1 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
3 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
5 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
6 Kito Cheng <kito.cheng@gmail.com>
7 Shiva Chen <shiva0217@gmail.com>
9 * config/nds32/nds32-md-auxiliary.c
10 (nds32_legitimize_pic_address): Use new PIC pattern.
11 (nds32_legitimize_tls_address): Use new TLS pattern.
12 (nds32_output_symrel): New.
13 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
14 (nds32_alloc_relax_group_id): Ditto.
15 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
16 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
18 (nds32_group_tls_insn): Ditto.
19 (nds32_group_float_insns): Ditto.
20 * config/nds32/nds32.md (tls_le): New.
23 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
25 * configure: Add nds32 target for dwarf2 debug_line checking.
26 * configure.ac: Regenerated.
28 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
31 * ipa-devirt.c (skip_in_fields_list_p): New.
32 (odr_types_equivalent_p): Use it.
34 2019-04-13 Jakub Jelinek <jakub@redhat.com>
37 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
38 instead of strncmp when checking for thumb and arm. Formatting fixes.
40 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
42 * doc/install.texi: Document --with-target-system-zlib.
44 2019-04-12 Martin Sebor <msebor@redhat.com>
50 * targhooks.c (default_vector_alignment): Avoid assuming
51 argument fits in SHWI.
52 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
54 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
56 2019-04-12 Jakub Jelinek <jakub@redhat.com>
58 PR rtl-optimization/89965
59 * dce.c: Include rtl-iter.h.
60 (struct check_argument_load_data): New type.
61 (check_argument_load): New function.
62 (find_call_stack_args): Check for loads from stack slots still tracked
63 in sp_bytes and punt if any is found.
65 * config/mips/loongson-mmiintrin.h: Fix up #error message.
67 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
69 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
70 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
72 2019-04-12 Martin Liska <mliska@suse.cz>
75 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
77 (separate_attrs): Handle multiple 'default's.
78 (expand_target_clones): Rework error handling code.
80 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
83 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
84 mode of vector rather than mode of destination for move instruction.
85 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
86 Use QI inner mode with V16QI vector mode.
88 2019-04-12 Jakub Jelinek <jakub@redhat.com>
91 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
92 "invalid %%t operand" in output_operand_lossage message.
94 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
96 * config/s390/predicates.md (permute_pattern_operand): New
98 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
99 operand for the permute pattern.
100 ("*vec_perm<mode>"): New insn definition.
101 ("bswap<mode>"): Generate the permute pattern operand in the
102 expander and perform the operand reloads for pre arch13 level
104 ("*bswap<mode>_emu"): Rename to ...
105 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
106 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
107 Add the USE operand for the permute pattern.
108 ("*vec_set_bswap_vec<mode>"): Likewise.
110 2019-04-12 Jakub Jelinek <jakub@redhat.com>
113 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
114 and gcc_unreachable if it fails, just call tree_to_uhwi which
115 verifies that too. Test TREE_CHAIN instead of list_length > 1.
116 Start warning message with a lower-case letter. Formatting fixes.
118 PR rtl-optimization/90026
119 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
120 successors, look for BARRIERs inside of the whole BB_FOOTER chain
121 rather than just at the start of it. If e->src BB_FOOTER is not NULL
122 in cfglayout mode, use emit_barrier_after_bb.
124 2018-04-11 Steve Ellcey <sellcey@marvell.com>
126 PR rtl-optimization/87763
127 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
130 2019-04-11 Tom de Vries <tdevries@suse.de>
132 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
133 max macro using statement expression.
135 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
137 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
138 * xcoffout.c (xcoff_private_rodata_section_name): Define.
139 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
140 read_only_private_data_section using xcoff_private_rodata_section_name.
141 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
143 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
146 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
148 2019-04-11 Jakub Jelinek <jakub@redhat.com>
150 PR rtl-optimization/89965
151 * dce.c (sp_based_mem_offset): New function.
152 (find_call_stack_args): Use sp_based_mem_offset.
154 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
156 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
158 2019-04-11 Richard Biener <rguenther@suse.de>
160 PR tree-optimization/90020
161 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
162 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
163 * tree-ssa-pre.c (compute_avail): Use it to not put
164 possibly trapping references after a call that might not
166 * gcse.c (compute_hash_table_work): Do not elide
167 marking a block containing a call if the call might not
170 2019-04-11 Richard Biener <rguenther@suse.de>
172 PR tree-optimization/90018
173 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
174 Test both SLP and interleaving variants.
176 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
178 * config/s390/8561.md: New file.
179 * config/s390/driver-native.c (s390_host_detect_local_cpu):
180 Add arch13 cpu model.
181 * config/s390/s390-opts.h (enum processor_type): Likewise.
182 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
183 (s390_get_unit_mask): Likewise.
184 (s390_is_fpd): Likewise.
185 (s390_is_fxd): Likewise.
186 * config/s390/s390.h (s390_tune_attr): Likewise.
187 * config/s390/s390.md: Include arch13 pipeline description.
188 * config/s390/s390.opt: Add arch13.
190 2018-04-10 Steve Ellcey <sellcey@marvell.com>
192 PR rtl-optimization/87763
193 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
195 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
197 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
199 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
200 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
201 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
202 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
204 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
206 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
207 "Although" in -fipa-icf documentation.
209 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
210 of using multiple -g options.
212 2019-04-10 Martin Liska <mliska@suse.cz>
214 PR gcov-profile/89959
215 * doc/gcov.texi: Make documentation of -x option
218 2019-04-10 Richard Biener <rguenther@suse.de>
220 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
222 (DR_GROUP_SAME_DR_STMT): Remove.
223 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
224 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
226 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
227 (vect_record_grouped_load_vectors): Remove unreachable code.
229 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
232 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
233 obsolete reference to N.
235 2019-04-10 Jakub Jelinek <jakub@redhat.com>
238 * expr.c (store_expr): Set properly size on the MEM passed to
242 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
243 with strlen in between hostsz-3 and hostsz-1 inclusive when no
244 translation is needed, and when translation is needed, only append
245 ... if the string length is hostsz or more bytes long. Avoid using
248 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
251 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
252 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
254 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
255 differences directly.
256 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
258 2019-04-09 Jakub Jelinek <jakub@redhat.com>
261 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
263 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
265 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
266 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
267 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
268 trailing space from -gsplit-dwarf diagnostics.
270 PR tree-optimization/89998
271 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
272 instead of integer_type_node if possible, don't add ranges if return
273 type is not compatible with int.
274 * gimple-fold.c (gimple_fold_builtin_sprintf,
275 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
278 2019-04-09 Martin Liska <mliska@suse.cz>
280 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
281 * doc/install.texi: Document the new config.
283 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
285 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
286 use gimple_expr_type for load and store calls. Skip over the
287 condition argument in a conditional internal function.
288 Protect use of TREE_INT_CST_LOW.
290 2019-04-09 Jakub Jelinek <jakub@redhat.com>
293 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
294 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
295 trailing period from it too.
297 2019-04-08 wu yuan <wuyuan5@huawei.com>
299 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
300 * config/aarch64/aarch64.md : Add "tsv110.md"
301 * config/aarch64/tsv110.md: New file.
303 2019-04-08 Richard Biener <rguenther@suse.de>
305 PR tree-optimization/90006
306 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
309 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
312 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
314 (fma_root_node): Likewise.
315 (func_fma_steering): Likewise.
317 2019-04-08 Jakub Jelinek <jakub@redhat.com>
319 PR rtl-optimization/89865
320 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
322 PR rtl-optimization/89865
323 * config/i386/i386.md
324 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
325 numbers not to clash with the additional operands[4].
326 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
327 with extra register copy in the middle.
329 2019-04-08 Martin Liska <mliska@suse.cz>
331 PR gcov-profile/89961
332 * doc/gcov.texi: Document data_file.
333 * gcov.c (generate_results): Add data_info into JSON output.
335 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
337 PR tree-optimization/89725
338 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
339 loop's chrec as invariant symbol.
340 * tree-chrec.h (chrec_contains_symbols): New parameter.
341 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
342 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
343 function of loops not in DDR's loop_nest.
344 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
346 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
349 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
352 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
355 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
356 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
358 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
360 * sched-deps.c (sched_macro_fuse_insns): Check return value of
361 targetm.fixed_condition_code_regs.
363 2019-04-05 Richard Biener <rguenther@suse.de>
367 * tree-cfgcleanup.c (remove_forwarder_block): Always move
368 debug bind stmts but reset them if they are not valid at the
371 2019-04-05 Martin Liska <mliska@suse.cz>
374 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
375 order to wrap keywords or arguments.
376 * collect2.c (main): Likewise.
377 (scan_prog_file): Likewise.
378 (scan_libraries): Likewise.
379 * common/config/riscv/riscv-common.c
380 (riscv_subset_list::parsing_subset_version): Likewise.
381 (riscv_subset_list::parse_std_ext): Likewise.
382 * config/aarch64/aarch64.c (aarch64_override_options_internal):
384 * config/arm/arm.c (arm_option_override): Likewise.
385 * config/cris/cris.c (cris_print_operand): Likewise.
386 * config/darwin-c.c (darwin_pragma_options): Likewise.
387 (darwin_pragma_unused): Likewise.
388 (darwin_pragma_ms_struct): Likewise.
389 * config/ft32/ft32.c (ft32_print_operand): Likewise.
390 * config/i386/i386.c (print_reg): Likewise.
391 (ix86_print_operand): Likewise.
392 * config/i386/xm-djgpp.h: Likewise.
393 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
394 * config/m32c/m32c.c (m32c_option_override): Likewise.
395 * config/msp430/msp430.c (msp430_option_override): Likewise.
396 * config/nds32/nds32.c (nds32_option_override): Likewise.
397 * config/nvptx/mkoffload.c (main): Likewise.
398 * config/rx/rx.c (rx_print_operand): Likewise.
399 (valid_psw_flag): Likewise.
400 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
401 (vms_pragma_nomember_alignment): Likewise.
402 (vms_pragma_extern_model): Likewise.
403 * lto-wrapper.c (compile_offload_image): Likewise.
404 * omp-offload.c (oacc_parse_default_dims): Likewise.
405 * symtab.c (symtab_node::verify_base): Likewise.
406 * tlink.c (recompile_files): Likewise.
407 (start_tweaking): Likewise.
408 * tree-profile.c (parse_profile_filter): Likewise.
410 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
412 PR tree-optimization/89956
413 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
414 multiple negates of the same value.
416 2019-04-04 Martin Sebor <msebor@redhat.com>
420 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
421 have the same precision since the function crashes otherwise.
422 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
423 has non-zero arguments.
425 2019-04-04 Martin Sebor <msebor@redhat.com>
428 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
429 out if the number of arguments is less than expected.
431 2019-04-04 Jeff Law <law@redhat.com>
433 PR rtl-optimization/89399
434 * ree.c (combine_set_extension): Use single_set rather than
435 digging into PATTERN for items on the candidate list.
436 (combine_reaching_defs): Likewise.
438 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
440 PR rtl-optimization/46590
441 * loop-invariant.c (find_defs): Move df_remove_problem and
442 df_process_deferred_rescans to move_invariants.
443 Move df_live_add_problem and df_live_set_all_dirty calls
445 (move_invariants): Likewise.
446 (move_loop_invariants): Likewise, making the df_live calls
447 conditional on -O. Remove the problem again if we added it
450 2019-04-03 qing zhao <qing.zhao@oracle.com>
452 PR tree-optimization/89730
453 * ipa-inline.c (can_inline_edge_p): Delete the checking for
454 -flive-patching=inline-only-static.
455 (can_inline_edge_by_limits_p): Add the checking for
456 -flive-patching=inline-only-static and grant always_inline
457 even when -flive-patching=inline-only-static is specified.
459 2019-04-03 Jeff Law <law@redhat.com>
461 PR rtl-optimization/81025
462 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
464 2019-04-03 Richard Biener <rguenther@suse.de>
466 PR tree-optimization/84101
467 * tree-vect-stmts.c: Include explow.h for hard_function_value,
468 regs.h for hard_regno_nregs.
469 (cfun_returns): New helper.
470 (vect_model_store_cost): When vectorizing a store to a decl
471 we return and the function ABI returns in a multi-reg location
472 account for the possible spilling that will happen.
474 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
476 * config/s390/s390.c (s390_legitimate_address_p): Reject long
477 displacement addresses for vector mode operands.
479 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
481 * config/arc/arc.c (GMASK_LEN): Define.
482 (arc_restore_callee_saves): Restore first blink when
485 2019-04-03 Sudakshina Das <sudi.das@arm.com>
487 * doc/extend.texi: Add deprecated comment on sign-return-address
488 function attribute and add mbranch-protection.
489 * doc/invoke.texi: Add bti to the options for mbranch-protection.
491 2019-04-03 Richard Biener <rguenther@suse.de>
494 * lto-wrapper.c (run_gcc): Avoid implicit rules making
495 the all target phony.
497 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
501 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
502 Return false for variable DImode shifts.
503 (dimode_scalar_chain::compute_convert_gain): Do not handle
504 register count operand in variable DImode shifts.
505 (dimode_scalar_chain::make_vector_copies): Remove support to copy
506 count argument of a variable shift instruction to a vector register.
507 (dimode_scalar_chain::convert_reg): Remove support to convert
508 count argument of a variable shift instruction.
510 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
512 PR rtl-optimization/84206
513 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
514 iterating over loop headers.
516 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
518 PR rtl-optimization/85876
519 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
520 beyond the original fence.
522 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
524 * config.gcc: Mark spu* targets as deprecated/obsolete.
526 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
528 * config/s390/s390-builtin-types.def: New builtin function type
529 definitions. Remove unused types.
530 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
531 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
532 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
534 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
535 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
536 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
537 (vec_double, vec_signed, vec_unsigned): Define to use the new
539 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
542 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
544 * config/s390/s390-builtin-types.def: New builtin function type
546 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
547 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
548 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
549 (s390_vstrszh, s390_vstrszf): New low-level builtins.
550 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
551 constant definitions.
552 * config/s390/vecintrin.h (vec_search_string_cc)
553 (vec_search_string_until_zero_cc): New builtin name definitions.
554 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
556 ("vec_vstrs<mode>"): New insn definition.
558 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
560 * config/s390/s390-builtin-types.def: Add new builtin function
562 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
563 New overloaded builtins.
564 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
566 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
567 (UNSPEC_VEC_SLDBYTE): ... this.
568 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
569 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
571 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
572 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
573 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
575 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
577 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
579 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
580 * config/s390/vector.md (V_HW_HSD): ... here.
582 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
584 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
585 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
586 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
587 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
588 New insn definitions.
590 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
592 * config/s390/s390-builtin-types.def: Add new builtin function type.
593 * config/s390/s390-builtins.def: Add overloaded builtin
594 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
595 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
596 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
597 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
598 ("eltswap<mode>"): New expander.
599 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
602 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
604 * config/s390/s390-builtin-types.def: Add new builtin function types.
605 * config/s390/s390-builtins.def: Add overloaded builtin
606 s390_vec_revb. Add low-level builtins for vlbr and vstbr
608 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
609 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
610 ("bswap<mode>"): New expander.
611 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
613 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
615 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
616 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
617 vector builtin version number in __VEC__.
619 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
621 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
623 (SFSI): New mode attribute.
624 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
625 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
627 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
628 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
629 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
630 ("floatsi<mode>2"): Add wcefb instruction.
632 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
634 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
635 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
637 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
638 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
639 support 32 bit fp-int conversions. Rename to ...
640 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
641 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
642 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
643 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
646 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
648 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
649 if-then-else constructs if we can use the select instruction.
650 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
652 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
654 * config/s390/s390.md ("*popcountdi_arch13_cc")
655 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
657 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
658 Append _z196 to make it ...
659 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
660 ("popcounthi2_z196"): ... this.
661 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
662 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
664 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
666 * config/s390/s390.c (s390_canonicalize_comparison): Convert
667 certain compares for arch13 in order to make use of the condition
668 code result produced by the new instructions.
669 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
670 nxrk, and nxgrk instruction patterns.
671 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
672 (inv_no): Add new code iterator together with some attributes.
673 ("*andc_split_<mode>"): Disable splitter for arch13.
674 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
675 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
676 ("*<ANDOR:bitops_name>c<GPR:mode>")
677 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
678 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
679 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
680 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
682 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
684 * common/config/s390/s390-common.c (processor_flags_table): New
686 * config.gcc: Support arch13 with the --with-arch= configure flag.
687 * config/s390/driver-native.c (s390_host_detect_local_cpu):
688 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
689 * config/s390/s390.c (s390_get_sched_attrmask)
690 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
691 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
692 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
693 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
694 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
696 * config/s390/s390.opt: Support arch13 as processor type in
697 command line options.
699 2019-04-02 Martin Liska <mliska@suse.cz>
702 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
703 Fix param description of graphite-max-arrays-per-scop.
705 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
707 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
708 (ASAN_CC1_SPEC): Use it in 64-bit mode.
709 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
711 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
713 PR rtl-optimization/85412
714 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
715 sel_sched_region_1, not after.
717 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
719 PR rtl-optimization/86928
720 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
721 compute_live if necessary.
722 (sel_redirect_edge_and_branch): Likewise.
724 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
726 PR rtl-optimization/89865
727 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
728 register if it is a part of small class.
730 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
732 PR rtl-optimization/87273
733 * sel-sched-ir.c (merge_fences): Remove assert.
735 2019-04-01 Richard Biener <rguenther@suse.de>
737 PR tree-optimization/46590
738 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
739 (dom_walker::m_reachability): Add in place of...
740 (dom_walker::m_skip_unreachable_blocks): ...this.
741 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
742 Move complex initialization ...
743 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
744 lazily and initialize edge flags on each invocation.
745 (dom_walker::bb_reachable): Use m_reachability.
747 2019-04-01 Martin Liska <mliska@suse.cz>
750 * opt-suggestions.c (option_proposer::build_option_suggestions):
751 Add variant without any argument in order to provide better
754 2019-04-01 Richard Biener <rguenther@suse.de>
757 * gimple.c: Include langhooks.h.
758 (gimple_get_alias_set): Treat enumeral types as the underlying
761 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
762 Eric Botcazou <ebotcazou@adacore.com>
764 PR rtl-optimization/89862
765 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
766 that operates on the full registers for WORD_REGISTER_OPERATIONS
769 2019-03-29 Jim Wilson <jimw@sifive.com>
771 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
772 Clear MASK_RVC and then set if C subset supported.
774 2019-03-29 Jakub Jelinek <jakub@redhat.com>
777 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
778 non-addressable complit into its initializer if it is volatile.
780 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
782 * opts-common.c (integral_argument): Set errno properly in one case.
784 2019-03-29 Martin Liska <mliska@suse.cz>
786 * doc/invoke.texi: Remove -Wchkp from documentation.
788 2019-03-29 Martin Liska <mliska@suse.cz>
790 * dbgcnt.c (print_limit_reach): New function.
793 2019-03-29 Martin Liska <mliska@suse.cz>
795 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
796 (dbg_cnt_process_opt): Parse first tokens aas
797 dbg_cnt_process_single_pair is also using strtok.
799 2019-03-29 Jakub Jelinek <jakub@redhat.com>
801 PR rtl-optimization/87485
802 * function.c (expand_function_end): Move stack_protect_epilogue
803 before loading of return value into hard register(s).
805 2019-03-28 Jakub Jelinek <jakub@redhat.com>
808 * tree-inline.h (struct copy_body_data): Add
809 dont_remap_vla_if_no_change flag.
810 * tree-inline.c (remap_type_3, remap_type_2): New functions.
811 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
812 and remap_type_2 returns false.
813 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
814 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
815 only from where it is copied to nested contexts.
817 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
820 * config/i386/i386.md (RMW operation with LEA peephole):
821 Use LEAMODE mode attribute instead of SWI mode iterator for
824 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
827 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
828 Also process XEXP (src, 0) of a shift insn.
830 2019-03-28 David Malcolm <dmalcolm@redhat.com>
833 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
834 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
836 2019-03-28 Jakub Jelinek <jakub@redhat.com>
838 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
840 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
841 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
842 immediately after first one with df_analyze in between, but rather
843 process all bbs, queueing ones that need second pass in a worklist,
844 df_analyze, process queued debug insn changes and if second pass is
845 needed, process bbs from worklist, df_analyze, process queued debug
848 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
849 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
850 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
852 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
855 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
858 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
861 * config/i386/i386.c (ix86_function_value_1): Call the newly added
862 function for 32-bit MS_ABI.
863 (function_value_ms_32): New function.
865 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
867 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
868 (movdi): Call gen_movdi_symbol_save_scc.
869 (gen_movdi_symbol_save_scc): New insn and split.
871 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
873 PR rtl-optimization/89313
874 * function.c (matching_constraint_num): New static function.
875 (match_asm_constraints_1): Use it. Fixup white space and comment.
876 Don't replace inputs with non-matching constraints which conflict
877 with early clobber outputs.
879 2019-03-27 Jeff Law <law@redhat.com>
882 PR rtl-optimization/87761
883 PR rtl-optimization/89826
884 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
886 (pass_cprop_hardreg::execute): Call df_analyze after adding the
887 note problem to get REG_DEAD/REG_UNUSED notes updated.
889 2019-03-27 Richard Biener <rguenther@suse.de>
891 PR tree-optimization/89463
892 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
893 queue edges to remove.
894 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
895 dead stmts. Delay edge removal until PHIs are removed to
896 make debug-stmt creation not confused by seemingly degenerate
899 2019-03-27 Alan Modra <amodra@gmail.com>
901 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
903 * config/rs6000/darwin.h: Likewise.
904 * config/rs6000/rs6000.c: Likewise.
906 2019-03-27 Alan Modra <amodra@gmail.com>
908 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
909 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
911 2019-03-26 Andrew Waterman <andrew@sifive.com>
912 Jim Wilson <jimw@sifive.com>
914 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
915 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
916 (generic_idivdi, generic_fmul_single, generic_fmul_double)
917 (generic_fdiv, generic_fsqrt): Add check for generic tune.
918 (generic_alu): Add auipc to type list.
919 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
920 (riscv_microarchitecture): Declare.
921 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
922 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
924 (riscv_microarchitecture): New.
925 (sifive_7_tune_info): New.
926 (riscv_cpu_info_table): Add microarchitecture value for rocket and
927 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
929 (riscv_store_data_bypass_p): New.
930 (riscv_option_override): Set riscv_microarchitecture from
931 cpu->microarchitecture.
932 * config/riscv/riscv.md: Include sifive-7.md.
935 (auipc<mode>): Change type to auipc.
936 (restore_stack_nonlocal): New.
937 * config/riscv/sifive-7.md: New.
938 * doc/invoke.texi (RISC-V Options): Update mtune docs.
940 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
943 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
944 Also process XEXP (src, 0) of a shift insn.
946 2019-03-26 Richard Biener <rguenther@suse.de>
948 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
949 (copy_debug_stmt): Likewise.
950 (expand_call_inline): Likewise.
951 (copy_bb): Avoid redundant lookup & set of gimple_block.
952 * gimple-low.c (lower_gimple_return): Likewise.
953 (lower_builtin_setjmp): Likewise.
955 2019-03-26 Jakub Jelinek <jakub@redhat.com>
957 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
958 is constant 0, turn into static const data member initialized to false.
959 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
960 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
962 2019-03-26 Jason Merrill <jason@redhat.com>
963 Jakub Jelinek <jakub@redhat.com>
965 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
967 (mem_alloc_description::release_object_overhead): Fix comment typos.
968 * hash-table.h (hash_table::~hash_table): Call
969 release_instance_overhead only if m_entries is non-NULL, otherwise
970 call unregister_descriptor.
972 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
974 PR tree-optimization/81740
975 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
976 In case of outer loop vectorization, check for backward dependence
977 at the inner loop if outer loop dependence is reversed.
979 2019-03-26 Alan Modra <amodra@gmail.com>
981 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
982 rs6000_vector_mem init. Correct wI and wJ comment.
984 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
986 PR rtl-optimization/88347
987 PR rtl-optimization/88423
988 * sched-deps.c (sched_analyze_insn): Take into account that for
989 tablejumps the barrier appears after a label and a jump_table_data.
991 2019-03-25 Martin Sebor <msebor@redhat.com>
994 * c-common.c (check_user_alignment): Rename local. Correct maximum
995 alignment in diagnostic. Avoid assuming argument fits in SHWI,
996 convert it to UHWI when it fits.
998 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
1001 * dwarf2out.c (premark_used_variables): New function.
1002 (prune_unused_types_walk): Do not mark not premarked external
1004 (prune_unused_types): Call premark_used_variables.
1006 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
1008 PR rtl-optimization/89676
1009 * lra-constraints.c (curr_insn_transform): Do match reload for
1010 early clobbers when the match was successful only for different
1013 2019-03-25 Martin Sebor <msebor@redhat.com>
1015 * doc/extend.texi (Common Type Attributes): Document vector_size.
1016 (Common Variable Attributes): Mention size constraint. Correct
1018 (Vector Extensions): Use @dfn when defining bas type. Clarify
1019 base type and size constraints.
1021 2019-03-25 Richard Biener <rguenther@suse.de>
1023 PR tree-optimization/89789
1024 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
1025 changes from non-undefined back to undefined.
1027 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
1029 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
1030 heap string and a gc string, but since this variable is unknown to
1031 ggc the gc string might get reused and corrupted. Fixed by always
1032 using a heap string.
1034 2019-03-25 Richard Biener <rguenther@suse.de>
1036 PR tree-optimization/89779
1037 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
1038 to remove IV defs, delay actual removal.
1039 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
1040 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
1041 very end, properly also reset loop control IV information.
1043 2019-03-25 Richard Biener <rguenther@suse.de>
1045 PR tree-optimization/89802
1046 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
1047 move EH data to folded stmt.
1049 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
1051 * config/s390/s390-builtin-types.def: Remove few unused types and
1052 fix sort order for others.
1054 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
1056 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
1057 expected and found types with -mdebug during builtin matching.
1059 2019-03-25 Richard Biener <rguenther@suse.de>
1062 * fold-const.c (operand_equal_p): Revert last change with
1065 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
1067 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
1068 notes for the result of the __tls_get_addr calls.
1069 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
1071 2019-03-24 Jeff Law <law@redhat.com>
1073 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
1075 PR rtl-optimization/87761
1076 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
1077 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
1079 (pass_cprop_hardreg::execute): Add df note problem and defer insn
1080 rescans. Reprocess blocks as needed, calling df_analyze before
1081 reprocessing. Always call df_analyze before fixing up debug bind
1084 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
1086 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
1089 2019-03-22 Andrew Pinski <apinski@marvell.com>
1091 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
1092 attrribute for uxtw.
1094 2019-03-26 Jeff Law <law@redhat.com>
1096 PR rtl-optimization/87761
1097 * config/mips/mips-protos.h (mips_split_move): Add new argument.
1098 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
1099 (mips_split_move): Accept new INSN argument. Try to forward SRC
1100 into the next instruction.
1101 (mips_split_move_insn): Pass INSN through to mips_split_move.
1103 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
1105 PR rtl-optimization/89676
1106 * lra-constraints.c (curr_insn_transform): Do match reload for
1107 early clobbers even if the match was successful.
1109 2019-03-22 Jakub Jelinek <jakub@redhat.com>
1112 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
1114 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
1116 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
1118 2019-03-22 Jakub Jelinek <jakub@redhat.com>
1120 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
1121 <avx512>_fmsub_<mode>_mask3<round_name>,
1122 <avx512>_fnmadd_<mode>_mask3<round_name>,
1123 <avx512>_fnmsub_<mode>_mask3<round_name>,
1124 avx512f_vmfmadd_<mode>_mask3<round_name>,
1125 avx512f_vmfmsub_<mode>_mask3<round_name>,
1126 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
1127 instead of register_operand and %v instead of v for match_operand 1.
1128 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
1129 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
1130 <round_nimm_predicate> instead of register_operand and %v instead of v
1131 for match_operand 1.
1133 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
1134 <avx512>_fmadd_<mode>_mask3<round_name>,
1135 <avx512>_fmsub_<mode>_mask<round_name>,
1136 <avx512>_fmsub_<mode>_mask3<round_name>,
1137 <avx512>_fnmadd_<mode>_mask<round_name>,
1138 <avx512>_fnmadd_<mode>_mask3<round_name>,
1139 <avx512>_fnmsub_<mode>_mask<round_name>,
1140 <avx512>_fnmsub_<mode>_mask3<round_name>,
1141 <avx512>_fmaddsub_<mode>_mask<round_name>,
1142 <avx512>_fmaddsub_<mode>_mask3<round_name>,
1143 <avx512>_fmsubadd_<mode>_mask<round_name>,
1144 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
1145 <round_nimm_predicate> instead of nonimmediate_operand.
1146 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
1147 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
1148 Use register_operand instead of <round_nimm_predicate> for the
1149 operand that needs to match output.
1150 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
1151 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
1152 Likewise. Formatting fixes.
1155 * config/i386/i386.c (enum ix86_builtins): Remove
1156 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
1157 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
1158 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
1159 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
1160 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
1161 __builtin_ia32_vfmsubss3_mask3): New builtins.
1162 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
1163 avx512f_vmfmadd_<mode>_mask3<round_name>,
1164 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
1165 *avx512f_vmfmsub_<mode>_mask<round_name>,
1166 avx512f_vmfmsub_<mode>_mask3<round_name>,
1167 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
1168 *avx512f_vmfnmadd_<mode>_mask<round_name>,
1169 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
1170 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
1171 *avx512f_vmfnmsub_<mode>_mask<round_name>,
1172 avx512f_vmfnmsub_<mode>_mask3<round_name>,
1173 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
1174 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
1175 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
1176 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
1177 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
1178 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
1179 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
1180 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
1181 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
1182 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
1183 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
1184 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
1185 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
1186 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
1187 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
1188 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
1189 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
1190 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
1191 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
1192 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
1193 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
1194 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
1196 2019-03-21 Martin Sebor <msebor@redhat.com>
1198 PR tree-optimization/89350
1199 * builtins.c (compute_objsize): Also ignore offsets whose upper
1201 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
1202 (builtin_memref::builtin_memref): Initialize new member.
1203 Allow EXPR to be null.
1204 (builtin_memref::extend_offset_range): Replace local with a member.
1205 Avoid assuming pointer offsets are unsigned.
1206 (builtin_memref::set_base_and_offset): Determine base object
1207 before computing offset range.
1208 (builtin_access::builtin_access): Handle memset.
1209 (builtin_access::generic_overlap): Replace local with a member.
1210 (builtin_access::strcat_overlap): Same.
1211 (builtin_access::overlap): Same.
1212 (maybe_diag_overlap): Same.
1213 (maybe_diag_access_bounds): Same.
1214 (wrestrict_dom_walker::check_call): Handle memset.
1215 (check_bounds_or_overlap): Same.
1217 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
1218 Jakub Jelinek <jakub@redhat.com>
1221 * tree.c (fld_type_variant, fld_incomplete_type_of,
1222 fld_process_array_type): Call fld->pset.add and don't call
1223 add_tree_to_fld_list if it returns true.
1224 (free_lang_data_in_type): Similarly with self-recursive call. Purge
1225 non-marked types from TYPE_NEXT_VARIANT list.
1226 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
1228 2019-03-21 Jakub Jelinek <jakub@redhat.com>
1230 * hash-table.h (hash_table): Add Lazy template parameter defaulted
1231 to false, if true, don't alloc_entries during construction, but defer
1232 it to the first method that needs m_entries allocated.
1233 (hash_table::hash_table, hash_table::~hash_table,
1234 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
1235 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
1236 hash_table::clear_slot, hash_table::traverse_noresize,
1237 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
1238 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
1240 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
1241 NO_INSERT instead of find_with_hash.
1242 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
1243 hash_set::m_table): Add Lazy to template params of hash_table.
1244 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
1245 * attribs.c (test_attribute_exclusions): Likewise.
1246 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
1247 hash_set. Add tests for hash_set with Lazy = true.
1249 2019-03-21 Richard Biener <rguenther@suse.de>
1251 PR tree-optimization/89779
1252 * tree.c (tree_nop_conversion): Consolidate and fix defensive
1253 checks with respect to released SSA names now having error_mark_node
1255 * fold-const.c (operand_equal_p): Likewise.
1257 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
1260 * config/s390/s390.c (global_not_special_regno_p): Move to make it
1262 (s390_optimize_register_info): Use global_not_special_regno_p to
1263 check for global regs.
1265 2019-03-20 Jakub Jelinek <jakub@redhat.com>
1268 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
1269 update this_alternative nor this_alternative_set.
1271 2019-03-19 Jim Wilson <jimw@sifive.com>
1274 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
1275 align, size, offset. Use them to handle a BLKmode reference. Update
1277 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
1279 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1281 PR rtl-optimization/89768
1282 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
1284 (unroll_loop_runtime_iterations): Likewise.
1286 2019-03-19 Martin Sebor <msebor@redhat.com>
1288 PR tree-optimization/89644
1289 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
1290 rather than endptr as an indicator of nul-termination.
1292 PR tree-optimization/89644
1293 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
1294 arrays in determining sequence sizes in strncpy and stpncpy.
1296 2019-03-19 Martin Liska <mliska@suse.cz>
1299 * predict.c (combine_predictions_for_bb): Empty likely_edges and
1300 unlikely_edges if there's an edge that belongs to both these sets.
1302 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
1305 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
1306 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
1307 go via a stack temporary.
1309 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1312 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
1313 instead of gen_rtx_SUBREG.
1314 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
1316 2019-03-19 Richard Biener <rguenther@suse.de>
1319 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
1321 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
1325 * tree.c (free_lang_data_in_decl): Do not free context of C++
1328 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1331 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
1332 subs for the first alternative except when operands[3] is 1.
1335 * gimplify.c (gimplify_asm_expr): For output argument with
1336 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
1339 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
1341 PR rtl-optimization/89753
1342 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
1343 explicit unrolling factor even more robust.
1345 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1348 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
1349 compensation use x2 += 1 instead of x2 -= -1 and when honoring
1350 signed zeros, do another copysign after the compensation.
1352 2019-03-18 Martin Sebor <msebor@redhat.com>
1354 PR tree-optimization/89720
1355 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
1356 more conservatively, the same as anti-range.
1358 2019-03-18 Richard Biener <rguenther@suse.de>
1361 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
1362 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
1363 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
1364 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
1366 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
1368 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
1369 Extend queue to 1024 entries.
1370 Add "consumed" field.
1371 (gomp_print_output): Remove print_index parameter.
1372 Add final parameter.
1373 Change limit to unsigned.
1374 Use consumed field to implement circular buffer.
1375 Detect interrupted print in final pass.
1376 Flush output at the end.
1377 (run): Update gomp_print_output usage.
1378 (main): Initialize kernargs->output_data.consumed.
1380 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
1382 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
1383 calculation of the minimum number of scalar iterations for
1384 fully-predicated loops.
1386 2019-03-18 Martin Jambor <mjambor@suse.cz>
1388 PR tree-optimization/89546
1389 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
1390 any propagation to its children took place.
1392 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
1395 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
1396 parameter, and make use of it.
1397 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
1399 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1401 * config/arc/arc.opt (mcode-density-frame): Get the inital value
1402 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
1403 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
1404 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
1405 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
1406 match what the ops is doing.
1407 (push_multi_fp_blink): Likewise.
1408 * config/arc/arc.c (arc_override_options): Enable enter/leave when
1409 compiling for size and elf target.
1410 (arc_save_callee_enter): Adjust note to match what enter/leave
1413 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1415 * config/arc/arc.md (tst_movb): Fix constraint.
1417 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1419 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
1421 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1423 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
1424 * config/arc/arc.c (arc_conditional_register_usage): Remove all
1425 reg_alloc_order references.
1426 (size_alloc_order): Define.
1427 (arc_adjust_reg_alloc_order): New function.
1428 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
1430 (ADJUST_REG_ALLOC_ORDER): Define.
1431 (HONOR_REG_ALLOC_ORDER): Likewise.
1433 2019-03-18 Richard Biener <rguenther@suse.de>
1436 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
1437 loads and stores a bit more.
1439 2019-03-18 Richard Biener <rguenther@suse.de>
1442 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
1443 load pessimization to stores as well.
1445 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
1448 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
1449 successor, use NULL as its av set.
1451 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
1453 PR rtl-optimization/89721
1454 * lra-constraints (invariant_p): Return false if side_effects_p holds.
1456 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
1459 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1460 When handling vec_extract, use modular arithmetic to allow
1461 constant selectors greater than vector length.
1462 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
1463 V1TImode vectors to have constant selector values greater than 0.
1464 Use modular arithmetic to compute vector index.
1465 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
1466 index for in-memory vectors. Correct code generation for
1467 in-register vectors.
1468 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
1471 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
1475 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
1478 2019-03-15 Jakub Jelinek <jakub@redhat.com>
1481 * tree.c (inchash::add_expr): Strip any location wrappers.
1482 * fold-const.c (operand_equal_p): Move stripping of location wrapper
1483 after hash verification.
1486 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
1487 SIGN_EXTEND and ZERO_EXTEND.
1489 2019-03-14 Jason Merrill <jason@redhat.com>
1490 Jakub Jelinek <jakub@redhat.com>
1492 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
1493 than if is_empty (*slot).
1494 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
1495 existing elt and for elt removal.
1496 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
1497 of already removed elt.
1499 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
1502 * config/i386/i386.c (remove_partial_avx_dependency): Handle
1505 2019-03-14 Martin Liska <mliska@suse.cz>
1508 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
1510 2019-03-14 Richard Biener <rguenther@suse.de>
1513 * config/i386/i386.c (make_resolver_func): Properly set
1514 DECL_CONTEXT on the RESULT_DECL.
1515 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
1517 2019-03-14 Richard Biener <rguenther@suse.de>
1519 * gimple-pretty-print.c: Include cfgloop.h.
1520 (dump_gimple_phi): Adjust.
1521 (dump_gimple_bb_header): Dump loop header for GIMPLE.
1522 (pp_cfg_jump): Adjust.
1523 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
1524 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
1525 (lower_phi_internal_fn): Remove.
1526 (verify_gimple_call): Remove IFN_PHI special-casing.
1527 (dump_function_to_file): Dump IL state.
1528 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
1529 done to deal with PHI nodes being present in non-SSA state.
1531 2019-03-14 Jakub Jelinek <jakub@redhat.com>
1534 * multiple_target.c (create_dispatcher_calls): Change
1535 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
1536 In the node->iterate_referring loop, push *ref rather than ref, call
1537 ref->remove_reference () and always pass 0 to iterate_referring.
1539 PR rtl-optimization/89679
1540 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
1541 would contain a paradoxical SUBREG.
1543 2019-03-14 Richard Biener <rguenther@suse.de>
1545 PR tree-optimization/89710
1546 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
1549 2019-03-14 Martin Liska <mliska@suse.cz>
1551 * coverage.c (coverage_begin_function): Stream also
1553 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
1554 documentation about function declaration location.
1555 * gcov-dump.c (tag_function): Print whole range
1556 of function declaration.
1557 * gcov.c (struct function_info): Add end_column field.
1558 (function_info::function_info): Initialize it.
1559 (output_json_intermediate_file): Output {start,end}_column
1561 (read_graph_file): Read end_column.
1563 2019-03-14 Richard Biener <rguenther@suse.de>
1566 * fold-const.c (operand_equal_p): For INDIRECT_REF check
1567 that the access types are similar.
1569 2019-03-14 Jakub Jelinek <jakub@redhat.com>
1571 PR tree-optimization/89703
1572 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
1573 aren't compatible also with builtin_decl_explicit. Check pure
1574 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
1575 and BUILT_IN_STPNCPY{,_CHK}.
1577 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
1580 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
1581 addr32 prefix to VSIB address for X32.
1582 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
1584 (*avx512pf_gatherpf<mode>df_mask): Likewise.
1585 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
1586 (*avx512pf_scatterpf<mode>df_mask): Likewise.
1587 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
1588 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
1589 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
1590 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
1591 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
1592 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
1593 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
1594 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
1595 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
1596 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
1597 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
1598 (*avx512f_scatterdi<mode>): Likewise.
1600 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
1603 * lra-constraints.c (inherit_in_ebb): Update
1604 potential_reload_hard_regs along with live_hard_regs.
1606 2019-03-13 Jakub Jelinek <jakub@redhat.com>
1609 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
1611 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
1613 2019-03-13 Martin Sebor <msebor@redhat.com>
1615 PR tree-optimization/89662
1616 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
1619 2019-03-13 Richard Biener <rguenther@suse.de>
1622 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
1623 throw FP expressions at tree-affine.
1625 2019-03-14 Richard Biener <rguenther@suse.de>
1627 * tree-pretty-print.c (dump_generic_node): For -gimple properly
1628 dump negative integer constants using _Literal (type) -num.
1630 2019-03-13 Jakub Jelinek <jakub@redhat.com>
1632 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
1633 nonlocal_value member.
1636 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
1637 (ipa_simd_modify_function_body): Handle PHIs.
1639 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
1641 * config/s390/s390.c (s390_option_override_internal): Use more
1642 aggressive inlining parameters.
1644 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
1646 * config/s390/3906.md: New file.
1647 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
1648 (LONGRUNNING_THRESHOLD): Remove.
1649 (MAX_SCHED_MIX_SCORE): Decrease.
1650 (MAX_SCHED_MIX_DISTANCE): Decrease.
1651 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
1652 (struct s390_sched_state): New struct to hold scheduling state.
1653 (S390_SCHED_STATE_NORMAL): Remove.
1654 (S390_SCHED_STATE_CRACKED): Remove.
1655 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
1656 (s390_get_sched_attrmask): Use new attribute.
1657 (s390_get_unit_mask): Use new units.
1658 (s390_is_fpd): New function.
1659 (s390_is_fxd): New function.
1660 (s390_is_longrunning): New function.
1661 (s390_sched_score): Use new functions.
1662 (s390_sched_reorder): Likewise.
1663 (s390_sched_variable_issue): Rework and use new functions.
1664 (s390_sched_init): Use new functions.
1665 * config/s390/s390.h (s390_tune_attr): Add z14.
1666 * config/s390/s390.md: Add z14.
1668 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
1670 * config/s390/2964.md: Update pipeline description.
1671 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
1672 (LONGRUNNING_THRESHOLD): Remove.
1673 (LATENCY_FACTOR): Remove.
1674 (s390_get_unit_mask): Add unit.
1675 (s390_sched_score): Use fxd/fpd.
1676 (s390_sched_variable_issue): Use fxd/fpd.
1678 2019-03-12 Martin Liska <mliska@suse.cz>
1680 * config/i386/i386.c: Reword an error message.
1682 2019-03-12 Martin Jambor <mjambor@suse.cz>
1684 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
1685 terminate with newline.
1687 2019-03-12 Jakub Jelinek <jakub@redhat.com>
1690 * config/s390/s390.md (tabort): Use %wd instead of
1691 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
1692 letters and periods.
1693 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
1694 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
1698 * builtins.c (expand_builtin_int_roundingfn,
1699 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
1700 gcc_unreachable if validate_arglist fails.
1702 2019-03-12 Richard Biener <rguenther@suse.de>
1704 PR tree-optimization/89664
1705 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
1706 free the occurance tree after the early out.
1708 2019-03-11 Jakub Jelinek <jakub@redhat.com>
1712 * vr-values.c (vr_values::update_value_range): If
1713 old_vr->varying_p (), don't update it, make new_vr also VARYING
1716 2019-03-11 Martin Liska <mliska@suse.cz>
1718 * config/aarch64/aarch64.c (aarch64_override_options_internal):
1719 Fix double string quoting.
1721 2019-03-11 Martin Liska <mliska@suse.cz>
1723 * collect-utils.c (collect_wait): Wrap apostrophes
1724 in gcc internal format with %'.
1725 * collect2.c (main): Likewise.
1726 (scan_prog_file): Likewise.
1727 (scan_libraries): Likewise.
1728 * config/i386/i386.c (ix86_expand_call): Likewise.
1729 (ix86_handle_interrupt_attribute): Likewise.
1730 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
1731 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
1732 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
1733 * lto-wrapper.c (find_crtoffloadtable): Likewise.
1734 * symtab.c (symtab_node::verify_base): Likewise.
1735 * tree-cfg.c (verify_gimple_label): Likewise.
1736 * tree.c (verify_type_variant): Likewise.
1738 2019-03-11 Martin Liska <mliska@suse.cz>
1740 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
1741 in a string format message and fix GNU coding style.
1742 (expand_builtin_set_thread_pointer): Likewise.
1743 * common/config/aarch64/aarch64-common.c
1744 (aarch64_rewrite_selected_cpu): Likewise.
1745 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
1746 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
1747 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
1748 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
1749 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
1750 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
1751 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
1752 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
1753 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
1754 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
1756 * common/config/riscv/riscv-common.c
1757 (riscv_subset_list::parsing_subset_version): Likewise.
1758 (riscv_subset_list::parse_std_ext): Likewise.
1759 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
1760 (riscv_subset_list::parse): Likewise.
1761 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
1762 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
1763 (aarch64_override_options_internal): Likewise.
1764 (aarch64_validate_mcpu): Likewise.
1765 (aarch64_validate_march): Likewise.
1766 (aarch64_validate_mtune): Likewise.
1767 (aarch64_override_options): Likewise.
1768 * config/alpha/alpha.c (alpha_option_override): Likewise.
1769 * config/arc/arc.c (arc_init): Likewise.
1770 (parse_mrgf_banked_regs_option): Likewise.
1771 (arc_override_options): Likewise.
1772 (arc_expand_builtin_aligned): Likewise.
1773 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
1774 (arm_expand_builtin): Likewise.
1775 * config/arm/arm.c (arm_option_check_internal): Likewise.
1776 (arm_configure_build_target): Likewise.
1777 (arm_option_override): Likewise.
1778 (arm_options_perform_arch_sanity_checks): Likewise.
1779 (arm_handle_cmse_nonsecure_entry): Likewise.
1780 (arm_handle_cmse_nonsecure_call): Likewise.
1781 (arm_tls_referenced_p): Likewise.
1782 (thumb1_expand_prologue): Likewise.
1783 * config/avr/avr.c (avr_option_override): Likewise.
1784 * config/bfin/bfin.c (bfin_option_override): Likewise.
1785 * config/c6x/c6x.c (c6x_option_override): Likewise.
1786 * config/cr16/cr16.c (cr16_override_options): Likewise.
1787 * config/cris/cris.c (cris_option_override): Likewise.
1788 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
1789 * config/darwin-c.c (macosx_version_as_macro): Likewise.
1790 * config/darwin.c (darwin_override_options): Likewise.
1791 * config/frv/frv.c (frv_expand_builtin): Likewise.
1792 * config/h8300/h8300.c (h8300_option_override): Likewise.
1793 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
1794 (ix86_option_override_internal): Likewise.
1795 (warn_once_call_ms2sysv_xlogues): Likewise.
1796 (ix86_expand_prologue): Likewise.
1797 (split_stack_prologue_scratch_regno): Likewise.
1798 (ix86_warn_parameter_passing_abi): Likewise.
1799 * config/ia64/ia64.c (fix_range): Likewise.
1800 * config/m68k/m68k.c (m68k_option_override): Likewise.
1801 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
1802 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
1803 (mips_set_compression_mode): Likewise.
1804 * config/mmix/mmix.c (mmix_option_override): Likewise.
1805 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
1806 * config/msp430/msp430.c (msp430_option_override): Likewise.
1807 * config/nds32/nds32.c (nds32_option_override): Likewise.
1808 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
1809 (nios2_option_override): Likewise.
1810 (nios2_expand_custom_builtin): Likewise.
1811 * config/nvptx/mkoffload.c (main): Likewise.
1812 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
1813 * config/pa/pa.c (fix_range): Likewise.
1814 (pa_option_override): Likewise.
1815 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
1816 (riscv_option_override): Likewise.
1817 * config/rl78/rl78.c (rl78_option_override): Likewise.
1818 * config/rs6000/aix61.h: Likewise.
1819 * config/rs6000/aix71.h: Likewise.
1820 * config/rs6000/aix72.h: Likewise.
1821 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
1822 * config/rs6000/freebsd64.h: Likewise.
1823 * config/rs6000/linux64.h: Likewise.
1824 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
1825 (rs6000_expand_zeroop_builtin): Likewise.
1826 (rs6000_expand_mtfsb_builtin): Likewise.
1827 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
1828 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
1829 (rs6000_invalid_builtin): Likewise.
1830 (rs6000_expand_split_stack_prologue): Likewise.
1831 * config/rs6000/rtems.h: Likewise.
1832 * config/rx/rx.c (valid_psw_flag): Likewise.
1833 (rx_expand_builtin): Likewise.
1834 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
1835 * config/s390/s390.c (s390_expand_builtin): Likewise.
1836 (s390_function_profiler): Likewise.
1837 (s390_option_override_internal): Likewise.
1838 (s390_option_override): Likewise.
1839 * config/sh/sh.c (sh_option_override): Likewise.
1840 (sh_builtin_saveregs): Likewise.
1841 (sh_fix_range): Likewise.
1842 * config/sh/vxworks.h: Likewise.
1843 * config/sparc/sparc.c (sparc_option_override): Likewise.
1844 * config/spu/spu.c (spu_option_override): Likewise.
1845 (fix_range): Likewise.
1846 * config/visium/visium.c (visium_option_override): Likewise.
1847 (visium_handle_interrupt_attr): Likewise.
1848 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
1849 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
1850 (dbg_cnt_process_opt): Likewise.
1851 * dwarf2out.c (output_dwarf_version): Likewise.
1852 * except.c (expand_eh_return): Likewise.
1853 * gcc.c (defined): Likewise.
1854 (driver_handle_option): Likewise.
1855 (process_command): Likewise.
1856 (compare_files): Likewise.
1857 (driver::prepare_infiles): Likewise.
1858 (driver::do_spec_on_infiles): Likewise.
1859 (driver::maybe_run_linker): Likewise.
1860 * omp-offload.c (oacc_parse_default_dims): Likewise.
1861 * opts-global.c (handle_common_deferred_options): Likewise.
1862 * opts.c (parse_sanitizer_options): Likewise.
1863 (common_handle_option): Likewise.
1864 (enable_warning_as_error): Likewise.
1865 * passes.c (enable_disable_pass): Likewise.
1866 * plugin.c (parse_plugin_arg_opt): Likewise.
1867 (default_plugin_dir_name): Likewise.
1868 * targhooks.c (default_expand_builtin_saveregs): Likewise.
1869 (default_pch_valid_p): Likewise.
1870 * toplev.c (init_asm_output): Likewise.
1871 (process_options): Likewise.
1872 (toplev::run_self_tests): Likewise.
1873 * tree-cfg.c (verify_gimple_call): Likewise.
1874 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
1875 (tree_inlinable_function_p): Likewise.
1876 * var-tracking.c (vt_find_locations): Likewise.
1878 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
1880 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
1881 only on the else branch.
1883 2019-03-11 Martin Liska <mliska@suse.cz>
1885 * gcov.c (output_intermediate_json_line): Print function
1887 (output_json_intermediate_file): Add new argument.
1888 * doc/gcov.texi: Document the change.
1890 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
1892 PR rtl-optimization/89588
1893 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
1894 explicit unrolling factor more robust.
1896 2019-03-11 Richard Biener <rguenther@suse.de>
1898 PR tree-optimization/89649
1899 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
1900 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
1901 on the prolog and epilog loops.
1902 (vect_loop_versioning): Return copy of loop.
1903 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
1904 on the non-vectorized version of the loop.
1906 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
1909 * config/i386/sse.md (*vec_extractv2di_0_sse):
1910 Add (=r,x) alternative and corresponding splitter.
1912 2019-03-10 Martin Jambor <mjambor@suse.cz>
1914 PR tree-optimization/85762
1915 PR tree-optimization/87008
1916 PR tree-optimization/85459
1917 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
1918 it points to if there is a type changing MEM_REF. Adjust all callers.
1919 (build_accesses_from_assign): Disable total scalarization if
1920 contains_vce_or_bfcref_p returns true through the new parameter, for
1923 2019-03-09 Jakub Jelinek <jakub@redhat.com>
1926 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
1927 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
1930 * common.opt (fdiagnostics-show-labels,
1931 fdiagnostics-show-line-numbers, fdiagnostics-format=,
1932 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
1933 gas-locview-support, ginline-points, ginternal-reset-location-views):
1934 Terminate description text with a dot.
1935 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
1936 * config/mcore/mcore.opt (m210, m340): Likewise.
1937 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
1938 mnops=): Start description text with a capital letter.
1939 * config/arc/arc.opt (msize-level=): Likewise.
1940 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
1941 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
1943 * config/ft32/ft32.opt (msim): Likewise.
1944 (mft32b, mcompress): Likewise. Terminate description text with a dot.
1945 (mnodiv, mnopm): Terminate description text with a dot.
1946 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
1948 * config/i386/i386.opt (prefer_vector_width, instrument_return):
1950 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
1953 PR rtl-optimization/89634
1954 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
1955 are modified in BB_END (e->src) instruction.
1957 2019-03-08 David Malcolm <dmalcolm@redhat.com>
1960 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
1961 messages more amenable to translation, and improve wording.
1963 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
1965 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
1966 ud- and du-chains between phases.
1968 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
1971 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
1972 instead of POLY_INT_CST.
1974 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
1976 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
1979 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
1984 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
1985 (_mm_storeu_si64): Ditto.
1987 2019-03-08 Martin Liska <mliska@suse.cz>
1990 * config/i386/i386.c (ix86_option_override_internal): Disable
1991 jump tables when retpolines are used.
1993 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
1996 * ipa-split.c (execute_split_functions): Do not split
1997 'noinline' or 'section' function.
1999 2019-03-08 Jakub Jelinek <jakub@redhat.com>
2002 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
2003 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
2004 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
2007 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
2008 from diagnostics. Formatting fixes.
2011 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
2012 warn_odr diagnostics.
2015 * lra-constraints.c (process_alt_operands): Avoid one space before
2016 " at the end of line and another after " on another line in a string
2018 * attribs.c (handle_dll_attribute): Likewise.
2019 * config/avr/avr-devices.c (avr_texinfo): Likewise.
2021 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
2022 warning_at or inform messages in G_() if there is no ?:.
2024 PR tree-optimization/89550
2025 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
2026 returned true. Formatting fixes.
2027 (expand_builtin_strnlen): Formatting fixes.
2028 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
2029 if warning_at returned true.
2030 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
2032 2019-03-08 Richard Biener <rguenther@suse.de>
2035 * cfgloop.h (struct loop): Add owned_clique field.
2036 * cfgloopmanip.c (copy_loop_info): Copy it.
2037 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
2039 * tree-inline.c (copy_loops): Remap owned_clique.
2040 * lto-streamer-in.c (input_cfg): Stream owned_clique.
2041 * lto-streamer-out.c (output_cfg): Likewise.
2043 2019-03-08 Jakub Jelinek <jakub@redhat.com>
2046 * config/darwin.c: Include intl.h.
2047 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
2048 composing the message out of two separate parts.
2050 2019-03-07 Jakub Jelinek <jakub@redhat.com>
2053 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
2054 doesn't start with a capital letter and doesn't end with a dot.
2055 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
2056 with a capital letter.
2057 (ix86_mangle_function_version_assembler_name): Likewise.
2058 (ix86_generate_version_dispatcher_body): Likewise.
2059 (fold_builtin_cpu): Likewise.
2060 (get_builtin_code_for_version): Likewise. Remove extraneous space.
2061 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
2062 translators, wrap full type name in %qs.
2064 PR translation/79999
2065 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
2066 depend clause with source (or sink) modifier.
2067 * omp-expand.c (expand_omp_ordered_sink): Likewise.
2070 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
2071 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
2072 (avx512f_load<mode>_mask): New define_expand.
2073 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
2074 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
2075 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
2076 __builtin_ia32_movess_mask): New builtins.
2077 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
2078 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
2079 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
2080 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
2082 2019-03-07 Martin Jambor <mjambor@suse.cz>
2085 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
2086 for extern inline functions.
2088 2019-03-07 Martin Jambor <mjambor@suse.cz>
2091 * cgraph.h (cgraph_node): New inline method former_thunk_p.
2092 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
2093 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
2094 have multiple callees. At the end check if declarations match as
2095 opposed to cgraph_nodes.
2097 2019-03-07 Martin Liska <mliska@suse.cz>
2099 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
2100 which is equivalent to searching for this in clones chain.
2101 * symtab.c (symtab_node::verify_base): Similarly compare ASM
2102 names with a neighbour and special case first node in a chain.
2104 2019-01-25 Jason Merrill <jason@redhat.com>
2106 PR c++/80916 - spurious "static but not defined" warning.
2107 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
2108 for an internal symbol with DECL_EXTERNAL.
2110 2019-04-07 Richard Biener <rguenther@suse.de>
2113 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
2114 * tree-inline.c (copy_loops): Simplify.
2116 2019-03-07 Martin Liska <mliska@suse.cz>
2118 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
2120 2019-03-07 Richard Biener <rguenther@suse.de>
2122 PR tree-optimization/89595
2123 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
2124 stmt iterator as reference, take boolean output parameter to
2125 indicate whether the stmt was removed and thus the iterator
2127 (dom_opt_dom_walker::before_dom_children): Re-iterate over
2128 stmts created by folding.
2130 2019-03-07 Jakub Jelinek <jakub@redhat.com>
2133 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
2136 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
2138 PR rtl-optimization/88845
2139 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
2141 * lra.c (remove_scratches_1): New function.
2142 (remove_scratches): Use it.
2143 (lra_emit_move): Likewise.
2145 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
2147 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
2148 unaligned_access variable.
2149 * config/arc/arc.c (arc_override_options): Set unaligned access
2150 default on for HS CPUs.
2151 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
2153 2019-03-06 Martin Liska <mliska@suse.cz>
2155 PR gcov-profile/89577
2156 * doc/gcov.texi: Prefer to use --coverage.
2157 * doc/sourcebuild.texi: Likewise.
2159 2019-03-02 Jason Merrill <jason@redhat.com>
2161 PR c++/86485 - -Wmaybe-unused with empty class ?:
2162 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
2164 2019-03-05 Jakub Jelinek <jakub@redhat.com>
2167 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
2171 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
2172 exactly one argument.
2174 2019-03-05 Jakub Jelinek <jakub@redhat.com>
2175 Richard Sandiford <richard.sandiford@arm.com>
2177 PR tree-optimization/89570
2178 * match.pd (vec_cond into cond_op simplification): Don't use
2179 get_conditional_internal_fn, use as_internal_fn (cond_op).
2181 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
2184 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
2185 to decide when to split off a non-zero offset from a symbol.
2186 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
2187 in function symbols.
2189 2019-03-05 Richard Biener <rguenther@suse.de>
2191 PR tree-optimization/89594
2192 * tree-if-conv.c (pass_if_conversion::execute): Handle
2193 case where .LOOP_VECTORIZED_FUNCTION was removed.
2195 2019-03-05 Jakub Jelinek <jakub@redhat.com>
2198 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
2199 instead alloca it only when needed with the needed size.
2201 PR tree-optimization/89570
2202 * match.pd (vec_cond into cond_op simplification): Guard with
2203 vectorized_internal_fn_supported_p test and #if GIMPLE.
2205 PR tree-optimization/89566
2206 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
2207 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
2208 Punt if get_user_idx_format succeeds, but idx_format argument is
2209 not provided or doesn't have pointer type, or if idx_args is above
2210 number of provided arguments.
2212 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
2214 PR tree-optimization/89437
2215 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
2217 2019-03-04 Richard Biener <rguenther@suse.de>
2220 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
2223 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
2225 PR tree-optimization/89487
2226 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
2227 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
2228 (distribute_loop): Don't do runtime alias check if there is non-
2229 addressable data reference.
2230 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
2231 is a register variable.
2233 2019-03-02 Jakub Jelinek <jakub@redhat.com>
2236 * config/arm/arm.md (cmpsi2_addneg): Use
2237 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
2238 If operands[2] is 0 or INT_MIN, force use of subs.
2239 (*compare_scc splitter): Use gen_int_mode.
2240 (*negscc): Likewise.
2241 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
2243 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
2244 Monk Chiang <sh.chiang04@gmail.com>
2246 * common/config/riscv/riscv-common.c: Include sstream.
2247 (riscv_subset_list::to_string): New.
2248 (riscv_arch_str): Likewise.
2249 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
2251 * config/riscv/riscv-protos.h (riscv_arch_str): New.
2252 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
2253 (riscv_emit_attribute): New.
2254 (riscv_file_start): Emit attribute if needed.
2255 (riscv_option_override): Init riscv_emit_attribute_p.
2256 * config/riscv/riscv.opt (mriscv-attribute): New option.
2257 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
2259 * doc/install.texi: Document --with-riscv-attribute.
2260 * doc/invoke.texi: Document -mriscv-attribute.
2262 * common/config/riscv/riscv-common.c:
2263 Include config/riscv/riscv-protos.h.
2264 (INCLUDE_STRING): Defined.
2265 (RISCV_DONT_CARE_VERSION): Defined.
2266 (riscv_subset_t): Declare.
2267 (riscv_subset_t::riscv_subset_t): New.
2268 (riscv_subset_list): Declare.
2269 (riscv_subset_list::riscv_subset_list): New.
2270 (riscv_subset_list::~riscv_subset_list): Likewise.
2271 (riscv_subset_list::parsing_subset_version): Likewise.
2272 (riscv_subset_list::parse_std_ext): Likewise.
2273 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
2274 (riscv_subset_list::add): Likewise.
2275 (riscv_subset_list::lookup): Likewise.
2276 (riscv_subset_list::xlen): Likewise.
2277 (riscv_subset_list::parse): Likewise.
2278 (riscv_supported_std_ext): Likewise.
2279 (current_subset_list): Likewise.
2280 (riscv_parse_arch_string): Using riscv_subset_list::parse to
2283 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
2285 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
2286 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
2287 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
2289 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
2291 PR rtl-optimization/85899
2292 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
2293 fallthru edges leading to the exit block.
2295 2019-03-01 Tamar Christina <tamar.christina@arm.com>
2298 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
2299 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
2301 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
2303 PR tree-optimization/89535
2304 * tree-vect-stmts.c (vectorizable_call): Record the vector types
2305 for each operand. Calculate the fallback choice for mask operands
2306 and pass it to vect_get_vec_def_for_operand.
2308 2019-03-01 Richard Biener <rguenther@suse.de>
2311 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
2312 get virtual operands.
2313 (get_expr_operands): Handle CONST_DECL like other decls.
2315 2019-03-01 Jakub Jelinek <jakub@redhat.com>
2318 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
2319 on DECL_P and EXPR_P.
2321 2019-03-01 Richard Biener <rguenther@suse.de>
2324 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
2325 argument, defaulted to zero.
2326 * passes.c (execute_function_todo): Pass down SSA update flags
2327 to cleanup_tree_cfg.
2328 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
2329 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
2331 (cleanup_tree_cfg): Get and pass down SSA update flags.
2333 2019-03-01 Jakub Jelinek <jakub@redhat.com>
2336 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
2337 early_lto_debug argument.
2339 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
2341 PR tree-optimization/89536
2342 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
2343 only whether bit #0 of the value is 0 instead of the entire value.
2345 2019-02-28 Marek Polacek <polacek@redhat.com>
2347 PR c++/87068 - missing diagnostic with fallthrough statement.
2348 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
2349 at the end of a seq, save its location to walk_stmt_info.
2350 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
2353 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
2356 * tree.c (find_atomic_core_type): Move ahead in file.
2357 (check_base_type): Correctly compare alignments of atomic types.
2359 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
2362 * config/i386/i386.c (get_builtin_code_for_version): Identify
2363 Westmere from PCLMUL, instead of AES.
2365 2019-02-28 Jakub Jelinek <jakub@redhat.com>
2368 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
2369 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
2372 2019-02-28 Tamar Christina <tamar.christina@arm.com>
2375 * config/aarch64/aarch64-option-extensions.def: Document it.
2376 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
2379 2019-02-28 Jakub Jelinek <jakub@redhat.com>
2382 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
2383 builtins if they don't have a single scalar floating point argument.
2386 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
2388 PR rtl-optimization/89490
2389 * varasm.c (get_block_for_section): Bail out for mergeable sections.
2390 (default_use_anchors_for_symbol_p, output_object_block): Assert the
2391 block section is not mergeable.
2393 2019-02-27 Jakub Jelinek <jakub@redhat.com>
2396 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
2397 old define_insn to ...
2398 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
2399 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
2400 Rename old define_insn to ...
2401 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
2402 (thumb2_casesi_internal_pic): New define_expand. Rename old
2404 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
2405 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
2406 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
2408 2019-02-27 Richard Biener <rguenther@suse.de>
2411 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
2413 2019-02-27 Richard Biener <rguenther@suse.de>
2415 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
2418 2019-02-27 Richard Biener <rguenther@suse.de>
2421 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
2422 parameter, prefix section name with .gnu.debuglto_ if true.
2423 (dwarf2out_finish): Pass false to output_comdat_type_unit.
2424 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
2426 2019-02-27 Richard Biener <rguenther@suse.de>
2429 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
2430 rather than on use_debug_types, doing what output_die does.
2431 (value_format): Likewise.
2433 2019-02-27 Martin Jambor <mjambor@suse.cz>
2434 Martin Sebor <msebor@redhat.com>
2436 * doc/invoke.texi (Warning Options): Reword description of
2437 -Wno-absolute-value.
2439 2019-02-27 Jakub Jelinek <jakub@redhat.com>
2441 PR tree-optimization/89280
2442 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
2443 builtin_setjmp_setup_bb): New functions.
2444 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
2445 When visiting __builtin_setjmp_setup block, queue in special
2446 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
2447 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
2448 from visited after the loop if they don't have any visited successor
2451 2018-02-26 Steve Ellcey <sellcey@marvell.com>
2453 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
2455 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
2457 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2460 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
2461 with types other than sizetype/ssizetype.
2463 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
2465 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
2466 (enum sparc_processor_type): ...this.
2467 (enum sparc_code_model_type): New enumeration type.
2468 (enum sparc_memory_model_type): Tweak comments.
2469 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
2471 (mcmodel): Use sparc_code_model enumeration and variable.
2472 (sparc_code_model): New enumeration.
2473 (mdebug): Add Undocumented marker.
2474 * config/sparc/sparc.h (enum cmodel): Delete.
2475 (sparc_cmodel): Likewise.
2476 (TARGET_CM_MEDLOW): Adjust to above renaming.
2477 (TARGET_CM_MEDMID): Likewise.
2478 (TARGET_CM_MEDANY): Likewise.
2479 (TARGET_CM_EMBMEDANY): Likewise.
2480 * config/sparc/sparc.c (sparc_cmodel): Delete.
2481 (sparc_option_override): Remove string/value mapping support for the
2482 code model. Move code and memory model support to after the handling
2483 of target flags. Do private machine setup last.
2484 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
2485 (sparc_legitimize_reload_address): Likewise.
2486 (sparc_output_mi_thunk): Likewise.
2487 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
2489 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2491 PR tree-optimization/89500
2492 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
2493 (handle_builtin_strlen): Remove noncst_bound variable. Always
2494 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
2495 cst if the first cst bytes starting at x are known to be non-zero,
2496 even if the string is not zero terminated. Don't try to modify
2497 *si for strnlen. Update strlen_to_stridx only for strlen or if
2498 we can prove strnlen returns the same value as strlen would.
2500 2019-02-26 Martin Liska <mliska@suse.cz>
2502 * alloc-pool.h (struct pool_usage): Remove extra
2504 * bitmap.h (struct bitmap_usage): Likewise.
2505 * ggc-common.c (struct ggc_usage): Likewise.
2506 * mem-stats.h (struct mem_usage): Likewise.
2507 (mem_alloc_description::dump): Print dash lines
2508 here and repeat header at the end of a table report.
2509 It's then more readable.
2510 * tree-phinodes.c (phinodes_print_statistics): Make
2511 horizontal alignment.
2512 * tree-ssanames.c (ssanames_print_statistics): Likewise.
2513 * vec.c (struct vec_usage): Remove extra print_dash_line.
2514 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
2516 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
2518 * doc/extend.texi (__builtin_object_size):
2519 Use @pxref instead of @xref inside parenthesis.
2520 (__builtin_has_attribute): Add missing comma after @xref.
2521 (__builtin_object_size): Ditto.
2522 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
2523 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
2526 2019-02-26 Jeff Law <law@redhat.com>
2528 PR rtl-optimization/87761
2529 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
2530 detect obviously dead insns and delete them.
2532 2019-02-26 Richard Biener <rguenther@suse.de>
2534 PR tree-optimization/89505
2535 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
2536 to handle restrict pointed-to vars with multiple subvars
2539 2019-02-26 Richard Biener <rguenther@suse.de>
2541 PR tree-optimization/89489
2542 * tree-parloops.c (create_loop_fn): Copy over last_clique.
2544 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
2546 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
2547 and move around comment.
2548 <BIT_AND_EXPR>: Likewise.
2549 <BIT_NOT_EXPR>: Add specific handling for boolean types.
2551 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2554 * config/i386/i386.c (remove_partial_avx_dependency): Call
2555 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
2556 after changing possibly many instructions to use that pseudo. Fix up
2557 insertion of v4sf_const0 setter at the start of bb.
2559 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
2562 * doc/extend.texi (Variadic Pointer Args): New section.
2564 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
2565 Martin Sebor <msebor@gmail.com>
2567 * common.opt (Wattribute-alias): Likewise.
2568 * doc/invoke.texi (Option Summary): List general form of
2569 -Wattribute-alias=. List positive form of -Wmissing-attributes.
2570 (-Wmissing-attributes): Invert entry, rewrite and correct default.
2571 Add cross-references.
2572 (-Wattribute-alias): Rewrite and correct default. Mention
2573 considered attributes (same as for -Wmissing-attributes).
2575 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
2577 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
2578 (_mm_cvtpd_ps): Likewise.
2579 (_mm_cvttpd_epi32): Likewise.
2582 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
2583 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
2586 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
2588 2019-02-25 Tamar Christina <tamar.christina@arm.com>
2591 * common/config/aarch64/aarch64-common.c
2592 (struct aarch64_option_extension): Add is_synthetic.
2593 (all_extensions): Use it.
2594 (TARGET_OPTION_INIT_STRUCT): Define hook.
2595 (struct gcc_targetm_common): Moved to end.
2596 (all_extensions_by_on): New.
2597 (opt_ext_cmp, typedef opt_ext): New.
2598 (aarch64_option_init_struct): New.
2599 (aarch64_contains_opt): New.
2600 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
2601 * config/aarch64/aarch64-option-extensions.def
2602 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
2603 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
2604 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
2605 Set is_synthetic to false.
2606 (crypto): Set is_synthetic to true.
2607 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
2610 2019-02-25 Tamar Christina <tamar.christina@arm.com>
2612 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
2613 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
2614 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
2615 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
2616 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
2617 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
2618 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
2619 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
2621 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
2622 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
2623 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
2624 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
2625 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
2626 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
2627 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
2628 vfmlsl_laneq_high_f16): ... To this.
2629 * config/arm/neon.md: Update comments.
2631 2019-02-25 Tamar Christina <tamar.christina@arm.com>
2633 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
2634 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
2635 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
2636 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
2637 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
2638 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
2639 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
2640 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
2642 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
2643 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
2644 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
2645 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
2646 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
2647 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
2648 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
2649 vfmlslq_laneq_high_f16): ... To this.
2651 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
2653 PR rtl-optimization/86096
2654 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
2655 comparing mw_order values.
2657 2019-02-25 Jakub Jelinek <jakub@redhat.com>
2660 * config/arm/arm.md (*subsi3_carryin_const): Use
2661 arm_neg_immediate_operand predicate instead of
2662 arm_not_immediate_operand, "L" constraint instead of "K" and
2663 print it using %n2 instead of %B2.
2664 (*subsi3_carryin_const0): New define_insn.
2665 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
2666 instead of arm_not_operand and "I" constraint instead of "K" and
2667 print it using %n3 instead of %B2. Instead of using match_dup 2 add
2668 another match_operand and in the condition check that it is negation
2670 (*subsi3_carryin_compare_const0): New define_ins.
2671 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
2672 *subsi3_carryin_const.
2673 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
2674 split into *subsi3_carryin_compare_const0 if the highpart is zero.
2677 * config/arm.vfp.md (*negdf2_vfp): Use
2678 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
2679 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
2681 2019-02-24 Jakub Jelinek <jakub@redhat.com>
2683 PR rtl-optimization/89445
2684 * simplify-rtx.c (simplify_ternary_operation): Don't use
2685 simplify_merge_mask on operands that may trap.
2686 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
2687 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
2688 second operand is CONST_VECTOR, check if any element could be zero.
2689 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
2690 their operands can trap.
2692 2019-02-23 Martin Sebor <msebor@redhat.com>
2694 * gimple-ssa-sprintf.c (target_strtol): Rename...
2695 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
2696 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
2697 check for range error.
2699 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
2702 * opts-common.c (prune_options): Also prune joined switches
2703 with Negative and RejectNegative.
2704 * config/i386/i386.opt (march=): Add Negative(march=).
2705 (mtune=): Add Negative(mtune=).
2706 * doc/options.texi: Document Negative used together with Joined
2709 2019-02-22 Martin Sebor <msebor@redhat.com>
2711 * doc/extend.texi (Other Builtins): Add
2712 __builtin_is_constant_evaluated.
2714 2019-02-22 Richard Biener <rguenther@suse.de>
2716 PR tree-optimization/87609
2717 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
2719 2019-02-22 Jeff Law <law@redhat.com>
2721 PR rtl-optimization/87761
2722 * config/mips/mips.md: Add new combiner pattern to recognize
2723 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
2725 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
2728 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
2729 destination register in peepholes generating patterns for ADDS/SUBS.
2730 (add<mode>3_compare0,
2731 *addsi3_compare0_uxtw, add<mode>3_compareC,
2732 add<mode>3_compareV_imm, add<mode>3_compareV,
2733 *adds_<optab><ALLX:mode>_<GPI:mode>,
2734 *subs_<optab><ALLX:mode>_<GPI:mode>,
2735 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
2736 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
2737 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
2738 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
2739 sub<mode>3_compare1): Allow stack pointer for source register.
2740 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
2742 2019-02-22 Martin Sebor <msebor@redhat.com>
2744 PR tree-optimization/88993
2745 PR tree-optimization/88853
2746 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
2748 (sprintf_dom_walker::call_info::is_string_func): New helper.
2749 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
2750 for formatted string functions.
2751 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
2753 2019-02-22 Martin Sebor <msebor@redhat.com>
2756 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
2757 unreachable subexpressions.
2759 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
2760 Hongtao Liu <hongtao.liu@intel.com>
2761 Sunil K Pandey <sunil.k.pandey@intel.com>
2764 * config/i386/i386-passes.def: Add
2765 pass_remove_partial_avx_dependency.
2766 * config/i386/i386-protos.h
2767 (make_pass_remove_partial_avx_dependency): New.
2768 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
2770 (pass_data_remove_partial_avx_dependency): New.
2771 (pass_remove_partial_avx_dependency): Likewise.
2772 (make_pass_remove_partial_avx_dependency): Likewise.
2773 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
2774 (*extendsfdf2): Add avx_partial_xmm_update.
2775 (truncdfsf2): Likewise.
2776 (*float<SWI48:mode><MODEF:mode>2): Likewise.
2777 (SF/DF conversion splitters): Disabled for TARGET_AVX.
2779 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
2782 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
2785 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
2788 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
2789 (PTA_SKYLAKE): Add PTA_AES.
2790 (PTA_GOLDMONT): Likewise.
2792 2019-02-22 Sudakshina Das <sudi.das@arm.com>
2794 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
2795 instruction if enabled.
2796 (aarch64_override_options): Remove reference to return address key.
2798 2019-02-22 Richard Biener <rguenther@suse.de>
2800 PR tree-optimization/89440
2801 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
2802 not necessary assert.
2804 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
2807 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
2808 (oacc_replace_fn_attrib_attr): ... this new function.
2809 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
2810 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
2812 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2814 * config/arm/arm-cpus.in (ares): Rename to...
2815 (neoverse-n1): ... This. Add ares as alias.
2816 * config/arm/arm-tables.opt: Regenerate.
2817 * config/arm/arm-tune.md: Likewise.
2818 * doc/invoke.txt (ARM Options): Document neoverse-n1.
2820 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2822 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
2823 * config/aarch64/aarch64-tune.md: Regenerate.
2824 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
2826 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2828 * config/aarch64/aarch64.c (ares_tunings): Rename to...
2829 (neoversen1_tunings): ... This.
2830 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
2831 (neoverse-n1): New CPU.
2832 * config/aarch64/aarch64-tune.md: Regenerate.
2833 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
2835 2019-02-22 Richard Biener <rguenther@suse.de>
2838 * cfghooks.h (dependence_hash): New typedef.
2839 (struct copy_bb_data): New type.
2840 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
2841 (duplicate_block): Likewise.
2842 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
2843 (copy_bbs): Create and pass down copy_bb_data.
2844 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
2845 (rtl_duplicate_bb): Likewise.
2846 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
2847 remap dependence info.
2849 2019-02-22 Richard Biener <rguenther@suse.de>
2851 PR tree-optimization/87609
2852 * tree-core.h (tree_base): Document special clique values.
2853 * tree-inline.c (remap_dependence_clique): Do not use the
2854 special clique value of one.
2855 (maybe_set_dependence_info): Use clique one.
2856 (clear_dependence_clique): New callback.
2857 (compute_dependence_clique): Clear clique one from all refs
2858 before assigning it (again).
2860 2019-02-21 Martin Sebor <msebor@redhat.com>
2862 * doc/extend.texi (__clear_cache): Correct signature.
2864 2019-02-21 Ian Lance Taylor <iant@golang.org>
2867 * varasm.c (decode_addr_const): Call lookup_constant_def rather
2868 than output_constant_def.
2869 (add_constant_to_table): New static function.
2870 (output_constant_def): Call add_constant_to_table.
2871 (tree_output_constant_def): Likewise.
2873 2019-02-21 Jakub Jelinek <jakub@redhat.com>
2876 * builtins.c (fold_builtin_arith_overflow): If first two args are
2877 INTEGER_CSTs, set intres and ovfres to constants rather than calls
2880 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
2883 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
2884 error for -mindirect-branch/-mfunction-return with incompatible
2887 2019-02-21 Jakub Jelinek <jakub@redhat.com>
2890 * constraints.md (q): Remove.
2891 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
2894 2019-02-21 Martin Jambor <mjambor@suse.cz>
2897 * omp-general.c (omp_extract_for_data): Removed a duplicate call
2898 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
2899 (omp_adjust_for_condition): ...here. Added necessary parameters.
2900 * omp-general.h (omp_adjust_for_condition): Updated declaration.
2901 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
2902 proper values to new parameters of omp_adjust_for_condition.
2904 2019-02-20 Jakub Jelinek <jakub@redhat.com>
2907 * expr.c (expand_assignment): If result is a MEM, use change_address
2908 instead of simplify_gen_subreg.
2910 2019-02-20 Jakub Jelinek <jakub@redhat.com>
2911 David Malcolm <dmalcolm@redhat.com>
2914 * fold-const.c (decode_field_reference): Return NULL_TREE if
2915 lang_hooks.types.type_for_size returns NULL. Check it before
2916 overwriting *exp_. Use return NULL_TREE instead of return 0.
2918 2019-02-20 Jakub Jelinek <jakub@redhat.com>
2922 * toplev.c (do_compile): Double the emin/emax exponents to workaround
2925 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
2928 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
2929 TARGET_SSE in addition to TARGET_SSE_MATH.
2931 (ix86_excess_precision): Ditto.
2932 (ix86_float_exceptions_rounding_supported_p): Ditto.
2933 (use_rsqrt_p): Ditto.
2934 * config/i386/sse.md (rsqrt<mode>2): Ditto.
2936 2019-02-20 David Malcolm <dmalcolm@redhat.com>
2939 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
2940 linenum_arith_t when determining if two adjacent line spans are
2941 close enough to merge.
2942 (diagnostic_show_locus): Use linenum_arith_t when iterating over
2943 lines within each line_span.
2945 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
2948 * lra-constraints.c(uses_hard_regs_p): Fix handling of
2949 paradoxical SUBREGS.
2951 2019-02-20 Li Jia He <helijia@linux.ibm.com>
2954 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
2955 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
2956 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
2959 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
2961 * config/gcn/gcn.c (print_operand): Fix typo.
2963 2019-02-19 Richard Biener <rguenther@suse.de>
2966 * toplev.c (do_compile): Initialize mpfr's exponent range
2967 based on available float modes.
2969 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
2971 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
2972 as long as the epilogue isn't completed.
2974 2019-02-18 Martin Sebor <msebor@redhat.com>
2976 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
2977 __has_cpp_attribute, and __has_include.
2979 2019-02-18 Martin Sebor <msebor@redhat.com>
2981 * doc/invoke.texi (-Wreturn-type): Correct and expand.
2983 2019-02-18 Martin Sebor <msebor@redhat.com>
2986 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
2988 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
2990 2019-02-18 Richard Biener <rguenther@suse.de>
2992 PR tree-optimization/89296
2993 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
2994 of no-warning flag to cases that might emit the bogus warning.
2996 2019-02-18 Jakub Jelinek <jakub@redhat.com>
2999 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
3001 * config/arm/vfp.md (*movdi_vfp): Likewise.
3002 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
3003 "q" constraint for operands[0].
3006 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
3007 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
3008 pattern in a temporary buffer.
3009 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
3010 than 64-operands[2].
3013 * config/s390/s390.c (s390_indirect_branch_attrvalue,
3014 s390_indirect_branch_settings): Define unconditionally.
3015 (s390_set_current_function): Likewise, but guard the whole body except
3016 the s390_indirect_branch_settings call with
3017 #if S390_USE_TARGET_ATTRIBUTE.
3018 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
3020 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
3021 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
3022 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
3023 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
3024 HOST_WIDE_INT_1U instead of 1ULL.
3025 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
3026 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
3027 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
3028 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
3030 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
3033 2019-02-18 Martin Jambor <mjambor@suse.cz>
3035 PR tree-optimization/89209
3036 * tree-sra.c (create_access_replacement): New optional parameter
3037 reg_tree. Use it as a type if non-NULL and access type is not of
3039 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
3040 to create_access_replacement.
3041 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
3042 Check lacc is non-NULL before attempting to re-create it on the RHS.
3044 2019-02-18 Martin Liska <mliska@suse.cz>
3047 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
3049 (symbol_table::free_edge): Recycle m_summary_id.
3050 * cgraph.h (get_summary_id): New.
3051 (symbol_table::release_symbol): Set m_summary_id to -1
3053 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
3054 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
3055 function_summary to fast_function_summary.
3056 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
3057 * ipa-pure-const.c (class funct_state_summary_t):
3058 Switch from function_summary to fast_function_summary.
3059 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
3060 (class ipa_ref_opt_summary_t): Switch from function_summary
3061 to fast_function_summary.
3062 * symbol-summary.h (class function_summary_base): New class
3063 that is created from base of former function_summary.
3064 (function_summary_base::unregister_hooks): New.
3065 (class function_summary): Inherit from function_summary_base.
3066 (class call_summary_base): New class
3067 that is created from base of former call_summary.
3068 (class call_summary): Inherit from call_summary_base.
3069 (struct is_same): New.
3070 (class fast_function_summary): New summary class.
3071 (class fast_call_summary): New summary class.
3072 * vec.h (vec_safe_grow_cleared): New function.
3074 2019-02-18 Martin Liska <mliska@suse.cz>
3076 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
3077 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
3078 * doc/tm.texi: Document new target hook.
3079 * doc/tm.texi.in: Likewise.
3080 * target.def: Add new target macro.
3081 * gcc.c (find_fortran_preinclude_file): Do not search multilib
3084 2019-02-17 Alan Modra <amodra@gmail.com>
3087 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
3088 output reg on add insn.
3089 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
3091 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
3094 * config/i386/sse.md (ssedoublemode): Remove V4HI.
3095 (PMULHRSW): Likewise.
3096 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
3098 (ssse3_pmulhrswv4hi3): New expander.
3100 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
3102 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
3103 MMX. Add isa attribute.
3105 2019-02-16 Jakub Jelinek <jakub@redhat.com>
3107 PR rtl-optimization/66152
3108 * builtins.h (c_readstr): Declare.
3109 * builtins.c (c_readstr): Remove forward declaration. Add
3110 null_terminated_p argument, if false, read all bytes from the
3111 string instead of stopping after '\0'.
3112 * expr.c (string_cst_read_str): New function.
3113 (store_expr): Use string_cst_read_str instead of
3114 builtin_strncpy_read_str. Try to store by pieces the whole
3115 exp_len first, and only if that fails, split it up into
3116 store by pieces followed by clear_storage. Formatting fix.
3118 * config/i386/i386.md (*movqi_internal): Remove static from
3119 buf variable. Use output_asm_insn (buf, operands); return "";
3120 instead of return buf;.
3121 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
3122 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
3123 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
3125 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
3127 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
3128 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
3129 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
3130 (CC1_SPEC): Likewise.
3131 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
3133 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
3135 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
3136 the base address on 64-bit strict-alignment platforms.
3138 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
3140 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
3142 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
3144 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
3146 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
3148 PR rtl-optimization/88308
3149 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
3150 on copied instruction.
3152 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
3154 * final.c (insn_current_reference_address): Replace test on JUMP_P
3155 with test on jump_to_label_p.
3156 * config/visium/visium-passes.def: New file.
3157 * config/visium/t-visium (PASSES_EXTRA): Define.
3158 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
3159 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
3160 (TRAMPOLINE_ALIGNMENT): Define.
3161 * config/visium/visium.c (visium_option_override): Do not register
3162 the machine-specific reorg pass here.
3163 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
3165 (output_branch): Adjust threshold for long branch instruction.
3166 * config/visium/visium.md (cpu): Move around.
3167 (length): Adjust for the GR6.
3169 2019-02-15 Richard Biener <rguenther@suse.de>
3170 Jakub Jelinek <jakub@redhat.com>
3172 PR tree-optimization/89278
3173 * tree-loop-distribution.c: Include tree-eh.h.
3174 (generate_memset_builtin, generate_memcpy_builtin): Call
3175 rewrite_to_non_trapping_overflow on builtin->size before passing it
3176 to force_gimple_operand_gsi.
3178 2019-02-15 Jakub Jelinek <jakub@redhat.com>
3181 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
3183 * opth-gen.awk: Likewise.
3185 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
3187 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
3188 Enable MMX, SSE and SSE2 by default.
3189 * config/i386/i386.c (ix86_option_override_internal): Do not
3190 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
3192 2019-02-14 Jakub Jelinek <jakub@redhat.com>
3194 PR rtl-optimization/89354
3195 * combine.c (make_extraction): Punt if extraction_mode is narrower
3198 2019-02-14 Maya Rashish <coypu@sdf.org>
3200 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
3201 * config/netbsd-d.c: New file.
3202 * config/t-netbsd: Add netbsd-d.o
3204 2018-02-14 Steve Ellcey <sellcey@marvell.com>
3206 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
3207 affects_type_identity to true for aarch64_vector_pcs.
3208 (aarch64_comp_type_attributes): New function.
3209 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
3211 2019-02-14 Tamar Christina <tamar.christina@arm.com>
3214 * config/arm/iterators.md (ANY64): Add V4HF.
3216 2019-02-14 Martin Liska <mliska@suse.cz>
3218 PR rtl-optimization/89242
3219 * dce.c (delete_unmarked_insns): Call free_dominance_info we
3220 process a transformation.
3222 2019-02-14 Jakub Jelinek <jakub@redhat.com>
3224 PR tree-optimization/89314
3225 * fold-const.c (fold_binary_loc): Cast strlen argument to
3226 const char * before dereferencing it. Formatting fixes.
3229 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
3231 2019-02-13 Ian Lance Taylor <iant@golang.org>
3233 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
3234 and set current index for other optimizations.
3236 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
3238 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
3239 nonimmediate_operand as operand 2 predicate.
3240 (vec_set<VF2_512_256:mode>_0): Ditto.
3241 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
3242 (*vec_concatv2si): Remove alternative 2.
3243 (*vec_concatv4si_0): Use vm constraint for alternative 0.
3244 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
3245 (vec_concatv2di): Split alternatives 4,5,6 to ...
3246 (*vec_concatv2di_0) ... new pattern.
3248 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
3251 * config/arm/arm.c (ldm_stm_operation_p) Set
3252 addr_reg_in_reglist correctly for first register.
3253 (load_multiple_sequence): Remove dead base check.
3254 (gen_ldm_seq): Correctly set write_back for Thumb-1.
3256 2019-02-13 Tamar Christina <tamar.christina@arm.com>
3259 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
3260 Expose as @aarch64_pred_mov.
3261 * config/aarch64/aarch64.c (aarch64_classify_address):
3262 Use expand_insn which legitimizes operands.
3264 2019-02-13 Martin Liska <mliska@suse.cz>
3266 * builtins.h (expand_builtin_with_bounds): Remove declaration.
3267 * calls.c (struct arg_data): Remove special_slot, pointer_arg
3268 and pointer_offset fields.
3269 (initialize_argument_information): Remove usage of dead
3271 * cgraph.h (struct cgraph_thunk_info): Remove
3272 add_pointer_bounds_args.
3273 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
3275 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
3277 * config/i386/i386.c (ix86_function_arg_advance): Remove
3279 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
3280 (def_builtin): Remove usage of dead
3282 (ix86_add_new_builtins): Likewise.
3283 * ipa-fnsummary.c (compute_fn_summary): Likewise.
3284 * ipa-icf.c (sem_function::equals_wpa): Likewise.
3285 (sem_function::init): Likewise.
3286 (sem_variable::merge): Likewise.
3287 * ipa-visibility.c (function_and_variable_visibility): Likewise.
3288 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
3289 * lto-cgraph.c (lto_output_node): Likewise.
3290 (lto_output_varpool_node): Likewise.
3291 (input_node): Likewise.
3292 (input_varpool_node): Likewise.
3293 * lto-streamer-out.c (lto_output): Likewise.
3294 * tree-inline.c (expand_call_inline): Remove usage of
3296 * tree-inline.h (struct copy_body_data): Likewise.
3297 * varpool.c (varpool_node::dump): Likewise.
3299 2019-02-13 Jakub Jelinek <jakub@redhat.com>
3302 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
3303 into pt->vars_contains_escaped_heap instead of setting
3304 pt->vars_contains_escaped_heap to it.
3307 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
3308 INTVAL (size), compare it to GET_MODE_MASK instead of
3309 1 << GET_MODE_BITSIZE.
3312 * config/i386/predicates.md (x86_64_immediate_operand): Allow
3313 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
3316 2019-02-13 Martin Liska <mliska@suse.cz>
3319 * cfgrtl.c (remove_barriers_from_footer): New function.
3320 (try_redirect_by_replacing_jump): Use it.
3321 (cfg_layout_redirect_edge_and_branch): Likewise.
3323 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
3325 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
3326 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
3327 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
3328 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
3329 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
3330 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
3332 * config/rs6000/rs6000.c (builtin_function_type)
3333 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
3334 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
3335 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
3336 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
3337 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
3339 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
3341 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
3342 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
3344 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
3347 * config/i386/i386.md (*movoi_internal_avx): Revert revision
3348 268678 and revision 268657.
3349 (*movti_internal): Likewise.
3351 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
3354 * config/s390/s390.c (s390_decompose_address): Update comment.
3355 (s390_check_qrst_address): Reject invalid address forms after
3358 2019-02-12 Martin Liska <mliska@suse.cz>
3361 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
3362 we need default values of funct_state for a function that
3365 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
3367 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
3368 the object to pick the size of stores on strict-alignment platforms.
3370 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
3371 (*movdi_insn_sp32): Likewise.
3372 (*movdi_insn_sp64): Likewise.
3374 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
3377 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
3378 types that needs constructiong.
3379 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
3381 2019-02-12 Richard Biener <rguenther@suse.de>
3383 PR tree-optimization/89253
3384 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
3387 2019-02-11 David Malcolm <dmalcolm@redhat.com>
3390 * input.c (selftest::test_line_offset_overflow): New selftest.
3391 (selftest::input_c_tests): Call it.
3393 2019-02-11 Martin Sebor <msebor@redhat.com>
3395 PR tree-optimization/88771
3396 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
3397 when -Wstringop-overflow is set.
3398 (builtin_memref::builtin_memref): Adjust excessive upper bound
3399 only when lower bound is not excessive.
3400 (maybe_diag_overlap): Detect and diagnose excessive bounds via
3401 -Wstringop-ovefflow.
3402 (maybe_diag_offset_bounds): Rename...
3403 (maybe_diag_access_bounds): ...to this.
3404 (check_bounds_or_overlap): Adjust for name change above.
3406 2019-02-11 Martin Sebor <msebor@redhat.com>
3409 * builtins.c (max_object_size): Move from here...
3410 * builtins.h (max_object_size): ...and here...
3411 * tree.c (max_object_size): ...to here...
3412 * tree.h (max_object_size): ...and here.
3414 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
3416 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
3417 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
3418 for correct semantics.
3420 2019-02-11 Alan Modra <amodra@gmail.com>
3422 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
3423 -mlongcall and -mpltseq.
3424 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
3425 (RS/6000 and PowerPC Options <-mpltseq>): Document.
3426 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
3427 * config/rs6000/sysv4.opt (mpltseq): New option.
3428 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
3429 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
3430 support is lacking. Don't allow -mpltseq with -mbss-plt.
3431 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
3432 -mpltseq given for ELFv1.
3433 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
3434 Only use UNSPEC_PLTSEQ for inline PLT calls.
3435 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
3436 use UNSPEC_PLTSEQ for inline PLT calls.
3437 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
3438 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
3439 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
3440 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
3441 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
3442 (pltseq_mtctr_<mode>): Likewise.
3444 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3446 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
3448 * configure: Regenerate.
3450 2019-02-11 Jakub Jelinek <jakub@redhat.com>
3453 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
3456 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
3458 * function.c (assign_parm_setup_block): Use the stored
3459 size, not the passed size, when allocating stack-space,
3460 also for a parameter with alignment larger than
3461 MAX_SUPPORTED_STACK_ALIGNMENT.
3463 2019-02-11 Martin Liska <mliska@suse.cz>
3466 * ipa-cp.c (build_toporder_info): Remove usage of a param.
3467 * ipa-inline.c (inline_small_functions): Likewise.
3468 * ipa-pure-const.c (propagate_pure_const): Likewise.
3469 (propagate_nothrow): Likewise.
3470 * ipa-reference.c (propagate): Likewise.
3471 * ipa-utils.c (struct searchc_env): Remove unused field.
3472 (searchc): Always search across AVAIL_INTERPOSABLE.
3473 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
3474 the only called IPA pure const can properly not propagate
3475 across interposable boundary.
3476 * ipa-utils.h (ipa_reduced_postorder): Remove param.
3478 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
3480 * config/nds32/nds32.md (call_internal, call_value_internal,
3481 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
3483 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
3485 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
3488 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
3490 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
3493 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
3495 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
3497 2019-02-10 Jakub Jelinek <jakub@redhat.com>
3499 PR tree-optimization/89268
3500 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
3501 if preds is non-NULL.
3503 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3506 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
3509 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
3511 * config/nds32/nds32.md (trap): New pattern.
3513 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
3515 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
3518 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
3520 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
3523 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3525 * ipa-visibility.c (localize_node): Also do not localize
3526 LDPR_PREVAILING_DEF_IRONLY_EXP.
3528 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3531 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
3532 instead of type_with_linkage.
3534 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3537 * params.def (uninlined-function-insns, uninlined-function-time,
3538 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
3539 bound so we don't get overflows.
3541 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
3543 * config/rs6000/rs6000-string.c (expand_compare_loop,
3544 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
3547 2019-02-09 Jakub Jelinek <jakub@redhat.com>
3550 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
3551 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
3552 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
3554 2019-02-09 Alan Modra <amodra@gmail.com>
3557 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
3558 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
3561 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
3564 * lra-constraints.c (process_alt_operands): Don't increase reject
3565 for memory when offset memory is required.
3567 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
3569 * config/s390/vector.md: Implement vector copysign.
3571 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
3573 * expr.c (expand_constructor): Correct indentations.
3575 2019-02-08 Richard Biener <rguenther@suse.de>
3577 PR tree-optimization/89247
3578 * tree-if-conv.c: Include tree-cfgcleanup.h.
3579 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
3580 (tree_if_conversion): Pass through predicate vector.
3581 (pass_if_conversion::execute): Do CFG cleanup and SSA update
3582 inline, see if any if-converted loops we refrece in
3583 LOOP_VECTORIZED calls vanished and fixup.
3584 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
3586 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
3588 * config/s390/constraints.md (jdd): New constraint.
3590 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
3593 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
3594 upper 16 vector registers without TARGET_AVX512VL.
3595 (*movti_internal): Likewise.
3597 2019-02-08 Jakub Jelinek <jakub@redhat.com>
3599 PR rtl-optimization/89234
3600 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
3601 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
3602 (copy_reg_eh_region_note_backward): Likewise.
3604 2019-02-08 Richard Biener <rguenther@suse.de>
3607 * tree-data-ref.c (initialize_matrix_A): Fail if constant
3609 (analyze_subscript_affine_affine): Handle failure from
3610 initialize_matrix_A.
3612 2019-02-08 Jakub Jelinek <jakub@redhat.com>
3614 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
3617 2019-02-07 David Malcolm <dmalcolm@redhat.com>
3619 PR tree-optimization/86637
3620 PR tree-optimization/89235
3621 * tree-vect-loop.c (optimize_mask_stores): Add an
3622 auto_purge_vect_location sentinel to ensure that vect_location is
3625 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
3626 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
3627 to ensure that vect_location is purged on exit.
3628 (pass_slp_vectorize::execute): Likewise, replacing the manual
3630 * tree-vectorizer.h (class auto_purge_vect_location): New class.
3632 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3634 * config/aarch64/iterators.md (max_opp): New code_attr.
3635 (USMAX): New code iterator.
3636 * config/aarch64/predicates.md (aarch64_smin): New predicate.
3637 (aarch64_smax): Likewise.
3638 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
3639 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
3642 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
3645 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
3646 for TARGET_AVX512VL.
3647 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
3649 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
3651 * config/s390/s390-builtin-types.def: Add new types.
3652 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
3653 (s390_vec_xlw4): Make the memory operand into a const pointer.
3654 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
3656 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
3657 a new vector type with the alignment of the scalar memory operand.
3659 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
3660 Jakub Jelinek <jakub@redhat.com>
3663 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
3664 arm_count_ldrdstrd_insns): New declarations.
3665 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
3667 (valid_operands_ldrd_strd): New function.
3668 (arm_count_ldrdstrd_insns): New function.
3669 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
3670 sets instead of single DImode set and define new insns to match this.
3672 2019-02-07 Tamar Christina <tamar.christina@arm.com>
3674 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
3675 Make it a C initializer.
3677 2019-02-07 Tamar Christina <tamar.christina@arm.com>
3680 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
3682 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3684 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
3685 Use neon_dot<q> for type.
3686 (neon_<sup>dot_lane<vsi2qi>): Likewise.
3688 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3690 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
3691 Use neon_dot<q> for type.
3692 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
3693 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
3695 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
3697 PR rtl-optimization/89225
3698 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
3701 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
3703 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
3704 after restoring registers saved to allocate the frame on Windows.
3706 2019-02-06 Richard Biener <rguenther@suse.de>
3708 PR tree-optimization/89182
3709 * graphite.h (cached_scalar_evolution_in_region): Declare.
3710 * graphite.c (struct seir_cache_key): New.
3711 (struct sese_scev_hash): Likewise.
3712 (seir_cache): New global.
3713 (cached_scalar_evolution_in_region): New function.
3714 (graphite_transform_loops): Allocate and release seir_cache.
3715 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
3716 cached_scalar_evolution_in_region.
3717 * graphite-scop-detection.c (scop_detection::can_represent_loop):
3719 (scop_detection::graphite_can_represent_expr: Use
3720 cached_scalar_evolution_in_region.
3721 (scop_detection::stmt_simple_for_scop_p): Likewise.
3722 (find_params_in_bb): Likewise.
3723 (gather_bbs::before_dom_children): Likewise.
3724 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
3725 (add_loop_constraints): Likewise.
3727 2019-02-06 Jakub Jelinek <jakub@redhat.com>
3730 * fold-const-call.c (fold_const_vec_convert): Pass true as last
3731 operand to new_unary_operation only if both element types are integral
3732 and it isn't a widening conversion. Return NULL_TREE if
3733 new_unary_operation failed.
3735 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
3738 * config/s390/s390.md: Remove load and test FP splitter.
3740 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
3743 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
3744 expand_compare_loop, expand_block_compare_gpr,
3745 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
3746 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
3747 #include "profile-count.h" and "predict.h" for types and functions
3748 needed to work with REG_BR_PROB notes.
3750 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
3753 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
3754 for the long branch case.
3756 2019-02-05 Jakub Jelinek <jakub@redhat.com>
3759 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
3760 can throw, non-call exceptions are enabled and we can't delete
3761 dead exceptions or alter cfg. Set must_clean if
3762 delete_insn_and_edges returns true, don't set it blindly for calls.
3763 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
3765 PR rtl-optimization/89195
3766 * combine.c (make_extraction): For MEMs, don't extract bytes outside
3767 of the original MEM.
3769 2019-02-05 Martin Liska <mliska@suse.cz>
3771 PR gcov-profile/89000
3772 * gcov.c (function_summary): Remove argument.
3773 (file_summary): New function.
3774 (print_usage): Replace tabs with spaces.
3775 (generate_results): Use new function file_summary.
3777 2019-02-05 Jakub Jelinek <jakub@redhat.com>
3780 * optabs.c (prepare_cmp_insn): Pass x and y to
3781 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
3783 2019-02-05 Richard Biener <rguenther@suse.de>
3786 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
3787 (struct bitmap_element): Drop chain_prev so we properly recurse on
3788 the prev member, supporting tree views.
3789 (struct bitmap_head): GTY skip the obstack member.
3791 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
3794 * doc/extend.texi (Vector Extensions): Add an example of using vector
3795 types together with x86 intrinsics.
3797 2019-02-04 Alan Modra <amodra@gmail.com>
3799 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
3800 str[] size to 160, and comment.
3802 2019-02-04 Alan Modra <amodra@gmail.com>
3804 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
3805 (rs6000_pltseq_template): Guard output of TLS markers with
3807 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
3808 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
3809 to use inline PLT sequences.
3810 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
3811 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
3812 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
3814 2019-02-04 Martin Liska <mliska@suse.cz>
3817 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
3818 out when ipa_fn_summaries does not contain entry for callee.
3820 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
3822 * config/sparc/sparc.h: Remove superfluous blank lines.
3823 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
3824 (got_register_rtx): ...this.
3825 (sparc_got): Adjust to above renaming.
3826 (sparc_tls_got): Likewise.
3827 (sparc_delegitimize_address): Likewise.
3828 (sparc_output_mi_thunk): Likewise.
3829 (sparc_init_pic_reg): Likewise.
3830 (save_local_or_in_reg_p): Fix test on the GOT register.
3831 (USE_HIDDEN_LINKONCE): Move around.
3832 (get_pc_thunk_name): Likewise.
3833 (gen_load_pcrel_sym): Likewise.
3834 (load_got_register): Likewise.
3836 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
3838 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
3839 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
3841 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
3843 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
3846 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
3848 * config.gcc (with_nds32_lib, glibc):
3849 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
3850 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
3851 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
3853 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
3856 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
3857 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
3858 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
3859 (*rcpsf2_sse): Ditto.
3860 (*rsqrtsf2_sse): Ditto.
3861 (sse4_1_round<mode<2): Ditto.
3863 2019-02-03 Richard Biener <rguenther@suse.de>
3866 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
3869 2019-02-02 Jakub Jelinek <jakub@redhat.com>
3872 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
3873 Punt with warning on aggregate return or argument types. Ignore
3874 type/mode checking for uniform arguments.
3876 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3878 * combine.c (try_combine): Do not print "Can't combine" messages unless
3879 printing failed combination attempts.
3881 2019-02-01 Martin Jambor <mjambor@suse.cz>
3884 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
3885 segment and global segment variables before making them static.
3887 2019-02-01 Martin Jambor <mjambor@suse.cz>
3889 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
3890 missed optimization dump with dump_enabled_p.
3892 2019-02-01 Richard Biener <rguenther@suse.de>
3895 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
3896 the instantiate cache.
3897 (instantiate_scev_binary): Elide second operand procesing
3898 if equal to the first.
3899 * tree-chrec.c (chrec_contains_symbols): Add visited set.
3900 (chrec_contains_undetermined): Likewise.
3901 (tree_contains_chrecs): Likewise.
3903 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
3905 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
3907 2019-02-01 Jakub Jelinek <jakub@redhat.com>
3909 PR tree-optimization/89143
3910 * wide-int-range.h (wide_int_range_absu): Declare.
3911 * wide-int-range.cc (wide_int_range_absu): New function.
3912 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
3914 PR tree-optimization/88107
3915 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
3916 instead of assertion that eh_region_outermost is non-NULL, if it
3917 is NULL, set *ALL to true and return NULL.
3918 (move_sese_region_to_fn): Adjust caller, if all is set, call
3919 duplicate_eh_regions with NULL region.
3921 2019-02-01 Richard Biener <rguenth@suse.de>
3923 PR rtl-optimization/88593
3924 * mode-switching.c (optimize_mode_switching): Free dominators before
3925 calling cleanup_cfg.
3927 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
3929 PR tree-optimization/88932
3930 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
3932 2019-01-31 Jakub Jelinek <jakub@redhat.com>
3935 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
3936 bogus clang warning.
3938 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
3941 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
3942 alternative to avoid partial SSE register stall for TARGET_AVX.
3943 (truncdfsf2): Ditto.
3944 (sse4_1_round<mode>2): Ditto.
3946 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
3948 PR tree-optimization/89008
3949 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
3950 process anything of the form X * 0.
3952 2019-01-31 Richard Biener <rguenther@suse.de>
3954 PR tree-optimization/89135
3955 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
3956 with abnormal preds.
3958 2019-01-31 Jakub Jelinek <jakub@redhat.com>
3961 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
3962 always_inline callees into no_sanitize_address callers.
3964 2019-01-31 Richard Biener <rguenther@suse.de>
3966 PR rtl-optimization/89115
3967 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
3969 2019-01-30 Martin Sebor <msebor@redhat.com>
3972 * doc/extend.texi (cast to a union): Correct and expand.
3974 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
3976 PR rtl-optimization/87246
3977 * lra-constraints.c (simplify_operand_subreg): Reload memory
3978 in subreg if the address became invalid.
3980 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
3983 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
3984 Disable for little-endian.
3986 2019-01-30 Richard Biener <rguenther@suse.de>
3988 PR rtl-optimization/89115
3989 * opts.c (default_options_optimization): Reduce
3990 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
3991 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
3994 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
3996 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
3997 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
3998 type of vector element when vec_extract is implemented by direct
4001 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
4003 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
4005 2019-01-30 Richard Biener <rguenther@suse.de>
4007 PR tree-optimization/89111
4008 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
4009 canonicalization to appropriately sized access types.
4011 2019-01-30 Jakub Jelinek <jakub@redhat.com>
4014 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
4015 for arguments to functions that are TU-local and shouldn't be
4016 referenced by assembly.
4018 2019-01-30 Ulrich Drepper <drepper@redhat.com>
4020 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
4023 2019-01-29 Martin Sebor <msebor@redhat.com>
4026 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
4028 2019-01-29 Jakub Jelinek <jakub@redhat.com>
4032 * omp-simd-clone.c (simd_clone_clauses_extract)
4033 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
4034 OMP_CLAUSE_ALIGNED_ALIGNMENT.
4036 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
4038 * config.gcc: Force .init_array for ARC.
4040 2019-01-29 Richard Biener <rguenther@suse.de>
4043 * dwarf2out.c (collect_skeleton_dies): New helper.
4044 (copy_decls_for_unworthy_types): Call it.
4045 (build_abbrev_table): Assert we do not try to replace
4046 DW_AT_signature refs with local refs.
4048 2019-01-28 Jakub Jelinek <jakub@redhat.com>
4051 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
4052 for lastprivate/linear IV, push gimplify context around gimplify_assign
4053 and, if it needed any temporaries, pop it into a gimple bind around the
4056 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
4058 * common.opt (-Wattribute-alias): Remove "no-" from name.
4059 Make -Wattribute-alias command line option and
4060 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
4062 2019-01-28 Jakub Jelinek <jakub@redhat.com>
4065 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
4066 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
4068 (bmi2): Add missing @opindex.
4069 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
4070 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
4071 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
4072 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
4073 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
4074 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
4075 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
4076 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
4077 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
4078 xsavec, xsaveopt and xsaves options.
4080 2019-01-28 Richard Biener <rguenther@suse.de>
4083 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
4086 2019-01-28 Richard Biener <rguenther@suse.de>
4088 PR tree-optimization/88739
4089 * tree-cfg.c (verify_types_in_gimple_reference): Verify
4090 BIT_FIELD_REFs only are applied to mode-precision operands
4091 when they are integral.
4092 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
4093 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
4094 BIT_FIELD_REFs of non-mode-precision integral operands.
4096 2019-01-27 Jakub Jelinek <jakub@redhat.com>
4099 * config/i386/sse.md
4100 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
4101 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
4102 first constants in pairs are multiples of 2. Formatting fixes.
4103 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
4104 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
4105 first constants in each quadruple are multiples of 4. Formatting fixes.
4107 2019-01-26 Martin Jambor <mjambor@suse.cz>
4110 * tree-inline.c: Include tree-cfgcleanup.h.
4111 (delete_unreachable_blocks_update_callgraph): Move...
4112 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
4113 ...here, make externally visible, make second argument bool, adjust
4115 * tree-cfgcleanup.c: Include cgraph.h.
4116 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
4118 * ipa-prop.c: Include tree-cfgcleanup.h.
4119 (ipcp_transform_function): Call
4120 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
4122 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
4124 PR rtl-optimization/88846
4125 * ira.c (process_set_for_memref_referenced_p): New.
4126 (memref_referenced_p): Add new param. Use
4127 process_set_for_memref_referenced_p. Add new switch cases.
4128 (memref_used_between_p): Pass new arg to memref_referenced_p.
4130 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
4133 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
4134 argument ABI_BREAK. Set to true if the calculated alignment has
4135 changed in gcc-9. Check bit-fields for their base type alignment.
4136 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
4137 (aarch64_function_arg_boundary): Likewise.
4138 (aarch64_gimplify_va_arg_expr): Likewise.
4140 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
4143 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
4144 instead of accessing TREE_INT_CST_ELT directly.
4146 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
4148 * doc/sourcebuild.texi (Environment attributes): Add fenv and
4149 fenv_exceptions description.
4151 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
4153 PR rtl-optimization/87763
4154 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
4155 Allow SUBREG when matching CC_NZmode compare.
4157 2019-01-25 Richard Biener <rguenther@suse.de>
4159 PR tree-optimization/89049
4160 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
4161 Look at the pattern stmt to determine if the stmt is vectorized.
4163 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
4165 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
4166 (pred_mov<mode>): Handle all-register forms using both a new
4167 alternative and a split.
4169 2019-01-25 Richard Biener <rguenther@suse.de>
4171 PR tree-optimization/86865
4172 * graphite-scop-detection.c (scop_detection::can_represent_loop):
4173 Reject non-do-while loops.
4175 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
4177 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
4178 * config/rs6000/constraints.md (Q constraint): Use REG_P.
4179 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
4180 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
4181 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
4182 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4183 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
4184 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
4185 vlogical_operand, gpc_reg_operand, int_reg_operand,
4186 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
4187 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
4188 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
4189 (save_world_operation, restore_world_operation, lmw_operation,
4190 stmw_operation): Use MEM_P and REG_P.
4191 (tie_operand): Use MEM_P.
4192 (vrsave_operation, crsave_operation): Use REG_P.
4193 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
4194 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
4195 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
4196 (call_operand): Use HARD_REGISTER_P.
4197 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
4199 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
4200 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
4201 quad_aligned_load_p, replace_swapped_aligned_store,
4202 recombine_lvx_pattern, replace_swapped_aligned_load,
4203 recombine_stvx_pattern): Use MEM_P.
4204 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
4205 Use MEM_P and SYMBOL_REF_P.
4206 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
4207 (insn_is_swappable_p): Use REG_P and MEM_P.
4208 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
4209 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
4211 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
4213 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
4215 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
4216 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
4217 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
4218 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
4220 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
4221 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
4222 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
4223 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
4224 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
4225 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
4226 rs6000_split_logical_di): Use CONST_INT_P.
4227 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
4228 REG_P and SYMBOL_REF_P.
4229 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
4230 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
4231 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
4232 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
4233 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
4234 (small_data_operand, print_operand_address): Use CONST_INT_P and
4236 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
4237 (rs6000_init_hard_regno_mode_ok, direct_move_p):
4238 Use HARD_REGISTER_NUM_P.
4239 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
4240 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
4241 SUBREG_P and SYMBOL_REF_P.
4242 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
4243 and HARD_REGISTER_NUM_P.
4244 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
4246 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
4247 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
4249 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
4250 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
4251 find_addr_reg): Use REG_P.
4252 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
4253 (rs6000_emit_le_vsx_move): Use SUBREG_P.
4254 (offsettable_ok_by_alignment, constant_pool_expr_p,
4255 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
4256 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
4257 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
4258 rs6000_assemble_integer, create_TOC_reference,
4259 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
4260 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
4261 (rs6000_split_vec_extract_var): Use reg_or_subregno.
4262 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
4263 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
4264 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4265 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4266 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
4267 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
4268 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
4269 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
4270 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
4271 and cbranch<mode>4): Use CONST_INT_P.
4272 (multiple define_splits): Use REG_P and SUBREG_P.
4273 (define_expands call, call_value): Use MEM_P.
4274 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
4275 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
4276 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
4277 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
4278 and HARD_REGISTER_NUM_P.
4279 (multiple define_splits): Use HARD_REGISTER_NUM_P.
4281 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
4283 PR rtl-optimization/88948
4284 * rtl.h (prepare_copy_insn): New prototype.
4285 * gcse.c (prepare_copy_insn): New function, split out from
4286 process_insert_insn.
4287 (process_insert_insn): Use prepare_copy_insn.
4288 * store-motion.c (replace_store_insn): Use prepare_copy_insn
4289 instead of gen_move_insn.
4291 2019-01-24 Jakub Jelinek <jakub@redhat.com>
4294 * config/i386/i386.c (ix86_pic_register_p): Return true for
4297 PR tree-optimization/88964
4298 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
4299 punt if HONOR_SNANS (chrec).
4302 * tree-nested.c (convert_nonlocal_reference_stmt,
4303 convert_local_reference_stmt, convert_tramp_reference_stmt,
4304 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
4305 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
4308 PR tree-optimization/89027
4309 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
4310 for "omp simd array" variables.
4312 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
4315 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
4316 force the alignment of m_val.
4318 2019-01-24 Richard Biener <rguenther@suse.de>
4321 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
4322 When in "legacy" debug mode make sure to reset self-origins.
4324 2019-01-24 Martin Liska <mliska@suse.cz>
4326 PR gcov-profile/88994
4327 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
4328 result will be always smaller or equal to the original.
4329 * gcov.c (mangle_name): Fix else branch where we should
4330 also copy to PTR and shift the pointer.
4332 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
4334 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
4335 * vr-values.c (find_case_label_ranges): Fix a comment typo.
4337 2019-01-23 Bin Cheng <bin.cheng@arm.com>
4338 Steve Ellcey <sellcey@marvell.com>
4341 * recog.c (address_operand): Return false on wrong mode for address.
4342 (constrain_operands): Check for mode with 'p' constraint.
4344 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
4347 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
4348 Disparage MMX alternative.
4349 (sse2_cvtpd2pi): Ditto.
4350 (sse2_cvttpd2pi): Ditto.
4352 2019-01-23 David Malcolm <dmalcolm@redhat.com>
4355 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
4356 use-after-free of the result of
4357 aarch64_get_extension_string_for_isa_flags.
4359 2019-01-23 Jakub Jelinek <jakub@redhat.com>
4362 * doc/extend.texi: Document break and continue behavior in
4363 statement expressions.
4365 2019-01-23 Richard Biener <rguenther@suse.de>
4367 PR tree-optimization/89008
4368 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
4369 not leave another stray operand.
4371 2019-01-23 Jakub Jelinek <jakub@redhat.com>
4373 * BASE-VER: Bump to 9.0.1.
4375 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
4377 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
4378 thunk that returns by reference, use the type of the return object
4379 of the thunk instead of that of the alias to build the dereference.
4381 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
4383 * config/arc/atomic.md: Add operand to DMB instruction.
4385 2019-01-23 Jakub Jelinek <jakub@redhat.com>
4387 PR tree-optimization/88964
4388 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
4389 build_zero_cst instead of build_int_cst. Return false for loop
4390 invariants which honor signed zeros.
4392 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
4394 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
4396 2019-01-22 Jakub Jelinek <jakub@redhat.com>
4399 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
4400 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
4401 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
4404 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
4405 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
4408 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
4409 Disable for little endian.
4411 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
4414 * config/arm/arm.c (arm_needs_double_word_align): Check
4415 DECL_BIT_FIELD_TYPE.
4417 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
4418 H.J. Lu <hongjiu.lu@intel.com>
4421 * config/i386/i386-builtin.def: Add mask2 to all builtin
4422 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
4424 * config/i386/i386.c (BDESC): Add mask2 to the definition.
4425 (BDESC_FIRST): Likewise.
4426 (define_builtin): Add an argument for mask2. Updated to handle
4427 both ix86_isa_flags and ix86_isa_flags2.
4428 (define_builtin_const): Likewise.
4429 (define_builtin_pure): Likewise.
4430 (define_builtin2): Deleted.
4431 (define_builtin_const2): Likewise.
4432 (builtin_description): Add a member, mask2.
4433 (bdesc_*): Add mask2 to builtin initializations.
4434 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
4435 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
4437 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
4439 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
4442 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
4445 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
4448 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
4449 alignment is dominated by a bitfield with 64-bit aligned base type.
4450 (arm_function_arg): Emit a warning if the alignment has changed since
4451 earlier GCC releases.
4452 (arm_function_arg_boundary): Likewise.
4453 (arm_setup_incoming_varargs): Likewise.
4455 2019-01-22 Richard Biener <rguenther@suse.de>
4457 PR tree-optimization/88862
4458 * graphite-scop-detection.c
4459 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
4461 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
4463 * doc/extend.tex (AMD GCN Function Attributes): New section.
4464 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
4465 * doc/invoke.texi (AMD GCN Options): New section.
4466 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
4468 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
4470 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
4471 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
4473 2019-01-22 Jakub Jelinek <jakub@redhat.com>
4475 PR tree-optimization/88044
4476 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
4477 is false in the first iteration, but !every_iteration, return false
4478 instead of true with niter->niter zero.
4480 PR rtl-optimization/88904
4481 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
4482 any nonequal registers before processing BB_END (b).
4485 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
4487 (expand_binop_directly, expand_doubleword_clz,
4488 expand_doubleword_popcount, expand_ctz, expand_ffs,
4489 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
4491 PR rtl-optimization/49429
4493 PR rtl-optimization/86334
4495 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
4496 addressable from here...
4497 (emit_block_op_via_libcall): ... to here.
4499 2019-01-22 Richard Biener <rguenther@suse.de>
4501 * tree-vect-loop.c (vect_analyze_loop_operations): Use
4502 auto_vec for cost vector to fix memleak.
4503 (vectorize_fold_left_reduction): Properly gather SLP defs.
4504 (vectorizable_comparison): Do not swap operands to properly
4507 2019-01-22 Alan Modra <amodra@gmail.com>
4510 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
4511 stays a reg. Allow a const_int.
4512 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
4513 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
4514 (IS_NOMARK_TLSGETADDR): Define.
4515 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
4516 (rs6000_output_tlsargs): New function.
4517 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
4518 __tls_get_addr call takes an arg.
4519 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
4520 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
4522 (call_value_nonlocal_sysv): ..or here, delete split.
4523 (tls_gdld_nomark): Delete.
4524 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
4525 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
4526 (call_value_nonlocal_sysv): Likewise.
4527 (call_value_nonlocal_sysv_secure): Likewise.
4528 (call_value_nonlocal_aix): Likewise.
4529 (call_value_indirect_aix): Likewise.
4530 (call_value_indirect_elfv2): Likewise.
4531 (call_value_local32, call_value_local64): Disable for no-mark tls.
4532 (call_value_local_aix): Likewise.
4534 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
4537 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
4538 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
4540 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
4542 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
4543 string contents as hash_map keys.
4545 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4548 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
4549 for rvalue context. Handle rvalues correctly. Use min_align_of_type
4550 instead of TYPE_ALIGN.
4551 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
4552 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
4553 pointer from TYPE_STUB_DECL.
4555 2019-01-21 Richard Biener <rguenther@suse.de>
4557 PR tree-optimization/88934
4558 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
4559 at the possibly non-constant operand.
4560 (vect_get_constant_vectors): Adjust.
4562 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
4565 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
4566 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
4567 instead of _X86INTRIN_H_INCLUDED.
4568 * onfig/i386/clwbintrin.h: Likewise.
4569 * config/i386/pkuintrin.h: Likewise.
4570 * config/i386/prfchwintrin.h: Likewise.
4571 * config/i386/rdseedintrin.h: Likewise.
4572 * config/i386/wbnoinvdintrin.h: Likewise.
4573 * config/i386/xsavecintrin.h: Likewise.
4574 * config/i386/xsavesintrin.h: Likewise.
4575 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
4576 * config/i386/xsaveintrin.h: Likewise.
4577 * config/i386/xsaveoptintrin.h: Likewise.
4578 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
4579 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
4580 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
4581 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
4582 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
4583 * config/i386/immintrin.h: Here.
4585 2019-01-20 Martin Jambor <mjambor@suse.cz>
4588 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
4589 with aa_walk_budget.
4590 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
4591 aa_walk_budget_p parameter.
4592 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
4593 walk. Updated all callers.
4594 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
4595 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
4597 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
4598 parameter info. Extract info from fbi. Pass fbi to recursive calls
4599 and to unmodified_parm.
4600 (phi_result_unknown_predicate): New parameter fbi, removed parameter
4601 info, updated call to will_be_nonconstant_expr_predicate.
4602 (param_change_prob): New parameter fbi, limit AA walking.
4603 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
4604 calls to various above functions.
4605 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
4606 parameter. Use it to limit AA walking.
4607 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
4609 (detect_type_change): New parameter fbi, pass it on to
4610 detect_type_change_from_memory_writes.
4611 (detect_type_change_ssa): Likewise.
4612 (aa_overwalked): Removed.
4613 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
4614 accordingly, adjust to the neew AA limiting scheme.
4615 (parm_ref_data_preserved_p): Likewise.
4616 (ipa_compute_jump_functions_for_edge): Adjust call to
4618 (ipa_analyze_call_uses): Likewise.
4619 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
4620 (ipa_analyze_node): Initialize aa_walk_budget.
4621 (ipcp_transform_function): Likewise.
4622 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
4623 to get_dynamic_type.
4625 2019-01-19 Jakub Jelinek <jakub@redhat.com>
4627 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
4628 outside of #if CHECKING_P code.
4630 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
4632 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
4633 New function, split out from...
4634 (loop_versioning::analyze_stride): ...here.
4635 (loop_versioning::find_per_loop_multiplication): Use gassign.
4636 (loop_versioning::analyze_term_using_scevs): Return a success code.
4637 (loop_versioning::analyze_arbitrary_term): New function.
4638 (loop_versioning::analyze_address_fragment): Use
4639 analyze_arbitrary_term if all else fails.
4641 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
4644 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
4647 2019-01-18 Richard Biener <rguenther@suse.de>
4649 PR tree-optimization/88903
4650 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
4651 scalar stmts a SLP shift amount is composed of when detecting
4654 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
4657 * config/arm/arm-cpus.in (mp): New feature.
4659 (fgroup ARMv7ve): Add mp and sec features.
4660 (arch armv7-a): Add options to allow mp and sec extensions.
4661 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
4662 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
4663 extenstions to the base architecture.
4664 (cpu cortex-a8): Add sec extension to the base architecture.
4665 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
4666 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
4667 variants down to the base v7-a varaint.
4668 * config/arm/t-multilib (v7_a_arch_variants): New variable.
4669 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
4670 of permitted extensions for -march=armv7-a and for
4671 -mcpu=generic-armv7-a.
4673 2019-01-18 Martin Liska <mliska@suse.cz>
4675 * params.def: Fix comment.
4676 * tree-profile.c (gimple_init_gcov_profiler): Bump function
4678 (gimple_gen_ic_func_profiler): Likewise.
4680 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4682 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
4683 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
4684 and put in error checks for stack protector guard options.
4685 (aarch64_stack_protect_guard): New.
4686 (TARGET_STACK_PROTECT_GUARD): Define.
4687 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
4688 (reg_stack_protect_address<mode>): New.
4689 (stack_protect_set): Adjust for SSP_GLOBAL.
4690 (stack_protect_test): Likewise.
4691 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
4692 (-mstack-protector-guard): Likewise.
4693 (-mstack-protector-guard-offset): Likewise.
4695 2019-01-18 Jakub Jelinek <jakub@redhat.com>
4697 PR tree-optimization/86214
4698 * tree-inline.h (struct copy_body_data): Add
4699 add_clobbers_to_eh_landing_pads member.
4700 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
4701 (copy_edges_for_bb): Call it if EH edge destination is <
4702 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
4703 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
4704 if flag_stack_reuse != SR_NONE and clear it afterwards.
4706 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
4709 * doc/install.texi (with-multilib-list): Document for aarch64.
4711 2019-01-18 Jakub Jelinek <jakub@redhat.com>
4714 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
4715 (("..."))) with ("...").
4717 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4719 * doc/extend.texi (Built-in Functions for Memory Model Aware
4720 Atomic Operations): Document atomic fetch and nand.
4722 2019-01-18 Martin Liska <mliska@suse.cz>
4723 Richard Biener <rguenther@suse.de>
4726 * cgraph.h (create_version_clone_with_body): Add new argument
4728 * cgraphclones.c (cgraph_node::create_version_clone): Add
4729 DECL_ATTRIBUTES to a newly created decl. And call
4730 valid_attribute_p so that proper cl_target_optimization_node
4731 is set for the newly created declaration.
4732 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
4734 (expand_target_clones): Do not call valid_attribute_p, it must
4736 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
4739 2019-01-17 Jakub Jelinek <jakub@redhat.com>
4742 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
4743 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
4744 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
4746 2019-01-17 Martin Sebor <msebor@redhat.com>
4749 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
4750 Handle anti-ranges the same as no range at all.
4752 2018-01-17 Steve Ellcey <sellcey@cavium.com>
4754 * config/aarch64/aarch64.c (cgraph.h): New include.
4755 (intl.h): New include.
4756 (supported_simd_type): New function.
4757 (currently_supported_simd_type): Ditto.
4758 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
4759 (aarch64_simd_clone_adjust): Ditto.
4760 (aarch64_simd_clone_usable): Ditto.
4761 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
4762 (TARGET_SIMD_CLONE_ADJUST): Ditto.
4763 (TARGET_SIMD_CLONE_USABLE): Ditto.
4764 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
4765 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
4768 2019-01-17 Martin Sebor <msebor@redhat.com>
4770 PR tree-optimization/88800
4771 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
4772 NO_WARNING bit here. Avoid folding out-of-bounds calls.
4773 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
4774 redundant argument. Add new argument and issue diagnostics under
4775 its control. Detect out-of-bounds access even with warnings
4777 (check_bounds_or_overlap): Change return type. Add argument.
4778 (wrestrict_dom_walker::check_call): Adjust.
4779 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
4780 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
4781 check_bounds_or_overlap's return value.
4782 (handle_builtin_stxncpy): Same.
4783 (handle_builtin_strcat): Same.
4785 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4786 Kwok Cheung Yeung <kcy@codesourcery.com>
4787 Julian Brown <julian@codesourcery.com>
4788 Tom de Vries <tom@codesourcery.com>
4790 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
4792 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4794 * doc/sourcebuild.texi: Document dg-require-effective-target
4795 llvm_binutils and offload_gcn.
4797 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4798 Kwok Cheung Yeung <kcy@codesourcery.com>
4799 Julian Brown <julian@codesourcery.com>
4800 Tom de Vries <tom@codesourcery.com>
4802 * doc/sourcebuild.texi: Document dg-required-effective-target
4805 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4806 Kwok Cheung Yeung <kcy@codesourcery.com>
4807 Julian Brown <julian@codesourcery.com>
4808 Tom de Vries <tom@codesourcery.com>
4809 Jan Hubicka <hubicka@ucw.cz>
4810 Martin Jambor <mjambor@suse.cz>
4812 * config.gcc: Add amdgcn*-*-amdhsa configuration.
4813 * configure.ac: Check for dlopen.
4814 * configure: Regenerate.
4816 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4817 Kwok Cheung Yeung <kcy@codesourcery.com>
4818 Julian Brown <julian@codesourcery.com>
4819 Tom de Vries <tom@codesourcery.com>
4820 Jan Hubicka <hubicka@ucw.cz>
4821 Martin Jambor <mjambor@suse.cz>
4823 * common/config/gcn/gcn-common.c: New file.
4824 * config/gcn/driver-gcn.c: New file.
4825 * config/gcn/gcn-builtins.def: New file.
4826 * config/gcn/gcn-hsa.h: New file.
4827 * config/gcn/gcn-modes.def: New file.
4828 * config/gcn/gcn-opts.h: New file.
4829 * config/gcn/gcn-passes.def: New file.
4830 * config/gcn/gcn-protos.h: New file.
4831 * config/gcn/gcn-run.c: New file.
4832 * config/gcn/gcn-tree.c: New file.
4833 * config/gcn/gcn.c: New file.
4834 * config/gcn/gcn.h: New file.
4835 * config/gcn/gcn.opt: New file.
4836 * config/gcn/t-gcn-hsa: New file.
4838 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4839 Kwok Cheung Yeung <kcy@codesourcery.com>
4840 Julian Brown <julian@codesourcery.com>
4841 Tom de Vries <tom@codesourcery.com>
4842 Jan Hubicka <hubicka@ucw.cz>
4843 Martin Jambor <mjambor@suse.cz>
4845 * config/gcn/constraints.md: New file.
4846 * config/gcn/gcn-valu.md: New file.
4847 * config/gcn/gcn.md: New file.
4848 * config/gcn/predicates.md: New file.
4850 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
4852 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
4853 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
4854 (stmt_uses_0_or_null_in_undefined_way): Likewise.
4855 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
4857 2019-01-17 Tamar Christina <tamar.christina@arm.com>
4860 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
4861 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
4862 it and document registers.
4864 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4866 * config/aarch64/aarch64.c (ares_tunings): Define.
4867 * config/aarch64/aarch64-cores.def (ares): Use the above.
4869 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
4873 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
4875 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
4876 (_mm512_fixupimm_round_pd): Update parameters and builtin.
4877 (_mm512_maskz_fixupimm_round_pd): Ditto.
4878 (_mm512_fixupimm_round_ps): Ditto.
4879 (_mm512_maskz_fixupimm_round_ps): Ditto.
4880 (_mm_fixupimm_round_sd): Ditto.
4881 (_mm_maskz_fixupimm_round_sd): Ditto.
4882 (_mm_fixupimm_round_ss): Ditto.
4883 (_mm_maskz_fixupimm_round_ss): Ditto.
4884 (_mm512_fixupimm_pd): Ditto.
4885 (_mm512_maskz_fixupimm_pd): Ditto.
4886 (_mm512_fixupimm_ps): Ditto.
4887 (_mm512_maskz_fixupimm_ps): Ditto.
4888 (_mm_fixupimm_sd): Ditto.
4889 (_mm_maskz_fixupimm_sd): Ditto.
4890 (_mm_fixupimm_ss): Ditto.
4891 (_mm_maskz_fixupimm_ss): Ditto.
4892 (_mm512_mask_fixupimm_round_pd): Update builtin.
4893 (_mm512_mask_fixupimm_round_ps): Ditto.
4894 (_mm_mask_fixupimm_round_sd): Ditto.
4895 (_mm_mask_fixupimm_round_ss): Ditto.
4896 (_mm512_mask_fixupimm_pd): Ditto.
4897 (_mm512_mask_fixupimm_ps): Ditto.
4898 (_mm_mask_fixupimm_sd): Ditto.
4899 (_mm_mask_fixupimm_ss): Ditto.
4900 * config/i386/avx512vlintrin.h:
4901 (_mm256_fixupimm_pd): Update parameters and builtin.
4902 (_mm256_maskz_fixupimm_pd): Ditto.
4903 (_mm256_fixupimm_ps): Ditto.
4904 (_mm256_maskz_fixupimm_ps): Ditto.
4905 (_mm_fixupimm_pd): Ditto.
4906 (_mm_maskz_fixupimm_pd): Ditto.
4907 (_mm_fixupimm_ps): Ditto.
4908 (_mm_maskz_fixupimm_ps): Ditto.
4909 (_mm256_mask_fixupimm_pd): Update builtin.
4910 (_mm256_mask_fixupimm_ps): Ditto.
4911 (_mm_mask_fixupimm_pd): Ditto.
4912 (_mm_mask_fixupimm_ps): Ditto.
4913 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
4914 * config/i386/i386-builtin.def: Update builtin definitions.
4915 * config/i386/i386.c: Handle new builtin types and remove useless ones.
4916 * config/i386/sse.md: Update VFIXUPIMM* patterns.
4917 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4918 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4919 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
4920 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4921 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4922 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
4923 * config/i386/subst.md:
4924 (round_saeonly_sd_mask_operand4): Add new subst_attr.
4925 (round_saeonly_sd_mask_op4): Ditto.
4926 (round_saeonly_expand_operand5): Ditto.
4927 (round_saeonly_expand): Update.
4929 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
4933 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
4935 * config/i386/sse.md: Combine VFIXUPIMM* patterns
4936 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4937 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4938 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
4939 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4940 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4941 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
4943 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
4947 2018-12-15 Jakub Jelinek <jakub@redhat.com>
4950 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
4951 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
4952 instead of UNSPEC_FIXUPIMM.
4954 2019-01-17 Richard Biener <rguenther@suse.de>
4957 * dwarf2out.c (want_pubnames): Never generate pubnames sections
4958 and friends for the LTO part of debug info.
4960 2019-01-17 Jakub Jelinek <jakub@redhat.com>
4962 PR tree-optimization/86214
4963 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
4966 PR rtl-optimization/88870
4967 * dce.c (deletable_insn_p): Never delete const/pure calls that can
4968 throw if we can't alter the cfg or delete dead exceptions.
4969 (mark_insn): Don't call find_call_stack_args for such calls.
4971 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
4973 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
4974 prototypes for vec_st.
4975 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
4976 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
4977 mainly on signed/unsigned long long and double.
4979 2019-01-16 David Malcolm <dmalcolm@redhat.com>
4982 * combine.c (delete_noop_moves): Convert to "bool" return,
4983 returning true if any edges are eliminated.
4984 (combine_instructions): Also return true if delete_noop_moves
4987 2019-01-16 Tamar Christina <tamar.christina@arm.com>
4989 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
4990 correct max nunits for endian swap.
4991 (aarch64_expand_fcmla_builtin): Correct subreg code.
4992 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
4993 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
4996 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
4998 * config/alpha/alpha.c (alpha_gimplify_va_arg):
4999 Handle split indirect COMPLEX_TYPE arguments.
5001 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
5004 * config/aarch64/aarch64-modes.def: Add comment about how the carry
5005 bit is set by add and compare.
5006 (CC_ADC): New CC_MODE.
5007 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
5008 to cache the code and mode of X. Adjust the shape of a CC_Cmode
5009 comparison. Add detection for CC_ADCmode.
5010 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
5012 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
5013 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
5014 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
5015 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
5016 to eliminate the need for zero-extending the operands.
5017 (add<mode>3_compareC_imm): Delete. Merge into ...
5018 (add<mode>3_compareC): ... this. Restructure the comparison to
5019 eliminate the need for zero-extending the operands.
5020 (add<mode>3_carryin): Use LTU for the overflow detection.
5021 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
5022 Reexpress comparison for overflow.
5023 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
5024 (add<mode>3_carryinC): Likewise.
5025 (add<mode>3_carryinV): Use LTU for carry between partials.
5026 * config/aarch64/predicates.md (aarch64_carry_operation): Update
5027 handling of CC_Cmode and add CC_ADCmode.
5028 (aarch64_borrow_operation): Likewise.
5030 2019-01-16 Tamar Christina <tamar.christina@arm.com>
5032 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
5033 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
5034 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
5035 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
5037 2019-01-16 Martin Liska <mliska@suse.cz>
5039 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
5041 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
5043 * gcc.c (add_sysrooted_hdrs_prefix): New function.
5044 (path_prefix_reset): Move up in the source file.
5045 (find_fortran_preinclude_file): Make complex search for the
5046 fortran header files.
5048 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
5050 * godump.c (go_output_typedef): When outputting a typedef, refer
5051 to the underlying type by its name and not its structure.
5053 2019-01-15 David Malcolm <dmalcolm@redhat.com>
5056 * tree.c (build_function_type): Assert that arg_types is not
5059 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
5062 * doc/extend.texi: Document that listing the stack pointer in the
5063 clobber list of an asm is a deprecated feature.
5064 * common.opt (Wdeprecated): Moved from c-family/c.opt.
5065 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
5066 warning instead of an error for clobbers of the stack pointer.
5067 Add a note explaining why.
5069 2019-01-15 Richard Biener <rguenther@suse.de>
5072 * dwarf2out.c (gen_member_die): Do not generate inheritance
5075 2019-01-15 Richard Biener <rguenther@suse.de>
5077 PR tree-optimization/88855
5078 * tree-if-conv.c (combine_blocks): Collect
5079 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
5081 2019-01-15 Tom de Vries <tdevries@suse.de>
5084 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
5085 lhs == NULL_TREE for gang-level reduction.
5087 2019-01-15 Richard Biener <rguenther@suse.de>
5088 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5091 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
5092 return true if SSA_NAME is already marked in visited bitmap.
5093 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
5095 2019-01-15 Jakub Jelinek <jakub@redhat.com>
5097 PR tree-optimization/88775
5098 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
5099 equal == 0 equality pointer comparisons some more if compared in
5100 integral types and either one points to an automatic var and the
5101 other to a global, or we can prove at least one points to the middle
5102 or both point to start or both point to end.
5104 2019-01-14 Andi Kleen <ak@linux.intel.com>
5106 * Makefile.in: Lower autofdo sampling rate by 10x.
5107 * Makefile.tpl: Dito.
5109 2019-01-14 Tom Honermann <tom@honermann.net>
5111 * defaults.h: Define CHAR8_TYPE.
5113 2019-01-14 Martin Sebor <msebor@redhat.com>
5116 * doc/extend.texi (Darwin Format Checks): Clarify.
5118 2019-01-14 Richard Biener <rguenther@suse.de>
5120 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
5121 whether we are in (simplify ...) or (match ...) context.
5123 2019-01-14 Jakub Jelinek <jakub@redhat.com>
5125 PR rtl-optimization/88796
5126 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
5127 * cfgexpand.c (stack_protect_prologue): Initialize
5128 crtl->stack_protect_guard_decl.
5129 * function.c (stack_protect_epilogue): Use it instead of calling
5130 targetm.stack_protect_guard again.
5131 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
5132 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
5133 crtl->stack_protect_guard_decl.
5134 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
5135 on the returned MEM_EXPR.
5137 2019-01-12 Tom de Vries <tdevries@suse.de>
5139 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
5140 vector length using -fopenacc-dim.
5142 2019-01-12 Tom de Vries <tdevries@suse.de>
5144 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
5145 lengths into account.
5147 2019-01-12 Svante Signell <svante.signell@gmail.com>
5149 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
5150 (TARGET_CAN_SPLIT_STACK): Define.
5151 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
5153 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
5155 * params.def (inline-unit-growth): Set to 40.
5157 2019-01-12 Jakub Jelinek <jakub@redhat.com>
5159 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
5161 2019-01-12 Tom de Vries <tdevries@suse.de>
5163 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
5164 region calling vector-partitionable routine, set default_vector_length
5167 2019-01-12 Tom de Vries <tdevries@suse.de>
5169 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
5170 variable default_vector_length.
5172 2019-01-12 Tom de Vries <tdevries@suse.de>
5175 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
5176 from oacc_default_dims, as oacc_validate_dims would do it, and apply
5179 2019-01-12 Tom de Vries <tdevries@suse.de>
5181 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
5182 (nvptx_goacc_validate_dims): Add used parameter.
5183 * doc/tm.texi: Regenerate.
5184 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
5185 argument to call to targetm.goacc.validate_dims.
5186 (default_goacc_validate_dims): Add used
5188 * target.def (validate_dims): Add used parameter in DEFHOOK.
5189 * targhooks.h (default_goacc_validate_dims): Add used parameter.
5191 2019-01-11 Jakub Jelinek <jakub@redhat.com>
5195 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
5197 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
5198 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
5199 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
5200 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
5202 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
5204 PR rtl-optimization/87305
5206 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
5207 for little endian pseudos used as paradoxical subreg.
5209 2019-01-11 Jakub Jelinek <jakub@redhat.com>
5211 PR tree-optimization/88693
5212 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
5213 for STRING_CSTs that don't contain any NUL characters in the first
5214 TREE_STRING_LENGTH bytes.
5216 2019-01-11 Alan Modra <amodra@gmail.com>
5220 * genattrtab.c (min_fn): Don't translate values.
5221 (min_attr_value): Return INT_MAX when the value can't be calculated.
5222 Return minimum among any values that can be calculated.
5223 (max_attr_value): Adjust.
5225 2019-01-11 Jakub Jelinek <jakub@redhat.com>
5227 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
5229 2019-01-11 Steve Ellcey <sellcey@marvell.com>
5231 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
5232 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
5233 (aarch64_return_call_with_max_clobbers): New function.
5234 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
5235 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
5237 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
5238 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
5239 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
5240 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
5241 * cselib.c (cselib_process_insn): Add argument to
5242 targetm.hard_regno_call_part_clobbered call.
5243 * ira-conflicts.c (ira_build_conflicts): Ditto.
5244 * ira-costs.c (ira_tune_allocno_costs): Ditto.
5245 * lra-constraints.c (inherit_reload_reg): Ditto.
5246 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
5247 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
5248 argument. Call targetm.return_call_with_max_clobbers.
5249 Add argument to targetm.hard_regno_call_part_clobbered call.
5250 (calls_have_same_clobbers_p): New function.
5251 (process_bb_lives): Add call_insn and last_call_insn variables.
5252 Pass call_insn to check_pseudos_live_through_calls.
5253 Modify if stmt to check targetm.return_call_with_max_clobbers.
5254 Update setting of flush variable.
5255 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
5257 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
5258 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
5259 targetm.hard_regno_call_part_clobbered call.
5260 * reginfo.c (choose_hard_reg_mode): Ditto.
5261 * regrename.c (check_new_reg_p): Ditto.
5262 * reload.c (find_equiv_reg): Ditto.
5263 * reload1.c (emit_reload_insns): Ditto.
5264 * sched-deps.c (deps_analyze_insn): Ditto.
5265 * sel-sched.c (init_regs_for_mode): Ditto.
5266 (mark_unavailable_hard_regs): Ditto.
5267 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
5268 * target.def (hard_regno_call_part_clobbered): Add insn argument.
5269 (return_call_with_max_clobbers): New target function.
5270 * doc/tm.texi: Regenerate.
5271 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
5272 * hooks.c (hook_bool_uint_mode_false): Change to
5273 hook_bool_insn_uint_mode_false.
5274 * hooks.h (hook_bool_uint_mode_false): Ditto.
5276 2019-01-11 Steve Ellcey <sellcey@marvell.com>
5278 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
5279 (aarch64_remove_extra_call_preserved_regs): New function.
5280 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
5281 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
5282 * doc/tm.texi: Regenerate.
5283 * final.c (get_call_reg_set_usage): Call new hook.
5284 * target.def (remove_extra_call_preserved_regs): New hook.
5285 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
5286 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
5288 2019-01-11 Jakub Jelinek <jakub@redhat.com>
5291 * passes.c (finish_optimization_passes): Call print_combine_total_stats
5292 inside of pass_combine_1 dump rather than pass_profile_1.
5294 2019-01-11 Tom de Vries <tdevries@suse.de>
5296 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
5297 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
5298 (PTX_NUM_PER_WORKER_BARRIERS): Define.
5299 (nvptx_apply_dim_limits): Prevent vector_length 64 and
5302 2019-01-11 Tom de Vries <tdevries@suse.de>
5304 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
5306 2019-01-11 Jan Beulich <jbeulich@suse.com>
5308 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
5309 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
5310 sse2_cvtsi2sd): Add {l}.
5311 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
5314 2019-01-10 Jakub Jelinek <jakub@redhat.com>
5317 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
5319 (*float<floatunssuffix>v2div2sf2): New define_insn.
5320 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
5321 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
5322 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
5323 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
5324 match_operands with "const0_operand" "C".
5326 2019-01-10 Tamar Christina <tamar.christina@arm.com>
5328 * config/aarch64/aarch64-builtins.c
5329 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
5330 (aarch64_init_simd_builtins): ...Here
5332 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
5334 PR rtl-optimization/87305
5336 (setup_live_pseudos_and_spill_after_risky_transforms): Check
5337 allocation for big endian pseudos used as paradoxical subregs and
5338 spill them if it is wrong.
5339 * lra-constraints.c (lra_constraints): Add a comment.
5341 2019-01-10 Richard Biener <rguenther@suse.de>
5343 PR tree-optimization/88792
5344 * tree-ssa-pre.c (get_representative_for): Do not return a
5347 2019-01-10 Jakub Jelinek <jakub@redhat.com>
5351 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
5352 (assign_parm_setup_block): Do the argument slot realignment here
5355 2019-01-10 Stefan Agner <stefan@agner.ch>
5358 * config/arm/arm.c (arm_option_override_internal): Force
5359 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
5361 2019-01-10 Jakub Jelinek <jakub@redhat.com>
5364 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
5367 2019-01-10 Tamar Christina <tamar.christina@arm.com>
5369 * config/arm/arm-builtins.c
5370 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
5371 (MAC_LANE_PAIR_QUALIFIERS): New.
5372 (arm_expand_builtin_args): Use it.
5373 (arm_expand_builtin_1): Likewise.
5374 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
5375 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
5376 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
5377 * config/arm/arm_neon.h:
5378 (vcadd_rot90_f16): New.
5379 (vcaddq_rot90_f16): New.
5380 (vcadd_rot270_f16): New.
5381 (vcaddq_rot270_f16): New.
5384 (vcmla_lane_f16): New.
5385 (vcmla_laneq_f16): New.
5386 (vcmlaq_lane_f16): New.
5387 (vcmlaq_laneq_f16): New.
5388 (vcmla_rot90_f16): New.
5389 (vcmlaq_rot90_f16): New.
5390 (vcmla_rot90_lane_f16): New.
5391 (vcmla_rot90_laneq_f16): New.
5392 (vcmlaq_rot90_lane_f16): New.
5393 (vcmlaq_rot90_laneq_f16): New.
5394 (vcmla_rot180_f16): New.
5395 (vcmlaq_rot180_f16): New.
5396 (vcmla_rot180_lane_f16): New.
5397 (vcmla_rot180_laneq_f16): New.
5398 (vcmlaq_rot180_lane_f16): New.
5399 (vcmlaq_rot180_laneq_f16): New.
5400 (vcmla_rot270_f16): New.
5401 (vcmlaq_rot270_f16): New.
5402 (vcmla_rot270_lane_f16): New.
5403 (vcmla_rot270_laneq_f16): New.
5404 (vcmlaq_rot270_lane_f16): New.
5405 (vcmlaq_rot270_laneq_f16): New.
5406 (vcadd_rot90_f32): New.
5407 (vcaddq_rot90_f32): New.
5408 (vcadd_rot270_f32): New.
5409 (vcaddq_rot270_f32): New.
5412 (vcmla_lane_f32): New.
5413 (vcmla_laneq_f32): New.
5414 (vcmlaq_lane_f32): New.
5415 (vcmlaq_laneq_f32): New.
5416 (vcmla_rot90_f32): New.
5417 (vcmlaq_rot90_f32): New.
5418 (vcmla_rot90_lane_f32): New.
5419 (vcmla_rot90_laneq_f32): New.
5420 (vcmlaq_rot90_lane_f32): New.
5421 (vcmlaq_rot90_laneq_f32): New.
5422 (vcmla_rot180_f32): New.
5423 (vcmlaq_rot180_f32): New.
5424 (vcmla_rot180_lane_f32): New.
5425 (vcmla_rot180_laneq_f32): New.
5426 (vcmlaq_rot180_lane_f32): New.
5427 (vcmlaq_rot180_laneq_f32): New.
5428 (vcmla_rot270_f32): New.
5429 (vcmlaq_rot270_f32): New.
5430 (vcmla_rot270_lane_f32): New.
5431 (vcmla_rot270_laneq_f32): New.
5432 (vcmlaq_rot270_lane_f32): New.
5433 (vcmlaq_rot270_laneq_f32): New.
5434 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
5435 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
5436 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
5437 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
5438 vcmlaq_lane270): New.
5439 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
5440 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
5441 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
5442 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
5443 (arm_option_reconfigure_globals): Use them.
5444 * config/arm/iterators.md (VDF, VQ_HSF): New.
5445 (VCADD, VCMLA): New.
5446 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
5447 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
5449 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
5450 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
5452 2019-01-10 Tamar Christina <tamar.christina@arm.com>
5454 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
5455 Add qualifier_lane_pair_index.
5456 (emit-rtl.h): Include.
5457 (TYPES_QUADOP_LANE_PAIR): New.
5458 (aarch64_simd_expand_args): Use it.
5459 (aarch64_simd_expand_builtin): Likewise.
5460 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
5462 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
5463 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
5464 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
5465 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
5466 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
5467 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
5468 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
5469 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
5470 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
5471 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
5472 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
5473 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
5474 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
5475 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
5476 Add __ARM_FEATURE_COMPLEX.
5477 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
5478 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
5479 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
5480 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
5481 fcmlaq_lane270): New.
5482 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
5483 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
5484 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
5485 * config/aarch64/arm_neon.h:
5486 (vcadd_rot90_f16): New.
5487 (vcaddq_rot90_f16): New.
5488 (vcadd_rot270_f16): New.
5489 (vcaddq_rot270_f16): New.
5492 (vcmla_lane_f16): New.
5493 (vcmla_laneq_f16): New.
5494 (vcmlaq_lane_f16): New.
5495 (vcmlaq_rot90_lane_f16): New.
5496 (vcmla_rot90_laneq_f16): New.
5497 (vcmla_rot90_lane_f16): New.
5498 (vcmlaq_rot90_f16): New.
5499 (vcmla_rot90_f16): New.
5500 (vcmlaq_laneq_f16): New.
5501 (vcmla_rot180_laneq_f16): New.
5502 (vcmla_rot180_lane_f16): New.
5503 (vcmlaq_rot180_f16): New.
5504 (vcmla_rot180_f16): New.
5505 (vcmlaq_rot90_laneq_f16): New.
5506 (vcmlaq_rot270_laneq_f16): New.
5507 (vcmlaq_rot270_lane_f16): New.
5508 (vcmla_rot270_laneq_f16): New.
5509 (vcmlaq_rot270_f16): New.
5510 (vcmla_rot270_f16): New.
5511 (vcmlaq_rot180_laneq_f16): New.
5512 (vcmlaq_rot180_lane_f16): New.
5513 (vcmla_rot270_lane_f16): New.
5514 (vcadd_rot90_f32): New.
5515 (vcaddq_rot90_f32): New.
5516 (vcaddq_rot90_f64): New.
5517 (vcadd_rot270_f32): New.
5518 (vcaddq_rot270_f32): New.
5519 (vcaddq_rot270_f64): New.
5523 (vcmla_lane_f32): New.
5524 (vcmla_laneq_f32): New.
5525 (vcmlaq_lane_f32): New.
5526 (vcmlaq_laneq_f32): New.
5527 (vcmla_rot90_f32): New.
5528 (vcmlaq_rot90_f32): New.
5529 (vcmlaq_rot90_f64): New.
5530 (vcmla_rot90_lane_f32): New.
5531 (vcmla_rot90_laneq_f32): New.
5532 (vcmlaq_rot90_lane_f32): New.
5533 (vcmlaq_rot90_laneq_f32): New.
5534 (vcmla_rot180_f32): New.
5535 (vcmlaq_rot180_f32): New.
5536 (vcmlaq_rot180_f64): New.
5537 (vcmla_rot180_lane_f32): New.
5538 (vcmla_rot180_laneq_f32): New.
5539 (vcmlaq_rot180_lane_f32): New.
5540 (vcmlaq_rot180_laneq_f32): New.
5541 (vcmla_rot270_f32): New.
5542 (vcmlaq_rot270_f32): New.
5543 (vcmlaq_rot270_f64): New.
5544 (vcmla_rot270_lane_f32): New.
5545 (vcmla_rot270_laneq_f32): New.
5546 (vcmlaq_rot270_lane_f32): New.
5547 (vcmlaq_rot270_laneq_f32): New.
5548 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
5549 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
5550 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
5551 (FCADD, FCMLA): New.
5553 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
5555 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
5559 * config/pa/pa.c: Change "can not" to "cannot".
5560 * gimple-ssa-evrp-analyze.c: Likewise.
5561 * ipa-icf.c: Likewise.
5562 * ipa-polymorphic-call.c: Likewise.
5563 * ipa-pure-const.c: Likewise.
5564 * lra-constraints.c: Likewise.
5565 * lra-remat.c: Likewise.
5566 * reload1.c: Likewise.
5567 * reorg.c: Likewise.
5568 * tree-ssa-uninit.c: Likewise.
5570 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
5574 * Makefile.in: Mechanically replace "can not" with "cannot".
5575 * alias.c: Likewise.
5576 * builtins.c: Likewise.
5577 * calls.c: Likewise.
5578 * cgraph.c: Likewise.
5579 * cgraph.h: Likewise.
5580 * cgraphclones.c: Likewise.
5581 * cgraphunit.c: Likewise.
5582 * combine-stack-adj.c: Likewise.
5583 * combine.c: Likewise.
5584 * common/config/i386/i386-common.c: Likewise.
5585 * config/aarch64/aarch64.c: Likewise.
5586 * config/alpha/sync.md: Likewise.
5587 * config/arc/arc.c: Likewise.
5588 * config/arc/predicates.md: Likewise.
5589 * config/arm/arm-c.c: Likewise.
5590 * config/arm/arm.c: Likewise.
5591 * config/arm/arm.h: Likewise.
5592 * config/arm/arm.md: Likewise.
5593 * config/arm/cortex-r4f.md: Likewise.
5594 * config/csky/csky.c: Likewise.
5595 * config/csky/csky.h: Likewise.
5596 * config/darwin-f.c: Likewise.
5597 * config/epiphany/epiphany.md: Likewise.
5598 * config/i386/i386.c: Likewise.
5599 * config/i386/sol2.h: Likewise.
5600 * config/m68k/m68k.c: Likewise.
5601 * config/mcore/mcore.h: Likewise.
5602 * config/microblaze/microblaze.md: Likewise.
5603 * config/mips/20kc.md: Likewise.
5604 * config/mips/sb1.md: Likewise.
5605 * config/nds32/nds32.c: Likewise.
5606 * config/nds32/predicates.md: Likewise.
5607 * config/pa/pa.c: Likewise.
5608 * config/rs6000/e300c2c3.md: Likewise.
5609 * config/rs6000/rs6000.c: Likewise.
5610 * config/s390/s390.h: Likewise.
5611 * config/sh/sh.c: Likewise.
5612 * config/sh/sh.md: Likewise.
5613 * config/spu/vmx2spu.h: Likewise.
5614 * cprop.c: Likewise.
5615 * dbxout.c: Likewise.
5616 * df-scan.c: Likewise.
5617 * doc/cfg.texi: Likewise.
5618 * doc/extend.texi: Likewise.
5619 * doc/fragments.texi: Likewise.
5620 * doc/gty.texi: Likewise.
5621 * doc/invoke.texi: Likewise.
5622 * doc/lto.texi: Likewise.
5623 * doc/md.texi: Likewise.
5624 * doc/objc.texi: Likewise.
5625 * doc/rtl.texi: Likewise.
5626 * doc/tm.texi: Likewise.
5628 * emit-rtl.c: Likewise.
5629 * emit-rtl.h: Likewise.
5630 * except.c: Likewise.
5631 * expmed.c: Likewise.
5633 * fold-const.c: Likewise.
5634 * genautomata.c: Likewise.
5635 * gimple-fold.c: Likewise.
5636 * hard-reg-set.h: Likewise.
5637 * ifcvt.c: Likewise.
5638 * ipa-comdats.c: Likewise.
5639 * ipa-cp.c: Likewise.
5640 * ipa-devirt.c: Likewise.
5641 * ipa-fnsummary.c: Likewise.
5642 * ipa-icf.c: Likewise.
5643 * ipa-inline-transform.c: Likewise.
5644 * ipa-inline.c: Likewise.
5645 * ipa-polymorphic-call.c: Likewise.
5646 * ipa-profile.c: Likewise.
5647 * ipa-prop.c: Likewise.
5648 * ipa-pure-const.c: Likewise.
5649 * ipa-reference.c: Likewise.
5650 * ipa-split.c: Likewise.
5651 * ipa-visibility.c: Likewise.
5653 * ira-build.c: Likewise.
5654 * ira-color.c: Likewise.
5655 * ira-conflicts.c: Likewise.
5656 * ira-costs.c: Likewise.
5657 * ira-int.h: Likewise.
5658 * ira-lives.c: Likewise.
5661 * loop-invariant.c: Likewise.
5662 * loop-unroll.c: Likewise.
5663 * lower-subreg.c: Likewise.
5664 * lra-assigns.c: Likewise.
5665 * lra-constraints.c: Likewise.
5666 * lra-eliminations.c: Likewise.
5667 * lra-lives.c: Likewise.
5668 * lra-remat.c: Likewise.
5669 * lra-spills.c: Likewise.
5671 * lto-cgraph.c: Likewise.
5672 * lto-streamer-out.c: Likewise.
5673 * postreload-gcse.c: Likewise.
5674 * predict.c: Likewise.
5675 * profile-count.h: Likewise.
5676 * profile.c: Likewise.
5677 * recog.c: Likewise.
5679 * reload.c: Likewise.
5680 * reload1.c: Likewise.
5681 * reorg.c: Likewise.
5682 * resource.c: Likewise.
5683 * rtl.def: Likewise.
5685 * rtlanal.c: Likewise.
5686 * sched-deps.c: Likewise.
5687 * sched-ebb.c: Likewise.
5688 * sched-rgn.c: Likewise.
5689 * sel-sched-ir.c: Likewise.
5690 * sel-sched.c: Likewise.
5691 * shrink-wrap.c: Likewise.
5692 * simplify-rtx.c: Likewise.
5693 * symtab.c: Likewise.
5694 * target.def: Likewise.
5695 * toplev.c: Likewise.
5696 * tree-call-cdce.c: Likewise.
5697 * tree-cfg.c: Likewise.
5698 * tree-complex.c: Likewise.
5699 * tree-core.h: Likewise.
5700 * tree-eh.c: Likewise.
5701 * tree-inline.c: Likewise.
5702 * tree-loop-distribution.c: Likewise.
5703 * tree-nrv.c: Likewise.
5704 * tree-profile.c: Likewise.
5705 * tree-sra.c: Likewise.
5706 * tree-ssa-alias.c: Likewise.
5707 * tree-ssa-dce.c: Likewise.
5708 * tree-ssa-dom.c: Likewise.
5709 * tree-ssa-forwprop.c: Likewise.
5710 * tree-ssa-loop-im.c: Likewise.
5711 * tree-ssa-loop-ivcanon.c: Likewise.
5712 * tree-ssa-loop-ivopts.c: Likewise.
5713 * tree-ssa-loop-niter.c: Likewise.
5714 * tree-ssa-phionlycprop.c: Likewise.
5715 * tree-ssa-phiopt.c: Likewise.
5716 * tree-ssa-propagate.c: Likewise.
5717 * tree-ssa-threadedge.c: Likewise.
5718 * tree-ssa-threadupdate.c: Likewise.
5719 * tree-ssa-uninit.c: Likewise.
5720 * tree-ssanames.c: Likewise.
5721 * tree-streamer-out.c: Likewise.
5724 * vr-values.c: Likewise.
5726 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
5728 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
5729 (ix86_split_xorsign): Ditto.
5730 * config/i386/i386.c (ix86_expand_xorsign): New function.
5731 (ix86_split_xorsign): Ditto.
5732 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
5733 (xorsign<mode>3): New expander.
5734 (xorsign<mode>3_1): New insn_and_split pattern.
5735 * config/i386/sse.md (xorsign<mode>3): New expander.
5737 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
5739 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
5740 (*tablejump_sp64): Likewise.
5741 (*tablejump<P:mode>): ...this.
5742 (*call_address_sp32): Merge into...
5743 (*call_address_sp64): Likewise.
5744 (*call_address<P:mode>): ...this.
5745 (*call_symbolic_sp32): Merge into...
5746 (*call_symbolic_sp64): Likewise.
5747 (*call_symbolic<P:mode>): ...this.
5748 (call_value): Remove constraint and add predicate.
5749 (*call_value_address_sp32): Merge into...
5750 (*call_value_address_sp64): Likewise.
5751 (*call_value_address<P:mode>): ...this.
5752 (*call_value_symbolic_sp32): Merge into...
5753 (*call_value_symbolic_sp64): Likewise.
5754 (*call_value_symbolic<P:mode>): ...this.
5755 (*sibcall_symbolic_sp32): Merge into...
5756 (*sibcall_symbolic_sp64): Likewise.
5757 (*sibcall_symbolic<P:mode>): ...this.
5758 (sibcall_value): Remove constraint and add predicate.
5759 (*sibcall_value_symbolic_sp32): Merge into...
5760 (*sibcall_value_symbolic_sp64): Likewise.
5761 (*sibcall_value_symbolic<P:mode>): ...this.
5762 (window_save): Minor tweak.
5763 (*branch_sp32): Merge into...
5764 (*branch_sp64): Likewise.
5765 (*branch<P:mode>): ...this.
5767 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
5768 James Clarke <jrtc27@jrtc27.com>
5771 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
5772 consistently in TLS address generation and adjust code to the renaming
5773 of patterns. Mark calls to __tls_get_addr as const.
5774 * config/sparc/sparc.md (tgd_hi22): Turn into...
5775 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
5776 (tgd_lo10): Turn into...
5777 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
5778 (tgd_add32): Merge into...
5779 (tgd_add64): Likewise.
5780 (tgd_add<P:mode>): ...this and use Pmode throughout.
5781 (tldm_hi22): Turn into...
5782 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
5783 (tldm_lo10): Turn into...
5784 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
5785 (tldm_add32): Merge into...
5786 (tldm_add64): Likewise.
5787 (tldm_add<P:mode>): ...this and use Pmode throughout.
5788 (tldm_call32): Merge into...
5789 (tldm_call64): Likewise.
5790 (tldm_call<P:mode>): ...this and use Pmode throughout.
5791 (tldo_hix22): Turn into...
5792 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
5793 (tldo_lox10): Turn into...
5794 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
5795 (tldo_add32): Merge into...
5796 (tldo_add64): Likewise.
5797 (tldo_add<P:mode>): ...this and use Pmode throughout.
5798 (tie_hi22): Turn into...
5799 (tie_hi22<P:mode>): ...this and use Pmode throughout.
5800 (tie_lo10): Turn into...
5801 (tie_lo10<P:mode>): ...this and use Pmode throughout.
5802 (tie_ld64): Use DImode throughout.
5803 (tie_add32): Merge into...
5804 (tie_add64): Likewise.
5805 (tie_add<P:mode>): ...this and use Pmode throughout.
5806 (tle_hix22_sp32): Merge into...
5807 (tle_hix22_sp64): Likewise.
5808 (tle_hix22<P:mode>): ...this and use Pmode throughout.
5809 (tle_lox22_sp32): Merge into...
5810 (tle_lox22_sp64): Likewise.
5811 (tle_lox22<P:mode>): ...this and use Pmode throughout.
5812 (*tldo_ldub_sp32): Merge into...
5813 (*tldo_ldub_sp64): Likewise.
5814 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
5815 (*tldo_ldub1_sp32): Merge into...
5816 (*tldo_ldub1_sp64): Likewise.
5817 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
5818 (*tldo_ldub2_sp32): Merge into...
5819 (*tldo_ldub2_sp64): Likewise.
5820 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
5821 (*tldo_ldsb1_sp32): Merge into...
5822 (*tldo_ldsb1_sp64): Likewise.
5823 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
5824 (*tldo_ldsb2_sp32): Merge into...
5825 (*tldo_ldsb2_sp64): Likewise.
5826 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
5827 (*tldo_ldub3_sp64): Use DImode throughout.
5828 (*tldo_ldsb3_sp64): Likewise.
5829 (*tldo_lduh_sp32): Merge into...
5830 (*tldo_lduh_sp64): Likewise.
5831 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
5832 (*tldo_lduh1_sp32): Merge into...
5833 (*tldo_lduh1_sp64): Likewise.
5834 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
5835 (*tldo_ldsh1_sp32): Merge into...
5836 (*tldo_ldsh1_sp64): Likewise.
5837 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
5838 (*tldo_lduh2_sp64): Use DImode throughout.
5839 (*tldo_ldsh2_sp64): Likewise.
5840 (*tldo_lduw_sp32): Merge into...
5841 (*tldo_lduw_sp64): Likewise.
5842 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
5843 (*tldo_lduw1_sp64): Use DImode throughout.
5844 (*tldo_ldsw1_sp64): Likewise.
5845 (*tldo_ldx_sp64): Likewise.
5846 (*tldo_stb_sp32): Merge into...
5847 (*tldo_stb_sp64): Likewise.
5848 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
5849 (*tldo_sth_sp32): Merge into...
5850 (*tldo_sth_sp64): Likewise.
5851 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
5852 (*tldo_stw_sp32): Merge into...
5853 (*tldo_stw_sp64): Likewise.
5854 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
5855 (*tldo_stx_sp64): Use DImode throughout.
5857 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5859 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
5860 check configure option to set BTI and Return Address Signing.
5861 * configure.ac: Add --enable-standard-branch-protection and
5862 --disable-standard-branch-protection.
5863 * configure: Regenerated.
5864 * doc/install.texi: Document the same.
5866 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5867 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5869 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
5870 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
5871 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
5873 * config/aarch64/aarch64-bti-insert.c: New file.
5874 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
5876 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
5878 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
5879 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
5880 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
5881 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
5883 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5885 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
5886 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
5887 Disable bti for -mbranch-protection=none.
5888 (aarch64_handle_standard_branch_protection): Enable bti for
5889 -mbranch-protection=standard.
5890 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
5891 -mbranch-protection.
5892 (aarch64_bti_enabled): Check if bti is enabled.
5893 * config/aarch64/aarch64.opt: Declare target variable.
5894 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
5896 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5898 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
5899 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
5900 (aarch64_expand_epilogue): Likewise.
5901 (aarch64_output_mi_thunk): Likewise
5902 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
5903 TAILCALL_ADDR_REGS to x16 and x17.
5904 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
5906 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5908 * config/aarch64/aarch64-option-extensions.def: Define
5909 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
5910 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
5911 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
5912 (AARCH64_FL_PREDRES): New.
5913 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
5914 AARCH64_FL_PREDRES by default.
5915 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
5917 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5919 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
5921 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
5922 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
5923 * doc/invoke.texi: Document ARMv8.5-A.
5925 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
5927 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
5928 (xorsign<mode>3): Likewise.
5930 2019-01-09 Jelinek <jakub@redhat.com>
5933 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
5934 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
5936 PR rtl-optimization/88331
5937 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
5938 not currently_expanding_to_rtl.
5940 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
5942 * doc/invoke.texi (-Os): Remove trailing spaces.
5943 (-finline-functions): Remove reference to -O2.
5945 2019-01-08 Jakub Jelinek <jakub@redhat.com>
5947 PR rtl-optimization/79593
5948 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
5950 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
5951 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
5953 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
5956 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
5960 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
5961 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
5963 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
5966 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
5967 ix86_avx_u128_mode_entry.
5969 2019-01-08 Martin Liska <mliska@suse.cz>
5971 PR tree-optimization/88753
5972 * tree-switch-conversion.c (switch_conversion::build_one_array):
5973 Come up with local variable constructor. Convert first to
5974 type of constructor values.
5976 2019-01-08 Richard Biener <rguenther@suse.de>
5978 PR tree-optimization/86554
5979 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
5980 rpo_avail): Move earlier.
5981 (visit_nary_op): When value-numbering to expressions
5982 with different overflow behavior make sure there's an
5983 available expression on the path.
5985 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
5987 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
5988 aarch64_parse_branch_protection,
5989 struct aarch64_branch_protect_type,
5990 aarch64_handle_no_branch_protection,
5991 aarch64_handle_standard_branch_protection,
5992 aarch64_validate_mbranch_protection,
5993 aarch64_handle_pac_ret_protection,
5994 aarch64_handle_attr_branch_protection,
5995 accepted_branch_protection_string,
5996 aarch64_pac_ret_subtypes,
5997 aarch64_branch_protect_types,
5998 aarch64_handle_pac_ret_leaf): Define.
5999 (aarch64_override_options_after_change_1, aarch64_override_options):
6000 Add check for accepted_branch_protection_string.
6001 (aarch64_option_save): Save accepted_branch_protection_string.
6002 (aarch64_option_restore): Save accepted_branch_protection_string.
6003 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
6004 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
6005 msign-return-address.
6006 * doc/invoke.texi: Add mbranch-protection.
6008 2019-01-08 Alan Modra <amodra@gmail.com>
6011 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
6012 Delete "unknownp" parameter. Adjust callers. Handle
6013 CONST_INT, PLUS, MINUS, and MULT.
6014 (attr_value_aligned): Renamed from or_attr_value.
6015 (min_attr_value): Return INT_MIN for unhandled rtl case..
6016 (min_fn): ..and translate to INT_MAX here.
6017 (write_length_unit_log): Modify to cope without "unknown".
6018 (write_attr_value): Handle IF_THEN_ELSE.
6020 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
6022 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
6023 optimization for masked stores.
6025 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
6028 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
6029 output vector directly to duplicate_and_interleave instead of
6030 going through a temporary. Postpone insertion of ctor_seq to
6031 the end of the loop.
6033 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
6036 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
6037 unsigned_p. Handle signed and unsigned overflow correction as
6039 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
6041 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
6043 (add<mode>3_compareV_imm): Make this callable for expanding.
6044 (subv<GPI:mode>4): Use register_operand for operand 1. Use
6045 aarch64_plus_operand for operand 2.
6046 (subv<GPI:mode>_insn): New insn pattern.
6047 (subv<GPI:mode>_imm): Likewise.
6048 (negv<GPI:mode>3): New expand pattern.
6049 (negv<GPI:mode>_insn): New insn pattern.
6050 (negv<GPI:mode>_cmp_only): Likewise.
6051 (cmpv<GPI:mode>_insn): Likewise.
6052 (subvti4): Use register_operand for operand 1. Update call to
6053 aarch64_expand_subvti.
6054 (usubvti4): Likewise.
6055 (negvti3): New expand pattern.
6056 (negdi_carryout): New insn pattern.
6057 (negvdi_carryinV): New insn pattern.
6058 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
6059 version the named version.
6060 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
6062 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
6064 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
6066 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
6067 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
6068 (sub<mode>3_carryinCV): Delete.
6069 (sub<GPI:mode>3_carryinV): New expand pattern.
6070 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
6072 2019-01-07 Richard Biener <rguenther@suse.de>
6074 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
6075 of tree_operand_hash.
6077 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
6079 PR tree-optimization/88598
6080 * tree.h (single_nonzero_element): Declare.
6081 * tree.c (single_nonzero_element): New function.
6082 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
6083 if I is the only nonzero element of CST.
6085 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
6087 PR tree-optimization/88598
6088 * tree.h (initializer_each_zero_or_onep): Declare.
6089 * tree.c (initializer_each_zero_or_onep): New function.
6090 (signed_or_unsigned_type_for): Handle float types too.
6091 (unsigned_type_for, signed_type_for): Update comments accordingly.
6092 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
6093 x & { 0 or -1, 0 or -1, ... }.
6095 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
6097 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
6098 with x86_64-pc-linux-gnu.
6100 2019-01-07 Tom de Vries <tdevries@suse.de>
6103 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
6105 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
6108 2019-01-07 Jakub Jelinek <jakub@redhat.com>
6110 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
6111 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
6112 TARGET_AVX512F as condition.
6115 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
6116 const_not_ok_for_debug_p target hook.
6117 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
6118 on UNSPEC and subexpressions thereof if all subexpressions of the
6119 UNSPEC are CONSTANT_P.
6121 PR tree-optimization/88676
6122 * tree-ssa-phiopt.c (two_value_replacement): New function.
6123 (tree_ssa_phiopt_worker): Call it.
6126 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
6127 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
6130 * tree-vect-generic.c: Include insn-config.h and recog.h.
6131 (expand_vector_piecewise): Add defaulted ret_type argument,
6132 if non-NULL, use that in preference to type for the result type.
6133 (expand_vector_parallel): Formatting fix.
6134 (do_vec_conversion, do_vec_narrowing_conversion,
6135 expand_vector_conversion): New functions.
6136 (expand_vector_operations_1): Call expand_vector_conversion
6137 for VEC_CONVERT ifn calls.
6138 * internal-fn.def (VEC_CONVERT): New internal function.
6139 * internal-fn.c (expand_VEC_CONVERT): New function.
6140 * fold-const-call.c (fold_const_vec_convert): New function.
6141 (fold_const_call): Use it for CFN_VEC_CONVERT.
6142 * doc/extend.texi (__builtin_convertvector): Document.
6144 2019-01-07 Tom de Vries <tdevries@suse.de>
6146 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
6147 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
6148 vector_red_partition, vector_red_sym): New global variables.
6149 (nvptx_option_override): Initialize vector_red_sym.
6150 (nvptx_declare_function_name): Restore red_partition register.
6151 (nvptx_file_end): Emit code to declare the vector reduction variables.
6152 (nvptx_output_red_partition): New function.
6153 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
6154 large vector reductions.
6155 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
6156 (nvptx_init_builtins): Add VECTOR_ADDR.
6157 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
6158 Handle nvptx_expand_shared_addr.
6159 (nvptx_get_shared_red_addr): Add vector argument and handle large
6161 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
6163 (nvptx_goacc_reduction_init): Likewise.
6164 (nvptx_goacc_reduction_fini): Likewise.
6165 (nvptx_goacc_reduction_teardown): Likewise.
6166 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
6167 init,fini,teardown}.
6168 (nvptx_init_axis_predicate): Initialize vector_red_partition.
6169 (nvptx_set_current_function): Init vector_red_partition.
6170 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
6171 (nvptx_red_partition): New insn.
6172 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
6174 2019-01-07 Tom de Vries <tdevries@suse.de>
6177 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
6180 2019-01-07 Tom de Vries <tdevries@suse.de>
6182 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
6183 (nvptx_option_override): Init oacc_bcast_partition.
6184 (nvptx_init_oacc_workers): New function.
6185 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
6186 (nvptx_needs_shared_bcast): New function.
6187 (nvptx_find_par): Generalize to enable vectors to use shared-memory
6189 (nvptx_shared_propagate): Initialize vector bcast partition and
6190 synchronization state.
6191 (nvptx_single): Generalize to enable vectors to use shared-memory
6193 (nvptx_process_pars): Likewise.
6194 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
6195 * config/nvptx/nvptx.h (struct machine_function): Add
6196 bcast_partition and sync_bar members.
6198 2019-01-07 Tom de Vries <tdevries@suse.de>
6200 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
6201 (nvptx_apply_dim_limits): New function.
6202 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
6205 2019-01-07 Tom de Vries <tdevries@suse.de>
6207 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
6208 as late as possible.
6210 2019-01-07 Tom de Vries <tdevries@suse.de>
6212 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
6213 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
6214 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
6215 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
6216 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
6218 2019-01-07 Tom de Vries <tdevries@suse.de>
6220 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
6222 2019-01-07 Tom de Vries <tdevries@suse.de>
6224 * omp-offload.c (oacc_get_min_dim): New function.
6225 * omp-offload.h (oacc_get_min_dim): Declare.
6227 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
6230 * config/i386/i386.c (function_value_ms_64): Return small sturct in
6231 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
6233 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6237 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
6239 * ipa-inline.c (edge_badness): Use inlined_time instead of
6240 inline_summaries->get.
6242 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6244 * opts.c (enable_fdo_optimizations): Enable
6245 version-loops-for-strides, loop-interchange, unrol-and-jam
6246 and tree-loop-distribution.
6247 * invoke.texi: Document newly enabled options.
6249 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6251 * doc/invoke.texi (max-inline-insns-small): New parameters.
6252 * ipa-inline.c (want_early_inline_function_p): simplify.
6253 (want_inline_small_function_p): Fix pasto from previous patch;
6254 use max-inline-insns-small bound.
6255 * params.def (max-inline-insns-small): New param.
6256 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
6257 variables correctly.
6259 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6261 * doc/invoke.texi: Document max-inline-insns-size,
6262 uninlined-function-insns, uninlined-function-time,
6263 uninlined-thunk-insns and uninlined-thunk-time.
6264 * params.def: Add max-inline-insns-size,
6265 uninlined-function-insns, uninlined-function-time,
6266 uninlined-thunk-insns and uninlined-thunk-time.
6267 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
6269 * ipa-inline.c (can_inline_edge_by_limits_p,
6270 want_inline_small_function_p): Use new parameters.
6272 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6274 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
6276 2019-01-05 Jakub Jelinek <jakub@redhat.com>
6280 * expr.c (expand_assignment): For calls returning VLA structures
6281 if to_rtx is not a MEM, force it into a stack temporary.
6284 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
6285 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
6286 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
6287 subexpressions of both operands.
6288 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
6289 subrtxes are CONSTANT_P.
6290 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
6293 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
6295 * params.def (hot-bb-count-ws-permille): Set to 990.
6297 2019-01-04 Martin Sebor <msebor@redhat.com>
6300 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
6303 2019-01-04 Martin Sebor <msebor@redhat.com>
6306 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
6308 2019-01-04 Jakub Jelinek <jakub@redhat.com>
6310 * gdbinit.in: Turn off pagination for the skip commands, restore
6311 it to previous state afterwards.
6313 2019-01-04 Jakub Jelinek <jakub@redhat.com>
6316 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
6317 of GET_MODE (opN) as modes of the libcall arguments.
6319 2019-01-04 Jan Beulich <jbeulich@suse.com>
6321 * config/i386/sse.md
6322 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
6323 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
6324 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
6325 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
6326 avx512f_vmcmp<mode>3<round_saeonly_name>,
6327 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
6328 avx512f_maskcmp<mode>3,
6329 <avx512>_cvt<ssemodesuffix>2mask<mode>,
6330 <avx512>_cvt<ssemodesuffix>2mask<mode>,
6331 *<avx512>_cvtmask2<ssemodesuffix><mode>,
6332 *<avx512>_cvtmask2<ssemodesuffix><mode>,
6333 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
6334 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
6335 <avx512>_gt<mode>3<mask_scalar_merge_name>,
6336 <avx512>_gt<mode>3<mask_scalar_merge_name>,
6337 <avx512>_testm<mode>3<mask_scalar_merge_name>,
6338 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
6339 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
6340 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
6341 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
6342 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
6343 avx512cd_maskb_vec_dup<mode>,
6344 avx512cd_maskw_vec_dup<mode>,
6345 avx512dq_fpclass<mode><mask_scalar_merge_name>,
6346 avx512dq_vmfpclass<mode>,
6347 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
6350 2019-01-03 Martin Sebor <msebor@redhat.com>
6352 PR tree-optimization/88659
6353 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
6355 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
6357 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
6358 unaligned vsx and avoid lxvd2x/stxvd2x.
6359 (gen_lvx_v4si_move): New function.
6361 2019-01-03 Tom de Vries <tdevries@suse.de>
6363 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
6364 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
6366 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
6368 2019-01-03 Tom de Vries <tdevries@suse.de>
6370 * config/nvptx/nvptx.c (struct offload_attrs): New.
6371 (populate_offload_attrs): New function. Factor mask extraction out of
6372 nvptx_reorg. Add extraction of dimensions.
6373 (nvptx_reorg): Use populate_offload_attrs.
6375 2019-01-03 Tom de Vries <tdevries@suse.de>
6377 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
6378 cases for oacc_min_dims_p and routine_p. Add asserts for
6379 oacc_default_dims_p and offload_region_p.
6381 2019-01-03 Tom de Vries <tdevries@suse.de>
6383 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
6385 (nvptx_goacc_validate_dims): ... here.
6387 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
6389 PR tree-optimization/85574
6390 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
6392 (struct ssa_equip_hash_traits): Declare.
6393 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
6395 2019-01-03 Jakub Jelinek <jakub@redhat.com>
6398 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
6399 change it to qualified_type.
6401 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
6403 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
6404 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
6406 2019-01-02 Martin Sebor <msebor@redhat.com>
6407 Jeff Law <law@redhat.com>
6409 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
6410 (get_range_strlen_tree): Update appropriately.
6412 * gimple-fold.h (get_range_strlen): Drop unused last argument.
6414 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
6415 rather than set_range_info.
6416 * tree-ssa-strlen.c (set_strlen_range): Extracted from
6417 maybe_set_strlen_range. Handle potentially boundary crossing
6418 cases more conservatively.
6419 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
6420 Call set_strlen_range.
6421 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
6424 * gimple-fold.c (get_range_strlen): Update prototype to no longer
6425 need the flexp argument.
6426 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
6427 from calls to get_range_strlen. Update comments. Just update
6428 VAL for an unterminated const char array and let the reset of the
6429 code handle it normally. No longer try to set *flexp. Adjust
6431 (get_range_strlen): Update for the new get_range_strlen API.
6432 (get_maxval_strlen): Similarly.
6433 (gimple_fold_builtin_strlen): Handle update meaning of return value
6434 from get_range_strlen.
6435 * gimple-ssa-sprintf.c (get_string_length): Update for the new
6436 get_range_strlen API.
6438 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
6441 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
6442 false at WPA time when body was removed.
6444 2019-01-02 Martin Liska <mliska@suse.cz>
6446 PR tree-optimization/88650
6447 * predict.c (set_even_probabilities): Calculate probability
6448 remainer only when really used.
6450 2019-01-02 Richard Biener <rguenther@suse.de>
6453 * tree-data-ref.c (analyze_subscript_affine_affine): Use
6454 widest_ints when mangling max_stmt_execution results.
6456 2019-01-02 Richard Biener <rguenther@suse.de>
6458 PR tree-optimization/88621
6459 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
6460 bitfields when canoncalizing.
6462 2019-01-02 Richard Biener <rguenther@suse.de>
6465 * config/i386/x86-tune-costs.h (intel_cost): Adjust
6466 cost of cheap SSE instruction.
6468 2019-01-02 Richard Biener <rguenther@suse.de>
6471 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
6472 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
6474 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
6475 set after UIDs before splitting them.
6477 2019-01-01 Martin Sebor <msebor@redhat.com>
6478 Jeff Law <law@redhat.com>
6480 * gimple-fold.c (get_range_strlen_tree): Record if the computed
6481 length is optimistic. If it is, then arrange to compute the
6482 conservative length as well.
6484 * gimple-fold.h (get_range_strlen): Update prototype.
6485 * builtins.c (check_access): Update call to get_range_strlen to use
6486 c_strlen_data pointer. Change various variable accesses to instead
6487 pull data from the c_strlen_data structure.
6488 (check_strncat_sizes, expand_builtin_strncat): Likewise.
6489 * calls.c (maybe_warn_nonstring_arg): Likewise.
6490 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
6491 minimum length if maximum lengh is unknown.
6492 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
6493 that used c_strlen, it's no longer needed. Restructure slightly.
6494 (format_string): Set unlikely range appropriately.
6495 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
6497 (get_range_strlen): Accept c_strlen_data pointer for external
6498 call sites as well. Pass through to call to internal get_range_strlen.
6499 Adjust minlen, maxlen and maxbound as needed.
6500 (get_maxval_strlen): Update comments.
6501 (gimple_fold_builtin_strlen): Update call to get_range_strlen
6502 to use c_strlen_data pointer. Change variable accesses to instead
6503 use c_strlen_data data members.
6505 * gimple-fold.c (get_range_strlen): Update prototype.
6506 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
6507 local variables. Use pdata to return information to caller.
6508 Update calls to get_range_strlen. Update pdata->maxbound.
6509 (get_range_strlen -- static version): Similarly.
6510 (get_range_strlen -- extern version): Update for internal
6511 get_range_strlen API change. Convert to external data format.
6512 (get_maxval_strlen): Similarly.
6514 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
6516 * coverage.c (get_coverage_counts): Use current_function_decl.
6517 * profile.c (read_thunk_profile): New function.
6518 (branch_prob): Add THUNK parameter.
6519 * tree-profile.c (tree_profiling): Handle thunks.
6520 * value-prof.c (init_node_map): Handle thunks.
6521 * value-prof.h (branch_prob): Upate prototype.
6522 (read_thunk_profile): Declare.
6524 2019-01-01 Jakub Jelinek <jakub@redhat.com>
6526 Update copyright years.
6528 * gcc.c (process_command): Update copyright notice dates.
6529 * gcov-dump.c (print_version): Ditto.
6530 * gcov.c (print_version): Ditto.
6531 * gcov-tool.c (print_version): Ditto.
6532 * gengtype.c (create_file): Ditto.
6533 * doc/cpp.texi: Bump @copying's copyright year.
6534 * doc/cppinternals.texi: Ditto.
6535 * doc/gcc.texi: Ditto.
6536 * doc/gccint.texi: Ditto.
6537 * doc/gcov.texi: Ditto.
6538 * doc/install.texi: Ditto.
6539 * doc/invoke.texi: Ditto.
6541 Copyright (C) 2019 Free Software Foundation, Inc.
6543 Copying and distribution of this file, with or without modification,
6544 are permitted in any medium without royalty provided the copyright
6545 notice and this notice are preserved.