1 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
4 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
5 mode of vector rather than mode of destination for move instruction.
6 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
7 Use QI inner mode with V16QI vector mode.
9 2019-04-12 Jakub Jelinek <jakub@redhat.com>
12 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
13 "invalid %%t operand" in output_operand_lossage message.
15 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
17 * config/s390/predicates.md (permute_pattern_operand): New
19 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
20 operand for the permute pattern.
21 ("*vec_perm<mode>"): New insn definition.
22 ("bswap<mode>"): Generate the permute pattern operand in the
23 expander and perform the operand reloads for pre arch13 level
25 ("*bswap<mode>_emu"): Rename to ...
26 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
27 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
28 Add the USE operand for the permute pattern.
29 ("*vec_set_bswap_vec<mode>"): Likewise.
31 2019-04-12 Jakub Jelinek <jakub@redhat.com>
34 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
35 and gcc_unreachable if it fails, just call tree_to_uhwi which
36 verifies that too. Test TREE_CHAIN instead of list_length > 1.
37 Start warning message with a lower-case letter. Formatting fixes.
39 PR rtl-optimization/90026
40 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
41 successors, look for BARRIERs inside of the whole BB_FOOTER chain
42 rather than just at the start of it. If e->src BB_FOOTER is not NULL
43 in cfglayout mode, use emit_barrier_after_bb.
45 2018-04-11 Steve Ellcey <sellcey@marvell.com>
47 PR rtl-optimization/87763
48 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
51 2019-04-11 Tom de Vries <tdevries@suse.de>
53 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
54 max macro using statement expression.
56 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
58 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
59 * xcoffout.c (xcoff_private_rodata_section_name): Define.
60 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
61 read_only_private_data_section using xcoff_private_rodata_section_name.
62 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
64 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
67 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
69 2019-04-11 Jakub Jelinek <jakub@redhat.com>
71 PR rtl-optimization/89965
72 * dce.c (sp_based_mem_offset): New function.
73 (find_call_stack_args): Use sp_based_mem_offset.
75 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
77 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
79 2019-04-11 Richard Biener <rguenther@suse.de>
81 PR tree-optimization/90020
82 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
83 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
84 * tree-ssa-pre.c (compute_avail): Use it to not put
85 possibly trapping references after a call that might not
87 * gcse.c (compute_hash_table_work): Do not elide
88 marking a block containing a call if the call might not
91 2019-04-11 Richard Biener <rguenther@suse.de>
93 PR tree-optimization/90018
94 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
95 Test both SLP and interleaving variants.
97 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
99 * config/s390/8561.md: New file.
100 * config/s390/driver-native.c (s390_host_detect_local_cpu):
101 Add arch13 cpu model.
102 * config/s390/s390-opts.h (enum processor_type): Likewise.
103 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
104 (s390_get_unit_mask): Likewise.
105 (s390_is_fpd): Likewise.
106 (s390_is_fxd): Likewise.
107 * config/s390/s390.h (s390_tune_attr): Likewise.
108 * config/s390/s390.md: Include arch13 pipeline description.
109 * config/s390/s390.opt: Add arch13.
111 2018-04-10 Steve Ellcey <sellcey@marvell.com>
113 PR rtl-optimization/87763
114 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
116 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
118 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
120 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
121 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
122 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
123 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
125 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
127 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
128 "Although" in -fipa-icf documentation.
130 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
131 of using multiple -g options.
133 2019-04-10 Martin Liska <mliska@suse.cz>
135 PR gcov-profile/89959
136 * doc/gcov.texi: Make documentation of -x option
139 2019-04-10 Richard Biener <rguenther@suse.de>
141 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
143 (DR_GROUP_SAME_DR_STMT): Remove.
144 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
145 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
147 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
148 (vect_record_grouped_load_vectors): Remove unreachable code.
150 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
153 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
154 obsolete reference to N.
156 2019-04-10 Jakub Jelinek <jakub@redhat.com>
159 * expr.c (store_expr): Set properly size on the MEM passed to
163 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
164 with strlen in between hostsz-3 and hostsz-1 inclusive when no
165 translation is needed, and when translation is needed, only append
166 ... if the string length is hostsz or more bytes long. Avoid using
169 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
172 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
173 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
175 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
176 differences directly.
177 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
179 2019-04-09 Jakub Jelinek <jakub@redhat.com>
182 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
184 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
186 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
187 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
188 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
189 trailing space from -gsplit-dwarf diagnostics.
191 PR tree-optimization/89998
192 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
193 instead of integer_type_node if possible, don't add ranges if return
194 type is not compatible with int.
195 * gimple-fold.c (gimple_fold_builtin_sprintf,
196 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
199 2019-04-09 Martin Liska <mliska@suse.cz>
201 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
202 * doc/install.texi: Document the new config.
204 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
206 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
207 use gimple_expr_type for load and store calls. Skip over the
208 condition argument in a conditional internal function.
209 Protect use of TREE_INT_CST_LOW.
211 2019-04-09 Jakub Jelinek <jakub@redhat.com>
214 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
215 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
216 trailing period from it too.
218 2019-04-08 wu yuan <wuyuan5@huawei.com>
220 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
221 * config/aarch64/aarch64.md : Add "tsv110.md"
222 * config/aarch64/tsv110.md: New file.
224 2019-04-08 Richard Biener <rguenther@suse.de>
226 PR tree-optimization/90006
227 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
230 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
233 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
235 (fma_root_node): Likewise.
236 (func_fma_steering): Likewise.
238 2019-04-08 Jakub Jelinek <jakub@redhat.com>
240 PR rtl-optimization/89865
241 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
243 PR rtl-optimization/89865
244 * config/i386/i386.md
245 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
246 numbers not to clash with the additional operands[4].
247 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
248 with extra register copy in the middle.
250 2019-04-08 Martin Liska <mliska@suse.cz>
252 PR gcov-profile/89961
253 * doc/gcov.texi: Document data_file.
254 * gcov.c (generate_results): Add data_info into JSON output.
256 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
258 PR tree-optimization/89725
259 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
260 loop's chrec as invariant symbol.
261 * tree-chrec.h (chrec_contains_symbols): New parameter.
262 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
263 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
264 function of loops not in DDR's loop_nest.
265 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
267 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
270 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
273 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
276 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
277 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
279 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
281 * sched-deps.c (sched_macro_fuse_insns): Check return value of
282 targetm.fixed_condition_code_regs.
284 2019-04-05 Richard Biener <rguenther@suse.de>
288 * tree-cfgcleanup.c (remove_forwarder_block): Always move
289 debug bind stmts but reset them if they are not valid at the
292 2019-04-05 Martin Liska <mliska@suse.cz>
295 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
296 order to wrap keywords or arguments.
297 * collect2.c (main): Likewise.
298 (scan_prog_file): Likewise.
299 (scan_libraries): Likewise.
300 * common/config/riscv/riscv-common.c
301 (riscv_subset_list::parsing_subset_version): Likewise.
302 (riscv_subset_list::parse_std_ext): Likewise.
303 * config/aarch64/aarch64.c (aarch64_override_options_internal):
305 * config/arm/arm.c (arm_option_override): Likewise.
306 * config/cris/cris.c (cris_print_operand): Likewise.
307 * config/darwin-c.c (darwin_pragma_options): Likewise.
308 (darwin_pragma_unused): Likewise.
309 (darwin_pragma_ms_struct): Likewise.
310 * config/ft32/ft32.c (ft32_print_operand): Likewise.
311 * config/i386/i386.c (print_reg): Likewise.
312 (ix86_print_operand): Likewise.
313 * config/i386/xm-djgpp.h: Likewise.
314 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
315 * config/m32c/m32c.c (m32c_option_override): Likewise.
316 * config/msp430/msp430.c (msp430_option_override): Likewise.
317 * config/nds32/nds32.c (nds32_option_override): Likewise.
318 * config/nvptx/mkoffload.c (main): Likewise.
319 * config/rx/rx.c (rx_print_operand): Likewise.
320 (valid_psw_flag): Likewise.
321 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
322 (vms_pragma_nomember_alignment): Likewise.
323 (vms_pragma_extern_model): Likewise.
324 * lto-wrapper.c (compile_offload_image): Likewise.
325 * omp-offload.c (oacc_parse_default_dims): Likewise.
326 * symtab.c (symtab_node::verify_base): Likewise.
327 * tlink.c (recompile_files): Likewise.
328 (start_tweaking): Likewise.
329 * tree-profile.c (parse_profile_filter): Likewise.
331 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
333 PR tree-optimization/89956
334 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
335 multiple negates of the same value.
337 2019-04-04 Martin Sebor <msebor@redhat.com>
341 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
342 have the same precision since the function crashes otherwise.
343 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
344 has non-zero arguments.
346 2019-04-04 Martin Sebor <msebor@redhat.com>
349 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
350 out if the number of arguments is less than expected.
352 2019-04-04 Jeff Law <law@redhat.com>
354 PR rtl-optimization/89399
355 * ree.c (combine_set_extension): Use single_set rather than
356 digging into PATTERN for items on the candidate list.
357 (combine_reaching_defs): Likewise.
359 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
361 PR rtl-optimization/46590
362 * loop-invariant.c (find_defs): Move df_remove_problem and
363 df_process_deferred_rescans to move_invariants.
364 Move df_live_add_problem and df_live_set_all_dirty calls
366 (move_invariants): Likewise.
367 (move_loop_invariants): Likewise, making the df_live calls
368 conditional on -O. Remove the problem again if we added it
371 2019-04-03 qing zhao <qing.zhao@oracle.com>
373 PR tree-optimization/89730
374 * ipa-inline.c (can_inline_edge_p): Delete the checking for
375 -flive-patching=inline-only-static.
376 (can_inline_edge_by_limits_p): Add the checking for
377 -flive-patching=inline-only-static and grant always_inline
378 even when -flive-patching=inline-only-static is specified.
380 2019-04-03 Jeff Law <law@redhat.com>
382 PR rtl-optimization/81025
383 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
385 2019-04-03 Richard Biener <rguenther@suse.de>
387 PR tree-optimization/84101
388 * tree-vect-stmts.c: Include explow.h for hard_function_value,
389 regs.h for hard_regno_nregs.
390 (cfun_returns): New helper.
391 (vect_model_store_cost): When vectorizing a store to a decl
392 we return and the function ABI returns in a multi-reg location
393 account for the possible spilling that will happen.
395 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
397 * config/s390/s390.c (s390_legitimate_address_p): Reject long
398 displacement addresses for vector mode operands.
400 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
402 * config/arc/arc.c (GMASK_LEN): Define.
403 (arc_restore_callee_saves): Restore first blink when
406 2019-04-03 Sudakshina Das <sudi.das@arm.com>
408 * doc/extend.texi: Add deprecated comment on sign-return-address
409 function attribute and add mbranch-protection.
410 * doc/invoke.texi: Add bti to the options for mbranch-protection.
412 2019-04-03 Richard Biener <rguenther@suse.de>
415 * lto-wrapper.c (run_gcc): Avoid implicit rules making
416 the all target phony.
418 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
422 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
423 Return false for variable DImode shifts.
424 (dimode_scalar_chain::compute_convert_gain): Do not handle
425 register count operand in variable DImode shifts.
426 (dimode_scalar_chain::make_vector_copies): Remove support to copy
427 count argument of a variable shift instruction to a vector register.
428 (dimode_scalar_chain::convert_reg): Remove support to convert
429 count argument of a variable shift instruction.
431 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
433 PR rtl-optimization/84206
434 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
435 iterating over loop headers.
437 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
439 PR rtl-optimization/85876
440 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
441 beyond the original fence.
443 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
445 * config.gcc: Mark spu* targets as deprecated/obsolete.
447 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
449 * config/s390/s390-builtin-types.def: New builtin function type
450 definitions. Remove unused types.
451 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
452 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
453 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
455 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
456 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
457 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
458 (vec_double, vec_signed, vec_unsigned): Define to use the new
460 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
463 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
465 * config/s390/s390-builtin-types.def: New builtin function type
467 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
468 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
469 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
470 (s390_vstrszh, s390_vstrszf): New low-level builtins.
471 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
472 constant definitions.
473 * config/s390/vecintrin.h (vec_search_string_cc)
474 (vec_search_string_until_zero_cc): New builtin name definitions.
475 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
477 ("vec_vstrs<mode>"): New insn definition.
479 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
481 * config/s390/s390-builtin-types.def: Add new builtin function
483 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
484 New overloaded builtins.
485 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
487 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
488 (UNSPEC_VEC_SLDBYTE): ... this.
489 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
490 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
492 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
493 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
494 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
496 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
498 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
500 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
501 * config/s390/vector.md (V_HW_HSD): ... here.
503 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
505 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
506 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
507 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
508 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
509 New insn definitions.
511 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
513 * config/s390/s390-builtin-types.def: Add new builtin function type.
514 * config/s390/s390-builtins.def: Add overloaded builtin
515 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
516 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
517 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
518 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
519 ("eltswap<mode>"): New expander.
520 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
523 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
525 * config/s390/s390-builtin-types.def: Add new builtin function types.
526 * config/s390/s390-builtins.def: Add overloaded builtin
527 s390_vec_revb. Add low-level builtins for vlbr and vstbr
529 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
530 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
531 ("bswap<mode>"): New expander.
532 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
534 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
536 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
537 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
538 vector builtin version number in __VEC__.
540 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
542 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
544 (SFSI): New mode attribute.
545 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
546 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
548 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
549 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
550 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
551 ("floatsi<mode>2"): Add wcefb instruction.
553 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
555 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
556 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
558 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
559 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
560 support 32 bit fp-int conversions. Rename to ...
561 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
562 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
563 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
564 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
567 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
569 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
570 if-then-else constructs if we can use the select instruction.
571 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
573 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
575 * config/s390/s390.md ("*popcountdi_arch13_cc")
576 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
578 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
579 Append _z196 to make it ...
580 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
581 ("popcounthi2_z196"): ... this.
582 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
583 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
585 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
587 * config/s390/s390.c (s390_canonicalize_comparison): Convert
588 certain compares for arch13 in order to make use of the condition
589 code result produced by the new instructions.
590 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
591 nxrk, and nxgrk instruction patterns.
592 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
593 (inv_no): Add new code iterator together with some attributes.
594 ("*andc_split_<mode>"): Disable splitter for arch13.
595 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
596 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
597 ("*<ANDOR:bitops_name>c<GPR:mode>")
598 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
599 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
600 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
601 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
603 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
605 * common/config/s390/s390-common.c (processor_flags_table): New
607 * config.gcc: Support arch13 with the --with-arch= configure flag.
608 * config/s390/driver-native.c (s390_host_detect_local_cpu):
609 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
610 * config/s390/s390.c (s390_get_sched_attrmask)
611 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
612 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
613 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
614 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
615 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
617 * config/s390/s390.opt: Support arch13 as processor type in
618 command line options.
620 2019-04-02 Martin Liska <mliska@suse.cz>
623 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
624 Fix param description of graphite-max-arrays-per-scop.
626 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
628 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
629 (ASAN_CC1_SPEC): Use it in 64-bit mode.
630 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
632 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
634 PR rtl-optimization/85412
635 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
636 sel_sched_region_1, not after.
638 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
640 PR rtl-optimization/86928
641 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
642 compute_live if necessary.
643 (sel_redirect_edge_and_branch): Likewise.
645 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
647 PR rtl-optimization/89865
648 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
649 register if it is a part of small class.
651 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
653 PR rtl-optimization/87273
654 * sel-sched-ir.c (merge_fences): Remove assert.
656 2019-04-01 Richard Biener <rguenther@suse.de>
658 PR tree-optimization/46590
659 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
660 (dom_walker::m_reachability): Add in place of...
661 (dom_walker::m_skip_unreachable_blocks): ...this.
662 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
663 Move complex initialization ...
664 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
665 lazily and initialize edge flags on each invocation.
666 (dom_walker::bb_reachable): Use m_reachability.
668 2019-04-01 Martin Liska <mliska@suse.cz>
671 * opt-suggestions.c (option_proposer::build_option_suggestions):
672 Add variant without any argument in order to provide better
675 2019-04-01 Richard Biener <rguenther@suse.de>
678 * gimple.c: Include langhooks.h.
679 (gimple_get_alias_set): Treat enumeral types as the underlying
682 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
683 Eric Botcazou <ebotcazou@adacore.com>
685 PR rtl-optimization/89862
686 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
687 that operates on the full registers for WORD_REGISTER_OPERATIONS
690 2019-03-29 Jim Wilson <jimw@sifive.com>
692 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
693 Clear MASK_RVC and then set if C subset supported.
695 2019-03-29 Jakub Jelinek <jakub@redhat.com>
698 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
699 non-addressable complit into its initializer if it is volatile.
701 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
703 * opts-common.c (integral_argument): Set errno properly in one case.
705 2019-03-29 Martin Liska <mliska@suse.cz>
707 * doc/invoke.texi: Remove -Wchkp from documentation.
709 2019-03-29 Martin Liska <mliska@suse.cz>
711 * dbgcnt.c (print_limit_reach): New function.
714 2019-03-29 Martin Liska <mliska@suse.cz>
716 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
717 (dbg_cnt_process_opt): Parse first tokens aas
718 dbg_cnt_process_single_pair is also using strtok.
720 2019-03-29 Jakub Jelinek <jakub@redhat.com>
722 PR rtl-optimization/87485
723 * function.c (expand_function_end): Move stack_protect_epilogue
724 before loading of return value into hard register(s).
726 2019-03-28 Jakub Jelinek <jakub@redhat.com>
729 * tree-inline.h (struct copy_body_data): Add
730 dont_remap_vla_if_no_change flag.
731 * tree-inline.c (remap_type_3, remap_type_2): New functions.
732 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
733 and remap_type_2 returns false.
734 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
735 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
736 only from where it is copied to nested contexts.
738 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
741 * config/i386/i386.md (RMW operation with LEA peephole):
742 Use LEAMODE mode attribute instead of SWI mode iterator for
745 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
748 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
749 Also process XEXP (src, 0) of a shift insn.
751 2019-03-28 David Malcolm <dmalcolm@redhat.com>
754 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
755 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
757 2019-03-28 Jakub Jelinek <jakub@redhat.com>
759 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
761 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
762 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
763 immediately after first one with df_analyze in between, but rather
764 process all bbs, queueing ones that need second pass in a worklist,
765 df_analyze, process queued debug insn changes and if second pass is
766 needed, process bbs from worklist, df_analyze, process queued debug
769 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
770 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
771 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
773 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
776 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
779 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
782 * config/i386/i386.c (ix86_function_value_1): Call the newly added
783 function for 32-bit MS_ABI.
784 (function_value_ms_32): New function.
786 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
788 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
789 (movdi): Call gen_movdi_symbol_save_scc.
790 (gen_movdi_symbol_save_scc): New insn and split.
792 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
794 PR rtl-optimization/89313
795 * function.c (matching_constraint_num): New static function.
796 (match_asm_constraints_1): Use it. Fixup white space and comment.
797 Don't replace inputs with non-matching constraints which conflict
798 with early clobber outputs.
800 2019-03-27 Jeff Law <law@redhat.com>
803 PR rtl-optimization/87761
804 PR rtl-optimization/89826
805 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
807 (pass_cprop_hardreg::execute): Call df_analyze after adding the
808 note problem to get REG_DEAD/REG_UNUSED notes updated.
810 2019-03-27 Richard Biener <rguenther@suse.de>
812 PR tree-optimization/89463
813 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
814 queue edges to remove.
815 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
816 dead stmts. Delay edge removal until PHIs are removed to
817 make debug-stmt creation not confused by seemingly degenerate
820 2019-03-27 Alan Modra <amodra@gmail.com>
822 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
824 * config/rs6000/darwin.h: Likewise.
825 * config/rs6000/rs6000.c: Likewise.
827 2019-03-27 Alan Modra <amodra@gmail.com>
829 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
830 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
832 2019-03-26 Andrew Waterman <andrew@sifive.com>
833 Jim Wilson <jimw@sifive.com>
835 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
836 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
837 (generic_idivdi, generic_fmul_single, generic_fmul_double)
838 (generic_fdiv, generic_fsqrt): Add check for generic tune.
839 (generic_alu): Add auipc to type list.
840 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
841 (riscv_microarchitecture): Declare.
842 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
843 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
845 (riscv_microarchitecture): New.
846 (sifive_7_tune_info): New.
847 (riscv_cpu_info_table): Add microarchitecture value for rocket and
848 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
850 (riscv_store_data_bypass_p): New.
851 (riscv_option_override): Set riscv_microarchitecture from
852 cpu->microarchitecture.
853 * config/riscv/riscv.md: Include sifive-7.md.
856 (auipc<mode>): Change type to auipc.
857 (restore_stack_nonlocal): New.
858 * config/riscv/sifive-7.md: New.
859 * doc/invoke.texi (RISC-V Options): Update mtune docs.
861 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
864 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
865 Also process XEXP (src, 0) of a shift insn.
867 2019-03-26 Richard Biener <rguenther@suse.de>
869 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
870 (copy_debug_stmt): Likewise.
871 (expand_call_inline): Likewise.
872 (copy_bb): Avoid redundant lookup & set of gimple_block.
873 * gimple-low.c (lower_gimple_return): Likewise.
874 (lower_builtin_setjmp): Likewise.
876 2019-03-26 Jakub Jelinek <jakub@redhat.com>
878 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
879 is constant 0, turn into static const data member initialized to false.
880 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
881 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
883 2019-03-26 Jason Merrill <jason@redhat.com>
884 Jakub Jelinek <jakub@redhat.com>
886 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
888 (mem_alloc_description::release_object_overhead): Fix comment typos.
889 * hash-table.h (hash_table::~hash_table): Call
890 release_instance_overhead only if m_entries is non-NULL, otherwise
891 call unregister_descriptor.
893 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
895 PR tree-optimization/81740
896 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
897 In case of outer loop vectorization, check for backward dependence
898 at the inner loop if outer loop dependence is reversed.
900 2019-03-26 Alan Modra <amodra@gmail.com>
902 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
903 rs6000_vector_mem init. Correct wI and wJ comment.
905 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
907 PR rtl-optimization/88347
908 PR rtl-optimization/88423
909 * sched-deps.c (sched_analyze_insn): Take into account that for
910 tablejumps the barrier appears after a label and a jump_table_data.
912 2019-03-25 Martin Sebor <msebor@redhat.com>
915 * c-common.c (check_user_alignment): Rename local. Correct maximum
916 alignment in diagnostic. Avoid assuming argument fits in SHWI,
917 convert it to UHWI when it fits.
919 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
922 * dwarf2out.c (premark_used_variables): New function.
923 (prune_unused_types_walk): Do not mark not premarked external
925 (prune_unused_types): Call premark_used_variables.
927 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
929 PR rtl-optimization/89676
930 * lra-constraints.c (curr_insn_transform): Do match reload for
931 early clobbers when the match was successful only for different
934 2019-03-25 Martin Sebor <msebor@redhat.com>
936 * doc/extend.texi (Common Type Attributes): Document vector_size.
937 (Common Variable Attributes): Mention size constraint. Correct
939 (Vector Extensions): Use @dfn when defining bas type. Clarify
940 base type and size constraints.
942 2019-03-25 Richard Biener <rguenther@suse.de>
944 PR tree-optimization/89789
945 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
946 changes from non-undefined back to undefined.
948 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
950 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
951 heap string and a gc string, but since this variable is unknown to
952 ggc the gc string might get reused and corrupted. Fixed by always
955 2019-03-25 Richard Biener <rguenther@suse.de>
957 PR tree-optimization/89779
958 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
959 to remove IV defs, delay actual removal.
960 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
961 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
962 very end, properly also reset loop control IV information.
964 2019-03-25 Richard Biener <rguenther@suse.de>
966 PR tree-optimization/89802
967 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
968 move EH data to folded stmt.
970 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
972 * config/s390/s390-builtin-types.def: Remove few unused types and
973 fix sort order for others.
975 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
977 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
978 expected and found types with -mdebug during builtin matching.
980 2019-03-25 Richard Biener <rguenther@suse.de>
983 * fold-const.c (operand_equal_p): Revert last change with
986 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
988 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
989 notes for the result of the __tls_get_addr calls.
990 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
992 2019-03-24 Jeff Law <law@redhat.com>
994 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
996 PR rtl-optimization/87761
997 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
998 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
1000 (pass_cprop_hardreg::execute): Add df note problem and defer insn
1001 rescans. Reprocess blocks as needed, calling df_analyze before
1002 reprocessing. Always call df_analyze before fixing up debug bind
1005 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
1007 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
1010 2019-03-22 Andrew Pinski <apinski@marvell.com>
1012 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
1013 attrribute for uxtw.
1015 2019-03-26 Jeff Law <law@redhat.com>
1017 PR rtl-optimization/87761
1018 * config/mips/mips-protos.h (mips_split_move): Add new argument.
1019 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
1020 (mips_split_move): Accept new INSN argument. Try to forward SRC
1021 into the next instruction.
1022 (mips_split_move_insn): Pass INSN through to mips_split_move.
1024 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
1026 PR rtl-optimization/89676
1027 * lra-constraints.c (curr_insn_transform): Do match reload for
1028 early clobbers even if the match was successful.
1030 2019-03-22 Jakub Jelinek <jakub@redhat.com>
1033 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
1035 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
1037 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
1039 2019-03-22 Jakub Jelinek <jakub@redhat.com>
1041 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
1042 <avx512>_fmsub_<mode>_mask3<round_name>,
1043 <avx512>_fnmadd_<mode>_mask3<round_name>,
1044 <avx512>_fnmsub_<mode>_mask3<round_name>,
1045 avx512f_vmfmadd_<mode>_mask3<round_name>,
1046 avx512f_vmfmsub_<mode>_mask3<round_name>,
1047 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
1048 instead of register_operand and %v instead of v for match_operand 1.
1049 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
1050 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
1051 <round_nimm_predicate> instead of register_operand and %v instead of v
1052 for match_operand 1.
1054 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
1055 <avx512>_fmadd_<mode>_mask3<round_name>,
1056 <avx512>_fmsub_<mode>_mask<round_name>,
1057 <avx512>_fmsub_<mode>_mask3<round_name>,
1058 <avx512>_fnmadd_<mode>_mask<round_name>,
1059 <avx512>_fnmadd_<mode>_mask3<round_name>,
1060 <avx512>_fnmsub_<mode>_mask<round_name>,
1061 <avx512>_fnmsub_<mode>_mask3<round_name>,
1062 <avx512>_fmaddsub_<mode>_mask<round_name>,
1063 <avx512>_fmaddsub_<mode>_mask3<round_name>,
1064 <avx512>_fmsubadd_<mode>_mask<round_name>,
1065 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
1066 <round_nimm_predicate> instead of nonimmediate_operand.
1067 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
1068 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
1069 Use register_operand instead of <round_nimm_predicate> for the
1070 operand that needs to match output.
1071 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
1072 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
1073 Likewise. Formatting fixes.
1076 * config/i386/i386.c (enum ix86_builtins): Remove
1077 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
1078 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
1079 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
1080 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
1081 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
1082 __builtin_ia32_vfmsubss3_mask3): New builtins.
1083 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
1084 avx512f_vmfmadd_<mode>_mask3<round_name>,
1085 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
1086 *avx512f_vmfmsub_<mode>_mask<round_name>,
1087 avx512f_vmfmsub_<mode>_mask3<round_name>,
1088 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
1089 *avx512f_vmfnmadd_<mode>_mask<round_name>,
1090 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
1091 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
1092 *avx512f_vmfnmsub_<mode>_mask<round_name>,
1093 avx512f_vmfnmsub_<mode>_mask3<round_name>,
1094 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
1095 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
1096 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
1097 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
1098 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
1099 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
1100 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
1101 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
1102 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
1103 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
1104 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
1105 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
1106 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
1107 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
1108 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
1109 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
1110 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
1111 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
1112 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
1113 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
1114 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
1115 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
1117 2019-03-21 Martin Sebor <msebor@redhat.com>
1119 PR tree-optimization/89350
1120 * builtins.c (compute_objsize): Also ignore offsets whose upper
1122 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
1123 (builtin_memref::builtin_memref): Initialize new member.
1124 Allow EXPR to be null.
1125 (builtin_memref::extend_offset_range): Replace local with a member.
1126 Avoid assuming pointer offsets are unsigned.
1127 (builtin_memref::set_base_and_offset): Determine base object
1128 before computing offset range.
1129 (builtin_access::builtin_access): Handle memset.
1130 (builtin_access::generic_overlap): Replace local with a member.
1131 (builtin_access::strcat_overlap): Same.
1132 (builtin_access::overlap): Same.
1133 (maybe_diag_overlap): Same.
1134 (maybe_diag_access_bounds): Same.
1135 (wrestrict_dom_walker::check_call): Handle memset.
1136 (check_bounds_or_overlap): Same.
1138 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
1139 Jakub Jelinek <jakub@redhat.com>
1142 * tree.c (fld_type_variant, fld_incomplete_type_of,
1143 fld_process_array_type): Call fld->pset.add and don't call
1144 add_tree_to_fld_list if it returns true.
1145 (free_lang_data_in_type): Similarly with self-recursive call. Purge
1146 non-marked types from TYPE_NEXT_VARIANT list.
1147 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
1149 2019-03-21 Jakub Jelinek <jakub@redhat.com>
1151 * hash-table.h (hash_table): Add Lazy template parameter defaulted
1152 to false, if true, don't alloc_entries during construction, but defer
1153 it to the first method that needs m_entries allocated.
1154 (hash_table::hash_table, hash_table::~hash_table,
1155 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
1156 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
1157 hash_table::clear_slot, hash_table::traverse_noresize,
1158 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
1159 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
1161 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
1162 NO_INSERT instead of find_with_hash.
1163 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
1164 hash_set::m_table): Add Lazy to template params of hash_table.
1165 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
1166 * attribs.c (test_attribute_exclusions): Likewise.
1167 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
1168 hash_set. Add tests for hash_set with Lazy = true.
1170 2019-03-21 Richard Biener <rguenther@suse.de>
1172 PR tree-optimization/89779
1173 * tree.c (tree_nop_conversion): Consolidate and fix defensive
1174 checks with respect to released SSA names now having error_mark_node
1176 * fold-const.c (operand_equal_p): Likewise.
1178 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
1181 * config/s390/s390.c (global_not_special_regno_p): Move to make it
1183 (s390_optimize_register_info): Use global_not_special_regno_p to
1184 check for global regs.
1186 2019-03-20 Jakub Jelinek <jakub@redhat.com>
1189 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
1190 update this_alternative nor this_alternative_set.
1192 2019-03-19 Jim Wilson <jimw@sifive.com>
1195 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
1196 align, size, offset. Use them to handle a BLKmode reference. Update
1198 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
1200 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1202 PR rtl-optimization/89768
1203 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
1205 (unroll_loop_runtime_iterations): Likewise.
1207 2019-03-19 Martin Sebor <msebor@redhat.com>
1209 PR tree-optimization/89644
1210 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
1211 rather than endptr as an indicator of nul-termination.
1213 PR tree-optimization/89644
1214 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
1215 arrays in determining sequence sizes in strncpy and stpncpy.
1217 2019-03-19 Martin Liska <mliska@suse.cz>
1220 * predict.c (combine_predictions_for_bb): Empty likely_edges and
1221 unlikely_edges if there's an edge that belongs to both these sets.
1223 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
1226 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
1227 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
1228 go via a stack temporary.
1230 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1233 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
1234 instead of gen_rtx_SUBREG.
1235 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
1237 2019-03-19 Richard Biener <rguenther@suse.de>
1240 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
1242 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
1246 * tree.c (free_lang_data_in_decl): Do not free context of C++
1249 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1252 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
1253 subs for the first alternative except when operands[3] is 1.
1256 * gimplify.c (gimplify_asm_expr): For output argument with
1257 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
1260 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
1262 PR rtl-optimization/89753
1263 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
1264 explicit unrolling factor even more robust.
1266 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1269 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
1270 compensation use x2 += 1 instead of x2 -= -1 and when honoring
1271 signed zeros, do another copysign after the compensation.
1273 2019-03-18 Martin Sebor <msebor@redhat.com>
1275 PR tree-optimization/89720
1276 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
1277 more conservatively, the same as anti-range.
1279 2019-03-18 Richard Biener <rguenther@suse.de>
1282 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
1283 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
1284 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
1285 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
1287 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
1289 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
1290 Extend queue to 1024 entries.
1291 Add "consumed" field.
1292 (gomp_print_output): Remove print_index parameter.
1293 Add final parameter.
1294 Change limit to unsigned.
1295 Use consumed field to implement circular buffer.
1296 Detect interrupted print in final pass.
1297 Flush output at the end.
1298 (run): Update gomp_print_output usage.
1299 (main): Initialize kernargs->output_data.consumed.
1301 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
1303 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
1304 calculation of the minimum number of scalar iterations for
1305 fully-predicated loops.
1307 2019-03-18 Martin Jambor <mjambor@suse.cz>
1309 PR tree-optimization/89546
1310 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
1311 any propagation to its children took place.
1313 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
1316 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
1317 parameter, and make use of it.
1318 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
1320 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1322 * config/arc/arc.opt (mcode-density-frame): Get the inital value
1323 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
1324 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
1325 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
1326 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
1327 match what the ops is doing.
1328 (push_multi_fp_blink): Likewise.
1329 * config/arc/arc.c (arc_override_options): Enable enter/leave when
1330 compiling for size and elf target.
1331 (arc_save_callee_enter): Adjust note to match what enter/leave
1334 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1336 * config/arc/arc.md (tst_movb): Fix constraint.
1338 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1340 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
1342 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1344 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
1345 * config/arc/arc.c (arc_conditional_register_usage): Remove all
1346 reg_alloc_order references.
1347 (size_alloc_order): Define.
1348 (arc_adjust_reg_alloc_order): New function.
1349 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
1351 (ADJUST_REG_ALLOC_ORDER): Define.
1352 (HONOR_REG_ALLOC_ORDER): Likewise.
1354 2019-03-18 Richard Biener <rguenther@suse.de>
1357 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
1358 loads and stores a bit more.
1360 2019-03-18 Richard Biener <rguenther@suse.de>
1363 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
1364 load pessimization to stores as well.
1366 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
1369 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
1370 successor, use NULL as its av set.
1372 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
1374 PR rtl-optimization/89721
1375 * lra-constraints (invariant_p): Return false if side_effects_p holds.
1377 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
1380 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1381 When handling vec_extract, use modular arithmetic to allow
1382 constant selectors greater than vector length.
1383 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
1384 V1TImode vectors to have constant selector values greater than 0.
1385 Use modular arithmetic to compute vector index.
1386 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
1387 index for in-memory vectors. Correct code generation for
1388 in-register vectors.
1389 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
1392 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
1396 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
1399 2019-03-15 Jakub Jelinek <jakub@redhat.com>
1402 * tree.c (inchash::add_expr): Strip any location wrappers.
1403 * fold-const.c (operand_equal_p): Move stripping of location wrapper
1404 after hash verification.
1407 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
1408 SIGN_EXTEND and ZERO_EXTEND.
1410 2019-03-14 Jason Merrill <jason@redhat.com>
1411 Jakub Jelinek <jakub@redhat.com>
1413 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
1414 than if is_empty (*slot).
1415 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
1416 existing elt and for elt removal.
1417 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
1418 of already removed elt.
1420 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
1423 * config/i386/i386.c (remove_partial_avx_dependency): Handle
1426 2019-03-14 Martin Liska <mliska@suse.cz>
1429 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
1431 2019-03-14 Richard Biener <rguenther@suse.de>
1434 * config/i386/i386.c (make_resolver_func): Properly set
1435 DECL_CONTEXT on the RESULT_DECL.
1436 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
1438 2019-03-14 Richard Biener <rguenther@suse.de>
1440 * gimple-pretty-print.c: Include cfgloop.h.
1441 (dump_gimple_phi): Adjust.
1442 (dump_gimple_bb_header): Dump loop header for GIMPLE.
1443 (pp_cfg_jump): Adjust.
1444 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
1445 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
1446 (lower_phi_internal_fn): Remove.
1447 (verify_gimple_call): Remove IFN_PHI special-casing.
1448 (dump_function_to_file): Dump IL state.
1449 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
1450 done to deal with PHI nodes being present in non-SSA state.
1452 2019-03-14 Jakub Jelinek <jakub@redhat.com>
1455 * multiple_target.c (create_dispatcher_calls): Change
1456 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
1457 In the node->iterate_referring loop, push *ref rather than ref, call
1458 ref->remove_reference () and always pass 0 to iterate_referring.
1460 PR rtl-optimization/89679
1461 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
1462 would contain a paradoxical SUBREG.
1464 2019-03-14 Richard Biener <rguenther@suse.de>
1466 PR tree-optimization/89710
1467 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
1470 2019-03-14 Martin Liska <mliska@suse.cz>
1472 * coverage.c (coverage_begin_function): Stream also
1474 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
1475 documentation about function declaration location.
1476 * gcov-dump.c (tag_function): Print whole range
1477 of function declaration.
1478 * gcov.c (struct function_info): Add end_column field.
1479 (function_info::function_info): Initialize it.
1480 (output_json_intermediate_file): Output {start,end}_column
1482 (read_graph_file): Read end_column.
1484 2019-03-14 Richard Biener <rguenther@suse.de>
1487 * fold-const.c (operand_equal_p): For INDIRECT_REF check
1488 that the access types are similar.
1490 2019-03-14 Jakub Jelinek <jakub@redhat.com>
1492 PR tree-optimization/89703
1493 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
1494 aren't compatible also with builtin_decl_explicit. Check pure
1495 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
1496 and BUILT_IN_STPNCPY{,_CHK}.
1498 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
1501 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
1502 addr32 prefix to VSIB address for X32.
1503 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
1505 (*avx512pf_gatherpf<mode>df_mask): Likewise.
1506 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
1507 (*avx512pf_scatterpf<mode>df_mask): Likewise.
1508 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
1509 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
1510 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
1511 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
1512 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
1513 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
1514 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
1515 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
1516 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
1517 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
1518 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
1519 (*avx512f_scatterdi<mode>): Likewise.
1521 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
1524 * lra-constraints.c (inherit_in_ebb): Update
1525 potential_reload_hard_regs along with live_hard_regs.
1527 2019-03-13 Jakub Jelinek <jakub@redhat.com>
1530 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
1532 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
1534 2019-03-13 Martin Sebor <msebor@redhat.com>
1536 PR tree-optimization/89662
1537 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
1540 2019-03-13 Richard Biener <rguenther@suse.de>
1543 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
1544 throw FP expressions at tree-affine.
1546 2019-03-14 Richard Biener <rguenther@suse.de>
1548 * tree-pretty-print.c (dump_generic_node): For -gimple properly
1549 dump negative integer constants using _Literal (type) -num.
1551 2019-03-13 Jakub Jelinek <jakub@redhat.com>
1553 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
1554 nonlocal_value member.
1557 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
1558 (ipa_simd_modify_function_body): Handle PHIs.
1560 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
1562 * config/s390/s390.c (s390_option_override_internal): Use more
1563 aggressive inlining parameters.
1565 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
1567 * config/s390/3906.md: New file.
1568 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
1569 (LONGRUNNING_THRESHOLD): Remove.
1570 (MAX_SCHED_MIX_SCORE): Decrease.
1571 (MAX_SCHED_MIX_DISTANCE): Decrease.
1572 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
1573 (struct s390_sched_state): New struct to hold scheduling state.
1574 (S390_SCHED_STATE_NORMAL): Remove.
1575 (S390_SCHED_STATE_CRACKED): Remove.
1576 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
1577 (s390_get_sched_attrmask): Use new attribute.
1578 (s390_get_unit_mask): Use new units.
1579 (s390_is_fpd): New function.
1580 (s390_is_fxd): New function.
1581 (s390_is_longrunning): New function.
1582 (s390_sched_score): Use new functions.
1583 (s390_sched_reorder): Likewise.
1584 (s390_sched_variable_issue): Rework and use new functions.
1585 (s390_sched_init): Use new functions.
1586 * config/s390/s390.h (s390_tune_attr): Add z14.
1587 * config/s390/s390.md: Add z14.
1589 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
1591 * config/s390/2964.md: Update pipeline description.
1592 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
1593 (LONGRUNNING_THRESHOLD): Remove.
1594 (LATENCY_FACTOR): Remove.
1595 (s390_get_unit_mask): Add unit.
1596 (s390_sched_score): Use fxd/fpd.
1597 (s390_sched_variable_issue): Use fxd/fpd.
1599 2019-03-12 Martin Liska <mliska@suse.cz>
1601 * config/i386/i386.c: Reword an error message.
1603 2019-03-12 Martin Jambor <mjambor@suse.cz>
1605 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
1606 terminate with newline.
1608 2019-03-12 Jakub Jelinek <jakub@redhat.com>
1611 * config/s390/s390.md (tabort): Use %wd instead of
1612 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
1613 letters and periods.
1614 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
1615 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
1619 * builtins.c (expand_builtin_int_roundingfn,
1620 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
1621 gcc_unreachable if validate_arglist fails.
1623 2019-03-12 Richard Biener <rguenther@suse.de>
1625 PR tree-optimization/89664
1626 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
1627 free the occurance tree after the early out.
1629 2019-03-11 Jakub Jelinek <jakub@redhat.com>
1633 * vr-values.c (vr_values::update_value_range): If
1634 old_vr->varying_p (), don't update it, make new_vr also VARYING
1637 2019-03-11 Martin Liska <mliska@suse.cz>
1639 * config/aarch64/aarch64.c (aarch64_override_options_internal):
1640 Fix double string quoting.
1642 2019-03-11 Martin Liska <mliska@suse.cz>
1644 * collect-utils.c (collect_wait): Wrap apostrophes
1645 in gcc internal format with %'.
1646 * collect2.c (main): Likewise.
1647 (scan_prog_file): Likewise.
1648 (scan_libraries): Likewise.
1649 * config/i386/i386.c (ix86_expand_call): Likewise.
1650 (ix86_handle_interrupt_attribute): Likewise.
1651 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
1652 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
1653 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
1654 * lto-wrapper.c (find_crtoffloadtable): Likewise.
1655 * symtab.c (symtab_node::verify_base): Likewise.
1656 * tree-cfg.c (verify_gimple_label): Likewise.
1657 * tree.c (verify_type_variant): Likewise.
1659 2019-03-11 Martin Liska <mliska@suse.cz>
1661 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
1662 in a string format message and fix GNU coding style.
1663 (expand_builtin_set_thread_pointer): Likewise.
1664 * common/config/aarch64/aarch64-common.c
1665 (aarch64_rewrite_selected_cpu): Likewise.
1666 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
1667 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
1668 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
1669 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
1670 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
1671 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
1672 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
1673 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
1674 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
1675 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
1677 * common/config/riscv/riscv-common.c
1678 (riscv_subset_list::parsing_subset_version): Likewise.
1679 (riscv_subset_list::parse_std_ext): Likewise.
1680 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
1681 (riscv_subset_list::parse): Likewise.
1682 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
1683 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
1684 (aarch64_override_options_internal): Likewise.
1685 (aarch64_validate_mcpu): Likewise.
1686 (aarch64_validate_march): Likewise.
1687 (aarch64_validate_mtune): Likewise.
1688 (aarch64_override_options): Likewise.
1689 * config/alpha/alpha.c (alpha_option_override): Likewise.
1690 * config/arc/arc.c (arc_init): Likewise.
1691 (parse_mrgf_banked_regs_option): Likewise.
1692 (arc_override_options): Likewise.
1693 (arc_expand_builtin_aligned): Likewise.
1694 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
1695 (arm_expand_builtin): Likewise.
1696 * config/arm/arm.c (arm_option_check_internal): Likewise.
1697 (arm_configure_build_target): Likewise.
1698 (arm_option_override): Likewise.
1699 (arm_options_perform_arch_sanity_checks): Likewise.
1700 (arm_handle_cmse_nonsecure_entry): Likewise.
1701 (arm_handle_cmse_nonsecure_call): Likewise.
1702 (arm_tls_referenced_p): Likewise.
1703 (thumb1_expand_prologue): Likewise.
1704 * config/avr/avr.c (avr_option_override): Likewise.
1705 * config/bfin/bfin.c (bfin_option_override): Likewise.
1706 * config/c6x/c6x.c (c6x_option_override): Likewise.
1707 * config/cr16/cr16.c (cr16_override_options): Likewise.
1708 * config/cris/cris.c (cris_option_override): Likewise.
1709 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
1710 * config/darwin-c.c (macosx_version_as_macro): Likewise.
1711 * config/darwin.c (darwin_override_options): Likewise.
1712 * config/frv/frv.c (frv_expand_builtin): Likewise.
1713 * config/h8300/h8300.c (h8300_option_override): Likewise.
1714 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
1715 (ix86_option_override_internal): Likewise.
1716 (warn_once_call_ms2sysv_xlogues): Likewise.
1717 (ix86_expand_prologue): Likewise.
1718 (split_stack_prologue_scratch_regno): Likewise.
1719 (ix86_warn_parameter_passing_abi): Likewise.
1720 * config/ia64/ia64.c (fix_range): Likewise.
1721 * config/m68k/m68k.c (m68k_option_override): Likewise.
1722 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
1723 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
1724 (mips_set_compression_mode): Likewise.
1725 * config/mmix/mmix.c (mmix_option_override): Likewise.
1726 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
1727 * config/msp430/msp430.c (msp430_option_override): Likewise.
1728 * config/nds32/nds32.c (nds32_option_override): Likewise.
1729 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
1730 (nios2_option_override): Likewise.
1731 (nios2_expand_custom_builtin): Likewise.
1732 * config/nvptx/mkoffload.c (main): Likewise.
1733 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
1734 * config/pa/pa.c (fix_range): Likewise.
1735 (pa_option_override): Likewise.
1736 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
1737 (riscv_option_override): Likewise.
1738 * config/rl78/rl78.c (rl78_option_override): Likewise.
1739 * config/rs6000/aix61.h: Likewise.
1740 * config/rs6000/aix71.h: Likewise.
1741 * config/rs6000/aix72.h: Likewise.
1742 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
1743 * config/rs6000/freebsd64.h: Likewise.
1744 * config/rs6000/linux64.h: Likewise.
1745 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
1746 (rs6000_expand_zeroop_builtin): Likewise.
1747 (rs6000_expand_mtfsb_builtin): Likewise.
1748 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
1749 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
1750 (rs6000_invalid_builtin): Likewise.
1751 (rs6000_expand_split_stack_prologue): Likewise.
1752 * config/rs6000/rtems.h: Likewise.
1753 * config/rx/rx.c (valid_psw_flag): Likewise.
1754 (rx_expand_builtin): Likewise.
1755 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
1756 * config/s390/s390.c (s390_expand_builtin): Likewise.
1757 (s390_function_profiler): Likewise.
1758 (s390_option_override_internal): Likewise.
1759 (s390_option_override): Likewise.
1760 * config/sh/sh.c (sh_option_override): Likewise.
1761 (sh_builtin_saveregs): Likewise.
1762 (sh_fix_range): Likewise.
1763 * config/sh/vxworks.h: Likewise.
1764 * config/sparc/sparc.c (sparc_option_override): Likewise.
1765 * config/spu/spu.c (spu_option_override): Likewise.
1766 (fix_range): Likewise.
1767 * config/visium/visium.c (visium_option_override): Likewise.
1768 (visium_handle_interrupt_attr): Likewise.
1769 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
1770 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
1771 (dbg_cnt_process_opt): Likewise.
1772 * dwarf2out.c (output_dwarf_version): Likewise.
1773 * except.c (expand_eh_return): Likewise.
1774 * gcc.c (defined): Likewise.
1775 (driver_handle_option): Likewise.
1776 (process_command): Likewise.
1777 (compare_files): Likewise.
1778 (driver::prepare_infiles): Likewise.
1779 (driver::do_spec_on_infiles): Likewise.
1780 (driver::maybe_run_linker): Likewise.
1781 * omp-offload.c (oacc_parse_default_dims): Likewise.
1782 * opts-global.c (handle_common_deferred_options): Likewise.
1783 * opts.c (parse_sanitizer_options): Likewise.
1784 (common_handle_option): Likewise.
1785 (enable_warning_as_error): Likewise.
1786 * passes.c (enable_disable_pass): Likewise.
1787 * plugin.c (parse_plugin_arg_opt): Likewise.
1788 (default_plugin_dir_name): Likewise.
1789 * targhooks.c (default_expand_builtin_saveregs): Likewise.
1790 (default_pch_valid_p): Likewise.
1791 * toplev.c (init_asm_output): Likewise.
1792 (process_options): Likewise.
1793 (toplev::run_self_tests): Likewise.
1794 * tree-cfg.c (verify_gimple_call): Likewise.
1795 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
1796 (tree_inlinable_function_p): Likewise.
1797 * var-tracking.c (vt_find_locations): Likewise.
1799 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
1801 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
1802 only on the else branch.
1804 2019-03-11 Martin Liska <mliska@suse.cz>
1806 * gcov.c (output_intermediate_json_line): Print function
1808 (output_json_intermediate_file): Add new argument.
1809 * doc/gcov.texi: Document the change.
1811 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
1813 PR rtl-optimization/89588
1814 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
1815 explicit unrolling factor more robust.
1817 2019-03-11 Richard Biener <rguenther@suse.de>
1819 PR tree-optimization/89649
1820 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
1821 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
1822 on the prolog and epilog loops.
1823 (vect_loop_versioning): Return copy of loop.
1824 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
1825 on the non-vectorized version of the loop.
1827 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
1830 * config/i386/sse.md (*vec_extractv2di_0_sse):
1831 Add (=r,x) alternative and corresponding splitter.
1833 2019-03-10 Martin Jambor <mjambor@suse.cz>
1835 PR tree-optimization/85762
1836 PR tree-optimization/87008
1837 PR tree-optimization/85459
1838 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
1839 it points to if there is a type changing MEM_REF. Adjust all callers.
1840 (build_accesses_from_assign): Disable total scalarization if
1841 contains_vce_or_bfcref_p returns true through the new parameter, for
1844 2019-03-09 Jakub Jelinek <jakub@redhat.com>
1847 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
1848 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
1851 * common.opt (fdiagnostics-show-labels,
1852 fdiagnostics-show-line-numbers, fdiagnostics-format=,
1853 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
1854 gas-locview-support, ginline-points, ginternal-reset-location-views):
1855 Terminate description text with a dot.
1856 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
1857 * config/mcore/mcore.opt (m210, m340): Likewise.
1858 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
1859 mnops=): Start description text with a capital letter.
1860 * config/arc/arc.opt (msize-level=): Likewise.
1861 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
1862 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
1864 * config/ft32/ft32.opt (msim): Likewise.
1865 (mft32b, mcompress): Likewise. Terminate description text with a dot.
1866 (mnodiv, mnopm): Terminate description text with a dot.
1867 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
1869 * config/i386/i386.opt (prefer_vector_width, instrument_return):
1871 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
1874 PR rtl-optimization/89634
1875 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
1876 are modified in BB_END (e->src) instruction.
1878 2019-03-08 David Malcolm <dmalcolm@redhat.com>
1881 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
1882 messages more amenable to translation, and improve wording.
1884 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
1886 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
1887 ud- and du-chains between phases.
1889 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
1892 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
1893 instead of POLY_INT_CST.
1895 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
1897 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
1900 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
1905 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
1906 (_mm_storeu_si64): Ditto.
1908 2019-03-08 Martin Liska <mliska@suse.cz>
1911 * config/i386/i386.c (ix86_option_override_internal): Disable
1912 jump tables when retpolines are used.
1914 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
1917 * ipa-split.c (execute_split_functions): Do not split
1918 'noinline' or 'section' function.
1920 2019-03-08 Jakub Jelinek <jakub@redhat.com>
1923 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
1924 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
1925 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
1928 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
1929 from diagnostics. Formatting fixes.
1932 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
1933 warn_odr diagnostics.
1936 * lra-constraints.c (process_alt_operands): Avoid one space before
1937 " at the end of line and another after " on another line in a string
1939 * attribs.c (handle_dll_attribute): Likewise.
1940 * config/avr/avr-devices.c (avr_texinfo): Likewise.
1942 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
1943 warning_at or inform messages in G_() if there is no ?:.
1945 PR tree-optimization/89550
1946 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
1947 returned true. Formatting fixes.
1948 (expand_builtin_strnlen): Formatting fixes.
1949 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
1950 if warning_at returned true.
1951 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
1953 2019-03-08 Richard Biener <rguenther@suse.de>
1956 * cfgloop.h (struct loop): Add owned_clique field.
1957 * cfgloopmanip.c (copy_loop_info): Copy it.
1958 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
1960 * tree-inline.c (copy_loops): Remap owned_clique.
1961 * lto-streamer-in.c (input_cfg): Stream owned_clique.
1962 * lto-streamer-out.c (output_cfg): Likewise.
1964 2019-03-08 Jakub Jelinek <jakub@redhat.com>
1967 * config/darwin.c: Include intl.h.
1968 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
1969 composing the message out of two separate parts.
1971 2019-03-07 Jakub Jelinek <jakub@redhat.com>
1974 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
1975 doesn't start with a capital letter and doesn't end with a dot.
1976 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
1977 with a capital letter.
1978 (ix86_mangle_function_version_assembler_name): Likewise.
1979 (ix86_generate_version_dispatcher_body): Likewise.
1980 (fold_builtin_cpu): Likewise.
1981 (get_builtin_code_for_version): Likewise. Remove extraneous space.
1982 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
1983 translators, wrap full type name in %qs.
1985 PR translation/79999
1986 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
1987 depend clause with source (or sink) modifier.
1988 * omp-expand.c (expand_omp_ordered_sink): Likewise.
1991 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
1992 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
1993 (avx512f_load<mode>_mask): New define_expand.
1994 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
1995 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
1996 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
1997 __builtin_ia32_movess_mask): New builtins.
1998 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
1999 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
2000 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
2001 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
2003 2019-03-07 Martin Jambor <mjambor@suse.cz>
2006 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
2007 for extern inline functions.
2009 2019-03-07 Martin Jambor <mjambor@suse.cz>
2012 * cgraph.h (cgraph_node): New inline method former_thunk_p.
2013 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
2014 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
2015 have multiple callees. At the end check if declarations match as
2016 opposed to cgraph_nodes.
2018 2019-03-07 Martin Liska <mliska@suse.cz>
2020 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
2021 which is equivalent to searching for this in clones chain.
2022 * symtab.c (symtab_node::verify_base): Similarly compare ASM
2023 names with a neighbour and special case first node in a chain.
2025 2019-01-25 Jason Merrill <jason@redhat.com>
2027 PR c++/80916 - spurious "static but not defined" warning.
2028 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
2029 for an internal symbol with DECL_EXTERNAL.
2031 2019-04-07 Richard Biener <rguenther@suse.de>
2034 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
2035 * tree-inline.c (copy_loops): Simplify.
2037 2019-03-07 Martin Liska <mliska@suse.cz>
2039 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
2041 2019-03-07 Richard Biener <rguenther@suse.de>
2043 PR tree-optimization/89595
2044 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
2045 stmt iterator as reference, take boolean output parameter to
2046 indicate whether the stmt was removed and thus the iterator
2048 (dom_opt_dom_walker::before_dom_children): Re-iterate over
2049 stmts created by folding.
2051 2019-03-07 Jakub Jelinek <jakub@redhat.com>
2054 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
2057 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
2059 PR rtl-optimization/88845
2060 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
2062 * lra.c (remove_scratches_1): New function.
2063 (remove_scratches): Use it.
2064 (lra_emit_move): Likewise.
2066 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
2068 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
2069 unaligned_access variable.
2070 * config/arc/arc.c (arc_override_options): Set unaligned access
2071 default on for HS CPUs.
2072 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
2074 2019-03-06 Martin Liska <mliska@suse.cz>
2076 PR gcov-profile/89577
2077 * doc/gcov.texi: Prefer to use --coverage.
2078 * doc/sourcebuild.texi: Likewise.
2080 2019-03-02 Jason Merrill <jason@redhat.com>
2082 PR c++/86485 - -Wmaybe-unused with empty class ?:
2083 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
2085 2019-03-05 Jakub Jelinek <jakub@redhat.com>
2088 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
2092 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
2093 exactly one argument.
2095 2019-03-05 Jakub Jelinek <jakub@redhat.com>
2096 Richard Sandiford <richard.sandiford@arm.com>
2098 PR tree-optimization/89570
2099 * match.pd (vec_cond into cond_op simplification): Don't use
2100 get_conditional_internal_fn, use as_internal_fn (cond_op).
2102 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
2105 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
2106 to decide when to split off a non-zero offset from a symbol.
2107 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
2108 in function symbols.
2110 2019-03-05 Richard Biener <rguenther@suse.de>
2112 PR tree-optimization/89594
2113 * tree-if-conv.c (pass_if_conversion::execute): Handle
2114 case where .LOOP_VECTORIZED_FUNCTION was removed.
2116 2019-03-05 Jakub Jelinek <jakub@redhat.com>
2119 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
2120 instead alloca it only when needed with the needed size.
2122 PR tree-optimization/89570
2123 * match.pd (vec_cond into cond_op simplification): Guard with
2124 vectorized_internal_fn_supported_p test and #if GIMPLE.
2126 PR tree-optimization/89566
2127 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
2128 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
2129 Punt if get_user_idx_format succeeds, but idx_format argument is
2130 not provided or doesn't have pointer type, or if idx_args is above
2131 number of provided arguments.
2133 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
2135 PR tree-optimization/89437
2136 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
2138 2019-03-04 Richard Biener <rguenther@suse.de>
2141 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
2144 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
2146 PR tree-optimization/89487
2147 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
2148 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
2149 (distribute_loop): Don't do runtime alias check if there is non-
2150 addressable data reference.
2151 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
2152 is a register variable.
2154 2019-03-02 Jakub Jelinek <jakub@redhat.com>
2157 * config/arm/arm.md (cmpsi2_addneg): Use
2158 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
2159 If operands[2] is 0 or INT_MIN, force use of subs.
2160 (*compare_scc splitter): Use gen_int_mode.
2161 (*negscc): Likewise.
2162 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
2164 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
2165 Monk Chiang <sh.chiang04@gmail.com>
2167 * common/config/riscv/riscv-common.c: Include sstream.
2168 (riscv_subset_list::to_string): New.
2169 (riscv_arch_str): Likewise.
2170 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
2172 * config/riscv/riscv-protos.h (riscv_arch_str): New.
2173 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
2174 (riscv_emit_attribute): New.
2175 (riscv_file_start): Emit attribute if needed.
2176 (riscv_option_override): Init riscv_emit_attribute_p.
2177 * config/riscv/riscv.opt (mriscv-attribute): New option.
2178 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
2180 * doc/install.texi: Document --with-riscv-attribute.
2181 * doc/invoke.texi: Document -mriscv-attribute.
2183 * common/config/riscv/riscv-common.c:
2184 Include config/riscv/riscv-protos.h.
2185 (INCLUDE_STRING): Defined.
2186 (RISCV_DONT_CARE_VERSION): Defined.
2187 (riscv_subset_t): Declare.
2188 (riscv_subset_t::riscv_subset_t): New.
2189 (riscv_subset_list): Declare.
2190 (riscv_subset_list::riscv_subset_list): New.
2191 (riscv_subset_list::~riscv_subset_list): Likewise.
2192 (riscv_subset_list::parsing_subset_version): Likewise.
2193 (riscv_subset_list::parse_std_ext): Likewise.
2194 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
2195 (riscv_subset_list::add): Likewise.
2196 (riscv_subset_list::lookup): Likewise.
2197 (riscv_subset_list::xlen): Likewise.
2198 (riscv_subset_list::parse): Likewise.
2199 (riscv_supported_std_ext): Likewise.
2200 (current_subset_list): Likewise.
2201 (riscv_parse_arch_string): Using riscv_subset_list::parse to
2204 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
2206 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
2207 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
2208 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
2210 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
2212 PR rtl-optimization/85899
2213 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
2214 fallthru edges leading to the exit block.
2216 2019-03-01 Tamar Christina <tamar.christina@arm.com>
2219 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
2220 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
2222 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
2224 PR tree-optimization/89535
2225 * tree-vect-stmts.c (vectorizable_call): Record the vector types
2226 for each operand. Calculate the fallback choice for mask operands
2227 and pass it to vect_get_vec_def_for_operand.
2229 2019-03-01 Richard Biener <rguenther@suse.de>
2232 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
2233 get virtual operands.
2234 (get_expr_operands): Handle CONST_DECL like other decls.
2236 2019-03-01 Jakub Jelinek <jakub@redhat.com>
2239 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
2240 on DECL_P and EXPR_P.
2242 2019-03-01 Richard Biener <rguenther@suse.de>
2245 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
2246 argument, defaulted to zero.
2247 * passes.c (execute_function_todo): Pass down SSA update flags
2248 to cleanup_tree_cfg.
2249 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
2250 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
2252 (cleanup_tree_cfg): Get and pass down SSA update flags.
2254 2019-03-01 Jakub Jelinek <jakub@redhat.com>
2257 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
2258 early_lto_debug argument.
2260 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
2262 PR tree-optimization/89536
2263 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
2264 only whether bit #0 of the value is 0 instead of the entire value.
2266 2019-02-28 Marek Polacek <polacek@redhat.com>
2268 PR c++/87068 - missing diagnostic with fallthrough statement.
2269 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
2270 at the end of a seq, save its location to walk_stmt_info.
2271 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
2274 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
2277 * tree.c (find_atomic_core_type): Move ahead in file.
2278 (check_base_type): Correctly compare alignments of atomic types.
2280 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
2283 * config/i386/i386.c (get_builtin_code_for_version): Identify
2284 Westmere from PCLMUL, instead of AES.
2286 2019-02-28 Jakub Jelinek <jakub@redhat.com>
2289 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
2290 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
2293 2019-02-28 Tamar Christina <tamar.christina@arm.com>
2296 * config/aarch64/aarch64-option-extensions.def: Document it.
2297 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
2300 2019-02-28 Jakub Jelinek <jakub@redhat.com>
2303 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
2304 builtins if they don't have a single scalar floating point argument.
2307 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
2309 PR rtl-optimization/89490
2310 * varasm.c (get_block_for_section): Bail out for mergeable sections.
2311 (default_use_anchors_for_symbol_p, output_object_block): Assert the
2312 block section is not mergeable.
2314 2019-02-27 Jakub Jelinek <jakub@redhat.com>
2317 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
2318 old define_insn to ...
2319 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
2320 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
2321 Rename old define_insn to ...
2322 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
2323 (thumb2_casesi_internal_pic): New define_expand. Rename old
2325 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
2326 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
2327 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
2329 2019-02-27 Richard Biener <rguenther@suse.de>
2332 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
2334 2019-02-27 Richard Biener <rguenther@suse.de>
2336 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
2339 2019-02-27 Richard Biener <rguenther@suse.de>
2342 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
2343 parameter, prefix section name with .gnu.debuglto_ if true.
2344 (dwarf2out_finish): Pass false to output_comdat_type_unit.
2345 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
2347 2019-02-27 Richard Biener <rguenther@suse.de>
2350 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
2351 rather than on use_debug_types, doing what output_die does.
2352 (value_format): Likewise.
2354 2019-02-27 Martin Jambor <mjambor@suse.cz>
2355 Martin Sebor <msebor@redhat.com>
2357 * doc/invoke.texi (Warning Options): Reword description of
2358 -Wno-absolute-value.
2360 2019-02-27 Jakub Jelinek <jakub@redhat.com>
2362 PR tree-optimization/89280
2363 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
2364 builtin_setjmp_setup_bb): New functions.
2365 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
2366 When visiting __builtin_setjmp_setup block, queue in special
2367 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
2368 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
2369 from visited after the loop if they don't have any visited successor
2372 2018-02-26 Steve Ellcey <sellcey@marvell.com>
2374 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
2376 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
2378 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2381 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
2382 with types other than sizetype/ssizetype.
2384 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
2386 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
2387 (enum sparc_processor_type): ...this.
2388 (enum sparc_code_model_type): New enumeration type.
2389 (enum sparc_memory_model_type): Tweak comments.
2390 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
2392 (mcmodel): Use sparc_code_model enumeration and variable.
2393 (sparc_code_model): New enumeration.
2394 (mdebug): Add Undocumented marker.
2395 * config/sparc/sparc.h (enum cmodel): Delete.
2396 (sparc_cmodel): Likewise.
2397 (TARGET_CM_MEDLOW): Adjust to above renaming.
2398 (TARGET_CM_MEDMID): Likewise.
2399 (TARGET_CM_MEDANY): Likewise.
2400 (TARGET_CM_EMBMEDANY): Likewise.
2401 * config/sparc/sparc.c (sparc_cmodel): Delete.
2402 (sparc_option_override): Remove string/value mapping support for the
2403 code model. Move code and memory model support to after the handling
2404 of target flags. Do private machine setup last.
2405 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
2406 (sparc_legitimize_reload_address): Likewise.
2407 (sparc_output_mi_thunk): Likewise.
2408 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
2410 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2412 PR tree-optimization/89500
2413 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
2414 (handle_builtin_strlen): Remove noncst_bound variable. Always
2415 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
2416 cst if the first cst bytes starting at x are known to be non-zero,
2417 even if the string is not zero terminated. Don't try to modify
2418 *si for strnlen. Update strlen_to_stridx only for strlen or if
2419 we can prove strnlen returns the same value as strlen would.
2421 2019-02-26 Martin Liska <mliska@suse.cz>
2423 * alloc-pool.h (struct pool_usage): Remove extra
2425 * bitmap.h (struct bitmap_usage): Likewise.
2426 * ggc-common.c (struct ggc_usage): Likewise.
2427 * mem-stats.h (struct mem_usage): Likewise.
2428 (mem_alloc_description::dump): Print dash lines
2429 here and repeat header at the end of a table report.
2430 It's then more readable.
2431 * tree-phinodes.c (phinodes_print_statistics): Make
2432 horizontal alignment.
2433 * tree-ssanames.c (ssanames_print_statistics): Likewise.
2434 * vec.c (struct vec_usage): Remove extra print_dash_line.
2435 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
2437 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
2439 * doc/extend.texi (__builtin_object_size):
2440 Use @pxref instead of @xref inside parenthesis.
2441 (__builtin_has_attribute): Add missing comma after @xref.
2442 (__builtin_object_size): Ditto.
2443 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
2444 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
2447 2019-02-26 Jeff Law <law@redhat.com>
2449 PR rtl-optimization/87761
2450 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
2451 detect obviously dead insns and delete them.
2453 2019-02-26 Richard Biener <rguenther@suse.de>
2455 PR tree-optimization/89505
2456 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
2457 to handle restrict pointed-to vars with multiple subvars
2460 2019-02-26 Richard Biener <rguenther@suse.de>
2462 PR tree-optimization/89489
2463 * tree-parloops.c (create_loop_fn): Copy over last_clique.
2465 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
2467 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
2468 and move around comment.
2469 <BIT_AND_EXPR>: Likewise.
2470 <BIT_NOT_EXPR>: Add specific handling for boolean types.
2472 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2475 * config/i386/i386.c (remove_partial_avx_dependency): Call
2476 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
2477 after changing possibly many instructions to use that pseudo. Fix up
2478 insertion of v4sf_const0 setter at the start of bb.
2480 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
2483 * doc/extend.texi (Variadic Pointer Args): New section.
2485 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
2486 Martin Sebor <msebor@gmail.com>
2488 * common.opt (Wattribute-alias): Likewise.
2489 * doc/invoke.texi (Option Summary): List general form of
2490 -Wattribute-alias=. List positive form of -Wmissing-attributes.
2491 (-Wmissing-attributes): Invert entry, rewrite and correct default.
2492 Add cross-references.
2493 (-Wattribute-alias): Rewrite and correct default. Mention
2494 considered attributes (same as for -Wmissing-attributes).
2496 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
2498 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
2499 (_mm_cvtpd_ps): Likewise.
2500 (_mm_cvttpd_epi32): Likewise.
2503 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
2504 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
2507 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
2509 2019-02-25 Tamar Christina <tamar.christina@arm.com>
2512 * common/config/aarch64/aarch64-common.c
2513 (struct aarch64_option_extension): Add is_synthetic.
2514 (all_extensions): Use it.
2515 (TARGET_OPTION_INIT_STRUCT): Define hook.
2516 (struct gcc_targetm_common): Moved to end.
2517 (all_extensions_by_on): New.
2518 (opt_ext_cmp, typedef opt_ext): New.
2519 (aarch64_option_init_struct): New.
2520 (aarch64_contains_opt): New.
2521 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
2522 * config/aarch64/aarch64-option-extensions.def
2523 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
2524 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
2525 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
2526 Set is_synthetic to false.
2527 (crypto): Set is_synthetic to true.
2528 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
2531 2019-02-25 Tamar Christina <tamar.christina@arm.com>
2533 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
2534 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
2535 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
2536 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
2537 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
2538 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
2539 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
2540 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
2542 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
2543 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
2544 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
2545 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
2546 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
2547 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
2548 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
2549 vfmlsl_laneq_high_f16): ... To this.
2550 * config/arm/neon.md: Update comments.
2552 2019-02-25 Tamar Christina <tamar.christina@arm.com>
2554 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
2555 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
2556 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
2557 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
2558 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
2559 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
2560 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
2561 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
2563 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
2564 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
2565 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
2566 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
2567 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
2568 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
2569 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
2570 vfmlslq_laneq_high_f16): ... To this.
2572 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
2574 PR rtl-optimization/86096
2575 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
2576 comparing mw_order values.
2578 2019-02-25 Jakub Jelinek <jakub@redhat.com>
2581 * config/arm/arm.md (*subsi3_carryin_const): Use
2582 arm_neg_immediate_operand predicate instead of
2583 arm_not_immediate_operand, "L" constraint instead of "K" and
2584 print it using %n2 instead of %B2.
2585 (*subsi3_carryin_const0): New define_insn.
2586 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
2587 instead of arm_not_operand and "I" constraint instead of "K" and
2588 print it using %n3 instead of %B2. Instead of using match_dup 2 add
2589 another match_operand and in the condition check that it is negation
2591 (*subsi3_carryin_compare_const0): New define_ins.
2592 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
2593 *subsi3_carryin_const.
2594 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
2595 split into *subsi3_carryin_compare_const0 if the highpart is zero.
2598 * config/arm.vfp.md (*negdf2_vfp): Use
2599 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
2600 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
2602 2019-02-24 Jakub Jelinek <jakub@redhat.com>
2604 PR rtl-optimization/89445
2605 * simplify-rtx.c (simplify_ternary_operation): Don't use
2606 simplify_merge_mask on operands that may trap.
2607 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
2608 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
2609 second operand is CONST_VECTOR, check if any element could be zero.
2610 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
2611 their operands can trap.
2613 2019-02-23 Martin Sebor <msebor@redhat.com>
2615 * gimple-ssa-sprintf.c (target_strtol): Rename...
2616 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
2617 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
2618 check for range error.
2620 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
2623 * opts-common.c (prune_options): Also prune joined switches
2624 with Negative and RejectNegative.
2625 * config/i386/i386.opt (march=): Add Negative(march=).
2626 (mtune=): Add Negative(mtune=).
2627 * doc/options.texi: Document Negative used together with Joined
2630 2019-02-22 Martin Sebor <msebor@redhat.com>
2632 * doc/extend.texi (Other Builtins): Add
2633 __builtin_is_constant_evaluated.
2635 2019-02-22 Richard Biener <rguenther@suse.de>
2637 PR tree-optimization/87609
2638 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
2640 2019-02-22 Jeff Law <law@redhat.com>
2642 PR rtl-optimization/87761
2643 * config/mips/mips.md: Add new combiner pattern to recognize
2644 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
2646 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
2649 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
2650 destination register in peepholes generating patterns for ADDS/SUBS.
2651 (add<mode>3_compare0,
2652 *addsi3_compare0_uxtw, add<mode>3_compareC,
2653 add<mode>3_compareV_imm, add<mode>3_compareV,
2654 *adds_<optab><ALLX:mode>_<GPI:mode>,
2655 *subs_<optab><ALLX:mode>_<GPI:mode>,
2656 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
2657 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
2658 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
2659 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
2660 sub<mode>3_compare1): Allow stack pointer for source register.
2661 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
2663 2019-02-22 Martin Sebor <msebor@redhat.com>
2665 PR tree-optimization/88993
2666 PR tree-optimization/88853
2667 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
2669 (sprintf_dom_walker::call_info::is_string_func): New helper.
2670 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
2671 for formatted string functions.
2672 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
2674 2019-02-22 Martin Sebor <msebor@redhat.com>
2677 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
2678 unreachable subexpressions.
2680 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
2681 Hongtao Liu <hongtao.liu@intel.com>
2682 Sunil K Pandey <sunil.k.pandey@intel.com>
2685 * config/i386/i386-passes.def: Add
2686 pass_remove_partial_avx_dependency.
2687 * config/i386/i386-protos.h
2688 (make_pass_remove_partial_avx_dependency): New.
2689 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
2691 (pass_data_remove_partial_avx_dependency): New.
2692 (pass_remove_partial_avx_dependency): Likewise.
2693 (make_pass_remove_partial_avx_dependency): Likewise.
2694 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
2695 (*extendsfdf2): Add avx_partial_xmm_update.
2696 (truncdfsf2): Likewise.
2697 (*float<SWI48:mode><MODEF:mode>2): Likewise.
2698 (SF/DF conversion splitters): Disabled for TARGET_AVX.
2700 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
2703 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
2706 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
2709 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
2710 (PTA_SKYLAKE): Add PTA_AES.
2711 (PTA_GOLDMONT): Likewise.
2713 2019-02-22 Sudakshina Das <sudi.das@arm.com>
2715 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
2716 instruction if enabled.
2717 (aarch64_override_options): Remove reference to return address key.
2719 2019-02-22 Richard Biener <rguenther@suse.de>
2721 PR tree-optimization/89440
2722 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
2723 not necessary assert.
2725 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
2728 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
2729 (oacc_replace_fn_attrib_attr): ... this new function.
2730 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
2731 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
2733 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2735 * config/arm/arm-cpus.in (ares): Rename to...
2736 (neoverse-n1): ... This. Add ares as alias.
2737 * config/arm/arm-tables.opt: Regenerate.
2738 * config/arm/arm-tune.md: Likewise.
2739 * doc/invoke.txt (ARM Options): Document neoverse-n1.
2741 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2743 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
2744 * config/aarch64/aarch64-tune.md: Regenerate.
2745 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
2747 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2749 * config/aarch64/aarch64.c (ares_tunings): Rename to...
2750 (neoversen1_tunings): ... This.
2751 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
2752 (neoverse-n1): New CPU.
2753 * config/aarch64/aarch64-tune.md: Regenerate.
2754 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
2756 2019-02-22 Richard Biener <rguenther@suse.de>
2759 * cfghooks.h (dependence_hash): New typedef.
2760 (struct copy_bb_data): New type.
2761 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
2762 (duplicate_block): Likewise.
2763 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
2764 (copy_bbs): Create and pass down copy_bb_data.
2765 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
2766 (rtl_duplicate_bb): Likewise.
2767 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
2768 remap dependence info.
2770 2019-02-22 Richard Biener <rguenther@suse.de>
2772 PR tree-optimization/87609
2773 * tree-core.h (tree_base): Document special clique values.
2774 * tree-inline.c (remap_dependence_clique): Do not use the
2775 special clique value of one.
2776 (maybe_set_dependence_info): Use clique one.
2777 (clear_dependence_clique): New callback.
2778 (compute_dependence_clique): Clear clique one from all refs
2779 before assigning it (again).
2781 2019-02-21 Martin Sebor <msebor@redhat.com>
2783 * doc/extend.texi (__clear_cache): Correct signature.
2785 2019-02-21 Ian Lance Taylor <iant@golang.org>
2788 * varasm.c (decode_addr_const): Call lookup_constant_def rather
2789 than output_constant_def.
2790 (add_constant_to_table): New static function.
2791 (output_constant_def): Call add_constant_to_table.
2792 (tree_output_constant_def): Likewise.
2794 2019-02-21 Jakub Jelinek <jakub@redhat.com>
2797 * builtins.c (fold_builtin_arith_overflow): If first two args are
2798 INTEGER_CSTs, set intres and ovfres to constants rather than calls
2801 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
2804 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
2805 error for -mindirect-branch/-mfunction-return with incompatible
2808 2019-02-21 Jakub Jelinek <jakub@redhat.com>
2811 * constraints.md (q): Remove.
2812 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
2815 2019-02-21 Martin Jambor <mjambor@suse.cz>
2818 * omp-general.c (omp_extract_for_data): Removed a duplicate call
2819 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
2820 (omp_adjust_for_condition): ...here. Added necessary parameters.
2821 * omp-general.h (omp_adjust_for_condition): Updated declaration.
2822 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
2823 proper values to new parameters of omp_adjust_for_condition.
2825 2019-02-20 Jakub Jelinek <jakub@redhat.com>
2828 * expr.c (expand_assignment): If result is a MEM, use change_address
2829 instead of simplify_gen_subreg.
2831 2019-02-20 Jakub Jelinek <jakub@redhat.com>
2832 David Malcolm <dmalcolm@redhat.com>
2835 * fold-const.c (decode_field_reference): Return NULL_TREE if
2836 lang_hooks.types.type_for_size returns NULL. Check it before
2837 overwriting *exp_. Use return NULL_TREE instead of return 0.
2839 2019-02-20 Jakub Jelinek <jakub@redhat.com>
2843 * toplev.c (do_compile): Double the emin/emax exponents to workaround
2846 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
2849 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
2850 TARGET_SSE in addition to TARGET_SSE_MATH.
2852 (ix86_excess_precision): Ditto.
2853 (ix86_float_exceptions_rounding_supported_p): Ditto.
2854 (use_rsqrt_p): Ditto.
2855 * config/i386/sse.md (rsqrt<mode>2): Ditto.
2857 2019-02-20 David Malcolm <dmalcolm@redhat.com>
2860 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
2861 linenum_arith_t when determining if two adjacent line spans are
2862 close enough to merge.
2863 (diagnostic_show_locus): Use linenum_arith_t when iterating over
2864 lines within each line_span.
2866 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
2869 * lra-constraints.c(uses_hard_regs_p): Fix handling of
2870 paradoxical SUBREGS.
2872 2019-02-20 Li Jia He <helijia@linux.ibm.com>
2875 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
2876 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
2877 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
2880 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
2882 * config/gcn/gcn.c (print_operand): Fix typo.
2884 2019-02-19 Richard Biener <rguenther@suse.de>
2887 * toplev.c (do_compile): Initialize mpfr's exponent range
2888 based on available float modes.
2890 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
2892 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
2893 as long as the epilogue isn't completed.
2895 2019-02-18 Martin Sebor <msebor@redhat.com>
2897 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
2898 __has_cpp_attribute, and __has_include.
2900 2019-02-18 Martin Sebor <msebor@redhat.com>
2902 * doc/invoke.texi (-Wreturn-type): Correct and expand.
2904 2019-02-18 Martin Sebor <msebor@redhat.com>
2907 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
2909 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
2911 2019-02-18 Richard Biener <rguenther@suse.de>
2913 PR tree-optimization/89296
2914 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
2915 of no-warning flag to cases that might emit the bogus warning.
2917 2019-02-18 Jakub Jelinek <jakub@redhat.com>
2920 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
2922 * config/arm/vfp.md (*movdi_vfp): Likewise.
2923 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
2924 "q" constraint for operands[0].
2927 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
2928 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
2929 pattern in a temporary buffer.
2930 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
2931 than 64-operands[2].
2934 * config/s390/s390.c (s390_indirect_branch_attrvalue,
2935 s390_indirect_branch_settings): Define unconditionally.
2936 (s390_set_current_function): Likewise, but guard the whole body except
2937 the s390_indirect_branch_settings call with
2938 #if S390_USE_TARGET_ATTRIBUTE.
2939 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
2941 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
2942 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
2943 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
2944 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
2945 HOST_WIDE_INT_1U instead of 1ULL.
2946 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
2947 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
2948 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
2949 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
2951 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
2954 2019-02-18 Martin Jambor <mjambor@suse.cz>
2956 PR tree-optimization/89209
2957 * tree-sra.c (create_access_replacement): New optional parameter
2958 reg_tree. Use it as a type if non-NULL and access type is not of
2960 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
2961 to create_access_replacement.
2962 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
2963 Check lacc is non-NULL before attempting to re-create it on the RHS.
2965 2019-02-18 Martin Liska <mliska@suse.cz>
2968 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
2970 (symbol_table::free_edge): Recycle m_summary_id.
2971 * cgraph.h (get_summary_id): New.
2972 (symbol_table::release_symbol): Set m_summary_id to -1
2974 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
2975 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
2976 function_summary to fast_function_summary.
2977 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
2978 * ipa-pure-const.c (class funct_state_summary_t):
2979 Switch from function_summary to fast_function_summary.
2980 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
2981 (class ipa_ref_opt_summary_t): Switch from function_summary
2982 to fast_function_summary.
2983 * symbol-summary.h (class function_summary_base): New class
2984 that is created from base of former function_summary.
2985 (function_summary_base::unregister_hooks): New.
2986 (class function_summary): Inherit from function_summary_base.
2987 (class call_summary_base): New class
2988 that is created from base of former call_summary.
2989 (class call_summary): Inherit from call_summary_base.
2990 (struct is_same): New.
2991 (class fast_function_summary): New summary class.
2992 (class fast_call_summary): New summary class.
2993 * vec.h (vec_safe_grow_cleared): New function.
2995 2019-02-18 Martin Liska <mliska@suse.cz>
2997 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
2998 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
2999 * doc/tm.texi: Document new target hook.
3000 * doc/tm.texi.in: Likewise.
3001 * target.def: Add new target macro.
3002 * gcc.c (find_fortran_preinclude_file): Do not search multilib
3005 2019-02-17 Alan Modra <amodra@gmail.com>
3008 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
3009 output reg on add insn.
3010 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
3012 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
3015 * config/i386/sse.md (ssedoublemode): Remove V4HI.
3016 (PMULHRSW): Likewise.
3017 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
3019 (ssse3_pmulhrswv4hi3): New expander.
3021 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
3023 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
3024 MMX. Add isa attribute.
3026 2019-02-16 Jakub Jelinek <jakub@redhat.com>
3028 PR rtl-optimization/66152
3029 * builtins.h (c_readstr): Declare.
3030 * builtins.c (c_readstr): Remove forward declaration. Add
3031 null_terminated_p argument, if false, read all bytes from the
3032 string instead of stopping after '\0'.
3033 * expr.c (string_cst_read_str): New function.
3034 (store_expr): Use string_cst_read_str instead of
3035 builtin_strncpy_read_str. Try to store by pieces the whole
3036 exp_len first, and only if that fails, split it up into
3037 store by pieces followed by clear_storage. Formatting fix.
3039 * config/i386/i386.md (*movqi_internal): Remove static from
3040 buf variable. Use output_asm_insn (buf, operands); return "";
3041 instead of return buf;.
3042 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
3043 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
3044 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
3046 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
3048 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
3049 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
3050 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
3051 (CC1_SPEC): Likewise.
3052 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
3054 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
3056 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
3057 the base address on 64-bit strict-alignment platforms.
3059 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
3061 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
3063 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
3065 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
3067 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
3069 PR rtl-optimization/88308
3070 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
3071 on copied instruction.
3073 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
3075 * final.c (insn_current_reference_address): Replace test on JUMP_P
3076 with test on jump_to_label_p.
3077 * config/visium/visium-passes.def: New file.
3078 * config/visium/t-visium (PASSES_EXTRA): Define.
3079 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
3080 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
3081 (TRAMPOLINE_ALIGNMENT): Define.
3082 * config/visium/visium.c (visium_option_override): Do not register
3083 the machine-specific reorg pass here.
3084 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
3086 (output_branch): Adjust threshold for long branch instruction.
3087 * config/visium/visium.md (cpu): Move around.
3088 (length): Adjust for the GR6.
3090 2019-02-15 Richard Biener <rguenther@suse.de>
3091 Jakub Jelinek <jakub@redhat.com>
3093 PR tree-optimization/89278
3094 * tree-loop-distribution.c: Include tree-eh.h.
3095 (generate_memset_builtin, generate_memcpy_builtin): Call
3096 rewrite_to_non_trapping_overflow on builtin->size before passing it
3097 to force_gimple_operand_gsi.
3099 2019-02-15 Jakub Jelinek <jakub@redhat.com>
3102 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
3104 * opth-gen.awk: Likewise.
3106 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
3108 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
3109 Enable MMX, SSE and SSE2 by default.
3110 * config/i386/i386.c (ix86_option_override_internal): Do not
3111 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
3113 2019-02-14 Jakub Jelinek <jakub@redhat.com>
3115 PR rtl-optimization/89354
3116 * combine.c (make_extraction): Punt if extraction_mode is narrower
3119 2019-02-14 Maya Rashish <coypu@sdf.org>
3121 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
3122 * config/netbsd-d.c: New file.
3123 * config/t-netbsd: Add netbsd-d.o
3125 2018-02-14 Steve Ellcey <sellcey@marvell.com>
3127 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
3128 affects_type_identity to true for aarch64_vector_pcs.
3129 (aarch64_comp_type_attributes): New function.
3130 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
3132 2019-02-14 Tamar Christina <tamar.christina@arm.com>
3135 * config/arm/iterators.md (ANY64): Add V4HF.
3137 2019-02-14 Martin Liska <mliska@suse.cz>
3139 PR rtl-optimization/89242
3140 * dce.c (delete_unmarked_insns): Call free_dominance_info we
3141 process a transformation.
3143 2019-02-14 Jakub Jelinek <jakub@redhat.com>
3145 PR tree-optimization/89314
3146 * fold-const.c (fold_binary_loc): Cast strlen argument to
3147 const char * before dereferencing it. Formatting fixes.
3150 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
3152 2019-02-13 Ian Lance Taylor <iant@golang.org>
3154 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
3155 and set current index for other optimizations.
3157 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
3159 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
3160 nonimmediate_operand as operand 2 predicate.
3161 (vec_set<VF2_512_256:mode>_0): Ditto.
3162 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
3163 (*vec_concatv2si): Remove alternative 2.
3164 (*vec_concatv4si_0): Use vm constraint for alternative 0.
3165 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
3166 (vec_concatv2di): Split alternatives 4,5,6 to ...
3167 (*vec_concatv2di_0) ... new pattern.
3169 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
3172 * config/arm/arm.c (ldm_stm_operation_p) Set
3173 addr_reg_in_reglist correctly for first register.
3174 (load_multiple_sequence): Remove dead base check.
3175 (gen_ldm_seq): Correctly set write_back for Thumb-1.
3177 2019-02-13 Tamar Christina <tamar.christina@arm.com>
3180 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
3181 Expose as @aarch64_pred_mov.
3182 * config/aarch64/aarch64.c (aarch64_classify_address):
3183 Use expand_insn which legitimizes operands.
3185 2019-02-13 Martin Liska <mliska@suse.cz>
3187 * builtins.h (expand_builtin_with_bounds): Remove declaration.
3188 * calls.c (struct arg_data): Remove special_slot, pointer_arg
3189 and pointer_offset fields.
3190 (initialize_argument_information): Remove usage of dead
3192 * cgraph.h (struct cgraph_thunk_info): Remove
3193 add_pointer_bounds_args.
3194 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
3196 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
3198 * config/i386/i386.c (ix86_function_arg_advance): Remove
3200 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
3201 (def_builtin): Remove usage of dead
3203 (ix86_add_new_builtins): Likewise.
3204 * ipa-fnsummary.c (compute_fn_summary): Likewise.
3205 * ipa-icf.c (sem_function::equals_wpa): Likewise.
3206 (sem_function::init): Likewise.
3207 (sem_variable::merge): Likewise.
3208 * ipa-visibility.c (function_and_variable_visibility): Likewise.
3209 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
3210 * lto-cgraph.c (lto_output_node): Likewise.
3211 (lto_output_varpool_node): Likewise.
3212 (input_node): Likewise.
3213 (input_varpool_node): Likewise.
3214 * lto-streamer-out.c (lto_output): Likewise.
3215 * tree-inline.c (expand_call_inline): Remove usage of
3217 * tree-inline.h (struct copy_body_data): Likewise.
3218 * varpool.c (varpool_node::dump): Likewise.
3220 2019-02-13 Jakub Jelinek <jakub@redhat.com>
3223 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
3224 into pt->vars_contains_escaped_heap instead of setting
3225 pt->vars_contains_escaped_heap to it.
3228 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
3229 INTVAL (size), compare it to GET_MODE_MASK instead of
3230 1 << GET_MODE_BITSIZE.
3233 * config/i386/predicates.md (x86_64_immediate_operand): Allow
3234 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
3237 2019-02-13 Martin Liska <mliska@suse.cz>
3240 * cfgrtl.c (remove_barriers_from_footer): New function.
3241 (try_redirect_by_replacing_jump): Use it.
3242 (cfg_layout_redirect_edge_and_branch): Likewise.
3244 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
3246 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
3247 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
3248 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
3249 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
3250 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
3251 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
3253 * config/rs6000/rs6000.c (builtin_function_type)
3254 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
3255 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
3256 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
3257 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
3258 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
3260 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
3262 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
3263 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
3265 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
3268 * config/i386/i386.md (*movoi_internal_avx): Revert revision
3269 268678 and revision 268657.
3270 (*movti_internal): Likewise.
3272 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
3275 * config/s390/s390.c (s390_decompose_address): Update comment.
3276 (s390_check_qrst_address): Reject invalid address forms after
3279 2019-02-12 Martin Liska <mliska@suse.cz>
3282 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
3283 we need default values of funct_state for a function that
3286 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
3288 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
3289 the object to pick the size of stores on strict-alignment platforms.
3291 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
3292 (*movdi_insn_sp32): Likewise.
3293 (*movdi_insn_sp64): Likewise.
3295 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
3298 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
3299 types that needs constructiong.
3300 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
3302 2019-02-12 Richard Biener <rguenther@suse.de>
3304 PR tree-optimization/89253
3305 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
3308 2019-02-11 David Malcolm <dmalcolm@redhat.com>
3311 * input.c (selftest::test_line_offset_overflow): New selftest.
3312 (selftest::input_c_tests): Call it.
3314 2019-02-11 Martin Sebor <msebor@redhat.com>
3316 PR tree-optimization/88771
3317 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
3318 when -Wstringop-overflow is set.
3319 (builtin_memref::builtin_memref): Adjust excessive upper bound
3320 only when lower bound is not excessive.
3321 (maybe_diag_overlap): Detect and diagnose excessive bounds via
3322 -Wstringop-ovefflow.
3323 (maybe_diag_offset_bounds): Rename...
3324 (maybe_diag_access_bounds): ...to this.
3325 (check_bounds_or_overlap): Adjust for name change above.
3327 2019-02-11 Martin Sebor <msebor@redhat.com>
3330 * builtins.c (max_object_size): Move from here...
3331 * builtins.h (max_object_size): ...and here...
3332 * tree.c (max_object_size): ...to here...
3333 * tree.h (max_object_size): ...and here.
3335 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
3337 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
3338 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
3339 for correct semantics.
3341 2019-02-11 Alan Modra <amodra@gmail.com>
3343 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
3344 -mlongcall and -mpltseq.
3345 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
3346 (RS/6000 and PowerPC Options <-mpltseq>): Document.
3347 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
3348 * config/rs6000/sysv4.opt (mpltseq): New option.
3349 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
3350 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
3351 support is lacking. Don't allow -mpltseq with -mbss-plt.
3352 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
3353 -mpltseq given for ELFv1.
3354 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
3355 Only use UNSPEC_PLTSEQ for inline PLT calls.
3356 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
3357 use UNSPEC_PLTSEQ for inline PLT calls.
3358 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
3359 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
3360 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
3361 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
3362 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
3363 (pltseq_mtctr_<mode>): Likewise.
3365 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3367 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
3369 * configure: Regenerate.
3371 2019-02-11 Jakub Jelinek <jakub@redhat.com>
3374 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
3377 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
3379 * function.c (assign_parm_setup_block): Use the stored
3380 size, not the passed size, when allocating stack-space,
3381 also for a parameter with alignment larger than
3382 MAX_SUPPORTED_STACK_ALIGNMENT.
3384 2019-02-11 Martin Liska <mliska@suse.cz>
3387 * ipa-cp.c (build_toporder_info): Remove usage of a param.
3388 * ipa-inline.c (inline_small_functions): Likewise.
3389 * ipa-pure-const.c (propagate_pure_const): Likewise.
3390 (propagate_nothrow): Likewise.
3391 * ipa-reference.c (propagate): Likewise.
3392 * ipa-utils.c (struct searchc_env): Remove unused field.
3393 (searchc): Always search across AVAIL_INTERPOSABLE.
3394 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
3395 the only called IPA pure const can properly not propagate
3396 across interposable boundary.
3397 * ipa-utils.h (ipa_reduced_postorder): Remove param.
3399 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
3401 * config/nds32/nds32.md (call_internal, call_value_internal,
3402 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
3404 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
3406 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
3409 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
3411 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
3414 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
3416 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
3418 2019-02-10 Jakub Jelinek <jakub@redhat.com>
3420 PR tree-optimization/89268
3421 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
3422 if preds is non-NULL.
3424 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3427 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
3430 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
3432 * config/nds32/nds32.md (trap): New pattern.
3434 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
3436 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
3439 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
3441 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
3444 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3446 * ipa-visibility.c (localize_node): Also do not localize
3447 LDPR_PREVAILING_DEF_IRONLY_EXP.
3449 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3452 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
3453 instead of type_with_linkage.
3455 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3458 * params.def (uninlined-function-insns, uninlined-function-time,
3459 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
3460 bound so we don't get overflows.
3462 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
3464 * config/rs6000/rs6000-string.c (expand_compare_loop,
3465 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
3468 2019-02-09 Jakub Jelinek <jakub@redhat.com>
3471 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
3472 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
3473 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
3475 2019-02-09 Alan Modra <amodra@gmail.com>
3478 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
3479 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
3482 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
3485 * lra-constraints.c (process_alt_operands): Don't increase reject
3486 for memory when offset memory is required.
3488 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
3490 * config/s390/vector.md: Implement vector copysign.
3492 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
3494 * expr.c (expand_constructor): Correct indentations.
3496 2019-02-08 Richard Biener <rguenther@suse.de>
3498 PR tree-optimization/89247
3499 * tree-if-conv.c: Include tree-cfgcleanup.h.
3500 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
3501 (tree_if_conversion): Pass through predicate vector.
3502 (pass_if_conversion::execute): Do CFG cleanup and SSA update
3503 inline, see if any if-converted loops we refrece in
3504 LOOP_VECTORIZED calls vanished and fixup.
3505 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
3507 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
3509 * config/s390/constraints.md (jdd): New constraint.
3511 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
3514 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
3515 upper 16 vector registers without TARGET_AVX512VL.
3516 (*movti_internal): Likewise.
3518 2019-02-08 Jakub Jelinek <jakub@redhat.com>
3520 PR rtl-optimization/89234
3521 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
3522 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
3523 (copy_reg_eh_region_note_backward): Likewise.
3525 2019-02-08 Richard Biener <rguenther@suse.de>
3528 * tree-data-ref.c (initialize_matrix_A): Fail if constant
3530 (analyze_subscript_affine_affine): Handle failure from
3531 initialize_matrix_A.
3533 2019-02-08 Jakub Jelinek <jakub@redhat.com>
3535 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
3538 2019-02-07 David Malcolm <dmalcolm@redhat.com>
3540 PR tree-optimization/86637
3541 PR tree-optimization/89235
3542 * tree-vect-loop.c (optimize_mask_stores): Add an
3543 auto_purge_vect_location sentinel to ensure that vect_location is
3546 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
3547 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
3548 to ensure that vect_location is purged on exit.
3549 (pass_slp_vectorize::execute): Likewise, replacing the manual
3551 * tree-vectorizer.h (class auto_purge_vect_location): New class.
3553 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3555 * config/aarch64/iterators.md (max_opp): New code_attr.
3556 (USMAX): New code iterator.
3557 * config/aarch64/predicates.md (aarch64_smin): New predicate.
3558 (aarch64_smax): Likewise.
3559 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
3560 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
3563 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
3566 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
3567 for TARGET_AVX512VL.
3568 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
3570 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
3572 * config/s390/s390-builtin-types.def: Add new types.
3573 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
3574 (s390_vec_xlw4): Make the memory operand into a const pointer.
3575 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
3577 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
3578 a new vector type with the alignment of the scalar memory operand.
3580 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
3581 Jakub Jelinek <jakub@redhat.com>
3584 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
3585 arm_count_ldrdstrd_insns): New declarations.
3586 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
3588 (valid_operands_ldrd_strd): New function.
3589 (arm_count_ldrdstrd_insns): New function.
3590 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
3591 sets instead of single DImode set and define new insns to match this.
3593 2019-02-07 Tamar Christina <tamar.christina@arm.com>
3595 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
3596 Make it a C initializer.
3598 2019-02-07 Tamar Christina <tamar.christina@arm.com>
3601 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
3603 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3605 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
3606 Use neon_dot<q> for type.
3607 (neon_<sup>dot_lane<vsi2qi>): Likewise.
3609 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3611 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
3612 Use neon_dot<q> for type.
3613 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
3614 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
3616 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
3618 PR rtl-optimization/89225
3619 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
3622 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
3624 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
3625 after restoring registers saved to allocate the frame on Windows.
3627 2019-02-06 Richard Biener <rguenther@suse.de>
3629 PR tree-optimization/89182
3630 * graphite.h (cached_scalar_evolution_in_region): Declare.
3631 * graphite.c (struct seir_cache_key): New.
3632 (struct sese_scev_hash): Likewise.
3633 (seir_cache): New global.
3634 (cached_scalar_evolution_in_region): New function.
3635 (graphite_transform_loops): Allocate and release seir_cache.
3636 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
3637 cached_scalar_evolution_in_region.
3638 * graphite-scop-detection.c (scop_detection::can_represent_loop):
3640 (scop_detection::graphite_can_represent_expr: Use
3641 cached_scalar_evolution_in_region.
3642 (scop_detection::stmt_simple_for_scop_p): Likewise.
3643 (find_params_in_bb): Likewise.
3644 (gather_bbs::before_dom_children): Likewise.
3645 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
3646 (add_loop_constraints): Likewise.
3648 2019-02-06 Jakub Jelinek <jakub@redhat.com>
3651 * fold-const-call.c (fold_const_vec_convert): Pass true as last
3652 operand to new_unary_operation only if both element types are integral
3653 and it isn't a widening conversion. Return NULL_TREE if
3654 new_unary_operation failed.
3656 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
3659 * config/s390/s390.md: Remove load and test FP splitter.
3661 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
3664 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
3665 expand_compare_loop, expand_block_compare_gpr,
3666 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
3667 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
3668 #include "profile-count.h" and "predict.h" for types and functions
3669 needed to work with REG_BR_PROB notes.
3671 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
3674 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
3675 for the long branch case.
3677 2019-02-05 Jakub Jelinek <jakub@redhat.com>
3680 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
3681 can throw, non-call exceptions are enabled and we can't delete
3682 dead exceptions or alter cfg. Set must_clean if
3683 delete_insn_and_edges returns true, don't set it blindly for calls.
3684 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
3686 PR rtl-optimization/89195
3687 * combine.c (make_extraction): For MEMs, don't extract bytes outside
3688 of the original MEM.
3690 2019-02-05 Martin Liska <mliska@suse.cz>
3692 PR gcov-profile/89000
3693 * gcov.c (function_summary): Remove argument.
3694 (file_summary): New function.
3695 (print_usage): Replace tabs with spaces.
3696 (generate_results): Use new function file_summary.
3698 2019-02-05 Jakub Jelinek <jakub@redhat.com>
3701 * optabs.c (prepare_cmp_insn): Pass x and y to
3702 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
3704 2019-02-05 Richard Biener <rguenther@suse.de>
3707 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
3708 (struct bitmap_element): Drop chain_prev so we properly recurse on
3709 the prev member, supporting tree views.
3710 (struct bitmap_head): GTY skip the obstack member.
3712 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
3715 * doc/extend.texi (Vector Extensions): Add an example of using vector
3716 types together with x86 intrinsics.
3718 2019-02-04 Alan Modra <amodra@gmail.com>
3720 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
3721 str[] size to 160, and comment.
3723 2019-02-04 Alan Modra <amodra@gmail.com>
3725 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
3726 (rs6000_pltseq_template): Guard output of TLS markers with
3728 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
3729 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
3730 to use inline PLT sequences.
3731 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
3732 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
3733 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
3735 2019-02-04 Martin Liska <mliska@suse.cz>
3738 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
3739 out when ipa_fn_summaries does not contain entry for callee.
3741 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
3743 * config/sparc/sparc.h: Remove superfluous blank lines.
3744 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
3745 (got_register_rtx): ...this.
3746 (sparc_got): Adjust to above renaming.
3747 (sparc_tls_got): Likewise.
3748 (sparc_delegitimize_address): Likewise.
3749 (sparc_output_mi_thunk): Likewise.
3750 (sparc_init_pic_reg): Likewise.
3751 (save_local_or_in_reg_p): Fix test on the GOT register.
3752 (USE_HIDDEN_LINKONCE): Move around.
3753 (get_pc_thunk_name): Likewise.
3754 (gen_load_pcrel_sym): Likewise.
3755 (load_got_register): Likewise.
3757 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
3759 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
3760 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
3762 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
3764 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
3767 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
3769 * config.gcc (with_nds32_lib, glibc):
3770 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
3771 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
3772 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
3774 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
3777 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
3778 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
3779 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
3780 (*rcpsf2_sse): Ditto.
3781 (*rsqrtsf2_sse): Ditto.
3782 (sse4_1_round<mode<2): Ditto.
3784 2019-02-03 Richard Biener <rguenther@suse.de>
3787 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
3790 2019-02-02 Jakub Jelinek <jakub@redhat.com>
3793 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
3794 Punt with warning on aggregate return or argument types. Ignore
3795 type/mode checking for uniform arguments.
3797 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3799 * combine.c (try_combine): Do not print "Can't combine" messages unless
3800 printing failed combination attempts.
3802 2019-02-01 Martin Jambor <mjambor@suse.cz>
3805 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
3806 segment and global segment variables before making them static.
3808 2019-02-01 Martin Jambor <mjambor@suse.cz>
3810 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
3811 missed optimization dump with dump_enabled_p.
3813 2019-02-01 Richard Biener <rguenther@suse.de>
3816 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
3817 the instantiate cache.
3818 (instantiate_scev_binary): Elide second operand procesing
3819 if equal to the first.
3820 * tree-chrec.c (chrec_contains_symbols): Add visited set.
3821 (chrec_contains_undetermined): Likewise.
3822 (tree_contains_chrecs): Likewise.
3824 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
3826 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
3828 2019-02-01 Jakub Jelinek <jakub@redhat.com>
3830 PR tree-optimization/89143
3831 * wide-int-range.h (wide_int_range_absu): Declare.
3832 * wide-int-range.cc (wide_int_range_absu): New function.
3833 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
3835 PR tree-optimization/88107
3836 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
3837 instead of assertion that eh_region_outermost is non-NULL, if it
3838 is NULL, set *ALL to true and return NULL.
3839 (move_sese_region_to_fn): Adjust caller, if all is set, call
3840 duplicate_eh_regions with NULL region.
3842 2019-02-01 Richard Biener <rguenth@suse.de>
3844 PR rtl-optimization/88593
3845 * mode-switching.c (optimize_mode_switching): Free dominators before
3846 calling cleanup_cfg.
3848 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
3850 PR tree-optimization/88932
3851 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
3853 2019-01-31 Jakub Jelinek <jakub@redhat.com>
3856 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
3857 bogus clang warning.
3859 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
3862 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
3863 alternative to avoid partial SSE register stall for TARGET_AVX.
3864 (truncdfsf2): Ditto.
3865 (sse4_1_round<mode>2): Ditto.
3867 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
3869 PR tree-optimization/89008
3870 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
3871 process anything of the form X * 0.
3873 2019-01-31 Richard Biener <rguenther@suse.de>
3875 PR tree-optimization/89135
3876 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
3877 with abnormal preds.
3879 2019-01-31 Jakub Jelinek <jakub@redhat.com>
3882 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
3883 always_inline callees into no_sanitize_address callers.
3885 2019-01-31 Richard Biener <rguenther@suse.de>
3887 PR rtl-optimization/89115
3888 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
3890 2019-01-30 Martin Sebor <msebor@redhat.com>
3893 * doc/extend.texi (cast to a union): Correct and expand.
3895 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
3897 PR rtl-optimization/87246
3898 * lra-constraints.c (simplify_operand_subreg): Reload memory
3899 in subreg if the address became invalid.
3901 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
3904 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
3905 Disable for little-endian.
3907 2019-01-30 Richard Biener <rguenther@suse.de>
3909 PR rtl-optimization/89115
3910 * opts.c (default_options_optimization): Reduce
3911 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
3912 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
3915 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
3917 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
3918 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
3919 type of vector element when vec_extract is implemented by direct
3922 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
3924 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
3926 2019-01-30 Richard Biener <rguenther@suse.de>
3928 PR tree-optimization/89111
3929 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
3930 canonicalization to appropriately sized access types.
3932 2019-01-30 Jakub Jelinek <jakub@redhat.com>
3935 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
3936 for arguments to functions that are TU-local and shouldn't be
3937 referenced by assembly.
3939 2019-01-30 Ulrich Drepper <drepper@redhat.com>
3941 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
3944 2019-01-29 Martin Sebor <msebor@redhat.com>
3947 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
3949 2019-01-29 Jakub Jelinek <jakub@redhat.com>
3953 * omp-simd-clone.c (simd_clone_clauses_extract)
3954 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
3955 OMP_CLAUSE_ALIGNED_ALIGNMENT.
3957 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
3959 * config.gcc: Force .init_array for ARC.
3961 2019-01-29 Richard Biener <rguenther@suse.de>
3964 * dwarf2out.c (collect_skeleton_dies): New helper.
3965 (copy_decls_for_unworthy_types): Call it.
3966 (build_abbrev_table): Assert we do not try to replace
3967 DW_AT_signature refs with local refs.
3969 2019-01-28 Jakub Jelinek <jakub@redhat.com>
3972 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
3973 for lastprivate/linear IV, push gimplify context around gimplify_assign
3974 and, if it needed any temporaries, pop it into a gimple bind around the
3977 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
3979 * common.opt (-Wattribute-alias): Remove "no-" from name.
3980 Make -Wattribute-alias command line option and
3981 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
3983 2019-01-28 Jakub Jelinek <jakub@redhat.com>
3986 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
3987 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
3989 (bmi2): Add missing @opindex.
3990 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
3991 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
3992 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
3993 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
3994 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
3995 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
3996 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
3997 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
3998 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
3999 xsavec, xsaveopt and xsaves options.
4001 2019-01-28 Richard Biener <rguenther@suse.de>
4004 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
4007 2019-01-28 Richard Biener <rguenther@suse.de>
4009 PR tree-optimization/88739
4010 * tree-cfg.c (verify_types_in_gimple_reference): Verify
4011 BIT_FIELD_REFs only are applied to mode-precision operands
4012 when they are integral.
4013 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
4014 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
4015 BIT_FIELD_REFs of non-mode-precision integral operands.
4017 2019-01-27 Jakub Jelinek <jakub@redhat.com>
4020 * config/i386/sse.md
4021 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
4022 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
4023 first constants in pairs are multiples of 2. Formatting fixes.
4024 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
4025 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
4026 first constants in each quadruple are multiples of 4. Formatting fixes.
4028 2019-01-26 Martin Jambor <mjambor@suse.cz>
4031 * tree-inline.c: Include tree-cfgcleanup.h.
4032 (delete_unreachable_blocks_update_callgraph): Move...
4033 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
4034 ...here, make externally visible, make second argument bool, adjust
4036 * tree-cfgcleanup.c: Include cgraph.h.
4037 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
4039 * ipa-prop.c: Include tree-cfgcleanup.h.
4040 (ipcp_transform_function): Call
4041 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
4043 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
4045 PR rtl-optimization/88846
4046 * ira.c (process_set_for_memref_referenced_p): New.
4047 (memref_referenced_p): Add new param. Use
4048 process_set_for_memref_referenced_p. Add new switch cases.
4049 (memref_used_between_p): Pass new arg to memref_referenced_p.
4051 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
4054 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
4055 argument ABI_BREAK. Set to true if the calculated alignment has
4056 changed in gcc-9. Check bit-fields for their base type alignment.
4057 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
4058 (aarch64_function_arg_boundary): Likewise.
4059 (aarch64_gimplify_va_arg_expr): Likewise.
4061 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
4064 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
4065 instead of accessing TREE_INT_CST_ELT directly.
4067 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
4069 * doc/sourcebuild.texi (Environment attributes): Add fenv and
4070 fenv_exceptions description.
4072 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
4074 PR rtl-optimization/87763
4075 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
4076 Allow SUBREG when matching CC_NZmode compare.
4078 2019-01-25 Richard Biener <rguenther@suse.de>
4080 PR tree-optimization/89049
4081 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
4082 Look at the pattern stmt to determine if the stmt is vectorized.
4084 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
4086 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
4087 (pred_mov<mode>): Handle all-register forms using both a new
4088 alternative and a split.
4090 2019-01-25 Richard Biener <rguenther@suse.de>
4092 PR tree-optimization/86865
4093 * graphite-scop-detection.c (scop_detection::can_represent_loop):
4094 Reject non-do-while loops.
4096 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
4098 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
4099 * config/rs6000/constraints.md (Q constraint): Use REG_P.
4100 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
4101 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
4102 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
4103 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4104 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
4105 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
4106 vlogical_operand, gpc_reg_operand, int_reg_operand,
4107 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
4108 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
4109 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
4110 (save_world_operation, restore_world_operation, lmw_operation,
4111 stmw_operation): Use MEM_P and REG_P.
4112 (tie_operand): Use MEM_P.
4113 (vrsave_operation, crsave_operation): Use REG_P.
4114 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
4115 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
4116 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
4117 (call_operand): Use HARD_REGISTER_P.
4118 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
4120 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
4121 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
4122 quad_aligned_load_p, replace_swapped_aligned_store,
4123 recombine_lvx_pattern, replace_swapped_aligned_load,
4124 recombine_stvx_pattern): Use MEM_P.
4125 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
4126 Use MEM_P and SYMBOL_REF_P.
4127 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
4128 (insn_is_swappable_p): Use REG_P and MEM_P.
4129 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
4130 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
4132 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
4134 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
4136 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
4137 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
4138 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
4139 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
4141 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
4142 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
4143 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
4144 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
4145 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
4146 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
4147 rs6000_split_logical_di): Use CONST_INT_P.
4148 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
4149 REG_P and SYMBOL_REF_P.
4150 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
4151 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
4152 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
4153 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
4154 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
4155 (small_data_operand, print_operand_address): Use CONST_INT_P and
4157 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
4158 (rs6000_init_hard_regno_mode_ok, direct_move_p):
4159 Use HARD_REGISTER_NUM_P.
4160 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
4161 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
4162 SUBREG_P and SYMBOL_REF_P.
4163 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
4164 and HARD_REGISTER_NUM_P.
4165 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
4167 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
4168 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
4170 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
4171 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
4172 find_addr_reg): Use REG_P.
4173 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
4174 (rs6000_emit_le_vsx_move): Use SUBREG_P.
4175 (offsettable_ok_by_alignment, constant_pool_expr_p,
4176 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
4177 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
4178 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
4179 rs6000_assemble_integer, create_TOC_reference,
4180 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
4181 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
4182 (rs6000_split_vec_extract_var): Use reg_or_subregno.
4183 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
4184 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
4185 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4186 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4187 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
4188 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
4189 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
4190 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
4191 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
4192 and cbranch<mode>4): Use CONST_INT_P.
4193 (multiple define_splits): Use REG_P and SUBREG_P.
4194 (define_expands call, call_value): Use MEM_P.
4195 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
4196 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
4197 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
4198 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
4199 and HARD_REGISTER_NUM_P.
4200 (multiple define_splits): Use HARD_REGISTER_NUM_P.
4202 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
4204 PR rtl-optimization/88948
4205 * rtl.h (prepare_copy_insn): New prototype.
4206 * gcse.c (prepare_copy_insn): New function, split out from
4207 process_insert_insn.
4208 (process_insert_insn): Use prepare_copy_insn.
4209 * store-motion.c (replace_store_insn): Use prepare_copy_insn
4210 instead of gen_move_insn.
4212 2019-01-24 Jakub Jelinek <jakub@redhat.com>
4215 * config/i386/i386.c (ix86_pic_register_p): Return true for
4218 PR tree-optimization/88964
4219 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
4220 punt if HONOR_SNANS (chrec).
4223 * tree-nested.c (convert_nonlocal_reference_stmt,
4224 convert_local_reference_stmt, convert_tramp_reference_stmt,
4225 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
4226 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
4229 PR tree-optimization/89027
4230 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
4231 for "omp simd array" variables.
4233 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
4236 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
4237 force the alignment of m_val.
4239 2019-01-24 Richard Biener <rguenther@suse.de>
4242 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
4243 When in "legacy" debug mode make sure to reset self-origins.
4245 2019-01-24 Martin Liska <mliska@suse.cz>
4247 PR gcov-profile/88994
4248 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
4249 result will be always smaller or equal to the original.
4250 * gcov.c (mangle_name): Fix else branch where we should
4251 also copy to PTR and shift the pointer.
4253 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
4255 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
4256 * vr-values.c (find_case_label_ranges): Fix a comment typo.
4258 2019-01-23 Bin Cheng <bin.cheng@arm.com>
4259 Steve Ellcey <sellcey@marvell.com>
4262 * recog.c (address_operand): Return false on wrong mode for address.
4263 (constrain_operands): Check for mode with 'p' constraint.
4265 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
4268 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
4269 Disparage MMX alternative.
4270 (sse2_cvtpd2pi): Ditto.
4271 (sse2_cvttpd2pi): Ditto.
4273 2019-01-23 David Malcolm <dmalcolm@redhat.com>
4276 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
4277 use-after-free of the result of
4278 aarch64_get_extension_string_for_isa_flags.
4280 2019-01-23 Jakub Jelinek <jakub@redhat.com>
4283 * doc/extend.texi: Document break and continue behavior in
4284 statement expressions.
4286 2019-01-23 Richard Biener <rguenther@suse.de>
4288 PR tree-optimization/89008
4289 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
4290 not leave another stray operand.
4292 2019-01-23 Jakub Jelinek <jakub@redhat.com>
4294 * BASE-VER: Bump to 9.0.1.
4296 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
4298 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
4299 thunk that returns by reference, use the type of the return object
4300 of the thunk instead of that of the alias to build the dereference.
4302 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
4304 * config/arc/atomic.md: Add operand to DMB instruction.
4306 2019-01-23 Jakub Jelinek <jakub@redhat.com>
4308 PR tree-optimization/88964
4309 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
4310 build_zero_cst instead of build_int_cst. Return false for loop
4311 invariants which honor signed zeros.
4313 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
4315 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
4317 2019-01-22 Jakub Jelinek <jakub@redhat.com>
4320 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
4321 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
4322 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
4325 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
4326 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
4329 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
4330 Disable for little endian.
4332 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
4335 * config/arm/arm.c (arm_needs_double_word_align): Check
4336 DECL_BIT_FIELD_TYPE.
4338 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
4339 H.J. Lu <hongjiu.lu@intel.com>
4342 * config/i386/i386-builtin.def: Add mask2 to all builtin
4343 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
4345 * config/i386/i386.c (BDESC): Add mask2 to the definition.
4346 (BDESC_FIRST): Likewise.
4347 (define_builtin): Add an argument for mask2. Updated to handle
4348 both ix86_isa_flags and ix86_isa_flags2.
4349 (define_builtin_const): Likewise.
4350 (define_builtin_pure): Likewise.
4351 (define_builtin2): Deleted.
4352 (define_builtin_const2): Likewise.
4353 (builtin_description): Add a member, mask2.
4354 (bdesc_*): Add mask2 to builtin initializations.
4355 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
4356 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
4358 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
4360 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
4363 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
4366 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
4369 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
4370 alignment is dominated by a bitfield with 64-bit aligned base type.
4371 (arm_function_arg): Emit a warning if the alignment has changed since
4372 earlier GCC releases.
4373 (arm_function_arg_boundary): Likewise.
4374 (arm_setup_incoming_varargs): Likewise.
4376 2019-01-22 Richard Biener <rguenther@suse.de>
4378 PR tree-optimization/88862
4379 * graphite-scop-detection.c
4380 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
4382 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
4384 * doc/extend.tex (AMD GCN Function Attributes): New section.
4385 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
4386 * doc/invoke.texi (AMD GCN Options): New section.
4387 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
4389 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
4391 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
4392 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
4394 2019-01-22 Jakub Jelinek <jakub@redhat.com>
4396 PR tree-optimization/88044
4397 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
4398 is false in the first iteration, but !every_iteration, return false
4399 instead of true with niter->niter zero.
4401 PR rtl-optimization/88904
4402 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
4403 any nonequal registers before processing BB_END (b).
4406 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
4408 (expand_binop_directly, expand_doubleword_clz,
4409 expand_doubleword_popcount, expand_ctz, expand_ffs,
4410 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
4412 PR rtl-optimization/49429
4414 PR rtl-optimization/86334
4416 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
4417 addressable from here...
4418 (emit_block_op_via_libcall): ... to here.
4420 2019-01-22 Richard Biener <rguenther@suse.de>
4422 * tree-vect-loop.c (vect_analyze_loop_operations): Use
4423 auto_vec for cost vector to fix memleak.
4424 (vectorize_fold_left_reduction): Properly gather SLP defs.
4425 (vectorizable_comparison): Do not swap operands to properly
4428 2019-01-22 Alan Modra <amodra@gmail.com>
4431 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
4432 stays a reg. Allow a const_int.
4433 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
4434 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
4435 (IS_NOMARK_TLSGETADDR): Define.
4436 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
4437 (rs6000_output_tlsargs): New function.
4438 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
4439 __tls_get_addr call takes an arg.
4440 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
4441 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
4443 (call_value_nonlocal_sysv): ..or here, delete split.
4444 (tls_gdld_nomark): Delete.
4445 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
4446 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
4447 (call_value_nonlocal_sysv): Likewise.
4448 (call_value_nonlocal_sysv_secure): Likewise.
4449 (call_value_nonlocal_aix): Likewise.
4450 (call_value_indirect_aix): Likewise.
4451 (call_value_indirect_elfv2): Likewise.
4452 (call_value_local32, call_value_local64): Disable for no-mark tls.
4453 (call_value_local_aix): Likewise.
4455 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
4458 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
4459 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
4461 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
4463 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
4464 string contents as hash_map keys.
4466 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4469 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
4470 for rvalue context. Handle rvalues correctly. Use min_align_of_type
4471 instead of TYPE_ALIGN.
4472 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
4473 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
4474 pointer from TYPE_STUB_DECL.
4476 2019-01-21 Richard Biener <rguenther@suse.de>
4478 PR tree-optimization/88934
4479 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
4480 at the possibly non-constant operand.
4481 (vect_get_constant_vectors): Adjust.
4483 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
4486 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
4487 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
4488 instead of _X86INTRIN_H_INCLUDED.
4489 * onfig/i386/clwbintrin.h: Likewise.
4490 * config/i386/pkuintrin.h: Likewise.
4491 * config/i386/prfchwintrin.h: Likewise.
4492 * config/i386/rdseedintrin.h: Likewise.
4493 * config/i386/wbnoinvdintrin.h: Likewise.
4494 * config/i386/xsavecintrin.h: Likewise.
4495 * config/i386/xsavesintrin.h: Likewise.
4496 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
4497 * config/i386/xsaveintrin.h: Likewise.
4498 * config/i386/xsaveoptintrin.h: Likewise.
4499 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
4500 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
4501 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
4502 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
4503 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
4504 * config/i386/immintrin.h: Here.
4506 2019-01-20 Martin Jambor <mjambor@suse.cz>
4509 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
4510 with aa_walk_budget.
4511 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
4512 aa_walk_budget_p parameter.
4513 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
4514 walk. Updated all callers.
4515 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
4516 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
4518 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
4519 parameter info. Extract info from fbi. Pass fbi to recursive calls
4520 and to unmodified_parm.
4521 (phi_result_unknown_predicate): New parameter fbi, removed parameter
4522 info, updated call to will_be_nonconstant_expr_predicate.
4523 (param_change_prob): New parameter fbi, limit AA walking.
4524 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
4525 calls to various above functions.
4526 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
4527 parameter. Use it to limit AA walking.
4528 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
4530 (detect_type_change): New parameter fbi, pass it on to
4531 detect_type_change_from_memory_writes.
4532 (detect_type_change_ssa): Likewise.
4533 (aa_overwalked): Removed.
4534 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
4535 accordingly, adjust to the neew AA limiting scheme.
4536 (parm_ref_data_preserved_p): Likewise.
4537 (ipa_compute_jump_functions_for_edge): Adjust call to
4539 (ipa_analyze_call_uses): Likewise.
4540 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
4541 (ipa_analyze_node): Initialize aa_walk_budget.
4542 (ipcp_transform_function): Likewise.
4543 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
4544 to get_dynamic_type.
4546 2019-01-19 Jakub Jelinek <jakub@redhat.com>
4548 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
4549 outside of #if CHECKING_P code.
4551 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
4553 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
4554 New function, split out from...
4555 (loop_versioning::analyze_stride): ...here.
4556 (loop_versioning::find_per_loop_multiplication): Use gassign.
4557 (loop_versioning::analyze_term_using_scevs): Return a success code.
4558 (loop_versioning::analyze_arbitrary_term): New function.
4559 (loop_versioning::analyze_address_fragment): Use
4560 analyze_arbitrary_term if all else fails.
4562 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
4565 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
4568 2019-01-18 Richard Biener <rguenther@suse.de>
4570 PR tree-optimization/88903
4571 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
4572 scalar stmts a SLP shift amount is composed of when detecting
4575 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
4578 * config/arm/arm-cpus.in (mp): New feature.
4580 (fgroup ARMv7ve): Add mp and sec features.
4581 (arch armv7-a): Add options to allow mp and sec extensions.
4582 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
4583 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
4584 extenstions to the base architecture.
4585 (cpu cortex-a8): Add sec extension to the base architecture.
4586 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
4587 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
4588 variants down to the base v7-a varaint.
4589 * config/arm/t-multilib (v7_a_arch_variants): New variable.
4590 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
4591 of permitted extensions for -march=armv7-a and for
4592 -mcpu=generic-armv7-a.
4594 2019-01-18 Martin Liska <mliska@suse.cz>
4596 * params.def: Fix comment.
4597 * tree-profile.c (gimple_init_gcov_profiler): Bump function
4599 (gimple_gen_ic_func_profiler): Likewise.
4601 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4603 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
4604 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
4605 and put in error checks for stack protector guard options.
4606 (aarch64_stack_protect_guard): New.
4607 (TARGET_STACK_PROTECT_GUARD): Define.
4608 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
4609 (reg_stack_protect_address<mode>): New.
4610 (stack_protect_set): Adjust for SSP_GLOBAL.
4611 (stack_protect_test): Likewise.
4612 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
4613 (-mstack-protector-guard): Likewise.
4614 (-mstack-protector-guard-offset): Likewise.
4616 2019-01-18 Jakub Jelinek <jakub@redhat.com>
4618 PR tree-optimization/86214
4619 * tree-inline.h (struct copy_body_data): Add
4620 add_clobbers_to_eh_landing_pads member.
4621 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
4622 (copy_edges_for_bb): Call it if EH edge destination is <
4623 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
4624 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
4625 if flag_stack_reuse != SR_NONE and clear it afterwards.
4627 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
4630 * doc/install.texi (with-multilib-list): Document for aarch64.
4632 2019-01-18 Jakub Jelinek <jakub@redhat.com>
4635 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
4636 (("..."))) with ("...").
4638 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4640 * doc/extend.texi (Built-in Functions for Memory Model Aware
4641 Atomic Operations): Document atomic fetch and nand.
4643 2019-01-18 Martin Liska <mliska@suse.cz>
4644 Richard Biener <rguenther@suse.de>
4647 * cgraph.h (create_version_clone_with_body): Add new argument
4649 * cgraphclones.c (cgraph_node::create_version_clone): Add
4650 DECL_ATTRIBUTES to a newly created decl. And call
4651 valid_attribute_p so that proper cl_target_optimization_node
4652 is set for the newly created declaration.
4653 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
4655 (expand_target_clones): Do not call valid_attribute_p, it must
4657 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
4660 2019-01-17 Jakub Jelinek <jakub@redhat.com>
4663 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
4664 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
4665 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
4667 2019-01-17 Martin Sebor <msebor@redhat.com>
4670 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
4671 Handle anti-ranges the same as no range at all.
4673 2018-01-17 Steve Ellcey <sellcey@cavium.com>
4675 * config/aarch64/aarch64.c (cgraph.h): New include.
4676 (intl.h): New include.
4677 (supported_simd_type): New function.
4678 (currently_supported_simd_type): Ditto.
4679 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
4680 (aarch64_simd_clone_adjust): Ditto.
4681 (aarch64_simd_clone_usable): Ditto.
4682 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
4683 (TARGET_SIMD_CLONE_ADJUST): Ditto.
4684 (TARGET_SIMD_CLONE_USABLE): Ditto.
4685 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
4686 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
4689 2019-01-17 Martin Sebor <msebor@redhat.com>
4691 PR tree-optimization/88800
4692 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
4693 NO_WARNING bit here. Avoid folding out-of-bounds calls.
4694 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
4695 redundant argument. Add new argument and issue diagnostics under
4696 its control. Detect out-of-bounds access even with warnings
4698 (check_bounds_or_overlap): Change return type. Add argument.
4699 (wrestrict_dom_walker::check_call): Adjust.
4700 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
4701 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
4702 check_bounds_or_overlap's return value.
4703 (handle_builtin_stxncpy): Same.
4704 (handle_builtin_strcat): Same.
4706 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4707 Kwok Cheung Yeung <kcy@codesourcery.com>
4708 Julian Brown <julian@codesourcery.com>
4709 Tom de Vries <tom@codesourcery.com>
4711 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
4713 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4715 * doc/sourcebuild.texi: Document dg-require-effective-target
4716 llvm_binutils and offload_gcn.
4718 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4719 Kwok Cheung Yeung <kcy@codesourcery.com>
4720 Julian Brown <julian@codesourcery.com>
4721 Tom de Vries <tom@codesourcery.com>
4723 * doc/sourcebuild.texi: Document dg-required-effective-target
4726 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4727 Kwok Cheung Yeung <kcy@codesourcery.com>
4728 Julian Brown <julian@codesourcery.com>
4729 Tom de Vries <tom@codesourcery.com>
4730 Jan Hubicka <hubicka@ucw.cz>
4731 Martin Jambor <mjambor@suse.cz>
4733 * config.gcc: Add amdgcn*-*-amdhsa configuration.
4734 * configure.ac: Check for dlopen.
4735 * configure: Regenerate.
4737 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4738 Kwok Cheung Yeung <kcy@codesourcery.com>
4739 Julian Brown <julian@codesourcery.com>
4740 Tom de Vries <tom@codesourcery.com>
4741 Jan Hubicka <hubicka@ucw.cz>
4742 Martin Jambor <mjambor@suse.cz>
4744 * common/config/gcn/gcn-common.c: New file.
4745 * config/gcn/driver-gcn.c: New file.
4746 * config/gcn/gcn-builtins.def: New file.
4747 * config/gcn/gcn-hsa.h: New file.
4748 * config/gcn/gcn-modes.def: New file.
4749 * config/gcn/gcn-opts.h: New file.
4750 * config/gcn/gcn-passes.def: New file.
4751 * config/gcn/gcn-protos.h: New file.
4752 * config/gcn/gcn-run.c: New file.
4753 * config/gcn/gcn-tree.c: New file.
4754 * config/gcn/gcn.c: New file.
4755 * config/gcn/gcn.h: New file.
4756 * config/gcn/gcn.opt: New file.
4757 * config/gcn/t-gcn-hsa: New file.
4759 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4760 Kwok Cheung Yeung <kcy@codesourcery.com>
4761 Julian Brown <julian@codesourcery.com>
4762 Tom de Vries <tom@codesourcery.com>
4763 Jan Hubicka <hubicka@ucw.cz>
4764 Martin Jambor <mjambor@suse.cz>
4766 * config/gcn/constraints.md: New file.
4767 * config/gcn/gcn-valu.md: New file.
4768 * config/gcn/gcn.md: New file.
4769 * config/gcn/predicates.md: New file.
4771 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
4773 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
4774 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
4775 (stmt_uses_0_or_null_in_undefined_way): Likewise.
4776 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
4778 2019-01-17 Tamar Christina <tamar.christina@arm.com>
4781 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
4782 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
4783 it and document registers.
4785 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4787 * config/aarch64/aarch64.c (ares_tunings): Define.
4788 * config/aarch64/aarch64-cores.def (ares): Use the above.
4790 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
4794 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
4796 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
4797 (_mm512_fixupimm_round_pd): Update parameters and builtin.
4798 (_mm512_maskz_fixupimm_round_pd): Ditto.
4799 (_mm512_fixupimm_round_ps): Ditto.
4800 (_mm512_maskz_fixupimm_round_ps): Ditto.
4801 (_mm_fixupimm_round_sd): Ditto.
4802 (_mm_maskz_fixupimm_round_sd): Ditto.
4803 (_mm_fixupimm_round_ss): Ditto.
4804 (_mm_maskz_fixupimm_round_ss): Ditto.
4805 (_mm512_fixupimm_pd): Ditto.
4806 (_mm512_maskz_fixupimm_pd): Ditto.
4807 (_mm512_fixupimm_ps): Ditto.
4808 (_mm512_maskz_fixupimm_ps): Ditto.
4809 (_mm_fixupimm_sd): Ditto.
4810 (_mm_maskz_fixupimm_sd): Ditto.
4811 (_mm_fixupimm_ss): Ditto.
4812 (_mm_maskz_fixupimm_ss): Ditto.
4813 (_mm512_mask_fixupimm_round_pd): Update builtin.
4814 (_mm512_mask_fixupimm_round_ps): Ditto.
4815 (_mm_mask_fixupimm_round_sd): Ditto.
4816 (_mm_mask_fixupimm_round_ss): Ditto.
4817 (_mm512_mask_fixupimm_pd): Ditto.
4818 (_mm512_mask_fixupimm_ps): Ditto.
4819 (_mm_mask_fixupimm_sd): Ditto.
4820 (_mm_mask_fixupimm_ss): Ditto.
4821 * config/i386/avx512vlintrin.h:
4822 (_mm256_fixupimm_pd): Update parameters and builtin.
4823 (_mm256_maskz_fixupimm_pd): Ditto.
4824 (_mm256_fixupimm_ps): Ditto.
4825 (_mm256_maskz_fixupimm_ps): Ditto.
4826 (_mm_fixupimm_pd): Ditto.
4827 (_mm_maskz_fixupimm_pd): Ditto.
4828 (_mm_fixupimm_ps): Ditto.
4829 (_mm_maskz_fixupimm_ps): Ditto.
4830 (_mm256_mask_fixupimm_pd): Update builtin.
4831 (_mm256_mask_fixupimm_ps): Ditto.
4832 (_mm_mask_fixupimm_pd): Ditto.
4833 (_mm_mask_fixupimm_ps): Ditto.
4834 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
4835 * config/i386/i386-builtin.def: Update builtin definitions.
4836 * config/i386/i386.c: Handle new builtin types and remove useless ones.
4837 * config/i386/sse.md: Update VFIXUPIMM* patterns.
4838 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4839 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4840 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
4841 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4842 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4843 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
4844 * config/i386/subst.md:
4845 (round_saeonly_sd_mask_operand4): Add new subst_attr.
4846 (round_saeonly_sd_mask_op4): Ditto.
4847 (round_saeonly_expand_operand5): Ditto.
4848 (round_saeonly_expand): Update.
4850 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
4854 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
4856 * config/i386/sse.md: Combine VFIXUPIMM* patterns
4857 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4858 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4859 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
4860 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4861 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4862 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
4864 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
4868 2018-12-15 Jakub Jelinek <jakub@redhat.com>
4871 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
4872 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
4873 instead of UNSPEC_FIXUPIMM.
4875 2019-01-17 Richard Biener <rguenther@suse.de>
4878 * dwarf2out.c (want_pubnames): Never generate pubnames sections
4879 and friends for the LTO part of debug info.
4881 2019-01-17 Jakub Jelinek <jakub@redhat.com>
4883 PR tree-optimization/86214
4884 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
4887 PR rtl-optimization/88870
4888 * dce.c (deletable_insn_p): Never delete const/pure calls that can
4889 throw if we can't alter the cfg or delete dead exceptions.
4890 (mark_insn): Don't call find_call_stack_args for such calls.
4892 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
4894 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
4895 prototypes for vec_st.
4896 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
4897 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
4898 mainly on signed/unsigned long long and double.
4900 2019-01-16 David Malcolm <dmalcolm@redhat.com>
4903 * combine.c (delete_noop_moves): Convert to "bool" return,
4904 returning true if any edges are eliminated.
4905 (combine_instructions): Also return true if delete_noop_moves
4908 2019-01-16 Tamar Christina <tamar.christina@arm.com>
4910 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
4911 correct max nunits for endian swap.
4912 (aarch64_expand_fcmla_builtin): Correct subreg code.
4913 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
4914 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
4917 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
4919 * config/alpha/alpha.c (alpha_gimplify_va_arg):
4920 Handle split indirect COMPLEX_TYPE arguments.
4922 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
4925 * config/aarch64/aarch64-modes.def: Add comment about how the carry
4926 bit is set by add and compare.
4927 (CC_ADC): New CC_MODE.
4928 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
4929 to cache the code and mode of X. Adjust the shape of a CC_Cmode
4930 comparison. Add detection for CC_ADCmode.
4931 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
4933 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
4934 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
4935 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
4936 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
4937 to eliminate the need for zero-extending the operands.
4938 (add<mode>3_compareC_imm): Delete. Merge into ...
4939 (add<mode>3_compareC): ... this. Restructure the comparison to
4940 eliminate the need for zero-extending the operands.
4941 (add<mode>3_carryin): Use LTU for the overflow detection.
4942 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
4943 Reexpress comparison for overflow.
4944 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
4945 (add<mode>3_carryinC): Likewise.
4946 (add<mode>3_carryinV): Use LTU for carry between partials.
4947 * config/aarch64/predicates.md (aarch64_carry_operation): Update
4948 handling of CC_Cmode and add CC_ADCmode.
4949 (aarch64_borrow_operation): Likewise.
4951 2019-01-16 Tamar Christina <tamar.christina@arm.com>
4953 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
4954 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
4955 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
4956 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
4958 2019-01-16 Martin Liska <mliska@suse.cz>
4960 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
4962 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
4964 * gcc.c (add_sysrooted_hdrs_prefix): New function.
4965 (path_prefix_reset): Move up in the source file.
4966 (find_fortran_preinclude_file): Make complex search for the
4967 fortran header files.
4969 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
4971 * godump.c (go_output_typedef): When outputting a typedef, refer
4972 to the underlying type by its name and not its structure.
4974 2019-01-15 David Malcolm <dmalcolm@redhat.com>
4977 * tree.c (build_function_type): Assert that arg_types is not
4980 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
4983 * doc/extend.texi: Document that listing the stack pointer in the
4984 clobber list of an asm is a deprecated feature.
4985 * common.opt (Wdeprecated): Moved from c-family/c.opt.
4986 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
4987 warning instead of an error for clobbers of the stack pointer.
4988 Add a note explaining why.
4990 2019-01-15 Richard Biener <rguenther@suse.de>
4993 * dwarf2out.c (gen_member_die): Do not generate inheritance
4996 2019-01-15 Richard Biener <rguenther@suse.de>
4998 PR tree-optimization/88855
4999 * tree-if-conv.c (combine_blocks): Collect
5000 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
5002 2019-01-15 Tom de Vries <tdevries@suse.de>
5005 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
5006 lhs == NULL_TREE for gang-level reduction.
5008 2019-01-15 Richard Biener <rguenther@suse.de>
5009 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5012 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
5013 return true if SSA_NAME is already marked in visited bitmap.
5014 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
5016 2019-01-15 Jakub Jelinek <jakub@redhat.com>
5018 PR tree-optimization/88775
5019 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
5020 equal == 0 equality pointer comparisons some more if compared in
5021 integral types and either one points to an automatic var and the
5022 other to a global, or we can prove at least one points to the middle
5023 or both point to start or both point to end.
5025 2019-01-14 Andi Kleen <ak@linux.intel.com>
5027 * Makefile.in: Lower autofdo sampling rate by 10x.
5028 * Makefile.tpl: Dito.
5030 2019-01-14 Tom Honermann <tom@honermann.net>
5032 * defaults.h: Define CHAR8_TYPE.
5034 2019-01-14 Martin Sebor <msebor@redhat.com>
5037 * doc/extend.texi (Darwin Format Checks): Clarify.
5039 2019-01-14 Richard Biener <rguenther@suse.de>
5041 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
5042 whether we are in (simplify ...) or (match ...) context.
5044 2019-01-14 Jakub Jelinek <jakub@redhat.com>
5046 PR rtl-optimization/88796
5047 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
5048 * cfgexpand.c (stack_protect_prologue): Initialize
5049 crtl->stack_protect_guard_decl.
5050 * function.c (stack_protect_epilogue): Use it instead of calling
5051 targetm.stack_protect_guard again.
5052 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
5053 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
5054 crtl->stack_protect_guard_decl.
5055 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
5056 on the returned MEM_EXPR.
5058 2019-01-12 Tom de Vries <tdevries@suse.de>
5060 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
5061 vector length using -fopenacc-dim.
5063 2019-01-12 Tom de Vries <tdevries@suse.de>
5065 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
5066 lengths into account.
5068 2019-01-12 Svante Signell <svante.signell@gmail.com>
5070 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
5071 (TARGET_CAN_SPLIT_STACK): Define.
5072 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
5074 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
5076 * params.def (inline-unit-growth): Set to 40.
5078 2019-01-12 Jakub Jelinek <jakub@redhat.com>
5080 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
5082 2019-01-12 Tom de Vries <tdevries@suse.de>
5084 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
5085 region calling vector-partitionable routine, set default_vector_length
5088 2019-01-12 Tom de Vries <tdevries@suse.de>
5090 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
5091 variable default_vector_length.
5093 2019-01-12 Tom de Vries <tdevries@suse.de>
5096 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
5097 from oacc_default_dims, as oacc_validate_dims would do it, and apply
5100 2019-01-12 Tom de Vries <tdevries@suse.de>
5102 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
5103 (nvptx_goacc_validate_dims): Add used parameter.
5104 * doc/tm.texi: Regenerate.
5105 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
5106 argument to call to targetm.goacc.validate_dims.
5107 (default_goacc_validate_dims): Add used
5109 * target.def (validate_dims): Add used parameter in DEFHOOK.
5110 * targhooks.h (default_goacc_validate_dims): Add used parameter.
5112 2019-01-11 Jakub Jelinek <jakub@redhat.com>
5116 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
5118 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
5119 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
5120 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
5121 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
5123 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
5125 PR rtl-optimization/87305
5127 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
5128 for little endian pseudos used as paradoxical subreg.
5130 2019-01-11 Jakub Jelinek <jakub@redhat.com>
5132 PR tree-optimization/88693
5133 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
5134 for STRING_CSTs that don't contain any NUL characters in the first
5135 TREE_STRING_LENGTH bytes.
5137 2019-01-11 Alan Modra <amodra@gmail.com>
5141 * genattrtab.c (min_fn): Don't translate values.
5142 (min_attr_value): Return INT_MAX when the value can't be calculated.
5143 Return minimum among any values that can be calculated.
5144 (max_attr_value): Adjust.
5146 2019-01-11 Jakub Jelinek <jakub@redhat.com>
5148 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
5150 2019-01-11 Steve Ellcey <sellcey@marvell.com>
5152 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
5153 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
5154 (aarch64_return_call_with_max_clobbers): New function.
5155 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
5156 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
5158 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
5159 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
5160 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
5161 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
5162 * cselib.c (cselib_process_insn): Add argument to
5163 targetm.hard_regno_call_part_clobbered call.
5164 * ira-conflicts.c (ira_build_conflicts): Ditto.
5165 * ira-costs.c (ira_tune_allocno_costs): Ditto.
5166 * lra-constraints.c (inherit_reload_reg): Ditto.
5167 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
5168 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
5169 argument. Call targetm.return_call_with_max_clobbers.
5170 Add argument to targetm.hard_regno_call_part_clobbered call.
5171 (calls_have_same_clobbers_p): New function.
5172 (process_bb_lives): Add call_insn and last_call_insn variables.
5173 Pass call_insn to check_pseudos_live_through_calls.
5174 Modify if stmt to check targetm.return_call_with_max_clobbers.
5175 Update setting of flush variable.
5176 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
5178 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
5179 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
5180 targetm.hard_regno_call_part_clobbered call.
5181 * reginfo.c (choose_hard_reg_mode): Ditto.
5182 * regrename.c (check_new_reg_p): Ditto.
5183 * reload.c (find_equiv_reg): Ditto.
5184 * reload1.c (emit_reload_insns): Ditto.
5185 * sched-deps.c (deps_analyze_insn): Ditto.
5186 * sel-sched.c (init_regs_for_mode): Ditto.
5187 (mark_unavailable_hard_regs): Ditto.
5188 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
5189 * target.def (hard_regno_call_part_clobbered): Add insn argument.
5190 (return_call_with_max_clobbers): New target function.
5191 * doc/tm.texi: Regenerate.
5192 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
5193 * hooks.c (hook_bool_uint_mode_false): Change to
5194 hook_bool_insn_uint_mode_false.
5195 * hooks.h (hook_bool_uint_mode_false): Ditto.
5197 2019-01-11 Steve Ellcey <sellcey@marvell.com>
5199 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
5200 (aarch64_remove_extra_call_preserved_regs): New function.
5201 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
5202 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
5203 * doc/tm.texi: Regenerate.
5204 * final.c (get_call_reg_set_usage): Call new hook.
5205 * target.def (remove_extra_call_preserved_regs): New hook.
5206 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
5207 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
5209 2019-01-11 Jakub Jelinek <jakub@redhat.com>
5212 * passes.c (finish_optimization_passes): Call print_combine_total_stats
5213 inside of pass_combine_1 dump rather than pass_profile_1.
5215 2019-01-11 Tom de Vries <tdevries@suse.de>
5217 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
5218 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
5219 (PTX_NUM_PER_WORKER_BARRIERS): Define.
5220 (nvptx_apply_dim_limits): Prevent vector_length 64 and
5223 2019-01-11 Tom de Vries <tdevries@suse.de>
5225 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
5227 2019-01-11 Jan Beulich <jbeulich@suse.com>
5229 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
5230 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
5231 sse2_cvtsi2sd): Add {l}.
5232 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
5235 2019-01-10 Jakub Jelinek <jakub@redhat.com>
5238 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
5240 (*float<floatunssuffix>v2div2sf2): New define_insn.
5241 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
5242 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
5243 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
5244 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
5245 match_operands with "const0_operand" "C".
5247 2019-01-10 Tamar Christina <tamar.christina@arm.com>
5249 * config/aarch64/aarch64-builtins.c
5250 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
5251 (aarch64_init_simd_builtins): ...Here
5253 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
5255 PR rtl-optimization/87305
5257 (setup_live_pseudos_and_spill_after_risky_transforms): Check
5258 allocation for big endian pseudos used as paradoxical subregs and
5259 spill them if it is wrong.
5260 * lra-constraints.c (lra_constraints): Add a comment.
5262 2019-01-10 Richard Biener <rguenther@suse.de>
5264 PR tree-optimization/88792
5265 * tree-ssa-pre.c (get_representative_for): Do not return a
5268 2019-01-10 Jakub Jelinek <jakub@redhat.com>
5272 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
5273 (assign_parm_setup_block): Do the argument slot realignment here
5276 2019-01-10 Stefan Agner <stefan@agner.ch>
5279 * config/arm/arm.c (arm_option_override_internal): Force
5280 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
5282 2019-01-10 Jakub Jelinek <jakub@redhat.com>
5285 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
5288 2019-01-10 Tamar Christina <tamar.christina@arm.com>
5290 * config/arm/arm-builtins.c
5291 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
5292 (MAC_LANE_PAIR_QUALIFIERS): New.
5293 (arm_expand_builtin_args): Use it.
5294 (arm_expand_builtin_1): Likewise.
5295 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
5296 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
5297 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
5298 * config/arm/arm_neon.h:
5299 (vcadd_rot90_f16): New.
5300 (vcaddq_rot90_f16): New.
5301 (vcadd_rot270_f16): New.
5302 (vcaddq_rot270_f16): New.
5305 (vcmla_lane_f16): New.
5306 (vcmla_laneq_f16): New.
5307 (vcmlaq_lane_f16): New.
5308 (vcmlaq_laneq_f16): New.
5309 (vcmla_rot90_f16): New.
5310 (vcmlaq_rot90_f16): New.
5311 (vcmla_rot90_lane_f16): New.
5312 (vcmla_rot90_laneq_f16): New.
5313 (vcmlaq_rot90_lane_f16): New.
5314 (vcmlaq_rot90_laneq_f16): New.
5315 (vcmla_rot180_f16): New.
5316 (vcmlaq_rot180_f16): New.
5317 (vcmla_rot180_lane_f16): New.
5318 (vcmla_rot180_laneq_f16): New.
5319 (vcmlaq_rot180_lane_f16): New.
5320 (vcmlaq_rot180_laneq_f16): New.
5321 (vcmla_rot270_f16): New.
5322 (vcmlaq_rot270_f16): New.
5323 (vcmla_rot270_lane_f16): New.
5324 (vcmla_rot270_laneq_f16): New.
5325 (vcmlaq_rot270_lane_f16): New.
5326 (vcmlaq_rot270_laneq_f16): New.
5327 (vcadd_rot90_f32): New.
5328 (vcaddq_rot90_f32): New.
5329 (vcadd_rot270_f32): New.
5330 (vcaddq_rot270_f32): New.
5333 (vcmla_lane_f32): New.
5334 (vcmla_laneq_f32): New.
5335 (vcmlaq_lane_f32): New.
5336 (vcmlaq_laneq_f32): New.
5337 (vcmla_rot90_f32): New.
5338 (vcmlaq_rot90_f32): New.
5339 (vcmla_rot90_lane_f32): New.
5340 (vcmla_rot90_laneq_f32): New.
5341 (vcmlaq_rot90_lane_f32): New.
5342 (vcmlaq_rot90_laneq_f32): New.
5343 (vcmla_rot180_f32): New.
5344 (vcmlaq_rot180_f32): New.
5345 (vcmla_rot180_lane_f32): New.
5346 (vcmla_rot180_laneq_f32): New.
5347 (vcmlaq_rot180_lane_f32): New.
5348 (vcmlaq_rot180_laneq_f32): New.
5349 (vcmla_rot270_f32): New.
5350 (vcmlaq_rot270_f32): New.
5351 (vcmla_rot270_lane_f32): New.
5352 (vcmla_rot270_laneq_f32): New.
5353 (vcmlaq_rot270_lane_f32): New.
5354 (vcmlaq_rot270_laneq_f32): New.
5355 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
5356 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
5357 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
5358 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
5359 vcmlaq_lane270): New.
5360 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
5361 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
5362 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
5363 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
5364 (arm_option_reconfigure_globals): Use them.
5365 * config/arm/iterators.md (VDF, VQ_HSF): New.
5366 (VCADD, VCMLA): New.
5367 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
5368 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
5370 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
5371 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
5373 2019-01-10 Tamar Christina <tamar.christina@arm.com>
5375 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
5376 Add qualifier_lane_pair_index.
5377 (emit-rtl.h): Include.
5378 (TYPES_QUADOP_LANE_PAIR): New.
5379 (aarch64_simd_expand_args): Use it.
5380 (aarch64_simd_expand_builtin): Likewise.
5381 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
5383 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
5384 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
5385 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
5386 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
5387 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
5388 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
5389 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
5390 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
5391 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
5392 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
5393 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
5394 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
5395 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
5396 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
5397 Add __ARM_FEATURE_COMPLEX.
5398 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
5399 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
5400 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
5401 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
5402 fcmlaq_lane270): New.
5403 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
5404 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
5405 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
5406 * config/aarch64/arm_neon.h:
5407 (vcadd_rot90_f16): New.
5408 (vcaddq_rot90_f16): New.
5409 (vcadd_rot270_f16): New.
5410 (vcaddq_rot270_f16): New.
5413 (vcmla_lane_f16): New.
5414 (vcmla_laneq_f16): New.
5415 (vcmlaq_lane_f16): New.
5416 (vcmlaq_rot90_lane_f16): New.
5417 (vcmla_rot90_laneq_f16): New.
5418 (vcmla_rot90_lane_f16): New.
5419 (vcmlaq_rot90_f16): New.
5420 (vcmla_rot90_f16): New.
5421 (vcmlaq_laneq_f16): New.
5422 (vcmla_rot180_laneq_f16): New.
5423 (vcmla_rot180_lane_f16): New.
5424 (vcmlaq_rot180_f16): New.
5425 (vcmla_rot180_f16): New.
5426 (vcmlaq_rot90_laneq_f16): New.
5427 (vcmlaq_rot270_laneq_f16): New.
5428 (vcmlaq_rot270_lane_f16): New.
5429 (vcmla_rot270_laneq_f16): New.
5430 (vcmlaq_rot270_f16): New.
5431 (vcmla_rot270_f16): New.
5432 (vcmlaq_rot180_laneq_f16): New.
5433 (vcmlaq_rot180_lane_f16): New.
5434 (vcmla_rot270_lane_f16): New.
5435 (vcadd_rot90_f32): New.
5436 (vcaddq_rot90_f32): New.
5437 (vcaddq_rot90_f64): New.
5438 (vcadd_rot270_f32): New.
5439 (vcaddq_rot270_f32): New.
5440 (vcaddq_rot270_f64): New.
5444 (vcmla_lane_f32): New.
5445 (vcmla_laneq_f32): New.
5446 (vcmlaq_lane_f32): New.
5447 (vcmlaq_laneq_f32): New.
5448 (vcmla_rot90_f32): New.
5449 (vcmlaq_rot90_f32): New.
5450 (vcmlaq_rot90_f64): New.
5451 (vcmla_rot90_lane_f32): New.
5452 (vcmla_rot90_laneq_f32): New.
5453 (vcmlaq_rot90_lane_f32): New.
5454 (vcmlaq_rot90_laneq_f32): New.
5455 (vcmla_rot180_f32): New.
5456 (vcmlaq_rot180_f32): New.
5457 (vcmlaq_rot180_f64): New.
5458 (vcmla_rot180_lane_f32): New.
5459 (vcmla_rot180_laneq_f32): New.
5460 (vcmlaq_rot180_lane_f32): New.
5461 (vcmlaq_rot180_laneq_f32): New.
5462 (vcmla_rot270_f32): New.
5463 (vcmlaq_rot270_f32): New.
5464 (vcmlaq_rot270_f64): New.
5465 (vcmla_rot270_lane_f32): New.
5466 (vcmla_rot270_laneq_f32): New.
5467 (vcmlaq_rot270_lane_f32): New.
5468 (vcmlaq_rot270_laneq_f32): New.
5469 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
5470 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
5471 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
5472 (FCADD, FCMLA): New.
5474 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
5476 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
5480 * config/pa/pa.c: Change "can not" to "cannot".
5481 * gimple-ssa-evrp-analyze.c: Likewise.
5482 * ipa-icf.c: Likewise.
5483 * ipa-polymorphic-call.c: Likewise.
5484 * ipa-pure-const.c: Likewise.
5485 * lra-constraints.c: Likewise.
5486 * lra-remat.c: Likewise.
5487 * reload1.c: Likewise.
5488 * reorg.c: Likewise.
5489 * tree-ssa-uninit.c: Likewise.
5491 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
5495 * Makefile.in: Mechanically replace "can not" with "cannot".
5496 * alias.c: Likewise.
5497 * builtins.c: Likewise.
5498 * calls.c: Likewise.
5499 * cgraph.c: Likewise.
5500 * cgraph.h: Likewise.
5501 * cgraphclones.c: Likewise.
5502 * cgraphunit.c: Likewise.
5503 * combine-stack-adj.c: Likewise.
5504 * combine.c: Likewise.
5505 * common/config/i386/i386-common.c: Likewise.
5506 * config/aarch64/aarch64.c: Likewise.
5507 * config/alpha/sync.md: Likewise.
5508 * config/arc/arc.c: Likewise.
5509 * config/arc/predicates.md: Likewise.
5510 * config/arm/arm-c.c: Likewise.
5511 * config/arm/arm.c: Likewise.
5512 * config/arm/arm.h: Likewise.
5513 * config/arm/arm.md: Likewise.
5514 * config/arm/cortex-r4f.md: Likewise.
5515 * config/csky/csky.c: Likewise.
5516 * config/csky/csky.h: Likewise.
5517 * config/darwin-f.c: Likewise.
5518 * config/epiphany/epiphany.md: Likewise.
5519 * config/i386/i386.c: Likewise.
5520 * config/i386/sol2.h: Likewise.
5521 * config/m68k/m68k.c: Likewise.
5522 * config/mcore/mcore.h: Likewise.
5523 * config/microblaze/microblaze.md: Likewise.
5524 * config/mips/20kc.md: Likewise.
5525 * config/mips/sb1.md: Likewise.
5526 * config/nds32/nds32.c: Likewise.
5527 * config/nds32/predicates.md: Likewise.
5528 * config/pa/pa.c: Likewise.
5529 * config/rs6000/e300c2c3.md: Likewise.
5530 * config/rs6000/rs6000.c: Likewise.
5531 * config/s390/s390.h: Likewise.
5532 * config/sh/sh.c: Likewise.
5533 * config/sh/sh.md: Likewise.
5534 * config/spu/vmx2spu.h: Likewise.
5535 * cprop.c: Likewise.
5536 * dbxout.c: Likewise.
5537 * df-scan.c: Likewise.
5538 * doc/cfg.texi: Likewise.
5539 * doc/extend.texi: Likewise.
5540 * doc/fragments.texi: Likewise.
5541 * doc/gty.texi: Likewise.
5542 * doc/invoke.texi: Likewise.
5543 * doc/lto.texi: Likewise.
5544 * doc/md.texi: Likewise.
5545 * doc/objc.texi: Likewise.
5546 * doc/rtl.texi: Likewise.
5547 * doc/tm.texi: Likewise.
5549 * emit-rtl.c: Likewise.
5550 * emit-rtl.h: Likewise.
5551 * except.c: Likewise.
5552 * expmed.c: Likewise.
5554 * fold-const.c: Likewise.
5555 * genautomata.c: Likewise.
5556 * gimple-fold.c: Likewise.
5557 * hard-reg-set.h: Likewise.
5558 * ifcvt.c: Likewise.
5559 * ipa-comdats.c: Likewise.
5560 * ipa-cp.c: Likewise.
5561 * ipa-devirt.c: Likewise.
5562 * ipa-fnsummary.c: Likewise.
5563 * ipa-icf.c: Likewise.
5564 * ipa-inline-transform.c: Likewise.
5565 * ipa-inline.c: Likewise.
5566 * ipa-polymorphic-call.c: Likewise.
5567 * ipa-profile.c: Likewise.
5568 * ipa-prop.c: Likewise.
5569 * ipa-pure-const.c: Likewise.
5570 * ipa-reference.c: Likewise.
5571 * ipa-split.c: Likewise.
5572 * ipa-visibility.c: Likewise.
5574 * ira-build.c: Likewise.
5575 * ira-color.c: Likewise.
5576 * ira-conflicts.c: Likewise.
5577 * ira-costs.c: Likewise.
5578 * ira-int.h: Likewise.
5579 * ira-lives.c: Likewise.
5582 * loop-invariant.c: Likewise.
5583 * loop-unroll.c: Likewise.
5584 * lower-subreg.c: Likewise.
5585 * lra-assigns.c: Likewise.
5586 * lra-constraints.c: Likewise.
5587 * lra-eliminations.c: Likewise.
5588 * lra-lives.c: Likewise.
5589 * lra-remat.c: Likewise.
5590 * lra-spills.c: Likewise.
5592 * lto-cgraph.c: Likewise.
5593 * lto-streamer-out.c: Likewise.
5594 * postreload-gcse.c: Likewise.
5595 * predict.c: Likewise.
5596 * profile-count.h: Likewise.
5597 * profile.c: Likewise.
5598 * recog.c: Likewise.
5600 * reload.c: Likewise.
5601 * reload1.c: Likewise.
5602 * reorg.c: Likewise.
5603 * resource.c: Likewise.
5604 * rtl.def: Likewise.
5606 * rtlanal.c: Likewise.
5607 * sched-deps.c: Likewise.
5608 * sched-ebb.c: Likewise.
5609 * sched-rgn.c: Likewise.
5610 * sel-sched-ir.c: Likewise.
5611 * sel-sched.c: Likewise.
5612 * shrink-wrap.c: Likewise.
5613 * simplify-rtx.c: Likewise.
5614 * symtab.c: Likewise.
5615 * target.def: Likewise.
5616 * toplev.c: Likewise.
5617 * tree-call-cdce.c: Likewise.
5618 * tree-cfg.c: Likewise.
5619 * tree-complex.c: Likewise.
5620 * tree-core.h: Likewise.
5621 * tree-eh.c: Likewise.
5622 * tree-inline.c: Likewise.
5623 * tree-loop-distribution.c: Likewise.
5624 * tree-nrv.c: Likewise.
5625 * tree-profile.c: Likewise.
5626 * tree-sra.c: Likewise.
5627 * tree-ssa-alias.c: Likewise.
5628 * tree-ssa-dce.c: Likewise.
5629 * tree-ssa-dom.c: Likewise.
5630 * tree-ssa-forwprop.c: Likewise.
5631 * tree-ssa-loop-im.c: Likewise.
5632 * tree-ssa-loop-ivcanon.c: Likewise.
5633 * tree-ssa-loop-ivopts.c: Likewise.
5634 * tree-ssa-loop-niter.c: Likewise.
5635 * tree-ssa-phionlycprop.c: Likewise.
5636 * tree-ssa-phiopt.c: Likewise.
5637 * tree-ssa-propagate.c: Likewise.
5638 * tree-ssa-threadedge.c: Likewise.
5639 * tree-ssa-threadupdate.c: Likewise.
5640 * tree-ssa-uninit.c: Likewise.
5641 * tree-ssanames.c: Likewise.
5642 * tree-streamer-out.c: Likewise.
5645 * vr-values.c: Likewise.
5647 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
5649 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
5650 (ix86_split_xorsign): Ditto.
5651 * config/i386/i386.c (ix86_expand_xorsign): New function.
5652 (ix86_split_xorsign): Ditto.
5653 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
5654 (xorsign<mode>3): New expander.
5655 (xorsign<mode>3_1): New insn_and_split pattern.
5656 * config/i386/sse.md (xorsign<mode>3): New expander.
5658 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
5660 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
5661 (*tablejump_sp64): Likewise.
5662 (*tablejump<P:mode>): ...this.
5663 (*call_address_sp32): Merge into...
5664 (*call_address_sp64): Likewise.
5665 (*call_address<P:mode>): ...this.
5666 (*call_symbolic_sp32): Merge into...
5667 (*call_symbolic_sp64): Likewise.
5668 (*call_symbolic<P:mode>): ...this.
5669 (call_value): Remove constraint and add predicate.
5670 (*call_value_address_sp32): Merge into...
5671 (*call_value_address_sp64): Likewise.
5672 (*call_value_address<P:mode>): ...this.
5673 (*call_value_symbolic_sp32): Merge into...
5674 (*call_value_symbolic_sp64): Likewise.
5675 (*call_value_symbolic<P:mode>): ...this.
5676 (*sibcall_symbolic_sp32): Merge into...
5677 (*sibcall_symbolic_sp64): Likewise.
5678 (*sibcall_symbolic<P:mode>): ...this.
5679 (sibcall_value): Remove constraint and add predicate.
5680 (*sibcall_value_symbolic_sp32): Merge into...
5681 (*sibcall_value_symbolic_sp64): Likewise.
5682 (*sibcall_value_symbolic<P:mode>): ...this.
5683 (window_save): Minor tweak.
5684 (*branch_sp32): Merge into...
5685 (*branch_sp64): Likewise.
5686 (*branch<P:mode>): ...this.
5688 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
5689 James Clarke <jrtc27@jrtc27.com>
5692 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
5693 consistently in TLS address generation and adjust code to the renaming
5694 of patterns. Mark calls to __tls_get_addr as const.
5695 * config/sparc/sparc.md (tgd_hi22): Turn into...
5696 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
5697 (tgd_lo10): Turn into...
5698 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
5699 (tgd_add32): Merge into...
5700 (tgd_add64): Likewise.
5701 (tgd_add<P:mode>): ...this and use Pmode throughout.
5702 (tldm_hi22): Turn into...
5703 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
5704 (tldm_lo10): Turn into...
5705 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
5706 (tldm_add32): Merge into...
5707 (tldm_add64): Likewise.
5708 (tldm_add<P:mode>): ...this and use Pmode throughout.
5709 (tldm_call32): Merge into...
5710 (tldm_call64): Likewise.
5711 (tldm_call<P:mode>): ...this and use Pmode throughout.
5712 (tldo_hix22): Turn into...
5713 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
5714 (tldo_lox10): Turn into...
5715 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
5716 (tldo_add32): Merge into...
5717 (tldo_add64): Likewise.
5718 (tldo_add<P:mode>): ...this and use Pmode throughout.
5719 (tie_hi22): Turn into...
5720 (tie_hi22<P:mode>): ...this and use Pmode throughout.
5721 (tie_lo10): Turn into...
5722 (tie_lo10<P:mode>): ...this and use Pmode throughout.
5723 (tie_ld64): Use DImode throughout.
5724 (tie_add32): Merge into...
5725 (tie_add64): Likewise.
5726 (tie_add<P:mode>): ...this and use Pmode throughout.
5727 (tle_hix22_sp32): Merge into...
5728 (tle_hix22_sp64): Likewise.
5729 (tle_hix22<P:mode>): ...this and use Pmode throughout.
5730 (tle_lox22_sp32): Merge into...
5731 (tle_lox22_sp64): Likewise.
5732 (tle_lox22<P:mode>): ...this and use Pmode throughout.
5733 (*tldo_ldub_sp32): Merge into...
5734 (*tldo_ldub_sp64): Likewise.
5735 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
5736 (*tldo_ldub1_sp32): Merge into...
5737 (*tldo_ldub1_sp64): Likewise.
5738 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
5739 (*tldo_ldub2_sp32): Merge into...
5740 (*tldo_ldub2_sp64): Likewise.
5741 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
5742 (*tldo_ldsb1_sp32): Merge into...
5743 (*tldo_ldsb1_sp64): Likewise.
5744 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
5745 (*tldo_ldsb2_sp32): Merge into...
5746 (*tldo_ldsb2_sp64): Likewise.
5747 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
5748 (*tldo_ldub3_sp64): Use DImode throughout.
5749 (*tldo_ldsb3_sp64): Likewise.
5750 (*tldo_lduh_sp32): Merge into...
5751 (*tldo_lduh_sp64): Likewise.
5752 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
5753 (*tldo_lduh1_sp32): Merge into...
5754 (*tldo_lduh1_sp64): Likewise.
5755 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
5756 (*tldo_ldsh1_sp32): Merge into...
5757 (*tldo_ldsh1_sp64): Likewise.
5758 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
5759 (*tldo_lduh2_sp64): Use DImode throughout.
5760 (*tldo_ldsh2_sp64): Likewise.
5761 (*tldo_lduw_sp32): Merge into...
5762 (*tldo_lduw_sp64): Likewise.
5763 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
5764 (*tldo_lduw1_sp64): Use DImode throughout.
5765 (*tldo_ldsw1_sp64): Likewise.
5766 (*tldo_ldx_sp64): Likewise.
5767 (*tldo_stb_sp32): Merge into...
5768 (*tldo_stb_sp64): Likewise.
5769 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
5770 (*tldo_sth_sp32): Merge into...
5771 (*tldo_sth_sp64): Likewise.
5772 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
5773 (*tldo_stw_sp32): Merge into...
5774 (*tldo_stw_sp64): Likewise.
5775 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
5776 (*tldo_stx_sp64): Use DImode throughout.
5778 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5780 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
5781 check configure option to set BTI and Return Address Signing.
5782 * configure.ac: Add --enable-standard-branch-protection and
5783 --disable-standard-branch-protection.
5784 * configure: Regenerated.
5785 * doc/install.texi: Document the same.
5787 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5788 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5790 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
5791 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
5792 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
5794 * config/aarch64/aarch64-bti-insert.c: New file.
5795 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
5797 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
5799 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
5800 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
5801 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
5802 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
5804 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5806 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
5807 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
5808 Disable bti for -mbranch-protection=none.
5809 (aarch64_handle_standard_branch_protection): Enable bti for
5810 -mbranch-protection=standard.
5811 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
5812 -mbranch-protection.
5813 (aarch64_bti_enabled): Check if bti is enabled.
5814 * config/aarch64/aarch64.opt: Declare target variable.
5815 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
5817 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5819 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
5820 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
5821 (aarch64_expand_epilogue): Likewise.
5822 (aarch64_output_mi_thunk): Likewise
5823 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
5824 TAILCALL_ADDR_REGS to x16 and x17.
5825 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
5827 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5829 * config/aarch64/aarch64-option-extensions.def: Define
5830 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
5831 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
5832 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
5833 (AARCH64_FL_PREDRES): New.
5834 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
5835 AARCH64_FL_PREDRES by default.
5836 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
5838 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5840 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
5842 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
5843 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
5844 * doc/invoke.texi: Document ARMv8.5-A.
5846 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
5848 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
5849 (xorsign<mode>3): Likewise.
5851 2019-01-09 Jelinek <jakub@redhat.com>
5854 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
5855 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
5857 PR rtl-optimization/88331
5858 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
5859 not currently_expanding_to_rtl.
5861 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
5863 * doc/invoke.texi (-Os): Remove trailing spaces.
5864 (-finline-functions): Remove reference to -O2.
5866 2019-01-08 Jakub Jelinek <jakub@redhat.com>
5868 PR rtl-optimization/79593
5869 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
5871 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
5872 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
5874 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
5877 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
5881 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
5882 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
5884 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
5887 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
5888 ix86_avx_u128_mode_entry.
5890 2019-01-08 Martin Liska <mliska@suse.cz>
5892 PR tree-optimization/88753
5893 * tree-switch-conversion.c (switch_conversion::build_one_array):
5894 Come up with local variable constructor. Convert first to
5895 type of constructor values.
5897 2019-01-08 Richard Biener <rguenther@suse.de>
5899 PR tree-optimization/86554
5900 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
5901 rpo_avail): Move earlier.
5902 (visit_nary_op): When value-numbering to expressions
5903 with different overflow behavior make sure there's an
5904 available expression on the path.
5906 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
5908 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
5909 aarch64_parse_branch_protection,
5910 struct aarch64_branch_protect_type,
5911 aarch64_handle_no_branch_protection,
5912 aarch64_handle_standard_branch_protection,
5913 aarch64_validate_mbranch_protection,
5914 aarch64_handle_pac_ret_protection,
5915 aarch64_handle_attr_branch_protection,
5916 accepted_branch_protection_string,
5917 aarch64_pac_ret_subtypes,
5918 aarch64_branch_protect_types,
5919 aarch64_handle_pac_ret_leaf): Define.
5920 (aarch64_override_options_after_change_1, aarch64_override_options):
5921 Add check for accepted_branch_protection_string.
5922 (aarch64_option_save): Save accepted_branch_protection_string.
5923 (aarch64_option_restore): Save accepted_branch_protection_string.
5924 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
5925 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
5926 msign-return-address.
5927 * doc/invoke.texi: Add mbranch-protection.
5929 2019-01-08 Alan Modra <amodra@gmail.com>
5932 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
5933 Delete "unknownp" parameter. Adjust callers. Handle
5934 CONST_INT, PLUS, MINUS, and MULT.
5935 (attr_value_aligned): Renamed from or_attr_value.
5936 (min_attr_value): Return INT_MIN for unhandled rtl case..
5937 (min_fn): ..and translate to INT_MAX here.
5938 (write_length_unit_log): Modify to cope without "unknown".
5939 (write_attr_value): Handle IF_THEN_ELSE.
5941 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
5943 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
5944 optimization for masked stores.
5946 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
5949 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
5950 output vector directly to duplicate_and_interleave instead of
5951 going through a temporary. Postpone insertion of ctor_seq to
5952 the end of the loop.
5954 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
5957 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
5958 unsigned_p. Handle signed and unsigned overflow correction as
5960 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
5962 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
5964 (add<mode>3_compareV_imm): Make this callable for expanding.
5965 (subv<GPI:mode>4): Use register_operand for operand 1. Use
5966 aarch64_plus_operand for operand 2.
5967 (subv<GPI:mode>_insn): New insn pattern.
5968 (subv<GPI:mode>_imm): Likewise.
5969 (negv<GPI:mode>3): New expand pattern.
5970 (negv<GPI:mode>_insn): New insn pattern.
5971 (negv<GPI:mode>_cmp_only): Likewise.
5972 (cmpv<GPI:mode>_insn): Likewise.
5973 (subvti4): Use register_operand for operand 1. Update call to
5974 aarch64_expand_subvti.
5975 (usubvti4): Likewise.
5976 (negvti3): New expand pattern.
5977 (negdi_carryout): New insn pattern.
5978 (negvdi_carryinV): New insn pattern.
5979 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
5980 version the named version.
5981 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
5983 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
5985 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
5987 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
5988 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
5989 (sub<mode>3_carryinCV): Delete.
5990 (sub<GPI:mode>3_carryinV): New expand pattern.
5991 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
5993 2019-01-07 Richard Biener <rguenther@suse.de>
5995 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
5996 of tree_operand_hash.
5998 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
6000 PR tree-optimization/88598
6001 * tree.h (single_nonzero_element): Declare.
6002 * tree.c (single_nonzero_element): New function.
6003 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
6004 if I is the only nonzero element of CST.
6006 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
6008 PR tree-optimization/88598
6009 * tree.h (initializer_each_zero_or_onep): Declare.
6010 * tree.c (initializer_each_zero_or_onep): New function.
6011 (signed_or_unsigned_type_for): Handle float types too.
6012 (unsigned_type_for, signed_type_for): Update comments accordingly.
6013 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
6014 x & { 0 or -1, 0 or -1, ... }.
6016 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
6018 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
6019 with x86_64-pc-linux-gnu.
6021 2019-01-07 Tom de Vries <tdevries@suse.de>
6024 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
6026 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
6029 2019-01-07 Jakub Jelinek <jakub@redhat.com>
6031 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
6032 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
6033 TARGET_AVX512F as condition.
6036 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
6037 const_not_ok_for_debug_p target hook.
6038 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
6039 on UNSPEC and subexpressions thereof if all subexpressions of the
6040 UNSPEC are CONSTANT_P.
6042 PR tree-optimization/88676
6043 * tree-ssa-phiopt.c (two_value_replacement): New function.
6044 (tree_ssa_phiopt_worker): Call it.
6047 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
6048 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
6051 * tree-vect-generic.c: Include insn-config.h and recog.h.
6052 (expand_vector_piecewise): Add defaulted ret_type argument,
6053 if non-NULL, use that in preference to type for the result type.
6054 (expand_vector_parallel): Formatting fix.
6055 (do_vec_conversion, do_vec_narrowing_conversion,
6056 expand_vector_conversion): New functions.
6057 (expand_vector_operations_1): Call expand_vector_conversion
6058 for VEC_CONVERT ifn calls.
6059 * internal-fn.def (VEC_CONVERT): New internal function.
6060 * internal-fn.c (expand_VEC_CONVERT): New function.
6061 * fold-const-call.c (fold_const_vec_convert): New function.
6062 (fold_const_call): Use it for CFN_VEC_CONVERT.
6063 * doc/extend.texi (__builtin_convertvector): Document.
6065 2019-01-07 Tom de Vries <tdevries@suse.de>
6067 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
6068 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
6069 vector_red_partition, vector_red_sym): New global variables.
6070 (nvptx_option_override): Initialize vector_red_sym.
6071 (nvptx_declare_function_name): Restore red_partition register.
6072 (nvptx_file_end): Emit code to declare the vector reduction variables.
6073 (nvptx_output_red_partition): New function.
6074 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
6075 large vector reductions.
6076 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
6077 (nvptx_init_builtins): Add VECTOR_ADDR.
6078 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
6079 Handle nvptx_expand_shared_addr.
6080 (nvptx_get_shared_red_addr): Add vector argument and handle large
6082 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
6084 (nvptx_goacc_reduction_init): Likewise.
6085 (nvptx_goacc_reduction_fini): Likewise.
6086 (nvptx_goacc_reduction_teardown): Likewise.
6087 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
6088 init,fini,teardown}.
6089 (nvptx_init_axis_predicate): Initialize vector_red_partition.
6090 (nvptx_set_current_function): Init vector_red_partition.
6091 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
6092 (nvptx_red_partition): New insn.
6093 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
6095 2019-01-07 Tom de Vries <tdevries@suse.de>
6098 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
6101 2019-01-07 Tom de Vries <tdevries@suse.de>
6103 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
6104 (nvptx_option_override): Init oacc_bcast_partition.
6105 (nvptx_init_oacc_workers): New function.
6106 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
6107 (nvptx_needs_shared_bcast): New function.
6108 (nvptx_find_par): Generalize to enable vectors to use shared-memory
6110 (nvptx_shared_propagate): Initialize vector bcast partition and
6111 synchronization state.
6112 (nvptx_single): Generalize to enable vectors to use shared-memory
6114 (nvptx_process_pars): Likewise.
6115 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
6116 * config/nvptx/nvptx.h (struct machine_function): Add
6117 bcast_partition and sync_bar members.
6119 2019-01-07 Tom de Vries <tdevries@suse.de>
6121 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
6122 (nvptx_apply_dim_limits): New function.
6123 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
6126 2019-01-07 Tom de Vries <tdevries@suse.de>
6128 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
6129 as late as possible.
6131 2019-01-07 Tom de Vries <tdevries@suse.de>
6133 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
6134 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
6135 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
6136 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
6137 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
6139 2019-01-07 Tom de Vries <tdevries@suse.de>
6141 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
6143 2019-01-07 Tom de Vries <tdevries@suse.de>
6145 * omp-offload.c (oacc_get_min_dim): New function.
6146 * omp-offload.h (oacc_get_min_dim): Declare.
6148 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
6151 * config/i386/i386.c (function_value_ms_64): Return small sturct in
6152 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
6154 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6158 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
6160 * ipa-inline.c (edge_badness): Use inlined_time instead of
6161 inline_summaries->get.
6163 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6165 * opts.c (enable_fdo_optimizations): Enable
6166 version-loops-for-strides, loop-interchange, unrol-and-jam
6167 and tree-loop-distribution.
6168 * invoke.texi: Document newly enabled options.
6170 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6172 * doc/invoke.texi (max-inline-insns-small): New parameters.
6173 * ipa-inline.c (want_early_inline_function_p): simplify.
6174 (want_inline_small_function_p): Fix pasto from previous patch;
6175 use max-inline-insns-small bound.
6176 * params.def (max-inline-insns-small): New param.
6177 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
6178 variables correctly.
6180 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6182 * doc/invoke.texi: Document max-inline-insns-size,
6183 uninlined-function-insns, uninlined-function-time,
6184 uninlined-thunk-insns and uninlined-thunk-time.
6185 * params.def: Add max-inline-insns-size,
6186 uninlined-function-insns, uninlined-function-time,
6187 uninlined-thunk-insns and uninlined-thunk-time.
6188 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
6190 * ipa-inline.c (can_inline_edge_by_limits_p,
6191 want_inline_small_function_p): Use new parameters.
6193 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6195 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
6197 2019-01-05 Jakub Jelinek <jakub@redhat.com>
6201 * expr.c (expand_assignment): For calls returning VLA structures
6202 if to_rtx is not a MEM, force it into a stack temporary.
6205 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
6206 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
6207 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
6208 subexpressions of both operands.
6209 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
6210 subrtxes are CONSTANT_P.
6211 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
6214 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
6216 * params.def (hot-bb-count-ws-permille): Set to 990.
6218 2019-01-04 Martin Sebor <msebor@redhat.com>
6221 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
6224 2019-01-04 Martin Sebor <msebor@redhat.com>
6227 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
6229 2019-01-04 Jakub Jelinek <jakub@redhat.com>
6231 * gdbinit.in: Turn off pagination for the skip commands, restore
6232 it to previous state afterwards.
6234 2019-01-04 Jakub Jelinek <jakub@redhat.com>
6237 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
6238 of GET_MODE (opN) as modes of the libcall arguments.
6240 2019-01-04 Jan Beulich <jbeulich@suse.com>
6242 * config/i386/sse.md
6243 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
6244 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
6245 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
6246 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
6247 avx512f_vmcmp<mode>3<round_saeonly_name>,
6248 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
6249 avx512f_maskcmp<mode>3,
6250 <avx512>_cvt<ssemodesuffix>2mask<mode>,
6251 <avx512>_cvt<ssemodesuffix>2mask<mode>,
6252 *<avx512>_cvtmask2<ssemodesuffix><mode>,
6253 *<avx512>_cvtmask2<ssemodesuffix><mode>,
6254 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
6255 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
6256 <avx512>_gt<mode>3<mask_scalar_merge_name>,
6257 <avx512>_gt<mode>3<mask_scalar_merge_name>,
6258 <avx512>_testm<mode>3<mask_scalar_merge_name>,
6259 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
6260 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
6261 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
6262 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
6263 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
6264 avx512cd_maskb_vec_dup<mode>,
6265 avx512cd_maskw_vec_dup<mode>,
6266 avx512dq_fpclass<mode><mask_scalar_merge_name>,
6267 avx512dq_vmfpclass<mode>,
6268 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
6271 2019-01-03 Martin Sebor <msebor@redhat.com>
6273 PR tree-optimization/88659
6274 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
6276 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
6278 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
6279 unaligned vsx and avoid lxvd2x/stxvd2x.
6280 (gen_lvx_v4si_move): New function.
6282 2019-01-03 Tom de Vries <tdevries@suse.de>
6284 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
6285 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
6287 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
6289 2019-01-03 Tom de Vries <tdevries@suse.de>
6291 * config/nvptx/nvptx.c (struct offload_attrs): New.
6292 (populate_offload_attrs): New function. Factor mask extraction out of
6293 nvptx_reorg. Add extraction of dimensions.
6294 (nvptx_reorg): Use populate_offload_attrs.
6296 2019-01-03 Tom de Vries <tdevries@suse.de>
6298 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
6299 cases for oacc_min_dims_p and routine_p. Add asserts for
6300 oacc_default_dims_p and offload_region_p.
6302 2019-01-03 Tom de Vries <tdevries@suse.de>
6304 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
6306 (nvptx_goacc_validate_dims): ... here.
6308 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
6310 PR tree-optimization/85574
6311 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
6313 (struct ssa_equip_hash_traits): Declare.
6314 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
6316 2019-01-03 Jakub Jelinek <jakub@redhat.com>
6319 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
6320 change it to qualified_type.
6322 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
6324 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
6325 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
6327 2019-01-02 Martin Sebor <msebor@redhat.com>
6328 Jeff Law <law@redhat.com>
6330 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
6331 (get_range_strlen_tree): Update appropriately.
6333 * gimple-fold.h (get_range_strlen): Drop unused last argument.
6335 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
6336 rather than set_range_info.
6337 * tree-ssa-strlen.c (set_strlen_range): Extracted from
6338 maybe_set_strlen_range. Handle potentially boundary crossing
6339 cases more conservatively.
6340 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
6341 Call set_strlen_range.
6342 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
6345 * gimple-fold.c (get_range_strlen): Update prototype to no longer
6346 need the flexp argument.
6347 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
6348 from calls to get_range_strlen. Update comments. Just update
6349 VAL for an unterminated const char array and let the reset of the
6350 code handle it normally. No longer try to set *flexp. Adjust
6352 (get_range_strlen): Update for the new get_range_strlen API.
6353 (get_maxval_strlen): Similarly.
6354 (gimple_fold_builtin_strlen): Handle update meaning of return value
6355 from get_range_strlen.
6356 * gimple-ssa-sprintf.c (get_string_length): Update for the new
6357 get_range_strlen API.
6359 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
6362 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
6363 false at WPA time when body was removed.
6365 2019-01-02 Martin Liska <mliska@suse.cz>
6367 PR tree-optimization/88650
6368 * predict.c (set_even_probabilities): Calculate probability
6369 remainer only when really used.
6371 2019-01-02 Richard Biener <rguenther@suse.de>
6374 * tree-data-ref.c (analyze_subscript_affine_affine): Use
6375 widest_ints when mangling max_stmt_execution results.
6377 2019-01-02 Richard Biener <rguenther@suse.de>
6379 PR tree-optimization/88621
6380 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
6381 bitfields when canoncalizing.
6383 2019-01-02 Richard Biener <rguenther@suse.de>
6386 * config/i386/x86-tune-costs.h (intel_cost): Adjust
6387 cost of cheap SSE instruction.
6389 2019-01-02 Richard Biener <rguenther@suse.de>
6392 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
6393 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
6395 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
6396 set after UIDs before splitting them.
6398 2019-01-01 Martin Sebor <msebor@redhat.com>
6399 Jeff Law <law@redhat.com>
6401 * gimple-fold.c (get_range_strlen_tree): Record if the computed
6402 length is optimistic. If it is, then arrange to compute the
6403 conservative length as well.
6405 * gimple-fold.h (get_range_strlen): Update prototype.
6406 * builtins.c (check_access): Update call to get_range_strlen to use
6407 c_strlen_data pointer. Change various variable accesses to instead
6408 pull data from the c_strlen_data structure.
6409 (check_strncat_sizes, expand_builtin_strncat): Likewise.
6410 * calls.c (maybe_warn_nonstring_arg): Likewise.
6411 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
6412 minimum length if maximum lengh is unknown.
6413 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
6414 that used c_strlen, it's no longer needed. Restructure slightly.
6415 (format_string): Set unlikely range appropriately.
6416 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
6418 (get_range_strlen): Accept c_strlen_data pointer for external
6419 call sites as well. Pass through to call to internal get_range_strlen.
6420 Adjust minlen, maxlen and maxbound as needed.
6421 (get_maxval_strlen): Update comments.
6422 (gimple_fold_builtin_strlen): Update call to get_range_strlen
6423 to use c_strlen_data pointer. Change variable accesses to instead
6424 use c_strlen_data data members.
6426 * gimple-fold.c (get_range_strlen): Update prototype.
6427 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
6428 local variables. Use pdata to return information to caller.
6429 Update calls to get_range_strlen. Update pdata->maxbound.
6430 (get_range_strlen -- static version): Similarly.
6431 (get_range_strlen -- extern version): Update for internal
6432 get_range_strlen API change. Convert to external data format.
6433 (get_maxval_strlen): Similarly.
6435 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
6437 * coverage.c (get_coverage_counts): Use current_function_decl.
6438 * profile.c (read_thunk_profile): New function.
6439 (branch_prob): Add THUNK parameter.
6440 * tree-profile.c (tree_profiling): Handle thunks.
6441 * value-prof.c (init_node_map): Handle thunks.
6442 * value-prof.h (branch_prob): Upate prototype.
6443 (read_thunk_profile): Declare.
6445 2019-01-01 Jakub Jelinek <jakub@redhat.com>
6447 Update copyright years.
6449 * gcc.c (process_command): Update copyright notice dates.
6450 * gcov-dump.c (print_version): Ditto.
6451 * gcov.c (print_version): Ditto.
6452 * gcov-tool.c (print_version): Ditto.
6453 * gengtype.c (create_file): Ditto.
6454 * doc/cpp.texi: Bump @copying's copyright year.
6455 * doc/cppinternals.texi: Ditto.
6456 * doc/gcc.texi: Ditto.
6457 * doc/gccint.texi: Ditto.
6458 * doc/gcov.texi: Ditto.
6459 * doc/install.texi: Ditto.
6460 * doc/invoke.texi: Ditto.
6462 Copyright (C) 2019 Free Software Foundation, Inc.
6464 Copying and distribution of this file, with or without modification,
6465 are permitted in any medium without royalty provided the copyright
6466 notice and this notice are preserved.