1 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
4 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
5 obsolete reference to N.
7 2019-04-10 Jakub Jelinek <jakub@redhat.com>
10 * expr.c (store_expr): Set properly size on the MEM passed to
14 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
15 with strlen in between hostsz-3 and hostsz-1 inclusive when no
16 translation is needed, and when translation is needed, only append
17 ... if the string length is hostsz or more bytes long. Avoid using
20 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
23 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
24 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
26 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
28 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
30 2019-04-09 Jakub Jelinek <jakub@redhat.com>
33 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
35 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
37 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
38 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
39 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
40 trailing space from -gsplit-dwarf diagnostics.
42 PR tree-optimization/89998
43 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
44 instead of integer_type_node if possible, don't add ranges if return
45 type is not compatible with int.
46 * gimple-fold.c (gimple_fold_builtin_sprintf,
47 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
50 2019-04-09 Martin Liska <mliska@suse.cz>
52 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
53 * doc/install.texi: Document the new config.
55 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
57 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
58 use gimple_expr_type for load and store calls. Skip over the
59 condition argument in a conditional internal function.
60 Protect use of TREE_INT_CST_LOW.
62 2019-04-09 Jakub Jelinek <jakub@redhat.com>
65 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
66 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
67 trailing period from it too.
69 2019-04-08 wu yuan <wuyuan5@huawei.com>
71 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
72 * config/aarch64/aarch64.md : Add "tsv110.md"
73 * config/aarch64/tsv110.md: New file.
75 2019-04-08 Richard Biener <rguenther@suse.de>
77 PR tree-optimization/90006
78 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
81 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
84 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
86 (fma_root_node): Likewise.
87 (func_fma_steering): Likewise.
89 2019-04-08 Jakub Jelinek <jakub@redhat.com>
91 PR rtl-optimization/89865
92 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
94 PR rtl-optimization/89865
96 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
97 numbers not to clash with the additional operands[4].
98 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
99 with extra register copy in the middle.
101 2019-04-08 Martin Liska <mliska@suse.cz>
103 PR gcov-profile/89961
104 * doc/gcov.texi: Document data_file.
105 * gcov.c (generate_results): Add data_info into JSON output.
107 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
109 PR tree-optimization/89725
110 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
111 loop's chrec as invariant symbol.
112 * tree-chrec.h (chrec_contains_symbols): New parameter.
113 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
114 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
115 function of loops not in DDR's loop_nest.
116 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
118 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
121 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
124 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
127 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
128 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
130 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
132 * sched-deps.c (sched_macro_fuse_insns): Check return value of
133 targetm.fixed_condition_code_regs.
135 2019-04-05 Richard Biener <rguenther@suse.de>
139 * tree-cfgcleanup.c (remove_forwarder_block): Always move
140 debug bind stmts but reset them if they are not valid at the
143 2019-04-05 Martin Liska <mliska@suse.cz>
146 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
147 order to wrap keywords or arguments.
148 * collect2.c (main): Likewise.
149 (scan_prog_file): Likewise.
150 (scan_libraries): Likewise.
151 * common/config/riscv/riscv-common.c
152 (riscv_subset_list::parsing_subset_version): Likewise.
153 (riscv_subset_list::parse_std_ext): Likewise.
154 * config/aarch64/aarch64.c (aarch64_override_options_internal):
156 * config/arm/arm.c (arm_option_override): Likewise.
157 * config/cris/cris.c (cris_print_operand): Likewise.
158 * config/darwin-c.c (darwin_pragma_options): Likewise.
159 (darwin_pragma_unused): Likewise.
160 (darwin_pragma_ms_struct): Likewise.
161 * config/ft32/ft32.c (ft32_print_operand): Likewise.
162 * config/i386/i386.c (print_reg): Likewise.
163 (ix86_print_operand): Likewise.
164 * config/i386/xm-djgpp.h: Likewise.
165 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
166 * config/m32c/m32c.c (m32c_option_override): Likewise.
167 * config/msp430/msp430.c (msp430_option_override): Likewise.
168 * config/nds32/nds32.c (nds32_option_override): Likewise.
169 * config/nvptx/mkoffload.c (main): Likewise.
170 * config/rx/rx.c (rx_print_operand): Likewise.
171 (valid_psw_flag): Likewise.
172 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
173 (vms_pragma_nomember_alignment): Likewise.
174 (vms_pragma_extern_model): Likewise.
175 * lto-wrapper.c (compile_offload_image): Likewise.
176 * omp-offload.c (oacc_parse_default_dims): Likewise.
177 * symtab.c (symtab_node::verify_base): Likewise.
178 * tlink.c (recompile_files): Likewise.
179 (start_tweaking): Likewise.
180 * tree-profile.c (parse_profile_filter): Likewise.
182 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
184 PR tree-optimization/89956
185 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
186 multiple negates of the same value.
188 2019-04-04 Martin Sebor <msebor@redhat.com>
192 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
193 have the same precision since the function crashes otherwise.
194 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
195 has non-zero arguments.
197 2019-04-04 Martin Sebor <msebor@redhat.com>
200 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
201 out if the number of arguments is less than expected.
203 2019-04-04 Jeff Law <law@redhat.com>
205 PR rtl-optimization/89399
206 * ree.c (combine_set_extension): Use single_set rather than
207 digging into PATTERN for items on the candidate list.
208 (combine_reaching_defs): Likewise.
210 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
212 PR rtl-optimization/46590
213 * loop-invariant.c (find_defs): Move df_remove_problem and
214 df_process_deferred_rescans to move_invariants.
215 Move df_live_add_problem and df_live_set_all_dirty calls
217 (move_invariants): Likewise.
218 (move_loop_invariants): Likewise, making the df_live calls
219 conditional on -O. Remove the problem again if we added it
222 2019-04-03 qing zhao <qing.zhao@oracle.com>
224 PR tree-optimization/89730
225 * ipa-inline.c (can_inline_edge_p): Delete the checking for
226 -flive-patching=inline-only-static.
227 (can_inline_edge_by_limits_p): Add the checking for
228 -flive-patching=inline-only-static and grant always_inline
229 even when -flive-patching=inline-only-static is specified.
231 2019-04-03 Jeff Law <law@redhat.com>
233 PR rtl-optimization/81025
234 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
236 2019-04-03 Richard Biener <rguenther@suse.de>
238 PR tree-optimization/84101
239 * tree-vect-stmts.c: Include explow.h for hard_function_value,
240 regs.h for hard_regno_nregs.
241 (cfun_returns): New helper.
242 (vect_model_store_cost): When vectorizing a store to a decl
243 we return and the function ABI returns in a multi-reg location
244 account for the possible spilling that will happen.
246 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
248 * config/s390/s390.c (s390_legitimate_address_p): Reject long
249 displacement addresses for vector mode operands.
251 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
253 * config/arc/arc.c (GMASK_LEN): Define.
254 (arc_restore_callee_saves): Restore first blink when
257 2019-04-03 Sudakshina Das <sudi.das@arm.com>
259 * doc/extend.texi: Add deprecated comment on sign-return-address
260 function attribute and add mbranch-protection.
261 * doc/invoke.texi: Add bti to the options for mbranch-protection.
263 2019-04-03 Richard Biener <rguenther@suse.de>
266 * lto-wrapper.c (run_gcc): Avoid implicit rules making
267 the all target phony.
269 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
273 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
274 Return false for variable DImode shifts.
275 (dimode_scalar_chain::compute_convert_gain): Do not handle
276 register count operand in variable DImode shifts.
277 (dimode_scalar_chain::make_vector_copies): Remove support to copy
278 count argument of a variable shift instruction to a vector register.
279 (dimode_scalar_chain::convert_reg): Remove support to convert
280 count argument of a variable shift instruction.
282 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
284 PR rtl-optimization/84206
285 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
286 iterating over loop headers.
288 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
290 PR rtl-optimization/85876
291 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
292 beyond the original fence.
294 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
296 * config.gcc: Mark spu* targets as deprecated/obsolete.
298 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
300 * config/s390/s390-builtin-types.def: New builtin function type
301 definitions. Remove unused types.
302 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
303 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
304 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
306 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
307 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
308 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
309 (vec_double, vec_signed, vec_unsigned): Define to use the new
311 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
314 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
316 * config/s390/s390-builtin-types.def: New builtin function type
318 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
319 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
320 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
321 (s390_vstrszh, s390_vstrszf): New low-level builtins.
322 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
323 constant definitions.
324 * config/s390/vecintrin.h (vec_search_string_cc)
325 (vec_search_string_until_zero_cc): New builtin name definitions.
326 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
328 ("vec_vstrs<mode>"): New insn definition.
330 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
332 * config/s390/s390-builtin-types.def: Add new builtin function
334 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
335 New overloaded builtins.
336 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
338 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
339 (UNSPEC_VEC_SLDBYTE): ... this.
340 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
341 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
343 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
344 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
345 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
347 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
349 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
351 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
352 * config/s390/vector.md (V_HW_HSD): ... here.
354 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
356 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
357 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
358 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
359 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
360 New insn definitions.
362 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
364 * config/s390/s390-builtin-types.def: Add new builtin function type.
365 * config/s390/s390-builtins.def: Add overloaded builtin
366 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
367 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
368 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
369 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
370 ("eltswap<mode>"): New expander.
371 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
374 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
376 * config/s390/s390-builtin-types.def: Add new builtin function types.
377 * config/s390/s390-builtins.def: Add overloaded builtin
378 s390_vec_revb. Add low-level builtins for vlbr and vstbr
380 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
381 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
382 ("bswap<mode>"): New expander.
383 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
385 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
387 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
388 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
389 vector builtin version number in __VEC__.
391 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
393 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
395 (SFSI): New mode attribute.
396 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
397 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
399 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
400 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
401 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
402 ("floatsi<mode>2"): Add wcefb instruction.
404 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
406 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
407 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
409 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
410 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
411 support 32 bit fp-int conversions. Rename to ...
412 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
413 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
414 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
415 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
418 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
420 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
421 if-then-else constructs if we can use the select instruction.
422 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
424 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
426 * config/s390/s390.md ("*popcountdi_arch13_cc")
427 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
429 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
430 Append _z196 to make it ...
431 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
432 ("popcounthi2_z196"): ... this.
433 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
434 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
436 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
438 * config/s390/s390.c (s390_canonicalize_comparison): Convert
439 certain compares for arch13 in order to make use of the condition
440 code result produced by the new instructions.
441 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
442 nxrk, and nxgrk instruction patterns.
443 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
444 (inv_no): Add new code iterator together with some attributes.
445 ("*andc_split_<mode>"): Disable splitter for arch13.
446 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
447 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
448 ("*<ANDOR:bitops_name>c<GPR:mode>")
449 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
450 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
451 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
452 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
454 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
456 * common/config/s390/s390-common.c (processor_flags_table): New
458 * config.gcc: Support arch13 with the --with-arch= configure flag.
459 * config/s390/driver-native.c (s390_host_detect_local_cpu):
460 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
461 * config/s390/s390.c (s390_get_sched_attrmask)
462 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
463 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
464 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
465 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
466 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
468 * config/s390/s390.opt: Support arch13 as processor type in
469 command line options.
471 2019-04-02 Martin Liska <mliska@suse.cz>
474 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
475 Fix param description of graphite-max-arrays-per-scop.
477 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
479 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
480 (ASAN_CC1_SPEC): Use it in 64-bit mode.
481 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
483 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
485 PR rtl-optimization/85412
486 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
487 sel_sched_region_1, not after.
489 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
491 PR rtl-optimization/86928
492 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
493 compute_live if necessary.
494 (sel_redirect_edge_and_branch): Likewise.
496 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
498 PR rtl-optimization/89865
499 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
500 register if it is a part of small class.
502 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
504 PR rtl-optimization/87273
505 * sel-sched-ir.c (merge_fences): Remove assert.
507 2019-04-01 Richard Biener <rguenther@suse.de>
509 PR tree-optimization/46590
510 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
511 (dom_walker::m_reachability): Add in place of...
512 (dom_walker::m_skip_unreachable_blocks): ...this.
513 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
514 Move complex initialization ...
515 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
516 lazily and initialize edge flags on each invocation.
517 (dom_walker::bb_reachable): Use m_reachability.
519 2019-04-01 Martin Liska <mliska@suse.cz>
522 * opt-suggestions.c (option_proposer::build_option_suggestions):
523 Add variant without any argument in order to provide better
526 2019-04-01 Richard Biener <rguenther@suse.de>
529 * gimple.c: Include langhooks.h.
530 (gimple_get_alias_set): Treat enumeral types as the underlying
533 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
534 Eric Botcazou <ebotcazou@adacore.com>
536 PR rtl-optimization/89862
537 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
538 that operates on the full registers for WORD_REGISTER_OPERATIONS
541 2019-03-29 Jim Wilson <jimw@sifive.com>
543 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
544 Clear MASK_RVC and then set if C subset supported.
546 2019-03-29 Jakub Jelinek <jakub@redhat.com>
549 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
550 non-addressable complit into its initializer if it is volatile.
552 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
554 * opts-common.c (integral_argument): Set errno properly in one case.
556 2019-03-29 Martin Liska <mliska@suse.cz>
558 * doc/invoke.texi: Remove -Wchkp from documentation.
560 2019-03-29 Martin Liska <mliska@suse.cz>
562 * dbgcnt.c (print_limit_reach): New function.
565 2019-03-29 Martin Liska <mliska@suse.cz>
567 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
568 (dbg_cnt_process_opt): Parse first tokens aas
569 dbg_cnt_process_single_pair is also using strtok.
571 2019-03-29 Jakub Jelinek <jakub@redhat.com>
573 PR rtl-optimization/87485
574 * function.c (expand_function_end): Move stack_protect_epilogue
575 before loading of return value into hard register(s).
577 2019-03-28 Jakub Jelinek <jakub@redhat.com>
580 * tree-inline.h (struct copy_body_data): Add
581 dont_remap_vla_if_no_change flag.
582 * tree-inline.c (remap_type_3, remap_type_2): New functions.
583 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
584 and remap_type_2 returns false.
585 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
586 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
587 only from where it is copied to nested contexts.
589 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
592 * config/i386/i386.md (RMW operation with LEA peephole):
593 Use LEAMODE mode attribute instead of SWI mode iterator for
596 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
599 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
600 Also process XEXP (src, 0) of a shift insn.
602 2019-03-28 David Malcolm <dmalcolm@redhat.com>
605 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
606 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
608 2019-03-28 Jakub Jelinek <jakub@redhat.com>
610 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
612 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
613 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
614 immediately after first one with df_analyze in between, but rather
615 process all bbs, queueing ones that need second pass in a worklist,
616 df_analyze, process queued debug insn changes and if second pass is
617 needed, process bbs from worklist, df_analyze, process queued debug
620 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
621 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
622 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
624 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
627 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
630 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
633 * config/i386/i386.c (ix86_function_value_1): Call the newly added
634 function for 32-bit MS_ABI.
635 (function_value_ms_32): New function.
637 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
639 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
640 (movdi): Call gen_movdi_symbol_save_scc.
641 (gen_movdi_symbol_save_scc): New insn and split.
643 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
645 PR rtl-optimization/89313
646 * function.c (matching_constraint_num): New static function.
647 (match_asm_constraints_1): Use it. Fixup white space and comment.
648 Don't replace inputs with non-matching constraints which conflict
649 with early clobber outputs.
651 2019-03-27 Jeff Law <law@redhat.com>
654 PR rtl-optimization/87761
655 PR rtl-optimization/89826
656 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
658 (pass_cprop_hardreg::execute): Call df_analyze after adding the
659 note problem to get REG_DEAD/REG_UNUSED notes updated.
661 2019-03-27 Richard Biener <rguenther@suse.de>
663 PR tree-optimization/89463
664 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
665 queue edges to remove.
666 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
667 dead stmts. Delay edge removal until PHIs are removed to
668 make debug-stmt creation not confused by seemingly degenerate
671 2019-03-27 Alan Modra <amodra@gmail.com>
673 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
675 * config/rs6000/darwin.h: Likewise.
676 * config/rs6000/rs6000.c: Likewise.
678 2019-03-27 Alan Modra <amodra@gmail.com>
680 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
681 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
683 2019-03-26 Andrew Waterman <andrew@sifive.com>
684 Jim Wilson <jimw@sifive.com>
686 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
687 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
688 (generic_idivdi, generic_fmul_single, generic_fmul_double)
689 (generic_fdiv, generic_fsqrt): Add check for generic tune.
690 (generic_alu): Add auipc to type list.
691 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
692 (riscv_microarchitecture): Declare.
693 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
694 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
696 (riscv_microarchitecture): New.
697 (sifive_7_tune_info): New.
698 (riscv_cpu_info_table): Add microarchitecture value for rocket and
699 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
701 (riscv_store_data_bypass_p): New.
702 (riscv_option_override): Set riscv_microarchitecture from
703 cpu->microarchitecture.
704 * config/riscv/riscv.md: Include sifive-7.md.
707 (auipc<mode>): Change type to auipc.
708 (restore_stack_nonlocal): New.
709 * config/riscv/sifive-7.md: New.
710 * doc/invoke.texi (RISC-V Options): Update mtune docs.
712 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
715 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
716 Also process XEXP (src, 0) of a shift insn.
718 2019-03-26 Richard Biener <rguenther@suse.de>
720 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
721 (copy_debug_stmt): Likewise.
722 (expand_call_inline): Likewise.
723 (copy_bb): Avoid redundant lookup & set of gimple_block.
724 * gimple-low.c (lower_gimple_return): Likewise.
725 (lower_builtin_setjmp): Likewise.
727 2019-03-26 Jakub Jelinek <jakub@redhat.com>
729 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
730 is constant 0, turn into static const data member initialized to false.
731 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
732 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
734 2019-03-26 Jason Merrill <jason@redhat.com>
735 Jakub Jelinek <jakub@redhat.com>
737 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
739 (mem_alloc_description::release_object_overhead): Fix comment typos.
740 * hash-table.h (hash_table::~hash_table): Call
741 release_instance_overhead only if m_entries is non-NULL, otherwise
742 call unregister_descriptor.
744 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
746 PR tree-optimization/81740
747 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
748 In case of outer loop vectorization, check for backward dependence
749 at the inner loop if outer loop dependence is reversed.
751 2019-03-26 Alan Modra <amodra@gmail.com>
753 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
754 rs6000_vector_mem init. Correct wI and wJ comment.
756 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
758 PR rtl-optimization/88347
759 PR rtl-optimization/88423
760 * sched-deps.c (sched_analyze_insn): Take into account that for
761 tablejumps the barrier appears after a label and a jump_table_data.
763 2019-03-25 Martin Sebor <msebor@redhat.com>
766 * c-common.c (check_user_alignment): Rename local. Correct maximum
767 alignment in diagnostic. Avoid assuming argument fits in SHWI,
768 convert it to UHWI when it fits.
770 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
773 * dwarf2out.c (premark_used_variables): New function.
774 (prune_unused_types_walk): Do not mark not premarked external
776 (prune_unused_types): Call premark_used_variables.
778 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
780 PR rtl-optimization/89676
781 * lra-constraints.c (curr_insn_transform): Do match reload for
782 early clobbers when the match was successful only for different
785 2019-03-25 Martin Sebor <msebor@redhat.com>
787 * doc/extend.texi (Common Type Attributes): Document vector_size.
788 (Common Variable Attributes): Mention size constraint. Correct
790 (Vector Extensions): Use @dfn when defining bas type. Clarify
791 base type and size constraints.
793 2019-03-25 Richard Biener <rguenther@suse.de>
795 PR tree-optimization/89789
796 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
797 changes from non-undefined back to undefined.
799 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
801 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
802 heap string and a gc string, but since this variable is unknown to
803 ggc the gc string might get reused and corrupted. Fixed by always
806 2019-03-25 Richard Biener <rguenther@suse.de>
808 PR tree-optimization/89779
809 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
810 to remove IV defs, delay actual removal.
811 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
812 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
813 very end, properly also reset loop control IV information.
815 2019-03-25 Richard Biener <rguenther@suse.de>
817 PR tree-optimization/89802
818 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
819 move EH data to folded stmt.
821 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
823 * config/s390/s390-builtin-types.def: Remove few unused types and
824 fix sort order for others.
826 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
828 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
829 expected and found types with -mdebug during builtin matching.
831 2019-03-25 Richard Biener <rguenther@suse.de>
834 * fold-const.c (operand_equal_p): Revert last change with
837 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
839 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
840 notes for the result of the __tls_get_addr calls.
841 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
843 2019-03-24 Jeff Law <law@redhat.com>
845 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
847 PR rtl-optimization/87761
848 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
849 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
851 (pass_cprop_hardreg::execute): Add df note problem and defer insn
852 rescans. Reprocess blocks as needed, calling df_analyze before
853 reprocessing. Always call df_analyze before fixing up debug bind
856 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
858 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
861 2019-03-22 Andrew Pinski <apinski@marvell.com>
863 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
866 2019-03-26 Jeff Law <law@redhat.com>
868 PR rtl-optimization/87761
869 * config/mips/mips-protos.h (mips_split_move): Add new argument.
870 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
871 (mips_split_move): Accept new INSN argument. Try to forward SRC
872 into the next instruction.
873 (mips_split_move_insn): Pass INSN through to mips_split_move.
875 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
877 PR rtl-optimization/89676
878 * lra-constraints.c (curr_insn_transform): Do match reload for
879 early clobbers even if the match was successful.
881 2019-03-22 Jakub Jelinek <jakub@redhat.com>
884 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
886 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
888 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
890 2019-03-22 Jakub Jelinek <jakub@redhat.com>
892 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
893 <avx512>_fmsub_<mode>_mask3<round_name>,
894 <avx512>_fnmadd_<mode>_mask3<round_name>,
895 <avx512>_fnmsub_<mode>_mask3<round_name>,
896 avx512f_vmfmadd_<mode>_mask3<round_name>,
897 avx512f_vmfmsub_<mode>_mask3<round_name>,
898 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
899 instead of register_operand and %v instead of v for match_operand 1.
900 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
901 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
902 <round_nimm_predicate> instead of register_operand and %v instead of v
905 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
906 <avx512>_fmadd_<mode>_mask3<round_name>,
907 <avx512>_fmsub_<mode>_mask<round_name>,
908 <avx512>_fmsub_<mode>_mask3<round_name>,
909 <avx512>_fnmadd_<mode>_mask<round_name>,
910 <avx512>_fnmadd_<mode>_mask3<round_name>,
911 <avx512>_fnmsub_<mode>_mask<round_name>,
912 <avx512>_fnmsub_<mode>_mask3<round_name>,
913 <avx512>_fmaddsub_<mode>_mask<round_name>,
914 <avx512>_fmaddsub_<mode>_mask3<round_name>,
915 <avx512>_fmsubadd_<mode>_mask<round_name>,
916 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
917 <round_nimm_predicate> instead of nonimmediate_operand.
918 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
919 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
920 Use register_operand instead of <round_nimm_predicate> for the
921 operand that needs to match output.
922 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
923 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
924 Likewise. Formatting fixes.
927 * config/i386/i386.c (enum ix86_builtins): Remove
928 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
929 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
930 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
931 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
932 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
933 __builtin_ia32_vfmsubss3_mask3): New builtins.
934 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
935 avx512f_vmfmadd_<mode>_mask3<round_name>,
936 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
937 *avx512f_vmfmsub_<mode>_mask<round_name>,
938 avx512f_vmfmsub_<mode>_mask3<round_name>,
939 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
940 *avx512f_vmfnmadd_<mode>_mask<round_name>,
941 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
942 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
943 *avx512f_vmfnmsub_<mode>_mask<round_name>,
944 avx512f_vmfnmsub_<mode>_mask3<round_name>,
945 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
946 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
947 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
948 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
949 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
950 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
951 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
952 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
953 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
954 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
955 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
956 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
957 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
958 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
959 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
960 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
961 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
962 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
963 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
964 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
965 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
966 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
968 2019-03-21 Martin Sebor <msebor@redhat.com>
970 PR tree-optimization/89350
971 * builtins.c (compute_objsize): Also ignore offsets whose upper
973 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
974 (builtin_memref::builtin_memref): Initialize new member.
975 Allow EXPR to be null.
976 (builtin_memref::extend_offset_range): Replace local with a member.
977 Avoid assuming pointer offsets are unsigned.
978 (builtin_memref::set_base_and_offset): Determine base object
979 before computing offset range.
980 (builtin_access::builtin_access): Handle memset.
981 (builtin_access::generic_overlap): Replace local with a member.
982 (builtin_access::strcat_overlap): Same.
983 (builtin_access::overlap): Same.
984 (maybe_diag_overlap): Same.
985 (maybe_diag_access_bounds): Same.
986 (wrestrict_dom_walker::check_call): Handle memset.
987 (check_bounds_or_overlap): Same.
989 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
990 Jakub Jelinek <jakub@redhat.com>
993 * tree.c (fld_type_variant, fld_incomplete_type_of,
994 fld_process_array_type): Call fld->pset.add and don't call
995 add_tree_to_fld_list if it returns true.
996 (free_lang_data_in_type): Similarly with self-recursive call. Purge
997 non-marked types from TYPE_NEXT_VARIANT list.
998 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
1000 2019-03-21 Jakub Jelinek <jakub@redhat.com>
1002 * hash-table.h (hash_table): Add Lazy template parameter defaulted
1003 to false, if true, don't alloc_entries during construction, but defer
1004 it to the first method that needs m_entries allocated.
1005 (hash_table::hash_table, hash_table::~hash_table,
1006 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
1007 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
1008 hash_table::clear_slot, hash_table::traverse_noresize,
1009 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
1010 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
1012 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
1013 NO_INSERT instead of find_with_hash.
1014 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
1015 hash_set::m_table): Add Lazy to template params of hash_table.
1016 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
1017 * attribs.c (test_attribute_exclusions): Likewise.
1018 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
1019 hash_set. Add tests for hash_set with Lazy = true.
1021 2019-03-21 Richard Biener <rguenther@suse.de>
1023 PR tree-optimization/89779
1024 * tree.c (tree_nop_conversion): Consolidate and fix defensive
1025 checks with respect to released SSA names now having error_mark_node
1027 * fold-const.c (operand_equal_p): Likewise.
1029 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
1032 * config/s390/s390.c (global_not_special_regno_p): Move to make it
1034 (s390_optimize_register_info): Use global_not_special_regno_p to
1035 check for global regs.
1037 2019-03-20 Jakub Jelinek <jakub@redhat.com>
1040 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
1041 update this_alternative nor this_alternative_set.
1043 2019-03-19 Jim Wilson <jimw@sifive.com>
1046 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
1047 align, size, offset. Use them to handle a BLKmode reference. Update
1049 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
1051 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1053 PR rtl-optimization/89768
1054 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
1056 (unroll_loop_runtime_iterations): Likewise.
1058 2019-03-19 Martin Sebor <msebor@redhat.com>
1060 PR tree-optimization/89644
1061 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
1062 rather than endptr as an indicator of nul-termination.
1064 PR tree-optimization/89644
1065 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
1066 arrays in determining sequence sizes in strncpy and stpncpy.
1068 2019-03-19 Martin Liska <mliska@suse.cz>
1071 * predict.c (combine_predictions_for_bb): Empty likely_edges and
1072 unlikely_edges if there's an edge that belongs to both these sets.
1074 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
1077 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
1078 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
1079 go via a stack temporary.
1081 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1084 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
1085 instead of gen_rtx_SUBREG.
1086 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
1088 2019-03-19 Richard Biener <rguenther@suse.de>
1091 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
1093 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
1097 * tree.c (free_lang_data_in_decl): Do not free context of C++
1100 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1103 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
1104 subs for the first alternative except when operands[3] is 1.
1107 * gimplify.c (gimplify_asm_expr): For output argument with
1108 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
1111 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
1113 PR rtl-optimization/89753
1114 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
1115 explicit unrolling factor even more robust.
1117 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1120 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
1121 compensation use x2 += 1 instead of x2 -= -1 and when honoring
1122 signed zeros, do another copysign after the compensation.
1124 2019-03-18 Martin Sebor <msebor@redhat.com>
1126 PR tree-optimization/89720
1127 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
1128 more conservatively, the same as anti-range.
1130 2019-03-18 Richard Biener <rguenther@suse.de>
1133 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
1134 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
1135 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
1136 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
1138 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
1140 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
1141 Extend queue to 1024 entries.
1142 Add "consumed" field.
1143 (gomp_print_output): Remove print_index parameter.
1144 Add final parameter.
1145 Change limit to unsigned.
1146 Use consumed field to implement circular buffer.
1147 Detect interrupted print in final pass.
1148 Flush output at the end.
1149 (run): Update gomp_print_output usage.
1150 (main): Initialize kernargs->output_data.consumed.
1152 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
1154 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
1155 calculation of the minimum number of scalar iterations for
1156 fully-predicated loops.
1158 2019-03-18 Martin Jambor <mjambor@suse.cz>
1160 PR tree-optimization/89546
1161 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
1162 any propagation to its children took place.
1164 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
1167 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
1168 parameter, and make use of it.
1169 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
1171 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1173 * config/arc/arc.opt (mcode-density-frame): Get the inital value
1174 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
1175 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
1176 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
1177 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
1178 match what the ops is doing.
1179 (push_multi_fp_blink): Likewise.
1180 * config/arc/arc.c (arc_override_options): Enable enter/leave when
1181 compiling for size and elf target.
1182 (arc_save_callee_enter): Adjust note to match what enter/leave
1185 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1187 * config/arc/arc.md (tst_movb): Fix constraint.
1189 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1191 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
1193 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1195 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
1196 * config/arc/arc.c (arc_conditional_register_usage): Remove all
1197 reg_alloc_order references.
1198 (size_alloc_order): Define.
1199 (arc_adjust_reg_alloc_order): New function.
1200 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
1202 (ADJUST_REG_ALLOC_ORDER): Define.
1203 (HONOR_REG_ALLOC_ORDER): Likewise.
1205 2019-03-18 Richard Biener <rguenther@suse.de>
1208 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
1209 loads and stores a bit more.
1211 2019-03-18 Richard Biener <rguenther@suse.de>
1214 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
1215 load pessimization to stores as well.
1217 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
1220 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
1221 successor, use NULL as its av set.
1223 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
1225 PR rtl-optimization/89721
1226 * lra-constraints (invariant_p): Return false if side_effects_p holds.
1228 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
1231 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1232 When handling vec_extract, use modular arithmetic to allow
1233 constant selectors greater than vector length.
1234 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
1235 V1TImode vectors to have constant selector values greater than 0.
1236 Use modular arithmetic to compute vector index.
1237 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
1238 index for in-memory vectors. Correct code generation for
1239 in-register vectors.
1240 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
1243 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
1247 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
1250 2019-03-15 Jakub Jelinek <jakub@redhat.com>
1253 * tree.c (inchash::add_expr): Strip any location wrappers.
1254 * fold-const.c (operand_equal_p): Move stripping of location wrapper
1255 after hash verification.
1258 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
1259 SIGN_EXTEND and ZERO_EXTEND.
1261 2019-03-14 Jason Merrill <jason@redhat.com>
1262 Jakub Jelinek <jakub@redhat.com>
1264 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
1265 than if is_empty (*slot).
1266 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
1267 existing elt and for elt removal.
1268 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
1269 of already removed elt.
1271 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
1274 * config/i386/i386.c (remove_partial_avx_dependency): Handle
1277 2019-03-14 Martin Liska <mliska@suse.cz>
1280 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
1282 2019-03-14 Richard Biener <rguenther@suse.de>
1285 * config/i386/i386.c (make_resolver_func): Properly set
1286 DECL_CONTEXT on the RESULT_DECL.
1287 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
1289 2019-03-14 Richard Biener <rguenther@suse.de>
1291 * gimple-pretty-print.c: Include cfgloop.h.
1292 (dump_gimple_phi): Adjust.
1293 (dump_gimple_bb_header): Dump loop header for GIMPLE.
1294 (pp_cfg_jump): Adjust.
1295 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
1296 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
1297 (lower_phi_internal_fn): Remove.
1298 (verify_gimple_call): Remove IFN_PHI special-casing.
1299 (dump_function_to_file): Dump IL state.
1300 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
1301 done to deal with PHI nodes being present in non-SSA state.
1303 2019-03-14 Jakub Jelinek <jakub@redhat.com>
1306 * multiple_target.c (create_dispatcher_calls): Change
1307 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
1308 In the node->iterate_referring loop, push *ref rather than ref, call
1309 ref->remove_reference () and always pass 0 to iterate_referring.
1311 PR rtl-optimization/89679
1312 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
1313 would contain a paradoxical SUBREG.
1315 2019-03-14 Richard Biener <rguenther@suse.de>
1317 PR tree-optimization/89710
1318 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
1321 2019-03-14 Martin Liska <mliska@suse.cz>
1323 * coverage.c (coverage_begin_function): Stream also
1325 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
1326 documentation about function declaration location.
1327 * gcov-dump.c (tag_function): Print whole range
1328 of function declaration.
1329 * gcov.c (struct function_info): Add end_column field.
1330 (function_info::function_info): Initialize it.
1331 (output_json_intermediate_file): Output {start,end}_column
1333 (read_graph_file): Read end_column.
1335 2019-03-14 Richard Biener <rguenther@suse.de>
1338 * fold-const.c (operand_equal_p): For INDIRECT_REF check
1339 that the access types are similar.
1341 2019-03-14 Jakub Jelinek <jakub@redhat.com>
1343 PR tree-optimization/89703
1344 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
1345 aren't compatible also with builtin_decl_explicit. Check pure
1346 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
1347 and BUILT_IN_STPNCPY{,_CHK}.
1349 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
1352 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
1353 addr32 prefix to VSIB address for X32.
1354 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
1356 (*avx512pf_gatherpf<mode>df_mask): Likewise.
1357 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
1358 (*avx512pf_scatterpf<mode>df_mask): Likewise.
1359 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
1360 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
1361 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
1362 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
1363 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
1364 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
1365 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
1366 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
1367 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
1368 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
1369 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
1370 (*avx512f_scatterdi<mode>): Likewise.
1372 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
1375 * lra-constraints.c (inherit_in_ebb): Update
1376 potential_reload_hard_regs along with live_hard_regs.
1378 2019-03-13 Jakub Jelinek <jakub@redhat.com>
1381 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
1383 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
1385 2019-03-13 Martin Sebor <msebor@redhat.com>
1387 PR tree-optimization/89662
1388 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
1391 2019-03-13 Richard Biener <rguenther@suse.de>
1394 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
1395 throw FP expressions at tree-affine.
1397 2019-03-14 Richard Biener <rguenther@suse.de>
1399 * tree-pretty-print.c (dump_generic_node): For -gimple properly
1400 dump negative integer constants using _Literal (type) -num.
1402 2019-03-13 Jakub Jelinek <jakub@redhat.com>
1404 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
1405 nonlocal_value member.
1408 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
1409 (ipa_simd_modify_function_body): Handle PHIs.
1411 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
1413 * config/s390/s390.c (s390_option_override_internal): Use more
1414 aggressive inlining parameters.
1416 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
1418 * config/s390/3906.md: New file.
1419 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
1420 (LONGRUNNING_THRESHOLD): Remove.
1421 (MAX_SCHED_MIX_SCORE): Decrease.
1422 (MAX_SCHED_MIX_DISTANCE): Decrease.
1423 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
1424 (struct s390_sched_state): New struct to hold scheduling state.
1425 (S390_SCHED_STATE_NORMAL): Remove.
1426 (S390_SCHED_STATE_CRACKED): Remove.
1427 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
1428 (s390_get_sched_attrmask): Use new attribute.
1429 (s390_get_unit_mask): Use new units.
1430 (s390_is_fpd): New function.
1431 (s390_is_fxd): New function.
1432 (s390_is_longrunning): New function.
1433 (s390_sched_score): Use new functions.
1434 (s390_sched_reorder): Likewise.
1435 (s390_sched_variable_issue): Rework and use new functions.
1436 (s390_sched_init): Use new functions.
1437 * config/s390/s390.h (s390_tune_attr): Add z14.
1438 * config/s390/s390.md: Add z14.
1440 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
1442 * config/s390/2964.md: Update pipeline description.
1443 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
1444 (LONGRUNNING_THRESHOLD): Remove.
1445 (LATENCY_FACTOR): Remove.
1446 (s390_get_unit_mask): Add unit.
1447 (s390_sched_score): Use fxd/fpd.
1448 (s390_sched_variable_issue): Use fxd/fpd.
1450 2019-03-12 Martin Liska <mliska@suse.cz>
1452 * config/i386/i386.c: Reword an error message.
1454 2019-03-12 Martin Jambor <mjambor@suse.cz>
1456 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
1457 terminate with newline.
1459 2019-03-12 Jakub Jelinek <jakub@redhat.com>
1462 * config/s390/s390.md (tabort): Use %wd instead of
1463 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
1464 letters and periods.
1465 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
1466 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
1470 * builtins.c (expand_builtin_int_roundingfn,
1471 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
1472 gcc_unreachable if validate_arglist fails.
1474 2019-03-12 Richard Biener <rguenther@suse.de>
1476 PR tree-optimization/89664
1477 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
1478 free the occurance tree after the early out.
1480 2019-03-11 Jakub Jelinek <jakub@redhat.com>
1484 * vr-values.c (vr_values::update_value_range): If
1485 old_vr->varying_p (), don't update it, make new_vr also VARYING
1488 2019-03-11 Martin Liska <mliska@suse.cz>
1490 * config/aarch64/aarch64.c (aarch64_override_options_internal):
1491 Fix double string quoting.
1493 2019-03-11 Martin Liska <mliska@suse.cz>
1495 * collect-utils.c (collect_wait): Wrap apostrophes
1496 in gcc internal format with %'.
1497 * collect2.c (main): Likewise.
1498 (scan_prog_file): Likewise.
1499 (scan_libraries): Likewise.
1500 * config/i386/i386.c (ix86_expand_call): Likewise.
1501 (ix86_handle_interrupt_attribute): Likewise.
1502 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
1503 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
1504 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
1505 * lto-wrapper.c (find_crtoffloadtable): Likewise.
1506 * symtab.c (symtab_node::verify_base): Likewise.
1507 * tree-cfg.c (verify_gimple_label): Likewise.
1508 * tree.c (verify_type_variant): Likewise.
1510 2019-03-11 Martin Liska <mliska@suse.cz>
1512 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
1513 in a string format message and fix GNU coding style.
1514 (expand_builtin_set_thread_pointer): Likewise.
1515 * common/config/aarch64/aarch64-common.c
1516 (aarch64_rewrite_selected_cpu): Likewise.
1517 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
1518 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
1519 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
1520 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
1521 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
1522 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
1523 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
1524 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
1525 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
1526 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
1528 * common/config/riscv/riscv-common.c
1529 (riscv_subset_list::parsing_subset_version): Likewise.
1530 (riscv_subset_list::parse_std_ext): Likewise.
1531 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
1532 (riscv_subset_list::parse): Likewise.
1533 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
1534 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
1535 (aarch64_override_options_internal): Likewise.
1536 (aarch64_validate_mcpu): Likewise.
1537 (aarch64_validate_march): Likewise.
1538 (aarch64_validate_mtune): Likewise.
1539 (aarch64_override_options): Likewise.
1540 * config/alpha/alpha.c (alpha_option_override): Likewise.
1541 * config/arc/arc.c (arc_init): Likewise.
1542 (parse_mrgf_banked_regs_option): Likewise.
1543 (arc_override_options): Likewise.
1544 (arc_expand_builtin_aligned): Likewise.
1545 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
1546 (arm_expand_builtin): Likewise.
1547 * config/arm/arm.c (arm_option_check_internal): Likewise.
1548 (arm_configure_build_target): Likewise.
1549 (arm_option_override): Likewise.
1550 (arm_options_perform_arch_sanity_checks): Likewise.
1551 (arm_handle_cmse_nonsecure_entry): Likewise.
1552 (arm_handle_cmse_nonsecure_call): Likewise.
1553 (arm_tls_referenced_p): Likewise.
1554 (thumb1_expand_prologue): Likewise.
1555 * config/avr/avr.c (avr_option_override): Likewise.
1556 * config/bfin/bfin.c (bfin_option_override): Likewise.
1557 * config/c6x/c6x.c (c6x_option_override): Likewise.
1558 * config/cr16/cr16.c (cr16_override_options): Likewise.
1559 * config/cris/cris.c (cris_option_override): Likewise.
1560 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
1561 * config/darwin-c.c (macosx_version_as_macro): Likewise.
1562 * config/darwin.c (darwin_override_options): Likewise.
1563 * config/frv/frv.c (frv_expand_builtin): Likewise.
1564 * config/h8300/h8300.c (h8300_option_override): Likewise.
1565 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
1566 (ix86_option_override_internal): Likewise.
1567 (warn_once_call_ms2sysv_xlogues): Likewise.
1568 (ix86_expand_prologue): Likewise.
1569 (split_stack_prologue_scratch_regno): Likewise.
1570 (ix86_warn_parameter_passing_abi): Likewise.
1571 * config/ia64/ia64.c (fix_range): Likewise.
1572 * config/m68k/m68k.c (m68k_option_override): Likewise.
1573 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
1574 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
1575 (mips_set_compression_mode): Likewise.
1576 * config/mmix/mmix.c (mmix_option_override): Likewise.
1577 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
1578 * config/msp430/msp430.c (msp430_option_override): Likewise.
1579 * config/nds32/nds32.c (nds32_option_override): Likewise.
1580 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
1581 (nios2_option_override): Likewise.
1582 (nios2_expand_custom_builtin): Likewise.
1583 * config/nvptx/mkoffload.c (main): Likewise.
1584 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
1585 * config/pa/pa.c (fix_range): Likewise.
1586 (pa_option_override): Likewise.
1587 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
1588 (riscv_option_override): Likewise.
1589 * config/rl78/rl78.c (rl78_option_override): Likewise.
1590 * config/rs6000/aix61.h: Likewise.
1591 * config/rs6000/aix71.h: Likewise.
1592 * config/rs6000/aix72.h: Likewise.
1593 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
1594 * config/rs6000/freebsd64.h: Likewise.
1595 * config/rs6000/linux64.h: Likewise.
1596 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
1597 (rs6000_expand_zeroop_builtin): Likewise.
1598 (rs6000_expand_mtfsb_builtin): Likewise.
1599 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
1600 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
1601 (rs6000_invalid_builtin): Likewise.
1602 (rs6000_expand_split_stack_prologue): Likewise.
1603 * config/rs6000/rtems.h: Likewise.
1604 * config/rx/rx.c (valid_psw_flag): Likewise.
1605 (rx_expand_builtin): Likewise.
1606 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
1607 * config/s390/s390.c (s390_expand_builtin): Likewise.
1608 (s390_function_profiler): Likewise.
1609 (s390_option_override_internal): Likewise.
1610 (s390_option_override): Likewise.
1611 * config/sh/sh.c (sh_option_override): Likewise.
1612 (sh_builtin_saveregs): Likewise.
1613 (sh_fix_range): Likewise.
1614 * config/sh/vxworks.h: Likewise.
1615 * config/sparc/sparc.c (sparc_option_override): Likewise.
1616 * config/spu/spu.c (spu_option_override): Likewise.
1617 (fix_range): Likewise.
1618 * config/visium/visium.c (visium_option_override): Likewise.
1619 (visium_handle_interrupt_attr): Likewise.
1620 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
1621 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
1622 (dbg_cnt_process_opt): Likewise.
1623 * dwarf2out.c (output_dwarf_version): Likewise.
1624 * except.c (expand_eh_return): Likewise.
1625 * gcc.c (defined): Likewise.
1626 (driver_handle_option): Likewise.
1627 (process_command): Likewise.
1628 (compare_files): Likewise.
1629 (driver::prepare_infiles): Likewise.
1630 (driver::do_spec_on_infiles): Likewise.
1631 (driver::maybe_run_linker): Likewise.
1632 * omp-offload.c (oacc_parse_default_dims): Likewise.
1633 * opts-global.c (handle_common_deferred_options): Likewise.
1634 * opts.c (parse_sanitizer_options): Likewise.
1635 (common_handle_option): Likewise.
1636 (enable_warning_as_error): Likewise.
1637 * passes.c (enable_disable_pass): Likewise.
1638 * plugin.c (parse_plugin_arg_opt): Likewise.
1639 (default_plugin_dir_name): Likewise.
1640 * targhooks.c (default_expand_builtin_saveregs): Likewise.
1641 (default_pch_valid_p): Likewise.
1642 * toplev.c (init_asm_output): Likewise.
1643 (process_options): Likewise.
1644 (toplev::run_self_tests): Likewise.
1645 * tree-cfg.c (verify_gimple_call): Likewise.
1646 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
1647 (tree_inlinable_function_p): Likewise.
1648 * var-tracking.c (vt_find_locations): Likewise.
1650 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
1652 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
1653 only on the else branch.
1655 2019-03-11 Martin Liska <mliska@suse.cz>
1657 * gcov.c (output_intermediate_json_line): Print function
1659 (output_json_intermediate_file): Add new argument.
1660 * doc/gcov.texi: Document the change.
1662 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
1664 PR rtl-optimization/89588
1665 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
1666 explicit unrolling factor more robust.
1668 2019-03-11 Richard Biener <rguenther@suse.de>
1670 PR tree-optimization/89649
1671 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
1672 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
1673 on the prolog and epilog loops.
1674 (vect_loop_versioning): Return copy of loop.
1675 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
1676 on the non-vectorized version of the loop.
1678 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
1681 * config/i386/sse.md (*vec_extractv2di_0_sse):
1682 Add (=r,x) alternative and corresponding splitter.
1684 2019-03-10 Martin Jambor <mjambor@suse.cz>
1686 PR tree-optimization/85762
1687 PR tree-optimization/87008
1688 PR tree-optimization/85459
1689 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
1690 it points to if there is a type changing MEM_REF. Adjust all callers.
1691 (build_accesses_from_assign): Disable total scalarization if
1692 contains_vce_or_bfcref_p returns true through the new parameter, for
1695 2019-03-09 Jakub Jelinek <jakub@redhat.com>
1698 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
1699 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
1702 * common.opt (fdiagnostics-show-labels,
1703 fdiagnostics-show-line-numbers, fdiagnostics-format=,
1704 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
1705 gas-locview-support, ginline-points, ginternal-reset-location-views):
1706 Terminate description text with a dot.
1707 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
1708 * config/mcore/mcore.opt (m210, m340): Likewise.
1709 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
1710 mnops=): Start description text with a capital letter.
1711 * config/arc/arc.opt (msize-level=): Likewise.
1712 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
1713 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
1715 * config/ft32/ft32.opt (msim): Likewise.
1716 (mft32b, mcompress): Likewise. Terminate description text with a dot.
1717 (mnodiv, mnopm): Terminate description text with a dot.
1718 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
1720 * config/i386/i386.opt (prefer_vector_width, instrument_return):
1722 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
1725 PR rtl-optimization/89634
1726 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
1727 are modified in BB_END (e->src) instruction.
1729 2019-03-08 David Malcolm <dmalcolm@redhat.com>
1732 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
1733 messages more amenable to translation, and improve wording.
1735 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
1737 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
1738 ud- and du-chains between phases.
1740 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
1743 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
1744 instead of POLY_INT_CST.
1746 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
1748 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
1751 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
1756 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
1757 (_mm_storeu_si64): Ditto.
1759 2019-03-08 Martin Liska <mliska@suse.cz>
1762 * config/i386/i386.c (ix86_option_override_internal): Disable
1763 jump tables when retpolines are used.
1765 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
1768 * ipa-split.c (execute_split_functions): Do not split
1769 'noinline' or 'section' function.
1771 2019-03-08 Jakub Jelinek <jakub@redhat.com>
1774 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
1775 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
1776 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
1779 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
1780 from diagnostics. Formatting fixes.
1783 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
1784 warn_odr diagnostics.
1787 * lra-constraints.c (process_alt_operands): Avoid one space before
1788 " at the end of line and another after " on another line in a string
1790 * attribs.c (handle_dll_attribute): Likewise.
1791 * config/avr/avr-devices.c (avr_texinfo): Likewise.
1793 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
1794 warning_at or inform messages in G_() if there is no ?:.
1796 PR tree-optimization/89550
1797 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
1798 returned true. Formatting fixes.
1799 (expand_builtin_strnlen): Formatting fixes.
1800 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
1801 if warning_at returned true.
1802 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
1804 2019-03-08 Richard Biener <rguenther@suse.de>
1807 * cfgloop.h (struct loop): Add owned_clique field.
1808 * cfgloopmanip.c (copy_loop_info): Copy it.
1809 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
1811 * tree-inline.c (copy_loops): Remap owned_clique.
1812 * lto-streamer-in.c (input_cfg): Stream owned_clique.
1813 * lto-streamer-out.c (output_cfg): Likewise.
1815 2019-03-08 Jakub Jelinek <jakub@redhat.com>
1818 * config/darwin.c: Include intl.h.
1819 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
1820 composing the message out of two separate parts.
1822 2019-03-07 Jakub Jelinek <jakub@redhat.com>
1825 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
1826 doesn't start with a capital letter and doesn't end with a dot.
1827 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
1828 with a capital letter.
1829 (ix86_mangle_function_version_assembler_name): Likewise.
1830 (ix86_generate_version_dispatcher_body): Likewise.
1831 (fold_builtin_cpu): Likewise.
1832 (get_builtin_code_for_version): Likewise. Remove extraneous space.
1833 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
1834 translators, wrap full type name in %qs.
1836 PR translation/79999
1837 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
1838 depend clause with source (or sink) modifier.
1839 * omp-expand.c (expand_omp_ordered_sink): Likewise.
1842 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
1843 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
1844 (avx512f_load<mode>_mask): New define_expand.
1845 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
1846 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
1847 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
1848 __builtin_ia32_movess_mask): New builtins.
1849 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
1850 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
1851 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
1852 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
1854 2019-03-07 Martin Jambor <mjambor@suse.cz>
1857 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
1858 for extern inline functions.
1860 2019-03-07 Martin Jambor <mjambor@suse.cz>
1863 * cgraph.h (cgraph_node): New inline method former_thunk_p.
1864 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
1865 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
1866 have multiple callees. At the end check if declarations match as
1867 opposed to cgraph_nodes.
1869 2019-03-07 Martin Liska <mliska@suse.cz>
1871 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
1872 which is equivalent to searching for this in clones chain.
1873 * symtab.c (symtab_node::verify_base): Similarly compare ASM
1874 names with a neighbour and special case first node in a chain.
1876 2019-01-25 Jason Merrill <jason@redhat.com>
1878 PR c++/80916 - spurious "static but not defined" warning.
1879 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
1880 for an internal symbol with DECL_EXTERNAL.
1882 2019-04-07 Richard Biener <rguenther@suse.de>
1885 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
1886 * tree-inline.c (copy_loops): Simplify.
1888 2019-03-07 Martin Liska <mliska@suse.cz>
1890 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
1892 2019-03-07 Richard Biener <rguenther@suse.de>
1894 PR tree-optimization/89595
1895 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
1896 stmt iterator as reference, take boolean output parameter to
1897 indicate whether the stmt was removed and thus the iterator
1899 (dom_opt_dom_walker::before_dom_children): Re-iterate over
1900 stmts created by folding.
1902 2019-03-07 Jakub Jelinek <jakub@redhat.com>
1905 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
1908 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
1910 PR rtl-optimization/88845
1911 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
1913 * lra.c (remove_scratches_1): New function.
1914 (remove_scratches): Use it.
1915 (lra_emit_move): Likewise.
1917 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
1919 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
1920 unaligned_access variable.
1921 * config/arc/arc.c (arc_override_options): Set unaligned access
1922 default on for HS CPUs.
1923 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
1925 2019-03-06 Martin Liska <mliska@suse.cz>
1927 PR gcov-profile/89577
1928 * doc/gcov.texi: Prefer to use --coverage.
1929 * doc/sourcebuild.texi: Likewise.
1931 2019-03-02 Jason Merrill <jason@redhat.com>
1933 PR c++/86485 - -Wmaybe-unused with empty class ?:
1934 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
1936 2019-03-05 Jakub Jelinek <jakub@redhat.com>
1939 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
1943 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
1944 exactly one argument.
1946 2019-03-05 Jakub Jelinek <jakub@redhat.com>
1947 Richard Sandiford <richard.sandiford@arm.com>
1949 PR tree-optimization/89570
1950 * match.pd (vec_cond into cond_op simplification): Don't use
1951 get_conditional_internal_fn, use as_internal_fn (cond_op).
1953 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
1956 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
1957 to decide when to split off a non-zero offset from a symbol.
1958 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
1959 in function symbols.
1961 2019-03-05 Richard Biener <rguenther@suse.de>
1963 PR tree-optimization/89594
1964 * tree-if-conv.c (pass_if_conversion::execute): Handle
1965 case where .LOOP_VECTORIZED_FUNCTION was removed.
1967 2019-03-05 Jakub Jelinek <jakub@redhat.com>
1970 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
1971 instead alloca it only when needed with the needed size.
1973 PR tree-optimization/89570
1974 * match.pd (vec_cond into cond_op simplification): Guard with
1975 vectorized_internal_fn_supported_p test and #if GIMPLE.
1977 PR tree-optimization/89566
1978 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
1979 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
1980 Punt if get_user_idx_format succeeds, but idx_format argument is
1981 not provided or doesn't have pointer type, or if idx_args is above
1982 number of provided arguments.
1984 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
1986 PR tree-optimization/89437
1987 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
1989 2019-03-04 Richard Biener <rguenther@suse.de>
1992 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
1995 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
1997 PR tree-optimization/89487
1998 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
1999 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
2000 (distribute_loop): Don't do runtime alias check if there is non-
2001 addressable data reference.
2002 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
2003 is a register variable.
2005 2019-03-02 Jakub Jelinek <jakub@redhat.com>
2008 * config/arm/arm.md (cmpsi2_addneg): Use
2009 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
2010 If operands[2] is 0 or INT_MIN, force use of subs.
2011 (*compare_scc splitter): Use gen_int_mode.
2012 (*negscc): Likewise.
2013 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
2015 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
2016 Monk Chiang <sh.chiang04@gmail.com>
2018 * common/config/riscv/riscv-common.c: Include sstream.
2019 (riscv_subset_list::to_string): New.
2020 (riscv_arch_str): Likewise.
2021 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
2023 * config/riscv/riscv-protos.h (riscv_arch_str): New.
2024 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
2025 (riscv_emit_attribute): New.
2026 (riscv_file_start): Emit attribute if needed.
2027 (riscv_option_override): Init riscv_emit_attribute_p.
2028 * config/riscv/riscv.opt (mriscv-attribute): New option.
2029 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
2031 * doc/install.texi: Document --with-riscv-attribute.
2032 * doc/invoke.texi: Document -mriscv-attribute.
2034 * common/config/riscv/riscv-common.c:
2035 Include config/riscv/riscv-protos.h.
2036 (INCLUDE_STRING): Defined.
2037 (RISCV_DONT_CARE_VERSION): Defined.
2038 (riscv_subset_t): Declare.
2039 (riscv_subset_t::riscv_subset_t): New.
2040 (riscv_subset_list): Declare.
2041 (riscv_subset_list::riscv_subset_list): New.
2042 (riscv_subset_list::~riscv_subset_list): Likewise.
2043 (riscv_subset_list::parsing_subset_version): Likewise.
2044 (riscv_subset_list::parse_std_ext): Likewise.
2045 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
2046 (riscv_subset_list::add): Likewise.
2047 (riscv_subset_list::lookup): Likewise.
2048 (riscv_subset_list::xlen): Likewise.
2049 (riscv_subset_list::parse): Likewise.
2050 (riscv_supported_std_ext): Likewise.
2051 (current_subset_list): Likewise.
2052 (riscv_parse_arch_string): Using riscv_subset_list::parse to
2055 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
2057 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
2058 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
2059 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
2061 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
2063 PR rtl-optimization/85899
2064 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
2065 fallthru edges leading to the exit block.
2067 2019-03-01 Tamar Christina <tamar.christina@arm.com>
2070 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
2071 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
2073 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
2075 PR tree-optimization/89535
2076 * tree-vect-stmts.c (vectorizable_call): Record the vector types
2077 for each operand. Calculate the fallback choice for mask operands
2078 and pass it to vect_get_vec_def_for_operand.
2080 2019-03-01 Richard Biener <rguenther@suse.de>
2083 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
2084 get virtual operands.
2085 (get_expr_operands): Handle CONST_DECL like other decls.
2087 2019-03-01 Jakub Jelinek <jakub@redhat.com>
2090 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
2091 on DECL_P and EXPR_P.
2093 2019-03-01 Richard Biener <rguenther@suse.de>
2096 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
2097 argument, defaulted to zero.
2098 * passes.c (execute_function_todo): Pass down SSA update flags
2099 to cleanup_tree_cfg.
2100 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
2101 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
2103 (cleanup_tree_cfg): Get and pass down SSA update flags.
2105 2019-03-01 Jakub Jelinek <jakub@redhat.com>
2108 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
2109 early_lto_debug argument.
2111 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
2113 PR tree-optimization/89536
2114 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
2115 only whether bit #0 of the value is 0 instead of the entire value.
2117 2019-02-28 Marek Polacek <polacek@redhat.com>
2119 PR c++/87068 - missing diagnostic with fallthrough statement.
2120 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
2121 at the end of a seq, save its location to walk_stmt_info.
2122 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
2125 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
2128 * tree.c (find_atomic_core_type): Move ahead in file.
2129 (check_base_type): Correctly compare alignments of atomic types.
2131 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
2134 * config/i386/i386.c (get_builtin_code_for_version): Identify
2135 Westmere from PCLMUL, instead of AES.
2137 2019-02-28 Jakub Jelinek <jakub@redhat.com>
2140 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
2141 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
2144 2019-02-28 Tamar Christina <tamar.christina@arm.com>
2147 * config/aarch64/aarch64-option-extensions.def: Document it.
2148 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
2151 2019-02-28 Jakub Jelinek <jakub@redhat.com>
2154 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
2155 builtins if they don't have a single scalar floating point argument.
2158 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
2160 PR rtl-optimization/89490
2161 * varasm.c (get_block_for_section): Bail out for mergeable sections.
2162 (default_use_anchors_for_symbol_p, output_object_block): Assert the
2163 block section is not mergeable.
2165 2019-02-27 Jakub Jelinek <jakub@redhat.com>
2168 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
2169 old define_insn to ...
2170 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
2171 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
2172 Rename old define_insn to ...
2173 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
2174 (thumb2_casesi_internal_pic): New define_expand. Rename old
2176 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
2177 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
2178 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
2180 2019-02-27 Richard Biener <rguenther@suse.de>
2183 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
2185 2019-02-27 Richard Biener <rguenther@suse.de>
2187 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
2190 2019-02-27 Richard Biener <rguenther@suse.de>
2193 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
2194 parameter, prefix section name with .gnu.debuglto_ if true.
2195 (dwarf2out_finish): Pass false to output_comdat_type_unit.
2196 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
2198 2019-02-27 Richard Biener <rguenther@suse.de>
2201 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
2202 rather than on use_debug_types, doing what output_die does.
2203 (value_format): Likewise.
2205 2019-02-27 Martin Jambor <mjambor@suse.cz>
2206 Martin Sebor <msebor@redhat.com>
2208 * doc/invoke.texi (Warning Options): Reword description of
2209 -Wno-absolute-value.
2211 2019-02-27 Jakub Jelinek <jakub@redhat.com>
2213 PR tree-optimization/89280
2214 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
2215 builtin_setjmp_setup_bb): New functions.
2216 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
2217 When visiting __builtin_setjmp_setup block, queue in special
2218 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
2219 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
2220 from visited after the loop if they don't have any visited successor
2223 2018-02-26 Steve Ellcey <sellcey@marvell.com>
2225 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
2227 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
2229 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2232 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
2233 with types other than sizetype/ssizetype.
2235 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
2237 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
2238 (enum sparc_processor_type): ...this.
2239 (enum sparc_code_model_type): New enumeration type.
2240 (enum sparc_memory_model_type): Tweak comments.
2241 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
2243 (mcmodel): Use sparc_code_model enumeration and variable.
2244 (sparc_code_model): New enumeration.
2245 (mdebug): Add Undocumented marker.
2246 * config/sparc/sparc.h (enum cmodel): Delete.
2247 (sparc_cmodel): Likewise.
2248 (TARGET_CM_MEDLOW): Adjust to above renaming.
2249 (TARGET_CM_MEDMID): Likewise.
2250 (TARGET_CM_MEDANY): Likewise.
2251 (TARGET_CM_EMBMEDANY): Likewise.
2252 * config/sparc/sparc.c (sparc_cmodel): Delete.
2253 (sparc_option_override): Remove string/value mapping support for the
2254 code model. Move code and memory model support to after the handling
2255 of target flags. Do private machine setup last.
2256 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
2257 (sparc_legitimize_reload_address): Likewise.
2258 (sparc_output_mi_thunk): Likewise.
2259 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
2261 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2263 PR tree-optimization/89500
2264 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
2265 (handle_builtin_strlen): Remove noncst_bound variable. Always
2266 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
2267 cst if the first cst bytes starting at x are known to be non-zero,
2268 even if the string is not zero terminated. Don't try to modify
2269 *si for strnlen. Update strlen_to_stridx only for strlen or if
2270 we can prove strnlen returns the same value as strlen would.
2272 2019-02-26 Martin Liska <mliska@suse.cz>
2274 * alloc-pool.h (struct pool_usage): Remove extra
2276 * bitmap.h (struct bitmap_usage): Likewise.
2277 * ggc-common.c (struct ggc_usage): Likewise.
2278 * mem-stats.h (struct mem_usage): Likewise.
2279 (mem_alloc_description::dump): Print dash lines
2280 here and repeat header at the end of a table report.
2281 It's then more readable.
2282 * tree-phinodes.c (phinodes_print_statistics): Make
2283 horizontal alignment.
2284 * tree-ssanames.c (ssanames_print_statistics): Likewise.
2285 * vec.c (struct vec_usage): Remove extra print_dash_line.
2286 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
2288 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
2290 * doc/extend.texi (__builtin_object_size):
2291 Use @pxref instead of @xref inside parenthesis.
2292 (__builtin_has_attribute): Add missing comma after @xref.
2293 (__builtin_object_size): Ditto.
2294 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
2295 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
2298 2019-02-26 Jeff Law <law@redhat.com>
2300 PR rtl-optimization/87761
2301 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
2302 detect obviously dead insns and delete them.
2304 2019-02-26 Richard Biener <rguenther@suse.de>
2306 PR tree-optimization/89505
2307 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
2308 to handle restrict pointed-to vars with multiple subvars
2311 2019-02-26 Richard Biener <rguenther@suse.de>
2313 PR tree-optimization/89489
2314 * tree-parloops.c (create_loop_fn): Copy over last_clique.
2316 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
2318 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
2319 and move around comment.
2320 <BIT_AND_EXPR>: Likewise.
2321 <BIT_NOT_EXPR>: Add specific handling for boolean types.
2323 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2326 * config/i386/i386.c (remove_partial_avx_dependency): Call
2327 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
2328 after changing possibly many instructions to use that pseudo. Fix up
2329 insertion of v4sf_const0 setter at the start of bb.
2331 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
2334 * doc/extend.texi (Variadic Pointer Args): New section.
2336 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
2337 Martin Sebor <msebor@gmail.com>
2339 * common.opt (Wattribute-alias): Likewise.
2340 * doc/invoke.texi (Option Summary): List general form of
2341 -Wattribute-alias=. List positive form of -Wmissing-attributes.
2342 (-Wmissing-attributes): Invert entry, rewrite and correct default.
2343 Add cross-references.
2344 (-Wattribute-alias): Rewrite and correct default. Mention
2345 considered attributes (same as for -Wmissing-attributes).
2347 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
2349 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
2350 (_mm_cvtpd_ps): Likewise.
2351 (_mm_cvttpd_epi32): Likewise.
2354 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
2355 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
2358 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
2360 2019-02-25 Tamar Christina <tamar.christina@arm.com>
2363 * common/config/aarch64/aarch64-common.c
2364 (struct aarch64_option_extension): Add is_synthetic.
2365 (all_extensions): Use it.
2366 (TARGET_OPTION_INIT_STRUCT): Define hook.
2367 (struct gcc_targetm_common): Moved to end.
2368 (all_extensions_by_on): New.
2369 (opt_ext_cmp, typedef opt_ext): New.
2370 (aarch64_option_init_struct): New.
2371 (aarch64_contains_opt): New.
2372 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
2373 * config/aarch64/aarch64-option-extensions.def
2374 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
2375 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
2376 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
2377 Set is_synthetic to false.
2378 (crypto): Set is_synthetic to true.
2379 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
2382 2019-02-25 Tamar Christina <tamar.christina@arm.com>
2384 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
2385 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
2386 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
2387 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
2388 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
2389 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
2390 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
2391 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
2393 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
2394 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
2395 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
2396 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
2397 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
2398 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
2399 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
2400 vfmlsl_laneq_high_f16): ... To this.
2401 * config/arm/neon.md: Update comments.
2403 2019-02-25 Tamar Christina <tamar.christina@arm.com>
2405 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
2406 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
2407 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
2408 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
2409 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
2410 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
2411 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
2412 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
2414 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
2415 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
2416 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
2417 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
2418 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
2419 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
2420 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
2421 vfmlslq_laneq_high_f16): ... To this.
2423 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
2425 PR rtl-optimization/86096
2426 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
2427 comparing mw_order values.
2429 2019-02-25 Jakub Jelinek <jakub@redhat.com>
2432 * config/arm/arm.md (*subsi3_carryin_const): Use
2433 arm_neg_immediate_operand predicate instead of
2434 arm_not_immediate_operand, "L" constraint instead of "K" and
2435 print it using %n2 instead of %B2.
2436 (*subsi3_carryin_const0): New define_insn.
2437 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
2438 instead of arm_not_operand and "I" constraint instead of "K" and
2439 print it using %n3 instead of %B2. Instead of using match_dup 2 add
2440 another match_operand and in the condition check that it is negation
2442 (*subsi3_carryin_compare_const0): New define_ins.
2443 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
2444 *subsi3_carryin_const.
2445 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
2446 split into *subsi3_carryin_compare_const0 if the highpart is zero.
2449 * config/arm.vfp.md (*negdf2_vfp): Use
2450 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
2451 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
2453 2019-02-24 Jakub Jelinek <jakub@redhat.com>
2455 PR rtl-optimization/89445
2456 * simplify-rtx.c (simplify_ternary_operation): Don't use
2457 simplify_merge_mask on operands that may trap.
2458 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
2459 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
2460 second operand is CONST_VECTOR, check if any element could be zero.
2461 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
2462 their operands can trap.
2464 2019-02-23 Martin Sebor <msebor@redhat.com>
2466 * gimple-ssa-sprintf.c (target_strtol): Rename...
2467 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
2468 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
2469 check for range error.
2471 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
2474 * opts-common.c (prune_options): Also prune joined switches
2475 with Negative and RejectNegative.
2476 * config/i386/i386.opt (march=): Add Negative(march=).
2477 (mtune=): Add Negative(mtune=).
2478 * doc/options.texi: Document Negative used together with Joined
2481 2019-02-22 Martin Sebor <msebor@redhat.com>
2483 * doc/extend.texi (Other Builtins): Add
2484 __builtin_is_constant_evaluated.
2486 2019-02-22 Richard Biener <rguenther@suse.de>
2488 PR tree-optimization/87609
2489 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
2491 2019-02-22 Jeff Law <law@redhat.com>
2493 PR rtl-optimization/87761
2494 * config/mips/mips.md: Add new combiner pattern to recognize
2495 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
2497 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
2500 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
2501 destination register in peepholes generating patterns for ADDS/SUBS.
2502 (add<mode>3_compare0,
2503 *addsi3_compare0_uxtw, add<mode>3_compareC,
2504 add<mode>3_compareV_imm, add<mode>3_compareV,
2505 *adds_<optab><ALLX:mode>_<GPI:mode>,
2506 *subs_<optab><ALLX:mode>_<GPI:mode>,
2507 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
2508 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
2509 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
2510 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
2511 sub<mode>3_compare1): Allow stack pointer for source register.
2512 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
2514 2019-02-22 Martin Sebor <msebor@redhat.com>
2516 PR tree-optimization/88993
2517 PR tree-optimization/88853
2518 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
2520 (sprintf_dom_walker::call_info::is_string_func): New helper.
2521 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
2522 for formatted string functions.
2523 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
2525 2019-02-22 Martin Sebor <msebor@redhat.com>
2528 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
2529 unreachable subexpressions.
2531 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
2532 Hongtao Liu <hongtao.liu@intel.com>
2533 Sunil K Pandey <sunil.k.pandey@intel.com>
2536 * config/i386/i386-passes.def: Add
2537 pass_remove_partial_avx_dependency.
2538 * config/i386/i386-protos.h
2539 (make_pass_remove_partial_avx_dependency): New.
2540 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
2542 (pass_data_remove_partial_avx_dependency): New.
2543 (pass_remove_partial_avx_dependency): Likewise.
2544 (make_pass_remove_partial_avx_dependency): Likewise.
2545 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
2546 (*extendsfdf2): Add avx_partial_xmm_update.
2547 (truncdfsf2): Likewise.
2548 (*float<SWI48:mode><MODEF:mode>2): Likewise.
2549 (SF/DF conversion splitters): Disabled for TARGET_AVX.
2551 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
2554 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
2557 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
2560 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
2561 (PTA_SKYLAKE): Add PTA_AES.
2562 (PTA_GOLDMONT): Likewise.
2564 2019-02-22 Sudakshina Das <sudi.das@arm.com>
2566 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
2567 instruction if enabled.
2568 (aarch64_override_options): Remove reference to return address key.
2570 2019-02-22 Richard Biener <rguenther@suse.de>
2572 PR tree-optimization/89440
2573 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
2574 not necessary assert.
2576 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
2579 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
2580 (oacc_replace_fn_attrib_attr): ... this new function.
2581 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
2582 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
2584 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2586 * config/arm/arm-cpus.in (ares): Rename to...
2587 (neoverse-n1): ... This. Add ares as alias.
2588 * config/arm/arm-tables.opt: Regenerate.
2589 * config/arm/arm-tune.md: Likewise.
2590 * doc/invoke.txt (ARM Options): Document neoverse-n1.
2592 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2594 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
2595 * config/aarch64/aarch64-tune.md: Regenerate.
2596 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
2598 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2600 * config/aarch64/aarch64.c (ares_tunings): Rename to...
2601 (neoversen1_tunings): ... This.
2602 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
2603 (neoverse-n1): New CPU.
2604 * config/aarch64/aarch64-tune.md: Regenerate.
2605 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
2607 2019-02-22 Richard Biener <rguenther@suse.de>
2610 * cfghooks.h (dependence_hash): New typedef.
2611 (struct copy_bb_data): New type.
2612 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
2613 (duplicate_block): Likewise.
2614 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
2615 (copy_bbs): Create and pass down copy_bb_data.
2616 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
2617 (rtl_duplicate_bb): Likewise.
2618 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
2619 remap dependence info.
2621 2019-02-22 Richard Biener <rguenther@suse.de>
2623 PR tree-optimization/87609
2624 * tree-core.h (tree_base): Document special clique values.
2625 * tree-inline.c (remap_dependence_clique): Do not use the
2626 special clique value of one.
2627 (maybe_set_dependence_info): Use clique one.
2628 (clear_dependence_clique): New callback.
2629 (compute_dependence_clique): Clear clique one from all refs
2630 before assigning it (again).
2632 2019-02-21 Martin Sebor <msebor@redhat.com>
2634 * doc/extend.texi (__clear_cache): Correct signature.
2636 2019-02-21 Ian Lance Taylor <iant@golang.org>
2639 * varasm.c (decode_addr_const): Call lookup_constant_def rather
2640 than output_constant_def.
2641 (add_constant_to_table): New static function.
2642 (output_constant_def): Call add_constant_to_table.
2643 (tree_output_constant_def): Likewise.
2645 2019-02-21 Jakub Jelinek <jakub@redhat.com>
2648 * builtins.c (fold_builtin_arith_overflow): If first two args are
2649 INTEGER_CSTs, set intres and ovfres to constants rather than calls
2652 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
2655 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
2656 error for -mindirect-branch/-mfunction-return with incompatible
2659 2019-02-21 Jakub Jelinek <jakub@redhat.com>
2662 * constraints.md (q): Remove.
2663 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
2666 2019-02-21 Martin Jambor <mjambor@suse.cz>
2669 * omp-general.c (omp_extract_for_data): Removed a duplicate call
2670 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
2671 (omp_adjust_for_condition): ...here. Added necessary parameters.
2672 * omp-general.h (omp_adjust_for_condition): Updated declaration.
2673 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
2674 proper values to new parameters of omp_adjust_for_condition.
2676 2019-02-20 Jakub Jelinek <jakub@redhat.com>
2679 * expr.c (expand_assignment): If result is a MEM, use change_address
2680 instead of simplify_gen_subreg.
2682 2019-02-20 Jakub Jelinek <jakub@redhat.com>
2683 David Malcolm <dmalcolm@redhat.com>
2686 * fold-const.c (decode_field_reference): Return NULL_TREE if
2687 lang_hooks.types.type_for_size returns NULL. Check it before
2688 overwriting *exp_. Use return NULL_TREE instead of return 0.
2690 2019-02-20 Jakub Jelinek <jakub@redhat.com>
2694 * toplev.c (do_compile): Double the emin/emax exponents to workaround
2697 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
2700 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
2701 TARGET_SSE in addition to TARGET_SSE_MATH.
2703 (ix86_excess_precision): Ditto.
2704 (ix86_float_exceptions_rounding_supported_p): Ditto.
2705 (use_rsqrt_p): Ditto.
2706 * config/i386/sse.md (rsqrt<mode>2): Ditto.
2708 2019-02-20 David Malcolm <dmalcolm@redhat.com>
2711 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
2712 linenum_arith_t when determining if two adjacent line spans are
2713 close enough to merge.
2714 (diagnostic_show_locus): Use linenum_arith_t when iterating over
2715 lines within each line_span.
2717 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
2720 * lra-constraints.c(uses_hard_regs_p): Fix handling of
2721 paradoxical SUBREGS.
2723 2019-02-20 Li Jia He <helijia@linux.ibm.com>
2726 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
2727 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
2728 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
2731 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
2733 * config/gcn/gcn.c (print_operand): Fix typo.
2735 2019-02-19 Richard Biener <rguenther@suse.de>
2738 * toplev.c (do_compile): Initialize mpfr's exponent range
2739 based on available float modes.
2741 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
2743 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
2744 as long as the epilogue isn't completed.
2746 2019-02-18 Martin Sebor <msebor@redhat.com>
2748 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
2749 __has_cpp_attribute, and __has_include.
2751 2019-02-18 Martin Sebor <msebor@redhat.com>
2753 * doc/invoke.texi (-Wreturn-type): Correct and expand.
2755 2019-02-18 Martin Sebor <msebor@redhat.com>
2758 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
2760 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
2762 2019-02-18 Richard Biener <rguenther@suse.de>
2764 PR tree-optimization/89296
2765 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
2766 of no-warning flag to cases that might emit the bogus warning.
2768 2019-02-18 Jakub Jelinek <jakub@redhat.com>
2771 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
2773 * config/arm/vfp.md (*movdi_vfp): Likewise.
2774 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
2775 "q" constraint for operands[0].
2778 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
2779 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
2780 pattern in a temporary buffer.
2781 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
2782 than 64-operands[2].
2785 * config/s390/s390.c (s390_indirect_branch_attrvalue,
2786 s390_indirect_branch_settings): Define unconditionally.
2787 (s390_set_current_function): Likewise, but guard the whole body except
2788 the s390_indirect_branch_settings call with
2789 #if S390_USE_TARGET_ATTRIBUTE.
2790 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
2792 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
2793 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
2794 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
2795 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
2796 HOST_WIDE_INT_1U instead of 1ULL.
2797 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
2798 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
2799 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
2800 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
2802 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
2805 2019-02-18 Martin Jambor <mjambor@suse.cz>
2807 PR tree-optimization/89209
2808 * tree-sra.c (create_access_replacement): New optional parameter
2809 reg_tree. Use it as a type if non-NULL and access type is not of
2811 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
2812 to create_access_replacement.
2813 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
2814 Check lacc is non-NULL before attempting to re-create it on the RHS.
2816 2019-02-18 Martin Liska <mliska@suse.cz>
2819 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
2821 (symbol_table::free_edge): Recycle m_summary_id.
2822 * cgraph.h (get_summary_id): New.
2823 (symbol_table::release_symbol): Set m_summary_id to -1
2825 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
2826 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
2827 function_summary to fast_function_summary.
2828 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
2829 * ipa-pure-const.c (class funct_state_summary_t):
2830 Switch from function_summary to fast_function_summary.
2831 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
2832 (class ipa_ref_opt_summary_t): Switch from function_summary
2833 to fast_function_summary.
2834 * symbol-summary.h (class function_summary_base): New class
2835 that is created from base of former function_summary.
2836 (function_summary_base::unregister_hooks): New.
2837 (class function_summary): Inherit from function_summary_base.
2838 (class call_summary_base): New class
2839 that is created from base of former call_summary.
2840 (class call_summary): Inherit from call_summary_base.
2841 (struct is_same): New.
2842 (class fast_function_summary): New summary class.
2843 (class fast_call_summary): New summary class.
2844 * vec.h (vec_safe_grow_cleared): New function.
2846 2019-02-18 Martin Liska <mliska@suse.cz>
2848 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
2849 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
2850 * doc/tm.texi: Document new target hook.
2851 * doc/tm.texi.in: Likewise.
2852 * target.def: Add new target macro.
2853 * gcc.c (find_fortran_preinclude_file): Do not search multilib
2856 2019-02-17 Alan Modra <amodra@gmail.com>
2859 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
2860 output reg on add insn.
2861 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
2863 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
2866 * config/i386/sse.md (ssedoublemode): Remove V4HI.
2867 (PMULHRSW): Likewise.
2868 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
2870 (ssse3_pmulhrswv4hi3): New expander.
2872 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
2874 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
2875 MMX. Add isa attribute.
2877 2019-02-16 Jakub Jelinek <jakub@redhat.com>
2879 PR rtl-optimization/66152
2880 * builtins.h (c_readstr): Declare.
2881 * builtins.c (c_readstr): Remove forward declaration. Add
2882 null_terminated_p argument, if false, read all bytes from the
2883 string instead of stopping after '\0'.
2884 * expr.c (string_cst_read_str): New function.
2885 (store_expr): Use string_cst_read_str instead of
2886 builtin_strncpy_read_str. Try to store by pieces the whole
2887 exp_len first, and only if that fails, split it up into
2888 store by pieces followed by clear_storage. Formatting fix.
2890 * config/i386/i386.md (*movqi_internal): Remove static from
2891 buf variable. Use output_asm_insn (buf, operands); return "";
2892 instead of return buf;.
2893 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
2894 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
2895 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
2897 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
2899 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
2900 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
2901 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
2902 (CC1_SPEC): Likewise.
2903 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
2905 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
2907 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
2908 the base address on 64-bit strict-alignment platforms.
2910 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
2912 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
2914 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
2916 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
2918 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
2920 PR rtl-optimization/88308
2921 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
2922 on copied instruction.
2924 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
2926 * final.c (insn_current_reference_address): Replace test on JUMP_P
2927 with test on jump_to_label_p.
2928 * config/visium/visium-passes.def: New file.
2929 * config/visium/t-visium (PASSES_EXTRA): Define.
2930 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
2931 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
2932 (TRAMPOLINE_ALIGNMENT): Define.
2933 * config/visium/visium.c (visium_option_override): Do not register
2934 the machine-specific reorg pass here.
2935 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
2937 (output_branch): Adjust threshold for long branch instruction.
2938 * config/visium/visium.md (cpu): Move around.
2939 (length): Adjust for the GR6.
2941 2019-02-15 Richard Biener <rguenther@suse.de>
2942 Jakub Jelinek <jakub@redhat.com>
2944 PR tree-optimization/89278
2945 * tree-loop-distribution.c: Include tree-eh.h.
2946 (generate_memset_builtin, generate_memcpy_builtin): Call
2947 rewrite_to_non_trapping_overflow on builtin->size before passing it
2948 to force_gimple_operand_gsi.
2950 2019-02-15 Jakub Jelinek <jakub@redhat.com>
2953 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
2955 * opth-gen.awk: Likewise.
2957 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
2959 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
2960 Enable MMX, SSE and SSE2 by default.
2961 * config/i386/i386.c (ix86_option_override_internal): Do not
2962 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
2964 2019-02-14 Jakub Jelinek <jakub@redhat.com>
2966 PR rtl-optimization/89354
2967 * combine.c (make_extraction): Punt if extraction_mode is narrower
2970 2019-02-14 Maya Rashish <coypu@sdf.org>
2972 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
2973 * config/netbsd-d.c: New file.
2974 * config/t-netbsd: Add netbsd-d.o
2976 2018-02-14 Steve Ellcey <sellcey@marvell.com>
2978 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
2979 affects_type_identity to true for aarch64_vector_pcs.
2980 (aarch64_comp_type_attributes): New function.
2981 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
2983 2019-02-14 Tamar Christina <tamar.christina@arm.com>
2986 * config/arm/iterators.md (ANY64): Add V4HF.
2988 2019-02-14 Martin Liska <mliska@suse.cz>
2990 PR rtl-optimization/89242
2991 * dce.c (delete_unmarked_insns): Call free_dominance_info we
2992 process a transformation.
2994 2019-02-14 Jakub Jelinek <jakub@redhat.com>
2996 PR tree-optimization/89314
2997 * fold-const.c (fold_binary_loc): Cast strlen argument to
2998 const char * before dereferencing it. Formatting fixes.
3001 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
3003 2019-02-13 Ian Lance Taylor <iant@golang.org>
3005 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
3006 and set current index for other optimizations.
3008 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
3010 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
3011 nonimmediate_operand as operand 2 predicate.
3012 (vec_set<VF2_512_256:mode>_0): Ditto.
3013 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
3014 (*vec_concatv2si): Remove alternative 2.
3015 (*vec_concatv4si_0): Use vm constraint for alternative 0.
3016 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
3017 (vec_concatv2di): Split alternatives 4,5,6 to ...
3018 (*vec_concatv2di_0) ... new pattern.
3020 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
3023 * config/arm/arm.c (ldm_stm_operation_p) Set
3024 addr_reg_in_reglist correctly for first register.
3025 (load_multiple_sequence): Remove dead base check.
3026 (gen_ldm_seq): Correctly set write_back for Thumb-1.
3028 2019-02-13 Tamar Christina <tamar.christina@arm.com>
3031 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
3032 Expose as @aarch64_pred_mov.
3033 * config/aarch64/aarch64.c (aarch64_classify_address):
3034 Use expand_insn which legitimizes operands.
3036 2019-02-13 Martin Liska <mliska@suse.cz>
3038 * builtins.h (expand_builtin_with_bounds): Remove declaration.
3039 * calls.c (struct arg_data): Remove special_slot, pointer_arg
3040 and pointer_offset fields.
3041 (initialize_argument_information): Remove usage of dead
3043 * cgraph.h (struct cgraph_thunk_info): Remove
3044 add_pointer_bounds_args.
3045 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
3047 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
3049 * config/i386/i386.c (ix86_function_arg_advance): Remove
3051 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
3052 (def_builtin): Remove usage of dead
3054 (ix86_add_new_builtins): Likewise.
3055 * ipa-fnsummary.c (compute_fn_summary): Likewise.
3056 * ipa-icf.c (sem_function::equals_wpa): Likewise.
3057 (sem_function::init): Likewise.
3058 (sem_variable::merge): Likewise.
3059 * ipa-visibility.c (function_and_variable_visibility): Likewise.
3060 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
3061 * lto-cgraph.c (lto_output_node): Likewise.
3062 (lto_output_varpool_node): Likewise.
3063 (input_node): Likewise.
3064 (input_varpool_node): Likewise.
3065 * lto-streamer-out.c (lto_output): Likewise.
3066 * tree-inline.c (expand_call_inline): Remove usage of
3068 * tree-inline.h (struct copy_body_data): Likewise.
3069 * varpool.c (varpool_node::dump): Likewise.
3071 2019-02-13 Jakub Jelinek <jakub@redhat.com>
3074 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
3075 into pt->vars_contains_escaped_heap instead of setting
3076 pt->vars_contains_escaped_heap to it.
3079 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
3080 INTVAL (size), compare it to GET_MODE_MASK instead of
3081 1 << GET_MODE_BITSIZE.
3084 * config/i386/predicates.md (x86_64_immediate_operand): Allow
3085 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
3088 2019-02-13 Martin Liska <mliska@suse.cz>
3091 * cfgrtl.c (remove_barriers_from_footer): New function.
3092 (try_redirect_by_replacing_jump): Use it.
3093 (cfg_layout_redirect_edge_and_branch): Likewise.
3095 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
3097 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
3098 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
3099 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
3100 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
3101 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
3102 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
3104 * config/rs6000/rs6000.c (builtin_function_type)
3105 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
3106 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
3107 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
3108 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
3109 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
3111 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
3113 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
3114 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
3116 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
3119 * config/i386/i386.md (*movoi_internal_avx): Revert revision
3120 268678 and revision 268657.
3121 (*movti_internal): Likewise.
3123 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
3126 * config/s390/s390.c (s390_decompose_address): Update comment.
3127 (s390_check_qrst_address): Reject invalid address forms after
3130 2019-02-12 Martin Liska <mliska@suse.cz>
3133 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
3134 we need default values of funct_state for a function that
3137 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
3139 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
3140 the object to pick the size of stores on strict-alignment platforms.
3142 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
3143 (*movdi_insn_sp32): Likewise.
3144 (*movdi_insn_sp64): Likewise.
3146 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
3149 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
3150 types that needs constructiong.
3151 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
3153 2019-02-12 Richard Biener <rguenther@suse.de>
3155 PR tree-optimization/89253
3156 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
3159 2019-02-11 David Malcolm <dmalcolm@redhat.com>
3162 * input.c (selftest::test_line_offset_overflow): New selftest.
3163 (selftest::input_c_tests): Call it.
3165 2019-02-11 Martin Sebor <msebor@redhat.com>
3167 PR tree-optimization/88771
3168 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
3169 when -Wstringop-overflow is set.
3170 (builtin_memref::builtin_memref): Adjust excessive upper bound
3171 only when lower bound is not excessive.
3172 (maybe_diag_overlap): Detect and diagnose excessive bounds via
3173 -Wstringop-ovefflow.
3174 (maybe_diag_offset_bounds): Rename...
3175 (maybe_diag_access_bounds): ...to this.
3176 (check_bounds_or_overlap): Adjust for name change above.
3178 2019-02-11 Martin Sebor <msebor@redhat.com>
3181 * builtins.c (max_object_size): Move from here...
3182 * builtins.h (max_object_size): ...and here...
3183 * tree.c (max_object_size): ...to here...
3184 * tree.h (max_object_size): ...and here.
3186 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
3188 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
3189 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
3190 for correct semantics.
3192 2019-02-11 Alan Modra <amodra@gmail.com>
3194 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
3195 -mlongcall and -mpltseq.
3196 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
3197 (RS/6000 and PowerPC Options <-mpltseq>): Document.
3198 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
3199 * config/rs6000/sysv4.opt (mpltseq): New option.
3200 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
3201 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
3202 support is lacking. Don't allow -mpltseq with -mbss-plt.
3203 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
3204 -mpltseq given for ELFv1.
3205 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
3206 Only use UNSPEC_PLTSEQ for inline PLT calls.
3207 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
3208 use UNSPEC_PLTSEQ for inline PLT calls.
3209 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
3210 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
3211 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
3212 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
3213 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
3214 (pltseq_mtctr_<mode>): Likewise.
3216 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3218 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
3220 * configure: Regenerate.
3222 2019-02-11 Jakub Jelinek <jakub@redhat.com>
3225 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
3228 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
3230 * function.c (assign_parm_setup_block): Use the stored
3231 size, not the passed size, when allocating stack-space,
3232 also for a parameter with alignment larger than
3233 MAX_SUPPORTED_STACK_ALIGNMENT.
3235 2019-02-11 Martin Liska <mliska@suse.cz>
3238 * ipa-cp.c (build_toporder_info): Remove usage of a param.
3239 * ipa-inline.c (inline_small_functions): Likewise.
3240 * ipa-pure-const.c (propagate_pure_const): Likewise.
3241 (propagate_nothrow): Likewise.
3242 * ipa-reference.c (propagate): Likewise.
3243 * ipa-utils.c (struct searchc_env): Remove unused field.
3244 (searchc): Always search across AVAIL_INTERPOSABLE.
3245 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
3246 the only called IPA pure const can properly not propagate
3247 across interposable boundary.
3248 * ipa-utils.h (ipa_reduced_postorder): Remove param.
3250 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
3252 * config/nds32/nds32.md (call_internal, call_value_internal,
3253 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
3255 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
3257 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
3260 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
3262 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
3265 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
3267 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
3269 2019-02-10 Jakub Jelinek <jakub@redhat.com>
3271 PR tree-optimization/89268
3272 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
3273 if preds is non-NULL.
3275 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3278 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
3281 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
3283 * config/nds32/nds32.md (trap): New pattern.
3285 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
3287 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
3290 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
3292 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
3295 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3297 * ipa-visibility.c (localize_node): Also do not localize
3298 LDPR_PREVAILING_DEF_IRONLY_EXP.
3300 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3303 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
3304 instead of type_with_linkage.
3306 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3309 * params.def (uninlined-function-insns, uninlined-function-time,
3310 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
3311 bound so we don't get overflows.
3313 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
3315 * config/rs6000/rs6000-string.c (expand_compare_loop,
3316 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
3319 2019-02-09 Jakub Jelinek <jakub@redhat.com>
3322 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
3323 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
3324 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
3326 2019-02-09 Alan Modra <amodra@gmail.com>
3329 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
3330 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
3333 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
3336 * lra-constraints.c (process_alt_operands): Don't increase reject
3337 for memory when offset memory is required.
3339 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
3341 * config/s390/vector.md: Implement vector copysign.
3343 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
3345 * expr.c (expand_constructor): Correct indentations.
3347 2019-02-08 Richard Biener <rguenther@suse.de>
3349 PR tree-optimization/89247
3350 * tree-if-conv.c: Include tree-cfgcleanup.h.
3351 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
3352 (tree_if_conversion): Pass through predicate vector.
3353 (pass_if_conversion::execute): Do CFG cleanup and SSA update
3354 inline, see if any if-converted loops we refrece in
3355 LOOP_VECTORIZED calls vanished and fixup.
3356 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
3358 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
3360 * config/s390/constraints.md (jdd): New constraint.
3362 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
3365 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
3366 upper 16 vector registers without TARGET_AVX512VL.
3367 (*movti_internal): Likewise.
3369 2019-02-08 Jakub Jelinek <jakub@redhat.com>
3371 PR rtl-optimization/89234
3372 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
3373 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
3374 (copy_reg_eh_region_note_backward): Likewise.
3376 2019-02-08 Richard Biener <rguenther@suse.de>
3379 * tree-data-ref.c (initialize_matrix_A): Fail if constant
3381 (analyze_subscript_affine_affine): Handle failure from
3382 initialize_matrix_A.
3384 2019-02-08 Jakub Jelinek <jakub@redhat.com>
3386 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
3389 2019-02-07 David Malcolm <dmalcolm@redhat.com>
3391 PR tree-optimization/86637
3392 PR tree-optimization/89235
3393 * tree-vect-loop.c (optimize_mask_stores): Add an
3394 auto_purge_vect_location sentinel to ensure that vect_location is
3397 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
3398 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
3399 to ensure that vect_location is purged on exit.
3400 (pass_slp_vectorize::execute): Likewise, replacing the manual
3402 * tree-vectorizer.h (class auto_purge_vect_location): New class.
3404 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3406 * config/aarch64/iterators.md (max_opp): New code_attr.
3407 (USMAX): New code iterator.
3408 * config/aarch64/predicates.md (aarch64_smin): New predicate.
3409 (aarch64_smax): Likewise.
3410 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
3411 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
3414 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
3417 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
3418 for TARGET_AVX512VL.
3419 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
3421 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
3423 * config/s390/s390-builtin-types.def: Add new types.
3424 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
3425 (s390_vec_xlw4): Make the memory operand into a const pointer.
3426 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
3428 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
3429 a new vector type with the alignment of the scalar memory operand.
3431 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
3432 Jakub Jelinek <jakub@redhat.com>
3435 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
3436 arm_count_ldrdstrd_insns): New declarations.
3437 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
3439 (valid_operands_ldrd_strd): New function.
3440 (arm_count_ldrdstrd_insns): New function.
3441 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
3442 sets instead of single DImode set and define new insns to match this.
3444 2019-02-07 Tamar Christina <tamar.christina@arm.com>
3446 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
3447 Make it a C initializer.
3449 2019-02-07 Tamar Christina <tamar.christina@arm.com>
3452 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
3454 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3456 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
3457 Use neon_dot<q> for type.
3458 (neon_<sup>dot_lane<vsi2qi>): Likewise.
3460 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3462 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
3463 Use neon_dot<q> for type.
3464 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
3465 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
3467 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
3469 PR rtl-optimization/89225
3470 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
3473 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
3475 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
3476 after restoring registers saved to allocate the frame on Windows.
3478 2019-02-06 Richard Biener <rguenther@suse.de>
3480 PR tree-optimization/89182
3481 * graphite.h (cached_scalar_evolution_in_region): Declare.
3482 * graphite.c (struct seir_cache_key): New.
3483 (struct sese_scev_hash): Likewise.
3484 (seir_cache): New global.
3485 (cached_scalar_evolution_in_region): New function.
3486 (graphite_transform_loops): Allocate and release seir_cache.
3487 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
3488 cached_scalar_evolution_in_region.
3489 * graphite-scop-detection.c (scop_detection::can_represent_loop):
3491 (scop_detection::graphite_can_represent_expr: Use
3492 cached_scalar_evolution_in_region.
3493 (scop_detection::stmt_simple_for_scop_p): Likewise.
3494 (find_params_in_bb): Likewise.
3495 (gather_bbs::before_dom_children): Likewise.
3496 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
3497 (add_loop_constraints): Likewise.
3499 2019-02-06 Jakub Jelinek <jakub@redhat.com>
3502 * fold-const-call.c (fold_const_vec_convert): Pass true as last
3503 operand to new_unary_operation only if both element types are integral
3504 and it isn't a widening conversion. Return NULL_TREE if
3505 new_unary_operation failed.
3507 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
3510 * config/s390/s390.md: Remove load and test FP splitter.
3512 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
3515 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
3516 expand_compare_loop, expand_block_compare_gpr,
3517 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
3518 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
3519 #include "profile-count.h" and "predict.h" for types and functions
3520 needed to work with REG_BR_PROB notes.
3522 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
3525 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
3526 for the long branch case.
3528 2019-02-05 Jakub Jelinek <jakub@redhat.com>
3531 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
3532 can throw, non-call exceptions are enabled and we can't delete
3533 dead exceptions or alter cfg. Set must_clean if
3534 delete_insn_and_edges returns true, don't set it blindly for calls.
3535 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
3537 PR rtl-optimization/89195
3538 * combine.c (make_extraction): For MEMs, don't extract bytes outside
3539 of the original MEM.
3541 2019-02-05 Martin Liska <mliska@suse.cz>
3543 PR gcov-profile/89000
3544 * gcov.c (function_summary): Remove argument.
3545 (file_summary): New function.
3546 (print_usage): Replace tabs with spaces.
3547 (generate_results): Use new function file_summary.
3549 2019-02-05 Jakub Jelinek <jakub@redhat.com>
3552 * optabs.c (prepare_cmp_insn): Pass x and y to
3553 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
3555 2019-02-05 Richard Biener <rguenther@suse.de>
3558 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
3559 (struct bitmap_element): Drop chain_prev so we properly recurse on
3560 the prev member, supporting tree views.
3561 (struct bitmap_head): GTY skip the obstack member.
3563 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
3566 * doc/extend.texi (Vector Extensions): Add an example of using vector
3567 types together with x86 intrinsics.
3569 2019-02-04 Alan Modra <amodra@gmail.com>
3571 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
3572 str[] size to 160, and comment.
3574 2019-02-04 Alan Modra <amodra@gmail.com>
3576 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
3577 (rs6000_pltseq_template): Guard output of TLS markers with
3579 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
3580 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
3581 to use inline PLT sequences.
3582 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
3583 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
3584 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
3586 2019-02-04 Martin Liska <mliska@suse.cz>
3589 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
3590 out when ipa_fn_summaries does not contain entry for callee.
3592 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
3594 * config/sparc/sparc.h: Remove superfluous blank lines.
3595 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
3596 (got_register_rtx): ...this.
3597 (sparc_got): Adjust to above renaming.
3598 (sparc_tls_got): Likewise.
3599 (sparc_delegitimize_address): Likewise.
3600 (sparc_output_mi_thunk): Likewise.
3601 (sparc_init_pic_reg): Likewise.
3602 (save_local_or_in_reg_p): Fix test on the GOT register.
3603 (USE_HIDDEN_LINKONCE): Move around.
3604 (get_pc_thunk_name): Likewise.
3605 (gen_load_pcrel_sym): Likewise.
3606 (load_got_register): Likewise.
3608 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
3610 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
3611 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
3613 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
3615 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
3618 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
3620 * config.gcc (with_nds32_lib, glibc):
3621 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
3622 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
3623 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
3625 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
3628 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
3629 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
3630 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
3631 (*rcpsf2_sse): Ditto.
3632 (*rsqrtsf2_sse): Ditto.
3633 (sse4_1_round<mode<2): Ditto.
3635 2019-02-03 Richard Biener <rguenther@suse.de>
3638 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
3641 2019-02-02 Jakub Jelinek <jakub@redhat.com>
3644 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
3645 Punt with warning on aggregate return or argument types. Ignore
3646 type/mode checking for uniform arguments.
3648 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3650 * combine.c (try_combine): Do not print "Can't combine" messages unless
3651 printing failed combination attempts.
3653 2019-02-01 Martin Jambor <mjambor@suse.cz>
3656 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
3657 segment and global segment variables before making them static.
3659 2019-02-01 Martin Jambor <mjambor@suse.cz>
3661 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
3662 missed optimization dump with dump_enabled_p.
3664 2019-02-01 Richard Biener <rguenther@suse.de>
3667 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
3668 the instantiate cache.
3669 (instantiate_scev_binary): Elide second operand procesing
3670 if equal to the first.
3671 * tree-chrec.c (chrec_contains_symbols): Add visited set.
3672 (chrec_contains_undetermined): Likewise.
3673 (tree_contains_chrecs): Likewise.
3675 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
3677 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
3679 2019-02-01 Jakub Jelinek <jakub@redhat.com>
3681 PR tree-optimization/89143
3682 * wide-int-range.h (wide_int_range_absu): Declare.
3683 * wide-int-range.cc (wide_int_range_absu): New function.
3684 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
3686 PR tree-optimization/88107
3687 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
3688 instead of assertion that eh_region_outermost is non-NULL, if it
3689 is NULL, set *ALL to true and return NULL.
3690 (move_sese_region_to_fn): Adjust caller, if all is set, call
3691 duplicate_eh_regions with NULL region.
3693 2019-02-01 Richard Biener <rguenth@suse.de>
3695 PR rtl-optimization/88593
3696 * mode-switching.c (optimize_mode_switching): Free dominators before
3697 calling cleanup_cfg.
3699 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
3701 PR tree-optimization/88932
3702 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
3704 2019-01-31 Jakub Jelinek <jakub@redhat.com>
3707 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
3708 bogus clang warning.
3710 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
3713 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
3714 alternative to avoid partial SSE register stall for TARGET_AVX.
3715 (truncdfsf2): Ditto.
3716 (sse4_1_round<mode>2): Ditto.
3718 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
3720 PR tree-optimization/89008
3721 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
3722 process anything of the form X * 0.
3724 2019-01-31 Richard Biener <rguenther@suse.de>
3726 PR tree-optimization/89135
3727 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
3728 with abnormal preds.
3730 2019-01-31 Jakub Jelinek <jakub@redhat.com>
3733 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
3734 always_inline callees into no_sanitize_address callers.
3736 2019-01-31 Richard Biener <rguenther@suse.de>
3738 PR rtl-optimization/89115
3739 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
3741 2019-01-30 Martin Sebor <msebor@redhat.com>
3744 * doc/extend.texi (cast to a union): Correct and expand.
3746 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
3748 PR rtl-optimization/87246
3749 * lra-constraints.c (simplify_operand_subreg): Reload memory
3750 in subreg if the address became invalid.
3752 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
3755 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
3756 Disable for little-endian.
3758 2019-01-30 Richard Biener <rguenther@suse.de>
3760 PR rtl-optimization/89115
3761 * opts.c (default_options_optimization): Reduce
3762 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
3763 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
3766 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
3768 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
3769 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
3770 type of vector element when vec_extract is implemented by direct
3773 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
3775 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
3777 2019-01-30 Richard Biener <rguenther@suse.de>
3779 PR tree-optimization/89111
3780 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
3781 canonicalization to appropriately sized access types.
3783 2019-01-30 Jakub Jelinek <jakub@redhat.com>
3786 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
3787 for arguments to functions that are TU-local and shouldn't be
3788 referenced by assembly.
3790 2019-01-30 Ulrich Drepper <drepper@redhat.com>
3792 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
3795 2019-01-29 Martin Sebor <msebor@redhat.com>
3798 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
3800 2019-01-29 Jakub Jelinek <jakub@redhat.com>
3804 * omp-simd-clone.c (simd_clone_clauses_extract)
3805 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
3806 OMP_CLAUSE_ALIGNED_ALIGNMENT.
3808 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
3810 * config.gcc: Force .init_array for ARC.
3812 2019-01-29 Richard Biener <rguenther@suse.de>
3815 * dwarf2out.c (collect_skeleton_dies): New helper.
3816 (copy_decls_for_unworthy_types): Call it.
3817 (build_abbrev_table): Assert we do not try to replace
3818 DW_AT_signature refs with local refs.
3820 2019-01-28 Jakub Jelinek <jakub@redhat.com>
3823 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
3824 for lastprivate/linear IV, push gimplify context around gimplify_assign
3825 and, if it needed any temporaries, pop it into a gimple bind around the
3828 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
3830 * common.opt (-Wattribute-alias): Remove "no-" from name.
3831 Make -Wattribute-alias command line option and
3832 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
3834 2019-01-28 Jakub Jelinek <jakub@redhat.com>
3837 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
3838 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
3840 (bmi2): Add missing @opindex.
3841 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
3842 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
3843 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
3844 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
3845 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
3846 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
3847 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
3848 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
3849 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
3850 xsavec, xsaveopt and xsaves options.
3852 2019-01-28 Richard Biener <rguenther@suse.de>
3855 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
3858 2019-01-28 Richard Biener <rguenther@suse.de>
3860 PR tree-optimization/88739
3861 * tree-cfg.c (verify_types_in_gimple_reference): Verify
3862 BIT_FIELD_REFs only are applied to mode-precision operands
3863 when they are integral.
3864 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
3865 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
3866 BIT_FIELD_REFs of non-mode-precision integral operands.
3868 2019-01-27 Jakub Jelinek <jakub@redhat.com>
3871 * config/i386/sse.md
3872 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
3873 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
3874 first constants in pairs are multiples of 2. Formatting fixes.
3875 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
3876 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
3877 first constants in each quadruple are multiples of 4. Formatting fixes.
3879 2019-01-26 Martin Jambor <mjambor@suse.cz>
3882 * tree-inline.c: Include tree-cfgcleanup.h.
3883 (delete_unreachable_blocks_update_callgraph): Move...
3884 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
3885 ...here, make externally visible, make second argument bool, adjust
3887 * tree-cfgcleanup.c: Include cgraph.h.
3888 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
3890 * ipa-prop.c: Include tree-cfgcleanup.h.
3891 (ipcp_transform_function): Call
3892 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
3894 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
3896 PR rtl-optimization/88846
3897 * ira.c (process_set_for_memref_referenced_p): New.
3898 (memref_referenced_p): Add new param. Use
3899 process_set_for_memref_referenced_p. Add new switch cases.
3900 (memref_used_between_p): Pass new arg to memref_referenced_p.
3902 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
3905 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
3906 argument ABI_BREAK. Set to true if the calculated alignment has
3907 changed in gcc-9. Check bit-fields for their base type alignment.
3908 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
3909 (aarch64_function_arg_boundary): Likewise.
3910 (aarch64_gimplify_va_arg_expr): Likewise.
3912 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
3915 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
3916 instead of accessing TREE_INT_CST_ELT directly.
3918 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
3920 * doc/sourcebuild.texi (Environment attributes): Add fenv and
3921 fenv_exceptions description.
3923 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
3925 PR rtl-optimization/87763
3926 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
3927 Allow SUBREG when matching CC_NZmode compare.
3929 2019-01-25 Richard Biener <rguenther@suse.de>
3931 PR tree-optimization/89049
3932 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
3933 Look at the pattern stmt to determine if the stmt is vectorized.
3935 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
3937 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
3938 (pred_mov<mode>): Handle all-register forms using both a new
3939 alternative and a split.
3941 2019-01-25 Richard Biener <rguenther@suse.de>
3943 PR tree-optimization/86865
3944 * graphite-scop-detection.c (scop_detection::can_represent_loop):
3945 Reject non-do-while loops.
3947 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
3949 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
3950 * config/rs6000/constraints.md (Q constraint): Use REG_P.
3951 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
3952 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
3953 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
3954 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3955 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
3956 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
3957 vlogical_operand, gpc_reg_operand, int_reg_operand,
3958 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
3959 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
3960 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
3961 (save_world_operation, restore_world_operation, lmw_operation,
3962 stmw_operation): Use MEM_P and REG_P.
3963 (tie_operand): Use MEM_P.
3964 (vrsave_operation, crsave_operation): Use REG_P.
3965 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
3966 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
3967 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
3968 (call_operand): Use HARD_REGISTER_P.
3969 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
3971 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
3972 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
3973 quad_aligned_load_p, replace_swapped_aligned_store,
3974 recombine_lvx_pattern, replace_swapped_aligned_load,
3975 recombine_stvx_pattern): Use MEM_P.
3976 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
3977 Use MEM_P and SYMBOL_REF_P.
3978 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
3979 (insn_is_swappable_p): Use REG_P and MEM_P.
3980 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
3981 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
3983 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
3985 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
3987 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
3988 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
3989 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
3990 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
3992 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
3993 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
3994 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
3995 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
3996 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
3997 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
3998 rs6000_split_logical_di): Use CONST_INT_P.
3999 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
4000 REG_P and SYMBOL_REF_P.
4001 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
4002 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
4003 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
4004 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
4005 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
4006 (small_data_operand, print_operand_address): Use CONST_INT_P and
4008 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
4009 (rs6000_init_hard_regno_mode_ok, direct_move_p):
4010 Use HARD_REGISTER_NUM_P.
4011 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
4012 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
4013 SUBREG_P and SYMBOL_REF_P.
4014 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
4015 and HARD_REGISTER_NUM_P.
4016 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
4018 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
4019 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
4021 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
4022 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
4023 find_addr_reg): Use REG_P.
4024 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
4025 (rs6000_emit_le_vsx_move): Use SUBREG_P.
4026 (offsettable_ok_by_alignment, constant_pool_expr_p,
4027 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
4028 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
4029 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
4030 rs6000_assemble_integer, create_TOC_reference,
4031 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
4032 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
4033 (rs6000_split_vec_extract_var): Use reg_or_subregno.
4034 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
4035 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
4036 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4037 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4038 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
4039 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
4040 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
4041 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
4042 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
4043 and cbranch<mode>4): Use CONST_INT_P.
4044 (multiple define_splits): Use REG_P and SUBREG_P.
4045 (define_expands call, call_value): Use MEM_P.
4046 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
4047 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
4048 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
4049 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
4050 and HARD_REGISTER_NUM_P.
4051 (multiple define_splits): Use HARD_REGISTER_NUM_P.
4053 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
4055 PR rtl-optimization/88948
4056 * rtl.h (prepare_copy_insn): New prototype.
4057 * gcse.c (prepare_copy_insn): New function, split out from
4058 process_insert_insn.
4059 (process_insert_insn): Use prepare_copy_insn.
4060 * store-motion.c (replace_store_insn): Use prepare_copy_insn
4061 instead of gen_move_insn.
4063 2019-01-24 Jakub Jelinek <jakub@redhat.com>
4066 * config/i386/i386.c (ix86_pic_register_p): Return true for
4069 PR tree-optimization/88964
4070 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
4071 punt if HONOR_SNANS (chrec).
4074 * tree-nested.c (convert_nonlocal_reference_stmt,
4075 convert_local_reference_stmt, convert_tramp_reference_stmt,
4076 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
4077 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
4080 PR tree-optimization/89027
4081 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
4082 for "omp simd array" variables.
4084 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
4087 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
4088 force the alignment of m_val.
4090 2019-01-24 Richard Biener <rguenther@suse.de>
4093 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
4094 When in "legacy" debug mode make sure to reset self-origins.
4096 2019-01-24 Martin Liska <mliska@suse.cz>
4098 PR gcov-profile/88994
4099 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
4100 result will be always smaller or equal to the original.
4101 * gcov.c (mangle_name): Fix else branch where we should
4102 also copy to PTR and shift the pointer.
4104 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
4106 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
4107 * vr-values.c (find_case_label_ranges): Fix a comment typo.
4109 2019-01-23 Bin Cheng <bin.cheng@arm.com>
4110 Steve Ellcey <sellcey@marvell.com>
4113 * recog.c (address_operand): Return false on wrong mode for address.
4114 (constrain_operands): Check for mode with 'p' constraint.
4116 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
4119 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
4120 Disparage MMX alternative.
4121 (sse2_cvtpd2pi): Ditto.
4122 (sse2_cvttpd2pi): Ditto.
4124 2019-01-23 David Malcolm <dmalcolm@redhat.com>
4127 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
4128 use-after-free of the result of
4129 aarch64_get_extension_string_for_isa_flags.
4131 2019-01-23 Jakub Jelinek <jakub@redhat.com>
4134 * doc/extend.texi: Document break and continue behavior in
4135 statement expressions.
4137 2019-01-23 Richard Biener <rguenther@suse.de>
4139 PR tree-optimization/89008
4140 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
4141 not leave another stray operand.
4143 2019-01-23 Jakub Jelinek <jakub@redhat.com>
4145 * BASE-VER: Bump to 9.0.1.
4147 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
4149 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
4150 thunk that returns by reference, use the type of the return object
4151 of the thunk instead of that of the alias to build the dereference.
4153 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
4155 * config/arc/atomic.md: Add operand to DMB instruction.
4157 2019-01-23 Jakub Jelinek <jakub@redhat.com>
4159 PR tree-optimization/88964
4160 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
4161 build_zero_cst instead of build_int_cst. Return false for loop
4162 invariants which honor signed zeros.
4164 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
4166 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
4168 2019-01-22 Jakub Jelinek <jakub@redhat.com>
4171 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
4172 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
4173 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
4176 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
4177 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
4180 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
4181 Disable for little endian.
4183 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
4186 * config/arm/arm.c (arm_needs_double_word_align): Check
4187 DECL_BIT_FIELD_TYPE.
4189 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
4190 H.J. Lu <hongjiu.lu@intel.com>
4193 * config/i386/i386-builtin.def: Add mask2 to all builtin
4194 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
4196 * config/i386/i386.c (BDESC): Add mask2 to the definition.
4197 (BDESC_FIRST): Likewise.
4198 (define_builtin): Add an argument for mask2. Updated to handle
4199 both ix86_isa_flags and ix86_isa_flags2.
4200 (define_builtin_const): Likewise.
4201 (define_builtin_pure): Likewise.
4202 (define_builtin2): Deleted.
4203 (define_builtin_const2): Likewise.
4204 (builtin_description): Add a member, mask2.
4205 (bdesc_*): Add mask2 to builtin initializations.
4206 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
4207 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
4209 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
4211 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
4214 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
4217 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
4220 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
4221 alignment is dominated by a bitfield with 64-bit aligned base type.
4222 (arm_function_arg): Emit a warning if the alignment has changed since
4223 earlier GCC releases.
4224 (arm_function_arg_boundary): Likewise.
4225 (arm_setup_incoming_varargs): Likewise.
4227 2019-01-22 Richard Biener <rguenther@suse.de>
4229 PR tree-optimization/88862
4230 * graphite-scop-detection.c
4231 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
4233 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
4235 * doc/extend.tex (AMD GCN Function Attributes): New section.
4236 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
4237 * doc/invoke.texi (AMD GCN Options): New section.
4238 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
4240 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
4242 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
4243 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
4245 2019-01-22 Jakub Jelinek <jakub@redhat.com>
4247 PR tree-optimization/88044
4248 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
4249 is false in the first iteration, but !every_iteration, return false
4250 instead of true with niter->niter zero.
4252 PR rtl-optimization/88904
4253 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
4254 any nonequal registers before processing BB_END (b).
4257 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
4259 (expand_binop_directly, expand_doubleword_clz,
4260 expand_doubleword_popcount, expand_ctz, expand_ffs,
4261 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
4263 PR rtl-optimization/49429
4265 PR rtl-optimization/86334
4267 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
4268 addressable from here...
4269 (emit_block_op_via_libcall): ... to here.
4271 2019-01-22 Richard Biener <rguenther@suse.de>
4273 * tree-vect-loop.c (vect_analyze_loop_operations): Use
4274 auto_vec for cost vector to fix memleak.
4275 (vectorize_fold_left_reduction): Properly gather SLP defs.
4276 (vectorizable_comparison): Do not swap operands to properly
4279 2019-01-22 Alan Modra <amodra@gmail.com>
4282 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
4283 stays a reg. Allow a const_int.
4284 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
4285 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
4286 (IS_NOMARK_TLSGETADDR): Define.
4287 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
4288 (rs6000_output_tlsargs): New function.
4289 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
4290 __tls_get_addr call takes an arg.
4291 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
4292 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
4294 (call_value_nonlocal_sysv): ..or here, delete split.
4295 (tls_gdld_nomark): Delete.
4296 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
4297 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
4298 (call_value_nonlocal_sysv): Likewise.
4299 (call_value_nonlocal_sysv_secure): Likewise.
4300 (call_value_nonlocal_aix): Likewise.
4301 (call_value_indirect_aix): Likewise.
4302 (call_value_indirect_elfv2): Likewise.
4303 (call_value_local32, call_value_local64): Disable for no-mark tls.
4304 (call_value_local_aix): Likewise.
4306 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
4309 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
4310 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
4312 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
4314 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
4315 string contents as hash_map keys.
4317 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4320 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
4321 for rvalue context. Handle rvalues correctly. Use min_align_of_type
4322 instead of TYPE_ALIGN.
4323 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
4324 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
4325 pointer from TYPE_STUB_DECL.
4327 2019-01-21 Richard Biener <rguenther@suse.de>
4329 PR tree-optimization/88934
4330 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
4331 at the possibly non-constant operand.
4332 (vect_get_constant_vectors): Adjust.
4334 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
4337 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
4338 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
4339 instead of _X86INTRIN_H_INCLUDED.
4340 * onfig/i386/clwbintrin.h: Likewise.
4341 * config/i386/pkuintrin.h: Likewise.
4342 * config/i386/prfchwintrin.h: Likewise.
4343 * config/i386/rdseedintrin.h: Likewise.
4344 * config/i386/wbnoinvdintrin.h: Likewise.
4345 * config/i386/xsavecintrin.h: Likewise.
4346 * config/i386/xsavesintrin.h: Likewise.
4347 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
4348 * config/i386/xsaveintrin.h: Likewise.
4349 * config/i386/xsaveoptintrin.h: Likewise.
4350 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
4351 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
4352 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
4353 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
4354 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
4355 * config/i386/immintrin.h: Here.
4357 2019-01-20 Martin Jambor <mjambor@suse.cz>
4360 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
4361 with aa_walk_budget.
4362 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
4363 aa_walk_budget_p parameter.
4364 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
4365 walk. Updated all callers.
4366 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
4367 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
4369 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
4370 parameter info. Extract info from fbi. Pass fbi to recursive calls
4371 and to unmodified_parm.
4372 (phi_result_unknown_predicate): New parameter fbi, removed parameter
4373 info, updated call to will_be_nonconstant_expr_predicate.
4374 (param_change_prob): New parameter fbi, limit AA walking.
4375 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
4376 calls to various above functions.
4377 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
4378 parameter. Use it to limit AA walking.
4379 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
4381 (detect_type_change): New parameter fbi, pass it on to
4382 detect_type_change_from_memory_writes.
4383 (detect_type_change_ssa): Likewise.
4384 (aa_overwalked): Removed.
4385 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
4386 accordingly, adjust to the neew AA limiting scheme.
4387 (parm_ref_data_preserved_p): Likewise.
4388 (ipa_compute_jump_functions_for_edge): Adjust call to
4390 (ipa_analyze_call_uses): Likewise.
4391 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
4392 (ipa_analyze_node): Initialize aa_walk_budget.
4393 (ipcp_transform_function): Likewise.
4394 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
4395 to get_dynamic_type.
4397 2019-01-19 Jakub Jelinek <jakub@redhat.com>
4399 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
4400 outside of #if CHECKING_P code.
4402 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
4404 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
4405 New function, split out from...
4406 (loop_versioning::analyze_stride): ...here.
4407 (loop_versioning::find_per_loop_multiplication): Use gassign.
4408 (loop_versioning::analyze_term_using_scevs): Return a success code.
4409 (loop_versioning::analyze_arbitrary_term): New function.
4410 (loop_versioning::analyze_address_fragment): Use
4411 analyze_arbitrary_term if all else fails.
4413 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
4416 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
4419 2019-01-18 Richard Biener <rguenther@suse.de>
4421 PR tree-optimization/88903
4422 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
4423 scalar stmts a SLP shift amount is composed of when detecting
4426 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
4429 * config/arm/arm-cpus.in (mp): New feature.
4431 (fgroup ARMv7ve): Add mp and sec features.
4432 (arch armv7-a): Add options to allow mp and sec extensions.
4433 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
4434 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
4435 extenstions to the base architecture.
4436 (cpu cortex-a8): Add sec extension to the base architecture.
4437 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
4438 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
4439 variants down to the base v7-a varaint.
4440 * config/arm/t-multilib (v7_a_arch_variants): New variable.
4441 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
4442 of permitted extensions for -march=armv7-a and for
4443 -mcpu=generic-armv7-a.
4445 2019-01-18 Martin Liska <mliska@suse.cz>
4447 * params.def: Fix comment.
4448 * tree-profile.c (gimple_init_gcov_profiler): Bump function
4450 (gimple_gen_ic_func_profiler): Likewise.
4452 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4454 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
4455 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
4456 and put in error checks for stack protector guard options.
4457 (aarch64_stack_protect_guard): New.
4458 (TARGET_STACK_PROTECT_GUARD): Define.
4459 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
4460 (reg_stack_protect_address<mode>): New.
4461 (stack_protect_set): Adjust for SSP_GLOBAL.
4462 (stack_protect_test): Likewise.
4463 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
4464 (-mstack-protector-guard): Likewise.
4465 (-mstack-protector-guard-offset): Likewise.
4467 2019-01-18 Jakub Jelinek <jakub@redhat.com>
4469 PR tree-optimization/86214
4470 * tree-inline.h (struct copy_body_data): Add
4471 add_clobbers_to_eh_landing_pads member.
4472 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
4473 (copy_edges_for_bb): Call it if EH edge destination is <
4474 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
4475 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
4476 if flag_stack_reuse != SR_NONE and clear it afterwards.
4478 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
4481 * doc/install.texi (with-multilib-list): Document for aarch64.
4483 2019-01-18 Jakub Jelinek <jakub@redhat.com>
4486 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
4487 (("..."))) with ("...").
4489 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4491 * doc/extend.texi (Built-in Functions for Memory Model Aware
4492 Atomic Operations): Document atomic fetch and nand.
4494 2019-01-18 Martin Liska <mliska@suse.cz>
4495 Richard Biener <rguenther@suse.de>
4498 * cgraph.h (create_version_clone_with_body): Add new argument
4500 * cgraphclones.c (cgraph_node::create_version_clone): Add
4501 DECL_ATTRIBUTES to a newly created decl. And call
4502 valid_attribute_p so that proper cl_target_optimization_node
4503 is set for the newly created declaration.
4504 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
4506 (expand_target_clones): Do not call valid_attribute_p, it must
4508 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
4511 2019-01-17 Jakub Jelinek <jakub@redhat.com>
4514 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
4515 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
4516 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
4518 2019-01-17 Martin Sebor <msebor@redhat.com>
4521 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
4522 Handle anti-ranges the same as no range at all.
4524 2018-01-17 Steve Ellcey <sellcey@cavium.com>
4526 * config/aarch64/aarch64.c (cgraph.h): New include.
4527 (intl.h): New include.
4528 (supported_simd_type): New function.
4529 (currently_supported_simd_type): Ditto.
4530 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
4531 (aarch64_simd_clone_adjust): Ditto.
4532 (aarch64_simd_clone_usable): Ditto.
4533 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
4534 (TARGET_SIMD_CLONE_ADJUST): Ditto.
4535 (TARGET_SIMD_CLONE_USABLE): Ditto.
4536 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
4537 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
4540 2019-01-17 Martin Sebor <msebor@redhat.com>
4542 PR tree-optimization/88800
4543 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
4544 NO_WARNING bit here. Avoid folding out-of-bounds calls.
4545 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
4546 redundant argument. Add new argument and issue diagnostics under
4547 its control. Detect out-of-bounds access even with warnings
4549 (check_bounds_or_overlap): Change return type. Add argument.
4550 (wrestrict_dom_walker::check_call): Adjust.
4551 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
4552 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
4553 check_bounds_or_overlap's return value.
4554 (handle_builtin_stxncpy): Same.
4555 (handle_builtin_strcat): Same.
4557 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4558 Kwok Cheung Yeung <kcy@codesourcery.com>
4559 Julian Brown <julian@codesourcery.com>
4560 Tom de Vries <tom@codesourcery.com>
4562 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
4564 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4566 * doc/sourcebuild.texi: Document dg-require-effective-target
4567 llvm_binutils and offload_gcn.
4569 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4570 Kwok Cheung Yeung <kcy@codesourcery.com>
4571 Julian Brown <julian@codesourcery.com>
4572 Tom de Vries <tom@codesourcery.com>
4574 * doc/sourcebuild.texi: Document dg-required-effective-target
4577 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4578 Kwok Cheung Yeung <kcy@codesourcery.com>
4579 Julian Brown <julian@codesourcery.com>
4580 Tom de Vries <tom@codesourcery.com>
4581 Jan Hubicka <hubicka@ucw.cz>
4582 Martin Jambor <mjambor@suse.cz>
4584 * config.gcc: Add amdgcn*-*-amdhsa configuration.
4585 * configure.ac: Check for dlopen.
4586 * configure: Regenerate.
4588 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4589 Kwok Cheung Yeung <kcy@codesourcery.com>
4590 Julian Brown <julian@codesourcery.com>
4591 Tom de Vries <tom@codesourcery.com>
4592 Jan Hubicka <hubicka@ucw.cz>
4593 Martin Jambor <mjambor@suse.cz>
4595 * common/config/gcn/gcn-common.c: New file.
4596 * config/gcn/driver-gcn.c: New file.
4597 * config/gcn/gcn-builtins.def: New file.
4598 * config/gcn/gcn-hsa.h: New file.
4599 * config/gcn/gcn-modes.def: New file.
4600 * config/gcn/gcn-opts.h: New file.
4601 * config/gcn/gcn-passes.def: New file.
4602 * config/gcn/gcn-protos.h: New file.
4603 * config/gcn/gcn-run.c: New file.
4604 * config/gcn/gcn-tree.c: New file.
4605 * config/gcn/gcn.c: New file.
4606 * config/gcn/gcn.h: New file.
4607 * config/gcn/gcn.opt: New file.
4608 * config/gcn/t-gcn-hsa: New file.
4610 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4611 Kwok Cheung Yeung <kcy@codesourcery.com>
4612 Julian Brown <julian@codesourcery.com>
4613 Tom de Vries <tom@codesourcery.com>
4614 Jan Hubicka <hubicka@ucw.cz>
4615 Martin Jambor <mjambor@suse.cz>
4617 * config/gcn/constraints.md: New file.
4618 * config/gcn/gcn-valu.md: New file.
4619 * config/gcn/gcn.md: New file.
4620 * config/gcn/predicates.md: New file.
4622 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
4624 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
4625 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
4626 (stmt_uses_0_or_null_in_undefined_way): Likewise.
4627 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
4629 2019-01-17 Tamar Christina <tamar.christina@arm.com>
4632 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
4633 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
4634 it and document registers.
4636 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4638 * config/aarch64/aarch64.c (ares_tunings): Define.
4639 * config/aarch64/aarch64-cores.def (ares): Use the above.
4641 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
4645 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
4647 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
4648 (_mm512_fixupimm_round_pd): Update parameters and builtin.
4649 (_mm512_maskz_fixupimm_round_pd): Ditto.
4650 (_mm512_fixupimm_round_ps): Ditto.
4651 (_mm512_maskz_fixupimm_round_ps): Ditto.
4652 (_mm_fixupimm_round_sd): Ditto.
4653 (_mm_maskz_fixupimm_round_sd): Ditto.
4654 (_mm_fixupimm_round_ss): Ditto.
4655 (_mm_maskz_fixupimm_round_ss): Ditto.
4656 (_mm512_fixupimm_pd): Ditto.
4657 (_mm512_maskz_fixupimm_pd): Ditto.
4658 (_mm512_fixupimm_ps): Ditto.
4659 (_mm512_maskz_fixupimm_ps): Ditto.
4660 (_mm_fixupimm_sd): Ditto.
4661 (_mm_maskz_fixupimm_sd): Ditto.
4662 (_mm_fixupimm_ss): Ditto.
4663 (_mm_maskz_fixupimm_ss): Ditto.
4664 (_mm512_mask_fixupimm_round_pd): Update builtin.
4665 (_mm512_mask_fixupimm_round_ps): Ditto.
4666 (_mm_mask_fixupimm_round_sd): Ditto.
4667 (_mm_mask_fixupimm_round_ss): Ditto.
4668 (_mm512_mask_fixupimm_pd): Ditto.
4669 (_mm512_mask_fixupimm_ps): Ditto.
4670 (_mm_mask_fixupimm_sd): Ditto.
4671 (_mm_mask_fixupimm_ss): Ditto.
4672 * config/i386/avx512vlintrin.h:
4673 (_mm256_fixupimm_pd): Update parameters and builtin.
4674 (_mm256_maskz_fixupimm_pd): Ditto.
4675 (_mm256_fixupimm_ps): Ditto.
4676 (_mm256_maskz_fixupimm_ps): Ditto.
4677 (_mm_fixupimm_pd): Ditto.
4678 (_mm_maskz_fixupimm_pd): Ditto.
4679 (_mm_fixupimm_ps): Ditto.
4680 (_mm_maskz_fixupimm_ps): Ditto.
4681 (_mm256_mask_fixupimm_pd): Update builtin.
4682 (_mm256_mask_fixupimm_ps): Ditto.
4683 (_mm_mask_fixupimm_pd): Ditto.
4684 (_mm_mask_fixupimm_ps): Ditto.
4685 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
4686 * config/i386/i386-builtin.def: Update builtin definitions.
4687 * config/i386/i386.c: Handle new builtin types and remove useless ones.
4688 * config/i386/sse.md: Update VFIXUPIMM* patterns.
4689 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4690 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4691 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
4692 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4693 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4694 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
4695 * config/i386/subst.md:
4696 (round_saeonly_sd_mask_operand4): Add new subst_attr.
4697 (round_saeonly_sd_mask_op4): Ditto.
4698 (round_saeonly_expand_operand5): Ditto.
4699 (round_saeonly_expand): Update.
4701 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
4705 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
4707 * config/i386/sse.md: Combine VFIXUPIMM* patterns
4708 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4709 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4710 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
4711 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4712 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4713 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
4715 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
4719 2018-12-15 Jakub Jelinek <jakub@redhat.com>
4722 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
4723 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
4724 instead of UNSPEC_FIXUPIMM.
4726 2019-01-17 Richard Biener <rguenther@suse.de>
4729 * dwarf2out.c (want_pubnames): Never generate pubnames sections
4730 and friends for the LTO part of debug info.
4732 2019-01-17 Jakub Jelinek <jakub@redhat.com>
4734 PR tree-optimization/86214
4735 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
4738 PR rtl-optimization/88870
4739 * dce.c (deletable_insn_p): Never delete const/pure calls that can
4740 throw if we can't alter the cfg or delete dead exceptions.
4741 (mark_insn): Don't call find_call_stack_args for such calls.
4743 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
4745 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
4746 prototypes for vec_st.
4747 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
4748 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
4749 mainly on signed/unsigned long long and double.
4751 2019-01-16 David Malcolm <dmalcolm@redhat.com>
4754 * combine.c (delete_noop_moves): Convert to "bool" return,
4755 returning true if any edges are eliminated.
4756 (combine_instructions): Also return true if delete_noop_moves
4759 2019-01-16 Tamar Christina <tamar.christina@arm.com>
4761 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
4762 correct max nunits for endian swap.
4763 (aarch64_expand_fcmla_builtin): Correct subreg code.
4764 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
4765 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
4768 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
4770 * config/alpha/alpha.c (alpha_gimplify_va_arg):
4771 Handle split indirect COMPLEX_TYPE arguments.
4773 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
4776 * config/aarch64/aarch64-modes.def: Add comment about how the carry
4777 bit is set by add and compare.
4778 (CC_ADC): New CC_MODE.
4779 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
4780 to cache the code and mode of X. Adjust the shape of a CC_Cmode
4781 comparison. Add detection for CC_ADCmode.
4782 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
4784 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
4785 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
4786 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
4787 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
4788 to eliminate the need for zero-extending the operands.
4789 (add<mode>3_compareC_imm): Delete. Merge into ...
4790 (add<mode>3_compareC): ... this. Restructure the comparison to
4791 eliminate the need for zero-extending the operands.
4792 (add<mode>3_carryin): Use LTU for the overflow detection.
4793 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
4794 Reexpress comparison for overflow.
4795 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
4796 (add<mode>3_carryinC): Likewise.
4797 (add<mode>3_carryinV): Use LTU for carry between partials.
4798 * config/aarch64/predicates.md (aarch64_carry_operation): Update
4799 handling of CC_Cmode and add CC_ADCmode.
4800 (aarch64_borrow_operation): Likewise.
4802 2019-01-16 Tamar Christina <tamar.christina@arm.com>
4804 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
4805 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
4806 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
4807 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
4809 2019-01-16 Martin Liska <mliska@suse.cz>
4811 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
4813 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
4815 * gcc.c (add_sysrooted_hdrs_prefix): New function.
4816 (path_prefix_reset): Move up in the source file.
4817 (find_fortran_preinclude_file): Make complex search for the
4818 fortran header files.
4820 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
4822 * godump.c (go_output_typedef): When outputting a typedef, refer
4823 to the underlying type by its name and not its structure.
4825 2019-01-15 David Malcolm <dmalcolm@redhat.com>
4828 * tree.c (build_function_type): Assert that arg_types is not
4831 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
4834 * doc/extend.texi: Document that listing the stack pointer in the
4835 clobber list of an asm is a deprecated feature.
4836 * common.opt (Wdeprecated): Moved from c-family/c.opt.
4837 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
4838 warning instead of an error for clobbers of the stack pointer.
4839 Add a note explaining why.
4841 2019-01-15 Richard Biener <rguenther@suse.de>
4844 * dwarf2out.c (gen_member_die): Do not generate inheritance
4847 2019-01-15 Richard Biener <rguenther@suse.de>
4849 PR tree-optimization/88855
4850 * tree-if-conv.c (combine_blocks): Collect
4851 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
4853 2019-01-15 Tom de Vries <tdevries@suse.de>
4856 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
4857 lhs == NULL_TREE for gang-level reduction.
4859 2019-01-15 Richard Biener <rguenther@suse.de>
4860 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4863 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
4864 return true if SSA_NAME is already marked in visited bitmap.
4865 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
4867 2019-01-15 Jakub Jelinek <jakub@redhat.com>
4869 PR tree-optimization/88775
4870 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
4871 equal == 0 equality pointer comparisons some more if compared in
4872 integral types and either one points to an automatic var and the
4873 other to a global, or we can prove at least one points to the middle
4874 or both point to start or both point to end.
4876 2019-01-14 Andi Kleen <ak@linux.intel.com>
4878 * Makefile.in: Lower autofdo sampling rate by 10x.
4879 * Makefile.tpl: Dito.
4881 2019-01-14 Tom Honermann <tom@honermann.net>
4883 * defaults.h: Define CHAR8_TYPE.
4885 2019-01-14 Martin Sebor <msebor@redhat.com>
4888 * doc/extend.texi (Darwin Format Checks): Clarify.
4890 2019-01-14 Richard Biener <rguenther@suse.de>
4892 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
4893 whether we are in (simplify ...) or (match ...) context.
4895 2019-01-14 Jakub Jelinek <jakub@redhat.com>
4897 PR rtl-optimization/88796
4898 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
4899 * cfgexpand.c (stack_protect_prologue): Initialize
4900 crtl->stack_protect_guard_decl.
4901 * function.c (stack_protect_epilogue): Use it instead of calling
4902 targetm.stack_protect_guard again.
4903 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
4904 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
4905 crtl->stack_protect_guard_decl.
4906 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
4907 on the returned MEM_EXPR.
4909 2019-01-12 Tom de Vries <tdevries@suse.de>
4911 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
4912 vector length using -fopenacc-dim.
4914 2019-01-12 Tom de Vries <tdevries@suse.de>
4916 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
4917 lengths into account.
4919 2019-01-12 Svante Signell <svante.signell@gmail.com>
4921 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
4922 (TARGET_CAN_SPLIT_STACK): Define.
4923 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
4925 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
4927 * params.def (inline-unit-growth): Set to 40.
4929 2019-01-12 Jakub Jelinek <jakub@redhat.com>
4931 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
4933 2019-01-12 Tom de Vries <tdevries@suse.de>
4935 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
4936 region calling vector-partitionable routine, set default_vector_length
4939 2019-01-12 Tom de Vries <tdevries@suse.de>
4941 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
4942 variable default_vector_length.
4944 2019-01-12 Tom de Vries <tdevries@suse.de>
4947 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
4948 from oacc_default_dims, as oacc_validate_dims would do it, and apply
4951 2019-01-12 Tom de Vries <tdevries@suse.de>
4953 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
4954 (nvptx_goacc_validate_dims): Add used parameter.
4955 * doc/tm.texi: Regenerate.
4956 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
4957 argument to call to targetm.goacc.validate_dims.
4958 (default_goacc_validate_dims): Add used
4960 * target.def (validate_dims): Add used parameter in DEFHOOK.
4961 * targhooks.h (default_goacc_validate_dims): Add used parameter.
4963 2019-01-11 Jakub Jelinek <jakub@redhat.com>
4967 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
4969 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
4970 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
4971 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
4972 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
4974 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
4976 PR rtl-optimization/87305
4978 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
4979 for little endian pseudos used as paradoxical subreg.
4981 2019-01-11 Jakub Jelinek <jakub@redhat.com>
4983 PR tree-optimization/88693
4984 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
4985 for STRING_CSTs that don't contain any NUL characters in the first
4986 TREE_STRING_LENGTH bytes.
4988 2019-01-11 Alan Modra <amodra@gmail.com>
4992 * genattrtab.c (min_fn): Don't translate values.
4993 (min_attr_value): Return INT_MAX when the value can't be calculated.
4994 Return minimum among any values that can be calculated.
4995 (max_attr_value): Adjust.
4997 2019-01-11 Jakub Jelinek <jakub@redhat.com>
4999 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
5001 2019-01-11 Steve Ellcey <sellcey@marvell.com>
5003 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
5004 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
5005 (aarch64_return_call_with_max_clobbers): New function.
5006 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
5007 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
5009 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
5010 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
5011 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
5012 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
5013 * cselib.c (cselib_process_insn): Add argument to
5014 targetm.hard_regno_call_part_clobbered call.
5015 * ira-conflicts.c (ira_build_conflicts): Ditto.
5016 * ira-costs.c (ira_tune_allocno_costs): Ditto.
5017 * lra-constraints.c (inherit_reload_reg): Ditto.
5018 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
5019 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
5020 argument. Call targetm.return_call_with_max_clobbers.
5021 Add argument to targetm.hard_regno_call_part_clobbered call.
5022 (calls_have_same_clobbers_p): New function.
5023 (process_bb_lives): Add call_insn and last_call_insn variables.
5024 Pass call_insn to check_pseudos_live_through_calls.
5025 Modify if stmt to check targetm.return_call_with_max_clobbers.
5026 Update setting of flush variable.
5027 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
5029 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
5030 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
5031 targetm.hard_regno_call_part_clobbered call.
5032 * reginfo.c (choose_hard_reg_mode): Ditto.
5033 * regrename.c (check_new_reg_p): Ditto.
5034 * reload.c (find_equiv_reg): Ditto.
5035 * reload1.c (emit_reload_insns): Ditto.
5036 * sched-deps.c (deps_analyze_insn): Ditto.
5037 * sel-sched.c (init_regs_for_mode): Ditto.
5038 (mark_unavailable_hard_regs): Ditto.
5039 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
5040 * target.def (hard_regno_call_part_clobbered): Add insn argument.
5041 (return_call_with_max_clobbers): New target function.
5042 * doc/tm.texi: Regenerate.
5043 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
5044 * hooks.c (hook_bool_uint_mode_false): Change to
5045 hook_bool_insn_uint_mode_false.
5046 * hooks.h (hook_bool_uint_mode_false): Ditto.
5048 2019-01-11 Steve Ellcey <sellcey@marvell.com>
5050 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
5051 (aarch64_remove_extra_call_preserved_regs): New function.
5052 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
5053 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
5054 * doc/tm.texi: Regenerate.
5055 * final.c (get_call_reg_set_usage): Call new hook.
5056 * target.def (remove_extra_call_preserved_regs): New hook.
5057 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
5058 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
5060 2019-01-11 Jakub Jelinek <jakub@redhat.com>
5063 * passes.c (finish_optimization_passes): Call print_combine_total_stats
5064 inside of pass_combine_1 dump rather than pass_profile_1.
5066 2019-01-11 Tom de Vries <tdevries@suse.de>
5068 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
5069 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
5070 (PTX_NUM_PER_WORKER_BARRIERS): Define.
5071 (nvptx_apply_dim_limits): Prevent vector_length 64 and
5074 2019-01-11 Tom de Vries <tdevries@suse.de>
5076 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
5078 2019-01-11 Jan Beulich <jbeulich@suse.com>
5080 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
5081 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
5082 sse2_cvtsi2sd): Add {l}.
5083 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
5086 2019-01-10 Jakub Jelinek <jakub@redhat.com>
5089 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
5091 (*float<floatunssuffix>v2div2sf2): New define_insn.
5092 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
5093 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
5094 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
5095 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
5096 match_operands with "const0_operand" "C".
5098 2019-01-10 Tamar Christina <tamar.christina@arm.com>
5100 * config/aarch64/aarch64-builtins.c
5101 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
5102 (aarch64_init_simd_builtins): ...Here
5104 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
5106 PR rtl-optimization/87305
5108 (setup_live_pseudos_and_spill_after_risky_transforms): Check
5109 allocation for big endian pseudos used as paradoxical subregs and
5110 spill them if it is wrong.
5111 * lra-constraints.c (lra_constraints): Add a comment.
5113 2019-01-10 Richard Biener <rguenther@suse.de>
5115 PR tree-optimization/88792
5116 * tree-ssa-pre.c (get_representative_for): Do not return a
5119 2019-01-10 Jakub Jelinek <jakub@redhat.com>
5123 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
5124 (assign_parm_setup_block): Do the argument slot realignment here
5127 2019-01-10 Stefan Agner <stefan@agner.ch>
5130 * config/arm/arm.c (arm_option_override_internal): Force
5131 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
5133 2019-01-10 Jakub Jelinek <jakub@redhat.com>
5136 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
5139 2019-01-10 Tamar Christina <tamar.christina@arm.com>
5141 * config/arm/arm-builtins.c
5142 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
5143 (MAC_LANE_PAIR_QUALIFIERS): New.
5144 (arm_expand_builtin_args): Use it.
5145 (arm_expand_builtin_1): Likewise.
5146 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
5147 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
5148 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
5149 * config/arm/arm_neon.h:
5150 (vcadd_rot90_f16): New.
5151 (vcaddq_rot90_f16): New.
5152 (vcadd_rot270_f16): New.
5153 (vcaddq_rot270_f16): New.
5156 (vcmla_lane_f16): New.
5157 (vcmla_laneq_f16): New.
5158 (vcmlaq_lane_f16): New.
5159 (vcmlaq_laneq_f16): New.
5160 (vcmla_rot90_f16): New.
5161 (vcmlaq_rot90_f16): New.
5162 (vcmla_rot90_lane_f16): New.
5163 (vcmla_rot90_laneq_f16): New.
5164 (vcmlaq_rot90_lane_f16): New.
5165 (vcmlaq_rot90_laneq_f16): New.
5166 (vcmla_rot180_f16): New.
5167 (vcmlaq_rot180_f16): New.
5168 (vcmla_rot180_lane_f16): New.
5169 (vcmla_rot180_laneq_f16): New.
5170 (vcmlaq_rot180_lane_f16): New.
5171 (vcmlaq_rot180_laneq_f16): New.
5172 (vcmla_rot270_f16): New.
5173 (vcmlaq_rot270_f16): New.
5174 (vcmla_rot270_lane_f16): New.
5175 (vcmla_rot270_laneq_f16): New.
5176 (vcmlaq_rot270_lane_f16): New.
5177 (vcmlaq_rot270_laneq_f16): New.
5178 (vcadd_rot90_f32): New.
5179 (vcaddq_rot90_f32): New.
5180 (vcadd_rot270_f32): New.
5181 (vcaddq_rot270_f32): New.
5184 (vcmla_lane_f32): New.
5185 (vcmla_laneq_f32): New.
5186 (vcmlaq_lane_f32): New.
5187 (vcmlaq_laneq_f32): New.
5188 (vcmla_rot90_f32): New.
5189 (vcmlaq_rot90_f32): New.
5190 (vcmla_rot90_lane_f32): New.
5191 (vcmla_rot90_laneq_f32): New.
5192 (vcmlaq_rot90_lane_f32): New.
5193 (vcmlaq_rot90_laneq_f32): New.
5194 (vcmla_rot180_f32): New.
5195 (vcmlaq_rot180_f32): New.
5196 (vcmla_rot180_lane_f32): New.
5197 (vcmla_rot180_laneq_f32): New.
5198 (vcmlaq_rot180_lane_f32): New.
5199 (vcmlaq_rot180_laneq_f32): New.
5200 (vcmla_rot270_f32): New.
5201 (vcmlaq_rot270_f32): New.
5202 (vcmla_rot270_lane_f32): New.
5203 (vcmla_rot270_laneq_f32): New.
5204 (vcmlaq_rot270_lane_f32): New.
5205 (vcmlaq_rot270_laneq_f32): New.
5206 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
5207 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
5208 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
5209 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
5210 vcmlaq_lane270): New.
5211 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
5212 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
5213 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
5214 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
5215 (arm_option_reconfigure_globals): Use them.
5216 * config/arm/iterators.md (VDF, VQ_HSF): New.
5217 (VCADD, VCMLA): New.
5218 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
5219 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
5221 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
5222 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
5224 2019-01-10 Tamar Christina <tamar.christina@arm.com>
5226 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
5227 Add qualifier_lane_pair_index.
5228 (emit-rtl.h): Include.
5229 (TYPES_QUADOP_LANE_PAIR): New.
5230 (aarch64_simd_expand_args): Use it.
5231 (aarch64_simd_expand_builtin): Likewise.
5232 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
5234 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
5235 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
5236 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
5237 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
5238 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
5239 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
5240 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
5241 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
5242 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
5243 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
5244 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
5245 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
5246 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
5247 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
5248 Add __ARM_FEATURE_COMPLEX.
5249 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
5250 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
5251 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
5252 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
5253 fcmlaq_lane270): New.
5254 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
5255 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
5256 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
5257 * config/aarch64/arm_neon.h:
5258 (vcadd_rot90_f16): New.
5259 (vcaddq_rot90_f16): New.
5260 (vcadd_rot270_f16): New.
5261 (vcaddq_rot270_f16): New.
5264 (vcmla_lane_f16): New.
5265 (vcmla_laneq_f16): New.
5266 (vcmlaq_lane_f16): New.
5267 (vcmlaq_rot90_lane_f16): New.
5268 (vcmla_rot90_laneq_f16): New.
5269 (vcmla_rot90_lane_f16): New.
5270 (vcmlaq_rot90_f16): New.
5271 (vcmla_rot90_f16): New.
5272 (vcmlaq_laneq_f16): New.
5273 (vcmla_rot180_laneq_f16): New.
5274 (vcmla_rot180_lane_f16): New.
5275 (vcmlaq_rot180_f16): New.
5276 (vcmla_rot180_f16): New.
5277 (vcmlaq_rot90_laneq_f16): New.
5278 (vcmlaq_rot270_laneq_f16): New.
5279 (vcmlaq_rot270_lane_f16): New.
5280 (vcmla_rot270_laneq_f16): New.
5281 (vcmlaq_rot270_f16): New.
5282 (vcmla_rot270_f16): New.
5283 (vcmlaq_rot180_laneq_f16): New.
5284 (vcmlaq_rot180_lane_f16): New.
5285 (vcmla_rot270_lane_f16): New.
5286 (vcadd_rot90_f32): New.
5287 (vcaddq_rot90_f32): New.
5288 (vcaddq_rot90_f64): New.
5289 (vcadd_rot270_f32): New.
5290 (vcaddq_rot270_f32): New.
5291 (vcaddq_rot270_f64): New.
5295 (vcmla_lane_f32): New.
5296 (vcmla_laneq_f32): New.
5297 (vcmlaq_lane_f32): New.
5298 (vcmlaq_laneq_f32): New.
5299 (vcmla_rot90_f32): New.
5300 (vcmlaq_rot90_f32): New.
5301 (vcmlaq_rot90_f64): New.
5302 (vcmla_rot90_lane_f32): New.
5303 (vcmla_rot90_laneq_f32): New.
5304 (vcmlaq_rot90_lane_f32): New.
5305 (vcmlaq_rot90_laneq_f32): New.
5306 (vcmla_rot180_f32): New.
5307 (vcmlaq_rot180_f32): New.
5308 (vcmlaq_rot180_f64): New.
5309 (vcmla_rot180_lane_f32): New.
5310 (vcmla_rot180_laneq_f32): New.
5311 (vcmlaq_rot180_lane_f32): New.
5312 (vcmlaq_rot180_laneq_f32): New.
5313 (vcmla_rot270_f32): New.
5314 (vcmlaq_rot270_f32): New.
5315 (vcmlaq_rot270_f64): New.
5316 (vcmla_rot270_lane_f32): New.
5317 (vcmla_rot270_laneq_f32): New.
5318 (vcmlaq_rot270_lane_f32): New.
5319 (vcmlaq_rot270_laneq_f32): New.
5320 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
5321 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
5322 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
5323 (FCADD, FCMLA): New.
5325 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
5327 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
5331 * config/pa/pa.c: Change "can not" to "cannot".
5332 * gimple-ssa-evrp-analyze.c: Likewise.
5333 * ipa-icf.c: Likewise.
5334 * ipa-polymorphic-call.c: Likewise.
5335 * ipa-pure-const.c: Likewise.
5336 * lra-constraints.c: Likewise.
5337 * lra-remat.c: Likewise.
5338 * reload1.c: Likewise.
5339 * reorg.c: Likewise.
5340 * tree-ssa-uninit.c: Likewise.
5342 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
5346 * Makefile.in: Mechanically replace "can not" with "cannot".
5347 * alias.c: Likewise.
5348 * builtins.c: Likewise.
5349 * calls.c: Likewise.
5350 * cgraph.c: Likewise.
5351 * cgraph.h: Likewise.
5352 * cgraphclones.c: Likewise.
5353 * cgraphunit.c: Likewise.
5354 * combine-stack-adj.c: Likewise.
5355 * combine.c: Likewise.
5356 * common/config/i386/i386-common.c: Likewise.
5357 * config/aarch64/aarch64.c: Likewise.
5358 * config/alpha/sync.md: Likewise.
5359 * config/arc/arc.c: Likewise.
5360 * config/arc/predicates.md: Likewise.
5361 * config/arm/arm-c.c: Likewise.
5362 * config/arm/arm.c: Likewise.
5363 * config/arm/arm.h: Likewise.
5364 * config/arm/arm.md: Likewise.
5365 * config/arm/cortex-r4f.md: Likewise.
5366 * config/csky/csky.c: Likewise.
5367 * config/csky/csky.h: Likewise.
5368 * config/darwin-f.c: Likewise.
5369 * config/epiphany/epiphany.md: Likewise.
5370 * config/i386/i386.c: Likewise.
5371 * config/i386/sol2.h: Likewise.
5372 * config/m68k/m68k.c: Likewise.
5373 * config/mcore/mcore.h: Likewise.
5374 * config/microblaze/microblaze.md: Likewise.
5375 * config/mips/20kc.md: Likewise.
5376 * config/mips/sb1.md: Likewise.
5377 * config/nds32/nds32.c: Likewise.
5378 * config/nds32/predicates.md: Likewise.
5379 * config/pa/pa.c: Likewise.
5380 * config/rs6000/e300c2c3.md: Likewise.
5381 * config/rs6000/rs6000.c: Likewise.
5382 * config/s390/s390.h: Likewise.
5383 * config/sh/sh.c: Likewise.
5384 * config/sh/sh.md: Likewise.
5385 * config/spu/vmx2spu.h: Likewise.
5386 * cprop.c: Likewise.
5387 * dbxout.c: Likewise.
5388 * df-scan.c: Likewise.
5389 * doc/cfg.texi: Likewise.
5390 * doc/extend.texi: Likewise.
5391 * doc/fragments.texi: Likewise.
5392 * doc/gty.texi: Likewise.
5393 * doc/invoke.texi: Likewise.
5394 * doc/lto.texi: Likewise.
5395 * doc/md.texi: Likewise.
5396 * doc/objc.texi: Likewise.
5397 * doc/rtl.texi: Likewise.
5398 * doc/tm.texi: Likewise.
5400 * emit-rtl.c: Likewise.
5401 * emit-rtl.h: Likewise.
5402 * except.c: Likewise.
5403 * expmed.c: Likewise.
5405 * fold-const.c: Likewise.
5406 * genautomata.c: Likewise.
5407 * gimple-fold.c: Likewise.
5408 * hard-reg-set.h: Likewise.
5409 * ifcvt.c: Likewise.
5410 * ipa-comdats.c: Likewise.
5411 * ipa-cp.c: Likewise.
5412 * ipa-devirt.c: Likewise.
5413 * ipa-fnsummary.c: Likewise.
5414 * ipa-icf.c: Likewise.
5415 * ipa-inline-transform.c: Likewise.
5416 * ipa-inline.c: Likewise.
5417 * ipa-polymorphic-call.c: Likewise.
5418 * ipa-profile.c: Likewise.
5419 * ipa-prop.c: Likewise.
5420 * ipa-pure-const.c: Likewise.
5421 * ipa-reference.c: Likewise.
5422 * ipa-split.c: Likewise.
5423 * ipa-visibility.c: Likewise.
5425 * ira-build.c: Likewise.
5426 * ira-color.c: Likewise.
5427 * ira-conflicts.c: Likewise.
5428 * ira-costs.c: Likewise.
5429 * ira-int.h: Likewise.
5430 * ira-lives.c: Likewise.
5433 * loop-invariant.c: Likewise.
5434 * loop-unroll.c: Likewise.
5435 * lower-subreg.c: Likewise.
5436 * lra-assigns.c: Likewise.
5437 * lra-constraints.c: Likewise.
5438 * lra-eliminations.c: Likewise.
5439 * lra-lives.c: Likewise.
5440 * lra-remat.c: Likewise.
5441 * lra-spills.c: Likewise.
5443 * lto-cgraph.c: Likewise.
5444 * lto-streamer-out.c: Likewise.
5445 * postreload-gcse.c: Likewise.
5446 * predict.c: Likewise.
5447 * profile-count.h: Likewise.
5448 * profile.c: Likewise.
5449 * recog.c: Likewise.
5451 * reload.c: Likewise.
5452 * reload1.c: Likewise.
5453 * reorg.c: Likewise.
5454 * resource.c: Likewise.
5455 * rtl.def: Likewise.
5457 * rtlanal.c: Likewise.
5458 * sched-deps.c: Likewise.
5459 * sched-ebb.c: Likewise.
5460 * sched-rgn.c: Likewise.
5461 * sel-sched-ir.c: Likewise.
5462 * sel-sched.c: Likewise.
5463 * shrink-wrap.c: Likewise.
5464 * simplify-rtx.c: Likewise.
5465 * symtab.c: Likewise.
5466 * target.def: Likewise.
5467 * toplev.c: Likewise.
5468 * tree-call-cdce.c: Likewise.
5469 * tree-cfg.c: Likewise.
5470 * tree-complex.c: Likewise.
5471 * tree-core.h: Likewise.
5472 * tree-eh.c: Likewise.
5473 * tree-inline.c: Likewise.
5474 * tree-loop-distribution.c: Likewise.
5475 * tree-nrv.c: Likewise.
5476 * tree-profile.c: Likewise.
5477 * tree-sra.c: Likewise.
5478 * tree-ssa-alias.c: Likewise.
5479 * tree-ssa-dce.c: Likewise.
5480 * tree-ssa-dom.c: Likewise.
5481 * tree-ssa-forwprop.c: Likewise.
5482 * tree-ssa-loop-im.c: Likewise.
5483 * tree-ssa-loop-ivcanon.c: Likewise.
5484 * tree-ssa-loop-ivopts.c: Likewise.
5485 * tree-ssa-loop-niter.c: Likewise.
5486 * tree-ssa-phionlycprop.c: Likewise.
5487 * tree-ssa-phiopt.c: Likewise.
5488 * tree-ssa-propagate.c: Likewise.
5489 * tree-ssa-threadedge.c: Likewise.
5490 * tree-ssa-threadupdate.c: Likewise.
5491 * tree-ssa-uninit.c: Likewise.
5492 * tree-ssanames.c: Likewise.
5493 * tree-streamer-out.c: Likewise.
5496 * vr-values.c: Likewise.
5498 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
5500 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
5501 (ix86_split_xorsign): Ditto.
5502 * config/i386/i386.c (ix86_expand_xorsign): New function.
5503 (ix86_split_xorsign): Ditto.
5504 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
5505 (xorsign<mode>3): New expander.
5506 (xorsign<mode>3_1): New insn_and_split pattern.
5507 * config/i386/sse.md (xorsign<mode>3): New expander.
5509 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
5511 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
5512 (*tablejump_sp64): Likewise.
5513 (*tablejump<P:mode>): ...this.
5514 (*call_address_sp32): Merge into...
5515 (*call_address_sp64): Likewise.
5516 (*call_address<P:mode>): ...this.
5517 (*call_symbolic_sp32): Merge into...
5518 (*call_symbolic_sp64): Likewise.
5519 (*call_symbolic<P:mode>): ...this.
5520 (call_value): Remove constraint and add predicate.
5521 (*call_value_address_sp32): Merge into...
5522 (*call_value_address_sp64): Likewise.
5523 (*call_value_address<P:mode>): ...this.
5524 (*call_value_symbolic_sp32): Merge into...
5525 (*call_value_symbolic_sp64): Likewise.
5526 (*call_value_symbolic<P:mode>): ...this.
5527 (*sibcall_symbolic_sp32): Merge into...
5528 (*sibcall_symbolic_sp64): Likewise.
5529 (*sibcall_symbolic<P:mode>): ...this.
5530 (sibcall_value): Remove constraint and add predicate.
5531 (*sibcall_value_symbolic_sp32): Merge into...
5532 (*sibcall_value_symbolic_sp64): Likewise.
5533 (*sibcall_value_symbolic<P:mode>): ...this.
5534 (window_save): Minor tweak.
5535 (*branch_sp32): Merge into...
5536 (*branch_sp64): Likewise.
5537 (*branch<P:mode>): ...this.
5539 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
5540 James Clarke <jrtc27@jrtc27.com>
5543 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
5544 consistently in TLS address generation and adjust code to the renaming
5545 of patterns. Mark calls to __tls_get_addr as const.
5546 * config/sparc/sparc.md (tgd_hi22): Turn into...
5547 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
5548 (tgd_lo10): Turn into...
5549 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
5550 (tgd_add32): Merge into...
5551 (tgd_add64): Likewise.
5552 (tgd_add<P:mode>): ...this and use Pmode throughout.
5553 (tldm_hi22): Turn into...
5554 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
5555 (tldm_lo10): Turn into...
5556 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
5557 (tldm_add32): Merge into...
5558 (tldm_add64): Likewise.
5559 (tldm_add<P:mode>): ...this and use Pmode throughout.
5560 (tldm_call32): Merge into...
5561 (tldm_call64): Likewise.
5562 (tldm_call<P:mode>): ...this and use Pmode throughout.
5563 (tldo_hix22): Turn into...
5564 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
5565 (tldo_lox10): Turn into...
5566 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
5567 (tldo_add32): Merge into...
5568 (tldo_add64): Likewise.
5569 (tldo_add<P:mode>): ...this and use Pmode throughout.
5570 (tie_hi22): Turn into...
5571 (tie_hi22<P:mode>): ...this and use Pmode throughout.
5572 (tie_lo10): Turn into...
5573 (tie_lo10<P:mode>): ...this and use Pmode throughout.
5574 (tie_ld64): Use DImode throughout.
5575 (tie_add32): Merge into...
5576 (tie_add64): Likewise.
5577 (tie_add<P:mode>): ...this and use Pmode throughout.
5578 (tle_hix22_sp32): Merge into...
5579 (tle_hix22_sp64): Likewise.
5580 (tle_hix22<P:mode>): ...this and use Pmode throughout.
5581 (tle_lox22_sp32): Merge into...
5582 (tle_lox22_sp64): Likewise.
5583 (tle_lox22<P:mode>): ...this and use Pmode throughout.
5584 (*tldo_ldub_sp32): Merge into...
5585 (*tldo_ldub_sp64): Likewise.
5586 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
5587 (*tldo_ldub1_sp32): Merge into...
5588 (*tldo_ldub1_sp64): Likewise.
5589 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
5590 (*tldo_ldub2_sp32): Merge into...
5591 (*tldo_ldub2_sp64): Likewise.
5592 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
5593 (*tldo_ldsb1_sp32): Merge into...
5594 (*tldo_ldsb1_sp64): Likewise.
5595 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
5596 (*tldo_ldsb2_sp32): Merge into...
5597 (*tldo_ldsb2_sp64): Likewise.
5598 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
5599 (*tldo_ldub3_sp64): Use DImode throughout.
5600 (*tldo_ldsb3_sp64): Likewise.
5601 (*tldo_lduh_sp32): Merge into...
5602 (*tldo_lduh_sp64): Likewise.
5603 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
5604 (*tldo_lduh1_sp32): Merge into...
5605 (*tldo_lduh1_sp64): Likewise.
5606 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
5607 (*tldo_ldsh1_sp32): Merge into...
5608 (*tldo_ldsh1_sp64): Likewise.
5609 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
5610 (*tldo_lduh2_sp64): Use DImode throughout.
5611 (*tldo_ldsh2_sp64): Likewise.
5612 (*tldo_lduw_sp32): Merge into...
5613 (*tldo_lduw_sp64): Likewise.
5614 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
5615 (*tldo_lduw1_sp64): Use DImode throughout.
5616 (*tldo_ldsw1_sp64): Likewise.
5617 (*tldo_ldx_sp64): Likewise.
5618 (*tldo_stb_sp32): Merge into...
5619 (*tldo_stb_sp64): Likewise.
5620 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
5621 (*tldo_sth_sp32): Merge into...
5622 (*tldo_sth_sp64): Likewise.
5623 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
5624 (*tldo_stw_sp32): Merge into...
5625 (*tldo_stw_sp64): Likewise.
5626 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
5627 (*tldo_stx_sp64): Use DImode throughout.
5629 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5631 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
5632 check configure option to set BTI and Return Address Signing.
5633 * configure.ac: Add --enable-standard-branch-protection and
5634 --disable-standard-branch-protection.
5635 * configure: Regenerated.
5636 * doc/install.texi: Document the same.
5638 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5639 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5641 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
5642 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
5643 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
5645 * config/aarch64/aarch64-bti-insert.c: New file.
5646 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
5648 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
5650 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
5651 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
5652 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
5653 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
5655 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5657 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
5658 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
5659 Disable bti for -mbranch-protection=none.
5660 (aarch64_handle_standard_branch_protection): Enable bti for
5661 -mbranch-protection=standard.
5662 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
5663 -mbranch-protection.
5664 (aarch64_bti_enabled): Check if bti is enabled.
5665 * config/aarch64/aarch64.opt: Declare target variable.
5666 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
5668 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5670 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
5671 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
5672 (aarch64_expand_epilogue): Likewise.
5673 (aarch64_output_mi_thunk): Likewise
5674 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
5675 TAILCALL_ADDR_REGS to x16 and x17.
5676 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
5678 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5680 * config/aarch64/aarch64-option-extensions.def: Define
5681 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
5682 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
5683 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
5684 (AARCH64_FL_PREDRES): New.
5685 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
5686 AARCH64_FL_PREDRES by default.
5687 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
5689 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5691 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
5693 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
5694 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
5695 * doc/invoke.texi: Document ARMv8.5-A.
5697 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
5699 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
5700 (xorsign<mode>3): Likewise.
5702 2019-01-09 Jelinek <jakub@redhat.com>
5705 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
5706 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
5708 PR rtl-optimization/88331
5709 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
5710 not currently_expanding_to_rtl.
5712 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
5714 * doc/invoke.texi (-Os): Remove trailing spaces.
5715 (-finline-functions): Remove reference to -O2.
5717 2019-01-08 Jakub Jelinek <jakub@redhat.com>
5719 PR rtl-optimization/79593
5720 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
5722 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
5723 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
5725 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
5728 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
5732 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
5733 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
5735 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
5738 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
5739 ix86_avx_u128_mode_entry.
5741 2019-01-08 Martin Liska <mliska@suse.cz>
5743 PR tree-optimization/88753
5744 * tree-switch-conversion.c (switch_conversion::build_one_array):
5745 Come up with local variable constructor. Convert first to
5746 type of constructor values.
5748 2019-01-08 Richard Biener <rguenther@suse.de>
5750 PR tree-optimization/86554
5751 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
5752 rpo_avail): Move earlier.
5753 (visit_nary_op): When value-numbering to expressions
5754 with different overflow behavior make sure there's an
5755 available expression on the path.
5757 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
5759 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
5760 aarch64_parse_branch_protection,
5761 struct aarch64_branch_protect_type,
5762 aarch64_handle_no_branch_protection,
5763 aarch64_handle_standard_branch_protection,
5764 aarch64_validate_mbranch_protection,
5765 aarch64_handle_pac_ret_protection,
5766 aarch64_handle_attr_branch_protection,
5767 accepted_branch_protection_string,
5768 aarch64_pac_ret_subtypes,
5769 aarch64_branch_protect_types,
5770 aarch64_handle_pac_ret_leaf): Define.
5771 (aarch64_override_options_after_change_1, aarch64_override_options):
5772 Add check for accepted_branch_protection_string.
5773 (aarch64_option_save): Save accepted_branch_protection_string.
5774 (aarch64_option_restore): Save accepted_branch_protection_string.
5775 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
5776 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
5777 msign-return-address.
5778 * doc/invoke.texi: Add mbranch-protection.
5780 2019-01-08 Alan Modra <amodra@gmail.com>
5783 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
5784 Delete "unknownp" parameter. Adjust callers. Handle
5785 CONST_INT, PLUS, MINUS, and MULT.
5786 (attr_value_aligned): Renamed from or_attr_value.
5787 (min_attr_value): Return INT_MIN for unhandled rtl case..
5788 (min_fn): ..and translate to INT_MAX here.
5789 (write_length_unit_log): Modify to cope without "unknown".
5790 (write_attr_value): Handle IF_THEN_ELSE.
5792 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
5794 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
5795 optimization for masked stores.
5797 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
5800 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
5801 output vector directly to duplicate_and_interleave instead of
5802 going through a temporary. Postpone insertion of ctor_seq to
5803 the end of the loop.
5805 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
5808 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
5809 unsigned_p. Handle signed and unsigned overflow correction as
5811 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
5813 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
5815 (add<mode>3_compareV_imm): Make this callable for expanding.
5816 (subv<GPI:mode>4): Use register_operand for operand 1. Use
5817 aarch64_plus_operand for operand 2.
5818 (subv<GPI:mode>_insn): New insn pattern.
5819 (subv<GPI:mode>_imm): Likewise.
5820 (negv<GPI:mode>3): New expand pattern.
5821 (negv<GPI:mode>_insn): New insn pattern.
5822 (negv<GPI:mode>_cmp_only): Likewise.
5823 (cmpv<GPI:mode>_insn): Likewise.
5824 (subvti4): Use register_operand for operand 1. Update call to
5825 aarch64_expand_subvti.
5826 (usubvti4): Likewise.
5827 (negvti3): New expand pattern.
5828 (negdi_carryout): New insn pattern.
5829 (negvdi_carryinV): New insn pattern.
5830 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
5831 version the named version.
5832 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
5834 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
5836 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
5838 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
5839 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
5840 (sub<mode>3_carryinCV): Delete.
5841 (sub<GPI:mode>3_carryinV): New expand pattern.
5842 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
5844 2019-01-07 Richard Biener <rguenther@suse.de>
5846 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
5847 of tree_operand_hash.
5849 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
5851 PR tree-optimization/88598
5852 * tree.h (single_nonzero_element): Declare.
5853 * tree.c (single_nonzero_element): New function.
5854 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
5855 if I is the only nonzero element of CST.
5857 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
5859 PR tree-optimization/88598
5860 * tree.h (initializer_each_zero_or_onep): Declare.
5861 * tree.c (initializer_each_zero_or_onep): New function.
5862 (signed_or_unsigned_type_for): Handle float types too.
5863 (unsigned_type_for, signed_type_for): Update comments accordingly.
5864 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
5865 x & { 0 or -1, 0 or -1, ... }.
5867 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
5869 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
5870 with x86_64-pc-linux-gnu.
5872 2019-01-07 Tom de Vries <tdevries@suse.de>
5875 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
5877 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
5880 2019-01-07 Jakub Jelinek <jakub@redhat.com>
5882 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
5883 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
5884 TARGET_AVX512F as condition.
5887 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
5888 const_not_ok_for_debug_p target hook.
5889 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
5890 on UNSPEC and subexpressions thereof if all subexpressions of the
5891 UNSPEC are CONSTANT_P.
5893 PR tree-optimization/88676
5894 * tree-ssa-phiopt.c (two_value_replacement): New function.
5895 (tree_ssa_phiopt_worker): Call it.
5898 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
5899 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
5902 * tree-vect-generic.c: Include insn-config.h and recog.h.
5903 (expand_vector_piecewise): Add defaulted ret_type argument,
5904 if non-NULL, use that in preference to type for the result type.
5905 (expand_vector_parallel): Formatting fix.
5906 (do_vec_conversion, do_vec_narrowing_conversion,
5907 expand_vector_conversion): New functions.
5908 (expand_vector_operations_1): Call expand_vector_conversion
5909 for VEC_CONVERT ifn calls.
5910 * internal-fn.def (VEC_CONVERT): New internal function.
5911 * internal-fn.c (expand_VEC_CONVERT): New function.
5912 * fold-const-call.c (fold_const_vec_convert): New function.
5913 (fold_const_call): Use it for CFN_VEC_CONVERT.
5914 * doc/extend.texi (__builtin_convertvector): Document.
5916 2019-01-07 Tom de Vries <tdevries@suse.de>
5918 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
5919 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
5920 vector_red_partition, vector_red_sym): New global variables.
5921 (nvptx_option_override): Initialize vector_red_sym.
5922 (nvptx_declare_function_name): Restore red_partition register.
5923 (nvptx_file_end): Emit code to declare the vector reduction variables.
5924 (nvptx_output_red_partition): New function.
5925 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
5926 large vector reductions.
5927 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
5928 (nvptx_init_builtins): Add VECTOR_ADDR.
5929 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
5930 Handle nvptx_expand_shared_addr.
5931 (nvptx_get_shared_red_addr): Add vector argument and handle large
5933 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
5935 (nvptx_goacc_reduction_init): Likewise.
5936 (nvptx_goacc_reduction_fini): Likewise.
5937 (nvptx_goacc_reduction_teardown): Likewise.
5938 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
5939 init,fini,teardown}.
5940 (nvptx_init_axis_predicate): Initialize vector_red_partition.
5941 (nvptx_set_current_function): Init vector_red_partition.
5942 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
5943 (nvptx_red_partition): New insn.
5944 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
5946 2019-01-07 Tom de Vries <tdevries@suse.de>
5949 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
5952 2019-01-07 Tom de Vries <tdevries@suse.de>
5954 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
5955 (nvptx_option_override): Init oacc_bcast_partition.
5956 (nvptx_init_oacc_workers): New function.
5957 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
5958 (nvptx_needs_shared_bcast): New function.
5959 (nvptx_find_par): Generalize to enable vectors to use shared-memory
5961 (nvptx_shared_propagate): Initialize vector bcast partition and
5962 synchronization state.
5963 (nvptx_single): Generalize to enable vectors to use shared-memory
5965 (nvptx_process_pars): Likewise.
5966 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
5967 * config/nvptx/nvptx.h (struct machine_function): Add
5968 bcast_partition and sync_bar members.
5970 2019-01-07 Tom de Vries <tdevries@suse.de>
5972 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
5973 (nvptx_apply_dim_limits): New function.
5974 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
5977 2019-01-07 Tom de Vries <tdevries@suse.de>
5979 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
5980 as late as possible.
5982 2019-01-07 Tom de Vries <tdevries@suse.de>
5984 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
5985 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
5986 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
5987 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
5988 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
5990 2019-01-07 Tom de Vries <tdevries@suse.de>
5992 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
5994 2019-01-07 Tom de Vries <tdevries@suse.de>
5996 * omp-offload.c (oacc_get_min_dim): New function.
5997 * omp-offload.h (oacc_get_min_dim): Declare.
5999 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
6002 * config/i386/i386.c (function_value_ms_64): Return small sturct in
6003 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
6005 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6009 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
6011 * ipa-inline.c (edge_badness): Use inlined_time instead of
6012 inline_summaries->get.
6014 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6016 * opts.c (enable_fdo_optimizations): Enable
6017 version-loops-for-strides, loop-interchange, unrol-and-jam
6018 and tree-loop-distribution.
6019 * invoke.texi: Document newly enabled options.
6021 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6023 * doc/invoke.texi (max-inline-insns-small): New parameters.
6024 * ipa-inline.c (want_early_inline_function_p): simplify.
6025 (want_inline_small_function_p): Fix pasto from previous patch;
6026 use max-inline-insns-small bound.
6027 * params.def (max-inline-insns-small): New param.
6028 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
6029 variables correctly.
6031 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6033 * doc/invoke.texi: Document max-inline-insns-size,
6034 uninlined-function-insns, uninlined-function-time,
6035 uninlined-thunk-insns and uninlined-thunk-time.
6036 * params.def: Add max-inline-insns-size,
6037 uninlined-function-insns, uninlined-function-time,
6038 uninlined-thunk-insns and uninlined-thunk-time.
6039 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
6041 * ipa-inline.c (can_inline_edge_by_limits_p,
6042 want_inline_small_function_p): Use new parameters.
6044 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6046 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
6048 2019-01-05 Jakub Jelinek <jakub@redhat.com>
6052 * expr.c (expand_assignment): For calls returning VLA structures
6053 if to_rtx is not a MEM, force it into a stack temporary.
6056 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
6057 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
6058 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
6059 subexpressions of both operands.
6060 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
6061 subrtxes are CONSTANT_P.
6062 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
6065 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
6067 * params.def (hot-bb-count-ws-permille): Set to 990.
6069 2019-01-04 Martin Sebor <msebor@redhat.com>
6072 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
6075 2019-01-04 Martin Sebor <msebor@redhat.com>
6078 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
6080 2019-01-04 Jakub Jelinek <jakub@redhat.com>
6082 * gdbinit.in: Turn off pagination for the skip commands, restore
6083 it to previous state afterwards.
6085 2019-01-04 Jakub Jelinek <jakub@redhat.com>
6088 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
6089 of GET_MODE (opN) as modes of the libcall arguments.
6091 2019-01-04 Jan Beulich <jbeulich@suse.com>
6093 * config/i386/sse.md
6094 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
6095 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
6096 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
6097 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
6098 avx512f_vmcmp<mode>3<round_saeonly_name>,
6099 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
6100 avx512f_maskcmp<mode>3,
6101 <avx512>_cvt<ssemodesuffix>2mask<mode>,
6102 <avx512>_cvt<ssemodesuffix>2mask<mode>,
6103 *<avx512>_cvtmask2<ssemodesuffix><mode>,
6104 *<avx512>_cvtmask2<ssemodesuffix><mode>,
6105 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
6106 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
6107 <avx512>_gt<mode>3<mask_scalar_merge_name>,
6108 <avx512>_gt<mode>3<mask_scalar_merge_name>,
6109 <avx512>_testm<mode>3<mask_scalar_merge_name>,
6110 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
6111 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
6112 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
6113 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
6114 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
6115 avx512cd_maskb_vec_dup<mode>,
6116 avx512cd_maskw_vec_dup<mode>,
6117 avx512dq_fpclass<mode><mask_scalar_merge_name>,
6118 avx512dq_vmfpclass<mode>,
6119 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
6122 2019-01-03 Martin Sebor <msebor@redhat.com>
6124 PR tree-optimization/88659
6125 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
6127 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
6129 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
6130 unaligned vsx and avoid lxvd2x/stxvd2x.
6131 (gen_lvx_v4si_move): New function.
6133 2019-01-03 Tom de Vries <tdevries@suse.de>
6135 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
6136 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
6138 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
6140 2019-01-03 Tom de Vries <tdevries@suse.de>
6142 * config/nvptx/nvptx.c (struct offload_attrs): New.
6143 (populate_offload_attrs): New function. Factor mask extraction out of
6144 nvptx_reorg. Add extraction of dimensions.
6145 (nvptx_reorg): Use populate_offload_attrs.
6147 2019-01-03 Tom de Vries <tdevries@suse.de>
6149 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
6150 cases for oacc_min_dims_p and routine_p. Add asserts for
6151 oacc_default_dims_p and offload_region_p.
6153 2019-01-03 Tom de Vries <tdevries@suse.de>
6155 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
6157 (nvptx_goacc_validate_dims): ... here.
6159 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
6161 PR tree-optimization/85574
6162 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
6164 (struct ssa_equip_hash_traits): Declare.
6165 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
6167 2019-01-03 Jakub Jelinek <jakub@redhat.com>
6170 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
6171 change it to qualified_type.
6173 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
6175 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
6176 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
6178 2019-01-02 Martin Sebor <msebor@redhat.com>
6179 Jeff Law <law@redhat.com>
6181 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
6182 (get_range_strlen_tree): Update appropriately.
6184 * gimple-fold.h (get_range_strlen): Drop unused last argument.
6186 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
6187 rather than set_range_info.
6188 * tree-ssa-strlen.c (set_strlen_range): Extracted from
6189 maybe_set_strlen_range. Handle potentially boundary crossing
6190 cases more conservatively.
6191 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
6192 Call set_strlen_range.
6193 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
6196 * gimple-fold.c (get_range_strlen): Update prototype to no longer
6197 need the flexp argument.
6198 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
6199 from calls to get_range_strlen. Update comments. Just update
6200 VAL for an unterminated const char array and let the reset of the
6201 code handle it normally. No longer try to set *flexp. Adjust
6203 (get_range_strlen): Update for the new get_range_strlen API.
6204 (get_maxval_strlen): Similarly.
6205 (gimple_fold_builtin_strlen): Handle update meaning of return value
6206 from get_range_strlen.
6207 * gimple-ssa-sprintf.c (get_string_length): Update for the new
6208 get_range_strlen API.
6210 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
6213 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
6214 false at WPA time when body was removed.
6216 2019-01-02 Martin Liska <mliska@suse.cz>
6218 PR tree-optimization/88650
6219 * predict.c (set_even_probabilities): Calculate probability
6220 remainer only when really used.
6222 2019-01-02 Richard Biener <rguenther@suse.de>
6225 * tree-data-ref.c (analyze_subscript_affine_affine): Use
6226 widest_ints when mangling max_stmt_execution results.
6228 2019-01-02 Richard Biener <rguenther@suse.de>
6230 PR tree-optimization/88621
6231 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
6232 bitfields when canoncalizing.
6234 2019-01-02 Richard Biener <rguenther@suse.de>
6237 * config/i386/x86-tune-costs.h (intel_cost): Adjust
6238 cost of cheap SSE instruction.
6240 2019-01-02 Richard Biener <rguenther@suse.de>
6243 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
6244 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
6246 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
6247 set after UIDs before splitting them.
6249 2019-01-01 Martin Sebor <msebor@redhat.com>
6250 Jeff Law <law@redhat.com>
6252 * gimple-fold.c (get_range_strlen_tree): Record if the computed
6253 length is optimistic. If it is, then arrange to compute the
6254 conservative length as well.
6256 * gimple-fold.h (get_range_strlen): Update prototype.
6257 * builtins.c (check_access): Update call to get_range_strlen to use
6258 c_strlen_data pointer. Change various variable accesses to instead
6259 pull data from the c_strlen_data structure.
6260 (check_strncat_sizes, expand_builtin_strncat): Likewise.
6261 * calls.c (maybe_warn_nonstring_arg): Likewise.
6262 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
6263 minimum length if maximum lengh is unknown.
6264 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
6265 that used c_strlen, it's no longer needed. Restructure slightly.
6266 (format_string): Set unlikely range appropriately.
6267 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
6269 (get_range_strlen): Accept c_strlen_data pointer for external
6270 call sites as well. Pass through to call to internal get_range_strlen.
6271 Adjust minlen, maxlen and maxbound as needed.
6272 (get_maxval_strlen): Update comments.
6273 (gimple_fold_builtin_strlen): Update call to get_range_strlen
6274 to use c_strlen_data pointer. Change variable accesses to instead
6275 use c_strlen_data data members.
6277 * gimple-fold.c (get_range_strlen): Update prototype.
6278 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
6279 local variables. Use pdata to return information to caller.
6280 Update calls to get_range_strlen. Update pdata->maxbound.
6281 (get_range_strlen -- static version): Similarly.
6282 (get_range_strlen -- extern version): Update for internal
6283 get_range_strlen API change. Convert to external data format.
6284 (get_maxval_strlen): Similarly.
6286 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
6288 * coverage.c (get_coverage_counts): Use current_function_decl.
6289 * profile.c (read_thunk_profile): New function.
6290 (branch_prob): Add THUNK parameter.
6291 * tree-profile.c (tree_profiling): Handle thunks.
6292 * value-prof.c (init_node_map): Handle thunks.
6293 * value-prof.h (branch_prob): Upate prototype.
6294 (read_thunk_profile): Declare.
6296 2019-01-01 Jakub Jelinek <jakub@redhat.com>
6298 Update copyright years.
6300 * gcc.c (process_command): Update copyright notice dates.
6301 * gcov-dump.c (print_version): Ditto.
6302 * gcov.c (print_version): Ditto.
6303 * gcov-tool.c (print_version): Ditto.
6304 * gengtype.c (create_file): Ditto.
6305 * doc/cpp.texi: Bump @copying's copyright year.
6306 * doc/cppinternals.texi: Ditto.
6307 * doc/gcc.texi: Ditto.
6308 * doc/gccint.texi: Ditto.
6309 * doc/gcov.texi: Ditto.
6310 * doc/install.texi: Ditto.
6311 * doc/invoke.texi: Ditto.
6313 Copyright (C) 2019 Free Software Foundation, Inc.
6315 Copying and distribution of this file, with or without modification,
6316 are permitted in any medium without royalty provided the copyright
6317 notice and this notice are preserved.