub Jelinek <jakub@redhat.com>
3538 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
3539 instead of strncmp when checking for thumb and arm. Formatting fixes.
3541 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
3543 * doc/install.texi: Document --with-target-system-zlib.
3545 2019-04-12 Martin Sebor <msebor@redhat.com>
3551 * targhooks.c (default_vector_alignment): Avoid assuming
3552 argument fits in SHWI.
3553 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
3555 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
3557 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3559 PR rtl-optimization/89965
3560 * dce.c: Include rtl-iter.h.
3561 (struct check_argument_load_data): New type.
3562 (check_argument_load): New function.
3563 (find_call_stack_args): Check for loads from stack slots still tracked
3564 in sp_bytes and punt if any is found.
3566 * config/mips/loongson-mmiintrin.h: Fix up #error message.
3568 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
3570 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
3571 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
3573 2019-04-12 Martin Liska <mliska@suse.cz>
3576 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
3578 (separate_attrs): Handle multiple 'default's.
3579 (expand_target_clones): Rework error handling code.
3581 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
3584 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
3585 mode of vector rather than mode of destination for move instruction.
3586 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
3587 Use QI inner mode with V16QI vector mode.
3589 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3592 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
3593 "invalid %%t operand" in output_operand_lossage message.
3595 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
3597 * config/s390/predicates.md (permute_pattern_operand): New
3599 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
3600 operand for the permute pattern.
3601 ("*vec_perm<mode>"): New insn definition.
3602 ("bswap<mode>"): Generate the permute pattern operand in the
3603 expander and perform the operand reloads for pre arch13 level
3605 ("*bswap<mode>_emu"): Rename to ...
3606 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
3607 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
3608 Add the USE operand for the permute pattern.
3609 ("*vec_set_bswap_vec<mode>"): Likewise.
3611 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3614 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
3615 and gcc_unreachable if it fails, just call tree_to_uhwi which
3616 verifies that too. Test TREE_CHAIN instead of list_length > 1.
3617 Start warning message with a lower-case letter. Formatting fixes.
3619 PR rtl-optimization/90026
3620 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
3621 successors, look for BARRIERs inside of the whole BB_FOOTER chain
3622 rather than just at the start of it. If e->src BB_FOOTER is not NULL
3623 in cfglayout mode, use emit_barrier_after_bb.
3625 2018-04-11 Steve Ellcey <sellcey@marvell.com>
3627 PR rtl-optimization/87763
3628 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
3631 2019-04-11 Tom de Vries <tdevries@suse.de>
3633 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
3634 max macro using statement expression.
3636 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
3638 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
3639 * xcoffout.c (xcoff_private_rodata_section_name): Define.
3640 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
3641 read_only_private_data_section using xcoff_private_rodata_section_name.
3642 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
3644 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
3647 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
3649 2019-04-11 Jakub Jelinek <jakub@redhat.com>
3651 PR rtl-optimization/89965
3652 * dce.c (sp_based_mem_offset): New function.
3653 (find_call_stack_args): Use sp_based_mem_offset.
3655 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
3657 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
3659 2019-04-11 Richard Biener <rguenther@suse.de>
3661 PR tree-optimization/90020
3662 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
3663 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
3664 * tree-ssa-pre.c (compute_avail): Use it to not put
3665 possibly trapping references after a call that might not
3666 return into EXP_GEN.
3667 * gcse.c (compute_hash_table_work): Do not elide
3668 marking a block containing a call if the call might not
3671 2019-04-11 Richard Biener <rguenther@suse.de>
3673 PR tree-optimization/90018
3674 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
3675 Test both SLP and interleaving variants.
3677 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
3679 * config/s390/8561.md: New file.
3680 * config/s390/driver-native.c (s390_host_detect_local_cpu):
3681 Add arch13 cpu model.
3682 * config/s390/s390-opts.h (enum processor_type): Likewise.
3683 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
3684 (s390_get_unit_mask): Likewise.
3685 (s390_is_fpd): Likewise.
3686 (s390_is_fxd): Likewise.
3687 * config/s390/s390.h (s390_tune_attr): Likewise.
3688 * config/s390/s390.md: Include arch13 pipeline description.
3689 * config/s390/s390.opt: Add arch13.
3691 2018-04-10 Steve Ellcey <sellcey@marvell.com>
3693 PR rtl-optimization/87763
3694 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
3696 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
3698 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
3700 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
3701 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
3702 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
3703 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
3705 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
3707 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
3708 "Although" in -fipa-icf documentation.
3710 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
3711 of using multiple -g options.
3713 2019-04-10 Martin Liska <mliska@suse.cz>
3715 PR gcov-profile/89959
3716 * doc/gcov.texi: Make documentation of -x option
3719 2019-04-10 Richard Biener <rguenther@suse.de>
3721 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
3723 (DR_GROUP_SAME_DR_STMT): Remove.
3724 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
3725 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
3726 replace with assert.
3727 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
3728 (vect_record_grouped_load_vectors): Remove unreachable code.
3730 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
3733 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
3734 obsolete reference to N.
3736 2019-04-10 Jakub Jelinek <jakub@redhat.com>
3739 * expr.c (store_expr): Set properly size on the MEM passed to
3743 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
3744 with strlen in between hostsz-3 and hostsz-1 inclusive when no
3745 translation is needed, and when translation is needed, only append
3746 ... if the string length is hostsz or more bytes long. Avoid using
3749 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
3752 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
3753 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
3755 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
3756 differences directly.
3757 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
3759 2019-04-09 Jakub Jelinek <jakub@redhat.com>
3761 PR translation/90011
3762 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
3764 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
3766 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
3767 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
3768 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
3769 trailing space from -gsplit-dwarf diagnostics.
3771 PR tree-optimization/89998
3772 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
3773 instead of integer_type_node if possible, don't add ranges if return
3774 type is not compatible with int.
3775 * gimple-fold.c (gimple_fold_builtin_sprintf,
3776 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
3779 2019-04-09 Martin Liska <mliska@suse.cz>
3781 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
3782 * doc/install.texi: Document the new config.
3784 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
3786 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
3787 use gimple_expr_type for load and store calls. Skip over the
3788 condition argument in a conditional internal function.
3789 Protect use of TREE_INT_CST_LOW.
3791 2019-04-09 Jakub Jelinek <jakub@redhat.com>
3794 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
3795 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
3796 trailing period from it too.
3798 2019-04-08 wu yuan <wuyuan5@huawei.com>
3800 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
3801 * config/aarch64/aarch64.md : Add "tsv110.md"
3802 * config/aarch64/tsv110.md: New file.
3804 2019-04-08 Richard Biener <rguenther@suse.de>
3806 PR tree-optimization/90006
3807 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
3810 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
3813 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
3815 (fma_root_node): Likewise.
3816 (func_fma_steering): Likewise.
3818 2019-04-08 Jakub Jelinek <jakub@redhat.com>
3820 PR rtl-optimization/89865
3821 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
3823 PR rtl-optimization/89865
3824 * config/i386/i386.md
3825 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
3826 numbers not to clash with the additional operands[4].
3827 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
3828 with extra register copy in the middle.
3830 2019-04-08 Martin Liska <mliska@suse.cz>
3832 PR gcov-profile/89961
3833 * doc/gcov.texi: Document data_file.
3834 * gcov.c (generate_results): Add data_info into JSON output.
3836 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
3838 PR tree-optimization/89725
3839 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
3840 loop's chrec as invariant symbol.
3841 * tree-chrec.h (chrec_contains_symbols): New parameter.
3842 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
3843 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
3844 function of loops not in DDR's loop_nest.
3845 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
3847 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
3850 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
3853 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
3856 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
3857 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
3859 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
3861 * sched-deps.c (sched_macro_fuse_insns): Check return value of
3862 targetm.fixed_condition_code_regs.
3864 2019-04-05 Richard Biener <rguenther@suse.de>
3868 * tree-cfgcleanup.c (remove_forwarder_block): Always move
3869 debug bind stmts but reset them if they are not valid at the
3872 2019-04-05 Martin Liska <mliska@suse.cz>
3874 PR translation/89936
3875 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
3876 order to wrap keywords or arguments.
3877 * collect2.c (main): Likewise.
3878 (scan_prog_file): Likewise.
3879 (scan_libraries): Likewise.
3880 * common/config/riscv/riscv-common.c
3881 (riscv_subset_list::parsing_subset_version): Likewise.
3882 (riscv_subset_list::parse_std_ext): Likewise.
3883 * config/aarch64/aarch64.c (aarch64_override_options_internal):
3885 * config/arm/arm.c (arm_option_override): Likewise.
3886 * config/cris/cris.c (cris_print_operand): Likewise.
3887 * config/darwin-c.c (darwin_pragma_options): Likewise.
3888 (darwin_pragma_unused): Likewise.
3889 (darwin_pragma_ms_struct): Likewise.
3890 * config/ft32/ft32.c (ft32_print_operand): Likewise.
3891 * config/i386/i386.c (print_reg): Likewise.
3892 (ix86_print_operand): Likewise.
3893 * config/i386/xm-djgpp.h: Likewise.
3894 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
3895 * config/m32c/m32c.c (m32c_option_override): Likewise.
3896 * config/msp430/msp430.c (msp430_option_override): Likewise.
3897 * config/nds32/nds32.c (nds32_option_override): Likewise.
3898 * config/nvptx/mkoffload.c (main): Likewise.
3899 * config/rx/rx.c (rx_print_operand): Likewise.
3900 (valid_psw_flag): Likewise.
3901 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
3902 (vms_pragma_nomember_alignment): Likewise.
3903 (vms_pragma_extern_model): Likewise.
3904 * lto-wrapper.c (compile_offload_image): Likewise.
3905 * omp-offload.c (oacc_parse_default_dims): Likewise.
3906 * symtab.c (symtab_node::verify_base): Likewise.
3907 * tlink.c (recompile_files): Likewise.
3908 (start_tweaking): Likewise.
3909 * tree-profile.c (parse_profile_filter): Likewise.
3911 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
3913 PR tree-optimization/89956
3914 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
3915 multiple negates of the same value.
3917 2019-04-04 Martin Sebor <msebor@redhat.com>
3921 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
3922 have the same precision since the function crashes otherwise.
3923 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
3924 has non-zero arguments.
3926 2019-04-04 Martin Sebor <msebor@redhat.com>
3929 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
3930 out if the number of arguments is less than expected.
3932 2019-04-04 Jeff Law <law@redhat.com>
3934 PR rtl-optimization/89399
3935 * ree.c (combine_set_extension): Use single_set rather than
3936 digging into PATTERN for items on the candidate list.
3937 (combine_reaching_defs): Likewise.
3939 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
3941 PR rtl-optimization/46590
3942 * loop-invariant.c (find_defs): Move df_remove_problem and
3943 df_process_deferred_rescans to move_invariants.
3944 Move df_live_add_problem and df_live_set_all_dirty calls
3946 (move_invariants): Likewise.
3947 (move_loop_invariants): Likewise, making the df_live calls
3948 conditional on -O. Remove the problem again if we added it
3951 2019-04-03 qing zhao <qing.zhao@oracle.com>
3953 PR tree-optimization/89730
3954 * ipa-inline.c (can_inline_edge_p): Delete the checking for
3955 -flive-patching=inline-only-static.
3956 (can_inline_edge_by_limits_p): Add the checking for
3957 -flive-patching=inline-only-static and grant always_inline
3958 even when -flive-patching=inline-only-static is specified.
3960 2019-04-03 Jeff Law <law@redhat.com>
3962 PR rtl-optimization/81025
3963 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
3965 2019-04-03 Richard Biener <rguenther@suse.de>
3967 PR tree-optimization/84101
3968 * tree-vect-stmts.c: Include explow.h for hard_function_value,
3969 regs.h for hard_regno_nregs.
3970 (cfun_returns): New helper.
3971 (vect_model_store_cost): When vectorizing a store to a decl
3972 we return and the function ABI returns in a multi-reg location
3973 account for the possible spilling that will happen.
3975 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
3977 * config/s390/s390.c (s390_legitimate_address_p): Reject long
3978 displacement addresses for vector mode operands.
3980 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
3982 * config/arc/arc.c (GMASK_LEN): Define.
3983 (arc_restore_callee_saves): Restore first blink when
3986 2019-04-03 Sudakshina Das <sudi.das@arm.com>
3988 * doc/extend.texi: Add deprecated comment on sign-return-address
3989 function attribute and add mbranch-protection.
3990 * doc/invoke.texi: Add bti to the options for mbranch-protection.
3992 2019-04-03 Richard Biener <rguenther@suse.de>
3995 * lto-wrapper.c (run_gcc): Avoid implicit rules making
3996 the all target phony.
3998 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
4002 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4003 Return false for variable DImode shifts.
4004 (dimode_scalar_chain::compute_convert_gain): Do not handle
4005 register count operand in variable DImode shifts.
4006 (dimode_scalar_chain::make_vector_copies): Remove support to copy
4007 count argument of a variable shift instruction to a vector register.
4008 (dimode_scalar_chain::convert_reg): Remove support to convert
4009 count argument of a variable shift instruction.
4011 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4013 PR rtl-optimization/84206
4014 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
4015 iterating over loop headers.
4017 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4019 PR rtl-optimization/85876
4020 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
4021 beyond the original fence.
4023 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
4025 * config.gcc: Mark spu* targets as deprecated/obsolete.
4027 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4029 * config/s390/s390-builtin-types.def: New builtin function type
4030 definitions. Remove unused types.
4031 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
4032 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
4033 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
4034 overloaded builtins.
4035 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
4036 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
4037 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
4038 (vec_double, vec_signed, vec_unsigned): Define to use the new
4039 overloaded builtins.
4040 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
4043 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4045 * config/s390/s390-builtin-types.def: New builtin function type
4047 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
4048 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
4049 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
4050 (s390_vstrszh, s390_vstrszf): New low-level builtins.
4051 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
4052 constant definitions.
4053 * config/s390/vecintrin.h (vec_search_string_cc)
4054 (vec_search_string_until_zero_cc): New builtin name definitions.
4055 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
4057 ("vec_vstrs<mode>"): New insn definition.
4059 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4061 * config/s390/s390-builtin-types.def: Add new builtin function
4063 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
4064 New overloaded builtins.
4065 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
4067 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
4068 (UNSPEC_VEC_SLDBYTE): ... this.
4069 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
4070 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
4072 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
4073 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
4074 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
4076 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4078 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
4079 New insn definition.
4080 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
4081 * config/s390/vector.md (V_HW_HSD): ... here.
4083 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4085 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
4086 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
4087 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
4088 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
4089 New insn definitions.
4091 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4093 * config/s390/s390-builtin-types.def: Add new builtin function type.
4094 * config/s390/s390-builtins.def: Add overloaded builtin
4095 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
4096 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
4097 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
4098 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
4099 ("eltswap<mode>"): New expander.
4100 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
4103 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4105 * config/s390/s390-builtin-types.def: Add new builtin function types.
4106 * config/s390/s390-builtins.def: Add overloaded builtin
4107 s390_vec_revb. Add low-level builtins for vlbr and vstbr
4109 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
4110 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
4111 ("bswap<mode>"): New expander.
4112 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
4114 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4116 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
4117 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
4118 vector builtin version number in __VEC__.
4120 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4122 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
4124 (SFSI): New mode attribute.
4125 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
4126 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
4128 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
4129 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
4130 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
4131 ("floatsi<mode>2"): Add wcefb instruction.
4133 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4135 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
4136 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
4138 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
4139 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
4140 support 32 bit fp-int conversions. Rename to ...
4141 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4142 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4143 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
4144 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
4147 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4149 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
4150 if-then-else constructs if we can use the select instruction.
4151 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
4153 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4155 * config/s390/s390.md ("*popcountdi_arch13_cc")
4156 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
4158 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
4159 Append _z196 to make it ...
4160 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
4161 ("popcounthi2_z196"): ... this.
4162 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
4163 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
4165 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4167 * config/s390/s390.c (s390_canonicalize_comparison): Convert
4168 certain compares for arch13 in order to make use of the condition
4169 code result produced by the new instructions.
4170 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
4171 nxrk, and nxgrk instruction patterns.
4172 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
4173 (inv_no): Add new code iterator together with some attributes.
4174 ("*andc_split_<mode>"): Disable splitter for arch13.
4175 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
4176 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
4177 ("*<ANDOR:bitops_name>c<GPR:mode>")
4178 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
4179 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
4180 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
4181 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
4183 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4185 * common/config/s390/s390-common.c (processor_flags_table): New
4187 * config.gcc: Support arch13 with the --with-arch= configure flag.
4188 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4189 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
4190 * config/s390/s390.c (s390_get_sched_attrmask)
4191 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
4192 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
4193 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
4194 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
4195 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
4197 * config/s390/s390.opt: Support arch13 as processor type in
4198 command line options.
4200 2019-04-02 Martin Liska <mliska@suse.cz>
4202 PR translation/89912
4203 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
4204 Fix param description of graphite-max-arrays-per-scop.
4206 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
4208 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
4209 (ASAN_CC1_SPEC): Use it in 64-bit mode.
4210 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
4212 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4214 PR rtl-optimization/85412
4215 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
4216 sel_sched_region_1, not after.
4218 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4220 PR rtl-optimization/86928
4221 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
4222 compute_live if necessary.
4223 (sel_redirect_edge_and_branch): Likewise.
4225 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
4227 PR rtl-optimization/89865
4228 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
4229 register if it is a part of small class.
4231 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4233 PR rtl-optimization/87273
4234 * sel-sched-ir.c (merge_fences): Remove assert.
4236 2019-04-01 Richard Biener <rguenther@suse.de>
4238 PR tree-optimization/46590
4239 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
4240 (dom_walker::m_reachability): Add in place of...
4241 (dom_walker::m_skip_unreachable_blocks): ...this.
4242 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
4243 Move complex initialization ...
4244 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
4245 lazily and initialize edge flags on each invocation.
4246 (dom_walker::bb_reachable): Use m_reachability.
4248 2019-04-01 Martin Liska <mliska@suse.cz>
4251 * opt-suggestions.c (option_proposer::build_option_suggestions):
4252 Add variant without any argument in order to provide better
4255 2019-04-01 Richard Biener <rguenther@suse.de>
4258 * gimple.c: Include langhooks.h.
4259 (gimple_get_alias_set): Treat enumeral types as the underlying
4262 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
4263 Eric Botcazou <ebotcazou@adacore.com>
4265 PR rtl-optimization/89862
4266 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
4267 that operates on the full registers for WORD_REGISTER_OPERATIONS
4270 2019-03-29 Jim Wilson <jimw@sifive.com>
4272 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
4273 Clear MASK_RVC and then set if C subset supported.
4275 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4278 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
4279 non-addressable complit into its initializer if it is volatile.
4281 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
4283 * opts-common.c (integral_argument): Set errno properly in one case.
4285 2019-03-29 Martin Liska <mliska@suse.cz>
4287 * doc/invoke.texi: Remove -Wchkp from documentation.
4289 2019-03-29 Martin Liska <mliska@suse.cz>
4291 * dbgcnt.c (print_limit_reach): New function.
4294 2019-03-29 Martin Liska <mliska@suse.cz>
4296 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
4297 (dbg_cnt_process_opt): Parse first tokens aas
4298 dbg_cnt_process_single_pair is also using strtok.
4300 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4302 PR rtl-optimization/87485
4303 * function.c (expand_function_end): Move stack_protect_epilogue
4304 before loading of return value into hard register(s).
4306 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4309 * tree-inline.h (struct copy_body_data): Add
4310 dont_remap_vla_if_no_change flag.
4311 * tree-inline.c (remap_type_3, remap_type_2): New functions.
4312 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
4313 and remap_type_2 returns false.
4314 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
4315 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
4316 only from where it is copied to nested contexts.
4318 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4321 * config/i386/i386.md (RMW operation with LEA peephole):
4322 Use LEAMODE mode attribute instead of SWI mode iterator for
4325 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4328 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
4329 Also process XEXP (src, 0) of a shift insn.
4331 2019-03-28 David Malcolm <dmalcolm@redhat.com>
4334 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
4335 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
4337 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4339 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
4341 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
4342 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
4343 immediately after first one with df_analyze in between, but rather
4344 process all bbs, queueing ones that need second pass in a worklist,
4345 df_analyze, process queued debug insn changes and if second pass is
4346 needed, process bbs from worklist, df_analyze, process queued debug
4349 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
4350 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
4351 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
4353 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
4356 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
4359 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
4362 * config/i386/i386.c (ix86_function_value_1): Call the newly added
4363 function for 32-bit MS_ABI.
4364 (function_value_ms_32): New function.
4366 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
4368 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
4369 (movdi): Call gen_movdi_symbol_save_scc.
4370 (gen_movdi_symbol_save_scc): New insn and split.
4372 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
4374 PR rtl-optimization/89313
4375 * function.c (matching_constraint_num): New static function.
4376 (match_asm_constraints_1): Use it. Fixup white space and comment.
4377 Don't replace inputs with non-matching constraints which conflict
4378 with early clobber outputs.
4380 2019-03-27 Jeff Law <law@redhat.com>
4383 PR rtl-optimization/87761
4384 PR rtl-optimization/89826
4385 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
4387 (pass_cprop_hardreg::execute): Call df_analyze after adding the
4388 note problem to get REG_DEAD/REG_UNUSED notes updated.
4390 2019-03-27 Richard Biener <rguenther@suse.de>
4392 PR tree-optimization/89463
4393 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
4394 queue edges to remove.
4395 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
4396 dead stmts. Delay edge removal until PHIs are removed to
4397 make debug-stmt creation not confused by seemingly degenerate
4400 2019-03-27 Alan Modra <amodra@gmail.com>
4402 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
4404 * config/rs6000/darwin.h: Likewise.
4405 * config/rs6000/rs6000.c: Likewise.
4407 2019-03-27 Alan Modra <amodra@gmail.com>
4409 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
4410 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
4412 2019-03-26 Andrew Waterman <andrew@sifive.com>
4413 Jim Wilson <jimw@sifive.com>
4415 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
4416 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
4417 (generic_idivdi, generic_fmul_single, generic_fmul_double)
4418 (generic_fdiv, generic_fsqrt): Add check for generic tune.
4419 (generic_alu): Add auipc to type list.
4420 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
4421 (riscv_microarchitecture): Declare.
4422 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
4423 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
4425 (riscv_microarchitecture): New.
4426 (sifive_7_tune_info): New.
4427 (riscv_cpu_info_table): Add microarchitecture value for rocket and
4428 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
4430 (riscv_store_data_bypass_p): New.
4431 (riscv_option_override): Set riscv_microarchitecture from
4432 cpu->microarchitecture.
4433 * config/riscv/riscv.md: Include sifive-7.md.
4436 (auipc<mode>): Change type to auipc.
4437 (restore_stack_nonlocal): New.
4438 * config/riscv/sifive-7.md: New.
4439 * doc/invoke.texi (RISC-V Options): Update mtune docs.
4441 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
4444 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
4445 Also process XEXP (src, 0) of a shift insn.
4447 2019-03-26 Richard Biener <rguenther@suse.de>
4449 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
4450 (copy_debug_stmt): Likewise.
4451 (expand_call_inline): Likewise.
4452 (copy_bb): Avoid redundant lookup & set of gimple_block.
4453 * gimple-low.c (lower_gimple_return): Likewise.
4454 (lower_builtin_setjmp): Likewise.
4456 2019-03-26 Jakub Jelinek <jakub@redhat.com>
4458 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
4459 is constant 0, turn into static const data member initialized to false.
4460 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
4461 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
4463 2019-03-26 Jason Merrill <jason@redhat.com>
4464 Jakub Jelinek <jakub@redhat.com>
4466 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
4468 (mem_alloc_description::release_object_overhead): Fix comment typos.
4469 * hash-table.h (hash_table::~hash_table): Call
4470 release_instance_overhead only if m_entries is non-NULL, otherwise
4471 call unregister_descriptor.
4473 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
4475 PR tree-optimization/81740
4476 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4477 In case of outer loop vectorization, check for backward dependence
4478 at the inner loop if outer loop dependence is reversed.
4480 2019-03-26 Alan Modra <amodra@gmail.com>
4482 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
4483 rs6000_vector_mem init. Correct wI and wJ comment.
4485 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
4487 PR rtl-optimization/88347
4488 PR rtl-optimization/88423
4489 * sched-deps.c (sched_analyze_insn): Take into account that for
4490 tablejumps the barrier appears after a label and a jump_table_data.
4492 2019-03-25 Martin Sebor <msebor@redhat.com>
4495 * c-common.c (check_user_alignment): Rename local. Correct maximum
4496 alignment in diagnostic. Avoid assuming argument fits in SHWI,
4497 convert it to UHWI when it fits.
4499 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
4502 * dwarf2out.c (premark_used_variables): New function.
4503 (prune_unused_types_walk): Do not mark not premarked external
4505 (prune_unused_types): Call premark_used_variables.
4507 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
4509 PR rtl-optimization/89676
4510 * lra-constraints.c (curr_insn_transform): Do match reload for
4511 early clobbers when the match was successful only for different
4514 2019-03-25 Martin Sebor <msebor@redhat.com>
4516 * doc/extend.texi (Common Type Attributes): Document vector_size.
4517 (Common Variable Attributes): Mention size constraint. Correct
4519 (Vector Extensions): Use @dfn when defining bas type. Clarify
4520 base type and size constraints.
4522 2019-03-25 Richard Biener <rguenther@suse.de>
4524 PR tree-optimization/89789
4525 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
4526 changes from non-undefined back to undefined.
4528 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
4530 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
4531 heap string and a gc string, but since this variable is unknown to
4532 ggc the gc string might get reused and corrupted. Fixed by always
4533 using a heap string.
4535 2019-03-25 Richard Biener <rguenther@suse.de>
4537 PR tree-optimization/89779
4538 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
4539 to remove IV defs, delay actual removal.
4540 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
4541 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
4542 very end, properly also reset loop control IV information.
4544 2019-03-25 Richard Biener <rguenther@suse.de>
4546 PR tree-optimization/89802
4547 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
4548 move EH data to folded stmt.
4550 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
4552 * config/s390/s390-builtin-types.def: Remove few unused types and
4553 fix sort order for others.
4555 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
4557 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
4558 expected and found types with -mdebug during builtin matching.
4560 2019-03-25 Richard Biener <rguenther@suse.de>
4563 * fold-const.c (operand_equal_p): Revert last change with
4566 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
4568 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
4569 notes for the result of the __tls_get_addr calls.
4570 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
4572 2019-03-24 Jeff Law <law@redhat.com>
4574 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
4576 PR rtl-optimization/87761
4577 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
4578 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
4580 (pass_cprop_hardreg::execute): Add df note problem and defer insn
4581 rescans. Reprocess blocks as needed, calling df_analyze before
4582 reprocessing. Always call df_analyze before fixing up debug bind
4585 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
4587 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
4590 2019-03-22 Andrew Pinski <apinski@marvell.com>
4592 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
4593 attrribute for uxtw.
4595 2019-03-26 Jeff Law <law@redhat.com>
4597 PR rtl-optimization/87761
4598 * config/mips/mips-protos.h (mips_split_move): Add new argument.
4599 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
4600 (mips_split_move): Accept new INSN argument. Try to forward SRC
4601 into the next instruction.
4602 (mips_split_move_insn): Pass INSN through to mips_split_move.
4604 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
4606 PR rtl-optimization/89676
4607 * lra-constraints.c (curr_insn_transform): Do match reload for
4608 early clobbers even if the match was successful.
4610 2019-03-22 Jakub Jelinek <jakub@redhat.com>
4613 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
4615 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
4617 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
4619 2019-03-22 Jakub Jelinek <jakub@redhat.com>
4621 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
4622 <avx512>_fmsub_<mode>_mask3<round_name>,
4623 <avx512>_fnmadd_<mode>_mask3<round_name>,
4624 <avx512>_fnmsub_<mode>_mask3<round_name>,
4625 avx512f_vmfmadd_<mode>_mask3<round_name>,
4626 avx512f_vmfmsub_<mode>_mask3<round_name>,
4627 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
4628 instead of register_operand and %v instead of v for match_operand 1.
4629 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
4630 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
4631 <round_nimm_predicate> instead of register_operand and %v instead of v
4632 for match_operand 1.
4634 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
4635 <avx512>_fmadd_<mode>_mask3<round_name>,
4636 <avx512>_fmsub_<mode>_mask<round_name>,
4637 <avx512>_fmsub_<mode>_mask3<round_name>,
4638 <avx512>_fnmadd_<mode>_mask<round_name>,
4639 <avx512>_fnmadd_<mode>_mask3<round_name>,
4640 <avx512>_fnmsub_<mode>_mask<round_name>,
4641 <avx512>_fnmsub_<mode>_mask3<round_name>,
4642 <avx512>_fmaddsub_<mode>_mask<round_name>,
4643 <avx512>_fmaddsub_<mode>_mask3<round_name>,
4644 <avx512>_fmsubadd_<mode>_mask<round_name>,
4645 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
4646 <round_nimm_predicate> instead of nonimmediate_operand.
4647 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
4648 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
4649 Use register_operand instead of <round_nimm_predicate> for the
4650 operand that needs to match output.
4651 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
4652 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
4653 Likewise. Formatting fixes.
4656 * config/i386/i386.c (enum ix86_builtins): Remove
4657 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
4658 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
4659 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
4660 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
4661 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
4662 __builtin_ia32_vfmsubss3_mask3): New builtins.
4663 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
4664 avx512f_vmfmadd_<mode>_mask3<round_name>,
4665 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
4666 *avx512f_vmfmsub_<mode>_mask<round_name>,
4667 avx512f_vmfmsub_<mode>_mask3<round_name>,
4668 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
4669 *avx512f_vmfnmadd_<mode>_mask<round_name>,
4670 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
4671 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
4672 *avx512f_vmfnmsub_<mode>_mask<round_name>,
4673 avx512f_vmfnmsub_<mode>_mask3<round_name>,
4674 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
4675 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
4676 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
4677 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
4678 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
4679 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
4680 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
4681 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
4682 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
4683 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
4684 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
4685 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
4686 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
4687 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
4688 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
4689 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
4690 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
4691 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
4692 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
4693 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
4694 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
4695 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
4697 2019-03-21 Martin Sebor <msebor@redhat.com>
4699 PR tree-optimization/89350
4700 * builtins.c (compute_objsize): Also ignore offsets whose upper
4702 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
4703 (builtin_memref::builtin_memref): Initialize new member.
4704 Allow EXPR to be null.
4705 (builtin_memref::extend_offset_range): Replace local with a member.
4706 Avoid assuming pointer offsets are unsigned.
4707 (builtin_memref::set_base_and_offset): Determine base object
4708 before computing offset range.
4709 (builtin_access::builtin_access): Handle memset.
4710 (builtin_access::generic_overlap): Replace local with a member.
4711 (builtin_access::strcat_overlap): Same.
4712 (builtin_access::overlap): Same.
4713 (maybe_diag_overlap): Same.
4714 (maybe_diag_access_bounds): Same.
4715 (wrestrict_dom_walker::check_call): Handle memset.
4716 (check_bounds_or_overlap): Same.
4718 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
4719 Jakub Jelinek <jakub@redhat.com>
4722 * tree.c (fld_type_variant, fld_incomplete_type_of,
4723 fld_process_array_type): Call fld->pset.add and don't call
4724 add_tree_to_fld_list if it returns true.
4725 (free_lang_data_in_type): Similarly with self-recursive call. Purge
4726 non-marked types from TYPE_NEXT_VARIANT list.
4727 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
4729 2019-03-21 Jakub Jelinek <jakub@redhat.com>
4731 * hash-table.h (hash_table): Add Lazy template parameter defaulted
4732 to false, if true, don't alloc_entries during construction, but defer
4733 it to the first method that needs m_entries allocated.
4734 (hash_table::hash_table, hash_table::~hash_table,
4735 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
4736 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
4737 hash_table::clear_slot, hash_table::traverse_noresize,
4738 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
4739 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
4741 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
4742 NO_INSERT instead of find_with_hash.
4743 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
4744 hash_set::m_table): Add Lazy to template params of hash_table.
4745 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
4746 * attribs.c (test_attribute_exclusions): Likewise.
4747 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
4748 hash_set. Add tests for hash_set with Lazy = true.
4750 2019-03-21 Richard Biener <rguenther@suse.de>
4752 PR tree-optimization/89779
4753 * tree.c (tree_nop_conversion): Consolidate and fix defensive
4754 checks with respect to released SSA names now having error_mark_node
4756 * fold-const.c (operand_equal_p): Likewise.
4758 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
4761 * config/s390/s390.c (global_not_special_regno_p): Move to make it
4763 (s390_optimize_register_info): Use global_not_special_regno_p to
4764 check for global regs.
4766 2019-03-20 Jakub Jelinek <jakub@redhat.com>
4769 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
4770 update this_alternative nor this_alternative_set.
4772 2019-03-19 Jim Wilson <jimw@sifive.com>
4775 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
4776 align, size, offset. Use them to handle a BLKmode reference. Update
4778 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
4780 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4782 PR rtl-optimization/89768
4783 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
4785 (unroll_loop_runtime_iterations): Likewise.
4787 2019-03-19 Martin Sebor <msebor@redhat.com>
4789 PR tree-optimization/89644
4790 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
4791 rather than endptr as an indicator of nul-termination.
4793 PR tree-optimization/89644
4794 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
4795 arrays in determining sequence sizes in strncpy and stpncpy.
4797 2019-03-19 Martin Liska <mliska@suse.cz>
4800 * predict.c (combine_predictions_for_bb): Empty likely_edges and
4801 unlikely_edges if there's an edge that belongs to both these sets.
4803 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
4806 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
4807 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
4808 go via a stack temporary.
4810 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4813 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
4814 instead of gen_rtx_SUBREG.
4815 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
4817 2019-03-19 Richard Biener <rguenther@suse.de>
4820 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
4822 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
4826 * tree.c (free_lang_data_in_decl): Do not free context of C++
4829 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4832 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
4833 subs for the first alternative except when operands[3] is 1.
4836 * gimplify.c (gimplify_asm_expr): For output argument with
4837 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
4840 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
4842 PR rtl-optimization/89753
4843 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
4844 explicit unrolling factor even more robust.
4846 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4849 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
4850 compensation use x2 += 1 instead of x2 -= -1 and when honoring
4851 signed zeros, do another copysign after the compensation.
4853 2019-03-18 Martin Sebor <msebor@redhat.com>
4855 PR tree-optimization/89720
4856 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
4857 more conservatively, the same as anti-range.
4859 2019-03-18 Richard Biener <rguenther@suse.de>
4862 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
4863 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
4864 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
4865 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
4867 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
4869 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
4870 Extend queue to 1024 entries.
4871 Add "consumed" field.
4872 (gomp_print_output): Remove print_index parameter.
4873 Add final parameter.
4874 Change limit to unsigned.
4875 Use consumed field to implement circular buffer.
4876 Detect interrupted print in final pass.
4877 Flush output at the end.
4878 (run): Update gomp_print_output usage.
4879 (main): Initialize kernargs->output_data.consumed.
4881 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
4883 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
4884 calculation of the minimum number of scalar iterations for
4885 fully-predicated loops.
4887 2019-03-18 Martin Jambor <mjambor@suse.cz>
4889 PR tree-optimization/89546
4890 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
4891 any propagation to its children took place.
4893 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
4896 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
4897 parameter, and make use of it.
4898 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
4900 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4902 * config/arc/arc.opt (mcode-density-frame): Get the inital value
4903 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
4904 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
4905 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
4906 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
4907 match what the ops is doing.
4908 (push_multi_fp_blink): Likewise.
4909 * config/arc/arc.c (arc_override_options): Enable enter/leave when
4910 compiling for size and elf target.
4911 (arc_save_callee_enter): Adjust note to match what enter/leave
4914 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4916 * config/arc/arc.md (tst_movb): Fix constraint.
4918 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4920 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
4922 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4924 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
4925 * config/arc/arc.c (arc_conditional_register_usage): Remove all
4926 reg_alloc_order references.
4927 (size_alloc_order): Define.
4928 (arc_adjust_reg_alloc_order): New function.
4929 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
4931 (ADJUST_REG_ALLOC_ORDER): Define.
4932 (HONOR_REG_ALLOC_ORDER): Likewise.
4934 2019-03-18 Richard Biener <rguenther@suse.de>
4937 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
4938 loads and stores a bit more.
4940 2019-03-18 Richard Biener <rguenther@suse.de>
4943 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
4944 load pessimization to stores as well.
4946 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
4949 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
4950 successor, use NULL as its av set.
4952 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
4954 PR rtl-optimization/89721
4955 * lra-constraints (invariant_p): Return false if side_effects_p holds.
4957 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
4960 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4961 When handling vec_extract, use modular arithmetic to allow
4962 constant selectors greater than vector length.
4963 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
4964 V1TImode vectors to have constant selector values greater than 0.
4965 Use modular arithmetic to compute vector index.
4966 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
4967 index for in-memory vectors. Correct code generation for
4968 in-register vectors.
4969 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
4972 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
4976 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
4979 2019-03-15 Jakub Jelinek <jakub@redhat.com>
4982 * tree.c (inchash::add_expr): Strip any location wrappers.
4983 * fold-const.c (operand_equal_p): Move stripping of location wrapper
4984 after hash verification.
4987 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
4988 SIGN_EXTEND and ZERO_EXTEND.
4990 2019-03-14 Jason Merrill <jason@redhat.com>
4991 Jakub Jelinek <jakub@redhat.com>
4993 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
4994 than if is_empty (*slot).
4995 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
4996 existing elt and for elt removal.
4997 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
4998 of already removed elt.
5000 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
5003 * config/i386/i386.c (remove_partial_avx_dependency): Handle
5006 2019-03-14 Martin Liska <mliska@suse.cz>
5009 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
5011 2019-03-14 Richard Biener <rguenther@suse.de>
5014 * config/i386/i386.c (make_resolver_func): Properly set
5015 DECL_CONTEXT on the RESULT_DECL.
5016 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
5018 2019-03-14 Richard Biener <rguenther@suse.de>
5020 * gimple-pretty-print.c: Include cfgloop.h.
5021 (dump_gimple_phi): Adjust.
5022 (dump_gimple_bb_header): Dump loop header for GIMPLE.
5023 (pp_cfg_jump): Adjust.
5024 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
5025 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
5026 (lower_phi_internal_fn): Remove.
5027 (verify_gimple_call): Remove IFN_PHI special-casing.
5028 (dump_function_to_file): Dump IL state.
5029 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
5030 done to deal with PHI nodes being present in non-SSA state.
5032 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5035 * multiple_target.c (create_dispatcher_calls): Change
5036 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
5037 In the node->iterate_referring loop, push *ref rather than ref, call
5038 ref->remove_reference () and always pass 0 to iterate_referring.
5040 PR rtl-optimization/89679
5041 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
5042 would contain a paradoxical SUBREG.
5044 2019-03-14 Richard Biener <rguenther@suse.de>
5046 PR tree-optimization/89710
5047 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
5050 2019-03-14 Martin Liska <mliska@suse.cz>
5052 * coverage.c (coverage_begin_function): Stream also
5054 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
5055 documentation about function declaration location.
5056 * gcov-dump.c (tag_function): Print whole range
5057 of function declaration.
5058 * gcov.c (struct function_info): Add end_column field.
5059 (function_info::function_info): Initialize it.
5060 (output_json_intermediate_file): Output {start,end}_column
5062 (read_graph_file): Read end_column.
5064 2019-03-14 Richard Biener <rguenther@suse.de>
5067 * fold-const.c (operand_equal_p): For INDIRECT_REF check
5068 that the access types are similar.
5070 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5072 PR tree-optimization/89703
5073 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
5074 aren't compatible also with builtin_decl_explicit. Check pure
5075 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
5076 and BUILT_IN_STPNCPY{,_CHK}.
5078 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
5081 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
5082 addr32 prefix to VSIB address for X32.
5083 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
5085 (*avx512pf_gatherpf<mode>df_mask): Likewise.
5086 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
5087 (*avx512pf_scatterpf<mode>df_mask): Likewise.
5088 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
5089 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
5090 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
5091 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
5092 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
5093 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
5094 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
5095 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
5096 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
5097 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
5098 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
5099 (*avx512f_scatterdi<mode>): Likewise.
5101 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
5104 * lra-constraints.c (inherit_in_ebb): Update
5105 potential_reload_hard_regs along with live_hard_regs.
5107 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5110 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
5112 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
5114 2019-03-13 Martin Sebor <msebor@redhat.com>
5116 PR tree-optimization/89662
5117 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
5120 2019-03-13 Richard Biener <rguenther@suse.de>
5123 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
5124 throw FP expressions at tree-affine.
5126 2019-03-14 Richard Biener <rguenther@suse.de>
5128 * tree-pretty-print.c (dump_generic_node): For -gimple properly
5129 dump negative integer constants using _Literal (type) -num.
5131 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5133 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
5134 nonlocal_value member.
5137 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
5138 (ipa_simd_modify_function_body): Handle PHIs.
5140 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5142 * config/s390/s390.c (s390_option_override_internal): Use more
5143 aggressive inlining parameters.
5145 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5147 * config/s390/3906.md: New file.
5148 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5149 (LONGRUNNING_THRESHOLD): Remove.
5150 (MAX_SCHED_MIX_SCORE): Decrease.
5151 (MAX_SCHED_MIX_DISTANCE): Decrease.
5152 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
5153 (struct s390_sched_state): New struct to hold scheduling state.
5154 (S390_SCHED_STATE_NORMAL): Remove.
5155 (S390_SCHED_STATE_CRACKED): Remove.
5156 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
5157 (s390_get_sched_attrmask): Use new attribute.
5158 (s390_get_unit_mask): Use new units.
5159 (s390_is_fpd): New function.
5160 (s390_is_fxd): New function.
5161 (s390_is_longrunning): New function.
5162 (s390_sched_score): Use new functions.
5163 (s390_sched_reorder): Likewise.
5164 (s390_sched_variable_issue): Rework and use new functions.
5165 (s390_sched_init): Use new functions.
5166 * config/s390/s390.h (s390_tune_attr): Add z14.
5167 * config/s390/s390.md: Add z14.
5169 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5171 * config/s390/2964.md: Update pipeline description.
5172 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5173 (LONGRUNNING_THRESHOLD): Remove.
5174 (LATENCY_FACTOR): Remove.
5175 (s390_get_unit_mask): Add unit.
5176 (s390_sched_score): Use fxd/fpd.
5177 (s390_sched_variable_issue): Use fxd/fpd.
5179 2019-03-12 Martin Liska <mliska@suse.cz>
5181 * config/i386/i386.c: Reword an error message.
5183 2019-03-12 Martin Jambor <mjambor@suse.cz>
5185 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
5186 terminate with newline.
5188 2019-03-12 Jakub Jelinek <jakub@redhat.com>
5191 * config/s390/s390.md (tabort): Use %wd instead of
5192 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
5193 letters and periods.
5194 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
5195 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
5199 * builtins.c (expand_builtin_int_roundingfn,
5200 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
5201 gcc_unreachable if validate_arglist fails.
5203 2019-03-12 Richard Biener <rguenther@suse.de>
5205 PR tree-optimization/89664
5206 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
5207 free the occurance tree after the early out.
5209 2019-03-11 Jakub Jelinek <jakub@redhat.com>
5213 * vr-values.c (vr_values::update_value_range): If
5214 old_vr->varying_p (), don't update it, make new_vr also VARYING
5217 2019-03-11 Martin Liska <mliska@suse.cz>
5219 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5220 Fix double string quoting.
5222 2019-03-11 Martin Liska <mliska@suse.cz>
5224 * collect-utils.c (collect_wait): Wrap apostrophes
5225 in gcc internal format with %'.
5226 * collect2.c (main): Likewise.
5227 (scan_prog_file): Likewise.
5228 (scan_libraries): Likewise.
5229 * config/i386/i386.c (ix86_expand_call): Likewise.
5230 (ix86_handle_interrupt_attribute): Likewise.
5231 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
5232 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
5233 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
5234 * lto-wrapper.c (find_crtoffloadtable): Likewise.
5235 * symtab.c (symtab_node::verify_base): Likewise.
5236 * tree-cfg.c (verify_gimple_label): Likewise.
5237 * tree.c (verify_type_variant): Likewise.
5239 2019-03-11 Martin Liska <mliska@suse.cz>
5241 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
5242 in a string format message and fix GNU coding style.
5243 (expand_builtin_set_thread_pointer): Likewise.
5244 * common/config/aarch64/aarch64-common.c
5245 (aarch64_rewrite_selected_cpu): Likewise.
5246 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
5247 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
5248 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
5249 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
5250 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
5251 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
5252 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
5253 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
5254 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
5255 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
5257 * common/config/riscv/riscv-common.c
5258 (riscv_subset_list::parsing_subset_version): Likewise.
5259 (riscv_subset_list::parse_std_ext): Likewise.
5260 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
5261 (riscv_subset_list::parse): Likewise.
5262 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
5263 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
5264 (aarch64_override_options_internal): Likewise.
5265 (aarch64_validate_mcpu): Likewise.
5266 (aarch64_validate_march): Likewise.
5267 (aarch64_validate_mtune): Likewise.
5268 (aarch64_override_options): Likewise.
5269 * config/alpha/alpha.c (alpha_option_override): Likewise.
5270 * config/arc/arc.c (arc_init): Likewise.
5271 (parse_mrgf_banked_regs_option): Likewise.
5272 (arc_override_options): Likewise.
5273 (arc_expand_builtin_aligned): Likewise.
5274 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
5275 (arm_expand_builtin): Likewise.
5276 * config/arm/arm.c (arm_option_check_internal): Likewise.
5277 (arm_configure_build_target): Likewise.
5278 (arm_option_override): Likewise.
5279 (arm_options_perform_arch_sanity_checks): Likewise.
5280 (arm_handle_cmse_nonsecure_entry): Likewise.
5281 (arm_handle_cmse_nonsecure_call): Likewise.
5282 (arm_tls_referenced_p): Likewise.
5283 (thumb1_expand_prologue): Likewise.
5284 * config/avr/avr.c (avr_option_override): Likewise.
5285 * config/bfin/bfin.c (bfin_option_override): Likewise.
5286 * config/c6x/c6x.c (c6x_option_override): Likewise.
5287 * config/cr16/cr16.c (cr16_override_options): Likewise.
5288 * config/cris/cris.c (cris_option_override): Likewise.
5289 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
5290 * config/darwin-c.c (macosx_version_as_macro): Likewise.
5291 * config/darwin.c (darwin_override_options): Likewise.
5292 * config/frv/frv.c (frv_expand_builtin): Likewise.
5293 * config/h8300/h8300.c (h8300_option_override): Likewise.
5294 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
5295 (ix86_option_override_internal): Likewise.
5296 (warn_once_call_ms2sysv_xlogues): Likewise.
5297 (ix86_expand_prologue): Likewise.
5298 (split_stack_prologue_scratch_regno): Likewise.
5299 (ix86_warn_parameter_passing_abi): Likewise.
5300 * config/ia64/ia64.c (fix_range): Likewise.
5301 * config/m68k/m68k.c (m68k_option_override): Likewise.
5302 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
5303 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
5304 (mips_set_compression_mode): Likewise.
5305 * config/mmix/mmix.c (mmix_option_override): Likewise.
5306 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
5307 * config/msp430/msp430.c (msp430_option_override): Likewise.
5308 * config/nds32/nds32.c (nds32_option_override): Likewise.
5309 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
5310 (nios2_option_override): Likewise.
5311 (nios2_expand_custom_builtin): Likewise.
5312 * config/nvptx/mkoffload.c (main): Likewise.
5313 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
5314 * config/pa/pa.c (fix_range): Likewise.
5315 (pa_option_override): Likewise.
5316 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
5317 (riscv_option_override): Likewise.
5318 * config/rl78/rl78.c (rl78_option_override): Likewise.
5319 * config/rs6000/aix61.h: Likewise.
5320 * config/rs6000/aix71.h: Likewise.
5321 * config/rs6000/aix72.h: Likewise.
5322 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
5323 * config/rs6000/freebsd64.h: Likewise.
5324 * config/rs6000/linux64.h: Likewise.
5325 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
5326 (rs6000_expand_zeroop_builtin): Likewise.
5327 (rs6000_expand_mtfsb_builtin): Likewise.
5328 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
5329 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
5330 (rs6000_invalid_builtin): Likewise.
5331 (rs6000_expand_split_stack_prologue): Likewise.
5332 * config/rs6000/rtems.h: Likewise.
5333 * config/rx/rx.c (valid_psw_flag): Likewise.
5334 (rx_expand_builtin): Likewise.
5335 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
5336 * config/s390/s390.c (s390_expand_builtin): Likewise.
5337 (s390_function_profiler): Likewise.
5338 (s390_option_override_internal): Likewise.
5339 (s390_option_override): Likewise.
5340 * config/sh/sh.c (sh_option_override): Likewise.
5341 (sh_builtin_saveregs): Likewise.
5342 (sh_fix_range): Likewise.
5343 * config/sh/vxworks.h: Likewise.
5344 * config/sparc/sparc.c (sparc_option_override): Likewise.
5345 * config/spu/spu.c (spu_option_override): Likewise.
5346 (fix_range): Likewise.
5347 * config/visium/visium.c (visium_option_override): Likewise.
5348 (visium_handle_interrupt_attr): Likewise.
5349 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
5350 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
5351 (dbg_cnt_process_opt): Likewise.
5352 * dwarf2out.c (output_dwarf_version): Likewise.
5353 * except.c (expand_eh_return): Likewise.
5354 * gcc.c (defined): Likewise.
5355 (driver_handle_option): Likewise.
5356 (process_command): Likewise.
5357 (compare_files): Likewise.
5358 (driver::prepare_infiles): Likewise.
5359 (driver::do_spec_on_infiles): Likewise.
5360 (driver::maybe_run_linker): Likewise.
5361 * omp-offload.c (oacc_parse_default_dims): Likewise.
5362 * opts-global.c (handle_common_deferred_options): Likewise.
5363 * opts.c (parse_sanitizer_options): Likewise.
5364 (common_handle_option): Likewise.
5365 (enable_warning_as_error): Likewise.
5366 * passes.c (enable_disable_pass): Likewise.
5367 * plugin.c (parse_plugin_arg_opt): Likewise.
5368 (default_plugin_dir_name): Likewise.
5369 * targhooks.c (default_expand_builtin_saveregs): Likewise.
5370 (default_pch_valid_p): Likewise.
5371 * toplev.c (init_asm_output): Likewise.
5372 (process_options): Likewise.
5373 (toplev::run_self_tests): Likewise.
5374 * tree-cfg.c (verify_gimple_call): Likewise.
5375 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
5376 (tree_inlinable_function_p): Likewise.
5377 * var-tracking.c (vt_find_locations): Likewise.
5379 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
5381 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
5382 only on the else branch.
5384 2019-03-11 Martin Liska <mliska@suse.cz>
5386 * gcov.c (output_intermediate_json_line): Print function
5388 (output_json_intermediate_file): Add new argument.
5389 * doc/gcov.texi: Document the change.
5391 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
5393 PR rtl-optimization/89588
5394 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5395 explicit unrolling factor more robust.
5397 2019-03-11 Richard Biener <rguenther@suse.de>
5399 PR tree-optimization/89649
5400 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
5401 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
5402 on the prolog and epilog loops.
5403 (vect_loop_versioning): Return copy of loop.
5404 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
5405 on the non-vectorized version of the loop.
5407 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
5410 * config/i386/sse.md (*vec_extractv2di_0_sse):
5411 Add (=r,x) alternative and corresponding splitter.
5413 2019-03-10 Martin Jambor <mjambor@suse.cz>
5415 PR tree-optimization/85762
5416 PR tree-optimization/87008
5417 PR tree-optimization/85459
5418 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
5419 it points to if there is a type changing MEM_REF. Adjust all callers.
5420 (build_accesses_from_assign): Disable total scalarization if
5421 contains_vce_or_bfcref_p returns true through the new parameter, for
5424 2019-03-09 Jakub Jelinek <jakub@redhat.com>
5427 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
5428 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
5431 * common.opt (fdiagnostics-show-labels,
5432 fdiagnostics-show-line-numbers, fdiagnostics-format=,
5433 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
5434 gas-locview-support, ginline-points, ginternal-reset-location-views):
5435 Terminate description text with a dot.
5436 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
5437 * config/mcore/mcore.opt (m210, m340): Likewise.
5438 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
5439 mnops=): Start description text with a capital letter.
5440 * config/arc/arc.opt (msize-level=): Likewise.
5441 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
5442 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
5444 * config/ft32/ft32.opt (msim): Likewise.
5445 (mft32b, mcompress): Likewise. Terminate description text with a dot.
5446 (mnodiv, mnopm): Terminate description text with a dot.
5447 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
5449 * config/i386/i386.opt (prefer_vector_width, instrument_return):
5451 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
5454 PR rtl-optimization/89634
5455 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
5456 are modified in BB_END (e->src) instruction.
5458 2019-03-08 David Malcolm <dmalcolm@redhat.com>
5461 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
5462 messages more amenable to translation, and improve wording.
5464 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
5466 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
5467 ud- and du-chains between phases.
5469 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
5472 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
5473 instead of POLY_INT_CST.
5475 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
5477 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
5480 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
5485 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
5486 (_mm_storeu_si64): Ditto.
5488 2019-03-08 Martin Liska <mliska@suse.cz>
5491 * config/i386/i386.c (ix86_option_override_internal): Disable
5492 jump tables when retpolines are used.
5494 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
5497 * ipa-split.c (execute_split_functions): Do not split
5498 'noinline' or 'section' function.
5500 2019-03-08 Jakub Jelinek <jakub@redhat.com>
5503 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
5504 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
5505 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
5508 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
5509 from diagnostics. Formatting fixes.
5512 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
5513 warn_odr diagnostics.
5516 * lra-constraints.c (process_alt_operands): Avoid one space before
5517 " at the end of line and another after " on another line in a string
5519 * attribs.c (handle_dll_attribute): Likewise.
5520 * config/avr/avr-devices.c (avr_texinfo): Likewise.
5522 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
5523 warning_at or inform messages in G_() if there is no ?:.
5525 PR tree-optimization/89550
5526 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
5527 returned true. Formatting fixes.
5528 (expand_builtin_strnlen): Formatting fixes.
5529 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
5530 if warning_at returned true.
5531 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
5533 2019-03-08 Richard Biener <rguenther@suse.de>
5536 * cfgloop.h (struct loop): Add owned_clique field.
5537 * cfgloopmanip.c (copy_loop_info): Copy it.
5538 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
5540 * tree-inline.c (copy_loops): Remap owned_clique.
5541 * lto-streamer-in.c (input_cfg): Stream owned_clique.
5542 * lto-streamer-out.c (output_cfg): Likewise.
5544 2019-03-08 Jakub Jelinek <jakub@redhat.com>
5547 * config/darwin.c: Include intl.h.
5548 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
5549 composing the message out of two separate parts.
5551 2019-03-07 Jakub Jelinek <jakub@redhat.com>
5554 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
5555 doesn't start with a capital letter and doesn't end with a dot.
5556 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
5557 with a capital letter.
5558 (ix86_mangle_function_version_assembler_name): Likewise.
5559 (ix86_generate_version_dispatcher_body): Likewise.
5560 (fold_builtin_cpu): Likewise.
5561 (get_builtin_code_for_version): Likewise. Remove extraneous space.
5562 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
5563 translators, wrap full type name in %qs.
5565 PR translation/79999
5566 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
5567 depend clause with source (or sink) modifier.
5568 * omp-expand.c (expand_omp_ordered_sink): Likewise.
5571 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
5572 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
5573 (avx512f_load<mode>_mask): New define_expand.
5574 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
5575 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
5576 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
5577 __builtin_ia32_movess_mask): New builtins.
5578 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
5579 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
5580 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
5581 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
5583 2019-03-07 Martin Jambor <mjambor@suse.cz>
5586 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
5587 for extern inline functions.
5589 2019-03-07 Martin Jambor <mjambor@suse.cz>
5592 * cgraph.h (cgraph_node): New inline method former_thunk_p.
5593 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
5594 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
5595 have multiple callees. At the end check if declarations match as
5596 opposed to cgraph_nodes.
5598 2019-03-07 Martin Liska <mliska@suse.cz>
5600 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
5601 which is equivalent to searching for this in clones chain.
5602 * symtab.c (symtab_node::verify_base): Similarly compare ASM
5603 names with a neighbour and special case first node in a chain.
5605 2019-01-25 Jason Merrill <jason@redhat.com>
5607 PR c++/80916 - spurious "static but not defined" warning.
5608 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
5609 for an internal symbol with DECL_EXTERNAL.
5611 2019-04-07 Richard Biener <rguenther@suse.de>
5614 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
5615 * tree-inline.c (copy_loops): Simplify.
5617 2019-03-07 Martin Liska <mliska@suse.cz>
5619 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
5621 2019-03-07 Richard Biener <rguenther@suse.de>
5623 PR tree-optimization/89595
5624 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
5625 stmt iterator as reference, take boolean output parameter to
5626 indicate whether the stmt was removed and thus the iterator
5628 (dom_opt_dom_walker::before_dom_children): Re-iterate over
5629 stmts created by folding.
5631 2019-03-07 Jakub Jelinek <jakub@redhat.com>
5634 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
5637 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
5639 PR rtl-optimization/88845
5640 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
5642 * lra.c (remove_scratches_1): New function.
5643 (remove_scratches): Use it.
5644 (lra_emit_move): Likewise.
5646 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
5648 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
5649 unaligned_access variable.
5650 * config/arc/arc.c (arc_override_options): Set unaligned access
5651 default on for HS CPUs.
5652 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
5654 2019-03-06 Martin Liska <mliska@suse.cz>
5656 PR gcov-profile/89577
5657 * doc/gcov.texi: Prefer to use --coverage.
5658 * doc/sourcebuild.texi: Likewise.
5660 2019-03-02 Jason Merrill <jason@redhat.com>
5662 PR c++/86485 - -Wmaybe-unused with empty class ?:
5663 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
5665 2019-03-05 Jakub Jelinek <jakub@redhat.com>
5668 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
5672 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
5673 exactly one argument.
5675 2019-03-05 Jakub Jelinek <jakub@redhat.com>
5676 Richard Sandiford <richard.sandiford@arm.com>
5678 PR tree-optimization/89570
5679 * match.pd (vec_cond into cond_op simplification): Don't use
5680 get_conditional_internal_fn, use as_internal_fn (cond_op).
5682 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
5685 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
5686 to decide when to split off a non-zero offset from a symbol.
5687 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
5688 in function symbols.
5690 2019-03-05 Richard Biener <rguenther@suse.de>
5692 PR tree-optimization/89594
5693 * tree-if-conv.c (pass_if_conversion::execute): Handle
5694 case where .LOOP_VECTORIZED_FUNCTION was removed.
5696 2019-03-05 Jakub Jelinek <jakub@redhat.com>
5699 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
5700 instead alloca it only when needed with the needed size.
5702 PR tree-optimization/89570
5703 * match.pd (vec_cond into cond_op simplification): Guard with
5704 vectorized_internal_fn_supported_p test and #if GIMPLE.
5706 PR tree-optimization/89566
5707 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
5708 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
5709 Punt if get_user_idx_format succeeds, but idx_format argument is
5710 not provided or doesn't have pointer type, or if idx_args is above
5711 number of provided arguments.
5713 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
5715 PR tree-optimization/89437
5716 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
5718 2019-03-04 Richard Biener <rguenther@suse.de>
5721 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
5724 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
5726 PR tree-optimization/89487
5727 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
5728 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
5729 (distribute_loop): Don't do runtime alias check if there is non-
5730 addressable data reference.
5731 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
5732 is a register variable.
5734 2019-03-02 Jakub Jelinek <jakub@redhat.com>
5737 * config/arm/arm.md (cmpsi2_addneg): Use
5738 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
5739 If operands[2] is 0 or INT_MIN, force use of subs.
5740 (*compare_scc splitter): Use gen_int_mode.
5741 (*negscc): Likewise.
5742 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
5744 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
5745 Monk Chiang <sh.chiang04@gmail.com>
5747 * common/config/riscv/riscv-common.c: Include sstream.
5748 (riscv_subset_list::to_string): New.
5749 (riscv_arch_str): Likewise.
5750 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
5752 * config/riscv/riscv-protos.h (riscv_arch_str): New.
5753 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
5754 (riscv_emit_attribute): New.
5755 (riscv_file_start): Emit attribute if needed.
5756 (riscv_option_override): Init riscv_emit_attribute_p.
5757 * config/riscv/riscv.opt (mriscv-attribute): New option.
5758 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
5760 * doc/install.texi: Document --with-riscv-attribute.
5761 * doc/invoke.texi: Document -mriscv-attribute.
5763 * common/config/riscv/riscv-common.c:
5764 Include config/riscv/riscv-protos.h.
5765 (INCLUDE_STRING): Defined.
5766 (RISCV_DONT_CARE_VERSION): Defined.
5767 (riscv_subset_t): Declare.
5768 (riscv_subset_t::riscv_subset_t): New.
5769 (riscv_subset_list): Declare.
5770 (riscv_subset_list::riscv_subset_list): New.
5771 (riscv_subset_list::~riscv_subset_list): Likewise.
5772 (riscv_subset_list::parsing_subset_version): Likewise.
5773 (riscv_subset_list::parse_std_ext): Likewise.
5774 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
5775 (riscv_subset_list::add): Likewise.
5776 (riscv_subset_list::lookup): Likewise.
5777 (riscv_subset_list::xlen): Likewise.
5778 (riscv_subset_list::parse): Likewise.
5779 (riscv_supported_std_ext): Likewise.
5780 (current_subset_list): Likewise.
5781 (riscv_parse_arch_string): Using riscv_subset_list::parse to
5784 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
5786 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
5787 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
5788 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
5790 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
5792 PR rtl-optimization/85899
5793 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
5794 fallthru edges leading to the exit block.
5796 2019-03-01 Tamar Christina <tamar.christina@arm.com>
5799 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
5800 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
5802 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
5804 PR tree-optimization/89535
5805 * tree-vect-stmts.c (vectorizable_call): Record the vector types
5806 for each operand. Calculate the fallback choice for mask operands
5807 and pass it to vect_get_vec_def_for_operand.
5809 2019-03-01 Richard Biener <rguenther@suse.de>
5812 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
5813 get virtual operands.
5814 (get_expr_operands): Handle CONST_DECL like other decls.
5816 2019-03-01 Jakub Jelinek <jakub@redhat.com>
5819 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
5820 on DECL_P and EXPR_P.
5822 2019-03-01 Richard Biener <rguenther@suse.de>
5825 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
5826 argument, defaulted to zero.
5827 * passes.c (execute_function_todo): Pass down SSA update flags
5828 to cleanup_tree_cfg.
5829 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
5830 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
5832 (cleanup_tree_cfg): Get and pass down SSA update flags.
5834 2019-03-01 Jakub Jelinek <jakub@redhat.com>
5837 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
5838 early_lto_debug argument.
5840 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
5842 PR tree-optimization/89536
5843 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
5844 only whether bit #0 of the value is 0 instead of the entire value.
5846 2019-02-28 Marek Polacek <polacek@redhat.com>
5848 PR c++/87068 - missing diagnostic with fallthrough statement.
5849 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
5850 at the end of a seq, save its location to walk_stmt_info.
5851 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
5854 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
5857 * tree.c (find_atomic_core_type): Move ahead in file.
5858 (check_base_type): Correctly compare alignments of atomic types.
5860 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
5863 * config/i386/i386.c (get_builtin_code_for_version): Identify
5864 Westmere from PCLMUL, instead of AES.
5866 2019-02-28 Jakub Jelinek <jakub@redhat.com>
5869 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
5870 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
5873 2019-02-28 Tamar Christina <tamar.christina@arm.com>
5876 * config/aarch64/aarch64-option-extensions.def: Document it.
5877 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
5880 2019-02-28 Jakub Jelinek <jakub@redhat.com>
5883 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
5884 builtins if they don't have a single scalar floating point argument.
5887 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
5889 PR rtl-optimization/89490
5890 * varasm.c (get_block_for_section): Bail out for mergeable sections.
5891 (default_use_anchors_for_symbol_p, output_object_block): Assert the
5892 block section is not mergeable.
5894 2019-02-27 Jakub Jelinek <jakub@redhat.com>
5897 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
5898 old define_insn to ...
5899 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
5900 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
5901 Rename old define_insn to ...
5902 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
5903 (thumb2_casesi_internal_pic): New define_expand. Rename old
5905 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
5906 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
5907 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
5909 2019-02-27 Richard Biener <rguenther@suse.de>
5912 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
5914 2019-02-27 Richard Biener <rguenther@suse.de>
5916 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
5919 2019-02-27 Richard Biener <rguenther@suse.de>
5922 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
5923 parameter, prefix section name with .gnu.debuglto_ if true.
5924 (dwarf2out_finish): Pass false to output_comdat_type_unit.
5925 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
5927 2019-02-27 Richard Biener <rguenther@suse.de>
5930 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
5931 rather than on use_debug_types, doing what output_die does.
5932 (value_format): Likewise.
5934 2019-02-27 Martin Jambor <mjambor@suse.cz>
5935 Martin Sebor <msebor@redhat.com>
5937 * doc/invoke.texi (Warning Options): Reword description of
5938 -Wno-absolute-value.
5940 2019-02-27 Jakub Jelinek <jakub@redhat.com>
5942 PR tree-optimization/89280
5943 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
5944 builtin_setjmp_setup_bb): New functions.
5945 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
5946 When visiting __builtin_setjmp_setup block, queue in special
5947 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
5948 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
5949 from visited after the loop if they don't have any visited successor
5952 2018-02-26 Steve Ellcey <sellcey@marvell.com>
5954 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
5956 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
5958 2019-02-26 Jakub Jelinek <jakub@redhat.com>
5961 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
5962 with types other than sizetype/ssizetype.
5964 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
5966 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
5967 (enum sparc_processor_type): ...this.
5968 (enum sparc_code_model_type): New enumeration type.
5969 (enum sparc_memory_model_type): Tweak comments.
5970 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
5972 (mcmodel): Use sparc_code_model enumeration and variable.
5973 (sparc_code_model): New enumeration.
5974 (mdebug): Add Undocumented marker.
5975 * config/sparc/sparc.h (enum cmodel): Delete.
5976 (sparc_cmodel): Likewise.
5977 (TARGET_CM_MEDLOW): Adjust to above renaming.
5978 (TARGET_CM_MEDMID): Likewise.
5979 (TARGET_CM_MEDANY): Likewise.
5980 (TARGET_CM_EMBMEDANY): Likewise.
5981 * config/sparc/sparc.c (sparc_cmodel): Delete.
5982 (sparc_option_override): Remove string/value mapping support for the
5983 code model. Move code and memory model support to after the handling
5984 of target flags. Do private machine setup last.
5985 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
5986 (sparc_legitimize_reload_address): Likewise.
5987 (sparc_output_mi_thunk): Likewise.
5988 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
5990 2019-02-26 Jakub Jelinek <jakub@redhat.com>
5992 PR tree-optimization/89500
5993 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
5994 (handle_builtin_strlen): Remove noncst_bound variable. Always
5995 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
5996 cst if the first cst bytes starting at x are known to be non-zero,
5997 even if the string is not zero terminated. Don't try to modify
5998 *si for strnlen. Update strlen_to_stridx only for strlen or if
5999 we can prove strnlen returns the same value as strlen would.
6001 2019-02-26 Martin Liska <mliska@suse.cz>
6003 * alloc-pool.h (struct pool_usage): Remove extra
6005 * bitmap.h (struct bitmap_usage): Likewise.
6006 * ggc-common.c (struct ggc_usage): Likewise.
6007 * mem-stats.h (struct mem_usage): Likewise.
6008 (mem_alloc_description::dump): Print dash lines
6009 here and repeat header at the end of a table report.
6010 It's then more readable.
6011 * tree-phinodes.c (phinodes_print_statistics): Make
6012 horizontal alignment.
6013 * tree-ssanames.c (ssanames_print_statistics): Likewise.
6014 * vec.c (struct vec_usage): Remove extra print_dash_line.
6015 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
6017 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
6019 * doc/extend.texi (__builtin_object_size):
6020 Use @pxref instead of @xref inside parenthesis.
6021 (__builtin_has_attribute): Add missing comma after @xref.
6022 (__builtin_object_size): Ditto.
6023 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
6024 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
6027 2019-02-26 Jeff Law <law@redhat.com>
6029 PR rtl-optimization/87761
6030 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
6031 detect obviously dead insns and delete them.
6033 2019-02-26 Richard Biener <rguenther@suse.de>
6035 PR tree-optimization/89505
6036 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
6037 to handle restrict pointed-to vars with multiple subvars
6040 2019-02-26 Richard Biener <rguenther@suse.de>
6042 PR tree-optimization/89489
6043 * tree-parloops.c (create_loop_fn): Copy over last_clique.
6045 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6047 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
6048 and move around comment.
6049 <BIT_AND_EXPR>: Likewise.
6050 <BIT_NOT_EXPR>: Add specific handling for boolean types.
6052 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6055 * config/i386/i386.c (remove_partial_avx_dependency): Call
6056 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
6057 after changing possibly many instructions to use that pseudo. Fix up
6058 insertion of v4sf_const0 setter at the start of bb.
6060 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6063 * doc/extend.texi (Variadic Pointer Args): New section.
6065 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6066 Martin Sebor <msebor@gmail.com>
6068 * common.opt (Wattribute-alias): Likewise.
6069 * doc/invoke.texi (Option Summary): List general form of
6070 -Wattribute-alias=. List positive form of -Wmissing-attributes.
6071 (-Wmissing-attributes): Invert entry, rewrite and correct default.
6072 Add cross-references.
6073 (-Wattribute-alias): Rewrite and correct default. Mention
6074 considered attributes (same as for -Wmissing-attributes).
6076 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
6078 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
6079 (_mm_cvtpd_ps): Likewise.
6080 (_mm_cvttpd_epi32): Likewise.
6083 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
6084 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
6087 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
6089 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6092 * common/config/aarch64/aarch64-common.c
6093 (struct aarch64_option_extension): Add is_synthetic.
6094 (all_extensions): Use it.
6095 (TARGET_OPTION_INIT_STRUCT): Define hook.
6096 (struct gcc_targetm_common): Moved to end.
6097 (all_extensions_by_on): New.
6098 (opt_ext_cmp, typedef opt_ext): New.
6099 (aarch64_option_init_struct): New.
6100 (aarch64_contains_opt): New.
6101 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
6102 * config/aarch64/aarch64-option-extensions.def
6103 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
6104 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
6105 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
6106 Set is_synthetic to false.
6107 (crypto): Set is_synthetic to true.
6108 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
6111 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6113 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6114 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
6115 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6116 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
6117 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
6118 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
6119 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
6120 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
6122 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
6123 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6124 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
6125 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
6126 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
6127 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
6128 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
6129 vfmlsl_laneq_high_f16): ... To this.
6130 * config/arm/neon.md: Update comments.
6132 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6134 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6135 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
6136 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6137 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
6138 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
6139 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
6140 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
6141 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
6143 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
6144 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6145 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
6146 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
6147 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
6148 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
6149 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
6150 vfmlslq_laneq_high_f16): ... To this.
6152 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
6154 PR rtl-optimization/86096
6155 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
6156 comparing mw_order values.
6158 2019-02-25 Jakub Jelinek <jakub@redhat.com>
6161 * config/arm/arm.md (*subsi3_carryin_const): Use
6162 arm_neg_immediate_operand predicate instead of
6163 arm_not_immediate_operand, "L" constraint instead of "K" and
6164 print it using %n2 instead of %B2.
6165 (*subsi3_carryin_const0): New define_insn.
6166 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
6167 instead of arm_not_operand and "I" constraint instead of "K" and
6168 print it using %n3 instead of %B2. Instead of using match_dup 2 add
6169 another match_operand and in the condition check that it is negation
6171 (*subsi3_carryin_compare_const0): New define_ins.
6172 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
6173 *subsi3_carryin_const.
6174 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
6175 split into *subsi3_carryin_compare_const0 if the highpart is zero.
6178 * config/arm.vfp.md (*negdf2_vfp): Use
6179 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
6180 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
6182 2019-02-24 Jakub Jelinek <jakub@redhat.com>
6184 PR rtl-optimization/89445
6185 * simplify-rtx.c (simplify_ternary_operation): Don't use
6186 simplify_merge_mask on operands that may trap.
6187 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
6188 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
6189 second operand is CONST_VECTOR, check if any element could be zero.
6190 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
6191 their operands can trap.
6193 2019-02-23 Martin Sebor <msebor@redhat.com>
6195 * gimple-ssa-sprintf.c (target_strtol): Rename...
6196 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
6197 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
6198 check for range error.
6200 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
6203 * opts-common.c (prune_options): Also prune joined switches
6204 with Negative and RejectNegative.
6205 * config/i386/i386.opt (march=): Add Negative(march=).
6206 (mtune=): Add Negative(mtune=).
6207 * doc/options.texi: Document Negative used together with Joined
6210 2019-02-22 Martin Sebor <msebor@redhat.com>
6212 * doc/extend.texi (Other Builtins): Add
6213 __builtin_is_constant_evaluated.
6215 2019-02-22 Richard Biener <rguenther@suse.de>
6217 PR tree-optimization/87609
6218 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
6220 2019-02-22 Jeff Law <law@redhat.com>
6222 PR rtl-optimization/87761
6223 * config/mips/mips.md: Add new combiner pattern to recognize
6224 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
6226 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
6229 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
6230 destination register in peepholes generating patterns for ADDS/SUBS.
6231 (add<mode>3_compare0,
6232 *addsi3_compare0_uxtw, add<mode>3_compareC,
6233 add<mode>3_compareV_imm, add<mode>3_compareV,
6234 *adds_<optab><ALLX:mode>_<GPI:mode>,
6235 *subs_<optab><ALLX:mode>_<GPI:mode>,
6236 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
6237 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
6238 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
6239 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
6240 sub<mode>3_compare1): Allow stack pointer for source register.
6241 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
6243 2019-02-22 Martin Sebor <msebor@redhat.com>
6245 PR tree-optimization/88993
6246 PR tree-optimization/88853
6247 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
6249 (sprintf_dom_walker::call_info::is_string_func): New helper.
6250 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
6251 for formatted string functions.
6252 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
6254 2019-02-22 Martin Sebor <msebor@redhat.com>
6257 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
6258 unreachable subexpressions.
6260 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
6261 Hongtao Liu <hongtao.liu@intel.com>
6262 Sunil K Pandey <sunil.k.pandey@intel.com>
6265 * config/i386/i386-passes.def: Add
6266 pass_remove_partial_avx_dependency.
6267 * config/i386/i386-protos.h
6268 (make_pass_remove_partial_avx_dependency): New.
6269 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
6271 (pass_data_remove_partial_avx_dependency): New.
6272 (pass_remove_partial_avx_dependency): Likewise.
6273 (make_pass_remove_partial_avx_dependency): Likewise.
6274 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
6275 (*extendsfdf2): Add avx_partial_xmm_update.
6276 (truncdfsf2): Likewise.
6277 (*float<SWI48:mode><MODEF:mode>2): Likewise.
6278 (SF/DF conversion splitters): Disabled for TARGET_AVX.
6280 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
6283 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
6286 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
6289 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
6290 (PTA_SKYLAKE): Add PTA_AES.
6291 (PTA_GOLDMONT): Likewise.
6293 2019-02-22 Sudakshina Das <sudi.das@arm.com>
6295 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
6296 instruction if enabled.
6297 (aarch64_override_options): Remove reference to return address key.
6299 2019-02-22 Richard Biener <rguenther@suse.de>
6301 PR tree-optimization/89440
6302 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
6303 not necessary assert.
6305 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
6308 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
6309 (oacc_replace_fn_attrib_attr): ... this new function.
6310 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
6311 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
6313 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6315 * config/arm/arm-cpus.in (ares): Rename to...
6316 (neoverse-n1): ... This. Add ares as alias.
6317 * config/arm/arm-tables.opt: Regenerate.
6318 * config/arm/arm-tune.md: Likewise.
6319 * doc/invoke.txt (ARM Options): Document neoverse-n1.
6321 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6323 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
6324 * config/aarch64/aarch64-tune.md: Regenerate.
6325 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
6327 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6329 * config/aarch64/aarch64.c (ares_tunings): Rename to...
6330 (neoversen1_tunings): ... This.
6331 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
6332 (neoverse-n1): New CPU.
6333 * config/aarch64/aarch64-tune.md: Regenerate.
6334 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
6336 2019-02-22 Richard Biener <rguenther@suse.de>
6339 * cfghooks.h (dependence_hash): New typedef.
6340 (struct copy_bb_data): New type.
6341 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
6342 (duplicate_block): Likewise.
6343 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
6344 (copy_bbs): Create and pass down copy_bb_data.
6345 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
6346 (rtl_duplicate_bb): Likewise.
6347 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
6348 remap dependence info.
6350 2019-02-22 Richard Biener <rguenther@suse.de>
6352 PR tree-optimization/87609
6353 * tree-core.h (tree_base): Document special clique values.
6354 * tree-inline.c (remap_dependence_clique): Do not use the
6355 special clique value of one.
6356 (maybe_set_dependence_info): Use clique one.
6357 (clear_dependence_clique): New callback.
6358 (compute_dependence_clique): Clear clique one from all refs
6359 before assigning it (again).
6361 2019-02-21 Martin Sebor <msebor@redhat.com>
6363 * doc/extend.texi (__clear_cache): Correct signature.
6365 2019-02-21 Ian Lance Taylor <iant@golang.org>
6368 * varasm.c (decode_addr_const): Call lookup_constant_def rather
6369 than output_constant_def.
6370 (add_constant_to_table): New static function.
6371 (output_constant_def): Call add_constant_to_table.
6372 (tree_output_constant_def): Likewise.
6374 2019-02-21 Jakub Jelinek <jakub@redhat.com>
6377 * builtins.c (fold_builtin_arith_overflow): If first two args are
6378 INTEGER_CSTs, set intres and ovfres to constants rather than calls
6381 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
6384 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
6385 error for -mindirect-branch/-mfunction-return with incompatible
6388 2019-02-21 Jakub Jelinek <jakub@redhat.com>
6391 * constraints.md (q): Remove.
6392 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
6395 2019-02-21 Martin Jambor <mjambor@suse.cz>
6398 * omp-general.c (omp_extract_for_data): Removed a duplicate call
6399 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
6400 (omp_adjust_for_condition): ...here. Added necessary parameters.
6401 * omp-general.h (omp_adjust_for_condition): Updated declaration.
6402 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
6403 proper values to new parameters of omp_adjust_for_condition.
6405 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6408 * expr.c (expand_assignment): If result is a MEM, use change_address
6409 instead of simplify_gen_subreg.
6411 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6412 David Malcolm <dmalcolm@redhat.com>
6415 * fold-const.c (decode_field_reference): Return NULL_TREE if
6416 lang_hooks.types.type_for_size returns NULL. Check it before
6417 overwriting *exp_. Use return NULL_TREE instead of return 0.
6419 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6423 * toplev.c (do_compile): Double the emin/emax exponents to workaround
6426 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
6429 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
6430 TARGET_SSE in addition to TARGET_SSE_MATH.
6432 (ix86_excess_precision): Ditto.
6433 (ix86_float_exceptions_rounding_supported_p): Ditto.
6434 (use_rsqrt_p): Ditto.
6435 * config/i386/sse.md (rsqrt<mode>2): Ditto.
6437 2019-02-20 David Malcolm <dmalcolm@redhat.com>
6440 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
6441 linenum_arith_t when determining if two adjacent line spans are
6442 close enough to merge.
6443 (diagnostic_show_locus): Use linenum_arith_t when iterating over
6444 lines within each line_span.
6446 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
6449 * lra-constraints.c(uses_hard_regs_p): Fix handling of
6450 paradoxical SUBREGS.
6452 2019-02-20 Li Jia He <helijia@linux.ibm.com>
6455 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
6456 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
6457 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
6460 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
6462 * config/gcn/gcn.c (print_operand): Fix typo.
6464 2019-02-19 Richard Biener <rguenther@suse.de>
6467 * toplev.c (do_compile): Initialize mpfr's exponent range
6468 based on available float modes.
6470 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
6472 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
6473 as long as the epilogue isn't completed.
6475 2019-02-18 Martin Sebor <msebor@redhat.com>
6477 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
6478 __has_cpp_attribute, and __has_include.
6480 2019-02-18 Martin Sebor <msebor@redhat.com>
6482 * doc/invoke.texi (-Wreturn-type): Correct and expand.
6484 2019-02-18 Martin Sebor <msebor@redhat.com>
6487 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
6489 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
6491 2019-02-18 Richard Biener <rguenther@suse.de>
6493 PR tree-optimization/89296
6494 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
6495 of no-warning flag to cases that might emit the bogus warning.
6497 2019-02-18 Jakub Jelinek <jakub@redhat.com>
6500 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
6502 * config/arm/vfp.md (*movdi_vfp): Likewise.
6503 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
6504 "q" constraint for operands[0].
6507 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
6508 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
6509 pattern in a temporary buffer.
6510 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
6511 than 64-operands[2].
6514 * config/s390/s390.c (s390_indirect_branch_attrvalue,
6515 s390_indirect_branch_settings): Define unconditionally.
6516 (s390_set_current_function): Likewise, but guard the whole body except
6517 the s390_indirect_branch_settings call with
6518 #if S390_USE_TARGET_ATTRIBUTE.
6519 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
6521 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
6522 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
6523 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
6524 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
6525 HOST_WIDE_INT_1U instead of 1ULL.
6526 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
6527 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
6528 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
6529 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
6531 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
6534 2019-02-18 Martin Jambor <mjambor@suse.cz>
6536 PR tree-optimization/89209
6537 * tree-sra.c (create_access_replacement): New optional parameter
6538 reg_tree. Use it as a type if non-NULL and access type is not of
6540 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
6541 to create_access_replacement.
6542 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
6543 Check lacc is non-NULL before attempting to re-create it on the RHS.
6545 2019-02-18 Martin Liska <mliska@suse.cz>
6548 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
6550 (symbol_table::free_edge): Recycle m_summary_id.
6551 * cgraph.h (get_summary_id): New.
6552 (symbol_table::release_symbol): Set m_summary_id to -1
6554 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
6555 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
6556 function_summary to fast_function_summary.
6557 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
6558 * ipa-pure-const.c (class funct_state_summary_t):
6559 Switch from function_summary to fast_function_summary.
6560 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
6561 (class ipa_ref_opt_summary_t): Switch from function_summary
6562 to fast_function_summary.
6563 * symbol-summary.h (class function_summary_base): New class
6564 that is created from base of former function_summary.
6565 (function_summary_base::unregister_hooks): New.
6566 (class function_summary): Inherit from function_summary_base.
6567 (class call_summary_base): New class
6568 that is created from base of former call_summary.
6569 (class call_summary): Inherit from call_summary_base.
6570 (struct is_same): New.
6571 (class fast_function_summary): New summary class.
6572 (class fast_call_summary): New summary class.
6573 * vec.h (vec_safe_grow_cleared): New function.
6575 2019-02-18 Martin Liska <mliska@suse.cz>
6577 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
6578 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
6579 * doc/tm.texi: Document new target hook.
6580 * doc/tm.texi.in: Likewise.
6581 * target.def: Add new target macro.
6582 * gcc.c (find_fortran_preinclude_file): Do not search multilib
6585 2019-02-17 Alan Modra <amodra@gmail.com>
6588 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
6589 output reg on add insn.
6590 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
6592 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
6595 * config/i386/sse.md (ssedoublemode): Remove V4HI.
6596 (PMULHRSW): Likewise.
6597 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
6599 (ssse3_pmulhrswv4hi3): New expander.
6601 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
6603 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
6604 MMX. Add isa attribute.
6606 2019-02-16 Jakub Jelinek <jakub@redhat.com>
6608 PR rtl-optimization/66152
6609 * builtins.h (c_readstr): Declare.
6610 * builtins.c (c_readstr): Remove forward declaration. Add
6611 null_terminated_p argument, if false, read all bytes from the
6612 string instead of stopping after '\0'.
6613 * expr.c (string_cst_read_str): New function.
6614 (store_expr): Use string_cst_read_str instead of
6615 builtin_strncpy_read_str. Try to store by pieces the whole
6616 exp_len first, and only if that fails, split it up into
6617 store by pieces followed by clear_storage. Formatting fix.
6619 * config/i386/i386.md (*movqi_internal): Remove static from
6620 buf variable. Use output_asm_insn (buf, operands); return "";
6621 instead of return buf;.
6622 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
6623 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
6624 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
6626 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
6628 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
6629 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
6630 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
6631 (CC1_SPEC): Likewise.
6632 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
6634 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
6636 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
6637 the base address on 64-bit strict-alignment platforms.
6639 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
6641 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
6643 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
6645 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
6647 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
6649 PR rtl-optimization/88308
6650 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
6651 on copied instruction.
6653 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
6655 * final.c (insn_current_reference_address): Replace test on JUMP_P
6656 with test on jump_to_label_p.
6657 * config/visium/visium-passes.def: New file.
6658 * config/visium/t-visium (PASSES_EXTRA): Define.
6659 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
6660 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
6661 (TRAMPOLINE_ALIGNMENT): Define.
6662 * config/visium/visium.c (visium_option_override): Do not register
6663 the machine-specific reorg pass here.
6664 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
6666 (output_branch): Adjust threshold for long branch instruction.
6667 * config/visium/visium.md (cpu): Move around.
6668 (length): Adjust for the GR6.
6670 2019-02-15 Richard Biener <rguenther@suse.de>
6671 Jakub Jelinek <jakub@redhat.com>
6673 PR tree-optimization/89278
6674 * tree-loop-distribution.c: Include tree-eh.h.
6675 (generate_memset_builtin, generate_memcpy_builtin): Call
6676 rewrite_to_non_trapping_overflow on builtin->size before passing it
6677 to force_gimple_operand_gsi.
6679 2019-02-15 Jakub Jelinek <jakub@redhat.com>
6682 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
6684 * opth-gen.awk: Likewise.
6686 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
6688 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
6689 Enable MMX, SSE and SSE2 by default.
6690 * config/i386/i386.c (ix86_option_override_internal): Do not
6691 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
6693 2019-02-14 Jakub Jelinek <jakub@redhat.com>
6695 PR rtl-optimization/89354
6696 * combine.c (make_extraction): Punt if extraction_mode is narrower
6699 2019-02-14 Maya Rashish <coypu@sdf.org>
6701 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
6702 * config/netbsd-d.c: New file.
6703 * config/t-netbsd: Add netbsd-d.o
6705 2018-02-14 Steve Ellcey <sellcey@marvell.com>
6707 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
6708 affects_type_identity to true for aarch64_vector_pcs.
6709 (aarch64_comp_type_attributes): New function.
6710 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
6712 2019-02-14 Tamar Christina <tamar.christina@arm.com>
6715 * config/arm/iterators.md (ANY64): Add V4HF.
6717 2019-02-14 Martin Liska <mliska@suse.cz>
6719 PR rtl-optimization/89242
6720 * dce.c (delete_unmarked_insns): Call free_dominance_info we
6721 process a transformation.
6723 2019-02-14 Jakub Jelinek <jakub@redhat.com>
6725 PR tree-optimization/89314
6726 * fold-const.c (fold_binary_loc): Cast strlen argument to
6727 const char * before dereferencing it. Formatting fixes.
6730 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
6732 2019-02-13 Ian Lance Taylor <iant@golang.org>
6734 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
6735 and set current index for other optimizations.
6737 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
6739 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
6740 nonimmediate_operand as operand 2 predicate.
6741 (vec_set<VF2_512_256:mode>_0): Ditto.
6742 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
6743 (*vec_concatv2si): Remove alternative 2.
6744 (*vec_concatv4si_0): Use vm constraint for alternative 0.
6745 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
6746 (vec_concatv2di): Split alternatives 4,5,6 to ...
6747 (*vec_concatv2di_0) ... new pattern.
6749 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
6752 * config/arm/arm.c (ldm_stm_operation_p) Set
6753 addr_reg_in_reglist correctly for first register.
6754 (load_multiple_sequence): Remove dead base check.
6755 (gen_ldm_seq): Correctly set write_back for Thumb-1.
6757 2019-02-13 Tamar Christina <tamar.christina@arm.com>
6760 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
6761 Expose as @aarch64_pred_mov.
6762 * config/aarch64/aarch64.c (aarch64_classify_address):
6763 Use expand_insn which legitimizes operands.
6765 2019-02-13 Martin Liska <mliska@suse.cz>
6767 * builtins.h (expand_builtin_with_bounds): Remove declaration.
6768 * calls.c (struct arg_data): Remove special_slot, pointer_arg
6769 and pointer_offset fields.
6770 (initialize_argument_information): Remove usage of dead
6772 * cgraph.h (struct cgraph_thunk_info): Remove
6773 add_pointer_bounds_args.
6774 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
6776 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
6778 * config/i386/i386.c (ix86_function_arg_advance): Remove
6780 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
6781 (def_builtin): Remove usage of dead
6783 (ix86_add_new_builtins): Likewise.
6784 * ipa-fnsummary.c (compute_fn_summary): Likewise.
6785 * ipa-icf.c (sem_function::equals_wpa): Likewise.
6786 (sem_function::init): Likewise.
6787 (sem_variable::merge): Likewise.
6788 * ipa-visibility.c (function_and_variable_visibility): Likewise.
6789 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
6790 * lto-cgraph.c (lto_output_node): Likewise.
6791 (lto_output_varpool_node): Likewise.
6792 (input_node): Likewise.
6793 (input_varpool_node): Likewise.
6794 * lto-streamer-out.c (lto_output): Likewise.
6795 * tree-inline.c (expand_call_inline): Remove usage of
6797 * tree-inline.h (struct copy_body_data): Likewise.
6798 * varpool.c (varpool_node::dump): Likewise.
6800 2019-02-13 Jakub Jelinek <jakub@redhat.com>
6803 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
6804 into pt->vars_contains_escaped_heap instead of setting
6805 pt->vars_contains_escaped_heap to it.
6808 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
6809 INTVAL (size), compare it to GET_MODE_MASK instead of
6810 1 << GET_MODE_BITSIZE.
6813 * config/i386/predicates.md (x86_64_immediate_operand): Allow
6814 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
6817 2019-02-13 Martin Liska <mliska@suse.cz>
6820 * cfgrtl.c (remove_barriers_from_footer): New function.
6821 (try_redirect_by_replacing_jump): Use it.
6822 (cfg_layout_redirect_edge_and_branch): Likewise.
6824 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
6826 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
6827 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
6828 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
6829 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
6830 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
6831 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
6833 * config/rs6000/rs6000.c (builtin_function_type)
6834 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
6835 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
6836 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
6837 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
6838 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
6840 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
6842 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
6843 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
6845 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
6848 * config/i386/i386.md (*movoi_internal_avx): Revert revision
6849 268678 and revision 268657.
6850 (*movti_internal): Likewise.
6852 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
6855 * config/s390/s390.c (s390_decompose_address): Update comment.
6856 (s390_check_qrst_address): Reject invalid address forms after
6859 2019-02-12 Martin Liska <mliska@suse.cz>
6862 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
6863 we need default values of funct_state for a function that
6866 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
6868 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
6869 the object to pick the size of stores on strict-alignment platforms.
6871 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
6872 (*movdi_insn_sp32): Likewise.
6873 (*movdi_insn_sp64): Likewise.
6875 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
6878 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
6879 types that needs constructiong.
6880 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
6882 2019-02-12 Richard Biener <rguenther@suse.de>
6884 PR tree-optimization/89253
6885 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
6888 2019-02-11 David Malcolm <dmalcolm@redhat.com>
6891 * input.c (selftest::test_line_offset_overflow): New selftest.
6892 (selftest::input_c_tests): Call it.
6894 2019-02-11 Martin Sebor <msebor@redhat.com>
6896 PR tree-optimization/88771
6897 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
6898 when -Wstringop-overflow is set.
6899 (builtin_memref::builtin_memref): Adjust excessive upper bound
6900 only when lower bound is not excessive.
6901 (maybe_diag_overlap): Detect and diagnose excessive bounds via
6902 -Wstringop-ovefflow.
6903 (maybe_diag_offset_bounds): Rename...
6904 (maybe_diag_access_bounds): ...to this.
6905 (check_bounds_or_overlap): Adjust for name change above.
6907 2019-02-11 Martin Sebor <msebor@redhat.com>
6910 * builtins.c (max_object_size): Move from here...
6911 * builtins.h (max_object_size): ...and here...
6912 * tree.c (max_object_size): ...to here...
6913 * tree.h (max_object_size): ...and here.
6915 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
6917 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
6918 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
6919 for correct semantics.
6921 2019-02-11 Alan Modra <amodra@gmail.com>
6923 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
6924 -mlongcall and -mpltseq.
6925 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
6926 (RS/6000 and PowerPC Options <-mpltseq>): Document.
6927 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
6928 * config/rs6000/sysv4.opt (mpltseq): New option.
6929 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
6930 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
6931 support is lacking. Don't allow -mpltseq with -mbss-plt.
6932 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
6933 -mpltseq given for ELFv1.
6934 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
6935 Only use UNSPEC_PLTSEQ for inline PLT calls.
6936 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
6937 use UNSPEC_PLTSEQ for inline PLT calls.
6938 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
6939 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
6940 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
6941 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
6942 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
6943 (pltseq_mtctr_<mode>): Likewise.
6945 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6947 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
6949 * configure: Regenerate.
6951 2019-02-11 Jakub Jelinek <jakub@redhat.com>
6954 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
6957 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
6959 * function.c (assign_parm_setup_block): Use the stored
6960 size, not the passed size, when allocating stack-space,
6961 also for a parameter with alignment larger than
6962 MAX_SUPPORTED_STACK_ALIGNMENT.
6964 2019-02-11 Martin Liska <mliska@suse.cz>
6967 * ipa-cp.c (build_toporder_info): Remove usage of a param.
6968 * ipa-inline.c (inline_small_functions): Likewise.
6969 * ipa-pure-const.c (propagate_pure_const): Likewise.
6970 (propagate_nothrow): Likewise.
6971 * ipa-reference.c (propagate): Likewise.
6972 * ipa-utils.c (struct searchc_env): Remove unused field.
6973 (searchc): Always search across AVAIL_INTERPOSABLE.
6974 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
6975 the only called IPA pure const can properly not propagate
6976 across interposable boundary.
6977 * ipa-utils.h (ipa_reduced_postorder): Remove param.
6979 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
6981 * config/nds32/nds32.md (call_internal, call_value_internal,
6982 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
6984 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
6986 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
6989 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
6991 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
6994 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
6996 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
6998 2019-02-10 Jakub Jelinek <jakub@redhat.com>
7000 PR tree-optimization/89268
7001 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
7002 if preds is non-NULL.
7004 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7007 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
7010 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7012 * config/nds32/nds32.md (trap): New pattern.
7014 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7016 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
7019 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7021 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
7024 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7026 * ipa-visibility.c (localize_node): Also do not localize
7027 LDPR_PREVAILING_DEF_IRONLY_EXP.
7029 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7032 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
7033 instead of type_with_linkage.
7035 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7038 * params.def (uninlined-function-insns, uninlined-function-time,
7039 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
7040 bound so we don't get overflows.
7042 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
7044 * config/rs6000/rs6000-string.c (expand_compare_loop,
7045 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
7048 2019-02-09 Jakub Jelinek <jakub@redhat.com>
7051 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7052 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
7053 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
7055 2019-02-09 Alan Modra <amodra@gmail.com>
7058 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
7059 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
7062 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
7065 * lra-constraints.c (process_alt_operands): Don't increase reject
7066 for memory when offset memory is required.
7068 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
7070 * config/s390/vector.md: Implement vector copysign.
7072 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7074 * expr.c (expand_constructor): Correct indentations.
7076 2019-02-08 Richard Biener <rguenther@suse.de>
7078 PR tree-optimization/89247
7079 * tree-if-conv.c: Include tree-cfgcleanup.h.
7080 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
7081 (tree_if_conversion): Pass through predicate vector.
7082 (pass_if_conversion::execute): Do CFG cleanup and SSA update
7083 inline, see if any if-converted loops we refrece in
7084 LOOP_VECTORIZED calls vanished and fixup.
7085 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
7087 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
7089 * config/s390/constraints.md (jdd): New constraint.
7091 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7094 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
7095 upper 16 vector registers without TARGET_AVX512VL.
7096 (*movti_internal): Likewise.
7098 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7100 PR rtl-optimization/89234
7101 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
7102 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
7103 (copy_reg_eh_region_note_backward): Likewise.
7105 2019-02-08 Richard Biener <rguenther@suse.de>
7108 * tree-data-ref.c (initialize_matrix_A): Fail if constant
7110 (analyze_subscript_affine_affine): Handle failure from
7111 initialize_matrix_A.
7113 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7115 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
7118 2019-02-07 David Malcolm <dmalcolm@redhat.com>
7120 PR tree-optimization/86637
7121 PR tree-optimization/89235
7122 * tree-vect-loop.c (optimize_mask_stores): Add an
7123 auto_purge_vect_location sentinel to ensure that vect_location is
7126 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
7127 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
7128 to ensure that vect_location is purged on exit.
7129 (pass_slp_vectorize::execute): Likewise, replacing the manual
7131 * tree-vectorizer.h (class auto_purge_vect_location): New class.
7133 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7135 * config/aarch64/iterators.md (max_opp): New code_attr.
7136 (USMAX): New code iterator.
7137 * config/aarch64/predicates.md (aarch64_smin): New predicate.
7138 (aarch64_smax): Likewise.
7139 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
7140 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
7143 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
7146 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
7147 for TARGET_AVX512VL.
7148 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
7150 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
7152 * config/s390/s390-builtin-types.def: Add new types.
7153 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
7154 (s390_vec_xlw4): Make the memory operand into a const pointer.
7155 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
7157 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
7158 a new vector type with the alignment of the scalar memory operand.
7160 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
7161 Jakub Jelinek <jakub@redhat.com>
7164 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
7165 arm_count_ldrdstrd_insns): New declarations.
7166 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
7168 (valid_operands_ldrd_strd): New function.
7169 (arm_count_ldrdstrd_insns): New function.
7170 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
7171 sets instead of single DImode set and define new insns to match this.
7173 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7175 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
7176 Make it a C initializer.
7178 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7181 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
7183 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7185 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
7186 Use neon_dot<q> for type.
7187 (neon_<sup>dot_lane<vsi2qi>): Likewise.
7189 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7191 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
7192 Use neon_dot<q> for type.
7193 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
7194 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
7196 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
7198 PR rtl-optimization/89225
7199 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
7202 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
7204 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
7205 after restoring registers saved to allocate the frame on Windows.
7207 2019-02-06 Richard Biener <rguenther@suse.de>
7209 PR tree-optimization/89182
7210 * graphite.h (cached_scalar_evolution_in_region): Declare.
7211 * graphite.c (struct seir_cache_key): New.
7212 (struct sese_scev_hash): Likewise.
7213 (seir_cache): New global.
7214 (cached_scalar_evolution_in_region): New function.
7215 (graphite_transform_loops): Allocate and release seir_cache.
7216 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
7217 cached_scalar_evolution_in_region.
7218 * graphite-scop-detection.c (scop_detection::can_represent_loop):
7220 (scop_detection::graphite_can_represent_expr: Use
7221 cached_scalar_evolution_in_region.
7222 (scop_detection::stmt_simple_for_scop_p): Likewise.
7223 (find_params_in_bb): Likewise.
7224 (gather_bbs::before_dom_children): Likewise.
7225 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
7226 (add_loop_constraints): Likewise.
7228 2019-02-06 Jakub Jelinek <jakub@redhat.com>
7231 * fold-const-call.c (fold_const_vec_convert): Pass true as last
7232 operand to new_unary_operation only if both element types are integral
7233 and it isn't a widening conversion. Return NULL_TREE if
7234 new_unary_operation failed.
7236 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
7239 * config/s390/s390.md: Remove load and test FP splitter.
7241 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7244 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
7245 expand_compare_loop, expand_block_compare_gpr,
7246 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
7247 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
7248 #include "profile-count.h" and "predict.h" for types and functions
7249 needed to work with REG_BR_PROB notes.
7251 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7254 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
7255 for the long branch case.
7257 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7260 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
7261 can throw, non-call exceptions are enabled and we can't delete
7262 dead exceptions or alter cfg. Set must_clean if
7263 delete_insn_and_edges returns true, don't set it blindly for calls.
7264 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
7266 PR rtl-optimization/89195
7267 * combine.c (make_extraction): For MEMs, don't extract bytes outside
7268 of the original MEM.
7270 2019-02-05 Martin Liska <mliska@suse.cz>
7272 PR gcov-profile/89000
7273 * gcov.c (function_summary): Remove argument.
7274 (file_summary): New function.
7275 (print_usage): Replace tabs with spaces.
7276 (generate_results): Use new function file_summary.
7278 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7281 * optabs.c (prepare_cmp_insn): Pass x and y to
7282 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
7284 2019-02-05 Richard Biener <rguenther@suse.de>
7287 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
7288 (struct bitmap_element): Drop chain_prev so we properly recurse on
7289 the prev member, supporting tree views.
7290 (struct bitmap_head): GTY skip the obstack member.
7292 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
7295 * doc/extend.texi (Vector Extensions): Add an example of using vector
7296 types together with x86 intrinsics.
7298 2019-02-04 Alan Modra <amodra@gmail.com>
7300 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
7301 str[] size to 160, and comment.
7303 2019-02-04 Alan Modra <amodra@gmail.com>
7305 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
7306 (rs6000_pltseq_template): Guard output of TLS markers with
7308 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
7309 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
7310 to use inline PLT sequences.
7311 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7312 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7313 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
7315 2019-02-04 Martin Liska <mliska@suse.cz>
7318 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
7319 out when ipa_fn_summaries does not contain entry for callee.
7321 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
7323 * config/sparc/sparc.h: Remove superfluous blank lines.
7324 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
7325 (got_register_rtx): ...this.
7326 (sparc_got): Adjust to above renaming.
7327 (sparc_tls_got): Likewise.
7328 (sparc_delegitimize_address): Likewise.
7329 (sparc_output_mi_thunk): Likewise.
7330 (sparc_init_pic_reg): Likewise.
7331 (save_local_or_in_reg_p): Fix test on the GOT register.
7332 (USE_HIDDEN_LINKONCE): Move around.
7333 (get_pc_thunk_name): Likewise.
7334 (gen_load_pcrel_sym): Likewise.
7335 (load_got_register): Likewise.
7337 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
7339 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
7340 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
7342 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7344 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
7347 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7349 * config.gcc (with_nds32_lib, glibc):
7350 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
7351 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
7352 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
7354 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
7357 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
7358 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
7359 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
7360 (*rcpsf2_sse): Ditto.
7361 (*rsqrtsf2_sse): Ditto.
7362 (sse4_1_round<mode<2): Ditto.
7364 2019-02-03 Richard Biener <rguenther@suse.de>
7367 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
7370 2019-02-02 Jakub Jelinek <jakub@redhat.com>
7373 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7374 Punt with warning on aggregate return or argument types. Ignore
7375 type/mode checking for uniform arguments.
7377 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7379 * combine.c (try_combine): Do not print "Can't combine" messages unless
7380 printing failed combination attempts.
7382 2019-02-01 Martin Jambor <mjambor@suse.cz>
7385 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
7386 segment and global segment variables before making them static.
7388 2019-02-01 Martin Jambor <mjambor@suse.cz>
7390 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
7391 missed optimization dump with dump_enabled_p.
7393 2019-02-01 Richard Biener <rguenther@suse.de>
7396 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
7397 the instantiate cache.
7398 (instantiate_scev_binary): Elide second operand procesing
7399 if equal to the first.
7400 * tree-chrec.c (chrec_contains_symbols): Add visited set.
7401 (chrec_contains_undetermined): Likewise.
7402 (tree_contains_chrecs): Likewise.
7404 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
7406 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
7408 2019-02-01 Jakub Jelinek <jakub@redhat.com>
7410 PR tree-optimization/89143
7411 * wide-int-range.h (wide_int_range_absu): Declare.
7412 * wide-int-range.cc (wide_int_range_absu): New function.
7413 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
7415 PR tree-optimization/88107
7416 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
7417 instead of assertion that eh_region_outermost is non-NULL, if it
7418 is NULL, set *ALL to true and return NULL.
7419 (move_sese_region_to_fn): Adjust caller, if all is set, call
7420 duplicate_eh_regions with NULL region.
7422 2019-02-01 Richard Biener <rguenth@suse.de>
7424 PR rtl-optimization/88593
7425 * mode-switching.c (optimize_mode_switching): Free dominators before
7426 calling cleanup_cfg.
7428 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
7430 PR tree-optimization/88932
7431 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
7433 2019-01-31 Jakub Jelinek <jakub@redhat.com>
7436 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
7437 bogus clang warning.
7439 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
7442 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
7443 alternative to avoid partial SSE register stall for TARGET_AVX.
7444 (truncdfsf2): Ditto.
7445 (sse4_1_round<mode>2): Ditto.
7447 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
7449 PR tree-optimization/89008
7450 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
7451 process anything of the form X * 0.
7453 2019-01-31 Richard Biener <rguenther@suse.de>
7455 PR tree-optimization/89135
7456 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
7457 with abnormal preds.
7459 2019-01-31 Jakub Jelinek <jakub@redhat.com>
7462 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
7463 always_inline callees into no_sanitize_address callers.
7465 2019-01-31 Richard Biener <rguenther@suse.de>
7467 PR rtl-optimization/89115
7468 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
7470 2019-01-30 Martin Sebor <msebor@redhat.com>
7473 * doc/extend.texi (cast to a union): Correct and expand.
7475 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
7477 PR rtl-optimization/87246
7478 * lra-constraints.c (simplify_operand_subreg): Reload memory
7479 in subreg if the address became invalid.
7481 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
7484 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
7485 Disable for little-endian.
7487 2019-01-30 Richard Biener <rguenther@suse.de>
7489 PR rtl-optimization/89115
7490 * opts.c (default_options_optimization): Reduce
7491 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
7492 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
7495 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
7497 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
7498 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
7499 type of vector element when vec_extract is implemented by direct
7502 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
7504 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
7506 2019-01-30 Richard Biener <rguenther@suse.de>
7508 PR tree-optimization/89111
7509 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
7510 canonicalization to appropriately sized access types.
7512 2019-01-30 Jakub Jelinek <jakub@redhat.com>
7515 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
7516 for arguments to functions that are TU-local and shouldn't be
7517 referenced by assembly.
7519 2019-01-30 Ulrich Drepper <drepper@redhat.com>
7521 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
7524 2019-01-29 Martin Sebor <msebor@redhat.com>
7527 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
7529 2019-01-29 Jakub Jelinek <jakub@redhat.com>
7533 * omp-simd-clone.c (simd_clone_clauses_extract)
7534 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
7535 OMP_CLAUSE_ALIGNED_ALIGNMENT.
7537 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
7539 * config.gcc: Force .init_array for ARC.
7541 2019-01-29 Richard Biener <rguenther@suse.de>
7544 * dwarf2out.c (collect_skeleton_dies): New helper.
7545 (copy_decls_for_unworthy_types): Call it.
7546 (build_abbrev_table): Assert we do not try to replace
7547 DW_AT_signature refs with local refs.
7549 2019-01-28 Jakub Jelinek <jakub@redhat.com>
7552 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
7553 for lastprivate/linear IV, push gimplify context around gimplify_assign
7554 and, if it needed any temporaries, pop it into a gimple bind around the
7557 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
7559 * common.opt (-Wattribute-alias): Remove "no-" from name.
7560 Make -Wattribute-alias command line option and
7561 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
7563 2019-01-28 Jakub Jelinek <jakub@redhat.com>
7566 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
7567 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
7569 (bmi2): Add missing @opindex.
7570 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
7571 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
7572 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
7573 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
7574 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
7575 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
7576 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
7577 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
7578 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
7579 xsavec, xsaveopt and xsaves options.
7581 2019-01-28 Richard Biener <rguenther@suse.de>
7584 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
7587 2019-01-28 Richard Biener <rguenther@suse.de>
7589 PR tree-optimization/88739
7590 * tree-cfg.c (verify_types_in_gimple_reference): Verify
7591 BIT_FIELD_REFs only are applied to mode-precision operands
7592 when they are integral.
7593 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
7594 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
7595 BIT_FIELD_REFs of non-mode-precision integral operands.
7597 2019-01-27 Jakub Jelinek <jakub@redhat.com>
7600 * config/i386/sse.md
7601 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
7602 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
7603 first constants in pairs are multiples of 2. Formatting fixes.
7604 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
7605 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
7606 first constants in each quadruple are multiples of 4. Formatting fixes.
7608 2019-01-26 Martin Jambor <mjambor@suse.cz>
7611 * tree-inline.c: Include tree-cfgcleanup.h.
7612 (delete_unreachable_blocks_update_callgraph): Move...
7613 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
7614 ...here, make externally visible, make second argument bool, adjust
7616 * tree-cfgcleanup.c: Include cgraph.h.
7617 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
7619 * ipa-prop.c: Include tree-cfgcleanup.h.
7620 (ipcp_transform_function): Call
7621 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
7623 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
7625 PR rtl-optimization/88846
7626 * ira.c (process_set_for_memref_referenced_p): New.
7627 (memref_referenced_p): Add new param. Use
7628 process_set_for_memref_referenced_p. Add new switch cases.
7629 (memref_used_between_p): Pass new arg to memref_referenced_p.
7631 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
7634 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
7635 argument ABI_BREAK. Set to true if the calculated alignment has
7636 changed in gcc-9. Check bit-fields for their base type alignment.
7637 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
7638 (aarch64_function_arg_boundary): Likewise.
7639 (aarch64_gimplify_va_arg_expr): Likewise.
7641 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
7644 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
7645 instead of accessing TREE_INT_CST_ELT directly.
7647 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
7649 * doc/sourcebuild.texi (Environment attributes): Add fenv and
7650 fenv_exceptions description.
7652 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
7654 PR rtl-optimization/87763
7655 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
7656 Allow SUBREG when matching CC_NZmode compare.
7658 2019-01-25 Richard Biener <rguenther@suse.de>
7660 PR tree-optimization/89049
7661 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
7662 Look at the pattern stmt to determine if the stmt is vectorized.
7664 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
7666 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
7667 (pred_mov<mode>): Handle all-register forms using both a new
7668 alternative and a split.
7670 2019-01-25 Richard Biener <rguenther@suse.de>
7672 PR tree-optimization/86865
7673 * graphite-scop-detection.c (scop_detection::can_represent_loop):
7674 Reject non-do-while loops.
7676 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
7678 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
7679 * config/rs6000/constraints.md (Q constraint): Use REG_P.
7680 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
7681 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
7682 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
7683 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7684 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
7685 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
7686 vlogical_operand, gpc_reg_operand, int_reg_operand,
7687 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
7688 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
7689 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
7690 (save_world_operation, restore_world_operation, lmw_operation,
7691 stmw_operation): Use MEM_P and REG_P.
7692 (tie_operand): Use MEM_P.
7693 (vrsave_operation, crsave_operation): Use REG_P.
7694 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
7695 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
7696 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
7697 (call_operand): Use HARD_REGISTER_P.
7698 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
7700 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
7701 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
7702 quad_aligned_load_p, replace_swapped_aligned_store,
7703 recombine_lvx_pattern, replace_swapped_aligned_load,
7704 recombine_stvx_pattern): Use MEM_P.
7705 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
7706 Use MEM_P and SYMBOL_REF_P.
7707 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
7708 (insn_is_swappable_p): Use REG_P and MEM_P.
7709 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
7710 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
7712 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
7714 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
7716 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
7717 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
7718 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
7719 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
7721 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
7722 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
7723 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
7724 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
7725 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
7726 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
7727 rs6000_split_logical_di): Use CONST_INT_P.
7728 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
7729 REG_P and SYMBOL_REF_P.
7730 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
7731 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
7732 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
7733 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
7734 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
7735 (small_data_operand, print_operand_address): Use CONST_INT_P and
7737 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
7738 (rs6000_init_hard_regno_mode_ok, direct_move_p):
7739 Use HARD_REGISTER_NUM_P.
7740 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
7741 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
7742 SUBREG_P and SYMBOL_REF_P.
7743 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
7744 and HARD_REGISTER_NUM_P.
7745 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
7747 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
7748 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
7750 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
7751 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
7752 find_addr_reg): Use REG_P.
7753 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
7754 (rs6000_emit_le_vsx_move): Use SUBREG_P.
7755 (offsettable_ok_by_alignment, constant_pool_expr_p,
7756 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
7757 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
7758 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
7759 rs6000_assemble_integer, create_TOC_reference,
7760 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
7761 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
7762 (rs6000_split_vec_extract_var): Use reg_or_subregno.
7763 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
7764 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
7765 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7766 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7767 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
7768 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
7769 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
7770 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
7771 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
7772 and cbranch<mode>4): Use CONST_INT_P.
7773 (multiple define_splits): Use REG_P and SUBREG_P.
7774 (define_expands call, call_value): Use MEM_P.
7775 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
7776 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
7777 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
7778 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
7779 and HARD_REGISTER_NUM_P.
7780 (multiple define_splits): Use HARD_REGISTER_NUM_P.
7782 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
7784 PR rtl-optimization/88948
7785 * rtl.h (prepare_copy_insn): New prototype.
7786 * gcse.c (prepare_copy_insn): New function, split out from
7787 process_insert_insn.
7788 (process_insert_insn): Use prepare_copy_insn.
7789 * store-motion.c (replace_store_insn): Use prepare_copy_insn
7790 instead of gen_move_insn.
7792 2019-01-24 Jakub Jelinek <jakub@redhat.com>
7795 * config/i386/i386.c (ix86_pic_register_p): Return true for
7798 PR tree-optimization/88964
7799 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
7800 punt if HONOR_SNANS (chrec).
7803 * tree-nested.c (convert_nonlocal_reference_stmt,
7804 convert_local_reference_stmt, convert_tramp_reference_stmt,
7805 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
7806 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
7809 PR tree-optimization/89027
7810 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
7811 for "omp simd array" variables.
7813 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
7816 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
7817 force the alignment of m_val.
7819 2019-01-24 Richard Biener <rguenther@suse.de>
7822 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
7823 When in "legacy" debug mode make sure to reset self-origins.
7825 2019-01-24 Martin Liska <mliska@suse.cz>
7827 PR gcov-profile/88994
7828 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
7829 result will be always smaller or equal to the original.
7830 * gcov.c (mangle_name): Fix else branch where we should
7831 also copy to PTR and shift the pointer.
7833 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7835 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
7836 * vr-values.c (find_case_label_ranges): Fix a comment typo.
7838 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
7840 * common/config/i386/i386-common.c
7841 (OPTION_MASK_ISA_ENQCMD_SET,
7842 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
7843 (ix86_handle_option): Handle -menqcmd.
7844 * config.gcc (enqcmdintrin.h): New header file.
7845 * config/i386/cpuid.h (bit_ENQCMD): New bit.
7846 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
7848 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
7850 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
7851 __builtin_ia32_enqcmds): New builtins.
7852 * config/i386/i386-c.c (__ENQCMD__): New macro.
7853 * config/i386/i386-option.c (ix86_target_string): Add
7855 (ix86_valid_target_attribute_inner_p): Likewise.
7856 * config/i386/i386-expand.c
7857 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
7858 IX86_BUILTIN_ENQCMDS.
7859 * config/i386/i386.h (TARGET_ENQCMD): New.
7860 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
7861 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
7862 (movdir64b_<mode>): Parameterize to enable share expansion code
7863 with ENQCMD in function ix86_expand_builtin.
7864 * config/i386/i386.opt: Add -menqcmd.
7865 * config/i386/immintrin.h: Include enqcmdintrin.h.
7866 * config/i386/enqcmdintrin.h: New intrinsic file.
7867 * doc/invoke.texi: Add -menqcmd.
7869 2019-01-23 Bin Cheng <bin.cheng@arm.com>
7870 Steve Ellcey <sellcey@marvell.com>
7873 * recog.c (address_operand): Return false on wrong mode for address.
7874 (constrain_operands): Check for mode with 'p' constraint.
7876 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
7879 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
7880 Disparage MMX alternative.
7881 (sse2_cvtpd2pi): Ditto.
7882 (sse2_cvttpd2pi): Ditto.
7884 2019-01-23 David Malcolm <dmalcolm@redhat.com>
7887 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
7888 use-after-free of the result of
7889 aarch64_get_extension_string_for_isa_flags.
7891 2019-01-23 Jakub Jelinek <jakub@redhat.com>
7894 * doc/extend.texi: Document break and continue behavior in
7895 statement expressions.
7897 2019-01-23 Richard Biener <rguenther@suse.de>
7899 PR tree-optimization/89008
7900 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
7901 not leave another stray operand.
7903 2019-01-23 Jakub Jelinek <jakub@redhat.com>
7905 * BASE-VER: Bump to 9.0.1.
7907 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
7909 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
7910 thunk that returns by reference, use the type of the return object
7911 of the thunk instead of that of the alias to build the dereference.
7913 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
7915 * config/arc/atomic.md: Add operand to DMB instruction.
7917 2019-01-23 Jakub Jelinek <jakub@redhat.com>
7919 PR tree-optimization/88964
7920 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
7921 build_zero_cst instead of build_int_cst. Return false for loop
7922 invariants which honor signed zeros.
7924 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
7926 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
7928 2019-01-22 Jakub Jelinek <jakub@redhat.com>
7931 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
7932 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
7933 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
7936 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
7937 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
7940 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
7941 Disable for little endian.
7943 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
7946 * config/arm/arm.c (arm_needs_double_word_align): Check
7947 DECL_BIT_FIELD_TYPE.
7949 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
7950 H.J. Lu <hongjiu.lu@intel.com>
7953 * config/i386/i386-builtin.def: Add mask2 to all builtin
7954 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
7956 * config/i386/i386.c (BDESC): Add mask2 to the definition.
7957 (BDESC_FIRST): Likewise.
7958 (define_builtin): Add an argument for mask2. Updated to handle
7959 both ix86_isa_flags and ix86_isa_flags2.
7960 (define_builtin_const): Likewise.
7961 (define_builtin_pure): Likewise.
7962 (define_builtin2): Deleted.
7963 (define_builtin_const2): Likewise.
7964 (builtin_description): Add a member, mask2.
7965 (bdesc_*): Add mask2 to builtin initializations.
7966 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
7967 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
7969 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
7971 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
7974 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
7977 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
7980 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
7981 alignment is dominated by a bitfield with 64-bit aligned base type.
7982 (arm_function_arg): Emit a warning if the alignment has changed since
7983 earlier GCC releases.
7984 (arm_function_arg_boundary): Likewise.
7985 (arm_setup_incoming_varargs): Likewise.
7987 2019-01-22 Richard Biener <rguenther@suse.de>
7989 PR tree-optimization/88862
7990 * graphite-scop-detection.c
7991 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
7993 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
7995 * doc/extend.tex (AMD GCN Function Attributes): New section.
7996 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
7997 * doc/invoke.texi (AMD GCN Options): New section.
7998 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
8000 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
8002 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
8003 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
8005 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8007 PR tree-optimization/88044
8008 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
8009 is false in the first iteration, but !every_iteration, return false
8010 instead of true with niter->niter zero.
8012 PR rtl-optimization/88904
8013 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
8014 any nonequal registers before processing BB_END (b).
8017 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
8019 (expand_binop_directly, expand_doubleword_clz,
8020 expand_doubleword_popcount, expand_ctz, expand_ffs,
8021 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
8023 PR rtl-optimization/49429
8025 PR rtl-optimization/86334
8027 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
8028 addressable from here...
8029 (emit_block_op_via_libcall): ... to here.
8031 2019-01-22 Richard Biener <rguenther@suse.de>
8033 * tree-vect-loop.c (vect_analyze_loop_operations): Use
8034 auto_vec for cost vector to fix memleak.
8035 (vectorize_fold_left_reduction): Properly gather SLP defs.
8036 (vectorizable_comparison): Do not swap operands to properly
8039 2019-01-22 Alan Modra <amodra@gmail.com>
8042 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
8043 stays a reg. Allow a const_int.
8044 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
8045 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
8046 (IS_NOMARK_TLSGETADDR): Define.
8047 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
8048 (rs6000_output_tlsargs): New function.
8049 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
8050 __tls_get_addr call takes an arg.
8051 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
8052 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
8054 (call_value_nonlocal_sysv): ..or here, delete split.
8055 (tls_gdld_nomark): Delete.
8056 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
8057 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
8058 (call_value_nonlocal_sysv): Likewise.
8059 (call_value_nonlocal_sysv_secure): Likewise.
8060 (call_value_nonlocal_aix): Likewise.
8061 (call_value_indirect_aix): Likewise.
8062 (call_value_indirect_elfv2): Likewise.
8063 (call_value_local32, call_value_local64): Disable for no-mark tls.
8064 (call_value_local_aix): Likewise.
8066 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
8069 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
8070 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
8072 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
8074 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
8075 string contents as hash_map keys.
8077 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8080 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
8081 for rvalue context. Handle rvalues correctly. Use min_align_of_type
8082 instead of TYPE_ALIGN.
8083 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
8084 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
8085 pointer from TYPE_STUB_DECL.
8087 2019-01-21 Richard Biener <rguenther@suse.de>
8089 PR tree-optimization/88934
8090 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
8091 at the possibly non-constant operand.
8092 (vect_get_constant_vectors): Adjust.
8094 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
8097 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
8098 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
8099 instead of _X86INTRIN_H_INCLUDED.
8100 * onfig/i386/clwbintrin.h: Likewise.
8101 * config/i386/pkuintrin.h: Likewise.
8102 * config/i386/prfchwintrin.h: Likewise.
8103 * config/i386/rdseedintrin.h: Likewise.
8104 * config/i386/wbnoinvdintrin.h: Likewise.
8105 * config/i386/xsavecintrin.h: Likewise.
8106 * config/i386/xsavesintrin.h: Likewise.
8107 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
8108 * config/i386/xsaveintrin.h: Likewise.
8109 * config/i386/xsaveoptintrin.h: Likewise.
8110 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
8111 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
8112 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
8113 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
8114 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
8115 * config/i386/immintrin.h: Here.
8117 2019-01-20 Martin Jambor <mjambor@suse.cz>
8120 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
8121 with aa_walk_budget.
8122 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
8123 aa_walk_budget_p parameter.
8124 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
8125 walk. Updated all callers.
8126 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
8127 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
8129 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
8130 parameter info. Extract info from fbi. Pass fbi to recursive calls
8131 and to unmodified_parm.
8132 (phi_result_unknown_predicate): New parameter fbi, removed parameter
8133 info, updated call to will_be_nonconstant_expr_predicate.
8134 (param_change_prob): New parameter fbi, limit AA walking.
8135 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
8136 calls to various above functions.
8137 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
8138 parameter. Use it to limit AA walking.
8139 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
8141 (detect_type_change): New parameter fbi, pass it on to
8142 detect_type_change_from_memory_writes.
8143 (detect_type_change_ssa): Likewise.
8144 (aa_overwalked): Removed.
8145 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
8146 accordingly, adjust to the neew AA limiting scheme.
8147 (parm_ref_data_preserved_p): Likewise.
8148 (ipa_compute_jump_functions_for_edge): Adjust call to
8150 (ipa_analyze_call_uses): Likewise.
8151 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
8152 (ipa_analyze_node): Initialize aa_walk_budget.
8153 (ipcp_transform_function): Likewise.
8154 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
8155 to get_dynamic_type.
8157 2019-01-19 Jakub Jelinek <jakub@redhat.com>
8159 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
8160 outside of #if CHECKING_P code.
8162 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
8164 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
8165 New function, split out from...
8166 (loop_versioning::analyze_stride): ...here.
8167 (loop_versioning::find_per_loop_multiplication): Use gassign.
8168 (loop_versioning::analyze_term_using_scevs): Return a success code.
8169 (loop_versioning::analyze_arbitrary_term): New function.
8170 (loop_versioning::analyze_address_fragment): Use
8171 analyze_arbitrary_term if all else fails.
8173 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
8176 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
8179 2019-01-18 Richard Biener <rguenther@suse.de>
8181 PR tree-optimization/88903
8182 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
8183 scalar stmts a SLP shift amount is composed of when detecting
8186 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
8189 * config/arm/arm-cpus.in (mp): New feature.
8191 (fgroup ARMv7ve): Add mp and sec features.
8192 (arch armv7-a): Add options to allow mp and sec extensions.
8193 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
8194 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
8195 extenstions to the base architecture.
8196 (cpu cortex-a8): Add sec extension to the base architecture.
8197 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
8198 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
8199 variants down to the base v7-a varaint.
8200 * config/arm/t-multilib (v7_a_arch_variants): New variable.
8201 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
8202 of permitted extensions for -march=armv7-a and for
8203 -mcpu=generic-armv7-a.
8205 2019-01-18 Martin Liska <mliska@suse.cz>
8207 * params.def: Fix comment.
8208 * tree-profile.c (gimple_init_gcov_profiler): Bump function
8210 (gimple_gen_ic_func_profiler): Likewise.
8212 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8214 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
8215 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
8216 and put in error checks for stack protector guard options.
8217 (aarch64_stack_protect_guard): New.
8218 (TARGET_STACK_PROTECT_GUARD): Define.
8219 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
8220 (reg_stack_protect_address<mode>): New.
8221 (stack_protect_set): Adjust for SSP_GLOBAL.
8222 (stack_protect_test): Likewise.
8223 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
8224 (-mstack-protector-guard): Likewise.
8225 (-mstack-protector-guard-offset): Likewise.
8227 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8229 PR tree-optimization/86214
8230 * tree-inline.h (struct copy_body_data): Add
8231 add_clobbers_to_eh_landing_pads member.
8232 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
8233 (copy_edges_for_bb): Call it if EH edge destination is <
8234 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
8235 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
8236 if flag_stack_reuse != SR_NONE and clear it afterwards.
8238 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
8241 * doc/install.texi (with-multilib-list): Document for aarch64.
8243 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8246 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
8247 (("..."))) with ("...").
8249 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
8251 * doc/extend.texi (Built-in Functions for Memory Model Aware
8252 Atomic Operations): Document atomic fetch and nand.
8254 2019-01-18 Martin Liska <mliska@suse.cz>
8255 Richard Biener <rguenther@suse.de>
8258 * cgraph.h (create_version_clone_with_body): Add new argument
8260 * cgraphclones.c (cgraph_node::create_version_clone): Add
8261 DECL_ATTRIBUTES to a newly created decl. And call
8262 valid_attribute_p so that proper cl_target_optimization_node
8263 is set for the newly created declaration.
8264 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
8266 (expand_target_clones): Do not call valid_attribute_p, it must
8268 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
8271 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8274 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
8275 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
8276 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
8278 2019-01-17 Martin Sebor <msebor@redhat.com>
8281 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
8282 Handle anti-ranges the same as no range at all.
8284 2018-01-17 Steve Ellcey <sellcey@cavium.com>
8286 * config/aarch64/aarch64.c (cgraph.h): New include.
8287 (intl.h): New include.
8288 (supported_simd_type): New function.
8289 (currently_supported_simd_type): Ditto.
8290 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
8291 (aarch64_simd_clone_adjust): Ditto.
8292 (aarch64_simd_clone_usable): Ditto.
8293 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
8294 (TARGET_SIMD_CLONE_ADJUST): Ditto.
8295 (TARGET_SIMD_CLONE_USABLE): Ditto.
8296 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
8297 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
8300 2019-01-17 Martin Sebor <msebor@redhat.com>
8302 PR tree-optimization/88800
8303 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
8304 NO_WARNING bit here. Avoid folding out-of-bounds calls.
8305 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
8306 redundant argument. Add new argument and issue diagnostics under
8307 its control. Detect out-of-bounds access even with warnings
8309 (check_bounds_or_overlap): Change return type. Add argument.
8310 (wrestrict_dom_walker::check_call): Adjust.
8311 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
8312 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
8313 check_bounds_or_overlap's return value.
8314 (handle_builtin_stxncpy): Same.
8315 (handle_builtin_strcat): Same.
8317 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8318 Kwok Cheung Yeung <kcy@codesourcery.com>
8319 Julian Brown <julian@codesourcery.com>
8320 Tom de Vries <tom@codesourcery.com>
8322 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
8324 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8326 * doc/sourcebuild.texi: Document dg-require-effective-target
8327 llvm_binutils and offload_gcn.
8329 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8330 Kwok Cheung Yeung <kcy@codesourcery.com>
8331 Julian Brown <julian@codesourcery.com>
8332 Tom de Vries <tom@codesourcery.com>
8334 * doc/sourcebuild.texi: Document dg-required-effective-target
8337 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8338 Kwok Cheung Yeung <kcy@codesourcery.com>
8339 Julian Brown <julian@codesourcery.com>
8340 Tom de Vries <tom@codesourcery.com>
8341 Jan Hubicka <hubicka@ucw.cz>
8342 Martin Jambor <mjambor@suse.cz>
8344 * config.gcc: Add amdgcn*-*-amdhsa configuration.
8345 * configure.ac: Check for dlopen.
8346 * configure: Regenerate.
8348 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8349 Kwok Cheung Yeung <kcy@codesourcery.com>
8350 Julian Brown <julian@codesourcery.com>
8351 Tom de Vries <tom@codesourcery.com>
8352 Jan Hubicka <hubicka@ucw.cz>
8353 Martin Jambor <mjambor@suse.cz>
8355 * common/config/gcn/gcn-common.c: New file.
8356 * config/gcn/driver-gcn.c: New file.
8357 * config/gcn/gcn-builtins.def: New file.
8358 * config/gcn/gcn-hsa.h: New file.
8359 * config/gcn/gcn-modes.def: New file.
8360 * config/gcn/gcn-opts.h: New file.
8361 * config/gcn/gcn-passes.def: New file.
8362 * config/gcn/gcn-protos.h: New file.
8363 * config/gcn/gcn-run.c: New file.
8364 * config/gcn/gcn-tree.c: New file.
8365 * config/gcn/gcn.c: New file.
8366 * config/gcn/gcn.h: New file.
8367 * config/gcn/gcn.opt: New file.
8368 * config/gcn/t-gcn-hsa: New file.
8370 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8371 Kwok Cheung Yeung <kcy@codesourcery.com>
8372 Julian Brown <julian@codesourcery.com>
8373 Tom de Vries <tom@codesourcery.com>
8374 Jan Hubicka <hubicka@ucw.cz>
8375 Martin Jambor <mjambor@suse.cz>
8377 * config/gcn/constraints.md: New file.
8378 * config/gcn/gcn-valu.md: New file.
8379 * config/gcn/gcn.md: New file.
8380 * config/gcn/predicates.md: New file.
8382 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
8384 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
8385 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
8386 (stmt_uses_0_or_null_in_undefined_way): Likewise.
8387 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
8389 2019-01-17 Tamar Christina <tamar.christina@arm.com>
8392 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
8393 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
8394 it and document registers.
8396 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8398 * config/aarch64/aarch64.c (ares_tunings): Define.
8399 * config/aarch64/aarch64-cores.def (ares): Use the above.
8401 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8405 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
8407 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
8408 (_mm512_fixupimm_round_pd): Update parameters and builtin.
8409 (_mm512_maskz_fixupimm_round_pd): Ditto.
8410 (_mm512_fixupimm_round_ps): Ditto.
8411 (_mm512_maskz_fixupimm_round_ps): Ditto.
8412 (_mm_fixupimm_round_sd): Ditto.
8413 (_mm_maskz_fixupimm_round_sd): Ditto.
8414 (_mm_fixupimm_round_ss): Ditto.
8415 (_mm_maskz_fixupimm_round_ss): Ditto.
8416 (_mm512_fixupimm_pd): Ditto.
8417 (_mm512_maskz_fixupimm_pd): Ditto.
8418 (_mm512_fixupimm_ps): Ditto.
8419 (_mm512_maskz_fixupimm_ps): Ditto.
8420 (_mm_fixupimm_sd): Ditto.
8421 (_mm_maskz_fixupimm_sd): Ditto.
8422 (_mm_fixupimm_ss): Ditto.
8423 (_mm_maskz_fixupimm_ss): Ditto.
8424 (_mm512_mask_fixupimm_round_pd): Update builtin.
8425 (_mm512_mask_fixupimm_round_ps): Ditto.
8426 (_mm_mask_fixupimm_round_sd): Ditto.
8427 (_mm_mask_fixupimm_round_ss): Ditto.
8428 (_mm512_mask_fixupimm_pd): Ditto.
8429 (_mm512_mask_fixupimm_ps): Ditto.
8430 (_mm_mask_fixupimm_sd): Ditto.
8431 (_mm_mask_fixupimm_ss): Ditto.
8432 * config/i386/avx512vlintrin.h:
8433 (_mm256_fixupimm_pd): Update parameters and builtin.
8434 (_mm256_maskz_fixupimm_pd): Ditto.
8435 (_mm256_fixupimm_ps): Ditto.
8436 (_mm256_maskz_fixupimm_ps): Ditto.
8437 (_mm_fixupimm_pd): Ditto.
8438 (_mm_maskz_fixupimm_pd): Ditto.
8439 (_mm_fixupimm_ps): Ditto.
8440 (_mm_maskz_fixupimm_ps): Ditto.
8441 (_mm256_mask_fixupimm_pd): Update builtin.
8442 (_mm256_mask_fixupimm_ps): Ditto.
8443 (_mm_mask_fixupimm_pd): Ditto.
8444 (_mm_mask_fixupimm_ps): Ditto.
8445 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
8446 * config/i386/i386-builtin.def: Update builtin definitions.
8447 * config/i386/i386.c: Handle new builtin types and remove useless ones.
8448 * config/i386/sse.md: Update VFIXUPIMM* patterns.
8449 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8450 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8451 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
8452 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8453 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8454 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
8455 * config/i386/subst.md:
8456 (round_saeonly_sd_mask_operand4): Add new subst_attr.
8457 (round_saeonly_sd_mask_op4): Ditto.
8458 (round_saeonly_expand_operand5): Ditto.
8459 (round_saeonly_expand): Update.
8461 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8465 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
8467 * config/i386/sse.md: Combine VFIXUPIMM* patterns
8468 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8469 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8470 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
8471 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8472 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8473 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
8475 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8479 2018-12-15 Jakub Jelinek <jakub@redhat.com>
8482 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
8483 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
8484 instead of UNSPEC_FIXUPIMM.
8486 2019-01-17 Richard Biener <rguenther@suse.de>
8489 * dwarf2out.c (want_pubnames): Never generate pubnames sections
8490 and friends for the LTO part of debug info.
8492 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8494 PR tree-optimization/86214
8495 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
8498 PR rtl-optimization/88870
8499 * dce.c (deletable_insn_p): Never delete const/pure calls that can
8500 throw if we can't alter the cfg or delete dead exceptions.
8501 (mark_insn): Don't call find_call_stack_args for such calls.
8503 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
8505 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
8506 prototypes for vec_st.
8507 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
8508 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
8509 mainly on signed/unsigned long long and double.
8511 2019-01-16 David Malcolm <dmalcolm@redhat.com>
8514 * combine.c (delete_noop_moves): Convert to "bool" return,
8515 returning true if any edges are eliminated.
8516 (combine_instructions): Also return true if delete_noop_moves
8519 2019-01-16 Tamar Christina <tamar.christina@arm.com>
8521 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
8522 correct max nunits for endian swap.
8523 (aarch64_expand_fcmla_builtin): Correct subreg code.
8524 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
8525 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
8528 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
8530 * config/alpha/alpha.c (alpha_gimplify_va_arg):
8531 Handle split indirect COMPLEX_TYPE arguments.
8533 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
8536 * config/aarch64/aarch64-modes.def: Add comment about how the carry
8537 bit is set by add and compare.
8538 (CC_ADC): New CC_MODE.
8539 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
8540 to cache the code and mode of X. Adjust the shape of a CC_Cmode
8541 comparison. Add detection for CC_ADCmode.
8542 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
8544 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
8545 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
8546 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
8547 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
8548 to eliminate the need for zero-extending the operands.
8549 (add<mode>3_compareC_imm): Delete. Merge into ...
8550 (add<mode>3_compareC): ... this. Restructure the comparison to
8551 eliminate the need for zero-extending the operands.
8552 (add<mode>3_carryin): Use LTU for the overflow detection.
8553 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
8554 Reexpress comparison for overflow.
8555 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
8556 (add<mode>3_carryinC): Likewise.
8557 (add<mode>3_carryinV): Use LTU for carry between partials.
8558 * config/aarch64/predicates.md (aarch64_carry_operation): Update
8559 handling of CC_Cmode and add CC_ADCmode.
8560 (aarch64_borrow_operation): Likewise.
8562 2019-01-16 Tamar Christina <tamar.christina@arm.com>
8564 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
8565 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
8566 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
8567 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
8569 2019-01-16 Martin Liska <mliska@suse.cz>
8571 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
8573 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
8575 * gcc.c (add_sysrooted_hdrs_prefix): New function.
8576 (path_prefix_reset): Move up in the source file.
8577 (find_fortran_preinclude_file): Make complex search for the
8578 fortran header files.
8580 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
8582 * godump.c (go_output_typedef): When outputting a typedef, refer
8583 to the underlying type by its name and not its structure.
8585 2019-01-15 David Malcolm <dmalcolm@redhat.com>
8588 * tree.c (build_function_type): Assert that arg_types is not
8591 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
8594 * doc/extend.texi: Document that listing the stack pointer in the
8595 clobber list of an asm is a deprecated feature.
8596 * common.opt (Wdeprecated): Moved from c-family/c.opt.
8597 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
8598 warning instead of an error for clobbers of the stack pointer.
8599 Add a note explaining why.
8601 2019-01-15 Richard Biener <rguenther@suse.de>
8604 * dwarf2out.c (gen_member_die): Do not generate inheritance
8607 2019-01-15 Richard Biener <rguenther@suse.de>
8609 PR tree-optimization/88855
8610 * tree-if-conv.c (combine_blocks): Collect
8611 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
8613 2019-01-15 Tom de Vries <tdevries@suse.de>
8616 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
8617 lhs == NULL_TREE for gang-level reduction.
8619 2019-01-15 Richard Biener <rguenther@suse.de>
8620 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8623 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
8624 return true if SSA_NAME is already marked in visited bitmap.
8625 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
8627 2019-01-15 Jakub Jelinek <jakub@redhat.com>
8629 PR tree-optimization/88775
8630 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
8631 equal == 0 equality pointer comparisons some more if compared in
8632 integral types and either one points to an automatic var and the
8633 other to a global, or we can prove at least one points to the middle
8634 or both point to start or both point to end.
8636 2019-01-14 Andi Kleen <ak@linux.intel.com>
8638 * Makefile.in: Lower autofdo sampling rate by 10x.
8639 * Makefile.tpl: Dito.
8641 2019-01-14 Tom Honermann <tom@honermann.net>
8643 * defaults.h: Define CHAR8_TYPE.
8645 2019-01-14 Martin Sebor <msebor@redhat.com>
8648 * doc/extend.texi (Darwin Format Checks): Clarify.
8650 2019-01-14 Richard Biener <rguenther@suse.de>
8652 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
8653 whether we are in (simplify ...) or (match ...) context.
8655 2019-01-14 Jakub Jelinek <jakub@redhat.com>
8657 PR rtl-optimization/88796
8658 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
8659 * cfgexpand.c (stack_protect_prologue): Initialize
8660 crtl->stack_protect_guard_decl.
8661 * function.c (stack_protect_epilogue): Use it instead of calling
8662 targetm.stack_protect_guard again.
8663 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
8664 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
8665 crtl->stack_protect_guard_decl.
8666 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
8667 on the returned MEM_EXPR.
8669 2019-01-12 Tom de Vries <tdevries@suse.de>
8671 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
8672 vector length using -fopenacc-dim.
8674 2019-01-12 Tom de Vries <tdevries@suse.de>
8676 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
8677 lengths into account.
8679 2019-01-12 Svante Signell <svante.signell@gmail.com>
8681 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
8682 (TARGET_CAN_SPLIT_STACK): Define.
8683 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
8685 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
8687 * params.def (inline-unit-growth): Set to 40.
8689 2019-01-12 Jakub Jelinek <jakub@redhat.com>
8691 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
8693 2019-01-12 Tom de Vries <tdevries@suse.de>
8695 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
8696 region calling vector-partitionable routine, set default_vector_length
8699 2019-01-12 Tom de Vries <tdevries@suse.de>
8701 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
8702 variable default_vector_length.
8704 2019-01-12 Tom de Vries <tdevries@suse.de>
8707 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
8708 from oacc_default_dims, as oacc_validate_dims would do it, and apply
8711 2019-01-12 Tom de Vries <tdevries@suse.de>
8713 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
8714 (nvptx_goacc_validate_dims): Add used parameter.
8715 * doc/tm.texi: Regenerate.
8716 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
8717 argument to call to targetm.goacc.validate_dims.
8718 (default_goacc_validate_dims): Add used
8720 * target.def (validate_dims): Add used parameter in DEFHOOK.
8721 * targhooks.h (default_goacc_validate_dims): Add used parameter.
8723 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8727 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
8729 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
8730 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
8731 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
8732 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
8734 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
8736 PR rtl-optimization/87305
8738 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
8739 for little endian pseudos used as paradoxical subreg.
8741 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8743 PR tree-optimization/88693
8744 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
8745 for STRING_CSTs that don't contain any NUL characters in the first
8746 TREE_STRING_LENGTH bytes.
8748 2019-01-11 Alan Modra <amodra@gmail.com>
8752 * genattrtab.c (min_fn): Don't translate values.
8753 (min_attr_value): Return INT_MAX when the value can't be calculated.
8754 Return minimum among any values that can be calculated.
8755 (max_attr_value): Adjust.
8757 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8759 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
8761 2019-01-11 Steve Ellcey <sellcey@marvell.com>
8763 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
8764 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
8765 (aarch64_return_call_with_max_clobbers): New function.
8766 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
8767 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
8769 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
8770 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
8771 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
8772 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
8773 * cselib.c (cselib_process_insn): Add argument to
8774 targetm.hard_regno_call_part_clobbered call.
8775 * ira-conflicts.c (ira_build_conflicts): Ditto.
8776 * ira-costs.c (ira_tune_allocno_costs): Ditto.
8777 * lra-constraints.c (inherit_reload_reg): Ditto.
8778 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
8779 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
8780 argument. Call targetm.return_call_with_max_clobbers.
8781 Add argument to targetm.hard_regno_call_part_clobbered call.
8782 (calls_have_same_clobbers_p): New function.
8783 (process_bb_lives): Add call_insn and last_call_insn variables.
8784 Pass call_insn to check_pseudos_live_through_calls.
8785 Modify if stmt to check targetm.return_call_with_max_clobbers.
8786 Update setting of flush variable.
8787 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
8789 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
8790 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
8791 targetm.hard_regno_call_part_clobbered call.
8792 * reginfo.c (choose_hard_reg_mode): Ditto.
8793 * regrename.c (check_new_reg_p): Ditto.
8794 * reload.c (find_equiv_reg): Ditto.
8795 * reload1.c (emit_reload_insns): Ditto.
8796 * sched-deps.c (deps_analyze_insn): Ditto.
8797 * sel-sched.c (init_regs_for_mode): Ditto.
8798 (mark_unavailable_hard_regs): Ditto.
8799 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
8800 * target.def (hard_regno_call_part_clobbered): Add insn argument.
8801 (return_call_with_max_clobbers): New target function.
8802 * doc/tm.texi: Regenerate.
8803 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
8804 * hooks.c (hook_bool_uint_mode_false): Change to
8805 hook_bool_insn_uint_mode_false.
8806 * hooks.h (hook_bool_uint_mode_false): Ditto.
8808 2019-01-11 Steve Ellcey <sellcey@marvell.com>
8810 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
8811 (aarch64_remove_extra_call_preserved_regs): New function.
8812 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
8813 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
8814 * doc/tm.texi: Regenerate.
8815 * final.c (get_call_reg_set_usage): Call new hook.
8816 * target.def (remove_extra_call_preserved_regs): New hook.
8817 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
8818 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
8820 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8823 * passes.c (finish_optimization_passes): Call print_combine_total_stats
8824 inside of pass_combine_1 dump rather than pass_profile_1.
8826 2019-01-11 Tom de Vries <tdevries@suse.de>
8828 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
8829 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
8830 (PTX_NUM_PER_WORKER_BARRIERS): Define.
8831 (nvptx_apply_dim_limits): Prevent vector_length 64 and
8834 2019-01-11 Tom de Vries <tdevries@suse.de>
8836 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
8838 2019-01-11 Jan Beulich <jbeulich@suse.com>
8840 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
8841 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
8842 sse2_cvtsi2sd): Add {l}.
8843 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
8846 2019-01-10 Jakub Jelinek <jakub@redhat.com>
8849 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
8851 (*float<floatunssuffix>v2div2sf2): New define_insn.
8852 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
8853 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
8854 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
8855 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
8856 match_operands with "const0_operand" "C".
8858 2019-01-10 Tamar Christina <tamar.christina@arm.com>
8860 * config/aarch64/aarch64-builtins.c
8861 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
8862 (aarch64_init_simd_builtins): ...Here
8864 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
8866 PR rtl-optimization/87305
8868 (setup_live_pseudos_and_spill_after_risky_transforms): Check
8869 allocation for big endian pseudos used as paradoxical subregs and
8870 spill them if it is wrong.
8871 * lra-constraints.c (lra_constraints): Add a comment.
8873 2019-01-10 Richard Biener <rguenther@suse.de>
8875 PR tree-optimization/88792
8876 * tree-ssa-pre.c (get_representative_for): Do not return a
8879 2019-01-10 Jakub Jelinek <jakub@redhat.com>
8883 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
8884 (assign_parm_setup_block): Do the argument slot realignment here
8887 2019-01-10 Stefan Agner <stefan@agner.ch>
8890 * config/arm/arm.c (arm_option_override_internal): Force
8891 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
8893 2019-01-10 Jakub Jelinek <jakub@redhat.com>
8896 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
8899 2019-01-10 Tamar Christina <tamar.christina@arm.com>
8901 * config/arm/arm-builtins.c
8902 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
8903 (MAC_LANE_PAIR_QUALIFIERS): New.
8904 (arm_expand_builtin_args): Use it.
8905 (arm_expand_builtin_1): Likewise.
8906 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
8907 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
8908 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
8909 * config/arm/arm_neon.h:
8910 (vcadd_rot90_f16): New.
8911 (vcaddq_rot90_f16): New.
8912 (vcadd_rot270_f16): New.
8913 (vcaddq_rot270_f16): New.
8916 (vcmla_lane_f16): New.
8917 (vcmla_laneq_f16): New.
8918 (vcmlaq_lane_f16): New.
8919 (vcmlaq_laneq_f16): New.
8920 (vcmla_rot90_f16): New.
8921 (vcmlaq_rot90_f16): New.
8922 (vcmla_rot90_lane_f16): New.
8923 (vcmla_rot90_laneq_f16): New.
8924 (vcmlaq_rot90_lane_f16): New.
8925 (vcmlaq_rot90_laneq_f16): New.
8926 (vcmla_rot180_f16): New.
8927 (vcmlaq_rot180_f16): New.
8928 (vcmla_rot180_lane_f16): New.
8929 (vcmla_rot180_laneq_f16): New.
8930 (vcmlaq_rot180_lane_f16): New.
8931 (vcmlaq_rot180_laneq_f16): New.
8932 (vcmla_rot270_f16): New.
8933 (vcmlaq_rot270_f16): New.
8934 (vcmla_rot270_lane_f16): New.
8935 (vcmla_rot270_laneq_f16): New.
8936 (vcmlaq_rot270_lane_f16): New.
8937 (vcmlaq_rot270_laneq_f16): New.
8938 (vcadd_rot90_f32): New.
8939 (vcaddq_rot90_f32): New.
8940 (vcadd_rot270_f32): New.
8941 (vcaddq_rot270_f32): New.
8944 (vcmla_lane_f32): New.
8945 (vcmla_laneq_f32): New.
8946 (vcmlaq_lane_f32): New.
8947 (vcmlaq_laneq_f32): New.
8948 (vcmla_rot90_f32): New.
8949 (vcmlaq_rot90_f32): New.
8950 (vcmla_rot90_lane_f32): New.
8951 (vcmla_rot90_laneq_f32): New.
8952 (vcmlaq_rot90_lane_f32): New.
8953 (vcmlaq_rot90_laneq_f32): New.
8954 (vcmla_rot180_f32): New.
8955 (vcmlaq_rot180_f32): New.
8956 (vcmla_rot180_lane_f32): New.
8957 (vcmla_rot180_laneq_f32): New.
8958 (vcmlaq_rot180_lane_f32): New.
8959 (vcmlaq_rot180_laneq_f32): New.
8960 (vcmla_rot270_f32): New.
8961 (vcmlaq_rot270_f32): New.
8962 (vcmla_rot270_lane_f32): New.
8963 (vcmla_rot270_laneq_f32): New.
8964 (vcmlaq_rot270_lane_f32): New.
8965 (vcmlaq_rot270_laneq_f32): New.
8966 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
8967 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
8968 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
8969 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
8970 vcmlaq_lane270): New.
8971 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
8972 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
8973 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
8974 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
8975 (arm_option_reconfigure_globals): Use them.
8976 * config/arm/iterators.md (VDF, VQ_HSF): New.
8977 (VCADD, VCMLA): New.
8978 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
8979 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
8981 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
8982 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
8984 2019-01-10 Tamar Christina <tamar.christina@arm.com>
8986 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
8987 Add qualifier_lane_pair_index.
8988 (emit-rtl.h): Include.
8989 (TYPES_QUADOP_LANE_PAIR): New.
8990 (aarch64_simd_expand_args): Use it.
8991 (aarch64_simd_expand_builtin): Likewise.
8992 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
8994 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
8995 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
8996 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
8997 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
8998 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
8999 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
9000 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
9001 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
9002 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
9003 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
9004 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
9005 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
9006 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
9007 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
9008 Add __ARM_FEATURE_COMPLEX.
9009 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
9010 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
9011 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
9012 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
9013 fcmlaq_lane270): New.
9014 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9015 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
9016 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
9017 * config/aarch64/arm_neon.h:
9018 (vcadd_rot90_f16): New.
9019 (vcaddq_rot90_f16): New.
9020 (vcadd_rot270_f16): New.
9021 (vcaddq_rot270_f16): New.
9024 (vcmla_lane_f16): New.
9025 (vcmla_laneq_f16): New.
9026 (vcmlaq_lane_f16): New.
9027 (vcmlaq_rot90_lane_f16): New.
9028 (vcmla_rot90_laneq_f16): New.
9029 (vcmla_rot90_lane_f16): New.
9030 (vcmlaq_rot90_f16): New.
9031 (vcmla_rot90_f16): New.
9032 (vcmlaq_laneq_f16): New.
9033 (vcmla_rot180_laneq_f16): New.
9034 (vcmla_rot180_lane_f16): New.
9035 (vcmlaq_rot180_f16): New.
9036 (vcmla_rot180_f16): New.
9037 (vcmlaq_rot90_laneq_f16): New.
9038 (vcmlaq_rot270_laneq_f16): New.
9039 (vcmlaq_rot270_lane_f16): New.
9040 (vcmla_rot270_laneq_f16): New.
9041 (vcmlaq_rot270_f16): New.
9042 (vcmla_rot270_f16): New.
9043 (vcmlaq_rot180_laneq_f16): New.
9044 (vcmlaq_rot180_lane_f16): New.
9045 (vcmla_rot270_lane_f16): New.
9046 (vcadd_rot90_f32): New.
9047 (vcaddq_rot90_f32): New.
9048 (vcaddq_rot90_f64): New.
9049 (vcadd_rot270_f32): New.
9050 (vcaddq_rot270_f32): New.
9051 (vcaddq_rot270_f64): New.
9055 (vcmla_lane_f32): New.
9056 (vcmla_laneq_f32): New.
9057 (vcmlaq_lane_f32): New.
9058 (vcmlaq_laneq_f32): New.
9059 (vcmla_rot90_f32): New.
9060 (vcmlaq_rot90_f32): New.
9061 (vcmlaq_rot90_f64): New.
9062 (vcmla_rot90_lane_f32): New.
9063 (vcmla_rot90_laneq_f32): New.
9064 (vcmlaq_rot90_lane_f32): New.
9065 (vcmlaq_rot90_laneq_f32): New.
9066 (vcmla_rot180_f32): New.
9067 (vcmlaq_rot180_f32): New.
9068 (vcmlaq_rot180_f64): New.
9069 (vcmla_rot180_lane_f32): New.
9070 (vcmla_rot180_laneq_f32): New.
9071 (vcmlaq_rot180_lane_f32): New.
9072 (vcmlaq_rot180_laneq_f32): New.
9073 (vcmla_rot270_f32): New.
9074 (vcmlaq_rot270_f32): New.
9075 (vcmlaq_rot270_f64): New.
9076 (vcmla_rot270_lane_f32): New.
9077 (vcmla_rot270_laneq_f32): New.
9078 (vcmlaq_rot270_lane_f32): New.
9079 (vcmlaq_rot270_laneq_f32): New.
9080 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
9081 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
9082 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
9083 (FCADD, FCMLA): New.
9085 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
9087 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9091 * config/pa/pa.c: Change "can not" to "cannot".
9092 * gimple-ssa-evrp-analyze.c: Likewise.
9093 * ipa-icf.c: Likewise.
9094 * ipa-polymorphic-call.c: Likewise.
9095 * ipa-pure-const.c: Likewise.
9096 * lra-constraints.c: Likewise.
9097 * lra-remat.c: Likewise.
9098 * reload1.c: Likewise.
9099 * reorg.c: Likewise.
9100 * tree-ssa-uninit.c: Likewise.
9102 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9106 * Makefile.in: Mechanically replace "can not" with "cannot".
9107 * alias.c: Likewise.
9108 * builtins.c: Likewise.
9109 * calls.c: Likewise.
9110 * cgraph.c: Likewise.
9111 * cgraph.h: Likewise.
9112 * cgraphclones.c: Likewise.
9113 * cgraphunit.c: Likewise.
9114 * combine-stack-adj.c: Likewise.
9115 * combine.c: Likewise.
9116 * common/config/i386/i386-common.c: Likewise.
9117 * config/aarch64/aarch64.c: Likewise.
9118 * config/alpha/sync.md: Likewise.
9119 * config/arc/arc.c: Likewise.
9120 * config/arc/predicates.md: Likewise.
9121 * config/arm/arm-c.c: Likewise.
9122 * config/arm/arm.c: Likewise.
9123 * config/arm/arm.h: Likewise.
9124 * config/arm/arm.md: Likewise.
9125 * config/arm/cortex-r4f.md: Likewise.
9126 * config/csky/csky.c: Likewise.
9127 * config/csky/csky.h: Likewise.
9128 * config/darwin-f.c: Likewise.
9129 * config/epiphany/epiphany.md: Likewise.
9130 * config/i386/i386.c: Likewise.
9131 * config/i386/sol2.h: Likewise.
9132 * config/m68k/m68k.c: Likewise.
9133 * config/mcore/mcore.h: Likewise.
9134 * config/microblaze/microblaze.md: Likewise.
9135 * config/mips/20kc.md: Likewise.
9136 * config/mips/sb1.md: Likewise.
9137 * config/nds32/nds32.c: Likewise.
9138 * config/nds32/predicates.md: Likewise.
9139 * config/pa/pa.c: Likewise.
9140 * config/rs6000/e300c2c3.md: Likewise.
9141 * config/rs6000/rs6000.c: Likewise.
9142 * config/s390/s390.h: Likewise.
9143 * config/sh/sh.c: Likewise.
9144 * config/sh/sh.md: Likewise.
9145 * config/spu/vmx2spu.h: Likewise.
9146 * cprop.c: Likewise.
9147 * dbxout.c: Likewise.
9148 * df-scan.c: Likewise.
9149 * doc/cfg.texi: Likewise.
9150 * doc/extend.texi: Likewise.
9151 * doc/fragments.texi: Likewise.
9152 * doc/gty.texi: Likewise.
9153 * doc/invoke.texi: Likewise.
9154 * doc/lto.texi: Likewise.
9155 * doc/md.texi: Likewise.
9156 * doc/objc.texi: Likewise.
9157 * doc/rtl.texi: Likewise.
9158 * doc/tm.texi: Likewise.
9160 * emit-rtl.c: Likewise.
9161 * emit-rtl.h: Likewise.
9162 * except.c: Likewise.
9163 * expmed.c: Likewise.
9165 * fold-const.c: Likewise.
9166 * genautomata.c: Likewise.
9167 * gimple-fold.c: Likewise.
9168 * hard-reg-set.h: Likewise.
9169 * ifcvt.c: Likewise.
9170 * ipa-comdats.c: Likewise.
9171 * ipa-cp.c: Likewise.
9172 * ipa-devirt.c: Likewise.
9173 * ipa-fnsummary.c: Likewise.
9174 * ipa-icf.c: Likewise.
9175 * ipa-inline-transform.c: Likewise.
9176 * ipa-inline.c: Likewise.
9177 * ipa-polymorphic-call.c: Likewise.
9178 * ipa-profile.c: Likewise.
9179 * ipa-prop.c: Likewise.
9180 * ipa-pure-const.c: Likewise.
9181 * ipa-reference.c: Likewise.
9182 * ipa-split.c: Likewise.
9183 * ipa-visibility.c: Likewise.
9185 * ira-build.c: Likewise.
9186 * ira-color.c: Likewise.
9187 * ira-conflicts.c: Likewise.
9188 * ira-costs.c: Likewise.
9189 * ira-int.h: Likewise.
9190 * ira-lives.c: Likewise.
9193 * loop-invariant.c: Likewise.
9194 * loop-unroll.c: Likewise.
9195 * lower-subreg.c: Likewise.
9196 * lra-assigns.c: Likewise.
9197 * lra-constraints.c: Likewise.
9198 * lra-eliminations.c: Likewise.
9199 * lra-lives.c: Likewise.
9200 * lra-remat.c: Likewise.
9201 * lra-spills.c: Likewise.
9203 * lto-cgraph.c: Likewise.
9204 * lto-streamer-out.c: Likewise.
9205 * postreload-gcse.c: Likewise.
9206 * predict.c: Likewise.
9207 * profile-count.h: Likewise.
9208 * profile.c: Likewise.
9209 * recog.c: Likewise.
9211 * reload.c: Likewise.
9212 * reload1.c: Likewise.
9213 * reorg.c: Likewise.
9214 * resource.c: Likewise.
9215 * rtl.def: Likewise.
9217 * rtlanal.c: Likewise.
9218 * sched-deps.c: Likewise.
9219 * sched-ebb.c: Likewise.
9220 * sched-rgn.c: Likewise.
9221 * sel-sched-ir.c: Likewise.
9222 * sel-sched.c: Likewise.
9223 * shrink-wrap.c: Likewise.
9224 * simplify-rtx.c: Likewise.
9225 * symtab.c: Likewise.
9226 * target.def: Likewise.
9227 * toplev.c: Likewise.
9228 * tree-call-cdce.c: Likewise.
9229 * tree-cfg.c: Likewise.
9230 * tree-complex.c: Likewise.
9231 * tree-core.h: Likewise.
9232 * tree-eh.c: Likewise.
9233 * tree-inline.c: Likewise.
9234 * tree-loop-distribution.c: Likewise.
9235 * tree-nrv.c: Likewise.
9236 * tree-profile.c: Likewise.
9237 * tree-sra.c: Likewise.
9238 * tree-ssa-alias.c: Likewise.
9239 * tree-ssa-dce.c: Likewise.
9240 * tree-ssa-dom.c: Likewise.
9241 * tree-ssa-forwprop.c: Likewise.
9242 * tree-ssa-loop-im.c: Likewise.
9243 * tree-ssa-loop-ivcanon.c: Likewise.
9244 * tree-ssa-loop-ivopts.c: Likewise.
9245 * tree-ssa-loop-niter.c: Likewise.
9246 * tree-ssa-phionlycprop.c: Likewise.
9247 * tree-ssa-phiopt.c: Likewise.
9248 * tree-ssa-propagate.c: Likewise.
9249 * tree-ssa-threadedge.c: Likewise.
9250 * tree-ssa-threadupdate.c: Likewise.
9251 * tree-ssa-uninit.c: Likewise.
9252 * tree-ssanames.c: Likewise.
9253 * tree-streamer-out.c: Likewise.
9256 * vr-values.c: Likewise.
9258 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
9260 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
9261 (ix86_split_xorsign): Ditto.
9262 * config/i386/i386.c (ix86_expand_xorsign): New function.
9263 (ix86_split_xorsign): Ditto.
9264 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
9265 (xorsign<mode>3): New expander.
9266 (xorsign<mode>3_1): New insn_and_split pattern.
9267 * config/i386/sse.md (xorsign<mode>3): New expander.
9269 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9271 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
9272 (*tablejump_sp64): Likewise.
9273 (*tablejump<P:mode>): ...this.
9274 (*call_address_sp32): Merge into...
9275 (*call_address_sp64): Likewise.
9276 (*call_address<P:mode>): ...this.
9277 (*call_symbolic_sp32): Merge into...
9278 (*call_symbolic_sp64): Likewise.
9279 (*call_symbolic<P:mode>): ...this.
9280 (call_value): Remove constraint and add predicate.
9281 (*call_value_address_sp32): Merge into...
9282 (*call_value_address_sp64): Likewise.
9283 (*call_value_address<P:mode>): ...this.
9284 (*call_value_symbolic_sp32): Merge into...
9285 (*call_value_symbolic_sp64): Likewise.
9286 (*call_value_symbolic<P:mode>): ...this.
9287 (*sibcall_symbolic_sp32): Merge into...
9288 (*sibcall_symbolic_sp64): Likewise.
9289 (*sibcall_symbolic<P:mode>): ...this.
9290 (sibcall_value): Remove constraint and add predicate.
9291 (*sibcall_value_symbolic_sp32): Merge into...
9292 (*sibcall_value_symbolic_sp64): Likewise.
9293 (*sibcall_value_symbolic<P:mode>): ...this.
9294 (window_save): Minor tweak.
9295 (*branch_sp32): Merge into...
9296 (*branch_sp64): Likewise.
9297 (*branch<P:mode>): ...this.
9299 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9300 James Clarke <jrtc27@jrtc27.com>
9303 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
9304 consistently in TLS address generation and adjust code to the renaming
9305 of patterns. Mark calls to __tls_get_addr as const.
9306 * config/sparc/sparc.md (tgd_hi22): Turn into...
9307 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
9308 (tgd_lo10): Turn into...
9309 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
9310 (tgd_add32): Merge into...
9311 (tgd_add64): Likewise.
9312 (tgd_add<P:mode>): ...this and use Pmode throughout.
9313 (tldm_hi22): Turn into...
9314 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
9315 (tldm_lo10): Turn into...
9316 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
9317 (tldm_add32): Merge into...
9318 (tldm_add64): Likewise.
9319 (tldm_add<P:mode>): ...this and use Pmode throughout.
9320 (tldm_call32): Merge into...
9321 (tldm_call64): Likewise.
9322 (tldm_call<P:mode>): ...this and use Pmode throughout.
9323 (tldo_hix22): Turn into...
9324 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
9325 (tldo_lox10): Turn into...
9326 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
9327 (tldo_add32): Merge into...
9328 (tldo_add64): Likewise.
9329 (tldo_add<P:mode>): ...this and use Pmode throughout.
9330 (tie_hi22): Turn into...
9331 (tie_hi22<P:mode>): ...this and use Pmode throughout.
9332 (tie_lo10): Turn into...
9333 (tie_lo10<P:mode>): ...this and use Pmode throughout.
9334 (tie_ld64): Use DImode throughout.
9335 (tie_add32): Merge into...
9336 (tie_add64): Likewise.
9337 (tie_add<P:mode>): ...this and use Pmode throughout.
9338 (tle_hix22_sp32): Merge into...
9339 (tle_hix22_sp64): Likewise.
9340 (tle_hix22<P:mode>): ...this and use Pmode throughout.
9341 (tle_lox22_sp32): Merge into...
9342 (tle_lox22_sp64): Likewise.
9343 (tle_lox22<P:mode>): ...this and use Pmode throughout.
9344 (*tldo_ldub_sp32): Merge into...
9345 (*tldo_ldub_sp64): Likewise.
9346 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
9347 (*tldo_ldub1_sp32): Merge into...
9348 (*tldo_ldub1_sp64): Likewise.
9349 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
9350 (*tldo_ldub2_sp32): Merge into...
9351 (*tldo_ldub2_sp64): Likewise.
9352 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
9353 (*tldo_ldsb1_sp32): Merge into...
9354 (*tldo_ldsb1_sp64): Likewise.
9355 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
9356 (*tldo_ldsb2_sp32): Merge into...
9357 (*tldo_ldsb2_sp64): Likewise.
9358 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
9359 (*tldo_ldub3_sp64): Use DImode throughout.
9360 (*tldo_ldsb3_sp64): Likewise.
9361 (*tldo_lduh_sp32): Merge into...
9362 (*tldo_lduh_sp64): Likewise.
9363 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
9364 (*tldo_lduh1_sp32): Merge into...
9365 (*tldo_lduh1_sp64): Likewise.
9366 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
9367 (*tldo_ldsh1_sp32): Merge into...
9368 (*tldo_ldsh1_sp64): Likewise.
9369 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
9370 (*tldo_lduh2_sp64): Use DImode throughout.
9371 (*tldo_ldsh2_sp64): Likewise.
9372 (*tldo_lduw_sp32): Merge into...
9373 (*tldo_lduw_sp64): Likewise.
9374 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
9375 (*tldo_lduw1_sp64): Use DImode throughout.
9376 (*tldo_ldsw1_sp64): Likewise.
9377 (*tldo_ldx_sp64): Likewise.
9378 (*tldo_stb_sp32): Merge into...
9379 (*tldo_stb_sp64): Likewise.
9380 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
9381 (*tldo_sth_sp32): Merge into...
9382 (*tldo_sth_sp64): Likewise.
9383 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
9384 (*tldo_stw_sp32): Merge into...
9385 (*tldo_stw_sp64): Likewise.
9386 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
9387 (*tldo_stx_sp64): Use DImode throughout.
9389 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9391 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
9392 check configure option to set BTI and Return Address Signing.
9393 * configure.ac: Add --enable-standard-branch-protection and
9394 --disable-standard-branch-protection.
9395 * configure: Regenerated.
9396 * doc/install.texi: Document the same.
9398 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9399 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9401 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
9402 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
9403 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
9405 * config/aarch64/aarch64-bti-insert.c: New file.
9406 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
9408 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
9410 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
9411 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
9412 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
9413 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
9415 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9417 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
9418 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
9419 Disable bti for -mbranch-protection=none.
9420 (aarch64_handle_standard_branch_protection): Enable bti for
9421 -mbranch-protection=standard.
9422 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
9423 -mbranch-protection.
9424 (aarch64_bti_enabled): Check if bti is enabled.
9425 * config/aarch64/aarch64.opt: Declare target variable.
9426 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
9428 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9430 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
9431 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
9432 (aarch64_expand_epilogue): Likewise.
9433 (aarch64_output_mi_thunk): Likewise
9434 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
9435 TAILCALL_ADDR_REGS to x16 and x17.
9436 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
9438 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9440 * config/aarch64/aarch64-option-extensions.def: Define
9441 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
9442 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
9443 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
9444 (AARCH64_FL_PREDRES): New.
9445 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
9446 AARCH64_FL_PREDRES by default.
9447 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
9449 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9451 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
9453 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
9454 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
9455 * doc/invoke.texi: Document ARMv8.5-A.
9457 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
9459 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
9460 (xorsign<mode>3): Likewise.
9462 2019-01-09 Jelinek <jakub@redhat.com>
9465 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
9466 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
9468 PR rtl-optimization/88331
9469 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
9470 not currently_expanding_to_rtl.
9472 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9474 * doc/invoke.texi (-Os): Remove trailing spaces.
9475 (-finline-functions): Remove reference to -O2.
9477 2019-01-08 Jakub Jelinek <jakub@redhat.com>
9479 PR rtl-optimization/79593
9480 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
9482 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
9483 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
9485 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
9488 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
9492 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
9493 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
9495 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
9498 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
9499 ix86_avx_u128_mode_entry.
9501 2019-01-08 Martin Liska <mliska@suse.cz>
9503 PR tree-optimization/88753
9504 * tree-switch-conversion.c (switch_conversion::build_one_array):
9505 Come up with local variable constructor. Convert first to
9506 type of constructor values.
9508 2019-01-08 Richard Biener <rguenther@suse.de>
9510 PR tree-optimization/86554
9511 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
9512 rpo_avail): Move earlier.
9513 (visit_nary_op): When value-numbering to expressions
9514 with different overflow behavior make sure there's an
9515 available expression on the path.
9517 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
9519 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
9520 aarch64_parse_branch_protection,
9521 struct aarch64_branch_protect_type,
9522 aarch64_handle_no_branch_protection,
9523 aarch64_handle_standard_branch_protection,
9524 aarch64_validate_mbranch_protection,
9525 aarch64_handle_pac_ret_protection,
9526 aarch64_handle_attr_branch_protection,
9527 accepted_branch_protection_string,
9528 aarch64_pac_ret_subtypes,
9529 aarch64_branch_protect_types,
9530 aarch64_handle_pac_ret_leaf): Define.
9531 (aarch64_override_options_after_change_1, aarch64_override_options):
9532 Add check for accepted_branch_protection_string.
9533 (aarch64_option_save): Save accepted_branch_protection_string.
9534 (aarch64_option_restore): Save accepted_branch_protection_string.
9535 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
9536 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
9537 msign-return-address.
9538 * doc/invoke.texi: Add mbranch-protection.
9540 2019-01-08 Alan Modra <amodra@gmail.com>
9543 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
9544 Delete "unknownp" parameter. Adjust callers. Handle
9545 CONST_INT, PLUS, MINUS, and MULT.
9546 (attr_value_aligned): Renamed from or_attr_value.
9547 (min_attr_value): Return INT_MIN for unhandled rtl case..
9548 (min_fn): ..and translate to INT_MAX here.
9549 (write_length_unit_log): Modify to cope without "unknown".
9550 (write_attr_value): Handle IF_THEN_ELSE.
9552 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9554 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
9555 optimization for masked stores.
9557 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9560 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
9561 output vector directly to duplicate_and_interleave instead of
9562 going through a temporary. Postpone insertion of ctor_seq to
9563 the end of the loop.
9565 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
9568 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
9569 unsigned_p. Handle signed and unsigned overflow correction as
9571 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
9573 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
9575 (add<mode>3_compareV_imm): Make this callable for expanding.
9576 (subv<GPI:mode>4): Use register_operand for operand 1. Use
9577 aarch64_plus_operand for operand 2.
9578 (subv<GPI:mode>_insn): New insn pattern.
9579 (subv<GPI:mode>_imm): Likewise.
9580 (negv<GPI:mode>3): New expand pattern.
9581 (negv<GPI:mode>_insn): New insn pattern.
9582 (negv<GPI:mode>_cmp_only): Likewise.
9583 (cmpv<GPI:mode>_insn): Likewise.
9584 (subvti4): Use register_operand for operand 1. Update call to
9585 aarch64_expand_subvti.
9586 (usubvti4): Likewise.
9587 (negvti3): New expand pattern.
9588 (negdi_carryout): New insn pattern.
9589 (negvdi_carryinV): New insn pattern.
9590 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
9591 version the named version.
9592 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
9594 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
9596 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
9598 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
9599 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
9600 (sub<mode>3_carryinCV): Delete.
9601 (sub<GPI:mode>3_carryinV): New expand pattern.
9602 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
9604 2019-01-07 Richard Biener <rguenther@suse.de>
9606 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
9607 of tree_operand_hash.
9609 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9611 PR tree-optimization/88598
9612 * tree.h (single_nonzero_element): Declare.
9613 * tree.c (single_nonzero_element): New function.
9614 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
9615 if I is the only nonzero element of CST.
9617 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9619 PR tree-optimization/88598
9620 * tree.h (initializer_each_zero_or_onep): Declare.
9621 * tree.c (initializer_each_zero_or_onep): New function.
9622 (signed_or_unsigned_type_for): Handle float types too.
9623 (unsigned_type_for, signed_type_for): Update comments accordingly.
9624 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
9625 x & { 0 or -1, 0 or -1, ... }.
9627 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
9629 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
9630 with x86_64-pc-linux-gnu.
9632 2019-01-07 Tom de Vries <tdevries@suse.de>
9635 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
9637 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
9640 2019-01-07 Jakub Jelinek <jakub@redhat.com>
9642 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
9643 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
9644 TARGET_AVX512F as condition.
9647 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
9648 const_not_ok_for_debug_p target hook.
9649 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
9650 on UNSPEC and subexpressions thereof if all subexpressions of the
9651 UNSPEC are CONSTANT_P.
9653 PR tree-optimization/88676
9654 * tree-ssa-phiopt.c (two_value_replacement): New function.
9655 (tree_ssa_phiopt_worker): Call it.
9658 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
9659 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
9662 * tree-vect-generic.c: Include insn-config.h and recog.h.
9663 (expand_vector_piecewise): Add defaulted ret_type argument,
9664 if non-NULL, use that in preference to type for the result type.
9665 (expand_vector_parallel): Formatting fix.
9666 (do_vec_conversion, do_vec_narrowing_conversion,
9667 expand_vector_conversion): New functions.
9668 (expand_vector_operations_1): Call expand_vector_conversion
9669 for VEC_CONVERT ifn calls.
9670 * internal-fn.def (VEC_CONVERT): New internal function.
9671 * internal-fn.c (expand_VEC_CONVERT): New function.
9672 * fold-const-call.c (fold_const_vec_convert): New function.
9673 (fold_const_call): Use it for CFN_VEC_CONVERT.
9674 * doc/extend.texi (__builtin_convertvector): Document.
9676 2019-01-07 Tom de Vries <tdevries@suse.de>
9678 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
9679 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
9680 vector_red_partition, vector_red_sym): New global variables.
9681 (nvptx_option_override): Initialize vector_red_sym.
9682 (nvptx_declare_function_name): Restore red_partition register.
9683 (nvptx_file_end): Emit code to declare the vector reduction variables.
9684 (nvptx_output_red_partition): New function.
9685 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
9686 large vector reductions.
9687 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
9688 (nvptx_init_builtins): Add VECTOR_ADDR.
9689 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
9690 Handle nvptx_expand_shared_addr.
9691 (nvptx_get_shared_red_addr): Add vector argument and handle large
9693 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
9695 (nvptx_goacc_reduction_init): Likewise.
9696 (nvptx_goacc_reduction_fini): Likewise.
9697 (nvptx_goacc_reduction_teardown): Likewise.
9698 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
9699 init,fini,teardown}.
9700 (nvptx_init_axis_predicate): Initialize vector_red_partition.
9701 (nvptx_set_current_function): Init vector_red_partition.
9702 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
9703 (nvptx_red_partition): New insn.
9704 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
9706 2019-01-07 Tom de Vries <tdevries@suse.de>
9709 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
9712 2019-01-07 Tom de Vries <tdevries@suse.de>
9714 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
9715 (nvptx_option_override): Init oacc_bcast_partition.
9716 (nvptx_init_oacc_workers): New function.
9717 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
9718 (nvptx_needs_shared_bcast): New function.
9719 (nvptx_find_par): Generalize to enable vectors to use shared-memory
9721 (nvptx_shared_propagate): Initialize vector bcast partition and
9722 synchronization state.
9723 (nvptx_single): Generalize to enable vectors to use shared-memory
9725 (nvptx_process_pars): Likewise.
9726 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
9727 * config/nvptx/nvptx.h (struct machine_function): Add
9728 bcast_partition and sync_bar members.
9730 2019-01-07 Tom de Vries <tdevries@suse.de>
9732 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
9733 (nvptx_apply_dim_limits): New function.
9734 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
9737 2019-01-07 Tom de Vries <tdevries@suse.de>
9739 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
9740 as late as possible.
9742 2019-01-07 Tom de Vries <tdevries@suse.de>
9744 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
9745 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
9746 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
9747 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
9748 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
9750 2019-01-07 Tom de Vries <tdevries@suse.de>
9752 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
9754 2019-01-07 Tom de Vries <tdevries@suse.de>
9756 * omp-offload.c (oacc_get_min_dim): New function.
9757 * omp-offload.h (oacc_get_min_dim): Declare.
9759 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
9762 * config/i386/i386.c (function_value_ms_64): Return small sturct in
9763 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
9765 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9769 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
9771 * ipa-inline.c (edge_badness): Use inlined_time instead of
9772 inline_summaries->get.
9774 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9776 * opts.c (enable_fdo_optimizations): Enable
9777 version-loops-for-strides, loop-interchange, unrol-and-jam
9778 and tree-loop-distribution.
9779 * invoke.texi: Document newly enabled options.
9781 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9783 * doc/invoke.texi (max-inline-insns-small): New parameters.
9784 * ipa-inline.c (want_early_inline_function_p): simplify.
9785 (want_inline_small_function_p): Fix pasto from previous patch;
9786 use max-inline-insns-small bound.
9787 * params.def (max-inline-insns-small): New param.
9788 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
9789 variables correctly.
9791 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9793 * doc/invoke.texi: Document max-inline-insns-size,
9794 uninlined-function-insns, uninlined-function-time,
9795 uninlined-thunk-insns and uninlined-thunk-time.
9796 * params.def: Add max-inline-insns-size,
9797 uninlined-function-insns, uninlined-function-time,
9798 uninlined-thunk-insns and uninlined-thunk-time.
9799 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
9801 * ipa-inline.c (can_inline_edge_by_limits_p,
9802 want_inline_small_function_p): Use new parameters.
9804 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9806 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
9808 2019-01-05 Jakub Jelinek <jakub@redhat.com>
9812 * expr.c (expand_assignment): For calls returning VLA structures
9813 if to_rtx is not a MEM, force it into a stack temporary.
9816 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
9817 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
9818 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
9819 subexpressions of both operands.
9820 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
9821 subrtxes are CONSTANT_P.
9822 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
9825 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
9827 * params.def (hot-bb-count-ws-permille): Set to 990.
9829 2019-01-04 Martin Sebor <msebor@redhat.com>
9832 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
9835 2019-01-04 Martin Sebor <msebor@redhat.com>
9838 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
9840 2019-01-04 Jakub Jelinek <jakub@redhat.com>
9842 * gdbinit.in: Turn off pagination for the skip commands, restore
9843 it to previous state afterwards.
9845 2019-01-04 Jakub Jelinek <jakub@redhat.com>
9848 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
9849 of GET_MODE (opN) as modes of the libcall arguments.
9851 2019-01-04 Jan Beulich <jbeulich@suse.com>
9853 * config/i386/sse.md
9854 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
9855 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
9856 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
9857 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
9858 avx512f_vmcmp<mode>3<round_saeonly_name>,
9859 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
9860 avx512f_maskcmp<mode>3,
9861 <avx512>_cvt<ssemodesuffix>2mask<mode>,
9862 <avx512>_cvt<ssemodesuffix>2mask<mode>,
9863 *<avx512>_cvtmask2<ssemodesuffix><mode>,
9864 *<avx512>_cvtmask2<ssemodesuffix><mode>,
9865 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
9866 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
9867 <avx512>_gt<mode>3<mask_scalar_merge_name>,
9868 <avx512>_gt<mode>3<mask_scalar_merge_name>,
9869 <avx512>_testm<mode>3<mask_scalar_merge_name>,
9870 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
9871 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
9872 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
9873 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
9874 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
9875 avx512cd_maskb_vec_dup<mode>,
9876 avx512cd_maskw_vec_dup<mode>,
9877 avx512dq_fpclass<mode><mask_scalar_merge_name>,
9878 avx512dq_vmfpclass<mode>,
9879 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
9882 2019-01-03 Martin Sebor <msebor@redhat.com>
9884 PR tree-optimization/88659
9885 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
9887 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
9889 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
9890 unaligned vsx and avoid lxvd2x/stxvd2x.
9891 (gen_lvx_v4si_move): New function.
9893 2019-01-03 Tom de Vries <tdevries@suse.de>
9895 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
9896 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
9898 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
9900 2019-01-03 Tom de Vries <tdevries@suse.de>
9902 * config/nvptx/nvptx.c (struct offload_attrs): New.
9903 (populate_offload_attrs): New function. Factor mask extraction out of
9904 nvptx_reorg. Add extraction of dimensions.
9905 (nvptx_reorg): Use populate_offload_attrs.
9907 2019-01-03 Tom de Vries <tdevries@suse.de>
9909 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
9910 cases for oacc_min_dims_p and routine_p. Add asserts for
9911 oacc_default_dims_p and offload_region_p.
9913 2019-01-03 Tom de Vries <tdevries@suse.de>
9915 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
9917 (nvptx_goacc_validate_dims): ... here.
9919 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
9921 PR tree-optimization/85574
9922 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
9924 (struct ssa_equip_hash_traits): Declare.
9925 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
9927 2019-01-03 Jakub Jelinek <jakub@redhat.com>
9930 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
9931 change it to qualified_type.
9933 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
9935 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
9936 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
9938 2019-01-02 Martin Sebor <msebor@redhat.com>
9939 Jeff Law <law@redhat.com>
9941 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
9942 (get_range_strlen_tree): Update appropriately.
9944 * gimple-fold.h (get_range_strlen): Drop unused last argument.
9946 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
9947 rather than set_range_info.
9948 * tree-ssa-strlen.c (set_strlen_range): Extracted from
9949 maybe_set_strlen_range. Handle potentially boundary crossing
9950 cases more conservatively.
9951 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
9952 Call set_strlen_range.
9953 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
9956 * gimple-fold.c (get_range_strlen): Update prototype to no longer
9957 need the flexp argument.
9958 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
9959 from calls to get_range_strlen. Update comments. Just update
9960 VAL for an unterminated const char array and let the reset of the
9961 code handle it normally. No longer try to set *flexp. Adjust
9963 (get_range_strlen): Update for the new get_range_strlen API.
9964 (get_maxval_strlen): Similarly.
9965 (gimple_fold_builtin_strlen): Handle update meaning of return value
9966 from get_range_strlen.
9967 * gimple-ssa-sprintf.c (get_string_length): Update for the new
9968 get_range_strlen API.
9970 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
9973 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
9974 false at WPA time when body was removed.
9976 2019-01-02 Martin Liska <mliska@suse.cz>
9978 PR tree-optimization/88650
9979 * predict.c (set_even_probabilities): Calculate probability
9980 remainer only when really used.
9982 2019-01-02 Richard Biener <rguenther@suse.de>
9985 * tree-data-ref.c (analyze_subscript_affine_affine): Use
9986 widest_ints when mangling max_stmt_execution results.
9988 2019-01-02 Richard Biener <rguenther@suse.de>
9990 PR tree-optimization/88621
9991 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
9992 bitfields when canoncalizing.
9994 2019-01-02 Richard Biener <rguenther@suse.de>
9997 * config/i386/x86-tune-costs.h (intel_cost): Adjust
9998 cost of cheap SSE instruction.
10000 2019-01-02 Richard Biener <rguenther@suse.de>
10003 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
10004 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
10006 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
10007 set after UIDs before splitting them.
10009 2019-01-01 Martin Sebor <msebor@redhat.com>
10010 Jeff Law <law@redhat.com>
10012 * gimple-fold.c (get_range_strlen_tree): Record if the computed
10013 length is optimistic. If it is, then arrange to compute the
10014 conservative length as well.
10016 * gimple-fold.h (get_range_strlen): Update prototype.
10017 * builtins.c (check_access): Update call to get_range_strlen to use
10018 c_strlen_data pointer. Change various variable accesses to instead
10019 pull data from the c_strlen_data structure.
10020 (check_strncat_sizes, expand_builtin_strncat): Likewise.
10021 * calls.c (maybe_warn_nonstring_arg): Likewise.
10022 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
10023 minimum length if maximum lengh is unknown.
10024 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
10025 that used c_strlen, it's no longer needed. Restructure slightly.
10026 (format_string): Set unlikely range appropriately.
10027 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
10029 (get_range_strlen): Accept c_strlen_data pointer for external
10030 call sites as well. Pass through to call to internal get_range_strlen.
10031 Adjust minlen, maxlen and maxbound as needed.
10032 (get_maxval_strlen): Update comments.
10033 (gimple_fold_builtin_strlen): Update call to get_range_strlen
10034 to use c_strlen_data pointer. Change variable accesses to instead
10035 use c_strlen_data data members.
10037 * gimple-fold.c (get_range_strlen): Update prototype.
10038 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
10039 local variables. Use pdata to return information to caller.
10040 Update calls to get_range_strlen. Update pdata->maxbound.
10041 (get_range_strlen -- static version): Similarly.
10042 (get_range_strlen -- extern version): Update for internal
10043 get_range_strlen API change. Convert to external data format.
10044 (get_maxval_strlen): Similarly.
10046 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
10048 * coverage.c (get_coverage_counts): Use current_function_decl.
10049 * profile.c (read_thunk_profile): New function.
10050 (branch_prob): Add THUNK parameter.
10051 * tree-profile.c (tree_profiling): Handle thunks.
10052 * value-prof.c (init_node_map): Handle thunks.
10053 * value-prof.h (branch_prob): Upate prototype.
10054 (read_thunk_profile): Declare.
10056 2019-01-01 Jakub Jelinek <jakub@redhat.com>
10058 Update copyright years.
10060 * gcc.c (process_command): Update copyright notice dates.
10061 * gcov-dump.c (print_version): Ditto.
10062 * gcov.c (print_version): Ditto.
10063 * gcov-tool.c (print_version): Ditto.
10064 * gengtype.c (create_file): Ditto.
10065 * doc/cpp.texi: Bump @copying's copyright year.
10066 * doc/cppinternals.texi: Ditto.
10067 * doc/gcc.texi: Ditto.
10068 * doc/gccint.texi: Ditto.
10069 * doc/gcov.texi: Ditto.
10070 * doc/install.texi: Ditto.
10071 * doc/invoke.texi: Ditto.
10073 Copyright (C) 2019 Free Software Foundation, Inc.
10075 Copying and distribution of this file, with or without modification,
10076 are permitted in any medium without royalty provided the copyright
10077 notice and this notice are preserved.