1 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
2 Michael Meissner <meissner@linux.ibm.com>
4 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
5 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
6 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
7 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
8 (OTHER_FUTURE_MASKS): Likewise.
9 (POWERPC_MASKS): Likewise.
10 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
11 specified without -mprefixed-addr or -mcpu=future. Error if
12 -mprefixed-addr is specified without -mcpu=future.
13 (rs6000_opt_masks): Add entry for prefixed-addr.
14 * rs6000.opt (mprefixed-addr): New option.
16 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
18 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
21 2019-05-30 Jakub Jelinek <jakub@redhat.com>
23 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
26 2019-05-30 Martin Liska <mliska@suse.cz>
28 * gdbinit.in: Fix 'ptc' command. Add trt
29 that prints TREE_TYPE($).
31 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
32 Alan Modra <amodra@gmail.com>
34 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
36 (rs6000_indirect_call_template_1): ...and here.
37 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
38 plt16_ha, plt16_lo, mtctr indirect calls. Use
40 (rs6000_decl_ok_for_sibcall): New function.
41 (rs6000_function_ok_for_sibcall): Refactor.
42 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
43 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
44 when pcrel. Reorganize.
45 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
46 * rs6000.h (rs6000_pltseq_enum): New enum.
47 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
48 (*pltseq_tocsave): Use rs6000_pltseq_enum.
49 (*pltseq_plt16_ha): Likewise.
50 (*pltseq_plt16_lo): Likewise.
51 (*pltseq_mtctr): Likewise.
52 (*pltseq_plt_pcrel): New insn.
53 (*call_local_aix): Handle @notoc calls.
54 (*call_value_local_aix): Likewise.
55 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
56 (*call_value_nonlocal_aix): Likewise.
57 (*call_indirect_pcrel): New insn.
58 (*call_value_indirect_pcrel): Likewise.
61 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
63 * config/i386/sse.md (*save_multiple<mode>): Rename from
65 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
66 (*restore_multiple_and_return<mode>): Rename from
67 restore_multiple_and_return<mode>.
68 (*restore_multiple_leave_return<mode>): Rename from
69 restore_multiple_leave_return<mode>.
71 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
73 * config.gcc (rx-*-linux*): New target.
74 * config/rx/elf.opt: New file.
75 * config/rx/linux.h: Likewise.
76 * config/rx/t-linux: Likewise.
77 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
79 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
80 (ASM_APP_OFF): Likewise.
81 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
84 2019-05-29 Jan Hubicka <jh@suse.cz>
86 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
87 variants are pointer equivalent.
89 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
91 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
92 * config/aarch64/aarch64-sve2.md: New file.
93 (<u>avg<mode>3_floor): New pattern.
94 (<u>avg<mode>3_ceil): Likewise.
95 (*<sur>h<addsub><mode>): Likewise.
96 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
97 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
99 2019-05-29 Jakub Jelinek <jakub@redhat.com>
102 * optc-save-gen.awk: In cl_optimization_print, use correct condition
103 for var_opt_string printing. In cl_optimization_print_diff, print
104 (null) instead of invoking undefined behavior if one of the
105 var_opt_string pointers is NULL and use && instead of first || in the
106 guarding condition. For var_target_other options, handle const char *
107 target variables similarly to const char * optimize node variables.
109 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
111 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
112 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
113 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
114 Add autib1716 and pacib1716 initialisation.
115 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
116 for autib1716 and pacib1716.
117 * config/aarch64/aarch64-protos.h (aarch64_key_type,
118 aarch64_post_cfi_startproc): Define.
119 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
120 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
121 aarch64_handle_pac_ret_protection): Set default sign key to A.
122 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
123 aarch64_expand_prologue): Add check for b-key.
124 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
125 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
126 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
127 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
128 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
129 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
130 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
131 * config/aarch64/aarch64.md (do_return): Add check for b-key.
132 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
133 pauth_hint_num_a with pauth_hint_num.
134 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
135 pauth_hint_num_a with pauth_hint_num.
136 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
137 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
138 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
139 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
140 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
141 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
142 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
143 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
144 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
145 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
146 UNSPEC_AUTIA1716 respectively.
147 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
148 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
149 * doc/invoke.texi (-mbranch-protection): Add b-key type.
150 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
151 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
153 2019-05-29 Jakub Jelinek <jakub@redhat.com>
155 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
156 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
157 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
158 explicit clause on combined parallel into implicit shared clause.
159 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
160 and firstprivate if the decl has one too from combined parallel to
161 the worksharing construct.
163 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
164 Michael Meissner <meissner@linux.ibm.com>
166 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
168 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
170 * rtl.h (LABEL_REF_P): New #define.
172 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
174 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
176 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
178 * internal-fn.c: Marked mask_load_direct as vectorizable.
179 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
180 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
181 combined even if masks different with allow_slp_p param.
182 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
183 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
184 dissolve SLP-only vectorizable groups when SLP has been discarded.
185 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
186 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
188 (vect_build_slp_tree_1): Fixed comment typo.
189 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
190 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
192 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
194 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
196 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
198 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
199 Remove obsolete use_thunk reference.
200 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
201 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
202 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
203 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
204 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
205 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
206 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
207 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
208 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
210 2019-05-28 Nathan Sidwell <nathan@acm.org>
212 * tree.h (IDENTIFIER_ANON_P): New.
213 (anon_aggrname_format, anon_aggname_p): Don't declare.
214 (make_anon_name): Declare.
215 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
216 (hash_tree): Likewise.
217 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
218 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
219 (anon_cnt, make_anon_name): New.
221 2019-05-28 Martin Liska <mliska@suse.cz>
224 * opts-global.c (decode_options): Print help for all
225 help_option_arguments.
226 * opts.c (print_help): Add new argument.
227 (common_handle_option): Remember all values into
228 help_option_arguments.
229 * opts.h (print_help): Add new argument.
231 2019-05-28 Martin Liska <mliska@suse.cz>
234 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
235 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
236 (func_checker::compare_bb): Call compare_loops.
238 2019-05-27 Jakub Jelinek <jakub@redhat.com>
240 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
241 on sections construct.
242 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
244 (lower_omp_sections): Handle lastprivate conditional.
245 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
246 lastprivate_conditional_map.
247 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
249 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
250 critical, taskgroup and section regions when looking for a region
251 with non-NULL lastprivate_conditional_map.
253 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
255 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
256 (*ix86_gen_sub3): Ditto.
257 (*ix86_gen_sub3_carry): Ditto.
258 (*ix86_gen_one_cmpl2): Ditto.
259 (*ix86_gen_andsp): Ditto.
260 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
261 (gen_and2_insn): New static function.
262 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
263 Use gen_add3_insn instead of ix86_gen_add3.
264 (ix86_expand_split_stack_prologue): Use gen_add2_insn
265 instead of ix86_gen_add3.
266 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
267 Use gen_sub3_insn instead of ix86_gen_sub3.
268 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
269 instead of ix86_gen_add3.
270 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
271 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
272 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
273 * config/i386/i386-options.c (ix86_option_override_internal):
274 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
275 ix86_gen_one_cmpl2 and ix86_gen_andsp.
277 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
279 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
280 and DW_OP_GNU_const_index opcodes.
282 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
284 * config/i386/i386.h (STACK_SIZE_MODE): Define.
286 2019-05-27 Richard Biener <rguenther@suse.de>
288 PR tree-optimization/90637
289 * tree-ssa-sink.c (statement_sink_location): Honor the
290 computed sink location for single-uses.
292 2019-05-27 Richard Biener <rguenther@suse.de>
295 * match.pd (vec_perm): Avoid clobbering op0 when not generating
298 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
300 * config/i386/i386.md (@sub<mode>3_carry): Rename
301 from sub<mode>3_carry.
302 (@leave_<mode>): New expander.
303 (*leave): Rename from leave.
304 (*leave_rex64): Rename from leave_rex64.
305 (@monitorx_<mode>): Rename from monitorx_<mode>.
306 (@clzero_<mode>): Rename from clzero_<mode>.
307 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
308 from sse3_monitor_<mode>.
309 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
310 (*ix86_gen_leave): Ditto.
311 (*ix86_gen_monitor): Ditto.
312 (*ix86_gen_monitorx): Ditto.
313 (*ix86_gen_clzero): Ditto.
314 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
315 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
316 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
317 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
318 Use gen_sse3_monitor instead of ix86_gen_monitor.
319 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
320 instead of ix86_gen_monitorx.
321 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
322 instead of ix86_gen_clzero.
323 * config/i386/i386-options.c (ix86_option_override_internal):
324 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
325 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
327 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
329 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
330 Rename from tls_global_dynamic_64_<mode>.
331 (@tls_local_dynamic_base_64_<mode>): Rename from
332 tls_local_dynamic_base_64_<mode>.
333 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
334 Remove indirect function.
335 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
336 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
337 instead of ix86_gen_tls_global_dynamic_64.
338 Use gen_tls_local_dynamic_base_64 instead of
339 ix86_gen_tls_local_dynamic_base_64.
340 * config/i386/i386-options.c (ix86_option_override_internal):
341 Do not initialize ix86_gen_tls_global_dynamic_64 and
342 ix86_gen_tls_local_dynamic_base_64.
344 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
346 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
347 Rename from pro_epilogue_adjust_stack_<mode>_add.
348 (@pro_epilogue_adjust_stack_sub_<mode>)
349 Rename from pro_epilogue_adjust_stack_<mode>_sub.
350 (@allocate_stack_worker_probe_<mode>):
351 Rename from allocate_stack_worker_probe_<mode>.
352 (allocate_stack): Use gen_allocate_stack_worker_probe.
353 (probe_stack): Use gen_probe_stack_1.
354 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
355 (@adjust_stack_and_probe_<mode>): Rename from
356 adjust_stack_and_probe<mode>.
357 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
358 (stack_protect_set): Use gen_stack_protect_set_1.
359 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
360 (stack_protect_test): Use gen_stack_protect_test_1.
361 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
362 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
363 Remove indirect function.
364 (*ix86_gen_adjust_stack_and_probe): Ditto.
365 (*ix86_gen_probe_stack_range): Ditto.
366 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
367 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
368 (ix86_adjust_stack_and_probe_stack_clash): Use
369 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
370 (ix86_adjust_stack_and_probe): Ditto.
371 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
372 of ix86_gen_probe_stack_range.
373 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
374 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
375 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
376 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
377 CODE_FOR_stack_protect_test_{si,di}.
378 * config/i386/i386-options.c (ix86_option_override_internal):
379 Do not initialize ix86_gen_allocate_stack_worker,
380 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
382 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
384 * doc/invoke.texi (Link Options): Many editorial changes around
387 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
389 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
390 pre-Solaris 11 referene and most Studio compiler details.
392 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
395 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
396 DImode to SImode in floating-point registers on 64-bit target.
397 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
398 register_operand in xmpyu patterns.
400 2019-05-24 Jakub Jelinek <jakub@redhat.com>
402 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
403 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
404 OMP_CLAUSE__REDUCTEMP_.
405 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
406 OMP_CLAUSE__CONDTEMP_.
407 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
408 * tree-pretty-print.c (dump_omp_clause): Likewise.
409 * tree-nested.c (convert_nonlocal_omp_clauses,
410 convert_local_omp_clauses): Likewise.
411 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
412 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
413 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
415 (gimplify_omp_for): Warn and disable conditional modifier from
416 lastprivate on loop iterators.
417 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
419 * omp-general.c (omp_extract_for_data): Initialize it.
420 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
422 (delete_omp_context): Delete it.
423 (lower_lastprivate_conditional_clauses): New function.
424 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
425 handle lastprivate conditional clauses.
426 (lower_reduction_clauses): Add CLIST argument, emit it into
427 the critical section if any.
428 (lower_omp_sections): Adjust lower_lastprivate_clauses and
429 lower_reduction_clauses callers.
430 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
431 to lower_lastprivate_clauses.
432 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
433 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
434 clist into a critical section if not emitted there already by
435 lower_reduction_clauses.
436 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
438 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
439 conditional variables.
440 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
442 (expand_omp_for_generic, expand_omp_for_static_nochunk,
443 expand_omp_for_static_chunk): Handle lastprivate conditional.
444 (expand_omp_for): Handle fd.lastprivate_conditional like
447 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
449 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
450 kernel does not exit cleanly.
451 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
453 2019-05-24 Jason Merrill <jason@redhat.com>
456 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
458 2019-05-24 Richard Biener <rguenther@suse.de>
461 * tree-loop-distribution.c (struct partition): Add location
463 (partition_alloc): Initialize all fields.
464 (generate_memset_builtin): Use the location recorded in the
465 partition for the generated call.
466 (generate_memcpy_builtin): Likewise.
467 (classify_partition): Record the location of a single store
468 as location for the partition.
470 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
472 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
475 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
478 * common/config/aarch64/aarch64-common.c
479 (aarch64_rewrite_selected_cpu): Change local temporary variable
480 type from unsigned long to uint64_t.
481 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
482 aarch64_get_extension_string_for_isa_flags): Change declaration to
483 match new definition by replacing unsigned long with uint64_t.
485 2019-05-24 Jakub Jelinek <jakub@redhat.com>
488 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
489 gen_attr_type just once instead of 4-7 times. Formatting fixes.
490 Handle stack_protect_test_<mode> codegen similarly to corresponding
493 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
495 * config/i386/darwin.h: Reject -mfentry*.
496 * doc/sourcebuild.texi: Document mfentry target support.
498 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
500 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
501 Rename to rs6000_global_entry_point_prologue_needed_p. Return
502 false for PC-relative functions.
503 (rs6000_output_function_prologue): Change called function name to
504 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
505 name,1" for PC-relative functions.
506 (rs6000_elf_declare_function_name): Change called function name to
507 rs6000_global_entry_point_prologue_needed_p.
509 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
512 * config/i386/i386.c (gen_rtx_cost):
513 Use ix86_tune_cost instead of ix86_cost.
515 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
516 Michael Meissner <meissner@linux.ibm.com>
517 Segher Boessenkool <segher@kernel.crashing.org>
519 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
521 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
522 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
523 (rs6000_fndecl_pcrel_p): Likewise.
524 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
525 error if -mpcrel is requested without -mcpu=future.
526 (rs6000_opt_masks): Add entry for pcrel.
527 (rs6000_fndecl_pcrel_p): New function.
528 (rs6000_pcrel_p): Likewise.
529 * config/rs6000/rs6000.opt (mpcrel): New option.
530 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
532 2019-05-23 Jan Hubicka <jh@suse.cz>
533 Martin Liska <mliska@suse.cz>
535 PR tree-optimization/90576
536 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
538 (aliasing_component_refs_p): Fix three way size compare conditional;
539 give up earlier in case we can not decide on equivalence.
541 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
542 Michael Meissner <meissner@linux.ibm.com>
543 Segher Boessenkool <segher@kernel.crashing.org>
545 * config.gcc: Add future cpu.
546 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
547 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
549 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
550 (RS6000_CPU): New instantiation for future cpu.
551 * config/rs6000/rs6000-opts.h (enum processor_type): Add
553 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
554 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
555 * config/rs6000/rs6000-tables.opt: Regenerate.
556 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
557 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
558 (rs6000_machine_from_flags): Handle future cpu.
559 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
560 PROCESSOR_POWER9 for now.
561 (rs6000_adjust_cost): Likewise.
562 (rs6000_issue_rate): Likewise.
563 (rs6000_register_move_cost): Likewise.
564 (rs6000_opt_masks): Add entry for future.
565 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
566 (MASK_FUTURE): New #define.
567 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
568 * config/rs6000/rs6000.opt (mfuture): New target option.
569 * doc/invoke.texi (mcpu): Add future cpu.
571 2019-05-23 Martin Liska <mliska@suse.cz>
574 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
575 operation points to a temporary (pointed via tree_to_wide_ref)
576 that is out of scope after the &.
578 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
581 * doc/extend.texi (Function Names): Add missing word.
583 2019-05-23 Richard Biener <rguenther@suse.de>
585 PR tree-optimization/88440
586 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
588 * tree-loop-distribution.c (generate_memset_builtin): Fold the
590 (generate_memcpy_builtin): Likewise.
591 (distribute_loop): Pass in whether to only distribute patterns.
592 (prepare_perfect_loop_nest): Also allow size optimization.
593 (pass_loop_distribution::execute): When optimizing a loop
594 nest for size allow pattern replacement.
596 2019-05-23 Jakub Jelinek <jakub@redhat.com>
599 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
602 2019-05-23 Martin Liska <mliska@suse.cz>
605 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
606 expression similarly to gimplify_decl_expr.
608 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
610 * cse.c (cse_dump_path): s/dump_file/f.
612 2019-05-22 David Malcolm <dmalcolm@redhat.com>
615 * diagnostic-format-json.cc: Include "selftest.h".
616 (json_from_expanded_location): Only add "file" key for non-NULL
618 (json_from_location_range): Don't add "start" and "finish"
619 children if they are UNKNOWN_LOCATION.
620 (selftest::test_unknown_location): New selftest.
621 (selftest::test_bad_endpoints): New selftest.
622 (selftest::diagnostic_format_json_cc_tests): New function.
623 * json.cc (json::object::get): New function.
624 (selftest::test_object_get): New selftest.
625 (selftest::json_cc_tests): Call it.
626 * json.h (json::object::get): New decl.
627 * selftest-run-tests.c (selftest::run_tests): Call
628 selftest::diagnostic_format_json_cc_tests.
629 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
632 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
633 Andrew Stubbs <amd@codesourcery.com>
635 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
636 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
637 (kernel): Rename to...
638 (main_kernel): ... this.
639 (load_image): Load _init_array and _fini_array kernels.
640 (run): Add argument for kernel to run.
641 (main): Run init_array_kernel before main_kernel, and
642 fini_array_kernel after.
643 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
644 amdgpu_hsa_kernel attribute on functions.
645 (gcn_disable_constructors): Delete.
646 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
647 * config/gcn/crt0.c (size_t): Define.
648 (_init_array, _fini_array): New.
649 (__preinit_array_start, __preinit_array_end,
650 __init_array_start, __init_array_end,
651 __fini_array_start, __fini_array_end): Declare weak references.
653 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
655 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
657 2019-05-22 Jason Merrill <jason@redhat.com>
659 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
661 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
664 * config/i386/i386-options.c (ix86_init_machine_status): Set
665 stack_frame_required to true.
666 * config/i386/i386.c (ix86_get_frame_size): New function.
667 (ix86_frame_pointer_required): Replace get_frame_size with
669 (ix86_compute_frame_layout): Likewise.
670 (ix86_find_max_used_stack_alignment): Changed to void. Set
671 stack_frame_required.
672 (ix86_finalize_stack_frame_flags): Always call
673 ix86_find_max_used_stack_alignment. Replace get_frame_size with
675 * config/i386/i386.h (machine_function): Add stack_frame_required.
677 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
679 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
681 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
683 * common/config/aarch64/aarch64-common.c
684 (struct aarch64_option_extension, struct processor_name_to_arch,
685 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
686 aarch64_contains_opt,
687 aarch64_get_extension_string_for_isa_flags): Change type of
688 variables storing flags to uint64_t.
689 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
690 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
691 * config/aarch64/aarch64.c (struct processor,
692 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
693 aarch64_validate_march, aarch64_override_options,
694 aarch64_option_print, aarch64_handle_attr_isa_flags,
695 aarch64_declare_function_name, aarch64_start_file): Make flag
697 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
698 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
699 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
700 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
701 * config/aarch64/driver-aarch64.c
702 (struct aarch64_arch_extension, struct aarch64_core_data,
703 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
704 flag variables uint64_t.
705 * doc/invoke.texi: Add documentation for new arguments.
707 2019-05-22 Richard Biener <rguenther@suse.de>
709 * alias.c (ao_ref_from_mem): Move stack-slot sharing
711 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
713 2019-05-22 Martin Liska <mliska@suse.cz>
716 * doc/extend.texi: Document the change.
718 2019-05-22 Richard Biener <rguenther@suse.de>
720 PR tree-optimization/90450
721 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
722 (mem_ref_hasher::equal): Check it.
723 (mem_ref_alloc): Initialize it.
724 (gather_mem_refs_stmt): Set it.
726 2019-05-22 Richard Biener <rguenther@suse.de>
728 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
730 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
733 2019-05-22 Alan Modra <amodra@gmail.com>
735 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
736 (ASM_CPU_SPEC): Conditionally add -many.
737 * config/rs6000/rs6000.c (rs6000_machine): New static var.
738 (rs6000_machine_from_flags, emit_asm_machine): New functions..
739 (rs6000_file_start): ..extracted from here, and modified to
741 (rs6000_output_function_prologue): Emit .machine as necessary.
742 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
744 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
745 added by check_vect_support_and_set_flags.
746 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
747 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
749 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
752 * ira-lives.c (process_bb_node_lives): Consider defs
753 for a call insn to be die before the call, not after.
755 * function.c (assign_parm_setup_block): Raise alignment of
756 stacked parameter only for STRICT_ALIGNMENT targets.
758 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
760 * config/rs6000/constraints.md (define_register_constraint "wz"):
762 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
763 RS6000_CONSTRAINT_wz.
764 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
765 (rs6000_init_hard_regno_mode_ok): Adjust.
766 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
767 * doc/md.texi (Machine Constraints): Adjust.
769 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
771 * config/rs6000/constraints.md (define_register_constraint "wl"):
773 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
774 RS6000_CONSTRAINT_wl.
775 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
776 (rs6000_init_hard_regno_mode_ok): Adjust.
777 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
778 * doc/md.texi (Machine Constraints): Adjust.
780 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
782 * config/rs6000/constraints.md (define_register_constraint "wm"):
784 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
785 RS6000_CONSTRAINT_wm.
786 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
787 (rs6000_init_hard_regno_mode_ok): Adjust.
788 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
789 * doc/md.texi (Machine Constraints): Adjust.
791 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
793 * config/rs6000/constraints.md (define_register_constraint "wk"):
795 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
796 RS6000_CONSTRAINT_wk.
797 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
798 (rs6000_init_hard_regno_mode_ok): Adjust.
799 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
800 * doc/md.texi (Machine Constraints): Adjust.
802 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
804 * config/rs6000/constraints.md (define_register_constraint "wj"):
806 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
807 RS6000_CONSTRAINT_wj.
808 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
809 (rs6000_init_hard_regno_mode_ok): Adjust.
810 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
812 * config/rs6000/vsx.md: Ditto.
813 * doc/md.texi (Machine Constraints): Adjust.
815 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
817 * config/rs6000/constraints.md (define_register_constraint "wh"):
819 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
820 RS6000_CONSTRAINT_wh.
821 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
822 (rs6000_init_hard_regno_mode_ok): Adjust.
823 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
824 * doc/md.texi (Machine Constraints): Adjust.
826 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
829 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
830 Avoid calling gen_lowpart with CONST operand.
832 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
834 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
835 field template_last_to_copy.
836 (ssa_create_duplicates): Set it, and use it. Attempt to
837 preserve more debug stmts.
839 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
841 * config/i386/sse.md (VF1_AVX2): New mode iterator.
842 (signbit<mode>2): New expander
844 2019-05-21 James Clarke <jrtc27@jrtc27.com>
847 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
848 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
850 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
852 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
853 %ebx and %ecx bafore calling cpuid with leaf 1 or
854 non-constant leaf argument.
856 2019-05-21 Alan Modra <amodra@gmail.com>
859 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
860 power9 direct move cost.
861 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
862 Correct comments and rename functions to suit parameters.
864 2019-05-21 Richard Biener <rguenther@suse.de>
867 * fold-const.c (fold_read_from_vector): New function.
868 * fold-const.h (fold_read_from_vector): Declare.
869 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
870 single-element insert permutations. Canonicalize selector
871 further and fix issue with last commit.
873 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
875 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
876 parameter with default value false to declaration.
877 (split_edges_for_insertion): New inline function. Wrapper for
878 split_critical_edges with for_edge_insertion_p = true.
879 * tree-cfg.c (split_critical_edges): Don't split non-critical
880 edges if for_edge_insertion_p is false. Fix whitespace.
881 * tree-ssa-pre.c (pass_pre::execute): Call
882 split_edges_for_insertion instead of split_critical_edges.
883 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
884 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
885 (pass_data_sink_code): Update function name in the comment.
887 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
889 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
890 around is_value_included_in that knows how to handle BIT_AND_EXPR.
891 (is_pred_expr_subset_of): Use the new function. Handle more cases where
892 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
895 2019-05-21 Martin Liska <mliska@suse.cz>
897 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
899 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
900 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
902 * config/rs6000/rs6000.c (rs6000_option_override_internal):
904 (rs6000_function_arg): Likewise.
905 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
906 (rs6000_expand_ternop_builtin): Use interval syntax.
907 (get_element_number): Likewise.
908 (altivec_expand_builtin): Likewise.
909 (rs6000_get_function_versions_dispatcher): Quote target_clones.
913 2019-05-20 Jakub Jelinek <jakub@redhat.com>
917 * function.h (struct function): Add calls_eh_return member.
918 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
919 gimplifying __builtin_eh_return call.
920 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
922 (expand_call_inline): Or in src_cfun->calls_eh_return into
923 dst_cfun->calls_eh_return.
924 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
925 cfun->calls_eh_return.
926 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
927 * lto-streamer-out.c (output_struct_function_base): Write
930 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
932 PR rtl-optimization/43147
933 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
936 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
938 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
939 (refs_may_alias_p_1): ... here; update stats.
940 (refs_may_alias_p): Do not update stats here.
942 2019-05-20 Richard Biener <rguenther@suse.de>
944 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
945 doesn't produce pointers.
946 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
947 the first operand points to.
949 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
951 * tree-ssa-alias.c (compare_sizes): New function.
952 (sompare_type_sizes): New function
953 (aliasing_component_refs_p): Use it.
954 (indirect_ref_may_alias_decl_p): Likewise.
956 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
958 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
960 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
962 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
963 (LIBLSAN_EARLY_SPEC): Likewise.
964 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
966 2019-05-20 Martin Liska <mliska@suse.cz>
968 * config/i386/i386.c (ix86_libc_has_fast_function):
969 Add ATTRIBUTE_UNUSED for the argument.
971 2019-05-20 Richard Biener <rguenther@suse.de>
973 * gimple-match-head.c: Include vec-perm-indices.h.
974 * generic-match-head.c: Likewise.
975 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
977 * fold-const.c (fold_vec_perm): Export.
978 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
981 2019-05-20 Jakub Jelinek <jakub@redhat.com>
983 * cfgloop.h (struct loop): Add simdlen member.
984 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
985 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
986 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
987 as new argument to autovectorize_vector_sizes target hook. If
988 loop->simdlen, pick up vector size where the vectorization factor
989 is equal to loop->simd, and if there is none, fall back to the first
991 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
993 * omp-low.c (omp_clause_aligned_alignment): Likewise.
994 * omp-general.c (omp_max_vf): Likewise.
995 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
996 * tree-vect-slp.c (vect_slp_bb): Likewise.
997 * target.def (autovectorize_vector_sizes): Add ALL argument and
999 * doc/tm.texi: Adjust documentation.
1000 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
1001 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
1002 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
1004 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
1005 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
1006 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
1007 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
1008 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
1009 preferred vector size is not 512-bit or 256-bit, just put those
1010 unpreferred ones last.
1012 2019-05-20 Martin Liska <mliska@suse.cz>
1014 * targhooks.c (default_libc_has_fast_function): New function.
1015 * targhooks.h (default_libc_has_fast_function): Likewise.
1017 2019-05-20 Martin Liska <mliska@suse.cz>
1020 * builtins.c (expand_builtin_memory_copy_args): When having a
1021 target with fast mempcpy implementation do now use memcpy.
1022 * config/i386/i386.c (ix86_libc_has_fast_function): New.
1023 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
1024 * doc/tm.texi: Likewise.
1025 * doc/tm.texi.in: Likewise.
1027 * expr.c (emit_block_move_hints): Add 2 new arguments.
1028 * expr.h (emit_block_move_hints): Bail out when libcall
1029 to memcpy would be used.
1031 2019-05-20 Martin Liska <mliska@suse.cz>
1033 * profile-count.c: Add vertical spacing in order
1034 to separate functions.
1035 * profile-count.h: Likewise.
1037 2019-05-20 Martin Liska <mliska@suse.cz>
1039 * profile-count.h: Do not use full qualified
1041 * profile-count.c (profile_count::to_frequency): Likewise.
1043 2019-05-20 Martin Liska <mliska@suse.cz>
1045 * profile-count.h (enum profile_quality): Use capital letters
1046 for enum value names. Use the adjusted names.
1047 * profile-count.c: Use the adjusted names.
1049 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1051 * config/rs6000/constraints.md (define_register_constraint "wH"):
1053 (define_register_constraint "wI"): Delete.
1054 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1055 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
1056 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1057 (rs6000_init_hard_regno_mode_ok): Adjust.
1058 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
1059 resp. "d", or with "wa" as appropriate, all with "p8v".
1060 * config/rs6000/vsx.md: Ditto.
1061 * doc/md.texi (Machine Constraints): Adjust.
1063 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1065 * config/rs6000/constraints.md (define_register_constraint "wy"):
1067 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1068 RS6000_CONSTRAINT_wy.
1069 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1070 (rs6000_init_hard_regno_mode_ok): Adjust.
1071 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
1072 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
1073 (define_mode_attr Fisa): New.
1074 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
1075 * doc/md.texi (Machine Constraints): Adjust.
1077 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1079 * config/rs6000/constraints.md (define_register_constraint "wu"):
1081 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1082 RS6000_CONSTRAINT_wu.
1083 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1084 (rs6000_init_hard_regno_mode_ok): Adjust.
1085 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
1087 (define_mode_attr Fa): Delete.
1088 * config/rs6000/vsx.md: Ditto.
1089 * doc/md.texi (Machine Constraints): Adjust.
1091 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1093 * config/rs6000/constraints.md (define_register_constraint "wJ"):
1095 (define_register_constraint "wK"): Delete.
1096 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1097 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
1098 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1099 (rs6000_init_hard_regno_mode_ok): Adjust.
1100 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
1101 Replace "wK" constraint by "wH" with "p9v".
1102 * config/rs6000/vsx.md: Ditto.
1103 * doc/md.texi (Machine Constraints): Adjust.
1105 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1107 * config/rs6000/constraints.md (define_register_constraint "wb"):
1109 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1110 RS6000_CONSTRAINT_wb.
1111 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1112 (rs6000_init_hard_regno_mode_ok): Adjust.
1113 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
1114 * config/rs6000/vsx.md: Ditto.
1115 * doc/md.texi (Machine Constraints): Adjust.
1117 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1119 * config/rs6000/constraints.md (define_register_constraint "wo"):
1121 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1122 RS6000_CONSTRAINT_wo.
1123 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1124 (rs6000_init_hard_regno_mode_ok): Adjust.
1125 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
1126 * config/rs6000/altivec.md: Ditto.
1127 * doc/md.texi (Machine Constraints): Adjust.
1129 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1131 * config/darwin-c.c (darwin_register_objc_includes): Do not
1132 prepend the sysroot when building gnu-runtime header search
1135 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1137 * config/darwin.c (darwin_file_end): Use switch_to_section ()
1138 instead of direct output of the asm.
1140 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1142 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
1143 argument to be type bool (was int before).
1144 (rs6000_emit_epilogue): Simplify some code. Declare some variables
1145 at first use. Use type bool for some variables. Fix a theoretical
1146 eh_return bug for svr4.
1148 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1150 * config/rs6000/rs6000.md (isa): New attribute.
1151 (enabled): New attribute.
1153 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
1155 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
1156 assemble_start_function and assemble_end_function.
1158 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
1161 * omp-general.c (oacc_verify_routine_clauses): Change formal
1162 parameters. Add checking if already marked with an OpenACC
1163 'routine' directive. Adjust all users.
1166 * omp-general.c (oacc_build_routine_dims): Move some of its
1168 (oacc_verify_routine_clauses): ... this new function.
1169 * omp-general.h (oacc_verify_routine_clauses): New prototype.
1171 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1173 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
1174 formating of picbase labels to match other ports.
1176 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1178 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
1179 in the generated code.
1181 2019-05-16 Martin Sebor <msebor@redhat.com>
1183 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
1184 identifiers, keywords, operators, and types in diagnostics. Correct
1185 quoting, spelling, and sentence capitalization issues.
1186 (expand_builtin_atomic_is_lock_free): Same.
1187 (fold_builtin_next_arg): Same.
1188 * cfgexpand.c (expand_one_var): Same.
1189 (tree_conflicts_with_clobbers_p): Same.
1190 (expand_asm_stmt): Same.
1191 (verify_loop_structure): Same.
1192 * cgraphunit.c (process_function_and_variable_attributes): Same.
1193 * collect-utils.c (collect_execute): Same.
1194 * collect2.c (maybe_run_lto_and_relink): Same.
1195 (is_lto_object_file): Same.
1196 (scan_prog_file): Same.
1197 * convert.c (convert_to_real_1): Same.
1198 * dwarf2out.c (dwarf2out_begin_prologue): Same.
1199 * except.c (verify_eh_tree): Same.
1200 * gcc.c (execute): Same.
1201 (eval_spec_function): Same.
1202 (run_attempt): Same.
1203 (driver::set_up_specs): Same.
1204 (compare_debug_auxbase_opt_spec_function): Same.
1205 * gcov-tool.c (unlink_gcda_file): Same.
1208 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
1209 * gimplify.c (gimplify_asm_expr): Same.
1210 (gimplify_adjust_omp_clauses): Same.
1211 * hsa-gen.c (gen_hsa_addr_insns): Same.
1212 (gen_hsa_insns_for_load): Same.
1213 (gen_hsa_cmp_insn_from_gimple): Same.
1214 (gen_hsa_insns_for_operation_assignment): Same.
1215 (gen_get_level): Same.
1216 (gen_hsa_alloca): Same.
1217 (omp_simple_builtin::generate): Same.
1218 (gen_hsa_atomic_for_builtin): Same.
1219 (gen_hsa_insns_for_call): Same.
1220 * input.c (dump_location_info): Same.
1221 * ipa-devirt.c (compare_virtual_tables): Same.
1222 * ira.c (ira_setup_eliminable_regset): Same.
1223 * lra-assigns.c (lra_assign): Same.
1224 * lra-constraints.c (lra_constraints): Same.
1225 * lto-streamer-in.c (lto_input_mode_table): Same.
1226 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
1227 (merge_and_complain): Same.
1228 (compile_offload_image): Same.
1229 (compile_images_for_offload_targets): Same.
1230 (debug_objcopy): Same.
1233 * opts.c (print_specific_help): Same.
1234 (parse_no_sanitize_attribute): Same.
1236 (handle_param): Same.
1237 * plugin.c (add_new_plugin): Same.
1238 (parse_plugin_arg_opt): Same.
1239 (try_init_one_plugin): Same.
1240 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
1241 operators, and types in diagnostics. Correct quoting and spelling
1243 * read-rtl-function.c (parse_edge_flag_token): Same.
1244 (function_reader::parse_enum_value): Same.
1245 * reg-stack.c (check_asm_stack_operands): Same.
1246 * regcprop.c (validate_value_data): Same.
1247 * sched-rgn.c (make_pass_sched_fusion): Same.
1248 * stmt.c (check_unique_operand_names): Same.
1249 * targhooks.c (default_target_option_pragma_parse): Same.
1250 * tlink.c (recompile_files): Same.
1251 * toplev.c (process_options): Same.
1253 * trans-mem.c (diagnose_tm_1): Same.
1254 (ipa_tm_scan_irr_block): Same.
1255 (ipa_tm_diagnose_transaction): Same.
1256 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
1257 format a tree code name in a diagnostic.
1258 (verify_types_in_gimple_min_lval): Same.
1259 (verify_types_in_gimple_reference): Same.
1260 (verify_gimple_call): Same.
1261 (verify_gimple_assign_unary): Same.
1262 (verify_gimple_assign_binary): Same.
1263 (verify_gimple_assign_ternary): Same.
1264 (verify_gimple_assign_single): Same.
1265 (verify_gimple_switch): Same.
1266 (verify_gimple_label): Same.
1267 (verify_gimple_phi): Same.
1268 (verify_gimple_in_seq): Same.
1269 (verify_eh_throw_stmt_node): Same.
1270 (collect_subblocks): Same.
1271 (gimple_verify_flow_info): Same.
1272 (do_warn_unused_result): Same.
1273 * tree-inline.c (expand_call_inline): Same.
1274 * tree-into-ssa.c (update_ssa): Same.
1275 * tree.c (tree_int_cst_elt_check_failed): Same.
1276 (tree_vec_elt_check_failed): Same.
1277 (omp_clause_operand_check_failed): Same.
1278 (verify_type_variant): Same.
1279 (verify_type): Same.
1280 * value-prof.c (verify_histograms): Same.
1281 * varasm.c (assemble_start_function): Same.
1283 2019-05-16 Martin Sebor <msebor@redhat.com>
1285 * config/i386/i386-expand.c (get_element_number): Quote keywords
1286 and other internal names in diagnostics. Adjust other diagnostic
1287 formatting issues noted by -Wformat-diag.
1288 * config/i386/i386-features.c
1289 (ix86_mangle_function_version_assembler_name): Same.
1290 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
1291 * config/i386/i386.c (ix86_function_type_abi): Same.
1292 (ix86_function_ms_hook_prologue): Same.
1293 (classify_argument): Same.
1294 (ix86_expand_prologue): Same.
1295 (ix86_md_asm_adjust): Same.
1296 (ix86_memmodel_check): Same.
1298 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
1300 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
1301 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
1304 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
1307 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
1308 intrinsics without SSE/SSE2/SSSE3.
1309 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
1311 (*mmx_uavgv8qi3): Likewise.
1313 2019-05-17 Richard Biener <rguenther@suse.de>
1315 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
1316 VEC_PERM_EXPR as __VEC_PERM with -gimple.
1318 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
1320 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
1321 vec_sldw insn pattern.
1323 2019-05-17 Richard Biener <rguenther@suse.de>
1325 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
1327 2019-05-17 Martin Liska <mliska@suse.cz>
1330 * toplev.c (output_stack_usage): With LTO and sanitizer it
1331 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
1332 has no file location.
1334 2019-05-16 Jakub Jelinek <jakub@redhat.com>
1337 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
1338 sz0 is equal to sz1, instead return false in that case.
1340 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
1341 has non-constant expression, force sctx.lane and use two
1342 argument IFN_GOMP_SIMD_LANE instead of single argument.
1343 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
1344 two argument IFN_GOMP_SIMD_LANE without lhs.
1345 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
1347 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
1349 (LOOP_REQUIRES_VERSIONING): Or in
1350 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
1351 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
1353 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
1354 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
1355 from simd if clause if needed.
1357 2019-05-16 Richard Biener <rguenther@suse.de>
1359 * tree-affine.c (expr_to_aff_combination): New function split
1361 (tree_to_aff_combination): ... here.
1362 (aff_combination_expand): Avoid building a GENERIC tree.
1364 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
1366 * cgraphunit.c (cgraph_node::expand_thunk): Remove
1367 assemble_start_function and assemble_end_function calls.
1368 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
1369 assemble_start_function and assemble_end_function.
1370 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
1371 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
1372 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
1373 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
1374 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
1375 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
1376 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
1377 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
1378 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1379 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1380 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1381 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
1383 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1384 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
1385 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
1386 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
1387 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1388 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1389 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
1390 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
1391 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1392 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1393 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1394 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1395 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
1396 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
1398 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1399 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1400 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
1402 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
1404 * tree-ssa-alias.c (alias_stats): Add
1405 aliasing_component_refs_p_may_alias and
1406 aliasing_component_refs_p_no_alias.
1407 (dump_alias_stats): Print aliasing_component_refs_p stats.
1408 (aliasing_component_refs_p): Update stats.
1410 2019-05-16 Martin Liska <mliska@suse.cz>
1413 * multiple_target.c (expand_target_clones): Do not allow
1414 target_clones being used with a symbol that is an alias.
1416 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
1418 PR tree-optimization/90394
1419 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
1420 positives rather than ICE for cases where (code2 == NE_EXPR
1421 && code1 == BIT_AND_EXPR).
1423 2019-05-16 Jakub Jelinek <jakub@redhat.com>
1426 * tree-core.h (struct tree_decl_common): Document
1427 decl_nonshareable_flag for PARM_DECLs.
1428 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
1429 * calls.c (expand_call): Don't try tail call if caller
1430 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
1431 passed on the stack and callee needs to pass any arguments on the
1433 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
1434 else if instead of series of mutually exclusive ifs. Handle
1435 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
1436 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1438 * lto-streamer.h (LTO_major_version): Bump to 9.
1440 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
1442 PR tree-optimization/90106
1443 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
1444 new parameter as new internal function call, also move it to new
1446 (use_internal_fn): Pass internal function call to
1447 shrink_wrap_one_built_in_call_with_conds.
1449 2019-05-15 Jakub Jelinek <jakub@redhat.com>
1451 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
1453 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
1454 safelen_int and set loop->dont_vectorize.
1456 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1459 * config/i386/i386-builtin.def: Enable MMX intrinsics with
1461 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
1463 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
1464 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
1465 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
1468 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1471 * config/i386/mmx.md (*vec_dupv2sf): Changed to
1472 define_insn_and_split to support SSE emulation.
1473 (*vec_extractv2sf_0): Likewise.
1474 (*vec_extractv2sf_1): Likewise.
1475 (*vec_extractv2si_0): Likewise.
1476 (*vec_extractv2si_1): Likewise.
1477 (*vec_extractv2si_zext_mem): Likewise.
1478 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
1479 (vec_extractv2sf_1 splitter): Likewise.
1480 (vec_extractv2sfsf): Likewise.
1481 (vec_setv2si): Likewise.
1482 (vec_extractv2si_1 splitter): Likewise.
1483 (vec_extractv2sisi): Likewise.
1484 (vec_setv4hi): Likewise.
1485 (vec_extractv4hihi): Likewise.
1486 (vec_setv8qi): Likewise.
1487 (vec_extractv8qiqi): Likewise.
1488 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
1489 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
1490 (vec_extractv2sisi): Likewise.
1491 (vec_extractv4hihi): Likewise.
1492 (vec_extractv8qiqi): Likewise.
1493 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
1494 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
1495 (vec_initv2sisi): Likewise.
1496 (vec_initv4hihi): Likewise.
1497 (vec_initv8qiqi): Likewise.
1498 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
1499 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
1500 (vec_setv4hi): Likewise.
1501 (vec_setv8qi): Likewise.
1503 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1506 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
1507 TARGET_MMX_WITH_SSE.
1508 (MMXMODE:*mov<mode>_internal): Likewise.
1509 (MMXMODE:movmisalign<mode>): Likewise.
1511 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
1514 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
1515 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
1516 (sse2_cvtpd2pi): Ditto.
1517 (sse2_cvttpd2pi): Ditto.
1518 (*vec_concatv2sf_sse4_1): Ditto.
1519 (*vec_concatv2sf_sse): Ditto.
1520 (*vec_concatv2si_sse4_1): Ditto.
1521 (*vec_concatv2si): Ditto.
1522 (*vec_concatv4si_0): Ditto.
1523 (*vec_concatv2di_0): Ditto.
1525 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1528 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
1530 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1533 * config/i386/sse.md (ssse3_palignrdi): Changed to
1534 define_insn_and_split to support SSE emulation.
1536 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1539 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
1541 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1544 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
1545 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
1548 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1551 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
1552 or TARGET_MMX_WITH_SSE.
1553 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
1555 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1558 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
1560 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1563 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
1564 Changed to define_insn_and_split to support SSE emulation.
1566 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1569 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
1570 Changed to define_insn_and_split to support SSE emulation.
1572 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1575 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
1576 (*mmx_<emms>): This.
1577 (mmx_<emms>): New expander.
1579 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1582 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
1584 (*sse2_umulv1siv1di3): Add SSE2 emulation.
1586 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1589 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
1591 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1594 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
1596 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1599 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
1600 TARGET_MMX_WITH_SSE.
1601 (*mmx_uavgv4hi3): Add SSE emulation.
1603 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1606 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
1607 and TARGET_MMX_WITH_SSE.
1608 (*mmx_uavgv8qi3): Add SSE emulation.
1610 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1613 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
1614 maskmovdqu for __MMX_WITH_SSE__.
1616 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1619 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
1620 TARGET_MMX and TARGET_MMX_WITH_SSE.
1621 (*mmx_umulv4hi3_highpart): Add SSE emulation.
1623 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1626 * config/i386/mmx.md (mmx_pmovmskb): Changed to
1627 define_insn_and_split to support SSE emulation.
1629 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1632 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
1633 and TARGET_MMX_WITH_SSE.
1634 (mmx_<code>v8qi3): Likewise.
1635 (smaxmin:<code>v4hi3): New.
1636 (umaxmin:<code>v8qi3): Likewise.
1637 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
1638 (umaxmin:*mmx_<code>v8qi3): Likewise.
1640 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1643 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
1644 TARGET_MMX_WITH_SSE.
1645 (*mmx_pinsrw): Add SSE emulation.
1647 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1650 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
1652 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1655 * config/i386/sse.md (sse_cvtpi2ps): Changed to
1656 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
1659 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1662 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
1663 (sse_cvttps2pi): Likewise.
1665 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1668 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
1669 TARGET_MMX_WITH_SSE.
1670 (mmx_pshufw_1): Add SSE emulation.
1671 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
1672 TARGET_MMX_WITH_SSE to support SSE emulation.
1674 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1677 * config/i386/constraints.md (Yw): New constraint.
1678 * config/i386/mmx.md (*vec_dupv2si): Changed to
1679 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
1680 support SSE emulation.
1682 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1685 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
1686 TARGET_MMX_WITH_SSE.
1687 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
1689 (mmx_gt<mode>3): Likewise.
1691 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1694 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
1695 TARGET_MMX_WITH_SSE. Add SSE support.
1697 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1700 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
1701 TARGET_MMX_WITH_SSE.
1702 (any_logic:<code><mode>3): New.
1703 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
1706 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1709 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
1710 TARGET_MMX_WITH_SSE. Add SSE emulation.
1711 (mmx_<shift_insn><mode>3): Likewise.
1713 (<shift_insn><mode>3): Likewise.
1715 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1718 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
1719 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
1721 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1724 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
1725 TARGET_MMX_WITH_SSE.
1726 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
1729 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1732 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
1733 TARGET_MMX_WITH_SSE.
1735 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
1738 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1741 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
1742 (plusminus:mmx_<plusminus_insn><mode>3): Check
1743 TARGET_MMX_WITH_SSE.
1744 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
1745 (<plusminus_insn><mode>3): New.
1746 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
1747 (*mmx_<plusminus_insn><mode>3): Likewise.
1749 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1752 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
1753 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
1755 * config/i386/mmx.m (mmx_punpckhbw): Changed to
1756 define_insn_and_split to support SSE emulation.
1757 (mmx_punpcklbw): Likewise.
1758 (mmx_punpckhwd): Likewise.
1759 (mmx_punpcklwd): Likewise.
1760 (mmx_punpckhdq): Likewise.
1761 (mmx_punpckldq): Likewise.
1763 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1764 Uros Bizjak <ubizjak@gmail.com>
1767 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
1769 (ix86_split_mmx_pack): Likewise.
1770 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
1772 (ix86_split_mmx_pack): Likewise.
1773 * config/i386/i386.md (mmx_isa): New.
1774 (enabled): Also check mmx_isa.
1775 * config/i386/mmx.md (any_s_truncate): New code iterator.
1776 (s_trunsuffix): New code attr.
1777 (mmx_packsswb): Removed.
1778 (mmx_packssdw): Likewise.
1779 (mmx_packuswb): Likewise.
1780 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
1781 MMX packsswb/packuswb with SSE2.
1782 (mmx_packssdw): Likewise.
1783 * config/i386/predicates.md (register_mmxmem_operand): New.
1785 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1788 * config/i386/i386-c.c (ix86_target_macros_internal): Define
1789 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
1790 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
1791 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
1792 (ix86_vector_mode_supported_p): Likewise.
1793 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
1795 2019-05-15 Martin Liska <mliska@suse.cz>
1798 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
1801 2019-05-15 Richard Biener <rguenther@suse.de>
1803 * tree-into-ssa.c (pass_build_ssa::execute): Run
1804 update_address_taken before going into SSA.
1806 2019-05-15 Richard Biener <rguenther@suse.de>
1808 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
1809 as __BIT_FIELD_REF with type with -gimple.
1811 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
1813 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
1814 semantically equivalent branches (left over after prior refactorings).
1816 2019-05-15 Richard Biener <rguenther@suse.de>
1818 PR tree-optimization/88828
1819 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
1822 2019-05-14 Richard Biener <rguenther@suse.de>
1824 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
1825 as __VIEW_CONVERT with -gimple.
1827 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
1830 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
1833 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
1835 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
1836 define_split to become a define_insn_and_split.
1838 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
1840 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
1842 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
1843 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
1844 (sibcall_epilogue): Adjust.
1847 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1849 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
1850 to unsupported ones.
1851 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
1852 * config.host: Likewise.
1853 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
1854 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
1855 __svr4__]: Remove "brand" fallback.
1856 [!KSTAT_DATA_STRING]: Remove.
1857 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
1859 (comdat_group): Likewise.
1860 (set_have_as_tls): Likewise.
1861 (gcc_cv_target_dl_iterate_phdr): Likewise.
1862 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
1863 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
1864 * configure: Regenerate.
1865 * doc/install.texi: Simplify Solaris target triplets.
1866 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
1867 (Specific, *-*-solaris2*): Document Solaris 10 removal.
1868 Remove Solaris 10 references.
1869 Remove obsolete Solaris bug reference.
1870 (Specific, sparc-sun-solaris2.10): Remove.
1872 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
1874 * config/i386/i386.md (any_div): New code iterator.
1875 (paired_mod): New code attribute.
1876 (sgnprefix): Handle DIV and UDIV RTXes.
1878 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
1879 and udivmod<mode>4 patterns using any_div code iterator.
1880 (divmod splitters): Macroize splitters using any_div code iterator.
1881 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
1882 (*udivmodsi4_pow2_zext_2): Ditto.
1883 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
1884 and *udivmod<mode>4_noext patterns using any_div code iterator.
1885 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
1886 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
1887 patterns using any_div code iterator.
1888 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
1889 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
1890 patterns using any_div code iterator.
1891 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
1892 udivmodhiqi3 patterns using any_extend code iterator.
1894 2019-05-14 Richard Biener <rguenther@suse.de>
1895 H.J. Lu <hongjiu.lu@intel.com>
1897 PR tree-optimization/88828
1898 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
1899 permuting in a single non-constant element not extracted
1902 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
1904 * internal-fn.def (SIGNBIT): New.
1905 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
1907 (signbitv4sf2): Likewise.
1909 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
1912 * config/mips/mips.c (mips_split_move): Skip forward SRC into
1913 next insn when the SRC reg is dead.
1915 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
1917 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
1918 (alloc_cand_and_find_basis): Ditto.
1919 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
1920 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
1921 (create_add_imm_cand, slsr_process_cast): Ditto.
1922 (slsr_process_copy, replace_mult_candidate): Ditto.
1923 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
1924 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
1925 (pass_strength_reduction::execute): Init the first NULL element.
1927 2019-05-13 Nathan Sidwell <nathan@acm.org>
1929 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
1930 (run_attempt): Reformat line break.
1932 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
1935 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
1936 data registers in sibcall epilogues.
1937 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
1939 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
1942 * configure.ac (--enable-frame-pointer):
1943 Disable by default for cygwin and mingw.
1944 * configure: Regenerate.
1946 2019-05-13 Nathan Sidwell <nathan@acm.org>
1948 * dwarf2out.c (breakout_comdat_types): Move comment to correct
1950 (const_ok_for_output_1): Balance parens around #if/#else/#endif
1951 (gen_member_die): Move abstract origin check earlier. Only VARs
1952 can be static_inline_p. Simplify splicing control flow.
1954 2019-05-13 Richard Biener <rguenther@suse.de>
1956 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
1958 (vect_build_slp_tree_1): Likewise.
1960 2019-05-13 Richard Biener <rguenther@suse.de>
1962 PR tree-optimization/90402
1963 * tree-if-conv.c (tree_if_conversion): Value number only
1964 the loop body by making the latch an exit of the region
1966 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
1968 (do_rpo_vn): Deal with multiple edges into the entry block
1969 that are not backedges inside the region by skipping PHIs
1972 2019-05-13 Richard Biener <rguenther@suse.de>
1974 PR tree-optimization/90316
1975 * tree-ssa-pre.c (insert_aux): Fold into ...
1976 (insert): ... this function. Use a RPO walk to reduce the
1977 number of required iterations.
1979 2019-05-13 Martin Liska <mliska@suse.cz>
1981 PR tree-optimization/90416
1982 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
1983 string instead of passing the second part as va_arg argument.
1985 2019-05-13 Martin Liska <mliska@suse.cz>
1987 PR gcov-profile/90380
1988 * gcov.c (handle_cycle): Do not support zero cycle count,
1989 it should not be possible.
1990 (path_contains_zero_cycle_arc): New function.
1991 (circuit): Ignore zero cycle arc counts.
1993 2019-05-13 Martin Liska <mliska@suse.cz>
1995 PR gcov-profile/90380
1996 * gcov.c (enum loop_type): Remove the enum and
1998 (handle_cycle): Assert that we should not reach
2000 (circuit): Use loop_found instead of a tri-state loop_type.
2001 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
2004 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2007 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
2008 (ix86_output_indirect_branch_via_reg): Use output mechanism
2009 accounting for __USER_LABEL_PREFIX__.
2010 (ix86_output_indirect_branch_via_push): Likewise.
2011 (ix86_output_function_return): Likewise.
2012 (ix86_output_indirect_function_return): Likewise.
2014 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
2016 * doc/md.texi: Document use of code attributes in rtx patterns.
2017 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
2018 * read-rtl.c (find_code): Split out search loops into...
2019 (maybe_find_code): ...this new function.
2020 (check_code_iterator): Make the error message more informative.
2021 (check_code_attribute): New function.
2022 (rtx_reader::rtx_alloc_for_name): Likewise.
2023 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
2024 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
2025 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
2026 <max_opp> directly as an rtx code instead of via a match_operator.
2027 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
2028 (<su>abd<mode>_3): Update accordingly.
2030 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2032 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
2033 is given, print the state of the EH "save world" computation for
2036 2019-05-11 Jakub Jelinek <jakub@redhat.com>
2039 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
2040 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2042 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
2044 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
2045 Use pinsrd for TARGET_SSE4_1.
2046 * config/i386/sse.md (movdi_to_sse): Ditto.
2048 2019-05-10 Richard Biener <rguenther@suse.de>
2050 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
2051 (do_rpo_vn): Initialize next_value_id.
2053 2019-05-10 Martin Liska <mliska@suse.cz>
2055 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2058 2019-05-10 Jakub Jelinek <jakub@redhat.com>
2060 PR tree-optimization/90385
2061 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
2062 arguments of the exit phis.
2065 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
2066 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
2068 (copy_tree_body_r): Likewise.
2069 (copy_fn): Set id.do_not_fold to true.
2071 2019-05-10 Martin Liska <mliska@suse.cz>
2073 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
2074 Reapply changes from r269790.
2076 2019-05-10 Martin Liska <mliska@suse.cz>
2079 * doc/invoke.texi: New params.
2080 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
2081 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
2082 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2084 * tree-switch-conversion.h (struct jump_table_cluster):
2087 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
2089 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
2091 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
2093 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
2095 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
2097 PR rtl-optimization/88879
2098 * sel-sched.c (sel_target_adjust_priority): Remove assert.
2100 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
2103 * config/arm/arm.c (callee_saved_reg_p): Move before
2104 thumb_find_work_register.
2105 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
2106 thumb_find_work_register. Only call df_get_live_out once.
2107 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
2108 (thumb_find_work_register): Use
2109 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
2110 algorithms to locate a spare call clobbered reg.
2112 2019-05-09 Martin Liska <mliska@suse.cz>
2114 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
2115 and MAX_EXPR in GIMPLE FE format.
2117 2019-05-09 Martin Liska <mliska@suse.cz>
2119 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
2120 * gimple-pretty-print.c (dump_gimple_bb_header):
2122 (pp_cfg_jump): Dump edge probability.
2123 * profile-count.c (profile_quality_as_string): Simplify
2124 with a static array.
2125 (parse_profile_quality): New function.
2126 (profile_count::dump): Simplify with a static array.
2127 (profile_count::from_gcov_type): Add new argument.
2128 * profile-count.h (parse_profile_quality): Likewise.
2129 * predict.h (set_hot_bb_threshold): New.
2130 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2132 * predict.c (get_hot_bb_threshold): Set from the new param.
2133 (set_hot_bb_threshold): New.
2135 2019-05-09 Richard Biener <rguenther@suse.de>
2137 PR tree-optimization/90395
2138 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
2139 rewrite vector stores that throw internally.
2141 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
2143 * cif-code.def (CHKP): Remove.
2146 * configure.ac (--enable-frame-pointer): Disable by default for
2148 * configure: Regenerate.
2150 2019-05-09 Alan Modra <amodra@gmail.com>
2153 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
2154 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
2155 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
2156 cost for general <-> vsx when direct moves are available.
2157 Cost union classes at minimal cost for any reg in the class.
2158 Correct calculation for moves between vsx, float, and altivec.
2159 Don't return a low cost for moves between special regs. Don't
2160 use hard coded register numbers.
2161 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
2162 (rs6000_ira_change_pseudo_allocno_class): New function.
2163 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
2164 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
2166 (movsi_internal1): Don't disparage vector alternatives.
2167 (mov<mode>_internal): Likewise, excepting alternative that
2169 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
2170 we <- b alternative.
2172 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2175 PR tree-optimization/89060
2176 * tree-ssa-live.h (live_vars_map): New typedef.
2177 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
2178 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
2179 (struct compute_live_vars_data): New type.
2180 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
2181 live_vars_at_stmt, destroy_live_vars): New functions.
2182 * tree-tailcall.c: Include tree-ssa-live.h.
2183 (live_vars, live_vars_vec): New global variables.
2184 (find_tail_calls): Perform variable life analysis before punting.
2185 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
2186 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
2188 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
2189 Perform variable life analysis to select variables that really need
2191 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
2192 instead set id->eh_landing_pad_dest and assert it is the same.
2193 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
2195 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
2196 Richard Earnshaw <rearnsha@arm.com>
2199 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
2201 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
2202 (thumb1_compute_save_core_reg_mask): Don't force a spare work
2203 register if both the epilogue and prologue can use call-clobbered
2205 (thumb1_unexpanded_epilogue): Use
2206 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
2207 picking temporaries for restoring high regs to match that of the
2208 prologue where possible.
2209 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
2210 the list of work registers. Detect if the return address is still live
2211 at the end of the prologue and avoid using it for a work register if so.
2212 If the return address is not live, add LR to the list of pushable regs
2213 after the first pass.
2215 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2217 PR tree-optimization/90078
2218 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
2219 (INFTY): Increase the value for infinite cost.
2220 (struct comp_cost): Promote type of members to int64_t.
2221 (infinite_cost): Don't set complexity in initialization.
2222 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
2223 overflows to infinite_cost.
2224 (adjust_setup_cost): Promote type of parameter and cost computation
2226 (struct ainc_cost_data, struct iv_ca): Promote type of member to
2228 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
2229 cost computation to int64_t.
2230 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
2231 int64_t's format specifier in dump.
2233 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2235 PR tree-optimization/90240
2236 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
2237 with respect to scaling factor pre-computed for each basic block.
2238 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
2239 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
2240 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
2241 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
2242 live range for array of loop's basic blocks. Cleanup aux field of
2243 loop's basic blocks.
2245 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2247 PR tree-optimization/90356
2248 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
2250 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
2252 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
2253 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
2254 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
2255 (ix86_handle_option): Handle -mavx512bf16.
2256 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
2258 * config/i386/avx512bf16vlintrin.h: New.
2259 * config/i386/avx512bf16intrin.h: New.
2260 * config/i386/cpuid.h (bit_AVX512BF16): New.
2261 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
2262 * config/i386/i386-builtin-types.def: Add new types.
2263 * config/i386/i386-builtin.def: Add new builtins.
2264 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2266 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
2267 (ix86_option_override_internal): Handle BF16.
2268 (ix86_valid_target_attribute_inner_p): Ditto.
2269 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
2270 * config/i386/i386-builtin.c (enum processor_features): Add
2272 (static const _isa_names_table isa_names_table): Ditto.
2273 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
2274 (PTA_AVX512BF16): Ditto.
2275 * config/i386/i386.opt: Add -mavx512bf16.
2276 * config/i386/immintrin.h: Include avx512bf16intrin.h
2277 and avx512bf16vlintrin.h.
2278 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
2279 avx512f_cvtneps2bf16_<mode><mask_name>,
2280 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
2281 * config/i386/subst.md (mask_half): Add new subst.
2282 * doc/invoke.texi: Document -mavx512bf16.
2284 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
2286 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
2288 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
2289 (rs6000_debug_legitimize_reload_address): Delete.
2290 (rs6000_legitimize_reload_address_ptr): Delete.
2291 (rs6000_option_override_internal): Adjust.
2292 (mem_operand_gpr): Adjust comment.
2293 (legitimate_lo_sum_address_p): Ditto.
2294 (rs6000_legitimize_reload_address): Delete.
2295 (rs6000_debug_legitimize_reload_address): Delete.
2296 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
2298 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
2301 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2302 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
2303 to compute vector element selector for both constant and variable
2306 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2308 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
2309 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
2310 ashrdi3_cvt using SWI48 mode iterator.
2312 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2314 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
2315 (aarch64_<su>abd<mode>_3): Likewise.
2316 (*aarch64_<su>abd<mode>_3): New define_insn.
2317 (<sur>sad<vsi2qi>): New define_expand.
2318 * config/aarch64/iterators.md: Added MAX_OPP attribute.
2319 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
2320 (build_vect_cond_expr): Likewise.
2322 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2324 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
2325 clobbers outside of accessible_reg_set.
2326 * config/i386/i386.c (ix86_conditional_register_usage):
2327 Disable register sets by clearing corresponding bits in
2328 accessible_reg_set. Do not set corresponding bits in fixed_regs,
2329 call_used_regs and don't clear corresponding reg_names array members.
2331 2019-05-07 Richard Biener <rguenther@suse.de>
2333 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
2334 not specified still compute a comp_vectype for invariant
2337 2019-05-07 Richard Biener <rguenther@suse.de>
2339 PR tree-optimization/90316
2340 * tree-ssa-pre.c (translate_vuse_through_block): When
2341 same_valid is NULL do not bother to search for a virtual
2343 (phi_translate_1): When operands changed we cannot keep
2344 the same value-number so do not bother to ask whether
2345 that's possible from translate_vuse_through_block.
2347 2019-05-07 Martin Liska <mliska@suse.cz>
2349 * bitmap.c (bitmap_register): Come up with
2350 alloc_descriptor_max_uid and assign it for
2352 (register_overhead): Use get_descriptor as
2354 (release_overhead): New.
2355 (bitmap_elem_to_freelist): Call it.
2356 (bitmap_elt_clear_from): Likewise.
2357 (bitmap_obstack_free): Likewise.
2358 (bitmap_move): Sensitively release memory.
2359 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
2360 (bitmap_initialize): Initialize alloc_descriptor to zero.
2361 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
2363 2019-05-07 Richard Biener <rguenther@suse.de>
2365 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
2366 we build a SLP node. Remove max_size and limiting.
2367 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
2369 2019-05-07 Richard Biener <rguenther@suse.de>
2371 PR tree-optimization/90316
2372 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
2374 (walk_non_aliased_vuses): Take walking limit argument.
2375 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
2376 walking if it is reached instead of just counting.
2377 (get_continuation_for_phi): Likewise.
2378 (walk_non_aliased_vuses): Likewise, instead of leaving counter
2379 limiting to the callback.
2380 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
2381 (vn_reference_lookup_3): Likewise.
2382 (vn_reference_lookup_pieces): Likewise.
2383 (vn_reference_lookup): Likewise.
2384 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
2385 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
2386 (avail_exprs_stack::lookup_avail_expr): Likewise.
2388 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
2390 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
2391 for comparaible types in the second direction even if first one
2392 hits incomparable type.
2394 2019-05-07 Richard Biener <rguenther@suse.de>
2397 * lto-wrapper.c (debug_objcopy): Use the original filename
2398 including archive offset for the filename used for -save-temps.
2400 2019-05-07 Li Jia He <helijia@linux.ibm.com>
2402 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
2405 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2407 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
2408 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
2409 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
2410 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
2411 (FRAME_POINTER_REGNUM): Change numbering.
2412 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
2413 (alt_reg_names): Adjust.
2414 (rs6000_conditional_register_usage): Don't mark hard register 64 as
2416 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
2417 (DWARF_FRAME_REGISTERS): Delete.
2418 (DWARF2_FRAME_REG_OUT): Fix whitespace.
2419 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2421 (REG_ALLOC_ORDER): Adjust.
2422 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
2423 (REG_CLASS_CONTENTS): Adjust.
2424 (RETURN_ADDR_RTX): Change comment.
2425 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
2427 (REGISTER_NAMES): Adjust.
2428 (ADDITIONAL_REGISTER_NAMES): Adjust.
2429 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
2431 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2433 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
2435 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
2436 (DWARF_FRAME_REGISTERS): Adjust.
2437 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2439 (REG_ALLOC_ORDER): Adjust.
2440 (enum reg_class): Delete SPR_REGS.
2441 (REG_CLASS_NAMES): Delete SPR_REGS.
2442 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
2443 (REGISTER_NAMES): Adjust.
2444 (ADDITIONAL_REGISTER_NAMES): Adjust.
2445 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
2446 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
2447 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
2448 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
2449 (htm_spr_regno): Delete.
2450 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
2452 (rs6000_dbx_register_number): Adjust.
2454 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2456 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
2458 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2460 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
2461 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
2463 2019-05-06 Jakub Jelinek <jakub@redhat.com>
2465 PR tree-optimization/88709
2466 PR tree-optimization/90271
2467 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
2468 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
2469 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
2471 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
2472 of the store merging group is larger than
2473 PARAM_STORE_MERGING_MAX_SIZE parameter.
2474 (split_group): Add bzero_first argument. If set, always emit first
2475 the first store which must be = {} of the whole area and then for the
2476 rest of the stores consider all zero bytes as paddings.
2477 (imm_store_chain_info::output_merged_store): Check if first store
2478 is = {} of the whole area and if yes, determine which setting of
2479 bzero_first for split_group gives smaller number of stores. Adjust
2480 split_group callers.
2481 (lhs_valid_for_store_merging_p): Allow decls.
2482 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
2484 (pass_store_merging::process_store): Likewise.
2486 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
2489 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
2490 handling of V1TImode.
2492 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
2495 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
2496 and enable_frame_pointer ...
2497 * configure.ac: ... here. Update help strings for
2498 --enable-frame-pointer.
2499 * configure: Regenerate.
2500 * config/i386/i386-options.c (ix86_option_override_internal): Remove
2501 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
2502 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
2503 (USE_X86_64_FRAME_POINTER): Ditto.
2505 2019-05-06 Martin Liska <mliska@suse.cz>
2507 * config.gcc: Append to target_gtfiles and fix indentation.
2509 2019-05-06 Richard Biener <rguenther@suse.de>
2511 PR tree-optimization/90358
2512 * tree-vect-stmts.c (get_group_load_store_type): Properly
2513 detect unused upper half of load.
2514 (vectorizable_load): Likewise.
2516 2019-05-06 Richard Biener <rguenther@suse.de>
2518 PR tree-optimization/88828
2519 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
2520 (simplify_vector_constructor): ...here. Handle constants in
2523 2019-05-06 Richard Biener <rguenther@suse.de>
2525 PR tree-optimization/90328
2526 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
2527 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
2528 is valid in the loop nest before using it.
2529 (initialize_data_dependence_relation): Adjust.
2530 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
2531 loop as loop-nest to dr_may_alias_p.
2533 2019-05-06 Richard Biener <rguenther@suse.de>
2535 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
2537 2019-05-06 Richard Biener <rguenther@suse.de>
2539 PR tree-optimization/90316
2540 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
2541 compute target on demand.
2542 (get_continuation_for_phi): Remove code walking stmts to
2543 get to a target virtual operand which could end up being
2546 2019-05-06 Martin Liska <mliska@suse.cz>
2549 * config/i386/i386-options.c (ix86_option_override_internal): Error only
2550 when -mabi is selected to a non-default version.
2552 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
2553 Martin Liska <mliska@suse.cz>
2555 * Makefile.in: Add lto-dump.texi.
2556 * cgraph.h: Add new functions get_visibility_string and
2557 get_symtab_type_string.
2558 * doc/gcc.texi: Include lto-dump section.
2559 * doc/lto-dump.texi: New file.
2560 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
2561 (parse_dump_option): Factor out this function.
2562 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
2563 (parse_dump_option): Export the function.
2564 * symtab.c (symtab_node::get_visibility_string): New function.
2565 (symtab_node::get_symtab_type_string): Likewise.
2567 2019-05-06 Martin Liska <mliska@suse.cz>
2569 * config/i386/i386-builtins.c: New file.
2570 * config/i386/i386-builtins.h: New file.
2571 * config/i386/i386-expand.c: New file.
2572 * config/i386/i386-expand.h: New file.
2573 * config/i386/i386-features.c: New file.
2574 * config/i386/i386-features.h: New file.
2575 * config/i386/i386-options.c: New file.
2576 * config/i386/i386-options.h: New file.
2577 * config.gcc: Add new files into extra_objs and
2579 * config/i386/i386.c: Split content of the file
2580 into newly introduced files.
2581 * config/i386/i386.h: Declare common variables
2583 * config/i386/t-i386: Define dependencies for new files.
2585 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
2588 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
2589 Restrict 'all' variant to 32-bit configurations.
2590 (unaligned_loadhiu): Likewise.
2591 (unaligned_storehi): Likewise.
2592 (unaligned_storesi): Likewise.
2593 (unaligned_loadhis): Disable when compiling for thumb1.
2595 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
2597 PR tree-optimization/90269
2598 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
2601 2019-05-03 Martin Liska <mliska@suse.cz>
2603 * hash-map.h: Add is_empty function.
2604 * hash-set.h: Likewise.
2605 * hash-table.h: Likewise.
2606 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
2607 elements () == 0 (and similar usages).
2608 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
2609 * gimplify.c (gimplify_bind_expr): Likewise.
2610 (gimplify_switch_expr): Likewise.
2611 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
2612 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
2613 * postreload-gcse.c (dump_hash_table): Likewise.
2614 (gcse_after_reload_main): Likewise.
2615 * predict.c (combine_predictions_for_bb): Likewise.
2616 * tree-parloops.c (reduction_phi): Likewise.
2617 (separate_decls_in_region): Likewise.
2618 (transform_to_exit_first_loop): Likewise.
2619 (gen_parallel_loop): Likewise.
2620 (gather_scalar_reductions): Likewise.
2621 (try_create_reduction_list): Likewise.
2622 * var-tracking.c (dump_vars): Likewise.
2623 (emit_notes_for_changes): Likewise.
2624 (vt_emit_notes): Likewise.
2626 2019-05-03 Richard Biener <rguenther@suse.de>
2628 PR tree-optimization/90316
2629 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
2632 2019-05-03 Richard Biener <rguenther@suse.de>
2634 * tree-vect-stmts.c (get_group_load_store_type): Avoid
2635 peeling for gaps by loading only lower halves of vectors
2637 (vectorizable_load): Likewise.
2639 2019-05-03 Richard Biener <rguenther@suse.de>
2642 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
2644 2019-05-03 Richard Biener <rguenther@suse.de>
2647 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
2648 Handle STRING_CST vs DECL or STRING_CST.
2650 2019-05-03 Richard Biener <rguenther@suse.de>
2652 PR tree-optimization/88963
2653 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
2654 vector loads feeding only BIT_FIELD_REFs to component
2655 loads. Rewrite stores fed by CONSTRUCTORs to component
2658 2019-05-03 Jakub Jelinek <jakub@redhat.com>
2660 * opts.h (finish_options): Remove lang_mask argument.
2661 (print_help, help_option_argument): Declare.
2662 * opts.c (print_help): Remove forward declaration, no longer static.
2663 (finish_options): Remove lang_mask argument, don't call print_help
2665 * opts-global.c (decode_options): Adjust finish_option caller, call
2668 PR tree-optimization/90303
2669 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
2670 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
2672 2019-05-03 Richard Biener <rguenther@suse.de>
2674 PR tree-optimization/89698
2675 * gimple-fold.c (canonicalize_constructor_val): Early out
2676 for constants, handle unfolded INTEGER_CSTs as they appear in
2677 C++ virtual table ctors.
2679 2019-05-03 Richard Biener <rguenther@suse.de>
2681 * passes.c (execute_function_todo): Remove dead code.
2683 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
2685 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
2686 the internal register number, for any "real" register.
2688 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
2690 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
2691 correct numbers for TFHAR, TFIAR, TEXASR.
2693 2019-05-02 Richard Biener <rguenther@suse.de>
2695 PR tree-optimization/89653
2696 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
2697 update-address-taken before the pass.
2698 * passes.def (pass_tree_loop_init): Put comment before it.
2700 2019-05-02 Richard Biener <rguenther@suse.de>
2702 PR tree-optimization/89509
2703 * tree-ssa-structalias.c (compute_dependence_clique): Look
2704 at the first subvar when determining whether it is restrict.
2706 2019-05-02 Richard Biener <rguenther@suse.de>
2708 PR tree-optimization/90273
2709 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
2710 useless debug stmts.
2712 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2714 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
2716 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
2718 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
2719 VEC_COND_EXPR be inserted to emulate a conditional internal function.
2720 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
2721 (vectorizable_reduction): Use the functions above to vectorize in a
2722 fully masked loop codes that don't have a conditional internal
2725 2019-05-02 Martin Liska <mliska@suse.cz>
2727 * cgraphclones.c: Call valid_attribute_p with 1 for
2729 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
2730 it's for target attribute.
2731 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
2732 Add new boolean argument.
2733 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
2735 (ix86_valid_target_attribute_tree): Pass target_clone_attr
2736 to ix86_valid_target_attribute_inner_p.
2737 (ix86_valid_target_attribute_p): Pass flags argument to
2738 ix86_valid_target_attribute_inner_p.
2739 (get_builtin_code_for_version): Use 0 as it's target attribute.
2741 2019-05-02 Martin Liska <mliska@suse.cz>
2743 * gcc.c (process_command): Add dummy file only
2745 * opts-global.c (decode_options): Pass lang_mask.
2746 * opts.c (print_help): New function.
2747 (finish_options): Print --help if help_option_argument
2749 (common_handle_option): Factor out content of OPT__help_
2751 * opts.h (finish_options): Add new argument.
2753 2019-05-02 Martin Liska <mliska@suse.cz>
2756 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
2757 With -minline-all-stringops use inline expansion using 4B loop.
2758 * doc/invoke.texi: Document the change of
2759 -minline-all-stringops.
2761 2019-05-01 Jeff Law <law@redhat.com>
2763 PR tree-optimization/88797
2764 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
2765 PHI feeds a conditional on the RHS of an assignment.
2767 2019-04-30 Andrew Waterman <andrew@sifive.com>
2768 Jim Wilson <jimw@sifive.com>
2770 * config/riscv/constraints.md (L): New.
2771 * config/riscv/predicates.md (lui_operand): New.
2772 (sfb_alu_operand): New.
2773 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
2774 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
2775 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
2776 * config/riscv/risc.md (type): Add sfb_alu.
2777 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
2778 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
2779 (branch_zero<mode>): Delete.
2781 (mov<GPR:mode><X:mode>cc): Likewise.
2782 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
2784 2019-04-30 Nathan Sidwell <nathan@acm.org>
2786 * tree.h (MARK_TS_EXP): New.
2788 2019-04-30 Martin Liska <mliska@suse.cz>
2790 * opts.c (enable_warning_as_error): Provide hints
2791 for unknown options.
2793 2019-04-30 Martin Liska <mliska@suse.cz>
2796 * doc/invoke.texi: Add missing dash for gas-locview-support
2797 and gno-as-locview-support.
2799 2019-04-30 Jakub Jelinek <jakub@redhat.com>
2802 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
2803 whitespace at the start of target attribute string.
2805 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2808 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
2809 Define __ARM_FEATURE_ATOMICS.
2811 2019-04-30 Martin Liska <mliska@suse.cz>
2813 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
2814 into built_in_function enum. Remove code for endp == 2 and
2815 use BUILT_IN_* constants.
2816 (gimple_fold_builtin): Call the function with fcode.
2818 2019-04-30 Martin Liska <mliska@suse.cz>
2820 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
2821 DECL_FUNCTION_CODE into ix86_builtins enum before
2822 the switch statement.
2824 2019-04-30 Jakub Jelinek <jakub@redhat.com>
2826 PR tree-optimization/89475
2827 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
2830 2019-04-30 Martin Liska <mliska@suse.cz>
2832 PR translation/90274
2833 * opts.c (print_filtered_help): Wrap string in _(...).
2835 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
2837 PR tree-optimization/90240
2839 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
2841 PR tree-optimization/90078
2842 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
2843 checks for infinite_cost overflow.
2845 2019-04-29 Jeff Law <law@redhat.com>
2847 * passes.def: Move -Wrestrict pass after copy propagation.
2849 2019-04-29 Maya Rashish <coypu@sdf.org>
2851 * config.gcc (default_gnu_indirect_function): Default to yes
2852 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
2853 sparc*-*-netbsd*, x86_64-*-netbsd*.
2855 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
2857 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
2858 where cond2 is NE_EXPR.
2859 (is_value_included_in): Update comment.
2861 2019-04-29 Richard Biener <rguenther@suse.de>
2863 PR tree-optimization/90278
2864 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
2865 EH on comparison simplification.
2867 2019-04-29 Jason Merrill <jason@redhat.com>
2869 PR c++/82081 - tail call optimization breaks noexcept
2870 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
2871 nothrow function to a might-throw function into a tail call.
2873 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
2875 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
2876 (DDR_INNER_LOOP): Likewise.
2877 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
2878 (initialize_data_dependence_relation): Likewise.
2879 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
2881 2019-04-29 Jakub Jelinek <jakub@redhat.com>
2883 PR rtl-optimization/90257
2884 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
2888 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
2892 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
2895 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
2898 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
2900 * lra-spills.c (lra_final_code_change): Remove useless move insns.
2902 2019-04-29 Richard Biener <rguenther@suse.de>
2904 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
2907 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
2909 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
2910 varasm.h, and netbsd-protos.h.
2912 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
2915 * config/i386/i386-protos.h (ix86_data_alignment): Change
2916 the second argument type to unsigned int.
2917 * config/i386/i386.c (ix86_data_alignment): Change "align"
2918 argument type to unsigned int.
2920 2019-04-27 Martin Liska <mliska@suse.cz>
2923 * opt-suggestions.c (option_proposer::build_option_suggestions):
2924 When get_valid_option_values returns empty values, add the
2925 misspelling candidate.
2927 2019-04-26 Jim Wilson <jimw@sifive.com>
2929 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
2931 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
2932 Pass orig_mode to riscv_build_integer.
2933 (riscv_split_integer): Pass mode to riscv_move_integer.
2934 (riscv_legitimize_const_move): Likewise.
2935 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
2936 promoted_mode. Replace force_reg call with code to load constant into
2937 promoted reg and then subreg it for the store.
2938 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
2941 2018-04-26 Eugene Sharygin <eush@ispras.ru>
2943 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
2946 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
2948 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
2949 commentary about the encoding of precision.
2951 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
2953 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
2954 * config/i386/t-freebsd64: New file.
2955 * config.gcc: Add the t-freebsd64 for multilib support.
2957 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
2959 * doc/extend.texi (vector_size): Add missing comma after @xref.
2961 2019-04-25 Jakub Jelinek <jakub@redhat.com>
2963 * BASE-VER: Set to 10.0.0.
2965 2019-04-25 Richard Biener <rguenther@suse.de>
2968 * gimplify.c (gimplify_expr): Avoid turning a lvalue
2969 VIEW_CONVERT_EXPR into one operating on an rvalue.
2971 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
2974 * config/i386/i386.c (feature_priority): Moved to file scope.
2975 (processor_features): Likewise.
2976 (processor_model): Likewise.
2977 (_arch_names_table): Likewise.
2978 (arch_names_table): Likewise.
2979 (_feature_list): Removed.
2980 (feature_list): Likewise.
2981 (_isa_names_table): Moved to file scope. Add priority.
2982 (isa_names_table): Likewise.
2983 (get_builtin_code_for_version): Replace feature_list with
2984 isa_names_table. Update error message for P_ZERO priority.
2986 2019-04-25 Richard Biener <rguenther@suse.de>
2988 * tree-pass.h (make_pass_phi_only_cprop): Remove.
2989 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
2991 2019-04-24 Jeff Law <law@redhat.com>
2993 PR tree-optimization/90037
2994 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
2995 * passes.def: Replace all instance of phi-only cprop with the
2996 lattice propagator. Move propagation pass from after erroneous
2997 path isolation to before erroneous path isolation.
2998 * tree-ssa-phionlycprop.c: Remove.
3000 2019-04-24 Richard Biener <rguenther@suse.de>
3003 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
3004 by size and BITS_PER_UNIT on poly-wide-ints.
3006 2019-04-25 Richard Biener <rguenther@suse.de>
3009 * match.pd: Add pattern to simplify view-conversion of an
3012 2019-04-24 Clement Chigot <clement.chigot@atos.net>
3014 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
3015 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
3016 for Go on 32 bit AIX.
3017 * config/rs6000/aix72.h: Likewise.
3019 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3022 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
3023 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
3025 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
3028 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
3029 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
3030 for restored hard frame pointer.
3031 (s390_sched_dependencies_evaluation): Implement new target hook.
3032 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
3034 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
3036 * config/arc/arc-options.def: Fix typos and spelling mistakes.
3037 * config/arc/arc.c (arc_init): Cleanup warning message.
3038 (arc_override_options): Likewise.
3040 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3043 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
3044 a register if both if_true and if_false are MEMs.
3046 PR tree-optimization/90208
3047 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
3048 after labels of new_bb, not before them.
3050 PR tree-optimization/90211
3051 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
3052 which are not SSA_NAMEs.
3054 2018-04-23 Sudakshina Das <sudi.das@arm.com>
3056 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
3058 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
3060 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3062 PR rtl-optimization/87979
3063 * modulo-sched.c (sms_schedule): Start ii value "mii" should
3066 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3068 PR rtl-optimization/84032
3069 * modulo-sched.c (ps_insn_find_column): Change condition so that
3070 branch will always be the last insn in a row inside partial
3073 2019-04-23 Richard Biener <rguenther@suse.de>
3076 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
3077 dest_single_pred_p argument.
3078 (remove_forwarder_block): Adjust.
3079 (remove_forwarder_block_with_phi): Likewise.
3081 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3082 Bernd Edlinger <bernd.edlinger@hotmail.de>
3083 Jakub Jelinek <jakub@redhat.com>
3086 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
3087 if used with general-regs-only.
3088 (arm_conditional_register_usage): Don't add non-general regs if
3090 (arm_valid_target_attribute_rec): Handle general-regs-only.
3091 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
3093 (TARGET_HARD_FLOAT_SUB): Define.
3094 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
3095 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
3096 (TARGET_REALLY_IWMMXT2): Likewise.
3097 * config/arm/arm.opt: Add -mgeneral-regs-only.
3098 * doc/extend.texi: Document ARM general-regs-only target.
3099 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
3101 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3103 PR tree-optimization/90078
3104 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3105 checks for infinite_cost overflow.
3107 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3109 PR tree-optimization/90021
3110 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
3111 and check univariate against it.
3112 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
3113 * tree-data-ref.c (add_other_self_distances): Pass new argument.
3115 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3119 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3122 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3125 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3127 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3129 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
3131 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
3132 names using operand format, rather than hard-wired.
3133 (speculation_barrier): Likewise.
3135 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
3137 PR tree-optimization/88055
3138 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
3139 (gen_one_condition): Use it if !HONOR_NANS.
3141 2019-04-19 Jakub Jelinek <jakub@redhat.com>
3144 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
3145 assign_temp instead of gen_reg_rtx.
3147 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
3149 PR translation/90118
3150 * config/aarch64/aarch64.c (aarch64_override_options_internal):
3151 Add missing space before %<.
3153 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
3155 PR rtl-optimization/87871
3156 * ira-lives.c (make_object_dead): Don't add conflicts to
3157 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
3159 2019-04-18 Martin Sebor <msebor@redhat.com>
3162 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
3163 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
3164 assuming type size fits in SHWI.
3166 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
3169 * ipa-inline.c (flatten_function): New parameter UPDATE.
3170 (ipa_inline, early_inliner): Use it.
3172 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3174 * fold-const.c (int_const_binop): Return early on failure.
3176 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3179 * combine.c (force_int_to_mode): Cast the argument rather than
3180 the result of known_alignment.
3181 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
3183 2019-04-18 Richard Biener <rguenther@suse.de>
3186 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
3188 (remove_forwarder_block): ... here.
3189 (remove_forwarder_block_with_phi): Also move debug stmts here.
3191 2019-04-18 Jakub Jelinek <jakub@redhat.com>
3193 PR translation/79183
3194 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
3195 inform where appropriate.
3197 2019-04-18 Richard Biener <rguenther@suse.de>
3199 * tree.c (get_qualified_type): Put found type variants at the
3200 head of the variant list.
3202 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3204 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
3206 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
3209 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
3210 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
3211 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
3212 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
3213 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
3215 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
3217 * ira-conflicts.c (print_allocno_conflicts): Always print something,
3218 even for allocno's with no conflicts.
3219 (print_conflicts): Print an extra newline.
3221 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3223 * auto-inc-dec.c (attempt_change): Set the alignment of the
3224 temporary memory to that of the original.
3226 2019-04-17 Joao Moreira <jmoreira@suse.de>
3228 * targhooks.c (default_print_patchable_function_entry): Emit
3229 __patchable_function_entries section with writable flags to allow
3230 relocation resolution.
3232 2019-04-17 Jonny Grant <jg@jguk.org>
3234 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
3236 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3239 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
3242 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
3244 * config/arc/arc.c (arc_init): Format diagnostic string.
3245 (arc_override_options): Likewise.
3246 (check_if_valid_regno_const): Likewise.
3247 (arc_reorg): Likewise.
3249 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3252 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
3254 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
3256 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
3257 (*movdi_update1): Use Pmode.
3258 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
3259 (movdi_<mode>_update_stack): Rename to ...
3260 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
3262 (*movsi_update1): Use Pmode.
3263 (*movsi_update2): Use Pmode.
3264 (movsi_update): Rename to ...
3265 (movsi_<mode>_update): ... this. Use Pmode.
3266 (movsi_update_stack): Fix condition.
3267 (*movhi_update1): Use Pmode. Fix argument to
3268 avoiding_indexed_address_p.
3269 (*movhi_update2): Ditto.
3270 (*movhi_update3): Ditto.
3271 (*movhi_update4): Ditto.
3272 (*movqi_update1): Ditto.
3273 (*movqi_update2): Ditto.
3274 (*movqi_update3): Ditto.
3275 (*movsf_update1, *movdf_update1): Merge, rename to...
3276 (*mov<mode>_update1): This. Use Pmode. Fix argument to
3277 avoiding_indexed_address_p. Add "size" attribute.
3278 (*movsf_update2, *movdf_update2): Merge, rename to...
3279 (*mov<mode>_update2): This. Ditto.
3280 (*movsf_update3): Use Pmode. Fix argument to
3281 avoiding_indexed_address_p.
3282 (*movsf_update4): Ditto.
3283 (allocate_stack): Simplify condition. Adjust pattern names.
3285 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3288 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
3289 whitespace at the start of target attribute string.
3291 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
3294 * config/rs6000/power9.md: Add store forwarding bypass.
3296 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
3299 * valtrack.c (dead_debug_insert_temp): Reset debug references
3300 to the return value of a call being removed.
3302 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3304 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
3305 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
3306 implement target hook.
3307 (arc_memory_move_cost): New function.
3308 (TARGET_REGISTER_MOVE_COST): Define.
3309 (TARGET_MEMORY_MOVE_COST): Likewise.
3310 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
3311 (MEMORY_MOVE_COST): Likewise.
3313 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3315 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
3316 (sibcall_value_insn): Likewise.
3317 * config/arc/constraints.md (Rs5): Remove.
3319 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3321 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
3322 for last two fake registers.
3323 (arc_conditional_register_usage): Make sure fake frame and arg
3324 pointer regs are in general regs class.
3325 (FRAME_POINTER_MASK): Remove.
3326 (RETURN_ADDR_MASK): Remove.
3327 (arc_must_save_register): Use hard frame regnum.
3328 (frame_restore_reg): Use hard_frame_pointer_rtx.
3329 (arc_save_callee_saves): Likewise.
3330 (arc_restore_callee_saves): Likewise.
3331 (arc_save_callee_enter): Likewise.
3332 (arc_restore_callee_leave): Likewise.
3333 (arc_save_callee_milli): Likewise.
3334 (arc_eh_return_address_location): Likewise.
3335 (arc_check_multi): Use hard frame regnum.
3336 (arc_can_eliminate): Likewise.
3337 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
3338 for register allocator.
3339 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
3340 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
3341 (FRAME_POINTER_REGNUM): Change it to a fake register.
3342 (HARD_FRAME_POINTER_REGNUM): Defined.
3343 (ARG_POINTER_REGNUM): Change it to a new fake register.
3344 (ELIMINABLE_REGS): Update.
3345 (REGISTER_NAMES): Update names.
3346 * config/arc/arc.md (LP_START): Remove.
3348 (shift_si3_loop): Update pattern.
3350 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3352 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
3353 to avoid delay slot scheduling.
3354 (arc_must_save_register): Don't save SP.
3355 * config/arc/arc.md (stack_tie): Remove.
3356 (UNSPEC_ARC_STKTIE): Likewise.
3358 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
3359 Shiva Chen <shiva0217@gmail.com>
3361 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
3362 code gen with large shift amount.
3364 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
3366 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
3369 2019-04-16 Jakub Jelinek <jakub@redhat.com>
3372 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
3373 print -m64/-mx32/-m32 if it is true.
3374 (ix86_debug_options, ix86_function_specific_print): Pass true as
3375 ADD_ABI_P to ix86_target_string.
3376 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
3377 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
3378 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
3380 PR rtl-optimization/90082
3381 * dce.c (can_delete_call): New function.
3382 (deletable_insn_p, mark_insn): Use it.
3384 PR tree-optimization/90090
3385 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
3387 (is_division_by_square): Likewise. Formatting fix.
3389 2019-04-16 Richard Biener <rguenther@suse.de>
3391 PR tree-optimization/56049
3392 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
3393 equality check if alias-set zero will prevail.
3395 2019-04-15 Jeff Law <law@redhat.com>
3397 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
3398 size and alignment as unsigned.
3400 2019-04-15 Richard Biener <rguenther@suse.de>
3403 * tree-loop-distribution.c (destroy_loop): Preserve correct
3406 2019-04-15 Richard Biener <rguenther@suse.de>
3408 PR tree-optimization/90071
3409 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
3410 abnormal operands from def stmts.
3412 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
3414 PR rtl-optimization/89794
3415 * combine.c (count_auto_inc): New function.
3416 (try_combine): Count how many auto_inc expressions there were in the
3417 original instructions. Ensure we have the same number in the new
3418 instructions. Remove the code that tried to ensure auto_inc side
3419 effects on i1 and i0 are not lost.
3421 2019-04-15 Richard Biener <rguenther@suse.de>
3424 * tree.h (auto_var_p): Declare.
3425 * tree.c (auto_var_p): New function, split out from ...
3426 (auto_var_in_fn_p): ... here.
3427 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
3429 (new_var_info): Initialize it.
3430 (set_uids_in_ptset): Also set the shadow variable uid if required.
3431 (ipa_pta_execute): Postprocess points-to solutions assigning
3432 shadow variable uids for locals that may reach their containing
3433 function recursively.
3434 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
3435 assert but instead check whether the points-to solution is
3438 2019-04-15 Martin Jambor <mjambor@suse.cz>
3441 * cgraph.c (clone_of_p): Loop over clone chain for each step in
3444 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
3446 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
3448 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
3449 Kito Cheng <kito.cheng@gmail.com>
3450 Shiva Chen <shiva0217@gmail.com>
3452 * config/nds32/nds32-md-auxiliary.c
3453 (nds32_legitimize_pic_address): Use new PIC pattern.
3454 (nds32_legitimize_tls_address): Use new TLS pattern.
3455 (nds32_output_symrel): New.
3456 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
3457 (nds32_alloc_relax_group_id): Ditto.
3458 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
3459 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
3461 (nds32_group_tls_insn): Ditto.
3462 (nds32_group_float_insns): Ditto.
3463 * config/nds32/nds32.md (tls_le): New.
3466 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
3468 * configure: Add nds32 target for dwarf2 debug_line checking.
3469 * configure.ac: Regenerated.
3471 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
3474 * ipa-devirt.c (skip_in_fields_list_p): New.
3475 (odr_types_equivalent_p): Use it.
3477 2019-04-13 Jakub Jelinek <jakub@redhat.com>
3480 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
3481 instead of strncmp when checking for thumb and arm. Formatting fixes.
3483 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
3485 * doc/install.texi: Document --with-target-system-zlib.
3487 2019-04-12 Martin Sebor <msebor@redhat.com>
3493 * targhooks.c (default_vector_alignment): Avoid assuming
3494 argument fits in SHWI.
3495 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
3497 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
3499 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3501 PR rtl-optimization/89965
3502 * dce.c: Include rtl-iter.h.
3503 (struct check_argument_load_data): New type.
3504 (check_argument_load): New function.
3505 (find_call_stack_args): Check for loads from stack slots still tracked
3506 in sp_bytes and punt if any is found.
3508 * config/mips/loongson-mmiintrin.h: Fix up #error message.
3510 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
3512 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
3513 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
3515 2019-04-12 Martin Liska <mliska@suse.cz>
3518 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
3520 (separate_attrs): Handle multiple 'default's.
3521 (expand_target_clones): Rework error handling code.
3523 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
3526 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
3527 mode of vector rather than mode of destination for move instruction.
3528 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
3529 Use QI inner mode with V16QI vector mode.
3531 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3534 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
3535 "invalid %%t operand" in output_operand_lossage message.
3537 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
3539 * config/s390/predicates.md (permute_pattern_operand): New
3541 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
3542 operand for the permute pattern.
3543 ("*vec_perm<mode>"): New insn definition.
3544 ("bswap<mode>"): Generate the permute pattern operand in the
3545 expander and perform the operand reloads for pre arch13 level
3547 ("*bswap<mode>_emu"): Rename to ...
3548 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
3549 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
3550 Add the USE operand for the permute pattern.
3551 ("*vec_set_bswap_vec<mode>"): Likewise.
3553 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3556 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
3557 and gcc_unreachable if it fails, just call tree_to_uhwi which
3558 verifies that too. Test TREE_CHAIN instead of list_length > 1.
3559 Start warning message with a lower-case letter. Formatting fixes.
3561 PR rtl-optimization/90026
3562 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
3563 successors, look for BARRIERs inside of the whole BB_FOOTER chain
3564 rather than just at the start of it. If e->src BB_FOOTER is not NULL
3565 in cfglayout mode, use emit_barrier_after_bb.
3567 2018-04-11 Steve Ellcey <sellcey@marvell.com>
3569 PR rtl-optimization/87763
3570 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
3573 2019-04-11 Tom de Vries <tdevries@suse.de>
3575 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
3576 max macro using statement expression.
3578 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
3580 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
3581 * xcoffout.c (xcoff_private_rodata_section_name): Define.
3582 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
3583 read_only_private_data_section using xcoff_private_rodata_section_name.
3584 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
3586 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
3589 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
3591 2019-04-11 Jakub Jelinek <jakub@redhat.com>
3593 PR rtl-optimization/89965
3594 * dce.c (sp_based_mem_offset): New function.
3595 (find_call_stack_args): Use sp_based_mem_offset.
3597 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
3599 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
3601 2019-04-11 Richard Biener <rguenther@suse.de>
3603 PR tree-optimization/90020
3604 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
3605 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
3606 * tree-ssa-pre.c (compute_avail): Use it to not put
3607 possibly trapping references after a call that might not
3608 return into EXP_GEN.
3609 * gcse.c (compute_hash_table_work): Do not elide
3610 marking a block containing a call if the call might not
3613 2019-04-11 Richard Biener <rguenther@suse.de>
3615 PR tree-optimization/90018
3616 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
3617 Test both SLP and interleaving variants.
3619 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
3621 * config/s390/8561.md: New file.
3622 * config/s390/driver-native.c (s390_host_detect_local_cpu):
3623 Add arch13 cpu model.
3624 * config/s390/s390-opts.h (enum processor_type): Likewise.
3625 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
3626 (s390_get_unit_mask): Likewise.
3627 (s390_is_fpd): Likewise.
3628 (s390_is_fxd): Likewise.
3629 * config/s390/s390.h (s390_tune_attr): Likewise.
3630 * config/s390/s390.md: Include arch13 pipeline description.
3631 * config/s390/s390.opt: Add arch13.
3633 2018-04-10 Steve Ellcey <sellcey@marvell.com>
3635 PR rtl-optimization/87763
3636 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
3638 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
3640 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
3642 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
3643 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
3644 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
3645 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
3647 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
3649 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
3650 "Although" in -fipa-icf documentation.
3652 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
3653 of using multiple -g options.
3655 2019-04-10 Martin Liska <mliska@suse.cz>
3657 PR gcov-profile/89959
3658 * doc/gcov.texi: Make documentation of -x option
3661 2019-04-10 Richard Biener <rguenther@suse.de>
3663 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
3665 (DR_GROUP_SAME_DR_STMT): Remove.
3666 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
3667 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
3668 replace with assert.
3669 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
3670 (vect_record_grouped_load_vectors): Remove unreachable code.
3672 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
3675 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
3676 obsolete reference to N.
3678 2019-04-10 Jakub Jelinek <jakub@redhat.com>
3681 * expr.c (store_expr): Set properly size on the MEM passed to
3685 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
3686 with strlen in between hostsz-3 and hostsz-1 inclusive when no
3687 translation is needed, and when translation is needed, only append
3688 ... if the string length is hostsz or more bytes long. Avoid using
3691 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
3694 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
3695 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
3697 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
3698 differences directly.
3699 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
3701 2019-04-09 Jakub Jelinek <jakub@redhat.com>
3703 PR translation/90011
3704 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
3706 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
3708 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
3709 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
3710 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
3711 trailing space from -gsplit-dwarf diagnostics.
3713 PR tree-optimization/89998
3714 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
3715 instead of integer_type_node if possible, don't add ranges if return
3716 type is not compatible with int.
3717 * gimple-fold.c (gimple_fold_builtin_sprintf,
3718 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
3721 2019-04-09 Martin Liska <mliska@suse.cz>
3723 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
3724 * doc/install.texi: Document the new config.
3726 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
3728 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
3729 use gimple_expr_type for load and store calls. Skip over the
3730 condition argument in a conditional internal function.
3731 Protect use of TREE_INT_CST_LOW.
3733 2019-04-09 Jakub Jelinek <jakub@redhat.com>
3736 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
3737 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
3738 trailing period from it too.
3740 2019-04-08 wu yuan <wuyuan5@huawei.com>
3742 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
3743 * config/aarch64/aarch64.md : Add "tsv110.md"
3744 * config/aarch64/tsv110.md: New file.
3746 2019-04-08 Richard Biener <rguenther@suse.de>
3748 PR tree-optimization/90006
3749 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
3752 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
3755 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
3757 (fma_root_node): Likewise.
3758 (func_fma_steering): Likewise.
3760 2019-04-08 Jakub Jelinek <jakub@redhat.com>
3762 PR rtl-optimization/89865
3763 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
3765 PR rtl-optimization/89865
3766 * config/i386/i386.md
3767 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
3768 numbers not to clash with the additional operands[4].
3769 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
3770 with extra register copy in the middle.
3772 2019-04-08 Martin Liska <mliska@suse.cz>
3774 PR gcov-profile/89961
3775 * doc/gcov.texi: Document data_file.
3776 * gcov.c (generate_results): Add data_info into JSON output.
3778 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
3780 PR tree-optimization/89725
3781 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
3782 loop's chrec as invariant symbol.
3783 * tree-chrec.h (chrec_contains_symbols): New parameter.
3784 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
3785 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
3786 function of loops not in DDR's loop_nest.
3787 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
3789 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
3792 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
3795 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
3798 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
3799 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
3801 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
3803 * sched-deps.c (sched_macro_fuse_insns): Check return value of
3804 targetm.fixed_condition_code_regs.
3806 2019-04-05 Richard Biener <rguenther@suse.de>
3810 * tree-cfgcleanup.c (remove_forwarder_block): Always move
3811 debug bind stmts but reset them if they are not valid at the
3814 2019-04-05 Martin Liska <mliska@suse.cz>
3816 PR translation/89936
3817 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
3818 order to wrap keywords or arguments.
3819 * collect2.c (main): Likewise.
3820 (scan_prog_file): Likewise.
3821 (scan_libraries): Likewise.
3822 * common/config/riscv/riscv-common.c
3823 (riscv_subset_list::parsing_subset_version): Likewise.
3824 (riscv_subset_list::parse_std_ext): Likewise.
3825 * config/aarch64/aarch64.c (aarch64_override_options_internal):
3827 * config/arm/arm.c (arm_option_override): Likewise.
3828 * config/cris/cris.c (cris_print_operand): Likewise.
3829 * config/darwin-c.c (darwin_pragma_options): Likewise.
3830 (darwin_pragma_unused): Likewise.
3831 (darwin_pragma_ms_struct): Likewise.
3832 * config/ft32/ft32.c (ft32_print_operand): Likewise.
3833 * config/i386/i386.c (print_reg): Likewise.
3834 (ix86_print_operand): Likewise.
3835 * config/i386/xm-djgpp.h: Likewise.
3836 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
3837 * config/m32c/m32c.c (m32c_option_override): Likewise.
3838 * config/msp430/msp430.c (msp430_option_override): Likewise.
3839 * config/nds32/nds32.c (nds32_option_override): Likewise.
3840 * config/nvptx/mkoffload.c (main): Likewise.
3841 * config/rx/rx.c (rx_print_operand): Likewise.
3842 (valid_psw_flag): Likewise.
3843 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
3844 (vms_pragma_nomember_alignment): Likewise.
3845 (vms_pragma_extern_model): Likewise.
3846 * lto-wrapper.c (compile_offload_image): Likewise.
3847 * omp-offload.c (oacc_parse_default_dims): Likewise.
3848 * symtab.c (symtab_node::verify_base): Likewise.
3849 * tlink.c (recompile_files): Likewise.
3850 (start_tweaking): Likewise.
3851 * tree-profile.c (parse_profile_filter): Likewise.
3853 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
3855 PR tree-optimization/89956
3856 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
3857 multiple negates of the same value.
3859 2019-04-04 Martin Sebor <msebor@redhat.com>
3863 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
3864 have the same precision since the function crashes otherwise.
3865 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
3866 has non-zero arguments.
3868 2019-04-04 Martin Sebor <msebor@redhat.com>
3871 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
3872 out if the number of arguments is less than expected.
3874 2019-04-04 Jeff Law <law@redhat.com>
3876 PR rtl-optimization/89399
3877 * ree.c (combine_set_extension): Use single_set rather than
3878 digging into PATTERN for items on the candidate list.
3879 (combine_reaching_defs): Likewise.
3881 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
3883 PR rtl-optimization/46590
3884 * loop-invariant.c (find_defs): Move df_remove_problem and
3885 df_process_deferred_rescans to move_invariants.
3886 Move df_live_add_problem and df_live_set_all_dirty calls
3888 (move_invariants): Likewise.
3889 (move_loop_invariants): Likewise, making the df_live calls
3890 conditional on -O. Remove the problem again if we added it
3893 2019-04-03 qing zhao <qing.zhao@oracle.com>
3895 PR tree-optimization/89730
3896 * ipa-inline.c (can_inline_edge_p): Delete the checking for
3897 -flive-patching=inline-only-static.
3898 (can_inline_edge_by_limits_p): Add the checking for
3899 -flive-patching=inline-only-static and grant always_inline
3900 even when -flive-patching=inline-only-static is specified.
3902 2019-04-03 Jeff Law <law@redhat.com>
3904 PR rtl-optimization/81025
3905 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
3907 2019-04-03 Richard Biener <rguenther@suse.de>
3909 PR tree-optimization/84101
3910 * tree-vect-stmts.c: Include explow.h for hard_function_value,
3911 regs.h for hard_regno_nregs.
3912 (cfun_returns): New helper.
3913 (vect_model_store_cost): When vectorizing a store to a decl
3914 we return and the function ABI returns in a multi-reg location
3915 account for the possible spilling that will happen.
3917 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
3919 * config/s390/s390.c (s390_legitimate_address_p): Reject long
3920 displacement addresses for vector mode operands.
3922 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
3924 * config/arc/arc.c (GMASK_LEN): Define.
3925 (arc_restore_callee_saves): Restore first blink when
3928 2019-04-03 Sudakshina Das <sudi.das@arm.com>
3930 * doc/extend.texi: Add deprecated comment on sign-return-address
3931 function attribute and add mbranch-protection.
3932 * doc/invoke.texi: Add bti to the options for mbranch-protection.
3934 2019-04-03 Richard Biener <rguenther@suse.de>
3937 * lto-wrapper.c (run_gcc): Avoid implicit rules making
3938 the all target phony.
3940 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
3944 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
3945 Return false for variable DImode shifts.
3946 (dimode_scalar_chain::compute_convert_gain): Do not handle
3947 register count operand in variable DImode shifts.
3948 (dimode_scalar_chain::make_vector_copies): Remove support to copy
3949 count argument of a variable shift instruction to a vector register.
3950 (dimode_scalar_chain::convert_reg): Remove support to convert
3951 count argument of a variable shift instruction.
3953 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
3955 PR rtl-optimization/84206
3956 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
3957 iterating over loop headers.
3959 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
3961 PR rtl-optimization/85876
3962 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
3963 beyond the original fence.
3965 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
3967 * config.gcc: Mark spu* targets as deprecated/obsolete.
3969 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3971 * config/s390/s390-builtin-types.def: New builtin function type
3972 definitions. Remove unused types.
3973 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
3974 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
3975 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
3976 overloaded builtins.
3977 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
3978 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
3979 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
3980 (vec_double, vec_signed, vec_unsigned): Define to use the new
3981 overloaded builtins.
3982 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
3985 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3987 * config/s390/s390-builtin-types.def: New builtin function type
3989 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
3990 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
3991 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
3992 (s390_vstrszh, s390_vstrszf): New low-level builtins.
3993 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
3994 constant definitions.
3995 * config/s390/vecintrin.h (vec_search_string_cc)
3996 (vec_search_string_until_zero_cc): New builtin name definitions.
3997 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
3999 ("vec_vstrs<mode>"): New insn definition.
4001 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4003 * config/s390/s390-builtin-types.def: Add new builtin function
4005 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
4006 New overloaded builtins.
4007 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
4009 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
4010 (UNSPEC_VEC_SLDBYTE): ... this.
4011 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
4012 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
4014 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
4015 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
4016 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
4018 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4020 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
4021 New insn definition.
4022 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
4023 * config/s390/vector.md (V_HW_HSD): ... here.
4025 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4027 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
4028 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
4029 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
4030 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
4031 New insn definitions.
4033 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4035 * config/s390/s390-builtin-types.def: Add new builtin function type.
4036 * config/s390/s390-builtins.def: Add overloaded builtin
4037 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
4038 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
4039 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
4040 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
4041 ("eltswap<mode>"): New expander.
4042 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
4045 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4047 * config/s390/s390-builtin-types.def: Add new builtin function types.
4048 * config/s390/s390-builtins.def: Add overloaded builtin
4049 s390_vec_revb. Add low-level builtins for vlbr and vstbr
4051 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
4052 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
4053 ("bswap<mode>"): New expander.
4054 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
4056 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4058 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
4059 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
4060 vector builtin version number in __VEC__.
4062 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4064 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
4066 (SFSI): New mode attribute.
4067 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
4068 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
4070 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
4071 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
4072 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
4073 ("floatsi<mode>2"): Add wcefb instruction.
4075 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4077 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
4078 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
4080 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
4081 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
4082 support 32 bit fp-int conversions. Rename to ...
4083 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4084 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4085 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
4086 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
4089 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4091 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
4092 if-then-else constructs if we can use the select instruction.
4093 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
4095 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4097 * config/s390/s390.md ("*popcountdi_arch13_cc")
4098 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
4100 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
4101 Append _z196 to make it ...
4102 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
4103 ("popcounthi2_z196"): ... this.
4104 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
4105 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
4107 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4109 * config/s390/s390.c (s390_canonicalize_comparison): Convert
4110 certain compares for arch13 in order to make use of the condition
4111 code result produced by the new instructions.
4112 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
4113 nxrk, and nxgrk instruction patterns.
4114 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
4115 (inv_no): Add new code iterator together with some attributes.
4116 ("*andc_split_<mode>"): Disable splitter for arch13.
4117 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
4118 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
4119 ("*<ANDOR:bitops_name>c<GPR:mode>")
4120 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
4121 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
4122 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
4123 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
4125 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4127 * common/config/s390/s390-common.c (processor_flags_table): New
4129 * config.gcc: Support arch13 with the --with-arch= configure flag.
4130 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4131 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
4132 * config/s390/s390.c (s390_get_sched_attrmask)
4133 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
4134 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
4135 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
4136 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
4137 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
4139 * config/s390/s390.opt: Support arch13 as processor type in
4140 command line options.
4142 2019-04-02 Martin Liska <mliska@suse.cz>
4144 PR translation/89912
4145 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
4146 Fix param description of graphite-max-arrays-per-scop.
4148 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
4150 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
4151 (ASAN_CC1_SPEC): Use it in 64-bit mode.
4152 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
4154 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4156 PR rtl-optimization/85412
4157 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
4158 sel_sched_region_1, not after.
4160 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4162 PR rtl-optimization/86928
4163 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
4164 compute_live if necessary.
4165 (sel_redirect_edge_and_branch): Likewise.
4167 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
4169 PR rtl-optimization/89865
4170 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
4171 register if it is a part of small class.
4173 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4175 PR rtl-optimization/87273
4176 * sel-sched-ir.c (merge_fences): Remove assert.
4178 2019-04-01 Richard Biener <rguenther@suse.de>
4180 PR tree-optimization/46590
4181 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
4182 (dom_walker::m_reachability): Add in place of...
4183 (dom_walker::m_skip_unreachable_blocks): ...this.
4184 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
4185 Move complex initialization ...
4186 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
4187 lazily and initialize edge flags on each invocation.
4188 (dom_walker::bb_reachable): Use m_reachability.
4190 2019-04-01 Martin Liska <mliska@suse.cz>
4193 * opt-suggestions.c (option_proposer::build_option_suggestions):
4194 Add variant without any argument in order to provide better
4197 2019-04-01 Richard Biener <rguenther@suse.de>
4200 * gimple.c: Include langhooks.h.
4201 (gimple_get_alias_set): Treat enumeral types as the underlying
4204 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
4205 Eric Botcazou <ebotcazou@adacore.com>
4207 PR rtl-optimization/89862
4208 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
4209 that operates on the full registers for WORD_REGISTER_OPERATIONS
4212 2019-03-29 Jim Wilson <jimw@sifive.com>
4214 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
4215 Clear MASK_RVC and then set if C subset supported.
4217 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4220 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
4221 non-addressable complit into its initializer if it is volatile.
4223 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
4225 * opts-common.c (integral_argument): Set errno properly in one case.
4227 2019-03-29 Martin Liska <mliska@suse.cz>
4229 * doc/invoke.texi: Remove -Wchkp from documentation.
4231 2019-03-29 Martin Liska <mliska@suse.cz>
4233 * dbgcnt.c (print_limit_reach): New function.
4236 2019-03-29 Martin Liska <mliska@suse.cz>
4238 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
4239 (dbg_cnt_process_opt): Parse first tokens aas
4240 dbg_cnt_process_single_pair is also using strtok.
4242 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4244 PR rtl-optimization/87485
4245 * function.c (expand_function_end): Move stack_protect_epilogue
4246 before loading of return value into hard register(s).
4248 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4251 * tree-inline.h (struct copy_body_data): Add
4252 dont_remap_vla_if_no_change flag.
4253 * tree-inline.c (remap_type_3, remap_type_2): New functions.
4254 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
4255 and remap_type_2 returns false.
4256 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
4257 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
4258 only from where it is copied to nested contexts.
4260 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4263 * config/i386/i386.md (RMW operation with LEA peephole):
4264 Use LEAMODE mode attribute instead of SWI mode iterator for
4267 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4270 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
4271 Also process XEXP (src, 0) of a shift insn.
4273 2019-03-28 David Malcolm <dmalcolm@redhat.com>
4276 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
4277 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
4279 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4281 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
4283 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
4284 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
4285 immediately after first one with df_analyze in between, but rather
4286 process all bbs, queueing ones that need second pass in a worklist,
4287 df_analyze, process queued debug insn changes and if second pass is
4288 needed, process bbs from worklist, df_analyze, process queued debug
4291 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
4292 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
4293 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
4295 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
4298 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
4301 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
4304 * config/i386/i386.c (ix86_function_value_1): Call the newly added
4305 function for 32-bit MS_ABI.
4306 (function_value_ms_32): New function.
4308 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
4310 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
4311 (movdi): Call gen_movdi_symbol_save_scc.
4312 (gen_movdi_symbol_save_scc): New insn and split.
4314 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
4316 PR rtl-optimization/89313
4317 * function.c (matching_constraint_num): New static function.
4318 (match_asm_constraints_1): Use it. Fixup white space and comment.
4319 Don't replace inputs with non-matching constraints which conflict
4320 with early clobber outputs.
4322 2019-03-27 Jeff Law <law@redhat.com>
4325 PR rtl-optimization/87761
4326 PR rtl-optimization/89826
4327 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
4329 (pass_cprop_hardreg::execute): Call df_analyze after adding the
4330 note problem to get REG_DEAD/REG_UNUSED notes updated.
4332 2019-03-27 Richard Biener <rguenther@suse.de>
4334 PR tree-optimization/89463
4335 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
4336 queue edges to remove.
4337 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
4338 dead stmts. Delay edge removal until PHIs are removed to
4339 make debug-stmt creation not confused by seemingly degenerate
4342 2019-03-27 Alan Modra <amodra@gmail.com>
4344 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
4346 * config/rs6000/darwin.h: Likewise.
4347 * config/rs6000/rs6000.c: Likewise.
4349 2019-03-27 Alan Modra <amodra@gmail.com>
4351 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
4352 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
4354 2019-03-26 Andrew Waterman <andrew@sifive.com>
4355 Jim Wilson <jimw@sifive.com>
4357 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
4358 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
4359 (generic_idivdi, generic_fmul_single, generic_fmul_double)
4360 (generic_fdiv, generic_fsqrt): Add check for generic tune.
4361 (generic_alu): Add auipc to type list.
4362 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
4363 (riscv_microarchitecture): Declare.
4364 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
4365 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
4367 (riscv_microarchitecture): New.
4368 (sifive_7_tune_info): New.
4369 (riscv_cpu_info_table): Add microarchitecture value for rocket and
4370 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
4372 (riscv_store_data_bypass_p): New.
4373 (riscv_option_override): Set riscv_microarchitecture from
4374 cpu->microarchitecture.
4375 * config/riscv/riscv.md: Include sifive-7.md.
4378 (auipc<mode>): Change type to auipc.
4379 (restore_stack_nonlocal): New.
4380 * config/riscv/sifive-7.md: New.
4381 * doc/invoke.texi (RISC-V Options): Update mtune docs.
4383 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
4386 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
4387 Also process XEXP (src, 0) of a shift insn.
4389 2019-03-26 Richard Biener <rguenther@suse.de>
4391 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
4392 (copy_debug_stmt): Likewise.
4393 (expand_call_inline): Likewise.
4394 (copy_bb): Avoid redundant lookup & set of gimple_block.
4395 * gimple-low.c (lower_gimple_return): Likewise.
4396 (lower_builtin_setjmp): Likewise.
4398 2019-03-26 Jakub Jelinek <jakub@redhat.com>
4400 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
4401 is constant 0, turn into static const data member initialized to false.
4402 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
4403 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
4405 2019-03-26 Jason Merrill <jason@redhat.com>
4406 Jakub Jelinek <jakub@redhat.com>
4408 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
4410 (mem_alloc_description::release_object_overhead): Fix comment typos.
4411 * hash-table.h (hash_table::~hash_table): Call
4412 release_instance_overhead only if m_entries is non-NULL, otherwise
4413 call unregister_descriptor.
4415 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
4417 PR tree-optimization/81740
4418 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4419 In case of outer loop vectorization, check for backward dependence
4420 at the inner loop if outer loop dependence is reversed.
4422 2019-03-26 Alan Modra <amodra@gmail.com>
4424 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
4425 rs6000_vector_mem init. Correct wI and wJ comment.
4427 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
4429 PR rtl-optimization/88347
4430 PR rtl-optimization/88423
4431 * sched-deps.c (sched_analyze_insn): Take into account that for
4432 tablejumps the barrier appears after a label and a jump_table_data.
4434 2019-03-25 Martin Sebor <msebor@redhat.com>
4437 * c-common.c (check_user_alignment): Rename local. Correct maximum
4438 alignment in diagnostic. Avoid assuming argument fits in SHWI,
4439 convert it to UHWI when it fits.
4441 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
4444 * dwarf2out.c (premark_used_variables): New function.
4445 (prune_unused_types_walk): Do not mark not premarked external
4447 (prune_unused_types): Call premark_used_variables.
4449 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
4451 PR rtl-optimization/89676
4452 * lra-constraints.c (curr_insn_transform): Do match reload for
4453 early clobbers when the match was successful only for different
4456 2019-03-25 Martin Sebor <msebor@redhat.com>
4458 * doc/extend.texi (Common Type Attributes): Document vector_size.
4459 (Common Variable Attributes): Mention size constraint. Correct
4461 (Vector Extensions): Use @dfn when defining bas type. Clarify
4462 base type and size constraints.
4464 2019-03-25 Richard Biener <rguenther@suse.de>
4466 PR tree-optimization/89789
4467 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
4468 changes from non-undefined back to undefined.
4470 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
4472 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
4473 heap string and a gc string, but since this variable is unknown to
4474 ggc the gc string might get reused and corrupted. Fixed by always
4475 using a heap string.
4477 2019-03-25 Richard Biener <rguenther@suse.de>
4479 PR tree-optimization/89779
4480 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
4481 to remove IV defs, delay actual removal.
4482 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
4483 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
4484 very end, properly also reset loop control IV information.
4486 2019-03-25 Richard Biener <rguenther@suse.de>
4488 PR tree-optimization/89802
4489 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
4490 move EH data to folded stmt.
4492 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
4494 * config/s390/s390-builtin-types.def: Remove few unused types and
4495 fix sort order for others.
4497 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
4499 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
4500 expected and found types with -mdebug during builtin matching.
4502 2019-03-25 Richard Biener <rguenther@suse.de>
4505 * fold-const.c (operand_equal_p): Revert last change with
4508 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
4510 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
4511 notes for the result of the __tls_get_addr calls.
4512 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
4514 2019-03-24 Jeff Law <law@redhat.com>
4516 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
4518 PR rtl-optimization/87761
4519 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
4520 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
4522 (pass_cprop_hardreg::execute): Add df note problem and defer insn
4523 rescans. Reprocess blocks as needed, calling df_analyze before
4524 reprocessing. Always call df_analyze before fixing up debug bind
4527 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
4529 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
4532 2019-03-22 Andrew Pinski <apinski@marvell.com>
4534 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
4535 attrribute for uxtw.
4537 2019-03-26 Jeff Law <law@redhat.com>
4539 PR rtl-optimization/87761
4540 * config/mips/mips-protos.h (mips_split_move): Add new argument.
4541 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
4542 (mips_split_move): Accept new INSN argument. Try to forward SRC
4543 into the next instruction.
4544 (mips_split_move_insn): Pass INSN through to mips_split_move.
4546 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
4548 PR rtl-optimization/89676
4549 * lra-constraints.c (curr_insn_transform): Do match reload for
4550 early clobbers even if the match was successful.
4552 2019-03-22 Jakub Jelinek <jakub@redhat.com>
4555 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
4557 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
4559 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
4561 2019-03-22 Jakub Jelinek <jakub@redhat.com>
4563 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
4564 <avx512>_fmsub_<mode>_mask3<round_name>,
4565 <avx512>_fnmadd_<mode>_mask3<round_name>,
4566 <avx512>_fnmsub_<mode>_mask3<round_name>,
4567 avx512f_vmfmadd_<mode>_mask3<round_name>,
4568 avx512f_vmfmsub_<mode>_mask3<round_name>,
4569 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
4570 instead of register_operand and %v instead of v for match_operand 1.
4571 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
4572 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
4573 <round_nimm_predicate> instead of register_operand and %v instead of v
4574 for match_operand 1.
4576 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
4577 <avx512>_fmadd_<mode>_mask3<round_name>,
4578 <avx512>_fmsub_<mode>_mask<round_name>,
4579 <avx512>_fmsub_<mode>_mask3<round_name>,
4580 <avx512>_fnmadd_<mode>_mask<round_name>,
4581 <avx512>_fnmadd_<mode>_mask3<round_name>,
4582 <avx512>_fnmsub_<mode>_mask<round_name>,
4583 <avx512>_fnmsub_<mode>_mask3<round_name>,
4584 <avx512>_fmaddsub_<mode>_mask<round_name>,
4585 <avx512>_fmaddsub_<mode>_mask3<round_name>,
4586 <avx512>_fmsubadd_<mode>_mask<round_name>,
4587 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
4588 <round_nimm_predicate> instead of nonimmediate_operand.
4589 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
4590 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
4591 Use register_operand instead of <round_nimm_predicate> for the
4592 operand that needs to match output.
4593 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
4594 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
4595 Likewise. Formatting fixes.
4598 * config/i386/i386.c (enum ix86_builtins): Remove
4599 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
4600 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
4601 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
4602 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
4603 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
4604 __builtin_ia32_vfmsubss3_mask3): New builtins.
4605 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
4606 avx512f_vmfmadd_<mode>_mask3<round_name>,
4607 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
4608 *avx512f_vmfmsub_<mode>_mask<round_name>,
4609 avx512f_vmfmsub_<mode>_mask3<round_name>,
4610 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
4611 *avx512f_vmfnmadd_<mode>_mask<round_name>,
4612 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
4613 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
4614 *avx512f_vmfnmsub_<mode>_mask<round_name>,
4615 avx512f_vmfnmsub_<mode>_mask3<round_name>,
4616 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
4617 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
4618 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
4619 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
4620 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
4621 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
4622 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
4623 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
4624 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
4625 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
4626 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
4627 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
4628 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
4629 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
4630 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
4631 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
4632 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
4633 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
4634 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
4635 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
4636 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
4637 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
4639 2019-03-21 Martin Sebor <msebor@redhat.com>
4641 PR tree-optimization/89350
4642 * builtins.c (compute_objsize): Also ignore offsets whose upper
4644 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
4645 (builtin_memref::builtin_memref): Initialize new member.
4646 Allow EXPR to be null.
4647 (builtin_memref::extend_offset_range): Replace local with a member.
4648 Avoid assuming pointer offsets are unsigned.
4649 (builtin_memref::set_base_and_offset): Determine base object
4650 before computing offset range.
4651 (builtin_access::builtin_access): Handle memset.
4652 (builtin_access::generic_overlap): Replace local with a member.
4653 (builtin_access::strcat_overlap): Same.
4654 (builtin_access::overlap): Same.
4655 (maybe_diag_overlap): Same.
4656 (maybe_diag_access_bounds): Same.
4657 (wrestrict_dom_walker::check_call): Handle memset.
4658 (check_bounds_or_overlap): Same.
4660 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
4661 Jakub Jelinek <jakub@redhat.com>
4664 * tree.c (fld_type_variant, fld_incomplete_type_of,
4665 fld_process_array_type): Call fld->pset.add and don't call
4666 add_tree_to_fld_list if it returns true.
4667 (free_lang_data_in_type): Similarly with self-recursive call. Purge
4668 non-marked types from TYPE_NEXT_VARIANT list.
4669 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
4671 2019-03-21 Jakub Jelinek <jakub@redhat.com>
4673 * hash-table.h (hash_table): Add Lazy template parameter defaulted
4674 to false, if true, don't alloc_entries during construction, but defer
4675 it to the first method that needs m_entries allocated.
4676 (hash_table::hash_table, hash_table::~hash_table,
4677 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
4678 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
4679 hash_table::clear_slot, hash_table::traverse_noresize,
4680 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
4681 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
4683 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
4684 NO_INSERT instead of find_with_hash.
4685 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
4686 hash_set::m_table): Add Lazy to template params of hash_table.
4687 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
4688 * attribs.c (test_attribute_exclusions): Likewise.
4689 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
4690 hash_set. Add tests for hash_set with Lazy = true.
4692 2019-03-21 Richard Biener <rguenther@suse.de>
4694 PR tree-optimization/89779
4695 * tree.c (tree_nop_conversion): Consolidate and fix defensive
4696 checks with respect to released SSA names now having error_mark_node
4698 * fold-const.c (operand_equal_p): Likewise.
4700 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
4703 * config/s390/s390.c (global_not_special_regno_p): Move to make it
4705 (s390_optimize_register_info): Use global_not_special_regno_p to
4706 check for global regs.
4708 2019-03-20 Jakub Jelinek <jakub@redhat.com>
4711 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
4712 update this_alternative nor this_alternative_set.
4714 2019-03-19 Jim Wilson <jimw@sifive.com>
4717 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
4718 align, size, offset. Use them to handle a BLKmode reference. Update
4720 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
4722 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4724 PR rtl-optimization/89768
4725 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
4727 (unroll_loop_runtime_iterations): Likewise.
4729 2019-03-19 Martin Sebor <msebor@redhat.com>
4731 PR tree-optimization/89644
4732 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
4733 rather than endptr as an indicator of nul-termination.
4735 PR tree-optimization/89644
4736 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
4737 arrays in determining sequence sizes in strncpy and stpncpy.
4739 2019-03-19 Martin Liska <mliska@suse.cz>
4742 * predict.c (combine_predictions_for_bb): Empty likely_edges and
4743 unlikely_edges if there's an edge that belongs to both these sets.
4745 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
4748 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
4749 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
4750 go via a stack temporary.
4752 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4755 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
4756 instead of gen_rtx_SUBREG.
4757 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
4759 2019-03-19 Richard Biener <rguenther@suse.de>
4762 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
4764 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
4768 * tree.c (free_lang_data_in_decl): Do not free context of C++
4771 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4774 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
4775 subs for the first alternative except when operands[3] is 1.
4778 * gimplify.c (gimplify_asm_expr): For output argument with
4779 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
4782 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
4784 PR rtl-optimization/89753
4785 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
4786 explicit unrolling factor even more robust.
4788 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4791 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
4792 compensation use x2 += 1 instead of x2 -= -1 and when honoring
4793 signed zeros, do another copysign after the compensation.
4795 2019-03-18 Martin Sebor <msebor@redhat.com>
4797 PR tree-optimization/89720
4798 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
4799 more conservatively, the same as anti-range.
4801 2019-03-18 Richard Biener <rguenther@suse.de>
4804 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
4805 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
4806 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
4807 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
4809 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
4811 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
4812 Extend queue to 1024 entries.
4813 Add "consumed" field.
4814 (gomp_print_output): Remove print_index parameter.
4815 Add final parameter.
4816 Change limit to unsigned.
4817 Use consumed field to implement circular buffer.
4818 Detect interrupted print in final pass.
4819 Flush output at the end.
4820 (run): Update gomp_print_output usage.
4821 (main): Initialize kernargs->output_data.consumed.
4823 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
4825 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
4826 calculation of the minimum number of scalar iterations for
4827 fully-predicated loops.
4829 2019-03-18 Martin Jambor <mjambor@suse.cz>
4831 PR tree-optimization/89546
4832 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
4833 any propagation to its children took place.
4835 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
4838 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
4839 parameter, and make use of it.
4840 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
4842 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4844 * config/arc/arc.opt (mcode-density-frame): Get the inital value
4845 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
4846 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
4847 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
4848 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
4849 match what the ops is doing.
4850 (push_multi_fp_blink): Likewise.
4851 * config/arc/arc.c (arc_override_options): Enable enter/leave when
4852 compiling for size and elf target.
4853 (arc_save_callee_enter): Adjust note to match what enter/leave
4856 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4858 * config/arc/arc.md (tst_movb): Fix constraint.
4860 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4862 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
4864 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4866 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
4867 * config/arc/arc.c (arc_conditional_register_usage): Remove all
4868 reg_alloc_order references.
4869 (size_alloc_order): Define.
4870 (arc_adjust_reg_alloc_order): New function.
4871 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
4873 (ADJUST_REG_ALLOC_ORDER): Define.
4874 (HONOR_REG_ALLOC_ORDER): Likewise.
4876 2019-03-18 Richard Biener <rguenther@suse.de>
4879 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
4880 loads and stores a bit more.
4882 2019-03-18 Richard Biener <rguenther@suse.de>
4885 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
4886 load pessimization to stores as well.
4888 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
4891 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
4892 successor, use NULL as its av set.
4894 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
4896 PR rtl-optimization/89721
4897 * lra-constraints (invariant_p): Return false if side_effects_p holds.
4899 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
4902 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4903 When handling vec_extract, use modular arithmetic to allow
4904 constant selectors greater than vector length.
4905 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
4906 V1TImode vectors to have constant selector values greater than 0.
4907 Use modular arithmetic to compute vector index.
4908 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
4909 index for in-memory vectors. Correct code generation for
4910 in-register vectors.
4911 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
4914 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
4918 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
4921 2019-03-15 Jakub Jelinek <jakub@redhat.com>
4924 * tree.c (inchash::add_expr): Strip any location wrappers.
4925 * fold-const.c (operand_equal_p): Move stripping of location wrapper
4926 after hash verification.
4929 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
4930 SIGN_EXTEND and ZERO_EXTEND.
4932 2019-03-14 Jason Merrill <jason@redhat.com>
4933 Jakub Jelinek <jakub@redhat.com>
4935 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
4936 than if is_empty (*slot).
4937 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
4938 existing elt and for elt removal.
4939 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
4940 of already removed elt.
4942 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
4945 * config/i386/i386.c (remove_partial_avx_dependency): Handle
4948 2019-03-14 Martin Liska <mliska@suse.cz>
4951 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
4953 2019-03-14 Richard Biener <rguenther@suse.de>
4956 * config/i386/i386.c (make_resolver_func): Properly set
4957 DECL_CONTEXT on the RESULT_DECL.
4958 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
4960 2019-03-14 Richard Biener <rguenther@suse.de>
4962 * gimple-pretty-print.c: Include cfgloop.h.
4963 (dump_gimple_phi): Adjust.
4964 (dump_gimple_bb_header): Dump loop header for GIMPLE.
4965 (pp_cfg_jump): Adjust.
4966 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
4967 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
4968 (lower_phi_internal_fn): Remove.
4969 (verify_gimple_call): Remove IFN_PHI special-casing.
4970 (dump_function_to_file): Dump IL state.
4971 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
4972 done to deal with PHI nodes being present in non-SSA state.
4974 2019-03-14 Jakub Jelinek <jakub@redhat.com>
4977 * multiple_target.c (create_dispatcher_calls): Change
4978 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
4979 In the node->iterate_referring loop, push *ref rather than ref, call
4980 ref->remove_reference () and always pass 0 to iterate_referring.
4982 PR rtl-optimization/89679
4983 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
4984 would contain a paradoxical SUBREG.
4986 2019-03-14 Richard Biener <rguenther@suse.de>
4988 PR tree-optimization/89710
4989 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
4992 2019-03-14 Martin Liska <mliska@suse.cz>
4994 * coverage.c (coverage_begin_function): Stream also
4996 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
4997 documentation about function declaration location.
4998 * gcov-dump.c (tag_function): Print whole range
4999 of function declaration.
5000 * gcov.c (struct function_info): Add end_column field.
5001 (function_info::function_info): Initialize it.
5002 (output_json_intermediate_file): Output {start,end}_column
5004 (read_graph_file): Read end_column.
5006 2019-03-14 Richard Biener <rguenther@suse.de>
5009 * fold-const.c (operand_equal_p): For INDIRECT_REF check
5010 that the access types are similar.
5012 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5014 PR tree-optimization/89703
5015 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
5016 aren't compatible also with builtin_decl_explicit. Check pure
5017 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
5018 and BUILT_IN_STPNCPY{,_CHK}.
5020 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
5023 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
5024 addr32 prefix to VSIB address for X32.
5025 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
5027 (*avx512pf_gatherpf<mode>df_mask): Likewise.
5028 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
5029 (*avx512pf_scatterpf<mode>df_mask): Likewise.
5030 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
5031 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
5032 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
5033 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
5034 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
5035 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
5036 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
5037 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
5038 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
5039 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
5040 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
5041 (*avx512f_scatterdi<mode>): Likewise.
5043 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
5046 * lra-constraints.c (inherit_in_ebb): Update
5047 potential_reload_hard_regs along with live_hard_regs.
5049 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5052 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
5054 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
5056 2019-03-13 Martin Sebor <msebor@redhat.com>
5058 PR tree-optimization/89662
5059 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
5062 2019-03-13 Richard Biener <rguenther@suse.de>
5065 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
5066 throw FP expressions at tree-affine.
5068 2019-03-14 Richard Biener <rguenther@suse.de>
5070 * tree-pretty-print.c (dump_generic_node): For -gimple properly
5071 dump negative integer constants using _Literal (type) -num.
5073 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5075 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
5076 nonlocal_value member.
5079 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
5080 (ipa_simd_modify_function_body): Handle PHIs.
5082 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5084 * config/s390/s390.c (s390_option_override_internal): Use more
5085 aggressive inlining parameters.
5087 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5089 * config/s390/3906.md: New file.
5090 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5091 (LONGRUNNING_THRESHOLD): Remove.
5092 (MAX_SCHED_MIX_SCORE): Decrease.
5093 (MAX_SCHED_MIX_DISTANCE): Decrease.
5094 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
5095 (struct s390_sched_state): New struct to hold scheduling state.
5096 (S390_SCHED_STATE_NORMAL): Remove.
5097 (S390_SCHED_STATE_CRACKED): Remove.
5098 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
5099 (s390_get_sched_attrmask): Use new attribute.
5100 (s390_get_unit_mask): Use new units.
5101 (s390_is_fpd): New function.
5102 (s390_is_fxd): New function.
5103 (s390_is_longrunning): New function.
5104 (s390_sched_score): Use new functions.
5105 (s390_sched_reorder): Likewise.
5106 (s390_sched_variable_issue): Rework and use new functions.
5107 (s390_sched_init): Use new functions.
5108 * config/s390/s390.h (s390_tune_attr): Add z14.
5109 * config/s390/s390.md: Add z14.
5111 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5113 * config/s390/2964.md: Update pipeline description.
5114 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5115 (LONGRUNNING_THRESHOLD): Remove.
5116 (LATENCY_FACTOR): Remove.
5117 (s390_get_unit_mask): Add unit.
5118 (s390_sched_score): Use fxd/fpd.
5119 (s390_sched_variable_issue): Use fxd/fpd.
5121 2019-03-12 Martin Liska <mliska@suse.cz>
5123 * config/i386/i386.c: Reword an error message.
5125 2019-03-12 Martin Jambor <mjambor@suse.cz>
5127 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
5128 terminate with newline.
5130 2019-03-12 Jakub Jelinek <jakub@redhat.com>
5133 * config/s390/s390.md (tabort): Use %wd instead of
5134 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
5135 letters and periods.
5136 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
5137 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
5141 * builtins.c (expand_builtin_int_roundingfn,
5142 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
5143 gcc_unreachable if validate_arglist fails.
5145 2019-03-12 Richard Biener <rguenther@suse.de>
5147 PR tree-optimization/89664
5148 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
5149 free the occurance tree after the early out.
5151 2019-03-11 Jakub Jelinek <jakub@redhat.com>
5155 * vr-values.c (vr_values::update_value_range): If
5156 old_vr->varying_p (), don't update it, make new_vr also VARYING
5159 2019-03-11 Martin Liska <mliska@suse.cz>
5161 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5162 Fix double string quoting.
5164 2019-03-11 Martin Liska <mliska@suse.cz>
5166 * collect-utils.c (collect_wait): Wrap apostrophes
5167 in gcc internal format with %'.
5168 * collect2.c (main): Likewise.
5169 (scan_prog_file): Likewise.
5170 (scan_libraries): Likewise.
5171 * config/i386/i386.c (ix86_expand_call): Likewise.
5172 (ix86_handle_interrupt_attribute): Likewise.
5173 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
5174 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
5175 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
5176 * lto-wrapper.c (find_crtoffloadtable): Likewise.
5177 * symtab.c (symtab_node::verify_base): Likewise.
5178 * tree-cfg.c (verify_gimple_label): Likewise.
5179 * tree.c (verify_type_variant): Likewise.
5181 2019-03-11 Martin Liska <mliska@suse.cz>
5183 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
5184 in a string format message and fix GNU coding style.
5185 (expand_builtin_set_thread_pointer): Likewise.
5186 * common/config/aarch64/aarch64-common.c
5187 (aarch64_rewrite_selected_cpu): Likewise.
5188 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
5189 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
5190 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
5191 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
5192 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
5193 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
5194 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
5195 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
5196 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
5197 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
5199 * common/config/riscv/riscv-common.c
5200 (riscv_subset_list::parsing_subset_version): Likewise.
5201 (riscv_subset_list::parse_std_ext): Likewise.
5202 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
5203 (riscv_subset_list::parse): Likewise.
5204 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
5205 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
5206 (aarch64_override_options_internal): Likewise.
5207 (aarch64_validate_mcpu): Likewise.
5208 (aarch64_validate_march): Likewise.
5209 (aarch64_validate_mtune): Likewise.
5210 (aarch64_override_options): Likewise.
5211 * config/alpha/alpha.c (alpha_option_override): Likewise.
5212 * config/arc/arc.c (arc_init): Likewise.
5213 (parse_mrgf_banked_regs_option): Likewise.
5214 (arc_override_options): Likewise.
5215 (arc_expand_builtin_aligned): Likewise.
5216 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
5217 (arm_expand_builtin): Likewise.
5218 * config/arm/arm.c (arm_option_check_internal): Likewise.
5219 (arm_configure_build_target): Likewise.
5220 (arm_option_override): Likewise.
5221 (arm_options_perform_arch_sanity_checks): Likewise.
5222 (arm_handle_cmse_nonsecure_entry): Likewise.
5223 (arm_handle_cmse_nonsecure_call): Likewise.
5224 (arm_tls_referenced_p): Likewise.
5225 (thumb1_expand_prologue): Likewise.
5226 * config/avr/avr.c (avr_option_override): Likewise.
5227 * config/bfin/bfin.c (bfin_option_override): Likewise.
5228 * config/c6x/c6x.c (c6x_option_override): Likewise.
5229 * config/cr16/cr16.c (cr16_override_options): Likewise.
5230 * config/cris/cris.c (cris_option_override): Likewise.
5231 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
5232 * config/darwin-c.c (macosx_version_as_macro): Likewise.
5233 * config/darwin.c (darwin_override_options): Likewise.
5234 * config/frv/frv.c (frv_expand_builtin): Likewise.
5235 * config/h8300/h8300.c (h8300_option_override): Likewise.
5236 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
5237 (ix86_option_override_internal): Likewise.
5238 (warn_once_call_ms2sysv_xlogues): Likewise.
5239 (ix86_expand_prologue): Likewise.
5240 (split_stack_prologue_scratch_regno): Likewise.
5241 (ix86_warn_parameter_passing_abi): Likewise.
5242 * config/ia64/ia64.c (fix_range): Likewise.
5243 * config/m68k/m68k.c (m68k_option_override): Likewise.
5244 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
5245 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
5246 (mips_set_compression_mode): Likewise.
5247 * config/mmix/mmix.c (mmix_option_override): Likewise.
5248 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
5249 * config/msp430/msp430.c (msp430_option_override): Likewise.
5250 * config/nds32/nds32.c (nds32_option_override): Likewise.
5251 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
5252 (nios2_option_override): Likewise.
5253 (nios2_expand_custom_builtin): Likewise.
5254 * config/nvptx/mkoffload.c (main): Likewise.
5255 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
5256 * config/pa/pa.c (fix_range): Likewise.
5257 (pa_option_override): Likewise.
5258 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
5259 (riscv_option_override): Likewise.
5260 * config/rl78/rl78.c (rl78_option_override): Likewise.
5261 * config/rs6000/aix61.h: Likewise.
5262 * config/rs6000/aix71.h: Likewise.
5263 * config/rs6000/aix72.h: Likewise.
5264 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
5265 * config/rs6000/freebsd64.h: Likewise.
5266 * config/rs6000/linux64.h: Likewise.
5267 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
5268 (rs6000_expand_zeroop_builtin): Likewise.
5269 (rs6000_expand_mtfsb_builtin): Likewise.
5270 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
5271 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
5272 (rs6000_invalid_builtin): Likewise.
5273 (rs6000_expand_split_stack_prologue): Likewise.
5274 * config/rs6000/rtems.h: Likewise.
5275 * config/rx/rx.c (valid_psw_flag): Likewise.
5276 (rx_expand_builtin): Likewise.
5277 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
5278 * config/s390/s390.c (s390_expand_builtin): Likewise.
5279 (s390_function_profiler): Likewise.
5280 (s390_option_override_internal): Likewise.
5281 (s390_option_override): Likewise.
5282 * config/sh/sh.c (sh_option_override): Likewise.
5283 (sh_builtin_saveregs): Likewise.
5284 (sh_fix_range): Likewise.
5285 * config/sh/vxworks.h: Likewise.
5286 * config/sparc/sparc.c (sparc_option_override): Likewise.
5287 * config/spu/spu.c (spu_option_override): Likewise.
5288 (fix_range): Likewise.
5289 * config/visium/visium.c (visium_option_override): Likewise.
5290 (visium_handle_interrupt_attr): Likewise.
5291 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
5292 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
5293 (dbg_cnt_process_opt): Likewise.
5294 * dwarf2out.c (output_dwarf_version): Likewise.
5295 * except.c (expand_eh_return): Likewise.
5296 * gcc.c (defined): Likewise.
5297 (driver_handle_option): Likewise.
5298 (process_command): Likewise.
5299 (compare_files): Likewise.
5300 (driver::prepare_infiles): Likewise.
5301 (driver::do_spec_on_infiles): Likewise.
5302 (driver::maybe_run_linker): Likewise.
5303 * omp-offload.c (oacc_parse_default_dims): Likewise.
5304 * opts-global.c (handle_common_deferred_options): Likewise.
5305 * opts.c (parse_sanitizer_options): Likewise.
5306 (common_handle_option): Likewise.
5307 (enable_warning_as_error): Likewise.
5308 * passes.c (enable_disable_pass): Likewise.
5309 * plugin.c (parse_plugin_arg_opt): Likewise.
5310 (default_plugin_dir_name): Likewise.
5311 * targhooks.c (default_expand_builtin_saveregs): Likewise.
5312 (default_pch_valid_p): Likewise.
5313 * toplev.c (init_asm_output): Likewise.
5314 (process_options): Likewise.
5315 (toplev::run_self_tests): Likewise.
5316 * tree-cfg.c (verify_gimple_call): Likewise.
5317 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
5318 (tree_inlinable_function_p): Likewise.
5319 * var-tracking.c (vt_find_locations): Likewise.
5321 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
5323 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
5324 only on the else branch.
5326 2019-03-11 Martin Liska <mliska@suse.cz>
5328 * gcov.c (output_intermediate_json_line): Print function
5330 (output_json_intermediate_file): Add new argument.
5331 * doc/gcov.texi: Document the change.
5333 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
5335 PR rtl-optimization/89588
5336 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5337 explicit unrolling factor more robust.
5339 2019-03-11 Richard Biener <rguenther@suse.de>
5341 PR tree-optimization/89649
5342 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
5343 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
5344 on the prolog and epilog loops.
5345 (vect_loop_versioning): Return copy of loop.
5346 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
5347 on the non-vectorized version of the loop.
5349 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
5352 * config/i386/sse.md (*vec_extractv2di_0_sse):
5353 Add (=r,x) alternative and corresponding splitter.
5355 2019-03-10 Martin Jambor <mjambor@suse.cz>
5357 PR tree-optimization/85762
5358 PR tree-optimization/87008
5359 PR tree-optimization/85459
5360 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
5361 it points to if there is a type changing MEM_REF. Adjust all callers.
5362 (build_accesses_from_assign): Disable total scalarization if
5363 contains_vce_or_bfcref_p returns true through the new parameter, for
5366 2019-03-09 Jakub Jelinek <jakub@redhat.com>
5369 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
5370 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
5373 * common.opt (fdiagnostics-show-labels,
5374 fdiagnostics-show-line-numbers, fdiagnostics-format=,
5375 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
5376 gas-locview-support, ginline-points, ginternal-reset-location-views):
5377 Terminate description text with a dot.
5378 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
5379 * config/mcore/mcore.opt (m210, m340): Likewise.
5380 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
5381 mnops=): Start description text with a capital letter.
5382 * config/arc/arc.opt (msize-level=): Likewise.
5383 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
5384 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
5386 * config/ft32/ft32.opt (msim): Likewise.
5387 (mft32b, mcompress): Likewise. Terminate description text with a dot.
5388 (mnodiv, mnopm): Terminate description text with a dot.
5389 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
5391 * config/i386/i386.opt (prefer_vector_width, instrument_return):
5393 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
5396 PR rtl-optimization/89634
5397 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
5398 are modified in BB_END (e->src) instruction.
5400 2019-03-08 David Malcolm <dmalcolm@redhat.com>
5403 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
5404 messages more amenable to translation, and improve wording.
5406 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
5408 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
5409 ud- and du-chains between phases.
5411 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
5414 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
5415 instead of POLY_INT_CST.
5417 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
5419 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
5422 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
5427 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
5428 (_mm_storeu_si64): Ditto.
5430 2019-03-08 Martin Liska <mliska@suse.cz>
5433 * config/i386/i386.c (ix86_option_override_internal): Disable
5434 jump tables when retpolines are used.
5436 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
5439 * ipa-split.c (execute_split_functions): Do not split
5440 'noinline' or 'section' function.
5442 2019-03-08 Jakub Jelinek <jakub@redhat.com>
5445 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
5446 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
5447 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
5450 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
5451 from diagnostics. Formatting fixes.
5454 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
5455 warn_odr diagnostics.
5458 * lra-constraints.c (process_alt_operands): Avoid one space before
5459 " at the end of line and another after " on another line in a string
5461 * attribs.c (handle_dll_attribute): Likewise.
5462 * config/avr/avr-devices.c (avr_texinfo): Likewise.
5464 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
5465 warning_at or inform messages in G_() if there is no ?:.
5467 PR tree-optimization/89550
5468 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
5469 returned true. Formatting fixes.
5470 (expand_builtin_strnlen): Formatting fixes.
5471 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
5472 if warning_at returned true.
5473 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
5475 2019-03-08 Richard Biener <rguenther@suse.de>
5478 * cfgloop.h (struct loop): Add owned_clique field.
5479 * cfgloopmanip.c (copy_loop_info): Copy it.
5480 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
5482 * tree-inline.c (copy_loops): Remap owned_clique.
5483 * lto-streamer-in.c (input_cfg): Stream owned_clique.
5484 * lto-streamer-out.c (output_cfg): Likewise.
5486 2019-03-08 Jakub Jelinek <jakub@redhat.com>
5489 * config/darwin.c: Include intl.h.
5490 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
5491 composing the message out of two separate parts.
5493 2019-03-07 Jakub Jelinek <jakub@redhat.com>
5496 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
5497 doesn't start with a capital letter and doesn't end with a dot.
5498 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
5499 with a capital letter.
5500 (ix86_mangle_function_version_assembler_name): Likewise.
5501 (ix86_generate_version_dispatcher_body): Likewise.
5502 (fold_builtin_cpu): Likewise.
5503 (get_builtin_code_for_version): Likewise. Remove extraneous space.
5504 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
5505 translators, wrap full type name in %qs.
5507 PR translation/79999
5508 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
5509 depend clause with source (or sink) modifier.
5510 * omp-expand.c (expand_omp_ordered_sink): Likewise.
5513 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
5514 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
5515 (avx512f_load<mode>_mask): New define_expand.
5516 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
5517 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
5518 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
5519 __builtin_ia32_movess_mask): New builtins.
5520 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
5521 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
5522 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
5523 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
5525 2019-03-07 Martin Jambor <mjambor@suse.cz>
5528 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
5529 for extern inline functions.
5531 2019-03-07 Martin Jambor <mjambor@suse.cz>
5534 * cgraph.h (cgraph_node): New inline method former_thunk_p.
5535 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
5536 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
5537 have multiple callees. At the end check if declarations match as
5538 opposed to cgraph_nodes.
5540 2019-03-07 Martin Liska <mliska@suse.cz>
5542 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
5543 which is equivalent to searching for this in clones chain.
5544 * symtab.c (symtab_node::verify_base): Similarly compare ASM
5545 names with a neighbour and special case first node in a chain.
5547 2019-01-25 Jason Merrill <jason@redhat.com>
5549 PR c++/80916 - spurious "static but not defined" warning.
5550 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
5551 for an internal symbol with DECL_EXTERNAL.
5553 2019-04-07 Richard Biener <rguenther@suse.de>
5556 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
5557 * tree-inline.c (copy_loops): Simplify.
5559 2019-03-07 Martin Liska <mliska@suse.cz>
5561 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
5563 2019-03-07 Richard Biener <rguenther@suse.de>
5565 PR tree-optimization/89595
5566 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
5567 stmt iterator as reference, take boolean output parameter to
5568 indicate whether the stmt was removed and thus the iterator
5570 (dom_opt_dom_walker::before_dom_children): Re-iterate over
5571 stmts created by folding.
5573 2019-03-07 Jakub Jelinek <jakub@redhat.com>
5576 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
5579 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
5581 PR rtl-optimization/88845
5582 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
5584 * lra.c (remove_scratches_1): New function.
5585 (remove_scratches): Use it.
5586 (lra_emit_move): Likewise.
5588 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
5590 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
5591 unaligned_access variable.
5592 * config/arc/arc.c (arc_override_options): Set unaligned access
5593 default on for HS CPUs.
5594 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
5596 2019-03-06 Martin Liska <mliska@suse.cz>
5598 PR gcov-profile/89577
5599 * doc/gcov.texi: Prefer to use --coverage.
5600 * doc/sourcebuild.texi: Likewise.
5602 2019-03-02 Jason Merrill <jason@redhat.com>
5604 PR c++/86485 - -Wmaybe-unused with empty class ?:
5605 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
5607 2019-03-05 Jakub Jelinek <jakub@redhat.com>
5610 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
5614 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
5615 exactly one argument.
5617 2019-03-05 Jakub Jelinek <jakub@redhat.com>
5618 Richard Sandiford <richard.sandiford@arm.com>
5620 PR tree-optimization/89570
5621 * match.pd (vec_cond into cond_op simplification): Don't use
5622 get_conditional_internal_fn, use as_internal_fn (cond_op).
5624 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
5627 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
5628 to decide when to split off a non-zero offset from a symbol.
5629 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
5630 in function symbols.
5632 2019-03-05 Richard Biener <rguenther@suse.de>
5634 PR tree-optimization/89594
5635 * tree-if-conv.c (pass_if_conversion::execute): Handle
5636 case where .LOOP_VECTORIZED_FUNCTION was removed.
5638 2019-03-05 Jakub Jelinek <jakub@redhat.com>
5641 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
5642 instead alloca it only when needed with the needed size.
5644 PR tree-optimization/89570
5645 * match.pd (vec_cond into cond_op simplification): Guard with
5646 vectorized_internal_fn_supported_p test and #if GIMPLE.
5648 PR tree-optimization/89566
5649 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
5650 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
5651 Punt if get_user_idx_format succeeds, but idx_format argument is
5652 not provided or doesn't have pointer type, or if idx_args is above
5653 number of provided arguments.
5655 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
5657 PR tree-optimization/89437
5658 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
5660 2019-03-04 Richard Biener <rguenther@suse.de>
5663 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
5666 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
5668 PR tree-optimization/89487
5669 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
5670 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
5671 (distribute_loop): Don't do runtime alias check if there is non-
5672 addressable data reference.
5673 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
5674 is a register variable.
5676 2019-03-02 Jakub Jelinek <jakub@redhat.com>
5679 * config/arm/arm.md (cmpsi2_addneg): Use
5680 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
5681 If operands[2] is 0 or INT_MIN, force use of subs.
5682 (*compare_scc splitter): Use gen_int_mode.
5683 (*negscc): Likewise.
5684 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
5686 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
5687 Monk Chiang <sh.chiang04@gmail.com>
5689 * common/config/riscv/riscv-common.c: Include sstream.
5690 (riscv_subset_list::to_string): New.
5691 (riscv_arch_str): Likewise.
5692 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
5694 * config/riscv/riscv-protos.h (riscv_arch_str): New.
5695 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
5696 (riscv_emit_attribute): New.
5697 (riscv_file_start): Emit attribute if needed.
5698 (riscv_option_override): Init riscv_emit_attribute_p.
5699 * config/riscv/riscv.opt (mriscv-attribute): New option.
5700 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
5702 * doc/install.texi: Document --with-riscv-attribute.
5703 * doc/invoke.texi: Document -mriscv-attribute.
5705 * common/config/riscv/riscv-common.c:
5706 Include config/riscv/riscv-protos.h.
5707 (INCLUDE_STRING): Defined.
5708 (RISCV_DONT_CARE_VERSION): Defined.
5709 (riscv_subset_t): Declare.
5710 (riscv_subset_t::riscv_subset_t): New.
5711 (riscv_subset_list): Declare.
5712 (riscv_subset_list::riscv_subset_list): New.
5713 (riscv_subset_list::~riscv_subset_list): Likewise.
5714 (riscv_subset_list::parsing_subset_version): Likewise.
5715 (riscv_subset_list::parse_std_ext): Likewise.
5716 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
5717 (riscv_subset_list::add): Likewise.
5718 (riscv_subset_list::lookup): Likewise.
5719 (riscv_subset_list::xlen): Likewise.
5720 (riscv_subset_list::parse): Likewise.
5721 (riscv_supported_std_ext): Likewise.
5722 (current_subset_list): Likewise.
5723 (riscv_parse_arch_string): Using riscv_subset_list::parse to
5726 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
5728 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
5729 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
5730 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
5732 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
5734 PR rtl-optimization/85899
5735 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
5736 fallthru edges leading to the exit block.
5738 2019-03-01 Tamar Christina <tamar.christina@arm.com>
5741 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
5742 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
5744 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
5746 PR tree-optimization/89535
5747 * tree-vect-stmts.c (vectorizable_call): Record the vector types
5748 for each operand. Calculate the fallback choice for mask operands
5749 and pass it to vect_get_vec_def_for_operand.
5751 2019-03-01 Richard Biener <rguenther@suse.de>
5754 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
5755 get virtual operands.
5756 (get_expr_operands): Handle CONST_DECL like other decls.
5758 2019-03-01 Jakub Jelinek <jakub@redhat.com>
5761 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
5762 on DECL_P and EXPR_P.
5764 2019-03-01 Richard Biener <rguenther@suse.de>
5767 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
5768 argument, defaulted to zero.
5769 * passes.c (execute_function_todo): Pass down SSA update flags
5770 to cleanup_tree_cfg.
5771 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
5772 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
5774 (cleanup_tree_cfg): Get and pass down SSA update flags.
5776 2019-03-01 Jakub Jelinek <jakub@redhat.com>
5779 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
5780 early_lto_debug argument.
5782 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
5784 PR tree-optimization/89536
5785 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
5786 only whether bit #0 of the value is 0 instead of the entire value.
5788 2019-02-28 Marek Polacek <polacek@redhat.com>
5790 PR c++/87068 - missing diagnostic with fallthrough statement.
5791 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
5792 at the end of a seq, save its location to walk_stmt_info.
5793 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
5796 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
5799 * tree.c (find_atomic_core_type): Move ahead in file.
5800 (check_base_type): Correctly compare alignments of atomic types.
5802 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
5805 * config/i386/i386.c (get_builtin_code_for_version): Identify
5806 Westmere from PCLMUL, instead of AES.
5808 2019-02-28 Jakub Jelinek <jakub@redhat.com>
5811 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
5812 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
5815 2019-02-28 Tamar Christina <tamar.christina@arm.com>
5818 * config/aarch64/aarch64-option-extensions.def: Document it.
5819 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
5822 2019-02-28 Jakub Jelinek <jakub@redhat.com>
5825 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
5826 builtins if they don't have a single scalar floating point argument.
5829 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
5831 PR rtl-optimization/89490
5832 * varasm.c (get_block_for_section): Bail out for mergeable sections.
5833 (default_use_anchors_for_symbol_p, output_object_block): Assert the
5834 block section is not mergeable.
5836 2019-02-27 Jakub Jelinek <jakub@redhat.com>
5839 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
5840 old define_insn to ...
5841 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
5842 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
5843 Rename old define_insn to ...
5844 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
5845 (thumb2_casesi_internal_pic): New define_expand. Rename old
5847 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
5848 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
5849 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
5851 2019-02-27 Richard Biener <rguenther@suse.de>
5854 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
5856 2019-02-27 Richard Biener <rguenther@suse.de>
5858 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
5861 2019-02-27 Richard Biener <rguenther@suse.de>
5864 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
5865 parameter, prefix section name with .gnu.debuglto_ if true.
5866 (dwarf2out_finish): Pass false to output_comdat_type_unit.
5867 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
5869 2019-02-27 Richard Biener <rguenther@suse.de>
5872 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
5873 rather than on use_debug_types, doing what output_die does.
5874 (value_format): Likewise.
5876 2019-02-27 Martin Jambor <mjambor@suse.cz>
5877 Martin Sebor <msebor@redhat.com>
5879 * doc/invoke.texi (Warning Options): Reword description of
5880 -Wno-absolute-value.
5882 2019-02-27 Jakub Jelinek <jakub@redhat.com>
5884 PR tree-optimization/89280
5885 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
5886 builtin_setjmp_setup_bb): New functions.
5887 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
5888 When visiting __builtin_setjmp_setup block, queue in special
5889 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
5890 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
5891 from visited after the loop if they don't have any visited successor
5894 2018-02-26 Steve Ellcey <sellcey@marvell.com>
5896 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
5898 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
5900 2019-02-26 Jakub Jelinek <jakub@redhat.com>
5903 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
5904 with types other than sizetype/ssizetype.
5906 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
5908 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
5909 (enum sparc_processor_type): ...this.
5910 (enum sparc_code_model_type): New enumeration type.
5911 (enum sparc_memory_model_type): Tweak comments.
5912 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
5914 (mcmodel): Use sparc_code_model enumeration and variable.
5915 (sparc_code_model): New enumeration.
5916 (mdebug): Add Undocumented marker.
5917 * config/sparc/sparc.h (enum cmodel): Delete.
5918 (sparc_cmodel): Likewise.
5919 (TARGET_CM_MEDLOW): Adjust to above renaming.
5920 (TARGET_CM_MEDMID): Likewise.
5921 (TARGET_CM_MEDANY): Likewise.
5922 (TARGET_CM_EMBMEDANY): Likewise.
5923 * config/sparc/sparc.c (sparc_cmodel): Delete.
5924 (sparc_option_override): Remove string/value mapping support for the
5925 code model. Move code and memory model support to after the handling
5926 of target flags. Do private machine setup last.
5927 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
5928 (sparc_legitimize_reload_address): Likewise.
5929 (sparc_output_mi_thunk): Likewise.
5930 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
5932 2019-02-26 Jakub Jelinek <jakub@redhat.com>
5934 PR tree-optimization/89500
5935 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
5936 (handle_builtin_strlen): Remove noncst_bound variable. Always
5937 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
5938 cst if the first cst bytes starting at x are known to be non-zero,
5939 even if the string is not zero terminated. Don't try to modify
5940 *si for strnlen. Update strlen_to_stridx only for strlen or if
5941 we can prove strnlen returns the same value as strlen would.
5943 2019-02-26 Martin Liska <mliska@suse.cz>
5945 * alloc-pool.h (struct pool_usage): Remove extra
5947 * bitmap.h (struct bitmap_usage): Likewise.
5948 * ggc-common.c (struct ggc_usage): Likewise.
5949 * mem-stats.h (struct mem_usage): Likewise.
5950 (mem_alloc_description::dump): Print dash lines
5951 here and repeat header at the end of a table report.
5952 It's then more readable.
5953 * tree-phinodes.c (phinodes_print_statistics): Make
5954 horizontal alignment.
5955 * tree-ssanames.c (ssanames_print_statistics): Likewise.
5956 * vec.c (struct vec_usage): Remove extra print_dash_line.
5957 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
5959 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
5961 * doc/extend.texi (__builtin_object_size):
5962 Use @pxref instead of @xref inside parenthesis.
5963 (__builtin_has_attribute): Add missing comma after @xref.
5964 (__builtin_object_size): Ditto.
5965 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
5966 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
5969 2019-02-26 Jeff Law <law@redhat.com>
5971 PR rtl-optimization/87761
5972 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
5973 detect obviously dead insns and delete them.
5975 2019-02-26 Richard Biener <rguenther@suse.de>
5977 PR tree-optimization/89505
5978 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
5979 to handle restrict pointed-to vars with multiple subvars
5982 2019-02-26 Richard Biener <rguenther@suse.de>
5984 PR tree-optimization/89489
5985 * tree-parloops.c (create_loop_fn): Copy over last_clique.
5987 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
5989 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
5990 and move around comment.
5991 <BIT_AND_EXPR>: Likewise.
5992 <BIT_NOT_EXPR>: Add specific handling for boolean types.
5994 2019-02-26 Jakub Jelinek <jakub@redhat.com>
5997 * config/i386/i386.c (remove_partial_avx_dependency): Call
5998 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
5999 after changing possibly many instructions to use that pseudo. Fix up
6000 insertion of v4sf_const0 setter at the start of bb.
6002 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6005 * doc/extend.texi (Variadic Pointer Args): New section.
6007 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6008 Martin Sebor <msebor@gmail.com>
6010 * common.opt (Wattribute-alias): Likewise.
6011 * doc/invoke.texi (Option Summary): List general form of
6012 -Wattribute-alias=. List positive form of -Wmissing-attributes.
6013 (-Wmissing-attributes): Invert entry, rewrite and correct default.
6014 Add cross-references.
6015 (-Wattribute-alias): Rewrite and correct default. Mention
6016 considered attributes (same as for -Wmissing-attributes).
6018 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
6020 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
6021 (_mm_cvtpd_ps): Likewise.
6022 (_mm_cvttpd_epi32): Likewise.
6025 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
6026 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
6029 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
6031 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6034 * common/config/aarch64/aarch64-common.c
6035 (struct aarch64_option_extension): Add is_synthetic.
6036 (all_extensions): Use it.
6037 (TARGET_OPTION_INIT_STRUCT): Define hook.
6038 (struct gcc_targetm_common): Moved to end.
6039 (all_extensions_by_on): New.
6040 (opt_ext_cmp, typedef opt_ext): New.
6041 (aarch64_option_init_struct): New.
6042 (aarch64_contains_opt): New.
6043 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
6044 * config/aarch64/aarch64-option-extensions.def
6045 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
6046 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
6047 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
6048 Set is_synthetic to false.
6049 (crypto): Set is_synthetic to true.
6050 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
6053 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6055 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6056 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
6057 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6058 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
6059 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
6060 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
6061 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
6062 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
6064 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
6065 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6066 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
6067 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
6068 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
6069 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
6070 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
6071 vfmlsl_laneq_high_f16): ... To this.
6072 * config/arm/neon.md: Update comments.
6074 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6076 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6077 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
6078 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6079 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
6080 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
6081 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
6082 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
6083 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
6085 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
6086 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6087 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
6088 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
6089 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
6090 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
6091 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
6092 vfmlslq_laneq_high_f16): ... To this.
6094 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
6096 PR rtl-optimization/86096
6097 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
6098 comparing mw_order values.
6100 2019-02-25 Jakub Jelinek <jakub@redhat.com>
6103 * config/arm/arm.md (*subsi3_carryin_const): Use
6104 arm_neg_immediate_operand predicate instead of
6105 arm_not_immediate_operand, "L" constraint instead of "K" and
6106 print it using %n2 instead of %B2.
6107 (*subsi3_carryin_const0): New define_insn.
6108 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
6109 instead of arm_not_operand and "I" constraint instead of "K" and
6110 print it using %n3 instead of %B2. Instead of using match_dup 2 add
6111 another match_operand and in the condition check that it is negation
6113 (*subsi3_carryin_compare_const0): New define_ins.
6114 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
6115 *subsi3_carryin_const.
6116 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
6117 split into *subsi3_carryin_compare_const0 if the highpart is zero.
6120 * config/arm.vfp.md (*negdf2_vfp): Use
6121 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
6122 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
6124 2019-02-24 Jakub Jelinek <jakub@redhat.com>
6126 PR rtl-optimization/89445
6127 * simplify-rtx.c (simplify_ternary_operation): Don't use
6128 simplify_merge_mask on operands that may trap.
6129 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
6130 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
6131 second operand is CONST_VECTOR, check if any element could be zero.
6132 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
6133 their operands can trap.
6135 2019-02-23 Martin Sebor <msebor@redhat.com>
6137 * gimple-ssa-sprintf.c (target_strtol): Rename...
6138 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
6139 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
6140 check for range error.
6142 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
6145 * opts-common.c (prune_options): Also prune joined switches
6146 with Negative and RejectNegative.
6147 * config/i386/i386.opt (march=): Add Negative(march=).
6148 (mtune=): Add Negative(mtune=).
6149 * doc/options.texi: Document Negative used together with Joined
6152 2019-02-22 Martin Sebor <msebor@redhat.com>
6154 * doc/extend.texi (Other Builtins): Add
6155 __builtin_is_constant_evaluated.
6157 2019-02-22 Richard Biener <rguenther@suse.de>
6159 PR tree-optimization/87609
6160 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
6162 2019-02-22 Jeff Law <law@redhat.com>
6164 PR rtl-optimization/87761
6165 * config/mips/mips.md: Add new combiner pattern to recognize
6166 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
6168 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
6171 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
6172 destination register in peepholes generating patterns for ADDS/SUBS.
6173 (add<mode>3_compare0,
6174 *addsi3_compare0_uxtw, add<mode>3_compareC,
6175 add<mode>3_compareV_imm, add<mode>3_compareV,
6176 *adds_<optab><ALLX:mode>_<GPI:mode>,
6177 *subs_<optab><ALLX:mode>_<GPI:mode>,
6178 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
6179 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
6180 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
6181 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
6182 sub<mode>3_compare1): Allow stack pointer for source register.
6183 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
6185 2019-02-22 Martin Sebor <msebor@redhat.com>
6187 PR tree-optimization/88993
6188 PR tree-optimization/88853
6189 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
6191 (sprintf_dom_walker::call_info::is_string_func): New helper.
6192 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
6193 for formatted string functions.
6194 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
6196 2019-02-22 Martin Sebor <msebor@redhat.com>
6199 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
6200 unreachable subexpressions.
6202 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
6203 Hongtao Liu <hongtao.liu@intel.com>
6204 Sunil K Pandey <sunil.k.pandey@intel.com>
6207 * config/i386/i386-passes.def: Add
6208 pass_remove_partial_avx_dependency.
6209 * config/i386/i386-protos.h
6210 (make_pass_remove_partial_avx_dependency): New.
6211 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
6213 (pass_data_remove_partial_avx_dependency): New.
6214 (pass_remove_partial_avx_dependency): Likewise.
6215 (make_pass_remove_partial_avx_dependency): Likewise.
6216 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
6217 (*extendsfdf2): Add avx_partial_xmm_update.
6218 (truncdfsf2): Likewise.
6219 (*float<SWI48:mode><MODEF:mode>2): Likewise.
6220 (SF/DF conversion splitters): Disabled for TARGET_AVX.
6222 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
6225 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
6228 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
6231 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
6232 (PTA_SKYLAKE): Add PTA_AES.
6233 (PTA_GOLDMONT): Likewise.
6235 2019-02-22 Sudakshina Das <sudi.das@arm.com>
6237 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
6238 instruction if enabled.
6239 (aarch64_override_options): Remove reference to return address key.
6241 2019-02-22 Richard Biener <rguenther@suse.de>
6243 PR tree-optimization/89440
6244 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
6245 not necessary assert.
6247 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
6250 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
6251 (oacc_replace_fn_attrib_attr): ... this new function.
6252 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
6253 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
6255 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6257 * config/arm/arm-cpus.in (ares): Rename to...
6258 (neoverse-n1): ... This. Add ares as alias.
6259 * config/arm/arm-tables.opt: Regenerate.
6260 * config/arm/arm-tune.md: Likewise.
6261 * doc/invoke.txt (ARM Options): Document neoverse-n1.
6263 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6265 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
6266 * config/aarch64/aarch64-tune.md: Regenerate.
6267 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
6269 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6271 * config/aarch64/aarch64.c (ares_tunings): Rename to...
6272 (neoversen1_tunings): ... This.
6273 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
6274 (neoverse-n1): New CPU.
6275 * config/aarch64/aarch64-tune.md: Regenerate.
6276 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
6278 2019-02-22 Richard Biener <rguenther@suse.de>
6281 * cfghooks.h (dependence_hash): New typedef.
6282 (struct copy_bb_data): New type.
6283 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
6284 (duplicate_block): Likewise.
6285 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
6286 (copy_bbs): Create and pass down copy_bb_data.
6287 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
6288 (rtl_duplicate_bb): Likewise.
6289 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
6290 remap dependence info.
6292 2019-02-22 Richard Biener <rguenther@suse.de>
6294 PR tree-optimization/87609
6295 * tree-core.h (tree_base): Document special clique values.
6296 * tree-inline.c (remap_dependence_clique): Do not use the
6297 special clique value of one.
6298 (maybe_set_dependence_info): Use clique one.
6299 (clear_dependence_clique): New callback.
6300 (compute_dependence_clique): Clear clique one from all refs
6301 before assigning it (again).
6303 2019-02-21 Martin Sebor <msebor@redhat.com>
6305 * doc/extend.texi (__clear_cache): Correct signature.
6307 2019-02-21 Ian Lance Taylor <iant@golang.org>
6310 * varasm.c (decode_addr_const): Call lookup_constant_def rather
6311 than output_constant_def.
6312 (add_constant_to_table): New static function.
6313 (output_constant_def): Call add_constant_to_table.
6314 (tree_output_constant_def): Likewise.
6316 2019-02-21 Jakub Jelinek <jakub@redhat.com>
6319 * builtins.c (fold_builtin_arith_overflow): If first two args are
6320 INTEGER_CSTs, set intres and ovfres to constants rather than calls
6323 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
6326 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
6327 error for -mindirect-branch/-mfunction-return with incompatible
6330 2019-02-21 Jakub Jelinek <jakub@redhat.com>
6333 * constraints.md (q): Remove.
6334 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
6337 2019-02-21 Martin Jambor <mjambor@suse.cz>
6340 * omp-general.c (omp_extract_for_data): Removed a duplicate call
6341 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
6342 (omp_adjust_for_condition): ...here. Added necessary parameters.
6343 * omp-general.h (omp_adjust_for_condition): Updated declaration.
6344 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
6345 proper values to new parameters of omp_adjust_for_condition.
6347 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6350 * expr.c (expand_assignment): If result is a MEM, use change_address
6351 instead of simplify_gen_subreg.
6353 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6354 David Malcolm <dmalcolm@redhat.com>
6357 * fold-const.c (decode_field_reference): Return NULL_TREE if
6358 lang_hooks.types.type_for_size returns NULL. Check it before
6359 overwriting *exp_. Use return NULL_TREE instead of return 0.
6361 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6365 * toplev.c (do_compile): Double the emin/emax exponents to workaround
6368 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
6371 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
6372 TARGET_SSE in addition to TARGET_SSE_MATH.
6374 (ix86_excess_precision): Ditto.
6375 (ix86_float_exceptions_rounding_supported_p): Ditto.
6376 (use_rsqrt_p): Ditto.
6377 * config/i386/sse.md (rsqrt<mode>2): Ditto.
6379 2019-02-20 David Malcolm <dmalcolm@redhat.com>
6382 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
6383 linenum_arith_t when determining if two adjacent line spans are
6384 close enough to merge.
6385 (diagnostic_show_locus): Use linenum_arith_t when iterating over
6386 lines within each line_span.
6388 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
6391 * lra-constraints.c(uses_hard_regs_p): Fix handling of
6392 paradoxical SUBREGS.
6394 2019-02-20 Li Jia He <helijia@linux.ibm.com>
6397 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
6398 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
6399 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
6402 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
6404 * config/gcn/gcn.c (print_operand): Fix typo.
6406 2019-02-19 Richard Biener <rguenther@suse.de>
6409 * toplev.c (do_compile): Initialize mpfr's exponent range
6410 based on available float modes.
6412 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
6414 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
6415 as long as the epilogue isn't completed.
6417 2019-02-18 Martin Sebor <msebor@redhat.com>
6419 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
6420 __has_cpp_attribute, and __has_include.
6422 2019-02-18 Martin Sebor <msebor@redhat.com>
6424 * doc/invoke.texi (-Wreturn-type): Correct and expand.
6426 2019-02-18 Martin Sebor <msebor@redhat.com>
6429 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
6431 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
6433 2019-02-18 Richard Biener <rguenther@suse.de>
6435 PR tree-optimization/89296
6436 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
6437 of no-warning flag to cases that might emit the bogus warning.
6439 2019-02-18 Jakub Jelinek <jakub@redhat.com>
6442 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
6444 * config/arm/vfp.md (*movdi_vfp): Likewise.
6445 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
6446 "q" constraint for operands[0].
6449 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
6450 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
6451 pattern in a temporary buffer.
6452 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
6453 than 64-operands[2].
6456 * config/s390/s390.c (s390_indirect_branch_attrvalue,
6457 s390_indirect_branch_settings): Define unconditionally.
6458 (s390_set_current_function): Likewise, but guard the whole body except
6459 the s390_indirect_branch_settings call with
6460 #if S390_USE_TARGET_ATTRIBUTE.
6461 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
6463 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
6464 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
6465 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
6466 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
6467 HOST_WIDE_INT_1U instead of 1ULL.
6468 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
6469 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
6470 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
6471 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
6473 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
6476 2019-02-18 Martin Jambor <mjambor@suse.cz>
6478 PR tree-optimization/89209
6479 * tree-sra.c (create_access_replacement): New optional parameter
6480 reg_tree. Use it as a type if non-NULL and access type is not of
6482 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
6483 to create_access_replacement.
6484 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
6485 Check lacc is non-NULL before attempting to re-create it on the RHS.
6487 2019-02-18 Martin Liska <mliska@suse.cz>
6490 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
6492 (symbol_table::free_edge): Recycle m_summary_id.
6493 * cgraph.h (get_summary_id): New.
6494 (symbol_table::release_symbol): Set m_summary_id to -1
6496 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
6497 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
6498 function_summary to fast_function_summary.
6499 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
6500 * ipa-pure-const.c (class funct_state_summary_t):
6501 Switch from function_summary to fast_function_summary.
6502 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
6503 (class ipa_ref_opt_summary_t): Switch from function_summary
6504 to fast_function_summary.
6505 * symbol-summary.h (class function_summary_base): New class
6506 that is created from base of former function_summary.
6507 (function_summary_base::unregister_hooks): New.
6508 (class function_summary): Inherit from function_summary_base.
6509 (class call_summary_base): New class
6510 that is created from base of former call_summary.
6511 (class call_summary): Inherit from call_summary_base.
6512 (struct is_same): New.
6513 (class fast_function_summary): New summary class.
6514 (class fast_call_summary): New summary class.
6515 * vec.h (vec_safe_grow_cleared): New function.
6517 2019-02-18 Martin Liska <mliska@suse.cz>
6519 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
6520 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
6521 * doc/tm.texi: Document new target hook.
6522 * doc/tm.texi.in: Likewise.
6523 * target.def: Add new target macro.
6524 * gcc.c (find_fortran_preinclude_file): Do not search multilib
6527 2019-02-17 Alan Modra <amodra@gmail.com>
6530 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
6531 output reg on add insn.
6532 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
6534 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
6537 * config/i386/sse.md (ssedoublemode): Remove V4HI.
6538 (PMULHRSW): Likewise.
6539 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
6541 (ssse3_pmulhrswv4hi3): New expander.
6543 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
6545 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
6546 MMX. Add isa attribute.
6548 2019-02-16 Jakub Jelinek <jakub@redhat.com>
6550 PR rtl-optimization/66152
6551 * builtins.h (c_readstr): Declare.
6552 * builtins.c (c_readstr): Remove forward declaration. Add
6553 null_terminated_p argument, if false, read all bytes from the
6554 string instead of stopping after '\0'.
6555 * expr.c (string_cst_read_str): New function.
6556 (store_expr): Use string_cst_read_str instead of
6557 builtin_strncpy_read_str. Try to store by pieces the whole
6558 exp_len first, and only if that fails, split it up into
6559 store by pieces followed by clear_storage. Formatting fix.
6561 * config/i386/i386.md (*movqi_internal): Remove static from
6562 buf variable. Use output_asm_insn (buf, operands); return "";
6563 instead of return buf;.
6564 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
6565 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
6566 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
6568 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
6570 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
6571 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
6572 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
6573 (CC1_SPEC): Likewise.
6574 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
6576 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
6578 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
6579 the base address on 64-bit strict-alignment platforms.
6581 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
6583 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
6585 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
6587 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
6589 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
6591 PR rtl-optimization/88308
6592 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
6593 on copied instruction.
6595 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
6597 * final.c (insn_current_reference_address): Replace test on JUMP_P
6598 with test on jump_to_label_p.
6599 * config/visium/visium-passes.def: New file.
6600 * config/visium/t-visium (PASSES_EXTRA): Define.
6601 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
6602 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
6603 (TRAMPOLINE_ALIGNMENT): Define.
6604 * config/visium/visium.c (visium_option_override): Do not register
6605 the machine-specific reorg pass here.
6606 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
6608 (output_branch): Adjust threshold for long branch instruction.
6609 * config/visium/visium.md (cpu): Move around.
6610 (length): Adjust for the GR6.
6612 2019-02-15 Richard Biener <rguenther@suse.de>
6613 Jakub Jelinek <jakub@redhat.com>
6615 PR tree-optimization/89278
6616 * tree-loop-distribution.c: Include tree-eh.h.
6617 (generate_memset_builtin, generate_memcpy_builtin): Call
6618 rewrite_to_non_trapping_overflow on builtin->size before passing it
6619 to force_gimple_operand_gsi.
6621 2019-02-15 Jakub Jelinek <jakub@redhat.com>
6624 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
6626 * opth-gen.awk: Likewise.
6628 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
6630 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
6631 Enable MMX, SSE and SSE2 by default.
6632 * config/i386/i386.c (ix86_option_override_internal): Do not
6633 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
6635 2019-02-14 Jakub Jelinek <jakub@redhat.com>
6637 PR rtl-optimization/89354
6638 * combine.c (make_extraction): Punt if extraction_mode is narrower
6641 2019-02-14 Maya Rashish <coypu@sdf.org>
6643 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
6644 * config/netbsd-d.c: New file.
6645 * config/t-netbsd: Add netbsd-d.o
6647 2018-02-14 Steve Ellcey <sellcey@marvell.com>
6649 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
6650 affects_type_identity to true for aarch64_vector_pcs.
6651 (aarch64_comp_type_attributes): New function.
6652 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
6654 2019-02-14 Tamar Christina <tamar.christina@arm.com>
6657 * config/arm/iterators.md (ANY64): Add V4HF.
6659 2019-02-14 Martin Liska <mliska@suse.cz>
6661 PR rtl-optimization/89242
6662 * dce.c (delete_unmarked_insns): Call free_dominance_info we
6663 process a transformation.
6665 2019-02-14 Jakub Jelinek <jakub@redhat.com>
6667 PR tree-optimization/89314
6668 * fold-const.c (fold_binary_loc): Cast strlen argument to
6669 const char * before dereferencing it. Formatting fixes.
6672 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
6674 2019-02-13 Ian Lance Taylor <iant@golang.org>
6676 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
6677 and set current index for other optimizations.
6679 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
6681 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
6682 nonimmediate_operand as operand 2 predicate.
6683 (vec_set<VF2_512_256:mode>_0): Ditto.
6684 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
6685 (*vec_concatv2si): Remove alternative 2.
6686 (*vec_concatv4si_0): Use vm constraint for alternative 0.
6687 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
6688 (vec_concatv2di): Split alternatives 4,5,6 to ...
6689 (*vec_concatv2di_0) ... new pattern.
6691 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
6694 * config/arm/arm.c (ldm_stm_operation_p) Set
6695 addr_reg_in_reglist correctly for first register.
6696 (load_multiple_sequence): Remove dead base check.
6697 (gen_ldm_seq): Correctly set write_back for Thumb-1.
6699 2019-02-13 Tamar Christina <tamar.christina@arm.com>
6702 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
6703 Expose as @aarch64_pred_mov.
6704 * config/aarch64/aarch64.c (aarch64_classify_address):
6705 Use expand_insn which legitimizes operands.
6707 2019-02-13 Martin Liska <mliska@suse.cz>
6709 * builtins.h (expand_builtin_with_bounds): Remove declaration.
6710 * calls.c (struct arg_data): Remove special_slot, pointer_arg
6711 and pointer_offset fields.
6712 (initialize_argument_information): Remove usage of dead
6714 * cgraph.h (struct cgraph_thunk_info): Remove
6715 add_pointer_bounds_args.
6716 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
6718 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
6720 * config/i386/i386.c (ix86_function_arg_advance): Remove
6722 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
6723 (def_builtin): Remove usage of dead
6725 (ix86_add_new_builtins): Likewise.
6726 * ipa-fnsummary.c (compute_fn_summary): Likewise.
6727 * ipa-icf.c (sem_function::equals_wpa): Likewise.
6728 (sem_function::init): Likewise.
6729 (sem_variable::merge): Likewise.
6730 * ipa-visibility.c (function_and_variable_visibility): Likewise.
6731 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
6732 * lto-cgraph.c (lto_output_node): Likewise.
6733 (lto_output_varpool_node): Likewise.
6734 (input_node): Likewise.
6735 (input_varpool_node): Likewise.
6736 * lto-streamer-out.c (lto_output): Likewise.
6737 * tree-inline.c (expand_call_inline): Remove usage of
6739 * tree-inline.h (struct copy_body_data): Likewise.
6740 * varpool.c (varpool_node::dump): Likewise.
6742 2019-02-13 Jakub Jelinek <jakub@redhat.com>
6745 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
6746 into pt->vars_contains_escaped_heap instead of setting
6747 pt->vars_contains_escaped_heap to it.
6750 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
6751 INTVAL (size), compare it to GET_MODE_MASK instead of
6752 1 << GET_MODE_BITSIZE.
6755 * config/i386/predicates.md (x86_64_immediate_operand): Allow
6756 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
6759 2019-02-13 Martin Liska <mliska@suse.cz>
6762 * cfgrtl.c (remove_barriers_from_footer): New function.
6763 (try_redirect_by_replacing_jump): Use it.
6764 (cfg_layout_redirect_edge_and_branch): Likewise.
6766 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
6768 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
6769 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
6770 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
6771 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
6772 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
6773 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
6775 * config/rs6000/rs6000.c (builtin_function_type)
6776 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
6777 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
6778 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
6779 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
6780 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
6782 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
6784 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
6785 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
6787 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
6790 * config/i386/i386.md (*movoi_internal_avx): Revert revision
6791 268678 and revision 268657.
6792 (*movti_internal): Likewise.
6794 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
6797 * config/s390/s390.c (s390_decompose_address): Update comment.
6798 (s390_check_qrst_address): Reject invalid address forms after
6801 2019-02-12 Martin Liska <mliska@suse.cz>
6804 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
6805 we need default values of funct_state for a function that
6808 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
6810 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
6811 the object to pick the size of stores on strict-alignment platforms.
6813 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
6814 (*movdi_insn_sp32): Likewise.
6815 (*movdi_insn_sp64): Likewise.
6817 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
6820 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
6821 types that needs constructiong.
6822 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
6824 2019-02-12 Richard Biener <rguenther@suse.de>
6826 PR tree-optimization/89253
6827 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
6830 2019-02-11 David Malcolm <dmalcolm@redhat.com>
6833 * input.c (selftest::test_line_offset_overflow): New selftest.
6834 (selftest::input_c_tests): Call it.
6836 2019-02-11 Martin Sebor <msebor@redhat.com>
6838 PR tree-optimization/88771
6839 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
6840 when -Wstringop-overflow is set.
6841 (builtin_memref::builtin_memref): Adjust excessive upper bound
6842 only when lower bound is not excessive.
6843 (maybe_diag_overlap): Detect and diagnose excessive bounds via
6844 -Wstringop-ovefflow.
6845 (maybe_diag_offset_bounds): Rename...
6846 (maybe_diag_access_bounds): ...to this.
6847 (check_bounds_or_overlap): Adjust for name change above.
6849 2019-02-11 Martin Sebor <msebor@redhat.com>
6852 * builtins.c (max_object_size): Move from here...
6853 * builtins.h (max_object_size): ...and here...
6854 * tree.c (max_object_size): ...to here...
6855 * tree.h (max_object_size): ...and here.
6857 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
6859 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
6860 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
6861 for correct semantics.
6863 2019-02-11 Alan Modra <amodra@gmail.com>
6865 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
6866 -mlongcall and -mpltseq.
6867 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
6868 (RS/6000 and PowerPC Options <-mpltseq>): Document.
6869 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
6870 * config/rs6000/sysv4.opt (mpltseq): New option.
6871 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
6872 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
6873 support is lacking. Don't allow -mpltseq with -mbss-plt.
6874 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
6875 -mpltseq given for ELFv1.
6876 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
6877 Only use UNSPEC_PLTSEQ for inline PLT calls.
6878 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
6879 use UNSPEC_PLTSEQ for inline PLT calls.
6880 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
6881 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
6882 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
6883 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
6884 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
6885 (pltseq_mtctr_<mode>): Likewise.
6887 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6889 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
6891 * configure: Regenerate.
6893 2019-02-11 Jakub Jelinek <jakub@redhat.com>
6896 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
6899 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
6901 * function.c (assign_parm_setup_block): Use the stored
6902 size, not the passed size, when allocating stack-space,
6903 also for a parameter with alignment larger than
6904 MAX_SUPPORTED_STACK_ALIGNMENT.
6906 2019-02-11 Martin Liska <mliska@suse.cz>
6909 * ipa-cp.c (build_toporder_info): Remove usage of a param.
6910 * ipa-inline.c (inline_small_functions): Likewise.
6911 * ipa-pure-const.c (propagate_pure_const): Likewise.
6912 (propagate_nothrow): Likewise.
6913 * ipa-reference.c (propagate): Likewise.
6914 * ipa-utils.c (struct searchc_env): Remove unused field.
6915 (searchc): Always search across AVAIL_INTERPOSABLE.
6916 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
6917 the only called IPA pure const can properly not propagate
6918 across interposable boundary.
6919 * ipa-utils.h (ipa_reduced_postorder): Remove param.
6921 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
6923 * config/nds32/nds32.md (call_internal, call_value_internal,
6924 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
6926 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
6928 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
6931 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
6933 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
6936 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
6938 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
6940 2019-02-10 Jakub Jelinek <jakub@redhat.com>
6942 PR tree-optimization/89268
6943 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
6944 if preds is non-NULL.
6946 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6949 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
6952 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
6954 * config/nds32/nds32.md (trap): New pattern.
6956 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
6958 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
6961 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
6963 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
6966 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6968 * ipa-visibility.c (localize_node): Also do not localize
6969 LDPR_PREVAILING_DEF_IRONLY_EXP.
6971 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6974 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
6975 instead of type_with_linkage.
6977 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6980 * params.def (uninlined-function-insns, uninlined-function-time,
6981 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
6982 bound so we don't get overflows.
6984 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
6986 * config/rs6000/rs6000-string.c (expand_compare_loop,
6987 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
6990 2019-02-09 Jakub Jelinek <jakub@redhat.com>
6993 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6994 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
6995 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
6997 2019-02-09 Alan Modra <amodra@gmail.com>
7000 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
7001 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
7004 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
7007 * lra-constraints.c (process_alt_operands): Don't increase reject
7008 for memory when offset memory is required.
7010 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
7012 * config/s390/vector.md: Implement vector copysign.
7014 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7016 * expr.c (expand_constructor): Correct indentations.
7018 2019-02-08 Richard Biener <rguenther@suse.de>
7020 PR tree-optimization/89247
7021 * tree-if-conv.c: Include tree-cfgcleanup.h.
7022 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
7023 (tree_if_conversion): Pass through predicate vector.
7024 (pass_if_conversion::execute): Do CFG cleanup and SSA update
7025 inline, see if any if-converted loops we refrece in
7026 LOOP_VECTORIZED calls vanished and fixup.
7027 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
7029 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
7031 * config/s390/constraints.md (jdd): New constraint.
7033 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7036 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
7037 upper 16 vector registers without TARGET_AVX512VL.
7038 (*movti_internal): Likewise.
7040 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7042 PR rtl-optimization/89234
7043 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
7044 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
7045 (copy_reg_eh_region_note_backward): Likewise.
7047 2019-02-08 Richard Biener <rguenther@suse.de>
7050 * tree-data-ref.c (initialize_matrix_A): Fail if constant
7052 (analyze_subscript_affine_affine): Handle failure from
7053 initialize_matrix_A.
7055 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7057 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
7060 2019-02-07 David Malcolm <dmalcolm@redhat.com>
7062 PR tree-optimization/86637
7063 PR tree-optimization/89235
7064 * tree-vect-loop.c (optimize_mask_stores): Add an
7065 auto_purge_vect_location sentinel to ensure that vect_location is
7068 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
7069 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
7070 to ensure that vect_location is purged on exit.
7071 (pass_slp_vectorize::execute): Likewise, replacing the manual
7073 * tree-vectorizer.h (class auto_purge_vect_location): New class.
7075 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7077 * config/aarch64/iterators.md (max_opp): New code_attr.
7078 (USMAX): New code iterator.
7079 * config/aarch64/predicates.md (aarch64_smin): New predicate.
7080 (aarch64_smax): Likewise.
7081 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
7082 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
7085 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
7088 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
7089 for TARGET_AVX512VL.
7090 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
7092 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
7094 * config/s390/s390-builtin-types.def: Add new types.
7095 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
7096 (s390_vec_xlw4): Make the memory operand into a const pointer.
7097 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
7099 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
7100 a new vector type with the alignment of the scalar memory operand.
7102 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
7103 Jakub Jelinek <jakub@redhat.com>
7106 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
7107 arm_count_ldrdstrd_insns): New declarations.
7108 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
7110 (valid_operands_ldrd_strd): New function.
7111 (arm_count_ldrdstrd_insns): New function.
7112 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
7113 sets instead of single DImode set and define new insns to match this.
7115 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7117 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
7118 Make it a C initializer.
7120 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7123 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
7125 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7127 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
7128 Use neon_dot<q> for type.
7129 (neon_<sup>dot_lane<vsi2qi>): Likewise.
7131 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7133 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
7134 Use neon_dot<q> for type.
7135 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
7136 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
7138 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
7140 PR rtl-optimization/89225
7141 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
7144 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
7146 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
7147 after restoring registers saved to allocate the frame on Windows.
7149 2019-02-06 Richard Biener <rguenther@suse.de>
7151 PR tree-optimization/89182
7152 * graphite.h (cached_scalar_evolution_in_region): Declare.
7153 * graphite.c (struct seir_cache_key): New.
7154 (struct sese_scev_hash): Likewise.
7155 (seir_cache): New global.
7156 (cached_scalar_evolution_in_region): New function.
7157 (graphite_transform_loops): Allocate and release seir_cache.
7158 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
7159 cached_scalar_evolution_in_region.
7160 * graphite-scop-detection.c (scop_detection::can_represent_loop):
7162 (scop_detection::graphite_can_represent_expr: Use
7163 cached_scalar_evolution_in_region.
7164 (scop_detection::stmt_simple_for_scop_p): Likewise.
7165 (find_params_in_bb): Likewise.
7166 (gather_bbs::before_dom_children): Likewise.
7167 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
7168 (add_loop_constraints): Likewise.
7170 2019-02-06 Jakub Jelinek <jakub@redhat.com>
7173 * fold-const-call.c (fold_const_vec_convert): Pass true as last
7174 operand to new_unary_operation only if both element types are integral
7175 and it isn't a widening conversion. Return NULL_TREE if
7176 new_unary_operation failed.
7178 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
7181 * config/s390/s390.md: Remove load and test FP splitter.
7183 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7186 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
7187 expand_compare_loop, expand_block_compare_gpr,
7188 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
7189 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
7190 #include "profile-count.h" and "predict.h" for types and functions
7191 needed to work with REG_BR_PROB notes.
7193 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7196 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
7197 for the long branch case.
7199 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7202 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
7203 can throw, non-call exceptions are enabled and we can't delete
7204 dead exceptions or alter cfg. Set must_clean if
7205 delete_insn_and_edges returns true, don't set it blindly for calls.
7206 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
7208 PR rtl-optimization/89195
7209 * combine.c (make_extraction): For MEMs, don't extract bytes outside
7210 of the original MEM.
7212 2019-02-05 Martin Liska <mliska@suse.cz>
7214 PR gcov-profile/89000
7215 * gcov.c (function_summary): Remove argument.
7216 (file_summary): New function.
7217 (print_usage): Replace tabs with spaces.
7218 (generate_results): Use new function file_summary.
7220 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7223 * optabs.c (prepare_cmp_insn): Pass x and y to
7224 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
7226 2019-02-05 Richard Biener <rguenther@suse.de>
7229 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
7230 (struct bitmap_element): Drop chain_prev so we properly recurse on
7231 the prev member, supporting tree views.
7232 (struct bitmap_head): GTY skip the obstack member.
7234 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
7237 * doc/extend.texi (Vector Extensions): Add an example of using vector
7238 types together with x86 intrinsics.
7240 2019-02-04 Alan Modra <amodra@gmail.com>
7242 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
7243 str[] size to 160, and comment.
7245 2019-02-04 Alan Modra <amodra@gmail.com>
7247 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
7248 (rs6000_pltseq_template): Guard output of TLS markers with
7250 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
7251 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
7252 to use inline PLT sequences.
7253 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7254 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7255 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
7257 2019-02-04 Martin Liska <mliska@suse.cz>
7260 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
7261 out when ipa_fn_summaries does not contain entry for callee.
7263 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
7265 * config/sparc/sparc.h: Remove superfluous blank lines.
7266 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
7267 (got_register_rtx): ...this.
7268 (sparc_got): Adjust to above renaming.
7269 (sparc_tls_got): Likewise.
7270 (sparc_delegitimize_address): Likewise.
7271 (sparc_output_mi_thunk): Likewise.
7272 (sparc_init_pic_reg): Likewise.
7273 (save_local_or_in_reg_p): Fix test on the GOT register.
7274 (USE_HIDDEN_LINKONCE): Move around.
7275 (get_pc_thunk_name): Likewise.
7276 (gen_load_pcrel_sym): Likewise.
7277 (load_got_register): Likewise.
7279 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
7281 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
7282 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
7284 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7286 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
7289 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7291 * config.gcc (with_nds32_lib, glibc):
7292 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
7293 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
7294 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
7296 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
7299 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
7300 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
7301 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
7302 (*rcpsf2_sse): Ditto.
7303 (*rsqrtsf2_sse): Ditto.
7304 (sse4_1_round<mode<2): Ditto.
7306 2019-02-03 Richard Biener <rguenther@suse.de>
7309 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
7312 2019-02-02 Jakub Jelinek <jakub@redhat.com>
7315 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7316 Punt with warning on aggregate return or argument types. Ignore
7317 type/mode checking for uniform arguments.
7319 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7321 * combine.c (try_combine): Do not print "Can't combine" messages unless
7322 printing failed combination attempts.
7324 2019-02-01 Martin Jambor <mjambor@suse.cz>
7327 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
7328 segment and global segment variables before making them static.
7330 2019-02-01 Martin Jambor <mjambor@suse.cz>
7332 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
7333 missed optimization dump with dump_enabled_p.
7335 2019-02-01 Richard Biener <rguenther@suse.de>
7338 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
7339 the instantiate cache.
7340 (instantiate_scev_binary): Elide second operand procesing
7341 if equal to the first.
7342 * tree-chrec.c (chrec_contains_symbols): Add visited set.
7343 (chrec_contains_undetermined): Likewise.
7344 (tree_contains_chrecs): Likewise.
7346 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
7348 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
7350 2019-02-01 Jakub Jelinek <jakub@redhat.com>
7352 PR tree-optimization/89143
7353 * wide-int-range.h (wide_int_range_absu): Declare.
7354 * wide-int-range.cc (wide_int_range_absu): New function.
7355 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
7357 PR tree-optimization/88107
7358 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
7359 instead of assertion that eh_region_outermost is non-NULL, if it
7360 is NULL, set *ALL to true and return NULL.
7361 (move_sese_region_to_fn): Adjust caller, if all is set, call
7362 duplicate_eh_regions with NULL region.
7364 2019-02-01 Richard Biener <rguenth@suse.de>
7366 PR rtl-optimization/88593
7367 * mode-switching.c (optimize_mode_switching): Free dominators before
7368 calling cleanup_cfg.
7370 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
7372 PR tree-optimization/88932
7373 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
7375 2019-01-31 Jakub Jelinek <jakub@redhat.com>
7378 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
7379 bogus clang warning.
7381 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
7384 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
7385 alternative to avoid partial SSE register stall for TARGET_AVX.
7386 (truncdfsf2): Ditto.
7387 (sse4_1_round<mode>2): Ditto.
7389 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
7391 PR tree-optimization/89008
7392 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
7393 process anything of the form X * 0.
7395 2019-01-31 Richard Biener <rguenther@suse.de>
7397 PR tree-optimization/89135
7398 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
7399 with abnormal preds.
7401 2019-01-31 Jakub Jelinek <jakub@redhat.com>
7404 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
7405 always_inline callees into no_sanitize_address callers.
7407 2019-01-31 Richard Biener <rguenther@suse.de>
7409 PR rtl-optimization/89115
7410 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
7412 2019-01-30 Martin Sebor <msebor@redhat.com>
7415 * doc/extend.texi (cast to a union): Correct and expand.
7417 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
7419 PR rtl-optimization/87246
7420 * lra-constraints.c (simplify_operand_subreg): Reload memory
7421 in subreg if the address became invalid.
7423 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
7426 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
7427 Disable for little-endian.
7429 2019-01-30 Richard Biener <rguenther@suse.de>
7431 PR rtl-optimization/89115
7432 * opts.c (default_options_optimization): Reduce
7433 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
7434 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
7437 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
7439 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
7440 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
7441 type of vector element when vec_extract is implemented by direct
7444 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
7446 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
7448 2019-01-30 Richard Biener <rguenther@suse.de>
7450 PR tree-optimization/89111
7451 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
7452 canonicalization to appropriately sized access types.
7454 2019-01-30 Jakub Jelinek <jakub@redhat.com>
7457 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
7458 for arguments to functions that are TU-local and shouldn't be
7459 referenced by assembly.
7461 2019-01-30 Ulrich Drepper <drepper@redhat.com>
7463 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
7466 2019-01-29 Martin Sebor <msebor@redhat.com>
7469 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
7471 2019-01-29 Jakub Jelinek <jakub@redhat.com>
7475 * omp-simd-clone.c (simd_clone_clauses_extract)
7476 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
7477 OMP_CLAUSE_ALIGNED_ALIGNMENT.
7479 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
7481 * config.gcc: Force .init_array for ARC.
7483 2019-01-29 Richard Biener <rguenther@suse.de>
7486 * dwarf2out.c (collect_skeleton_dies): New helper.
7487 (copy_decls_for_unworthy_types): Call it.
7488 (build_abbrev_table): Assert we do not try to replace
7489 DW_AT_signature refs with local refs.
7491 2019-01-28 Jakub Jelinek <jakub@redhat.com>
7494 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
7495 for lastprivate/linear IV, push gimplify context around gimplify_assign
7496 and, if it needed any temporaries, pop it into a gimple bind around the
7499 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
7501 * common.opt (-Wattribute-alias): Remove "no-" from name.
7502 Make -Wattribute-alias command line option and
7503 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
7505 2019-01-28 Jakub Jelinek <jakub@redhat.com>
7508 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
7509 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
7511 (bmi2): Add missing @opindex.
7512 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
7513 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
7514 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
7515 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
7516 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
7517 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
7518 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
7519 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
7520 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
7521 xsavec, xsaveopt and xsaves options.
7523 2019-01-28 Richard Biener <rguenther@suse.de>
7526 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
7529 2019-01-28 Richard Biener <rguenther@suse.de>
7531 PR tree-optimization/88739
7532 * tree-cfg.c (verify_types_in_gimple_reference): Verify
7533 BIT_FIELD_REFs only are applied to mode-precision operands
7534 when they are integral.
7535 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
7536 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
7537 BIT_FIELD_REFs of non-mode-precision integral operands.
7539 2019-01-27 Jakub Jelinek <jakub@redhat.com>
7542 * config/i386/sse.md
7543 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
7544 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
7545 first constants in pairs are multiples of 2. Formatting fixes.
7546 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
7547 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
7548 first constants in each quadruple are multiples of 4. Formatting fixes.
7550 2019-01-26 Martin Jambor <mjambor@suse.cz>
7553 * tree-inline.c: Include tree-cfgcleanup.h.
7554 (delete_unreachable_blocks_update_callgraph): Move...
7555 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
7556 ...here, make externally visible, make second argument bool, adjust
7558 * tree-cfgcleanup.c: Include cgraph.h.
7559 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
7561 * ipa-prop.c: Include tree-cfgcleanup.h.
7562 (ipcp_transform_function): Call
7563 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
7565 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
7567 PR rtl-optimization/88846
7568 * ira.c (process_set_for_memref_referenced_p): New.
7569 (memref_referenced_p): Add new param. Use
7570 process_set_for_memref_referenced_p. Add new switch cases.
7571 (memref_used_between_p): Pass new arg to memref_referenced_p.
7573 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
7576 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
7577 argument ABI_BREAK. Set to true if the calculated alignment has
7578 changed in gcc-9. Check bit-fields for their base type alignment.
7579 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
7580 (aarch64_function_arg_boundary): Likewise.
7581 (aarch64_gimplify_va_arg_expr): Likewise.
7583 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
7586 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
7587 instead of accessing TREE_INT_CST_ELT directly.
7589 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
7591 * doc/sourcebuild.texi (Environment attributes): Add fenv and
7592 fenv_exceptions description.
7594 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
7596 PR rtl-optimization/87763
7597 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
7598 Allow SUBREG when matching CC_NZmode compare.
7600 2019-01-25 Richard Biener <rguenther@suse.de>
7602 PR tree-optimization/89049
7603 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
7604 Look at the pattern stmt to determine if the stmt is vectorized.
7606 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
7608 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
7609 (pred_mov<mode>): Handle all-register forms using both a new
7610 alternative and a split.
7612 2019-01-25 Richard Biener <rguenther@suse.de>
7614 PR tree-optimization/86865
7615 * graphite-scop-detection.c (scop_detection::can_represent_loop):
7616 Reject non-do-while loops.
7618 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
7620 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
7621 * config/rs6000/constraints.md (Q constraint): Use REG_P.
7622 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
7623 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
7624 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
7625 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7626 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
7627 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
7628 vlogical_operand, gpc_reg_operand, int_reg_operand,
7629 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
7630 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
7631 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
7632 (save_world_operation, restore_world_operation, lmw_operation,
7633 stmw_operation): Use MEM_P and REG_P.
7634 (tie_operand): Use MEM_P.
7635 (vrsave_operation, crsave_operation): Use REG_P.
7636 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
7637 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
7638 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
7639 (call_operand): Use HARD_REGISTER_P.
7640 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
7642 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
7643 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
7644 quad_aligned_load_p, replace_swapped_aligned_store,
7645 recombine_lvx_pattern, replace_swapped_aligned_load,
7646 recombine_stvx_pattern): Use MEM_P.
7647 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
7648 Use MEM_P and SYMBOL_REF_P.
7649 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
7650 (insn_is_swappable_p): Use REG_P and MEM_P.
7651 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
7652 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
7654 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
7656 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
7658 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
7659 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
7660 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
7661 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
7663 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
7664 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
7665 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
7666 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
7667 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
7668 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
7669 rs6000_split_logical_di): Use CONST_INT_P.
7670 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
7671 REG_P and SYMBOL_REF_P.
7672 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
7673 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
7674 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
7675 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
7676 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
7677 (small_data_operand, print_operand_address): Use CONST_INT_P and
7679 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
7680 (rs6000_init_hard_regno_mode_ok, direct_move_p):
7681 Use HARD_REGISTER_NUM_P.
7682 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
7683 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
7684 SUBREG_P and SYMBOL_REF_P.
7685 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
7686 and HARD_REGISTER_NUM_P.
7687 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
7689 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
7690 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
7692 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
7693 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
7694 find_addr_reg): Use REG_P.
7695 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
7696 (rs6000_emit_le_vsx_move): Use SUBREG_P.
7697 (offsettable_ok_by_alignment, constant_pool_expr_p,
7698 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
7699 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
7700 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
7701 rs6000_assemble_integer, create_TOC_reference,
7702 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
7703 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
7704 (rs6000_split_vec_extract_var): Use reg_or_subregno.
7705 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
7706 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
7707 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7708 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7709 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
7710 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
7711 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
7712 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
7713 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
7714 and cbranch<mode>4): Use CONST_INT_P.
7715 (multiple define_splits): Use REG_P and SUBREG_P.
7716 (define_expands call, call_value): Use MEM_P.
7717 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
7718 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
7719 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
7720 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
7721 and HARD_REGISTER_NUM_P.
7722 (multiple define_splits): Use HARD_REGISTER_NUM_P.
7724 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
7726 PR rtl-optimization/88948
7727 * rtl.h (prepare_copy_insn): New prototype.
7728 * gcse.c (prepare_copy_insn): New function, split out from
7729 process_insert_insn.
7730 (process_insert_insn): Use prepare_copy_insn.
7731 * store-motion.c (replace_store_insn): Use prepare_copy_insn
7732 instead of gen_move_insn.
7734 2019-01-24 Jakub Jelinek <jakub@redhat.com>
7737 * config/i386/i386.c (ix86_pic_register_p): Return true for
7740 PR tree-optimization/88964
7741 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
7742 punt if HONOR_SNANS (chrec).
7745 * tree-nested.c (convert_nonlocal_reference_stmt,
7746 convert_local_reference_stmt, convert_tramp_reference_stmt,
7747 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
7748 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
7751 PR tree-optimization/89027
7752 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
7753 for "omp simd array" variables.
7755 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
7758 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
7759 force the alignment of m_val.
7761 2019-01-24 Richard Biener <rguenther@suse.de>
7764 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
7765 When in "legacy" debug mode make sure to reset self-origins.
7767 2019-01-24 Martin Liska <mliska@suse.cz>
7769 PR gcov-profile/88994
7770 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
7771 result will be always smaller or equal to the original.
7772 * gcov.c (mangle_name): Fix else branch where we should
7773 also copy to PTR and shift the pointer.
7775 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7777 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
7778 * vr-values.c (find_case_label_ranges): Fix a comment typo.
7780 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
7782 * common/config/i386/i386-common.c
7783 (OPTION_MASK_ISA_ENQCMD_SET,
7784 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
7785 (ix86_handle_option): Handle -menqcmd.
7786 * config.gcc (enqcmdintrin.h): New header file.
7787 * config/i386/cpuid.h (bit_ENQCMD): New bit.
7788 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
7790 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
7792 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
7793 __builtin_ia32_enqcmds): New builtins.
7794 * config/i386/i386-c.c (__ENQCMD__): New macro.
7795 * config/i386/i386-option.c (ix86_target_string): Add
7797 (ix86_valid_target_attribute_inner_p): Likewise.
7798 * config/i386/i386-expand.c
7799 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
7800 IX86_BUILTIN_ENQCMDS.
7801 * config/i386/i386.h (TARGET_ENQCMD): New.
7802 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
7803 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
7804 (movdir64b_<mode>): Parameterize to enable share expansion code
7805 with ENQCMD in function ix86_expand_builtin.
7806 * config/i386/i386.opt: Add -menqcmd.
7807 * config/i386/immintrin.h: Include enqcmdintrin.h.
7808 * config/i386/enqcmdintrin.h: New intrinsic file.
7809 * doc/invoke.texi: Add -menqcmd.
7811 2019-01-23 Bin Cheng <bin.cheng@arm.com>
7812 Steve Ellcey <sellcey@marvell.com>
7815 * recog.c (address_operand): Return false on wrong mode for address.
7816 (constrain_operands): Check for mode with 'p' constraint.
7818 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
7821 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
7822 Disparage MMX alternative.
7823 (sse2_cvtpd2pi): Ditto.
7824 (sse2_cvttpd2pi): Ditto.
7826 2019-01-23 David Malcolm <dmalcolm@redhat.com>
7829 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
7830 use-after-free of the result of
7831 aarch64_get_extension_string_for_isa_flags.
7833 2019-01-23 Jakub Jelinek <jakub@redhat.com>
7836 * doc/extend.texi: Document break and continue behavior in
7837 statement expressions.
7839 2019-01-23 Richard Biener <rguenther@suse.de>
7841 PR tree-optimization/89008
7842 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
7843 not leave another stray operand.
7845 2019-01-23 Jakub Jelinek <jakub@redhat.com>
7847 * BASE-VER: Bump to 9.0.1.
7849 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
7851 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
7852 thunk that returns by reference, use the type of the return object
7853 of the thunk instead of that of the alias to build the dereference.
7855 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
7857 * config/arc/atomic.md: Add operand to DMB instruction.
7859 2019-01-23 Jakub Jelinek <jakub@redhat.com>
7861 PR tree-optimization/88964
7862 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
7863 build_zero_cst instead of build_int_cst. Return false for loop
7864 invariants which honor signed zeros.
7866 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
7868 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
7870 2019-01-22 Jakub Jelinek <jakub@redhat.com>
7873 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
7874 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
7875 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
7878 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
7879 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
7882 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
7883 Disable for little endian.
7885 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
7888 * config/arm/arm.c (arm_needs_double_word_align): Check
7889 DECL_BIT_FIELD_TYPE.
7891 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
7892 H.J. Lu <hongjiu.lu@intel.com>
7895 * config/i386/i386-builtin.def: Add mask2 to all builtin
7896 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
7898 * config/i386/i386.c (BDESC): Add mask2 to the definition.
7899 (BDESC_FIRST): Likewise.
7900 (define_builtin): Add an argument for mask2. Updated to handle
7901 both ix86_isa_flags and ix86_isa_flags2.
7902 (define_builtin_const): Likewise.
7903 (define_builtin_pure): Likewise.
7904 (define_builtin2): Deleted.
7905 (define_builtin_const2): Likewise.
7906 (builtin_description): Add a member, mask2.
7907 (bdesc_*): Add mask2 to builtin initializations.
7908 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
7909 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
7911 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
7913 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
7916 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
7919 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
7922 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
7923 alignment is dominated by a bitfield with 64-bit aligned base type.
7924 (arm_function_arg): Emit a warning if the alignment has changed since
7925 earlier GCC releases.
7926 (arm_function_arg_boundary): Likewise.
7927 (arm_setup_incoming_varargs): Likewise.
7929 2019-01-22 Richard Biener <rguenther@suse.de>
7931 PR tree-optimization/88862
7932 * graphite-scop-detection.c
7933 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
7935 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
7937 * doc/extend.tex (AMD GCN Function Attributes): New section.
7938 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
7939 * doc/invoke.texi (AMD GCN Options): New section.
7940 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
7942 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
7944 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
7945 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
7947 2019-01-22 Jakub Jelinek <jakub@redhat.com>
7949 PR tree-optimization/88044
7950 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
7951 is false in the first iteration, but !every_iteration, return false
7952 instead of true with niter->niter zero.
7954 PR rtl-optimization/88904
7955 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
7956 any nonequal registers before processing BB_END (b).
7959 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
7961 (expand_binop_directly, expand_doubleword_clz,
7962 expand_doubleword_popcount, expand_ctz, expand_ffs,
7963 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
7965 PR rtl-optimization/49429
7967 PR rtl-optimization/86334
7969 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
7970 addressable from here...
7971 (emit_block_op_via_libcall): ... to here.
7973 2019-01-22 Richard Biener <rguenther@suse.de>
7975 * tree-vect-loop.c (vect_analyze_loop_operations): Use
7976 auto_vec for cost vector to fix memleak.
7977 (vectorize_fold_left_reduction): Properly gather SLP defs.
7978 (vectorizable_comparison): Do not swap operands to properly
7981 2019-01-22 Alan Modra <amodra@gmail.com>
7984 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
7985 stays a reg. Allow a const_int.
7986 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
7987 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
7988 (IS_NOMARK_TLSGETADDR): Define.
7989 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
7990 (rs6000_output_tlsargs): New function.
7991 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
7992 __tls_get_addr call takes an arg.
7993 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
7994 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
7996 (call_value_nonlocal_sysv): ..or here, delete split.
7997 (tls_gdld_nomark): Delete.
7998 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
7999 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
8000 (call_value_nonlocal_sysv): Likewise.
8001 (call_value_nonlocal_sysv_secure): Likewise.
8002 (call_value_nonlocal_aix): Likewise.
8003 (call_value_indirect_aix): Likewise.
8004 (call_value_indirect_elfv2): Likewise.
8005 (call_value_local32, call_value_local64): Disable for no-mark tls.
8006 (call_value_local_aix): Likewise.
8008 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
8011 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
8012 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
8014 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
8016 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
8017 string contents as hash_map keys.
8019 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8022 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
8023 for rvalue context. Handle rvalues correctly. Use min_align_of_type
8024 instead of TYPE_ALIGN.
8025 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
8026 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
8027 pointer from TYPE_STUB_DECL.
8029 2019-01-21 Richard Biener <rguenther@suse.de>
8031 PR tree-optimization/88934
8032 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
8033 at the possibly non-constant operand.
8034 (vect_get_constant_vectors): Adjust.
8036 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
8039 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
8040 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
8041 instead of _X86INTRIN_H_INCLUDED.
8042 * onfig/i386/clwbintrin.h: Likewise.
8043 * config/i386/pkuintrin.h: Likewise.
8044 * config/i386/prfchwintrin.h: Likewise.
8045 * config/i386/rdseedintrin.h: Likewise.
8046 * config/i386/wbnoinvdintrin.h: Likewise.
8047 * config/i386/xsavecintrin.h: Likewise.
8048 * config/i386/xsavesintrin.h: Likewise.
8049 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
8050 * config/i386/xsaveintrin.h: Likewise.
8051 * config/i386/xsaveoptintrin.h: Likewise.
8052 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
8053 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
8054 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
8055 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
8056 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
8057 * config/i386/immintrin.h: Here.
8059 2019-01-20 Martin Jambor <mjambor@suse.cz>
8062 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
8063 with aa_walk_budget.
8064 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
8065 aa_walk_budget_p parameter.
8066 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
8067 walk. Updated all callers.
8068 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
8069 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
8071 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
8072 parameter info. Extract info from fbi. Pass fbi to recursive calls
8073 and to unmodified_parm.
8074 (phi_result_unknown_predicate): New parameter fbi, removed parameter
8075 info, updated call to will_be_nonconstant_expr_predicate.
8076 (param_change_prob): New parameter fbi, limit AA walking.
8077 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
8078 calls to various above functions.
8079 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
8080 parameter. Use it to limit AA walking.
8081 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
8083 (detect_type_change): New parameter fbi, pass it on to
8084 detect_type_change_from_memory_writes.
8085 (detect_type_change_ssa): Likewise.
8086 (aa_overwalked): Removed.
8087 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
8088 accordingly, adjust to the neew AA limiting scheme.
8089 (parm_ref_data_preserved_p): Likewise.
8090 (ipa_compute_jump_functions_for_edge): Adjust call to
8092 (ipa_analyze_call_uses): Likewise.
8093 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
8094 (ipa_analyze_node): Initialize aa_walk_budget.
8095 (ipcp_transform_function): Likewise.
8096 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
8097 to get_dynamic_type.
8099 2019-01-19 Jakub Jelinek <jakub@redhat.com>
8101 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
8102 outside of #if CHECKING_P code.
8104 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
8106 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
8107 New function, split out from...
8108 (loop_versioning::analyze_stride): ...here.
8109 (loop_versioning::find_per_loop_multiplication): Use gassign.
8110 (loop_versioning::analyze_term_using_scevs): Return a success code.
8111 (loop_versioning::analyze_arbitrary_term): New function.
8112 (loop_versioning::analyze_address_fragment): Use
8113 analyze_arbitrary_term if all else fails.
8115 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
8118 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
8121 2019-01-18 Richard Biener <rguenther@suse.de>
8123 PR tree-optimization/88903
8124 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
8125 scalar stmts a SLP shift amount is composed of when detecting
8128 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
8131 * config/arm/arm-cpus.in (mp): New feature.
8133 (fgroup ARMv7ve): Add mp and sec features.
8134 (arch armv7-a): Add options to allow mp and sec extensions.
8135 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
8136 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
8137 extenstions to the base architecture.
8138 (cpu cortex-a8): Add sec extension to the base architecture.
8139 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
8140 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
8141 variants down to the base v7-a varaint.
8142 * config/arm/t-multilib (v7_a_arch_variants): New variable.
8143 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
8144 of permitted extensions for -march=armv7-a and for
8145 -mcpu=generic-armv7-a.
8147 2019-01-18 Martin Liska <mliska@suse.cz>
8149 * params.def: Fix comment.
8150 * tree-profile.c (gimple_init_gcov_profiler): Bump function
8152 (gimple_gen_ic_func_profiler): Likewise.
8154 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8156 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
8157 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
8158 and put in error checks for stack protector guard options.
8159 (aarch64_stack_protect_guard): New.
8160 (TARGET_STACK_PROTECT_GUARD): Define.
8161 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
8162 (reg_stack_protect_address<mode>): New.
8163 (stack_protect_set): Adjust for SSP_GLOBAL.
8164 (stack_protect_test): Likewise.
8165 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
8166 (-mstack-protector-guard): Likewise.
8167 (-mstack-protector-guard-offset): Likewise.
8169 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8171 PR tree-optimization/86214
8172 * tree-inline.h (struct copy_body_data): Add
8173 add_clobbers_to_eh_landing_pads member.
8174 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
8175 (copy_edges_for_bb): Call it if EH edge destination is <
8176 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
8177 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
8178 if flag_stack_reuse != SR_NONE and clear it afterwards.
8180 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
8183 * doc/install.texi (with-multilib-list): Document for aarch64.
8185 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8188 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
8189 (("..."))) with ("...").
8191 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
8193 * doc/extend.texi (Built-in Functions for Memory Model Aware
8194 Atomic Operations): Document atomic fetch and nand.
8196 2019-01-18 Martin Liska <mliska@suse.cz>
8197 Richard Biener <rguenther@suse.de>
8200 * cgraph.h (create_version_clone_with_body): Add new argument
8202 * cgraphclones.c (cgraph_node::create_version_clone): Add
8203 DECL_ATTRIBUTES to a newly created decl. And call
8204 valid_attribute_p so that proper cl_target_optimization_node
8205 is set for the newly created declaration.
8206 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
8208 (expand_target_clones): Do not call valid_attribute_p, it must
8210 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
8213 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8216 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
8217 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
8218 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
8220 2019-01-17 Martin Sebor <msebor@redhat.com>
8223 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
8224 Handle anti-ranges the same as no range at all.
8226 2018-01-17 Steve Ellcey <sellcey@cavium.com>
8228 * config/aarch64/aarch64.c (cgraph.h): New include.
8229 (intl.h): New include.
8230 (supported_simd_type): New function.
8231 (currently_supported_simd_type): Ditto.
8232 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
8233 (aarch64_simd_clone_adjust): Ditto.
8234 (aarch64_simd_clone_usable): Ditto.
8235 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
8236 (TARGET_SIMD_CLONE_ADJUST): Ditto.
8237 (TARGET_SIMD_CLONE_USABLE): Ditto.
8238 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
8239 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
8242 2019-01-17 Martin Sebor <msebor@redhat.com>
8244 PR tree-optimization/88800
8245 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
8246 NO_WARNING bit here. Avoid folding out-of-bounds calls.
8247 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
8248 redundant argument. Add new argument and issue diagnostics under
8249 its control. Detect out-of-bounds access even with warnings
8251 (check_bounds_or_overlap): Change return type. Add argument.
8252 (wrestrict_dom_walker::check_call): Adjust.
8253 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
8254 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
8255 check_bounds_or_overlap's return value.
8256 (handle_builtin_stxncpy): Same.
8257 (handle_builtin_strcat): Same.
8259 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8260 Kwok Cheung Yeung <kcy@codesourcery.com>
8261 Julian Brown <julian@codesourcery.com>
8262 Tom de Vries <tom@codesourcery.com>
8264 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
8266 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8268 * doc/sourcebuild.texi: Document dg-require-effective-target
8269 llvm_binutils and offload_gcn.
8271 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8272 Kwok Cheung Yeung <kcy@codesourcery.com>
8273 Julian Brown <julian@codesourcery.com>
8274 Tom de Vries <tom@codesourcery.com>
8276 * doc/sourcebuild.texi: Document dg-required-effective-target
8279 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8280 Kwok Cheung Yeung <kcy@codesourcery.com>
8281 Julian Brown <julian@codesourcery.com>
8282 Tom de Vries <tom@codesourcery.com>
8283 Jan Hubicka <hubicka@ucw.cz>
8284 Martin Jambor <mjambor@suse.cz>
8286 * config.gcc: Add amdgcn*-*-amdhsa configuration.
8287 * configure.ac: Check for dlopen.
8288 * configure: Regenerate.
8290 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8291 Kwok Cheung Yeung <kcy@codesourcery.com>
8292 Julian Brown <julian@codesourcery.com>
8293 Tom de Vries <tom@codesourcery.com>
8294 Jan Hubicka <hubicka@ucw.cz>
8295 Martin Jambor <mjambor@suse.cz>
8297 * common/config/gcn/gcn-common.c: New file.
8298 * config/gcn/driver-gcn.c: New file.
8299 * config/gcn/gcn-builtins.def: New file.
8300 * config/gcn/gcn-hsa.h: New file.
8301 * config/gcn/gcn-modes.def: New file.
8302 * config/gcn/gcn-opts.h: New file.
8303 * config/gcn/gcn-passes.def: New file.
8304 * config/gcn/gcn-protos.h: New file.
8305 * config/gcn/gcn-run.c: New file.
8306 * config/gcn/gcn-tree.c: New file.
8307 * config/gcn/gcn.c: New file.
8308 * config/gcn/gcn.h: New file.
8309 * config/gcn/gcn.opt: New file.
8310 * config/gcn/t-gcn-hsa: New file.
8312 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8313 Kwok Cheung Yeung <kcy@codesourcery.com>
8314 Julian Brown <julian@codesourcery.com>
8315 Tom de Vries <tom@codesourcery.com>
8316 Jan Hubicka <hubicka@ucw.cz>
8317 Martin Jambor <mjambor@suse.cz>
8319 * config/gcn/constraints.md: New file.
8320 * config/gcn/gcn-valu.md: New file.
8321 * config/gcn/gcn.md: New file.
8322 * config/gcn/predicates.md: New file.
8324 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
8326 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
8327 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
8328 (stmt_uses_0_or_null_in_undefined_way): Likewise.
8329 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
8331 2019-01-17 Tamar Christina <tamar.christina@arm.com>
8334 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
8335 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
8336 it and document registers.
8338 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8340 * config/aarch64/aarch64.c (ares_tunings): Define.
8341 * config/aarch64/aarch64-cores.def (ares): Use the above.
8343 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8347 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
8349 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
8350 (_mm512_fixupimm_round_pd): Update parameters and builtin.
8351 (_mm512_maskz_fixupimm_round_pd): Ditto.
8352 (_mm512_fixupimm_round_ps): Ditto.
8353 (_mm512_maskz_fixupimm_round_ps): Ditto.
8354 (_mm_fixupimm_round_sd): Ditto.
8355 (_mm_maskz_fixupimm_round_sd): Ditto.
8356 (_mm_fixupimm_round_ss): Ditto.
8357 (_mm_maskz_fixupimm_round_ss): Ditto.
8358 (_mm512_fixupimm_pd): Ditto.
8359 (_mm512_maskz_fixupimm_pd): Ditto.
8360 (_mm512_fixupimm_ps): Ditto.
8361 (_mm512_maskz_fixupimm_ps): Ditto.
8362 (_mm_fixupimm_sd): Ditto.
8363 (_mm_maskz_fixupimm_sd): Ditto.
8364 (_mm_fixupimm_ss): Ditto.
8365 (_mm_maskz_fixupimm_ss): Ditto.
8366 (_mm512_mask_fixupimm_round_pd): Update builtin.
8367 (_mm512_mask_fixupimm_round_ps): Ditto.
8368 (_mm_mask_fixupimm_round_sd): Ditto.
8369 (_mm_mask_fixupimm_round_ss): Ditto.
8370 (_mm512_mask_fixupimm_pd): Ditto.
8371 (_mm512_mask_fixupimm_ps): Ditto.
8372 (_mm_mask_fixupimm_sd): Ditto.
8373 (_mm_mask_fixupimm_ss): Ditto.
8374 * config/i386/avx512vlintrin.h:
8375 (_mm256_fixupimm_pd): Update parameters and builtin.
8376 (_mm256_maskz_fixupimm_pd): Ditto.
8377 (_mm256_fixupimm_ps): Ditto.
8378 (_mm256_maskz_fixupimm_ps): Ditto.
8379 (_mm_fixupimm_pd): Ditto.
8380 (_mm_maskz_fixupimm_pd): Ditto.
8381 (_mm_fixupimm_ps): Ditto.
8382 (_mm_maskz_fixupimm_ps): Ditto.
8383 (_mm256_mask_fixupimm_pd): Update builtin.
8384 (_mm256_mask_fixupimm_ps): Ditto.
8385 (_mm_mask_fixupimm_pd): Ditto.
8386 (_mm_mask_fixupimm_ps): Ditto.
8387 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
8388 * config/i386/i386-builtin.def: Update builtin definitions.
8389 * config/i386/i386.c: Handle new builtin types and remove useless ones.
8390 * config/i386/sse.md: Update VFIXUPIMM* patterns.
8391 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8392 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8393 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
8394 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8395 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8396 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
8397 * config/i386/subst.md:
8398 (round_saeonly_sd_mask_operand4): Add new subst_attr.
8399 (round_saeonly_sd_mask_op4): Ditto.
8400 (round_saeonly_expand_operand5): Ditto.
8401 (round_saeonly_expand): Update.
8403 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8407 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
8409 * config/i386/sse.md: Combine VFIXUPIMM* patterns
8410 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8411 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8412 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
8413 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8414 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8415 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
8417 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8421 2018-12-15 Jakub Jelinek <jakub@redhat.com>
8424 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
8425 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
8426 instead of UNSPEC_FIXUPIMM.
8428 2019-01-17 Richard Biener <rguenther@suse.de>
8431 * dwarf2out.c (want_pubnames): Never generate pubnames sections
8432 and friends for the LTO part of debug info.
8434 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8436 PR tree-optimization/86214
8437 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
8440 PR rtl-optimization/88870
8441 * dce.c (deletable_insn_p): Never delete const/pure calls that can
8442 throw if we can't alter the cfg or delete dead exceptions.
8443 (mark_insn): Don't call find_call_stack_args for such calls.
8445 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
8447 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
8448 prototypes for vec_st.
8449 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
8450 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
8451 mainly on signed/unsigned long long and double.
8453 2019-01-16 David Malcolm <dmalcolm@redhat.com>
8456 * combine.c (delete_noop_moves): Convert to "bool" return,
8457 returning true if any edges are eliminated.
8458 (combine_instructions): Also return true if delete_noop_moves
8461 2019-01-16 Tamar Christina <tamar.christina@arm.com>
8463 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
8464 correct max nunits for endian swap.
8465 (aarch64_expand_fcmla_builtin): Correct subreg code.
8466 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
8467 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
8470 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
8472 * config/alpha/alpha.c (alpha_gimplify_va_arg):
8473 Handle split indirect COMPLEX_TYPE arguments.
8475 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
8478 * config/aarch64/aarch64-modes.def: Add comment about how the carry
8479 bit is set by add and compare.
8480 (CC_ADC): New CC_MODE.
8481 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
8482 to cache the code and mode of X. Adjust the shape of a CC_Cmode
8483 comparison. Add detection for CC_ADCmode.
8484 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
8486 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
8487 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
8488 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
8489 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
8490 to eliminate the need for zero-extending the operands.
8491 (add<mode>3_compareC_imm): Delete. Merge into ...
8492 (add<mode>3_compareC): ... this. Restructure the comparison to
8493 eliminate the need for zero-extending the operands.
8494 (add<mode>3_carryin): Use LTU for the overflow detection.
8495 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
8496 Reexpress comparison for overflow.
8497 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
8498 (add<mode>3_carryinC): Likewise.
8499 (add<mode>3_carryinV): Use LTU for carry between partials.
8500 * config/aarch64/predicates.md (aarch64_carry_operation): Update
8501 handling of CC_Cmode and add CC_ADCmode.
8502 (aarch64_borrow_operation): Likewise.
8504 2019-01-16 Tamar Christina <tamar.christina@arm.com>
8506 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
8507 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
8508 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
8509 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
8511 2019-01-16 Martin Liska <mliska@suse.cz>
8513 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
8515 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
8517 * gcc.c (add_sysrooted_hdrs_prefix): New function.
8518 (path_prefix_reset): Move up in the source file.
8519 (find_fortran_preinclude_file): Make complex search for the
8520 fortran header files.
8522 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
8524 * godump.c (go_output_typedef): When outputting a typedef, refer
8525 to the underlying type by its name and not its structure.
8527 2019-01-15 David Malcolm <dmalcolm@redhat.com>
8530 * tree.c (build_function_type): Assert that arg_types is not
8533 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
8536 * doc/extend.texi: Document that listing the stack pointer in the
8537 clobber list of an asm is a deprecated feature.
8538 * common.opt (Wdeprecated): Moved from c-family/c.opt.
8539 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
8540 warning instead of an error for clobbers of the stack pointer.
8541 Add a note explaining why.
8543 2019-01-15 Richard Biener <rguenther@suse.de>
8546 * dwarf2out.c (gen_member_die): Do not generate inheritance
8549 2019-01-15 Richard Biener <rguenther@suse.de>
8551 PR tree-optimization/88855
8552 * tree-if-conv.c (combine_blocks): Collect
8553 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
8555 2019-01-15 Tom de Vries <tdevries@suse.de>
8558 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
8559 lhs == NULL_TREE for gang-level reduction.
8561 2019-01-15 Richard Biener <rguenther@suse.de>
8562 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8565 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
8566 return true if SSA_NAME is already marked in visited bitmap.
8567 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
8569 2019-01-15 Jakub Jelinek <jakub@redhat.com>
8571 PR tree-optimization/88775
8572 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
8573 equal == 0 equality pointer comparisons some more if compared in
8574 integral types and either one points to an automatic var and the
8575 other to a global, or we can prove at least one points to the middle
8576 or both point to start or both point to end.
8578 2019-01-14 Andi Kleen <ak@linux.intel.com>
8580 * Makefile.in: Lower autofdo sampling rate by 10x.
8581 * Makefile.tpl: Dito.
8583 2019-01-14 Tom Honermann <tom@honermann.net>
8585 * defaults.h: Define CHAR8_TYPE.
8587 2019-01-14 Martin Sebor <msebor@redhat.com>
8590 * doc/extend.texi (Darwin Format Checks): Clarify.
8592 2019-01-14 Richard Biener <rguenther@suse.de>
8594 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
8595 whether we are in (simplify ...) or (match ...) context.
8597 2019-01-14 Jakub Jelinek <jakub@redhat.com>
8599 PR rtl-optimization/88796
8600 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
8601 * cfgexpand.c (stack_protect_prologue): Initialize
8602 crtl->stack_protect_guard_decl.
8603 * function.c (stack_protect_epilogue): Use it instead of calling
8604 targetm.stack_protect_guard again.
8605 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
8606 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
8607 crtl->stack_protect_guard_decl.
8608 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
8609 on the returned MEM_EXPR.
8611 2019-01-12 Tom de Vries <tdevries@suse.de>
8613 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
8614 vector length using -fopenacc-dim.
8616 2019-01-12 Tom de Vries <tdevries@suse.de>
8618 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
8619 lengths into account.
8621 2019-01-12 Svante Signell <svante.signell@gmail.com>
8623 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
8624 (TARGET_CAN_SPLIT_STACK): Define.
8625 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
8627 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
8629 * params.def (inline-unit-growth): Set to 40.
8631 2019-01-12 Jakub Jelinek <jakub@redhat.com>
8633 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
8635 2019-01-12 Tom de Vries <tdevries@suse.de>
8637 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
8638 region calling vector-partitionable routine, set default_vector_length
8641 2019-01-12 Tom de Vries <tdevries@suse.de>
8643 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
8644 variable default_vector_length.
8646 2019-01-12 Tom de Vries <tdevries@suse.de>
8649 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
8650 from oacc_default_dims, as oacc_validate_dims would do it, and apply
8653 2019-01-12 Tom de Vries <tdevries@suse.de>
8655 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
8656 (nvptx_goacc_validate_dims): Add used parameter.
8657 * doc/tm.texi: Regenerate.
8658 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
8659 argument to call to targetm.goacc.validate_dims.
8660 (default_goacc_validate_dims): Add used
8662 * target.def (validate_dims): Add used parameter in DEFHOOK.
8663 * targhooks.h (default_goacc_validate_dims): Add used parameter.
8665 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8669 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
8671 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
8672 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
8673 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
8674 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
8676 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
8678 PR rtl-optimization/87305
8680 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
8681 for little endian pseudos used as paradoxical subreg.
8683 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8685 PR tree-optimization/88693
8686 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
8687 for STRING_CSTs that don't contain any NUL characters in the first
8688 TREE_STRING_LENGTH bytes.
8690 2019-01-11 Alan Modra <amodra@gmail.com>
8694 * genattrtab.c (min_fn): Don't translate values.
8695 (min_attr_value): Return INT_MAX when the value can't be calculated.
8696 Return minimum among any values that can be calculated.
8697 (max_attr_value): Adjust.
8699 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8701 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
8703 2019-01-11 Steve Ellcey <sellcey@marvell.com>
8705 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
8706 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
8707 (aarch64_return_call_with_max_clobbers): New function.
8708 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
8709 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
8711 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
8712 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
8713 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
8714 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
8715 * cselib.c (cselib_process_insn): Add argument to
8716 targetm.hard_regno_call_part_clobbered call.
8717 * ira-conflicts.c (ira_build_conflicts): Ditto.
8718 * ira-costs.c (ira_tune_allocno_costs): Ditto.
8719 * lra-constraints.c (inherit_reload_reg): Ditto.
8720 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
8721 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
8722 argument. Call targetm.return_call_with_max_clobbers.
8723 Add argument to targetm.hard_regno_call_part_clobbered call.
8724 (calls_have_same_clobbers_p): New function.
8725 (process_bb_lives): Add call_insn and last_call_insn variables.
8726 Pass call_insn to check_pseudos_live_through_calls.
8727 Modify if stmt to check targetm.return_call_with_max_clobbers.
8728 Update setting of flush variable.
8729 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
8731 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
8732 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
8733 targetm.hard_regno_call_part_clobbered call.
8734 * reginfo.c (choose_hard_reg_mode): Ditto.
8735 * regrename.c (check_new_reg_p): Ditto.
8736 * reload.c (find_equiv_reg): Ditto.
8737 * reload1.c (emit_reload_insns): Ditto.
8738 * sched-deps.c (deps_analyze_insn): Ditto.
8739 * sel-sched.c (init_regs_for_mode): Ditto.
8740 (mark_unavailable_hard_regs): Ditto.
8741 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
8742 * target.def (hard_regno_call_part_clobbered): Add insn argument.
8743 (return_call_with_max_clobbers): New target function.
8744 * doc/tm.texi: Regenerate.
8745 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
8746 * hooks.c (hook_bool_uint_mode_false): Change to
8747 hook_bool_insn_uint_mode_false.
8748 * hooks.h (hook_bool_uint_mode_false): Ditto.
8750 2019-01-11 Steve Ellcey <sellcey@marvell.com>
8752 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
8753 (aarch64_remove_extra_call_preserved_regs): New function.
8754 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
8755 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
8756 * doc/tm.texi: Regenerate.
8757 * final.c (get_call_reg_set_usage): Call new hook.
8758 * target.def (remove_extra_call_preserved_regs): New hook.
8759 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
8760 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
8762 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8765 * passes.c (finish_optimization_passes): Call print_combine_total_stats
8766 inside of pass_combine_1 dump rather than pass_profile_1.
8768 2019-01-11 Tom de Vries <tdevries@suse.de>
8770 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
8771 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
8772 (PTX_NUM_PER_WORKER_BARRIERS): Define.
8773 (nvptx_apply_dim_limits): Prevent vector_length 64 and
8776 2019-01-11 Tom de Vries <tdevries@suse.de>
8778 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
8780 2019-01-11 Jan Beulich <jbeulich@suse.com>
8782 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
8783 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
8784 sse2_cvtsi2sd): Add {l}.
8785 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
8788 2019-01-10 Jakub Jelinek <jakub@redhat.com>
8791 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
8793 (*float<floatunssuffix>v2div2sf2): New define_insn.
8794 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
8795 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
8796 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
8797 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
8798 match_operands with "const0_operand" "C".
8800 2019-01-10 Tamar Christina <tamar.christina@arm.com>
8802 * config/aarch64/aarch64-builtins.c
8803 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
8804 (aarch64_init_simd_builtins): ...Here
8806 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
8808 PR rtl-optimization/87305
8810 (setup_live_pseudos_and_spill_after_risky_transforms): Check
8811 allocation for big endian pseudos used as paradoxical subregs and
8812 spill them if it is wrong.
8813 * lra-constraints.c (lra_constraints): Add a comment.
8815 2019-01-10 Richard Biener <rguenther@suse.de>
8817 PR tree-optimization/88792
8818 * tree-ssa-pre.c (get_representative_for): Do not return a
8821 2019-01-10 Jakub Jelinek <jakub@redhat.com>
8825 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
8826 (assign_parm_setup_block): Do the argument slot realignment here
8829 2019-01-10 Stefan Agner <stefan@agner.ch>
8832 * config/arm/arm.c (arm_option_override_internal): Force
8833 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
8835 2019-01-10 Jakub Jelinek <jakub@redhat.com>
8838 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
8841 2019-01-10 Tamar Christina <tamar.christina@arm.com>
8843 * config/arm/arm-builtins.c
8844 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
8845 (MAC_LANE_PAIR_QUALIFIERS): New.
8846 (arm_expand_builtin_args): Use it.
8847 (arm_expand_builtin_1): Likewise.
8848 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
8849 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
8850 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
8851 * config/arm/arm_neon.h:
8852 (vcadd_rot90_f16): New.
8853 (vcaddq_rot90_f16): New.
8854 (vcadd_rot270_f16): New.
8855 (vcaddq_rot270_f16): New.
8858 (vcmla_lane_f16): New.
8859 (vcmla_laneq_f16): New.
8860 (vcmlaq_lane_f16): New.
8861 (vcmlaq_laneq_f16): New.
8862 (vcmla_rot90_f16): New.
8863 (vcmlaq_rot90_f16): New.
8864 (vcmla_rot90_lane_f16): New.
8865 (vcmla_rot90_laneq_f16): New.
8866 (vcmlaq_rot90_lane_f16): New.
8867 (vcmlaq_rot90_laneq_f16): New.
8868 (vcmla_rot180_f16): New.
8869 (vcmlaq_rot180_f16): New.
8870 (vcmla_rot180_lane_f16): New.
8871 (vcmla_rot180_laneq_f16): New.
8872 (vcmlaq_rot180_lane_f16): New.
8873 (vcmlaq_rot180_laneq_f16): New.
8874 (vcmla_rot270_f16): New.
8875 (vcmlaq_rot270_f16): New.
8876 (vcmla_rot270_lane_f16): New.
8877 (vcmla_rot270_laneq_f16): New.
8878 (vcmlaq_rot270_lane_f16): New.
8879 (vcmlaq_rot270_laneq_f16): New.
8880 (vcadd_rot90_f32): New.
8881 (vcaddq_rot90_f32): New.
8882 (vcadd_rot270_f32): New.
8883 (vcaddq_rot270_f32): New.
8886 (vcmla_lane_f32): New.
8887 (vcmla_laneq_f32): New.
8888 (vcmlaq_lane_f32): New.
8889 (vcmlaq_laneq_f32): New.
8890 (vcmla_rot90_f32): New.
8891 (vcmlaq_rot90_f32): New.
8892 (vcmla_rot90_lane_f32): New.
8893 (vcmla_rot90_laneq_f32): New.
8894 (vcmlaq_rot90_lane_f32): New.
8895 (vcmlaq_rot90_laneq_f32): New.
8896 (vcmla_rot180_f32): New.
8897 (vcmlaq_rot180_f32): New.
8898 (vcmla_rot180_lane_f32): New.
8899 (vcmla_rot180_laneq_f32): New.
8900 (vcmlaq_rot180_lane_f32): New.
8901 (vcmlaq_rot180_laneq_f32): New.
8902 (vcmla_rot270_f32): New.
8903 (vcmlaq_rot270_f32): New.
8904 (vcmla_rot270_lane_f32): New.
8905 (vcmla_rot270_laneq_f32): New.
8906 (vcmlaq_rot270_lane_f32): New.
8907 (vcmlaq_rot270_laneq_f32): New.
8908 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
8909 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
8910 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
8911 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
8912 vcmlaq_lane270): New.
8913 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
8914 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
8915 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
8916 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
8917 (arm_option_reconfigure_globals): Use them.
8918 * config/arm/iterators.md (VDF, VQ_HSF): New.
8919 (VCADD, VCMLA): New.
8920 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
8921 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
8923 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
8924 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
8926 2019-01-10 Tamar Christina <tamar.christina@arm.com>
8928 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
8929 Add qualifier_lane_pair_index.
8930 (emit-rtl.h): Include.
8931 (TYPES_QUADOP_LANE_PAIR): New.
8932 (aarch64_simd_expand_args): Use it.
8933 (aarch64_simd_expand_builtin): Likewise.
8934 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
8936 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
8937 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
8938 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
8939 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
8940 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
8941 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
8942 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
8943 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
8944 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
8945 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
8946 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
8947 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
8948 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
8949 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
8950 Add __ARM_FEATURE_COMPLEX.
8951 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
8952 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
8953 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
8954 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
8955 fcmlaq_lane270): New.
8956 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
8957 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
8958 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
8959 * config/aarch64/arm_neon.h:
8960 (vcadd_rot90_f16): New.
8961 (vcaddq_rot90_f16): New.
8962 (vcadd_rot270_f16): New.
8963 (vcaddq_rot270_f16): New.
8966 (vcmla_lane_f16): New.
8967 (vcmla_laneq_f16): New.
8968 (vcmlaq_lane_f16): New.
8969 (vcmlaq_rot90_lane_f16): New.
8970 (vcmla_rot90_laneq_f16): New.
8971 (vcmla_rot90_lane_f16): New.
8972 (vcmlaq_rot90_f16): New.
8973 (vcmla_rot90_f16): New.
8974 (vcmlaq_laneq_f16): New.
8975 (vcmla_rot180_laneq_f16): New.
8976 (vcmla_rot180_lane_f16): New.
8977 (vcmlaq_rot180_f16): New.
8978 (vcmla_rot180_f16): New.
8979 (vcmlaq_rot90_laneq_f16): New.
8980 (vcmlaq_rot270_laneq_f16): New.
8981 (vcmlaq_rot270_lane_f16): New.
8982 (vcmla_rot270_laneq_f16): New.
8983 (vcmlaq_rot270_f16): New.
8984 (vcmla_rot270_f16): New.
8985 (vcmlaq_rot180_laneq_f16): New.
8986 (vcmlaq_rot180_lane_f16): New.
8987 (vcmla_rot270_lane_f16): New.
8988 (vcadd_rot90_f32): New.
8989 (vcaddq_rot90_f32): New.
8990 (vcaddq_rot90_f64): New.
8991 (vcadd_rot270_f32): New.
8992 (vcaddq_rot270_f32): New.
8993 (vcaddq_rot270_f64): New.
8997 (vcmla_lane_f32): New.
8998 (vcmla_laneq_f32): New.
8999 (vcmlaq_lane_f32): New.
9000 (vcmlaq_laneq_f32): New.
9001 (vcmla_rot90_f32): New.
9002 (vcmlaq_rot90_f32): New.
9003 (vcmlaq_rot90_f64): New.
9004 (vcmla_rot90_lane_f32): New.
9005 (vcmla_rot90_laneq_f32): New.
9006 (vcmlaq_rot90_lane_f32): New.
9007 (vcmlaq_rot90_laneq_f32): New.
9008 (vcmla_rot180_f32): New.
9009 (vcmlaq_rot180_f32): New.
9010 (vcmlaq_rot180_f64): New.
9011 (vcmla_rot180_lane_f32): New.
9012 (vcmla_rot180_laneq_f32): New.
9013 (vcmlaq_rot180_lane_f32): New.
9014 (vcmlaq_rot180_laneq_f32): New.
9015 (vcmla_rot270_f32): New.
9016 (vcmlaq_rot270_f32): New.
9017 (vcmlaq_rot270_f64): New.
9018 (vcmla_rot270_lane_f32): New.
9019 (vcmla_rot270_laneq_f32): New.
9020 (vcmlaq_rot270_lane_f32): New.
9021 (vcmlaq_rot270_laneq_f32): New.
9022 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
9023 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
9024 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
9025 (FCADD, FCMLA): New.
9027 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
9029 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9033 * config/pa/pa.c: Change "can not" to "cannot".
9034 * gimple-ssa-evrp-analyze.c: Likewise.
9035 * ipa-icf.c: Likewise.
9036 * ipa-polymorphic-call.c: Likewise.
9037 * ipa-pure-const.c: Likewise.
9038 * lra-constraints.c: Likewise.
9039 * lra-remat.c: Likewise.
9040 * reload1.c: Likewise.
9041 * reorg.c: Likewise.
9042 * tree-ssa-uninit.c: Likewise.
9044 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9048 * Makefile.in: Mechanically replace "can not" with "cannot".
9049 * alias.c: Likewise.
9050 * builtins.c: Likewise.
9051 * calls.c: Likewise.
9052 * cgraph.c: Likewise.
9053 * cgraph.h: Likewise.
9054 * cgraphclones.c: Likewise.
9055 * cgraphunit.c: Likewise.
9056 * combine-stack-adj.c: Likewise.
9057 * combine.c: Likewise.
9058 * common/config/i386/i386-common.c: Likewise.
9059 * config/aarch64/aarch64.c: Likewise.
9060 * config/alpha/sync.md: Likewise.
9061 * config/arc/arc.c: Likewise.
9062 * config/arc/predicates.md: Likewise.
9063 * config/arm/arm-c.c: Likewise.
9064 * config/arm/arm.c: Likewise.
9065 * config/arm/arm.h: Likewise.
9066 * config/arm/arm.md: Likewise.
9067 * config/arm/cortex-r4f.md: Likewise.
9068 * config/csky/csky.c: Likewise.
9069 * config/csky/csky.h: Likewise.
9070 * config/darwin-f.c: Likewise.
9071 * config/epiphany/epiphany.md: Likewise.
9072 * config/i386/i386.c: Likewise.
9073 * config/i386/sol2.h: Likewise.
9074 * config/m68k/m68k.c: Likewise.
9075 * config/mcore/mcore.h: Likewise.
9076 * config/microblaze/microblaze.md: Likewise.
9077 * config/mips/20kc.md: Likewise.
9078 * config/mips/sb1.md: Likewise.
9079 * config/nds32/nds32.c: Likewise.
9080 * config/nds32/predicates.md: Likewise.
9081 * config/pa/pa.c: Likewise.
9082 * config/rs6000/e300c2c3.md: Likewise.
9083 * config/rs6000/rs6000.c: Likewise.
9084 * config/s390/s390.h: Likewise.
9085 * config/sh/sh.c: Likewise.
9086 * config/sh/sh.md: Likewise.
9087 * config/spu/vmx2spu.h: Likewise.
9088 * cprop.c: Likewise.
9089 * dbxout.c: Likewise.
9090 * df-scan.c: Likewise.
9091 * doc/cfg.texi: Likewise.
9092 * doc/extend.texi: Likewise.
9093 * doc/fragments.texi: Likewise.
9094 * doc/gty.texi: Likewise.
9095 * doc/invoke.texi: Likewise.
9096 * doc/lto.texi: Likewise.
9097 * doc/md.texi: Likewise.
9098 * doc/objc.texi: Likewise.
9099 * doc/rtl.texi: Likewise.
9100 * doc/tm.texi: Likewise.
9102 * emit-rtl.c: Likewise.
9103 * emit-rtl.h: Likewise.
9104 * except.c: Likewise.
9105 * expmed.c: Likewise.
9107 * fold-const.c: Likewise.
9108 * genautomata.c: Likewise.
9109 * gimple-fold.c: Likewise.
9110 * hard-reg-set.h: Likewise.
9111 * ifcvt.c: Likewise.
9112 * ipa-comdats.c: Likewise.
9113 * ipa-cp.c: Likewise.
9114 * ipa-devirt.c: Likewise.
9115 * ipa-fnsummary.c: Likewise.
9116 * ipa-icf.c: Likewise.
9117 * ipa-inline-transform.c: Likewise.
9118 * ipa-inline.c: Likewise.
9119 * ipa-polymorphic-call.c: Likewise.
9120 * ipa-profile.c: Likewise.
9121 * ipa-prop.c: Likewise.
9122 * ipa-pure-const.c: Likewise.
9123 * ipa-reference.c: Likewise.
9124 * ipa-split.c: Likewise.
9125 * ipa-visibility.c: Likewise.
9127 * ira-build.c: Likewise.
9128 * ira-color.c: Likewise.
9129 * ira-conflicts.c: Likewise.
9130 * ira-costs.c: Likewise.
9131 * ira-int.h: Likewise.
9132 * ira-lives.c: Likewise.
9135 * loop-invariant.c: Likewise.
9136 * loop-unroll.c: Likewise.
9137 * lower-subreg.c: Likewise.
9138 * lra-assigns.c: Likewise.
9139 * lra-constraints.c: Likewise.
9140 * lra-eliminations.c: Likewise.
9141 * lra-lives.c: Likewise.
9142 * lra-remat.c: Likewise.
9143 * lra-spills.c: Likewise.
9145 * lto-cgraph.c: Likewise.
9146 * lto-streamer-out.c: Likewise.
9147 * postreload-gcse.c: Likewise.
9148 * predict.c: Likewise.
9149 * profile-count.h: Likewise.
9150 * profile.c: Likewise.
9151 * recog.c: Likewise.
9153 * reload.c: Likewise.
9154 * reload1.c: Likewise.
9155 * reorg.c: Likewise.
9156 * resource.c: Likewise.
9157 * rtl.def: Likewise.
9159 * rtlanal.c: Likewise.
9160 * sched-deps.c: Likewise.
9161 * sched-ebb.c: Likewise.
9162 * sched-rgn.c: Likewise.
9163 * sel-sched-ir.c: Likewise.
9164 * sel-sched.c: Likewise.
9165 * shrink-wrap.c: Likewise.
9166 * simplify-rtx.c: Likewise.
9167 * symtab.c: Likewise.
9168 * target.def: Likewise.
9169 * toplev.c: Likewise.
9170 * tree-call-cdce.c: Likewise.
9171 * tree-cfg.c: Likewise.
9172 * tree-complex.c: Likewise.
9173 * tree-core.h: Likewise.
9174 * tree-eh.c: Likewise.
9175 * tree-inline.c: Likewise.
9176 * tree-loop-distribution.c: Likewise.
9177 * tree-nrv.c: Likewise.
9178 * tree-profile.c: Likewise.
9179 * tree-sra.c: Likewise.
9180 * tree-ssa-alias.c: Likewise.
9181 * tree-ssa-dce.c: Likewise.
9182 * tree-ssa-dom.c: Likewise.
9183 * tree-ssa-forwprop.c: Likewise.
9184 * tree-ssa-loop-im.c: Likewise.
9185 * tree-ssa-loop-ivcanon.c: Likewise.
9186 * tree-ssa-loop-ivopts.c: Likewise.
9187 * tree-ssa-loop-niter.c: Likewise.
9188 * tree-ssa-phionlycprop.c: Likewise.
9189 * tree-ssa-phiopt.c: Likewise.
9190 * tree-ssa-propagate.c: Likewise.
9191 * tree-ssa-threadedge.c: Likewise.
9192 * tree-ssa-threadupdate.c: Likewise.
9193 * tree-ssa-uninit.c: Likewise.
9194 * tree-ssanames.c: Likewise.
9195 * tree-streamer-out.c: Likewise.
9198 * vr-values.c: Likewise.
9200 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
9202 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
9203 (ix86_split_xorsign): Ditto.
9204 * config/i386/i386.c (ix86_expand_xorsign): New function.
9205 (ix86_split_xorsign): Ditto.
9206 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
9207 (xorsign<mode>3): New expander.
9208 (xorsign<mode>3_1): New insn_and_split pattern.
9209 * config/i386/sse.md (xorsign<mode>3): New expander.
9211 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9213 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
9214 (*tablejump_sp64): Likewise.
9215 (*tablejump<P:mode>): ...this.
9216 (*call_address_sp32): Merge into...
9217 (*call_address_sp64): Likewise.
9218 (*call_address<P:mode>): ...this.
9219 (*call_symbolic_sp32): Merge into...
9220 (*call_symbolic_sp64): Likewise.
9221 (*call_symbolic<P:mode>): ...this.
9222 (call_value): Remove constraint and add predicate.
9223 (*call_value_address_sp32): Merge into...
9224 (*call_value_address_sp64): Likewise.
9225 (*call_value_address<P:mode>): ...this.
9226 (*call_value_symbolic_sp32): Merge into...
9227 (*call_value_symbolic_sp64): Likewise.
9228 (*call_value_symbolic<P:mode>): ...this.
9229 (*sibcall_symbolic_sp32): Merge into...
9230 (*sibcall_symbolic_sp64): Likewise.
9231 (*sibcall_symbolic<P:mode>): ...this.
9232 (sibcall_value): Remove constraint and add predicate.
9233 (*sibcall_value_symbolic_sp32): Merge into...
9234 (*sibcall_value_symbolic_sp64): Likewise.
9235 (*sibcall_value_symbolic<P:mode>): ...this.
9236 (window_save): Minor tweak.
9237 (*branch_sp32): Merge into...
9238 (*branch_sp64): Likewise.
9239 (*branch<P:mode>): ...this.
9241 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9242 James Clarke <jrtc27@jrtc27.com>
9245 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
9246 consistently in TLS address generation and adjust code to the renaming
9247 of patterns. Mark calls to __tls_get_addr as const.
9248 * config/sparc/sparc.md (tgd_hi22): Turn into...
9249 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
9250 (tgd_lo10): Turn into...
9251 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
9252 (tgd_add32): Merge into...
9253 (tgd_add64): Likewise.
9254 (tgd_add<P:mode>): ...this and use Pmode throughout.
9255 (tldm_hi22): Turn into...
9256 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
9257 (tldm_lo10): Turn into...
9258 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
9259 (tldm_add32): Merge into...
9260 (tldm_add64): Likewise.
9261 (tldm_add<P:mode>): ...this and use Pmode throughout.
9262 (tldm_call32): Merge into...
9263 (tldm_call64): Likewise.
9264 (tldm_call<P:mode>): ...this and use Pmode throughout.
9265 (tldo_hix22): Turn into...
9266 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
9267 (tldo_lox10): Turn into...
9268 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
9269 (tldo_add32): Merge into...
9270 (tldo_add64): Likewise.
9271 (tldo_add<P:mode>): ...this and use Pmode throughout.
9272 (tie_hi22): Turn into...
9273 (tie_hi22<P:mode>): ...this and use Pmode throughout.
9274 (tie_lo10): Turn into...
9275 (tie_lo10<P:mode>): ...this and use Pmode throughout.
9276 (tie_ld64): Use DImode throughout.
9277 (tie_add32): Merge into...
9278 (tie_add64): Likewise.
9279 (tie_add<P:mode>): ...this and use Pmode throughout.
9280 (tle_hix22_sp32): Merge into...
9281 (tle_hix22_sp64): Likewise.
9282 (tle_hix22<P:mode>): ...this and use Pmode throughout.
9283 (tle_lox22_sp32): Merge into...
9284 (tle_lox22_sp64): Likewise.
9285 (tle_lox22<P:mode>): ...this and use Pmode throughout.
9286 (*tldo_ldub_sp32): Merge into...
9287 (*tldo_ldub_sp64): Likewise.
9288 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
9289 (*tldo_ldub1_sp32): Merge into...
9290 (*tldo_ldub1_sp64): Likewise.
9291 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
9292 (*tldo_ldub2_sp32): Merge into...
9293 (*tldo_ldub2_sp64): Likewise.
9294 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
9295 (*tldo_ldsb1_sp32): Merge into...
9296 (*tldo_ldsb1_sp64): Likewise.
9297 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
9298 (*tldo_ldsb2_sp32): Merge into...
9299 (*tldo_ldsb2_sp64): Likewise.
9300 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
9301 (*tldo_ldub3_sp64): Use DImode throughout.
9302 (*tldo_ldsb3_sp64): Likewise.
9303 (*tldo_lduh_sp32): Merge into...
9304 (*tldo_lduh_sp64): Likewise.
9305 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
9306 (*tldo_lduh1_sp32): Merge into...
9307 (*tldo_lduh1_sp64): Likewise.
9308 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
9309 (*tldo_ldsh1_sp32): Merge into...
9310 (*tldo_ldsh1_sp64): Likewise.
9311 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
9312 (*tldo_lduh2_sp64): Use DImode throughout.
9313 (*tldo_ldsh2_sp64): Likewise.
9314 (*tldo_lduw_sp32): Merge into...
9315 (*tldo_lduw_sp64): Likewise.
9316 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
9317 (*tldo_lduw1_sp64): Use DImode throughout.
9318 (*tldo_ldsw1_sp64): Likewise.
9319 (*tldo_ldx_sp64): Likewise.
9320 (*tldo_stb_sp32): Merge into...
9321 (*tldo_stb_sp64): Likewise.
9322 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
9323 (*tldo_sth_sp32): Merge into...
9324 (*tldo_sth_sp64): Likewise.
9325 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
9326 (*tldo_stw_sp32): Merge into...
9327 (*tldo_stw_sp64): Likewise.
9328 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
9329 (*tldo_stx_sp64): Use DImode throughout.
9331 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9333 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
9334 check configure option to set BTI and Return Address Signing.
9335 * configure.ac: Add --enable-standard-branch-protection and
9336 --disable-standard-branch-protection.
9337 * configure: Regenerated.
9338 * doc/install.texi: Document the same.
9340 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9341 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9343 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
9344 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
9345 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
9347 * config/aarch64/aarch64-bti-insert.c: New file.
9348 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
9350 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
9352 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
9353 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
9354 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
9355 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
9357 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9359 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
9360 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
9361 Disable bti for -mbranch-protection=none.
9362 (aarch64_handle_standard_branch_protection): Enable bti for
9363 -mbranch-protection=standard.
9364 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
9365 -mbranch-protection.
9366 (aarch64_bti_enabled): Check if bti is enabled.
9367 * config/aarch64/aarch64.opt: Declare target variable.
9368 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
9370 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9372 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
9373 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
9374 (aarch64_expand_epilogue): Likewise.
9375 (aarch64_output_mi_thunk): Likewise
9376 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
9377 TAILCALL_ADDR_REGS to x16 and x17.
9378 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
9380 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9382 * config/aarch64/aarch64-option-extensions.def: Define
9383 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
9384 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
9385 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
9386 (AARCH64_FL_PREDRES): New.
9387 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
9388 AARCH64_FL_PREDRES by default.
9389 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
9391 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9393 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
9395 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
9396 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
9397 * doc/invoke.texi: Document ARMv8.5-A.
9399 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
9401 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
9402 (xorsign<mode>3): Likewise.
9404 2019-01-09 Jelinek <jakub@redhat.com>
9407 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
9408 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
9410 PR rtl-optimization/88331
9411 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
9412 not currently_expanding_to_rtl.
9414 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9416 * doc/invoke.texi (-Os): Remove trailing spaces.
9417 (-finline-functions): Remove reference to -O2.
9419 2019-01-08 Jakub Jelinek <jakub@redhat.com>
9421 PR rtl-optimization/79593
9422 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
9424 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
9425 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
9427 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
9430 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
9434 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
9435 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
9437 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
9440 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
9441 ix86_avx_u128_mode_entry.
9443 2019-01-08 Martin Liska <mliska@suse.cz>
9445 PR tree-optimization/88753
9446 * tree-switch-conversion.c (switch_conversion::build_one_array):
9447 Come up with local variable constructor. Convert first to
9448 type of constructor values.
9450 2019-01-08 Richard Biener <rguenther@suse.de>
9452 PR tree-optimization/86554
9453 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
9454 rpo_avail): Move earlier.
9455 (visit_nary_op): When value-numbering to expressions
9456 with different overflow behavior make sure there's an
9457 available expression on the path.
9459 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
9461 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
9462 aarch64_parse_branch_protection,
9463 struct aarch64_branch_protect_type,
9464 aarch64_handle_no_branch_protection,
9465 aarch64_handle_standard_branch_protection,
9466 aarch64_validate_mbranch_protection,
9467 aarch64_handle_pac_ret_protection,
9468 aarch64_handle_attr_branch_protection,
9469 accepted_branch_protection_string,
9470 aarch64_pac_ret_subtypes,
9471 aarch64_branch_protect_types,
9472 aarch64_handle_pac_ret_leaf): Define.
9473 (aarch64_override_options_after_change_1, aarch64_override_options):
9474 Add check for accepted_branch_protection_string.
9475 (aarch64_option_save): Save accepted_branch_protection_string.
9476 (aarch64_option_restore): Save accepted_branch_protection_string.
9477 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
9478 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
9479 msign-return-address.
9480 * doc/invoke.texi: Add mbranch-protection.
9482 2019-01-08 Alan Modra <amodra@gmail.com>
9485 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
9486 Delete "unknownp" parameter. Adjust callers. Handle
9487 CONST_INT, PLUS, MINUS, and MULT.
9488 (attr_value_aligned): Renamed from or_attr_value.
9489 (min_attr_value): Return INT_MIN for unhandled rtl case..
9490 (min_fn): ..and translate to INT_MAX here.
9491 (write_length_unit_log): Modify to cope without "unknown".
9492 (write_attr_value): Handle IF_THEN_ELSE.
9494 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9496 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
9497 optimization for masked stores.
9499 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9502 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
9503 output vector directly to duplicate_and_interleave instead of
9504 going through a temporary. Postpone insertion of ctor_seq to
9505 the end of the loop.
9507 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
9510 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
9511 unsigned_p. Handle signed and unsigned overflow correction as
9513 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
9515 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
9517 (add<mode>3_compareV_imm): Make this callable for expanding.
9518 (subv<GPI:mode>4): Use register_operand for operand 1. Use
9519 aarch64_plus_operand for operand 2.
9520 (subv<GPI:mode>_insn): New insn pattern.
9521 (subv<GPI:mode>_imm): Likewise.
9522 (negv<GPI:mode>3): New expand pattern.
9523 (negv<GPI:mode>_insn): New insn pattern.
9524 (negv<GPI:mode>_cmp_only): Likewise.
9525 (cmpv<GPI:mode>_insn): Likewise.
9526 (subvti4): Use register_operand for operand 1. Update call to
9527 aarch64_expand_subvti.
9528 (usubvti4): Likewise.
9529 (negvti3): New expand pattern.
9530 (negdi_carryout): New insn pattern.
9531 (negvdi_carryinV): New insn pattern.
9532 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
9533 version the named version.
9534 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
9536 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
9538 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
9540 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
9541 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
9542 (sub<mode>3_carryinCV): Delete.
9543 (sub<GPI:mode>3_carryinV): New expand pattern.
9544 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
9546 2019-01-07 Richard Biener <rguenther@suse.de>
9548 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
9549 of tree_operand_hash.
9551 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9553 PR tree-optimization/88598
9554 * tree.h (single_nonzero_element): Declare.
9555 * tree.c (single_nonzero_element): New function.
9556 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
9557 if I is the only nonzero element of CST.
9559 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9561 PR tree-optimization/88598
9562 * tree.h (initializer_each_zero_or_onep): Declare.
9563 * tree.c (initializer_each_zero_or_onep): New function.
9564 (signed_or_unsigned_type_for): Handle float types too.
9565 (unsigned_type_for, signed_type_for): Update comments accordingly.
9566 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
9567 x & { 0 or -1, 0 or -1, ... }.
9569 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
9571 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
9572 with x86_64-pc-linux-gnu.
9574 2019-01-07 Tom de Vries <tdevries@suse.de>
9577 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
9579 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
9582 2019-01-07 Jakub Jelinek <jakub@redhat.com>
9584 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
9585 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
9586 TARGET_AVX512F as condition.
9589 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
9590 const_not_ok_for_debug_p target hook.
9591 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
9592 on UNSPEC and subexpressions thereof if all subexpressions of the
9593 UNSPEC are CONSTANT_P.
9595 PR tree-optimization/88676
9596 * tree-ssa-phiopt.c (two_value_replacement): New function.
9597 (tree_ssa_phiopt_worker): Call it.
9600 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
9601 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
9604 * tree-vect-generic.c: Include insn-config.h and recog.h.
9605 (expand_vector_piecewise): Add defaulted ret_type argument,
9606 if non-NULL, use that in preference to type for the result type.
9607 (expand_vector_parallel): Formatting fix.
9608 (do_vec_conversion, do_vec_narrowing_conversion,
9609 expand_vector_conversion): New functions.
9610 (expand_vector_operations_1): Call expand_vector_conversion
9611 for VEC_CONVERT ifn calls.
9612 * internal-fn.def (VEC_CONVERT): New internal function.
9613 * internal-fn.c (expand_VEC_CONVERT): New function.
9614 * fold-const-call.c (fold_const_vec_convert): New function.
9615 (fold_const_call): Use it for CFN_VEC_CONVERT.
9616 * doc/extend.texi (__builtin_convertvector): Document.
9618 2019-01-07 Tom de Vries <tdevries@suse.de>
9620 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
9621 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
9622 vector_red_partition, vector_red_sym): New global variables.
9623 (nvptx_option_override): Initialize vector_red_sym.
9624 (nvptx_declare_function_name): Restore red_partition register.
9625 (nvptx_file_end): Emit code to declare the vector reduction variables.
9626 (nvptx_output_red_partition): New function.
9627 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
9628 large vector reductions.
9629 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
9630 (nvptx_init_builtins): Add VECTOR_ADDR.
9631 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
9632 Handle nvptx_expand_shared_addr.
9633 (nvptx_get_shared_red_addr): Add vector argument and handle large
9635 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
9637 (nvptx_goacc_reduction_init): Likewise.
9638 (nvptx_goacc_reduction_fini): Likewise.
9639 (nvptx_goacc_reduction_teardown): Likewise.
9640 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
9641 init,fini,teardown}.
9642 (nvptx_init_axis_predicate): Initialize vector_red_partition.
9643 (nvptx_set_current_function): Init vector_red_partition.
9644 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
9645 (nvptx_red_partition): New insn.
9646 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
9648 2019-01-07 Tom de Vries <tdevries@suse.de>
9651 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
9654 2019-01-07 Tom de Vries <tdevries@suse.de>
9656 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
9657 (nvptx_option_override): Init oacc_bcast_partition.
9658 (nvptx_init_oacc_workers): New function.
9659 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
9660 (nvptx_needs_shared_bcast): New function.
9661 (nvptx_find_par): Generalize to enable vectors to use shared-memory
9663 (nvptx_shared_propagate): Initialize vector bcast partition and
9664 synchronization state.
9665 (nvptx_single): Generalize to enable vectors to use shared-memory
9667 (nvptx_process_pars): Likewise.
9668 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
9669 * config/nvptx/nvptx.h (struct machine_function): Add
9670 bcast_partition and sync_bar members.
9672 2019-01-07 Tom de Vries <tdevries@suse.de>
9674 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
9675 (nvptx_apply_dim_limits): New function.
9676 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
9679 2019-01-07 Tom de Vries <tdevries@suse.de>
9681 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
9682 as late as possible.
9684 2019-01-07 Tom de Vries <tdevries@suse.de>
9686 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
9687 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
9688 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
9689 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
9690 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
9692 2019-01-07 Tom de Vries <tdevries@suse.de>
9694 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
9696 2019-01-07 Tom de Vries <tdevries@suse.de>
9698 * omp-offload.c (oacc_get_min_dim): New function.
9699 * omp-offload.h (oacc_get_min_dim): Declare.
9701 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
9704 * config/i386/i386.c (function_value_ms_64): Return small sturct in
9705 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
9707 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9711 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
9713 * ipa-inline.c (edge_badness): Use inlined_time instead of
9714 inline_summaries->get.
9716 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9718 * opts.c (enable_fdo_optimizations): Enable
9719 version-loops-for-strides, loop-interchange, unrol-and-jam
9720 and tree-loop-distribution.
9721 * invoke.texi: Document newly enabled options.
9723 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9725 * doc/invoke.texi (max-inline-insns-small): New parameters.
9726 * ipa-inline.c (want_early_inline_function_p): simplify.
9727 (want_inline_small_function_p): Fix pasto from previous patch;
9728 use max-inline-insns-small bound.
9729 * params.def (max-inline-insns-small): New param.
9730 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
9731 variables correctly.
9733 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9735 * doc/invoke.texi: Document max-inline-insns-size,
9736 uninlined-function-insns, uninlined-function-time,
9737 uninlined-thunk-insns and uninlined-thunk-time.
9738 * params.def: Add max-inline-insns-size,
9739 uninlined-function-insns, uninlined-function-time,
9740 uninlined-thunk-insns and uninlined-thunk-time.
9741 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
9743 * ipa-inline.c (can_inline_edge_by_limits_p,
9744 want_inline_small_function_p): Use new parameters.
9746 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9748 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
9750 2019-01-05 Jakub Jelinek <jakub@redhat.com>
9754 * expr.c (expand_assignment): For calls returning VLA structures
9755 if to_rtx is not a MEM, force it into a stack temporary.
9758 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
9759 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
9760 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
9761 subexpressions of both operands.
9762 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
9763 subrtxes are CONSTANT_P.
9764 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
9767 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
9769 * params.def (hot-bb-count-ws-permille): Set to 990.
9771 2019-01-04 Martin Sebor <msebor@redhat.com>
9774 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
9777 2019-01-04 Martin Sebor <msebor@redhat.com>
9780 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
9782 2019-01-04 Jakub Jelinek <jakub@redhat.com>
9784 * gdbinit.in: Turn off pagination for the skip commands, restore
9785 it to previous state afterwards.
9787 2019-01-04 Jakub Jelinek <jakub@redhat.com>
9790 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
9791 of GET_MODE (opN) as modes of the libcall arguments.
9793 2019-01-04 Jan Beulich <jbeulich@suse.com>
9795 * config/i386/sse.md
9796 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
9797 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
9798 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
9799 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
9800 avx512f_vmcmp<mode>3<round_saeonly_name>,
9801 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
9802 avx512f_maskcmp<mode>3,
9803 <avx512>_cvt<ssemodesuffix>2mask<mode>,
9804 <avx512>_cvt<ssemodesuffix>2mask<mode>,
9805 *<avx512>_cvtmask2<ssemodesuffix><mode>,
9806 *<avx512>_cvtmask2<ssemodesuffix><mode>,
9807 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
9808 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
9809 <avx512>_gt<mode>3<mask_scalar_merge_name>,
9810 <avx512>_gt<mode>3<mask_scalar_merge_name>,
9811 <avx512>_testm<mode>3<mask_scalar_merge_name>,
9812 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
9813 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
9814 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
9815 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
9816 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
9817 avx512cd_maskb_vec_dup<mode>,
9818 avx512cd_maskw_vec_dup<mode>,
9819 avx512dq_fpclass<mode><mask_scalar_merge_name>,
9820 avx512dq_vmfpclass<mode>,
9821 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
9824 2019-01-03 Martin Sebor <msebor@redhat.com>
9826 PR tree-optimization/88659
9827 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
9829 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
9831 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
9832 unaligned vsx and avoid lxvd2x/stxvd2x.
9833 (gen_lvx_v4si_move): New function.
9835 2019-01-03 Tom de Vries <tdevries@suse.de>
9837 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
9838 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
9840 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
9842 2019-01-03 Tom de Vries <tdevries@suse.de>
9844 * config/nvptx/nvptx.c (struct offload_attrs): New.
9845 (populate_offload_attrs): New function. Factor mask extraction out of
9846 nvptx_reorg. Add extraction of dimensions.
9847 (nvptx_reorg): Use populate_offload_attrs.
9849 2019-01-03 Tom de Vries <tdevries@suse.de>
9851 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
9852 cases for oacc_min_dims_p and routine_p. Add asserts for
9853 oacc_default_dims_p and offload_region_p.
9855 2019-01-03 Tom de Vries <tdevries@suse.de>
9857 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
9859 (nvptx_goacc_validate_dims): ... here.
9861 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
9863 PR tree-optimization/85574
9864 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
9866 (struct ssa_equip_hash_traits): Declare.
9867 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
9869 2019-01-03 Jakub Jelinek <jakub@redhat.com>
9872 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
9873 change it to qualified_type.
9875 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
9877 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
9878 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
9880 2019-01-02 Martin Sebor <msebor@redhat.com>
9881 Jeff Law <law@redhat.com>
9883 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
9884 (get_range_strlen_tree): Update appropriately.
9886 * gimple-fold.h (get_range_strlen): Drop unused last argument.
9888 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
9889 rather than set_range_info.
9890 * tree-ssa-strlen.c (set_strlen_range): Extracted from
9891 maybe_set_strlen_range. Handle potentially boundary crossing
9892 cases more conservatively.
9893 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
9894 Call set_strlen_range.
9895 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
9898 * gimple-fold.c (get_range_strlen): Update prototype to no longer
9899 need the flexp argument.
9900 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
9901 from calls to get_range_strlen. Update comments. Just update
9902 VAL for an unterminated const char array and let the reset of the
9903 code handle it normally. No longer try to set *flexp. Adjust
9905 (get_range_strlen): Update for the new get_range_strlen API.
9906 (get_maxval_strlen): Similarly.
9907 (gimple_fold_builtin_strlen): Handle update meaning of return value
9908 from get_range_strlen.
9909 * gimple-ssa-sprintf.c (get_string_length): Update for the new
9910 get_range_strlen API.
9912 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
9915 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
9916 false at WPA time when body was removed.
9918 2019-01-02 Martin Liska <mliska@suse.cz>
9920 PR tree-optimization/88650
9921 * predict.c (set_even_probabilities): Calculate probability
9922 remainer only when really used.
9924 2019-01-02 Richard Biener <rguenther@suse.de>
9927 * tree-data-ref.c (analyze_subscript_affine_affine): Use
9928 widest_ints when mangling max_stmt_execution results.
9930 2019-01-02 Richard Biener <rguenther@suse.de>
9932 PR tree-optimization/88621
9933 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
9934 bitfields when canoncalizing.
9936 2019-01-02 Richard Biener <rguenther@suse.de>
9939 * config/i386/x86-tune-costs.h (intel_cost): Adjust
9940 cost of cheap SSE instruction.
9942 2019-01-02 Richard Biener <rguenther@suse.de>
9945 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
9946 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
9948 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
9949 set after UIDs before splitting them.
9951 2019-01-01 Martin Sebor <msebor@redhat.com>
9952 Jeff Law <law@redhat.com>
9954 * gimple-fold.c (get_range_strlen_tree): Record if the computed
9955 length is optimistic. If it is, then arrange to compute the
9956 conservative length as well.
9958 * gimple-fold.h (get_range_strlen): Update prototype.
9959 * builtins.c (check_access): Update call to get_range_strlen to use
9960 c_strlen_data pointer. Change various variable accesses to instead
9961 pull data from the c_strlen_data structure.
9962 (check_strncat_sizes, expand_builtin_strncat): Likewise.
9963 * calls.c (maybe_warn_nonstring_arg): Likewise.
9964 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
9965 minimum length if maximum lengh is unknown.
9966 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
9967 that used c_strlen, it's no longer needed. Restructure slightly.
9968 (format_string): Set unlikely range appropriately.
9969 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
9971 (get_range_strlen): Accept c_strlen_data pointer for external
9972 call sites as well. Pass through to call to internal get_range_strlen.
9973 Adjust minlen, maxlen and maxbound as needed.
9974 (get_maxval_strlen): Update comments.
9975 (gimple_fold_builtin_strlen): Update call to get_range_strlen
9976 to use c_strlen_data pointer. Change variable accesses to instead
9977 use c_strlen_data data members.
9979 * gimple-fold.c (get_range_strlen): Update prototype.
9980 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
9981 local variables. Use pdata to return information to caller.
9982 Update calls to get_range_strlen. Update pdata->maxbound.
9983 (get_range_strlen -- static version): Similarly.
9984 (get_range_strlen -- extern version): Update for internal
9985 get_range_strlen API change. Convert to external data format.
9986 (get_maxval_strlen): Similarly.
9988 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
9990 * coverage.c (get_coverage_counts): Use current_function_decl.
9991 * profile.c (read_thunk_profile): New function.
9992 (branch_prob): Add THUNK parameter.
9993 * tree-profile.c (tree_profiling): Handle thunks.
9994 * value-prof.c (init_node_map): Handle thunks.
9995 * value-prof.h (branch_prob): Upate prototype.
9996 (read_thunk_profile): Declare.
9998 2019-01-01 Jakub Jelinek <jakub@redhat.com>
10000 Update copyright years.
10002 * gcc.c (process_command): Update copyright notice dates.
10003 * gcov-dump.c (print_version): Ditto.
10004 * gcov.c (print_version): Ditto.
10005 * gcov-tool.c (print_version): Ditto.
10006 * gengtype.c (create_file): Ditto.
10007 * doc/cpp.texi: Bump @copying's copyright year.
10008 * doc/cppinternals.texi: Ditto.
10009 * doc/gcc.texi: Ditto.
10010 * doc/gccint.texi: Ditto.
10011 * doc/gcov.texi: Ditto.
10012 * doc/install.texi: Ditto.
10013 * doc/invoke.texi: Ditto.
10015 Copyright (C) 2019 Free Software Foundation, Inc.
10017 Copying and distribution of this file, with or without modification,
10018 are permitted in any medium without royalty provided the copyright
10019 notice and this notice are preserved.