1 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
3 * config/i386/sse.md (*save_multiple<mode>): Rename from
5 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
6 (*restore_multiple_and_return<mode>): Rename from
7 restore_multiple_and_return<mode>.
8 (*restore_multiple_leave_return<mode>): Rename from
9 restore_multiple_leave_return<mode>.
11 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
13 * config.gcc (rx-*-linux*): New target.
14 * config/rx/elf.opt: New file.
15 * config/rx/linux.h: Likewise.
16 * config/rx/t-linux: Likewise.
17 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
19 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
20 (ASM_APP_OFF): Likewise.
21 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
24 2019-05-29 Jan Hubicka <jh@suse.cz>
26 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
27 variants are pointer equivalent.
29 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
31 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
32 * config/aarch64/aarch64-sve2.md: New file.
33 (<u>avg<mode>3_floor): New pattern.
34 (<u>avg<mode>3_ceil): Likewise.
35 (*<sur>h<addsub><mode>): Likewise.
36 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
37 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
39 2019-05-29 Jakub Jelinek <jakub@redhat.com>
42 * optc-save-gen.awk: In cl_optimization_print, use correct condition
43 for var_opt_string printing. In cl_optimization_print_diff, print
44 (null) instead of invoking undefined behavior if one of the
45 var_opt_string pointers is NULL and use && instead of first || in the
46 guarding condition. For var_target_other options, handle const char *
47 target variables similarly to const char * optimize node variables.
49 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
51 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
52 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
53 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
54 Add autib1716 and pacib1716 initialisation.
55 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
56 for autib1716 and pacib1716.
57 * config/aarch64/aarch64-protos.h (aarch64_key_type,
58 aarch64_post_cfi_startproc): Define.
59 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
60 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
61 aarch64_handle_pac_ret_protection): Set default sign key to A.
62 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
63 aarch64_expand_prologue): Add check for b-key.
64 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
65 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
66 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
67 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
68 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
69 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
70 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
71 * config/aarch64/aarch64.md (do_return): Add check for b-key.
72 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
73 pauth_hint_num_a with pauth_hint_num.
74 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
75 pauth_hint_num_a with pauth_hint_num.
76 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
77 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
78 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
79 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
80 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
81 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
82 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
83 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
84 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
85 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
86 UNSPEC_AUTIA1716 respectively.
87 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
88 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
89 * doc/invoke.texi (-mbranch-protection): Add b-key type.
90 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
91 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
93 2019-05-29 Jakub Jelinek <jakub@redhat.com>
95 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
96 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
97 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
98 explicit clause on combined parallel into implicit shared clause.
99 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
100 and firstprivate if the decl has one too from combined parallel to
101 the worksharing construct.
103 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
104 Michael Meissner <meissner@linux.ibm.com>
106 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
108 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
110 * rtl.h (LABEL_REF_P): New #define.
112 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
114 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
116 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
118 * internal-fn.c: Marked mask_load_direct as vectorizable.
119 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
120 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
121 combined even if masks different with allow_slp_p param.
122 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
123 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
124 dissolve SLP-only vectorizable groups when SLP has been discarded.
125 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
126 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
128 (vect_build_slp_tree_1): Fixed comment typo.
129 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
130 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
132 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
134 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
136 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
138 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
139 Remove obsolete use_thunk reference.
140 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
141 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
142 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
143 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
144 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
145 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
146 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
147 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
148 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
150 2019-05-28 Nathan Sidwell <nathan@acm.org>
152 * tree.h (IDENTIFIER_ANON_P): New.
153 (anon_aggrname_format, anon_aggname_p): Don't declare.
154 (make_anon_name): Declare.
155 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
156 (hash_tree): Likewise.
157 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
158 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
159 (anon_cnt, make_anon_name): New.
161 2019-05-28 Martin Liska <mliska@suse.cz>
164 * opts-global.c (decode_options): Print help for all
165 help_option_arguments.
166 * opts.c (print_help): Add new argument.
167 (common_handle_option): Remember all values into
168 help_option_arguments.
169 * opts.h (print_help): Add new argument.
171 2019-05-28 Martin Liska <mliska@suse.cz>
174 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
175 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
176 (func_checker::compare_bb): Call compare_loops.
178 2019-05-27 Jakub Jelinek <jakub@redhat.com>
180 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
181 on sections construct.
182 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
184 (lower_omp_sections): Handle lastprivate conditional.
185 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
186 lastprivate_conditional_map.
187 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
189 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
190 critical, taskgroup and section regions when looking for a region
191 with non-NULL lastprivate_conditional_map.
193 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
195 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
196 (*ix86_gen_sub3): Ditto.
197 (*ix86_gen_sub3_carry): Ditto.
198 (*ix86_gen_one_cmpl2): Ditto.
199 (*ix86_gen_andsp): Ditto.
200 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
201 (gen_and2_insn): New static function.
202 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
203 Use gen_add3_insn instead of ix86_gen_add3.
204 (ix86_expand_split_stack_prologue): Use gen_add2_insn
205 instead of ix86_gen_add3.
206 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
207 Use gen_sub3_insn instead of ix86_gen_sub3.
208 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
209 instead of ix86_gen_add3.
210 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
211 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
212 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
213 * config/i386/i386-options.c (ix86_option_override_internal):
214 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
215 ix86_gen_one_cmpl2 and ix86_gen_andsp.
217 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
219 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
220 and DW_OP_GNU_const_index opcodes.
222 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
224 * config/i386/i386.h (STACK_SIZE_MODE): Define.
226 2019-05-27 Richard Biener <rguenther@suse.de>
228 PR tree-optimization/90637
229 * tree-ssa-sink.c (statement_sink_location): Honor the
230 computed sink location for single-uses.
232 2019-05-27 Richard Biener <rguenther@suse.de>
235 * match.pd (vec_perm): Avoid clobbering op0 when not generating
238 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
240 * config/i386/i386.md (@sub<mode>3_carry): Rename
241 from sub<mode>3_carry.
242 (@leave_<mode>): New expander.
243 (*leave): Rename from leave.
244 (*leave_rex64): Rename from leave_rex64.
245 (@monitorx_<mode>): Rename from monitorx_<mode>.
246 (@clzero_<mode>): Rename from clzero_<mode>.
247 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
248 from sse3_monitor_<mode>.
249 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
250 (*ix86_gen_leave): Ditto.
251 (*ix86_gen_monitor): Ditto.
252 (*ix86_gen_monitorx): Ditto.
253 (*ix86_gen_clzero): Ditto.
254 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
255 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
256 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
257 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
258 Use gen_sse3_monitor instead of ix86_gen_monitor.
259 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
260 instead of ix86_gen_monitorx.
261 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
262 instead of ix86_gen_clzero.
263 * config/i386/i386-options.c (ix86_option_override_internal):
264 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
265 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
267 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
269 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
270 Rename from tls_global_dynamic_64_<mode>.
271 (@tls_local_dynamic_base_64_<mode>): Rename from
272 tls_local_dynamic_base_64_<mode>.
273 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
274 Remove indirect function.
275 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
276 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
277 instead of ix86_gen_tls_global_dynamic_64.
278 Use gen_tls_local_dynamic_base_64 instead of
279 ix86_gen_tls_local_dynamic_base_64.
280 * config/i386/i386-options.c (ix86_option_override_internal):
281 Do not initialize ix86_gen_tls_global_dynamic_64 and
282 ix86_gen_tls_local_dynamic_base_64.
284 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
286 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
287 Rename from pro_epilogue_adjust_stack_<mode>_add.
288 (@pro_epilogue_adjust_stack_sub_<mode>)
289 Rename from pro_epilogue_adjust_stack_<mode>_sub.
290 (@allocate_stack_worker_probe_<mode>):
291 Rename from allocate_stack_worker_probe_<mode>.
292 (allocate_stack): Use gen_allocate_stack_worker_probe.
293 (probe_stack): Use gen_probe_stack_1.
294 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
295 (@adjust_stack_and_probe_<mode>): Rename from
296 adjust_stack_and_probe<mode>.
297 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
298 (stack_protect_set): Use gen_stack_protect_set_1.
299 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
300 (stack_protect_test): Use gen_stack_protect_test_1.
301 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
302 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
303 Remove indirect function.
304 (*ix86_gen_adjust_stack_and_probe): Ditto.
305 (*ix86_gen_probe_stack_range): Ditto.
306 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
307 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
308 (ix86_adjust_stack_and_probe_stack_clash): Use
309 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
310 (ix86_adjust_stack_and_probe): Ditto.
311 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
312 of ix86_gen_probe_stack_range.
313 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
314 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
315 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
316 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
317 CODE_FOR_stack_protect_test_{si,di}.
318 * config/i386/i386-options.c (ix86_option_override_internal):
319 Do not initialize ix86_gen_allocate_stack_worker,
320 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
322 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
324 * doc/invoke.texi (Link Options): Many editorial changes around
327 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
329 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
330 pre-Solaris 11 referene and most Studio compiler details.
332 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
335 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
336 DImode to SImode in floating-point registers on 64-bit target.
337 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
338 register_operand in xmpyu patterns.
340 2019-05-24 Jakub Jelinek <jakub@redhat.com>
342 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
343 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
344 OMP_CLAUSE__REDUCTEMP_.
345 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
346 OMP_CLAUSE__CONDTEMP_.
347 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
348 * tree-pretty-print.c (dump_omp_clause): Likewise.
349 * tree-nested.c (convert_nonlocal_omp_clauses,
350 convert_local_omp_clauses): Likewise.
351 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
352 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
353 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
355 (gimplify_omp_for): Warn and disable conditional modifier from
356 lastprivate on loop iterators.
357 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
359 * omp-general.c (omp_extract_for_data): Initialize it.
360 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
362 (delete_omp_context): Delete it.
363 (lower_lastprivate_conditional_clauses): New function.
364 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
365 handle lastprivate conditional clauses.
366 (lower_reduction_clauses): Add CLIST argument, emit it into
367 the critical section if any.
368 (lower_omp_sections): Adjust lower_lastprivate_clauses and
369 lower_reduction_clauses callers.
370 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
371 to lower_lastprivate_clauses.
372 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
373 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
374 clist into a critical section if not emitted there already by
375 lower_reduction_clauses.
376 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
378 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
379 conditional variables.
380 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
382 (expand_omp_for_generic, expand_omp_for_static_nochunk,
383 expand_omp_for_static_chunk): Handle lastprivate conditional.
384 (expand_omp_for): Handle fd.lastprivate_conditional like
387 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
389 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
390 kernel does not exit cleanly.
391 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
393 2019-05-24 Jason Merrill <jason@redhat.com>
396 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
398 2019-05-24 Richard Biener <rguenther@suse.de>
401 * tree-loop-distribution.c (struct partition): Add location
403 (partition_alloc): Initialize all fields.
404 (generate_memset_builtin): Use the location recorded in the
405 partition for the generated call.
406 (generate_memcpy_builtin): Likewise.
407 (classify_partition): Record the location of a single store
408 as location for the partition.
410 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
412 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
415 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
418 * common/config/aarch64/aarch64-common.c
419 (aarch64_rewrite_selected_cpu): Change local temporary variable
420 type from unsigned long to uint64_t.
421 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
422 aarch64_get_extension_string_for_isa_flags): Change declaration to
423 match new definition by replacing unsigned long with uint64_t.
425 2019-05-24 Jakub Jelinek <jakub@redhat.com>
428 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
429 gen_attr_type just once instead of 4-7 times. Formatting fixes.
430 Handle stack_protect_test_<mode> codegen similarly to corresponding
433 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
435 * config/i386/darwin.h: Reject -mfentry*.
436 * doc/sourcebuild.texi: Document mfentry target support.
438 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
440 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
441 Rename to rs6000_global_entry_point_prologue_needed_p. Return
442 false for PC-relative functions.
443 (rs6000_output_function_prologue): Change called function name to
444 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
445 name,1" for PC-relative functions.
446 (rs6000_elf_declare_function_name): Change called function name to
447 rs6000_global_entry_point_prologue_needed_p.
449 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
452 * config/i386/i386.c (gen_rtx_cost):
453 Use ix86_tune_cost instead of ix86_cost.
455 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
456 Michael Meissner <meissner@linux.ibm.com>
457 Segher Boessenkool <segher@kernel.crashing.org>
459 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
461 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
462 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
463 (rs6000_fndecl_pcrel_p): Likewise.
464 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
465 error if -mpcrel is requested without -mcpu=future.
466 (rs6000_opt_masks): Add entry for pcrel.
467 (rs6000_fndecl_pcrel_p): New function.
468 (rs6000_pcrel_p): Likewise.
469 * config/rs6000/rs6000.opt (mpcrel): New option.
470 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
472 2019-05-23 Jan Hubicka <jh@suse.cz>
473 Martin Liska <mliska@suse.cz>
475 PR tree-optimization/90576
476 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
478 (aliasing_component_refs_p): Fix three way size compare conditional;
479 give up earlier in case we can not decide on equivalence.
481 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
482 Michael Meissner <meissner@linux.ibm.com>
483 Segher Boessenkool <segher@kernel.crashing.org>
485 * config.gcc: Add future cpu.
486 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
487 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
489 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
490 (RS6000_CPU): New instantiation for future cpu.
491 * config/rs6000/rs6000-opts.h (enum processor_type): Add
493 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
494 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
495 * config/rs6000/rs6000-tables.opt: Regenerate.
496 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
497 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
498 (rs6000_machine_from_flags): Handle future cpu.
499 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
500 PROCESSOR_POWER9 for now.
501 (rs6000_adjust_cost): Likewise.
502 (rs6000_issue_rate): Likewise.
503 (rs6000_register_move_cost): Likewise.
504 (rs6000_opt_masks): Add entry for future.
505 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
506 (MASK_FUTURE): New #define.
507 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
508 * config/rs6000/rs6000.opt (mfuture): New target option.
509 * doc/invoke.texi (mcpu): Add future cpu.
511 2019-05-23 Martin Liska <mliska@suse.cz>
514 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
515 operation points to a temporary (pointed via tree_to_wide_ref)
516 that is out of scope after the &.
518 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
521 * doc/extend.texi (Function Names): Add missing word.
523 2019-05-23 Richard Biener <rguenther@suse.de>
525 PR tree-optimization/88440
526 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
528 * tree-loop-distribution.c (generate_memset_builtin): Fold the
530 (generate_memcpy_builtin): Likewise.
531 (distribute_loop): Pass in whether to only distribute patterns.
532 (prepare_perfect_loop_nest): Also allow size optimization.
533 (pass_loop_distribution::execute): When optimizing a loop
534 nest for size allow pattern replacement.
536 2019-05-23 Jakub Jelinek <jakub@redhat.com>
539 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
542 2019-05-23 Martin Liska <mliska@suse.cz>
545 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
546 expression similarly to gimplify_decl_expr.
548 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
550 * cse.c (cse_dump_path): s/dump_file/f.
552 2019-05-22 David Malcolm <dmalcolm@redhat.com>
555 * diagnostic-format-json.cc: Include "selftest.h".
556 (json_from_expanded_location): Only add "file" key for non-NULL
558 (json_from_location_range): Don't add "start" and "finish"
559 children if they are UNKNOWN_LOCATION.
560 (selftest::test_unknown_location): New selftest.
561 (selftest::test_bad_endpoints): New selftest.
562 (selftest::diagnostic_format_json_cc_tests): New function.
563 * json.cc (json::object::get): New function.
564 (selftest::test_object_get): New selftest.
565 (selftest::json_cc_tests): Call it.
566 * json.h (json::object::get): New decl.
567 * selftest-run-tests.c (selftest::run_tests): Call
568 selftest::diagnostic_format_json_cc_tests.
569 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
572 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
573 Andrew Stubbs <amd@codesourcery.com>
575 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
576 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
577 (kernel): Rename to...
578 (main_kernel): ... this.
579 (load_image): Load _init_array and _fini_array kernels.
580 (run): Add argument for kernel to run.
581 (main): Run init_array_kernel before main_kernel, and
582 fini_array_kernel after.
583 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
584 amdgpu_hsa_kernel attribute on functions.
585 (gcn_disable_constructors): Delete.
586 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
587 * config/gcn/crt0.c (size_t): Define.
588 (_init_array, _fini_array): New.
589 (__preinit_array_start, __preinit_array_end,
590 __init_array_start, __init_array_end,
591 __fini_array_start, __fini_array_end): Declare weak references.
593 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
595 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
597 2019-05-22 Jason Merrill <jason@redhat.com>
599 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
601 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
604 * config/i386/i386-options.c (ix86_init_machine_status): Set
605 stack_frame_required to true.
606 * config/i386/i386.c (ix86_get_frame_size): New function.
607 (ix86_frame_pointer_required): Replace get_frame_size with
609 (ix86_compute_frame_layout): Likewise.
610 (ix86_find_max_used_stack_alignment): Changed to void. Set
611 stack_frame_required.
612 (ix86_finalize_stack_frame_flags): Always call
613 ix86_find_max_used_stack_alignment. Replace get_frame_size with
615 * config/i386/i386.h (machine_function): Add stack_frame_required.
617 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
619 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
621 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
623 * common/config/aarch64/aarch64-common.c
624 (struct aarch64_option_extension, struct processor_name_to_arch,
625 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
626 aarch64_contains_opt,
627 aarch64_get_extension_string_for_isa_flags): Change type of
628 variables storing flags to uint64_t.
629 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
630 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
631 * config/aarch64/aarch64.c (struct processor,
632 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
633 aarch64_validate_march, aarch64_override_options,
634 aarch64_option_print, aarch64_handle_attr_isa_flags,
635 aarch64_declare_function_name, aarch64_start_file): Make flag
637 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
638 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
639 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
640 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
641 * config/aarch64/driver-aarch64.c
642 (struct aarch64_arch_extension, struct aarch64_core_data,
643 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
644 flag variables uint64_t.
645 * doc/invoke.texi: Add documentation for new arguments.
647 2019-05-22 Richard Biener <rguenther@suse.de>
649 * alias.c (ao_ref_from_mem): Move stack-slot sharing
651 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
653 2019-05-22 Martin Liska <mliska@suse.cz>
656 * doc/extend.texi: Document the change.
658 2019-05-22 Richard Biener <rguenther@suse.de>
660 PR tree-optimization/90450
661 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
662 (mem_ref_hasher::equal): Check it.
663 (mem_ref_alloc): Initialize it.
664 (gather_mem_refs_stmt): Set it.
666 2019-05-22 Richard Biener <rguenther@suse.de>
668 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
670 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
673 2019-05-22 Alan Modra <amodra@gmail.com>
675 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
676 (ASM_CPU_SPEC): Conditionally add -many.
677 * config/rs6000/rs6000.c (rs6000_machine): New static var.
678 (rs6000_machine_from_flags, emit_asm_machine): New functions..
679 (rs6000_file_start): ..extracted from here, and modified to
681 (rs6000_output_function_prologue): Emit .machine as necessary.
682 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
684 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
685 added by check_vect_support_and_set_flags.
686 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
687 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
689 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
692 * ira-lives.c (process_bb_node_lives): Consider defs
693 for a call insn to be die before the call, not after.
695 * function.c (assign_parm_setup_block): Raise alignment of
696 stacked parameter only for STRICT_ALIGNMENT targets.
698 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
700 * config/rs6000/constraints.md (define_register_constraint "wz"):
702 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
703 RS6000_CONSTRAINT_wz.
704 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
705 (rs6000_init_hard_regno_mode_ok): Adjust.
706 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
707 * doc/md.texi (Machine Constraints): Adjust.
709 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
711 * config/rs6000/constraints.md (define_register_constraint "wl"):
713 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
714 RS6000_CONSTRAINT_wl.
715 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
716 (rs6000_init_hard_regno_mode_ok): Adjust.
717 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
718 * doc/md.texi (Machine Constraints): Adjust.
720 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
722 * config/rs6000/constraints.md (define_register_constraint "wm"):
724 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
725 RS6000_CONSTRAINT_wm.
726 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
727 (rs6000_init_hard_regno_mode_ok): Adjust.
728 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
729 * doc/md.texi (Machine Constraints): Adjust.
731 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
733 * config/rs6000/constraints.md (define_register_constraint "wk"):
735 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
736 RS6000_CONSTRAINT_wk.
737 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
738 (rs6000_init_hard_regno_mode_ok): Adjust.
739 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
740 * doc/md.texi (Machine Constraints): Adjust.
742 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
744 * config/rs6000/constraints.md (define_register_constraint "wj"):
746 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
747 RS6000_CONSTRAINT_wj.
748 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
749 (rs6000_init_hard_regno_mode_ok): Adjust.
750 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
752 * config/rs6000/vsx.md: Ditto.
753 * doc/md.texi (Machine Constraints): Adjust.
755 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
757 * config/rs6000/constraints.md (define_register_constraint "wh"):
759 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
760 RS6000_CONSTRAINT_wh.
761 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
762 (rs6000_init_hard_regno_mode_ok): Adjust.
763 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
764 * doc/md.texi (Machine Constraints): Adjust.
766 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
769 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
770 Avoid calling gen_lowpart with CONST operand.
772 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
774 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
775 field template_last_to_copy.
776 (ssa_create_duplicates): Set it, and use it. Attempt to
777 preserve more debug stmts.
779 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
781 * config/i386/sse.md (VF1_AVX2): New mode iterator.
782 (signbit<mode>2): New expander
784 2019-05-21 James Clarke <jrtc27@jrtc27.com>
787 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
788 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
790 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
792 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
793 %ebx and %ecx bafore calling cpuid with leaf 1 or
794 non-constant leaf argument.
796 2019-05-21 Alan Modra <amodra@gmail.com>
799 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
800 power9 direct move cost.
801 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
802 Correct comments and rename functions to suit parameters.
804 2019-05-21 Richard Biener <rguenther@suse.de>
807 * fold-const.c (fold_read_from_vector): New function.
808 * fold-const.h (fold_read_from_vector): Declare.
809 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
810 single-element insert permutations. Canonicalize selector
811 further and fix issue with last commit.
813 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
815 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
816 parameter with default value false to declaration.
817 (split_edges_for_insertion): New inline function. Wrapper for
818 split_critical_edges with for_edge_insertion_p = true.
819 * tree-cfg.c (split_critical_edges): Don't split non-critical
820 edges if for_edge_insertion_p is false. Fix whitespace.
821 * tree-ssa-pre.c (pass_pre::execute): Call
822 split_edges_for_insertion instead of split_critical_edges.
823 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
824 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
825 (pass_data_sink_code): Update function name in the comment.
827 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
829 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
830 around is_value_included_in that knows how to handle BIT_AND_EXPR.
831 (is_pred_expr_subset_of): Use the new function. Handle more cases where
832 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
835 2019-05-21 Martin Liska <mliska@suse.cz>
837 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
839 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
840 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
842 * config/rs6000/rs6000.c (rs6000_option_override_internal):
844 (rs6000_function_arg): Likewise.
845 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
846 (rs6000_expand_ternop_builtin): Use interval syntax.
847 (get_element_number): Likewise.
848 (altivec_expand_builtin): Likewise.
849 (rs6000_get_function_versions_dispatcher): Quote target_clones.
853 2019-05-20 Jakub Jelinek <jakub@redhat.com>
857 * function.h (struct function): Add calls_eh_return member.
858 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
859 gimplifying __builtin_eh_return call.
860 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
862 (expand_call_inline): Or in src_cfun->calls_eh_return into
863 dst_cfun->calls_eh_return.
864 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
865 cfun->calls_eh_return.
866 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
867 * lto-streamer-out.c (output_struct_function_base): Write
870 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
872 PR rtl-optimization/43147
873 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
876 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
878 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
879 (refs_may_alias_p_1): ... here; update stats.
880 (refs_may_alias_p): Do not update stats here.
882 2019-05-20 Richard Biener <rguenther@suse.de>
884 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
885 doesn't produce pointers.
886 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
887 the first operand points to.
889 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
891 * tree-ssa-alias.c (compare_sizes): New function.
892 (sompare_type_sizes): New function
893 (aliasing_component_refs_p): Use it.
894 (indirect_ref_may_alias_decl_p): Likewise.
896 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
898 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
900 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
902 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
903 (LIBLSAN_EARLY_SPEC): Likewise.
904 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
906 2019-05-20 Martin Liska <mliska@suse.cz>
908 * config/i386/i386.c (ix86_libc_has_fast_function):
909 Add ATTRIBUTE_UNUSED for the argument.
911 2019-05-20 Richard Biener <rguenther@suse.de>
913 * gimple-match-head.c: Include vec-perm-indices.h.
914 * generic-match-head.c: Likewise.
915 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
917 * fold-const.c (fold_vec_perm): Export.
918 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
921 2019-05-20 Jakub Jelinek <jakub@redhat.com>
923 * cfgloop.h (struct loop): Add simdlen member.
924 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
925 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
926 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
927 as new argument to autovectorize_vector_sizes target hook. If
928 loop->simdlen, pick up vector size where the vectorization factor
929 is equal to loop->simd, and if there is none, fall back to the first
931 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
933 * omp-low.c (omp_clause_aligned_alignment): Likewise.
934 * omp-general.c (omp_max_vf): Likewise.
935 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
936 * tree-vect-slp.c (vect_slp_bb): Likewise.
937 * target.def (autovectorize_vector_sizes): Add ALL argument and
939 * doc/tm.texi: Adjust documentation.
940 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
941 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
942 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
944 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
945 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
946 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
947 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
948 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
949 preferred vector size is not 512-bit or 256-bit, just put those
950 unpreferred ones last.
952 2019-05-20 Martin Liska <mliska@suse.cz>
954 * targhooks.c (default_libc_has_fast_function): New function.
955 * targhooks.h (default_libc_has_fast_function): Likewise.
957 2019-05-20 Martin Liska <mliska@suse.cz>
960 * builtins.c (expand_builtin_memory_copy_args): When having a
961 target with fast mempcpy implementation do now use memcpy.
962 * config/i386/i386.c (ix86_libc_has_fast_function): New.
963 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
964 * doc/tm.texi: Likewise.
965 * doc/tm.texi.in: Likewise.
967 * expr.c (emit_block_move_hints): Add 2 new arguments.
968 * expr.h (emit_block_move_hints): Bail out when libcall
969 to memcpy would be used.
971 2019-05-20 Martin Liska <mliska@suse.cz>
973 * profile-count.c: Add vertical spacing in order
974 to separate functions.
975 * profile-count.h: Likewise.
977 2019-05-20 Martin Liska <mliska@suse.cz>
979 * profile-count.h: Do not use full qualified
981 * profile-count.c (profile_count::to_frequency): Likewise.
983 2019-05-20 Martin Liska <mliska@suse.cz>
985 * profile-count.h (enum profile_quality): Use capital letters
986 for enum value names. Use the adjusted names.
987 * profile-count.c: Use the adjusted names.
989 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
991 * config/rs6000/constraints.md (define_register_constraint "wH"):
993 (define_register_constraint "wI"): Delete.
994 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
995 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
996 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
997 (rs6000_init_hard_regno_mode_ok): Adjust.
998 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
999 resp. "d", or with "wa" as appropriate, all with "p8v".
1000 * config/rs6000/vsx.md: Ditto.
1001 * doc/md.texi (Machine Constraints): Adjust.
1003 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1005 * config/rs6000/constraints.md (define_register_constraint "wy"):
1007 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1008 RS6000_CONSTRAINT_wy.
1009 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1010 (rs6000_init_hard_regno_mode_ok): Adjust.
1011 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
1012 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
1013 (define_mode_attr Fisa): New.
1014 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
1015 * doc/md.texi (Machine Constraints): Adjust.
1017 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1019 * config/rs6000/constraints.md (define_register_constraint "wu"):
1021 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1022 RS6000_CONSTRAINT_wu.
1023 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1024 (rs6000_init_hard_regno_mode_ok): Adjust.
1025 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
1027 (define_mode_attr Fa): Delete.
1028 * config/rs6000/vsx.md: Ditto.
1029 * doc/md.texi (Machine Constraints): Adjust.
1031 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1033 * config/rs6000/constraints.md (define_register_constraint "wJ"):
1035 (define_register_constraint "wK"): Delete.
1036 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1037 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
1038 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1039 (rs6000_init_hard_regno_mode_ok): Adjust.
1040 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
1041 Replace "wK" constraint by "wH" with "p9v".
1042 * config/rs6000/vsx.md: Ditto.
1043 * doc/md.texi (Machine Constraints): Adjust.
1045 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1047 * config/rs6000/constraints.md (define_register_constraint "wb"):
1049 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1050 RS6000_CONSTRAINT_wb.
1051 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1052 (rs6000_init_hard_regno_mode_ok): Adjust.
1053 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
1054 * config/rs6000/vsx.md: Ditto.
1055 * doc/md.texi (Machine Constraints): Adjust.
1057 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1059 * config/rs6000/constraints.md (define_register_constraint "wo"):
1061 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1062 RS6000_CONSTRAINT_wo.
1063 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1064 (rs6000_init_hard_regno_mode_ok): Adjust.
1065 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
1066 * config/rs6000/altivec.md: Ditto.
1067 * doc/md.texi (Machine Constraints): Adjust.
1069 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1071 * config/darwin-c.c (darwin_register_objc_includes): Do not
1072 prepend the sysroot when building gnu-runtime header search
1075 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1077 * config/darwin.c (darwin_file_end): Use switch_to_section ()
1078 instead of direct output of the asm.
1080 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1082 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
1083 argument to be type bool (was int before).
1084 (rs6000_emit_epilogue): Simplify some code. Declare some variables
1085 at first use. Use type bool for some variables. Fix a theoretical
1086 eh_return bug for svr4.
1088 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1090 * config/rs6000/rs6000.md (isa): New attribute.
1091 (enabled): New attribute.
1093 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
1095 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
1096 assemble_start_function and assemble_end_function.
1098 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
1101 * omp-general.c (oacc_verify_routine_clauses): Change formal
1102 parameters. Add checking if already marked with an OpenACC
1103 'routine' directive. Adjust all users.
1106 * omp-general.c (oacc_build_routine_dims): Move some of its
1108 (oacc_verify_routine_clauses): ... this new function.
1109 * omp-general.h (oacc_verify_routine_clauses): New prototype.
1111 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1113 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
1114 formating of picbase labels to match other ports.
1116 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1118 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
1119 in the generated code.
1121 2019-05-16 Martin Sebor <msebor@redhat.com>
1123 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
1124 identifiers, keywords, operators, and types in diagnostics. Correct
1125 quoting, spelling, and sentence capitalization issues.
1126 (expand_builtin_atomic_is_lock_free): Same.
1127 (fold_builtin_next_arg): Same.
1128 * cfgexpand.c (expand_one_var): Same.
1129 (tree_conflicts_with_clobbers_p): Same.
1130 (expand_asm_stmt): Same.
1131 (verify_loop_structure): Same.
1132 * cgraphunit.c (process_function_and_variable_attributes): Same.
1133 * collect-utils.c (collect_execute): Same.
1134 * collect2.c (maybe_run_lto_and_relink): Same.
1135 (is_lto_object_file): Same.
1136 (scan_prog_file): Same.
1137 * convert.c (convert_to_real_1): Same.
1138 * dwarf2out.c (dwarf2out_begin_prologue): Same.
1139 * except.c (verify_eh_tree): Same.
1140 * gcc.c (execute): Same.
1141 (eval_spec_function): Same.
1142 (run_attempt): Same.
1143 (driver::set_up_specs): Same.
1144 (compare_debug_auxbase_opt_spec_function): Same.
1145 * gcov-tool.c (unlink_gcda_file): Same.
1148 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
1149 * gimplify.c (gimplify_asm_expr): Same.
1150 (gimplify_adjust_omp_clauses): Same.
1151 * hsa-gen.c (gen_hsa_addr_insns): Same.
1152 (gen_hsa_insns_for_load): Same.
1153 (gen_hsa_cmp_insn_from_gimple): Same.
1154 (gen_hsa_insns_for_operation_assignment): Same.
1155 (gen_get_level): Same.
1156 (gen_hsa_alloca): Same.
1157 (omp_simple_builtin::generate): Same.
1158 (gen_hsa_atomic_for_builtin): Same.
1159 (gen_hsa_insns_for_call): Same.
1160 * input.c (dump_location_info): Same.
1161 * ipa-devirt.c (compare_virtual_tables): Same.
1162 * ira.c (ira_setup_eliminable_regset): Same.
1163 * lra-assigns.c (lra_assign): Same.
1164 * lra-constraints.c (lra_constraints): Same.
1165 * lto-streamer-in.c (lto_input_mode_table): Same.
1166 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
1167 (merge_and_complain): Same.
1168 (compile_offload_image): Same.
1169 (compile_images_for_offload_targets): Same.
1170 (debug_objcopy): Same.
1173 * opts.c (print_specific_help): Same.
1174 (parse_no_sanitize_attribute): Same.
1176 (handle_param): Same.
1177 * plugin.c (add_new_plugin): Same.
1178 (parse_plugin_arg_opt): Same.
1179 (try_init_one_plugin): Same.
1180 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
1181 operators, and types in diagnostics. Correct quoting and spelling
1183 * read-rtl-function.c (parse_edge_flag_token): Same.
1184 (function_reader::parse_enum_value): Same.
1185 * reg-stack.c (check_asm_stack_operands): Same.
1186 * regcprop.c (validate_value_data): Same.
1187 * sched-rgn.c (make_pass_sched_fusion): Same.
1188 * stmt.c (check_unique_operand_names): Same.
1189 * targhooks.c (default_target_option_pragma_parse): Same.
1190 * tlink.c (recompile_files): Same.
1191 * toplev.c (process_options): Same.
1193 * trans-mem.c (diagnose_tm_1): Same.
1194 (ipa_tm_scan_irr_block): Same.
1195 (ipa_tm_diagnose_transaction): Same.
1196 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
1197 format a tree code name in a diagnostic.
1198 (verify_types_in_gimple_min_lval): Same.
1199 (verify_types_in_gimple_reference): Same.
1200 (verify_gimple_call): Same.
1201 (verify_gimple_assign_unary): Same.
1202 (verify_gimple_assign_binary): Same.
1203 (verify_gimple_assign_ternary): Same.
1204 (verify_gimple_assign_single): Same.
1205 (verify_gimple_switch): Same.
1206 (verify_gimple_label): Same.
1207 (verify_gimple_phi): Same.
1208 (verify_gimple_in_seq): Same.
1209 (verify_eh_throw_stmt_node): Same.
1210 (collect_subblocks): Same.
1211 (gimple_verify_flow_info): Same.
1212 (do_warn_unused_result): Same.
1213 * tree-inline.c (expand_call_inline): Same.
1214 * tree-into-ssa.c (update_ssa): Same.
1215 * tree.c (tree_int_cst_elt_check_failed): Same.
1216 (tree_vec_elt_check_failed): Same.
1217 (omp_clause_operand_check_failed): Same.
1218 (verify_type_variant): Same.
1219 (verify_type): Same.
1220 * value-prof.c (verify_histograms): Same.
1221 * varasm.c (assemble_start_function): Same.
1223 2019-05-16 Martin Sebor <msebor@redhat.com>
1225 * config/i386/i386-expand.c (get_element_number): Quote keywords
1226 and other internal names in diagnostics. Adjust other diagnostic
1227 formatting issues noted by -Wformat-diag.
1228 * config/i386/i386-features.c
1229 (ix86_mangle_function_version_assembler_name): Same.
1230 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
1231 * config/i386/i386.c (ix86_function_type_abi): Same.
1232 (ix86_function_ms_hook_prologue): Same.
1233 (classify_argument): Same.
1234 (ix86_expand_prologue): Same.
1235 (ix86_md_asm_adjust): Same.
1236 (ix86_memmodel_check): Same.
1238 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
1240 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
1241 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
1244 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
1247 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
1248 intrinsics without SSE/SSE2/SSSE3.
1249 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
1251 (*mmx_uavgv8qi3): Likewise.
1253 2019-05-17 Richard Biener <rguenther@suse.de>
1255 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
1256 VEC_PERM_EXPR as __VEC_PERM with -gimple.
1258 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
1260 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
1261 vec_sldw insn pattern.
1263 2019-05-17 Richard Biener <rguenther@suse.de>
1265 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
1267 2019-05-17 Martin Liska <mliska@suse.cz>
1270 * toplev.c (output_stack_usage): With LTO and sanitizer it
1271 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
1272 has no file location.
1274 2019-05-16 Jakub Jelinek <jakub@redhat.com>
1277 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
1278 sz0 is equal to sz1, instead return false in that case.
1280 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
1281 has non-constant expression, force sctx.lane and use two
1282 argument IFN_GOMP_SIMD_LANE instead of single argument.
1283 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
1284 two argument IFN_GOMP_SIMD_LANE without lhs.
1285 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
1287 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
1289 (LOOP_REQUIRES_VERSIONING): Or in
1290 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
1291 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
1293 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
1294 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
1295 from simd if clause if needed.
1297 2019-05-16 Richard Biener <rguenther@suse.de>
1299 * tree-affine.c (expr_to_aff_combination): New function split
1301 (tree_to_aff_combination): ... here.
1302 (aff_combination_expand): Avoid building a GENERIC tree.
1304 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
1306 * cgraphunit.c (cgraph_node::expand_thunk): Remove
1307 assemble_start_function and assemble_end_function calls.
1308 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
1309 assemble_start_function and assemble_end_function.
1310 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
1311 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
1312 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
1313 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
1314 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
1315 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
1316 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
1317 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
1318 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1319 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1320 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1321 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
1323 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1324 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
1325 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
1326 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
1327 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1328 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1329 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
1330 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
1331 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1332 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1333 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1334 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1335 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
1336 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
1338 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1339 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1340 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
1342 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
1344 * tree-ssa-alias.c (alias_stats): Add
1345 aliasing_component_refs_p_may_alias and
1346 aliasing_component_refs_p_no_alias.
1347 (dump_alias_stats): Print aliasing_component_refs_p stats.
1348 (aliasing_component_refs_p): Update stats.
1350 2019-05-16 Martin Liska <mliska@suse.cz>
1353 * multiple_target.c (expand_target_clones): Do not allow
1354 target_clones being used with a symbol that is an alias.
1356 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
1358 PR tree-optimization/90394
1359 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
1360 positives rather than ICE for cases where (code2 == NE_EXPR
1361 && code1 == BIT_AND_EXPR).
1363 2019-05-16 Jakub Jelinek <jakub@redhat.com>
1366 * tree-core.h (struct tree_decl_common): Document
1367 decl_nonshareable_flag for PARM_DECLs.
1368 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
1369 * calls.c (expand_call): Don't try tail call if caller
1370 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
1371 passed on the stack and callee needs to pass any arguments on the
1373 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
1374 else if instead of series of mutually exclusive ifs. Handle
1375 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
1376 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1378 * lto-streamer.h (LTO_major_version): Bump to 9.
1380 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
1382 PR tree-optimization/90106
1383 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
1384 new parameter as new internal function call, also move it to new
1386 (use_internal_fn): Pass internal function call to
1387 shrink_wrap_one_built_in_call_with_conds.
1389 2019-05-15 Jakub Jelinek <jakub@redhat.com>
1391 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
1393 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
1394 safelen_int and set loop->dont_vectorize.
1396 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1399 * config/i386/i386-builtin.def: Enable MMX intrinsics with
1401 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
1403 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
1404 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
1405 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
1408 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1411 * config/i386/mmx.md (*vec_dupv2sf): Changed to
1412 define_insn_and_split to support SSE emulation.
1413 (*vec_extractv2sf_0): Likewise.
1414 (*vec_extractv2sf_1): Likewise.
1415 (*vec_extractv2si_0): Likewise.
1416 (*vec_extractv2si_1): Likewise.
1417 (*vec_extractv2si_zext_mem): Likewise.
1418 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
1419 (vec_extractv2sf_1 splitter): Likewise.
1420 (vec_extractv2sfsf): Likewise.
1421 (vec_setv2si): Likewise.
1422 (vec_extractv2si_1 splitter): Likewise.
1423 (vec_extractv2sisi): Likewise.
1424 (vec_setv4hi): Likewise.
1425 (vec_extractv4hihi): Likewise.
1426 (vec_setv8qi): Likewise.
1427 (vec_extractv8qiqi): Likewise.
1428 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
1429 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
1430 (vec_extractv2sisi): Likewise.
1431 (vec_extractv4hihi): Likewise.
1432 (vec_extractv8qiqi): Likewise.
1433 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
1434 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
1435 (vec_initv2sisi): Likewise.
1436 (vec_initv4hihi): Likewise.
1437 (vec_initv8qiqi): Likewise.
1438 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
1439 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
1440 (vec_setv4hi): Likewise.
1441 (vec_setv8qi): Likewise.
1443 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1446 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
1447 TARGET_MMX_WITH_SSE.
1448 (MMXMODE:*mov<mode>_internal): Likewise.
1449 (MMXMODE:movmisalign<mode>): Likewise.
1451 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
1454 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
1455 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
1456 (sse2_cvtpd2pi): Ditto.
1457 (sse2_cvttpd2pi): Ditto.
1458 (*vec_concatv2sf_sse4_1): Ditto.
1459 (*vec_concatv2sf_sse): Ditto.
1460 (*vec_concatv2si_sse4_1): Ditto.
1461 (*vec_concatv2si): Ditto.
1462 (*vec_concatv4si_0): Ditto.
1463 (*vec_concatv2di_0): Ditto.
1465 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1468 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
1470 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1473 * config/i386/sse.md (ssse3_palignrdi): Changed to
1474 define_insn_and_split to support SSE emulation.
1476 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1479 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
1481 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1484 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
1485 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
1488 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1491 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
1492 or TARGET_MMX_WITH_SSE.
1493 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
1495 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1498 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
1500 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1503 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
1504 Changed to define_insn_and_split to support SSE emulation.
1506 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1509 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
1510 Changed to define_insn_and_split to support SSE emulation.
1512 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1515 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
1516 (*mmx_<emms>): This.
1517 (mmx_<emms>): New expander.
1519 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1522 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
1524 (*sse2_umulv1siv1di3): Add SSE2 emulation.
1526 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1529 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
1531 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1534 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
1536 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1539 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
1540 TARGET_MMX_WITH_SSE.
1541 (*mmx_uavgv4hi3): Add SSE emulation.
1543 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1546 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
1547 and TARGET_MMX_WITH_SSE.
1548 (*mmx_uavgv8qi3): Add SSE emulation.
1550 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1553 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
1554 maskmovdqu for __MMX_WITH_SSE__.
1556 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1559 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
1560 TARGET_MMX and TARGET_MMX_WITH_SSE.
1561 (*mmx_umulv4hi3_highpart): Add SSE emulation.
1563 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1566 * config/i386/mmx.md (mmx_pmovmskb): Changed to
1567 define_insn_and_split to support SSE emulation.
1569 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1572 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
1573 and TARGET_MMX_WITH_SSE.
1574 (mmx_<code>v8qi3): Likewise.
1575 (smaxmin:<code>v4hi3): New.
1576 (umaxmin:<code>v8qi3): Likewise.
1577 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
1578 (umaxmin:*mmx_<code>v8qi3): Likewise.
1580 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1583 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
1584 TARGET_MMX_WITH_SSE.
1585 (*mmx_pinsrw): Add SSE emulation.
1587 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1590 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
1592 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1595 * config/i386/sse.md (sse_cvtpi2ps): Changed to
1596 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
1599 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1602 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
1603 (sse_cvttps2pi): Likewise.
1605 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1608 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
1609 TARGET_MMX_WITH_SSE.
1610 (mmx_pshufw_1): Add SSE emulation.
1611 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
1612 TARGET_MMX_WITH_SSE to support SSE emulation.
1614 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1617 * config/i386/constraints.md (Yw): New constraint.
1618 * config/i386/mmx.md (*vec_dupv2si): Changed to
1619 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
1620 support SSE emulation.
1622 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1625 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
1626 TARGET_MMX_WITH_SSE.
1627 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
1629 (mmx_gt<mode>3): Likewise.
1631 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1634 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
1635 TARGET_MMX_WITH_SSE. Add SSE support.
1637 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1640 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
1641 TARGET_MMX_WITH_SSE.
1642 (any_logic:<code><mode>3): New.
1643 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
1646 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1649 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
1650 TARGET_MMX_WITH_SSE. Add SSE emulation.
1651 (mmx_<shift_insn><mode>3): Likewise.
1653 (<shift_insn><mode>3): Likewise.
1655 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1658 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
1659 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
1661 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1664 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
1665 TARGET_MMX_WITH_SSE.
1666 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
1669 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1672 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
1673 TARGET_MMX_WITH_SSE.
1675 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
1678 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1681 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
1682 (plusminus:mmx_<plusminus_insn><mode>3): Check
1683 TARGET_MMX_WITH_SSE.
1684 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
1685 (<plusminus_insn><mode>3): New.
1686 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
1687 (*mmx_<plusminus_insn><mode>3): Likewise.
1689 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1692 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
1693 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
1695 * config/i386/mmx.m (mmx_punpckhbw): Changed to
1696 define_insn_and_split to support SSE emulation.
1697 (mmx_punpcklbw): Likewise.
1698 (mmx_punpckhwd): Likewise.
1699 (mmx_punpcklwd): Likewise.
1700 (mmx_punpckhdq): Likewise.
1701 (mmx_punpckldq): Likewise.
1703 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1704 Uros Bizjak <ubizjak@gmail.com>
1707 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
1709 (ix86_split_mmx_pack): Likewise.
1710 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
1712 (ix86_split_mmx_pack): Likewise.
1713 * config/i386/i386.md (mmx_isa): New.
1714 (enabled): Also check mmx_isa.
1715 * config/i386/mmx.md (any_s_truncate): New code iterator.
1716 (s_trunsuffix): New code attr.
1717 (mmx_packsswb): Removed.
1718 (mmx_packssdw): Likewise.
1719 (mmx_packuswb): Likewise.
1720 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
1721 MMX packsswb/packuswb with SSE2.
1722 (mmx_packssdw): Likewise.
1723 * config/i386/predicates.md (register_mmxmem_operand): New.
1725 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1728 * config/i386/i386-c.c (ix86_target_macros_internal): Define
1729 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
1730 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
1731 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
1732 (ix86_vector_mode_supported_p): Likewise.
1733 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
1735 2019-05-15 Martin Liska <mliska@suse.cz>
1738 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
1741 2019-05-15 Richard Biener <rguenther@suse.de>
1743 * tree-into-ssa.c (pass_build_ssa::execute): Run
1744 update_address_taken before going into SSA.
1746 2019-05-15 Richard Biener <rguenther@suse.de>
1748 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
1749 as __BIT_FIELD_REF with type with -gimple.
1751 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
1753 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
1754 semantically equivalent branches (left over after prior refactorings).
1756 2019-05-15 Richard Biener <rguenther@suse.de>
1758 PR tree-optimization/88828
1759 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
1762 2019-05-14 Richard Biener <rguenther@suse.de>
1764 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
1765 as __VIEW_CONVERT with -gimple.
1767 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
1770 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
1773 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
1775 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
1776 define_split to become a define_insn_and_split.
1778 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
1780 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
1782 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
1783 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
1784 (sibcall_epilogue): Adjust.
1787 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1789 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
1790 to unsupported ones.
1791 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
1792 * config.host: Likewise.
1793 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
1794 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
1795 __svr4__]: Remove "brand" fallback.
1796 [!KSTAT_DATA_STRING]: Remove.
1797 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
1799 (comdat_group): Likewise.
1800 (set_have_as_tls): Likewise.
1801 (gcc_cv_target_dl_iterate_phdr): Likewise.
1802 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
1803 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
1804 * configure: Regenerate.
1805 * doc/install.texi: Simplify Solaris target triplets.
1806 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
1807 (Specific, *-*-solaris2*): Document Solaris 10 removal.
1808 Remove Solaris 10 references.
1809 Remove obsolete Solaris bug reference.
1810 (Specific, sparc-sun-solaris2.10): Remove.
1812 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
1814 * config/i386/i386.md (any_div): New code iterator.
1815 (paired_mod): New code attribute.
1816 (sgnprefix): Handle DIV and UDIV RTXes.
1818 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
1819 and udivmod<mode>4 patterns using any_div code iterator.
1820 (divmod splitters): Macroize splitters using any_div code iterator.
1821 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
1822 (*udivmodsi4_pow2_zext_2): Ditto.
1823 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
1824 and *udivmod<mode>4_noext patterns using any_div code iterator.
1825 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
1826 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
1827 patterns using any_div code iterator.
1828 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
1829 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
1830 patterns using any_div code iterator.
1831 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
1832 udivmodhiqi3 patterns using any_extend code iterator.
1834 2019-05-14 Richard Biener <rguenther@suse.de>
1835 H.J. Lu <hongjiu.lu@intel.com>
1837 PR tree-optimization/88828
1838 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
1839 permuting in a single non-constant element not extracted
1842 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
1844 * internal-fn.def (SIGNBIT): New.
1845 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
1847 (signbitv4sf2): Likewise.
1849 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
1852 * config/mips/mips.c (mips_split_move): Skip forward SRC into
1853 next insn when the SRC reg is dead.
1855 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
1857 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
1858 (alloc_cand_and_find_basis): Ditto.
1859 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
1860 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
1861 (create_add_imm_cand, slsr_process_cast): Ditto.
1862 (slsr_process_copy, replace_mult_candidate): Ditto.
1863 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
1864 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
1865 (pass_strength_reduction::execute): Init the first NULL element.
1867 2019-05-13 Nathan Sidwell <nathan@acm.org>
1869 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
1870 (run_attempt): Reformat line break.
1872 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
1875 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
1876 data registers in sibcall epilogues.
1877 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
1879 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
1882 * configure.ac (--enable-frame-pointer):
1883 Disable by default for cygwin and mingw.
1884 * configure: Regenerate.
1886 2019-05-13 Nathan Sidwell <nathan@acm.org>
1888 * dwarf2out.c (breakout_comdat_types): Move comment to correct
1890 (const_ok_for_output_1): Balance parens around #if/#else/#endif
1891 (gen_member_die): Move abstract origin check earlier. Only VARs
1892 can be static_inline_p. Simplify splicing control flow.
1894 2019-05-13 Richard Biener <rguenther@suse.de>
1896 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
1898 (vect_build_slp_tree_1): Likewise.
1900 2019-05-13 Richard Biener <rguenther@suse.de>
1902 PR tree-optimization/90402
1903 * tree-if-conv.c (tree_if_conversion): Value number only
1904 the loop body by making the latch an exit of the region
1906 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
1908 (do_rpo_vn): Deal with multiple edges into the entry block
1909 that are not backedges inside the region by skipping PHIs
1912 2019-05-13 Richard Biener <rguenther@suse.de>
1914 PR tree-optimization/90316
1915 * tree-ssa-pre.c (insert_aux): Fold into ...
1916 (insert): ... this function. Use a RPO walk to reduce the
1917 number of required iterations.
1919 2019-05-13 Martin Liska <mliska@suse.cz>
1921 PR tree-optimization/90416
1922 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
1923 string instead of passing the second part as va_arg argument.
1925 2019-05-13 Martin Liska <mliska@suse.cz>
1927 PR gcov-profile/90380
1928 * gcov.c (handle_cycle): Do not support zero cycle count,
1929 it should not be possible.
1930 (path_contains_zero_cycle_arc): New function.
1931 (circuit): Ignore zero cycle arc counts.
1933 2019-05-13 Martin Liska <mliska@suse.cz>
1935 PR gcov-profile/90380
1936 * gcov.c (enum loop_type): Remove the enum and
1938 (handle_cycle): Assert that we should not reach
1940 (circuit): Use loop_found instead of a tri-state loop_type.
1941 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
1944 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
1947 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
1948 (ix86_output_indirect_branch_via_reg): Use output mechanism
1949 accounting for __USER_LABEL_PREFIX__.
1950 (ix86_output_indirect_branch_via_push): Likewise.
1951 (ix86_output_function_return): Likewise.
1952 (ix86_output_indirect_function_return): Likewise.
1954 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
1956 * doc/md.texi: Document use of code attributes in rtx patterns.
1957 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
1958 * read-rtl.c (find_code): Split out search loops into...
1959 (maybe_find_code): ...this new function.
1960 (check_code_iterator): Make the error message more informative.
1961 (check_code_attribute): New function.
1962 (rtx_reader::rtx_alloc_for_name): Likewise.
1963 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
1964 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
1965 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
1966 <max_opp> directly as an rtx code instead of via a match_operator.
1967 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
1968 (<su>abd<mode>_3): Update accordingly.
1970 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
1972 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
1973 is given, print the state of the EH "save world" computation for
1976 2019-05-11 Jakub Jelinek <jakub@redhat.com>
1979 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
1980 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
1982 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
1984 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
1985 Use pinsrd for TARGET_SSE4_1.
1986 * config/i386/sse.md (movdi_to_sse): Ditto.
1988 2019-05-10 Richard Biener <rguenther@suse.de>
1990 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
1991 (do_rpo_vn): Initialize next_value_id.
1993 2019-05-10 Martin Liska <mliska@suse.cz>
1995 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
1998 2019-05-10 Jakub Jelinek <jakub@redhat.com>
2000 PR tree-optimization/90385
2001 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
2002 arguments of the exit phis.
2005 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
2006 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
2008 (copy_tree_body_r): Likewise.
2009 (copy_fn): Set id.do_not_fold to true.
2011 2019-05-10 Martin Liska <mliska@suse.cz>
2013 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
2014 Reapply changes from r269790.
2016 2019-05-10 Martin Liska <mliska@suse.cz>
2019 * doc/invoke.texi: New params.
2020 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
2021 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
2022 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2024 * tree-switch-conversion.h (struct jump_table_cluster):
2027 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
2029 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
2031 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
2033 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
2035 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
2037 PR rtl-optimization/88879
2038 * sel-sched.c (sel_target_adjust_priority): Remove assert.
2040 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
2043 * config/arm/arm.c (callee_saved_reg_p): Move before
2044 thumb_find_work_register.
2045 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
2046 thumb_find_work_register. Only call df_get_live_out once.
2047 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
2048 (thumb_find_work_register): Use
2049 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
2050 algorithms to locate a spare call clobbered reg.
2052 2019-05-09 Martin Liska <mliska@suse.cz>
2054 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
2055 and MAX_EXPR in GIMPLE FE format.
2057 2019-05-09 Martin Liska <mliska@suse.cz>
2059 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
2060 * gimple-pretty-print.c (dump_gimple_bb_header):
2062 (pp_cfg_jump): Dump edge probability.
2063 * profile-count.c (profile_quality_as_string): Simplify
2064 with a static array.
2065 (parse_profile_quality): New function.
2066 (profile_count::dump): Simplify with a static array.
2067 (profile_count::from_gcov_type): Add new argument.
2068 * profile-count.h (parse_profile_quality): Likewise.
2069 * predict.h (set_hot_bb_threshold): New.
2070 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2072 * predict.c (get_hot_bb_threshold): Set from the new param.
2073 (set_hot_bb_threshold): New.
2075 2019-05-09 Richard Biener <rguenther@suse.de>
2077 PR tree-optimization/90395
2078 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
2079 rewrite vector stores that throw internally.
2081 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
2083 * cif-code.def (CHKP): Remove.
2086 * configure.ac (--enable-frame-pointer): Disable by default for
2088 * configure: Regenerate.
2090 2019-05-09 Alan Modra <amodra@gmail.com>
2093 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
2094 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
2095 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
2096 cost for general <-> vsx when direct moves are available.
2097 Cost union classes at minimal cost for any reg in the class.
2098 Correct calculation for moves between vsx, float, and altivec.
2099 Don't return a low cost for moves between special regs. Don't
2100 use hard coded register numbers.
2101 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
2102 (rs6000_ira_change_pseudo_allocno_class): New function.
2103 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
2104 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
2106 (movsi_internal1): Don't disparage vector alternatives.
2107 (mov<mode>_internal): Likewise, excepting alternative that
2109 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
2110 we <- b alternative.
2112 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2115 PR tree-optimization/89060
2116 * tree-ssa-live.h (live_vars_map): New typedef.
2117 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
2118 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
2119 (struct compute_live_vars_data): New type.
2120 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
2121 live_vars_at_stmt, destroy_live_vars): New functions.
2122 * tree-tailcall.c: Include tree-ssa-live.h.
2123 (live_vars, live_vars_vec): New global variables.
2124 (find_tail_calls): Perform variable life analysis before punting.
2125 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
2126 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
2128 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
2129 Perform variable life analysis to select variables that really need
2131 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
2132 instead set id->eh_landing_pad_dest and assert it is the same.
2133 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
2135 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
2136 Richard Earnshaw <rearnsha@arm.com>
2139 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
2141 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
2142 (thumb1_compute_save_core_reg_mask): Don't force a spare work
2143 register if both the epilogue and prologue can use call-clobbered
2145 (thumb1_unexpanded_epilogue): Use
2146 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
2147 picking temporaries for restoring high regs to match that of the
2148 prologue where possible.
2149 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
2150 the list of work registers. Detect if the return address is still live
2151 at the end of the prologue and avoid using it for a work register if so.
2152 If the return address is not live, add LR to the list of pushable regs
2153 after the first pass.
2155 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2157 PR tree-optimization/90078
2158 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
2159 (INFTY): Increase the value for infinite cost.
2160 (struct comp_cost): Promote type of members to int64_t.
2161 (infinite_cost): Don't set complexity in initialization.
2162 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
2163 overflows to infinite_cost.
2164 (adjust_setup_cost): Promote type of parameter and cost computation
2166 (struct ainc_cost_data, struct iv_ca): Promote type of member to
2168 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
2169 cost computation to int64_t.
2170 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
2171 int64_t's format specifier in dump.
2173 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2175 PR tree-optimization/90240
2176 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
2177 with respect to scaling factor pre-computed for each basic block.
2178 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
2179 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
2180 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
2181 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
2182 live range for array of loop's basic blocks. Cleanup aux field of
2183 loop's basic blocks.
2185 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2187 PR tree-optimization/90356
2188 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
2190 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
2192 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
2193 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
2194 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
2195 (ix86_handle_option): Handle -mavx512bf16.
2196 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
2198 * config/i386/avx512bf16vlintrin.h: New.
2199 * config/i386/avx512bf16intrin.h: New.
2200 * config/i386/cpuid.h (bit_AVX512BF16): New.
2201 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
2202 * config/i386/i386-builtin-types.def: Add new types.
2203 * config/i386/i386-builtin.def: Add new builtins.
2204 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2206 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
2207 (ix86_option_override_internal): Handle BF16.
2208 (ix86_valid_target_attribute_inner_p): Ditto.
2209 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
2210 * config/i386/i386-builtin.c (enum processor_features): Add
2212 (static const _isa_names_table isa_names_table): Ditto.
2213 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
2214 (PTA_AVX512BF16): Ditto.
2215 * config/i386/i386.opt: Add -mavx512bf16.
2216 * config/i386/immintrin.h: Include avx512bf16intrin.h
2217 and avx512bf16vlintrin.h.
2218 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
2219 avx512f_cvtneps2bf16_<mode><mask_name>,
2220 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
2221 * config/i386/subst.md (mask_half): Add new subst.
2222 * doc/invoke.texi: Document -mavx512bf16.
2224 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
2226 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
2228 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
2229 (rs6000_debug_legitimize_reload_address): Delete.
2230 (rs6000_legitimize_reload_address_ptr): Delete.
2231 (rs6000_option_override_internal): Adjust.
2232 (mem_operand_gpr): Adjust comment.
2233 (legitimate_lo_sum_address_p): Ditto.
2234 (rs6000_legitimize_reload_address): Delete.
2235 (rs6000_debug_legitimize_reload_address): Delete.
2236 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
2238 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
2241 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2242 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
2243 to compute vector element selector for both constant and variable
2246 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2248 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
2249 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
2250 ashrdi3_cvt using SWI48 mode iterator.
2252 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2254 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
2255 (aarch64_<su>abd<mode>_3): Likewise.
2256 (*aarch64_<su>abd<mode>_3): New define_insn.
2257 (<sur>sad<vsi2qi>): New define_expand.
2258 * config/aarch64/iterators.md: Added MAX_OPP attribute.
2259 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
2260 (build_vect_cond_expr): Likewise.
2262 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2264 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
2265 clobbers outside of accessible_reg_set.
2266 * config/i386/i386.c (ix86_conditional_register_usage):
2267 Disable register sets by clearing corresponding bits in
2268 accessible_reg_set. Do not set corresponding bits in fixed_regs,
2269 call_used_regs and don't clear corresponding reg_names array members.
2271 2019-05-07 Richard Biener <rguenther@suse.de>
2273 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
2274 not specified still compute a comp_vectype for invariant
2277 2019-05-07 Richard Biener <rguenther@suse.de>
2279 PR tree-optimization/90316
2280 * tree-ssa-pre.c (translate_vuse_through_block): When
2281 same_valid is NULL do not bother to search for a virtual
2283 (phi_translate_1): When operands changed we cannot keep
2284 the same value-number so do not bother to ask whether
2285 that's possible from translate_vuse_through_block.
2287 2019-05-07 Martin Liska <mliska@suse.cz>
2289 * bitmap.c (bitmap_register): Come up with
2290 alloc_descriptor_max_uid and assign it for
2292 (register_overhead): Use get_descriptor as
2294 (release_overhead): New.
2295 (bitmap_elem_to_freelist): Call it.
2296 (bitmap_elt_clear_from): Likewise.
2297 (bitmap_obstack_free): Likewise.
2298 (bitmap_move): Sensitively release memory.
2299 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
2300 (bitmap_initialize): Initialize alloc_descriptor to zero.
2301 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
2303 2019-05-07 Richard Biener <rguenther@suse.de>
2305 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
2306 we build a SLP node. Remove max_size and limiting.
2307 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
2309 2019-05-07 Richard Biener <rguenther@suse.de>
2311 PR tree-optimization/90316
2312 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
2314 (walk_non_aliased_vuses): Take walking limit argument.
2315 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
2316 walking if it is reached instead of just counting.
2317 (get_continuation_for_phi): Likewise.
2318 (walk_non_aliased_vuses): Likewise, instead of leaving counter
2319 limiting to the callback.
2320 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
2321 (vn_reference_lookup_3): Likewise.
2322 (vn_reference_lookup_pieces): Likewise.
2323 (vn_reference_lookup): Likewise.
2324 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
2325 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
2326 (avail_exprs_stack::lookup_avail_expr): Likewise.
2328 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
2330 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
2331 for comparaible types in the second direction even if first one
2332 hits incomparable type.
2334 2019-05-07 Richard Biener <rguenther@suse.de>
2337 * lto-wrapper.c (debug_objcopy): Use the original filename
2338 including archive offset for the filename used for -save-temps.
2340 2019-05-07 Li Jia He <helijia@linux.ibm.com>
2342 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
2345 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2347 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
2348 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
2349 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
2350 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
2351 (FRAME_POINTER_REGNUM): Change numbering.
2352 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
2353 (alt_reg_names): Adjust.
2354 (rs6000_conditional_register_usage): Don't mark hard register 64 as
2356 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
2357 (DWARF_FRAME_REGISTERS): Delete.
2358 (DWARF2_FRAME_REG_OUT): Fix whitespace.
2359 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2361 (REG_ALLOC_ORDER): Adjust.
2362 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
2363 (REG_CLASS_CONTENTS): Adjust.
2364 (RETURN_ADDR_RTX): Change comment.
2365 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
2367 (REGISTER_NAMES): Adjust.
2368 (ADDITIONAL_REGISTER_NAMES): Adjust.
2369 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
2371 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2373 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
2375 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
2376 (DWARF_FRAME_REGISTERS): Adjust.
2377 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2379 (REG_ALLOC_ORDER): Adjust.
2380 (enum reg_class): Delete SPR_REGS.
2381 (REG_CLASS_NAMES): Delete SPR_REGS.
2382 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
2383 (REGISTER_NAMES): Adjust.
2384 (ADDITIONAL_REGISTER_NAMES): Adjust.
2385 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
2386 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
2387 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
2388 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
2389 (htm_spr_regno): Delete.
2390 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
2392 (rs6000_dbx_register_number): Adjust.
2394 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2396 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
2398 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2400 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
2401 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
2403 2019-05-06 Jakub Jelinek <jakub@redhat.com>
2405 PR tree-optimization/88709
2406 PR tree-optimization/90271
2407 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
2408 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
2409 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
2411 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
2412 of the store merging group is larger than
2413 PARAM_STORE_MERGING_MAX_SIZE parameter.
2414 (split_group): Add bzero_first argument. If set, always emit first
2415 the first store which must be = {} of the whole area and then for the
2416 rest of the stores consider all zero bytes as paddings.
2417 (imm_store_chain_info::output_merged_store): Check if first store
2418 is = {} of the whole area and if yes, determine which setting of
2419 bzero_first for split_group gives smaller number of stores. Adjust
2420 split_group callers.
2421 (lhs_valid_for_store_merging_p): Allow decls.
2422 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
2424 (pass_store_merging::process_store): Likewise.
2426 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
2429 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
2430 handling of V1TImode.
2432 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
2435 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
2436 and enable_frame_pointer ...
2437 * configure.ac: ... here. Update help strings for
2438 --enable-frame-pointer.
2439 * configure: Regenerate.
2440 * config/i386/i386-options.c (ix86_option_override_internal): Remove
2441 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
2442 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
2443 (USE_X86_64_FRAME_POINTER): Ditto.
2445 2019-05-06 Martin Liska <mliska@suse.cz>
2447 * config.gcc: Append to target_gtfiles and fix indentation.
2449 2019-05-06 Richard Biener <rguenther@suse.de>
2451 PR tree-optimization/90358
2452 * tree-vect-stmts.c (get_group_load_store_type): Properly
2453 detect unused upper half of load.
2454 (vectorizable_load): Likewise.
2456 2019-05-06 Richard Biener <rguenther@suse.de>
2458 PR tree-optimization/88828
2459 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
2460 (simplify_vector_constructor): ...here. Handle constants in
2463 2019-05-06 Richard Biener <rguenther@suse.de>
2465 PR tree-optimization/90328
2466 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
2467 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
2468 is valid in the loop nest before using it.
2469 (initialize_data_dependence_relation): Adjust.
2470 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
2471 loop as loop-nest to dr_may_alias_p.
2473 2019-05-06 Richard Biener <rguenther@suse.de>
2475 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
2477 2019-05-06 Richard Biener <rguenther@suse.de>
2479 PR tree-optimization/90316
2480 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
2481 compute target on demand.
2482 (get_continuation_for_phi): Remove code walking stmts to
2483 get to a target virtual operand which could end up being
2486 2019-05-06 Martin Liska <mliska@suse.cz>
2489 * config/i386/i386-options.c (ix86_option_override_internal): Error only
2490 when -mabi is selected to a non-default version.
2492 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
2493 Martin Liska <mliska@suse.cz>
2495 * Makefile.in: Add lto-dump.texi.
2496 * cgraph.h: Add new functions get_visibility_string and
2497 get_symtab_type_string.
2498 * doc/gcc.texi: Include lto-dump section.
2499 * doc/lto-dump.texi: New file.
2500 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
2501 (parse_dump_option): Factor out this function.
2502 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
2503 (parse_dump_option): Export the function.
2504 * symtab.c (symtab_node::get_visibility_string): New function.
2505 (symtab_node::get_symtab_type_string): Likewise.
2507 2019-05-06 Martin Liska <mliska@suse.cz>
2509 * config/i386/i386-builtins.c: New file.
2510 * config/i386/i386-builtins.h: New file.
2511 * config/i386/i386-expand.c: New file.
2512 * config/i386/i386-expand.h: New file.
2513 * config/i386/i386-features.c: New file.
2514 * config/i386/i386-features.h: New file.
2515 * config/i386/i386-options.c: New file.
2516 * config/i386/i386-options.h: New file.
2517 * config.gcc: Add new files into extra_objs and
2519 * config/i386/i386.c: Split content of the file
2520 into newly introduced files.
2521 * config/i386/i386.h: Declare common variables
2523 * config/i386/t-i386: Define dependencies for new files.
2525 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
2528 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
2529 Restrict 'all' variant to 32-bit configurations.
2530 (unaligned_loadhiu): Likewise.
2531 (unaligned_storehi): Likewise.
2532 (unaligned_storesi): Likewise.
2533 (unaligned_loadhis): Disable when compiling for thumb1.
2535 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
2537 PR tree-optimization/90269
2538 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
2541 2019-05-03 Martin Liska <mliska@suse.cz>
2543 * hash-map.h: Add is_empty function.
2544 * hash-set.h: Likewise.
2545 * hash-table.h: Likewise.
2546 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
2547 elements () == 0 (and similar usages).
2548 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
2549 * gimplify.c (gimplify_bind_expr): Likewise.
2550 (gimplify_switch_expr): Likewise.
2551 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
2552 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
2553 * postreload-gcse.c (dump_hash_table): Likewise.
2554 (gcse_after_reload_main): Likewise.
2555 * predict.c (combine_predictions_for_bb): Likewise.
2556 * tree-parloops.c (reduction_phi): Likewise.
2557 (separate_decls_in_region): Likewise.
2558 (transform_to_exit_first_loop): Likewise.
2559 (gen_parallel_loop): Likewise.
2560 (gather_scalar_reductions): Likewise.
2561 (try_create_reduction_list): Likewise.
2562 * var-tracking.c (dump_vars): Likewise.
2563 (emit_notes_for_changes): Likewise.
2564 (vt_emit_notes): Likewise.
2566 2019-05-03 Richard Biener <rguenther@suse.de>
2568 PR tree-optimization/90316
2569 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
2572 2019-05-03 Richard Biener <rguenther@suse.de>
2574 * tree-vect-stmts.c (get_group_load_store_type): Avoid
2575 peeling for gaps by loading only lower halves of vectors
2577 (vectorizable_load): Likewise.
2579 2019-05-03 Richard Biener <rguenther@suse.de>
2582 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
2584 2019-05-03 Richard Biener <rguenther@suse.de>
2587 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
2588 Handle STRING_CST vs DECL or STRING_CST.
2590 2019-05-03 Richard Biener <rguenther@suse.de>
2592 PR tree-optimization/88963
2593 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
2594 vector loads feeding only BIT_FIELD_REFs to component
2595 loads. Rewrite stores fed by CONSTRUCTORs to component
2598 2019-05-03 Jakub Jelinek <jakub@redhat.com>
2600 * opts.h (finish_options): Remove lang_mask argument.
2601 (print_help, help_option_argument): Declare.
2602 * opts.c (print_help): Remove forward declaration, no longer static.
2603 (finish_options): Remove lang_mask argument, don't call print_help
2605 * opts-global.c (decode_options): Adjust finish_option caller, call
2608 PR tree-optimization/90303
2609 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
2610 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
2612 2019-05-03 Richard Biener <rguenther@suse.de>
2614 PR tree-optimization/89698
2615 * gimple-fold.c (canonicalize_constructor_val): Early out
2616 for constants, handle unfolded INTEGER_CSTs as they appear in
2617 C++ virtual table ctors.
2619 2019-05-03 Richard Biener <rguenther@suse.de>
2621 * passes.c (execute_function_todo): Remove dead code.
2623 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
2625 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
2626 the internal register number, for any "real" register.
2628 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
2630 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
2631 correct numbers for TFHAR, TFIAR, TEXASR.
2633 2019-05-02 Richard Biener <rguenther@suse.de>
2635 PR tree-optimization/89653
2636 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
2637 update-address-taken before the pass.
2638 * passes.def (pass_tree_loop_init): Put comment before it.
2640 2019-05-02 Richard Biener <rguenther@suse.de>
2642 PR tree-optimization/89509
2643 * tree-ssa-structalias.c (compute_dependence_clique): Look
2644 at the first subvar when determining whether it is restrict.
2646 2019-05-02 Richard Biener <rguenther@suse.de>
2648 PR tree-optimization/90273
2649 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
2650 useless debug stmts.
2652 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2654 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
2656 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
2658 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
2659 VEC_COND_EXPR be inserted to emulate a conditional internal function.
2660 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
2661 (vectorizable_reduction): Use the functions above to vectorize in a
2662 fully masked loop codes that don't have a conditional internal
2665 2019-05-02 Martin Liska <mliska@suse.cz>
2667 * cgraphclones.c: Call valid_attribute_p with 1 for
2669 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
2670 it's for target attribute.
2671 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
2672 Add new boolean argument.
2673 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
2675 (ix86_valid_target_attribute_tree): Pass target_clone_attr
2676 to ix86_valid_target_attribute_inner_p.
2677 (ix86_valid_target_attribute_p): Pass flags argument to
2678 ix86_valid_target_attribute_inner_p.
2679 (get_builtin_code_for_version): Use 0 as it's target attribute.
2681 2019-05-02 Martin Liska <mliska@suse.cz>
2683 * gcc.c (process_command): Add dummy file only
2685 * opts-global.c (decode_options): Pass lang_mask.
2686 * opts.c (print_help): New function.
2687 (finish_options): Print --help if help_option_argument
2689 (common_handle_option): Factor out content of OPT__help_
2691 * opts.h (finish_options): Add new argument.
2693 2019-05-02 Martin Liska <mliska@suse.cz>
2696 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
2697 With -minline-all-stringops use inline expansion using 4B loop.
2698 * doc/invoke.texi: Document the change of
2699 -minline-all-stringops.
2701 2019-05-01 Jeff Law <law@redhat.com>
2703 PR tree-optimization/88797
2704 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
2705 PHI feeds a conditional on the RHS of an assignment.
2707 2019-04-30 Andrew Waterman <andrew@sifive.com>
2708 Jim Wilson <jimw@sifive.com>
2710 * config/riscv/constraints.md (L): New.
2711 * config/riscv/predicates.md (lui_operand): New.
2712 (sfb_alu_operand): New.
2713 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
2714 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
2715 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
2716 * config/riscv/risc.md (type): Add sfb_alu.
2717 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
2718 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
2719 (branch_zero<mode>): Delete.
2721 (mov<GPR:mode><X:mode>cc): Likewise.
2722 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
2724 2019-04-30 Nathan Sidwell <nathan@acm.org>
2726 * tree.h (MARK_TS_EXP): New.
2728 2019-04-30 Martin Liska <mliska@suse.cz>
2730 * opts.c (enable_warning_as_error): Provide hints
2731 for unknown options.
2733 2019-04-30 Martin Liska <mliska@suse.cz>
2736 * doc/invoke.texi: Add missing dash for gas-locview-support
2737 and gno-as-locview-support.
2739 2019-04-30 Jakub Jelinek <jakub@redhat.com>
2742 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
2743 whitespace at the start of target attribute string.
2745 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2748 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
2749 Define __ARM_FEATURE_ATOMICS.
2751 2019-04-30 Martin Liska <mliska@suse.cz>
2753 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
2754 into built_in_function enum. Remove code for endp == 2 and
2755 use BUILT_IN_* constants.
2756 (gimple_fold_builtin): Call the function with fcode.
2758 2019-04-30 Martin Liska <mliska@suse.cz>
2760 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
2761 DECL_FUNCTION_CODE into ix86_builtins enum before
2762 the switch statement.
2764 2019-04-30 Jakub Jelinek <jakub@redhat.com>
2766 PR tree-optimization/89475
2767 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
2770 2019-04-30 Martin Liska <mliska@suse.cz>
2772 PR translation/90274
2773 * opts.c (print_filtered_help): Wrap string in _(...).
2775 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
2777 PR tree-optimization/90240
2779 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
2781 PR tree-optimization/90078
2782 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
2783 checks for infinite_cost overflow.
2785 2019-04-29 Jeff Law <law@redhat.com>
2787 * passes.def: Move -Wrestrict pass after copy propagation.
2789 2019-04-29 Maya Rashish <coypu@sdf.org>
2791 * config.gcc (default_gnu_indirect_function): Default to yes
2792 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
2793 sparc*-*-netbsd*, x86_64-*-netbsd*.
2795 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
2797 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
2798 where cond2 is NE_EXPR.
2799 (is_value_included_in): Update comment.
2801 2019-04-29 Richard Biener <rguenther@suse.de>
2803 PR tree-optimization/90278
2804 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
2805 EH on comparison simplification.
2807 2019-04-29 Jason Merrill <jason@redhat.com>
2809 PR c++/82081 - tail call optimization breaks noexcept
2810 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
2811 nothrow function to a might-throw function into a tail call.
2813 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
2815 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
2816 (DDR_INNER_LOOP): Likewise.
2817 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
2818 (initialize_data_dependence_relation): Likewise.
2819 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
2821 2019-04-29 Jakub Jelinek <jakub@redhat.com>
2823 PR rtl-optimization/90257
2824 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
2828 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
2832 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
2835 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
2838 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
2840 * lra-spills.c (lra_final_code_change): Remove useless move insns.
2842 2019-04-29 Richard Biener <rguenther@suse.de>
2844 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
2847 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
2849 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
2850 varasm.h, and netbsd-protos.h.
2852 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
2855 * config/i386/i386-protos.h (ix86_data_alignment): Change
2856 the second argument type to unsigned int.
2857 * config/i386/i386.c (ix86_data_alignment): Change "align"
2858 argument type to unsigned int.
2860 2019-04-27 Martin Liska <mliska@suse.cz>
2863 * opt-suggestions.c (option_proposer::build_option_suggestions):
2864 When get_valid_option_values returns empty values, add the
2865 misspelling candidate.
2867 2019-04-26 Jim Wilson <jimw@sifive.com>
2869 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
2871 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
2872 Pass orig_mode to riscv_build_integer.
2873 (riscv_split_integer): Pass mode to riscv_move_integer.
2874 (riscv_legitimize_const_move): Likewise.
2875 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
2876 promoted_mode. Replace force_reg call with code to load constant into
2877 promoted reg and then subreg it for the store.
2878 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
2881 2018-04-26 Eugene Sharygin <eush@ispras.ru>
2883 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
2886 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
2888 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
2889 commentary about the encoding of precision.
2891 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
2893 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
2894 * config/i386/t-freebsd64: New file.
2895 * config.gcc: Add the t-freebsd64 for multilib support.
2897 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
2899 * doc/extend.texi (vector_size): Add missing comma after @xref.
2901 2019-04-25 Jakub Jelinek <jakub@redhat.com>
2903 * BASE-VER: Set to 10.0.0.
2905 2019-04-25 Richard Biener <rguenther@suse.de>
2908 * gimplify.c (gimplify_expr): Avoid turning a lvalue
2909 VIEW_CONVERT_EXPR into one operating on an rvalue.
2911 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
2914 * config/i386/i386.c (feature_priority): Moved to file scope.
2915 (processor_features): Likewise.
2916 (processor_model): Likewise.
2917 (_arch_names_table): Likewise.
2918 (arch_names_table): Likewise.
2919 (_feature_list): Removed.
2920 (feature_list): Likewise.
2921 (_isa_names_table): Moved to file scope. Add priority.
2922 (isa_names_table): Likewise.
2923 (get_builtin_code_for_version): Replace feature_list with
2924 isa_names_table. Update error message for P_ZERO priority.
2926 2019-04-25 Richard Biener <rguenther@suse.de>
2928 * tree-pass.h (make_pass_phi_only_cprop): Remove.
2929 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
2931 2019-04-24 Jeff Law <law@redhat.com>
2933 PR tree-optimization/90037
2934 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
2935 * passes.def: Replace all instance of phi-only cprop with the
2936 lattice propagator. Move propagation pass from after erroneous
2937 path isolation to before erroneous path isolation.
2938 * tree-ssa-phionlycprop.c: Remove.
2940 2019-04-24 Richard Biener <rguenther@suse.de>
2943 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
2944 by size and BITS_PER_UNIT on poly-wide-ints.
2946 2019-04-25 Richard Biener <rguenther@suse.de>
2949 * match.pd: Add pattern to simplify view-conversion of an
2952 2019-04-24 Clement Chigot <clement.chigot@atos.net>
2954 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
2955 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
2956 for Go on 32 bit AIX.
2957 * config/rs6000/aix72.h: Likewise.
2959 2019-04-24 Jakub Jelinek <jakub@redhat.com>
2962 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
2963 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
2965 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
2968 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
2969 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
2970 for restored hard frame pointer.
2971 (s390_sched_dependencies_evaluation): Implement new target hook.
2972 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
2974 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
2976 * config/arc/arc-options.def: Fix typos and spelling mistakes.
2977 * config/arc/arc.c (arc_init): Cleanup warning message.
2978 (arc_override_options): Likewise.
2980 2019-04-24 Jakub Jelinek <jakub@redhat.com>
2983 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
2984 a register if both if_true and if_false are MEMs.
2986 PR tree-optimization/90208
2987 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
2988 after labels of new_bb, not before them.
2990 PR tree-optimization/90211
2991 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
2992 which are not SSA_NAMEs.
2994 2018-04-23 Sudakshina Das <sudi.das@arm.com>
2996 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
2998 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
3000 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3002 PR rtl-optimization/87979
3003 * modulo-sched.c (sms_schedule): Start ii value "mii" should
3006 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3008 PR rtl-optimization/84032
3009 * modulo-sched.c (ps_insn_find_column): Change condition so that
3010 branch will always be the last insn in a row inside partial
3013 2019-04-23 Richard Biener <rguenther@suse.de>
3016 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
3017 dest_single_pred_p argument.
3018 (remove_forwarder_block): Adjust.
3019 (remove_forwarder_block_with_phi): Likewise.
3021 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3022 Bernd Edlinger <bernd.edlinger@hotmail.de>
3023 Jakub Jelinek <jakub@redhat.com>
3026 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
3027 if used with general-regs-only.
3028 (arm_conditional_register_usage): Don't add non-general regs if
3030 (arm_valid_target_attribute_rec): Handle general-regs-only.
3031 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
3033 (TARGET_HARD_FLOAT_SUB): Define.
3034 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
3035 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
3036 (TARGET_REALLY_IWMMXT2): Likewise.
3037 * config/arm/arm.opt: Add -mgeneral-regs-only.
3038 * doc/extend.texi: Document ARM general-regs-only target.
3039 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
3041 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3043 PR tree-optimization/90078
3044 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3045 checks for infinite_cost overflow.
3047 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3049 PR tree-optimization/90021
3050 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
3051 and check univariate against it.
3052 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
3053 * tree-data-ref.c (add_other_self_distances): Pass new argument.
3055 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3059 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3062 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3065 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3067 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3069 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
3071 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
3072 names using operand format, rather than hard-wired.
3073 (speculation_barrier): Likewise.
3075 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
3077 PR tree-optimization/88055
3078 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
3079 (gen_one_condition): Use it if !HONOR_NANS.
3081 2019-04-19 Jakub Jelinek <jakub@redhat.com>
3084 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
3085 assign_temp instead of gen_reg_rtx.
3087 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
3089 PR translation/90118
3090 * config/aarch64/aarch64.c (aarch64_override_options_internal):
3091 Add missing space before %<.
3093 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
3095 PR rtl-optimization/87871
3096 * ira-lives.c (make_object_dead): Don't add conflicts to
3097 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
3099 2019-04-18 Martin Sebor <msebor@redhat.com>
3102 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
3103 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
3104 assuming type size fits in SHWI.
3106 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
3109 * ipa-inline.c (flatten_function): New parameter UPDATE.
3110 (ipa_inline, early_inliner): Use it.
3112 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3114 * fold-const.c (int_const_binop): Return early on failure.
3116 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3119 * combine.c (force_int_to_mode): Cast the argument rather than
3120 the result of known_alignment.
3121 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
3123 2019-04-18 Richard Biener <rguenther@suse.de>
3126 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
3128 (remove_forwarder_block): ... here.
3129 (remove_forwarder_block_with_phi): Also move debug stmts here.
3131 2019-04-18 Jakub Jelinek <jakub@redhat.com>
3133 PR translation/79183
3134 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
3135 inform where appropriate.
3137 2019-04-18 Richard Biener <rguenther@suse.de>
3139 * tree.c (get_qualified_type): Put found type variants at the
3140 head of the variant list.
3142 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3144 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
3146 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
3149 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
3150 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
3151 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
3152 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
3153 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
3155 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
3157 * ira-conflicts.c (print_allocno_conflicts): Always print something,
3158 even for allocno's with no conflicts.
3159 (print_conflicts): Print an extra newline.
3161 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3163 * auto-inc-dec.c (attempt_change): Set the alignment of the
3164 temporary memory to that of the original.
3166 2019-04-17 Joao Moreira <jmoreira@suse.de>
3168 * targhooks.c (default_print_patchable_function_entry): Emit
3169 __patchable_function_entries section with writable flags to allow
3170 relocation resolution.
3172 2019-04-17 Jonny Grant <jg@jguk.org>
3174 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
3176 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3179 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
3182 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
3184 * config/arc/arc.c (arc_init): Format diagnostic string.
3185 (arc_override_options): Likewise.
3186 (check_if_valid_regno_const): Likewise.
3187 (arc_reorg): Likewise.
3189 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3192 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
3194 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
3196 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
3197 (*movdi_update1): Use Pmode.
3198 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
3199 (movdi_<mode>_update_stack): Rename to ...
3200 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
3202 (*movsi_update1): Use Pmode.
3203 (*movsi_update2): Use Pmode.
3204 (movsi_update): Rename to ...
3205 (movsi_<mode>_update): ... this. Use Pmode.
3206 (movsi_update_stack): Fix condition.
3207 (*movhi_update1): Use Pmode. Fix argument to
3208 avoiding_indexed_address_p.
3209 (*movhi_update2): Ditto.
3210 (*movhi_update3): Ditto.
3211 (*movhi_update4): Ditto.
3212 (*movqi_update1): Ditto.
3213 (*movqi_update2): Ditto.
3214 (*movqi_update3): Ditto.
3215 (*movsf_update1, *movdf_update1): Merge, rename to...
3216 (*mov<mode>_update1): This. Use Pmode. Fix argument to
3217 avoiding_indexed_address_p. Add "size" attribute.
3218 (*movsf_update2, *movdf_update2): Merge, rename to...
3219 (*mov<mode>_update2): This. Ditto.
3220 (*movsf_update3): Use Pmode. Fix argument to
3221 avoiding_indexed_address_p.
3222 (*movsf_update4): Ditto.
3223 (allocate_stack): Simplify condition. Adjust pattern names.
3225 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3228 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
3229 whitespace at the start of target attribute string.
3231 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
3234 * config/rs6000/power9.md: Add store forwarding bypass.
3236 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
3239 * valtrack.c (dead_debug_insert_temp): Reset debug references
3240 to the return value of a call being removed.
3242 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3244 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
3245 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
3246 implement target hook.
3247 (arc_memory_move_cost): New function.
3248 (TARGET_REGISTER_MOVE_COST): Define.
3249 (TARGET_MEMORY_MOVE_COST): Likewise.
3250 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
3251 (MEMORY_MOVE_COST): Likewise.
3253 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3255 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
3256 (sibcall_value_insn): Likewise.
3257 * config/arc/constraints.md (Rs5): Remove.
3259 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3261 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
3262 for last two fake registers.
3263 (arc_conditional_register_usage): Make sure fake frame and arg
3264 pointer regs are in general regs class.
3265 (FRAME_POINTER_MASK): Remove.
3266 (RETURN_ADDR_MASK): Remove.
3267 (arc_must_save_register): Use hard frame regnum.
3268 (frame_restore_reg): Use hard_frame_pointer_rtx.
3269 (arc_save_callee_saves): Likewise.
3270 (arc_restore_callee_saves): Likewise.
3271 (arc_save_callee_enter): Likewise.
3272 (arc_restore_callee_leave): Likewise.
3273 (arc_save_callee_milli): Likewise.
3274 (arc_eh_return_address_location): Likewise.
3275 (arc_check_multi): Use hard frame regnum.
3276 (arc_can_eliminate): Likewise.
3277 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
3278 for register allocator.
3279 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
3280 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
3281 (FRAME_POINTER_REGNUM): Change it to a fake register.
3282 (HARD_FRAME_POINTER_REGNUM): Defined.
3283 (ARG_POINTER_REGNUM): Change it to a new fake register.
3284 (ELIMINABLE_REGS): Update.
3285 (REGISTER_NAMES): Update names.
3286 * config/arc/arc.md (LP_START): Remove.
3288 (shift_si3_loop): Update pattern.
3290 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3292 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
3293 to avoid delay slot scheduling.
3294 (arc_must_save_register): Don't save SP.
3295 * config/arc/arc.md (stack_tie): Remove.
3296 (UNSPEC_ARC_STKTIE): Likewise.
3298 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
3299 Shiva Chen <shiva0217@gmail.com>
3301 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
3302 code gen with large shift amount.
3304 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
3306 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
3309 2019-04-16 Jakub Jelinek <jakub@redhat.com>
3312 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
3313 print -m64/-mx32/-m32 if it is true.
3314 (ix86_debug_options, ix86_function_specific_print): Pass true as
3315 ADD_ABI_P to ix86_target_string.
3316 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
3317 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
3318 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
3320 PR rtl-optimization/90082
3321 * dce.c (can_delete_call): New function.
3322 (deletable_insn_p, mark_insn): Use it.
3324 PR tree-optimization/90090
3325 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
3327 (is_division_by_square): Likewise. Formatting fix.
3329 2019-04-16 Richard Biener <rguenther@suse.de>
3331 PR tree-optimization/56049
3332 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
3333 equality check if alias-set zero will prevail.
3335 2019-04-15 Jeff Law <law@redhat.com>
3337 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
3338 size and alignment as unsigned.
3340 2019-04-15 Richard Biener <rguenther@suse.de>
3343 * tree-loop-distribution.c (destroy_loop): Preserve correct
3346 2019-04-15 Richard Biener <rguenther@suse.de>
3348 PR tree-optimization/90071
3349 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
3350 abnormal operands from def stmts.
3352 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
3354 PR rtl-optimization/89794
3355 * combine.c (count_auto_inc): New function.
3356 (try_combine): Count how many auto_inc expressions there were in the
3357 original instructions. Ensure we have the same number in the new
3358 instructions. Remove the code that tried to ensure auto_inc side
3359 effects on i1 and i0 are not lost.
3361 2019-04-15 Richard Biener <rguenther@suse.de>
3364 * tree.h (auto_var_p): Declare.
3365 * tree.c (auto_var_p): New function, split out from ...
3366 (auto_var_in_fn_p): ... here.
3367 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
3369 (new_var_info): Initialize it.
3370 (set_uids_in_ptset): Also set the shadow variable uid if required.
3371 (ipa_pta_execute): Postprocess points-to solutions assigning
3372 shadow variable uids for locals that may reach their containing
3373 function recursively.
3374 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
3375 assert but instead check whether the points-to solution is
3378 2019-04-15 Martin Jambor <mjambor@suse.cz>
3381 * cgraph.c (clone_of_p): Loop over clone chain for each step in
3384 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
3386 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
3388 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
3389 Kito Cheng <kito.cheng@gmail.com>
3390 Shiva Chen <shiva0217@gmail.com>
3392 * config/nds32/nds32-md-auxiliary.c
3393 (nds32_legitimize_pic_address): Use new PIC pattern.
3394 (nds32_legitimize_tls_address): Use new TLS pattern.
3395 (nds32_output_symrel): New.
3396 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
3397 (nds32_alloc_relax_group_id): Ditto.
3398 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
3399 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
3401 (nds32_group_tls_insn): Ditto.
3402 (nds32_group_float_insns): Ditto.
3403 * config/nds32/nds32.md (tls_le): New.
3406 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
3408 * configure: Add nds32 target for dwarf2 debug_line checking.
3409 * configure.ac: Regenerated.
3411 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
3414 * ipa-devirt.c (skip_in_fields_list_p): New.
3415 (odr_types_equivalent_p): Use it.
3417 2019-04-13 Jakub Jelinek <jakub@redhat.com>
3420 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
3421 instead of strncmp when checking for thumb and arm. Formatting fixes.
3423 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
3425 * doc/install.texi: Document --with-target-system-zlib.
3427 2019-04-12 Martin Sebor <msebor@redhat.com>
3433 * targhooks.c (default_vector_alignment): Avoid assuming
3434 argument fits in SHWI.
3435 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
3437 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
3439 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3441 PR rtl-optimization/89965
3442 * dce.c: Include rtl-iter.h.
3443 (struct check_argument_load_data): New type.
3444 (check_argument_load): New function.
3445 (find_call_stack_args): Check for loads from stack slots still tracked
3446 in sp_bytes and punt if any is found.
3448 * config/mips/loongson-mmiintrin.h: Fix up #error message.
3450 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
3452 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
3453 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
3455 2019-04-12 Martin Liska <mliska@suse.cz>
3458 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
3460 (separate_attrs): Handle multiple 'default's.
3461 (expand_target_clones): Rework error handling code.
3463 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
3466 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
3467 mode of vector rather than mode of destination for move instruction.
3468 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
3469 Use QI inner mode with V16QI vector mode.
3471 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3474 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
3475 "invalid %%t operand" in output_operand_lossage message.
3477 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
3479 * config/s390/predicates.md (permute_pattern_operand): New
3481 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
3482 operand for the permute pattern.
3483 ("*vec_perm<mode>"): New insn definition.
3484 ("bswap<mode>"): Generate the permute pattern operand in the
3485 expander and perform the operand reloads for pre arch13 level
3487 ("*bswap<mode>_emu"): Rename to ...
3488 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
3489 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
3490 Add the USE operand for the permute pattern.
3491 ("*vec_set_bswap_vec<mode>"): Likewise.
3493 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3496 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
3497 and gcc_unreachable if it fails, just call tree_to_uhwi which
3498 verifies that too. Test TREE_CHAIN instead of list_length > 1.
3499 Start warning message with a lower-case letter. Formatting fixes.
3501 PR rtl-optimization/90026
3502 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
3503 successors, look for BARRIERs inside of the whole BB_FOOTER chain
3504 rather than just at the start of it. If e->src BB_FOOTER is not NULL
3505 in cfglayout mode, use emit_barrier_after_bb.
3507 2018-04-11 Steve Ellcey <sellcey@marvell.com>
3509 PR rtl-optimization/87763
3510 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
3513 2019-04-11 Tom de Vries <tdevries@suse.de>
3515 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
3516 max macro using statement expression.
3518 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
3520 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
3521 * xcoffout.c (xcoff_private_rodata_section_name): Define.
3522 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
3523 read_only_private_data_section using xcoff_private_rodata_section_name.
3524 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
3526 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
3529 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
3531 2019-04-11 Jakub Jelinek <jakub@redhat.com>
3533 PR rtl-optimization/89965
3534 * dce.c (sp_based_mem_offset): New function.
3535 (find_call_stack_args): Use sp_based_mem_offset.
3537 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
3539 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
3541 2019-04-11 Richard Biener <rguenther@suse.de>
3543 PR tree-optimization/90020
3544 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
3545 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
3546 * tree-ssa-pre.c (compute_avail): Use it to not put
3547 possibly trapping references after a call that might not
3548 return into EXP_GEN.
3549 * gcse.c (compute_hash_table_work): Do not elide
3550 marking a block containing a call if the call might not
3553 2019-04-11 Richard Biener <rguenther@suse.de>
3555 PR tree-optimization/90018
3556 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
3557 Test both SLP and interleaving variants.
3559 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
3561 * config/s390/8561.md: New file.
3562 * config/s390/driver-native.c (s390_host_detect_local_cpu):
3563 Add arch13 cpu model.
3564 * config/s390/s390-opts.h (enum processor_type): Likewise.
3565 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
3566 (s390_get_unit_mask): Likewise.
3567 (s390_is_fpd): Likewise.
3568 (s390_is_fxd): Likewise.
3569 * config/s390/s390.h (s390_tune_attr): Likewise.
3570 * config/s390/s390.md: Include arch13 pipeline description.
3571 * config/s390/s390.opt: Add arch13.
3573 2018-04-10 Steve Ellcey <sellcey@marvell.com>
3575 PR rtl-optimization/87763
3576 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
3578 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
3580 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
3582 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
3583 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
3584 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
3585 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
3587 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
3589 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
3590 "Although" in -fipa-icf documentation.
3592 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
3593 of using multiple -g options.
3595 2019-04-10 Martin Liska <mliska@suse.cz>
3597 PR gcov-profile/89959
3598 * doc/gcov.texi: Make documentation of -x option
3601 2019-04-10 Richard Biener <rguenther@suse.de>
3603 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
3605 (DR_GROUP_SAME_DR_STMT): Remove.
3606 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
3607 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
3608 replace with assert.
3609 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
3610 (vect_record_grouped_load_vectors): Remove unreachable code.
3612 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
3615 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
3616 obsolete reference to N.
3618 2019-04-10 Jakub Jelinek <jakub@redhat.com>
3621 * expr.c (store_expr): Set properly size on the MEM passed to
3625 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
3626 with strlen in between hostsz-3 and hostsz-1 inclusive when no
3627 translation is needed, and when translation is needed, only append
3628 ... if the string length is hostsz or more bytes long. Avoid using
3631 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
3634 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
3635 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
3637 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
3638 differences directly.
3639 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
3641 2019-04-09 Jakub Jelinek <jakub@redhat.com>
3643 PR translation/90011
3644 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
3646 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
3648 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
3649 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
3650 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
3651 trailing space from -gsplit-dwarf diagnostics.
3653 PR tree-optimization/89998
3654 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
3655 instead of integer_type_node if possible, don't add ranges if return
3656 type is not compatible with int.
3657 * gimple-fold.c (gimple_fold_builtin_sprintf,
3658 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
3661 2019-04-09 Martin Liska <mliska@suse.cz>
3663 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
3664 * doc/install.texi: Document the new config.
3666 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
3668 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
3669 use gimple_expr_type for load and store calls. Skip over the
3670 condition argument in a conditional internal function.
3671 Protect use of TREE_INT_CST_LOW.
3673 2019-04-09 Jakub Jelinek <jakub@redhat.com>
3676 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
3677 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
3678 trailing period from it too.
3680 2019-04-08 wu yuan <wuyuan5@huawei.com>
3682 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
3683 * config/aarch64/aarch64.md : Add "tsv110.md"
3684 * config/aarch64/tsv110.md: New file.
3686 2019-04-08 Richard Biener <rguenther@suse.de>
3688 PR tree-optimization/90006
3689 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
3692 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
3695 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
3697 (fma_root_node): Likewise.
3698 (func_fma_steering): Likewise.
3700 2019-04-08 Jakub Jelinek <jakub@redhat.com>
3702 PR rtl-optimization/89865
3703 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
3705 PR rtl-optimization/89865
3706 * config/i386/i386.md
3707 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
3708 numbers not to clash with the additional operands[4].
3709 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
3710 with extra register copy in the middle.
3712 2019-04-08 Martin Liska <mliska@suse.cz>
3714 PR gcov-profile/89961
3715 * doc/gcov.texi: Document data_file.
3716 * gcov.c (generate_results): Add data_info into JSON output.
3718 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
3720 PR tree-optimization/89725
3721 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
3722 loop's chrec as invariant symbol.
3723 * tree-chrec.h (chrec_contains_symbols): New parameter.
3724 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
3725 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
3726 function of loops not in DDR's loop_nest.
3727 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
3729 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
3732 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
3735 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
3738 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
3739 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
3741 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
3743 * sched-deps.c (sched_macro_fuse_insns): Check return value of
3744 targetm.fixed_condition_code_regs.
3746 2019-04-05 Richard Biener <rguenther@suse.de>
3750 * tree-cfgcleanup.c (remove_forwarder_block): Always move
3751 debug bind stmts but reset them if they are not valid at the
3754 2019-04-05 Martin Liska <mliska@suse.cz>
3756 PR translation/89936
3757 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
3758 order to wrap keywords or arguments.
3759 * collect2.c (main): Likewise.
3760 (scan_prog_file): Likewise.
3761 (scan_libraries): Likewise.
3762 * common/config/riscv/riscv-common.c
3763 (riscv_subset_list::parsing_subset_version): Likewise.
3764 (riscv_subset_list::parse_std_ext): Likewise.
3765 * config/aarch64/aarch64.c (aarch64_override_options_internal):
3767 * config/arm/arm.c (arm_option_override): Likewise.
3768 * config/cris/cris.c (cris_print_operand): Likewise.
3769 * config/darwin-c.c (darwin_pragma_options): Likewise.
3770 (darwin_pragma_unused): Likewise.
3771 (darwin_pragma_ms_struct): Likewise.
3772 * config/ft32/ft32.c (ft32_print_operand): Likewise.
3773 * config/i386/i386.c (print_reg): Likewise.
3774 (ix86_print_operand): Likewise.
3775 * config/i386/xm-djgpp.h: Likewise.
3776 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
3777 * config/m32c/m32c.c (m32c_option_override): Likewise.
3778 * config/msp430/msp430.c (msp430_option_override): Likewise.
3779 * config/nds32/nds32.c (nds32_option_override): Likewise.
3780 * config/nvptx/mkoffload.c (main): Likewise.
3781 * config/rx/rx.c (rx_print_operand): Likewise.
3782 (valid_psw_flag): Likewise.
3783 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
3784 (vms_pragma_nomember_alignment): Likewise.
3785 (vms_pragma_extern_model): Likewise.
3786 * lto-wrapper.c (compile_offload_image): Likewise.
3787 * omp-offload.c (oacc_parse_default_dims): Likewise.
3788 * symtab.c (symtab_node::verify_base): Likewise.
3789 * tlink.c (recompile_files): Likewise.
3790 (start_tweaking): Likewise.
3791 * tree-profile.c (parse_profile_filter): Likewise.
3793 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
3795 PR tree-optimization/89956
3796 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
3797 multiple negates of the same value.
3799 2019-04-04 Martin Sebor <msebor@redhat.com>
3803 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
3804 have the same precision since the function crashes otherwise.
3805 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
3806 has non-zero arguments.
3808 2019-04-04 Martin Sebor <msebor@redhat.com>
3811 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
3812 out if the number of arguments is less than expected.
3814 2019-04-04 Jeff Law <law@redhat.com>
3816 PR rtl-optimization/89399
3817 * ree.c (combine_set_extension): Use single_set rather than
3818 digging into PATTERN for items on the candidate list.
3819 (combine_reaching_defs): Likewise.
3821 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
3823 PR rtl-optimization/46590
3824 * loop-invariant.c (find_defs): Move df_remove_problem and
3825 df_process_deferred_rescans to move_invariants.
3826 Move df_live_add_problem and df_live_set_all_dirty calls
3828 (move_invariants): Likewise.
3829 (move_loop_invariants): Likewise, making the df_live calls
3830 conditional on -O. Remove the problem again if we added it
3833 2019-04-03 qing zhao <qing.zhao@oracle.com>
3835 PR tree-optimization/89730
3836 * ipa-inline.c (can_inline_edge_p): Delete the checking for
3837 -flive-patching=inline-only-static.
3838 (can_inline_edge_by_limits_p): Add the checking for
3839 -flive-patching=inline-only-static and grant always_inline
3840 even when -flive-patching=inline-only-static is specified.
3842 2019-04-03 Jeff Law <law@redhat.com>
3844 PR rtl-optimization/81025
3845 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
3847 2019-04-03 Richard Biener <rguenther@suse.de>
3849 PR tree-optimization/84101
3850 * tree-vect-stmts.c: Include explow.h for hard_function_value,
3851 regs.h for hard_regno_nregs.
3852 (cfun_returns): New helper.
3853 (vect_model_store_cost): When vectorizing a store to a decl
3854 we return and the function ABI returns in a multi-reg location
3855 account for the possible spilling that will happen.
3857 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
3859 * config/s390/s390.c (s390_legitimate_address_p): Reject long
3860 displacement addresses for vector mode operands.
3862 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
3864 * config/arc/arc.c (GMASK_LEN): Define.
3865 (arc_restore_callee_saves): Restore first blink when
3868 2019-04-03 Sudakshina Das <sudi.das@arm.com>
3870 * doc/extend.texi: Add deprecated comment on sign-return-address
3871 function attribute and add mbranch-protection.
3872 * doc/invoke.texi: Add bti to the options for mbranch-protection.
3874 2019-04-03 Richard Biener <rguenther@suse.de>
3877 * lto-wrapper.c (run_gcc): Avoid implicit rules making
3878 the all target phony.
3880 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
3884 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
3885 Return false for variable DImode shifts.
3886 (dimode_scalar_chain::compute_convert_gain): Do not handle
3887 register count operand in variable DImode shifts.
3888 (dimode_scalar_chain::make_vector_copies): Remove support to copy
3889 count argument of a variable shift instruction to a vector register.
3890 (dimode_scalar_chain::convert_reg): Remove support to convert
3891 count argument of a variable shift instruction.
3893 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
3895 PR rtl-optimization/84206
3896 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
3897 iterating over loop headers.
3899 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
3901 PR rtl-optimization/85876
3902 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
3903 beyond the original fence.
3905 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
3907 * config.gcc: Mark spu* targets as deprecated/obsolete.
3909 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3911 * config/s390/s390-builtin-types.def: New builtin function type
3912 definitions. Remove unused types.
3913 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
3914 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
3915 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
3916 overloaded builtins.
3917 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
3918 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
3919 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
3920 (vec_double, vec_signed, vec_unsigned): Define to use the new
3921 overloaded builtins.
3922 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
3925 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3927 * config/s390/s390-builtin-types.def: New builtin function type
3929 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
3930 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
3931 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
3932 (s390_vstrszh, s390_vstrszf): New low-level builtins.
3933 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
3934 constant definitions.
3935 * config/s390/vecintrin.h (vec_search_string_cc)
3936 (vec_search_string_until_zero_cc): New builtin name definitions.
3937 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
3939 ("vec_vstrs<mode>"): New insn definition.
3941 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3943 * config/s390/s390-builtin-types.def: Add new builtin function
3945 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
3946 New overloaded builtins.
3947 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
3949 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
3950 (UNSPEC_VEC_SLDBYTE): ... this.
3951 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
3952 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
3954 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
3955 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
3956 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
3958 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3960 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
3961 New insn definition.
3962 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
3963 * config/s390/vector.md (V_HW_HSD): ... here.
3965 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3967 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
3968 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
3969 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
3970 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
3971 New insn definitions.
3973 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3975 * config/s390/s390-builtin-types.def: Add new builtin function type.
3976 * config/s390/s390-builtins.def: Add overloaded builtin
3977 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
3978 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
3979 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
3980 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
3981 ("eltswap<mode>"): New expander.
3982 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
3985 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3987 * config/s390/s390-builtin-types.def: Add new builtin function types.
3988 * config/s390/s390-builtins.def: Add overloaded builtin
3989 s390_vec_revb. Add low-level builtins for vlbr and vstbr
3991 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
3992 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
3993 ("bswap<mode>"): New expander.
3994 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
3996 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3998 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
3999 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
4000 vector builtin version number in __VEC__.
4002 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4004 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
4006 (SFSI): New mode attribute.
4007 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
4008 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
4010 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
4011 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
4012 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
4013 ("floatsi<mode>2"): Add wcefb instruction.
4015 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4017 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
4018 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
4020 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
4021 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
4022 support 32 bit fp-int conversions. Rename to ...
4023 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4024 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4025 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
4026 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
4029 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4031 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
4032 if-then-else constructs if we can use the select instruction.
4033 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
4035 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4037 * config/s390/s390.md ("*popcountdi_arch13_cc")
4038 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
4040 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
4041 Append _z196 to make it ...
4042 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
4043 ("popcounthi2_z196"): ... this.
4044 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
4045 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
4047 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4049 * config/s390/s390.c (s390_canonicalize_comparison): Convert
4050 certain compares for arch13 in order to make use of the condition
4051 code result produced by the new instructions.
4052 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
4053 nxrk, and nxgrk instruction patterns.
4054 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
4055 (inv_no): Add new code iterator together with some attributes.
4056 ("*andc_split_<mode>"): Disable splitter for arch13.
4057 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
4058 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
4059 ("*<ANDOR:bitops_name>c<GPR:mode>")
4060 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
4061 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
4062 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
4063 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
4065 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4067 * common/config/s390/s390-common.c (processor_flags_table): New
4069 * config.gcc: Support arch13 with the --with-arch= configure flag.
4070 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4071 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
4072 * config/s390/s390.c (s390_get_sched_attrmask)
4073 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
4074 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
4075 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
4076 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
4077 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
4079 * config/s390/s390.opt: Support arch13 as processor type in
4080 command line options.
4082 2019-04-02 Martin Liska <mliska@suse.cz>
4084 PR translation/89912
4085 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
4086 Fix param description of graphite-max-arrays-per-scop.
4088 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
4090 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
4091 (ASAN_CC1_SPEC): Use it in 64-bit mode.
4092 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
4094 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4096 PR rtl-optimization/85412
4097 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
4098 sel_sched_region_1, not after.
4100 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4102 PR rtl-optimization/86928
4103 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
4104 compute_live if necessary.
4105 (sel_redirect_edge_and_branch): Likewise.
4107 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
4109 PR rtl-optimization/89865
4110 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
4111 register if it is a part of small class.
4113 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4115 PR rtl-optimization/87273
4116 * sel-sched-ir.c (merge_fences): Remove assert.
4118 2019-04-01 Richard Biener <rguenther@suse.de>
4120 PR tree-optimization/46590
4121 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
4122 (dom_walker::m_reachability): Add in place of...
4123 (dom_walker::m_skip_unreachable_blocks): ...this.
4124 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
4125 Move complex initialization ...
4126 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
4127 lazily and initialize edge flags on each invocation.
4128 (dom_walker::bb_reachable): Use m_reachability.
4130 2019-04-01 Martin Liska <mliska@suse.cz>
4133 * opt-suggestions.c (option_proposer::build_option_suggestions):
4134 Add variant without any argument in order to provide better
4137 2019-04-01 Richard Biener <rguenther@suse.de>
4140 * gimple.c: Include langhooks.h.
4141 (gimple_get_alias_set): Treat enumeral types as the underlying
4144 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
4145 Eric Botcazou <ebotcazou@adacore.com>
4147 PR rtl-optimization/89862
4148 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
4149 that operates on the full registers for WORD_REGISTER_OPERATIONS
4152 2019-03-29 Jim Wilson <jimw@sifive.com>
4154 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
4155 Clear MASK_RVC and then set if C subset supported.
4157 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4160 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
4161 non-addressable complit into its initializer if it is volatile.
4163 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
4165 * opts-common.c (integral_argument): Set errno properly in one case.
4167 2019-03-29 Martin Liska <mliska@suse.cz>
4169 * doc/invoke.texi: Remove -Wchkp from documentation.
4171 2019-03-29 Martin Liska <mliska@suse.cz>
4173 * dbgcnt.c (print_limit_reach): New function.
4176 2019-03-29 Martin Liska <mliska@suse.cz>
4178 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
4179 (dbg_cnt_process_opt): Parse first tokens aas
4180 dbg_cnt_process_single_pair is also using strtok.
4182 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4184 PR rtl-optimization/87485
4185 * function.c (expand_function_end): Move stack_protect_epilogue
4186 before loading of return value into hard register(s).
4188 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4191 * tree-inline.h (struct copy_body_data): Add
4192 dont_remap_vla_if_no_change flag.
4193 * tree-inline.c (remap_type_3, remap_type_2): New functions.
4194 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
4195 and remap_type_2 returns false.
4196 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
4197 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
4198 only from where it is copied to nested contexts.
4200 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4203 * config/i386/i386.md (RMW operation with LEA peephole):
4204 Use LEAMODE mode attribute instead of SWI mode iterator for
4207 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4210 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
4211 Also process XEXP (src, 0) of a shift insn.
4213 2019-03-28 David Malcolm <dmalcolm@redhat.com>
4216 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
4217 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
4219 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4221 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
4223 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
4224 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
4225 immediately after first one with df_analyze in between, but rather
4226 process all bbs, queueing ones that need second pass in a worklist,
4227 df_analyze, process queued debug insn changes and if second pass is
4228 needed, process bbs from worklist, df_analyze, process queued debug
4231 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
4232 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
4233 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
4235 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
4238 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
4241 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
4244 * config/i386/i386.c (ix86_function_value_1): Call the newly added
4245 function for 32-bit MS_ABI.
4246 (function_value_ms_32): New function.
4248 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
4250 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
4251 (movdi): Call gen_movdi_symbol_save_scc.
4252 (gen_movdi_symbol_save_scc): New insn and split.
4254 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
4256 PR rtl-optimization/89313
4257 * function.c (matching_constraint_num): New static function.
4258 (match_asm_constraints_1): Use it. Fixup white space and comment.
4259 Don't replace inputs with non-matching constraints which conflict
4260 with early clobber outputs.
4262 2019-03-27 Jeff Law <law@redhat.com>
4265 PR rtl-optimization/87761
4266 PR rtl-optimization/89826
4267 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
4269 (pass_cprop_hardreg::execute): Call df_analyze after adding the
4270 note problem to get REG_DEAD/REG_UNUSED notes updated.
4272 2019-03-27 Richard Biener <rguenther@suse.de>
4274 PR tree-optimization/89463
4275 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
4276 queue edges to remove.
4277 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
4278 dead stmts. Delay edge removal until PHIs are removed to
4279 make debug-stmt creation not confused by seemingly degenerate
4282 2019-03-27 Alan Modra <amodra@gmail.com>
4284 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
4286 * config/rs6000/darwin.h: Likewise.
4287 * config/rs6000/rs6000.c: Likewise.
4289 2019-03-27 Alan Modra <amodra@gmail.com>
4291 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
4292 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
4294 2019-03-26 Andrew Waterman <andrew@sifive.com>
4295 Jim Wilson <jimw@sifive.com>
4297 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
4298 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
4299 (generic_idivdi, generic_fmul_single, generic_fmul_double)
4300 (generic_fdiv, generic_fsqrt): Add check for generic tune.
4301 (generic_alu): Add auipc to type list.
4302 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
4303 (riscv_microarchitecture): Declare.
4304 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
4305 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
4307 (riscv_microarchitecture): New.
4308 (sifive_7_tune_info): New.
4309 (riscv_cpu_info_table): Add microarchitecture value for rocket and
4310 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
4312 (riscv_store_data_bypass_p): New.
4313 (riscv_option_override): Set riscv_microarchitecture from
4314 cpu->microarchitecture.
4315 * config/riscv/riscv.md: Include sifive-7.md.
4318 (auipc<mode>): Change type to auipc.
4319 (restore_stack_nonlocal): New.
4320 * config/riscv/sifive-7.md: New.
4321 * doc/invoke.texi (RISC-V Options): Update mtune docs.
4323 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
4326 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
4327 Also process XEXP (src, 0) of a shift insn.
4329 2019-03-26 Richard Biener <rguenther@suse.de>
4331 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
4332 (copy_debug_stmt): Likewise.
4333 (expand_call_inline): Likewise.
4334 (copy_bb): Avoid redundant lookup & set of gimple_block.
4335 * gimple-low.c (lower_gimple_return): Likewise.
4336 (lower_builtin_setjmp): Likewise.
4338 2019-03-26 Jakub Jelinek <jakub@redhat.com>
4340 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
4341 is constant 0, turn into static const data member initialized to false.
4342 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
4343 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
4345 2019-03-26 Jason Merrill <jason@redhat.com>
4346 Jakub Jelinek <jakub@redhat.com>
4348 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
4350 (mem_alloc_description::release_object_overhead): Fix comment typos.
4351 * hash-table.h (hash_table::~hash_table): Call
4352 release_instance_overhead only if m_entries is non-NULL, otherwise
4353 call unregister_descriptor.
4355 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
4357 PR tree-optimization/81740
4358 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4359 In case of outer loop vectorization, check for backward dependence
4360 at the inner loop if outer loop dependence is reversed.
4362 2019-03-26 Alan Modra <amodra@gmail.com>
4364 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
4365 rs6000_vector_mem init. Correct wI and wJ comment.
4367 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
4369 PR rtl-optimization/88347
4370 PR rtl-optimization/88423
4371 * sched-deps.c (sched_analyze_insn): Take into account that for
4372 tablejumps the barrier appears after a label and a jump_table_data.
4374 2019-03-25 Martin Sebor <msebor@redhat.com>
4377 * c-common.c (check_user_alignment): Rename local. Correct maximum
4378 alignment in diagnostic. Avoid assuming argument fits in SHWI,
4379 convert it to UHWI when it fits.
4381 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
4384 * dwarf2out.c (premark_used_variables): New function.
4385 (prune_unused_types_walk): Do not mark not premarked external
4387 (prune_unused_types): Call premark_used_variables.
4389 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
4391 PR rtl-optimization/89676
4392 * lra-constraints.c (curr_insn_transform): Do match reload for
4393 early clobbers when the match was successful only for different
4396 2019-03-25 Martin Sebor <msebor@redhat.com>
4398 * doc/extend.texi (Common Type Attributes): Document vector_size.
4399 (Common Variable Attributes): Mention size constraint. Correct
4401 (Vector Extensions): Use @dfn when defining bas type. Clarify
4402 base type and size constraints.
4404 2019-03-25 Richard Biener <rguenther@suse.de>
4406 PR tree-optimization/89789
4407 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
4408 changes from non-undefined back to undefined.
4410 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
4412 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
4413 heap string and a gc string, but since this variable is unknown to
4414 ggc the gc string might get reused and corrupted. Fixed by always
4415 using a heap string.
4417 2019-03-25 Richard Biener <rguenther@suse.de>
4419 PR tree-optimization/89779
4420 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
4421 to remove IV defs, delay actual removal.
4422 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
4423 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
4424 very end, properly also reset loop control IV information.
4426 2019-03-25 Richard Biener <rguenther@suse.de>
4428 PR tree-optimization/89802
4429 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
4430 move EH data to folded stmt.
4432 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
4434 * config/s390/s390-builtin-types.def: Remove few unused types and
4435 fix sort order for others.
4437 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
4439 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
4440 expected and found types with -mdebug during builtin matching.
4442 2019-03-25 Richard Biener <rguenther@suse.de>
4445 * fold-const.c (operand_equal_p): Revert last change with
4448 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
4450 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
4451 notes for the result of the __tls_get_addr calls.
4452 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
4454 2019-03-24 Jeff Law <law@redhat.com>
4456 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
4458 PR rtl-optimization/87761
4459 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
4460 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
4462 (pass_cprop_hardreg::execute): Add df note problem and defer insn
4463 rescans. Reprocess blocks as needed, calling df_analyze before
4464 reprocessing. Always call df_analyze before fixing up debug bind
4467 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
4469 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
4472 2019-03-22 Andrew Pinski <apinski@marvell.com>
4474 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
4475 attrribute for uxtw.
4477 2019-03-26 Jeff Law <law@redhat.com>
4479 PR rtl-optimization/87761
4480 * config/mips/mips-protos.h (mips_split_move): Add new argument.
4481 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
4482 (mips_split_move): Accept new INSN argument. Try to forward SRC
4483 into the next instruction.
4484 (mips_split_move_insn): Pass INSN through to mips_split_move.
4486 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
4488 PR rtl-optimization/89676
4489 * lra-constraints.c (curr_insn_transform): Do match reload for
4490 early clobbers even if the match was successful.
4492 2019-03-22 Jakub Jelinek <jakub@redhat.com>
4495 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
4497 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
4499 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
4501 2019-03-22 Jakub Jelinek <jakub@redhat.com>
4503 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
4504 <avx512>_fmsub_<mode>_mask3<round_name>,
4505 <avx512>_fnmadd_<mode>_mask3<round_name>,
4506 <avx512>_fnmsub_<mode>_mask3<round_name>,
4507 avx512f_vmfmadd_<mode>_mask3<round_name>,
4508 avx512f_vmfmsub_<mode>_mask3<round_name>,
4509 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
4510 instead of register_operand and %v instead of v for match_operand 1.
4511 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
4512 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
4513 <round_nimm_predicate> instead of register_operand and %v instead of v
4514 for match_operand 1.
4516 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
4517 <avx512>_fmadd_<mode>_mask3<round_name>,
4518 <avx512>_fmsub_<mode>_mask<round_name>,
4519 <avx512>_fmsub_<mode>_mask3<round_name>,
4520 <avx512>_fnmadd_<mode>_mask<round_name>,
4521 <avx512>_fnmadd_<mode>_mask3<round_name>,
4522 <avx512>_fnmsub_<mode>_mask<round_name>,
4523 <avx512>_fnmsub_<mode>_mask3<round_name>,
4524 <avx512>_fmaddsub_<mode>_mask<round_name>,
4525 <avx512>_fmaddsub_<mode>_mask3<round_name>,
4526 <avx512>_fmsubadd_<mode>_mask<round_name>,
4527 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
4528 <round_nimm_predicate> instead of nonimmediate_operand.
4529 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
4530 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
4531 Use register_operand instead of <round_nimm_predicate> for the
4532 operand that needs to match output.
4533 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
4534 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
4535 Likewise. Formatting fixes.
4538 * config/i386/i386.c (enum ix86_builtins): Remove
4539 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
4540 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
4541 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
4542 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
4543 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
4544 __builtin_ia32_vfmsubss3_mask3): New builtins.
4545 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
4546 avx512f_vmfmadd_<mode>_mask3<round_name>,
4547 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
4548 *avx512f_vmfmsub_<mode>_mask<round_name>,
4549 avx512f_vmfmsub_<mode>_mask3<round_name>,
4550 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
4551 *avx512f_vmfnmadd_<mode>_mask<round_name>,
4552 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
4553 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
4554 *avx512f_vmfnmsub_<mode>_mask<round_name>,
4555 avx512f_vmfnmsub_<mode>_mask3<round_name>,
4556 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
4557 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
4558 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
4559 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
4560 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
4561 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
4562 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
4563 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
4564 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
4565 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
4566 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
4567 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
4568 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
4569 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
4570 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
4571 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
4572 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
4573 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
4574 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
4575 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
4576 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
4577 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
4579 2019-03-21 Martin Sebor <msebor@redhat.com>
4581 PR tree-optimization/89350
4582 * builtins.c (compute_objsize): Also ignore offsets whose upper
4584 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
4585 (builtin_memref::builtin_memref): Initialize new member.
4586 Allow EXPR to be null.
4587 (builtin_memref::extend_offset_range): Replace local with a member.
4588 Avoid assuming pointer offsets are unsigned.
4589 (builtin_memref::set_base_and_offset): Determine base object
4590 before computing offset range.
4591 (builtin_access::builtin_access): Handle memset.
4592 (builtin_access::generic_overlap): Replace local with a member.
4593 (builtin_access::strcat_overlap): Same.
4594 (builtin_access::overlap): Same.
4595 (maybe_diag_overlap): Same.
4596 (maybe_diag_access_bounds): Same.
4597 (wrestrict_dom_walker::check_call): Handle memset.
4598 (check_bounds_or_overlap): Same.
4600 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
4601 Jakub Jelinek <jakub@redhat.com>
4604 * tree.c (fld_type_variant, fld_incomplete_type_of,
4605 fld_process_array_type): Call fld->pset.add and don't call
4606 add_tree_to_fld_list if it returns true.
4607 (free_lang_data_in_type): Similarly with self-recursive call. Purge
4608 non-marked types from TYPE_NEXT_VARIANT list.
4609 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
4611 2019-03-21 Jakub Jelinek <jakub@redhat.com>
4613 * hash-table.h (hash_table): Add Lazy template parameter defaulted
4614 to false, if true, don't alloc_entries during construction, but defer
4615 it to the first method that needs m_entries allocated.
4616 (hash_table::hash_table, hash_table::~hash_table,
4617 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
4618 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
4619 hash_table::clear_slot, hash_table::traverse_noresize,
4620 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
4621 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
4623 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
4624 NO_INSERT instead of find_with_hash.
4625 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
4626 hash_set::m_table): Add Lazy to template params of hash_table.
4627 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
4628 * attribs.c (test_attribute_exclusions): Likewise.
4629 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
4630 hash_set. Add tests for hash_set with Lazy = true.
4632 2019-03-21 Richard Biener <rguenther@suse.de>
4634 PR tree-optimization/89779
4635 * tree.c (tree_nop_conversion): Consolidate and fix defensive
4636 checks with respect to released SSA names now having error_mark_node
4638 * fold-const.c (operand_equal_p): Likewise.
4640 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
4643 * config/s390/s390.c (global_not_special_regno_p): Move to make it
4645 (s390_optimize_register_info): Use global_not_special_regno_p to
4646 check for global regs.
4648 2019-03-20 Jakub Jelinek <jakub@redhat.com>
4651 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
4652 update this_alternative nor this_alternative_set.
4654 2019-03-19 Jim Wilson <jimw@sifive.com>
4657 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
4658 align, size, offset. Use them to handle a BLKmode reference. Update
4660 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
4662 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4664 PR rtl-optimization/89768
4665 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
4667 (unroll_loop_runtime_iterations): Likewise.
4669 2019-03-19 Martin Sebor <msebor@redhat.com>
4671 PR tree-optimization/89644
4672 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
4673 rather than endptr as an indicator of nul-termination.
4675 PR tree-optimization/89644
4676 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
4677 arrays in determining sequence sizes in strncpy and stpncpy.
4679 2019-03-19 Martin Liska <mliska@suse.cz>
4682 * predict.c (combine_predictions_for_bb): Empty likely_edges and
4683 unlikely_edges if there's an edge that belongs to both these sets.
4685 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
4688 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
4689 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
4690 go via a stack temporary.
4692 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4695 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
4696 instead of gen_rtx_SUBREG.
4697 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
4699 2019-03-19 Richard Biener <rguenther@suse.de>
4702 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
4704 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
4708 * tree.c (free_lang_data_in_decl): Do not free context of C++
4711 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4714 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
4715 subs for the first alternative except when operands[3] is 1.
4718 * gimplify.c (gimplify_asm_expr): For output argument with
4719 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
4722 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
4724 PR rtl-optimization/89753
4725 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
4726 explicit unrolling factor even more robust.
4728 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4731 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
4732 compensation use x2 += 1 instead of x2 -= -1 and when honoring
4733 signed zeros, do another copysign after the compensation.
4735 2019-03-18 Martin Sebor <msebor@redhat.com>
4737 PR tree-optimization/89720
4738 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
4739 more conservatively, the same as anti-range.
4741 2019-03-18 Richard Biener <rguenther@suse.de>
4744 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
4745 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
4746 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
4747 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
4749 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
4751 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
4752 Extend queue to 1024 entries.
4753 Add "consumed" field.
4754 (gomp_print_output): Remove print_index parameter.
4755 Add final parameter.
4756 Change limit to unsigned.
4757 Use consumed field to implement circular buffer.
4758 Detect interrupted print in final pass.
4759 Flush output at the end.
4760 (run): Update gomp_print_output usage.
4761 (main): Initialize kernargs->output_data.consumed.
4763 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
4765 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
4766 calculation of the minimum number of scalar iterations for
4767 fully-predicated loops.
4769 2019-03-18 Martin Jambor <mjambor@suse.cz>
4771 PR tree-optimization/89546
4772 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
4773 any propagation to its children took place.
4775 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
4778 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
4779 parameter, and make use of it.
4780 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
4782 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4784 * config/arc/arc.opt (mcode-density-frame): Get the inital value
4785 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
4786 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
4787 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
4788 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
4789 match what the ops is doing.
4790 (push_multi_fp_blink): Likewise.
4791 * config/arc/arc.c (arc_override_options): Enable enter/leave when
4792 compiling for size and elf target.
4793 (arc_save_callee_enter): Adjust note to match what enter/leave
4796 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4798 * config/arc/arc.md (tst_movb): Fix constraint.
4800 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4802 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
4804 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4806 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
4807 * config/arc/arc.c (arc_conditional_register_usage): Remove all
4808 reg_alloc_order references.
4809 (size_alloc_order): Define.
4810 (arc_adjust_reg_alloc_order): New function.
4811 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
4813 (ADJUST_REG_ALLOC_ORDER): Define.
4814 (HONOR_REG_ALLOC_ORDER): Likewise.
4816 2019-03-18 Richard Biener <rguenther@suse.de>
4819 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
4820 loads and stores a bit more.
4822 2019-03-18 Richard Biener <rguenther@suse.de>
4825 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
4826 load pessimization to stores as well.
4828 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
4831 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
4832 successor, use NULL as its av set.
4834 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
4836 PR rtl-optimization/89721
4837 * lra-constraints (invariant_p): Return false if side_effects_p holds.
4839 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
4842 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4843 When handling vec_extract, use modular arithmetic to allow
4844 constant selectors greater than vector length.
4845 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
4846 V1TImode vectors to have constant selector values greater than 0.
4847 Use modular arithmetic to compute vector index.
4848 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
4849 index for in-memory vectors. Correct code generation for
4850 in-register vectors.
4851 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
4854 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
4858 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
4861 2019-03-15 Jakub Jelinek <jakub@redhat.com>
4864 * tree.c (inchash::add_expr): Strip any location wrappers.
4865 * fold-const.c (operand_equal_p): Move stripping of location wrapper
4866 after hash verification.
4869 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
4870 SIGN_EXTEND and ZERO_EXTEND.
4872 2019-03-14 Jason Merrill <jason@redhat.com>
4873 Jakub Jelinek <jakub@redhat.com>
4875 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
4876 than if is_empty (*slot).
4877 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
4878 existing elt and for elt removal.
4879 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
4880 of already removed elt.
4882 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
4885 * config/i386/i386.c (remove_partial_avx_dependency): Handle
4888 2019-03-14 Martin Liska <mliska@suse.cz>
4891 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
4893 2019-03-14 Richard Biener <rguenther@suse.de>
4896 * config/i386/i386.c (make_resolver_func): Properly set
4897 DECL_CONTEXT on the RESULT_DECL.
4898 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
4900 2019-03-14 Richard Biener <rguenther@suse.de>
4902 * gimple-pretty-print.c: Include cfgloop.h.
4903 (dump_gimple_phi): Adjust.
4904 (dump_gimple_bb_header): Dump loop header for GIMPLE.
4905 (pp_cfg_jump): Adjust.
4906 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
4907 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
4908 (lower_phi_internal_fn): Remove.
4909 (verify_gimple_call): Remove IFN_PHI special-casing.
4910 (dump_function_to_file): Dump IL state.
4911 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
4912 done to deal with PHI nodes being present in non-SSA state.
4914 2019-03-14 Jakub Jelinek <jakub@redhat.com>
4917 * multiple_target.c (create_dispatcher_calls): Change
4918 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
4919 In the node->iterate_referring loop, push *ref rather than ref, call
4920 ref->remove_reference () and always pass 0 to iterate_referring.
4922 PR rtl-optimization/89679
4923 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
4924 would contain a paradoxical SUBREG.
4926 2019-03-14 Richard Biener <rguenther@suse.de>
4928 PR tree-optimization/89710
4929 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
4932 2019-03-14 Martin Liska <mliska@suse.cz>
4934 * coverage.c (coverage_begin_function): Stream also
4936 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
4937 documentation about function declaration location.
4938 * gcov-dump.c (tag_function): Print whole range
4939 of function declaration.
4940 * gcov.c (struct function_info): Add end_column field.
4941 (function_info::function_info): Initialize it.
4942 (output_json_intermediate_file): Output {start,end}_column
4944 (read_graph_file): Read end_column.
4946 2019-03-14 Richard Biener <rguenther@suse.de>
4949 * fold-const.c (operand_equal_p): For INDIRECT_REF check
4950 that the access types are similar.
4952 2019-03-14 Jakub Jelinek <jakub@redhat.com>
4954 PR tree-optimization/89703
4955 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
4956 aren't compatible also with builtin_decl_explicit. Check pure
4957 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
4958 and BUILT_IN_STPNCPY{,_CHK}.
4960 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
4963 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
4964 addr32 prefix to VSIB address for X32.
4965 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
4967 (*avx512pf_gatherpf<mode>df_mask): Likewise.
4968 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
4969 (*avx512pf_scatterpf<mode>df_mask): Likewise.
4970 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
4971 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
4972 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
4973 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
4974 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
4975 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
4976 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
4977 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
4978 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
4979 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
4980 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
4981 (*avx512f_scatterdi<mode>): Likewise.
4983 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
4986 * lra-constraints.c (inherit_in_ebb): Update
4987 potential_reload_hard_regs along with live_hard_regs.
4989 2019-03-13 Jakub Jelinek <jakub@redhat.com>
4992 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
4994 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
4996 2019-03-13 Martin Sebor <msebor@redhat.com>
4998 PR tree-optimization/89662
4999 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
5002 2019-03-13 Richard Biener <rguenther@suse.de>
5005 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
5006 throw FP expressions at tree-affine.
5008 2019-03-14 Richard Biener <rguenther@suse.de>
5010 * tree-pretty-print.c (dump_generic_node): For -gimple properly
5011 dump negative integer constants using _Literal (type) -num.
5013 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5015 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
5016 nonlocal_value member.
5019 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
5020 (ipa_simd_modify_function_body): Handle PHIs.
5022 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5024 * config/s390/s390.c (s390_option_override_internal): Use more
5025 aggressive inlining parameters.
5027 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5029 * config/s390/3906.md: New file.
5030 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5031 (LONGRUNNING_THRESHOLD): Remove.
5032 (MAX_SCHED_MIX_SCORE): Decrease.
5033 (MAX_SCHED_MIX_DISTANCE): Decrease.
5034 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
5035 (struct s390_sched_state): New struct to hold scheduling state.
5036 (S390_SCHED_STATE_NORMAL): Remove.
5037 (S390_SCHED_STATE_CRACKED): Remove.
5038 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
5039 (s390_get_sched_attrmask): Use new attribute.
5040 (s390_get_unit_mask): Use new units.
5041 (s390_is_fpd): New function.
5042 (s390_is_fxd): New function.
5043 (s390_is_longrunning): New function.
5044 (s390_sched_score): Use new functions.
5045 (s390_sched_reorder): Likewise.
5046 (s390_sched_variable_issue): Rework and use new functions.
5047 (s390_sched_init): Use new functions.
5048 * config/s390/s390.h (s390_tune_attr): Add z14.
5049 * config/s390/s390.md: Add z14.
5051 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5053 * config/s390/2964.md: Update pipeline description.
5054 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5055 (LONGRUNNING_THRESHOLD): Remove.
5056 (LATENCY_FACTOR): Remove.
5057 (s390_get_unit_mask): Add unit.
5058 (s390_sched_score): Use fxd/fpd.
5059 (s390_sched_variable_issue): Use fxd/fpd.
5061 2019-03-12 Martin Liska <mliska@suse.cz>
5063 * config/i386/i386.c: Reword an error message.
5065 2019-03-12 Martin Jambor <mjambor@suse.cz>
5067 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
5068 terminate with newline.
5070 2019-03-12 Jakub Jelinek <jakub@redhat.com>
5073 * config/s390/s390.md (tabort): Use %wd instead of
5074 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
5075 letters and periods.
5076 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
5077 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
5081 * builtins.c (expand_builtin_int_roundingfn,
5082 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
5083 gcc_unreachable if validate_arglist fails.
5085 2019-03-12 Richard Biener <rguenther@suse.de>
5087 PR tree-optimization/89664
5088 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
5089 free the occurance tree after the early out.
5091 2019-03-11 Jakub Jelinek <jakub@redhat.com>
5095 * vr-values.c (vr_values::update_value_range): If
5096 old_vr->varying_p (), don't update it, make new_vr also VARYING
5099 2019-03-11 Martin Liska <mliska@suse.cz>
5101 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5102 Fix double string quoting.
5104 2019-03-11 Martin Liska <mliska@suse.cz>
5106 * collect-utils.c (collect_wait): Wrap apostrophes
5107 in gcc internal format with %'.
5108 * collect2.c (main): Likewise.
5109 (scan_prog_file): Likewise.
5110 (scan_libraries): Likewise.
5111 * config/i386/i386.c (ix86_expand_call): Likewise.
5112 (ix86_handle_interrupt_attribute): Likewise.
5113 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
5114 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
5115 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
5116 * lto-wrapper.c (find_crtoffloadtable): Likewise.
5117 * symtab.c (symtab_node::verify_base): Likewise.
5118 * tree-cfg.c (verify_gimple_label): Likewise.
5119 * tree.c (verify_type_variant): Likewise.
5121 2019-03-11 Martin Liska <mliska@suse.cz>
5123 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
5124 in a string format message and fix GNU coding style.
5125 (expand_builtin_set_thread_pointer): Likewise.
5126 * common/config/aarch64/aarch64-common.c
5127 (aarch64_rewrite_selected_cpu): Likewise.
5128 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
5129 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
5130 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
5131 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
5132 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
5133 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
5134 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
5135 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
5136 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
5137 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
5139 * common/config/riscv/riscv-common.c
5140 (riscv_subset_list::parsing_subset_version): Likewise.
5141 (riscv_subset_list::parse_std_ext): Likewise.
5142 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
5143 (riscv_subset_list::parse): Likewise.
5144 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
5145 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
5146 (aarch64_override_options_internal): Likewise.
5147 (aarch64_validate_mcpu): Likewise.
5148 (aarch64_validate_march): Likewise.
5149 (aarch64_validate_mtune): Likewise.
5150 (aarch64_override_options): Likewise.
5151 * config/alpha/alpha.c (alpha_option_override): Likewise.
5152 * config/arc/arc.c (arc_init): Likewise.
5153 (parse_mrgf_banked_regs_option): Likewise.
5154 (arc_override_options): Likewise.
5155 (arc_expand_builtin_aligned): Likewise.
5156 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
5157 (arm_expand_builtin): Likewise.
5158 * config/arm/arm.c (arm_option_check_internal): Likewise.
5159 (arm_configure_build_target): Likewise.
5160 (arm_option_override): Likewise.
5161 (arm_options_perform_arch_sanity_checks): Likewise.
5162 (arm_handle_cmse_nonsecure_entry): Likewise.
5163 (arm_handle_cmse_nonsecure_call): Likewise.
5164 (arm_tls_referenced_p): Likewise.
5165 (thumb1_expand_prologue): Likewise.
5166 * config/avr/avr.c (avr_option_override): Likewise.
5167 * config/bfin/bfin.c (bfin_option_override): Likewise.
5168 * config/c6x/c6x.c (c6x_option_override): Likewise.
5169 * config/cr16/cr16.c (cr16_override_options): Likewise.
5170 * config/cris/cris.c (cris_option_override): Likewise.
5171 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
5172 * config/darwin-c.c (macosx_version_as_macro): Likewise.
5173 * config/darwin.c (darwin_override_options): Likewise.
5174 * config/frv/frv.c (frv_expand_builtin): Likewise.
5175 * config/h8300/h8300.c (h8300_option_override): Likewise.
5176 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
5177 (ix86_option_override_internal): Likewise.
5178 (warn_once_call_ms2sysv_xlogues): Likewise.
5179 (ix86_expand_prologue): Likewise.
5180 (split_stack_prologue_scratch_regno): Likewise.
5181 (ix86_warn_parameter_passing_abi): Likewise.
5182 * config/ia64/ia64.c (fix_range): Likewise.
5183 * config/m68k/m68k.c (m68k_option_override): Likewise.
5184 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
5185 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
5186 (mips_set_compression_mode): Likewise.
5187 * config/mmix/mmix.c (mmix_option_override): Likewise.
5188 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
5189 * config/msp430/msp430.c (msp430_option_override): Likewise.
5190 * config/nds32/nds32.c (nds32_option_override): Likewise.
5191 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
5192 (nios2_option_override): Likewise.
5193 (nios2_expand_custom_builtin): Likewise.
5194 * config/nvptx/mkoffload.c (main): Likewise.
5195 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
5196 * config/pa/pa.c (fix_range): Likewise.
5197 (pa_option_override): Likewise.
5198 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
5199 (riscv_option_override): Likewise.
5200 * config/rl78/rl78.c (rl78_option_override): Likewise.
5201 * config/rs6000/aix61.h: Likewise.
5202 * config/rs6000/aix71.h: Likewise.
5203 * config/rs6000/aix72.h: Likewise.
5204 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
5205 * config/rs6000/freebsd64.h: Likewise.
5206 * config/rs6000/linux64.h: Likewise.
5207 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
5208 (rs6000_expand_zeroop_builtin): Likewise.
5209 (rs6000_expand_mtfsb_builtin): Likewise.
5210 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
5211 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
5212 (rs6000_invalid_builtin): Likewise.
5213 (rs6000_expand_split_stack_prologue): Likewise.
5214 * config/rs6000/rtems.h: Likewise.
5215 * config/rx/rx.c (valid_psw_flag): Likewise.
5216 (rx_expand_builtin): Likewise.
5217 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
5218 * config/s390/s390.c (s390_expand_builtin): Likewise.
5219 (s390_function_profiler): Likewise.
5220 (s390_option_override_internal): Likewise.
5221 (s390_option_override): Likewise.
5222 * config/sh/sh.c (sh_option_override): Likewise.
5223 (sh_builtin_saveregs): Likewise.
5224 (sh_fix_range): Likewise.
5225 * config/sh/vxworks.h: Likewise.
5226 * config/sparc/sparc.c (sparc_option_override): Likewise.
5227 * config/spu/spu.c (spu_option_override): Likewise.
5228 (fix_range): Likewise.
5229 * config/visium/visium.c (visium_option_override): Likewise.
5230 (visium_handle_interrupt_attr): Likewise.
5231 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
5232 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
5233 (dbg_cnt_process_opt): Likewise.
5234 * dwarf2out.c (output_dwarf_version): Likewise.
5235 * except.c (expand_eh_return): Likewise.
5236 * gcc.c (defined): Likewise.
5237 (driver_handle_option): Likewise.
5238 (process_command): Likewise.
5239 (compare_files): Likewise.
5240 (driver::prepare_infiles): Likewise.
5241 (driver::do_spec_on_infiles): Likewise.
5242 (driver::maybe_run_linker): Likewise.
5243 * omp-offload.c (oacc_parse_default_dims): Likewise.
5244 * opts-global.c (handle_common_deferred_options): Likewise.
5245 * opts.c (parse_sanitizer_options): Likewise.
5246 (common_handle_option): Likewise.
5247 (enable_warning_as_error): Likewise.
5248 * passes.c (enable_disable_pass): Likewise.
5249 * plugin.c (parse_plugin_arg_opt): Likewise.
5250 (default_plugin_dir_name): Likewise.
5251 * targhooks.c (default_expand_builtin_saveregs): Likewise.
5252 (default_pch_valid_p): Likewise.
5253 * toplev.c (init_asm_output): Likewise.
5254 (process_options): Likewise.
5255 (toplev::run_self_tests): Likewise.
5256 * tree-cfg.c (verify_gimple_call): Likewise.
5257 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
5258 (tree_inlinable_function_p): Likewise.
5259 * var-tracking.c (vt_find_locations): Likewise.
5261 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
5263 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
5264 only on the else branch.
5266 2019-03-11 Martin Liska <mliska@suse.cz>
5268 * gcov.c (output_intermediate_json_line): Print function
5270 (output_json_intermediate_file): Add new argument.
5271 * doc/gcov.texi: Document the change.
5273 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
5275 PR rtl-optimization/89588
5276 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5277 explicit unrolling factor more robust.
5279 2019-03-11 Richard Biener <rguenther@suse.de>
5281 PR tree-optimization/89649
5282 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
5283 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
5284 on the prolog and epilog loops.
5285 (vect_loop_versioning): Return copy of loop.
5286 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
5287 on the non-vectorized version of the loop.
5289 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
5292 * config/i386/sse.md (*vec_extractv2di_0_sse):
5293 Add (=r,x) alternative and corresponding splitter.
5295 2019-03-10 Martin Jambor <mjambor@suse.cz>
5297 PR tree-optimization/85762
5298 PR tree-optimization/87008
5299 PR tree-optimization/85459
5300 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
5301 it points to if there is a type changing MEM_REF. Adjust all callers.
5302 (build_accesses_from_assign): Disable total scalarization if
5303 contains_vce_or_bfcref_p returns true through the new parameter, for
5306 2019-03-09 Jakub Jelinek <jakub@redhat.com>
5309 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
5310 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
5313 * common.opt (fdiagnostics-show-labels,
5314 fdiagnostics-show-line-numbers, fdiagnostics-format=,
5315 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
5316 gas-locview-support, ginline-points, ginternal-reset-location-views):
5317 Terminate description text with a dot.
5318 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
5319 * config/mcore/mcore.opt (m210, m340): Likewise.
5320 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
5321 mnops=): Start description text with a capital letter.
5322 * config/arc/arc.opt (msize-level=): Likewise.
5323 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
5324 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
5326 * config/ft32/ft32.opt (msim): Likewise.
5327 (mft32b, mcompress): Likewise. Terminate description text with a dot.
5328 (mnodiv, mnopm): Terminate description text with a dot.
5329 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
5331 * config/i386/i386.opt (prefer_vector_width, instrument_return):
5333 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
5336 PR rtl-optimization/89634
5337 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
5338 are modified in BB_END (e->src) instruction.
5340 2019-03-08 David Malcolm <dmalcolm@redhat.com>
5343 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
5344 messages more amenable to translation, and improve wording.
5346 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
5348 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
5349 ud- and du-chains between phases.
5351 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
5354 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
5355 instead of POLY_INT_CST.
5357 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
5359 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
5362 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
5367 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
5368 (_mm_storeu_si64): Ditto.
5370 2019-03-08 Martin Liska <mliska@suse.cz>
5373 * config/i386/i386.c (ix86_option_override_internal): Disable
5374 jump tables when retpolines are used.
5376 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
5379 * ipa-split.c (execute_split_functions): Do not split
5380 'noinline' or 'section' function.
5382 2019-03-08 Jakub Jelinek <jakub@redhat.com>
5385 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
5386 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
5387 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
5390 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
5391 from diagnostics. Formatting fixes.
5394 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
5395 warn_odr diagnostics.
5398 * lra-constraints.c (process_alt_operands): Avoid one space before
5399 " at the end of line and another after " on another line in a string
5401 * attribs.c (handle_dll_attribute): Likewise.
5402 * config/avr/avr-devices.c (avr_texinfo): Likewise.
5404 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
5405 warning_at or inform messages in G_() if there is no ?:.
5407 PR tree-optimization/89550
5408 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
5409 returned true. Formatting fixes.
5410 (expand_builtin_strnlen): Formatting fixes.
5411 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
5412 if warning_at returned true.
5413 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
5415 2019-03-08 Richard Biener <rguenther@suse.de>
5418 * cfgloop.h (struct loop): Add owned_clique field.
5419 * cfgloopmanip.c (copy_loop_info): Copy it.
5420 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
5422 * tree-inline.c (copy_loops): Remap owned_clique.
5423 * lto-streamer-in.c (input_cfg): Stream owned_clique.
5424 * lto-streamer-out.c (output_cfg): Likewise.
5426 2019-03-08 Jakub Jelinek <jakub@redhat.com>
5429 * config/darwin.c: Include intl.h.
5430 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
5431 composing the message out of two separate parts.
5433 2019-03-07 Jakub Jelinek <jakub@redhat.com>
5436 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
5437 doesn't start with a capital letter and doesn't end with a dot.
5438 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
5439 with a capital letter.
5440 (ix86_mangle_function_version_assembler_name): Likewise.
5441 (ix86_generate_version_dispatcher_body): Likewise.
5442 (fold_builtin_cpu): Likewise.
5443 (get_builtin_code_for_version): Likewise. Remove extraneous space.
5444 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
5445 translators, wrap full type name in %qs.
5447 PR translation/79999
5448 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
5449 depend clause with source (or sink) modifier.
5450 * omp-expand.c (expand_omp_ordered_sink): Likewise.
5453 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
5454 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
5455 (avx512f_load<mode>_mask): New define_expand.
5456 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
5457 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
5458 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
5459 __builtin_ia32_movess_mask): New builtins.
5460 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
5461 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
5462 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
5463 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
5465 2019-03-07 Martin Jambor <mjambor@suse.cz>
5468 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
5469 for extern inline functions.
5471 2019-03-07 Martin Jambor <mjambor@suse.cz>
5474 * cgraph.h (cgraph_node): New inline method former_thunk_p.
5475 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
5476 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
5477 have multiple callees. At the end check if declarations match as
5478 opposed to cgraph_nodes.
5480 2019-03-07 Martin Liska <mliska@suse.cz>
5482 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
5483 which is equivalent to searching for this in clones chain.
5484 * symtab.c (symtab_node::verify_base): Similarly compare ASM
5485 names with a neighbour and special case first node in a chain.
5487 2019-01-25 Jason Merrill <jason@redhat.com>
5489 PR c++/80916 - spurious "static but not defined" warning.
5490 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
5491 for an internal symbol with DECL_EXTERNAL.
5493 2019-04-07 Richard Biener <rguenther@suse.de>
5496 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
5497 * tree-inline.c (copy_loops): Simplify.
5499 2019-03-07 Martin Liska <mliska@suse.cz>
5501 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
5503 2019-03-07 Richard Biener <rguenther@suse.de>
5505 PR tree-optimization/89595
5506 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
5507 stmt iterator as reference, take boolean output parameter to
5508 indicate whether the stmt was removed and thus the iterator
5510 (dom_opt_dom_walker::before_dom_children): Re-iterate over
5511 stmts created by folding.
5513 2019-03-07 Jakub Jelinek <jakub@redhat.com>
5516 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
5519 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
5521 PR rtl-optimization/88845
5522 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
5524 * lra.c (remove_scratches_1): New function.
5525 (remove_scratches): Use it.
5526 (lra_emit_move): Likewise.
5528 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
5530 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
5531 unaligned_access variable.
5532 * config/arc/arc.c (arc_override_options): Set unaligned access
5533 default on for HS CPUs.
5534 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
5536 2019-03-06 Martin Liska <mliska@suse.cz>
5538 PR gcov-profile/89577
5539 * doc/gcov.texi: Prefer to use --coverage.
5540 * doc/sourcebuild.texi: Likewise.
5542 2019-03-02 Jason Merrill <jason@redhat.com>
5544 PR c++/86485 - -Wmaybe-unused with empty class ?:
5545 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
5547 2019-03-05 Jakub Jelinek <jakub@redhat.com>
5550 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
5554 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
5555 exactly one argument.
5557 2019-03-05 Jakub Jelinek <jakub@redhat.com>
5558 Richard Sandiford <richard.sandiford@arm.com>
5560 PR tree-optimization/89570
5561 * match.pd (vec_cond into cond_op simplification): Don't use
5562 get_conditional_internal_fn, use as_internal_fn (cond_op).
5564 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
5567 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
5568 to decide when to split off a non-zero offset from a symbol.
5569 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
5570 in function symbols.
5572 2019-03-05 Richard Biener <rguenther@suse.de>
5574 PR tree-optimization/89594
5575 * tree-if-conv.c (pass_if_conversion::execute): Handle
5576 case where .LOOP_VECTORIZED_FUNCTION was removed.
5578 2019-03-05 Jakub Jelinek <jakub@redhat.com>
5581 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
5582 instead alloca it only when needed with the needed size.
5584 PR tree-optimization/89570
5585 * match.pd (vec_cond into cond_op simplification): Guard with
5586 vectorized_internal_fn_supported_p test and #if GIMPLE.
5588 PR tree-optimization/89566
5589 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
5590 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
5591 Punt if get_user_idx_format succeeds, but idx_format argument is
5592 not provided or doesn't have pointer type, or if idx_args is above
5593 number of provided arguments.
5595 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
5597 PR tree-optimization/89437
5598 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
5600 2019-03-04 Richard Biener <rguenther@suse.de>
5603 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
5606 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
5608 PR tree-optimization/89487
5609 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
5610 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
5611 (distribute_loop): Don't do runtime alias check if there is non-
5612 addressable data reference.
5613 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
5614 is a register variable.
5616 2019-03-02 Jakub Jelinek <jakub@redhat.com>
5619 * config/arm/arm.md (cmpsi2_addneg): Use
5620 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
5621 If operands[2] is 0 or INT_MIN, force use of subs.
5622 (*compare_scc splitter): Use gen_int_mode.
5623 (*negscc): Likewise.
5624 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
5626 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
5627 Monk Chiang <sh.chiang04@gmail.com>
5629 * common/config/riscv/riscv-common.c: Include sstream.
5630 (riscv_subset_list::to_string): New.
5631 (riscv_arch_str): Likewise.
5632 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
5634 * config/riscv/riscv-protos.h (riscv_arch_str): New.
5635 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
5636 (riscv_emit_attribute): New.
5637 (riscv_file_start): Emit attribute if needed.
5638 (riscv_option_override): Init riscv_emit_attribute_p.
5639 * config/riscv/riscv.opt (mriscv-attribute): New option.
5640 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
5642 * doc/install.texi: Document --with-riscv-attribute.
5643 * doc/invoke.texi: Document -mriscv-attribute.
5645 * common/config/riscv/riscv-common.c:
5646 Include config/riscv/riscv-protos.h.
5647 (INCLUDE_STRING): Defined.
5648 (RISCV_DONT_CARE_VERSION): Defined.
5649 (riscv_subset_t): Declare.
5650 (riscv_subset_t::riscv_subset_t): New.
5651 (riscv_subset_list): Declare.
5652 (riscv_subset_list::riscv_subset_list): New.
5653 (riscv_subset_list::~riscv_subset_list): Likewise.
5654 (riscv_subset_list::parsing_subset_version): Likewise.
5655 (riscv_subset_list::parse_std_ext): Likewise.
5656 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
5657 (riscv_subset_list::add): Likewise.
5658 (riscv_subset_list::lookup): Likewise.
5659 (riscv_subset_list::xlen): Likewise.
5660 (riscv_subset_list::parse): Likewise.
5661 (riscv_supported_std_ext): Likewise.
5662 (current_subset_list): Likewise.
5663 (riscv_parse_arch_string): Using riscv_subset_list::parse to
5666 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
5668 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
5669 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
5670 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
5672 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
5674 PR rtl-optimization/85899
5675 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
5676 fallthru edges leading to the exit block.
5678 2019-03-01 Tamar Christina <tamar.christina@arm.com>
5681 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
5682 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
5684 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
5686 PR tree-optimization/89535
5687 * tree-vect-stmts.c (vectorizable_call): Record the vector types
5688 for each operand. Calculate the fallback choice for mask operands
5689 and pass it to vect_get_vec_def_for_operand.
5691 2019-03-01 Richard Biener <rguenther@suse.de>
5694 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
5695 get virtual operands.
5696 (get_expr_operands): Handle CONST_DECL like other decls.
5698 2019-03-01 Jakub Jelinek <jakub@redhat.com>
5701 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
5702 on DECL_P and EXPR_P.
5704 2019-03-01 Richard Biener <rguenther@suse.de>
5707 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
5708 argument, defaulted to zero.
5709 * passes.c (execute_function_todo): Pass down SSA update flags
5710 to cleanup_tree_cfg.
5711 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
5712 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
5714 (cleanup_tree_cfg): Get and pass down SSA update flags.
5716 2019-03-01 Jakub Jelinek <jakub@redhat.com>
5719 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
5720 early_lto_debug argument.
5722 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
5724 PR tree-optimization/89536
5725 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
5726 only whether bit #0 of the value is 0 instead of the entire value.
5728 2019-02-28 Marek Polacek <polacek@redhat.com>
5730 PR c++/87068 - missing diagnostic with fallthrough statement.
5731 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
5732 at the end of a seq, save its location to walk_stmt_info.
5733 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
5736 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
5739 * tree.c (find_atomic_core_type): Move ahead in file.
5740 (check_base_type): Correctly compare alignments of atomic types.
5742 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
5745 * config/i386/i386.c (get_builtin_code_for_version): Identify
5746 Westmere from PCLMUL, instead of AES.
5748 2019-02-28 Jakub Jelinek <jakub@redhat.com>
5751 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
5752 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
5755 2019-02-28 Tamar Christina <tamar.christina@arm.com>
5758 * config/aarch64/aarch64-option-extensions.def: Document it.
5759 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
5762 2019-02-28 Jakub Jelinek <jakub@redhat.com>
5765 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
5766 builtins if they don't have a single scalar floating point argument.
5769 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
5771 PR rtl-optimization/89490
5772 * varasm.c (get_block_for_section): Bail out for mergeable sections.
5773 (default_use_anchors_for_symbol_p, output_object_block): Assert the
5774 block section is not mergeable.
5776 2019-02-27 Jakub Jelinek <jakub@redhat.com>
5779 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
5780 old define_insn to ...
5781 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
5782 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
5783 Rename old define_insn to ...
5784 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
5785 (thumb2_casesi_internal_pic): New define_expand. Rename old
5787 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
5788 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
5789 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
5791 2019-02-27 Richard Biener <rguenther@suse.de>
5794 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
5796 2019-02-27 Richard Biener <rguenther@suse.de>
5798 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
5801 2019-02-27 Richard Biener <rguenther@suse.de>
5804 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
5805 parameter, prefix section name with .gnu.debuglto_ if true.
5806 (dwarf2out_finish): Pass false to output_comdat_type_unit.
5807 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
5809 2019-02-27 Richard Biener <rguenther@suse.de>
5812 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
5813 rather than on use_debug_types, doing what output_die does.
5814 (value_format): Likewise.
5816 2019-02-27 Martin Jambor <mjambor@suse.cz>
5817 Martin Sebor <msebor@redhat.com>
5819 * doc/invoke.texi (Warning Options): Reword description of
5820 -Wno-absolute-value.
5822 2019-02-27 Jakub Jelinek <jakub@redhat.com>
5824 PR tree-optimization/89280
5825 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
5826 builtin_setjmp_setup_bb): New functions.
5827 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
5828 When visiting __builtin_setjmp_setup block, queue in special
5829 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
5830 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
5831 from visited after the loop if they don't have any visited successor
5834 2018-02-26 Steve Ellcey <sellcey@marvell.com>
5836 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
5838 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
5840 2019-02-26 Jakub Jelinek <jakub@redhat.com>
5843 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
5844 with types other than sizetype/ssizetype.
5846 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
5848 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
5849 (enum sparc_processor_type): ...this.
5850 (enum sparc_code_model_type): New enumeration type.
5851 (enum sparc_memory_model_type): Tweak comments.
5852 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
5854 (mcmodel): Use sparc_code_model enumeration and variable.
5855 (sparc_code_model): New enumeration.
5856 (mdebug): Add Undocumented marker.
5857 * config/sparc/sparc.h (enum cmodel): Delete.
5858 (sparc_cmodel): Likewise.
5859 (TARGET_CM_MEDLOW): Adjust to above renaming.
5860 (TARGET_CM_MEDMID): Likewise.
5861 (TARGET_CM_MEDANY): Likewise.
5862 (TARGET_CM_EMBMEDANY): Likewise.
5863 * config/sparc/sparc.c (sparc_cmodel): Delete.
5864 (sparc_option_override): Remove string/value mapping support for the
5865 code model. Move code and memory model support to after the handling
5866 of target flags. Do private machine setup last.
5867 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
5868 (sparc_legitimize_reload_address): Likewise.
5869 (sparc_output_mi_thunk): Likewise.
5870 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
5872 2019-02-26 Jakub Jelinek <jakub@redhat.com>
5874 PR tree-optimization/89500
5875 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
5876 (handle_builtin_strlen): Remove noncst_bound variable. Always
5877 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
5878 cst if the first cst bytes starting at x are known to be non-zero,
5879 even if the string is not zero terminated. Don't try to modify
5880 *si for strnlen. Update strlen_to_stridx only for strlen or if
5881 we can prove strnlen returns the same value as strlen would.
5883 2019-02-26 Martin Liska <mliska@suse.cz>
5885 * alloc-pool.h (struct pool_usage): Remove extra
5887 * bitmap.h (struct bitmap_usage): Likewise.
5888 * ggc-common.c (struct ggc_usage): Likewise.
5889 * mem-stats.h (struct mem_usage): Likewise.
5890 (mem_alloc_description::dump): Print dash lines
5891 here and repeat header at the end of a table report.
5892 It's then more readable.
5893 * tree-phinodes.c (phinodes_print_statistics): Make
5894 horizontal alignment.
5895 * tree-ssanames.c (ssanames_print_statistics): Likewise.
5896 * vec.c (struct vec_usage): Remove extra print_dash_line.
5897 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
5899 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
5901 * doc/extend.texi (__builtin_object_size):
5902 Use @pxref instead of @xref inside parenthesis.
5903 (__builtin_has_attribute): Add missing comma after @xref.
5904 (__builtin_object_size): Ditto.
5905 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
5906 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
5909 2019-02-26 Jeff Law <law@redhat.com>
5911 PR rtl-optimization/87761
5912 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
5913 detect obviously dead insns and delete them.
5915 2019-02-26 Richard Biener <rguenther@suse.de>
5917 PR tree-optimization/89505
5918 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
5919 to handle restrict pointed-to vars with multiple subvars
5922 2019-02-26 Richard Biener <rguenther@suse.de>
5924 PR tree-optimization/89489
5925 * tree-parloops.c (create_loop_fn): Copy over last_clique.
5927 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
5929 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
5930 and move around comment.
5931 <BIT_AND_EXPR>: Likewise.
5932 <BIT_NOT_EXPR>: Add specific handling for boolean types.
5934 2019-02-26 Jakub Jelinek <jakub@redhat.com>
5937 * config/i386/i386.c (remove_partial_avx_dependency): Call
5938 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
5939 after changing possibly many instructions to use that pseudo. Fix up
5940 insertion of v4sf_const0 setter at the start of bb.
5942 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
5945 * doc/extend.texi (Variadic Pointer Args): New section.
5947 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
5948 Martin Sebor <msebor@gmail.com>
5950 * common.opt (Wattribute-alias): Likewise.
5951 * doc/invoke.texi (Option Summary): List general form of
5952 -Wattribute-alias=. List positive form of -Wmissing-attributes.
5953 (-Wmissing-attributes): Invert entry, rewrite and correct default.
5954 Add cross-references.
5955 (-Wattribute-alias): Rewrite and correct default. Mention
5956 considered attributes (same as for -Wmissing-attributes).
5958 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
5960 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
5961 (_mm_cvtpd_ps): Likewise.
5962 (_mm_cvttpd_epi32): Likewise.
5965 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
5966 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
5969 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
5971 2019-02-25 Tamar Christina <tamar.christina@arm.com>
5974 * common/config/aarch64/aarch64-common.c
5975 (struct aarch64_option_extension): Add is_synthetic.
5976 (all_extensions): Use it.
5977 (TARGET_OPTION_INIT_STRUCT): Define hook.
5978 (struct gcc_targetm_common): Moved to end.
5979 (all_extensions_by_on): New.
5980 (opt_ext_cmp, typedef opt_ext): New.
5981 (aarch64_option_init_struct): New.
5982 (aarch64_contains_opt): New.
5983 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
5984 * config/aarch64/aarch64-option-extensions.def
5985 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
5986 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
5987 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
5988 Set is_synthetic to false.
5989 (crypto): Set is_synthetic to true.
5990 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
5993 2019-02-25 Tamar Christina <tamar.christina@arm.com>
5995 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
5996 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
5997 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
5998 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
5999 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
6000 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
6001 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
6002 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
6004 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
6005 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6006 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
6007 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
6008 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
6009 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
6010 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
6011 vfmlsl_laneq_high_f16): ... To this.
6012 * config/arm/neon.md: Update comments.
6014 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6016 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6017 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
6018 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6019 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
6020 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
6021 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
6022 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
6023 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
6025 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
6026 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6027 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
6028 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
6029 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
6030 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
6031 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
6032 vfmlslq_laneq_high_f16): ... To this.
6034 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
6036 PR rtl-optimization/86096
6037 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
6038 comparing mw_order values.
6040 2019-02-25 Jakub Jelinek <jakub@redhat.com>
6043 * config/arm/arm.md (*subsi3_carryin_const): Use
6044 arm_neg_immediate_operand predicate instead of
6045 arm_not_immediate_operand, "L" constraint instead of "K" and
6046 print it using %n2 instead of %B2.
6047 (*subsi3_carryin_const0): New define_insn.
6048 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
6049 instead of arm_not_operand and "I" constraint instead of "K" and
6050 print it using %n3 instead of %B2. Instead of using match_dup 2 add
6051 another match_operand and in the condition check that it is negation
6053 (*subsi3_carryin_compare_const0): New define_ins.
6054 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
6055 *subsi3_carryin_const.
6056 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
6057 split into *subsi3_carryin_compare_const0 if the highpart is zero.
6060 * config/arm.vfp.md (*negdf2_vfp): Use
6061 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
6062 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
6064 2019-02-24 Jakub Jelinek <jakub@redhat.com>
6066 PR rtl-optimization/89445
6067 * simplify-rtx.c (simplify_ternary_operation): Don't use
6068 simplify_merge_mask on operands that may trap.
6069 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
6070 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
6071 second operand is CONST_VECTOR, check if any element could be zero.
6072 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
6073 their operands can trap.
6075 2019-02-23 Martin Sebor <msebor@redhat.com>
6077 * gimple-ssa-sprintf.c (target_strtol): Rename...
6078 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
6079 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
6080 check for range error.
6082 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
6085 * opts-common.c (prune_options): Also prune joined switches
6086 with Negative and RejectNegative.
6087 * config/i386/i386.opt (march=): Add Negative(march=).
6088 (mtune=): Add Negative(mtune=).
6089 * doc/options.texi: Document Negative used together with Joined
6092 2019-02-22 Martin Sebor <msebor@redhat.com>
6094 * doc/extend.texi (Other Builtins): Add
6095 __builtin_is_constant_evaluated.
6097 2019-02-22 Richard Biener <rguenther@suse.de>
6099 PR tree-optimization/87609
6100 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
6102 2019-02-22 Jeff Law <law@redhat.com>
6104 PR rtl-optimization/87761
6105 * config/mips/mips.md: Add new combiner pattern to recognize
6106 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
6108 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
6111 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
6112 destination register in peepholes generating patterns for ADDS/SUBS.
6113 (add<mode>3_compare0,
6114 *addsi3_compare0_uxtw, add<mode>3_compareC,
6115 add<mode>3_compareV_imm, add<mode>3_compareV,
6116 *adds_<optab><ALLX:mode>_<GPI:mode>,
6117 *subs_<optab><ALLX:mode>_<GPI:mode>,
6118 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
6119 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
6120 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
6121 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
6122 sub<mode>3_compare1): Allow stack pointer for source register.
6123 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
6125 2019-02-22 Martin Sebor <msebor@redhat.com>
6127 PR tree-optimization/88993
6128 PR tree-optimization/88853
6129 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
6131 (sprintf_dom_walker::call_info::is_string_func): New helper.
6132 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
6133 for formatted string functions.
6134 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
6136 2019-02-22 Martin Sebor <msebor@redhat.com>
6139 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
6140 unreachable subexpressions.
6142 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
6143 Hongtao Liu <hongtao.liu@intel.com>
6144 Sunil K Pandey <sunil.k.pandey@intel.com>
6147 * config/i386/i386-passes.def: Add
6148 pass_remove_partial_avx_dependency.
6149 * config/i386/i386-protos.h
6150 (make_pass_remove_partial_avx_dependency): New.
6151 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
6153 (pass_data_remove_partial_avx_dependency): New.
6154 (pass_remove_partial_avx_dependency): Likewise.
6155 (make_pass_remove_partial_avx_dependency): Likewise.
6156 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
6157 (*extendsfdf2): Add avx_partial_xmm_update.
6158 (truncdfsf2): Likewise.
6159 (*float<SWI48:mode><MODEF:mode>2): Likewise.
6160 (SF/DF conversion splitters): Disabled for TARGET_AVX.
6162 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
6165 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
6168 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
6171 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
6172 (PTA_SKYLAKE): Add PTA_AES.
6173 (PTA_GOLDMONT): Likewise.
6175 2019-02-22 Sudakshina Das <sudi.das@arm.com>
6177 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
6178 instruction if enabled.
6179 (aarch64_override_options): Remove reference to return address key.
6181 2019-02-22 Richard Biener <rguenther@suse.de>
6183 PR tree-optimization/89440
6184 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
6185 not necessary assert.
6187 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
6190 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
6191 (oacc_replace_fn_attrib_attr): ... this new function.
6192 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
6193 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
6195 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6197 * config/arm/arm-cpus.in (ares): Rename to...
6198 (neoverse-n1): ... This. Add ares as alias.
6199 * config/arm/arm-tables.opt: Regenerate.
6200 * config/arm/arm-tune.md: Likewise.
6201 * doc/invoke.txt (ARM Options): Document neoverse-n1.
6203 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6205 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
6206 * config/aarch64/aarch64-tune.md: Regenerate.
6207 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
6209 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6211 * config/aarch64/aarch64.c (ares_tunings): Rename to...
6212 (neoversen1_tunings): ... This.
6213 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
6214 (neoverse-n1): New CPU.
6215 * config/aarch64/aarch64-tune.md: Regenerate.
6216 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
6218 2019-02-22 Richard Biener <rguenther@suse.de>
6221 * cfghooks.h (dependence_hash): New typedef.
6222 (struct copy_bb_data): New type.
6223 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
6224 (duplicate_block): Likewise.
6225 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
6226 (copy_bbs): Create and pass down copy_bb_data.
6227 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
6228 (rtl_duplicate_bb): Likewise.
6229 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
6230 remap dependence info.
6232 2019-02-22 Richard Biener <rguenther@suse.de>
6234 PR tree-optimization/87609
6235 * tree-core.h (tree_base): Document special clique values.
6236 * tree-inline.c (remap_dependence_clique): Do not use the
6237 special clique value of one.
6238 (maybe_set_dependence_info): Use clique one.
6239 (clear_dependence_clique): New callback.
6240 (compute_dependence_clique): Clear clique one from all refs
6241 before assigning it (again).
6243 2019-02-21 Martin Sebor <msebor@redhat.com>
6245 * doc/extend.texi (__clear_cache): Correct signature.
6247 2019-02-21 Ian Lance Taylor <iant@golang.org>
6250 * varasm.c (decode_addr_const): Call lookup_constant_def rather
6251 than output_constant_def.
6252 (add_constant_to_table): New static function.
6253 (output_constant_def): Call add_constant_to_table.
6254 (tree_output_constant_def): Likewise.
6256 2019-02-21 Jakub Jelinek <jakub@redhat.com>
6259 * builtins.c (fold_builtin_arith_overflow): If first two args are
6260 INTEGER_CSTs, set intres and ovfres to constants rather than calls
6263 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
6266 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
6267 error for -mindirect-branch/-mfunction-return with incompatible
6270 2019-02-21 Jakub Jelinek <jakub@redhat.com>
6273 * constraints.md (q): Remove.
6274 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
6277 2019-02-21 Martin Jambor <mjambor@suse.cz>
6280 * omp-general.c (omp_extract_for_data): Removed a duplicate call
6281 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
6282 (omp_adjust_for_condition): ...here. Added necessary parameters.
6283 * omp-general.h (omp_adjust_for_condition): Updated declaration.
6284 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
6285 proper values to new parameters of omp_adjust_for_condition.
6287 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6290 * expr.c (expand_assignment): If result is a MEM, use change_address
6291 instead of simplify_gen_subreg.
6293 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6294 David Malcolm <dmalcolm@redhat.com>
6297 * fold-const.c (decode_field_reference): Return NULL_TREE if
6298 lang_hooks.types.type_for_size returns NULL. Check it before
6299 overwriting *exp_. Use return NULL_TREE instead of return 0.
6301 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6305 * toplev.c (do_compile): Double the emin/emax exponents to workaround
6308 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
6311 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
6312 TARGET_SSE in addition to TARGET_SSE_MATH.
6314 (ix86_excess_precision): Ditto.
6315 (ix86_float_exceptions_rounding_supported_p): Ditto.
6316 (use_rsqrt_p): Ditto.
6317 * config/i386/sse.md (rsqrt<mode>2): Ditto.
6319 2019-02-20 David Malcolm <dmalcolm@redhat.com>
6322 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
6323 linenum_arith_t when determining if two adjacent line spans are
6324 close enough to merge.
6325 (diagnostic_show_locus): Use linenum_arith_t when iterating over
6326 lines within each line_span.
6328 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
6331 * lra-constraints.c(uses_hard_regs_p): Fix handling of
6332 paradoxical SUBREGS.
6334 2019-02-20 Li Jia He <helijia@linux.ibm.com>
6337 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
6338 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
6339 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
6342 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
6344 * config/gcn/gcn.c (print_operand): Fix typo.
6346 2019-02-19 Richard Biener <rguenther@suse.de>
6349 * toplev.c (do_compile): Initialize mpfr's exponent range
6350 based on available float modes.
6352 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
6354 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
6355 as long as the epilogue isn't completed.
6357 2019-02-18 Martin Sebor <msebor@redhat.com>
6359 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
6360 __has_cpp_attribute, and __has_include.
6362 2019-02-18 Martin Sebor <msebor@redhat.com>
6364 * doc/invoke.texi (-Wreturn-type): Correct and expand.
6366 2019-02-18 Martin Sebor <msebor@redhat.com>
6369 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
6371 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
6373 2019-02-18 Richard Biener <rguenther@suse.de>
6375 PR tree-optimization/89296
6376 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
6377 of no-warning flag to cases that might emit the bogus warning.
6379 2019-02-18 Jakub Jelinek <jakub@redhat.com>
6382 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
6384 * config/arm/vfp.md (*movdi_vfp): Likewise.
6385 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
6386 "q" constraint for operands[0].
6389 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
6390 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
6391 pattern in a temporary buffer.
6392 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
6393 than 64-operands[2].
6396 * config/s390/s390.c (s390_indirect_branch_attrvalue,
6397 s390_indirect_branch_settings): Define unconditionally.
6398 (s390_set_current_function): Likewise, but guard the whole body except
6399 the s390_indirect_branch_settings call with
6400 #if S390_USE_TARGET_ATTRIBUTE.
6401 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
6403 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
6404 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
6405 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
6406 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
6407 HOST_WIDE_INT_1U instead of 1ULL.
6408 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
6409 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
6410 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
6411 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
6413 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
6416 2019-02-18 Martin Jambor <mjambor@suse.cz>
6418 PR tree-optimization/89209
6419 * tree-sra.c (create_access_replacement): New optional parameter
6420 reg_tree. Use it as a type if non-NULL and access type is not of
6422 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
6423 to create_access_replacement.
6424 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
6425 Check lacc is non-NULL before attempting to re-create it on the RHS.
6427 2019-02-18 Martin Liska <mliska@suse.cz>
6430 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
6432 (symbol_table::free_edge): Recycle m_summary_id.
6433 * cgraph.h (get_summary_id): New.
6434 (symbol_table::release_symbol): Set m_summary_id to -1
6436 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
6437 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
6438 function_summary to fast_function_summary.
6439 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
6440 * ipa-pure-const.c (class funct_state_summary_t):
6441 Switch from function_summary to fast_function_summary.
6442 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
6443 (class ipa_ref_opt_summary_t): Switch from function_summary
6444 to fast_function_summary.
6445 * symbol-summary.h (class function_summary_base): New class
6446 that is created from base of former function_summary.
6447 (function_summary_base::unregister_hooks): New.
6448 (class function_summary): Inherit from function_summary_base.
6449 (class call_summary_base): New class
6450 that is created from base of former call_summary.
6451 (class call_summary): Inherit from call_summary_base.
6452 (struct is_same): New.
6453 (class fast_function_summary): New summary class.
6454 (class fast_call_summary): New summary class.
6455 * vec.h (vec_safe_grow_cleared): New function.
6457 2019-02-18 Martin Liska <mliska@suse.cz>
6459 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
6460 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
6461 * doc/tm.texi: Document new target hook.
6462 * doc/tm.texi.in: Likewise.
6463 * target.def: Add new target macro.
6464 * gcc.c (find_fortran_preinclude_file): Do not search multilib
6467 2019-02-17 Alan Modra <amodra@gmail.com>
6470 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
6471 output reg on add insn.
6472 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
6474 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
6477 * config/i386/sse.md (ssedoublemode): Remove V4HI.
6478 (PMULHRSW): Likewise.
6479 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
6481 (ssse3_pmulhrswv4hi3): New expander.
6483 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
6485 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
6486 MMX. Add isa attribute.
6488 2019-02-16 Jakub Jelinek <jakub@redhat.com>
6490 PR rtl-optimization/66152
6491 * builtins.h (c_readstr): Declare.
6492 * builtins.c (c_readstr): Remove forward declaration. Add
6493 null_terminated_p argument, if false, read all bytes from the
6494 string instead of stopping after '\0'.
6495 * expr.c (string_cst_read_str): New function.
6496 (store_expr): Use string_cst_read_str instead of
6497 builtin_strncpy_read_str. Try to store by pieces the whole
6498 exp_len first, and only if that fails, split it up into
6499 store by pieces followed by clear_storage. Formatting fix.
6501 * config/i386/i386.md (*movqi_internal): Remove static from
6502 buf variable. Use output_asm_insn (buf, operands); return "";
6503 instead of return buf;.
6504 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
6505 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
6506 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
6508 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
6510 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
6511 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
6512 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
6513 (CC1_SPEC): Likewise.
6514 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
6516 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
6518 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
6519 the base address on 64-bit strict-alignment platforms.
6521 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
6523 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
6525 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
6527 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
6529 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
6531 PR rtl-optimization/88308
6532 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
6533 on copied instruction.
6535 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
6537 * final.c (insn_current_reference_address): Replace test on JUMP_P
6538 with test on jump_to_label_p.
6539 * config/visium/visium-passes.def: New file.
6540 * config/visium/t-visium (PASSES_EXTRA): Define.
6541 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
6542 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
6543 (TRAMPOLINE_ALIGNMENT): Define.
6544 * config/visium/visium.c (visium_option_override): Do not register
6545 the machine-specific reorg pass here.
6546 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
6548 (output_branch): Adjust threshold for long branch instruction.
6549 * config/visium/visium.md (cpu): Move around.
6550 (length): Adjust for the GR6.
6552 2019-02-15 Richard Biener <rguenther@suse.de>
6553 Jakub Jelinek <jakub@redhat.com>
6555 PR tree-optimization/89278
6556 * tree-loop-distribution.c: Include tree-eh.h.
6557 (generate_memset_builtin, generate_memcpy_builtin): Call
6558 rewrite_to_non_trapping_overflow on builtin->size before passing it
6559 to force_gimple_operand_gsi.
6561 2019-02-15 Jakub Jelinek <jakub@redhat.com>
6564 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
6566 * opth-gen.awk: Likewise.
6568 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
6570 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
6571 Enable MMX, SSE and SSE2 by default.
6572 * config/i386/i386.c (ix86_option_override_internal): Do not
6573 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
6575 2019-02-14 Jakub Jelinek <jakub@redhat.com>
6577 PR rtl-optimization/89354
6578 * combine.c (make_extraction): Punt if extraction_mode is narrower
6581 2019-02-14 Maya Rashish <coypu@sdf.org>
6583 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
6584 * config/netbsd-d.c: New file.
6585 * config/t-netbsd: Add netbsd-d.o
6587 2018-02-14 Steve Ellcey <sellcey@marvell.com>
6589 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
6590 affects_type_identity to true for aarch64_vector_pcs.
6591 (aarch64_comp_type_attributes): New function.
6592 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
6594 2019-02-14 Tamar Christina <tamar.christina@arm.com>
6597 * config/arm/iterators.md (ANY64): Add V4HF.
6599 2019-02-14 Martin Liska <mliska@suse.cz>
6601 PR rtl-optimization/89242
6602 * dce.c (delete_unmarked_insns): Call free_dominance_info we
6603 process a transformation.
6605 2019-02-14 Jakub Jelinek <jakub@redhat.com>
6607 PR tree-optimization/89314
6608 * fold-const.c (fold_binary_loc): Cast strlen argument to
6609 const char * before dereferencing it. Formatting fixes.
6612 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
6614 2019-02-13 Ian Lance Taylor <iant@golang.org>
6616 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
6617 and set current index for other optimizations.
6619 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
6621 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
6622 nonimmediate_operand as operand 2 predicate.
6623 (vec_set<VF2_512_256:mode>_0): Ditto.
6624 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
6625 (*vec_concatv2si): Remove alternative 2.
6626 (*vec_concatv4si_0): Use vm constraint for alternative 0.
6627 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
6628 (vec_concatv2di): Split alternatives 4,5,6 to ...
6629 (*vec_concatv2di_0) ... new pattern.
6631 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
6634 * config/arm/arm.c (ldm_stm_operation_p) Set
6635 addr_reg_in_reglist correctly for first register.
6636 (load_multiple_sequence): Remove dead base check.
6637 (gen_ldm_seq): Correctly set write_back for Thumb-1.
6639 2019-02-13 Tamar Christina <tamar.christina@arm.com>
6642 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
6643 Expose as @aarch64_pred_mov.
6644 * config/aarch64/aarch64.c (aarch64_classify_address):
6645 Use expand_insn which legitimizes operands.
6647 2019-02-13 Martin Liska <mliska@suse.cz>
6649 * builtins.h (expand_builtin_with_bounds): Remove declaration.
6650 * calls.c (struct arg_data): Remove special_slot, pointer_arg
6651 and pointer_offset fields.
6652 (initialize_argument_information): Remove usage of dead
6654 * cgraph.h (struct cgraph_thunk_info): Remove
6655 add_pointer_bounds_args.
6656 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
6658 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
6660 * config/i386/i386.c (ix86_function_arg_advance): Remove
6662 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
6663 (def_builtin): Remove usage of dead
6665 (ix86_add_new_builtins): Likewise.
6666 * ipa-fnsummary.c (compute_fn_summary): Likewise.
6667 * ipa-icf.c (sem_function::equals_wpa): Likewise.
6668 (sem_function::init): Likewise.
6669 (sem_variable::merge): Likewise.
6670 * ipa-visibility.c (function_and_variable_visibility): Likewise.
6671 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
6672 * lto-cgraph.c (lto_output_node): Likewise.
6673 (lto_output_varpool_node): Likewise.
6674 (input_node): Likewise.
6675 (input_varpool_node): Likewise.
6676 * lto-streamer-out.c (lto_output): Likewise.
6677 * tree-inline.c (expand_call_inline): Remove usage of
6679 * tree-inline.h (struct copy_body_data): Likewise.
6680 * varpool.c (varpool_node::dump): Likewise.
6682 2019-02-13 Jakub Jelinek <jakub@redhat.com>
6685 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
6686 into pt->vars_contains_escaped_heap instead of setting
6687 pt->vars_contains_escaped_heap to it.
6690 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
6691 INTVAL (size), compare it to GET_MODE_MASK instead of
6692 1 << GET_MODE_BITSIZE.
6695 * config/i386/predicates.md (x86_64_immediate_operand): Allow
6696 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
6699 2019-02-13 Martin Liska <mliska@suse.cz>
6702 * cfgrtl.c (remove_barriers_from_footer): New function.
6703 (try_redirect_by_replacing_jump): Use it.
6704 (cfg_layout_redirect_edge_and_branch): Likewise.
6706 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
6708 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
6709 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
6710 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
6711 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
6712 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
6713 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
6715 * config/rs6000/rs6000.c (builtin_function_type)
6716 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
6717 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
6718 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
6719 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
6720 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
6722 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
6724 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
6725 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
6727 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
6730 * config/i386/i386.md (*movoi_internal_avx): Revert revision
6731 268678 and revision 268657.
6732 (*movti_internal): Likewise.
6734 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
6737 * config/s390/s390.c (s390_decompose_address): Update comment.
6738 (s390_check_qrst_address): Reject invalid address forms after
6741 2019-02-12 Martin Liska <mliska@suse.cz>
6744 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
6745 we need default values of funct_state for a function that
6748 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
6750 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
6751 the object to pick the size of stores on strict-alignment platforms.
6753 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
6754 (*movdi_insn_sp32): Likewise.
6755 (*movdi_insn_sp64): Likewise.
6757 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
6760 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
6761 types that needs constructiong.
6762 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
6764 2019-02-12 Richard Biener <rguenther@suse.de>
6766 PR tree-optimization/89253
6767 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
6770 2019-02-11 David Malcolm <dmalcolm@redhat.com>
6773 * input.c (selftest::test_line_offset_overflow): New selftest.
6774 (selftest::input_c_tests): Call it.
6776 2019-02-11 Martin Sebor <msebor@redhat.com>
6778 PR tree-optimization/88771
6779 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
6780 when -Wstringop-overflow is set.
6781 (builtin_memref::builtin_memref): Adjust excessive upper bound
6782 only when lower bound is not excessive.
6783 (maybe_diag_overlap): Detect and diagnose excessive bounds via
6784 -Wstringop-ovefflow.
6785 (maybe_diag_offset_bounds): Rename...
6786 (maybe_diag_access_bounds): ...to this.
6787 (check_bounds_or_overlap): Adjust for name change above.
6789 2019-02-11 Martin Sebor <msebor@redhat.com>
6792 * builtins.c (max_object_size): Move from here...
6793 * builtins.h (max_object_size): ...and here...
6794 * tree.c (max_object_size): ...to here...
6795 * tree.h (max_object_size): ...and here.
6797 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
6799 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
6800 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
6801 for correct semantics.
6803 2019-02-11 Alan Modra <amodra@gmail.com>
6805 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
6806 -mlongcall and -mpltseq.
6807 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
6808 (RS/6000 and PowerPC Options <-mpltseq>): Document.
6809 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
6810 * config/rs6000/sysv4.opt (mpltseq): New option.
6811 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
6812 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
6813 support is lacking. Don't allow -mpltseq with -mbss-plt.
6814 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
6815 -mpltseq given for ELFv1.
6816 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
6817 Only use UNSPEC_PLTSEQ for inline PLT calls.
6818 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
6819 use UNSPEC_PLTSEQ for inline PLT calls.
6820 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
6821 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
6822 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
6823 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
6824 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
6825 (pltseq_mtctr_<mode>): Likewise.
6827 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6829 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
6831 * configure: Regenerate.
6833 2019-02-11 Jakub Jelinek <jakub@redhat.com>
6836 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
6839 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
6841 * function.c (assign_parm_setup_block): Use the stored
6842 size, not the passed size, when allocating stack-space,
6843 also for a parameter with alignment larger than
6844 MAX_SUPPORTED_STACK_ALIGNMENT.
6846 2019-02-11 Martin Liska <mliska@suse.cz>
6849 * ipa-cp.c (build_toporder_info): Remove usage of a param.
6850 * ipa-inline.c (inline_small_functions): Likewise.
6851 * ipa-pure-const.c (propagate_pure_const): Likewise.
6852 (propagate_nothrow): Likewise.
6853 * ipa-reference.c (propagate): Likewise.
6854 * ipa-utils.c (struct searchc_env): Remove unused field.
6855 (searchc): Always search across AVAIL_INTERPOSABLE.
6856 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
6857 the only called IPA pure const can properly not propagate
6858 across interposable boundary.
6859 * ipa-utils.h (ipa_reduced_postorder): Remove param.
6861 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
6863 * config/nds32/nds32.md (call_internal, call_value_internal,
6864 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
6866 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
6868 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
6871 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
6873 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
6876 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
6878 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
6880 2019-02-10 Jakub Jelinek <jakub@redhat.com>
6882 PR tree-optimization/89268
6883 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
6884 if preds is non-NULL.
6886 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6889 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
6892 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
6894 * config/nds32/nds32.md (trap): New pattern.
6896 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
6898 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
6901 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
6903 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
6906 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6908 * ipa-visibility.c (localize_node): Also do not localize
6909 LDPR_PREVAILING_DEF_IRONLY_EXP.
6911 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6914 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
6915 instead of type_with_linkage.
6917 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6920 * params.def (uninlined-function-insns, uninlined-function-time,
6921 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
6922 bound so we don't get overflows.
6924 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
6926 * config/rs6000/rs6000-string.c (expand_compare_loop,
6927 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
6930 2019-02-09 Jakub Jelinek <jakub@redhat.com>
6933 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6934 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
6935 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
6937 2019-02-09 Alan Modra <amodra@gmail.com>
6940 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
6941 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
6944 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
6947 * lra-constraints.c (process_alt_operands): Don't increase reject
6948 for memory when offset memory is required.
6950 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
6952 * config/s390/vector.md: Implement vector copysign.
6954 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
6956 * expr.c (expand_constructor): Correct indentations.
6958 2019-02-08 Richard Biener <rguenther@suse.de>
6960 PR tree-optimization/89247
6961 * tree-if-conv.c: Include tree-cfgcleanup.h.
6962 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
6963 (tree_if_conversion): Pass through predicate vector.
6964 (pass_if_conversion::execute): Do CFG cleanup and SSA update
6965 inline, see if any if-converted loops we refrece in
6966 LOOP_VECTORIZED calls vanished and fixup.
6967 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
6969 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
6971 * config/s390/constraints.md (jdd): New constraint.
6973 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
6976 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
6977 upper 16 vector registers without TARGET_AVX512VL.
6978 (*movti_internal): Likewise.
6980 2019-02-08 Jakub Jelinek <jakub@redhat.com>
6982 PR rtl-optimization/89234
6983 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
6984 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
6985 (copy_reg_eh_region_note_backward): Likewise.
6987 2019-02-08 Richard Biener <rguenther@suse.de>
6990 * tree-data-ref.c (initialize_matrix_A): Fail if constant
6992 (analyze_subscript_affine_affine): Handle failure from
6993 initialize_matrix_A.
6995 2019-02-08 Jakub Jelinek <jakub@redhat.com>
6997 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
7000 2019-02-07 David Malcolm <dmalcolm@redhat.com>
7002 PR tree-optimization/86637
7003 PR tree-optimization/89235
7004 * tree-vect-loop.c (optimize_mask_stores): Add an
7005 auto_purge_vect_location sentinel to ensure that vect_location is
7008 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
7009 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
7010 to ensure that vect_location is purged on exit.
7011 (pass_slp_vectorize::execute): Likewise, replacing the manual
7013 * tree-vectorizer.h (class auto_purge_vect_location): New class.
7015 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7017 * config/aarch64/iterators.md (max_opp): New code_attr.
7018 (USMAX): New code iterator.
7019 * config/aarch64/predicates.md (aarch64_smin): New predicate.
7020 (aarch64_smax): Likewise.
7021 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
7022 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
7025 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
7028 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
7029 for TARGET_AVX512VL.
7030 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
7032 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
7034 * config/s390/s390-builtin-types.def: Add new types.
7035 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
7036 (s390_vec_xlw4): Make the memory operand into a const pointer.
7037 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
7039 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
7040 a new vector type with the alignment of the scalar memory operand.
7042 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
7043 Jakub Jelinek <jakub@redhat.com>
7046 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
7047 arm_count_ldrdstrd_insns): New declarations.
7048 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
7050 (valid_operands_ldrd_strd): New function.
7051 (arm_count_ldrdstrd_insns): New function.
7052 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
7053 sets instead of single DImode set and define new insns to match this.
7055 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7057 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
7058 Make it a C initializer.
7060 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7063 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
7065 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7067 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
7068 Use neon_dot<q> for type.
7069 (neon_<sup>dot_lane<vsi2qi>): Likewise.
7071 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7073 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
7074 Use neon_dot<q> for type.
7075 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
7076 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
7078 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
7080 PR rtl-optimization/89225
7081 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
7084 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
7086 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
7087 after restoring registers saved to allocate the frame on Windows.
7089 2019-02-06 Richard Biener <rguenther@suse.de>
7091 PR tree-optimization/89182
7092 * graphite.h (cached_scalar_evolution_in_region): Declare.
7093 * graphite.c (struct seir_cache_key): New.
7094 (struct sese_scev_hash): Likewise.
7095 (seir_cache): New global.
7096 (cached_scalar_evolution_in_region): New function.
7097 (graphite_transform_loops): Allocate and release seir_cache.
7098 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
7099 cached_scalar_evolution_in_region.
7100 * graphite-scop-detection.c (scop_detection::can_represent_loop):
7102 (scop_detection::graphite_can_represent_expr: Use
7103 cached_scalar_evolution_in_region.
7104 (scop_detection::stmt_simple_for_scop_p): Likewise.
7105 (find_params_in_bb): Likewise.
7106 (gather_bbs::before_dom_children): Likewise.
7107 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
7108 (add_loop_constraints): Likewise.
7110 2019-02-06 Jakub Jelinek <jakub@redhat.com>
7113 * fold-const-call.c (fold_const_vec_convert): Pass true as last
7114 operand to new_unary_operation only if both element types are integral
7115 and it isn't a widening conversion. Return NULL_TREE if
7116 new_unary_operation failed.
7118 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
7121 * config/s390/s390.md: Remove load and test FP splitter.
7123 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7126 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
7127 expand_compare_loop, expand_block_compare_gpr,
7128 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
7129 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
7130 #include "profile-count.h" and "predict.h" for types and functions
7131 needed to work with REG_BR_PROB notes.
7133 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7136 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
7137 for the long branch case.
7139 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7142 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
7143 can throw, non-call exceptions are enabled and we can't delete
7144 dead exceptions or alter cfg. Set must_clean if
7145 delete_insn_and_edges returns true, don't set it blindly for calls.
7146 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
7148 PR rtl-optimization/89195
7149 * combine.c (make_extraction): For MEMs, don't extract bytes outside
7150 of the original MEM.
7152 2019-02-05 Martin Liska <mliska@suse.cz>
7154 PR gcov-profile/89000
7155 * gcov.c (function_summary): Remove argument.
7156 (file_summary): New function.
7157 (print_usage): Replace tabs with spaces.
7158 (generate_results): Use new function file_summary.
7160 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7163 * optabs.c (prepare_cmp_insn): Pass x and y to
7164 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
7166 2019-02-05 Richard Biener <rguenther@suse.de>
7169 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
7170 (struct bitmap_element): Drop chain_prev so we properly recurse on
7171 the prev member, supporting tree views.
7172 (struct bitmap_head): GTY skip the obstack member.
7174 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
7177 * doc/extend.texi (Vector Extensions): Add an example of using vector
7178 types together with x86 intrinsics.
7180 2019-02-04 Alan Modra <amodra@gmail.com>
7182 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
7183 str[] size to 160, and comment.
7185 2019-02-04 Alan Modra <amodra@gmail.com>
7187 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
7188 (rs6000_pltseq_template): Guard output of TLS markers with
7190 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
7191 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
7192 to use inline PLT sequences.
7193 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7194 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7195 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
7197 2019-02-04 Martin Liska <mliska@suse.cz>
7200 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
7201 out when ipa_fn_summaries does not contain entry for callee.
7203 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
7205 * config/sparc/sparc.h: Remove superfluous blank lines.
7206 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
7207 (got_register_rtx): ...this.
7208 (sparc_got): Adjust to above renaming.
7209 (sparc_tls_got): Likewise.
7210 (sparc_delegitimize_address): Likewise.
7211 (sparc_output_mi_thunk): Likewise.
7212 (sparc_init_pic_reg): Likewise.
7213 (save_local_or_in_reg_p): Fix test on the GOT register.
7214 (USE_HIDDEN_LINKONCE): Move around.
7215 (get_pc_thunk_name): Likewise.
7216 (gen_load_pcrel_sym): Likewise.
7217 (load_got_register): Likewise.
7219 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
7221 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
7222 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
7224 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7226 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
7229 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7231 * config.gcc (with_nds32_lib, glibc):
7232 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
7233 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
7234 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
7236 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
7239 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
7240 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
7241 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
7242 (*rcpsf2_sse): Ditto.
7243 (*rsqrtsf2_sse): Ditto.
7244 (sse4_1_round<mode<2): Ditto.
7246 2019-02-03 Richard Biener <rguenther@suse.de>
7249 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
7252 2019-02-02 Jakub Jelinek <jakub@redhat.com>
7255 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7256 Punt with warning on aggregate return or argument types. Ignore
7257 type/mode checking for uniform arguments.
7259 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7261 * combine.c (try_combine): Do not print "Can't combine" messages unless
7262 printing failed combination attempts.
7264 2019-02-01 Martin Jambor <mjambor@suse.cz>
7267 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
7268 segment and global segment variables before making them static.
7270 2019-02-01 Martin Jambor <mjambor@suse.cz>
7272 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
7273 missed optimization dump with dump_enabled_p.
7275 2019-02-01 Richard Biener <rguenther@suse.de>
7278 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
7279 the instantiate cache.
7280 (instantiate_scev_binary): Elide second operand procesing
7281 if equal to the first.
7282 * tree-chrec.c (chrec_contains_symbols): Add visited set.
7283 (chrec_contains_undetermined): Likewise.
7284 (tree_contains_chrecs): Likewise.
7286 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
7288 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
7290 2019-02-01 Jakub Jelinek <jakub@redhat.com>
7292 PR tree-optimization/89143
7293 * wide-int-range.h (wide_int_range_absu): Declare.
7294 * wide-int-range.cc (wide_int_range_absu): New function.
7295 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
7297 PR tree-optimization/88107
7298 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
7299 instead of assertion that eh_region_outermost is non-NULL, if it
7300 is NULL, set *ALL to true and return NULL.
7301 (move_sese_region_to_fn): Adjust caller, if all is set, call
7302 duplicate_eh_regions with NULL region.
7304 2019-02-01 Richard Biener <rguenth@suse.de>
7306 PR rtl-optimization/88593
7307 * mode-switching.c (optimize_mode_switching): Free dominators before
7308 calling cleanup_cfg.
7310 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
7312 PR tree-optimization/88932
7313 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
7315 2019-01-31 Jakub Jelinek <jakub@redhat.com>
7318 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
7319 bogus clang warning.
7321 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
7324 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
7325 alternative to avoid partial SSE register stall for TARGET_AVX.
7326 (truncdfsf2): Ditto.
7327 (sse4_1_round<mode>2): Ditto.
7329 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
7331 PR tree-optimization/89008
7332 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
7333 process anything of the form X * 0.
7335 2019-01-31 Richard Biener <rguenther@suse.de>
7337 PR tree-optimization/89135
7338 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
7339 with abnormal preds.
7341 2019-01-31 Jakub Jelinek <jakub@redhat.com>
7344 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
7345 always_inline callees into no_sanitize_address callers.
7347 2019-01-31 Richard Biener <rguenther@suse.de>
7349 PR rtl-optimization/89115
7350 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
7352 2019-01-30 Martin Sebor <msebor@redhat.com>
7355 * doc/extend.texi (cast to a union): Correct and expand.
7357 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
7359 PR rtl-optimization/87246
7360 * lra-constraints.c (simplify_operand_subreg): Reload memory
7361 in subreg if the address became invalid.
7363 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
7366 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
7367 Disable for little-endian.
7369 2019-01-30 Richard Biener <rguenther@suse.de>
7371 PR rtl-optimization/89115
7372 * opts.c (default_options_optimization): Reduce
7373 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
7374 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
7377 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
7379 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
7380 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
7381 type of vector element when vec_extract is implemented by direct
7384 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
7386 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
7388 2019-01-30 Richard Biener <rguenther@suse.de>
7390 PR tree-optimization/89111
7391 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
7392 canonicalization to appropriately sized access types.
7394 2019-01-30 Jakub Jelinek <jakub@redhat.com>
7397 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
7398 for arguments to functions that are TU-local and shouldn't be
7399 referenced by assembly.
7401 2019-01-30 Ulrich Drepper <drepper@redhat.com>
7403 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
7406 2019-01-29 Martin Sebor <msebor@redhat.com>
7409 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
7411 2019-01-29 Jakub Jelinek <jakub@redhat.com>
7415 * omp-simd-clone.c (simd_clone_clauses_extract)
7416 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
7417 OMP_CLAUSE_ALIGNED_ALIGNMENT.
7419 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
7421 * config.gcc: Force .init_array for ARC.
7423 2019-01-29 Richard Biener <rguenther@suse.de>
7426 * dwarf2out.c (collect_skeleton_dies): New helper.
7427 (copy_decls_for_unworthy_types): Call it.
7428 (build_abbrev_table): Assert we do not try to replace
7429 DW_AT_signature refs with local refs.
7431 2019-01-28 Jakub Jelinek <jakub@redhat.com>
7434 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
7435 for lastprivate/linear IV, push gimplify context around gimplify_assign
7436 and, if it needed any temporaries, pop it into a gimple bind around the
7439 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
7441 * common.opt (-Wattribute-alias): Remove "no-" from name.
7442 Make -Wattribute-alias command line option and
7443 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
7445 2019-01-28 Jakub Jelinek <jakub@redhat.com>
7448 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
7449 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
7451 (bmi2): Add missing @opindex.
7452 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
7453 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
7454 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
7455 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
7456 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
7457 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
7458 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
7459 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
7460 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
7461 xsavec, xsaveopt and xsaves options.
7463 2019-01-28 Richard Biener <rguenther@suse.de>
7466 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
7469 2019-01-28 Richard Biener <rguenther@suse.de>
7471 PR tree-optimization/88739
7472 * tree-cfg.c (verify_types_in_gimple_reference): Verify
7473 BIT_FIELD_REFs only are applied to mode-precision operands
7474 when they are integral.
7475 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
7476 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
7477 BIT_FIELD_REFs of non-mode-precision integral operands.
7479 2019-01-27 Jakub Jelinek <jakub@redhat.com>
7482 * config/i386/sse.md
7483 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
7484 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
7485 first constants in pairs are multiples of 2. Formatting fixes.
7486 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
7487 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
7488 first constants in each quadruple are multiples of 4. Formatting fixes.
7490 2019-01-26 Martin Jambor <mjambor@suse.cz>
7493 * tree-inline.c: Include tree-cfgcleanup.h.
7494 (delete_unreachable_blocks_update_callgraph): Move...
7495 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
7496 ...here, make externally visible, make second argument bool, adjust
7498 * tree-cfgcleanup.c: Include cgraph.h.
7499 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
7501 * ipa-prop.c: Include tree-cfgcleanup.h.
7502 (ipcp_transform_function): Call
7503 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
7505 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
7507 PR rtl-optimization/88846
7508 * ira.c (process_set_for_memref_referenced_p): New.
7509 (memref_referenced_p): Add new param. Use
7510 process_set_for_memref_referenced_p. Add new switch cases.
7511 (memref_used_between_p): Pass new arg to memref_referenced_p.
7513 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
7516 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
7517 argument ABI_BREAK. Set to true if the calculated alignment has
7518 changed in gcc-9. Check bit-fields for their base type alignment.
7519 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
7520 (aarch64_function_arg_boundary): Likewise.
7521 (aarch64_gimplify_va_arg_expr): Likewise.
7523 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
7526 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
7527 instead of accessing TREE_INT_CST_ELT directly.
7529 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
7531 * doc/sourcebuild.texi (Environment attributes): Add fenv and
7532 fenv_exceptions description.
7534 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
7536 PR rtl-optimization/87763
7537 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
7538 Allow SUBREG when matching CC_NZmode compare.
7540 2019-01-25 Richard Biener <rguenther@suse.de>
7542 PR tree-optimization/89049
7543 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
7544 Look at the pattern stmt to determine if the stmt is vectorized.
7546 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
7548 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
7549 (pred_mov<mode>): Handle all-register forms using both a new
7550 alternative and a split.
7552 2019-01-25 Richard Biener <rguenther@suse.de>
7554 PR tree-optimization/86865
7555 * graphite-scop-detection.c (scop_detection::can_represent_loop):
7556 Reject non-do-while loops.
7558 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
7560 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
7561 * config/rs6000/constraints.md (Q constraint): Use REG_P.
7562 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
7563 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
7564 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
7565 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7566 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
7567 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
7568 vlogical_operand, gpc_reg_operand, int_reg_operand,
7569 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
7570 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
7571 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
7572 (save_world_operation, restore_world_operation, lmw_operation,
7573 stmw_operation): Use MEM_P and REG_P.
7574 (tie_operand): Use MEM_P.
7575 (vrsave_operation, crsave_operation): Use REG_P.
7576 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
7577 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
7578 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
7579 (call_operand): Use HARD_REGISTER_P.
7580 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
7582 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
7583 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
7584 quad_aligned_load_p, replace_swapped_aligned_store,
7585 recombine_lvx_pattern, replace_swapped_aligned_load,
7586 recombine_stvx_pattern): Use MEM_P.
7587 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
7588 Use MEM_P and SYMBOL_REF_P.
7589 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
7590 (insn_is_swappable_p): Use REG_P and MEM_P.
7591 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
7592 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
7594 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
7596 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
7598 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
7599 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
7600 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
7601 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
7603 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
7604 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
7605 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
7606 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
7607 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
7608 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
7609 rs6000_split_logical_di): Use CONST_INT_P.
7610 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
7611 REG_P and SYMBOL_REF_P.
7612 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
7613 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
7614 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
7615 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
7616 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
7617 (small_data_operand, print_operand_address): Use CONST_INT_P and
7619 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
7620 (rs6000_init_hard_regno_mode_ok, direct_move_p):
7621 Use HARD_REGISTER_NUM_P.
7622 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
7623 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
7624 SUBREG_P and SYMBOL_REF_P.
7625 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
7626 and HARD_REGISTER_NUM_P.
7627 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
7629 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
7630 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
7632 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
7633 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
7634 find_addr_reg): Use REG_P.
7635 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
7636 (rs6000_emit_le_vsx_move): Use SUBREG_P.
7637 (offsettable_ok_by_alignment, constant_pool_expr_p,
7638 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
7639 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
7640 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
7641 rs6000_assemble_integer, create_TOC_reference,
7642 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
7643 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
7644 (rs6000_split_vec_extract_var): Use reg_or_subregno.
7645 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
7646 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
7647 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7648 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7649 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
7650 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
7651 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
7652 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
7653 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
7654 and cbranch<mode>4): Use CONST_INT_P.
7655 (multiple define_splits): Use REG_P and SUBREG_P.
7656 (define_expands call, call_value): Use MEM_P.
7657 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
7658 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
7659 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
7660 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
7661 and HARD_REGISTER_NUM_P.
7662 (multiple define_splits): Use HARD_REGISTER_NUM_P.
7664 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
7666 PR rtl-optimization/88948
7667 * rtl.h (prepare_copy_insn): New prototype.
7668 * gcse.c (prepare_copy_insn): New function, split out from
7669 process_insert_insn.
7670 (process_insert_insn): Use prepare_copy_insn.
7671 * store-motion.c (replace_store_insn): Use prepare_copy_insn
7672 instead of gen_move_insn.
7674 2019-01-24 Jakub Jelinek <jakub@redhat.com>
7677 * config/i386/i386.c (ix86_pic_register_p): Return true for
7680 PR tree-optimization/88964
7681 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
7682 punt if HONOR_SNANS (chrec).
7685 * tree-nested.c (convert_nonlocal_reference_stmt,
7686 convert_local_reference_stmt, convert_tramp_reference_stmt,
7687 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
7688 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
7691 PR tree-optimization/89027
7692 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
7693 for "omp simd array" variables.
7695 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
7698 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
7699 force the alignment of m_val.
7701 2019-01-24 Richard Biener <rguenther@suse.de>
7704 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
7705 When in "legacy" debug mode make sure to reset self-origins.
7707 2019-01-24 Martin Liska <mliska@suse.cz>
7709 PR gcov-profile/88994
7710 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
7711 result will be always smaller or equal to the original.
7712 * gcov.c (mangle_name): Fix else branch where we should
7713 also copy to PTR and shift the pointer.
7715 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7717 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
7718 * vr-values.c (find_case_label_ranges): Fix a comment typo.
7720 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
7722 * common/config/i386/i386-common.c
7723 (OPTION_MASK_ISA_ENQCMD_SET,
7724 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
7725 (ix86_handle_option): Handle -menqcmd.
7726 * config.gcc (enqcmdintrin.h): New header file.
7727 * config/i386/cpuid.h (bit_ENQCMD): New bit.
7728 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
7730 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
7732 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
7733 __builtin_ia32_enqcmds): New builtins.
7734 * config/i386/i386-c.c (__ENQCMD__): New macro.
7735 * config/i386/i386-option.c (ix86_target_string): Add
7737 (ix86_valid_target_attribute_inner_p): Likewise.
7738 * config/i386/i386-expand.c
7739 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
7740 IX86_BUILTIN_ENQCMDS.
7741 * config/i386/i386.h (TARGET_ENQCMD): New.
7742 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
7743 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
7744 (movdir64b_<mode>): Parameterize to enable share expansion code
7745 with ENQCMD in function ix86_expand_builtin.
7746 * config/i386/i386.opt: Add -menqcmd.
7747 * config/i386/immintrin.h: Include enqcmdintrin.h.
7748 * config/i386/enqcmdintrin.h: New intrinsic file.
7749 * doc/invoke.texi: Add -menqcmd.
7751 2019-01-23 Bin Cheng <bin.cheng@arm.com>
7752 Steve Ellcey <sellcey@marvell.com>
7755 * recog.c (address_operand): Return false on wrong mode for address.
7756 (constrain_operands): Check for mode with 'p' constraint.
7758 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
7761 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
7762 Disparage MMX alternative.
7763 (sse2_cvtpd2pi): Ditto.
7764 (sse2_cvttpd2pi): Ditto.
7766 2019-01-23 David Malcolm <dmalcolm@redhat.com>
7769 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
7770 use-after-free of the result of
7771 aarch64_get_extension_string_for_isa_flags.
7773 2019-01-23 Jakub Jelinek <jakub@redhat.com>
7776 * doc/extend.texi: Document break and continue behavior in
7777 statement expressions.
7779 2019-01-23 Richard Biener <rguenther@suse.de>
7781 PR tree-optimization/89008
7782 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
7783 not leave another stray operand.
7785 2019-01-23 Jakub Jelinek <jakub@redhat.com>
7787 * BASE-VER: Bump to 9.0.1.
7789 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
7791 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
7792 thunk that returns by reference, use the type of the return object
7793 of the thunk instead of that of the alias to build the dereference.
7795 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
7797 * config/arc/atomic.md: Add operand to DMB instruction.
7799 2019-01-23 Jakub Jelinek <jakub@redhat.com>
7801 PR tree-optimization/88964
7802 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
7803 build_zero_cst instead of build_int_cst. Return false for loop
7804 invariants which honor signed zeros.
7806 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
7808 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
7810 2019-01-22 Jakub Jelinek <jakub@redhat.com>
7813 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
7814 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
7815 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
7818 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
7819 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
7822 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
7823 Disable for little endian.
7825 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
7828 * config/arm/arm.c (arm_needs_double_word_align): Check
7829 DECL_BIT_FIELD_TYPE.
7831 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
7832 H.J. Lu <hongjiu.lu@intel.com>
7835 * config/i386/i386-builtin.def: Add mask2 to all builtin
7836 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
7838 * config/i386/i386.c (BDESC): Add mask2 to the definition.
7839 (BDESC_FIRST): Likewise.
7840 (define_builtin): Add an argument for mask2. Updated to handle
7841 both ix86_isa_flags and ix86_isa_flags2.
7842 (define_builtin_const): Likewise.
7843 (define_builtin_pure): Likewise.
7844 (define_builtin2): Deleted.
7845 (define_builtin_const2): Likewise.
7846 (builtin_description): Add a member, mask2.
7847 (bdesc_*): Add mask2 to builtin initializations.
7848 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
7849 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
7851 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
7853 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
7856 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
7859 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
7862 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
7863 alignment is dominated by a bitfield with 64-bit aligned base type.
7864 (arm_function_arg): Emit a warning if the alignment has changed since
7865 earlier GCC releases.
7866 (arm_function_arg_boundary): Likewise.
7867 (arm_setup_incoming_varargs): Likewise.
7869 2019-01-22 Richard Biener <rguenther@suse.de>
7871 PR tree-optimization/88862
7872 * graphite-scop-detection.c
7873 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
7875 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
7877 * doc/extend.tex (AMD GCN Function Attributes): New section.
7878 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
7879 * doc/invoke.texi (AMD GCN Options): New section.
7880 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
7882 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
7884 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
7885 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
7887 2019-01-22 Jakub Jelinek <jakub@redhat.com>
7889 PR tree-optimization/88044
7890 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
7891 is false in the first iteration, but !every_iteration, return false
7892 instead of true with niter->niter zero.
7894 PR rtl-optimization/88904
7895 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
7896 any nonequal registers before processing BB_END (b).
7899 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
7901 (expand_binop_directly, expand_doubleword_clz,
7902 expand_doubleword_popcount, expand_ctz, expand_ffs,
7903 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
7905 PR rtl-optimization/49429
7907 PR rtl-optimization/86334
7909 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
7910 addressable from here...
7911 (emit_block_op_via_libcall): ... to here.
7913 2019-01-22 Richard Biener <rguenther@suse.de>
7915 * tree-vect-loop.c (vect_analyze_loop_operations): Use
7916 auto_vec for cost vector to fix memleak.
7917 (vectorize_fold_left_reduction): Properly gather SLP defs.
7918 (vectorizable_comparison): Do not swap operands to properly
7921 2019-01-22 Alan Modra <amodra@gmail.com>
7924 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
7925 stays a reg. Allow a const_int.
7926 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
7927 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
7928 (IS_NOMARK_TLSGETADDR): Define.
7929 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
7930 (rs6000_output_tlsargs): New function.
7931 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
7932 __tls_get_addr call takes an arg.
7933 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
7934 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
7936 (call_value_nonlocal_sysv): ..or here, delete split.
7937 (tls_gdld_nomark): Delete.
7938 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
7939 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
7940 (call_value_nonlocal_sysv): Likewise.
7941 (call_value_nonlocal_sysv_secure): Likewise.
7942 (call_value_nonlocal_aix): Likewise.
7943 (call_value_indirect_aix): Likewise.
7944 (call_value_indirect_elfv2): Likewise.
7945 (call_value_local32, call_value_local64): Disable for no-mark tls.
7946 (call_value_local_aix): Likewise.
7948 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
7951 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
7952 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
7954 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
7956 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
7957 string contents as hash_map keys.
7959 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7962 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
7963 for rvalue context. Handle rvalues correctly. Use min_align_of_type
7964 instead of TYPE_ALIGN.
7965 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
7966 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
7967 pointer from TYPE_STUB_DECL.
7969 2019-01-21 Richard Biener <rguenther@suse.de>
7971 PR tree-optimization/88934
7972 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
7973 at the possibly non-constant operand.
7974 (vect_get_constant_vectors): Adjust.
7976 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
7979 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
7980 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
7981 instead of _X86INTRIN_H_INCLUDED.
7982 * onfig/i386/clwbintrin.h: Likewise.
7983 * config/i386/pkuintrin.h: Likewise.
7984 * config/i386/prfchwintrin.h: Likewise.
7985 * config/i386/rdseedintrin.h: Likewise.
7986 * config/i386/wbnoinvdintrin.h: Likewise.
7987 * config/i386/xsavecintrin.h: Likewise.
7988 * config/i386/xsavesintrin.h: Likewise.
7989 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
7990 * config/i386/xsaveintrin.h: Likewise.
7991 * config/i386/xsaveoptintrin.h: Likewise.
7992 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
7993 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
7994 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
7995 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
7996 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
7997 * config/i386/immintrin.h: Here.
7999 2019-01-20 Martin Jambor <mjambor@suse.cz>
8002 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
8003 with aa_walk_budget.
8004 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
8005 aa_walk_budget_p parameter.
8006 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
8007 walk. Updated all callers.
8008 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
8009 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
8011 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
8012 parameter info. Extract info from fbi. Pass fbi to recursive calls
8013 and to unmodified_parm.
8014 (phi_result_unknown_predicate): New parameter fbi, removed parameter
8015 info, updated call to will_be_nonconstant_expr_predicate.
8016 (param_change_prob): New parameter fbi, limit AA walking.
8017 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
8018 calls to various above functions.
8019 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
8020 parameter. Use it to limit AA walking.
8021 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
8023 (detect_type_change): New parameter fbi, pass it on to
8024 detect_type_change_from_memory_writes.
8025 (detect_type_change_ssa): Likewise.
8026 (aa_overwalked): Removed.
8027 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
8028 accordingly, adjust to the neew AA limiting scheme.
8029 (parm_ref_data_preserved_p): Likewise.
8030 (ipa_compute_jump_functions_for_edge): Adjust call to
8032 (ipa_analyze_call_uses): Likewise.
8033 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
8034 (ipa_analyze_node): Initialize aa_walk_budget.
8035 (ipcp_transform_function): Likewise.
8036 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
8037 to get_dynamic_type.
8039 2019-01-19 Jakub Jelinek <jakub@redhat.com>
8041 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
8042 outside of #if CHECKING_P code.
8044 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
8046 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
8047 New function, split out from...
8048 (loop_versioning::analyze_stride): ...here.
8049 (loop_versioning::find_per_loop_multiplication): Use gassign.
8050 (loop_versioning::analyze_term_using_scevs): Return a success code.
8051 (loop_versioning::analyze_arbitrary_term): New function.
8052 (loop_versioning::analyze_address_fragment): Use
8053 analyze_arbitrary_term if all else fails.
8055 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
8058 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
8061 2019-01-18 Richard Biener <rguenther@suse.de>
8063 PR tree-optimization/88903
8064 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
8065 scalar stmts a SLP shift amount is composed of when detecting
8068 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
8071 * config/arm/arm-cpus.in (mp): New feature.
8073 (fgroup ARMv7ve): Add mp and sec features.
8074 (arch armv7-a): Add options to allow mp and sec extensions.
8075 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
8076 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
8077 extenstions to the base architecture.
8078 (cpu cortex-a8): Add sec extension to the base architecture.
8079 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
8080 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
8081 variants down to the base v7-a varaint.
8082 * config/arm/t-multilib (v7_a_arch_variants): New variable.
8083 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
8084 of permitted extensions for -march=armv7-a and for
8085 -mcpu=generic-armv7-a.
8087 2019-01-18 Martin Liska <mliska@suse.cz>
8089 * params.def: Fix comment.
8090 * tree-profile.c (gimple_init_gcov_profiler): Bump function
8092 (gimple_gen_ic_func_profiler): Likewise.
8094 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8096 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
8097 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
8098 and put in error checks for stack protector guard options.
8099 (aarch64_stack_protect_guard): New.
8100 (TARGET_STACK_PROTECT_GUARD): Define.
8101 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
8102 (reg_stack_protect_address<mode>): New.
8103 (stack_protect_set): Adjust for SSP_GLOBAL.
8104 (stack_protect_test): Likewise.
8105 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
8106 (-mstack-protector-guard): Likewise.
8107 (-mstack-protector-guard-offset): Likewise.
8109 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8111 PR tree-optimization/86214
8112 * tree-inline.h (struct copy_body_data): Add
8113 add_clobbers_to_eh_landing_pads member.
8114 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
8115 (copy_edges_for_bb): Call it if EH edge destination is <
8116 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
8117 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
8118 if flag_stack_reuse != SR_NONE and clear it afterwards.
8120 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
8123 * doc/install.texi (with-multilib-list): Document for aarch64.
8125 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8128 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
8129 (("..."))) with ("...").
8131 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
8133 * doc/extend.texi (Built-in Functions for Memory Model Aware
8134 Atomic Operations): Document atomic fetch and nand.
8136 2019-01-18 Martin Liska <mliska@suse.cz>
8137 Richard Biener <rguenther@suse.de>
8140 * cgraph.h (create_version_clone_with_body): Add new argument
8142 * cgraphclones.c (cgraph_node::create_version_clone): Add
8143 DECL_ATTRIBUTES to a newly created decl. And call
8144 valid_attribute_p so that proper cl_target_optimization_node
8145 is set for the newly created declaration.
8146 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
8148 (expand_target_clones): Do not call valid_attribute_p, it must
8150 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
8153 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8156 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
8157 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
8158 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
8160 2019-01-17 Martin Sebor <msebor@redhat.com>
8163 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
8164 Handle anti-ranges the same as no range at all.
8166 2018-01-17 Steve Ellcey <sellcey@cavium.com>
8168 * config/aarch64/aarch64.c (cgraph.h): New include.
8169 (intl.h): New include.
8170 (supported_simd_type): New function.
8171 (currently_supported_simd_type): Ditto.
8172 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
8173 (aarch64_simd_clone_adjust): Ditto.
8174 (aarch64_simd_clone_usable): Ditto.
8175 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
8176 (TARGET_SIMD_CLONE_ADJUST): Ditto.
8177 (TARGET_SIMD_CLONE_USABLE): Ditto.
8178 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
8179 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
8182 2019-01-17 Martin Sebor <msebor@redhat.com>
8184 PR tree-optimization/88800
8185 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
8186 NO_WARNING bit here. Avoid folding out-of-bounds calls.
8187 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
8188 redundant argument. Add new argument and issue diagnostics under
8189 its control. Detect out-of-bounds access even with warnings
8191 (check_bounds_or_overlap): Change return type. Add argument.
8192 (wrestrict_dom_walker::check_call): Adjust.
8193 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
8194 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
8195 check_bounds_or_overlap's return value.
8196 (handle_builtin_stxncpy): Same.
8197 (handle_builtin_strcat): Same.
8199 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8200 Kwok Cheung Yeung <kcy@codesourcery.com>
8201 Julian Brown <julian@codesourcery.com>
8202 Tom de Vries <tom@codesourcery.com>
8204 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
8206 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8208 * doc/sourcebuild.texi: Document dg-require-effective-target
8209 llvm_binutils and offload_gcn.
8211 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8212 Kwok Cheung Yeung <kcy@codesourcery.com>
8213 Julian Brown <julian@codesourcery.com>
8214 Tom de Vries <tom@codesourcery.com>
8216 * doc/sourcebuild.texi: Document dg-required-effective-target
8219 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8220 Kwok Cheung Yeung <kcy@codesourcery.com>
8221 Julian Brown <julian@codesourcery.com>
8222 Tom de Vries <tom@codesourcery.com>
8223 Jan Hubicka <hubicka@ucw.cz>
8224 Martin Jambor <mjambor@suse.cz>
8226 * config.gcc: Add amdgcn*-*-amdhsa configuration.
8227 * configure.ac: Check for dlopen.
8228 * configure: Regenerate.
8230 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8231 Kwok Cheung Yeung <kcy@codesourcery.com>
8232 Julian Brown <julian@codesourcery.com>
8233 Tom de Vries <tom@codesourcery.com>
8234 Jan Hubicka <hubicka@ucw.cz>
8235 Martin Jambor <mjambor@suse.cz>
8237 * common/config/gcn/gcn-common.c: New file.
8238 * config/gcn/driver-gcn.c: New file.
8239 * config/gcn/gcn-builtins.def: New file.
8240 * config/gcn/gcn-hsa.h: New file.
8241 * config/gcn/gcn-modes.def: New file.
8242 * config/gcn/gcn-opts.h: New file.
8243 * config/gcn/gcn-passes.def: New file.
8244 * config/gcn/gcn-protos.h: New file.
8245 * config/gcn/gcn-run.c: New file.
8246 * config/gcn/gcn-tree.c: New file.
8247 * config/gcn/gcn.c: New file.
8248 * config/gcn/gcn.h: New file.
8249 * config/gcn/gcn.opt: New file.
8250 * config/gcn/t-gcn-hsa: New file.
8252 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8253 Kwok Cheung Yeung <kcy@codesourcery.com>
8254 Julian Brown <julian@codesourcery.com>
8255 Tom de Vries <tom@codesourcery.com>
8256 Jan Hubicka <hubicka@ucw.cz>
8257 Martin Jambor <mjambor@suse.cz>
8259 * config/gcn/constraints.md: New file.
8260 * config/gcn/gcn-valu.md: New file.
8261 * config/gcn/gcn.md: New file.
8262 * config/gcn/predicates.md: New file.
8264 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
8266 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
8267 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
8268 (stmt_uses_0_or_null_in_undefined_way): Likewise.
8269 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
8271 2019-01-17 Tamar Christina <tamar.christina@arm.com>
8274 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
8275 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
8276 it and document registers.
8278 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8280 * config/aarch64/aarch64.c (ares_tunings): Define.
8281 * config/aarch64/aarch64-cores.def (ares): Use the above.
8283 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8287 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
8289 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
8290 (_mm512_fixupimm_round_pd): Update parameters and builtin.
8291 (_mm512_maskz_fixupimm_round_pd): Ditto.
8292 (_mm512_fixupimm_round_ps): Ditto.
8293 (_mm512_maskz_fixupimm_round_ps): Ditto.
8294 (_mm_fixupimm_round_sd): Ditto.
8295 (_mm_maskz_fixupimm_round_sd): Ditto.
8296 (_mm_fixupimm_round_ss): Ditto.
8297 (_mm_maskz_fixupimm_round_ss): Ditto.
8298 (_mm512_fixupimm_pd): Ditto.
8299 (_mm512_maskz_fixupimm_pd): Ditto.
8300 (_mm512_fixupimm_ps): Ditto.
8301 (_mm512_maskz_fixupimm_ps): Ditto.
8302 (_mm_fixupimm_sd): Ditto.
8303 (_mm_maskz_fixupimm_sd): Ditto.
8304 (_mm_fixupimm_ss): Ditto.
8305 (_mm_maskz_fixupimm_ss): Ditto.
8306 (_mm512_mask_fixupimm_round_pd): Update builtin.
8307 (_mm512_mask_fixupimm_round_ps): Ditto.
8308 (_mm_mask_fixupimm_round_sd): Ditto.
8309 (_mm_mask_fixupimm_round_ss): Ditto.
8310 (_mm512_mask_fixupimm_pd): Ditto.
8311 (_mm512_mask_fixupimm_ps): Ditto.
8312 (_mm_mask_fixupimm_sd): Ditto.
8313 (_mm_mask_fixupimm_ss): Ditto.
8314 * config/i386/avx512vlintrin.h:
8315 (_mm256_fixupimm_pd): Update parameters and builtin.
8316 (_mm256_maskz_fixupimm_pd): Ditto.
8317 (_mm256_fixupimm_ps): Ditto.
8318 (_mm256_maskz_fixupimm_ps): Ditto.
8319 (_mm_fixupimm_pd): Ditto.
8320 (_mm_maskz_fixupimm_pd): Ditto.
8321 (_mm_fixupimm_ps): Ditto.
8322 (_mm_maskz_fixupimm_ps): Ditto.
8323 (_mm256_mask_fixupimm_pd): Update builtin.
8324 (_mm256_mask_fixupimm_ps): Ditto.
8325 (_mm_mask_fixupimm_pd): Ditto.
8326 (_mm_mask_fixupimm_ps): Ditto.
8327 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
8328 * config/i386/i386-builtin.def: Update builtin definitions.
8329 * config/i386/i386.c: Handle new builtin types and remove useless ones.
8330 * config/i386/sse.md: Update VFIXUPIMM* patterns.
8331 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8332 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8333 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
8334 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8335 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8336 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
8337 * config/i386/subst.md:
8338 (round_saeonly_sd_mask_operand4): Add new subst_attr.
8339 (round_saeonly_sd_mask_op4): Ditto.
8340 (round_saeonly_expand_operand5): Ditto.
8341 (round_saeonly_expand): Update.
8343 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8347 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
8349 * config/i386/sse.md: Combine VFIXUPIMM* patterns
8350 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8351 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8352 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
8353 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8354 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8355 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
8357 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8361 2018-12-15 Jakub Jelinek <jakub@redhat.com>
8364 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
8365 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
8366 instead of UNSPEC_FIXUPIMM.
8368 2019-01-17 Richard Biener <rguenther@suse.de>
8371 * dwarf2out.c (want_pubnames): Never generate pubnames sections
8372 and friends for the LTO part of debug info.
8374 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8376 PR tree-optimization/86214
8377 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
8380 PR rtl-optimization/88870
8381 * dce.c (deletable_insn_p): Never delete const/pure calls that can
8382 throw if we can't alter the cfg or delete dead exceptions.
8383 (mark_insn): Don't call find_call_stack_args for such calls.
8385 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
8387 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
8388 prototypes for vec_st.
8389 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
8390 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
8391 mainly on signed/unsigned long long and double.
8393 2019-01-16 David Malcolm <dmalcolm@redhat.com>
8396 * combine.c (delete_noop_moves): Convert to "bool" return,
8397 returning true if any edges are eliminated.
8398 (combine_instructions): Also return true if delete_noop_moves
8401 2019-01-16 Tamar Christina <tamar.christina@arm.com>
8403 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
8404 correct max nunits for endian swap.
8405 (aarch64_expand_fcmla_builtin): Correct subreg code.
8406 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
8407 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
8410 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
8412 * config/alpha/alpha.c (alpha_gimplify_va_arg):
8413 Handle split indirect COMPLEX_TYPE arguments.
8415 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
8418 * config/aarch64/aarch64-modes.def: Add comment about how the carry
8419 bit is set by add and compare.
8420 (CC_ADC): New CC_MODE.
8421 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
8422 to cache the code and mode of X. Adjust the shape of a CC_Cmode
8423 comparison. Add detection for CC_ADCmode.
8424 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
8426 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
8427 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
8428 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
8429 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
8430 to eliminate the need for zero-extending the operands.
8431 (add<mode>3_compareC_imm): Delete. Merge into ...
8432 (add<mode>3_compareC): ... this. Restructure the comparison to
8433 eliminate the need for zero-extending the operands.
8434 (add<mode>3_carryin): Use LTU for the overflow detection.
8435 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
8436 Reexpress comparison for overflow.
8437 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
8438 (add<mode>3_carryinC): Likewise.
8439 (add<mode>3_carryinV): Use LTU for carry between partials.
8440 * config/aarch64/predicates.md (aarch64_carry_operation): Update
8441 handling of CC_Cmode and add CC_ADCmode.
8442 (aarch64_borrow_operation): Likewise.
8444 2019-01-16 Tamar Christina <tamar.christina@arm.com>
8446 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
8447 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
8448 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
8449 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
8451 2019-01-16 Martin Liska <mliska@suse.cz>
8453 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
8455 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
8457 * gcc.c (add_sysrooted_hdrs_prefix): New function.
8458 (path_prefix_reset): Move up in the source file.
8459 (find_fortran_preinclude_file): Make complex search for the
8460 fortran header files.
8462 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
8464 * godump.c (go_output_typedef): When outputting a typedef, refer
8465 to the underlying type by its name and not its structure.
8467 2019-01-15 David Malcolm <dmalcolm@redhat.com>
8470 * tree.c (build_function_type): Assert that arg_types is not
8473 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
8476 * doc/extend.texi: Document that listing the stack pointer in the
8477 clobber list of an asm is a deprecated feature.
8478 * common.opt (Wdeprecated): Moved from c-family/c.opt.
8479 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
8480 warning instead of an error for clobbers of the stack pointer.
8481 Add a note explaining why.
8483 2019-01-15 Richard Biener <rguenther@suse.de>
8486 * dwarf2out.c (gen_member_die): Do not generate inheritance
8489 2019-01-15 Richard Biener <rguenther@suse.de>
8491 PR tree-optimization/88855
8492 * tree-if-conv.c (combine_blocks): Collect
8493 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
8495 2019-01-15 Tom de Vries <tdevries@suse.de>
8498 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
8499 lhs == NULL_TREE for gang-level reduction.
8501 2019-01-15 Richard Biener <rguenther@suse.de>
8502 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8505 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
8506 return true if SSA_NAME is already marked in visited bitmap.
8507 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
8509 2019-01-15 Jakub Jelinek <jakub@redhat.com>
8511 PR tree-optimization/88775
8512 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
8513 equal == 0 equality pointer comparisons some more if compared in
8514 integral types and either one points to an automatic var and the
8515 other to a global, or we can prove at least one points to the middle
8516 or both point to start or both point to end.
8518 2019-01-14 Andi Kleen <ak@linux.intel.com>
8520 * Makefile.in: Lower autofdo sampling rate by 10x.
8521 * Makefile.tpl: Dito.
8523 2019-01-14 Tom Honermann <tom@honermann.net>
8525 * defaults.h: Define CHAR8_TYPE.
8527 2019-01-14 Martin Sebor <msebor@redhat.com>
8530 * doc/extend.texi (Darwin Format Checks): Clarify.
8532 2019-01-14 Richard Biener <rguenther@suse.de>
8534 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
8535 whether we are in (simplify ...) or (match ...) context.
8537 2019-01-14 Jakub Jelinek <jakub@redhat.com>
8539 PR rtl-optimization/88796
8540 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
8541 * cfgexpand.c (stack_protect_prologue): Initialize
8542 crtl->stack_protect_guard_decl.
8543 * function.c (stack_protect_epilogue): Use it instead of calling
8544 targetm.stack_protect_guard again.
8545 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
8546 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
8547 crtl->stack_protect_guard_decl.
8548 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
8549 on the returned MEM_EXPR.
8551 2019-01-12 Tom de Vries <tdevries@suse.de>
8553 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
8554 vector length using -fopenacc-dim.
8556 2019-01-12 Tom de Vries <tdevries@suse.de>
8558 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
8559 lengths into account.
8561 2019-01-12 Svante Signell <svante.signell@gmail.com>
8563 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
8564 (TARGET_CAN_SPLIT_STACK): Define.
8565 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
8567 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
8569 * params.def (inline-unit-growth): Set to 40.
8571 2019-01-12 Jakub Jelinek <jakub@redhat.com>
8573 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
8575 2019-01-12 Tom de Vries <tdevries@suse.de>
8577 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
8578 region calling vector-partitionable routine, set default_vector_length
8581 2019-01-12 Tom de Vries <tdevries@suse.de>
8583 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
8584 variable default_vector_length.
8586 2019-01-12 Tom de Vries <tdevries@suse.de>
8589 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
8590 from oacc_default_dims, as oacc_validate_dims would do it, and apply
8593 2019-01-12 Tom de Vries <tdevries@suse.de>
8595 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
8596 (nvptx_goacc_validate_dims): Add used parameter.
8597 * doc/tm.texi: Regenerate.
8598 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
8599 argument to call to targetm.goacc.validate_dims.
8600 (default_goacc_validate_dims): Add used
8602 * target.def (validate_dims): Add used parameter in DEFHOOK.
8603 * targhooks.h (default_goacc_validate_dims): Add used parameter.
8605 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8609 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
8611 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
8612 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
8613 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
8614 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
8616 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
8618 PR rtl-optimization/87305
8620 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
8621 for little endian pseudos used as paradoxical subreg.
8623 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8625 PR tree-optimization/88693
8626 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
8627 for STRING_CSTs that don't contain any NUL characters in the first
8628 TREE_STRING_LENGTH bytes.
8630 2019-01-11 Alan Modra <amodra@gmail.com>
8634 * genattrtab.c (min_fn): Don't translate values.
8635 (min_attr_value): Return INT_MAX when the value can't be calculated.
8636 Return minimum among any values that can be calculated.
8637 (max_attr_value): Adjust.
8639 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8641 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
8643 2019-01-11 Steve Ellcey <sellcey@marvell.com>
8645 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
8646 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
8647 (aarch64_return_call_with_max_clobbers): New function.
8648 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
8649 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
8651 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
8652 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
8653 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
8654 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
8655 * cselib.c (cselib_process_insn): Add argument to
8656 targetm.hard_regno_call_part_clobbered call.
8657 * ira-conflicts.c (ira_build_conflicts): Ditto.
8658 * ira-costs.c (ira_tune_allocno_costs): Ditto.
8659 * lra-constraints.c (inherit_reload_reg): Ditto.
8660 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
8661 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
8662 argument. Call targetm.return_call_with_max_clobbers.
8663 Add argument to targetm.hard_regno_call_part_clobbered call.
8664 (calls_have_same_clobbers_p): New function.
8665 (process_bb_lives): Add call_insn and last_call_insn variables.
8666 Pass call_insn to check_pseudos_live_through_calls.
8667 Modify if stmt to check targetm.return_call_with_max_clobbers.
8668 Update setting of flush variable.
8669 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
8671 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
8672 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
8673 targetm.hard_regno_call_part_clobbered call.
8674 * reginfo.c (choose_hard_reg_mode): Ditto.
8675 * regrename.c (check_new_reg_p): Ditto.
8676 * reload.c (find_equiv_reg): Ditto.
8677 * reload1.c (emit_reload_insns): Ditto.
8678 * sched-deps.c (deps_analyze_insn): Ditto.
8679 * sel-sched.c (init_regs_for_mode): Ditto.
8680 (mark_unavailable_hard_regs): Ditto.
8681 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
8682 * target.def (hard_regno_call_part_clobbered): Add insn argument.
8683 (return_call_with_max_clobbers): New target function.
8684 * doc/tm.texi: Regenerate.
8685 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
8686 * hooks.c (hook_bool_uint_mode_false): Change to
8687 hook_bool_insn_uint_mode_false.
8688 * hooks.h (hook_bool_uint_mode_false): Ditto.
8690 2019-01-11 Steve Ellcey <sellcey@marvell.com>
8692 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
8693 (aarch64_remove_extra_call_preserved_regs): New function.
8694 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
8695 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
8696 * doc/tm.texi: Regenerate.
8697 * final.c (get_call_reg_set_usage): Call new hook.
8698 * target.def (remove_extra_call_preserved_regs): New hook.
8699 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
8700 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
8702 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8705 * passes.c (finish_optimization_passes): Call print_combine_total_stats
8706 inside of pass_combine_1 dump rather than pass_profile_1.
8708 2019-01-11 Tom de Vries <tdevries@suse.de>
8710 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
8711 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
8712 (PTX_NUM_PER_WORKER_BARRIERS): Define.
8713 (nvptx_apply_dim_limits): Prevent vector_length 64 and
8716 2019-01-11 Tom de Vries <tdevries@suse.de>
8718 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
8720 2019-01-11 Jan Beulich <jbeulich@suse.com>
8722 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
8723 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
8724 sse2_cvtsi2sd): Add {l}.
8725 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
8728 2019-01-10 Jakub Jelinek <jakub@redhat.com>
8731 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
8733 (*float<floatunssuffix>v2div2sf2): New define_insn.
8734 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
8735 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
8736 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
8737 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
8738 match_operands with "const0_operand" "C".
8740 2019-01-10 Tamar Christina <tamar.christina@arm.com>
8742 * config/aarch64/aarch64-builtins.c
8743 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
8744 (aarch64_init_simd_builtins): ...Here
8746 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
8748 PR rtl-optimization/87305
8750 (setup_live_pseudos_and_spill_after_risky_transforms): Check
8751 allocation for big endian pseudos used as paradoxical subregs and
8752 spill them if it is wrong.
8753 * lra-constraints.c (lra_constraints): Add a comment.
8755 2019-01-10 Richard Biener <rguenther@suse.de>
8757 PR tree-optimization/88792
8758 * tree-ssa-pre.c (get_representative_for): Do not return a
8761 2019-01-10 Jakub Jelinek <jakub@redhat.com>
8765 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
8766 (assign_parm_setup_block): Do the argument slot realignment here
8769 2019-01-10 Stefan Agner <stefan@agner.ch>
8772 * config/arm/arm.c (arm_option_override_internal): Force
8773 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
8775 2019-01-10 Jakub Jelinek <jakub@redhat.com>
8778 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
8781 2019-01-10 Tamar Christina <tamar.christina@arm.com>
8783 * config/arm/arm-builtins.c
8784 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
8785 (MAC_LANE_PAIR_QUALIFIERS): New.
8786 (arm_expand_builtin_args): Use it.
8787 (arm_expand_builtin_1): Likewise.
8788 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
8789 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
8790 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
8791 * config/arm/arm_neon.h:
8792 (vcadd_rot90_f16): New.
8793 (vcaddq_rot90_f16): New.
8794 (vcadd_rot270_f16): New.
8795 (vcaddq_rot270_f16): New.
8798 (vcmla_lane_f16): New.
8799 (vcmla_laneq_f16): New.
8800 (vcmlaq_lane_f16): New.
8801 (vcmlaq_laneq_f16): New.
8802 (vcmla_rot90_f16): New.
8803 (vcmlaq_rot90_f16): New.
8804 (vcmla_rot90_lane_f16): New.
8805 (vcmla_rot90_laneq_f16): New.
8806 (vcmlaq_rot90_lane_f16): New.
8807 (vcmlaq_rot90_laneq_f16): New.
8808 (vcmla_rot180_f16): New.
8809 (vcmlaq_rot180_f16): New.
8810 (vcmla_rot180_lane_f16): New.
8811 (vcmla_rot180_laneq_f16): New.
8812 (vcmlaq_rot180_lane_f16): New.
8813 (vcmlaq_rot180_laneq_f16): New.
8814 (vcmla_rot270_f16): New.
8815 (vcmlaq_rot270_f16): New.
8816 (vcmla_rot270_lane_f16): New.
8817 (vcmla_rot270_laneq_f16): New.
8818 (vcmlaq_rot270_lane_f16): New.
8819 (vcmlaq_rot270_laneq_f16): New.
8820 (vcadd_rot90_f32): New.
8821 (vcaddq_rot90_f32): New.
8822 (vcadd_rot270_f32): New.
8823 (vcaddq_rot270_f32): New.
8826 (vcmla_lane_f32): New.
8827 (vcmla_laneq_f32): New.
8828 (vcmlaq_lane_f32): New.
8829 (vcmlaq_laneq_f32): New.
8830 (vcmla_rot90_f32): New.
8831 (vcmlaq_rot90_f32): New.
8832 (vcmla_rot90_lane_f32): New.
8833 (vcmla_rot90_laneq_f32): New.
8834 (vcmlaq_rot90_lane_f32): New.
8835 (vcmlaq_rot90_laneq_f32): New.
8836 (vcmla_rot180_f32): New.
8837 (vcmlaq_rot180_f32): New.
8838 (vcmla_rot180_lane_f32): New.
8839 (vcmla_rot180_laneq_f32): New.
8840 (vcmlaq_rot180_lane_f32): New.
8841 (vcmlaq_rot180_laneq_f32): New.
8842 (vcmla_rot270_f32): New.
8843 (vcmlaq_rot270_f32): New.
8844 (vcmla_rot270_lane_f32): New.
8845 (vcmla_rot270_laneq_f32): New.
8846 (vcmlaq_rot270_lane_f32): New.
8847 (vcmlaq_rot270_laneq_f32): New.
8848 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
8849 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
8850 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
8851 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
8852 vcmlaq_lane270): New.
8853 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
8854 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
8855 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
8856 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
8857 (arm_option_reconfigure_globals): Use them.
8858 * config/arm/iterators.md (VDF, VQ_HSF): New.
8859 (VCADD, VCMLA): New.
8860 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
8861 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
8863 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
8864 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
8866 2019-01-10 Tamar Christina <tamar.christina@arm.com>
8868 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
8869 Add qualifier_lane_pair_index.
8870 (emit-rtl.h): Include.
8871 (TYPES_QUADOP_LANE_PAIR): New.
8872 (aarch64_simd_expand_args): Use it.
8873 (aarch64_simd_expand_builtin): Likewise.
8874 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
8876 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
8877 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
8878 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
8879 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
8880 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
8881 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
8882 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
8883 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
8884 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
8885 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
8886 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
8887 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
8888 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
8889 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
8890 Add __ARM_FEATURE_COMPLEX.
8891 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
8892 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
8893 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
8894 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
8895 fcmlaq_lane270): New.
8896 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
8897 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
8898 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
8899 * config/aarch64/arm_neon.h:
8900 (vcadd_rot90_f16): New.
8901 (vcaddq_rot90_f16): New.
8902 (vcadd_rot270_f16): New.
8903 (vcaddq_rot270_f16): New.
8906 (vcmla_lane_f16): New.
8907 (vcmla_laneq_f16): New.
8908 (vcmlaq_lane_f16): New.
8909 (vcmlaq_rot90_lane_f16): New.
8910 (vcmla_rot90_laneq_f16): New.
8911 (vcmla_rot90_lane_f16): New.
8912 (vcmlaq_rot90_f16): New.
8913 (vcmla_rot90_f16): New.
8914 (vcmlaq_laneq_f16): New.
8915 (vcmla_rot180_laneq_f16): New.
8916 (vcmla_rot180_lane_f16): New.
8917 (vcmlaq_rot180_f16): New.
8918 (vcmla_rot180_f16): New.
8919 (vcmlaq_rot90_laneq_f16): New.
8920 (vcmlaq_rot270_laneq_f16): New.
8921 (vcmlaq_rot270_lane_f16): New.
8922 (vcmla_rot270_laneq_f16): New.
8923 (vcmlaq_rot270_f16): New.
8924 (vcmla_rot270_f16): New.
8925 (vcmlaq_rot180_laneq_f16): New.
8926 (vcmlaq_rot180_lane_f16): New.
8927 (vcmla_rot270_lane_f16): New.
8928 (vcadd_rot90_f32): New.
8929 (vcaddq_rot90_f32): New.
8930 (vcaddq_rot90_f64): New.
8931 (vcadd_rot270_f32): New.
8932 (vcaddq_rot270_f32): New.
8933 (vcaddq_rot270_f64): New.
8937 (vcmla_lane_f32): New.
8938 (vcmla_laneq_f32): New.
8939 (vcmlaq_lane_f32): New.
8940 (vcmlaq_laneq_f32): New.
8941 (vcmla_rot90_f32): New.
8942 (vcmlaq_rot90_f32): New.
8943 (vcmlaq_rot90_f64): New.
8944 (vcmla_rot90_lane_f32): New.
8945 (vcmla_rot90_laneq_f32): New.
8946 (vcmlaq_rot90_lane_f32): New.
8947 (vcmlaq_rot90_laneq_f32): New.
8948 (vcmla_rot180_f32): New.
8949 (vcmlaq_rot180_f32): New.
8950 (vcmlaq_rot180_f64): New.
8951 (vcmla_rot180_lane_f32): New.
8952 (vcmla_rot180_laneq_f32): New.
8953 (vcmlaq_rot180_lane_f32): New.
8954 (vcmlaq_rot180_laneq_f32): New.
8955 (vcmla_rot270_f32): New.
8956 (vcmlaq_rot270_f32): New.
8957 (vcmlaq_rot270_f64): New.
8958 (vcmla_rot270_lane_f32): New.
8959 (vcmla_rot270_laneq_f32): New.
8960 (vcmlaq_rot270_lane_f32): New.
8961 (vcmlaq_rot270_laneq_f32): New.
8962 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
8963 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
8964 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
8965 (FCADD, FCMLA): New.
8967 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
8969 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
8973 * config/pa/pa.c: Change "can not" to "cannot".
8974 * gimple-ssa-evrp-analyze.c: Likewise.
8975 * ipa-icf.c: Likewise.
8976 * ipa-polymorphic-call.c: Likewise.
8977 * ipa-pure-const.c: Likewise.
8978 * lra-constraints.c: Likewise.
8979 * lra-remat.c: Likewise.
8980 * reload1.c: Likewise.
8981 * reorg.c: Likewise.
8982 * tree-ssa-uninit.c: Likewise.
8984 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
8988 * Makefile.in: Mechanically replace "can not" with "cannot".
8989 * alias.c: Likewise.
8990 * builtins.c: Likewise.
8991 * calls.c: Likewise.
8992 * cgraph.c: Likewise.
8993 * cgraph.h: Likewise.
8994 * cgraphclones.c: Likewise.
8995 * cgraphunit.c: Likewise.
8996 * combine-stack-adj.c: Likewise.
8997 * combine.c: Likewise.
8998 * common/config/i386/i386-common.c: Likewise.
8999 * config/aarch64/aarch64.c: Likewise.
9000 * config/alpha/sync.md: Likewise.
9001 * config/arc/arc.c: Likewise.
9002 * config/arc/predicates.md: Likewise.
9003 * config/arm/arm-c.c: Likewise.
9004 * config/arm/arm.c: Likewise.
9005 * config/arm/arm.h: Likewise.
9006 * config/arm/arm.md: Likewise.
9007 * config/arm/cortex-r4f.md: Likewise.
9008 * config/csky/csky.c: Likewise.
9009 * config/csky/csky.h: Likewise.
9010 * config/darwin-f.c: Likewise.
9011 * config/epiphany/epiphany.md: Likewise.
9012 * config/i386/i386.c: Likewise.
9013 * config/i386/sol2.h: Likewise.
9014 * config/m68k/m68k.c: Likewise.
9015 * config/mcore/mcore.h: Likewise.
9016 * config/microblaze/microblaze.md: Likewise.
9017 * config/mips/20kc.md: Likewise.
9018 * config/mips/sb1.md: Likewise.
9019 * config/nds32/nds32.c: Likewise.
9020 * config/nds32/predicates.md: Likewise.
9021 * config/pa/pa.c: Likewise.
9022 * config/rs6000/e300c2c3.md: Likewise.
9023 * config/rs6000/rs6000.c: Likewise.
9024 * config/s390/s390.h: Likewise.
9025 * config/sh/sh.c: Likewise.
9026 * config/sh/sh.md: Likewise.
9027 * config/spu/vmx2spu.h: Likewise.
9028 * cprop.c: Likewise.
9029 * dbxout.c: Likewise.
9030 * df-scan.c: Likewise.
9031 * doc/cfg.texi: Likewise.
9032 * doc/extend.texi: Likewise.
9033 * doc/fragments.texi: Likewise.
9034 * doc/gty.texi: Likewise.
9035 * doc/invoke.texi: Likewise.
9036 * doc/lto.texi: Likewise.
9037 * doc/md.texi: Likewise.
9038 * doc/objc.texi: Likewise.
9039 * doc/rtl.texi: Likewise.
9040 * doc/tm.texi: Likewise.
9042 * emit-rtl.c: Likewise.
9043 * emit-rtl.h: Likewise.
9044 * except.c: Likewise.
9045 * expmed.c: Likewise.
9047 * fold-const.c: Likewise.
9048 * genautomata.c: Likewise.
9049 * gimple-fold.c: Likewise.
9050 * hard-reg-set.h: Likewise.
9051 * ifcvt.c: Likewise.
9052 * ipa-comdats.c: Likewise.
9053 * ipa-cp.c: Likewise.
9054 * ipa-devirt.c: Likewise.
9055 * ipa-fnsummary.c: Likewise.
9056 * ipa-icf.c: Likewise.
9057 * ipa-inline-transform.c: Likewise.
9058 * ipa-inline.c: Likewise.
9059 * ipa-polymorphic-call.c: Likewise.
9060 * ipa-profile.c: Likewise.
9061 * ipa-prop.c: Likewise.
9062 * ipa-pure-const.c: Likewise.
9063 * ipa-reference.c: Likewise.
9064 * ipa-split.c: Likewise.
9065 * ipa-visibility.c: Likewise.
9067 * ira-build.c: Likewise.
9068 * ira-color.c: Likewise.
9069 * ira-conflicts.c: Likewise.
9070 * ira-costs.c: Likewise.
9071 * ira-int.h: Likewise.
9072 * ira-lives.c: Likewise.
9075 * loop-invariant.c: Likewise.
9076 * loop-unroll.c: Likewise.
9077 * lower-subreg.c: Likewise.
9078 * lra-assigns.c: Likewise.
9079 * lra-constraints.c: Likewise.
9080 * lra-eliminations.c: Likewise.
9081 * lra-lives.c: Likewise.
9082 * lra-remat.c: Likewise.
9083 * lra-spills.c: Likewise.
9085 * lto-cgraph.c: Likewise.
9086 * lto-streamer-out.c: Likewise.
9087 * postreload-gcse.c: Likewise.
9088 * predict.c: Likewise.
9089 * profile-count.h: Likewise.
9090 * profile.c: Likewise.
9091 * recog.c: Likewise.
9093 * reload.c: Likewise.
9094 * reload1.c: Likewise.
9095 * reorg.c: Likewise.
9096 * resource.c: Likewise.
9097 * rtl.def: Likewise.
9099 * rtlanal.c: Likewise.
9100 * sched-deps.c: Likewise.
9101 * sched-ebb.c: Likewise.
9102 * sched-rgn.c: Likewise.
9103 * sel-sched-ir.c: Likewise.
9104 * sel-sched.c: Likewise.
9105 * shrink-wrap.c: Likewise.
9106 * simplify-rtx.c: Likewise.
9107 * symtab.c: Likewise.
9108 * target.def: Likewise.
9109 * toplev.c: Likewise.
9110 * tree-call-cdce.c: Likewise.
9111 * tree-cfg.c: Likewise.
9112 * tree-complex.c: Likewise.
9113 * tree-core.h: Likewise.
9114 * tree-eh.c: Likewise.
9115 * tree-inline.c: Likewise.
9116 * tree-loop-distribution.c: Likewise.
9117 * tree-nrv.c: Likewise.
9118 * tree-profile.c: Likewise.
9119 * tree-sra.c: Likewise.
9120 * tree-ssa-alias.c: Likewise.
9121 * tree-ssa-dce.c: Likewise.
9122 * tree-ssa-dom.c: Likewise.
9123 * tree-ssa-forwprop.c: Likewise.
9124 * tree-ssa-loop-im.c: Likewise.
9125 * tree-ssa-loop-ivcanon.c: Likewise.
9126 * tree-ssa-loop-ivopts.c: Likewise.
9127 * tree-ssa-loop-niter.c: Likewise.
9128 * tree-ssa-phionlycprop.c: Likewise.
9129 * tree-ssa-phiopt.c: Likewise.
9130 * tree-ssa-propagate.c: Likewise.
9131 * tree-ssa-threadedge.c: Likewise.
9132 * tree-ssa-threadupdate.c: Likewise.
9133 * tree-ssa-uninit.c: Likewise.
9134 * tree-ssanames.c: Likewise.
9135 * tree-streamer-out.c: Likewise.
9138 * vr-values.c: Likewise.
9140 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
9142 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
9143 (ix86_split_xorsign): Ditto.
9144 * config/i386/i386.c (ix86_expand_xorsign): New function.
9145 (ix86_split_xorsign): Ditto.
9146 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
9147 (xorsign<mode>3): New expander.
9148 (xorsign<mode>3_1): New insn_and_split pattern.
9149 * config/i386/sse.md (xorsign<mode>3): New expander.
9151 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9153 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
9154 (*tablejump_sp64): Likewise.
9155 (*tablejump<P:mode>): ...this.
9156 (*call_address_sp32): Merge into...
9157 (*call_address_sp64): Likewise.
9158 (*call_address<P:mode>): ...this.
9159 (*call_symbolic_sp32): Merge into...
9160 (*call_symbolic_sp64): Likewise.
9161 (*call_symbolic<P:mode>): ...this.
9162 (call_value): Remove constraint and add predicate.
9163 (*call_value_address_sp32): Merge into...
9164 (*call_value_address_sp64): Likewise.
9165 (*call_value_address<P:mode>): ...this.
9166 (*call_value_symbolic_sp32): Merge into...
9167 (*call_value_symbolic_sp64): Likewise.
9168 (*call_value_symbolic<P:mode>): ...this.
9169 (*sibcall_symbolic_sp32): Merge into...
9170 (*sibcall_symbolic_sp64): Likewise.
9171 (*sibcall_symbolic<P:mode>): ...this.
9172 (sibcall_value): Remove constraint and add predicate.
9173 (*sibcall_value_symbolic_sp32): Merge into...
9174 (*sibcall_value_symbolic_sp64): Likewise.
9175 (*sibcall_value_symbolic<P:mode>): ...this.
9176 (window_save): Minor tweak.
9177 (*branch_sp32): Merge into...
9178 (*branch_sp64): Likewise.
9179 (*branch<P:mode>): ...this.
9181 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9182 James Clarke <jrtc27@jrtc27.com>
9185 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
9186 consistently in TLS address generation and adjust code to the renaming
9187 of patterns. Mark calls to __tls_get_addr as const.
9188 * config/sparc/sparc.md (tgd_hi22): Turn into...
9189 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
9190 (tgd_lo10): Turn into...
9191 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
9192 (tgd_add32): Merge into...
9193 (tgd_add64): Likewise.
9194 (tgd_add<P:mode>): ...this and use Pmode throughout.
9195 (tldm_hi22): Turn into...
9196 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
9197 (tldm_lo10): Turn into...
9198 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
9199 (tldm_add32): Merge into...
9200 (tldm_add64): Likewise.
9201 (tldm_add<P:mode>): ...this and use Pmode throughout.
9202 (tldm_call32): Merge into...
9203 (tldm_call64): Likewise.
9204 (tldm_call<P:mode>): ...this and use Pmode throughout.
9205 (tldo_hix22): Turn into...
9206 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
9207 (tldo_lox10): Turn into...
9208 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
9209 (tldo_add32): Merge into...
9210 (tldo_add64): Likewise.
9211 (tldo_add<P:mode>): ...this and use Pmode throughout.
9212 (tie_hi22): Turn into...
9213 (tie_hi22<P:mode>): ...this and use Pmode throughout.
9214 (tie_lo10): Turn into...
9215 (tie_lo10<P:mode>): ...this and use Pmode throughout.
9216 (tie_ld64): Use DImode throughout.
9217 (tie_add32): Merge into...
9218 (tie_add64): Likewise.
9219 (tie_add<P:mode>): ...this and use Pmode throughout.
9220 (tle_hix22_sp32): Merge into...
9221 (tle_hix22_sp64): Likewise.
9222 (tle_hix22<P:mode>): ...this and use Pmode throughout.
9223 (tle_lox22_sp32): Merge into...
9224 (tle_lox22_sp64): Likewise.
9225 (tle_lox22<P:mode>): ...this and use Pmode throughout.
9226 (*tldo_ldub_sp32): Merge into...
9227 (*tldo_ldub_sp64): Likewise.
9228 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
9229 (*tldo_ldub1_sp32): Merge into...
9230 (*tldo_ldub1_sp64): Likewise.
9231 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
9232 (*tldo_ldub2_sp32): Merge into...
9233 (*tldo_ldub2_sp64): Likewise.
9234 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
9235 (*tldo_ldsb1_sp32): Merge into...
9236 (*tldo_ldsb1_sp64): Likewise.
9237 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
9238 (*tldo_ldsb2_sp32): Merge into...
9239 (*tldo_ldsb2_sp64): Likewise.
9240 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
9241 (*tldo_ldub3_sp64): Use DImode throughout.
9242 (*tldo_ldsb3_sp64): Likewise.
9243 (*tldo_lduh_sp32): Merge into...
9244 (*tldo_lduh_sp64): Likewise.
9245 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
9246 (*tldo_lduh1_sp32): Merge into...
9247 (*tldo_lduh1_sp64): Likewise.
9248 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
9249 (*tldo_ldsh1_sp32): Merge into...
9250 (*tldo_ldsh1_sp64): Likewise.
9251 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
9252 (*tldo_lduh2_sp64): Use DImode throughout.
9253 (*tldo_ldsh2_sp64): Likewise.
9254 (*tldo_lduw_sp32): Merge into...
9255 (*tldo_lduw_sp64): Likewise.
9256 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
9257 (*tldo_lduw1_sp64): Use DImode throughout.
9258 (*tldo_ldsw1_sp64): Likewise.
9259 (*tldo_ldx_sp64): Likewise.
9260 (*tldo_stb_sp32): Merge into...
9261 (*tldo_stb_sp64): Likewise.
9262 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
9263 (*tldo_sth_sp32): Merge into...
9264 (*tldo_sth_sp64): Likewise.
9265 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
9266 (*tldo_stw_sp32): Merge into...
9267 (*tldo_stw_sp64): Likewise.
9268 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
9269 (*tldo_stx_sp64): Use DImode throughout.
9271 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9273 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
9274 check configure option to set BTI and Return Address Signing.
9275 * configure.ac: Add --enable-standard-branch-protection and
9276 --disable-standard-branch-protection.
9277 * configure: Regenerated.
9278 * doc/install.texi: Document the same.
9280 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9281 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9283 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
9284 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
9285 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
9287 * config/aarch64/aarch64-bti-insert.c: New file.
9288 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
9290 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
9292 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
9293 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
9294 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
9295 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
9297 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9299 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
9300 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
9301 Disable bti for -mbranch-protection=none.
9302 (aarch64_handle_standard_branch_protection): Enable bti for
9303 -mbranch-protection=standard.
9304 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
9305 -mbranch-protection.
9306 (aarch64_bti_enabled): Check if bti is enabled.
9307 * config/aarch64/aarch64.opt: Declare target variable.
9308 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
9310 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9312 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
9313 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
9314 (aarch64_expand_epilogue): Likewise.
9315 (aarch64_output_mi_thunk): Likewise
9316 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
9317 TAILCALL_ADDR_REGS to x16 and x17.
9318 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
9320 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9322 * config/aarch64/aarch64-option-extensions.def: Define
9323 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
9324 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
9325 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
9326 (AARCH64_FL_PREDRES): New.
9327 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
9328 AARCH64_FL_PREDRES by default.
9329 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
9331 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9333 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
9335 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
9336 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
9337 * doc/invoke.texi: Document ARMv8.5-A.
9339 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
9341 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
9342 (xorsign<mode>3): Likewise.
9344 2019-01-09 Jelinek <jakub@redhat.com>
9347 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
9348 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
9350 PR rtl-optimization/88331
9351 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
9352 not currently_expanding_to_rtl.
9354 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9356 * doc/invoke.texi (-Os): Remove trailing spaces.
9357 (-finline-functions): Remove reference to -O2.
9359 2019-01-08 Jakub Jelinek <jakub@redhat.com>
9361 PR rtl-optimization/79593
9362 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
9364 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
9365 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
9367 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
9370 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
9374 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
9375 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
9377 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
9380 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
9381 ix86_avx_u128_mode_entry.
9383 2019-01-08 Martin Liska <mliska@suse.cz>
9385 PR tree-optimization/88753
9386 * tree-switch-conversion.c (switch_conversion::build_one_array):
9387 Come up with local variable constructor. Convert first to
9388 type of constructor values.
9390 2019-01-08 Richard Biener <rguenther@suse.de>
9392 PR tree-optimization/86554
9393 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
9394 rpo_avail): Move earlier.
9395 (visit_nary_op): When value-numbering to expressions
9396 with different overflow behavior make sure there's an
9397 available expression on the path.
9399 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
9401 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
9402 aarch64_parse_branch_protection,
9403 struct aarch64_branch_protect_type,
9404 aarch64_handle_no_branch_protection,
9405 aarch64_handle_standard_branch_protection,
9406 aarch64_validate_mbranch_protection,
9407 aarch64_handle_pac_ret_protection,
9408 aarch64_handle_attr_branch_protection,
9409 accepted_branch_protection_string,
9410 aarch64_pac_ret_subtypes,
9411 aarch64_branch_protect_types,
9412 aarch64_handle_pac_ret_leaf): Define.
9413 (aarch64_override_options_after_change_1, aarch64_override_options):
9414 Add check for accepted_branch_protection_string.
9415 (aarch64_option_save): Save accepted_branch_protection_string.
9416 (aarch64_option_restore): Save accepted_branch_protection_string.
9417 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
9418 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
9419 msign-return-address.
9420 * doc/invoke.texi: Add mbranch-protection.
9422 2019-01-08 Alan Modra <amodra@gmail.com>
9425 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
9426 Delete "unknownp" parameter. Adjust callers. Handle
9427 CONST_INT, PLUS, MINUS, and MULT.
9428 (attr_value_aligned): Renamed from or_attr_value.
9429 (min_attr_value): Return INT_MIN for unhandled rtl case..
9430 (min_fn): ..and translate to INT_MAX here.
9431 (write_length_unit_log): Modify to cope without "unknown".
9432 (write_attr_value): Handle IF_THEN_ELSE.
9434 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9436 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
9437 optimization for masked stores.
9439 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9442 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
9443 output vector directly to duplicate_and_interleave instead of
9444 going through a temporary. Postpone insertion of ctor_seq to
9445 the end of the loop.
9447 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
9450 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
9451 unsigned_p. Handle signed and unsigned overflow correction as
9453 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
9455 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
9457 (add<mode>3_compareV_imm): Make this callable for expanding.
9458 (subv<GPI:mode>4): Use register_operand for operand 1. Use
9459 aarch64_plus_operand for operand 2.
9460 (subv<GPI:mode>_insn): New insn pattern.
9461 (subv<GPI:mode>_imm): Likewise.
9462 (negv<GPI:mode>3): New expand pattern.
9463 (negv<GPI:mode>_insn): New insn pattern.
9464 (negv<GPI:mode>_cmp_only): Likewise.
9465 (cmpv<GPI:mode>_insn): Likewise.
9466 (subvti4): Use register_operand for operand 1. Update call to
9467 aarch64_expand_subvti.
9468 (usubvti4): Likewise.
9469 (negvti3): New expand pattern.
9470 (negdi_carryout): New insn pattern.
9471 (negvdi_carryinV): New insn pattern.
9472 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
9473 version the named version.
9474 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
9476 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
9478 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
9480 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
9481 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
9482 (sub<mode>3_carryinCV): Delete.
9483 (sub<GPI:mode>3_carryinV): New expand pattern.
9484 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
9486 2019-01-07 Richard Biener <rguenther@suse.de>
9488 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
9489 of tree_operand_hash.
9491 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9493 PR tree-optimization/88598
9494 * tree.h (single_nonzero_element): Declare.
9495 * tree.c (single_nonzero_element): New function.
9496 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
9497 if I is the only nonzero element of CST.
9499 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9501 PR tree-optimization/88598
9502 * tree.h (initializer_each_zero_or_onep): Declare.
9503 * tree.c (initializer_each_zero_or_onep): New function.
9504 (signed_or_unsigned_type_for): Handle float types too.
9505 (unsigned_type_for, signed_type_for): Update comments accordingly.
9506 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
9507 x & { 0 or -1, 0 or -1, ... }.
9509 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
9511 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
9512 with x86_64-pc-linux-gnu.
9514 2019-01-07 Tom de Vries <tdevries@suse.de>
9517 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
9519 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
9522 2019-01-07 Jakub Jelinek <jakub@redhat.com>
9524 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
9525 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
9526 TARGET_AVX512F as condition.
9529 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
9530 const_not_ok_for_debug_p target hook.
9531 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
9532 on UNSPEC and subexpressions thereof if all subexpressions of the
9533 UNSPEC are CONSTANT_P.
9535 PR tree-optimization/88676
9536 * tree-ssa-phiopt.c (two_value_replacement): New function.
9537 (tree_ssa_phiopt_worker): Call it.
9540 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
9541 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
9544 * tree-vect-generic.c: Include insn-config.h and recog.h.
9545 (expand_vector_piecewise): Add defaulted ret_type argument,
9546 if non-NULL, use that in preference to type for the result type.
9547 (expand_vector_parallel): Formatting fix.
9548 (do_vec_conversion, do_vec_narrowing_conversion,
9549 expand_vector_conversion): New functions.
9550 (expand_vector_operations_1): Call expand_vector_conversion
9551 for VEC_CONVERT ifn calls.
9552 * internal-fn.def (VEC_CONVERT): New internal function.
9553 * internal-fn.c (expand_VEC_CONVERT): New function.
9554 * fold-const-call.c (fold_const_vec_convert): New function.
9555 (fold_const_call): Use it for CFN_VEC_CONVERT.
9556 * doc/extend.texi (__builtin_convertvector): Document.
9558 2019-01-07 Tom de Vries <tdevries@suse.de>
9560 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
9561 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
9562 vector_red_partition, vector_red_sym): New global variables.
9563 (nvptx_option_override): Initialize vector_red_sym.
9564 (nvptx_declare_function_name): Restore red_partition register.
9565 (nvptx_file_end): Emit code to declare the vector reduction variables.
9566 (nvptx_output_red_partition): New function.
9567 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
9568 large vector reductions.
9569 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
9570 (nvptx_init_builtins): Add VECTOR_ADDR.
9571 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
9572 Handle nvptx_expand_shared_addr.
9573 (nvptx_get_shared_red_addr): Add vector argument and handle large
9575 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
9577 (nvptx_goacc_reduction_init): Likewise.
9578 (nvptx_goacc_reduction_fini): Likewise.
9579 (nvptx_goacc_reduction_teardown): Likewise.
9580 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
9581 init,fini,teardown}.
9582 (nvptx_init_axis_predicate): Initialize vector_red_partition.
9583 (nvptx_set_current_function): Init vector_red_partition.
9584 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
9585 (nvptx_red_partition): New insn.
9586 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
9588 2019-01-07 Tom de Vries <tdevries@suse.de>
9591 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
9594 2019-01-07 Tom de Vries <tdevries@suse.de>
9596 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
9597 (nvptx_option_override): Init oacc_bcast_partition.
9598 (nvptx_init_oacc_workers): New function.
9599 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
9600 (nvptx_needs_shared_bcast): New function.
9601 (nvptx_find_par): Generalize to enable vectors to use shared-memory
9603 (nvptx_shared_propagate): Initialize vector bcast partition and
9604 synchronization state.
9605 (nvptx_single): Generalize to enable vectors to use shared-memory
9607 (nvptx_process_pars): Likewise.
9608 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
9609 * config/nvptx/nvptx.h (struct machine_function): Add
9610 bcast_partition and sync_bar members.
9612 2019-01-07 Tom de Vries <tdevries@suse.de>
9614 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
9615 (nvptx_apply_dim_limits): New function.
9616 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
9619 2019-01-07 Tom de Vries <tdevries@suse.de>
9621 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
9622 as late as possible.
9624 2019-01-07 Tom de Vries <tdevries@suse.de>
9626 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
9627 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
9628 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
9629 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
9630 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
9632 2019-01-07 Tom de Vries <tdevries@suse.de>
9634 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
9636 2019-01-07 Tom de Vries <tdevries@suse.de>
9638 * omp-offload.c (oacc_get_min_dim): New function.
9639 * omp-offload.h (oacc_get_min_dim): Declare.
9641 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
9644 * config/i386/i386.c (function_value_ms_64): Return small sturct in
9645 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
9647 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9651 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
9653 * ipa-inline.c (edge_badness): Use inlined_time instead of
9654 inline_summaries->get.
9656 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9658 * opts.c (enable_fdo_optimizations): Enable
9659 version-loops-for-strides, loop-interchange, unrol-and-jam
9660 and tree-loop-distribution.
9661 * invoke.texi: Document newly enabled options.
9663 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9665 * doc/invoke.texi (max-inline-insns-small): New parameters.
9666 * ipa-inline.c (want_early_inline_function_p): simplify.
9667 (want_inline_small_function_p): Fix pasto from previous patch;
9668 use max-inline-insns-small bound.
9669 * params.def (max-inline-insns-small): New param.
9670 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
9671 variables correctly.
9673 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9675 * doc/invoke.texi: Document max-inline-insns-size,
9676 uninlined-function-insns, uninlined-function-time,
9677 uninlined-thunk-insns and uninlined-thunk-time.
9678 * params.def: Add max-inline-insns-size,
9679 uninlined-function-insns, uninlined-function-time,
9680 uninlined-thunk-insns and uninlined-thunk-time.
9681 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
9683 * ipa-inline.c (can_inline_edge_by_limits_p,
9684 want_inline_small_function_p): Use new parameters.
9686 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9688 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
9690 2019-01-05 Jakub Jelinek <jakub@redhat.com>
9694 * expr.c (expand_assignment): For calls returning VLA structures
9695 if to_rtx is not a MEM, force it into a stack temporary.
9698 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
9699 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
9700 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
9701 subexpressions of both operands.
9702 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
9703 subrtxes are CONSTANT_P.
9704 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
9707 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
9709 * params.def (hot-bb-count-ws-permille): Set to 990.
9711 2019-01-04 Martin Sebor <msebor@redhat.com>
9714 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
9717 2019-01-04 Martin Sebor <msebor@redhat.com>
9720 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
9722 2019-01-04 Jakub Jelinek <jakub@redhat.com>
9724 * gdbinit.in: Turn off pagination for the skip commands, restore
9725 it to previous state afterwards.
9727 2019-01-04 Jakub Jelinek <jakub@redhat.com>
9730 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
9731 of GET_MODE (opN) as modes of the libcall arguments.
9733 2019-01-04 Jan Beulich <jbeulich@suse.com>
9735 * config/i386/sse.md
9736 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
9737 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
9738 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
9739 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
9740 avx512f_vmcmp<mode>3<round_saeonly_name>,
9741 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
9742 avx512f_maskcmp<mode>3,
9743 <avx512>_cvt<ssemodesuffix>2mask<mode>,
9744 <avx512>_cvt<ssemodesuffix>2mask<mode>,
9745 *<avx512>_cvtmask2<ssemodesuffix><mode>,
9746 *<avx512>_cvtmask2<ssemodesuffix><mode>,
9747 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
9748 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
9749 <avx512>_gt<mode>3<mask_scalar_merge_name>,
9750 <avx512>_gt<mode>3<mask_scalar_merge_name>,
9751 <avx512>_testm<mode>3<mask_scalar_merge_name>,
9752 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
9753 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
9754 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
9755 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
9756 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
9757 avx512cd_maskb_vec_dup<mode>,
9758 avx512cd_maskw_vec_dup<mode>,
9759 avx512dq_fpclass<mode><mask_scalar_merge_name>,
9760 avx512dq_vmfpclass<mode>,
9761 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
9764 2019-01-03 Martin Sebor <msebor@redhat.com>
9766 PR tree-optimization/88659
9767 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
9769 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
9771 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
9772 unaligned vsx and avoid lxvd2x/stxvd2x.
9773 (gen_lvx_v4si_move): New function.
9775 2019-01-03 Tom de Vries <tdevries@suse.de>
9777 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
9778 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
9780 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
9782 2019-01-03 Tom de Vries <tdevries@suse.de>
9784 * config/nvptx/nvptx.c (struct offload_attrs): New.
9785 (populate_offload_attrs): New function. Factor mask extraction out of
9786 nvptx_reorg. Add extraction of dimensions.
9787 (nvptx_reorg): Use populate_offload_attrs.
9789 2019-01-03 Tom de Vries <tdevries@suse.de>
9791 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
9792 cases for oacc_min_dims_p and routine_p. Add asserts for
9793 oacc_default_dims_p and offload_region_p.
9795 2019-01-03 Tom de Vries <tdevries@suse.de>
9797 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
9799 (nvptx_goacc_validate_dims): ... here.
9801 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
9803 PR tree-optimization/85574
9804 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
9806 (struct ssa_equip_hash_traits): Declare.
9807 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
9809 2019-01-03 Jakub Jelinek <jakub@redhat.com>
9812 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
9813 change it to qualified_type.
9815 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
9817 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
9818 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
9820 2019-01-02 Martin Sebor <msebor@redhat.com>
9821 Jeff Law <law@redhat.com>
9823 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
9824 (get_range_strlen_tree): Update appropriately.
9826 * gimple-fold.h (get_range_strlen): Drop unused last argument.
9828 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
9829 rather than set_range_info.
9830 * tree-ssa-strlen.c (set_strlen_range): Extracted from
9831 maybe_set_strlen_range. Handle potentially boundary crossing
9832 cases more conservatively.
9833 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
9834 Call set_strlen_range.
9835 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
9838 * gimple-fold.c (get_range_strlen): Update prototype to no longer
9839 need the flexp argument.
9840 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
9841 from calls to get_range_strlen. Update comments. Just update
9842 VAL for an unterminated const char array and let the reset of the
9843 code handle it normally. No longer try to set *flexp. Adjust
9845 (get_range_strlen): Update for the new get_range_strlen API.
9846 (get_maxval_strlen): Similarly.
9847 (gimple_fold_builtin_strlen): Handle update meaning of return value
9848 from get_range_strlen.
9849 * gimple-ssa-sprintf.c (get_string_length): Update for the new
9850 get_range_strlen API.
9852 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
9855 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
9856 false at WPA time when body was removed.
9858 2019-01-02 Martin Liska <mliska@suse.cz>
9860 PR tree-optimization/88650
9861 * predict.c (set_even_probabilities): Calculate probability
9862 remainer only when really used.
9864 2019-01-02 Richard Biener <rguenther@suse.de>
9867 * tree-data-ref.c (analyze_subscript_affine_affine): Use
9868 widest_ints when mangling max_stmt_execution results.
9870 2019-01-02 Richard Biener <rguenther@suse.de>
9872 PR tree-optimization/88621
9873 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
9874 bitfields when canoncalizing.
9876 2019-01-02 Richard Biener <rguenther@suse.de>
9879 * config/i386/x86-tune-costs.h (intel_cost): Adjust
9880 cost of cheap SSE instruction.
9882 2019-01-02 Richard Biener <rguenther@suse.de>
9885 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
9886 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
9888 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
9889 set after UIDs before splitting them.
9891 2019-01-01 Martin Sebor <msebor@redhat.com>
9892 Jeff Law <law@redhat.com>
9894 * gimple-fold.c (get_range_strlen_tree): Record if the computed
9895 length is optimistic. If it is, then arrange to compute the
9896 conservative length as well.
9898 * gimple-fold.h (get_range_strlen): Update prototype.
9899 * builtins.c (check_access): Update call to get_range_strlen to use
9900 c_strlen_data pointer. Change various variable accesses to instead
9901 pull data from the c_strlen_data structure.
9902 (check_strncat_sizes, expand_builtin_strncat): Likewise.
9903 * calls.c (maybe_warn_nonstring_arg): Likewise.
9904 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
9905 minimum length if maximum lengh is unknown.
9906 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
9907 that used c_strlen, it's no longer needed. Restructure slightly.
9908 (format_string): Set unlikely range appropriately.
9909 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
9911 (get_range_strlen): Accept c_strlen_data pointer for external
9912 call sites as well. Pass through to call to internal get_range_strlen.
9913 Adjust minlen, maxlen and maxbound as needed.
9914 (get_maxval_strlen): Update comments.
9915 (gimple_fold_builtin_strlen): Update call to get_range_strlen
9916 to use c_strlen_data pointer. Change variable accesses to instead
9917 use c_strlen_data data members.
9919 * gimple-fold.c (get_range_strlen): Update prototype.
9920 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
9921 local variables. Use pdata to return information to caller.
9922 Update calls to get_range_strlen. Update pdata->maxbound.
9923 (get_range_strlen -- static version): Similarly.
9924 (get_range_strlen -- extern version): Update for internal
9925 get_range_strlen API change. Convert to external data format.
9926 (get_maxval_strlen): Similarly.
9928 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
9930 * coverage.c (get_coverage_counts): Use current_function_decl.
9931 * profile.c (read_thunk_profile): New function.
9932 (branch_prob): Add THUNK parameter.
9933 * tree-profile.c (tree_profiling): Handle thunks.
9934 * value-prof.c (init_node_map): Handle thunks.
9935 * value-prof.h (branch_prob): Upate prototype.
9936 (read_thunk_profile): Declare.
9938 2019-01-01 Jakub Jelinek <jakub@redhat.com>
9940 Update copyright years.
9942 * gcc.c (process_command): Update copyright notice dates.
9943 * gcov-dump.c (print_version): Ditto.
9944 * gcov.c (print_version): Ditto.
9945 * gcov-tool.c (print_version): Ditto.
9946 * gengtype.c (create_file): Ditto.
9947 * doc/cpp.texi: Bump @copying's copyright year.
9948 * doc/cppinternals.texi: Ditto.
9949 * doc/gcc.texi: Ditto.
9950 * doc/gccint.texi: Ditto.
9951 * doc/gcov.texi: Ditto.
9952 * doc/install.texi: Ditto.
9953 * doc/invoke.texi: Ditto.
9955 Copyright (C) 2019 Free Software Foundation, Inc.
9957 Copying and distribution of this file, with or without modification,
9958 are permitted in any medium without royalty provided the copyright
9959 notice and this notice are preserved.