1 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
3 * config.gcc (rx-*-linux*): New target.
4 * config/rx/elf.opt: New file.
5 * config/rx/linux.h: Likewise.
6 * config/rx/t-linux: Likewise.
7 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
9 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
10 (ASM_APP_OFF): Likewise.
11 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
14 2019-05-29 Jan Hubicka <jh@suse.cz>
16 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
17 variants are pointer equivalent.
19 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
21 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
22 * config/aarch64/aarch64-sve2.md: New file.
23 (<u>avg<mode>3_floor): New pattern.
24 (<u>avg<mode>3_ceil): Likewise.
25 (*<sur>h<addsub><mode>): Likewise.
26 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
27 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
29 2019-05-29 Jakub Jelinek <jakub@redhat.com>
32 * optc-save-gen.awk: In cl_optimization_print, use correct condition
33 for var_opt_string printing. In cl_optimization_print_diff, print
34 (null) instead of invoking undefined behavior if one of the
35 var_opt_string pointers is NULL and use && instead of first || in the
36 guarding condition. For var_target_other options, handle const char *
37 target variables similarly to const char * optimize node variables.
39 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
41 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
42 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
43 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
44 Add autib1716 and pacib1716 initialisation.
45 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
46 for autib1716 and pacib1716.
47 * config/aarch64/aarch64-protos.h (aarch64_key_type,
48 aarch64_post_cfi_startproc): Define.
49 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
50 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
51 aarch64_handle_pac_ret_protection): Set default sign key to A.
52 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
53 aarch64_expand_prologue): Add check for b-key.
54 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
55 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
56 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
57 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
58 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
59 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
60 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
61 * config/aarch64/aarch64.md (do_return): Add check for b-key.
62 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
63 pauth_hint_num_a with pauth_hint_num.
64 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
65 pauth_hint_num_a with pauth_hint_num.
66 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
67 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
68 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
69 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
70 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
71 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
72 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
73 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
74 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
75 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
76 UNSPEC_AUTIA1716 respectively.
77 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
78 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
79 * doc/invoke.texi (-mbranch-protection): Add b-key type.
80 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
81 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
83 2019-05-29 Jakub Jelinek <jakub@redhat.com>
85 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
86 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
87 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
88 explicit clause on combined parallel into implicit shared clause.
89 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
90 and firstprivate if the decl has one too from combined parallel to
91 the worksharing construct.
93 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
94 Michael Meissner <meissner@linux.ibm.com>
96 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
98 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
100 * rtl.h (LABEL_REF_P): New #define.
102 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
104 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
106 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
108 * internal-fn.c: Marked mask_load_direct as vectorizable.
109 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
110 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
111 combined even if masks different with allow_slp_p param.
112 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
113 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
114 dissolve SLP-only vectorizable groups when SLP has been discarded.
115 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
116 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
118 (vect_build_slp_tree_1): Fixed comment typo.
119 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
120 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
122 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
124 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
126 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
128 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
129 Remove obsolete use_thunk reference.
130 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
131 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
132 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
133 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
134 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
135 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
136 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
137 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
138 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
140 2019-05-28 Nathan Sidwell <nathan@acm.org>
142 * tree.h (IDENTIFIER_ANON_P): New.
143 (anon_aggrname_format, anon_aggname_p): Don't declare.
144 (make_anon_name): Declare.
145 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
146 (hash_tree): Likewise.
147 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
148 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
149 (anon_cnt, make_anon_name): New.
151 2019-05-28 Martin Liska <mliska@suse.cz>
154 * opts-global.c (decode_options): Print help for all
155 help_option_arguments.
156 * opts.c (print_help): Add new argument.
157 (common_handle_option): Remember all values into
158 help_option_arguments.
159 * opts.h (print_help): Add new argument.
161 2019-05-28 Martin Liska <mliska@suse.cz>
164 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
165 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
166 (func_checker::compare_bb): Call compare_loops.
168 2019-05-27 Jakub Jelinek <jakub@redhat.com>
170 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
171 on sections construct.
172 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
174 (lower_omp_sections): Handle lastprivate conditional.
175 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
176 lastprivate_conditional_map.
177 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
179 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
180 critical, taskgroup and section regions when looking for a region
181 with non-NULL lastprivate_conditional_map.
183 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
185 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
186 (*ix86_gen_sub3): Ditto.
187 (*ix86_gen_sub3_carry): Ditto.
188 (*ix86_gen_one_cmpl2): Ditto.
189 (*ix86_gen_andsp): Ditto.
190 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
191 (gen_and2_insn): New static function.
192 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
193 Use gen_add3_insn instead of ix86_gen_add3.
194 (ix86_expand_split_stack_prologue): Use gen_add2_insn
195 instead of ix86_gen_add3.
196 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
197 Use gen_sub3_insn instead of ix86_gen_sub3.
198 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
199 instead of ix86_gen_add3.
200 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
201 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
202 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
203 * config/i386/i386-options.c (ix86_option_override_internal):
204 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
205 ix86_gen_one_cmpl2 and ix86_gen_andsp.
207 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
209 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
210 and DW_OP_GNU_const_index opcodes.
212 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
214 * config/i386/i386.h (STACK_SIZE_MODE): Define.
216 2019-05-27 Richard Biener <rguenther@suse.de>
218 PR tree-optimization/90637
219 * tree-ssa-sink.c (statement_sink_location): Honor the
220 computed sink location for single-uses.
222 2019-05-27 Richard Biener <rguenther@suse.de>
225 * match.pd (vec_perm): Avoid clobbering op0 when not generating
228 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
230 * config/i386/i386.md (@sub<mode>3_carry): Rename
231 from sub<mode>3_carry.
232 (@leave_<mode>): New expander.
233 (*leave): Rename from leave.
234 (*leave_rex64): Rename from leave_rex64.
235 (@monitorx_<mode>): Rename from monitorx_<mode>.
236 (@clzero_<mode>): Rename from clzero_<mode>.
237 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
238 from sse3_monitor_<mode>.
239 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
240 (*ix86_gen_leave): Ditto.
241 (*ix86_gen_monitor): Ditto.
242 (*ix86_gen_monitorx): Ditto.
243 (*ix86_gen_clzero): Ditto.
244 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
245 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
246 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
247 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
248 Use gen_sse3_monitor instead of ix86_gen_monitor.
249 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
250 instead of ix86_gen_monitorx.
251 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
252 instead of ix86_gen_clzero.
253 * config/i386/i386-options.c (ix86_option_override_internal):
254 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
255 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
257 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
259 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
260 Rename from tls_global_dynamic_64_<mode>.
261 (@tls_local_dynamic_base_64_<mode>): Rename from
262 tls_local_dynamic_base_64_<mode>.
263 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
264 Remove indirect function.
265 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
266 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
267 instead of ix86_gen_tls_global_dynamic_64.
268 Use gen_tls_local_dynamic_base_64 instead of
269 ix86_gen_tls_local_dynamic_base_64.
270 * config/i386/i386-options.c (ix86_option_override_internal):
271 Do not initialize ix86_gen_tls_global_dynamic_64 and
272 ix86_gen_tls_local_dynamic_base_64.
274 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
276 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
277 Rename from pro_epilogue_adjust_stack_<mode>_add.
278 (@pro_epilogue_adjust_stack_sub_<mode>)
279 Rename from pro_epilogue_adjust_stack_<mode>_sub.
280 (@allocate_stack_worker_probe_<mode>):
281 Rename from allocate_stack_worker_probe_<mode>.
282 (allocate_stack): Use gen_allocate_stack_worker_probe.
283 (probe_stack): Use gen_probe_stack_1.
284 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
285 (@adjust_stack_and_probe_<mode>): Rename from
286 adjust_stack_and_probe<mode>.
287 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
288 (stack_protect_set): Use gen_stack_protect_set_1.
289 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
290 (stack_protect_test): Use gen_stack_protect_test_1.
291 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
292 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
293 Remove indirect function.
294 (*ix86_gen_adjust_stack_and_probe): Ditto.
295 (*ix86_gen_probe_stack_range): Ditto.
296 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
297 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
298 (ix86_adjust_stack_and_probe_stack_clash): Use
299 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
300 (ix86_adjust_stack_and_probe): Ditto.
301 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
302 of ix86_gen_probe_stack_range.
303 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
304 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
305 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
306 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
307 CODE_FOR_stack_protect_test_{si,di}.
308 * config/i386/i386-options.c (ix86_option_override_internal):
309 Do not initialize ix86_gen_allocate_stack_worker,
310 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
312 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
314 * doc/invoke.texi (Link Options): Many editorial changes around
317 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
319 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
320 pre-Solaris 11 referene and most Studio compiler details.
322 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
325 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
326 DImode to SImode in floating-point registers on 64-bit target.
327 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
328 register_operand in xmpyu patterns.
330 2019-05-24 Jakub Jelinek <jakub@redhat.com>
332 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
333 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
334 OMP_CLAUSE__REDUCTEMP_.
335 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
336 OMP_CLAUSE__CONDTEMP_.
337 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
338 * tree-pretty-print.c (dump_omp_clause): Likewise.
339 * tree-nested.c (convert_nonlocal_omp_clauses,
340 convert_local_omp_clauses): Likewise.
341 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
342 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
343 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
345 (gimplify_omp_for): Warn and disable conditional modifier from
346 lastprivate on loop iterators.
347 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
349 * omp-general.c (omp_extract_for_data): Initialize it.
350 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
352 (delete_omp_context): Delete it.
353 (lower_lastprivate_conditional_clauses): New function.
354 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
355 handle lastprivate conditional clauses.
356 (lower_reduction_clauses): Add CLIST argument, emit it into
357 the critical section if any.
358 (lower_omp_sections): Adjust lower_lastprivate_clauses and
359 lower_reduction_clauses callers.
360 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
361 to lower_lastprivate_clauses.
362 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
363 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
364 clist into a critical section if not emitted there already by
365 lower_reduction_clauses.
366 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
368 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
369 conditional variables.
370 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
372 (expand_omp_for_generic, expand_omp_for_static_nochunk,
373 expand_omp_for_static_chunk): Handle lastprivate conditional.
374 (expand_omp_for): Handle fd.lastprivate_conditional like
377 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
379 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
380 kernel does not exit cleanly.
381 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
383 2019-05-24 Jason Merrill <jason@redhat.com>
386 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
388 2019-05-24 Richard Biener <rguenther@suse.de>
391 * tree-loop-distribution.c (struct partition): Add location
393 (partition_alloc): Initialize all fields.
394 (generate_memset_builtin): Use the location recorded in the
395 partition for the generated call.
396 (generate_memcpy_builtin): Likewise.
397 (classify_partition): Record the location of a single store
398 as location for the partition.
400 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
402 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
405 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
408 * common/config/aarch64/aarch64-common.c
409 (aarch64_rewrite_selected_cpu): Change local temporary variable
410 type from unsigned long to uint64_t.
411 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
412 aarch64_get_extension_string_for_isa_flags): Change declaration to
413 match new definition by replacing unsigned long with uint64_t.
415 2019-05-24 Jakub Jelinek <jakub@redhat.com>
418 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
419 gen_attr_type just once instead of 4-7 times. Formatting fixes.
420 Handle stack_protect_test_<mode> codegen similarly to corresponding
423 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
425 * config/i386/darwin.h: Reject -mfentry*.
426 * doc/sourcebuild.texi: Document mfentry target support.
428 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
430 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
431 Rename to rs6000_global_entry_point_prologue_needed_p. Return
432 false for PC-relative functions.
433 (rs6000_output_function_prologue): Change called function name to
434 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
435 name,1" for PC-relative functions.
436 (rs6000_elf_declare_function_name): Change called function name to
437 rs6000_global_entry_point_prologue_needed_p.
439 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
442 * config/i386/i386.c (gen_rtx_cost):
443 Use ix86_tune_cost instead of ix86_cost.
445 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
446 Michael Meissner <meissner@linux.ibm.com>
447 Segher Boessenkool <segher@kernel.crashing.org>
449 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
451 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
452 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
453 (rs6000_fndecl_pcrel_p): Likewise.
454 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
455 error if -mpcrel is requested without -mcpu=future.
456 (rs6000_opt_masks): Add entry for pcrel.
457 (rs6000_fndecl_pcrel_p): New function.
458 (rs6000_pcrel_p): Likewise.
459 * config/rs6000/rs6000.opt (mpcrel): New option.
460 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
462 2019-05-23 Jan Hubicka <jh@suse.cz>
463 Martin Liska <mliska@suse.cz>
465 PR tree-optimization/90576
466 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
468 (aliasing_component_refs_p): Fix three way size compare conditional;
469 give up earlier in case we can not decide on equivalence.
471 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
472 Michael Meissner <meissner@linux.ibm.com>
473 Segher Boessenkool <segher@kernel.crashing.org>
475 * config.gcc: Add future cpu.
476 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
477 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
479 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
480 (RS6000_CPU): New instantiation for future cpu.
481 * config/rs6000/rs6000-opts.h (enum processor_type): Add
483 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
484 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
485 * config/rs6000/rs6000-tables.opt: Regenerate.
486 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
487 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
488 (rs6000_machine_from_flags): Handle future cpu.
489 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
490 PROCESSOR_POWER9 for now.
491 (rs6000_adjust_cost): Likewise.
492 (rs6000_issue_rate): Likewise.
493 (rs6000_register_move_cost): Likewise.
494 (rs6000_opt_masks): Add entry for future.
495 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
496 (MASK_FUTURE): New #define.
497 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
498 * config/rs6000/rs6000.opt (mfuture): New target option.
499 * doc/invoke.texi (mcpu): Add future cpu.
501 2019-05-23 Martin Liska <mliska@suse.cz>
504 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
505 operation points to a temporary (pointed via tree_to_wide_ref)
506 that is out of scope after the &.
508 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
511 * doc/extend.texi (Function Names): Add missing word.
513 2019-05-23 Richard Biener <rguenther@suse.de>
515 PR tree-optimization/88440
516 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
518 * tree-loop-distribution.c (generate_memset_builtin): Fold the
520 (generate_memcpy_builtin): Likewise.
521 (distribute_loop): Pass in whether to only distribute patterns.
522 (prepare_perfect_loop_nest): Also allow size optimization.
523 (pass_loop_distribution::execute): When optimizing a loop
524 nest for size allow pattern replacement.
526 2019-05-23 Jakub Jelinek <jakub@redhat.com>
529 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
532 2019-05-23 Martin Liska <mliska@suse.cz>
535 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
536 expression similarly to gimplify_decl_expr.
538 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
540 * cse.c (cse_dump_path): s/dump_file/f.
542 2019-05-22 David Malcolm <dmalcolm@redhat.com>
545 * diagnostic-format-json.cc: Include "selftest.h".
546 (json_from_expanded_location): Only add "file" key for non-NULL
548 (json_from_location_range): Don't add "start" and "finish"
549 children if they are UNKNOWN_LOCATION.
550 (selftest::test_unknown_location): New selftest.
551 (selftest::test_bad_endpoints): New selftest.
552 (selftest::diagnostic_format_json_cc_tests): New function.
553 * json.cc (json::object::get): New function.
554 (selftest::test_object_get): New selftest.
555 (selftest::json_cc_tests): Call it.
556 * json.h (json::object::get): New decl.
557 * selftest-run-tests.c (selftest::run_tests): Call
558 selftest::diagnostic_format_json_cc_tests.
559 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
562 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
563 Andrew Stubbs <amd@codesourcery.com>
565 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
566 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
567 (kernel): Rename to...
568 (main_kernel): ... this.
569 (load_image): Load _init_array and _fini_array kernels.
570 (run): Add argument for kernel to run.
571 (main): Run init_array_kernel before main_kernel, and
572 fini_array_kernel after.
573 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
574 amdgpu_hsa_kernel attribute on functions.
575 (gcn_disable_constructors): Delete.
576 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
577 * config/gcn/crt0.c (size_t): Define.
578 (_init_array, _fini_array): New.
579 (__preinit_array_start, __preinit_array_end,
580 __init_array_start, __init_array_end,
581 __fini_array_start, __fini_array_end): Declare weak references.
583 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
585 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
587 2019-05-22 Jason Merrill <jason@redhat.com>
589 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
591 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
594 * config/i386/i386-options.c (ix86_init_machine_status): Set
595 stack_frame_required to true.
596 * config/i386/i386.c (ix86_get_frame_size): New function.
597 (ix86_frame_pointer_required): Replace get_frame_size with
599 (ix86_compute_frame_layout): Likewise.
600 (ix86_find_max_used_stack_alignment): Changed to void. Set
601 stack_frame_required.
602 (ix86_finalize_stack_frame_flags): Always call
603 ix86_find_max_used_stack_alignment. Replace get_frame_size with
605 * config/i386/i386.h (machine_function): Add stack_frame_required.
607 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
609 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
611 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
613 * common/config/aarch64/aarch64-common.c
614 (struct aarch64_option_extension, struct processor_name_to_arch,
615 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
616 aarch64_contains_opt,
617 aarch64_get_extension_string_for_isa_flags): Change type of
618 variables storing flags to uint64_t.
619 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
620 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
621 * config/aarch64/aarch64.c (struct processor,
622 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
623 aarch64_validate_march, aarch64_override_options,
624 aarch64_option_print, aarch64_handle_attr_isa_flags,
625 aarch64_declare_function_name, aarch64_start_file): Make flag
627 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
628 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
629 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
630 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
631 * config/aarch64/driver-aarch64.c
632 (struct aarch64_arch_extension, struct aarch64_core_data,
633 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
634 flag variables uint64_t.
635 * doc/invoke.texi: Add documentation for new arguments.
637 2019-05-22 Richard Biener <rguenther@suse.de>
639 * alias.c (ao_ref_from_mem): Move stack-slot sharing
641 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
643 2019-05-22 Martin Liska <mliska@suse.cz>
646 * doc/extend.texi: Document the change.
648 2019-05-22 Richard Biener <rguenther@suse.de>
650 PR tree-optimization/90450
651 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
652 (mem_ref_hasher::equal): Check it.
653 (mem_ref_alloc): Initialize it.
654 (gather_mem_refs_stmt): Set it.
656 2019-05-22 Richard Biener <rguenther@suse.de>
658 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
660 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
663 2019-05-22 Alan Modra <amodra@gmail.com>
665 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
666 (ASM_CPU_SPEC): Conditionally add -many.
667 * config/rs6000/rs6000.c (rs6000_machine): New static var.
668 (rs6000_machine_from_flags, emit_asm_machine): New functions..
669 (rs6000_file_start): ..extracted from here, and modified to
671 (rs6000_output_function_prologue): Emit .machine as necessary.
672 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
674 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
675 added by check_vect_support_and_set_flags.
676 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
677 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
679 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
682 * ira-lives.c (process_bb_node_lives): Consider defs
683 for a call insn to be die before the call, not after.
685 * function.c (assign_parm_setup_block): Raise alignment of
686 stacked parameter only for STRICT_ALIGNMENT targets.
688 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
690 * config/rs6000/constraints.md (define_register_constraint "wz"):
692 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
693 RS6000_CONSTRAINT_wz.
694 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
695 (rs6000_init_hard_regno_mode_ok): Adjust.
696 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
697 * doc/md.texi (Machine Constraints): Adjust.
699 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
701 * config/rs6000/constraints.md (define_register_constraint "wl"):
703 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
704 RS6000_CONSTRAINT_wl.
705 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
706 (rs6000_init_hard_regno_mode_ok): Adjust.
707 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
708 * doc/md.texi (Machine Constraints): Adjust.
710 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
712 * config/rs6000/constraints.md (define_register_constraint "wm"):
714 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
715 RS6000_CONSTRAINT_wm.
716 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
717 (rs6000_init_hard_regno_mode_ok): Adjust.
718 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
719 * doc/md.texi (Machine Constraints): Adjust.
721 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
723 * config/rs6000/constraints.md (define_register_constraint "wk"):
725 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
726 RS6000_CONSTRAINT_wk.
727 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
728 (rs6000_init_hard_regno_mode_ok): Adjust.
729 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
730 * doc/md.texi (Machine Constraints): Adjust.
732 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
734 * config/rs6000/constraints.md (define_register_constraint "wj"):
736 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
737 RS6000_CONSTRAINT_wj.
738 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
739 (rs6000_init_hard_regno_mode_ok): Adjust.
740 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
742 * config/rs6000/vsx.md: Ditto.
743 * doc/md.texi (Machine Constraints): Adjust.
745 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
747 * config/rs6000/constraints.md (define_register_constraint "wh"):
749 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
750 RS6000_CONSTRAINT_wh.
751 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
752 (rs6000_init_hard_regno_mode_ok): Adjust.
753 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
754 * doc/md.texi (Machine Constraints): Adjust.
756 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
759 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
760 Avoid calling gen_lowpart with CONST operand.
762 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
764 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
765 field template_last_to_copy.
766 (ssa_create_duplicates): Set it, and use it. Attempt to
767 preserve more debug stmts.
769 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
771 * config/i386/sse.md (VF1_AVX2): New mode iterator.
772 (signbit<mode>2): New expander
774 2019-05-21 James Clarke <jrtc27@jrtc27.com>
777 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
778 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
780 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
782 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
783 %ebx and %ecx bafore calling cpuid with leaf 1 or
784 non-constant leaf argument.
786 2019-05-21 Alan Modra <amodra@gmail.com>
789 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
790 power9 direct move cost.
791 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
792 Correct comments and rename functions to suit parameters.
794 2019-05-21 Richard Biener <rguenther@suse.de>
797 * fold-const.c (fold_read_from_vector): New function.
798 * fold-const.h (fold_read_from_vector): Declare.
799 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
800 single-element insert permutations. Canonicalize selector
801 further and fix issue with last commit.
803 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
805 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
806 parameter with default value false to declaration.
807 (split_edges_for_insertion): New inline function. Wrapper for
808 split_critical_edges with for_edge_insertion_p = true.
809 * tree-cfg.c (split_critical_edges): Don't split non-critical
810 edges if for_edge_insertion_p is false. Fix whitespace.
811 * tree-ssa-pre.c (pass_pre::execute): Call
812 split_edges_for_insertion instead of split_critical_edges.
813 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
814 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
815 (pass_data_sink_code): Update function name in the comment.
817 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
819 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
820 around is_value_included_in that knows how to handle BIT_AND_EXPR.
821 (is_pred_expr_subset_of): Use the new function. Handle more cases where
822 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
825 2019-05-21 Martin Liska <mliska@suse.cz>
827 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
829 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
830 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
832 * config/rs6000/rs6000.c (rs6000_option_override_internal):
834 (rs6000_function_arg): Likewise.
835 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
836 (rs6000_expand_ternop_builtin): Use interval syntax.
837 (get_element_number): Likewise.
838 (altivec_expand_builtin): Likewise.
839 (rs6000_get_function_versions_dispatcher): Quote target_clones.
843 2019-05-20 Jakub Jelinek <jakub@redhat.com>
847 * function.h (struct function): Add calls_eh_return member.
848 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
849 gimplifying __builtin_eh_return call.
850 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
852 (expand_call_inline): Or in src_cfun->calls_eh_return into
853 dst_cfun->calls_eh_return.
854 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
855 cfun->calls_eh_return.
856 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
857 * lto-streamer-out.c (output_struct_function_base): Write
860 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
862 PR rtl-optimization/43147
863 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
866 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
868 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
869 (refs_may_alias_p_1): ... here; update stats.
870 (refs_may_alias_p): Do not update stats here.
872 2019-05-20 Richard Biener <rguenther@suse.de>
874 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
875 doesn't produce pointers.
876 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
877 the first operand points to.
879 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
881 * tree-ssa-alias.c (compare_sizes): New function.
882 (sompare_type_sizes): New function
883 (aliasing_component_refs_p): Use it.
884 (indirect_ref_may_alias_decl_p): Likewise.
886 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
888 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
890 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
892 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
893 (LIBLSAN_EARLY_SPEC): Likewise.
894 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
896 2019-05-20 Martin Liska <mliska@suse.cz>
898 * config/i386/i386.c (ix86_libc_has_fast_function):
899 Add ATTRIBUTE_UNUSED for the argument.
901 2019-05-20 Richard Biener <rguenther@suse.de>
903 * gimple-match-head.c: Include vec-perm-indices.h.
904 * generic-match-head.c: Likewise.
905 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
907 * fold-const.c (fold_vec_perm): Export.
908 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
911 2019-05-20 Jakub Jelinek <jakub@redhat.com>
913 * cfgloop.h (struct loop): Add simdlen member.
914 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
915 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
916 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
917 as new argument to autovectorize_vector_sizes target hook. If
918 loop->simdlen, pick up vector size where the vectorization factor
919 is equal to loop->simd, and if there is none, fall back to the first
921 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
923 * omp-low.c (omp_clause_aligned_alignment): Likewise.
924 * omp-general.c (omp_max_vf): Likewise.
925 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
926 * tree-vect-slp.c (vect_slp_bb): Likewise.
927 * target.def (autovectorize_vector_sizes): Add ALL argument and
929 * doc/tm.texi: Adjust documentation.
930 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
931 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
932 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
934 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
935 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
936 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
937 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
938 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
939 preferred vector size is not 512-bit or 256-bit, just put those
940 unpreferred ones last.
942 2019-05-20 Martin Liska <mliska@suse.cz>
944 * targhooks.c (default_libc_has_fast_function): New function.
945 * targhooks.h (default_libc_has_fast_function): Likewise.
947 2019-05-20 Martin Liska <mliska@suse.cz>
950 * builtins.c (expand_builtin_memory_copy_args): When having a
951 target with fast mempcpy implementation do now use memcpy.
952 * config/i386/i386.c (ix86_libc_has_fast_function): New.
953 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
954 * doc/tm.texi: Likewise.
955 * doc/tm.texi.in: Likewise.
957 * expr.c (emit_block_move_hints): Add 2 new arguments.
958 * expr.h (emit_block_move_hints): Bail out when libcall
959 to memcpy would be used.
961 2019-05-20 Martin Liska <mliska@suse.cz>
963 * profile-count.c: Add vertical spacing in order
964 to separate functions.
965 * profile-count.h: Likewise.
967 2019-05-20 Martin Liska <mliska@suse.cz>
969 * profile-count.h: Do not use full qualified
971 * profile-count.c (profile_count::to_frequency): Likewise.
973 2019-05-20 Martin Liska <mliska@suse.cz>
975 * profile-count.h (enum profile_quality): Use capital letters
976 for enum value names. Use the adjusted names.
977 * profile-count.c: Use the adjusted names.
979 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
981 * config/rs6000/constraints.md (define_register_constraint "wH"):
983 (define_register_constraint "wI"): Delete.
984 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
985 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
986 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
987 (rs6000_init_hard_regno_mode_ok): Adjust.
988 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
989 resp. "d", or with "wa" as appropriate, all with "p8v".
990 * config/rs6000/vsx.md: Ditto.
991 * doc/md.texi (Machine Constraints): Adjust.
993 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
995 * config/rs6000/constraints.md (define_register_constraint "wy"):
997 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
998 RS6000_CONSTRAINT_wy.
999 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1000 (rs6000_init_hard_regno_mode_ok): Adjust.
1001 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
1002 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
1003 (define_mode_attr Fisa): New.
1004 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
1005 * doc/md.texi (Machine Constraints): Adjust.
1007 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1009 * config/rs6000/constraints.md (define_register_constraint "wu"):
1011 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1012 RS6000_CONSTRAINT_wu.
1013 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1014 (rs6000_init_hard_regno_mode_ok): Adjust.
1015 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
1017 (define_mode_attr Fa): Delete.
1018 * config/rs6000/vsx.md: Ditto.
1019 * doc/md.texi (Machine Constraints): Adjust.
1021 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1023 * config/rs6000/constraints.md (define_register_constraint "wJ"):
1025 (define_register_constraint "wK"): Delete.
1026 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1027 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
1028 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1029 (rs6000_init_hard_regno_mode_ok): Adjust.
1030 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
1031 Replace "wK" constraint by "wH" with "p9v".
1032 * config/rs6000/vsx.md: Ditto.
1033 * doc/md.texi (Machine Constraints): Adjust.
1035 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1037 * config/rs6000/constraints.md (define_register_constraint "wb"):
1039 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1040 RS6000_CONSTRAINT_wb.
1041 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1042 (rs6000_init_hard_regno_mode_ok): Adjust.
1043 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
1044 * config/rs6000/vsx.md: Ditto.
1045 * doc/md.texi (Machine Constraints): Adjust.
1047 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1049 * config/rs6000/constraints.md (define_register_constraint "wo"):
1051 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1052 RS6000_CONSTRAINT_wo.
1053 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1054 (rs6000_init_hard_regno_mode_ok): Adjust.
1055 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
1056 * config/rs6000/altivec.md: Ditto.
1057 * doc/md.texi (Machine Constraints): Adjust.
1059 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1061 * config/darwin-c.c (darwin_register_objc_includes): Do not
1062 prepend the sysroot when building gnu-runtime header search
1065 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1067 * config/darwin.c (darwin_file_end): Use switch_to_section ()
1068 instead of direct output of the asm.
1070 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1072 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
1073 argument to be type bool (was int before).
1074 (rs6000_emit_epilogue): Simplify some code. Declare some variables
1075 at first use. Use type bool for some variables. Fix a theoretical
1076 eh_return bug for svr4.
1078 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1080 * config/rs6000/rs6000.md (isa): New attribute.
1081 (enabled): New attribute.
1083 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
1085 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
1086 assemble_start_function and assemble_end_function.
1088 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
1091 * omp-general.c (oacc_verify_routine_clauses): Change formal
1092 parameters. Add checking if already marked with an OpenACC
1093 'routine' directive. Adjust all users.
1096 * omp-general.c (oacc_build_routine_dims): Move some of its
1098 (oacc_verify_routine_clauses): ... this new function.
1099 * omp-general.h (oacc_verify_routine_clauses): New prototype.
1101 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1103 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
1104 formating of picbase labels to match other ports.
1106 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1108 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
1109 in the generated code.
1111 2019-05-16 Martin Sebor <msebor@redhat.com>
1113 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
1114 identifiers, keywords, operators, and types in diagnostics. Correct
1115 quoting, spelling, and sentence capitalization issues.
1116 (expand_builtin_atomic_is_lock_free): Same.
1117 (fold_builtin_next_arg): Same.
1118 * cfgexpand.c (expand_one_var): Same.
1119 (tree_conflicts_with_clobbers_p): Same.
1120 (expand_asm_stmt): Same.
1121 (verify_loop_structure): Same.
1122 * cgraphunit.c (process_function_and_variable_attributes): Same.
1123 * collect-utils.c (collect_execute): Same.
1124 * collect2.c (maybe_run_lto_and_relink): Same.
1125 (is_lto_object_file): Same.
1126 (scan_prog_file): Same.
1127 * convert.c (convert_to_real_1): Same.
1128 * dwarf2out.c (dwarf2out_begin_prologue): Same.
1129 * except.c (verify_eh_tree): Same.
1130 * gcc.c (execute): Same.
1131 (eval_spec_function): Same.
1132 (run_attempt): Same.
1133 (driver::set_up_specs): Same.
1134 (compare_debug_auxbase_opt_spec_function): Same.
1135 * gcov-tool.c (unlink_gcda_file): Same.
1138 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
1139 * gimplify.c (gimplify_asm_expr): Same.
1140 (gimplify_adjust_omp_clauses): Same.
1141 * hsa-gen.c (gen_hsa_addr_insns): Same.
1142 (gen_hsa_insns_for_load): Same.
1143 (gen_hsa_cmp_insn_from_gimple): Same.
1144 (gen_hsa_insns_for_operation_assignment): Same.
1145 (gen_get_level): Same.
1146 (gen_hsa_alloca): Same.
1147 (omp_simple_builtin::generate): Same.
1148 (gen_hsa_atomic_for_builtin): Same.
1149 (gen_hsa_insns_for_call): Same.
1150 * input.c (dump_location_info): Same.
1151 * ipa-devirt.c (compare_virtual_tables): Same.
1152 * ira.c (ira_setup_eliminable_regset): Same.
1153 * lra-assigns.c (lra_assign): Same.
1154 * lra-constraints.c (lra_constraints): Same.
1155 * lto-streamer-in.c (lto_input_mode_table): Same.
1156 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
1157 (merge_and_complain): Same.
1158 (compile_offload_image): Same.
1159 (compile_images_for_offload_targets): Same.
1160 (debug_objcopy): Same.
1163 * opts.c (print_specific_help): Same.
1164 (parse_no_sanitize_attribute): Same.
1166 (handle_param): Same.
1167 * plugin.c (add_new_plugin): Same.
1168 (parse_plugin_arg_opt): Same.
1169 (try_init_one_plugin): Same.
1170 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
1171 operators, and types in diagnostics. Correct quoting and spelling
1173 * read-rtl-function.c (parse_edge_flag_token): Same.
1174 (function_reader::parse_enum_value): Same.
1175 * reg-stack.c (check_asm_stack_operands): Same.
1176 * regcprop.c (validate_value_data): Same.
1177 * sched-rgn.c (make_pass_sched_fusion): Same.
1178 * stmt.c (check_unique_operand_names): Same.
1179 * targhooks.c (default_target_option_pragma_parse): Same.
1180 * tlink.c (recompile_files): Same.
1181 * toplev.c (process_options): Same.
1183 * trans-mem.c (diagnose_tm_1): Same.
1184 (ipa_tm_scan_irr_block): Same.
1185 (ipa_tm_diagnose_transaction): Same.
1186 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
1187 format a tree code name in a diagnostic.
1188 (verify_types_in_gimple_min_lval): Same.
1189 (verify_types_in_gimple_reference): Same.
1190 (verify_gimple_call): Same.
1191 (verify_gimple_assign_unary): Same.
1192 (verify_gimple_assign_binary): Same.
1193 (verify_gimple_assign_ternary): Same.
1194 (verify_gimple_assign_single): Same.
1195 (verify_gimple_switch): Same.
1196 (verify_gimple_label): Same.
1197 (verify_gimple_phi): Same.
1198 (verify_gimple_in_seq): Same.
1199 (verify_eh_throw_stmt_node): Same.
1200 (collect_subblocks): Same.
1201 (gimple_verify_flow_info): Same.
1202 (do_warn_unused_result): Same.
1203 * tree-inline.c (expand_call_inline): Same.
1204 * tree-into-ssa.c (update_ssa): Same.
1205 * tree.c (tree_int_cst_elt_check_failed): Same.
1206 (tree_vec_elt_check_failed): Same.
1207 (omp_clause_operand_check_failed): Same.
1208 (verify_type_variant): Same.
1209 (verify_type): Same.
1210 * value-prof.c (verify_histograms): Same.
1211 * varasm.c (assemble_start_function): Same.
1213 2019-05-16 Martin Sebor <msebor@redhat.com>
1215 * config/i386/i386-expand.c (get_element_number): Quote keywords
1216 and other internal names in diagnostics. Adjust other diagnostic
1217 formatting issues noted by -Wformat-diag.
1218 * config/i386/i386-features.c
1219 (ix86_mangle_function_version_assembler_name): Same.
1220 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
1221 * config/i386/i386.c (ix86_function_type_abi): Same.
1222 (ix86_function_ms_hook_prologue): Same.
1223 (classify_argument): Same.
1224 (ix86_expand_prologue): Same.
1225 (ix86_md_asm_adjust): Same.
1226 (ix86_memmodel_check): Same.
1228 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
1230 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
1231 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
1234 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
1237 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
1238 intrinsics without SSE/SSE2/SSSE3.
1239 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
1241 (*mmx_uavgv8qi3): Likewise.
1243 2019-05-17 Richard Biener <rguenther@suse.de>
1245 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
1246 VEC_PERM_EXPR as __VEC_PERM with -gimple.
1248 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
1250 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
1251 vec_sldw insn pattern.
1253 2019-05-17 Richard Biener <rguenther@suse.de>
1255 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
1257 2019-05-17 Martin Liska <mliska@suse.cz>
1260 * toplev.c (output_stack_usage): With LTO and sanitizer it
1261 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
1262 has no file location.
1264 2019-05-16 Jakub Jelinek <jakub@redhat.com>
1267 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
1268 sz0 is equal to sz1, instead return false in that case.
1270 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
1271 has non-constant expression, force sctx.lane and use two
1272 argument IFN_GOMP_SIMD_LANE instead of single argument.
1273 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
1274 two argument IFN_GOMP_SIMD_LANE without lhs.
1275 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
1277 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
1279 (LOOP_REQUIRES_VERSIONING): Or in
1280 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
1281 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
1283 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
1284 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
1285 from simd if clause if needed.
1287 2019-05-16 Richard Biener <rguenther@suse.de>
1289 * tree-affine.c (expr_to_aff_combination): New function split
1291 (tree_to_aff_combination): ... here.
1292 (aff_combination_expand): Avoid building a GENERIC tree.
1294 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
1296 * cgraphunit.c (cgraph_node::expand_thunk): Remove
1297 assemble_start_function and assemble_end_function calls.
1298 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
1299 assemble_start_function and assemble_end_function.
1300 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
1301 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
1302 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
1303 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
1304 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
1305 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
1306 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
1307 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
1308 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1309 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1310 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1311 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
1313 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1314 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
1315 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
1316 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
1317 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1318 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1319 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
1320 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
1321 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1322 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1323 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1324 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1325 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
1326 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
1328 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1329 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1330 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
1332 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
1334 * tree-ssa-alias.c (alias_stats): Add
1335 aliasing_component_refs_p_may_alias and
1336 aliasing_component_refs_p_no_alias.
1337 (dump_alias_stats): Print aliasing_component_refs_p stats.
1338 (aliasing_component_refs_p): Update stats.
1340 2019-05-16 Martin Liska <mliska@suse.cz>
1343 * multiple_target.c (expand_target_clones): Do not allow
1344 target_clones being used with a symbol that is an alias.
1346 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
1348 PR tree-optimization/90394
1349 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
1350 positives rather than ICE for cases where (code2 == NE_EXPR
1351 && code1 == BIT_AND_EXPR).
1353 2019-05-16 Jakub Jelinek <jakub@redhat.com>
1356 * tree-core.h (struct tree_decl_common): Document
1357 decl_nonshareable_flag for PARM_DECLs.
1358 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
1359 * calls.c (expand_call): Don't try tail call if caller
1360 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
1361 passed on the stack and callee needs to pass any arguments on the
1363 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
1364 else if instead of series of mutually exclusive ifs. Handle
1365 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
1366 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1368 * lto-streamer.h (LTO_major_version): Bump to 9.
1370 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
1372 PR tree-optimization/90106
1373 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
1374 new parameter as new internal function call, also move it to new
1376 (use_internal_fn): Pass internal function call to
1377 shrink_wrap_one_built_in_call_with_conds.
1379 2019-05-15 Jakub Jelinek <jakub@redhat.com>
1381 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
1383 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
1384 safelen_int and set loop->dont_vectorize.
1386 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1389 * config/i386/i386-builtin.def: Enable MMX intrinsics with
1391 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
1393 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
1394 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
1395 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
1398 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1401 * config/i386/mmx.md (*vec_dupv2sf): Changed to
1402 define_insn_and_split to support SSE emulation.
1403 (*vec_extractv2sf_0): Likewise.
1404 (*vec_extractv2sf_1): Likewise.
1405 (*vec_extractv2si_0): Likewise.
1406 (*vec_extractv2si_1): Likewise.
1407 (*vec_extractv2si_zext_mem): Likewise.
1408 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
1409 (vec_extractv2sf_1 splitter): Likewise.
1410 (vec_extractv2sfsf): Likewise.
1411 (vec_setv2si): Likewise.
1412 (vec_extractv2si_1 splitter): Likewise.
1413 (vec_extractv2sisi): Likewise.
1414 (vec_setv4hi): Likewise.
1415 (vec_extractv4hihi): Likewise.
1416 (vec_setv8qi): Likewise.
1417 (vec_extractv8qiqi): Likewise.
1418 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
1419 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
1420 (vec_extractv2sisi): Likewise.
1421 (vec_extractv4hihi): Likewise.
1422 (vec_extractv8qiqi): Likewise.
1423 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
1424 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
1425 (vec_initv2sisi): Likewise.
1426 (vec_initv4hihi): Likewise.
1427 (vec_initv8qiqi): Likewise.
1428 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
1429 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
1430 (vec_setv4hi): Likewise.
1431 (vec_setv8qi): Likewise.
1433 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1436 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
1437 TARGET_MMX_WITH_SSE.
1438 (MMXMODE:*mov<mode>_internal): Likewise.
1439 (MMXMODE:movmisalign<mode>): Likewise.
1441 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
1444 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
1445 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
1446 (sse2_cvtpd2pi): Ditto.
1447 (sse2_cvttpd2pi): Ditto.
1448 (*vec_concatv2sf_sse4_1): Ditto.
1449 (*vec_concatv2sf_sse): Ditto.
1450 (*vec_concatv2si_sse4_1): Ditto.
1451 (*vec_concatv2si): Ditto.
1452 (*vec_concatv4si_0): Ditto.
1453 (*vec_concatv2di_0): Ditto.
1455 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1458 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
1460 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1463 * config/i386/sse.md (ssse3_palignrdi): Changed to
1464 define_insn_and_split to support SSE emulation.
1466 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1469 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
1471 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1474 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
1475 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
1478 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1481 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
1482 or TARGET_MMX_WITH_SSE.
1483 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
1485 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1488 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
1490 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1493 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
1494 Changed to define_insn_and_split to support SSE emulation.
1496 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1499 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
1500 Changed to define_insn_and_split to support SSE emulation.
1502 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1505 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
1506 (*mmx_<emms>): This.
1507 (mmx_<emms>): New expander.
1509 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1512 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
1514 (*sse2_umulv1siv1di3): Add SSE2 emulation.
1516 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1519 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
1521 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1524 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
1526 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1529 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
1530 TARGET_MMX_WITH_SSE.
1531 (*mmx_uavgv4hi3): Add SSE emulation.
1533 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1536 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
1537 and TARGET_MMX_WITH_SSE.
1538 (*mmx_uavgv8qi3): Add SSE emulation.
1540 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1543 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
1544 maskmovdqu for __MMX_WITH_SSE__.
1546 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1549 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
1550 TARGET_MMX and TARGET_MMX_WITH_SSE.
1551 (*mmx_umulv4hi3_highpart): Add SSE emulation.
1553 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1556 * config/i386/mmx.md (mmx_pmovmskb): Changed to
1557 define_insn_and_split to support SSE emulation.
1559 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1562 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
1563 and TARGET_MMX_WITH_SSE.
1564 (mmx_<code>v8qi3): Likewise.
1565 (smaxmin:<code>v4hi3): New.
1566 (umaxmin:<code>v8qi3): Likewise.
1567 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
1568 (umaxmin:*mmx_<code>v8qi3): Likewise.
1570 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1573 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
1574 TARGET_MMX_WITH_SSE.
1575 (*mmx_pinsrw): Add SSE emulation.
1577 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1580 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
1582 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1585 * config/i386/sse.md (sse_cvtpi2ps): Changed to
1586 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
1589 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1592 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
1593 (sse_cvttps2pi): Likewise.
1595 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1598 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
1599 TARGET_MMX_WITH_SSE.
1600 (mmx_pshufw_1): Add SSE emulation.
1601 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
1602 TARGET_MMX_WITH_SSE to support SSE emulation.
1604 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1607 * config/i386/constraints.md (Yw): New constraint.
1608 * config/i386/mmx.md (*vec_dupv2si): Changed to
1609 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
1610 support SSE emulation.
1612 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1615 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
1616 TARGET_MMX_WITH_SSE.
1617 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
1619 (mmx_gt<mode>3): Likewise.
1621 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1624 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
1625 TARGET_MMX_WITH_SSE. Add SSE support.
1627 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1630 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
1631 TARGET_MMX_WITH_SSE.
1632 (any_logic:<code><mode>3): New.
1633 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
1636 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1639 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
1640 TARGET_MMX_WITH_SSE. Add SSE emulation.
1641 (mmx_<shift_insn><mode>3): Likewise.
1643 (<shift_insn><mode>3): Likewise.
1645 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1648 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
1649 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
1651 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1654 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
1655 TARGET_MMX_WITH_SSE.
1656 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
1659 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1662 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
1663 TARGET_MMX_WITH_SSE.
1665 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
1668 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1671 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
1672 (plusminus:mmx_<plusminus_insn><mode>3): Check
1673 TARGET_MMX_WITH_SSE.
1674 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
1675 (<plusminus_insn><mode>3): New.
1676 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
1677 (*mmx_<plusminus_insn><mode>3): Likewise.
1679 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1682 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
1683 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
1685 * config/i386/mmx.m (mmx_punpckhbw): Changed to
1686 define_insn_and_split to support SSE emulation.
1687 (mmx_punpcklbw): Likewise.
1688 (mmx_punpckhwd): Likewise.
1689 (mmx_punpcklwd): Likewise.
1690 (mmx_punpckhdq): Likewise.
1691 (mmx_punpckldq): Likewise.
1693 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1694 Uros Bizjak <ubizjak@gmail.com>
1697 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
1699 (ix86_split_mmx_pack): Likewise.
1700 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
1702 (ix86_split_mmx_pack): Likewise.
1703 * config/i386/i386.md (mmx_isa): New.
1704 (enabled): Also check mmx_isa.
1705 * config/i386/mmx.md (any_s_truncate): New code iterator.
1706 (s_trunsuffix): New code attr.
1707 (mmx_packsswb): Removed.
1708 (mmx_packssdw): Likewise.
1709 (mmx_packuswb): Likewise.
1710 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
1711 MMX packsswb/packuswb with SSE2.
1712 (mmx_packssdw): Likewise.
1713 * config/i386/predicates.md (register_mmxmem_operand): New.
1715 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1718 * config/i386/i386-c.c (ix86_target_macros_internal): Define
1719 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
1720 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
1721 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
1722 (ix86_vector_mode_supported_p): Likewise.
1723 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
1725 2019-05-15 Martin Liska <mliska@suse.cz>
1728 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
1731 2019-05-15 Richard Biener <rguenther@suse.de>
1733 * tree-into-ssa.c (pass_build_ssa::execute): Run
1734 update_address_taken before going into SSA.
1736 2019-05-15 Richard Biener <rguenther@suse.de>
1738 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
1739 as __BIT_FIELD_REF with type with -gimple.
1741 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
1743 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
1744 semantically equivalent branches (left over after prior refactorings).
1746 2019-05-15 Richard Biener <rguenther@suse.de>
1748 PR tree-optimization/88828
1749 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
1752 2019-05-14 Richard Biener <rguenther@suse.de>
1754 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
1755 as __VIEW_CONVERT with -gimple.
1757 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
1760 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
1763 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
1765 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
1766 define_split to become a define_insn_and_split.
1768 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
1770 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
1772 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
1773 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
1774 (sibcall_epilogue): Adjust.
1777 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1779 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
1780 to unsupported ones.
1781 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
1782 * config.host: Likewise.
1783 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
1784 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
1785 __svr4__]: Remove "brand" fallback.
1786 [!KSTAT_DATA_STRING]: Remove.
1787 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
1789 (comdat_group): Likewise.
1790 (set_have_as_tls): Likewise.
1791 (gcc_cv_target_dl_iterate_phdr): Likewise.
1792 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
1793 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
1794 * configure: Regenerate.
1795 * doc/install.texi: Simplify Solaris target triplets.
1796 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
1797 (Specific, *-*-solaris2*): Document Solaris 10 removal.
1798 Remove Solaris 10 references.
1799 Remove obsolete Solaris bug reference.
1800 (Specific, sparc-sun-solaris2.10): Remove.
1802 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
1804 * config/i386/i386.md (any_div): New code iterator.
1805 (paired_mod): New code attribute.
1806 (sgnprefix): Handle DIV and UDIV RTXes.
1808 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
1809 and udivmod<mode>4 patterns using any_div code iterator.
1810 (divmod splitters): Macroize splitters using any_div code iterator.
1811 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
1812 (*udivmodsi4_pow2_zext_2): Ditto.
1813 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
1814 and *udivmod<mode>4_noext patterns using any_div code iterator.
1815 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
1816 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
1817 patterns using any_div code iterator.
1818 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
1819 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
1820 patterns using any_div code iterator.
1821 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
1822 udivmodhiqi3 patterns using any_extend code iterator.
1824 2019-05-14 Richard Biener <rguenther@suse.de>
1825 H.J. Lu <hongjiu.lu@intel.com>
1827 PR tree-optimization/88828
1828 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
1829 permuting in a single non-constant element not extracted
1832 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
1834 * internal-fn.def (SIGNBIT): New.
1835 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
1837 (signbitv4sf2): Likewise.
1839 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
1842 * config/mips/mips.c (mips_split_move): Skip forward SRC into
1843 next insn when the SRC reg is dead.
1845 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
1847 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
1848 (alloc_cand_and_find_basis): Ditto.
1849 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
1850 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
1851 (create_add_imm_cand, slsr_process_cast): Ditto.
1852 (slsr_process_copy, replace_mult_candidate): Ditto.
1853 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
1854 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
1855 (pass_strength_reduction::execute): Init the first NULL element.
1857 2019-05-13 Nathan Sidwell <nathan@acm.org>
1859 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
1860 (run_attempt): Reformat line break.
1862 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
1865 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
1866 data registers in sibcall epilogues.
1867 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
1869 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
1872 * configure.ac (--enable-frame-pointer):
1873 Disable by default for cygwin and mingw.
1874 * configure: Regenerate.
1876 2019-05-13 Nathan Sidwell <nathan@acm.org>
1878 * dwarf2out.c (breakout_comdat_types): Move comment to correct
1880 (const_ok_for_output_1): Balance parens around #if/#else/#endif
1881 (gen_member_die): Move abstract origin check earlier. Only VARs
1882 can be static_inline_p. Simplify splicing control flow.
1884 2019-05-13 Richard Biener <rguenther@suse.de>
1886 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
1888 (vect_build_slp_tree_1): Likewise.
1890 2019-05-13 Richard Biener <rguenther@suse.de>
1892 PR tree-optimization/90402
1893 * tree-if-conv.c (tree_if_conversion): Value number only
1894 the loop body by making the latch an exit of the region
1896 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
1898 (do_rpo_vn): Deal with multiple edges into the entry block
1899 that are not backedges inside the region by skipping PHIs
1902 2019-05-13 Richard Biener <rguenther@suse.de>
1904 PR tree-optimization/90316
1905 * tree-ssa-pre.c (insert_aux): Fold into ...
1906 (insert): ... this function. Use a RPO walk to reduce the
1907 number of required iterations.
1909 2019-05-13 Martin Liska <mliska@suse.cz>
1911 PR tree-optimization/90416
1912 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
1913 string instead of passing the second part as va_arg argument.
1915 2019-05-13 Martin Liska <mliska@suse.cz>
1917 PR gcov-profile/90380
1918 * gcov.c (handle_cycle): Do not support zero cycle count,
1919 it should not be possible.
1920 (path_contains_zero_cycle_arc): New function.
1921 (circuit): Ignore zero cycle arc counts.
1923 2019-05-13 Martin Liska <mliska@suse.cz>
1925 PR gcov-profile/90380
1926 * gcov.c (enum loop_type): Remove the enum and
1928 (handle_cycle): Assert that we should not reach
1930 (circuit): Use loop_found instead of a tri-state loop_type.
1931 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
1934 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
1937 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
1938 (ix86_output_indirect_branch_via_reg): Use output mechanism
1939 accounting for __USER_LABEL_PREFIX__.
1940 (ix86_output_indirect_branch_via_push): Likewise.
1941 (ix86_output_function_return): Likewise.
1942 (ix86_output_indirect_function_return): Likewise.
1944 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
1946 * doc/md.texi: Document use of code attributes in rtx patterns.
1947 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
1948 * read-rtl.c (find_code): Split out search loops into...
1949 (maybe_find_code): ...this new function.
1950 (check_code_iterator): Make the error message more informative.
1951 (check_code_attribute): New function.
1952 (rtx_reader::rtx_alloc_for_name): Likewise.
1953 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
1954 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
1955 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
1956 <max_opp> directly as an rtx code instead of via a match_operator.
1957 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
1958 (<su>abd<mode>_3): Update accordingly.
1960 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
1962 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
1963 is given, print the state of the EH "save world" computation for
1966 2019-05-11 Jakub Jelinek <jakub@redhat.com>
1969 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
1970 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
1972 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
1974 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
1975 Use pinsrd for TARGET_SSE4_1.
1976 * config/i386/sse.md (movdi_to_sse): Ditto.
1978 2019-05-10 Richard Biener <rguenther@suse.de>
1980 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
1981 (do_rpo_vn): Initialize next_value_id.
1983 2019-05-10 Martin Liska <mliska@suse.cz>
1985 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
1988 2019-05-10 Jakub Jelinek <jakub@redhat.com>
1990 PR tree-optimization/90385
1991 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
1992 arguments of the exit phis.
1995 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
1996 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
1998 (copy_tree_body_r): Likewise.
1999 (copy_fn): Set id.do_not_fold to true.
2001 2019-05-10 Martin Liska <mliska@suse.cz>
2003 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
2004 Reapply changes from r269790.
2006 2019-05-10 Martin Liska <mliska@suse.cz>
2009 * doc/invoke.texi: New params.
2010 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
2011 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
2012 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2014 * tree-switch-conversion.h (struct jump_table_cluster):
2017 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
2019 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
2021 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
2023 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
2025 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
2027 PR rtl-optimization/88879
2028 * sel-sched.c (sel_target_adjust_priority): Remove assert.
2030 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
2033 * config/arm/arm.c (callee_saved_reg_p): Move before
2034 thumb_find_work_register.
2035 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
2036 thumb_find_work_register. Only call df_get_live_out once.
2037 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
2038 (thumb_find_work_register): Use
2039 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
2040 algorithms to locate a spare call clobbered reg.
2042 2019-05-09 Martin Liska <mliska@suse.cz>
2044 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
2045 and MAX_EXPR in GIMPLE FE format.
2047 2019-05-09 Martin Liska <mliska@suse.cz>
2049 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
2050 * gimple-pretty-print.c (dump_gimple_bb_header):
2052 (pp_cfg_jump): Dump edge probability.
2053 * profile-count.c (profile_quality_as_string): Simplify
2054 with a static array.
2055 (parse_profile_quality): New function.
2056 (profile_count::dump): Simplify with a static array.
2057 (profile_count::from_gcov_type): Add new argument.
2058 * profile-count.h (parse_profile_quality): Likewise.
2059 * predict.h (set_hot_bb_threshold): New.
2060 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2062 * predict.c (get_hot_bb_threshold): Set from the new param.
2063 (set_hot_bb_threshold): New.
2065 2019-05-09 Richard Biener <rguenther@suse.de>
2067 PR tree-optimization/90395
2068 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
2069 rewrite vector stores that throw internally.
2071 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
2073 * cif-code.def (CHKP): Remove.
2076 * configure.ac (--enable-frame-pointer): Disable by default for
2078 * configure: Regenerate.
2080 2019-05-09 Alan Modra <amodra@gmail.com>
2083 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
2084 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
2085 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
2086 cost for general <-> vsx when direct moves are available.
2087 Cost union classes at minimal cost for any reg in the class.
2088 Correct calculation for moves between vsx, float, and altivec.
2089 Don't return a low cost for moves between special regs. Don't
2090 use hard coded register numbers.
2091 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
2092 (rs6000_ira_change_pseudo_allocno_class): New function.
2093 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
2094 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
2096 (movsi_internal1): Don't disparage vector alternatives.
2097 (mov<mode>_internal): Likewise, excepting alternative that
2099 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
2100 we <- b alternative.
2102 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2105 PR tree-optimization/89060
2106 * tree-ssa-live.h (live_vars_map): New typedef.
2107 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
2108 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
2109 (struct compute_live_vars_data): New type.
2110 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
2111 live_vars_at_stmt, destroy_live_vars): New functions.
2112 * tree-tailcall.c: Include tree-ssa-live.h.
2113 (live_vars, live_vars_vec): New global variables.
2114 (find_tail_calls): Perform variable life analysis before punting.
2115 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
2116 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
2118 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
2119 Perform variable life analysis to select variables that really need
2121 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
2122 instead set id->eh_landing_pad_dest and assert it is the same.
2123 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
2125 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
2126 Richard Earnshaw <rearnsha@arm.com>
2129 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
2131 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
2132 (thumb1_compute_save_core_reg_mask): Don't force a spare work
2133 register if both the epilogue and prologue can use call-clobbered
2135 (thumb1_unexpanded_epilogue): Use
2136 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
2137 picking temporaries for restoring high regs to match that of the
2138 prologue where possible.
2139 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
2140 the list of work registers. Detect if the return address is still live
2141 at the end of the prologue and avoid using it for a work register if so.
2142 If the return address is not live, add LR to the list of pushable regs
2143 after the first pass.
2145 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2147 PR tree-optimization/90078
2148 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
2149 (INFTY): Increase the value for infinite cost.
2150 (struct comp_cost): Promote type of members to int64_t.
2151 (infinite_cost): Don't set complexity in initialization.
2152 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
2153 overflows to infinite_cost.
2154 (adjust_setup_cost): Promote type of parameter and cost computation
2156 (struct ainc_cost_data, struct iv_ca): Promote type of member to
2158 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
2159 cost computation to int64_t.
2160 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
2161 int64_t's format specifier in dump.
2163 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2165 PR tree-optimization/90240
2166 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
2167 with respect to scaling factor pre-computed for each basic block.
2168 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
2169 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
2170 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
2171 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
2172 live range for array of loop's basic blocks. Cleanup aux field of
2173 loop's basic blocks.
2175 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2177 PR tree-optimization/90356
2178 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
2180 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
2182 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
2183 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
2184 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
2185 (ix86_handle_option): Handle -mavx512bf16.
2186 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
2188 * config/i386/avx512bf16vlintrin.h: New.
2189 * config/i386/avx512bf16intrin.h: New.
2190 * config/i386/cpuid.h (bit_AVX512BF16): New.
2191 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
2192 * config/i386/i386-builtin-types.def: Add new types.
2193 * config/i386/i386-builtin.def: Add new builtins.
2194 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2196 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
2197 (ix86_option_override_internal): Handle BF16.
2198 (ix86_valid_target_attribute_inner_p): Ditto.
2199 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
2200 * config/i386/i386-builtin.c (enum processor_features): Add
2202 (static const _isa_names_table isa_names_table): Ditto.
2203 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
2204 (PTA_AVX512BF16): Ditto.
2205 * config/i386/i386.opt: Add -mavx512bf16.
2206 * config/i386/immintrin.h: Include avx512bf16intrin.h
2207 and avx512bf16vlintrin.h.
2208 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
2209 avx512f_cvtneps2bf16_<mode><mask_name>,
2210 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
2211 * config/i386/subst.md (mask_half): Add new subst.
2212 * doc/invoke.texi: Document -mavx512bf16.
2214 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
2216 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
2218 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
2219 (rs6000_debug_legitimize_reload_address): Delete.
2220 (rs6000_legitimize_reload_address_ptr): Delete.
2221 (rs6000_option_override_internal): Adjust.
2222 (mem_operand_gpr): Adjust comment.
2223 (legitimate_lo_sum_address_p): Ditto.
2224 (rs6000_legitimize_reload_address): Delete.
2225 (rs6000_debug_legitimize_reload_address): Delete.
2226 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
2228 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
2231 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2232 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
2233 to compute vector element selector for both constant and variable
2236 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2238 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
2239 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
2240 ashrdi3_cvt using SWI48 mode iterator.
2242 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2244 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
2245 (aarch64_<su>abd<mode>_3): Likewise.
2246 (*aarch64_<su>abd<mode>_3): New define_insn.
2247 (<sur>sad<vsi2qi>): New define_expand.
2248 * config/aarch64/iterators.md: Added MAX_OPP attribute.
2249 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
2250 (build_vect_cond_expr): Likewise.
2252 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2254 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
2255 clobbers outside of accessible_reg_set.
2256 * config/i386/i386.c (ix86_conditional_register_usage):
2257 Disable register sets by clearing corresponding bits in
2258 accessible_reg_set. Do not set corresponding bits in fixed_regs,
2259 call_used_regs and don't clear corresponding reg_names array members.
2261 2019-05-07 Richard Biener <rguenther@suse.de>
2263 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
2264 not specified still compute a comp_vectype for invariant
2267 2019-05-07 Richard Biener <rguenther@suse.de>
2269 PR tree-optimization/90316
2270 * tree-ssa-pre.c (translate_vuse_through_block): When
2271 same_valid is NULL do not bother to search for a virtual
2273 (phi_translate_1): When operands changed we cannot keep
2274 the same value-number so do not bother to ask whether
2275 that's possible from translate_vuse_through_block.
2277 2019-05-07 Martin Liska <mliska@suse.cz>
2279 * bitmap.c (bitmap_register): Come up with
2280 alloc_descriptor_max_uid and assign it for
2282 (register_overhead): Use get_descriptor as
2284 (release_overhead): New.
2285 (bitmap_elem_to_freelist): Call it.
2286 (bitmap_elt_clear_from): Likewise.
2287 (bitmap_obstack_free): Likewise.
2288 (bitmap_move): Sensitively release memory.
2289 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
2290 (bitmap_initialize): Initialize alloc_descriptor to zero.
2291 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
2293 2019-05-07 Richard Biener <rguenther@suse.de>
2295 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
2296 we build a SLP node. Remove max_size and limiting.
2297 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
2299 2019-05-07 Richard Biener <rguenther@suse.de>
2301 PR tree-optimization/90316
2302 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
2304 (walk_non_aliased_vuses): Take walking limit argument.
2305 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
2306 walking if it is reached instead of just counting.
2307 (get_continuation_for_phi): Likewise.
2308 (walk_non_aliased_vuses): Likewise, instead of leaving counter
2309 limiting to the callback.
2310 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
2311 (vn_reference_lookup_3): Likewise.
2312 (vn_reference_lookup_pieces): Likewise.
2313 (vn_reference_lookup): Likewise.
2314 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
2315 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
2316 (avail_exprs_stack::lookup_avail_expr): Likewise.
2318 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
2320 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
2321 for comparaible types in the second direction even if first one
2322 hits incomparable type.
2324 2019-05-07 Richard Biener <rguenther@suse.de>
2327 * lto-wrapper.c (debug_objcopy): Use the original filename
2328 including archive offset for the filename used for -save-temps.
2330 2019-05-07 Li Jia He <helijia@linux.ibm.com>
2332 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
2335 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2337 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
2338 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
2339 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
2340 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
2341 (FRAME_POINTER_REGNUM): Change numbering.
2342 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
2343 (alt_reg_names): Adjust.
2344 (rs6000_conditional_register_usage): Don't mark hard register 64 as
2346 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
2347 (DWARF_FRAME_REGISTERS): Delete.
2348 (DWARF2_FRAME_REG_OUT): Fix whitespace.
2349 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2351 (REG_ALLOC_ORDER): Adjust.
2352 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
2353 (REG_CLASS_CONTENTS): Adjust.
2354 (RETURN_ADDR_RTX): Change comment.
2355 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
2357 (REGISTER_NAMES): Adjust.
2358 (ADDITIONAL_REGISTER_NAMES): Adjust.
2359 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
2361 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2363 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
2365 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
2366 (DWARF_FRAME_REGISTERS): Adjust.
2367 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2369 (REG_ALLOC_ORDER): Adjust.
2370 (enum reg_class): Delete SPR_REGS.
2371 (REG_CLASS_NAMES): Delete SPR_REGS.
2372 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
2373 (REGISTER_NAMES): Adjust.
2374 (ADDITIONAL_REGISTER_NAMES): Adjust.
2375 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
2376 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
2377 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
2378 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
2379 (htm_spr_regno): Delete.
2380 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
2382 (rs6000_dbx_register_number): Adjust.
2384 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2386 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
2388 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2390 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
2391 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
2393 2019-05-06 Jakub Jelinek <jakub@redhat.com>
2395 PR tree-optimization/88709
2396 PR tree-optimization/90271
2397 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
2398 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
2399 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
2401 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
2402 of the store merging group is larger than
2403 PARAM_STORE_MERGING_MAX_SIZE parameter.
2404 (split_group): Add bzero_first argument. If set, always emit first
2405 the first store which must be = {} of the whole area and then for the
2406 rest of the stores consider all zero bytes as paddings.
2407 (imm_store_chain_info::output_merged_store): Check if first store
2408 is = {} of the whole area and if yes, determine which setting of
2409 bzero_first for split_group gives smaller number of stores. Adjust
2410 split_group callers.
2411 (lhs_valid_for_store_merging_p): Allow decls.
2412 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
2414 (pass_store_merging::process_store): Likewise.
2416 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
2419 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
2420 handling of V1TImode.
2422 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
2425 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
2426 and enable_frame_pointer ...
2427 * configure.ac: ... here. Update help strings for
2428 --enable-frame-pointer.
2429 * configure: Regenerate.
2430 * config/i386/i386-options.c (ix86_option_override_internal): Remove
2431 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
2432 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
2433 (USE_X86_64_FRAME_POINTER): Ditto.
2435 2019-05-06 Martin Liska <mliska@suse.cz>
2437 * config.gcc: Append to target_gtfiles and fix indentation.
2439 2019-05-06 Richard Biener <rguenther@suse.de>
2441 PR tree-optimization/90358
2442 * tree-vect-stmts.c (get_group_load_store_type): Properly
2443 detect unused upper half of load.
2444 (vectorizable_load): Likewise.
2446 2019-05-06 Richard Biener <rguenther@suse.de>
2448 PR tree-optimization/88828
2449 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
2450 (simplify_vector_constructor): ...here. Handle constants in
2453 2019-05-06 Richard Biener <rguenther@suse.de>
2455 PR tree-optimization/90328
2456 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
2457 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
2458 is valid in the loop nest before using it.
2459 (initialize_data_dependence_relation): Adjust.
2460 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
2461 loop as loop-nest to dr_may_alias_p.
2463 2019-05-06 Richard Biener <rguenther@suse.de>
2465 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
2467 2019-05-06 Richard Biener <rguenther@suse.de>
2469 PR tree-optimization/90316
2470 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
2471 compute target on demand.
2472 (get_continuation_for_phi): Remove code walking stmts to
2473 get to a target virtual operand which could end up being
2476 2019-05-06 Martin Liska <mliska@suse.cz>
2479 * config/i386/i386-options.c (ix86_option_override_internal): Error only
2480 when -mabi is selected to a non-default version.
2482 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
2483 Martin Liska <mliska@suse.cz>
2485 * Makefile.in: Add lto-dump.texi.
2486 * cgraph.h: Add new functions get_visibility_string and
2487 get_symtab_type_string.
2488 * doc/gcc.texi: Include lto-dump section.
2489 * doc/lto-dump.texi: New file.
2490 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
2491 (parse_dump_option): Factor out this function.
2492 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
2493 (parse_dump_option): Export the function.
2494 * symtab.c (symtab_node::get_visibility_string): New function.
2495 (symtab_node::get_symtab_type_string): Likewise.
2497 2019-05-06 Martin Liska <mliska@suse.cz>
2499 * config/i386/i386-builtins.c: New file.
2500 * config/i386/i386-builtins.h: New file.
2501 * config/i386/i386-expand.c: New file.
2502 * config/i386/i386-expand.h: New file.
2503 * config/i386/i386-features.c: New file.
2504 * config/i386/i386-features.h: New file.
2505 * config/i386/i386-options.c: New file.
2506 * config/i386/i386-options.h: New file.
2507 * config.gcc: Add new files into extra_objs and
2509 * config/i386/i386.c: Split content of the file
2510 into newly introduced files.
2511 * config/i386/i386.h: Declare common variables
2513 * config/i386/t-i386: Define dependencies for new files.
2515 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
2518 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
2519 Restrict 'all' variant to 32-bit configurations.
2520 (unaligned_loadhiu): Likewise.
2521 (unaligned_storehi): Likewise.
2522 (unaligned_storesi): Likewise.
2523 (unaligned_loadhis): Disable when compiling for thumb1.
2525 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
2527 PR tree-optimization/90269
2528 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
2531 2019-05-03 Martin Liska <mliska@suse.cz>
2533 * hash-map.h: Add is_empty function.
2534 * hash-set.h: Likewise.
2535 * hash-table.h: Likewise.
2536 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
2537 elements () == 0 (and similar usages).
2538 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
2539 * gimplify.c (gimplify_bind_expr): Likewise.
2540 (gimplify_switch_expr): Likewise.
2541 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
2542 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
2543 * postreload-gcse.c (dump_hash_table): Likewise.
2544 (gcse_after_reload_main): Likewise.
2545 * predict.c (combine_predictions_for_bb): Likewise.
2546 * tree-parloops.c (reduction_phi): Likewise.
2547 (separate_decls_in_region): Likewise.
2548 (transform_to_exit_first_loop): Likewise.
2549 (gen_parallel_loop): Likewise.
2550 (gather_scalar_reductions): Likewise.
2551 (try_create_reduction_list): Likewise.
2552 * var-tracking.c (dump_vars): Likewise.
2553 (emit_notes_for_changes): Likewise.
2554 (vt_emit_notes): Likewise.
2556 2019-05-03 Richard Biener <rguenther@suse.de>
2558 PR tree-optimization/90316
2559 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
2562 2019-05-03 Richard Biener <rguenther@suse.de>
2564 * tree-vect-stmts.c (get_group_load_store_type): Avoid
2565 peeling for gaps by loading only lower halves of vectors
2567 (vectorizable_load): Likewise.
2569 2019-05-03 Richard Biener <rguenther@suse.de>
2572 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
2574 2019-05-03 Richard Biener <rguenther@suse.de>
2577 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
2578 Handle STRING_CST vs DECL or STRING_CST.
2580 2019-05-03 Richard Biener <rguenther@suse.de>
2582 PR tree-optimization/88963
2583 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
2584 vector loads feeding only BIT_FIELD_REFs to component
2585 loads. Rewrite stores fed by CONSTRUCTORs to component
2588 2019-05-03 Jakub Jelinek <jakub@redhat.com>
2590 * opts.h (finish_options): Remove lang_mask argument.
2591 (print_help, help_option_argument): Declare.
2592 * opts.c (print_help): Remove forward declaration, no longer static.
2593 (finish_options): Remove lang_mask argument, don't call print_help
2595 * opts-global.c (decode_options): Adjust finish_option caller, call
2598 PR tree-optimization/90303
2599 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
2600 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
2602 2019-05-03 Richard Biener <rguenther@suse.de>
2604 PR tree-optimization/89698
2605 * gimple-fold.c (canonicalize_constructor_val): Early out
2606 for constants, handle unfolded INTEGER_CSTs as they appear in
2607 C++ virtual table ctors.
2609 2019-05-03 Richard Biener <rguenther@suse.de>
2611 * passes.c (execute_function_todo): Remove dead code.
2613 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
2615 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
2616 the internal register number, for any "real" register.
2618 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
2620 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
2621 correct numbers for TFHAR, TFIAR, TEXASR.
2623 2019-05-02 Richard Biener <rguenther@suse.de>
2625 PR tree-optimization/89653
2626 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
2627 update-address-taken before the pass.
2628 * passes.def (pass_tree_loop_init): Put comment before it.
2630 2019-05-02 Richard Biener <rguenther@suse.de>
2632 PR tree-optimization/89509
2633 * tree-ssa-structalias.c (compute_dependence_clique): Look
2634 at the first subvar when determining whether it is restrict.
2636 2019-05-02 Richard Biener <rguenther@suse.de>
2638 PR tree-optimization/90273
2639 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
2640 useless debug stmts.
2642 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2644 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
2646 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
2648 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
2649 VEC_COND_EXPR be inserted to emulate a conditional internal function.
2650 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
2651 (vectorizable_reduction): Use the functions above to vectorize in a
2652 fully masked loop codes that don't have a conditional internal
2655 2019-05-02 Martin Liska <mliska@suse.cz>
2657 * cgraphclones.c: Call valid_attribute_p with 1 for
2659 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
2660 it's for target attribute.
2661 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
2662 Add new boolean argument.
2663 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
2665 (ix86_valid_target_attribute_tree): Pass target_clone_attr
2666 to ix86_valid_target_attribute_inner_p.
2667 (ix86_valid_target_attribute_p): Pass flags argument to
2668 ix86_valid_target_attribute_inner_p.
2669 (get_builtin_code_for_version): Use 0 as it's target attribute.
2671 2019-05-02 Martin Liska <mliska@suse.cz>
2673 * gcc.c (process_command): Add dummy file only
2675 * opts-global.c (decode_options): Pass lang_mask.
2676 * opts.c (print_help): New function.
2677 (finish_options): Print --help if help_option_argument
2679 (common_handle_option): Factor out content of OPT__help_
2681 * opts.h (finish_options): Add new argument.
2683 2019-05-02 Martin Liska <mliska@suse.cz>
2686 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
2687 With -minline-all-stringops use inline expansion using 4B loop.
2688 * doc/invoke.texi: Document the change of
2689 -minline-all-stringops.
2691 2019-05-01 Jeff Law <law@redhat.com>
2693 PR tree-optimization/88797
2694 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
2695 PHI feeds a conditional on the RHS of an assignment.
2697 2019-04-30 Andrew Waterman <andrew@sifive.com>
2698 Jim Wilson <jimw@sifive.com>
2700 * config/riscv/constraints.md (L): New.
2701 * config/riscv/predicates.md (lui_operand): New.
2702 (sfb_alu_operand): New.
2703 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
2704 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
2705 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
2706 * config/riscv/risc.md (type): Add sfb_alu.
2707 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
2708 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
2709 (branch_zero<mode>): Delete.
2711 (mov<GPR:mode><X:mode>cc): Likewise.
2712 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
2714 2019-04-30 Nathan Sidwell <nathan@acm.org>
2716 * tree.h (MARK_TS_EXP): New.
2718 2019-04-30 Martin Liska <mliska@suse.cz>
2720 * opts.c (enable_warning_as_error): Provide hints
2721 for unknown options.
2723 2019-04-30 Martin Liska <mliska@suse.cz>
2726 * doc/invoke.texi: Add missing dash for gas-locview-support
2727 and gno-as-locview-support.
2729 2019-04-30 Jakub Jelinek <jakub@redhat.com>
2732 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
2733 whitespace at the start of target attribute string.
2735 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2738 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
2739 Define __ARM_FEATURE_ATOMICS.
2741 2019-04-30 Martin Liska <mliska@suse.cz>
2743 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
2744 into built_in_function enum. Remove code for endp == 2 and
2745 use BUILT_IN_* constants.
2746 (gimple_fold_builtin): Call the function with fcode.
2748 2019-04-30 Martin Liska <mliska@suse.cz>
2750 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
2751 DECL_FUNCTION_CODE into ix86_builtins enum before
2752 the switch statement.
2754 2019-04-30 Jakub Jelinek <jakub@redhat.com>
2756 PR tree-optimization/89475
2757 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
2760 2019-04-30 Martin Liska <mliska@suse.cz>
2762 PR translation/90274
2763 * opts.c (print_filtered_help): Wrap string in _(...).
2765 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
2767 PR tree-optimization/90240
2769 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
2771 PR tree-optimization/90078
2772 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
2773 checks for infinite_cost overflow.
2775 2019-04-29 Jeff Law <law@redhat.com>
2777 * passes.def: Move -Wrestrict pass after copy propagation.
2779 2019-04-29 Maya Rashish <coypu@sdf.org>
2781 * config.gcc (default_gnu_indirect_function): Default to yes
2782 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
2783 sparc*-*-netbsd*, x86_64-*-netbsd*.
2785 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
2787 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
2788 where cond2 is NE_EXPR.
2789 (is_value_included_in): Update comment.
2791 2019-04-29 Richard Biener <rguenther@suse.de>
2793 PR tree-optimization/90278
2794 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
2795 EH on comparison simplification.
2797 2019-04-29 Jason Merrill <jason@redhat.com>
2799 PR c++/82081 - tail call optimization breaks noexcept
2800 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
2801 nothrow function to a might-throw function into a tail call.
2803 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
2805 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
2806 (DDR_INNER_LOOP): Likewise.
2807 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
2808 (initialize_data_dependence_relation): Likewise.
2809 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
2811 2019-04-29 Jakub Jelinek <jakub@redhat.com>
2813 PR rtl-optimization/90257
2814 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
2818 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
2822 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
2825 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
2828 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
2830 * lra-spills.c (lra_final_code_change): Remove useless move insns.
2832 2019-04-29 Richard Biener <rguenther@suse.de>
2834 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
2837 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
2839 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
2840 varasm.h, and netbsd-protos.h.
2842 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
2845 * config/i386/i386-protos.h (ix86_data_alignment): Change
2846 the second argument type to unsigned int.
2847 * config/i386/i386.c (ix86_data_alignment): Change "align"
2848 argument type to unsigned int.
2850 2019-04-27 Martin Liska <mliska@suse.cz>
2853 * opt-suggestions.c (option_proposer::build_option_suggestions):
2854 When get_valid_option_values returns empty values, add the
2855 misspelling candidate.
2857 2019-04-26 Jim Wilson <jimw@sifive.com>
2859 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
2861 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
2862 Pass orig_mode to riscv_build_integer.
2863 (riscv_split_integer): Pass mode to riscv_move_integer.
2864 (riscv_legitimize_const_move): Likewise.
2865 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
2866 promoted_mode. Replace force_reg call with code to load constant into
2867 promoted reg and then subreg it for the store.
2868 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
2871 2018-04-26 Eugene Sharygin <eush@ispras.ru>
2873 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
2876 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
2878 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
2879 commentary about the encoding of precision.
2881 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
2883 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
2884 * config/i386/t-freebsd64: New file.
2885 * config.gcc: Add the t-freebsd64 for multilib support.
2887 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
2889 * doc/extend.texi (vector_size): Add missing comma after @xref.
2891 2019-04-25 Jakub Jelinek <jakub@redhat.com>
2893 * BASE-VER: Set to 10.0.0.
2895 2019-04-25 Richard Biener <rguenther@suse.de>
2898 * gimplify.c (gimplify_expr): Avoid turning a lvalue
2899 VIEW_CONVERT_EXPR into one operating on an rvalue.
2901 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
2904 * config/i386/i386.c (feature_priority): Moved to file scope.
2905 (processor_features): Likewise.
2906 (processor_model): Likewise.
2907 (_arch_names_table): Likewise.
2908 (arch_names_table): Likewise.
2909 (_feature_list): Removed.
2910 (feature_list): Likewise.
2911 (_isa_names_table): Moved to file scope. Add priority.
2912 (isa_names_table): Likewise.
2913 (get_builtin_code_for_version): Replace feature_list with
2914 isa_names_table. Update error message for P_ZERO priority.
2916 2019-04-25 Richard Biener <rguenther@suse.de>
2918 * tree-pass.h (make_pass_phi_only_cprop): Remove.
2919 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
2921 2019-04-24 Jeff Law <law@redhat.com>
2923 PR tree-optimization/90037
2924 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
2925 * passes.def: Replace all instance of phi-only cprop with the
2926 lattice propagator. Move propagation pass from after erroneous
2927 path isolation to before erroneous path isolation.
2928 * tree-ssa-phionlycprop.c: Remove.
2930 2019-04-24 Richard Biener <rguenther@suse.de>
2933 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
2934 by size and BITS_PER_UNIT on poly-wide-ints.
2936 2019-04-25 Richard Biener <rguenther@suse.de>
2939 * match.pd: Add pattern to simplify view-conversion of an
2942 2019-04-24 Clement Chigot <clement.chigot@atos.net>
2944 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
2945 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
2946 for Go on 32 bit AIX.
2947 * config/rs6000/aix72.h: Likewise.
2949 2019-04-24 Jakub Jelinek <jakub@redhat.com>
2952 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
2953 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
2955 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
2958 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
2959 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
2960 for restored hard frame pointer.
2961 (s390_sched_dependencies_evaluation): Implement new target hook.
2962 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
2964 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
2966 * config/arc/arc-options.def: Fix typos and spelling mistakes.
2967 * config/arc/arc.c (arc_init): Cleanup warning message.
2968 (arc_override_options): Likewise.
2970 2019-04-24 Jakub Jelinek <jakub@redhat.com>
2973 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
2974 a register if both if_true and if_false are MEMs.
2976 PR tree-optimization/90208
2977 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
2978 after labels of new_bb, not before them.
2980 PR tree-optimization/90211
2981 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
2982 which are not SSA_NAMEs.
2984 2018-04-23 Sudakshina Das <sudi.das@arm.com>
2986 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
2988 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
2990 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
2992 PR rtl-optimization/87979
2993 * modulo-sched.c (sms_schedule): Start ii value "mii" should
2996 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
2998 PR rtl-optimization/84032
2999 * modulo-sched.c (ps_insn_find_column): Change condition so that
3000 branch will always be the last insn in a row inside partial
3003 2019-04-23 Richard Biener <rguenther@suse.de>
3006 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
3007 dest_single_pred_p argument.
3008 (remove_forwarder_block): Adjust.
3009 (remove_forwarder_block_with_phi): Likewise.
3011 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3012 Bernd Edlinger <bernd.edlinger@hotmail.de>
3013 Jakub Jelinek <jakub@redhat.com>
3016 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
3017 if used with general-regs-only.
3018 (arm_conditional_register_usage): Don't add non-general regs if
3020 (arm_valid_target_attribute_rec): Handle general-regs-only.
3021 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
3023 (TARGET_HARD_FLOAT_SUB): Define.
3024 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
3025 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
3026 (TARGET_REALLY_IWMMXT2): Likewise.
3027 * config/arm/arm.opt: Add -mgeneral-regs-only.
3028 * doc/extend.texi: Document ARM general-regs-only target.
3029 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
3031 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3033 PR tree-optimization/90078
3034 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3035 checks for infinite_cost overflow.
3037 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3039 PR tree-optimization/90021
3040 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
3041 and check univariate against it.
3042 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
3043 * tree-data-ref.c (add_other_self_distances): Pass new argument.
3045 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3049 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3052 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3055 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3057 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3059 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
3061 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
3062 names using operand format, rather than hard-wired.
3063 (speculation_barrier): Likewise.
3065 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
3067 PR tree-optimization/88055
3068 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
3069 (gen_one_condition): Use it if !HONOR_NANS.
3071 2019-04-19 Jakub Jelinek <jakub@redhat.com>
3074 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
3075 assign_temp instead of gen_reg_rtx.
3077 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
3079 PR translation/90118
3080 * config/aarch64/aarch64.c (aarch64_override_options_internal):
3081 Add missing space before %<.
3083 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
3085 PR rtl-optimization/87871
3086 * ira-lives.c (make_object_dead): Don't add conflicts to
3087 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
3089 2019-04-18 Martin Sebor <msebor@redhat.com>
3092 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
3093 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
3094 assuming type size fits in SHWI.
3096 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
3099 * ipa-inline.c (flatten_function): New parameter UPDATE.
3100 (ipa_inline, early_inliner): Use it.
3102 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3104 * fold-const.c (int_const_binop): Return early on failure.
3106 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3109 * combine.c (force_int_to_mode): Cast the argument rather than
3110 the result of known_alignment.
3111 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
3113 2019-04-18 Richard Biener <rguenther@suse.de>
3116 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
3118 (remove_forwarder_block): ... here.
3119 (remove_forwarder_block_with_phi): Also move debug stmts here.
3121 2019-04-18 Jakub Jelinek <jakub@redhat.com>
3123 PR translation/79183
3124 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
3125 inform where appropriate.
3127 2019-04-18 Richard Biener <rguenther@suse.de>
3129 * tree.c (get_qualified_type): Put found type variants at the
3130 head of the variant list.
3132 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3134 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
3136 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
3139 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
3140 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
3141 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
3142 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
3143 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
3145 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
3147 * ira-conflicts.c (print_allocno_conflicts): Always print something,
3148 even for allocno's with no conflicts.
3149 (print_conflicts): Print an extra newline.
3151 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3153 * auto-inc-dec.c (attempt_change): Set the alignment of the
3154 temporary memory to that of the original.
3156 2019-04-17 Joao Moreira <jmoreira@suse.de>
3158 * targhooks.c (default_print_patchable_function_entry): Emit
3159 __patchable_function_entries section with writable flags to allow
3160 relocation resolution.
3162 2019-04-17 Jonny Grant <jg@jguk.org>
3164 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
3166 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3169 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
3172 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
3174 * config/arc/arc.c (arc_init): Format diagnostic string.
3175 (arc_override_options): Likewise.
3176 (check_if_valid_regno_const): Likewise.
3177 (arc_reorg): Likewise.
3179 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3182 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
3184 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
3186 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
3187 (*movdi_update1): Use Pmode.
3188 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
3189 (movdi_<mode>_update_stack): Rename to ...
3190 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
3192 (*movsi_update1): Use Pmode.
3193 (*movsi_update2): Use Pmode.
3194 (movsi_update): Rename to ...
3195 (movsi_<mode>_update): ... this. Use Pmode.
3196 (movsi_update_stack): Fix condition.
3197 (*movhi_update1): Use Pmode. Fix argument to
3198 avoiding_indexed_address_p.
3199 (*movhi_update2): Ditto.
3200 (*movhi_update3): Ditto.
3201 (*movhi_update4): Ditto.
3202 (*movqi_update1): Ditto.
3203 (*movqi_update2): Ditto.
3204 (*movqi_update3): Ditto.
3205 (*movsf_update1, *movdf_update1): Merge, rename to...
3206 (*mov<mode>_update1): This. Use Pmode. Fix argument to
3207 avoiding_indexed_address_p. Add "size" attribute.
3208 (*movsf_update2, *movdf_update2): Merge, rename to...
3209 (*mov<mode>_update2): This. Ditto.
3210 (*movsf_update3): Use Pmode. Fix argument to
3211 avoiding_indexed_address_p.
3212 (*movsf_update4): Ditto.
3213 (allocate_stack): Simplify condition. Adjust pattern names.
3215 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3218 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
3219 whitespace at the start of target attribute string.
3221 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
3224 * config/rs6000/power9.md: Add store forwarding bypass.
3226 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
3229 * valtrack.c (dead_debug_insert_temp): Reset debug references
3230 to the return value of a call being removed.
3232 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3234 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
3235 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
3236 implement target hook.
3237 (arc_memory_move_cost): New function.
3238 (TARGET_REGISTER_MOVE_COST): Define.
3239 (TARGET_MEMORY_MOVE_COST): Likewise.
3240 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
3241 (MEMORY_MOVE_COST): Likewise.
3243 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3245 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
3246 (sibcall_value_insn): Likewise.
3247 * config/arc/constraints.md (Rs5): Remove.
3249 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3251 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
3252 for last two fake registers.
3253 (arc_conditional_register_usage): Make sure fake frame and arg
3254 pointer regs are in general regs class.
3255 (FRAME_POINTER_MASK): Remove.
3256 (RETURN_ADDR_MASK): Remove.
3257 (arc_must_save_register): Use hard frame regnum.
3258 (frame_restore_reg): Use hard_frame_pointer_rtx.
3259 (arc_save_callee_saves): Likewise.
3260 (arc_restore_callee_saves): Likewise.
3261 (arc_save_callee_enter): Likewise.
3262 (arc_restore_callee_leave): Likewise.
3263 (arc_save_callee_milli): Likewise.
3264 (arc_eh_return_address_location): Likewise.
3265 (arc_check_multi): Use hard frame regnum.
3266 (arc_can_eliminate): Likewise.
3267 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
3268 for register allocator.
3269 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
3270 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
3271 (FRAME_POINTER_REGNUM): Change it to a fake register.
3272 (HARD_FRAME_POINTER_REGNUM): Defined.
3273 (ARG_POINTER_REGNUM): Change it to a new fake register.
3274 (ELIMINABLE_REGS): Update.
3275 (REGISTER_NAMES): Update names.
3276 * config/arc/arc.md (LP_START): Remove.
3278 (shift_si3_loop): Update pattern.
3280 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3282 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
3283 to avoid delay slot scheduling.
3284 (arc_must_save_register): Don't save SP.
3285 * config/arc/arc.md (stack_tie): Remove.
3286 (UNSPEC_ARC_STKTIE): Likewise.
3288 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
3289 Shiva Chen <shiva0217@gmail.com>
3291 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
3292 code gen with large shift amount.
3294 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
3296 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
3299 2019-04-16 Jakub Jelinek <jakub@redhat.com>
3302 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
3303 print -m64/-mx32/-m32 if it is true.
3304 (ix86_debug_options, ix86_function_specific_print): Pass true as
3305 ADD_ABI_P to ix86_target_string.
3306 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
3307 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
3308 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
3310 PR rtl-optimization/90082
3311 * dce.c (can_delete_call): New function.
3312 (deletable_insn_p, mark_insn): Use it.
3314 PR tree-optimization/90090
3315 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
3317 (is_division_by_square): Likewise. Formatting fix.
3319 2019-04-16 Richard Biener <rguenther@suse.de>
3321 PR tree-optimization/56049
3322 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
3323 equality check if alias-set zero will prevail.
3325 2019-04-15 Jeff Law <law@redhat.com>
3327 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
3328 size and alignment as unsigned.
3330 2019-04-15 Richard Biener <rguenther@suse.de>
3333 * tree-loop-distribution.c (destroy_loop): Preserve correct
3336 2019-04-15 Richard Biener <rguenther@suse.de>
3338 PR tree-optimization/90071
3339 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
3340 abnormal operands from def stmts.
3342 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
3344 PR rtl-optimization/89794
3345 * combine.c (count_auto_inc): New function.
3346 (try_combine): Count how many auto_inc expressions there were in the
3347 original instructions. Ensure we have the same number in the new
3348 instructions. Remove the code that tried to ensure auto_inc side
3349 effects on i1 and i0 are not lost.
3351 2019-04-15 Richard Biener <rguenther@suse.de>
3354 * tree.h (auto_var_p): Declare.
3355 * tree.c (auto_var_p): New function, split out from ...
3356 (auto_var_in_fn_p): ... here.
3357 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
3359 (new_var_info): Initialize it.
3360 (set_uids_in_ptset): Also set the shadow variable uid if required.
3361 (ipa_pta_execute): Postprocess points-to solutions assigning
3362 shadow variable uids for locals that may reach their containing
3363 function recursively.
3364 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
3365 assert but instead check whether the points-to solution is
3368 2019-04-15 Martin Jambor <mjambor@suse.cz>
3371 * cgraph.c (clone_of_p): Loop over clone chain for each step in
3374 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
3376 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
3378 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
3379 Kito Cheng <kito.cheng@gmail.com>
3380 Shiva Chen <shiva0217@gmail.com>
3382 * config/nds32/nds32-md-auxiliary.c
3383 (nds32_legitimize_pic_address): Use new PIC pattern.
3384 (nds32_legitimize_tls_address): Use new TLS pattern.
3385 (nds32_output_symrel): New.
3386 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
3387 (nds32_alloc_relax_group_id): Ditto.
3388 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
3389 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
3391 (nds32_group_tls_insn): Ditto.
3392 (nds32_group_float_insns): Ditto.
3393 * config/nds32/nds32.md (tls_le): New.
3396 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
3398 * configure: Add nds32 target for dwarf2 debug_line checking.
3399 * configure.ac: Regenerated.
3401 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
3404 * ipa-devirt.c (skip_in_fields_list_p): New.
3405 (odr_types_equivalent_p): Use it.
3407 2019-04-13 Jakub Jelinek <jakub@redhat.com>
3410 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
3411 instead of strncmp when checking for thumb and arm. Formatting fixes.
3413 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
3415 * doc/install.texi: Document --with-target-system-zlib.
3417 2019-04-12 Martin Sebor <msebor@redhat.com>
3423 * targhooks.c (default_vector_alignment): Avoid assuming
3424 argument fits in SHWI.
3425 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
3427 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
3429 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3431 PR rtl-optimization/89965
3432 * dce.c: Include rtl-iter.h.
3433 (struct check_argument_load_data): New type.
3434 (check_argument_load): New function.
3435 (find_call_stack_args): Check for loads from stack slots still tracked
3436 in sp_bytes and punt if any is found.
3438 * config/mips/loongson-mmiintrin.h: Fix up #error message.
3440 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
3442 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
3443 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
3445 2019-04-12 Martin Liska <mliska@suse.cz>
3448 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
3450 (separate_attrs): Handle multiple 'default's.
3451 (expand_target_clones): Rework error handling code.
3453 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
3456 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
3457 mode of vector rather than mode of destination for move instruction.
3458 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
3459 Use QI inner mode with V16QI vector mode.
3461 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3464 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
3465 "invalid %%t operand" in output_operand_lossage message.
3467 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
3469 * config/s390/predicates.md (permute_pattern_operand): New
3471 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
3472 operand for the permute pattern.
3473 ("*vec_perm<mode>"): New insn definition.
3474 ("bswap<mode>"): Generate the permute pattern operand in the
3475 expander and perform the operand reloads for pre arch13 level
3477 ("*bswap<mode>_emu"): Rename to ...
3478 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
3479 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
3480 Add the USE operand for the permute pattern.
3481 ("*vec_set_bswap_vec<mode>"): Likewise.
3483 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3486 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
3487 and gcc_unreachable if it fails, just call tree_to_uhwi which
3488 verifies that too. Test TREE_CHAIN instead of list_length > 1.
3489 Start warning message with a lower-case letter. Formatting fixes.
3491 PR rtl-optimization/90026
3492 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
3493 successors, look for BARRIERs inside of the whole BB_FOOTER chain
3494 rather than just at the start of it. If e->src BB_FOOTER is not NULL
3495 in cfglayout mode, use emit_barrier_after_bb.
3497 2018-04-11 Steve Ellcey <sellcey@marvell.com>
3499 PR rtl-optimization/87763
3500 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
3503 2019-04-11 Tom de Vries <tdevries@suse.de>
3505 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
3506 max macro using statement expression.
3508 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
3510 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
3511 * xcoffout.c (xcoff_private_rodata_section_name): Define.
3512 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
3513 read_only_private_data_section using xcoff_private_rodata_section_name.
3514 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
3516 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
3519 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
3521 2019-04-11 Jakub Jelinek <jakub@redhat.com>
3523 PR rtl-optimization/89965
3524 * dce.c (sp_based_mem_offset): New function.
3525 (find_call_stack_args): Use sp_based_mem_offset.
3527 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
3529 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
3531 2019-04-11 Richard Biener <rguenther@suse.de>
3533 PR tree-optimization/90020
3534 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
3535 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
3536 * tree-ssa-pre.c (compute_avail): Use it to not put
3537 possibly trapping references after a call that might not
3538 return into EXP_GEN.
3539 * gcse.c (compute_hash_table_work): Do not elide
3540 marking a block containing a call if the call might not
3543 2019-04-11 Richard Biener <rguenther@suse.de>
3545 PR tree-optimization/90018
3546 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
3547 Test both SLP and interleaving variants.
3549 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
3551 * config/s390/8561.md: New file.
3552 * config/s390/driver-native.c (s390_host_detect_local_cpu):
3553 Add arch13 cpu model.
3554 * config/s390/s390-opts.h (enum processor_type): Likewise.
3555 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
3556 (s390_get_unit_mask): Likewise.
3557 (s390_is_fpd): Likewise.
3558 (s390_is_fxd): Likewise.
3559 * config/s390/s390.h (s390_tune_attr): Likewise.
3560 * config/s390/s390.md: Include arch13 pipeline description.
3561 * config/s390/s390.opt: Add arch13.
3563 2018-04-10 Steve Ellcey <sellcey@marvell.com>
3565 PR rtl-optimization/87763
3566 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
3568 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
3570 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
3572 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
3573 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
3574 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
3575 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
3577 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
3579 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
3580 "Although" in -fipa-icf documentation.
3582 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
3583 of using multiple -g options.
3585 2019-04-10 Martin Liska <mliska@suse.cz>
3587 PR gcov-profile/89959
3588 * doc/gcov.texi: Make documentation of -x option
3591 2019-04-10 Richard Biener <rguenther@suse.de>
3593 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
3595 (DR_GROUP_SAME_DR_STMT): Remove.
3596 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
3597 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
3598 replace with assert.
3599 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
3600 (vect_record_grouped_load_vectors): Remove unreachable code.
3602 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
3605 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
3606 obsolete reference to N.
3608 2019-04-10 Jakub Jelinek <jakub@redhat.com>
3611 * expr.c (store_expr): Set properly size on the MEM passed to
3615 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
3616 with strlen in between hostsz-3 and hostsz-1 inclusive when no
3617 translation is needed, and when translation is needed, only append
3618 ... if the string length is hostsz or more bytes long. Avoid using
3621 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
3624 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
3625 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
3627 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
3628 differences directly.
3629 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
3631 2019-04-09 Jakub Jelinek <jakub@redhat.com>
3633 PR translation/90011
3634 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
3636 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
3638 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
3639 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
3640 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
3641 trailing space from -gsplit-dwarf diagnostics.
3643 PR tree-optimization/89998
3644 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
3645 instead of integer_type_node if possible, don't add ranges if return
3646 type is not compatible with int.
3647 * gimple-fold.c (gimple_fold_builtin_sprintf,
3648 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
3651 2019-04-09 Martin Liska <mliska@suse.cz>
3653 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
3654 * doc/install.texi: Document the new config.
3656 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
3658 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
3659 use gimple_expr_type for load and store calls. Skip over the
3660 condition argument in a conditional internal function.
3661 Protect use of TREE_INT_CST_LOW.
3663 2019-04-09 Jakub Jelinek <jakub@redhat.com>
3666 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
3667 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
3668 trailing period from it too.
3670 2019-04-08 wu yuan <wuyuan5@huawei.com>
3672 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
3673 * config/aarch64/aarch64.md : Add "tsv110.md"
3674 * config/aarch64/tsv110.md: New file.
3676 2019-04-08 Richard Biener <rguenther@suse.de>
3678 PR tree-optimization/90006
3679 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
3682 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
3685 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
3687 (fma_root_node): Likewise.
3688 (func_fma_steering): Likewise.
3690 2019-04-08 Jakub Jelinek <jakub@redhat.com>
3692 PR rtl-optimization/89865
3693 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
3695 PR rtl-optimization/89865
3696 * config/i386/i386.md
3697 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
3698 numbers not to clash with the additional operands[4].
3699 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
3700 with extra register copy in the middle.
3702 2019-04-08 Martin Liska <mliska@suse.cz>
3704 PR gcov-profile/89961
3705 * doc/gcov.texi: Document data_file.
3706 * gcov.c (generate_results): Add data_info into JSON output.
3708 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
3710 PR tree-optimization/89725
3711 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
3712 loop's chrec as invariant symbol.
3713 * tree-chrec.h (chrec_contains_symbols): New parameter.
3714 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
3715 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
3716 function of loops not in DDR's loop_nest.
3717 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
3719 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
3722 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
3725 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
3728 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
3729 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
3731 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
3733 * sched-deps.c (sched_macro_fuse_insns): Check return value of
3734 targetm.fixed_condition_code_regs.
3736 2019-04-05 Richard Biener <rguenther@suse.de>
3740 * tree-cfgcleanup.c (remove_forwarder_block): Always move
3741 debug bind stmts but reset them if they are not valid at the
3744 2019-04-05 Martin Liska <mliska@suse.cz>
3746 PR translation/89936
3747 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
3748 order to wrap keywords or arguments.
3749 * collect2.c (main): Likewise.
3750 (scan_prog_file): Likewise.
3751 (scan_libraries): Likewise.
3752 * common/config/riscv/riscv-common.c
3753 (riscv_subset_list::parsing_subset_version): Likewise.
3754 (riscv_subset_list::parse_std_ext): Likewise.
3755 * config/aarch64/aarch64.c (aarch64_override_options_internal):
3757 * config/arm/arm.c (arm_option_override): Likewise.
3758 * config/cris/cris.c (cris_print_operand): Likewise.
3759 * config/darwin-c.c (darwin_pragma_options): Likewise.
3760 (darwin_pragma_unused): Likewise.
3761 (darwin_pragma_ms_struct): Likewise.
3762 * config/ft32/ft32.c (ft32_print_operand): Likewise.
3763 * config/i386/i386.c (print_reg): Likewise.
3764 (ix86_print_operand): Likewise.
3765 * config/i386/xm-djgpp.h: Likewise.
3766 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
3767 * config/m32c/m32c.c (m32c_option_override): Likewise.
3768 * config/msp430/msp430.c (msp430_option_override): Likewise.
3769 * config/nds32/nds32.c (nds32_option_override): Likewise.
3770 * config/nvptx/mkoffload.c (main): Likewise.
3771 * config/rx/rx.c (rx_print_operand): Likewise.
3772 (valid_psw_flag): Likewise.
3773 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
3774 (vms_pragma_nomember_alignment): Likewise.
3775 (vms_pragma_extern_model): Likewise.
3776 * lto-wrapper.c (compile_offload_image): Likewise.
3777 * omp-offload.c (oacc_parse_default_dims): Likewise.
3778 * symtab.c (symtab_node::verify_base): Likewise.
3779 * tlink.c (recompile_files): Likewise.
3780 (start_tweaking): Likewise.
3781 * tree-profile.c (parse_profile_filter): Likewise.
3783 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
3785 PR tree-optimization/89956
3786 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
3787 multiple negates of the same value.
3789 2019-04-04 Martin Sebor <msebor@redhat.com>
3793 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
3794 have the same precision since the function crashes otherwise.
3795 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
3796 has non-zero arguments.
3798 2019-04-04 Martin Sebor <msebor@redhat.com>
3801 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
3802 out if the number of arguments is less than expected.
3804 2019-04-04 Jeff Law <law@redhat.com>
3806 PR rtl-optimization/89399
3807 * ree.c (combine_set_extension): Use single_set rather than
3808 digging into PATTERN for items on the candidate list.
3809 (combine_reaching_defs): Likewise.
3811 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
3813 PR rtl-optimization/46590
3814 * loop-invariant.c (find_defs): Move df_remove_problem and
3815 df_process_deferred_rescans to move_invariants.
3816 Move df_live_add_problem and df_live_set_all_dirty calls
3818 (move_invariants): Likewise.
3819 (move_loop_invariants): Likewise, making the df_live calls
3820 conditional on -O. Remove the problem again if we added it
3823 2019-04-03 qing zhao <qing.zhao@oracle.com>
3825 PR tree-optimization/89730
3826 * ipa-inline.c (can_inline_edge_p): Delete the checking for
3827 -flive-patching=inline-only-static.
3828 (can_inline_edge_by_limits_p): Add the checking for
3829 -flive-patching=inline-only-static and grant always_inline
3830 even when -flive-patching=inline-only-static is specified.
3832 2019-04-03 Jeff Law <law@redhat.com>
3834 PR rtl-optimization/81025
3835 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
3837 2019-04-03 Richard Biener <rguenther@suse.de>
3839 PR tree-optimization/84101
3840 * tree-vect-stmts.c: Include explow.h for hard_function_value,
3841 regs.h for hard_regno_nregs.
3842 (cfun_returns): New helper.
3843 (vect_model_store_cost): When vectorizing a store to a decl
3844 we return and the function ABI returns in a multi-reg location
3845 account for the possible spilling that will happen.
3847 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
3849 * config/s390/s390.c (s390_legitimate_address_p): Reject long
3850 displacement addresses for vector mode operands.
3852 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
3854 * config/arc/arc.c (GMASK_LEN): Define.
3855 (arc_restore_callee_saves): Restore first blink when
3858 2019-04-03 Sudakshina Das <sudi.das@arm.com>
3860 * doc/extend.texi: Add deprecated comment on sign-return-address
3861 function attribute and add mbranch-protection.
3862 * doc/invoke.texi: Add bti to the options for mbranch-protection.
3864 2019-04-03 Richard Biener <rguenther@suse.de>
3867 * lto-wrapper.c (run_gcc): Avoid implicit rules making
3868 the all target phony.
3870 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
3874 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
3875 Return false for variable DImode shifts.
3876 (dimode_scalar_chain::compute_convert_gain): Do not handle
3877 register count operand in variable DImode shifts.
3878 (dimode_scalar_chain::make_vector_copies): Remove support to copy
3879 count argument of a variable shift instruction to a vector register.
3880 (dimode_scalar_chain::convert_reg): Remove support to convert
3881 count argument of a variable shift instruction.
3883 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
3885 PR rtl-optimization/84206
3886 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
3887 iterating over loop headers.
3889 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
3891 PR rtl-optimization/85876
3892 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
3893 beyond the original fence.
3895 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
3897 * config.gcc: Mark spu* targets as deprecated/obsolete.
3899 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3901 * config/s390/s390-builtin-types.def: New builtin function type
3902 definitions. Remove unused types.
3903 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
3904 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
3905 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
3906 overloaded builtins.
3907 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
3908 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
3909 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
3910 (vec_double, vec_signed, vec_unsigned): Define to use the new
3911 overloaded builtins.
3912 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
3915 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3917 * config/s390/s390-builtin-types.def: New builtin function type
3919 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
3920 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
3921 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
3922 (s390_vstrszh, s390_vstrszf): New low-level builtins.
3923 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
3924 constant definitions.
3925 * config/s390/vecintrin.h (vec_search_string_cc)
3926 (vec_search_string_until_zero_cc): New builtin name definitions.
3927 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
3929 ("vec_vstrs<mode>"): New insn definition.
3931 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3933 * config/s390/s390-builtin-types.def: Add new builtin function
3935 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
3936 New overloaded builtins.
3937 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
3939 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
3940 (UNSPEC_VEC_SLDBYTE): ... this.
3941 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
3942 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
3944 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
3945 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
3946 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
3948 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3950 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
3951 New insn definition.
3952 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
3953 * config/s390/vector.md (V_HW_HSD): ... here.
3955 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3957 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
3958 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
3959 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
3960 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
3961 New insn definitions.
3963 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3965 * config/s390/s390-builtin-types.def: Add new builtin function type.
3966 * config/s390/s390-builtins.def: Add overloaded builtin
3967 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
3968 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
3969 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
3970 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
3971 ("eltswap<mode>"): New expander.
3972 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
3975 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3977 * config/s390/s390-builtin-types.def: Add new builtin function types.
3978 * config/s390/s390-builtins.def: Add overloaded builtin
3979 s390_vec_revb. Add low-level builtins for vlbr and vstbr
3981 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
3982 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
3983 ("bswap<mode>"): New expander.
3984 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
3986 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3988 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
3989 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
3990 vector builtin version number in __VEC__.
3992 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3994 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
3996 (SFSI): New mode attribute.
3997 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
3998 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
4000 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
4001 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
4002 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
4003 ("floatsi<mode>2"): Add wcefb instruction.
4005 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4007 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
4008 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
4010 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
4011 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
4012 support 32 bit fp-int conversions. Rename to ...
4013 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4014 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4015 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
4016 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
4019 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4021 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
4022 if-then-else constructs if we can use the select instruction.
4023 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
4025 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4027 * config/s390/s390.md ("*popcountdi_arch13_cc")
4028 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
4030 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
4031 Append _z196 to make it ...
4032 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
4033 ("popcounthi2_z196"): ... this.
4034 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
4035 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
4037 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4039 * config/s390/s390.c (s390_canonicalize_comparison): Convert
4040 certain compares for arch13 in order to make use of the condition
4041 code result produced by the new instructions.
4042 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
4043 nxrk, and nxgrk instruction patterns.
4044 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
4045 (inv_no): Add new code iterator together with some attributes.
4046 ("*andc_split_<mode>"): Disable splitter for arch13.
4047 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
4048 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
4049 ("*<ANDOR:bitops_name>c<GPR:mode>")
4050 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
4051 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
4052 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
4053 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
4055 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4057 * common/config/s390/s390-common.c (processor_flags_table): New
4059 * config.gcc: Support arch13 with the --with-arch= configure flag.
4060 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4061 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
4062 * config/s390/s390.c (s390_get_sched_attrmask)
4063 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
4064 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
4065 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
4066 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
4067 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
4069 * config/s390/s390.opt: Support arch13 as processor type in
4070 command line options.
4072 2019-04-02 Martin Liska <mliska@suse.cz>
4074 PR translation/89912
4075 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
4076 Fix param description of graphite-max-arrays-per-scop.
4078 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
4080 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
4081 (ASAN_CC1_SPEC): Use it in 64-bit mode.
4082 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
4084 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4086 PR rtl-optimization/85412
4087 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
4088 sel_sched_region_1, not after.
4090 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4092 PR rtl-optimization/86928
4093 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
4094 compute_live if necessary.
4095 (sel_redirect_edge_and_branch): Likewise.
4097 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
4099 PR rtl-optimization/89865
4100 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
4101 register if it is a part of small class.
4103 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4105 PR rtl-optimization/87273
4106 * sel-sched-ir.c (merge_fences): Remove assert.
4108 2019-04-01 Richard Biener <rguenther@suse.de>
4110 PR tree-optimization/46590
4111 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
4112 (dom_walker::m_reachability): Add in place of...
4113 (dom_walker::m_skip_unreachable_blocks): ...this.
4114 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
4115 Move complex initialization ...
4116 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
4117 lazily and initialize edge flags on each invocation.
4118 (dom_walker::bb_reachable): Use m_reachability.
4120 2019-04-01 Martin Liska <mliska@suse.cz>
4123 * opt-suggestions.c (option_proposer::build_option_suggestions):
4124 Add variant without any argument in order to provide better
4127 2019-04-01 Richard Biener <rguenther@suse.de>
4130 * gimple.c: Include langhooks.h.
4131 (gimple_get_alias_set): Treat enumeral types as the underlying
4134 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
4135 Eric Botcazou <ebotcazou@adacore.com>
4137 PR rtl-optimization/89862
4138 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
4139 that operates on the full registers for WORD_REGISTER_OPERATIONS
4142 2019-03-29 Jim Wilson <jimw@sifive.com>
4144 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
4145 Clear MASK_RVC and then set if C subset supported.
4147 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4150 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
4151 non-addressable complit into its initializer if it is volatile.
4153 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
4155 * opts-common.c (integral_argument): Set errno properly in one case.
4157 2019-03-29 Martin Liska <mliska@suse.cz>
4159 * doc/invoke.texi: Remove -Wchkp from documentation.
4161 2019-03-29 Martin Liska <mliska@suse.cz>
4163 * dbgcnt.c (print_limit_reach): New function.
4166 2019-03-29 Martin Liska <mliska@suse.cz>
4168 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
4169 (dbg_cnt_process_opt): Parse first tokens aas
4170 dbg_cnt_process_single_pair is also using strtok.
4172 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4174 PR rtl-optimization/87485
4175 * function.c (expand_function_end): Move stack_protect_epilogue
4176 before loading of return value into hard register(s).
4178 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4181 * tree-inline.h (struct copy_body_data): Add
4182 dont_remap_vla_if_no_change flag.
4183 * tree-inline.c (remap_type_3, remap_type_2): New functions.
4184 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
4185 and remap_type_2 returns false.
4186 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
4187 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
4188 only from where it is copied to nested contexts.
4190 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4193 * config/i386/i386.md (RMW operation with LEA peephole):
4194 Use LEAMODE mode attribute instead of SWI mode iterator for
4197 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4200 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
4201 Also process XEXP (src, 0) of a shift insn.
4203 2019-03-28 David Malcolm <dmalcolm@redhat.com>
4206 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
4207 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
4209 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4211 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
4213 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
4214 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
4215 immediately after first one with df_analyze in between, but rather
4216 process all bbs, queueing ones that need second pass in a worklist,
4217 df_analyze, process queued debug insn changes and if second pass is
4218 needed, process bbs from worklist, df_analyze, process queued debug
4221 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
4222 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
4223 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
4225 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
4228 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
4231 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
4234 * config/i386/i386.c (ix86_function_value_1): Call the newly added
4235 function for 32-bit MS_ABI.
4236 (function_value_ms_32): New function.
4238 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
4240 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
4241 (movdi): Call gen_movdi_symbol_save_scc.
4242 (gen_movdi_symbol_save_scc): New insn and split.
4244 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
4246 PR rtl-optimization/89313
4247 * function.c (matching_constraint_num): New static function.
4248 (match_asm_constraints_1): Use it. Fixup white space and comment.
4249 Don't replace inputs with non-matching constraints which conflict
4250 with early clobber outputs.
4252 2019-03-27 Jeff Law <law@redhat.com>
4255 PR rtl-optimization/87761
4256 PR rtl-optimization/89826
4257 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
4259 (pass_cprop_hardreg::execute): Call df_analyze after adding the
4260 note problem to get REG_DEAD/REG_UNUSED notes updated.
4262 2019-03-27 Richard Biener <rguenther@suse.de>
4264 PR tree-optimization/89463
4265 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
4266 queue edges to remove.
4267 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
4268 dead stmts. Delay edge removal until PHIs are removed to
4269 make debug-stmt creation not confused by seemingly degenerate
4272 2019-03-27 Alan Modra <amodra@gmail.com>
4274 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
4276 * config/rs6000/darwin.h: Likewise.
4277 * config/rs6000/rs6000.c: Likewise.
4279 2019-03-27 Alan Modra <amodra@gmail.com>
4281 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
4282 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
4284 2019-03-26 Andrew Waterman <andrew@sifive.com>
4285 Jim Wilson <jimw@sifive.com>
4287 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
4288 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
4289 (generic_idivdi, generic_fmul_single, generic_fmul_double)
4290 (generic_fdiv, generic_fsqrt): Add check for generic tune.
4291 (generic_alu): Add auipc to type list.
4292 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
4293 (riscv_microarchitecture): Declare.
4294 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
4295 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
4297 (riscv_microarchitecture): New.
4298 (sifive_7_tune_info): New.
4299 (riscv_cpu_info_table): Add microarchitecture value for rocket and
4300 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
4302 (riscv_store_data_bypass_p): New.
4303 (riscv_option_override): Set riscv_microarchitecture from
4304 cpu->microarchitecture.
4305 * config/riscv/riscv.md: Include sifive-7.md.
4308 (auipc<mode>): Change type to auipc.
4309 (restore_stack_nonlocal): New.
4310 * config/riscv/sifive-7.md: New.
4311 * doc/invoke.texi (RISC-V Options): Update mtune docs.
4313 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
4316 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
4317 Also process XEXP (src, 0) of a shift insn.
4319 2019-03-26 Richard Biener <rguenther@suse.de>
4321 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
4322 (copy_debug_stmt): Likewise.
4323 (expand_call_inline): Likewise.
4324 (copy_bb): Avoid redundant lookup & set of gimple_block.
4325 * gimple-low.c (lower_gimple_return): Likewise.
4326 (lower_builtin_setjmp): Likewise.
4328 2019-03-26 Jakub Jelinek <jakub@redhat.com>
4330 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
4331 is constant 0, turn into static const data member initialized to false.
4332 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
4333 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
4335 2019-03-26 Jason Merrill <jason@redhat.com>
4336 Jakub Jelinek <jakub@redhat.com>
4338 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
4340 (mem_alloc_description::release_object_overhead): Fix comment typos.
4341 * hash-table.h (hash_table::~hash_table): Call
4342 release_instance_overhead only if m_entries is non-NULL, otherwise
4343 call unregister_descriptor.
4345 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
4347 PR tree-optimization/81740
4348 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4349 In case of outer loop vectorization, check for backward dependence
4350 at the inner loop if outer loop dependence is reversed.
4352 2019-03-26 Alan Modra <amodra@gmail.com>
4354 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
4355 rs6000_vector_mem init. Correct wI and wJ comment.
4357 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
4359 PR rtl-optimization/88347
4360 PR rtl-optimization/88423
4361 * sched-deps.c (sched_analyze_insn): Take into account that for
4362 tablejumps the barrier appears after a label and a jump_table_data.
4364 2019-03-25 Martin Sebor <msebor@redhat.com>
4367 * c-common.c (check_user_alignment): Rename local. Correct maximum
4368 alignment in diagnostic. Avoid assuming argument fits in SHWI,
4369 convert it to UHWI when it fits.
4371 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
4374 * dwarf2out.c (premark_used_variables): New function.
4375 (prune_unused_types_walk): Do not mark not premarked external
4377 (prune_unused_types): Call premark_used_variables.
4379 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
4381 PR rtl-optimization/89676
4382 * lra-constraints.c (curr_insn_transform): Do match reload for
4383 early clobbers when the match was successful only for different
4386 2019-03-25 Martin Sebor <msebor@redhat.com>
4388 * doc/extend.texi (Common Type Attributes): Document vector_size.
4389 (Common Variable Attributes): Mention size constraint. Correct
4391 (Vector Extensions): Use @dfn when defining bas type. Clarify
4392 base type and size constraints.
4394 2019-03-25 Richard Biener <rguenther@suse.de>
4396 PR tree-optimization/89789
4397 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
4398 changes from non-undefined back to undefined.
4400 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
4402 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
4403 heap string and a gc string, but since this variable is unknown to
4404 ggc the gc string might get reused and corrupted. Fixed by always
4405 using a heap string.
4407 2019-03-25 Richard Biener <rguenther@suse.de>
4409 PR tree-optimization/89779
4410 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
4411 to remove IV defs, delay actual removal.
4412 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
4413 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
4414 very end, properly also reset loop control IV information.
4416 2019-03-25 Richard Biener <rguenther@suse.de>
4418 PR tree-optimization/89802
4419 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
4420 move EH data to folded stmt.
4422 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
4424 * config/s390/s390-builtin-types.def: Remove few unused types and
4425 fix sort order for others.
4427 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
4429 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
4430 expected and found types with -mdebug during builtin matching.
4432 2019-03-25 Richard Biener <rguenther@suse.de>
4435 * fold-const.c (operand_equal_p): Revert last change with
4438 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
4440 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
4441 notes for the result of the __tls_get_addr calls.
4442 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
4444 2019-03-24 Jeff Law <law@redhat.com>
4446 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
4448 PR rtl-optimization/87761
4449 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
4450 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
4452 (pass_cprop_hardreg::execute): Add df note problem and defer insn
4453 rescans. Reprocess blocks as needed, calling df_analyze before
4454 reprocessing. Always call df_analyze before fixing up debug bind
4457 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
4459 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
4462 2019-03-22 Andrew Pinski <apinski@marvell.com>
4464 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
4465 attrribute for uxtw.
4467 2019-03-26 Jeff Law <law@redhat.com>
4469 PR rtl-optimization/87761
4470 * config/mips/mips-protos.h (mips_split_move): Add new argument.
4471 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
4472 (mips_split_move): Accept new INSN argument. Try to forward SRC
4473 into the next instruction.
4474 (mips_split_move_insn): Pass INSN through to mips_split_move.
4476 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
4478 PR rtl-optimization/89676
4479 * lra-constraints.c (curr_insn_transform): Do match reload for
4480 early clobbers even if the match was successful.
4482 2019-03-22 Jakub Jelinek <jakub@redhat.com>
4485 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
4487 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
4489 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
4491 2019-03-22 Jakub Jelinek <jakub@redhat.com>
4493 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
4494 <avx512>_fmsub_<mode>_mask3<round_name>,
4495 <avx512>_fnmadd_<mode>_mask3<round_name>,
4496 <avx512>_fnmsub_<mode>_mask3<round_name>,
4497 avx512f_vmfmadd_<mode>_mask3<round_name>,
4498 avx512f_vmfmsub_<mode>_mask3<round_name>,
4499 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
4500 instead of register_operand and %v instead of v for match_operand 1.
4501 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
4502 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
4503 <round_nimm_predicate> instead of register_operand and %v instead of v
4504 for match_operand 1.
4506 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
4507 <avx512>_fmadd_<mode>_mask3<round_name>,
4508 <avx512>_fmsub_<mode>_mask<round_name>,
4509 <avx512>_fmsub_<mode>_mask3<round_name>,
4510 <avx512>_fnmadd_<mode>_mask<round_name>,
4511 <avx512>_fnmadd_<mode>_mask3<round_name>,
4512 <avx512>_fnmsub_<mode>_mask<round_name>,
4513 <avx512>_fnmsub_<mode>_mask3<round_name>,
4514 <avx512>_fmaddsub_<mode>_mask<round_name>,
4515 <avx512>_fmaddsub_<mode>_mask3<round_name>,
4516 <avx512>_fmsubadd_<mode>_mask<round_name>,
4517 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
4518 <round_nimm_predicate> instead of nonimmediate_operand.
4519 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
4520 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
4521 Use register_operand instead of <round_nimm_predicate> for the
4522 operand that needs to match output.
4523 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
4524 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
4525 Likewise. Formatting fixes.
4528 * config/i386/i386.c (enum ix86_builtins): Remove
4529 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
4530 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
4531 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
4532 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
4533 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
4534 __builtin_ia32_vfmsubss3_mask3): New builtins.
4535 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
4536 avx512f_vmfmadd_<mode>_mask3<round_name>,
4537 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
4538 *avx512f_vmfmsub_<mode>_mask<round_name>,
4539 avx512f_vmfmsub_<mode>_mask3<round_name>,
4540 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
4541 *avx512f_vmfnmadd_<mode>_mask<round_name>,
4542 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
4543 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
4544 *avx512f_vmfnmsub_<mode>_mask<round_name>,
4545 avx512f_vmfnmsub_<mode>_mask3<round_name>,
4546 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
4547 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
4548 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
4549 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
4550 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
4551 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
4552 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
4553 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
4554 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
4555 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
4556 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
4557 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
4558 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
4559 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
4560 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
4561 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
4562 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
4563 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
4564 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
4565 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
4566 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
4567 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
4569 2019-03-21 Martin Sebor <msebor@redhat.com>
4571 PR tree-optimization/89350
4572 * builtins.c (compute_objsize): Also ignore offsets whose upper
4574 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
4575 (builtin_memref::builtin_memref): Initialize new member.
4576 Allow EXPR to be null.
4577 (builtin_memref::extend_offset_range): Replace local with a member.
4578 Avoid assuming pointer offsets are unsigned.
4579 (builtin_memref::set_base_and_offset): Determine base object
4580 before computing offset range.
4581 (builtin_access::builtin_access): Handle memset.
4582 (builtin_access::generic_overlap): Replace local with a member.
4583 (builtin_access::strcat_overlap): Same.
4584 (builtin_access::overlap): Same.
4585 (maybe_diag_overlap): Same.
4586 (maybe_diag_access_bounds): Same.
4587 (wrestrict_dom_walker::check_call): Handle memset.
4588 (check_bounds_or_overlap): Same.
4590 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
4591 Jakub Jelinek <jakub@redhat.com>
4594 * tree.c (fld_type_variant, fld_incomplete_type_of,
4595 fld_process_array_type): Call fld->pset.add and don't call
4596 add_tree_to_fld_list if it returns true.
4597 (free_lang_data_in_type): Similarly with self-recursive call. Purge
4598 non-marked types from TYPE_NEXT_VARIANT list.
4599 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
4601 2019-03-21 Jakub Jelinek <jakub@redhat.com>
4603 * hash-table.h (hash_table): Add Lazy template parameter defaulted
4604 to false, if true, don't alloc_entries during construction, but defer
4605 it to the first method that needs m_entries allocated.
4606 (hash_table::hash_table, hash_table::~hash_table,
4607 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
4608 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
4609 hash_table::clear_slot, hash_table::traverse_noresize,
4610 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
4611 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
4613 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
4614 NO_INSERT instead of find_with_hash.
4615 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
4616 hash_set::m_table): Add Lazy to template params of hash_table.
4617 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
4618 * attribs.c (test_attribute_exclusions): Likewise.
4619 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
4620 hash_set. Add tests for hash_set with Lazy = true.
4622 2019-03-21 Richard Biener <rguenther@suse.de>
4624 PR tree-optimization/89779
4625 * tree.c (tree_nop_conversion): Consolidate and fix defensive
4626 checks with respect to released SSA names now having error_mark_node
4628 * fold-const.c (operand_equal_p): Likewise.
4630 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
4633 * config/s390/s390.c (global_not_special_regno_p): Move to make it
4635 (s390_optimize_register_info): Use global_not_special_regno_p to
4636 check for global regs.
4638 2019-03-20 Jakub Jelinek <jakub@redhat.com>
4641 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
4642 update this_alternative nor this_alternative_set.
4644 2019-03-19 Jim Wilson <jimw@sifive.com>
4647 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
4648 align, size, offset. Use them to handle a BLKmode reference. Update
4650 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
4652 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4654 PR rtl-optimization/89768
4655 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
4657 (unroll_loop_runtime_iterations): Likewise.
4659 2019-03-19 Martin Sebor <msebor@redhat.com>
4661 PR tree-optimization/89644
4662 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
4663 rather than endptr as an indicator of nul-termination.
4665 PR tree-optimization/89644
4666 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
4667 arrays in determining sequence sizes in strncpy and stpncpy.
4669 2019-03-19 Martin Liska <mliska@suse.cz>
4672 * predict.c (combine_predictions_for_bb): Empty likely_edges and
4673 unlikely_edges if there's an edge that belongs to both these sets.
4675 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
4678 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
4679 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
4680 go via a stack temporary.
4682 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4685 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
4686 instead of gen_rtx_SUBREG.
4687 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
4689 2019-03-19 Richard Biener <rguenther@suse.de>
4692 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
4694 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
4698 * tree.c (free_lang_data_in_decl): Do not free context of C++
4701 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4704 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
4705 subs for the first alternative except when operands[3] is 1.
4708 * gimplify.c (gimplify_asm_expr): For output argument with
4709 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
4712 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
4714 PR rtl-optimization/89753
4715 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
4716 explicit unrolling factor even more robust.
4718 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4721 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
4722 compensation use x2 += 1 instead of x2 -= -1 and when honoring
4723 signed zeros, do another copysign after the compensation.
4725 2019-03-18 Martin Sebor <msebor@redhat.com>
4727 PR tree-optimization/89720
4728 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
4729 more conservatively, the same as anti-range.
4731 2019-03-18 Richard Biener <rguenther@suse.de>
4734 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
4735 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
4736 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
4737 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
4739 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
4741 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
4742 Extend queue to 1024 entries.
4743 Add "consumed" field.
4744 (gomp_print_output): Remove print_index parameter.
4745 Add final parameter.
4746 Change limit to unsigned.
4747 Use consumed field to implement circular buffer.
4748 Detect interrupted print in final pass.
4749 Flush output at the end.
4750 (run): Update gomp_print_output usage.
4751 (main): Initialize kernargs->output_data.consumed.
4753 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
4755 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
4756 calculation of the minimum number of scalar iterations for
4757 fully-predicated loops.
4759 2019-03-18 Martin Jambor <mjambor@suse.cz>
4761 PR tree-optimization/89546
4762 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
4763 any propagation to its children took place.
4765 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
4768 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
4769 parameter, and make use of it.
4770 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
4772 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4774 * config/arc/arc.opt (mcode-density-frame): Get the inital value
4775 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
4776 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
4777 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
4778 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
4779 match what the ops is doing.
4780 (push_multi_fp_blink): Likewise.
4781 * config/arc/arc.c (arc_override_options): Enable enter/leave when
4782 compiling for size and elf target.
4783 (arc_save_callee_enter): Adjust note to match what enter/leave
4786 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4788 * config/arc/arc.md (tst_movb): Fix constraint.
4790 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4792 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
4794 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4796 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
4797 * config/arc/arc.c (arc_conditional_register_usage): Remove all
4798 reg_alloc_order references.
4799 (size_alloc_order): Define.
4800 (arc_adjust_reg_alloc_order): New function.
4801 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
4803 (ADJUST_REG_ALLOC_ORDER): Define.
4804 (HONOR_REG_ALLOC_ORDER): Likewise.
4806 2019-03-18 Richard Biener <rguenther@suse.de>
4809 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
4810 loads and stores a bit more.
4812 2019-03-18 Richard Biener <rguenther@suse.de>
4815 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
4816 load pessimization to stores as well.
4818 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
4821 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
4822 successor, use NULL as its av set.
4824 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
4826 PR rtl-optimization/89721
4827 * lra-constraints (invariant_p): Return false if side_effects_p holds.
4829 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
4832 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4833 When handling vec_extract, use modular arithmetic to allow
4834 constant selectors greater than vector length.
4835 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
4836 V1TImode vectors to have constant selector values greater than 0.
4837 Use modular arithmetic to compute vector index.
4838 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
4839 index for in-memory vectors. Correct code generation for
4840 in-register vectors.
4841 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
4844 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
4848 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
4851 2019-03-15 Jakub Jelinek <jakub@redhat.com>
4854 * tree.c (inchash::add_expr): Strip any location wrappers.
4855 * fold-const.c (operand_equal_p): Move stripping of location wrapper
4856 after hash verification.
4859 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
4860 SIGN_EXTEND and ZERO_EXTEND.
4862 2019-03-14 Jason Merrill <jason@redhat.com>
4863 Jakub Jelinek <jakub@redhat.com>
4865 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
4866 than if is_empty (*slot).
4867 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
4868 existing elt and for elt removal.
4869 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
4870 of already removed elt.
4872 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
4875 * config/i386/i386.c (remove_partial_avx_dependency): Handle
4878 2019-03-14 Martin Liska <mliska@suse.cz>
4881 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
4883 2019-03-14 Richard Biener <rguenther@suse.de>
4886 * config/i386/i386.c (make_resolver_func): Properly set
4887 DECL_CONTEXT on the RESULT_DECL.
4888 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
4890 2019-03-14 Richard Biener <rguenther@suse.de>
4892 * gimple-pretty-print.c: Include cfgloop.h.
4893 (dump_gimple_phi): Adjust.
4894 (dump_gimple_bb_header): Dump loop header for GIMPLE.
4895 (pp_cfg_jump): Adjust.
4896 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
4897 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
4898 (lower_phi_internal_fn): Remove.
4899 (verify_gimple_call): Remove IFN_PHI special-casing.
4900 (dump_function_to_file): Dump IL state.
4901 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
4902 done to deal with PHI nodes being present in non-SSA state.
4904 2019-03-14 Jakub Jelinek <jakub@redhat.com>
4907 * multiple_target.c (create_dispatcher_calls): Change
4908 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
4909 In the node->iterate_referring loop, push *ref rather than ref, call
4910 ref->remove_reference () and always pass 0 to iterate_referring.
4912 PR rtl-optimization/89679
4913 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
4914 would contain a paradoxical SUBREG.
4916 2019-03-14 Richard Biener <rguenther@suse.de>
4918 PR tree-optimization/89710
4919 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
4922 2019-03-14 Martin Liska <mliska@suse.cz>
4924 * coverage.c (coverage_begin_function): Stream also
4926 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
4927 documentation about function declaration location.
4928 * gcov-dump.c (tag_function): Print whole range
4929 of function declaration.
4930 * gcov.c (struct function_info): Add end_column field.
4931 (function_info::function_info): Initialize it.
4932 (output_json_intermediate_file): Output {start,end}_column
4934 (read_graph_file): Read end_column.
4936 2019-03-14 Richard Biener <rguenther@suse.de>
4939 * fold-const.c (operand_equal_p): For INDIRECT_REF check
4940 that the access types are similar.
4942 2019-03-14 Jakub Jelinek <jakub@redhat.com>
4944 PR tree-optimization/89703
4945 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
4946 aren't compatible also with builtin_decl_explicit. Check pure
4947 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
4948 and BUILT_IN_STPNCPY{,_CHK}.
4950 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
4953 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
4954 addr32 prefix to VSIB address for X32.
4955 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
4957 (*avx512pf_gatherpf<mode>df_mask): Likewise.
4958 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
4959 (*avx512pf_scatterpf<mode>df_mask): Likewise.
4960 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
4961 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
4962 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
4963 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
4964 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
4965 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
4966 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
4967 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
4968 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
4969 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
4970 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
4971 (*avx512f_scatterdi<mode>): Likewise.
4973 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
4976 * lra-constraints.c (inherit_in_ebb): Update
4977 potential_reload_hard_regs along with live_hard_regs.
4979 2019-03-13 Jakub Jelinek <jakub@redhat.com>
4982 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
4984 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
4986 2019-03-13 Martin Sebor <msebor@redhat.com>
4988 PR tree-optimization/89662
4989 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
4992 2019-03-13 Richard Biener <rguenther@suse.de>
4995 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
4996 throw FP expressions at tree-affine.
4998 2019-03-14 Richard Biener <rguenther@suse.de>
5000 * tree-pretty-print.c (dump_generic_node): For -gimple properly
5001 dump negative integer constants using _Literal (type) -num.
5003 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5005 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
5006 nonlocal_value member.
5009 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
5010 (ipa_simd_modify_function_body): Handle PHIs.
5012 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5014 * config/s390/s390.c (s390_option_override_internal): Use more
5015 aggressive inlining parameters.
5017 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5019 * config/s390/3906.md: New file.
5020 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5021 (LONGRUNNING_THRESHOLD): Remove.
5022 (MAX_SCHED_MIX_SCORE): Decrease.
5023 (MAX_SCHED_MIX_DISTANCE): Decrease.
5024 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
5025 (struct s390_sched_state): New struct to hold scheduling state.
5026 (S390_SCHED_STATE_NORMAL): Remove.
5027 (S390_SCHED_STATE_CRACKED): Remove.
5028 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
5029 (s390_get_sched_attrmask): Use new attribute.
5030 (s390_get_unit_mask): Use new units.
5031 (s390_is_fpd): New function.
5032 (s390_is_fxd): New function.
5033 (s390_is_longrunning): New function.
5034 (s390_sched_score): Use new functions.
5035 (s390_sched_reorder): Likewise.
5036 (s390_sched_variable_issue): Rework and use new functions.
5037 (s390_sched_init): Use new functions.
5038 * config/s390/s390.h (s390_tune_attr): Add z14.
5039 * config/s390/s390.md: Add z14.
5041 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5043 * config/s390/2964.md: Update pipeline description.
5044 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5045 (LONGRUNNING_THRESHOLD): Remove.
5046 (LATENCY_FACTOR): Remove.
5047 (s390_get_unit_mask): Add unit.
5048 (s390_sched_score): Use fxd/fpd.
5049 (s390_sched_variable_issue): Use fxd/fpd.
5051 2019-03-12 Martin Liska <mliska@suse.cz>
5053 * config/i386/i386.c: Reword an error message.
5055 2019-03-12 Martin Jambor <mjambor@suse.cz>
5057 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
5058 terminate with newline.
5060 2019-03-12 Jakub Jelinek <jakub@redhat.com>
5063 * config/s390/s390.md (tabort): Use %wd instead of
5064 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
5065 letters and periods.
5066 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
5067 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
5071 * builtins.c (expand_builtin_int_roundingfn,
5072 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
5073 gcc_unreachable if validate_arglist fails.
5075 2019-03-12 Richard Biener <rguenther@suse.de>
5077 PR tree-optimization/89664
5078 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
5079 free the occurance tree after the early out.
5081 2019-03-11 Jakub Jelinek <jakub@redhat.com>
5085 * vr-values.c (vr_values::update_value_range): If
5086 old_vr->varying_p (), don't update it, make new_vr also VARYING
5089 2019-03-11 Martin Liska <mliska@suse.cz>
5091 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5092 Fix double string quoting.
5094 2019-03-11 Martin Liska <mliska@suse.cz>
5096 * collect-utils.c (collect_wait): Wrap apostrophes
5097 in gcc internal format with %'.
5098 * collect2.c (main): Likewise.
5099 (scan_prog_file): Likewise.
5100 (scan_libraries): Likewise.
5101 * config/i386/i386.c (ix86_expand_call): Likewise.
5102 (ix86_handle_interrupt_attribute): Likewise.
5103 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
5104 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
5105 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
5106 * lto-wrapper.c (find_crtoffloadtable): Likewise.
5107 * symtab.c (symtab_node::verify_base): Likewise.
5108 * tree-cfg.c (verify_gimple_label): Likewise.
5109 * tree.c (verify_type_variant): Likewise.
5111 2019-03-11 Martin Liska <mliska@suse.cz>
5113 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
5114 in a string format message and fix GNU coding style.
5115 (expand_builtin_set_thread_pointer): Likewise.
5116 * common/config/aarch64/aarch64-common.c
5117 (aarch64_rewrite_selected_cpu): Likewise.
5118 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
5119 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
5120 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
5121 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
5122 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
5123 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
5124 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
5125 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
5126 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
5127 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
5129 * common/config/riscv/riscv-common.c
5130 (riscv_subset_list::parsing_subset_version): Likewise.
5131 (riscv_subset_list::parse_std_ext): Likewise.
5132 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
5133 (riscv_subset_list::parse): Likewise.
5134 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
5135 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
5136 (aarch64_override_options_internal): Likewise.
5137 (aarch64_validate_mcpu): Likewise.
5138 (aarch64_validate_march): Likewise.
5139 (aarch64_validate_mtune): Likewise.
5140 (aarch64_override_options): Likewise.
5141 * config/alpha/alpha.c (alpha_option_override): Likewise.
5142 * config/arc/arc.c (arc_init): Likewise.
5143 (parse_mrgf_banked_regs_option): Likewise.
5144 (arc_override_options): Likewise.
5145 (arc_expand_builtin_aligned): Likewise.
5146 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
5147 (arm_expand_builtin): Likewise.
5148 * config/arm/arm.c (arm_option_check_internal): Likewise.
5149 (arm_configure_build_target): Likewise.
5150 (arm_option_override): Likewise.
5151 (arm_options_perform_arch_sanity_checks): Likewise.
5152 (arm_handle_cmse_nonsecure_entry): Likewise.
5153 (arm_handle_cmse_nonsecure_call): Likewise.
5154 (arm_tls_referenced_p): Likewise.
5155 (thumb1_expand_prologue): Likewise.
5156 * config/avr/avr.c (avr_option_override): Likewise.
5157 * config/bfin/bfin.c (bfin_option_override): Likewise.
5158 * config/c6x/c6x.c (c6x_option_override): Likewise.
5159 * config/cr16/cr16.c (cr16_override_options): Likewise.
5160 * config/cris/cris.c (cris_option_override): Likewise.
5161 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
5162 * config/darwin-c.c (macosx_version_as_macro): Likewise.
5163 * config/darwin.c (darwin_override_options): Likewise.
5164 * config/frv/frv.c (frv_expand_builtin): Likewise.
5165 * config/h8300/h8300.c (h8300_option_override): Likewise.
5166 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
5167 (ix86_option_override_internal): Likewise.
5168 (warn_once_call_ms2sysv_xlogues): Likewise.
5169 (ix86_expand_prologue): Likewise.
5170 (split_stack_prologue_scratch_regno): Likewise.
5171 (ix86_warn_parameter_passing_abi): Likewise.
5172 * config/ia64/ia64.c (fix_range): Likewise.
5173 * config/m68k/m68k.c (m68k_option_override): Likewise.
5174 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
5175 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
5176 (mips_set_compression_mode): Likewise.
5177 * config/mmix/mmix.c (mmix_option_override): Likewise.
5178 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
5179 * config/msp430/msp430.c (msp430_option_override): Likewise.
5180 * config/nds32/nds32.c (nds32_option_override): Likewise.
5181 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
5182 (nios2_option_override): Likewise.
5183 (nios2_expand_custom_builtin): Likewise.
5184 * config/nvptx/mkoffload.c (main): Likewise.
5185 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
5186 * config/pa/pa.c (fix_range): Likewise.
5187 (pa_option_override): Likewise.
5188 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
5189 (riscv_option_override): Likewise.
5190 * config/rl78/rl78.c (rl78_option_override): Likewise.
5191 * config/rs6000/aix61.h: Likewise.
5192 * config/rs6000/aix71.h: Likewise.
5193 * config/rs6000/aix72.h: Likewise.
5194 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
5195 * config/rs6000/freebsd64.h: Likewise.
5196 * config/rs6000/linux64.h: Likewise.
5197 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
5198 (rs6000_expand_zeroop_builtin): Likewise.
5199 (rs6000_expand_mtfsb_builtin): Likewise.
5200 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
5201 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
5202 (rs6000_invalid_builtin): Likewise.
5203 (rs6000_expand_split_stack_prologue): Likewise.
5204 * config/rs6000/rtems.h: Likewise.
5205 * config/rx/rx.c (valid_psw_flag): Likewise.
5206 (rx_expand_builtin): Likewise.
5207 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
5208 * config/s390/s390.c (s390_expand_builtin): Likewise.
5209 (s390_function_profiler): Likewise.
5210 (s390_option_override_internal): Likewise.
5211 (s390_option_override): Likewise.
5212 * config/sh/sh.c (sh_option_override): Likewise.
5213 (sh_builtin_saveregs): Likewise.
5214 (sh_fix_range): Likewise.
5215 * config/sh/vxworks.h: Likewise.
5216 * config/sparc/sparc.c (sparc_option_override): Likewise.
5217 * config/spu/spu.c (spu_option_override): Likewise.
5218 (fix_range): Likewise.
5219 * config/visium/visium.c (visium_option_override): Likewise.
5220 (visium_handle_interrupt_attr): Likewise.
5221 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
5222 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
5223 (dbg_cnt_process_opt): Likewise.
5224 * dwarf2out.c (output_dwarf_version): Likewise.
5225 * except.c (expand_eh_return): Likewise.
5226 * gcc.c (defined): Likewise.
5227 (driver_handle_option): Likewise.
5228 (process_command): Likewise.
5229 (compare_files): Likewise.
5230 (driver::prepare_infiles): Likewise.
5231 (driver::do_spec_on_infiles): Likewise.
5232 (driver::maybe_run_linker): Likewise.
5233 * omp-offload.c (oacc_parse_default_dims): Likewise.
5234 * opts-global.c (handle_common_deferred_options): Likewise.
5235 * opts.c (parse_sanitizer_options): Likewise.
5236 (common_handle_option): Likewise.
5237 (enable_warning_as_error): Likewise.
5238 * passes.c (enable_disable_pass): Likewise.
5239 * plugin.c (parse_plugin_arg_opt): Likewise.
5240 (default_plugin_dir_name): Likewise.
5241 * targhooks.c (default_expand_builtin_saveregs): Likewise.
5242 (default_pch_valid_p): Likewise.
5243 * toplev.c (init_asm_output): Likewise.
5244 (process_options): Likewise.
5245 (toplev::run_self_tests): Likewise.
5246 * tree-cfg.c (verify_gimple_call): Likewise.
5247 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
5248 (tree_inlinable_function_p): Likewise.
5249 * var-tracking.c (vt_find_locations): Likewise.
5251 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
5253 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
5254 only on the else branch.
5256 2019-03-11 Martin Liska <mliska@suse.cz>
5258 * gcov.c (output_intermediate_json_line): Print function
5260 (output_json_intermediate_file): Add new argument.
5261 * doc/gcov.texi: Document the change.
5263 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
5265 PR rtl-optimization/89588
5266 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5267 explicit unrolling factor more robust.
5269 2019-03-11 Richard Biener <rguenther@suse.de>
5271 PR tree-optimization/89649
5272 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
5273 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
5274 on the prolog and epilog loops.
5275 (vect_loop_versioning): Return copy of loop.
5276 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
5277 on the non-vectorized version of the loop.
5279 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
5282 * config/i386/sse.md (*vec_extractv2di_0_sse):
5283 Add (=r,x) alternative and corresponding splitter.
5285 2019-03-10 Martin Jambor <mjambor@suse.cz>
5287 PR tree-optimization/85762
5288 PR tree-optimization/87008
5289 PR tree-optimization/85459
5290 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
5291 it points to if there is a type changing MEM_REF. Adjust all callers.
5292 (build_accesses_from_assign): Disable total scalarization if
5293 contains_vce_or_bfcref_p returns true through the new parameter, for
5296 2019-03-09 Jakub Jelinek <jakub@redhat.com>
5299 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
5300 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
5303 * common.opt (fdiagnostics-show-labels,
5304 fdiagnostics-show-line-numbers, fdiagnostics-format=,
5305 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
5306 gas-locview-support, ginline-points, ginternal-reset-location-views):
5307 Terminate description text with a dot.
5308 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
5309 * config/mcore/mcore.opt (m210, m340): Likewise.
5310 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
5311 mnops=): Start description text with a capital letter.
5312 * config/arc/arc.opt (msize-level=): Likewise.
5313 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
5314 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
5316 * config/ft32/ft32.opt (msim): Likewise.
5317 (mft32b, mcompress): Likewise. Terminate description text with a dot.
5318 (mnodiv, mnopm): Terminate description text with a dot.
5319 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
5321 * config/i386/i386.opt (prefer_vector_width, instrument_return):
5323 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
5326 PR rtl-optimization/89634
5327 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
5328 are modified in BB_END (e->src) instruction.
5330 2019-03-08 David Malcolm <dmalcolm@redhat.com>
5333 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
5334 messages more amenable to translation, and improve wording.
5336 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
5338 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
5339 ud- and du-chains between phases.
5341 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
5344 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
5345 instead of POLY_INT_CST.
5347 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
5349 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
5352 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
5357 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
5358 (_mm_storeu_si64): Ditto.
5360 2019-03-08 Martin Liska <mliska@suse.cz>
5363 * config/i386/i386.c (ix86_option_override_internal): Disable
5364 jump tables when retpolines are used.
5366 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
5369 * ipa-split.c (execute_split_functions): Do not split
5370 'noinline' or 'section' function.
5372 2019-03-08 Jakub Jelinek <jakub@redhat.com>
5375 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
5376 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
5377 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
5380 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
5381 from diagnostics. Formatting fixes.
5384 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
5385 warn_odr diagnostics.
5388 * lra-constraints.c (process_alt_operands): Avoid one space before
5389 " at the end of line and another after " on another line in a string
5391 * attribs.c (handle_dll_attribute): Likewise.
5392 * config/avr/avr-devices.c (avr_texinfo): Likewise.
5394 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
5395 warning_at or inform messages in G_() if there is no ?:.
5397 PR tree-optimization/89550
5398 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
5399 returned true. Formatting fixes.
5400 (expand_builtin_strnlen): Formatting fixes.
5401 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
5402 if warning_at returned true.
5403 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
5405 2019-03-08 Richard Biener <rguenther@suse.de>
5408 * cfgloop.h (struct loop): Add owned_clique field.
5409 * cfgloopmanip.c (copy_loop_info): Copy it.
5410 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
5412 * tree-inline.c (copy_loops): Remap owned_clique.
5413 * lto-streamer-in.c (input_cfg): Stream owned_clique.
5414 * lto-streamer-out.c (output_cfg): Likewise.
5416 2019-03-08 Jakub Jelinek <jakub@redhat.com>
5419 * config/darwin.c: Include intl.h.
5420 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
5421 composing the message out of two separate parts.
5423 2019-03-07 Jakub Jelinek <jakub@redhat.com>
5426 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
5427 doesn't start with a capital letter and doesn't end with a dot.
5428 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
5429 with a capital letter.
5430 (ix86_mangle_function_version_assembler_name): Likewise.
5431 (ix86_generate_version_dispatcher_body): Likewise.
5432 (fold_builtin_cpu): Likewise.
5433 (get_builtin_code_for_version): Likewise. Remove extraneous space.
5434 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
5435 translators, wrap full type name in %qs.
5437 PR translation/79999
5438 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
5439 depend clause with source (or sink) modifier.
5440 * omp-expand.c (expand_omp_ordered_sink): Likewise.
5443 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
5444 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
5445 (avx512f_load<mode>_mask): New define_expand.
5446 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
5447 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
5448 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
5449 __builtin_ia32_movess_mask): New builtins.
5450 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
5451 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
5452 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
5453 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
5455 2019-03-07 Martin Jambor <mjambor@suse.cz>
5458 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
5459 for extern inline functions.
5461 2019-03-07 Martin Jambor <mjambor@suse.cz>
5464 * cgraph.h (cgraph_node): New inline method former_thunk_p.
5465 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
5466 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
5467 have multiple callees. At the end check if declarations match as
5468 opposed to cgraph_nodes.
5470 2019-03-07 Martin Liska <mliska@suse.cz>
5472 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
5473 which is equivalent to searching for this in clones chain.
5474 * symtab.c (symtab_node::verify_base): Similarly compare ASM
5475 names with a neighbour and special case first node in a chain.
5477 2019-01-25 Jason Merrill <jason@redhat.com>
5479 PR c++/80916 - spurious "static but not defined" warning.
5480 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
5481 for an internal symbol with DECL_EXTERNAL.
5483 2019-04-07 Richard Biener <rguenther@suse.de>
5486 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
5487 * tree-inline.c (copy_loops): Simplify.
5489 2019-03-07 Martin Liska <mliska@suse.cz>
5491 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
5493 2019-03-07 Richard Biener <rguenther@suse.de>
5495 PR tree-optimization/89595
5496 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
5497 stmt iterator as reference, take boolean output parameter to
5498 indicate whether the stmt was removed and thus the iterator
5500 (dom_opt_dom_walker::before_dom_children): Re-iterate over
5501 stmts created by folding.
5503 2019-03-07 Jakub Jelinek <jakub@redhat.com>
5506 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
5509 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
5511 PR rtl-optimization/88845
5512 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
5514 * lra.c (remove_scratches_1): New function.
5515 (remove_scratches): Use it.
5516 (lra_emit_move): Likewise.
5518 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
5520 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
5521 unaligned_access variable.
5522 * config/arc/arc.c (arc_override_options): Set unaligned access
5523 default on for HS CPUs.
5524 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
5526 2019-03-06 Martin Liska <mliska@suse.cz>
5528 PR gcov-profile/89577
5529 * doc/gcov.texi: Prefer to use --coverage.
5530 * doc/sourcebuild.texi: Likewise.
5532 2019-03-02 Jason Merrill <jason@redhat.com>
5534 PR c++/86485 - -Wmaybe-unused with empty class ?:
5535 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
5537 2019-03-05 Jakub Jelinek <jakub@redhat.com>
5540 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
5544 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
5545 exactly one argument.
5547 2019-03-05 Jakub Jelinek <jakub@redhat.com>
5548 Richard Sandiford <richard.sandiford@arm.com>
5550 PR tree-optimization/89570
5551 * match.pd (vec_cond into cond_op simplification): Don't use
5552 get_conditional_internal_fn, use as_internal_fn (cond_op).
5554 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
5557 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
5558 to decide when to split off a non-zero offset from a symbol.
5559 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
5560 in function symbols.
5562 2019-03-05 Richard Biener <rguenther@suse.de>
5564 PR tree-optimization/89594
5565 * tree-if-conv.c (pass_if_conversion::execute): Handle
5566 case where .LOOP_VECTORIZED_FUNCTION was removed.
5568 2019-03-05 Jakub Jelinek <jakub@redhat.com>
5571 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
5572 instead alloca it only when needed with the needed size.
5574 PR tree-optimization/89570
5575 * match.pd (vec_cond into cond_op simplification): Guard with
5576 vectorized_internal_fn_supported_p test and #if GIMPLE.
5578 PR tree-optimization/89566
5579 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
5580 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
5581 Punt if get_user_idx_format succeeds, but idx_format argument is
5582 not provided or doesn't have pointer type, or if idx_args is above
5583 number of provided arguments.
5585 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
5587 PR tree-optimization/89437
5588 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
5590 2019-03-04 Richard Biener <rguenther@suse.de>
5593 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
5596 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
5598 PR tree-optimization/89487
5599 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
5600 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
5601 (distribute_loop): Don't do runtime alias check if there is non-
5602 addressable data reference.
5603 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
5604 is a register variable.
5606 2019-03-02 Jakub Jelinek <jakub@redhat.com>
5609 * config/arm/arm.md (cmpsi2_addneg): Use
5610 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
5611 If operands[2] is 0 or INT_MIN, force use of subs.
5612 (*compare_scc splitter): Use gen_int_mode.
5613 (*negscc): Likewise.
5614 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
5616 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
5617 Monk Chiang <sh.chiang04@gmail.com>
5619 * common/config/riscv/riscv-common.c: Include sstream.
5620 (riscv_subset_list::to_string): New.
5621 (riscv_arch_str): Likewise.
5622 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
5624 * config/riscv/riscv-protos.h (riscv_arch_str): New.
5625 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
5626 (riscv_emit_attribute): New.
5627 (riscv_file_start): Emit attribute if needed.
5628 (riscv_option_override): Init riscv_emit_attribute_p.
5629 * config/riscv/riscv.opt (mriscv-attribute): New option.
5630 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
5632 * doc/install.texi: Document --with-riscv-attribute.
5633 * doc/invoke.texi: Document -mriscv-attribute.
5635 * common/config/riscv/riscv-common.c:
5636 Include config/riscv/riscv-protos.h.
5637 (INCLUDE_STRING): Defined.
5638 (RISCV_DONT_CARE_VERSION): Defined.
5639 (riscv_subset_t): Declare.
5640 (riscv_subset_t::riscv_subset_t): New.
5641 (riscv_subset_list): Declare.
5642 (riscv_subset_list::riscv_subset_list): New.
5643 (riscv_subset_list::~riscv_subset_list): Likewise.
5644 (riscv_subset_list::parsing_subset_version): Likewise.
5645 (riscv_subset_list::parse_std_ext): Likewise.
5646 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
5647 (riscv_subset_list::add): Likewise.
5648 (riscv_subset_list::lookup): Likewise.
5649 (riscv_subset_list::xlen): Likewise.
5650 (riscv_subset_list::parse): Likewise.
5651 (riscv_supported_std_ext): Likewise.
5652 (current_subset_list): Likewise.
5653 (riscv_parse_arch_string): Using riscv_subset_list::parse to
5656 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
5658 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
5659 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
5660 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
5662 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
5664 PR rtl-optimization/85899
5665 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
5666 fallthru edges leading to the exit block.
5668 2019-03-01 Tamar Christina <tamar.christina@arm.com>
5671 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
5672 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
5674 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
5676 PR tree-optimization/89535
5677 * tree-vect-stmts.c (vectorizable_call): Record the vector types
5678 for each operand. Calculate the fallback choice for mask operands
5679 and pass it to vect_get_vec_def_for_operand.
5681 2019-03-01 Richard Biener <rguenther@suse.de>
5684 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
5685 get virtual operands.
5686 (get_expr_operands): Handle CONST_DECL like other decls.
5688 2019-03-01 Jakub Jelinek <jakub@redhat.com>
5691 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
5692 on DECL_P and EXPR_P.
5694 2019-03-01 Richard Biener <rguenther@suse.de>
5697 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
5698 argument, defaulted to zero.
5699 * passes.c (execute_function_todo): Pass down SSA update flags
5700 to cleanup_tree_cfg.
5701 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
5702 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
5704 (cleanup_tree_cfg): Get and pass down SSA update flags.
5706 2019-03-01 Jakub Jelinek <jakub@redhat.com>
5709 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
5710 early_lto_debug argument.
5712 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
5714 PR tree-optimization/89536
5715 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
5716 only whether bit #0 of the value is 0 instead of the entire value.
5718 2019-02-28 Marek Polacek <polacek@redhat.com>
5720 PR c++/87068 - missing diagnostic with fallthrough statement.
5721 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
5722 at the end of a seq, save its location to walk_stmt_info.
5723 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
5726 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
5729 * tree.c (find_atomic_core_type): Move ahead in file.
5730 (check_base_type): Correctly compare alignments of atomic types.
5732 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
5735 * config/i386/i386.c (get_builtin_code_for_version): Identify
5736 Westmere from PCLMUL, instead of AES.
5738 2019-02-28 Jakub Jelinek <jakub@redhat.com>
5741 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
5742 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
5745 2019-02-28 Tamar Christina <tamar.christina@arm.com>
5748 * config/aarch64/aarch64-option-extensions.def: Document it.
5749 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
5752 2019-02-28 Jakub Jelinek <jakub@redhat.com>
5755 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
5756 builtins if they don't have a single scalar floating point argument.
5759 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
5761 PR rtl-optimization/89490
5762 * varasm.c (get_block_for_section): Bail out for mergeable sections.
5763 (default_use_anchors_for_symbol_p, output_object_block): Assert the
5764 block section is not mergeable.
5766 2019-02-27 Jakub Jelinek <jakub@redhat.com>
5769 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
5770 old define_insn to ...
5771 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
5772 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
5773 Rename old define_insn to ...
5774 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
5775 (thumb2_casesi_internal_pic): New define_expand. Rename old
5777 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
5778 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
5779 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
5781 2019-02-27 Richard Biener <rguenther@suse.de>
5784 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
5786 2019-02-27 Richard Biener <rguenther@suse.de>
5788 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
5791 2019-02-27 Richard Biener <rguenther@suse.de>
5794 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
5795 parameter, prefix section name with .gnu.debuglto_ if true.
5796 (dwarf2out_finish): Pass false to output_comdat_type_unit.
5797 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
5799 2019-02-27 Richard Biener <rguenther@suse.de>
5802 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
5803 rather than on use_debug_types, doing what output_die does.
5804 (value_format): Likewise.
5806 2019-02-27 Martin Jambor <mjambor@suse.cz>
5807 Martin Sebor <msebor@redhat.com>
5809 * doc/invoke.texi (Warning Options): Reword description of
5810 -Wno-absolute-value.
5812 2019-02-27 Jakub Jelinek <jakub@redhat.com>
5814 PR tree-optimization/89280
5815 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
5816 builtin_setjmp_setup_bb): New functions.
5817 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
5818 When visiting __builtin_setjmp_setup block, queue in special
5819 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
5820 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
5821 from visited after the loop if they don't have any visited successor
5824 2018-02-26 Steve Ellcey <sellcey@marvell.com>
5826 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
5828 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
5830 2019-02-26 Jakub Jelinek <jakub@redhat.com>
5833 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
5834 with types other than sizetype/ssizetype.
5836 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
5838 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
5839 (enum sparc_processor_type): ...this.
5840 (enum sparc_code_model_type): New enumeration type.
5841 (enum sparc_memory_model_type): Tweak comments.
5842 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
5844 (mcmodel): Use sparc_code_model enumeration and variable.
5845 (sparc_code_model): New enumeration.
5846 (mdebug): Add Undocumented marker.
5847 * config/sparc/sparc.h (enum cmodel): Delete.
5848 (sparc_cmodel): Likewise.
5849 (TARGET_CM_MEDLOW): Adjust to above renaming.
5850 (TARGET_CM_MEDMID): Likewise.
5851 (TARGET_CM_MEDANY): Likewise.
5852 (TARGET_CM_EMBMEDANY): Likewise.
5853 * config/sparc/sparc.c (sparc_cmodel): Delete.
5854 (sparc_option_override): Remove string/value mapping support for the
5855 code model. Move code and memory model support to after the handling
5856 of target flags. Do private machine setup last.
5857 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
5858 (sparc_legitimize_reload_address): Likewise.
5859 (sparc_output_mi_thunk): Likewise.
5860 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
5862 2019-02-26 Jakub Jelinek <jakub@redhat.com>
5864 PR tree-optimization/89500
5865 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
5866 (handle_builtin_strlen): Remove noncst_bound variable. Always
5867 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
5868 cst if the first cst bytes starting at x are known to be non-zero,
5869 even if the string is not zero terminated. Don't try to modify
5870 *si for strnlen. Update strlen_to_stridx only for strlen or if
5871 we can prove strnlen returns the same value as strlen would.
5873 2019-02-26 Martin Liska <mliska@suse.cz>
5875 * alloc-pool.h (struct pool_usage): Remove extra
5877 * bitmap.h (struct bitmap_usage): Likewise.
5878 * ggc-common.c (struct ggc_usage): Likewise.
5879 * mem-stats.h (struct mem_usage): Likewise.
5880 (mem_alloc_description::dump): Print dash lines
5881 here and repeat header at the end of a table report.
5882 It's then more readable.
5883 * tree-phinodes.c (phinodes_print_statistics): Make
5884 horizontal alignment.
5885 * tree-ssanames.c (ssanames_print_statistics): Likewise.
5886 * vec.c (struct vec_usage): Remove extra print_dash_line.
5887 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
5889 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
5891 * doc/extend.texi (__builtin_object_size):
5892 Use @pxref instead of @xref inside parenthesis.
5893 (__builtin_has_attribute): Add missing comma after @xref.
5894 (__builtin_object_size): Ditto.
5895 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
5896 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
5899 2019-02-26 Jeff Law <law@redhat.com>
5901 PR rtl-optimization/87761
5902 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
5903 detect obviously dead insns and delete them.
5905 2019-02-26 Richard Biener <rguenther@suse.de>
5907 PR tree-optimization/89505
5908 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
5909 to handle restrict pointed-to vars with multiple subvars
5912 2019-02-26 Richard Biener <rguenther@suse.de>
5914 PR tree-optimization/89489
5915 * tree-parloops.c (create_loop_fn): Copy over last_clique.
5917 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
5919 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
5920 and move around comment.
5921 <BIT_AND_EXPR>: Likewise.
5922 <BIT_NOT_EXPR>: Add specific handling for boolean types.
5924 2019-02-26 Jakub Jelinek <jakub@redhat.com>
5927 * config/i386/i386.c (remove_partial_avx_dependency): Call
5928 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
5929 after changing possibly many instructions to use that pseudo. Fix up
5930 insertion of v4sf_const0 setter at the start of bb.
5932 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
5935 * doc/extend.texi (Variadic Pointer Args): New section.
5937 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
5938 Martin Sebor <msebor@gmail.com>
5940 * common.opt (Wattribute-alias): Likewise.
5941 * doc/invoke.texi (Option Summary): List general form of
5942 -Wattribute-alias=. List positive form of -Wmissing-attributes.
5943 (-Wmissing-attributes): Invert entry, rewrite and correct default.
5944 Add cross-references.
5945 (-Wattribute-alias): Rewrite and correct default. Mention
5946 considered attributes (same as for -Wmissing-attributes).
5948 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
5950 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
5951 (_mm_cvtpd_ps): Likewise.
5952 (_mm_cvttpd_epi32): Likewise.
5955 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
5956 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
5959 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
5961 2019-02-25 Tamar Christina <tamar.christina@arm.com>
5964 * common/config/aarch64/aarch64-common.c
5965 (struct aarch64_option_extension): Add is_synthetic.
5966 (all_extensions): Use it.
5967 (TARGET_OPTION_INIT_STRUCT): Define hook.
5968 (struct gcc_targetm_common): Moved to end.
5969 (all_extensions_by_on): New.
5970 (opt_ext_cmp, typedef opt_ext): New.
5971 (aarch64_option_init_struct): New.
5972 (aarch64_contains_opt): New.
5973 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
5974 * config/aarch64/aarch64-option-extensions.def
5975 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
5976 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
5977 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
5978 Set is_synthetic to false.
5979 (crypto): Set is_synthetic to true.
5980 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
5983 2019-02-25 Tamar Christina <tamar.christina@arm.com>
5985 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
5986 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
5987 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
5988 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
5989 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
5990 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
5991 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
5992 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
5994 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
5995 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
5996 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
5997 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
5998 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
5999 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
6000 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
6001 vfmlsl_laneq_high_f16): ... To this.
6002 * config/arm/neon.md: Update comments.
6004 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6006 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6007 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
6008 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6009 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
6010 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
6011 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
6012 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
6013 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
6015 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
6016 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6017 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
6018 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
6019 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
6020 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
6021 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
6022 vfmlslq_laneq_high_f16): ... To this.
6024 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
6026 PR rtl-optimization/86096
6027 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
6028 comparing mw_order values.
6030 2019-02-25 Jakub Jelinek <jakub@redhat.com>
6033 * config/arm/arm.md (*subsi3_carryin_const): Use
6034 arm_neg_immediate_operand predicate instead of
6035 arm_not_immediate_operand, "L" constraint instead of "K" and
6036 print it using %n2 instead of %B2.
6037 (*subsi3_carryin_const0): New define_insn.
6038 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
6039 instead of arm_not_operand and "I" constraint instead of "K" and
6040 print it using %n3 instead of %B2. Instead of using match_dup 2 add
6041 another match_operand and in the condition check that it is negation
6043 (*subsi3_carryin_compare_const0): New define_ins.
6044 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
6045 *subsi3_carryin_const.
6046 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
6047 split into *subsi3_carryin_compare_const0 if the highpart is zero.
6050 * config/arm.vfp.md (*negdf2_vfp): Use
6051 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
6052 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
6054 2019-02-24 Jakub Jelinek <jakub@redhat.com>
6056 PR rtl-optimization/89445
6057 * simplify-rtx.c (simplify_ternary_operation): Don't use
6058 simplify_merge_mask on operands that may trap.
6059 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
6060 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
6061 second operand is CONST_VECTOR, check if any element could be zero.
6062 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
6063 their operands can trap.
6065 2019-02-23 Martin Sebor <msebor@redhat.com>
6067 * gimple-ssa-sprintf.c (target_strtol): Rename...
6068 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
6069 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
6070 check for range error.
6072 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
6075 * opts-common.c (prune_options): Also prune joined switches
6076 with Negative and RejectNegative.
6077 * config/i386/i386.opt (march=): Add Negative(march=).
6078 (mtune=): Add Negative(mtune=).
6079 * doc/options.texi: Document Negative used together with Joined
6082 2019-02-22 Martin Sebor <msebor@redhat.com>
6084 * doc/extend.texi (Other Builtins): Add
6085 __builtin_is_constant_evaluated.
6087 2019-02-22 Richard Biener <rguenther@suse.de>
6089 PR tree-optimization/87609
6090 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
6092 2019-02-22 Jeff Law <law@redhat.com>
6094 PR rtl-optimization/87761
6095 * config/mips/mips.md: Add new combiner pattern to recognize
6096 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
6098 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
6101 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
6102 destination register in peepholes generating patterns for ADDS/SUBS.
6103 (add<mode>3_compare0,
6104 *addsi3_compare0_uxtw, add<mode>3_compareC,
6105 add<mode>3_compareV_imm, add<mode>3_compareV,
6106 *adds_<optab><ALLX:mode>_<GPI:mode>,
6107 *subs_<optab><ALLX:mode>_<GPI:mode>,
6108 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
6109 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
6110 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
6111 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
6112 sub<mode>3_compare1): Allow stack pointer for source register.
6113 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
6115 2019-02-22 Martin Sebor <msebor@redhat.com>
6117 PR tree-optimization/88993
6118 PR tree-optimization/88853
6119 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
6121 (sprintf_dom_walker::call_info::is_string_func): New helper.
6122 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
6123 for formatted string functions.
6124 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
6126 2019-02-22 Martin Sebor <msebor@redhat.com>
6129 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
6130 unreachable subexpressions.
6132 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
6133 Hongtao Liu <hongtao.liu@intel.com>
6134 Sunil K Pandey <sunil.k.pandey@intel.com>
6137 * config/i386/i386-passes.def: Add
6138 pass_remove_partial_avx_dependency.
6139 * config/i386/i386-protos.h
6140 (make_pass_remove_partial_avx_dependency): New.
6141 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
6143 (pass_data_remove_partial_avx_dependency): New.
6144 (pass_remove_partial_avx_dependency): Likewise.
6145 (make_pass_remove_partial_avx_dependency): Likewise.
6146 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
6147 (*extendsfdf2): Add avx_partial_xmm_update.
6148 (truncdfsf2): Likewise.
6149 (*float<SWI48:mode><MODEF:mode>2): Likewise.
6150 (SF/DF conversion splitters): Disabled for TARGET_AVX.
6152 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
6155 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
6158 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
6161 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
6162 (PTA_SKYLAKE): Add PTA_AES.
6163 (PTA_GOLDMONT): Likewise.
6165 2019-02-22 Sudakshina Das <sudi.das@arm.com>
6167 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
6168 instruction if enabled.
6169 (aarch64_override_options): Remove reference to return address key.
6171 2019-02-22 Richard Biener <rguenther@suse.de>
6173 PR tree-optimization/89440
6174 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
6175 not necessary assert.
6177 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
6180 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
6181 (oacc_replace_fn_attrib_attr): ... this new function.
6182 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
6183 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
6185 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6187 * config/arm/arm-cpus.in (ares): Rename to...
6188 (neoverse-n1): ... This. Add ares as alias.
6189 * config/arm/arm-tables.opt: Regenerate.
6190 * config/arm/arm-tune.md: Likewise.
6191 * doc/invoke.txt (ARM Options): Document neoverse-n1.
6193 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6195 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
6196 * config/aarch64/aarch64-tune.md: Regenerate.
6197 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
6199 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6201 * config/aarch64/aarch64.c (ares_tunings): Rename to...
6202 (neoversen1_tunings): ... This.
6203 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
6204 (neoverse-n1): New CPU.
6205 * config/aarch64/aarch64-tune.md: Regenerate.
6206 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
6208 2019-02-22 Richard Biener <rguenther@suse.de>
6211 * cfghooks.h (dependence_hash): New typedef.
6212 (struct copy_bb_data): New type.
6213 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
6214 (duplicate_block): Likewise.
6215 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
6216 (copy_bbs): Create and pass down copy_bb_data.
6217 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
6218 (rtl_duplicate_bb): Likewise.
6219 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
6220 remap dependence info.
6222 2019-02-22 Richard Biener <rguenther@suse.de>
6224 PR tree-optimization/87609
6225 * tree-core.h (tree_base): Document special clique values.
6226 * tree-inline.c (remap_dependence_clique): Do not use the
6227 special clique value of one.
6228 (maybe_set_dependence_info): Use clique one.
6229 (clear_dependence_clique): New callback.
6230 (compute_dependence_clique): Clear clique one from all refs
6231 before assigning it (again).
6233 2019-02-21 Martin Sebor <msebor@redhat.com>
6235 * doc/extend.texi (__clear_cache): Correct signature.
6237 2019-02-21 Ian Lance Taylor <iant@golang.org>
6240 * varasm.c (decode_addr_const): Call lookup_constant_def rather
6241 than output_constant_def.
6242 (add_constant_to_table): New static function.
6243 (output_constant_def): Call add_constant_to_table.
6244 (tree_output_constant_def): Likewise.
6246 2019-02-21 Jakub Jelinek <jakub@redhat.com>
6249 * builtins.c (fold_builtin_arith_overflow): If first two args are
6250 INTEGER_CSTs, set intres and ovfres to constants rather than calls
6253 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
6256 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
6257 error for -mindirect-branch/-mfunction-return with incompatible
6260 2019-02-21 Jakub Jelinek <jakub@redhat.com>
6263 * constraints.md (q): Remove.
6264 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
6267 2019-02-21 Martin Jambor <mjambor@suse.cz>
6270 * omp-general.c (omp_extract_for_data): Removed a duplicate call
6271 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
6272 (omp_adjust_for_condition): ...here. Added necessary parameters.
6273 * omp-general.h (omp_adjust_for_condition): Updated declaration.
6274 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
6275 proper values to new parameters of omp_adjust_for_condition.
6277 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6280 * expr.c (expand_assignment): If result is a MEM, use change_address
6281 instead of simplify_gen_subreg.
6283 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6284 David Malcolm <dmalcolm@redhat.com>
6287 * fold-const.c (decode_field_reference): Return NULL_TREE if
6288 lang_hooks.types.type_for_size returns NULL. Check it before
6289 overwriting *exp_. Use return NULL_TREE instead of return 0.
6291 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6295 * toplev.c (do_compile): Double the emin/emax exponents to workaround
6298 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
6301 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
6302 TARGET_SSE in addition to TARGET_SSE_MATH.
6304 (ix86_excess_precision): Ditto.
6305 (ix86_float_exceptions_rounding_supported_p): Ditto.
6306 (use_rsqrt_p): Ditto.
6307 * config/i386/sse.md (rsqrt<mode>2): Ditto.
6309 2019-02-20 David Malcolm <dmalcolm@redhat.com>
6312 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
6313 linenum_arith_t when determining if two adjacent line spans are
6314 close enough to merge.
6315 (diagnostic_show_locus): Use linenum_arith_t when iterating over
6316 lines within each line_span.
6318 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
6321 * lra-constraints.c(uses_hard_regs_p): Fix handling of
6322 paradoxical SUBREGS.
6324 2019-02-20 Li Jia He <helijia@linux.ibm.com>
6327 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
6328 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
6329 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
6332 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
6334 * config/gcn/gcn.c (print_operand): Fix typo.
6336 2019-02-19 Richard Biener <rguenther@suse.de>
6339 * toplev.c (do_compile): Initialize mpfr's exponent range
6340 based on available float modes.
6342 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
6344 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
6345 as long as the epilogue isn't completed.
6347 2019-02-18 Martin Sebor <msebor@redhat.com>
6349 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
6350 __has_cpp_attribute, and __has_include.
6352 2019-02-18 Martin Sebor <msebor@redhat.com>
6354 * doc/invoke.texi (-Wreturn-type): Correct and expand.
6356 2019-02-18 Martin Sebor <msebor@redhat.com>
6359 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
6361 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
6363 2019-02-18 Richard Biener <rguenther@suse.de>
6365 PR tree-optimization/89296
6366 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
6367 of no-warning flag to cases that might emit the bogus warning.
6369 2019-02-18 Jakub Jelinek <jakub@redhat.com>
6372 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
6374 * config/arm/vfp.md (*movdi_vfp): Likewise.
6375 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
6376 "q" constraint for operands[0].
6379 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
6380 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
6381 pattern in a temporary buffer.
6382 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
6383 than 64-operands[2].
6386 * config/s390/s390.c (s390_indirect_branch_attrvalue,
6387 s390_indirect_branch_settings): Define unconditionally.
6388 (s390_set_current_function): Likewise, but guard the whole body except
6389 the s390_indirect_branch_settings call with
6390 #if S390_USE_TARGET_ATTRIBUTE.
6391 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
6393 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
6394 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
6395 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
6396 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
6397 HOST_WIDE_INT_1U instead of 1ULL.
6398 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
6399 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
6400 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
6401 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
6403 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
6406 2019-02-18 Martin Jambor <mjambor@suse.cz>
6408 PR tree-optimization/89209
6409 * tree-sra.c (create_access_replacement): New optional parameter
6410 reg_tree. Use it as a type if non-NULL and access type is not of
6412 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
6413 to create_access_replacement.
6414 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
6415 Check lacc is non-NULL before attempting to re-create it on the RHS.
6417 2019-02-18 Martin Liska <mliska@suse.cz>
6420 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
6422 (symbol_table::free_edge): Recycle m_summary_id.
6423 * cgraph.h (get_summary_id): New.
6424 (symbol_table::release_symbol): Set m_summary_id to -1
6426 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
6427 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
6428 function_summary to fast_function_summary.
6429 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
6430 * ipa-pure-const.c (class funct_state_summary_t):
6431 Switch from function_summary to fast_function_summary.
6432 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
6433 (class ipa_ref_opt_summary_t): Switch from function_summary
6434 to fast_function_summary.
6435 * symbol-summary.h (class function_summary_base): New class
6436 that is created from base of former function_summary.
6437 (function_summary_base::unregister_hooks): New.
6438 (class function_summary): Inherit from function_summary_base.
6439 (class call_summary_base): New class
6440 that is created from base of former call_summary.
6441 (class call_summary): Inherit from call_summary_base.
6442 (struct is_same): New.
6443 (class fast_function_summary): New summary class.
6444 (class fast_call_summary): New summary class.
6445 * vec.h (vec_safe_grow_cleared): New function.
6447 2019-02-18 Martin Liska <mliska@suse.cz>
6449 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
6450 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
6451 * doc/tm.texi: Document new target hook.
6452 * doc/tm.texi.in: Likewise.
6453 * target.def: Add new target macro.
6454 * gcc.c (find_fortran_preinclude_file): Do not search multilib
6457 2019-02-17 Alan Modra <amodra@gmail.com>
6460 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
6461 output reg on add insn.
6462 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
6464 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
6467 * config/i386/sse.md (ssedoublemode): Remove V4HI.
6468 (PMULHRSW): Likewise.
6469 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
6471 (ssse3_pmulhrswv4hi3): New expander.
6473 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
6475 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
6476 MMX. Add isa attribute.
6478 2019-02-16 Jakub Jelinek <jakub@redhat.com>
6480 PR rtl-optimization/66152
6481 * builtins.h (c_readstr): Declare.
6482 * builtins.c (c_readstr): Remove forward declaration. Add
6483 null_terminated_p argument, if false, read all bytes from the
6484 string instead of stopping after '\0'.
6485 * expr.c (string_cst_read_str): New function.
6486 (store_expr): Use string_cst_read_str instead of
6487 builtin_strncpy_read_str. Try to store by pieces the whole
6488 exp_len first, and only if that fails, split it up into
6489 store by pieces followed by clear_storage. Formatting fix.
6491 * config/i386/i386.md (*movqi_internal): Remove static from
6492 buf variable. Use output_asm_insn (buf, operands); return "";
6493 instead of return buf;.
6494 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
6495 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
6496 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
6498 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
6500 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
6501 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
6502 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
6503 (CC1_SPEC): Likewise.
6504 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
6506 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
6508 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
6509 the base address on 64-bit strict-alignment platforms.
6511 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
6513 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
6515 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
6517 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
6519 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
6521 PR rtl-optimization/88308
6522 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
6523 on copied instruction.
6525 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
6527 * final.c (insn_current_reference_address): Replace test on JUMP_P
6528 with test on jump_to_label_p.
6529 * config/visium/visium-passes.def: New file.
6530 * config/visium/t-visium (PASSES_EXTRA): Define.
6531 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
6532 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
6533 (TRAMPOLINE_ALIGNMENT): Define.
6534 * config/visium/visium.c (visium_option_override): Do not register
6535 the machine-specific reorg pass here.
6536 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
6538 (output_branch): Adjust threshold for long branch instruction.
6539 * config/visium/visium.md (cpu): Move around.
6540 (length): Adjust for the GR6.
6542 2019-02-15 Richard Biener <rguenther@suse.de>
6543 Jakub Jelinek <jakub@redhat.com>
6545 PR tree-optimization/89278
6546 * tree-loop-distribution.c: Include tree-eh.h.
6547 (generate_memset_builtin, generate_memcpy_builtin): Call
6548 rewrite_to_non_trapping_overflow on builtin->size before passing it
6549 to force_gimple_operand_gsi.
6551 2019-02-15 Jakub Jelinek <jakub@redhat.com>
6554 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
6556 * opth-gen.awk: Likewise.
6558 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
6560 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
6561 Enable MMX, SSE and SSE2 by default.
6562 * config/i386/i386.c (ix86_option_override_internal): Do not
6563 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
6565 2019-02-14 Jakub Jelinek <jakub@redhat.com>
6567 PR rtl-optimization/89354
6568 * combine.c (make_extraction): Punt if extraction_mode is narrower
6571 2019-02-14 Maya Rashish <coypu@sdf.org>
6573 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
6574 * config/netbsd-d.c: New file.
6575 * config/t-netbsd: Add netbsd-d.o
6577 2018-02-14 Steve Ellcey <sellcey@marvell.com>
6579 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
6580 affects_type_identity to true for aarch64_vector_pcs.
6581 (aarch64_comp_type_attributes): New function.
6582 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
6584 2019-02-14 Tamar Christina <tamar.christina@arm.com>
6587 * config/arm/iterators.md (ANY64): Add V4HF.
6589 2019-02-14 Martin Liska <mliska@suse.cz>
6591 PR rtl-optimization/89242
6592 * dce.c (delete_unmarked_insns): Call free_dominance_info we
6593 process a transformation.
6595 2019-02-14 Jakub Jelinek <jakub@redhat.com>
6597 PR tree-optimization/89314
6598 * fold-const.c (fold_binary_loc): Cast strlen argument to
6599 const char * before dereferencing it. Formatting fixes.
6602 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
6604 2019-02-13 Ian Lance Taylor <iant@golang.org>
6606 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
6607 and set current index for other optimizations.
6609 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
6611 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
6612 nonimmediate_operand as operand 2 predicate.
6613 (vec_set<VF2_512_256:mode>_0): Ditto.
6614 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
6615 (*vec_concatv2si): Remove alternative 2.
6616 (*vec_concatv4si_0): Use vm constraint for alternative 0.
6617 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
6618 (vec_concatv2di): Split alternatives 4,5,6 to ...
6619 (*vec_concatv2di_0) ... new pattern.
6621 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
6624 * config/arm/arm.c (ldm_stm_operation_p) Set
6625 addr_reg_in_reglist correctly for first register.
6626 (load_multiple_sequence): Remove dead base check.
6627 (gen_ldm_seq): Correctly set write_back for Thumb-1.
6629 2019-02-13 Tamar Christina <tamar.christina@arm.com>
6632 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
6633 Expose as @aarch64_pred_mov.
6634 * config/aarch64/aarch64.c (aarch64_classify_address):
6635 Use expand_insn which legitimizes operands.
6637 2019-02-13 Martin Liska <mliska@suse.cz>
6639 * builtins.h (expand_builtin_with_bounds): Remove declaration.
6640 * calls.c (struct arg_data): Remove special_slot, pointer_arg
6641 and pointer_offset fields.
6642 (initialize_argument_information): Remove usage of dead
6644 * cgraph.h (struct cgraph_thunk_info): Remove
6645 add_pointer_bounds_args.
6646 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
6648 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
6650 * config/i386/i386.c (ix86_function_arg_advance): Remove
6652 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
6653 (def_builtin): Remove usage of dead
6655 (ix86_add_new_builtins): Likewise.
6656 * ipa-fnsummary.c (compute_fn_summary): Likewise.
6657 * ipa-icf.c (sem_function::equals_wpa): Likewise.
6658 (sem_function::init): Likewise.
6659 (sem_variable::merge): Likewise.
6660 * ipa-visibility.c (function_and_variable_visibility): Likewise.
6661 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
6662 * lto-cgraph.c (lto_output_node): Likewise.
6663 (lto_output_varpool_node): Likewise.
6664 (input_node): Likewise.
6665 (input_varpool_node): Likewise.
6666 * lto-streamer-out.c (lto_output): Likewise.
6667 * tree-inline.c (expand_call_inline): Remove usage of
6669 * tree-inline.h (struct copy_body_data): Likewise.
6670 * varpool.c (varpool_node::dump): Likewise.
6672 2019-02-13 Jakub Jelinek <jakub@redhat.com>
6675 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
6676 into pt->vars_contains_escaped_heap instead of setting
6677 pt->vars_contains_escaped_heap to it.
6680 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
6681 INTVAL (size), compare it to GET_MODE_MASK instead of
6682 1 << GET_MODE_BITSIZE.
6685 * config/i386/predicates.md (x86_64_immediate_operand): Allow
6686 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
6689 2019-02-13 Martin Liska <mliska@suse.cz>
6692 * cfgrtl.c (remove_barriers_from_footer): New function.
6693 (try_redirect_by_replacing_jump): Use it.
6694 (cfg_layout_redirect_edge_and_branch): Likewise.
6696 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
6698 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
6699 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
6700 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
6701 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
6702 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
6703 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
6705 * config/rs6000/rs6000.c (builtin_function_type)
6706 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
6707 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
6708 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
6709 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
6710 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
6712 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
6714 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
6715 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
6717 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
6720 * config/i386/i386.md (*movoi_internal_avx): Revert revision
6721 268678 and revision 268657.
6722 (*movti_internal): Likewise.
6724 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
6727 * config/s390/s390.c (s390_decompose_address): Update comment.
6728 (s390_check_qrst_address): Reject invalid address forms after
6731 2019-02-12 Martin Liska <mliska@suse.cz>
6734 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
6735 we need default values of funct_state for a function that
6738 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
6740 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
6741 the object to pick the size of stores on strict-alignment platforms.
6743 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
6744 (*movdi_insn_sp32): Likewise.
6745 (*movdi_insn_sp64): Likewise.
6747 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
6750 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
6751 types that needs constructiong.
6752 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
6754 2019-02-12 Richard Biener <rguenther@suse.de>
6756 PR tree-optimization/89253
6757 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
6760 2019-02-11 David Malcolm <dmalcolm@redhat.com>
6763 * input.c (selftest::test_line_offset_overflow): New selftest.
6764 (selftest::input_c_tests): Call it.
6766 2019-02-11 Martin Sebor <msebor@redhat.com>
6768 PR tree-optimization/88771
6769 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
6770 when -Wstringop-overflow is set.
6771 (builtin_memref::builtin_memref): Adjust excessive upper bound
6772 only when lower bound is not excessive.
6773 (maybe_diag_overlap): Detect and diagnose excessive bounds via
6774 -Wstringop-ovefflow.
6775 (maybe_diag_offset_bounds): Rename...
6776 (maybe_diag_access_bounds): ...to this.
6777 (check_bounds_or_overlap): Adjust for name change above.
6779 2019-02-11 Martin Sebor <msebor@redhat.com>
6782 * builtins.c (max_object_size): Move from here...
6783 * builtins.h (max_object_size): ...and here...
6784 * tree.c (max_object_size): ...to here...
6785 * tree.h (max_object_size): ...and here.
6787 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
6789 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
6790 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
6791 for correct semantics.
6793 2019-02-11 Alan Modra <amodra@gmail.com>
6795 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
6796 -mlongcall and -mpltseq.
6797 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
6798 (RS/6000 and PowerPC Options <-mpltseq>): Document.
6799 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
6800 * config/rs6000/sysv4.opt (mpltseq): New option.
6801 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
6802 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
6803 support is lacking. Don't allow -mpltseq with -mbss-plt.
6804 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
6805 -mpltseq given for ELFv1.
6806 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
6807 Only use UNSPEC_PLTSEQ for inline PLT calls.
6808 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
6809 use UNSPEC_PLTSEQ for inline PLT calls.
6810 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
6811 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
6812 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
6813 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
6814 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
6815 (pltseq_mtctr_<mode>): Likewise.
6817 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6819 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
6821 * configure: Regenerate.
6823 2019-02-11 Jakub Jelinek <jakub@redhat.com>
6826 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
6829 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
6831 * function.c (assign_parm_setup_block): Use the stored
6832 size, not the passed size, when allocating stack-space,
6833 also for a parameter with alignment larger than
6834 MAX_SUPPORTED_STACK_ALIGNMENT.
6836 2019-02-11 Martin Liska <mliska@suse.cz>
6839 * ipa-cp.c (build_toporder_info): Remove usage of a param.
6840 * ipa-inline.c (inline_small_functions): Likewise.
6841 * ipa-pure-const.c (propagate_pure_const): Likewise.
6842 (propagate_nothrow): Likewise.
6843 * ipa-reference.c (propagate): Likewise.
6844 * ipa-utils.c (struct searchc_env): Remove unused field.
6845 (searchc): Always search across AVAIL_INTERPOSABLE.
6846 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
6847 the only called IPA pure const can properly not propagate
6848 across interposable boundary.
6849 * ipa-utils.h (ipa_reduced_postorder): Remove param.
6851 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
6853 * config/nds32/nds32.md (call_internal, call_value_internal,
6854 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
6856 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
6858 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
6861 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
6863 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
6866 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
6868 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
6870 2019-02-10 Jakub Jelinek <jakub@redhat.com>
6872 PR tree-optimization/89268
6873 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
6874 if preds is non-NULL.
6876 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6879 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
6882 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
6884 * config/nds32/nds32.md (trap): New pattern.
6886 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
6888 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
6891 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
6893 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
6896 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6898 * ipa-visibility.c (localize_node): Also do not localize
6899 LDPR_PREVAILING_DEF_IRONLY_EXP.
6901 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6904 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
6905 instead of type_with_linkage.
6907 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6910 * params.def (uninlined-function-insns, uninlined-function-time,
6911 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
6912 bound so we don't get overflows.
6914 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
6916 * config/rs6000/rs6000-string.c (expand_compare_loop,
6917 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
6920 2019-02-09 Jakub Jelinek <jakub@redhat.com>
6923 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6924 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
6925 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
6927 2019-02-09 Alan Modra <amodra@gmail.com>
6930 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
6931 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
6934 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
6937 * lra-constraints.c (process_alt_operands): Don't increase reject
6938 for memory when offset memory is required.
6940 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
6942 * config/s390/vector.md: Implement vector copysign.
6944 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
6946 * expr.c (expand_constructor): Correct indentations.
6948 2019-02-08 Richard Biener <rguenther@suse.de>
6950 PR tree-optimization/89247
6951 * tree-if-conv.c: Include tree-cfgcleanup.h.
6952 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
6953 (tree_if_conversion): Pass through predicate vector.
6954 (pass_if_conversion::execute): Do CFG cleanup and SSA update
6955 inline, see if any if-converted loops we refrece in
6956 LOOP_VECTORIZED calls vanished and fixup.
6957 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
6959 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
6961 * config/s390/constraints.md (jdd): New constraint.
6963 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
6966 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
6967 upper 16 vector registers without TARGET_AVX512VL.
6968 (*movti_internal): Likewise.
6970 2019-02-08 Jakub Jelinek <jakub@redhat.com>
6972 PR rtl-optimization/89234
6973 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
6974 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
6975 (copy_reg_eh_region_note_backward): Likewise.
6977 2019-02-08 Richard Biener <rguenther@suse.de>
6980 * tree-data-ref.c (initialize_matrix_A): Fail if constant
6982 (analyze_subscript_affine_affine): Handle failure from
6983 initialize_matrix_A.
6985 2019-02-08 Jakub Jelinek <jakub@redhat.com>
6987 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
6990 2019-02-07 David Malcolm <dmalcolm@redhat.com>
6992 PR tree-optimization/86637
6993 PR tree-optimization/89235
6994 * tree-vect-loop.c (optimize_mask_stores): Add an
6995 auto_purge_vect_location sentinel to ensure that vect_location is
6998 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
6999 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
7000 to ensure that vect_location is purged on exit.
7001 (pass_slp_vectorize::execute): Likewise, replacing the manual
7003 * tree-vectorizer.h (class auto_purge_vect_location): New class.
7005 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7007 * config/aarch64/iterators.md (max_opp): New code_attr.
7008 (USMAX): New code iterator.
7009 * config/aarch64/predicates.md (aarch64_smin): New predicate.
7010 (aarch64_smax): Likewise.
7011 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
7012 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
7015 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
7018 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
7019 for TARGET_AVX512VL.
7020 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
7022 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
7024 * config/s390/s390-builtin-types.def: Add new types.
7025 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
7026 (s390_vec_xlw4): Make the memory operand into a const pointer.
7027 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
7029 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
7030 a new vector type with the alignment of the scalar memory operand.
7032 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
7033 Jakub Jelinek <jakub@redhat.com>
7036 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
7037 arm_count_ldrdstrd_insns): New declarations.
7038 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
7040 (valid_operands_ldrd_strd): New function.
7041 (arm_count_ldrdstrd_insns): New function.
7042 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
7043 sets instead of single DImode set and define new insns to match this.
7045 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7047 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
7048 Make it a C initializer.
7050 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7053 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
7055 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7057 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
7058 Use neon_dot<q> for type.
7059 (neon_<sup>dot_lane<vsi2qi>): Likewise.
7061 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7063 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
7064 Use neon_dot<q> for type.
7065 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
7066 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
7068 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
7070 PR rtl-optimization/89225
7071 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
7074 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
7076 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
7077 after restoring registers saved to allocate the frame on Windows.
7079 2019-02-06 Richard Biener <rguenther@suse.de>
7081 PR tree-optimization/89182
7082 * graphite.h (cached_scalar_evolution_in_region): Declare.
7083 * graphite.c (struct seir_cache_key): New.
7084 (struct sese_scev_hash): Likewise.
7085 (seir_cache): New global.
7086 (cached_scalar_evolution_in_region): New function.
7087 (graphite_transform_loops): Allocate and release seir_cache.
7088 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
7089 cached_scalar_evolution_in_region.
7090 * graphite-scop-detection.c (scop_detection::can_represent_loop):
7092 (scop_detection::graphite_can_represent_expr: Use
7093 cached_scalar_evolution_in_region.
7094 (scop_detection::stmt_simple_for_scop_p): Likewise.
7095 (find_params_in_bb): Likewise.
7096 (gather_bbs::before_dom_children): Likewise.
7097 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
7098 (add_loop_constraints): Likewise.
7100 2019-02-06 Jakub Jelinek <jakub@redhat.com>
7103 * fold-const-call.c (fold_const_vec_convert): Pass true as last
7104 operand to new_unary_operation only if both element types are integral
7105 and it isn't a widening conversion. Return NULL_TREE if
7106 new_unary_operation failed.
7108 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
7111 * config/s390/s390.md: Remove load and test FP splitter.
7113 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7116 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
7117 expand_compare_loop, expand_block_compare_gpr,
7118 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
7119 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
7120 #include "profile-count.h" and "predict.h" for types and functions
7121 needed to work with REG_BR_PROB notes.
7123 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7126 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
7127 for the long branch case.
7129 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7132 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
7133 can throw, non-call exceptions are enabled and we can't delete
7134 dead exceptions or alter cfg. Set must_clean if
7135 delete_insn_and_edges returns true, don't set it blindly for calls.
7136 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
7138 PR rtl-optimization/89195
7139 * combine.c (make_extraction): For MEMs, don't extract bytes outside
7140 of the original MEM.
7142 2019-02-05 Martin Liska <mliska@suse.cz>
7144 PR gcov-profile/89000
7145 * gcov.c (function_summary): Remove argument.
7146 (file_summary): New function.
7147 (print_usage): Replace tabs with spaces.
7148 (generate_results): Use new function file_summary.
7150 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7153 * optabs.c (prepare_cmp_insn): Pass x and y to
7154 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
7156 2019-02-05 Richard Biener <rguenther@suse.de>
7159 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
7160 (struct bitmap_element): Drop chain_prev so we properly recurse on
7161 the prev member, supporting tree views.
7162 (struct bitmap_head): GTY skip the obstack member.
7164 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
7167 * doc/extend.texi (Vector Extensions): Add an example of using vector
7168 types together with x86 intrinsics.
7170 2019-02-04 Alan Modra <amodra@gmail.com>
7172 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
7173 str[] size to 160, and comment.
7175 2019-02-04 Alan Modra <amodra@gmail.com>
7177 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
7178 (rs6000_pltseq_template): Guard output of TLS markers with
7180 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
7181 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
7182 to use inline PLT sequences.
7183 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7184 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7185 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
7187 2019-02-04 Martin Liska <mliska@suse.cz>
7190 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
7191 out when ipa_fn_summaries does not contain entry for callee.
7193 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
7195 * config/sparc/sparc.h: Remove superfluous blank lines.
7196 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
7197 (got_register_rtx): ...this.
7198 (sparc_got): Adjust to above renaming.
7199 (sparc_tls_got): Likewise.
7200 (sparc_delegitimize_address): Likewise.
7201 (sparc_output_mi_thunk): Likewise.
7202 (sparc_init_pic_reg): Likewise.
7203 (save_local_or_in_reg_p): Fix test on the GOT register.
7204 (USE_HIDDEN_LINKONCE): Move around.
7205 (get_pc_thunk_name): Likewise.
7206 (gen_load_pcrel_sym): Likewise.
7207 (load_got_register): Likewise.
7209 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
7211 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
7212 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
7214 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7216 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
7219 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7221 * config.gcc (with_nds32_lib, glibc):
7222 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
7223 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
7224 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
7226 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
7229 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
7230 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
7231 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
7232 (*rcpsf2_sse): Ditto.
7233 (*rsqrtsf2_sse): Ditto.
7234 (sse4_1_round<mode<2): Ditto.
7236 2019-02-03 Richard Biener <rguenther@suse.de>
7239 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
7242 2019-02-02 Jakub Jelinek <jakub@redhat.com>
7245 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7246 Punt with warning on aggregate return or argument types. Ignore
7247 type/mode checking for uniform arguments.
7249 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7251 * combine.c (try_combine): Do not print "Can't combine" messages unless
7252 printing failed combination attempts.
7254 2019-02-01 Martin Jambor <mjambor@suse.cz>
7257 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
7258 segment and global segment variables before making them static.
7260 2019-02-01 Martin Jambor <mjambor@suse.cz>
7262 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
7263 missed optimization dump with dump_enabled_p.
7265 2019-02-01 Richard Biener <rguenther@suse.de>
7268 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
7269 the instantiate cache.
7270 (instantiate_scev_binary): Elide second operand procesing
7271 if equal to the first.
7272 * tree-chrec.c (chrec_contains_symbols): Add visited set.
7273 (chrec_contains_undetermined): Likewise.
7274 (tree_contains_chrecs): Likewise.
7276 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
7278 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
7280 2019-02-01 Jakub Jelinek <jakub@redhat.com>
7282 PR tree-optimization/89143
7283 * wide-int-range.h (wide_int_range_absu): Declare.
7284 * wide-int-range.cc (wide_int_range_absu): New function.
7285 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
7287 PR tree-optimization/88107
7288 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
7289 instead of assertion that eh_region_outermost is non-NULL, if it
7290 is NULL, set *ALL to true and return NULL.
7291 (move_sese_region_to_fn): Adjust caller, if all is set, call
7292 duplicate_eh_regions with NULL region.
7294 2019-02-01 Richard Biener <rguenth@suse.de>
7296 PR rtl-optimization/88593
7297 * mode-switching.c (optimize_mode_switching): Free dominators before
7298 calling cleanup_cfg.
7300 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
7302 PR tree-optimization/88932
7303 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
7305 2019-01-31 Jakub Jelinek <jakub@redhat.com>
7308 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
7309 bogus clang warning.
7311 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
7314 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
7315 alternative to avoid partial SSE register stall for TARGET_AVX.
7316 (truncdfsf2): Ditto.
7317 (sse4_1_round<mode>2): Ditto.
7319 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
7321 PR tree-optimization/89008
7322 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
7323 process anything of the form X * 0.
7325 2019-01-31 Richard Biener <rguenther@suse.de>
7327 PR tree-optimization/89135
7328 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
7329 with abnormal preds.
7331 2019-01-31 Jakub Jelinek <jakub@redhat.com>
7334 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
7335 always_inline callees into no_sanitize_address callers.
7337 2019-01-31 Richard Biener <rguenther@suse.de>
7339 PR rtl-optimization/89115
7340 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
7342 2019-01-30 Martin Sebor <msebor@redhat.com>
7345 * doc/extend.texi (cast to a union): Correct and expand.
7347 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
7349 PR rtl-optimization/87246
7350 * lra-constraints.c (simplify_operand_subreg): Reload memory
7351 in subreg if the address became invalid.
7353 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
7356 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
7357 Disable for little-endian.
7359 2019-01-30 Richard Biener <rguenther@suse.de>
7361 PR rtl-optimization/89115
7362 * opts.c (default_options_optimization): Reduce
7363 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
7364 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
7367 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
7369 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
7370 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
7371 type of vector element when vec_extract is implemented by direct
7374 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
7376 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
7378 2019-01-30 Richard Biener <rguenther@suse.de>
7380 PR tree-optimization/89111
7381 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
7382 canonicalization to appropriately sized access types.
7384 2019-01-30 Jakub Jelinek <jakub@redhat.com>
7387 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
7388 for arguments to functions that are TU-local and shouldn't be
7389 referenced by assembly.
7391 2019-01-30 Ulrich Drepper <drepper@redhat.com>
7393 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
7396 2019-01-29 Martin Sebor <msebor@redhat.com>
7399 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
7401 2019-01-29 Jakub Jelinek <jakub@redhat.com>
7405 * omp-simd-clone.c (simd_clone_clauses_extract)
7406 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
7407 OMP_CLAUSE_ALIGNED_ALIGNMENT.
7409 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
7411 * config.gcc: Force .init_array for ARC.
7413 2019-01-29 Richard Biener <rguenther@suse.de>
7416 * dwarf2out.c (collect_skeleton_dies): New helper.
7417 (copy_decls_for_unworthy_types): Call it.
7418 (build_abbrev_table): Assert we do not try to replace
7419 DW_AT_signature refs with local refs.
7421 2019-01-28 Jakub Jelinek <jakub@redhat.com>
7424 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
7425 for lastprivate/linear IV, push gimplify context around gimplify_assign
7426 and, if it needed any temporaries, pop it into a gimple bind around the
7429 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
7431 * common.opt (-Wattribute-alias): Remove "no-" from name.
7432 Make -Wattribute-alias command line option and
7433 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
7435 2019-01-28 Jakub Jelinek <jakub@redhat.com>
7438 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
7439 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
7441 (bmi2): Add missing @opindex.
7442 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
7443 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
7444 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
7445 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
7446 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
7447 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
7448 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
7449 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
7450 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
7451 xsavec, xsaveopt and xsaves options.
7453 2019-01-28 Richard Biener <rguenther@suse.de>
7456 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
7459 2019-01-28 Richard Biener <rguenther@suse.de>
7461 PR tree-optimization/88739
7462 * tree-cfg.c (verify_types_in_gimple_reference): Verify
7463 BIT_FIELD_REFs only are applied to mode-precision operands
7464 when they are integral.
7465 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
7466 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
7467 BIT_FIELD_REFs of non-mode-precision integral operands.
7469 2019-01-27 Jakub Jelinek <jakub@redhat.com>
7472 * config/i386/sse.md
7473 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
7474 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
7475 first constants in pairs are multiples of 2. Formatting fixes.
7476 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
7477 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
7478 first constants in each quadruple are multiples of 4. Formatting fixes.
7480 2019-01-26 Martin Jambor <mjambor@suse.cz>
7483 * tree-inline.c: Include tree-cfgcleanup.h.
7484 (delete_unreachable_blocks_update_callgraph): Move...
7485 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
7486 ...here, make externally visible, make second argument bool, adjust
7488 * tree-cfgcleanup.c: Include cgraph.h.
7489 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
7491 * ipa-prop.c: Include tree-cfgcleanup.h.
7492 (ipcp_transform_function): Call
7493 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
7495 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
7497 PR rtl-optimization/88846
7498 * ira.c (process_set_for_memref_referenced_p): New.
7499 (memref_referenced_p): Add new param. Use
7500 process_set_for_memref_referenced_p. Add new switch cases.
7501 (memref_used_between_p): Pass new arg to memref_referenced_p.
7503 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
7506 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
7507 argument ABI_BREAK. Set to true if the calculated alignment has
7508 changed in gcc-9. Check bit-fields for their base type alignment.
7509 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
7510 (aarch64_function_arg_boundary): Likewise.
7511 (aarch64_gimplify_va_arg_expr): Likewise.
7513 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
7516 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
7517 instead of accessing TREE_INT_CST_ELT directly.
7519 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
7521 * doc/sourcebuild.texi (Environment attributes): Add fenv and
7522 fenv_exceptions description.
7524 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
7526 PR rtl-optimization/87763
7527 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
7528 Allow SUBREG when matching CC_NZmode compare.
7530 2019-01-25 Richard Biener <rguenther@suse.de>
7532 PR tree-optimization/89049
7533 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
7534 Look at the pattern stmt to determine if the stmt is vectorized.
7536 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
7538 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
7539 (pred_mov<mode>): Handle all-register forms using both a new
7540 alternative and a split.
7542 2019-01-25 Richard Biener <rguenther@suse.de>
7544 PR tree-optimization/86865
7545 * graphite-scop-detection.c (scop_detection::can_represent_loop):
7546 Reject non-do-while loops.
7548 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
7550 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
7551 * config/rs6000/constraints.md (Q constraint): Use REG_P.
7552 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
7553 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
7554 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
7555 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7556 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
7557 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
7558 vlogical_operand, gpc_reg_operand, int_reg_operand,
7559 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
7560 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
7561 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
7562 (save_world_operation, restore_world_operation, lmw_operation,
7563 stmw_operation): Use MEM_P and REG_P.
7564 (tie_operand): Use MEM_P.
7565 (vrsave_operation, crsave_operation): Use REG_P.
7566 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
7567 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
7568 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
7569 (call_operand): Use HARD_REGISTER_P.
7570 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
7572 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
7573 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
7574 quad_aligned_load_p, replace_swapped_aligned_store,
7575 recombine_lvx_pattern, replace_swapped_aligned_load,
7576 recombine_stvx_pattern): Use MEM_P.
7577 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
7578 Use MEM_P and SYMBOL_REF_P.
7579 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
7580 (insn_is_swappable_p): Use REG_P and MEM_P.
7581 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
7582 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
7584 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
7586 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
7588 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
7589 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
7590 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
7591 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
7593 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
7594 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
7595 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
7596 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
7597 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
7598 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
7599 rs6000_split_logical_di): Use CONST_INT_P.
7600 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
7601 REG_P and SYMBOL_REF_P.
7602 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
7603 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
7604 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
7605 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
7606 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
7607 (small_data_operand, print_operand_address): Use CONST_INT_P and
7609 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
7610 (rs6000_init_hard_regno_mode_ok, direct_move_p):
7611 Use HARD_REGISTER_NUM_P.
7612 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
7613 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
7614 SUBREG_P and SYMBOL_REF_P.
7615 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
7616 and HARD_REGISTER_NUM_P.
7617 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
7619 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
7620 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
7622 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
7623 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
7624 find_addr_reg): Use REG_P.
7625 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
7626 (rs6000_emit_le_vsx_move): Use SUBREG_P.
7627 (offsettable_ok_by_alignment, constant_pool_expr_p,
7628 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
7629 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
7630 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
7631 rs6000_assemble_integer, create_TOC_reference,
7632 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
7633 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
7634 (rs6000_split_vec_extract_var): Use reg_or_subregno.
7635 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
7636 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
7637 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7638 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7639 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
7640 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
7641 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
7642 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
7643 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
7644 and cbranch<mode>4): Use CONST_INT_P.
7645 (multiple define_splits): Use REG_P and SUBREG_P.
7646 (define_expands call, call_value): Use MEM_P.
7647 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
7648 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
7649 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
7650 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
7651 and HARD_REGISTER_NUM_P.
7652 (multiple define_splits): Use HARD_REGISTER_NUM_P.
7654 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
7656 PR rtl-optimization/88948
7657 * rtl.h (prepare_copy_insn): New prototype.
7658 * gcse.c (prepare_copy_insn): New function, split out from
7659 process_insert_insn.
7660 (process_insert_insn): Use prepare_copy_insn.
7661 * store-motion.c (replace_store_insn): Use prepare_copy_insn
7662 instead of gen_move_insn.
7664 2019-01-24 Jakub Jelinek <jakub@redhat.com>
7667 * config/i386/i386.c (ix86_pic_register_p): Return true for
7670 PR tree-optimization/88964
7671 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
7672 punt if HONOR_SNANS (chrec).
7675 * tree-nested.c (convert_nonlocal_reference_stmt,
7676 convert_local_reference_stmt, convert_tramp_reference_stmt,
7677 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
7678 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
7681 PR tree-optimization/89027
7682 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
7683 for "omp simd array" variables.
7685 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
7688 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
7689 force the alignment of m_val.
7691 2019-01-24 Richard Biener <rguenther@suse.de>
7694 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
7695 When in "legacy" debug mode make sure to reset self-origins.
7697 2019-01-24 Martin Liska <mliska@suse.cz>
7699 PR gcov-profile/88994
7700 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
7701 result will be always smaller or equal to the original.
7702 * gcov.c (mangle_name): Fix else branch where we should
7703 also copy to PTR and shift the pointer.
7705 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7707 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
7708 * vr-values.c (find_case_label_ranges): Fix a comment typo.
7710 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
7712 * common/config/i386/i386-common.c
7713 (OPTION_MASK_ISA_ENQCMD_SET,
7714 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
7715 (ix86_handle_option): Handle -menqcmd.
7716 * config.gcc (enqcmdintrin.h): New header file.
7717 * config/i386/cpuid.h (bit_ENQCMD): New bit.
7718 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
7720 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
7722 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
7723 __builtin_ia32_enqcmds): New builtins.
7724 * config/i386/i386-c.c (__ENQCMD__): New macro.
7725 * config/i386/i386-option.c (ix86_target_string): Add
7727 (ix86_valid_target_attribute_inner_p): Likewise.
7728 * config/i386/i386-expand.c
7729 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
7730 IX86_BUILTIN_ENQCMDS.
7731 * config/i386/i386.h (TARGET_ENQCMD): New.
7732 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
7733 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
7734 (movdir64b_<mode>): Parameterize to enable share expansion code
7735 with ENQCMD in function ix86_expand_builtin.
7736 * config/i386/i386.opt: Add -menqcmd.
7737 * config/i386/immintrin.h: Include enqcmdintrin.h.
7738 * config/i386/enqcmdintrin.h: New intrinsic file.
7739 * doc/invoke.texi: Add -menqcmd.
7741 2019-01-23 Bin Cheng <bin.cheng@arm.com>
7742 Steve Ellcey <sellcey@marvell.com>
7745 * recog.c (address_operand): Return false on wrong mode for address.
7746 (constrain_operands): Check for mode with 'p' constraint.
7748 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
7751 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
7752 Disparage MMX alternative.
7753 (sse2_cvtpd2pi): Ditto.
7754 (sse2_cvttpd2pi): Ditto.
7756 2019-01-23 David Malcolm <dmalcolm@redhat.com>
7759 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
7760 use-after-free of the result of
7761 aarch64_get_extension_string_for_isa_flags.
7763 2019-01-23 Jakub Jelinek <jakub@redhat.com>
7766 * doc/extend.texi: Document break and continue behavior in
7767 statement expressions.
7769 2019-01-23 Richard Biener <rguenther@suse.de>
7771 PR tree-optimization/89008
7772 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
7773 not leave another stray operand.
7775 2019-01-23 Jakub Jelinek <jakub@redhat.com>
7777 * BASE-VER: Bump to 9.0.1.
7779 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
7781 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
7782 thunk that returns by reference, use the type of the return object
7783 of the thunk instead of that of the alias to build the dereference.
7785 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
7787 * config/arc/atomic.md: Add operand to DMB instruction.
7789 2019-01-23 Jakub Jelinek <jakub@redhat.com>
7791 PR tree-optimization/88964
7792 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
7793 build_zero_cst instead of build_int_cst. Return false for loop
7794 invariants which honor signed zeros.
7796 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
7798 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
7800 2019-01-22 Jakub Jelinek <jakub@redhat.com>
7803 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
7804 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
7805 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
7808 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
7809 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
7812 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
7813 Disable for little endian.
7815 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
7818 * config/arm/arm.c (arm_needs_double_word_align): Check
7819 DECL_BIT_FIELD_TYPE.
7821 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
7822 H.J. Lu <hongjiu.lu@intel.com>
7825 * config/i386/i386-builtin.def: Add mask2 to all builtin
7826 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
7828 * config/i386/i386.c (BDESC): Add mask2 to the definition.
7829 (BDESC_FIRST): Likewise.
7830 (define_builtin): Add an argument for mask2. Updated to handle
7831 both ix86_isa_flags and ix86_isa_flags2.
7832 (define_builtin_const): Likewise.
7833 (define_builtin_pure): Likewise.
7834 (define_builtin2): Deleted.
7835 (define_builtin_const2): Likewise.
7836 (builtin_description): Add a member, mask2.
7837 (bdesc_*): Add mask2 to builtin initializations.
7838 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
7839 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
7841 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
7843 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
7846 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
7849 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
7852 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
7853 alignment is dominated by a bitfield with 64-bit aligned base type.
7854 (arm_function_arg): Emit a warning if the alignment has changed since
7855 earlier GCC releases.
7856 (arm_function_arg_boundary): Likewise.
7857 (arm_setup_incoming_varargs): Likewise.
7859 2019-01-22 Richard Biener <rguenther@suse.de>
7861 PR tree-optimization/88862
7862 * graphite-scop-detection.c
7863 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
7865 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
7867 * doc/extend.tex (AMD GCN Function Attributes): New section.
7868 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
7869 * doc/invoke.texi (AMD GCN Options): New section.
7870 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
7872 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
7874 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
7875 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
7877 2019-01-22 Jakub Jelinek <jakub@redhat.com>
7879 PR tree-optimization/88044
7880 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
7881 is false in the first iteration, but !every_iteration, return false
7882 instead of true with niter->niter zero.
7884 PR rtl-optimization/88904
7885 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
7886 any nonequal registers before processing BB_END (b).
7889 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
7891 (expand_binop_directly, expand_doubleword_clz,
7892 expand_doubleword_popcount, expand_ctz, expand_ffs,
7893 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
7895 PR rtl-optimization/49429
7897 PR rtl-optimization/86334
7899 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
7900 addressable from here...
7901 (emit_block_op_via_libcall): ... to here.
7903 2019-01-22 Richard Biener <rguenther@suse.de>
7905 * tree-vect-loop.c (vect_analyze_loop_operations): Use
7906 auto_vec for cost vector to fix memleak.
7907 (vectorize_fold_left_reduction): Properly gather SLP defs.
7908 (vectorizable_comparison): Do not swap operands to properly
7911 2019-01-22 Alan Modra <amodra@gmail.com>
7914 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
7915 stays a reg. Allow a const_int.
7916 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
7917 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
7918 (IS_NOMARK_TLSGETADDR): Define.
7919 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
7920 (rs6000_output_tlsargs): New function.
7921 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
7922 __tls_get_addr call takes an arg.
7923 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
7924 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
7926 (call_value_nonlocal_sysv): ..or here, delete split.
7927 (tls_gdld_nomark): Delete.
7928 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
7929 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
7930 (call_value_nonlocal_sysv): Likewise.
7931 (call_value_nonlocal_sysv_secure): Likewise.
7932 (call_value_nonlocal_aix): Likewise.
7933 (call_value_indirect_aix): Likewise.
7934 (call_value_indirect_elfv2): Likewise.
7935 (call_value_local32, call_value_local64): Disable for no-mark tls.
7936 (call_value_local_aix): Likewise.
7938 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
7941 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
7942 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
7944 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
7946 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
7947 string contents as hash_map keys.
7949 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7952 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
7953 for rvalue context. Handle rvalues correctly. Use min_align_of_type
7954 instead of TYPE_ALIGN.
7955 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
7956 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
7957 pointer from TYPE_STUB_DECL.
7959 2019-01-21 Richard Biener <rguenther@suse.de>
7961 PR tree-optimization/88934
7962 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
7963 at the possibly non-constant operand.
7964 (vect_get_constant_vectors): Adjust.
7966 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
7969 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
7970 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
7971 instead of _X86INTRIN_H_INCLUDED.
7972 * onfig/i386/clwbintrin.h: Likewise.
7973 * config/i386/pkuintrin.h: Likewise.
7974 * config/i386/prfchwintrin.h: Likewise.
7975 * config/i386/rdseedintrin.h: Likewise.
7976 * config/i386/wbnoinvdintrin.h: Likewise.
7977 * config/i386/xsavecintrin.h: Likewise.
7978 * config/i386/xsavesintrin.h: Likewise.
7979 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
7980 * config/i386/xsaveintrin.h: Likewise.
7981 * config/i386/xsaveoptintrin.h: Likewise.
7982 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
7983 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
7984 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
7985 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
7986 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
7987 * config/i386/immintrin.h: Here.
7989 2019-01-20 Martin Jambor <mjambor@suse.cz>
7992 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
7993 with aa_walk_budget.
7994 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
7995 aa_walk_budget_p parameter.
7996 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
7997 walk. Updated all callers.
7998 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
7999 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
8001 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
8002 parameter info. Extract info from fbi. Pass fbi to recursive calls
8003 and to unmodified_parm.
8004 (phi_result_unknown_predicate): New parameter fbi, removed parameter
8005 info, updated call to will_be_nonconstant_expr_predicate.
8006 (param_change_prob): New parameter fbi, limit AA walking.
8007 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
8008 calls to various above functions.
8009 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
8010 parameter. Use it to limit AA walking.
8011 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
8013 (detect_type_change): New parameter fbi, pass it on to
8014 detect_type_change_from_memory_writes.
8015 (detect_type_change_ssa): Likewise.
8016 (aa_overwalked): Removed.
8017 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
8018 accordingly, adjust to the neew AA limiting scheme.
8019 (parm_ref_data_preserved_p): Likewise.
8020 (ipa_compute_jump_functions_for_edge): Adjust call to
8022 (ipa_analyze_call_uses): Likewise.
8023 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
8024 (ipa_analyze_node): Initialize aa_walk_budget.
8025 (ipcp_transform_function): Likewise.
8026 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
8027 to get_dynamic_type.
8029 2019-01-19 Jakub Jelinek <jakub@redhat.com>
8031 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
8032 outside of #if CHECKING_P code.
8034 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
8036 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
8037 New function, split out from...
8038 (loop_versioning::analyze_stride): ...here.
8039 (loop_versioning::find_per_loop_multiplication): Use gassign.
8040 (loop_versioning::analyze_term_using_scevs): Return a success code.
8041 (loop_versioning::analyze_arbitrary_term): New function.
8042 (loop_versioning::analyze_address_fragment): Use
8043 analyze_arbitrary_term if all else fails.
8045 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
8048 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
8051 2019-01-18 Richard Biener <rguenther@suse.de>
8053 PR tree-optimization/88903
8054 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
8055 scalar stmts a SLP shift amount is composed of when detecting
8058 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
8061 * config/arm/arm-cpus.in (mp): New feature.
8063 (fgroup ARMv7ve): Add mp and sec features.
8064 (arch armv7-a): Add options to allow mp and sec extensions.
8065 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
8066 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
8067 extenstions to the base architecture.
8068 (cpu cortex-a8): Add sec extension to the base architecture.
8069 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
8070 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
8071 variants down to the base v7-a varaint.
8072 * config/arm/t-multilib (v7_a_arch_variants): New variable.
8073 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
8074 of permitted extensions for -march=armv7-a and for
8075 -mcpu=generic-armv7-a.
8077 2019-01-18 Martin Liska <mliska@suse.cz>
8079 * params.def: Fix comment.
8080 * tree-profile.c (gimple_init_gcov_profiler): Bump function
8082 (gimple_gen_ic_func_profiler): Likewise.
8084 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8086 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
8087 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
8088 and put in error checks for stack protector guard options.
8089 (aarch64_stack_protect_guard): New.
8090 (TARGET_STACK_PROTECT_GUARD): Define.
8091 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
8092 (reg_stack_protect_address<mode>): New.
8093 (stack_protect_set): Adjust for SSP_GLOBAL.
8094 (stack_protect_test): Likewise.
8095 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
8096 (-mstack-protector-guard): Likewise.
8097 (-mstack-protector-guard-offset): Likewise.
8099 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8101 PR tree-optimization/86214
8102 * tree-inline.h (struct copy_body_data): Add
8103 add_clobbers_to_eh_landing_pads member.
8104 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
8105 (copy_edges_for_bb): Call it if EH edge destination is <
8106 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
8107 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
8108 if flag_stack_reuse != SR_NONE and clear it afterwards.
8110 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
8113 * doc/install.texi (with-multilib-list): Document for aarch64.
8115 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8118 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
8119 (("..."))) with ("...").
8121 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
8123 * doc/extend.texi (Built-in Functions for Memory Model Aware
8124 Atomic Operations): Document atomic fetch and nand.
8126 2019-01-18 Martin Liska <mliska@suse.cz>
8127 Richard Biener <rguenther@suse.de>
8130 * cgraph.h (create_version_clone_with_body): Add new argument
8132 * cgraphclones.c (cgraph_node::create_version_clone): Add
8133 DECL_ATTRIBUTES to a newly created decl. And call
8134 valid_attribute_p so that proper cl_target_optimization_node
8135 is set for the newly created declaration.
8136 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
8138 (expand_target_clones): Do not call valid_attribute_p, it must
8140 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
8143 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8146 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
8147 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
8148 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
8150 2019-01-17 Martin Sebor <msebor@redhat.com>
8153 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
8154 Handle anti-ranges the same as no range at all.
8156 2018-01-17 Steve Ellcey <sellcey@cavium.com>
8158 * config/aarch64/aarch64.c (cgraph.h): New include.
8159 (intl.h): New include.
8160 (supported_simd_type): New function.
8161 (currently_supported_simd_type): Ditto.
8162 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
8163 (aarch64_simd_clone_adjust): Ditto.
8164 (aarch64_simd_clone_usable): Ditto.
8165 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
8166 (TARGET_SIMD_CLONE_ADJUST): Ditto.
8167 (TARGET_SIMD_CLONE_USABLE): Ditto.
8168 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
8169 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
8172 2019-01-17 Martin Sebor <msebor@redhat.com>
8174 PR tree-optimization/88800
8175 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
8176 NO_WARNING bit here. Avoid folding out-of-bounds calls.
8177 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
8178 redundant argument. Add new argument and issue diagnostics under
8179 its control. Detect out-of-bounds access even with warnings
8181 (check_bounds_or_overlap): Change return type. Add argument.
8182 (wrestrict_dom_walker::check_call): Adjust.
8183 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
8184 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
8185 check_bounds_or_overlap's return value.
8186 (handle_builtin_stxncpy): Same.
8187 (handle_builtin_strcat): Same.
8189 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8190 Kwok Cheung Yeung <kcy@codesourcery.com>
8191 Julian Brown <julian@codesourcery.com>
8192 Tom de Vries <tom@codesourcery.com>
8194 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
8196 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8198 * doc/sourcebuild.texi: Document dg-require-effective-target
8199 llvm_binutils and offload_gcn.
8201 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8202 Kwok Cheung Yeung <kcy@codesourcery.com>
8203 Julian Brown <julian@codesourcery.com>
8204 Tom de Vries <tom@codesourcery.com>
8206 * doc/sourcebuild.texi: Document dg-required-effective-target
8209 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8210 Kwok Cheung Yeung <kcy@codesourcery.com>
8211 Julian Brown <julian@codesourcery.com>
8212 Tom de Vries <tom@codesourcery.com>
8213 Jan Hubicka <hubicka@ucw.cz>
8214 Martin Jambor <mjambor@suse.cz>
8216 * config.gcc: Add amdgcn*-*-amdhsa configuration.
8217 * configure.ac: Check for dlopen.
8218 * configure: Regenerate.
8220 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8221 Kwok Cheung Yeung <kcy@codesourcery.com>
8222 Julian Brown <julian@codesourcery.com>
8223 Tom de Vries <tom@codesourcery.com>
8224 Jan Hubicka <hubicka@ucw.cz>
8225 Martin Jambor <mjambor@suse.cz>
8227 * common/config/gcn/gcn-common.c: New file.
8228 * config/gcn/driver-gcn.c: New file.
8229 * config/gcn/gcn-builtins.def: New file.
8230 * config/gcn/gcn-hsa.h: New file.
8231 * config/gcn/gcn-modes.def: New file.
8232 * config/gcn/gcn-opts.h: New file.
8233 * config/gcn/gcn-passes.def: New file.
8234 * config/gcn/gcn-protos.h: New file.
8235 * config/gcn/gcn-run.c: New file.
8236 * config/gcn/gcn-tree.c: New file.
8237 * config/gcn/gcn.c: New file.
8238 * config/gcn/gcn.h: New file.
8239 * config/gcn/gcn.opt: New file.
8240 * config/gcn/t-gcn-hsa: New file.
8242 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8243 Kwok Cheung Yeung <kcy@codesourcery.com>
8244 Julian Brown <julian@codesourcery.com>
8245 Tom de Vries <tom@codesourcery.com>
8246 Jan Hubicka <hubicka@ucw.cz>
8247 Martin Jambor <mjambor@suse.cz>
8249 * config/gcn/constraints.md: New file.
8250 * config/gcn/gcn-valu.md: New file.
8251 * config/gcn/gcn.md: New file.
8252 * config/gcn/predicates.md: New file.
8254 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
8256 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
8257 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
8258 (stmt_uses_0_or_null_in_undefined_way): Likewise.
8259 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
8261 2019-01-17 Tamar Christina <tamar.christina@arm.com>
8264 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
8265 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
8266 it and document registers.
8268 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8270 * config/aarch64/aarch64.c (ares_tunings): Define.
8271 * config/aarch64/aarch64-cores.def (ares): Use the above.
8273 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8277 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
8279 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
8280 (_mm512_fixupimm_round_pd): Update parameters and builtin.
8281 (_mm512_maskz_fixupimm_round_pd): Ditto.
8282 (_mm512_fixupimm_round_ps): Ditto.
8283 (_mm512_maskz_fixupimm_round_ps): Ditto.
8284 (_mm_fixupimm_round_sd): Ditto.
8285 (_mm_maskz_fixupimm_round_sd): Ditto.
8286 (_mm_fixupimm_round_ss): Ditto.
8287 (_mm_maskz_fixupimm_round_ss): Ditto.
8288 (_mm512_fixupimm_pd): Ditto.
8289 (_mm512_maskz_fixupimm_pd): Ditto.
8290 (_mm512_fixupimm_ps): Ditto.
8291 (_mm512_maskz_fixupimm_ps): Ditto.
8292 (_mm_fixupimm_sd): Ditto.
8293 (_mm_maskz_fixupimm_sd): Ditto.
8294 (_mm_fixupimm_ss): Ditto.
8295 (_mm_maskz_fixupimm_ss): Ditto.
8296 (_mm512_mask_fixupimm_round_pd): Update builtin.
8297 (_mm512_mask_fixupimm_round_ps): Ditto.
8298 (_mm_mask_fixupimm_round_sd): Ditto.
8299 (_mm_mask_fixupimm_round_ss): Ditto.
8300 (_mm512_mask_fixupimm_pd): Ditto.
8301 (_mm512_mask_fixupimm_ps): Ditto.
8302 (_mm_mask_fixupimm_sd): Ditto.
8303 (_mm_mask_fixupimm_ss): Ditto.
8304 * config/i386/avx512vlintrin.h:
8305 (_mm256_fixupimm_pd): Update parameters and builtin.
8306 (_mm256_maskz_fixupimm_pd): Ditto.
8307 (_mm256_fixupimm_ps): Ditto.
8308 (_mm256_maskz_fixupimm_ps): Ditto.
8309 (_mm_fixupimm_pd): Ditto.
8310 (_mm_maskz_fixupimm_pd): Ditto.
8311 (_mm_fixupimm_ps): Ditto.
8312 (_mm_maskz_fixupimm_ps): Ditto.
8313 (_mm256_mask_fixupimm_pd): Update builtin.
8314 (_mm256_mask_fixupimm_ps): Ditto.
8315 (_mm_mask_fixupimm_pd): Ditto.
8316 (_mm_mask_fixupimm_ps): Ditto.
8317 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
8318 * config/i386/i386-builtin.def: Update builtin definitions.
8319 * config/i386/i386.c: Handle new builtin types and remove useless ones.
8320 * config/i386/sse.md: Update VFIXUPIMM* patterns.
8321 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8322 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8323 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
8324 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8325 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8326 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
8327 * config/i386/subst.md:
8328 (round_saeonly_sd_mask_operand4): Add new subst_attr.
8329 (round_saeonly_sd_mask_op4): Ditto.
8330 (round_saeonly_expand_operand5): Ditto.
8331 (round_saeonly_expand): Update.
8333 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8337 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
8339 * config/i386/sse.md: Combine VFIXUPIMM* patterns
8340 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8341 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8342 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
8343 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8344 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8345 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
8347 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8351 2018-12-15 Jakub Jelinek <jakub@redhat.com>
8354 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
8355 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
8356 instead of UNSPEC_FIXUPIMM.
8358 2019-01-17 Richard Biener <rguenther@suse.de>
8361 * dwarf2out.c (want_pubnames): Never generate pubnames sections
8362 and friends for the LTO part of debug info.
8364 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8366 PR tree-optimization/86214
8367 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
8370 PR rtl-optimization/88870
8371 * dce.c (deletable_insn_p): Never delete const/pure calls that can
8372 throw if we can't alter the cfg or delete dead exceptions.
8373 (mark_insn): Don't call find_call_stack_args for such calls.
8375 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
8377 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
8378 prototypes for vec_st.
8379 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
8380 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
8381 mainly on signed/unsigned long long and double.
8383 2019-01-16 David Malcolm <dmalcolm@redhat.com>
8386 * combine.c (delete_noop_moves): Convert to "bool" return,
8387 returning true if any edges are eliminated.
8388 (combine_instructions): Also return true if delete_noop_moves
8391 2019-01-16 Tamar Christina <tamar.christina@arm.com>
8393 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
8394 correct max nunits for endian swap.
8395 (aarch64_expand_fcmla_builtin): Correct subreg code.
8396 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
8397 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
8400 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
8402 * config/alpha/alpha.c (alpha_gimplify_va_arg):
8403 Handle split indirect COMPLEX_TYPE arguments.
8405 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
8408 * config/aarch64/aarch64-modes.def: Add comment about how the carry
8409 bit is set by add and compare.
8410 (CC_ADC): New CC_MODE.
8411 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
8412 to cache the code and mode of X. Adjust the shape of a CC_Cmode
8413 comparison. Add detection for CC_ADCmode.
8414 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
8416 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
8417 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
8418 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
8419 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
8420 to eliminate the need for zero-extending the operands.
8421 (add<mode>3_compareC_imm): Delete. Merge into ...
8422 (add<mode>3_compareC): ... this. Restructure the comparison to
8423 eliminate the need for zero-extending the operands.
8424 (add<mode>3_carryin): Use LTU for the overflow detection.
8425 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
8426 Reexpress comparison for overflow.
8427 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
8428 (add<mode>3_carryinC): Likewise.
8429 (add<mode>3_carryinV): Use LTU for carry between partials.
8430 * config/aarch64/predicates.md (aarch64_carry_operation): Update
8431 handling of CC_Cmode and add CC_ADCmode.
8432 (aarch64_borrow_operation): Likewise.
8434 2019-01-16 Tamar Christina <tamar.christina@arm.com>
8436 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
8437 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
8438 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
8439 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
8441 2019-01-16 Martin Liska <mliska@suse.cz>
8443 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
8445 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
8447 * gcc.c (add_sysrooted_hdrs_prefix): New function.
8448 (path_prefix_reset): Move up in the source file.
8449 (find_fortran_preinclude_file): Make complex search for the
8450 fortran header files.
8452 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
8454 * godump.c (go_output_typedef): When outputting a typedef, refer
8455 to the underlying type by its name and not its structure.
8457 2019-01-15 David Malcolm <dmalcolm@redhat.com>
8460 * tree.c (build_function_type): Assert that arg_types is not
8463 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
8466 * doc/extend.texi: Document that listing the stack pointer in the
8467 clobber list of an asm is a deprecated feature.
8468 * common.opt (Wdeprecated): Moved from c-family/c.opt.
8469 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
8470 warning instead of an error for clobbers of the stack pointer.
8471 Add a note explaining why.
8473 2019-01-15 Richard Biener <rguenther@suse.de>
8476 * dwarf2out.c (gen_member_die): Do not generate inheritance
8479 2019-01-15 Richard Biener <rguenther@suse.de>
8481 PR tree-optimization/88855
8482 * tree-if-conv.c (combine_blocks): Collect
8483 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
8485 2019-01-15 Tom de Vries <tdevries@suse.de>
8488 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
8489 lhs == NULL_TREE for gang-level reduction.
8491 2019-01-15 Richard Biener <rguenther@suse.de>
8492 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8495 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
8496 return true if SSA_NAME is already marked in visited bitmap.
8497 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
8499 2019-01-15 Jakub Jelinek <jakub@redhat.com>
8501 PR tree-optimization/88775
8502 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
8503 equal == 0 equality pointer comparisons some more if compared in
8504 integral types and either one points to an automatic var and the
8505 other to a global, or we can prove at least one points to the middle
8506 or both point to start or both point to end.
8508 2019-01-14 Andi Kleen <ak@linux.intel.com>
8510 * Makefile.in: Lower autofdo sampling rate by 10x.
8511 * Makefile.tpl: Dito.
8513 2019-01-14 Tom Honermann <tom@honermann.net>
8515 * defaults.h: Define CHAR8_TYPE.
8517 2019-01-14 Martin Sebor <msebor@redhat.com>
8520 * doc/extend.texi (Darwin Format Checks): Clarify.
8522 2019-01-14 Richard Biener <rguenther@suse.de>
8524 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
8525 whether we are in (simplify ...) or (match ...) context.
8527 2019-01-14 Jakub Jelinek <jakub@redhat.com>
8529 PR rtl-optimization/88796
8530 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
8531 * cfgexpand.c (stack_protect_prologue): Initialize
8532 crtl->stack_protect_guard_decl.
8533 * function.c (stack_protect_epilogue): Use it instead of calling
8534 targetm.stack_protect_guard again.
8535 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
8536 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
8537 crtl->stack_protect_guard_decl.
8538 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
8539 on the returned MEM_EXPR.
8541 2019-01-12 Tom de Vries <tdevries@suse.de>
8543 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
8544 vector length using -fopenacc-dim.
8546 2019-01-12 Tom de Vries <tdevries@suse.de>
8548 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
8549 lengths into account.
8551 2019-01-12 Svante Signell <svante.signell@gmail.com>
8553 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
8554 (TARGET_CAN_SPLIT_STACK): Define.
8555 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
8557 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
8559 * params.def (inline-unit-growth): Set to 40.
8561 2019-01-12 Jakub Jelinek <jakub@redhat.com>
8563 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
8565 2019-01-12 Tom de Vries <tdevries@suse.de>
8567 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
8568 region calling vector-partitionable routine, set default_vector_length
8571 2019-01-12 Tom de Vries <tdevries@suse.de>
8573 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
8574 variable default_vector_length.
8576 2019-01-12 Tom de Vries <tdevries@suse.de>
8579 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
8580 from oacc_default_dims, as oacc_validate_dims would do it, and apply
8583 2019-01-12 Tom de Vries <tdevries@suse.de>
8585 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
8586 (nvptx_goacc_validate_dims): Add used parameter.
8587 * doc/tm.texi: Regenerate.
8588 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
8589 argument to call to targetm.goacc.validate_dims.
8590 (default_goacc_validate_dims): Add used
8592 * target.def (validate_dims): Add used parameter in DEFHOOK.
8593 * targhooks.h (default_goacc_validate_dims): Add used parameter.
8595 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8599 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
8601 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
8602 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
8603 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
8604 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
8606 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
8608 PR rtl-optimization/87305
8610 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
8611 for little endian pseudos used as paradoxical subreg.
8613 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8615 PR tree-optimization/88693
8616 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
8617 for STRING_CSTs that don't contain any NUL characters in the first
8618 TREE_STRING_LENGTH bytes.
8620 2019-01-11 Alan Modra <amodra@gmail.com>
8624 * genattrtab.c (min_fn): Don't translate values.
8625 (min_attr_value): Return INT_MAX when the value can't be calculated.
8626 Return minimum among any values that can be calculated.
8627 (max_attr_value): Adjust.
8629 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8631 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
8633 2019-01-11 Steve Ellcey <sellcey@marvell.com>
8635 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
8636 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
8637 (aarch64_return_call_with_max_clobbers): New function.
8638 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
8639 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
8641 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
8642 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
8643 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
8644 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
8645 * cselib.c (cselib_process_insn): Add argument to
8646 targetm.hard_regno_call_part_clobbered call.
8647 * ira-conflicts.c (ira_build_conflicts): Ditto.
8648 * ira-costs.c (ira_tune_allocno_costs): Ditto.
8649 * lra-constraints.c (inherit_reload_reg): Ditto.
8650 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
8651 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
8652 argument. Call targetm.return_call_with_max_clobbers.
8653 Add argument to targetm.hard_regno_call_part_clobbered call.
8654 (calls_have_same_clobbers_p): New function.
8655 (process_bb_lives): Add call_insn and last_call_insn variables.
8656 Pass call_insn to check_pseudos_live_through_calls.
8657 Modify if stmt to check targetm.return_call_with_max_clobbers.
8658 Update setting of flush variable.
8659 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
8661 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
8662 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
8663 targetm.hard_regno_call_part_clobbered call.
8664 * reginfo.c (choose_hard_reg_mode): Ditto.
8665 * regrename.c (check_new_reg_p): Ditto.
8666 * reload.c (find_equiv_reg): Ditto.
8667 * reload1.c (emit_reload_insns): Ditto.
8668 * sched-deps.c (deps_analyze_insn): Ditto.
8669 * sel-sched.c (init_regs_for_mode): Ditto.
8670 (mark_unavailable_hard_regs): Ditto.
8671 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
8672 * target.def (hard_regno_call_part_clobbered): Add insn argument.
8673 (return_call_with_max_clobbers): New target function.
8674 * doc/tm.texi: Regenerate.
8675 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
8676 * hooks.c (hook_bool_uint_mode_false): Change to
8677 hook_bool_insn_uint_mode_false.
8678 * hooks.h (hook_bool_uint_mode_false): Ditto.
8680 2019-01-11 Steve Ellcey <sellcey@marvell.com>
8682 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
8683 (aarch64_remove_extra_call_preserved_regs): New function.
8684 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
8685 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
8686 * doc/tm.texi: Regenerate.
8687 * final.c (get_call_reg_set_usage): Call new hook.
8688 * target.def (remove_extra_call_preserved_regs): New hook.
8689 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
8690 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
8692 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8695 * passes.c (finish_optimization_passes): Call print_combine_total_stats
8696 inside of pass_combine_1 dump rather than pass_profile_1.
8698 2019-01-11 Tom de Vries <tdevries@suse.de>
8700 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
8701 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
8702 (PTX_NUM_PER_WORKER_BARRIERS): Define.
8703 (nvptx_apply_dim_limits): Prevent vector_length 64 and
8706 2019-01-11 Tom de Vries <tdevries@suse.de>
8708 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
8710 2019-01-11 Jan Beulich <jbeulich@suse.com>
8712 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
8713 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
8714 sse2_cvtsi2sd): Add {l}.
8715 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
8718 2019-01-10 Jakub Jelinek <jakub@redhat.com>
8721 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
8723 (*float<floatunssuffix>v2div2sf2): New define_insn.
8724 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
8725 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
8726 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
8727 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
8728 match_operands with "const0_operand" "C".
8730 2019-01-10 Tamar Christina <tamar.christina@arm.com>
8732 * config/aarch64/aarch64-builtins.c
8733 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
8734 (aarch64_init_simd_builtins): ...Here
8736 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
8738 PR rtl-optimization/87305
8740 (setup_live_pseudos_and_spill_after_risky_transforms): Check
8741 allocation for big endian pseudos used as paradoxical subregs and
8742 spill them if it is wrong.
8743 * lra-constraints.c (lra_constraints): Add a comment.
8745 2019-01-10 Richard Biener <rguenther@suse.de>
8747 PR tree-optimization/88792
8748 * tree-ssa-pre.c (get_representative_for): Do not return a
8751 2019-01-10 Jakub Jelinek <jakub@redhat.com>
8755 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
8756 (assign_parm_setup_block): Do the argument slot realignment here
8759 2019-01-10 Stefan Agner <stefan@agner.ch>
8762 * config/arm/arm.c (arm_option_override_internal): Force
8763 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
8765 2019-01-10 Jakub Jelinek <jakub@redhat.com>
8768 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
8771 2019-01-10 Tamar Christina <tamar.christina@arm.com>
8773 * config/arm/arm-builtins.c
8774 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
8775 (MAC_LANE_PAIR_QUALIFIERS): New.
8776 (arm_expand_builtin_args): Use it.
8777 (arm_expand_builtin_1): Likewise.
8778 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
8779 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
8780 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
8781 * config/arm/arm_neon.h:
8782 (vcadd_rot90_f16): New.
8783 (vcaddq_rot90_f16): New.
8784 (vcadd_rot270_f16): New.
8785 (vcaddq_rot270_f16): New.
8788 (vcmla_lane_f16): New.
8789 (vcmla_laneq_f16): New.
8790 (vcmlaq_lane_f16): New.
8791 (vcmlaq_laneq_f16): New.
8792 (vcmla_rot90_f16): New.
8793 (vcmlaq_rot90_f16): New.
8794 (vcmla_rot90_lane_f16): New.
8795 (vcmla_rot90_laneq_f16): New.
8796 (vcmlaq_rot90_lane_f16): New.
8797 (vcmlaq_rot90_laneq_f16): New.
8798 (vcmla_rot180_f16): New.
8799 (vcmlaq_rot180_f16): New.
8800 (vcmla_rot180_lane_f16): New.
8801 (vcmla_rot180_laneq_f16): New.
8802 (vcmlaq_rot180_lane_f16): New.
8803 (vcmlaq_rot180_laneq_f16): New.
8804 (vcmla_rot270_f16): New.
8805 (vcmlaq_rot270_f16): New.
8806 (vcmla_rot270_lane_f16): New.
8807 (vcmla_rot270_laneq_f16): New.
8808 (vcmlaq_rot270_lane_f16): New.
8809 (vcmlaq_rot270_laneq_f16): New.
8810 (vcadd_rot90_f32): New.
8811 (vcaddq_rot90_f32): New.
8812 (vcadd_rot270_f32): New.
8813 (vcaddq_rot270_f32): New.
8816 (vcmla_lane_f32): New.
8817 (vcmla_laneq_f32): New.
8818 (vcmlaq_lane_f32): New.
8819 (vcmlaq_laneq_f32): New.
8820 (vcmla_rot90_f32): New.
8821 (vcmlaq_rot90_f32): New.
8822 (vcmla_rot90_lane_f32): New.
8823 (vcmla_rot90_laneq_f32): New.
8824 (vcmlaq_rot90_lane_f32): New.
8825 (vcmlaq_rot90_laneq_f32): New.
8826 (vcmla_rot180_f32): New.
8827 (vcmlaq_rot180_f32): New.
8828 (vcmla_rot180_lane_f32): New.
8829 (vcmla_rot180_laneq_f32): New.
8830 (vcmlaq_rot180_lane_f32): New.
8831 (vcmlaq_rot180_laneq_f32): New.
8832 (vcmla_rot270_f32): New.
8833 (vcmlaq_rot270_f32): New.
8834 (vcmla_rot270_lane_f32): New.
8835 (vcmla_rot270_laneq_f32): New.
8836 (vcmlaq_rot270_lane_f32): New.
8837 (vcmlaq_rot270_laneq_f32): New.
8838 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
8839 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
8840 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
8841 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
8842 vcmlaq_lane270): New.
8843 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
8844 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
8845 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
8846 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
8847 (arm_option_reconfigure_globals): Use them.
8848 * config/arm/iterators.md (VDF, VQ_HSF): New.
8849 (VCADD, VCMLA): New.
8850 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
8851 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
8853 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
8854 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
8856 2019-01-10 Tamar Christina <tamar.christina@arm.com>
8858 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
8859 Add qualifier_lane_pair_index.
8860 (emit-rtl.h): Include.
8861 (TYPES_QUADOP_LANE_PAIR): New.
8862 (aarch64_simd_expand_args): Use it.
8863 (aarch64_simd_expand_builtin): Likewise.
8864 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
8866 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
8867 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
8868 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
8869 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
8870 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
8871 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
8872 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
8873 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
8874 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
8875 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
8876 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
8877 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
8878 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
8879 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
8880 Add __ARM_FEATURE_COMPLEX.
8881 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
8882 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
8883 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
8884 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
8885 fcmlaq_lane270): New.
8886 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
8887 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
8888 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
8889 * config/aarch64/arm_neon.h:
8890 (vcadd_rot90_f16): New.
8891 (vcaddq_rot90_f16): New.
8892 (vcadd_rot270_f16): New.
8893 (vcaddq_rot270_f16): New.
8896 (vcmla_lane_f16): New.
8897 (vcmla_laneq_f16): New.
8898 (vcmlaq_lane_f16): New.
8899 (vcmlaq_rot90_lane_f16): New.
8900 (vcmla_rot90_laneq_f16): New.
8901 (vcmla_rot90_lane_f16): New.
8902 (vcmlaq_rot90_f16): New.
8903 (vcmla_rot90_f16): New.
8904 (vcmlaq_laneq_f16): New.
8905 (vcmla_rot180_laneq_f16): New.
8906 (vcmla_rot180_lane_f16): New.
8907 (vcmlaq_rot180_f16): New.
8908 (vcmla_rot180_f16): New.
8909 (vcmlaq_rot90_laneq_f16): New.
8910 (vcmlaq_rot270_laneq_f16): New.
8911 (vcmlaq_rot270_lane_f16): New.
8912 (vcmla_rot270_laneq_f16): New.
8913 (vcmlaq_rot270_f16): New.
8914 (vcmla_rot270_f16): New.
8915 (vcmlaq_rot180_laneq_f16): New.
8916 (vcmlaq_rot180_lane_f16): New.
8917 (vcmla_rot270_lane_f16): New.
8918 (vcadd_rot90_f32): New.
8919 (vcaddq_rot90_f32): New.
8920 (vcaddq_rot90_f64): New.
8921 (vcadd_rot270_f32): New.
8922 (vcaddq_rot270_f32): New.
8923 (vcaddq_rot270_f64): New.
8927 (vcmla_lane_f32): New.
8928 (vcmla_laneq_f32): New.
8929 (vcmlaq_lane_f32): New.
8930 (vcmlaq_laneq_f32): New.
8931 (vcmla_rot90_f32): New.
8932 (vcmlaq_rot90_f32): New.
8933 (vcmlaq_rot90_f64): New.
8934 (vcmla_rot90_lane_f32): New.
8935 (vcmla_rot90_laneq_f32): New.
8936 (vcmlaq_rot90_lane_f32): New.
8937 (vcmlaq_rot90_laneq_f32): New.
8938 (vcmla_rot180_f32): New.
8939 (vcmlaq_rot180_f32): New.
8940 (vcmlaq_rot180_f64): New.
8941 (vcmla_rot180_lane_f32): New.
8942 (vcmla_rot180_laneq_f32): New.
8943 (vcmlaq_rot180_lane_f32): New.
8944 (vcmlaq_rot180_laneq_f32): New.
8945 (vcmla_rot270_f32): New.
8946 (vcmlaq_rot270_f32): New.
8947 (vcmlaq_rot270_f64): New.
8948 (vcmla_rot270_lane_f32): New.
8949 (vcmla_rot270_laneq_f32): New.
8950 (vcmlaq_rot270_lane_f32): New.
8951 (vcmlaq_rot270_laneq_f32): New.
8952 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
8953 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
8954 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
8955 (FCADD, FCMLA): New.
8957 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
8959 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
8963 * config/pa/pa.c: Change "can not" to "cannot".
8964 * gimple-ssa-evrp-analyze.c: Likewise.
8965 * ipa-icf.c: Likewise.
8966 * ipa-polymorphic-call.c: Likewise.
8967 * ipa-pure-const.c: Likewise.
8968 * lra-constraints.c: Likewise.
8969 * lra-remat.c: Likewise.
8970 * reload1.c: Likewise.
8971 * reorg.c: Likewise.
8972 * tree-ssa-uninit.c: Likewise.
8974 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
8978 * Makefile.in: Mechanically replace "can not" with "cannot".
8979 * alias.c: Likewise.
8980 * builtins.c: Likewise.
8981 * calls.c: Likewise.
8982 * cgraph.c: Likewise.
8983 * cgraph.h: Likewise.
8984 * cgraphclones.c: Likewise.
8985 * cgraphunit.c: Likewise.
8986 * combine-stack-adj.c: Likewise.
8987 * combine.c: Likewise.
8988 * common/config/i386/i386-common.c: Likewise.
8989 * config/aarch64/aarch64.c: Likewise.
8990 * config/alpha/sync.md: Likewise.
8991 * config/arc/arc.c: Likewise.
8992 * config/arc/predicates.md: Likewise.
8993 * config/arm/arm-c.c: Likewise.
8994 * config/arm/arm.c: Likewise.
8995 * config/arm/arm.h: Likewise.
8996 * config/arm/arm.md: Likewise.
8997 * config/arm/cortex-r4f.md: Likewise.
8998 * config/csky/csky.c: Likewise.
8999 * config/csky/csky.h: Likewise.
9000 * config/darwin-f.c: Likewise.
9001 * config/epiphany/epiphany.md: Likewise.
9002 * config/i386/i386.c: Likewise.
9003 * config/i386/sol2.h: Likewise.
9004 * config/m68k/m68k.c: Likewise.
9005 * config/mcore/mcore.h: Likewise.
9006 * config/microblaze/microblaze.md: Likewise.
9007 * config/mips/20kc.md: Likewise.
9008 * config/mips/sb1.md: Likewise.
9009 * config/nds32/nds32.c: Likewise.
9010 * config/nds32/predicates.md: Likewise.
9011 * config/pa/pa.c: Likewise.
9012 * config/rs6000/e300c2c3.md: Likewise.
9013 * config/rs6000/rs6000.c: Likewise.
9014 * config/s390/s390.h: Likewise.
9015 * config/sh/sh.c: Likewise.
9016 * config/sh/sh.md: Likewise.
9017 * config/spu/vmx2spu.h: Likewise.
9018 * cprop.c: Likewise.
9019 * dbxout.c: Likewise.
9020 * df-scan.c: Likewise.
9021 * doc/cfg.texi: Likewise.
9022 * doc/extend.texi: Likewise.
9023 * doc/fragments.texi: Likewise.
9024 * doc/gty.texi: Likewise.
9025 * doc/invoke.texi: Likewise.
9026 * doc/lto.texi: Likewise.
9027 * doc/md.texi: Likewise.
9028 * doc/objc.texi: Likewise.
9029 * doc/rtl.texi: Likewise.
9030 * doc/tm.texi: Likewise.
9032 * emit-rtl.c: Likewise.
9033 * emit-rtl.h: Likewise.
9034 * except.c: Likewise.
9035 * expmed.c: Likewise.
9037 * fold-const.c: Likewise.
9038 * genautomata.c: Likewise.
9039 * gimple-fold.c: Likewise.
9040 * hard-reg-set.h: Likewise.
9041 * ifcvt.c: Likewise.
9042 * ipa-comdats.c: Likewise.
9043 * ipa-cp.c: Likewise.
9044 * ipa-devirt.c: Likewise.
9045 * ipa-fnsummary.c: Likewise.
9046 * ipa-icf.c: Likewise.
9047 * ipa-inline-transform.c: Likewise.
9048 * ipa-inline.c: Likewise.
9049 * ipa-polymorphic-call.c: Likewise.
9050 * ipa-profile.c: Likewise.
9051 * ipa-prop.c: Likewise.
9052 * ipa-pure-const.c: Likewise.
9053 * ipa-reference.c: Likewise.
9054 * ipa-split.c: Likewise.
9055 * ipa-visibility.c: Likewise.
9057 * ira-build.c: Likewise.
9058 * ira-color.c: Likewise.
9059 * ira-conflicts.c: Likewise.
9060 * ira-costs.c: Likewise.
9061 * ira-int.h: Likewise.
9062 * ira-lives.c: Likewise.
9065 * loop-invariant.c: Likewise.
9066 * loop-unroll.c: Likewise.
9067 * lower-subreg.c: Likewise.
9068 * lra-assigns.c: Likewise.
9069 * lra-constraints.c: Likewise.
9070 * lra-eliminations.c: Likewise.
9071 * lra-lives.c: Likewise.
9072 * lra-remat.c: Likewise.
9073 * lra-spills.c: Likewise.
9075 * lto-cgraph.c: Likewise.
9076 * lto-streamer-out.c: Likewise.
9077 * postreload-gcse.c: Likewise.
9078 * predict.c: Likewise.
9079 * profile-count.h: Likewise.
9080 * profile.c: Likewise.
9081 * recog.c: Likewise.
9083 * reload.c: Likewise.
9084 * reload1.c: Likewise.
9085 * reorg.c: Likewise.
9086 * resource.c: Likewise.
9087 * rtl.def: Likewise.
9089 * rtlanal.c: Likewise.
9090 * sched-deps.c: Likewise.
9091 * sched-ebb.c: Likewise.
9092 * sched-rgn.c: Likewise.
9093 * sel-sched-ir.c: Likewise.
9094 * sel-sched.c: Likewise.
9095 * shrink-wrap.c: Likewise.
9096 * simplify-rtx.c: Likewise.
9097 * symtab.c: Likewise.
9098 * target.def: Likewise.
9099 * toplev.c: Likewise.
9100 * tree-call-cdce.c: Likewise.
9101 * tree-cfg.c: Likewise.
9102 * tree-complex.c: Likewise.
9103 * tree-core.h: Likewise.
9104 * tree-eh.c: Likewise.
9105 * tree-inline.c: Likewise.
9106 * tree-loop-distribution.c: Likewise.
9107 * tree-nrv.c: Likewise.
9108 * tree-profile.c: Likewise.
9109 * tree-sra.c: Likewise.
9110 * tree-ssa-alias.c: Likewise.
9111 * tree-ssa-dce.c: Likewise.
9112 * tree-ssa-dom.c: Likewise.
9113 * tree-ssa-forwprop.c: Likewise.
9114 * tree-ssa-loop-im.c: Likewise.
9115 * tree-ssa-loop-ivcanon.c: Likewise.
9116 * tree-ssa-loop-ivopts.c: Likewise.
9117 * tree-ssa-loop-niter.c: Likewise.
9118 * tree-ssa-phionlycprop.c: Likewise.
9119 * tree-ssa-phiopt.c: Likewise.
9120 * tree-ssa-propagate.c: Likewise.
9121 * tree-ssa-threadedge.c: Likewise.
9122 * tree-ssa-threadupdate.c: Likewise.
9123 * tree-ssa-uninit.c: Likewise.
9124 * tree-ssanames.c: Likewise.
9125 * tree-streamer-out.c: Likewise.
9128 * vr-values.c: Likewise.
9130 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
9132 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
9133 (ix86_split_xorsign): Ditto.
9134 * config/i386/i386.c (ix86_expand_xorsign): New function.
9135 (ix86_split_xorsign): Ditto.
9136 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
9137 (xorsign<mode>3): New expander.
9138 (xorsign<mode>3_1): New insn_and_split pattern.
9139 * config/i386/sse.md (xorsign<mode>3): New expander.
9141 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9143 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
9144 (*tablejump_sp64): Likewise.
9145 (*tablejump<P:mode>): ...this.
9146 (*call_address_sp32): Merge into...
9147 (*call_address_sp64): Likewise.
9148 (*call_address<P:mode>): ...this.
9149 (*call_symbolic_sp32): Merge into...
9150 (*call_symbolic_sp64): Likewise.
9151 (*call_symbolic<P:mode>): ...this.
9152 (call_value): Remove constraint and add predicate.
9153 (*call_value_address_sp32): Merge into...
9154 (*call_value_address_sp64): Likewise.
9155 (*call_value_address<P:mode>): ...this.
9156 (*call_value_symbolic_sp32): Merge into...
9157 (*call_value_symbolic_sp64): Likewise.
9158 (*call_value_symbolic<P:mode>): ...this.
9159 (*sibcall_symbolic_sp32): Merge into...
9160 (*sibcall_symbolic_sp64): Likewise.
9161 (*sibcall_symbolic<P:mode>): ...this.
9162 (sibcall_value): Remove constraint and add predicate.
9163 (*sibcall_value_symbolic_sp32): Merge into...
9164 (*sibcall_value_symbolic_sp64): Likewise.
9165 (*sibcall_value_symbolic<P:mode>): ...this.
9166 (window_save): Minor tweak.
9167 (*branch_sp32): Merge into...
9168 (*branch_sp64): Likewise.
9169 (*branch<P:mode>): ...this.
9171 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9172 James Clarke <jrtc27@jrtc27.com>
9175 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
9176 consistently in TLS address generation and adjust code to the renaming
9177 of patterns. Mark calls to __tls_get_addr as const.
9178 * config/sparc/sparc.md (tgd_hi22): Turn into...
9179 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
9180 (tgd_lo10): Turn into...
9181 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
9182 (tgd_add32): Merge into...
9183 (tgd_add64): Likewise.
9184 (tgd_add<P:mode>): ...this and use Pmode throughout.
9185 (tldm_hi22): Turn into...
9186 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
9187 (tldm_lo10): Turn into...
9188 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
9189 (tldm_add32): Merge into...
9190 (tldm_add64): Likewise.
9191 (tldm_add<P:mode>): ...this and use Pmode throughout.
9192 (tldm_call32): Merge into...
9193 (tldm_call64): Likewise.
9194 (tldm_call<P:mode>): ...this and use Pmode throughout.
9195 (tldo_hix22): Turn into...
9196 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
9197 (tldo_lox10): Turn into...
9198 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
9199 (tldo_add32): Merge into...
9200 (tldo_add64): Likewise.
9201 (tldo_add<P:mode>): ...this and use Pmode throughout.
9202 (tie_hi22): Turn into...
9203 (tie_hi22<P:mode>): ...this and use Pmode throughout.
9204 (tie_lo10): Turn into...
9205 (tie_lo10<P:mode>): ...this and use Pmode throughout.
9206 (tie_ld64): Use DImode throughout.
9207 (tie_add32): Merge into...
9208 (tie_add64): Likewise.
9209 (tie_add<P:mode>): ...this and use Pmode throughout.
9210 (tle_hix22_sp32): Merge into...
9211 (tle_hix22_sp64): Likewise.
9212 (tle_hix22<P:mode>): ...this and use Pmode throughout.
9213 (tle_lox22_sp32): Merge into...
9214 (tle_lox22_sp64): Likewise.
9215 (tle_lox22<P:mode>): ...this and use Pmode throughout.
9216 (*tldo_ldub_sp32): Merge into...
9217 (*tldo_ldub_sp64): Likewise.
9218 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
9219 (*tldo_ldub1_sp32): Merge into...
9220 (*tldo_ldub1_sp64): Likewise.
9221 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
9222 (*tldo_ldub2_sp32): Merge into...
9223 (*tldo_ldub2_sp64): Likewise.
9224 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
9225 (*tldo_ldsb1_sp32): Merge into...
9226 (*tldo_ldsb1_sp64): Likewise.
9227 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
9228 (*tldo_ldsb2_sp32): Merge into...
9229 (*tldo_ldsb2_sp64): Likewise.
9230 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
9231 (*tldo_ldub3_sp64): Use DImode throughout.
9232 (*tldo_ldsb3_sp64): Likewise.
9233 (*tldo_lduh_sp32): Merge into...
9234 (*tldo_lduh_sp64): Likewise.
9235 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
9236 (*tldo_lduh1_sp32): Merge into...
9237 (*tldo_lduh1_sp64): Likewise.
9238 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
9239 (*tldo_ldsh1_sp32): Merge into...
9240 (*tldo_ldsh1_sp64): Likewise.
9241 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
9242 (*tldo_lduh2_sp64): Use DImode throughout.
9243 (*tldo_ldsh2_sp64): Likewise.
9244 (*tldo_lduw_sp32): Merge into...
9245 (*tldo_lduw_sp64): Likewise.
9246 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
9247 (*tldo_lduw1_sp64): Use DImode throughout.
9248 (*tldo_ldsw1_sp64): Likewise.
9249 (*tldo_ldx_sp64): Likewise.
9250 (*tldo_stb_sp32): Merge into...
9251 (*tldo_stb_sp64): Likewise.
9252 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
9253 (*tldo_sth_sp32): Merge into...
9254 (*tldo_sth_sp64): Likewise.
9255 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
9256 (*tldo_stw_sp32): Merge into...
9257 (*tldo_stw_sp64): Likewise.
9258 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
9259 (*tldo_stx_sp64): Use DImode throughout.
9261 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9263 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
9264 check configure option to set BTI and Return Address Signing.
9265 * configure.ac: Add --enable-standard-branch-protection and
9266 --disable-standard-branch-protection.
9267 * configure: Regenerated.
9268 * doc/install.texi: Document the same.
9270 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9271 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9273 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
9274 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
9275 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
9277 * config/aarch64/aarch64-bti-insert.c: New file.
9278 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
9280 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
9282 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
9283 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
9284 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
9285 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
9287 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9289 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
9290 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
9291 Disable bti for -mbranch-protection=none.
9292 (aarch64_handle_standard_branch_protection): Enable bti for
9293 -mbranch-protection=standard.
9294 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
9295 -mbranch-protection.
9296 (aarch64_bti_enabled): Check if bti is enabled.
9297 * config/aarch64/aarch64.opt: Declare target variable.
9298 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
9300 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9302 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
9303 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
9304 (aarch64_expand_epilogue): Likewise.
9305 (aarch64_output_mi_thunk): Likewise
9306 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
9307 TAILCALL_ADDR_REGS to x16 and x17.
9308 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
9310 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9312 * config/aarch64/aarch64-option-extensions.def: Define
9313 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
9314 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
9315 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
9316 (AARCH64_FL_PREDRES): New.
9317 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
9318 AARCH64_FL_PREDRES by default.
9319 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
9321 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9323 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
9325 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
9326 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
9327 * doc/invoke.texi: Document ARMv8.5-A.
9329 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
9331 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
9332 (xorsign<mode>3): Likewise.
9334 2019-01-09 Jelinek <jakub@redhat.com>
9337 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
9338 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
9340 PR rtl-optimization/88331
9341 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
9342 not currently_expanding_to_rtl.
9344 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9346 * doc/invoke.texi (-Os): Remove trailing spaces.
9347 (-finline-functions): Remove reference to -O2.
9349 2019-01-08 Jakub Jelinek <jakub@redhat.com>
9351 PR rtl-optimization/79593
9352 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
9354 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
9355 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
9357 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
9360 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
9364 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
9365 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
9367 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
9370 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
9371 ix86_avx_u128_mode_entry.
9373 2019-01-08 Martin Liska <mliska@suse.cz>
9375 PR tree-optimization/88753
9376 * tree-switch-conversion.c (switch_conversion::build_one_array):
9377 Come up with local variable constructor. Convert first to
9378 type of constructor values.
9380 2019-01-08 Richard Biener <rguenther@suse.de>
9382 PR tree-optimization/86554
9383 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
9384 rpo_avail): Move earlier.
9385 (visit_nary_op): When value-numbering to expressions
9386 with different overflow behavior make sure there's an
9387 available expression on the path.
9389 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
9391 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
9392 aarch64_parse_branch_protection,
9393 struct aarch64_branch_protect_type,
9394 aarch64_handle_no_branch_protection,
9395 aarch64_handle_standard_branch_protection,
9396 aarch64_validate_mbranch_protection,
9397 aarch64_handle_pac_ret_protection,
9398 aarch64_handle_attr_branch_protection,
9399 accepted_branch_protection_string,
9400 aarch64_pac_ret_subtypes,
9401 aarch64_branch_protect_types,
9402 aarch64_handle_pac_ret_leaf): Define.
9403 (aarch64_override_options_after_change_1, aarch64_override_options):
9404 Add check for accepted_branch_protection_string.
9405 (aarch64_option_save): Save accepted_branch_protection_string.
9406 (aarch64_option_restore): Save accepted_branch_protection_string.
9407 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
9408 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
9409 msign-return-address.
9410 * doc/invoke.texi: Add mbranch-protection.
9412 2019-01-08 Alan Modra <amodra@gmail.com>
9415 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
9416 Delete "unknownp" parameter. Adjust callers. Handle
9417 CONST_INT, PLUS, MINUS, and MULT.
9418 (attr_value_aligned): Renamed from or_attr_value.
9419 (min_attr_value): Return INT_MIN for unhandled rtl case..
9420 (min_fn): ..and translate to INT_MAX here.
9421 (write_length_unit_log): Modify to cope without "unknown".
9422 (write_attr_value): Handle IF_THEN_ELSE.
9424 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9426 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
9427 optimization for masked stores.
9429 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9432 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
9433 output vector directly to duplicate_and_interleave instead of
9434 going through a temporary. Postpone insertion of ctor_seq to
9435 the end of the loop.
9437 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
9440 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
9441 unsigned_p. Handle signed and unsigned overflow correction as
9443 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
9445 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
9447 (add<mode>3_compareV_imm): Make this callable for expanding.
9448 (subv<GPI:mode>4): Use register_operand for operand 1. Use
9449 aarch64_plus_operand for operand 2.
9450 (subv<GPI:mode>_insn): New insn pattern.
9451 (subv<GPI:mode>_imm): Likewise.
9452 (negv<GPI:mode>3): New expand pattern.
9453 (negv<GPI:mode>_insn): New insn pattern.
9454 (negv<GPI:mode>_cmp_only): Likewise.
9455 (cmpv<GPI:mode>_insn): Likewise.
9456 (subvti4): Use register_operand for operand 1. Update call to
9457 aarch64_expand_subvti.
9458 (usubvti4): Likewise.
9459 (negvti3): New expand pattern.
9460 (negdi_carryout): New insn pattern.
9461 (negvdi_carryinV): New insn pattern.
9462 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
9463 version the named version.
9464 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
9466 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
9468 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
9470 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
9471 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
9472 (sub<mode>3_carryinCV): Delete.
9473 (sub<GPI:mode>3_carryinV): New expand pattern.
9474 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
9476 2019-01-07 Richard Biener <rguenther@suse.de>
9478 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
9479 of tree_operand_hash.
9481 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9483 PR tree-optimization/88598
9484 * tree.h (single_nonzero_element): Declare.
9485 * tree.c (single_nonzero_element): New function.
9486 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
9487 if I is the only nonzero element of CST.
9489 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9491 PR tree-optimization/88598
9492 * tree.h (initializer_each_zero_or_onep): Declare.
9493 * tree.c (initializer_each_zero_or_onep): New function.
9494 (signed_or_unsigned_type_for): Handle float types too.
9495 (unsigned_type_for, signed_type_for): Update comments accordingly.
9496 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
9497 x & { 0 or -1, 0 or -1, ... }.
9499 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
9501 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
9502 with x86_64-pc-linux-gnu.
9504 2019-01-07 Tom de Vries <tdevries@suse.de>
9507 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
9509 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
9512 2019-01-07 Jakub Jelinek <jakub@redhat.com>
9514 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
9515 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
9516 TARGET_AVX512F as condition.
9519 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
9520 const_not_ok_for_debug_p target hook.
9521 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
9522 on UNSPEC and subexpressions thereof if all subexpressions of the
9523 UNSPEC are CONSTANT_P.
9525 PR tree-optimization/88676
9526 * tree-ssa-phiopt.c (two_value_replacement): New function.
9527 (tree_ssa_phiopt_worker): Call it.
9530 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
9531 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
9534 * tree-vect-generic.c: Include insn-config.h and recog.h.
9535 (expand_vector_piecewise): Add defaulted ret_type argument,
9536 if non-NULL, use that in preference to type for the result type.
9537 (expand_vector_parallel): Formatting fix.
9538 (do_vec_conversion, do_vec_narrowing_conversion,
9539 expand_vector_conversion): New functions.
9540 (expand_vector_operations_1): Call expand_vector_conversion
9541 for VEC_CONVERT ifn calls.
9542 * internal-fn.def (VEC_CONVERT): New internal function.
9543 * internal-fn.c (expand_VEC_CONVERT): New function.
9544 * fold-const-call.c (fold_const_vec_convert): New function.
9545 (fold_const_call): Use it for CFN_VEC_CONVERT.
9546 * doc/extend.texi (__builtin_convertvector): Document.
9548 2019-01-07 Tom de Vries <tdevries@suse.de>
9550 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
9551 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
9552 vector_red_partition, vector_red_sym): New global variables.
9553 (nvptx_option_override): Initialize vector_red_sym.
9554 (nvptx_declare_function_name): Restore red_partition register.
9555 (nvptx_file_end): Emit code to declare the vector reduction variables.
9556 (nvptx_output_red_partition): New function.
9557 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
9558 large vector reductions.
9559 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
9560 (nvptx_init_builtins): Add VECTOR_ADDR.
9561 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
9562 Handle nvptx_expand_shared_addr.
9563 (nvptx_get_shared_red_addr): Add vector argument and handle large
9565 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
9567 (nvptx_goacc_reduction_init): Likewise.
9568 (nvptx_goacc_reduction_fini): Likewise.
9569 (nvptx_goacc_reduction_teardown): Likewise.
9570 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
9571 init,fini,teardown}.
9572 (nvptx_init_axis_predicate): Initialize vector_red_partition.
9573 (nvptx_set_current_function): Init vector_red_partition.
9574 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
9575 (nvptx_red_partition): New insn.
9576 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
9578 2019-01-07 Tom de Vries <tdevries@suse.de>
9581 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
9584 2019-01-07 Tom de Vries <tdevries@suse.de>
9586 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
9587 (nvptx_option_override): Init oacc_bcast_partition.
9588 (nvptx_init_oacc_workers): New function.
9589 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
9590 (nvptx_needs_shared_bcast): New function.
9591 (nvptx_find_par): Generalize to enable vectors to use shared-memory
9593 (nvptx_shared_propagate): Initialize vector bcast partition and
9594 synchronization state.
9595 (nvptx_single): Generalize to enable vectors to use shared-memory
9597 (nvptx_process_pars): Likewise.
9598 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
9599 * config/nvptx/nvptx.h (struct machine_function): Add
9600 bcast_partition and sync_bar members.
9602 2019-01-07 Tom de Vries <tdevries@suse.de>
9604 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
9605 (nvptx_apply_dim_limits): New function.
9606 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
9609 2019-01-07 Tom de Vries <tdevries@suse.de>
9611 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
9612 as late as possible.
9614 2019-01-07 Tom de Vries <tdevries@suse.de>
9616 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
9617 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
9618 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
9619 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
9620 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
9622 2019-01-07 Tom de Vries <tdevries@suse.de>
9624 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
9626 2019-01-07 Tom de Vries <tdevries@suse.de>
9628 * omp-offload.c (oacc_get_min_dim): New function.
9629 * omp-offload.h (oacc_get_min_dim): Declare.
9631 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
9634 * config/i386/i386.c (function_value_ms_64): Return small sturct in
9635 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
9637 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9641 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
9643 * ipa-inline.c (edge_badness): Use inlined_time instead of
9644 inline_summaries->get.
9646 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9648 * opts.c (enable_fdo_optimizations): Enable
9649 version-loops-for-strides, loop-interchange, unrol-and-jam
9650 and tree-loop-distribution.
9651 * invoke.texi: Document newly enabled options.
9653 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9655 * doc/invoke.texi (max-inline-insns-small): New parameters.
9656 * ipa-inline.c (want_early_inline_function_p): simplify.
9657 (want_inline_small_function_p): Fix pasto from previous patch;
9658 use max-inline-insns-small bound.
9659 * params.def (max-inline-insns-small): New param.
9660 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
9661 variables correctly.
9663 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9665 * doc/invoke.texi: Document max-inline-insns-size,
9666 uninlined-function-insns, uninlined-function-time,
9667 uninlined-thunk-insns and uninlined-thunk-time.
9668 * params.def: Add max-inline-insns-size,
9669 uninlined-function-insns, uninlined-function-time,
9670 uninlined-thunk-insns and uninlined-thunk-time.
9671 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
9673 * ipa-inline.c (can_inline_edge_by_limits_p,
9674 want_inline_small_function_p): Use new parameters.
9676 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9678 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
9680 2019-01-05 Jakub Jelinek <jakub@redhat.com>
9684 * expr.c (expand_assignment): For calls returning VLA structures
9685 if to_rtx is not a MEM, force it into a stack temporary.
9688 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
9689 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
9690 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
9691 subexpressions of both operands.
9692 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
9693 subrtxes are CONSTANT_P.
9694 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
9697 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
9699 * params.def (hot-bb-count-ws-permille): Set to 990.
9701 2019-01-04 Martin Sebor <msebor@redhat.com>
9704 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
9707 2019-01-04 Martin Sebor <msebor@redhat.com>
9710 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
9712 2019-01-04 Jakub Jelinek <jakub@redhat.com>
9714 * gdbinit.in: Turn off pagination for the skip commands, restore
9715 it to previous state afterwards.
9717 2019-01-04 Jakub Jelinek <jakub@redhat.com>
9720 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
9721 of GET_MODE (opN) as modes of the libcall arguments.
9723 2019-01-04 Jan Beulich <jbeulich@suse.com>
9725 * config/i386/sse.md
9726 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
9727 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
9728 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
9729 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
9730 avx512f_vmcmp<mode>3<round_saeonly_name>,
9731 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
9732 avx512f_maskcmp<mode>3,
9733 <avx512>_cvt<ssemodesuffix>2mask<mode>,
9734 <avx512>_cvt<ssemodesuffix>2mask<mode>,
9735 *<avx512>_cvtmask2<ssemodesuffix><mode>,
9736 *<avx512>_cvtmask2<ssemodesuffix><mode>,
9737 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
9738 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
9739 <avx512>_gt<mode>3<mask_scalar_merge_name>,
9740 <avx512>_gt<mode>3<mask_scalar_merge_name>,
9741 <avx512>_testm<mode>3<mask_scalar_merge_name>,
9742 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
9743 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
9744 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
9745 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
9746 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
9747 avx512cd_maskb_vec_dup<mode>,
9748 avx512cd_maskw_vec_dup<mode>,
9749 avx512dq_fpclass<mode><mask_scalar_merge_name>,
9750 avx512dq_vmfpclass<mode>,
9751 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
9754 2019-01-03 Martin Sebor <msebor@redhat.com>
9756 PR tree-optimization/88659
9757 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
9759 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
9761 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
9762 unaligned vsx and avoid lxvd2x/stxvd2x.
9763 (gen_lvx_v4si_move): New function.
9765 2019-01-03 Tom de Vries <tdevries@suse.de>
9767 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
9768 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
9770 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
9772 2019-01-03 Tom de Vries <tdevries@suse.de>
9774 * config/nvptx/nvptx.c (struct offload_attrs): New.
9775 (populate_offload_attrs): New function. Factor mask extraction out of
9776 nvptx_reorg. Add extraction of dimensions.
9777 (nvptx_reorg): Use populate_offload_attrs.
9779 2019-01-03 Tom de Vries <tdevries@suse.de>
9781 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
9782 cases for oacc_min_dims_p and routine_p. Add asserts for
9783 oacc_default_dims_p and offload_region_p.
9785 2019-01-03 Tom de Vries <tdevries@suse.de>
9787 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
9789 (nvptx_goacc_validate_dims): ... here.
9791 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
9793 PR tree-optimization/85574
9794 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
9796 (struct ssa_equip_hash_traits): Declare.
9797 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
9799 2019-01-03 Jakub Jelinek <jakub@redhat.com>
9802 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
9803 change it to qualified_type.
9805 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
9807 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
9808 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
9810 2019-01-02 Martin Sebor <msebor@redhat.com>
9811 Jeff Law <law@redhat.com>
9813 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
9814 (get_range_strlen_tree): Update appropriately.
9816 * gimple-fold.h (get_range_strlen): Drop unused last argument.
9818 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
9819 rather than set_range_info.
9820 * tree-ssa-strlen.c (set_strlen_range): Extracted from
9821 maybe_set_strlen_range. Handle potentially boundary crossing
9822 cases more conservatively.
9823 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
9824 Call set_strlen_range.
9825 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
9828 * gimple-fold.c (get_range_strlen): Update prototype to no longer
9829 need the flexp argument.
9830 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
9831 from calls to get_range_strlen. Update comments. Just update
9832 VAL for an unterminated const char array and let the reset of the
9833 code handle it normally. No longer try to set *flexp. Adjust
9835 (get_range_strlen): Update for the new get_range_strlen API.
9836 (get_maxval_strlen): Similarly.
9837 (gimple_fold_builtin_strlen): Handle update meaning of return value
9838 from get_range_strlen.
9839 * gimple-ssa-sprintf.c (get_string_length): Update for the new
9840 get_range_strlen API.
9842 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
9845 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
9846 false at WPA time when body was removed.
9848 2019-01-02 Martin Liska <mliska@suse.cz>
9850 PR tree-optimization/88650
9851 * predict.c (set_even_probabilities): Calculate probability
9852 remainer only when really used.
9854 2019-01-02 Richard Biener <rguenther@suse.de>
9857 * tree-data-ref.c (analyze_subscript_affine_affine): Use
9858 widest_ints when mangling max_stmt_execution results.
9860 2019-01-02 Richard Biener <rguenther@suse.de>
9862 PR tree-optimization/88621
9863 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
9864 bitfields when canoncalizing.
9866 2019-01-02 Richard Biener <rguenther@suse.de>
9869 * config/i386/x86-tune-costs.h (intel_cost): Adjust
9870 cost of cheap SSE instruction.
9872 2019-01-02 Richard Biener <rguenther@suse.de>
9875 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
9876 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
9878 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
9879 set after UIDs before splitting them.
9881 2019-01-01 Martin Sebor <msebor@redhat.com>
9882 Jeff Law <law@redhat.com>
9884 * gimple-fold.c (get_range_strlen_tree): Record if the computed
9885 length is optimistic. If it is, then arrange to compute the
9886 conservative length as well.
9888 * gimple-fold.h (get_range_strlen): Update prototype.
9889 * builtins.c (check_access): Update call to get_range_strlen to use
9890 c_strlen_data pointer. Change various variable accesses to instead
9891 pull data from the c_strlen_data structure.
9892 (check_strncat_sizes, expand_builtin_strncat): Likewise.
9893 * calls.c (maybe_warn_nonstring_arg): Likewise.
9894 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
9895 minimum length if maximum lengh is unknown.
9896 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
9897 that used c_strlen, it's no longer needed. Restructure slightly.
9898 (format_string): Set unlikely range appropriately.
9899 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
9901 (get_range_strlen): Accept c_strlen_data pointer for external
9902 call sites as well. Pass through to call to internal get_range_strlen.
9903 Adjust minlen, maxlen and maxbound as needed.
9904 (get_maxval_strlen): Update comments.
9905 (gimple_fold_builtin_strlen): Update call to get_range_strlen
9906 to use c_strlen_data pointer. Change variable accesses to instead
9907 use c_strlen_data data members.
9909 * gimple-fold.c (get_range_strlen): Update prototype.
9910 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
9911 local variables. Use pdata to return information to caller.
9912 Update calls to get_range_strlen. Update pdata->maxbound.
9913 (get_range_strlen -- static version): Similarly.
9914 (get_range_strlen -- extern version): Update for internal
9915 get_range_strlen API change. Convert to external data format.
9916 (get_maxval_strlen): Similarly.
9918 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
9920 * coverage.c (get_coverage_counts): Use current_function_decl.
9921 * profile.c (read_thunk_profile): New function.
9922 (branch_prob): Add THUNK parameter.
9923 * tree-profile.c (tree_profiling): Handle thunks.
9924 * value-prof.c (init_node_map): Handle thunks.
9925 * value-prof.h (branch_prob): Upate prototype.
9926 (read_thunk_profile): Declare.
9928 2019-01-01 Jakub Jelinek <jakub@redhat.com>
9930 Update copyright years.
9932 * gcc.c (process_command): Update copyright notice dates.
9933 * gcov-dump.c (print_version): Ditto.
9934 * gcov.c (print_version): Ditto.
9935 * gcov-tool.c (print_version): Ditto.
9936 * gengtype.c (create_file): Ditto.
9937 * doc/cpp.texi: Bump @copying's copyright year.
9938 * doc/cppinternals.texi: Ditto.
9939 * doc/gcc.texi: Ditto.
9940 * doc/gccint.texi: Ditto.
9941 * doc/gcov.texi: Ditto.
9942 * doc/install.texi: Ditto.
9943 * doc/invoke.texi: Ditto.
9945 Copyright (C) 2019 Free Software Foundation, Inc.
9947 Copying and distribution of this file, with or without modification,
9948 are permitted in any medium without royalty provided the copyright
9949 notice and this notice are preserved.