1 2019-04-24 Richard Biener <rguenther@suse.de>
4 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
5 by size and BITS_PER_UNIT on poly-wide-ints.
7 2019-04-25 Richard Biener <rguenther@suse.de>
10 * match.pd: Add pattern to simplify view-conversion of an
13 2019-04-24 Clement Chigot <clement.chigot@atos.net>
15 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
16 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
18 * config/rs6000/aix72.h: Likewise.
20 2019-04-24 Jakub Jelinek <jakub@redhat.com>
23 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
24 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
26 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
29 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
30 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
31 for restored hard frame pointer.
32 (s390_sched_dependencies_evaluation): Implement new target hook.
33 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
35 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
37 * config/arc/arc-options.def: Fix typos and spelling mistakes.
38 * config/arc/arc.c (arc_init): Cleanup warning message.
39 (arc_override_options): Likewise.
41 2019-04-24 Jakub Jelinek <jakub@redhat.com>
44 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
45 a register if both if_true and if_false are MEMs.
47 PR tree-optimization/90208
48 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
49 after labels of new_bb, not before them.
51 PR tree-optimization/90211
52 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
53 which are not SSA_NAMEs.
55 2018-04-23 Sudakshina Das <sudi.das@arm.com>
57 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
59 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
61 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
63 PR rtl-optimization/87979
64 * modulo-sched.c (sms_schedule): Start ii value "mii" should
67 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
69 PR rtl-optimization/84032
70 * modulo-sched.c (ps_insn_find_column): Change condition so that
71 branch will always be the last insn in a row inside partial
74 2019-04-23 Richard Biener <rguenther@suse.de>
77 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
78 dest_single_pred_p argument.
79 (remove_forwarder_block): Adjust.
80 (remove_forwarder_block_with_phi): Likewise.
82 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
83 Bernd Edlinger <bernd.edlinger@hotmail.de>
84 Jakub Jelinek <jakub@redhat.com>
87 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
88 if used with general-regs-only.
89 (arm_conditional_register_usage): Don't add non-general regs if
91 (arm_valid_target_attribute_rec): Handle general-regs-only.
92 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
94 (TARGET_HARD_FLOAT_SUB): Define.
95 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
96 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
97 (TARGET_REALLY_IWMMXT2): Likewise.
98 * config/arm/arm.opt: Add -mgeneral-regs-only.
99 * doc/extend.texi: Document ARM general-regs-only target.
100 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
102 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
104 PR tree-optimization/90078
105 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
106 checks for infinite_cost overflow.
108 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
110 PR tree-optimization/90021
111 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
112 and check univariate against it.
113 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
114 * tree-data-ref.c (add_other_self_distances): Pass new argument.
116 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
120 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
123 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
126 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
128 * lra-spills.c (lra_final_code_change): Remove useless move insns.
130 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
132 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
133 names using operand format, rather than hard-wired.
134 (speculation_barrier): Likewise.
136 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
138 PR tree-optimization/88055
139 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
140 (gen_one_condition): Use it if !HONOR_NANS.
142 2019-04-19 Jakub Jelinek <jakub@redhat.com>
145 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
146 assign_temp instead of gen_reg_rtx.
148 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
151 * config/aarch64/aarch64.c (aarch64_override_options_internal):
152 Add missing space before %<.
154 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
156 PR rtl-optimization/87871
157 * ira-lives.c (make_object_dead): Don't add conflicts to
158 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
160 2019-04-18 Martin Sebor <msebor@redhat.com>
163 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
164 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
165 assuming type size fits in SHWI.
167 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
170 * ipa-inline.c (flatten_function): New parameter UPDATE.
171 (ipa_inline, early_inliner): Use it.
173 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
175 * fold-const.c (int_const_binop): Return early on failure.
177 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
180 * combine.c (force_int_to_mode): Cast the argument rather than
181 the result of known_alignment.
182 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
184 2019-04-18 Richard Biener <rguenther@suse.de>
187 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
189 (remove_forwarder_block): ... here.
190 (remove_forwarder_block_with_phi): Also move debug stmts here.
192 2019-04-18 Jakub Jelinek <jakub@redhat.com>
195 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
196 inform where appropriate.
198 2019-04-18 Richard Biener <rguenther@suse.de>
200 * tree.c (get_qualified_type): Put found type variants at the
201 head of the variant list.
203 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
205 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
207 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
210 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
211 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
212 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
213 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
214 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
216 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
218 * ira-conflicts.c (print_allocno_conflicts): Always print something,
219 even for allocno's with no conflicts.
220 (print_conflicts): Print an extra newline.
222 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
224 * auto-inc-dec.c (attempt_change): Set the alignment of the
225 temporary memory to that of the original.
227 2019-04-17 Joao Moreira <jmoreira@suse.de>
229 * targhooks.c (default_print_patchable_function_entry): Emit
230 __patchable_function_entries section with writable flags to allow
231 relocation resolution.
233 2019-04-17 Jonny Grant <jg@jguk.org>
235 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
237 2019-04-17 Jakub Jelinek <jakub@redhat.com>
240 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
243 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
245 * config/arc/arc.c (arc_init): Format diagnostic string.
246 (arc_override_options): Likewise.
247 (check_if_valid_regno_const): Likewise.
248 (arc_reorg): Likewise.
250 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
253 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
255 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
257 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
258 (*movdi_update1): Use Pmode.
259 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
260 (movdi_<mode>_update_stack): Rename to ...
261 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
263 (*movsi_update1): Use Pmode.
264 (*movsi_update2): Use Pmode.
265 (movsi_update): Rename to ...
266 (movsi_<mode>_update): ... this. Use Pmode.
267 (movsi_update_stack): Fix condition.
268 (*movhi_update1): Use Pmode. Fix argument to
269 avoiding_indexed_address_p.
270 (*movhi_update2): Ditto.
271 (*movhi_update3): Ditto.
272 (*movhi_update4): Ditto.
273 (*movqi_update1): Ditto.
274 (*movqi_update2): Ditto.
275 (*movqi_update3): Ditto.
276 (*movsf_update1, *movdf_update1): Merge, rename to...
277 (*mov<mode>_update1): This. Use Pmode. Fix argument to
278 avoiding_indexed_address_p. Add "size" attribute.
279 (*movsf_update2, *movdf_update2): Merge, rename to...
280 (*mov<mode>_update2): This. Ditto.
281 (*movsf_update3): Use Pmode. Fix argument to
282 avoiding_indexed_address_p.
283 (*movsf_update4): Ditto.
284 (allocate_stack): Simplify condition. Adjust pattern names.
286 2019-04-17 Jakub Jelinek <jakub@redhat.com>
289 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
290 whitespace at the start of target attribute string.
292 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
295 * config/rs6000/power9.md: Add store forwarding bypass.
297 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
300 * valtrack.c (dead_debug_insert_temp): Reset debug references
301 to the return value of a call being removed.
303 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
305 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
306 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
307 implement target hook.
308 (arc_memory_move_cost): New function.
309 (TARGET_REGISTER_MOVE_COST): Define.
310 (TARGET_MEMORY_MOVE_COST): Likewise.
311 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
312 (MEMORY_MOVE_COST): Likewise.
314 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
316 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
317 (sibcall_value_insn): Likewise.
318 * config/arc/constraints.md (Rs5): Remove.
320 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
322 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
323 for last two fake registers.
324 (arc_conditional_register_usage): Make sure fake frame and arg
325 pointer regs are in general regs class.
326 (FRAME_POINTER_MASK): Remove.
327 (RETURN_ADDR_MASK): Remove.
328 (arc_must_save_register): Use hard frame regnum.
329 (frame_restore_reg): Use hard_frame_pointer_rtx.
330 (arc_save_callee_saves): Likewise.
331 (arc_restore_callee_saves): Likewise.
332 (arc_save_callee_enter): Likewise.
333 (arc_restore_callee_leave): Likewise.
334 (arc_save_callee_milli): Likewise.
335 (arc_eh_return_address_location): Likewise.
336 (arc_check_multi): Use hard frame regnum.
337 (arc_can_eliminate): Likewise.
338 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
339 for register allocator.
340 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
341 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
342 (FRAME_POINTER_REGNUM): Change it to a fake register.
343 (HARD_FRAME_POINTER_REGNUM): Defined.
344 (ARG_POINTER_REGNUM): Change it to a new fake register.
345 (ELIMINABLE_REGS): Update.
346 (REGISTER_NAMES): Update names.
347 * config/arc/arc.md (LP_START): Remove.
349 (shift_si3_loop): Update pattern.
351 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
353 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
354 to avoid delay slot scheduling.
355 (arc_must_save_register): Don't save SP.
356 * config/arc/arc.md (stack_tie): Remove.
357 (UNSPEC_ARC_STKTIE): Likewise.
359 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
360 Shiva Chen <shiva0217@gmail.com>
362 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
363 code gen with large shift amount.
365 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
367 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
370 2019-04-16 Jakub Jelinek <jakub@redhat.com>
373 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
374 print -m64/-mx32/-m32 if it is true.
375 (ix86_debug_options, ix86_function_specific_print): Pass true as
376 ADD_ABI_P to ix86_target_string.
377 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
378 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
379 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
381 PR rtl-optimization/90082
382 * dce.c (can_delete_call): New function.
383 (deletable_insn_p, mark_insn): Use it.
385 PR tree-optimization/90090
386 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
388 (is_division_by_square): Likewise. Formatting fix.
390 2019-04-16 Richard Biener <rguenther@suse.de>
392 PR tree-optimization/56049
393 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
394 equality check if alias-set zero will prevail.
396 2019-04-15 Jeff Law <law@redhat.com>
398 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
399 size and alignment as unsigned.
401 2019-04-15 Richard Biener <rguenther@suse.de>
404 * tree-loop-distribution.c (destroy_loop): Preserve correct
407 2019-04-15 Richard Biener <rguenther@suse.de>
409 PR tree-optimization/90071
410 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
411 abnormal operands from def stmts.
413 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
415 PR rtl-optimization/89794
416 * combine.c (count_auto_inc): New function.
417 (try_combine): Count how many auto_inc expressions there were in the
418 original instructions. Ensure we have the same number in the new
419 instructions. Remove the code that tried to ensure auto_inc side
420 effects on i1 and i0 are not lost.
422 2019-04-15 Richard Biener <rguenther@suse.de>
425 * tree.h (auto_var_p): Declare.
426 * tree.c (auto_var_p): New function, split out from ...
427 (auto_var_in_fn_p): ... here.
428 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
430 (new_var_info): Initialize it.
431 (set_uids_in_ptset): Also set the shadow variable uid if required.
432 (ipa_pta_execute): Postprocess points-to solutions assigning
433 shadow variable uids for locals that may reach their containing
434 function recursively.
435 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
436 assert but instead check whether the points-to solution is
439 2019-04-15 Martin Jambor <mjambor@suse.cz>
442 * cgraph.c (clone_of_p): Loop over clone chain for each step in
445 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
447 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
449 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
450 Kito Cheng <kito.cheng@gmail.com>
451 Shiva Chen <shiva0217@gmail.com>
453 * config/nds32/nds32-md-auxiliary.c
454 (nds32_legitimize_pic_address): Use new PIC pattern.
455 (nds32_legitimize_tls_address): Use new TLS pattern.
456 (nds32_output_symrel): New.
457 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
458 (nds32_alloc_relax_group_id): Ditto.
459 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
460 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
462 (nds32_group_tls_insn): Ditto.
463 (nds32_group_float_insns): Ditto.
464 * config/nds32/nds32.md (tls_le): New.
467 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
469 * configure: Add nds32 target for dwarf2 debug_line checking.
470 * configure.ac: Regenerated.
472 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
475 * ipa-devirt.c (skip_in_fields_list_p): New.
476 (odr_types_equivalent_p): Use it.
478 2019-04-13 Jakub Jelinek <jakub@redhat.com>
481 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
482 instead of strncmp when checking for thumb and arm. Formatting fixes.
484 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
486 * doc/install.texi: Document --with-target-system-zlib.
488 2019-04-12 Martin Sebor <msebor@redhat.com>
494 * targhooks.c (default_vector_alignment): Avoid assuming
495 argument fits in SHWI.
496 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
498 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
500 2019-04-12 Jakub Jelinek <jakub@redhat.com>
502 PR rtl-optimization/89965
503 * dce.c: Include rtl-iter.h.
504 (struct check_argument_load_data): New type.
505 (check_argument_load): New function.
506 (find_call_stack_args): Check for loads from stack slots still tracked
507 in sp_bytes and punt if any is found.
509 * config/mips/loongson-mmiintrin.h: Fix up #error message.
511 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
513 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
514 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
516 2019-04-12 Martin Liska <mliska@suse.cz>
519 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
521 (separate_attrs): Handle multiple 'default's.
522 (expand_target_clones): Rework error handling code.
524 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
527 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
528 mode of vector rather than mode of destination for move instruction.
529 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
530 Use QI inner mode with V16QI vector mode.
532 2019-04-12 Jakub Jelinek <jakub@redhat.com>
535 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
536 "invalid %%t operand" in output_operand_lossage message.
538 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
540 * config/s390/predicates.md (permute_pattern_operand): New
542 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
543 operand for the permute pattern.
544 ("*vec_perm<mode>"): New insn definition.
545 ("bswap<mode>"): Generate the permute pattern operand in the
546 expander and perform the operand reloads for pre arch13 level
548 ("*bswap<mode>_emu"): Rename to ...
549 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
550 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
551 Add the USE operand for the permute pattern.
552 ("*vec_set_bswap_vec<mode>"): Likewise.
554 2019-04-12 Jakub Jelinek <jakub@redhat.com>
557 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
558 and gcc_unreachable if it fails, just call tree_to_uhwi which
559 verifies that too. Test TREE_CHAIN instead of list_length > 1.
560 Start warning message with a lower-case letter. Formatting fixes.
562 PR rtl-optimization/90026
563 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
564 successors, look for BARRIERs inside of the whole BB_FOOTER chain
565 rather than just at the start of it. If e->src BB_FOOTER is not NULL
566 in cfglayout mode, use emit_barrier_after_bb.
568 2018-04-11 Steve Ellcey <sellcey@marvell.com>
570 PR rtl-optimization/87763
571 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
574 2019-04-11 Tom de Vries <tdevries@suse.de>
576 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
577 max macro using statement expression.
579 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
581 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
582 * xcoffout.c (xcoff_private_rodata_section_name): Define.
583 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
584 read_only_private_data_section using xcoff_private_rodata_section_name.
585 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
587 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
590 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
592 2019-04-11 Jakub Jelinek <jakub@redhat.com>
594 PR rtl-optimization/89965
595 * dce.c (sp_based_mem_offset): New function.
596 (find_call_stack_args): Use sp_based_mem_offset.
598 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
600 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
602 2019-04-11 Richard Biener <rguenther@suse.de>
604 PR tree-optimization/90020
605 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
606 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
607 * tree-ssa-pre.c (compute_avail): Use it to not put
608 possibly trapping references after a call that might not
610 * gcse.c (compute_hash_table_work): Do not elide
611 marking a block containing a call if the call might not
614 2019-04-11 Richard Biener <rguenther@suse.de>
616 PR tree-optimization/90018
617 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
618 Test both SLP and interleaving variants.
620 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
622 * config/s390/8561.md: New file.
623 * config/s390/driver-native.c (s390_host_detect_local_cpu):
624 Add arch13 cpu model.
625 * config/s390/s390-opts.h (enum processor_type): Likewise.
626 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
627 (s390_get_unit_mask): Likewise.
628 (s390_is_fpd): Likewise.
629 (s390_is_fxd): Likewise.
630 * config/s390/s390.h (s390_tune_attr): Likewise.
631 * config/s390/s390.md: Include arch13 pipeline description.
632 * config/s390/s390.opt: Add arch13.
634 2018-04-10 Steve Ellcey <sellcey@marvell.com>
636 PR rtl-optimization/87763
637 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
639 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
641 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
643 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
644 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
645 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
646 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
648 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
650 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
651 "Although" in -fipa-icf documentation.
653 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
654 of using multiple -g options.
656 2019-04-10 Martin Liska <mliska@suse.cz>
658 PR gcov-profile/89959
659 * doc/gcov.texi: Make documentation of -x option
662 2019-04-10 Richard Biener <rguenther@suse.de>
664 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
666 (DR_GROUP_SAME_DR_STMT): Remove.
667 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
668 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
670 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
671 (vect_record_grouped_load_vectors): Remove unreachable code.
673 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
676 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
677 obsolete reference to N.
679 2019-04-10 Jakub Jelinek <jakub@redhat.com>
682 * expr.c (store_expr): Set properly size on the MEM passed to
686 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
687 with strlen in between hostsz-3 and hostsz-1 inclusive when no
688 translation is needed, and when translation is needed, only append
689 ... if the string length is hostsz or more bytes long. Avoid using
692 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
695 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
696 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
698 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
699 differences directly.
700 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
702 2019-04-09 Jakub Jelinek <jakub@redhat.com>
705 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
707 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
709 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
710 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
711 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
712 trailing space from -gsplit-dwarf diagnostics.
714 PR tree-optimization/89998
715 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
716 instead of integer_type_node if possible, don't add ranges if return
717 type is not compatible with int.
718 * gimple-fold.c (gimple_fold_builtin_sprintf,
719 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
722 2019-04-09 Martin Liska <mliska@suse.cz>
724 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
725 * doc/install.texi: Document the new config.
727 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
729 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
730 use gimple_expr_type for load and store calls. Skip over the
731 condition argument in a conditional internal function.
732 Protect use of TREE_INT_CST_LOW.
734 2019-04-09 Jakub Jelinek <jakub@redhat.com>
737 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
738 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
739 trailing period from it too.
741 2019-04-08 wu yuan <wuyuan5@huawei.com>
743 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
744 * config/aarch64/aarch64.md : Add "tsv110.md"
745 * config/aarch64/tsv110.md: New file.
747 2019-04-08 Richard Biener <rguenther@suse.de>
749 PR tree-optimization/90006
750 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
753 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
756 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
758 (fma_root_node): Likewise.
759 (func_fma_steering): Likewise.
761 2019-04-08 Jakub Jelinek <jakub@redhat.com>
763 PR rtl-optimization/89865
764 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
766 PR rtl-optimization/89865
767 * config/i386/i386.md
768 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
769 numbers not to clash with the additional operands[4].
770 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
771 with extra register copy in the middle.
773 2019-04-08 Martin Liska <mliska@suse.cz>
775 PR gcov-profile/89961
776 * doc/gcov.texi: Document data_file.
777 * gcov.c (generate_results): Add data_info into JSON output.
779 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
781 PR tree-optimization/89725
782 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
783 loop's chrec as invariant symbol.
784 * tree-chrec.h (chrec_contains_symbols): New parameter.
785 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
786 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
787 function of loops not in DDR's loop_nest.
788 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
790 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
793 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
796 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
799 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
800 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
802 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
804 * sched-deps.c (sched_macro_fuse_insns): Check return value of
805 targetm.fixed_condition_code_regs.
807 2019-04-05 Richard Biener <rguenther@suse.de>
811 * tree-cfgcleanup.c (remove_forwarder_block): Always move
812 debug bind stmts but reset them if they are not valid at the
815 2019-04-05 Martin Liska <mliska@suse.cz>
818 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
819 order to wrap keywords or arguments.
820 * collect2.c (main): Likewise.
821 (scan_prog_file): Likewise.
822 (scan_libraries): Likewise.
823 * common/config/riscv/riscv-common.c
824 (riscv_subset_list::parsing_subset_version): Likewise.
825 (riscv_subset_list::parse_std_ext): Likewise.
826 * config/aarch64/aarch64.c (aarch64_override_options_internal):
828 * config/arm/arm.c (arm_option_override): Likewise.
829 * config/cris/cris.c (cris_print_operand): Likewise.
830 * config/darwin-c.c (darwin_pragma_options): Likewise.
831 (darwin_pragma_unused): Likewise.
832 (darwin_pragma_ms_struct): Likewise.
833 * config/ft32/ft32.c (ft32_print_operand): Likewise.
834 * config/i386/i386.c (print_reg): Likewise.
835 (ix86_print_operand): Likewise.
836 * config/i386/xm-djgpp.h: Likewise.
837 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
838 * config/m32c/m32c.c (m32c_option_override): Likewise.
839 * config/msp430/msp430.c (msp430_option_override): Likewise.
840 * config/nds32/nds32.c (nds32_option_override): Likewise.
841 * config/nvptx/mkoffload.c (main): Likewise.
842 * config/rx/rx.c (rx_print_operand): Likewise.
843 (valid_psw_flag): Likewise.
844 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
845 (vms_pragma_nomember_alignment): Likewise.
846 (vms_pragma_extern_model): Likewise.
847 * lto-wrapper.c (compile_offload_image): Likewise.
848 * omp-offload.c (oacc_parse_default_dims): Likewise.
849 * symtab.c (symtab_node::verify_base): Likewise.
850 * tlink.c (recompile_files): Likewise.
851 (start_tweaking): Likewise.
852 * tree-profile.c (parse_profile_filter): Likewise.
854 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
856 PR tree-optimization/89956
857 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
858 multiple negates of the same value.
860 2019-04-04 Martin Sebor <msebor@redhat.com>
864 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
865 have the same precision since the function crashes otherwise.
866 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
867 has non-zero arguments.
869 2019-04-04 Martin Sebor <msebor@redhat.com>
872 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
873 out if the number of arguments is less than expected.
875 2019-04-04 Jeff Law <law@redhat.com>
877 PR rtl-optimization/89399
878 * ree.c (combine_set_extension): Use single_set rather than
879 digging into PATTERN for items on the candidate list.
880 (combine_reaching_defs): Likewise.
882 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
884 PR rtl-optimization/46590
885 * loop-invariant.c (find_defs): Move df_remove_problem and
886 df_process_deferred_rescans to move_invariants.
887 Move df_live_add_problem and df_live_set_all_dirty calls
889 (move_invariants): Likewise.
890 (move_loop_invariants): Likewise, making the df_live calls
891 conditional on -O. Remove the problem again if we added it
894 2019-04-03 qing zhao <qing.zhao@oracle.com>
896 PR tree-optimization/89730
897 * ipa-inline.c (can_inline_edge_p): Delete the checking for
898 -flive-patching=inline-only-static.
899 (can_inline_edge_by_limits_p): Add the checking for
900 -flive-patching=inline-only-static and grant always_inline
901 even when -flive-patching=inline-only-static is specified.
903 2019-04-03 Jeff Law <law@redhat.com>
905 PR rtl-optimization/81025
906 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
908 2019-04-03 Richard Biener <rguenther@suse.de>
910 PR tree-optimization/84101
911 * tree-vect-stmts.c: Include explow.h for hard_function_value,
912 regs.h for hard_regno_nregs.
913 (cfun_returns): New helper.
914 (vect_model_store_cost): When vectorizing a store to a decl
915 we return and the function ABI returns in a multi-reg location
916 account for the possible spilling that will happen.
918 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
920 * config/s390/s390.c (s390_legitimate_address_p): Reject long
921 displacement addresses for vector mode operands.
923 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
925 * config/arc/arc.c (GMASK_LEN): Define.
926 (arc_restore_callee_saves): Restore first blink when
929 2019-04-03 Sudakshina Das <sudi.das@arm.com>
931 * doc/extend.texi: Add deprecated comment on sign-return-address
932 function attribute and add mbranch-protection.
933 * doc/invoke.texi: Add bti to the options for mbranch-protection.
935 2019-04-03 Richard Biener <rguenther@suse.de>
938 * lto-wrapper.c (run_gcc): Avoid implicit rules making
939 the all target phony.
941 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
945 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
946 Return false for variable DImode shifts.
947 (dimode_scalar_chain::compute_convert_gain): Do not handle
948 register count operand in variable DImode shifts.
949 (dimode_scalar_chain::make_vector_copies): Remove support to copy
950 count argument of a variable shift instruction to a vector register.
951 (dimode_scalar_chain::convert_reg): Remove support to convert
952 count argument of a variable shift instruction.
954 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
956 PR rtl-optimization/84206
957 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
958 iterating over loop headers.
960 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
962 PR rtl-optimization/85876
963 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
964 beyond the original fence.
966 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
968 * config.gcc: Mark spu* targets as deprecated/obsolete.
970 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
972 * config/s390/s390-builtin-types.def: New builtin function type
973 definitions. Remove unused types.
974 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
975 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
976 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
978 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
979 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
980 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
981 (vec_double, vec_signed, vec_unsigned): Define to use the new
983 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
986 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
988 * config/s390/s390-builtin-types.def: New builtin function type
990 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
991 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
992 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
993 (s390_vstrszh, s390_vstrszf): New low-level builtins.
994 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
995 constant definitions.
996 * config/s390/vecintrin.h (vec_search_string_cc)
997 (vec_search_string_until_zero_cc): New builtin name definitions.
998 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
1000 ("vec_vstrs<mode>"): New insn definition.
1002 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
1004 * config/s390/s390-builtin-types.def: Add new builtin function
1006 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
1007 New overloaded builtins.
1008 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
1010 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
1011 (UNSPEC_VEC_SLDBYTE): ... this.
1012 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
1013 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
1015 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
1016 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
1017 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
1019 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
1021 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
1022 New insn definition.
1023 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
1024 * config/s390/vector.md (V_HW_HSD): ... here.
1026 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
1028 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
1029 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
1030 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
1031 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
1032 New insn definitions.
1034 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
1036 * config/s390/s390-builtin-types.def: Add new builtin function type.
1037 * config/s390/s390-builtins.def: Add overloaded builtin
1038 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
1039 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
1040 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
1041 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
1042 ("eltswap<mode>"): New expander.
1043 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
1046 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
1048 * config/s390/s390-builtin-types.def: Add new builtin function types.
1049 * config/s390/s390-builtins.def: Add overloaded builtin
1050 s390_vec_revb. Add low-level builtins for vlbr and vstbr
1052 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
1053 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
1054 ("bswap<mode>"): New expander.
1055 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
1057 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
1059 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
1060 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
1061 vector builtin version number in __VEC__.
1063 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
1065 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
1067 (SFSI): New mode attribute.
1068 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
1069 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
1071 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
1072 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
1073 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
1074 ("floatsi<mode>2"): Add wcefb instruction.
1076 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
1078 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
1079 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
1081 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
1082 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
1083 support 32 bit fp-int conversions. Rename to ...
1084 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
1085 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
1086 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
1087 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
1090 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
1092 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
1093 if-then-else constructs if we can use the select instruction.
1094 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
1096 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
1098 * config/s390/s390.md ("*popcountdi_arch13_cc")
1099 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
1101 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
1102 Append _z196 to make it ...
1103 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
1104 ("popcounthi2_z196"): ... this.
1105 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
1106 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
1108 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
1110 * config/s390/s390.c (s390_canonicalize_comparison): Convert
1111 certain compares for arch13 in order to make use of the condition
1112 code result produced by the new instructions.
1113 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
1114 nxrk, and nxgrk instruction patterns.
1115 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
1116 (inv_no): Add new code iterator together with some attributes.
1117 ("*andc_split_<mode>"): Disable splitter for arch13.
1118 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
1119 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
1120 ("*<ANDOR:bitops_name>c<GPR:mode>")
1121 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
1122 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
1123 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
1124 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
1126 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
1128 * common/config/s390/s390-common.c (processor_flags_table): New
1130 * config.gcc: Support arch13 with the --with-arch= configure flag.
1131 * config/s390/driver-native.c (s390_host_detect_local_cpu):
1132 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
1133 * config/s390/s390.c (s390_get_sched_attrmask)
1134 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
1135 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
1136 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
1137 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
1138 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
1140 * config/s390/s390.opt: Support arch13 as processor type in
1141 command line options.
1143 2019-04-02 Martin Liska <mliska@suse.cz>
1145 PR translation/89912
1146 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
1147 Fix param description of graphite-max-arrays-per-scop.
1149 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
1151 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
1152 (ASAN_CC1_SPEC): Use it in 64-bit mode.
1153 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
1155 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
1157 PR rtl-optimization/85412
1158 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
1159 sel_sched_region_1, not after.
1161 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
1163 PR rtl-optimization/86928
1164 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
1165 compute_live if necessary.
1166 (sel_redirect_edge_and_branch): Likewise.
1168 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
1170 PR rtl-optimization/89865
1171 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
1172 register if it is a part of small class.
1174 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
1176 PR rtl-optimization/87273
1177 * sel-sched-ir.c (merge_fences): Remove assert.
1179 2019-04-01 Richard Biener <rguenther@suse.de>
1181 PR tree-optimization/46590
1182 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
1183 (dom_walker::m_reachability): Add in place of...
1184 (dom_walker::m_skip_unreachable_blocks): ...this.
1185 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
1186 Move complex initialization ...
1187 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
1188 lazily and initialize edge flags on each invocation.
1189 (dom_walker::bb_reachable): Use m_reachability.
1191 2019-04-01 Martin Liska <mliska@suse.cz>
1194 * opt-suggestions.c (option_proposer::build_option_suggestions):
1195 Add variant without any argument in order to provide better
1198 2019-04-01 Richard Biener <rguenther@suse.de>
1201 * gimple.c: Include langhooks.h.
1202 (gimple_get_alias_set): Treat enumeral types as the underlying
1205 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
1206 Eric Botcazou <ebotcazou@adacore.com>
1208 PR rtl-optimization/89862
1209 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
1210 that operates on the full registers for WORD_REGISTER_OPERATIONS
1213 2019-03-29 Jim Wilson <jimw@sifive.com>
1215 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
1216 Clear MASK_RVC and then set if C subset supported.
1218 2019-03-29 Jakub Jelinek <jakub@redhat.com>
1221 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
1222 non-addressable complit into its initializer if it is volatile.
1224 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
1226 * opts-common.c (integral_argument): Set errno properly in one case.
1228 2019-03-29 Martin Liska <mliska@suse.cz>
1230 * doc/invoke.texi: Remove -Wchkp from documentation.
1232 2019-03-29 Martin Liska <mliska@suse.cz>
1234 * dbgcnt.c (print_limit_reach): New function.
1237 2019-03-29 Martin Liska <mliska@suse.cz>
1239 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
1240 (dbg_cnt_process_opt): Parse first tokens aas
1241 dbg_cnt_process_single_pair is also using strtok.
1243 2019-03-29 Jakub Jelinek <jakub@redhat.com>
1245 PR rtl-optimization/87485
1246 * function.c (expand_function_end): Move stack_protect_epilogue
1247 before loading of return value into hard register(s).
1249 2019-03-28 Jakub Jelinek <jakub@redhat.com>
1252 * tree-inline.h (struct copy_body_data): Add
1253 dont_remap_vla_if_no_change flag.
1254 * tree-inline.c (remap_type_3, remap_type_2): New functions.
1255 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
1256 and remap_type_2 returns false.
1257 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
1258 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
1259 only from where it is copied to nested contexts.
1261 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
1264 * config/i386/i386.md (RMW operation with LEA peephole):
1265 Use LEAMODE mode attribute instead of SWI mode iterator for
1268 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
1271 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
1272 Also process XEXP (src, 0) of a shift insn.
1274 2019-03-28 David Malcolm <dmalcolm@redhat.com>
1277 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
1278 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
1280 2019-03-28 Jakub Jelinek <jakub@redhat.com>
1282 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
1284 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
1285 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
1286 immediately after first one with df_analyze in between, but rather
1287 process all bbs, queueing ones that need second pass in a worklist,
1288 df_analyze, process queued debug insn changes and if second pass is
1289 needed, process bbs from worklist, df_analyze, process queued debug
1292 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
1293 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
1294 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
1296 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
1299 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
1302 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
1305 * config/i386/i386.c (ix86_function_value_1): Call the newly added
1306 function for 32-bit MS_ABI.
1307 (function_value_ms_32): New function.
1309 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
1311 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
1312 (movdi): Call gen_movdi_symbol_save_scc.
1313 (gen_movdi_symbol_save_scc): New insn and split.
1315 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
1317 PR rtl-optimization/89313
1318 * function.c (matching_constraint_num): New static function.
1319 (match_asm_constraints_1): Use it. Fixup white space and comment.
1320 Don't replace inputs with non-matching constraints which conflict
1321 with early clobber outputs.
1323 2019-03-27 Jeff Law <law@redhat.com>
1326 PR rtl-optimization/87761
1327 PR rtl-optimization/89826
1328 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
1330 (pass_cprop_hardreg::execute): Call df_analyze after adding the
1331 note problem to get REG_DEAD/REG_UNUSED notes updated.
1333 2019-03-27 Richard Biener <rguenther@suse.de>
1335 PR tree-optimization/89463
1336 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
1337 queue edges to remove.
1338 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
1339 dead stmts. Delay edge removal until PHIs are removed to
1340 make debug-stmt creation not confused by seemingly degenerate
1343 2019-03-27 Alan Modra <amodra@gmail.com>
1345 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
1347 * config/rs6000/darwin.h: Likewise.
1348 * config/rs6000/rs6000.c: Likewise.
1350 2019-03-27 Alan Modra <amodra@gmail.com>
1352 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
1353 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
1355 2019-03-26 Andrew Waterman <andrew@sifive.com>
1356 Jim Wilson <jimw@sifive.com>
1358 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
1359 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
1360 (generic_idivdi, generic_fmul_single, generic_fmul_double)
1361 (generic_fdiv, generic_fsqrt): Add check for generic tune.
1362 (generic_alu): Add auipc to type list.
1363 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
1364 (riscv_microarchitecture): Declare.
1365 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
1366 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
1368 (riscv_microarchitecture): New.
1369 (sifive_7_tune_info): New.
1370 (riscv_cpu_info_table): Add microarchitecture value for rocket and
1371 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
1373 (riscv_store_data_bypass_p): New.
1374 (riscv_option_override): Set riscv_microarchitecture from
1375 cpu->microarchitecture.
1376 * config/riscv/riscv.md: Include sifive-7.md.
1379 (auipc<mode>): Change type to auipc.
1380 (restore_stack_nonlocal): New.
1381 * config/riscv/sifive-7.md: New.
1382 * doc/invoke.texi (RISC-V Options): Update mtune docs.
1384 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
1387 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
1388 Also process XEXP (src, 0) of a shift insn.
1390 2019-03-26 Richard Biener <rguenther@suse.de>
1392 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
1393 (copy_debug_stmt): Likewise.
1394 (expand_call_inline): Likewise.
1395 (copy_bb): Avoid redundant lookup & set of gimple_block.
1396 * gimple-low.c (lower_gimple_return): Likewise.
1397 (lower_builtin_setjmp): Likewise.
1399 2019-03-26 Jakub Jelinek <jakub@redhat.com>
1401 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
1402 is constant 0, turn into static const data member initialized to false.
1403 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
1404 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
1406 2019-03-26 Jason Merrill <jason@redhat.com>
1407 Jakub Jelinek <jakub@redhat.com>
1409 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
1411 (mem_alloc_description::release_object_overhead): Fix comment typos.
1412 * hash-table.h (hash_table::~hash_table): Call
1413 release_instance_overhead only if m_entries is non-NULL, otherwise
1414 call unregister_descriptor.
1416 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
1418 PR tree-optimization/81740
1419 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1420 In case of outer loop vectorization, check for backward dependence
1421 at the inner loop if outer loop dependence is reversed.
1423 2019-03-26 Alan Modra <amodra@gmail.com>
1425 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
1426 rs6000_vector_mem init. Correct wI and wJ comment.
1428 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
1430 PR rtl-optimization/88347
1431 PR rtl-optimization/88423
1432 * sched-deps.c (sched_analyze_insn): Take into account that for
1433 tablejumps the barrier appears after a label and a jump_table_data.
1435 2019-03-25 Martin Sebor <msebor@redhat.com>
1438 * c-common.c (check_user_alignment): Rename local. Correct maximum
1439 alignment in diagnostic. Avoid assuming argument fits in SHWI,
1440 convert it to UHWI when it fits.
1442 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
1445 * dwarf2out.c (premark_used_variables): New function.
1446 (prune_unused_types_walk): Do not mark not premarked external
1448 (prune_unused_types): Call premark_used_variables.
1450 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
1452 PR rtl-optimization/89676
1453 * lra-constraints.c (curr_insn_transform): Do match reload for
1454 early clobbers when the match was successful only for different
1457 2019-03-25 Martin Sebor <msebor@redhat.com>
1459 * doc/extend.texi (Common Type Attributes): Document vector_size.
1460 (Common Variable Attributes): Mention size constraint. Correct
1462 (Vector Extensions): Use @dfn when defining bas type. Clarify
1463 base type and size constraints.
1465 2019-03-25 Richard Biener <rguenther@suse.de>
1467 PR tree-optimization/89789
1468 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
1469 changes from non-undefined back to undefined.
1471 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
1473 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
1474 heap string and a gc string, but since this variable is unknown to
1475 ggc the gc string might get reused and corrupted. Fixed by always
1476 using a heap string.
1478 2019-03-25 Richard Biener <rguenther@suse.de>
1480 PR tree-optimization/89779
1481 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
1482 to remove IV defs, delay actual removal.
1483 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
1484 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
1485 very end, properly also reset loop control IV information.
1487 2019-03-25 Richard Biener <rguenther@suse.de>
1489 PR tree-optimization/89802
1490 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
1491 move EH data to folded stmt.
1493 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
1495 * config/s390/s390-builtin-types.def: Remove few unused types and
1496 fix sort order for others.
1498 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
1500 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
1501 expected and found types with -mdebug during builtin matching.
1503 2019-03-25 Richard Biener <rguenther@suse.de>
1506 * fold-const.c (operand_equal_p): Revert last change with
1509 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
1511 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
1512 notes for the result of the __tls_get_addr calls.
1513 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
1515 2019-03-24 Jeff Law <law@redhat.com>
1517 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
1519 PR rtl-optimization/87761
1520 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
1521 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
1523 (pass_cprop_hardreg::execute): Add df note problem and defer insn
1524 rescans. Reprocess blocks as needed, calling df_analyze before
1525 reprocessing. Always call df_analyze before fixing up debug bind
1528 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
1530 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
1533 2019-03-22 Andrew Pinski <apinski@marvell.com>
1535 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
1536 attrribute for uxtw.
1538 2019-03-26 Jeff Law <law@redhat.com>
1540 PR rtl-optimization/87761
1541 * config/mips/mips-protos.h (mips_split_move): Add new argument.
1542 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
1543 (mips_split_move): Accept new INSN argument. Try to forward SRC
1544 into the next instruction.
1545 (mips_split_move_insn): Pass INSN through to mips_split_move.
1547 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
1549 PR rtl-optimization/89676
1550 * lra-constraints.c (curr_insn_transform): Do match reload for
1551 early clobbers even if the match was successful.
1553 2019-03-22 Jakub Jelinek <jakub@redhat.com>
1556 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
1558 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
1560 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
1562 2019-03-22 Jakub Jelinek <jakub@redhat.com>
1564 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
1565 <avx512>_fmsub_<mode>_mask3<round_name>,
1566 <avx512>_fnmadd_<mode>_mask3<round_name>,
1567 <avx512>_fnmsub_<mode>_mask3<round_name>,
1568 avx512f_vmfmadd_<mode>_mask3<round_name>,
1569 avx512f_vmfmsub_<mode>_mask3<round_name>,
1570 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
1571 instead of register_operand and %v instead of v for match_operand 1.
1572 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
1573 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
1574 <round_nimm_predicate> instead of register_operand and %v instead of v
1575 for match_operand 1.
1577 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
1578 <avx512>_fmadd_<mode>_mask3<round_name>,
1579 <avx512>_fmsub_<mode>_mask<round_name>,
1580 <avx512>_fmsub_<mode>_mask3<round_name>,
1581 <avx512>_fnmadd_<mode>_mask<round_name>,
1582 <avx512>_fnmadd_<mode>_mask3<round_name>,
1583 <avx512>_fnmsub_<mode>_mask<round_name>,
1584 <avx512>_fnmsub_<mode>_mask3<round_name>,
1585 <avx512>_fmaddsub_<mode>_mask<round_name>,
1586 <avx512>_fmaddsub_<mode>_mask3<round_name>,
1587 <avx512>_fmsubadd_<mode>_mask<round_name>,
1588 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
1589 <round_nimm_predicate> instead of nonimmediate_operand.
1590 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
1591 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
1592 Use register_operand instead of <round_nimm_predicate> for the
1593 operand that needs to match output.
1594 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
1595 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
1596 Likewise. Formatting fixes.
1599 * config/i386/i386.c (enum ix86_builtins): Remove
1600 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
1601 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
1602 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
1603 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
1604 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
1605 __builtin_ia32_vfmsubss3_mask3): New builtins.
1606 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
1607 avx512f_vmfmadd_<mode>_mask3<round_name>,
1608 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
1609 *avx512f_vmfmsub_<mode>_mask<round_name>,
1610 avx512f_vmfmsub_<mode>_mask3<round_name>,
1611 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
1612 *avx512f_vmfnmadd_<mode>_mask<round_name>,
1613 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
1614 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
1615 *avx512f_vmfnmsub_<mode>_mask<round_name>,
1616 avx512f_vmfnmsub_<mode>_mask3<round_name>,
1617 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
1618 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
1619 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
1620 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
1621 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
1622 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
1623 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
1624 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
1625 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
1626 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
1627 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
1628 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
1629 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
1630 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
1631 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
1632 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
1633 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
1634 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
1635 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
1636 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
1637 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
1638 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
1640 2019-03-21 Martin Sebor <msebor@redhat.com>
1642 PR tree-optimization/89350
1643 * builtins.c (compute_objsize): Also ignore offsets whose upper
1645 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
1646 (builtin_memref::builtin_memref): Initialize new member.
1647 Allow EXPR to be null.
1648 (builtin_memref::extend_offset_range): Replace local with a member.
1649 Avoid assuming pointer offsets are unsigned.
1650 (builtin_memref::set_base_and_offset): Determine base object
1651 before computing offset range.
1652 (builtin_access::builtin_access): Handle memset.
1653 (builtin_access::generic_overlap): Replace local with a member.
1654 (builtin_access::strcat_overlap): Same.
1655 (builtin_access::overlap): Same.
1656 (maybe_diag_overlap): Same.
1657 (maybe_diag_access_bounds): Same.
1658 (wrestrict_dom_walker::check_call): Handle memset.
1659 (check_bounds_or_overlap): Same.
1661 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
1662 Jakub Jelinek <jakub@redhat.com>
1665 * tree.c (fld_type_variant, fld_incomplete_type_of,
1666 fld_process_array_type): Call fld->pset.add and don't call
1667 add_tree_to_fld_list if it returns true.
1668 (free_lang_data_in_type): Similarly with self-recursive call. Purge
1669 non-marked types from TYPE_NEXT_VARIANT list.
1670 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
1672 2019-03-21 Jakub Jelinek <jakub@redhat.com>
1674 * hash-table.h (hash_table): Add Lazy template parameter defaulted
1675 to false, if true, don't alloc_entries during construction, but defer
1676 it to the first method that needs m_entries allocated.
1677 (hash_table::hash_table, hash_table::~hash_table,
1678 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
1679 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
1680 hash_table::clear_slot, hash_table::traverse_noresize,
1681 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
1682 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
1684 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
1685 NO_INSERT instead of find_with_hash.
1686 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
1687 hash_set::m_table): Add Lazy to template params of hash_table.
1688 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
1689 * attribs.c (test_attribute_exclusions): Likewise.
1690 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
1691 hash_set. Add tests for hash_set with Lazy = true.
1693 2019-03-21 Richard Biener <rguenther@suse.de>
1695 PR tree-optimization/89779
1696 * tree.c (tree_nop_conversion): Consolidate and fix defensive
1697 checks with respect to released SSA names now having error_mark_node
1699 * fold-const.c (operand_equal_p): Likewise.
1701 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
1704 * config/s390/s390.c (global_not_special_regno_p): Move to make it
1706 (s390_optimize_register_info): Use global_not_special_regno_p to
1707 check for global regs.
1709 2019-03-20 Jakub Jelinek <jakub@redhat.com>
1712 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
1713 update this_alternative nor this_alternative_set.
1715 2019-03-19 Jim Wilson <jimw@sifive.com>
1718 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
1719 align, size, offset. Use them to handle a BLKmode reference. Update
1721 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
1723 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1725 PR rtl-optimization/89768
1726 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
1728 (unroll_loop_runtime_iterations): Likewise.
1730 2019-03-19 Martin Sebor <msebor@redhat.com>
1732 PR tree-optimization/89644
1733 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
1734 rather than endptr as an indicator of nul-termination.
1736 PR tree-optimization/89644
1737 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
1738 arrays in determining sequence sizes in strncpy and stpncpy.
1740 2019-03-19 Martin Liska <mliska@suse.cz>
1743 * predict.c (combine_predictions_for_bb): Empty likely_edges and
1744 unlikely_edges if there's an edge that belongs to both these sets.
1746 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
1749 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
1750 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
1751 go via a stack temporary.
1753 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1756 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
1757 instead of gen_rtx_SUBREG.
1758 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
1760 2019-03-19 Richard Biener <rguenther@suse.de>
1763 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
1765 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
1769 * tree.c (free_lang_data_in_decl): Do not free context of C++
1772 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1775 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
1776 subs for the first alternative except when operands[3] is 1.
1779 * gimplify.c (gimplify_asm_expr): For output argument with
1780 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
1783 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
1785 PR rtl-optimization/89753
1786 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
1787 explicit unrolling factor even more robust.
1789 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1792 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
1793 compensation use x2 += 1 instead of x2 -= -1 and when honoring
1794 signed zeros, do another copysign after the compensation.
1796 2019-03-18 Martin Sebor <msebor@redhat.com>
1798 PR tree-optimization/89720
1799 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
1800 more conservatively, the same as anti-range.
1802 2019-03-18 Richard Biener <rguenther@suse.de>
1805 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
1806 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
1807 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
1808 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
1810 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
1812 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
1813 Extend queue to 1024 entries.
1814 Add "consumed" field.
1815 (gomp_print_output): Remove print_index parameter.
1816 Add final parameter.
1817 Change limit to unsigned.
1818 Use consumed field to implement circular buffer.
1819 Detect interrupted print in final pass.
1820 Flush output at the end.
1821 (run): Update gomp_print_output usage.
1822 (main): Initialize kernargs->output_data.consumed.
1824 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
1826 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
1827 calculation of the minimum number of scalar iterations for
1828 fully-predicated loops.
1830 2019-03-18 Martin Jambor <mjambor@suse.cz>
1832 PR tree-optimization/89546
1833 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
1834 any propagation to its children took place.
1836 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
1839 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
1840 parameter, and make use of it.
1841 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
1843 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1845 * config/arc/arc.opt (mcode-density-frame): Get the inital value
1846 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
1847 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
1848 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
1849 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
1850 match what the ops is doing.
1851 (push_multi_fp_blink): Likewise.
1852 * config/arc/arc.c (arc_override_options): Enable enter/leave when
1853 compiling for size and elf target.
1854 (arc_save_callee_enter): Adjust note to match what enter/leave
1857 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1859 * config/arc/arc.md (tst_movb): Fix constraint.
1861 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1863 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
1865 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1867 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
1868 * config/arc/arc.c (arc_conditional_register_usage): Remove all
1869 reg_alloc_order references.
1870 (size_alloc_order): Define.
1871 (arc_adjust_reg_alloc_order): New function.
1872 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
1874 (ADJUST_REG_ALLOC_ORDER): Define.
1875 (HONOR_REG_ALLOC_ORDER): Likewise.
1877 2019-03-18 Richard Biener <rguenther@suse.de>
1880 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
1881 loads and stores a bit more.
1883 2019-03-18 Richard Biener <rguenther@suse.de>
1886 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
1887 load pessimization to stores as well.
1889 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
1892 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
1893 successor, use NULL as its av set.
1895 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
1897 PR rtl-optimization/89721
1898 * lra-constraints (invariant_p): Return false if side_effects_p holds.
1900 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
1903 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1904 When handling vec_extract, use modular arithmetic to allow
1905 constant selectors greater than vector length.
1906 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
1907 V1TImode vectors to have constant selector values greater than 0.
1908 Use modular arithmetic to compute vector index.
1909 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
1910 index for in-memory vectors. Correct code generation for
1911 in-register vectors.
1912 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
1915 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
1919 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
1922 2019-03-15 Jakub Jelinek <jakub@redhat.com>
1925 * tree.c (inchash::add_expr): Strip any location wrappers.
1926 * fold-const.c (operand_equal_p): Move stripping of location wrapper
1927 after hash verification.
1930 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
1931 SIGN_EXTEND and ZERO_EXTEND.
1933 2019-03-14 Jason Merrill <jason@redhat.com>
1934 Jakub Jelinek <jakub@redhat.com>
1936 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
1937 than if is_empty (*slot).
1938 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
1939 existing elt and for elt removal.
1940 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
1941 of already removed elt.
1943 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
1946 * config/i386/i386.c (remove_partial_avx_dependency): Handle
1949 2019-03-14 Martin Liska <mliska@suse.cz>
1952 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
1954 2019-03-14 Richard Biener <rguenther@suse.de>
1957 * config/i386/i386.c (make_resolver_func): Properly set
1958 DECL_CONTEXT on the RESULT_DECL.
1959 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
1961 2019-03-14 Richard Biener <rguenther@suse.de>
1963 * gimple-pretty-print.c: Include cfgloop.h.
1964 (dump_gimple_phi): Adjust.
1965 (dump_gimple_bb_header): Dump loop header for GIMPLE.
1966 (pp_cfg_jump): Adjust.
1967 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
1968 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
1969 (lower_phi_internal_fn): Remove.
1970 (verify_gimple_call): Remove IFN_PHI special-casing.
1971 (dump_function_to_file): Dump IL state.
1972 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
1973 done to deal with PHI nodes being present in non-SSA state.
1975 2019-03-14 Jakub Jelinek <jakub@redhat.com>
1978 * multiple_target.c (create_dispatcher_calls): Change
1979 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
1980 In the node->iterate_referring loop, push *ref rather than ref, call
1981 ref->remove_reference () and always pass 0 to iterate_referring.
1983 PR rtl-optimization/89679
1984 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
1985 would contain a paradoxical SUBREG.
1987 2019-03-14 Richard Biener <rguenther@suse.de>
1989 PR tree-optimization/89710
1990 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
1993 2019-03-14 Martin Liska <mliska@suse.cz>
1995 * coverage.c (coverage_begin_function): Stream also
1997 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
1998 documentation about function declaration location.
1999 * gcov-dump.c (tag_function): Print whole range
2000 of function declaration.
2001 * gcov.c (struct function_info): Add end_column field.
2002 (function_info::function_info): Initialize it.
2003 (output_json_intermediate_file): Output {start,end}_column
2005 (read_graph_file): Read end_column.
2007 2019-03-14 Richard Biener <rguenther@suse.de>
2010 * fold-const.c (operand_equal_p): For INDIRECT_REF check
2011 that the access types are similar.
2013 2019-03-14 Jakub Jelinek <jakub@redhat.com>
2015 PR tree-optimization/89703
2016 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
2017 aren't compatible also with builtin_decl_explicit. Check pure
2018 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
2019 and BUILT_IN_STPNCPY{,_CHK}.
2021 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
2024 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
2025 addr32 prefix to VSIB address for X32.
2026 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
2028 (*avx512pf_gatherpf<mode>df_mask): Likewise.
2029 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
2030 (*avx512pf_scatterpf<mode>df_mask): Likewise.
2031 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
2032 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
2033 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
2034 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
2035 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
2036 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
2037 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
2038 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
2039 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
2040 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
2041 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
2042 (*avx512f_scatterdi<mode>): Likewise.
2044 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
2047 * lra-constraints.c (inherit_in_ebb): Update
2048 potential_reload_hard_regs along with live_hard_regs.
2050 2019-03-13 Jakub Jelinek <jakub@redhat.com>
2053 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
2055 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
2057 2019-03-13 Martin Sebor <msebor@redhat.com>
2059 PR tree-optimization/89662
2060 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
2063 2019-03-13 Richard Biener <rguenther@suse.de>
2066 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
2067 throw FP expressions at tree-affine.
2069 2019-03-14 Richard Biener <rguenther@suse.de>
2071 * tree-pretty-print.c (dump_generic_node): For -gimple properly
2072 dump negative integer constants using _Literal (type) -num.
2074 2019-03-13 Jakub Jelinek <jakub@redhat.com>
2076 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
2077 nonlocal_value member.
2080 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
2081 (ipa_simd_modify_function_body): Handle PHIs.
2083 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
2085 * config/s390/s390.c (s390_option_override_internal): Use more
2086 aggressive inlining parameters.
2088 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
2090 * config/s390/3906.md: New file.
2091 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
2092 (LONGRUNNING_THRESHOLD): Remove.
2093 (MAX_SCHED_MIX_SCORE): Decrease.
2094 (MAX_SCHED_MIX_DISTANCE): Decrease.
2095 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
2096 (struct s390_sched_state): New struct to hold scheduling state.
2097 (S390_SCHED_STATE_NORMAL): Remove.
2098 (S390_SCHED_STATE_CRACKED): Remove.
2099 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
2100 (s390_get_sched_attrmask): Use new attribute.
2101 (s390_get_unit_mask): Use new units.
2102 (s390_is_fpd): New function.
2103 (s390_is_fxd): New function.
2104 (s390_is_longrunning): New function.
2105 (s390_sched_score): Use new functions.
2106 (s390_sched_reorder): Likewise.
2107 (s390_sched_variable_issue): Rework and use new functions.
2108 (s390_sched_init): Use new functions.
2109 * config/s390/s390.h (s390_tune_attr): Add z14.
2110 * config/s390/s390.md: Add z14.
2112 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
2114 * config/s390/2964.md: Update pipeline description.
2115 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
2116 (LONGRUNNING_THRESHOLD): Remove.
2117 (LATENCY_FACTOR): Remove.
2118 (s390_get_unit_mask): Add unit.
2119 (s390_sched_score): Use fxd/fpd.
2120 (s390_sched_variable_issue): Use fxd/fpd.
2122 2019-03-12 Martin Liska <mliska@suse.cz>
2124 * config/i386/i386.c: Reword an error message.
2126 2019-03-12 Martin Jambor <mjambor@suse.cz>
2128 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
2129 terminate with newline.
2131 2019-03-12 Jakub Jelinek <jakub@redhat.com>
2134 * config/s390/s390.md (tabort): Use %wd instead of
2135 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
2136 letters and periods.
2137 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
2138 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
2142 * builtins.c (expand_builtin_int_roundingfn,
2143 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
2144 gcc_unreachable if validate_arglist fails.
2146 2019-03-12 Richard Biener <rguenther@suse.de>
2148 PR tree-optimization/89664
2149 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
2150 free the occurance tree after the early out.
2152 2019-03-11 Jakub Jelinek <jakub@redhat.com>
2156 * vr-values.c (vr_values::update_value_range): If
2157 old_vr->varying_p (), don't update it, make new_vr also VARYING
2160 2019-03-11 Martin Liska <mliska@suse.cz>
2162 * config/aarch64/aarch64.c (aarch64_override_options_internal):
2163 Fix double string quoting.
2165 2019-03-11 Martin Liska <mliska@suse.cz>
2167 * collect-utils.c (collect_wait): Wrap apostrophes
2168 in gcc internal format with %'.
2169 * collect2.c (main): Likewise.
2170 (scan_prog_file): Likewise.
2171 (scan_libraries): Likewise.
2172 * config/i386/i386.c (ix86_expand_call): Likewise.
2173 (ix86_handle_interrupt_attribute): Likewise.
2174 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
2175 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
2176 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
2177 * lto-wrapper.c (find_crtoffloadtable): Likewise.
2178 * symtab.c (symtab_node::verify_base): Likewise.
2179 * tree-cfg.c (verify_gimple_label): Likewise.
2180 * tree.c (verify_type_variant): Likewise.
2182 2019-03-11 Martin Liska <mliska@suse.cz>
2184 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
2185 in a string format message and fix GNU coding style.
2186 (expand_builtin_set_thread_pointer): Likewise.
2187 * common/config/aarch64/aarch64-common.c
2188 (aarch64_rewrite_selected_cpu): Likewise.
2189 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
2190 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
2191 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
2192 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
2193 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
2194 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
2195 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
2196 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
2197 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
2198 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
2200 * common/config/riscv/riscv-common.c
2201 (riscv_subset_list::parsing_subset_version): Likewise.
2202 (riscv_subset_list::parse_std_ext): Likewise.
2203 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
2204 (riscv_subset_list::parse): Likewise.
2205 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
2206 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
2207 (aarch64_override_options_internal): Likewise.
2208 (aarch64_validate_mcpu): Likewise.
2209 (aarch64_validate_march): Likewise.
2210 (aarch64_validate_mtune): Likewise.
2211 (aarch64_override_options): Likewise.
2212 * config/alpha/alpha.c (alpha_option_override): Likewise.
2213 * config/arc/arc.c (arc_init): Likewise.
2214 (parse_mrgf_banked_regs_option): Likewise.
2215 (arc_override_options): Likewise.
2216 (arc_expand_builtin_aligned): Likewise.
2217 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
2218 (arm_expand_builtin): Likewise.
2219 * config/arm/arm.c (arm_option_check_internal): Likewise.
2220 (arm_configure_build_target): Likewise.
2221 (arm_option_override): Likewise.
2222 (arm_options_perform_arch_sanity_checks): Likewise.
2223 (arm_handle_cmse_nonsecure_entry): Likewise.
2224 (arm_handle_cmse_nonsecure_call): Likewise.
2225 (arm_tls_referenced_p): Likewise.
2226 (thumb1_expand_prologue): Likewise.
2227 * config/avr/avr.c (avr_option_override): Likewise.
2228 * config/bfin/bfin.c (bfin_option_override): Likewise.
2229 * config/c6x/c6x.c (c6x_option_override): Likewise.
2230 * config/cr16/cr16.c (cr16_override_options): Likewise.
2231 * config/cris/cris.c (cris_option_override): Likewise.
2232 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
2233 * config/darwin-c.c (macosx_version_as_macro): Likewise.
2234 * config/darwin.c (darwin_override_options): Likewise.
2235 * config/frv/frv.c (frv_expand_builtin): Likewise.
2236 * config/h8300/h8300.c (h8300_option_override): Likewise.
2237 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
2238 (ix86_option_override_internal): Likewise.
2239 (warn_once_call_ms2sysv_xlogues): Likewise.
2240 (ix86_expand_prologue): Likewise.
2241 (split_stack_prologue_scratch_regno): Likewise.
2242 (ix86_warn_parameter_passing_abi): Likewise.
2243 * config/ia64/ia64.c (fix_range): Likewise.
2244 * config/m68k/m68k.c (m68k_option_override): Likewise.
2245 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
2246 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
2247 (mips_set_compression_mode): Likewise.
2248 * config/mmix/mmix.c (mmix_option_override): Likewise.
2249 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
2250 * config/msp430/msp430.c (msp430_option_override): Likewise.
2251 * config/nds32/nds32.c (nds32_option_override): Likewise.
2252 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
2253 (nios2_option_override): Likewise.
2254 (nios2_expand_custom_builtin): Likewise.
2255 * config/nvptx/mkoffload.c (main): Likewise.
2256 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
2257 * config/pa/pa.c (fix_range): Likewise.
2258 (pa_option_override): Likewise.
2259 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
2260 (riscv_option_override): Likewise.
2261 * config/rl78/rl78.c (rl78_option_override): Likewise.
2262 * config/rs6000/aix61.h: Likewise.
2263 * config/rs6000/aix71.h: Likewise.
2264 * config/rs6000/aix72.h: Likewise.
2265 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
2266 * config/rs6000/freebsd64.h: Likewise.
2267 * config/rs6000/linux64.h: Likewise.
2268 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
2269 (rs6000_expand_zeroop_builtin): Likewise.
2270 (rs6000_expand_mtfsb_builtin): Likewise.
2271 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
2272 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
2273 (rs6000_invalid_builtin): Likewise.
2274 (rs6000_expand_split_stack_prologue): Likewise.
2275 * config/rs6000/rtems.h: Likewise.
2276 * config/rx/rx.c (valid_psw_flag): Likewise.
2277 (rx_expand_builtin): Likewise.
2278 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
2279 * config/s390/s390.c (s390_expand_builtin): Likewise.
2280 (s390_function_profiler): Likewise.
2281 (s390_option_override_internal): Likewise.
2282 (s390_option_override): Likewise.
2283 * config/sh/sh.c (sh_option_override): Likewise.
2284 (sh_builtin_saveregs): Likewise.
2285 (sh_fix_range): Likewise.
2286 * config/sh/vxworks.h: Likewise.
2287 * config/sparc/sparc.c (sparc_option_override): Likewise.
2288 * config/spu/spu.c (spu_option_override): Likewise.
2289 (fix_range): Likewise.
2290 * config/visium/visium.c (visium_option_override): Likewise.
2291 (visium_handle_interrupt_attr): Likewise.
2292 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
2293 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
2294 (dbg_cnt_process_opt): Likewise.
2295 * dwarf2out.c (output_dwarf_version): Likewise.
2296 * except.c (expand_eh_return): Likewise.
2297 * gcc.c (defined): Likewise.
2298 (driver_handle_option): Likewise.
2299 (process_command): Likewise.
2300 (compare_files): Likewise.
2301 (driver::prepare_infiles): Likewise.
2302 (driver::do_spec_on_infiles): Likewise.
2303 (driver::maybe_run_linker): Likewise.
2304 * omp-offload.c (oacc_parse_default_dims): Likewise.
2305 * opts-global.c (handle_common_deferred_options): Likewise.
2306 * opts.c (parse_sanitizer_options): Likewise.
2307 (common_handle_option): Likewise.
2308 (enable_warning_as_error): Likewise.
2309 * passes.c (enable_disable_pass): Likewise.
2310 * plugin.c (parse_plugin_arg_opt): Likewise.
2311 (default_plugin_dir_name): Likewise.
2312 * targhooks.c (default_expand_builtin_saveregs): Likewise.
2313 (default_pch_valid_p): Likewise.
2314 * toplev.c (init_asm_output): Likewise.
2315 (process_options): Likewise.
2316 (toplev::run_self_tests): Likewise.
2317 * tree-cfg.c (verify_gimple_call): Likewise.
2318 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
2319 (tree_inlinable_function_p): Likewise.
2320 * var-tracking.c (vt_find_locations): Likewise.
2322 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
2324 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
2325 only on the else branch.
2327 2019-03-11 Martin Liska <mliska@suse.cz>
2329 * gcov.c (output_intermediate_json_line): Print function
2331 (output_json_intermediate_file): Add new argument.
2332 * doc/gcov.texi: Document the change.
2334 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
2336 PR rtl-optimization/89588
2337 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
2338 explicit unrolling factor more robust.
2340 2019-03-11 Richard Biener <rguenther@suse.de>
2342 PR tree-optimization/89649
2343 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
2344 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
2345 on the prolog and epilog loops.
2346 (vect_loop_versioning): Return copy of loop.
2347 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
2348 on the non-vectorized version of the loop.
2350 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
2353 * config/i386/sse.md (*vec_extractv2di_0_sse):
2354 Add (=r,x) alternative and corresponding splitter.
2356 2019-03-10 Martin Jambor <mjambor@suse.cz>
2358 PR tree-optimization/85762
2359 PR tree-optimization/87008
2360 PR tree-optimization/85459
2361 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
2362 it points to if there is a type changing MEM_REF. Adjust all callers.
2363 (build_accesses_from_assign): Disable total scalarization if
2364 contains_vce_or_bfcref_p returns true through the new parameter, for
2367 2019-03-09 Jakub Jelinek <jakub@redhat.com>
2370 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
2371 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
2374 * common.opt (fdiagnostics-show-labels,
2375 fdiagnostics-show-line-numbers, fdiagnostics-format=,
2376 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
2377 gas-locview-support, ginline-points, ginternal-reset-location-views):
2378 Terminate description text with a dot.
2379 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
2380 * config/mcore/mcore.opt (m210, m340): Likewise.
2381 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
2382 mnops=): Start description text with a capital letter.
2383 * config/arc/arc.opt (msize-level=): Likewise.
2384 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
2385 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
2387 * config/ft32/ft32.opt (msim): Likewise.
2388 (mft32b, mcompress): Likewise. Terminate description text with a dot.
2389 (mnodiv, mnopm): Terminate description text with a dot.
2390 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
2392 * config/i386/i386.opt (prefer_vector_width, instrument_return):
2394 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
2397 PR rtl-optimization/89634
2398 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
2399 are modified in BB_END (e->src) instruction.
2401 2019-03-08 David Malcolm <dmalcolm@redhat.com>
2404 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
2405 messages more amenable to translation, and improve wording.
2407 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
2409 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
2410 ud- and du-chains between phases.
2412 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
2415 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
2416 instead of POLY_INT_CST.
2418 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
2420 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
2423 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
2428 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
2429 (_mm_storeu_si64): Ditto.
2431 2019-03-08 Martin Liska <mliska@suse.cz>
2434 * config/i386/i386.c (ix86_option_override_internal): Disable
2435 jump tables when retpolines are used.
2437 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
2440 * ipa-split.c (execute_split_functions): Do not split
2441 'noinline' or 'section' function.
2443 2019-03-08 Jakub Jelinek <jakub@redhat.com>
2446 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
2447 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
2448 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
2451 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
2452 from diagnostics. Formatting fixes.
2455 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
2456 warn_odr diagnostics.
2459 * lra-constraints.c (process_alt_operands): Avoid one space before
2460 " at the end of line and another after " on another line in a string
2462 * attribs.c (handle_dll_attribute): Likewise.
2463 * config/avr/avr-devices.c (avr_texinfo): Likewise.
2465 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
2466 warning_at or inform messages in G_() if there is no ?:.
2468 PR tree-optimization/89550
2469 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
2470 returned true. Formatting fixes.
2471 (expand_builtin_strnlen): Formatting fixes.
2472 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
2473 if warning_at returned true.
2474 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
2476 2019-03-08 Richard Biener <rguenther@suse.de>
2479 * cfgloop.h (struct loop): Add owned_clique field.
2480 * cfgloopmanip.c (copy_loop_info): Copy it.
2481 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
2483 * tree-inline.c (copy_loops): Remap owned_clique.
2484 * lto-streamer-in.c (input_cfg): Stream owned_clique.
2485 * lto-streamer-out.c (output_cfg): Likewise.
2487 2019-03-08 Jakub Jelinek <jakub@redhat.com>
2490 * config/darwin.c: Include intl.h.
2491 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
2492 composing the message out of two separate parts.
2494 2019-03-07 Jakub Jelinek <jakub@redhat.com>
2497 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
2498 doesn't start with a capital letter and doesn't end with a dot.
2499 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
2500 with a capital letter.
2501 (ix86_mangle_function_version_assembler_name): Likewise.
2502 (ix86_generate_version_dispatcher_body): Likewise.
2503 (fold_builtin_cpu): Likewise.
2504 (get_builtin_code_for_version): Likewise. Remove extraneous space.
2505 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
2506 translators, wrap full type name in %qs.
2508 PR translation/79999
2509 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
2510 depend clause with source (or sink) modifier.
2511 * omp-expand.c (expand_omp_ordered_sink): Likewise.
2514 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
2515 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
2516 (avx512f_load<mode>_mask): New define_expand.
2517 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
2518 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
2519 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
2520 __builtin_ia32_movess_mask): New builtins.
2521 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
2522 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
2523 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
2524 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
2526 2019-03-07 Martin Jambor <mjambor@suse.cz>
2529 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
2530 for extern inline functions.
2532 2019-03-07 Martin Jambor <mjambor@suse.cz>
2535 * cgraph.h (cgraph_node): New inline method former_thunk_p.
2536 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
2537 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
2538 have multiple callees. At the end check if declarations match as
2539 opposed to cgraph_nodes.
2541 2019-03-07 Martin Liska <mliska@suse.cz>
2543 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
2544 which is equivalent to searching for this in clones chain.
2545 * symtab.c (symtab_node::verify_base): Similarly compare ASM
2546 names with a neighbour and special case first node in a chain.
2548 2019-01-25 Jason Merrill <jason@redhat.com>
2550 PR c++/80916 - spurious "static but not defined" warning.
2551 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
2552 for an internal symbol with DECL_EXTERNAL.
2554 2019-04-07 Richard Biener <rguenther@suse.de>
2557 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
2558 * tree-inline.c (copy_loops): Simplify.
2560 2019-03-07 Martin Liska <mliska@suse.cz>
2562 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
2564 2019-03-07 Richard Biener <rguenther@suse.de>
2566 PR tree-optimization/89595
2567 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
2568 stmt iterator as reference, take boolean output parameter to
2569 indicate whether the stmt was removed and thus the iterator
2571 (dom_opt_dom_walker::before_dom_children): Re-iterate over
2572 stmts created by folding.
2574 2019-03-07 Jakub Jelinek <jakub@redhat.com>
2577 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
2580 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
2582 PR rtl-optimization/88845
2583 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
2585 * lra.c (remove_scratches_1): New function.
2586 (remove_scratches): Use it.
2587 (lra_emit_move): Likewise.
2589 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
2591 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
2592 unaligned_access variable.
2593 * config/arc/arc.c (arc_override_options): Set unaligned access
2594 default on for HS CPUs.
2595 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
2597 2019-03-06 Martin Liska <mliska@suse.cz>
2599 PR gcov-profile/89577
2600 * doc/gcov.texi: Prefer to use --coverage.
2601 * doc/sourcebuild.texi: Likewise.
2603 2019-03-02 Jason Merrill <jason@redhat.com>
2605 PR c++/86485 - -Wmaybe-unused with empty class ?:
2606 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
2608 2019-03-05 Jakub Jelinek <jakub@redhat.com>
2611 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
2615 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
2616 exactly one argument.
2618 2019-03-05 Jakub Jelinek <jakub@redhat.com>
2619 Richard Sandiford <richard.sandiford@arm.com>
2621 PR tree-optimization/89570
2622 * match.pd (vec_cond into cond_op simplification): Don't use
2623 get_conditional_internal_fn, use as_internal_fn (cond_op).
2625 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
2628 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
2629 to decide when to split off a non-zero offset from a symbol.
2630 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
2631 in function symbols.
2633 2019-03-05 Richard Biener <rguenther@suse.de>
2635 PR tree-optimization/89594
2636 * tree-if-conv.c (pass_if_conversion::execute): Handle
2637 case where .LOOP_VECTORIZED_FUNCTION was removed.
2639 2019-03-05 Jakub Jelinek <jakub@redhat.com>
2642 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
2643 instead alloca it only when needed with the needed size.
2645 PR tree-optimization/89570
2646 * match.pd (vec_cond into cond_op simplification): Guard with
2647 vectorized_internal_fn_supported_p test and #if GIMPLE.
2649 PR tree-optimization/89566
2650 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
2651 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
2652 Punt if get_user_idx_format succeeds, but idx_format argument is
2653 not provided or doesn't have pointer type, or if idx_args is above
2654 number of provided arguments.
2656 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
2658 PR tree-optimization/89437
2659 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
2661 2019-03-04 Richard Biener <rguenther@suse.de>
2664 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
2667 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
2669 PR tree-optimization/89487
2670 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
2671 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
2672 (distribute_loop): Don't do runtime alias check if there is non-
2673 addressable data reference.
2674 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
2675 is a register variable.
2677 2019-03-02 Jakub Jelinek <jakub@redhat.com>
2680 * config/arm/arm.md (cmpsi2_addneg): Use
2681 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
2682 If operands[2] is 0 or INT_MIN, force use of subs.
2683 (*compare_scc splitter): Use gen_int_mode.
2684 (*negscc): Likewise.
2685 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
2687 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
2688 Monk Chiang <sh.chiang04@gmail.com>
2690 * common/config/riscv/riscv-common.c: Include sstream.
2691 (riscv_subset_list::to_string): New.
2692 (riscv_arch_str): Likewise.
2693 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
2695 * config/riscv/riscv-protos.h (riscv_arch_str): New.
2696 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
2697 (riscv_emit_attribute): New.
2698 (riscv_file_start): Emit attribute if needed.
2699 (riscv_option_override): Init riscv_emit_attribute_p.
2700 * config/riscv/riscv.opt (mriscv-attribute): New option.
2701 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
2703 * doc/install.texi: Document --with-riscv-attribute.
2704 * doc/invoke.texi: Document -mriscv-attribute.
2706 * common/config/riscv/riscv-common.c:
2707 Include config/riscv/riscv-protos.h.
2708 (INCLUDE_STRING): Defined.
2709 (RISCV_DONT_CARE_VERSION): Defined.
2710 (riscv_subset_t): Declare.
2711 (riscv_subset_t::riscv_subset_t): New.
2712 (riscv_subset_list): Declare.
2713 (riscv_subset_list::riscv_subset_list): New.
2714 (riscv_subset_list::~riscv_subset_list): Likewise.
2715 (riscv_subset_list::parsing_subset_version): Likewise.
2716 (riscv_subset_list::parse_std_ext): Likewise.
2717 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
2718 (riscv_subset_list::add): Likewise.
2719 (riscv_subset_list::lookup): Likewise.
2720 (riscv_subset_list::xlen): Likewise.
2721 (riscv_subset_list::parse): Likewise.
2722 (riscv_supported_std_ext): Likewise.
2723 (current_subset_list): Likewise.
2724 (riscv_parse_arch_string): Using riscv_subset_list::parse to
2727 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
2729 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
2730 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
2731 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
2733 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
2735 PR rtl-optimization/85899
2736 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
2737 fallthru edges leading to the exit block.
2739 2019-03-01 Tamar Christina <tamar.christina@arm.com>
2742 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
2743 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
2745 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
2747 PR tree-optimization/89535
2748 * tree-vect-stmts.c (vectorizable_call): Record the vector types
2749 for each operand. Calculate the fallback choice for mask operands
2750 and pass it to vect_get_vec_def_for_operand.
2752 2019-03-01 Richard Biener <rguenther@suse.de>
2755 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
2756 get virtual operands.
2757 (get_expr_operands): Handle CONST_DECL like other decls.
2759 2019-03-01 Jakub Jelinek <jakub@redhat.com>
2762 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
2763 on DECL_P and EXPR_P.
2765 2019-03-01 Richard Biener <rguenther@suse.de>
2768 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
2769 argument, defaulted to zero.
2770 * passes.c (execute_function_todo): Pass down SSA update flags
2771 to cleanup_tree_cfg.
2772 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
2773 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
2775 (cleanup_tree_cfg): Get and pass down SSA update flags.
2777 2019-03-01 Jakub Jelinek <jakub@redhat.com>
2780 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
2781 early_lto_debug argument.
2783 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
2785 PR tree-optimization/89536
2786 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
2787 only whether bit #0 of the value is 0 instead of the entire value.
2789 2019-02-28 Marek Polacek <polacek@redhat.com>
2791 PR c++/87068 - missing diagnostic with fallthrough statement.
2792 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
2793 at the end of a seq, save its location to walk_stmt_info.
2794 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
2797 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
2800 * tree.c (find_atomic_core_type): Move ahead in file.
2801 (check_base_type): Correctly compare alignments of atomic types.
2803 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
2806 * config/i386/i386.c (get_builtin_code_for_version): Identify
2807 Westmere from PCLMUL, instead of AES.
2809 2019-02-28 Jakub Jelinek <jakub@redhat.com>
2812 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
2813 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
2816 2019-02-28 Tamar Christina <tamar.christina@arm.com>
2819 * config/aarch64/aarch64-option-extensions.def: Document it.
2820 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
2823 2019-02-28 Jakub Jelinek <jakub@redhat.com>
2826 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
2827 builtins if they don't have a single scalar floating point argument.
2830 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
2832 PR rtl-optimization/89490
2833 * varasm.c (get_block_for_section): Bail out for mergeable sections.
2834 (default_use_anchors_for_symbol_p, output_object_block): Assert the
2835 block section is not mergeable.
2837 2019-02-27 Jakub Jelinek <jakub@redhat.com>
2840 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
2841 old define_insn to ...
2842 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
2843 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
2844 Rename old define_insn to ...
2845 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
2846 (thumb2_casesi_internal_pic): New define_expand. Rename old
2848 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
2849 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
2850 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
2852 2019-02-27 Richard Biener <rguenther@suse.de>
2855 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
2857 2019-02-27 Richard Biener <rguenther@suse.de>
2859 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
2862 2019-02-27 Richard Biener <rguenther@suse.de>
2865 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
2866 parameter, prefix section name with .gnu.debuglto_ if true.
2867 (dwarf2out_finish): Pass false to output_comdat_type_unit.
2868 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
2870 2019-02-27 Richard Biener <rguenther@suse.de>
2873 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
2874 rather than on use_debug_types, doing what output_die does.
2875 (value_format): Likewise.
2877 2019-02-27 Martin Jambor <mjambor@suse.cz>
2878 Martin Sebor <msebor@redhat.com>
2880 * doc/invoke.texi (Warning Options): Reword description of
2881 -Wno-absolute-value.
2883 2019-02-27 Jakub Jelinek <jakub@redhat.com>
2885 PR tree-optimization/89280
2886 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
2887 builtin_setjmp_setup_bb): New functions.
2888 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
2889 When visiting __builtin_setjmp_setup block, queue in special
2890 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
2891 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
2892 from visited after the loop if they don't have any visited successor
2895 2018-02-26 Steve Ellcey <sellcey@marvell.com>
2897 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
2899 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
2901 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2904 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
2905 with types other than sizetype/ssizetype.
2907 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
2909 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
2910 (enum sparc_processor_type): ...this.
2911 (enum sparc_code_model_type): New enumeration type.
2912 (enum sparc_memory_model_type): Tweak comments.
2913 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
2915 (mcmodel): Use sparc_code_model enumeration and variable.
2916 (sparc_code_model): New enumeration.
2917 (mdebug): Add Undocumented marker.
2918 * config/sparc/sparc.h (enum cmodel): Delete.
2919 (sparc_cmodel): Likewise.
2920 (TARGET_CM_MEDLOW): Adjust to above renaming.
2921 (TARGET_CM_MEDMID): Likewise.
2922 (TARGET_CM_MEDANY): Likewise.
2923 (TARGET_CM_EMBMEDANY): Likewise.
2924 * config/sparc/sparc.c (sparc_cmodel): Delete.
2925 (sparc_option_override): Remove string/value mapping support for the
2926 code model. Move code and memory model support to after the handling
2927 of target flags. Do private machine setup last.
2928 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
2929 (sparc_legitimize_reload_address): Likewise.
2930 (sparc_output_mi_thunk): Likewise.
2931 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
2933 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2935 PR tree-optimization/89500
2936 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
2937 (handle_builtin_strlen): Remove noncst_bound variable. Always
2938 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
2939 cst if the first cst bytes starting at x are known to be non-zero,
2940 even if the string is not zero terminated. Don't try to modify
2941 *si for strnlen. Update strlen_to_stridx only for strlen or if
2942 we can prove strnlen returns the same value as strlen would.
2944 2019-02-26 Martin Liska <mliska@suse.cz>
2946 * alloc-pool.h (struct pool_usage): Remove extra
2948 * bitmap.h (struct bitmap_usage): Likewise.
2949 * ggc-common.c (struct ggc_usage): Likewise.
2950 * mem-stats.h (struct mem_usage): Likewise.
2951 (mem_alloc_description::dump): Print dash lines
2952 here and repeat header at the end of a table report.
2953 It's then more readable.
2954 * tree-phinodes.c (phinodes_print_statistics): Make
2955 horizontal alignment.
2956 * tree-ssanames.c (ssanames_print_statistics): Likewise.
2957 * vec.c (struct vec_usage): Remove extra print_dash_line.
2958 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
2960 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
2962 * doc/extend.texi (__builtin_object_size):
2963 Use @pxref instead of @xref inside parenthesis.
2964 (__builtin_has_attribute): Add missing comma after @xref.
2965 (__builtin_object_size): Ditto.
2966 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
2967 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
2970 2019-02-26 Jeff Law <law@redhat.com>
2972 PR rtl-optimization/87761
2973 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
2974 detect obviously dead insns and delete them.
2976 2019-02-26 Richard Biener <rguenther@suse.de>
2978 PR tree-optimization/89505
2979 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
2980 to handle restrict pointed-to vars with multiple subvars
2983 2019-02-26 Richard Biener <rguenther@suse.de>
2985 PR tree-optimization/89489
2986 * tree-parloops.c (create_loop_fn): Copy over last_clique.
2988 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
2990 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
2991 and move around comment.
2992 <BIT_AND_EXPR>: Likewise.
2993 <BIT_NOT_EXPR>: Add specific handling for boolean types.
2995 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2998 * config/i386/i386.c (remove_partial_avx_dependency): Call
2999 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
3000 after changing possibly many instructions to use that pseudo. Fix up
3001 insertion of v4sf_const0 setter at the start of bb.
3003 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
3006 * doc/extend.texi (Variadic Pointer Args): New section.
3008 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
3009 Martin Sebor <msebor@gmail.com>
3011 * common.opt (Wattribute-alias): Likewise.
3012 * doc/invoke.texi (Option Summary): List general form of
3013 -Wattribute-alias=. List positive form of -Wmissing-attributes.
3014 (-Wmissing-attributes): Invert entry, rewrite and correct default.
3015 Add cross-references.
3016 (-Wattribute-alias): Rewrite and correct default. Mention
3017 considered attributes (same as for -Wmissing-attributes).
3019 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
3021 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
3022 (_mm_cvtpd_ps): Likewise.
3023 (_mm_cvttpd_epi32): Likewise.
3026 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
3027 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
3030 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
3032 2019-02-25 Tamar Christina <tamar.christina@arm.com>
3035 * common/config/aarch64/aarch64-common.c
3036 (struct aarch64_option_extension): Add is_synthetic.
3037 (all_extensions): Use it.
3038 (TARGET_OPTION_INIT_STRUCT): Define hook.
3039 (struct gcc_targetm_common): Moved to end.
3040 (all_extensions_by_on): New.
3041 (opt_ext_cmp, typedef opt_ext): New.
3042 (aarch64_option_init_struct): New.
3043 (aarch64_contains_opt): New.
3044 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
3045 * config/aarch64/aarch64-option-extensions.def
3046 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
3047 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
3048 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
3049 Set is_synthetic to false.
3050 (crypto): Set is_synthetic to true.
3051 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
3054 2019-02-25 Tamar Christina <tamar.christina@arm.com>
3056 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
3057 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
3058 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
3059 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
3060 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
3061 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
3062 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
3063 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
3065 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
3066 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
3067 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
3068 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
3069 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
3070 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
3071 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
3072 vfmlsl_laneq_high_f16): ... To this.
3073 * config/arm/neon.md: Update comments.
3075 2019-02-25 Tamar Christina <tamar.christina@arm.com>
3077 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
3078 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
3079 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
3080 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
3081 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
3082 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
3083 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
3084 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
3086 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
3087 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
3088 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
3089 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
3090 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
3091 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
3092 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
3093 vfmlslq_laneq_high_f16): ... To this.
3095 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
3097 PR rtl-optimization/86096
3098 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
3099 comparing mw_order values.
3101 2019-02-25 Jakub Jelinek <jakub@redhat.com>
3104 * config/arm/arm.md (*subsi3_carryin_const): Use
3105 arm_neg_immediate_operand predicate instead of
3106 arm_not_immediate_operand, "L" constraint instead of "K" and
3107 print it using %n2 instead of %B2.
3108 (*subsi3_carryin_const0): New define_insn.
3109 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
3110 instead of arm_not_operand and "I" constraint instead of "K" and
3111 print it using %n3 instead of %B2. Instead of using match_dup 2 add
3112 another match_operand and in the condition check that it is negation
3114 (*subsi3_carryin_compare_const0): New define_ins.
3115 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
3116 *subsi3_carryin_const.
3117 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
3118 split into *subsi3_carryin_compare_const0 if the highpart is zero.
3121 * config/arm.vfp.md (*negdf2_vfp): Use
3122 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
3123 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
3125 2019-02-24 Jakub Jelinek <jakub@redhat.com>
3127 PR rtl-optimization/89445
3128 * simplify-rtx.c (simplify_ternary_operation): Don't use
3129 simplify_merge_mask on operands that may trap.
3130 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
3131 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
3132 second operand is CONST_VECTOR, check if any element could be zero.
3133 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
3134 their operands can trap.
3136 2019-02-23 Martin Sebor <msebor@redhat.com>
3138 * gimple-ssa-sprintf.c (target_strtol): Rename...
3139 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
3140 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
3141 check for range error.
3143 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
3146 * opts-common.c (prune_options): Also prune joined switches
3147 with Negative and RejectNegative.
3148 * config/i386/i386.opt (march=): Add Negative(march=).
3149 (mtune=): Add Negative(mtune=).
3150 * doc/options.texi: Document Negative used together with Joined
3153 2019-02-22 Martin Sebor <msebor@redhat.com>
3155 * doc/extend.texi (Other Builtins): Add
3156 __builtin_is_constant_evaluated.
3158 2019-02-22 Richard Biener <rguenther@suse.de>
3160 PR tree-optimization/87609
3161 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
3163 2019-02-22 Jeff Law <law@redhat.com>
3165 PR rtl-optimization/87761
3166 * config/mips/mips.md: Add new combiner pattern to recognize
3167 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
3169 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
3172 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
3173 destination register in peepholes generating patterns for ADDS/SUBS.
3174 (add<mode>3_compare0,
3175 *addsi3_compare0_uxtw, add<mode>3_compareC,
3176 add<mode>3_compareV_imm, add<mode>3_compareV,
3177 *adds_<optab><ALLX:mode>_<GPI:mode>,
3178 *subs_<optab><ALLX:mode>_<GPI:mode>,
3179 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
3180 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
3181 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
3182 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
3183 sub<mode>3_compare1): Allow stack pointer for source register.
3184 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
3186 2019-02-22 Martin Sebor <msebor@redhat.com>
3188 PR tree-optimization/88993
3189 PR tree-optimization/88853
3190 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
3192 (sprintf_dom_walker::call_info::is_string_func): New helper.
3193 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
3194 for formatted string functions.
3195 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
3197 2019-02-22 Martin Sebor <msebor@redhat.com>
3200 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
3201 unreachable subexpressions.
3203 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
3204 Hongtao Liu <hongtao.liu@intel.com>
3205 Sunil K Pandey <sunil.k.pandey@intel.com>
3208 * config/i386/i386-passes.def: Add
3209 pass_remove_partial_avx_dependency.
3210 * config/i386/i386-protos.h
3211 (make_pass_remove_partial_avx_dependency): New.
3212 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
3214 (pass_data_remove_partial_avx_dependency): New.
3215 (pass_remove_partial_avx_dependency): Likewise.
3216 (make_pass_remove_partial_avx_dependency): Likewise.
3217 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
3218 (*extendsfdf2): Add avx_partial_xmm_update.
3219 (truncdfsf2): Likewise.
3220 (*float<SWI48:mode><MODEF:mode>2): Likewise.
3221 (SF/DF conversion splitters): Disabled for TARGET_AVX.
3223 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
3226 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
3229 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
3232 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
3233 (PTA_SKYLAKE): Add PTA_AES.
3234 (PTA_GOLDMONT): Likewise.
3236 2019-02-22 Sudakshina Das <sudi.das@arm.com>
3238 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
3239 instruction if enabled.
3240 (aarch64_override_options): Remove reference to return address key.
3242 2019-02-22 Richard Biener <rguenther@suse.de>
3244 PR tree-optimization/89440
3245 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
3246 not necessary assert.
3248 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
3251 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
3252 (oacc_replace_fn_attrib_attr): ... this new function.
3253 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
3254 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
3256 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3258 * config/arm/arm-cpus.in (ares): Rename to...
3259 (neoverse-n1): ... This. Add ares as alias.
3260 * config/arm/arm-tables.opt: Regenerate.
3261 * config/arm/arm-tune.md: Likewise.
3262 * doc/invoke.txt (ARM Options): Document neoverse-n1.
3264 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3266 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
3267 * config/aarch64/aarch64-tune.md: Regenerate.
3268 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
3270 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3272 * config/aarch64/aarch64.c (ares_tunings): Rename to...
3273 (neoversen1_tunings): ... This.
3274 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
3275 (neoverse-n1): New CPU.
3276 * config/aarch64/aarch64-tune.md: Regenerate.
3277 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
3279 2019-02-22 Richard Biener <rguenther@suse.de>
3282 * cfghooks.h (dependence_hash): New typedef.
3283 (struct copy_bb_data): New type.
3284 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
3285 (duplicate_block): Likewise.
3286 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
3287 (copy_bbs): Create and pass down copy_bb_data.
3288 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
3289 (rtl_duplicate_bb): Likewise.
3290 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
3291 remap dependence info.
3293 2019-02-22 Richard Biener <rguenther@suse.de>
3295 PR tree-optimization/87609
3296 * tree-core.h (tree_base): Document special clique values.
3297 * tree-inline.c (remap_dependence_clique): Do not use the
3298 special clique value of one.
3299 (maybe_set_dependence_info): Use clique one.
3300 (clear_dependence_clique): New callback.
3301 (compute_dependence_clique): Clear clique one from all refs
3302 before assigning it (again).
3304 2019-02-21 Martin Sebor <msebor@redhat.com>
3306 * doc/extend.texi (__clear_cache): Correct signature.
3308 2019-02-21 Ian Lance Taylor <iant@golang.org>
3311 * varasm.c (decode_addr_const): Call lookup_constant_def rather
3312 than output_constant_def.
3313 (add_constant_to_table): New static function.
3314 (output_constant_def): Call add_constant_to_table.
3315 (tree_output_constant_def): Likewise.
3317 2019-02-21 Jakub Jelinek <jakub@redhat.com>
3320 * builtins.c (fold_builtin_arith_overflow): If first two args are
3321 INTEGER_CSTs, set intres and ovfres to constants rather than calls
3324 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
3327 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
3328 error for -mindirect-branch/-mfunction-return with incompatible
3331 2019-02-21 Jakub Jelinek <jakub@redhat.com>
3334 * constraints.md (q): Remove.
3335 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
3338 2019-02-21 Martin Jambor <mjambor@suse.cz>
3341 * omp-general.c (omp_extract_for_data): Removed a duplicate call
3342 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
3343 (omp_adjust_for_condition): ...here. Added necessary parameters.
3344 * omp-general.h (omp_adjust_for_condition): Updated declaration.
3345 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
3346 proper values to new parameters of omp_adjust_for_condition.
3348 2019-02-20 Jakub Jelinek <jakub@redhat.com>
3351 * expr.c (expand_assignment): If result is a MEM, use change_address
3352 instead of simplify_gen_subreg.
3354 2019-02-20 Jakub Jelinek <jakub@redhat.com>
3355 David Malcolm <dmalcolm@redhat.com>
3358 * fold-const.c (decode_field_reference): Return NULL_TREE if
3359 lang_hooks.types.type_for_size returns NULL. Check it before
3360 overwriting *exp_. Use return NULL_TREE instead of return 0.
3362 2019-02-20 Jakub Jelinek <jakub@redhat.com>
3366 * toplev.c (do_compile): Double the emin/emax exponents to workaround
3369 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
3372 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
3373 TARGET_SSE in addition to TARGET_SSE_MATH.
3375 (ix86_excess_precision): Ditto.
3376 (ix86_float_exceptions_rounding_supported_p): Ditto.
3377 (use_rsqrt_p): Ditto.
3378 * config/i386/sse.md (rsqrt<mode>2): Ditto.
3380 2019-02-20 David Malcolm <dmalcolm@redhat.com>
3383 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
3384 linenum_arith_t when determining if two adjacent line spans are
3385 close enough to merge.
3386 (diagnostic_show_locus): Use linenum_arith_t when iterating over
3387 lines within each line_span.
3389 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
3392 * lra-constraints.c(uses_hard_regs_p): Fix handling of
3393 paradoxical SUBREGS.
3395 2019-02-20 Li Jia He <helijia@linux.ibm.com>
3398 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
3399 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
3400 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
3403 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
3405 * config/gcn/gcn.c (print_operand): Fix typo.
3407 2019-02-19 Richard Biener <rguenther@suse.de>
3410 * toplev.c (do_compile): Initialize mpfr's exponent range
3411 based on available float modes.
3413 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
3415 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
3416 as long as the epilogue isn't completed.
3418 2019-02-18 Martin Sebor <msebor@redhat.com>
3420 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
3421 __has_cpp_attribute, and __has_include.
3423 2019-02-18 Martin Sebor <msebor@redhat.com>
3425 * doc/invoke.texi (-Wreturn-type): Correct and expand.
3427 2019-02-18 Martin Sebor <msebor@redhat.com>
3430 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
3432 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
3434 2019-02-18 Richard Biener <rguenther@suse.de>
3436 PR tree-optimization/89296
3437 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
3438 of no-warning flag to cases that might emit the bogus warning.
3440 2019-02-18 Jakub Jelinek <jakub@redhat.com>
3443 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
3445 * config/arm/vfp.md (*movdi_vfp): Likewise.
3446 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
3447 "q" constraint for operands[0].
3450 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
3451 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
3452 pattern in a temporary buffer.
3453 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
3454 than 64-operands[2].
3457 * config/s390/s390.c (s390_indirect_branch_attrvalue,
3458 s390_indirect_branch_settings): Define unconditionally.
3459 (s390_set_current_function): Likewise, but guard the whole body except
3460 the s390_indirect_branch_settings call with
3461 #if S390_USE_TARGET_ATTRIBUTE.
3462 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
3464 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
3465 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
3466 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
3467 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
3468 HOST_WIDE_INT_1U instead of 1ULL.
3469 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
3470 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
3471 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
3472 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
3474 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
3477 2019-02-18 Martin Jambor <mjambor@suse.cz>
3479 PR tree-optimization/89209
3480 * tree-sra.c (create_access_replacement): New optional parameter
3481 reg_tree. Use it as a type if non-NULL and access type is not of
3483 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
3484 to create_access_replacement.
3485 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
3486 Check lacc is non-NULL before attempting to re-create it on the RHS.
3488 2019-02-18 Martin Liska <mliska@suse.cz>
3491 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
3493 (symbol_table::free_edge): Recycle m_summary_id.
3494 * cgraph.h (get_summary_id): New.
3495 (symbol_table::release_symbol): Set m_summary_id to -1
3497 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
3498 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
3499 function_summary to fast_function_summary.
3500 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
3501 * ipa-pure-const.c (class funct_state_summary_t):
3502 Switch from function_summary to fast_function_summary.
3503 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
3504 (class ipa_ref_opt_summary_t): Switch from function_summary
3505 to fast_function_summary.
3506 * symbol-summary.h (class function_summary_base): New class
3507 that is created from base of former function_summary.
3508 (function_summary_base::unregister_hooks): New.
3509 (class function_summary): Inherit from function_summary_base.
3510 (class call_summary_base): New class
3511 that is created from base of former call_summary.
3512 (class call_summary): Inherit from call_summary_base.
3513 (struct is_same): New.
3514 (class fast_function_summary): New summary class.
3515 (class fast_call_summary): New summary class.
3516 * vec.h (vec_safe_grow_cleared): New function.
3518 2019-02-18 Martin Liska <mliska@suse.cz>
3520 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
3521 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
3522 * doc/tm.texi: Document new target hook.
3523 * doc/tm.texi.in: Likewise.
3524 * target.def: Add new target macro.
3525 * gcc.c (find_fortran_preinclude_file): Do not search multilib
3528 2019-02-17 Alan Modra <amodra@gmail.com>
3531 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
3532 output reg on add insn.
3533 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
3535 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
3538 * config/i386/sse.md (ssedoublemode): Remove V4HI.
3539 (PMULHRSW): Likewise.
3540 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
3542 (ssse3_pmulhrswv4hi3): New expander.
3544 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
3546 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
3547 MMX. Add isa attribute.
3549 2019-02-16 Jakub Jelinek <jakub@redhat.com>
3551 PR rtl-optimization/66152
3552 * builtins.h (c_readstr): Declare.
3553 * builtins.c (c_readstr): Remove forward declaration. Add
3554 null_terminated_p argument, if false, read all bytes from the
3555 string instead of stopping after '\0'.
3556 * expr.c (string_cst_read_str): New function.
3557 (store_expr): Use string_cst_read_str instead of
3558 builtin_strncpy_read_str. Try to store by pieces the whole
3559 exp_len first, and only if that fails, split it up into
3560 store by pieces followed by clear_storage. Formatting fix.
3562 * config/i386/i386.md (*movqi_internal): Remove static from
3563 buf variable. Use output_asm_insn (buf, operands); return "";
3564 instead of return buf;.
3565 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
3566 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
3567 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
3569 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
3571 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
3572 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
3573 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
3574 (CC1_SPEC): Likewise.
3575 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
3577 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
3579 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
3580 the base address on 64-bit strict-alignment platforms.
3582 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
3584 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
3586 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
3588 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
3590 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
3592 PR rtl-optimization/88308
3593 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
3594 on copied instruction.
3596 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
3598 * final.c (insn_current_reference_address): Replace test on JUMP_P
3599 with test on jump_to_label_p.
3600 * config/visium/visium-passes.def: New file.
3601 * config/visium/t-visium (PASSES_EXTRA): Define.
3602 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
3603 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
3604 (TRAMPOLINE_ALIGNMENT): Define.
3605 * config/visium/visium.c (visium_option_override): Do not register
3606 the machine-specific reorg pass here.
3607 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
3609 (output_branch): Adjust threshold for long branch instruction.
3610 * config/visium/visium.md (cpu): Move around.
3611 (length): Adjust for the GR6.
3613 2019-02-15 Richard Biener <rguenther@suse.de>
3614 Jakub Jelinek <jakub@redhat.com>
3616 PR tree-optimization/89278
3617 * tree-loop-distribution.c: Include tree-eh.h.
3618 (generate_memset_builtin, generate_memcpy_builtin): Call
3619 rewrite_to_non_trapping_overflow on builtin->size before passing it
3620 to force_gimple_operand_gsi.
3622 2019-02-15 Jakub Jelinek <jakub@redhat.com>
3625 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
3627 * opth-gen.awk: Likewise.
3629 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
3631 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
3632 Enable MMX, SSE and SSE2 by default.
3633 * config/i386/i386.c (ix86_option_override_internal): Do not
3634 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
3636 2019-02-14 Jakub Jelinek <jakub@redhat.com>
3638 PR rtl-optimization/89354
3639 * combine.c (make_extraction): Punt if extraction_mode is narrower
3642 2019-02-14 Maya Rashish <coypu@sdf.org>
3644 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
3645 * config/netbsd-d.c: New file.
3646 * config/t-netbsd: Add netbsd-d.o
3648 2018-02-14 Steve Ellcey <sellcey@marvell.com>
3650 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
3651 affects_type_identity to true for aarch64_vector_pcs.
3652 (aarch64_comp_type_attributes): New function.
3653 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
3655 2019-02-14 Tamar Christina <tamar.christina@arm.com>
3658 * config/arm/iterators.md (ANY64): Add V4HF.
3660 2019-02-14 Martin Liska <mliska@suse.cz>
3662 PR rtl-optimization/89242
3663 * dce.c (delete_unmarked_insns): Call free_dominance_info we
3664 process a transformation.
3666 2019-02-14 Jakub Jelinek <jakub@redhat.com>
3668 PR tree-optimization/89314
3669 * fold-const.c (fold_binary_loc): Cast strlen argument to
3670 const char * before dereferencing it. Formatting fixes.
3673 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
3675 2019-02-13 Ian Lance Taylor <iant@golang.org>
3677 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
3678 and set current index for other optimizations.
3680 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
3682 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
3683 nonimmediate_operand as operand 2 predicate.
3684 (vec_set<VF2_512_256:mode>_0): Ditto.
3685 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
3686 (*vec_concatv2si): Remove alternative 2.
3687 (*vec_concatv4si_0): Use vm constraint for alternative 0.
3688 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
3689 (vec_concatv2di): Split alternatives 4,5,6 to ...
3690 (*vec_concatv2di_0) ... new pattern.
3692 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
3695 * config/arm/arm.c (ldm_stm_operation_p) Set
3696 addr_reg_in_reglist correctly for first register.
3697 (load_multiple_sequence): Remove dead base check.
3698 (gen_ldm_seq): Correctly set write_back for Thumb-1.
3700 2019-02-13 Tamar Christina <tamar.christina@arm.com>
3703 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
3704 Expose as @aarch64_pred_mov.
3705 * config/aarch64/aarch64.c (aarch64_classify_address):
3706 Use expand_insn which legitimizes operands.
3708 2019-02-13 Martin Liska <mliska@suse.cz>
3710 * builtins.h (expand_builtin_with_bounds): Remove declaration.
3711 * calls.c (struct arg_data): Remove special_slot, pointer_arg
3712 and pointer_offset fields.
3713 (initialize_argument_information): Remove usage of dead
3715 * cgraph.h (struct cgraph_thunk_info): Remove
3716 add_pointer_bounds_args.
3717 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
3719 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
3721 * config/i386/i386.c (ix86_function_arg_advance): Remove
3723 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
3724 (def_builtin): Remove usage of dead
3726 (ix86_add_new_builtins): Likewise.
3727 * ipa-fnsummary.c (compute_fn_summary): Likewise.
3728 * ipa-icf.c (sem_function::equals_wpa): Likewise.
3729 (sem_function::init): Likewise.
3730 (sem_variable::merge): Likewise.
3731 * ipa-visibility.c (function_and_variable_visibility): Likewise.
3732 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
3733 * lto-cgraph.c (lto_output_node): Likewise.
3734 (lto_output_varpool_node): Likewise.
3735 (input_node): Likewise.
3736 (input_varpool_node): Likewise.
3737 * lto-streamer-out.c (lto_output): Likewise.
3738 * tree-inline.c (expand_call_inline): Remove usage of
3740 * tree-inline.h (struct copy_body_data): Likewise.
3741 * varpool.c (varpool_node::dump): Likewise.
3743 2019-02-13 Jakub Jelinek <jakub@redhat.com>
3746 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
3747 into pt->vars_contains_escaped_heap instead of setting
3748 pt->vars_contains_escaped_heap to it.
3751 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
3752 INTVAL (size), compare it to GET_MODE_MASK instead of
3753 1 << GET_MODE_BITSIZE.
3756 * config/i386/predicates.md (x86_64_immediate_operand): Allow
3757 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
3760 2019-02-13 Martin Liska <mliska@suse.cz>
3763 * cfgrtl.c (remove_barriers_from_footer): New function.
3764 (try_redirect_by_replacing_jump): Use it.
3765 (cfg_layout_redirect_edge_and_branch): Likewise.
3767 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
3769 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
3770 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
3771 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
3772 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
3773 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
3774 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
3776 * config/rs6000/rs6000.c (builtin_function_type)
3777 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
3778 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
3779 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
3780 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
3781 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
3783 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
3785 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
3786 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
3788 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
3791 * config/i386/i386.md (*movoi_internal_avx): Revert revision
3792 268678 and revision 268657.
3793 (*movti_internal): Likewise.
3795 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
3798 * config/s390/s390.c (s390_decompose_address): Update comment.
3799 (s390_check_qrst_address): Reject invalid address forms after
3802 2019-02-12 Martin Liska <mliska@suse.cz>
3805 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
3806 we need default values of funct_state for a function that
3809 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
3811 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
3812 the object to pick the size of stores on strict-alignment platforms.
3814 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
3815 (*movdi_insn_sp32): Likewise.
3816 (*movdi_insn_sp64): Likewise.
3818 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
3821 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
3822 types that needs constructiong.
3823 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
3825 2019-02-12 Richard Biener <rguenther@suse.de>
3827 PR tree-optimization/89253
3828 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
3831 2019-02-11 David Malcolm <dmalcolm@redhat.com>
3834 * input.c (selftest::test_line_offset_overflow): New selftest.
3835 (selftest::input_c_tests): Call it.
3837 2019-02-11 Martin Sebor <msebor@redhat.com>
3839 PR tree-optimization/88771
3840 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
3841 when -Wstringop-overflow is set.
3842 (builtin_memref::builtin_memref): Adjust excessive upper bound
3843 only when lower bound is not excessive.
3844 (maybe_diag_overlap): Detect and diagnose excessive bounds via
3845 -Wstringop-ovefflow.
3846 (maybe_diag_offset_bounds): Rename...
3847 (maybe_diag_access_bounds): ...to this.
3848 (check_bounds_or_overlap): Adjust for name change above.
3850 2019-02-11 Martin Sebor <msebor@redhat.com>
3853 * builtins.c (max_object_size): Move from here...
3854 * builtins.h (max_object_size): ...and here...
3855 * tree.c (max_object_size): ...to here...
3856 * tree.h (max_object_size): ...and here.
3858 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
3860 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
3861 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
3862 for correct semantics.
3864 2019-02-11 Alan Modra <amodra@gmail.com>
3866 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
3867 -mlongcall and -mpltseq.
3868 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
3869 (RS/6000 and PowerPC Options <-mpltseq>): Document.
3870 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
3871 * config/rs6000/sysv4.opt (mpltseq): New option.
3872 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
3873 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
3874 support is lacking. Don't allow -mpltseq with -mbss-plt.
3875 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
3876 -mpltseq given for ELFv1.
3877 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
3878 Only use UNSPEC_PLTSEQ for inline PLT calls.
3879 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
3880 use UNSPEC_PLTSEQ for inline PLT calls.
3881 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
3882 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
3883 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
3884 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
3885 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
3886 (pltseq_mtctr_<mode>): Likewise.
3888 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3890 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
3892 * configure: Regenerate.
3894 2019-02-11 Jakub Jelinek <jakub@redhat.com>
3897 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
3900 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
3902 * function.c (assign_parm_setup_block): Use the stored
3903 size, not the passed size, when allocating stack-space,
3904 also for a parameter with alignment larger than
3905 MAX_SUPPORTED_STACK_ALIGNMENT.
3907 2019-02-11 Martin Liska <mliska@suse.cz>
3910 * ipa-cp.c (build_toporder_info): Remove usage of a param.
3911 * ipa-inline.c (inline_small_functions): Likewise.
3912 * ipa-pure-const.c (propagate_pure_const): Likewise.
3913 (propagate_nothrow): Likewise.
3914 * ipa-reference.c (propagate): Likewise.
3915 * ipa-utils.c (struct searchc_env): Remove unused field.
3916 (searchc): Always search across AVAIL_INTERPOSABLE.
3917 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
3918 the only called IPA pure const can properly not propagate
3919 across interposable boundary.
3920 * ipa-utils.h (ipa_reduced_postorder): Remove param.
3922 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
3924 * config/nds32/nds32.md (call_internal, call_value_internal,
3925 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
3927 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
3929 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
3932 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
3934 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
3937 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
3939 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
3941 2019-02-10 Jakub Jelinek <jakub@redhat.com>
3943 PR tree-optimization/89268
3944 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
3945 if preds is non-NULL.
3947 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3950 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
3953 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
3955 * config/nds32/nds32.md (trap): New pattern.
3957 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
3959 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
3962 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
3964 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
3967 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3969 * ipa-visibility.c (localize_node): Also do not localize
3970 LDPR_PREVAILING_DEF_IRONLY_EXP.
3972 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3975 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
3976 instead of type_with_linkage.
3978 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3981 * params.def (uninlined-function-insns, uninlined-function-time,
3982 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
3983 bound so we don't get overflows.
3985 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
3987 * config/rs6000/rs6000-string.c (expand_compare_loop,
3988 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
3991 2019-02-09 Jakub Jelinek <jakub@redhat.com>
3994 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
3995 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
3996 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
3998 2019-02-09 Alan Modra <amodra@gmail.com>
4001 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
4002 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
4005 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
4008 * lra-constraints.c (process_alt_operands): Don't increase reject
4009 for memory when offset memory is required.
4011 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
4013 * config/s390/vector.md: Implement vector copysign.
4015 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
4017 * expr.c (expand_constructor): Correct indentations.
4019 2019-02-08 Richard Biener <rguenther@suse.de>
4021 PR tree-optimization/89247
4022 * tree-if-conv.c: Include tree-cfgcleanup.h.
4023 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
4024 (tree_if_conversion): Pass through predicate vector.
4025 (pass_if_conversion::execute): Do CFG cleanup and SSA update
4026 inline, see if any if-converted loops we refrece in
4027 LOOP_VECTORIZED calls vanished and fixup.
4028 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
4030 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
4032 * config/s390/constraints.md (jdd): New constraint.
4034 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
4037 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
4038 upper 16 vector registers without TARGET_AVX512VL.
4039 (*movti_internal): Likewise.
4041 2019-02-08 Jakub Jelinek <jakub@redhat.com>
4043 PR rtl-optimization/89234
4044 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
4045 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
4046 (copy_reg_eh_region_note_backward): Likewise.
4048 2019-02-08 Richard Biener <rguenther@suse.de>
4051 * tree-data-ref.c (initialize_matrix_A): Fail if constant
4053 (analyze_subscript_affine_affine): Handle failure from
4054 initialize_matrix_A.
4056 2019-02-08 Jakub Jelinek <jakub@redhat.com>
4058 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
4061 2019-02-07 David Malcolm <dmalcolm@redhat.com>
4063 PR tree-optimization/86637
4064 PR tree-optimization/89235
4065 * tree-vect-loop.c (optimize_mask_stores): Add an
4066 auto_purge_vect_location sentinel to ensure that vect_location is
4069 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
4070 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
4071 to ensure that vect_location is purged on exit.
4072 (pass_slp_vectorize::execute): Likewise, replacing the manual
4074 * tree-vectorizer.h (class auto_purge_vect_location): New class.
4076 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4078 * config/aarch64/iterators.md (max_opp): New code_attr.
4079 (USMAX): New code iterator.
4080 * config/aarch64/predicates.md (aarch64_smin): New predicate.
4081 (aarch64_smax): Likewise.
4082 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
4083 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
4086 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
4089 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
4090 for TARGET_AVX512VL.
4091 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
4093 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
4095 * config/s390/s390-builtin-types.def: Add new types.
4096 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
4097 (s390_vec_xlw4): Make the memory operand into a const pointer.
4098 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
4100 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
4101 a new vector type with the alignment of the scalar memory operand.
4103 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
4104 Jakub Jelinek <jakub@redhat.com>
4107 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
4108 arm_count_ldrdstrd_insns): New declarations.
4109 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
4111 (valid_operands_ldrd_strd): New function.
4112 (arm_count_ldrdstrd_insns): New function.
4113 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
4114 sets instead of single DImode set and define new insns to match this.
4116 2019-02-07 Tamar Christina <tamar.christina@arm.com>
4118 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
4119 Make it a C initializer.
4121 2019-02-07 Tamar Christina <tamar.christina@arm.com>
4124 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
4126 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4128 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
4129 Use neon_dot<q> for type.
4130 (neon_<sup>dot_lane<vsi2qi>): Likewise.
4132 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4134 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
4135 Use neon_dot<q> for type.
4136 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
4137 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
4139 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
4141 PR rtl-optimization/89225
4142 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
4145 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
4147 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
4148 after restoring registers saved to allocate the frame on Windows.
4150 2019-02-06 Richard Biener <rguenther@suse.de>
4152 PR tree-optimization/89182
4153 * graphite.h (cached_scalar_evolution_in_region): Declare.
4154 * graphite.c (struct seir_cache_key): New.
4155 (struct sese_scev_hash): Likewise.
4156 (seir_cache): New global.
4157 (cached_scalar_evolution_in_region): New function.
4158 (graphite_transform_loops): Allocate and release seir_cache.
4159 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
4160 cached_scalar_evolution_in_region.
4161 * graphite-scop-detection.c (scop_detection::can_represent_loop):
4163 (scop_detection::graphite_can_represent_expr: Use
4164 cached_scalar_evolution_in_region.
4165 (scop_detection::stmt_simple_for_scop_p): Likewise.
4166 (find_params_in_bb): Likewise.
4167 (gather_bbs::before_dom_children): Likewise.
4168 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
4169 (add_loop_constraints): Likewise.
4171 2019-02-06 Jakub Jelinek <jakub@redhat.com>
4174 * fold-const-call.c (fold_const_vec_convert): Pass true as last
4175 operand to new_unary_operation only if both element types are integral
4176 and it isn't a widening conversion. Return NULL_TREE if
4177 new_unary_operation failed.
4179 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
4182 * config/s390/s390.md: Remove load and test FP splitter.
4184 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
4187 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
4188 expand_compare_loop, expand_block_compare_gpr,
4189 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
4190 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
4191 #include "profile-count.h" and "predict.h" for types and functions
4192 needed to work with REG_BR_PROB notes.
4194 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
4197 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
4198 for the long branch case.
4200 2019-02-05 Jakub Jelinek <jakub@redhat.com>
4203 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
4204 can throw, non-call exceptions are enabled and we can't delete
4205 dead exceptions or alter cfg. Set must_clean if
4206 delete_insn_and_edges returns true, don't set it blindly for calls.
4207 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
4209 PR rtl-optimization/89195
4210 * combine.c (make_extraction): For MEMs, don't extract bytes outside
4211 of the original MEM.
4213 2019-02-05 Martin Liska <mliska@suse.cz>
4215 PR gcov-profile/89000
4216 * gcov.c (function_summary): Remove argument.
4217 (file_summary): New function.
4218 (print_usage): Replace tabs with spaces.
4219 (generate_results): Use new function file_summary.
4221 2019-02-05 Jakub Jelinek <jakub@redhat.com>
4224 * optabs.c (prepare_cmp_insn): Pass x and y to
4225 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
4227 2019-02-05 Richard Biener <rguenther@suse.de>
4230 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
4231 (struct bitmap_element): Drop chain_prev so we properly recurse on
4232 the prev member, supporting tree views.
4233 (struct bitmap_head): GTY skip the obstack member.
4235 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
4238 * doc/extend.texi (Vector Extensions): Add an example of using vector
4239 types together with x86 intrinsics.
4241 2019-02-04 Alan Modra <amodra@gmail.com>
4243 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
4244 str[] size to 160, and comment.
4246 2019-02-04 Alan Modra <amodra@gmail.com>
4248 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
4249 (rs6000_pltseq_template): Guard output of TLS markers with
4251 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
4252 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
4253 to use inline PLT sequences.
4254 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
4255 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
4256 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
4258 2019-02-04 Martin Liska <mliska@suse.cz>
4261 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
4262 out when ipa_fn_summaries does not contain entry for callee.
4264 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
4266 * config/sparc/sparc.h: Remove superfluous blank lines.
4267 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
4268 (got_register_rtx): ...this.
4269 (sparc_got): Adjust to above renaming.
4270 (sparc_tls_got): Likewise.
4271 (sparc_delegitimize_address): Likewise.
4272 (sparc_output_mi_thunk): Likewise.
4273 (sparc_init_pic_reg): Likewise.
4274 (save_local_or_in_reg_p): Fix test on the GOT register.
4275 (USE_HIDDEN_LINKONCE): Move around.
4276 (get_pc_thunk_name): Likewise.
4277 (gen_load_pcrel_sym): Likewise.
4278 (load_got_register): Likewise.
4280 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
4282 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
4283 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
4285 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
4287 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
4290 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
4292 * config.gcc (with_nds32_lib, glibc):
4293 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
4294 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
4295 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
4297 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
4300 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
4301 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
4302 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
4303 (*rcpsf2_sse): Ditto.
4304 (*rsqrtsf2_sse): Ditto.
4305 (sse4_1_round<mode<2): Ditto.
4307 2019-02-03 Richard Biener <rguenther@suse.de>
4310 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
4313 2019-02-02 Jakub Jelinek <jakub@redhat.com>
4316 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4317 Punt with warning on aggregate return or argument types. Ignore
4318 type/mode checking for uniform arguments.
4320 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
4322 * combine.c (try_combine): Do not print "Can't combine" messages unless
4323 printing failed combination attempts.
4325 2019-02-01 Martin Jambor <mjambor@suse.cz>
4328 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
4329 segment and global segment variables before making them static.
4331 2019-02-01 Martin Jambor <mjambor@suse.cz>
4333 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
4334 missed optimization dump with dump_enabled_p.
4336 2019-02-01 Richard Biener <rguenther@suse.de>
4339 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
4340 the instantiate cache.
4341 (instantiate_scev_binary): Elide second operand procesing
4342 if equal to the first.
4343 * tree-chrec.c (chrec_contains_symbols): Add visited set.
4344 (chrec_contains_undetermined): Likewise.
4345 (tree_contains_chrecs): Likewise.
4347 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
4349 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
4351 2019-02-01 Jakub Jelinek <jakub@redhat.com>
4353 PR tree-optimization/89143
4354 * wide-int-range.h (wide_int_range_absu): Declare.
4355 * wide-int-range.cc (wide_int_range_absu): New function.
4356 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
4358 PR tree-optimization/88107
4359 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
4360 instead of assertion that eh_region_outermost is non-NULL, if it
4361 is NULL, set *ALL to true and return NULL.
4362 (move_sese_region_to_fn): Adjust caller, if all is set, call
4363 duplicate_eh_regions with NULL region.
4365 2019-02-01 Richard Biener <rguenth@suse.de>
4367 PR rtl-optimization/88593
4368 * mode-switching.c (optimize_mode_switching): Free dominators before
4369 calling cleanup_cfg.
4371 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
4373 PR tree-optimization/88932
4374 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
4376 2019-01-31 Jakub Jelinek <jakub@redhat.com>
4379 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
4380 bogus clang warning.
4382 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
4385 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
4386 alternative to avoid partial SSE register stall for TARGET_AVX.
4387 (truncdfsf2): Ditto.
4388 (sse4_1_round<mode>2): Ditto.
4390 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
4392 PR tree-optimization/89008
4393 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
4394 process anything of the form X * 0.
4396 2019-01-31 Richard Biener <rguenther@suse.de>
4398 PR tree-optimization/89135
4399 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
4400 with abnormal preds.
4402 2019-01-31 Jakub Jelinek <jakub@redhat.com>
4405 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
4406 always_inline callees into no_sanitize_address callers.
4408 2019-01-31 Richard Biener <rguenther@suse.de>
4410 PR rtl-optimization/89115
4411 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
4413 2019-01-30 Martin Sebor <msebor@redhat.com>
4416 * doc/extend.texi (cast to a union): Correct and expand.
4418 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
4420 PR rtl-optimization/87246
4421 * lra-constraints.c (simplify_operand_subreg): Reload memory
4422 in subreg if the address became invalid.
4424 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
4427 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
4428 Disable for little-endian.
4430 2019-01-30 Richard Biener <rguenther@suse.de>
4432 PR rtl-optimization/89115
4433 * opts.c (default_options_optimization): Reduce
4434 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
4435 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
4438 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
4440 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
4441 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
4442 type of vector element when vec_extract is implemented by direct
4445 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
4447 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
4449 2019-01-30 Richard Biener <rguenther@suse.de>
4451 PR tree-optimization/89111
4452 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
4453 canonicalization to appropriately sized access types.
4455 2019-01-30 Jakub Jelinek <jakub@redhat.com>
4458 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
4459 for arguments to functions that are TU-local and shouldn't be
4460 referenced by assembly.
4462 2019-01-30 Ulrich Drepper <drepper@redhat.com>
4464 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
4467 2019-01-29 Martin Sebor <msebor@redhat.com>
4470 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
4472 2019-01-29 Jakub Jelinek <jakub@redhat.com>
4476 * omp-simd-clone.c (simd_clone_clauses_extract)
4477 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
4478 OMP_CLAUSE_ALIGNED_ALIGNMENT.
4480 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
4482 * config.gcc: Force .init_array for ARC.
4484 2019-01-29 Richard Biener <rguenther@suse.de>
4487 * dwarf2out.c (collect_skeleton_dies): New helper.
4488 (copy_decls_for_unworthy_types): Call it.
4489 (build_abbrev_table): Assert we do not try to replace
4490 DW_AT_signature refs with local refs.
4492 2019-01-28 Jakub Jelinek <jakub@redhat.com>
4495 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
4496 for lastprivate/linear IV, push gimplify context around gimplify_assign
4497 and, if it needed any temporaries, pop it into a gimple bind around the
4500 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
4502 * common.opt (-Wattribute-alias): Remove "no-" from name.
4503 Make -Wattribute-alias command line option and
4504 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
4506 2019-01-28 Jakub Jelinek <jakub@redhat.com>
4509 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
4510 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
4512 (bmi2): Add missing @opindex.
4513 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
4514 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
4515 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
4516 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
4517 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
4518 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
4519 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
4520 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
4521 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
4522 xsavec, xsaveopt and xsaves options.
4524 2019-01-28 Richard Biener <rguenther@suse.de>
4527 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
4530 2019-01-28 Richard Biener <rguenther@suse.de>
4532 PR tree-optimization/88739
4533 * tree-cfg.c (verify_types_in_gimple_reference): Verify
4534 BIT_FIELD_REFs only are applied to mode-precision operands
4535 when they are integral.
4536 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
4537 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
4538 BIT_FIELD_REFs of non-mode-precision integral operands.
4540 2019-01-27 Jakub Jelinek <jakub@redhat.com>
4543 * config/i386/sse.md
4544 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
4545 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
4546 first constants in pairs are multiples of 2. Formatting fixes.
4547 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
4548 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
4549 first constants in each quadruple are multiples of 4. Formatting fixes.
4551 2019-01-26 Martin Jambor <mjambor@suse.cz>
4554 * tree-inline.c: Include tree-cfgcleanup.h.
4555 (delete_unreachable_blocks_update_callgraph): Move...
4556 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
4557 ...here, make externally visible, make second argument bool, adjust
4559 * tree-cfgcleanup.c: Include cgraph.h.
4560 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
4562 * ipa-prop.c: Include tree-cfgcleanup.h.
4563 (ipcp_transform_function): Call
4564 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
4566 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
4568 PR rtl-optimization/88846
4569 * ira.c (process_set_for_memref_referenced_p): New.
4570 (memref_referenced_p): Add new param. Use
4571 process_set_for_memref_referenced_p. Add new switch cases.
4572 (memref_used_between_p): Pass new arg to memref_referenced_p.
4574 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
4577 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
4578 argument ABI_BREAK. Set to true if the calculated alignment has
4579 changed in gcc-9. Check bit-fields for their base type alignment.
4580 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
4581 (aarch64_function_arg_boundary): Likewise.
4582 (aarch64_gimplify_va_arg_expr): Likewise.
4584 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
4587 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
4588 instead of accessing TREE_INT_CST_ELT directly.
4590 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
4592 * doc/sourcebuild.texi (Environment attributes): Add fenv and
4593 fenv_exceptions description.
4595 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
4597 PR rtl-optimization/87763
4598 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
4599 Allow SUBREG when matching CC_NZmode compare.
4601 2019-01-25 Richard Biener <rguenther@suse.de>
4603 PR tree-optimization/89049
4604 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
4605 Look at the pattern stmt to determine if the stmt is vectorized.
4607 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
4609 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
4610 (pred_mov<mode>): Handle all-register forms using both a new
4611 alternative and a split.
4613 2019-01-25 Richard Biener <rguenther@suse.de>
4615 PR tree-optimization/86865
4616 * graphite-scop-detection.c (scop_detection::can_represent_loop):
4617 Reject non-do-while loops.
4619 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
4621 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
4622 * config/rs6000/constraints.md (Q constraint): Use REG_P.
4623 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
4624 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
4625 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
4626 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4627 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
4628 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
4629 vlogical_operand, gpc_reg_operand, int_reg_operand,
4630 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
4631 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
4632 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
4633 (save_world_operation, restore_world_operation, lmw_operation,
4634 stmw_operation): Use MEM_P and REG_P.
4635 (tie_operand): Use MEM_P.
4636 (vrsave_operation, crsave_operation): Use REG_P.
4637 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
4638 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
4639 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
4640 (call_operand): Use HARD_REGISTER_P.
4641 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
4643 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
4644 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
4645 quad_aligned_load_p, replace_swapped_aligned_store,
4646 recombine_lvx_pattern, replace_swapped_aligned_load,
4647 recombine_stvx_pattern): Use MEM_P.
4648 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
4649 Use MEM_P and SYMBOL_REF_P.
4650 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
4651 (insn_is_swappable_p): Use REG_P and MEM_P.
4652 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
4653 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
4655 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
4657 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
4659 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
4660 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
4661 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
4662 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
4664 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
4665 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
4666 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
4667 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
4668 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
4669 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
4670 rs6000_split_logical_di): Use CONST_INT_P.
4671 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
4672 REG_P and SYMBOL_REF_P.
4673 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
4674 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
4675 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
4676 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
4677 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
4678 (small_data_operand, print_operand_address): Use CONST_INT_P and
4680 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
4681 (rs6000_init_hard_regno_mode_ok, direct_move_p):
4682 Use HARD_REGISTER_NUM_P.
4683 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
4684 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
4685 SUBREG_P and SYMBOL_REF_P.
4686 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
4687 and HARD_REGISTER_NUM_P.
4688 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
4690 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
4691 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
4693 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
4694 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
4695 find_addr_reg): Use REG_P.
4696 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
4697 (rs6000_emit_le_vsx_move): Use SUBREG_P.
4698 (offsettable_ok_by_alignment, constant_pool_expr_p,
4699 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
4700 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
4701 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
4702 rs6000_assemble_integer, create_TOC_reference,
4703 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
4704 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
4705 (rs6000_split_vec_extract_var): Use reg_or_subregno.
4706 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
4707 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
4708 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4709 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4710 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
4711 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
4712 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
4713 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
4714 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
4715 and cbranch<mode>4): Use CONST_INT_P.
4716 (multiple define_splits): Use REG_P and SUBREG_P.
4717 (define_expands call, call_value): Use MEM_P.
4718 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
4719 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
4720 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
4721 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
4722 and HARD_REGISTER_NUM_P.
4723 (multiple define_splits): Use HARD_REGISTER_NUM_P.
4725 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
4727 PR rtl-optimization/88948
4728 * rtl.h (prepare_copy_insn): New prototype.
4729 * gcse.c (prepare_copy_insn): New function, split out from
4730 process_insert_insn.
4731 (process_insert_insn): Use prepare_copy_insn.
4732 * store-motion.c (replace_store_insn): Use prepare_copy_insn
4733 instead of gen_move_insn.
4735 2019-01-24 Jakub Jelinek <jakub@redhat.com>
4738 * config/i386/i386.c (ix86_pic_register_p): Return true for
4741 PR tree-optimization/88964
4742 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
4743 punt if HONOR_SNANS (chrec).
4746 * tree-nested.c (convert_nonlocal_reference_stmt,
4747 convert_local_reference_stmt, convert_tramp_reference_stmt,
4748 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
4749 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
4752 PR tree-optimization/89027
4753 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
4754 for "omp simd array" variables.
4756 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
4759 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
4760 force the alignment of m_val.
4762 2019-01-24 Richard Biener <rguenther@suse.de>
4765 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
4766 When in "legacy" debug mode make sure to reset self-origins.
4768 2019-01-24 Martin Liska <mliska@suse.cz>
4770 PR gcov-profile/88994
4771 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
4772 result will be always smaller or equal to the original.
4773 * gcov.c (mangle_name): Fix else branch where we should
4774 also copy to PTR and shift the pointer.
4776 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
4778 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
4779 * vr-values.c (find_case_label_ranges): Fix a comment typo.
4781 2019-01-23 Bin Cheng <bin.cheng@arm.com>
4782 Steve Ellcey <sellcey@marvell.com>
4785 * recog.c (address_operand): Return false on wrong mode for address.
4786 (constrain_operands): Check for mode with 'p' constraint.
4788 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
4791 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
4792 Disparage MMX alternative.
4793 (sse2_cvtpd2pi): Ditto.
4794 (sse2_cvttpd2pi): Ditto.
4796 2019-01-23 David Malcolm <dmalcolm@redhat.com>
4799 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
4800 use-after-free of the result of
4801 aarch64_get_extension_string_for_isa_flags.
4803 2019-01-23 Jakub Jelinek <jakub@redhat.com>
4806 * doc/extend.texi: Document break and continue behavior in
4807 statement expressions.
4809 2019-01-23 Richard Biener <rguenther@suse.de>
4811 PR tree-optimization/89008
4812 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
4813 not leave another stray operand.
4815 2019-01-23 Jakub Jelinek <jakub@redhat.com>
4817 * BASE-VER: Bump to 9.0.1.
4819 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
4821 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
4822 thunk that returns by reference, use the type of the return object
4823 of the thunk instead of that of the alias to build the dereference.
4825 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
4827 * config/arc/atomic.md: Add operand to DMB instruction.
4829 2019-01-23 Jakub Jelinek <jakub@redhat.com>
4831 PR tree-optimization/88964
4832 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
4833 build_zero_cst instead of build_int_cst. Return false for loop
4834 invariants which honor signed zeros.
4836 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
4838 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
4840 2019-01-22 Jakub Jelinek <jakub@redhat.com>
4843 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
4844 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
4845 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
4848 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
4849 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
4852 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
4853 Disable for little endian.
4855 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
4858 * config/arm/arm.c (arm_needs_double_word_align): Check
4859 DECL_BIT_FIELD_TYPE.
4861 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
4862 H.J. Lu <hongjiu.lu@intel.com>
4865 * config/i386/i386-builtin.def: Add mask2 to all builtin
4866 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
4868 * config/i386/i386.c (BDESC): Add mask2 to the definition.
4869 (BDESC_FIRST): Likewise.
4870 (define_builtin): Add an argument for mask2. Updated to handle
4871 both ix86_isa_flags and ix86_isa_flags2.
4872 (define_builtin_const): Likewise.
4873 (define_builtin_pure): Likewise.
4874 (define_builtin2): Deleted.
4875 (define_builtin_const2): Likewise.
4876 (builtin_description): Add a member, mask2.
4877 (bdesc_*): Add mask2 to builtin initializations.
4878 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
4879 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
4881 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
4883 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
4886 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
4889 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
4892 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
4893 alignment is dominated by a bitfield with 64-bit aligned base type.
4894 (arm_function_arg): Emit a warning if the alignment has changed since
4895 earlier GCC releases.
4896 (arm_function_arg_boundary): Likewise.
4897 (arm_setup_incoming_varargs): Likewise.
4899 2019-01-22 Richard Biener <rguenther@suse.de>
4901 PR tree-optimization/88862
4902 * graphite-scop-detection.c
4903 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
4905 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
4907 * doc/extend.tex (AMD GCN Function Attributes): New section.
4908 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
4909 * doc/invoke.texi (AMD GCN Options): New section.
4910 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
4912 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
4914 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
4915 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
4917 2019-01-22 Jakub Jelinek <jakub@redhat.com>
4919 PR tree-optimization/88044
4920 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
4921 is false in the first iteration, but !every_iteration, return false
4922 instead of true with niter->niter zero.
4924 PR rtl-optimization/88904
4925 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
4926 any nonequal registers before processing BB_END (b).
4929 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
4931 (expand_binop_directly, expand_doubleword_clz,
4932 expand_doubleword_popcount, expand_ctz, expand_ffs,
4933 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
4935 PR rtl-optimization/49429
4937 PR rtl-optimization/86334
4939 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
4940 addressable from here...
4941 (emit_block_op_via_libcall): ... to here.
4943 2019-01-22 Richard Biener <rguenther@suse.de>
4945 * tree-vect-loop.c (vect_analyze_loop_operations): Use
4946 auto_vec for cost vector to fix memleak.
4947 (vectorize_fold_left_reduction): Properly gather SLP defs.
4948 (vectorizable_comparison): Do not swap operands to properly
4951 2019-01-22 Alan Modra <amodra@gmail.com>
4954 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
4955 stays a reg. Allow a const_int.
4956 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
4957 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
4958 (IS_NOMARK_TLSGETADDR): Define.
4959 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
4960 (rs6000_output_tlsargs): New function.
4961 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
4962 __tls_get_addr call takes an arg.
4963 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
4964 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
4966 (call_value_nonlocal_sysv): ..or here, delete split.
4967 (tls_gdld_nomark): Delete.
4968 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
4969 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
4970 (call_value_nonlocal_sysv): Likewise.
4971 (call_value_nonlocal_sysv_secure): Likewise.
4972 (call_value_nonlocal_aix): Likewise.
4973 (call_value_indirect_aix): Likewise.
4974 (call_value_indirect_elfv2): Likewise.
4975 (call_value_local32, call_value_local64): Disable for no-mark tls.
4976 (call_value_local_aix): Likewise.
4978 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
4981 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
4982 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
4984 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
4986 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
4987 string contents as hash_map keys.
4989 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4992 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
4993 for rvalue context. Handle rvalues correctly. Use min_align_of_type
4994 instead of TYPE_ALIGN.
4995 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
4996 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
4997 pointer from TYPE_STUB_DECL.
4999 2019-01-21 Richard Biener <rguenther@suse.de>
5001 PR tree-optimization/88934
5002 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
5003 at the possibly non-constant operand.
5004 (vect_get_constant_vectors): Adjust.
5006 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
5009 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
5010 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
5011 instead of _X86INTRIN_H_INCLUDED.
5012 * onfig/i386/clwbintrin.h: Likewise.
5013 * config/i386/pkuintrin.h: Likewise.
5014 * config/i386/prfchwintrin.h: Likewise.
5015 * config/i386/rdseedintrin.h: Likewise.
5016 * config/i386/wbnoinvdintrin.h: Likewise.
5017 * config/i386/xsavecintrin.h: Likewise.
5018 * config/i386/xsavesintrin.h: Likewise.
5019 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
5020 * config/i386/xsaveintrin.h: Likewise.
5021 * config/i386/xsaveoptintrin.h: Likewise.
5022 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
5023 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
5024 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
5025 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
5026 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
5027 * config/i386/immintrin.h: Here.
5029 2019-01-20 Martin Jambor <mjambor@suse.cz>
5032 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
5033 with aa_walk_budget.
5034 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
5035 aa_walk_budget_p parameter.
5036 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
5037 walk. Updated all callers.
5038 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
5039 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
5041 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
5042 parameter info. Extract info from fbi. Pass fbi to recursive calls
5043 and to unmodified_parm.
5044 (phi_result_unknown_predicate): New parameter fbi, removed parameter
5045 info, updated call to will_be_nonconstant_expr_predicate.
5046 (param_change_prob): New parameter fbi, limit AA walking.
5047 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
5048 calls to various above functions.
5049 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
5050 parameter. Use it to limit AA walking.
5051 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
5053 (detect_type_change): New parameter fbi, pass it on to
5054 detect_type_change_from_memory_writes.
5055 (detect_type_change_ssa): Likewise.
5056 (aa_overwalked): Removed.
5057 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
5058 accordingly, adjust to the neew AA limiting scheme.
5059 (parm_ref_data_preserved_p): Likewise.
5060 (ipa_compute_jump_functions_for_edge): Adjust call to
5062 (ipa_analyze_call_uses): Likewise.
5063 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
5064 (ipa_analyze_node): Initialize aa_walk_budget.
5065 (ipcp_transform_function): Likewise.
5066 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
5067 to get_dynamic_type.
5069 2019-01-19 Jakub Jelinek <jakub@redhat.com>
5071 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
5072 outside of #if CHECKING_P code.
5074 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
5076 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
5077 New function, split out from...
5078 (loop_versioning::analyze_stride): ...here.
5079 (loop_versioning::find_per_loop_multiplication): Use gassign.
5080 (loop_versioning::analyze_term_using_scevs): Return a success code.
5081 (loop_versioning::analyze_arbitrary_term): New function.
5082 (loop_versioning::analyze_address_fragment): Use
5083 analyze_arbitrary_term if all else fails.
5085 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
5088 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
5091 2019-01-18 Richard Biener <rguenther@suse.de>
5093 PR tree-optimization/88903
5094 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
5095 scalar stmts a SLP shift amount is composed of when detecting
5098 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
5101 * config/arm/arm-cpus.in (mp): New feature.
5103 (fgroup ARMv7ve): Add mp and sec features.
5104 (arch armv7-a): Add options to allow mp and sec extensions.
5105 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
5106 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
5107 extenstions to the base architecture.
5108 (cpu cortex-a8): Add sec extension to the base architecture.
5109 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
5110 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
5111 variants down to the base v7-a varaint.
5112 * config/arm/t-multilib (v7_a_arch_variants): New variable.
5113 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
5114 of permitted extensions for -march=armv7-a and for
5115 -mcpu=generic-armv7-a.
5117 2019-01-18 Martin Liska <mliska@suse.cz>
5119 * params.def: Fix comment.
5120 * tree-profile.c (gimple_init_gcov_profiler): Bump function
5122 (gimple_gen_ic_func_profiler): Likewise.
5124 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5126 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
5127 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
5128 and put in error checks for stack protector guard options.
5129 (aarch64_stack_protect_guard): New.
5130 (TARGET_STACK_PROTECT_GUARD): Define.
5131 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
5132 (reg_stack_protect_address<mode>): New.
5133 (stack_protect_set): Adjust for SSP_GLOBAL.
5134 (stack_protect_test): Likewise.
5135 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
5136 (-mstack-protector-guard): Likewise.
5137 (-mstack-protector-guard-offset): Likewise.
5139 2019-01-18 Jakub Jelinek <jakub@redhat.com>
5141 PR tree-optimization/86214
5142 * tree-inline.h (struct copy_body_data): Add
5143 add_clobbers_to_eh_landing_pads member.
5144 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
5145 (copy_edges_for_bb): Call it if EH edge destination is <
5146 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
5147 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
5148 if flag_stack_reuse != SR_NONE and clear it afterwards.
5150 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
5153 * doc/install.texi (with-multilib-list): Document for aarch64.
5155 2019-01-18 Jakub Jelinek <jakub@redhat.com>
5158 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
5159 (("..."))) with ("...").
5161 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5163 * doc/extend.texi (Built-in Functions for Memory Model Aware
5164 Atomic Operations): Document atomic fetch and nand.
5166 2019-01-18 Martin Liska <mliska@suse.cz>
5167 Richard Biener <rguenther@suse.de>
5170 * cgraph.h (create_version_clone_with_body): Add new argument
5172 * cgraphclones.c (cgraph_node::create_version_clone): Add
5173 DECL_ATTRIBUTES to a newly created decl. And call
5174 valid_attribute_p so that proper cl_target_optimization_node
5175 is set for the newly created declaration.
5176 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
5178 (expand_target_clones): Do not call valid_attribute_p, it must
5180 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
5183 2019-01-17 Jakub Jelinek <jakub@redhat.com>
5186 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
5187 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
5188 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
5190 2019-01-17 Martin Sebor <msebor@redhat.com>
5193 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
5194 Handle anti-ranges the same as no range at all.
5196 2018-01-17 Steve Ellcey <sellcey@cavium.com>
5198 * config/aarch64/aarch64.c (cgraph.h): New include.
5199 (intl.h): New include.
5200 (supported_simd_type): New function.
5201 (currently_supported_simd_type): Ditto.
5202 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
5203 (aarch64_simd_clone_adjust): Ditto.
5204 (aarch64_simd_clone_usable): Ditto.
5205 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
5206 (TARGET_SIMD_CLONE_ADJUST): Ditto.
5207 (TARGET_SIMD_CLONE_USABLE): Ditto.
5208 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
5209 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
5212 2019-01-17 Martin Sebor <msebor@redhat.com>
5214 PR tree-optimization/88800
5215 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
5216 NO_WARNING bit here. Avoid folding out-of-bounds calls.
5217 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
5218 redundant argument. Add new argument and issue diagnostics under
5219 its control. Detect out-of-bounds access even with warnings
5221 (check_bounds_or_overlap): Change return type. Add argument.
5222 (wrestrict_dom_walker::check_call): Adjust.
5223 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
5224 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
5225 check_bounds_or_overlap's return value.
5226 (handle_builtin_stxncpy): Same.
5227 (handle_builtin_strcat): Same.
5229 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
5230 Kwok Cheung Yeung <kcy@codesourcery.com>
5231 Julian Brown <julian@codesourcery.com>
5232 Tom de Vries <tom@codesourcery.com>
5234 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
5236 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
5238 * doc/sourcebuild.texi: Document dg-require-effective-target
5239 llvm_binutils and offload_gcn.
5241 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
5242 Kwok Cheung Yeung <kcy@codesourcery.com>
5243 Julian Brown <julian@codesourcery.com>
5244 Tom de Vries <tom@codesourcery.com>
5246 * doc/sourcebuild.texi: Document dg-required-effective-target
5249 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
5250 Kwok Cheung Yeung <kcy@codesourcery.com>
5251 Julian Brown <julian@codesourcery.com>
5252 Tom de Vries <tom@codesourcery.com>
5253 Jan Hubicka <hubicka@ucw.cz>
5254 Martin Jambor <mjambor@suse.cz>
5256 * config.gcc: Add amdgcn*-*-amdhsa configuration.
5257 * configure.ac: Check for dlopen.
5258 * configure: Regenerate.
5260 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
5261 Kwok Cheung Yeung <kcy@codesourcery.com>
5262 Julian Brown <julian@codesourcery.com>
5263 Tom de Vries <tom@codesourcery.com>
5264 Jan Hubicka <hubicka@ucw.cz>
5265 Martin Jambor <mjambor@suse.cz>
5267 * common/config/gcn/gcn-common.c: New file.
5268 * config/gcn/driver-gcn.c: New file.
5269 * config/gcn/gcn-builtins.def: New file.
5270 * config/gcn/gcn-hsa.h: New file.
5271 * config/gcn/gcn-modes.def: New file.
5272 * config/gcn/gcn-opts.h: New file.
5273 * config/gcn/gcn-passes.def: New file.
5274 * config/gcn/gcn-protos.h: New file.
5275 * config/gcn/gcn-run.c: New file.
5276 * config/gcn/gcn-tree.c: New file.
5277 * config/gcn/gcn.c: New file.
5278 * config/gcn/gcn.h: New file.
5279 * config/gcn/gcn.opt: New file.
5280 * config/gcn/t-gcn-hsa: New file.
5282 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
5283 Kwok Cheung Yeung <kcy@codesourcery.com>
5284 Julian Brown <julian@codesourcery.com>
5285 Tom de Vries <tom@codesourcery.com>
5286 Jan Hubicka <hubicka@ucw.cz>
5287 Martin Jambor <mjambor@suse.cz>
5289 * config/gcn/constraints.md: New file.
5290 * config/gcn/gcn-valu.md: New file.
5291 * config/gcn/gcn.md: New file.
5292 * config/gcn/predicates.md: New file.
5294 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
5296 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
5297 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
5298 (stmt_uses_0_or_null_in_undefined_way): Likewise.
5299 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
5301 2019-01-17 Tamar Christina <tamar.christina@arm.com>
5304 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
5305 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
5306 it and document registers.
5308 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5310 * config/aarch64/aarch64.c (ares_tunings): Define.
5311 * config/aarch64/aarch64-cores.def (ares): Use the above.
5313 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
5317 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
5319 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
5320 (_mm512_fixupimm_round_pd): Update parameters and builtin.
5321 (_mm512_maskz_fixupimm_round_pd): Ditto.
5322 (_mm512_fixupimm_round_ps): Ditto.
5323 (_mm512_maskz_fixupimm_round_ps): Ditto.
5324 (_mm_fixupimm_round_sd): Ditto.
5325 (_mm_maskz_fixupimm_round_sd): Ditto.
5326 (_mm_fixupimm_round_ss): Ditto.
5327 (_mm_maskz_fixupimm_round_ss): Ditto.
5328 (_mm512_fixupimm_pd): Ditto.
5329 (_mm512_maskz_fixupimm_pd): Ditto.
5330 (_mm512_fixupimm_ps): Ditto.
5331 (_mm512_maskz_fixupimm_ps): Ditto.
5332 (_mm_fixupimm_sd): Ditto.
5333 (_mm_maskz_fixupimm_sd): Ditto.
5334 (_mm_fixupimm_ss): Ditto.
5335 (_mm_maskz_fixupimm_ss): Ditto.
5336 (_mm512_mask_fixupimm_round_pd): Update builtin.
5337 (_mm512_mask_fixupimm_round_ps): Ditto.
5338 (_mm_mask_fixupimm_round_sd): Ditto.
5339 (_mm_mask_fixupimm_round_ss): Ditto.
5340 (_mm512_mask_fixupimm_pd): Ditto.
5341 (_mm512_mask_fixupimm_ps): Ditto.
5342 (_mm_mask_fixupimm_sd): Ditto.
5343 (_mm_mask_fixupimm_ss): Ditto.
5344 * config/i386/avx512vlintrin.h:
5345 (_mm256_fixupimm_pd): Update parameters and builtin.
5346 (_mm256_maskz_fixupimm_pd): Ditto.
5347 (_mm256_fixupimm_ps): Ditto.
5348 (_mm256_maskz_fixupimm_ps): Ditto.
5349 (_mm_fixupimm_pd): Ditto.
5350 (_mm_maskz_fixupimm_pd): Ditto.
5351 (_mm_fixupimm_ps): Ditto.
5352 (_mm_maskz_fixupimm_ps): Ditto.
5353 (_mm256_mask_fixupimm_pd): Update builtin.
5354 (_mm256_mask_fixupimm_ps): Ditto.
5355 (_mm_mask_fixupimm_pd): Ditto.
5356 (_mm_mask_fixupimm_ps): Ditto.
5357 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
5358 * config/i386/i386-builtin.def: Update builtin definitions.
5359 * config/i386/i386.c: Handle new builtin types and remove useless ones.
5360 * config/i386/sse.md: Update VFIXUPIMM* patterns.
5361 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
5362 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
5363 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
5364 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
5365 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
5366 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
5367 * config/i386/subst.md:
5368 (round_saeonly_sd_mask_operand4): Add new subst_attr.
5369 (round_saeonly_sd_mask_op4): Ditto.
5370 (round_saeonly_expand_operand5): Ditto.
5371 (round_saeonly_expand): Update.
5373 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
5377 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
5379 * config/i386/sse.md: Combine VFIXUPIMM* patterns
5380 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
5381 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
5382 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
5383 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
5384 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
5385 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
5387 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
5391 2018-12-15 Jakub Jelinek <jakub@redhat.com>
5394 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
5395 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
5396 instead of UNSPEC_FIXUPIMM.
5398 2019-01-17 Richard Biener <rguenther@suse.de>
5401 * dwarf2out.c (want_pubnames): Never generate pubnames sections
5402 and friends for the LTO part of debug info.
5404 2019-01-17 Jakub Jelinek <jakub@redhat.com>
5406 PR tree-optimization/86214
5407 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
5410 PR rtl-optimization/88870
5411 * dce.c (deletable_insn_p): Never delete const/pure calls that can
5412 throw if we can't alter the cfg or delete dead exceptions.
5413 (mark_insn): Don't call find_call_stack_args for such calls.
5415 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
5417 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
5418 prototypes for vec_st.
5419 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
5420 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
5421 mainly on signed/unsigned long long and double.
5423 2019-01-16 David Malcolm <dmalcolm@redhat.com>
5426 * combine.c (delete_noop_moves): Convert to "bool" return,
5427 returning true if any edges are eliminated.
5428 (combine_instructions): Also return true if delete_noop_moves
5431 2019-01-16 Tamar Christina <tamar.christina@arm.com>
5433 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
5434 correct max nunits for endian swap.
5435 (aarch64_expand_fcmla_builtin): Correct subreg code.
5436 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
5437 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
5440 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
5442 * config/alpha/alpha.c (alpha_gimplify_va_arg):
5443 Handle split indirect COMPLEX_TYPE arguments.
5445 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
5448 * config/aarch64/aarch64-modes.def: Add comment about how the carry
5449 bit is set by add and compare.
5450 (CC_ADC): New CC_MODE.
5451 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
5452 to cache the code and mode of X. Adjust the shape of a CC_Cmode
5453 comparison. Add detection for CC_ADCmode.
5454 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
5456 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
5457 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
5458 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
5459 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
5460 to eliminate the need for zero-extending the operands.
5461 (add<mode>3_compareC_imm): Delete. Merge into ...
5462 (add<mode>3_compareC): ... this. Restructure the comparison to
5463 eliminate the need for zero-extending the operands.
5464 (add<mode>3_carryin): Use LTU for the overflow detection.
5465 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
5466 Reexpress comparison for overflow.
5467 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
5468 (add<mode>3_carryinC): Likewise.
5469 (add<mode>3_carryinV): Use LTU for carry between partials.
5470 * config/aarch64/predicates.md (aarch64_carry_operation): Update
5471 handling of CC_Cmode and add CC_ADCmode.
5472 (aarch64_borrow_operation): Likewise.
5474 2019-01-16 Tamar Christina <tamar.christina@arm.com>
5476 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
5477 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
5478 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
5479 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
5481 2019-01-16 Martin Liska <mliska@suse.cz>
5483 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
5485 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
5487 * gcc.c (add_sysrooted_hdrs_prefix): New function.
5488 (path_prefix_reset): Move up in the source file.
5489 (find_fortran_preinclude_file): Make complex search for the
5490 fortran header files.
5492 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
5494 * godump.c (go_output_typedef): When outputting a typedef, refer
5495 to the underlying type by its name and not its structure.
5497 2019-01-15 David Malcolm <dmalcolm@redhat.com>
5500 * tree.c (build_function_type): Assert that arg_types is not
5503 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
5506 * doc/extend.texi: Document that listing the stack pointer in the
5507 clobber list of an asm is a deprecated feature.
5508 * common.opt (Wdeprecated): Moved from c-family/c.opt.
5509 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
5510 warning instead of an error for clobbers of the stack pointer.
5511 Add a note explaining why.
5513 2019-01-15 Richard Biener <rguenther@suse.de>
5516 * dwarf2out.c (gen_member_die): Do not generate inheritance
5519 2019-01-15 Richard Biener <rguenther@suse.de>
5521 PR tree-optimization/88855
5522 * tree-if-conv.c (combine_blocks): Collect
5523 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
5525 2019-01-15 Tom de Vries <tdevries@suse.de>
5528 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
5529 lhs == NULL_TREE for gang-level reduction.
5531 2019-01-15 Richard Biener <rguenther@suse.de>
5532 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5535 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
5536 return true if SSA_NAME is already marked in visited bitmap.
5537 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
5539 2019-01-15 Jakub Jelinek <jakub@redhat.com>
5541 PR tree-optimization/88775
5542 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
5543 equal == 0 equality pointer comparisons some more if compared in
5544 integral types and either one points to an automatic var and the
5545 other to a global, or we can prove at least one points to the middle
5546 or both point to start or both point to end.
5548 2019-01-14 Andi Kleen <ak@linux.intel.com>
5550 * Makefile.in: Lower autofdo sampling rate by 10x.
5551 * Makefile.tpl: Dito.
5553 2019-01-14 Tom Honermann <tom@honermann.net>
5555 * defaults.h: Define CHAR8_TYPE.
5557 2019-01-14 Martin Sebor <msebor@redhat.com>
5560 * doc/extend.texi (Darwin Format Checks): Clarify.
5562 2019-01-14 Richard Biener <rguenther@suse.de>
5564 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
5565 whether we are in (simplify ...) or (match ...) context.
5567 2019-01-14 Jakub Jelinek <jakub@redhat.com>
5569 PR rtl-optimization/88796
5570 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
5571 * cfgexpand.c (stack_protect_prologue): Initialize
5572 crtl->stack_protect_guard_decl.
5573 * function.c (stack_protect_epilogue): Use it instead of calling
5574 targetm.stack_protect_guard again.
5575 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
5576 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
5577 crtl->stack_protect_guard_decl.
5578 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
5579 on the returned MEM_EXPR.
5581 2019-01-12 Tom de Vries <tdevries@suse.de>
5583 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
5584 vector length using -fopenacc-dim.
5586 2019-01-12 Tom de Vries <tdevries@suse.de>
5588 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
5589 lengths into account.
5591 2019-01-12 Svante Signell <svante.signell@gmail.com>
5593 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
5594 (TARGET_CAN_SPLIT_STACK): Define.
5595 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
5597 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
5599 * params.def (inline-unit-growth): Set to 40.
5601 2019-01-12 Jakub Jelinek <jakub@redhat.com>
5603 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
5605 2019-01-12 Tom de Vries <tdevries@suse.de>
5607 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
5608 region calling vector-partitionable routine, set default_vector_length
5611 2019-01-12 Tom de Vries <tdevries@suse.de>
5613 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
5614 variable default_vector_length.
5616 2019-01-12 Tom de Vries <tdevries@suse.de>
5619 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
5620 from oacc_default_dims, as oacc_validate_dims would do it, and apply
5623 2019-01-12 Tom de Vries <tdevries@suse.de>
5625 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
5626 (nvptx_goacc_validate_dims): Add used parameter.
5627 * doc/tm.texi: Regenerate.
5628 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
5629 argument to call to targetm.goacc.validate_dims.
5630 (default_goacc_validate_dims): Add used
5632 * target.def (validate_dims): Add used parameter in DEFHOOK.
5633 * targhooks.h (default_goacc_validate_dims): Add used parameter.
5635 2019-01-11 Jakub Jelinek <jakub@redhat.com>
5639 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
5641 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
5642 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
5643 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
5644 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
5646 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
5648 PR rtl-optimization/87305
5650 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
5651 for little endian pseudos used as paradoxical subreg.
5653 2019-01-11 Jakub Jelinek <jakub@redhat.com>
5655 PR tree-optimization/88693
5656 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
5657 for STRING_CSTs that don't contain any NUL characters in the first
5658 TREE_STRING_LENGTH bytes.
5660 2019-01-11 Alan Modra <amodra@gmail.com>
5664 * genattrtab.c (min_fn): Don't translate values.
5665 (min_attr_value): Return INT_MAX when the value can't be calculated.
5666 Return minimum among any values that can be calculated.
5667 (max_attr_value): Adjust.
5669 2019-01-11 Jakub Jelinek <jakub@redhat.com>
5671 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
5673 2019-01-11 Steve Ellcey <sellcey@marvell.com>
5675 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
5676 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
5677 (aarch64_return_call_with_max_clobbers): New function.
5678 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
5679 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
5681 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
5682 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
5683 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
5684 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
5685 * cselib.c (cselib_process_insn): Add argument to
5686 targetm.hard_regno_call_part_clobbered call.
5687 * ira-conflicts.c (ira_build_conflicts): Ditto.
5688 * ira-costs.c (ira_tune_allocno_costs): Ditto.
5689 * lra-constraints.c (inherit_reload_reg): Ditto.
5690 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
5691 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
5692 argument. Call targetm.return_call_with_max_clobbers.
5693 Add argument to targetm.hard_regno_call_part_clobbered call.
5694 (calls_have_same_clobbers_p): New function.
5695 (process_bb_lives): Add call_insn and last_call_insn variables.
5696 Pass call_insn to check_pseudos_live_through_calls.
5697 Modify if stmt to check targetm.return_call_with_max_clobbers.
5698 Update setting of flush variable.
5699 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
5701 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
5702 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
5703 targetm.hard_regno_call_part_clobbered call.
5704 * reginfo.c (choose_hard_reg_mode): Ditto.
5705 * regrename.c (check_new_reg_p): Ditto.
5706 * reload.c (find_equiv_reg): Ditto.
5707 * reload1.c (emit_reload_insns): Ditto.
5708 * sched-deps.c (deps_analyze_insn): Ditto.
5709 * sel-sched.c (init_regs_for_mode): Ditto.
5710 (mark_unavailable_hard_regs): Ditto.
5711 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
5712 * target.def (hard_regno_call_part_clobbered): Add insn argument.
5713 (return_call_with_max_clobbers): New target function.
5714 * doc/tm.texi: Regenerate.
5715 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
5716 * hooks.c (hook_bool_uint_mode_false): Change to
5717 hook_bool_insn_uint_mode_false.
5718 * hooks.h (hook_bool_uint_mode_false): Ditto.
5720 2019-01-11 Steve Ellcey <sellcey@marvell.com>
5722 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
5723 (aarch64_remove_extra_call_preserved_regs): New function.
5724 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
5725 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
5726 * doc/tm.texi: Regenerate.
5727 * final.c (get_call_reg_set_usage): Call new hook.
5728 * target.def (remove_extra_call_preserved_regs): New hook.
5729 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
5730 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
5732 2019-01-11 Jakub Jelinek <jakub@redhat.com>
5735 * passes.c (finish_optimization_passes): Call print_combine_total_stats
5736 inside of pass_combine_1 dump rather than pass_profile_1.
5738 2019-01-11 Tom de Vries <tdevries@suse.de>
5740 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
5741 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
5742 (PTX_NUM_PER_WORKER_BARRIERS): Define.
5743 (nvptx_apply_dim_limits): Prevent vector_length 64 and
5746 2019-01-11 Tom de Vries <tdevries@suse.de>
5748 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
5750 2019-01-11 Jan Beulich <jbeulich@suse.com>
5752 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
5753 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
5754 sse2_cvtsi2sd): Add {l}.
5755 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
5758 2019-01-10 Jakub Jelinek <jakub@redhat.com>
5761 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
5763 (*float<floatunssuffix>v2div2sf2): New define_insn.
5764 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
5765 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
5766 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
5767 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
5768 match_operands with "const0_operand" "C".
5770 2019-01-10 Tamar Christina <tamar.christina@arm.com>
5772 * config/aarch64/aarch64-builtins.c
5773 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
5774 (aarch64_init_simd_builtins): ...Here
5776 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
5778 PR rtl-optimization/87305
5780 (setup_live_pseudos_and_spill_after_risky_transforms): Check
5781 allocation for big endian pseudos used as paradoxical subregs and
5782 spill them if it is wrong.
5783 * lra-constraints.c (lra_constraints): Add a comment.
5785 2019-01-10 Richard Biener <rguenther@suse.de>
5787 PR tree-optimization/88792
5788 * tree-ssa-pre.c (get_representative_for): Do not return a
5791 2019-01-10 Jakub Jelinek <jakub@redhat.com>
5795 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
5796 (assign_parm_setup_block): Do the argument slot realignment here
5799 2019-01-10 Stefan Agner <stefan@agner.ch>
5802 * config/arm/arm.c (arm_option_override_internal): Force
5803 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
5805 2019-01-10 Jakub Jelinek <jakub@redhat.com>
5808 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
5811 2019-01-10 Tamar Christina <tamar.christina@arm.com>
5813 * config/arm/arm-builtins.c
5814 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
5815 (MAC_LANE_PAIR_QUALIFIERS): New.
5816 (arm_expand_builtin_args): Use it.
5817 (arm_expand_builtin_1): Likewise.
5818 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
5819 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
5820 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
5821 * config/arm/arm_neon.h:
5822 (vcadd_rot90_f16): New.
5823 (vcaddq_rot90_f16): New.
5824 (vcadd_rot270_f16): New.
5825 (vcaddq_rot270_f16): New.
5828 (vcmla_lane_f16): New.
5829 (vcmla_laneq_f16): New.
5830 (vcmlaq_lane_f16): New.
5831 (vcmlaq_laneq_f16): New.
5832 (vcmla_rot90_f16): New.
5833 (vcmlaq_rot90_f16): New.
5834 (vcmla_rot90_lane_f16): New.
5835 (vcmla_rot90_laneq_f16): New.
5836 (vcmlaq_rot90_lane_f16): New.
5837 (vcmlaq_rot90_laneq_f16): New.
5838 (vcmla_rot180_f16): New.
5839 (vcmlaq_rot180_f16): New.
5840 (vcmla_rot180_lane_f16): New.
5841 (vcmla_rot180_laneq_f16): New.
5842 (vcmlaq_rot180_lane_f16): New.
5843 (vcmlaq_rot180_laneq_f16): New.
5844 (vcmla_rot270_f16): New.
5845 (vcmlaq_rot270_f16): New.
5846 (vcmla_rot270_lane_f16): New.
5847 (vcmla_rot270_laneq_f16): New.
5848 (vcmlaq_rot270_lane_f16): New.
5849 (vcmlaq_rot270_laneq_f16): New.
5850 (vcadd_rot90_f32): New.
5851 (vcaddq_rot90_f32): New.
5852 (vcadd_rot270_f32): New.
5853 (vcaddq_rot270_f32): New.
5856 (vcmla_lane_f32): New.
5857 (vcmla_laneq_f32): New.
5858 (vcmlaq_lane_f32): New.
5859 (vcmlaq_laneq_f32): New.
5860 (vcmla_rot90_f32): New.
5861 (vcmlaq_rot90_f32): New.
5862 (vcmla_rot90_lane_f32): New.
5863 (vcmla_rot90_laneq_f32): New.
5864 (vcmlaq_rot90_lane_f32): New.
5865 (vcmlaq_rot90_laneq_f32): New.
5866 (vcmla_rot180_f32): New.
5867 (vcmlaq_rot180_f32): New.
5868 (vcmla_rot180_lane_f32): New.
5869 (vcmla_rot180_laneq_f32): New.
5870 (vcmlaq_rot180_lane_f32): New.
5871 (vcmlaq_rot180_laneq_f32): New.
5872 (vcmla_rot270_f32): New.
5873 (vcmlaq_rot270_f32): New.
5874 (vcmla_rot270_lane_f32): New.
5875 (vcmla_rot270_laneq_f32): New.
5876 (vcmlaq_rot270_lane_f32): New.
5877 (vcmlaq_rot270_laneq_f32): New.
5878 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
5879 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
5880 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
5881 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
5882 vcmlaq_lane270): New.
5883 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
5884 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
5885 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
5886 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
5887 (arm_option_reconfigure_globals): Use them.
5888 * config/arm/iterators.md (VDF, VQ_HSF): New.
5889 (VCADD, VCMLA): New.
5890 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
5891 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
5893 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
5894 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
5896 2019-01-10 Tamar Christina <tamar.christina@arm.com>
5898 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
5899 Add qualifier_lane_pair_index.
5900 (emit-rtl.h): Include.
5901 (TYPES_QUADOP_LANE_PAIR): New.
5902 (aarch64_simd_expand_args): Use it.
5903 (aarch64_simd_expand_builtin): Likewise.
5904 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
5906 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
5907 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
5908 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
5909 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
5910 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
5911 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
5912 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
5913 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
5914 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
5915 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
5916 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
5917 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
5918 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
5919 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
5920 Add __ARM_FEATURE_COMPLEX.
5921 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
5922 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
5923 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
5924 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
5925 fcmlaq_lane270): New.
5926 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
5927 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
5928 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
5929 * config/aarch64/arm_neon.h:
5930 (vcadd_rot90_f16): New.
5931 (vcaddq_rot90_f16): New.
5932 (vcadd_rot270_f16): New.
5933 (vcaddq_rot270_f16): New.
5936 (vcmla_lane_f16): New.
5937 (vcmla_laneq_f16): New.
5938 (vcmlaq_lane_f16): New.
5939 (vcmlaq_rot90_lane_f16): New.
5940 (vcmla_rot90_laneq_f16): New.
5941 (vcmla_rot90_lane_f16): New.
5942 (vcmlaq_rot90_f16): New.
5943 (vcmla_rot90_f16): New.
5944 (vcmlaq_laneq_f16): New.
5945 (vcmla_rot180_laneq_f16): New.
5946 (vcmla_rot180_lane_f16): New.
5947 (vcmlaq_rot180_f16): New.
5948 (vcmla_rot180_f16): New.
5949 (vcmlaq_rot90_laneq_f16): New.
5950 (vcmlaq_rot270_laneq_f16): New.
5951 (vcmlaq_rot270_lane_f16): New.
5952 (vcmla_rot270_laneq_f16): New.
5953 (vcmlaq_rot270_f16): New.
5954 (vcmla_rot270_f16): New.
5955 (vcmlaq_rot180_laneq_f16): New.
5956 (vcmlaq_rot180_lane_f16): New.
5957 (vcmla_rot270_lane_f16): New.
5958 (vcadd_rot90_f32): New.
5959 (vcaddq_rot90_f32): New.
5960 (vcaddq_rot90_f64): New.
5961 (vcadd_rot270_f32): New.
5962 (vcaddq_rot270_f32): New.
5963 (vcaddq_rot270_f64): New.
5967 (vcmla_lane_f32): New.
5968 (vcmla_laneq_f32): New.
5969 (vcmlaq_lane_f32): New.
5970 (vcmlaq_laneq_f32): New.
5971 (vcmla_rot90_f32): New.
5972 (vcmlaq_rot90_f32): New.
5973 (vcmlaq_rot90_f64): New.
5974 (vcmla_rot90_lane_f32): New.
5975 (vcmla_rot90_laneq_f32): New.
5976 (vcmlaq_rot90_lane_f32): New.
5977 (vcmlaq_rot90_laneq_f32): New.
5978 (vcmla_rot180_f32): New.
5979 (vcmlaq_rot180_f32): New.
5980 (vcmlaq_rot180_f64): New.
5981 (vcmla_rot180_lane_f32): New.
5982 (vcmla_rot180_laneq_f32): New.
5983 (vcmlaq_rot180_lane_f32): New.
5984 (vcmlaq_rot180_laneq_f32): New.
5985 (vcmla_rot270_f32): New.
5986 (vcmlaq_rot270_f32): New.
5987 (vcmlaq_rot270_f64): New.
5988 (vcmla_rot270_lane_f32): New.
5989 (vcmla_rot270_laneq_f32): New.
5990 (vcmlaq_rot270_lane_f32): New.
5991 (vcmlaq_rot270_laneq_f32): New.
5992 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
5993 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
5994 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
5995 (FCADD, FCMLA): New.
5997 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
5999 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
6003 * config/pa/pa.c: Change "can not" to "cannot".
6004 * gimple-ssa-evrp-analyze.c: Likewise.
6005 * ipa-icf.c: Likewise.
6006 * ipa-polymorphic-call.c: Likewise.
6007 * ipa-pure-const.c: Likewise.
6008 * lra-constraints.c: Likewise.
6009 * lra-remat.c: Likewise.
6010 * reload1.c: Likewise.
6011 * reorg.c: Likewise.
6012 * tree-ssa-uninit.c: Likewise.
6014 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
6018 * Makefile.in: Mechanically replace "can not" with "cannot".
6019 * alias.c: Likewise.
6020 * builtins.c: Likewise.
6021 * calls.c: Likewise.
6022 * cgraph.c: Likewise.
6023 * cgraph.h: Likewise.
6024 * cgraphclones.c: Likewise.
6025 * cgraphunit.c: Likewise.
6026 * combine-stack-adj.c: Likewise.
6027 * combine.c: Likewise.
6028 * common/config/i386/i386-common.c: Likewise.
6029 * config/aarch64/aarch64.c: Likewise.
6030 * config/alpha/sync.md: Likewise.
6031 * config/arc/arc.c: Likewise.
6032 * config/arc/predicates.md: Likewise.
6033 * config/arm/arm-c.c: Likewise.
6034 * config/arm/arm.c: Likewise.
6035 * config/arm/arm.h: Likewise.
6036 * config/arm/arm.md: Likewise.
6037 * config/arm/cortex-r4f.md: Likewise.
6038 * config/csky/csky.c: Likewise.
6039 * config/csky/csky.h: Likewise.
6040 * config/darwin-f.c: Likewise.
6041 * config/epiphany/epiphany.md: Likewise.
6042 * config/i386/i386.c: Likewise.
6043 * config/i386/sol2.h: Likewise.
6044 * config/m68k/m68k.c: Likewise.
6045 * config/mcore/mcore.h: Likewise.
6046 * config/microblaze/microblaze.md: Likewise.
6047 * config/mips/20kc.md: Likewise.
6048 * config/mips/sb1.md: Likewise.
6049 * config/nds32/nds32.c: Likewise.
6050 * config/nds32/predicates.md: Likewise.
6051 * config/pa/pa.c: Likewise.
6052 * config/rs6000/e300c2c3.md: Likewise.
6053 * config/rs6000/rs6000.c: Likewise.
6054 * config/s390/s390.h: Likewise.
6055 * config/sh/sh.c: Likewise.
6056 * config/sh/sh.md: Likewise.
6057 * config/spu/vmx2spu.h: Likewise.
6058 * cprop.c: Likewise.
6059 * dbxout.c: Likewise.
6060 * df-scan.c: Likewise.
6061 * doc/cfg.texi: Likewise.
6062 * doc/extend.texi: Likewise.
6063 * doc/fragments.texi: Likewise.
6064 * doc/gty.texi: Likewise.
6065 * doc/invoke.texi: Likewise.
6066 * doc/lto.texi: Likewise.
6067 * doc/md.texi: Likewise.
6068 * doc/objc.texi: Likewise.
6069 * doc/rtl.texi: Likewise.
6070 * doc/tm.texi: Likewise.
6072 * emit-rtl.c: Likewise.
6073 * emit-rtl.h: Likewise.
6074 * except.c: Likewise.
6075 * expmed.c: Likewise.
6077 * fold-const.c: Likewise.
6078 * genautomata.c: Likewise.
6079 * gimple-fold.c: Likewise.
6080 * hard-reg-set.h: Likewise.
6081 * ifcvt.c: Likewise.
6082 * ipa-comdats.c: Likewise.
6083 * ipa-cp.c: Likewise.
6084 * ipa-devirt.c: Likewise.
6085 * ipa-fnsummary.c: Likewise.
6086 * ipa-icf.c: Likewise.
6087 * ipa-inline-transform.c: Likewise.
6088 * ipa-inline.c: Likewise.
6089 * ipa-polymorphic-call.c: Likewise.
6090 * ipa-profile.c: Likewise.
6091 * ipa-prop.c: Likewise.
6092 * ipa-pure-const.c: Likewise.
6093 * ipa-reference.c: Likewise.
6094 * ipa-split.c: Likewise.
6095 * ipa-visibility.c: Likewise.
6097 * ira-build.c: Likewise.
6098 * ira-color.c: Likewise.
6099 * ira-conflicts.c: Likewise.
6100 * ira-costs.c: Likewise.
6101 * ira-int.h: Likewise.
6102 * ira-lives.c: Likewise.
6105 * loop-invariant.c: Likewise.
6106 * loop-unroll.c: Likewise.
6107 * lower-subreg.c: Likewise.
6108 * lra-assigns.c: Likewise.
6109 * lra-constraints.c: Likewise.
6110 * lra-eliminations.c: Likewise.
6111 * lra-lives.c: Likewise.
6112 * lra-remat.c: Likewise.
6113 * lra-spills.c: Likewise.
6115 * lto-cgraph.c: Likewise.
6116 * lto-streamer-out.c: Likewise.
6117 * postreload-gcse.c: Likewise.
6118 * predict.c: Likewise.
6119 * profile-count.h: Likewise.
6120 * profile.c: Likewise.
6121 * recog.c: Likewise.
6123 * reload.c: Likewise.
6124 * reload1.c: Likewise.
6125 * reorg.c: Likewise.
6126 * resource.c: Likewise.
6127 * rtl.def: Likewise.
6129 * rtlanal.c: Likewise.
6130 * sched-deps.c: Likewise.
6131 * sched-ebb.c: Likewise.
6132 * sched-rgn.c: Likewise.
6133 * sel-sched-ir.c: Likewise.
6134 * sel-sched.c: Likewise.
6135 * shrink-wrap.c: Likewise.
6136 * simplify-rtx.c: Likewise.
6137 * symtab.c: Likewise.
6138 * target.def: Likewise.
6139 * toplev.c: Likewise.
6140 * tree-call-cdce.c: Likewise.
6141 * tree-cfg.c: Likewise.
6142 * tree-complex.c: Likewise.
6143 * tree-core.h: Likewise.
6144 * tree-eh.c: Likewise.
6145 * tree-inline.c: Likewise.
6146 * tree-loop-distribution.c: Likewise.
6147 * tree-nrv.c: Likewise.
6148 * tree-profile.c: Likewise.
6149 * tree-sra.c: Likewise.
6150 * tree-ssa-alias.c: Likewise.
6151 * tree-ssa-dce.c: Likewise.
6152 * tree-ssa-dom.c: Likewise.
6153 * tree-ssa-forwprop.c: Likewise.
6154 * tree-ssa-loop-im.c: Likewise.
6155 * tree-ssa-loop-ivcanon.c: Likewise.
6156 * tree-ssa-loop-ivopts.c: Likewise.
6157 * tree-ssa-loop-niter.c: Likewise.
6158 * tree-ssa-phionlycprop.c: Likewise.
6159 * tree-ssa-phiopt.c: Likewise.
6160 * tree-ssa-propagate.c: Likewise.
6161 * tree-ssa-threadedge.c: Likewise.
6162 * tree-ssa-threadupdate.c: Likewise.
6163 * tree-ssa-uninit.c: Likewise.
6164 * tree-ssanames.c: Likewise.
6165 * tree-streamer-out.c: Likewise.
6168 * vr-values.c: Likewise.
6170 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
6172 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
6173 (ix86_split_xorsign): Ditto.
6174 * config/i386/i386.c (ix86_expand_xorsign): New function.
6175 (ix86_split_xorsign): Ditto.
6176 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
6177 (xorsign<mode>3): New expander.
6178 (xorsign<mode>3_1): New insn_and_split pattern.
6179 * config/i386/sse.md (xorsign<mode>3): New expander.
6181 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
6183 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
6184 (*tablejump_sp64): Likewise.
6185 (*tablejump<P:mode>): ...this.
6186 (*call_address_sp32): Merge into...
6187 (*call_address_sp64): Likewise.
6188 (*call_address<P:mode>): ...this.
6189 (*call_symbolic_sp32): Merge into...
6190 (*call_symbolic_sp64): Likewise.
6191 (*call_symbolic<P:mode>): ...this.
6192 (call_value): Remove constraint and add predicate.
6193 (*call_value_address_sp32): Merge into...
6194 (*call_value_address_sp64): Likewise.
6195 (*call_value_address<P:mode>): ...this.
6196 (*call_value_symbolic_sp32): Merge into...
6197 (*call_value_symbolic_sp64): Likewise.
6198 (*call_value_symbolic<P:mode>): ...this.
6199 (*sibcall_symbolic_sp32): Merge into...
6200 (*sibcall_symbolic_sp64): Likewise.
6201 (*sibcall_symbolic<P:mode>): ...this.
6202 (sibcall_value): Remove constraint and add predicate.
6203 (*sibcall_value_symbolic_sp32): Merge into...
6204 (*sibcall_value_symbolic_sp64): Likewise.
6205 (*sibcall_value_symbolic<P:mode>): ...this.
6206 (window_save): Minor tweak.
6207 (*branch_sp32): Merge into...
6208 (*branch_sp64): Likewise.
6209 (*branch<P:mode>): ...this.
6211 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
6212 James Clarke <jrtc27@jrtc27.com>
6215 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
6216 consistently in TLS address generation and adjust code to the renaming
6217 of patterns. Mark calls to __tls_get_addr as const.
6218 * config/sparc/sparc.md (tgd_hi22): Turn into...
6219 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
6220 (tgd_lo10): Turn into...
6221 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
6222 (tgd_add32): Merge into...
6223 (tgd_add64): Likewise.
6224 (tgd_add<P:mode>): ...this and use Pmode throughout.
6225 (tldm_hi22): Turn into...
6226 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
6227 (tldm_lo10): Turn into...
6228 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
6229 (tldm_add32): Merge into...
6230 (tldm_add64): Likewise.
6231 (tldm_add<P:mode>): ...this and use Pmode throughout.
6232 (tldm_call32): Merge into...
6233 (tldm_call64): Likewise.
6234 (tldm_call<P:mode>): ...this and use Pmode throughout.
6235 (tldo_hix22): Turn into...
6236 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
6237 (tldo_lox10): Turn into...
6238 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
6239 (tldo_add32): Merge into...
6240 (tldo_add64): Likewise.
6241 (tldo_add<P:mode>): ...this and use Pmode throughout.
6242 (tie_hi22): Turn into...
6243 (tie_hi22<P:mode>): ...this and use Pmode throughout.
6244 (tie_lo10): Turn into...
6245 (tie_lo10<P:mode>): ...this and use Pmode throughout.
6246 (tie_ld64): Use DImode throughout.
6247 (tie_add32): Merge into...
6248 (tie_add64): Likewise.
6249 (tie_add<P:mode>): ...this and use Pmode throughout.
6250 (tle_hix22_sp32): Merge into...
6251 (tle_hix22_sp64): Likewise.
6252 (tle_hix22<P:mode>): ...this and use Pmode throughout.
6253 (tle_lox22_sp32): Merge into...
6254 (tle_lox22_sp64): Likewise.
6255 (tle_lox22<P:mode>): ...this and use Pmode throughout.
6256 (*tldo_ldub_sp32): Merge into...
6257 (*tldo_ldub_sp64): Likewise.
6258 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
6259 (*tldo_ldub1_sp32): Merge into...
6260 (*tldo_ldub1_sp64): Likewise.
6261 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
6262 (*tldo_ldub2_sp32): Merge into...
6263 (*tldo_ldub2_sp64): Likewise.
6264 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
6265 (*tldo_ldsb1_sp32): Merge into...
6266 (*tldo_ldsb1_sp64): Likewise.
6267 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
6268 (*tldo_ldsb2_sp32): Merge into...
6269 (*tldo_ldsb2_sp64): Likewise.
6270 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
6271 (*tldo_ldub3_sp64): Use DImode throughout.
6272 (*tldo_ldsb3_sp64): Likewise.
6273 (*tldo_lduh_sp32): Merge into...
6274 (*tldo_lduh_sp64): Likewise.
6275 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
6276 (*tldo_lduh1_sp32): Merge into...
6277 (*tldo_lduh1_sp64): Likewise.
6278 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
6279 (*tldo_ldsh1_sp32): Merge into...
6280 (*tldo_ldsh1_sp64): Likewise.
6281 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
6282 (*tldo_lduh2_sp64): Use DImode throughout.
6283 (*tldo_ldsh2_sp64): Likewise.
6284 (*tldo_lduw_sp32): Merge into...
6285 (*tldo_lduw_sp64): Likewise.
6286 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
6287 (*tldo_lduw1_sp64): Use DImode throughout.
6288 (*tldo_ldsw1_sp64): Likewise.
6289 (*tldo_ldx_sp64): Likewise.
6290 (*tldo_stb_sp32): Merge into...
6291 (*tldo_stb_sp64): Likewise.
6292 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
6293 (*tldo_sth_sp32): Merge into...
6294 (*tldo_sth_sp64): Likewise.
6295 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
6296 (*tldo_stw_sp32): Merge into...
6297 (*tldo_stw_sp64): Likewise.
6298 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
6299 (*tldo_stx_sp64): Use DImode throughout.
6301 2018-01-09 Sudakshina Das <sudi.das@arm.com>
6303 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
6304 check configure option to set BTI and Return Address Signing.
6305 * configure.ac: Add --enable-standard-branch-protection and
6306 --disable-standard-branch-protection.
6307 * configure: Regenerated.
6308 * doc/install.texi: Document the same.
6310 2018-01-09 Sudakshina Das <sudi.das@arm.com>
6311 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6313 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
6314 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
6315 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
6317 * config/aarch64/aarch64-bti-insert.c: New file.
6318 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
6320 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
6322 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
6323 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
6324 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
6325 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
6327 2018-01-09 Sudakshina Das <sudi.das@arm.com>
6329 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
6330 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
6331 Disable bti for -mbranch-protection=none.
6332 (aarch64_handle_standard_branch_protection): Enable bti for
6333 -mbranch-protection=standard.
6334 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
6335 -mbranch-protection.
6336 (aarch64_bti_enabled): Check if bti is enabled.
6337 * config/aarch64/aarch64.opt: Declare target variable.
6338 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
6340 2018-01-09 Sudakshina Das <sudi.das@arm.com>
6342 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
6343 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
6344 (aarch64_expand_epilogue): Likewise.
6345 (aarch64_output_mi_thunk): Likewise
6346 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
6347 TAILCALL_ADDR_REGS to x16 and x17.
6348 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
6350 2018-01-09 Sudakshina Das <sudi.das@arm.com>
6352 * config/aarch64/aarch64-option-extensions.def: Define
6353 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
6354 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
6355 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
6356 (AARCH64_FL_PREDRES): New.
6357 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
6358 AARCH64_FL_PREDRES by default.
6359 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
6361 2018-01-09 Sudakshina Das <sudi.das@arm.com>
6363 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
6365 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
6366 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
6367 * doc/invoke.texi: Document ARMv8.5-A.
6369 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
6371 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
6372 (xorsign<mode>3): Likewise.
6374 2019-01-09 Jelinek <jakub@redhat.com>
6377 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
6378 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
6380 PR rtl-optimization/88331
6381 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
6382 not currently_expanding_to_rtl.
6384 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
6386 * doc/invoke.texi (-Os): Remove trailing spaces.
6387 (-finline-functions): Remove reference to -O2.
6389 2019-01-08 Jakub Jelinek <jakub@redhat.com>
6391 PR rtl-optimization/79593
6392 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
6394 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
6395 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
6397 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
6400 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
6404 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
6405 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
6407 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
6410 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
6411 ix86_avx_u128_mode_entry.
6413 2019-01-08 Martin Liska <mliska@suse.cz>
6415 PR tree-optimization/88753
6416 * tree-switch-conversion.c (switch_conversion::build_one_array):
6417 Come up with local variable constructor. Convert first to
6418 type of constructor values.
6420 2019-01-08 Richard Biener <rguenther@suse.de>
6422 PR tree-optimization/86554
6423 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
6424 rpo_avail): Move earlier.
6425 (visit_nary_op): When value-numbering to expressions
6426 with different overflow behavior make sure there's an
6427 available expression on the path.
6429 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
6431 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
6432 aarch64_parse_branch_protection,
6433 struct aarch64_branch_protect_type,
6434 aarch64_handle_no_branch_protection,
6435 aarch64_handle_standard_branch_protection,
6436 aarch64_validate_mbranch_protection,
6437 aarch64_handle_pac_ret_protection,
6438 aarch64_handle_attr_branch_protection,
6439 accepted_branch_protection_string,
6440 aarch64_pac_ret_subtypes,
6441 aarch64_branch_protect_types,
6442 aarch64_handle_pac_ret_leaf): Define.
6443 (aarch64_override_options_after_change_1, aarch64_override_options):
6444 Add check for accepted_branch_protection_string.
6445 (aarch64_option_save): Save accepted_branch_protection_string.
6446 (aarch64_option_restore): Save accepted_branch_protection_string.
6447 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
6448 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
6449 msign-return-address.
6450 * doc/invoke.texi: Add mbranch-protection.
6452 2019-01-08 Alan Modra <amodra@gmail.com>
6455 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
6456 Delete "unknownp" parameter. Adjust callers. Handle
6457 CONST_INT, PLUS, MINUS, and MULT.
6458 (attr_value_aligned): Renamed from or_attr_value.
6459 (min_attr_value): Return INT_MIN for unhandled rtl case..
6460 (min_fn): ..and translate to INT_MAX here.
6461 (write_length_unit_log): Modify to cope without "unknown".
6462 (write_attr_value): Handle IF_THEN_ELSE.
6464 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
6466 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
6467 optimization for masked stores.
6469 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
6472 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
6473 output vector directly to duplicate_and_interleave instead of
6474 going through a temporary. Postpone insertion of ctor_seq to
6475 the end of the loop.
6477 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
6480 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
6481 unsigned_p. Handle signed and unsigned overflow correction as
6483 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
6485 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
6487 (add<mode>3_compareV_imm): Make this callable for expanding.
6488 (subv<GPI:mode>4): Use register_operand for operand 1. Use
6489 aarch64_plus_operand for operand 2.
6490 (subv<GPI:mode>_insn): New insn pattern.
6491 (subv<GPI:mode>_imm): Likewise.
6492 (negv<GPI:mode>3): New expand pattern.
6493 (negv<GPI:mode>_insn): New insn pattern.
6494 (negv<GPI:mode>_cmp_only): Likewise.
6495 (cmpv<GPI:mode>_insn): Likewise.
6496 (subvti4): Use register_operand for operand 1. Update call to
6497 aarch64_expand_subvti.
6498 (usubvti4): Likewise.
6499 (negvti3): New expand pattern.
6500 (negdi_carryout): New insn pattern.
6501 (negvdi_carryinV): New insn pattern.
6502 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
6503 version the named version.
6504 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
6506 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
6508 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
6510 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
6511 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
6512 (sub<mode>3_carryinCV): Delete.
6513 (sub<GPI:mode>3_carryinV): New expand pattern.
6514 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
6516 2019-01-07 Richard Biener <rguenther@suse.de>
6518 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
6519 of tree_operand_hash.
6521 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
6523 PR tree-optimization/88598
6524 * tree.h (single_nonzero_element): Declare.
6525 * tree.c (single_nonzero_element): New function.
6526 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
6527 if I is the only nonzero element of CST.
6529 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
6531 PR tree-optimization/88598
6532 * tree.h (initializer_each_zero_or_onep): Declare.
6533 * tree.c (initializer_each_zero_or_onep): New function.
6534 (signed_or_unsigned_type_for): Handle float types too.
6535 (unsigned_type_for, signed_type_for): Update comments accordingly.
6536 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
6537 x & { 0 or -1, 0 or -1, ... }.
6539 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
6541 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
6542 with x86_64-pc-linux-gnu.
6544 2019-01-07 Tom de Vries <tdevries@suse.de>
6547 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
6549 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
6552 2019-01-07 Jakub Jelinek <jakub@redhat.com>
6554 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
6555 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
6556 TARGET_AVX512F as condition.
6559 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
6560 const_not_ok_for_debug_p target hook.
6561 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
6562 on UNSPEC and subexpressions thereof if all subexpressions of the
6563 UNSPEC are CONSTANT_P.
6565 PR tree-optimization/88676
6566 * tree-ssa-phiopt.c (two_value_replacement): New function.
6567 (tree_ssa_phiopt_worker): Call it.
6570 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
6571 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
6574 * tree-vect-generic.c: Include insn-config.h and recog.h.
6575 (expand_vector_piecewise): Add defaulted ret_type argument,
6576 if non-NULL, use that in preference to type for the result type.
6577 (expand_vector_parallel): Formatting fix.
6578 (do_vec_conversion, do_vec_narrowing_conversion,
6579 expand_vector_conversion): New functions.
6580 (expand_vector_operations_1): Call expand_vector_conversion
6581 for VEC_CONVERT ifn calls.
6582 * internal-fn.def (VEC_CONVERT): New internal function.
6583 * internal-fn.c (expand_VEC_CONVERT): New function.
6584 * fold-const-call.c (fold_const_vec_convert): New function.
6585 (fold_const_call): Use it for CFN_VEC_CONVERT.
6586 * doc/extend.texi (__builtin_convertvector): Document.
6588 2019-01-07 Tom de Vries <tdevries@suse.de>
6590 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
6591 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
6592 vector_red_partition, vector_red_sym): New global variables.
6593 (nvptx_option_override): Initialize vector_red_sym.
6594 (nvptx_declare_function_name): Restore red_partition register.
6595 (nvptx_file_end): Emit code to declare the vector reduction variables.
6596 (nvptx_output_red_partition): New function.
6597 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
6598 large vector reductions.
6599 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
6600 (nvptx_init_builtins): Add VECTOR_ADDR.
6601 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
6602 Handle nvptx_expand_shared_addr.
6603 (nvptx_get_shared_red_addr): Add vector argument and handle large
6605 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
6607 (nvptx_goacc_reduction_init): Likewise.
6608 (nvptx_goacc_reduction_fini): Likewise.
6609 (nvptx_goacc_reduction_teardown): Likewise.
6610 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
6611 init,fini,teardown}.
6612 (nvptx_init_axis_predicate): Initialize vector_red_partition.
6613 (nvptx_set_current_function): Init vector_red_partition.
6614 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
6615 (nvptx_red_partition): New insn.
6616 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
6618 2019-01-07 Tom de Vries <tdevries@suse.de>
6621 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
6624 2019-01-07 Tom de Vries <tdevries@suse.de>
6626 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
6627 (nvptx_option_override): Init oacc_bcast_partition.
6628 (nvptx_init_oacc_workers): New function.
6629 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
6630 (nvptx_needs_shared_bcast): New function.
6631 (nvptx_find_par): Generalize to enable vectors to use shared-memory
6633 (nvptx_shared_propagate): Initialize vector bcast partition and
6634 synchronization state.
6635 (nvptx_single): Generalize to enable vectors to use shared-memory
6637 (nvptx_process_pars): Likewise.
6638 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
6639 * config/nvptx/nvptx.h (struct machine_function): Add
6640 bcast_partition and sync_bar members.
6642 2019-01-07 Tom de Vries <tdevries@suse.de>
6644 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
6645 (nvptx_apply_dim_limits): New function.
6646 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
6649 2019-01-07 Tom de Vries <tdevries@suse.de>
6651 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
6652 as late as possible.
6654 2019-01-07 Tom de Vries <tdevries@suse.de>
6656 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
6657 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
6658 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
6659 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
6660 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
6662 2019-01-07 Tom de Vries <tdevries@suse.de>
6664 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
6666 2019-01-07 Tom de Vries <tdevries@suse.de>
6668 * omp-offload.c (oacc_get_min_dim): New function.
6669 * omp-offload.h (oacc_get_min_dim): Declare.
6671 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
6674 * config/i386/i386.c (function_value_ms_64): Return small sturct in
6675 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
6677 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6681 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
6683 * ipa-inline.c (edge_badness): Use inlined_time instead of
6684 inline_summaries->get.
6686 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6688 * opts.c (enable_fdo_optimizations): Enable
6689 version-loops-for-strides, loop-interchange, unrol-and-jam
6690 and tree-loop-distribution.
6691 * invoke.texi: Document newly enabled options.
6693 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6695 * doc/invoke.texi (max-inline-insns-small): New parameters.
6696 * ipa-inline.c (want_early_inline_function_p): simplify.
6697 (want_inline_small_function_p): Fix pasto from previous patch;
6698 use max-inline-insns-small bound.
6699 * params.def (max-inline-insns-small): New param.
6700 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
6701 variables correctly.
6703 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6705 * doc/invoke.texi: Document max-inline-insns-size,
6706 uninlined-function-insns, uninlined-function-time,
6707 uninlined-thunk-insns and uninlined-thunk-time.
6708 * params.def: Add max-inline-insns-size,
6709 uninlined-function-insns, uninlined-function-time,
6710 uninlined-thunk-insns and uninlined-thunk-time.
6711 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
6713 * ipa-inline.c (can_inline_edge_by_limits_p,
6714 want_inline_small_function_p): Use new parameters.
6716 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6718 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
6720 2019-01-05 Jakub Jelinek <jakub@redhat.com>
6724 * expr.c (expand_assignment): For calls returning VLA structures
6725 if to_rtx is not a MEM, force it into a stack temporary.
6728 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
6729 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
6730 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
6731 subexpressions of both operands.
6732 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
6733 subrtxes are CONSTANT_P.
6734 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
6737 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
6739 * params.def (hot-bb-count-ws-permille): Set to 990.
6741 2019-01-04 Martin Sebor <msebor@redhat.com>
6744 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
6747 2019-01-04 Martin Sebor <msebor@redhat.com>
6750 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
6752 2019-01-04 Jakub Jelinek <jakub@redhat.com>
6754 * gdbinit.in: Turn off pagination for the skip commands, restore
6755 it to previous state afterwards.
6757 2019-01-04 Jakub Jelinek <jakub@redhat.com>
6760 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
6761 of GET_MODE (opN) as modes of the libcall arguments.
6763 2019-01-04 Jan Beulich <jbeulich@suse.com>
6765 * config/i386/sse.md
6766 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
6767 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
6768 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
6769 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
6770 avx512f_vmcmp<mode>3<round_saeonly_name>,
6771 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
6772 avx512f_maskcmp<mode>3,
6773 <avx512>_cvt<ssemodesuffix>2mask<mode>,
6774 <avx512>_cvt<ssemodesuffix>2mask<mode>,
6775 *<avx512>_cvtmask2<ssemodesuffix><mode>,
6776 *<avx512>_cvtmask2<ssemodesuffix><mode>,
6777 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
6778 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
6779 <avx512>_gt<mode>3<mask_scalar_merge_name>,
6780 <avx512>_gt<mode>3<mask_scalar_merge_name>,
6781 <avx512>_testm<mode>3<mask_scalar_merge_name>,
6782 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
6783 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
6784 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
6785 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
6786 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
6787 avx512cd_maskb_vec_dup<mode>,
6788 avx512cd_maskw_vec_dup<mode>,
6789 avx512dq_fpclass<mode><mask_scalar_merge_name>,
6790 avx512dq_vmfpclass<mode>,
6791 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
6794 2019-01-03 Martin Sebor <msebor@redhat.com>
6796 PR tree-optimization/88659
6797 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
6799 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
6801 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
6802 unaligned vsx and avoid lxvd2x/stxvd2x.
6803 (gen_lvx_v4si_move): New function.
6805 2019-01-03 Tom de Vries <tdevries@suse.de>
6807 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
6808 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
6810 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
6812 2019-01-03 Tom de Vries <tdevries@suse.de>
6814 * config/nvptx/nvptx.c (struct offload_attrs): New.
6815 (populate_offload_attrs): New function. Factor mask extraction out of
6816 nvptx_reorg. Add extraction of dimensions.
6817 (nvptx_reorg): Use populate_offload_attrs.
6819 2019-01-03 Tom de Vries <tdevries@suse.de>
6821 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
6822 cases for oacc_min_dims_p and routine_p. Add asserts for
6823 oacc_default_dims_p and offload_region_p.
6825 2019-01-03 Tom de Vries <tdevries@suse.de>
6827 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
6829 (nvptx_goacc_validate_dims): ... here.
6831 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
6833 PR tree-optimization/85574
6834 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
6836 (struct ssa_equip_hash_traits): Declare.
6837 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
6839 2019-01-03 Jakub Jelinek <jakub@redhat.com>
6842 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
6843 change it to qualified_type.
6845 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
6847 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
6848 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
6850 2019-01-02 Martin Sebor <msebor@redhat.com>
6851 Jeff Law <law@redhat.com>
6853 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
6854 (get_range_strlen_tree): Update appropriately.
6856 * gimple-fold.h (get_range_strlen): Drop unused last argument.
6858 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
6859 rather than set_range_info.
6860 * tree-ssa-strlen.c (set_strlen_range): Extracted from
6861 maybe_set_strlen_range. Handle potentially boundary crossing
6862 cases more conservatively.
6863 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
6864 Call set_strlen_range.
6865 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
6868 * gimple-fold.c (get_range_strlen): Update prototype to no longer
6869 need the flexp argument.
6870 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
6871 from calls to get_range_strlen. Update comments. Just update
6872 VAL for an unterminated const char array and let the reset of the
6873 code handle it normally. No longer try to set *flexp. Adjust
6875 (get_range_strlen): Update for the new get_range_strlen API.
6876 (get_maxval_strlen): Similarly.
6877 (gimple_fold_builtin_strlen): Handle update meaning of return value
6878 from get_range_strlen.
6879 * gimple-ssa-sprintf.c (get_string_length): Update for the new
6880 get_range_strlen API.
6882 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
6885 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
6886 false at WPA time when body was removed.
6888 2019-01-02 Martin Liska <mliska@suse.cz>
6890 PR tree-optimization/88650
6891 * predict.c (set_even_probabilities): Calculate probability
6892 remainer only when really used.
6894 2019-01-02 Richard Biener <rguenther@suse.de>
6897 * tree-data-ref.c (analyze_subscript_affine_affine): Use
6898 widest_ints when mangling max_stmt_execution results.
6900 2019-01-02 Richard Biener <rguenther@suse.de>
6902 PR tree-optimization/88621
6903 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
6904 bitfields when canoncalizing.
6906 2019-01-02 Richard Biener <rguenther@suse.de>
6909 * config/i386/x86-tune-costs.h (intel_cost): Adjust
6910 cost of cheap SSE instruction.
6912 2019-01-02 Richard Biener <rguenther@suse.de>
6915 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
6916 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
6918 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
6919 set after UIDs before splitting them.
6921 2019-01-01 Martin Sebor <msebor@redhat.com>
6922 Jeff Law <law@redhat.com>
6924 * gimple-fold.c (get_range_strlen_tree): Record if the computed
6925 length is optimistic. If it is, then arrange to compute the
6926 conservative length as well.
6928 * gimple-fold.h (get_range_strlen): Update prototype.
6929 * builtins.c (check_access): Update call to get_range_strlen to use
6930 c_strlen_data pointer. Change various variable accesses to instead
6931 pull data from the c_strlen_data structure.
6932 (check_strncat_sizes, expand_builtin_strncat): Likewise.
6933 * calls.c (maybe_warn_nonstring_arg): Likewise.
6934 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
6935 minimum length if maximum lengh is unknown.
6936 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
6937 that used c_strlen, it's no longer needed. Restructure slightly.
6938 (format_string): Set unlikely range appropriately.
6939 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
6941 (get_range_strlen): Accept c_strlen_data pointer for external
6942 call sites as well. Pass through to call to internal get_range_strlen.
6943 Adjust minlen, maxlen and maxbound as needed.
6944 (get_maxval_strlen): Update comments.
6945 (gimple_fold_builtin_strlen): Update call to get_range_strlen
6946 to use c_strlen_data pointer. Change variable accesses to instead
6947 use c_strlen_data data members.
6949 * gimple-fold.c (get_range_strlen): Update prototype.
6950 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
6951 local variables. Use pdata to return information to caller.
6952 Update calls to get_range_strlen. Update pdata->maxbound.
6953 (get_range_strlen -- static version): Similarly.
6954 (get_range_strlen -- extern version): Update for internal
6955 get_range_strlen API change. Convert to external data format.
6956 (get_maxval_strlen): Similarly.
6958 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
6960 * coverage.c (get_coverage_counts): Use current_function_decl.
6961 * profile.c (read_thunk_profile): New function.
6962 (branch_prob): Add THUNK parameter.
6963 * tree-profile.c (tree_profiling): Handle thunks.
6964 * value-prof.c (init_node_map): Handle thunks.
6965 * value-prof.h (branch_prob): Upate prototype.
6966 (read_thunk_profile): Declare.
6968 2019-01-01 Jakub Jelinek <jakub@redhat.com>
6970 Update copyright years.
6972 * gcc.c (process_command): Update copyright notice dates.
6973 * gcov-dump.c (print_version): Ditto.
6974 * gcov.c (print_version): Ditto.
6975 * gcov-tool.c (print_version): Ditto.
6976 * gengtype.c (create_file): Ditto.
6977 * doc/cpp.texi: Bump @copying's copyright year.
6978 * doc/cppinternals.texi: Ditto.
6979 * doc/gcc.texi: Ditto.
6980 * doc/gccint.texi: Ditto.
6981 * doc/gcov.texi: Ditto.
6982 * doc/install.texi: Ditto.
6983 * doc/invoke.texi: Ditto.
6985 Copyright (C) 2019 Free Software Foundation, Inc.
6987 Copying and distribution of this file, with or without modification,
6988 are permitted in any medium without royalty provided the copyright
6989 notice and this notice are preserved.