1 2019-05-02 Richard Biener <rguenther@suse.de>
3 PR tree-optimization/89653
4 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
5 update-address-taken before the pass.
6 * passes.def (pass_tree_loop_init): Put comment before it.
8 2019-05-02 Richard Biener <rguenther@suse.de>
10 PR tree-optimization/89509
11 * tree-ssa-structalias.c (compute_dependence_clique): Look
12 at the first subvar when determining whether it is restrict.
14 2019-05-02 Richard Biener <rguenther@suse.de>
16 PR tree-optimization/90273
17 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
20 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
22 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
24 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
26 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
27 VEC_COND_EXPR be inserted to emulate a conditional internal function.
28 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
29 (vectorizable_reduction): Use the functions above to vectorize in a
30 fully masked loop codes that don't have a conditional internal
33 2019-05-02 Martin Liska <mliska@suse.cz>
35 * cgraphclones.c: Call valid_attribute_p with 1 for
37 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
38 it's for target attribute.
39 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
40 Add new boolean argument.
41 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
43 (ix86_valid_target_attribute_tree): Pass target_clone_attr
44 to ix86_valid_target_attribute_inner_p.
45 (ix86_valid_target_attribute_p): Pass flags argument to
46 ix86_valid_target_attribute_inner_p.
47 (get_builtin_code_for_version): Use 0 as it's target attribute.
49 2019-05-02 Martin Liska <mliska@suse.cz>
51 * gcc.c (process_command): Add dummy file only
53 * opts-global.c (decode_options): Pass lang_mask.
54 * opts.c (print_help): New function.
55 (finish_options): Print --help if help_option_argument
57 (common_handle_option): Factor out content of OPT__help_
59 * opts.h (finish_options): Add new argument.
61 2019-05-02 Martin Liska <mliska@suse.cz>
64 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
65 With -minline-all-stringops use inline expansion using 4B loop.
66 * doc/invoke.texi: Document the change of
67 -minline-all-stringops.
69 2019-05-01 Jeff Law <law@redhat.com>
71 PR tree-optimization/88797
72 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
73 PHI feeds a conditional on the RHS of an assignment.
75 2019-04-30 Andrew Waterman <andrew@sifive.com>
76 Jim Wilson <jimw@sifive.com>
78 * config/riscv/constraints.md (L): New.
79 * config/riscv/predicates.md (lui_operand): New.
80 (sfb_alu_operand): New.
81 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
82 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
83 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
84 * config/riscv/risc.md (type): Add sfb_alu.
85 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
86 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
87 (branch_zero<mode>): Delete.
89 (mov<GPR:mode><X:mode>cc): Likewise.
90 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
92 2019-04-30 Nathan Sidwell <nathan@acm.org>
94 * tree.h (MARK_TS_EXP): New.
96 2019-04-30 Martin Liska <mliska@suse.cz>
98 * opts.c (enable_warning_as_error): Provide hints
101 2019-04-30 Martin Liska <mliska@suse.cz>
104 * doc/invoke.texi: Add missing dash for gas-locview-support
105 and gno-as-locview-support.
107 2019-04-30 Jakub Jelinek <jakub@redhat.com>
110 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
111 whitespace at the start of target attribute string.
113 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
116 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
117 Define __ARM_FEATURE_ATOMICS.
119 2019-04-30 Martin Liska <mliska@suse.cz>
121 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
122 into built_in_function enum. Remove code for endp == 2 and
123 use BUILT_IN_* constants.
124 (gimple_fold_builtin): Call the function with fcode.
126 2019-04-30 Martin Liska <mliska@suse.cz>
128 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
129 DECL_FUNCTION_CODE into ix86_builtins enum before
130 the switch statement.
132 2019-04-30 Jakub Jelinek <jakub@redhat.com>
134 PR tree-optimization/89475
135 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
138 2019-04-30 Martin Liska <mliska@suse.cz>
141 * opts.c (print_filtered_help): Wrap string in _(...).
143 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
145 PR tree-optimization/90240
147 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
149 PR tree-optimization/90078
150 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
151 checks for infinite_cost overflow.
153 2019-04-29 Jeff Law <law@redhat.com>
155 * passes.def: Move -Wrestrict pass after copy propagation.
157 2019-04-29 Maya Rashish <coypu@sdf.org>
159 * config.gcc (default_gnu_indirect_function): Default to yes
160 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
161 sparc*-*-netbsd*, x86_64-*-netbsd*.
163 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
165 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
166 where cond2 is NE_EXPR.
167 (is_value_included_in): Update comment.
169 2019-04-29 Richard Biener <rguenther@suse.de>
171 PR tree-optimization/90278
172 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
173 EH on comparison simplification.
175 2019-04-29 Jason Merrill <jason@redhat.com>
177 PR c++/82081 - tail call optimization breaks noexcept
178 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
179 nothrow function to a might-throw function into a tail call.
181 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
183 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
184 (DDR_INNER_LOOP): Likewise.
185 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
186 (initialize_data_dependence_relation): Likewise.
187 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
189 2019-04-29 Jakub Jelinek <jakub@redhat.com>
191 PR rtl-optimization/90257
192 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
196 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
200 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
203 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
206 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
208 * lra-spills.c (lra_final_code_change): Remove useless move insns.
210 2019-04-29 Richard Biener <rguenther@suse.de>
212 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
215 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
217 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
218 varasm.h, and netbsd-protos.h.
220 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
223 * config/i386/i386-protos.h (ix86_data_alignment): Change
224 the second argument type to unsigned int.
225 * config/i386/i386.c (ix86_data_alignment): Change "align"
226 argument type to unsigned int.
228 2019-04-27 Martin Liska <mliska@suse.cz>
231 * opt-suggestions.c (option_proposer::build_option_suggestions):
232 When get_valid_option_values returns empty values, add the
233 misspelling candidate.
235 2019-04-26 Jim Wilson <jimw@sifive.com>
237 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
239 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
240 Pass orig_mode to riscv_build_integer.
241 (riscv_split_integer): Pass mode to riscv_move_integer.
242 (riscv_legitimize_const_move): Likewise.
243 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
244 promoted_mode. Replace force_reg call with code to load constant into
245 promoted reg and then subreg it for the store.
246 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
249 2018-04-26 Eugene Sharygin <eush@ispras.ru>
251 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
254 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
256 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
257 commentary about the encoding of precision.
259 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
261 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
262 * config/i386/t-freebsd64: New file.
263 * config.gcc: Add the t-freebsd64 for multilib support.
265 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
267 * doc/extend.texi (vector_size): Add missing comma after @xref.
269 2019-04-25 Jakub Jelinek <jakub@redhat.com>
271 * BASE-VER: Set to 10.0.0.
273 2019-04-25 Richard Biener <rguenther@suse.de>
276 * gimplify.c (gimplify_expr): Avoid turning a lvalue
277 VIEW_CONVERT_EXPR into one operating on an rvalue.
279 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
282 * config/i386/i386.c (feature_priority): Moved to file scope.
283 (processor_features): Likewise.
284 (processor_model): Likewise.
285 (_arch_names_table): Likewise.
286 (arch_names_table): Likewise.
287 (_feature_list): Removed.
288 (feature_list): Likewise.
289 (_isa_names_table): Moved to file scope. Add priority.
290 (isa_names_table): Likewise.
291 (get_builtin_code_for_version): Replace feature_list with
292 isa_names_table. Update error message for P_ZERO priority.
294 2019-04-25 Richard Biener <rguenther@suse.de>
296 * tree-pass.h (make_pass_phi_only_cprop): Remove.
297 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
299 2019-04-24 Jeff Law <law@redhat.com>
301 PR tree-optimization/90037
302 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
303 * passes.def: Replace all instance of phi-only cprop with the
304 lattice propagator. Move propagation pass from after erroneous
305 path isolation to before erroneous path isolation.
306 * tree-ssa-phionlycprop.c: Remove.
308 2019-04-24 Richard Biener <rguenther@suse.de>
311 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
312 by size and BITS_PER_UNIT on poly-wide-ints.
314 2019-04-25 Richard Biener <rguenther@suse.de>
317 * match.pd: Add pattern to simplify view-conversion of an
320 2019-04-24 Clement Chigot <clement.chigot@atos.net>
322 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
323 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
324 for Go on 32 bit AIX.
325 * config/rs6000/aix72.h: Likewise.
327 2019-04-24 Jakub Jelinek <jakub@redhat.com>
330 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
331 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
333 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
336 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
337 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
338 for restored hard frame pointer.
339 (s390_sched_dependencies_evaluation): Implement new target hook.
340 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
342 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
344 * config/arc/arc-options.def: Fix typos and spelling mistakes.
345 * config/arc/arc.c (arc_init): Cleanup warning message.
346 (arc_override_options): Likewise.
348 2019-04-24 Jakub Jelinek <jakub@redhat.com>
351 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
352 a register if both if_true and if_false are MEMs.
354 PR tree-optimization/90208
355 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
356 after labels of new_bb, not before them.
358 PR tree-optimization/90211
359 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
360 which are not SSA_NAMEs.
362 2018-04-23 Sudakshina Das <sudi.das@arm.com>
364 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
366 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
368 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
370 PR rtl-optimization/87979
371 * modulo-sched.c (sms_schedule): Start ii value "mii" should
374 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
376 PR rtl-optimization/84032
377 * modulo-sched.c (ps_insn_find_column): Change condition so that
378 branch will always be the last insn in a row inside partial
381 2019-04-23 Richard Biener <rguenther@suse.de>
384 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
385 dest_single_pred_p argument.
386 (remove_forwarder_block): Adjust.
387 (remove_forwarder_block_with_phi): Likewise.
389 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
390 Bernd Edlinger <bernd.edlinger@hotmail.de>
391 Jakub Jelinek <jakub@redhat.com>
394 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
395 if used with general-regs-only.
396 (arm_conditional_register_usage): Don't add non-general regs if
398 (arm_valid_target_attribute_rec): Handle general-regs-only.
399 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
401 (TARGET_HARD_FLOAT_SUB): Define.
402 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
403 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
404 (TARGET_REALLY_IWMMXT2): Likewise.
405 * config/arm/arm.opt: Add -mgeneral-regs-only.
406 * doc/extend.texi: Document ARM general-regs-only target.
407 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
409 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
411 PR tree-optimization/90078
412 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
413 checks for infinite_cost overflow.
415 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
417 PR tree-optimization/90021
418 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
419 and check univariate against it.
420 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
421 * tree-data-ref.c (add_other_self_distances): Pass new argument.
423 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
427 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
430 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
433 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
435 * lra-spills.c (lra_final_code_change): Remove useless move insns.
437 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
439 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
440 names using operand format, rather than hard-wired.
441 (speculation_barrier): Likewise.
443 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
445 PR tree-optimization/88055
446 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
447 (gen_one_condition): Use it if !HONOR_NANS.
449 2019-04-19 Jakub Jelinek <jakub@redhat.com>
452 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
453 assign_temp instead of gen_reg_rtx.
455 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
458 * config/aarch64/aarch64.c (aarch64_override_options_internal):
459 Add missing space before %<.
461 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
463 PR rtl-optimization/87871
464 * ira-lives.c (make_object_dead): Don't add conflicts to
465 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
467 2019-04-18 Martin Sebor <msebor@redhat.com>
470 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
471 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
472 assuming type size fits in SHWI.
474 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
477 * ipa-inline.c (flatten_function): New parameter UPDATE.
478 (ipa_inline, early_inliner): Use it.
480 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
482 * fold-const.c (int_const_binop): Return early on failure.
484 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
487 * combine.c (force_int_to_mode): Cast the argument rather than
488 the result of known_alignment.
489 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
491 2019-04-18 Richard Biener <rguenther@suse.de>
494 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
496 (remove_forwarder_block): ... here.
497 (remove_forwarder_block_with_phi): Also move debug stmts here.
499 2019-04-18 Jakub Jelinek <jakub@redhat.com>
502 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
503 inform where appropriate.
505 2019-04-18 Richard Biener <rguenther@suse.de>
507 * tree.c (get_qualified_type): Put found type variants at the
508 head of the variant list.
510 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
512 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
514 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
517 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
518 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
519 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
520 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
521 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
523 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
525 * ira-conflicts.c (print_allocno_conflicts): Always print something,
526 even for allocno's with no conflicts.
527 (print_conflicts): Print an extra newline.
529 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
531 * auto-inc-dec.c (attempt_change): Set the alignment of the
532 temporary memory to that of the original.
534 2019-04-17 Joao Moreira <jmoreira@suse.de>
536 * targhooks.c (default_print_patchable_function_entry): Emit
537 __patchable_function_entries section with writable flags to allow
538 relocation resolution.
540 2019-04-17 Jonny Grant <jg@jguk.org>
542 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
544 2019-04-17 Jakub Jelinek <jakub@redhat.com>
547 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
550 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
552 * config/arc/arc.c (arc_init): Format diagnostic string.
553 (arc_override_options): Likewise.
554 (check_if_valid_regno_const): Likewise.
555 (arc_reorg): Likewise.
557 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
560 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
562 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
564 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
565 (*movdi_update1): Use Pmode.
566 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
567 (movdi_<mode>_update_stack): Rename to ...
568 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
570 (*movsi_update1): Use Pmode.
571 (*movsi_update2): Use Pmode.
572 (movsi_update): Rename to ...
573 (movsi_<mode>_update): ... this. Use Pmode.
574 (movsi_update_stack): Fix condition.
575 (*movhi_update1): Use Pmode. Fix argument to
576 avoiding_indexed_address_p.
577 (*movhi_update2): Ditto.
578 (*movhi_update3): Ditto.
579 (*movhi_update4): Ditto.
580 (*movqi_update1): Ditto.
581 (*movqi_update2): Ditto.
582 (*movqi_update3): Ditto.
583 (*movsf_update1, *movdf_update1): Merge, rename to...
584 (*mov<mode>_update1): This. Use Pmode. Fix argument to
585 avoiding_indexed_address_p. Add "size" attribute.
586 (*movsf_update2, *movdf_update2): Merge, rename to...
587 (*mov<mode>_update2): This. Ditto.
588 (*movsf_update3): Use Pmode. Fix argument to
589 avoiding_indexed_address_p.
590 (*movsf_update4): Ditto.
591 (allocate_stack): Simplify condition. Adjust pattern names.
593 2019-04-17 Jakub Jelinek <jakub@redhat.com>
596 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
597 whitespace at the start of target attribute string.
599 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
602 * config/rs6000/power9.md: Add store forwarding bypass.
604 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
607 * valtrack.c (dead_debug_insert_temp): Reset debug references
608 to the return value of a call being removed.
610 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
612 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
613 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
614 implement target hook.
615 (arc_memory_move_cost): New function.
616 (TARGET_REGISTER_MOVE_COST): Define.
617 (TARGET_MEMORY_MOVE_COST): Likewise.
618 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
619 (MEMORY_MOVE_COST): Likewise.
621 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
623 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
624 (sibcall_value_insn): Likewise.
625 * config/arc/constraints.md (Rs5): Remove.
627 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
629 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
630 for last two fake registers.
631 (arc_conditional_register_usage): Make sure fake frame and arg
632 pointer regs are in general regs class.
633 (FRAME_POINTER_MASK): Remove.
634 (RETURN_ADDR_MASK): Remove.
635 (arc_must_save_register): Use hard frame regnum.
636 (frame_restore_reg): Use hard_frame_pointer_rtx.
637 (arc_save_callee_saves): Likewise.
638 (arc_restore_callee_saves): Likewise.
639 (arc_save_callee_enter): Likewise.
640 (arc_restore_callee_leave): Likewise.
641 (arc_save_callee_milli): Likewise.
642 (arc_eh_return_address_location): Likewise.
643 (arc_check_multi): Use hard frame regnum.
644 (arc_can_eliminate): Likewise.
645 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
646 for register allocator.
647 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
648 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
649 (FRAME_POINTER_REGNUM): Change it to a fake register.
650 (HARD_FRAME_POINTER_REGNUM): Defined.
651 (ARG_POINTER_REGNUM): Change it to a new fake register.
652 (ELIMINABLE_REGS): Update.
653 (REGISTER_NAMES): Update names.
654 * config/arc/arc.md (LP_START): Remove.
656 (shift_si3_loop): Update pattern.
658 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
660 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
661 to avoid delay slot scheduling.
662 (arc_must_save_register): Don't save SP.
663 * config/arc/arc.md (stack_tie): Remove.
664 (UNSPEC_ARC_STKTIE): Likewise.
666 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
667 Shiva Chen <shiva0217@gmail.com>
669 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
670 code gen with large shift amount.
672 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
674 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
677 2019-04-16 Jakub Jelinek <jakub@redhat.com>
680 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
681 print -m64/-mx32/-m32 if it is true.
682 (ix86_debug_options, ix86_function_specific_print): Pass true as
683 ADD_ABI_P to ix86_target_string.
684 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
685 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
686 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
688 PR rtl-optimization/90082
689 * dce.c (can_delete_call): New function.
690 (deletable_insn_p, mark_insn): Use it.
692 PR tree-optimization/90090
693 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
695 (is_division_by_square): Likewise. Formatting fix.
697 2019-04-16 Richard Biener <rguenther@suse.de>
699 PR tree-optimization/56049
700 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
701 equality check if alias-set zero will prevail.
703 2019-04-15 Jeff Law <law@redhat.com>
705 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
706 size and alignment as unsigned.
708 2019-04-15 Richard Biener <rguenther@suse.de>
711 * tree-loop-distribution.c (destroy_loop): Preserve correct
714 2019-04-15 Richard Biener <rguenther@suse.de>
716 PR tree-optimization/90071
717 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
718 abnormal operands from def stmts.
720 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
722 PR rtl-optimization/89794
723 * combine.c (count_auto_inc): New function.
724 (try_combine): Count how many auto_inc expressions there were in the
725 original instructions. Ensure we have the same number in the new
726 instructions. Remove the code that tried to ensure auto_inc side
727 effects on i1 and i0 are not lost.
729 2019-04-15 Richard Biener <rguenther@suse.de>
732 * tree.h (auto_var_p): Declare.
733 * tree.c (auto_var_p): New function, split out from ...
734 (auto_var_in_fn_p): ... here.
735 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
737 (new_var_info): Initialize it.
738 (set_uids_in_ptset): Also set the shadow variable uid if required.
739 (ipa_pta_execute): Postprocess points-to solutions assigning
740 shadow variable uids for locals that may reach their containing
741 function recursively.
742 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
743 assert but instead check whether the points-to solution is
746 2019-04-15 Martin Jambor <mjambor@suse.cz>
749 * cgraph.c (clone_of_p): Loop over clone chain for each step in
752 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
754 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
756 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
757 Kito Cheng <kito.cheng@gmail.com>
758 Shiva Chen <shiva0217@gmail.com>
760 * config/nds32/nds32-md-auxiliary.c
761 (nds32_legitimize_pic_address): Use new PIC pattern.
762 (nds32_legitimize_tls_address): Use new TLS pattern.
763 (nds32_output_symrel): New.
764 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
765 (nds32_alloc_relax_group_id): Ditto.
766 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
767 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
769 (nds32_group_tls_insn): Ditto.
770 (nds32_group_float_insns): Ditto.
771 * config/nds32/nds32.md (tls_le): New.
774 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
776 * configure: Add nds32 target for dwarf2 debug_line checking.
777 * configure.ac: Regenerated.
779 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
782 * ipa-devirt.c (skip_in_fields_list_p): New.
783 (odr_types_equivalent_p): Use it.
785 2019-04-13 Jakub Jelinek <jakub@redhat.com>
788 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
789 instead of strncmp when checking for thumb and arm. Formatting fixes.
791 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
793 * doc/install.texi: Document --with-target-system-zlib.
795 2019-04-12 Martin Sebor <msebor@redhat.com>
801 * targhooks.c (default_vector_alignment): Avoid assuming
802 argument fits in SHWI.
803 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
805 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
807 2019-04-12 Jakub Jelinek <jakub@redhat.com>
809 PR rtl-optimization/89965
810 * dce.c: Include rtl-iter.h.
811 (struct check_argument_load_data): New type.
812 (check_argument_load): New function.
813 (find_call_stack_args): Check for loads from stack slots still tracked
814 in sp_bytes and punt if any is found.
816 * config/mips/loongson-mmiintrin.h: Fix up #error message.
818 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
820 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
821 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
823 2019-04-12 Martin Liska <mliska@suse.cz>
826 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
828 (separate_attrs): Handle multiple 'default's.
829 (expand_target_clones): Rework error handling code.
831 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
834 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
835 mode of vector rather than mode of destination for move instruction.
836 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
837 Use QI inner mode with V16QI vector mode.
839 2019-04-12 Jakub Jelinek <jakub@redhat.com>
842 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
843 "invalid %%t operand" in output_operand_lossage message.
845 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
847 * config/s390/predicates.md (permute_pattern_operand): New
849 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
850 operand for the permute pattern.
851 ("*vec_perm<mode>"): New insn definition.
852 ("bswap<mode>"): Generate the permute pattern operand in the
853 expander and perform the operand reloads for pre arch13 level
855 ("*bswap<mode>_emu"): Rename to ...
856 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
857 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
858 Add the USE operand for the permute pattern.
859 ("*vec_set_bswap_vec<mode>"): Likewise.
861 2019-04-12 Jakub Jelinek <jakub@redhat.com>
864 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
865 and gcc_unreachable if it fails, just call tree_to_uhwi which
866 verifies that too. Test TREE_CHAIN instead of list_length > 1.
867 Start warning message with a lower-case letter. Formatting fixes.
869 PR rtl-optimization/90026
870 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
871 successors, look for BARRIERs inside of the whole BB_FOOTER chain
872 rather than just at the start of it. If e->src BB_FOOTER is not NULL
873 in cfglayout mode, use emit_barrier_after_bb.
875 2018-04-11 Steve Ellcey <sellcey@marvell.com>
877 PR rtl-optimization/87763
878 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
881 2019-04-11 Tom de Vries <tdevries@suse.de>
883 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
884 max macro using statement expression.
886 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
888 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
889 * xcoffout.c (xcoff_private_rodata_section_name): Define.
890 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
891 read_only_private_data_section using xcoff_private_rodata_section_name.
892 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
894 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
897 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
899 2019-04-11 Jakub Jelinek <jakub@redhat.com>
901 PR rtl-optimization/89965
902 * dce.c (sp_based_mem_offset): New function.
903 (find_call_stack_args): Use sp_based_mem_offset.
905 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
907 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
909 2019-04-11 Richard Biener <rguenther@suse.de>
911 PR tree-optimization/90020
912 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
913 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
914 * tree-ssa-pre.c (compute_avail): Use it to not put
915 possibly trapping references after a call that might not
917 * gcse.c (compute_hash_table_work): Do not elide
918 marking a block containing a call if the call might not
921 2019-04-11 Richard Biener <rguenther@suse.de>
923 PR tree-optimization/90018
924 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
925 Test both SLP and interleaving variants.
927 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
929 * config/s390/8561.md: New file.
930 * config/s390/driver-native.c (s390_host_detect_local_cpu):
931 Add arch13 cpu model.
932 * config/s390/s390-opts.h (enum processor_type): Likewise.
933 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
934 (s390_get_unit_mask): Likewise.
935 (s390_is_fpd): Likewise.
936 (s390_is_fxd): Likewise.
937 * config/s390/s390.h (s390_tune_attr): Likewise.
938 * config/s390/s390.md: Include arch13 pipeline description.
939 * config/s390/s390.opt: Add arch13.
941 2018-04-10 Steve Ellcey <sellcey@marvell.com>
943 PR rtl-optimization/87763
944 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
946 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
948 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
950 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
951 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
952 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
953 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
955 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
957 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
958 "Although" in -fipa-icf documentation.
960 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
961 of using multiple -g options.
963 2019-04-10 Martin Liska <mliska@suse.cz>
965 PR gcov-profile/89959
966 * doc/gcov.texi: Make documentation of -x option
969 2019-04-10 Richard Biener <rguenther@suse.de>
971 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
973 (DR_GROUP_SAME_DR_STMT): Remove.
974 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
975 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
977 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
978 (vect_record_grouped_load_vectors): Remove unreachable code.
980 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
983 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
984 obsolete reference to N.
986 2019-04-10 Jakub Jelinek <jakub@redhat.com>
989 * expr.c (store_expr): Set properly size on the MEM passed to
993 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
994 with strlen in between hostsz-3 and hostsz-1 inclusive when no
995 translation is needed, and when translation is needed, only append
996 ... if the string length is hostsz or more bytes long. Avoid using
999 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
1002 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
1003 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
1005 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
1006 differences directly.
1007 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
1009 2019-04-09 Jakub Jelinek <jakub@redhat.com>
1011 PR translation/90011
1012 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
1014 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
1016 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
1017 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
1018 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
1019 trailing space from -gsplit-dwarf diagnostics.
1021 PR tree-optimization/89998
1022 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
1023 instead of integer_type_node if possible, don't add ranges if return
1024 type is not compatible with int.
1025 * gimple-fold.c (gimple_fold_builtin_sprintf,
1026 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
1029 2019-04-09 Martin Liska <mliska@suse.cz>
1031 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
1032 * doc/install.texi: Document the new config.
1034 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
1036 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
1037 use gimple_expr_type for load and store calls. Skip over the
1038 condition argument in a conditional internal function.
1039 Protect use of TREE_INT_CST_LOW.
1041 2019-04-09 Jakub Jelinek <jakub@redhat.com>
1044 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
1045 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
1046 trailing period from it too.
1048 2019-04-08 wu yuan <wuyuan5@huawei.com>
1050 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
1051 * config/aarch64/aarch64.md : Add "tsv110.md"
1052 * config/aarch64/tsv110.md: New file.
1054 2019-04-08 Richard Biener <rguenther@suse.de>
1056 PR tree-optimization/90006
1057 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
1060 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
1063 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
1065 (fma_root_node): Likewise.
1066 (func_fma_steering): Likewise.
1068 2019-04-08 Jakub Jelinek <jakub@redhat.com>
1070 PR rtl-optimization/89865
1071 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
1073 PR rtl-optimization/89865
1074 * config/i386/i386.md
1075 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
1076 numbers not to clash with the additional operands[4].
1077 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
1078 with extra register copy in the middle.
1080 2019-04-08 Martin Liska <mliska@suse.cz>
1082 PR gcov-profile/89961
1083 * doc/gcov.texi: Document data_file.
1084 * gcov.c (generate_results): Add data_info into JSON output.
1086 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
1088 PR tree-optimization/89725
1089 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
1090 loop's chrec as invariant symbol.
1091 * tree-chrec.h (chrec_contains_symbols): New parameter.
1092 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
1093 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
1094 function of loops not in DDR's loop_nest.
1095 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
1097 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
1100 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
1103 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
1106 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
1107 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
1109 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
1111 * sched-deps.c (sched_macro_fuse_insns): Check return value of
1112 targetm.fixed_condition_code_regs.
1114 2019-04-05 Richard Biener <rguenther@suse.de>
1118 * tree-cfgcleanup.c (remove_forwarder_block): Always move
1119 debug bind stmts but reset them if they are not valid at the
1122 2019-04-05 Martin Liska <mliska@suse.cz>
1124 PR translation/89936
1125 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
1126 order to wrap keywords or arguments.
1127 * collect2.c (main): Likewise.
1128 (scan_prog_file): Likewise.
1129 (scan_libraries): Likewise.
1130 * common/config/riscv/riscv-common.c
1131 (riscv_subset_list::parsing_subset_version): Likewise.
1132 (riscv_subset_list::parse_std_ext): Likewise.
1133 * config/aarch64/aarch64.c (aarch64_override_options_internal):
1135 * config/arm/arm.c (arm_option_override): Likewise.
1136 * config/cris/cris.c (cris_print_operand): Likewise.
1137 * config/darwin-c.c (darwin_pragma_options): Likewise.
1138 (darwin_pragma_unused): Likewise.
1139 (darwin_pragma_ms_struct): Likewise.
1140 * config/ft32/ft32.c (ft32_print_operand): Likewise.
1141 * config/i386/i386.c (print_reg): Likewise.
1142 (ix86_print_operand): Likewise.
1143 * config/i386/xm-djgpp.h: Likewise.
1144 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
1145 * config/m32c/m32c.c (m32c_option_override): Likewise.
1146 * config/msp430/msp430.c (msp430_option_override): Likewise.
1147 * config/nds32/nds32.c (nds32_option_override): Likewise.
1148 * config/nvptx/mkoffload.c (main): Likewise.
1149 * config/rx/rx.c (rx_print_operand): Likewise.
1150 (valid_psw_flag): Likewise.
1151 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
1152 (vms_pragma_nomember_alignment): Likewise.
1153 (vms_pragma_extern_model): Likewise.
1154 * lto-wrapper.c (compile_offload_image): Likewise.
1155 * omp-offload.c (oacc_parse_default_dims): Likewise.
1156 * symtab.c (symtab_node::verify_base): Likewise.
1157 * tlink.c (recompile_files): Likewise.
1158 (start_tweaking): Likewise.
1159 * tree-profile.c (parse_profile_filter): Likewise.
1161 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
1163 PR tree-optimization/89956
1164 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
1165 multiple negates of the same value.
1167 2019-04-04 Martin Sebor <msebor@redhat.com>
1171 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
1172 have the same precision since the function crashes otherwise.
1173 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
1174 has non-zero arguments.
1176 2019-04-04 Martin Sebor <msebor@redhat.com>
1179 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
1180 out if the number of arguments is less than expected.
1182 2019-04-04 Jeff Law <law@redhat.com>
1184 PR rtl-optimization/89399
1185 * ree.c (combine_set_extension): Use single_set rather than
1186 digging into PATTERN for items on the candidate list.
1187 (combine_reaching_defs): Likewise.
1189 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
1191 PR rtl-optimization/46590
1192 * loop-invariant.c (find_defs): Move df_remove_problem and
1193 df_process_deferred_rescans to move_invariants.
1194 Move df_live_add_problem and df_live_set_all_dirty calls
1196 (move_invariants): Likewise.
1197 (move_loop_invariants): Likewise, making the df_live calls
1198 conditional on -O. Remove the problem again if we added it
1201 2019-04-03 qing zhao <qing.zhao@oracle.com>
1203 PR tree-optimization/89730
1204 * ipa-inline.c (can_inline_edge_p): Delete the checking for
1205 -flive-patching=inline-only-static.
1206 (can_inline_edge_by_limits_p): Add the checking for
1207 -flive-patching=inline-only-static and grant always_inline
1208 even when -flive-patching=inline-only-static is specified.
1210 2019-04-03 Jeff Law <law@redhat.com>
1212 PR rtl-optimization/81025
1213 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
1215 2019-04-03 Richard Biener <rguenther@suse.de>
1217 PR tree-optimization/84101
1218 * tree-vect-stmts.c: Include explow.h for hard_function_value,
1219 regs.h for hard_regno_nregs.
1220 (cfun_returns): New helper.
1221 (vect_model_store_cost): When vectorizing a store to a decl
1222 we return and the function ABI returns in a multi-reg location
1223 account for the possible spilling that will happen.
1225 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
1227 * config/s390/s390.c (s390_legitimate_address_p): Reject long
1228 displacement addresses for vector mode operands.
1230 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
1232 * config/arc/arc.c (GMASK_LEN): Define.
1233 (arc_restore_callee_saves): Restore first blink when
1236 2019-04-03 Sudakshina Das <sudi.das@arm.com>
1238 * doc/extend.texi: Add deprecated comment on sign-return-address
1239 function attribute and add mbranch-protection.
1240 * doc/invoke.texi: Add bti to the options for mbranch-protection.
1242 2019-04-03 Richard Biener <rguenther@suse.de>
1245 * lto-wrapper.c (run_gcc): Avoid implicit rules making
1246 the all target phony.
1248 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
1252 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
1253 Return false for variable DImode shifts.
1254 (dimode_scalar_chain::compute_convert_gain): Do not handle
1255 register count operand in variable DImode shifts.
1256 (dimode_scalar_chain::make_vector_copies): Remove support to copy
1257 count argument of a variable shift instruction to a vector register.
1258 (dimode_scalar_chain::convert_reg): Remove support to convert
1259 count argument of a variable shift instruction.
1261 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
1263 PR rtl-optimization/84206
1264 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
1265 iterating over loop headers.
1267 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
1269 PR rtl-optimization/85876
1270 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
1271 beyond the original fence.
1273 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
1275 * config.gcc: Mark spu* targets as deprecated/obsolete.
1277 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
1279 * config/s390/s390-builtin-types.def: New builtin function type
1280 definitions. Remove unused types.
1281 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
1282 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
1283 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
1284 overloaded builtins.
1285 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
1286 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
1287 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
1288 (vec_double, vec_signed, vec_unsigned): Define to use the new
1289 overloaded builtins.
1290 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
1293 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
1295 * config/s390/s390-builtin-types.def: New builtin function type
1297 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
1298 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
1299 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
1300 (s390_vstrszh, s390_vstrszf): New low-level builtins.
1301 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
1302 constant definitions.
1303 * config/s390/vecintrin.h (vec_search_string_cc)
1304 (vec_search_string_until_zero_cc): New builtin name definitions.
1305 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
1307 ("vec_vstrs<mode>"): New insn definition.
1309 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
1311 * config/s390/s390-builtin-types.def: Add new builtin function
1313 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
1314 New overloaded builtins.
1315 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
1317 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
1318 (UNSPEC_VEC_SLDBYTE): ... this.
1319 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
1320 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
1322 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
1323 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
1324 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
1326 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
1328 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
1329 New insn definition.
1330 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
1331 * config/s390/vector.md (V_HW_HSD): ... here.
1333 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
1335 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
1336 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
1337 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
1338 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
1339 New insn definitions.
1341 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
1343 * config/s390/s390-builtin-types.def: Add new builtin function type.
1344 * config/s390/s390-builtins.def: Add overloaded builtin
1345 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
1346 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
1347 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
1348 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
1349 ("eltswap<mode>"): New expander.
1350 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
1353 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
1355 * config/s390/s390-builtin-types.def: Add new builtin function types.
1356 * config/s390/s390-builtins.def: Add overloaded builtin
1357 s390_vec_revb. Add low-level builtins for vlbr and vstbr
1359 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
1360 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
1361 ("bswap<mode>"): New expander.
1362 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
1364 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
1366 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
1367 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
1368 vector builtin version number in __VEC__.
1370 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
1372 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
1374 (SFSI): New mode attribute.
1375 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
1376 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
1378 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
1379 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
1380 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
1381 ("floatsi<mode>2"): Add wcefb instruction.
1383 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
1385 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
1386 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
1388 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
1389 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
1390 support 32 bit fp-int conversions. Rename to ...
1391 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
1392 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
1393 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
1394 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
1397 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
1399 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
1400 if-then-else constructs if we can use the select instruction.
1401 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
1403 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
1405 * config/s390/s390.md ("*popcountdi_arch13_cc")
1406 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
1408 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
1409 Append _z196 to make it ...
1410 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
1411 ("popcounthi2_z196"): ... this.
1412 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
1413 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
1415 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
1417 * config/s390/s390.c (s390_canonicalize_comparison): Convert
1418 certain compares for arch13 in order to make use of the condition
1419 code result produced by the new instructions.
1420 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
1421 nxrk, and nxgrk instruction patterns.
1422 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
1423 (inv_no): Add new code iterator together with some attributes.
1424 ("*andc_split_<mode>"): Disable splitter for arch13.
1425 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
1426 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
1427 ("*<ANDOR:bitops_name>c<GPR:mode>")
1428 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
1429 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
1430 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
1431 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
1433 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
1435 * common/config/s390/s390-common.c (processor_flags_table): New
1437 * config.gcc: Support arch13 with the --with-arch= configure flag.
1438 * config/s390/driver-native.c (s390_host_detect_local_cpu):
1439 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
1440 * config/s390/s390.c (s390_get_sched_attrmask)
1441 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
1442 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
1443 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
1444 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
1445 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
1447 * config/s390/s390.opt: Support arch13 as processor type in
1448 command line options.
1450 2019-04-02 Martin Liska <mliska@suse.cz>
1452 PR translation/89912
1453 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
1454 Fix param description of graphite-max-arrays-per-scop.
1456 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
1458 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
1459 (ASAN_CC1_SPEC): Use it in 64-bit mode.
1460 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
1462 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
1464 PR rtl-optimization/85412
1465 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
1466 sel_sched_region_1, not after.
1468 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
1470 PR rtl-optimization/86928
1471 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
1472 compute_live if necessary.
1473 (sel_redirect_edge_and_branch): Likewise.
1475 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
1477 PR rtl-optimization/89865
1478 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
1479 register if it is a part of small class.
1481 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
1483 PR rtl-optimization/87273
1484 * sel-sched-ir.c (merge_fences): Remove assert.
1486 2019-04-01 Richard Biener <rguenther@suse.de>
1488 PR tree-optimization/46590
1489 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
1490 (dom_walker::m_reachability): Add in place of...
1491 (dom_walker::m_skip_unreachable_blocks): ...this.
1492 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
1493 Move complex initialization ...
1494 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
1495 lazily and initialize edge flags on each invocation.
1496 (dom_walker::bb_reachable): Use m_reachability.
1498 2019-04-01 Martin Liska <mliska@suse.cz>
1501 * opt-suggestions.c (option_proposer::build_option_suggestions):
1502 Add variant without any argument in order to provide better
1505 2019-04-01 Richard Biener <rguenther@suse.de>
1508 * gimple.c: Include langhooks.h.
1509 (gimple_get_alias_set): Treat enumeral types as the underlying
1512 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
1513 Eric Botcazou <ebotcazou@adacore.com>
1515 PR rtl-optimization/89862
1516 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
1517 that operates on the full registers for WORD_REGISTER_OPERATIONS
1520 2019-03-29 Jim Wilson <jimw@sifive.com>
1522 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
1523 Clear MASK_RVC and then set if C subset supported.
1525 2019-03-29 Jakub Jelinek <jakub@redhat.com>
1528 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
1529 non-addressable complit into its initializer if it is volatile.
1531 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
1533 * opts-common.c (integral_argument): Set errno properly in one case.
1535 2019-03-29 Martin Liska <mliska@suse.cz>
1537 * doc/invoke.texi: Remove -Wchkp from documentation.
1539 2019-03-29 Martin Liska <mliska@suse.cz>
1541 * dbgcnt.c (print_limit_reach): New function.
1544 2019-03-29 Martin Liska <mliska@suse.cz>
1546 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
1547 (dbg_cnt_process_opt): Parse first tokens aas
1548 dbg_cnt_process_single_pair is also using strtok.
1550 2019-03-29 Jakub Jelinek <jakub@redhat.com>
1552 PR rtl-optimization/87485
1553 * function.c (expand_function_end): Move stack_protect_epilogue
1554 before loading of return value into hard register(s).
1556 2019-03-28 Jakub Jelinek <jakub@redhat.com>
1559 * tree-inline.h (struct copy_body_data): Add
1560 dont_remap_vla_if_no_change flag.
1561 * tree-inline.c (remap_type_3, remap_type_2): New functions.
1562 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
1563 and remap_type_2 returns false.
1564 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
1565 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
1566 only from where it is copied to nested contexts.
1568 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
1571 * config/i386/i386.md (RMW operation with LEA peephole):
1572 Use LEAMODE mode attribute instead of SWI mode iterator for
1575 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
1578 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
1579 Also process XEXP (src, 0) of a shift insn.
1581 2019-03-28 David Malcolm <dmalcolm@redhat.com>
1584 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
1585 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
1587 2019-03-28 Jakub Jelinek <jakub@redhat.com>
1589 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
1591 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
1592 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
1593 immediately after first one with df_analyze in between, but rather
1594 process all bbs, queueing ones that need second pass in a worklist,
1595 df_analyze, process queued debug insn changes and if second pass is
1596 needed, process bbs from worklist, df_analyze, process queued debug
1599 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
1600 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
1601 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
1603 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
1606 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
1609 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
1612 * config/i386/i386.c (ix86_function_value_1): Call the newly added
1613 function for 32-bit MS_ABI.
1614 (function_value_ms_32): New function.
1616 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
1618 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
1619 (movdi): Call gen_movdi_symbol_save_scc.
1620 (gen_movdi_symbol_save_scc): New insn and split.
1622 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
1624 PR rtl-optimization/89313
1625 * function.c (matching_constraint_num): New static function.
1626 (match_asm_constraints_1): Use it. Fixup white space and comment.
1627 Don't replace inputs with non-matching constraints which conflict
1628 with early clobber outputs.
1630 2019-03-27 Jeff Law <law@redhat.com>
1633 PR rtl-optimization/87761
1634 PR rtl-optimization/89826
1635 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
1637 (pass_cprop_hardreg::execute): Call df_analyze after adding the
1638 note problem to get REG_DEAD/REG_UNUSED notes updated.
1640 2019-03-27 Richard Biener <rguenther@suse.de>
1642 PR tree-optimization/89463
1643 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
1644 queue edges to remove.
1645 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
1646 dead stmts. Delay edge removal until PHIs are removed to
1647 make debug-stmt creation not confused by seemingly degenerate
1650 2019-03-27 Alan Modra <amodra@gmail.com>
1652 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
1654 * config/rs6000/darwin.h: Likewise.
1655 * config/rs6000/rs6000.c: Likewise.
1657 2019-03-27 Alan Modra <amodra@gmail.com>
1659 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
1660 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
1662 2019-03-26 Andrew Waterman <andrew@sifive.com>
1663 Jim Wilson <jimw@sifive.com>
1665 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
1666 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
1667 (generic_idivdi, generic_fmul_single, generic_fmul_double)
1668 (generic_fdiv, generic_fsqrt): Add check for generic tune.
1669 (generic_alu): Add auipc to type list.
1670 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
1671 (riscv_microarchitecture): Declare.
1672 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
1673 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
1675 (riscv_microarchitecture): New.
1676 (sifive_7_tune_info): New.
1677 (riscv_cpu_info_table): Add microarchitecture value for rocket and
1678 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
1680 (riscv_store_data_bypass_p): New.
1681 (riscv_option_override): Set riscv_microarchitecture from
1682 cpu->microarchitecture.
1683 * config/riscv/riscv.md: Include sifive-7.md.
1686 (auipc<mode>): Change type to auipc.
1687 (restore_stack_nonlocal): New.
1688 * config/riscv/sifive-7.md: New.
1689 * doc/invoke.texi (RISC-V Options): Update mtune docs.
1691 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
1694 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
1695 Also process XEXP (src, 0) of a shift insn.
1697 2019-03-26 Richard Biener <rguenther@suse.de>
1699 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
1700 (copy_debug_stmt): Likewise.
1701 (expand_call_inline): Likewise.
1702 (copy_bb): Avoid redundant lookup & set of gimple_block.
1703 * gimple-low.c (lower_gimple_return): Likewise.
1704 (lower_builtin_setjmp): Likewise.
1706 2019-03-26 Jakub Jelinek <jakub@redhat.com>
1708 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
1709 is constant 0, turn into static const data member initialized to false.
1710 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
1711 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
1713 2019-03-26 Jason Merrill <jason@redhat.com>
1714 Jakub Jelinek <jakub@redhat.com>
1716 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
1718 (mem_alloc_description::release_object_overhead): Fix comment typos.
1719 * hash-table.h (hash_table::~hash_table): Call
1720 release_instance_overhead only if m_entries is non-NULL, otherwise
1721 call unregister_descriptor.
1723 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
1725 PR tree-optimization/81740
1726 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1727 In case of outer loop vectorization, check for backward dependence
1728 at the inner loop if outer loop dependence is reversed.
1730 2019-03-26 Alan Modra <amodra@gmail.com>
1732 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
1733 rs6000_vector_mem init. Correct wI and wJ comment.
1735 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
1737 PR rtl-optimization/88347
1738 PR rtl-optimization/88423
1739 * sched-deps.c (sched_analyze_insn): Take into account that for
1740 tablejumps the barrier appears after a label and a jump_table_data.
1742 2019-03-25 Martin Sebor <msebor@redhat.com>
1745 * c-common.c (check_user_alignment): Rename local. Correct maximum
1746 alignment in diagnostic. Avoid assuming argument fits in SHWI,
1747 convert it to UHWI when it fits.
1749 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
1752 * dwarf2out.c (premark_used_variables): New function.
1753 (prune_unused_types_walk): Do not mark not premarked external
1755 (prune_unused_types): Call premark_used_variables.
1757 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
1759 PR rtl-optimization/89676
1760 * lra-constraints.c (curr_insn_transform): Do match reload for
1761 early clobbers when the match was successful only for different
1764 2019-03-25 Martin Sebor <msebor@redhat.com>
1766 * doc/extend.texi (Common Type Attributes): Document vector_size.
1767 (Common Variable Attributes): Mention size constraint. Correct
1769 (Vector Extensions): Use @dfn when defining bas type. Clarify
1770 base type and size constraints.
1772 2019-03-25 Richard Biener <rguenther@suse.de>
1774 PR tree-optimization/89789
1775 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
1776 changes from non-undefined back to undefined.
1778 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
1780 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
1781 heap string and a gc string, but since this variable is unknown to
1782 ggc the gc string might get reused and corrupted. Fixed by always
1783 using a heap string.
1785 2019-03-25 Richard Biener <rguenther@suse.de>
1787 PR tree-optimization/89779
1788 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
1789 to remove IV defs, delay actual removal.
1790 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
1791 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
1792 very end, properly also reset loop control IV information.
1794 2019-03-25 Richard Biener <rguenther@suse.de>
1796 PR tree-optimization/89802
1797 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
1798 move EH data to folded stmt.
1800 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
1802 * config/s390/s390-builtin-types.def: Remove few unused types and
1803 fix sort order for others.
1805 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
1807 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
1808 expected and found types with -mdebug during builtin matching.
1810 2019-03-25 Richard Biener <rguenther@suse.de>
1813 * fold-const.c (operand_equal_p): Revert last change with
1816 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
1818 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
1819 notes for the result of the __tls_get_addr calls.
1820 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
1822 2019-03-24 Jeff Law <law@redhat.com>
1824 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
1826 PR rtl-optimization/87761
1827 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
1828 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
1830 (pass_cprop_hardreg::execute): Add df note problem and defer insn
1831 rescans. Reprocess blocks as needed, calling df_analyze before
1832 reprocessing. Always call df_analyze before fixing up debug bind
1835 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
1837 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
1840 2019-03-22 Andrew Pinski <apinski@marvell.com>
1842 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
1843 attrribute for uxtw.
1845 2019-03-26 Jeff Law <law@redhat.com>
1847 PR rtl-optimization/87761
1848 * config/mips/mips-protos.h (mips_split_move): Add new argument.
1849 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
1850 (mips_split_move): Accept new INSN argument. Try to forward SRC
1851 into the next instruction.
1852 (mips_split_move_insn): Pass INSN through to mips_split_move.
1854 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
1856 PR rtl-optimization/89676
1857 * lra-constraints.c (curr_insn_transform): Do match reload for
1858 early clobbers even if the match was successful.
1860 2019-03-22 Jakub Jelinek <jakub@redhat.com>
1863 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
1865 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
1867 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
1869 2019-03-22 Jakub Jelinek <jakub@redhat.com>
1871 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
1872 <avx512>_fmsub_<mode>_mask3<round_name>,
1873 <avx512>_fnmadd_<mode>_mask3<round_name>,
1874 <avx512>_fnmsub_<mode>_mask3<round_name>,
1875 avx512f_vmfmadd_<mode>_mask3<round_name>,
1876 avx512f_vmfmsub_<mode>_mask3<round_name>,
1877 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
1878 instead of register_operand and %v instead of v for match_operand 1.
1879 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
1880 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
1881 <round_nimm_predicate> instead of register_operand and %v instead of v
1882 for match_operand 1.
1884 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
1885 <avx512>_fmadd_<mode>_mask3<round_name>,
1886 <avx512>_fmsub_<mode>_mask<round_name>,
1887 <avx512>_fmsub_<mode>_mask3<round_name>,
1888 <avx512>_fnmadd_<mode>_mask<round_name>,
1889 <avx512>_fnmadd_<mode>_mask3<round_name>,
1890 <avx512>_fnmsub_<mode>_mask<round_name>,
1891 <avx512>_fnmsub_<mode>_mask3<round_name>,
1892 <avx512>_fmaddsub_<mode>_mask<round_name>,
1893 <avx512>_fmaddsub_<mode>_mask3<round_name>,
1894 <avx512>_fmsubadd_<mode>_mask<round_name>,
1895 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
1896 <round_nimm_predicate> instead of nonimmediate_operand.
1897 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
1898 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
1899 Use register_operand instead of <round_nimm_predicate> for the
1900 operand that needs to match output.
1901 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
1902 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
1903 Likewise. Formatting fixes.
1906 * config/i386/i386.c (enum ix86_builtins): Remove
1907 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
1908 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
1909 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
1910 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
1911 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
1912 __builtin_ia32_vfmsubss3_mask3): New builtins.
1913 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
1914 avx512f_vmfmadd_<mode>_mask3<round_name>,
1915 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
1916 *avx512f_vmfmsub_<mode>_mask<round_name>,
1917 avx512f_vmfmsub_<mode>_mask3<round_name>,
1918 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
1919 *avx512f_vmfnmadd_<mode>_mask<round_name>,
1920 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
1921 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
1922 *avx512f_vmfnmsub_<mode>_mask<round_name>,
1923 avx512f_vmfnmsub_<mode>_mask3<round_name>,
1924 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
1925 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
1926 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
1927 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
1928 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
1929 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
1930 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
1931 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
1932 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
1933 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
1934 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
1935 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
1936 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
1937 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
1938 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
1939 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
1940 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
1941 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
1942 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
1943 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
1944 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
1945 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
1947 2019-03-21 Martin Sebor <msebor@redhat.com>
1949 PR tree-optimization/89350
1950 * builtins.c (compute_objsize): Also ignore offsets whose upper
1952 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
1953 (builtin_memref::builtin_memref): Initialize new member.
1954 Allow EXPR to be null.
1955 (builtin_memref::extend_offset_range): Replace local with a member.
1956 Avoid assuming pointer offsets are unsigned.
1957 (builtin_memref::set_base_and_offset): Determine base object
1958 before computing offset range.
1959 (builtin_access::builtin_access): Handle memset.
1960 (builtin_access::generic_overlap): Replace local with a member.
1961 (builtin_access::strcat_overlap): Same.
1962 (builtin_access::overlap): Same.
1963 (maybe_diag_overlap): Same.
1964 (maybe_diag_access_bounds): Same.
1965 (wrestrict_dom_walker::check_call): Handle memset.
1966 (check_bounds_or_overlap): Same.
1968 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
1969 Jakub Jelinek <jakub@redhat.com>
1972 * tree.c (fld_type_variant, fld_incomplete_type_of,
1973 fld_process_array_type): Call fld->pset.add and don't call
1974 add_tree_to_fld_list if it returns true.
1975 (free_lang_data_in_type): Similarly with self-recursive call. Purge
1976 non-marked types from TYPE_NEXT_VARIANT list.
1977 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
1979 2019-03-21 Jakub Jelinek <jakub@redhat.com>
1981 * hash-table.h (hash_table): Add Lazy template parameter defaulted
1982 to false, if true, don't alloc_entries during construction, but defer
1983 it to the first method that needs m_entries allocated.
1984 (hash_table::hash_table, hash_table::~hash_table,
1985 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
1986 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
1987 hash_table::clear_slot, hash_table::traverse_noresize,
1988 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
1989 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
1991 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
1992 NO_INSERT instead of find_with_hash.
1993 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
1994 hash_set::m_table): Add Lazy to template params of hash_table.
1995 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
1996 * attribs.c (test_attribute_exclusions): Likewise.
1997 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
1998 hash_set. Add tests for hash_set with Lazy = true.
2000 2019-03-21 Richard Biener <rguenther@suse.de>
2002 PR tree-optimization/89779
2003 * tree.c (tree_nop_conversion): Consolidate and fix defensive
2004 checks with respect to released SSA names now having error_mark_node
2006 * fold-const.c (operand_equal_p): Likewise.
2008 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
2011 * config/s390/s390.c (global_not_special_regno_p): Move to make it
2013 (s390_optimize_register_info): Use global_not_special_regno_p to
2014 check for global regs.
2016 2019-03-20 Jakub Jelinek <jakub@redhat.com>
2019 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
2020 update this_alternative nor this_alternative_set.
2022 2019-03-19 Jim Wilson <jimw@sifive.com>
2025 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
2026 align, size, offset. Use them to handle a BLKmode reference. Update
2028 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
2030 2019-03-19 Jakub Jelinek <jakub@redhat.com>
2032 PR rtl-optimization/89768
2033 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
2035 (unroll_loop_runtime_iterations): Likewise.
2037 2019-03-19 Martin Sebor <msebor@redhat.com>
2039 PR tree-optimization/89644
2040 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
2041 rather than endptr as an indicator of nul-termination.
2043 PR tree-optimization/89644
2044 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
2045 arrays in determining sequence sizes in strncpy and stpncpy.
2047 2019-03-19 Martin Liska <mliska@suse.cz>
2050 * predict.c (combine_predictions_for_bb): Empty likely_edges and
2051 unlikely_edges if there's an edge that belongs to both these sets.
2053 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
2056 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
2057 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
2058 go via a stack temporary.
2060 2019-03-19 Jakub Jelinek <jakub@redhat.com>
2063 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
2064 instead of gen_rtx_SUBREG.
2065 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
2067 2019-03-19 Richard Biener <rguenther@suse.de>
2070 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
2072 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
2076 * tree.c (free_lang_data_in_decl): Do not free context of C++
2079 2019-03-19 Jakub Jelinek <jakub@redhat.com>
2082 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
2083 subs for the first alternative except when operands[3] is 1.
2086 * gimplify.c (gimplify_asm_expr): For output argument with
2087 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
2090 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
2092 PR rtl-optimization/89753
2093 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
2094 explicit unrolling factor even more robust.
2096 2019-03-19 Jakub Jelinek <jakub@redhat.com>
2099 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
2100 compensation use x2 += 1 instead of x2 -= -1 and when honoring
2101 signed zeros, do another copysign after the compensation.
2103 2019-03-18 Martin Sebor <msebor@redhat.com>
2105 PR tree-optimization/89720
2106 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
2107 more conservatively, the same as anti-range.
2109 2019-03-18 Richard Biener <rguenther@suse.de>
2112 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
2113 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
2114 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
2115 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
2117 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
2119 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
2120 Extend queue to 1024 entries.
2121 Add "consumed" field.
2122 (gomp_print_output): Remove print_index parameter.
2123 Add final parameter.
2124 Change limit to unsigned.
2125 Use consumed field to implement circular buffer.
2126 Detect interrupted print in final pass.
2127 Flush output at the end.
2128 (run): Update gomp_print_output usage.
2129 (main): Initialize kernargs->output_data.consumed.
2131 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
2133 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
2134 calculation of the minimum number of scalar iterations for
2135 fully-predicated loops.
2137 2019-03-18 Martin Jambor <mjambor@suse.cz>
2139 PR tree-optimization/89546
2140 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
2141 any propagation to its children took place.
2143 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
2146 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
2147 parameter, and make use of it.
2148 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
2150 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
2152 * config/arc/arc.opt (mcode-density-frame): Get the inital value
2153 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
2154 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
2155 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
2156 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
2157 match what the ops is doing.
2158 (push_multi_fp_blink): Likewise.
2159 * config/arc/arc.c (arc_override_options): Enable enter/leave when
2160 compiling for size and elf target.
2161 (arc_save_callee_enter): Adjust note to match what enter/leave
2164 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
2166 * config/arc/arc.md (tst_movb): Fix constraint.
2168 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
2170 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
2172 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
2174 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
2175 * config/arc/arc.c (arc_conditional_register_usage): Remove all
2176 reg_alloc_order references.
2177 (size_alloc_order): Define.
2178 (arc_adjust_reg_alloc_order): New function.
2179 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
2181 (ADJUST_REG_ALLOC_ORDER): Define.
2182 (HONOR_REG_ALLOC_ORDER): Likewise.
2184 2019-03-18 Richard Biener <rguenther@suse.de>
2187 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
2188 loads and stores a bit more.
2190 2019-03-18 Richard Biener <rguenther@suse.de>
2193 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
2194 load pessimization to stores as well.
2196 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
2199 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
2200 successor, use NULL as its av set.
2202 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
2204 PR rtl-optimization/89721
2205 * lra-constraints (invariant_p): Return false if side_effects_p holds.
2207 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
2210 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2211 When handling vec_extract, use modular arithmetic to allow
2212 constant selectors greater than vector length.
2213 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
2214 V1TImode vectors to have constant selector values greater than 0.
2215 Use modular arithmetic to compute vector index.
2216 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
2217 index for in-memory vectors. Correct code generation for
2218 in-register vectors.
2219 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
2222 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
2226 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
2229 2019-03-15 Jakub Jelinek <jakub@redhat.com>
2232 * tree.c (inchash::add_expr): Strip any location wrappers.
2233 * fold-const.c (operand_equal_p): Move stripping of location wrapper
2234 after hash verification.
2237 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
2238 SIGN_EXTEND and ZERO_EXTEND.
2240 2019-03-14 Jason Merrill <jason@redhat.com>
2241 Jakub Jelinek <jakub@redhat.com>
2243 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
2244 than if is_empty (*slot).
2245 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
2246 existing elt and for elt removal.
2247 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
2248 of already removed elt.
2250 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
2253 * config/i386/i386.c (remove_partial_avx_dependency): Handle
2256 2019-03-14 Martin Liska <mliska@suse.cz>
2259 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
2261 2019-03-14 Richard Biener <rguenther@suse.de>
2264 * config/i386/i386.c (make_resolver_func): Properly set
2265 DECL_CONTEXT on the RESULT_DECL.
2266 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
2268 2019-03-14 Richard Biener <rguenther@suse.de>
2270 * gimple-pretty-print.c: Include cfgloop.h.
2271 (dump_gimple_phi): Adjust.
2272 (dump_gimple_bb_header): Dump loop header for GIMPLE.
2273 (pp_cfg_jump): Adjust.
2274 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
2275 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
2276 (lower_phi_internal_fn): Remove.
2277 (verify_gimple_call): Remove IFN_PHI special-casing.
2278 (dump_function_to_file): Dump IL state.
2279 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
2280 done to deal with PHI nodes being present in non-SSA state.
2282 2019-03-14 Jakub Jelinek <jakub@redhat.com>
2285 * multiple_target.c (create_dispatcher_calls): Change
2286 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
2287 In the node->iterate_referring loop, push *ref rather than ref, call
2288 ref->remove_reference () and always pass 0 to iterate_referring.
2290 PR rtl-optimization/89679
2291 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
2292 would contain a paradoxical SUBREG.
2294 2019-03-14 Richard Biener <rguenther@suse.de>
2296 PR tree-optimization/89710
2297 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
2300 2019-03-14 Martin Liska <mliska@suse.cz>
2302 * coverage.c (coverage_begin_function): Stream also
2304 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
2305 documentation about function declaration location.
2306 * gcov-dump.c (tag_function): Print whole range
2307 of function declaration.
2308 * gcov.c (struct function_info): Add end_column field.
2309 (function_info::function_info): Initialize it.
2310 (output_json_intermediate_file): Output {start,end}_column
2312 (read_graph_file): Read end_column.
2314 2019-03-14 Richard Biener <rguenther@suse.de>
2317 * fold-const.c (operand_equal_p): For INDIRECT_REF check
2318 that the access types are similar.
2320 2019-03-14 Jakub Jelinek <jakub@redhat.com>
2322 PR tree-optimization/89703
2323 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
2324 aren't compatible also with builtin_decl_explicit. Check pure
2325 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
2326 and BUILT_IN_STPNCPY{,_CHK}.
2328 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
2331 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
2332 addr32 prefix to VSIB address for X32.
2333 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
2335 (*avx512pf_gatherpf<mode>df_mask): Likewise.
2336 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
2337 (*avx512pf_scatterpf<mode>df_mask): Likewise.
2338 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
2339 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
2340 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
2341 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
2342 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
2343 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
2344 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
2345 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
2346 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
2347 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
2348 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
2349 (*avx512f_scatterdi<mode>): Likewise.
2351 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
2354 * lra-constraints.c (inherit_in_ebb): Update
2355 potential_reload_hard_regs along with live_hard_regs.
2357 2019-03-13 Jakub Jelinek <jakub@redhat.com>
2360 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
2362 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
2364 2019-03-13 Martin Sebor <msebor@redhat.com>
2366 PR tree-optimization/89662
2367 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
2370 2019-03-13 Richard Biener <rguenther@suse.de>
2373 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
2374 throw FP expressions at tree-affine.
2376 2019-03-14 Richard Biener <rguenther@suse.de>
2378 * tree-pretty-print.c (dump_generic_node): For -gimple properly
2379 dump negative integer constants using _Literal (type) -num.
2381 2019-03-13 Jakub Jelinek <jakub@redhat.com>
2383 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
2384 nonlocal_value member.
2387 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
2388 (ipa_simd_modify_function_body): Handle PHIs.
2390 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
2392 * config/s390/s390.c (s390_option_override_internal): Use more
2393 aggressive inlining parameters.
2395 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
2397 * config/s390/3906.md: New file.
2398 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
2399 (LONGRUNNING_THRESHOLD): Remove.
2400 (MAX_SCHED_MIX_SCORE): Decrease.
2401 (MAX_SCHED_MIX_DISTANCE): Decrease.
2402 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
2403 (struct s390_sched_state): New struct to hold scheduling state.
2404 (S390_SCHED_STATE_NORMAL): Remove.
2405 (S390_SCHED_STATE_CRACKED): Remove.
2406 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
2407 (s390_get_sched_attrmask): Use new attribute.
2408 (s390_get_unit_mask): Use new units.
2409 (s390_is_fpd): New function.
2410 (s390_is_fxd): New function.
2411 (s390_is_longrunning): New function.
2412 (s390_sched_score): Use new functions.
2413 (s390_sched_reorder): Likewise.
2414 (s390_sched_variable_issue): Rework and use new functions.
2415 (s390_sched_init): Use new functions.
2416 * config/s390/s390.h (s390_tune_attr): Add z14.
2417 * config/s390/s390.md: Add z14.
2419 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
2421 * config/s390/2964.md: Update pipeline description.
2422 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
2423 (LONGRUNNING_THRESHOLD): Remove.
2424 (LATENCY_FACTOR): Remove.
2425 (s390_get_unit_mask): Add unit.
2426 (s390_sched_score): Use fxd/fpd.
2427 (s390_sched_variable_issue): Use fxd/fpd.
2429 2019-03-12 Martin Liska <mliska@suse.cz>
2431 * config/i386/i386.c: Reword an error message.
2433 2019-03-12 Martin Jambor <mjambor@suse.cz>
2435 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
2436 terminate with newline.
2438 2019-03-12 Jakub Jelinek <jakub@redhat.com>
2441 * config/s390/s390.md (tabort): Use %wd instead of
2442 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
2443 letters and periods.
2444 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
2445 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
2449 * builtins.c (expand_builtin_int_roundingfn,
2450 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
2451 gcc_unreachable if validate_arglist fails.
2453 2019-03-12 Richard Biener <rguenther@suse.de>
2455 PR tree-optimization/89664
2456 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
2457 free the occurance tree after the early out.
2459 2019-03-11 Jakub Jelinek <jakub@redhat.com>
2463 * vr-values.c (vr_values::update_value_range): If
2464 old_vr->varying_p (), don't update it, make new_vr also VARYING
2467 2019-03-11 Martin Liska <mliska@suse.cz>
2469 * config/aarch64/aarch64.c (aarch64_override_options_internal):
2470 Fix double string quoting.
2472 2019-03-11 Martin Liska <mliska@suse.cz>
2474 * collect-utils.c (collect_wait): Wrap apostrophes
2475 in gcc internal format with %'.
2476 * collect2.c (main): Likewise.
2477 (scan_prog_file): Likewise.
2478 (scan_libraries): Likewise.
2479 * config/i386/i386.c (ix86_expand_call): Likewise.
2480 (ix86_handle_interrupt_attribute): Likewise.
2481 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
2482 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
2483 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
2484 * lto-wrapper.c (find_crtoffloadtable): Likewise.
2485 * symtab.c (symtab_node::verify_base): Likewise.
2486 * tree-cfg.c (verify_gimple_label): Likewise.
2487 * tree.c (verify_type_variant): Likewise.
2489 2019-03-11 Martin Liska <mliska@suse.cz>
2491 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
2492 in a string format message and fix GNU coding style.
2493 (expand_builtin_set_thread_pointer): Likewise.
2494 * common/config/aarch64/aarch64-common.c
2495 (aarch64_rewrite_selected_cpu): Likewise.
2496 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
2497 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
2498 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
2499 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
2500 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
2501 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
2502 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
2503 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
2504 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
2505 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
2507 * common/config/riscv/riscv-common.c
2508 (riscv_subset_list::parsing_subset_version): Likewise.
2509 (riscv_subset_list::parse_std_ext): Likewise.
2510 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
2511 (riscv_subset_list::parse): Likewise.
2512 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
2513 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
2514 (aarch64_override_options_internal): Likewise.
2515 (aarch64_validate_mcpu): Likewise.
2516 (aarch64_validate_march): Likewise.
2517 (aarch64_validate_mtune): Likewise.
2518 (aarch64_override_options): Likewise.
2519 * config/alpha/alpha.c (alpha_option_override): Likewise.
2520 * config/arc/arc.c (arc_init): Likewise.
2521 (parse_mrgf_banked_regs_option): Likewise.
2522 (arc_override_options): Likewise.
2523 (arc_expand_builtin_aligned): Likewise.
2524 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
2525 (arm_expand_builtin): Likewise.
2526 * config/arm/arm.c (arm_option_check_internal): Likewise.
2527 (arm_configure_build_target): Likewise.
2528 (arm_option_override): Likewise.
2529 (arm_options_perform_arch_sanity_checks): Likewise.
2530 (arm_handle_cmse_nonsecure_entry): Likewise.
2531 (arm_handle_cmse_nonsecure_call): Likewise.
2532 (arm_tls_referenced_p): Likewise.
2533 (thumb1_expand_prologue): Likewise.
2534 * config/avr/avr.c (avr_option_override): Likewise.
2535 * config/bfin/bfin.c (bfin_option_override): Likewise.
2536 * config/c6x/c6x.c (c6x_option_override): Likewise.
2537 * config/cr16/cr16.c (cr16_override_options): Likewise.
2538 * config/cris/cris.c (cris_option_override): Likewise.
2539 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
2540 * config/darwin-c.c (macosx_version_as_macro): Likewise.
2541 * config/darwin.c (darwin_override_options): Likewise.
2542 * config/frv/frv.c (frv_expand_builtin): Likewise.
2543 * config/h8300/h8300.c (h8300_option_override): Likewise.
2544 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
2545 (ix86_option_override_internal): Likewise.
2546 (warn_once_call_ms2sysv_xlogues): Likewise.
2547 (ix86_expand_prologue): Likewise.
2548 (split_stack_prologue_scratch_regno): Likewise.
2549 (ix86_warn_parameter_passing_abi): Likewise.
2550 * config/ia64/ia64.c (fix_range): Likewise.
2551 * config/m68k/m68k.c (m68k_option_override): Likewise.
2552 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
2553 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
2554 (mips_set_compression_mode): Likewise.
2555 * config/mmix/mmix.c (mmix_option_override): Likewise.
2556 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
2557 * config/msp430/msp430.c (msp430_option_override): Likewise.
2558 * config/nds32/nds32.c (nds32_option_override): Likewise.
2559 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
2560 (nios2_option_override): Likewise.
2561 (nios2_expand_custom_builtin): Likewise.
2562 * config/nvptx/mkoffload.c (main): Likewise.
2563 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
2564 * config/pa/pa.c (fix_range): Likewise.
2565 (pa_option_override): Likewise.
2566 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
2567 (riscv_option_override): Likewise.
2568 * config/rl78/rl78.c (rl78_option_override): Likewise.
2569 * config/rs6000/aix61.h: Likewise.
2570 * config/rs6000/aix71.h: Likewise.
2571 * config/rs6000/aix72.h: Likewise.
2572 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
2573 * config/rs6000/freebsd64.h: Likewise.
2574 * config/rs6000/linux64.h: Likewise.
2575 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
2576 (rs6000_expand_zeroop_builtin): Likewise.
2577 (rs6000_expand_mtfsb_builtin): Likewise.
2578 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
2579 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
2580 (rs6000_invalid_builtin): Likewise.
2581 (rs6000_expand_split_stack_prologue): Likewise.
2582 * config/rs6000/rtems.h: Likewise.
2583 * config/rx/rx.c (valid_psw_flag): Likewise.
2584 (rx_expand_builtin): Likewise.
2585 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
2586 * config/s390/s390.c (s390_expand_builtin): Likewise.
2587 (s390_function_profiler): Likewise.
2588 (s390_option_override_internal): Likewise.
2589 (s390_option_override): Likewise.
2590 * config/sh/sh.c (sh_option_override): Likewise.
2591 (sh_builtin_saveregs): Likewise.
2592 (sh_fix_range): Likewise.
2593 * config/sh/vxworks.h: Likewise.
2594 * config/sparc/sparc.c (sparc_option_override): Likewise.
2595 * config/spu/spu.c (spu_option_override): Likewise.
2596 (fix_range): Likewise.
2597 * config/visium/visium.c (visium_option_override): Likewise.
2598 (visium_handle_interrupt_attr): Likewise.
2599 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
2600 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
2601 (dbg_cnt_process_opt): Likewise.
2602 * dwarf2out.c (output_dwarf_version): Likewise.
2603 * except.c (expand_eh_return): Likewise.
2604 * gcc.c (defined): Likewise.
2605 (driver_handle_option): Likewise.
2606 (process_command): Likewise.
2607 (compare_files): Likewise.
2608 (driver::prepare_infiles): Likewise.
2609 (driver::do_spec_on_infiles): Likewise.
2610 (driver::maybe_run_linker): Likewise.
2611 * omp-offload.c (oacc_parse_default_dims): Likewise.
2612 * opts-global.c (handle_common_deferred_options): Likewise.
2613 * opts.c (parse_sanitizer_options): Likewise.
2614 (common_handle_option): Likewise.
2615 (enable_warning_as_error): Likewise.
2616 * passes.c (enable_disable_pass): Likewise.
2617 * plugin.c (parse_plugin_arg_opt): Likewise.
2618 (default_plugin_dir_name): Likewise.
2619 * targhooks.c (default_expand_builtin_saveregs): Likewise.
2620 (default_pch_valid_p): Likewise.
2621 * toplev.c (init_asm_output): Likewise.
2622 (process_options): Likewise.
2623 (toplev::run_self_tests): Likewise.
2624 * tree-cfg.c (verify_gimple_call): Likewise.
2625 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
2626 (tree_inlinable_function_p): Likewise.
2627 * var-tracking.c (vt_find_locations): Likewise.
2629 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
2631 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
2632 only on the else branch.
2634 2019-03-11 Martin Liska <mliska@suse.cz>
2636 * gcov.c (output_intermediate_json_line): Print function
2638 (output_json_intermediate_file): Add new argument.
2639 * doc/gcov.texi: Document the change.
2641 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
2643 PR rtl-optimization/89588
2644 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
2645 explicit unrolling factor more robust.
2647 2019-03-11 Richard Biener <rguenther@suse.de>
2649 PR tree-optimization/89649
2650 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
2651 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
2652 on the prolog and epilog loops.
2653 (vect_loop_versioning): Return copy of loop.
2654 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
2655 on the non-vectorized version of the loop.
2657 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
2660 * config/i386/sse.md (*vec_extractv2di_0_sse):
2661 Add (=r,x) alternative and corresponding splitter.
2663 2019-03-10 Martin Jambor <mjambor@suse.cz>
2665 PR tree-optimization/85762
2666 PR tree-optimization/87008
2667 PR tree-optimization/85459
2668 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
2669 it points to if there is a type changing MEM_REF. Adjust all callers.
2670 (build_accesses_from_assign): Disable total scalarization if
2671 contains_vce_or_bfcref_p returns true through the new parameter, for
2674 2019-03-09 Jakub Jelinek <jakub@redhat.com>
2677 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
2678 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
2681 * common.opt (fdiagnostics-show-labels,
2682 fdiagnostics-show-line-numbers, fdiagnostics-format=,
2683 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
2684 gas-locview-support, ginline-points, ginternal-reset-location-views):
2685 Terminate description text with a dot.
2686 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
2687 * config/mcore/mcore.opt (m210, m340): Likewise.
2688 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
2689 mnops=): Start description text with a capital letter.
2690 * config/arc/arc.opt (msize-level=): Likewise.
2691 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
2692 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
2694 * config/ft32/ft32.opt (msim): Likewise.
2695 (mft32b, mcompress): Likewise. Terminate description text with a dot.
2696 (mnodiv, mnopm): Terminate description text with a dot.
2697 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
2699 * config/i386/i386.opt (prefer_vector_width, instrument_return):
2701 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
2704 PR rtl-optimization/89634
2705 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
2706 are modified in BB_END (e->src) instruction.
2708 2019-03-08 David Malcolm <dmalcolm@redhat.com>
2711 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
2712 messages more amenable to translation, and improve wording.
2714 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
2716 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
2717 ud- and du-chains between phases.
2719 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
2722 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
2723 instead of POLY_INT_CST.
2725 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
2727 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
2730 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
2735 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
2736 (_mm_storeu_si64): Ditto.
2738 2019-03-08 Martin Liska <mliska@suse.cz>
2741 * config/i386/i386.c (ix86_option_override_internal): Disable
2742 jump tables when retpolines are used.
2744 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
2747 * ipa-split.c (execute_split_functions): Do not split
2748 'noinline' or 'section' function.
2750 2019-03-08 Jakub Jelinek <jakub@redhat.com>
2753 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
2754 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
2755 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
2758 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
2759 from diagnostics. Formatting fixes.
2762 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
2763 warn_odr diagnostics.
2766 * lra-constraints.c (process_alt_operands): Avoid one space before
2767 " at the end of line and another after " on another line in a string
2769 * attribs.c (handle_dll_attribute): Likewise.
2770 * config/avr/avr-devices.c (avr_texinfo): Likewise.
2772 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
2773 warning_at or inform messages in G_() if there is no ?:.
2775 PR tree-optimization/89550
2776 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
2777 returned true. Formatting fixes.
2778 (expand_builtin_strnlen): Formatting fixes.
2779 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
2780 if warning_at returned true.
2781 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
2783 2019-03-08 Richard Biener <rguenther@suse.de>
2786 * cfgloop.h (struct loop): Add owned_clique field.
2787 * cfgloopmanip.c (copy_loop_info): Copy it.
2788 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
2790 * tree-inline.c (copy_loops): Remap owned_clique.
2791 * lto-streamer-in.c (input_cfg): Stream owned_clique.
2792 * lto-streamer-out.c (output_cfg): Likewise.
2794 2019-03-08 Jakub Jelinek <jakub@redhat.com>
2797 * config/darwin.c: Include intl.h.
2798 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
2799 composing the message out of two separate parts.
2801 2019-03-07 Jakub Jelinek <jakub@redhat.com>
2804 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
2805 doesn't start with a capital letter and doesn't end with a dot.
2806 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
2807 with a capital letter.
2808 (ix86_mangle_function_version_assembler_name): Likewise.
2809 (ix86_generate_version_dispatcher_body): Likewise.
2810 (fold_builtin_cpu): Likewise.
2811 (get_builtin_code_for_version): Likewise. Remove extraneous space.
2812 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
2813 translators, wrap full type name in %qs.
2815 PR translation/79999
2816 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
2817 depend clause with source (or sink) modifier.
2818 * omp-expand.c (expand_omp_ordered_sink): Likewise.
2821 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
2822 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
2823 (avx512f_load<mode>_mask): New define_expand.
2824 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
2825 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
2826 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
2827 __builtin_ia32_movess_mask): New builtins.
2828 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
2829 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
2830 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
2831 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
2833 2019-03-07 Martin Jambor <mjambor@suse.cz>
2836 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
2837 for extern inline functions.
2839 2019-03-07 Martin Jambor <mjambor@suse.cz>
2842 * cgraph.h (cgraph_node): New inline method former_thunk_p.
2843 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
2844 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
2845 have multiple callees. At the end check if declarations match as
2846 opposed to cgraph_nodes.
2848 2019-03-07 Martin Liska <mliska@suse.cz>
2850 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
2851 which is equivalent to searching for this in clones chain.
2852 * symtab.c (symtab_node::verify_base): Similarly compare ASM
2853 names with a neighbour and special case first node in a chain.
2855 2019-01-25 Jason Merrill <jason@redhat.com>
2857 PR c++/80916 - spurious "static but not defined" warning.
2858 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
2859 for an internal symbol with DECL_EXTERNAL.
2861 2019-04-07 Richard Biener <rguenther@suse.de>
2864 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
2865 * tree-inline.c (copy_loops): Simplify.
2867 2019-03-07 Martin Liska <mliska@suse.cz>
2869 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
2871 2019-03-07 Richard Biener <rguenther@suse.de>
2873 PR tree-optimization/89595
2874 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
2875 stmt iterator as reference, take boolean output parameter to
2876 indicate whether the stmt was removed and thus the iterator
2878 (dom_opt_dom_walker::before_dom_children): Re-iterate over
2879 stmts created by folding.
2881 2019-03-07 Jakub Jelinek <jakub@redhat.com>
2884 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
2887 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
2889 PR rtl-optimization/88845
2890 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
2892 * lra.c (remove_scratches_1): New function.
2893 (remove_scratches): Use it.
2894 (lra_emit_move): Likewise.
2896 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
2898 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
2899 unaligned_access variable.
2900 * config/arc/arc.c (arc_override_options): Set unaligned access
2901 default on for HS CPUs.
2902 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
2904 2019-03-06 Martin Liska <mliska@suse.cz>
2906 PR gcov-profile/89577
2907 * doc/gcov.texi: Prefer to use --coverage.
2908 * doc/sourcebuild.texi: Likewise.
2910 2019-03-02 Jason Merrill <jason@redhat.com>
2912 PR c++/86485 - -Wmaybe-unused with empty class ?:
2913 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
2915 2019-03-05 Jakub Jelinek <jakub@redhat.com>
2918 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
2922 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
2923 exactly one argument.
2925 2019-03-05 Jakub Jelinek <jakub@redhat.com>
2926 Richard Sandiford <richard.sandiford@arm.com>
2928 PR tree-optimization/89570
2929 * match.pd (vec_cond into cond_op simplification): Don't use
2930 get_conditional_internal_fn, use as_internal_fn (cond_op).
2932 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
2935 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
2936 to decide when to split off a non-zero offset from a symbol.
2937 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
2938 in function symbols.
2940 2019-03-05 Richard Biener <rguenther@suse.de>
2942 PR tree-optimization/89594
2943 * tree-if-conv.c (pass_if_conversion::execute): Handle
2944 case where .LOOP_VECTORIZED_FUNCTION was removed.
2946 2019-03-05 Jakub Jelinek <jakub@redhat.com>
2949 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
2950 instead alloca it only when needed with the needed size.
2952 PR tree-optimization/89570
2953 * match.pd (vec_cond into cond_op simplification): Guard with
2954 vectorized_internal_fn_supported_p test and #if GIMPLE.
2956 PR tree-optimization/89566
2957 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
2958 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
2959 Punt if get_user_idx_format succeeds, but idx_format argument is
2960 not provided or doesn't have pointer type, or if idx_args is above
2961 number of provided arguments.
2963 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
2965 PR tree-optimization/89437
2966 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
2968 2019-03-04 Richard Biener <rguenther@suse.de>
2971 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
2974 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
2976 PR tree-optimization/89487
2977 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
2978 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
2979 (distribute_loop): Don't do runtime alias check if there is non-
2980 addressable data reference.
2981 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
2982 is a register variable.
2984 2019-03-02 Jakub Jelinek <jakub@redhat.com>
2987 * config/arm/arm.md (cmpsi2_addneg): Use
2988 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
2989 If operands[2] is 0 or INT_MIN, force use of subs.
2990 (*compare_scc splitter): Use gen_int_mode.
2991 (*negscc): Likewise.
2992 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
2994 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
2995 Monk Chiang <sh.chiang04@gmail.com>
2997 * common/config/riscv/riscv-common.c: Include sstream.
2998 (riscv_subset_list::to_string): New.
2999 (riscv_arch_str): Likewise.
3000 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
3002 * config/riscv/riscv-protos.h (riscv_arch_str): New.
3003 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
3004 (riscv_emit_attribute): New.
3005 (riscv_file_start): Emit attribute if needed.
3006 (riscv_option_override): Init riscv_emit_attribute_p.
3007 * config/riscv/riscv.opt (mriscv-attribute): New option.
3008 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
3010 * doc/install.texi: Document --with-riscv-attribute.
3011 * doc/invoke.texi: Document -mriscv-attribute.
3013 * common/config/riscv/riscv-common.c:
3014 Include config/riscv/riscv-protos.h.
3015 (INCLUDE_STRING): Defined.
3016 (RISCV_DONT_CARE_VERSION): Defined.
3017 (riscv_subset_t): Declare.
3018 (riscv_subset_t::riscv_subset_t): New.
3019 (riscv_subset_list): Declare.
3020 (riscv_subset_list::riscv_subset_list): New.
3021 (riscv_subset_list::~riscv_subset_list): Likewise.
3022 (riscv_subset_list::parsing_subset_version): Likewise.
3023 (riscv_subset_list::parse_std_ext): Likewise.
3024 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
3025 (riscv_subset_list::add): Likewise.
3026 (riscv_subset_list::lookup): Likewise.
3027 (riscv_subset_list::xlen): Likewise.
3028 (riscv_subset_list::parse): Likewise.
3029 (riscv_supported_std_ext): Likewise.
3030 (current_subset_list): Likewise.
3031 (riscv_parse_arch_string): Using riscv_subset_list::parse to
3034 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
3036 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
3037 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
3038 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
3040 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
3042 PR rtl-optimization/85899
3043 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
3044 fallthru edges leading to the exit block.
3046 2019-03-01 Tamar Christina <tamar.christina@arm.com>
3049 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
3050 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
3052 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
3054 PR tree-optimization/89535
3055 * tree-vect-stmts.c (vectorizable_call): Record the vector types
3056 for each operand. Calculate the fallback choice for mask operands
3057 and pass it to vect_get_vec_def_for_operand.
3059 2019-03-01 Richard Biener <rguenther@suse.de>
3062 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
3063 get virtual operands.
3064 (get_expr_operands): Handle CONST_DECL like other decls.
3066 2019-03-01 Jakub Jelinek <jakub@redhat.com>
3069 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
3070 on DECL_P and EXPR_P.
3072 2019-03-01 Richard Biener <rguenther@suse.de>
3075 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
3076 argument, defaulted to zero.
3077 * passes.c (execute_function_todo): Pass down SSA update flags
3078 to cleanup_tree_cfg.
3079 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
3080 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
3082 (cleanup_tree_cfg): Get and pass down SSA update flags.
3084 2019-03-01 Jakub Jelinek <jakub@redhat.com>
3087 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
3088 early_lto_debug argument.
3090 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
3092 PR tree-optimization/89536
3093 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
3094 only whether bit #0 of the value is 0 instead of the entire value.
3096 2019-02-28 Marek Polacek <polacek@redhat.com>
3098 PR c++/87068 - missing diagnostic with fallthrough statement.
3099 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
3100 at the end of a seq, save its location to walk_stmt_info.
3101 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
3104 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
3107 * tree.c (find_atomic_core_type): Move ahead in file.
3108 (check_base_type): Correctly compare alignments of atomic types.
3110 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
3113 * config/i386/i386.c (get_builtin_code_for_version): Identify
3114 Westmere from PCLMUL, instead of AES.
3116 2019-02-28 Jakub Jelinek <jakub@redhat.com>
3119 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
3120 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
3123 2019-02-28 Tamar Christina <tamar.christina@arm.com>
3126 * config/aarch64/aarch64-option-extensions.def: Document it.
3127 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
3130 2019-02-28 Jakub Jelinek <jakub@redhat.com>
3133 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
3134 builtins if they don't have a single scalar floating point argument.
3137 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
3139 PR rtl-optimization/89490
3140 * varasm.c (get_block_for_section): Bail out for mergeable sections.
3141 (default_use_anchors_for_symbol_p, output_object_block): Assert the
3142 block section is not mergeable.
3144 2019-02-27 Jakub Jelinek <jakub@redhat.com>
3147 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
3148 old define_insn to ...
3149 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
3150 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
3151 Rename old define_insn to ...
3152 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
3153 (thumb2_casesi_internal_pic): New define_expand. Rename old
3155 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
3156 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
3157 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
3159 2019-02-27 Richard Biener <rguenther@suse.de>
3162 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
3164 2019-02-27 Richard Biener <rguenther@suse.de>
3166 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
3169 2019-02-27 Richard Biener <rguenther@suse.de>
3172 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
3173 parameter, prefix section name with .gnu.debuglto_ if true.
3174 (dwarf2out_finish): Pass false to output_comdat_type_unit.
3175 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
3177 2019-02-27 Richard Biener <rguenther@suse.de>
3180 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
3181 rather than on use_debug_types, doing what output_die does.
3182 (value_format): Likewise.
3184 2019-02-27 Martin Jambor <mjambor@suse.cz>
3185 Martin Sebor <msebor@redhat.com>
3187 * doc/invoke.texi (Warning Options): Reword description of
3188 -Wno-absolute-value.
3190 2019-02-27 Jakub Jelinek <jakub@redhat.com>
3192 PR tree-optimization/89280
3193 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
3194 builtin_setjmp_setup_bb): New functions.
3195 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
3196 When visiting __builtin_setjmp_setup block, queue in special
3197 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
3198 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
3199 from visited after the loop if they don't have any visited successor
3202 2018-02-26 Steve Ellcey <sellcey@marvell.com>
3204 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
3206 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
3208 2019-02-26 Jakub Jelinek <jakub@redhat.com>
3211 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
3212 with types other than sizetype/ssizetype.
3214 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
3216 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
3217 (enum sparc_processor_type): ...this.
3218 (enum sparc_code_model_type): New enumeration type.
3219 (enum sparc_memory_model_type): Tweak comments.
3220 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
3222 (mcmodel): Use sparc_code_model enumeration and variable.
3223 (sparc_code_model): New enumeration.
3224 (mdebug): Add Undocumented marker.
3225 * config/sparc/sparc.h (enum cmodel): Delete.
3226 (sparc_cmodel): Likewise.
3227 (TARGET_CM_MEDLOW): Adjust to above renaming.
3228 (TARGET_CM_MEDMID): Likewise.
3229 (TARGET_CM_MEDANY): Likewise.
3230 (TARGET_CM_EMBMEDANY): Likewise.
3231 * config/sparc/sparc.c (sparc_cmodel): Delete.
3232 (sparc_option_override): Remove string/value mapping support for the
3233 code model. Move code and memory model support to after the handling
3234 of target flags. Do private machine setup last.
3235 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
3236 (sparc_legitimize_reload_address): Likewise.
3237 (sparc_output_mi_thunk): Likewise.
3238 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
3240 2019-02-26 Jakub Jelinek <jakub@redhat.com>
3242 PR tree-optimization/89500
3243 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
3244 (handle_builtin_strlen): Remove noncst_bound variable. Always
3245 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
3246 cst if the first cst bytes starting at x are known to be non-zero,
3247 even if the string is not zero terminated. Don't try to modify
3248 *si for strnlen. Update strlen_to_stridx only for strlen or if
3249 we can prove strnlen returns the same value as strlen would.
3251 2019-02-26 Martin Liska <mliska@suse.cz>
3253 * alloc-pool.h (struct pool_usage): Remove extra
3255 * bitmap.h (struct bitmap_usage): Likewise.
3256 * ggc-common.c (struct ggc_usage): Likewise.
3257 * mem-stats.h (struct mem_usage): Likewise.
3258 (mem_alloc_description::dump): Print dash lines
3259 here and repeat header at the end of a table report.
3260 It's then more readable.
3261 * tree-phinodes.c (phinodes_print_statistics): Make
3262 horizontal alignment.
3263 * tree-ssanames.c (ssanames_print_statistics): Likewise.
3264 * vec.c (struct vec_usage): Remove extra print_dash_line.
3265 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
3267 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
3269 * doc/extend.texi (__builtin_object_size):
3270 Use @pxref instead of @xref inside parenthesis.
3271 (__builtin_has_attribute): Add missing comma after @xref.
3272 (__builtin_object_size): Ditto.
3273 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
3274 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
3277 2019-02-26 Jeff Law <law@redhat.com>
3279 PR rtl-optimization/87761
3280 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
3281 detect obviously dead insns and delete them.
3283 2019-02-26 Richard Biener <rguenther@suse.de>
3285 PR tree-optimization/89505
3286 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
3287 to handle restrict pointed-to vars with multiple subvars
3290 2019-02-26 Richard Biener <rguenther@suse.de>
3292 PR tree-optimization/89489
3293 * tree-parloops.c (create_loop_fn): Copy over last_clique.
3295 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
3297 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
3298 and move around comment.
3299 <BIT_AND_EXPR>: Likewise.
3300 <BIT_NOT_EXPR>: Add specific handling for boolean types.
3302 2019-02-26 Jakub Jelinek <jakub@redhat.com>
3305 * config/i386/i386.c (remove_partial_avx_dependency): Call
3306 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
3307 after changing possibly many instructions to use that pseudo. Fix up
3308 insertion of v4sf_const0 setter at the start of bb.
3310 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
3313 * doc/extend.texi (Variadic Pointer Args): New section.
3315 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
3316 Martin Sebor <msebor@gmail.com>
3318 * common.opt (Wattribute-alias): Likewise.
3319 * doc/invoke.texi (Option Summary): List general form of
3320 -Wattribute-alias=. List positive form of -Wmissing-attributes.
3321 (-Wmissing-attributes): Invert entry, rewrite and correct default.
3322 Add cross-references.
3323 (-Wattribute-alias): Rewrite and correct default. Mention
3324 considered attributes (same as for -Wmissing-attributes).
3326 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
3328 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
3329 (_mm_cvtpd_ps): Likewise.
3330 (_mm_cvttpd_epi32): Likewise.
3333 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
3334 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
3337 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
3339 2019-02-25 Tamar Christina <tamar.christina@arm.com>
3342 * common/config/aarch64/aarch64-common.c
3343 (struct aarch64_option_extension): Add is_synthetic.
3344 (all_extensions): Use it.
3345 (TARGET_OPTION_INIT_STRUCT): Define hook.
3346 (struct gcc_targetm_common): Moved to end.
3347 (all_extensions_by_on): New.
3348 (opt_ext_cmp, typedef opt_ext): New.
3349 (aarch64_option_init_struct): New.
3350 (aarch64_contains_opt): New.
3351 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
3352 * config/aarch64/aarch64-option-extensions.def
3353 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
3354 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
3355 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
3356 Set is_synthetic to false.
3357 (crypto): Set is_synthetic to true.
3358 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
3361 2019-02-25 Tamar Christina <tamar.christina@arm.com>
3363 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
3364 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
3365 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
3366 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
3367 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
3368 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
3369 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
3370 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
3372 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
3373 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
3374 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
3375 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
3376 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
3377 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
3378 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
3379 vfmlsl_laneq_high_f16): ... To this.
3380 * config/arm/neon.md: Update comments.
3382 2019-02-25 Tamar Christina <tamar.christina@arm.com>
3384 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
3385 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
3386 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
3387 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
3388 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
3389 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
3390 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
3391 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
3393 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
3394 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
3395 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
3396 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
3397 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
3398 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
3399 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
3400 vfmlslq_laneq_high_f16): ... To this.
3402 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
3404 PR rtl-optimization/86096
3405 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
3406 comparing mw_order values.
3408 2019-02-25 Jakub Jelinek <jakub@redhat.com>
3411 * config/arm/arm.md (*subsi3_carryin_const): Use
3412 arm_neg_immediate_operand predicate instead of
3413 arm_not_immediate_operand, "L" constraint instead of "K" and
3414 print it using %n2 instead of %B2.
3415 (*subsi3_carryin_const0): New define_insn.
3416 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
3417 instead of arm_not_operand and "I" constraint instead of "K" and
3418 print it using %n3 instead of %B2. Instead of using match_dup 2 add
3419 another match_operand and in the condition check that it is negation
3421 (*subsi3_carryin_compare_const0): New define_ins.
3422 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
3423 *subsi3_carryin_const.
3424 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
3425 split into *subsi3_carryin_compare_const0 if the highpart is zero.
3428 * config/arm.vfp.md (*negdf2_vfp): Use
3429 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
3430 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
3432 2019-02-24 Jakub Jelinek <jakub@redhat.com>
3434 PR rtl-optimization/89445
3435 * simplify-rtx.c (simplify_ternary_operation): Don't use
3436 simplify_merge_mask on operands that may trap.
3437 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
3438 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
3439 second operand is CONST_VECTOR, check if any element could be zero.
3440 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
3441 their operands can trap.
3443 2019-02-23 Martin Sebor <msebor@redhat.com>
3445 * gimple-ssa-sprintf.c (target_strtol): Rename...
3446 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
3447 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
3448 check for range error.
3450 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
3453 * opts-common.c (prune_options): Also prune joined switches
3454 with Negative and RejectNegative.
3455 * config/i386/i386.opt (march=): Add Negative(march=).
3456 (mtune=): Add Negative(mtune=).
3457 * doc/options.texi: Document Negative used together with Joined
3460 2019-02-22 Martin Sebor <msebor@redhat.com>
3462 * doc/extend.texi (Other Builtins): Add
3463 __builtin_is_constant_evaluated.
3465 2019-02-22 Richard Biener <rguenther@suse.de>
3467 PR tree-optimization/87609
3468 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
3470 2019-02-22 Jeff Law <law@redhat.com>
3472 PR rtl-optimization/87761
3473 * config/mips/mips.md: Add new combiner pattern to recognize
3474 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
3476 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
3479 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
3480 destination register in peepholes generating patterns for ADDS/SUBS.
3481 (add<mode>3_compare0,
3482 *addsi3_compare0_uxtw, add<mode>3_compareC,
3483 add<mode>3_compareV_imm, add<mode>3_compareV,
3484 *adds_<optab><ALLX:mode>_<GPI:mode>,
3485 *subs_<optab><ALLX:mode>_<GPI:mode>,
3486 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
3487 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
3488 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
3489 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
3490 sub<mode>3_compare1): Allow stack pointer for source register.
3491 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
3493 2019-02-22 Martin Sebor <msebor@redhat.com>
3495 PR tree-optimization/88993
3496 PR tree-optimization/88853
3497 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
3499 (sprintf_dom_walker::call_info::is_string_func): New helper.
3500 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
3501 for formatted string functions.
3502 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
3504 2019-02-22 Martin Sebor <msebor@redhat.com>
3507 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
3508 unreachable subexpressions.
3510 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
3511 Hongtao Liu <hongtao.liu@intel.com>
3512 Sunil K Pandey <sunil.k.pandey@intel.com>
3515 * config/i386/i386-passes.def: Add
3516 pass_remove_partial_avx_dependency.
3517 * config/i386/i386-protos.h
3518 (make_pass_remove_partial_avx_dependency): New.
3519 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
3521 (pass_data_remove_partial_avx_dependency): New.
3522 (pass_remove_partial_avx_dependency): Likewise.
3523 (make_pass_remove_partial_avx_dependency): Likewise.
3524 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
3525 (*extendsfdf2): Add avx_partial_xmm_update.
3526 (truncdfsf2): Likewise.
3527 (*float<SWI48:mode><MODEF:mode>2): Likewise.
3528 (SF/DF conversion splitters): Disabled for TARGET_AVX.
3530 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
3533 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
3536 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
3539 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
3540 (PTA_SKYLAKE): Add PTA_AES.
3541 (PTA_GOLDMONT): Likewise.
3543 2019-02-22 Sudakshina Das <sudi.das@arm.com>
3545 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
3546 instruction if enabled.
3547 (aarch64_override_options): Remove reference to return address key.
3549 2019-02-22 Richard Biener <rguenther@suse.de>
3551 PR tree-optimization/89440
3552 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
3553 not necessary assert.
3555 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
3558 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
3559 (oacc_replace_fn_attrib_attr): ... this new function.
3560 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
3561 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
3563 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3565 * config/arm/arm-cpus.in (ares): Rename to...
3566 (neoverse-n1): ... This. Add ares as alias.
3567 * config/arm/arm-tables.opt: Regenerate.
3568 * config/arm/arm-tune.md: Likewise.
3569 * doc/invoke.txt (ARM Options): Document neoverse-n1.
3571 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3573 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
3574 * config/aarch64/aarch64-tune.md: Regenerate.
3575 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
3577 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3579 * config/aarch64/aarch64.c (ares_tunings): Rename to...
3580 (neoversen1_tunings): ... This.
3581 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
3582 (neoverse-n1): New CPU.
3583 * config/aarch64/aarch64-tune.md: Regenerate.
3584 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
3586 2019-02-22 Richard Biener <rguenther@suse.de>
3589 * cfghooks.h (dependence_hash): New typedef.
3590 (struct copy_bb_data): New type.
3591 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
3592 (duplicate_block): Likewise.
3593 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
3594 (copy_bbs): Create and pass down copy_bb_data.
3595 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
3596 (rtl_duplicate_bb): Likewise.
3597 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
3598 remap dependence info.
3600 2019-02-22 Richard Biener <rguenther@suse.de>
3602 PR tree-optimization/87609
3603 * tree-core.h (tree_base): Document special clique values.
3604 * tree-inline.c (remap_dependence_clique): Do not use the
3605 special clique value of one.
3606 (maybe_set_dependence_info): Use clique one.
3607 (clear_dependence_clique): New callback.
3608 (compute_dependence_clique): Clear clique one from all refs
3609 before assigning it (again).
3611 2019-02-21 Martin Sebor <msebor@redhat.com>
3613 * doc/extend.texi (__clear_cache): Correct signature.
3615 2019-02-21 Ian Lance Taylor <iant@golang.org>
3618 * varasm.c (decode_addr_const): Call lookup_constant_def rather
3619 than output_constant_def.
3620 (add_constant_to_table): New static function.
3621 (output_constant_def): Call add_constant_to_table.
3622 (tree_output_constant_def): Likewise.
3624 2019-02-21 Jakub Jelinek <jakub@redhat.com>
3627 * builtins.c (fold_builtin_arith_overflow): If first two args are
3628 INTEGER_CSTs, set intres and ovfres to constants rather than calls
3631 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
3634 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
3635 error for -mindirect-branch/-mfunction-return with incompatible
3638 2019-02-21 Jakub Jelinek <jakub@redhat.com>
3641 * constraints.md (q): Remove.
3642 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
3645 2019-02-21 Martin Jambor <mjambor@suse.cz>
3648 * omp-general.c (omp_extract_for_data): Removed a duplicate call
3649 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
3650 (omp_adjust_for_condition): ...here. Added necessary parameters.
3651 * omp-general.h (omp_adjust_for_condition): Updated declaration.
3652 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
3653 proper values to new parameters of omp_adjust_for_condition.
3655 2019-02-20 Jakub Jelinek <jakub@redhat.com>
3658 * expr.c (expand_assignment): If result is a MEM, use change_address
3659 instead of simplify_gen_subreg.
3661 2019-02-20 Jakub Jelinek <jakub@redhat.com>
3662 David Malcolm <dmalcolm@redhat.com>
3665 * fold-const.c (decode_field_reference): Return NULL_TREE if
3666 lang_hooks.types.type_for_size returns NULL. Check it before
3667 overwriting *exp_. Use return NULL_TREE instead of return 0.
3669 2019-02-20 Jakub Jelinek <jakub@redhat.com>
3673 * toplev.c (do_compile): Double the emin/emax exponents to workaround
3676 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
3679 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
3680 TARGET_SSE in addition to TARGET_SSE_MATH.
3682 (ix86_excess_precision): Ditto.
3683 (ix86_float_exceptions_rounding_supported_p): Ditto.
3684 (use_rsqrt_p): Ditto.
3685 * config/i386/sse.md (rsqrt<mode>2): Ditto.
3687 2019-02-20 David Malcolm <dmalcolm@redhat.com>
3690 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
3691 linenum_arith_t when determining if two adjacent line spans are
3692 close enough to merge.
3693 (diagnostic_show_locus): Use linenum_arith_t when iterating over
3694 lines within each line_span.
3696 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
3699 * lra-constraints.c(uses_hard_regs_p): Fix handling of
3700 paradoxical SUBREGS.
3702 2019-02-20 Li Jia He <helijia@linux.ibm.com>
3705 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
3706 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
3707 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
3710 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
3712 * config/gcn/gcn.c (print_operand): Fix typo.
3714 2019-02-19 Richard Biener <rguenther@suse.de>
3717 * toplev.c (do_compile): Initialize mpfr's exponent range
3718 based on available float modes.
3720 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
3722 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
3723 as long as the epilogue isn't completed.
3725 2019-02-18 Martin Sebor <msebor@redhat.com>
3727 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
3728 __has_cpp_attribute, and __has_include.
3730 2019-02-18 Martin Sebor <msebor@redhat.com>
3732 * doc/invoke.texi (-Wreturn-type): Correct and expand.
3734 2019-02-18 Martin Sebor <msebor@redhat.com>
3737 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
3739 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
3741 2019-02-18 Richard Biener <rguenther@suse.de>
3743 PR tree-optimization/89296
3744 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
3745 of no-warning flag to cases that might emit the bogus warning.
3747 2019-02-18 Jakub Jelinek <jakub@redhat.com>
3750 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
3752 * config/arm/vfp.md (*movdi_vfp): Likewise.
3753 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
3754 "q" constraint for operands[0].
3757 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
3758 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
3759 pattern in a temporary buffer.
3760 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
3761 than 64-operands[2].
3764 * config/s390/s390.c (s390_indirect_branch_attrvalue,
3765 s390_indirect_branch_settings): Define unconditionally.
3766 (s390_set_current_function): Likewise, but guard the whole body except
3767 the s390_indirect_branch_settings call with
3768 #if S390_USE_TARGET_ATTRIBUTE.
3769 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
3771 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
3772 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
3773 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
3774 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
3775 HOST_WIDE_INT_1U instead of 1ULL.
3776 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
3777 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
3778 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
3779 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
3781 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
3784 2019-02-18 Martin Jambor <mjambor@suse.cz>
3786 PR tree-optimization/89209
3787 * tree-sra.c (create_access_replacement): New optional parameter
3788 reg_tree. Use it as a type if non-NULL and access type is not of
3790 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
3791 to create_access_replacement.
3792 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
3793 Check lacc is non-NULL before attempting to re-create it on the RHS.
3795 2019-02-18 Martin Liska <mliska@suse.cz>
3798 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
3800 (symbol_table::free_edge): Recycle m_summary_id.
3801 * cgraph.h (get_summary_id): New.
3802 (symbol_table::release_symbol): Set m_summary_id to -1
3804 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
3805 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
3806 function_summary to fast_function_summary.
3807 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
3808 * ipa-pure-const.c (class funct_state_summary_t):
3809 Switch from function_summary to fast_function_summary.
3810 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
3811 (class ipa_ref_opt_summary_t): Switch from function_summary
3812 to fast_function_summary.
3813 * symbol-summary.h (class function_summary_base): New class
3814 that is created from base of former function_summary.
3815 (function_summary_base::unregister_hooks): New.
3816 (class function_summary): Inherit from function_summary_base.
3817 (class call_summary_base): New class
3818 that is created from base of former call_summary.
3819 (class call_summary): Inherit from call_summary_base.
3820 (struct is_same): New.
3821 (class fast_function_summary): New summary class.
3822 (class fast_call_summary): New summary class.
3823 * vec.h (vec_safe_grow_cleared): New function.
3825 2019-02-18 Martin Liska <mliska@suse.cz>
3827 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
3828 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
3829 * doc/tm.texi: Document new target hook.
3830 * doc/tm.texi.in: Likewise.
3831 * target.def: Add new target macro.
3832 * gcc.c (find_fortran_preinclude_file): Do not search multilib
3835 2019-02-17 Alan Modra <amodra@gmail.com>
3838 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
3839 output reg on add insn.
3840 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
3842 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
3845 * config/i386/sse.md (ssedoublemode): Remove V4HI.
3846 (PMULHRSW): Likewise.
3847 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
3849 (ssse3_pmulhrswv4hi3): New expander.
3851 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
3853 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
3854 MMX. Add isa attribute.
3856 2019-02-16 Jakub Jelinek <jakub@redhat.com>
3858 PR rtl-optimization/66152
3859 * builtins.h (c_readstr): Declare.
3860 * builtins.c (c_readstr): Remove forward declaration. Add
3861 null_terminated_p argument, if false, read all bytes from the
3862 string instead of stopping after '\0'.
3863 * expr.c (string_cst_read_str): New function.
3864 (store_expr): Use string_cst_read_str instead of
3865 builtin_strncpy_read_str. Try to store by pieces the whole
3866 exp_len first, and only if that fails, split it up into
3867 store by pieces followed by clear_storage. Formatting fix.
3869 * config/i386/i386.md (*movqi_internal): Remove static from
3870 buf variable. Use output_asm_insn (buf, operands); return "";
3871 instead of return buf;.
3872 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
3873 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
3874 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
3876 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
3878 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
3879 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
3880 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
3881 (CC1_SPEC): Likewise.
3882 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
3884 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
3886 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
3887 the base address on 64-bit strict-alignment platforms.
3889 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
3891 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
3893 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
3895 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
3897 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
3899 PR rtl-optimization/88308
3900 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
3901 on copied instruction.
3903 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
3905 * final.c (insn_current_reference_address): Replace test on JUMP_P
3906 with test on jump_to_label_p.
3907 * config/visium/visium-passes.def: New file.
3908 * config/visium/t-visium (PASSES_EXTRA): Define.
3909 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
3910 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
3911 (TRAMPOLINE_ALIGNMENT): Define.
3912 * config/visium/visium.c (visium_option_override): Do not register
3913 the machine-specific reorg pass here.
3914 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
3916 (output_branch): Adjust threshold for long branch instruction.
3917 * config/visium/visium.md (cpu): Move around.
3918 (length): Adjust for the GR6.
3920 2019-02-15 Richard Biener <rguenther@suse.de>
3921 Jakub Jelinek <jakub@redhat.com>
3923 PR tree-optimization/89278
3924 * tree-loop-distribution.c: Include tree-eh.h.
3925 (generate_memset_builtin, generate_memcpy_builtin): Call
3926 rewrite_to_non_trapping_overflow on builtin->size before passing it
3927 to force_gimple_operand_gsi.
3929 2019-02-15 Jakub Jelinek <jakub@redhat.com>
3932 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
3934 * opth-gen.awk: Likewise.
3936 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
3938 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
3939 Enable MMX, SSE and SSE2 by default.
3940 * config/i386/i386.c (ix86_option_override_internal): Do not
3941 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
3943 2019-02-14 Jakub Jelinek <jakub@redhat.com>
3945 PR rtl-optimization/89354
3946 * combine.c (make_extraction): Punt if extraction_mode is narrower
3949 2019-02-14 Maya Rashish <coypu@sdf.org>
3951 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
3952 * config/netbsd-d.c: New file.
3953 * config/t-netbsd: Add netbsd-d.o
3955 2018-02-14 Steve Ellcey <sellcey@marvell.com>
3957 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
3958 affects_type_identity to true for aarch64_vector_pcs.
3959 (aarch64_comp_type_attributes): New function.
3960 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
3962 2019-02-14 Tamar Christina <tamar.christina@arm.com>
3965 * config/arm/iterators.md (ANY64): Add V4HF.
3967 2019-02-14 Martin Liska <mliska@suse.cz>
3969 PR rtl-optimization/89242
3970 * dce.c (delete_unmarked_insns): Call free_dominance_info we
3971 process a transformation.
3973 2019-02-14 Jakub Jelinek <jakub@redhat.com>
3975 PR tree-optimization/89314
3976 * fold-const.c (fold_binary_loc): Cast strlen argument to
3977 const char * before dereferencing it. Formatting fixes.
3980 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
3982 2019-02-13 Ian Lance Taylor <iant@golang.org>
3984 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
3985 and set current index for other optimizations.
3987 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
3989 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
3990 nonimmediate_operand as operand 2 predicate.
3991 (vec_set<VF2_512_256:mode>_0): Ditto.
3992 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
3993 (*vec_concatv2si): Remove alternative 2.
3994 (*vec_concatv4si_0): Use vm constraint for alternative 0.
3995 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
3996 (vec_concatv2di): Split alternatives 4,5,6 to ...
3997 (*vec_concatv2di_0) ... new pattern.
3999 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
4002 * config/arm/arm.c (ldm_stm_operation_p) Set
4003 addr_reg_in_reglist correctly for first register.
4004 (load_multiple_sequence): Remove dead base check.
4005 (gen_ldm_seq): Correctly set write_back for Thumb-1.
4007 2019-02-13 Tamar Christina <tamar.christina@arm.com>
4010 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
4011 Expose as @aarch64_pred_mov.
4012 * config/aarch64/aarch64.c (aarch64_classify_address):
4013 Use expand_insn which legitimizes operands.
4015 2019-02-13 Martin Liska <mliska@suse.cz>
4017 * builtins.h (expand_builtin_with_bounds): Remove declaration.
4018 * calls.c (struct arg_data): Remove special_slot, pointer_arg
4019 and pointer_offset fields.
4020 (initialize_argument_information): Remove usage of dead
4022 * cgraph.h (struct cgraph_thunk_info): Remove
4023 add_pointer_bounds_args.
4024 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
4026 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
4028 * config/i386/i386.c (ix86_function_arg_advance): Remove
4030 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
4031 (def_builtin): Remove usage of dead
4033 (ix86_add_new_builtins): Likewise.
4034 * ipa-fnsummary.c (compute_fn_summary): Likewise.
4035 * ipa-icf.c (sem_function::equals_wpa): Likewise.
4036 (sem_function::init): Likewise.
4037 (sem_variable::merge): Likewise.
4038 * ipa-visibility.c (function_and_variable_visibility): Likewise.
4039 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
4040 * lto-cgraph.c (lto_output_node): Likewise.
4041 (lto_output_varpool_node): Likewise.
4042 (input_node): Likewise.
4043 (input_varpool_node): Likewise.
4044 * lto-streamer-out.c (lto_output): Likewise.
4045 * tree-inline.c (expand_call_inline): Remove usage of
4047 * tree-inline.h (struct copy_body_data): Likewise.
4048 * varpool.c (varpool_node::dump): Likewise.
4050 2019-02-13 Jakub Jelinek <jakub@redhat.com>
4053 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
4054 into pt->vars_contains_escaped_heap instead of setting
4055 pt->vars_contains_escaped_heap to it.
4058 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
4059 INTVAL (size), compare it to GET_MODE_MASK instead of
4060 1 << GET_MODE_BITSIZE.
4063 * config/i386/predicates.md (x86_64_immediate_operand): Allow
4064 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
4067 2019-02-13 Martin Liska <mliska@suse.cz>
4070 * cfgrtl.c (remove_barriers_from_footer): New function.
4071 (try_redirect_by_replacing_jump): Use it.
4072 (cfg_layout_redirect_edge_and_branch): Likewise.
4074 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
4076 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
4077 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
4078 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
4079 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
4080 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
4081 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
4083 * config/rs6000/rs6000.c (builtin_function_type)
4084 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
4085 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
4086 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
4087 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
4088 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
4090 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
4092 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
4093 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
4095 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
4098 * config/i386/i386.md (*movoi_internal_avx): Revert revision
4099 268678 and revision 268657.
4100 (*movti_internal): Likewise.
4102 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
4105 * config/s390/s390.c (s390_decompose_address): Update comment.
4106 (s390_check_qrst_address): Reject invalid address forms after
4109 2019-02-12 Martin Liska <mliska@suse.cz>
4112 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
4113 we need default values of funct_state for a function that
4116 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
4118 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
4119 the object to pick the size of stores on strict-alignment platforms.
4121 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
4122 (*movdi_insn_sp32): Likewise.
4123 (*movdi_insn_sp64): Likewise.
4125 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
4128 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
4129 types that needs constructiong.
4130 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
4132 2019-02-12 Richard Biener <rguenther@suse.de>
4134 PR tree-optimization/89253
4135 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
4138 2019-02-11 David Malcolm <dmalcolm@redhat.com>
4141 * input.c (selftest::test_line_offset_overflow): New selftest.
4142 (selftest::input_c_tests): Call it.
4144 2019-02-11 Martin Sebor <msebor@redhat.com>
4146 PR tree-optimization/88771
4147 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
4148 when -Wstringop-overflow is set.
4149 (builtin_memref::builtin_memref): Adjust excessive upper bound
4150 only when lower bound is not excessive.
4151 (maybe_diag_overlap): Detect and diagnose excessive bounds via
4152 -Wstringop-ovefflow.
4153 (maybe_diag_offset_bounds): Rename...
4154 (maybe_diag_access_bounds): ...to this.
4155 (check_bounds_or_overlap): Adjust for name change above.
4157 2019-02-11 Martin Sebor <msebor@redhat.com>
4160 * builtins.c (max_object_size): Move from here...
4161 * builtins.h (max_object_size): ...and here...
4162 * tree.c (max_object_size): ...to here...
4163 * tree.h (max_object_size): ...and here.
4165 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
4167 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
4168 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
4169 for correct semantics.
4171 2019-02-11 Alan Modra <amodra@gmail.com>
4173 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
4174 -mlongcall and -mpltseq.
4175 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
4176 (RS/6000 and PowerPC Options <-mpltseq>): Document.
4177 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
4178 * config/rs6000/sysv4.opt (mpltseq): New option.
4179 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
4180 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
4181 support is lacking. Don't allow -mpltseq with -mbss-plt.
4182 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
4183 -mpltseq given for ELFv1.
4184 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
4185 Only use UNSPEC_PLTSEQ for inline PLT calls.
4186 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
4187 use UNSPEC_PLTSEQ for inline PLT calls.
4188 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
4189 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
4190 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
4191 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
4192 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
4193 (pltseq_mtctr_<mode>): Likewise.
4195 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4197 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
4199 * configure: Regenerate.
4201 2019-02-11 Jakub Jelinek <jakub@redhat.com>
4204 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
4207 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
4209 * function.c (assign_parm_setup_block): Use the stored
4210 size, not the passed size, when allocating stack-space,
4211 also for a parameter with alignment larger than
4212 MAX_SUPPORTED_STACK_ALIGNMENT.
4214 2019-02-11 Martin Liska <mliska@suse.cz>
4217 * ipa-cp.c (build_toporder_info): Remove usage of a param.
4218 * ipa-inline.c (inline_small_functions): Likewise.
4219 * ipa-pure-const.c (propagate_pure_const): Likewise.
4220 (propagate_nothrow): Likewise.
4221 * ipa-reference.c (propagate): Likewise.
4222 * ipa-utils.c (struct searchc_env): Remove unused field.
4223 (searchc): Always search across AVAIL_INTERPOSABLE.
4224 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
4225 the only called IPA pure const can properly not propagate
4226 across interposable boundary.
4227 * ipa-utils.h (ipa_reduced_postorder): Remove param.
4229 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
4231 * config/nds32/nds32.md (call_internal, call_value_internal,
4232 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
4234 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
4236 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
4239 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
4241 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
4244 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
4246 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
4248 2019-02-10 Jakub Jelinek <jakub@redhat.com>
4250 PR tree-optimization/89268
4251 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
4252 if preds is non-NULL.
4254 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
4257 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
4260 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
4262 * config/nds32/nds32.md (trap): New pattern.
4264 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
4266 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
4269 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
4271 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
4274 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
4276 * ipa-visibility.c (localize_node): Also do not localize
4277 LDPR_PREVAILING_DEF_IRONLY_EXP.
4279 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
4282 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
4283 instead of type_with_linkage.
4285 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
4288 * params.def (uninlined-function-insns, uninlined-function-time,
4289 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
4290 bound so we don't get overflows.
4292 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
4294 * config/rs6000/rs6000-string.c (expand_compare_loop,
4295 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
4298 2019-02-09 Jakub Jelinek <jakub@redhat.com>
4301 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4302 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
4303 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
4305 2019-02-09 Alan Modra <amodra@gmail.com>
4308 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
4309 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
4312 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
4315 * lra-constraints.c (process_alt_operands): Don't increase reject
4316 for memory when offset memory is required.
4318 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
4320 * config/s390/vector.md: Implement vector copysign.
4322 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
4324 * expr.c (expand_constructor): Correct indentations.
4326 2019-02-08 Richard Biener <rguenther@suse.de>
4328 PR tree-optimization/89247
4329 * tree-if-conv.c: Include tree-cfgcleanup.h.
4330 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
4331 (tree_if_conversion): Pass through predicate vector.
4332 (pass_if_conversion::execute): Do CFG cleanup and SSA update
4333 inline, see if any if-converted loops we refrece in
4334 LOOP_VECTORIZED calls vanished and fixup.
4335 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
4337 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
4339 * config/s390/constraints.md (jdd): New constraint.
4341 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
4344 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
4345 upper 16 vector registers without TARGET_AVX512VL.
4346 (*movti_internal): Likewise.
4348 2019-02-08 Jakub Jelinek <jakub@redhat.com>
4350 PR rtl-optimization/89234
4351 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
4352 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
4353 (copy_reg_eh_region_note_backward): Likewise.
4355 2019-02-08 Richard Biener <rguenther@suse.de>
4358 * tree-data-ref.c (initialize_matrix_A): Fail if constant
4360 (analyze_subscript_affine_affine): Handle failure from
4361 initialize_matrix_A.
4363 2019-02-08 Jakub Jelinek <jakub@redhat.com>
4365 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
4368 2019-02-07 David Malcolm <dmalcolm@redhat.com>
4370 PR tree-optimization/86637
4371 PR tree-optimization/89235
4372 * tree-vect-loop.c (optimize_mask_stores): Add an
4373 auto_purge_vect_location sentinel to ensure that vect_location is
4376 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
4377 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
4378 to ensure that vect_location is purged on exit.
4379 (pass_slp_vectorize::execute): Likewise, replacing the manual
4381 * tree-vectorizer.h (class auto_purge_vect_location): New class.
4383 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4385 * config/aarch64/iterators.md (max_opp): New code_attr.
4386 (USMAX): New code iterator.
4387 * config/aarch64/predicates.md (aarch64_smin): New predicate.
4388 (aarch64_smax): Likewise.
4389 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
4390 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
4393 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
4396 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
4397 for TARGET_AVX512VL.
4398 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
4400 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
4402 * config/s390/s390-builtin-types.def: Add new types.
4403 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
4404 (s390_vec_xlw4): Make the memory operand into a const pointer.
4405 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
4407 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
4408 a new vector type with the alignment of the scalar memory operand.
4410 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
4411 Jakub Jelinek <jakub@redhat.com>
4414 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
4415 arm_count_ldrdstrd_insns): New declarations.
4416 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
4418 (valid_operands_ldrd_strd): New function.
4419 (arm_count_ldrdstrd_insns): New function.
4420 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
4421 sets instead of single DImode set and define new insns to match this.
4423 2019-02-07 Tamar Christina <tamar.christina@arm.com>
4425 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
4426 Make it a C initializer.
4428 2019-02-07 Tamar Christina <tamar.christina@arm.com>
4431 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
4433 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4435 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
4436 Use neon_dot<q> for type.
4437 (neon_<sup>dot_lane<vsi2qi>): Likewise.
4439 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4441 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
4442 Use neon_dot<q> for type.
4443 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
4444 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
4446 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
4448 PR rtl-optimization/89225
4449 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
4452 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
4454 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
4455 after restoring registers saved to allocate the frame on Windows.
4457 2019-02-06 Richard Biener <rguenther@suse.de>
4459 PR tree-optimization/89182
4460 * graphite.h (cached_scalar_evolution_in_region): Declare.
4461 * graphite.c (struct seir_cache_key): New.
4462 (struct sese_scev_hash): Likewise.
4463 (seir_cache): New global.
4464 (cached_scalar_evolution_in_region): New function.
4465 (graphite_transform_loops): Allocate and release seir_cache.
4466 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
4467 cached_scalar_evolution_in_region.
4468 * graphite-scop-detection.c (scop_detection::can_represent_loop):
4470 (scop_detection::graphite_can_represent_expr: Use
4471 cached_scalar_evolution_in_region.
4472 (scop_detection::stmt_simple_for_scop_p): Likewise.
4473 (find_params_in_bb): Likewise.
4474 (gather_bbs::before_dom_children): Likewise.
4475 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
4476 (add_loop_constraints): Likewise.
4478 2019-02-06 Jakub Jelinek <jakub@redhat.com>
4481 * fold-const-call.c (fold_const_vec_convert): Pass true as last
4482 operand to new_unary_operation only if both element types are integral
4483 and it isn't a widening conversion. Return NULL_TREE if
4484 new_unary_operation failed.
4486 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
4489 * config/s390/s390.md: Remove load and test FP splitter.
4491 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
4494 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
4495 expand_compare_loop, expand_block_compare_gpr,
4496 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
4497 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
4498 #include "profile-count.h" and "predict.h" for types and functions
4499 needed to work with REG_BR_PROB notes.
4501 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
4504 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
4505 for the long branch case.
4507 2019-02-05 Jakub Jelinek <jakub@redhat.com>
4510 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
4511 can throw, non-call exceptions are enabled and we can't delete
4512 dead exceptions or alter cfg. Set must_clean if
4513 delete_insn_and_edges returns true, don't set it blindly for calls.
4514 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
4516 PR rtl-optimization/89195
4517 * combine.c (make_extraction): For MEMs, don't extract bytes outside
4518 of the original MEM.
4520 2019-02-05 Martin Liska <mliska@suse.cz>
4522 PR gcov-profile/89000
4523 * gcov.c (function_summary): Remove argument.
4524 (file_summary): New function.
4525 (print_usage): Replace tabs with spaces.
4526 (generate_results): Use new function file_summary.
4528 2019-02-05 Jakub Jelinek <jakub@redhat.com>
4531 * optabs.c (prepare_cmp_insn): Pass x and y to
4532 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
4534 2019-02-05 Richard Biener <rguenther@suse.de>
4537 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
4538 (struct bitmap_element): Drop chain_prev so we properly recurse on
4539 the prev member, supporting tree views.
4540 (struct bitmap_head): GTY skip the obstack member.
4542 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
4545 * doc/extend.texi (Vector Extensions): Add an example of using vector
4546 types together with x86 intrinsics.
4548 2019-02-04 Alan Modra <amodra@gmail.com>
4550 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
4551 str[] size to 160, and comment.
4553 2019-02-04 Alan Modra <amodra@gmail.com>
4555 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
4556 (rs6000_pltseq_template): Guard output of TLS markers with
4558 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
4559 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
4560 to use inline PLT sequences.
4561 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
4562 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
4563 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
4565 2019-02-04 Martin Liska <mliska@suse.cz>
4568 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
4569 out when ipa_fn_summaries does not contain entry for callee.
4571 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
4573 * config/sparc/sparc.h: Remove superfluous blank lines.
4574 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
4575 (got_register_rtx): ...this.
4576 (sparc_got): Adjust to above renaming.
4577 (sparc_tls_got): Likewise.
4578 (sparc_delegitimize_address): Likewise.
4579 (sparc_output_mi_thunk): Likewise.
4580 (sparc_init_pic_reg): Likewise.
4581 (save_local_or_in_reg_p): Fix test on the GOT register.
4582 (USE_HIDDEN_LINKONCE): Move around.
4583 (get_pc_thunk_name): Likewise.
4584 (gen_load_pcrel_sym): Likewise.
4585 (load_got_register): Likewise.
4587 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
4589 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
4590 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
4592 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
4594 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
4597 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
4599 * config.gcc (with_nds32_lib, glibc):
4600 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
4601 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
4602 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
4604 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
4607 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
4608 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
4609 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
4610 (*rcpsf2_sse): Ditto.
4611 (*rsqrtsf2_sse): Ditto.
4612 (sse4_1_round<mode<2): Ditto.
4614 2019-02-03 Richard Biener <rguenther@suse.de>
4617 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
4620 2019-02-02 Jakub Jelinek <jakub@redhat.com>
4623 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4624 Punt with warning on aggregate return or argument types. Ignore
4625 type/mode checking for uniform arguments.
4627 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
4629 * combine.c (try_combine): Do not print "Can't combine" messages unless
4630 printing failed combination attempts.
4632 2019-02-01 Martin Jambor <mjambor@suse.cz>
4635 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
4636 segment and global segment variables before making them static.
4638 2019-02-01 Martin Jambor <mjambor@suse.cz>
4640 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
4641 missed optimization dump with dump_enabled_p.
4643 2019-02-01 Richard Biener <rguenther@suse.de>
4646 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
4647 the instantiate cache.
4648 (instantiate_scev_binary): Elide second operand procesing
4649 if equal to the first.
4650 * tree-chrec.c (chrec_contains_symbols): Add visited set.
4651 (chrec_contains_undetermined): Likewise.
4652 (tree_contains_chrecs): Likewise.
4654 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
4656 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
4658 2019-02-01 Jakub Jelinek <jakub@redhat.com>
4660 PR tree-optimization/89143
4661 * wide-int-range.h (wide_int_range_absu): Declare.
4662 * wide-int-range.cc (wide_int_range_absu): New function.
4663 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
4665 PR tree-optimization/88107
4666 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
4667 instead of assertion that eh_region_outermost is non-NULL, if it
4668 is NULL, set *ALL to true and return NULL.
4669 (move_sese_region_to_fn): Adjust caller, if all is set, call
4670 duplicate_eh_regions with NULL region.
4672 2019-02-01 Richard Biener <rguenth@suse.de>
4674 PR rtl-optimization/88593
4675 * mode-switching.c (optimize_mode_switching): Free dominators before
4676 calling cleanup_cfg.
4678 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
4680 PR tree-optimization/88932
4681 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
4683 2019-01-31 Jakub Jelinek <jakub@redhat.com>
4686 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
4687 bogus clang warning.
4689 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
4692 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
4693 alternative to avoid partial SSE register stall for TARGET_AVX.
4694 (truncdfsf2): Ditto.
4695 (sse4_1_round<mode>2): Ditto.
4697 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
4699 PR tree-optimization/89008
4700 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
4701 process anything of the form X * 0.
4703 2019-01-31 Richard Biener <rguenther@suse.de>
4705 PR tree-optimization/89135
4706 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
4707 with abnormal preds.
4709 2019-01-31 Jakub Jelinek <jakub@redhat.com>
4712 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
4713 always_inline callees into no_sanitize_address callers.
4715 2019-01-31 Richard Biener <rguenther@suse.de>
4717 PR rtl-optimization/89115
4718 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
4720 2019-01-30 Martin Sebor <msebor@redhat.com>
4723 * doc/extend.texi (cast to a union): Correct and expand.
4725 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
4727 PR rtl-optimization/87246
4728 * lra-constraints.c (simplify_operand_subreg): Reload memory
4729 in subreg if the address became invalid.
4731 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
4734 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
4735 Disable for little-endian.
4737 2019-01-30 Richard Biener <rguenther@suse.de>
4739 PR rtl-optimization/89115
4740 * opts.c (default_options_optimization): Reduce
4741 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
4742 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
4745 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
4747 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
4748 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
4749 type of vector element when vec_extract is implemented by direct
4752 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
4754 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
4756 2019-01-30 Richard Biener <rguenther@suse.de>
4758 PR tree-optimization/89111
4759 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
4760 canonicalization to appropriately sized access types.
4762 2019-01-30 Jakub Jelinek <jakub@redhat.com>
4765 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
4766 for arguments to functions that are TU-local and shouldn't be
4767 referenced by assembly.
4769 2019-01-30 Ulrich Drepper <drepper@redhat.com>
4771 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
4774 2019-01-29 Martin Sebor <msebor@redhat.com>
4777 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
4779 2019-01-29 Jakub Jelinek <jakub@redhat.com>
4783 * omp-simd-clone.c (simd_clone_clauses_extract)
4784 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
4785 OMP_CLAUSE_ALIGNED_ALIGNMENT.
4787 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
4789 * config.gcc: Force .init_array for ARC.
4791 2019-01-29 Richard Biener <rguenther@suse.de>
4794 * dwarf2out.c (collect_skeleton_dies): New helper.
4795 (copy_decls_for_unworthy_types): Call it.
4796 (build_abbrev_table): Assert we do not try to replace
4797 DW_AT_signature refs with local refs.
4799 2019-01-28 Jakub Jelinek <jakub@redhat.com>
4802 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
4803 for lastprivate/linear IV, push gimplify context around gimplify_assign
4804 and, if it needed any temporaries, pop it into a gimple bind around the
4807 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
4809 * common.opt (-Wattribute-alias): Remove "no-" from name.
4810 Make -Wattribute-alias command line option and
4811 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
4813 2019-01-28 Jakub Jelinek <jakub@redhat.com>
4816 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
4817 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
4819 (bmi2): Add missing @opindex.
4820 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
4821 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
4822 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
4823 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
4824 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
4825 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
4826 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
4827 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
4828 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
4829 xsavec, xsaveopt and xsaves options.
4831 2019-01-28 Richard Biener <rguenther@suse.de>
4834 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
4837 2019-01-28 Richard Biener <rguenther@suse.de>
4839 PR tree-optimization/88739
4840 * tree-cfg.c (verify_types_in_gimple_reference): Verify
4841 BIT_FIELD_REFs only are applied to mode-precision operands
4842 when they are integral.
4843 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
4844 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
4845 BIT_FIELD_REFs of non-mode-precision integral operands.
4847 2019-01-27 Jakub Jelinek <jakub@redhat.com>
4850 * config/i386/sse.md
4851 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
4852 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
4853 first constants in pairs are multiples of 2. Formatting fixes.
4854 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
4855 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
4856 first constants in each quadruple are multiples of 4. Formatting fixes.
4858 2019-01-26 Martin Jambor <mjambor@suse.cz>
4861 * tree-inline.c: Include tree-cfgcleanup.h.
4862 (delete_unreachable_blocks_update_callgraph): Move...
4863 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
4864 ...here, make externally visible, make second argument bool, adjust
4866 * tree-cfgcleanup.c: Include cgraph.h.
4867 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
4869 * ipa-prop.c: Include tree-cfgcleanup.h.
4870 (ipcp_transform_function): Call
4871 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
4873 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
4875 PR rtl-optimization/88846
4876 * ira.c (process_set_for_memref_referenced_p): New.
4877 (memref_referenced_p): Add new param. Use
4878 process_set_for_memref_referenced_p. Add new switch cases.
4879 (memref_used_between_p): Pass new arg to memref_referenced_p.
4881 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
4884 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
4885 argument ABI_BREAK. Set to true if the calculated alignment has
4886 changed in gcc-9. Check bit-fields for their base type alignment.
4887 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
4888 (aarch64_function_arg_boundary): Likewise.
4889 (aarch64_gimplify_va_arg_expr): Likewise.
4891 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
4894 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
4895 instead of accessing TREE_INT_CST_ELT directly.
4897 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
4899 * doc/sourcebuild.texi (Environment attributes): Add fenv and
4900 fenv_exceptions description.
4902 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
4904 PR rtl-optimization/87763
4905 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
4906 Allow SUBREG when matching CC_NZmode compare.
4908 2019-01-25 Richard Biener <rguenther@suse.de>
4910 PR tree-optimization/89049
4911 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
4912 Look at the pattern stmt to determine if the stmt is vectorized.
4914 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
4916 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
4917 (pred_mov<mode>): Handle all-register forms using both a new
4918 alternative and a split.
4920 2019-01-25 Richard Biener <rguenther@suse.de>
4922 PR tree-optimization/86865
4923 * graphite-scop-detection.c (scop_detection::can_represent_loop):
4924 Reject non-do-while loops.
4926 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
4928 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
4929 * config/rs6000/constraints.md (Q constraint): Use REG_P.
4930 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
4931 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
4932 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
4933 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4934 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
4935 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
4936 vlogical_operand, gpc_reg_operand, int_reg_operand,
4937 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
4938 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
4939 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
4940 (save_world_operation, restore_world_operation, lmw_operation,
4941 stmw_operation): Use MEM_P and REG_P.
4942 (tie_operand): Use MEM_P.
4943 (vrsave_operation, crsave_operation): Use REG_P.
4944 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
4945 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
4946 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
4947 (call_operand): Use HARD_REGISTER_P.
4948 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
4950 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
4951 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
4952 quad_aligned_load_p, replace_swapped_aligned_store,
4953 recombine_lvx_pattern, replace_swapped_aligned_load,
4954 recombine_stvx_pattern): Use MEM_P.
4955 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
4956 Use MEM_P and SYMBOL_REF_P.
4957 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
4958 (insn_is_swappable_p): Use REG_P and MEM_P.
4959 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
4960 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
4962 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
4964 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
4966 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
4967 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
4968 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
4969 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
4971 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
4972 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
4973 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
4974 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
4975 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
4976 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
4977 rs6000_split_logical_di): Use CONST_INT_P.
4978 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
4979 REG_P and SYMBOL_REF_P.
4980 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
4981 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
4982 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
4983 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
4984 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
4985 (small_data_operand, print_operand_address): Use CONST_INT_P and
4987 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
4988 (rs6000_init_hard_regno_mode_ok, direct_move_p):
4989 Use HARD_REGISTER_NUM_P.
4990 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
4991 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
4992 SUBREG_P and SYMBOL_REF_P.
4993 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
4994 and HARD_REGISTER_NUM_P.
4995 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
4997 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
4998 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
5000 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
5001 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
5002 find_addr_reg): Use REG_P.
5003 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
5004 (rs6000_emit_le_vsx_move): Use SUBREG_P.
5005 (offsettable_ok_by_alignment, constant_pool_expr_p,
5006 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
5007 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
5008 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
5009 rs6000_assemble_integer, create_TOC_reference,
5010 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
5011 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
5012 (rs6000_split_vec_extract_var): Use reg_or_subregno.
5013 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
5014 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
5015 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5016 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
5017 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
5018 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
5019 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
5020 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
5021 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
5022 and cbranch<mode>4): Use CONST_INT_P.
5023 (multiple define_splits): Use REG_P and SUBREG_P.
5024 (define_expands call, call_value): Use MEM_P.
5025 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
5026 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
5027 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
5028 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
5029 and HARD_REGISTER_NUM_P.
5030 (multiple define_splits): Use HARD_REGISTER_NUM_P.
5032 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
5034 PR rtl-optimization/88948
5035 * rtl.h (prepare_copy_insn): New prototype.
5036 * gcse.c (prepare_copy_insn): New function, split out from
5037 process_insert_insn.
5038 (process_insert_insn): Use prepare_copy_insn.
5039 * store-motion.c (replace_store_insn): Use prepare_copy_insn
5040 instead of gen_move_insn.
5042 2019-01-24 Jakub Jelinek <jakub@redhat.com>
5045 * config/i386/i386.c (ix86_pic_register_p): Return true for
5048 PR tree-optimization/88964
5049 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
5050 punt if HONOR_SNANS (chrec).
5053 * tree-nested.c (convert_nonlocal_reference_stmt,
5054 convert_local_reference_stmt, convert_tramp_reference_stmt,
5055 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
5056 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
5059 PR tree-optimization/89027
5060 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
5061 for "omp simd array" variables.
5063 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
5066 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
5067 force the alignment of m_val.
5069 2019-01-24 Richard Biener <rguenther@suse.de>
5072 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
5073 When in "legacy" debug mode make sure to reset self-origins.
5075 2019-01-24 Martin Liska <mliska@suse.cz>
5077 PR gcov-profile/88994
5078 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
5079 result will be always smaller or equal to the original.
5080 * gcov.c (mangle_name): Fix else branch where we should
5081 also copy to PTR and shift the pointer.
5083 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
5085 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
5086 * vr-values.c (find_case_label_ranges): Fix a comment typo.
5088 2019-01-23 Bin Cheng <bin.cheng@arm.com>
5089 Steve Ellcey <sellcey@marvell.com>
5092 * recog.c (address_operand): Return false on wrong mode for address.
5093 (constrain_operands): Check for mode with 'p' constraint.
5095 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
5098 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
5099 Disparage MMX alternative.
5100 (sse2_cvtpd2pi): Ditto.
5101 (sse2_cvttpd2pi): Ditto.
5103 2019-01-23 David Malcolm <dmalcolm@redhat.com>
5106 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
5107 use-after-free of the result of
5108 aarch64_get_extension_string_for_isa_flags.
5110 2019-01-23 Jakub Jelinek <jakub@redhat.com>
5113 * doc/extend.texi: Document break and continue behavior in
5114 statement expressions.
5116 2019-01-23 Richard Biener <rguenther@suse.de>
5118 PR tree-optimization/89008
5119 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
5120 not leave another stray operand.
5122 2019-01-23 Jakub Jelinek <jakub@redhat.com>
5124 * BASE-VER: Bump to 9.0.1.
5126 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
5128 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
5129 thunk that returns by reference, use the type of the return object
5130 of the thunk instead of that of the alias to build the dereference.
5132 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
5134 * config/arc/atomic.md: Add operand to DMB instruction.
5136 2019-01-23 Jakub Jelinek <jakub@redhat.com>
5138 PR tree-optimization/88964
5139 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
5140 build_zero_cst instead of build_int_cst. Return false for loop
5141 invariants which honor signed zeros.
5143 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
5145 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
5147 2019-01-22 Jakub Jelinek <jakub@redhat.com>
5150 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
5151 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
5152 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
5155 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
5156 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
5159 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
5160 Disable for little endian.
5162 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
5165 * config/arm/arm.c (arm_needs_double_word_align): Check
5166 DECL_BIT_FIELD_TYPE.
5168 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
5169 H.J. Lu <hongjiu.lu@intel.com>
5172 * config/i386/i386-builtin.def: Add mask2 to all builtin
5173 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
5175 * config/i386/i386.c (BDESC): Add mask2 to the definition.
5176 (BDESC_FIRST): Likewise.
5177 (define_builtin): Add an argument for mask2. Updated to handle
5178 both ix86_isa_flags and ix86_isa_flags2.
5179 (define_builtin_const): Likewise.
5180 (define_builtin_pure): Likewise.
5181 (define_builtin2): Deleted.
5182 (define_builtin_const2): Likewise.
5183 (builtin_description): Add a member, mask2.
5184 (bdesc_*): Add mask2 to builtin initializations.
5185 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
5186 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
5188 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
5190 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
5193 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
5196 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
5199 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
5200 alignment is dominated by a bitfield with 64-bit aligned base type.
5201 (arm_function_arg): Emit a warning if the alignment has changed since
5202 earlier GCC releases.
5203 (arm_function_arg_boundary): Likewise.
5204 (arm_setup_incoming_varargs): Likewise.
5206 2019-01-22 Richard Biener <rguenther@suse.de>
5208 PR tree-optimization/88862
5209 * graphite-scop-detection.c
5210 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
5212 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
5214 * doc/extend.tex (AMD GCN Function Attributes): New section.
5215 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
5216 * doc/invoke.texi (AMD GCN Options): New section.
5217 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
5219 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
5221 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
5222 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
5224 2019-01-22 Jakub Jelinek <jakub@redhat.com>
5226 PR tree-optimization/88044
5227 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
5228 is false in the first iteration, but !every_iteration, return false
5229 instead of true with niter->niter zero.
5231 PR rtl-optimization/88904
5232 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
5233 any nonequal registers before processing BB_END (b).
5236 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
5238 (expand_binop_directly, expand_doubleword_clz,
5239 expand_doubleword_popcount, expand_ctz, expand_ffs,
5240 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
5242 PR rtl-optimization/49429
5244 PR rtl-optimization/86334
5246 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
5247 addressable from here...
5248 (emit_block_op_via_libcall): ... to here.
5250 2019-01-22 Richard Biener <rguenther@suse.de>
5252 * tree-vect-loop.c (vect_analyze_loop_operations): Use
5253 auto_vec for cost vector to fix memleak.
5254 (vectorize_fold_left_reduction): Properly gather SLP defs.
5255 (vectorizable_comparison): Do not swap operands to properly
5258 2019-01-22 Alan Modra <amodra@gmail.com>
5261 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
5262 stays a reg. Allow a const_int.
5263 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
5264 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
5265 (IS_NOMARK_TLSGETADDR): Define.
5266 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
5267 (rs6000_output_tlsargs): New function.
5268 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
5269 __tls_get_addr call takes an arg.
5270 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
5271 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
5273 (call_value_nonlocal_sysv): ..or here, delete split.
5274 (tls_gdld_nomark): Delete.
5275 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
5276 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
5277 (call_value_nonlocal_sysv): Likewise.
5278 (call_value_nonlocal_sysv_secure): Likewise.
5279 (call_value_nonlocal_aix): Likewise.
5280 (call_value_indirect_aix): Likewise.
5281 (call_value_indirect_elfv2): Likewise.
5282 (call_value_local32, call_value_local64): Disable for no-mark tls.
5283 (call_value_local_aix): Likewise.
5285 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
5288 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
5289 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
5291 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
5293 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
5294 string contents as hash_map keys.
5296 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
5299 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
5300 for rvalue context. Handle rvalues correctly. Use min_align_of_type
5301 instead of TYPE_ALIGN.
5302 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
5303 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
5304 pointer from TYPE_STUB_DECL.
5306 2019-01-21 Richard Biener <rguenther@suse.de>
5308 PR tree-optimization/88934
5309 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
5310 at the possibly non-constant operand.
5311 (vect_get_constant_vectors): Adjust.
5313 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
5316 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
5317 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
5318 instead of _X86INTRIN_H_INCLUDED.
5319 * onfig/i386/clwbintrin.h: Likewise.
5320 * config/i386/pkuintrin.h: Likewise.
5321 * config/i386/prfchwintrin.h: Likewise.
5322 * config/i386/rdseedintrin.h: Likewise.
5323 * config/i386/wbnoinvdintrin.h: Likewise.
5324 * config/i386/xsavecintrin.h: Likewise.
5325 * config/i386/xsavesintrin.h: Likewise.
5326 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
5327 * config/i386/xsaveintrin.h: Likewise.
5328 * config/i386/xsaveoptintrin.h: Likewise.
5329 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
5330 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
5331 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
5332 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
5333 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
5334 * config/i386/immintrin.h: Here.
5336 2019-01-20 Martin Jambor <mjambor@suse.cz>
5339 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
5340 with aa_walk_budget.
5341 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
5342 aa_walk_budget_p parameter.
5343 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
5344 walk. Updated all callers.
5345 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
5346 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
5348 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
5349 parameter info. Extract info from fbi. Pass fbi to recursive calls
5350 and to unmodified_parm.
5351 (phi_result_unknown_predicate): New parameter fbi, removed parameter
5352 info, updated call to will_be_nonconstant_expr_predicate.
5353 (param_change_prob): New parameter fbi, limit AA walking.
5354 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
5355 calls to various above functions.
5356 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
5357 parameter. Use it to limit AA walking.
5358 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
5360 (detect_type_change): New parameter fbi, pass it on to
5361 detect_type_change_from_memory_writes.
5362 (detect_type_change_ssa): Likewise.
5363 (aa_overwalked): Removed.
5364 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
5365 accordingly, adjust to the neew AA limiting scheme.
5366 (parm_ref_data_preserved_p): Likewise.
5367 (ipa_compute_jump_functions_for_edge): Adjust call to
5369 (ipa_analyze_call_uses): Likewise.
5370 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
5371 (ipa_analyze_node): Initialize aa_walk_budget.
5372 (ipcp_transform_function): Likewise.
5373 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
5374 to get_dynamic_type.
5376 2019-01-19 Jakub Jelinek <jakub@redhat.com>
5378 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
5379 outside of #if CHECKING_P code.
5381 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
5383 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
5384 New function, split out from...
5385 (loop_versioning::analyze_stride): ...here.
5386 (loop_versioning::find_per_loop_multiplication): Use gassign.
5387 (loop_versioning::analyze_term_using_scevs): Return a success code.
5388 (loop_versioning::analyze_arbitrary_term): New function.
5389 (loop_versioning::analyze_address_fragment): Use
5390 analyze_arbitrary_term if all else fails.
5392 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
5395 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
5398 2019-01-18 Richard Biener <rguenther@suse.de>
5400 PR tree-optimization/88903
5401 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
5402 scalar stmts a SLP shift amount is composed of when detecting
5405 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
5408 * config/arm/arm-cpus.in (mp): New feature.
5410 (fgroup ARMv7ve): Add mp and sec features.
5411 (arch armv7-a): Add options to allow mp and sec extensions.
5412 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
5413 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
5414 extenstions to the base architecture.
5415 (cpu cortex-a8): Add sec extension to the base architecture.
5416 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
5417 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
5418 variants down to the base v7-a varaint.
5419 * config/arm/t-multilib (v7_a_arch_variants): New variable.
5420 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
5421 of permitted extensions for -march=armv7-a and for
5422 -mcpu=generic-armv7-a.
5424 2019-01-18 Martin Liska <mliska@suse.cz>
5426 * params.def: Fix comment.
5427 * tree-profile.c (gimple_init_gcov_profiler): Bump function
5429 (gimple_gen_ic_func_profiler): Likewise.
5431 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5433 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
5434 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
5435 and put in error checks for stack protector guard options.
5436 (aarch64_stack_protect_guard): New.
5437 (TARGET_STACK_PROTECT_GUARD): Define.
5438 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
5439 (reg_stack_protect_address<mode>): New.
5440 (stack_protect_set): Adjust for SSP_GLOBAL.
5441 (stack_protect_test): Likewise.
5442 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
5443 (-mstack-protector-guard): Likewise.
5444 (-mstack-protector-guard-offset): Likewise.
5446 2019-01-18 Jakub Jelinek <jakub@redhat.com>
5448 PR tree-optimization/86214
5449 * tree-inline.h (struct copy_body_data): Add
5450 add_clobbers_to_eh_landing_pads member.
5451 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
5452 (copy_edges_for_bb): Call it if EH edge destination is <
5453 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
5454 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
5455 if flag_stack_reuse != SR_NONE and clear it afterwards.
5457 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
5460 * doc/install.texi (with-multilib-list): Document for aarch64.
5462 2019-01-18 Jakub Jelinek <jakub@redhat.com>
5465 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
5466 (("..."))) with ("...").
5468 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5470 * doc/extend.texi (Built-in Functions for Memory Model Aware
5471 Atomic Operations): Document atomic fetch and nand.
5473 2019-01-18 Martin Liska <mliska@suse.cz>
5474 Richard Biener <rguenther@suse.de>
5477 * cgraph.h (create_version_clone_with_body): Add new argument
5479 * cgraphclones.c (cgraph_node::create_version_clone): Add
5480 DECL_ATTRIBUTES to a newly created decl. And call
5481 valid_attribute_p so that proper cl_target_optimization_node
5482 is set for the newly created declaration.
5483 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
5485 (expand_target_clones): Do not call valid_attribute_p, it must
5487 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
5490 2019-01-17 Jakub Jelinek <jakub@redhat.com>
5493 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
5494 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
5495 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
5497 2019-01-17 Martin Sebor <msebor@redhat.com>
5500 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
5501 Handle anti-ranges the same as no range at all.
5503 2018-01-17 Steve Ellcey <sellcey@cavium.com>
5505 * config/aarch64/aarch64.c (cgraph.h): New include.
5506 (intl.h): New include.
5507 (supported_simd_type): New function.
5508 (currently_supported_simd_type): Ditto.
5509 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
5510 (aarch64_simd_clone_adjust): Ditto.
5511 (aarch64_simd_clone_usable): Ditto.
5512 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
5513 (TARGET_SIMD_CLONE_ADJUST): Ditto.
5514 (TARGET_SIMD_CLONE_USABLE): Ditto.
5515 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
5516 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
5519 2019-01-17 Martin Sebor <msebor@redhat.com>
5521 PR tree-optimization/88800
5522 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
5523 NO_WARNING bit here. Avoid folding out-of-bounds calls.
5524 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
5525 redundant argument. Add new argument and issue diagnostics under
5526 its control. Detect out-of-bounds access even with warnings
5528 (check_bounds_or_overlap): Change return type. Add argument.
5529 (wrestrict_dom_walker::check_call): Adjust.
5530 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
5531 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
5532 check_bounds_or_overlap's return value.
5533 (handle_builtin_stxncpy): Same.
5534 (handle_builtin_strcat): Same.
5536 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
5537 Kwok Cheung Yeung <kcy@codesourcery.com>
5538 Julian Brown <julian@codesourcery.com>
5539 Tom de Vries <tom@codesourcery.com>
5541 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
5543 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
5545 * doc/sourcebuild.texi: Document dg-require-effective-target
5546 llvm_binutils and offload_gcn.
5548 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
5549 Kwok Cheung Yeung <kcy@codesourcery.com>
5550 Julian Brown <julian@codesourcery.com>
5551 Tom de Vries <tom@codesourcery.com>
5553 * doc/sourcebuild.texi: Document dg-required-effective-target
5556 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
5557 Kwok Cheung Yeung <kcy@codesourcery.com>
5558 Julian Brown <julian@codesourcery.com>
5559 Tom de Vries <tom@codesourcery.com>
5560 Jan Hubicka <hubicka@ucw.cz>
5561 Martin Jambor <mjambor@suse.cz>
5563 * config.gcc: Add amdgcn*-*-amdhsa configuration.
5564 * configure.ac: Check for dlopen.
5565 * configure: Regenerate.
5567 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
5568 Kwok Cheung Yeung <kcy@codesourcery.com>
5569 Julian Brown <julian@codesourcery.com>
5570 Tom de Vries <tom@codesourcery.com>
5571 Jan Hubicka <hubicka@ucw.cz>
5572 Martin Jambor <mjambor@suse.cz>
5574 * common/config/gcn/gcn-common.c: New file.
5575 * config/gcn/driver-gcn.c: New file.
5576 * config/gcn/gcn-builtins.def: New file.
5577 * config/gcn/gcn-hsa.h: New file.
5578 * config/gcn/gcn-modes.def: New file.
5579 * config/gcn/gcn-opts.h: New file.
5580 * config/gcn/gcn-passes.def: New file.
5581 * config/gcn/gcn-protos.h: New file.
5582 * config/gcn/gcn-run.c: New file.
5583 * config/gcn/gcn-tree.c: New file.
5584 * config/gcn/gcn.c: New file.
5585 * config/gcn/gcn.h: New file.
5586 * config/gcn/gcn.opt: New file.
5587 * config/gcn/t-gcn-hsa: New file.
5589 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
5590 Kwok Cheung Yeung <kcy@codesourcery.com>
5591 Julian Brown <julian@codesourcery.com>
5592 Tom de Vries <tom@codesourcery.com>
5593 Jan Hubicka <hubicka@ucw.cz>
5594 Martin Jambor <mjambor@suse.cz>
5596 * config/gcn/constraints.md: New file.
5597 * config/gcn/gcn-valu.md: New file.
5598 * config/gcn/gcn.md: New file.
5599 * config/gcn/predicates.md: New file.
5601 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
5603 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
5604 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
5605 (stmt_uses_0_or_null_in_undefined_way): Likewise.
5606 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
5608 2019-01-17 Tamar Christina <tamar.christina@arm.com>
5611 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
5612 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
5613 it and document registers.
5615 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5617 * config/aarch64/aarch64.c (ares_tunings): Define.
5618 * config/aarch64/aarch64-cores.def (ares): Use the above.
5620 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
5624 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
5626 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
5627 (_mm512_fixupimm_round_pd): Update parameters and builtin.
5628 (_mm512_maskz_fixupimm_round_pd): Ditto.
5629 (_mm512_fixupimm_round_ps): Ditto.
5630 (_mm512_maskz_fixupimm_round_ps): Ditto.
5631 (_mm_fixupimm_round_sd): Ditto.
5632 (_mm_maskz_fixupimm_round_sd): Ditto.
5633 (_mm_fixupimm_round_ss): Ditto.
5634 (_mm_maskz_fixupimm_round_ss): Ditto.
5635 (_mm512_fixupimm_pd): Ditto.
5636 (_mm512_maskz_fixupimm_pd): Ditto.
5637 (_mm512_fixupimm_ps): Ditto.
5638 (_mm512_maskz_fixupimm_ps): Ditto.
5639 (_mm_fixupimm_sd): Ditto.
5640 (_mm_maskz_fixupimm_sd): Ditto.
5641 (_mm_fixupimm_ss): Ditto.
5642 (_mm_maskz_fixupimm_ss): Ditto.
5643 (_mm512_mask_fixupimm_round_pd): Update builtin.
5644 (_mm512_mask_fixupimm_round_ps): Ditto.
5645 (_mm_mask_fixupimm_round_sd): Ditto.
5646 (_mm_mask_fixupimm_round_ss): Ditto.
5647 (_mm512_mask_fixupimm_pd): Ditto.
5648 (_mm512_mask_fixupimm_ps): Ditto.
5649 (_mm_mask_fixupimm_sd): Ditto.
5650 (_mm_mask_fixupimm_ss): Ditto.
5651 * config/i386/avx512vlintrin.h:
5652 (_mm256_fixupimm_pd): Update parameters and builtin.
5653 (_mm256_maskz_fixupimm_pd): Ditto.
5654 (_mm256_fixupimm_ps): Ditto.
5655 (_mm256_maskz_fixupimm_ps): Ditto.
5656 (_mm_fixupimm_pd): Ditto.
5657 (_mm_maskz_fixupimm_pd): Ditto.
5658 (_mm_fixupimm_ps): Ditto.
5659 (_mm_maskz_fixupimm_ps): Ditto.
5660 (_mm256_mask_fixupimm_pd): Update builtin.
5661 (_mm256_mask_fixupimm_ps): Ditto.
5662 (_mm_mask_fixupimm_pd): Ditto.
5663 (_mm_mask_fixupimm_ps): Ditto.
5664 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
5665 * config/i386/i386-builtin.def: Update builtin definitions.
5666 * config/i386/i386.c: Handle new builtin types and remove useless ones.
5667 * config/i386/sse.md: Update VFIXUPIMM* patterns.
5668 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
5669 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
5670 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
5671 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
5672 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
5673 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
5674 * config/i386/subst.md:
5675 (round_saeonly_sd_mask_operand4): Add new subst_attr.
5676 (round_saeonly_sd_mask_op4): Ditto.
5677 (round_saeonly_expand_operand5): Ditto.
5678 (round_saeonly_expand): Update.
5680 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
5684 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
5686 * config/i386/sse.md: Combine VFIXUPIMM* patterns
5687 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
5688 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
5689 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
5690 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
5691 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
5692 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
5694 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
5698 2018-12-15 Jakub Jelinek <jakub@redhat.com>
5701 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
5702 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
5703 instead of UNSPEC_FIXUPIMM.
5705 2019-01-17 Richard Biener <rguenther@suse.de>
5708 * dwarf2out.c (want_pubnames): Never generate pubnames sections
5709 and friends for the LTO part of debug info.
5711 2019-01-17 Jakub Jelinek <jakub@redhat.com>
5713 PR tree-optimization/86214
5714 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
5717 PR rtl-optimization/88870
5718 * dce.c (deletable_insn_p): Never delete const/pure calls that can
5719 throw if we can't alter the cfg or delete dead exceptions.
5720 (mark_insn): Don't call find_call_stack_args for such calls.
5722 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
5724 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
5725 prototypes for vec_st.
5726 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
5727 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
5728 mainly on signed/unsigned long long and double.
5730 2019-01-16 David Malcolm <dmalcolm@redhat.com>
5733 * combine.c (delete_noop_moves): Convert to "bool" return,
5734 returning true if any edges are eliminated.
5735 (combine_instructions): Also return true if delete_noop_moves
5738 2019-01-16 Tamar Christina <tamar.christina@arm.com>
5740 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
5741 correct max nunits for endian swap.
5742 (aarch64_expand_fcmla_builtin): Correct subreg code.
5743 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
5744 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
5747 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
5749 * config/alpha/alpha.c (alpha_gimplify_va_arg):
5750 Handle split indirect COMPLEX_TYPE arguments.
5752 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
5755 * config/aarch64/aarch64-modes.def: Add comment about how the carry
5756 bit is set by add and compare.
5757 (CC_ADC): New CC_MODE.
5758 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
5759 to cache the code and mode of X. Adjust the shape of a CC_Cmode
5760 comparison. Add detection for CC_ADCmode.
5761 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
5763 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
5764 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
5765 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
5766 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
5767 to eliminate the need for zero-extending the operands.
5768 (add<mode>3_compareC_imm): Delete. Merge into ...
5769 (add<mode>3_compareC): ... this. Restructure the comparison to
5770 eliminate the need for zero-extending the operands.
5771 (add<mode>3_carryin): Use LTU for the overflow detection.
5772 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
5773 Reexpress comparison for overflow.
5774 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
5775 (add<mode>3_carryinC): Likewise.
5776 (add<mode>3_carryinV): Use LTU for carry between partials.
5777 * config/aarch64/predicates.md (aarch64_carry_operation): Update
5778 handling of CC_Cmode and add CC_ADCmode.
5779 (aarch64_borrow_operation): Likewise.
5781 2019-01-16 Tamar Christina <tamar.christina@arm.com>
5783 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
5784 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
5785 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
5786 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
5788 2019-01-16 Martin Liska <mliska@suse.cz>
5790 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
5792 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
5794 * gcc.c (add_sysrooted_hdrs_prefix): New function.
5795 (path_prefix_reset): Move up in the source file.
5796 (find_fortran_preinclude_file): Make complex search for the
5797 fortran header files.
5799 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
5801 * godump.c (go_output_typedef): When outputting a typedef, refer
5802 to the underlying type by its name and not its structure.
5804 2019-01-15 David Malcolm <dmalcolm@redhat.com>
5807 * tree.c (build_function_type): Assert that arg_types is not
5810 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
5813 * doc/extend.texi: Document that listing the stack pointer in the
5814 clobber list of an asm is a deprecated feature.
5815 * common.opt (Wdeprecated): Moved from c-family/c.opt.
5816 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
5817 warning instead of an error for clobbers of the stack pointer.
5818 Add a note explaining why.
5820 2019-01-15 Richard Biener <rguenther@suse.de>
5823 * dwarf2out.c (gen_member_die): Do not generate inheritance
5826 2019-01-15 Richard Biener <rguenther@suse.de>
5828 PR tree-optimization/88855
5829 * tree-if-conv.c (combine_blocks): Collect
5830 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
5832 2019-01-15 Tom de Vries <tdevries@suse.de>
5835 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
5836 lhs == NULL_TREE for gang-level reduction.
5838 2019-01-15 Richard Biener <rguenther@suse.de>
5839 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5842 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
5843 return true if SSA_NAME is already marked in visited bitmap.
5844 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
5846 2019-01-15 Jakub Jelinek <jakub@redhat.com>
5848 PR tree-optimization/88775
5849 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
5850 equal == 0 equality pointer comparisons some more if compared in
5851 integral types and either one points to an automatic var and the
5852 other to a global, or we can prove at least one points to the middle
5853 or both point to start or both point to end.
5855 2019-01-14 Andi Kleen <ak@linux.intel.com>
5857 * Makefile.in: Lower autofdo sampling rate by 10x.
5858 * Makefile.tpl: Dito.
5860 2019-01-14 Tom Honermann <tom@honermann.net>
5862 * defaults.h: Define CHAR8_TYPE.
5864 2019-01-14 Martin Sebor <msebor@redhat.com>
5867 * doc/extend.texi (Darwin Format Checks): Clarify.
5869 2019-01-14 Richard Biener <rguenther@suse.de>
5871 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
5872 whether we are in (simplify ...) or (match ...) context.
5874 2019-01-14 Jakub Jelinek <jakub@redhat.com>
5876 PR rtl-optimization/88796
5877 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
5878 * cfgexpand.c (stack_protect_prologue): Initialize
5879 crtl->stack_protect_guard_decl.
5880 * function.c (stack_protect_epilogue): Use it instead of calling
5881 targetm.stack_protect_guard again.
5882 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
5883 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
5884 crtl->stack_protect_guard_decl.
5885 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
5886 on the returned MEM_EXPR.
5888 2019-01-12 Tom de Vries <tdevries@suse.de>
5890 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
5891 vector length using -fopenacc-dim.
5893 2019-01-12 Tom de Vries <tdevries@suse.de>
5895 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
5896 lengths into account.
5898 2019-01-12 Svante Signell <svante.signell@gmail.com>
5900 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
5901 (TARGET_CAN_SPLIT_STACK): Define.
5902 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
5904 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
5906 * params.def (inline-unit-growth): Set to 40.
5908 2019-01-12 Jakub Jelinek <jakub@redhat.com>
5910 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
5912 2019-01-12 Tom de Vries <tdevries@suse.de>
5914 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
5915 region calling vector-partitionable routine, set default_vector_length
5918 2019-01-12 Tom de Vries <tdevries@suse.de>
5920 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
5921 variable default_vector_length.
5923 2019-01-12 Tom de Vries <tdevries@suse.de>
5926 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
5927 from oacc_default_dims, as oacc_validate_dims would do it, and apply
5930 2019-01-12 Tom de Vries <tdevries@suse.de>
5932 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
5933 (nvptx_goacc_validate_dims): Add used parameter.
5934 * doc/tm.texi: Regenerate.
5935 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
5936 argument to call to targetm.goacc.validate_dims.
5937 (default_goacc_validate_dims): Add used
5939 * target.def (validate_dims): Add used parameter in DEFHOOK.
5940 * targhooks.h (default_goacc_validate_dims): Add used parameter.
5942 2019-01-11 Jakub Jelinek <jakub@redhat.com>
5946 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
5948 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
5949 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
5950 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
5951 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
5953 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
5955 PR rtl-optimization/87305
5957 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
5958 for little endian pseudos used as paradoxical subreg.
5960 2019-01-11 Jakub Jelinek <jakub@redhat.com>
5962 PR tree-optimization/88693
5963 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
5964 for STRING_CSTs that don't contain any NUL characters in the first
5965 TREE_STRING_LENGTH bytes.
5967 2019-01-11 Alan Modra <amodra@gmail.com>
5971 * genattrtab.c (min_fn): Don't translate values.
5972 (min_attr_value): Return INT_MAX when the value can't be calculated.
5973 Return minimum among any values that can be calculated.
5974 (max_attr_value): Adjust.
5976 2019-01-11 Jakub Jelinek <jakub@redhat.com>
5978 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
5980 2019-01-11 Steve Ellcey <sellcey@marvell.com>
5982 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
5983 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
5984 (aarch64_return_call_with_max_clobbers): New function.
5985 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
5986 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
5988 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
5989 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
5990 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
5991 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
5992 * cselib.c (cselib_process_insn): Add argument to
5993 targetm.hard_regno_call_part_clobbered call.
5994 * ira-conflicts.c (ira_build_conflicts): Ditto.
5995 * ira-costs.c (ira_tune_allocno_costs): Ditto.
5996 * lra-constraints.c (inherit_reload_reg): Ditto.
5997 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
5998 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
5999 argument. Call targetm.return_call_with_max_clobbers.
6000 Add argument to targetm.hard_regno_call_part_clobbered call.
6001 (calls_have_same_clobbers_p): New function.
6002 (process_bb_lives): Add call_insn and last_call_insn variables.
6003 Pass call_insn to check_pseudos_live_through_calls.
6004 Modify if stmt to check targetm.return_call_with_max_clobbers.
6005 Update setting of flush variable.
6006 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
6008 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
6009 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
6010 targetm.hard_regno_call_part_clobbered call.
6011 * reginfo.c (choose_hard_reg_mode): Ditto.
6012 * regrename.c (check_new_reg_p): Ditto.
6013 * reload.c (find_equiv_reg): Ditto.
6014 * reload1.c (emit_reload_insns): Ditto.
6015 * sched-deps.c (deps_analyze_insn): Ditto.
6016 * sel-sched.c (init_regs_for_mode): Ditto.
6017 (mark_unavailable_hard_regs): Ditto.
6018 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
6019 * target.def (hard_regno_call_part_clobbered): Add insn argument.
6020 (return_call_with_max_clobbers): New target function.
6021 * doc/tm.texi: Regenerate.
6022 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
6023 * hooks.c (hook_bool_uint_mode_false): Change to
6024 hook_bool_insn_uint_mode_false.
6025 * hooks.h (hook_bool_uint_mode_false): Ditto.
6027 2019-01-11 Steve Ellcey <sellcey@marvell.com>
6029 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
6030 (aarch64_remove_extra_call_preserved_regs): New function.
6031 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
6032 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
6033 * doc/tm.texi: Regenerate.
6034 * final.c (get_call_reg_set_usage): Call new hook.
6035 * target.def (remove_extra_call_preserved_regs): New hook.
6036 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
6037 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
6039 2019-01-11 Jakub Jelinek <jakub@redhat.com>
6042 * passes.c (finish_optimization_passes): Call print_combine_total_stats
6043 inside of pass_combine_1 dump rather than pass_profile_1.
6045 2019-01-11 Tom de Vries <tdevries@suse.de>
6047 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
6048 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
6049 (PTX_NUM_PER_WORKER_BARRIERS): Define.
6050 (nvptx_apply_dim_limits): Prevent vector_length 64 and
6053 2019-01-11 Tom de Vries <tdevries@suse.de>
6055 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
6057 2019-01-11 Jan Beulich <jbeulich@suse.com>
6059 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
6060 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
6061 sse2_cvtsi2sd): Add {l}.
6062 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
6065 2019-01-10 Jakub Jelinek <jakub@redhat.com>
6068 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
6070 (*float<floatunssuffix>v2div2sf2): New define_insn.
6071 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
6072 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
6073 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
6074 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
6075 match_operands with "const0_operand" "C".
6077 2019-01-10 Tamar Christina <tamar.christina@arm.com>
6079 * config/aarch64/aarch64-builtins.c
6080 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
6081 (aarch64_init_simd_builtins): ...Here
6083 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
6085 PR rtl-optimization/87305
6087 (setup_live_pseudos_and_spill_after_risky_transforms): Check
6088 allocation for big endian pseudos used as paradoxical subregs and
6089 spill them if it is wrong.
6090 * lra-constraints.c (lra_constraints): Add a comment.
6092 2019-01-10 Richard Biener <rguenther@suse.de>
6094 PR tree-optimization/88792
6095 * tree-ssa-pre.c (get_representative_for): Do not return a
6098 2019-01-10 Jakub Jelinek <jakub@redhat.com>
6102 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
6103 (assign_parm_setup_block): Do the argument slot realignment here
6106 2019-01-10 Stefan Agner <stefan@agner.ch>
6109 * config/arm/arm.c (arm_option_override_internal): Force
6110 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
6112 2019-01-10 Jakub Jelinek <jakub@redhat.com>
6115 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
6118 2019-01-10 Tamar Christina <tamar.christina@arm.com>
6120 * config/arm/arm-builtins.c
6121 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
6122 (MAC_LANE_PAIR_QUALIFIERS): New.
6123 (arm_expand_builtin_args): Use it.
6124 (arm_expand_builtin_1): Likewise.
6125 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
6126 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
6127 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
6128 * config/arm/arm_neon.h:
6129 (vcadd_rot90_f16): New.
6130 (vcaddq_rot90_f16): New.
6131 (vcadd_rot270_f16): New.
6132 (vcaddq_rot270_f16): New.
6135 (vcmla_lane_f16): New.
6136 (vcmla_laneq_f16): New.
6137 (vcmlaq_lane_f16): New.
6138 (vcmlaq_laneq_f16): New.
6139 (vcmla_rot90_f16): New.
6140 (vcmlaq_rot90_f16): New.
6141 (vcmla_rot90_lane_f16): New.
6142 (vcmla_rot90_laneq_f16): New.
6143 (vcmlaq_rot90_lane_f16): New.
6144 (vcmlaq_rot90_laneq_f16): New.
6145 (vcmla_rot180_f16): New.
6146 (vcmlaq_rot180_f16): New.
6147 (vcmla_rot180_lane_f16): New.
6148 (vcmla_rot180_laneq_f16): New.
6149 (vcmlaq_rot180_lane_f16): New.
6150 (vcmlaq_rot180_laneq_f16): New.
6151 (vcmla_rot270_f16): New.
6152 (vcmlaq_rot270_f16): New.
6153 (vcmla_rot270_lane_f16): New.
6154 (vcmla_rot270_laneq_f16): New.
6155 (vcmlaq_rot270_lane_f16): New.
6156 (vcmlaq_rot270_laneq_f16): New.
6157 (vcadd_rot90_f32): New.
6158 (vcaddq_rot90_f32): New.
6159 (vcadd_rot270_f32): New.
6160 (vcaddq_rot270_f32): New.
6163 (vcmla_lane_f32): New.
6164 (vcmla_laneq_f32): New.
6165 (vcmlaq_lane_f32): New.
6166 (vcmlaq_laneq_f32): New.
6167 (vcmla_rot90_f32): New.
6168 (vcmlaq_rot90_f32): New.
6169 (vcmla_rot90_lane_f32): New.
6170 (vcmla_rot90_laneq_f32): New.
6171 (vcmlaq_rot90_lane_f32): New.
6172 (vcmlaq_rot90_laneq_f32): New.
6173 (vcmla_rot180_f32): New.
6174 (vcmlaq_rot180_f32): New.
6175 (vcmla_rot180_lane_f32): New.
6176 (vcmla_rot180_laneq_f32): New.
6177 (vcmlaq_rot180_lane_f32): New.
6178 (vcmlaq_rot180_laneq_f32): New.
6179 (vcmla_rot270_f32): New.
6180 (vcmlaq_rot270_f32): New.
6181 (vcmla_rot270_lane_f32): New.
6182 (vcmla_rot270_laneq_f32): New.
6183 (vcmlaq_rot270_lane_f32): New.
6184 (vcmlaq_rot270_laneq_f32): New.
6185 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
6186 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
6187 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
6188 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
6189 vcmlaq_lane270): New.
6190 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
6191 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
6192 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
6193 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
6194 (arm_option_reconfigure_globals): Use them.
6195 * config/arm/iterators.md (VDF, VQ_HSF): New.
6196 (VCADD, VCMLA): New.
6197 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
6198 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
6200 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
6201 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
6203 2019-01-10 Tamar Christina <tamar.christina@arm.com>
6205 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
6206 Add qualifier_lane_pair_index.
6207 (emit-rtl.h): Include.
6208 (TYPES_QUADOP_LANE_PAIR): New.
6209 (aarch64_simd_expand_args): Use it.
6210 (aarch64_simd_expand_builtin): Likewise.
6211 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
6213 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
6214 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
6215 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
6216 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
6217 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
6218 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
6219 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
6220 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
6221 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
6222 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
6223 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
6224 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
6225 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
6226 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
6227 Add __ARM_FEATURE_COMPLEX.
6228 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
6229 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
6230 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
6231 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
6232 fcmlaq_lane270): New.
6233 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
6234 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
6235 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
6236 * config/aarch64/arm_neon.h:
6237 (vcadd_rot90_f16): New.
6238 (vcaddq_rot90_f16): New.
6239 (vcadd_rot270_f16): New.
6240 (vcaddq_rot270_f16): New.
6243 (vcmla_lane_f16): New.
6244 (vcmla_laneq_f16): New.
6245 (vcmlaq_lane_f16): New.
6246 (vcmlaq_rot90_lane_f16): New.
6247 (vcmla_rot90_laneq_f16): New.
6248 (vcmla_rot90_lane_f16): New.
6249 (vcmlaq_rot90_f16): New.
6250 (vcmla_rot90_f16): New.
6251 (vcmlaq_laneq_f16): New.
6252 (vcmla_rot180_laneq_f16): New.
6253 (vcmla_rot180_lane_f16): New.
6254 (vcmlaq_rot180_f16): New.
6255 (vcmla_rot180_f16): New.
6256 (vcmlaq_rot90_laneq_f16): New.
6257 (vcmlaq_rot270_laneq_f16): New.
6258 (vcmlaq_rot270_lane_f16): New.
6259 (vcmla_rot270_laneq_f16): New.
6260 (vcmlaq_rot270_f16): New.
6261 (vcmla_rot270_f16): New.
6262 (vcmlaq_rot180_laneq_f16): New.
6263 (vcmlaq_rot180_lane_f16): New.
6264 (vcmla_rot270_lane_f16): New.
6265 (vcadd_rot90_f32): New.
6266 (vcaddq_rot90_f32): New.
6267 (vcaddq_rot90_f64): New.
6268 (vcadd_rot270_f32): New.
6269 (vcaddq_rot270_f32): New.
6270 (vcaddq_rot270_f64): New.
6274 (vcmla_lane_f32): New.
6275 (vcmla_laneq_f32): New.
6276 (vcmlaq_lane_f32): New.
6277 (vcmlaq_laneq_f32): New.
6278 (vcmla_rot90_f32): New.
6279 (vcmlaq_rot90_f32): New.
6280 (vcmlaq_rot90_f64): New.
6281 (vcmla_rot90_lane_f32): New.
6282 (vcmla_rot90_laneq_f32): New.
6283 (vcmlaq_rot90_lane_f32): New.
6284 (vcmlaq_rot90_laneq_f32): New.
6285 (vcmla_rot180_f32): New.
6286 (vcmlaq_rot180_f32): New.
6287 (vcmlaq_rot180_f64): New.
6288 (vcmla_rot180_lane_f32): New.
6289 (vcmla_rot180_laneq_f32): New.
6290 (vcmlaq_rot180_lane_f32): New.
6291 (vcmlaq_rot180_laneq_f32): New.
6292 (vcmla_rot270_f32): New.
6293 (vcmlaq_rot270_f32): New.
6294 (vcmlaq_rot270_f64): New.
6295 (vcmla_rot270_lane_f32): New.
6296 (vcmla_rot270_laneq_f32): New.
6297 (vcmlaq_rot270_lane_f32): New.
6298 (vcmlaq_rot270_laneq_f32): New.
6299 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
6300 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
6301 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
6302 (FCADD, FCMLA): New.
6304 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
6306 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
6310 * config/pa/pa.c: Change "can not" to "cannot".
6311 * gimple-ssa-evrp-analyze.c: Likewise.
6312 * ipa-icf.c: Likewise.
6313 * ipa-polymorphic-call.c: Likewise.
6314 * ipa-pure-const.c: Likewise.
6315 * lra-constraints.c: Likewise.
6316 * lra-remat.c: Likewise.
6317 * reload1.c: Likewise.
6318 * reorg.c: Likewise.
6319 * tree-ssa-uninit.c: Likewise.
6321 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
6325 * Makefile.in: Mechanically replace "can not" with "cannot".
6326 * alias.c: Likewise.
6327 * builtins.c: Likewise.
6328 * calls.c: Likewise.
6329 * cgraph.c: Likewise.
6330 * cgraph.h: Likewise.
6331 * cgraphclones.c: Likewise.
6332 * cgraphunit.c: Likewise.
6333 * combine-stack-adj.c: Likewise.
6334 * combine.c: Likewise.
6335 * common/config/i386/i386-common.c: Likewise.
6336 * config/aarch64/aarch64.c: Likewise.
6337 * config/alpha/sync.md: Likewise.
6338 * config/arc/arc.c: Likewise.
6339 * config/arc/predicates.md: Likewise.
6340 * config/arm/arm-c.c: Likewise.
6341 * config/arm/arm.c: Likewise.
6342 * config/arm/arm.h: Likewise.
6343 * config/arm/arm.md: Likewise.
6344 * config/arm/cortex-r4f.md: Likewise.
6345 * config/csky/csky.c: Likewise.
6346 * config/csky/csky.h: Likewise.
6347 * config/darwin-f.c: Likewise.
6348 * config/epiphany/epiphany.md: Likewise.
6349 * config/i386/i386.c: Likewise.
6350 * config/i386/sol2.h: Likewise.
6351 * config/m68k/m68k.c: Likewise.
6352 * config/mcore/mcore.h: Likewise.
6353 * config/microblaze/microblaze.md: Likewise.
6354 * config/mips/20kc.md: Likewise.
6355 * config/mips/sb1.md: Likewise.
6356 * config/nds32/nds32.c: Likewise.
6357 * config/nds32/predicates.md: Likewise.
6358 * config/pa/pa.c: Likewise.
6359 * config/rs6000/e300c2c3.md: Likewise.
6360 * config/rs6000/rs6000.c: Likewise.
6361 * config/s390/s390.h: Likewise.
6362 * config/sh/sh.c: Likewise.
6363 * config/sh/sh.md: Likewise.
6364 * config/spu/vmx2spu.h: Likewise.
6365 * cprop.c: Likewise.
6366 * dbxout.c: Likewise.
6367 * df-scan.c: Likewise.
6368 * doc/cfg.texi: Likewise.
6369 * doc/extend.texi: Likewise.
6370 * doc/fragments.texi: Likewise.
6371 * doc/gty.texi: Likewise.
6372 * doc/invoke.texi: Likewise.
6373 * doc/lto.texi: Likewise.
6374 * doc/md.texi: Likewise.
6375 * doc/objc.texi: Likewise.
6376 * doc/rtl.texi: Likewise.
6377 * doc/tm.texi: Likewise.
6379 * emit-rtl.c: Likewise.
6380 * emit-rtl.h: Likewise.
6381 * except.c: Likewise.
6382 * expmed.c: Likewise.
6384 * fold-const.c: Likewise.
6385 * genautomata.c: Likewise.
6386 * gimple-fold.c: Likewise.
6387 * hard-reg-set.h: Likewise.
6388 * ifcvt.c: Likewise.
6389 * ipa-comdats.c: Likewise.
6390 * ipa-cp.c: Likewise.
6391 * ipa-devirt.c: Likewise.
6392 * ipa-fnsummary.c: Likewise.
6393 * ipa-icf.c: Likewise.
6394 * ipa-inline-transform.c: Likewise.
6395 * ipa-inline.c: Likewise.
6396 * ipa-polymorphic-call.c: Likewise.
6397 * ipa-profile.c: Likewise.
6398 * ipa-prop.c: Likewise.
6399 * ipa-pure-const.c: Likewise.
6400 * ipa-reference.c: Likewise.
6401 * ipa-split.c: Likewise.
6402 * ipa-visibility.c: Likewise.
6404 * ira-build.c: Likewise.
6405 * ira-color.c: Likewise.
6406 * ira-conflicts.c: Likewise.
6407 * ira-costs.c: Likewise.
6408 * ira-int.h: Likewise.
6409 * ira-lives.c: Likewise.
6412 * loop-invariant.c: Likewise.
6413 * loop-unroll.c: Likewise.
6414 * lower-subreg.c: Likewise.
6415 * lra-assigns.c: Likewise.
6416 * lra-constraints.c: Likewise.
6417 * lra-eliminations.c: Likewise.
6418 * lra-lives.c: Likewise.
6419 * lra-remat.c: Likewise.
6420 * lra-spills.c: Likewise.
6422 * lto-cgraph.c: Likewise.
6423 * lto-streamer-out.c: Likewise.
6424 * postreload-gcse.c: Likewise.
6425 * predict.c: Likewise.
6426 * profile-count.h: Likewise.
6427 * profile.c: Likewise.
6428 * recog.c: Likewise.
6430 * reload.c: Likewise.
6431 * reload1.c: Likewise.
6432 * reorg.c: Likewise.
6433 * resource.c: Likewise.
6434 * rtl.def: Likewise.
6436 * rtlanal.c: Likewise.
6437 * sched-deps.c: Likewise.
6438 * sched-ebb.c: Likewise.
6439 * sched-rgn.c: Likewise.
6440 * sel-sched-ir.c: Likewise.
6441 * sel-sched.c: Likewise.
6442 * shrink-wrap.c: Likewise.
6443 * simplify-rtx.c: Likewise.
6444 * symtab.c: Likewise.
6445 * target.def: Likewise.
6446 * toplev.c: Likewise.
6447 * tree-call-cdce.c: Likewise.
6448 * tree-cfg.c: Likewise.
6449 * tree-complex.c: Likewise.
6450 * tree-core.h: Likewise.
6451 * tree-eh.c: Likewise.
6452 * tree-inline.c: Likewise.
6453 * tree-loop-distribution.c: Likewise.
6454 * tree-nrv.c: Likewise.
6455 * tree-profile.c: Likewise.
6456 * tree-sra.c: Likewise.
6457 * tree-ssa-alias.c: Likewise.
6458 * tree-ssa-dce.c: Likewise.
6459 * tree-ssa-dom.c: Likewise.
6460 * tree-ssa-forwprop.c: Likewise.
6461 * tree-ssa-loop-im.c: Likewise.
6462 * tree-ssa-loop-ivcanon.c: Likewise.
6463 * tree-ssa-loop-ivopts.c: Likewise.
6464 * tree-ssa-loop-niter.c: Likewise.
6465 * tree-ssa-phionlycprop.c: Likewise.
6466 * tree-ssa-phiopt.c: Likewise.
6467 * tree-ssa-propagate.c: Likewise.
6468 * tree-ssa-threadedge.c: Likewise.
6469 * tree-ssa-threadupdate.c: Likewise.
6470 * tree-ssa-uninit.c: Likewise.
6471 * tree-ssanames.c: Likewise.
6472 * tree-streamer-out.c: Likewise.
6475 * vr-values.c: Likewise.
6477 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
6479 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
6480 (ix86_split_xorsign): Ditto.
6481 * config/i386/i386.c (ix86_expand_xorsign): New function.
6482 (ix86_split_xorsign): Ditto.
6483 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
6484 (xorsign<mode>3): New expander.
6485 (xorsign<mode>3_1): New insn_and_split pattern.
6486 * config/i386/sse.md (xorsign<mode>3): New expander.
6488 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
6490 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
6491 (*tablejump_sp64): Likewise.
6492 (*tablejump<P:mode>): ...this.
6493 (*call_address_sp32): Merge into...
6494 (*call_address_sp64): Likewise.
6495 (*call_address<P:mode>): ...this.
6496 (*call_symbolic_sp32): Merge into...
6497 (*call_symbolic_sp64): Likewise.
6498 (*call_symbolic<P:mode>): ...this.
6499 (call_value): Remove constraint and add predicate.
6500 (*call_value_address_sp32): Merge into...
6501 (*call_value_address_sp64): Likewise.
6502 (*call_value_address<P:mode>): ...this.
6503 (*call_value_symbolic_sp32): Merge into...
6504 (*call_value_symbolic_sp64): Likewise.
6505 (*call_value_symbolic<P:mode>): ...this.
6506 (*sibcall_symbolic_sp32): Merge into...
6507 (*sibcall_symbolic_sp64): Likewise.
6508 (*sibcall_symbolic<P:mode>): ...this.
6509 (sibcall_value): Remove constraint and add predicate.
6510 (*sibcall_value_symbolic_sp32): Merge into...
6511 (*sibcall_value_symbolic_sp64): Likewise.
6512 (*sibcall_value_symbolic<P:mode>): ...this.
6513 (window_save): Minor tweak.
6514 (*branch_sp32): Merge into...
6515 (*branch_sp64): Likewise.
6516 (*branch<P:mode>): ...this.
6518 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
6519 James Clarke <jrtc27@jrtc27.com>
6522 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
6523 consistently in TLS address generation and adjust code to the renaming
6524 of patterns. Mark calls to __tls_get_addr as const.
6525 * config/sparc/sparc.md (tgd_hi22): Turn into...
6526 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
6527 (tgd_lo10): Turn into...
6528 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
6529 (tgd_add32): Merge into...
6530 (tgd_add64): Likewise.
6531 (tgd_add<P:mode>): ...this and use Pmode throughout.
6532 (tldm_hi22): Turn into...
6533 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
6534 (tldm_lo10): Turn into...
6535 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
6536 (tldm_add32): Merge into...
6537 (tldm_add64): Likewise.
6538 (tldm_add<P:mode>): ...this and use Pmode throughout.
6539 (tldm_call32): Merge into...
6540 (tldm_call64): Likewise.
6541 (tldm_call<P:mode>): ...this and use Pmode throughout.
6542 (tldo_hix22): Turn into...
6543 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
6544 (tldo_lox10): Turn into...
6545 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
6546 (tldo_add32): Merge into...
6547 (tldo_add64): Likewise.
6548 (tldo_add<P:mode>): ...this and use Pmode throughout.
6549 (tie_hi22): Turn into...
6550 (tie_hi22<P:mode>): ...this and use Pmode throughout.
6551 (tie_lo10): Turn into...
6552 (tie_lo10<P:mode>): ...this and use Pmode throughout.
6553 (tie_ld64): Use DImode throughout.
6554 (tie_add32): Merge into...
6555 (tie_add64): Likewise.
6556 (tie_add<P:mode>): ...this and use Pmode throughout.
6557 (tle_hix22_sp32): Merge into...
6558 (tle_hix22_sp64): Likewise.
6559 (tle_hix22<P:mode>): ...this and use Pmode throughout.
6560 (tle_lox22_sp32): Merge into...
6561 (tle_lox22_sp64): Likewise.
6562 (tle_lox22<P:mode>): ...this and use Pmode throughout.
6563 (*tldo_ldub_sp32): Merge into...
6564 (*tldo_ldub_sp64): Likewise.
6565 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
6566 (*tldo_ldub1_sp32): Merge into...
6567 (*tldo_ldub1_sp64): Likewise.
6568 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
6569 (*tldo_ldub2_sp32): Merge into...
6570 (*tldo_ldub2_sp64): Likewise.
6571 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
6572 (*tldo_ldsb1_sp32): Merge into...
6573 (*tldo_ldsb1_sp64): Likewise.
6574 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
6575 (*tldo_ldsb2_sp32): Merge into...
6576 (*tldo_ldsb2_sp64): Likewise.
6577 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
6578 (*tldo_ldub3_sp64): Use DImode throughout.
6579 (*tldo_ldsb3_sp64): Likewise.
6580 (*tldo_lduh_sp32): Merge into...
6581 (*tldo_lduh_sp64): Likewise.
6582 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
6583 (*tldo_lduh1_sp32): Merge into...
6584 (*tldo_lduh1_sp64): Likewise.
6585 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
6586 (*tldo_ldsh1_sp32): Merge into...
6587 (*tldo_ldsh1_sp64): Likewise.
6588 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
6589 (*tldo_lduh2_sp64): Use DImode throughout.
6590 (*tldo_ldsh2_sp64): Likewise.
6591 (*tldo_lduw_sp32): Merge into...
6592 (*tldo_lduw_sp64): Likewise.
6593 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
6594 (*tldo_lduw1_sp64): Use DImode throughout.
6595 (*tldo_ldsw1_sp64): Likewise.
6596 (*tldo_ldx_sp64): Likewise.
6597 (*tldo_stb_sp32): Merge into...
6598 (*tldo_stb_sp64): Likewise.
6599 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
6600 (*tldo_sth_sp32): Merge into...
6601 (*tldo_sth_sp64): Likewise.
6602 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
6603 (*tldo_stw_sp32): Merge into...
6604 (*tldo_stw_sp64): Likewise.
6605 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
6606 (*tldo_stx_sp64): Use DImode throughout.
6608 2018-01-09 Sudakshina Das <sudi.das@arm.com>
6610 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
6611 check configure option to set BTI and Return Address Signing.
6612 * configure.ac: Add --enable-standard-branch-protection and
6613 --disable-standard-branch-protection.
6614 * configure: Regenerated.
6615 * doc/install.texi: Document the same.
6617 2018-01-09 Sudakshina Das <sudi.das@arm.com>
6618 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6620 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
6621 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
6622 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
6624 * config/aarch64/aarch64-bti-insert.c: New file.
6625 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
6627 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
6629 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
6630 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
6631 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
6632 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
6634 2018-01-09 Sudakshina Das <sudi.das@arm.com>
6636 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
6637 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
6638 Disable bti for -mbranch-protection=none.
6639 (aarch64_handle_standard_branch_protection): Enable bti for
6640 -mbranch-protection=standard.
6641 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
6642 -mbranch-protection.
6643 (aarch64_bti_enabled): Check if bti is enabled.
6644 * config/aarch64/aarch64.opt: Declare target variable.
6645 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
6647 2018-01-09 Sudakshina Das <sudi.das@arm.com>
6649 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
6650 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
6651 (aarch64_expand_epilogue): Likewise.
6652 (aarch64_output_mi_thunk): Likewise
6653 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
6654 TAILCALL_ADDR_REGS to x16 and x17.
6655 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
6657 2018-01-09 Sudakshina Das <sudi.das@arm.com>
6659 * config/aarch64/aarch64-option-extensions.def: Define
6660 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
6661 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
6662 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
6663 (AARCH64_FL_PREDRES): New.
6664 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
6665 AARCH64_FL_PREDRES by default.
6666 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
6668 2018-01-09 Sudakshina Das <sudi.das@arm.com>
6670 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
6672 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
6673 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
6674 * doc/invoke.texi: Document ARMv8.5-A.
6676 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
6678 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
6679 (xorsign<mode>3): Likewise.
6681 2019-01-09 Jelinek <jakub@redhat.com>
6684 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
6685 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
6687 PR rtl-optimization/88331
6688 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
6689 not currently_expanding_to_rtl.
6691 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
6693 * doc/invoke.texi (-Os): Remove trailing spaces.
6694 (-finline-functions): Remove reference to -O2.
6696 2019-01-08 Jakub Jelinek <jakub@redhat.com>
6698 PR rtl-optimization/79593
6699 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
6701 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
6702 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
6704 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
6707 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
6711 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
6712 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
6714 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
6717 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
6718 ix86_avx_u128_mode_entry.
6720 2019-01-08 Martin Liska <mliska@suse.cz>
6722 PR tree-optimization/88753
6723 * tree-switch-conversion.c (switch_conversion::build_one_array):
6724 Come up with local variable constructor. Convert first to
6725 type of constructor values.
6727 2019-01-08 Richard Biener <rguenther@suse.de>
6729 PR tree-optimization/86554
6730 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
6731 rpo_avail): Move earlier.
6732 (visit_nary_op): When value-numbering to expressions
6733 with different overflow behavior make sure there's an
6734 available expression on the path.
6736 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
6738 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
6739 aarch64_parse_branch_protection,
6740 struct aarch64_branch_protect_type,
6741 aarch64_handle_no_branch_protection,
6742 aarch64_handle_standard_branch_protection,
6743 aarch64_validate_mbranch_protection,
6744 aarch64_handle_pac_ret_protection,
6745 aarch64_handle_attr_branch_protection,
6746 accepted_branch_protection_string,
6747 aarch64_pac_ret_subtypes,
6748 aarch64_branch_protect_types,
6749 aarch64_handle_pac_ret_leaf): Define.
6750 (aarch64_override_options_after_change_1, aarch64_override_options):
6751 Add check for accepted_branch_protection_string.
6752 (aarch64_option_save): Save accepted_branch_protection_string.
6753 (aarch64_option_restore): Save accepted_branch_protection_string.
6754 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
6755 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
6756 msign-return-address.
6757 * doc/invoke.texi: Add mbranch-protection.
6759 2019-01-08 Alan Modra <amodra@gmail.com>
6762 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
6763 Delete "unknownp" parameter. Adjust callers. Handle
6764 CONST_INT, PLUS, MINUS, and MULT.
6765 (attr_value_aligned): Renamed from or_attr_value.
6766 (min_attr_value): Return INT_MIN for unhandled rtl case..
6767 (min_fn): ..and translate to INT_MAX here.
6768 (write_length_unit_log): Modify to cope without "unknown".
6769 (write_attr_value): Handle IF_THEN_ELSE.
6771 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
6773 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
6774 optimization for masked stores.
6776 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
6779 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
6780 output vector directly to duplicate_and_interleave instead of
6781 going through a temporary. Postpone insertion of ctor_seq to
6782 the end of the loop.
6784 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
6787 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
6788 unsigned_p. Handle signed and unsigned overflow correction as
6790 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
6792 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
6794 (add<mode>3_compareV_imm): Make this callable for expanding.
6795 (subv<GPI:mode>4): Use register_operand for operand 1. Use
6796 aarch64_plus_operand for operand 2.
6797 (subv<GPI:mode>_insn): New insn pattern.
6798 (subv<GPI:mode>_imm): Likewise.
6799 (negv<GPI:mode>3): New expand pattern.
6800 (negv<GPI:mode>_insn): New insn pattern.
6801 (negv<GPI:mode>_cmp_only): Likewise.
6802 (cmpv<GPI:mode>_insn): Likewise.
6803 (subvti4): Use register_operand for operand 1. Update call to
6804 aarch64_expand_subvti.
6805 (usubvti4): Likewise.
6806 (negvti3): New expand pattern.
6807 (negdi_carryout): New insn pattern.
6808 (negvdi_carryinV): New insn pattern.
6809 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
6810 version the named version.
6811 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
6813 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
6815 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
6817 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
6818 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
6819 (sub<mode>3_carryinCV): Delete.
6820 (sub<GPI:mode>3_carryinV): New expand pattern.
6821 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
6823 2019-01-07 Richard Biener <rguenther@suse.de>
6825 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
6826 of tree_operand_hash.
6828 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
6830 PR tree-optimization/88598
6831 * tree.h (single_nonzero_element): Declare.
6832 * tree.c (single_nonzero_element): New function.
6833 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
6834 if I is the only nonzero element of CST.
6836 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
6838 PR tree-optimization/88598
6839 * tree.h (initializer_each_zero_or_onep): Declare.
6840 * tree.c (initializer_each_zero_or_onep): New function.
6841 (signed_or_unsigned_type_for): Handle float types too.
6842 (unsigned_type_for, signed_type_for): Update comments accordingly.
6843 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
6844 x & { 0 or -1, 0 or -1, ... }.
6846 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
6848 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
6849 with x86_64-pc-linux-gnu.
6851 2019-01-07 Tom de Vries <tdevries@suse.de>
6854 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
6856 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
6859 2019-01-07 Jakub Jelinek <jakub@redhat.com>
6861 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
6862 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
6863 TARGET_AVX512F as condition.
6866 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
6867 const_not_ok_for_debug_p target hook.
6868 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
6869 on UNSPEC and subexpressions thereof if all subexpressions of the
6870 UNSPEC are CONSTANT_P.
6872 PR tree-optimization/88676
6873 * tree-ssa-phiopt.c (two_value_replacement): New function.
6874 (tree_ssa_phiopt_worker): Call it.
6877 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
6878 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
6881 * tree-vect-generic.c: Include insn-config.h and recog.h.
6882 (expand_vector_piecewise): Add defaulted ret_type argument,
6883 if non-NULL, use that in preference to type for the result type.
6884 (expand_vector_parallel): Formatting fix.
6885 (do_vec_conversion, do_vec_narrowing_conversion,
6886 expand_vector_conversion): New functions.
6887 (expand_vector_operations_1): Call expand_vector_conversion
6888 for VEC_CONVERT ifn calls.
6889 * internal-fn.def (VEC_CONVERT): New internal function.
6890 * internal-fn.c (expand_VEC_CONVERT): New function.
6891 * fold-const-call.c (fold_const_vec_convert): New function.
6892 (fold_const_call): Use it for CFN_VEC_CONVERT.
6893 * doc/extend.texi (__builtin_convertvector): Document.
6895 2019-01-07 Tom de Vries <tdevries@suse.de>
6897 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
6898 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
6899 vector_red_partition, vector_red_sym): New global variables.
6900 (nvptx_option_override): Initialize vector_red_sym.
6901 (nvptx_declare_function_name): Restore red_partition register.
6902 (nvptx_file_end): Emit code to declare the vector reduction variables.
6903 (nvptx_output_red_partition): New function.
6904 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
6905 large vector reductions.
6906 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
6907 (nvptx_init_builtins): Add VECTOR_ADDR.
6908 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
6909 Handle nvptx_expand_shared_addr.
6910 (nvptx_get_shared_red_addr): Add vector argument and handle large
6912 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
6914 (nvptx_goacc_reduction_init): Likewise.
6915 (nvptx_goacc_reduction_fini): Likewise.
6916 (nvptx_goacc_reduction_teardown): Likewise.
6917 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
6918 init,fini,teardown}.
6919 (nvptx_init_axis_predicate): Initialize vector_red_partition.
6920 (nvptx_set_current_function): Init vector_red_partition.
6921 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
6922 (nvptx_red_partition): New insn.
6923 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
6925 2019-01-07 Tom de Vries <tdevries@suse.de>
6928 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
6931 2019-01-07 Tom de Vries <tdevries@suse.de>
6933 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
6934 (nvptx_option_override): Init oacc_bcast_partition.
6935 (nvptx_init_oacc_workers): New function.
6936 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
6937 (nvptx_needs_shared_bcast): New function.
6938 (nvptx_find_par): Generalize to enable vectors to use shared-memory
6940 (nvptx_shared_propagate): Initialize vector bcast partition and
6941 synchronization state.
6942 (nvptx_single): Generalize to enable vectors to use shared-memory
6944 (nvptx_process_pars): Likewise.
6945 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
6946 * config/nvptx/nvptx.h (struct machine_function): Add
6947 bcast_partition and sync_bar members.
6949 2019-01-07 Tom de Vries <tdevries@suse.de>
6951 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
6952 (nvptx_apply_dim_limits): New function.
6953 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
6956 2019-01-07 Tom de Vries <tdevries@suse.de>
6958 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
6959 as late as possible.
6961 2019-01-07 Tom de Vries <tdevries@suse.de>
6963 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
6964 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
6965 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
6966 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
6967 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
6969 2019-01-07 Tom de Vries <tdevries@suse.de>
6971 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
6973 2019-01-07 Tom de Vries <tdevries@suse.de>
6975 * omp-offload.c (oacc_get_min_dim): New function.
6976 * omp-offload.h (oacc_get_min_dim): Declare.
6978 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
6981 * config/i386/i386.c (function_value_ms_64): Return small sturct in
6982 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
6984 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6988 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
6990 * ipa-inline.c (edge_badness): Use inlined_time instead of
6991 inline_summaries->get.
6993 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
6995 * opts.c (enable_fdo_optimizations): Enable
6996 version-loops-for-strides, loop-interchange, unrol-and-jam
6997 and tree-loop-distribution.
6998 * invoke.texi: Document newly enabled options.
7000 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
7002 * doc/invoke.texi (max-inline-insns-small): New parameters.
7003 * ipa-inline.c (want_early_inline_function_p): simplify.
7004 (want_inline_small_function_p): Fix pasto from previous patch;
7005 use max-inline-insns-small bound.
7006 * params.def (max-inline-insns-small): New param.
7007 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
7008 variables correctly.
7010 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
7012 * doc/invoke.texi: Document max-inline-insns-size,
7013 uninlined-function-insns, uninlined-function-time,
7014 uninlined-thunk-insns and uninlined-thunk-time.
7015 * params.def: Add max-inline-insns-size,
7016 uninlined-function-insns, uninlined-function-time,
7017 uninlined-thunk-insns and uninlined-thunk-time.
7018 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
7020 * ipa-inline.c (can_inline_edge_by_limits_p,
7021 want_inline_small_function_p): Use new parameters.
7023 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
7025 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
7027 2019-01-05 Jakub Jelinek <jakub@redhat.com>
7031 * expr.c (expand_assignment): For calls returning VLA structures
7032 if to_rtx is not a MEM, force it into a stack temporary.
7035 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
7036 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
7037 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
7038 subexpressions of both operands.
7039 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
7040 subrtxes are CONSTANT_P.
7041 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
7044 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
7046 * params.def (hot-bb-count-ws-permille): Set to 990.
7048 2019-01-04 Martin Sebor <msebor@redhat.com>
7051 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
7054 2019-01-04 Martin Sebor <msebor@redhat.com>
7057 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
7059 2019-01-04 Jakub Jelinek <jakub@redhat.com>
7061 * gdbinit.in: Turn off pagination for the skip commands, restore
7062 it to previous state afterwards.
7064 2019-01-04 Jakub Jelinek <jakub@redhat.com>
7067 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
7068 of GET_MODE (opN) as modes of the libcall arguments.
7070 2019-01-04 Jan Beulich <jbeulich@suse.com>
7072 * config/i386/sse.md
7073 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
7074 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
7075 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
7076 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
7077 avx512f_vmcmp<mode>3<round_saeonly_name>,
7078 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
7079 avx512f_maskcmp<mode>3,
7080 <avx512>_cvt<ssemodesuffix>2mask<mode>,
7081 <avx512>_cvt<ssemodesuffix>2mask<mode>,
7082 *<avx512>_cvtmask2<ssemodesuffix><mode>,
7083 *<avx512>_cvtmask2<ssemodesuffix><mode>,
7084 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
7085 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
7086 <avx512>_gt<mode>3<mask_scalar_merge_name>,
7087 <avx512>_gt<mode>3<mask_scalar_merge_name>,
7088 <avx512>_testm<mode>3<mask_scalar_merge_name>,
7089 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
7090 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
7091 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
7092 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
7093 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
7094 avx512cd_maskb_vec_dup<mode>,
7095 avx512cd_maskw_vec_dup<mode>,
7096 avx512dq_fpclass<mode><mask_scalar_merge_name>,
7097 avx512dq_vmfpclass<mode>,
7098 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
7101 2019-01-03 Martin Sebor <msebor@redhat.com>
7103 PR tree-optimization/88659
7104 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
7106 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
7108 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
7109 unaligned vsx and avoid lxvd2x/stxvd2x.
7110 (gen_lvx_v4si_move): New function.
7112 2019-01-03 Tom de Vries <tdevries@suse.de>
7114 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
7115 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
7117 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
7119 2019-01-03 Tom de Vries <tdevries@suse.de>
7121 * config/nvptx/nvptx.c (struct offload_attrs): New.
7122 (populate_offload_attrs): New function. Factor mask extraction out of
7123 nvptx_reorg. Add extraction of dimensions.
7124 (nvptx_reorg): Use populate_offload_attrs.
7126 2019-01-03 Tom de Vries <tdevries@suse.de>
7128 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
7129 cases for oacc_min_dims_p and routine_p. Add asserts for
7130 oacc_default_dims_p and offload_region_p.
7132 2019-01-03 Tom de Vries <tdevries@suse.de>
7134 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
7136 (nvptx_goacc_validate_dims): ... here.
7138 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
7140 PR tree-optimization/85574
7141 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
7143 (struct ssa_equip_hash_traits): Declare.
7144 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
7146 2019-01-03 Jakub Jelinek <jakub@redhat.com>
7149 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
7150 change it to qualified_type.
7152 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
7154 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
7155 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
7157 2019-01-02 Martin Sebor <msebor@redhat.com>
7158 Jeff Law <law@redhat.com>
7160 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
7161 (get_range_strlen_tree): Update appropriately.
7163 * gimple-fold.h (get_range_strlen): Drop unused last argument.
7165 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
7166 rather than set_range_info.
7167 * tree-ssa-strlen.c (set_strlen_range): Extracted from
7168 maybe_set_strlen_range. Handle potentially boundary crossing
7169 cases more conservatively.
7170 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
7171 Call set_strlen_range.
7172 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
7175 * gimple-fold.c (get_range_strlen): Update prototype to no longer
7176 need the flexp argument.
7177 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
7178 from calls to get_range_strlen. Update comments. Just update
7179 VAL for an unterminated const char array and let the reset of the
7180 code handle it normally. No longer try to set *flexp. Adjust
7182 (get_range_strlen): Update for the new get_range_strlen API.
7183 (get_maxval_strlen): Similarly.
7184 (gimple_fold_builtin_strlen): Handle update meaning of return value
7185 from get_range_strlen.
7186 * gimple-ssa-sprintf.c (get_string_length): Update for the new
7187 get_range_strlen API.
7189 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
7192 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
7193 false at WPA time when body was removed.
7195 2019-01-02 Martin Liska <mliska@suse.cz>
7197 PR tree-optimization/88650
7198 * predict.c (set_even_probabilities): Calculate probability
7199 remainer only when really used.
7201 2019-01-02 Richard Biener <rguenther@suse.de>
7204 * tree-data-ref.c (analyze_subscript_affine_affine): Use
7205 widest_ints when mangling max_stmt_execution results.
7207 2019-01-02 Richard Biener <rguenther@suse.de>
7209 PR tree-optimization/88621
7210 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
7211 bitfields when canoncalizing.
7213 2019-01-02 Richard Biener <rguenther@suse.de>
7216 * config/i386/x86-tune-costs.h (intel_cost): Adjust
7217 cost of cheap SSE instruction.
7219 2019-01-02 Richard Biener <rguenther@suse.de>
7222 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
7223 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
7225 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
7226 set after UIDs before splitting them.
7228 2019-01-01 Martin Sebor <msebor@redhat.com>
7229 Jeff Law <law@redhat.com>
7231 * gimple-fold.c (get_range_strlen_tree): Record if the computed
7232 length is optimistic. If it is, then arrange to compute the
7233 conservative length as well.
7235 * gimple-fold.h (get_range_strlen): Update prototype.
7236 * builtins.c (check_access): Update call to get_range_strlen to use
7237 c_strlen_data pointer. Change various variable accesses to instead
7238 pull data from the c_strlen_data structure.
7239 (check_strncat_sizes, expand_builtin_strncat): Likewise.
7240 * calls.c (maybe_warn_nonstring_arg): Likewise.
7241 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
7242 minimum length if maximum lengh is unknown.
7243 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
7244 that used c_strlen, it's no longer needed. Restructure slightly.
7245 (format_string): Set unlikely range appropriately.
7246 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
7248 (get_range_strlen): Accept c_strlen_data pointer for external
7249 call sites as well. Pass through to call to internal get_range_strlen.
7250 Adjust minlen, maxlen and maxbound as needed.
7251 (get_maxval_strlen): Update comments.
7252 (gimple_fold_builtin_strlen): Update call to get_range_strlen
7253 to use c_strlen_data pointer. Change variable accesses to instead
7254 use c_strlen_data data members.
7256 * gimple-fold.c (get_range_strlen): Update prototype.
7257 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
7258 local variables. Use pdata to return information to caller.
7259 Update calls to get_range_strlen. Update pdata->maxbound.
7260 (get_range_strlen -- static version): Similarly.
7261 (get_range_strlen -- extern version): Update for internal
7262 get_range_strlen API change. Convert to external data format.
7263 (get_maxval_strlen): Similarly.
7265 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
7267 * coverage.c (get_coverage_counts): Use current_function_decl.
7268 * profile.c (read_thunk_profile): New function.
7269 (branch_prob): Add THUNK parameter.
7270 * tree-profile.c (tree_profiling): Handle thunks.
7271 * value-prof.c (init_node_map): Handle thunks.
7272 * value-prof.h (branch_prob): Upate prototype.
7273 (read_thunk_profile): Declare.
7275 2019-01-01 Jakub Jelinek <jakub@redhat.com>
7277 Update copyright years.
7279 * gcc.c (process_command): Update copyright notice dates.
7280 * gcov-dump.c (print_version): Ditto.
7281 * gcov.c (print_version): Ditto.
7282 * gcov-tool.c (print_version): Ditto.
7283 * gengtype.c (create_file): Ditto.
7284 * doc/cpp.texi: Bump @copying's copyright year.
7285 * doc/cppinternals.texi: Ditto.
7286 * doc/gcc.texi: Ditto.
7287 * doc/gccint.texi: Ditto.
7288 * doc/gcov.texi: Ditto.
7289 * doc/install.texi: Ditto.
7290 * doc/invoke.texi: Ditto.
7292 Copyright (C) 2019 Free Software Foundation, Inc.
7294 Copying and distribution of this file, with or without modification,
7295 are permitted in any medium without royalty provided the copyright
7296 notice and this notice are preserved.