1 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
3 * config/s390/predicates.md (permute_pattern_operand): New
5 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
6 operand for the permute pattern.
7 ("*vec_perm<mode>"): New insn definition.
8 ("bswap<mode>"): Generate the permute pattern operand in the
9 expander and perform the operand reloads for pre arch13 level
11 ("*bswap<mode>_emu"): Rename to ...
12 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
13 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
14 Add the USE operand for the permute pattern.
15 ("*vec_set_bswap_vec<mode>"): Likewise.
17 2019-04-12 Jakub Jelinek <jakub@redhat.com>
20 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
21 and gcc_unreachable if it fails, just call tree_to_uhwi which
22 verifies that too. Test TREE_CHAIN instead of list_length > 1.
23 Start warning message with a lower-case letter. Formatting fixes.
25 PR rtl-optimization/90026
26 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
27 successors, look for BARRIERs inside of the whole BB_FOOTER chain
28 rather than just at the start of it. If e->src BB_FOOTER is not NULL
29 in cfglayout mode, use emit_barrier_after_bb.
31 2018-04-11 Steve Ellcey <sellcey@marvell.com>
33 PR rtl-optimization/87763
34 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
37 2019-04-11 Tom de Vries <tdevries@suse.de>
39 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
40 max macro using statement expression.
42 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
44 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
45 * xcoffout.c (xcoff_private_rodata_section_name): Define.
46 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
47 read_only_private_data_section using xcoff_private_rodata_section_name.
48 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
50 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
53 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
55 2019-04-11 Jakub Jelinek <jakub@redhat.com>
57 PR rtl-optimization/89965
58 * dce.c (sp_based_mem_offset): New function.
59 (find_call_stack_args): Use sp_based_mem_offset.
61 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
63 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
65 2019-04-11 Richard Biener <rguenther@suse.de>
67 PR tree-optimization/90020
68 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
69 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
70 * tree-ssa-pre.c (compute_avail): Use it to not put
71 possibly trapping references after a call that might not
73 * gcse.c (compute_hash_table_work): Do not elide
74 marking a block containing a call if the call might not
77 2019-04-11 Richard Biener <rguenther@suse.de>
79 PR tree-optimization/90018
80 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
81 Test both SLP and interleaving variants.
83 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
85 * config/s390/8561.md: New file.
86 * config/s390/driver-native.c (s390_host_detect_local_cpu):
88 * config/s390/s390-opts.h (enum processor_type): Likewise.
89 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
90 (s390_get_unit_mask): Likewise.
91 (s390_is_fpd): Likewise.
92 (s390_is_fxd): Likewise.
93 * config/s390/s390.h (s390_tune_attr): Likewise.
94 * config/s390/s390.md: Include arch13 pipeline description.
95 * config/s390/s390.opt: Add arch13.
97 2018-04-10 Steve Ellcey <sellcey@marvell.com>
99 PR rtl-optimization/87763
100 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
102 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
104 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
106 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
107 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
108 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
109 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
111 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
113 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
114 "Although" in -fipa-icf documentation.
116 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
117 of using multiple -g options.
119 2019-04-10 Martin Liska <mliska@suse.cz>
121 PR gcov-profile/89959
122 * doc/gcov.texi: Make documentation of -x option
125 2019-04-10 Richard Biener <rguenther@suse.de>
127 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
129 (DR_GROUP_SAME_DR_STMT): Remove.
130 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
131 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
133 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
134 (vect_record_grouped_load_vectors): Remove unreachable code.
136 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
139 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
140 obsolete reference to N.
142 2019-04-10 Jakub Jelinek <jakub@redhat.com>
145 * expr.c (store_expr): Set properly size on the MEM passed to
149 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
150 with strlen in between hostsz-3 and hostsz-1 inclusive when no
151 translation is needed, and when translation is needed, only append
152 ... if the string length is hostsz or more bytes long. Avoid using
155 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
158 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
159 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
161 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
162 differences directly.
163 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
165 2019-04-09 Jakub Jelinek <jakub@redhat.com>
168 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
170 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
172 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
173 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
174 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
175 trailing space from -gsplit-dwarf diagnostics.
177 PR tree-optimization/89998
178 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
179 instead of integer_type_node if possible, don't add ranges if return
180 type is not compatible with int.
181 * gimple-fold.c (gimple_fold_builtin_sprintf,
182 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
185 2019-04-09 Martin Liska <mliska@suse.cz>
187 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
188 * doc/install.texi: Document the new config.
190 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
192 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
193 use gimple_expr_type for load and store calls. Skip over the
194 condition argument in a conditional internal function.
195 Protect use of TREE_INT_CST_LOW.
197 2019-04-09 Jakub Jelinek <jakub@redhat.com>
200 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
201 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
202 trailing period from it too.
204 2019-04-08 wu yuan <wuyuan5@huawei.com>
206 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
207 * config/aarch64/aarch64.md : Add "tsv110.md"
208 * config/aarch64/tsv110.md: New file.
210 2019-04-08 Richard Biener <rguenther@suse.de>
212 PR tree-optimization/90006
213 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
216 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
219 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
221 (fma_root_node): Likewise.
222 (func_fma_steering): Likewise.
224 2019-04-08 Jakub Jelinek <jakub@redhat.com>
226 PR rtl-optimization/89865
227 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
229 PR rtl-optimization/89865
230 * config/i386/i386.md
231 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
232 numbers not to clash with the additional operands[4].
233 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
234 with extra register copy in the middle.
236 2019-04-08 Martin Liska <mliska@suse.cz>
238 PR gcov-profile/89961
239 * doc/gcov.texi: Document data_file.
240 * gcov.c (generate_results): Add data_info into JSON output.
242 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
244 PR tree-optimization/89725
245 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
246 loop's chrec as invariant symbol.
247 * tree-chrec.h (chrec_contains_symbols): New parameter.
248 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
249 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
250 function of loops not in DDR's loop_nest.
251 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
253 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
256 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
259 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
262 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
263 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
265 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
267 * sched-deps.c (sched_macro_fuse_insns): Check return value of
268 targetm.fixed_condition_code_regs.
270 2019-04-05 Richard Biener <rguenther@suse.de>
274 * tree-cfgcleanup.c (remove_forwarder_block): Always move
275 debug bind stmts but reset them if they are not valid at the
278 2019-04-05 Martin Liska <mliska@suse.cz>
281 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
282 order to wrap keywords or arguments.
283 * collect2.c (main): Likewise.
284 (scan_prog_file): Likewise.
285 (scan_libraries): Likewise.
286 * common/config/riscv/riscv-common.c
287 (riscv_subset_list::parsing_subset_version): Likewise.
288 (riscv_subset_list::parse_std_ext): Likewise.
289 * config/aarch64/aarch64.c (aarch64_override_options_internal):
291 * config/arm/arm.c (arm_option_override): Likewise.
292 * config/cris/cris.c (cris_print_operand): Likewise.
293 * config/darwin-c.c (darwin_pragma_options): Likewise.
294 (darwin_pragma_unused): Likewise.
295 (darwin_pragma_ms_struct): Likewise.
296 * config/ft32/ft32.c (ft32_print_operand): Likewise.
297 * config/i386/i386.c (print_reg): Likewise.
298 (ix86_print_operand): Likewise.
299 * config/i386/xm-djgpp.h: Likewise.
300 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
301 * config/m32c/m32c.c (m32c_option_override): Likewise.
302 * config/msp430/msp430.c (msp430_option_override): Likewise.
303 * config/nds32/nds32.c (nds32_option_override): Likewise.
304 * config/nvptx/mkoffload.c (main): Likewise.
305 * config/rx/rx.c (rx_print_operand): Likewise.
306 (valid_psw_flag): Likewise.
307 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
308 (vms_pragma_nomember_alignment): Likewise.
309 (vms_pragma_extern_model): Likewise.
310 * lto-wrapper.c (compile_offload_image): Likewise.
311 * omp-offload.c (oacc_parse_default_dims): Likewise.
312 * symtab.c (symtab_node::verify_base): Likewise.
313 * tlink.c (recompile_files): Likewise.
314 (start_tweaking): Likewise.
315 * tree-profile.c (parse_profile_filter): Likewise.
317 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
319 PR tree-optimization/89956
320 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
321 multiple negates of the same value.
323 2019-04-04 Martin Sebor <msebor@redhat.com>
327 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
328 have the same precision since the function crashes otherwise.
329 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
330 has non-zero arguments.
332 2019-04-04 Martin Sebor <msebor@redhat.com>
335 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
336 out if the number of arguments is less than expected.
338 2019-04-04 Jeff Law <law@redhat.com>
340 PR rtl-optimization/89399
341 * ree.c (combine_set_extension): Use single_set rather than
342 digging into PATTERN for items on the candidate list.
343 (combine_reaching_defs): Likewise.
345 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
347 PR rtl-optimization/46590
348 * loop-invariant.c (find_defs): Move df_remove_problem and
349 df_process_deferred_rescans to move_invariants.
350 Move df_live_add_problem and df_live_set_all_dirty calls
352 (move_invariants): Likewise.
353 (move_loop_invariants): Likewise, making the df_live calls
354 conditional on -O. Remove the problem again if we added it
357 2019-04-03 qing zhao <qing.zhao@oracle.com>
359 PR tree-optimization/89730
360 * ipa-inline.c (can_inline_edge_p): Delete the checking for
361 -flive-patching=inline-only-static.
362 (can_inline_edge_by_limits_p): Add the checking for
363 -flive-patching=inline-only-static and grant always_inline
364 even when -flive-patching=inline-only-static is specified.
366 2019-04-03 Jeff Law <law@redhat.com>
368 PR rtl-optimization/81025
369 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
371 2019-04-03 Richard Biener <rguenther@suse.de>
373 PR tree-optimization/84101
374 * tree-vect-stmts.c: Include explow.h for hard_function_value,
375 regs.h for hard_regno_nregs.
376 (cfun_returns): New helper.
377 (vect_model_store_cost): When vectorizing a store to a decl
378 we return and the function ABI returns in a multi-reg location
379 account for the possible spilling that will happen.
381 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
383 * config/s390/s390.c (s390_legitimate_address_p): Reject long
384 displacement addresses for vector mode operands.
386 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
388 * config/arc/arc.c (GMASK_LEN): Define.
389 (arc_restore_callee_saves): Restore first blink when
392 2019-04-03 Sudakshina Das <sudi.das@arm.com>
394 * doc/extend.texi: Add deprecated comment on sign-return-address
395 function attribute and add mbranch-protection.
396 * doc/invoke.texi: Add bti to the options for mbranch-protection.
398 2019-04-03 Richard Biener <rguenther@suse.de>
401 * lto-wrapper.c (run_gcc): Avoid implicit rules making
402 the all target phony.
404 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
408 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
409 Return false for variable DImode shifts.
410 (dimode_scalar_chain::compute_convert_gain): Do not handle
411 register count operand in variable DImode shifts.
412 (dimode_scalar_chain::make_vector_copies): Remove support to copy
413 count argument of a variable shift instruction to a vector register.
414 (dimode_scalar_chain::convert_reg): Remove support to convert
415 count argument of a variable shift instruction.
417 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
419 PR rtl-optimization/84206
420 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
421 iterating over loop headers.
423 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
425 PR rtl-optimization/85876
426 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
427 beyond the original fence.
429 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
431 * config.gcc: Mark spu* targets as deprecated/obsolete.
433 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
435 * config/s390/s390-builtin-types.def: New builtin function type
436 definitions. Remove unused types.
437 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
438 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
439 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
441 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
442 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
443 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
444 (vec_double, vec_signed, vec_unsigned): Define to use the new
446 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
449 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
451 * config/s390/s390-builtin-types.def: New builtin function type
453 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
454 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
455 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
456 (s390_vstrszh, s390_vstrszf): New low-level builtins.
457 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
458 constant definitions.
459 * config/s390/vecintrin.h (vec_search_string_cc)
460 (vec_search_string_until_zero_cc): New builtin name definitions.
461 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
463 ("vec_vstrs<mode>"): New insn definition.
465 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
467 * config/s390/s390-builtin-types.def: Add new builtin function
469 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
470 New overloaded builtins.
471 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
473 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
474 (UNSPEC_VEC_SLDBYTE): ... this.
475 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
476 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
478 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
479 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
480 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
482 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
484 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
486 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
487 * config/s390/vector.md (V_HW_HSD): ... here.
489 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
491 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
492 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
493 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
494 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
495 New insn definitions.
497 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
499 * config/s390/s390-builtin-types.def: Add new builtin function type.
500 * config/s390/s390-builtins.def: Add overloaded builtin
501 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
502 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
503 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
504 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
505 ("eltswap<mode>"): New expander.
506 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
509 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
511 * config/s390/s390-builtin-types.def: Add new builtin function types.
512 * config/s390/s390-builtins.def: Add overloaded builtin
513 s390_vec_revb. Add low-level builtins for vlbr and vstbr
515 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
516 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
517 ("bswap<mode>"): New expander.
518 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
520 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
522 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
523 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
524 vector builtin version number in __VEC__.
526 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
528 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
530 (SFSI): New mode attribute.
531 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
532 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
534 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
535 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
536 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
537 ("floatsi<mode>2"): Add wcefb instruction.
539 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
541 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
542 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
544 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
545 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
546 support 32 bit fp-int conversions. Rename to ...
547 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
548 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
549 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
550 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
553 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
555 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
556 if-then-else constructs if we can use the select instruction.
557 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
559 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
561 * config/s390/s390.md ("*popcountdi_arch13_cc")
562 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
564 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
565 Append _z196 to make it ...
566 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
567 ("popcounthi2_z196"): ... this.
568 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
569 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
571 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
573 * config/s390/s390.c (s390_canonicalize_comparison): Convert
574 certain compares for arch13 in order to make use of the condition
575 code result produced by the new instructions.
576 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
577 nxrk, and nxgrk instruction patterns.
578 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
579 (inv_no): Add new code iterator together with some attributes.
580 ("*andc_split_<mode>"): Disable splitter for arch13.
581 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
582 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
583 ("*<ANDOR:bitops_name>c<GPR:mode>")
584 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
585 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
586 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
587 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
589 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
591 * common/config/s390/s390-common.c (processor_flags_table): New
593 * config.gcc: Support arch13 with the --with-arch= configure flag.
594 * config/s390/driver-native.c (s390_host_detect_local_cpu):
595 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
596 * config/s390/s390.c (s390_get_sched_attrmask)
597 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
598 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
599 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
600 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
601 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
603 * config/s390/s390.opt: Support arch13 as processor type in
604 command line options.
606 2019-04-02 Martin Liska <mliska@suse.cz>
609 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
610 Fix param description of graphite-max-arrays-per-scop.
612 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
614 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
615 (ASAN_CC1_SPEC): Use it in 64-bit mode.
616 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
618 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
620 PR rtl-optimization/85412
621 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
622 sel_sched_region_1, not after.
624 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
626 PR rtl-optimization/86928
627 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
628 compute_live if necessary.
629 (sel_redirect_edge_and_branch): Likewise.
631 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
633 PR rtl-optimization/89865
634 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
635 register if it is a part of small class.
637 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
639 PR rtl-optimization/87273
640 * sel-sched-ir.c (merge_fences): Remove assert.
642 2019-04-01 Richard Biener <rguenther@suse.de>
644 PR tree-optimization/46590
645 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
646 (dom_walker::m_reachability): Add in place of...
647 (dom_walker::m_skip_unreachable_blocks): ...this.
648 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
649 Move complex initialization ...
650 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
651 lazily and initialize edge flags on each invocation.
652 (dom_walker::bb_reachable): Use m_reachability.
654 2019-04-01 Martin Liska <mliska@suse.cz>
657 * opt-suggestions.c (option_proposer::build_option_suggestions):
658 Add variant without any argument in order to provide better
661 2019-04-01 Richard Biener <rguenther@suse.de>
664 * gimple.c: Include langhooks.h.
665 (gimple_get_alias_set): Treat enumeral types as the underlying
668 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
669 Eric Botcazou <ebotcazou@adacore.com>
671 PR rtl-optimization/89862
672 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
673 that operates on the full registers for WORD_REGISTER_OPERATIONS
676 2019-03-29 Jim Wilson <jimw@sifive.com>
678 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
679 Clear MASK_RVC and then set if C subset supported.
681 2019-03-29 Jakub Jelinek <jakub@redhat.com>
684 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
685 non-addressable complit into its initializer if it is volatile.
687 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
689 * opts-common.c (integral_argument): Set errno properly in one case.
691 2019-03-29 Martin Liska <mliska@suse.cz>
693 * doc/invoke.texi: Remove -Wchkp from documentation.
695 2019-03-29 Martin Liska <mliska@suse.cz>
697 * dbgcnt.c (print_limit_reach): New function.
700 2019-03-29 Martin Liska <mliska@suse.cz>
702 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
703 (dbg_cnt_process_opt): Parse first tokens aas
704 dbg_cnt_process_single_pair is also using strtok.
706 2019-03-29 Jakub Jelinek <jakub@redhat.com>
708 PR rtl-optimization/87485
709 * function.c (expand_function_end): Move stack_protect_epilogue
710 before loading of return value into hard register(s).
712 2019-03-28 Jakub Jelinek <jakub@redhat.com>
715 * tree-inline.h (struct copy_body_data): Add
716 dont_remap_vla_if_no_change flag.
717 * tree-inline.c (remap_type_3, remap_type_2): New functions.
718 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
719 and remap_type_2 returns false.
720 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
721 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
722 only from where it is copied to nested contexts.
724 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
727 * config/i386/i386.md (RMW operation with LEA peephole):
728 Use LEAMODE mode attribute instead of SWI mode iterator for
731 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
734 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
735 Also process XEXP (src, 0) of a shift insn.
737 2019-03-28 David Malcolm <dmalcolm@redhat.com>
740 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
741 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
743 2019-03-28 Jakub Jelinek <jakub@redhat.com>
745 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
747 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
748 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
749 immediately after first one with df_analyze in between, but rather
750 process all bbs, queueing ones that need second pass in a worklist,
751 df_analyze, process queued debug insn changes and if second pass is
752 needed, process bbs from worklist, df_analyze, process queued debug
755 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
756 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
757 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
759 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
762 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
765 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
768 * config/i386/i386.c (ix86_function_value_1): Call the newly added
769 function for 32-bit MS_ABI.
770 (function_value_ms_32): New function.
772 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
774 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
775 (movdi): Call gen_movdi_symbol_save_scc.
776 (gen_movdi_symbol_save_scc): New insn and split.
778 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
780 PR rtl-optimization/89313
781 * function.c (matching_constraint_num): New static function.
782 (match_asm_constraints_1): Use it. Fixup white space and comment.
783 Don't replace inputs with non-matching constraints which conflict
784 with early clobber outputs.
786 2019-03-27 Jeff Law <law@redhat.com>
789 PR rtl-optimization/87761
790 PR rtl-optimization/89826
791 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
793 (pass_cprop_hardreg::execute): Call df_analyze after adding the
794 note problem to get REG_DEAD/REG_UNUSED notes updated.
796 2019-03-27 Richard Biener <rguenther@suse.de>
798 PR tree-optimization/89463
799 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
800 queue edges to remove.
801 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
802 dead stmts. Delay edge removal until PHIs are removed to
803 make debug-stmt creation not confused by seemingly degenerate
806 2019-03-27 Alan Modra <amodra@gmail.com>
808 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
810 * config/rs6000/darwin.h: Likewise.
811 * config/rs6000/rs6000.c: Likewise.
813 2019-03-27 Alan Modra <amodra@gmail.com>
815 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
816 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
818 2019-03-26 Andrew Waterman <andrew@sifive.com>
819 Jim Wilson <jimw@sifive.com>
821 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
822 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
823 (generic_idivdi, generic_fmul_single, generic_fmul_double)
824 (generic_fdiv, generic_fsqrt): Add check for generic tune.
825 (generic_alu): Add auipc to type list.
826 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
827 (riscv_microarchitecture): Declare.
828 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
829 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
831 (riscv_microarchitecture): New.
832 (sifive_7_tune_info): New.
833 (riscv_cpu_info_table): Add microarchitecture value for rocket and
834 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
836 (riscv_store_data_bypass_p): New.
837 (riscv_option_override): Set riscv_microarchitecture from
838 cpu->microarchitecture.
839 * config/riscv/riscv.md: Include sifive-7.md.
842 (auipc<mode>): Change type to auipc.
843 (restore_stack_nonlocal): New.
844 * config/riscv/sifive-7.md: New.
845 * doc/invoke.texi (RISC-V Options): Update mtune docs.
847 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
850 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
851 Also process XEXP (src, 0) of a shift insn.
853 2019-03-26 Richard Biener <rguenther@suse.de>
855 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
856 (copy_debug_stmt): Likewise.
857 (expand_call_inline): Likewise.
858 (copy_bb): Avoid redundant lookup & set of gimple_block.
859 * gimple-low.c (lower_gimple_return): Likewise.
860 (lower_builtin_setjmp): Likewise.
862 2019-03-26 Jakub Jelinek <jakub@redhat.com>
864 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
865 is constant 0, turn into static const data member initialized to false.
866 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
867 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
869 2019-03-26 Jason Merrill <jason@redhat.com>
870 Jakub Jelinek <jakub@redhat.com>
872 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
874 (mem_alloc_description::release_object_overhead): Fix comment typos.
875 * hash-table.h (hash_table::~hash_table): Call
876 release_instance_overhead only if m_entries is non-NULL, otherwise
877 call unregister_descriptor.
879 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
881 PR tree-optimization/81740
882 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
883 In case of outer loop vectorization, check for backward dependence
884 at the inner loop if outer loop dependence is reversed.
886 2019-03-26 Alan Modra <amodra@gmail.com>
888 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
889 rs6000_vector_mem init. Correct wI and wJ comment.
891 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
893 PR rtl-optimization/88347
894 PR rtl-optimization/88423
895 * sched-deps.c (sched_analyze_insn): Take into account that for
896 tablejumps the barrier appears after a label and a jump_table_data.
898 2019-03-25 Martin Sebor <msebor@redhat.com>
901 * c-common.c (check_user_alignment): Rename local. Correct maximum
902 alignment in diagnostic. Avoid assuming argument fits in SHWI,
903 convert it to UHWI when it fits.
905 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
908 * dwarf2out.c (premark_used_variables): New function.
909 (prune_unused_types_walk): Do not mark not premarked external
911 (prune_unused_types): Call premark_used_variables.
913 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
915 PR rtl-optimization/89676
916 * lra-constraints.c (curr_insn_transform): Do match reload for
917 early clobbers when the match was successful only for different
920 2019-03-25 Martin Sebor <msebor@redhat.com>
922 * doc/extend.texi (Common Type Attributes): Document vector_size.
923 (Common Variable Attributes): Mention size constraint. Correct
925 (Vector Extensions): Use @dfn when defining bas type. Clarify
926 base type and size constraints.
928 2019-03-25 Richard Biener <rguenther@suse.de>
930 PR tree-optimization/89789
931 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
932 changes from non-undefined back to undefined.
934 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
936 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
937 heap string and a gc string, but since this variable is unknown to
938 ggc the gc string might get reused and corrupted. Fixed by always
941 2019-03-25 Richard Biener <rguenther@suse.de>
943 PR tree-optimization/89779
944 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
945 to remove IV defs, delay actual removal.
946 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
947 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
948 very end, properly also reset loop control IV information.
950 2019-03-25 Richard Biener <rguenther@suse.de>
952 PR tree-optimization/89802
953 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
954 move EH data to folded stmt.
956 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
958 * config/s390/s390-builtin-types.def: Remove few unused types and
959 fix sort order for others.
961 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
963 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
964 expected and found types with -mdebug during builtin matching.
966 2019-03-25 Richard Biener <rguenther@suse.de>
969 * fold-const.c (operand_equal_p): Revert last change with
972 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
974 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
975 notes for the result of the __tls_get_addr calls.
976 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
978 2019-03-24 Jeff Law <law@redhat.com>
980 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
982 PR rtl-optimization/87761
983 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
984 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
986 (pass_cprop_hardreg::execute): Add df note problem and defer insn
987 rescans. Reprocess blocks as needed, calling df_analyze before
988 reprocessing. Always call df_analyze before fixing up debug bind
991 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
993 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
996 2019-03-22 Andrew Pinski <apinski@marvell.com>
998 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
1001 2019-03-26 Jeff Law <law@redhat.com>
1003 PR rtl-optimization/87761
1004 * config/mips/mips-protos.h (mips_split_move): Add new argument.
1005 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
1006 (mips_split_move): Accept new INSN argument. Try to forward SRC
1007 into the next instruction.
1008 (mips_split_move_insn): Pass INSN through to mips_split_move.
1010 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
1012 PR rtl-optimization/89676
1013 * lra-constraints.c (curr_insn_transform): Do match reload for
1014 early clobbers even if the match was successful.
1016 2019-03-22 Jakub Jelinek <jakub@redhat.com>
1019 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
1021 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
1023 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
1025 2019-03-22 Jakub Jelinek <jakub@redhat.com>
1027 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
1028 <avx512>_fmsub_<mode>_mask3<round_name>,
1029 <avx512>_fnmadd_<mode>_mask3<round_name>,
1030 <avx512>_fnmsub_<mode>_mask3<round_name>,
1031 avx512f_vmfmadd_<mode>_mask3<round_name>,
1032 avx512f_vmfmsub_<mode>_mask3<round_name>,
1033 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
1034 instead of register_operand and %v instead of v for match_operand 1.
1035 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
1036 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
1037 <round_nimm_predicate> instead of register_operand and %v instead of v
1038 for match_operand 1.
1040 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
1041 <avx512>_fmadd_<mode>_mask3<round_name>,
1042 <avx512>_fmsub_<mode>_mask<round_name>,
1043 <avx512>_fmsub_<mode>_mask3<round_name>,
1044 <avx512>_fnmadd_<mode>_mask<round_name>,
1045 <avx512>_fnmadd_<mode>_mask3<round_name>,
1046 <avx512>_fnmsub_<mode>_mask<round_name>,
1047 <avx512>_fnmsub_<mode>_mask3<round_name>,
1048 <avx512>_fmaddsub_<mode>_mask<round_name>,
1049 <avx512>_fmaddsub_<mode>_mask3<round_name>,
1050 <avx512>_fmsubadd_<mode>_mask<round_name>,
1051 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
1052 <round_nimm_predicate> instead of nonimmediate_operand.
1053 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
1054 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
1055 Use register_operand instead of <round_nimm_predicate> for the
1056 operand that needs to match output.
1057 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
1058 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
1059 Likewise. Formatting fixes.
1062 * config/i386/i386.c (enum ix86_builtins): Remove
1063 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
1064 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
1065 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
1066 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
1067 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
1068 __builtin_ia32_vfmsubss3_mask3): New builtins.
1069 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
1070 avx512f_vmfmadd_<mode>_mask3<round_name>,
1071 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
1072 *avx512f_vmfmsub_<mode>_mask<round_name>,
1073 avx512f_vmfmsub_<mode>_mask3<round_name>,
1074 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
1075 *avx512f_vmfnmadd_<mode>_mask<round_name>,
1076 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
1077 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
1078 *avx512f_vmfnmsub_<mode>_mask<round_name>,
1079 avx512f_vmfnmsub_<mode>_mask3<round_name>,
1080 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
1081 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
1082 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
1083 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
1084 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
1085 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
1086 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
1087 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
1088 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
1089 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
1090 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
1091 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
1092 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
1093 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
1094 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
1095 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
1096 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
1097 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
1098 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
1099 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
1100 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
1101 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
1103 2019-03-21 Martin Sebor <msebor@redhat.com>
1105 PR tree-optimization/89350
1106 * builtins.c (compute_objsize): Also ignore offsets whose upper
1108 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
1109 (builtin_memref::builtin_memref): Initialize new member.
1110 Allow EXPR to be null.
1111 (builtin_memref::extend_offset_range): Replace local with a member.
1112 Avoid assuming pointer offsets are unsigned.
1113 (builtin_memref::set_base_and_offset): Determine base object
1114 before computing offset range.
1115 (builtin_access::builtin_access): Handle memset.
1116 (builtin_access::generic_overlap): Replace local with a member.
1117 (builtin_access::strcat_overlap): Same.
1118 (builtin_access::overlap): Same.
1119 (maybe_diag_overlap): Same.
1120 (maybe_diag_access_bounds): Same.
1121 (wrestrict_dom_walker::check_call): Handle memset.
1122 (check_bounds_or_overlap): Same.
1124 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
1125 Jakub Jelinek <jakub@redhat.com>
1128 * tree.c (fld_type_variant, fld_incomplete_type_of,
1129 fld_process_array_type): Call fld->pset.add and don't call
1130 add_tree_to_fld_list if it returns true.
1131 (free_lang_data_in_type): Similarly with self-recursive call. Purge
1132 non-marked types from TYPE_NEXT_VARIANT list.
1133 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
1135 2019-03-21 Jakub Jelinek <jakub@redhat.com>
1137 * hash-table.h (hash_table): Add Lazy template parameter defaulted
1138 to false, if true, don't alloc_entries during construction, but defer
1139 it to the first method that needs m_entries allocated.
1140 (hash_table::hash_table, hash_table::~hash_table,
1141 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
1142 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
1143 hash_table::clear_slot, hash_table::traverse_noresize,
1144 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
1145 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
1147 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
1148 NO_INSERT instead of find_with_hash.
1149 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
1150 hash_set::m_table): Add Lazy to template params of hash_table.
1151 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
1152 * attribs.c (test_attribute_exclusions): Likewise.
1153 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
1154 hash_set. Add tests for hash_set with Lazy = true.
1156 2019-03-21 Richard Biener <rguenther@suse.de>
1158 PR tree-optimization/89779
1159 * tree.c (tree_nop_conversion): Consolidate and fix defensive
1160 checks with respect to released SSA names now having error_mark_node
1162 * fold-const.c (operand_equal_p): Likewise.
1164 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
1167 * config/s390/s390.c (global_not_special_regno_p): Move to make it
1169 (s390_optimize_register_info): Use global_not_special_regno_p to
1170 check for global regs.
1172 2019-03-20 Jakub Jelinek <jakub@redhat.com>
1175 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
1176 update this_alternative nor this_alternative_set.
1178 2019-03-19 Jim Wilson <jimw@sifive.com>
1181 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
1182 align, size, offset. Use them to handle a BLKmode reference. Update
1184 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
1186 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1188 PR rtl-optimization/89768
1189 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
1191 (unroll_loop_runtime_iterations): Likewise.
1193 2019-03-19 Martin Sebor <msebor@redhat.com>
1195 PR tree-optimization/89644
1196 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
1197 rather than endptr as an indicator of nul-termination.
1199 PR tree-optimization/89644
1200 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
1201 arrays in determining sequence sizes in strncpy and stpncpy.
1203 2019-03-19 Martin Liska <mliska@suse.cz>
1206 * predict.c (combine_predictions_for_bb): Empty likely_edges and
1207 unlikely_edges if there's an edge that belongs to both these sets.
1209 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
1212 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
1213 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
1214 go via a stack temporary.
1216 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1219 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
1220 instead of gen_rtx_SUBREG.
1221 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
1223 2019-03-19 Richard Biener <rguenther@suse.de>
1226 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
1228 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
1232 * tree.c (free_lang_data_in_decl): Do not free context of C++
1235 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1238 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
1239 subs for the first alternative except when operands[3] is 1.
1242 * gimplify.c (gimplify_asm_expr): For output argument with
1243 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
1246 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
1248 PR rtl-optimization/89753
1249 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
1250 explicit unrolling factor even more robust.
1252 2019-03-19 Jakub Jelinek <jakub@redhat.com>
1255 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
1256 compensation use x2 += 1 instead of x2 -= -1 and when honoring
1257 signed zeros, do another copysign after the compensation.
1259 2019-03-18 Martin Sebor <msebor@redhat.com>
1261 PR tree-optimization/89720
1262 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
1263 more conservatively, the same as anti-range.
1265 2019-03-18 Richard Biener <rguenther@suse.de>
1268 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
1269 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
1270 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
1271 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
1273 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
1275 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
1276 Extend queue to 1024 entries.
1277 Add "consumed" field.
1278 (gomp_print_output): Remove print_index parameter.
1279 Add final parameter.
1280 Change limit to unsigned.
1281 Use consumed field to implement circular buffer.
1282 Detect interrupted print in final pass.
1283 Flush output at the end.
1284 (run): Update gomp_print_output usage.
1285 (main): Initialize kernargs->output_data.consumed.
1287 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
1289 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
1290 calculation of the minimum number of scalar iterations for
1291 fully-predicated loops.
1293 2019-03-18 Martin Jambor <mjambor@suse.cz>
1295 PR tree-optimization/89546
1296 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
1297 any propagation to its children took place.
1299 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
1302 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
1303 parameter, and make use of it.
1304 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
1306 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1308 * config/arc/arc.opt (mcode-density-frame): Get the inital value
1309 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
1310 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
1311 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
1312 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
1313 match what the ops is doing.
1314 (push_multi_fp_blink): Likewise.
1315 * config/arc/arc.c (arc_override_options): Enable enter/leave when
1316 compiling for size and elf target.
1317 (arc_save_callee_enter): Adjust note to match what enter/leave
1320 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1322 * config/arc/arc.md (tst_movb): Fix constraint.
1324 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1326 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
1328 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
1330 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
1331 * config/arc/arc.c (arc_conditional_register_usage): Remove all
1332 reg_alloc_order references.
1333 (size_alloc_order): Define.
1334 (arc_adjust_reg_alloc_order): New function.
1335 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
1337 (ADJUST_REG_ALLOC_ORDER): Define.
1338 (HONOR_REG_ALLOC_ORDER): Likewise.
1340 2019-03-18 Richard Biener <rguenther@suse.de>
1343 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
1344 loads and stores a bit more.
1346 2019-03-18 Richard Biener <rguenther@suse.de>
1349 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
1350 load pessimization to stores as well.
1352 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
1355 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
1356 successor, use NULL as its av set.
1358 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
1360 PR rtl-optimization/89721
1361 * lra-constraints (invariant_p): Return false if side_effects_p holds.
1363 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
1366 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1367 When handling vec_extract, use modular arithmetic to allow
1368 constant selectors greater than vector length.
1369 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
1370 V1TImode vectors to have constant selector values greater than 0.
1371 Use modular arithmetic to compute vector index.
1372 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
1373 index for in-memory vectors. Correct code generation for
1374 in-register vectors.
1375 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
1378 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
1382 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
1385 2019-03-15 Jakub Jelinek <jakub@redhat.com>
1388 * tree.c (inchash::add_expr): Strip any location wrappers.
1389 * fold-const.c (operand_equal_p): Move stripping of location wrapper
1390 after hash verification.
1393 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
1394 SIGN_EXTEND and ZERO_EXTEND.
1396 2019-03-14 Jason Merrill <jason@redhat.com>
1397 Jakub Jelinek <jakub@redhat.com>
1399 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
1400 than if is_empty (*slot).
1401 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
1402 existing elt and for elt removal.
1403 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
1404 of already removed elt.
1406 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
1409 * config/i386/i386.c (remove_partial_avx_dependency): Handle
1412 2019-03-14 Martin Liska <mliska@suse.cz>
1415 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
1417 2019-03-14 Richard Biener <rguenther@suse.de>
1420 * config/i386/i386.c (make_resolver_func): Properly set
1421 DECL_CONTEXT on the RESULT_DECL.
1422 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
1424 2019-03-14 Richard Biener <rguenther@suse.de>
1426 * gimple-pretty-print.c: Include cfgloop.h.
1427 (dump_gimple_phi): Adjust.
1428 (dump_gimple_bb_header): Dump loop header for GIMPLE.
1429 (pp_cfg_jump): Adjust.
1430 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
1431 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
1432 (lower_phi_internal_fn): Remove.
1433 (verify_gimple_call): Remove IFN_PHI special-casing.
1434 (dump_function_to_file): Dump IL state.
1435 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
1436 done to deal with PHI nodes being present in non-SSA state.
1438 2019-03-14 Jakub Jelinek <jakub@redhat.com>
1441 * multiple_target.c (create_dispatcher_calls): Change
1442 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
1443 In the node->iterate_referring loop, push *ref rather than ref, call
1444 ref->remove_reference () and always pass 0 to iterate_referring.
1446 PR rtl-optimization/89679
1447 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
1448 would contain a paradoxical SUBREG.
1450 2019-03-14 Richard Biener <rguenther@suse.de>
1452 PR tree-optimization/89710
1453 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
1456 2019-03-14 Martin Liska <mliska@suse.cz>
1458 * coverage.c (coverage_begin_function): Stream also
1460 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
1461 documentation about function declaration location.
1462 * gcov-dump.c (tag_function): Print whole range
1463 of function declaration.
1464 * gcov.c (struct function_info): Add end_column field.
1465 (function_info::function_info): Initialize it.
1466 (output_json_intermediate_file): Output {start,end}_column
1468 (read_graph_file): Read end_column.
1470 2019-03-14 Richard Biener <rguenther@suse.de>
1473 * fold-const.c (operand_equal_p): For INDIRECT_REF check
1474 that the access types are similar.
1476 2019-03-14 Jakub Jelinek <jakub@redhat.com>
1478 PR tree-optimization/89703
1479 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
1480 aren't compatible also with builtin_decl_explicit. Check pure
1481 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
1482 and BUILT_IN_STPNCPY{,_CHK}.
1484 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
1487 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
1488 addr32 prefix to VSIB address for X32.
1489 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
1491 (*avx512pf_gatherpf<mode>df_mask): Likewise.
1492 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
1493 (*avx512pf_scatterpf<mode>df_mask): Likewise.
1494 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
1495 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
1496 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
1497 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
1498 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
1499 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
1500 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
1501 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
1502 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
1503 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
1504 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
1505 (*avx512f_scatterdi<mode>): Likewise.
1507 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
1510 * lra-constraints.c (inherit_in_ebb): Update
1511 potential_reload_hard_regs along with live_hard_regs.
1513 2019-03-13 Jakub Jelinek <jakub@redhat.com>
1516 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
1518 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
1520 2019-03-13 Martin Sebor <msebor@redhat.com>
1522 PR tree-optimization/89662
1523 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
1526 2019-03-13 Richard Biener <rguenther@suse.de>
1529 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
1530 throw FP expressions at tree-affine.
1532 2019-03-14 Richard Biener <rguenther@suse.de>
1534 * tree-pretty-print.c (dump_generic_node): For -gimple properly
1535 dump negative integer constants using _Literal (type) -num.
1537 2019-03-13 Jakub Jelinek <jakub@redhat.com>
1539 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
1540 nonlocal_value member.
1543 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
1544 (ipa_simd_modify_function_body): Handle PHIs.
1546 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
1548 * config/s390/s390.c (s390_option_override_internal): Use more
1549 aggressive inlining parameters.
1551 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
1553 * config/s390/3906.md: New file.
1554 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
1555 (LONGRUNNING_THRESHOLD): Remove.
1556 (MAX_SCHED_MIX_SCORE): Decrease.
1557 (MAX_SCHED_MIX_DISTANCE): Decrease.
1558 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
1559 (struct s390_sched_state): New struct to hold scheduling state.
1560 (S390_SCHED_STATE_NORMAL): Remove.
1561 (S390_SCHED_STATE_CRACKED): Remove.
1562 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
1563 (s390_get_sched_attrmask): Use new attribute.
1564 (s390_get_unit_mask): Use new units.
1565 (s390_is_fpd): New function.
1566 (s390_is_fxd): New function.
1567 (s390_is_longrunning): New function.
1568 (s390_sched_score): Use new functions.
1569 (s390_sched_reorder): Likewise.
1570 (s390_sched_variable_issue): Rework and use new functions.
1571 (s390_sched_init): Use new functions.
1572 * config/s390/s390.h (s390_tune_attr): Add z14.
1573 * config/s390/s390.md: Add z14.
1575 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
1577 * config/s390/2964.md: Update pipeline description.
1578 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
1579 (LONGRUNNING_THRESHOLD): Remove.
1580 (LATENCY_FACTOR): Remove.
1581 (s390_get_unit_mask): Add unit.
1582 (s390_sched_score): Use fxd/fpd.
1583 (s390_sched_variable_issue): Use fxd/fpd.
1585 2019-03-12 Martin Liska <mliska@suse.cz>
1587 * config/i386/i386.c: Reword an error message.
1589 2019-03-12 Martin Jambor <mjambor@suse.cz>
1591 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
1592 terminate with newline.
1594 2019-03-12 Jakub Jelinek <jakub@redhat.com>
1597 * config/s390/s390.md (tabort): Use %wd instead of
1598 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
1599 letters and periods.
1600 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
1601 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
1605 * builtins.c (expand_builtin_int_roundingfn,
1606 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
1607 gcc_unreachable if validate_arglist fails.
1609 2019-03-12 Richard Biener <rguenther@suse.de>
1611 PR tree-optimization/89664
1612 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
1613 free the occurance tree after the early out.
1615 2019-03-11 Jakub Jelinek <jakub@redhat.com>
1619 * vr-values.c (vr_values::update_value_range): If
1620 old_vr->varying_p (), don't update it, make new_vr also VARYING
1623 2019-03-11 Martin Liska <mliska@suse.cz>
1625 * config/aarch64/aarch64.c (aarch64_override_options_internal):
1626 Fix double string quoting.
1628 2019-03-11 Martin Liska <mliska@suse.cz>
1630 * collect-utils.c (collect_wait): Wrap apostrophes
1631 in gcc internal format with %'.
1632 * collect2.c (main): Likewise.
1633 (scan_prog_file): Likewise.
1634 (scan_libraries): Likewise.
1635 * config/i386/i386.c (ix86_expand_call): Likewise.
1636 (ix86_handle_interrupt_attribute): Likewise.
1637 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
1638 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
1639 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
1640 * lto-wrapper.c (find_crtoffloadtable): Likewise.
1641 * symtab.c (symtab_node::verify_base): Likewise.
1642 * tree-cfg.c (verify_gimple_label): Likewise.
1643 * tree.c (verify_type_variant): Likewise.
1645 2019-03-11 Martin Liska <mliska@suse.cz>
1647 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
1648 in a string format message and fix GNU coding style.
1649 (expand_builtin_set_thread_pointer): Likewise.
1650 * common/config/aarch64/aarch64-common.c
1651 (aarch64_rewrite_selected_cpu): Likewise.
1652 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
1653 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
1654 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
1655 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
1656 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
1657 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
1658 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
1659 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
1660 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
1661 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
1663 * common/config/riscv/riscv-common.c
1664 (riscv_subset_list::parsing_subset_version): Likewise.
1665 (riscv_subset_list::parse_std_ext): Likewise.
1666 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
1667 (riscv_subset_list::parse): Likewise.
1668 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
1669 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
1670 (aarch64_override_options_internal): Likewise.
1671 (aarch64_validate_mcpu): Likewise.
1672 (aarch64_validate_march): Likewise.
1673 (aarch64_validate_mtune): Likewise.
1674 (aarch64_override_options): Likewise.
1675 * config/alpha/alpha.c (alpha_option_override): Likewise.
1676 * config/arc/arc.c (arc_init): Likewise.
1677 (parse_mrgf_banked_regs_option): Likewise.
1678 (arc_override_options): Likewise.
1679 (arc_expand_builtin_aligned): Likewise.
1680 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
1681 (arm_expand_builtin): Likewise.
1682 * config/arm/arm.c (arm_option_check_internal): Likewise.
1683 (arm_configure_build_target): Likewise.
1684 (arm_option_override): Likewise.
1685 (arm_options_perform_arch_sanity_checks): Likewise.
1686 (arm_handle_cmse_nonsecure_entry): Likewise.
1687 (arm_handle_cmse_nonsecure_call): Likewise.
1688 (arm_tls_referenced_p): Likewise.
1689 (thumb1_expand_prologue): Likewise.
1690 * config/avr/avr.c (avr_option_override): Likewise.
1691 * config/bfin/bfin.c (bfin_option_override): Likewise.
1692 * config/c6x/c6x.c (c6x_option_override): Likewise.
1693 * config/cr16/cr16.c (cr16_override_options): Likewise.
1694 * config/cris/cris.c (cris_option_override): Likewise.
1695 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
1696 * config/darwin-c.c (macosx_version_as_macro): Likewise.
1697 * config/darwin.c (darwin_override_options): Likewise.
1698 * config/frv/frv.c (frv_expand_builtin): Likewise.
1699 * config/h8300/h8300.c (h8300_option_override): Likewise.
1700 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
1701 (ix86_option_override_internal): Likewise.
1702 (warn_once_call_ms2sysv_xlogues): Likewise.
1703 (ix86_expand_prologue): Likewise.
1704 (split_stack_prologue_scratch_regno): Likewise.
1705 (ix86_warn_parameter_passing_abi): Likewise.
1706 * config/ia64/ia64.c (fix_range): Likewise.
1707 * config/m68k/m68k.c (m68k_option_override): Likewise.
1708 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
1709 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
1710 (mips_set_compression_mode): Likewise.
1711 * config/mmix/mmix.c (mmix_option_override): Likewise.
1712 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
1713 * config/msp430/msp430.c (msp430_option_override): Likewise.
1714 * config/nds32/nds32.c (nds32_option_override): Likewise.
1715 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
1716 (nios2_option_override): Likewise.
1717 (nios2_expand_custom_builtin): Likewise.
1718 * config/nvptx/mkoffload.c (main): Likewise.
1719 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
1720 * config/pa/pa.c (fix_range): Likewise.
1721 (pa_option_override): Likewise.
1722 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
1723 (riscv_option_override): Likewise.
1724 * config/rl78/rl78.c (rl78_option_override): Likewise.
1725 * config/rs6000/aix61.h: Likewise.
1726 * config/rs6000/aix71.h: Likewise.
1727 * config/rs6000/aix72.h: Likewise.
1728 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
1729 * config/rs6000/freebsd64.h: Likewise.
1730 * config/rs6000/linux64.h: Likewise.
1731 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
1732 (rs6000_expand_zeroop_builtin): Likewise.
1733 (rs6000_expand_mtfsb_builtin): Likewise.
1734 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
1735 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
1736 (rs6000_invalid_builtin): Likewise.
1737 (rs6000_expand_split_stack_prologue): Likewise.
1738 * config/rs6000/rtems.h: Likewise.
1739 * config/rx/rx.c (valid_psw_flag): Likewise.
1740 (rx_expand_builtin): Likewise.
1741 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
1742 * config/s390/s390.c (s390_expand_builtin): Likewise.
1743 (s390_function_profiler): Likewise.
1744 (s390_option_override_internal): Likewise.
1745 (s390_option_override): Likewise.
1746 * config/sh/sh.c (sh_option_override): Likewise.
1747 (sh_builtin_saveregs): Likewise.
1748 (sh_fix_range): Likewise.
1749 * config/sh/vxworks.h: Likewise.
1750 * config/sparc/sparc.c (sparc_option_override): Likewise.
1751 * config/spu/spu.c (spu_option_override): Likewise.
1752 (fix_range): Likewise.
1753 * config/visium/visium.c (visium_option_override): Likewise.
1754 (visium_handle_interrupt_attr): Likewise.
1755 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
1756 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
1757 (dbg_cnt_process_opt): Likewise.
1758 * dwarf2out.c (output_dwarf_version): Likewise.
1759 * except.c (expand_eh_return): Likewise.
1760 * gcc.c (defined): Likewise.
1761 (driver_handle_option): Likewise.
1762 (process_command): Likewise.
1763 (compare_files): Likewise.
1764 (driver::prepare_infiles): Likewise.
1765 (driver::do_spec_on_infiles): Likewise.
1766 (driver::maybe_run_linker): Likewise.
1767 * omp-offload.c (oacc_parse_default_dims): Likewise.
1768 * opts-global.c (handle_common_deferred_options): Likewise.
1769 * opts.c (parse_sanitizer_options): Likewise.
1770 (common_handle_option): Likewise.
1771 (enable_warning_as_error): Likewise.
1772 * passes.c (enable_disable_pass): Likewise.
1773 * plugin.c (parse_plugin_arg_opt): Likewise.
1774 (default_plugin_dir_name): Likewise.
1775 * targhooks.c (default_expand_builtin_saveregs): Likewise.
1776 (default_pch_valid_p): Likewise.
1777 * toplev.c (init_asm_output): Likewise.
1778 (process_options): Likewise.
1779 (toplev::run_self_tests): Likewise.
1780 * tree-cfg.c (verify_gimple_call): Likewise.
1781 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
1782 (tree_inlinable_function_p): Likewise.
1783 * var-tracking.c (vt_find_locations): Likewise.
1785 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
1787 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
1788 only on the else branch.
1790 2019-03-11 Martin Liska <mliska@suse.cz>
1792 * gcov.c (output_intermediate_json_line): Print function
1794 (output_json_intermediate_file): Add new argument.
1795 * doc/gcov.texi: Document the change.
1797 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
1799 PR rtl-optimization/89588
1800 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
1801 explicit unrolling factor more robust.
1803 2019-03-11 Richard Biener <rguenther@suse.de>
1805 PR tree-optimization/89649
1806 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
1807 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
1808 on the prolog and epilog loops.
1809 (vect_loop_versioning): Return copy of loop.
1810 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
1811 on the non-vectorized version of the loop.
1813 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
1816 * config/i386/sse.md (*vec_extractv2di_0_sse):
1817 Add (=r,x) alternative and corresponding splitter.
1819 2019-03-10 Martin Jambor <mjambor@suse.cz>
1821 PR tree-optimization/85762
1822 PR tree-optimization/87008
1823 PR tree-optimization/85459
1824 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
1825 it points to if there is a type changing MEM_REF. Adjust all callers.
1826 (build_accesses_from_assign): Disable total scalarization if
1827 contains_vce_or_bfcref_p returns true through the new parameter, for
1830 2019-03-09 Jakub Jelinek <jakub@redhat.com>
1833 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
1834 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
1837 * common.opt (fdiagnostics-show-labels,
1838 fdiagnostics-show-line-numbers, fdiagnostics-format=,
1839 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
1840 gas-locview-support, ginline-points, ginternal-reset-location-views):
1841 Terminate description text with a dot.
1842 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
1843 * config/mcore/mcore.opt (m210, m340): Likewise.
1844 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
1845 mnops=): Start description text with a capital letter.
1846 * config/arc/arc.opt (msize-level=): Likewise.
1847 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
1848 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
1850 * config/ft32/ft32.opt (msim): Likewise.
1851 (mft32b, mcompress): Likewise. Terminate description text with a dot.
1852 (mnodiv, mnopm): Terminate description text with a dot.
1853 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
1855 * config/i386/i386.opt (prefer_vector_width, instrument_return):
1857 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
1860 PR rtl-optimization/89634
1861 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
1862 are modified in BB_END (e->src) instruction.
1864 2019-03-08 David Malcolm <dmalcolm@redhat.com>
1867 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
1868 messages more amenable to translation, and improve wording.
1870 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
1872 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
1873 ud- and du-chains between phases.
1875 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
1878 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
1879 instead of POLY_INT_CST.
1881 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
1883 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
1886 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
1891 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
1892 (_mm_storeu_si64): Ditto.
1894 2019-03-08 Martin Liska <mliska@suse.cz>
1897 * config/i386/i386.c (ix86_option_override_internal): Disable
1898 jump tables when retpolines are used.
1900 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
1903 * ipa-split.c (execute_split_functions): Do not split
1904 'noinline' or 'section' function.
1906 2019-03-08 Jakub Jelinek <jakub@redhat.com>
1909 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
1910 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
1911 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
1914 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
1915 from diagnostics. Formatting fixes.
1918 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
1919 warn_odr diagnostics.
1922 * lra-constraints.c (process_alt_operands): Avoid one space before
1923 " at the end of line and another after " on another line in a string
1925 * attribs.c (handle_dll_attribute): Likewise.
1926 * config/avr/avr-devices.c (avr_texinfo): Likewise.
1928 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
1929 warning_at or inform messages in G_() if there is no ?:.
1931 PR tree-optimization/89550
1932 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
1933 returned true. Formatting fixes.
1934 (expand_builtin_strnlen): Formatting fixes.
1935 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
1936 if warning_at returned true.
1937 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
1939 2019-03-08 Richard Biener <rguenther@suse.de>
1942 * cfgloop.h (struct loop): Add owned_clique field.
1943 * cfgloopmanip.c (copy_loop_info): Copy it.
1944 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
1946 * tree-inline.c (copy_loops): Remap owned_clique.
1947 * lto-streamer-in.c (input_cfg): Stream owned_clique.
1948 * lto-streamer-out.c (output_cfg): Likewise.
1950 2019-03-08 Jakub Jelinek <jakub@redhat.com>
1953 * config/darwin.c: Include intl.h.
1954 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
1955 composing the message out of two separate parts.
1957 2019-03-07 Jakub Jelinek <jakub@redhat.com>
1960 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
1961 doesn't start with a capital letter and doesn't end with a dot.
1962 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
1963 with a capital letter.
1964 (ix86_mangle_function_version_assembler_name): Likewise.
1965 (ix86_generate_version_dispatcher_body): Likewise.
1966 (fold_builtin_cpu): Likewise.
1967 (get_builtin_code_for_version): Likewise. Remove extraneous space.
1968 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
1969 translators, wrap full type name in %qs.
1971 PR translation/79999
1972 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
1973 depend clause with source (or sink) modifier.
1974 * omp-expand.c (expand_omp_ordered_sink): Likewise.
1977 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
1978 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
1979 (avx512f_load<mode>_mask): New define_expand.
1980 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
1981 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
1982 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
1983 __builtin_ia32_movess_mask): New builtins.
1984 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
1985 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
1986 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
1987 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
1989 2019-03-07 Martin Jambor <mjambor@suse.cz>
1992 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
1993 for extern inline functions.
1995 2019-03-07 Martin Jambor <mjambor@suse.cz>
1998 * cgraph.h (cgraph_node): New inline method former_thunk_p.
1999 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
2000 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
2001 have multiple callees. At the end check if declarations match as
2002 opposed to cgraph_nodes.
2004 2019-03-07 Martin Liska <mliska@suse.cz>
2006 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
2007 which is equivalent to searching for this in clones chain.
2008 * symtab.c (symtab_node::verify_base): Similarly compare ASM
2009 names with a neighbour and special case first node in a chain.
2011 2019-01-25 Jason Merrill <jason@redhat.com>
2013 PR c++/80916 - spurious "static but not defined" warning.
2014 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
2015 for an internal symbol with DECL_EXTERNAL.
2017 2019-04-07 Richard Biener <rguenther@suse.de>
2020 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
2021 * tree-inline.c (copy_loops): Simplify.
2023 2019-03-07 Martin Liska <mliska@suse.cz>
2025 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
2027 2019-03-07 Richard Biener <rguenther@suse.de>
2029 PR tree-optimization/89595
2030 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
2031 stmt iterator as reference, take boolean output parameter to
2032 indicate whether the stmt was removed and thus the iterator
2034 (dom_opt_dom_walker::before_dom_children): Re-iterate over
2035 stmts created by folding.
2037 2019-03-07 Jakub Jelinek <jakub@redhat.com>
2040 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
2043 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
2045 PR rtl-optimization/88845
2046 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
2048 * lra.c (remove_scratches_1): New function.
2049 (remove_scratches): Use it.
2050 (lra_emit_move): Likewise.
2052 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
2054 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
2055 unaligned_access variable.
2056 * config/arc/arc.c (arc_override_options): Set unaligned access
2057 default on for HS CPUs.
2058 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
2060 2019-03-06 Martin Liska <mliska@suse.cz>
2062 PR gcov-profile/89577
2063 * doc/gcov.texi: Prefer to use --coverage.
2064 * doc/sourcebuild.texi: Likewise.
2066 2019-03-02 Jason Merrill <jason@redhat.com>
2068 PR c++/86485 - -Wmaybe-unused with empty class ?:
2069 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
2071 2019-03-05 Jakub Jelinek <jakub@redhat.com>
2074 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
2078 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
2079 exactly one argument.
2081 2019-03-05 Jakub Jelinek <jakub@redhat.com>
2082 Richard Sandiford <richard.sandiford@arm.com>
2084 PR tree-optimization/89570
2085 * match.pd (vec_cond into cond_op simplification): Don't use
2086 get_conditional_internal_fn, use as_internal_fn (cond_op).
2088 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
2091 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
2092 to decide when to split off a non-zero offset from a symbol.
2093 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
2094 in function symbols.
2096 2019-03-05 Richard Biener <rguenther@suse.de>
2098 PR tree-optimization/89594
2099 * tree-if-conv.c (pass_if_conversion::execute): Handle
2100 case where .LOOP_VECTORIZED_FUNCTION was removed.
2102 2019-03-05 Jakub Jelinek <jakub@redhat.com>
2105 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
2106 instead alloca it only when needed with the needed size.
2108 PR tree-optimization/89570
2109 * match.pd (vec_cond into cond_op simplification): Guard with
2110 vectorized_internal_fn_supported_p test and #if GIMPLE.
2112 PR tree-optimization/89566
2113 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
2114 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
2115 Punt if get_user_idx_format succeeds, but idx_format argument is
2116 not provided or doesn't have pointer type, or if idx_args is above
2117 number of provided arguments.
2119 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
2121 PR tree-optimization/89437
2122 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
2124 2019-03-04 Richard Biener <rguenther@suse.de>
2127 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
2130 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
2132 PR tree-optimization/89487
2133 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
2134 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
2135 (distribute_loop): Don't do runtime alias check if there is non-
2136 addressable data reference.
2137 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
2138 is a register variable.
2140 2019-03-02 Jakub Jelinek <jakub@redhat.com>
2143 * config/arm/arm.md (cmpsi2_addneg): Use
2144 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
2145 If operands[2] is 0 or INT_MIN, force use of subs.
2146 (*compare_scc splitter): Use gen_int_mode.
2147 (*negscc): Likewise.
2148 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
2150 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
2151 Monk Chiang <sh.chiang04@gmail.com>
2153 * common/config/riscv/riscv-common.c: Include sstream.
2154 (riscv_subset_list::to_string): New.
2155 (riscv_arch_str): Likewise.
2156 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
2158 * config/riscv/riscv-protos.h (riscv_arch_str): New.
2159 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
2160 (riscv_emit_attribute): New.
2161 (riscv_file_start): Emit attribute if needed.
2162 (riscv_option_override): Init riscv_emit_attribute_p.
2163 * config/riscv/riscv.opt (mriscv-attribute): New option.
2164 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
2166 * doc/install.texi: Document --with-riscv-attribute.
2167 * doc/invoke.texi: Document -mriscv-attribute.
2169 * common/config/riscv/riscv-common.c:
2170 Include config/riscv/riscv-protos.h.
2171 (INCLUDE_STRING): Defined.
2172 (RISCV_DONT_CARE_VERSION): Defined.
2173 (riscv_subset_t): Declare.
2174 (riscv_subset_t::riscv_subset_t): New.
2175 (riscv_subset_list): Declare.
2176 (riscv_subset_list::riscv_subset_list): New.
2177 (riscv_subset_list::~riscv_subset_list): Likewise.
2178 (riscv_subset_list::parsing_subset_version): Likewise.
2179 (riscv_subset_list::parse_std_ext): Likewise.
2180 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
2181 (riscv_subset_list::add): Likewise.
2182 (riscv_subset_list::lookup): Likewise.
2183 (riscv_subset_list::xlen): Likewise.
2184 (riscv_subset_list::parse): Likewise.
2185 (riscv_supported_std_ext): Likewise.
2186 (current_subset_list): Likewise.
2187 (riscv_parse_arch_string): Using riscv_subset_list::parse to
2190 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
2192 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
2193 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
2194 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
2196 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
2198 PR rtl-optimization/85899
2199 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
2200 fallthru edges leading to the exit block.
2202 2019-03-01 Tamar Christina <tamar.christina@arm.com>
2205 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
2206 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
2208 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
2210 PR tree-optimization/89535
2211 * tree-vect-stmts.c (vectorizable_call): Record the vector types
2212 for each operand. Calculate the fallback choice for mask operands
2213 and pass it to vect_get_vec_def_for_operand.
2215 2019-03-01 Richard Biener <rguenther@suse.de>
2218 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
2219 get virtual operands.
2220 (get_expr_operands): Handle CONST_DECL like other decls.
2222 2019-03-01 Jakub Jelinek <jakub@redhat.com>
2225 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
2226 on DECL_P and EXPR_P.
2228 2019-03-01 Richard Biener <rguenther@suse.de>
2231 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
2232 argument, defaulted to zero.
2233 * passes.c (execute_function_todo): Pass down SSA update flags
2234 to cleanup_tree_cfg.
2235 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
2236 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
2238 (cleanup_tree_cfg): Get and pass down SSA update flags.
2240 2019-03-01 Jakub Jelinek <jakub@redhat.com>
2243 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
2244 early_lto_debug argument.
2246 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
2248 PR tree-optimization/89536
2249 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
2250 only whether bit #0 of the value is 0 instead of the entire value.
2252 2019-02-28 Marek Polacek <polacek@redhat.com>
2254 PR c++/87068 - missing diagnostic with fallthrough statement.
2255 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
2256 at the end of a seq, save its location to walk_stmt_info.
2257 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
2260 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
2263 * tree.c (find_atomic_core_type): Move ahead in file.
2264 (check_base_type): Correctly compare alignments of atomic types.
2266 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
2269 * config/i386/i386.c (get_builtin_code_for_version): Identify
2270 Westmere from PCLMUL, instead of AES.
2272 2019-02-28 Jakub Jelinek <jakub@redhat.com>
2275 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
2276 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
2279 2019-02-28 Tamar Christina <tamar.christina@arm.com>
2282 * config/aarch64/aarch64-option-extensions.def: Document it.
2283 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
2286 2019-02-28 Jakub Jelinek <jakub@redhat.com>
2289 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
2290 builtins if they don't have a single scalar floating point argument.
2293 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
2295 PR rtl-optimization/89490
2296 * varasm.c (get_block_for_section): Bail out for mergeable sections.
2297 (default_use_anchors_for_symbol_p, output_object_block): Assert the
2298 block section is not mergeable.
2300 2019-02-27 Jakub Jelinek <jakub@redhat.com>
2303 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
2304 old define_insn to ...
2305 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
2306 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
2307 Rename old define_insn to ...
2308 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
2309 (thumb2_casesi_internal_pic): New define_expand. Rename old
2311 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
2312 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
2313 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
2315 2019-02-27 Richard Biener <rguenther@suse.de>
2318 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
2320 2019-02-27 Richard Biener <rguenther@suse.de>
2322 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
2325 2019-02-27 Richard Biener <rguenther@suse.de>
2328 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
2329 parameter, prefix section name with .gnu.debuglto_ if true.
2330 (dwarf2out_finish): Pass false to output_comdat_type_unit.
2331 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
2333 2019-02-27 Richard Biener <rguenther@suse.de>
2336 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
2337 rather than on use_debug_types, doing what output_die does.
2338 (value_format): Likewise.
2340 2019-02-27 Martin Jambor <mjambor@suse.cz>
2341 Martin Sebor <msebor@redhat.com>
2343 * doc/invoke.texi (Warning Options): Reword description of
2344 -Wno-absolute-value.
2346 2019-02-27 Jakub Jelinek <jakub@redhat.com>
2348 PR tree-optimization/89280
2349 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
2350 builtin_setjmp_setup_bb): New functions.
2351 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
2352 When visiting __builtin_setjmp_setup block, queue in special
2353 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
2354 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
2355 from visited after the loop if they don't have any visited successor
2358 2018-02-26 Steve Ellcey <sellcey@marvell.com>
2360 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
2362 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
2364 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2367 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
2368 with types other than sizetype/ssizetype.
2370 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
2372 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
2373 (enum sparc_processor_type): ...this.
2374 (enum sparc_code_model_type): New enumeration type.
2375 (enum sparc_memory_model_type): Tweak comments.
2376 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
2378 (mcmodel): Use sparc_code_model enumeration and variable.
2379 (sparc_code_model): New enumeration.
2380 (mdebug): Add Undocumented marker.
2381 * config/sparc/sparc.h (enum cmodel): Delete.
2382 (sparc_cmodel): Likewise.
2383 (TARGET_CM_MEDLOW): Adjust to above renaming.
2384 (TARGET_CM_MEDMID): Likewise.
2385 (TARGET_CM_MEDANY): Likewise.
2386 (TARGET_CM_EMBMEDANY): Likewise.
2387 * config/sparc/sparc.c (sparc_cmodel): Delete.
2388 (sparc_option_override): Remove string/value mapping support for the
2389 code model. Move code and memory model support to after the handling
2390 of target flags. Do private machine setup last.
2391 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
2392 (sparc_legitimize_reload_address): Likewise.
2393 (sparc_output_mi_thunk): Likewise.
2394 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
2396 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2398 PR tree-optimization/89500
2399 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
2400 (handle_builtin_strlen): Remove noncst_bound variable. Always
2401 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
2402 cst if the first cst bytes starting at x are known to be non-zero,
2403 even if the string is not zero terminated. Don't try to modify
2404 *si for strnlen. Update strlen_to_stridx only for strlen or if
2405 we can prove strnlen returns the same value as strlen would.
2407 2019-02-26 Martin Liska <mliska@suse.cz>
2409 * alloc-pool.h (struct pool_usage): Remove extra
2411 * bitmap.h (struct bitmap_usage): Likewise.
2412 * ggc-common.c (struct ggc_usage): Likewise.
2413 * mem-stats.h (struct mem_usage): Likewise.
2414 (mem_alloc_description::dump): Print dash lines
2415 here and repeat header at the end of a table report.
2416 It's then more readable.
2417 * tree-phinodes.c (phinodes_print_statistics): Make
2418 horizontal alignment.
2419 * tree-ssanames.c (ssanames_print_statistics): Likewise.
2420 * vec.c (struct vec_usage): Remove extra print_dash_line.
2421 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
2423 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
2425 * doc/extend.texi (__builtin_object_size):
2426 Use @pxref instead of @xref inside parenthesis.
2427 (__builtin_has_attribute): Add missing comma after @xref.
2428 (__builtin_object_size): Ditto.
2429 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
2430 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
2433 2019-02-26 Jeff Law <law@redhat.com>
2435 PR rtl-optimization/87761
2436 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
2437 detect obviously dead insns and delete them.
2439 2019-02-26 Richard Biener <rguenther@suse.de>
2441 PR tree-optimization/89505
2442 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
2443 to handle restrict pointed-to vars with multiple subvars
2446 2019-02-26 Richard Biener <rguenther@suse.de>
2448 PR tree-optimization/89489
2449 * tree-parloops.c (create_loop_fn): Copy over last_clique.
2451 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
2453 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
2454 and move around comment.
2455 <BIT_AND_EXPR>: Likewise.
2456 <BIT_NOT_EXPR>: Add specific handling for boolean types.
2458 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2461 * config/i386/i386.c (remove_partial_avx_dependency): Call
2462 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
2463 after changing possibly many instructions to use that pseudo. Fix up
2464 insertion of v4sf_const0 setter at the start of bb.
2466 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
2469 * doc/extend.texi (Variadic Pointer Args): New section.
2471 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
2472 Martin Sebor <msebor@gmail.com>
2474 * common.opt (Wattribute-alias): Likewise.
2475 * doc/invoke.texi (Option Summary): List general form of
2476 -Wattribute-alias=. List positive form of -Wmissing-attributes.
2477 (-Wmissing-attributes): Invert entry, rewrite and correct default.
2478 Add cross-references.
2479 (-Wattribute-alias): Rewrite and correct default. Mention
2480 considered attributes (same as for -Wmissing-attributes).
2482 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
2484 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
2485 (_mm_cvtpd_ps): Likewise.
2486 (_mm_cvttpd_epi32): Likewise.
2489 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
2490 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
2493 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
2495 2019-02-25 Tamar Christina <tamar.christina@arm.com>
2498 * common/config/aarch64/aarch64-common.c
2499 (struct aarch64_option_extension): Add is_synthetic.
2500 (all_extensions): Use it.
2501 (TARGET_OPTION_INIT_STRUCT): Define hook.
2502 (struct gcc_targetm_common): Moved to end.
2503 (all_extensions_by_on): New.
2504 (opt_ext_cmp, typedef opt_ext): New.
2505 (aarch64_option_init_struct): New.
2506 (aarch64_contains_opt): New.
2507 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
2508 * config/aarch64/aarch64-option-extensions.def
2509 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
2510 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
2511 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
2512 Set is_synthetic to false.
2513 (crypto): Set is_synthetic to true.
2514 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
2517 2019-02-25 Tamar Christina <tamar.christina@arm.com>
2519 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
2520 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
2521 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
2522 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
2523 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
2524 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
2525 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
2526 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
2528 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
2529 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
2530 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
2531 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
2532 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
2533 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
2534 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
2535 vfmlsl_laneq_high_f16): ... To this.
2536 * config/arm/neon.md: Update comments.
2538 2019-02-25 Tamar Christina <tamar.christina@arm.com>
2540 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
2541 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
2542 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
2543 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
2544 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
2545 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
2546 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
2547 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
2549 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
2550 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
2551 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
2552 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
2553 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
2554 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
2555 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
2556 vfmlslq_laneq_high_f16): ... To this.
2558 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
2560 PR rtl-optimization/86096
2561 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
2562 comparing mw_order values.
2564 2019-02-25 Jakub Jelinek <jakub@redhat.com>
2567 * config/arm/arm.md (*subsi3_carryin_const): Use
2568 arm_neg_immediate_operand predicate instead of
2569 arm_not_immediate_operand, "L" constraint instead of "K" and
2570 print it using %n2 instead of %B2.
2571 (*subsi3_carryin_const0): New define_insn.
2572 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
2573 instead of arm_not_operand and "I" constraint instead of "K" and
2574 print it using %n3 instead of %B2. Instead of using match_dup 2 add
2575 another match_operand and in the condition check that it is negation
2577 (*subsi3_carryin_compare_const0): New define_ins.
2578 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
2579 *subsi3_carryin_const.
2580 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
2581 split into *subsi3_carryin_compare_const0 if the highpart is zero.
2584 * config/arm.vfp.md (*negdf2_vfp): Use
2585 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
2586 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
2588 2019-02-24 Jakub Jelinek <jakub@redhat.com>
2590 PR rtl-optimization/89445
2591 * simplify-rtx.c (simplify_ternary_operation): Don't use
2592 simplify_merge_mask on operands that may trap.
2593 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
2594 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
2595 second operand is CONST_VECTOR, check if any element could be zero.
2596 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
2597 their operands can trap.
2599 2019-02-23 Martin Sebor <msebor@redhat.com>
2601 * gimple-ssa-sprintf.c (target_strtol): Rename...
2602 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
2603 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
2604 check for range error.
2606 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
2609 * opts-common.c (prune_options): Also prune joined switches
2610 with Negative and RejectNegative.
2611 * config/i386/i386.opt (march=): Add Negative(march=).
2612 (mtune=): Add Negative(mtune=).
2613 * doc/options.texi: Document Negative used together with Joined
2616 2019-02-22 Martin Sebor <msebor@redhat.com>
2618 * doc/extend.texi (Other Builtins): Add
2619 __builtin_is_constant_evaluated.
2621 2019-02-22 Richard Biener <rguenther@suse.de>
2623 PR tree-optimization/87609
2624 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
2626 2019-02-22 Jeff Law <law@redhat.com>
2628 PR rtl-optimization/87761
2629 * config/mips/mips.md: Add new combiner pattern to recognize
2630 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
2632 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
2635 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
2636 destination register in peepholes generating patterns for ADDS/SUBS.
2637 (add<mode>3_compare0,
2638 *addsi3_compare0_uxtw, add<mode>3_compareC,
2639 add<mode>3_compareV_imm, add<mode>3_compareV,
2640 *adds_<optab><ALLX:mode>_<GPI:mode>,
2641 *subs_<optab><ALLX:mode>_<GPI:mode>,
2642 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
2643 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
2644 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
2645 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
2646 sub<mode>3_compare1): Allow stack pointer for source register.
2647 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
2649 2019-02-22 Martin Sebor <msebor@redhat.com>
2651 PR tree-optimization/88993
2652 PR tree-optimization/88853
2653 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
2655 (sprintf_dom_walker::call_info::is_string_func): New helper.
2656 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
2657 for formatted string functions.
2658 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
2660 2019-02-22 Martin Sebor <msebor@redhat.com>
2663 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
2664 unreachable subexpressions.
2666 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
2667 Hongtao Liu <hongtao.liu@intel.com>
2668 Sunil K Pandey <sunil.k.pandey@intel.com>
2671 * config/i386/i386-passes.def: Add
2672 pass_remove_partial_avx_dependency.
2673 * config/i386/i386-protos.h
2674 (make_pass_remove_partial_avx_dependency): New.
2675 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
2677 (pass_data_remove_partial_avx_dependency): New.
2678 (pass_remove_partial_avx_dependency): Likewise.
2679 (make_pass_remove_partial_avx_dependency): Likewise.
2680 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
2681 (*extendsfdf2): Add avx_partial_xmm_update.
2682 (truncdfsf2): Likewise.
2683 (*float<SWI48:mode><MODEF:mode>2): Likewise.
2684 (SF/DF conversion splitters): Disabled for TARGET_AVX.
2686 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
2689 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
2692 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
2695 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
2696 (PTA_SKYLAKE): Add PTA_AES.
2697 (PTA_GOLDMONT): Likewise.
2699 2019-02-22 Sudakshina Das <sudi.das@arm.com>
2701 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
2702 instruction if enabled.
2703 (aarch64_override_options): Remove reference to return address key.
2705 2019-02-22 Richard Biener <rguenther@suse.de>
2707 PR tree-optimization/89440
2708 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
2709 not necessary assert.
2711 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
2714 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
2715 (oacc_replace_fn_attrib_attr): ... this new function.
2716 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
2717 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
2719 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2721 * config/arm/arm-cpus.in (ares): Rename to...
2722 (neoverse-n1): ... This. Add ares as alias.
2723 * config/arm/arm-tables.opt: Regenerate.
2724 * config/arm/arm-tune.md: Likewise.
2725 * doc/invoke.txt (ARM Options): Document neoverse-n1.
2727 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2729 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
2730 * config/aarch64/aarch64-tune.md: Regenerate.
2731 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
2733 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2735 * config/aarch64/aarch64.c (ares_tunings): Rename to...
2736 (neoversen1_tunings): ... This.
2737 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
2738 (neoverse-n1): New CPU.
2739 * config/aarch64/aarch64-tune.md: Regenerate.
2740 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
2742 2019-02-22 Richard Biener <rguenther@suse.de>
2745 * cfghooks.h (dependence_hash): New typedef.
2746 (struct copy_bb_data): New type.
2747 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
2748 (duplicate_block): Likewise.
2749 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
2750 (copy_bbs): Create and pass down copy_bb_data.
2751 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
2752 (rtl_duplicate_bb): Likewise.
2753 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
2754 remap dependence info.
2756 2019-02-22 Richard Biener <rguenther@suse.de>
2758 PR tree-optimization/87609
2759 * tree-core.h (tree_base): Document special clique values.
2760 * tree-inline.c (remap_dependence_clique): Do not use the
2761 special clique value of one.
2762 (maybe_set_dependence_info): Use clique one.
2763 (clear_dependence_clique): New callback.
2764 (compute_dependence_clique): Clear clique one from all refs
2765 before assigning it (again).
2767 2019-02-21 Martin Sebor <msebor@redhat.com>
2769 * doc/extend.texi (__clear_cache): Correct signature.
2771 2019-02-21 Ian Lance Taylor <iant@golang.org>
2774 * varasm.c (decode_addr_const): Call lookup_constant_def rather
2775 than output_constant_def.
2776 (add_constant_to_table): New static function.
2777 (output_constant_def): Call add_constant_to_table.
2778 (tree_output_constant_def): Likewise.
2780 2019-02-21 Jakub Jelinek <jakub@redhat.com>
2783 * builtins.c (fold_builtin_arith_overflow): If first two args are
2784 INTEGER_CSTs, set intres and ovfres to constants rather than calls
2787 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
2790 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
2791 error for -mindirect-branch/-mfunction-return with incompatible
2794 2019-02-21 Jakub Jelinek <jakub@redhat.com>
2797 * constraints.md (q): Remove.
2798 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
2801 2019-02-21 Martin Jambor <mjambor@suse.cz>
2804 * omp-general.c (omp_extract_for_data): Removed a duplicate call
2805 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
2806 (omp_adjust_for_condition): ...here. Added necessary parameters.
2807 * omp-general.h (omp_adjust_for_condition): Updated declaration.
2808 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
2809 proper values to new parameters of omp_adjust_for_condition.
2811 2019-02-20 Jakub Jelinek <jakub@redhat.com>
2814 * expr.c (expand_assignment): If result is a MEM, use change_address
2815 instead of simplify_gen_subreg.
2817 2019-02-20 Jakub Jelinek <jakub@redhat.com>
2818 David Malcolm <dmalcolm@redhat.com>
2821 * fold-const.c (decode_field_reference): Return NULL_TREE if
2822 lang_hooks.types.type_for_size returns NULL. Check it before
2823 overwriting *exp_. Use return NULL_TREE instead of return 0.
2825 2019-02-20 Jakub Jelinek <jakub@redhat.com>
2829 * toplev.c (do_compile): Double the emin/emax exponents to workaround
2832 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
2835 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
2836 TARGET_SSE in addition to TARGET_SSE_MATH.
2838 (ix86_excess_precision): Ditto.
2839 (ix86_float_exceptions_rounding_supported_p): Ditto.
2840 (use_rsqrt_p): Ditto.
2841 * config/i386/sse.md (rsqrt<mode>2): Ditto.
2843 2019-02-20 David Malcolm <dmalcolm@redhat.com>
2846 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
2847 linenum_arith_t when determining if two adjacent line spans are
2848 close enough to merge.
2849 (diagnostic_show_locus): Use linenum_arith_t when iterating over
2850 lines within each line_span.
2852 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
2855 * lra-constraints.c(uses_hard_regs_p): Fix handling of
2856 paradoxical SUBREGS.
2858 2019-02-20 Li Jia He <helijia@linux.ibm.com>
2861 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
2862 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
2863 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
2866 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
2868 * config/gcn/gcn.c (print_operand): Fix typo.
2870 2019-02-19 Richard Biener <rguenther@suse.de>
2873 * toplev.c (do_compile): Initialize mpfr's exponent range
2874 based on available float modes.
2876 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
2878 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
2879 as long as the epilogue isn't completed.
2881 2019-02-18 Martin Sebor <msebor@redhat.com>
2883 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
2884 __has_cpp_attribute, and __has_include.
2886 2019-02-18 Martin Sebor <msebor@redhat.com>
2888 * doc/invoke.texi (-Wreturn-type): Correct and expand.
2890 2019-02-18 Martin Sebor <msebor@redhat.com>
2893 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
2895 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
2897 2019-02-18 Richard Biener <rguenther@suse.de>
2899 PR tree-optimization/89296
2900 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
2901 of no-warning flag to cases that might emit the bogus warning.
2903 2019-02-18 Jakub Jelinek <jakub@redhat.com>
2906 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
2908 * config/arm/vfp.md (*movdi_vfp): Likewise.
2909 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
2910 "q" constraint for operands[0].
2913 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
2914 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
2915 pattern in a temporary buffer.
2916 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
2917 than 64-operands[2].
2920 * config/s390/s390.c (s390_indirect_branch_attrvalue,
2921 s390_indirect_branch_settings): Define unconditionally.
2922 (s390_set_current_function): Likewise, but guard the whole body except
2923 the s390_indirect_branch_settings call with
2924 #if S390_USE_TARGET_ATTRIBUTE.
2925 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
2927 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
2928 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
2929 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
2930 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
2931 HOST_WIDE_INT_1U instead of 1ULL.
2932 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
2933 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
2934 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
2935 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
2937 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
2940 2019-02-18 Martin Jambor <mjambor@suse.cz>
2942 PR tree-optimization/89209
2943 * tree-sra.c (create_access_replacement): New optional parameter
2944 reg_tree. Use it as a type if non-NULL and access type is not of
2946 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
2947 to create_access_replacement.
2948 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
2949 Check lacc is non-NULL before attempting to re-create it on the RHS.
2951 2019-02-18 Martin Liska <mliska@suse.cz>
2954 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
2956 (symbol_table::free_edge): Recycle m_summary_id.
2957 * cgraph.h (get_summary_id): New.
2958 (symbol_table::release_symbol): Set m_summary_id to -1
2960 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
2961 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
2962 function_summary to fast_function_summary.
2963 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
2964 * ipa-pure-const.c (class funct_state_summary_t):
2965 Switch from function_summary to fast_function_summary.
2966 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
2967 (class ipa_ref_opt_summary_t): Switch from function_summary
2968 to fast_function_summary.
2969 * symbol-summary.h (class function_summary_base): New class
2970 that is created from base of former function_summary.
2971 (function_summary_base::unregister_hooks): New.
2972 (class function_summary): Inherit from function_summary_base.
2973 (class call_summary_base): New class
2974 that is created from base of former call_summary.
2975 (class call_summary): Inherit from call_summary_base.
2976 (struct is_same): New.
2977 (class fast_function_summary): New summary class.
2978 (class fast_call_summary): New summary class.
2979 * vec.h (vec_safe_grow_cleared): New function.
2981 2019-02-18 Martin Liska <mliska@suse.cz>
2983 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
2984 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
2985 * doc/tm.texi: Document new target hook.
2986 * doc/tm.texi.in: Likewise.
2987 * target.def: Add new target macro.
2988 * gcc.c (find_fortran_preinclude_file): Do not search multilib
2991 2019-02-17 Alan Modra <amodra@gmail.com>
2994 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
2995 output reg on add insn.
2996 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
2998 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
3001 * config/i386/sse.md (ssedoublemode): Remove V4HI.
3002 (PMULHRSW): Likewise.
3003 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
3005 (ssse3_pmulhrswv4hi3): New expander.
3007 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
3009 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
3010 MMX. Add isa attribute.
3012 2019-02-16 Jakub Jelinek <jakub@redhat.com>
3014 PR rtl-optimization/66152
3015 * builtins.h (c_readstr): Declare.
3016 * builtins.c (c_readstr): Remove forward declaration. Add
3017 null_terminated_p argument, if false, read all bytes from the
3018 string instead of stopping after '\0'.
3019 * expr.c (string_cst_read_str): New function.
3020 (store_expr): Use string_cst_read_str instead of
3021 builtin_strncpy_read_str. Try to store by pieces the whole
3022 exp_len first, and only if that fails, split it up into
3023 store by pieces followed by clear_storage. Formatting fix.
3025 * config/i386/i386.md (*movqi_internal): Remove static from
3026 buf variable. Use output_asm_insn (buf, operands); return "";
3027 instead of return buf;.
3028 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
3029 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
3030 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
3032 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
3034 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
3035 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
3036 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
3037 (CC1_SPEC): Likewise.
3038 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
3040 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
3042 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
3043 the base address on 64-bit strict-alignment platforms.
3045 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
3047 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
3049 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
3051 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
3053 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
3055 PR rtl-optimization/88308
3056 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
3057 on copied instruction.
3059 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
3061 * final.c (insn_current_reference_address): Replace test on JUMP_P
3062 with test on jump_to_label_p.
3063 * config/visium/visium-passes.def: New file.
3064 * config/visium/t-visium (PASSES_EXTRA): Define.
3065 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
3066 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
3067 (TRAMPOLINE_ALIGNMENT): Define.
3068 * config/visium/visium.c (visium_option_override): Do not register
3069 the machine-specific reorg pass here.
3070 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
3072 (output_branch): Adjust threshold for long branch instruction.
3073 * config/visium/visium.md (cpu): Move around.
3074 (length): Adjust for the GR6.
3076 2019-02-15 Richard Biener <rguenther@suse.de>
3077 Jakub Jelinek <jakub@redhat.com>
3079 PR tree-optimization/89278
3080 * tree-loop-distribution.c: Include tree-eh.h.
3081 (generate_memset_builtin, generate_memcpy_builtin): Call
3082 rewrite_to_non_trapping_overflow on builtin->size before passing it
3083 to force_gimple_operand_gsi.
3085 2019-02-15 Jakub Jelinek <jakub@redhat.com>
3088 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
3090 * opth-gen.awk: Likewise.
3092 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
3094 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
3095 Enable MMX, SSE and SSE2 by default.
3096 * config/i386/i386.c (ix86_option_override_internal): Do not
3097 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
3099 2019-02-14 Jakub Jelinek <jakub@redhat.com>
3101 PR rtl-optimization/89354
3102 * combine.c (make_extraction): Punt if extraction_mode is narrower
3105 2019-02-14 Maya Rashish <coypu@sdf.org>
3107 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
3108 * config/netbsd-d.c: New file.
3109 * config/t-netbsd: Add netbsd-d.o
3111 2018-02-14 Steve Ellcey <sellcey@marvell.com>
3113 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
3114 affects_type_identity to true for aarch64_vector_pcs.
3115 (aarch64_comp_type_attributes): New function.
3116 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
3118 2019-02-14 Tamar Christina <tamar.christina@arm.com>
3121 * config/arm/iterators.md (ANY64): Add V4HF.
3123 2019-02-14 Martin Liska <mliska@suse.cz>
3125 PR rtl-optimization/89242
3126 * dce.c (delete_unmarked_insns): Call free_dominance_info we
3127 process a transformation.
3129 2019-02-14 Jakub Jelinek <jakub@redhat.com>
3131 PR tree-optimization/89314
3132 * fold-const.c (fold_binary_loc): Cast strlen argument to
3133 const char * before dereferencing it. Formatting fixes.
3136 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
3138 2019-02-13 Ian Lance Taylor <iant@golang.org>
3140 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
3141 and set current index for other optimizations.
3143 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
3145 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
3146 nonimmediate_operand as operand 2 predicate.
3147 (vec_set<VF2_512_256:mode>_0): Ditto.
3148 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
3149 (*vec_concatv2si): Remove alternative 2.
3150 (*vec_concatv4si_0): Use vm constraint for alternative 0.
3151 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
3152 (vec_concatv2di): Split alternatives 4,5,6 to ...
3153 (*vec_concatv2di_0) ... new pattern.
3155 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
3158 * config/arm/arm.c (ldm_stm_operation_p) Set
3159 addr_reg_in_reglist correctly for first register.
3160 (load_multiple_sequence): Remove dead base check.
3161 (gen_ldm_seq): Correctly set write_back for Thumb-1.
3163 2019-02-13 Tamar Christina <tamar.christina@arm.com>
3166 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
3167 Expose as @aarch64_pred_mov.
3168 * config/aarch64/aarch64.c (aarch64_classify_address):
3169 Use expand_insn which legitimizes operands.
3171 2019-02-13 Martin Liska <mliska@suse.cz>
3173 * builtins.h (expand_builtin_with_bounds): Remove declaration.
3174 * calls.c (struct arg_data): Remove special_slot, pointer_arg
3175 and pointer_offset fields.
3176 (initialize_argument_information): Remove usage of dead
3178 * cgraph.h (struct cgraph_thunk_info): Remove
3179 add_pointer_bounds_args.
3180 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
3182 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
3184 * config/i386/i386.c (ix86_function_arg_advance): Remove
3186 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
3187 (def_builtin): Remove usage of dead
3189 (ix86_add_new_builtins): Likewise.
3190 * ipa-fnsummary.c (compute_fn_summary): Likewise.
3191 * ipa-icf.c (sem_function::equals_wpa): Likewise.
3192 (sem_function::init): Likewise.
3193 (sem_variable::merge): Likewise.
3194 * ipa-visibility.c (function_and_variable_visibility): Likewise.
3195 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
3196 * lto-cgraph.c (lto_output_node): Likewise.
3197 (lto_output_varpool_node): Likewise.
3198 (input_node): Likewise.
3199 (input_varpool_node): Likewise.
3200 * lto-streamer-out.c (lto_output): Likewise.
3201 * tree-inline.c (expand_call_inline): Remove usage of
3203 * tree-inline.h (struct copy_body_data): Likewise.
3204 * varpool.c (varpool_node::dump): Likewise.
3206 2019-02-13 Jakub Jelinek <jakub@redhat.com>
3209 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
3210 into pt->vars_contains_escaped_heap instead of setting
3211 pt->vars_contains_escaped_heap to it.
3214 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
3215 INTVAL (size), compare it to GET_MODE_MASK instead of
3216 1 << GET_MODE_BITSIZE.
3219 * config/i386/predicates.md (x86_64_immediate_operand): Allow
3220 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
3223 2019-02-13 Martin Liska <mliska@suse.cz>
3226 * cfgrtl.c (remove_barriers_from_footer): New function.
3227 (try_redirect_by_replacing_jump): Use it.
3228 (cfg_layout_redirect_edge_and_branch): Likewise.
3230 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
3232 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
3233 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
3234 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
3235 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
3236 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
3237 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
3239 * config/rs6000/rs6000.c (builtin_function_type)
3240 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
3241 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
3242 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
3243 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
3244 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
3246 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
3248 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
3249 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
3251 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
3254 * config/i386/i386.md (*movoi_internal_avx): Revert revision
3255 268678 and revision 268657.
3256 (*movti_internal): Likewise.
3258 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
3261 * config/s390/s390.c (s390_decompose_address): Update comment.
3262 (s390_check_qrst_address): Reject invalid address forms after
3265 2019-02-12 Martin Liska <mliska@suse.cz>
3268 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
3269 we need default values of funct_state for a function that
3272 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
3274 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
3275 the object to pick the size of stores on strict-alignment platforms.
3277 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
3278 (*movdi_insn_sp32): Likewise.
3279 (*movdi_insn_sp64): Likewise.
3281 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
3284 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
3285 types that needs constructiong.
3286 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
3288 2019-02-12 Richard Biener <rguenther@suse.de>
3290 PR tree-optimization/89253
3291 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
3294 2019-02-11 David Malcolm <dmalcolm@redhat.com>
3297 * input.c (selftest::test_line_offset_overflow): New selftest.
3298 (selftest::input_c_tests): Call it.
3300 2019-02-11 Martin Sebor <msebor@redhat.com>
3302 PR tree-optimization/88771
3303 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
3304 when -Wstringop-overflow is set.
3305 (builtin_memref::builtin_memref): Adjust excessive upper bound
3306 only when lower bound is not excessive.
3307 (maybe_diag_overlap): Detect and diagnose excessive bounds via
3308 -Wstringop-ovefflow.
3309 (maybe_diag_offset_bounds): Rename...
3310 (maybe_diag_access_bounds): ...to this.
3311 (check_bounds_or_overlap): Adjust for name change above.
3313 2019-02-11 Martin Sebor <msebor@redhat.com>
3316 * builtins.c (max_object_size): Move from here...
3317 * builtins.h (max_object_size): ...and here...
3318 * tree.c (max_object_size): ...to here...
3319 * tree.h (max_object_size): ...and here.
3321 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
3323 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
3324 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
3325 for correct semantics.
3327 2019-02-11 Alan Modra <amodra@gmail.com>
3329 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
3330 -mlongcall and -mpltseq.
3331 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
3332 (RS/6000 and PowerPC Options <-mpltseq>): Document.
3333 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
3334 * config/rs6000/sysv4.opt (mpltseq): New option.
3335 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
3336 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
3337 support is lacking. Don't allow -mpltseq with -mbss-plt.
3338 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
3339 -mpltseq given for ELFv1.
3340 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
3341 Only use UNSPEC_PLTSEQ for inline PLT calls.
3342 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
3343 use UNSPEC_PLTSEQ for inline PLT calls.
3344 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
3345 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
3346 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
3347 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
3348 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
3349 (pltseq_mtctr_<mode>): Likewise.
3351 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3353 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
3355 * configure: Regenerate.
3357 2019-02-11 Jakub Jelinek <jakub@redhat.com>
3360 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
3363 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
3365 * function.c (assign_parm_setup_block): Use the stored
3366 size, not the passed size, when allocating stack-space,
3367 also for a parameter with alignment larger than
3368 MAX_SUPPORTED_STACK_ALIGNMENT.
3370 2019-02-11 Martin Liska <mliska@suse.cz>
3373 * ipa-cp.c (build_toporder_info): Remove usage of a param.
3374 * ipa-inline.c (inline_small_functions): Likewise.
3375 * ipa-pure-const.c (propagate_pure_const): Likewise.
3376 (propagate_nothrow): Likewise.
3377 * ipa-reference.c (propagate): Likewise.
3378 * ipa-utils.c (struct searchc_env): Remove unused field.
3379 (searchc): Always search across AVAIL_INTERPOSABLE.
3380 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
3381 the only called IPA pure const can properly not propagate
3382 across interposable boundary.
3383 * ipa-utils.h (ipa_reduced_postorder): Remove param.
3385 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
3387 * config/nds32/nds32.md (call_internal, call_value_internal,
3388 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
3390 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
3392 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
3395 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
3397 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
3400 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
3402 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
3404 2019-02-10 Jakub Jelinek <jakub@redhat.com>
3406 PR tree-optimization/89268
3407 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
3408 if preds is non-NULL.
3410 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3413 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
3416 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
3418 * config/nds32/nds32.md (trap): New pattern.
3420 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
3422 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
3425 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
3427 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
3430 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3432 * ipa-visibility.c (localize_node): Also do not localize
3433 LDPR_PREVAILING_DEF_IRONLY_EXP.
3435 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3438 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
3439 instead of type_with_linkage.
3441 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
3444 * params.def (uninlined-function-insns, uninlined-function-time,
3445 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
3446 bound so we don't get overflows.
3448 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
3450 * config/rs6000/rs6000-string.c (expand_compare_loop,
3451 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
3454 2019-02-09 Jakub Jelinek <jakub@redhat.com>
3457 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
3458 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
3459 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
3461 2019-02-09 Alan Modra <amodra@gmail.com>
3464 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
3465 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
3468 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
3471 * lra-constraints.c (process_alt_operands): Don't increase reject
3472 for memory when offset memory is required.
3474 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
3476 * config/s390/vector.md: Implement vector copysign.
3478 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
3480 * expr.c (expand_constructor): Correct indentations.
3482 2019-02-08 Richard Biener <rguenther@suse.de>
3484 PR tree-optimization/89247
3485 * tree-if-conv.c: Include tree-cfgcleanup.h.
3486 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
3487 (tree_if_conversion): Pass through predicate vector.
3488 (pass_if_conversion::execute): Do CFG cleanup and SSA update
3489 inline, see if any if-converted loops we refrece in
3490 LOOP_VECTORIZED calls vanished and fixup.
3491 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
3493 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
3495 * config/s390/constraints.md (jdd): New constraint.
3497 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
3500 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
3501 upper 16 vector registers without TARGET_AVX512VL.
3502 (*movti_internal): Likewise.
3504 2019-02-08 Jakub Jelinek <jakub@redhat.com>
3506 PR rtl-optimization/89234
3507 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
3508 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
3509 (copy_reg_eh_region_note_backward): Likewise.
3511 2019-02-08 Richard Biener <rguenther@suse.de>
3514 * tree-data-ref.c (initialize_matrix_A): Fail if constant
3516 (analyze_subscript_affine_affine): Handle failure from
3517 initialize_matrix_A.
3519 2019-02-08 Jakub Jelinek <jakub@redhat.com>
3521 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
3524 2019-02-07 David Malcolm <dmalcolm@redhat.com>
3526 PR tree-optimization/86637
3527 PR tree-optimization/89235
3528 * tree-vect-loop.c (optimize_mask_stores): Add an
3529 auto_purge_vect_location sentinel to ensure that vect_location is
3532 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
3533 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
3534 to ensure that vect_location is purged on exit.
3535 (pass_slp_vectorize::execute): Likewise, replacing the manual
3537 * tree-vectorizer.h (class auto_purge_vect_location): New class.
3539 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3541 * config/aarch64/iterators.md (max_opp): New code_attr.
3542 (USMAX): New code iterator.
3543 * config/aarch64/predicates.md (aarch64_smin): New predicate.
3544 (aarch64_smax): Likewise.
3545 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
3546 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
3549 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
3552 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
3553 for TARGET_AVX512VL.
3554 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
3556 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
3558 * config/s390/s390-builtin-types.def: Add new types.
3559 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
3560 (s390_vec_xlw4): Make the memory operand into a const pointer.
3561 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
3563 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
3564 a new vector type with the alignment of the scalar memory operand.
3566 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
3567 Jakub Jelinek <jakub@redhat.com>
3570 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
3571 arm_count_ldrdstrd_insns): New declarations.
3572 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
3574 (valid_operands_ldrd_strd): New function.
3575 (arm_count_ldrdstrd_insns): New function.
3576 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
3577 sets instead of single DImode set and define new insns to match this.
3579 2019-02-07 Tamar Christina <tamar.christina@arm.com>
3581 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
3582 Make it a C initializer.
3584 2019-02-07 Tamar Christina <tamar.christina@arm.com>
3587 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
3589 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3591 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
3592 Use neon_dot<q> for type.
3593 (neon_<sup>dot_lane<vsi2qi>): Likewise.
3595 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3597 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
3598 Use neon_dot<q> for type.
3599 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
3600 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
3602 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
3604 PR rtl-optimization/89225
3605 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
3608 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
3610 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
3611 after restoring registers saved to allocate the frame on Windows.
3613 2019-02-06 Richard Biener <rguenther@suse.de>
3615 PR tree-optimization/89182
3616 * graphite.h (cached_scalar_evolution_in_region): Declare.
3617 * graphite.c (struct seir_cache_key): New.
3618 (struct sese_scev_hash): Likewise.
3619 (seir_cache): New global.
3620 (cached_scalar_evolution_in_region): New function.
3621 (graphite_transform_loops): Allocate and release seir_cache.
3622 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
3623 cached_scalar_evolution_in_region.
3624 * graphite-scop-detection.c (scop_detection::can_represent_loop):
3626 (scop_detection::graphite_can_represent_expr: Use
3627 cached_scalar_evolution_in_region.
3628 (scop_detection::stmt_simple_for_scop_p): Likewise.
3629 (find_params_in_bb): Likewise.
3630 (gather_bbs::before_dom_children): Likewise.
3631 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
3632 (add_loop_constraints): Likewise.
3634 2019-02-06 Jakub Jelinek <jakub@redhat.com>
3637 * fold-const-call.c (fold_const_vec_convert): Pass true as last
3638 operand to new_unary_operation only if both element types are integral
3639 and it isn't a widening conversion. Return NULL_TREE if
3640 new_unary_operation failed.
3642 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
3645 * config/s390/s390.md: Remove load and test FP splitter.
3647 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
3650 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
3651 expand_compare_loop, expand_block_compare_gpr,
3652 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
3653 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
3654 #include "profile-count.h" and "predict.h" for types and functions
3655 needed to work with REG_BR_PROB notes.
3657 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
3660 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
3661 for the long branch case.
3663 2019-02-05 Jakub Jelinek <jakub@redhat.com>
3666 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
3667 can throw, non-call exceptions are enabled and we can't delete
3668 dead exceptions or alter cfg. Set must_clean if
3669 delete_insn_and_edges returns true, don't set it blindly for calls.
3670 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
3672 PR rtl-optimization/89195
3673 * combine.c (make_extraction): For MEMs, don't extract bytes outside
3674 of the original MEM.
3676 2019-02-05 Martin Liska <mliska@suse.cz>
3678 PR gcov-profile/89000
3679 * gcov.c (function_summary): Remove argument.
3680 (file_summary): New function.
3681 (print_usage): Replace tabs with spaces.
3682 (generate_results): Use new function file_summary.
3684 2019-02-05 Jakub Jelinek <jakub@redhat.com>
3687 * optabs.c (prepare_cmp_insn): Pass x and y to
3688 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
3690 2019-02-05 Richard Biener <rguenther@suse.de>
3693 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
3694 (struct bitmap_element): Drop chain_prev so we properly recurse on
3695 the prev member, supporting tree views.
3696 (struct bitmap_head): GTY skip the obstack member.
3698 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
3701 * doc/extend.texi (Vector Extensions): Add an example of using vector
3702 types together with x86 intrinsics.
3704 2019-02-04 Alan Modra <amodra@gmail.com>
3706 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
3707 str[] size to 160, and comment.
3709 2019-02-04 Alan Modra <amodra@gmail.com>
3711 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
3712 (rs6000_pltseq_template): Guard output of TLS markers with
3714 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
3715 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
3716 to use inline PLT sequences.
3717 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
3718 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
3719 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
3721 2019-02-04 Martin Liska <mliska@suse.cz>
3724 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
3725 out when ipa_fn_summaries does not contain entry for callee.
3727 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
3729 * config/sparc/sparc.h: Remove superfluous blank lines.
3730 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
3731 (got_register_rtx): ...this.
3732 (sparc_got): Adjust to above renaming.
3733 (sparc_tls_got): Likewise.
3734 (sparc_delegitimize_address): Likewise.
3735 (sparc_output_mi_thunk): Likewise.
3736 (sparc_init_pic_reg): Likewise.
3737 (save_local_or_in_reg_p): Fix test on the GOT register.
3738 (USE_HIDDEN_LINKONCE): Move around.
3739 (get_pc_thunk_name): Likewise.
3740 (gen_load_pcrel_sym): Likewise.
3741 (load_got_register): Likewise.
3743 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
3745 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
3746 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
3748 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
3750 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
3753 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
3755 * config.gcc (with_nds32_lib, glibc):
3756 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
3757 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
3758 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
3760 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
3763 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
3764 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
3765 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
3766 (*rcpsf2_sse): Ditto.
3767 (*rsqrtsf2_sse): Ditto.
3768 (sse4_1_round<mode<2): Ditto.
3770 2019-02-03 Richard Biener <rguenther@suse.de>
3773 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
3776 2019-02-02 Jakub Jelinek <jakub@redhat.com>
3779 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
3780 Punt with warning on aggregate return or argument types. Ignore
3781 type/mode checking for uniform arguments.
3783 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3785 * combine.c (try_combine): Do not print "Can't combine" messages unless
3786 printing failed combination attempts.
3788 2019-02-01 Martin Jambor <mjambor@suse.cz>
3791 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
3792 segment and global segment variables before making them static.
3794 2019-02-01 Martin Jambor <mjambor@suse.cz>
3796 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
3797 missed optimization dump with dump_enabled_p.
3799 2019-02-01 Richard Biener <rguenther@suse.de>
3802 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
3803 the instantiate cache.
3804 (instantiate_scev_binary): Elide second operand procesing
3805 if equal to the first.
3806 * tree-chrec.c (chrec_contains_symbols): Add visited set.
3807 (chrec_contains_undetermined): Likewise.
3808 (tree_contains_chrecs): Likewise.
3810 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
3812 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
3814 2019-02-01 Jakub Jelinek <jakub@redhat.com>
3816 PR tree-optimization/89143
3817 * wide-int-range.h (wide_int_range_absu): Declare.
3818 * wide-int-range.cc (wide_int_range_absu): New function.
3819 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
3821 PR tree-optimization/88107
3822 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
3823 instead of assertion that eh_region_outermost is non-NULL, if it
3824 is NULL, set *ALL to true and return NULL.
3825 (move_sese_region_to_fn): Adjust caller, if all is set, call
3826 duplicate_eh_regions with NULL region.
3828 2019-02-01 Richard Biener <rguenth@suse.de>
3830 PR rtl-optimization/88593
3831 * mode-switching.c (optimize_mode_switching): Free dominators before
3832 calling cleanup_cfg.
3834 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
3836 PR tree-optimization/88932
3837 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
3839 2019-01-31 Jakub Jelinek <jakub@redhat.com>
3842 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
3843 bogus clang warning.
3845 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
3848 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
3849 alternative to avoid partial SSE register stall for TARGET_AVX.
3850 (truncdfsf2): Ditto.
3851 (sse4_1_round<mode>2): Ditto.
3853 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
3855 PR tree-optimization/89008
3856 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
3857 process anything of the form X * 0.
3859 2019-01-31 Richard Biener <rguenther@suse.de>
3861 PR tree-optimization/89135
3862 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
3863 with abnormal preds.
3865 2019-01-31 Jakub Jelinek <jakub@redhat.com>
3868 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
3869 always_inline callees into no_sanitize_address callers.
3871 2019-01-31 Richard Biener <rguenther@suse.de>
3873 PR rtl-optimization/89115
3874 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
3876 2019-01-30 Martin Sebor <msebor@redhat.com>
3879 * doc/extend.texi (cast to a union): Correct and expand.
3881 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
3883 PR rtl-optimization/87246
3884 * lra-constraints.c (simplify_operand_subreg): Reload memory
3885 in subreg if the address became invalid.
3887 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
3890 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
3891 Disable for little-endian.
3893 2019-01-30 Richard Biener <rguenther@suse.de>
3895 PR rtl-optimization/89115
3896 * opts.c (default_options_optimization): Reduce
3897 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
3898 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
3901 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
3903 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
3904 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
3905 type of vector element when vec_extract is implemented by direct
3908 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
3910 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
3912 2019-01-30 Richard Biener <rguenther@suse.de>
3914 PR tree-optimization/89111
3915 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
3916 canonicalization to appropriately sized access types.
3918 2019-01-30 Jakub Jelinek <jakub@redhat.com>
3921 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
3922 for arguments to functions that are TU-local and shouldn't be
3923 referenced by assembly.
3925 2019-01-30 Ulrich Drepper <drepper@redhat.com>
3927 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
3930 2019-01-29 Martin Sebor <msebor@redhat.com>
3933 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
3935 2019-01-29 Jakub Jelinek <jakub@redhat.com>
3939 * omp-simd-clone.c (simd_clone_clauses_extract)
3940 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
3941 OMP_CLAUSE_ALIGNED_ALIGNMENT.
3943 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
3945 * config.gcc: Force .init_array for ARC.
3947 2019-01-29 Richard Biener <rguenther@suse.de>
3950 * dwarf2out.c (collect_skeleton_dies): New helper.
3951 (copy_decls_for_unworthy_types): Call it.
3952 (build_abbrev_table): Assert we do not try to replace
3953 DW_AT_signature refs with local refs.
3955 2019-01-28 Jakub Jelinek <jakub@redhat.com>
3958 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
3959 for lastprivate/linear IV, push gimplify context around gimplify_assign
3960 and, if it needed any temporaries, pop it into a gimple bind around the
3963 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
3965 * common.opt (-Wattribute-alias): Remove "no-" from name.
3966 Make -Wattribute-alias command line option and
3967 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
3969 2019-01-28 Jakub Jelinek <jakub@redhat.com>
3972 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
3973 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
3975 (bmi2): Add missing @opindex.
3976 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
3977 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
3978 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
3979 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
3980 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
3981 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
3982 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
3983 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
3984 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
3985 xsavec, xsaveopt and xsaves options.
3987 2019-01-28 Richard Biener <rguenther@suse.de>
3990 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
3993 2019-01-28 Richard Biener <rguenther@suse.de>
3995 PR tree-optimization/88739
3996 * tree-cfg.c (verify_types_in_gimple_reference): Verify
3997 BIT_FIELD_REFs only are applied to mode-precision operands
3998 when they are integral.
3999 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
4000 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
4001 BIT_FIELD_REFs of non-mode-precision integral operands.
4003 2019-01-27 Jakub Jelinek <jakub@redhat.com>
4006 * config/i386/sse.md
4007 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
4008 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
4009 first constants in pairs are multiples of 2. Formatting fixes.
4010 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
4011 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
4012 first constants in each quadruple are multiples of 4. Formatting fixes.
4014 2019-01-26 Martin Jambor <mjambor@suse.cz>
4017 * tree-inline.c: Include tree-cfgcleanup.h.
4018 (delete_unreachable_blocks_update_callgraph): Move...
4019 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
4020 ...here, make externally visible, make second argument bool, adjust
4022 * tree-cfgcleanup.c: Include cgraph.h.
4023 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
4025 * ipa-prop.c: Include tree-cfgcleanup.h.
4026 (ipcp_transform_function): Call
4027 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
4029 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
4031 PR rtl-optimization/88846
4032 * ira.c (process_set_for_memref_referenced_p): New.
4033 (memref_referenced_p): Add new param. Use
4034 process_set_for_memref_referenced_p. Add new switch cases.
4035 (memref_used_between_p): Pass new arg to memref_referenced_p.
4037 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
4040 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
4041 argument ABI_BREAK. Set to true if the calculated alignment has
4042 changed in gcc-9. Check bit-fields for their base type alignment.
4043 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
4044 (aarch64_function_arg_boundary): Likewise.
4045 (aarch64_gimplify_va_arg_expr): Likewise.
4047 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
4050 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
4051 instead of accessing TREE_INT_CST_ELT directly.
4053 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
4055 * doc/sourcebuild.texi (Environment attributes): Add fenv and
4056 fenv_exceptions description.
4058 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
4060 PR rtl-optimization/87763
4061 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
4062 Allow SUBREG when matching CC_NZmode compare.
4064 2019-01-25 Richard Biener <rguenther@suse.de>
4066 PR tree-optimization/89049
4067 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
4068 Look at the pattern stmt to determine if the stmt is vectorized.
4070 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
4072 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
4073 (pred_mov<mode>): Handle all-register forms using both a new
4074 alternative and a split.
4076 2019-01-25 Richard Biener <rguenther@suse.de>
4078 PR tree-optimization/86865
4079 * graphite-scop-detection.c (scop_detection::can_represent_loop):
4080 Reject non-do-while loops.
4082 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
4084 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
4085 * config/rs6000/constraints.md (Q constraint): Use REG_P.
4086 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
4087 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
4088 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
4089 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4090 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
4091 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
4092 vlogical_operand, gpc_reg_operand, int_reg_operand,
4093 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
4094 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
4095 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
4096 (save_world_operation, restore_world_operation, lmw_operation,
4097 stmw_operation): Use MEM_P and REG_P.
4098 (tie_operand): Use MEM_P.
4099 (vrsave_operation, crsave_operation): Use REG_P.
4100 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
4101 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
4102 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
4103 (call_operand): Use HARD_REGISTER_P.
4104 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
4106 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
4107 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
4108 quad_aligned_load_p, replace_swapped_aligned_store,
4109 recombine_lvx_pattern, replace_swapped_aligned_load,
4110 recombine_stvx_pattern): Use MEM_P.
4111 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
4112 Use MEM_P and SYMBOL_REF_P.
4113 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
4114 (insn_is_swappable_p): Use REG_P and MEM_P.
4115 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
4116 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
4118 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
4120 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
4122 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
4123 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
4124 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
4125 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
4127 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
4128 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
4129 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
4130 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
4131 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
4132 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
4133 rs6000_split_logical_di): Use CONST_INT_P.
4134 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
4135 REG_P and SYMBOL_REF_P.
4136 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
4137 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
4138 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
4139 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
4140 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
4141 (small_data_operand, print_operand_address): Use CONST_INT_P and
4143 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
4144 (rs6000_init_hard_regno_mode_ok, direct_move_p):
4145 Use HARD_REGISTER_NUM_P.
4146 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
4147 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
4148 SUBREG_P and SYMBOL_REF_P.
4149 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
4150 and HARD_REGISTER_NUM_P.
4151 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
4153 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
4154 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
4156 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
4157 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
4158 find_addr_reg): Use REG_P.
4159 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
4160 (rs6000_emit_le_vsx_move): Use SUBREG_P.
4161 (offsettable_ok_by_alignment, constant_pool_expr_p,
4162 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
4163 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
4164 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
4165 rs6000_assemble_integer, create_TOC_reference,
4166 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
4167 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
4168 (rs6000_split_vec_extract_var): Use reg_or_subregno.
4169 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
4170 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
4171 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4172 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4173 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
4174 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
4175 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
4176 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
4177 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
4178 and cbranch<mode>4): Use CONST_INT_P.
4179 (multiple define_splits): Use REG_P and SUBREG_P.
4180 (define_expands call, call_value): Use MEM_P.
4181 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
4182 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
4183 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
4184 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
4185 and HARD_REGISTER_NUM_P.
4186 (multiple define_splits): Use HARD_REGISTER_NUM_P.
4188 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
4190 PR rtl-optimization/88948
4191 * rtl.h (prepare_copy_insn): New prototype.
4192 * gcse.c (prepare_copy_insn): New function, split out from
4193 process_insert_insn.
4194 (process_insert_insn): Use prepare_copy_insn.
4195 * store-motion.c (replace_store_insn): Use prepare_copy_insn
4196 instead of gen_move_insn.
4198 2019-01-24 Jakub Jelinek <jakub@redhat.com>
4201 * config/i386/i386.c (ix86_pic_register_p): Return true for
4204 PR tree-optimization/88964
4205 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
4206 punt if HONOR_SNANS (chrec).
4209 * tree-nested.c (convert_nonlocal_reference_stmt,
4210 convert_local_reference_stmt, convert_tramp_reference_stmt,
4211 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
4212 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
4215 PR tree-optimization/89027
4216 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
4217 for "omp simd array" variables.
4219 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
4222 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
4223 force the alignment of m_val.
4225 2019-01-24 Richard Biener <rguenther@suse.de>
4228 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
4229 When in "legacy" debug mode make sure to reset self-origins.
4231 2019-01-24 Martin Liska <mliska@suse.cz>
4233 PR gcov-profile/88994
4234 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
4235 result will be always smaller or equal to the original.
4236 * gcov.c (mangle_name): Fix else branch where we should
4237 also copy to PTR and shift the pointer.
4239 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
4241 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
4242 * vr-values.c (find_case_label_ranges): Fix a comment typo.
4244 2019-01-23 Bin Cheng <bin.cheng@arm.com>
4245 Steve Ellcey <sellcey@marvell.com>
4248 * recog.c (address_operand): Return false on wrong mode for address.
4249 (constrain_operands): Check for mode with 'p' constraint.
4251 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
4254 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
4255 Disparage MMX alternative.
4256 (sse2_cvtpd2pi): Ditto.
4257 (sse2_cvttpd2pi): Ditto.
4259 2019-01-23 David Malcolm <dmalcolm@redhat.com>
4262 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
4263 use-after-free of the result of
4264 aarch64_get_extension_string_for_isa_flags.
4266 2019-01-23 Jakub Jelinek <jakub@redhat.com>
4269 * doc/extend.texi: Document break and continue behavior in
4270 statement expressions.
4272 2019-01-23 Richard Biener <rguenther@suse.de>
4274 PR tree-optimization/89008
4275 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
4276 not leave another stray operand.
4278 2019-01-23 Jakub Jelinek <jakub@redhat.com>
4280 * BASE-VER: Bump to 9.0.1.
4282 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
4284 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
4285 thunk that returns by reference, use the type of the return object
4286 of the thunk instead of that of the alias to build the dereference.
4288 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
4290 * config/arc/atomic.md: Add operand to DMB instruction.
4292 2019-01-23 Jakub Jelinek <jakub@redhat.com>
4294 PR tree-optimization/88964
4295 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
4296 build_zero_cst instead of build_int_cst. Return false for loop
4297 invariants which honor signed zeros.
4299 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
4301 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
4303 2019-01-22 Jakub Jelinek <jakub@redhat.com>
4306 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
4307 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
4308 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
4311 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
4312 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
4315 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
4316 Disable for little endian.
4318 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
4321 * config/arm/arm.c (arm_needs_double_word_align): Check
4322 DECL_BIT_FIELD_TYPE.
4324 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
4325 H.J. Lu <hongjiu.lu@intel.com>
4328 * config/i386/i386-builtin.def: Add mask2 to all builtin
4329 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
4331 * config/i386/i386.c (BDESC): Add mask2 to the definition.
4332 (BDESC_FIRST): Likewise.
4333 (define_builtin): Add an argument for mask2. Updated to handle
4334 both ix86_isa_flags and ix86_isa_flags2.
4335 (define_builtin_const): Likewise.
4336 (define_builtin_pure): Likewise.
4337 (define_builtin2): Deleted.
4338 (define_builtin_const2): Likewise.
4339 (builtin_description): Add a member, mask2.
4340 (bdesc_*): Add mask2 to builtin initializations.
4341 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
4342 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
4344 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
4346 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
4349 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
4352 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
4355 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
4356 alignment is dominated by a bitfield with 64-bit aligned base type.
4357 (arm_function_arg): Emit a warning if the alignment has changed since
4358 earlier GCC releases.
4359 (arm_function_arg_boundary): Likewise.
4360 (arm_setup_incoming_varargs): Likewise.
4362 2019-01-22 Richard Biener <rguenther@suse.de>
4364 PR tree-optimization/88862
4365 * graphite-scop-detection.c
4366 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
4368 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
4370 * doc/extend.tex (AMD GCN Function Attributes): New section.
4371 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
4372 * doc/invoke.texi (AMD GCN Options): New section.
4373 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
4375 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
4377 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
4378 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
4380 2019-01-22 Jakub Jelinek <jakub@redhat.com>
4382 PR tree-optimization/88044
4383 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
4384 is false in the first iteration, but !every_iteration, return false
4385 instead of true with niter->niter zero.
4387 PR rtl-optimization/88904
4388 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
4389 any nonequal registers before processing BB_END (b).
4392 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
4394 (expand_binop_directly, expand_doubleword_clz,
4395 expand_doubleword_popcount, expand_ctz, expand_ffs,
4396 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
4398 PR rtl-optimization/49429
4400 PR rtl-optimization/86334
4402 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
4403 addressable from here...
4404 (emit_block_op_via_libcall): ... to here.
4406 2019-01-22 Richard Biener <rguenther@suse.de>
4408 * tree-vect-loop.c (vect_analyze_loop_operations): Use
4409 auto_vec for cost vector to fix memleak.
4410 (vectorize_fold_left_reduction): Properly gather SLP defs.
4411 (vectorizable_comparison): Do not swap operands to properly
4414 2019-01-22 Alan Modra <amodra@gmail.com>
4417 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
4418 stays a reg. Allow a const_int.
4419 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
4420 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
4421 (IS_NOMARK_TLSGETADDR): Define.
4422 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
4423 (rs6000_output_tlsargs): New function.
4424 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
4425 __tls_get_addr call takes an arg.
4426 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
4427 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
4429 (call_value_nonlocal_sysv): ..or here, delete split.
4430 (tls_gdld_nomark): Delete.
4431 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
4432 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
4433 (call_value_nonlocal_sysv): Likewise.
4434 (call_value_nonlocal_sysv_secure): Likewise.
4435 (call_value_nonlocal_aix): Likewise.
4436 (call_value_indirect_aix): Likewise.
4437 (call_value_indirect_elfv2): Likewise.
4438 (call_value_local32, call_value_local64): Disable for no-mark tls.
4439 (call_value_local_aix): Likewise.
4441 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
4444 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
4445 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
4447 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
4449 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
4450 string contents as hash_map keys.
4452 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4455 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
4456 for rvalue context. Handle rvalues correctly. Use min_align_of_type
4457 instead of TYPE_ALIGN.
4458 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
4459 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
4460 pointer from TYPE_STUB_DECL.
4462 2019-01-21 Richard Biener <rguenther@suse.de>
4464 PR tree-optimization/88934
4465 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
4466 at the possibly non-constant operand.
4467 (vect_get_constant_vectors): Adjust.
4469 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
4472 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
4473 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
4474 instead of _X86INTRIN_H_INCLUDED.
4475 * onfig/i386/clwbintrin.h: Likewise.
4476 * config/i386/pkuintrin.h: Likewise.
4477 * config/i386/prfchwintrin.h: Likewise.
4478 * config/i386/rdseedintrin.h: Likewise.
4479 * config/i386/wbnoinvdintrin.h: Likewise.
4480 * config/i386/xsavecintrin.h: Likewise.
4481 * config/i386/xsavesintrin.h: Likewise.
4482 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
4483 * config/i386/xsaveintrin.h: Likewise.
4484 * config/i386/xsaveoptintrin.h: Likewise.
4485 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
4486 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
4487 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
4488 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
4489 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
4490 * config/i386/immintrin.h: Here.
4492 2019-01-20 Martin Jambor <mjambor@suse.cz>
4495 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
4496 with aa_walk_budget.
4497 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
4498 aa_walk_budget_p parameter.
4499 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
4500 walk. Updated all callers.
4501 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
4502 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
4504 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
4505 parameter info. Extract info from fbi. Pass fbi to recursive calls
4506 and to unmodified_parm.
4507 (phi_result_unknown_predicate): New parameter fbi, removed parameter
4508 info, updated call to will_be_nonconstant_expr_predicate.
4509 (param_change_prob): New parameter fbi, limit AA walking.
4510 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
4511 calls to various above functions.
4512 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
4513 parameter. Use it to limit AA walking.
4514 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
4516 (detect_type_change): New parameter fbi, pass it on to
4517 detect_type_change_from_memory_writes.
4518 (detect_type_change_ssa): Likewise.
4519 (aa_overwalked): Removed.
4520 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
4521 accordingly, adjust to the neew AA limiting scheme.
4522 (parm_ref_data_preserved_p): Likewise.
4523 (ipa_compute_jump_functions_for_edge): Adjust call to
4525 (ipa_analyze_call_uses): Likewise.
4526 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
4527 (ipa_analyze_node): Initialize aa_walk_budget.
4528 (ipcp_transform_function): Likewise.
4529 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
4530 to get_dynamic_type.
4532 2019-01-19 Jakub Jelinek <jakub@redhat.com>
4534 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
4535 outside of #if CHECKING_P code.
4537 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
4539 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
4540 New function, split out from...
4541 (loop_versioning::analyze_stride): ...here.
4542 (loop_versioning::find_per_loop_multiplication): Use gassign.
4543 (loop_versioning::analyze_term_using_scevs): Return a success code.
4544 (loop_versioning::analyze_arbitrary_term): New function.
4545 (loop_versioning::analyze_address_fragment): Use
4546 analyze_arbitrary_term if all else fails.
4548 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
4551 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
4554 2019-01-18 Richard Biener <rguenther@suse.de>
4556 PR tree-optimization/88903
4557 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
4558 scalar stmts a SLP shift amount is composed of when detecting
4561 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
4564 * config/arm/arm-cpus.in (mp): New feature.
4566 (fgroup ARMv7ve): Add mp and sec features.
4567 (arch armv7-a): Add options to allow mp and sec extensions.
4568 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
4569 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
4570 extenstions to the base architecture.
4571 (cpu cortex-a8): Add sec extension to the base architecture.
4572 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
4573 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
4574 variants down to the base v7-a varaint.
4575 * config/arm/t-multilib (v7_a_arch_variants): New variable.
4576 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
4577 of permitted extensions for -march=armv7-a and for
4578 -mcpu=generic-armv7-a.
4580 2019-01-18 Martin Liska <mliska@suse.cz>
4582 * params.def: Fix comment.
4583 * tree-profile.c (gimple_init_gcov_profiler): Bump function
4585 (gimple_gen_ic_func_profiler): Likewise.
4587 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4589 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
4590 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
4591 and put in error checks for stack protector guard options.
4592 (aarch64_stack_protect_guard): New.
4593 (TARGET_STACK_PROTECT_GUARD): Define.
4594 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
4595 (reg_stack_protect_address<mode>): New.
4596 (stack_protect_set): Adjust for SSP_GLOBAL.
4597 (stack_protect_test): Likewise.
4598 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
4599 (-mstack-protector-guard): Likewise.
4600 (-mstack-protector-guard-offset): Likewise.
4602 2019-01-18 Jakub Jelinek <jakub@redhat.com>
4604 PR tree-optimization/86214
4605 * tree-inline.h (struct copy_body_data): Add
4606 add_clobbers_to_eh_landing_pads member.
4607 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
4608 (copy_edges_for_bb): Call it if EH edge destination is <
4609 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
4610 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
4611 if flag_stack_reuse != SR_NONE and clear it afterwards.
4613 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
4616 * doc/install.texi (with-multilib-list): Document for aarch64.
4618 2019-01-18 Jakub Jelinek <jakub@redhat.com>
4621 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
4622 (("..."))) with ("...").
4624 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4626 * doc/extend.texi (Built-in Functions for Memory Model Aware
4627 Atomic Operations): Document atomic fetch and nand.
4629 2019-01-18 Martin Liska <mliska@suse.cz>
4630 Richard Biener <rguenther@suse.de>
4633 * cgraph.h (create_version_clone_with_body): Add new argument
4635 * cgraphclones.c (cgraph_node::create_version_clone): Add
4636 DECL_ATTRIBUTES to a newly created decl. And call
4637 valid_attribute_p so that proper cl_target_optimization_node
4638 is set for the newly created declaration.
4639 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
4641 (expand_target_clones): Do not call valid_attribute_p, it must
4643 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
4646 2019-01-17 Jakub Jelinek <jakub@redhat.com>
4649 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
4650 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
4651 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
4653 2019-01-17 Martin Sebor <msebor@redhat.com>
4656 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
4657 Handle anti-ranges the same as no range at all.
4659 2018-01-17 Steve Ellcey <sellcey@cavium.com>
4661 * config/aarch64/aarch64.c (cgraph.h): New include.
4662 (intl.h): New include.
4663 (supported_simd_type): New function.
4664 (currently_supported_simd_type): Ditto.
4665 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
4666 (aarch64_simd_clone_adjust): Ditto.
4667 (aarch64_simd_clone_usable): Ditto.
4668 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
4669 (TARGET_SIMD_CLONE_ADJUST): Ditto.
4670 (TARGET_SIMD_CLONE_USABLE): Ditto.
4671 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
4672 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
4675 2019-01-17 Martin Sebor <msebor@redhat.com>
4677 PR tree-optimization/88800
4678 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
4679 NO_WARNING bit here. Avoid folding out-of-bounds calls.
4680 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
4681 redundant argument. Add new argument and issue diagnostics under
4682 its control. Detect out-of-bounds access even with warnings
4684 (check_bounds_or_overlap): Change return type. Add argument.
4685 (wrestrict_dom_walker::check_call): Adjust.
4686 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
4687 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
4688 check_bounds_or_overlap's return value.
4689 (handle_builtin_stxncpy): Same.
4690 (handle_builtin_strcat): Same.
4692 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4693 Kwok Cheung Yeung <kcy@codesourcery.com>
4694 Julian Brown <julian@codesourcery.com>
4695 Tom de Vries <tom@codesourcery.com>
4697 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
4699 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4701 * doc/sourcebuild.texi: Document dg-require-effective-target
4702 llvm_binutils and offload_gcn.
4704 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4705 Kwok Cheung Yeung <kcy@codesourcery.com>
4706 Julian Brown <julian@codesourcery.com>
4707 Tom de Vries <tom@codesourcery.com>
4709 * doc/sourcebuild.texi: Document dg-required-effective-target
4712 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4713 Kwok Cheung Yeung <kcy@codesourcery.com>
4714 Julian Brown <julian@codesourcery.com>
4715 Tom de Vries <tom@codesourcery.com>
4716 Jan Hubicka <hubicka@ucw.cz>
4717 Martin Jambor <mjambor@suse.cz>
4719 * config.gcc: Add amdgcn*-*-amdhsa configuration.
4720 * configure.ac: Check for dlopen.
4721 * configure: Regenerate.
4723 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4724 Kwok Cheung Yeung <kcy@codesourcery.com>
4725 Julian Brown <julian@codesourcery.com>
4726 Tom de Vries <tom@codesourcery.com>
4727 Jan Hubicka <hubicka@ucw.cz>
4728 Martin Jambor <mjambor@suse.cz>
4730 * common/config/gcn/gcn-common.c: New file.
4731 * config/gcn/driver-gcn.c: New file.
4732 * config/gcn/gcn-builtins.def: New file.
4733 * config/gcn/gcn-hsa.h: New file.
4734 * config/gcn/gcn-modes.def: New file.
4735 * config/gcn/gcn-opts.h: New file.
4736 * config/gcn/gcn-passes.def: New file.
4737 * config/gcn/gcn-protos.h: New file.
4738 * config/gcn/gcn-run.c: New file.
4739 * config/gcn/gcn-tree.c: New file.
4740 * config/gcn/gcn.c: New file.
4741 * config/gcn/gcn.h: New file.
4742 * config/gcn/gcn.opt: New file.
4743 * config/gcn/t-gcn-hsa: New file.
4745 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
4746 Kwok Cheung Yeung <kcy@codesourcery.com>
4747 Julian Brown <julian@codesourcery.com>
4748 Tom de Vries <tom@codesourcery.com>
4749 Jan Hubicka <hubicka@ucw.cz>
4750 Martin Jambor <mjambor@suse.cz>
4752 * config/gcn/constraints.md: New file.
4753 * config/gcn/gcn-valu.md: New file.
4754 * config/gcn/gcn.md: New file.
4755 * config/gcn/predicates.md: New file.
4757 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
4759 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
4760 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
4761 (stmt_uses_0_or_null_in_undefined_way): Likewise.
4762 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
4764 2019-01-17 Tamar Christina <tamar.christina@arm.com>
4767 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
4768 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
4769 it and document registers.
4771 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4773 * config/aarch64/aarch64.c (ares_tunings): Define.
4774 * config/aarch64/aarch64-cores.def (ares): Use the above.
4776 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
4780 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
4782 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
4783 (_mm512_fixupimm_round_pd): Update parameters and builtin.
4784 (_mm512_maskz_fixupimm_round_pd): Ditto.
4785 (_mm512_fixupimm_round_ps): Ditto.
4786 (_mm512_maskz_fixupimm_round_ps): Ditto.
4787 (_mm_fixupimm_round_sd): Ditto.
4788 (_mm_maskz_fixupimm_round_sd): Ditto.
4789 (_mm_fixupimm_round_ss): Ditto.
4790 (_mm_maskz_fixupimm_round_ss): Ditto.
4791 (_mm512_fixupimm_pd): Ditto.
4792 (_mm512_maskz_fixupimm_pd): Ditto.
4793 (_mm512_fixupimm_ps): Ditto.
4794 (_mm512_maskz_fixupimm_ps): Ditto.
4795 (_mm_fixupimm_sd): Ditto.
4796 (_mm_maskz_fixupimm_sd): Ditto.
4797 (_mm_fixupimm_ss): Ditto.
4798 (_mm_maskz_fixupimm_ss): Ditto.
4799 (_mm512_mask_fixupimm_round_pd): Update builtin.
4800 (_mm512_mask_fixupimm_round_ps): Ditto.
4801 (_mm_mask_fixupimm_round_sd): Ditto.
4802 (_mm_mask_fixupimm_round_ss): Ditto.
4803 (_mm512_mask_fixupimm_pd): Ditto.
4804 (_mm512_mask_fixupimm_ps): Ditto.
4805 (_mm_mask_fixupimm_sd): Ditto.
4806 (_mm_mask_fixupimm_ss): Ditto.
4807 * config/i386/avx512vlintrin.h:
4808 (_mm256_fixupimm_pd): Update parameters and builtin.
4809 (_mm256_maskz_fixupimm_pd): Ditto.
4810 (_mm256_fixupimm_ps): Ditto.
4811 (_mm256_maskz_fixupimm_ps): Ditto.
4812 (_mm_fixupimm_pd): Ditto.
4813 (_mm_maskz_fixupimm_pd): Ditto.
4814 (_mm_fixupimm_ps): Ditto.
4815 (_mm_maskz_fixupimm_ps): Ditto.
4816 (_mm256_mask_fixupimm_pd): Update builtin.
4817 (_mm256_mask_fixupimm_ps): Ditto.
4818 (_mm_mask_fixupimm_pd): Ditto.
4819 (_mm_mask_fixupimm_ps): Ditto.
4820 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
4821 * config/i386/i386-builtin.def: Update builtin definitions.
4822 * config/i386/i386.c: Handle new builtin types and remove useless ones.
4823 * config/i386/sse.md: Update VFIXUPIMM* patterns.
4824 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4825 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4826 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
4827 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4828 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4829 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
4830 * config/i386/subst.md:
4831 (round_saeonly_sd_mask_operand4): Add new subst_attr.
4832 (round_saeonly_sd_mask_op4): Ditto.
4833 (round_saeonly_expand_operand5): Ditto.
4834 (round_saeonly_expand): Update.
4836 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
4840 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
4842 * config/i386/sse.md: Combine VFIXUPIMM* patterns
4843 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4844 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4845 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
4846 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
4847 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
4848 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
4850 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
4854 2018-12-15 Jakub Jelinek <jakub@redhat.com>
4857 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
4858 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
4859 instead of UNSPEC_FIXUPIMM.
4861 2019-01-17 Richard Biener <rguenther@suse.de>
4864 * dwarf2out.c (want_pubnames): Never generate pubnames sections
4865 and friends for the LTO part of debug info.
4867 2019-01-17 Jakub Jelinek <jakub@redhat.com>
4869 PR tree-optimization/86214
4870 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
4873 PR rtl-optimization/88870
4874 * dce.c (deletable_insn_p): Never delete const/pure calls that can
4875 throw if we can't alter the cfg or delete dead exceptions.
4876 (mark_insn): Don't call find_call_stack_args for such calls.
4878 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
4880 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
4881 prototypes for vec_st.
4882 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
4883 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
4884 mainly on signed/unsigned long long and double.
4886 2019-01-16 David Malcolm <dmalcolm@redhat.com>
4889 * combine.c (delete_noop_moves): Convert to "bool" return,
4890 returning true if any edges are eliminated.
4891 (combine_instructions): Also return true if delete_noop_moves
4894 2019-01-16 Tamar Christina <tamar.christina@arm.com>
4896 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
4897 correct max nunits for endian swap.
4898 (aarch64_expand_fcmla_builtin): Correct subreg code.
4899 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
4900 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
4903 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
4905 * config/alpha/alpha.c (alpha_gimplify_va_arg):
4906 Handle split indirect COMPLEX_TYPE arguments.
4908 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
4911 * config/aarch64/aarch64-modes.def: Add comment about how the carry
4912 bit is set by add and compare.
4913 (CC_ADC): New CC_MODE.
4914 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
4915 to cache the code and mode of X. Adjust the shape of a CC_Cmode
4916 comparison. Add detection for CC_ADCmode.
4917 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
4919 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
4920 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
4921 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
4922 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
4923 to eliminate the need for zero-extending the operands.
4924 (add<mode>3_compareC_imm): Delete. Merge into ...
4925 (add<mode>3_compareC): ... this. Restructure the comparison to
4926 eliminate the need for zero-extending the operands.
4927 (add<mode>3_carryin): Use LTU for the overflow detection.
4928 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
4929 Reexpress comparison for overflow.
4930 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
4931 (add<mode>3_carryinC): Likewise.
4932 (add<mode>3_carryinV): Use LTU for carry between partials.
4933 * config/aarch64/predicates.md (aarch64_carry_operation): Update
4934 handling of CC_Cmode and add CC_ADCmode.
4935 (aarch64_borrow_operation): Likewise.
4937 2019-01-16 Tamar Christina <tamar.christina@arm.com>
4939 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
4940 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
4941 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
4942 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
4944 2019-01-16 Martin Liska <mliska@suse.cz>
4946 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
4948 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
4950 * gcc.c (add_sysrooted_hdrs_prefix): New function.
4951 (path_prefix_reset): Move up in the source file.
4952 (find_fortran_preinclude_file): Make complex search for the
4953 fortran header files.
4955 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
4957 * godump.c (go_output_typedef): When outputting a typedef, refer
4958 to the underlying type by its name and not its structure.
4960 2019-01-15 David Malcolm <dmalcolm@redhat.com>
4963 * tree.c (build_function_type): Assert that arg_types is not
4966 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
4969 * doc/extend.texi: Document that listing the stack pointer in the
4970 clobber list of an asm is a deprecated feature.
4971 * common.opt (Wdeprecated): Moved from c-family/c.opt.
4972 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
4973 warning instead of an error for clobbers of the stack pointer.
4974 Add a note explaining why.
4976 2019-01-15 Richard Biener <rguenther@suse.de>
4979 * dwarf2out.c (gen_member_die): Do not generate inheritance
4982 2019-01-15 Richard Biener <rguenther@suse.de>
4984 PR tree-optimization/88855
4985 * tree-if-conv.c (combine_blocks): Collect
4986 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
4988 2019-01-15 Tom de Vries <tdevries@suse.de>
4991 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
4992 lhs == NULL_TREE for gang-level reduction.
4994 2019-01-15 Richard Biener <rguenther@suse.de>
4995 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4998 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
4999 return true if SSA_NAME is already marked in visited bitmap.
5000 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
5002 2019-01-15 Jakub Jelinek <jakub@redhat.com>
5004 PR tree-optimization/88775
5005 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
5006 equal == 0 equality pointer comparisons some more if compared in
5007 integral types and either one points to an automatic var and the
5008 other to a global, or we can prove at least one points to the middle
5009 or both point to start or both point to end.
5011 2019-01-14 Andi Kleen <ak@linux.intel.com>
5013 * Makefile.in: Lower autofdo sampling rate by 10x.
5014 * Makefile.tpl: Dito.
5016 2019-01-14 Tom Honermann <tom@honermann.net>
5018 * defaults.h: Define CHAR8_TYPE.
5020 2019-01-14 Martin Sebor <msebor@redhat.com>
5023 * doc/extend.texi (Darwin Format Checks): Clarify.
5025 2019-01-14 Richard Biener <rguenther@suse.de>
5027 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
5028 whether we are in (simplify ...) or (match ...) context.
5030 2019-01-14 Jakub Jelinek <jakub@redhat.com>
5032 PR rtl-optimization/88796
5033 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
5034 * cfgexpand.c (stack_protect_prologue): Initialize
5035 crtl->stack_protect_guard_decl.
5036 * function.c (stack_protect_epilogue): Use it instead of calling
5037 targetm.stack_protect_guard again.
5038 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
5039 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
5040 crtl->stack_protect_guard_decl.
5041 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
5042 on the returned MEM_EXPR.
5044 2019-01-12 Tom de Vries <tdevries@suse.de>
5046 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
5047 vector length using -fopenacc-dim.
5049 2019-01-12 Tom de Vries <tdevries@suse.de>
5051 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
5052 lengths into account.
5054 2019-01-12 Svante Signell <svante.signell@gmail.com>
5056 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
5057 (TARGET_CAN_SPLIT_STACK): Define.
5058 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
5060 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
5062 * params.def (inline-unit-growth): Set to 40.
5064 2019-01-12 Jakub Jelinek <jakub@redhat.com>
5066 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
5068 2019-01-12 Tom de Vries <tdevries@suse.de>
5070 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
5071 region calling vector-partitionable routine, set default_vector_length
5074 2019-01-12 Tom de Vries <tdevries@suse.de>
5076 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
5077 variable default_vector_length.
5079 2019-01-12 Tom de Vries <tdevries@suse.de>
5082 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
5083 from oacc_default_dims, as oacc_validate_dims would do it, and apply
5086 2019-01-12 Tom de Vries <tdevries@suse.de>
5088 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
5089 (nvptx_goacc_validate_dims): Add used parameter.
5090 * doc/tm.texi: Regenerate.
5091 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
5092 argument to call to targetm.goacc.validate_dims.
5093 (default_goacc_validate_dims): Add used
5095 * target.def (validate_dims): Add used parameter in DEFHOOK.
5096 * targhooks.h (default_goacc_validate_dims): Add used parameter.
5098 2019-01-11 Jakub Jelinek <jakub@redhat.com>
5102 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
5104 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
5105 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
5106 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
5107 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
5109 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
5111 PR rtl-optimization/87305
5113 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
5114 for little endian pseudos used as paradoxical subreg.
5116 2019-01-11 Jakub Jelinek <jakub@redhat.com>
5118 PR tree-optimization/88693
5119 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
5120 for STRING_CSTs that don't contain any NUL characters in the first
5121 TREE_STRING_LENGTH bytes.
5123 2019-01-11 Alan Modra <amodra@gmail.com>
5127 * genattrtab.c (min_fn): Don't translate values.
5128 (min_attr_value): Return INT_MAX when the value can't be calculated.
5129 Return minimum among any values that can be calculated.
5130 (max_attr_value): Adjust.
5132 2019-01-11 Jakub Jelinek <jakub@redhat.com>
5134 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
5136 2019-01-11 Steve Ellcey <sellcey@marvell.com>
5138 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
5139 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
5140 (aarch64_return_call_with_max_clobbers): New function.
5141 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
5142 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
5144 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
5145 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
5146 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
5147 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
5148 * cselib.c (cselib_process_insn): Add argument to
5149 targetm.hard_regno_call_part_clobbered call.
5150 * ira-conflicts.c (ira_build_conflicts): Ditto.
5151 * ira-costs.c (ira_tune_allocno_costs): Ditto.
5152 * lra-constraints.c (inherit_reload_reg): Ditto.
5153 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
5154 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
5155 argument. Call targetm.return_call_with_max_clobbers.
5156 Add argument to targetm.hard_regno_call_part_clobbered call.
5157 (calls_have_same_clobbers_p): New function.
5158 (process_bb_lives): Add call_insn and last_call_insn variables.
5159 Pass call_insn to check_pseudos_live_through_calls.
5160 Modify if stmt to check targetm.return_call_with_max_clobbers.
5161 Update setting of flush variable.
5162 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
5164 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
5165 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
5166 targetm.hard_regno_call_part_clobbered call.
5167 * reginfo.c (choose_hard_reg_mode): Ditto.
5168 * regrename.c (check_new_reg_p): Ditto.
5169 * reload.c (find_equiv_reg): Ditto.
5170 * reload1.c (emit_reload_insns): Ditto.
5171 * sched-deps.c (deps_analyze_insn): Ditto.
5172 * sel-sched.c (init_regs_for_mode): Ditto.
5173 (mark_unavailable_hard_regs): Ditto.
5174 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
5175 * target.def (hard_regno_call_part_clobbered): Add insn argument.
5176 (return_call_with_max_clobbers): New target function.
5177 * doc/tm.texi: Regenerate.
5178 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
5179 * hooks.c (hook_bool_uint_mode_false): Change to
5180 hook_bool_insn_uint_mode_false.
5181 * hooks.h (hook_bool_uint_mode_false): Ditto.
5183 2019-01-11 Steve Ellcey <sellcey@marvell.com>
5185 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
5186 (aarch64_remove_extra_call_preserved_regs): New function.
5187 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
5188 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
5189 * doc/tm.texi: Regenerate.
5190 * final.c (get_call_reg_set_usage): Call new hook.
5191 * target.def (remove_extra_call_preserved_regs): New hook.
5192 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
5193 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
5195 2019-01-11 Jakub Jelinek <jakub@redhat.com>
5198 * passes.c (finish_optimization_passes): Call print_combine_total_stats
5199 inside of pass_combine_1 dump rather than pass_profile_1.
5201 2019-01-11 Tom de Vries <tdevries@suse.de>
5203 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
5204 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
5205 (PTX_NUM_PER_WORKER_BARRIERS): Define.
5206 (nvptx_apply_dim_limits): Prevent vector_length 64 and
5209 2019-01-11 Tom de Vries <tdevries@suse.de>
5211 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
5213 2019-01-11 Jan Beulich <jbeulich@suse.com>
5215 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
5216 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
5217 sse2_cvtsi2sd): Add {l}.
5218 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
5221 2019-01-10 Jakub Jelinek <jakub@redhat.com>
5224 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
5226 (*float<floatunssuffix>v2div2sf2): New define_insn.
5227 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
5228 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
5229 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
5230 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
5231 match_operands with "const0_operand" "C".
5233 2019-01-10 Tamar Christina <tamar.christina@arm.com>
5235 * config/aarch64/aarch64-builtins.c
5236 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
5237 (aarch64_init_simd_builtins): ...Here
5239 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
5241 PR rtl-optimization/87305
5243 (setup_live_pseudos_and_spill_after_risky_transforms): Check
5244 allocation for big endian pseudos used as paradoxical subregs and
5245 spill them if it is wrong.
5246 * lra-constraints.c (lra_constraints): Add a comment.
5248 2019-01-10 Richard Biener <rguenther@suse.de>
5250 PR tree-optimization/88792
5251 * tree-ssa-pre.c (get_representative_for): Do not return a
5254 2019-01-10 Jakub Jelinek <jakub@redhat.com>
5258 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
5259 (assign_parm_setup_block): Do the argument slot realignment here
5262 2019-01-10 Stefan Agner <stefan@agner.ch>
5265 * config/arm/arm.c (arm_option_override_internal): Force
5266 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
5268 2019-01-10 Jakub Jelinek <jakub@redhat.com>
5271 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
5274 2019-01-10 Tamar Christina <tamar.christina@arm.com>
5276 * config/arm/arm-builtins.c
5277 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
5278 (MAC_LANE_PAIR_QUALIFIERS): New.
5279 (arm_expand_builtin_args): Use it.
5280 (arm_expand_builtin_1): Likewise.
5281 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
5282 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
5283 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
5284 * config/arm/arm_neon.h:
5285 (vcadd_rot90_f16): New.
5286 (vcaddq_rot90_f16): New.
5287 (vcadd_rot270_f16): New.
5288 (vcaddq_rot270_f16): New.
5291 (vcmla_lane_f16): New.
5292 (vcmla_laneq_f16): New.
5293 (vcmlaq_lane_f16): New.
5294 (vcmlaq_laneq_f16): New.
5295 (vcmla_rot90_f16): New.
5296 (vcmlaq_rot90_f16): New.
5297 (vcmla_rot90_lane_f16): New.
5298 (vcmla_rot90_laneq_f16): New.
5299 (vcmlaq_rot90_lane_f16): New.
5300 (vcmlaq_rot90_laneq_f16): New.
5301 (vcmla_rot180_f16): New.
5302 (vcmlaq_rot180_f16): New.
5303 (vcmla_rot180_lane_f16): New.
5304 (vcmla_rot180_laneq_f16): New.
5305 (vcmlaq_rot180_lane_f16): New.
5306 (vcmlaq_rot180_laneq_f16): New.
5307 (vcmla_rot270_f16): New.
5308 (vcmlaq_rot270_f16): New.
5309 (vcmla_rot270_lane_f16): New.
5310 (vcmla_rot270_laneq_f16): New.
5311 (vcmlaq_rot270_lane_f16): New.
5312 (vcmlaq_rot270_laneq_f16): New.
5313 (vcadd_rot90_f32): New.
5314 (vcaddq_rot90_f32): New.
5315 (vcadd_rot270_f32): New.
5316 (vcaddq_rot270_f32): New.
5319 (vcmla_lane_f32): New.
5320 (vcmla_laneq_f32): New.
5321 (vcmlaq_lane_f32): New.
5322 (vcmlaq_laneq_f32): New.
5323 (vcmla_rot90_f32): New.
5324 (vcmlaq_rot90_f32): New.
5325 (vcmla_rot90_lane_f32): New.
5326 (vcmla_rot90_laneq_f32): New.
5327 (vcmlaq_rot90_lane_f32): New.
5328 (vcmlaq_rot90_laneq_f32): New.
5329 (vcmla_rot180_f32): New.
5330 (vcmlaq_rot180_f32): New.
5331 (vcmla_rot180_lane_f32): New.
5332 (vcmla_rot180_laneq_f32): New.
5333 (vcmlaq_rot180_lane_f32): New.
5334 (vcmlaq_rot180_laneq_f32): New.
5335 (vcmla_rot270_f32): New.
5336 (vcmlaq_rot270_f32): New.
5337 (vcmla_rot270_lane_f32): New.
5338 (vcmla_rot270_laneq_f32): New.
5339 (vcmlaq_rot270_lane_f32): New.
5340 (vcmlaq_rot270_laneq_f32): New.
5341 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
5342 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
5343 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
5344 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
5345 vcmlaq_lane270): New.
5346 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
5347 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
5348 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
5349 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
5350 (arm_option_reconfigure_globals): Use them.
5351 * config/arm/iterators.md (VDF, VQ_HSF): New.
5352 (VCADD, VCMLA): New.
5353 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
5354 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
5356 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
5357 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
5359 2019-01-10 Tamar Christina <tamar.christina@arm.com>
5361 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
5362 Add qualifier_lane_pair_index.
5363 (emit-rtl.h): Include.
5364 (TYPES_QUADOP_LANE_PAIR): New.
5365 (aarch64_simd_expand_args): Use it.
5366 (aarch64_simd_expand_builtin): Likewise.
5367 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
5369 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
5370 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
5371 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
5372 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
5373 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
5374 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
5375 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
5376 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
5377 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
5378 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
5379 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
5380 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
5381 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
5382 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
5383 Add __ARM_FEATURE_COMPLEX.
5384 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
5385 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
5386 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
5387 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
5388 fcmlaq_lane270): New.
5389 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
5390 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
5391 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
5392 * config/aarch64/arm_neon.h:
5393 (vcadd_rot90_f16): New.
5394 (vcaddq_rot90_f16): New.
5395 (vcadd_rot270_f16): New.
5396 (vcaddq_rot270_f16): New.
5399 (vcmla_lane_f16): New.
5400 (vcmla_laneq_f16): New.
5401 (vcmlaq_lane_f16): New.
5402 (vcmlaq_rot90_lane_f16): New.
5403 (vcmla_rot90_laneq_f16): New.
5404 (vcmla_rot90_lane_f16): New.
5405 (vcmlaq_rot90_f16): New.
5406 (vcmla_rot90_f16): New.
5407 (vcmlaq_laneq_f16): New.
5408 (vcmla_rot180_laneq_f16): New.
5409 (vcmla_rot180_lane_f16): New.
5410 (vcmlaq_rot180_f16): New.
5411 (vcmla_rot180_f16): New.
5412 (vcmlaq_rot90_laneq_f16): New.
5413 (vcmlaq_rot270_laneq_f16): New.
5414 (vcmlaq_rot270_lane_f16): New.
5415 (vcmla_rot270_laneq_f16): New.
5416 (vcmlaq_rot270_f16): New.
5417 (vcmla_rot270_f16): New.
5418 (vcmlaq_rot180_laneq_f16): New.
5419 (vcmlaq_rot180_lane_f16): New.
5420 (vcmla_rot270_lane_f16): New.
5421 (vcadd_rot90_f32): New.
5422 (vcaddq_rot90_f32): New.
5423 (vcaddq_rot90_f64): New.
5424 (vcadd_rot270_f32): New.
5425 (vcaddq_rot270_f32): New.
5426 (vcaddq_rot270_f64): New.
5430 (vcmla_lane_f32): New.
5431 (vcmla_laneq_f32): New.
5432 (vcmlaq_lane_f32): New.
5433 (vcmlaq_laneq_f32): New.
5434 (vcmla_rot90_f32): New.
5435 (vcmlaq_rot90_f32): New.
5436 (vcmlaq_rot90_f64): New.
5437 (vcmla_rot90_lane_f32): New.
5438 (vcmla_rot90_laneq_f32): New.
5439 (vcmlaq_rot90_lane_f32): New.
5440 (vcmlaq_rot90_laneq_f32): New.
5441 (vcmla_rot180_f32): New.
5442 (vcmlaq_rot180_f32): New.
5443 (vcmlaq_rot180_f64): New.
5444 (vcmla_rot180_lane_f32): New.
5445 (vcmla_rot180_laneq_f32): New.
5446 (vcmlaq_rot180_lane_f32): New.
5447 (vcmlaq_rot180_laneq_f32): New.
5448 (vcmla_rot270_f32): New.
5449 (vcmlaq_rot270_f32): New.
5450 (vcmlaq_rot270_f64): New.
5451 (vcmla_rot270_lane_f32): New.
5452 (vcmla_rot270_laneq_f32): New.
5453 (vcmlaq_rot270_lane_f32): New.
5454 (vcmlaq_rot270_laneq_f32): New.
5455 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
5456 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
5457 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
5458 (FCADD, FCMLA): New.
5460 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
5462 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
5466 * config/pa/pa.c: Change "can not" to "cannot".
5467 * gimple-ssa-evrp-analyze.c: Likewise.
5468 * ipa-icf.c: Likewise.
5469 * ipa-polymorphic-call.c: Likewise.
5470 * ipa-pure-const.c: Likewise.
5471 * lra-constraints.c: Likewise.
5472 * lra-remat.c: Likewise.
5473 * reload1.c: Likewise.
5474 * reorg.c: Likewise.
5475 * tree-ssa-uninit.c: Likewise.
5477 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
5481 * Makefile.in: Mechanically replace "can not" with "cannot".
5482 * alias.c: Likewise.
5483 * builtins.c: Likewise.
5484 * calls.c: Likewise.
5485 * cgraph.c: Likewise.
5486 * cgraph.h: Likewise.
5487 * cgraphclones.c: Likewise.
5488 * cgraphunit.c: Likewise.
5489 * combine-stack-adj.c: Likewise.
5490 * combine.c: Likewise.
5491 * common/config/i386/i386-common.c: Likewise.
5492 * config/aarch64/aarch64.c: Likewise.
5493 * config/alpha/sync.md: Likewise.
5494 * config/arc/arc.c: Likewise.
5495 * config/arc/predicates.md: Likewise.
5496 * config/arm/arm-c.c: Likewise.
5497 * config/arm/arm.c: Likewise.
5498 * config/arm/arm.h: Likewise.
5499 * config/arm/arm.md: Likewise.
5500 * config/arm/cortex-r4f.md: Likewise.
5501 * config/csky/csky.c: Likewise.
5502 * config/csky/csky.h: Likewise.
5503 * config/darwin-f.c: Likewise.
5504 * config/epiphany/epiphany.md: Likewise.
5505 * config/i386/i386.c: Likewise.
5506 * config/i386/sol2.h: Likewise.
5507 * config/m68k/m68k.c: Likewise.
5508 * config/mcore/mcore.h: Likewise.
5509 * config/microblaze/microblaze.md: Likewise.
5510 * config/mips/20kc.md: Likewise.
5511 * config/mips/sb1.md: Likewise.
5512 * config/nds32/nds32.c: Likewise.
5513 * config/nds32/predicates.md: Likewise.
5514 * config/pa/pa.c: Likewise.
5515 * config/rs6000/e300c2c3.md: Likewise.
5516 * config/rs6000/rs6000.c: Likewise.
5517 * config/s390/s390.h: Likewise.
5518 * config/sh/sh.c: Likewise.
5519 * config/sh/sh.md: Likewise.
5520 * config/spu/vmx2spu.h: Likewise.
5521 * cprop.c: Likewise.
5522 * dbxout.c: Likewise.
5523 * df-scan.c: Likewise.
5524 * doc/cfg.texi: Likewise.
5525 * doc/extend.texi: Likewise.
5526 * doc/fragments.texi: Likewise.
5527 * doc/gty.texi: Likewise.
5528 * doc/invoke.texi: Likewise.
5529 * doc/lto.texi: Likewise.
5530 * doc/md.texi: Likewise.
5531 * doc/objc.texi: Likewise.
5532 * doc/rtl.texi: Likewise.
5533 * doc/tm.texi: Likewise.
5535 * emit-rtl.c: Likewise.
5536 * emit-rtl.h: Likewise.
5537 * except.c: Likewise.
5538 * expmed.c: Likewise.
5540 * fold-const.c: Likewise.
5541 * genautomata.c: Likewise.
5542 * gimple-fold.c: Likewise.
5543 * hard-reg-set.h: Likewise.
5544 * ifcvt.c: Likewise.
5545 * ipa-comdats.c: Likewise.
5546 * ipa-cp.c: Likewise.
5547 * ipa-devirt.c: Likewise.
5548 * ipa-fnsummary.c: Likewise.
5549 * ipa-icf.c: Likewise.
5550 * ipa-inline-transform.c: Likewise.
5551 * ipa-inline.c: Likewise.
5552 * ipa-polymorphic-call.c: Likewise.
5553 * ipa-profile.c: Likewise.
5554 * ipa-prop.c: Likewise.
5555 * ipa-pure-const.c: Likewise.
5556 * ipa-reference.c: Likewise.
5557 * ipa-split.c: Likewise.
5558 * ipa-visibility.c: Likewise.
5560 * ira-build.c: Likewise.
5561 * ira-color.c: Likewise.
5562 * ira-conflicts.c: Likewise.
5563 * ira-costs.c: Likewise.
5564 * ira-int.h: Likewise.
5565 * ira-lives.c: Likewise.
5568 * loop-invariant.c: Likewise.
5569 * loop-unroll.c: Likewise.
5570 * lower-subreg.c: Likewise.
5571 * lra-assigns.c: Likewise.
5572 * lra-constraints.c: Likewise.
5573 * lra-eliminations.c: Likewise.
5574 * lra-lives.c: Likewise.
5575 * lra-remat.c: Likewise.
5576 * lra-spills.c: Likewise.
5578 * lto-cgraph.c: Likewise.
5579 * lto-streamer-out.c: Likewise.
5580 * postreload-gcse.c: Likewise.
5581 * predict.c: Likewise.
5582 * profile-count.h: Likewise.
5583 * profile.c: Likewise.
5584 * recog.c: Likewise.
5586 * reload.c: Likewise.
5587 * reload1.c: Likewise.
5588 * reorg.c: Likewise.
5589 * resource.c: Likewise.
5590 * rtl.def: Likewise.
5592 * rtlanal.c: Likewise.
5593 * sched-deps.c: Likewise.
5594 * sched-ebb.c: Likewise.
5595 * sched-rgn.c: Likewise.
5596 * sel-sched-ir.c: Likewise.
5597 * sel-sched.c: Likewise.
5598 * shrink-wrap.c: Likewise.
5599 * simplify-rtx.c: Likewise.
5600 * symtab.c: Likewise.
5601 * target.def: Likewise.
5602 * toplev.c: Likewise.
5603 * tree-call-cdce.c: Likewise.
5604 * tree-cfg.c: Likewise.
5605 * tree-complex.c: Likewise.
5606 * tree-core.h: Likewise.
5607 * tree-eh.c: Likewise.
5608 * tree-inline.c: Likewise.
5609 * tree-loop-distribution.c: Likewise.
5610 * tree-nrv.c: Likewise.
5611 * tree-profile.c: Likewise.
5612 * tree-sra.c: Likewise.
5613 * tree-ssa-alias.c: Likewise.
5614 * tree-ssa-dce.c: Likewise.
5615 * tree-ssa-dom.c: Likewise.
5616 * tree-ssa-forwprop.c: Likewise.
5617 * tree-ssa-loop-im.c: Likewise.
5618 * tree-ssa-loop-ivcanon.c: Likewise.
5619 * tree-ssa-loop-ivopts.c: Likewise.
5620 * tree-ssa-loop-niter.c: Likewise.
5621 * tree-ssa-phionlycprop.c: Likewise.
5622 * tree-ssa-phiopt.c: Likewise.
5623 * tree-ssa-propagate.c: Likewise.
5624 * tree-ssa-threadedge.c: Likewise.
5625 * tree-ssa-threadupdate.c: Likewise.
5626 * tree-ssa-uninit.c: Likewise.
5627 * tree-ssanames.c: Likewise.
5628 * tree-streamer-out.c: Likewise.
5631 * vr-values.c: Likewise.
5633 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
5635 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
5636 (ix86_split_xorsign): Ditto.
5637 * config/i386/i386.c (ix86_expand_xorsign): New function.
5638 (ix86_split_xorsign): Ditto.
5639 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
5640 (xorsign<mode>3): New expander.
5641 (xorsign<mode>3_1): New insn_and_split pattern.
5642 * config/i386/sse.md (xorsign<mode>3): New expander.
5644 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
5646 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
5647 (*tablejump_sp64): Likewise.
5648 (*tablejump<P:mode>): ...this.
5649 (*call_address_sp32): Merge into...
5650 (*call_address_sp64): Likewise.
5651 (*call_address<P:mode>): ...this.
5652 (*call_symbolic_sp32): Merge into...
5653 (*call_symbolic_sp64): Likewise.
5654 (*call_symbolic<P:mode>): ...this.
5655 (call_value): Remove constraint and add predicate.
5656 (*call_value_address_sp32): Merge into...
5657 (*call_value_address_sp64): Likewise.
5658 (*call_value_address<P:mode>): ...this.
5659 (*call_value_symbolic_sp32): Merge into...
5660 (*call_value_symbolic_sp64): Likewise.
5661 (*call_value_symbolic<P:mode>): ...this.
5662 (*sibcall_symbolic_sp32): Merge into...
5663 (*sibcall_symbolic_sp64): Likewise.
5664 (*sibcall_symbolic<P:mode>): ...this.
5665 (sibcall_value): Remove constraint and add predicate.
5666 (*sibcall_value_symbolic_sp32): Merge into...
5667 (*sibcall_value_symbolic_sp64): Likewise.
5668 (*sibcall_value_symbolic<P:mode>): ...this.
5669 (window_save): Minor tweak.
5670 (*branch_sp32): Merge into...
5671 (*branch_sp64): Likewise.
5672 (*branch<P:mode>): ...this.
5674 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
5675 James Clarke <jrtc27@jrtc27.com>
5678 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
5679 consistently in TLS address generation and adjust code to the renaming
5680 of patterns. Mark calls to __tls_get_addr as const.
5681 * config/sparc/sparc.md (tgd_hi22): Turn into...
5682 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
5683 (tgd_lo10): Turn into...
5684 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
5685 (tgd_add32): Merge into...
5686 (tgd_add64): Likewise.
5687 (tgd_add<P:mode>): ...this and use Pmode throughout.
5688 (tldm_hi22): Turn into...
5689 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
5690 (tldm_lo10): Turn into...
5691 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
5692 (tldm_add32): Merge into...
5693 (tldm_add64): Likewise.
5694 (tldm_add<P:mode>): ...this and use Pmode throughout.
5695 (tldm_call32): Merge into...
5696 (tldm_call64): Likewise.
5697 (tldm_call<P:mode>): ...this and use Pmode throughout.
5698 (tldo_hix22): Turn into...
5699 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
5700 (tldo_lox10): Turn into...
5701 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
5702 (tldo_add32): Merge into...
5703 (tldo_add64): Likewise.
5704 (tldo_add<P:mode>): ...this and use Pmode throughout.
5705 (tie_hi22): Turn into...
5706 (tie_hi22<P:mode>): ...this and use Pmode throughout.
5707 (tie_lo10): Turn into...
5708 (tie_lo10<P:mode>): ...this and use Pmode throughout.
5709 (tie_ld64): Use DImode throughout.
5710 (tie_add32): Merge into...
5711 (tie_add64): Likewise.
5712 (tie_add<P:mode>): ...this and use Pmode throughout.
5713 (tle_hix22_sp32): Merge into...
5714 (tle_hix22_sp64): Likewise.
5715 (tle_hix22<P:mode>): ...this and use Pmode throughout.
5716 (tle_lox22_sp32): Merge into...
5717 (tle_lox22_sp64): Likewise.
5718 (tle_lox22<P:mode>): ...this and use Pmode throughout.
5719 (*tldo_ldub_sp32): Merge into...
5720 (*tldo_ldub_sp64): Likewise.
5721 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
5722 (*tldo_ldub1_sp32): Merge into...
5723 (*tldo_ldub1_sp64): Likewise.
5724 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
5725 (*tldo_ldub2_sp32): Merge into...
5726 (*tldo_ldub2_sp64): Likewise.
5727 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
5728 (*tldo_ldsb1_sp32): Merge into...
5729 (*tldo_ldsb1_sp64): Likewise.
5730 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
5731 (*tldo_ldsb2_sp32): Merge into...
5732 (*tldo_ldsb2_sp64): Likewise.
5733 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
5734 (*tldo_ldub3_sp64): Use DImode throughout.
5735 (*tldo_ldsb3_sp64): Likewise.
5736 (*tldo_lduh_sp32): Merge into...
5737 (*tldo_lduh_sp64): Likewise.
5738 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
5739 (*tldo_lduh1_sp32): Merge into...
5740 (*tldo_lduh1_sp64): Likewise.
5741 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
5742 (*tldo_ldsh1_sp32): Merge into...
5743 (*tldo_ldsh1_sp64): Likewise.
5744 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
5745 (*tldo_lduh2_sp64): Use DImode throughout.
5746 (*tldo_ldsh2_sp64): Likewise.
5747 (*tldo_lduw_sp32): Merge into...
5748 (*tldo_lduw_sp64): Likewise.
5749 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
5750 (*tldo_lduw1_sp64): Use DImode throughout.
5751 (*tldo_ldsw1_sp64): Likewise.
5752 (*tldo_ldx_sp64): Likewise.
5753 (*tldo_stb_sp32): Merge into...
5754 (*tldo_stb_sp64): Likewise.
5755 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
5756 (*tldo_sth_sp32): Merge into...
5757 (*tldo_sth_sp64): Likewise.
5758 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
5759 (*tldo_stw_sp32): Merge into...
5760 (*tldo_stw_sp64): Likewise.
5761 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
5762 (*tldo_stx_sp64): Use DImode throughout.
5764 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5766 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
5767 check configure option to set BTI and Return Address Signing.
5768 * configure.ac: Add --enable-standard-branch-protection and
5769 --disable-standard-branch-protection.
5770 * configure: Regenerated.
5771 * doc/install.texi: Document the same.
5773 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5774 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5776 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
5777 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
5778 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
5780 * config/aarch64/aarch64-bti-insert.c: New file.
5781 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
5783 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
5785 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
5786 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
5787 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
5788 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
5790 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5792 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
5793 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
5794 Disable bti for -mbranch-protection=none.
5795 (aarch64_handle_standard_branch_protection): Enable bti for
5796 -mbranch-protection=standard.
5797 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
5798 -mbranch-protection.
5799 (aarch64_bti_enabled): Check if bti is enabled.
5800 * config/aarch64/aarch64.opt: Declare target variable.
5801 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
5803 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5805 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
5806 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
5807 (aarch64_expand_epilogue): Likewise.
5808 (aarch64_output_mi_thunk): Likewise
5809 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
5810 TAILCALL_ADDR_REGS to x16 and x17.
5811 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
5813 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5815 * config/aarch64/aarch64-option-extensions.def: Define
5816 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
5817 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
5818 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
5819 (AARCH64_FL_PREDRES): New.
5820 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
5821 AARCH64_FL_PREDRES by default.
5822 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
5824 2018-01-09 Sudakshina Das <sudi.das@arm.com>
5826 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
5828 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
5829 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
5830 * doc/invoke.texi: Document ARMv8.5-A.
5832 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
5834 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
5835 (xorsign<mode>3): Likewise.
5837 2019-01-09 Jelinek <jakub@redhat.com>
5840 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
5841 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
5843 PR rtl-optimization/88331
5844 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
5845 not currently_expanding_to_rtl.
5847 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
5849 * doc/invoke.texi (-Os): Remove trailing spaces.
5850 (-finline-functions): Remove reference to -O2.
5852 2019-01-08 Jakub Jelinek <jakub@redhat.com>
5854 PR rtl-optimization/79593
5855 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
5857 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
5858 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
5860 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
5863 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
5867 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
5868 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
5870 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
5873 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
5874 ix86_avx_u128_mode_entry.
5876 2019-01-08 Martin Liska <mliska@suse.cz>
5878 PR tree-optimization/88753
5879 * tree-switch-conversion.c (switch_conversion::build_one_array):
5880 Come up with local variable constructor. Convert first to
5881 type of constructor values.
5883 2019-01-08 Richard Biener <rguenther@suse.de>
5885 PR tree-optimization/86554
5886 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
5887 rpo_avail): Move earlier.
5888 (visit_nary_op): When value-numbering to expressions
5889 with different overflow behavior make sure there's an
5890 available expression on the path.
5892 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
5894 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
5895 aarch64_parse_branch_protection,
5896 struct aarch64_branch_protect_type,
5897 aarch64_handle_no_branch_protection,
5898 aarch64_handle_standard_branch_protection,
5899 aarch64_validate_mbranch_protection,
5900 aarch64_handle_pac_ret_protection,
5901 aarch64_handle_attr_branch_protection,
5902 accepted_branch_protection_string,
5903 aarch64_pac_ret_subtypes,
5904 aarch64_branch_protect_types,
5905 aarch64_handle_pac_ret_leaf): Define.
5906 (aarch64_override_options_after_change_1, aarch64_override_options):
5907 Add check for accepted_branch_protection_string.
5908 (aarch64_option_save): Save accepted_branch_protection_string.
5909 (aarch64_option_restore): Save accepted_branch_protection_string.
5910 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
5911 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
5912 msign-return-address.
5913 * doc/invoke.texi: Add mbranch-protection.
5915 2019-01-08 Alan Modra <amodra@gmail.com>
5918 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
5919 Delete "unknownp" parameter. Adjust callers. Handle
5920 CONST_INT, PLUS, MINUS, and MULT.
5921 (attr_value_aligned): Renamed from or_attr_value.
5922 (min_attr_value): Return INT_MIN for unhandled rtl case..
5923 (min_fn): ..and translate to INT_MAX here.
5924 (write_length_unit_log): Modify to cope without "unknown".
5925 (write_attr_value): Handle IF_THEN_ELSE.
5927 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
5929 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
5930 optimization for masked stores.
5932 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
5935 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
5936 output vector directly to duplicate_and_interleave instead of
5937 going through a temporary. Postpone insertion of ctor_seq to
5938 the end of the loop.
5940 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
5943 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
5944 unsigned_p. Handle signed and unsigned overflow correction as
5946 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
5948 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
5950 (add<mode>3_compareV_imm): Make this callable for expanding.
5951 (subv<GPI:mode>4): Use register_operand for operand 1. Use
5952 aarch64_plus_operand for operand 2.
5953 (subv<GPI:mode>_insn): New insn pattern.
5954 (subv<GPI:mode>_imm): Likewise.
5955 (negv<GPI:mode>3): New expand pattern.
5956 (negv<GPI:mode>_insn): New insn pattern.
5957 (negv<GPI:mode>_cmp_only): Likewise.
5958 (cmpv<GPI:mode>_insn): Likewise.
5959 (subvti4): Use register_operand for operand 1. Update call to
5960 aarch64_expand_subvti.
5961 (usubvti4): Likewise.
5962 (negvti3): New expand pattern.
5963 (negdi_carryout): New insn pattern.
5964 (negvdi_carryinV): New insn pattern.
5965 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
5966 version the named version.
5967 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
5969 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
5971 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
5973 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
5974 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
5975 (sub<mode>3_carryinCV): Delete.
5976 (sub<GPI:mode>3_carryinV): New expand pattern.
5977 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
5979 2019-01-07 Richard Biener <rguenther@suse.de>
5981 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
5982 of tree_operand_hash.
5984 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
5986 PR tree-optimization/88598
5987 * tree.h (single_nonzero_element): Declare.
5988 * tree.c (single_nonzero_element): New function.
5989 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
5990 if I is the only nonzero element of CST.
5992 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
5994 PR tree-optimization/88598
5995 * tree.h (initializer_each_zero_or_onep): Declare.
5996 * tree.c (initializer_each_zero_or_onep): New function.
5997 (signed_or_unsigned_type_for): Handle float types too.
5998 (unsigned_type_for, signed_type_for): Update comments accordingly.
5999 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
6000 x & { 0 or -1, 0 or -1, ... }.
6002 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
6004 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
6005 with x86_64-pc-linux-gnu.
6007 2019-01-07 Tom de Vries <tdevries@suse.de>
6010 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
6012 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
6015 2019-01-07 Jakub Jelinek <jakub@redhat.com>
6017 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
6018 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
6019 TARGET_AVX512F as condition.
6022 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
6023 const_not_ok_for_debug_p target hook.
6024 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
6025 on UNSPEC and subexpressions thereof if all subexpressions of the
6026 UNSPEC are CONSTANT_P.
6028 PR tree-optimization/88676
6029 * tree-ssa-phiopt.c (two_value_replacement): New function.
6030 (tree_ssa_phiopt_worker): Call it.
6033 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
6034 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
6037 * tree-vect-generic.c: Include insn-config.h and recog.h.
6038 (expand_vector_piecewise): Add defaulted ret_type argument,
6039 if non-NULL, use that in preference to type for the result type.
6040 (expand_vector_parallel): Formatting fix.
6041 (do_vec_conversion, do_vec_narrowing_conversion,
6042 expand_vector_conversion): New functions.
6043 (expand_vector_operations_1): Call expand_vector_conversion
6044 for VEC_CONVERT ifn calls.
6045 * internal-fn.def (VEC_CONVERT): New internal function.
6046 * internal-fn.c (expand_VEC_CONVERT): New function.
6047 * fold-const-call.c (fold_const_vec_convert): New function.
6048 (fold_const_call): Use it for CFN_VEC_CONVERT.
6049 * doc/extend.texi (__builtin_convertvector): Document.
6051 2019-01-07 Tom de Vries <tdevries@suse.de>
6053 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
6054 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
6055 vector_red_partition, vector_red_sym): New global variables.
6056 (nvptx_option_override): Initialize vector_red_sym.
6057 (nvptx_declare_function_name): Restore red_partition register.
6058 (nvptx_file_end): Emit code to declare the vector reduction variables.
6059 (nvptx_output_red_partition): New function.
6060 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
6061 large vector reductions.
6062 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
6063 (nvptx_init_builtins): Add VECTOR_ADDR.
6064 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
6065 Handle nvptx_expand_shared_addr.
6066 (nvptx_get_shared_red_addr): Add vector argument and handle large
6068 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
6070 (nvptx_goacc_reduction_init): Likewise.
6071 (nvptx_goacc_reduction_fini): Likewise.
6072 (nvptx_goacc_reduction_teardown): Likewise.
6073 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
6074 init,fini,teardown}.
6075 (nvptx_init_axis_predicate): Initialize vector_red_partition.
6076 (nvptx_set_current_function): Init vector_red_partition.
6077 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
6078 (nvptx_red_partition): New insn.
6079 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
6081 2019-01-07 Tom de Vries <tdevries@suse.de>
6084 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
6087 2019-01-07 Tom de Vries <tdevries@suse.de>
6089 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
6090 (nvptx_option_override): Init oacc_bcast_partition.
6091 (nvptx_init_oacc_workers): New function.
6092 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
6093 (nvptx_needs_shared_bcast): New function.
6094 (nvptx_find_par): Generalize to enable vectors to use shared-memory
6096 (nvptx_shared_propagate): Initialize vector bcast partition and
6097 synchronization state.
6098 (nvptx_single): Generalize to enable vectors to use shared-memory
6100 (nvptx_process_pars): Likewise.
6101 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
6102 * config/nvptx/nvptx.h (struct machine_function): Add
6103 bcast_partition and sync_bar members.
6105 2019-01-07 Tom de Vries <tdevries@suse.de>
6107 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
6108 (nvptx_apply_dim_limits): New function.
6109 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
6112 2019-01-07 Tom de Vries <tdevries@suse.de>
6114 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
6115 as late as possible.
6117 2019-01-07 Tom de Vries <tdevries@suse.de>
6119 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
6120 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
6121 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
6122 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
6123 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
6125 2019-01-07 Tom de Vries <tdevries@suse.de>
6127 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
6129 2019-01-07 Tom de Vries <tdevries@suse.de>
6131 * omp-offload.c (oacc_get_min_dim): New function.
6132 * omp-offload.h (oacc_get_min_dim): Declare.
6134 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
6137 * config/i386/i386.c (function_value_ms_64): Return small sturct in
6138 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
6140 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6144 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
6146 * ipa-inline.c (edge_badness): Use inlined_time instead of
6147 inline_summaries->get.
6149 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6151 * opts.c (enable_fdo_optimizations): Enable
6152 version-loops-for-strides, loop-interchange, unrol-and-jam
6153 and tree-loop-distribution.
6154 * invoke.texi: Document newly enabled options.
6156 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6158 * doc/invoke.texi (max-inline-insns-small): New parameters.
6159 * ipa-inline.c (want_early_inline_function_p): simplify.
6160 (want_inline_small_function_p): Fix pasto from previous patch;
6161 use max-inline-insns-small bound.
6162 * params.def (max-inline-insns-small): New param.
6163 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
6164 variables correctly.
6166 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6168 * doc/invoke.texi: Document max-inline-insns-size,
6169 uninlined-function-insns, uninlined-function-time,
6170 uninlined-thunk-insns and uninlined-thunk-time.
6171 * params.def: Add max-inline-insns-size,
6172 uninlined-function-insns, uninlined-function-time,
6173 uninlined-thunk-insns and uninlined-thunk-time.
6174 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
6176 * ipa-inline.c (can_inline_edge_by_limits_p,
6177 want_inline_small_function_p): Use new parameters.
6179 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6181 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
6183 2019-01-05 Jakub Jelinek <jakub@redhat.com>
6187 * expr.c (expand_assignment): For calls returning VLA structures
6188 if to_rtx is not a MEM, force it into a stack temporary.
6191 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
6192 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
6193 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
6194 subexpressions of both operands.
6195 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
6196 subrtxes are CONSTANT_P.
6197 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
6200 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
6202 * params.def (hot-bb-count-ws-permille): Set to 990.
6204 2019-01-04 Martin Sebor <msebor@redhat.com>
6207 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
6210 2019-01-04 Martin Sebor <msebor@redhat.com>
6213 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
6215 2019-01-04 Jakub Jelinek <jakub@redhat.com>
6217 * gdbinit.in: Turn off pagination for the skip commands, restore
6218 it to previous state afterwards.
6220 2019-01-04 Jakub Jelinek <jakub@redhat.com>
6223 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
6224 of GET_MODE (opN) as modes of the libcall arguments.
6226 2019-01-04 Jan Beulich <jbeulich@suse.com>
6228 * config/i386/sse.md
6229 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
6230 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
6231 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
6232 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
6233 avx512f_vmcmp<mode>3<round_saeonly_name>,
6234 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
6235 avx512f_maskcmp<mode>3,
6236 <avx512>_cvt<ssemodesuffix>2mask<mode>,
6237 <avx512>_cvt<ssemodesuffix>2mask<mode>,
6238 *<avx512>_cvtmask2<ssemodesuffix><mode>,
6239 *<avx512>_cvtmask2<ssemodesuffix><mode>,
6240 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
6241 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
6242 <avx512>_gt<mode>3<mask_scalar_merge_name>,
6243 <avx512>_gt<mode>3<mask_scalar_merge_name>,
6244 <avx512>_testm<mode>3<mask_scalar_merge_name>,
6245 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
6246 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
6247 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
6248 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
6249 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
6250 avx512cd_maskb_vec_dup<mode>,
6251 avx512cd_maskw_vec_dup<mode>,
6252 avx512dq_fpclass<mode><mask_scalar_merge_name>,
6253 avx512dq_vmfpclass<mode>,
6254 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
6257 2019-01-03 Martin Sebor <msebor@redhat.com>
6259 PR tree-optimization/88659
6260 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
6262 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
6264 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
6265 unaligned vsx and avoid lxvd2x/stxvd2x.
6266 (gen_lvx_v4si_move): New function.
6268 2019-01-03 Tom de Vries <tdevries@suse.de>
6270 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
6271 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
6273 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
6275 2019-01-03 Tom de Vries <tdevries@suse.de>
6277 * config/nvptx/nvptx.c (struct offload_attrs): New.
6278 (populate_offload_attrs): New function. Factor mask extraction out of
6279 nvptx_reorg. Add extraction of dimensions.
6280 (nvptx_reorg): Use populate_offload_attrs.
6282 2019-01-03 Tom de Vries <tdevries@suse.de>
6284 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
6285 cases for oacc_min_dims_p and routine_p. Add asserts for
6286 oacc_default_dims_p and offload_region_p.
6288 2019-01-03 Tom de Vries <tdevries@suse.de>
6290 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
6292 (nvptx_goacc_validate_dims): ... here.
6294 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
6296 PR tree-optimization/85574
6297 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
6299 (struct ssa_equip_hash_traits): Declare.
6300 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
6302 2019-01-03 Jakub Jelinek <jakub@redhat.com>
6305 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
6306 change it to qualified_type.
6308 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
6310 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
6311 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
6313 2019-01-02 Martin Sebor <msebor@redhat.com>
6314 Jeff Law <law@redhat.com>
6316 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
6317 (get_range_strlen_tree): Update appropriately.
6319 * gimple-fold.h (get_range_strlen): Drop unused last argument.
6321 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
6322 rather than set_range_info.
6323 * tree-ssa-strlen.c (set_strlen_range): Extracted from
6324 maybe_set_strlen_range. Handle potentially boundary crossing
6325 cases more conservatively.
6326 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
6327 Call set_strlen_range.
6328 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
6331 * gimple-fold.c (get_range_strlen): Update prototype to no longer
6332 need the flexp argument.
6333 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
6334 from calls to get_range_strlen. Update comments. Just update
6335 VAL for an unterminated const char array and let the reset of the
6336 code handle it normally. No longer try to set *flexp. Adjust
6338 (get_range_strlen): Update for the new get_range_strlen API.
6339 (get_maxval_strlen): Similarly.
6340 (gimple_fold_builtin_strlen): Handle update meaning of return value
6341 from get_range_strlen.
6342 * gimple-ssa-sprintf.c (get_string_length): Update for the new
6343 get_range_strlen API.
6345 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
6348 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
6349 false at WPA time when body was removed.
6351 2019-01-02 Martin Liska <mliska@suse.cz>
6353 PR tree-optimization/88650
6354 * predict.c (set_even_probabilities): Calculate probability
6355 remainer only when really used.
6357 2019-01-02 Richard Biener <rguenther@suse.de>
6360 * tree-data-ref.c (analyze_subscript_affine_affine): Use
6361 widest_ints when mangling max_stmt_execution results.
6363 2019-01-02 Richard Biener <rguenther@suse.de>
6365 PR tree-optimization/88621
6366 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
6367 bitfields when canoncalizing.
6369 2019-01-02 Richard Biener <rguenther@suse.de>
6372 * config/i386/x86-tune-costs.h (intel_cost): Adjust
6373 cost of cheap SSE instruction.
6375 2019-01-02 Richard Biener <rguenther@suse.de>
6378 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
6379 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
6381 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
6382 set after UIDs before splitting them.
6384 2019-01-01 Martin Sebor <msebor@redhat.com>
6385 Jeff Law <law@redhat.com>
6387 * gimple-fold.c (get_range_strlen_tree): Record if the computed
6388 length is optimistic. If it is, then arrange to compute the
6389 conservative length as well.
6391 * gimple-fold.h (get_range_strlen): Update prototype.
6392 * builtins.c (check_access): Update call to get_range_strlen to use
6393 c_strlen_data pointer. Change various variable accesses to instead
6394 pull data from the c_strlen_data structure.
6395 (check_strncat_sizes, expand_builtin_strncat): Likewise.
6396 * calls.c (maybe_warn_nonstring_arg): Likewise.
6397 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
6398 minimum length if maximum lengh is unknown.
6399 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
6400 that used c_strlen, it's no longer needed. Restructure slightly.
6401 (format_string): Set unlikely range appropriately.
6402 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
6404 (get_range_strlen): Accept c_strlen_data pointer for external
6405 call sites as well. Pass through to call to internal get_range_strlen.
6406 Adjust minlen, maxlen and maxbound as needed.
6407 (get_maxval_strlen): Update comments.
6408 (gimple_fold_builtin_strlen): Update call to get_range_strlen
6409 to use c_strlen_data pointer. Change variable accesses to instead
6410 use c_strlen_data data members.
6412 * gimple-fold.c (get_range_strlen): Update prototype.
6413 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
6414 local variables. Use pdata to return information to caller.
6415 Update calls to get_range_strlen. Update pdata->maxbound.
6416 (get_range_strlen -- static version): Similarly.
6417 (get_range_strlen -- extern version): Update for internal
6418 get_range_strlen API change. Convert to external data format.
6419 (get_maxval_strlen): Similarly.
6421 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
6423 * coverage.c (get_coverage_counts): Use current_function_decl.
6424 * profile.c (read_thunk_profile): New function.
6425 (branch_prob): Add THUNK parameter.
6426 * tree-profile.c (tree_profiling): Handle thunks.
6427 * value-prof.c (init_node_map): Handle thunks.
6428 * value-prof.h (branch_prob): Upate prototype.
6429 (read_thunk_profile): Declare.
6431 2019-01-01 Jakub Jelinek <jakub@redhat.com>
6433 Update copyright years.
6435 * gcc.c (process_command): Update copyright notice dates.
6436 * gcov-dump.c (print_version): Ditto.
6437 * gcov.c (print_version): Ditto.
6438 * gcov-tool.c (print_version): Ditto.
6439 * gengtype.c (create_file): Ditto.
6440 * doc/cpp.texi: Bump @copying's copyright year.
6441 * doc/cppinternals.texi: Ditto.
6442 * doc/gcc.texi: Ditto.
6443 * doc/gccint.texi: Ditto.
6444 * doc/gcov.texi: Ditto.
6445 * doc/install.texi: Ditto.
6446 * doc/invoke.texi: Ditto.
6448 Copyright (C) 2019 Free Software Foundation, Inc.
6450 Copying and distribution of this file, with or without modification,
6451 are permitted in any medium without royalty provided the copyright
6452 notice and this notice are preserved.