1 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
3 * ira-conflicts.c (print_allocno_conflicts): Always print something,
4 even for allocno's with no conflicts.
5 (print_conflicts): Print an extra newline.
7 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
9 * auto-inc-dec.c (attempt_change): Set the alignment of the
10 temporary memory to that of the original.
12 2019-04-17 Joao Moreira <jmoreira@suse.de>
14 * targhooks.c (default_print_patchable_function_entry): Emit
15 __patchable_function_entries section with writable flags to allow
16 relocation resolution.
18 2019-04-17 Jonny Grant <jg@jguk.org>
20 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
22 2019-04-17 Jakub Jelinek <jakub@redhat.com>
25 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
28 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
30 * config/arc/arc.c (arc_init): Format diagnostic string.
31 (arc_override_options): Likewise.
32 (check_if_valid_regno_const): Likewise.
33 (arc_reorg): Likewise.
35 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
38 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
40 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
42 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
43 (*movdi_update1): Use Pmode.
44 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
45 (movdi_<mode>_update_stack): Rename to ...
46 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
48 (*movsi_update1): Use Pmode.
49 (*movsi_update2): Use Pmode.
50 (movsi_update): Rename to ...
51 (movsi_<mode>_update): ... this. Use Pmode.
52 (movsi_update_stack): Fix condition.
53 (*movhi_update1): Use Pmode. Fix argument to
54 avoiding_indexed_address_p.
55 (*movhi_update2): Ditto.
56 (*movhi_update3): Ditto.
57 (*movhi_update4): Ditto.
58 (*movqi_update1): Ditto.
59 (*movqi_update2): Ditto.
60 (*movqi_update3): Ditto.
61 (*movsf_update1, *movdf_update1): Merge, rename to...
62 (*mov<mode>_update1): This. Use Pmode. Fix argument to
63 avoiding_indexed_address_p. Add "size" attribute.
64 (*movsf_update2, *movdf_update2): Merge, rename to...
65 (*mov<mode>_update2): This. Ditto.
66 (*movsf_update3): Use Pmode. Fix argument to
67 avoiding_indexed_address_p.
68 (*movsf_update4): Ditto.
69 (allocate_stack): Simplify condition. Adjust pattern names.
71 2019-04-17 Jakub Jelinek <jakub@redhat.com>
74 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
75 whitespace at the start of target attribute string.
77 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
80 * config/rs6000/power9.md: Add store forwarding bypass.
82 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
85 * valtrack.c (dead_debug_insert_temp): Reset debug references
86 to the return value of a call being removed.
88 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
90 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
91 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
92 implement target hook.
93 (arc_memory_move_cost): New function.
94 (TARGET_REGISTER_MOVE_COST): Define.
95 (TARGET_MEMORY_MOVE_COST): Likewise.
96 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
97 (MEMORY_MOVE_COST): Likewise.
99 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
101 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
102 (sibcall_value_insn): Likewise.
103 * config/arc/constraints.md (Rs5): Remove.
105 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
107 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
108 for last two fake registers.
109 (arc_conditional_register_usage): Make sure fake frame and arg
110 pointer regs are in general regs class.
111 (FRAME_POINTER_MASK): Remove.
112 (RETURN_ADDR_MASK): Remove.
113 (arc_must_save_register): Use hard frame regnum.
114 (frame_restore_reg): Use hard_frame_pointer_rtx.
115 (arc_save_callee_saves): Likewise.
116 (arc_restore_callee_saves): Likewise.
117 (arc_save_callee_enter): Likewise.
118 (arc_restore_callee_leave): Likewise.
119 (arc_save_callee_milli): Likewise.
120 (arc_eh_return_address_location): Likewise.
121 (arc_check_multi): Use hard frame regnum.
122 (arc_can_eliminate): Likewise.
123 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
124 for register allocator.
125 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
126 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
127 (FRAME_POINTER_REGNUM): Change it to a fake register.
128 (HARD_FRAME_POINTER_REGNUM): Defined.
129 (ARG_POINTER_REGNUM): Change it to a new fake register.
130 (ELIMINABLE_REGS): Update.
131 (REGISTER_NAMES): Update names.
132 * config/arc/arc.md (LP_START): Remove.
134 (shift_si3_loop): Update pattern.
136 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
138 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
139 to avoid delay slot scheduling.
140 (arc_must_save_register): Don't save SP.
141 * config/arc/arc.md (stack_tie): Remove.
142 (UNSPEC_ARC_STKTIE): Likewise.
144 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
145 Shiva Chen <shiva0217@gmail.com>
147 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
148 code gen with large shift amount.
150 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
152 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
155 2019-04-16 Jakub Jelinek <jakub@redhat.com>
158 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
159 print -m64/-mx32/-m32 if it is true.
160 (ix86_debug_options, ix86_function_specific_print): Pass true as
161 ADD_ABI_P to ix86_target_string.
162 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
163 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
164 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
166 PR rtl-optimization/90082
167 * dce.c (can_delete_call): New function.
168 (deletable_insn_p, mark_insn): Use it.
170 PR tree-optimization/90090
171 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
173 (is_division_by_square): Likewise. Formatting fix.
175 2019-04-16 Richard Biener <rguenther@suse.de>
177 PR tree-optimization/56049
178 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
179 equality check if alias-set zero will prevail.
181 2019-04-15 Jeff Law <law@redhat.com>
183 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
184 size and alignment as unsigned.
186 2019-04-15 Richard Biener <rguenther@suse.de>
189 * tree-loop-distribution.c (destroy_loop): Preserve correct
192 2019-04-15 Richard Biener <rguenther@suse.de>
194 PR tree-optimization/90071
195 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
196 abnormal operands from def stmts.
198 2019-04-15 Richard Biener <rguenther@suse.de>
201 * tree.h (auto_var_p): Declare.
202 * tree.c (auto_var_p): New function, split out from ...
203 (auto_var_in_fn_p): ... here.
204 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
206 (new_var_info): Initialize it.
207 (set_uids_in_ptset): Also set the shadow variable uid if required.
208 (ipa_pta_execute): Postprocess points-to solutions assigning
209 shadow variable uids for locals that may reach their containing
210 function recursively.
211 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
212 assert but instead check whether the points-to solution is
215 2019-04-15 Martin Jambor <mjambor@suse.cz>
218 * cgraph.c (clone_of_p): Loop over clone chain for each step in
221 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
223 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
225 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
226 Kito Cheng <kito.cheng@gmail.com>
227 Shiva Chen <shiva0217@gmail.com>
229 * config/nds32/nds32-md-auxiliary.c
230 (nds32_legitimize_pic_address): Use new PIC pattern.
231 (nds32_legitimize_tls_address): Use new TLS pattern.
232 (nds32_output_symrel): New.
233 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
234 (nds32_alloc_relax_group_id): Ditto.
235 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
236 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
238 (nds32_group_tls_insn): Ditto.
239 (nds32_group_float_insns): Ditto.
240 * config/nds32/nds32.md (tls_le): New.
243 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
245 * configure: Add nds32 target for dwarf2 debug_line checking.
246 * configure.ac: Regenerated.
248 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
251 * ipa-devirt.c (skip_in_fields_list_p): New.
252 (odr_types_equivalent_p): Use it.
254 2019-04-13 Jakub Jelinek <jakub@redhat.com>
257 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
258 instead of strncmp when checking for thumb and arm. Formatting fixes.
260 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
262 * doc/install.texi: Document --with-target-system-zlib.
264 2019-04-12 Martin Sebor <msebor@redhat.com>
270 * targhooks.c (default_vector_alignment): Avoid assuming
271 argument fits in SHWI.
272 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
274 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
276 2019-04-12 Jakub Jelinek <jakub@redhat.com>
278 PR rtl-optimization/89965
279 * dce.c: Include rtl-iter.h.
280 (struct check_argument_load_data): New type.
281 (check_argument_load): New function.
282 (find_call_stack_args): Check for loads from stack slots still tracked
283 in sp_bytes and punt if any is found.
285 * config/mips/loongson-mmiintrin.h: Fix up #error message.
287 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
289 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
290 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
292 2019-04-12 Martin Liska <mliska@suse.cz>
295 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
297 (separate_attrs): Handle multiple 'default's.
298 (expand_target_clones): Rework error handling code.
300 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
303 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
304 mode of vector rather than mode of destination for move instruction.
305 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
306 Use QI inner mode with V16QI vector mode.
308 2019-04-12 Jakub Jelinek <jakub@redhat.com>
311 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
312 "invalid %%t operand" in output_operand_lossage message.
314 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
316 * config/s390/predicates.md (permute_pattern_operand): New
318 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
319 operand for the permute pattern.
320 ("*vec_perm<mode>"): New insn definition.
321 ("bswap<mode>"): Generate the permute pattern operand in the
322 expander and perform the operand reloads for pre arch13 level
324 ("*bswap<mode>_emu"): Rename to ...
325 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
326 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
327 Add the USE operand for the permute pattern.
328 ("*vec_set_bswap_vec<mode>"): Likewise.
330 2019-04-12 Jakub Jelinek <jakub@redhat.com>
333 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
334 and gcc_unreachable if it fails, just call tree_to_uhwi which
335 verifies that too. Test TREE_CHAIN instead of list_length > 1.
336 Start warning message with a lower-case letter. Formatting fixes.
338 PR rtl-optimization/90026
339 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
340 successors, look for BARRIERs inside of the whole BB_FOOTER chain
341 rather than just at the start of it. If e->src BB_FOOTER is not NULL
342 in cfglayout mode, use emit_barrier_after_bb.
344 2018-04-11 Steve Ellcey <sellcey@marvell.com>
346 PR rtl-optimization/87763
347 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
350 2019-04-11 Tom de Vries <tdevries@suse.de>
352 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
353 max macro using statement expression.
355 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
357 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
358 * xcoffout.c (xcoff_private_rodata_section_name): Define.
359 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
360 read_only_private_data_section using xcoff_private_rodata_section_name.
361 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
363 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
366 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
368 2019-04-11 Jakub Jelinek <jakub@redhat.com>
370 PR rtl-optimization/89965
371 * dce.c (sp_based_mem_offset): New function.
372 (find_call_stack_args): Use sp_based_mem_offset.
374 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
376 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
378 2019-04-11 Richard Biener <rguenther@suse.de>
380 PR tree-optimization/90020
381 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
382 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
383 * tree-ssa-pre.c (compute_avail): Use it to not put
384 possibly trapping references after a call that might not
386 * gcse.c (compute_hash_table_work): Do not elide
387 marking a block containing a call if the call might not
390 2019-04-11 Richard Biener <rguenther@suse.de>
392 PR tree-optimization/90018
393 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
394 Test both SLP and interleaving variants.
396 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
398 * config/s390/8561.md: New file.
399 * config/s390/driver-native.c (s390_host_detect_local_cpu):
400 Add arch13 cpu model.
401 * config/s390/s390-opts.h (enum processor_type): Likewise.
402 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
403 (s390_get_unit_mask): Likewise.
404 (s390_is_fpd): Likewise.
405 (s390_is_fxd): Likewise.
406 * config/s390/s390.h (s390_tune_attr): Likewise.
407 * config/s390/s390.md: Include arch13 pipeline description.
408 * config/s390/s390.opt: Add arch13.
410 2018-04-10 Steve Ellcey <sellcey@marvell.com>
412 PR rtl-optimization/87763
413 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
415 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
417 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
419 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
420 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
421 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
422 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
424 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
426 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
427 "Although" in -fipa-icf documentation.
429 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
430 of using multiple -g options.
432 2019-04-10 Martin Liska <mliska@suse.cz>
434 PR gcov-profile/89959
435 * doc/gcov.texi: Make documentation of -x option
438 2019-04-10 Richard Biener <rguenther@suse.de>
440 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
442 (DR_GROUP_SAME_DR_STMT): Remove.
443 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
444 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
446 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
447 (vect_record_grouped_load_vectors): Remove unreachable code.
449 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
452 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
453 obsolete reference to N.
455 2019-04-10 Jakub Jelinek <jakub@redhat.com>
458 * expr.c (store_expr): Set properly size on the MEM passed to
462 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
463 with strlen in between hostsz-3 and hostsz-1 inclusive when no
464 translation is needed, and when translation is needed, only append
465 ... if the string length is hostsz or more bytes long. Avoid using
468 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
471 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
472 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
474 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
475 differences directly.
476 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
478 2019-04-09 Jakub Jelinek <jakub@redhat.com>
481 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
483 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
485 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
486 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
487 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
488 trailing space from -gsplit-dwarf diagnostics.
490 PR tree-optimization/89998
491 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
492 instead of integer_type_node if possible, don't add ranges if return
493 type is not compatible with int.
494 * gimple-fold.c (gimple_fold_builtin_sprintf,
495 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
498 2019-04-09 Martin Liska <mliska@suse.cz>
500 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
501 * doc/install.texi: Document the new config.
503 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
505 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
506 use gimple_expr_type for load and store calls. Skip over the
507 condition argument in a conditional internal function.
508 Protect use of TREE_INT_CST_LOW.
510 2019-04-09 Jakub Jelinek <jakub@redhat.com>
513 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
514 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
515 trailing period from it too.
517 2019-04-08 wu yuan <wuyuan5@huawei.com>
519 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
520 * config/aarch64/aarch64.md : Add "tsv110.md"
521 * config/aarch64/tsv110.md: New file.
523 2019-04-08 Richard Biener <rguenther@suse.de>
525 PR tree-optimization/90006
526 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
529 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
532 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
534 (fma_root_node): Likewise.
535 (func_fma_steering): Likewise.
537 2019-04-08 Jakub Jelinek <jakub@redhat.com>
539 PR rtl-optimization/89865
540 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
542 PR rtl-optimization/89865
543 * config/i386/i386.md
544 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
545 numbers not to clash with the additional operands[4].
546 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
547 with extra register copy in the middle.
549 2019-04-08 Martin Liska <mliska@suse.cz>
551 PR gcov-profile/89961
552 * doc/gcov.texi: Document data_file.
553 * gcov.c (generate_results): Add data_info into JSON output.
555 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
557 PR tree-optimization/89725
558 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
559 loop's chrec as invariant symbol.
560 * tree-chrec.h (chrec_contains_symbols): New parameter.
561 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
562 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
563 function of loops not in DDR's loop_nest.
564 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
566 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
569 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
572 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
575 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
576 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
578 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
580 * sched-deps.c (sched_macro_fuse_insns): Check return value of
581 targetm.fixed_condition_code_regs.
583 2019-04-05 Richard Biener <rguenther@suse.de>
587 * tree-cfgcleanup.c (remove_forwarder_block): Always move
588 debug bind stmts but reset them if they are not valid at the
591 2019-04-05 Martin Liska <mliska@suse.cz>
594 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
595 order to wrap keywords or arguments.
596 * collect2.c (main): Likewise.
597 (scan_prog_file): Likewise.
598 (scan_libraries): Likewise.
599 * common/config/riscv/riscv-common.c
600 (riscv_subset_list::parsing_subset_version): Likewise.
601 (riscv_subset_list::parse_std_ext): Likewise.
602 * config/aarch64/aarch64.c (aarch64_override_options_internal):
604 * config/arm/arm.c (arm_option_override): Likewise.
605 * config/cris/cris.c (cris_print_operand): Likewise.
606 * config/darwin-c.c (darwin_pragma_options): Likewise.
607 (darwin_pragma_unused): Likewise.
608 (darwin_pragma_ms_struct): Likewise.
609 * config/ft32/ft32.c (ft32_print_operand): Likewise.
610 * config/i386/i386.c (print_reg): Likewise.
611 (ix86_print_operand): Likewise.
612 * config/i386/xm-djgpp.h: Likewise.
613 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
614 * config/m32c/m32c.c (m32c_option_override): Likewise.
615 * config/msp430/msp430.c (msp430_option_override): Likewise.
616 * config/nds32/nds32.c (nds32_option_override): Likewise.
617 * config/nvptx/mkoffload.c (main): Likewise.
618 * config/rx/rx.c (rx_print_operand): Likewise.
619 (valid_psw_flag): Likewise.
620 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
621 (vms_pragma_nomember_alignment): Likewise.
622 (vms_pragma_extern_model): Likewise.
623 * lto-wrapper.c (compile_offload_image): Likewise.
624 * omp-offload.c (oacc_parse_default_dims): Likewise.
625 * symtab.c (symtab_node::verify_base): Likewise.
626 * tlink.c (recompile_files): Likewise.
627 (start_tweaking): Likewise.
628 * tree-profile.c (parse_profile_filter): Likewise.
630 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
632 PR tree-optimization/89956
633 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
634 multiple negates of the same value.
636 2019-04-04 Martin Sebor <msebor@redhat.com>
640 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
641 have the same precision since the function crashes otherwise.
642 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
643 has non-zero arguments.
645 2019-04-04 Martin Sebor <msebor@redhat.com>
648 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
649 out if the number of arguments is less than expected.
651 2019-04-04 Jeff Law <law@redhat.com>
653 PR rtl-optimization/89399
654 * ree.c (combine_set_extension): Use single_set rather than
655 digging into PATTERN for items on the candidate list.
656 (combine_reaching_defs): Likewise.
658 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
660 PR rtl-optimization/46590
661 * loop-invariant.c (find_defs): Move df_remove_problem and
662 df_process_deferred_rescans to move_invariants.
663 Move df_live_add_problem and df_live_set_all_dirty calls
665 (move_invariants): Likewise.
666 (move_loop_invariants): Likewise, making the df_live calls
667 conditional on -O. Remove the problem again if we added it
670 2019-04-03 qing zhao <qing.zhao@oracle.com>
672 PR tree-optimization/89730
673 * ipa-inline.c (can_inline_edge_p): Delete the checking for
674 -flive-patching=inline-only-static.
675 (can_inline_edge_by_limits_p): Add the checking for
676 -flive-patching=inline-only-static and grant always_inline
677 even when -flive-patching=inline-only-static is specified.
679 2019-04-03 Jeff Law <law@redhat.com>
681 PR rtl-optimization/81025
682 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
684 2019-04-03 Richard Biener <rguenther@suse.de>
686 PR tree-optimization/84101
687 * tree-vect-stmts.c: Include explow.h for hard_function_value,
688 regs.h for hard_regno_nregs.
689 (cfun_returns): New helper.
690 (vect_model_store_cost): When vectorizing a store to a decl
691 we return and the function ABI returns in a multi-reg location
692 account for the possible spilling that will happen.
694 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
696 * config/s390/s390.c (s390_legitimate_address_p): Reject long
697 displacement addresses for vector mode operands.
699 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
701 * config/arc/arc.c (GMASK_LEN): Define.
702 (arc_restore_callee_saves): Restore first blink when
705 2019-04-03 Sudakshina Das <sudi.das@arm.com>
707 * doc/extend.texi: Add deprecated comment on sign-return-address
708 function attribute and add mbranch-protection.
709 * doc/invoke.texi: Add bti to the options for mbranch-protection.
711 2019-04-03 Richard Biener <rguenther@suse.de>
714 * lto-wrapper.c (run_gcc): Avoid implicit rules making
715 the all target phony.
717 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
721 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
722 Return false for variable DImode shifts.
723 (dimode_scalar_chain::compute_convert_gain): Do not handle
724 register count operand in variable DImode shifts.
725 (dimode_scalar_chain::make_vector_copies): Remove support to copy
726 count argument of a variable shift instruction to a vector register.
727 (dimode_scalar_chain::convert_reg): Remove support to convert
728 count argument of a variable shift instruction.
730 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
732 PR rtl-optimization/84206
733 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
734 iterating over loop headers.
736 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
738 PR rtl-optimization/85876
739 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
740 beyond the original fence.
742 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
744 * config.gcc: Mark spu* targets as deprecated/obsolete.
746 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
748 * config/s390/s390-builtin-types.def: New builtin function type
749 definitions. Remove unused types.
750 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
751 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
752 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
754 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
755 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
756 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
757 (vec_double, vec_signed, vec_unsigned): Define to use the new
759 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
762 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
764 * config/s390/s390-builtin-types.def: New builtin function type
766 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
767 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
768 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
769 (s390_vstrszh, s390_vstrszf): New low-level builtins.
770 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
771 constant definitions.
772 * config/s390/vecintrin.h (vec_search_string_cc)
773 (vec_search_string_until_zero_cc): New builtin name definitions.
774 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
776 ("vec_vstrs<mode>"): New insn definition.
778 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
780 * config/s390/s390-builtin-types.def: Add new builtin function
782 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
783 New overloaded builtins.
784 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
786 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
787 (UNSPEC_VEC_SLDBYTE): ... this.
788 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
789 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
791 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
792 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
793 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
795 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
797 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
799 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
800 * config/s390/vector.md (V_HW_HSD): ... here.
802 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
804 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
805 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
806 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
807 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
808 New insn definitions.
810 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
812 * config/s390/s390-builtin-types.def: Add new builtin function type.
813 * config/s390/s390-builtins.def: Add overloaded builtin
814 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
815 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
816 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
817 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
818 ("eltswap<mode>"): New expander.
819 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
822 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
824 * config/s390/s390-builtin-types.def: Add new builtin function types.
825 * config/s390/s390-builtins.def: Add overloaded builtin
826 s390_vec_revb. Add low-level builtins for vlbr and vstbr
828 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
829 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
830 ("bswap<mode>"): New expander.
831 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
833 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
835 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
836 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
837 vector builtin version number in __VEC__.
839 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
841 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
843 (SFSI): New mode attribute.
844 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
845 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
847 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
848 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
849 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
850 ("floatsi<mode>2"): Add wcefb instruction.
852 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
854 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
855 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
857 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
858 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
859 support 32 bit fp-int conversions. Rename to ...
860 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
861 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
862 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
863 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
866 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
868 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
869 if-then-else constructs if we can use the select instruction.
870 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
872 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
874 * config/s390/s390.md ("*popcountdi_arch13_cc")
875 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
877 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
878 Append _z196 to make it ...
879 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
880 ("popcounthi2_z196"): ... this.
881 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
882 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
884 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
886 * config/s390/s390.c (s390_canonicalize_comparison): Convert
887 certain compares for arch13 in order to make use of the condition
888 code result produced by the new instructions.
889 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
890 nxrk, and nxgrk instruction patterns.
891 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
892 (inv_no): Add new code iterator together with some attributes.
893 ("*andc_split_<mode>"): Disable splitter for arch13.
894 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
895 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
896 ("*<ANDOR:bitops_name>c<GPR:mode>")
897 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
898 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
899 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
900 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
902 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
904 * common/config/s390/s390-common.c (processor_flags_table): New
906 * config.gcc: Support arch13 with the --with-arch= configure flag.
907 * config/s390/driver-native.c (s390_host_detect_local_cpu):
908 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
909 * config/s390/s390.c (s390_get_sched_attrmask)
910 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
911 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
912 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
913 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
914 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
916 * config/s390/s390.opt: Support arch13 as processor type in
917 command line options.
919 2019-04-02 Martin Liska <mliska@suse.cz>
922 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
923 Fix param description of graphite-max-arrays-per-scop.
925 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
927 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
928 (ASAN_CC1_SPEC): Use it in 64-bit mode.
929 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
931 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
933 PR rtl-optimization/85412
934 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
935 sel_sched_region_1, not after.
937 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
939 PR rtl-optimization/86928
940 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
941 compute_live if necessary.
942 (sel_redirect_edge_and_branch): Likewise.
944 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
946 PR rtl-optimization/89865
947 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
948 register if it is a part of small class.
950 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
952 PR rtl-optimization/87273
953 * sel-sched-ir.c (merge_fences): Remove assert.
955 2019-04-01 Richard Biener <rguenther@suse.de>
957 PR tree-optimization/46590
958 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
959 (dom_walker::m_reachability): Add in place of...
960 (dom_walker::m_skip_unreachable_blocks): ...this.
961 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
962 Move complex initialization ...
963 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
964 lazily and initialize edge flags on each invocation.
965 (dom_walker::bb_reachable): Use m_reachability.
967 2019-04-01 Martin Liska <mliska@suse.cz>
970 * opt-suggestions.c (option_proposer::build_option_suggestions):
971 Add variant without any argument in order to provide better
974 2019-04-01 Richard Biener <rguenther@suse.de>
977 * gimple.c: Include langhooks.h.
978 (gimple_get_alias_set): Treat enumeral types as the underlying
981 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
982 Eric Botcazou <ebotcazou@adacore.com>
984 PR rtl-optimization/89862
985 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
986 that operates on the full registers for WORD_REGISTER_OPERATIONS
989 2019-03-29 Jim Wilson <jimw@sifive.com>
991 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
992 Clear MASK_RVC and then set if C subset supported.
994 2019-03-29 Jakub Jelinek <jakub@redhat.com>
997 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
998 non-addressable complit into its initializer if it is volatile.
1000 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
1002 * opts-common.c (integral_argument): Set errno properly in one case.
1004 2019-03-29 Martin Liska <mliska@suse.cz>
1006 * doc/invoke.texi: Remove -Wchkp from documentation.
1008 2019-03-29 Martin Liska <mliska@suse.cz>
1010 * dbgcnt.c (print_limit_reach): New function.
1013 2019-03-29 Martin Liska <mliska@suse.cz>
1015 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
1016 (dbg_cnt_process_opt): Parse first tokens aas
1017 dbg_cnt_process_single_pair is also using strtok.
1019 2019-03-29 Jakub Jelinek <jakub@redhat.com>
1021 PR rtl-optimization/87485
1022 * function.c (expand_function_end): Move stack_protect_epilogue
1023 before loading of return value into hard register(s).
1025 2019-03-28 Jakub Jelinek <jakub@redhat.com>
1028 * tree-inline.h (struct copy_body_data): Add
1029 dont_remap_vla_if_no_change flag.
1030 * tree-inline.c (remap_type_3, remap_type_2): New functions.
1031 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
1032 and remap_type_2 returns false.
1033 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
1034 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
1035 only from where it is copied to nested contexts.
1037 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
1040 * config/i386/i386.md (RMW operation with LEA peephole):
1041 Use LEAMODE mode attribute instead of SWI mode iterator for
1044 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
1047 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
1048 Also process XEXP (src, 0) of a shift insn.
1050 2019-03-28 David Malcolm <dmalcolm@redhat.com>
1053 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
1054 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
1056 2019-03-28 Jakub Jelinek <jakub@redhat.com>
1058 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
1060 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
1061 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
1062 immediately after first one with df_analyze in between, but rather
1063 process all bbs, queueing ones that need second pass in a worklist,
1064 df_analyze, process queued debug insn changes and if second pass is
1065 needed, process bbs from worklist, df_analyze, process queued debug
1068 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
1069 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
1070 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
1072 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
1075 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
1078 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
1081 * config/i386/i386.c (ix86_function_value_1): Call the newly added
1082 function for 32-bit MS_ABI.
1083 (function_value_ms_32): New function.
1085 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
1087 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
1088 (movdi): Call gen_movdi_symbol_save_scc.
1089 (gen_movdi_symbol_save_scc): New insn and split.
1091 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
1093 PR rtl-optimization/89313
1094 * function.c (matching_constraint_num): New static function.
1095 (match_asm_constraints_1): Use it. Fixup white space and comment.
1096 Don't replace inputs with non-matching constraints which conflict
1097 with early clobber outputs.
1099 2019-03-27 Jeff Law <law@redhat.com>
1102 PR rtl-optimization/87761
1103 PR rtl-optimization/89826
1104 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
1106 (pass_cprop_hardreg::execute): Call df_analyze after adding the
1107 note problem to get REG_DEAD/REG_UNUSED notes updated.
1109 2019-03-27 Richard Biener <rguenther@suse.de>
1111 PR tree-optimization/89463
1112 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
1113 queue edges to remove.
1114 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
1115 dead stmts. Delay edge removal until PHIs are removed to
1116 make debug-stmt creation not confused by seemingly degenerate
1119 2019-03-27 Alan Modra <amodra@gmail.com>
1121 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
1123 * config/rs6000/darwin.h: Likewise.
1124 * config/rs6000/rs6000.c: Likewise.
1126 2019-03-27 Alan Modra <amodra@gmail.com>
1128 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
1129 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
1131 2019-03-26 Andrew Waterman <andrew@sifive.com>
1132 Jim Wilson <jimw@sifive.com>
1134 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
1135 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
1136 (generic_idivdi, generic_fmul_single, generic_fmul_double)
1137 (generic_fdiv, generic_fsqrt): Add check for generic tune.
1138 (generic_alu): Add auipc to type list.
1139 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
1140 (riscv_microarchitecture): Declare.
1141 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
1142 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
1144 (riscv_microarchitecture): New.
1145 (sifive_7_tune_info): New.
1146 (riscv_cpu_info_table): Add microarchitecture value for rocket and
1147 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
1149 (riscv_store_data_bypass_p): New.
1150 (riscv_option_override): Set riscv_microarchitecture from
1151 cpu->microarchitecture.
1152 * config/riscv/riscv.md: Include sifive-7.md.
1155 (auipc<mode>): Change type to auipc.
1156 (restore_stack_nonlocal): New.
1157 * config/riscv/sifive-7.md: New.
1158 * doc/invoke.texi (RISC-V Options): Update mtune docs.
1160 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
1163 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
1164 Also process XEXP (src, 0) of a shift insn.
1166 2019-03-26 Richard Biener <rguenther@suse.de>
1168 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
1169 (copy_debug_stmt): Likewise.
1170 (expand_call_inline): Likewise.
1171 (copy_bb): Avoid redundant lookup & set of gimple_block.
1172 * gimple-low.c (lower_gimple_return): Likewise.
1173 (lower_builtin_setjmp): Likewise.
1175 2019-03-26 Jakub Jelinek <jakub@redhat.com>
1177 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
1178 is constant 0, turn into static const data member initialized to false.
1179 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
1180 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
1182 2019-03-26 Jason Merrill <jason@redhat.com>
1183 Jakub Jelinek <jakub@redhat.com>
1185 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
1187 (mem_alloc_description::release_object_overhead): Fix comment typos.
1188 * hash-table.h (hash_table::~hash_table): Call
1189 release_instance_overhead only if m_entries is non-NULL, otherwise
1190 call unregister_descriptor.
1192 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
1194 PR tree-optimization/81740
1195 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1196 In case of outer loop vectorization, check for backward dependence
1197 at the inner loop if outer loop dependence is reversed.
1199 2019-03-26 Alan Modra <amodra@gmail.com>
1201 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
1202 rs6000_vector_mem init. Correct wI and wJ comment.
1204 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
1206 PR rtl-optimization/88347
1207 PR rtl-optimization/88423
1208 * sched-deps.c (sched_analyze_insn): Take into account that for
1209 tablejumps the barrier appears after a label and a jump_table_data.
1211 2019-03-25 Martin Sebor <msebor@redhat.com>
1214 * c-common.c (check_user_alignment): Rename local. Correct maximum
1215 alignment in diagnostic. Avoid assuming argument fits in SHWI,
1216 convert it to UHWI when it fits.
1218 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
1221 * dwarf2out.c (premark_used_variables): New function.
1222 (prune_unused_types_walk): Do not mark not premarked external
1224 (prune_unused_types): Call premark_used_variables.
1226 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
1228 PR rtl-optimization/89676
1229 * lra-constraints.c (curr_insn_transform): Do match reload for
1230 early clobbers when the match was successful only for different
1233 2019-03-25 Martin Sebor <msebor@redhat.com>
1235 * doc/extend.texi (Common Type Attributes): Document vector_size.
1236 (Common Variable Attributes): Mention size constraint. Correct
1238 (Vector Extensions): Use @dfn when defining bas type. Clarify
1239 base type and size constraints.
1241 2019-03-25 Richard Biener <rguenther@suse.de>
1243 PR tree-optimization/89789
1244 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
1245 changes from non-undefined back to undefined.
1247 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
1249 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
1250 heap string and a gc string, but since this variable is unknown to
1251 ggc the gc string might get reused and corrupted. Fixed by always
1252 using a heap string.
1254 2019-03-25 Richard Biener <rguenther@suse.de>
1256 PR tree-optimization/89779
1257 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
1258 to remove IV defs, delay actual removal.
1259 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
1260 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
1261 very end, properly also reset loop control IV information.
1263 2019-03-25 Richard Biener <rguenther@suse.de>
1265 PR tree-optimization/89802
1266 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
1267 move EH data to folded stmt.
1269 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
1271 * config/s390/s390-builtin-types.def: Remove few unused types and
1272 fix sort order for others.
1274 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
1276 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
1277 expected and found types with -mdebug during builtin matching.
1279 2019-03-25 Richard Biener <rguenther@suse.de>
1282 * fold-const.c (operand_equal_p): Revert last change with
1285 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
1287 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
1288 notes for the result of the __tls_get_addr calls.
1289 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
1291 2019-03-24 Jeff Law <law@redhat.com>
1293 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
1295 PR rtl-optimization/87761
1296 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
1297 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
1299 (pass_cprop_hardreg::execute): Add df note problem and defer insn
1300 rescans. Reprocess blocks as needed, calling df_analyze before
1301 reprocessing. Always call df_analyze before fixing up debug bind
1304 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
1306 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
1309 2019-03-22 Andrew Pinski <apinski@marvell.com>
1311 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
1312 attrribute for uxtw.
1314 2019-03-26 Jeff Law <law@redhat.com>
1316 PR rtl-optimization/87761
1317 * config/mips/mips-protos.h (mips_split_move): Add new argument.
1318 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
1319 (mips_split_move): Accept new INSN argument. Try to forward SRC
1320 into the next instruction.
1321 (mips_split_move_insn): Pass INSN through to mips_split_move.
1323 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
1325 PR rtl-optimization/89676
1326 * lra-constraints.c (curr_insn_transform): Do match reload for
1327 early clobbers even if the match was successful.
1329 2019-03-22 Jakub Jelinek <jakub@redhat.com>
1332 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
1334 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
1336 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
1338 2019-03-22 Jakub Jelinek <jakub@redhat.com>
1340 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
1341 <avx512>_fmsub_<mode>_mask3<round_name>,
1342 <avx512>_fnmadd_<mode>_mask3<round_name>,
1343 <avx512>_fnmsub_<mode>_mask3<round_name>,
1344 avx512f_vmfmadd_<mode>_mask3<round_name>,
1345 avx512f_vmfmsub_<mode>_mask3<round_name>,
1346 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
1347 instead of register_operand and %v instead of v for match_operand 1.
1348 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
1349 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
1350 <round_nimm_predicate> instead of register_operand and %v instead of v
1351 for match_operand 1.
1353 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
1354 <avx512>_fmadd_<mode>_mask3<round_name>,
1355 <avx512>_fmsub_<mode>_mask<round_name>,
1356 <avx512>_fmsub_<mode>_mask3<round_name>,
1357 <avx512>_fnmadd_<mode>_mask<round_name>,
1358 <avx512>_fnmadd_<mode>_mask3<round_name>,
1359 <avx512>_fnmsub_<mode>_mask<round_name>,
1360 <avx512>_fnmsub_<mode>_mask3<round_name>,
1361 <avx512>_fmaddsub_<mode>_mask<round_name>,
1362 <avx512>_fmaddsub_<mode>_mask3<round_name>,
1363 <avx512>_fmsubadd_<mode>_mask<round_name>,
1364 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
1365 <round_nimm_predicate> instead of nonimmediate_operand.
1366 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
1367 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
1368 Use register_operand instead of <round_nimm_predicate> for the
1369 operand that needs to match output.
1370 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
1371 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
1372 Likewise. Formatting fixes.
1375 * config/i386/i386.c (enum ix86_builtins): Remove
1376 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
1377 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
1378 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
1379 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
1380 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
1381 __builtin_ia32_vfmsubss3_mask3): New builtins.
1382 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
1383 avx512f_vmfmadd_<mode>_mask3<round_name>,
1384 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
1385 *avx512f_vmfmsub_<mode>_mask<round_name>,
1386 avx512f_vmfmsub_<mode>_mask3<round_name>,
1387 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
1388 *avx512f_vmfnmadd_<mode>_mask<round_name>,
1389 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
1390 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
1391 *avx512f_vmfnmsub_<mode>_mask<round_name>,
1392 avx512f_vmfnmsub_<mode>_mask3<round_name>,
1393 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
1394 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
1395 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
1396 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
1397 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
1398 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
1399 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
1400 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
1401 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
1402 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
1403 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
1404 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
1405 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
1406 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
1407 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
1408 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
1409 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
1410 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
1411 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
1412 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
1413 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
1414 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
1416 2019-03-21 Martin Sebor <msebor@redhat.com>
1418 PR tree-optimization/89350
1419 * builtins.c (compute_objsize): Also ignore offsets whose upper
1421 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
1422 (builtin_memref::builtin_memref): Initialize new member.
1423 Allow EXPR to be null.
1424 (builtin_memref::extend_offset_range): Replace local with a member.
1425 Avoid assuming pointer offsets are unsigned.
1426 (builtin_memref::set_base_and_offset): Determine base object
1427 before computing offset range.
1428 (builtin_access::builtin_access): Handle memset.
1429 (builtin_access::generic_overlap): Replace local with a member.
1430 (builtin_access::strcat_overlap): Same.
1431 (builtin_access::overlap): Same.
1432 (maybe_diag_overlap): Same.
1433 (maybe_diag_access_bounds): Same.
1434 (wrestrict_dom_walker::check_call): Handle memset.
1435 (check_bounds_or_overlap): Same.
1437 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
1438 Jakub Jelinek <jakub@redhat.com>
1441 * tree.c (fld_type_variant, fld_incomplete_type_of,
1442 fld_process_array_type): Call fld->pset.add and don't call
1443 add_tree_to_fld_list if it returns true.
1444 (free_lang_data_in_type): Similarly with self-recursive call. Purge
1445 non-marked types from TYPE_NEXT_VARIANT list.
1446 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
1448 2019-03-21 Jakub Jelinek <jakub@redhat.com>
1450 * hash-table.h (hash_table): Add Lazy template parameter defaulted
1451 to false, if true, don't alloc_entries during construction, but defer
1452 it to the first method that needs m_entries allocated.
1453 (hash_table::hash_table, hash_table::~hash_table,
1454 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
1455 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
1456 hash_table::clear_slot, hash_table::traverse_noresize,
1457 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
1458 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
1460 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
1461 NO_INSERT instead of find_with_hash.
1462 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
1463 hash_set::m_table): Add Lazy to template params of hash_table.
1464 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
1465 * attribs.c (test_attribute_exclusions): Likewise.
1466 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
1467 hash_set. Add tests for hash_set with Lazy = true.
1469 2019-03-21 Richard Biener <rguenther@suse.de>
1471 PR tree-optimization/89779
1472 * tree.c (tree_nop_conversion): Consolidate and fix defensive
1473 checks with respect to released SSA names now having error_mark_node
1475 * fold-const.c (operand_equal_p): Likewise.
1477 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
1480 * config/s390/s390.c (global_not_special_regno_p): Move to make it
1482 (s390_optimize_register_info): Use global_not_special_regno_p to
1483 check for global regs.
1485 2019-03-20 Jakub Jelinek <jakub@redhat.com>
1488 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
1489 update this_alternative nor this_alternative_set.
1491 2019-03-19 Jim Wilson <jimw@sifive.com>
1494 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
1495 align, size, offset. Use them to handle a BLKmode reference. Update
1497 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
1499 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1501 PR rtl-optimization/89768
1502 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
1504 (unroll_loop_runtime_iterations): Likewise.
1506 2019-03-19 Martin Sebor <msebor@redhat.com>
1508 PR tree-optimization/89644
1509 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
1510 rather than endptr as an indicator of nul-termination.
1512 PR tree-optimization/89644
1513 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
1514 arrays in determining sequence sizes in strncpy and stpncpy.
1516 2019-03-19 Martin Liska <mliska@suse.cz>
1519 * predict.c (combine_predictions_for_bb): Empty likely_edges and
1520 unlikely_edges if there's an edge that belongs to both these sets.
1522 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
1525 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
1526 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
1527 go via a stack temporary.
1529 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1532 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
1533 instead of gen_rtx_SUBREG.
1534 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
1536 2019-03-19 Richard Biener <rguenther@suse.de>
1539 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
1541 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
1545 * tree.c (free_lang_data_in_decl): Do not free context of C++
1548 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1551 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
1552 subs for the first alternative except when operands[3] is 1.
1555 * gimplify.c (gimplify_asm_expr): For output argument with
1556 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
1559 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
1561 PR rtl-optimization/89753
1562 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
1563 explicit unrolling factor even more robust.
1565 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1568 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
1569 compensation use x2 += 1 instead of x2 -= -1 and when honoring
1570 signed zeros, do another copysign after the compensation.
1572 2019-03-18 Martin Sebor <msebor@redhat.com>
1574 PR tree-optimization/89720
1575 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
1576 more conservatively, the same as anti-range.
1578 2019-03-18 Richard Biener <rguenther@suse.de>
1581 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
1582 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
1583 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
1584 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
1586 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
1588 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
1589 Extend queue to 1024 entries.
1590 Add "consumed" field.
1591 (gomp_print_output): Remove print_index parameter.
1592 Add final parameter.
1593 Change limit to unsigned.
1594 Use consumed field to implement circular buffer.
1595 Detect interrupted print in final pass.
1596 Flush output at the end.
1597 (run): Update gomp_print_output usage.
1598 (main): Initialize kernargs->output_data.consumed.
1600 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
1602 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
1603 calculation of the minimum number of scalar iterations for
1604 fully-predicated loops.
1606 2019-03-18 Martin Jambor <mjambor@suse.cz>
1608 PR tree-optimization/89546
1609 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
1610 any propagation to its children took place.
1612 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
1615 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
1616 parameter, and make use of it.
1617 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
1619 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1621 * config/arc/arc.opt (mcode-density-frame): Get the inital value
1622 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
1623 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
1624 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
1625 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
1626 match what the ops is doing.
1627 (push_multi_fp_blink): Likewise.
1628 * config/arc/arc.c (arc_override_options): Enable enter/leave when
1629 compiling for size and elf target.
1630 (arc_save_callee_enter): Adjust note to match what enter/leave
1633 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1635 * config/arc/arc.md (tst_movb): Fix constraint.
1637 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1639 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
1641 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1643 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
1644 * config/arc/arc.c (arc_conditional_register_usage): Remove all
1645 reg_alloc_order references.
1646 (size_alloc_order): Define.
1647 (arc_adjust_reg_alloc_order): New function.
1648 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
1650 (ADJUST_REG_ALLOC_ORDER): Define.
1651 (HONOR_REG_ALLOC_ORDER): Likewise.
1653 2019-03-18 Richard Biener <rguenther@suse.de>
1656 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
1657 loads and stores a bit more.
1659 2019-03-18 Richard Biener <rguenther@suse.de>
1662 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
1663 load pessimization to stores as well.
1665 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
1668 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
1669 successor, use NULL as its av set.
1671 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
1673 PR rtl-optimization/89721
1674 * lra-constraints (invariant_p): Return false if side_effects_p holds.
1676 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
1679 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1680 When handling vec_extract, use modular arithmetic to allow
1681 constant selectors greater than vector length.
1682 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
1683 V1TImode vectors to have constant selector values greater than 0.
1684 Use modular arithmetic to compute vector index.
1685 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
1686 index for in-memory vectors. Correct code generation for
1687 in-register vectors.
1688 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
1691 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
1695 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
1698 2019-03-15 Jakub Jelinek <jakub@redhat.com>
1701 * tree.c (inchash::add_expr): Strip any location wrappers.
1702 * fold-const.c (operand_equal_p): Move stripping of location wrapper
1703 after hash verification.
1706 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
1707 SIGN_EXTEND and ZERO_EXTEND.
1709 2019-03-14 Jason Merrill <jason@redhat.com>
1710 Jakub Jelinek <jakub@redhat.com>
1712 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
1713 than if is_empty (*slot).
1714 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
1715 existing elt and for elt removal.
1716 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
1717 of already removed elt.
1719 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
1722 * config/i386/i386.c (remove_partial_avx_dependency): Handle
1725 2019-03-14 Martin Liska <mliska@suse.cz>
1728 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
1730 2019-03-14 Richard Biener <rguenther@suse.de>
1733 * config/i386/i386.c (make_resolver_func): Properly set
1734 DECL_CONTEXT on the RESULT_DECL.
1735 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
1737 2019-03-14 Richard Biener <rguenther@suse.de>
1739 * gimple-pretty-print.c: Include cfgloop.h.
1740 (dump_gimple_phi): Adjust.
1741 (dump_gimple_bb_header): Dump loop header for GIMPLE.
1742 (pp_cfg_jump): Adjust.
1743 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
1744 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
1745 (lower_phi_internal_fn): Remove.
1746 (verify_gimple_call): Remove IFN_PHI special-casing.
1747 (dump_function_to_file): Dump IL state.
1748 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
1749 done to deal with PHI nodes being present in non-SSA state.
1751 2019-03-14 Jakub Jelinek <jakub@redhat.com>
1754 * multiple_target.c (create_dispatcher_calls): Change
1755 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
1756 In the node->iterate_referring loop, push *ref rather than ref, call
1757 ref->remove_reference () and always pass 0 to iterate_referring.
1759 PR rtl-optimization/89679
1760 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
1761 would contain a paradoxical SUBREG.
1763 2019-03-14 Richard Biener <rguenther@suse.de>
1765 PR tree-optimization/89710
1766 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
1769 2019-03-14 Martin Liska <mliska@suse.cz>
1771 * coverage.c (coverage_begin_function): Stream also
1773 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
1774 documentation about function declaration location.
1775 * gcov-dump.c (tag_function): Print whole range
1776 of function declaration.
1777 * gcov.c (struct function_info): Add end_column field.
1778 (function_info::function_info): Initialize it.
1779 (output_json_intermediate_file): Output {start,end}_column
1781 (read_graph_file): Read end_column.
1783 2019-03-14 Richard Biener <rguenther@suse.de>
1786 * fold-const.c (operand_equal_p): For INDIRECT_REF check
1787 that the access types are similar.
1789 2019-03-14 Jakub Jelinek <jakub@redhat.com>
1791 PR tree-optimization/89703
1792 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
1793 aren't compatible also with builtin_decl_explicit. Check pure
1794 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
1795 and BUILT_IN_STPNCPY{,_CHK}.
1797 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
1800 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
1801 addr32 prefix to VSIB address for X32.
1802 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
1804 (*avx512pf_gatherpf<mode>df_mask): Likewise.
1805 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
1806 (*avx512pf_scatterpf<mode>df_mask): Likewise.
1807 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
1808 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
1809 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
1810 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
1811 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
1812 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
1813 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
1814 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
1815 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
1816 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
1817 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
1818 (*avx512f_scatterdi<mode>): Likewise.
1820 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
1823 * lra-constraints.c (inherit_in_ebb): Update
1824 potential_reload_hard_regs along with live_hard_regs.
1826 2019-03-13 Jakub Jelinek <jakub@redhat.com>
1829 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
1831 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
1833 2019-03-13 Martin Sebor <msebor@redhat.com>
1835 PR tree-optimization/89662
1836 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
1839 2019-03-13 Richard Biener <rguenther@suse.de>
1842 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
1843 throw FP expressions at tree-affine.
1845 2019-03-14 Richard Biener <rguenther@suse.de>
1847 * tree-pretty-print.c (dump_generic_node): For -gimple properly
1848 dump negative integer constants using _Literal (type) -num.
1850 2019-03-13 Jakub Jelinek <jakub@redhat.com>
1852 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
1853 nonlocal_value member.
1856 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
1857 (ipa_simd_modify_function_body): Handle PHIs.
1859 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
1861 * config/s390/s390.c (s390_option_override_internal): Use more
1862 aggressive inlining parameters.
1864 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
1866 * config/s390/3906.md: New file.
1867 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
1868 (LONGRUNNING_THRESHOLD): Remove.
1869 (MAX_SCHED_MIX_SCORE): Decrease.
1870 (MAX_SCHED_MIX_DISTANCE): Decrease.
1871 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
1872 (struct s390_sched_state): New struct to hold scheduling state.
1873 (S390_SCHED_STATE_NORMAL): Remove.
1874 (S390_SCHED_STATE_CRACKED): Remove.
1875 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
1876 (s390_get_sched_attrmask): Use new attribute.
1877 (s390_get_unit_mask): Use new units.
1878 (s390_is_fpd): New function.
1879 (s390_is_fxd): New function.
1880 (s390_is_longrunning): New function.
1881 (s390_sched_score): Use new functions.
1882 (s390_sched_reorder): Likewise.
1883 (s390_sched_variable_issue): Rework and use new functions.
1884 (s390_sched_init): Use new functions.
1885 * config/s390/s390.h (s390_tune_attr): Add z14.
1886 * config/s390/s390.md: Add z14.
1888 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
1890 * config/s390/2964.md: Update pipeline description.
1891 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
1892 (LONGRUNNING_THRESHOLD): Remove.
1893 (LATENCY_FACTOR): Remove.
1894 (s390_get_unit_mask): Add unit.
1895 (s390_sched_score): Use fxd/fpd.
1896 (s390_sched_variable_issue): Use fxd/fpd.
1898 2019-03-12 Martin Liska <mliska@suse.cz>
1900 * config/i386/i386.c: Reword an error message.
1902 2019-03-12 Martin Jambor <mjambor@suse.cz>
1904 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
1905 terminate with newline.
1907 2019-03-12 Jakub Jelinek <jakub@redhat.com>
1910 * config/s390/s390.md (tabort): Use %wd instead of
1911 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
1912 letters and periods.
1913 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
1914 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
1918 * builtins.c (expand_builtin_int_roundingfn,
1919 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
1920 gcc_unreachable if validate_arglist fails.
1922 2019-03-12 Richard Biener <rguenther@suse.de>
1924 PR tree-optimization/89664
1925 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
1926 free the occurance tree after the early out.
1928 2019-03-11 Jakub Jelinek <jakub@redhat.com>
1932 * vr-values.c (vr_values::update_value_range): If
1933 old_vr->varying_p (), don't update it, make new_vr also VARYING
1936 2019-03-11 Martin Liska <mliska@suse.cz>
1938 * config/aarch64/aarch64.c (aarch64_override_options_internal):
1939 Fix double string quoting.
1941 2019-03-11 Martin Liska <mliska@suse.cz>
1943 * collect-utils.c (collect_wait): Wrap apostrophes
1944 in gcc internal format with %'.
1945 * collect2.c (main): Likewise.
1946 (scan_prog_file): Likewise.
1947 (scan_libraries): Likewise.
1948 * config/i386/i386.c (ix86_expand_call): Likewise.
1949 (ix86_handle_interrupt_attribute): Likewise.
1950 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
1951 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
1952 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
1953 * lto-wrapper.c (find_crtoffloadtable): Likewise.
1954 * symtab.c (symtab_node::verify_base): Likewise.
1955 * tree-cfg.c (verify_gimple_label): Likewise.
1956 * tree.c (verify_type_variant): Likewise.
1958 2019-03-11 Martin Liska <mliska@suse.cz>
1960 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
1961 in a string format message and fix GNU coding style.
1962 (expand_builtin_set_thread_pointer): Likewise.
1963 * common/config/aarch64/aarch64-common.c
1964 (aarch64_rewrite_selected_cpu): Likewise.
1965 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
1966 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
1967 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
1968 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
1969 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
1970 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
1971 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
1972 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
1973 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
1974 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
1976 * common/config/riscv/riscv-common.c
1977 (riscv_subset_list::parsing_subset_version): Likewise.
1978 (riscv_subset_list::parse_std_ext): Likewise.
1979 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
1980 (riscv_subset_list::parse): Likewise.
1981 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
1982 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
1983 (aarch64_override_options_internal): Likewise.
1984 (aarch64_validate_mcpu): Likewise.
1985 (aarch64_validate_march): Likewise.
1986 (aarch64_validate_mtune): Likewise.
1987 (aarch64_override_options): Likewise.
1988 * config/alpha/alpha.c (alpha_option_override): Likewise.
1989 * config/arc/arc.c (arc_init): Likewise.
1990 (parse_mrgf_banked_regs_option): Likewise.
1991 (arc_override_options): Likewise.
1992 (arc_expand_builtin_aligned): Likewise.
1993 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
1994 (arm_expand_builtin): Likewise.
1995 * config/arm/arm.c (arm_option_check_internal): Likewise.
1996 (arm_configure_build_target): Likewise.
1997 (arm_option_override): Likewise.
1998 (arm_options_perform_arch_sanity_checks): Likewise.
1999 (arm_handle_cmse_nonsecure_entry): Likewise.
2000 (arm_handle_cmse_nonsecure_call): Likewise.
2001 (arm_tls_referenced_p): Likewise.
2002 (thumb1_expand_prologue): Likewise.
2003 * config/avr/avr.c (avr_option_override): Likewise.
2004 * config/bfin/bfin.c (bfin_option_override): Likewise.
2005 * config/c6x/c6x.c (c6x_option_override): Likewise.
2006 * config/cr16/cr16.c (cr16_override_options): Likewise.
2007 * config/cris/cris.c (cris_option_override): Likewise.
2008 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
2009 * config/darwin-c.c (macosx_version_as_macro): Likewise.
2010 * config/darwin.c (darwin_override_options): Likewise.
2011 * config/frv/frv.c (frv_expand_builtin): Likewise.
2012 * config/h8300/h8300.c (h8300_option_override): Likewise.
2013 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
2014 (ix86_option_override_internal): Likewise.
2015 (warn_once_call_ms2sysv_xlogues): Likewise.
2016 (ix86_expand_prologue): Likewise.
2017 (split_stack_prologue_scratch_regno): Likewise.
2018 (ix86_warn_parameter_passing_abi): Likewise.
2019 * config/ia64/ia64.c (fix_range): Likewise.
2020 * config/m68k/m68k.c (m68k_option_override): Likewise.
2021 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
2022 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
2023 (mips_set_compression_mode): Likewise.
2024 * config/mmix/mmix.c (mmix_option_override): Likewise.
2025 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
2026 * config/msp430/msp430.c (msp430_option_override): Likewise.
2027 * config/nds32/nds32.c (nds32_option_override): Likewise.
2028 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
2029 (nios2_option_override): Likewise.
2030 (nios2_expand_custom_builtin): Likewise.
2031 * config/nvptx/mkoffload.c (main): Likewise.
2032 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
2033 * config/pa/pa.c (fix_range): Likewise.
2034 (pa_option_override): Likewise.
2035 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
2036 (riscv_option_override): Likewise.
2037 * config/rl78/rl78.c (rl78_option_override): Likewise.
2038 * config/rs6000/aix61.h: Likewise.
2039 * config/rs6000/aix71.h: Likewise.
2040 * config/rs6000/aix72.h: Likewise.
2041 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
2042 * config/rs6000/freebsd64.h: Likewise.
2043 * config/rs6000/linux64.h: Likewise.
2044 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
2045 (rs6000_expand_zeroop_builtin): Likewise.
2046 (rs6000_expand_mtfsb_builtin): Likewise.
2047 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
2048 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
2049 (rs6000_invalid_builtin): Likewise.
2050 (rs6000_expand_split_stack_prologue): Likewise.
2051 * config/rs6000/rtems.h: Likewise.
2052 * config/rx/rx.c (valid_psw_flag): Likewise.
2053 (rx_expand_builtin): Likewise.
2054 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
2055 * config/s390/s390.c (s390_expand_builtin): Likewise.
2056 (s390_function_profiler): Likewise.
2057 (s390_option_override_internal): Likewise.
2058 (s390_option_override): Likewise.
2059 * config/sh/sh.c (sh_option_override): Likewise.
2060 (sh_builtin_saveregs): Likewise.
2061 (sh_fix_range): Likewise.
2062 * config/sh/vxworks.h: Likewise.
2063 * config/sparc/sparc.c (sparc_option_override): Likewise.
2064 * config/spu/spu.c (spu_option_override): Likewise.
2065 (fix_range): Likewise.
2066 * config/visium/visium.c (visium_option_override): Likewise.
2067 (visium_handle_interrupt_attr): Likewise.
2068 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
2069 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
2070 (dbg_cnt_process_opt): Likewise.
2071 * dwarf2out.c (output_dwarf_version): Likewise.
2072 * except.c (expand_eh_return): Likewise.
2073 * gcc.c (defined): Likewise.
2074 (driver_handle_option): Likewise.
2075 (process_command): Likewise.
2076 (compare_files): Likewise.
2077 (driver::prepare_infiles): Likewise.
2078 (driver::do_spec_on_infiles): Likewise.
2079 (driver::maybe_run_linker): Likewise.
2080 * omp-offload.c (oacc_parse_default_dims): Likewise.
2081 * opts-global.c (handle_common_deferred_options): Likewise.
2082 * opts.c (parse_sanitizer_options): Likewise.
2083 (common_handle_option): Likewise.
2084 (enable_warning_as_error): Likewise.
2085 * passes.c (enable_disable_pass): Likewise.
2086 * plugin.c (parse_plugin_arg_opt): Likewise.
2087 (default_plugin_dir_name): Likewise.
2088 * targhooks.c (default_expand_builtin_saveregs): Likewise.
2089 (default_pch_valid_p): Likewise.
2090 * toplev.c (init_asm_output): Likewise.
2091 (process_options): Likewise.
2092 (toplev::run_self_tests): Likewise.
2093 * tree-cfg.c (verify_gimple_call): Likewise.
2094 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
2095 (tree_inlinable_function_p): Likewise.
2096 * var-tracking.c (vt_find_locations): Likewise.
2098 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
2100 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
2101 only on the else branch.
2103 2019-03-11 Martin Liska <mliska@suse.cz>
2105 * gcov.c (output_intermediate_json_line): Print function
2107 (output_json_intermediate_file): Add new argument.
2108 * doc/gcov.texi: Document the change.
2110 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
2112 PR rtl-optimization/89588
2113 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
2114 explicit unrolling factor more robust.
2116 2019-03-11 Richard Biener <rguenther@suse.de>
2118 PR tree-optimization/89649
2119 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
2120 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
2121 on the prolog and epilog loops.
2122 (vect_loop_versioning): Return copy of loop.
2123 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
2124 on the non-vectorized version of the loop.
2126 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
2129 * config/i386/sse.md (*vec_extractv2di_0_sse):
2130 Add (=r,x) alternative and corresponding splitter.
2132 2019-03-10 Martin Jambor <mjambor@suse.cz>
2134 PR tree-optimization/85762
2135 PR tree-optimization/87008
2136 PR tree-optimization/85459
2137 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
2138 it points to if there is a type changing MEM_REF. Adjust all callers.
2139 (build_accesses_from_assign): Disable total scalarization if
2140 contains_vce_or_bfcref_p returns true through the new parameter, for
2143 2019-03-09 Jakub Jelinek <jakub@redhat.com>
2146 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
2147 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
2150 * common.opt (fdiagnostics-show-labels,
2151 fdiagnostics-show-line-numbers, fdiagnostics-format=,
2152 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
2153 gas-locview-support, ginline-points, ginternal-reset-location-views):
2154 Terminate description text with a dot.
2155 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
2156 * config/mcore/mcore.opt (m210, m340): Likewise.
2157 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
2158 mnops=): Start description text with a capital letter.
2159 * config/arc/arc.opt (msize-level=): Likewise.
2160 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
2161 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
2163 * config/ft32/ft32.opt (msim): Likewise.
2164 (mft32b, mcompress): Likewise. Terminate description text with a dot.
2165 (mnodiv, mnopm): Terminate description text with a dot.
2166 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
2168 * config/i386/i386.opt (prefer_vector_width, instrument_return):
2170 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
2173 PR rtl-optimization/89634
2174 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
2175 are modified in BB_END (e->src) instruction.
2177 2019-03-08 David Malcolm <dmalcolm@redhat.com>
2180 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
2181 messages more amenable to translation, and improve wording.
2183 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
2185 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
2186 ud- and du-chains between phases.
2188 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
2191 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
2192 instead of POLY_INT_CST.
2194 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
2196 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
2199 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
2204 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
2205 (_mm_storeu_si64): Ditto.
2207 2019-03-08 Martin Liska <mliska@suse.cz>
2210 * config/i386/i386.c (ix86_option_override_internal): Disable
2211 jump tables when retpolines are used.
2213 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
2216 * ipa-split.c (execute_split_functions): Do not split
2217 'noinline' or 'section' function.
2219 2019-03-08 Jakub Jelinek <jakub@redhat.com>
2222 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
2223 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
2224 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
2227 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
2228 from diagnostics. Formatting fixes.
2231 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
2232 warn_odr diagnostics.
2235 * lra-constraints.c (process_alt_operands): Avoid one space before
2236 " at the end of line and another after " on another line in a string
2238 * attribs.c (handle_dll_attribute): Likewise.
2239 * config/avr/avr-devices.c (avr_texinfo): Likewise.
2241 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
2242 warning_at or inform messages in G_() if there is no ?:.
2244 PR tree-optimization/89550
2245 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
2246 returned true. Formatting fixes.
2247 (expand_builtin_strnlen): Formatting fixes.
2248 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
2249 if warning_at returned true.
2250 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
2252 2019-03-08 Richard Biener <rguenther@suse.de>
2255 * cfgloop.h (struct loop): Add owned_clique field.
2256 * cfgloopmanip.c (copy_loop_info): Copy it.
2257 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
2259 * tree-inline.c (copy_loops): Remap owned_clique.
2260 * lto-streamer-in.c (input_cfg): Stream owned_clique.
2261 * lto-streamer-out.c (output_cfg): Likewise.
2263 2019-03-08 Jakub Jelinek <jakub@redhat.com>
2266 * config/darwin.c: Include intl.h.
2267 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
2268 composing the message out of two separate parts.
2270 2019-03-07 Jakub Jelinek <jakub@redhat.com>
2273 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
2274 doesn't start with a capital letter and doesn't end with a dot.
2275 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
2276 with a capital letter.
2277 (ix86_mangle_function_version_assembler_name): Likewise.
2278 (ix86_generate_version_dispatcher_body): Likewise.
2279 (fold_builtin_cpu): Likewise.
2280 (get_builtin_code_for_version): Likewise. Remove extraneous space.
2281 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
2282 translators, wrap full type name in %qs.
2284 PR translation/79999
2285 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
2286 depend clause with source (or sink) modifier.
2287 * omp-expand.c (expand_omp_ordered_sink): Likewise.
2290 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
2291 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
2292 (avx512f_load<mode>_mask): New define_expand.
2293 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
2294 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
2295 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
2296 __builtin_ia32_movess_mask): New builtins.
2297 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
2298 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
2299 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
2300 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
2302 2019-03-07 Martin Jambor <mjambor@suse.cz>
2305 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
2306 for extern inline functions.
2308 2019-03-07 Martin Jambor <mjambor@suse.cz>
2311 * cgraph.h (cgraph_node): New inline method former_thunk_p.
2312 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
2313 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
2314 have multiple callees. At the end check if declarations match as
2315 opposed to cgraph_nodes.
2317 2019-03-07 Martin Liska <mliska@suse.cz>
2319 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
2320 which is equivalent to searching for this in clones chain.
2321 * symtab.c (symtab_node::verify_base): Similarly compare ASM
2322 names with a neighbour and special case first node in a chain.
2324 2019-01-25 Jason Merrill <jason@redhat.com>
2326 PR c++/80916 - spurious "static but not defined" warning.
2327 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
2328 for an internal symbol with DECL_EXTERNAL.
2330 2019-04-07 Richard Biener <rguenther@suse.de>
2333 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
2334 * tree-inline.c (copy_loops): Simplify.
2336 2019-03-07 Martin Liska <mliska@suse.cz>
2338 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
2340 2019-03-07 Richard Biener <rguenther@suse.de>
2342 PR tree-optimization/89595
2343 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
2344 stmt iterator as reference, take boolean output parameter to
2345 indicate whether the stmt was removed and thus the iterator
2347 (dom_opt_dom_walker::before_dom_children): Re-iterate over
2348 stmts created by folding.
2350 2019-03-07 Jakub Jelinek <jakub@redhat.com>
2353 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
2356 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
2358 PR rtl-optimization/88845
2359 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
2361 * lra.c (remove_scratches_1): New function.
2362 (remove_scratches): Use it.
2363 (lra_emit_move): Likewise.
2365 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
2367 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
2368 unaligned_access variable.
2369 * config/arc/arc.c (arc_override_options): Set unaligned access
2370 default on for HS CPUs.
2371 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
2373 2019-03-06 Martin Liska <mliska@suse.cz>
2375 PR gcov-profile/89577
2376 * doc/gcov.texi: Prefer to use --coverage.
2377 * doc/sourcebuild.texi: Likewise.
2379 2019-03-02 Jason Merrill <jason@redhat.com>
2381 PR c++/86485 - -Wmaybe-unused with empty class ?:
2382 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
2384 2019-03-05 Jakub Jelinek <jakub@redhat.com>
2387 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
2391 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
2392 exactly one argument.
2394 2019-03-05 Jakub Jelinek <jakub@redhat.com>
2395 Richard Sandiford <richard.sandiford@arm.com>
2397 PR tree-optimization/89570
2398 * match.pd (vec_cond into cond_op simplification): Don't use
2399 get_conditional_internal_fn, use as_internal_fn (cond_op).
2401 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
2404 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
2405 to decide when to split off a non-zero offset from a symbol.
2406 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
2407 in function symbols.
2409 2019-03-05 Richard Biener <rguenther@suse.de>
2411 PR tree-optimization/89594
2412 * tree-if-conv.c (pass_if_conversion::execute): Handle
2413 case where .LOOP_VECTORIZED_FUNCTION was removed.
2415 2019-03-05 Jakub Jelinek <jakub@redhat.com>
2418 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
2419 instead alloca it only when needed with the needed size.
2421 PR tree-optimization/89570
2422 * match.pd (vec_cond into cond_op simplification): Guard with
2423 vectorized_internal_fn_supported_p test and #if GIMPLE.
2425 PR tree-optimization/89566
2426 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
2427 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
2428 Punt if get_user_idx_format succeeds, but idx_format argument is
2429 not provided or doesn't have pointer type, or if idx_args is above
2430 number of provided arguments.
2432 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
2434 PR tree-optimization/89437
2435 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
2437 2019-03-04 Richard Biener <rguenther@suse.de>
2440 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
2443 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
2445 PR tree-optimization/89487
2446 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
2447 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
2448 (distribute_loop): Don't do runtime alias check if there is non-
2449 addressable data reference.
2450 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
2451 is a register variable.
2453 2019-03-02 Jakub Jelinek <jakub@redhat.com>
2456 * config/arm/arm.md (cmpsi2_addneg): Use
2457 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
2458 If operands[2] is 0 or INT_MIN, force use of subs.
2459 (*compare_scc splitter): Use gen_int_mode.
2460 (*negscc): Likewise.
2461 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
2463 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
2464 Monk Chiang <sh.chiang04@gmail.com>
2466 * common/config/riscv/riscv-common.c: Include sstream.
2467 (riscv_subset_list::to_string): New.
2468 (riscv_arch_str): Likewise.
2469 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
2471 * config/riscv/riscv-protos.h (riscv_arch_str): New.
2472 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
2473 (riscv_emit_attribute): New.
2474 (riscv_file_start): Emit attribute if needed.
2475 (riscv_option_override): Init riscv_emit_attribute_p.
2476 * config/riscv/riscv.opt (mriscv-attribute): New option.
2477 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
2479 * doc/install.texi: Document --with-riscv-attribute.
2480 * doc/invoke.texi: Document -mriscv-attribute.
2482 * common/config/riscv/riscv-common.c:
2483 Include config/riscv/riscv-protos.h.
2484 (INCLUDE_STRING): Defined.
2485 (RISCV_DONT_CARE_VERSION): Defined.
2486 (riscv_subset_t): Declare.
2487 (riscv_subset_t::riscv_subset_t): New.
2488 (riscv_subset_list): Declare.
2489 (riscv_subset_list::riscv_subset_list): New.
2490 (riscv_subset_list::~riscv_subset_list): Likewise.
2491 (riscv_subset_list::parsing_subset_version): Likewise.
2492 (riscv_subset_list::parse_std_ext): Likewise.
2493 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
2494 (riscv_subset_list::add): Likewise.
2495 (riscv_subset_list::lookup): Likewise.
2496 (riscv_subset_list::xlen): Likewise.
2497 (riscv_subset_list::parse): Likewise.
2498 (riscv_supported_std_ext): Likewise.
2499 (current_subset_list): Likewise.
2500 (riscv_parse_arch_string): Using riscv_subset_list::parse to
2503 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
2505 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
2506 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
2507 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
2509 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
2511 PR rtl-optimization/85899
2512 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
2513 fallthru edges leading to the exit block.
2515 2019-03-01 Tamar Christina <tamar.christina@arm.com>
2518 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
2519 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
2521 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
2523 PR tree-optimization/89535
2524 * tree-vect-stmts.c (vectorizable_call): Record the vector types
2525 for each operand. Calculate the fallback choice for mask operands
2526 and pass it to vect_get_vec_def_for_operand.
2528 2019-03-01 Richard Biener <rguenther@suse.de>
2531 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
2532 get virtual operands.
2533 (get_expr_operands): Handle CONST_DECL like other decls.
2535 2019-03-01 Jakub Jelinek <jakub@redhat.com>
2538 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
2539 on DECL_P and EXPR_P.
2541 2019-03-01 Richard Biener <rguenther@suse.de>
2544 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
2545 argument, defaulted to zero.
2546 * passes.c (execute_function_todo): Pass down SSA update flags
2547 to cleanup_tree_cfg.
2548 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
2549 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
2551 (cleanup_tree_cfg): Get and pass down SSA update flags.
2553 2019-03-01 Jakub Jelinek <jakub@redhat.com>
2556 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
2557 early_lto_debug argument.
2559 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
2561 PR tree-optimization/89536
2562 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
2563 only whether bit #0 of the value is 0 instead of the entire value.
2565 2019-02-28 Marek Polacek <polacek@redhat.com>
2567 PR c++/87068 - missing diagnostic with fallthrough statement.
2568 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
2569 at the end of a seq, save its location to walk_stmt_info.
2570 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
2573 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
2576 * tree.c (find_atomic_core_type): Move ahead in file.
2577 (check_base_type): Correctly compare alignments of atomic types.
2579 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
2582 * config/i386/i386.c (get_builtin_code_for_version): Identify
2583 Westmere from PCLMUL, instead of AES.
2585 2019-02-28 Jakub Jelinek <jakub@redhat.com>
2588 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
2589 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
2592 2019-02-28 Tamar Christina <tamar.christina@arm.com>
2595 * config/aarch64/aarch64-option-extensions.def: Document it.
2596 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
2599 2019-02-28 Jakub Jelinek <jakub@redhat.com>
2602 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
2603 builtins if they don't have a single scalar floating point argument.
2606 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
2608 PR rtl-optimization/89490
2609 * varasm.c (get_block_for_section): Bail out for mergeable sections.
2610 (default_use_anchors_for_symbol_p, output_object_block): Assert the
2611 block section is not mergeable.
2613 2019-02-27 Jakub Jelinek <jakub@redhat.com>
2616 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
2617 old define_insn to ...
2618 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
2619 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
2620 Rename old define_insn to ...
2621 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
2622 (thumb2_casesi_internal_pic): New define_expand. Rename old
2624 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
2625 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
2626 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
2628 2019-02-27 Richard Biener <rguenther@suse.de>
2631 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
2633 2019-02-27 Richard Biener <rguenther@suse.de>
2635 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
2638 2019-02-27 Richard Biener <rguenther@suse.de>
2641 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
2642 parameter, prefix section name with .gnu.debuglto_ if true.
2643 (dwarf2out_finish): Pass false to output_comdat_type_unit.
2644 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
2646 2019-02-27 Richard Biener <rguenther@suse.de>
2649 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
2650 rather than on use_debug_types, doing what output_die does.
2651 (value_format): Likewise.
2653 2019-02-27 Martin Jambor <mjambor@suse.cz>
2654 Martin Sebor <msebor@redhat.com>
2656 * doc/invoke.texi (Warning Options): Reword description of
2657 -Wno-absolute-value.
2659 2019-02-27 Jakub Jelinek <jakub@redhat.com>
2661 PR tree-optimization/89280
2662 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
2663 builtin_setjmp_setup_bb): New functions.
2664 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
2665 When visiting __builtin_setjmp_setup block, queue in special
2666 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
2667 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
2668 from visited after the loop if they don't have any visited successor
2671 2018-02-26 Steve Ellcey <sellcey@marvell.com>
2673 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
2675 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
2677 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2680 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
2681 with types other than sizetype/ssizetype.
2683 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
2685 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
2686 (enum sparc_processor_type): ...this.
2687 (enum sparc_code_model_type): New enumeration type.
2688 (enum sparc_memory_model_type): Tweak comments.
2689 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
2691 (mcmodel): Use sparc_code_model enumeration and variable.
2692 (sparc_code_model): New enumeration.
2693 (mdebug): Add Undocumented marker.
2694 * config/sparc/sparc.h (enum cmodel): Delete.
2695 (sparc_cmodel): Likewise.
2696 (TARGET_CM_MEDLOW): Adjust to above renaming.
2697 (TARGET_CM_MEDMID): Likewise.
2698 (TARGET_CM_MEDANY): Likewise.
2699 (TARGET_CM_EMBMEDANY): Likewise.
2700 * config/sparc/sparc.c (sparc_cmodel): Delete.
2701 (sparc_option_override): Remove string/value mapping support for the
2702 code model. Move code and memory model support to after the handling
2703 of target flags. Do private machine setup last.
2704 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
2705 (sparc_legitimize_reload_address): Likewise.
2706 (sparc_output_mi_thunk): Likewise.
2707 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
2709 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2711 PR tree-optimization/89500
2712 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
2713 (handle_builtin_strlen): Remove noncst_bound variable. Always
2714 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
2715 cst if the first cst bytes starting at x are known to be non-zero,
2716 even if the string is not zero terminated. Don't try to modify
2717 *si for strnlen. Update strlen_to_stridx only for strlen or if
2718 we can prove strnlen returns the same value as strlen would.
2720 2019-02-26 Martin Liska <mliska@suse.cz>
2722 * alloc-pool.h (struct pool_usage): Remove extra
2724 * bitmap.h (struct bitmap_usage): Likewise.
2725 * ggc-common.c (struct ggc_usage): Likewise.
2726 * mem-stats.h (struct mem_usage): Likewise.
2727 (mem_alloc_description::dump): Print dash lines
2728 here and repeat header at the end of a table report.
2729 It's then more readable.
2730 * tree-phinodes.c (phinodes_print_statistics): Make
2731 horizontal alignment.
2732 * tree-ssanames.c (ssanames_print_statistics): Likewise.
2733 * vec.c (struct vec_usage): Remove extra print_dash_line.
2734 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
2736 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
2738 * doc/extend.texi (__builtin_object_size):
2739 Use @pxref instead of @xref inside parenthesis.
2740 (__builtin_has_attribute): Add missing comma after @xref.
2741 (__builtin_object_size): Ditto.
2742 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
2743 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
2746 2019-02-26 Jeff Law <law@redhat.com>
2748 PR rtl-optimization/87761
2749 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
2750 detect obviously dead insns and delete them.
2752 2019-02-26 Richard Biener <rguenther@suse.de>
2754 PR tree-optimization/89505
2755 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
2756 to handle restrict pointed-to vars with multiple subvars
2759 2019-02-26 Richard Biener <rguenther@suse.de>
2761 PR tree-optimization/89489
2762 * tree-parloops.c (create_loop_fn): Copy over last_clique.
2764 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
2766 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
2767 and move around comment.
2768 <BIT_AND_EXPR>: Likewise.
2769 <BIT_NOT_EXPR>: Add specific handling for boolean types.
2771 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2774 * config/i386/i386.c (remove_partial_avx_dependency): Call
2775 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
2776 after changing possibly many instructions to use that pseudo. Fix up
2777 insertion of v4sf_const0 setter at the start of bb.
2779 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
2782 * doc/extend.texi (Variadic Pointer Args): New section.
2784 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
2785 Martin Sebor <msebor@gmail.com>
2787 * common.opt (Wattribute-alias): Likewise.
2788 * doc/invoke.texi (Option Summary): List general form of
2789 -Wattribute-alias=. List positive form of -Wmissing-attributes.
2790 (-Wmissing-attributes): Invert entry, rewrite and correct default.
2791 Add cross-references.
2792 (-Wattribute-alias): Rewrite and correct default. Mention
2793 considered attributes (same as for -Wmissing-attributes).
2795 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
2797 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
2798 (_mm_cvtpd_ps): Likewise.
2799 (_mm_cvttpd_epi32): Likewise.
2802 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
2803 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
2806 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
2808 2019-02-25 Tamar Christina <tamar.christina@arm.com>
2811 * common/config/aarch64/aarch64-common.c
2812 (struct aarch64_option_extension): Add is_synthetic.
2813 (all_extensions): Use it.
2814 (TARGET_OPTION_INIT_STRUCT): Define hook.
2815 (struct gcc_targetm_common): Moved to end.
2816 (all_extensions_by_on): New.
2817 (opt_ext_cmp, typedef opt_ext): New.
2818 (aarch64_option_init_struct): New.
2819 (aarch64_contains_opt): New.
2820 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
2821 * config/aarch64/aarch64-option-extensions.def
2822 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
2823 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
2824 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
2825 Set is_synthetic to false.
2826 (crypto): Set is_synthetic to true.
2827 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
2830 2019-02-25 Tamar Christina <tamar.christina@arm.com>
2832 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
2833 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
2834 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
2835 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
2836 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
2837 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
2838 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
2839 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
2841 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
2842 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
2843 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
2844 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
2845 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
2846 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
2847 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
2848 vfmlsl_laneq_high_f16): ... To this.
2849 * config/arm/neon.md: Update comments.
2851 2019-02-25 Tamar Christina <tamar.christina@arm.com>
2853 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
2854 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
2855 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
2856 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
2857 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
2858 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
2859 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
2860 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
2862 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
2863 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
2864 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
2865 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
2866 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
2867 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
2868 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
2869 vfmlslq_laneq_high_f16): ... To this.
2871 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
2873 PR rtl-optimization/86096
2874 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
2875 comparing mw_order values.
2877 2019-02-25 Jakub Jelinek <jakub@redhat.com>
2880 * config/arm/arm.md (*subsi3_carryin_const): Use
2881 arm_neg_immediate_operand predicate instead of
2882 arm_not_immediate_operand, "L" constraint instead of "K" and
2883 print it using %n2 instead of %B2.
2884 (*subsi3_carryin_const0): New define_insn.
2885 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
2886 instead of arm_not_operand and "I" constraint instead of "K" and
2887 print it using %n3 instead of %B2. Instead of using match_dup 2 add
2888 another match_operand and in the condition check that it is negation
2890 (*subsi3_carryin_compare_const0): New define_ins.
2891 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
2892 *subsi3_carryin_const.
2893 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
2894 split into *subsi3_carryin_compare_const0 if the highpart is zero.
2897 * config/arm.vfp.md (*negdf2_vfp): Use
2898 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
2899 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
2901 2019-02-24 Jakub Jelinek <jakub@redhat.com>
2903 PR rtl-optimization/89445
2904 * simplify-rtx.c (simplify_ternary_operation): Don't use
2905 simplify_merge_mask on operands that may trap.
2906 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
2907 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
2908 second operand is CONST_VECTOR, check if any element could be zero.
2909 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
2910 their operands can trap.
2912 2019-02-23 Martin Sebor <msebor@redhat.com>
2914 * gimple-ssa-sprintf.c (target_strtol): Rename...
2915 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
2916 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
2917 check for range error.
2919 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
2922 * opts-common.c (prune_options): Also prune joined switches
2923 with Negative and RejectNegative.
2924 * config/i386/i386.opt (march=): Add Negative(march=).
2925 (mtune=): Add Negative(mtune=).
2926 * doc/options.texi: Document Negative used together with Joined
2929 2019-02-22 Martin Sebor <msebor@redhat.com>
2931 * doc/extend.texi (Other Builtins): Add
2932 __builtin_is_constant_evaluated.
2934 2019-02-22 Richard Biener <rguenther@suse.de>
2936 PR tree-optimization/87609
2937 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
2939 2019-02-22 Jeff Law <law@redhat.com>
2941 PR rtl-optimization/87761
2942 * config/mips/mips.md: Add new combiner pattern to recognize
2943 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
2945 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
2948 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
2949 destination register in peepholes generating patterns for ADDS/SUBS.
2950 (add<mode>3_compare0,
2951 *addsi3_compare0_uxtw, add<mode>3_compareC,
2952 add<mode>3_compareV_imm, add<mode>3_compareV,
2953 *adds_<optab><ALLX:mode>_<GPI:mode>,
2954 *subs_<optab><ALLX:mode>_<GPI:mode>,
2955 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
2956 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
2957 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
2958 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
2959 sub<mode>3_compare1): Allow stack pointer for source register.
2960 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
2962 2019-02-22 Martin Sebor <msebor@redhat.com>
2964 PR tree-optimization/88993
2965 PR tree-optimization/88853
2966 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
2968 (sprintf_dom_walker::call_info::is_string_func): New helper.
2969 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
2970 for formatted string functions.
2971 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
2973 2019-02-22 Martin Sebor <msebor@redhat.com>
2976 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
2977 unreachable subexpressions.
2979 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
2980 Hongtao Liu <hongtao.liu@intel.com>
2981 Sunil K Pandey <sunil.k.pandey@intel.com>
2984 * config/i386/i386-passes.def: Add
2985 pass_remove_partial_avx_dependency.
2986 * config/i386/i386-protos.h
2987 (make_pass_remove_partial_avx_dependency): New.
2988 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
2990 (pass_data_remove_partial_avx_dependency): New.
2991 (pass_remove_partial_avx_dependency): Likewise.
2992 (make_pass_remove_partial_avx_dependency): Likewise.
2993 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
2994 (*extendsfdf2): Add avx_partial_xmm_update.
2995 (truncdfsf2): Likewise.
2996 (*float<SWI48:mode><MODEF:mode>2): Likewise.
2997 (SF/DF conversion splitters): Disabled for TARGET_AVX.
2999 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
3002 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
3005 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
3008 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
3009 (PTA_SKYLAKE): Add PTA_AES.
3010 (PTA_GOLDMONT): Likewise.
3012 2019-02-22 Sudakshina Das <sudi.das@arm.com>
3014 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
3015 instruction if enabled.
3016 (aarch64_override_options): Remove reference to return address key.
3018 2019-02-22 Richard Biener <rguenther@suse.de>
3020 PR tree-optimization/89440
3021 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
3022 not necessary assert.
3024 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
3027 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
3028 (oacc_replace_fn_attrib_attr): ... this new function.
3029 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
3030 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
3032 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3034 * config/arm/arm-cpus.in (ares): Rename to...
3035 (neoverse-n1): ... This. Add ares as alias.
3036 * config/arm/arm-tables.opt: Regenerate.
3037 * config/arm/arm-tune.md: Likewise.
3038 * doc/invoke.txt (ARM Options): Document neoverse-n1.
3040 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3042 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
3043 * config/aarch64/aarch64-tune.md: Regenerate.
3044 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
3046 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3048 * config/aarch64/aarch64.c (ares_tunings): Rename to...
3049 (neoversen1_tunings): ... This.
3050 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
3051 (neoverse-n1): New CPU.
3052 * config/aarch64/aarch64-tune.md: Regenerate.
3053 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
3055 2019-02-22 Richard Biener <rguenther@suse.de>
3058 * cfghooks.h (dependence_hash): New typedef.
3059 (struct copy_bb_data): New type.
3060 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
3061 (duplicate_block): Likewise.
3062 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
3063 (copy_bbs): Create and pass down copy_bb_data.
3064 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
3065 (rtl_duplicate_bb): Likewise.
3066 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
3067 remap dependence info.
3069 2019-02-22 Richard Biener <rguenther@suse.de>
3071 PR tree-optimization/87609
3072 * tree-core.h (tree_base): Document special clique values.
3073 * tree-inline.c (remap_dependence_clique): Do not use the
3074 special clique value of one.
3075 (maybe_set_dependence_info): Use clique one.
3076 (clear_dependence_clique): New callback.
3077 (compute_dependence_clique): Clear clique one from all refs
3078 before assigning it (again).
3080 2019-02-21 Martin Sebor <msebor@redhat.com>
3082 * doc/extend.texi (__clear_cache): Correct signature.
3084 2019-02-21 Ian Lance Taylor <iant@golang.org>
3087 * varasm.c (decode_addr_const): Call lookup_constant_def rather
3088 than output_constant_def.
3089 (add_constant_to_table): New static function.
3090 (output_constant_def): Call add_constant_to_table.
3091 (tree_output_constant_def): Likewise.
3093 2019-02-21 Jakub Jelinek <jakub@redhat.com>
3096 * builtins.c (fold_builtin_arith_overflow): If first two args are
3097 INTEGER_CSTs, set intres and ovfres to constants rather than calls
3100 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
3103 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
3104 error for -mindirect-branch/-mfunction-return with incompatible
3107 2019-02-21 Jakub Jelinek <jakub@redhat.com>
3110 * constraints.md (q): Remove.
3111 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
3114 2019-02-21 Martin Jambor <mjambor@suse.cz>
3117 * omp-general.c (omp_extract_for_data): Removed a duplicate call
3118 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
3119 (omp_adjust_for_condition): ...here. Added necessary parameters.
3120 * omp-general.h (omp_adjust_for_condition): Updated declaration.
3121 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
3122 proper values to new parameters of omp_adjust_for_condition.
3124 2019-02-20 Jakub Jelinek <jakub@redhat.com>
3127 * expr.c (expand_assignment): If result is a MEM, use change_address
3128 instead of simplify_gen_subreg.
3130 2019-02-20 Jakub Jelinek <jakub@redhat.com>
3131 David Malcolm <dmalcolm@redhat.com>
3134 * fold-const.c (decode_field_reference): Return NULL_TREE if
3135 lang_hooks.types.type_for_size returns NULL. Check it before
3136 overwriting *exp_. Use return NULL_TREE instead of return 0.
3138 2019-02-20 Jakub Jelinek <jakub@redhat.com>
3142 * toplev.c (do_compile): Double the emin/emax exponents to workaround
3145 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
3148 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
3149 TARGET_SSE in addition to TARGET_SSE_MATH.
3151 (ix86_excess_precision): Ditto.
3152 (ix86_float_exceptions_rounding_supported_p): Ditto.
3153 (use_rsqrt_p): Ditto.
3154 * config/i386/sse.md (rsqrt<mode>2): Ditto.
3156 2019-02-20 David Malcolm <dmalcolm@redhat.com>
3159 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
3160 linenum_arith_t when determining if two adjacent line spans are
3161 close enough to merge.
3162 (diagnostic_show_locus): Use linenum_arith_t when iterating over
3163 lines within each line_span.
3165 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
3168 * lra-constraints.c(uses_hard_regs_p): Fix handling of
3169 paradoxical SUBREGS.
3171 2019-02-20 Li Jia He <helijia@linux.ibm.com>
3174 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
3175 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
3176 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
3179 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
3181 * config/gcn/gcn.c (print_operand): Fix typo.
3183 2019-02-19 Richard Biener <rguenther@suse.de>
3186 * toplev.c (do_compile): Initialize mpfr's exponent range
3187 based on available float modes.
3189 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
3191 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
3192 as long as the epilogue isn't completed.
3194 2019-02-18 Martin Sebor <msebor@redhat.com>
3196 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
3197 __has_cpp_attribute, and __has_include.
3199 2019-02-18 Martin Sebor <msebor@redhat.com>
3201 * doc/invoke.texi (-Wreturn-type): Correct and expand.
3203 2019-02-18 Martin Sebor <msebor@redhat.com>
3206 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
3208 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
3210 2019-02-18 Richard Biener <rguenther@suse.de>
3212 PR tree-optimization/89296
3213 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
3214 of no-warning flag to cases that might emit the bogus warning.
3216 2019-02-18 Jakub Jelinek <jakub@redhat.com>
3219 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
3221 * config/arm/vfp.md (*movdi_vfp): Likewise.
3222 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
3223 "q" constraint for operands[0].
3226 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
3227 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
3228 pattern in a temporary buffer.
3229 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
3230 than 64-operands[2].
3233 * config/s390/s390.c (s390_indirect_branch_attrvalue,
3234 s390_indirect_branch_settings): Define unconditionally.
3235 (s390_set_current_function): Likewise, but guard the whole body except
3236 the s390_indirect_branch_settings call with
3237 #if S390_USE_TARGET_ATTRIBUTE.
3238 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
3240 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
3241 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
3242 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
3243 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
3244 HOST_WIDE_INT_1U instead of 1ULL.
3245 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
3246 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
3247 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
3248 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
3250 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
3253 2019-02-18 Martin Jambor <mjambor@suse.cz>
3255 PR tree-optimization/89209
3256 * tree-sra.c (create_access_replacement): New optional parameter
3257 reg_tree. Use it as a type if non-NULL and access type is not of
3259 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
3260 to create_access_replacement.
3261 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
3262 Check lacc is non-NULL before attempting to re-create it on the RHS.
3264 2019-02-18 Martin Liska <mliska@suse.cz>
3267 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
3269 (symbol_table::free_edge): Recycle m_summary_id.
3270 * cgraph.h (get_summary_id): New.
3271 (symbol_table::release_symbol): Set m_summary_id to -1
3273 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
3274 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
3275 function_summary to fast_function_summary.
3276 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
3277 * ipa-pure-const.c (class funct_state_summary_t):
3278 Switch from function_summary to fast_function_summary.
3279 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
3280 (class ipa_ref_opt_summary_t): Switch from function_summary
3281 to fast_function_summary.
3282 * symbol-summary.h (class function_summary_base): New class
3283 that is created from base of former function_summary.
3284 (function_summary_base::unregister_hooks): New.
3285 (class function_summary): Inherit from function_summary_base.
3286 (class call_summary_base): New class
3287 that is created from base of former call_summary.
3288 (class call_summary): Inherit from call_summary_base.
3289 (struct is_same): New.
3290 (class fast_function_summary): New summary class.
3291 (class fast_call_summary): New summary class.
3292 * vec.h (vec_safe_grow_cleared): New function.
3294 2019-02-18 Martin Liska <mliska@suse.cz>
3296 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
3297 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
3298 * doc/tm.texi: Document new target hook.
3299 * doc/tm.texi.in: Likewise.
3300 * target.def: Add new target macro.
3301 * gcc.c (find_fortran_preinclude_file): Do not search multilib
3304 2019-02-17 Alan Modra <amodra@gmail.com>
3307 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
3308 output reg on add insn.
3309 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
3311 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
3314 * config/i386/sse.md (ssedoublemode): Remove V4HI.
3315 (PMULHRSW): Likewise.
3316 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
3318 (ssse3_pmulhrswv4hi3): New expander.
3320 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
3322 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
3323 MMX. Add isa attribute.
3325 2019-02-16 Jakub Jelinek <jakub@redhat.com>
3327 PR rtl-optimization/66152
3328 * builtins.h (c_readstr): Declare.
3329 * builtins.c (c_readstr): Remove forward declaration. Add
3330 null_terminated_p argument, if false, read all bytes from the
3331 string instead of stopping after '\0'.
3332 * expr.c (string_cst_read_str): New function.
3333 (store_expr): Use string_cst_read_str instead of
3334 builtin_strncpy_read_str. Try to store by pieces the whole
3335 exp_len first, and only if that fails, split it up into
3336 store by pieces followed by clear_storage. Formatting fix.
3338 * config/i386/i386.md (*movqi_internal): Remove static from
3339 buf variable. Use output_asm_insn (buf, operands); return "";
3340 instead of return buf;.
3341 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
3342 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
3343 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
3345 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
3347 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
3348 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
3349 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
3350 (CC1_SPEC): Likewise.
3351 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
3353 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
3355 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
3356 the base address on 64-bit strict-alignment platforms.
3358 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
3360 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
3362 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
3364 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
3366 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
3368 PR rtl-optimization/88308
3369 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
3370 on copied instruction.
3372 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
3374 * final.c (insn_current_reference_address): Replace test on JUMP_P
3375 with test on jump_to_label_p.
3376 * config/visium/visium-passes.def: New file.
3377 * config/visium/t-visium (PASSES_EXTRA): Define.
3378 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
3379 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
3380 (TRAMPOLINE_ALIGNMENT): Define.
3381 * config/visium/visium.c (visium_option_override): Do not register
3382 the machine-specific reorg pass here.
3383 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
3385 (output_branch): Adjust threshold for long branch instruction.
3386 * config/visium/visium.md (cpu): Move around.
3387 (length): Adjust for the GR6.
3389 2019-02-15 Richard Biener <rguenther@suse.de>
3390 Jakub Jelinek <jakub@redhat.com>
3392 PR tree-optimization/89278
3393 * tree-loop-distribution.c: Include tree-eh.h.
3394 (generate_memset_builtin, generate_memcpy_builtin): Call
3395 rewrite_to_non_trapping_overflow on builtin->size before passing it
3396 to force_gimple_operand_gsi.
3398 2019-02-15 Jakub Jelinek <jakub@redhat.com>
3401 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
3403 * opth-gen.awk: Likewise.
3405 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
3407 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
3408 Enable MMX, SSE and SSE2 by default.
3409 * config/i386/i386.c (ix86_option_override_internal): Do not
3410 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
3412 2019-02-14 Jakub Jelinek <jakub@redhat.com>
3414 PR rtl-optimization/89354
3415 * combine.c (make_extraction): Punt if extraction_mode is narrower
3418 2019-02-14 Maya Rashish <coypu@sdf.org>
3420 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
3421 * config/netbsd-d.c: New file.
3422 * config/t-netbsd: Add netbsd-d.o
3424 2018-02-14 Steve Ellcey <sellcey@marvell.com>
3426 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
3427 affects_type_identity to true for aarch64_vector_pcs.
3428 (aarch64_comp_type_attributes): New function.
3429 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
3431 2019-02-14 Tamar Christina <tamar.christina@arm.com>
3434 * config/arm/iterators.md (ANY64): Add V4HF.
3436 2019-02-14 Martin Liska <mliska@suse.cz>
3438 PR rtl-optimization/89242
3439 * dce.c (delete_unmarked_insns): Call free_dominance_info we
3440 process a transformation.
3442 2019-02-14 Jakub Jelinek <jakub@redhat.com>
3444 PR tree-optimization/89314
3445 * fold-const.c (fold_binary_loc): Cast strlen argument to
3446 const char * before dereferencing it. Formatting fixes.
3449 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
3451 2019-02-13 Ian Lance Taylor <iant@golang.org>
3453 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
3454 and set current index for other optimizations.
3456 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
3458 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
3459 nonimmediate_operand as operand 2 predicate.
3460 (vec_set<VF2_512_256:mode>_0): Ditto.
3461 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
3462 (*vec_concatv2si): Remove alternative 2.
3463 (*vec_concatv4si_0): Use vm constraint for alternative 0.
3464 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
3465 (vec_concatv2di): Split alternatives 4,5,6 to ...
3466 (*vec_concatv2di_0) ... new pattern.
3468 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
3471 * config/arm/arm.c (ldm_stm_operation_p) Set
3472 addr_reg_in_reglist correctly for first register.
3473 (load_multiple_sequence): Remove dead base check.
3474 (gen_ldm_seq): Correctly set write_back for Thumb-1.
3476 2019-02-13 Tamar Christina <tamar.christina@arm.com>
3479 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
3480 Expose as @aarch64_pred_mov.
3481 * config/aarch64/aarch64.c (aarch64_classify_address):
3482 Use expand_insn which legitimizes operands.
3484 2019-02-13 Martin Liska <mliska@suse.cz>
3486 * builtins.h (expand_builtin_with_bounds): Remove declaration.
3487 * calls.c (struct arg_data): Remove special_slot, pointer_arg
3488 and pointer_offset fields.
3489 (initialize_argument_information): Remove usage of dead
3491 * cgraph.h (struct cgraph_thunk_info): Remove
3492 add_pointer_bounds_args.
3493 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
3495 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
3497 * config/i386/i386.c (ix86_function_arg_advance): Remove
3499 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
3500 (def_builtin): Remove usage of dead
3502 (ix86_add_new_builtins): Likewise.
3503 * ipa-fnsummary.c (compute_fn_summary): Likewise.
3504 * ipa-icf.c (sem_function::equals_wpa): Likewise.
3505 (sem_function::init): Likewise.
3506 (sem_variable::merge): Likewise.
3507 * ipa-visibility.c (function_and_variable_visibility): Likewise.
3508 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
3509 * lto-cgraph.c (lto_output_node): Likewise.
3510 (lto_output_varpool_node): Likewise.
3511 (input_node): Likewise.
3512 (input_varpool_node): Likewise.
3513 * lto-streamer-out.c (lto_output): Likewise.
3514 * tree-inline.c (expand_call_inline): Remove usage of
3516 * tree-inline.h (struct copy_body_data): Likewise.
3517 * varpool.c (varpool_node::dump): Likewise.
3519 2019-02-13 Jakub Jelinek <jakub@redhat.com>
3522 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
3523 into pt->vars_contains_escaped_heap instead of setting
3524 pt->vars_contains_escaped_heap to it.
3527 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
3528 INTVAL (size), compare it to GET_MODE_MASK instead of
3529 1 << GET_MODE_BITSIZE.
3532 * config/i386/predicates.md (x86_64_immediate_operand): Allow
3533 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
3536 2019-02-13 Martin Liska <mliska@suse.cz>
3539 * cfgrtl.c (remove_barriers_from_footer): New function.
3540 (try_redirect_by_replacing_jump): Use it.
3541 (cfg_layout_redirect_edge_and_branch): Likewise.
3543 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
3545 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
3546 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
3547 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
3548 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
3549 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
3550 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
3552 * config/rs6000/rs6000.c (builtin_function_type)
3553 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
3554 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
3555 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
3556 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
3557 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
3559 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
3561 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
3562 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
3564 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
3567 * config/i386/i386.md (*movoi_internal_avx): Revert revision
3568 268678 and revision 268657.
3569 (*movti_internal): Likewise.
3571 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
3574 * config/s390/s390.c (s390_decompose_address): Update comment.
3575 (s390_check_qrst_address): Reject invalid address forms after
3578 2019-02-12 Martin Liska <mliska@suse.cz>
3581 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
3582 we need default values of funct_state for a function that
3585 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
3587 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
3588 the object to pick the size of stores on strict-alignment platforms.
3590 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
3591 (*movdi_insn_sp32): Likewise.
3592 (*movdi_insn_sp64): Likewise.
3594 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
3597 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
3598 types that needs constructiong.
3599 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
3601 2019-02-12 Richard Biener <rguenther@suse.de>
3603 PR tree-optimization/89253
3604 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
3607 2019-02-11 David Malcolm <dmalcolm@redhat.com>
3610 * input.c (selftest::test_line_offset_overflow): New selftest.
3611 (selftest::input_c_tests): Call it.
3613 2019-02-11 Martin Sebor <msebor@redhat.com>
3615 PR tree-optimization/88771
3616 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
3617 when -Wstringop-overflow is set.
3618 (builtin_memref::builtin_memref): Adjust excessive upper bound
3619 only when lower bound is not excessive.
3620 (maybe_diag_overlap): Detect and diagnose excessive bounds via
3621 -Wstringop-ovefflow.
3622 (maybe_diag_offset_bounds): Rename...
3623 (maybe_diag_access_bounds): ...to this.
3624 (check_bounds_or_overlap): Adjust for name change above.
3626 2019-02-11 Martin Sebor <msebor@redhat.com>
3629 * builtins.c (max_object_size): Move from here...
3630 * builtins.h (max_object_size): ...and here...
3631 * tree.c (max_object_size): ...to here...
3632 * tree.h (max_object_size): ...and here.
3634 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
3636 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
3637 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
3638 for correct semantics.
3640 2019-02-11 Alan Modra <amodra@gmail.com>
3642 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
3643 -mlongcall and -mpltseq.
3644 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
3645 (RS/6000 and PowerPC Options <-mpltseq>): Document.
3646 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
3647 * config/rs6000/sysv4.opt (mpltseq): New option.
3648 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
3649 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
3650 support is lacking. Don't allow -mpltseq with -mbss-plt.
3651 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
3652 -mpltseq given for ELFv1.
3653 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
3654 Only use UNSPEC_PLTSEQ for inline PLT calls.
3655 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
3656 use UNSPEC_PLTSEQ for inline PLT calls.
3657 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
3658 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
3659 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
3660 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
3661 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
3662 (pltseq_mtctr_<mode>): Likewise.
3664 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3666 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
3668 * configure: Regenerate.
3670 2019-02-11 Jakub Jelinek <jakub@redhat.com>
3673 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
3676 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
3678 * function.c (assign_parm_setup_block): Use the stored
3679 size, not the passed size, when allocating stack-space,
3680 also for a parameter with alignment larger than
3681 MAX_SUPPORTED_STACK_ALIGNMENT.
3683 2019-02-11 Martin Liska <mliska@suse.cz>
3686 * ipa-cp.c (build_toporder_info): Remove usage of a param.
3687 * ipa-inline.c (inline_small_functions): Likewise.
3688 * ipa-pure-const.c (propagate_pure_const): Likewise.
3689 (propagate_nothrow): Likewise.
3690 * ipa-reference.c (propagate): Likewise.
3691 * ipa-utils.c (struct searchc_env): Remove unused field.
3692 (searchc): Always search across AVAIL_INTERPOSABLE.
3693 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
3694 the only called IPA pure const can properly not propagate
3695 across interposable boundary.
3696 * ipa-utils.h (ipa_reduced_postorder): Remove param.
3698 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
3700 * config/nds32/nds32.md (call_internal, call_value_internal,
3701 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
3703 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
3705 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
3708 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
3710 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
3713 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
3715 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
3717 2019-02-10 Jakub Jelinek <jakub@redhat.com>
3719 PR tree-optimization/89268
3720 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
3721 if preds is non-NULL.
3723 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3726 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
3729 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
3731 * config/nds32/nds32.md (trap): New pattern.
3733 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
3735 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
3738 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
3740 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
3743 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3745 * ipa-visibility.c (localize_node): Also do not localize
3746 LDPR_PREVAILING_DEF_IRONLY_EXP.
3748 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3751 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
3752 instead of type_with_linkage.
3754 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3757 * params.def (uninlined-function-insns, uninlined-function-time,
3758 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
3759 bound so we don't get overflows.
3761 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
3763 * config/rs6000/rs6000-string.c (expand_compare_loop,
3764 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
3767 2019-02-09 Jakub Jelinek <jakub@redhat.com>
3770 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
3771 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
3772 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
3774 2019-02-09 Alan Modra <amodra@gmail.com>
3777 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
3778 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
3781 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
3784 * lra-constraints.c (process_alt_operands): Don't increase reject
3785 for memory when offset memory is required.
3787 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
3789 * config/s390/vector.md: Implement vector copysign.
3791 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
3793 * expr.c (expand_constructor): Correct indentations.
3795 2019-02-08 Richard Biener <rguenther@suse.de>
3797 PR tree-optimization/89247
3798 * tree-if-conv.c: Include tree-cfgcleanup.h.
3799 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
3800 (tree_if_conversion): Pass through predicate vector.
3801 (pass_if_conversion::execute): Do CFG cleanup and SSA update
3802 inline, see if any if-converted loops we refrece in
3803 LOOP_VECTORIZED calls vanished and fixup.
3804 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
3806 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
3808 * config/s390/constraints.md (jdd): New constraint.
3810 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
3813 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
3814 upper 16 vector registers without TARGET_AVX512VL.
3815 (*movti_internal): Likewise.
3817 2019-02-08 Jakub Jelinek <jakub@redhat.com>
3819 PR rtl-optimization/89234
3820 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
3821 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
3822 (copy_reg_eh_region_note_backward): Likewise.
3824 2019-02-08 Richard Biener <rguenther@suse.de>
3827 * tree-data-ref.c (initialize_matrix_A): Fail if constant
3829 (analyze_subscript_affine_affine): Handle failure from
3830 initialize_matrix_A.
3832 2019-02-08 Jakub Jelinek <jakub@redhat.com>
3834 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
3837 2019-02-07 David Malcolm <dmalcolm@redhat.com>
3839 PR tree-optimization/86637
3840 PR tree-optimization/89235
3841 * tree-vect-loop.c (optimize_mask_stores): Add an
3842 auto_purge_vect_location sentinel to ensure that vect_location is
3845 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
3846 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
3847 to ensure that vect_location is purged on exit.
3848 (pass_slp_vectorize::execute): Likewise, replacing the manual
3850 * tree-vectorizer.h (class auto_purge_vect_location): New class.
3852 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3854 * config/aarch64/iterators.md (max_opp): New code_attr.
3855 (USMAX): New code iterator.
3856 * config/aarch64/predicates.md (aarch64_smin): New predicate.
3857 (aarch64_smax): Likewise.
3858 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
3859 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
3862 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
3865 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
3866 for TARGET_AVX512VL.
3867 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
3869 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
3871 * config/s390/s390-builtin-types.def: Add new types.
3872 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
3873 (s390_vec_xlw4): Make the memory operand into a const pointer.
3874 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
3876 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
3877 a new vector type with the alignment of the scalar memory operand.
3879 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
3880 Jakub Jelinek <jakub@redhat.com>
3883 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
3884 arm_count_ldrdstrd_insns): New declarations.
3885 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
3887 (valid_operands_ldrd_strd): New function.
3888 (arm_count_ldrdstrd_insns): New function.
3889 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
3890 sets instead of single DImode set and define new insns to match this.
3892 2019-02-07 Tamar Christina <tamar.christina@arm.com>
3894 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
3895 Make it a C initializer.
3897 2019-02-07 Tamar Christina <tamar.christina@arm.com>
3900 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
3902 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3904 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
3905 Use neon_dot<q> for type.
3906 (neon_<sup>dot_lane<vsi2qi>): Likewise.
3908 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3910 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
3911 Use neon_dot<q> for type.
3912 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
3913 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
3915 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
3917 PR rtl-optimization/89225
3918 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
3921 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
3923 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
3924 after restoring registers saved to allocate the frame on Windows.
3926 2019-02-06 Richard Biener <rguenther@suse.de>
3928 PR tree-optimization/89182
3929 * graphite.h (cached_scalar_evolution_in_region): Declare.
3930 * graphite.c (struct seir_cache_key): New.
3931 (struct sese_scev_hash): Likewise.
3932 (seir_cache): New global.
3933 (cached_scalar_evolution_in_region): New function.
3934 (graphite_transform_loops): Allocate and release seir_cache.
3935 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
3936 cached_scalar_evolution_in_region.
3937 * graphite-scop-detection.c (scop_detection::can_represent_loop):
3939 (scop_detection::graphite_can_represent_expr: Use
3940 cached_scalar_evolution_in_region.
3941 (scop_detection::stmt_simple_for_scop_p): Likewise.
3942 (find_params_in_bb): Likewise.
3943 (gather_bbs::before_dom_children): Likewise.
3944 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
3945 (add_loop_constraints): Likewise.
3947 2019-02-06 Jakub Jelinek <jakub@redhat.com>
3950 * fold-const-call.c (fold_const_vec_convert): Pass true as last
3951 operand to new_unary_operation only if both element types are integral
3952 and it isn't a widening conversion. Return NULL_TREE if
3953 new_unary_operation failed.
3955 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
3958 * config/s390/s390.md: Remove load and test FP splitter.
3960 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
3963 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
3964 expand_compare_loop, expand_block_compare_gpr,
3965 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
3966 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
3967 #include "profile-count.h" and "predict.h" for types and functions
3968 needed to work with REG_BR_PROB notes.
3970 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
3973 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
3974 for the long branch case.
3976 2019-02-05 Jakub Jelinek <jakub@redhat.com>
3979 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
3980 can throw, non-call exceptions are enabled and we can't delete
3981 dead exceptions or alter cfg. Set must_clean if
3982 delete_insn_and_edges returns true, don't set it blindly for calls.
3983 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
3985 PR rtl-optimization/89195
3986 * combine.c (make_extraction): For MEMs, don't extract bytes outside
3987 of the original MEM.
3989 2019-02-05 Martin Liska <mliska@suse.cz>
3991 PR gcov-profile/89000
3992 * gcov.c (function_summary): Remove argument.
3993 (file_summary): New function.
3994 (print_usage): Replace tabs with spaces.
3995 (generate_results): Use new function file_summary.
3997 2019-02-05 Jakub Jelinek <jakub@redhat.com>
4000 * optabs.c (prepare_cmp_insn): Pass x and y to
4001 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
4003 2019-02-05 Richard Biener <rguenther@suse.de>
4006 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
4007 (struct bitmap_element): Drop chain_prev so we properly recurse on
4008 the prev member, supporting tree views.
4009 (struct bitmap_head): GTY skip the obstack member.
4011 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
4014 * doc/extend.texi (Vector Extensions): Add an example of using vector
4015 types together with x86 intrinsics.
4017 2019-02-04 Alan Modra <amodra@gmail.com>
4019 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
4020 str[] size to 160, and comment.
4022 2019-02-04 Alan Modra <amodra@gmail.com>
4024 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
4025 (rs6000_pltseq_template): Guard output of TLS markers with
4027 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
4028 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
4029 to use inline PLT sequences.
4030 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
4031 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
4032 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
4034 2019-02-04 Martin Liska <mliska@suse.cz>
4037 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
4038 out when ipa_fn_summaries does not contain entry for callee.
4040 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
4042 * config/sparc/sparc.h: Remove superfluous blank lines.
4043 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
4044 (got_register_rtx): ...this.
4045 (sparc_got): Adjust to above renaming.
4046 (sparc_tls_got): Likewise.
4047 (sparc_delegitimize_address): Likewise.
4048 (sparc_output_mi_thunk): Likewise.
4049 (sparc_init_pic_reg): Likewise.
4050 (save_local_or_in_reg_p): Fix test on the GOT register.
4051 (USE_HIDDEN_LINKONCE): Move around.
4052 (get_pc_thunk_name): Likewise.
4053 (gen_load_pcrel_sym): Likewise.
4054 (load_got_register): Likewise.
4056 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
4058 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
4059 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
4061 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
4063 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
4066 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
4068 * config.gcc (with_nds32_lib, glibc):
4069 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
4070 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
4071 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
4073 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
4076 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
4077 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
4078 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
4079 (*rcpsf2_sse): Ditto.
4080 (*rsqrtsf2_sse): Ditto.
4081 (sse4_1_round<mode<2): Ditto.
4083 2019-02-03 Richard Biener <rguenther@suse.de>
4086 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
4089 2019-02-02 Jakub Jelinek <jakub@redhat.com>
4092 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4093 Punt with warning on aggregate return or argument types. Ignore
4094 type/mode checking for uniform arguments.
4096 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
4098 * combine.c (try_combine): Do not print "Can't combine" messages unless
4099 printing failed combination attempts.
4101 2019-02-01 Martin Jambor <mjambor@suse.cz>
4104 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
4105 segment and global segment variables before making them static.
4107 2019-02-01 Martin Jambor <mjambor@suse.cz>
4109 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
4110 missed optimization dump with dump_enabled_p.
4112 2019-02-01 Richard Biener <rguenther@suse.de>
4115 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
4116 the instantiate cache.
4117 (instantiate_scev_binary): Elide second operand procesing
4118 if equal to the first.
4119 * tree-chrec.c (chrec_contains_symbols): Add visited set.
4120 (chrec_contains_undetermined): Likewise.
4121 (tree_contains_chrecs): Likewise.
4123 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
4125 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
4127 2019-02-01 Jakub Jelinek <jakub@redhat.com>
4129 PR tree-optimization/89143
4130 * wide-int-range.h (wide_int_range_absu): Declare.
4131 * wide-int-range.cc (wide_int_range_absu): New function.
4132 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
4134 PR tree-optimization/88107
4135 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
4136 instead of assertion that eh_region_outermost is non-NULL, if it
4137 is NULL, set *ALL to true and return NULL.
4138 (move_sese_region_to_fn): Adjust caller, if all is set, call
4139 duplicate_eh_regions with NULL region.
4141 2019-02-01 Richard Biener <rguenth@suse.de>
4143 PR rtl-optimization/88593
4144 * mode-switching.c (optimize_mode_switching): Free dominators before
4145 calling cleanup_cfg.
4147 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
4149 PR tree-optimization/88932
4150 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
4152 2019-01-31 Jakub Jelinek <jakub@redhat.com>
4155 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
4156 bogus clang warning.
4158 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
4161 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
4162 alternative to avoid partial SSE register stall for TARGET_AVX.
4163 (truncdfsf2): Ditto.
4164 (sse4_1_round<mode>2): Ditto.
4166 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
4168 PR tree-optimization/89008
4169 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
4170 process anything of the form X * 0.
4172 2019-01-31 Richard Biener <rguenther@suse.de>
4174 PR tree-optimization/89135
4175 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
4176 with abnormal preds.
4178 2019-01-31 Jakub Jelinek <jakub@redhat.com>
4181 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
4182 always_inline callees into no_sanitize_address callers.
4184 2019-01-31 Richard Biener <rguenther@suse.de>
4186 PR rtl-optimization/89115
4187 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
4189 2019-01-30 Martin Sebor <msebor@redhat.com>
4192 * doc/extend.texi (cast to a union): Correct and expand.
4194 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
4196 PR rtl-optimization/87246
4197 * lra-constraints.c (simplify_operand_subreg): Reload memory
4198 in subreg if the address became invalid.
4200 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
4203 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
4204 Disable for little-endian.
4206 2019-01-30 Richard Biener <rguenther@suse.de>
4208 PR rtl-optimization/89115
4209 * opts.c (default_options_optimization): Reduce
4210 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
4211 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
4214 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
4216 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
4217 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
4218 type of vector element when vec_extract is implemented by direct
4221 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
4223 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
4225 2019-01-30 Richard Biener <rguenther@suse.de>
4227 PR tree-optimization/89111
4228 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
4229 canonicalization to appropriately sized access types.
4231 2019-01-30 Jakub Jelinek <jakub@redhat.com>
4234 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
4235 for arguments to functions that are TU-local and shouldn't be
4236 referenced by assembly.
4238 2019-01-30 Ulrich Drepper <drepper@redhat.com>
4240 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
4243 2019-01-29 Martin Sebor <msebor@redhat.com>
4246 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
4248 2019-01-29 Jakub Jelinek <jakub@redhat.com>
4252 * omp-simd-clone.c (simd_clone_clauses_extract)
4253 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
4254 OMP_CLAUSE_ALIGNED_ALIGNMENT.
4256 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
4258 * config.gcc: Force .init_array for ARC.
4260 2019-01-29 Richard Biener <rguenther@suse.de>
4263 * dwarf2out.c (collect_skeleton_dies): New helper.
4264 (copy_decls_for_unworthy_types): Call it.
4265 (build_abbrev_table): Assert we do not try to replace
4266 DW_AT_signature refs with local refs.
4268 2019-01-28 Jakub Jelinek <jakub@redhat.com>
4271 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
4272 for lastprivate/linear IV, push gimplify context around gimplify_assign
4273 and, if it needed any temporaries, pop it into a gimple bind around the
4276 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
4278 * common.opt (-Wattribute-alias): Remove "no-" from name.
4279 Make -Wattribute-alias command line option and
4280 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
4282 2019-01-28 Jakub Jelinek <jakub@redhat.com>
4285 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
4286 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
4288 (bmi2): Add missing @opindex.
4289 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
4290 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
4291 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
4292 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
4293 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
4294 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
4295 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
4296 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
4297 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
4298 xsavec, xsaveopt and xsaves options.
4300 2019-01-28 Richard Biener <rguenther@suse.de>
4303 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
4306 2019-01-28 Richard Biener <rguenther@suse.de>
4308 PR tree-optimization/88739
4309 * tree-cfg.c (verify_types_in_gimple_reference): Verify
4310 BIT_FIELD_REFs only are applied to mode-precision operands
4311 when they are integral.
4312 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
4313 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
4314 BIT_FIELD_REFs of non-mode-precision integral operands.
4316 2019-01-27 Jakub Jelinek <jakub@redhat.com>
4319 * config/i386/sse.md
4320 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
4321 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
4322 first constants in pairs are multiples of 2. Formatting fixes.
4323 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
4324 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
4325 first constants in each quadruple are multiples of 4. Formatting fixes.
4327 2019-01-26 Martin Jambor <mjambor@suse.cz>
4330 * tree-inline.c: Include tree-cfgcleanup.h.
4331 (delete_unreachable_blocks_update_callgraph): Move...
4332 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
4333 ...here, make externally visible, make second argument bool, adjust
4335 * tree-cfgcleanup.c: Include cgraph.h.
4336 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
4338 * ipa-prop.c: Include tree-cfgcleanup.h.
4339 (ipcp_transform_function): Call
4340 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
4342 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
4344 PR rtl-optimization/88846
4345 * ira.c (process_set_for_memref_referenced_p): New.
4346 (memref_referenced_p): Add new param. Use
4347 process_set_for_memref_referenced_p. Add new switch cases.
4348 (memref_used_between_p): Pass new arg to memref_referenced_p.
4350 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
4353 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
4354 argument ABI_BREAK. Set to true if the calculated alignment has
4355 changed in gcc-9. Check bit-fields for their base type alignment.
4356 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
4357 (aarch64_function_arg_boundary): Likewise.
4358 (aarch64_gimplify_va_arg_expr): Likewise.
4360 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
4363 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
4364 instead of accessing TREE_INT_CST_ELT directly.
4366 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
4368 * doc/sourcebuild.texi (Environment attributes): Add fenv and
4369 fenv_exceptions description.
4371 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
4373 PR rtl-optimization/87763
4374 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
4375 Allow SUBREG when matching CC_NZmode compare.
4377 2019-01-25 Richard Biener <rguenther@suse.de>
4379 PR tree-optimization/89049
4380 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
4381 Look at the pattern stmt to determine if the stmt is vectorized.
4383 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
4385 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
4386 (pred_mov<mode>): Handle all-register forms using both a new
4387 alternative and a split.
4389 2019-01-25 Richard Biener <rguenther@suse.de>
4391 PR tree-optimization/86865
4392 * graphite-scop-detection.c (scop_detection::can_represent_loop):
4393 Reject non-do-while loops.
4395 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
4397 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
4398 * config/rs6000/constraints.md (Q constraint): Use REG_P.
4399 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
4400 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
4401 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
4402 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4403 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
4404 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
4405 vlogical_operand, gpc_reg_operand, int_reg_operand,
4406 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
4407 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
4408 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
4409 (save_world_operation, restore_world_operation, lmw_operation,
4410 stmw_operation): Use MEM_P and REG_P.
4411 (tie_operand): Use MEM_P.
4412 (vrsave_operation, crsave_operation): Use REG_P.
4413 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
4414 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
4415 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
4416 (call_operand): Use HARD_REGISTER_P.
4417 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
4419 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
4420 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
4421 quad_aligned_load_p, replace_swapped_aligned_store,
4422 recombine_lvx_pattern, replace_swapped_aligned_load,
4423 recombine_stvx_pattern): Use MEM_P.
4424 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
4425 Use MEM_P and SYMBOL_REF_P.
4426 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
4427 (insn_is_swappable_p): Use REG_P and MEM_P.
4428 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
4429 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
4431 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
4433 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
4435 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
4436 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
4437 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
4438 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
4440 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
4441 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
4442 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
4443 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
4444 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
4445 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
4446 rs6000_split_logical_di): Use CONST_INT_P.
4447 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
4448 REG_P and SYMBOL_REF_P.
4449 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
4450 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
4451 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
4452 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
4453 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
4454 (small_data_operand, print_operand_address): Use CONST_INT_P and
4456 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
4457 (rs6000_init_hard_regno_mode_ok, direct_move_p):
4458 Use HARD_REGISTER_NUM_P.
4459 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
4460 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
4461 SUBREG_P and SYMBOL_REF_P.
4462 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
4463 and HARD_REGISTER_NUM_P.
4464 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
4466 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
4467 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
4469 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
4470 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
4471 find_addr_reg): Use REG_P.
4472 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
4473 (rs6000_emit_le_vsx_move): Use SUBREG_P.
4474 (offsettable_ok_by_alignment, constant_pool_expr_p,
4475 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
4476 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
4477 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
4478 rs6000_assemble_integer, create_TOC_reference,
4479 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
4480 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
4481 (rs6000_split_vec_extract_var): Use reg_or_subregno.
4482 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
4483 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
4484 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4485 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4486 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
4487 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
4488 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
4489 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
4490 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
4491 and cbranch<mode>4): Use CONST_INT_P.
4492 (multiple define_splits): Use REG_P and SUBREG_P.
4493 (define_expands call, call_value): Use MEM_P.
4494 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
4495 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
4496 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
4497 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
4498 and HARD_REGISTER_NUM_P.
4499 (multiple define_splits): Use HARD_REGISTER_NUM_P.
4501 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
4503 PR rtl-optimization/88948
4504 * rtl.h (prepare_copy_insn): New prototype.
4505 * gcse.c (prepare_copy_insn): New function, split out from
4506 process_insert_insn.
4507 (process_insert_insn): Use prepare_copy_insn.
4508 * store-motion.c (replace_store_insn): Use prepare_copy_insn
4509 instead of gen_move_insn.
4511 2019-01-24 Jakub Jelinek <jakub@redhat.com>
4514 * config/i386/i386.c (ix86_pic_register_p): Return true for
4517 PR tree-optimization/88964
4518 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
4519 punt if HONOR_SNANS (chrec).
4522 * tree-nested.c (convert_nonlocal_reference_stmt,
4523 convert_local_reference_stmt, convert_tramp_reference_stmt,
4524 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
4525 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
4528 PR tree-optimization/89027
4529 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
4530 for "omp simd array" variables.
4532 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
4535 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
4536 force the alignment of m_val.
4538 2019-01-24 Richard Biener <rguenther@suse.de>
4541 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
4542 When in "legacy" debug mode make sure to reset self-origins.
4544 2019-01-24 Martin Liska <mliska@suse.cz>
4546 PR gcov-profile/88994
4547 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
4548 result will be always smaller or equal to the original.
4549 * gcov.c (mangle_name): Fix else branch where we should
4550 also copy to PTR and shift the pointer.
4552 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
4554 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
4555 * vr-values.c (find_case_label_ranges): Fix a comment typo.
4557 2019-01-23 Bin Cheng <bin.cheng@arm.com>
4558 Steve Ellcey <sellcey@marvell.com>
4561 * recog.c (address_operand): Return false on wrong mode for address.
4562 (constrain_operands): Check for mode with 'p' constraint.
4564 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
4567 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
4568 Disparage MMX alternative.
4569 (sse2_cvtpd2pi): Ditto.
4570 (sse2_cvttpd2pi): Ditto.
4572 2019-01-23 David Malcolm <dmalcolm@redhat.com>
4575 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
4576 use-after-free of the result of
4577 aarch64_get_extension_string_for_isa_flags.
4579 2019-01-23 Jakub Jelinek <jakub@redhat.com>
4582 * doc/extend.texi: Document break and continue behavior in
4583 statement expressions.
4585 2019-01-23 Richard Biener <rguenther@suse.de>
4587 PR tree-optimization/89008
4588 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
4589 not leave another stray operand.
4591 2019-01-23 Jakub Jelinek <jakub@redhat.com>
4593 * BASE-VER: Bump to 9.0.1.
4595 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
4597 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
4598 thunk that returns by reference, use the type of the return object
4599 of the thunk instead of that of the alias to build the dereference.
4601 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
4603 * config/arc/atomic.md: Add operand to DMB instruction.
4605 2019-01-23 Jakub Jelinek <jakub@redhat.com>
4607 PR tree-optimization/88964
4608 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
4609 build_zero_cst instead of build_int_cst. Return false for loop
4610 invariants which honor signed zeros.
4612 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
4614 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
4616 2019-01-22 Jakub Jelinek <jakub@redhat.com>
4619 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
4620 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
4621 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
4624 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
4625 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
4628 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
4629 Disable for little endian.
4631 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
4634 * config/arm/arm.c (arm_needs_double_word_align): Check
4635 DECL_BIT_FIELD_TYPE.
4637 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
4638 H.J. Lu <hongjiu.lu@intel.com>
4641 * config/i386/i386-builtin.def: Add mask2 to all builtin
4642 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
4644 * config/i386/i386.c (BDESC): Add mask2 to the definition.
4645 (BDESC_FIRST): Likewise.
4646 (define_builtin): Add an argument for mask2. Updated to handle
4647 both ix86_isa_flags and ix86_isa_flags2.
4648 (define_builtin_const): Likewise.
4649 (define_builtin_pure): Likewise.
4650 (define_builtin2): Deleted.
4651 (define_builtin_const2): Likewise.
4652 (builtin_description): Add a member, mask2.
4653 (bdesc_*): Add mask2 to builtin initializations.
4654 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
4655 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
4657 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
4659 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
4662 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
4665 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
4668 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
4669 alignment is dominated by a bitfield with 64-bit aligned base type.
4670 (arm_function_arg): Emit a warning if the alignment has changed since
4671 earlier GCC releases.
4672 (arm_function_arg_boundary): Likewise.
4673 (arm_setup_incoming_varargs): Likewise.
4675 2019-01-22 Richard Biener <rguenther@suse.de>
4677 PR tree-optimization/88862
4678 * graphite-scop-detection.c
4679 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
4681 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
4683 * doc/extend.tex (AMD GCN Function Attributes): New section.
4684 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
4685 * doc/invoke.texi (AMD GCN Options): New section.
4686 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
4688 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
4690 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
4691 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
4693 2019-01-22 Jakub Jelinek <jakub@redhat.com>
4695 PR tree-optimization/88044
4696 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
4697 is false in the first iteration, but !every_iteration, return false
4698 instead of true with niter->niter zero.
4700 PR rtl-optimization/88904
4701 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
4702 any nonequal registers before processing BB_END (b).
4705 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
4707 (expand_binop_directly, expand_doubleword_clz,
4708 expand_doubleword_popcount, expand_ctz, expand_ffs,
4709 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
4711 PR rtl-optimization/49429
4713 PR rtl-optimization/86334
4715 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
4716 addressable from here...
4717 (emit_block_op_via_libcall): ... to here.
4719 2019-01-22 Richard Biener <rguenther@suse.de>
4721 * tree-vect-loop.c (vect_analyze_loop_operations): Use
4722 auto_vec for cost vector to fix memleak.
4723 (vectorize_fold_left_reduction): Properly gather SLP defs.
4724 (vectorizable_comparison): Do not swap operands to properly
4727 2019-01-22 Alan Modra <amodra@gmail.com>
4730 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
4731 stays a reg. Allow a const_int.
4732 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
4733 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
4734 (IS_NOMARK_TLSGETADDR): Define.
4735 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
4736 (rs6000_output_tlsargs): New function.
4737 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
4738 __tls_get_addr call takes an arg.
4739 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
4740 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
4742 (call_value_nonlocal_sysv): ..or here, delete split.
4743 (tls_gdld_nomark): Delete.
4744 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
4745 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
4746 (call_value_nonlocal_sysv): Likewise.
4747 (call_value_nonlocal_sysv_secure): Likewise.
4748 (call_value_nonlocal_aix): Likewise.
4749 (call_value_indirect_aix): Likewise.
4750 (call_value_indirect_elfv2): Likewise.
4751 (call_value_local32, call_value_local64): Disable for no-mark tls.
4752 (call_value_local_aix): Likewise.
4754 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
4757 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
4758 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
4760 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
4762 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
4763 string contents as hash_map keys.
4765 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4768 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
4769 for rvalue context. Handle rvalues correctly. Use min_align_of_type
4770 instead of TYPE_ALIGN.
4771 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
4772 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
4773 pointer from TYPE_STUB_DECL.
4775 2019-01-21 Richard Biener <rguenther@suse.de>
4777 PR tree-optimization/88934
4778 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
4779 at the possibly non-constant operand.
4780 (vect_get_constant_vectors): Adjust.
4782 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
4785 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
4786 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
4787 instead of _X86INTRIN_H_INCLUDED.
4788 * onfig/i386/clwbintrin.h: Likewise.
4789 * config/i386/pkuintrin.h: Likewise.
4790 * config/i386/prfchwintrin.h: Likewise.
4791 * config/i386/rdseedintrin.h: Likewise.
4792 * config/i386/wbnoinvdintrin.h: Likewise.
4793 * config/i386/xsavecintrin.h: Likewise.
4794 * config/i386/xsavesintrin.h: Likewise.
4795 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
4796 * config/i386/xsaveintrin.h: Likewise.
4797 * config/i386/xsaveoptintrin.h: Likewise.
4798 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
4799 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
4800 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
4801 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
4802 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
4803 * config/i386/immintrin.h: Here.
4805 2019-01-20 Martin Jambor <mjambor@suse.cz>
4808 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
4809 with aa_walk_budget.
4810 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
4811 aa_walk_budget_p parameter.
4812 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
4813 walk. Updated all callers.
4814 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
4815 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
4817 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
4818 parameter info. Extract info from fbi. Pass fbi to recursive calls
4819 and to unmodified_parm.
4820 (phi_result_unknown_predicate): New parameter fbi, removed parameter
4821 info, updated call to will_be_nonconstant_expr_predicate.
4822 (param_change_prob): New parameter fbi, limit AA walking.
4823 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
4824 calls to various above functions.
4825 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
4826 parameter. Use it to limit AA walking.
4827 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
4829 (detect_type_change): New parameter fbi, pass it on to
4830 detect_type_change_from_memory_writes.
4831 (detect_type_change_ssa): Likewise.
4832 (aa_overwalked): Removed.
4833 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
4834 accordingly, adjust to the neew AA limiting scheme.
4835 (parm_ref_data_preserved_p): Likewise.
4836 (ipa_compute_jump_functions_for_edge): Adjust call to
4838 (ipa_analyze_call_uses): Likewise.
4839 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
4840 (ipa_analyze_node): Initialize aa_walk_budget.
4841 (ipcp_transform_function): Likewise.
4842 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
4843 to get_dynamic_type.
4845 2019-01-19 Jakub Jelinek <jakub@redhat.com>
4847 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
4848 outside of #if CHECKING_P code.
4850 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
4852 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
4853 New function, split out from...
4854 (loop_versioning::analyze_stride): ...here.
4855 (loop_versioning::find_per_loop_multiplication): Use gassign.
4856 (loop_versioning::analyze_term_using_scevs): Return a success code.
4857 (loop_versioning::analyze_arbitrary_term): New function.
4858 (loop_versioning::analyze_address_fragment): Use
4859 analyze_arbitrary_term if all else fails.
4861 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
4864 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
4867 2019-01-18 Richard Biener <rguenther@suse.de>
4869 PR tree-optimization/88903
4870 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
4871 scalar stmts a SLP shift amount is composed of when detecting
4874 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
4877 * config/arm/arm-cpus.in (mp): New feature.
4879 (fgroup ARMv7ve): Add mp and sec features.
4880 (arch armv7-a): Add options to allow mp and sec extensions.
4881 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
4882 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
4883 extenstions to the base architecture.
4884 (cpu cortex-a8): Add sec extension to the base architecture.
4885 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
4886 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
4887 variants down to the base v7-a varaint.
4888 * config/arm/t-multilib (v7_a_arch_variants): New variable.
4889 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
4890 of permitted extensions for -march=armv7-a and for
4891 -mcpu=generic-armv7-a.
4893 2019-01-18 Martin Liska <mliska@suse.cz>
4895 * params.def: Fix comment.
4896 * tree-profile.c (gimple_init_gcov_profiler): Bump function
4898 (gimple_gen_ic_func_profiler): Likewise.
4900 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4902 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
4903 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
4904 and put in error checks for stack protector guard options.
4905 (aarch64_stack_protect_guard): New.
4906 (TARGET_STACK_PROTECT_GUARD): Define.
4907 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
4908 (reg_stack_protect_address<mode>): New.
4909 (stack_protect_set): Adjust for SSP_GLOBAL.
4910 (stack_protect_test): Likewise.
4911 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
4912 (-mstack-protector-guard): Likewise.
4913 (-mstack-protector-guard-offset): Likewise.
4915 2019-01-18 Jakub Jelinek <jakub@redhat.com>
4917 PR tree-optimization/86214
4918 * tree-inline.h (struct copy_body_data): Add
4919 add_clobbers_to_eh_landing_pads member.
4920 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
4921 (copy_edges_for_bb): Call it if EH edge destination is <
4922 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
4923 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
4924 if flag_stack_reuse != SR_NONE and clear it afterwards.
4926 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
4929 * doc/install.texi (with-multilib-list): Document for aarch64.
4931 2019-01-18 Jakub Jelinek <jakub@redhat.com>
4934 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
4935 (("..."))) with ("...").
4937 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4939 * doc/extend.texi (Built-in Functions for Memory Model Aware
4940 Atomic Operations): Document atomic fetch and nand.
4942 2019-01-18 Martin Liska <mliska@suse.cz>
4943 Richard Biener <rguenther@suse.de>
4946 * cgraph.h (create_version_clone_with_body): Add new argument
4948 * cgraphclones.c (cgraph_node::create_version_clone): Add
4949 DECL_ATTRIBUTES to a newly created decl. And call
4950 valid_attribute_p so that proper cl_target_optimization_node
4951 is set for the newly created declaration.
4952 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
4954 (expand_target_clones): Do not call valid_attribute_p, it must
4956 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
4959 2019-01-17 Jakub Jelinek <jakub@redhat.com>
4962 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
4963 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
4964 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
4966 2019-01-17 Martin Sebor <msebor@redhat.com>
4969 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
4970 Handle anti-ranges the same as no range at all.
4972 2018-01-17 Steve Ellcey <sellcey@cavium.com>
4974 * config/aarch64/aarch64.c (cgraph.h): New include.
4975 (intl.h): New include.
4976 (supported_simd_type): New function.
4977 (currently_supported_simd_type): Ditto.
4978 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
4979 (aarch64_simd_clone_adjust): Ditto.
4980 (aarch64_simd_clone_usable): Ditto.
4981 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
4982 (TARGET_SIMD_CLONE_ADJUST): Ditto.
4983 (TARGET_SIMD_CLONE_USABLE): Ditto.
4984 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
4985 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
4988 2019-01-17 Martin Sebor <msebor@redhat.com>
4990 PR tree-optimization/88800
4991 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
4992 NO_WARNING bit here. Avoid folding out-of-bounds calls.
4993 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
4994 redundant argument. Add new argument and issue diagnostics under
4995 its control. Detect out-of-bounds access even with warnings
4997 (check_bounds_or_overlap): Change return type. Add argument.
4998 (wrestrict_dom_walker::check_call): Adjust.
4999 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
5000 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
5001 check_bounds_or_overlap's return value.
5002 (handle_builtin_stxncpy): Same.
5003 (handle_builtin_strcat): Same.
5005 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
5006 Kwok Cheung Yeung <kcy@codesourcery.com>
5007 Julian Brown <julian@codesourcery.com>
5008 Tom de Vries <tom@codesourcery.com>
5010 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
5012 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
5014 * doc/sourcebuild.texi: Document dg-require-effective-target
5015 llvm_binutils and offload_gcn.
5017 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
5018 Kwok Cheung Yeung <kcy@codesourcery.com>
5019 Julian Brown <julian@codesourcery.com>
5020 Tom de Vries <tom@codesourcery.com>
5022 * doc/sourcebuild.texi: Document dg-required-effective-target
5025 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
5026 Kwok Cheung Yeung <kcy@codesourcery.com>
5027 Julian Brown <julian@codesourcery.com>
5028 Tom de Vries <tom@codesourcery.com>
5029 Jan Hubicka <hubicka@ucw.cz>
5030 Martin Jambor <mjambor@suse.cz>
5032 * config.gcc: Add amdgcn*-*-amdhsa configuration.
5033 * configure.ac: Check for dlopen.
5034 * configure: Regenerate.
5036 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
5037 Kwok Cheung Yeung <kcy@codesourcery.com>
5038 Julian Brown <julian@codesourcery.com>
5039 Tom de Vries <tom@codesourcery.com>
5040 Jan Hubicka <hubicka@ucw.cz>
5041 Martin Jambor <mjambor@suse.cz>
5043 * common/config/gcn/gcn-common.c: New file.
5044 * config/gcn/driver-gcn.c: New file.
5045 * config/gcn/gcn-builtins.def: New file.
5046 * config/gcn/gcn-hsa.h: New file.
5047 * config/gcn/gcn-modes.def: New file.
5048 * config/gcn/gcn-opts.h: New file.
5049 * config/gcn/gcn-passes.def: New file.
5050 * config/gcn/gcn-protos.h: New file.
5051 * config/gcn/gcn-run.c: New file.
5052 * config/gcn/gcn-tree.c: New file.
5053 * config/gcn/gcn.c: New file.
5054 * config/gcn/gcn.h: New file.
5055 * config/gcn/gcn.opt: New file.
5056 * config/gcn/t-gcn-hsa: New file.
5058 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
5059 Kwok Cheung Yeung <kcy@codesourcery.com>
5060 Julian Brown <julian@codesourcery.com>
5061 Tom de Vries <tom@codesourcery.com>
5062 Jan Hubicka <hubicka@ucw.cz>
5063 Martin Jambor <mjambor@suse.cz>
5065 * config/gcn/constraints.md: New file.
5066 * config/gcn/gcn-valu.md: New file.
5067 * config/gcn/gcn.md: New file.
5068 * config/gcn/predicates.md: New file.
5070 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
5072 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
5073 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
5074 (stmt_uses_0_or_null_in_undefined_way): Likewise.
5075 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
5077 2019-01-17 Tamar Christina <tamar.christina@arm.com>
5080 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
5081 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
5082 it and document registers.
5084 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5086 * config/aarch64/aarch64.c (ares_tunings): Define.
5087 * config/aarch64/aarch64-cores.def (ares): Use the above.
5089 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
5093 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
5095 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
5096 (_mm512_fixupimm_round_pd): Update parameters and builtin.
5097 (_mm512_maskz_fixupimm_round_pd): Ditto.
5098 (_mm512_fixupimm_round_ps): Ditto.
5099 (_mm512_maskz_fixupimm_round_ps): Ditto.
5100 (_mm_fixupimm_round_sd): Ditto.
5101 (_mm_maskz_fixupimm_round_sd): Ditto.
5102 (_mm_fixupimm_round_ss): Ditto.
5103 (_mm_maskz_fixupimm_round_ss): Ditto.
5104 (_mm512_fixupimm_pd): Ditto.
5105 (_mm512_maskz_fixupimm_pd): Ditto.
5106 (_mm512_fixupimm_ps): Ditto.
5107 (_mm512_maskz_fixupimm_ps): Ditto.
5108 (_mm_fixupimm_sd): Ditto.
5109 (_mm_maskz_fixupimm_sd): Ditto.
5110 (_mm_fixupimm_ss): Ditto.
5111 (_mm_maskz_fixupimm_ss): Ditto.
5112 (_mm512_mask_fixupimm_round_pd): Update builtin.
5113 (_mm512_mask_fixupimm_round_ps): Ditto.
5114 (_mm_mask_fixupimm_round_sd): Ditto.
5115 (_mm_mask_fixupimm_round_ss): Ditto.
5116 (_mm512_mask_fixupimm_pd): Ditto.
5117 (_mm512_mask_fixupimm_ps): Ditto.
5118 (_mm_mask_fixupimm_sd): Ditto.
5119 (_mm_mask_fixupimm_ss): Ditto.
5120 * config/i386/avx512vlintrin.h:
5121 (_mm256_fixupimm_pd): Update parameters and builtin.
5122 (_mm256_maskz_fixupimm_pd): Ditto.
5123 (_mm256_fixupimm_ps): Ditto.
5124 (_mm256_maskz_fixupimm_ps): Ditto.
5125 (_mm_fixupimm_pd): Ditto.
5126 (_mm_maskz_fixupimm_pd): Ditto.
5127 (_mm_fixupimm_ps): Ditto.
5128 (_mm_maskz_fixupimm_ps): Ditto.
5129 (_mm256_mask_fixupimm_pd): Update builtin.
5130 (_mm256_mask_fixupimm_ps): Ditto.
5131 (_mm_mask_fixupimm_pd): Ditto.
5132 (_mm_mask_fixupimm_ps): Ditto.
5133 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
5134 * config/i386/i386-builtin.def: Update builtin definitions.
5135 * config/i386/i386.c: Handle new builtin types and remove useless ones.
5136 * config/i386/sse.md: Update VFIXUPIMM* patterns.
5137 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
5138 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
5139 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
5140 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
5141 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
5142 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
5143 * config/i386/subst.md:
5144 (round_saeonly_sd_mask_operand4): Add new subst_attr.
5145 (round_saeonly_sd_mask_op4): Ditto.
5146 (round_saeonly_expand_operand5): Ditto.
5147 (round_saeonly_expand): Update.
5149 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
5153 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
5155 * config/i386/sse.md: Combine VFIXUPIMM* patterns
5156 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
5157 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
5158 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
5159 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
5160 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
5161 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
5163 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
5167 2018-12-15 Jakub Jelinek <jakub@redhat.com>
5170 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
5171 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
5172 instead of UNSPEC_FIXUPIMM.
5174 2019-01-17 Richard Biener <rguenther@suse.de>
5177 * dwarf2out.c (want_pubnames): Never generate pubnames sections
5178 and friends for the LTO part of debug info.
5180 2019-01-17 Jakub Jelinek <jakub@redhat.com>
5182 PR tree-optimization/86214
5183 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
5186 PR rtl-optimization/88870
5187 * dce.c (deletable_insn_p): Never delete const/pure calls that can
5188 throw if we can't alter the cfg or delete dead exceptions.
5189 (mark_insn): Don't call find_call_stack_args for such calls.
5191 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
5193 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
5194 prototypes for vec_st.
5195 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
5196 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
5197 mainly on signed/unsigned long long and double.
5199 2019-01-16 David Malcolm <dmalcolm@redhat.com>
5202 * combine.c (delete_noop_moves): Convert to "bool" return,
5203 returning true if any edges are eliminated.
5204 (combine_instructions): Also return true if delete_noop_moves
5207 2019-01-16 Tamar Christina <tamar.christina@arm.com>
5209 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
5210 correct max nunits for endian swap.
5211 (aarch64_expand_fcmla_builtin): Correct subreg code.
5212 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
5213 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
5216 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
5218 * config/alpha/alpha.c (alpha_gimplify_va_arg):
5219 Handle split indirect COMPLEX_TYPE arguments.
5221 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
5224 * config/aarch64/aarch64-modes.def: Add comment about how the carry
5225 bit is set by add and compare.
5226 (CC_ADC): New CC_MODE.
5227 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
5228 to cache the code and mode of X. Adjust the shape of a CC_Cmode
5229 comparison. Add detection for CC_ADCmode.
5230 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
5232 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
5233 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
5234 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
5235 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
5236 to eliminate the need for zero-extending the operands.
5237 (add<mode>3_compareC_imm): Delete. Merge into ...
5238 (add<mode>3_compareC): ... this. Restructure the comparison to
5239 eliminate the need for zero-extending the operands.
5240 (add<mode>3_carryin): Use LTU for the overflow detection.
5241 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
5242 Reexpress comparison for overflow.
5243 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
5244 (add<mode>3_carryinC): Likewise.
5245 (add<mode>3_carryinV): Use LTU for carry between partials.
5246 * config/aarch64/predicates.md (aarch64_carry_operation): Update
5247 handling of CC_Cmode and add CC_ADCmode.
5248 (aarch64_borrow_operation): Likewise.
5250 2019-01-16 Tamar Christina <tamar.christina@arm.com>
5252 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
5253 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
5254 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
5255 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
5257 2019-01-16 Martin Liska <mliska@suse.cz>
5259 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
5261 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
5263 * gcc.c (add_sysrooted_hdrs_prefix): New function.
5264 (path_prefix_reset): Move up in the source file.
5265 (find_fortran_preinclude_file): Make complex search for the
5266 fortran header files.
5268 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
5270 * godump.c (go_output_typedef): When outputting a typedef, refer
5271 to the underlying type by its name and not its structure.
5273 2019-01-15 David Malcolm <dmalcolm@redhat.com>
5276 * tree.c (build_function_type): Assert that arg_types is not
5279 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
5282 * doc/extend.texi: Document that listing the stack pointer in the
5283 clobber list of an asm is a deprecated feature.
5284 * common.opt (Wdeprecated): Moved from c-family/c.opt.
5285 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
5286 warning instead of an error for clobbers of the stack pointer.
5287 Add a note explaining why.
5289 2019-01-15 Richard Biener <rguenther@suse.de>
5292 * dwarf2out.c (gen_member_die): Do not generate inheritance
5295 2019-01-15 Richard Biener <rguenther@suse.de>
5297 PR tree-optimization/88855
5298 * tree-if-conv.c (combine_blocks): Collect
5299 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
5301 2019-01-15 Tom de Vries <tdevries@suse.de>
5304 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
5305 lhs == NULL_TREE for gang-level reduction.
5307 2019-01-15 Richard Biener <rguenther@suse.de>
5308 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5311 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
5312 return true if SSA_NAME is already marked in visited bitmap.
5313 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
5315 2019-01-15 Jakub Jelinek <jakub@redhat.com>
5317 PR tree-optimization/88775
5318 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
5319 equal == 0 equality pointer comparisons some more if compared in
5320 integral types and either one points to an automatic var and the
5321 other to a global, or we can prove at least one points to the middle
5322 or both point to start or both point to end.
5324 2019-01-14 Andi Kleen <ak@linux.intel.com>
5326 * Makefile.in: Lower autofdo sampling rate by 10x.
5327 * Makefile.tpl: Dito.
5329 2019-01-14 Tom Honermann <tom@honermann.net>
5331 * defaults.h: Define CHAR8_TYPE.
5333 2019-01-14 Martin Sebor <msebor@redhat.com>
5336 * doc/extend.texi (Darwin Format Checks): Clarify.
5338 2019-01-14 Richard Biener <rguenther@suse.de>
5340 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
5341 whether we are in (simplify ...) or (match ...) context.
5343 2019-01-14 Jakub Jelinek <jakub@redhat.com>
5345 PR rtl-optimization/88796
5346 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
5347 * cfgexpand.c (stack_protect_prologue): Initialize
5348 crtl->stack_protect_guard_decl.
5349 * function.c (stack_protect_epilogue): Use it instead of calling
5350 targetm.stack_protect_guard again.
5351 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
5352 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
5353 crtl->stack_protect_guard_decl.
5354 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
5355 on the returned MEM_EXPR.
5357 2019-01-12 Tom de Vries <tdevries@suse.de>
5359 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
5360 vector length using -fopenacc-dim.
5362 2019-01-12 Tom de Vries <tdevries@suse.de>
5364 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
5365 lengths into account.
5367 2019-01-12 Svante Signell <svante.signell@gmail.com>
5369 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
5370 (TARGET_CAN_SPLIT_STACK): Define.
5371 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
5373 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
5375 * params.def (inline-unit-growth): Set to 40.
5377 2019-01-12 Jakub Jelinek <jakub@redhat.com>
5379 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
5381 2019-01-12 Tom de Vries <tdevries@suse.de>
5383 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
5384 region calling vector-partitionable routine, set default_vector_length
5387 2019-01-12 Tom de Vries <tdevries@suse.de>
5389 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
5390 variable default_vector_length.
5392 2019-01-12 Tom de Vries <tdevries@suse.de>
5395 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
5396 from oacc_default_dims, as oacc_validate_dims would do it, and apply
5399 2019-01-12 Tom de Vries <tdevries@suse.de>
5401 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
5402 (nvptx_goacc_validate_dims): Add used parameter.
5403 * doc/tm.texi: Regenerate.
5404 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
5405 argument to call to targetm.goacc.validate_dims.
5406 (default_goacc_validate_dims): Add used
5408 * target.def (validate_dims): Add used parameter in DEFHOOK.
5409 * targhooks.h (default_goacc_validate_dims): Add used parameter.
5411 2019-01-11 Jakub Jelinek <jakub@redhat.com>
5415 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
5417 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
5418 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
5419 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
5420 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
5422 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
5424 PR rtl-optimization/87305
5426 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
5427 for little endian pseudos used as paradoxical subreg.
5429 2019-01-11 Jakub Jelinek <jakub@redhat.com>
5431 PR tree-optimization/88693
5432 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
5433 for STRING_CSTs that don't contain any NUL characters in the first
5434 TREE_STRING_LENGTH bytes.
5436 2019-01-11 Alan Modra <amodra@gmail.com>
5440 * genattrtab.c (min_fn): Don't translate values.
5441 (min_attr_value): Return INT_MAX when the value can't be calculated.
5442 Return minimum among any values that can be calculated.
5443 (max_attr_value): Adjust.
5445 2019-01-11 Jakub Jelinek <jakub@redhat.com>
5447 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
5449 2019-01-11 Steve Ellcey <sellcey@marvell.com>
5451 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
5452 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
5453 (aarch64_return_call_with_max_clobbers): New function.
5454 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
5455 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
5457 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
5458 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
5459 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
5460 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
5461 * cselib.c (cselib_process_insn): Add argument to
5462 targetm.hard_regno_call_part_clobbered call.
5463 * ira-conflicts.c (ira_build_conflicts): Ditto.
5464 * ira-costs.c (ira_tune_allocno_costs): Ditto.
5465 * lra-constraints.c (inherit_reload_reg): Ditto.
5466 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
5467 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
5468 argument. Call targetm.return_call_with_max_clobbers.
5469 Add argument to targetm.hard_regno_call_part_clobbered call.
5470 (calls_have_same_clobbers_p): New function.
5471 (process_bb_lives): Add call_insn and last_call_insn variables.
5472 Pass call_insn to check_pseudos_live_through_calls.
5473 Modify if stmt to check targetm.return_call_with_max_clobbers.
5474 Update setting of flush variable.
5475 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
5477 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
5478 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
5479 targetm.hard_regno_call_part_clobbered call.
5480 * reginfo.c (choose_hard_reg_mode): Ditto.
5481 * regrename.c (check_new_reg_p): Ditto.
5482 * reload.c (find_equiv_reg): Ditto.
5483 * reload1.c (emit_reload_insns): Ditto.
5484 * sched-deps.c (deps_analyze_insn): Ditto.
5485 * sel-sched.c (init_regs_for_mode): Ditto.
5486 (mark_unavailable_hard_regs): Ditto.
5487 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
5488 * target.def (hard_regno_call_part_clobbered): Add insn argument.
5489 (return_call_with_max_clobbers): New target function.
5490 * doc/tm.texi: Regenerate.
5491 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
5492 * hooks.c (hook_bool_uint_mode_false): Change to
5493 hook_bool_insn_uint_mode_false.
5494 * hooks.h (hook_bool_uint_mode_false): Ditto.
5496 2019-01-11 Steve Ellcey <sellcey@marvell.com>
5498 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
5499 (aarch64_remove_extra_call_preserved_regs): New function.
5500 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
5501 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
5502 * doc/tm.texi: Regenerate.
5503 * final.c (get_call_reg_set_usage): Call new hook.
5504 * target.def (remove_extra_call_preserved_regs): New hook.
5505 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
5506 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
5508 2019-01-11 Jakub Jelinek <jakub@redhat.com>
5511 * passes.c (finish_optimization_passes): Call print_combine_total_stats
5512 inside of pass_combine_1 dump rather than pass_profile_1.
5514 2019-01-11 Tom de Vries <tdevries@suse.de>
5516 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
5517 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
5518 (PTX_NUM_PER_WORKER_BARRIERS): Define.
5519 (nvptx_apply_dim_limits): Prevent vector_length 64 and
5522 2019-01-11 Tom de Vries <tdevries@suse.de>
5524 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
5526 2019-01-11 Jan Beulich <jbeulich@suse.com>
5528 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
5529 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
5530 sse2_cvtsi2sd): Add {l}.
5531 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
5534 2019-01-10 Jakub Jelinek <jakub@redhat.com>
5537 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
5539 (*float<floatunssuffix>v2div2sf2): New define_insn.
5540 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
5541 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
5542 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
5543 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
5544 match_operands with "const0_operand" "C".
5546 2019-01-10 Tamar Christina <tamar.christina@arm.com>
5548 * config/aarch64/aarch64-builtins.c
5549 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
5550 (aarch64_init_simd_builtins): ...Here
5552 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
5554 PR rtl-optimization/87305
5556 (setup_live_pseudos_and_spill_after_risky_transforms): Check
5557 allocation for big endian pseudos used as paradoxical subregs and
5558 spill them if it is wrong.
5559 * lra-constraints.c (lra_constraints): Add a comment.
5561 2019-01-10 Richard Biener <rguenther@suse.de>
5563 PR tree-optimization/88792
5564 * tree-ssa-pre.c (get_representative_for): Do not return a
5567 2019-01-10 Jakub Jelinek <jakub@redhat.com>
5571 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
5572 (assign_parm_setup_block): Do the argument slot realignment here
5575 2019-01-10 Stefan Agner <stefan@agner.ch>
5578 * config/arm/arm.c (arm_option_override_internal): Force
5579 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
5581 2019-01-10 Jakub Jelinek <jakub@redhat.com>
5584 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
5587 2019-01-10 Tamar Christina <tamar.christina@arm.com>
5589 * config/arm/arm-builtins.c
5590 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
5591 (MAC_LANE_PAIR_QUALIFIERS): New.
5592 (arm_expand_builtin_args): Use it.
5593 (arm_expand_builtin_1): Likewise.
5594 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
5595 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
5596 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
5597 * config/arm/arm_neon.h:
5598 (vcadd_rot90_f16): New.
5599 (vcaddq_rot90_f16): New.
5600 (vcadd_rot270_f16): New.
5601 (vcaddq_rot270_f16): New.
5604 (vcmla_lane_f16): New.
5605 (vcmla_laneq_f16): New.
5606 (vcmlaq_lane_f16): New.
5607 (vcmlaq_laneq_f16): New.
5608 (vcmla_rot90_f16): New.
5609 (vcmlaq_rot90_f16): New.
5610 (vcmla_rot90_lane_f16): New.
5611 (vcmla_rot90_laneq_f16): New.
5612 (vcmlaq_rot90_lane_f16): New.
5613 (vcmlaq_rot90_laneq_f16): New.
5614 (vcmla_rot180_f16): New.
5615 (vcmlaq_rot180_f16): New.
5616 (vcmla_rot180_lane_f16): New.
5617 (vcmla_rot180_laneq_f16): New.
5618 (vcmlaq_rot180_lane_f16): New.
5619 (vcmlaq_rot180_laneq_f16): New.
5620 (vcmla_rot270_f16): New.
5621 (vcmlaq_rot270_f16): New.
5622 (vcmla_rot270_lane_f16): New.
5623 (vcmla_rot270_laneq_f16): New.
5624 (vcmlaq_rot270_lane_f16): New.
5625 (vcmlaq_rot270_laneq_f16): New.
5626 (vcadd_rot90_f32): New.
5627 (vcaddq_rot90_f32): New.
5628 (vcadd_rot270_f32): New.
5629 (vcaddq_rot270_f32): New.
5632 (vcmla_lane_f32): New.
5633 (vcmla_laneq_f32): New.
5634 (vcmlaq_lane_f32): New.
5635 (vcmlaq_laneq_f32): New.
5636 (vcmla_rot90_f32): New.
5637 (vcmlaq_rot90_f32): New.
5638 (vcmla_rot90_lane_f32): New.
5639 (vcmla_rot90_laneq_f32): New.
5640 (vcmlaq_rot90_lane_f32): New.
5641 (vcmlaq_rot90_laneq_f32): New.
5642 (vcmla_rot180_f32): New.
5643 (vcmlaq_rot180_f32): New.
5644 (vcmla_rot180_lane_f32): New.
5645 (vcmla_rot180_laneq_f32): New.
5646 (vcmlaq_rot180_lane_f32): New.
5647 (vcmlaq_rot180_laneq_f32): New.
5648 (vcmla_rot270_f32): New.
5649 (vcmlaq_rot270_f32): New.
5650 (vcmla_rot270_lane_f32): New.
5651 (vcmla_rot270_laneq_f32): New.
5652 (vcmlaq_rot270_lane_f32): New.
5653 (vcmlaq_rot270_laneq_f32): New.
5654 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
5655 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
5656 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
5657 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
5658 vcmlaq_lane270): New.
5659 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
5660 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
5661 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
5662 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
5663 (arm_option_reconfigure_globals): Use them.
5664 * config/arm/iterators.md (VDF, VQ_HSF): New.
5665 (VCADD, VCMLA): New.
5666 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
5667 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
5669 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
5670 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
5672 2019-01-10 Tamar Christina <tamar.christina@arm.com>
5674 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
5675 Add qualifier_lane_pair_index.
5676 (emit-rtl.h): Include.
5677 (TYPES_QUADOP_LANE_PAIR): New.
5678 (aarch64_simd_expand_args): Use it.
5679 (aarch64_simd_expand_builtin): Likewise.
5680 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
5682 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
5683 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
5684 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
5685 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
5686 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
5687 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
5688 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
5689 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
5690 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
5691 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
5692 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
5693 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
5694 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
5695 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
5696 Add __ARM_FEATURE_COMPLEX.
5697 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
5698 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
5699 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
5700 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
5701 fcmlaq_lane270): New.
5702 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
5703 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
5704 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
5705 * config/aarch64/arm_neon.h:
5706 (vcadd_rot90_f16): New.
5707 (vcaddq_rot90_f16): New.
5708 (vcadd_rot270_f16): New.
5709 (vcaddq_rot270_f16): New.
5712 (vcmla_lane_f16): New.
5713 (vcmla_laneq_f16): New.
5714 (vcmlaq_lane_f16): New.
5715 (vcmlaq_rot90_lane_f16): New.
5716 (vcmla_rot90_laneq_f16): New.
5717 (vcmla_rot90_lane_f16): New.
5718 (vcmlaq_rot90_f16): New.
5719 (vcmla_rot90_f16): New.
5720 (vcmlaq_laneq_f16): New.
5721 (vcmla_rot180_laneq_f16): New.
5722 (vcmla_rot180_lane_f16): New.
5723 (vcmlaq_rot180_f16): New.
5724 (vcmla_rot180_f16): New.
5725 (vcmlaq_rot90_laneq_f16): New.
5726 (vcmlaq_rot270_laneq_f16): New.
5727 (vcmlaq_rot270_lane_f16): New.
5728 (vcmla_rot270_laneq_f16): New.
5729 (vcmlaq_rot270_f16): New.
5730 (vcmla_rot270_f16): New.
5731 (vcmlaq_rot180_laneq_f16): New.
5732 (vcmlaq_rot180_lane_f16): New.
5733 (vcmla_rot270_lane_f16): New.
5734 (vcadd_rot90_f32): New.
5735 (vcaddq_rot90_f32): New.
5736 (vcaddq_rot90_f64): New.
5737 (vcadd_rot270_f32): New.
5738 (vcaddq_rot270_f32): New.
5739 (vcaddq_rot270_f64): New.
5743 (vcmla_lane_f32): New.
5744 (vcmla_laneq_f32): New.
5745 (vcmlaq_lane_f32): New.
5746 (vcmlaq_laneq_f32): New.
5747 (vcmla_rot90_f32): New.
5748 (vcmlaq_rot90_f32): New.
5749 (vcmlaq_rot90_f64): New.
5750 (vcmla_rot90_lane_f32): New.
5751 (vcmla_rot90_laneq_f32): New.
5752 (vcmlaq_rot90_lane_f32): New.
5753 (vcmlaq_rot90_laneq_f32): New.
5754 (vcmla_rot180_f32): New.
5755 (vcmlaq_rot180_f32): New.
5756 (vcmlaq_rot180_f64): New.
5757 (vcmla_rot180_lane_f32): New.
5758 (vcmla_rot180_laneq_f32): New.
5759 (vcmlaq_rot180_lane_f32): New.
5760 (vcmlaq_rot180_laneq_f32): New.
5761 (vcmla_rot270_f32): New.
5762 (vcmlaq_rot270_f32): New.
5763 (vcmlaq_rot270_f64): New.
5764 (vcmla_rot270_lane_f32): New.
5765 (vcmla_rot270_laneq_f32): New.
5766 (vcmlaq_rot270_lane_f32): New.
5767 (vcmlaq_rot270_laneq_f32): New.
5768 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
5769 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
5770 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
5771 (FCADD, FCMLA): New.
5773 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
5775 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
5779 * config/pa/pa.c: Change "can not" to "cannot".
5780 * gimple-ssa-evrp-analyze.c: Likewise.
5781 * ipa-icf.c: Likewise.
5782 * ipa-polymorphic-call.c: Likewise.
5783 * ipa-pure-const.c: Likewise.
5784 * lra-constraints.c: Likewise.
5785 * lra-remat.c: Likewise.
5786 * reload1.c: Likewise.
5787 * reorg.c: Likewise.
5788 * tree-ssa-uninit.c: Likewise.
5790 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
5794 * Makefile.in: Mechanically replace "can not" with "cannot".
5795 * alias.c: Likewise.
5796 * builtins.c: Likewise.
5797 * calls.c: Likewise.
5798 * cgraph.c: Likewise.
5799 * cgraph.h: Likewise.
5800 * cgraphclones.c: Likewise.
5801 * cgraphunit.c: Likewise.
5802 * combine-stack-adj.c: Likewise.
5803 * combine.c: Likewise.
5804 * common/config/i386/i386-common.c: Likewise.
5805 * config/aarch64/aarch64.c: Likewise.
5806 * config/alpha/sync.md: Likewise.
5807 * config/arc/arc.c: Likewise.
5808 * config/arc/predicates.md: Likewise.
5809 * config/arm/arm-c.c: Likewise.
5810 * config/arm/arm.c: Likewise.
5811 * config/arm/arm.h: Likewise.
5812 * config/arm/arm.md: Likewise.
5813 * config/arm/cortex-r4f.md: Likewise.
5814 * config/csky/csky.c: Likewise.
5815 * config/csky/csky.h: Likewise.
5816 * config/darwin-f.c: Likewise.
5817 * config/epiphany/epiphany.md: Likewise.
5818 * config/i386/i386.c: Likewise.
5819 * config/i386/sol2.h: Likewise.
5820 * config/m68k/m68k.c: Likewise.
5821 * config/mcore/mcore.h: Likewise.
5822 * config/microblaze/microblaze.md: Likewise.
5823 * config/mips/20kc.md: Likewise.
5824 * config/mips/sb1.md: Likewise.
5825 * config/nds32/nds32.c: Likewise.
5826 * config/nds32/predicates.md: Likewise.
5827 * config/pa/pa.c: Likewise.
5828 * config/rs6000/e300c2c3.md: Likewise.
5829 * config/rs6000/rs6000.c: Likewise.
5830 * config/s390/s390.h: Likewise.
5831 * config/sh/sh.c: Likewise.
5832 * config/sh/sh.md: Likewise.
5833 * config/spu/vmx2spu.h: Likewise.
5834 * cprop.c: Likewise.
5835 * dbxout.c: Likewise.
5836 * df-scan.c: Likewise.
5837 * doc/cfg.texi: Likewise.
5838 * doc/extend.texi: Likewise.
5839 * doc/fragments.texi: Likewise.
5840 * doc/gty.texi: Likewise.
5841 * doc/invoke.texi: Likewise.
5842 * doc/lto.texi: Likewise.
5843 * doc/md.texi: Likewise.
5844 * doc/objc.texi: Likewise.
5845 * doc/rtl.texi: Likewise.
5846 * doc/tm.texi: Likewise.
5848 * emit-rtl.c: Likewise.
5849 * emit-rtl.h: Likewise.
5850 * except.c: Likewise.
5851 * expmed.c: Likewise.
5853 * fold-const.c: Likewise.
5854 * genautomata.c: Likewise.
5855 * gimple-fold.c: Likewise.
5856 * hard-reg-set.h: Likewise.
5857 * ifcvt.c: Likewise.
5858 * ipa-comdats.c: Likewise.
5859 * ipa-cp.c: Likewise.
5860 * ipa-devirt.c: Likewise.
5861 * ipa-fnsummary.c: Likewise.
5862 * ipa-icf.c: Likewise.
5863 * ipa-inline-transform.c: Likewise.
5864 * ipa-inline.c: Likewise.
5865 * ipa-polymorphic-call.c: Likewise.
5866 * ipa-profile.c: Likewise.
5867 * ipa-prop.c: Likewise.
5868 * ipa-pure-const.c: Likewise.
5869 * ipa-reference.c: Likewise.
5870 * ipa-split.c: Likewise.
5871 * ipa-visibility.c: Likewise.
5873 * ira-build.c: Likewise.
5874 * ira-color.c: Likewise.
5875 * ira-conflicts.c: Likewise.
5876 * ira-costs.c: Likewise.
5877 * ira-int.h: Likewise.
5878 * ira-lives.c: Likewise.
5881 * loop-invariant.c: Likewise.
5882 * loop-unroll.c: Likewise.
5883 * lower-subreg.c: Likewise.
5884 * lra-assigns.c: Likewise.
5885 * lra-constraints.c: Likewise.
5886 * lra-eliminations.c: Likewise.
5887 * lra-lives.c: Likewise.
5888 * lra-remat.c: Likewise.
5889 * lra-spills.c: Likewise.
5891 * lto-cgraph.c: Likewise.
5892 * lto-streamer-out.c: Likewise.
5893 * postreload-gcse.c: Likewise.
5894 * predict.c: Likewise.
5895 * profile-count.h: Likewise.
5896 * profile.c: Likewise.
5897 * recog.c: Likewise.
5899 * reload.c: Likewise.
5900 * reload1.c: Likewise.
5901 * reorg.c: Likewise.
5902 * resource.c: Likewise.
5903 * rtl.def: Likewise.
5905 * rtlanal.c: Likewise.
5906 * sched-deps.c: Likewise.
5907 * sched-ebb.c: Likewise.
5908 * sched-rgn.c: Likewise.
5909 * sel-sched-ir.c: Likewise.
5910 * sel-sched.c: Likewise.
5911 * shrink-wrap.c: Likewise.
5912 * simplify-rtx.c: Likewise.
5913 * symtab.c: Likewise.
5914 * target.def: Likewise.
5915 * toplev.c: Likewise.
5916 * tree-call-cdce.c: Likewise.
5917 * tree-cfg.c: Likewise.
5918 * tree-complex.c: Likewise.
5919 * tree-core.h: Likewise.
5920 * tree-eh.c: Likewise.
5921 * tree-inline.c: Likewise.
5922 * tree-loop-distribution.c: Likewise.
5923 * tree-nrv.c: Likewise.
5924 * tree-profile.c: Likewise.
5925 * tree-sra.c: Likewise.
5926 * tree-ssa-alias.c: Likewise.
5927 * tree-ssa-dce.c: Likewise.
5928 * tree-ssa-dom.c: Likewise.
5929 * tree-ssa-forwprop.c: Likewise.
5930 * tree-ssa-loop-im.c: Likewise.
5931 * tree-ssa-loop-ivcanon.c: Likewise.
5932 * tree-ssa-loop-ivopts.c: Likewise.
5933 * tree-ssa-loop-niter.c: Likewise.
5934 * tree-ssa-phionlycprop.c: Likewise.
5935 * tree-ssa-phiopt.c: Likewise.
5936 * tree-ssa-propagate.c: Likewise.
5937 * tree-ssa-threadedge.c: Likewise.
5938 * tree-ssa-threadupdate.c: Likewise.
5939 * tree-ssa-uninit.c: Likewise.
5940 * tree-ssanames.c: Likewise.
5941 * tree-streamer-out.c: Likewise.
5944 * vr-values.c: Likewise.
5946 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
5948 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
5949 (ix86_split_xorsign): Ditto.
5950 * config/i386/i386.c (ix86_expand_xorsign): New function.
5951 (ix86_split_xorsign): Ditto.
5952 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
5953 (xorsign<mode>3): New expander.
5954 (xorsign<mode>3_1): New insn_and_split pattern.
5955 * config/i386/sse.md (xorsign<mode>3): New expander.
5957 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
5959 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
5960 (*tablejump_sp64): Likewise.
5961 (*tablejump<P:mode>): ...this.
5962 (*call_address_sp32): Merge into...
5963 (*call_address_sp64): Likewise.
5964 (*call_address<P:mode>): ...this.
5965 (*call_symbolic_sp32): Merge into...
5966 (*call_symbolic_sp64): Likewise.
5967 (*call_symbolic<P:mode>): ...this.
5968 (call_value): Remove constraint and add predicate.
5969 (*call_value_address_sp32): Merge into...
5970 (*call_value_address_sp64): Likewise.
5971 (*call_value_address<P:mode>): ...this.
5972 (*call_value_symbolic_sp32): Merge into...
5973 (*call_value_symbolic_sp64): Likewise.
5974 (*call_value_symbolic<P:mode>): ...this.
5975 (*sibcall_symbolic_sp32): Merge into...
5976 (*sibcall_symbolic_sp64): Likewise.
5977 (*sibcall_symbolic<P:mode>): ...this.
5978 (sibcall_value): Remove constraint and add predicate.
5979 (*sibcall_value_symbolic_sp32): Merge into...
5980 (*sibcall_value_symbolic_sp64): Likewise.
5981 (*sibcall_value_symbolic<P:mode>): ...this.
5982 (window_save): Minor tweak.
5983 (*branch_sp32): Merge into...
5984 (*branch_sp64): Likewise.
5985 (*branch<P:mode>): ...this.
5987 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
5988 James Clarke <jrtc27@jrtc27.com>
5991 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
5992 consistently in TLS address generation and adjust code to the renaming
5993 of patterns. Mark calls to __tls_get_addr as const.
5994 * config/sparc/sparc.md (tgd_hi22): Turn into...
5995 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
5996 (tgd_lo10): Turn into...
5997 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
5998 (tgd_add32): Merge into...
5999 (tgd_add64): Likewise.
6000 (tgd_add<P:mode>): ...this and use Pmode throughout.
6001 (tldm_hi22): Turn into...
6002 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
6003 (tldm_lo10): Turn into...
6004 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
6005 (tldm_add32): Merge into...
6006 (tldm_add64): Likewise.
6007 (tldm_add<P:mode>): ...this and use Pmode throughout.
6008 (tldm_call32): Merge into...
6009 (tldm_call64): Likewise.
6010 (tldm_call<P:mode>): ...this and use Pmode throughout.
6011 (tldo_hix22): Turn into...
6012 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
6013 (tldo_lox10): Turn into...
6014 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
6015 (tldo_add32): Merge into...
6016 (tldo_add64): Likewise.
6017 (tldo_add<P:mode>): ...this and use Pmode throughout.
6018 (tie_hi22): Turn into...
6019 (tie_hi22<P:mode>): ...this and use Pmode throughout.
6020 (tie_lo10): Turn into...
6021 (tie_lo10<P:mode>): ...this and use Pmode throughout.
6022 (tie_ld64): Use DImode throughout.
6023 (tie_add32): Merge into...
6024 (tie_add64): Likewise.
6025 (tie_add<P:mode>): ...this and use Pmode throughout.
6026 (tle_hix22_sp32): Merge into...
6027 (tle_hix22_sp64): Likewise.
6028 (tle_hix22<P:mode>): ...this and use Pmode throughout.
6029 (tle_lox22_sp32): Merge into...
6030 (tle_lox22_sp64): Likewise.
6031 (tle_lox22<P:mode>): ...this and use Pmode throughout.
6032 (*tldo_ldub_sp32): Merge into...
6033 (*tldo_ldub_sp64): Likewise.
6034 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
6035 (*tldo_ldub1_sp32): Merge into...
6036 (*tldo_ldub1_sp64): Likewise.
6037 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
6038 (*tldo_ldub2_sp32): Merge into...
6039 (*tldo_ldub2_sp64): Likewise.
6040 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
6041 (*tldo_ldsb1_sp32): Merge into...
6042 (*tldo_ldsb1_sp64): Likewise.
6043 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
6044 (*tldo_ldsb2_sp32): Merge into...
6045 (*tldo_ldsb2_sp64): Likewise.
6046 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
6047 (*tldo_ldub3_sp64): Use DImode throughout.
6048 (*tldo_ldsb3_sp64): Likewise.
6049 (*tldo_lduh_sp32): Merge into...
6050 (*tldo_lduh_sp64): Likewise.
6051 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
6052 (*tldo_lduh1_sp32): Merge into...
6053 (*tldo_lduh1_sp64): Likewise.
6054 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
6055 (*tldo_ldsh1_sp32): Merge into...
6056 (*tldo_ldsh1_sp64): Likewise.
6057 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
6058 (*tldo_lduh2_sp64): Use DImode throughout.
6059 (*tldo_ldsh2_sp64): Likewise.
6060 (*tldo_lduw_sp32): Merge into...
6061 (*tldo_lduw_sp64): Likewise.
6062 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
6063 (*tldo_lduw1_sp64): Use DImode throughout.
6064 (*tldo_ldsw1_sp64): Likewise.
6065 (*tldo_ldx_sp64): Likewise.
6066 (*tldo_stb_sp32): Merge into...
6067 (*tldo_stb_sp64): Likewise.
6068 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
6069 (*tldo_sth_sp32): Merge into...
6070 (*tldo_sth_sp64): Likewise.
6071 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
6072 (*tldo_stw_sp32): Merge into...
6073 (*tldo_stw_sp64): Likewise.
6074 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
6075 (*tldo_stx_sp64): Use DImode throughout.
6077 2018-01-09 Sudakshina Das <sudi.das@arm.com>
6079 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
6080 check configure option to set BTI and Return Address Signing.
6081 * configure.ac: Add --enable-standard-branch-protection and
6082 --disable-standard-branch-protection.
6083 * configure: Regenerated.
6084 * doc/install.texi: Document the same.
6086 2018-01-09 Sudakshina Das <sudi.das@arm.com>
6087 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6089 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
6090 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
6091 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
6093 * config/aarch64/aarch64-bti-insert.c: New file.
6094 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
6096 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
6098 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
6099 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
6100 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
6101 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
6103 2018-01-09 Sudakshina Das <sudi.das@arm.com>
6105 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
6106 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
6107 Disable bti for -mbranch-protection=none.
6108 (aarch64_handle_standard_branch_protection): Enable bti for
6109 -mbranch-protection=standard.
6110 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
6111 -mbranch-protection.
6112 (aarch64_bti_enabled): Check if bti is enabled.
6113 * config/aarch64/aarch64.opt: Declare target variable.
6114 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
6116 2018-01-09 Sudakshina Das <sudi.das@arm.com>
6118 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
6119 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
6120 (aarch64_expand_epilogue): Likewise.
6121 (aarch64_output_mi_thunk): Likewise
6122 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
6123 TAILCALL_ADDR_REGS to x16 and x17.
6124 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
6126 2018-01-09 Sudakshina Das <sudi.das@arm.com>
6128 * config/aarch64/aarch64-option-extensions.def: Define
6129 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
6130 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
6131 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
6132 (AARCH64_FL_PREDRES): New.
6133 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
6134 AARCH64_FL_PREDRES by default.
6135 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
6137 2018-01-09 Sudakshina Das <sudi.das@arm.com>
6139 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
6141 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
6142 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
6143 * doc/invoke.texi: Document ARMv8.5-A.
6145 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
6147 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
6148 (xorsign<mode>3): Likewise.
6150 2019-01-09 Jelinek <jakub@redhat.com>
6153 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
6154 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
6156 PR rtl-optimization/88331
6157 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
6158 not currently_expanding_to_rtl.
6160 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
6162 * doc/invoke.texi (-Os): Remove trailing spaces.
6163 (-finline-functions): Remove reference to -O2.
6165 2019-01-08 Jakub Jelinek <jakub@redhat.com>
6167 PR rtl-optimization/79593
6168 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
6170 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
6171 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
6173 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
6176 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
6180 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
6181 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
6183 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
6186 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
6187 ix86_avx_u128_mode_entry.
6189 2019-01-08 Martin Liska <mliska@suse.cz>
6191 PR tree-optimization/88753
6192 * tree-switch-conversion.c (switch_conversion::build_one_array):
6193 Come up with local variable constructor. Convert first to
6194 type of constructor values.
6196 2019-01-08 Richard Biener <rguenther@suse.de>
6198 PR tree-optimization/86554
6199 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
6200 rpo_avail): Move earlier.
6201 (visit_nary_op): When value-numbering to expressions
6202 with different overflow behavior make sure there's an
6203 available expression on the path.
6205 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
6207 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
6208 aarch64_parse_branch_protection,
6209 struct aarch64_branch_protect_type,
6210 aarch64_handle_no_branch_protection,
6211 aarch64_handle_standard_branch_protection,
6212 aarch64_validate_mbranch_protection,
6213 aarch64_handle_pac_ret_protection,
6214 aarch64_handle_attr_branch_protection,
6215 accepted_branch_protection_string,
6216 aarch64_pac_ret_subtypes,
6217 aarch64_branch_protect_types,
6218 aarch64_handle_pac_ret_leaf): Define.
6219 (aarch64_override_options_after_change_1, aarch64_override_options):
6220 Add check for accepted_branch_protection_string.
6221 (aarch64_option_save): Save accepted_branch_protection_string.
6222 (aarch64_option_restore): Save accepted_branch_protection_string.
6223 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
6224 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
6225 msign-return-address.
6226 * doc/invoke.texi: Add mbranch-protection.
6228 2019-01-08 Alan Modra <amodra@gmail.com>
6231 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
6232 Delete "unknownp" parameter. Adjust callers. Handle
6233 CONST_INT, PLUS, MINUS, and MULT.
6234 (attr_value_aligned): Renamed from or_attr_value.
6235 (min_attr_value): Return INT_MIN for unhandled rtl case..
6236 (min_fn): ..and translate to INT_MAX here.
6237 (write_length_unit_log): Modify to cope without "unknown".
6238 (write_attr_value): Handle IF_THEN_ELSE.
6240 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
6242 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
6243 optimization for masked stores.
6245 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
6248 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
6249 output vector directly to duplicate_and_interleave instead of
6250 going through a temporary. Postpone insertion of ctor_seq to
6251 the end of the loop.
6253 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
6256 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
6257 unsigned_p. Handle signed and unsigned overflow correction as
6259 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
6261 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
6263 (add<mode>3_compareV_imm): Make this callable for expanding.
6264 (subv<GPI:mode>4): Use register_operand for operand 1. Use
6265 aarch64_plus_operand for operand 2.
6266 (subv<GPI:mode>_insn): New insn pattern.
6267 (subv<GPI:mode>_imm): Likewise.
6268 (negv<GPI:mode>3): New expand pattern.
6269 (negv<GPI:mode>_insn): New insn pattern.
6270 (negv<GPI:mode>_cmp_only): Likewise.
6271 (cmpv<GPI:mode>_insn): Likewise.
6272 (subvti4): Use register_operand for operand 1. Update call to
6273 aarch64_expand_subvti.
6274 (usubvti4): Likewise.
6275 (negvti3): New expand pattern.
6276 (negdi_carryout): New insn pattern.
6277 (negvdi_carryinV): New insn pattern.
6278 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
6279 version the named version.
6280 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
6282 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
6284 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
6286 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
6287 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
6288 (sub<mode>3_carryinCV): Delete.
6289 (sub<GPI:mode>3_carryinV): New expand pattern.
6290 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
6292 2019-01-07 Richard Biener <rguenther@suse.de>
6294 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
6295 of tree_operand_hash.
6297 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
6299 PR tree-optimization/88598
6300 * tree.h (single_nonzero_element): Declare.
6301 * tree.c (single_nonzero_element): New function.
6302 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
6303 if I is the only nonzero element of CST.
6305 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
6307 PR tree-optimization/88598
6308 * tree.h (initializer_each_zero_or_onep): Declare.
6309 * tree.c (initializer_each_zero_or_onep): New function.
6310 (signed_or_unsigned_type_for): Handle float types too.
6311 (unsigned_type_for, signed_type_for): Update comments accordingly.
6312 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
6313 x & { 0 or -1, 0 or -1, ... }.
6315 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
6317 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
6318 with x86_64-pc-linux-gnu.
6320 2019-01-07 Tom de Vries <tdevries@suse.de>
6323 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
6325 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
6328 2019-01-07 Jakub Jelinek <jakub@redhat.com>
6330 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
6331 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
6332 TARGET_AVX512F as condition.
6335 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
6336 const_not_ok_for_debug_p target hook.
6337 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
6338 on UNSPEC and subexpressions thereof if all subexpressions of the
6339 UNSPEC are CONSTANT_P.
6341 PR tree-optimization/88676
6342 * tree-ssa-phiopt.c (two_value_replacement): New function.
6343 (tree_ssa_phiopt_worker): Call it.
6346 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
6347 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
6350 * tree-vect-generic.c: Include insn-config.h and recog.h.
6351 (expand_vector_piecewise): Add defaulted ret_type argument,
6352 if non-NULL, use that in preference to type for the result type.
6353 (expand_vector_parallel): Formatting fix.
6354 (do_vec_conversion, do_vec_narrowing_conversion,
6355 expand_vector_conversion): New functions.
6356 (expand_vector_operations_1): Call expand_vector_conversion
6357 for VEC_CONVERT ifn calls.
6358 * internal-fn.def (VEC_CONVERT): New internal function.
6359 * internal-fn.c (expand_VEC_CONVERT): New function.
6360 * fold-const-call.c (fold_const_vec_convert): New function.
6361 (fold_const_call): Use it for CFN_VEC_CONVERT.
6362 * doc/extend.texi (__builtin_convertvector): Document.
6364 2019-01-07 Tom de Vries <tdevries@suse.de>
6366 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
6367 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
6368 vector_red_partition, vector_red_sym): New global variables.
6369 (nvptx_option_override): Initialize vector_red_sym.
6370 (nvptx_declare_function_name): Restore red_partition register.
6371 (nvptx_file_end): Emit code to declare the vector reduction variables.
6372 (nvptx_output_red_partition): New function.
6373 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
6374 large vector reductions.
6375 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
6376 (nvptx_init_builtins): Add VECTOR_ADDR.
6377 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
6378 Handle nvptx_expand_shared_addr.
6379 (nvptx_get_shared_red_addr): Add vector argument and handle large
6381 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
6383 (nvptx_goacc_reduction_init): Likewise.
6384 (nvptx_goacc_reduction_fini): Likewise.
6385 (nvptx_goacc_reduction_teardown): Likewise.
6386 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
6387 init,fini,teardown}.
6388 (nvptx_init_axis_predicate): Initialize vector_red_partition.
6389 (nvptx_set_current_function): Init vector_red_partition.
6390 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
6391 (nvptx_red_partition): New insn.
6392 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
6394 2019-01-07 Tom de Vries <tdevries@suse.de>
6397 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
6400 2019-01-07 Tom de Vries <tdevries@suse.de>
6402 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
6403 (nvptx_option_override): Init oacc_bcast_partition.
6404 (nvptx_init_oacc_workers): New function.
6405 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
6406 (nvptx_needs_shared_bcast): New function.
6407 (nvptx_find_par): Generalize to enable vectors to use shared-memory
6409 (nvptx_shared_propagate): Initialize vector bcast partition and
6410 synchronization state.
6411 (nvptx_single): Generalize to enable vectors to use shared-memory
6413 (nvptx_process_pars): Likewise.
6414 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
6415 * config/nvptx/nvptx.h (struct machine_function): Add
6416 bcast_partition and sync_bar members.
6418 2019-01-07 Tom de Vries <tdevries@suse.de>
6420 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
6421 (nvptx_apply_dim_limits): New function.
6422 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
6425 2019-01-07 Tom de Vries <tdevries@suse.de>
6427 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
6428 as late as possible.
6430 2019-01-07 Tom de Vries <tdevries@suse.de>
6432 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
6433 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
6434 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
6435 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
6436 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
6438 2019-01-07 Tom de Vries <tdevries@suse.de>
6440 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
6442 2019-01-07 Tom de Vries <tdevries@suse.de>
6444 * omp-offload.c (oacc_get_min_dim): New function.
6445 * omp-offload.h (oacc_get_min_dim): Declare.
6447 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
6450 * config/i386/i386.c (function_value_ms_64): Return small sturct in
6451 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
6453 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6457 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
6459 * ipa-inline.c (edge_badness): Use inlined_time instead of
6460 inline_summaries->get.
6462 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6464 * opts.c (enable_fdo_optimizations): Enable
6465 version-loops-for-strides, loop-interchange, unrol-and-jam
6466 and tree-loop-distribution.
6467 * invoke.texi: Document newly enabled options.
6469 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6471 * doc/invoke.texi (max-inline-insns-small): New parameters.
6472 * ipa-inline.c (want_early_inline_function_p): simplify.
6473 (want_inline_small_function_p): Fix pasto from previous patch;
6474 use max-inline-insns-small bound.
6475 * params.def (max-inline-insns-small): New param.
6476 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
6477 variables correctly.
6479 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6481 * doc/invoke.texi: Document max-inline-insns-size,
6482 uninlined-function-insns, uninlined-function-time,
6483 uninlined-thunk-insns and uninlined-thunk-time.
6484 * params.def: Add max-inline-insns-size,
6485 uninlined-function-insns, uninlined-function-time,
6486 uninlined-thunk-insns and uninlined-thunk-time.
6487 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
6489 * ipa-inline.c (can_inline_edge_by_limits_p,
6490 want_inline_small_function_p): Use new parameters.
6492 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6494 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
6496 2019-01-05 Jakub Jelinek <jakub@redhat.com>
6500 * expr.c (expand_assignment): For calls returning VLA structures
6501 if to_rtx is not a MEM, force it into a stack temporary.
6504 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
6505 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
6506 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
6507 subexpressions of both operands.
6508 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
6509 subrtxes are CONSTANT_P.
6510 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
6513 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
6515 * params.def (hot-bb-count-ws-permille): Set to 990.
6517 2019-01-04 Martin Sebor <msebor@redhat.com>
6520 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
6523 2019-01-04 Martin Sebor <msebor@redhat.com>
6526 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
6528 2019-01-04 Jakub Jelinek <jakub@redhat.com>
6530 * gdbinit.in: Turn off pagination for the skip commands, restore
6531 it to previous state afterwards.
6533 2019-01-04 Jakub Jelinek <jakub@redhat.com>
6536 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
6537 of GET_MODE (opN) as modes of the libcall arguments.
6539 2019-01-04 Jan Beulich <jbeulich@suse.com>
6541 * config/i386/sse.md
6542 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
6543 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
6544 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
6545 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
6546 avx512f_vmcmp<mode>3<round_saeonly_name>,
6547 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
6548 avx512f_maskcmp<mode>3,
6549 <avx512>_cvt<ssemodesuffix>2mask<mode>,
6550 <avx512>_cvt<ssemodesuffix>2mask<mode>,
6551 *<avx512>_cvtmask2<ssemodesuffix><mode>,
6552 *<avx512>_cvtmask2<ssemodesuffix><mode>,
6553 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
6554 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
6555 <avx512>_gt<mode>3<mask_scalar_merge_name>,
6556 <avx512>_gt<mode>3<mask_scalar_merge_name>,
6557 <avx512>_testm<mode>3<mask_scalar_merge_name>,
6558 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
6559 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
6560 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
6561 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
6562 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
6563 avx512cd_maskb_vec_dup<mode>,
6564 avx512cd_maskw_vec_dup<mode>,
6565 avx512dq_fpclass<mode><mask_scalar_merge_name>,
6566 avx512dq_vmfpclass<mode>,
6567 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
6570 2019-01-03 Martin Sebor <msebor@redhat.com>
6572 PR tree-optimization/88659
6573 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
6575 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
6577 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
6578 unaligned vsx and avoid lxvd2x/stxvd2x.
6579 (gen_lvx_v4si_move): New function.
6581 2019-01-03 Tom de Vries <tdevries@suse.de>
6583 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
6584 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
6586 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
6588 2019-01-03 Tom de Vries <tdevries@suse.de>
6590 * config/nvptx/nvptx.c (struct offload_attrs): New.
6591 (populate_offload_attrs): New function. Factor mask extraction out of
6592 nvptx_reorg. Add extraction of dimensions.
6593 (nvptx_reorg): Use populate_offload_attrs.
6595 2019-01-03 Tom de Vries <tdevries@suse.de>
6597 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
6598 cases for oacc_min_dims_p and routine_p. Add asserts for
6599 oacc_default_dims_p and offload_region_p.
6601 2019-01-03 Tom de Vries <tdevries@suse.de>
6603 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
6605 (nvptx_goacc_validate_dims): ... here.
6607 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
6609 PR tree-optimization/85574
6610 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
6612 (struct ssa_equip_hash_traits): Declare.
6613 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
6615 2019-01-03 Jakub Jelinek <jakub@redhat.com>
6618 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
6619 change it to qualified_type.
6621 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
6623 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
6624 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
6626 2019-01-02 Martin Sebor <msebor@redhat.com>
6627 Jeff Law <law@redhat.com>
6629 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
6630 (get_range_strlen_tree): Update appropriately.
6632 * gimple-fold.h (get_range_strlen): Drop unused last argument.
6634 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
6635 rather than set_range_info.
6636 * tree-ssa-strlen.c (set_strlen_range): Extracted from
6637 maybe_set_strlen_range. Handle potentially boundary crossing
6638 cases more conservatively.
6639 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
6640 Call set_strlen_range.
6641 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
6644 * gimple-fold.c (get_range_strlen): Update prototype to no longer
6645 need the flexp argument.
6646 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
6647 from calls to get_range_strlen. Update comments. Just update
6648 VAL for an unterminated const char array and let the reset of the
6649 code handle it normally. No longer try to set *flexp. Adjust
6651 (get_range_strlen): Update for the new get_range_strlen API.
6652 (get_maxval_strlen): Similarly.
6653 (gimple_fold_builtin_strlen): Handle update meaning of return value
6654 from get_range_strlen.
6655 * gimple-ssa-sprintf.c (get_string_length): Update for the new
6656 get_range_strlen API.
6658 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
6661 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
6662 false at WPA time when body was removed.
6664 2019-01-02 Martin Liska <mliska@suse.cz>
6666 PR tree-optimization/88650
6667 * predict.c (set_even_probabilities): Calculate probability
6668 remainer only when really used.
6670 2019-01-02 Richard Biener <rguenther@suse.de>
6673 * tree-data-ref.c (analyze_subscript_affine_affine): Use
6674 widest_ints when mangling max_stmt_execution results.
6676 2019-01-02 Richard Biener <rguenther@suse.de>
6678 PR tree-optimization/88621
6679 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
6680 bitfields when canoncalizing.
6682 2019-01-02 Richard Biener <rguenther@suse.de>
6685 * config/i386/x86-tune-costs.h (intel_cost): Adjust
6686 cost of cheap SSE instruction.
6688 2019-01-02 Richard Biener <rguenther@suse.de>
6691 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
6692 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
6694 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
6695 set after UIDs before splitting them.
6697 2019-01-01 Martin Sebor <msebor@redhat.com>
6698 Jeff Law <law@redhat.com>
6700 * gimple-fold.c (get_range_strlen_tree): Record if the computed
6701 length is optimistic. If it is, then arrange to compute the
6702 conservative length as well.
6704 * gimple-fold.h (get_range_strlen): Update prototype.
6705 * builtins.c (check_access): Update call to get_range_strlen to use
6706 c_strlen_data pointer. Change various variable accesses to instead
6707 pull data from the c_strlen_data structure.
6708 (check_strncat_sizes, expand_builtin_strncat): Likewise.
6709 * calls.c (maybe_warn_nonstring_arg): Likewise.
6710 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
6711 minimum length if maximum lengh is unknown.
6712 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
6713 that used c_strlen, it's no longer needed. Restructure slightly.
6714 (format_string): Set unlikely range appropriately.
6715 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
6717 (get_range_strlen): Accept c_strlen_data pointer for external
6718 call sites as well. Pass through to call to internal get_range_strlen.
6719 Adjust minlen, maxlen and maxbound as needed.
6720 (get_maxval_strlen): Update comments.
6721 (gimple_fold_builtin_strlen): Update call to get_range_strlen
6722 to use c_strlen_data pointer. Change variable accesses to instead
6723 use c_strlen_data data members.
6725 * gimple-fold.c (get_range_strlen): Update prototype.
6726 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
6727 local variables. Use pdata to return information to caller.
6728 Update calls to get_range_strlen. Update pdata->maxbound.
6729 (get_range_strlen -- static version): Similarly.
6730 (get_range_strlen -- extern version): Update for internal
6731 get_range_strlen API change. Convert to external data format.
6732 (get_maxval_strlen): Similarly.
6734 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
6736 * coverage.c (get_coverage_counts): Use current_function_decl.
6737 * profile.c (read_thunk_profile): New function.
6738 (branch_prob): Add THUNK parameter.
6739 * tree-profile.c (tree_profiling): Handle thunks.
6740 * value-prof.c (init_node_map): Handle thunks.
6741 * value-prof.h (branch_prob): Upate prototype.
6742 (read_thunk_profile): Declare.
6744 2019-01-01 Jakub Jelinek <jakub@redhat.com>
6746 Update copyright years.
6748 * gcc.c (process_command): Update copyright notice dates.
6749 * gcov-dump.c (print_version): Ditto.
6750 * gcov.c (print_version): Ditto.
6751 * gcov-tool.c (print_version): Ditto.
6752 * gengtype.c (create_file): Ditto.
6753 * doc/cpp.texi: Bump @copying's copyright year.
6754 * doc/cppinternals.texi: Ditto.
6755 * doc/gcc.texi: Ditto.
6756 * doc/gccint.texi: Ditto.
6757 * doc/gcov.texi: Ditto.
6758 * doc/install.texi: Ditto.
6759 * doc/invoke.texi: Ditto.
6761 Copyright (C) 2019 Free Software Foundation, Inc.
6763 Copying and distribution of this file, with or without modification,
6764 are permitted in any medium without royalty provided the copyright
6765 notice and this notice are preserved.