1 2019-04-10 Jakub Jelinek <jakub@redhat.com>
4 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
5 with strlen in between hostsz-3 and hostsz-1 inclusive when no
6 translation is needed, and when translation is needed, only append
7 ... if the string length is hostsz or more bytes long. Avoid using
10 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
13 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
14 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
16 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
18 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
20 2019-04-09 Jakub Jelinek <jakub@redhat.com>
23 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
25 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
27 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
28 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
29 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
30 trailing space from -gsplit-dwarf diagnostics.
32 PR tree-optimization/89998
33 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
34 instead of integer_type_node if possible, don't add ranges if return
35 type is not compatible with int.
36 * gimple-fold.c (gimple_fold_builtin_sprintf,
37 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
40 2019-04-09 Martin Liska <mliska@suse.cz>
42 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
43 * doc/install.texi: Document the new config.
45 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
47 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
48 use gimple_expr_type for load and store calls. Skip over the
49 condition argument in a conditional internal function.
50 Protect use of TREE_INT_CST_LOW.
52 2019-04-09 Jakub Jelinek <jakub@redhat.com>
55 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
56 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
57 trailing period from it too.
59 2019-04-08 wu yuan <wuyuan5@huawei.com>
61 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
62 * config/aarch64/aarch64.md : Add "tsv110.md"
63 * config/aarch64/tsv110.md: New file.
65 2019-04-08 Richard Biener <rguenther@suse.de>
67 PR tree-optimization/90006
68 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
71 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
74 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
76 (fma_root_node): Likewise.
77 (func_fma_steering): Likewise.
79 2019-04-08 Jakub Jelinek <jakub@redhat.com>
81 PR rtl-optimization/89865
82 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
84 PR rtl-optimization/89865
86 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
87 numbers not to clash with the additional operands[4].
88 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
89 with extra register copy in the middle.
91 2019-04-08 Martin Liska <mliska@suse.cz>
94 * doc/gcov.texi: Document data_file.
95 * gcov.c (generate_results): Add data_info into JSON output.
97 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
99 PR tree-optimization/89725
100 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
101 loop's chrec as invariant symbol.
102 * tree-chrec.h (chrec_contains_symbols): New parameter.
103 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
104 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
105 function of loops not in DDR's loop_nest.
106 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
108 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
111 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
114 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
117 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
118 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
120 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
122 * sched-deps.c (sched_macro_fuse_insns): Check return value of
123 targetm.fixed_condition_code_regs.
125 2019-04-05 Richard Biener <rguenther@suse.de>
129 * tree-cfgcleanup.c (remove_forwarder_block): Always move
130 debug bind stmts but reset them if they are not valid at the
133 2019-04-05 Martin Liska <mliska@suse.cz>
136 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
137 order to wrap keywords or arguments.
138 * collect2.c (main): Likewise.
139 (scan_prog_file): Likewise.
140 (scan_libraries): Likewise.
141 * common/config/riscv/riscv-common.c
142 (riscv_subset_list::parsing_subset_version): Likewise.
143 (riscv_subset_list::parse_std_ext): Likewise.
144 * config/aarch64/aarch64.c (aarch64_override_options_internal):
146 * config/arm/arm.c (arm_option_override): Likewise.
147 * config/cris/cris.c (cris_print_operand): Likewise.
148 * config/darwin-c.c (darwin_pragma_options): Likewise.
149 (darwin_pragma_unused): Likewise.
150 (darwin_pragma_ms_struct): Likewise.
151 * config/ft32/ft32.c (ft32_print_operand): Likewise.
152 * config/i386/i386.c (print_reg): Likewise.
153 (ix86_print_operand): Likewise.
154 * config/i386/xm-djgpp.h: Likewise.
155 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
156 * config/m32c/m32c.c (m32c_option_override): Likewise.
157 * config/msp430/msp430.c (msp430_option_override): Likewise.
158 * config/nds32/nds32.c (nds32_option_override): Likewise.
159 * config/nvptx/mkoffload.c (main): Likewise.
160 * config/rx/rx.c (rx_print_operand): Likewise.
161 (valid_psw_flag): Likewise.
162 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
163 (vms_pragma_nomember_alignment): Likewise.
164 (vms_pragma_extern_model): Likewise.
165 * lto-wrapper.c (compile_offload_image): Likewise.
166 * omp-offload.c (oacc_parse_default_dims): Likewise.
167 * symtab.c (symtab_node::verify_base): Likewise.
168 * tlink.c (recompile_files): Likewise.
169 (start_tweaking): Likewise.
170 * tree-profile.c (parse_profile_filter): Likewise.
172 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
174 PR tree-optimization/89956
175 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
176 multiple negates of the same value.
178 2019-04-04 Martin Sebor <msebor@redhat.com>
182 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
183 have the same precision since the function crashes otherwise.
184 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
185 has non-zero arguments.
187 2019-04-04 Martin Sebor <msebor@redhat.com>
190 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
191 out if the number of arguments is less than expected.
193 2019-04-04 Jeff Law <law@redhat.com>
195 PR rtl-optimization/89399
196 * ree.c (combine_set_extension): Use single_set rather than
197 digging into PATTERN for items on the candidate list.
198 (combine_reaching_defs): Likewise.
200 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
202 PR rtl-optimization/46590
203 * loop-invariant.c (find_defs): Move df_remove_problem and
204 df_process_deferred_rescans to move_invariants.
205 Move df_live_add_problem and df_live_set_all_dirty calls
207 (move_invariants): Likewise.
208 (move_loop_invariants): Likewise, making the df_live calls
209 conditional on -O. Remove the problem again if we added it
212 2019-04-03 qing zhao <qing.zhao@oracle.com>
214 PR tree-optimization/89730
215 * ipa-inline.c (can_inline_edge_p): Delete the checking for
216 -flive-patching=inline-only-static.
217 (can_inline_edge_by_limits_p): Add the checking for
218 -flive-patching=inline-only-static and grant always_inline
219 even when -flive-patching=inline-only-static is specified.
221 2019-04-03 Jeff Law <law@redhat.com>
223 PR rtl-optimization/81025
224 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
226 2019-04-03 Richard Biener <rguenther@suse.de>
228 PR tree-optimization/84101
229 * tree-vect-stmts.c: Include explow.h for hard_function_value,
230 regs.h for hard_regno_nregs.
231 (cfun_returns): New helper.
232 (vect_model_store_cost): When vectorizing a store to a decl
233 we return and the function ABI returns in a multi-reg location
234 account for the possible spilling that will happen.
236 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
238 * config/s390/s390.c (s390_legitimate_address_p): Reject long
239 displacement addresses for vector mode operands.
241 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
243 * config/arc/arc.c (GMASK_LEN): Define.
244 (arc_restore_callee_saves): Restore first blink when
247 2019-04-03 Sudakshina Das <sudi.das@arm.com>
249 * doc/extend.texi: Add deprecated comment on sign-return-address
250 function attribute and add mbranch-protection.
251 * doc/invoke.texi: Add bti to the options for mbranch-protection.
253 2019-04-03 Richard Biener <rguenther@suse.de>
256 * lto-wrapper.c (run_gcc): Avoid implicit rules making
257 the all target phony.
259 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
263 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
264 Return false for variable DImode shifts.
265 (dimode_scalar_chain::compute_convert_gain): Do not handle
266 register count operand in variable DImode shifts.
267 (dimode_scalar_chain::make_vector_copies): Remove support to copy
268 count argument of a variable shift instruction to a vector register.
269 (dimode_scalar_chain::convert_reg): Remove support to convert
270 count argument of a variable shift instruction.
272 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
274 PR rtl-optimization/84206
275 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
276 iterating over loop headers.
278 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
280 PR rtl-optimization/85876
281 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
282 beyond the original fence.
284 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
286 * config.gcc: Mark spu* targets as deprecated/obsolete.
288 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
290 * config/s390/s390-builtin-types.def: New builtin function type
291 definitions. Remove unused types.
292 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
293 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
294 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
296 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
297 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
298 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
299 (vec_double, vec_signed, vec_unsigned): Define to use the new
301 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
304 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
306 * config/s390/s390-builtin-types.def: New builtin function type
308 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
309 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
310 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
311 (s390_vstrszh, s390_vstrszf): New low-level builtins.
312 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
313 constant definitions.
314 * config/s390/vecintrin.h (vec_search_string_cc)
315 (vec_search_string_until_zero_cc): New builtin name definitions.
316 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
318 ("vec_vstrs<mode>"): New insn definition.
320 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
322 * config/s390/s390-builtin-types.def: Add new builtin function
324 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
325 New overloaded builtins.
326 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
328 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
329 (UNSPEC_VEC_SLDBYTE): ... this.
330 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
331 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
333 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
334 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
335 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
337 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
339 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
341 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
342 * config/s390/vector.md (V_HW_HSD): ... here.
344 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
346 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
347 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
348 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
349 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
350 New insn definitions.
352 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
354 * config/s390/s390-builtin-types.def: Add new builtin function type.
355 * config/s390/s390-builtins.def: Add overloaded builtin
356 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
357 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
358 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
359 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
360 ("eltswap<mode>"): New expander.
361 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
364 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
366 * config/s390/s390-builtin-types.def: Add new builtin function types.
367 * config/s390/s390-builtins.def: Add overloaded builtin
368 s390_vec_revb. Add low-level builtins for vlbr and vstbr
370 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
371 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
372 ("bswap<mode>"): New expander.
373 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
375 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
377 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
378 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
379 vector builtin version number in __VEC__.
381 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
383 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
385 (SFSI): New mode attribute.
386 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
387 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
389 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
390 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
391 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
392 ("floatsi<mode>2"): Add wcefb instruction.
394 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
396 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
397 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
399 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
400 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
401 support 32 bit fp-int conversions. Rename to ...
402 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
403 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
404 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
405 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
408 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
410 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
411 if-then-else constructs if we can use the select instruction.
412 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
414 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
416 * config/s390/s390.md ("*popcountdi_arch13_cc")
417 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
419 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
420 Append _z196 to make it ...
421 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
422 ("popcounthi2_z196"): ... this.
423 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
424 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
426 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
428 * config/s390/s390.c (s390_canonicalize_comparison): Convert
429 certain compares for arch13 in order to make use of the condition
430 code result produced by the new instructions.
431 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
432 nxrk, and nxgrk instruction patterns.
433 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
434 (inv_no): Add new code iterator together with some attributes.
435 ("*andc_split_<mode>"): Disable splitter for arch13.
436 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
437 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
438 ("*<ANDOR:bitops_name>c<GPR:mode>")
439 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
440 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
441 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
442 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
444 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
446 * common/config/s390/s390-common.c (processor_flags_table): New
448 * config.gcc: Support arch13 with the --with-arch= configure flag.
449 * config/s390/driver-native.c (s390_host_detect_local_cpu):
450 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
451 * config/s390/s390.c (s390_get_sched_attrmask)
452 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
453 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
454 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
455 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
456 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
458 * config/s390/s390.opt: Support arch13 as processor type in
459 command line options.
461 2019-04-02 Martin Liska <mliska@suse.cz>
464 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
465 Fix param description of graphite-max-arrays-per-scop.
467 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
469 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
470 (ASAN_CC1_SPEC): Use it in 64-bit mode.
471 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
473 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
475 PR rtl-optimization/85412
476 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
477 sel_sched_region_1, not after.
479 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
481 PR rtl-optimization/86928
482 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
483 compute_live if necessary.
484 (sel_redirect_edge_and_branch): Likewise.
486 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
488 PR rtl-optimization/89865
489 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
490 register if it is a part of small class.
492 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
494 PR rtl-optimization/87273
495 * sel-sched-ir.c (merge_fences): Remove assert.
497 2019-04-01 Richard Biener <rguenther@suse.de>
499 PR tree-optimization/46590
500 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
501 (dom_walker::m_reachability): Add in place of...
502 (dom_walker::m_skip_unreachable_blocks): ...this.
503 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
504 Move complex initialization ...
505 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
506 lazily and initialize edge flags on each invocation.
507 (dom_walker::bb_reachable): Use m_reachability.
509 2019-04-01 Martin Liska <mliska@suse.cz>
512 * opt-suggestions.c (option_proposer::build_option_suggestions):
513 Add variant without any argument in order to provide better
516 2019-04-01 Richard Biener <rguenther@suse.de>
519 * gimple.c: Include langhooks.h.
520 (gimple_get_alias_set): Treat enumeral types as the underlying
523 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
524 Eric Botcazou <ebotcazou@adacore.com>
526 PR rtl-optimization/89862
527 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
528 that operates on the full registers for WORD_REGISTER_OPERATIONS
531 2019-03-29 Jim Wilson <jimw@sifive.com>
533 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
534 Clear MASK_RVC and then set if C subset supported.
536 2019-03-29 Jakub Jelinek <jakub@redhat.com>
539 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
540 non-addressable complit into its initializer if it is volatile.
542 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
544 * opts-common.c (integral_argument): Set errno properly in one case.
546 2019-03-29 Martin Liska <mliska@suse.cz>
548 * doc/invoke.texi: Remove -Wchkp from documentation.
550 2019-03-29 Martin Liska <mliska@suse.cz>
552 * dbgcnt.c (print_limit_reach): New function.
555 2019-03-29 Martin Liska <mliska@suse.cz>
557 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
558 (dbg_cnt_process_opt): Parse first tokens aas
559 dbg_cnt_process_single_pair is also using strtok.
561 2019-03-29 Jakub Jelinek <jakub@redhat.com>
563 PR rtl-optimization/87485
564 * function.c (expand_function_end): Move stack_protect_epilogue
565 before loading of return value into hard register(s).
567 2019-03-28 Jakub Jelinek <jakub@redhat.com>
570 * tree-inline.h (struct copy_body_data): Add
571 dont_remap_vla_if_no_change flag.
572 * tree-inline.c (remap_type_3, remap_type_2): New functions.
573 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
574 and remap_type_2 returns false.
575 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
576 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
577 only from where it is copied to nested contexts.
579 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
582 * config/i386/i386.md (RMW operation with LEA peephole):
583 Use LEAMODE mode attribute instead of SWI mode iterator for
586 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
589 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
590 Also process XEXP (src, 0) of a shift insn.
592 2019-03-28 David Malcolm <dmalcolm@redhat.com>
595 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
596 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
598 2019-03-28 Jakub Jelinek <jakub@redhat.com>
600 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
602 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
603 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
604 immediately after first one with df_analyze in between, but rather
605 process all bbs, queueing ones that need second pass in a worklist,
606 df_analyze, process queued debug insn changes and if second pass is
607 needed, process bbs from worklist, df_analyze, process queued debug
610 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
611 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
612 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
614 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
617 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
620 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
623 * config/i386/i386.c (ix86_function_value_1): Call the newly added
624 function for 32-bit MS_ABI.
625 (function_value_ms_32): New function.
627 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
629 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
630 (movdi): Call gen_movdi_symbol_save_scc.
631 (gen_movdi_symbol_save_scc): New insn and split.
633 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
635 PR rtl-optimization/89313
636 * function.c (matching_constraint_num): New static function.
637 (match_asm_constraints_1): Use it. Fixup white space and comment.
638 Don't replace inputs with non-matching constraints which conflict
639 with early clobber outputs.
641 2019-03-27 Jeff Law <law@redhat.com>
644 PR rtl-optimization/87761
645 PR rtl-optimization/89826
646 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
648 (pass_cprop_hardreg::execute): Call df_analyze after adding the
649 note problem to get REG_DEAD/REG_UNUSED notes updated.
651 2019-03-27 Richard Biener <rguenther@suse.de>
653 PR tree-optimization/89463
654 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
655 queue edges to remove.
656 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
657 dead stmts. Delay edge removal until PHIs are removed to
658 make debug-stmt creation not confused by seemingly degenerate
661 2019-03-27 Alan Modra <amodra@gmail.com>
663 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
665 * config/rs6000/darwin.h: Likewise.
666 * config/rs6000/rs6000.c: Likewise.
668 2019-03-27 Alan Modra <amodra@gmail.com>
670 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
671 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
673 2019-03-26 Andrew Waterman <andrew@sifive.com>
674 Jim Wilson <jimw@sifive.com>
676 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
677 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
678 (generic_idivdi, generic_fmul_single, generic_fmul_double)
679 (generic_fdiv, generic_fsqrt): Add check for generic tune.
680 (generic_alu): Add auipc to type list.
681 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
682 (riscv_microarchitecture): Declare.
683 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
684 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
686 (riscv_microarchitecture): New.
687 (sifive_7_tune_info): New.
688 (riscv_cpu_info_table): Add microarchitecture value for rocket and
689 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
691 (riscv_store_data_bypass_p): New.
692 (riscv_option_override): Set riscv_microarchitecture from
693 cpu->microarchitecture.
694 * config/riscv/riscv.md: Include sifive-7.md.
697 (auipc<mode>): Change type to auipc.
698 (restore_stack_nonlocal): New.
699 * config/riscv/sifive-7.md: New.
700 * doc/invoke.texi (RISC-V Options): Update mtune docs.
702 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
705 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
706 Also process XEXP (src, 0) of a shift insn.
708 2019-03-26 Richard Biener <rguenther@suse.de>
710 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
711 (copy_debug_stmt): Likewise.
712 (expand_call_inline): Likewise.
713 (copy_bb): Avoid redundant lookup & set of gimple_block.
714 * gimple-low.c (lower_gimple_return): Likewise.
715 (lower_builtin_setjmp): Likewise.
717 2019-03-26 Jakub Jelinek <jakub@redhat.com>
719 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
720 is constant 0, turn into static const data member initialized to false.
721 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
722 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
724 2019-03-26 Jason Merrill <jason@redhat.com>
725 Jakub Jelinek <jakub@redhat.com>
727 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
729 (mem_alloc_description::release_object_overhead): Fix comment typos.
730 * hash-table.h (hash_table::~hash_table): Call
731 release_instance_overhead only if m_entries is non-NULL, otherwise
732 call unregister_descriptor.
734 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
736 PR tree-optimization/81740
737 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
738 In case of outer loop vectorization, check for backward dependence
739 at the inner loop if outer loop dependence is reversed.
741 2019-03-26 Alan Modra <amodra@gmail.com>
743 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
744 rs6000_vector_mem init. Correct wI and wJ comment.
746 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
748 PR rtl-optimization/88347
749 PR rtl-optimization/88423
750 * sched-deps.c (sched_analyze_insn): Take into account that for
751 tablejumps the barrier appears after a label and a jump_table_data.
753 2019-03-25 Martin Sebor <msebor@redhat.com>
756 * c-common.c (check_user_alignment): Rename local. Correct maximum
757 alignment in diagnostic. Avoid assuming argument fits in SHWI,
758 convert it to UHWI when it fits.
760 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
763 * dwarf2out.c (premark_used_variables): New function.
764 (prune_unused_types_walk): Do not mark not premarked external
766 (prune_unused_types): Call premark_used_variables.
768 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
770 PR rtl-optimization/89676
771 * lra-constraints.c (curr_insn_transform): Do match reload for
772 early clobbers when the match was successful only for different
775 2019-03-25 Martin Sebor <msebor@redhat.com>
777 * doc/extend.texi (Common Type Attributes): Document vector_size.
778 (Common Variable Attributes): Mention size constraint. Correct
780 (Vector Extensions): Use @dfn when defining bas type. Clarify
781 base type and size constraints.
783 2019-03-25 Richard Biener <rguenther@suse.de>
785 PR tree-optimization/89789
786 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
787 changes from non-undefined back to undefined.
789 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
791 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
792 heap string and a gc string, but since this variable is unknown to
793 ggc the gc string might get reused and corrupted. Fixed by always
796 2019-03-25 Richard Biener <rguenther@suse.de>
798 PR tree-optimization/89779
799 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
800 to remove IV defs, delay actual removal.
801 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
802 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
803 very end, properly also reset loop control IV information.
805 2019-03-25 Richard Biener <rguenther@suse.de>
807 PR tree-optimization/89802
808 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
809 move EH data to folded stmt.
811 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
813 * config/s390/s390-builtin-types.def: Remove few unused types and
814 fix sort order for others.
816 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
818 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
819 expected and found types with -mdebug during builtin matching.
821 2019-03-25 Richard Biener <rguenther@suse.de>
824 * fold-const.c (operand_equal_p): Revert last change with
827 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
829 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
830 notes for the result of the __tls_get_addr calls.
831 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
833 2019-03-24 Jeff Law <law@redhat.com>
835 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
837 PR rtl-optimization/87761
838 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
839 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
841 (pass_cprop_hardreg::execute): Add df note problem and defer insn
842 rescans. Reprocess blocks as needed, calling df_analyze before
843 reprocessing. Always call df_analyze before fixing up debug bind
846 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
848 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
851 2019-03-22 Andrew Pinski <apinski@marvell.com>
853 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
856 2019-03-26 Jeff Law <law@redhat.com>
858 PR rtl-optimization/87761
859 * config/mips/mips-protos.h (mips_split_move): Add new argument.
860 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
861 (mips_split_move): Accept new INSN argument. Try to forward SRC
862 into the next instruction.
863 (mips_split_move_insn): Pass INSN through to mips_split_move.
865 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
867 PR rtl-optimization/89676
868 * lra-constraints.c (curr_insn_transform): Do match reload for
869 early clobbers even if the match was successful.
871 2019-03-22 Jakub Jelinek <jakub@redhat.com>
874 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
876 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
878 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
880 2019-03-22 Jakub Jelinek <jakub@redhat.com>
882 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
883 <avx512>_fmsub_<mode>_mask3<round_name>,
884 <avx512>_fnmadd_<mode>_mask3<round_name>,
885 <avx512>_fnmsub_<mode>_mask3<round_name>,
886 avx512f_vmfmadd_<mode>_mask3<round_name>,
887 avx512f_vmfmsub_<mode>_mask3<round_name>,
888 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
889 instead of register_operand and %v instead of v for match_operand 1.
890 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
891 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
892 <round_nimm_predicate> instead of register_operand and %v instead of v
895 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
896 <avx512>_fmadd_<mode>_mask3<round_name>,
897 <avx512>_fmsub_<mode>_mask<round_name>,
898 <avx512>_fmsub_<mode>_mask3<round_name>,
899 <avx512>_fnmadd_<mode>_mask<round_name>,
900 <avx512>_fnmadd_<mode>_mask3<round_name>,
901 <avx512>_fnmsub_<mode>_mask<round_name>,
902 <avx512>_fnmsub_<mode>_mask3<round_name>,
903 <avx512>_fmaddsub_<mode>_mask<round_name>,
904 <avx512>_fmaddsub_<mode>_mask3<round_name>,
905 <avx512>_fmsubadd_<mode>_mask<round_name>,
906 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
907 <round_nimm_predicate> instead of nonimmediate_operand.
908 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
909 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
910 Use register_operand instead of <round_nimm_predicate> for the
911 operand that needs to match output.
912 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
913 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
914 Likewise. Formatting fixes.
917 * config/i386/i386.c (enum ix86_builtins): Remove
918 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
919 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
920 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
921 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
922 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
923 __builtin_ia32_vfmsubss3_mask3): New builtins.
924 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
925 avx512f_vmfmadd_<mode>_mask3<round_name>,
926 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
927 *avx512f_vmfmsub_<mode>_mask<round_name>,
928 avx512f_vmfmsub_<mode>_mask3<round_name>,
929 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
930 *avx512f_vmfnmadd_<mode>_mask<round_name>,
931 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
932 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
933 *avx512f_vmfnmsub_<mode>_mask<round_name>,
934 avx512f_vmfnmsub_<mode>_mask3<round_name>,
935 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
936 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
937 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
938 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
939 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
940 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
941 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
942 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
943 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
944 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
945 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
946 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
947 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
948 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
949 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
950 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
951 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
952 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
953 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
954 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
955 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
956 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
958 2019-03-21 Martin Sebor <msebor@redhat.com>
960 PR tree-optimization/89350
961 * builtins.c (compute_objsize): Also ignore offsets whose upper
963 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
964 (builtin_memref::builtin_memref): Initialize new member.
965 Allow EXPR to be null.
966 (builtin_memref::extend_offset_range): Replace local with a member.
967 Avoid assuming pointer offsets are unsigned.
968 (builtin_memref::set_base_and_offset): Determine base object
969 before computing offset range.
970 (builtin_access::builtin_access): Handle memset.
971 (builtin_access::generic_overlap): Replace local with a member.
972 (builtin_access::strcat_overlap): Same.
973 (builtin_access::overlap): Same.
974 (maybe_diag_overlap): Same.
975 (maybe_diag_access_bounds): Same.
976 (wrestrict_dom_walker::check_call): Handle memset.
977 (check_bounds_or_overlap): Same.
979 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
980 Jakub Jelinek <jakub@redhat.com>
983 * tree.c (fld_type_variant, fld_incomplete_type_of,
984 fld_process_array_type): Call fld->pset.add and don't call
985 add_tree_to_fld_list if it returns true.
986 (free_lang_data_in_type): Similarly with self-recursive call. Purge
987 non-marked types from TYPE_NEXT_VARIANT list.
988 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
990 2019-03-21 Jakub Jelinek <jakub@redhat.com>
992 * hash-table.h (hash_table): Add Lazy template parameter defaulted
993 to false, if true, don't alloc_entries during construction, but defer
994 it to the first method that needs m_entries allocated.
995 (hash_table::hash_table, hash_table::~hash_table,
996 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
997 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
998 hash_table::clear_slot, hash_table::traverse_noresize,
999 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
1000 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
1002 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
1003 NO_INSERT instead of find_with_hash.
1004 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
1005 hash_set::m_table): Add Lazy to template params of hash_table.
1006 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
1007 * attribs.c (test_attribute_exclusions): Likewise.
1008 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
1009 hash_set. Add tests for hash_set with Lazy = true.
1011 2019-03-21 Richard Biener <rguenther@suse.de>
1013 PR tree-optimization/89779
1014 * tree.c (tree_nop_conversion): Consolidate and fix defensive
1015 checks with respect to released SSA names now having error_mark_node
1017 * fold-const.c (operand_equal_p): Likewise.
1019 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
1022 * config/s390/s390.c (global_not_special_regno_p): Move to make it
1024 (s390_optimize_register_info): Use global_not_special_regno_p to
1025 check for global regs.
1027 2019-03-20 Jakub Jelinek <jakub@redhat.com>
1030 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
1031 update this_alternative nor this_alternative_set.
1033 2019-03-19 Jim Wilson <jimw@sifive.com>
1036 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
1037 align, size, offset. Use them to handle a BLKmode reference. Update
1039 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
1041 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1043 PR rtl-optimization/89768
1044 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
1046 (unroll_loop_runtime_iterations): Likewise.
1048 2019-03-19 Martin Sebor <msebor@redhat.com>
1050 PR tree-optimization/89644
1051 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
1052 rather than endptr as an indicator of nul-termination.
1054 PR tree-optimization/89644
1055 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
1056 arrays in determining sequence sizes in strncpy and stpncpy.
1058 2019-03-19 Martin Liska <mliska@suse.cz>
1061 * predict.c (combine_predictions_for_bb): Empty likely_edges and
1062 unlikely_edges if there's an edge that belongs to both these sets.
1064 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
1067 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
1068 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
1069 go via a stack temporary.
1071 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1074 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
1075 instead of gen_rtx_SUBREG.
1076 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
1078 2019-03-19 Richard Biener <rguenther@suse.de>
1081 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
1083 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
1087 * tree.c (free_lang_data_in_decl): Do not free context of C++
1090 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1093 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
1094 subs for the first alternative except when operands[3] is 1.
1097 * gimplify.c (gimplify_asm_expr): For output argument with
1098 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
1101 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
1103 PR rtl-optimization/89753
1104 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
1105 explicit unrolling factor even more robust.
1107 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1110 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
1111 compensation use x2 += 1 instead of x2 -= -1 and when honoring
1112 signed zeros, do another copysign after the compensation.
1114 2019-03-18 Martin Sebor <msebor@redhat.com>
1116 PR tree-optimization/89720
1117 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
1118 more conservatively, the same as anti-range.
1120 2019-03-18 Richard Biener <rguenther@suse.de>
1123 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
1124 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
1125 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
1126 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
1128 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
1130 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
1131 Extend queue to 1024 entries.
1132 Add "consumed" field.
1133 (gomp_print_output): Remove print_index parameter.
1134 Add final parameter.
1135 Change limit to unsigned.
1136 Use consumed field to implement circular buffer.
1137 Detect interrupted print in final pass.
1138 Flush output at the end.
1139 (run): Update gomp_print_output usage.
1140 (main): Initialize kernargs->output_data.consumed.
1142 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
1144 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
1145 calculation of the minimum number of scalar iterations for
1146 fully-predicated loops.
1148 2019-03-18 Martin Jambor <mjambor@suse.cz>
1150 PR tree-optimization/89546
1151 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
1152 any propagation to its children took place.
1154 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
1157 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
1158 parameter, and make use of it.
1159 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
1161 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1163 * config/arc/arc.opt (mcode-density-frame): Get the inital value
1164 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
1165 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
1166 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
1167 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
1168 match what the ops is doing.
1169 (push_multi_fp_blink): Likewise.
1170 * config/arc/arc.c (arc_override_options): Enable enter/leave when
1171 compiling for size and elf target.
1172 (arc_save_callee_enter): Adjust note to match what enter/leave
1175 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1177 * config/arc/arc.md (tst_movb): Fix constraint.
1179 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1181 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
1183 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1185 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
1186 * config/arc/arc.c (arc_conditional_register_usage): Remove all
1187 reg_alloc_order references.
1188 (size_alloc_order): Define.
1189 (arc_adjust_reg_alloc_order): New function.
1190 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
1192 (ADJUST_REG_ALLOC_ORDER): Define.
1193 (HONOR_REG_ALLOC_ORDER): Likewise.
1195 2019-03-18 Richard Biener <rguenther@suse.de>
1198 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
1199 loads and stores a bit more.
1201 2019-03-18 Richard Biener <rguenther@suse.de>
1204 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
1205 load pessimization to stores as well.
1207 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
1210 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
1211 successor, use NULL as its av set.
1213 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
1215 PR rtl-optimization/89721
1216 * lra-constraints (invariant_p): Return false if side_effects_p holds.
1218 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
1221 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1222 When handling vec_extract, use modular arithmetic to allow
1223 constant selectors greater than vector length.
1224 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
1225 V1TImode vectors to have constant selector values greater than 0.
1226 Use modular arithmetic to compute vector index.
1227 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
1228 index for in-memory vectors. Correct code generation for
1229 in-register vectors.
1230 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
1233 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
1237 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
1240 2019-03-15 Jakub Jelinek <jakub@redhat.com>
1243 * tree.c (inchash::add_expr): Strip any location wrappers.
1244 * fold-const.c (operand_equal_p): Move stripping of location wrapper
1245 after hash verification.
1248 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
1249 SIGN_EXTEND and ZERO_EXTEND.
1251 2019-03-14 Jason Merrill <jason@redhat.com>
1252 Jakub Jelinek <jakub@redhat.com>
1254 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
1255 than if is_empty (*slot).
1256 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
1257 existing elt and for elt removal.
1258 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
1259 of already removed elt.
1261 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
1264 * config/i386/i386.c (remove_partial_avx_dependency): Handle
1267 2019-03-14 Martin Liska <mliska@suse.cz>
1270 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
1272 2019-03-14 Richard Biener <rguenther@suse.de>
1275 * config/i386/i386.c (make_resolver_func): Properly set
1276 DECL_CONTEXT on the RESULT_DECL.
1277 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
1279 2019-03-14 Richard Biener <rguenther@suse.de>
1281 * gimple-pretty-print.c: Include cfgloop.h.
1282 (dump_gimple_phi): Adjust.
1283 (dump_gimple_bb_header): Dump loop header for GIMPLE.
1284 (pp_cfg_jump): Adjust.
1285 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
1286 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
1287 (lower_phi_internal_fn): Remove.
1288 (verify_gimple_call): Remove IFN_PHI special-casing.
1289 (dump_function_to_file): Dump IL state.
1290 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
1291 done to deal with PHI nodes being present in non-SSA state.
1293 2019-03-14 Jakub Jelinek <jakub@redhat.com>
1296 * multiple_target.c (create_dispatcher_calls): Change
1297 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
1298 In the node->iterate_referring loop, push *ref rather than ref, call
1299 ref->remove_reference () and always pass 0 to iterate_referring.
1301 PR rtl-optimization/89679
1302 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
1303 would contain a paradoxical SUBREG.
1305 2019-03-14 Richard Biener <rguenther@suse.de>
1307 PR tree-optimization/89710
1308 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
1311 2019-03-14 Martin Liska <mliska@suse.cz>
1313 * coverage.c (coverage_begin_function): Stream also
1315 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
1316 documentation about function declaration location.
1317 * gcov-dump.c (tag_function): Print whole range
1318 of function declaration.
1319 * gcov.c (struct function_info): Add end_column field.
1320 (function_info::function_info): Initialize it.
1321 (output_json_intermediate_file): Output {start,end}_column
1323 (read_graph_file): Read end_column.
1325 2019-03-14 Richard Biener <rguenther@suse.de>
1328 * fold-const.c (operand_equal_p): For INDIRECT_REF check
1329 that the access types are similar.
1331 2019-03-14 Jakub Jelinek <jakub@redhat.com>
1333 PR tree-optimization/89703
1334 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
1335 aren't compatible also with builtin_decl_explicit. Check pure
1336 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
1337 and BUILT_IN_STPNCPY{,_CHK}.
1339 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
1342 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
1343 addr32 prefix to VSIB address for X32.
1344 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
1346 (*avx512pf_gatherpf<mode>df_mask): Likewise.
1347 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
1348 (*avx512pf_scatterpf<mode>df_mask): Likewise.
1349 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
1350 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
1351 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
1352 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
1353 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
1354 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
1355 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
1356 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
1357 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
1358 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
1359 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
1360 (*avx512f_scatterdi<mode>): Likewise.
1362 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
1365 * lra-constraints.c (inherit_in_ebb): Update
1366 potential_reload_hard_regs along with live_hard_regs.
1368 2019-03-13 Jakub Jelinek <jakub@redhat.com>
1371 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
1373 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
1375 2019-03-13 Martin Sebor <msebor@redhat.com>
1377 PR tree-optimization/89662
1378 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
1381 2019-03-13 Richard Biener <rguenther@suse.de>
1384 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
1385 throw FP expressions at tree-affine.
1387 2019-03-14 Richard Biener <rguenther@suse.de>
1389 * tree-pretty-print.c (dump_generic_node): For -gimple properly
1390 dump negative integer constants using _Literal (type) -num.
1392 2019-03-13 Jakub Jelinek <jakub@redhat.com>
1394 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
1395 nonlocal_value member.
1398 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
1399 (ipa_simd_modify_function_body): Handle PHIs.
1401 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
1403 * config/s390/s390.c (s390_option_override_internal): Use more
1404 aggressive inlining parameters.
1406 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
1408 * config/s390/3906.md: New file.
1409 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
1410 (LONGRUNNING_THRESHOLD): Remove.
1411 (MAX_SCHED_MIX_SCORE): Decrease.
1412 (MAX_SCHED_MIX_DISTANCE): Decrease.
1413 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
1414 (struct s390_sched_state): New struct to hold scheduling state.
1415 (S390_SCHED_STATE_NORMAL): Remove.
1416 (S390_SCHED_STATE_CRACKED): Remove.
1417 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
1418 (s390_get_sched_attrmask): Use new attribute.
1419 (s390_get_unit_mask): Use new units.
1420 (s390_is_fpd): New function.
1421 (s390_is_fxd): New function.
1422 (s390_is_longrunning): New function.
1423 (s390_sched_score): Use new functions.
1424 (s390_sched_reorder): Likewise.
1425 (s390_sched_variable_issue): Rework and use new functions.
1426 (s390_sched_init): Use new functions.
1427 * config/s390/s390.h (s390_tune_attr): Add z14.
1428 * config/s390/s390.md: Add z14.
1430 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
1432 * config/s390/2964.md: Update pipeline description.
1433 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
1434 (LONGRUNNING_THRESHOLD): Remove.
1435 (LATENCY_FACTOR): Remove.
1436 (s390_get_unit_mask): Add unit.
1437 (s390_sched_score): Use fxd/fpd.
1438 (s390_sched_variable_issue): Use fxd/fpd.
1440 2019-03-12 Martin Liska <mliska@suse.cz>
1442 * config/i386/i386.c: Reword an error message.
1444 2019-03-12 Martin Jambor <mjambor@suse.cz>
1446 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
1447 terminate with newline.
1449 2019-03-12 Jakub Jelinek <jakub@redhat.com>
1452 * config/s390/s390.md (tabort): Use %wd instead of
1453 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
1454 letters and periods.
1455 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
1456 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
1460 * builtins.c (expand_builtin_int_roundingfn,
1461 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
1462 gcc_unreachable if validate_arglist fails.
1464 2019-03-12 Richard Biener <rguenther@suse.de>
1466 PR tree-optimization/89664
1467 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
1468 free the occurance tree after the early out.
1470 2019-03-11 Jakub Jelinek <jakub@redhat.com>
1474 * vr-values.c (vr_values::update_value_range): If
1475 old_vr->varying_p (), don't update it, make new_vr also VARYING
1478 2019-03-11 Martin Liska <mliska@suse.cz>
1480 * config/aarch64/aarch64.c (aarch64_override_options_internal):
1481 Fix double string quoting.
1483 2019-03-11 Martin Liska <mliska@suse.cz>
1485 * collect-utils.c (collect_wait): Wrap apostrophes
1486 in gcc internal format with %'.
1487 * collect2.c (main): Likewise.
1488 (scan_prog_file): Likewise.
1489 (scan_libraries): Likewise.
1490 * config/i386/i386.c (ix86_expand_call): Likewise.
1491 (ix86_handle_interrupt_attribute): Likewise.
1492 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
1493 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
1494 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
1495 * lto-wrapper.c (find_crtoffloadtable): Likewise.
1496 * symtab.c (symtab_node::verify_base): Likewise.
1497 * tree-cfg.c (verify_gimple_label): Likewise.
1498 * tree.c (verify_type_variant): Likewise.
1500 2019-03-11 Martin Liska <mliska@suse.cz>
1502 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
1503 in a string format message and fix GNU coding style.
1504 (expand_builtin_set_thread_pointer): Likewise.
1505 * common/config/aarch64/aarch64-common.c
1506 (aarch64_rewrite_selected_cpu): Likewise.
1507 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
1508 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
1509 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
1510 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
1511 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
1512 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
1513 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
1514 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
1515 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
1516 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
1518 * common/config/riscv/riscv-common.c
1519 (riscv_subset_list::parsing_subset_version): Likewise.
1520 (riscv_subset_list::parse_std_ext): Likewise.
1521 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
1522 (riscv_subset_list::parse): Likewise.
1523 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
1524 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
1525 (aarch64_override_options_internal): Likewise.
1526 (aarch64_validate_mcpu): Likewise.
1527 (aarch64_validate_march): Likewise.
1528 (aarch64_validate_mtune): Likewise.
1529 (aarch64_override_options): Likewise.
1530 * config/alpha/alpha.c (alpha_option_override): Likewise.
1531 * config/arc/arc.c (arc_init): Likewise.
1532 (parse_mrgf_banked_regs_option): Likewise.
1533 (arc_override_options): Likewise.
1534 (arc_expand_builtin_aligned): Likewise.
1535 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
1536 (arm_expand_builtin): Likewise.
1537 * config/arm/arm.c (arm_option_check_internal): Likewise.
1538 (arm_configure_build_target): Likewise.
1539 (arm_option_override): Likewise.
1540 (arm_options_perform_arch_sanity_checks): Likewise.
1541 (arm_handle_cmse_nonsecure_entry): Likewise.
1542 (arm_handle_cmse_nonsecure_call): Likewise.
1543 (arm_tls_referenced_p): Likewise.
1544 (thumb1_expand_prologue): Likewise.
1545 * config/avr/avr.c (avr_option_override): Likewise.
1546 * config/bfin/bfin.c (bfin_option_override): Likewise.
1547 * config/c6x/c6x.c (c6x_option_override): Likewise.
1548 * config/cr16/cr16.c (cr16_override_options): Likewise.
1549 * config/cris/cris.c (cris_option_override): Likewise.
1550 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
1551 * config/darwin-c.c (macosx_version_as_macro): Likewise.
1552 * config/darwin.c (darwin_override_options): Likewise.
1553 * config/frv/frv.c (frv_expand_builtin): Likewise.
1554 * config/h8300/h8300.c (h8300_option_override): Likewise.
1555 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
1556 (ix86_option_override_internal): Likewise.
1557 (warn_once_call_ms2sysv_xlogues): Likewise.
1558 (ix86_expand_prologue): Likewise.
1559 (split_stack_prologue_scratch_regno): Likewise.
1560 (ix86_warn_parameter_passing_abi): Likewise.
1561 * config/ia64/ia64.c (fix_range): Likewise.
1562 * config/m68k/m68k.c (m68k_option_override): Likewise.
1563 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
1564 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
1565 (mips_set_compression_mode): Likewise.
1566 * config/mmix/mmix.c (mmix_option_override): Likewise.
1567 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
1568 * config/msp430/msp430.c (msp430_option_override): Likewise.
1569 * config/nds32/nds32.c (nds32_option_override): Likewise.
1570 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
1571 (nios2_option_override): Likewise.
1572 (nios2_expand_custom_builtin): Likewise.
1573 * config/nvptx/mkoffload.c (main): Likewise.
1574 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
1575 * config/pa/pa.c (fix_range): Likewise.
1576 (pa_option_override): Likewise.
1577 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
1578 (riscv_option_override): Likewise.
1579 * config/rl78/rl78.c (rl78_option_override): Likewise.
1580 * config/rs6000/aix61.h: Likewise.
1581 * config/rs6000/aix71.h: Likewise.
1582 * config/rs6000/aix72.h: Likewise.
1583 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
1584 * config/rs6000/freebsd64.h: Likewise.
1585 * config/rs6000/linux64.h: Likewise.
1586 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
1587 (rs6000_expand_zeroop_builtin): Likewise.
1588 (rs6000_expand_mtfsb_builtin): Likewise.
1589 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
1590 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
1591 (rs6000_invalid_builtin): Likewise.
1592 (rs6000_expand_split_stack_prologue): Likewise.
1593 * config/rs6000/rtems.h: Likewise.
1594 * config/rx/rx.c (valid_psw_flag): Likewise.
1595 (rx_expand_builtin): Likewise.
1596 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
1597 * config/s390/s390.c (s390_expand_builtin): Likewise.
1598 (s390_function_profiler): Likewise.
1599 (s390_option_override_internal): Likewise.
1600 (s390_option_override): Likewise.
1601 * config/sh/sh.c (sh_option_override): Likewise.
1602 (sh_builtin_saveregs): Likewise.
1603 (sh_fix_range): Likewise.
1604 * config/sh/vxworks.h: Likewise.
1605 * config/sparc/sparc.c (sparc_option_override): Likewise.
1606 * config/spu/spu.c (spu_option_override): Likewise.
1607 (fix_range): Likewise.
1608 * config/visium/visium.c (visium_option_override): Likewise.
1609 (visium_handle_interrupt_attr): Likewise.
1610 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
1611 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
1612 (dbg_cnt_process_opt): Likewise.
1613 * dwarf2out.c (output_dwarf_version): Likewise.
1614 * except.c (expand_eh_return): Likewise.
1615 * gcc.c (defined): Likewise.
1616 (driver_handle_option): Likewise.
1617 (process_command): Likewise.
1618 (compare_files): Likewise.
1619 (driver::prepare_infiles): Likewise.
1620 (driver::do_spec_on_infiles): Likewise.
1621 (driver::maybe_run_linker): Likewise.
1622 * omp-offload.c (oacc_parse_default_dims): Likewise.
1623 * opts-global.c (handle_common_deferred_options): Likewise.
1624 * opts.c (parse_sanitizer_options): Likewise.
1625 (common_handle_option): Likewise.
1626 (enable_warning_as_error): Likewise.
1627 * passes.c (enable_disable_pass): Likewise.
1628 * plugin.c (parse_plugin_arg_opt): Likewise.
1629 (default_plugin_dir_name): Likewise.
1630 * targhooks.c (default_expand_builtin_saveregs): Likewise.
1631 (default_pch_valid_p): Likewise.
1632 * toplev.c (init_asm_output): Likewise.
1633 (process_options): Likewise.
1634 (toplev::run_self_tests): Likewise.
1635 * tree-cfg.c (verify_gimple_call): Likewise.
1636 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
1637 (tree_inlinable_function_p): Likewise.
1638 * var-tracking.c (vt_find_locations): Likewise.
1640 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
1642 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
1643 only on the else branch.
1645 2019-03-11 Martin Liska <mliska@suse.cz>
1647 * gcov.c (output_intermediate_json_line): Print function
1649 (output_json_intermediate_file): Add new argument.
1650 * doc/gcov.texi: Document the change.
1652 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
1654 PR rtl-optimization/89588
1655 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
1656 explicit unrolling factor more robust.
1658 2019-03-11 Richard Biener <rguenther@suse.de>
1660 PR tree-optimization/89649
1661 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
1662 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
1663 on the prolog and epilog loops.
1664 (vect_loop_versioning): Return copy of loop.
1665 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
1666 on the non-vectorized version of the loop.
1668 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
1671 * config/i386/sse.md (*vec_extractv2di_0_sse):
1672 Add (=r,x) alternative and corresponding splitter.
1674 2019-03-10 Martin Jambor <mjambor@suse.cz>
1676 PR tree-optimization/85762
1677 PR tree-optimization/87008
1678 PR tree-optimization/85459
1679 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
1680 it points to if there is a type changing MEM_REF. Adjust all callers.
1681 (build_accesses_from_assign): Disable total scalarization if
1682 contains_vce_or_bfcref_p returns true through the new parameter, for
1685 2019-03-09 Jakub Jelinek <jakub@redhat.com>
1688 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
1689 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
1692 * common.opt (fdiagnostics-show-labels,
1693 fdiagnostics-show-line-numbers, fdiagnostics-format=,
1694 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
1695 gas-locview-support, ginline-points, ginternal-reset-location-views):
1696 Terminate description text with a dot.
1697 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
1698 * config/mcore/mcore.opt (m210, m340): Likewise.
1699 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
1700 mnops=): Start description text with a capital letter.
1701 * config/arc/arc.opt (msize-level=): Likewise.
1702 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
1703 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
1705 * config/ft32/ft32.opt (msim): Likewise.
1706 (mft32b, mcompress): Likewise. Terminate description text with a dot.
1707 (mnodiv, mnopm): Terminate description text with a dot.
1708 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
1710 * config/i386/i386.opt (prefer_vector_width, instrument_return):
1712 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
1715 PR rtl-optimization/89634
1716 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
1717 are modified in BB_END (e->src) instruction.
1719 2019-03-08 David Malcolm <dmalcolm@redhat.com>
1722 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
1723 messages more amenable to translation, and improve wording.
1725 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
1727 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
1728 ud- and du-chains between phases.
1730 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
1733 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
1734 instead of POLY_INT_CST.
1736 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
1738 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
1741 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
1746 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
1747 (_mm_storeu_si64): Ditto.
1749 2019-03-08 Martin Liska <mliska@suse.cz>
1752 * config/i386/i386.c (ix86_option_override_internal): Disable
1753 jump tables when retpolines are used.
1755 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
1758 * ipa-split.c (execute_split_functions): Do not split
1759 'noinline' or 'section' function.
1761 2019-03-08 Jakub Jelinek <jakub@redhat.com>
1764 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
1765 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
1766 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
1769 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
1770 from diagnostics. Formatting fixes.
1773 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
1774 warn_odr diagnostics.
1777 * lra-constraints.c (process_alt_operands): Avoid one space before
1778 " at the end of line and another after " on another line in a string
1780 * attribs.c (handle_dll_attribute): Likewise.
1781 * config/avr/avr-devices.c (avr_texinfo): Likewise.
1783 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
1784 warning_at or inform messages in G_() if there is no ?:.
1786 PR tree-optimization/89550
1787 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
1788 returned true. Formatting fixes.
1789 (expand_builtin_strnlen): Formatting fixes.
1790 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
1791 if warning_at returned true.
1792 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
1794 2019-03-08 Richard Biener <rguenther@suse.de>
1797 * cfgloop.h (struct loop): Add owned_clique field.
1798 * cfgloopmanip.c (copy_loop_info): Copy it.
1799 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
1801 * tree-inline.c (copy_loops): Remap owned_clique.
1802 * lto-streamer-in.c (input_cfg): Stream owned_clique.
1803 * lto-streamer-out.c (output_cfg): Likewise.
1805 2019-03-08 Jakub Jelinek <jakub@redhat.com>
1808 * config/darwin.c: Include intl.h.
1809 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
1810 composing the message out of two separate parts.
1812 2019-03-07 Jakub Jelinek <jakub@redhat.com>
1815 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
1816 doesn't start with a capital letter and doesn't end with a dot.
1817 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
1818 with a capital letter.
1819 (ix86_mangle_function_version_assembler_name): Likewise.
1820 (ix86_generate_version_dispatcher_body): Likewise.
1821 (fold_builtin_cpu): Likewise.
1822 (get_builtin_code_for_version): Likewise. Remove extraneous space.
1823 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
1824 translators, wrap full type name in %qs.
1826 PR translation/79999
1827 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
1828 depend clause with source (or sink) modifier.
1829 * omp-expand.c (expand_omp_ordered_sink): Likewise.
1832 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
1833 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
1834 (avx512f_load<mode>_mask): New define_expand.
1835 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
1836 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
1837 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
1838 __builtin_ia32_movess_mask): New builtins.
1839 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
1840 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
1841 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
1842 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
1844 2019-03-07 Martin Jambor <mjambor@suse.cz>
1847 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
1848 for extern inline functions.
1850 2019-03-07 Martin Jambor <mjambor@suse.cz>
1853 * cgraph.h (cgraph_node): New inline method former_thunk_p.
1854 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
1855 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
1856 have multiple callees. At the end check if declarations match as
1857 opposed to cgraph_nodes.
1859 2019-03-07 Martin Liska <mliska@suse.cz>
1861 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
1862 which is equivalent to searching for this in clones chain.
1863 * symtab.c (symtab_node::verify_base): Similarly compare ASM
1864 names with a neighbour and special case first node in a chain.
1866 2019-01-25 Jason Merrill <jason@redhat.com>
1868 PR c++/80916 - spurious "static but not defined" warning.
1869 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
1870 for an internal symbol with DECL_EXTERNAL.
1872 2019-04-07 Richard Biener <rguenther@suse.de>
1875 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
1876 * tree-inline.c (copy_loops): Simplify.
1878 2019-03-07 Martin Liska <mliska@suse.cz>
1880 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
1882 2019-03-07 Richard Biener <rguenther@suse.de>
1884 PR tree-optimization/89595
1885 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
1886 stmt iterator as reference, take boolean output parameter to
1887 indicate whether the stmt was removed and thus the iterator
1889 (dom_opt_dom_walker::before_dom_children): Re-iterate over
1890 stmts created by folding.
1892 2019-03-07 Jakub Jelinek <jakub@redhat.com>
1895 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
1898 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
1900 PR rtl-optimization/88845
1901 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
1903 * lra.c (remove_scratches_1): New function.
1904 (remove_scratches): Use it.
1905 (lra_emit_move): Likewise.
1907 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
1909 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
1910 unaligned_access variable.
1911 * config/arc/arc.c (arc_override_options): Set unaligned access
1912 default on for HS CPUs.
1913 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
1915 2019-03-06 Martin Liska <mliska@suse.cz>
1917 PR gcov-profile/89577
1918 * doc/gcov.texi: Prefer to use --coverage.
1919 * doc/sourcebuild.texi: Likewise.
1921 2019-03-02 Jason Merrill <jason@redhat.com>
1923 PR c++/86485 - -Wmaybe-unused with empty class ?:
1924 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
1926 2019-03-05 Jakub Jelinek <jakub@redhat.com>
1929 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
1933 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
1934 exactly one argument.
1936 2019-03-05 Jakub Jelinek <jakub@redhat.com>
1937 Richard Sandiford <richard.sandiford@arm.com>
1939 PR tree-optimization/89570
1940 * match.pd (vec_cond into cond_op simplification): Don't use
1941 get_conditional_internal_fn, use as_internal_fn (cond_op).
1943 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
1946 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
1947 to decide when to split off a non-zero offset from a symbol.
1948 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
1949 in function symbols.
1951 2019-03-05 Richard Biener <rguenther@suse.de>
1953 PR tree-optimization/89594
1954 * tree-if-conv.c (pass_if_conversion::execute): Handle
1955 case where .LOOP_VECTORIZED_FUNCTION was removed.
1957 2019-03-05 Jakub Jelinek <jakub@redhat.com>
1960 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
1961 instead alloca it only when needed with the needed size.
1963 PR tree-optimization/89570
1964 * match.pd (vec_cond into cond_op simplification): Guard with
1965 vectorized_internal_fn_supported_p test and #if GIMPLE.
1967 PR tree-optimization/89566
1968 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
1969 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
1970 Punt if get_user_idx_format succeeds, but idx_format argument is
1971 not provided or doesn't have pointer type, or if idx_args is above
1972 number of provided arguments.
1974 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
1976 PR tree-optimization/89437
1977 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
1979 2019-03-04 Richard Biener <rguenther@suse.de>
1982 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
1985 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
1987 PR tree-optimization/89487
1988 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
1989 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
1990 (distribute_loop): Don't do runtime alias check if there is non-
1991 addressable data reference.
1992 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
1993 is a register variable.
1995 2019-03-02 Jakub Jelinek <jakub@redhat.com>
1998 * config/arm/arm.md (cmpsi2_addneg): Use
1999 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
2000 If operands[2] is 0 or INT_MIN, force use of subs.
2001 (*compare_scc splitter): Use gen_int_mode.
2002 (*negscc): Likewise.
2003 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
2005 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
2006 Monk Chiang <sh.chiang04@gmail.com>
2008 * common/config/riscv/riscv-common.c: Include sstream.
2009 (riscv_subset_list::to_string): New.
2010 (riscv_arch_str): Likewise.
2011 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
2013 * config/riscv/riscv-protos.h (riscv_arch_str): New.
2014 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
2015 (riscv_emit_attribute): New.
2016 (riscv_file_start): Emit attribute if needed.
2017 (riscv_option_override): Init riscv_emit_attribute_p.
2018 * config/riscv/riscv.opt (mriscv-attribute): New option.
2019 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
2021 * doc/install.texi: Document --with-riscv-attribute.
2022 * doc/invoke.texi: Document -mriscv-attribute.
2024 * common/config/riscv/riscv-common.c:
2025 Include config/riscv/riscv-protos.h.
2026 (INCLUDE_STRING): Defined.
2027 (RISCV_DONT_CARE_VERSION): Defined.
2028 (riscv_subset_t): Declare.
2029 (riscv_subset_t::riscv_subset_t): New.
2030 (riscv_subset_list): Declare.
2031 (riscv_subset_list::riscv_subset_list): New.
2032 (riscv_subset_list::~riscv_subset_list): Likewise.
2033 (riscv_subset_list::parsing_subset_version): Likewise.
2034 (riscv_subset_list::parse_std_ext): Likewise.
2035 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
2036 (riscv_subset_list::add): Likewise.
2037 (riscv_subset_list::lookup): Likewise.
2038 (riscv_subset_list::xlen): Likewise.
2039 (riscv_subset_list::parse): Likewise.
2040 (riscv_supported_std_ext): Likewise.
2041 (current_subset_list): Likewise.
2042 (riscv_parse_arch_string): Using riscv_subset_list::parse to
2045 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
2047 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
2048 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
2049 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
2051 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
2053 PR rtl-optimization/85899
2054 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
2055 fallthru edges leading to the exit block.
2057 2019-03-01 Tamar Christina <tamar.christina@arm.com>
2060 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
2061 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
2063 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
2065 PR tree-optimization/89535
2066 * tree-vect-stmts.c (vectorizable_call): Record the vector types
2067 for each operand. Calculate the fallback choice for mask operands
2068 and pass it to vect_get_vec_def_for_operand.
2070 2019-03-01 Richard Biener <rguenther@suse.de>
2073 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
2074 get virtual operands.
2075 (get_expr_operands): Handle CONST_DECL like other decls.
2077 2019-03-01 Jakub Jelinek <jakub@redhat.com>
2080 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
2081 on DECL_P and EXPR_P.
2083 2019-03-01 Richard Biener <rguenther@suse.de>
2086 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
2087 argument, defaulted to zero.
2088 * passes.c (execute_function_todo): Pass down SSA update flags
2089 to cleanup_tree_cfg.
2090 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
2091 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
2093 (cleanup_tree_cfg): Get and pass down SSA update flags.
2095 2019-03-01 Jakub Jelinek <jakub@redhat.com>
2098 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
2099 early_lto_debug argument.
2101 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
2103 PR tree-optimization/89536
2104 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
2105 only whether bit #0 of the value is 0 instead of the entire value.
2107 2019-02-28 Marek Polacek <polacek@redhat.com>
2109 PR c++/87068 - missing diagnostic with fallthrough statement.
2110 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
2111 at the end of a seq, save its location to walk_stmt_info.
2112 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
2115 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
2118 * tree.c (find_atomic_core_type): Move ahead in file.
2119 (check_base_type): Correctly compare alignments of atomic types.
2121 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
2124 * config/i386/i386.c (get_builtin_code_for_version): Identify
2125 Westmere from PCLMUL, instead of AES.
2127 2019-02-28 Jakub Jelinek <jakub@redhat.com>
2130 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
2131 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
2134 2019-02-28 Tamar Christina <tamar.christina@arm.com>
2137 * config/aarch64/aarch64-option-extensions.def: Document it.
2138 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
2141 2019-02-28 Jakub Jelinek <jakub@redhat.com>
2144 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
2145 builtins if they don't have a single scalar floating point argument.
2148 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
2150 PR rtl-optimization/89490
2151 * varasm.c (get_block_for_section): Bail out for mergeable sections.
2152 (default_use_anchors_for_symbol_p, output_object_block): Assert the
2153 block section is not mergeable.
2155 2019-02-27 Jakub Jelinek <jakub@redhat.com>
2158 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
2159 old define_insn to ...
2160 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
2161 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
2162 Rename old define_insn to ...
2163 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
2164 (thumb2_casesi_internal_pic): New define_expand. Rename old
2166 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
2167 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
2168 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
2170 2019-02-27 Richard Biener <rguenther@suse.de>
2173 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
2175 2019-02-27 Richard Biener <rguenther@suse.de>
2177 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
2180 2019-02-27 Richard Biener <rguenther@suse.de>
2183 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
2184 parameter, prefix section name with .gnu.debuglto_ if true.
2185 (dwarf2out_finish): Pass false to output_comdat_type_unit.
2186 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
2188 2019-02-27 Richard Biener <rguenther@suse.de>
2191 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
2192 rather than on use_debug_types, doing what output_die does.
2193 (value_format): Likewise.
2195 2019-02-27 Martin Jambor <mjambor@suse.cz>
2196 Martin Sebor <msebor@redhat.com>
2198 * doc/invoke.texi (Warning Options): Reword description of
2199 -Wno-absolute-value.
2201 2019-02-27 Jakub Jelinek <jakub@redhat.com>
2203 PR tree-optimization/89280
2204 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
2205 builtin_setjmp_setup_bb): New functions.
2206 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
2207 When visiting __builtin_setjmp_setup block, queue in special
2208 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
2209 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
2210 from visited after the loop if they don't have any visited successor
2213 2018-02-26 Steve Ellcey <sellcey@marvell.com>
2215 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
2217 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
2219 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2222 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
2223 with types other than sizetype/ssizetype.
2225 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
2227 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
2228 (enum sparc_processor_type): ...this.
2229 (enum sparc_code_model_type): New enumeration type.
2230 (enum sparc_memory_model_type): Tweak comments.
2231 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
2233 (mcmodel): Use sparc_code_model enumeration and variable.
2234 (sparc_code_model): New enumeration.
2235 (mdebug): Add Undocumented marker.
2236 * config/sparc/sparc.h (enum cmodel): Delete.
2237 (sparc_cmodel): Likewise.
2238 (TARGET_CM_MEDLOW): Adjust to above renaming.
2239 (TARGET_CM_MEDMID): Likewise.
2240 (TARGET_CM_MEDANY): Likewise.
2241 (TARGET_CM_EMBMEDANY): Likewise.
2242 * config/sparc/sparc.c (sparc_cmodel): Delete.
2243 (sparc_option_override): Remove string/value mapping support for the
2244 code model. Move code and memory model support to after the handling
2245 of target flags. Do private machine setup last.
2246 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
2247 (sparc_legitimize_reload_address): Likewise.
2248 (sparc_output_mi_thunk): Likewise.
2249 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
2251 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2253 PR tree-optimization/89500
2254 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
2255 (handle_builtin_strlen): Remove noncst_bound variable. Always
2256 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
2257 cst if the first cst bytes starting at x are known to be non-zero,
2258 even if the string is not zero terminated. Don't try to modify
2259 *si for strnlen. Update strlen_to_stridx only for strlen or if
2260 we can prove strnlen returns the same value as strlen would.
2262 2019-02-26 Martin Liska <mliska@suse.cz>
2264 * alloc-pool.h (struct pool_usage): Remove extra
2266 * bitmap.h (struct bitmap_usage): Likewise.
2267 * ggc-common.c (struct ggc_usage): Likewise.
2268 * mem-stats.h (struct mem_usage): Likewise.
2269 (mem_alloc_description::dump): Print dash lines
2270 here and repeat header at the end of a table report.
2271 It's then more readable.
2272 * tree-phinodes.c (phinodes_print_statistics): Make
2273 horizontal alignment.
2274 * tree-ssanames.c (ssanames_print_statistics): Likewise.
2275 * vec.c (struct vec_usage): Remove extra print_dash_line.
2276 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
2278 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
2280 * doc/extend.texi (__builtin_object_size):
2281 Use @pxref instead of @xref inside parenthesis.
2282 (__builtin_has_attribute): Add missing comma after @xref.
2283 (__builtin_object_size): Ditto.
2284 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
2285 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
2288 2019-02-26 Jeff Law <law@redhat.com>
2290 PR rtl-optimization/87761
2291 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
2292 detect obviously dead insns and delete them.
2294 2019-02-26 Richard Biener <rguenther@suse.de>
2296 PR tree-optimization/89505
2297 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
2298 to handle restrict pointed-to vars with multiple subvars
2301 2019-02-26 Richard Biener <rguenther@suse.de>
2303 PR tree-optimization/89489
2304 * tree-parloops.c (create_loop_fn): Copy over last_clique.
2306 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
2308 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
2309 and move around comment.
2310 <BIT_AND_EXPR>: Likewise.
2311 <BIT_NOT_EXPR>: Add specific handling for boolean types.
2313 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2316 * config/i386/i386.c (remove_partial_avx_dependency): Call
2317 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
2318 after changing possibly many instructions to use that pseudo. Fix up
2319 insertion of v4sf_const0 setter at the start of bb.
2321 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
2324 * doc/extend.texi (Variadic Pointer Args): New section.
2326 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
2327 Martin Sebor <msebor@gmail.com>
2329 * common.opt (Wattribute-alias): Likewise.
2330 * doc/invoke.texi (Option Summary): List general form of
2331 -Wattribute-alias=. List positive form of -Wmissing-attributes.
2332 (-Wmissing-attributes): Invert entry, rewrite and correct default.
2333 Add cross-references.
2334 (-Wattribute-alias): Rewrite and correct default. Mention
2335 considered attributes (same as for -Wmissing-attributes).
2337 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
2339 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
2340 (_mm_cvtpd_ps): Likewise.
2341 (_mm_cvttpd_epi32): Likewise.
2344 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
2345 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
2348 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
2350 2019-02-25 Tamar Christina <tamar.christina@arm.com>
2353 * common/config/aarch64/aarch64-common.c
2354 (struct aarch64_option_extension): Add is_synthetic.
2355 (all_extensions): Use it.
2356 (TARGET_OPTION_INIT_STRUCT): Define hook.
2357 (struct gcc_targetm_common): Moved to end.
2358 (all_extensions_by_on): New.
2359 (opt_ext_cmp, typedef opt_ext): New.
2360 (aarch64_option_init_struct): New.
2361 (aarch64_contains_opt): New.
2362 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
2363 * config/aarch64/aarch64-option-extensions.def
2364 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
2365 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
2366 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
2367 Set is_synthetic to false.
2368 (crypto): Set is_synthetic to true.
2369 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
2372 2019-02-25 Tamar Christina <tamar.christina@arm.com>
2374 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
2375 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
2376 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
2377 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
2378 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
2379 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
2380 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
2381 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
2383 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
2384 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
2385 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
2386 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
2387 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
2388 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
2389 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
2390 vfmlsl_laneq_high_f16): ... To this.
2391 * config/arm/neon.md: Update comments.
2393 2019-02-25 Tamar Christina <tamar.christina@arm.com>
2395 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
2396 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
2397 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
2398 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
2399 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
2400 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
2401 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
2402 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
2404 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
2405 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
2406 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
2407 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
2408 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
2409 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
2410 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
2411 vfmlslq_laneq_high_f16): ... To this.
2413 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
2415 PR rtl-optimization/86096
2416 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
2417 comparing mw_order values.
2419 2019-02-25 Jakub Jelinek <jakub@redhat.com>
2422 * config/arm/arm.md (*subsi3_carryin_const): Use
2423 arm_neg_immediate_operand predicate instead of
2424 arm_not_immediate_operand, "L" constraint instead of "K" and
2425 print it using %n2 instead of %B2.
2426 (*subsi3_carryin_const0): New define_insn.
2427 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
2428 instead of arm_not_operand and "I" constraint instead of "K" and
2429 print it using %n3 instead of %B2. Instead of using match_dup 2 add
2430 another match_operand and in the condition check that it is negation
2432 (*subsi3_carryin_compare_const0): New define_ins.
2433 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
2434 *subsi3_carryin_const.
2435 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
2436 split into *subsi3_carryin_compare_const0 if the highpart is zero.
2439 * config/arm.vfp.md (*negdf2_vfp): Use
2440 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
2441 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
2443 2019-02-24 Jakub Jelinek <jakub@redhat.com>
2445 PR rtl-optimization/89445
2446 * simplify-rtx.c (simplify_ternary_operation): Don't use
2447 simplify_merge_mask on operands that may trap.
2448 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
2449 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
2450 second operand is CONST_VECTOR, check if any element could be zero.
2451 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
2452 their operands can trap.
2454 2019-02-23 Martin Sebor <msebor@redhat.com>
2456 * gimple-ssa-sprintf.c (target_strtol): Rename...
2457 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
2458 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
2459 check for range error.
2461 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
2464 * opts-common.c (prune_options): Also prune joined switches
2465 with Negative and RejectNegative.
2466 * config/i386/i386.opt (march=): Add Negative(march=).
2467 (mtune=): Add Negative(mtune=).
2468 * doc/options.texi: Document Negative used together with Joined
2471 2019-02-22 Martin Sebor <msebor@redhat.com>
2473 * doc/extend.texi (Other Builtins): Add
2474 __builtin_is_constant_evaluated.
2476 2019-02-22 Richard Biener <rguenther@suse.de>
2478 PR tree-optimization/87609
2479 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
2481 2019-02-22 Jeff Law <law@redhat.com>
2483 PR rtl-optimization/87761
2484 * config/mips/mips.md: Add new combiner pattern to recognize
2485 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
2487 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
2490 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
2491 destination register in peepholes generating patterns for ADDS/SUBS.
2492 (add<mode>3_compare0,
2493 *addsi3_compare0_uxtw, add<mode>3_compareC,
2494 add<mode>3_compareV_imm, add<mode>3_compareV,
2495 *adds_<optab><ALLX:mode>_<GPI:mode>,
2496 *subs_<optab><ALLX:mode>_<GPI:mode>,
2497 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
2498 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
2499 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
2500 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
2501 sub<mode>3_compare1): Allow stack pointer for source register.
2502 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
2504 2019-02-22 Martin Sebor <msebor@redhat.com>
2506 PR tree-optimization/88993
2507 PR tree-optimization/88853
2508 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
2510 (sprintf_dom_walker::call_info::is_string_func): New helper.
2511 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
2512 for formatted string functions.
2513 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
2515 2019-02-22 Martin Sebor <msebor@redhat.com>
2518 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
2519 unreachable subexpressions.
2521 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
2522 Hongtao Liu <hongtao.liu@intel.com>
2523 Sunil K Pandey <sunil.k.pandey@intel.com>
2526 * config/i386/i386-passes.def: Add
2527 pass_remove_partial_avx_dependency.
2528 * config/i386/i386-protos.h
2529 (make_pass_remove_partial_avx_dependency): New.
2530 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
2532 (pass_data_remove_partial_avx_dependency): New.
2533 (pass_remove_partial_avx_dependency): Likewise.
2534 (make_pass_remove_partial_avx_dependency): Likewise.
2535 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
2536 (*extendsfdf2): Add avx_partial_xmm_update.
2537 (truncdfsf2): Likewise.
2538 (*float<SWI48:mode><MODEF:mode>2): Likewise.
2539 (SF/DF conversion splitters): Disabled for TARGET_AVX.
2541 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
2544 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
2547 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
2550 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
2551 (PTA_SKYLAKE): Add PTA_AES.
2552 (PTA_GOLDMONT): Likewise.
2554 2019-02-22 Sudakshina Das <sudi.das@arm.com>
2556 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
2557 instruction if enabled.
2558 (aarch64_override_options): Remove reference to return address key.
2560 2019-02-22 Richard Biener <rguenther@suse.de>
2562 PR tree-optimization/89440
2563 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
2564 not necessary assert.
2566 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
2569 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
2570 (oacc_replace_fn_attrib_attr): ... this new function.
2571 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
2572 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
2574 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2576 * config/arm/arm-cpus.in (ares): Rename to...
2577 (neoverse-n1): ... This. Add ares as alias.
2578 * config/arm/arm-tables.opt: Regenerate.
2579 * config/arm/arm-tune.md: Likewise.
2580 * doc/invoke.txt (ARM Options): Document neoverse-n1.
2582 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2584 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
2585 * config/aarch64/aarch64-tune.md: Regenerate.
2586 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
2588 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2590 * config/aarch64/aarch64.c (ares_tunings): Rename to...
2591 (neoversen1_tunings): ... This.
2592 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
2593 (neoverse-n1): New CPU.
2594 * config/aarch64/aarch64-tune.md: Regenerate.
2595 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
2597 2019-02-22 Richard Biener <rguenther@suse.de>
2600 * cfghooks.h (dependence_hash): New typedef.
2601 (struct copy_bb_data): New type.
2602 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
2603 (duplicate_block): Likewise.
2604 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
2605 (copy_bbs): Create and pass down copy_bb_data.
2606 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
2607 (rtl_duplicate_bb): Likewise.
2608 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
2609 remap dependence info.
2611 2019-02-22 Richard Biener <rguenther@suse.de>
2613 PR tree-optimization/87609
2614 * tree-core.h (tree_base): Document special clique values.
2615 * tree-inline.c (remap_dependence_clique): Do not use the
2616 special clique value of one.
2617 (maybe_set_dependence_info): Use clique one.
2618 (clear_dependence_clique): New callback.
2619 (compute_dependence_clique): Clear clique one from all refs
2620 before assigning it (again).
2622 2019-02-21 Martin Sebor <msebor@redhat.com>
2624 * doc/extend.texi (__clear_cache): Correct signature.
2626 2019-02-21 Ian Lance Taylor <iant@golang.org>
2629 * varasm.c (decode_addr_const): Call lookup_constant_def rather
2630 than output_constant_def.
2631 (add_constant_to_table): New static function.
2632 (output_constant_def): Call add_constant_to_table.
2633 (tree_output_constant_def): Likewise.
2635 2019-02-21 Jakub Jelinek <jakub@redhat.com>
2638 * builtins.c (fold_builtin_arith_overflow): If first two args are
2639 INTEGER_CSTs, set intres and ovfres to constants rather than calls
2642 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
2645 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
2646 error for -mindirect-branch/-mfunction-return with incompatible
2649 2019-02-21 Jakub Jelinek <jakub@redhat.com>
2652 * constraints.md (q): Remove.
2653 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
2656 2019-02-21 Martin Jambor <mjambor@suse.cz>
2659 * omp-general.c (omp_extract_for_data): Removed a duplicate call
2660 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
2661 (omp_adjust_for_condition): ...here. Added necessary parameters.
2662 * omp-general.h (omp_adjust_for_condition): Updated declaration.
2663 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
2664 proper values to new parameters of omp_adjust_for_condition.
2666 2019-02-20 Jakub Jelinek <jakub@redhat.com>
2669 * expr.c (expand_assignment): If result is a MEM, use change_address
2670 instead of simplify_gen_subreg.
2672 2019-02-20 Jakub Jelinek <jakub@redhat.com>
2673 David Malcolm <dmalcolm@redhat.com>
2676 * fold-const.c (decode_field_reference): Return NULL_TREE if
2677 lang_hooks.types.type_for_size returns NULL. Check it before
2678 overwriting *exp_. Use return NULL_TREE instead of return 0.
2680 2019-02-20 Jakub Jelinek <jakub@redhat.com>
2684 * toplev.c (do_compile): Double the emin/emax exponents to workaround
2687 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
2690 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
2691 TARGET_SSE in addition to TARGET_SSE_MATH.
2693 (ix86_excess_precision): Ditto.
2694 (ix86_float_exceptions_rounding_supported_p): Ditto.
2695 (use_rsqrt_p): Ditto.
2696 * config/i386/sse.md (rsqrt<mode>2): Ditto.
2698 2019-02-20 David Malcolm <dmalcolm@redhat.com>
2701 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
2702 linenum_arith_t when determining if two adjacent line spans are
2703 close enough to merge.
2704 (diagnostic_show_locus): Use linenum_arith_t when iterating over
2705 lines within each line_span.
2707 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
2710 * lra-constraints.c(uses_hard_regs_p): Fix handling of
2711 paradoxical SUBREGS.
2713 2019-02-20 Li Jia He <helijia@linux.ibm.com>
2716 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
2717 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
2718 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
2721 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
2723 * config/gcn/gcn.c (print_operand): Fix typo.
2725 2019-02-19 Richard Biener <rguenther@suse.de>
2728 * toplev.c (do_compile): Initialize mpfr's exponent range
2729 based on available float modes.
2731 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
2733 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
2734 as long as the epilogue isn't completed.
2736 2019-02-18 Martin Sebor <msebor@redhat.com>
2738 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
2739 __has_cpp_attribute, and __has_include.
2741 2019-02-18 Martin Sebor <msebor@redhat.com>
2743 * doc/invoke.texi (-Wreturn-type): Correct and expand.
2745 2019-02-18 Martin Sebor <msebor@redhat.com>
2748 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
2750 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
2752 2019-02-18 Richard Biener <rguenther@suse.de>
2754 PR tree-optimization/89296
2755 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
2756 of no-warning flag to cases that might emit the bogus warning.
2758 2019-02-18 Jakub Jelinek <jakub@redhat.com>
2761 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
2763 * config/arm/vfp.md (*movdi_vfp): Likewise.
2764 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
2765 "q" constraint for operands[0].
2768 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
2769 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
2770 pattern in a temporary buffer.
2771 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
2772 than 64-operands[2].
2775 * config/s390/s390.c (s390_indirect_branch_attrvalue,
2776 s390_indirect_branch_settings): Define unconditionally.
2777 (s390_set_current_function): Likewise, but guard the whole body except
2778 the s390_indirect_branch_settings call with
2779 #if S390_USE_TARGET_ATTRIBUTE.
2780 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
2782 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
2783 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
2784 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
2785 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
2786 HOST_WIDE_INT_1U instead of 1ULL.
2787 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
2788 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
2789 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
2790 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
2792 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
2795 2019-02-18 Martin Jambor <mjambor@suse.cz>
2797 PR tree-optimization/89209
2798 * tree-sra.c (create_access_replacement): New optional parameter
2799 reg_tree. Use it as a type if non-NULL and access type is not of
2801 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
2802 to create_access_replacement.
2803 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
2804 Check lacc is non-NULL before attempting to re-create it on the RHS.
2806 2019-02-18 Martin Liska <mliska@suse.cz>
2809 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
2811 (symbol_table::free_edge): Recycle m_summary_id.
2812 * cgraph.h (get_summary_id): New.
2813 (symbol_table::release_symbol): Set m_summary_id to -1
2815 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
2816 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
2817 function_summary to fast_function_summary.
2818 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
2819 * ipa-pure-const.c (class funct_state_summary_t):
2820 Switch from function_summary to fast_function_summary.
2821 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
2822 (class ipa_ref_opt_summary_t): Switch from function_summary
2823 to fast_function_summary.
2824 * symbol-summary.h (class function_summary_base): New class
2825 that is created from base of former function_summary.
2826 (function_summary_base::unregister_hooks): New.
2827 (class function_summary): Inherit from function_summary_base.
2828 (class call_summary_base): New class
2829 that is created from base of former call_summary.
2830 (class call_summary): Inherit from call_summary_base.
2831 (struct is_same): New.
2832 (class fast_function_summary): New summary class.
2833 (class fast_call_summary): New summary class.
2834 * vec.h (vec_safe_grow_cleared): New function.
2836 2019-02-18 Martin Liska <mliska@suse.cz>
2838 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
2839 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
2840 * doc/tm.texi: Document new target hook.
2841 * doc/tm.texi.in: Likewise.
2842 * target.def: Add new target macro.
2843 * gcc.c (find_fortran_preinclude_file): Do not search multilib
2846 2019-02-17 Alan Modra <amodra@gmail.com>
2849 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
2850 output reg on add insn.
2851 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
2853 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
2856 * config/i386/sse.md (ssedoublemode): Remove V4HI.
2857 (PMULHRSW): Likewise.
2858 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
2860 (ssse3_pmulhrswv4hi3): New expander.
2862 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
2864 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
2865 MMX. Add isa attribute.
2867 2019-02-16 Jakub Jelinek <jakub@redhat.com>
2869 PR rtl-optimization/66152
2870 * builtins.h (c_readstr): Declare.
2871 * builtins.c (c_readstr): Remove forward declaration. Add
2872 null_terminated_p argument, if false, read all bytes from the
2873 string instead of stopping after '\0'.
2874 * expr.c (string_cst_read_str): New function.
2875 (store_expr): Use string_cst_read_str instead of
2876 builtin_strncpy_read_str. Try to store by pieces the whole
2877 exp_len first, and only if that fails, split it up into
2878 store by pieces followed by clear_storage. Formatting fix.
2880 * config/i386/i386.md (*movqi_internal): Remove static from
2881 buf variable. Use output_asm_insn (buf, operands); return "";
2882 instead of return buf;.
2883 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
2884 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
2885 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
2887 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
2889 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
2890 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
2891 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
2892 (CC1_SPEC): Likewise.
2893 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
2895 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
2897 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
2898 the base address on 64-bit strict-alignment platforms.
2900 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
2902 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
2904 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
2906 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
2908 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
2910 PR rtl-optimization/88308
2911 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
2912 on copied instruction.
2914 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
2916 * final.c (insn_current_reference_address): Replace test on JUMP_P
2917 with test on jump_to_label_p.
2918 * config/visium/visium-passes.def: New file.
2919 * config/visium/t-visium (PASSES_EXTRA): Define.
2920 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
2921 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
2922 (TRAMPOLINE_ALIGNMENT): Define.
2923 * config/visium/visium.c (visium_option_override): Do not register
2924 the machine-specific reorg pass here.
2925 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
2927 (output_branch): Adjust threshold for long branch instruction.
2928 * config/visium/visium.md (cpu): Move around.
2929 (length): Adjust for the GR6.
2931 2019-02-15 Richard Biener <rguenther@suse.de>
2932 Jakub Jelinek <jakub@redhat.com>
2934 PR tree-optimization/89278
2935 * tree-loop-distribution.c: Include tree-eh.h.
2936 (generate_memset_builtin, generate_memcpy_builtin): Call
2937 rewrite_to_non_trapping_overflow on builtin->size before passing it
2938 to force_gimple_operand_gsi.
2940 2019-02-15 Jakub Jelinek <jakub@redhat.com>
2943 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
2945 * opth-gen.awk: Likewise.
2947 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
2949 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
2950 Enable MMX, SSE and SSE2 by default.
2951 * config/i386/i386.c (ix86_option_override_internal): Do not
2952 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
2954 2019-02-14 Jakub Jelinek <jakub@redhat.com>
2956 PR rtl-optimization/89354
2957 * combine.c (make_extraction): Punt if extraction_mode is narrower
2960 2019-02-14 Maya Rashish <coypu@sdf.org>
2962 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
2963 * config/netbsd-d.c: New file.
2964 * config/t-netbsd: Add netbsd-d.o
2966 2018-02-14 Steve Ellcey <sellcey@marvell.com>
2968 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
2969 affects_type_identity to true for aarch64_vector_pcs.
2970 (aarch64_comp_type_attributes): New function.
2971 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
2973 2019-02-14 Tamar Christina <tamar.christina@arm.com>
2976 * config/arm/iterators.md (ANY64): Add V4HF.
2978 2019-02-14 Martin Liska <mliska@suse.cz>
2980 PR rtl-optimization/89242
2981 * dce.c (delete_unmarked_insns): Call free_dominance_info we
2982 process a transformation.
2984 2019-02-14 Jakub Jelinek <jakub@redhat.com>
2986 PR tree-optimization/89314
2987 * fold-const.c (fold_binary_loc): Cast strlen argument to
2988 const char * before dereferencing it. Formatting fixes.
2991 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
2993 2019-02-13 Ian Lance Taylor <iant@golang.org>
2995 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
2996 and set current index for other optimizations.
2998 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
3000 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
3001 nonimmediate_operand as operand 2 predicate.
3002 (vec_set<VF2_512_256:mode>_0): Ditto.
3003 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
3004 (*vec_concatv2si): Remove alternative 2.
3005 (*vec_concatv4si_0): Use vm constraint for alternative 0.
3006 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
3007 (vec_concatv2di): Split alternatives 4,5,6 to ...
3008 (*vec_concatv2di_0) ... new pattern.
3010 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
3013 * config/arm/arm.c (ldm_stm_operation_p) Set
3014 addr_reg_in_reglist correctly for first register.
3015 (load_multiple_sequence): Remove dead base check.
3016 (gen_ldm_seq): Correctly set write_back for Thumb-1.
3018 2019-02-13 Tamar Christina <tamar.christina@arm.com>
3021 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
3022 Expose as @aarch64_pred_mov.
3023 * config/aarch64/aarch64.c (aarch64_classify_address):
3024 Use expand_insn which legitimizes operands.
3026 2019-02-13 Martin Liska <mliska@suse.cz>
3028 * builtins.h (expand_builtin_with_bounds): Remove declaration.
3029 * calls.c (struct arg_data): Remove special_slot, pointer_arg
3030 and pointer_offset fields.
3031 (initialize_argument_information): Remove usage of dead
3033 * cgraph.h (struct cgraph_thunk_info): Remove
3034 add_pointer_bounds_args.
3035 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
3037 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
3039 * config/i386/i386.c (ix86_function_arg_advance): Remove
3041 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
3042 (def_builtin): Remove usage of dead
3044 (ix86_add_new_builtins): Likewise.
3045 * ipa-fnsummary.c (compute_fn_summary): Likewise.
3046 * ipa-icf.c (sem_function::equals_wpa): Likewise.
3047 (sem_function::init): Likewise.
3048 (sem_variable::merge): Likewise.
3049 * ipa-visibility.c (function_and_variable_visibility): Likewise.
3050 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
3051 * lto-cgraph.c (lto_output_node): Likewise.
3052 (lto_output_varpool_node): Likewise.
3053 (input_node): Likewise.
3054 (input_varpool_node): Likewise.
3055 * lto-streamer-out.c (lto_output): Likewise.
3056 * tree-inline.c (expand_call_inline): Remove usage of
3058 * tree-inline.h (struct copy_body_data): Likewise.
3059 * varpool.c (varpool_node::dump): Likewise.
3061 2019-02-13 Jakub Jelinek <jakub@redhat.com>
3064 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
3065 into pt->vars_contains_escaped_heap instead of setting
3066 pt->vars_contains_escaped_heap to it.
3069 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
3070 INTVAL (size), compare it to GET_MODE_MASK instead of
3071 1 << GET_MODE_BITSIZE.
3074 * config/i386/predicates.md (x86_64_immediate_operand): Allow
3075 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
3078 2019-02-13 Martin Liska <mliska@suse.cz>
3081 * cfgrtl.c (remove_barriers_from_footer): New function.
3082 (try_redirect_by_replacing_jump): Use it.
3083 (cfg_layout_redirect_edge_and_branch): Likewise.
3085 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
3087 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
3088 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
3089 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
3090 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
3091 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
3092 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
3094 * config/rs6000/rs6000.c (builtin_function_type)
3095 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
3096 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
3097 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
3098 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
3099 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
3101 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
3103 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
3104 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
3106 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
3109 * config/i386/i386.md (*movoi_internal_avx): Revert revision
3110 268678 and revision 268657.
3111 (*movti_internal): Likewise.
3113 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
3116 * config/s390/s390.c (s390_decompose_address): Update comment.
3117 (s390_check_qrst_address): Reject invalid address forms after
3120 2019-02-12 Martin Liska <mliska@suse.cz>
3123 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
3124 we need default values of funct_state for a function that
3127 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
3129 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
3130 the object to pick the size of stores on strict-alignment platforms.
3132 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
3133 (*movdi_insn_sp32): Likewise.
3134 (*movdi_insn_sp64): Likewise.
3136 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
3139 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
3140 types that needs constructiong.
3141 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
3143 2019-02-12 Richard Biener <rguenther@suse.de>
3145 PR tree-optimization/89253
3146 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
3149 2019-02-11 David Malcolm <dmalcolm@redhat.com>
3152 * input.c (selftest::test_line_offset_overflow): New selftest.
3153 (selftest::input_c_tests): Call it.
3155 2019-02-11 Martin Sebor <msebor@redhat.com>
3157 PR tree-optimization/88771
3158 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
3159 when -Wstringop-overflow is set.
3160 (builtin_memref::builtin_memref): Adjust excessive upper bound
3161 only when lower bound is not excessive.
3162 (maybe_diag_overlap): Detect and diagnose excessive bounds via
3163 -Wstringop-ovefflow.
3164 (maybe_diag_offset_bounds): Rename...
3165 (maybe_diag_access_bounds): ...to this.
3166 (check_bounds_or_overlap): Adjust for name change above.
3168 2019-02-11 Martin Sebor <msebor@redhat.com>
3171 * builtins.c (max_object_size): Move from here...
3172 * builtins.h (max_object_size): ...and here...
3173 * tree.c (max_object_size): ...to here...
3174 * tree.h (max_object_size): ...and here.
3176 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
3178 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
3179 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
3180 for correct semantics.
3182 2019-02-11 Alan Modra <amodra@gmail.com>
3184 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
3185 -mlongcall and -mpltseq.
3186 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
3187 (RS/6000 and PowerPC Options <-mpltseq>): Document.
3188 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
3189 * config/rs6000/sysv4.opt (mpltseq): New option.
3190 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
3191 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
3192 support is lacking. Don't allow -mpltseq with -mbss-plt.
3193 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
3194 -mpltseq given for ELFv1.
3195 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
3196 Only use UNSPEC_PLTSEQ for inline PLT calls.
3197 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
3198 use UNSPEC_PLTSEQ for inline PLT calls.
3199 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
3200 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
3201 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
3202 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
3203 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
3204 (pltseq_mtctr_<mode>): Likewise.
3206 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3208 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
3210 * configure: Regenerate.
3212 2019-02-11 Jakub Jelinek <jakub@redhat.com>
3215 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
3218 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
3220 * function.c (assign_parm_setup_block): Use the stored
3221 size, not the passed size, when allocating stack-space,
3222 also for a parameter with alignment larger than
3223 MAX_SUPPORTED_STACK_ALIGNMENT.
3225 2019-02-11 Martin Liska <mliska@suse.cz>
3228 * ipa-cp.c (build_toporder_info): Remove usage of a param.
3229 * ipa-inline.c (inline_small_functions): Likewise.
3230 * ipa-pure-const.c (propagate_pure_const): Likewise.
3231 (propagate_nothrow): Likewise.
3232 * ipa-reference.c (propagate): Likewise.
3233 * ipa-utils.c (struct searchc_env): Remove unused field.
3234 (searchc): Always search across AVAIL_INTERPOSABLE.
3235 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
3236 the only called IPA pure const can properly not propagate
3237 across interposable boundary.
3238 * ipa-utils.h (ipa_reduced_postorder): Remove param.
3240 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
3242 * config/nds32/nds32.md (call_internal, call_value_internal,
3243 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
3245 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
3247 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
3250 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
3252 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
3255 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
3257 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
3259 2019-02-10 Jakub Jelinek <jakub@redhat.com>
3261 PR tree-optimization/89268
3262 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
3263 if preds is non-NULL.
3265 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3268 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
3271 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
3273 * config/nds32/nds32.md (trap): New pattern.
3275 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
3277 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
3280 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
3282 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
3285 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3287 * ipa-visibility.c (localize_node): Also do not localize
3288 LDPR_PREVAILING_DEF_IRONLY_EXP.
3290 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3293 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
3294 instead of type_with_linkage.
3296 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3299 * params.def (uninlined-function-insns, uninlined-function-time,
3300 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
3301 bound so we don't get overflows.
3303 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
3305 * config/rs6000/rs6000-string.c (expand_compare_loop,
3306 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
3309 2019-02-09 Jakub Jelinek <jakub@redhat.com>
3312 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
3313 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
3314 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
3316 2019-02-09 Alan Modra <amodra@gmail.com>
3319 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
3320 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
3323 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
3326 * lra-constraints.c (process_alt_operands): Don't increase reject
3327 for memory when offset memory is required.
3329 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
3331 * config/s390/vector.md: Implement vector copysign.
3333 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
3335 * expr.c (expand_constructor): Correct indentations.
3337 2019-02-08 Richard Biener <rguenther@suse.de>
3339 PR tree-optimization/89247
3340 * tree-if-conv.c: Include tree-cfgcleanup.h.
3341 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
3342 (tree_if_conversion): Pass through predicate vector.
3343 (pass_if_conversion::execute): Do CFG cleanup and SSA update
3344 inline, see if any if-converted loops we refrece in
3345 LOOP_VECTORIZED calls vanished and fixup.
3346 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
3348 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
3350 * config/s390/constraints.md (jdd): New constraint.
3352 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
3355 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
3356 upper 16 vector registers without TARGET_AVX512VL.
3357 (*movti_internal): Likewise.
3359 2019-02-08 Jakub Jelinek <jakub@redhat.com>
3361 PR rtl-optimization/89234
3362 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
3363 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
3364 (copy_reg_eh_region_note_backward): Likewise.
3366 2019-02-08 Richard Biener <rguenther@suse.de>
3369 * tree-data-ref.c (initialize_matrix_A): Fail if constant
3371 (analyze_subscript_affine_affine): Handle failure from
3372 initialize_matrix_A.
3374 2019-02-08 Jakub Jelinek <jakub@redhat.com>
3376 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
3379 2019-02-07 David Malcolm <dmalcolm@redhat.com>
3381 PR tree-optimization/86637
3382 PR tree-optimization/89235
3383 * tree-vect-loop.c (optimize_mask_stores): Add an
3384 auto_purge_vect_location sentinel to ensure that vect_location is
3387 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
3388 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
3389 to ensure that vect_location is purged on exit.
3390 (pass_slp_vectorize::execute): Likewise, replacing the manual
3392 * tree-vectorizer.h (class auto_purge_vect_location): New class.
3394 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3396 * config/aarch64/iterators.md (max_opp): New code_attr.
3397 (USMAX): New code iterator.
3398 * config/aarch64/predicates.md (aarch64_smin): New predicate.
3399 (aarch64_smax): Likewise.
3400 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
3401 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
3404 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
3407 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
3408 for TARGET_AVX512VL.
3409 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
3411 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
3413 * config/s390/s390-builtin-types.def: Add new types.
3414 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
3415 (s390_vec_xlw4): Make the memory operand into a const pointer.
3416 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
3418 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
3419 a new vector type with the alignment of the scalar memory operand.
3421 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
3422 Jakub Jelinek <jakub@redhat.com>
3425 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
3426 arm_count_ldrdstrd_insns): New declarations.
3427 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
3429 (valid_operands_ldrd_strd): New function.
3430 (arm_count_ldrdstrd_insns): New function.
3431 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
3432 sets instead of single DImode set and define new insns to match this.
3434 2019-02-07 Tamar Christina <tamar.christina@arm.com>
3436 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
3437 Make it a C initializer.
3439 2019-02-07 Tamar Christina <tamar.christina@arm.com>
3442 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
3444 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3446 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
3447 Use neon_dot<q> for type.
3448 (neon_<sup>dot_lane<vsi2qi>): Likewise.
3450 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3452 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
3453 Use neon_dot<q> for type.
3454 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
3455 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
3457 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
3459 PR rtl-optimization/89225
3460 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
3463 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
3465 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
3466 after restoring registers saved to allocate the frame on Windows.
3468 2019-02-06 Richard Biener <rguenther@suse.de>
3470 PR tree-optimization/89182
3471 * graphite.h (cached_scalar_evolution_in_region): Declare.
3472 * graphite.c (struct seir_cache_key): New.
3473 (struct sese_scev_hash): Likewise.
3474 (seir_cache): New global.
3475 (cached_scalar_evolution_in_region): New function.
3476 (graphite_transform_loops): Allocate and release seir_cache.
3477 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
3478 cached_scalar_evolution_in_region.
3479 * graphite-scop-detection.c (scop_detection::can_represent_loop):
3481 (scop_detection::graphite_can_represent_expr: Use
3482 cached_scalar_evolution_in_region.
3483 (scop_detection::stmt_simple_for_scop_p): Likewise.
3484 (find_params_in_bb): Likewise.
3485 (gather_bbs::before_dom_children): Likewise.
3486 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
3487 (add_loop_constraints): Likewise.
3489 2019-02-06 Jakub Jelinek <jakub@redhat.com>
3492 * fold-const-call.c (fold_const_vec_convert): Pass true as last
3493 operand to new_unary_operation only if both element types are integral
3494 and it isn't a widening conversion. Return NULL_TREE if
3495 new_unary_operation failed.
3497 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
3500 * config/s390/s390.md: Remove load and test FP splitter.
3502 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
3505 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
3506 expand_compare_loop, expand_block_compare_gpr,
3507 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
3508 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
3509 #include "profile-count.h" and "predict.h" for types and functions
3510 needed to work with REG_BR_PROB notes.
3512 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
3515 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
3516 for the long branch case.
3518 2019-02-05 Jakub Jelinek <jakub@redhat.com>
3521 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
3522 can throw, non-call exceptions are enabled and we can't delete
3523 dead exceptions or alter cfg. Set must_clean if
3524 delete_insn_and_edges returns true, don't set it blindly for calls.
3525 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
3527 PR rtl-optimization/89195
3528 * combine.c (make_extraction): For MEMs, don't extract bytes outside
3529 of the original MEM.
3531 2019-02-05 Martin Liska <mliska@suse.cz>
3533 PR gcov-profile/89000
3534 * gcov.c (function_summary): Remove argument.
3535 (file_summary): New function.
3536 (print_usage): Replace tabs with spaces.
3537 (generate_results): Use new function file_summary.
3539 2019-02-05 Jakub Jelinek <jakub@redhat.com>
3542 * optabs.c (prepare_cmp_insn): Pass x and y to
3543 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
3545 2019-02-05 Richard Biener <rguenther@suse.de>
3548 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
3549 (struct bitmap_element): Drop chain_prev so we properly recurse on
3550 the prev member, supporting tree views.
3551 (struct bitmap_head): GTY skip the obstack member.
3553 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
3556 * doc/extend.texi (Vector Extensions): Add an example of using vector
3557 types together with x86 intrinsics.
3559 2019-02-04 Alan Modra <amodra@gmail.com>
3561 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
3562 str[] size to 160, and comment.
3564 2019-02-04 Alan Modra <amodra@gmail.com>
3566 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
3567 (rs6000_pltseq_template): Guard output of TLS markers with
3569 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
3570 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
3571 to use inline PLT sequences.
3572 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
3573 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
3574 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
3576 2019-02-04 Martin Liska <mliska@suse.cz>
3579 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
3580 out when ipa_fn_summaries does not contain entry for callee.
3582 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
3584 * config/sparc/sparc.h: Remove superfluous blank lines.
3585 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
3586 (got_register_rtx): ...this.
3587 (sparc_got): Adjust to above renaming.
3588 (sparc_tls_got): Likewise.
3589 (sparc_delegitimize_address): Likewise.
3590 (sparc_output_mi_thunk): Likewise.
3591 (sparc_init_pic_reg): Likewise.
3592 (save_local_or_in_reg_p): Fix test on the GOT register.
3593 (USE_HIDDEN_LINKONCE): Move around.
3594 (get_pc_thunk_name): Likewise.
3595 (gen_load_pcrel_sym): Likewise.
3596 (load_got_register): Likewise.
3598 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
3600 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
3601 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
3603 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
3605 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
3608 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
3610 * config.gcc (with_nds32_lib, glibc):
3611 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
3612 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
3613 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
3615 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
3618 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
3619 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
3620 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
3621 (*rcpsf2_sse): Ditto.
3622 (*rsqrtsf2_sse): Ditto.
3623 (sse4_1_round<mode<2): Ditto.
3625 2019-02-03 Richard Biener <rguenther@suse.de>
3628 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
3631 2019-02-02 Jakub Jelinek <jakub@redhat.com>
3634 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
3635 Punt with warning on aggregate return or argument types. Ignore
3636 type/mode checking for uniform arguments.
3638 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3640 * combine.c (try_combine): Do not print "Can't combine" messages unless
3641 printing failed combination attempts.
3643 2019-02-01 Martin Jambor <mjambor@suse.cz>
3646 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
3647 segment and global segment variables before making them static.
3649 2019-02-01 Martin Jambor <mjambor@suse.cz>
3651 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
3652 missed optimization dump with dump_enabled_p.
3654 2019-02-01 Richard Biener <rguenther@suse.de>
3657 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
3658 the instantiate cache.
3659 (instantiate_scev_binary): Elide second operand procesing
3660 if equal to the first.
3661 * tree-chrec.c (chrec_contains_symbols): Add visited set.
3662 (chrec_contains_undetermined): Likewise.
3663 (tree_contains_chrecs): Likewise.
3665 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
3667 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
3669 2019-02-01 Jakub Jelinek <jakub@redhat.com>
3671 PR tree-optimization/89143
3672 * wide-int-range.h (wide_int_range_absu): Declare.
3673 * wide-int-range.cc (wide_int_range_absu): New function.
3674 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
3676 PR tree-optimization/88107
3677 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
3678 instead of assertion that eh_region_outermost is non-NULL, if it
3679 is NULL, set *ALL to true and return NULL.
3680 (move_sese_region_to_fn): Adjust caller, if all is set, call
3681 duplicate_eh_regions with NULL region.
3683 2019-02-01 Richard Biener <rguenth@suse.de>
3685 PR rtl-optimization/88593
3686 * mode-switching.c (optimize_mode_switching): Free dominators before
3687 calling cleanup_cfg.
3689 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
3691 PR tree-optimization/88932
3692 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
3694 2019-01-31 Jakub Jelinek <jakub@redhat.com>
3697 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
3698 bogus clang warning.
3700 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
3703 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
3704 alternative to avoid partial SSE register stall for TARGET_AVX.
3705 (truncdfsf2): Ditto.
3706 (sse4_1_round<mode>2): Ditto.
3708 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
3710 PR tree-optimization/89008
3711 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
3712 process anything of the form X * 0.
3714 2019-01-31 Richard Biener <rguenther@suse.de>
3716 PR tree-optimization/89135
3717 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
3718 with abnormal preds.
3720 2019-01-31 Jakub Jelinek <jakub@redhat.com>
3723 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
3724 always_inline callees into no_sanitize_address callers.
3726 2019-01-31 Richard Biener <rguenther@suse.de>
3728 PR rtl-optimization/89115
3729 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
3731 2019-01-30 Martin Sebor <msebor@redhat.com>
3734 * doc/extend.texi (cast to a union): Correct and expand.
3736 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
3738 PR rtl-optimization/87246
3739 * lra-constraints.c (simplify_operand_subreg): Reload memory
3740 in subreg if the address became invalid.
3742 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
3745 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
3746 Disable for little-endian.
3748 2019-01-30 Richard Biener <rguenther@suse.de>
3750 PR rtl-optimization/89115
3751 * opts.c (default_options_optimization): Reduce
3752 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
3753 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
3756 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
3758 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
3759 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
3760 type of vector element when vec_extract is implemented by direct
3763 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
3765 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
3767 2019-01-30 Richard Biener <rguenther@suse.de>
3769 PR tree-optimization/89111
3770 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
3771 canonicalization to appropriately sized access types.
3773 2019-01-30 Jakub Jelinek <jakub@redhat.com>
3776 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
3777 for arguments to functions that are TU-local and shouldn't be
3778 referenced by assembly.
3780 2019-01-30 Ulrich Drepper <drepper@redhat.com>
3782 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
3785 2019-01-29 Martin Sebor <msebor@redhat.com>
3788 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
3790 2019-01-29 Jakub Jelinek <jakub@redhat.com>
3794 * omp-simd-clone.c (simd_clone_clauses_extract)
3795 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
3796 OMP_CLAUSE_ALIGNED_ALIGNMENT.
3798 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
3800 * config.gcc: Force .init_array for ARC.
3802 2019-01-29 Richard Biener <rguenther@suse.de>
3805 * dwarf2out.c (collect_skeleton_dies): New helper.
3806 (copy_decls_for_unworthy_types): Call it.
3807 (build_abbrev_table): Assert we do not try to replace
3808 DW_AT_signature refs with local refs.
3810 2019-01-28 Jakub Jelinek <jakub@redhat.com>
3813 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
3814 for lastprivate/linear IV, push gimplify context around gimplify_assign
3815 and, if it needed any temporaries, pop it into a gimple bind around the
3818 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
3820 * common.opt (-Wattribute-alias): Remove "no-" from name.
3821 Make -Wattribute-alias command line option and
3822 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
3824 2019-01-28 Jakub Jelinek <jakub@redhat.com>
3827 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
3828 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
3830 (bmi2): Add missing @opindex.
3831 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
3832 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
3833 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
3834 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
3835 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
3836 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
3837 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
3838 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
3839 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
3840 xsavec, xsaveopt and xsaves options.
3842 2019-01-28 Richard Biener <rguenther@suse.de>
3845 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
3848 2019-01-28 Richard Biener <rguenther@suse.de>
3850 PR tree-optimization/88739
3851 * tree-cfg.c (verify_types_in_gimple_reference): Verify
3852 BIT_FIELD_REFs only are applied to mode-precision operands
3853 when they are integral.
3854 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
3855 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
3856 BIT_FIELD_REFs of non-mode-precision integral operands.
3858 2019-01-27 Jakub Jelinek <jakub@redhat.com>
3861 * config/i386/sse.md
3862 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
3863 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
3864 first constants in pairs are multiples of 2. Formatting fixes.
3865 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
3866 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
3867 first constants in each quadruple are multiples of 4. Formatting fixes.
3869 2019-01-26 Martin Jambor <mjambor@suse.cz>
3872 * tree-inline.c: Include tree-cfgcleanup.h.
3873 (delete_unreachable_blocks_update_callgraph): Move...
3874 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
3875 ...here, make externally visible, make second argument bool, adjust
3877 * tree-cfgcleanup.c: Include cgraph.h.
3878 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
3880 * ipa-prop.c: Include tree-cfgcleanup.h.
3881 (ipcp_transform_function): Call
3882 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
3884 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
3886 PR rtl-optimization/88846
3887 * ira.c (process_set_for_memref_referenced_p): New.
3888 (memref_referenced_p): Add new param. Use
3889 process_set_for_memref_referenced_p. Add new switch cases.
3890 (memref_used_between_p): Pass new arg to memref_referenced_p.
3892 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
3895 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
3896 argument ABI_BREAK. Set to true if the calculated alignment has
3897 changed in gcc-9. Check bit-fields for their base type alignment.
3898 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
3899 (aarch64_function_arg_boundary): Likewise.
3900 (aarch64_gimplify_va_arg_expr): Likewise.
3902 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
3905 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
3906 instead of accessing TREE_INT_CST_ELT directly.
3908 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
3910 * doc/sourcebuild.texi (Environment attributes): Add fenv and
3911 fenv_exceptions description.
3913 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
3915 PR rtl-optimization/87763
3916 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
3917 Allow SUBREG when matching CC_NZmode compare.
3919 2019-01-25 Richard Biener <rguenther@suse.de>
3921 PR tree-optimization/89049
3922 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
3923 Look at the pattern stmt to determine if the stmt is vectorized.
3925 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
3927 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
3928 (pred_mov<mode>): Handle all-register forms using both a new
3929 alternative and a split.
3931 2019-01-25 Richard Biener <rguenther@suse.de>
3933 PR tree-optimization/86865
3934 * graphite-scop-detection.c (scop_detection::can_represent_loop):
3935 Reject non-do-while loops.
3937 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
3939 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
3940 * config/rs6000/constraints.md (Q constraint): Use REG_P.
3941 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
3942 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
3943 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
3944 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3945 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
3946 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
3947 vlogical_operand, gpc_reg_operand, int_reg_operand,
3948 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
3949 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
3950 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
3951 (save_world_operation, restore_world_operation, lmw_operation,
3952 stmw_operation): Use MEM_P and REG_P.
3953 (tie_operand): Use MEM_P.
3954 (vrsave_operation, crsave_operation): Use REG_P.
3955 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
3956 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
3957 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
3958 (call_operand): Use HARD_REGISTER_P.
3959 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
3961 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
3962 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
3963 quad_aligned_load_p, replace_swapped_aligned_store,
3964 recombine_lvx_pattern, replace_swapped_aligned_load,
3965 recombine_stvx_pattern): Use MEM_P.
3966 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
3967 Use MEM_P and SYMBOL_REF_P.
3968 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
3969 (insn_is_swappable_p): Use REG_P and MEM_P.
3970 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
3971 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
3973 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
3975 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
3977 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
3978 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
3979 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
3980 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
3982 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
3983 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
3984 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
3985 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
3986 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
3987 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
3988 rs6000_split_logical_di): Use CONST_INT_P.
3989 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
3990 REG_P and SYMBOL_REF_P.
3991 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
3992 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
3993 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
3994 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
3995 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
3996 (small_data_operand, print_operand_address): Use CONST_INT_P and
3998 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
3999 (rs6000_init_hard_regno_mode_ok, direct_move_p):
4000 Use HARD_REGISTER_NUM_P.
4001 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
4002 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
4003 SUBREG_P and SYMBOL_REF_P.
4004 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
4005 and HARD_REGISTER_NUM_P.
4006 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
4008 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
4009 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
4011 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
4012 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
4013 find_addr_reg): Use REG_P.
4014 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
4015 (rs6000_emit_le_vsx_move): Use SUBREG_P.
4016 (offsettable_ok_by_alignment, constant_pool_expr_p,
4017 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
4018 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
4019 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
4020 rs6000_assemble_integer, create_TOC_reference,
4021 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
4022 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
4023 (rs6000_split_vec_extract_var): Use reg_or_subregno.
4024 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
4025 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
4026 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4027 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4028 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
4029 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
4030 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
4031 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
4032 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
4033 and cbranch<mode>4): Use CONST_INT_P.
4034 (multiple define_splits): Use REG_P and SUBREG_P.
4035 (define_expands call, call_value): Use MEM_P.
4036 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
4037 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
4038 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
4039 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
4040 and HARD_REGISTER_NUM_P.
4041 (multiple define_splits): Use HARD_REGISTER_NUM_P.
4043 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
4045 PR rtl-optimization/88948
4046 * rtl.h (prepare_copy_insn): New prototype.
4047 * gcse.c (prepare_copy_insn): New function, split out from
4048 process_insert_insn.
4049 (process_insert_insn): Use prepare_copy_insn.
4050 * store-motion.c (replace_store_insn): Use prepare_copy_insn
4051 instead of gen_move_insn.
4053 2019-01-24 Jakub Jelinek <jakub@redhat.com>
4056 * config/i386/i386.c (ix86_pic_register_p): Return true for
4059 PR tree-optimization/88964
4060 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
4061 punt if HONOR_SNANS (chrec).
4064 * tree-nested.c (convert_nonlocal_reference_stmt,
4065 convert_local_reference_stmt, convert_tramp_reference_stmt,
4066 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
4067 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
4070 PR tree-optimization/89027
4071 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
4072 for "omp simd array" variables.
4074 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
4077 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
4078 force the alignment of m_val.
4080 2019-01-24 Richard Biener <rguenther@suse.de>
4083 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
4084 When in "legacy" debug mode make sure to reset self-origins.
4086 2019-01-24 Martin Liska <mliska@suse.cz>
4088 PR gcov-profile/88994
4089 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
4090 result will be always smaller or equal to the original.
4091 * gcov.c (mangle_name): Fix else branch where we should
4092 also copy to PTR and shift the pointer.
4094 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
4096 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
4097 * vr-values.c (find_case_label_ranges): Fix a comment typo.
4099 2019-01-23 Bin Cheng <bin.cheng@arm.com>
4100 Steve Ellcey <sellcey@marvell.com>
4103 * recog.c (address_operand): Return false on wrong mode for address.
4104 (constrain_operands): Check for mode with 'p' constraint.
4106 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
4109 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
4110 Disparage MMX alternative.
4111 (sse2_cvtpd2pi): Ditto.
4112 (sse2_cvttpd2pi): Ditto.
4114 2019-01-23 David Malcolm <dmalcolm@redhat.com>
4117 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
4118 use-after-free of the result of
4119 aarch64_get_extension_string_for_isa_flags.
4121 2019-01-23 Jakub Jelinek <jakub@redhat.com>
4124 * doc/extend.texi: Document break and continue behavior in
4125 statement expressions.
4127 2019-01-23 Richard Biener <rguenther@suse.de>
4129 PR tree-optimization/89008
4130 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
4131 not leave another stray operand.
4133 2019-01-23 Jakub Jelinek <jakub@redhat.com>
4135 * BASE-VER: Bump to 9.0.1.
4137 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
4139 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
4140 thunk that returns by reference, use the type of the return object
4141 of the thunk instead of that of the alias to build the dereference.
4143 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
4145 * config/arc/atomic.md: Add operand to DMB instruction.
4147 2019-01-23 Jakub Jelinek <jakub@redhat.com>
4149 PR tree-optimization/88964
4150 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
4151 build_zero_cst instead of build_int_cst. Return false for loop
4152 invariants which honor signed zeros.
4154 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
4156 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
4158 2019-01-22 Jakub Jelinek <jakub@redhat.com>
4161 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
4162 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
4163 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
4166 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
4167 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
4170 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
4171 Disable for little endian.
4173 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
4176 * config/arm/arm.c (arm_needs_double_word_align): Check
4177 DECL_BIT_FIELD_TYPE.
4179 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
4180 H.J. Lu <hongjiu.lu@intel.com>
4183 * config/i386/i386-builtin.def: Add mask2 to all builtin
4184 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
4186 * config/i386/i386.c (BDESC): Add mask2 to the definition.
4187 (BDESC_FIRST): Likewise.
4188 (define_builtin): Add an argument for mask2. Updated to handle
4189 both ix86_isa_flags and ix86_isa_flags2.
4190 (define_builtin_const): Likewise.
4191 (define_builtin_pure): Likewise.
4192 (define_builtin2): Deleted.
4193 (define_builtin_const2): Likewise.
4194 (builtin_description): Add a member, mask2.
4195 (bdesc_*): Add mask2 to builtin initializations.
4196 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
4197 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
4199 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
4201 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
4204 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
4207 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
4210 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
4211 alignment is dominated by a bitfield with 64-bit aligned base type.
4212 (arm_function_arg): Emit a warning if the alignment has changed since
4213 earlier GCC releases.
4214 (arm_function_arg_boundary): Likewise.
4215 (arm_setup_incoming_varargs): Likewise.
4217 2019-01-22 Richard Biener <rguenther@suse.de>
4219 PR tree-optimization/88862
4220 * graphite-scop-detection.c
4221 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
4223 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
4225 * doc/extend.tex (AMD GCN Function Attributes): New section.
4226 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
4227 * doc/invoke.texi (AMD GCN Options): New section.
4228 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
4230 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
4232 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
4233 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
4235 2019-01-22 Jakub Jelinek <jakub@redhat.com>
4237 PR tree-optimization/88044
4238 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
4239 is false in the first iteration, but !every_iteration, return false
4240 instead of true with niter->niter zero.
4242 PR rtl-optimization/88904
4243 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
4244 any nonequal registers before processing BB_END (b).
4247 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
4249 (expand_binop_directly, expand_doubleword_clz,
4250 expand_doubleword_popcount, expand_ctz, expand_ffs,
4251 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
4253 PR rtl-optimization/49429
4255 PR rtl-optimization/86334
4257 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
4258 addressable from here...
4259 (emit_block_op_via_libcall): ... to here.
4261 2019-01-22 Richard Biener <rguenther@suse.de>
4263 * tree-vect-loop.c (vect_analyze_loop_operations): Use
4264 auto_vec for cost vector to fix memleak.
4265 (vectorize_fold_left_reduction): Properly gather SLP defs.
4266 (vectorizable_comparison): Do not swap operands to properly
4269 2019-01-22 Alan Modra <amodra@gmail.com>
4272 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
4273 stays a reg. Allow a const_int.
4274 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
4275 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
4276 (IS_NOMARK_TLSGETADDR): Define.
4277 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
4278 (rs6000_output_tlsargs): New function.
4279 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
4280 __tls_get_addr call takes an arg.
4281 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
4282 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
4284 (call_value_nonlocal_sysv): ..or here, delete split.
4285 (tls_gdld_nomark): Delete.
4286 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
4287 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
4288 (call_value_nonlocal_sysv): Likewise.
4289 (call_value_nonlocal_sysv_secure): Likewise.
4290 (call_value_nonlocal_aix): Likewise.
4291 (call_value_indirect_aix): Likewise.
4292 (call_value_indirect_elfv2): Likewise.
4293 (call_value_local32, call_value_local64): Disable for no-mark tls.
4294 (call_value_local_aix): Likewise.
4296 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
4299 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
4300 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
4302 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
4304 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
4305 string contents as hash_map keys.
4307 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4310 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
4311 for rvalue context. Handle rvalues correctly. Use min_align_of_type
4312 instead of TYPE_ALIGN.
4313 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
4314 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
4315 pointer from TYPE_STUB_DECL.
4317 2019-01-21 Richard Biener <rguenther@suse.de>
4319 PR tree-optimization/88934
4320 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
4321 at the possibly non-constant operand.
4322 (vect_get_constant_vectors): Adjust.
4324 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
4327 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
4328 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
4329 instead of _X86INTRIN_H_INCLUDED.
4330 * onfig/i386/clwbintrin.h: Likewise.
4331 * config/i386/pkuintrin.h: Likewise.
4332 * config/i386/prfchwintrin.h: Likewise.
4333 * config/i386/rdseedintrin.h: Likewise.
4334 * config/i386/wbnoinvdintrin.h: Likewise.
4335 * config/i386/xsavecintrin.h: Likewise.
4336 * config/i386/xsavesintrin.h: Likewise.
4337 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
4338 * config/i386/xsaveintrin.h: Likewise.
4339 * config/i386/xsaveoptintrin.h: Likewise.
4340 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
4341 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
4342 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
4343 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
4344 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
4345 * config/i386/immintrin.h: Here.
4347 2019-01-20 Martin Jambor <mjambor@suse.cz>
4350 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
4351 with aa_walk_budget.
4352 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
4353 aa_walk_budget_p parameter.
4354 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
4355 walk. Updated all callers.
4356 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
4357 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
4359 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
4360 parameter info. Extract info from fbi. Pass fbi to recursive calls
4361 and to unmodified_parm.
4362 (phi_result_unknown_predicate): New parameter fbi, removed parameter
4363 info, updated call to will_be_nonconstant_expr_predicate.
4364 (param_change_prob): New parameter fbi, limit AA walking.
4365 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
4366 calls to various above functions.
4367 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
4368 parameter. Use it to limit AA walking.
4369 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
4371 (detect_type_change): New parameter fbi, pass it on to
4372 detect_type_change_from_memory_writes.
4373 (detect_type_change_ssa): Likewise.
4374 (aa_overwalked): Removed.
4375 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
4376 accordingly, adjust to the neew AA limiting scheme.
4377 (parm_ref_data_preserved_p): Likewise.
4378 (ipa_compute_jump_functions_for_edge): Adjust call to
4380 (ipa_analyze_call_uses): Likewise.
4381 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
4382 (ipa_analyze_node): Initialize aa_walk_budget.
4383 (ipcp_transform_function): Likewise.
4384 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
4385 to get_dynamic_type.
4387 2019-01-19 Jakub Jelinek <jakub@redhat.com>
4389 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
4390 outside of #if CHECKING_P code.
4392 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
4394 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
4395 New function, split out from...
4396 (loop_versioning::analyze_stride): ...here.
4397 (loop_versioning::find_per_loop_multiplication): Use gassign.
4398 (loop_versioning::analyze_term_using_scevs): Return a success code.
4399 (loop_versioning::analyze_arbitrary_term): New function.
4400 (loop_versioning::analyze_address_fragment): Use
4401 analyze_arbitrary_term if all else fails.
4403 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
4406 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
4409 2019-01-18 Richard Biener <rguenther@suse.de>
4411 PR tree-optimization/88903
4412 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
4413 scalar stmts a SLP shift amount is composed of when detecting
4416 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
4419 * config/arm/arm-cpus.in (mp): New feature.
4421 (fgroup ARMv7ve): Add mp and sec features.
4422 (arch armv7-a): Add options to allow mp and sec extensions.
4423 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
4424 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
4425 extenstions to the base architecture.
4426 (cpu cortex-a8): Add sec extension to the base architecture.
4427 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
4428 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
4429 variants down to the base v7-a varaint.
4430 * config/arm/t-multilib (v7_a_arch_variants): New variable.
4431 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
4432 of permitted extensions for -march=armv7-a and for
4433 -mcpu=generic-armv7-a.
4435 2019-01-18 Martin Liska <mliska@suse.cz>
4437 * params.def: Fix comment.
4438 * tree-profile.c (gimple_init_gcov_profiler): Bump function
4440 (gimple_gen_ic_func_profiler): Likewise.
4442 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4444 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
4445 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
4446 and put in error checks for stack protector guard options.
4447 (aarch64_stack_protect_guard): New.
4448 (TARGET_STACK_PROTECT_GUARD): Define.
4449 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
4450 (reg_stack_protect_address<mode>): New.
4451 (stack_protect_set): Adjust for SSP_GLOBAL.
4452 (stack_protect_test): Likewise.
4453 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
4454 (-mstack-protector-guard): Likewise.
4455 (-mstack-protector-guard-offset): Likewise.
4457 2019-01-18 Jakub Jelinek <jakub@redhat.com>
4459 PR tree-optimization/86214
4460 * tree-inline.h (struct copy_body_data): Add
4461 add_clobbers_to_eh_landing_pads member.
4462 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
4463 (copy_edges_for_bb): Call it if EH edge destination is <
4464 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
4465 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
4466 if flag_stack_reuse != SR_NONE and clear it afterwards.
4468 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
4471 * doc/install.texi (with-multilib-list): Document for aarch64.
4473 2019-01-18 Jakub Jelinek <jakub@redhat.com>
4476 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
4477 (("..."))) with ("...").
4479 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4481 * doc/extend.texi (Built-in Functions for Memory Model Aware
4482 Atomic Operations): Document atomic fetch and nand.
4484 2019-01-18 Martin Liska <mliska@suse.cz>
4485 Richard Biener <rguenther@suse.de>
4488 * cgraph.h (create_version_clone_with_body): Add new argument
4490 * cgraphclones.c (cgraph_node::create_version_clone): Add
4491 DECL_ATTRIBUTES to a newly created decl. And call
4492 valid_attribute_p so that proper cl_target_optimization_node
4493 is set for the newly created declaration.
4494 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
4496 (expand_target_clones): Do not call valid_attribute_p, it must
4498 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
4501 2019-01-17 Jakub Jelinek <jakub@redhat.com>
4504 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
4505 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
4506 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
4508 2019-01-17 Martin Sebor <msebor@redhat.com>
4511 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
4512 Handle anti-ranges the same as no range at all.
4514 2018-01-17 Steve Ellcey <sellcey@cavium.com>
4516 * config/aarch64/aarch64.c (cgraph.h): New include.
4517 (intl.h): New include.
4518 (supported_simd_type): New function.
4519 (currently_supported_simd_type): Ditto.
4520 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
4521 (aarch64_simd_clone_adjust): Ditto.
4522 (aarch64_simd_clone_usable): Ditto.
4523 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
4524 (TARGET_SIMD_CLONE_ADJUST): Ditto.
4525 (TARGET_SIMD_CLONE_USABLE): Ditto.
4526 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
4527 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
4530 2019-01-17 Martin Sebor <msebor@redhat.com>
4532 PR tree-optimization/88800
4533 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
4534 NO_WARNING bit here. Avoid folding out-of-bounds calls.
4535 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
4536 redundant argument. Add new argument and issue diagnostics under
4537 its control. Detect out-of-bounds access even with warnings
4539 (check_bounds_or_overlap): Change return type. Add argument.
4540 (wrestrict_dom_walker::check_call): Adjust.
4541 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
4542 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
4543 check_bounds_or_overlap's return value.
4544 (handle_builtin_stxncpy): Same.
4545 (handle_builtin_strcat): Same.
4547 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4548 Kwok Cheung Yeung <kcy@codesourcery.com>
4549 Julian Brown <julian@codesourcery.com>
4550 Tom de Vries <tom@codesourcery.com>
4552 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
4554 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4556 * doc/sourcebuild.texi: Document dg-require-effective-target
4557 llvm_binutils and offload_gcn.
4559 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4560 Kwok Cheung Yeung <kcy@codesourcery.com>
4561 Julian Brown <julian@codesourcery.com>
4562 Tom de Vries <tom@codesourcery.com>
4564 * doc/sourcebuild.texi: Document dg-required-effective-target
4567 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4568 Kwok Cheung Yeung <kcy@codesourcery.com>
4569 Julian Brown <julian@codesourcery.com>
4570 Tom de Vries <tom@codesourcery.com>
4571 Jan Hubicka <hubicka@ucw.cz>
4572 Martin Jambor <mjambor@suse.cz>
4574 * config.gcc: Add amdgcn*-*-amdhsa configuration.
4575 * configure.ac: Check for dlopen.
4576 * configure: Regenerate.
4578 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4579 Kwok Cheung Yeung <kcy@codesourcery.com>
4580 Julian Brown <julian@codesourcery.com>
4581 Tom de Vries <tom@codesourcery.com>
4582 Jan Hubicka <hubicka@ucw.cz>
4583 Martin Jambor <mjambor@suse.cz>
4585 * common/config/gcn/gcn-common.c: New file.
4586 * config/gcn/driver-gcn.c: New file.
4587 * config/gcn/gcn-builtins.def: New file.
4588 * config/gcn/gcn-hsa.h: New file.
4589 * config/gcn/gcn-modes.def: New file.
4590 * config/gcn/gcn-opts.h: New file.
4591 * config/gcn/gcn-passes.def: New file.
4592 * config/gcn/gcn-protos.h: New file.
4593 * config/gcn/gcn-run.c: New file.
4594 * config/gcn/gcn-tree.c: New file.
4595 * config/gcn/gcn.c: New file.
4596 * config/gcn/gcn.h: New file.
4597 * config/gcn/gcn.opt: New file.
4598 * config/gcn/t-gcn-hsa: New file.
4600 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4601 Kwok Cheung Yeung <kcy@codesourcery.com>
4602 Julian Brown <julian@codesourcery.com>
4603 Tom de Vries <tom@codesourcery.com>
4604 Jan Hubicka <hubicka@ucw.cz>
4605 Martin Jambor <mjambor@suse.cz>
4607 * config/gcn/constraints.md: New file.
4608 * config/gcn/gcn-valu.md: New file.
4609 * config/gcn/gcn.md: New file.
4610 * config/gcn/predicates.md: New file.
4612 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
4614 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
4615 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
4616 (stmt_uses_0_or_null_in_undefined_way): Likewise.
4617 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
4619 2019-01-17 Tamar Christina <tamar.christina@arm.com>
4622 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
4623 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
4624 it and document registers.
4626 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4628 * config/aarch64/aarch64.c (ares_tunings): Define.
4629 * config/aarch64/aarch64-cores.def (ares): Use the above.
4631 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
4635 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
4637 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
4638 (_mm512_fixupimm_round_pd): Update parameters and builtin.
4639 (_mm512_maskz_fixupimm_round_pd): Ditto.
4640 (_mm512_fixupimm_round_ps): Ditto.
4641 (_mm512_maskz_fixupimm_round_ps): Ditto.
4642 (_mm_fixupimm_round_sd): Ditto.
4643 (_mm_maskz_fixupimm_round_sd): Ditto.
4644 (_mm_fixupimm_round_ss): Ditto.
4645 (_mm_maskz_fixupimm_round_ss): Ditto.
4646 (_mm512_fixupimm_pd): Ditto.
4647 (_mm512_maskz_fixupimm_pd): Ditto.
4648 (_mm512_fixupimm_ps): Ditto.
4649 (_mm512_maskz_fixupimm_ps): Ditto.
4650 (_mm_fixupimm_sd): Ditto.
4651 (_mm_maskz_fixupimm_sd): Ditto.
4652 (_mm_fixupimm_ss): Ditto.
4653 (_mm_maskz_fixupimm_ss): Ditto.
4654 (_mm512_mask_fixupimm_round_pd): Update builtin.
4655 (_mm512_mask_fixupimm_round_ps): Ditto.
4656 (_mm_mask_fixupimm_round_sd): Ditto.
4657 (_mm_mask_fixupimm_round_ss): Ditto.
4658 (_mm512_mask_fixupimm_pd): Ditto.
4659 (_mm512_mask_fixupimm_ps): Ditto.
4660 (_mm_mask_fixupimm_sd): Ditto.
4661 (_mm_mask_fixupimm_ss): Ditto.
4662 * config/i386/avx512vlintrin.h:
4663 (_mm256_fixupimm_pd): Update parameters and builtin.
4664 (_mm256_maskz_fixupimm_pd): Ditto.
4665 (_mm256_fixupimm_ps): Ditto.
4666 (_mm256_maskz_fixupimm_ps): Ditto.
4667 (_mm_fixupimm_pd): Ditto.
4668 (_mm_maskz_fixupimm_pd): Ditto.
4669 (_mm_fixupimm_ps): Ditto.
4670 (_mm_maskz_fixupimm_ps): Ditto.
4671 (_mm256_mask_fixupimm_pd): Update builtin.
4672 (_mm256_mask_fixupimm_ps): Ditto.
4673 (_mm_mask_fixupimm_pd): Ditto.
4674 (_mm_mask_fixupimm_ps): Ditto.
4675 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
4676 * config/i386/i386-builtin.def: Update builtin definitions.
4677 * config/i386/i386.c: Handle new builtin types and remove useless ones.
4678 * config/i386/sse.md: Update VFIXUPIMM* patterns.
4679 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4680 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4681 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
4682 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4683 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4684 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
4685 * config/i386/subst.md:
4686 (round_saeonly_sd_mask_operand4): Add new subst_attr.
4687 (round_saeonly_sd_mask_op4): Ditto.
4688 (round_saeonly_expand_operand5): Ditto.
4689 (round_saeonly_expand): Update.
4691 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
4695 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
4697 * config/i386/sse.md: Combine VFIXUPIMM* patterns
4698 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4699 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4700 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
4701 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4702 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4703 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
4705 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
4709 2018-12-15 Jakub Jelinek <jakub@redhat.com>
4712 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
4713 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
4714 instead of UNSPEC_FIXUPIMM.
4716 2019-01-17 Richard Biener <rguenther@suse.de>
4719 * dwarf2out.c (want_pubnames): Never generate pubnames sections
4720 and friends for the LTO part of debug info.
4722 2019-01-17 Jakub Jelinek <jakub@redhat.com>
4724 PR tree-optimization/86214
4725 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
4728 PR rtl-optimization/88870
4729 * dce.c (deletable_insn_p): Never delete const/pure calls that can
4730 throw if we can't alter the cfg or delete dead exceptions.
4731 (mark_insn): Don't call find_call_stack_args for such calls.
4733 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
4735 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
4736 prototypes for vec_st.
4737 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
4738 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
4739 mainly on signed/unsigned long long and double.
4741 2019-01-16 David Malcolm <dmalcolm@redhat.com>
4744 * combine.c (delete_noop_moves): Convert to "bool" return,
4745 returning true if any edges are eliminated.
4746 (combine_instructions): Also return true if delete_noop_moves
4749 2019-01-16 Tamar Christina <tamar.christina@arm.com>
4751 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
4752 correct max nunits for endian swap.
4753 (aarch64_expand_fcmla_builtin): Correct subreg code.
4754 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
4755 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
4758 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
4760 * config/alpha/alpha.c (alpha_gimplify_va_arg):
4761 Handle split indirect COMPLEX_TYPE arguments.
4763 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
4766 * config/aarch64/aarch64-modes.def: Add comment about how the carry
4767 bit is set by add and compare.
4768 (CC_ADC): New CC_MODE.
4769 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
4770 to cache the code and mode of X. Adjust the shape of a CC_Cmode
4771 comparison. Add detection for CC_ADCmode.
4772 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
4774 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
4775 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
4776 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
4777 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
4778 to eliminate the need for zero-extending the operands.
4779 (add<mode>3_compareC_imm): Delete. Merge into ...
4780 (add<mode>3_compareC): ... this. Restructure the comparison to
4781 eliminate the need for zero-extending the operands.
4782 (add<mode>3_carryin): Use LTU for the overflow detection.
4783 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
4784 Reexpress comparison for overflow.
4785 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
4786 (add<mode>3_carryinC): Likewise.
4787 (add<mode>3_carryinV): Use LTU for carry between partials.
4788 * config/aarch64/predicates.md (aarch64_carry_operation): Update
4789 handling of CC_Cmode and add CC_ADCmode.
4790 (aarch64_borrow_operation): Likewise.
4792 2019-01-16 Tamar Christina <tamar.christina@arm.com>
4794 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
4795 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
4796 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
4797 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
4799 2019-01-16 Martin Liska <mliska@suse.cz>
4801 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
4803 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
4805 * gcc.c (add_sysrooted_hdrs_prefix): New function.
4806 (path_prefix_reset): Move up in the source file.
4807 (find_fortran_preinclude_file): Make complex search for the
4808 fortran header files.
4810 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
4812 * godump.c (go_output_typedef): When outputting a typedef, refer
4813 to the underlying type by its name and not its structure.
4815 2019-01-15 David Malcolm <dmalcolm@redhat.com>
4818 * tree.c (build_function_type): Assert that arg_types is not
4821 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
4824 * doc/extend.texi: Document that listing the stack pointer in the
4825 clobber list of an asm is a deprecated feature.
4826 * common.opt (Wdeprecated): Moved from c-family/c.opt.
4827 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
4828 warning instead of an error for clobbers of the stack pointer.
4829 Add a note explaining why.
4831 2019-01-15 Richard Biener <rguenther@suse.de>
4834 * dwarf2out.c (gen_member_die): Do not generate inheritance
4837 2019-01-15 Richard Biener <rguenther@suse.de>
4839 PR tree-optimization/88855
4840 * tree-if-conv.c (combine_blocks): Collect
4841 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
4843 2019-01-15 Tom de Vries <tdevries@suse.de>
4846 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
4847 lhs == NULL_TREE for gang-level reduction.
4849 2019-01-15 Richard Biener <rguenther@suse.de>
4850 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4853 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
4854 return true if SSA_NAME is already marked in visited bitmap.
4855 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
4857 2019-01-15 Jakub Jelinek <jakub@redhat.com>
4859 PR tree-optimization/88775
4860 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
4861 equal == 0 equality pointer comparisons some more if compared in
4862 integral types and either one points to an automatic var and the
4863 other to a global, or we can prove at least one points to the middle
4864 or both point to start or both point to end.
4866 2019-01-14 Andi Kleen <ak@linux.intel.com>
4868 * Makefile.in: Lower autofdo sampling rate by 10x.
4869 * Makefile.tpl: Dito.
4871 2019-01-14 Tom Honermann <tom@honermann.net>
4873 * defaults.h: Define CHAR8_TYPE.
4875 2019-01-14 Martin Sebor <msebor@redhat.com>
4878 * doc/extend.texi (Darwin Format Checks): Clarify.
4880 2019-01-14 Richard Biener <rguenther@suse.de>
4882 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
4883 whether we are in (simplify ...) or (match ...) context.
4885 2019-01-14 Jakub Jelinek <jakub@redhat.com>
4887 PR rtl-optimization/88796
4888 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
4889 * cfgexpand.c (stack_protect_prologue): Initialize
4890 crtl->stack_protect_guard_decl.
4891 * function.c (stack_protect_epilogue): Use it instead of calling
4892 targetm.stack_protect_guard again.
4893 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
4894 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
4895 crtl->stack_protect_guard_decl.
4896 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
4897 on the returned MEM_EXPR.
4899 2019-01-12 Tom de Vries <tdevries@suse.de>
4901 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
4902 vector length using -fopenacc-dim.
4904 2019-01-12 Tom de Vries <tdevries@suse.de>
4906 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
4907 lengths into account.
4909 2019-01-12 Svante Signell <svante.signell@gmail.com>
4911 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
4912 (TARGET_CAN_SPLIT_STACK): Define.
4913 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
4915 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
4917 * params.def (inline-unit-growth): Set to 40.
4919 2019-01-12 Jakub Jelinek <jakub@redhat.com>
4921 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
4923 2019-01-12 Tom de Vries <tdevries@suse.de>
4925 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
4926 region calling vector-partitionable routine, set default_vector_length
4929 2019-01-12 Tom de Vries <tdevries@suse.de>
4931 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
4932 variable default_vector_length.
4934 2019-01-12 Tom de Vries <tdevries@suse.de>
4937 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
4938 from oacc_default_dims, as oacc_validate_dims would do it, and apply
4941 2019-01-12 Tom de Vries <tdevries@suse.de>
4943 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
4944 (nvptx_goacc_validate_dims): Add used parameter.
4945 * doc/tm.texi: Regenerate.
4946 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
4947 argument to call to targetm.goacc.validate_dims.
4948 (default_goacc_validate_dims): Add used
4950 * target.def (validate_dims): Add used parameter in DEFHOOK.
4951 * targhooks.h (default_goacc_validate_dims): Add used parameter.
4953 2019-01-11 Jakub Jelinek <jakub@redhat.com>
4957 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
4959 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
4960 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
4961 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
4962 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
4964 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
4966 PR rtl-optimization/87305
4968 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
4969 for little endian pseudos used as paradoxical subreg.
4971 2019-01-11 Jakub Jelinek <jakub@redhat.com>
4973 PR tree-optimization/88693
4974 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
4975 for STRING_CSTs that don't contain any NUL characters in the first
4976 TREE_STRING_LENGTH bytes.
4978 2019-01-11 Alan Modra <amodra@gmail.com>
4982 * genattrtab.c (min_fn): Don't translate values.
4983 (min_attr_value): Return INT_MAX when the value can't be calculated.
4984 Return minimum among any values that can be calculated.
4985 (max_attr_value): Adjust.
4987 2019-01-11 Jakub Jelinek <jakub@redhat.com>
4989 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
4991 2019-01-11 Steve Ellcey <sellcey@marvell.com>
4993 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
4994 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
4995 (aarch64_return_call_with_max_clobbers): New function.
4996 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
4997 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
4999 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
5000 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
5001 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
5002 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
5003 * cselib.c (cselib_process_insn): Add argument to
5004 targetm.hard_regno_call_part_clobbered call.
5005 * ira-conflicts.c (ira_build_conflicts): Ditto.
5006 * ira-costs.c (ira_tune_allocno_costs): Ditto.
5007 * lra-constraints.c (inherit_reload_reg): Ditto.
5008 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
5009 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
5010 argument. Call targetm.return_call_with_max_clobbers.
5011 Add argument to targetm.hard_regno_call_part_clobbered call.
5012 (calls_have_same_clobbers_p): New function.
5013 (process_bb_lives): Add call_insn and last_call_insn variables.
5014 Pass call_insn to check_pseudos_live_through_calls.
5015 Modify if stmt to check targetm.return_call_with_max_clobbers.
5016 Update setting of flush variable.
5017 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
5019 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
5020 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
5021 targetm.hard_regno_call_part_clobbered call.
5022 * reginfo.c (choose_hard_reg_mode): Ditto.
5023 * regrename.c (check_new_reg_p): Ditto.
5024 * reload.c (find_equiv_reg): Ditto.
5025 * reload1.c (emit_reload_insns): Ditto.
5026 * sched-deps.c (deps_analyze_insn): Ditto.
5027 * sel-sched.c (init_regs_for_mode): Ditto.
5028 (mark_unavailable_hard_regs): Ditto.
5029 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
5030 * target.def (hard_regno_call_part_clobbered): Add insn argument.
5031 (return_call_with_max_clobbers): New target function.
5032 * doc/tm.texi: Regenerate.
5033 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
5034 * hooks.c (hook_bool_uint_mode_false): Change to
5035 hook_bool_insn_uint_mode_false.
5036 * hooks.h (hook_bool_uint_mode_false): Ditto.
5038 2019-01-11 Steve Ellcey <sellcey@marvell.com>
5040 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
5041 (aarch64_remove_extra_call_preserved_regs): New function.
5042 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
5043 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
5044 * doc/tm.texi: Regenerate.
5045 * final.c (get_call_reg_set_usage): Call new hook.
5046 * target.def (remove_extra_call_preserved_regs): New hook.
5047 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
5048 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
5050 2019-01-11 Jakub Jelinek <jakub@redhat.com>
5053 * passes.c (finish_optimization_passes): Call print_combine_total_stats
5054 inside of pass_combine_1 dump rather than pass_profile_1.
5056 2019-01-11 Tom de Vries <tdevries@suse.de>
5058 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
5059 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
5060 (PTX_NUM_PER_WORKER_BARRIERS): Define.
5061 (nvptx_apply_dim_limits): Prevent vector_length 64 and
5064 2019-01-11 Tom de Vries <tdevries@suse.de>
5066 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
5068 2019-01-11 Jan Beulich <jbeulich@suse.com>
5070 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
5071 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
5072 sse2_cvtsi2sd): Add {l}.
5073 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
5076 2019-01-10 Jakub Jelinek <jakub@redhat.com>
5079 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
5081 (*float<floatunssuffix>v2div2sf2): New define_insn.
5082 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
5083 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
5084 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
5085 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
5086 match_operands with "const0_operand" "C".
5088 2019-01-10 Tamar Christina <tamar.christina@arm.com>
5090 * config/aarch64/aarch64-builtins.c
5091 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
5092 (aarch64_init_simd_builtins): ...Here
5094 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
5096 PR rtl-optimization/87305
5098 (setup_live_pseudos_and_spill_after_risky_transforms): Check
5099 allocation for big endian pseudos used as paradoxical subregs and
5100 spill them if it is wrong.
5101 * lra-constraints.c (lra_constraints): Add a comment.
5103 2019-01-10 Richard Biener <rguenther@suse.de>
5105 PR tree-optimization/88792
5106 * tree-ssa-pre.c (get_representative_for): Do not return a
5109 2019-01-10 Jakub Jelinek <jakub@redhat.com>
5113 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
5114 (assign_parm_setup_block): Do the argument slot realignment here
5117 2019-01-10 Stefan Agner <stefan@agner.ch>
5120 * config/arm/arm.c (arm_option_override_internal): Force
5121 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
5123 2019-01-10 Jakub Jelinek <jakub@redhat.com>
5126 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
5129 2019-01-10 Tamar Christina <tamar.christina@arm.com>
5131 * config/arm/arm-builtins.c
5132 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
5133 (MAC_LANE_PAIR_QUALIFIERS): New.
5134 (arm_expand_builtin_args): Use it.
5135 (arm_expand_builtin_1): Likewise.
5136 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
5137 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
5138 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
5139 * config/arm/arm_neon.h:
5140 (vcadd_rot90_f16): New.
5141 (vcaddq_rot90_f16): New.
5142 (vcadd_rot270_f16): New.
5143 (vcaddq_rot270_f16): New.
5146 (vcmla_lane_f16): New.
5147 (vcmla_laneq_f16): New.
5148 (vcmlaq_lane_f16): New.
5149 (vcmlaq_laneq_f16): New.
5150 (vcmla_rot90_f16): New.
5151 (vcmlaq_rot90_f16): New.
5152 (vcmla_rot90_lane_f16): New.
5153 (vcmla_rot90_laneq_f16): New.
5154 (vcmlaq_rot90_lane_f16): New.
5155 (vcmlaq_rot90_laneq_f16): New.
5156 (vcmla_rot180_f16): New.
5157 (vcmlaq_rot180_f16): New.
5158 (vcmla_rot180_lane_f16): New.
5159 (vcmla_rot180_laneq_f16): New.
5160 (vcmlaq_rot180_lane_f16): New.
5161 (vcmlaq_rot180_laneq_f16): New.
5162 (vcmla_rot270_f16): New.
5163 (vcmlaq_rot270_f16): New.
5164 (vcmla_rot270_lane_f16): New.
5165 (vcmla_rot270_laneq_f16): New.
5166 (vcmlaq_rot270_lane_f16): New.
5167 (vcmlaq_rot270_laneq_f16): New.
5168 (vcadd_rot90_f32): New.
5169 (vcaddq_rot90_f32): New.
5170 (vcadd_rot270_f32): New.
5171 (vcaddq_rot270_f32): New.
5174 (vcmla_lane_f32): New.
5175 (vcmla_laneq_f32): New.
5176 (vcmlaq_lane_f32): New.
5177 (vcmlaq_laneq_f32): New.
5178 (vcmla_rot90_f32): New.
5179 (vcmlaq_rot90_f32): New.
5180 (vcmla_rot90_lane_f32): New.
5181 (vcmla_rot90_laneq_f32): New.
5182 (vcmlaq_rot90_lane_f32): New.
5183 (vcmlaq_rot90_laneq_f32): New.
5184 (vcmla_rot180_f32): New.
5185 (vcmlaq_rot180_f32): New.
5186 (vcmla_rot180_lane_f32): New.
5187 (vcmla_rot180_laneq_f32): New.
5188 (vcmlaq_rot180_lane_f32): New.
5189 (vcmlaq_rot180_laneq_f32): New.
5190 (vcmla_rot270_f32): New.
5191 (vcmlaq_rot270_f32): New.
5192 (vcmla_rot270_lane_f32): New.
5193 (vcmla_rot270_laneq_f32): New.
5194 (vcmlaq_rot270_lane_f32): New.
5195 (vcmlaq_rot270_laneq_f32): New.
5196 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
5197 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
5198 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
5199 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
5200 vcmlaq_lane270): New.
5201 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
5202 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
5203 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
5204 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
5205 (arm_option_reconfigure_globals): Use them.
5206 * config/arm/iterators.md (VDF, VQ_HSF): New.
5207 (VCADD, VCMLA): New.
5208 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
5209 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
5211 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
5212 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
5214 2019-01-10 Tamar Christina <tamar.christina@arm.com>
5216 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
5217 Add qualifier_lane_pair_index.
5218 (emit-rtl.h): Include.
5219 (TYPES_QUADOP_LANE_PAIR): New.
5220 (aarch64_simd_expand_args): Use it.
5221 (aarch64_simd_expand_builtin): Likewise.
5222 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
5224 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
5225 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
5226 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
5227 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
5228 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
5229 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
5230 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
5231 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
5232 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
5233 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
5234 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
5235 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
5236 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
5237 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
5238 Add __ARM_FEATURE_COMPLEX.
5239 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
5240 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
5241 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
5242 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
5243 fcmlaq_lane270): New.
5244 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
5245 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
5246 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
5247 * config/aarch64/arm_neon.h:
5248 (vcadd_rot90_f16): New.
5249 (vcaddq_rot90_f16): New.
5250 (vcadd_rot270_f16): New.
5251 (vcaddq_rot270_f16): New.
5254 (vcmla_lane_f16): New.
5255 (vcmla_laneq_f16): New.
5256 (vcmlaq_lane_f16): New.
5257 (vcmlaq_rot90_lane_f16): New.
5258 (vcmla_rot90_laneq_f16): New.
5259 (vcmla_rot90_lane_f16): New.
5260 (vcmlaq_rot90_f16): New.
5261 (vcmla_rot90_f16): New.
5262 (vcmlaq_laneq_f16): New.
5263 (vcmla_rot180_laneq_f16): New.
5264 (vcmla_rot180_lane_f16): New.
5265 (vcmlaq_rot180_f16): New.
5266 (vcmla_rot180_f16): New.
5267 (vcmlaq_rot90_laneq_f16): New.
5268 (vcmlaq_rot270_laneq_f16): New.
5269 (vcmlaq_rot270_lane_f16): New.
5270 (vcmla_rot270_laneq_f16): New.
5271 (vcmlaq_rot270_f16): New.
5272 (vcmla_rot270_f16): New.
5273 (vcmlaq_rot180_laneq_f16): New.
5274 (vcmlaq_rot180_lane_f16): New.
5275 (vcmla_rot270_lane_f16): New.
5276 (vcadd_rot90_f32): New.
5277 (vcaddq_rot90_f32): New.
5278 (vcaddq_rot90_f64): New.
5279 (vcadd_rot270_f32): New.
5280 (vcaddq_rot270_f32): New.
5281 (vcaddq_rot270_f64): New.
5285 (vcmla_lane_f32): New.
5286 (vcmla_laneq_f32): New.
5287 (vcmlaq_lane_f32): New.
5288 (vcmlaq_laneq_f32): New.
5289 (vcmla_rot90_f32): New.
5290 (vcmlaq_rot90_f32): New.
5291 (vcmlaq_rot90_f64): New.
5292 (vcmla_rot90_lane_f32): New.
5293 (vcmla_rot90_laneq_f32): New.
5294 (vcmlaq_rot90_lane_f32): New.
5295 (vcmlaq_rot90_laneq_f32): New.
5296 (vcmla_rot180_f32): New.
5297 (vcmlaq_rot180_f32): New.
5298 (vcmlaq_rot180_f64): New.
5299 (vcmla_rot180_lane_f32): New.
5300 (vcmla_rot180_laneq_f32): New.
5301 (vcmlaq_rot180_lane_f32): New.
5302 (vcmlaq_rot180_laneq_f32): New.
5303 (vcmla_rot270_f32): New.
5304 (vcmlaq_rot270_f32): New.
5305 (vcmlaq_rot270_f64): New.
5306 (vcmla_rot270_lane_f32): New.
5307 (vcmla_rot270_laneq_f32): New.
5308 (vcmlaq_rot270_lane_f32): New.
5309 (vcmlaq_rot270_laneq_f32): New.
5310 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
5311 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
5312 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
5313 (FCADD, FCMLA): New.
5315 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
5317 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
5321 * config/pa/pa.c: Change "can not" to "cannot".
5322 * gimple-ssa-evrp-analyze.c: Likewise.
5323 * ipa-icf.c: Likewise.
5324 * ipa-polymorphic-call.c: Likewise.
5325 * ipa-pure-const.c: Likewise.
5326 * lra-constraints.c: Likewise.
5327 * lra-remat.c: Likewise.
5328 * reload1.c: Likewise.
5329 * reorg.c: Likewise.
5330 * tree-ssa-uninit.c: Likewise.
5332 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
5336 * Makefile.in: Mechanically replace "can not" with "cannot".
5337 * alias.c: Likewise.
5338 * builtins.c: Likewise.
5339 * calls.c: Likewise.
5340 * cgraph.c: Likewise.
5341 * cgraph.h: Likewise.
5342 * cgraphclones.c: Likewise.
5343 * cgraphunit.c: Likewise.
5344 * combine-stack-adj.c: Likewise.
5345 * combine.c: Likewise.
5346 * common/config/i386/i386-common.c: Likewise.
5347 * config/aarch64/aarch64.c: Likewise.
5348 * config/alpha/sync.md: Likewise.
5349 * config/arc/arc.c: Likewise.
5350 * config/arc/predicates.md: Likewise.
5351 * config/arm/arm-c.c: Likewise.
5352 * config/arm/arm.c: Likewise.
5353 * config/arm/arm.h: Likewise.
5354 * config/arm/arm.md: Likewise.
5355 * config/arm/cortex-r4f.md: Likewise.
5356 * config/csky/csky.c: Likewise.
5357 * config/csky/csky.h: Likewise.
5358 * config/darwin-f.c: Likewise.
5359 * config/epiphany/epiphany.md: Likewise.
5360 * config/i386/i386.c: Likewise.
5361 * config/i386/sol2.h: Likewise.
5362 * config/m68k/m68k.c: Likewise.
5363 * config/mcore/mcore.h: Likewise.
5364 * config/microblaze/microblaze.md: Likewise.
5365 * config/mips/20kc.md: Likewise.
5366 * config/mips/sb1.md: Likewise.
5367 * config/nds32/nds32.c: Likewise.
5368 * config/nds32/predicates.md: Likewise.
5369 * config/pa/pa.c: Likewise.
5370 * config/rs6000/e300c2c3.md: Likewise.
5371 * config/rs6000/rs6000.c: Likewise.
5372 * config/s390/s390.h: Likewise.
5373 * config/sh/sh.c: Likewise.
5374 * config/sh/sh.md: Likewise.
5375 * config/spu/vmx2spu.h: Likewise.
5376 * cprop.c: Likewise.
5377 * dbxout.c: Likewise.
5378 * df-scan.c: Likewise.
5379 * doc/cfg.texi: Likewise.
5380 * doc/extend.texi: Likewise.
5381 * doc/fragments.texi: Likewise.
5382 * doc/gty.texi: Likewise.
5383 * doc/invoke.texi: Likewise.
5384 * doc/lto.texi: Likewise.
5385 * doc/md.texi: Likewise.
5386 * doc/objc.texi: Likewise.
5387 * doc/rtl.texi: Likewise.
5388 * doc/tm.texi: Likewise.
5390 * emit-rtl.c: Likewise.
5391 * emit-rtl.h: Likewise.
5392 * except.c: Likewise.
5393 * expmed.c: Likewise.
5395 * fold-const.c: Likewise.
5396 * genautomata.c: Likewise.
5397 * gimple-fold.c: Likewise.
5398 * hard-reg-set.h: Likewise.
5399 * ifcvt.c: Likewise.
5400 * ipa-comdats.c: Likewise.
5401 * ipa-cp.c: Likewise.
5402 * ipa-devirt.c: Likewise.
5403 * ipa-fnsummary.c: Likewise.
5404 * ipa-icf.c: Likewise.
5405 * ipa-inline-transform.c: Likewise.
5406 * ipa-inline.c: Likewise.
5407 * ipa-polymorphic-call.c: Likewise.
5408 * ipa-profile.c: Likewise.
5409 * ipa-prop.c: Likewise.
5410 * ipa-pure-const.c: Likewise.
5411 * ipa-reference.c: Likewise.
5412 * ipa-split.c: Likewise.
5413 * ipa-visibility.c: Likewise.
5415 * ira-build.c: Likewise.
5416 * ira-color.c: Likewise.
5417 * ira-conflicts.c: Likewise.
5418 * ira-costs.c: Likewise.
5419 * ira-int.h: Likewise.
5420 * ira-lives.c: Likewise.
5423 * loop-invariant.c: Likewise.
5424 * loop-unroll.c: Likewise.
5425 * lower-subreg.c: Likewise.
5426 * lra-assigns.c: Likewise.
5427 * lra-constraints.c: Likewise.
5428 * lra-eliminations.c: Likewise.
5429 * lra-lives.c: Likewise.
5430 * lra-remat.c: Likewise.
5431 * lra-spills.c: Likewise.
5433 * lto-cgraph.c: Likewise.
5434 * lto-streamer-out.c: Likewise.
5435 * postreload-gcse.c: Likewise.
5436 * predict.c: Likewise.
5437 * profile-count.h: Likewise.
5438 * profile.c: Likewise.
5439 * recog.c: Likewise.
5441 * reload.c: Likewise.
5442 * reload1.c: Likewise.
5443 * reorg.c: Likewise.
5444 * resource.c: Likewise.
5445 * rtl.def: Likewise.
5447 * rtlanal.c: Likewise.
5448 * sched-deps.c: Likewise.
5449 * sched-ebb.c: Likewise.
5450 * sched-rgn.c: Likewise.
5451 * sel-sched-ir.c: Likewise.
5452 * sel-sched.c: Likewise.
5453 * shrink-wrap.c: Likewise.
5454 * simplify-rtx.c: Likewise.
5455 * symtab.c: Likewise.
5456 * target.def: Likewise.
5457 * toplev.c: Likewise.
5458 * tree-call-cdce.c: Likewise.
5459 * tree-cfg.c: Likewise.
5460 * tree-complex.c: Likewise.
5461 * tree-core.h: Likewise.
5462 * tree-eh.c: Likewise.
5463 * tree-inline.c: Likewise.
5464 * tree-loop-distribution.c: Likewise.
5465 * tree-nrv.c: Likewise.
5466 * tree-profile.c: Likewise.
5467 * tree-sra.c: Likewise.
5468 * tree-ssa-alias.c: Likewise.
5469 * tree-ssa-dce.c: Likewise.
5470 * tree-ssa-dom.c: Likewise.
5471 * tree-ssa-forwprop.c: Likewise.
5472 * tree-ssa-loop-im.c: Likewise.
5473 * tree-ssa-loop-ivcanon.c: Likewise.
5474 * tree-ssa-loop-ivopts.c: Likewise.
5475 * tree-ssa-loop-niter.c: Likewise.
5476 * tree-ssa-phionlycprop.c: Likewise.
5477 * tree-ssa-phiopt.c: Likewise.
5478 * tree-ssa-propagate.c: Likewise.
5479 * tree-ssa-threadedge.c: Likewise.
5480 * tree-ssa-threadupdate.c: Likewise.
5481 * tree-ssa-uninit.c: Likewise.
5482 * tree-ssanames.c: Likewise.
5483 * tree-streamer-out.c: Likewise.
5486 * vr-values.c: Likewise.
5488 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
5490 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
5491 (ix86_split_xorsign): Ditto.
5492 * config/i386/i386.c (ix86_expand_xorsign): New function.
5493 (ix86_split_xorsign): Ditto.
5494 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
5495 (xorsign<mode>3): New expander.
5496 (xorsign<mode>3_1): New insn_and_split pattern.
5497 * config/i386/sse.md (xorsign<mode>3): New expander.
5499 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
5501 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
5502 (*tablejump_sp64): Likewise.
5503 (*tablejump<P:mode>): ...this.
5504 (*call_address_sp32): Merge into...
5505 (*call_address_sp64): Likewise.
5506 (*call_address<P:mode>): ...this.
5507 (*call_symbolic_sp32): Merge into...
5508 (*call_symbolic_sp64): Likewise.
5509 (*call_symbolic<P:mode>): ...this.
5510 (call_value): Remove constraint and add predicate.
5511 (*call_value_address_sp32): Merge into...
5512 (*call_value_address_sp64): Likewise.
5513 (*call_value_address<P:mode>): ...this.
5514 (*call_value_symbolic_sp32): Merge into...
5515 (*call_value_symbolic_sp64): Likewise.
5516 (*call_value_symbolic<P:mode>): ...this.
5517 (*sibcall_symbolic_sp32): Merge into...
5518 (*sibcall_symbolic_sp64): Likewise.
5519 (*sibcall_symbolic<P:mode>): ...this.
5520 (sibcall_value): Remove constraint and add predicate.
5521 (*sibcall_value_symbolic_sp32): Merge into...
5522 (*sibcall_value_symbolic_sp64): Likewise.
5523 (*sibcall_value_symbolic<P:mode>): ...this.
5524 (window_save): Minor tweak.
5525 (*branch_sp32): Merge into...
5526 (*branch_sp64): Likewise.
5527 (*branch<P:mode>): ...this.
5529 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
5530 James Clarke <jrtc27@jrtc27.com>
5533 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
5534 consistently in TLS address generation and adjust code to the renaming
5535 of patterns. Mark calls to __tls_get_addr as const.
5536 * config/sparc/sparc.md (tgd_hi22): Turn into...
5537 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
5538 (tgd_lo10): Turn into...
5539 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
5540 (tgd_add32): Merge into...
5541 (tgd_add64): Likewise.
5542 (tgd_add<P:mode>): ...this and use Pmode throughout.
5543 (tldm_hi22): Turn into...
5544 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
5545 (tldm_lo10): Turn into...
5546 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
5547 (tldm_add32): Merge into...
5548 (tldm_add64): Likewise.
5549 (tldm_add<P:mode>): ...this and use Pmode throughout.
5550 (tldm_call32): Merge into...
5551 (tldm_call64): Likewise.
5552 (tldm_call<P:mode>): ...this and use Pmode throughout.
5553 (tldo_hix22): Turn into...
5554 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
5555 (tldo_lox10): Turn into...
5556 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
5557 (tldo_add32): Merge into...
5558 (tldo_add64): Likewise.
5559 (tldo_add<P:mode>): ...this and use Pmode throughout.
5560 (tie_hi22): Turn into...
5561 (tie_hi22<P:mode>): ...this and use Pmode throughout.
5562 (tie_lo10): Turn into...
5563 (tie_lo10<P:mode>): ...this and use Pmode throughout.
5564 (tie_ld64): Use DImode throughout.
5565 (tie_add32): Merge into...
5566 (tie_add64): Likewise.
5567 (tie_add<P:mode>): ...this and use Pmode throughout.
5568 (tle_hix22_sp32): Merge into...
5569 (tle_hix22_sp64): Likewise.
5570 (tle_hix22<P:mode>): ...this and use Pmode throughout.
5571 (tle_lox22_sp32): Merge into...
5572 (tle_lox22_sp64): Likewise.
5573 (tle_lox22<P:mode>): ...this and use Pmode throughout.
5574 (*tldo_ldub_sp32): Merge into...
5575 (*tldo_ldub_sp64): Likewise.
5576 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
5577 (*tldo_ldub1_sp32): Merge into...
5578 (*tldo_ldub1_sp64): Likewise.
5579 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
5580 (*tldo_ldub2_sp32): Merge into...
5581 (*tldo_ldub2_sp64): Likewise.
5582 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
5583 (*tldo_ldsb1_sp32): Merge into...
5584 (*tldo_ldsb1_sp64): Likewise.
5585 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
5586 (*tldo_ldsb2_sp32): Merge into...
5587 (*tldo_ldsb2_sp64): Likewise.
5588 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
5589 (*tldo_ldub3_sp64): Use DImode throughout.
5590 (*tldo_ldsb3_sp64): Likewise.
5591 (*tldo_lduh_sp32): Merge into...
5592 (*tldo_lduh_sp64): Likewise.
5593 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
5594 (*tldo_lduh1_sp32): Merge into...
5595 (*tldo_lduh1_sp64): Likewise.
5596 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
5597 (*tldo_ldsh1_sp32): Merge into...
5598 (*tldo_ldsh1_sp64): Likewise.
5599 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
5600 (*tldo_lduh2_sp64): Use DImode throughout.
5601 (*tldo_ldsh2_sp64): Likewise.
5602 (*tldo_lduw_sp32): Merge into...
5603 (*tldo_lduw_sp64): Likewise.
5604 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
5605 (*tldo_lduw1_sp64): Use DImode throughout.
5606 (*tldo_ldsw1_sp64): Likewise.
5607 (*tldo_ldx_sp64): Likewise.
5608 (*tldo_stb_sp32): Merge into...
5609 (*tldo_stb_sp64): Likewise.
5610 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
5611 (*tldo_sth_sp32): Merge into...
5612 (*tldo_sth_sp64): Likewise.
5613 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
5614 (*tldo_stw_sp32): Merge into...
5615 (*tldo_stw_sp64): Likewise.
5616 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
5617 (*tldo_stx_sp64): Use DImode throughout.
5619 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5621 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
5622 check configure option to set BTI and Return Address Signing.
5623 * configure.ac: Add --enable-standard-branch-protection and
5624 --disable-standard-branch-protection.
5625 * configure: Regenerated.
5626 * doc/install.texi: Document the same.
5628 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5629 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5631 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
5632 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
5633 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
5635 * config/aarch64/aarch64-bti-insert.c: New file.
5636 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
5638 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
5640 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
5641 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
5642 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
5643 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
5645 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5647 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
5648 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
5649 Disable bti for -mbranch-protection=none.
5650 (aarch64_handle_standard_branch_protection): Enable bti for
5651 -mbranch-protection=standard.
5652 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
5653 -mbranch-protection.
5654 (aarch64_bti_enabled): Check if bti is enabled.
5655 * config/aarch64/aarch64.opt: Declare target variable.
5656 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
5658 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5660 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
5661 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
5662 (aarch64_expand_epilogue): Likewise.
5663 (aarch64_output_mi_thunk): Likewise
5664 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
5665 TAILCALL_ADDR_REGS to x16 and x17.
5666 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
5668 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5670 * config/aarch64/aarch64-option-extensions.def: Define
5671 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
5672 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
5673 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
5674 (AARCH64_FL_PREDRES): New.
5675 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
5676 AARCH64_FL_PREDRES by default.
5677 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
5679 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5681 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
5683 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
5684 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
5685 * doc/invoke.texi: Document ARMv8.5-A.
5687 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
5689 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
5690 (xorsign<mode>3): Likewise.
5692 2019-01-09 Jelinek <jakub@redhat.com>
5695 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
5696 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
5698 PR rtl-optimization/88331
5699 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
5700 not currently_expanding_to_rtl.
5702 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
5704 * doc/invoke.texi (-Os): Remove trailing spaces.
5705 (-finline-functions): Remove reference to -O2.
5707 2019-01-08 Jakub Jelinek <jakub@redhat.com>
5709 PR rtl-optimization/79593
5710 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
5712 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
5713 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
5715 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
5718 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
5722 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
5723 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
5725 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
5728 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
5729 ix86_avx_u128_mode_entry.
5731 2019-01-08 Martin Liska <mliska@suse.cz>
5733 PR tree-optimization/88753
5734 * tree-switch-conversion.c (switch_conversion::build_one_array):
5735 Come up with local variable constructor. Convert first to
5736 type of constructor values.
5738 2019-01-08 Richard Biener <rguenther@suse.de>
5740 PR tree-optimization/86554
5741 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
5742 rpo_avail): Move earlier.
5743 (visit_nary_op): When value-numbering to expressions
5744 with different overflow behavior make sure there's an
5745 available expression on the path.
5747 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
5749 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
5750 aarch64_parse_branch_protection,
5751 struct aarch64_branch_protect_type,
5752 aarch64_handle_no_branch_protection,
5753 aarch64_handle_standard_branch_protection,
5754 aarch64_validate_mbranch_protection,
5755 aarch64_handle_pac_ret_protection,
5756 aarch64_handle_attr_branch_protection,
5757 accepted_branch_protection_string,
5758 aarch64_pac_ret_subtypes,
5759 aarch64_branch_protect_types,
5760 aarch64_handle_pac_ret_leaf): Define.
5761 (aarch64_override_options_after_change_1, aarch64_override_options):
5762 Add check for accepted_branch_protection_string.
5763 (aarch64_option_save): Save accepted_branch_protection_string.
5764 (aarch64_option_restore): Save accepted_branch_protection_string.
5765 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
5766 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
5767 msign-return-address.
5768 * doc/invoke.texi: Add mbranch-protection.
5770 2019-01-08 Alan Modra <amodra@gmail.com>
5773 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
5774 Delete "unknownp" parameter. Adjust callers. Handle
5775 CONST_INT, PLUS, MINUS, and MULT.
5776 (attr_value_aligned): Renamed from or_attr_value.
5777 (min_attr_value): Return INT_MIN for unhandled rtl case..
5778 (min_fn): ..and translate to INT_MAX here.
5779 (write_length_unit_log): Modify to cope without "unknown".
5780 (write_attr_value): Handle IF_THEN_ELSE.
5782 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
5784 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
5785 optimization for masked stores.
5787 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
5790 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
5791 output vector directly to duplicate_and_interleave instead of
5792 going through a temporary. Postpone insertion of ctor_seq to
5793 the end of the loop.
5795 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
5798 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
5799 unsigned_p. Handle signed and unsigned overflow correction as
5801 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
5803 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
5805 (add<mode>3_compareV_imm): Make this callable for expanding.
5806 (subv<GPI:mode>4): Use register_operand for operand 1. Use
5807 aarch64_plus_operand for operand 2.
5808 (subv<GPI:mode>_insn): New insn pattern.
5809 (subv<GPI:mode>_imm): Likewise.
5810 (negv<GPI:mode>3): New expand pattern.
5811 (negv<GPI:mode>_insn): New insn pattern.
5812 (negv<GPI:mode>_cmp_only): Likewise.
5813 (cmpv<GPI:mode>_insn): Likewise.
5814 (subvti4): Use register_operand for operand 1. Update call to
5815 aarch64_expand_subvti.
5816 (usubvti4): Likewise.
5817 (negvti3): New expand pattern.
5818 (negdi_carryout): New insn pattern.
5819 (negvdi_carryinV): New insn pattern.
5820 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
5821 version the named version.
5822 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
5824 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
5826 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
5828 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
5829 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
5830 (sub<mode>3_carryinCV): Delete.
5831 (sub<GPI:mode>3_carryinV): New expand pattern.
5832 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
5834 2019-01-07 Richard Biener <rguenther@suse.de>
5836 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
5837 of tree_operand_hash.
5839 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
5841 PR tree-optimization/88598
5842 * tree.h (single_nonzero_element): Declare.
5843 * tree.c (single_nonzero_element): New function.
5844 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
5845 if I is the only nonzero element of CST.
5847 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
5849 PR tree-optimization/88598
5850 * tree.h (initializer_each_zero_or_onep): Declare.
5851 * tree.c (initializer_each_zero_or_onep): New function.
5852 (signed_or_unsigned_type_for): Handle float types too.
5853 (unsigned_type_for, signed_type_for): Update comments accordingly.
5854 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
5855 x & { 0 or -1, 0 or -1, ... }.
5857 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
5859 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
5860 with x86_64-pc-linux-gnu.
5862 2019-01-07 Tom de Vries <tdevries@suse.de>
5865 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
5867 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
5870 2019-01-07 Jakub Jelinek <jakub@redhat.com>
5872 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
5873 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
5874 TARGET_AVX512F as condition.
5877 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
5878 const_not_ok_for_debug_p target hook.
5879 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
5880 on UNSPEC and subexpressions thereof if all subexpressions of the
5881 UNSPEC are CONSTANT_P.
5883 PR tree-optimization/88676
5884 * tree-ssa-phiopt.c (two_value_replacement): New function.
5885 (tree_ssa_phiopt_worker): Call it.
5888 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
5889 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
5892 * tree-vect-generic.c: Include insn-config.h and recog.h.
5893 (expand_vector_piecewise): Add defaulted ret_type argument,
5894 if non-NULL, use that in preference to type for the result type.
5895 (expand_vector_parallel): Formatting fix.
5896 (do_vec_conversion, do_vec_narrowing_conversion,
5897 expand_vector_conversion): New functions.
5898 (expand_vector_operations_1): Call expand_vector_conversion
5899 for VEC_CONVERT ifn calls.
5900 * internal-fn.def (VEC_CONVERT): New internal function.
5901 * internal-fn.c (expand_VEC_CONVERT): New function.
5902 * fold-const-call.c (fold_const_vec_convert): New function.
5903 (fold_const_call): Use it for CFN_VEC_CONVERT.
5904 * doc/extend.texi (__builtin_convertvector): Document.
5906 2019-01-07 Tom de Vries <tdevries@suse.de>
5908 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
5909 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
5910 vector_red_partition, vector_red_sym): New global variables.
5911 (nvptx_option_override): Initialize vector_red_sym.
5912 (nvptx_declare_function_name): Restore red_partition register.
5913 (nvptx_file_end): Emit code to declare the vector reduction variables.
5914 (nvptx_output_red_partition): New function.
5915 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
5916 large vector reductions.
5917 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
5918 (nvptx_init_builtins): Add VECTOR_ADDR.
5919 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
5920 Handle nvptx_expand_shared_addr.
5921 (nvptx_get_shared_red_addr): Add vector argument and handle large
5923 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
5925 (nvptx_goacc_reduction_init): Likewise.
5926 (nvptx_goacc_reduction_fini): Likewise.
5927 (nvptx_goacc_reduction_teardown): Likewise.
5928 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
5929 init,fini,teardown}.
5930 (nvptx_init_axis_predicate): Initialize vector_red_partition.
5931 (nvptx_set_current_function): Init vector_red_partition.
5932 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
5933 (nvptx_red_partition): New insn.
5934 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
5936 2019-01-07 Tom de Vries <tdevries@suse.de>
5939 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
5942 2019-01-07 Tom de Vries <tdevries@suse.de>
5944 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
5945 (nvptx_option_override): Init oacc_bcast_partition.
5946 (nvptx_init_oacc_workers): New function.
5947 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
5948 (nvptx_needs_shared_bcast): New function.
5949 (nvptx_find_par): Generalize to enable vectors to use shared-memory
5951 (nvptx_shared_propagate): Initialize vector bcast partition and
5952 synchronization state.
5953 (nvptx_single): Generalize to enable vectors to use shared-memory
5955 (nvptx_process_pars): Likewise.
5956 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
5957 * config/nvptx/nvptx.h (struct machine_function): Add
5958 bcast_partition and sync_bar members.
5960 2019-01-07 Tom de Vries <tdevries@suse.de>
5962 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
5963 (nvptx_apply_dim_limits): New function.
5964 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
5967 2019-01-07 Tom de Vries <tdevries@suse.de>
5969 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
5970 as late as possible.
5972 2019-01-07 Tom de Vries <tdevries@suse.de>
5974 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
5975 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
5976 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
5977 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
5978 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
5980 2019-01-07 Tom de Vries <tdevries@suse.de>
5982 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
5984 2019-01-07 Tom de Vries <tdevries@suse.de>
5986 * omp-offload.c (oacc_get_min_dim): New function.
5987 * omp-offload.h (oacc_get_min_dim): Declare.
5989 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
5992 * config/i386/i386.c (function_value_ms_64): Return small sturct in
5993 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
5995 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
5999 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
6001 * ipa-inline.c (edge_badness): Use inlined_time instead of
6002 inline_summaries->get.
6004 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6006 * opts.c (enable_fdo_optimizations): Enable
6007 version-loops-for-strides, loop-interchange, unrol-and-jam
6008 and tree-loop-distribution.
6009 * invoke.texi: Document newly enabled options.
6011 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6013 * doc/invoke.texi (max-inline-insns-small): New parameters.
6014 * ipa-inline.c (want_early_inline_function_p): simplify.
6015 (want_inline_small_function_p): Fix pasto from previous patch;
6016 use max-inline-insns-small bound.
6017 * params.def (max-inline-insns-small): New param.
6018 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
6019 variables correctly.
6021 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6023 * doc/invoke.texi: Document max-inline-insns-size,
6024 uninlined-function-insns, uninlined-function-time,
6025 uninlined-thunk-insns and uninlined-thunk-time.
6026 * params.def: Add max-inline-insns-size,
6027 uninlined-function-insns, uninlined-function-time,
6028 uninlined-thunk-insns and uninlined-thunk-time.
6029 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
6031 * ipa-inline.c (can_inline_edge_by_limits_p,
6032 want_inline_small_function_p): Use new parameters.
6034 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6036 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
6038 2019-01-05 Jakub Jelinek <jakub@redhat.com>
6042 * expr.c (expand_assignment): For calls returning VLA structures
6043 if to_rtx is not a MEM, force it into a stack temporary.
6046 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
6047 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
6048 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
6049 subexpressions of both operands.
6050 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
6051 subrtxes are CONSTANT_P.
6052 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
6055 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
6057 * params.def (hot-bb-count-ws-permille): Set to 990.
6059 2019-01-04 Martin Sebor <msebor@redhat.com>
6062 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
6065 2019-01-04 Martin Sebor <msebor@redhat.com>
6068 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
6070 2019-01-04 Jakub Jelinek <jakub@redhat.com>
6072 * gdbinit.in: Turn off pagination for the skip commands, restore
6073 it to previous state afterwards.
6075 2019-01-04 Jakub Jelinek <jakub@redhat.com>
6078 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
6079 of GET_MODE (opN) as modes of the libcall arguments.
6081 2019-01-04 Jan Beulich <jbeulich@suse.com>
6083 * config/i386/sse.md
6084 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
6085 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
6086 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
6087 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
6088 avx512f_vmcmp<mode>3<round_saeonly_name>,
6089 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
6090 avx512f_maskcmp<mode>3,
6091 <avx512>_cvt<ssemodesuffix>2mask<mode>,
6092 <avx512>_cvt<ssemodesuffix>2mask<mode>,
6093 *<avx512>_cvtmask2<ssemodesuffix><mode>,
6094 *<avx512>_cvtmask2<ssemodesuffix><mode>,
6095 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
6096 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
6097 <avx512>_gt<mode>3<mask_scalar_merge_name>,
6098 <avx512>_gt<mode>3<mask_scalar_merge_name>,
6099 <avx512>_testm<mode>3<mask_scalar_merge_name>,
6100 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
6101 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
6102 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
6103 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
6104 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
6105 avx512cd_maskb_vec_dup<mode>,
6106 avx512cd_maskw_vec_dup<mode>,
6107 avx512dq_fpclass<mode><mask_scalar_merge_name>,
6108 avx512dq_vmfpclass<mode>,
6109 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
6112 2019-01-03 Martin Sebor <msebor@redhat.com>
6114 PR tree-optimization/88659
6115 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
6117 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
6119 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
6120 unaligned vsx and avoid lxvd2x/stxvd2x.
6121 (gen_lvx_v4si_move): New function.
6123 2019-01-03 Tom de Vries <tdevries@suse.de>
6125 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
6126 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
6128 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
6130 2019-01-03 Tom de Vries <tdevries@suse.de>
6132 * config/nvptx/nvptx.c (struct offload_attrs): New.
6133 (populate_offload_attrs): New function. Factor mask extraction out of
6134 nvptx_reorg. Add extraction of dimensions.
6135 (nvptx_reorg): Use populate_offload_attrs.
6137 2019-01-03 Tom de Vries <tdevries@suse.de>
6139 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
6140 cases for oacc_min_dims_p and routine_p. Add asserts for
6141 oacc_default_dims_p and offload_region_p.
6143 2019-01-03 Tom de Vries <tdevries@suse.de>
6145 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
6147 (nvptx_goacc_validate_dims): ... here.
6149 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
6151 PR tree-optimization/85574
6152 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
6154 (struct ssa_equip_hash_traits): Declare.
6155 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
6157 2019-01-03 Jakub Jelinek <jakub@redhat.com>
6160 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
6161 change it to qualified_type.
6163 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
6165 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
6166 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
6168 2019-01-02 Martin Sebor <msebor@redhat.com>
6169 Jeff Law <law@redhat.com>
6171 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
6172 (get_range_strlen_tree): Update appropriately.
6174 * gimple-fold.h (get_range_strlen): Drop unused last argument.
6176 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
6177 rather than set_range_info.
6178 * tree-ssa-strlen.c (set_strlen_range): Extracted from
6179 maybe_set_strlen_range. Handle potentially boundary crossing
6180 cases more conservatively.
6181 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
6182 Call set_strlen_range.
6183 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
6186 * gimple-fold.c (get_range_strlen): Update prototype to no longer
6187 need the flexp argument.
6188 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
6189 from calls to get_range_strlen. Update comments. Just update
6190 VAL for an unterminated const char array and let the reset of the
6191 code handle it normally. No longer try to set *flexp. Adjust
6193 (get_range_strlen): Update for the new get_range_strlen API.
6194 (get_maxval_strlen): Similarly.
6195 (gimple_fold_builtin_strlen): Handle update meaning of return value
6196 from get_range_strlen.
6197 * gimple-ssa-sprintf.c (get_string_length): Update for the new
6198 get_range_strlen API.
6200 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
6203 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
6204 false at WPA time when body was removed.
6206 2019-01-02 Martin Liska <mliska@suse.cz>
6208 PR tree-optimization/88650
6209 * predict.c (set_even_probabilities): Calculate probability
6210 remainer only when really used.
6212 2019-01-02 Richard Biener <rguenther@suse.de>
6215 * tree-data-ref.c (analyze_subscript_affine_affine): Use
6216 widest_ints when mangling max_stmt_execution results.
6218 2019-01-02 Richard Biener <rguenther@suse.de>
6220 PR tree-optimization/88621
6221 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
6222 bitfields when canoncalizing.
6224 2019-01-02 Richard Biener <rguenther@suse.de>
6227 * config/i386/x86-tune-costs.h (intel_cost): Adjust
6228 cost of cheap SSE instruction.
6230 2019-01-02 Richard Biener <rguenther@suse.de>
6233 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
6234 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
6236 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
6237 set after UIDs before splitting them.
6239 2019-01-01 Martin Sebor <msebor@redhat.com>
6240 Jeff Law <law@redhat.com>
6242 * gimple-fold.c (get_range_strlen_tree): Record if the computed
6243 length is optimistic. If it is, then arrange to compute the
6244 conservative length as well.
6246 * gimple-fold.h (get_range_strlen): Update prototype.
6247 * builtins.c (check_access): Update call to get_range_strlen to use
6248 c_strlen_data pointer. Change various variable accesses to instead
6249 pull data from the c_strlen_data structure.
6250 (check_strncat_sizes, expand_builtin_strncat): Likewise.
6251 * calls.c (maybe_warn_nonstring_arg): Likewise.
6252 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
6253 minimum length if maximum lengh is unknown.
6254 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
6255 that used c_strlen, it's no longer needed. Restructure slightly.
6256 (format_string): Set unlikely range appropriately.
6257 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
6259 (get_range_strlen): Accept c_strlen_data pointer for external
6260 call sites as well. Pass through to call to internal get_range_strlen.
6261 Adjust minlen, maxlen and maxbound as needed.
6262 (get_maxval_strlen): Update comments.
6263 (gimple_fold_builtin_strlen): Update call to get_range_strlen
6264 to use c_strlen_data pointer. Change variable accesses to instead
6265 use c_strlen_data data members.
6267 * gimple-fold.c (get_range_strlen): Update prototype.
6268 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
6269 local variables. Use pdata to return information to caller.
6270 Update calls to get_range_strlen. Update pdata->maxbound.
6271 (get_range_strlen -- static version): Similarly.
6272 (get_range_strlen -- extern version): Update for internal
6273 get_range_strlen API change. Convert to external data format.
6274 (get_maxval_strlen): Similarly.
6276 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
6278 * coverage.c (get_coverage_counts): Use current_function_decl.
6279 * profile.c (read_thunk_profile): New function.
6280 (branch_prob): Add THUNK parameter.
6281 * tree-profile.c (tree_profiling): Handle thunks.
6282 * value-prof.c (init_node_map): Handle thunks.
6283 * value-prof.h (branch_prob): Upate prototype.
6284 (read_thunk_profile): Declare.
6286 2019-01-01 Jakub Jelinek <jakub@redhat.com>
6288 Update copyright years.
6290 * gcc.c (process_command): Update copyright notice dates.
6291 * gcov-dump.c (print_version): Ditto.
6292 * gcov.c (print_version): Ditto.
6293 * gcov-tool.c (print_version): Ditto.
6294 * gengtype.c (create_file): Ditto.
6295 * doc/cpp.texi: Bump @copying's copyright year.
6296 * doc/cppinternals.texi: Ditto.
6297 * doc/gcc.texi: Ditto.
6298 * doc/gccint.texi: Ditto.
6299 * doc/gcov.texi: Ditto.
6300 * doc/install.texi: Ditto.
6301 * doc/invoke.texi: Ditto.
6303 Copyright (C) 2019 Free Software Foundation, Inc.
6305 Copying and distribution of this file, with or without modification,
6306 are permitted in any medium without royalty provided the copyright
6307 notice and this notice are preserved.