1 2019-10-17 Richard Biener <rguenther@suse.de>
3 * tree-vect-loop.c (check_reduction_path): Compute reduction
5 (vect_is_simple_reduction): Remove special-case of single-stmt
6 reduction path detection.
8 2019-10-17 Richard Earnshaw <rearnsha@arm.com>
10 * config/arm/arm-cpus.in (marvel-pj4): Add +fp to the architecture.
12 2019-10-17 Yuliang Wang <yuliang.wang@arm.com>
14 * config/aarch64/aarch64-sve2.md (aarch64_sve2_eor3<mode>)
15 (aarch64_sve2_nor<mode>, aarch64_sve2_nand<mode>)
16 (aarch64_sve2_bsl<mode>, aarch64_sve2_nbsl<mode>)
17 (aarch64_sve2_bsl1n<mode>, aarch64_sve2_bsl2n<mode>):
19 * config/aarch64/iterators.md (BSL_DUP): New int iterator for the
21 (bsl_1st, bsl_2nd, bsl_dup, bsl_mov): Attributes for the above.
23 2019-10-17 Aldy Hernandez <aldyh@redhat.com>
25 * tree-vrp.c (value_range_base::dump): Display +INF for both
26 pointers and integers when appropriate.
28 2019-10-17 Andre Vieira <andre.simoesdiasvieira@arm.com>
30 * tree-vect-loop.c (vect_analyze_loop_2): Use same condition to decide
31 when to use versioning threshold.
33 2019-10-17 Andre Vieira <andre.simoesdiasvieira@arm.com>
35 * tree-vect-loop.c (determine_peel_for_niter): New function contained
36 outlined code from ...
37 (vect_analyze_loop_2): ... here.
39 2019-10-17 Andre Vieira <andre.simoesdiasvieira@arm.com>
41 * tree-vect-loop.c (vect_transform_loop): Move code from here...
42 * tree-vect-loop-manip.c (vect_loop_versioning): ... to here.
43 * tree-vectorizer.h (vect_loop_versioning): Remove unused parameters.
45 2019-10-17 Richard Biener <rguenther@suse.de>
47 * tree-vect-loop.c (needs_fold_left_reduction_p): Export.
48 (vect_is_simple_reduction): Move all validity checks ...
49 (vectorizable_reduction): ... here. Compute whether we
50 need a fold-left reduction here.
51 * tree-vect-patterns.c (vect_reassociating_reduction_p): Merge
52 both overloads, check needs_fold_left_reduction_p directly.
53 * tree-vectorizer.h (needs_fold_left_reduction_p): Declare.
55 2019-10-17 Richard Biener <rguenther@suse.de>
57 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Fix
58 TARGET_MEM_REF creation.
60 2019-10-17 Richard Biener <rguenther@suse.de>
62 PR tree-optimization/92129
63 * tree-vect-loop.c (vectorizable_reduction): Also fail
66 2019-10-17 Jakub Jelinek <jakub@redhat.com>
68 PR tree-optimization/92056
69 * tree-object-size.c (cond_expr_object_size): Return early if then_
70 processing resulted in unknown size.
72 PR tree-optimization/92115
73 * tree-ssa-ifcombine.c (ifcombine_ifandif): Force condition into
74 temporary if it could trap.
76 2019-10-17 Richard Biener <rguenther@suse.de>
79 * dwarf2out.c (gen_formal_parameter_die): Also try to match
80 context_die against a DW_TAG_GNU_formal_parameter_pack parent.
82 2019-10-16 Jakub Jelinek <jakub@redhat.com>
84 * tree-ssa-strlen.c (maybe_invalidate): Use
85 HOST_WIDE_INT_PRINT_UNSIGNED instead of "%zu".
87 2019-10-16 Andrew Burgess <andrew.burgess@embecosm.com>
88 Jim Wilson <jimw@sifive.com>
90 * config/riscv/riscv.h (REG_CLASS_CONTENTS): Add argument passing
92 * config/riscv/riscv.c (riscv_regno_to_class): Change argument
93 passing regs to SIBCALL_REGS.
95 2019-10-16 Martin Sebor <msebor@redhat.com>
97 PR tree-optimization/83821
98 * tree-ssa-strlen.c (maybe_invalidate): Add argument. Consider
99 the length of a string when available.
100 (handle_builtin_memset) Add argument.
101 (handle_store, strlen_check_and_optimize_call): Same.
102 (check_and_optimize_stmt): Same. Pass it to callees.
104 2019-10-16 Martin Sebor <msebor@redhat.com>
106 PR tree-optimization/91996
107 * tree-ssa-strlen.c (maybe_warn_pointless_strcmp): Improve location
109 (compare_nonzero_chars): Add an overload.
110 (count_nonzero_bytes): Add an argument. Call overload above.
111 Handle non-constant lengths in some range.
112 (handle_store): Add an argument.
113 (check_and_optimize_stmt): Pass an argument to handle_store.
115 2019-10-16 Richard Earnshaw <rearnsha@arm.com>
117 * config/arm/arm.c (neon_valid_immediate): Clear bytes before use.
119 2019-10-16 Mihailo Stojanovic <mistojanovic@wavecomp.com>
121 * config/mips/mips.c (mips_expand_builtin_insn): Force the
122 operands which correspond to the same input-output register to
123 have the same pseudo assigned to them.
125 2019-10-16 Ilya Leoshkevich <iii@linux.ibm.com>
127 * cfgrtl.c (find_partition_fixes): Remove bbs_in_cold_partition.
129 2019-10-16 Wilco Dijkstra <wdijkstr@arm.com>
131 * config/aarch64/aarch64.c (aarch64_classify_symbol):
132 Apply reasonable limit to symbol offsets.
134 2019-10-16 Richard Biener <rguenther@suse.de>
136 * tree-vect-loop.c (vect_valid_reduction_input_p): Remove.
137 (vect_is_simple_reduction): Delay checking to
138 vectorizable_reduction and relax the checking.
139 (vectorizable_reduction): Check we have a simple use. Check
140 for bogus condition reductions.
141 * tree-vect-stmts.c (vect_transform_stmt): Make sure we
142 are looking at the last stmt in a pattern sequence when
143 filling in backedge PHI values.
145 2019-10-16 Peter Bergner <bergner@linux.ibm.com>
146 Jiufu Guo <guojiufu@linux.ibm.com>
149 * config/rs6000/rs6000.c (rs6000_can_inline_p): Prohibit inlining if
150 the callee explicitly disables some isa_flags the caller is using.
152 2019-10-16 Richard Sandiford <richard.sandiford@arm.com>
154 * function-abi.cc (expr_callee_abi): Assert for POINTER_TYPE_P.
156 2019-10-16 Richard Sandiford <richard.sandiford@arm.com>
158 * genmodes.c (mode_data::order): New field.
159 (blank_mode): Update accordingly.
160 (VECTOR_MODES_WITH_PREFIX): Add an order parameter.
161 (make_vector_modes): Likewise.
162 (VECTOR_MODES): Update use accordingly.
163 (cmp_modes): Sort by the new order field ahead of sorting by size.
164 * config/aarch64/aarch64-modes.def (VNx2QI, VN2xHI, VNx2SI)
165 (VNx4QI, VNx4HI, VNx8QI): New partial vector modes.
166 * config/aarch64/aarch64.c (VEC_PARTIAL): New flag value.
167 (aarch64_classify_vector_mode): Handle the new partial modes.
168 (aarch64_vl_bytes): New function.
169 (aarch64_hard_regno_nregs): Use it instead of BYTES_PER_SVE_VECTOR
170 when counting the number of registers in an SVE mode.
171 (aarch64_class_max_nregs): Likewise.
172 (aarch64_hard_regno_mode_ok): Don't allow partial vectors
174 (aarch64_classify_address): Treat partial vectors analogously
176 (aarch64_print_address_internal): Consolidate the printing of
177 MUL VL addresses, using aarch64_vl_bytes as the number of
178 bytes represented by "VL".
179 (aarch64_vector_mode_supported_p): Reject partial vector modes.
181 2019-10-16 Richard Sandiford <richard.sandiford@arm.com>
183 * config/aarch64/aarch64.c (aarch64_layout_frame): Use is_constant
184 rather than known_lt when choosing frame layouts.
186 2019-10-16 Richard Sandiford <richard.sandiford@arm.com>
188 * config/aarch64/aarch64.c (aarch64_layout_frame): Assert
189 that all the adjustments add up to the full frame size.
190 Use crtl->outgoing_args_size directly as the final adjustment
193 2019-10-16 Richard Sandiford <richard.sandiford@arm.com>
195 * config/aarch64/aarch64.c (aarch64_layout_frame): Use a local
196 "frame" reference instead of always referring directly to
197 "cfun->machine->frame".
199 2019-10-16 Richard Biener <rguenther@suse.de>
201 PR tree-optimization/92119
202 * tree-vect-patterns.c (vect_recog_rotate_pattern): Guard
203 against missing bswap lhs.
205 2019-10-16 Richard Sandiford <richard.sandiford@arm.com>
208 * poly-int.h (constant_lower_bound_with_limit): New function.
209 (constant_upper_bound_with_limit): Likewise.
210 * doc/poly-int.texi: Document them.
211 * tree-vrp.c (value_range_base::set): Convert POLY_INT_CST bounds
212 into the worst-case INTEGER_CST bounds.
214 2019-10-16 Feng Xue <fxue@os.amperecomputing.com>
217 * doc/invoke.texi (ipa-max-param-expr-ops): Document new option.
218 * params.def (PARAM_IPA_MAX_PARAM_EXPR_OPS): New.
219 * ipa-predicat.h (struct expr_eval_op): New struct.
220 (expr_eval_ops): New typedef.
221 (struct condition): Add type and param_ops fields, remove size field.
222 (add_condition): Replace size parameter with type parameter, add
224 * ipa-predicat.c (expr_eval_ops_equal_p): New function.
225 (predicate::add_clause): Add comparisons on type and param_ops.
226 (dump_condition): Add debug dump for param_ops.
227 (remap_after_inlining): Adjust call arguments to add_condition.
228 (add_condition): Replace size parameter with type parameter, add
229 param_ops parameter. Unshare constant value used in conditions.
230 * ipa-fnsummary.c (evaluate_conditions_for_known_args): Fold
231 parameter expressions using param_ops.
232 (decompose_param_expr): New function.
233 (set_cond_stmt_execution_predicate): Use call to decompose_param_expr
234 to replace call to unmodified_parm_or_parm_agg_item.
235 (set_switch_stmt_execution_predicate): Likewise.
236 (will_be_nonconstant_expr_predicate): Likewise. Replace usage of size
238 (inline_read_section): Read param_ops from summary stream.
239 (ipa_fn_summary_write): Write param_ops to summary stream.
241 2019-10-15 Segher Boessenkool <segher@kernel.crashing.org>
243 PR rtl-optimization/92107
244 * genattrtab.c (write_attr_value) <do_operator>: Parenthesize the
247 2019-10-15 Iain Sandoe <iain@sandoe.co.uk>
249 * config/darwin.c: Update description of fix and continue.
251 2019-10-15 Iain Sandoe <iain@sandoe.co.uk>
253 * config/darwin.c (darwin_binds_local_p): Update to call
254 default_binds_local_p_3 () directly. amend comments.
256 2019-10-15 Richard Biener <rguenther@suse.de>
258 * lto-streamer-out.c (lto_variably_modified_type_p): New.
259 (tree_is_indexable): Use it.
260 * tree-streamer-out.c (pack_ts_type_common_value_fields):
261 Stream variably_modified_type_p as TYPE_LANG_FLAG_0.
262 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Likewise.
264 2019-10-15 Jozef Lawrynowicz <jozef.l@mittosystems.com>
266 * config/msp430/msp430.md (zero_extendqipsi2): New.
267 (zero_extendqisi2): Optimize case where src register and base dst
268 register are the same.
269 (zero_extendhipsi2): Don't use 430X insn for rYs->r case.
270 (zero_extendpsisi2): Optimize r->m case.
271 Add unnamed insn patterns to catch insns combine searches for when
272 optimizing pointer manipulation.
274 2019-10-15 Jozef Lawrynowicz <jozef.l@mittosystems.com>
276 * config/msp430/msp430.md: Group zero_extend* insns together.
278 2019-10-15 Jozef Lawrynowicz <jozef.l@mittosystems.com>
280 * config/msp430/constraints.md: Allow post_inc operand for "Ya"
282 * config/msp430/msp430.c (msp430_legitimate_address_p): Handle
284 (msp430_subreg): Likewise.
285 (msp430_split_addsi): Likewise.
286 (msp430_print_operand_addr): Likewise.
287 * config/msp430/msp430.h (HAVE_POST_INCREMENT): Define.
288 (USE_STORE_POST_INCREMENT): Define.
289 * config/msp430/msp430.md: Use the msp430_general_dst_operand or
290 msp430_general_dst_nonv_operand predicates for the lvalues of insns.
291 * config/msp430/predicates.md (msp430_nonpostinc_operand): New.
292 (msp430_general_dst_operand): New.
293 (msp430_general_dst_nonv_operand): New.
294 (msp430_nonsubreg_operand): Remove.
295 (msp430_nonsubreg_dst_operand): New.
296 (msp430_nonsubreg_or_imm_operand): Allow reg or mem operands in place
297 of defunct msp430_nonsubreg_operand.
298 (msp430_nonsubregnonpostinc_or_imm_operand): New.
300 2019-10-15 Richard Biener <rguenther@suse.de>
302 PR tree-optimization/91929
303 * tree-ssa-pre.c (pre_expr_d::loc): New member.
304 (get_or_alloc_expr_for_name): Initialize it.
305 (get_or_alloc_expr_for_constant): Likewise.
306 (phi_translate_1): Copy it.
307 (create_expression_by_pieces): Use the original location
308 of the expression for the inserted stmt.
309 (compute_avail): Record the location of the stmt for the
312 2019-10-15 Richard Sandiford <richard.sandiford@arm.com>
314 * tree-ssa-strlen.c (count_nonzero_bytes): Check tree_fits_uhwi_p
315 before using tree_to_uhwi.
317 2019-10-15 Ilya Leoshkevich <iii@linux.ibm.com>
319 * config/s390/s390.md: Run %a0:DI splitters only after reload.
321 2019-10-15 Richard Biener <rguenther@suse.de>
323 PR tree-optimization/92094
324 * tree-vect-loop.c (vectorizable_reduction): For nested cycles
325 do not adjust the reduction definition def type.
326 * tree-vect-stmts.c (vect_transform_stmt): Verify the scalar stmt
327 defines the latch argument of the PHI.
329 2019-10-15 Hongyu Wang <hongtao.wang@intel.com>
332 * config/i386/avx512fintrin.h (_mm_mask_roundscale_ss,
333 _mm_maskz_roundscale_ss, _mm_maskz_roundscale_round_ss,
334 _mm_maskz_roundscale_round_ss, _mm_mask_roundscale_sd,
335 _mm_maskz_roundscale_sd, _mm_mask_roundscale_round_sd,
336 _mm_maskz_roundscale_round_sd): New intrinsics.
337 (_mm_roundscale_ss, _mm_roundscale_round_ss): Use
338 __builtin_ia32_rndscales?_mask_round builtins instead of
339 __builtin_ia32_rndscales?_round.
340 * config/i386/i386-builtin.def (__builtin_ia32_rndscaless_round,
341 __builtin_ia32_rndscalesd_round): Remove.
342 (__builtin_ia32_rndscaless_mask_round,
343 __builtin_ia32_rndscalesd_mask_round): New intrinsics.
345 (avx512f_rndscale<mode><round_saeonly_name>): Renamed to ...
346 (avx512f_rndscale<mode><mask_scalar_name><round_saeonly_scalar_name>):
347 ... this, adjust and add subst atrributes to make it maskable.
349 2019-10-15 Richard Biener <rguenther@suse.de>
352 * common.opt (fallow-store-data-races): New.
353 * params.def (PARAM_ALLOW_STORE_DATA_RACES): Remove.
354 * params.h (ALLOW_STORE_DATA_RACES): Likewise.
355 * doc/invoke.texi (fallow-store-data-races): Document.
356 (--param allow-store-data-races): Remove docs.
357 * opts.c (default_options_table): Enable -fallow-store-data-races
359 (default_options_optimization): Do not enable --param
360 allow-store-data-races at -Ofast.
361 * tree-if-conv.c (ifcvt_memrefs_wont_trap): Use flag_store_data_races
362 instead of PARAM_ALLOW_STORE_DATA_RACES.
363 * tree-ssa-loop-im.c (execute_sm): Likewise.
365 2019-10-15 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
367 PR tree-optimization/92085
368 * tree-if-conv.c (ifcvt_local_dce): Call gsi_next in else clause,
369 instead of calling it unconditionally after
370 delete_dead_or_redundant_assignment and fix indentation.
372 2019-10-15 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
374 * config/arm/vfp.md (fma<SDF:mode>4): Enable DF only when
376 (*fmsub<SDF:mode>4): Likewise.
377 *fnmsub<SDF:mode>4): Likewise.
378 (*fnmadd<SDF:mode>4): Likewise.
380 2019-10-14 Joel Hutton <Joel.Hutton@arm.com>
382 * doc/tree-ssa.texi: Update renamed macro name.
384 2019-10-14 Mihailo Stojanovic <mistojanovic@wavecomp.com>
386 * config/mips/mips.c (mips_cannot_force_const_mem): Reject
389 2019-10-14 Iain Sandoe <iain@sandoe.co.uk>
391 * config/darwin.c: Use unsigned ints for the picbase label
392 counters, initialise the vars explicitly.
393 (update_pic_label_number_if_needed): Move a variable declaration
394 to where it's needed.
395 (machopic_output_function_base_name): Use a more strict checking
396 assert, and and unsigned int for the picbase label counter.
397 (machopic_get_function_picbase): Likewise.
399 2019-10-14 Richard Biener <rguenther@suse.de>
402 * dse.c (scan_insn): Use param max_active_local_stores.
403 (dse_step1): Get PARAM_MAX_DSE_ACTIVE_LOCAL_STORES and adjust
404 based on optimization level.
405 * loop-invariant.c (move_loop_invariants): Adjust
406 LOOP_INVARIANT_MAX_BBS_IN_LOOP based on optimization level.
407 * opts.c (default_options_optimization): Do not adjust
408 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES and
409 LOOP_INVARIANT_MAX_BBS_IN_LOOP here.
411 2019-10-14 Wilco Dijkstra <wdijkstr@arm.com>
413 * config/arm/arm.c (arm_legitimize_address): Remove Thumb-2 bailout.
415 2019-10-14 Wilco Dijkstra <wdijkstr@arm.com>
417 * config/arm/arm.c (arm_option_override): Don't override sched
420 2019-10-14 Richard Biener <rguenther@suse.de>
422 PR tree-optimization/92069
423 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): For nested
424 cycles do not set vect_nested_cycle on the latch definition.
426 2019-10-14 Richard Sandiford <richard.sandiford@arm.com>
428 * function-abi.h (expr_callee_abi): Declare.
429 * function-abi.cc (expr_callee_abi): New function.
431 2019-10-14 Aldy Hernandez <aldyh@redhat.com>
433 * tree-vrp.c (value_range_base::set): Normalize unsigned ~[0,0]
435 * tree-vrp.h (value_range_base::nonzero_p): Adjust for unsigned
436 non-zero being represented as [1,MAX].
438 2019-10-14 Xiong Hu Luo <luoxhu@linux.ibm.com>
440 * tree-sra.c (dump_access): Add missing braces.
442 2019-10-13 Iain Sandoe <iain@sandoe.co.uk>
444 * config/darwin.c (machopic_indirection_name): Rework the
445 function to emit linker-visible symbols only for indirections
446 in the data section. Clean up the code and update comments.
448 2019-10-13 Iain Sandoe <iain@sandoe.co.uk>
450 * config/darwin.c (machopic_indirect_data_reference): Remove
453 2019-10-13 Nathan Sidwell <nathan@acm.org>
455 * gengtype-lex.l (CXX_KEYWORD): Add 'mutable'.
457 2019-10-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
459 * doc/sourcebuild.texi (Test Directives, Add Options): Remove
462 2019-10-12 Jan Hubicka <hubicka@ucw.cz>
464 * lto-streamer-out.c (collect_block_tree_leafs): Renumber statements
465 so non-virutal are before virutals.
466 (output_function): Avoid body modifications.
468 2019-10-12 John David Anglin <danglin@gcc.gnu.org>
470 * config/pa/pa.c (pa_output_call): Load descriptor address to register
471 %r22. Load function address before global pointer.
472 (pa_attr_length_indirect_call): Adjust length of inline versions of
474 (pa_output_indirect_call): Remove fast inline version of $$dyncall
475 before normal cases. Update inline $$dyncall sequences to preserve
476 function descriptor address in register %r22.
477 (TRAMPOLINE_CODE_SIZE): Adjust.
478 (pa_asm_trampoline_template): Revise 32-bit trampoline. Don't assume
479 register %r22 contains trampoline address.
480 (pa_trampoline_init): Adjust offsets.
481 (pa_trampoline_adjust_address): Likewise.
482 * config/pa/pa.h (TRAMPOLINE_SIZE): Adjust 32-bit size.
484 2019-10-12 Iain Sandoe <iain@sandoe.co.uk>
487 * config/darwin.c (machopic_indirection): New field to flag
488 non-lazy-symbol-pointers in the data section.
489 (machopic_indirection_name): Compute if an indirection should
490 appear in the data section.
491 (machopic_output_data_section_indirection): New callback split
492 from machopic_output_indirection.
493 (machopic_output_stub_indirection): Likewise.
494 (machopic_output_indirection): Retain the code for non-lazy
495 symbol pointers in their regular section.
496 (machopic_finish): Use the new callbacks to order the indirection
499 2019-10-12 Iain Sandoe <iain@sandoe.co.uk>
501 * config/darwin-protos.h (machopic_finish): Delete.
502 * config/darwin.c (machopic_finish): Make static.
504 2019-10-12 Iain Sandoe <iain@sandoe.co.uk>
506 * config/darwin.c (darwin_file_end): Only emit empty CTOR/DTOR
507 sections when building kernel extension code.
509 2019-10-12 Palmer Dabbelt <palmer@sifive.com>
511 * doc/extend.texi (Alternate Keywords): Change "-std=c11" to "a
514 2019-10-12 John David Anglin <danglin@gcc.gnu.org>
516 * gcc/config/pa/pa.c (pa_option_override): Remove trailing comma
519 2019-10-12 Jakub Jelinek <jakub@redhat.com>
522 * tree-eh.c (operation_could_trap_helper_p) <case COND_EXPR>
523 <case VEC_COND_EXPR>: Return false with *handled = false.
524 (tree_could_trap_p): For {,VEC_}COND_EXPR return false instead of
525 recursing on the first operand.
526 * fold-const.c (simple_operand_p_2): Use generic_expr_could_trap_p
527 instead of tree_could_trap_p.
528 * tree-ssa-sccvn.c (vn_nary_may_trap): Formatting fixes.
530 2019-10-11 Jim Wilson <jimw@sifive.com>
532 PR rtl-optimization/91860
533 * combine.c (subst): If new_rtx is a constant, also check for
534 SIGN_EXTEND when deciding whether to call simplify_unary_operation.
536 2019-10-11 Richard Sandiford <richard.sandiford@arm.com>
538 * expr.c (store_expr): Use rtx_to_poly_int64 rather than
539 INTVAL when calling store_bit_field.
541 2019-10-11 Wilco Dijkstra <wdijkstr@arm.com>
543 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Set when optimizing for
546 2019-10-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
548 * tree-vect-loop.c (vect_analyze_loop_operations): Adjust call to
549 vectorizable_live_operation.
550 (vectorizable_live_operation): Adjust parameters.
551 * tree-vect-stmts.c (vect_init_vector,
552 vect_gen_widened_results_half): Fix typo in function comment.
553 (can_vectorize_live_stmts): Adjust function comment.
554 Adjust parameters. Adjust call to vectorizable_live_operation.
555 (vect_analyze_stmt): Adjust call to can_vectorize_live_stmts.
556 (vect_transform_stmt): Adjust function comment. Adjust call to
557 can_vectorize_live_stmts.
558 * tree-vectorizer.h (vectorizable_live_operation): Adjust parameters.
560 2019-10-11 Richard Biener <rguenther@suse.de>
562 PR tree-optimization/90883
563 PR tree-optimization/91091
564 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use correct
565 alias-sets both for recording VN table entries and continuing
566 walking after translating through copies. Handle same-sized
567 reads from SSA names by returning the plain SSA name.
568 (eliminate_dom_walker::eliminate_stmt): Properly handle
569 non-size precision stores in redundant store elimination.
571 2019-10-11 Jan Hubicka <hubicka@ucw.cz>
573 * ggc-page.c (release_pages): Output statistics when !quiet_flag.
574 (ggc_collect): Dump later to not interfere with release_page dump.
575 (ggc_trim): New function.
576 * ggc-none.c (ggc_trim): New.
577 * ggc.h (ggc_trim): Declare.
579 2019-10-11 Richard Biener <rguenther@suse.de>
581 PR tree-optimization/92066
582 PR tree-optimization/92046
583 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
584 Fix bogus cost model check.
586 2019-10-11 Tobias Burnus <tobias@codesourcery.com>
588 * langhooks-def.h (LANG_HOOKS_OMP_IS_ALLOCATABLE_OR_PTR): Define.
589 (LANG_HOOKS_DECLS): Add it.
590 * langhooks.h (lang_hooks_for_decls): Add omp_is_allocatable_or_ptr;
591 update comment for omp_is_optional_argument.
592 * omp-general.c (omp_is_allocatable_or_ptr): New.
593 * omp-general.h (omp_is_allocatable_or_ptr): Declare.
594 * omp-low.c (scan_sharing_clauses, lower_omp_target): Handle
595 Fortran's optional arguments and allocatable/pointer scalars
596 with use_device_addr.
598 2019-10-11 Ilya Leoshkevich <iii@linux.ibm.com>
601 * config/s390/2827.md: Add new opcodes.
602 * config/s390/2964.md: Likewise.
603 * config/s390/3906.md: Likewise.
604 * config/s390/8561.md: Likewise.
605 * config/s390/s390-builtins.def (s390_vfchesb): Use
606 the new vec_cmpgev4sf_quiet_nocc.
607 (s390_vfchedb): Use the new vec_cmpgev2df_quiet_nocc.
608 (s390_vfchsb): Use the new vec_cmpgtv4sf_quiet_nocc.
609 (s390_vfchdb): Use the new vec_cmpgtv2df_quiet_nocc.
610 (vec_cmplev4sf): Use the new vec_cmplev4sf_quiet_nocc.
611 (vec_cmplev2df): Use the new vec_cmplev2df_quiet_nocc.
612 (vec_cmpltv4sf): Use the new vec_cmpltv4sf_quiet_nocc.
613 (vec_cmpltv2df): Use the new vec_cmpltv2df_quiet_nocc.
614 * config/s390/s390-modes.def (CCSFPS): New mode.
615 * config/s390/s390.c (s390_match_ccmode_set): Support CCSFPS.
616 (s390_select_ccmode): Return CCSFPS for LT, LE, GT, GE and LTGT.
617 (s390_branch_condition_mask): Reuse CCS for CCSFPS.
618 (s390_expand_vec_compare): Use non-signaling patterns where
620 (s390_reverse_condition): Support CCSFPS.
621 * config/s390/s390.md (*cmp<mode>_ccsfps): New pattern.
622 * config/s390/vector.md: (VFCMP_HW_OP): Remove.
623 (asm_fcmp_op): Likewise.
624 (*smaxv2df3_vx): Use pattern for quiet comparison.
625 (*sminv2df3_vx): Likewise.
626 (*vec_cmp<VFCMP_HW_OP:code><mode>_nocc): Remove.
627 (*vec_cmpeq<mode>_quiet_nocc): New pattern.
628 (vec_cmpgt<mode>_quiet_nocc): Likewise.
629 (vec_cmplt<mode>_quiet_nocc): New expander.
630 (vec_cmpge<mode>_quiet_nocc): New pattern.
631 (vec_cmple<mode>_quiet_nocc): New expander.
632 (*vec_cmpeq<mode>_signaling_nocc): New pattern.
633 (*vec_cmpgt<mode>_signaling_nocc): Likewise.
634 (*vec_cmpgt<mode>_signaling_finite_nocc): Likewise.
635 (*vec_cmpge<mode>_signaling_nocc): Likewise.
636 (*vec_cmpge<mode>_signaling_finite_nocc): Likewise.
637 (vec_cmpungt<mode>): New expander.
638 (vec_cmpunge<mode>): Likewise.
639 (vec_cmpuneq<mode>): Use quiet patterns.
640 (vec_cmpltgt<mode>): Allow only on z14+.
641 (vec_cmpordered<mode>): Use quiet patterns.
642 (vec_cmpunordered<mode>): Likewise.
643 (VEC_CMP_EXPAND): Add ungt and unge.
645 2019-10-11 Jan Hubicka <hubicka@ucw.cz>
647 * gimple-streamer-out.c (output_gimple_stmt): Add explicit function
649 * lto-streamer-out.c: Include tree-dfa.h.
650 (output_cfg): Do not use cfun.
651 (lto_prepare_function_for_streaming): New.
652 (output_function): Do not push cfun; do not initialize loop optimizer.
653 * lto-streamer.h (lto_prepare_function_for_streaming): Declare.
654 * passes.c (ipa_write_summaries): Use it.
655 (ipa_write_optimization_summaries): Do not modify bodies.
656 * tree-dfa.c (renumber_gimple_stmt_uids): Add function parameter.
657 * tree.dfa.h (renumber_gimple_stmt_uids): Update prototype.
658 * tree-ssa-dse.c (pass_dse::execute): Update use of
659 renumber_gimple_stmt_uids.
660 * tree-ssa-math-opts.c (pass_optimize_widening_mul::execute): Likewise.
662 2019-10-11 Kewen Lin <linkw@gcc.gnu.org>
664 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Lower
665 vec_promote_demote cost to 1 for non-Power7 VSX architectures.
667 2019-10-10 Joseph Myers <joseph@codesourcery.com>
669 * ginclude/float.h [!__DEC32_MANT_DIG__]: Do not define DFP
671 [__STDC_WANT_IEC_60559_DFP_EXT__ || __STDC_VERSION__ > 201710L]:
672 Also define DFP macros for these conditions.
673 [!__STDC_WANT_DEC_FP__] (DEC32_SUBNORMAL_MIN, DEC64_SUBNORMAL_MIN,
674 DEC128_SUBNORMAL_MIN): Do not define.
675 [__STDC_WANT_IEC_60559_DFP_EXT__ || __STDC_VERSION__ > 201710L]
676 (DEC32_TRUE_MIN, DEC64_TRUE_MIN, DEC128_TRUE_MIN): New macros.
678 2019-10-10 Xiong Hu Luo <luoxhu@linux.ibm.com>
679 Sandra Loosemore <sandra@codesourcery.com>
682 * doc/lto.texi (IPA): Reference to the IPA passes.
683 * doc/passes.texi (Pass manager): Add node IPA passes and
684 description for each IPA pass.
686 2019-10-10 Jan Hubicka <hubicka@ucw.cz>
688 * ipa-reference.c: Do not include splay-tree.h
689 (reference_vars_to_consider): Turn to hash map.
690 (get_static_name, ipa_init, analyze_function, propagate,
691 stream_out_bitmap, ipa_reference_write_optimization_summary,
692 ipa_reference_write_optimization_summary): Update.
694 2019-10-10 Jan Hubicka <hubicka@ucw.cz>
696 * ipa-reference.c (propagate): Fix releasing of IPA summaries.
698 2019-10-10 Iain Sandoe <iain@sandoe.co.uk>
700 * config/darwin.c: Lookup Objective C metadata and force indirection
703 2019-10-10 Michael Meissner <meissner@linux.ibm.com>
705 * config/rs6000/rs6000.c (quad_address_p): Add check for prefixed
707 (mem_operand_gpr): Add check for prefixed addresses.
708 (mem_operand_ds_form): Add check for prefixed addresses.
709 (rs6000_legitimate_offset_address_p): If we support prefixed
710 addresses, check for a 34-bit offset instead of 16-bit.
711 (rs6000_legitimate_address_p): Add check for prefixed addresses.
712 Do not allow load/store with update if the address is prefixed.
713 (rs6000_mode_dependent_address): If we support prefixed
714 addresses, check for a 34-bit offset instead of 16-bit.
716 2019-10-10 Ilya Leoshkevich <iii@linux.ibm.com>
719 * config/s390/vector.md (vcond_comparison_operator): New
721 (vcond<V_HW:mode><V_HW2:mode>): Use vcond_comparison_operator.
723 2019-10-10 David Malcolm <dmalcolm@redhat.com>
726 * Makefile.in (CFLAGS-opts.o): Pass in DOCUMENTATION_ROOT_URL via
728 * configure.ac (--with-documentation-root-url): New option.
729 * configure: Regenerate.
730 * diagnostic-format-json.cc (json_end_diagnostic): If there is an
731 option URL, add it as a new string field of the diagnostic option.
732 * diagnostic.c (diagnostic_initialize): Initialize get_option_url.
733 (print_option_information): If get_option_url is non-NULL, call
734 it, and if the result is non-NULL, potentially emit an escape
735 sequence to markup the option text with the resulting URL.
736 * diagnostic.h (diagnostic_context::get_option_url): New callback.
737 * doc/invoke.texi (-fdiagnostics-format=): Add "option_url" to
738 example of JSON output.
739 * opts-diagnostic.h (get_option_url): New decl.
740 * opts.c (get_option_url): New function.
741 * toplev.c (general_init): Initialize the get_option_url callback.
743 2019-10-10 David Malcolm <dmalcolm@redhat.com>
746 * common.opt (fdiagnostics-urls=): New option.
747 (diagnostic-url.h): Add SourceInclude.
748 (diagnostic_url_rule): New enum.
749 * diagnostic-color.c: Include "diagnostic-url.h".
750 (diagnostic_urls_enabled_p): New function.
751 * diagnostic-url.h: New file.
752 * diagnostic.c: Include "diagnostic-url.h".
753 (diagnostic_urls_init): New function.
754 * diagnostic.h (diagnostic_urls_init): New decl.
755 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
756 -fdiagnostics-urls to the list.
757 (-fdiagnostics-urls): New option.
758 * gcc.c (driver_handle_option): Handle OPT_fdiagnostics_urls_.
759 (driver::global_initializations): Call diagnostic_urls_init.
760 * opts-global.c (init_options_once): Likewise.
761 * opts.c (common_handle_option): Handle OPT_fdiagnostics_urls_.
762 * pretty-print.c (pretty_printer::pretty_printer): Initialize
764 (pp_begin_url): New function.
765 (pp_end_url): New function.
766 (selftest::test_urls): New selftest.
767 (selftest::pretty_print_c_tests): Call it.
768 * pretty-print.h (pretty_printer::show_urls): New field.
769 (pp_begin_url): New decl.
770 (pp_end_url): New decl.
772 2019-10-10 Uroš Bizjak <ubizjak@gmail.com>
775 * config/alpha/alpha.c (alpha_handle_trap_shadows): Skip DEBUG_INSN.
777 2019-10-10 Oleg Endo <olegendo@gcc.gnu.org>
780 * config/sh/sh.h (TARGET_FPU_SH4_300): New macro.
781 * config/sh/sh.c (sh_option_override): Enable fsca and fsrra insns
782 also for TARGET_FPU_SH4_300.
783 (sh_emit_mode_set): Check for TARGET_FPU_SH4_300 instead of
785 * config/sh/sh.md (toggle_pr): Add TARGET_FPU_SH4_300 condition.
786 (negsf2): Expand to either negsf2_fpscr or negsf2_no_fpscr.
787 (*negsf2_i): Split into ...
788 (negsf2_fpscr, negsf2_no_fpscr): ... these new patterns.
789 (abssf2): Expand to either abssf2_fpsc or abssf2_no_fpsc.
790 (**abssf2_i): Split into ...
791 (abssf2_fpscr, abssf2_no_fpscr): ... these new patterns.
792 (negdf2): Expand to either negdf2_fpscr or negdf2_no_fpscr.
793 (*negdf2_i): Split into ...
794 (negdf2_fpscr, negdf2_no_fpscr): ... these new patterns.
795 (absdf2): Expand to either absdf2_fpscr or absdf2_no_fpsc.
796 (**abssf2_i): Split into ...
797 (absdf2_fpscr, absdf2_no_fpscr): ... these new patterns.
799 2019-10-10 Richard Biener <rguenther@suse.de>
802 * opts.c (finish_options): Do not influence global --params
803 from options that are adjustable per function.
804 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
805 Apply --param adjustment based on active cost-model.
806 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Disable
807 further store-sinking when vectorization or if-conversion
810 2019-10-10 Jan Hubicka <hubicka@ucw.cz>
813 * cgraph.c (symbol_table_test::symbol_table_test): Use ggc_alloc
814 rather than ggc_alloc_cleared to alloc symbol table.
815 * toplev.c (general_init): Likewise.
816 * cgraph.h (symbol_table): Explicitly construct every field.
818 2019-10-10 Andreas Krebbel <krebbel@linux.ibm.com>
820 * common/config/s390/s390-common.c (PF_ARCH13): Rename to...
822 * config.gcc: Add z15 as option for --with-arch and --with-tune
824 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Add
825 error reporting for unsupported builtins.
826 * config/s390/s390-opts.h (enum processor_type): Rename
827 PROCESSOR_8561_ARCH13 to PROCESSOR_8561_Z15.
828 * config/s390/8561.md: Rename arch13 to z15 throughout the file.
829 * config/s390/driver-native.c (s390_host_detect_local_cpu):
831 * config/s390/s390-builtins.def: Likewise.
832 * config/s390/s390.c (processor_table): Add z15 as option and keep arch13 as alternative.
833 (s390_expand_builtin): Add missing check for unsupported builtins.
834 (s390_canonicalize_comparison): Rename TARGET_ARCH13 to TARGET_Z15.
835 (s390_rtx_costs): Likewise.
836 (s390_get_sched_attrmask): Rename arch13 to z15.
837 (s390_get_unit_mask): Likewise.
838 (s390_is_fpd): Likewise.
839 (s390_is_fxd): Likewise.
840 * config/s390/s390.h (enum processor_flags): Likewise.
841 * config/s390/s390.md: Likewise.
842 * config/s390/vector.md: Likewise.
843 * config/s390/vx-builtins.md: Likewise.
844 * config/s390/s390.opt: Add z15 to processor_type value.
846 2019-10-10 Andreas Krebbel <krebbel@linux.ibm.com>
849 * config/s390/s390-protos.h (s390_output_split_stack_data): Add
851 * config/s390/s390.md (UNSPECV_SPLIT_STACK_DATA): Remove.
852 ("split_stack_data", "split_stack_call")
853 ("split_stack_call_<mode>", "split_stack_cond_call")
854 ("split_stack_cond_call_<mode>"): Remove.
855 ("@split_stack_call<mode>", "@split_stack_cond_call<mode>"): New
857 * config/s390/s390.c (s390_output_split_stack_data): New function.
858 (s390_expand_split_stack_prologue): Use the merged expander.
860 2019-10-09 Martin Sebor <msebor@redhat.com>
862 PR tree-optimization/90879
863 * builtins.c (check_access): Avoid using maxbound when null.
864 * calls.c (maybe_warn_nonstring_arg): Adjust to get_range_strlen change.
865 * doc/invoke.texi (-Wstring-compare): Document new warning option.
866 * gimple-fold.c (get_range_strlen_tree): Make setting maxbound
868 (get_range_strlen): Overwrite initial maxbound when non-null.
869 * gimple-ssa-sprintf.c (get_string_length): Adjust to get_range_strlen
871 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Same.
872 (used_only_for_zero_equality): New function.
873 (handle_builtin_memcmp): Call it.
874 (determine_min_objsize): Return an integer instead of tree.
875 (get_len_or_size, strxcmp_eqz_result): New functions.
876 (maybe_warn_pointless_strcmp): New function.
877 (handle_builtin_string_cmp): Call it. Fold zero-equality of strcmp
878 between a longer string and a smaller array.
879 (get_range_strlen_dynamic): Overwrite initial maxbound when non-null.
881 2019-10-09 Iain Sandoe <iain@sandoe.co.uk>
883 * config/darwin.c (darwin_override_options): Make the check for
884 Objective-C ABI version more specific for 64bit code.
886 2019-10-09 Iain Sandoe <iain@sandoe.co.uk>
888 * config/darwin.c (machopic_indirect_data_reference): Set flag to
889 indicate that the new symbol is an indirection.
890 (machopic_indirect_call_target): Likewise.
891 * config/darwin.h (MACHO_SYMBOL_FLAG_INDIRECTION): New.
892 (MACHO_SYMBOL_INDIRECTION_P): New.
893 (MACHO_SYMBOL_FLAG_STATIC): Adjust bit number.
895 2019-10-08 Jason Merrill <jason@redhat.com>
897 * doc/invoke.texi: Document -fconcepts-ts.
899 2019-10-09 Richard Biener <rguenther@suse.de>
901 * tree-vect-loop.c (vect_is_simple_reduction): Simplify and
902 allow stmts other than GIMPLE_ASSIGN in nested cycles.
904 2019-10-08 Richard Biener <rguenther@suse.de>
906 * tree-vectorizer.h (_stmt_vec_info::reduc_vectype_in): New.
907 (_stmt_vec_info::force_single_cycle): Likewise.
908 (STMT_VINFO_FORCE_SINGLE_CYCLE): New.
909 (STMT_VINFO_REDUC_VECTYPE_IN): Likewise.
910 * tree-vect-loop.c (vectorizable_reduction): Set
911 STMT_VINFO_REDUC_VECTYPE_IN and STMT_VINFO_FORCE_SINGLE_CYCLE.
912 (vect_transform_reduction): Use them to remove redundant code.
913 (vect_transform_cycle_phi): Likewise.
915 2019-10-08 Dmitrij Pochepko <dmitrij.pochepko@bell-sw.com>
917 PR tree-optimization/90836
918 * gcc/match.pd (popcount): New pattern.
920 2019-10-08 Martin Sebor <msebor@redhat.com>
924 * tree-ssa-strlen.c (count_nonzero_bytes): Avoid recursing for MEM_REF
925 again once nbytes has been set. Set the access size when not yet set.
927 2019-10-08 Iain Sandoe <iain@sandoe.co.uk>
929 * config/darwin.c (machopic_select_section): Remove dead code for
930 old Objective-C section selection method, replace with unreachable.
932 2019-10-08 Iain Sandoe <iain@sandoe.co.uk>
934 * config/darwin.c (machopic_indirect_data_reference): Check for
935 required indirections before making direct access to defined
937 (machopic_output_indirection): Place the indirected pointes for
938 required indirections into the non-lazy symbol pointers section.
939 (darwin_encode_section_info):
940 * config/darwin.h (MACHO_SYMBOL_FLAG_MUST_INDIRECT): New.
941 (MACHO_SYMBOL_MUST_INDIRECT_P): New.
943 2019-10-08 Uroš Bizjak <ubizjak@gmail.com>
946 * config/i386/i386.c (x86_avx_u128_mode_needed): Use SSE_REG
947 instead of ALL_SSE_REG to check if function call preserves some
948 256-bit SSE registers.
950 2019-10-08 Tulio Magno Quites Machado Filho <tuliom@linux.ibm.com>
952 * config.gcc: Move -L usage from LINK_OS_EXTRA_SPEC32 and
953 LINK_OS_EXTRA_SPEC64 to MD_STARTFILE_PREFIX and
954 MD_STARTFILE_PREFIX_1 when using --with-advance-toolchain.
956 2019-10-08 Richard Biener <rguenther@suse.de>
958 * tree-vectorizer.h (_stmt_vec_info::v_reduc_type): Remove.
959 (_stmt_vec_info::is_reduc_info): Add.
960 (STMT_VINFO_VEC_REDUCTION_TYPE): Remove.
961 (vectorizable_condition): Remove.
962 (vectorizable_shift): Likewise.
963 (vectorizable_reduction): Adjust.
964 (info_for_reduction): New.
965 * tree-vect-loop.c (vect_force_simple_reduction): Fold into...
966 (vect_analyze_scalar_cycles_1): ... here.
967 (vect_analyze_loop_operations): Adjust.
968 (needs_fold_left_reduction_p): Simplify for single caller.
969 (vect_is_simple_reduction): Likewise. Remove stmt restriction
970 for nested cycles not part of double reductions.
971 (vect_model_reduction_cost): Pass in the reduction type.
972 (info_for_reduction): New function.
973 (vect_create_epilog_for_reduction): Use it, access reduction
974 meta off the stmt info it returns. Use STMT_VINFO_REDUC_TYPE
975 instead of STMT_VINFO_VEC_REDUCTION_TYPE.
976 (vectorize_fold_left_reduction): Remove pointless assert.
977 (vectorizable_reduction): Analyze the full reduction when
978 visiting the outermost PHI. Simplify. Use STMT_VINFO_REDUC_TYPE
979 instead of STMT_VINFO_VEC_REDUCTION_TYPE. Direct reduction
980 stmt code-generation to vectorizable_* in most cases. Verify
981 code-generation only for cases handled by
982 vect_transform_reductuon.
983 (vect_transform_reduction): Use info_for_reduction to get at
984 reduction meta. Simplify.
985 (vect_transform_cycle_phi): Likewise.
986 (vectorizable_live_operation): Likewise.
987 * tree-vect-patterns.c (vect_reassociating_reduction_p): Look
988 at the PHI node for STMT_VINFO_REDUC_TYPE.
989 * tree-vect-slp.c (vect_schedule_slp_instance): Remove no
990 longer necessary code.
991 * tree-vect-stmts.c (vectorizable_shift): Make static again.
992 (vectorizable_condition): Likewise. Get at reduction related
993 info via info_for_reduction.
994 (vect_analyze_stmt): Adjust.
995 (vect_transform_stmt): Likewise.
996 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Initialize
997 STMT_VINFO_REDUC_TYPE instead of STMT_VINFO_VEC_REDUCTION_TYPE.
999 2019-10-08 Joseph Myers <joseph@codesourcery.com>
1001 * doc/invoke.texi (-ffp-int-builtin-inexact): Document
1002 -fno-fp-int-builtin-inexact default for C2X.
1004 2019-10-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1005 Richard Biener <rguenther@suse.de>
1007 PR tree-optimization/91532
1008 * tree-if-conv.c: Include tree-ssa-dse.h.
1009 (ifcvt_local_dce): Change param from bb to loop,
1010 and call dse_classify_store.
1011 (tree_if_conversion): Pass loop instead of loop->header as arg
1013 * tree-ssa-dse.c: Include tree-ssa-dse.h.
1014 (delete_dead_or_redundant_assignment): Remove static qualifier from
1015 declaration, and add prototype in tree-ssa-dse.h.
1016 (dse_store_status): Move to tree-ssa-dse.h.
1017 (dse_classify_store): Remove static qualifier and add new tree param
1018 stop_at_vuse, and add prototype in tree-ssa-dse.h.
1019 * tree-ssa-dse.h: New header.
1021 2019-10-07 Iain Sandoe <iain@sandoe.co.uk>
1023 * config/darwin.c (machopic_output_indirection): Don't put
1024 hidden symbol indirections into the .data section, use the
1025 non-lazy symbol pointers section as normal.
1026 (darwin_encode_section_info): Record if a symbol is hidden.
1027 * config/darwin.h (MACHO_SYMBOL_FLAG_HIDDEN_VIS): New.
1028 (MACHO_SYMBOL_HIDDEN_VIS_P): New.
1030 2019-10-07 Iain Sandoe <iain@sandoe.co.uk>
1032 * config/darwin.c (machopic_symbol_defined_p): Use symbol flag
1033 predicates instead of accessing bits directly.
1034 (machopic_indirect_call_target): Likewise.
1035 (machopic_output_indirection): Likewise.
1036 (darwin_encode_section_info): Improve description. Use renamed
1037 symbol flags. Use predicate macros for variables and functions.
1039 Rename MACHO_SYMBOL_VARIABLE to MACHO_SYMBOL_FLAG_VARIABLE.
1040 Rename MACHO_SYMBOL_DEFINED to MACHO_SYMBOL_FLAG_DEFINED.
1041 Rename MACHO_SYMBOL_STATIC to MACHO_SYMBOL_FLAG_STATIC.
1042 (MACHO_SYMBOL_VARIABLE_P): New.
1043 (MACHO_SYMBOL_DEFINED_P):New.
1044 (MACHO_SYMBOL_STATIC_P): New.
1045 * config/i386/darwin.h (MACHO_SYMBOL_FLAG_VARIABLE): Delete.
1046 (SYMBOL_FLAG_SUBT_DEP): New.
1047 * config/rs6000/darwin.h (SYMBOL_FLAG_SUBT_DEP): New.
1049 2019-10-07 Jozef Lawrynowicz <jozef.l@mittosystems.com>
1051 * config/msp430/msp430.c (msp430_file_end): s/msp_/msp430_/
1052 (msp430_expand_epilogue): Likewise.
1053 * config/msp430/predicates.md: Likewise.
1054 * config/msp430/msp430.md: Likewise.
1055 Replace blocks of 8 spaces with tabs.
1057 2019-10-07 Jozef Lawrynowicz <jozef.l@mittosystems.com>
1059 * config/msp430/msp430-protos.h (msp430_split_addsi): New prototype.
1060 * config/msp430/msp430.c (msp430_split_addsi): New.
1061 * config/msp430/msp430.md: Call msp430_split_addsi () instead of using
1062 a block of C code for splitting addsi.
1064 2019-10-07 Uroš Bizjak <ubizjak@gmail.com>
1066 * config/i386/i386-expand.c (ix86_expand_floorceildf_32,
1067 ix86_expand_rounddf_32): Reorder functions.
1068 * config/i386/i386-protos.h: Update.
1070 2019-10-07 Jozef Lawrynowicz <jozef.l@mittosystems.com>
1072 * config.in: Regenerate.
1073 * config/msp430/constraints.md: Fix docstring for "Ys" constraint.
1074 Add new "Yx" constraint.
1075 * config/msp430/driver-msp430.c (msp430_propagate_region_opt): New spec
1077 * config/msp430/msp430-protos.h (msp430_op_not_in_high_mem): New
1079 * config/msp430/msp430.c (msp430_option_override): Allow the lower
1080 code/data region to be selected in the small memory model.
1081 (msp430_section_attr): Don't warn if the "section" and "lower"
1082 attributes are used together.
1083 (msp430_handle_generic_attribute): Likewise.
1084 (msp430_var_in_low_mem): New function.
1085 (TARGET_ENCODE_SECTION_INFO): Define.
1086 (msp430_encode_section_info): New function.
1087 (gen_prefix): Return early in the small memory model.
1088 Require TARGET_USE_LOWER_REGION_PREFIX to be set before adding the
1089 ".lower" prefix if -m{code,data}-region=lower have been passed.
1090 (msp430_output_aligned_decl_common): Emit common symbols when
1091 -mdata-region=lower is passed unless TARGET_USE_LOWER_REGION_PREFIX is
1093 (TARGET_ASM_FILE_END): Define.
1094 (msp430_file_end): New function.
1095 (msp430_do_not_relax_short_jumps): Allow relaxation when
1096 function will be in the lower region.
1097 (msp430_op_not_in_high_mem): New function.
1098 (msp430_print_operand): Check "msp430_op_not_in_high_mem" for
1099 the 'X' operand selector.
1100 Clarify comment for 'x' operand selector.
1101 * config/msp430/msp430.h (LINK_SPEC): Propagate
1102 -m{code,data}-region to the linker via spec function
1103 msp430_propagate_region_opt.
1104 (msp430_propagate_region_opt): New prototype.
1105 (EXTRA_SPEC_FUNCTIONS): Add msp430_propagate_region_opt.
1106 (SYMBOL_FLAG_LOW_MEM): Define.
1107 * config/msp430/msp430.md (addsipsi3): Add missing "%X" operand
1109 (zero_extendqihi2): Fix operand number used by "%X" selector.
1110 (zero_extendqisi2): Likewise.
1111 (zero_extendhisi2): Likewise.
1112 (movqi): Use "Yx" constraint in place of "%X" operand selector.
1117 (addhi3_cy): Likewise.
1118 (addchi4_cy): Likewise.
1122 (bic<mode>3): Likewise.
1123 (and<mode>3): Likewise.
1124 (ior<mode>3): Likewise.
1125 (xor<mode>3): Likewise.
1126 (slli_1): Add missing "%X" operand selector.
1134 (cbranchqi4_real): Use "Yx" constraint in place of "%X" operand
1136 (cbranchhi4_real): Likewise.
1137 (cbranchqi4_reversed): Likewise.
1138 (cbranchhi4_reversed): Likewise.
1139 (*bitbranch<mode>4): Likewise.
1140 (*bitbranch<mode>4_z): Remove unnecessary "%x" operand selector.
1141 * config/msp430/msp430.opt (mcode-region=): Set default to
1142 MSP430_REGION_LOWER. Improve docstring.
1143 (mdata-region=): Likewise.
1144 (muse-lower-region-prefix): New option.
1145 * config/msp430/t-msp430 (MULTILIB_OPTIONS): Add
1146 mdata-region=none multilib.
1147 (MULTILIB_MATCHES): Set mdata-region={upper,either} to match
1148 mdata-region=none multilib.
1149 MULTILIB_EXCEPTIONS: Remove.
1150 MULTILIB_REQUIRED: Define.
1151 * configure: Regenerate.
1152 * configure.ac: Define HAVE_AS_GNU_ATTRIBUTE and
1153 HAVE_AS_MSPABI_ATTRIBUTE if GAS version >= 2.33.50.
1154 * doc/extend.texi: Clarify comment for {upper,lower,either}
1155 function attributes.
1156 Add separate description for "lower" variable attribute.
1158 2019-10-07 Ilya Leoshkevich <iii@linux.ibm.com>
1161 * optabs-tree.c (vcond_icode_p): New function.
1162 (vcond_eq_icode_p): Likewise.
1163 (expand_vec_cond_expr_p): Use vcond_icode_p and
1165 * optabs.c (can_vcond_compare_p): New function.
1166 * optabs.h (can_vcond_compare_p): Likewise.
1168 2019-10-07 Ilya Leoshkevich <iii@linux.ibm.com>
1171 * gimple-expr.c (gimple_cond_get_ops_from_tree): Assert that the
1172 caller passes a non-trapping condition.
1173 (is_gimple_condexpr): Allow trapping conditions.
1174 (is_gimple_condexpr_1): New helper function.
1175 (is_gimple_condexpr_for_cond): New function, acts like old
1177 * gimple-expr.h (is_gimple_condexpr_for_cond): New function.
1178 * gimple.c (gimple_could_trap_p_1): Handle COND_EXPR and
1179 VEC_COND_EXPR. Fix an issue with statements like i = (fp < 1.).
1180 * gimplify.c (gimplify_cond_expr): Use
1181 is_gimple_condexpr_for_cond.
1182 (gimplify_expr): Allow is_gimple_condexpr_for_cond.
1183 * tree-eh.c (operation_could_trap_p): Assert on COND_EXPR and
1185 (tree_could_trap_p): Handle COND_EXPR and VEC_COND_EXPR.
1186 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond): Use
1187 is_gimple_condexpr_for_cond, remove pointless tmp check
1188 (forward_propagate_into_cond): Remove pointless tmp check.
1190 2019-10-07 Vladislav Ivanishin <vlad@ispras.ru>
1192 * gimple-iterator.h (gsi_next_nonvirtual_phi): Change the semantics to
1193 match that of other gsi_next_* functions. Adjust the comment.
1194 (gsi_start_nonvirtual_phis): New function.
1195 * ipa-icf.c (sem_function::compare_phi_node): Update uses of
1196 gsi_next_nonvirtual_phi accordingly. (No functional change.)
1198 2019-10-07 Vladislav Ivanishin <vlad@ispras.ru>
1200 * doc/invoke.texi (-Wuninitialized): Don't mention the clobbered by
1201 setjmp situation here. Fix a verb's ending: "the exact variables or
1202 elements for which there are warnings depends" -> "... depend".
1204 2019-10-07 Aldy Hernandez <aldyh@redhat.com>
1206 * ipa-prop.c (ipa_vr::nonzero_p): Add TYPE_UNSIGNED check.
1208 2019-10-07 Aldy Hernandez <aldyh@redhat.com>
1210 * ipa-prop.c (ipa_vr::nonzero_p): New.
1211 (ipcp_update_vr): Use nonzero_p instead of open-coding check for
1213 * ipa-prop.h (class ipa_vr): Add nonzero_p.
1214 * tree-vrp.c (range_has_numeric_bounds_p): New.
1215 (range_int_cst_p): Use range_has_numeric_bounds_p.
1216 (get_range_op_handler): New.
1217 (supported_types_p): New.
1218 (defined_ranges_p): New.
1219 (drop_undefines_to_varying): New.
1220 (range_fold_binary_symbolics_p): New.
1221 (range_fold_unary_symbolics_p): New.
1222 (range_fold_unary_expr): Extract out into above functions.
1223 (range_fold_binary_expr): Same.
1224 (value_range_base::normalize_addresses): New.
1225 (value_range_base::normalize_symbolics): Normalize addresses.
1226 * tree-vrp.h (class value_range_base): Add normalize_addresses.
1228 2019-10-07 Aldy Hernandez <aldyh@redhat.com>
1230 * tree-vrp.c (value_range_base::singleton_p): Use
1231 value_range_base::num_pairs instead of vrp_val_is* to check
1232 if a range has one sub-range.
1234 2019-10-07 Richard Sandiford <richard.sandiford@arm.com>
1236 * ira-lives.c (check_and_make_def_conflict): Handle cases in which
1237 DEF is not a true earlyclobber but is tied to a specific input
1238 operand, and so is effectively earlyclobber wrt inputs that have
1240 (make_early_clobber_and_input_conflicts): Pass this case to the above.
1242 2019-10-07 Richard Sandiford <richard.sandiford@arm.com>
1244 * machmode.h (opt_mode): Mark constructors with CONSTEXPR.
1245 (pod_mode): Mark operators likewise.
1246 (scalar_int_mode): Mark non-default constructors and
1247 operators with CONSTEXPR.
1248 (scalar_float_mode, scalar_mode, complex_mode): Likewise.
1249 (fixed_size_mode): Likewise.
1251 2019-10-07 Richard Sandiford <richard.sandiford@arm.com>
1254 * config/i386/sse.md (avx_vzeroupper): Turn into a define_expand
1255 and wrap the unspec_volatile in a parallel.
1256 (*avx_vzeroupper): New define_insn. Use a match_parallel around
1257 the unspec_volatile.
1258 * config/i386/predicates.md (vzeroupper_pattern): Expect the
1259 unspec_volatile to be wrapped in a parallel.
1260 * config/i386/i386-features.c (ix86_add_reg_usage_to_vzeroupper)
1261 (ix86_add_reg_usage_to_vzerouppers): New functions.
1262 (rest_of_handle_insert_vzeroupper): Use them to add register
1263 usage information to the vzeroupper instructions.
1265 2019-10-07 Richard Biener <rguenther@suse.de>
1267 PR tree-optimization/91975
1268 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Consistently
1271 2019-10-06 Richard Sandiford <richard.sandiford@arm.com>
1273 * var-tracking.c (dataflow_set_clear_at_call): Hoist temporary
1274 function result outside of EXECUTE_IF_SET_IN_HARD_REG_SET.
1276 2019-10-06 Iain Sandoe <iain@sandoe.co.uk>
1278 * config/darwin.c (darwin_override_options): Adjust objective-c
1279 ABI version error messages to avoid punctuation and contracted
1282 2019-10-05 Jan Hubicka <hubicka@ucw.cz>
1284 * ipa-inline.c: Fix type; compute size rather than self_size
1285 for size of caller function.
1287 2019-10-05 Iain Sandoe <iain@sandoe.co.uk>
1290 * config/darwin.c (darwin_rodata_section): Add relocation flag,
1291 choose const_data section for constants with relocations.
1292 (machopic_select_section): Pass relocation flag to
1293 darwin_rodata_section ().
1295 2019-10-05 Jakub Jelinek <jakub@redhat.com>
1297 PR tree-optimization/91734
1298 * generic-match-head.c: Include fold-const-call.h.
1299 * match.pd (sqrt(x) cmp c): Check the boundary value and
1300 in case inexact computation of c*c affects comparison of the boundary,
1301 turn LT_EXPR into LE_EXPR, GE_EXPR into GT_EXPR, LE_EXPR into LT_EXPR
1302 or GT_EXPR into GE_EXPR. Punt for sqrt comparisons against NaN and
1303 for -frounding-math. For c2, try the next smaller or larger floating
1304 point constant depending on comparison code and if it has the same
1305 sqrt as c2, use it instead of c2.
1307 2019-10-04 Martin Sebor <msebor@redhat.com>
1310 * tree-ssa-strlen.c (count_nonzero_bytes): Handle assignments with
1311 MEM_REF right operand. Avoid failing for MEM_REF assignments from
1312 uninitialized objects.
1314 2019-10-04 Martin Sebor <msebor@redhat.com>
1316 * builtins.c (compute_objsize): Add an argument.
1317 * tree-object-size.c (addr_object_size): Same.
1318 (compute_builtin_object_size): Same.
1319 * tree-object-size.h (compute_builtin_object): Same.
1321 2019-10-04 Jan Hubicka <hubicka@ucw.cz>
1323 * ipa-inline.c (inline_insns_single, inline_insns_auto): Fix typo.
1325 2019-10-04 Rafael Tsuha <rafael.tsuha@usp.br>
1327 * match.pd (sinh (x) / cosh (x)): New simplification rule.
1329 2019-10-04 Martin Jambor <mjambor@suse.cz>
1331 * tree-ssa-forwprop.c (simplify_builtin_call): Set gimple call
1332 fntype when switching to calling memcpy instead of memset.
1334 2019-10-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
1336 * hash-table.h (hash_table::empty_slow): Don't assign
1337 size_t values to int variables.
1339 2019-10-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
1341 * expr.c (convert_mode_scalar): Remove shadowing local var.
1342 (emit_block_move): Rename local vars.
1343 (block_move_libcall_safe_for_call_parm): Remove shadowing local var.
1344 (emit_push_insn): Rename local vars.
1345 (expand_assignment): Fix wrong mode in assign_stack_temp. Remove
1346 shadowing local vars.
1347 (store_constructor): Remove shadowing local vars. Rename local var.
1348 (store_field, expand_cond_expr_using_cmove,
1349 expand_expr_real_2): Remove shadowing local vars.
1350 (expand_expr_real_1,
1351 do_store_flag): Remove shadowing local vars. Rename local vars.
1353 2019-10-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
1355 * cgraph.h (FOR_EACH_ALIAS): Avoid shadowing the loop variable.
1357 2019-10-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
1359 * genmatch.c (commutate): Rename local var.
1360 (lower_cond): Reuse local var.
1361 (dt_node::gen, dt_node::gen_kids, dt_node::gen_kids_1,
1362 dt_operand::gen, dt_operand::gen_gimple_expr,
1363 dt_simplify::gen): Add a param. Rename generated vars.
1364 (decision_tree::insert_operand,
1365 (capture_info::walk_match, capture_info::walk_result,
1366 capture_info::walk_c_expr): Rename local vars.
1367 (expr::gen_transform): Rename generated vars.
1368 Use snprintf. Rename local vars.
1369 (capture::gen_transform, dt_operand::get_name,
1370 dt_operand::gen_opname): Rename generated vars.
1371 (write_predicate): Adjust call to gen_kids.
1372 (parser::get_internal_capture_id): Rename generated vars.
1373 (parser::parse_expr): Rename local vars.
1374 (parser::parse_if): Remove local var.
1375 (parser::parse_pattern, add_operator): Rename local vars.
1377 2019-10-04 Joseph Myers <joseph@codesourcery.com>
1379 * builtins.def (DEF_C2X_BUILTIN): New macro.
1380 (exp10, exp10f, exp10l, fabsd32, fabsd64, fabsd128, nand32)
1381 (nand64, nand128, roundeven, roundevenf, roundevenl, strdup)
1382 (strndup): Use DEF_C2X_BUILTIN.
1383 * coretypes.h (enum function_class): Add function_c2x_misc.
1385 2019-10-04 Maya Rashish <coypu@sdf.org>
1387 * ira-color.c (update_costs_from_allocno): Call
1388 ira_init_register_move_cost_if_necessary.
1390 2019-10-04 Jeff Law <law@redhat.com>
1392 * config/h8300/h8300.md (cpymemsi): Disable.
1393 (movmd, movmd_internal_<mode>, movstr, movsd):
1394 (movstr, movsd, stpcpy_internal_<mode>: Likewise.
1395 (movmd splitter, movsd splitter): Likewise.
1397 * range-op.cc (range_tests): Avoid two tests when ints and
1398 shorts are the same size.
1400 2019-10-04 Richard Biener <rguenther@suse.de>
1403 * tree.c (find_decls_types_r): Do not remove LABEL_DECLs from
1406 2019-10-04 Richard Biener <rguenther@suse.de>
1408 PR tree-optimization/91982
1409 * tree-vect-loop.c (vectorizable_live_operation): Also guard
1410 against EXTRACT_LAST_REDUCTION.
1411 * tree-vect-stmts.c (vect_transform_stmt): Likewise.
1413 2019-10-04 Aldy Hernandez <aldyh@redhat.com>
1415 * range-op.o (value_range_from_overflowed_bounds): Rename from
1416 adjust_overflow_bound.
1417 (value_range_with_overflow): Rename from
1418 create_range_with_overflow.
1419 (create_possibly_reversed_range): Adjusted for above renames.
1420 (operator_*::wi_fold): Same.
1421 (cross_product_operator::wi_cross_productor): Same.
1423 2019-10-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
1425 * doc/invoke.texi (-Wshadow=global, -Wshadow=local,
1426 -Wshadow=compatible-local): Fix description.
1427 Add an example where -Wshadow=compatible-local does not
1430 2019-10-03 John David Anglin <danglin@gcc.gnu.org>
1432 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Adjust.
1434 * config/pa/pa.c (pa_output_call): Remove 64-bit sibcall sequence.
1435 (pa_attr_length_call): Adjust length for 64-bit plabel sequence.
1437 2019-10-03 Aaron Sawdey <acsawdey@linux.ibm.com>
1439 * expr.c (emit_block_move_hints): Slightly cleaner fix to
1440 can_move_by_pieces issue.
1442 2019-10-03 Iain Sandoe <iain@sandoe.co.uk>
1445 * config/darwin-driver.c (maybe_get_sysroot_from_sdkroot): New.
1446 (darwin_driver_init): Use the sysroot provided by SDKROOT when that
1447 is available and the user has not set one on the command line.
1449 2019-10-03 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
1452 * config/mips/mips.c (mips_split_move): Use reg_overlap_mentioned_p
1453 instead of REGNO equality check on addr.reg.
1455 2019-10-03 Jan Hubicka <hubicka@ucw.cz>
1457 * params.def (PARAM_INLINE_HEURISTICS_HINT_PERCENT,
1458 PARAM_INLINE_HEURISTICS_HINT_PERCENT_O2): New.
1459 * doc/invoke.texi (inline-heuristics-hint-percent,
1460 inline-heuristics-hint-percent-O2): Document.
1461 * tree-inline.c (inline_insns_single, inline_insns_auto): Add new
1463 (can_inline_edge_by_limits_p): Use it.
1465 2019-10-03 Richard Sandiford <richard.sandiford@arm.com>
1467 * config/arm/arm.c (arm_print_value): Use real_to_decimal
1468 to print CONST_DOUBLEs.
1470 2019-10-03 Andrea Corallo <andrea.corallo@arm.com>
1472 * ipa-cp.c (ipa_cp_c_finalize): Release ipcp_transformation_sum.
1473 * ipa-prop.c (ipcp_free_transformation_sum): New function.
1474 * ipa-prop.h (ipcp_free_transformation_sum): Add declaration.
1476 2019-10-03 Aldy Hernandez <aldyh@redhat.com>
1478 * Makefile.in (OBJS): Add range.o and range-op.o.
1479 Remove wide-int-range.o.
1480 * function-tests.c (test_ranges): New.
1481 (function_tests_c_tests): Call test_ranges.
1482 * ipa-cp.c (ipa_vr_operation_and_type_effects): Call
1483 range_fold_unary_expr instead of extract_range_from_unary_expr.
1484 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Same.
1485 * range-op.cc: New file.
1486 * range-op.h: New file.
1487 * range.cc: New file.
1488 * range.h: New file.
1489 * selftest.h (range_tests): New prototype.
1490 * ssa.h: Include range.h.
1491 * tree-vrp.c (value_range_base::value_range_base): New
1493 (value_range_base::singleton_p): Do not call
1494 ranges_from_anti_range until sure we will need to.
1495 (value_range_base::type): Rename gcc_assert to
1496 gcc_checking_assert.
1497 (vrp_val_is_max): New argument.
1498 (vrp_val_is_min): Same.
1499 (wide_int_range_set_zero_nonzero_bits): Move from
1501 (extract_range_into_wide_ints): Remove.
1502 (extract_range_from_multiplicative_op): Remove.
1503 (extract_range_from_pointer_plus_expr): Abstract POINTER_PLUS code
1504 from extract_range_from_binary_expr.
1505 (extract_range_from_plus_minus_expr): Abstract PLUS/MINUS code
1506 from extract_range_from_binary_expr.
1507 (extract_range_from_binary_expr): Remove.
1508 (normalize_for_range_ops): New.
1509 (range_fold_binary_expr): New.
1510 (range_fold_unary_expr): New.
1511 (value_range_base::num_pairs): New.
1512 (value_range_base::lower_bound): New.
1513 (value_range_base::upper_bound): New.
1514 (value_range_base::upper_bound): New.
1515 (value_range_base::contains_p): New.
1516 (value_range_base::invert): New.
1517 (value_range_base::union_): New.
1518 (value_range_base::intersect): New.
1519 (range_compatible_p): New.
1520 (value_range_base::operator==): New.
1521 (determine_value_range_1): Call range_fold_*expr instead of
1522 extract_range_from_*expr.
1523 * tree-vrp.h (class value_range_base): Add new constructors.
1524 Add methods for union_, intersect, operator==, contains_p,
1525 num_pairs, lower_bound, upper_bound, invert.
1526 (vrp_val_is_min): Add handle_pointers argument.
1527 (vrp_val_is_max): Same.
1528 (extract_range_from_unary_expr): Remove.
1529 (extract_range_from_binary_expr): Remove.
1530 (range_fold_unary_expr): New.
1531 (range_fold_binary_expr): New.
1532 * vr-values.c (vr_values::extract_range_from_binary_expr): Call
1533 range_fold_binary_expr instead of extract_range_from_binary_expr.
1534 (vr_values::extract_range_basic): Same.
1535 (vr_values::extract_range_from_unary_expr): Call
1536 range_fold_unary_expr instead of extract_range_from_unary_expr.
1537 * wide-int-range.cc: Remove.
1538 * wide-int-range.h: Remove.
1540 2019-10-02 Michael Meissner <meissner@linux.ibm.com>
1542 * config/rs6000/rs6000.c (mem_operand_gpr): Use
1543 SIGNED_16BIT_OFFSET_EXTRA_P macro.
1544 (mem_operand_ds_form): Use SIGNED_16BIT_OFFSET_EXTRA_P macro.
1545 (rs6000_mode_dependent_address): Use SIGNED_16BIT_OFFSET_EXTRA_P
1548 2019-10-02 Joseph Myers <joseph@codesourcery.com>
1550 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Change
1551 condition on WIDTH macros to [__STDC_WANT_IEC_60559_BFP_EXT__ ||
1552 (__STDC_VERSION__ && __STDC_VERSION__ > 201710L)].
1553 * glimits.h: Likewise.
1555 2019-10-03 Jakub Jelinek <jakub@redhat.com>
1557 PR rtl-optimization/91976
1558 * expr.c (emit_block_move_hints): Don't call can_move_by_pieces if
1559 size is not CONST_INT_P, set pieces_ok to false in that case. Simplify
1560 CONST_INT_P (size) && pieces_ok to pieces_ok. Formatting fix.
1562 2019-10-02 Martin Sebor <msebor@redhat.com>
1564 PR tree-optimization/80936
1565 * builtins.def (bcmp, bcopy, bzero): Declare nonnull.
1567 2019-10-02 Richard Sandiford <richard.sandiford@arm.com>
1569 * cgraph.c (cgraph_node::rtl_info): Use SET_HARD_REG_SET
1570 instead of reg_class_contents[ALL_REGS].
1572 2019-09-30 Jason Merrill <jason@redhat.com>
1574 Add some hash_map_safe_* functions like vec_safe_*.
1575 * hash-map.h (default_hash_map_size): New variable.
1576 (create_ggc): Use it as default argument.
1577 (hash_map_maybe_create, hash_map_safe_get)
1578 (hash_map_safe_get_or_insert, hash_map_safe_put): New fns.
1580 2019-10-02 Jan Hubicka <hubicka@ucw.cz>
1582 * cif-code.def (MAX_INLINE_INSNS_SINGLE_O2_LIMIT,
1583 MAX_INLINE_INSNS_AUTO_O2_LIMIT): New.
1584 * ipa-inline.c (inline_insns_single, inline_insns_auto): New functions.
1585 (can_inline_edge_by_limits_p): Use it.
1586 (big_speedup_p): Use PARAM_INLINE_MIN_SPEEDUP_O2.
1587 (want_inline_small_function_p): Use O2 bounds.
1588 (edge_badness): LIkewise.
1589 * opts.c (default_options): Add OPT_finline_functions.
1590 * params.def (PARAM_INLINE_MIN_SPEEDUP_O2,
1591 PARAM_MAX_INLINE_INSNS_SINGLE_O2, PARAM_MAX_INLINE_INSNS_AUTO_O2):
1593 * doc/invoke.texi (-finline-functions): Update documentation.
1594 (max-inline-insns-single-O2, max-inline-insns-auto-O2,
1595 inline-min-speedup-O2): Document.
1596 (early-inlining-insns-O2): Simplify docs.
1598 2019-10-02 Alexander Monakov <amonakov@ispras.ru>
1600 PR rtl-optimization/87047
1601 * ifcvt.c (average_cost): New static function. Use it...
1602 (noce_process_if_block): ... here.
1604 2019-10-02 Aaron Sawdey <acsawdey@linux.ibm.com>
1606 * config/rs6000/rs6000-protos.h (expand_block_move): Change prototype.
1607 * config/rs6000/rs6000-string.c (expand_block_move): Add
1609 * config/rs6000/rs6000.md (movmemsi): Add new pattern.
1610 (cpymemsi): Add might_overlap parm to expand_block_move() call.
1612 2019-10-02 Aaron Sawdey <acsawdey@linux.ibm.com>
1614 * builtins.c (expand_builtin_memory_copy_args): Add might_overlap parm.
1615 (expand_builtin_memcpy): Use might_overlap parm.
1616 (expand_builtin_mempcpy_args): Use might_overlap parm.
1617 (expand_builtin_memmove): Call expand_builtin_memory_copy_args.
1618 (expand_builtin_memory_copy_args): Add might_overlap parm.
1619 * expr.c (emit_block_move_via_cpymem): Rename to
1620 emit_block_move_via_pattern, add might_overlap parm, use cpymem
1621 or movmem optab as appropriate.
1622 (emit_block_move_hints): Add might_overlap parm, do the right
1623 thing for might_overlap==true.
1624 * expr.h (emit_block_move_hints): Update prototype.
1626 2019-10-02 Eric Botcazou <ebotcazou@adacore.com>
1628 * tree-eh.h (unsplit_eh_edges): Declare.
1629 * tree-eh.c (maybe_remove_unreachable_handlers): Detect more cases.
1630 (unsplit_eh_edges): New function wrapping unsplit_all_eh.
1631 * gimple-ssa-store-merging.c: Include cfganal.h cfgcleanup.h except.h.
1632 (struct store_immediate_info): Add lp_nr field.
1633 (store_immediate_info::store_immediate_info): Add NR2 parameter and
1634 initialize lp_nr with it.
1635 (struct merged_store_group): Add lp_nr and only_constants fields.
1636 (merged_store_group::merged_store_group): Initialize them.
1637 (merged_store_group::can_be_merged_into): Deal with them.
1638 (pass_store_merging): Rename terminate_and_release_chain into
1639 terminate_and_process_chain.
1640 (pass_store_merging::terminate_and_process_all_chains): Adjust to above
1641 renaming and remove useless assertions.
1642 (pass_store_merging::terminate_all_aliasing_chains): Small tweak.
1643 (stmts_may_clobber_ref_p): Be prepared for different basic blocks.
1644 (imm_store_chain_info::coalesce_immediate_stores): Use only_constants
1645 instead of always recomputing it and compare lp_nr.
1646 (imm_store_chain_info::output_merged_store): If the group is in an
1647 active EH region, register new stores if they can throw. Moreover,
1648 if the insertion has created new basic blocks, adjust the PHI nodes
1649 of the post landing pad.
1650 (imm_store_chain_info::output_merged_stores): If the original stores
1651 are in an active EH region, deregister them.
1652 (lhs_valid_for_store_merging_p): Prettify.
1653 (adjust_bit_pos): New function extracted from...
1654 (mem_valid_for_store_merging): ...here. Use it for the base address
1655 and also for the offset if it is the addition of a constant.
1656 (lp_nr_for_store): New function.
1657 (pass_store_merging::process_store): Change return type to bool.
1658 Call lp_nr_for_store to initialize the store info. Propagate the
1659 return status of various called functions to the return value.
1660 (store_valid_for_store_merging_p): New predicate.
1661 (enum basic_block_status): New enumeration.
1662 (get_status_for_store_merging): New function.
1663 (pass_store_merging::execute): If the function can throw and catch
1664 non-call exceptions, unsplit the EH edges on entry and clean up the
1665 CFG on exit if something changed. Call get_status_for_store_merging
1666 for every basic block and keep the chains open across basic blocks
1667 when possible. Terminate and process open chains at the end, if any.
1669 2019-10-02 Richard Sandiford <richard.sandiford@arm.com>
1671 * reginfo.c (globalize_reg): Fix shadowed variable in
1674 2019-10-02 Martin Jambor <mjambor@suse.cz>
1676 * cgraph.c (symbol_table::create_edge): New parameter cloning_p,
1677 do not compute some stuff when set.
1678 (cgraph_node::create_edge): Likewise.
1679 (cgraph_node::create_indirect_edge): Renamed last parameter to
1680 coning_p and flipped its meaning, don't even calculate
1681 inline_failed when set.
1682 * cgraph.h (cgraph_node::create_edge): Add new parameter.
1683 (symbol_table::::create_edge): Likewise.
1684 (cgraph_node::create_indirect_edge): Rename last parameter, flip
1686 * cgraphclones.c (cgraph_edge::clone): Pass true cloning_p to all
1687 call graph edge creating functions.
1689 2019-10-01 Jan Hubicka <hubicka@ucw.cz>
1692 * ipa-devirt.c (warn_types_mismatch): Fix conditional on anonymous
1695 2019-10-02 Shahab Vahedi <shahab@synopsys.com>
1697 * config/arc/arc.h (ASM_SPEC): Pass -mcode-density.
1699 2019-10-02 Richard Biener <rguenther@suse.de>
1701 * tree-vectorizer.h (vect_transform_reduction): Declare.
1702 * tree-vect-stmts.c (vect_transform_stmt): Use it.
1703 * tree-vect-loop.c (vectorizable_reduction): Split out reduction
1704 stmt transform to ...
1705 (vect_transform_reduction): ... this.
1707 2019-10-02 Tobias Burnus <tobias@codesourcery.com>
1709 * omp-low.c (lower_omp_target): Dereference optional argument
1710 to work with the right pointer.
1712 2019-10-02 Kwok Cheung Yeung <kcy@codesourcery.com>
1714 * langhooks-def.h (LANG_HOOKS_OMP_IS_OPTIONAL_ARGUMENT): Default to
1716 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_IS_OPTIONAL_ARGUMENT.
1717 * langhooks.h (omp_is_optional_argument): New hook.
1718 * omp-general.c (omp_is_optional_argument): New.
1719 * omp-general.h (omp_is_optional_argument): New declaration.
1720 * omp-low.c (lower_omp_target): Create temporary for received value
1721 and take the address for new_var if the original variable was a
1722 DECL_BY_REFERENCE. Use size of referenced object when a
1723 pass-by-reference optional argument used as argument to firstprivate.
1725 2019-10-02 Jakub Jelinek <jakub@redhat.com>
1727 PR tree-optimization/91940
1728 * tree-vect-patterns.c: Include tree-vector-builder.h and
1730 (vect_recog_rotate_pattern): Also handle __builtin_bswap16, either by
1731 unpromoting the argument back to uint16_t, or by converting into a
1732 rotate, or into shifts plus ior.
1734 2019-10-02 Richard Biener <rguenther@suse.de>
1736 * tree-vectorizer.h (stmt_vec_info_type::cycle_phi_info_type):
1738 (vect_transform_cycle_phi): Declare.
1739 * tree-vect-stmts.c (vect_transform_stmt): Call
1740 vect_transform_cycle_phi.
1741 * tree-vect-loop.c (vectorizable_reduction): Split out
1742 PHI transformation stage to ...
1743 (vect_transform_cycle_phi): ... here.
1745 2019-10-02 Richard Sandiford <richard.sandiford@arm.com>
1748 * lra-lives.c (make_hard_regno_dead): Don't record conflicts for
1749 eliminable registers.
1750 (make_hard_regno_live): Likewise, and don't make them live.
1752 2019-10-01 David Malcolm <dmalcolm@redhat.com>
1754 * diagnostic-show-locus.c (layout::print_gap_in_line_numbering):
1755 Call pp_emit_prefix.
1756 (layout::print_source_line): Likewise.
1757 (layout::start_annotation_line): Likewise.
1758 (diagnostic_show_locus): Remove call to temporarily clear the
1760 (selftest::test_one_liner_fixit_remove): Add test coverage for the
1761 interaction of pp_set_prefix with rulers and fix-it hints.
1762 * diagnostic.c (default_diagnostic_finalizer): Temporarily clear
1763 prefix when calling diagnostic_show_locus, rather than destroying
1765 (print_parseable_fixits): Temporarily clear prefix.
1766 * pretty-print.c (pp_format): Save and restore line_length, rather
1767 than assuming it is zero.
1768 (pp_output_formatted_text): Remove assertion that line_length is
1771 2019-10-01 Jan Hubicka <hubicka@ucw.cz>
1773 * tree-ssa-alias.c (nonoverlapping_component_refs_since_match_p):
1775 (nonoverlapping_refs_since_match_p): ... this; handle also
1777 (alias_stats): Update stats.
1778 (dump_alias_stats): Likewise.
1779 (cheap_array_ref_low_bound): New function.
1780 (aliasing_matching_component_refs_p): Add partial_overlap
1782 pass it to nonoverlapping_refs_since_match_p.
1783 (aliasing_component_refs_walk): Update call of
1784 aliasing_matching_component_refs_p
1785 (nonoverlapping_array_refs_p): New function.
1786 (decl_refs_may_alias_p, indirect_ref_may_alias_decl_p,
1787 indirect_refs_may_alias_p): Update calls of
1788 nonoverlapping_refs_since_match_p.
1790 2019-10-01 Maya Rashish <coypu@sdf.org>
1793 * ira-color.c (allocno_copy_cost_saving): Call
1794 ira_init_register_move_cost_if_necessary.
1796 2019-10-01 Maciej W. Rozycki <macro@wdc.com>
1798 * Makefile.in (gnat_install_lib): New variable.
1799 * configure.ac: Substitute it.
1800 * configure: Regenerate.
1802 2019-10-01 Jan Hubicka <hubicka@ucw.cz>
1805 * ipa-devirt.c (warn_types_mismatch): Do not ICE when anonymous type
1806 is matched with non-C++ type
1808 2019-10-01 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1810 * tree-if-conv.c (tree_if_conversion): Move call to ifcvt_local_dce
1813 2019-10-01 Jan Hubicka <hubicka@ucw.cz>
1815 * doc/invoke.texi (early-inlining-insns-O2): Document.
1816 (early-inlining-insns): Update.
1817 * params.def (early-inlining-insns-O2): New bound.
1818 (early-inlining-insns): Update docs.
1819 * ipa-inline.c (want_early_inline_function_p): Use new bound.
1821 2019-10-01 Oleg Endo <olegendo@gcc.gnu.org>
1824 * config/sh/sh.c (sh_extending_set_of_reg::use_as_extended_reg): Use
1825 sh_check_add_incdec_notes to preserve REG_INC notes when replacing
1826 a memory access insn.
1828 2019-10-01 Bill Schmidt <wschmidt@linux.ibm.com>
1830 * config/rs6000/rs6000-p8swap.c (rtx_is_swappable_p): Don't swap
1833 2019-10-01 Ilya Leoshkevich <iii@linux.ibm.com>
1836 * config/s390/s390.c (s390_expand_vec_compare): Use
1837 gen_vec_cmpordered and gen_vec_cmpunordered.
1838 * config/s390/vector.md (vec_cmpuneq, vec_cmpltgt, vec_ordered,
1839 vec_unordered): Delete.
1840 (vec_ordered<mode>): Rename to vec_cmpordered<mode>.
1841 (vec_unordered<mode>): Rename to vec_cmpunordered<mode>.
1842 (VEC_CMP_EXPAND): New iterator for the generic dispatcher.
1843 (vec_cmp<code>): Generic dispatcher.
1845 2019-10-01 Ilya Leoshkevich <iii@linux.ibm.com>
1848 * config/s390/vector.md (V_HW): Add V1TI in order to make
1849 vcond$a$b generate vcondv1tiv1tf.
1851 2019-10-01 Richard Sandiford <richard.sandiford@arm.com>
1853 PR rtl-optimization/91948
1854 * ira-build.c (ira_create_allocno): Initialize
1855 ALLOCNO_CROSSED_CALLS_ABIS.
1856 * ira-color.c (allocno_reload_assign): Pass hard_regno rather
1857 than regno to ira_need_caller_save_p.
1859 2019-10-01 Alexandre Oliva <oliva@adacore.com>
1861 * config/i386/i386-options.c
1862 (ix86_recompute_optlev_based_flags): New, moved out of...
1863 (ix86_option_override_internal): ... this. Call it.
1864 (ix86_override_options_after_change): Call it here too.
1867 * dwarf2out.c (override_type_for_decl_p): New.
1868 (gen_variable_die): Use it.
1870 2019-10-01 Richard Biener <rguenther@suse.de>
1872 * tree-vect-loop.c (vectorizable_reduction): Move variables
1873 to where they are used.
1875 2019-10-01 Segher Boessenkool <segher@kernel.crashing.org>
1877 * regrename.c (hide_operands): Use pc_rtx instead of cc0_rtx.
1878 (build_def_use): Use PC instead of CC0 in a comment.
1880 2019-10-01 Richard Sandiford <richard.sandiford@arm.com>
1882 * rtl.def (CLOBBER_HIGH): Delete.
1883 * doc/rtl.texi (clobber_high): Remove documentation.
1884 * rtl.h (SET_DEST): Remove CLOBBER_HIGH from the list of codes.
1885 (reg_is_clobbered_by_clobber_high): Delete.
1886 (gen_hard_reg_clobber_high): Likewise.
1887 * alias.c (record_set): Remove CLOBBER_HIGH handling.
1888 * cfgexpand.c (expand_gimple_stmt): Likewise.
1889 * combine-stack-adj.c (single_set_for_csa): Likewise.
1890 * combine.c (find_single_use_1, set_nonzero_bits_and_sign_copies)
1891 (can_combine_p, is_parallel_of_n_reg_sets, try_combine)
1892 (record_dead_and_set_regs_1, reg_dead_at_p_1): Likewise.
1893 * cse.c (invalidate_reg): Remove clobber_high parameter.
1894 (invalidate): Update call accordingly.
1895 (canonicalize_insn): Remove CLOBBER_HIGH handling.
1896 (invalidate_from_clobbers, invalidate_from_sets_and_clobbers)
1897 (count_reg_usage, insn_live_p): Likewise.
1898 * cselib.h (cselib_invalidate_rtx): Remove sett argument.
1899 * cselib.c (cselib_invalidate_regno, cselib_invalidate_rtx): Likewise.
1900 (cselib_invalidate_rtx_note_stores): Update call accordingly.
1901 (cselib_expand_value_rtx_1): Remove CLOBBER_HIGH handling.
1902 (cselib_invalidate_regno, cselib_process_insn): Likewise.
1903 * dce.c (deletable_insn_p, mark_nonreg_stores_1): Likewise.
1904 (mark_nonreg_stores_2): Likewise.
1905 * df-scan.c (df_find_hard_reg_defs, df_uses_record): Likewise.
1906 (df_get_call_refs): Likewise.
1907 * dwarf2out.c (mem_loc_descriptor): Likewise.
1908 * emit-rtl.c (verify_rtx_sharing): Likewise.
1909 (copy_insn_1, copy_rtx_if_shared_1): Likewise.
1910 (hard_reg_clobbers_high, gen_hard_reg_clobber_high): Delete.
1911 * genconfig.c (walk_insn_part): Remove CLOBBER_HIGH handling.
1912 * genemit.c (gen_exp, gen_insn): Likewise.
1913 * genrecog.c (validate_pattern, remove_clobbers): Likewise.
1914 * haifa-sched.c (haifa_classify_rtx): Likewise.
1915 * ira-build.c (create_insn_allocnos): Likewise.
1916 * ira-costs.c (scan_one_insn): Likewise.
1917 * ira.c (equiv_init_movable_p, memref_referenced_p): Likewise.
1918 (rtx_moveable_p, interesting_dest_for_shprep): Likewise.
1919 * jump.c (mark_jump_label_1): Likewise.
1920 * lra-int.h (lra_insn_reg::clobber_high): Delete.
1921 * lra-eliminations.c (lra_eliminate_regs_1): Remove CLOBBER_HIGH
1923 (mark_not_eliminable): Likewise.
1924 * lra-lives.c (process_bb_lives): Likewise.
1925 * lra.c (new_insn_reg): Remove clobber_high parameter.
1926 (collect_non_operand_hard_regs): Likewise. Update call to new
1927 insn_reg. Remove CLOBBER_HIGH handling.
1928 (lra_set_insn_recog_data): Remove CLOBBER_HIGH handling. Update call
1929 to collect_non_operand_hard_regs.
1930 (add_regs_to_insn_regno_info): Remove CLOBBER_HIGH handling.
1931 Update call to new_insn_reg.
1932 (lra_update_insn_regno_info): Remove CLOBBER_HIGH handling.
1933 * postreload.c (reload_cse_simplify, reload_combine_note_use)
1934 (move2add_note_store): Likewise.
1935 * print-rtl.c (print_pattern): Likewise.
1936 * recog.c (store_data_bypass_p_1, store_data_bypass_p): Likewise.
1937 (if_test_bypass_p): Likewise.
1938 * regcprop.c (kill_clobbered_value, kill_set_value): Likewise.
1939 * reginfo.c (reg_scan_mark_refs): Likewise.
1940 * reload1.c (maybe_fix_stack_asms, eliminate_regs_1): Likewise.
1941 (elimination_effects, mark_not_eliminable, scan_paradoxical_subregs)
1942 (forget_old_reloads_1): Likewise.
1943 * reorg.c (find_end_label, try_merge_delay_insns, redundant_insn)
1944 (own_thread_p, fill_simple_delay_slots, fill_slots_from_thread)
1945 (dbr_schedule): Likewise.
1946 * resource.c (update_live_status, mark_referenced_resources)
1947 (mark_set_resources): Likewise.
1948 * rtl.c (copy_rtx): Likewise.
1949 * rtlanal.c (reg_referenced_p, set_of_1, single_set_2, noop_move_p)
1950 (note_pattern_stores): Likewise.
1951 (reg_is_clobbered_by_clobber_high): Delete.
1952 * sched-deps.c (sched_analyze_reg, sched_analyze_insn): Remove
1953 CLOBBER_HIGH handling.
1955 2019-10-01 Richard Sandiford <richard.sandiford@arm.com>
1958 * config/aarch64/aarch64.h (ARM_PCS_TLSDESC): New arm_pcs.
1959 * config/aarch64/aarch64-protos.h (aarch64_tlsdesc_abi_id): Declare.
1960 * config/aarch64/aarch64.c (aarch64_hard_regno_call_part_clobbered):
1961 Handle ARM_PCS_TLSDESC.
1962 (aarch64_tlsdesc_abi_id): New function.
1963 * config/aarch64/aarch64.md (tlsdesc_small_sve_<mode>): Use a call
1964 rtx instead of a list of clobbers and clobber_highs.
1965 (tlsdesc_small_<mode>): Update accordingly.
1967 2019-10-01 Richard Sandiford <richard.sandiford@arm.com>
1969 * config/aarch64/aarch64-protos.h (aarch64_expand_call): Take an
1970 extra callee_abi argument.
1971 * config/aarch64/aarch64.c (aarch64_expand_call): Likewise.
1972 Insert a CALLEE_ABI unspec into the call pattern as the second
1973 element in the PARALLEL.
1974 (aarch64_simd_call_p): Delete.
1975 (aarch64_insn_callee_abi): Get the arm_pcs of the callee from
1976 the new CALLEE_ABI element of the PARALLEL.
1977 (aarch64_init_cumulative_args): Get the arm_pcs of the callee
1978 from the function type, if given.
1979 (aarch64_function_arg_advance): Handle ARM_PCS_SIMD.
1980 (aarch64_function_arg): Likewise. Return the arm_pcs of the callee
1981 when passed the function_arg_info end marker.
1982 (aarch64_output_mi_thunk): Pass the arm_pcs of the callee as the
1983 final argument of gen_sibcall.
1984 * config/aarch64/aarch64.md (UNSPEC_CALLEE_ABI): New unspec.
1985 (call): Make operand 2 a const_int_operand and pass it to expand_call.
1986 Wrap it in an UNSPEC_CALLEE_ABI unspec for the dummy define_expand
1988 (call_value): Likewise operand 3.
1989 (sibcall): Likewise operand 2. Place the unspec before rather than
1991 (sibcall_value): Likewise operand 3.
1992 (*call_insn, *call_value_insn): Include an UNSPEC_CALLEE_ABI.
1993 (tlsgd_small_<mode>, *tlsgd_small_<mode>): Likewise.
1994 (*sibcall_insn, *sibcall_value_insn): Likewise. Remove empty
1996 (untyped_call): Pass const0_rtx as the callee ABI to gen_call.
1998 2019-10-01 Richard Sandiford <richard.sandiford@arm.com>
2000 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Update call to
2001 choose_hard_reg_mode.
2002 * config/sparc/sparc.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
2004 2019-10-01 Segher Boessenkool <segher@kernel.crashing.org>
2006 * doc/md.texi (vec_pack_trunc_@var{m}): Fix typo.
2007 (vec_pack_sfix_trunc_@var{m}, vec_pack_ufix_trunc_@var{m}): Ditto.
2008 (vec_packs_float_@var{m}, vec_packu_float_@var{m}): Ditto.
2010 2019-09-30 David Malcolm <dmalcolm@redhat.com>
2012 * diagnostic-show-locus.c (line_label::line_label): Initialize
2014 (line_label::comparator): Reverse the sort order by m_state_idx,
2015 so that when the list is walked backwards the labels appear in
2016 order of insertion into the rich_location.
2017 (line_label::m_has_vbar): New field.
2018 (layout::print_any_labels): When dealing with multiple labels at
2019 the same line and column, only print vertical bars for the one
2020 with the highest label_line.
2021 (selftest::test_one_liner_labels): Update test for multiple labels
2022 to expect the labels to be in the order of insertion into the
2023 rich_location. Add a test for many such labels, where the column
2024 numbers are out-of-order relative to the insertion order.
2026 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2028 * config/i386/i386.h (ix86_frame::expensive_p): New field.
2029 (ix86_frame::expensive_count): Likewise.
2030 * config/i386/i386.c (ix86_compute_frame_layout): Make the choice
2031 of use_fast_prologue_epilogue robust against incidental changes
2034 2019-09-30 Ilya Leoshkevich <iii@linux.ibm.com>
2037 * config/s390/vector.md (vec_unordered<mode>): Call
2038 gen_vec_ordered<mode>.
2040 2019-09-30 Yuliang Wang <yuliang.wang@arm.com>
2042 * config/aarch64/aarch64-sve.md (sdiv_pow2<mode>3):
2043 New pattern for ASRD.
2044 * config/aarch64/iterators.md (UNSPEC_ASRD): New unspec.
2045 * internal-fn.def (IFN_DIV_POW2): New internal function.
2046 * optabs.def (sdiv_pow2_optab): New optab.
2047 * tree-vect-patterns.c (vect_recog_divmod_pattern):
2048 Modify pattern to support new operation.
2049 * doc/md.texi (sdiv_pow2$var{m3}): Documentation for the above.
2050 * doc/sourcebuild.texi (vect_sdiv_pow2_si):
2051 Document new target selector.
2053 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2055 * config/aarch64/aarch64.c (aarch64_layout_frame): Use crtl->abi
2056 to test whether we're compiling a vector PCS function and to test
2057 whether the function needs to save a particular register.
2058 Remove the vector PCS handling of df_set_regs_ever_live.
2059 (aarch64_components_for_bb): Use crtl->abi to test whether
2060 the function needs to save a particular register.
2061 (aarch64_process_components): Use crtl->abi to test whether
2062 we're compiling a vector PCS function.
2063 (aarch64_expand_prologue, aarch64_expand_epilogue): Likewise.
2064 (aarch64_epilogue_uses): Remove handling of vector PCS functions.
2066 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2068 * config/aarch64/aarch64-protos.h (aarch64_use_simple_return_insn_p):
2070 * config/aarch64/aarch64.c (aarch64_components_for_bb): Check
2071 whether the block calls a function that clobbers more registers
2072 than the current function is allowed to.
2073 (aarch64_use_simple_return_insn_p): Delete.
2074 * config/aarch64/aarch64.md (simple_return): Remove condition.
2076 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2078 * function-abi.h (function_abi_aggregator): New class.
2079 * function-abi.cc (function_abi_aggregator::caller_save_regs): New
2081 * ira.c (update_equiv_regs_prescan): New function. Call
2082 set_paradoxical_subreg here rather than...
2083 (update_equiv_regs): ...here.
2084 (ira): Call update_equiv_regs_prescan.
2086 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2088 * hard-reg-set.h (regs_invalidated_by_call): Only define if
2090 (call_used_or_fixed_regs): Likewise.
2091 (call_used_or_fixed_reg_p): Likewise.
2092 * reginfo.c (regs_invalidated_by_call): New macro.
2094 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2096 * shrink-wrap.c: Include function-abi.h.
2097 (requires_stack_frame_p): Use crtl->abi to test whether the
2098 current function can use a register without saving it first.
2100 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2102 * sel-sched-ir.h (_def::crosses_call): Replace with...
2103 (_def::crossed_call_abis): ..this new field.
2104 (def_list_add): Take a mask of ABIs instead of a crosses_call
2106 * sel-sched-ir.c (def_list_add): Likewise. Update initialization
2107 of _def accordingly.
2108 * sel-sched.c: Include function-abi.h.
2109 (hard_regs_data::regs_for_call_clobbered): Delete.
2110 (reg_rename::crosses_call): Replace with...
2111 (reg_rename::crossed_call_abis): ...this new field.
2112 (fur_static_params::crosses_call): Replace with...
2113 (fur_static_params::crossed_call_abis): ...this new field.
2114 (init_regs_for_mode): Don't initialize sel_hrd.regs_for_call_clobbered.
2115 (init_hard_regs_data): Use crtl->abi to test which registers the
2116 current function would need to save before it uses them.
2117 (mark_unavailable_hard_regs): Update handling of call-clobbered
2118 registers, using call_clobbers_in_region to find out which registers
2119 might be call-clobbered (but without taking -fipa-ra into account
2120 for now). Remove separate handling of partially call-clobbered
2122 (verify_target_availability): Use crossed_call_abis instead of
2124 (get_spec_check_type_for_insn, find_used_regs): Likewise.
2125 (fur_orig_expr_found, fur_on_enter, fur_orig_expr_not_found): Likewise.
2127 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2129 * sched-deps.c (deps_analyze_insn): Use the ABI of the target
2130 function to test whether a register is fully or partly clobbered.
2132 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2134 * rtlanal.c: Include function-abi.h.
2135 (reg_set_p): Use insn_callee_abi to get the ABI of the called
2136 function and clobbers_reg_p to test whether the register
2138 (find_all_hard_reg_sets): When implicit is true, use insn_callee_abi
2139 to get the ABI of the called function and full_reg_clobbers to
2140 get the set of fully call-clobbered registers. Warn about the
2141 pitfalls of using this mode.
2143 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2145 * reload.c: Include function-abi.h.
2146 (find_equiv_reg): Use clobbers_reg_p to test whether either
2147 of the equivalent registers is clobbered by a call.
2148 * reload1.c: Include function-abi.h.
2149 (reg_reloaded_call_part_clobbered): Delete.
2150 (reload): Use crtl->abi to test which registers would need
2151 saving in the prologue before use.
2152 (find_reg): Likewise.
2153 (emit_reload_insns): Remove code for reg_reloaded_call_part_clobbered.
2154 (reload_as_needed): Likewise. Use full_and_partial_reg_clobbers
2155 instead of call_used_or_fixed_regs | reg_reloaded_call_part_clobbered.
2157 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2159 * regrename.h (du_head::call_clobber_mask): New field.
2160 (du_head::need_caller_save_reg): Replace with...
2161 (du_head::call_abis): ...this new field.
2162 * regrename.c: Include function-abi.h.
2163 (call_clobbered_in_chain_p): New function.
2164 (check_new_reg_p): Use crtl->abi when deciding whether a register
2165 is free for use after RA. Use call_clobbered_in_chain_p to test
2166 whether a candidate register would be clobbered by a call.
2167 (find_rename_reg): Don't add call-clobber conflicts here.
2168 (rename_chains): Check call_abis instead of need_caller_save_reg.
2169 (merge_chains): Update for changes to du_head.
2170 (build_def_use): Use insn_callee_abi to get the ABI of the call insn
2171 target. Record the ABI identifier in call_abis and the set of
2172 fully or partially clobbered registers in call_clobber_mask.
2173 Add fully-clobbered registers to hard_conflicts here rather
2174 than in find_rename_reg.
2175 * config/aarch64/cortex-a57-fma-steering.c: Include function-abi.h.
2176 (rename_single_chain): Check call_abis instead of need_caller_save_reg.
2177 * config/aarch64/falkor-tag-collision-avoidance.c: Include
2179 * config/c6x/c6x.c: Likewise.
2181 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2183 * regcprop.c (copyprop_hardreg_forward_1): Use the recorded
2184 mode of the register when deciding whether it is no longer
2185 available after a call.
2187 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2189 * recog.c: Include function-abi.h.
2190 (peep2_find_free_register): Use crtl->abi when deciding whether
2191 a register is free for use after RA.
2193 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2195 * postreload-gcse.c: Include regs.h and function-abi.h.
2196 (record_opr_changes): Use insn_callee_abi to get the ABI of the
2197 call insn target. Conservatively assume that partially-clobbered
2198 registers are altered.
2200 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2202 * postreload.c (reload_combine_recognize_pattern): Use crtl->abi
2203 when deciding whether a register is free for use after RA.
2204 (reload_combine): Remove unnecessary use of fixed_reg_set.
2205 (reload_cse_move2add): Use insn_callee_abi to get the ABI of the
2206 call insn target. Use reg_mode when testing whether a register
2207 is no longer available.
2209 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2211 * target.def (return_call_with_max_clobbers): Delete.
2212 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): Delete.
2213 * doc/tm.texi: Regenerate.
2214 * config/aarch64/aarch64.c (aarch64_return_call_with_max_clobbers)
2215 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): Delete.
2216 * lra-int.h (lra_reg::actual_call_used_reg_set): Delete.
2217 (lra_reg::call_insn): Delete.
2218 * lra.c: Include function-abi.h.
2219 (initialize_lra_reg_info_element): Don't initialize the fields above.
2220 (lra): Use crtl->abi to test whether the current function needs to
2221 save a register in the prologue. Remove special pre-inheritance
2222 lra_create_live_ranges pass for flag_ipa_ra.
2223 * lra-assigns.c: Include function-abi.h
2224 (find_hard_regno_for_1): Use crtl->abi to test whether the current
2225 function needs to save a register in the prologue.
2226 (lra_assign): Assert that registers aren't allocated to a
2227 conflicting register, rather than checking only for overlaps
2228 with call_used_or_fixed_regs. Do this even for flag_ipa_ra,
2229 and for registers that are not live across a call.
2230 * lra-constraints.c (last_call_for_abi): New variable.
2231 (full_and_partial_call_clobbers): Likewise.
2232 (setup_next_usage_insn): Remove the register from
2233 full_and_partial_call_clobbers.
2234 (need_for_call_save_p): Use call_clobbered_in_region_p to test
2235 whether the register needs a caller save.
2236 (need_for_split_p): Use full_and_partial_reg_clobbers instead
2237 of call_used_or_fixed_regs.
2238 (inherit_in_ebb): Initialize and maintain last_call_for_abi and
2239 full_and_partial_call_clobbers.
2240 * lra-lives.c (check_pseudos_live_through_calls): Replace
2241 last_call_used_reg_set and call_insn arguments with an abi argument.
2242 Remove handling of lra_reg::call_insn. Use function_abi::mode_clobbers
2243 as the set of conflicting registers.
2244 (calls_have_same_clobbers_p): Delete.
2245 (process_bb_lives): Track the ABI of the last call instead of an
2246 insn/HARD_REG_SET pair. Update calls to
2247 check_pseudos_live_through_calls. Use eh_edge_abi to calculate
2248 the set of registers that could be clobbered by an EH edge.
2249 Include partially-clobbered as well as fully-clobbered registers.
2250 (lra_create_live_ranges_1): Don't initialize lra_reg::call_insn.
2251 * lra-remat.c: Include function-abi.h.
2252 (call_used_regs_arr_len, call_used_regs_arr): Delete.
2253 (set_bb_regs): Use insn_callee_abi to get the set of call-clobbered
2254 registers and bitmap_view to combine them into dead_regs.
2255 (call_used_input_regno_present_p): Take a function_abi argument
2256 and use it to test whether a register is call-clobbered.
2257 (calculate_gen_cands): Use insn_callee_abi to get the ABI of the
2258 call insn target. Update tje call to call_used_input_regno_present_p.
2259 (do_remat): Likewise.
2260 (lra_remat): Remove the initialization of call_used_regs_arr_len
2261 and call_used_regs_arr.
2263 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2265 * loop-iv.c: Include regs.h and function-abi.h.
2266 (simplify_using_initial_values): Use insn_callee_abi to get the
2267 ABI of the call insn target. Conservatively assume that
2268 partially-clobbered registers are altered.
2270 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2272 * function-abi.h (call_clobbers_in_region): Declare.
2273 (call_clobbered_in_region_p): New function.
2274 * function-abi.cc (call_clobbers_in_region): Likewise.
2275 * ira-int.h: Include function-abi.h.
2276 (ira_allocno::crossed_calls_abis): New field.
2277 (ALLOCNO_CROSSED_CALLS_ABIS): New macro.
2278 (ira_need_caller_save_regs): New function.
2279 (ira_need_caller_save_p): Likewise.
2280 * ira.c (setup_reg_renumber): Use ira_need_caller_save_p instead
2281 of call_used_or_fixed_regs.
2282 (do_reload): Use crtl->abi to test whether the current function
2283 needs to save a register in the prologue. Count registers that
2284 need to be saved rather than registers that don't.
2285 * ira-build.c (create_cap_allocno): Copy ALLOCNO_CROSSED_CALLS_ABIS.
2286 Remove unnecessary | from ALLOCNO_CROSSED_CALLS_CLOBBERED_REGS.
2287 (propagate_allocno_info): Merge ALLOCNO_CROSSED_CALLS_ABIS too.
2288 (propagate_some_info_from_allocno): Likewise.
2289 (copy_info_to_removed_store_destinations): Likewise.
2290 (ira_flattening): Say that ALLOCNO_CROSSED_CALLS_ABIS and
2291 ALLOCNO_CROSSED_CALLS_CLOBBERED_REGS are handled conservatively.
2292 (ira_build): Use ira_need_caller_save_regs instead of
2293 call_used_or_fixed_regs.
2294 * ira-color.c (calculate_saved_nregs): Use crtl->abi to test
2295 whether the current function would need to save a register
2297 (calculate_spill_cost): Likewise.
2298 (allocno_reload_assign): Use ira_need_caller_save_regs and
2299 ira_need_caller_save_p instead of call_used_or_fixed_regs.
2300 * ira-conflicts.c (ira_build_conflicts): Use
2301 ira_need_caller_save_regs rather than call_used_or_fixed_regs
2302 as the set of call-clobbered registers. Remove the
2303 call_used_or_fixed_regs mask from the calculation of
2304 temp_hard_reg_set and mask its use instead. Remove special
2305 handling of partially-clobbered registers.
2306 * ira-costs.c (ira_tune_allocno_costs): Use ira_need_caller_save_p.
2307 * ira-lives.c (process_bb_node_lives): Use mode_clobbers to
2308 calculate the set of conflicting registers for calls that
2309 can throw. Record the ABIs of calls in ALLOCNO_CROSSED_CALLS_ABIS.
2310 Use full_and_partial_reg_clobbers rather than full_reg_clobbers
2311 for the calculation of ALLOCNO_CROSSED_CALLS_CLOBBERED_REGS.
2312 Use eh_edge_abi to calculate the set of registers that could
2313 be clobbered by an EH edge. Include partially-clobbered as
2314 well as fully-clobbered registers.
2316 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2318 * haifa-sched.c: Include function-abi.h.
2319 (alloc_global_sched_pressure_data): Use crtl->abi to check whether
2320 the function would need to save a register before using it.
2322 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2324 * gcse.c: Include function-abi.h.
2325 (compute_hash_table_work): Use insn_callee_abi to get the ABI of
2326 the call insn target. Invalidate partially call-clobbered
2327 registers as well as fully call-clobbered ones.
2329 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2331 * function.c (aggregate_value_p): Work out which ABI the
2332 function is using before testing which registers are at least
2333 partly preserved by a call.
2335 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2337 * early-remat.c: Include regs.h and function-abi.h.
2338 (early_remat::maybe_add_candidate): Don't check for call-clobbered
2340 (early_remat::restrict_remat_for_unavail_regs): New function.
2341 (early_remat::restrict_remat_for_call): Likewise.
2342 (early_remat::process_block): Before calling emit_remat_insns
2343 for a previous call in the block, invalidate any candidates
2344 that would clobber call-preserved registers.
2345 (early_remat::emit_remat_insns_for_block): Likewise for the
2346 final call in a block. Do the same thing for live-in registers
2347 when calling emit_remat_insns at the head of a block.
2349 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2351 * df-scan.c (df_get_entry_block_def_set): Use crtl->abi to test
2352 whether the current function needs to save at least part of a
2353 register before using it.
2354 (df_get_exit_block_use_set): Likewise for epilogue restores.
2356 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2358 * df-problems.c: Include regs.h and function-abi.h.
2359 (df_rd_problem_data): Rename sparse_invalidated_by_call to
2360 sparse_invalidated_by_eh and dense_invalidated_by_call to
2361 dense_invalidated_by_eh.
2362 (df_print_bb_index): Update accordingly.
2363 (df_rd_alloc, df_rd_start_dump, df_rd_confluence_n): Likewise.
2364 (df_lr_confluence_n): Use eh_edge_abi to get the set of registers
2365 that are clobbered by an EH edge. Clobber partially-clobbered
2366 registers as well as fully-clobbered ones.
2367 (df_md_confluence_n): Likewise.
2368 (df_rd_local_compute): Likewise. Update for changes to
2370 * df-scan.c (df_scan_start_dump): Use eh_edge_abi to get the set
2371 of registers that are clobbered by an EH edge. Includde partially-
2372 clobbered registers as well as fully-clobbered ones.
2374 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2376 * cselib.c (cselib_process_insn): If we know what mode a
2377 register was set in, check whether it is clobbered in that
2378 mode by a call. Only fall back to reg_raw_mode if that fails.
2380 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2382 * cse.c: Include regs.h and function-abi.h.
2383 (invalidate_for_call): Take the call insn as an argument.
2384 Use insn_callee_abi to get the ABI of the call and invalidate
2385 partially clobbered registers as well as fully clobbered ones.
2386 (cse_insn): Update call accordingly.
2388 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2390 * combine.c: Include function-abi.h.
2391 (record_dead_and_set_regs): Use insn_callee_abi to get the ABI
2392 of the target of call insns. Invalidate partially-clobbered
2393 registers as well as fully-clobbered ones.
2395 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2397 * cfgloopanal.c: Include regs.h and function-abi.h.
2398 (init_set_costs): Use default_function_abi to test whether
2399 a general register is call-clobbered.
2401 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2403 * cfgcleanup.c (old_insns_match_p): Compare the ABIs of calls
2404 instead of the call-clobbered sets.
2406 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2408 * caller-save.c (setup_save_areas): Remove redundant |s of
2410 (save_call_clobbered_regs): Likewise. Use the call ABI rather
2411 than call_used_or_fixed_regs to decide whether a REG_RETURNED
2414 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2416 * rtl.h (predefined_function_abi): Declare.
2417 (choose_hard_reg_mode): Take a pointer to a predefined_function_abi
2418 instead of a boolean call_save flag.
2419 * config/gcn/gcn.c (gcn_hard_regno_caller_save_mode): Update call
2421 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
2422 * config/ia64/ia64.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
2423 * config/mips/mips.c (mips_hard_regno_caller_save_mode): Likewise.
2424 * config/msp430/msp430.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
2425 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
2426 * config/sh/sh.c (sh_hard_regno_caller_save_mode): Likewise.
2427 * reginfo.c (init_reg_modes_target): Likewise.
2428 (choose_hard_reg_mode): Take a pointer to a predefined_function_abi
2429 instead of a boolean call_save flag.
2430 * targhooks.c: Include function-abi.h.
2431 (default_dwarf_frame_reg_mode): Update call to choose_hard_reg_mode,
2432 using eh_edge_abi to choose the mode.
2434 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2436 * target.def (hard_regno_call_part_clobbered): Take an ABI
2437 identifier instead of an rtx_insn.
2438 * doc/tm.texi: Regenerate.
2439 * hooks.h (hook_bool_insn_uint_mode_false): Delete.
2440 (hook_bool_uint_uint_mode_false): New function.
2441 * hooks.c (hook_bool_insn_uint_mode_false): Delete.
2442 (hook_bool_uint_uint_mode_false): New function.
2443 * config/aarch64/aarch64.c (aarch64_hard_regno_call_part_clobbered):
2444 Take an ABI identifier instead of an rtx_insn.
2445 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Likewise.
2446 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Likewise.
2447 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Likewise.
2448 * config/pru/pru.c (pru_hard_regno_call_part_clobbered): Likewise.
2449 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered):
2451 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Likewise.
2452 * cselib.c: Include function-abi.h.
2453 (cselib_process_insn): Update call to
2454 targetm.hard_regno_call_part_clobbered, using insn_callee_abi
2455 to get the appropriate ABI identifier.
2456 * function-abi.cc (predefined_function_abi::initialize): Update call
2457 to targetm.hard_regno_call_part_clobbered.
2458 * ira-conflicts.c (ira_build_conflicts): Likewise.
2459 * ira-costs.c (ira_tune_allocno_costs): Likewise.
2460 * lra-constraints.c: Include function-abi.h.
2461 (need_for_call_save_p): Update call to
2462 targetm.hard_regno_call_part_clobbered, using insn_callee_abi
2463 to get the appropriate ABI identifier.
2464 * lra-lives.c (check_pseudos_live_through_calls): Likewise.
2465 * regcprop.c (copyprop_hardreg_forward_1): Update call
2466 to targetm.hard_regno_call_part_clobbered.
2467 * reginfo.c (choose_hard_reg_mode): Likewise.
2468 * regrename.c (check_new_reg_p): Likewise.
2469 * reload.c (find_equiv_reg): Likewise.
2470 * reload1.c (emit_reload_insns): Likewise.
2471 * sched-deps.c: Include function-abi.h.
2472 (deps_analyze_insn): Update call to
2473 targetm.hard_regno_call_part_clobbered, using insn_callee_abi
2474 to get the appropriate ABI identifier.
2475 * sel-sched.c (init_regs_for_mode, mark_unavailable_hard_regs): Update
2476 call to targetm.hard_regno_call_part_clobbered.
2477 * targhooks.c (default_dwarf_frame_reg_mode): Likewise.
2479 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2481 * config/i386/i386.c: Include function-abi.h.
2482 (ix86_avx_u128_mode_needed): Treat function calls as AVX_U128_ANY
2483 if they preserve some 256-bit or 512-bit SSE registers.
2485 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2487 * target.def (insn_callee_abi): New hook.
2488 (remove_extra_call_preserved_regs): Delete.
2489 * doc/tm.texi.in (TARGET_INSN_CALLEE_ABI): New macro.
2490 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): Delete.
2491 * doc/tm.texi: Regenerate.
2492 * targhooks.h (default_remove_extra_call_preserved_regs): Delete.
2493 * targhooks.c (default_remove_extra_call_preserved_regs): Delete.
2494 * config/aarch64/aarch64.c (aarch64_simd_call_p): Constify the
2496 (aarch64_remove_extra_call_preserved_regs): Delete.
2497 (aarch64_insn_callee_abi): New function.
2498 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): Delete.
2499 (TARGET_INSN_CALLEE_ABI): New macro.
2500 * rtl.h (get_call_fndecl): Declare.
2501 (cgraph_rtl_info): Fix formatting. Tweak comment for
2502 function_used_regs. Remove function_used_regs_valid.
2503 * rtlanal.c (get_call_fndecl): Moved from final.c
2504 * function-abi.h (insn_callee_abi): Declare.
2505 (target_function_abi_info): Mention insn_callee_abi.
2506 * function-abi.cc (fndecl_abi): Handle flag_ipa_ra in a similar
2507 way to get_call_reg_set_usage did.
2508 (insn_callee_abi): New function.
2509 * regs.h (get_call_reg_set_usage): Delete.
2510 * final.c: Include function-abi.h.
2511 (collect_fn_hard_reg_usage): Add fixed and stack registers to
2512 function_used_regs before the main loop rather than afterwards.
2513 Use insn_callee_abi instead of get_call_reg_set_usage. Exit early
2514 if function_used_regs ends up not being useful.
2515 (get_call_fndecl): Move to rtlanal.c
2516 (get_call_cgraph_rtl_info, get_call_reg_set_usage): Delete.
2517 * caller-save.c: Include function-abi.h.
2518 (setup_save_areas, save_call_clobbered_regs): Use insn_callee_abi
2519 instead of get_call_reg_set_usage.
2520 * cfgcleanup.c: Include function-abi.h.
2521 (old_insns_match_p): Use insn_callee_abi instead of
2522 get_call_reg_set_usage.
2523 * cgraph.h (cgraph_node::rtl_info): Take a const_tree instead of
2525 * cgraph.c (cgraph_node::rtl_info): Likewise. Initialize
2527 * df-scan.c: Include function-abi.h.
2528 (df_get_call_refs): Use insn_callee_abi instead of
2529 get_call_reg_set_usage.
2530 * ira-lives.c: Include function-abi.h.
2531 (process_bb_node_lives): Use insn_callee_abi instead of
2532 get_call_reg_set_usage.
2533 * lra-lives.c: Include function-abi.h.
2534 (process_bb_lives): Use insn_callee_abi instead of
2535 get_call_reg_set_usage.
2536 * postreload.c: Include function-abi.h.
2537 (reload_combine): Use insn_callee_abi instead of
2538 get_call_reg_set_usage.
2539 * regcprop.c: Include function-abi.h.
2540 (copyprop_hardreg_forward_1): Use insn_callee_abi instead of
2541 get_call_reg_set_usage.
2542 * resource.c: Include function-abi.h.
2543 (mark_set_resources, mark_target_live_regs): Use insn_callee_abi
2544 instead of get_call_reg_set_usage.
2545 * var-tracking.c: Include function-abi.h.
2546 (dataflow_set_clear_at_call): Use insn_callee_abi instead of
2547 get_call_reg_set_usage.
2549 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2551 * target.def (fntype_abi): New target hook.
2552 * doc/tm.texi.in (TARGET_FNTYPE_ABI): Likewise.
2553 * doc/tm.texi: Regenerate.
2554 * target.h (predefined_function_abi): Declare.
2555 * function-abi.cc (fntype_abi): Call targetm.calls.fntype_abi,
2557 * config/aarch64/aarch64.h (ARM_PCS_SIMD): New arm_pcs value.
2558 * config/aarch64/aarch64.c: Include function-abi.h.
2559 (aarch64_simd_abi, aarch64_fntype_abi): New functions.
2560 (TARGET_FNTYPE_ABI): Define.
2562 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2564 * Makefile.in (OBJS): Add function-abi.o.
2565 (GTFILES): Add function-abi.h.
2566 * function-abi.cc: New file.
2567 * function-abi.h: Likewise.
2568 * emit-rtl.h (rtl_data::abi): New field.
2569 * function.c: Include function-abi.h.
2570 (prepare_function_start): Initialize crtl->abi.
2571 * read-rtl-function.c: Include regs.h and function-abi.h.
2572 (read_rtl_function_body): Initialize crtl->abi.
2573 (read_rtl_function_body_from_file_range): Likewise.
2574 * reginfo.c: Include function-abi.h.
2575 (init_reg_sets_1): Initialize default_function_abi.
2576 (globalize_reg): Call add_full_reg_clobber for each predefined ABI
2577 when making a register global.
2578 * target-globals.h (this_target_function_abi_info): Declare.
2579 (target_globals::function_abi_info): New field.
2580 (restore_target_globals): Copy it.
2581 * target-globals.c: Include function-abi.h.
2582 (default_target_globals): Initialize the function_abi_info field.
2583 (target_globals): Allocate it.
2584 (save_target_globals): Free it.
2586 2019-09-30 Nick Clifton <nickc@redhat.com>
2589 * config/frv/frv.c (frv_register_move_cost): Add break statements
2590 to avoid falling through to the wrong cases. Tidy code.
2592 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2594 * config/aarch64/aarch64.c (aarch64_hard_regno_call_part_clobbered):
2595 For multi-registers modes, test how big each register part is.
2597 2019-09-30 Nick Clifton <nickc@redhat.com>
2600 * config/iq2000/iq2000.c (iq2000_select_section): Delete.
2601 (TARGET_ASM_SELECT_SECTION): Remove definition.
2602 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Allow definition.
2604 2019-09-30 Ilya Leoshkevich <iii@linux.ibm.com>
2606 * emit-rtl.c (init_raw_REG): New function.
2607 (gen_raw_REG): Use init_raw_REG.
2608 * gengenrtl.c (gendef): Emit init_* functions and alloca_*
2610 * rtl.c (rtx_alloc_stat_v): Use rtx_init.
2611 * rtl.h (rtx_init): New function.
2612 (rtx_alloca): New function.
2613 (init_raw_REG): New function.
2614 (alloca_raw_REG): New macro.
2616 2019-09-30 Michael Meissner <meissner@linux.ibm.com>
2618 * config/rs6000/predicates.md (pcrel_address): Delete predicate.
2619 (pcrel_local_address): Replace pcrel_address predicate, use the
2620 new function address_to_insn_form.
2621 (pcrel_external_address): Replace with new implementation using
2622 address_to_insn_form..
2623 (prefixed_mem_operand): Delete predicate which is now unused.
2624 (pcrel_external_mem_operand): Delete predicate which is now
2626 * config/rs6000/rs6000-protos.h (enum insn_form): New
2628 (enum non_prefixed_form): New enumeration.
2629 (address_to_insn_form): New declaration.
2630 (prefixed_load_p): New declaration.
2631 (prefixed_store_p): New declaration.
2632 (prefixed_paddi_p): New declaration.
2633 (rs6000_asm_output_opcode): New declaration.
2634 (rs6000_final_prescan_insn): Move declaration and update calling
2636 (address_is_prefixed): New helper inline function.
2637 * config/rs6000/rs6000.c(print_operand_address): Check for either
2638 PC-relative local symbols or PC-relative external symbols.
2639 (rs6000_emit_move): Support loading PC-relative addresses.
2640 (mode_supports_prefixed_address_p): Delete, no longer used.
2641 (rs6000_prefixed_address_mode_p): Delete, no longer used.
2642 (address_to_insn_form): New function to decode an address format.
2643 (reg_to_non_prefixed): New function to identify what the
2644 non-prefixed memory instruction format is for a register.
2645 (prefixed_load_p): New function to identify prefixed loads.
2646 (prefixed_store_p): New function to identify prefixed stores.
2647 (prefixed_paddi_p): New function to identify prefixed load
2649 (next_insn_prefixed_p): New static state variable.
2650 (rs6000_final_prescan_insn): New function to determine if an insn
2651 uses a prefixed instruction.
2652 (rs6000_asm_output_opcode): New function to emit 'p' in front of a
2653 prefixed instruction.
2654 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): New target hook.
2655 (ASM_OUTPUT_OPCODE): New target hook.
2656 * config/rs6000/rs6000.md (prefixed): New insn attribute for
2657 prefixed instructions.
2658 (prefixed_length): New insn attribute for the size of prefixed
2660 (non_prefixed_length): New insn attribute for the size of
2661 non-prefixed instructions.
2662 (pcrel_local_addr): New insn to load up a local PC-relative
2664 (pcrel_extern_addr): New insn to load up an external PC-relative
2666 (mov<mode>_64bit_dm): Split the alternatives for loading 0.0 to a
2667 GPR and loading a 128-bit floating point type to a GPR.
2669 2019-09-30 Richard Biener <rguenther@suse.de>
2671 * gimple.c (gimple_get_lhs): For PHIs return the result.
2672 * tree-vectorizer.h (vectorizable_live_operation): Also get the
2673 SLP instance as argument.
2674 * tree-vect-loop.c (vect_analyze_loop_operations): Also handle
2675 double-reduction PHIs with vectorizable_lc_phi.
2676 (vect_analyze_loop_operations): Adjust.
2677 (vect_create_epilog_for_reduction): Remove all code not dealing
2678 with reduction LC PHI or epilogue generation.
2679 (vectorizable_live_operation): Call vect_create_epilog_for_reduction
2680 for live stmts of reductions.
2681 * tree-vect-stmts.c (vectorizable_condition): When !for_reduction
2682 do not handle defs that are not vect_internal_def.
2683 (can_vectorize_live_stmts): Adjust.
2684 (vect_analyze_stmt): When the vectorized stmt defined a value
2685 used on backedges adjust the backedge uses of vectorized PHIs.
2687 2019-09-30 Martin Jambor <mjambor@suse.cz>
2690 * tree-inline.c (force_value_to_type): New function.
2691 (setup_one_parameter): Use force_value_to_type to convert type.
2692 * tree-inline.c (force_value_to_type): Declare.
2693 * ipa-param-manipulation.c (ipa_param_adjustments::modify_call): Deal
2694 with register type mismatches.
2696 2019-09-30 Andreas Tobler <andreast@gcc.gnu.org>
2698 * config.gcc: Use the secure-plt on FreeBSD 13 and upwards for
2700 Define TARGET_FREEBSD32_SECURE_PLT for 64-bit PowerPC.
2701 * config/rs6000/t-freebsd64: Make use of the above define and build
2702 the 32-bit libraries with secure-plt.
2704 2019-09-30 Jakub Jelinek <jakub@redhat.com>
2707 * config/i386/i386-expand.c (ix86_expand_adjust_ufix_to_sfix_si): Use
2708 gen_int_mode instead of GEN_INT.
2710 2019-09-29 Iain Sandoe <iain@sandoe.co.uk>
2712 * config/darwin.c (gen_macho_low): Amend to include the mode
2714 (machopic_indirect_data_reference): Amend gen_macho_low call
2715 to include mode argument
2716 * config/rs6000/rs6000.c (emit_move): Likewise. Amend a comment.
2717 * config/rs6000/darwin.md (@macho_low_<mode>): New, replaces
2718 the macho_high expander and two define_insn entries.
2720 2019-09-29 Jakub Jelinek <jakub@redhat.com>
2723 * optc-save-gen.awk: Fix up printing string option differences.
2725 2019-09-29 Kewen Lin <linkw@gcc.gnu.org>
2727 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Lower
2728 vec_perm cost to 1 for non-Power7 VSX architectures.
2730 2019-09-29 Kewen Lin <linkw@gcc.gnu.org>
2732 * config/rs6000/vsx.md (vec_pack[su]_float_v2di): New define_expand.
2733 (vec_unpack_[su]fix_trunc_hi_v4sf): Likewise.
2734 (vec_unpack_[su]fix_trunc_lo_v4sf): Likewise.
2736 2019-09-28 Iain Sandoe <iain@sandoe.co.uk>
2738 * config/darwin.c (gen_macho_high): Amend to include the mode
2740 (machopic_indirect_data_reference): Amend gen_macho_high call
2741 to include mode argument.
2742 (machopic_legitimize_pic_address): Likewise.
2743 * config/rs6000/rs6000.c (rs6000_legitimize_address):
2744 * config/rs6000/darwin.md (@macho_high_<mode>): New, replaces
2745 the macho_high expander and two define_insn entries.
2747 2019-09-28 Oleg Endo <olegendo@gcc.gnu.org>
2750 * config/sh/sh.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
2752 2019-09-28 Oleg Endo <olegendo@gcc.gnu.org>
2755 * config/sh/sh.c (parse_validate_atomic_model_option): Use
2756 std::string::compare instead of std::string::find.
2758 2019-09-27 Maciej W. Rozycki <macro@wdc.com>
2760 * configure: Regenerate.
2762 2019-09-27 Jakub Jelinek <jakub@redhat.com>
2765 * gimplify.c (omp_default_clause): Predetermine DECL_IN_CONSTANT_POOL
2766 variables as shared.
2768 2019-09-27 Iain Sandoe <iain@sandoe.co.uk>
2770 * config/rs6000/darwin.md (@macho_correct_pic_<mode>): New,
2771 replaces the expander and two define_insn entries.
2772 (@reload_macho_picbase_<mode>): Update gen_macho_correct_pic
2774 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Likewise.
2776 2019-09-27 David Malcolm <dmalcolm@redhat.com>
2778 * fibonacci_heap.h (fibonacci_heap::empty): Make const.
2779 (fibonacci_heap::nodes): Likewise.
2780 (fibonacci_heap::min_key): Likewise.
2781 (fibonacci_heap::min): Likewise.
2783 2019-09-27 David Malcolm <dmalcolm@redhat.com>
2785 * cgraph.c (cgraph_node::get_fun): Make const.
2786 * cgraph.h (cgraph_node::get_fun): Likewise.
2788 2019-09-27 Jakub Jelinek <jakub@redhat.com>
2791 * config/arm/arm.md (<US>mlal): Remove SE wrappers around operands
2794 2019-09-27 Richard Biener <rguenther@suse.de>
2796 * tree-vectorizer.h (_stmt_vec_info::reduc_fn): New.
2797 (STMT_VINFO_REDUC_FN): Likewise.
2798 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Initialize
2799 STMT_VINFO_REDUC_FN.
2800 * tree-vect-loop.c (vect_is_simple_reduction): Fix STMT_VINFO_REDUC_IDX
2801 for condition reductions.
2802 (vect_create_epilog_for_reduction): Compute all required state
2803 from the stmt to be vectorized.
2804 (vectorizable_reduction): Simplify vect_create_epilog_for_reduction
2805 invocation and remove then dead code. For single def-use chains
2806 record only a single vector stmt.
2808 2019-09-27 Richard Sandiford <richard.sandiford@arm.com>
2810 * config/aarch64/aarch64-protos.h (aarch64_builtin_class): New enum.
2811 (AARCH64_BUILTIN_SHIFT, AARCH64_BUILTIN_CLASS): New constants.
2812 (aarch64_gimple_fold_builtin, aarch64_mangle_builtin_type)
2813 (aarch64_fold_builtin, aarch64_init_builtins, aarch64_expand_builtin):
2814 (aarch64_builtin_decl, aarch64_builtin_rsqrt): Delete.
2815 (aarch64_general_mangle_builtin_type, aarch64_general_init_builtins):
2816 (aarch64_general_fold_builtin, aarch64_general_gimple_fold_builtin):
2817 (aarch64_general_expand_builtin, aarch64_general_builtin_decl):
2818 (aarch64_general_builtin_rsqrt): Declare.
2819 * config/aarch64/aarch64-builtins.c (aarch64_general_add_builtin):
2821 (aarch64_mangle_builtin_type): Rename to...
2822 (aarch64_general_mangle_builtin_type): ...this.
2823 (aarch64_init_fcmla_laneq_builtins, aarch64_init_simd_builtins)
2824 (aarch64_init_crc32_builtins, aarch64_init_builtin_rsqrt)
2825 (aarch64_init_pauth_hint_builtins, aarch64_init_tme_builtins): Use
2826 aarch64_general_add_builtin instead of add_builtin_function.
2827 (aarch64_init_builtins): Rename to...
2828 (aarch64_general_init_builtins): ...this. Use
2829 aarch64_general_add_builtin instead of add_builtin_function.
2830 (aarch64_builtin_decl): Rename to...
2831 (aarch64_general_builtin_decl): ...this and remove the unused
2833 (aarch64_expand_builtin): Rename to...
2834 (aarch64_general_expand_builtin): ...this and remove the unused
2836 (aarch64_builtin_rsqrt): Rename to...
2837 (aarch64_general_builtin_rsqrt): ...this.
2838 (aarch64_fold_builtin): Rename to...
2839 (aarch64_general_fold_builtin): ...this. Take the function subcode
2840 and return type as arguments. Remove the "ignored" argument.
2841 (aarch64_gimple_fold_builtin): Rename to...
2842 (aarch64_general_gimple_fold_builtin): ...this. Take the function
2843 subcode and gcall as arguments, and return the new function call.
2844 * config/aarch64/aarch64.c (aarch64_init_builtins)
2845 (aarch64_fold_builtin, aarch64_gimple_fold_builtin)
2846 (aarch64_expand_builtin, aarch64_builtin_decl): New functions.
2847 (aarch64_builtin_reciprocal): Call aarch64_general_builtin_rsqrt
2848 instead of aarch64_builtin_rsqrt.
2849 (aarch64_mangle_type): Call aarch64_general_mangle_builtin_type
2850 instead of aarch64_mangle_builtin_type.
2852 2019-09-27 Richard Sandiford <richard.sandiford@arm.com>
2854 * target.def (check_builtin_call): New target hook.
2855 * doc/tm.texi.in (TARGET_CHECK_BUILTIN_CALL): New @hook.
2856 * doc/tm.texi: Regenerate.
2858 2019-09-27 Richard Sandiford <richard.sandiford@arm.com>
2860 PR tree-optimization/91909
2861 * tree-vect-loop.c (vect_create_epilog_for_reduction): Take a
2862 reduc_index parameter. When handling COND_REDUCTION, make sure
2863 that the reduction phi operand is in the correct arm of the
2865 (vectorizable_reduction): Pass reduc_index to the above.
2867 2019-09-27 Yuliang Wang <yuliang.wang@arm.com>
2869 * config/aarch64/aarch64-sve2.md (aarch64_sve2_sra<mode>):
2870 New combine pattern.
2872 2019-09-26 Max Filippov <jcmvbkbc@gmail.com>
2874 * config/xtensa/xtensa.c (hwloop_optimize): Insert zero overhead
2875 loop instruction into new basic block before the loop when basic
2876 block that precedes the loop is empty.
2878 2019-09-26 Jakub Jelinek <jakub@redhat.com>
2880 * function.c (gimplify_parameters): Use build_clobber function.
2881 * tree-ssa.c (execute_update_addresses_taken): Likewise.
2882 * tree-inline.c (expand_call_inline): Likewise.
2883 * tree-sra.c (clobber_subtree): Likewise.
2884 * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Likewise.
2885 * omp-low.c (lower_rec_simd_input_clauses, lower_rec_input_clauses,
2886 lower_omp_single, lower_depend_clauses, lower_omp_taskreg,
2887 lower_omp_target): Likewise.
2888 * omp-expand.c (expand_omp_for_generic): Likewise.
2889 * omp-offload.c (ompdevlow_adjust_simt_enter): Likewise.
2891 2019-09-26 Will Schmidt <will_schmidt@vnet.ibm.com>
2893 * config/rs6000/rs6000-builtin.def: (LVSL, LVSR, LVEBX, LVEHX,
2894 LVEWX, LVXL, LVXL_V2DF, LVXL_V2DI, LVXL_V4SF, LVXL_V4SI, LVXL_V8HI,
2895 LVXL_V16QI, LVX, LVX_V1TI, LVX_V2DF, LVX_V2DI, LVX_V4SF, LVX_V4SI,
2896 LVX_V8HI, LVX_V16QI, LVLX, LVLXL, LVRX, LVRXL, LXSDX, LXVD2X_V1TI,
2897 LXVD2X_V2DF, LXVD2X_V2DI, LXVDSX, LXVW4X_V4SF, LXVW4X_V4SI,
2898 LXVW4X_V8HI, LXVW4X_V16QI, LD_ELEMREV_V1TI, LD_ELEMREV_V2DF,
2899 LD_ELEMREV_V2DI, LD_ELEMREV_V4SF, LD_ELEMREV_V4SI, LD_ELEMREV_V8HI,
2900 LD_ELEMREV_V16QI): Use the PURE attribute.
2902 2019-09-26 Iain Sandoe <iain@sandoe.co.uk>
2904 * config/rs6000/darwin.md: Replace the expanders for
2905 load_macho_picbase and reload_macho_picbase with use of '@'
2906 and <mode> in their respective define_insns.
2907 (nonlocal_goto_receiver): Pass Pmode to gen_reload_macho_picbase.
2908 * config/rs6000/rs6000-logue.c (rs6000_emit_prologue): Pass
2909 Pmode to gen_load_macho_picbase.
2910 * config/rs6000/rs6000.md: Likewise.
2912 2019-09-25 Richard Biener <rguenther@suse.de>
2914 PR tree-optimization/91896
2915 * tree-vect-loop.c (vectorizable_reduction): The single
2916 def-use cycle optimization cannot apply when there's more
2917 than one pattern stmt involved.
2919 2019-09-26 Richard Biener <rguenther@suse.de>
2921 * tree-vect-loop.c (vect_analyze_loop_operations): Analyze
2922 loop-closed PHIs that are vect_internal_def.
2923 (vect_create_epilog_for_reduction): Exit early for nested cycles.
2925 (vectorizable_lc_phi): New.
2926 * tree-vect-stmts.c (vect_analyze_stmt): Call vectorize_lc_phi.
2927 (vect_transform_stmt): Likewise.
2928 * tree-vectorizer.h (stmt_vec_info_type): Add lc_phi_info_type.
2929 (vectorizable_lc_phi): Declare.
2931 2019-09-26 Richard Biener <rguenther@suse.de>
2933 * tree-vect-loop.c (vect_analyze_loop_operations): Also call
2934 vectorizable_reduction for vect_double_reduction_def.
2935 (vect_transform_loop): Likewise.
2936 (vect_create_epilog_for_reduction): Move double-reduction
2937 PHI creation and preheader argument setting of PHIs ...
2938 (vectorizable_reduction): ... here. Also process
2939 vect_double_reduction_def PHIs, creating the vectorized
2940 PHI nodes, remembering the scalar adjustment computed for
2941 the epilogue in STMT_VINFO_REDUC_EPILOGUE_ADJUSTMENT.
2942 Remember the original reduction code in STMT_VINFO_REDUC_CODE.
2943 * tree-vectorizer.c (vec_info::new_stmt_vec_info):
2944 Initialize STMT_VINFO_REDUC_CODE.
2945 * tree-vectorizer.h (_stmt_vec_info::reduc_epilogue_adjustment): New.
2946 (_stmt_vec_info::reduc_code): Likewise.
2947 (STMT_VINFO_REDUC_EPILOGUE_ADJUSTMENT): Likewise.
2948 (STMT_VINFO_REDUC_CODE): Likewise.
2950 2019-09-26 Matt Turner <mattst88@gmail.com>
2953 * config/aarch64/aarch64.opt (march=): Add Negative(march=).
2954 (mtune=): Add Negative(mtune=).
2955 (mcpu=): Add Negative(mcpu=).
2956 * config/arm/arm.opt: Likewise.
2958 2019-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2960 * config/arm/arm.md (arm_<simd32_op>): New define_insn.
2961 * config/arm/arm_acle.h (__smlald, __smlaldx, __smlsld, __smlsldx):
2963 * config/arm/arm_acle.h: Define builtins for the above.
2964 * config/arm/iterators.md (SIMD32_DIMODE): New int_iterator.
2965 (simd32_op): Handle the above.
2966 * config/arm/unspecs.md: Define unspecs for the above.
2968 2019-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2970 * config/arm/arm.md (arm_<simd32_op>): New define_insn.
2971 (arm_<sup>xtb16): Likewise.
2972 (arm_usada8): Likewise.
2973 * config/arm/arm_acle.h (__qadd8, __qsub8, __shadd8, __shsub8,
2974 __uhadd8, __uhsub8, __uqadd8, __uqsub8, __qadd16, __qasx, __qsax,
2975 __qsub16, __shadd16, __shasx, __shsax, __shsub16, __uhadd16, __uhasx,
2976 __uhsax, __uhsub16, __uqadd16, __uqasx, __uqsax, __uqsub16, __sxtab16,
2977 __sxtb16, __uxtab16, __uxtb16): Define.
2978 * config/arm/arm_acle_builtins.def: Define builtins for the above.
2979 * config/arm/unspecs.md: Define unspecs for the above.
2980 * config/arm/iterators.md (SIMD32_NOGE_BINOP): New int_iterator.
2981 (USXTB16): Likewise.
2982 (simd32_op): New int_attribute.
2983 (sup): Handle UNSPEC_SXTB16, UNSPEC_UXTB16.
2984 * doc/sourcebuild.exp (arm_simd32_ok): Document.
2986 2019-09-26 Martin Jambor <mjambor@suse.cz>
2988 * ipa-sra.c (verify_splitting_accesses): Fix quoting in a call to
2991 2019-09-26 Martin Jambor <mjambor@suse.cz>
2993 * ipa-sra.c (process_scan_results): Fix continue condition.
2995 2019-09-26 Martin Liska <mliska@suse.cz>
2997 PR tree-optimization/91885
2998 * tree-vectorizer.c (try_vectorize_loop_1): Add
2999 TODO_update_ssa_only_virtuals similarly to what slp pass does.
3001 2019-09-26 Richard Sandiford <richard.sandiford@arm.com>
3003 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
3004 aarch64_plus_immediate rather than aarch64_uimm12_shift
3005 to test for valid PLUS immediates.
3007 2019-09-25 Martin Jambor <mjambor@suse.cz>
3009 * tree-sra.c (no_accesses_p): Remove.
3010 (no_accesses_representant): Likewise.
3012 2019-09-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3014 * config/aarch64/arm_neon.h (vaba_s8): Use __ in identifiers
3016 (vaba_s16): Likewise.
3017 (vaba_s32): Likewise.
3018 (vaba_u8): Likewise.
3019 (vaba_u16): Likewise.
3020 (vaba_u32): Likewise.
3021 (vabal_high_s8): Likewise.
3022 (vabal_high_s16): Likewise.
3023 (vabal_high_s32): Likewise.
3024 (vabal_high_u8): Likewise.
3025 (vabal_high_u16): Likewise.
3026 (vabal_high_u32): Likewise.
3027 (vabal_s8): Likewise.
3028 (vabal_s16): Likewise.
3029 (vabal_s32): Likewise.
3030 (vabal_u8): Likewise.
3031 (vabal_u16): Likewise.
3032 (vabal_u32): Likewise.
3033 (vabaq_s8): Likewise.
3034 (vabaq_s16): Likewise.
3035 (vabaq_s32): Likewise.
3036 (vabaq_u8): Likewise.
3037 (vabaq_u16): Likewise.
3038 (vabaq_u32): Likewise.
3039 (vabd_s8): Likewise.
3040 (vabd_s16): Likewise.
3041 (vabd_s32): Likewise.
3042 (vabd_u8): Likewise.
3043 (vabd_u16): Likewise.
3044 (vabd_u32): Likewise.
3045 (vabdl_high_s8): Likewise.
3046 (vabdl_high_s16): Likewise.
3047 (vabdl_high_s32): Likewise.
3048 (vabdl_high_u8): Likewise.
3049 (vabdl_high_u16): Likewise.
3050 (vabdl_high_u32): Likewise.
3051 (vabdl_s8): Likewise.
3052 (vabdl_s16): Likewise.
3053 (vabdl_s32): Likewise.
3054 (vabdl_u8): Likewise.
3055 (vabdl_u16): Likewise.
3056 (vabdl_u32): Likewise.
3057 (vabdq_s8): Likewise.
3058 (vabdq_s16): Likewise.
3059 (vabdq_s32): Likewise.
3060 (vabdq_u8): Likewise.
3061 (vabdq_u16): Likewise.
3062 (vabdq_u32): Likewise.
3063 (vaddlv_s8): Likewise.
3064 (vaddlv_s16): Likewise.
3065 (vaddlv_u8): Likewise.
3066 (vaddlv_u16): Likewise.
3067 (vaddlvq_s8): Likewise.
3068 (vaddlvq_s16): Likewise.
3069 (vaddlvq_s32): Likewise.
3070 (vaddlvq_u8): Likewise.
3071 (vaddlvq_u16): Likewise.
3072 (vaddlvq_u32): Likewise.
3073 (vcvtx_f32_f64): Likewise.
3074 (vcvtx_high_f32_f64): Likewise.
3075 (vcvtxd_f32_f64): Likewise.
3076 (vmla_n_f32): Likewise.
3077 (vmla_n_s16): Likewise.
3078 (vmla_n_s32): Likewise.
3079 (vmla_n_u16): Likewise.
3080 (vmla_n_u32): Likewise.
3081 (vmla_s8): Likewise.
3082 (vmla_s16): Likewise.
3083 (vmla_s32): Likewise.
3084 (vmla_u8): Likewise.
3085 (vmla_u16): Likewise.
3086 (vmla_u32): Likewise.
3087 (vmlal_high_n_s16): Likewise.
3088 (vmlal_high_n_s32): Likewise.
3089 (vmlal_high_n_u16): Likewise.
3090 (vmlal_high_n_u32): Likewise.
3091 (vmlal_high_s8): Likewise.
3092 (vmlal_high_s16): Likewise.
3093 (vmlal_high_s32): Likewise.
3094 (vmlal_high_u8): Likewise.
3095 (vmlal_high_u16): Likewise.
3096 (vmlal_high_u32): Likewise.
3097 (vmlal_n_s16): Likewise.
3098 (vmlal_n_s32): Likewise.
3099 (vmlal_n_u16): Likewise.
3100 (vmlal_n_u32): Likewise.
3101 (vmlal_s8): Likewise.
3102 (vmlal_s16): Likewise.
3103 (vmlal_s32): Likewise.
3104 (vmlal_u8): Likewise.
3105 (vmlal_u16): Likewise.
3106 (vmlal_u32): Likewise.
3107 (vmlaq_n_f32): Likewise.
3108 (vmlaq_n_s16): Likewise.
3109 (vmlaq_n_s32): Likewise.
3110 (vmlaq_n_u16): Likewise.
3111 (vmlaq_n_u32): Likewise.
3112 (vmlaq_s8): Likewise.
3113 (vmlaq_s16): Likewise.
3114 (vmlaq_s32): Likewise.
3115 (vmlaq_u8): Likewise.
3116 (vmlaq_u16): Likewise.
3117 (vmlaq_u32): Likewise.
3118 (vmls_n_f32): Likewise.
3119 (vmls_n_s16): Likewise.
3120 (vmls_n_s32): Likewise.
3121 (vmls_n_u16): Likewise.
3122 (vmls_n_u32): Likewise.
3123 (vmls_s8): Likewise.
3124 (vmls_s16): Likewise.
3125 (vmls_s32): Likewise.
3126 (vmls_u8): Likewise.
3127 (vmls_u16): Likewise.
3128 (vmls_u32): Likewise.
3129 (vmlsl_high_n_s16): Likewise.
3130 (vmlsl_high_n_s32): Likewise.
3131 (vmlsl_high_n_u16): Likewise.
3132 (vmlsl_high_n_u32): Likewise.
3133 (vmlsl_high_s8): Likewise.
3134 (vmlsl_high_s16): Likewise.
3135 (vmlsl_high_s32): Likewise.
3136 (vmlsl_high_u8): Likewise.
3137 (vmlsl_high_u16): Likewise.
3138 (vmlsl_high_u32): Likewise.
3139 (vmlsl_n_s16): Likewise.
3140 (vmlsl_n_s32): Likewise.
3141 (vmlsl_n_u16): Likewise.
3142 (vmlsl_n_u32): Likewise.
3143 (vmlsl_s8): Likewise.
3144 (vmlsl_s16): Likewise.
3145 (vmlsl_s32): Likewise.
3146 (vmlsl_u8): Likewise.
3147 (vmlsl_u16): Likewise.
3148 (vmlsl_u32): Likewise.
3149 (vmlsq_n_f32): Likewise.
3150 (vmlsq_n_s16): Likewise.
3151 (vmlsq_n_s32): Likewise.
3152 (vmlsq_n_u16): Likewise.
3153 (vmlsq_n_u32): Likewise.
3154 (vmlsq_s8): Likewise.
3155 (vmlsq_s16): Likewise.
3156 (vmlsq_s32): Likewise.
3157 (vmlsq_u8): Likewise.
3158 (vmlsq_u16): Likewise.
3159 (vmlsq_u32): Likewise.
3160 (vmovl_high_s8): Likewise.
3161 (vmovl_high_s16): Likewise.
3162 (vmovl_high_s32): Likewise.
3163 (vmovl_high_u8): Likewise.
3164 (vmovl_high_u16): Likewise.
3165 (vmovl_high_u32): Likewise.
3166 (vmovl_s8): Likewise.
3167 (vmovl_s16): Likewise.
3168 (vmovl_s32): Likewise.
3169 (vmovl_u8): Likewise.
3170 (vmovl_u16): Likewise.
3171 (vmovl_u32): Likewise.
3172 (vmovn_high_s16): Likewise.
3173 (vmovn_high_s32): Likewise.
3174 (vmovn_high_s64): Likewise.
3175 (vmovn_high_u16): Likewise.
3176 (vmovn_high_u32): Likewise.
3177 (vmovn_high_u64): Likewise.
3178 (vmovn_s16): Likewise.
3179 (vmovn_s32): Likewise.
3180 (vmovn_s64): Likewise.
3181 (vmovn_u16): Likewise.
3182 (vmovn_u32): Likewise.
3183 (vmovn_u64): Likewise.
3184 (vmull_high_n_s16): Likewise.
3185 (vmull_high_n_s32): Likewise.
3186 (vmull_high_n_u16): Likewise.
3187 (vmull_high_n_u32): Likewise.
3188 (vmull_high_p8): Likewise.
3189 (vmull_high_s8): Likewise.
3190 (vmull_high_s16): Likewise.
3191 (vmull_high_s32): Likewise.
3192 (vmull_high_u8): Likewise.
3193 (vmull_high_u16): Likewise.
3194 (vmull_high_u32): Likewise.
3195 (vmull_n_s16): Likewise.
3196 (vmull_n_s32): Likewise.
3197 (vmull_n_u16): Likewise.
3198 (vmull_n_u32): Likewise.
3199 (vmull_p8): Likewise.
3200 (vmull_s8): Likewise.
3201 (vmull_s16): Likewise.
3202 (vmull_s32): Likewise.
3203 (vmull_u8): Likewise.
3204 (vmull_u16): Likewise.
3205 (vmull_u32): Likewise.
3206 (vpadal_s8): Likewise.
3207 (vpadal_s16): Likewise.
3208 (vpadal_s32): Likewise.
3209 (vpadal_u8): Likewise.
3210 (vpadal_u16): Likewise.
3211 (vpadal_u32): Likewise.
3212 (vpadalq_s8): Likewise.
3213 (vpadalq_s16): Likewise.
3214 (vpadalq_s32): Likewise.
3215 (vpadalq_u8): Likewise.
3216 (vpadalq_u16): Likewise.
3217 (vpadalq_u32): Likewise.
3218 (vpaddl_s8): Likewise.
3219 (vpaddl_s16): Likewise.
3220 (vpaddl_s32): Likewise.
3221 (vpaddl_u8): Likewise.
3222 (vpaddl_u16): Likewise.
3223 (vpaddl_u32): Likewise.
3224 (vpaddlq_s8): Likewise.
3225 (vpaddlq_s16): Likewise.
3226 (vpaddlq_s32): Likewise.
3227 (vpaddlq_u8): Likewise.
3228 (vpaddlq_u16): Likewise.
3229 (vpaddlq_u32): Likewise.
3230 (vpaddq_s8): Likewise.
3231 (vpaddq_s16): Likewise.
3232 (vpaddq_s32): Likewise.
3233 (vpaddq_s64): Likewise.
3234 (vpaddq_u8): Likewise.
3235 (vpaddq_u16): Likewise.
3236 (vpaddq_u32): Likewise.
3237 (vpaddq_u64): Likewise.
3238 (vqdmulh_n_s16): Likewise.
3239 (vqdmulh_n_s32): Likewise.
3240 (vqdmulhq_n_s16): Likewise.
3241 (vqdmulhq_n_s32): Likewise.
3242 (vqmovn_high_s16): Likewise.
3243 (vqmovn_high_s32): Likewise.
3244 (vqmovn_high_s64): Likewise.
3245 (vqmovn_high_u16): Likewise.
3246 (vqmovn_high_u32): Likewise.
3247 (vqmovn_high_u64): Likewise.
3248 (vqmovun_high_s16): Likewise.
3249 (vqmovun_high_s32): Likewise.
3250 (vqmovun_high_s64): Likewise.
3251 (vqrdmulh_n_s16): Likewise.
3252 (vqrdmulh_n_s32): Likewise.
3253 (vqrdmulhq_n_s16): Likewise.
3254 (vqrdmulhq_n_s32): Likewise.
3255 (vrsqrte_u32): Likewise.
3256 (vrsqrteq_u32): Likewise.
3257 (vtst_p8): Likewise.
3258 (vtst_p16): Likewise.
3259 (vtst_p64): Likewise.
3260 (vtstq_p8): Likewise.
3261 (vtstq_p16): Likewise.
3262 (vtstq_p64): Likewise.
3263 (vaddlv_s32): Likewise.
3264 (vaddlv_u32): Likewise.
3265 (vqtbl1_p8): Likewise.
3266 (vqtbl1_s8): Likewise.
3267 (vqtbl1_u8): Likewise.
3268 (vqtbl1q_p8): Likewise.
3269 (vqtbl1q_s8): Likewise.
3270 (vqtbl1q_u8): Likewise.
3271 (vqtbx1_s8): Likewise.
3272 (vqtbx1_u8): Likewise.
3273 (vqtbx1_p8): Likewise.
3274 (vqtbx1q_s8): Likewise.
3275 (vqtbx1q_u8): Likewise.
3276 (vqtbx1q_p8): Likewise.
3277 (vtbl1_s8): Likewise.
3278 (vtbl1_u8): Likewise.
3279 (vtbl1_p8): Likewise.
3280 (vtbl2_s8): Likewise.
3281 (vtbl2_u8): Likewise.
3282 (vtbl2_p8): Likewise.
3283 (vtbl3_s8): Likewise.
3284 (vtbl3_u8): Likewise.
3285 (vtbl3_p8): Likewise.
3286 (vtbl4_s8): Likewise.
3287 (vtbl4_u8): Likewise.
3288 (vtbl4_p8): Likewise.
3289 (vtbx2_s8): Likewise.
3290 (vtbx2_u8): Likewise.
3291 (vtbx2_p8): Likewise.
3292 (vld1_f32): Likewise.
3293 (vld1_f64): Likewise.
3294 (vld1_p8): Likewise.
3295 (vld1_p16): Likewise.
3296 (vld1_p64): Likewise.
3297 (vld1_s8): Likewise.
3298 (vld1_s16): Likewise.
3299 (vld1_s32): Likewise.
3300 (vld1_s64): Likewise.
3301 (vld1_u8): Likewise.
3302 (vld1_u16): Likewise.
3303 (vld1_u32): Likewise.
3304 (vld1_u64): Likewise.
3305 (vld1q_f32): Likewise.
3306 (vld1q_f64): Likewise.
3307 (vld1q_p8): Likewise.
3308 (vld1q_p16): Likewise.
3309 (vld1q_p64): Likewise.
3310 (vld1q_s8): Likewise.
3311 (vld1q_s16): Likewise.
3312 (vld1q_s32): Likewise.
3313 (vld1q_s64): Likewise.
3314 (vld1q_u8): Likewise.
3315 (vld1q_u16): Likewise.
3316 (vld1q_u32): Likewise.
3317 (vld1q_u64): Likewise.
3318 (vpmax_s8): Likewise.
3319 (vpmax_s16): Likewise.
3320 (vpmax_s32): Likewise.
3321 (vpmax_u8): Likewise.
3322 (vpmax_u16): Likewise.
3323 (vpmax_u32): Likewise.
3324 (vpmaxq_s8): Likewise.
3325 (vpmaxq_s16): Likewise.
3326 (vpmaxq_s32): Likewise.
3327 (vpmaxq_u8): Likewise.
3328 (vpmaxq_u16): Likewise.
3329 (vpmaxq_u32): Likewise.
3330 (vpmax_f32): Likewise.
3331 (vpmaxq_f32): Likewise.
3332 (vpmaxq_f64): Likewise.
3333 (vpmaxqd_f64): Likewise.
3334 (vpmaxs_f32): Likewise.
3335 (vpmaxnm_f32): Likewise.
3336 (vpmaxnmq_f32): Likewise.
3337 (vpmaxnmq_f64): Likewise.
3338 (vpmaxnmqd_f64): Likewise.
3339 (vpmaxnms_f32): Likewise.
3340 (vpmin_s8): Likewise.
3341 (vpmin_s16): Likewise.
3342 (vpmin_s32): Likewise.
3343 (vpmin_u8): Likewise.
3344 (vpmin_u16): Likewise.
3345 (vpmin_u32): Likewise.
3346 (vpminq_s8): Likewise.
3347 (vpminq_s16): Likewise.
3348 (vpminq_s32): Likewise.
3349 (vpminq_u8): Likewise.
3350 (vpminq_u16): Likewise.
3351 (vpminq_u32): Likewise.
3352 (vpmin_f32): Likewise.
3353 (vpminq_f32): Likewise.
3354 (vpminq_f64): Likewise.
3355 (vpminqd_f64): Likewise.
3356 (vpmins_f32): Likewise.
3357 (vpminnm_f32): Likewise.
3358 (vpminnmq_f32): Likewise.
3359 (vpminnmq_f64): Likewise.
3360 (vpminnmqd_f64): Likewise.
3361 (vpminnms_f32): Likewise.
3362 (vmla_f32): Likewise.
3363 (vmlaq_f32): Likewise.
3364 (vmlaq_f64): Likewise.
3365 (vmls_f32): Likewise.
3366 (vmlsq_f32): Likewise.
3367 (vmlsq_f64): Likewise.
3368 (vqtbl2_s8): Likewise.
3369 (vqtbl2_u8): Likewise.
3370 (vqtbl2_p8): Likewise.
3371 (vqtbl2q_s8): Likewise.
3372 (vqtbl2q_u8): Likewise.
3373 (vqtbl2q_p8): Likewise.
3374 (vqtbl3_s8): Likewise.
3375 (vqtbl3_u8): Likewise.
3376 (vqtbl3_p8): Likewise.
3377 (vqtbl3q_s8): Likewise.
3378 (vqtbl3q_u8): Likewise.
3379 (vqtbl3q_p8): Likewise.
3380 (vqtbl4_s8): Likewise.
3381 (vqtbl4_u8): Likewise.
3382 (vqtbl4_p8): Likewise.
3383 (vqtbl4q_s8): Likewise.
3384 (vqtbl4q_u8): Likewise.
3385 (vqtbl4q_p8): Likewise.
3386 (vqtbx2_s8): Likewise.
3387 (vqtbx2_u8): Likewise.
3388 (vqtbx2_p8): Likewise.
3389 (vqtbx2q_s8): Likewise.
3390 (vqtbx2q_u8): Likewise.
3391 (vqtbx2q_p8): Likewise.
3392 (vqtbx3_s8): Likewise.
3393 (vqtbx3_u8): Likewise.
3394 (vqtbx3_p8): Likewise.
3395 (vqtbx3q_s8): Likewise.
3396 (vqtbx3q_u8): Likewise.
3397 (vqtbx3q_p8): Likewise.
3398 (vqtbx4_s8): Likewise.
3399 (vqtbx4_u8): Likewise.
3400 (vqtbx4_p8): Likewise.
3401 (vqtbx4q_s8): Likewise.
3402 (vqtbx4q_u8): Likewise.
3403 (vqtbx4q_p8): Likewise.
3404 (vrev16_p8): Likewise.
3405 (vrev16_s8): Likewise.
3406 (vrev16_u8): Likewise.
3407 (vrev16q_p8): Likewise.
3408 (vrev16q_s8): Likewise.
3409 (vrev16q_u8): Likewise.
3410 (vrev32_p8): Likewise.
3411 (vrev32_p16): Likewise.
3412 (vrev32_s8): Likewise.
3413 (vrev32_s16): Likewise.
3414 (vrev32_u8): Likewise.
3415 (vrev32_u16): Likewise.
3416 (vrev32q_p8): Likewise.
3417 (vrev32q_p16): Likewise.
3418 (vrev32q_s8): Likewise.
3419 (vrev32q_s16): Likewise.
3420 (vrev32q_u8): Likewise.
3421 (vrev32q_u16): Likewise.
3422 (vrev64_f32): Likewise.
3423 (vrev64_p8): Likewise.
3424 (vrev64_p16): Likewise.
3425 (vrev64_s8): Likewise.
3426 (vrev64_s16): Likewise.
3427 (vrev64_s32): Likewise.
3428 (vrev64_u8): Likewise.
3429 (vrev64_u16): Likewise.
3430 (vrev64_u32): Likewise.
3431 (vrev64q_f32): Likewise.
3432 (vrev64q_p8): Likewise.
3433 (vrev64q_p16): Likewise.
3434 (vrev64q_s8): Likewise.
3435 (vrev64q_s16): Likewise.
3436 (vrev64q_s32): Likewise.
3437 (vrev64q_u8): Likewise.
3438 (vrev64q_u16): Likewise.
3439 (vrev64q_u32): Likewise.
3440 (vsha1cq_u32): Likewise.
3441 (vsha1mq_u32): Likewise.
3442 (vsha1pq_u32): Likewise.
3443 (vsha1h_u32): Likewise.
3444 (vsha1su0q_u32): Likewise.
3445 (vsha1su1q_u32): Likewise.
3446 (vsha256hq_u32): Likewise.
3447 (vsha256h2q_u32): Likewise.
3448 (vsha256su0q_u32): Likewise.
3449 (vsha256su1q_u32): Likewise.
3450 (vmull_p64): Likewise.
3451 (vmull_high_p64): Likewise.
3452 (vsqrt_f32): Likewise.
3453 (vsqrtq_f32): Likewise.
3454 (vsqrt_f64): Likewise.
3455 (vsqrtq_f64): Likewise.
3456 (vst1_f32): Likewise.
3457 (vst1_f64): Likewise.
3458 (vst1_p8): Likewise.
3459 (vst1_p16): Likewise.
3460 (vst1_p64): Likewise.
3461 (vst1_s8): Likewise.
3462 (vst1_s16): Likewise.
3463 (vst1_s32): Likewise.
3464 (vst1_s64): Likewise.
3465 (vst1_u8): Likewise.
3466 (vst1_u16): Likewise.
3467 (vst1_u32): Likewise.
3468 (vst1_u64): Likewise.
3469 (vst1q_f32): Likewise.
3470 (vst1q_f64): Likewise.
3471 (vst1q_p8): Likewise.
3472 (vst1q_p16): Likewise.
3473 (vst1q_p64): Likewise.
3474 (vst1q_s8): Likewise.
3475 (vst1q_s16): Likewise.
3476 (vst1q_s32): Likewise.
3477 (vst1q_s64): Likewise.
3478 (vst1q_u8): Likewise.
3479 (vst1q_u16): Likewise.
3480 (vst1q_u32): Likewise.
3481 (vst1q_u64): Likewise.
3482 (vst1_s64_x2): Likewise.
3483 (vst1_u64_x2): Likewise.
3484 (vst1_f64_x2): Likewise.
3485 (vst1_s8_x2): Likewise.
3486 (vst1_p8_x2): Likewise.
3487 (vst1_s16_x2): Likewise.
3488 (vst1_p16_x2): Likewise.
3489 (vst1_s32_x2): Likewise.
3490 (vst1_u8_x2): Likewise.
3491 (vst1_u16_x2): Likewise.
3492 (vst1_u32_x2): Likewise.
3493 (vst1_f16_x2): Likewise.
3494 (vst1_f32_x2): Likewise.
3495 (vst1_p64_x2): Likewise.
3496 (vst1q_s8_x2): Likewise.
3497 (vst1q_p8_x2): Likewise.
3498 (vst1q_s16_x2): Likewise.
3499 (vst1q_p16_x2): Likewise.
3500 (vst1q_s32_x2): Likewise.
3501 (vst1q_s64_x2): Likewise.
3502 (vst1q_u8_x2): Likewise.
3503 (vst1q_u16_x2): Likewise.
3504 (vst1q_u32_x2): Likewise.
3505 (vst1q_u64_x2): Likewise.
3506 (vst1q_f16_x2): Likewise.
3507 (vst1q_f32_x2): Likewise.
3508 (vst1q_f64_x2): Likewise.
3509 (vst1q_p64_x2): Likewise.
3510 (vst1_s64_x3): Likewise.
3511 (vst1_u64_x3): Likewise.
3512 (vst1_f64_x3): Likewise.
3513 (vst1_s8_x3): Likewise.
3514 (vst1_p8_x3): Likewise.
3515 (vst1_s16_x3): Likewise.
3516 (vst1_p16_x3): Likewise.
3517 (vst1_s32_x3): Likewise.
3518 (vst1_u8_x3): Likewise.
3519 (vst1_u16_x3): Likewise.
3520 (vst1_u32_x3): Likewise.
3521 (vst1_f16_x3): Likewise.
3522 (vst1_f32_x3): Likewise.
3523 (vst1_p64_x3): Likewise.
3524 (vst1q_s8_x3): Likewise.
3525 (vst1q_p8_x3): Likewise.
3526 (vst1q_s16_x3): Likewise.
3527 (vst1q_p16_x3): Likewise.
3528 (vst1q_s32_x3): Likewise.
3529 (vst1q_s64_x3): Likewise.
3530 (vst1q_u8_x3): Likewise.
3531 (vst1q_u16_x3): Likewise.
3532 (vst1q_u32_x3): Likewise.
3533 (vst1q_u64_x3): Likewise.
3534 (vst1q_f16_x3): Likewise.
3535 (vst1q_f32_x3): Likewise.
3536 (vst1q_f64_x3): Likewise.
3537 (vst1q_p64_x3): Likewise.
3538 (vst2_s64): Likewise.
3539 (vst2_u64): Likewise.
3540 (vst2_f64): Likewise.
3541 (vst2_s8): Likewise.
3542 (vst2_p8): Likewise.
3543 (vst2_s16): Likewise.
3544 (vst2_p16): Likewise.
3545 (vst2_s32): Likewise.
3546 (vst2_u8): Likewise.
3547 (vst2_u16): Likewise.
3548 (vst2_u32): Likewise.
3549 (vst2_f16): Likewise.
3550 (vst2_f32): Likewise.
3551 (vst2_p64): Likewise.
3552 (vst2q_s8): Likewise.
3553 (vst2q_p8): Likewise.
3554 (vst2q_s16): Likewise.
3555 (vst2q_p16): Likewise.
3556 (vst2q_s32): Likewise.
3557 (vst2q_s64): Likewise.
3558 (vst2q_u8): Likewise.
3559 (vst2q_u16): Likewise.
3560 (vst2q_u32): Likewise.
3561 (vst2q_u64): Likewise.
3562 (vst2q_f16): Likewise.
3563 (vst2q_f32): Likewise.
3564 (vst2q_f64): Likewise.
3565 (vst2q_p64): Likewise.
3566 (vst3_s64): Likewise.
3567 (vst3_u64): Likewise.
3568 (vst3_f64): Likewise.
3569 (vst3_s8): Likewise.
3570 (vst3_p8): Likewise.
3571 (vst3_s16): Likewise.
3572 (vst3_p16): Likewise.
3573 (vst3_s32): Likewise.
3574 (vst3_u8): Likewise.
3575 (vst3_u16): Likewise.
3576 (vst3_u32): Likewise.
3577 (vst3_f16): Likewise.
3578 (vst3_f32): Likewise.
3579 (vst3_p64): Likewise.
3580 (vst3q_s8): Likewise.
3581 (vst3q_p8): Likewise.
3582 (vst3q_s16): Likewise.
3583 (vst3q_p16): Likewise.
3584 (vst3q_s32): Likewise.
3585 (vst3q_s64): Likewise.
3586 (vst3q_u8): Likewise.
3587 (vst3q_u16): Likewise.
3588 (vst3q_u32): Likewise.
3589 (vst3q_u64): Likewise.
3590 (vst3q_f16): Likewise.
3591 (vst3q_f32): Likewise.
3592 (vst3q_f64): Likewise.
3593 (vst3q_p64): Likewise.
3594 (vst4_s64): Likewise.
3595 (vst4_u64): Likewise.
3596 (vst4_f64): Likewise.
3597 (vst4_s8): Likewise.
3598 (vst4_p8): Likewise.
3599 (vst4_s16): Likewise.
3600 (vst4_p16): Likewise.
3601 (vst4_s32): Likewise.
3602 (vst4_u8): Likewise.
3603 (vst4_u16): Likewise.
3604 (vst4_u32): Likewise.
3605 (vst4_f16): Likewise.
3606 (vst4_f32): Likewise.
3607 (vst4_p64): Likewise.
3608 (vst4q_s8): Likewise.
3609 (vst4q_p8): Likewise.
3610 (vst4q_s16): Likewise.
3611 (vst4q_p16): Likewise.
3612 (vst4q_s32): Likewise.
3613 (vst4q_s64): Likewise.
3614 (vst4q_u8): Likewise.
3615 (vst4q_u16): Likewise.
3616 (vst4q_u32): Likewise.
3617 (vst4q_u64): Likewise.
3618 (vst4q_f16): Likewise.
3619 (vst4q_f32): Likewise.
3620 (vst4q_f64): Likewise.
3621 (vst4q_p64): Likewise.
3622 (vtbx4_s8): Likewise.
3623 (vtbx4_u8): Likewise.
3624 (vtbx4_p8): Likewise.
3625 (vtrn_f32): Likewise.
3626 (vtrn_p8): Likewise.
3627 (vtrn_p16): Likewise.
3628 (vtrn_s8): Likewise.
3629 (vtrn_s16): Likewise.
3630 (vtrn_s32): Likewise.
3631 (vtrn_u8): Likewise.
3632 (vtrn_u16): Likewise.
3633 (vtrn_u32): Likewise.
3634 (vtrnq_f32): Likewise.
3635 (vtrnq_p8): Likewise.
3636 (vtrnq_p16): Likewise.
3637 (vtrnq_s8): Likewise.
3638 (vtrnq_s16): Likewise.
3639 (vtrnq_s32): Likewise.
3640 (vtrnq_u8): Likewise.
3641 (vtrnq_u16): Likewise.
3642 (vtrnq_u32): Likewise.
3643 (vrsqrte_f16): Likewise.
3644 (vrsqrteq_f16): Likewise.
3645 (vsqrt_f16): Likewise.
3646 (vsqrtq_f16): Likewise.
3647 (vabd_f16): Likewise.
3648 (vabdq_f16): Likewise.
3649 (vpadd_f16): Likewise.
3650 (vpaddq_f16): Likewise.
3651 (vpmax_f16): Likewise.
3652 (vpmaxq_f16): Likewise.
3653 (vpmaxnm_f16): Likewise.
3654 (vpmaxnmq_f16): Likewise.
3655 (vpmin_f16): Likewise.
3656 (vpminq_f16): Likewise.
3657 (vpminnm_f16): Likewise.
3658 (vpminnmq_f16): Likewise.
3659 (vrsqrts_f16): Likewise.
3660 (vrsqrtsq_f16): Likewise.
3662 2019-09-25 Richard Biener <rguenther@suse.de>
3664 PR tree-optimization/91896
3665 * tree-vect-loop.c (vectorizable_reduction): The single
3666 def-use cycle optimization cannot apply when there's more
3667 than one pattern stmt involved.
3669 2019-09-24 Iain Sandoe <iain@sandoe.co.uk>
3671 * config/rs6000/rs6000.md (load_macho_picbase_<mode>): New, using
3672 the 'P' mode iterator, replacing the (removed) SI and DI variants.
3673 (reload_macho_picbase_<mode>): Likewise.
3675 2019-09-24 Iain Sandoe <iain@sandoe.co.uk>
3677 * config/rs6000/rs6000.md: Move darwin.md include until
3678 after the definition of the mode iterators.
3680 2019-09-23 Martin Sebor <msebor@redhat.com>
3682 PR tree-optimization/91570
3683 * tree-ssa-strlen.c (get_range_strlen_dynamic): Handle null and
3684 non-constant minlen, maxlen and maxbound.
3686 2019-09-24 Richard Biener <rguenther@suse.de>
3688 * tree-vectorizer.h (_stmt_vec_info::const_cond_reduc_code):
3690 (_stmt_vec_info::cond_reduc_code): ... this.
3691 (_stmt_vec_info::induc_cond_initial_val): Add.
3692 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): Rename to...
3693 (STMT_VINFO_VEC_COND_REDUC_CODE): ... this.
3694 (STMT_VINFO_VEC_INDUC_COND_INITIAL_VAL): Add.
3695 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Adjust.
3696 * tree-vect-loop.c (get_initial_def_for_reduction): Pass in
3698 (vect_create_epilog_for_reduction): Drop special
3699 induction condition reduction params, pass in reduction code
3701 (vectorizable_reduction): Perform condition reduction kind
3702 selection only at analysis time. Adjust passing on state.
3704 2019-09-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3706 * config/aarch64/aarch64.md (mov<mode>): Don't call
3707 aarch64_split_dimode_const_store on volatile MEM.
3709 2019-09-24 Stamatis Markianos-Wright <stam.markianos-wright@arm.com>
3711 * config/aarch64/aarch64-option-extensions.def (fp16fml):
3712 Update hwcap string for fp16fml.
3714 2019-09-24 Jakub Jelinek <jakub@redhat.com>
3717 * match.pd (((T)(A)) + CST -> (T)(A + CST)): Formatting fix.
3718 (((T)(A + CST1)) + CST2 -> (T)(A) + (T)CST1 + CST2): New optimization.
3720 2019-09-24 Martin Liska <mliska@suse.cz>
3722 * cfgexpand.c (gimple_assign_rhs_to_tree): Use switch statement
3723 instead of if-elseif-elseif-...
3724 * gimple-expr.c (extract_ops_from_tree): Likewise.
3725 * gimple.c (get_gimple_rhs_num_ops): Likewise.
3726 * tree-ssa-forwprop.c (rhs_to_tree): Likewise.
3728 2019-09-24 Martin Jambor <mjambor@suse.cz>
3731 * ipa-param-manipulation.c (carry_over_param): Make a method of
3732 ipa_param_body_adjustments, remove now unnecessary argument. Also copy
3733 in case of a context mismatch.
3734 (ipa_param_body_adjustments::common_initialization): Adjust call to
3736 * ipa-param-manipulation.h (class ipa_param_body_adjustments): Add
3737 private method carry_over_param.
3739 2019-09-24 Martin Jambor <mjambor@suse.cz>
3742 * ipa-sra.c (scan_expr_access): Check that offset is non-negative.
3744 2019-09-24 Richard Biener <rguenther@suse.de>
3746 * tree-ssa-sccvn.c (vn_reference_lookup_3): Valueize MEM_REF
3749 2019-09-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3751 * config/arm/t-arm (arm-builtins.o): Add dependency on
3752 arm_acle_builtins.def.
3754 2019-09-23 Richard Sandiford <richard.sandiford@arm.com>
3757 * config/rs6000/altivec.md (altivec_copysign_v4sf3): Generate
3758 canonical CONST_INTs. Use gen_rtvec.
3760 2019-09-23 Richard Biener <rguenther@suse.de>
3762 * tree-vect-loop.c (get_initial_def_for_reduction): Simplify,
3763 avoid adjusting by + 0 or * 1.
3764 (vect_create_epilog_for_reduction): Get reduction code only
3765 when necessary. Deal with adjustment_def only when necessary.
3767 2019-09-23 Richard Sandiford <richard.sandiford@arm.com>
3769 * config/aarch64/atomics.md (aarch64_store_exclusive_pair): Fix
3772 2019-09-23 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3775 * lto-section-in.c (lto_section_name): Use "ipa_sra" instead of
3778 2019-09-22 Iain Sandoe <iain@sandoe.co.uk>
3780 * config/rs6000/rs6000.c (machopic_output_stub): Remove dead
3781 code. Merge code blocks with common conditionals. Use declared
3782 macro instead of a magic number for PIC level.
3784 2019-09-21 Martin Sebor <msebor@redhat.com>
3787 * gcc/gimple-ssa-warn-restrict.c (builtin_memref::set_base_and_offset):
3788 Simplify computation of the offset of the referenced subobject.
3790 2019-09-21 Iain Sandoe <iain@sandoe.co.uk>
3792 * config/darwin.c (machopic_legitimize_pic_address): Check
3795 2019-09-21 Richard Sandiford <richard.sandiford@arm.com>
3797 * ira-conflicts.c (can_use_same_reg_p): New function.
3798 (process_reg_shuffles): Take an insn parameter. Ignore cases
3799 in which input operand op_num could seemingly never be allocated
3800 to the same register as the destination.
3801 (add_insn_allocno_copies): Update call to process_reg_shuffles.
3803 2019-09-21 Richard Sandiford <richard.sandiford@arm.com>
3805 * simplify-rtx.c (neg_const_int): Replace with...
3806 (neg_poly_int_rtx): ...this new function.
3807 (simplify_binary_operation_1): Extend (minus x C) -> (plus X -C)
3808 to all CONST_SCALAR_INTs and to CONST_POLY_INT.
3809 (simplify_plus_minus): Likewise for constant terms here.
3811 2019-09-20 Jonas Pfeil <jonas.pfeil@uli-ulm.de>
3813 * config/microblaze/microblaze.h (ASM_OUTPUT_SKIP): Use
3814 HOST_WIDE_PRINT_UNSIGNED.
3816 2019-09-20 John David Anglin <danglin@gcc.gnu.org>
3818 * config/pa/pa.c (pa_trampoline_init): Remove spurious extended
3821 2019-09-20 Maya Rashish <coypu@sdf.org>
3824 * config/vax/vax.c (TARGET_HAVE_SPECULATION_SAFE_VALUE):
3825 Define to speculation_safe_value_not_needed.
3827 2019-09-20 Richard Biener <rguenther@suse.de>
3828 Uros Bizjak <ubizjak@gmail.com>
3831 * config/i386/i386-features.c (gen_gpr_to_xmm_move_src): Revert
3833 (general_scalar_chain::convert_op): Force not suitable memory
3834 operands to a register.
3836 2019-09-20 Richard Biener <rguenther@suse.de>
3838 PR tree-optimization/91821
3839 * tree-vect-loop.c (check_reduction_path): Check we can compute
3841 (vect_is_simple_reduction): Set STMT_VINFO_REDUC_IDX.
3842 * tree-vect-patterns.c (vect_reassociating_reduction_p): Return
3843 operands in canonical order.
3844 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Initialize
3845 STMT_VINFO_REDUC_IDX.
3846 * tree-vectorizer.h (_stmt_vec_info::reduc_idx): New.
3847 (STMT_VINFO_REDUC_IDX): Likewise.
3849 2019-09-20 Eric Botcazou <ebotcazou@adacore.com>
3852 * config/sparc/sparc.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
3854 2019-09-20 Richard Biener <rguenther@suse.de>
3856 PR tree-optimization/91822
3857 * tree-vectorizer.h (vectorizable_condition): Restore for_reduction
3859 * tree-vect-loop.c (vectorizable_reduction): Adjust asserts
3860 for reduc_index in nested cycles, adjust vectorizable_condition
3862 * tree-vect-stmts.c (vectorizable_condition): Restore for_reduction
3864 (vect_analyze_stmt): Adjust.
3865 (vect_transform_stmt): Likewise.
3867 2019-09-20 Richard Biener <rguenther@suse.de>
3870 * config/i386/i386-features.c (general_scalar_chain::convert_registers):
3871 Ensure there's a sequence point between allocating the new register
3872 and passing a reference to a reg via regno_reg_rtx.
3874 2019-09-20 Martin Jambor <mjambor@suse.cz>
3876 * coretypes.h (cgraph_edge): Declare.
3877 * ipa-param-manipulation.c: Rewrite.
3878 * ipa-param-manipulation.h: Likewise.
3879 * Makefile.in (GTFILES): Added ipa-param-manipulation.h and ipa-sra.c.
3880 (OBJS): Added ipa-sra.o.
3881 * cgraph.h (ipa_replace_map): Removed fields old_tree, replace_p
3882 and ref_p, added fields param_adjustments and performed_splits.
3883 (struct cgraph_clone_info): Remove ags_to_skip and
3884 combined_args_to_skip, new field param_adjustments.
3885 (cgraph_node::create_clone): Changed parameters to use
3886 ipa_param_adjustments.
3887 (cgraph_node::create_virtual_clone): Likewise.
3888 (cgraph_node::create_virtual_clone_with_body): Likewise.
3889 (tree_function_versioning): Likewise.
3890 (cgraph_build_function_type_skip_args): Removed.
3891 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Convert to
3892 using ipa_param_adjustments.
3893 (clone_of_p): Likewise.
3894 * cgraphclones.c (cgraph_build_function_type_skip_args): Removed.
3895 (build_function_decl_skip_args): Likewise.
3896 (duplicate_thunk_for_node): Adjust parameters using
3897 ipa_param_body_adjustments, copy param_adjustments instead of
3899 (cgraph_node::create_clone): Convert to using ipa_param_adjustments.
3900 (cgraph_node::create_virtual_clone): Likewise.
3901 (cgraph_node::create_version_clone_with_body): Likewise.
3902 (cgraph_materialize_clone): Likewise.
3903 (symbol_table::materialize_all_clones): Likewise.
3904 * ipa-fnsummary.c (ipa_fn_summary_t::duplicate): Simplify
3905 ipa_replace_map check.
3906 * ipa-cp.c (get_replacement_map): Do not initialize removed fields.
3907 (initialize_node_lattices): Make aware that some parameters might have
3908 already been removed.
3909 (want_remove_some_param_p): New function.
3910 (create_specialized_node): Convert to using ipa_param_adjustments and
3911 deal with possibly pre-existing adjustments.
3912 * lto-cgraph.c (output_cgraph_opt_summary_p): Likewise.
3913 (output_node_opt_summary): Do not stream removed fields. Stream
3914 parameter adjustments instead of argumetns to skip.
3915 (input_node_opt_summary): Likewise.
3916 (input_node_opt_summary): Likewise.
3917 * lto-section-in.c (lto_section_name): Added ipa-sra section.
3918 * lto-streamer.h (lto_section_type): Likewise.
3919 * tree-inline.h (copy_body_data): New fields killed_new_ssa_names and
3921 (copy_decl_to_var): Declare.
3922 * tree-inline.c (update_clone_info): Do not remap old_tree.
3923 (remap_gimple_stmt): Use ipa_param_body_adjustments to modify gimple
3924 statements, walk all extra generated statements and remap their
3926 (redirect_all_calls): Add killed SSA names to a hash set.
3927 (remap_ssa_name): Do not remap killed SSA names.
3928 (copy_arguments_for_versioning): Renames to copy_arguments_nochange,
3929 half of functionality moved to ipa_param_body_adjustments.
3930 (copy_decl_to_var): Make exported.
3931 (copy_body): Destroy killed_new_ssa_names hash set.
3932 (expand_call_inline): Remap performed splits.
3933 (update_clone_info): Likewise.
3934 (tree_function_versioning): Simplify tree_map processing. Updated to
3935 accept ipa_param_adjustments and use ipa_param_body_adjustments.
3936 * omp-simd-clone.c (simd_clone_vector_of_formal_parm_types): Adjust
3937 for the new interface.
3938 (simd_clone_clauses_extract): Likewise, make args an auto_vec.
3939 (simd_clone_compute_base_data_type): Likewise.
3940 (simd_clone_init_simd_arrays): Adjust for the new interface.
3941 (simd_clone_adjust_argument_types): Likewise.
3942 (struct modify_stmt_info): Likewise.
3943 (ipa_simd_modify_stmt_ops): Likewise.
3944 (ipa_simd_modify_function_body): Likewise.
3945 (simd_clone_adjust): Likewise.
3946 * tree-sra.c: Removed IPA-SRA. Include tree-sra.h.
3947 (type_internals_preclude_sra_p): Make public.
3948 * tree-sra.h: New file.
3949 * ipa-inline-transform.c (save_inline_function_body): Update to
3950 refelct new tree_function_versioning signature.
3951 * ipa-prop.c (adjust_agg_replacement_values): Use a helper from
3952 ipa_param_adjustments to get current parameter indices.
3953 (ipcp_modif_dom_walker::before_dom_children): Likewise.
3954 (ipcp_update_bits): Likewise.
3955 (ipcp_update_vr): Likewise.
3956 * ipa-split.c (split_function): Convert to using ipa_param_adjustments.
3957 * ipa-sra.c: New file.
3958 * multiple_target.c (create_target_clone): Update to reflet new type
3959 of create_version_clone_with_body.
3960 * trans-mem.c (ipa_tm_create_version): Update to reflect new type of
3961 tree_function_versioning.
3962 (modify_function): Update to reflect new type of
3963 tree_function_versioning.
3964 * params.def (PARAM_IPA_SRA_MAX_REPLACEMENTS): New.
3965 * passes.def: Remove old IPA-SRA and add new one.
3966 * tree-pass.h (make_pass_early_ipa_sra): Remove declaration.
3967 (make_pass_ipa_sra): Declare.
3968 * dbgcnt.def: Remove eipa_sra. Added ipa_sra_params and
3970 * doc/invoke.texi (ipa-sra-max-replacements): New.
3972 2019-09-19 Martin Sebor <msebor@redhat.com>
3975 * builtins.c (component_size): Correct trailing array computation,
3976 rename to component_ref_size and move...
3977 (compute_objsize): Adjust.
3978 * gimple-ssa-warn-restrict.c (builtin_memref::refsize): New member.
3979 (builtin_access::strict): Do not consider memmove.
3980 (builtin_access::write_off): New function.
3981 (builtin_memref::builtin_memref): Initialize refsize.
3982 (builtin_memref::set_base_and_offset): Adjust refoff and compute
3984 (builtin_memref::offset_out_of_bounds): Use ooboff input values.
3986 (builtin_access::builtin_access): Initialize dstoff to destination
3987 refeence offset here instead of in maybe_diag_overlap. Adjust
3988 referencess even to unrelated objects. Adjust sizrange of bounded
3989 string functions to reflect bound. For strcat, adjust destination
3990 sizrange by that of source.
3991 (builtin_access::strcat_overlap): Adjust offsets and sizes
3992 to reflect the increase in destination sizrange above.
3993 (builtin_access::overlap): Do not set dstoff here but instead
3994 in builtin_access::builtin_access.
3995 (check_bounds_or_overlap): Use builtin_access::write_off.
3996 (maybe_diag_access_bounds): Add argument. Add informational notes.
3997 (dump_builtin_memref, dump_builtin_access): New functions.
3998 * tree.c (component_ref_size): ...to here.
3999 * tree.h (component_ref_size): Declare.
4000 * tree-ssa-strlen (handle_builtin_strcat): Include the terminating
4001 nul in the size of the source string.
4003 2019-09-19 Lewis Hyatt <lhyatt@gmail.com>
4006 * doc/cpp.texi: Document support for extended characters in
4008 * doc/cppopts.texi: Likewise.
4010 2019-09-19 Richard Biener <rguenther@suse.de>
4012 * tree-vect-loop.c (vect_is_slp_reduction): Remove.
4013 (check_reduction_path): New overload having the path as result.
4014 (vect_is_simple_reduction): From the detected reduction
4015 path build a SLP reduction chain if possible.
4017 2019-09-19 Richard Biener <rguenther@suse.de>
4020 * config/i386/i386-features.c (gen_gpr_to_xmm_move_src):
4021 Force operand to a register if it isn't nonimmediate_operand.
4023 2019-09-19 Wilco Dijkstra <wdijkstr@arm.com>
4025 * config/arm/arm.md (<logical_op>di3): Use <optab> and <CODE>.
4026 * config/arm/iterators.md (optab): Add and, ior, xor entries.
4027 (logical_op): Remove code attribute.
4028 (logical_OP): Likewise.
4030 2019-09-19 Martin Liska <mliska@suse.cz>
4032 * ipa-icf.c (sort_congruence_class_groups_by_decl_uid):
4035 2019-09-19 Richard Henderson <richard.henderson@linaro.org>
4037 * config/aarch64/aarch64.c (aarch64_print_operand): Allow integer
4040 * config/aarch64/aarch64.c (aarch64_gen_compare_reg): Add support
4041 for NE comparison of TImode values.
4042 (aarch64_emit_load_exclusive): Add support for TImode.
4043 (aarch64_emit_store_exclusive): Likewise.
4044 (aarch64_split_compare_and_swap): Disable strong_zero_p for TImode.
4045 * config/aarch64/atomics.md (@atomic_compare_and_swap<ALLI_TI>):
4046 Change iterator from ALLI to ALLI_TI.
4047 (@atomic_compare_and_swap<JUST_TI>): New.
4048 (@atomic_compare_and_swap<JUST_TI>_lse): New.
4049 (aarch64_load_exclusive_pair): New.
4050 (aarch64_store_exclusive_pair): New.
4051 * config/aarch64/iterators.md (JUST_TI): New.
4053 * config/aarch64/aarch64 (aarch64_split_compare_and_swap): Disable
4054 strong_zero_p for aarch64_track_speculation; unify some code paths;
4055 use aarch64_gen_compare_reg instead of open-coding.
4057 * config/aarch64/aarch64.opt (-moutline-atomics): New.
4058 * config/aarch64/aarch64.c (aarch64_atomic_ool_func): New.
4059 (aarch64_ool_cas_names, aarch64_ool_swp_names): New.
4060 (aarch64_ool_ldadd_names, aarch64_ool_ldset_names): New.
4061 (aarch64_ool_ldclr_names, aarch64_ool_ldeor_names): New.
4062 (aarch64_expand_compare_and_swap): Honor TARGET_OUTLINE_ATOMICS.
4063 * config/aarch64/atomics.md (atomic_exchange<ALLI>): Likewise.
4064 (atomic_<atomic_op><ALLI>): Likewise.
4065 (atomic_fetch_<atomic_op><ALLI>): Likewise.
4066 (atomic_<atomic_op>_fetch<ALLI>): Likewise.
4067 * doc/invoke.texi: Document -moutline-atomics.
4069 2019-09-19 Feng Xue <fxue@os.amperecomputing.com>
4071 * ipa-fnsummary.c (set_cond_stmt_execution_predicate): Do not compute
4072 trivial predicate for condition branch.
4073 (set_switch_stmt_execution_predicate): Do not compute trivial predicate
4075 (compute_bb_predicates): Update predicate based on post-dominating
4077 (analyze_function_body): Calculate post-dominating information.
4079 2019-09-19 Richard Sandiford <richard.sandiford@arm.com>
4081 * tree-vectorizer.h (vectorizable_condition): Take an int
4082 reduction index instead of a boolean flag.
4083 * tree-vect-stmts.c (vectorizable_condition): Likewise.
4084 Swap the "then" and "else" values for EXTRACT_LAST_REDUCTION
4085 reductions if the reduction accumulator is the "then" rather
4086 than the "else" value.
4087 (vect_analyze_stmt): Update call accordingly.
4088 (vect_transform_stmt): Likewise.
4089 * tree-vect-loop.c (vectorizable_reduction): Likewise,
4090 asserting that the index is > 0.
4092 2019-09-19 Martin Liska <mliska@suse.cz>
4094 * ipa-icf.c (sort_sem_items_by_decl_uid): Simplify comparator.
4095 (sort_congruence_classes_by_decl_uid): Likewise.
4096 (sort_congruence_class_groups_by_decl_uid): Use std::pair for
4098 (sem_item_optimizer::merge_classes): Likewise.
4100 2019-09-19 Richard Biener <rguenther@suse.de>
4102 PR tree-optimization/91812
4103 * tree-ssa-phiprop.c (propagate_with_phi): Do not replace
4106 2019-09-19 Richard Sandiford <richard.sandiford@arm.com>
4108 * defaults.h (TARGET_UNIT): New macro.
4109 (target_unit): New type.
4110 * rtl.h (native_encode_rtx, native_decode_rtx)
4111 (native_decode_vector_rtx, subreg_size_lsb): Declare.
4112 (subreg_lsb_1): Turn into an inline wrapper around subreg_size_lsb.
4113 * rtlanal.c (subreg_lsb_1): Delete.
4114 (subreg_size_lsb): New function.
4115 * simplify-rtx.c: Include rtx-vector-builder.h
4116 (simplify_immed_subreg): Delete.
4117 (native_encode_rtx, native_decode_vector_rtx, native_decode_rtx)
4118 (simplify_const_vector_byte_offset, simplify_const_vector_subreg): New
4120 (simplify_subreg): Use them.
4121 (test_vector_subregs_modes, test_vector_subregs_repeating)
4122 (test_vector_subregs_fore_back, test_vector_subregs_stepped)
4123 (test_vector_subregs): New functions.
4124 (test_vector_ops): Call test_vector_subregs for integer vector
4125 modes with at least 2 elements.
4127 2019-09-19 Richard Biener <rguenther@suse.de>
4129 * tree-parloops.c (parloops_is_slp_reduction): Do not set
4130 LOOP_VINFO_OPERANDS_SWAPPED.
4131 (parloops_is_simple_reduction): Likewise.
4132 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Do not
4133 initialize operands_swapped.
4134 (_loop_vec_info::~_loop_vec_info): Do not re-canonicalize stmts.
4135 (vect_is_slp_reduction): Do not swap operands.
4136 * tree-vectorizer.h (_loop_vec_info::operands_swapped): Remove.
4137 (LOOP_VINFO_OPERANDS_SWAPPED): Likewise.
4139 2019-09-19 Hongtao Liu <hongtao.liu@intel.com>
4142 * config/i386.md (*floatuns<SWI48:mode><MODEF:mode>2_avx512):
4143 Add avx_partial_xmm_update.
4145 2019-09-18 Jim Wilson <jimw@sifive.com>
4148 * config/riscv/riscv-protos.h (riscv_split_symbol): New bool parameter.
4149 (riscv_move_integer): Likewise.
4150 * config/riscv/riscv.c (riscv_split_integer): Pass FALSE for new
4151 riscv_move_integer arg.
4152 (riscv_legitimize_move): Likewise.
4153 (riscv_force_temporary): New parameter in_splitter. Don't call
4155 (riscv_unspec_offset_high): Pass FALSE for new riscv_force_temporary
4157 (riscv_add_offset): Likewise.
4158 (riscv_split_symbol): New parameter in_splitter. Pass to
4159 riscv_force_temporary.
4160 (riscv_legitimize_address): Pass FALSE for new riscv_split_symbol
4162 (riscv_move_integer): New parameter in_splitter. New local
4163 can_create_psuedo. Don't call riscv_split_integer or force_reg when
4165 (riscv_legitimize_const_move): Pass FALSE for new riscv_move_integer,
4166 riscv_split_symbol, and riscv_force_temporary args.
4167 * config/riscv/riscv.md (low<mode>+1): Pass TRUE for new
4168 riscv_move_integer arg.
4169 (low<mode>+2): Pass TRUE for new riscv_split_symbol arg.
4171 2019-09-18 H.J. Lu <hongjiu.lu@intel.com>
4174 * config/i386/x86-tune-costs.h (skylake_cost): Restore SImode
4175 hard register store cost to 6.
4177 2019-09-18 H.J. Lu <hongjiu.lu@intel.com>
4180 * config/i386/x86-tune-costs.h (skylake_cost): Increase SImode
4181 pseudo register store cost from 3 to 6 to make it the same as
4184 2019-09-18 Wilco Dijkstra <wdijkstr@arm.com>
4187 * config/arm/arm.md (<logical_op>di3): Expand explicitly.
4188 (one_cmpldi2): Likewise.
4189 * config/arm/arm.c (const_ok_for_dimode_op): Return true if one
4190 of the constant parts is simple.
4191 * config/arm/iterators.md (LOGICAL): Add new code iterator.
4192 (logical_op): Add new code attribute.
4193 (logical_OP): Likewise.
4194 * config/arm/predicates.md (arm_anddi_operand): Add predicate.
4195 (arm_iordi_operand): Add predicate.
4196 (arm_xordi_operand): Add predicate.
4198 2019-09-18 Wilco Dijkstra <wdijkstr@arm.com>
4200 * config/arm/arm.md (maddsidi4): Remove expander.
4201 (mulsidi3adddi): Remove pattern.
4202 (mulsidi3adddi_v6): Likewise.
4203 (mulsidi3_nov6): Likewise.
4204 (mulsidi3_v6): Likewise.
4205 (umulsidi3): Remove expander.
4206 (umulsidi3_nov6): Remove pattern.
4207 (umulsidi3_v6): Likewise.
4208 (umulsidi3adddi): Likewise.
4209 (umulsidi3adddi_v6): Likewise.
4210 (<Us>mulsidi3): Add combined expander.
4211 (<Us>maddsidi4): Likewise.
4212 (<US>mull): Add combined umull and smull pattern.
4213 (<US>mlal): Likewise.
4214 * config/arm/iterators.md (Us): Add new iterator.
4216 2019-09-18 Richard Biener <rguenther@suse.de>
4218 * tree-vect-loop.c (vect_is_simple_reduction): Remove operand
4220 (vectorize_fold_left_reduction): Remove assert.
4221 (vectorizable_reduction): Also expect COND_EXPR non-reduction
4222 operand in position 2. Remove assert.
4224 2019-09-18 Wilco Dijkstra <wdijkstr@arm.com>
4226 * config/arm/arm.md (smulsi3_highpart): Use <US> and <SE> iterators.
4227 (smulsi3_highpart_nov6): Remove pattern.
4228 (smulsi3_highpart_v6): Likewise.
4229 (umulsi3_highpart): Likewise.
4230 (umulsi3_highpart_nov6): Likewise.
4231 (umulsi3_highpart_v6): Likewise.
4232 (<US>mull_high): Add new combined multiply pattern.
4234 2019-09-18 Wilco Dijkstra <wdijkstr@arm.com>
4236 * config/arm/arm.md (arm_mulsi3): Remove pattern.
4237 (arm_mulsi3_v6): Likewise.
4238 (mulsi3addsi_v6): Likewise.
4239 (mulsi3subsi): Likewise.
4240 (mul): Add new multiply pattern.
4244 2019-09-18 Richard Biener <rguenther@suse.de>
4246 * tree-parloops.c (report_ploop_op): Copy from report_vect_op.
4247 (parloops_valid_reduction_input_p): Copy from
4248 valid_reduction_input_p.
4249 (parloops_is_slp_reduction): Copy from vect_is_slp_reduction.
4250 (parloops_needs_fold_left_reduction_p): Copy from
4251 needs_fold_left_reduction_p.
4252 (parloops_is_simple_reduction): Copy from
4253 vect_is_simple_reduction.
4254 (parloops_force_simple_reduction): Copy from
4255 vect_force_simple_reduction.
4256 (gather_scalar_reductions): Adjust.
4257 * tree-vect-loop.c (vect_force_simple_reduction): Make static.
4258 * tree-vectorizer.h (vect_force_simple_reduction): Remove.
4260 2019-09-18 Richard Biener <rguenther@suse.de>
4262 * tree-vectorizer.h (get_initial_def_for_reduction): Remove.
4263 * tree-vect-loop.c (get_initial_def_for_reduction): Make
4265 (vect_create_epilog_for_reduction): Remove dead code.
4267 2019-09-18 Richard Sandiford <richard.sandiford@arm.com>
4269 * varasm.c (assemble_real): Generate canonical const_ints.
4271 2019-09-18 Richard Biener <rguenther@suse.de>
4274 * lto-streamer-in.c (input_eh_regions): Move EH init to
4275 lto_materialize_function.
4276 * tree-streamer-in.c (lto_input_ts_function_decl_tree_pointers):
4279 2019-09-18 Richard Sandiford <richard.sandiford@arm.com>
4281 * tree-ssa-ccp.c (get_value_for_expr): Check whether CONSTANTs
4284 2019-09-18 Richard Sandiford <richard.sandiford@arm.com>
4286 * gimplify.c (gimplify_decl_expr): Use poly_int_tree_p instead
4287 of checking specifically for INTEGER_CST.
4289 2019-09-18 Richard Sandiford <richard.sandiford@arm.com>
4291 * stor-layout.c (compute_record_mode): Operate on poly_uint64
4292 sizes instead of uhwi sizes.
4294 2019-09-18 Richard Sandiford <richard.sandiford@arm.com>
4296 * dwarf2out.c (loc_list_from_tree_1): Handle POLY_INT_CST.
4297 (add_const_value_attribute): Handle CONST_POLY_INT.
4299 2019-09-18 Martin Liska <mliska@suse.cz>
4301 * dbgcnt.def (store_merging): New counter.
4302 * gimple-ssa-store-merging.c (imm_store_chain_info::output_merged_stores):
4303 Use it in store merging.
4305 2019-09-17 Richard Sandiford <richard.sandiford@arm.com>
4307 * config/aarch64/aarch64.c (aarch64_sched_variable_issue): New
4309 (TARGET_SCHED_VARIABLE_ISSUE): New macro.
4310 * config/arm/arm.c (arm_sched_variable_issue): New function.
4311 (TARGET_SCHED_VARIABLE_ISSUE): New macro.
4313 2019-09-17 Richard Sandiford <richard.sandiford@arm.com>
4315 * config/arm/types.md (no_reservation): New reservation.
4316 * config/aarch64/falkor.md (falkor_other_0_nothing): Don't handle
4318 * config/aarch64/saphira.md (saphira_other_0_nothing): Likewise.
4319 * config/aarch64/thunderx2t99.md (thunderx2t99_nothing): Likewise.
4320 * config/aarch64/tsv110.md (tsv110_alu): Likewise.
4321 * config/arm/arm1020e.md (1020alu_op): Likewise.
4322 * config/arm/arm1026ejs.md (alu_op): Likewise.
4323 * config/arm/arm1136jfs.md (11_alu_op): Likewise.
4324 * config/arm/arm926ejs.md (9_alu_op): Likewise.
4325 * config/arm/cortex-a15.md (cortex_a15_alu): Likewise.
4326 * config/arm/cortex-a17.md (cortex_a17_alu): Likewise.
4327 * config/arm/cortex-a5.md (cortex_a5_alu): Likewise.
4328 * config/arm/cortex-a53.md (cortex_a53_alu): Likewise.
4329 * config/arm/cortex-a57.md (cortex_a57_alu): Likewise.
4330 * config/arm/cortex-a7.md (cortex_a7_alu_shift): Likewise.
4331 * config/arm/cortex-a8.md (cortex_a8_alu): Likewise.
4332 * config/arm/cortex-a9.md (cortex_a9_dp): Likewise.
4333 * config/arm/cortex-m4.md (cortex_m4_alu): Likewise.
4334 * config/arm/cortex-m7.md (cortex_m7_alu_simple): Likewise.
4335 * config/arm/cortex-r4.md (cortex_r4_alu_shift_reg): Likewise.
4336 * config/arm/fa526.md (526_alu_op): Likewise.
4337 * config/arm/fa606te.md (606te_alu_op): Likewise.
4338 * config/arm/fa626te.md (626te_alu_op): Likewise.
4339 * config/arm/fa726te.md (726te_alu_op): Likewise.
4340 * config/arm/xgene1.md (xgene1_nop): Likewise.
4342 2019-09-17 Richard Sandiford <richard.sandiford@arm.com>
4344 * config/arm/thumb1.md (*thumb1_tablejump): Change type from
4345 "no_insn" to "branch".
4347 2019-09-17 Richard Sandiford <richard.sandiford@arm.com>
4349 * array-traits.h (array_traits<T[N]>::size): Remove parameter name.
4351 2019-09-17 Richard Biener <rguenther@suse.de>
4354 * dwarf2out.c (dwarf2out_late_global_decl): If early dwarf
4355 was missing generate locations only once.
4357 2019-09-17 Feng Xue <fxue@os.amperecomputing.com>
4360 * doc/invoke.texi (ipa-max-switch-predicate-bounds): Document new
4362 * params.def (PARAM_IPA_MAX_SWITCH_PREDICATE_BOUNDS): New.
4363 * ipa-fnsummary.c (set_switch_stmt_execution_predicate): Add predicate
4364 for switch default case using range analysis information.
4366 2019-09-17 Christophe Lyon <christophe.lyon@linaro.org>
4369 * config/arm/arm.c (arm_valid_target_attribute_rec): Make sure the
4370 mode attributed is supported by FDPIC.
4372 2019-09-17 Richard Biener <rguenther@suse.de>
4374 PR tree-optimization/91790
4375 * tree-vect-stmts.c (vectorizable_load): For BB vectorization
4376 use the correct DR for setting up realignment.
4378 2019-09-16 Uroš Bizjak <ubizjak@gmail.com>
4381 * config/i386/i386.h (TARGET_USE_XCHG_FOR_ATOMIC_STORE): New macro.
4382 * config/i386/x86-tune.def (X86_TUNE_USE_XCHG_FOR_ATOMIC_STORE): New.
4383 * config/i386/sync.md (atomic_store<mode>): emit XCHG for
4384 TARGET_USE_XCHG_FOR_ATOMIC_STORE.
4386 2019-09-16 Jason Merrill <jason@redhat.com>
4388 * Makefile.in (build/genmatch.o): Depend on $(CPPLIB_H).
4390 2019-09-16 Martin Liska <mliska@suse.cz>
4392 * gimple-fold.c (or_comparisons_1): Remove rules moved
4394 * match.pd: ... here.
4396 2019-09-16 Martin Liska <mliska@suse.cz>
4398 * gimple-fold.c (or_comparisons_1): Remove rules
4400 * match.pd: ... here.
4402 2019-09-16 Martin Liska <mliska@suse.cz>
4404 * genmatch.c (dt_node::append_simplify): Do not print
4405 warning when we have duplicate patterns belonging
4406 to a same simplify rule.
4407 * gimple-fold.c (and_comparisons_1): Remove matching moved to match.pd.
4408 (maybe_fold_comparisons_from_match_pd): Handle
4409 tcc_comparison as a results.
4410 * match.pd: Handle (X == CST1) && (X OP2 CST2) conditions.
4412 2019-09-16 Li Jia He <helijia@linux.ibm.com>
4413 Qi Feng <ffengqi@linux.ibm.com>
4416 * match.pd (x > y && x != XXX_MIN): Optimize into 'x > y'.
4417 (x > y && x == XXX_MIN): Optimize into 'false'.
4418 (x <= y && x == XXX_MIN): Optimize into 'x == XXX_MIN'.
4419 (x < y && x != XXX_MAX): Optimize into 'x < y'.
4420 (x < y && x == XXX_MAX): Optimize into 'false'.
4421 (x >= y && x == XXX_MAX): Optimize into 'x == XXX_MAX'.
4422 (x > y || x != XXX_MIN): Optimize into 'x != XXX_MIN'.
4423 (x <= y || x != XXX_MIN): Optimize into 'true'.
4424 (x <= y || x == XXX_MIN): Optimize into 'x <= y'.
4425 (x < y || x != XXX_MAX): Optimize into 'x != XXX_MAX'.
4426 (x >= y || x != XXX_MAX): Optimize into 'true'.
4427 (x >= y || x == XXX_MAX): Optimize into 'x >= y'.
4429 2019-09-16 Li Jia He <helijia@linux.ibm.com>
4430 Martin Liska <mliska@suse.cz>
4432 * gimple-fold.c (and_comparisons_1): Add type as first
4434 (and_var_with_comparison): Likewise.
4435 (and_var_with_comparison_1): Likewise.
4436 (or_comparisons_1): Likewise.
4437 (or_var_with_comparison): Likewise.
4438 (or_var_with_comparison_1): Likewise.
4439 (maybe_fold_and_comparisons): Call maybe_fold_comparisons_from_match_pd.
4440 (maybe_fold_or_comparisons): Likewise.
4441 (maybe_fold_comparisons_from_match_pd): New.
4442 * gimple-fold.h (maybe_fold_and_comparisons): Add type argument.
4443 (maybe_fold_or_comparisons): Likewise.
4444 * gimple.c (gimple_size): Make it public and add num_ops argument.
4445 (gimple_init): New function.
4446 (gimple_alloc): Call gimple_init.
4447 * gimple.h (gimple_size): New.
4448 (gimple_init): Likewise.
4449 * tree-if-conv.c (fold_or_predicates): Pass type.
4450 * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
4451 * tree-ssa-reassoc.c (eliminate_redundant_comparison): Likewise.
4452 (optimize_vec_cond_expr): Likewise.
4453 (ovce_extract_ops): Return type of conditional expression.
4454 * tree-ssanames.c (init_ssa_name_imm_use): New.
4455 (make_ssa_name_fn): Use init_ssa_name_imm_use.
4456 * tree-ssanames.h (init_ssa_name_imm_use): New.
4458 2019-09-16 Richard Biener <rguenther@suse.de>
4460 PR tree-optimization/91756
4461 PR tree-optimization/87132
4462 * tree-ssa-alias.h (enum translate_flags): New.
4463 (get_continuation_for_phi): Use it instead of simple bool flag.
4464 (walk_non_aliased_vuses): Likewise.
4465 * tree-ssa-alias.c (maybe_skip_until): Adjust.
4466 (get_continuation_for_phi): When looking across backedges only
4467 disallow valueization.
4468 (walk_non_aliased_vuses): Adjust.
4469 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid valueization
4472 2019-09-14 Kewen Lin <linkw@gcc.gnu.org>
4475 * config/rs6000/rs6000.c (TARGET_HAVE_COUNT_REG_DECR_P): New macro.
4476 (TARGET_DOLOOP_COST_FOR_GENERIC): Likewise.
4477 (TARGET_DOLOOP_COST_FOR_ADDRESS): Likewise.
4478 * target.def (have_count_reg_decr_p): New hook.
4479 (doloop_cost_for_generic): Likewise.
4480 (doloop_cost_for_address): Likewise.
4481 * doc/tm.texi.in (TARGET_HAVE_COUNT_REG_DECR_P): Likewise.
4482 (TARGET_DOLOOP_COST_FOR_GENERIC): Likewise.
4483 (TARGET_DOLOOP_COST_FOR_ADDRESS): Likewise.
4484 * doc/tm.texi: Regenerate.
4485 * tree-ssa-loop-ivopts.c (comp_cost::operator+=): Consider infinite cost
4487 (record_group): Init doloop_p.
4488 (add_candidate_1): Add optional argument doloop, change the handlings
4490 (add_candidate): Likewise.
4491 (generic_predict_doloop_p): Update attribute.
4492 (force_expr_to_var_cost): Add costing for expressions COND_EXPR/LT_EXPR/
4493 LE_EXPR/GT_EXPR/GE_EXPR/EQ_EXPR/NE_EXPR/UNORDERED_EXPR/ORDERED_EXPR/
4494 UNLT_EXPR/UNLE_EXPR/UNGT_EXPR/UNGE_EXPR/UNEQ_EXPR/LTGT_EXPR/MAX_EXPR/
4496 (get_computation_cost): Update for doloop IV cand extra cost.
4497 (determine_group_iv_cost_cond): Update for doloop IV cand.
4498 (determine_iv_cost): Likewise.
4499 (ivopts_estimate_reg_pressure): Likewise.
4500 (may_eliminate_iv): Update handlings for doloop IV cand.
4501 (add_iv_candidate_for_doloop): New function.
4502 (find_iv_candidates): Call function add_iv_candidate_for_doloop.
4503 (iv_ca_set_no_cp): Update for doloop IV cand.
4504 (iv_ca_set_cp): Likewise.
4505 (iv_ca_dump): Dump register cost.
4506 (find_doloop_use): New function.
4507 (analyze_and_mark_doloop_use): Likewise.
4508 (tree_ssa_iv_optimize_loop): Call function analyze_and_mark_doloop_use.
4510 2019-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
4513 * cse.c (cse_insn): Do not replace anything with a
4516 2019-09-13 Ian Lance Taylor <iant@golang.org>
4518 * doc/invoke.texi (Optimize Options): Fix typo.
4520 2019-09-12 Uroš Bizjak <ubizjak@gmail.com>
4522 PR tree-optimization/89386
4523 * config/i386/sse.md (smulhrs<mode>3): New expander.
4524 (smulhrsv4hi3): Ditto.
4526 2019-09-12 Richard Biener <rguenther@suse.de>
4528 PR tree-optimization/91750
4529 * tree-vect-loop.c (vectorizable_induction): Compute IV increments
4530 in the type of the evolution.
4532 2019-09-12 Yuliang Wang <yuliang.wang@arm.com>
4534 PR tree-optimization/89386
4535 * config/aarch64/aarch64-sve2.md (<su>mull<bt><Vwide>)
4536 (<r>shrnb<mode>, <r>shrnt<mode>): New SVE2 patterns.
4537 (<su>mulh<r>s<mode>3): New pattern for MULHRS.
4538 * config/aarch64/iterators.md (UNSPEC_SMULLB, UNSPEC_SMULLT)
4539 (UNSPEC_UMULLB, UNSPEC_UMULLT, UNSPEC_SHRNB, UNSPEC_SHRNT)
4540 (UNSPEC_RSHRNB, UNSPEC_RSHRNT, UNSPEC_SMULHS, UNSPEC_SMULHRS)
4541 UNSPEC_UMULHS, UNSPEC_UMULHRS): New unspecs.
4542 (MULLBT, SHRNB, SHRNT, MULHRS): New int iterators.
4543 (su, r): Handle the unspecs above.
4544 (bt): New int attribute.
4545 * internal-fn.def (IFN_MULHS, IFN_MULHRS): New internal functions.
4546 * internal-fn.c (first_commutative_argument): Commutativity info for
4548 * optabs.def (smulhs_optab, smulhrs_optab, umulhs_optab)
4549 (umulhrs_optab): New optabs.
4550 * doc/md.texi (smulhs$var{m3}, umulhs$var{m3})
4551 (smulhrs$var{m3}, umulhrs$var{m3}): Documentation for the above.
4552 * tree-vect-patterns.c (vect_recog_mulhs_pattern): New pattern
4554 (vect_vect_recog_func_ptrs): Add it.
4556 2019-09-11 Michael Meissner <meissner@linux.ibm.com>
4558 * config/rs6000/predicates.md (non_add_cint_operand): Simplify the
4561 2019-09-11 Nathan Sidwell <nathan@acm.org>
4563 * tree.h (MARK_TS_TYPE_NON_COMMON): New.
4564 * tree.c (tree_node_structure_for_code): Reformat and alphabetize.
4566 2019-09-11 Richard Biener <rguenther@suse.de>
4568 * lto-opts.c (lto_write_options): Stream -g when debug is enabled.
4569 * lto-wrapper.c (merge_and_complain): Pick up -g.
4570 (append_compiler_options): Likewise.
4571 (run_gcc): Re-instantiate handling -g0 at link-time.
4572 * doc/invoke.texi (flto): Document debug info generation.
4574 2019-09-11 Richard Biener <rguenther@suse.de>
4576 PR tree-optimization/90387
4577 * vr-values.c (vr_values::extract_range_basic): After inlining
4578 simplify non-constant __builtin_constant_p to false.
4580 2019-09-11 Eric Botcazou <ebotcazou@adacore.com>
4582 PR rtl-optimization/89795
4583 * rtlanal.c (nonzero_bits1) <SUBREG>: Do not propagate results from
4584 inner REGs to paradoxical SUBREGs if WORD_REGISTER_OPERATIONS is set.
4586 2019-09-11 Jakub Jelinek <jakub@redhat.com>
4588 PR tree-optimization/91723
4589 * tree-vect-stmts.c (vectorizable_call): Use types_compatible_p check
4590 instead of pointer equality when checking if argument vectypes are
4594 * match.pd ((A / (1 << B)) -> (A >> B)): Call tree_nonzero_bits instead
4595 of get_nonzero_bits, only call it for integral types.
4597 2019-09-11 Richard Biener <rguenther@suse.de>
4600 2019-09-09 Barnaby Wilks <barnaby.wilks@arm.com>
4602 * match.pd: Add flag_unsafe_math_optimizations check
4603 before deciding on the widest type in a binary math operation.
4605 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
4607 * doc/tm.texi.in: Document that exactly one of CALL_USED_REGISTERS
4608 and CALL_REALLY_USED_REGISTERS must be defined, and that
4609 CALL_REALLY_USED_REGISTERS is preferred.
4610 * doc/tm.texi: Regenerate.
4611 * hard-reg-set.h (target_hard_regs::x_call_really_used_regs): Delete.
4612 (call_really_used_regs): Likewise.
4613 * reginfo.c: Raise an #error if both CALL_USED_REGISTERS and
4614 CALL_REALLY_USED_REGISTERS are defined.
4615 (initial_call_used_regs): Use CALL_REALLY_USED_REGISTERS as the
4616 initial value if defined.
4617 (initial_call_really_used_regs): Delete.
4618 (saved_call_really_used_regs): Likewise.
4619 (CALL_REALLY_USED_REGNO_P): Likewise.
4620 (init_reg_sets): Remove handling of call_really_used_regs.
4621 (save_register_info, restore_register_info, globalize_reg): Likewise.
4622 (init_reg_sets_1): Likewise. Use call_used_regs instead of
4623 CALL_REALLY_USED_REGNO_P. Don't set call_used_regs for registers
4624 outside operand_reg_set.
4625 (fix_register): Don't change call_used_regs if
4626 CALL_REALLY_USED_REGISTERS is defined.
4627 * config/csky/csky.h (CALL_USED_REGISTERS): Delete.
4628 * config/csky/csky.c (get_csky_live_regs): Use call_used_regs
4629 instead of call_really_used_regs.
4630 (csky_conditional_register_usage): Remove the old handling of
4631 call_used_regs and change the handling of call_really_used_regs
4632 to use call_used_regs instead.
4633 * config/ia64/ia64.h (CALL_USED_REGISTERS): Delete.
4634 * config/ia64/ia64.c (fix_range): Don't set call_used_regs when
4635 making a register fixed.
4636 * config/m32r/m32r.h (CALL_USED_REGISTERS): Delete.
4637 * config/m32r/m32r.c (MUST_SAVE_REGISTER): Use call_used_regs
4638 instead of call_really_used_regs.
4639 (m32r_conditional_register_usage): Don't set call_used_regs when
4640 making a register fixed.
4641 * config/mips/mips.h (CALL_USED_REGISTERS): Delete.
4642 * config/mips/mips.c (mips_global_pointer): Use call_used_regs
4643 instead of call_really_used_regs.
4644 (mips_interrupt_extra_call_saved_reg_p): Likewise.
4645 (mips_cfun_call_saved_reg_p): Likewise.
4646 (mips_swap_registers): Remove the old handling of call_used_regs
4647 and change the handling of call_really_used_regs to use call_used_regs
4649 (mips_conditional_register_usage): Likewise.
4650 * config/mn10300/mn10300.h (CALL_USED_REGISTERS): Delete.
4651 * config/mn10300/mn10300.c (fp_regs_to_save): Use call_used_regs
4652 instead of call_really_used_regs.
4653 (mn10300_get_live_callee_saved_regs): Likewise.
4654 (mn10300_expand_prologue, mn10300_expand_epilogue): Likewise.
4655 (mn10300_conditional_register_usage): Don't set call_used_regs when
4656 making a register fixed.
4657 * config/rs6000/rs6000.h (CALL_USED_REGISTERS): Delete.
4658 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4659 Remove the old handling of call_used_regs and change the handling
4660 of call_really_used_regs to use call_used_regs instead.
4661 * config/s390/s390.h (CALL_USED_REGISTERS): Delete.
4662 * config/s390/s390.c (s390_regs_ever_clobbered): Use call_used_regs
4663 instead of call_really_used_regs.
4664 (s390_register_info_gprtofpr, s390_register_info): Likewise.
4665 (s390_hard_regno_rename_ok, s390_hard_regno_scratch_ok): Likewise.
4666 (s390_emit_prologue, s300_set_up_by_prologue): Likewise.
4667 (s390_can_use_return_insn, s390_optimize_prologue): Likewise.
4668 (s390_conditional_register_usage): Remove the old handling of
4669 call_used_regs and change the handling of call_really_used_regs
4670 to use call_used_regs instead.
4671 * config/sh/sh.h (CALL_USED_REGISTERS): Delete.
4672 * config/sh/sh.c (output_stack_adjust, calc_live_regs): Likewise.
4673 (sh_fix_range, reg_unused_after): Likewise.
4674 (sh_conditional_register_usage): Remove the old handling of
4675 call_used_regs and change the handling of call_really_used_regs
4676 to use call_used_regs instead.
4677 * config/sparc/sparc.h (CALL_USED_REGISTERS): Delete.
4678 * config/sparc/sparc.c (sparc_conditional_register_usage): Don't set
4679 call_used_regs when making a register fixed.
4680 * config/tilegx/tilegx.h (CALL_USED_REGISTERS): Delete.
4681 * config/tilegx/tilegx.c (tilegx_conditional_register_usage): Don't set
4682 call_used_regs when making a register fixed.
4683 * config/tilepro/tilepro.h (CALL_USED_REGISTERS): Delete.
4684 * config/tilepro/tilepro.c (tilepro_conditional_register_usage): Don't
4685 set call_used_regs when making a register fixed.
4686 * config/visium/visium.h (CALL_USED_REGISTERS): Delete.
4687 * config/visium/visium.c (visium_conditional_register_usage): Remove
4688 the old handling of call_used_regs and change the handling of
4689 call_really_used_regs to use call_used_regs instead.
4691 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
4693 * hard-reg-set.h (call_used_regs): Only define if IN_TARGET_CODE.
4694 (call_used_or_fixed_reg_p): Expand definition of call_used_regs.
4695 * reginfo.c (call_used_regs): New macro.
4697 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
4699 * config/alpha/alpha.c (alpha_compute_frame_layout): Remove redundant
4701 * config/bpf/bpf.c (bpf_compute_frame_layout, bpf_expand_prologue)
4702 (bpf_expand_epilogue): Likewise.
4703 * config/c6x/c6x.c (c6x_save_reg): Likewise.
4704 * config/ft32/ft32.c (ft32_expand_prologue): Likewise.
4705 (ft32_expand_epilogue): Likewise.
4706 * config/i386/i386.c (ix86_save_reg): Likewise.
4707 * config/moxie/moxie.c (moxie_expand_prologue): Likewise.
4708 (moxie_expand_epilogue): Likewise.
4709 * config/tilegx/tilegx.c (need_to_save_reg): Likewise.
4710 * config/tilepro/tilepro.c (need_to_save_reg): Likewise.
4711 * config/xtensa/xtensa.c (xtensa_call_save_reg): Likewise.
4713 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
4715 * hard-reg-set.h (call_used_or_fixed_reg_p): New macro.
4716 * cfgloopanal.c (init_set_costs): Use call_used_or_fixed_reg_p
4717 instead of testing call_used_regs directly.
4718 * config/aarch64/aarch64.c (aarch64_layout_frame): Likewise.
4719 (aarch64_components_for_bb): Likewise.
4720 * config/alpha/alpha.c (alpha_compute_frame_layout): Likewise.
4721 * config/arc/arc.c (arc_must_save_register): Likewise.
4722 (arc_epilogue_uses): Likewise.
4723 * config/arm/arm.c (arm_option_override, use_return_insn): Likewise.
4724 (legitimize_pic_address, callee_saved_reg_p): Likewise.
4725 (arm_compute_save_reg0_reg12_mask): Likewise.
4726 (arm_compute_save_core_reg_mask): Likewise.
4727 (arm_get_vfp_saved_size, arm_compute_frame_layout): Likewise.
4728 (arm_save_coproc_regs, thumb1_extra_regs_pushed): Likewise.
4729 (cmse_nonsecure_entry_clear_before_return): Likewise.
4730 (thumb1_expand_epilogue, arm_expand_epilogue_apcs_frame): Likewise.
4731 (arm_expand_epilogue): Likewise.
4732 * config/avr/avr.c (avr_regs_to_save, sequent_regs_live): Likewise.
4733 (avr_function_arg_advance, avr_find_unused_d_reg): Likewise.
4734 (_reg_unused_after): Likewise.
4735 * config/bfin/bfin.c (must_save_p, expand_prologue_reg_save): Likewise.
4736 (expand_epilogue_reg_restore, n_regs_saved_by_prologue): Likewise.
4737 (add_to_reg, hwloop_optimize): Likewise.
4738 * config/bpf/bpf.c (bpf_compute_frame_layout, bpf_expand_prologue)
4739 (bpf_expand_epilogue): Likewise.
4740 * config/c6x/c6x.c (c6x_save_reg, c6x_regno_reg_class): Likewise.
4741 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
4742 * config/cris/cris.c (cris_reg_saved_in_regsave_area): Likewise.
4743 * config/epiphany/epiphany.c (epiphany_init_reg_tables): Likewise.
4744 (epiphany_compute_function_type, MUST_SAVE_REGISTER): Likewise.
4745 (epiphany_output_mi_thunk, epiphany_start_function): Likewise.
4746 * config/fr30/fr30.c (fr30_num_arg_regs): Likewise.
4747 * config/frv/frv.c (frv_stack_info): Likewise.
4748 * config/ft32/ft32.c (ft32_compute_frame): Likewise.
4749 (ft32_expand_prologue, ft32_expand_epilogue): Likewise.
4750 * config/gcn/gcn.c (gcn_compute_frame_offsets): Likewise.
4751 (move_callee_saved_registers): Likewise.
4752 * config/h8300/h8300.c (byte_reg): Likewise.
4753 * config/i386/i386-options.c (ix86_set_current_function): Likewise.
4754 * config/i386/i386.c (ix86_save_reg, ix86_expand_prologue): Likewise.
4755 (ix86_expand_epilogue, x86_order_regs_for_local_alloc): Likewise.
4756 * config/i386/predicates.md (sibcall_memory_operand): Likewise.
4757 * config/ia64/ia64.c (emit_safe_across_calls, find_gr_spill): Likewise.
4758 (next_scratch_gr_reg, ia64_compute_frame_size): Likewise.
4759 * config/iq2000/iq2000.h (MUST_SAVE_REGISTER): Likewise.
4760 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
4761 * config/m32c/m32c.c (need_to_save): Likewise.
4762 * config/m68k/m68k.c (m68k_save_reg): Likewise.
4763 * config/mcore/mcore.c (calc_live_regs): Likewise.
4764 * config/microblaze/microblaze.c (microblaze_must_save_register):
4766 * config/mmix/mmix.c (mmix_local_regno): Likewise.
4767 (mmix_initial_elimination_offset, mmix_reorg): Likewise.
4768 (mmix_use_simple_return, mmix_expand_prologue): Likewise.
4769 (mmix_expand_epilogue): Likewise.
4770 * config/moxie/moxie.c (moxie_compute_frame): Likewise.
4771 (moxie_expand_prologue, moxie_expand_epilogue): Likewise.
4772 * config/msp430/msp430.c (msp430_preserve_reg_p): Likewise.
4773 * config/nds32/nds32.h (nds32_16bit_address_type): Likewise.
4774 (NDS32_REQUIRED_CALLEE_SAVED_P): Likewise.
4775 * config/nios2/nios2.c (prologue_saved_reg_p): Likewise.
4776 * config/or1k/or1k.c (callee_saved_regno_p): Likewise.
4777 * config/pa/pa.c (pa_expand_prologue, pa_expand_epilogue): Likewise.
4778 * config/pdp11/pdp11.c (pdp11_saved_regno): Likewise.
4779 * config/pru/pru.c (prologue_saved_reg_p): Likewise.
4780 * config/riscv/riscv.c (riscv_save_reg_p): Likewise.
4781 (riscv_epilogue_uses, riscv_hard_regno_mode_ok): Likewise.
4782 * config/rl78/rl78.c (need_to_save): Likewise.
4783 * config/rs6000/rs6000-logue.c (save_reg_p): Likewise.
4784 (rs6000_stack_info, generate_set_vrsave): Likewise.
4785 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise.
4786 * config/rs6000/rs6000.c (rs6000_debug_reg_print): Likewise.
4787 * config/rx/rx.c (rx_get_stack_layout): Likewise.
4788 * config/s390/s390.c (s390_call_saved_register_used): Likewise.
4789 * config/sh/sh.c (calc_live_regs, sh_output_mi_thunk): Likewise.
4790 * config/sparc/sparc.c (save_global_or_fp_reg_p): Likewise.
4791 (save_local_or_in_reg_p): Likewise.
4792 * config/stormy16/stormy16.c (REG_NEEDS_SAVE): Likewise.
4793 (xstormy16_epilogue_uses): Likewise.
4794 * config/tilegx/tilegx.c (need_to_save_reg): Likewise.
4795 * config/tilepro/tilepro.c (need_to_save_reg): Likewise.
4796 * config/v850/v850.c (compute_register_save_size): Likewise.
4797 * config/vax/vax.c (vax_expand_prologue): Likewise.
4798 * config/visium/visium.c (visium_save_reg_p): Likewise.
4799 * config/xtensa/xtensa.c (xtensa_call_save_reg): Likewise.
4800 * cselib.c (cselib_process_insn): Likewise.
4801 * df-scan.c (df_get_entry_block_def_set): Likewise.
4802 * function.c (aggregate_value_p): Likewise.
4803 * haifa-sched.c (alloc_global_sched_pressure_data): Likewise.
4804 * ira-lives.c (process_bb_node_lives): Likewise.
4805 * ira.c (do_reload): Likewise.
4806 * lra-lives.c (process_bb_lives): Likewise.
4807 * lra-remat.c (lra_remat): Likewise.
4808 * lra.c (lra): Likewise.
4809 * postreload.c (reload_combine_recognize_pattern): Likewise.
4810 (reload_cse_move2add): Likewise.
4811 * recog.c (peep2_find_free_register): Likewise.
4812 * regrename.c (check_new_reg_p): Likewise.
4813 * reload.c (find_equiv_reg): Likewise.
4814 * reload1.c (reload, find_reg): Likewise.
4815 * sel-sched.c (init_hard_regs_data): Likewise.
4817 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
4819 * config/frv/frv.c (frv_ifcvt_modify_tests): Use
4820 regs_invalidated_by_call & ~fixed_reg_set instead of
4821 call_used_or_fixed_regs & ~fixed_reg_set.
4822 * config/sh/sh.c (output_stack_adjust): Likewise.
4824 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
4826 * hard-reg-set.h (target_hard_regs::x_call_used_reg_set): Delete.
4827 (call_used_reg_set): Delete.
4828 (call_used_or_fixed_regs): New macro.
4829 * reginfo.c (init_reg_sets_1, globalize_reg): Remove initialization
4830 of call_used_reg_set.
4831 * caller-save.c (setup_save_areas): Use call_used_or_fixed_regs
4832 instead of call_used_regs.
4833 (save_call_clobbered_regs): Likewise.
4834 * cfgcleanup.c (old_insns_match_p): Likewise.
4835 * config/c6x/c6x.c (c6x_call_saved_register_used): Likewise.
4836 * config/epiphany/epiphany.c (epiphany_conditional_register_usage):
4838 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
4839 * config/sh/sh.c (output_stack_adjust): Likewise.
4840 * final.c (collect_fn_hard_reg_usage): Likewise.
4841 * ira-build.c (ira_build): Likewise.
4842 * ira-color.c (calculate_saved_nregs): Likewise.
4843 (allocno_reload_assign, calculate_spill_cost): Likewise.
4844 * ira-conflicts.c (ira_build_conflicts): Likewise.
4845 * ira-costs.c (ira_tune_allocno_costs): Likewise.
4846 * ira-lives.c (process_bb_node_lives): Likewise.
4847 * ira.c (setup_reg_renumber): Likewise.
4848 * lra-assigns.c (find_hard_regno_for_1, lra_assign): Likewise.
4849 * lra-constraints.c (need_for_call_save_p): Likewise.
4850 (need_for_split_p, inherit_in_ebb): Likewise.
4851 * lra-lives.c (process_bb_lives): Likewise.
4852 * lra-remat.c (call_used_input_regno_present_p): Likewise.
4853 * postreload.c (reload_combine): Likewise.
4854 * regrename.c (find_rename_reg): Likewise.
4855 * reload1.c (reload_as_needed): Likewise.
4856 * rtlanal.c (find_all_hard_reg_sets): Likewise.
4857 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
4858 * shrink-wrap.c (requires_stack_frame_p): Likewise.
4860 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
4862 * hard-reg-set.h (target_hard_regs::x_no_caller_save_reg_set): Delete.
4863 (no_caller_save_reg_set): Delete.
4864 * caller-save.c (init_caller_save): Don't initialize it.
4865 * ira-conflicts.c (ira_build_conflicts): Calculate
4866 no_caller_save_reg_set locally from call_used_reg_set and savable_regs.
4868 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
4870 * hard-reg-set.h (target_hard_regs::x_call_fixed_reg_set): Delete.
4871 (target_hard_regs::x_savable_regs): New field.
4872 (call_fixed_reg_set): Delete.
4873 (savable_regs): New macro,
4874 * reginfo.c (globalize_reg): Don't set call_fixed_reg_set.
4875 (init_reg_sets_1): Likewise. Initialize savable_regs.
4876 * caller-save.c (init_caller_save): Invoke HARD_REGNO_CALLER_SAVE_MODE
4877 for all registers. Set savable_regs instead of call_fixed_reg_set.
4878 (setup_save_areas, save_call_clobbered_regs): Replace uses of
4879 ~call_fixed_reg_set with ~fixed_reg_set & savable_regs.
4880 * config/sh/sh.c (output_stack_adjust): Likewise.
4882 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
4884 * config/c6x/c6x-protos.h (c6x_set_return_address): Declare.
4885 * config/c6x/c6x.h (REGNO_REG_CLASS): Move implementation to
4886 * config/c6x/c6x.c (c6x_regno_reg_class): ...this new function.
4888 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
4890 * rtl.h (get_call_rtx_from): Take a const rtx_insn * instead of an rtx.
4891 * rtlanal.c (get_call_rtx_from): Likewise.
4892 * dwarf2out.c (dwarf2out_var_location): Pass the insn rather
4893 than the pattern to get_call_rtx_from.
4894 * config/i386/i386-expand.h (ix86_notrack_prefixed_insn_p): Take
4895 an rtx_insn * instead of an rtx.
4896 * config/i386/i386-expand.c (ix86_notrack_prefixed_insn_p): Likewise.
4898 2019-09-10 Martin Liska <mliska@suse.cz>
4900 * common.opt: Use newly added WarnRemoved.
4901 * config/aarch64/aarch64.opt: Likewise.
4902 * config/arm/arm.opt: Likewise.
4903 * config/i386/i386.opt: Likewise.
4904 * config/ia64/ia64.opt: Likewise.
4905 * config/rs6000/rs6000.opt: Likewise.
4906 * doc/options.texi: Document WarnRemoved properly.
4907 * dwarf2out.c (gen_producer_string): Handle renamed
4908 OPT_SPECIAL_warn_removed.
4909 * lto-opts.c (lto_write_options): Likewise.
4910 * lto-wrapper.c (merge_and_complain): Likewise.
4911 * opts-common.c (decode_cmdline_option): Likewise.
4912 (prune_options): Likewise.
4913 (read_cmdline_option): Likewise.
4914 (control_warning_option): Likewise.
4915 * opts.c (print_filtered_help): Likewise.
4916 * optc-gen.awk: Parse for WarnRemoved and make usage
4917 of Deprecated an error.
4918 * opth-gen.awk: Generate new OPT_SPECIAL_warn_removed.
4920 2019-09-10 Arnaud Charlet <charlet@adacore.com>
4922 * doc/install.texi: Fix syntax for html generation.
4924 2019-09-10 Jakub Jelinek <jakub@redhat.com>
4927 * match.pd ((A / (1 << B)) -> (A >> B)): Allow widening cast from
4928 the shift type to type.
4930 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
4932 * config/arm/arm.md (stack_protect_combined_set_insn): Handle
4934 (stack_protect_combined_test_insn): Likewise.
4936 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
4937 Mickaël Guêné <mickael.guene@st.com>
4939 * config/arm/arm.c (arm_load_tp): Add FDPIC support.
4940 * config/arm/arm.md (FDPIC_REGNUM): New constant.
4941 (load_tp_soft_fdpic): New pattern.
4942 (load_tp_soft): Disable in FDPIC mode.
4944 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
4945 Mickaël Guêné <mickael.guene@st.com>
4947 * config/arm/arm.c (tls_reloc): Add TLS_GD32_FDPIC,
4948 TLS_LDM32_FDPIC and TLS_IE32_FDPIC.
4949 (arm_call_tls_get_addr): Add FDPIC support.
4950 (legitimize_tls_address): Likewise.
4951 (arm_emit_tls_decoration): Likewise.
4953 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
4954 Mickaël Guêné <mickael.guene@st.com>
4956 * config/arm/arm.c (arm_asm_trampoline_template): Add FDPIC
4958 (arm_trampoline_init): Likewise.
4959 (arm_trampoline_adjust_address): Likewise.
4960 * config/arm/arm.h (TRAMPOLINE_SIZE): Likewise.
4962 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
4963 Mickaël Guêné <mickael.guene@st.com>
4965 * config/arm/arm.c (arm_fdpic_local_funcdesc_p): New function.
4966 (legitimize_pic_address): Enforce binding rules on function
4967 pointers in FDPIC mode.
4968 (arm_assemble_integer): Likewise.
4970 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
4971 Mickaël Guêné <mickael.guene@st.com>
4973 * config/arm/arm.h (PIC_REGISTER_MAY_NEED_SAVING): New helper.
4974 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Handle
4977 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
4978 Mickaël Guêné <mickael.guene@st.com>
4980 * ginclude/unwind-arm-common.h (unwinder_cache): Add reserved5
4983 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
4984 Mickaël Guêné <mickael.guene@st.com>
4986 * config/arm/arm-c.c (__FDPIC__): Define new pre-processor macro
4988 * config/arm/arm-protos.h (arm_load_function_descriptor): Declare
4990 * config/arm/arm.c (arm_option_override): Define pic register to
4992 (arm_function_ok_for_sibcall): Disable sibcall optimization if we
4993 have no decl or go through PLT.
4994 (calculate_pic_address_constant): New function.
4995 (legitimize_pic_address): Call calculate_pic_address_constant.
4996 (arm_load_pic_register): Handle TARGET_FDPIC.
4997 (arm_is_segment_info_known): New function.
4998 (arm_pic_static_addr): Add support for FDPIC.
4999 (arm_load_function_descriptor): New function.
5000 (arm_emit_call_insn): Add support for FDPIC.
5001 (arm_assemble_integer): Add support for FDPIC.
5002 * config/arm/arm.h (PIC_OFFSET_TABLE_REG_CALL_CLOBBERED):
5003 Define. (FDPIC_REGNUM): New define.
5004 * config/arm/arm.md (call): Add support for FDPIC.
5005 (call_value): Likewise.
5006 (restore_pic_register_after_call): New pattern.
5007 (untyped_call): Disable if FDPIC.
5008 (untyped_return): Likewise.
5009 * config/arm/unspecs.md (UNSPEC_PIC_RESTORE): New.
5011 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
5012 Mickaël Guêné <mickael.guene@st.com>
5014 * config.gcc: Handle arm*-*-uclinuxfdpiceabi.
5015 * config/arm/bpabi.h (TARGET_FDPIC_ASM_SPEC): New.
5016 (SUBTARGET_EXTRA_ASM_SPEC): Use TARGET_FDPIC_ASM_SPEC.
5017 * config/arm/linux-eabi.h (FDPIC_CC1_SPEC): New.
5018 (CC1_SPEC): Use FDPIC_CC1_SPEC.
5019 (MUSL_DYNAMIC_LINKER): Add -fdpic suffix when needed.
5020 * config/arm/uclinuxfdpiceabi.h: New file.
5022 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
5024 * config.gcc: Handle *-*-uclinuxfdpiceabi.
5026 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
5027 Mickaël Guêné <mickael.guene@st.com>
5029 * config/arm/arm.opt: Add -mfdpic option.
5030 * doc/invoke.texi: Add documentation for -mfdpic.
5032 2019-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
5034 * expmed.c (extract_bit_field): Update function comment
5036 * expr.c (expand_expr_real): Update function comment
5038 (expand_misaligned_mem_ref): New helper function.
5039 (expand_expr_real_2): Use expand_misaligned_mem_ref.
5040 Remove duplicate assignment to "base" at case MEM_REF.
5041 Remove a shadowed variable "unsignedp" at case VCE.
5043 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
5045 * regset.h (regs_invalidated_by_call_regset): Delete.
5046 (fixed_reg_set_regset): Likewise.
5047 * reginfo.c (regs_invalidated_by_call_regset): Likewise.
5048 (fixed_reg_set_regset, persistent_obstack): Likewise.
5049 (init_reg_sets_1, globalize_reg): Update accordingly.
5050 * df.h (df_print_regset, df_print_word_regset): Take a const_bitmap
5051 instead of a bitmap.
5052 * df-core.c (df_print_regset, df_print_word_regset): Likewise.
5053 * df-problems.c (df_rd_local_compute): Use regs_invalidated_by_call
5054 instead of regs_invalidated_by_call_regset.
5055 (df_lr_confluence_n, df_md_confluence_n): Likewise.
5056 * df-scan.c (df_scan_start_dump): Likewise.
5057 * dse.c (copy_fixed_regs): Likewise.
5058 * config/sh/sh.c (sh_find_equiv_gbr_addr): Likewise.
5060 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
5062 * array-traits.h: New file.
5063 * coretypes.h (array_traits, bitmap_view): New types.
5064 * bitmap.h: Include "array-traits.h"
5065 (bitmap_bit_p): Take a const_bitmap instead of a bitmap.
5066 (base_bitmap_view, bitmap_view): New classes.
5067 * bitmap.c (bitmap_bit_p): Take a const_bitmap instead of a bitmap.
5068 * hard-reg-set.h: Include array-traits.h.
5069 (array_traits<HARD_REG_SET>): New struct.
5070 * regset.h (IOR_REG_SET_HRS): New macro.
5071 * loop-iv.c (simplify_using_initial_values): Use IOR_REG_SET_HRS
5072 rather than iterating over each hard register.
5073 * sched-deps.c (sched_analyze_insn): Likewise.
5074 * sel-sched-ir.c (setup_id_implicit_regs): Likewise.
5076 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
5078 * ira-int.h (ior_hard_reg_conflicts): Take a const_hard_reg_set
5079 instead of a HARD_REG_SET *.
5080 * ira-build.c (ior_hard_reg_conflicts): Likewise.
5081 (ira_build): Update call accordingly.
5082 * ira-emit.c (add_range_and_copies_from_move_list): Likewise.
5084 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
5086 * hard-reg-set.h (HARD_REG_SET::operator==): New function.
5087 (HARD_REG_SET::operator!=): Likewise.
5088 (hard_reg_set_equal_p): Delete.
5089 * cfgcleanup.c (old_insns_match_p): Use == instead of
5090 hard_reg_set_equal_p and != instead of !hard_reg_set_equal_p.
5091 * ira-color.c (allocno_hard_regs_hasher::equal): Likewise.
5092 (add_allocno_hard_regs_to_forest): Likewise.
5093 (setup_allocno_available_regs_num): Likewise.
5094 * ira.c (setup_pressure_classes): Likewise.
5095 (setup_allocno_and_important_classes): Likewise.
5096 (setup_reg_class_relations): Likewise.
5097 * lra-lives.c (process_bb_lives): Likewise.
5098 * reg-stack.c (change_stack, convert_regs_1): Likewise.
5100 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
5102 * hard-reg-set.h (IOR_COMPL_HARD_REG_SET): Delete.
5103 * config/aarch64/cortex-a57-fma-steering.c (rename_single_chain):
5104 Use "|~" instead of IOR_COMPL_HARD_REG_SET.
5105 * config/aarch64/falkor-tag-collision-avoidance.c (init_unavailable):
5107 * ira-build.c (ira_create_object, ira_set_allocno_class): Likewise.
5108 * ira.c (setup_reg_renumber): Likewise.
5109 * lra-assigns.c (find_hard_regno_for_1): Likewise.
5110 * regrename.c (regrename_find_superclass): Likewise.
5111 * reload1.c (find_reg): Likewise.
5113 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
5115 * hard-reg-set.h (AND_COMPL_HARD_REG_SET): Delete.
5116 * caller-save.c (setup_save_areas): Use "&~" instead of
5117 AND_COMPL_HARD_REG_SET.
5118 (save_call_clobbered_regs): Likewise.
5119 * config/epiphany/epiphany.c (epiphany_conditional_register_usage):
5121 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
5122 * config/gcn/gcn.c (gcn_md_reorg): Likewise.
5123 * config/i386/i386.c (ix86_conditional_register_usage): Likewise.
5124 * config/mips/mips.c (mips_class_max_nregs): Likewise.
5125 (mips_conditional_register_usage): Likewise.
5126 * config/sh/sh.c (output_stack_adjust): Likewise.
5127 * ira-color.c (form_allocno_hard_regs_nodes_forest): Likewise.
5128 (setup_profitable_hard_regs): Likewise.
5129 (get_conflict_and_start_profitable_regs): Likewise.
5130 * ira-conflicts.c (print_allocno_conflicts): Likewise.
5131 (ira_build_conflicts): Likewise.
5132 * ira-costs.c (restrict_cost_classes): Likewise.
5133 (setup_regno_cost_classes_by_aclass): Likewise.
5134 * ira-lives.c (process_bb_node_lives): Likewise.
5135 * ira.c (setup_class_hard_regs, setup_reg_subclasses): Likewise.
5136 (setup_class_subset_and_memory_move_costs, setup_pressure_classes)
5137 (setup_allocno_and_important_classes, setup_class_translate_array)
5138 (setup_reg_class_relations, setup_prohibited_class_mode_regs):
5140 * lra-assigns.c (find_hard_regno_for_1): Likewise.
5141 * lra-constraints.c (prohibited_class_reg_set_mode_p): Likewise.
5142 (process_alt_operands, inherit_in_ebb): Likewise.
5143 * lra-eliminations.c (update_reg_eliminate): Likewise.
5144 * lra-lives.c (process_bb_lives): Likewise.
5145 * reload1.c (update_eliminables_and_spill, reload_as_needed): Likewise.
5146 * resource.c (find_dead_or_set_registers): Likewise.
5147 (mark_target_live_regs): Likewise.
5148 * sched-deps.c (get_implicit_reg_pending_clobbers): Likewise.
5149 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
5150 (implicit_clobber_conflict_p): Likewise.
5151 * shrink-wrap.c (requires_stack_frame_p): Likewise.
5152 (try_shrink_wrapping): Likewise.
5154 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
5156 * hard-reg-set.h (HARD_REG_SET::operator|): New function.
5157 (HARD_REG_SET::operator|=): Likewise.
5158 (IOR_HARD_REG_SET): Delete.
5159 * config/gcn/gcn.c (gcn_md_reorg): Use "|" instead of
5161 * config/m32c/m32c.c (m32c_register_move_cost): Likewise.
5162 * config/s390/s390.c (s390_adjust_loop_scan_osc): Likewise.
5163 * final.c (collect_fn_hard_reg_usage): Likewise.
5164 * hw-doloop.c (scan_loop, optimize_loop): Likewise.
5165 * ira-build.c (merge_hard_reg_conflicts): Likewise.
5166 (ior_hard_reg_conflicts, create_cap_allocno, propagate_allocno_info)
5167 (propagate_some_info_from_allocno): Likewise.
5168 (copy_info_to_removed_store_destinations): Likewise.
5169 * ira-color.c (add_allocno_hard_regs_to_forest, assign_hard_reg)
5170 (allocno_reload_assign, ira_reassign_pseudos): Likewise.
5171 (fast_allocation): Likewise.
5172 * ira-conflicts.c (ira_build_conflicts): Likewise.
5173 * ira-lives.c (make_object_dead, process_single_reg_class_operands)
5174 (process_bb_node_lives): Likewise.
5175 * ira.c (setup_pressure_classes, setup_reg_class_relations): Likewise.
5176 * lra-assigns.c (find_hard_regno_for_1): Likewise.
5177 (setup_live_pseudos_and_spill_after_risky_transforms): Likewise.
5178 * lra-constraints.c (process_alt_operands, inherit_in_ebb): Likewise.
5179 * lra-eliminations.c (spill_pseudos, update_reg_eliminate): Likewise.
5180 * lra-lives.c (mark_pseudo_dead, check_pseudos_live_through_calls)
5181 (process_bb_lives): Likewise.
5182 * lra-spills.c (assign_spill_hard_regs): Likewise.
5183 * postreload.c (reload_combine): Likewise.
5184 * reginfo.c (init_reg_sets_1): Likewise.
5185 * regrename.c (merge_overlapping_regs, find_rename_reg)
5186 (merge_chains): Likewise.
5187 * reload1.c (maybe_fix_stack_asms, order_regs_for_reload, find_reg)
5188 (find_reload_regs, finish_spills, choose_reload_regs_init)
5189 (emit_reload_insns): Likewise.
5190 * reorg.c (redundant_insn): Likewise.
5191 * resource.c (find_dead_or_set_registers, mark_set_resources)
5192 (mark_target_live_regs): Likewise.
5193 * rtlanal.c (find_all_hard_reg_sets): Likewise.
5194 * sched-deps.c (sched_analyze_insn): Likewise.
5195 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
5196 (find_best_reg_for_expr): Likewise.
5197 * shrink-wrap.c (try_shrink_wrapping): Likewise.
5199 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
5201 * hard-reg-set.h (HARD_REG_SET::operator&): New function.
5202 (HARD_REG_SET::operator&): Likewise.
5203 (AND_HARD_REG_SET): Delete.
5204 * caller-save.c (setup_save_areas): Use "&" instead of
5206 (save_call_clobbered_regs): Likewise.
5207 * config/gcn/gcn.c (gcn_md_reorg): Likewise.
5208 * config/m32c/m32c.c (reduce_class): Likewise.
5209 * config/rs6000/rs6000.c (rs6000_register_move_cost): Likewise.
5210 * final.c (get_call_reg_set_usage): Likewise.
5211 * ira-color.c (add_allocno_hard_regs_to_forest): Likewise.
5212 (setup_left_conflict_sizes_p): Likewise.
5213 * ira-conflicts.c (print_allocno_conflicts): Likewise.
5214 (ira_build_conflicts): Likewise.
5215 * ira-costs.c (restrict_cost_classes): Likewise.
5216 * ira.c (setup_stack_reg_pressure_class, setup_class_translate_array)
5217 (setup_reg_class_relations): Likewise.
5218 * reginfo.c (init_reg_sets_1, record_subregs_of_mode): Likewise.
5219 * reload1.c (maybe_fix_stack_asms, finish_spills): Likewise.
5220 * resource.c (find_dead_or_set_registers): Likewise.
5221 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
5223 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
5225 * hard-reg-set.h (HARD_REG_SET::operator~): New function.
5226 (COMPL_HARD_REG_SET): Delete.
5227 * config/c6x/c6x.c (c6x_call_saved_register_used): Use ~ instead
5228 of COMPL_HARD_REG_SET.
5229 (try_rename_operands): Likewise.
5230 * config/sh/sh.c (push_regs): Likewise.
5231 * lra-assigns.c (find_hard_regno_for_1): Likewise.
5232 * lra-constraints.c (contains_reg_p): Likewise.
5233 * reload1.c (finish_spills, choose_reload_regs_init): Likewise.
5235 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
5237 * hard-reg-set.h (COPY_HARD_REG_SET): Delete.
5238 * caller-save.c (save_call_clobbered_regs): Use assignment instead
5239 of COPY_HARD_REG_SET.
5240 * config/epiphany/epiphany.c (epiphany_compute_frame_size): Likewise.
5241 (epiphany_conditional_register_usage): Likewise.
5242 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
5243 * config/gcn/gcn.c (gcn_md_reorg): Likewise.
5244 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
5245 * config/m32c/m32c.c (m32c_register_move_cost): Likewise.
5246 * config/m68k/m68k.c (m68k_conditional_register_usage): Likewise.
5247 * config/mips/mips.c (mips_class_max_nregs): Likewise.
5248 * config/pdp11/pdp11.c (pdp11_conditional_register_usage): Likewise.
5249 * config/rs6000/rs6000.c (rs6000_register_move_cost): Likewise.
5250 * config/sh/sh.c (output_stack_adjust): Likewise.
5251 * final.c (collect_fn_hard_reg_usage): Likewise.
5252 (get_call_reg_set_usage): Likewise.
5253 * ira-build.c (ira_create_object, remove_low_level_allocnos)
5254 (ira_flattening): Likewise.
5255 * ira-color.c (add_allocno_hard_regs, add_allocno_hard_regs_to_forest)
5256 (setup_left_conflict_sizes_p, setup_profitable_hard_regs)
5257 (get_conflict_and_start_profitable_regs, allocno_reload_assign)
5258 (ira_reassign_pseudos): Likewise.
5259 * ira-conflicts.c (print_allocno_conflicts): Likewise.
5260 (ira_build_conflicts): Likewise.
5261 * ira-costs.c (restrict_cost_classes): Likewise.
5262 (setup_regno_cost_classes_by_aclass): Likewise.
5263 * ira.c (setup_class_hard_regs, setup_alloc_regs): Likewise.
5264 (setup_reg_subclasses, setup_class_subset_and_memory_move_costs)
5265 (setup_stack_reg_pressure_class, setup_pressure_classes)
5266 (setup_allocno_and_important_classes, setup_class_translate_array)
5267 (setup_reg_class_relations, setup_prohibited_class_mode_regs)
5268 (ira_setup_eliminable_regset): Likewise.
5269 * lra-assigns.c (find_hard_regno_for_1): Likewise.
5270 (setup_live_pseudos_and_spill_after_risky_transforms): Likewise.
5271 * lra-constraints.c (prohibited_class_reg_set_mode_p): Likewise.
5272 (process_alt_operands, inherit_in_ebb): Likewise.
5273 * lra-lives.c (process_bb_lives): Likewise.
5274 * lra-spills.c (assign_spill_hard_regs): Likewise.
5275 * lra.c (lra): Likewise.
5276 * mode-switching.c (new_seginfo): Likewise.
5277 * postreload.c (reload_combine): Likewise.
5278 * reg-stack.c (straighten_stack): Likewise.
5279 * reginfo.c (save_register_info, restore_register_info): Likewise.
5280 (init_reg_sets_1, record_subregs_of_mode): Likewise
5281 * regrename.c (create_new_chain, rename_chains): Likewise.
5282 * reload1.c (order_regs_for_reload, find_reg): Likewise.
5283 (find_reload_regs): Likewise.
5284 * resource.c (find_dead_or_set_registers): Likewise.
5285 (mark_target_live_regs): Likewise.
5286 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
5288 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
5290 * rtl.h (CALL_INSN_FUNCTION_USAGE): Document what SETs mean.
5291 (note_pattern_stores): Declare.
5292 (note_stores): Take an rtx_insn *.
5293 * rtlanal.c (set_of): Use note_pattern_stores instead of note_stores.
5294 (find_all_hard_reg_sets): Pass the insn rather than its pattern to
5295 note_stores. Remove explicit handling of CALL_INSN_FUNCTION_USAGE.
5296 (note_stores): Take an rtx_insn * as argument and process
5297 CALL_INSN_FUNCTION_USAGE. Rename old function to...
5298 (note_pattern_stores): ...this.
5299 (find_first_parameter_load): Pass the insn rather than
5300 its pattern to note_stores.
5301 * alias.c (memory_modified_in_insn_p, init_alias_analysis): Likewise.
5302 * caller-save.c (setup_save_areas, save_call_clobbered_regs)
5303 (insert_one_insn): Likewise.
5304 * combine.c (combine_instructions): Likewise.
5305 (likely_spilled_retval_p): Likewise.
5306 (try_combine): Use note_pattern_stores instead of note_stores.
5307 (record_dead_and_set_regs): Pass the insn rather than its pattern
5309 (reg_dead_at_p): Likewise.
5310 * config/bfin/bfin.c (workaround_speculation): Likewise.
5311 * config/c6x/c6x.c (maybe_clobber_cond): Likewise. Take an rtx_insn *
5313 * config/frv/frv.c (frv_registers_update): Use note_pattern_stores
5314 instead of note_stores.
5315 (frv_optimize_membar_local): Pass the insn rather than its pattern
5317 * config/gcn/gcn.c (gcn_md_reorg): Likewise.
5318 * config/i386/i386.c (ix86_avx_u128_mode_after): Likewise.
5319 * config/mips/mips.c (vr4130_true_reg_dependence_p): Likewise.
5320 (r10k_needs_protection_p, mips_sim_issue_insn): Likewise.
5321 (mips_reorg_process_insns): Likewise.
5322 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
5323 * config/sh/sh.c (flow_dependent_p): Likewise. Take rtx_insn *s
5325 * cse.c (delete_trivially_dead_insns): Pass the insn rather than
5326 its pattern to note_stores.
5327 * cselib.c (cselib_record_sets): Use note_pattern_stores instead
5329 * dce.c (mark_nonreg_stores): Remove the "body" parameter and pass
5330 the insn to note_stores.
5331 (prescan_insns_for_dce): Update call accordingly.
5332 * ddg.c (mem_write_insn_p): Pass the insn rather than its pattern
5334 * df-problems.c (can_move_insns_across): Likewise.
5335 * dse.c (emit_inc_dec_insn_before, replace_read): Likewise.
5336 * function.c (assign_parm_setup_reg): Likewise.
5337 * gcse-common.c (record_last_mem_set_info_common): Likewise.
5338 * gcse.c (load_killed_in_block_p, compute_hash_table_work): Likewise.
5339 (single_set_gcse): Likewise.
5340 * ira.c (validate_equiv_mem): Likewise.
5341 (update_equiv_regs): Use note_pattern_stores rather than note_stores
5343 * loop-doloop.c (doloop_optimize): Pass the insn rather than its
5344 pattern to note_stores.
5345 * loop-invariant.c (calculate_loop_reg_pressure): Likewise.
5346 * loop-iv.c (simplify_using_initial_values): Likewise.
5347 * mode-switching.c (optimize_mode_switching): Likewise.
5348 * optabs.c (emit_libcall_block_1): Likewise.
5349 (expand_atomic_compare_and_swap): Likewise.
5350 * postreload-gcse.c (load_killed_in_block_p): Likewise.
5351 (record_opr_changes): Likewise. Remove explicit handling of
5352 CALL_INSN_FUNCTION_USAGE.
5353 * postreload.c (reload_combine, reload_cse_move2add): Likewise.
5354 * regcprop.c (kill_clobbered_values): Likewise.
5355 (copyprop_hardreg_forward_1): Pass the insn rather than its pattern
5357 * regrename.c (build_def_use): Likewise.
5358 * reload1.c (reload): Use note_pattern_stores instead of note_stores
5359 for mark_not_eliminable.
5360 (reload_as_needed): Pass the insn rather than its pattern
5362 (emit_output_reload_insns): Likewise.
5363 * resource.c (mark_target_live_regs): Likewise.
5364 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
5365 * sched-rgn.c (sets_likely_spilled): Use note_pattern_stores
5366 instead of note_stores.
5367 * shrink-wrap.c (try_shrink_wrapping): Pass the insn rather than
5368 its pattern to note_stores.
5369 * stack-ptr-mod.c (pass_stack_ptr_mod::execute): Likewise.
5370 * var-tracking.c (adjust_insn, add_with_sets): Likewise.
5372 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
5374 * hard-reg-set.h (HARD_REG_SET): Define using a typedef rather
5375 than a #define. Use a structure rather than an array as the
5376 fallback definition. Remove special cases for low array sizes.
5377 (const_hard_reg_set): New typedef.
5378 (hard_reg_set_subset_p): Use it instead of "const HARD_REG_SET".
5379 (hard_reg_set_equal_p, hard_reg_set_intersect_p): Likewise.
5380 (hard_reg_set_empty_p): Likewise.
5381 (SET_HARD_REG_BIT): Use a function rather than a macro to
5382 handle the case in which HARD_REG_SET is a structure.
5383 (CLEAR_HARD_REG_BIT, TEST_HARD_REG_BIT, CLEAR_HARD_REG_SET)
5384 (SET_HARD_REG_SET, COPY_HARD_REG_SET, COMPL_HARD_REG_SET)
5385 (AND_HARD_REG_SET, AND_COMPL_HARD_REG_SET, IOR_HARD_REG_SET)
5386 (IOR_COMPL_HARD_REG_SET): Likewise.
5387 (hard_reg_set_iterator::pset): Constify the pointer target.
5388 (hard_reg_set_iter_init): Take a const_hard_reg_set instead
5389 of a "const HARD_REG_SET". Update the handling of non-integer
5391 * recog.h: Test HARD_CONST instead of CLEAR_HARD_REG_SET.
5392 * reload.h: Likewise.
5393 * rtl.h (choose_hard_reg_mode): Remove unnecessary line break.
5394 * regs.h (in_hard_reg_set_p): Take a const_hard_reg_set instead
5395 of a "const HARD_REG_SET".
5396 (overlaps_hard_reg_set_p, range_overlaps_hard_reg_set_p): Likewise.
5397 (range_in_hard_reg_set_p): Likewise.
5398 * ira-costs.c (restrict_cost_classes): Likewise.
5399 * shrink-wrap.c (move_insn_for_shrink_wrap): Likewise.
5400 * config/epiphany/resolve-sw-modes.c (pass_resolve_sw_modes::execute):
5401 Pass a NO_REGS HARD_REG_SET rather than NULL to emit_set_fp_mode.
5402 * config/ia64/ia64.c (rws_insn): In the CHECKING_P version,
5403 use unsigned HOST_WIDEST_FAST_INT rather than HARD_REG_ELT_TYPE.
5404 (rws_insn_set, rws_insn_test): In the CHECKING_P version,
5405 take an unsigned int and open-code the HARD_REG_SET operations.
5407 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
5409 * Makefile.in (OBJS): Remove bt-load.o.
5410 * doc/invoke.texi (fbranch-target-load-optimize): Delete.
5411 (fbranch-target-load-optimize2, fbtr-bb-exclusive): Likewise.
5412 * common.opt (fbranch-target-load-optimize): Mark as Ignore and
5413 document that the option no longer does anything.
5414 (fbranch-target-load-optimize2, fbtr-bb-exclusive): Likewise.
5415 * target.def (branch_target_register_class): Delete.
5416 (branch_target_register_callee_saved): Likewise.
5417 * doc/tm.texi.in (TARGET_BRANCH_TARGET_REGISTER_CLASS): Likewise.
5418 (TARGET_BRANCH_TARGET_REGISTER_CALLEE_SAVED): Likewise.
5419 * doc/tm.texi: Regenerate.
5420 * tree-pass.h (make_pass_branch_target_load_optimize1): Delete.
5421 (make_pass_branch_target_load_optimize2): Likewise.
5422 * passes.def (pass_branch_target_load_optimize1): Likewise.
5423 (pass_branch_target_load_optimize2): Likewise.
5424 * targhooks.h (default_branch_target_register_class): Likewise.
5425 * targhooks.c (default_branch_target_register_class): Likewise.
5426 * opt-suggestions.c (test_completion_valid_options): Remove
5427 -fbtr-bb-exclusive from the list of test options.
5428 * bt-load.c: Remove.
5430 2019-09-09 Barnaby Wilks <barnaby.wilks@arm.com>
5432 * match.pd: Add flag_unsafe_math_optimizations check
5433 before deciding on the widest type in a binary math operation.
5435 2019-09-09 Martin Liska <mliska@suse.cz>
5437 * config/i386/i386.opt: Update comment of removed
5438 options that are preserved only for backward
5441 2019-09-09 Jakub Jelinek <jakub@redhat.com>
5444 * config/i386/emmintrin.h (_mm_cmpeq_epi8): Use casts to __v16qi
5448 * config/i386/avxintrin.h (__v32qs): New typedef.
5449 * config/i386/avx2intrin.h (_mm256_cmpgt_epi8): Use casts to __v32qs
5452 2019-09-09 Jose E. Marchesi <jose.marchesi@oracle.com>
5454 * doc/invoke.texi (Option Summary): Cover eBPF.
5455 (eBPF Options): New section.
5456 * doc/extend.texi (BPF Built-in Functions): Likewise.
5457 (BPF Kernel Helpers): Likewise.
5459 2019-09-09 Jose E. Marchesi <jose.marchesi@oracle.com>
5461 * config.gcc: Support for bpf-*-* targets.
5462 * common/config/bpf/bpf-common.c: New file.
5463 * config/bpf/t-bpf: Likewise.
5464 * config/bpf/predicates.md: Likewise.
5465 * config/bpf/constraints.md: Likewise.
5466 * config/bpf/bpf.opt: Likewise.
5467 * config/bpf/bpf.md: Likewise.
5468 * config/bpf/bpf.h: Likewise.
5469 * config/bpf/bpf.c: Likewise.
5470 * config/bpf/bpf-protos.h: Likewise.
5471 * config/bpf/bpf-opts.h: Likewise.
5472 * config/bpf/bpf-helpers.h: Likewise.
5473 * config/bpf/bpf-helpers.def: Likewise.
5475 2019-09-09 Jose E. Marchesi <jose.marchesi@oracle.com>
5477 * doc/sourcebuild.texi (Effective-Target Keywords): Document
5480 2019-09-09 Jose E. Marchesi <jose.marchesi@oracle.com>
5482 * opt-functions.awk (integer_range_info): Make sure values are in
5483 numeric context before operating with them.
5485 2019-09-08 Segher Boessenkool <segher@kernel.crashing.org>
5487 * genemit.c (gen_split): Print the filename and line number where the
5488 splitter (or peephole2) was defined, to the dump file.
5490 2019-09-07 Jakub Jelinek <jakub@redhat.com>
5492 PR tree-optimization/91665
5493 * tree-vect-loop.c (vectorizable_reduction): Punt if base has type
5494 incompatible with the type of PHI result.
5496 2019-09-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
5499 * config/arm/arm.c (arm_block_set_aligned_non_vect): Use
5500 gen_unaligned_storedi for 4-byte aligned addresses.
5502 2019-09-06 Jim Wilson <jimw@sifive.com>
5504 * config/riscv/riscv.c (riscv_option_override): Revert 2019-08-30
5507 2019-09-06 Segher Boessenkool <segher@kernel.crashing.org>
5509 * config/rs6000/rs6000.md (unspec): Delete UNSPEC_MV_CR_OV.
5511 2019-09-06 Segher Boessenkool <segher@kernel.crashing.org>
5513 * config/rs6000/rs6000.c (rs6000_rtx_costs) <case UNSPEC>: Delete.
5514 * config/rs6000/rs6000.md (unspec): Delete UNSPEC_FRSP.
5516 2019-09-06 Uroš Bizjak <ubizjak@gmail.com>
5519 * config/i386/x86-tune-costs.h (skylake_cost): Raise the
5520 cost of SSE->integer and integer->SSE moves from 2 to 6.
5523 2019-09-06 Jakub Jelinek <jakub@redhat.com>
5525 * function.c (assign_parm_find_data_types): Use RECORD_OR_UNION_TYPE_P
5526 before testing TYPE_TRANSPARENT_AGGR.
5527 * calls.c (initialize_argument_information, load_register_parameters):
5530 2019-09-06 Richard Earnshaw <rearnsha@arm.com>
5532 * config/arm/arm.md (cmp_and): Add short-it variant for thumb2 with
5534 (cmp_ior): Likewise.
5536 2019-09-06 Martin Liska <mliska@suse.cz>
5538 * doc/match-and-simplify.texi: Separate tuples with ;.
5540 2019-09-06 Martin Liska <mliska@suse.cz>
5543 * Makefile.in: Remove tlink.o.
5544 * collect2.c (do_link): New function isolated
5547 * collect2.h (do_tlink): Remove declaration of do_tlink.
5548 * doc/extend.texi: Remove documentation of -frepo.
5549 * doc/invoke.texi: Likewise.
5550 * doc/sourcebuild.texi: Remove cleanup-repo-files.
5553 2019-09-05 Jakub Jelinek <jakub@redhat.com>
5554 Jim Wilson <jimw@sifive.com>
5557 * config/riscv/riscv.md (zero_extendsidi2, zero_extendhi<GPR:mode>2,
5558 extend<SHORT:mode><SUPERQI:mode>2): Don't split if
5559 paradoxical_subreg_p (operands[0]).
5560 (*lshrsi3_zero_extend_3+1, *lshrsi3_zero_extend_3+2): Add clobber and
5561 use as intermediate value.
5563 2019-09-05 Andrew Stubbs <ams@codesourcery.com>
5565 * config/gcn/gcn.md (*movti_insn): Set delayeduse for global_store.
5566 (sync_compare_and_swap<mode>_insn): Likewise.
5568 2019-09-05 Bernd Edlinger <bernd.edlinger@hotmail.de>
5571 * expr.c (expand_expr_real_1): Handle misaligned TARGET_MEM_REF
5572 without movmisalign optab.
5574 2019-09-05 Jakub Jelinek <jakub@redhat.com>
5579 * calls.c (load_register_parameters): For TYPE_TRANSPARENT_AGGR
5580 types, use type of their first field instead of type of
5583 2019-09-05 Richard Biener <rguenther@suse.de>
5585 PR rtl-optimization/91656
5586 * postreload-gcse.c (record_last_mem_set_info): Revert addition
5589 2019-09-05 Richard Biener <rguenther@suse.de>
5592 * tree-inline.c (declare_return_variable): Mark the return
5593 slot as addressable after building an address of it.
5595 2019-09-05 Arnaud Charlet <charlet@adacore.com>
5597 * doc/install.texi: Update and clarify requirements to build GNAT.
5599 2019-09-05 Richard Sandiford <richard.sandiford@arm.com>
5602 * cfgexpand.c (discover_nonconstant_array_refs): Force the source
5603 of an IFN_LOAD_LANES call and the destination of an IFN_STORE_LANES
5604 call to be in memory.
5605 (pass_expand::execute): Call discover_nonconstant_array_refs before
5606 setting currently_expanding_to_rtl.
5608 2019-09-04 Caroline Tice <cmtice@google.com>
5610 * opts.c (finish_options): Disallow -fvtable-verify and -flto to be
5613 2019-09-04 Marek Polacek <polacek@redhat.com>
5615 * doc/invoke.texi: Remove -fdeduce-init-list documentation.
5617 2019-09-04 Uroš Bizjak <ubizjak@gmail.com>
5620 * config/i386/i386.c (inline_secondary_memory_needed): Return true
5621 for QI and HImode moves between SSE and general registers.
5623 2019-09-04 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5626 * doc/invoke.texi: Document -Wenum-conversion.
5628 2019-09-04 Richard Biener <rguenther@suse.de>
5630 PR rtl-optimization/36262
5631 * postreload-gcse.c: Include intl.h and gcse.h.
5632 (insert_expr_in_table): Insert at the head of cur_expr->avail_occr
5633 to avoid linear list walk.
5634 (record_last_mem_set_info): Gate off if not computing transparentness.
5635 (get_bb_avail_insn): If transparentness isn't computed give up
5637 (gcse_after_reload_main): Skip compute_transp and extended PRE
5638 if gcse_or_cprop_is_too_expensive says so.
5640 2019-09-03 Jozef Lawrynowicz <jozef.l@mittosystems.com>
5642 * config/msp430/msp430.c (msp430_init_sections): Remove handling of the
5644 (msp430_select_section): Handle decls with the "noinit" attribute with
5645 default_elf_select_section.
5646 Handle SECCAT_RODATA_MERGE_* section types with
5647 default_elf_select_section.
5648 Add comments about handling of unsupported section types.
5649 (msp430_section_type_flags): Remove handling of the noinit section.
5651 2019-09-03 Jozef Lawrynowicz <jozef.l@mittosystems.com>
5653 * config/msp430/msp430.c (msp430_attr): Remove warnings about
5654 conflicting msp430-specific attributes.
5655 (msp430_section_attr): Likewise.
5656 Add warnings about conflicts with generic "noinit" and "section"
5658 Fix grammar in -mlarge error message.
5659 (msp430_data_attr): Rename to msp430_persist_attr.
5660 Add warnings about conflicts with generic "noinit" and "section"
5662 Add warning for when variable is not initialized.
5663 Chain conditionals which prevent the attribute being added.
5664 (ATTR_EXCL): New helper.
5665 (attr_reent_exclusions): New exclusion table.
5666 (attr_naked_exclusions): Likewise.
5667 (attr_crit_exclusions): Likewise.
5668 (attr_lower_exclusions): Likewise.
5669 (attr_upper_exclusions): Likewise.
5670 (attr_either_exclusions): Likewise.
5671 (attr_persist_exclusions): Likewise.
5672 (msp430_attribute_table): Update with exclusion rules.
5673 (msp430_output_aligned_decl_common): Don't output common symbol if decl
5676 2019-09-03 Jozef Lawrynowicz <jozef.l@mittosystems.com>
5678 * config/msp430/msp430.c (TARGET_HANDLE_GENERIC_ATTRIBUTE): Define.
5679 (msp430_handle_generic_attribute): New function.
5680 * doc/tm.texi: Regenerate.
5681 * doc/tm.texi.in: Add TARGET_HANDLE_GENERIC_ATTRIBUTE.
5682 * hooks.c (hook_tree_treeptr_tree_tree_int_boolptr_null): New.
5683 * hooks.h (hook_tree_treeptr_tree_tree_int_boolptr_null): New.
5684 * target.def: Define new hook TARGET_HANDLE_GENERIC_ATTRIBUTE.
5686 2019-09-03 Kamlesh Kumar <kamleshbhalui@gmail.com>
5688 PR tree-optimization/91504
5689 * match.pd: Add ((~a & b) ^a) --> (a | b).
5691 2019-09-03 Jakub Jelinek <jakub@redhat.com>
5694 * config/i386/i386-expand.c (split_double_mode): If there is more than
5695 one MEM operand and they are rtx_equal_p, reuse lo_half/hi_half from
5696 already split matching MEM operand instead of calling adjust_address
5699 2019-09-03 Ulrich Weigand <uweigand@de.ibm.com>
5701 * config.gcc: Obsolete spu target. Remove references to spu.
5702 * configure.ac: Remove references to spu.
5703 * configure: Regenerate.
5704 * config/spu/: Remove directory.
5705 * common/config/spu/: Remove directory.
5707 * doc/extend.texi: Remove references to spu.
5708 * doc/invoke.texi: Likewise.
5709 * doc/md.texi: Likewise.
5710 * doc/sourcebuild.texi: Likewise.
5712 2019-09-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
5717 * expr.c (expand_expr_real_1): Handle unaligned decl_rtl
5718 and SSA_NAME referring to CONSTANT_P correctly.
5720 2019-09-03 Richard Biener <rguenther@suse.de>
5722 * tree-ssa-sccvn.h (vn_nary_op_lookup): Remove.
5723 (vn_nary_op_insert): Likewise.
5724 * tree-ssa-sccvn.c (init_vn_nary_op_from_op): Remove.
5725 (vn_nary_op_lookup): Likewise.
5726 (vn_nary_op_insert): Likewise.
5728 2019-09-03 Ilya Leoshkevich <iii@linux.ibm.com>
5730 * config/s390/s390.c (s390_canonicalize_comparison): Use XEXP
5731 (*op0, 1) instead of XEXP (*op1, 0).
5733 2019-09-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5735 * config/aarch64/aarch64.md (UNSPEC_FJCVTZS): Define.
5736 (aarch64_fjcvtzs): New define_insn.
5737 * config/aarch64/aarch64.h (TARGET_JSCVT): Define.
5738 * config/aarch64/aarch64-builtins.c (aarch64_builtins):
5740 (aarch64_init_builtins): Initialize __builtin_aarch64_jcvtzs.
5741 (aarch64_expand_builtin): Handle AARCH64_JSCVT.
5742 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Define
5743 __ARM_FEATURE_JCVT where appropriate.
5744 * config/aarch64/arm_acle.h (__jcvt): Define.
5746 2019-09-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5748 * config/aarch64/aarch64.md ("unspec"): Add UNSPEC_FRINT32Z,
5749 UNSPEC_FRINT32X, UNSPEC_FRINT64Z, UNSPEC_FRINT64X.
5750 (aarch64_<frintnzs_op><mode>): New define_insn.
5751 * config/aarch64/aarch64.h (TARGET_FRINT): Define.
5752 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Define
5753 __ARM_FEATURE_FRINT when appropriate.
5754 * config/aarch64/aarch64-simd-builtins.def: Add builtins for frint32z,
5755 frint32x, frint64z, frint64x.
5756 * config/aarch64/arm_acle.h (__rint32zf, __rint32z, __rint64zf,
5757 __rint64z, __rint32xf, __rint32x, __rint64xf, __rint64x): Define.
5758 * config/aarch64/arm_neon.h (vrnd32z_f32, vrnd32zq_f32, vrnd32z_f64,
5759 vrnd32zq_f64, vrnd32x_f32, vrnd32xq_f32, vrnd32x_f64, vrnd32xq_f64,
5760 vrnd64z_f32, vrnd64zq_f32, vrnd64z_f64, vrnd64zq_f64, vrnd64x_f32,
5761 vrnd64xq_f32, vrnd64x_f64, vrnd64xq_f64): Define.
5762 * config/aarch64/iterators.md (VSFDF): Define.
5763 (FRINTNZX): Likewise.
5764 (frintnzs_op): Likewise.
5766 2019-09-03 Dennis Zhang <dennis.zhang@arm.com>
5768 * config/aarch64/aarch64-cores.def (AARCH64_CORE): New entries
5769 for Cortex-A77, Cortex-A76AE, Cortex-A65, Cortex-A65AE, and
5771 * config/aarch64/aarch64-tune.md: Regenerated.
5772 * doc/invoke.texi: Document the new processors.
5774 2019-09-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5776 * config/aarch64/aarch64-option-extensions.def (sb): Add feature
5780 (sve2-sm4): Likewise.
5782 (svesha3): Likewise.
5783 (svebitperm): Likewise.
5785 2019-09-03 Jakub Jelinek <jakub@redhat.com>
5786 Richard Biener <rguenther@suse.de>
5788 PR tree-optimization/91597
5789 * tree-vrp.c (extract_range_from_binary_expr): Remove unsafe
5790 BIT_AND_EXPR optimization for pointers, even if both operand
5791 ranges don't include NULL, the result can be NULL.
5793 2019-09-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
5796 * expr.c (addr_expr_of_non_mem_decl_p_1): Refactor into...
5797 (non_mem_decl_p): ...this.
5798 (mem_ref_refers_to_non_mem_p): Handle DECL_P as well as MEM_REF.
5799 (expand_assignment): Call mem_ref_referes_to_non_mem_p
5800 unconditionally as before.
5802 2019-09-02 Eric Botcazou <ebotcazou@adacore.com>
5805 * doc/generic.texi (LTGT_EXPR): Merge with other comparison operators.
5806 * rtl.def (LTGT): Likewise. Add note about floating-point exceptions.
5807 * tree.def (LTGT_EXPR): Likewise.
5808 * config/sparc/sparc.c (select_cc_mode): Return CCFPEmode for LTGT.
5810 2019-09-02 Jakub Jelinek <jakub@redhat.com>
5813 * fold-const.c (range_check_type): For enumeral and boolean
5814 type, pass 1 to type_for_size langhook instead of
5815 TYPE_UNSIGNED (etype). Return unsigned_type_for result whenever
5816 etype isn't TYPE_UNSIGNED INTEGER_TYPE.
5817 (build_range_check): Don't call unsigned_type_for for pointer types.
5818 * match.pd (X / C1 op C2): Don't call unsigned_type_for on
5819 range_check_type result.
5821 2019-09-02 Eric Botcazou <ebotcazou@adacore.com>
5823 * gimple-ssa-strength-reduction.c (valid_mem_ref_cand_p): New function.
5824 (replace_ref): Do not replace a chain of only two candidates which are
5825 valid memory references.
5827 2019-09-02 Martin Liska <mliska@suse.cz>
5829 * tree-switch-conversion.c (jump_table_cluster::find_jump_tables):
5830 Bail out when we'll end up with the same number of clusters as
5832 (bit_test_cluster::find_bit_tests): Likewise for bit tests.
5833 (jump_table_cluster::can_be_handled): Remove the guard
5834 as it's already handled in ::is_enabled. Allocate output
5835 after early bail out.
5837 2019-09-02 Martin Liska <mliska@suse.cz>
5839 PR gcov-profile/91601
5840 * gcov.c (path_contains_zero_cycle_arc): Rename to ...
5841 (path_contains_zero_or_negative_cycle_arc): ... this and handle
5842 also negative edges.
5843 (circuit): Handle also negative edges as they can happen
5846 2019-09-01 Eric Botcazou <ebotcazou@adacore.com>
5849 * config/sparc/sparc.c (sparc_cannot_force_const_mem): Return true
5850 during LRA/reload in PIC mode if the PIC register hasn't been used yet.
5851 (sparc_pic_register_p): Test reload_in_progress for consistency's sake.
5853 2019-09-01 Jakub Jelinek <jakub@redhat.com>
5856 * optabs.c (expand_vec_cond_expr): If op0 is a VECTOR_CST and only
5857 EQ_EXPR/NE_EXPR is supported, verify that op0 only contains
5858 zeros or negative elements and use NE_EXPR instead of LT_EXPR against
5862 * tree.c (find_decls_types_in_node): Also walk TREE_PURPOSE of
5863 GIMPLE_ASM TREE_LIST operands.
5865 2019-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5867 * doc/generic.texi (Unary and Binary Expressions): Mark up
5868 an instance of TYPE_MIN.
5870 2019-08-31 Stafford Horne <shorne@gmail.com>
5872 * config/or1k/constraints.md (t): New constraint.
5873 * config/or1k/or1k.h (GOT_REGS): New register class.
5874 * config/or1k/or1k.md (set_got_tmp, set_got): Use t contraint.
5876 2019-08-30 Jim Wilson <jimw@sifive.com>
5878 * config/riscv/riscv.c (riscv_option_override): If -msave-restore
5879 and -fpic and -mplt then disable -msave-restore and warn.
5881 2019-08-30 Martin Sebor <msebor@redhat.com>
5884 * tree-ssa-strlen.c (handle_store): Use a fallback location if
5885 the statement doesn't have one.
5886 * gimple-pretty-print.c (percent_G_format): Same.
5889 * tree-vrp.c (vrp_prop::check_mem_ref): Normalize type domain bounds
5890 before using them to validate MEM_REF offset.
5892 2019-08-30 Marek Polacek <polacek@redhat.com>
5894 * doc/invoke.texi (-Wvolatile): Use @code for volatile.
5896 2019-08-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
5898 * config/arm/arm.md (unaligned_loaddi,
5899 unaligned_storedi): New unspec insn patterns.
5900 * config/arm/neon.md (unaligned_storev8qi): Likewise.
5901 * config/arm/arm.c (gen_cpymem_ldrd_strd): Use unaligned_loaddi
5902 and unaligned_storedi for 4-byte aligned memory.
5903 (arm_block_set_aligned_vect): Use unaligned_storev8qi for
5904 4-byte aligned memory.
5906 2019-08-30 Martin Jambor <mjambor@suse.cz>
5908 tree-optimization/91579
5909 * tree-tailcall.c (tailr_arg_needs_copy): New variable.
5910 (find_tail_calls): Allocate tailr_arg_needs_copy and set its bits as
5912 (arg_needs_copy_p): Removed.
5913 (eliminate_tail_call): Test tailr_arg_needs_copy instead of calling
5915 (tree_optimize_tail_calls_1): Likewise. Free tailr_arg_needs_copy.
5917 2019-08-29 Uroš Bizjak <ubizjak@gmail.com>
5919 * config/i386/i386-features.c
5920 (general_scalar_chain::compute_convert_gain):
5921 Correct cost for double-word shifts.
5922 (general_scalar_to_vector_candidate_p): Reject count operands
5923 greater or equal to mode bitsize.
5925 2019-08-29 Uroš Bizjak <ubizjak@gmail.com>
5927 * config/i386/i386.c (inline_secondary_memory_needed): Return true
5928 for moves between SSE and non-general registers and between
5929 mask and non-general registers.
5930 (ix86_register_move_cost): Remove stalled comment.
5932 2019-08-29 Richard Biener <rguenther@suse.de>
5934 * config/i386/i386-features.c (general_scalar_chain::convert_insn):
5935 Guard debug work with MAY_HAVE_DEBUG_BIND_INSNS.
5937 2019-08-29 Richard Biener <rguenther@suse.de>
5940 * config/i386/i386-features.c (general_scalar_chain::convert_insn):
5941 Do not emit scalar copies for debug-insns, instead replace
5942 their uses with the reg copy used in the chain or reset them
5943 if there is a reaching definition outside of the chain as well.
5945 2019-08-29 Jakub Jelinek <jakub@redhat.com>
5948 * config/i386/i386-expand.c (expand_vec_perm_movs,
5949 expand_vec_perm_blend, expand_vec_perm_vpermil,
5950 expand_vec_perm_pshufb, expand_vec_perm_1,
5951 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_palignr,
5952 expand_vec_perm_interleave2, expand_vec_perm_vpermq_perm_1,
5953 expand_vec_perm_vperm2f128, expand_vec_perm_interleave3,
5954 expand_vec_perm_vperm2f128_vblend, expand_vec_perm_2vperm2f128_vshuf,
5955 expand_vec_perm_even_odd, expand_vec_perm_broadcast): Adjust function
5956 comments - replace ix86_expand_vec_perm_builtin_1 with
5957 ix86_expand_vec_perm_const_1.
5958 (expand_vec_perm2_vperm2f128_vblend): New function.
5959 (ix86_expand_vec_perm_const_1): New forward declaration. Call
5960 expand_vec_perm2_vperm2f128_vblend as last resort.
5961 (canonicalize_perm): Formatting fix.
5963 PR tree-optimization/91351
5964 * tree-cfg.c (generate_range_test): Use range_check_type instead of
5966 * tree-cfgcleanup.c (convert_single_case_switch): Punt if
5967 range_check_type returns NULL.
5968 * tree-switch-conversion.c (switch_conversion::build_one_array):
5969 Use range_check_type instead of unsigned_type_for, don't perform
5970 linear opt if it returns NULL.
5971 (bit_test_cluster::find_bit_tests): Formatting fix.
5972 (bit_test_cluster::emit): Use range_check_type instead of
5974 (switch_decision_tree::try_switch_expansion): Punt if range_check_type
5977 2019-08-29 Richard Biener <rguenther@suse.de>
5979 PR tree-optimization/91568
5980 * tree-vectorizer.h (_slp_tree::max_nunits): Add.
5981 (vect_update_max_nunits): Add overload for poly_uint64.
5982 * tree-vect-slp.c (vect_create_new_slp_node): Initialize it.
5983 (vect_build_slp_tree): Record max_nunits into the subtree
5984 and merge it upwards.
5985 (vect_print_slp_tree): Print max_nunits.
5987 2019-08-28 Marek Polacek <polacek@redhat.com>
5989 Implement P1152R4: Deprecating some uses of volatile.
5991 * doc/invoke.texi: Document -Wvolatile.
5993 2019-08-28 Marek Polacek <polacek@redhat.com>
5995 PR c++/91360 - Implement C++20 P1143R2: constinit.
5996 * doc/invoke.texi: Document -Wc++20-compat.
5998 2019-08-28 Martin Sebor <msebor@redhat.com>
6000 PR tree-optimization/91457
6001 * builtins.c (component_size): New function.
6002 (compute_objsize): Add argument. Handle ARRAY_REF and COMPONENT_REF.
6003 * builtins.h (compute_objsize): Add argument.
6004 * tree-ssa-strlen.c (handle_store): Handle no-warning bit.
6005 * tree-vrp.c (vrp_prop::check_array_ref): Return warning result.
6006 (vrp_prop::check_mem_ref): Same.
6007 (vrp_prop::search_for_addr_array): Set no-warning bit.
6008 (check_array_bounds): Same.
6010 2019-08-28 Martin Sebor <msebor@redhat.com>
6013 * opts-common.c (option_enabled): Correct checking for language
6016 2019-08-28 Uroš Bizjak <ubizjak@gmail.com>
6018 * config/i386/i386.c (ix86_register_move_cost): Do not
6019 limit the cost of moves to/from XMM register to minimum 8.
6021 2019-08-28 Martin Jambor <mjambor@suse.cz>
6024 * ipa-cp.c (merge_agg_lats_step): Removed redundant test, made a
6025 checking assert a normal assert to test it really is redundant.
6026 * ipa-prop.c (compute_complex_assign_jump_func): Removed
6028 (update_jump_functions_after_inlining): Removed combining unary
6029 arithmetic operations with an ancestor jump function.
6030 (ipcp_modif_dom_walker::before_dom_children): Fix wrong use of rhs
6033 2019-08-28 Richard Biener <rguenther@suse.de>
6035 * config/i386/i386-features.c (convert_scalars_to_vector): Do not
6038 2019-08-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
6039 Richard Biener <rguenther@suse.de>
6041 * expr.c (expand_assignment): Handle misaligned DECLs.
6042 (expand_expr_real_1): Handle FUNCTION_DECL as unaligned.
6043 * function.c (assign_parm_adjust_stack_rtl): Check movmisalign optab
6045 (assign_parm_setup_stack): Allocate properly aligned stack slots.
6046 * varasm.c (build_constant_desc): Align constants of misaligned types.
6047 * config/arm/predicates.md (aligned_operand): New predicate.
6048 * config/arm/arm.md (movdi, movsi, movhi, movhf, movsf, movdf): Use
6049 aligned_operand to check restrictions on memory addresses.
6050 * config/arm/neon.md (movti, mov<VSTRUCT>, mov<VH>): Likewise.
6051 * config/arm/vec-common.md (mov<VALL>): Likewise.
6053 2019-08-28 Jakub Jelinek <jakub@redhat.com>
6056 * config/i386/sse.md (vec_shl_<mode>, vec_shr_<mode>): Use
6057 V_128 iterator instead of VI_128.
6059 2019-08-28 Martin Liska <mliska@suse.cz>
6061 PR tree-optimization/90970
6062 * builtins.c (check_access): Remove assignment to maxread
6063 as it hasn't been used since when it was introduced in r255755.
6065 2019-08-27 Martin Sebor <msebor@redhat.com>
6067 PR tree-optimization/91567
6068 * gimple-ssa-sprintf.c (get_string_length): Handle more forms of lengths
6070 * vr-values.c (vr_values::extract_range_basic): Set strlen upper bound
6073 2019-08-27 Jeff Law <law@redhat.com>
6075 * tree-ssa-strlen.c (printf_strlen_execute): Initialize
6076 the loop optimizer and SCEV before sizing ssa_ver_to_stridx.
6078 2019-08-27 Uroš Bizjak <ubizjak@gmail.com>
6081 * config/i386/i386-features.c (convert_scalars_to_vector):
6082 Update crtl->stack_realign_needed, crtl->stack_realign_tried and
6083 crtl->stack_realign_processed. Update crtl->drap_reg by calling
6084 targetm.calls.get_drap_rtx. If drap_rtx is non-null then
6085 Update crtl->args.internal_arg_pointer and call fixup_tail_calls.
6087 2019-08-27 Richard Biener <rguenther@suse.de>
6089 * config/i386/i386-features.h
6090 (general_scalar_chain::~general_scalar_chain): Add.
6091 (general_scalar_chain::insns_conv): New bitmap.
6092 (general_scalar_chain::n_sse_to_integer): New.
6093 (general_scalar_chain::n_integer_to_sse): Likewise.
6094 (general_scalar_chain::make_vector_copies): Adjust signature.
6095 * config/i386/i386-features.c
6096 (general_scalar_chain::general_scalar_chain): Outline,
6097 initialize new members.
6098 (general_scalar_chain::~general_scalar_chain): New.
6099 (general_scalar_chain::mark_dual_mode_def): Record insns
6100 we need to insert conversions at and count them.
6101 (general_scalar_chain::compute_convert_gain): Account
6102 for conversion instructions at chain boundary.
6103 (general_scalar_chain::make_vector_copies): Generate a single
6104 copy for a def by a specific insn.
6105 (general_scalar_chain::convert_registers): First populate
6106 defs_map, then make copies at out-of chain insns.
6108 2019-08-27 Richard Earnshaw <rearnsha@arm.com>
6110 * config/arm/arm.md (stack_protect_set_insn): Add security-related
6112 * config/aarch64/aarch64.md (stack_protect_set_<mode>): Likewise.
6114 2019-08-27 Martin Liska <mliska@suse.cz>
6116 * cgraph.c (cgraph_node::remove): Remove dead assignment before
6118 * config/i386/i386-features.c (scalar_chain::emit_conversion_insns):
6119 Enclose in anonymous namespace.
6120 * config/i386/x86-tune-costs.h (struct processor_costs): Wrap
6121 hard_register initialization in braces.
6122 * tree-vrp.h (value_range_base::supports_type_p): Return false
6123 for function with boolean return type.
6125 2019-08-26 Uroš Bizjak <ubizjak@gmail.com>
6127 * config/i386/i386.c (emit_i387_cw_initialization)
6128 <case I387_CW_ROUNDEVEN>: Fix masking operand value.
6130 2019-08-26 Martin Sebor <msebor@redhat.com>
6133 * gimple-ssa-sprintf.c (pass_data_sprintf_length): Remove object.
6134 (sprintf_dom_walker): Remove class.
6135 (get_int_range): Make argument const.
6136 (directive::fmtfunc, directive::set_precision): Same.
6137 (format_none): Same.
6138 (build_intmax_type_nodes): Same.
6139 (adjust_range_for_overflow): Same.
6140 (format_floating): Same.
6141 (format_character): Same.
6142 (format_string): Same.
6143 (format_plain): Same.
6144 (get_int_range): Cast away constness.
6145 (format_integer): Same.
6146 (get_string_length): Call get_range_strlen_dynamic. Handle
6147 null lendata.maxbound.
6148 (should_warn_p): Adjust argument scope qualifier.
6150 (format_directive): Same.
6151 (parse_directive): Same.
6152 (is_call_safe): Same.
6153 (try_substitute_return_value): Same.
6154 (sprintf_dom_walker::handle_printf_call): Rename...
6155 (handle_printf_call): ...to this. Initialize target to host charmap
6156 here instead of in pass_sprintf_length::execute.
6157 (struct call_info): Make global.
6158 (sprintf_dom_walker::compute_format_length): Make global.
6159 (sprintf_dom_walker::handle_gimple_call): Same.
6160 * passes.def (pass_sprintf_length): Replace with pass_strlen.
6161 * print-rtl.c (print_pattern): Reduce the number of spaces to
6162 avoid -Wformat-truncation.
6163 * tree-pass.h (make_pass_warn_printf): New function.
6164 * tree-ssa-strlen.c (strlen_optimize): New variable.
6165 (get_string_length): Add comments.
6166 (get_range_strlen_dynamic): New function.
6167 (check_and_optimize_call): New function.
6168 (handle_integral_assign): New function.
6169 (strlen_check_and_optimize_stmt): Factor code out into
6170 strlen_check_and_optimize_call and handle_integral_assign.
6171 (strlen_dom_walker::evrp): New member.
6172 (strlen_dom_walker::before_dom_children): Use evrp member.
6173 (strlen_dom_walker::after_dom_children): Use evrp member.
6174 (printf_strlen_execute): New function.
6175 (pass_strlen::gate): Update to handle printf calls.
6176 (dump_strlen_info): New function.
6177 (pass_data_warn_printf): New variable.
6178 (pass_warn_printf): New class.
6179 * tree-ssa-strlen.h (get_range_strlen_dynamic): Declare.
6180 (handle_printf_call): Same.
6181 * tree-vrp.c (value_range_base::type): Adjust assertion.
6182 * vr-values.c (vr_values::update_value_range): Use type of the first
6183 argument rather than the second.
6185 2019-08-26 Richard Biener <rguenther@suse.de>
6187 * config/i386/i386-features.c (general_remove_non_convertible_regs):
6189 (convert_scalars_to_vector): Do not call it.
6191 2019-08-26 Tejas Joshi <tejasjoshi9673@gmail.com>
6192 Uros Bizjak <ubizjak@gmail.com>
6194 * builtins.c (mathfn_built_in_2): Change CASE_MATHFN to
6195 CASE_MATHFN_FLOATN for roundeven.
6196 * config/i386/i386.c (ix86_i387_mode_needed): Add case
6198 (ix86_mode_needed): Likewise.
6199 (ix86_mode_after): Likewise.
6200 (ix86_mode_entry): Likewise.
6201 (ix86_mode_exit): Likewise.
6202 (ix86_emit_mode_set): Likewise.
6203 (emit_i387_cw_initialization): Add case I387_CW_ROUNDEVEN.
6204 * config/i386/i386.h (ix86_stack_slot): Add SLOT_CW_ROUNDEVEN.
6205 (ix86_entity): Add I387_ROUNDEVEN.
6206 (NUM_MODES_FOR_MODE_SWITCHING): Add I387_CW_ANY.
6207 * config/i386/i386.md: Define UNSPEC_FRNDINT_ROUNDEVEN.
6208 (define_int_iterator): Likewise.
6209 (define_int_attr): Likewise for rounding_insn, rounding and ROUNDING.
6210 (define_constant): Define ROUND_ROUNDEVEN mode.
6211 (define_attr): Add roundeven mode for i387_cw.
6212 (<rouding_insn><mode>2): Add condition for ROUND_ROUNDEVEN.
6213 * internal-fn.def (ROUNDEVEN): New builtin function.
6214 * optabs.def (roundeven_optab): New optab.
6216 2019-08-26 Tejas Joshi <tejasjoshi9673@gmail.com>
6218 * builtins.c (mathfn_built_in_2): Added CASE_MATHFN_FLOATN
6220 * builtins.def: Added function definitions for roundeven function
6222 * fold-const-call.c (fold_const_call_ss): Added case for roundeven
6223 function call. Adjust condition for floor, ceil, trunc and round.
6224 * fold-const.c (negate_mathfn_p): Added case for roundeven function.
6225 (tree_call_nonnegative_warnv_p): Added case for roundeven function.
6226 (integer_valued_real_call_p): Added case for roundeven function.
6227 * real.c (is_even): New function. Returns true if real number is even,
6228 otherwise returns false.
6229 (is_halfway_below): New function. Returns true if real number is
6230 halfway between two integers, else return false.
6231 (real_roundeven): New function. Round real number to nearest integer,
6232 rounding halfway cases towards even.
6233 * real.h (real_value): Added descriptive comments. Added function
6234 declaration for roundeven function.
6235 * doc/extend.texi (Other Builtins): List roundeven variants among
6236 functions which can be handled as builtins.
6238 2019-08-26 Richard Biener <rguenther@suse.de>
6242 * config/i386/i386-features.h (general_scalar_chain::defs_map):
6244 (general_scalar_chain::replace_with_subreg): Remove.
6245 (general_scalar_chain::replace_with_subreg_in_insn): Likewise.
6246 (general_scalar_chain::convert_reg): Adjust signature.
6247 * config/i386/i386-features.c (scalar_chain::add_insn): Do not
6248 iterate over all defs of a reg.
6249 (general_scalar_chain::replace_with_subreg): Remove.
6250 (general_scalar_chain::replace_with_subreg_in_insn): Likewise.
6251 (general_scalar_chain::make_vector_copies): Populate defs_map,
6252 place copy only after defs that are used as vectors in the chain.
6253 (general_scalar_chain::convert_reg): Emit a copy for a specific
6254 def in a specific instruction.
6255 (general_scalar_chain::convert_op): All reg uses are converted here.
6256 (general_scalar_chain::convert_insn): Emit copies for scalar
6257 uses of defs here. Replace uses with the copies we created.
6258 Replace and convert the def. Adjust REG_DEAD notes, remove
6259 REG_EQUIV/EQUAL notes.
6260 (general_scalar_chain::convert_registers): Only handle copies
6261 into the chain here.
6263 2019-08-26 Robin Dapp <rdapp@linux.ibm.com>
6265 * match.pd: Add (T)(A) + CST -> (T)(A + CST).
6267 2019-08-26 Robin Dapp <rdapp@linux.ibm.com>
6269 * gimple-loop-versioning.cc (loop_versioning::record_address_fragment):
6270 Add nop_convert case.
6271 * tree-ssa-propagate.c (substitute_and_fold_dom_walker::before_dom_children):
6272 Fold all statements if requested.
6273 * tree-ssa-propagate.h (class substitute_and_fold_engine):
6274 Allow to fold all statements.
6275 * tree-vrp.c (class vrp_folder):
6276 Let substitute_and_fold_engine fold all statements.
6278 2019-08-26 Richard Biener <rguenther@suse.de>
6280 PR tree-optimization/91526
6281 * passes.def: Note that after late FRE we do TODO_update_address_taken.
6282 * tree-ssa-sccvn.c (pass_fre::execute): In late mode schedule
6283 TODO_update_address_taken.
6285 2019-08-26 Gerald Pfeifer <gerald@pfeifer.com>
6287 * config/i386/gmm_malloc.h: Only use <errno.h> and errno if
6290 2019-08-23 Mihailo Stojanovic <mistojanovic@wavecomp.com>
6292 * config/mips/mips.md (mips_get_fcsr, *mips_get_fcsr): Use SI
6293 machine mode for unspec_volatile operand.
6295 2019-08-23 Wilco Dijkstra <wdijkstr@arm.com>
6297 * gcc/doc/invoke.texi (mneon-for-64bits): Deprecate option.
6298 * gcc/config/arm/arm.opt (mneon-for-64bits): Deprecate option.
6299 * gcc/config/arm/arm.h (TARGET_PREFER_NEON_64BITS): Remove.
6300 (prefer_neon_for_64bits): Remove.
6301 * gcc/config/arm/arm.c (prefer_neon_for_64bits): Remove.
6302 (tune_params): Remove PREF_NEON_64_FALSE uses.
6303 (arm_option_override): Remove prefer_neon selection code.
6304 (arm_print_tune_info): Remove prefer_neon_for_64bits.
6305 * gcc/config/arm/arm-protos.h (tune_params): Remove
6306 prefer_neon_for_64bits.
6307 (prefer_neon_for_64bits): Remove.
6309 2019-08-23 Iain Sandoe <iain@sandoe.co.uk>
6312 * ggc-page.c (ggc_pch_read): Read the ggc_pch_ondisk structure
6313 and issue any diagnostics needed before collecting the pre-PCH
6316 2019-08-23 Jakub Jelinek <jakub@redhat.com>
6319 * common.opt (fexcess-precision=): Add Optimization flag. Use
6320 flag_excess_precision variable instead of
6321 flag_excess_precision_cmdline.
6322 * flags.h (class target_flag_state): Remove x_flag_excess_precision
6324 (flag_excess_precision): Don't define.
6325 * langhooks.c (lhd_post_options): Set flag_excess_precision instead of
6326 flag_excess_precision_cmdline. Remove comment.
6327 * opts.c (set_fast_math_flags): Use frontend_set_flag_excess_precision
6328 and x_flag_excess_precision instead of
6329 frontend_set_flag_excess_precision_cmdline and
6330 x_flag_excess_precision_cmdline.
6331 (fast_math_flags_set_p): Use x_flag_excess_precision instead of
6332 x_flag_excess_precision_cmdline.
6333 * toplev.c (init_excess_precision): Remove.
6334 (lang_dependent_init_target): Don't call it.
6336 2019-08-23 Martin Liska <mliska@suse.cz>
6338 * lto-wrapper.c (run_gcc): When setting jobserver
6339 set also parallel to 1. This was done so before r273908.
6341 2019-08-23 Dennis Zhang <dennis.zhang@arm.com>
6343 * config/arm/arm-cpus.in (cortex-m35p): New entry.
6344 (cortex-a76ae): Likewise.
6345 (cortex-a77): Likewise
6346 * config/arm/arm-tables.opt: Regenerate.
6347 * config/arm/arm-tune.md: Likewise.
6348 * doc/invoke.texi (ARM Options): Document cortex-m35p, cortx-a76ae,
6349 cortex-a77 CPU options.
6351 2019-08-23 Martin Liska <mliska@suse.cz>
6353 * profile.c (instrument_values): Do not set
6355 * tree-profile.c (gimple_gen_interval_profiler): Remove
6357 (gimple_gen_pow2_profiler): Likewise.
6358 (gimple_gen_topn_values_profiler): Likewise.
6359 (gimple_gen_ic_profiler): Likewise.
6360 (gimple_gen_time_profiler): Likewise.
6361 (gimple_gen_average_profiler): Likewise.
6362 (gimple_gen_ior_profiler): Likewise.
6363 * value-prof.c (dump_histogram_value): Use default
6364 in switch statement instead of HIST_TYPE_MAX.
6365 (stream_in_histogram_value): Likewise.
6366 (gimple_duplicate_stmt_histograms): Do not
6367 use NULL for implicitly set arguments.
6368 (gimple_divmod_values_to_profile): Do not use
6370 (gimple_indirect_call_to_profile): Likewise.
6371 (gimple_find_values_to_profile): Use implicit
6372 function call arguments.
6373 * value-prof.h (gimple_alloc_histogram_value):
6375 (gimple_gen_interval_profiler): Remove last argument.
6376 (gimple_gen_pow2_profiler): Likewise.
6377 (gimple_gen_topn_values_profiler): Likewise.
6378 (gimple_gen_ic_profiler): Likewise.
6379 (gimple_gen_time_profiler): Likewise.
6380 (gimple_gen_average_profiler): Likewise.
6381 (gimple_gen_ior_profiler): Likewise.
6383 2019-08-22 Martin Sebor <msebor@redhat.com>
6386 * builtins.c (c_strlen): Rename argument and introduce new local.
6387 Set no-warning bit on original argument.
6388 * expr.c (string_constant): Pass argument type to fold_ctor_reference.
6389 Fold empty and zero constructors into empty strings.
6390 * gimple-fold.c (fold_nonarray_ctor_reference): Return a STRING_CST
6391 for missing initializers.
6392 * tree.c (build_string_literal): Handle optional argument.
6393 * tree.h (build_string_literal): Add defaulted argument.
6394 * gimple-ssa-warn-restrict.c (maybe_diag_access_bounds): Check
6395 no-warning bit on original expression.
6397 2019-08-22 Segher Boessenkool <segher@kernel.crashing.org>
6400 * config/rs6000/rs6000.md (unspec): Delete UNSPEC_DARN, UNSPEC_DARN_32,
6401 and UNSPEC_DARN_RAW.
6402 (unspecv): New enumerator values UNSPECV_DARN, UNSPECV_DARN_32, and
6404 (darn_32): Use an unspec_volatile, and UNSPECV_DARN_32.
6405 (darn_raw): Use an unspec_volatile, and UNSPECV_DARN_RAW.
6406 (darn): Use an unspec_volatile, and UNSPECV_DARN.
6408 2019-08-22 Segher Boessenkool <segher@kernel.crashing.org>
6410 * config/rs6000/altivec.md (unspec): Delete UNSPEC_DARN, UNSPEC_DARN_32,
6411 UNSPEC_DARN_RAW, UNSPEC_CMPRB, UNSPEC_CMPRB2, UNSPEC_CMPEQB; move to...
6412 * config/rs6000/rs6000.md (unspec): ... here.
6413 * config/rs6000/altivec.md (darn_32, darn_raw, darn, cmprb,
6414 *cmprb_internal, setb_signed, setb_unsigned, cmprb2, *cmprb2_internal,
6415 cmpeqb, *cmpeqb_internal): Delete, move to...
6416 * config/rs6000/rs6000.md (darn_32, darn_raw, darn, cmprb,
6417 *cmprb_internal, setb_signed, setb_unsigned, cmprb2, *cmprb2_internal,
6418 cmpeqb, *cmpeqb_internal): ... here.
6420 2019-08-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6422 * config/arm/arm_acle.h: Use arch=armv8-a+crc+simd pragma for CRC32
6423 intrinsics if __ARM_FP.
6424 Use __ARM_FEATURE_CRC32 ifdef guard.
6426 2019-08-22 Wilco Dijkstra <wdijkstr@arm.com>
6428 * config/arm/arm.md (neon_for_64bits): Remove.
6429 (avoid_neon_for_64bits): Remove.
6430 (arm_adddi3): Always split early.
6431 (arm_subdi3): Always split early.
6432 (negdi2): Remove Neon expansion.
6433 (split zero_extend): Split before reload.
6434 (split sign_extend): Split before reload.
6436 2019-08-22 Wilco Dijkstra <wdijkstr@arm.com>
6438 * config/arm/iterators.md (qhs_extenddi_cstr): Update.
6439 (qhs_extenddi_cstr): Likewise.
6440 * config/arm/arm.md (ashldi3): Always expand early.
6441 (ashlsi3): Likewise.
6442 (ashrsi3): Likewise.
6443 (zero_extend<mode>di2): Remove Neon variants.
6444 (extend<mode>di2): Likewise.
6445 * config/arm/neon.md (ashldi3_neon_noclobber): Remove.
6446 (signed_shift_di3_neon): Likewise.
6447 (unsigned_shift_di3_neon): Likewise.
6448 (ashrdi3_neon_imm_noclobber): Likewise.
6449 (lshrdi3_neon_imm_noclobber): Likewise.
6450 (<shift>di3_neon): Likewise.
6451 (split extend): Remove DI extend split patterns.
6453 2019-08-22 Wilco Dijkstra <wdijkstr@arm.com>
6455 * config/arm/arm.md (split and/eor/ior): Remove Neon check.
6456 (split not): Add DImode not splitter.
6457 (anddi3): Remove pattern.
6458 (anddi3_insn): Likewise.
6459 (anddi_zesidi_di): Likewise.
6460 (anddi_sesdi_di): Likewise.
6461 (anddi_notdi_di): Likewise.
6462 (anddi_notzesidi_di): Likewise.
6463 (anddi_notsesidi_di): Likewise.
6465 (iordi3_insn): Likewise.
6466 (iordi_zesidi_di): Likewise.
6467 (iordi_sesidi_di): Likewise.
6469 (xordi3_insn): Likewise.
6470 (xordi_sesidi_di): Likewise.
6471 (xordi_zesidi_di): Likewise.
6472 (one_cmpldi2): Likewise.
6473 (one_cmpldi2_insn): Likewise.
6474 * config/arm/constraints.md: Remove De, Df, Dg constraints.
6475 * config/arm/iwmmxt.md (iwmmxt_iordi3): Remove general register
6477 (iwmmxt_xordi3): Likewise.
6478 (iwmmxt_anddi3): Likewise.
6479 * config/arm/neon.md (orndi3_neon): Remove pattern.
6480 (anddi_notdi_di): Likewise.
6481 * config/arm/predicates.md (arm_anddi_operand_neon): Remove.
6482 (arm_iordi_operand_neon): Likewise.
6483 (arm_xordi_operand_neon): Likewise.
6484 * config/arm/thumb2.md(iordi_notdi_di): Remove pattern.
6485 (iordi_notzesidi_di): Likewise.
6486 (iordi_notdi_zesidi): Likewise.
6487 (iordi_notsesidi_di): Likewise.
6489 2019-08-22 Richard Earnshaw <rearnsha@arm.com>
6491 * config/arm/arm.md (iorsi3_compare0): Add alternative for 16-bit thumb
6493 (iorsi3_compare0_scratch): Likewise.
6495 2019-08-22 Sylvia Taylor <sylvia.taylor@arm.com>
6497 * config/aarch64/aarch64-simd-builtins.def:
6500 * config/aarch64/aarch64-simd.md:
6501 (aarch64_ld1x4<VALLDIF:mode>): New pattern.
6502 (aarch64_st1x4<VALLDIF:mode>): Likewise.
6503 (aarch64_ld1_x4_<mode>): Likewise.
6504 (aarch64_st1_x4_<mode>): Likewise.
6505 * config/aarch64/arm_neon.h:
6506 (vld1_s8_x4): New function.
6507 (vld1q_s8_x4): Likewise.
6508 (vld1_s16_x4): Likewise.
6509 (vld1q_s16_x4): Likewise.
6510 (vld1_s32_x4): Likewise.
6511 (vld1q_s32_x4): Likewise.
6512 (vld1_u8_x4): Likewise.
6513 (vld1q_u8_x4): Likewise.
6514 (vld1_u16_x4): Likewise.
6515 (vld1q_u16_x4): Likewise.
6516 (vld1_u32_x4): Likewise.
6517 (vld1q_u32_x4): Likewise.
6518 (vld1_f16_x4): Likewise.
6519 (vld1q_f16_x4): Likewise.
6520 (vld1_f32_x4): Likewise.
6521 (vld1q_f32_x4): Likewise.
6522 (vld1_p8_x4): Likewise.
6523 (vld1q_p8_x4): Likewise.
6524 (vld1_p16_x4): Likewise.
6525 (vld1q_p16_x4): Likewise.
6526 (vld1_s64_x4): Likewise.
6527 (vld1_u64_x4): Likewise.
6528 (vld1_p64_x4): Likewise.
6529 (vld1q_s64_x4): Likewise.
6530 (vld1q_u64_x4): Likewise.
6531 (vld1q_p64_x4): Likewise.
6532 (vld1_f64_x4): Likewise.
6533 (vld1q_f64_x4): Likewise.
6534 (vst1_s8_x4): Likewise.
6535 (vst1q_s8_x4): Likewise.
6536 (vst1_s16_x4): Likewise.
6537 (vst1q_s16_x4): Likewise.
6538 (vst1_s32_x4): Likewise.
6539 (vst1q_s32_x4): Likewise.
6540 (vst1_u8_x4): Likewise.
6541 (vst1q_u8_x4): Likewise.
6542 (vst1_u16_x4): Likewise.
6543 (vst1q_u16_x4): Likewise.
6544 (vst1_u32_x4): Likewise.
6545 (vst1q_u32_x4): Likewise.
6546 (vst1_f16_x4): Likewise.
6547 (vst1q_f16_x4): Likewise.
6548 (vst1_f32_x4): Likewise.
6549 (vst1q_f32_x4): Likewise.
6550 (vst1_p8_x4): Likewise.
6551 (vst1q_p8_x4): Likewise.
6552 (vst1_p16_x4): Likewise.
6553 (vst1q_p16_x4): Likewise.
6554 (vst1_s64_x4): Likewise.
6555 (vst1_u64_x4): Likewise.
6556 (vst1_p64_x4): Likewise.
6557 (vst1q_s64_x4): Likewise.
6558 (vst1q_u64_x4): Likewise.
6559 (vst1q_p64_x4): Likewise.
6560 (vst1_f64_x4): Likewise.
6561 (vst1q_f64_x4): Likewise.
6563 2019-08-22 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6565 * config/aarch64/aarch64-sve.md (vcond_mask): Add "@".
6567 2019-08-22 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6568 Richard Sandiford <richard.sandiford@arm.com>
6571 * config/aarch64/aarch64.c (aarch64_evpc_sel): New function.
6572 (aarch64_expand_vec_perm_const_1): Call aarch64_evpc_sel.
6574 2019-08-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6577 * config/aarch64/aarch64.c (aarch64_gen_compare_reg_maybe_ze): Force y
6578 in reg if it fails aarch64_plus_operand predicate.
6580 2019-08-21 Richard Biener <rguenther@suse.de>
6582 PR tree-optimization/91482
6583 * tree-ssa-ccp.c (ccp_folder::fold_stmt): Remove useless
6584 BUILT_IN_ASSUME_ALIGNED calls.
6586 2019-08-21 Richard Biener <rguenther@suse.de>
6590 * config/i386/i386-features.c
6591 (general_scalar_chain::make_vector_copies): Copy stack temporary
6592 rtx when using it multiple times.
6593 (general_scalar_chain::convert_reg): Likewise.
6595 2019-08-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
6597 * function.c (assign_parm_find_stack_rtl): Use known_eq instead of ==.
6599 2019-08-20 Matthew Beliveau <mbelivea@redhat.com>
6601 * tree-ssa-dse.c (dse_optimize_redundant_stores): Improved check to
6602 catch more redundant zero initialization cases.
6603 (dse_dom_walker::dse_optimize_stmt): Likewise.
6605 2019-08-20 Richard Biener <rguenther@suse.de>
6608 * ipa.c (cgraph_build_static_cdtor_1): Use names not recognizable
6609 by collect2 when targetm.have_ctors_dtors which avoids dragging
6610 in temporary filenames from LTO input objects.
6612 2019-08-20 Richard Biener <rguenther@suse.de>
6614 PR tree-optimization/37242
6615 * tree-ssa-sccvn.c (visit_nary_op): Also CSE (T)(a + b)
6616 to (T)a + (T)b if we know that a + b does not overflow.
6618 2019-08-20 Eric Botcazou <ebotcazou@adacore.com>
6620 PR rtl-optimization/91347
6621 * dse.c (scan_insn): Call add_wild_read for non-const/memset tail calls
6622 before reload if HARD_FRAME_POINTER_IS_ARG_POINTER.
6624 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
6626 * calls.h (function_arg_info): Add a pass_by_reference field,
6627 defaulting to false.
6628 * calls.c (apply_pass_by_reference_rules): Set pass_by_reference
6629 when applying pass-by-reference semantics.
6630 (initialize_argument_information): Likewise.
6631 (emit_library_call_value_1): Likewise.
6632 * function.c (assign_parm_data_one): Remove passed_pointer field.
6633 (assign_parm_find_data_types): Don't set it.
6634 (assign_parm_find_stack_rtl, assign_parm_adjust_stack_rtl)
6635 (assign_parm_setup_reg, assign_parms, gimplify_parameters): Use
6636 arg.pass_by_reference instead of passed_pointer.
6638 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
6640 * calls.c (emit_library_call_value_1): Merge arg and orig_arg
6641 into a single function_arg_info, updating its fields when we
6642 apply pass-by-reference and promotion semantics. Use the
6643 function_arg_info to track the mode rather than keeping it in
6644 a separate local variable.
6645 (initialize_argument_information): Likewise. Base the final
6646 arg_to_skip on this new function_arg_info rather than creating
6647 a new one from scratch.
6649 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
6651 * function.c (assign_parm_data_one): Replace passed_type,
6652 promoted_mode and named_arg with a function_arg_info field.
6653 (assign_parm_find_data_types): Remove local variables and
6654 assign directly to "data". Make data->passed_mode shadow
6655 data->arg.mode until promotion, then assign the promoted
6656 mode to data->arg.mode.
6657 (assign_parms_setup_varargs, assign_parm_find_entry_rtl)
6658 (assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl)
6659 (assign_parm_remove_parallels, assign_parm_setup_block_p)
6660 (assign_parm_setup_block, assign_parm_setup_reg)
6661 (assign_parm_setup_stack, assign_parms, gimplify_parameters): Use
6662 arg.mode instead of promoted_mode, arg.type instead of passed_type
6663 and arg.named instead of named_arg. Use data->arg for
6664 function_arg_info structures that had the field values passed_type,
6665 promoted_mode and named_arg. Base other function_arg_infos on
6666 data->arg, changing the necessary properties.
6668 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
6670 * calls.h (apply_pass_by_reference_rules): Declare.
6671 * calls.c (apply_pass_by_reference_rules): New function.
6672 * config/c6x/c6x.c (c6x_call_saved_register_used): Use it.
6673 * config/rs6000/rs6000-call.c (rs6000_parm_needs_stack): Likewise.
6674 * config/s390/s390.c (s390_call_saved_register_used): Likewise.
6675 * function.c (assign_parm_find_data_types): Likewise.
6676 * var-tracking.c (prepare_call_arguments): Likewise.
6678 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
6680 * target.def (must_pass_in_stack): Take a function_arg_info instead
6681 of a mode and a type.
6682 * doc/tm.texi: Regenerate.
6683 * calls.h (must_pass_in_stack_var_size): Take a function_arg_info
6684 instead of a mode and a type.
6685 (must_pass_in_stack_var_size_or_pad): Likewise.
6686 * calls.c (must_pass_in_stack_var_size): Likewise.
6687 (must_pass_in_stack_var_size_or_pad): Likewise.
6688 (initialize_argument_information): Update call to
6689 targetm.calls.must_pass_in_stack.
6690 (must_pass_va_arg_on_stack): Likewise.
6691 * function.c (assign_parm_find_entry_rtl): Likewise.
6692 * targhooks.c (hook_pass_by_reference_must_pass_in_stack): Likewise.
6693 * config/alpha/alpha.c (alpha_function_arg): Likewise.
6694 (alpha_function_arg_advance): Likewise.
6695 * config/cr16/cr16.c (cr16_function_arg): Likewise.
6696 (cr16_function_arg_advance): Likewise.
6697 * config/cris/cris.c (cris_pass_by_reference): Likewise.
6698 (cris_arg_partial_bytes): Likewise.
6699 * config/iq2000/iq2000.c (iq2000_pass_by_reference): Likewise.
6700 * config/lm32/lm32.c (lm32_function_arg): Likewise.
6701 * config/mcore/mcore.c (mcore_num_arg_regs): Likewise.
6702 (mcore_function_arg, mcore_arg_partial_bytes): Likewise.
6703 * config/mips/mips.c (mips_pass_by_reference): Likewise.
6704 * config/mmix/mmix.c (mmix_function_arg_advance): Likewise.
6705 (mmix_function_arg_1, mmix_pass_by_reference): Likewise.
6706 * config/sh/sh.c (sh_pass_by_reference): Likewise.
6707 * config/stormy16/stormy16.c (xstormy16_function_arg): Likewise.
6708 * config/xtensa/xtensa.c (xtensa_function_arg_advance): Likewise.
6709 * config/arm/arm.c (arm_must_pass_in_stack): Take a function_arg_info
6710 instead of a mode and a type.
6711 * config/fr30/fr30.c (fr30_must_pass_in_stack): Likewise.
6712 (fr30_num_arg_regs): Likewise.
6713 (fr30_setup_incoming_varargs): Update calls accordingly.
6714 (fr30_arg_partial_bytes, fr30_function_arg): Likewise.
6715 (fr30_function_arg_advance): Likewise.
6716 * config/frv/frv.c (frv_must_pass_in_stack): Take a function_arg_info
6717 instead of a mode and a type.
6718 * config/gcn/gcn.c (num_arg_regs): Likewise.
6719 (gcn_function_arg, gcn_function_arg_advance): Update calls to
6720 num_arg_regs and targetm.calls.must_pass_in_stack.
6721 (gcn_arg_partial_bytes): Likewise.
6722 * config/i386/i386.c (ix86_must_pass_in_stack): Take a
6723 function_arg_info instead of a mode and a type.
6724 (classify_argument): Update call accordingly.
6725 * config/nds32/nds32.c (nds32_must_pass_in_stack): Take a
6726 function_arg_info instead of a mode and a type.
6727 * config/rs6000/rs6000-internal.h (rs6000_must_pass_in_stack):
6729 * config/rs6000/rs6000-call.c (rs6000_must_pass_in_stack): Likewise.
6730 (rs6000_parm_needs_stack): Update call accordingly.
6731 (setup_incoming_varargs): Likewise.
6733 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
6735 * target.def (callee_copies): Take a function_arg_info instead
6736 of a mode, type and named flag.
6737 * doc/tm.texi: Regenerate.
6738 * targhooks.h (hook_callee_copies_named): Take a function_arg_info
6739 instead of a mode, type and named flag.
6740 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Delete.
6741 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise.
6742 (hook_bool_CUMULATIVE_ARGS_arg_info_true): New function.
6743 * targhooks.c (hook_callee_copies_named): Take a function_arg_info
6744 instead of a mode, type and named flag.
6745 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Delete.
6746 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise.
6747 (hook_bool_CUMULATIVE_ARGS_arg_info_true): New function.
6748 * calls.h (reference_callee_copied): Take a function_arg_info
6749 instead of a mode, type and named flag.
6750 * calls.c (reference_callee_copied): Likewise.
6751 (initialize_argument_information): Update call accordingly.
6752 (emit_library_call_value_1): Likewise.
6753 * function.c (gimplify_parameters): Likewise.
6754 * config/aarch64/aarch64.c (TARGET_CALLEE_COPIES): Define to
6755 hook_bool_CUMULATIVE_ARGS_arg_info_false instead of
6756 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false.
6757 * config/c6x/c6x.c (c6x_callee_copies): Delete.
6758 (TARGET_CALLEE_COPIES): Define to
6759 hook_bool_CUMULATIVE_ARGS_arg_info_true instead.
6760 * config/epiphany/epiphany.c (TARGET_CALLEE_COPIES): Define to
6761 hook_bool_CUMULATIVE_ARGS_arg_info_true instead of
6762 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true.
6763 * config/mips/mips.c (mips_callee_copies): Take a function_arg_info
6764 instead of a mode, type and named flag.
6765 * config/mmix/mmix.c (TARGET_CALLEE_COPIES): Define to
6766 hook_bool_CUMULATIVE_ARGS_arg_info_true instead of
6767 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true.
6768 * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): Likewise.
6769 * config/msp430/msp430.c (msp430_callee_copies): Delete.
6770 (TARGET_CALLEE_COPIES): Define to
6771 hook_bool_CUMULATIVE_ARGS_arg_info_true instead.
6772 * config/pa/pa.c (pa_callee_copies): Take a function_arg_info
6773 instead of a mode, type and named flag.
6774 * config/sh/sh.c (sh_callee_copies): Likewise.
6775 * config/v850/v850.c (TARGET_CALLEE_COPIES): Define to
6776 hook_bool_CUMULATIVE_ARGS_arg_info_true instead of
6777 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true.
6779 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
6781 * target.def (function_arg_advance): Take a function_arg_info instead
6782 of a mode, type and named flag.
6783 * doc/tm.texi: Regenerate.
6784 * targhooks.h (default_function_arg_advance): Take a function_arg_info
6785 instead of a mode, type and named flag.
6786 * targhooks.c (default_function_arg_advance): Likewise.
6787 * calls.c (initialize_argument_information): Update call to
6788 targetm.calls.function_arg_advance.
6789 (emit_library_call_value_1): Likewise.
6790 * dse.c (get_call_args): Likewise.
6791 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
6792 * function.c (assign_parms, gimplify_parameters): Likewise.
6793 * var-tracking.c (prepare_call_arguments): Likewise.
6794 * config/aarch64/aarch64.c (aarch64_function_arg_advance): Take a
6795 function_arg_info instead of a mode, type and named flag.
6796 (aarch64_setup_incoming_varargs): Update call accordingly.
6797 * config/alpha/alpha.c (alpha_function_arg_advance): Take a
6798 function_arg_info instead of a mode, type and named flag.
6799 (alpha_setup_incoming_varargs): Update call accordingly.
6800 * config/arc/arc.c (arc_function_arg_advance): Take a
6801 function_arg_info instead of a mode, type and named flag.
6802 (arc_setup_incoming_varargs): Update call accordingly.
6803 * config/arm/arm.c (arm_function_arg_advance): Take a
6804 function_arg_info instead of a mode, type and named flag.
6805 (cmse_func_args_or_return_in_stack): Update call accordingly.
6806 (arm_function_ok_for_sibcall): Likewise.
6807 (cmse_nonsecure_call_clear_caller_saved): Likewise.
6808 * config/avr/avr.c (avr_function_arg_advance): Take a
6809 function_arg_info instead of a mode, type and named flag.
6810 * config/bfin/bfin.c (bfin_function_arg_advance): Likewise.
6811 * config/c6x/c6x.c (c6x_function_arg_advance): Likewise.
6812 (c6x_call_saved_register_used): Update call accordingly.
6813 * config/cr16/cr16.c (cr16_function_arg_advance): Take a
6814 function_arg_info instead of a mode, type and named flag.
6815 * config/cris/cris.c (cris_function_arg_advance): Likewise.
6816 * config/csky/csky.c (csky_function_arg_advance): Likewise.
6817 (csky_setup_incoming_varargs): Update call accordingly.
6818 * config/epiphany/epiphany.c (epiphany_function_arg_advance): Take a
6819 function_arg_info instead of a mode, type and named flag.
6820 * config/fr30/fr30.c (fr30_function_arg_advance): Likewise.
6821 * config/frv/frv.c (frv_function_arg_advance): Likewise.
6822 * config/ft32/ft32.c (ft32_function_arg_advance): Likewise.
6823 * config/gcn/gcn.c (gcn_function_arg_advance): Likewise.
6824 * config/h8300/h8300.c (h8300_function_arg_advance): Likewise.
6825 * config/i386/i386.c (ix86_function_arg_advance): Likewise.
6826 (ix86_setup_incoming_varargs): Update call accordingly.
6827 * config/ia64/ia64.c (ia64_function_arg_advance): Take a
6828 function_arg_info instead of a mode, type and named flag.
6829 (ia64_setup_incoming_varargs): Update call accordingly.
6830 * config/iq2000/iq2000.c (iq2000_function_arg_advance): Take a
6831 function_arg_info instead of a mode, type and named flag.
6832 (iq2000_expand_prologue): Update call accordingly.
6833 * config/lm32/lm32.c (lm32_function_arg_advance): Take a
6834 function_arg_info instead of a mode, type and named flag.
6835 * config/m32c/m32c.c (m32c_function_arg_advance): Likewise.
6836 * config/m32r/m32r.c (m32r_function_arg_advance): Likewise.
6837 * config/m68k/m68k.c (m68k_function_arg_advance): Likewise.
6838 * config/mcore/mcore.c (mcore_function_arg_advance): Likewise.
6839 * config/microblaze/microblaze.c (microblaze_function_arg_advance):
6841 (microblaze_expand_prologue): Update call accordingly.
6842 * config/mips/mips.c (mips_function_arg_advance): Take a
6843 function_arg_info instead of a mode, type and named flag.
6844 (mips_setup_incoming_varargs): Update call accordingly.
6845 (mips_output_args_xfer): Likewise.
6846 * config/mmix/mmix.c (mmix_function_arg_advance): Take a
6847 function_arg_info instead of a mode, type and named flag.
6848 * config/mn10300/mn10300.c (mn10300_function_arg_advance): Likewise.
6849 * config/moxie/moxie.c (moxie_function_arg_advance): Likewise.
6850 * config/msp430/msp430.c (msp430_function_arg_advance): Likewise.
6851 * config/nds32/nds32.c (nds32_function_arg_advance): Likewise.
6852 * config/nios2/nios2.c (nios2_function_arg_advance): Likewise.
6853 (nios2_setup_incoming_varargs): Update call accordingly.
6854 * config/nvptx/nvptx.c (nvptx_function_arg_advance): Take a
6855 function_arg_info instead of a mode, type and named flag.
6856 * config/or1k/or1k.c (or1k_function_arg_advance): Likewise.
6857 * config/pa/pa.c (pa_function_arg_advance): Likewise.
6858 * config/pdp11/pdp11.c (pdp11_function_arg_advance): Likewise.
6859 * config/pru/pru.c (pru_function_arg_advance): Likewise.
6860 * config/riscv/riscv.c (riscv_function_arg_advance): Likewise.
6861 (riscv_setup_incoming_varargs): Update call accordingly.
6862 * config/rl78/rl78.c (rl78_function_arg_advance): Take a
6863 function_arg_info instead of a mode, type and named flag.
6864 * config/rs6000/rs6000-internal.h (rs6000_function_arg_advance):
6866 * config/rs6000/rs6000-call.c (rs6000_function_arg_advance): Likewise.
6867 (rs6000_parm_needs_stack): Update call accordingly.
6868 * config/rx/rx.c (rx_function_arg_advance): Take a function_arg_info
6869 instead of a mode, type and named flag.
6870 * config/s390/s390.c (s390_function_arg_advance): Likewise.
6871 (s390_call_saved_register_used): Update call accordingly.
6872 * config/sh/sh.c (sh_function_arg_advance): Take a function_arg_info
6873 instead of a mode, type and named flag.
6874 (sh_output_mi_thunk): Update call accordingly.
6875 * config/sparc/sparc.c (sparc_function_arg_advance): Take a
6876 function_arg_info instead of a mode, type and named flag.
6877 * config/spu/spu.c (spu_function_arg_advance): Likewise.
6878 (spu_setup_incoming_varargs): Update call accordingly.
6879 * config/stormy16/stormy16.c (xstormy16_function_arg_advance): Take a
6880 function_arg_info instead of a mode, type and named flag.
6881 * config/tilegx/tilegx.c (tilegx_function_arg_advance): Likewise.
6882 (tilegx_setup_incoming_varargs): Update call accordingly.
6883 * config/tilepro/tilepro.c (tilepro_function_arg_advance): Take a
6884 function_arg_info instead of a mode, type and named flag.
6885 (tilegx_setup_incoming_varargs): Update call accordingly.
6886 * config/v850/v850.c (v850_function_arg_advance): Take a
6887 function_arg_info instead of a mode, type and named flag.
6888 * config/vax/vax.c (vax_function_arg_advance): Likewise.
6889 * config/visium/visium.c (visium_function_arg_advance): Likewise.
6890 (visium_setup_incoming_varargs): Update call accordingly.
6891 * config/xtensa/xtensa.c (xtensa_function_arg_advance): Take a
6892 function_arg_info instead of a mode, type and named flag.
6894 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
6896 * target.def (function_arg, function_incoming_arg): Take a
6897 function_arg_info instead of a mode, tree and named flag.
6898 * doc/tm.texi: Regenerate.
6899 * targhooks.h (default_function_arg): Take a function_arg_info
6900 instead of a mode, tree and named flag.
6901 (default_function_incoming_arg): Likewise.
6902 * targhooks.c (default_function_arg): Likewise.
6903 (default_function_incoming_arg): Likewise.
6904 * calls.h (function_arg_info::end_marker_p): New function.
6905 (function_arg_info::end_marker): Likewise.
6906 * calls.c (prepare_call_address, initialize_argument_information)
6907 (expand_call, emit_library_call_value_1): Update calls to
6908 targetm.calls.function_arg and targetm.calls.function_incoming_arg.
6909 * dse.c: Include calls.h.
6910 (get_call_args): Update call to targetm.calls.function_arg.
6911 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
6912 * var-tracking.c (prepare_call_arguments): Likewise.
6913 * function.c (assign_parm_find_entry_rtl): Update call to
6914 targetm.calls.function_incoming_arg.
6915 * config/aarch64/aarch64.c (aarch64_function_arg): Take a
6916 function_arg_info instead of a mode, tree and named flag.
6917 * config/alpha/alpha.c (alpha_function_arg): Likewise.
6918 * config/arc/arc.c (arc_function_arg): Likewise.
6919 * config/arm/arm.c (arm_function_arg): Likewise.
6920 (cmse_func_args_or_return_in_stack): Update call accordingly.
6921 (arm_function_ok_for_sibcall): Likewise.
6922 (cmse_nonsecure_call_clear_caller_saved): Likewise.
6923 * config/avr/avr.c (avr_function_arg): Take a function_arg_info
6924 instead of a mode, tree and named flag.
6925 * config/bfin/bfin.c (bfin_function_arg): Likewise.
6926 * config/c6x/c6x.c (c6x_function_arg): Likewise.
6927 (c6x_call_saved_register_used): Update call accordingly.
6928 * config/cr16/cr16.c (cr16_function_arg): Take a function_arg_info
6929 instead of a mode, tree and named flag.
6930 * config/cris/cris.c (cris_function_arg, cris_function_incoming_arg)
6931 (cris_function_arg_1): Likewise.
6932 * config/csky/csky.c (csky_function_arg): Likewise.
6933 * config/epiphany/epiphany.c (epiphany_function_arg): Likewise.
6934 * config/fr30/fr30.c (fr30_function_arg): Likewise.
6935 * config/frv/frv.c (frv_function_arg, frv_function_incoming_arg)
6936 (frv_function_arg_1): Likewise.
6937 * config/ft32/ft32.c (ft32_function_arg): Likewise.
6938 * config/gcn/gcn.c (gcn_function_arg): Likewise.
6939 * config/h8300/h8300.c (h8300_function_arg): Likewise.
6940 * config/i386/i386.c (ix86_function_arg): Likewise.
6941 * config/ia64/ia64.c (ia64_function_arg, ia64_function_incoming_arg)
6942 (ia64_function_arg_1): Likewise.
6943 * config/iq2000/iq2000.c (iq2000_function_arg): Likewise.
6944 (iq2000_expand_prologue, iq2000_pass_by_reference): Update call
6946 * config/lm32/lm32.c (lm32_function_arg): Take a function_arg_info
6947 instead of a mode, tree and named flag.
6948 * config/m32c/m32c.c (m32c_function_arg): Likewise.
6949 * config/m32r/m32r.c (m32r_function_arg): Likewise.
6950 * config/m68k/m68k.c (m68k_function_arg): Likewise.
6951 * config/mcore/mcore.c (mcore_function_arg): Likewise.
6952 * config/microblaze/microblaze.c (microblaze_function_arg): Likewise.
6953 (microblaze_expand_prologue): Update call accordingly.
6954 * config/mips/mips.c (mips_function_arg): Take a function_arg_info
6955 instead of a mode, tree and named flag.
6956 * config/mmix/mmix.c (mmix_function_incoming_arg, mmix_function_arg)
6957 (mmix_function_arg_1): Likewise.
6958 * config/mn10300/mn10300.c (mn10300_function_arg): Likewise.
6959 * config/moxie/moxie.c (moxie_function_arg): Likewise.
6960 * config/msp430/msp430.c (msp430_function_arg): Likewise.
6961 * config/nds32/nds32.c (nds32_function_arg): Likewise.
6962 * config/nios2/nios2.c (nios2_function_arg): Likewise.
6963 * config/nvptx/nvptx.c (nvptx_function_arg): Likewise.
6964 (nvptx_function_incoming_arg): Likewise.
6965 * config/or1k/or1k.c (or1k_function_arg): Likewise.
6966 * config/pa/pa.c (pa_function_arg): Likewise.
6967 * config/pdp11/pdp11.c (pdp11_function_arg): Likewise.
6968 * config/pru/pru.c (pru_function_arg): Likewise.
6969 * config/riscv/riscv.c (riscv_function_arg): Likewise.
6970 * config/rl78/rl78.c (rl78_function_arg): Likewise.
6971 * config/rs6000/rs6000-internal.h (rs6000_function_arg): Likewise.
6972 * config/rs6000/rs6000-call.c (rs6000_function_arg): Likewise.
6973 (rs6000_parm_needs_stack): Update call accordingly.
6974 * config/rx/rx.c (rx_function_arg): Take a function_arg_info
6975 instead of a mode, tree and named flag.
6976 * config/s390/s390.c (s390_function_arg): Likewise.
6977 (s390_call_saved_register_used): Update call accordingly.
6978 * config/sh/sh.c (sh_function_arg): Take a function_arg_info
6979 instead of a mode, tree and named flag.
6980 (sh_output_mi_thunk): Update call accordingly.
6981 * config/sparc/sparc.c (sparc_function_arg_1, sparc_function_arg)
6982 (sparc_function_incoming_arg): Take a function_arg_info instead of
6983 a mode, tree and named flag.
6984 * config/spu/spu.c (spu_function_arg): Likewise.
6985 * config/stormy16/stormy16.c (xstormy16_function_arg): Likewise.
6986 * config/tilegx/tilegx.c (tilegx_function_arg): Likewise.
6987 * config/tilepro/tilepro.c (tilepro_function_arg): Likewise.
6988 * config/v850/v850.c (v850_function_arg): Likewise.
6989 * config/vax/vax.c (vax_function_arg): Likewise.
6990 * config/visium/visium.c (visium_function_arg): Likewise.
6991 * config/xtensa/xtensa.c (xtensa_function_arg_1, xtensa_function_arg)
6992 (xtensa_function_incoming_arg): Likewise.
6994 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
6996 * target.def (setup_incoming_varargs): Take a function_arg_info
6997 instead of a mode and tree.
6998 * doc/tm.texi: Regenerate.
6999 * targhooks.h (default_setup_incoming_varargs): Take a
7000 function_arg_info instead of a mode and tree.
7001 * targhooks.c (default_setup_incoming_varargs): Likewise.
7002 * config/aarch64/aarch64.c (aarch64_setup_incoming_varargs): Likewise.
7003 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
7004 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
7005 * config/arm/arm.c (arm_setup_incoming_varargs): Likewise.
7006 * config/bfin/bfin.c (setup_incoming_varargs): Likewise.
7007 * config/cris/cris.c (cris_setup_incoming_varargs): Likewise.
7008 * config/csky/csky.c (csky_setup_incoming_varargs): Likewise.
7009 * config/epiphany/epiphany.c (epiphany_setup_incoming_varargs):
7011 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Likewise.
7012 * config/frv/frv.c (frv_setup_incoming_varargs): Likewise.
7013 * config/ft32/ft32.c (ft32_setup_incoming_varargs): Likewise.
7014 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
7015 * config/ia64/ia64.c (ia64_setup_incoming_varargs): Likewise.
7016 * config/iq2000/iq2000.c (iq2000_setup_incoming_varargs): Likewise.
7017 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
7018 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
7019 * config/mcore/mcore.c (mcore_setup_incoming_varargs): Likewise.
7020 * config/mips/mips.c (mips_setup_incoming_varargs): Likewise.
7021 * config/mmix/mmix.c (mmix_setup_incoming_varargs): Likewise.
7022 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Likewise.
7023 * config/nds32/nds32.c (nds32_setup_incoming_varargs): Likewise.
7024 * config/nios2/nios2.c (nios2_setup_incoming_varargs): Likewise.
7025 * config/riscv/riscv.c (riscv_setup_incoming_varargs): Likewise.
7026 * config/rs6000/rs6000-internal.h (setup_incoming_varargs): Likewise.
7027 * config/rs6000/rs6000-call.c (setup_incoming_varargs): Likewise.
7028 * config/sh/sh.c (sh_setup_incoming_varargs): Likewise.
7029 * config/spu/spu.c (spu_setup_incoming_varargs): Likewise.
7030 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs): Likewise.
7031 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs): Likewise.
7032 * config/visium/visium.c (visium_setup_incoming_varargs): Likewise.
7033 * function.c (assign_parms_setup_varargs): Update call to
7034 targetm.calls.setup_incoming_varargs.
7036 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
7038 * target.def (pass_by_reference): Take a function_arg_info instead
7039 of a mode, type and named flag.
7040 * doc/tm.texi: Regenerate.
7041 * targhooks.h (hook_pass_by_reference_must_pass_in_stack): Update
7043 (hook_bool_CUMULATIVE_ARGS_arg_info_false): Declare.
7044 * targhooks.c (hook_pass_by_reference_must_pass_in_stack): Take a
7045 function_arg_info instead of a mode, type and named flag.
7046 (hook_bool_CUMULATIVE_ARGS_arg_info_false): New function.
7047 * calls.h (pass_by_reference): Take a function_arg_info instead of a
7048 mode, type and named flag.
7049 * calls.c (pass_by_reference): Likewise.
7050 (pass_va_arg_by_reference): Update call accordingly.
7051 (initialize_argument_information): Likewise.
7052 (emit_library_call_value_1): Likewise.
7053 * function.c (assign_parm_find_data_types): Likewise.
7054 * var-tracking.c (prepare_call_arguments): Likewise.
7055 * stor-layout.c: Include calls.h.
7056 (compute_record_mode): Update call to targetm.calls.pass_by_reference.
7057 * config/aarch64/aarch64.c (aarch64_pass_by_reference): Take a
7058 function_arg_info instead of a mode, type and named flag.
7059 * config/alpha/alpha.c (alpha_pass_by_reference): Likewise.
7060 * config/arc/arc.c (arc_pass_by_reference): Likewise.
7061 * config/arm/arm.c (arm_pass_by_reference): Likewise.
7062 * config/bfin/bfin.c (bfin_pass_by_reference): Likewise.
7063 * config/c6x/c6x.c (c6x_pass_by_reference): Likewise.
7064 (c6x_call_saved_register_used): Update call to pass_by_reference.
7065 * config/cris/cris.c (cris_pass_by_reference): Take a
7066 function_arg_info instead of a mode, type and named flag.
7067 * config/epiphany/epiphany.c (epiphany_pass_by_reference): Take a
7068 function_arg_info instead of a mode, type and named flag.
7069 (epiphany_arg_partial_bytes): Update call accordingly.
7070 * config/ft32/ft32.c (ft32_pass_by_reference): Take a
7071 function_arg_info instead of a mode, type and named flag.
7072 (ft32_arg_partial_bytes): Update call accordingly.
7073 * config/i386/i386.c (ix86_pass_by_reference): Take a
7074 function_arg_info instead of a mode, type and named flag.
7075 * config/iq2000/iq2000.c (iq2000_pass_by_reference): Likewise.
7076 * config/m32c/m32c.c (m32c_pass_by_reference): Likewise.
7077 * config/m32r/m32r.c (m32r_pass_by_reference): Likewise.
7078 (m32r_return_in_memory): Update call accordingly.
7079 * config/mips/mips.c (mips_pass_by_reference): Take a
7080 function_arg_info instead of a mode, type and named flag.
7081 * config/mmix/mmix.c (mmix_pass_by_reference): Likewise.
7082 * config/mn10300/mn10300.c (mn10300_pass_by_reference): Likewise.
7083 * config/moxie/moxie.c (moxie_pass_by_reference): Likewise.
7084 (moxie_arg_partial_bytes): Update call accordingly.
7085 * config/msp430/msp430.c (msp430_pass_by_reference): Take a
7086 function_arg_info instead of a mode, type and named flag.
7087 * config/nvptx/nvptx.c (nvptx_pass_by_reference): Likewise.
7088 * config/or1k/or1k.c (or1k_pass_by_reference): Likewise.
7089 * config/pa/pa.c (pa_pass_by_reference): Likewise.
7090 * config/riscv/riscv.c (riscv_pass_by_reference): Likewise.
7091 (riscv_return_in_memory): Update call accordingly.
7092 * config/rs6000/rs6000-internal.h (rs6000_pass_by_reference): Take a
7093 function_arg_info instead of a mode, type and named flag.
7094 * config/rs6000/rs6000-call.c (rs6000_pass_by_reference): Likewise.
7095 (rs6000_parm_needs_stack): Update call to pass_by_reference.
7096 * config/s390/s390.c (s390_pass_by_reference): Take a
7097 function_arg_info instead of a mode, type and named flag.
7098 (s390_call_saved_register_used): Update call accordingly.
7099 * config/sh/sh.c (sh_pass_by_reference): Take a function_arg_info
7100 instead of a mode, type and named flag.
7101 * config/sparc/sparc.c (sparc_pass_by_reference): Likewise.
7102 * config/spu/spu.c (spu_pass_by_reference): Likewise.
7103 * config/tilegx/tilegx.c (tilegx_pass_by_reference): Likewise.
7104 * config/tilepro/tilepro.c (tilepro_pass_by_reference): Likewise.
7105 * config/v850/v850.c (v850_pass_by_reference): Likewise.
7106 * config/visium/visium.c (visium_pass_by_reference): Likewise.
7108 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
7110 * target.def (arg_partial_bytes): Take a function_arg_info instead
7111 of a mode, type and named flag.
7112 * doc/tm.texi: Regenerate.
7113 * target.h (function_arg_info): Declare.
7114 * calls.h (function_arg_info): New class.
7115 * targhooks.h (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Delete.
7116 (hook_int_CUMULATIVE_ARGS_arg_info_0): Declare.
7117 * targhooks.c (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Delete.
7118 (hook_int_CUMULATIVE_ARGS_arg_info_0): New function.
7119 * calls.c (initialize_argument_information): Update call to
7120 targetm.calls.partial_bytes.
7121 (emit_library_call_value_1): Likewise.
7122 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
7123 * function.c (assign_parm_find_entry_rtl): Likewise.
7124 * config/alpha/alpha.c (alpha_arg_partial_bytes): Take a
7125 function_arg_info instead of a mode, type and named flag.
7126 * config/arc/arc.c (arc_arg_partial_bytes): Likewise.
7127 * config/arm/arm.c (arm_arg_partial_bytes): Likewise.
7128 (cmse_func_args_or_return_in_stack): Update accordingly.
7129 * config/bfin/bfin.c (bfin_arg_partial_bytes): Take a
7130 function_arg_info instead of a mode, type and named flag.
7131 * config/cris/cris.c (cris_arg_partial_bytes): Likewise.
7132 * config/csky/csky.c (csky_arg_partial_bytes): Likewise.
7133 * config/epiphany/epiphany.c (epiphany_arg_partial_bytes): Likewise.
7134 * config/fr30/fr30.c: Include calls.h.
7135 (fr30_arg_partial_bytes): Take a function_arg_info instead of a mode,
7136 type and named flag.
7137 * config/frv/frv.c: Include calls.h.
7138 (frv_arg_partial_bytes): Take a function_arg_info instead of a mode,
7139 type and named flag.
7140 * config/ft32/ft32.c (ft32_arg_partial_bytes): Likewise.
7141 * config/gcn/gcn.c (gcn_arg_partial_bytes): Likewise.
7142 * config/ia64/ia64.c (ia64_arg_partial_bytes): Likewise.
7143 * config/iq2000/iq2000.c (iq2000_arg_partial_bytes): Likewise.
7144 * config/m32r/m32r.c (m32r_arg_partial_bytes): Likewise.
7145 * config/mcore/mcore.c (mcore_arg_partial_bytes): Likewise.
7146 * config/microblaze/microblaze.c (function_arg_partial_bytes):
7148 * config/mips/mips.c (mips_arg_partial_bytes): Likewise.
7149 * config/mn10300/mn10300.c (mn10300_arg_partial_bytes): Likewise.
7150 * config/moxie/moxie.c (moxie_arg_partial_bytes): Likewise.
7151 * config/msp430/msp430.c (msp430_arg_partial_bytes): Likewise.
7152 * config/nds32/nds32.c (nds32_arg_partial_bytes): Likewise.
7153 * config/nios2/nios2.c (nios2_arg_partial_bytes): Likewise.
7154 * config/pa/pa.c (pa_arg_partial_bytes): Likewise.
7155 * config/pru/pru.c (pru_arg_partial_bytes): Likewise.
7156 * config/riscv/riscv.c (riscv_arg_partial_bytes): Likewise.
7157 * config/rs6000/rs6000-internal.h (rs6000_arg_partial_bytes): Likewise.
7158 * config/rs6000/rs6000-call.c (rs6000_arg_partial_bytes): Likewise.
7159 (rs6000_parm_needs_stack): Update call accordingly.
7160 * config/sh/sh.c (sh_arg_partial_bytes): Take a
7161 function_arg_info instead of a mode, type and named flag.
7162 * config/sparc/sparc.c (sparc_arg_partial_bytes): Likewise.
7163 * config/v850/v850.c (v850_arg_partial_bytes): Likewise.
7165 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
7167 * calls.h (must_pass_va_arg_in_stack): Declare.
7168 * calls.c (must_pass_va_arg_in_stack): New function.
7169 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use it.
7170 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7171 * config/stormy16/stormy16.c (xstormy16_gimplify_va_arg_expr):
7173 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7175 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
7177 * calls.h (pass_va_arg_by_reference): Declare.
7178 * calls.c (pass_va_arg_by_reference): New function.
7179 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Use it.
7180 * config/alpha/alpha.c (alpha_gimplify_va_arg): Likewise.
7181 * config/gcn/gcn.c (gcn_gimplify_va_arg_expr): Likewise.
7182 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7183 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
7184 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Likewise.
7185 (mips_gimplify_va_arg_expr): Likewise.
7186 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Likewise.
7187 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7188 * config/rs6000/rs6000-call.c (rs6000_gimplify_va_arg): Likewise.
7189 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
7190 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
7191 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
7192 * config/tilegx/tilegx.c (tilegx_gimplify_va_arg_expr): Likewise.
7193 * config/tilepro/tilepro.c (tilepro_gimplify_va_arg_expr): Likewise.
7194 * config/visium/visium.c (visium_gimplify_va_arg): Likewise.
7195 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7196 * targhooks.c (std_gimplify_va_arg_expr): Likewise.
7198 2019-08-20 Richard Biener <rguenther@suse.de>
7201 * config/i386/i386-features.c (general_scalar_chain::convert_op):
7202 Use (vec_merge (vec_duplicate..)) style vector from scalar move.
7203 (convert_scalars_to_vector): Add timode_p parameter and use it
7204 to guard TImode-only operation.
7205 (pass_stv::gate): Adjust so STV runs twice for TARGET_64BIT.
7206 (pass_stv::execute): Pass down timode_p.
7208 2019-08-20 Lili Cui <lili.cui@intel.com>
7210 * common/config/i386/i386-common.c
7211 (processor_names): Add tigerlake and cooperlake.
7212 (processor_alias_table): Add tigerlake and cooperlake.
7213 * config.gcc: Add -march=tigerlake and cooperlake.
7214 * config/i386/driver-i386.c
7215 (host_detect_local_cpu): Detect tigerlake and cooperlake.
7216 Add "has_avx" to classify processor.
7217 * config/i386/i386-builtins.c (processor_model) :
7218 Add M_INTEL_COREI7_TIGERLAKE and M_INTEL_COREI7_COOPERLAKE.
7219 (arch_names_table): Add tigerlake and cooperlake.
7220 (get_builtin_code_for_version) : Handle PROCESSOR_TIGERLAKE
7221 and PROCESSOR_COOPERLAKE.
7222 * config/i386/i386-c.c
7223 (ix86_target_macros_internal): Handle tigerlake and cooperlake.
7224 * config/i386/i386-options.c
7225 (m_TIGERLAKE) : Define.
7226 (m_COOPERLAKE) : Ditto.
7227 (m_CORE_AVX512): Ditto.
7228 (processor_cost_table): Add cascadelake.
7229 (ix86_option_override_internal): Hadle PTA_MOVDIRI, PTA_MOVDIR64B.
7230 * config/i386/i386.h
7231 (ix86_size_cost) : Define TARGET_TIGERLAKE and TARGET_COOPERLAKE.
7232 (processor_type) : Add PROCESSOR_TIGERLAKE and PROCESSOR_COOPERLAKE.
7233 (PTA_MOVDIRI): Ditto.
7234 (PTA_MOVDIR64B): Ditto.
7235 (PTA_COOPERLAKE) : Ditto.
7236 (PTA_TIGERLAKE) : Ditto.
7237 (processor_type) : Add PROCESSOR_TIGERLAKE and PROCESSOR_COOPERLAKE.
7238 * doc/extend.texi: Add tigerlake and cooperlake.
7239 * doc/invoke.texi: Add tigerlake and cooperlake.
7241 2019-08-20 Gerald Pfeifer <gerald@pfeifer.com>
7243 * doc/install.texi (Specific, alpha): Remove note to use
7244 binutils 2.11.2 or later.
7246 2019-08-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
7249 * function.c (assign_parm_find_stack_rtl): Use larger alignment
7252 2019-08-19 Joel Hutton <Joel.Hutton@arm.com>
7254 * config/aarch64/aarch64-protos.h (aarch64_fpconst_pow2_recip): New prototype
7255 * config/aarch64/aarch64.c (aarch64_fpconst_pow2_recip): New function
7256 * config/aarch64/aarch64.md (*aarch64_<su_optab>cvtf<fcvt_target><GPF:mode>2_mult): New pattern
7257 (*aarch64_<su_optab>cvtf<fcvt_iesize><GPF:mode>2_mult): New pattern
7258 * config/aarch64/constraints.md (Dt): New constraint
7259 * config/aarch64/predicates.md (aarch64_fpconst_pow2_recip): New predicate
7261 2019-08-19 Richard Biener <rguenther@suse.de>
7263 PR tree-optimization/91403
7264 * tree-scalar-evolution.c (follow_ssa_edge_binary): Inline
7265 cases we can handle with tail-recursion...
7266 (follow_ssa_edge_expr): ... here. Do so.
7268 2019-08-19 Kito Cheng <kito.cheng@sifive.com>
7271 * toplev.c (process_options): Check TARGET_ASAN_SHADOW_OFFSET is
7272 implemented for -fsanitize=kernel-address, and merge check logic
7273 with -fsanitize=address.
7275 2019-08-18 Iain Sandoe <iain@sandoe.co.uk>
7277 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Add asserts
7278 for cpu and machine. Factor 64/32b builtins.
7280 2019-08-18 Gerald Pfeifer <gerald@pfeifer.com>
7282 * doc/install.texi (Specific, bfin): blackfin.uclinux.org is
7283 gone, point to sourceforge.net.
7285 2019-08-17 Gerald Pfeifer <gerald@pfeifer.com>
7287 * doc/ux.texi (User Experience Guidelines): Update reference.
7289 2019-08-17 Gerald Pfeifer <gerald@pfeifer.com>
7291 * doc/include/gpl_v3.texi (Copying): Adjust the link to "Why
7294 2019-08-16 Eric Botcazou <ebotcazou@adacore.com>
7296 * tree-sra.c (build_reconstructed_reference): Return NULL_TREE instead
7297 of NULL. Add guard for broken VIEW_CONVERT_EXPRs.
7299 2019-08-16 Martin Sebor <msebor@redhat.com>
7301 * tree.def (TYPE_SIZE): Clarify.
7302 * tree.h (TYPE_SIZE, TYPE_SIZE_UNIT, DECL_SIZE): Add comments.
7304 2019-08-16 Bernd Edlinger <bernd.edlinger@hotmail.de>
7306 PR tree-optimization/91109
7307 * lra-int.h (lra_need_for_scratch_reg_p): Declare.
7308 * lra.c (lra): Use lra_need_for_scratch_reg_p.
7309 * lra-spills.c (lra_need_for_scratch_reg_p): New function.
7311 2019-08-16 Uroš Bizjak <ubizjak@gmail.com>
7313 * config/i386/mmx.md (mmxdoublemode): New mode attribute.
7314 (mmx_uavg<mode>3): Macroize expaner from mmx_uavgv8qi3 and
7315 mmx_uavgv4hi3 using MMXMODE12 mode iterator.
7316 (uavg<mode>3_ceil): New expander.
7317 * config/i386/sse.md (uavg<mode>3_ceil): Use ssedoublemode
7318 mode iterator when creating CONST1_RTX.
7319 (<sse2_avx2>_uavg<mode>3<mask_name>): Ditto.
7320 (*<sse2_avx2>_uavg<mode>3<mask_name>): Use ssedoublemode
7321 mode iterator for const1_operand predicate.
7323 2019-08-16 Richard Biener <rguenther@suse.de>
7325 * tree-scalar-evolution.c (follow_ssa_edge_expr): Declare.
7326 (follow_ssa_edge_binary): Call follow_ssa_edge_expr instead of
7328 (follow_ssa_edge_in_condition_phi_branch): Likewise.
7329 (analyze_evolution_in_loop): Likewise.
7330 (follow_ssa_edge, follow_ssa_edge_in_rhs): Inline into ...
7331 (follow_ssa_edge_expr): ... here. Refactor code.
7333 2019-08-16 Richard Biener <rguenther@suse.de>
7336 * config/i386/i386-features.c
7337 (general_scalar_chain::replace_with_subreg): Stop at memory operands.
7339 2019-08-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7342 * gensupport.c (has_subst_attribute): Error out on set_attr_alternative
7343 only if subst_name matches curr_attr string.
7345 2019-08-16 Richard Biener <rguenther@suse.de>
7347 * tree-ssa-forwprop.c (simplify_builtin_call): Do not remove
7348 stmt at gsi_p, instead replace it with a NOP removed later.
7349 (pass_forwprop::execute): Fully propagate lattice, DCE stmts
7350 that became dead because of that.
7352 2019-08-16 Aldy Hernandez <aldyh@redhat.com>
7354 * gimple-ssa-evrp-analyze.c (record_ranges_from_phis): Skip PHIs
7355 for which we can't represent a range.
7356 * ipa-cp.c (ipcp_vr_lattice::set_to_bottom): Pass type to
7358 * tree-ssa-threadedge.c (record_temporary_equivalences_from_phis):
7359 Set VR_UNDEFINED if type is not supported.
7360 * tree-ssanames.c (get_range_info): Pass type to set_varying.
7361 * tree-vrp.c (value_range_base::check): Assert that a varying has
7363 (value_range_base::equal_p): Early bail for undefines.
7364 (value_range_base::set_varying): Accept a type.
7365 (value_range::set_varying): Same.
7366 (value_range_base::type): VARYING can have a type, while UNDEFINE
7368 (value_range_base::dump): Print type for VARYING nodes.
7369 (value_range_base::set): Add type to VARYING.
7370 (extract_range_from_multiplicative_op): Pass type to set_varying.
7371 (extract_range_from_binary_expr): Same.
7372 (value_range_base::intersect_helper): Same.
7373 (value_range_base::union_helper): Same.
7374 (value_range_base::normalize_symbolics): Same.
7375 (determine_value_range_1): Same.
7376 * tree-vrp.h (class value_range_base): Add type to set_varying.
7377 Add prototype for dump(void).
7378 Add prototype for supports_type_p.
7379 (class value_range): Add type to set_varying.
7380 Add prototype for dump(void).
7381 * vr-values.c (set_value_range_to_truthvalue): Pass type to
7383 (vr_values::get_lattice_entry): Set varying even if propagation
7385 Pass type to set_varying.
7386 (vr_values::get_value_range): Remove vr_const_varying.
7387 Reallocate the lattice if needed.
7388 (vr_values::update_value_range): Pass type to set_varying.
7389 (vr_values::extract_range_for_var_from_comparison_expr): Same.
7390 (vr_values::extract_range_from_binary_expr): Same.
7391 (vr_values::extract_range_from_unary_expr): Same.
7392 (vr_values::extract_range_from_cond_expr): Same.
7393 (vr_values::check_for_binary_op_overflow): Same.
7394 (vr_values::extract_range_basic): Same.
7395 (vr_values::extract_range_from_assignment): Same.
7396 (vr_values::vr_values): Increase size of num_vr_values.
7397 (vr_values::extract_range_from_phi_node): Pass type to
7400 2019-08-15 H.J. Lu <hongjiu.lu@intel.com>
7403 * config/i386/i386.c (inline_memory_move_cost): Use hard_register
7404 for costs of hard register moves.
7405 (ix86_register_move_cost): Likewise.
7406 * config/i386/i386.h (processor_costs): Move costs of hard
7407 register moves to hard_register. Add int_load, int_store,
7408 xmm_move, ymm_move, zmm_move, sse_to_integer, integer_to_sse,
7409 sse_load, sse_store, sse_unaligned_load and sse_unaligned_store
7410 for costs of RTL expressions.
7411 * config/i386/x86-tune-costs.h: Move costs of hard register
7412 moves to hard_register. Duplicate int_load, int_store,
7413 xmm_move, ymm_move, zmm_move, sse_to_integer, integer_to_sse,
7414 sse_load, sse_store for costs of RTL expressions.
7416 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7418 * target.def (setup_incoming_vararg_bounds): Remove.
7419 * doc/tm.texi.in (TARGET_SETUP_INCOMING_VARARG_BOUNDS): Remove.
7420 * doc/tm.texi: Regenerate.
7421 * targhooks.c (default_setup_incoming_vararg_bounds): Delete.
7422 * targhooks.h (default_setup_incoming_vararg_bounds): Likewise.
7423 * config/i386/i386.c (ix86_setup_incoming_vararg_bounds): Likewise.
7424 (TARGET_SETUP_INCOMING_VARARG_BOUNDS): Likewise.
7426 2019-08-15 Jozef Lawrynowicz <jozef.l@mittosystems.com>
7428 MSP430: Fix lines over 80 characters long in
7429 config/msp430/*.{c,h} files
7431 * config/msp430/driver-msp430.c (msp430_select_cpu): Fix format
7432 specifier in string.
7433 (msp430_select_hwmult_lib): Split line more than 80 characters long.
7434 * config/msp430/msp430-devices.c (msp430_extract_mcu_data): Remove
7435 redundant old comment.
7436 * config/msp430/msp430-protos.h (msp430_output_aligned_decl_common):
7437 Split line more than 80 characters long.
7438 * config/msp430/msp430.c (msp430_option_override): Likewise.
7439 (msp430_return_in_memory): Likewise.
7440 (msp430_gimplify_va_arg_expr): Likewise.
7441 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
7442 (msp430_legitimate_constant): Likewise.
7443 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Likewise.
7444 (msp430_attr): Likewise.
7445 (msp430_data_attr): Likewise.
7446 (msp430_start_function): Likewise.
7447 (gen_prefix): Likewise.
7448 (msp430_init_sections): Likewise.
7449 (msp430_select_section): Likewise.
7450 (msp430_function_section): Likewise.
7451 (msp430_unique_section): Likewise.
7452 (msp430_output_aligned_decl_common): Likewise.
7453 (msp430_do_not_relax_short_jumps): Likewise.
7454 (msp430_init_builtins): Likewise.
7455 (msp430_expand_delay_cycles): Likewise.
7456 (msp430_expand_prologue): Likewise.
7457 (msp430_expand_epilogue): Likewise.
7458 (msp430_expand_helper): Likewise.
7459 (msp430_split_movsi): Likewise.
7460 (msp430_print_operand): Likewise.
7461 (msp430_return_addr_rtx): Likewise.
7462 (msp430x_extendhisi): Likewise.
7463 * config/msp430/msp430.h (STARTFILE_SPEC): Likewise.
7464 (ASM_SPEC): Likewise.
7465 Remove very obvious comments.
7466 (LIB_SPEC): Split line more than 80 characters long.
7467 (EH_RETURN_HANDLER_RTX): Likewise.
7468 (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
7470 2019-08-15 Jozef Lawrynowicz <jozef.l@mittosystems.com>
7472 MSP430: Fix whitespace errors and incorrect indentation in
7473 config/msp430/*.{c,h} files
7475 * config/msp430/driver-msp430.c (msp430_select_cpu): Fix indentation.
7476 (msp430_select_hwmult_lib): Likewise.
7477 * config/msp430/msp430-devices.c (parse_devices_csv_1): Likewise.
7478 (msp430_extract_mcu_data): Likewise.
7479 (struct t_msp430_mcu_data): Likewise.
7480 * config/msp430/msp430.c (struct machine_function): Remove whitespace
7481 before left square bracket.
7482 (msp430_option_override): Fix indentation.
7483 (msp430_hard_regno_nregs_with_padding): Likewise.
7484 (msp430_initial_elimination_offset): Likewise.
7485 (msp430_special_register_convention_p): Remove whitespace before left
7486 square bracket and after exclamation mark.
7487 (msp430_evaluate_arg): Likewise.
7488 (msp430_callee_copies): Fix indentation.
7489 (msp430_gimplify_va_arg_expr): Likewise.
7490 (msp430_function_arg_advance): Remove whitespace before left square
7492 (reg_ok_for_addr): Likewise.
7493 (msp430_preserve_reg_p): Likewise.
7494 (msp430_compute_frame_info): Likewise.
7495 (msp430_asm_output_addr_const_extra): Add space between function name
7496 and open parenthesis.
7497 (has_section_name): Fix indentation.
7498 (msp430_attr): Remove trailing whitespace.
7499 (msp430_section_attr): Likewise.
7500 (msp430_data_attr): Likewise.
7501 (struct msp430_attribute_table): Fix comment and whitespace.
7502 (msp430_start_function): Remove whitespace before left square bracket.
7503 Add space between function name and open parenthesis.
7504 (msp430_select_section): Remove trailing whitespace.
7505 (msp430_section_type_flags): Remove trailing whitespace.
7506 (msp430_unique_section): Remove space before closing parenthesis.
7507 (msp430_output_aligned_decl_common): Change 8 spaces to a tab.
7508 (msp430_builtins): Remove whitespace before left square bracket.
7509 (msp430_init_builtins): Fix indentation.
7510 (msp430_expand_prologue): Remove whitespace before left square bracket.
7511 Remove space before closing parenthesis.
7512 (msp430_expand_epilogue): Remove whitespace before left square bracket.
7513 (msp430_split_movsi): Remove space before closing parenthesis.
7514 (helper_function_name_mappings): Fix indentation.
7515 (msp430_use_f5_series_hwmult): Fix whitespace.
7516 (use_32bit_hwmult): Likewise.
7517 (msp430_no_hwmult): Likewise.
7518 (msp430_output_labelref): Remove whitespace before left square bracket.
7519 (msp430_print_operand_raw): Likewise.
7520 (msp430_print_operand_addr): Likewise.
7521 (msp430_print_operand): Add two spaces after '.' in comment.
7522 Fix trailing whitespace.
7523 (msp430x_extendhisi): Fix indentation.
7524 * config/msp430/msp430.h (TARGET_CPU_CPP_BUILTINS): Change 8 spaces to
7526 (PC_REGNUM): Likewise.
7527 (STACK_POINTER_REGNUM): Likewise.
7528 (CC_REGNUM): Likewise.
7530 2019-08-15 Richard Biener <rguenther@suse.de>
7533 * config/i386/i386-features.c (gen_gpr_to_xmm_move_src): New
7535 (general_scalar_chain::make_vector_copies): Use it.
7537 2019-08-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
7539 * function.c (assign_parm_setup_reg): Handle misaligned stack arguments.
7541 2019-08-15 Martin Liska <mliska@suse.cz>
7543 * tree-ssa-dce.c (propagate_necessity): We can't reach now
7544 operators with no arguments.
7545 (eliminate_unnecessary_stmts): Likewise here.
7547 2019-08-15 Uroš Bizjak <ubizjak@gmail.com>
7549 * config/i386/i386-features.c (general_scalar_chain::convert_insn)
7550 <case COMPARE>: Revert 2019-08-14 change.
7551 (convertible_comparison_p): Revert 2019-08-14 change. Return false
7552 for (TARGET_64BIT || mode != DImode).
7554 2019-08-15 Aldy Hernandez <aldyh@redhat.com>
7556 * tree-vrp.c (value_range_base::set): Merge in code from
7557 value_range_base::set_and_canonicalize.
7558 Enforce canonicalization at set time.
7559 Normalize [MIN, MAX] into VARYING and ~[MIN, MAX] into UNDEFINED.
7560 (value_range_base::set_undefined): Inline call to set().
7561 (value_range_base::set_varying): Same.
7562 (value_range_base::singleton_p): Handle VR_ANTI_RANGEs.
7563 (vrp_val_max): New argument handle_pointers.
7564 (vrp_val_min): Same.
7565 (ranges_from_anti_range): Same.
7566 (extract_range_into_wide_ints): Use tree argument instead of sign
7568 (extract_range_from_multiplicative_op): Take in tree type instead
7569 of precision and sign. Adapt function for canonicalized ranges.
7570 (extract_range_from_binary_expr): Pass type to
7571 extract_range_from_multiplicative_op.
7572 Adapt for canonicalized ranges.
7573 (extract_range_from_unary_expr): Same.
7574 (value_range_base::intersect_helper): Adjust for canonicalized
7576 (value_range_base::union_helper): Same.
7577 (value_range_base::normalize_symbolics): New.
7578 * tree-vrp.h (class value_range_base): Remove
7579 set_and_canonicalize.
7580 New prototype for normalize_symbolics.
7581 (class value_range): Remove set_and_canonicalize.
7582 (vrp_val_min): Adjust prototype.
7583 (vrp_val_max): Same.
7585 (vr_values::extract_range_for_var_from_comparison_expr): Call set
7586 instead of set_and_canonicalize.
7588 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7591 * tree-vect-stmts.c (vectorizable_call): Check that the function
7592 is a BUILT_IN_MD function before passing it to
7593 targetm.vectorize.builtin_md_vectorized_function.
7595 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7597 * config/aarch64/aarch64-protos.h (aarch64_sve_mode_p): Declare.
7598 * config/aarch64/aarch64.c (aarch64_sve_mode_p): New function.
7599 (aarch64_select_early_remat_modes): Use it.
7601 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7603 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Return
7604 16 for SVE predicates even if they are fixed-length.
7606 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7608 * config/aarch64/aarch64-sve.md (and<PRED_ALL:mode>3): Make the
7609 operand order match the MOV /Z alias.
7611 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7613 * config/aarch64/aarch64.c (aarch64_output_sve_cnt_immediate): Take
7614 the vector pattern as an aarch64_svpattern argument. Update the
7615 overloaded caller accordingly.
7616 (aarch64_output_sve_scalar_inc_dec): Update call accordingly.
7617 (aarch64_output_sve_vector_inc_dec): Likewise.
7619 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7621 * config/aarch64/aarch64.c (aarch64_add_offset): In the fallback
7622 multiplication case, try to compute VG * (lowest set bit) directly
7623 rather than always basing the multiplication on VG. Use
7624 expand_mult for the multiplication if we can.
7626 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7628 * config/aarch64/aarch64-protos.h
7629 (aarch64_sve_scalar_inc_dec_immediate_p): Declare.
7630 (aarch64_sve_inc_dec_immediate_p): Rename to...
7631 (aarch64_sve_vector_inc_dec_immediate_p): ...this.
7632 (aarch64_output_sve_addvl_addpl): Take a single rtx argument.
7633 (aarch64_output_sve_scalar_inc_dec): Declare.
7634 (aarch64_output_sve_inc_dec_immediate): Rename to...
7635 (aarch64_output_sve_vector_inc_dec): ...this.
7636 * config/aarch64/aarch64.c (aarch64_sve_scalar_inc_dec_immediate_p)
7637 (aarch64_output_sve_scalar_inc_dec): New functions.
7638 (aarch64_output_sve_addvl_addpl): Remove the base and offset
7639 arguments. Only handle true ADDVL and ADDPL instructions;
7640 don't emit an INC or DEC.
7641 (aarch64_sve_inc_dec_immediate_p): Rename to...
7642 (aarch64_sve_vector_inc_dec_immediate_p): ...this.
7643 (aarch64_output_sve_inc_dec_immediate): Rename to...
7644 (aarch64_output_sve_vector_inc_dec): ...this. Update call to
7645 aarch64_sve_vector_inc_dec_immediate_p.
7646 * config/aarch64/predicates.md (aarch64_sve_scalar_inc_dec_immediate)
7647 (aarch64_sve_plus_immediate): New predicates.
7648 (aarch64_pluslong_operand): Accept aarch64_sve_plus_immediate
7649 rather than aarch64_sve_addvl_addpl_immediate.
7650 (aarch64_sve_inc_dec_immediate): Rename to...
7651 (aarch64_sve_vector_inc_dec_immediate): ...this. Update call to
7652 aarch64_sve_vector_inc_dec_immediate_p.
7653 (aarch64_sve_add_operand): Update accordingly.
7654 * config/aarch64/constraints.md (Uai): New constraint.
7655 (vsi): Update call to aarch64_sve_vector_inc_dec_immediate_p.
7656 * config/aarch64/aarch64.md (add<GPI:mode>3): Don't force the second
7657 operand into a register if it satisfies aarch64_sve_plus_immediate.
7658 (*add<GPI:mode>3_aarch64, *add<GPI:mode>3_poly_1): Add an alternative
7659 for Uai. Update calls to aarch64_output_sve_addvl_addpl.
7660 * config/aarch64/aarch64-sve.md (add<mode>3): Call
7661 aarch64_output_sve_vector_inc_dec instead of
7662 aarch64_output_sve_inc_dec_immediate.
7664 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7666 * config/aarch64/iterators.md (UNSPEC_REVB, UNSPEC_REVH)
7667 (UNSPEC_REVW): New constants.
7668 (elem_bits): New mode attribute.
7669 (SVE_INT_UNARY): New int iterator.
7670 (optab): Handle UNSPEC_REV[BHW].
7671 (sve_int_op): New int attribute.
7672 (min_elem_bits): Handle VNx16QI and the predicate modes.
7673 * config/aarch64/aarch64-sve.md (*aarch64_sve_rev64<mode>)
7674 (*aarch64_sve_rev32<mode>, *aarch64_sve_rev16vnx16qi): Delete.
7675 (@aarch64_pred_<SVE_INT_UNARY:optab><SVE_I:mode>): New pattern.
7676 * config/aarch64/aarch64.c (aarch64_sve_data_mode): New function.
7677 (aarch64_sve_int_mode, aarch64_sve_rev_unspec): Likewise.
7678 (aarch64_split_sve_subreg_move): Use UNSPEC_REV[BHW] instead of
7679 unspecs based on the total width of the reversed data.
7680 (aarch64_evpc_rev_local): Likewise (for SVE only). Use a
7681 reinterpret followed by a subreg on big-endian targets.
7683 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7684 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
7686 * config/aarch64/aarch64-sve.md
7687 (*cond_<SVE_COND_FP_TERNARY:optab><SVE_F:mode>_any): Add /z
7688 alternatives in which one of the inputs is in the same register
7691 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7693 * config/aarch64/aarch64-sve.md (*vec_extract<mode><Vel>_ext)
7694 (*aarch64_sve_ext<mode>): Add MOVPRFX alternatives.
7696 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7698 * config/aarch64/aarch64-sve.md (*sub<SVE_F:mode>3): Remove immediate
7699 FADD and FSUB alternatives. Add a MOVPRFX alternative for FSUBR.
7701 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7702 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
7704 * config/aarch64/aarch64-sve.md (add<SVE_I:mode>3, sub<SVE_I:mode>3)
7705 (<LOGICAL:optab><SVE_I:mode>3, *add<SVE_F:mode>3, *mul<SVE_F:mode>3)
7706 (*fabd<SVE_F:mode>3): Add more MOVPRFX alternatives.
7708 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7709 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7711 * config/aarch64/aarch64-sve.md (*v<ASHIFT:optab><SVE_I:mode>3):
7712 Add an alternative that uses reversed shifts.
7714 2019-08-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7716 * config/aarch64/aarch64-cores.def (cortex-a76): Use neoversen1 tuning
7719 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7721 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Add
7722 a commutativity marker.
7724 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7725 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
7727 * config/aarch64/aarch64-protos.h (aarch64_prepare_sve_int_fma)
7728 (aarch64_prepare_sve_cond_int_fma): Declare.
7729 * config/aarch64/aarch64.c (aarch64_convert_mult_to_shift)
7730 (aarch64_prepare_sve_int_fma): New functions.
7731 (aarch64_prepare_sve_cond_int_fma): Likewise.
7732 * config/aarch64/aarch64-sve.md
7733 (cond_<SVE_INT_BINARY:optab><SVE_I:mode>): Add a "@" marker.
7734 (fma<SVE_I:mode>4, cond_fma<SVE_I:mode>, *cond_fma<SVE_I:mode>_2)
7735 (*cond_fma<SVE_I:mode>_4, *cond_fma<SVE_I:mode>_any, fnma<SVE_I:mode>4)
7736 (cond_fnma<SVE_I:mode>, *cond_fnma<SVE_I:mode>_2)
7737 (*cond_fnma<SVE_I:mode>_4, *cond_fnma<SVE_I:mode>_any): New patterns.
7738 (*madd<mode>): Rename to...
7739 (*fma<mode>4): ...this.
7740 (*msub<mode>): Rename to...
7741 (*fnma<mode>4): ...this.
7743 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7744 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
7746 * config/aarch64/aarch64.c (aarch64_print_vector_float_operand):
7747 Print 2.0 naturally.
7748 (aarch64_sve_float_mul_immediate_p): Return true for 2.0.
7749 * config/aarch64/predicates.md
7750 (aarch64_sve_float_negated_arith_immediate): New predicate,
7751 renamed from aarch64_sve_float_arith_with_sub_immediate.
7752 (aarch64_sve_float_arith_with_sub_immediate): Test for both
7753 positive and negative constants.
7754 (aarch64_sve_float_arith_with_sub_operand): Redefine as a register
7755 or an aarch64_sve_float_arith_with_sub_immediate.
7756 * config/aarch64/constraints.md (vsN): Use
7757 aarch64_sve_float_negated_arith_immediate.
7758 * config/aarch64/iterators.md (SVE_COND_FP_BINARY_I1): New int
7760 (sve_pred_fp_rhs2_immediate): New int attribute.
7761 * config/aarch64/aarch64-sve.md
7762 (cond_<SVE_COND_FP_BINARY:optab><SVE_F:mode>): Use
7763 sve_pred_fp_rhs1_operand and sve_pred_fp_rhs2_operand.
7764 (*cond_<SVE_COND_FP_BINARY_I1:optab><SVE_F:mode>_2_const)
7765 (*cond_<SVE_COND_FP_BINARY_I1:optab><SVE_F:mode>_any_const)
7766 (*cond_add<SVE_F:mode>_2_const, *cond_add<SVE_F:mode>_any_const)
7767 (*cond_sub<mode>_3_const, *cond_sub<mode>_any_const): New patterns.
7769 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7770 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
7772 * config/aarch64/aarch64-sve.md (*aarch64_cond_abd<SVE_F:mode>_2)
7773 (*aarch64_cond_abd<SVE_F:mode>_3)
7774 (*aarch64_cond_abd<SVE_F:mode>_any): New patterns.
7776 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7777 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
7779 * config/aarch64/aarch64-sve.md (*aarch64_cond_<su>abd<mode>_2)
7780 (*aarch64_cond_<su>abd<mode>_any): New patterns.
7782 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7783 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7785 * internal-fn.def (IFN_COND_SHL, IFN_COND_SHR): New internal functions.
7786 * internal-fn.c (FOR_EACH_CODE_MAPPING): Handle shifts.
7787 * match.pd (UNCOND_BINARY, COND_BINARY): Likewise.
7788 * optabs.def (cond_ashl_optab, cond_ashr_optab, cond_lshr_optab): New
7790 * optabs.h (create_convert_operand_from): Expand comment.
7791 * optabs.c (maybe_legitimize_operand): Allow implicit broadcasts
7792 when mapping scalar rtxes to vector operands.
7793 * config/aarch64/iterators.md (SVE_INT_BINARY): Add ashift,
7794 ashiftrt and lshiftrt.
7795 (sve_int_op, sve_int_op_rev, sve_pred_int_rhs2_operand): Handle them.
7796 * config/aarch64/aarch64-sve.md (*cond_<optab><mode>_2_const)
7797 (*cond_<optab><mode>_any_const): New patterns.
7799 2019-08-15 Martin Liska <mliska@suse.cz>
7802 * cgraph.c (cgraph_node::remove): When setting
7803 n->origin = NULL for all nested functions, reset
7806 2019-08-15 Martin Liska <mliska@suse.cz>
7808 * cgraph.c (cgraph_node::verify_node): Verify origin, nested
7811 2019-08-15 Martin Liska <mliska@suse.cz>
7814 * passes.c (order): Remove.
7815 (uid_hash_t): Likewise).
7816 (remove_cgraph_node_from_order): Remove from set
7817 of pointers (cgraph_node *).
7818 (insert_cgraph_node_to_order): New.
7819 (duplicate_cgraph_node_to_order): New.
7820 (do_per_function_toporder): Register all 3 cgraph hooks.
7821 Skip removed_nodes now as we know about all of them.
7823 2019-08-14 Uroš Bizjak <ubizjak@gmail.com>
7825 * config/i386/i386-expand.c (ix86_expand_vector_init_one_nonzero)
7826 <case E_V8QImode>: Use vector_set path for
7827 TARGET_MMX_WITH_SSE && TARGET_SSE4_1.
7828 (ix86_expand_vector_init_one_var) <case E_V8QImode>:
7829 Do not widen for TARGET_MMX_WITH_SSE && TARGET_SSE4_1.
7831 2019-08-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
7833 * builtins.c (expand_builtin_init_descriptor): Set memory alignment.
7835 2019-08-14 Martin Sebor <msebor@redhat.com>
7837 PR tree-optimization/91294
7838 * tree-ssa-strlen.c (handle_store): Avoid treating lower bound of
7839 source length as exact.
7841 2019-08-14 Christophe Lyon <christophe.lyon@linaro.org>
7843 * doc/extend.texi: Add "noinit" attribute documentation.
7844 * doc/sourcebuild.texi: Add noinit effective target documentation.
7845 * varasm.c (default_section_type_flags): Add support for "noinit"
7847 (default_elf_select_section): Add support for "noinit" attribute.
7848 * config/msp430/msp430.c (msp430_attribute_table): Remove
7851 2019-08-14 Richard Biener <rguenther@suse.de>
7852 Uroš Bizjak <ubizjak@gmail.com>
7855 * config/i386/i386-features.h (scalar_chain::scalar_chain): Add
7857 (scalar_chain::smode): New member.
7858 (scalar_chain::vmode): Likewise.
7859 (dimode_scalar_chain): Rename to...
7860 (general_scalar_chain): ... this.
7861 (general_scalar_chain::general_scalar_chain): Take mode arguments.
7862 (timode_scalar_chain::timode_scalar_chain): Initialize scalar_chain
7863 base with TImode and V1TImode.
7864 * config/i386/i386-features.c (scalar_chain::scalar_chain): Adjust.
7865 (general_scalar_chain::vector_const_cost): Adjust for SImode
7867 (general_scalar_chain::compute_convert_gain): Likewise. Add
7868 {S,U}{MIN,MAX} support.
7869 (general_scalar_chain::replace_with_subreg): Use vmode/smode.
7870 (general_scalar_chain::make_vector_copies): Likewise. Handle
7871 non-DImode chains appropriately.
7872 (general_scalar_chain::convert_reg): Likewise.
7873 (general_scalar_chain::convert_op): Likewise.
7874 (general_scalar_chain::convert_insn): Likewise. Add
7875 fatal_insn_not_found if the result is not recognized.
7876 (convertible_comparison_p): Pass in the scalar mode and use that.
7877 (general_scalar_to_vector_candidate_p): Likewise. Rename from
7878 dimode_scalar_to_vector_candidate_p. Add {S,U}{MIN,MAX} support.
7879 (scalar_to_vector_candidate_p): Remove by inlining into single
7881 (general_remove_non_convertible_regs): Rename from
7882 dimode_remove_non_convertible_regs.
7883 (remove_non_convertible_regs): Remove by inlining into single caller.
7884 (convert_scalars_to_vector): Handle SImode and DImode chains
7885 in addition to TImode chains.
7886 * config/i386/i386.md (<maxmin><MAXMIN_IMODE>3): New expander.
7887 (*<maxmin><MAXMIN_IMODE>3_1): New insn-and-split.
7888 (*<maxmin>di3_doubleword): Likewise.
7890 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7891 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
7893 * config/aarch64/aarch64-sve.md (*cond_bic<mode>_2)
7894 (*cond_bic<mode>_any): New patterns.
7896 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7898 * config/aarch64/aarch64.c (aarch64_print_operand): Allow %e to
7899 take the equivalent mask, as well as a bit count.
7900 * config/aarch64/predicates.md (aarch64_sve_uxtb_immediate)
7901 (aarch64_sve_uxth_immediate, aarch64_sve_uxt_immediate)
7902 (aarch64_sve_pred_and_operand): New predicates.
7903 * config/aarch64/iterators.md (sve_pred_int_rhs2_operand): New
7905 * config/aarch64/aarch64-sve.md
7906 (cond_<SVE_INT_BINARY:optab><SVE_I:mode>): Use it.
7907 (*cond_uxt<mode>_2, *cond_uxt<mode>_any): New patterns.
7909 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7911 * config/aarch64/aarch64-sve.md
7912 (*cond_<SVE_COND_FCVTI:optab>_nontrunc<SVE_F:mode><SVE_HSDI:mode>)
7913 (*cond_<SVE_COND_ICVTF:optab>_nonextend<SVE_HSDI:mode><SVE_F:mode>):
7916 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7917 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
7919 * config/aarch64/aarch64-sve.md
7920 (*cond_<SVE_COND_FP_UNARY:optab><SVE_F:mode>_2): New pattern.
7921 (*cond_<SVE_COND_FP_UNARY:optab><SVE_F:mode>_any): Likewise.
7923 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7924 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
7926 * config/aarch64/aarch64-sve.md
7927 (*cond_<SVE_INT_UNARY:optab><SVE_I:mode>_2): New pattern.
7928 (*cond_<SVE_INT_UNARY:optab><SVE_I:mode>_any): Likewise.
7930 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7932 * config/aarch64/iterators.md (SVE_COND_FP_ABS_CMP): New iterator.
7933 * config/aarch64/aarch64-sve.md (*aarch64_pred_fac<cmp_op><mode>):
7936 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7937 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
7939 * config/aarch64/aarch64-sve.md (*aarch64_sel_dup<mode>): New pattern.
7941 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7942 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
7944 * config/aarch64/aarch64.c (aarch64_bit_representation): New function.
7945 (aarch64_print_vector_float_operand): Also handle 8-bit floats.
7946 (aarch64_print_operand): Add support for %I.
7947 (aarch64_sve_dup_immediate_p): Handle scalars as well as vectors.
7948 Bitcast floating-point constants to the corresponding integer constant.
7949 (aarch64_float_const_representable_p): Handle vectors as well
7951 (aarch64_expand_sve_vcond): Make sure that the operands are valid
7952 for the new vcond_mask_<mode><vpred> expander.
7953 * config/aarch64/predicates.md (aarch64_sve_dup_immediate): Also
7954 test aarch64_float_const_representable_p.
7955 (aarch64_sve_reg_or_dup_imm): New predicate.
7956 * config/aarch64/aarch64-sve.md (vec_extract<vpred><Vel>): Use
7957 gen_vcond_mask_<mode><vpred> instead of
7958 gen_aarch64_sve_dup<mode>_const.
7959 (vcond_mask_<mode><vpred>): Turn into a define_expand that
7960 accepts aarch64_sve_reg_or_dup_imm and aarch64_simd_reg_or_zero
7961 for operands 1 and 2 respectively. Force operand 2 into a
7962 register if operand 1 is a register. Fold old define_insn...
7963 (aarch64_sve_dup<mode>_const): ...and this define_insn...
7964 (*vcond_mask_<mode><vpred>): ...into this new pattern. Handle
7965 floating-point constants that can be moved as integers. Add
7966 alternatives for MOV /M and FMOV /M.
7967 (vcond<mode><v_int_equiv>, vcondu<mode><v_int_equiv>)
7968 (vcond<mode><v_fp_equiv>): Accept nonmemory_operand for operands
7969 1 and 2 respectively.
7970 * config/aarch64/constraints.md (Ufc): Handle vectors as well
7972 (vss): New constraint.
7974 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7976 * config/aarch64/predicates.md (aarch64_sve_float_maxmin_immediate)
7977 (aarch64_sve_float_maxmin_operand): New predicates.
7978 * config/aarch64/constraints.md (vsB): New constraint.
7980 * config/aarch64/iterators.md (sve_pred_fp_rhs2_operand): Use
7981 aarch64_sve_float_maxmin_operand for UNSPEC_COND_FMAXNM and
7983 * config/aarch64/aarch64-sve.md (<maxmin_uns><SVE_F:mode>3):
7984 Use aarch64_sve_float_maxmin_operand for operand 2.
7985 (*<SVE_COND_FP_MAXMIN_PUBLIC:optab><SVE_F:mode>3): Likewise.
7986 Add alternatives for the constant forms.
7988 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7990 * config/aarch64/constraints.md (vsb): New constraint.
7991 (vsm): Generalize description.
7992 * config/aarch64/iterators.md (SVE_INT_BINARY_IMM): New code
7994 (sve_imm_con): Handle smax, smin, umax and umin.
7995 (sve_imm_prefix): New code attribute.
7996 * config/aarch64/predicates.md (aarch64_sve_vsb_immediate)
7997 (aarch64_sve_vsb_operand): New predicates.
7998 (aarch64_sve_mul_immediate): Rename to...
7999 (aarch64_sve_vsm_immediate): ...this.
8000 (aarch64_sve_mul_operand): Rename to...
8001 (aarch64_sve_vsm_operand): ...this.
8002 * config/aarch64/aarch64-sve.md (mul<mode>3): Generalize to...
8003 (<SVE_INT_BINARY_IMM:optab><SVE_I:mode>3): ...this.
8004 (*mul<mode>3, *post_ra_mul<mode>3): Generalize to...
8005 (*<SVE_INT_BINARY_IMM:optab><SVE_I:mode>3)
8006 (*post_ra_<SVE_INT_BINARY_IMM:optab><SVE_I:mode>3): ...these and
8007 add movprfx support for the immediate alternatives.
8008 (<su><maxmin><mode>3, *<su><maxmin><mode>3): Delete in favor
8010 (*<SVE_INT_BINARY_SD:optab><SVE_SDI:mode>3): Fix incorrect predicate
8013 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
8015 * config/aarch64/predicates.md (aarch64_simd_imm_one): New predicate.
8016 * config/aarch64/aarch64-sve.md (*cnot<mode>): New pattern.
8017 (*cond_cnot<mode>_2, *cond_cnot<mode>_any): Likewise.
8019 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
8021 * config/aarch64/iterators.md (SVE_INT_UNARY): Add clrsb and clz.
8022 (optab, sve_int_op): Handle them.
8023 * config/aarch64/aarch64-sve.md: Expand comment.
8025 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
8027 * config/aarch64/predicates.md (const_1_to_3_operand): New predicate.
8028 * config/aarch64/aarch64-sve.md (*aarch64_adr_uxtw)
8029 (*aarch64_adr<mode>_shift, *aarch64_adr_shift_uxtw): New patterns.
8031 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
8033 * config/aarch64/aarch64.c (aarch64_expand_sve_const_pred_eor)
8034 (aarch64_expand_sve_const_pred_trn): New functions.
8035 (aarch64_expand_sve_const_pred_1): Add a recurse_p parameter and
8036 use the above functions when the parameter is true.
8037 (aarch64_expand_sve_const_pred): Update call accordingly.
8038 * config/aarch64/aarch64-sve.md (*aarch64_sve_<perm_insn><mode>):
8040 (@aarch64_sve_<perm_insn><mode>): ...this.
8042 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
8044 * config/aarch64/aarch64-protos.h (aarch64_sve_same_pred_for_ptest_p):
8046 * config/aarch64/aarch64.c (aarch64_sve_same_pred_for_ptest_p)
8047 (aarch64_sve_emit_int_cmp): New functions.
8048 (aarch64_convert_sve_data_to_pred): Use aarch64_sve_emit_int_cmp.
8049 (aarch64_sve_cmp_operand_p, aarch64_emit_sve_ptrue_op_cc): Delete.
8050 (aarch64_expand_sve_vec_cmp_int): Use aarch64_sve_emit_int_cmp.
8051 * config/aarch64/aarch64.md (UNSPEC_MERGE_PTRUE): Delete.
8052 (UNSPEC_PRED_Z): New unspec.
8053 (set_clobber_cc_nzc): Delete.
8054 * config/aarch64/aarch64-sve.md: Add a block comment about
8056 (*cmp<SVE_INT_CMP:cmp_op><mode>): Rename to...
8057 (@aarch64_pred_cmp<SVE_INT_CMP:cmp_op><mode>): ...this, replacing
8058 the old pattern with that name. Use UNSPEC_PRED_Z instead of
8060 (*cmp<SVE_INT_CMP:cmp_op><mode>_cc): Use UNSPEC_PRED_Z instead of
8061 UNSPEC_MERGE_PTRUE. Use aarch64_sve_same_pred_for_ptest_p to
8062 check for compatible predicates.
8063 (*cmp<cmp_op><SVE_INT_CMP:mode>_ptest): Likewise.
8064 (*cmp<cmp_op><mode>_and): Match a known-ptrue UNSPEC_PRED_Z instead
8065 of UNSPEC_MERGE_PTRUE. Split into the new form of predicated
8068 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
8070 * config/aarch64/aarch64.md (UNSPEC_PRED_X): New unspec.
8071 * config/aarch64/aarch64-sve.md: Add a section describing it.
8072 (@aarch64_pred_mov<mode>, @aarch64_pred_mov<mode>)
8073 (<SVE_INT_UNARY:optab><mode>2, *<SVE_INT_UNARY:optab><mode>2)
8074 (aarch64_<su>abd<mode>_3, mul<SVE_I:mode>3, *mul<SVE_I:mode>3)
8075 (<su>mul<mode>3_highpart, *<su>mul<mode>3_highpart)
8076 (<SVE_INT_BINARY:optab><mode>3, *<SVE_INT_BINARY:optab><mode>3)
8077 (*bic<mode>3, v<ASHIFT:optab><mode>3, *v<ASHIFT:optab><mode>3)
8078 (<su><maxmin><mode>3, *<su><maxmin><mode>3, *madd<SVE_I:mode>)
8079 (*msub<SVE_I:mode>3, *aarch64_sve_rev64<mode>)
8080 (*aarch64_sve_rev32<mode>, *aarch64_sve_rev16vnx16qi): Use
8081 UNSPEC_PRED_X instead of UNSPEC_MERGE_PTRUE.
8082 * config/aarch64/aarch64-sve2.md (<u>avg<mode>3_floor)
8083 (<u>avg<mode>3_ceil, *<sur>h<addsub><mode>): Likewise.
8084 * config/aarch64/aarch64.c (aarch64_split_sve_subreg_move)
8085 (aarch64_evpc_rev_local): Update accordingly.
8087 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
8089 * config/aarch64/iterators.md (VNx4SI_ONLY, VNx2DF_ONLY): New mode
8091 (SVE_BHSI, SVE_SDI): Tweak comment.
8092 (SVE_HSDI): Likewise. Fix definition.
8093 (SVE_SDF): New mode iterator.
8094 (elem_bits): New mode attribute.
8095 (SVE_COND_FCVT): New int iterator.
8096 * config/aarch64/aarch64-sve.md
8097 (*<SVE_COND_ICVTF:optab>v16hsf<SVE_HSDI:mode>2)
8098 (*<SVE_COND_ICVTF:optab>vnx4sf<SVE_SDI:mode>2)
8099 (*<SVE_COND_ICVTF:optab>vnx2df<SVE_SDI:mode>2): Merge into...
8100 (*aarch64_sve_<SVE_COND_ICVTF:optab>_nontrunc<SVE_F:mode><SVE_HSDI:mode>)
8101 (*aarch64_sve_<SVE_COND_ICVTF:optab>_trunc<VNx2DF_ONLY:mode><VNx4SI_ONLY:mode>):
8102 ...these new patterns.
8103 (*<SVE_COND_FCVTI:optab><SVE_HSDI:mode>vnx8hf2)
8104 (*<SVE_COND_FCVTI:optab><SVE_SDI:mode>vnx4sf2)
8105 (aarch64_sve_<SVE_COND_FCVTI:optab><SVE_SDI:mode>vnx2df2):
8107 (*aarch64_sve_<SVE_COND_FCVTI:optab>_nonextend<SVE_HSDI:mode><SVE_F:mode>)
8108 (aarch64_sve_<SVE_COND_FCVTI:optab>_extend<VNx4SI_ONLY:mode><VNx2DF_ONLY:mode>):
8109 ...these new patterns.
8110 (vec_unpack<su_optab>_float_<perm_hilo>_vnx4si): Update accordingly.
8111 (*trunc<Vwide><SVE_SDF:mode>2): Replace with...
8112 (*aarch64_sve_<SVE_COND_FCVT:optab>_trunc<SVE_SDF:mode><SVE_HSF:mode>):
8113 ...this new pattern.
8114 (aarch64_sve_extend<SVE_HSDF:mode><Vwide>2): Replace with...
8115 (aarch64_sve_<SVE_COND_FCVT:optab>_nontrunc<SVE_HSF:mode><SVE_SDF:mode>):
8116 ...this new pattern.
8117 (vec_unpacks_<perm_hilo>_<mode>): Update accordingly.
8119 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
8121 * config/aarch64/aarch64.md (UNSPEC_FLOAT_CONVERT): Delete.
8122 * config/aarch64/iterators.md (UNSPEC_COND_FCVT, UNSPEC_COND_FCVTZS)
8123 (UNSPEC_COND_FCVTZU, UNSPEC_COND_SCVTF, UNSPEC_COND_UCVTF): New
8125 (optab, su): Handle them.
8126 (SVE_COND_FCVTI, SVE_COND_ICVTF): New int iterators.
8127 * config/aarch64/aarch64-sve.md
8128 (<fix_trunc_optab><SVE_F:mode><v_int_equiv>2): Replace with...
8129 (<SVE_COND_FCVTI:optab><SVE_F:mode><v_int_equiv>2): ...this.
8130 (*<fix_trunc_optab>v16hsf<:SVE_HSDImode>2): Replace with...
8131 (*<SVE_COND_FCVTI:optab>v16hsf<SVE_F:mode>2): ...this.
8132 (*<fix_trunc_optab>vnx4sf<SVE_SDI:mode>2): Replace with...
8133 (*<SVE_COND_FCVTI:optab>vnx4sf<SVE_SDI:mode>2): ...this.
8134 (*<fix_trunc_optab>vnx2df<SVE_SDI:mode>2): Replace with...
8135 (*<SVE_COND_FCVTI:optab>vnx2df<SVE_SDI:mode>2): ...this.
8136 (vec_pack_<su>fix_trunc_vnx2df): Use SVE_COND_FCVTI instead of
8138 (<FLOATUORS:optab><v_int_equiv><SVE_F:mode>2): Replace with...
8139 (<SVE_COND_ICVTF:optab><v_int_equiv><SVE_F:mode>2): ...this.
8140 (*<FLOATUORS:optab><SVE_HSDI:mode>vnx8hf2): Replace with...
8141 (*<SVE_COND_ICVTF:optab><SVE_HSDI:mode>vnx8hf2): ...this.
8142 (*<FLOATUORS:optab><SVE_SDI:mode>vnx4sf2): Replace with...
8143 (*<SVE_COND_ICVTF:optab><SVE_SDI:mode>vnx4sf2): ...this.
8144 (aarch64_sve_<FLOATUORS:optab><SVE_SDI:mode>vnx2df2): Replace with...
8145 (aarch64_sve_<SVE_COND_ICVTF:optab><SVE_SDI:mode>vnx2df2): ...this.
8146 (vec_unpack<su_optab>_float_<perm_hilo>_vnx4si): Pass a GP strictness
8147 operand to aarch64_sve_<SVE_COND_ICVTF:optab><SVE_SDI:mode>vnx2df2.
8148 (vec_pack_trunc_<SVE_HSF:Vwide>, *trunc<Vwide><SVE_HSF:mode>2)
8149 (aarch64_sve_extend<mode><Vwide>2): Use UNSPEC_COND_FCVT instead
8150 of UNSPEC_FLOAT_CONVERT.
8151 (vec_unpacks_<perm_hilo>_<mode>): Pass a GP strictness operand to
8152 aarch64_sve_extend<mode><Vwide>2.
8154 2019-08-14 Richard Biener <rguenther@suse.de>
8157 * config/i386/i386-features.c
8158 (dimode_scalar_chain::compute_convert_gain): Compute and dump
8159 individual instruction gain. Fix reg-reg copy GRP cost. Use
8160 ix86_cost->sse_op for vector instruction costs.
8162 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
8164 * config/aarch64/iterators.md (UNSPEC_COND_FCMUO): New unspec.
8165 (cmp_op): Handle it.
8166 (SVE_COND_FP_CMP): Rename to...
8167 (SVE_COND_FP_CMP_I0): ...this.
8168 (SVE_FP_CMP): Remove.
8169 * config/aarch64/aarch64-sve.md
8170 (*fcm<SVE_FP_CMP:cmp_op><SVE_F:mode>): Replace with...
8171 (*fcm<SVE_COND_FP_CMP_I0:cmp_op><SVE_F:mode>): ...this new pattern,
8172 using unspecs to represent the comparison.
8173 (*fcmuo<SVE_F:mode>): Use UNSPEC_COND_FCMUO.
8174 (*fcm<cmp_op><mode>_and_combine, *fcmuo<mode>_and_combine): Update
8176 * config/aarch64/aarch64.c (aarch64_emit_sve_ptrue_op): Delete.
8177 (aarch64_unspec_cond_code): Move after integer code. Handle
8179 (aarch64_emit_sve_predicated_cond): Replace with...
8180 (aarch64_emit_sve_fp_cond): ...this new function.
8181 (aarch64_emit_sve_or_conds): Replace with...
8182 (aarch64_emit_sve_or_fp_conds): ...this new function.
8183 (aarch64_emit_sve_inverted_cond): Replace with...
8184 (aarch64_emit_sve_invert_fp_cond): ...this new function.
8185 (aarch64_expand_sve_vec_cmp_float): Update accordingly.
8187 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
8189 * config/aarch64/iterators.md (SVE_HSD): New mode iterator.
8190 (V_FP_EQUIV, v_fp_equiv): Handle VNx8HI and VNx8HF.
8191 * config/aarch64/aarch64-sve.md (vcond<mode><v_fp_equiv>): Use
8192 SVE_HSD instead of SVE_SD.
8194 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
8195 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
8197 * config/aarch64/iterators.md (SVE_COND_FP_BINARY_REG): New int
8199 (sve_pred_fp_rhs1_operand, sve_pred_fp_rhs1_operand): New int
8201 * config/aarch64/aarch64-sve.md (add<SVE_F:mode>3, sub<SVE_F:mode>3)
8202 (mul<SVE_F:mode>3, div<SVE_F:mode>3)
8203 (<SVE_COND_FP_MAXMIN_PUBLIC:optab><SVE_F:mode>3): Merge into...
8204 (<SVE_COND_FP_BINARY:optab><SVE_F:mode>3): ...this new expander.
8205 (*div<SVE_F:mode>3): Generalize to...
8206 (*<SVE_COND_FP_BINARY:optab><SVE_F:mode>3): ...this.
8208 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
8209 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
8211 * config/aarch64/aarch64.md (SVE_RELAXED_GP, SVE_STRICT_GP): New
8213 * config/aarch64/predicates.md (aarch64_sve_gp_strictness): New
8215 * config/aarch64/aarch64-protos.h (aarch64_sve_pred_dominates_p):
8217 * config/aarch64/aarch64.c (aarch64_sve_pred_dominates_p): New
8219 * config/aarch64/aarch64-sve.md: Add a block comment about the
8220 handling of predicated FP operations.
8221 (<SVE_COND_FP_UNARY:optab><SVE_F:mode>2, add<SVE_F:mode>3)
8222 (sub<SVE_F:mode>3, mul<SVE_F:mode>3, div<SVE_F:mode>3)
8223 (<SVE_COND_FP_MAXMIN_PUBLIC:optab><SVE_F:mode>3)
8224 (<SVE_COND_FP_MAXMIN_PUBLIC:maxmin_uns><SVE_F:mode>3)
8225 (<SVE_COND_FP_TERNARY:optab><SVE_F:mode>4): Add an SVE_RELAXED_GP
8227 (cond_<SVE_COND_FP_BINARY:optab><SVE_F:mode>)
8228 (cond_<SVE_COND_FP_TERNARY:optab><SVE_F:mode>): Add an SVE_STRICT_GP
8230 (*<SVE_COND_FP_UNARY:optab><SVE_F:mode>2)
8231 (*cond_<SVE_COND_FP_BINARY:optab><SVE_F:mode>_2)
8232 (*cond_<SVE_COND_FP_BINARY:optab><SVE_F:mode>_3)
8233 (*cond_<SVE_COND_FP_BINARY:optab><SVE_F:mode>_any)
8234 (*fabd<SVE_F:mode>3, *div<SVE_F:mode>3)
8235 (*<SVE_COND_FP_MAXMIN_PUBLIC:optab><SVE_F:mode>3)
8236 (*<SVE_COND_FP_TERNARY:optab><SVE_F:mode>4)
8237 (*cond_<SVE_COND_FP_TERNARY:optab><SVE_F:mode>_2)
8238 (*cond_<SVE_COND_FP_TERNARY:optab><SVE_F:mode>_4)
8239 (*cond_<SVE_COND_FP_TERNARY:optab><SVE_F:mode>_any): Match the
8240 strictness operands. Use aarch64_sve_pred_dominates_p to check
8241 whether the predicate on the conditional operation is suitable
8242 for merging. Split patterns into the canonical equal-predicate form.
8243 (*add<SVE_F:mode>3, *sub<SVE_F:mode>3, *mul<SVE_F:mode>3): Likewise.
8244 Restrict the unpredicated alternatives to SVE_RELAXED_GP.
8246 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
8247 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
8249 * config/aarch64/aarch64-sve.md (add<mode>3, *add<mode>3)
8250 (sub<mode>3, *sub<mode>3, *fabd<mode>3, mul<mode>3, *mul<mode>3)
8251 (div<mode>3, *div<mode>3): Use SVE_COND_FP_* unspecs instead of
8253 (cond_<optab><mode>, *cond_<optab><mode>_2, *cond_<optab><mode>_3)
8254 (*cond_<optab><mode>_any): Add the predicate to the SVE_COND_FP_*
8257 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
8258 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
8260 * config/aarch64/aarch64-sve.md (bic<mode>3): Rename to...
8261 (*bic<SVE_I:mode>3): ...this. Match the form that an SVE inverse
8262 actually has, rather than relying on REG_EQUAL notes.
8263 Make the insn operand order match the SVE operand order.
8264 (*<nlogical><PRED_ALL:mode>3): Make the insn operand order match
8265 the SVE operand order.
8267 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
8269 * config/aarch64/aarch64.c (aarch64_target_reg): New function.
8270 (aarch64_emit_set_immediate): Likewise.
8271 (aarch64_ptrue_reg): Build a VNx16BI constant and then bitcast it.
8272 (aarch64_pfalse_reg): Likewise.
8273 (aarch64_convert_sve_data_to_pred): New function.
8274 (aarch64_sve_move_pred_via_while): Take an optional target register
8275 and the required register mode.
8276 (aarch64_expand_sve_const_pred_1): New function.
8277 (aarch64_expand_sve_const_pred): Likewise.
8278 (aarch64_expand_mov_immediate): Build an all-true predicate
8279 if the significant bits of the immediate are all true. Use
8280 aarch64_expand_sve_const_pred for all compile-time predicate constants.
8281 (aarch64_mov_operand_p): Force predicate constants to be VNx16BI
8282 before register allocation.
8283 * config/aarch64/aarch64-sve.md (*vec_duplicate<mode>_reg): Use
8284 a VNx16BI PTRUE when splitting the memory alternative.
8285 (vec_duplicate<mode>): Update accordingly.
8286 (*pred_cmp<cmp_op><mode>): Rename to...
8287 (@aarch64_pred_cmp<cmp_op><mode>): ...this.
8289 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
8291 * config/aarch64/aarch64-protos.h (aarch64_ptrue_all): Declare.
8292 * config/aarch64/aarch64.c (aarch64_ptrue_all): New function.
8293 * config/aarch64/aarch64.md (UNSPEC_PTEST_PTRUE): Delete.
8294 (UNSPEC_PTEST): New unspec.
8295 (SVE_MAYBE_NOT_PTRUE, SVE_KNOWN_PTRUE): New constants.
8296 * config/aarch64/iterators.md (data_bytes): New mode attribute.
8297 * config/aarch64/predicates.md (aarch64_sve_ptrue_flag): New predicate.
8298 * config/aarch64/aarch64-sve.md: Add a new section describing the
8299 handling of UNSPEC_PTEST.
8300 (pred_<LOGICAL:optab><PRED_ALL:mode>3): Rename to...
8301 (@aarch64_pred_<LOGICAL:optab><PRED_ALL:mode>_z): ...this.
8302 (ptest_ptrue<mode>): Replace with...
8303 (aarch64_ptest<mode>): ...this new pattern.
8304 (cbranch<mode>4): Update after above changes.
8305 (*<LOGICAL:optab><PRED_ALL:mode>3_cc): Use UNSPEC_PTEST instead of
8307 (*cmp<SVE_INT_CMP:cmp_op><SVE_I:mode>_cc): Likewise.
8308 (*cmp<SVE_INT_CMP:cmp_op><SVE_I:mode>_ptest): Likewise.
8309 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): Likewise.
8311 2019-08-14 Xiong Hu Luo <luoxhu@linux.ibm.com>
8314 * builtins.c (builtin_with_linkage_p): New function.
8315 * builtins.h (builtin_with_linkage_p): New function.
8316 * symtab.c (write_symbol): Remove redundant assert.
8317 * lto-streamer-out.c (symtab_node::output_to_lto_symbol_table_p):
8318 Remove FIXME and use builtin_with_linkage_p.
8320 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
8323 * tree-core.h (function_decl::function_code): Change type to
8325 * tree.h (DECL_FUNCTION_CODE): Rename old definition to...
8326 (DECL_UNCHECKED_FUNCTION_CODE): ...this.
8327 (DECL_BUILT_IN_CLASS): Make an rvalue macro only.
8328 (DECL_FUNCTION_CODE): New function. Assert that the built-in class
8330 (DECL_MD_FUNCTION_CODE, DECL_FE_FUNCTION_CODE): New functions.
8331 (set_decl_built_in_function, copy_decl_built_in_function): Likewise.
8332 (fndecl_built_in_p): Change the type of the "name" argument to
8334 * builtins.c (expand_builtin): Move DECL_FUNCTION_CODE use
8335 after check for DECL_BUILT_IN_CLASS.
8336 * cgraphclones.c (build_function_decl_skip_args): Use
8337 set_decl_built_in_function.
8338 * ipa-param-manipulation.c (ipa_modify_formal_parameters): Likewise.
8339 * ipa-split.c (split_function): Likewise.
8340 * langhooks.c (add_builtin_function_common): Likewise.
8341 * omp-simd-clone.c (simd_clone_create): Likewise.
8342 * tree-streamer-in.c (unpack_ts_function_decl_value_fields): Likewise.
8343 * config/darwin.c (darwin_init_cfstring_builtins): Likewise.
8344 (darwin_fold_builtin): Use DECL_MD_FUNCTION_CODE instead of
8346 * fold-const.c (operand_equal_p): Compare DECL_UNCHECKED_FUNCTION_CODE
8347 instead of DECL_FUNCTION_CODE.
8348 * lto-streamer-out.c (hash_tree): Use DECL_UNCHECKED_FUNCTION_CODE
8349 instead of DECL_FUNCTION_CODE.
8350 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Likewise.
8351 * print-tree.c (print_node): Use DECL_MD_FUNCTION_CODE when
8352 printing DECL_BUILT_IN_MD. Handle DECL_BUILT_IN_FRONTEND.
8353 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin)
8354 (aarch64_fold_builtin, aarch64_gimple_fold_builtin): Use
8355 DECL_MD_FUNCTION_CODE instead of DECL_FUNCTION_CODE.
8356 * config/aarch64/aarch64.c (aarch64_builtin_reciprocal): Likewise.
8357 * config/alpha/alpha.c (alpha_expand_builtin, alpha_fold_builtin):
8358 (alpha_gimple_fold_builtin): Likewise.
8359 * config/arc/arc.c (arc_expand_builtin): Likewise.
8360 * config/arm/arm-builtins.c (arm_expand_builtin): Likewise.
8361 * config/avr/avr-c.c (avr_resolve_overloaded_builtin): Likewise.
8362 * config/avr/avr.c (avr_expand_builtin, avr_fold_builtin): Likewise.
8363 * config/bfin/bfin.c (bfin_expand_builtin): Likewise.
8364 * config/c6x/c6x.c (c6x_expand_builtin): Likewise.
8365 * config/frv/frv.c (frv_expand_builtin): Likewise.
8366 * config/gcn/gcn.c (gcn_expand_builtin_1): Likewise.
8367 (gcn_expand_builtin): Likewise.
8368 * config/i386/i386-builtins.c (ix86_builtin_reciprocal): Likewise.
8369 (fold_builtin_cpu): Likewise.
8370 * config/i386/i386-expand.c (ix86_expand_builtin): Likewise.
8371 * config/i386/i386.c (ix86_fold_builtin): Likewise.
8372 (ix86_gimple_fold_builtin): Likewise.
8373 * config/ia64/ia64.c (ia64_fold_builtin): Likewise.
8374 (ia64_expand_builtin): Likewise.
8375 * config/iq2000/iq2000.c (iq2000_expand_builtin): Likewise.
8376 * config/mips/mips.c (mips_expand_builtin): Likewise.
8377 * config/msp430/msp430.c (msp430_expand_builtin): Likewise.
8378 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
8379 * config/nios2/nios2.c (nios2_expand_builtin): Likewise.
8380 * config/nvptx/nvptx.c (nvptx_expand_builtin): Likewise.
8381 * config/pa/pa.c (pa_expand_builtin): Likewise.
8382 * config/pru/pru.c (pru_expand_builtin): Likewise.
8383 * config/riscv/riscv-builtins.c (riscv_expand_builtin): Likewise.
8384 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8386 * config/rs6000/rs6000-call.c (htm_expand_builtin): Likewise.
8387 (altivec_expand_dst_builtin, altivec_expand_builtin): Likewise.
8388 (rs6000_gimple_fold_builtin, rs6000_expand_builtin): Likewise.
8389 * config/rs6000/rs6000.c (rs6000_builtin_md_vectorized_function)
8390 (rs6000_builtin_reciprocal): Likewise.
8391 * config/rx/rx.c (rx_expand_builtin): Likewise.
8392 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
8393 * config/s390/s390.c (s390_expand_builtin): Likewise.
8394 * config/sh/sh.c (sh_expand_builtin): Likewise.
8395 * config/sparc/sparc.c (sparc_expand_builtin): Likewise.
8396 (sparc_fold_builtin): Likewise.
8397 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
8398 * config/spu/spu.c (spu_expand_builtin): Likewise.
8399 * config/stormy16/stormy16.c (xstormy16_expand_builtin): Likewise.
8400 * config/tilegx/tilegx.c (tilegx_expand_builtin): Likewise.
8401 * config/tilepro/tilepro.c (tilepro_expand_builtin): Likewise.
8402 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
8403 (xtensa_expand_builtin): Likewise.
8405 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
8408 * attribs.c (decl_attributes): Check the DECL_BUILT_IN_CLASS
8409 before the DECL_FUNCTION_CODE.
8410 * calls.c (maybe_warn_alloc_args_overflow): Use fndecl_built_in_p
8411 to check for a BUILT_IN_ALLOCA call.
8412 * ipa-cp.c (ipa_get_indirect_edge_target_1): Likewise for
8413 BUILT_IN_UNREACHABLE. Don't check for a FUNCTION_TYPE.
8414 * ipa-devirt.c (possible_polymorphic_call_target_p): Likewise.
8415 * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
8416 * gimple-ssa-isolate-paths.c (is_addr_local): Check specifically
8417 for BUILT_IN_NORMAL functions.
8418 * trans-mem.c (expand_block_edges): Use gimple_call_builtin_p to
8419 test for BUILT_IN_TM_ABORT.
8420 * tree-ssa-ccp.c (optimize_stack_restore): Use fndecl_built_in_p
8421 to check for a BUILT_IN_STACK_RESTORE call.
8422 (optimize_stdarg_builtin): Remove redundant check for GIMPLE_CALL.
8423 * tree-ssa-threadedge.c
8424 (record_temporary_equivalences_from_stmts_at_dest): Check for a
8425 BUILT_IN_NORMAL decl before checking its DECL_FUNCTION_CODE.
8426 * tree-vect-patterns.c (vect_recog_pow_pattern): Use a positive
8427 test for a BUILT_IN_NORMAL call instead of a negative test for
8428 an internal function call.
8430 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
8432 * tree.h (build_vector_a_then_b): Declare.
8433 * tree.c (build_vector_a_then_b): New function.
8434 * fold-const-call.c (fold_while_ult): Likewise.
8435 (fold_const_call): Use it to handle IFN_WHILE_ULT.
8436 * config/aarch64/aarch64-protos.h (AARCH64_FOR_SVPATTERN): New macro.
8437 (aarch64_svpattern): New enum.
8438 * config/aarch64/aarch64-sve.md (mov<PRED_ALL:mode>): Pass
8439 constants through aarch64_expand_mov_immediate.
8440 (*aarch64_sve_mov<PRED_ALL:mode>): Use aarch64_mov_operand rather
8441 than general_operand as the predicate for operand 1.
8442 (while_ult<GPI:mode><PRED_ALL:mode>): Add a '@' marker.
8443 * config/aarch64/aarch64.c (simd_immediate_info::PTRUE): New
8445 (simd_immediate_info::simd_immediate_info): New overload that
8446 takes a scalar_int_mode and an svpattern.
8447 (simd_immediate_info::u): Add a "pattern" field.
8448 (svpattern_token): New function.
8449 (aarch64_get_sve_pred_bits, aarch64_widest_sve_pred_elt_size)
8450 (aarch64_partial_ptrue_length, aarch64_svpattern_for_vl)
8451 (aarch64_sve_move_pred_via_while): New functions.
8452 (aarch64_expand_mov_immediate): Try using
8453 aarch64_sve_move_pred_via_while for predicates that contain N ones
8454 followed by M zeros but that do not correspond to a VLnnn pattern.
8455 (aarch64_sve_pred_valid_immediate): New function.
8456 (aarch64_simd_valid_immediate): Use it instead of dealing directly
8457 with PTRUE and PFALSE.
8458 (aarch64_output_sve_mov_immediate): Handle new simd_immediate_info
8461 2019-08-13 Iain Sandoe <iain@sandoe.co.uk>
8463 * config/darwin.c (machopic_indirect_call_target): Rename symbol stub
8465 (darwin_override_options): Likewise.
8466 * config/darwin.h: Likewise.
8467 * config/darwin.opt: Likewise.
8468 * config/i386/i386.c (output_pic_addr_const): Likewise.
8469 * config/rs6000/darwin.h: Likewise.
8470 * config/rs6000/rs6000.c (rs6000_call_darwin_1): Likewise.
8471 * config/i386/darwin.h (TARGET_MACHO_PICSYM_STUBS): Rename to ...
8472 ... this TARGET_MACHO_SYMBOL_STUBS.
8473 (FUNCTION_PROFILER):Likewise.
8474 * config/i386/i386.h: Likewise.
8476 2019-08-13 Uroš Bizjak <ubizjak@gmail.com>
8478 * config/i386/i386-expand.c (ix86_expand_vector_extract)
8479 <case E_V2SImode>: Use vec_extr path for
8480 TARGET_MMX_WITH_SSE && TARGET_SSE4_1.
8481 <case E_V8QImode>: Ditto.
8482 * config/i386/mmx.md (*mmx_pextrw_zext): Rename from mmx_pextrw.
8483 Use SWI48 mode iterator. Use %k to output operand 0.
8484 (*mmx_pextrw): New insn pattern.
8485 (*mmx_pextrb): Ditto.
8486 (*mmx_pextrb_zext): Ditto.
8488 2019-08-13 Jonathan Wakely <jwakely@redhat.com>
8490 * target.def (libc_has_function, libc_has_fast_function): Improve
8491 documentation strings.
8492 * doc/tm.texi: Regenerate.
8494 2019-08-13 Caroline Tice <cmtice@google.com>
8497 * config/gnu-user.h (GNU_USER_TARGET_ENDFILE_SPEC): Only add the
8498 vtv_end.o or vtv_end_preinit.o files if !static.
8500 2019-08-13 Olivier Hainque <hainque@adacore.com>
8502 * rtl.h (tablejump_casesi_pattern): Move declaration to proper spot.
8504 2019-08-13 Olivier Hainque <hainque@adacore.com>
8506 * rtlanal.c (tablejump_casesi_pattern): New function, to
8507 determine if a tablejump insn is a casesi dispatcher. Extracted
8508 from patch_jump_insn.
8509 * rtl.h (tablejump_casesi_pattern): Declare.
8510 * cfgrtl.c (patch_jump_insn): Use it.
8511 * dwarf2cfi.c (create_trace_edges): Use it.
8513 2019-08-13 Wilco Dijkstra <wdijkstr@arm.com>
8516 * gcc/config/aarch64/aarch64.md (lrint): Disable lrint pattern if GPF
8517 operand is larger than a long int.
8519 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
8521 * machmode.h (opt_mode::else_mode): New function.
8522 (opt_mode::else_blk): Use it.
8523 * config/aarch64/aarch64-protos.h (aarch64_vq_mode): Declare.
8524 (aarch64_full_sve_mode, aarch64_sve_ld1rq_operand_p): Likewise.
8525 (aarch64_gen_stepped_int_parallel): Likewise.
8526 (aarch64_stepped_int_parallel_p): Likewise.
8527 (aarch64_expand_mov_immediate): Remove the optional gen_vec_duplicate
8529 * config/aarch64/aarch64.c
8530 (aarch64_expand_sve_widened_duplicate): Delete.
8531 (aarch64_expand_sve_dupq, aarch64_expand_sve_ld1rq): New functions.
8532 (aarch64_expand_sve_const_vector): Rewrite to handle more cases.
8533 (aarch64_expand_mov_immediate): Remove the optional gen_vec_duplicate
8534 argument. Use early returns in the !CONST_INT_P handling.
8535 Pass all SVE data vectors to aarch64_expand_sve_const_vector rather
8536 than handling some inline.
8537 (aarch64_full_sve_mode, aarch64_vq_mode): New functions, split out
8539 (aarch64_simd_container_mode): ...here.
8540 (aarch64_gen_stepped_int_parallel, aarch64_stepped_int_parallel_p)
8541 (aarch64_sve_ld1rq_operand_p): New functions.
8542 * config/aarch64/predicates.md (descending_int_parallel)
8543 (aarch64_sve_ld1rq_operand): New predicates.
8544 * config/aarch64/constraints.md (UtQ): New constraint.
8545 * config/aarch64/aarch64.md (UNSPEC_REINTERPRET): New unspec.
8546 * config/aarch64/aarch64-sve.md (mov<SVE_ALL:mode>): Remove the
8547 gen_vec_duplicate from call to aarch64_expand_mov_immediate.
8548 (@aarch64_sve_reinterpret<mode>): New expander.
8549 (*aarch64_sve_reinterpret<mode>): New pattern.
8550 (@aarch64_vec_duplicate_vq<mode>_le): New pattern.
8551 (@aarch64_vec_duplicate_vq<mode>_be): Likewise.
8552 (*sve_ld1rq<Vesize>): Replace with...
8553 (@aarch64_sve_ld1rq<mode>): ...this new pattern.
8555 2019-08-13 Wilco Dijkstra <wdijkstr@arm.com>
8557 * config/aarch64/aarch64.c (generic_tunings): Set function alignment to
8560 2019-08-13 Jozef Lawrynowicz <jozef.l@mittosystems.com>
8562 * config/msp430/driver-msp430.c (msp430_set_driver_var): New.
8563 * config/msp430/msp430-devices.c (canonicalize_path_dirsep): New.
8564 (msp430_check_path_for_devices): New.
8565 (parse_devices_csv_1): New.
8566 (parse_devices_csv): New.
8567 (msp430_extract_mcu_data): Try to find devices.csv and search for the
8568 MCU data in devices.csv before using the hard-coded data.
8569 Warn if devices.csv isn't found and the MCU wasn't found in the
8570 hard-coded data either.
8571 * config/msp430/msp430.h (DRIVER_SELF_SPECS): Call
8572 msp430_set_driver_var for -mno-warn-devices-csv and -mdevices-csv-loc.
8573 Search for devices.csv on -I and -L paths.
8574 (EXTRA_SPEC_FUNCTIONS): Add msp430_check_path_for_devices and
8575 msp430_set_driver_var.
8576 * config/msp430/msp430.opt: Add -mwarn-devices-csv and
8578 * doc/invoke.texi (-mmcu): Document that -I and -L paths are
8579 searched for devices.csv.
8580 (mwarn-devices-csv): Document option.
8582 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
8584 * config/aarch64/aarch64-protos.h (aarch64_output_ptrue): Delete.
8585 * config/aarch64/aarch64-sve.md (*aarch64_sve_mov<PRED_ALL:mode>):
8586 Use a single Dn alternative instead of separate Dz and Dm
8587 alternatives. Use aarch64_output_sve_move_immediate.
8588 * config/aarch64/aarch64.c (aarch64_sve_element_int_mode): New
8590 (aarch64_simd_valid_immediate): Fill in the simd_immediate_info
8592 (aarch64_output_sve_mov_immediate): Handle predicate modes.
8593 (aarch64_output_ptrue): Delete.
8595 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
8597 * config/aarch64/aarch64.c (simd_immediate_info::insn_type): Add
8599 (simd_immediate_info::value, simd_immediate_info::step)
8600 (simd_immediate_info::modifier, simd_immediate_info::shift): Replace
8602 (simd_immediate_info::u): ...this new union.
8603 (simd_immediate_info::simd_immediate_info): Update accordingly.
8604 (aarch64_output_simd_mov_immediate): Likewise.
8605 (aarch64_output_sve_mov_immediate): Likewise.
8607 2019-08-13 Jozef Lawrynowicz <jozef.l@mittosystems.com>
8609 * config.gcc (msp430*-*-*): Add msp430-devices.o to extra_objs and
8611 * config/msp430/driver-msp430.c: Remove msp430_mcu_data.
8612 (msp430_select_cpu): New spec function.
8613 (msp430_select_hwmult_lib): Use msp430_extract_mcu_data to extract
8615 * config/msp430/msp430-devices.c: New file.
8616 * config/msp430/msp430-devices.h: New file.
8617 * config/msp430/msp430.c: Remove msp430_mcu_data.
8618 (msp430_option_override): Use msp430_extract_mcu_data to extract
8620 (msp430_use_f5_series_hwmult): Likewise.
8621 (use_32bit_hwmult): Likewise.
8622 (msp430_no_hwmult): Likewise.
8623 * config/msp430/msp430.h (ASM_SPEC): Don't pass -mmcu to the
8625 (DRIVER_SELF_SPECS): Call msp430_select_cpu if -mmcu is used without
8627 (EXTRA_SPEC_FUNCTIONS): Add msp430_select_cpu.
8628 * config/msp430/t-msp430: Add rule to build msp430-devices.o.
8629 Remove hard-coded MCU multilib data.
8631 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
8633 * config/aarch64/aarch64.c (aarch64_classify_vector_mode): Switch
8634 based on the mode instead of testing properties of it.
8636 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
8638 * doc/md.texi: Document the x and y constraints for AArch64.
8639 * config/aarch64/aarch64.h (FP_LO8_REGNUM_P): New macro.
8640 (FP_LO8_REGS): New reg_class.
8641 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Add an entry for FP_LO8_REGS.
8642 * config/aarch64/aarch64.c (aarch64_hard_regno_nregs)
8643 (aarch64_regno_regclass, aarch64_class_max_nregs): Handle FP_LO8_REGS.
8644 * config/aarch64/predicates.md (aarch64_simd_register): Use
8645 FP_REGNUM_P instead of checking the classes manually.
8646 * config/aarch64/constraints.md (y): New constraint.
8648 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
8650 * config/aarch64/iterators.md (perm_insn): Include the "1"/"2" suffix.
8651 (perm_hilo): Remove UNSPEC_ZIP*, UNSEPC_TRN* and UNSPEC_UZP*.
8652 * config/aarch64/aarch64-simd.md
8653 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Rename to..
8654 (aarch64_<PERMUTE:perm_insn><mode>): ...this and remove perm_hilo
8655 from the asm template.
8656 * config/aarch64/aarch64-sve.md
8657 (aarch64_<perm_insn><perm_hilo><PRED_ALL:mode>): Rename to..
8658 (aarch64_<perm_insn><PRED_ALL:mode>): ...this and remove perm_hilo
8659 from the asm template.
8660 (aarch64_<perm_insn><perm_hilo><SVE_ALL:mode>): Rename to..
8661 (aarch64_<perm_insn><SVE_ALL:mode>): ...this and remove perm_hilo
8662 from the asm template.
8663 * config/aarch64/aarch64-simd-builtins.def: Update comment.
8665 2019-08-13 Martin Liska <mliska@suse.cz>
8667 * value-prof.c (gimple_ic_transform): Add new line.
8668 Print details with MSG_NOTE.
8670 2019-08-13 Martin Liska <mliska@suse.cz>
8672 * doc/invoke.texi: Document automatic detection of jobserver.
8673 * lto-wrapper.c (run_gcc): Detect jobserver always.
8675 2019-08-13 Uroš Bizjak <ubizjak@gmail.com>
8677 * config/i386/i386-expand.c (ix86_expand_vector_set)
8678 <case E_V2SImode>: Use vec_merge path for
8679 TARGET_MMX_WITH_SSE && TARGET_SSE4_1.
8680 <case E_V8QImode>: Ditto.
8681 * config/i386/mmx.md (*mmx_pinsrd): New insn pattern.
8682 (*mmx_pinsrb): Ditto.
8684 2019-08-12 Jakub Jelinek <jakub@redhat.com>
8688 * config/i386/avxintrin.h (_mm256_zextpd128_pd256,
8689 _mm256_zextps128_ps256, _mm256_zextsi128_si256): New intrinsics.
8690 * config/i386/avx512fintrin.h (_mm512_zextpd128_pd512,
8691 _mm512_zextps128_ps512, _mm512_zextsi128_si512, _mm512_zextpd256_pd512,
8692 _mm512_zextps256_ps512, _mm512_zextsi256_si512): Likewise.
8694 2019-08-12 Richard Biener <rguenther@suse.de>
8697 * tree.c (free_lang_data_in_type): Do not free TYPE_BINFO dependent on
8700 2019-08-12 Richard Biener <rguenther@suse.de>
8703 * lto-wrapper.c (get_options_from_collect_gcc_options): Remove
8704 lang_mask option, always use CL_DRIVER.
8705 (get_options_from_collect_gcc_options): Adjust.
8706 (find_and_merge_options): Likewise.
8707 (run_gcc): Likewise.
8709 2019-08-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8711 * ipa-predicate.c (add_condition): Restore inverted test.
8713 2019-08-10 Jakub Jelinek <jakub@redhat.com>
8715 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_DEVICE_TYPE.
8716 (enum omp_clause_device_type_kind): New enum.
8717 (struct tree_omp_clause): Add subcode.device_type_kind.
8718 * tree.h (OMP_CLAUSE_DEVICE_TYPE_KIND): Define.
8719 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add entries
8720 for device_type clause.
8721 (walk_tree_1): Handle OMP_CLAUSE_DEVICE_TYPE.
8722 * tree-pretty-print.c (dump_omp_clause): Likewise.
8725 * config/i386/mmx.md (usadv8qi): Use register_operand instead of
8728 2019-08-09 Vladimir Makarov <vmakarov@redhat.com>
8730 * reload1.c (finish_spills): Do not check ira_conflicts_p when
8731 handling spilled pseudos.
8733 2019-08-09 Richard Earnshaw <rearnsha@arm.com>
8736 * config/aarch64/aarch64.c (aarch64_gen_adjusted_ldpstp): Use copy_rtx
8737 to preserve the contents of the original insns.
8739 2019-08-09 Richard Earnshaw <rearnsha@arm.com>
8741 * config/arm/arm.md (addsi3_compare_op1): Add 16-bit thumb-2 variants.
8742 (addsi3_compare_op2): Likewise.
8744 2019-08-09 Martin Liska <mliska@suse.cz>
8746 * alias.c (alias_ptr_types_compatible_p): Strengten
8747 type comparison in LTO mode.
8749 2019-08-09 Richard Sandiford <richard.sandiford@arm.com>
8752 * tree-tailcall.c (find_tail_calls): Reject calls that might
8753 read from an escaped RESULT_DECL.
8755 2019-08-09 Martin Liska <mliska@suse.cz>
8757 * doc/invoke.texi: Document the option value.
8758 * lto-wrapper.c (run_gcc): Set auto_parallel
8759 only with -flto=auto.
8761 2019-08-09 Martin Liska <mliska@suse.cz>
8763 * opts.c (common_handle_option): Error for an invalid argument
8766 2019-08-09 Martin Liska <mliska@suse.cz>
8768 * ipa-icf.c (sem_function::merge): Define AUTO_DUMP_SCOPE and
8769 use dump_printf to report optimization.
8770 (sem_variable::merge): Likwise.
8771 (sem_item_optimizer::merge_classes): Use dump_printf to report
8774 2019-08-09 Martin Liska <mliska@suse.cz>
8776 * value-prof.c (gimple_divmod_fixed_value_transform):
8777 Use dump_printf_loc.
8778 (gimple_mod_pow2_value_transform): Likewise.
8779 (gimple_mod_subtract_transform): Likewise.
8780 (init_node_map): Likewise.
8781 (gimple_ic_transform): Likewise.
8782 (gimple_stringops_transform): Likewise.
8784 2019-08-08 Mihailo Stojanovic <mistojanovic@wavecomp.com>
8786 * doc/extend.texi: Add const qualifier to ld intrinsics.
8788 2019-08-08 Segher Boessenkool <segher@kernel.crashing.org>
8790 * config/rs6000/dfp.md (D64_D128): Rename to ...
8791 (DDTD): ... this, throughout.
8792 (dfp_suffix): Rename to ...
8793 (q): ... this, throughout.
8795 2019-08-08 Segher Boessenkool <segher@kernel.crashing.org>
8797 * config/rs6000/dfp.md (D64_D128): Move earlier in the file.
8798 (dfp_suffix): Ditto.
8799 (adddd3, addtd3): Merge to ...
8800 (add<mode>3 for D64_D128): ... this.
8801 (subdd3, subtd3): Merge to ...
8802 (sub<mode>3 for D64_D128): ... this.
8803 (muldd3, multd3): Merge to ...
8804 (mul<mode>3 for D64_D128): ... this.
8805 (divdd3, divtd3): Merge to ...
8806 (div<mode>3 for D64_D128): ... this.
8807 (*cmpdd_internal1, *cmptd_internal1): Merge to ...
8808 (*cmp<mode>_internal1 for D64_D128): ... this.
8809 (ftruncdd2, ftrunctd2): Merge to ...
8810 (ftrunc<mode>2 for D64_D128): ... this.
8811 (fixdddi2, fixtddi2): Merge to ...
8812 (fix<mode>di2 for D64_D128): ... this.
8814 2019-08-08 Jim Wilson <jimw@sifive.com>
8817 * config/riscv/riscv.c (riscv_flatten_aggregate_field): New arg
8818 ignore_zero_width_bit_field_p. Skip zero size bitfields when true.
8819 Pass into recursive call.
8820 (riscv_flatten_aggregate_argument): New arg. Pass to
8821 riscv_flatten_aggregate_field.
8822 (riscv_pass_aggregate_in_fpr_pair_p): New local warned. Call
8823 riscv_flatten_aggregate_argument twice, with false and true as last
8824 arg. Process result twice. Compare results and warn if different.
8825 (riscv_pass_aggregate_in_fpr_and_gpr_p): Likewise.
8827 2019-08-08 Martin Liska <mliska@suse.cz>
8830 * gcc.c (driver::detect_jobserver): Use is_valid_fd.
8831 * lto-wrapper.c (jobserver_active_p): Likewise.
8833 2019-08-08 Martin Liska <mliska@suse.cz>
8835 * cgraphclones.c (set_new_clone_decl_and_node_flags): Drop
8836 IS_OPERATOR_NEW and IS_OPERATOR_DELETE.
8837 (create_version_clone_with_body): Likewise.
8839 2019-08-08 Jakub Jelinek <jakub@redhat.com>
8841 * gimplify.c (omp_add_variable): Use GOVD_PRIVATE | GOVD_EXPLICIT
8842 for VLA helper variables on target data even if not GOVD_FIRSTPRIVATE.
8843 (gimplify_scan_omp_clauses): For OMP_CLAUSE_USE_DEVICE_* use just
8844 GOVD_EXPLICIT flags.
8845 (gimplify_omp_workshare): For OMP_TARGET_DATA move all
8846 OMP_CLAUSE_USE_DEVICE_* clauses to the end of clauses chain.
8847 * omp-low.c (scan_sharing_clauses): For OMP_CLAUSE_USE_DEVICE_*
8848 call install_var_field with mask 11 instead of 3.
8849 (lower_omp_target): For OMP_CLAUSE_USE_DEVICE_* use pass
8850 (splay_tree_key) &DECL_UID (var) to build_sender_ref instead of var.
8852 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
8854 * config/aarch64/constraints.md (Z): Handle floating-point zeros too.
8855 * config/aarch64/predicates.md (aarch64_reg_or_zero): Likewise.
8857 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
8859 * config/aarch64/aarch64-sve.md (vec_shl_insert_<mode>): Add
8860 MOVPRFX alternatives. Make the GPR alternatives more expensive
8863 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
8865 * config/aarch64/aarch64-sve.md (fold_extract_last_<mode>):
8866 Disparage the GPR alternative relative to the FPR one.
8867 Fix handling of 8-bit and 16-bit FPR values.
8869 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
8871 * config/aarch64/iterators.md (BITWISEV): Delete.
8872 (SVE_INT_REDUCTION, SVE_FP_REDUCTION): New int iterators.
8873 (optab): Handle UNSPEC_UMAXV, UNSPEC_UMINV, UNSPEC_SMAXV,
8874 UNSPEC_SMINV, UNSPEC_FADDV, UNSPEC_FMAXNMV, UNSPEC_FMAXV,
8875 UNSPEC_FMINNMV, UNSPEC_FMINV.
8876 (bit_reduc_op): Delete.
8877 (sve_int_op): New int attribute.
8878 (sve_fp_op): Handle UNSPEC_FADDV, UNSPEC_FMAXNMV, UNSPEC_FMAXV,
8879 UNSPEC_FMINNMV, UNSPEC_FMINV.
8880 * config/aarch64/aarch64-sve.md
8881 (reduc_<MAXMINV:maxmin_uns>_scal_<SVE_I:mode>)
8882 (*reduc_<MAXMINV:maxmin_uns>_scal_<SVE_I:mode>)
8883 (reduc_<BITWISEV:optab>_scal_<SVE_I:mode>)
8884 (*reduc_<BITWISEV:optab>_scal_<SVE_I:mode>): Merge into...
8885 (reduc_<SVE_INT_REDUCTION:optab>_scal_<SVE_I:mode>)
8886 (*reduc_<SVE_INT_REDUCTION:optab>_scal_<SVE_I:mode>): ...these
8888 (reduc_plus_scal_<SVE_F:mode>, *reduc_plus_scal_<SVE_I:mode>)
8889 (reduc_<FMAXMINV:optab>_scal_<SVE_F:mode>)
8890 (*reduc_<FMAXMINV:optab>_scal_<SVE_F:mode>): Merge into...
8891 (reduc_<SVE_FP_REDUCTION:optab>_scal_<SVE_F:mode>)
8892 (*reduc_<SVE_FP_REDUCTION:optab>_scal_<SVE_F:mode>): ...these
8895 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
8897 * config/aarch64/aarch64-sve.md (fma<mode>4, *fma<mode>4)
8898 (fnma<mode>4, *fnma<mode>4, fnms<mode>4, *fnms<mode>4)
8899 (fms<mode>4, *fms<mode>4): Replace with...
8900 (<SVE_COND_FP_TERNARY:optab><SVE_F:mode>4)
8901 (*<SVE_COND_FP_TERNARY:optab><SVE_F:mode>4): ...these new patterns.
8902 Use unspecs instead of rtx codes.
8903 (cond_<optab><mode>, *cond_<optab><mode>_2, *cond_<optab><mode>_4)
8904 (*cond_<optab><mode>_any): Add the predicate to SVE_COND_FP_TERNARY.
8906 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
8908 * config/aarch64/iterators.md (SVE_COND_FP_MAXMIN_PUBLIC): New
8910 (maxmin_uns_op): Handle UNSPEC_COND_FMAXNM and UNSPEC_COND_FMINNM.
8911 * config/aarch64/aarch64-sve.md
8912 (<FMAXMIN:su><FMAXMIN:maxmin><SVE_F:mode>3): Rename to...
8913 (<SVE_COND_FP_MAXMIN_PUBLIC:optab><SVE_F:mode>3): ...this and
8914 use a single unspec for the rhs.
8915 (*<su><maxmin><mode>3): Delete.
8916 (<maxmin_uns><SVE_F:mode>3): Use a single unspec for the rhs.
8918 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
8920 * config/aarch64/iterators.md (UNSPEC_COND_FABS, UNSPEC_COND_FNEG)
8921 (UNSPEC_COND_FRINTA, UNSPEC_COND_FRINTI, UNSPEC_COND_FRINTM)
8922 (UNSPEC_COND_FRINTN, UNSPEC_COND_FRINTP, UNSPEC_COND_FRINTX)
8923 (UNSPEC_COND_FRINTZ, UNSPEC_COND_FSQRT): New unspecs.
8924 (optab, sve_fp_op): Handle them.
8925 (SVE_FP_UNARY): Delete.
8926 (optab): Remove sqrt entry.
8927 (sve_fp_op): Remove neg, abs and sqrt entries.
8928 (SVE_COND_FP_UNARY): New int iterator.
8929 * config/aarch64/aarch64-sve.md (<frint_pattern><mode>2)
8930 (*<frint_pattern><mode>2): Delete.
8931 (<SVE_FP_UNARY:optab><SVE_F:mode>2): Replace with...
8932 (<SVE_COND_FP_UNARY:optab><SVE_F:mode>2): ...this.
8933 (*<SVE_FP_UNARY:optab><SVE_F:mode>2): Replace with...
8934 (*<SVE_COND_FP_UNARY:optab><SVE_F:mode>2): ...this.
8936 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
8938 * config/aarch64/aarch64-sve.md (*pred_fold_left_plus_<mode>): Delete.
8940 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
8942 * config/aarch64/iterators.md (UNSPEC_COND_ADD): Rename to...
8943 (UNSPEC_COND_FADD): ...this.
8944 (UNSPEC_COND_SUB): Rename to...
8945 (UNSPEC_COND_FSUB): ...this.
8946 (UNSPEC_COND_MUL): Rename to...
8947 (UNSPEC_COND_FMUL): ...this.
8948 (UNSPEC_COND_DIV): Rename to...
8949 (UNSPEC_COND_FDIV): ...this.
8950 (UNSPEC_COND_MAX): Rename to...
8951 (UNSPEC_COND_FMAXNM): ...this.
8952 (UNSPEC_COND_MIN): Rename to...
8953 (UNSPEC_COND_FMINNM): ...this.
8954 (UNSPEC_COND_LT): Rename to...
8955 (UNSPEC_COND_FCMLT): ...this.
8956 (UNSPEC_COND_LE): Rename to...
8957 (UNSPEC_COND_FCMLE): ...this.
8958 (UNSPEC_COND_EQ): Rename to...
8959 (UNSPEC_COND_FCMEQ): ...this.
8960 (UNSPEC_COND_NE): Rename to...
8961 (UNSPEC_COND_FCMNE): ...this.
8962 (UNSPEC_COND_GE): Rename to...
8963 (UNSPEC_COND_FCMGE): ...this.
8964 (UNSPEC_COND_GT): Rename to...
8965 (UNSPEC_COND_FCMGT): ...this.
8966 (SVE_COND_FP_BINARY, SVE_COND_FP_CMP, optab, cmp_op, sve_fp_op)
8967 (sve_fp_op_rev): Update accordingly.
8968 * config/aarch64/aarch64.c (aarch64_unspec_cond_code): Likewise.
8970 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
8972 * config/aarch64/aarch64-sve.md: Reorganize contents and add
8974 * config/aarch64/check-sve-md.awk: New file.
8975 * config/aarch64/t-aarch64 (s-check-sve-md): New rule.
8976 (insn-conditions.md): Depend on it.
8978 2019-08-07 Uroš Bizjak <ubizjak@gmail.com>
8981 * config/i386/sse.md (*negsi2_1_zext): Simplify insn pattern.
8982 (*negsi2_cmpz_zext): Ditto.
8984 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
8986 * config/aarch64/iterators.md (commutative): Remove.
8988 2019-08-07 Richard Earnshaw <rearnsha@arm.com>
8991 * lto-wrapper.c (find_and_merge_options): Use CL_DRIVER when
8992 processing COLLECT_GCC_OPTIONS.
8993 (run_gcc): Likewise.
8995 2019-08-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
8997 PR tree-optimization/91109
8998 * lra-remat.c (update_scratch_ops): Remove assignment of the
9001 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
9003 * data-streamer.h (streamer_write_poly_uint64): Declare.
9004 (streamer_read_poly_uint64): Likewise.
9005 * data-streamer-in.c (streamer_read_poly_uint64): New function.
9006 * data-streamer-out.c (streamer_write_poly_uint64): Likewise.
9007 * ipa-predicate.h (condition::size): Turn into a poly_int64.
9008 (add_condition): Take a poly_int64 size.
9009 * ipa-predicate.c (add_condition): Likewise.
9010 * ipa-prop.h (ipa_load_from_parm_agg): Take a poly_int64 size pointer.
9011 * ipa-prop.c (ipa_load_from_parm_agg): Likewise.
9012 (ipcp_modif_dom_walker::before_dom_children): Update accordingly.
9013 * ipa-fnsummary.c (evaluate_conditions_for_known_args): Handle
9014 condition::size as a poly_int64.
9015 (unmodified_parm_1): Take a poly_int64 size pointer.
9016 (unmodified_parm): Likewise.
9017 (unmodified_parm_or_parm_agg_item): Likewise.
9018 (set_cond_stmt_execution_predicate): Update accordingly.
9019 (set_switch_stmt_execution_predicate): Likewise.
9020 (will_be_nonconstant_expr_predicate): Likewise.
9021 (will_be_nonconstant_predicate): Likewise.
9022 (inline_read_section): Stream condition::size as a poly_int.
9023 (ipa_fn_summary_write): Likewise.
9025 2019-08-07 Martin Liska <mliska@suse.cz>
9027 * fold-const.c (twoval_comparison_p): Replace int
9028 with bool as a return type.
9029 (simple_operand_p): Likewise.
9030 (operand_equal_p): Replace int with bool as a return type.
9031 * fold-const.h (operand_equal_p): Likewise.
9033 2019-08-07 Jakub Jelinek <jakub@redhat.com>
9035 * tree-core.h (enum omp_clause_code): Adjust OMP_CLAUSE_USE_DEVICE_PTR
9036 OpenMP description. Add OMP_CLAUSE_USE_DEVICE_ADDR clause.
9037 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add entries
9038 for OMP_CLAUSE_USE_DEVICE_ADDR clause.
9039 (walk_tree_1): Handle OMP_CLAUSE_USE_DEVICE_ADDR.
9040 * tree-pretty-print.c (dump_omp_clause): Likewise.
9041 * tree-nested.c (convert_nonlocal_omp_clauses,
9042 convert_local_omp_clauses): Likewise.
9043 * gimplify.c (gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses):
9045 * omp-low.c (scan_sharing_clauses, lower_omp_target): Likewise.
9046 Treat OMP_CLAUSE_USE_DEVICE_ADDR like OMP_CLAUSE_USE_DEVICE_PTR
9047 clause with array or reference to array types, no matter what type
9048 except for reference it has.
9050 2019-08-07 Kewen Lin <linkw@gcc.gnu.org>
9052 * config/rs6000/vector.md (vrotr<mode>3): New define_expand.
9054 2019-08-07 Kito Cheng <kito.cheng@sifive.com>
9056 * config/riscv/multilib-generator: (canonical_order): Add 'g'.
9057 (arch_canonicalize): Support rv32g and rv64g and fix error
9060 2019-08-06 Martin Liska <mliska@suse.cz>
9062 * cgraph.c (cgraph_node::dump): Dump DECL_IS_OPERATOR_NEW_P
9063 and DECL_IS_OPERATOR_DELETE_P.
9065 2019-08-06 Jakub Jelinek <jakub@redhat.com>
9067 * tree.h (OMP_CLAUSE_LASTPRIVATE_TASKLOOP_IV): Rename to ...
9068 (OMP_CLAUSE_LASTPRIVATE_LOOP_IV): ... this. Adjust comment.
9069 * gimplify.c (gimple_add_tmp_var): In SIMD contexts, turn addressable
9070 new vars into GOVD_PRIVATE rather than GOVD_LOCAL.
9071 (gimplify_omp_for): Don't do C++ random access iterator clause
9072 adjustments on combined constructs from OMP_LOOP. For OMP_LOOP,
9073 don't predetermine the artificial iterator in case of C++ random
9074 access iterators as lastprivate, but private. For OMP_LOOP, force
9075 bind expr around simd body and force for_pre_body before the
9076 construct. Use OMP_CLAUSE_LASTPRIVATE_LOOP_IV instead of
9077 OMP_CLAUSE_LASTPRIVATE_TASKLOOP_IV.
9078 (gimplify_omp_loop): Add firstprivate clauses on OMP_PARALLEL for
9079 diff var of C++ random access iterators. Handle
9080 OMP_CLAUSE_FIRSTPRIVATE. For OMP_CLAUSE_LASTPRIVATE_LOOP_IV, if
9081 not outermost also add OMP_CLAUSE_FIRSTPRIVATE, and in both cases
9082 clear OMP_CLAUSE_LASTPRIVATE_LOOP_IV on the lastprivate clause
9083 on the OMP_FOR and OMP_DISTRIBUTE constructs if any.
9084 * omp-low.c (lower_rec_input_clauses): For
9085 OMP_CLAUSE_LASTPRIVATE_LOOP_IV on simd copy construct the private
9086 variables instead of default constructing them.
9087 (lower_lastprivate_clauses): Use OMP_CLAUSE_LASTPRIVATE_LOOP_IV
9088 instead of OMP_CLAUSE_LASTPRIVATE_TASKLOOP_IV and move the
9089 is_taskloop_ctx check from the assert to the guarding condition.
9091 2019-08-06 Kito Cheng <kito.cheng@sifive.com>
9093 * config/riscv/multilib-generator: (canonical_order): New.
9094 (arch_canonicalize): Dito.
9095 Apply arch_canonicalize for alts.
9097 2019-08-05 Martin Sebor <msebor@redhat.com>
9099 * doc/extend.texi (Common Variable Attributes): Document alias
9102 2019-08-05 Marek Polacek <polacek@redhat.com>
9104 PR c++/91338 - Implement P1161R3: Deprecate a[b,c].
9105 * doc/invoke.texi: Document -Wcomma-subscript.
9107 2019-08-05 Richard Sandiford <richard.sandiford@arm.com>
9109 * tree-core.h (tree_function_decl): Make function_code an
9110 independent field. Group the remaining bitfields into bytes
9111 and move decl_type so that it contines to be at a byte boundary.
9112 Leave 12 bits for future expansion.
9114 2019-08-05 Richard Sandiford <richard.sandiford@arm.com>
9116 * gimple-fold.c (gimple_fold_mask_load_store_mem_ref)
9117 (gimple_fold_mask_load, gimple_fold_mask_store): New functions.
9118 (gimple_fold_call): Use them to fold IFN_MASK_LOAD and
9121 2019-08-05 Richard Sandiford <richard.sandiford@arm.com>
9123 * gimple.h (gimple_move_vops): Declare.
9124 * gimple.c (gimple_move_vops): New function
9125 * gimple-fold.c (replace_call_with_call_and_fold)
9126 (gimple_fold_builtin_memory_op, gimple_fold_builtin_memset)
9127 (gimple_fold_builtin_stpcpy, fold_builtin_atomic_compare_exchange)
9128 (gimple_fold_call): Use it.
9129 * ipa-param-manipulation.c (ipa_modify_call_arguments): Likewise.
9130 * tree-call-cdce.c (use_internal_fn): Likewise.
9131 * tree-if-conv.c (predicate_load_or_store): Likewise.
9132 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
9133 * tree-ssa-math-opts.c (pass_cse_reciprocals::execute): Likewise.
9134 * tree-ssa-propagate.c (finish_update_gimple_call): Likewise.
9135 (update_call_from_tree): Likewise.
9136 * tree-vect-stmts.c (vectorizable_load): Likewise.
9137 * tree-vectorizer.c (adjust_simduid_builtins): Likewise.
9139 2019-08-05 Martin Liska <mliska@suse.cz>
9142 * tree-ssa-dce.c (propagate_necessity): Handle new operators
9144 (eliminate_unnecessary_stmts): Likewise.
9146 2019-08-05 Richard Biener <rguenther@suse.de>
9149 * fold-const.c (get_array_ctor_element_at_index): Create
9150 offset_ints according to the sign of the index type and treat
9151 that as signed if it is obviously so.
9153 2019-08-05 Jakub Jelinek <jakub@redhat.com>
9156 * config/i386/avxintrin.h (_mm256_loadu2_m128, _mm256_storeu2_m128,
9157 _mm256_loadu2_m128d, _mm256_storeu2_m128d, _mm256_loadu2_m128i,
9158 _mm256_storeu2_m128i): New function.
9160 2019-08-05 Kito Cheng <kito.cheng@sifive.com>
9162 * config/riscv/riscv.c (riscv_promote_function_mode): New.
9163 (TARGET_PROMOTE_FUNCTION_MODE): Use riscv_promote_function_mode.
9165 2019-08-05 Alan Modra <amodra@gmail.com>
9168 * config/rs6000/freebsd64.h (CPLUSPLUS_CPP_SPEC),
9169 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
9171 2019-08-04 Gerald Pfeifer <gerald@pfeifer.com>
9173 * doc/install.texi (Prerequisites): Remove reference to Tcl 8.6
9174 bug that was fixed in Tcl 8.6.1.
9176 2019-08-02 Michael Meissner <meissner@linux.ibm.com>
9178 * config/rs6000/future.md: New file.
9179 * config/rs6000/rs6000.md: Include future.md.
9180 * config/rs6000/t-rs6000 (MD_INCLUDES): Add future.md.
9182 2019-08-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
9184 * function.c (assign_parm_adjust_stack_rtl): Revise STRICT_ALIGNMENT
9185 check to use targetm.slow_unaligned_access instead.
9187 * function.c (assign_param_data_one): Remove unused data members.
9189 2019-08-02 Steve Ellcey <sellcey@marvell.com>
9191 * omp-simd-clone.c (simd_clone_adjust_return_type): Remove call to
9192 build_distinct_type_copy.
9193 (simd_clone_adjust_argument_types): Ditto.
9194 (simd_clone_adjust): Call build_distinct_type_copy here.
9195 (expand_simd_clones): Ditto.
9197 2019-08-02 Uroš Bizjak <ubizjak@gmail.com>
9200 * config/i386/sse.md (*vec_extractv16qi_zext): New insn pattern.
9202 2019-08-02 Alexander Monakov <amonakov@ispras.ru>
9204 * tree-ssa-loop-im.c (sort_bbs_in_loop_postorder_cmp): Simplify casts
9205 from 'const void *'.
9206 (sort_locs_in_loop_postorder_cmp): Likewise.
9208 2019-08-02 Eric Botcazou <ebotcazou@adacore.com>
9210 * doc/invoke.texi (hot-bb-count-fraction): Rework description.
9211 (hot-bb-count-ws-permille): Likewise.
9212 (hot-bb-frequency-fraction): Likewise.
9213 (unlikely-bb-count-fraction): Likewise.
9214 * params.def (hot-bb-count-fraction): Rework description.
9215 (hot-bb-count-ws-permille): Likewise.
9216 (hot-bb-frequency-fraction): Likewise.
9217 (unlikely-bb-count-fraction): Likewise. Remove min and max values.
9218 * predict.c (get_hot_bb_threshold): Deal with 0 HOT_BB_COUNT_FRACTION.
9220 2019-08-02 Uroš Bizjak <ubizjak@gmail.com>
9223 * config/i386/i386-expand.c (ix86_unordered_fp_compare) <case LTGT>:
9226 2019-08-02 Richard Biener <rguenther@suse.de>
9228 * vec.h (vec::sort): Add gcc_qsort_r support.
9229 (vec::bsearch): Add an overload with gcc_qsort_r style callbacks.
9230 * tree-ssa-loop-im.c (sort_bbs_in_loop_postorder_cmp): Adjust
9231 to gcc_qsort_r style callback.
9232 (sort_locs_in_loop_postorder_cmp): Likewise.
9233 (analyze_memory_references): Use gcc_sort_r interfaces.
9234 (find_ref_loc_in_loop_cmp): Use new bsearch overload.
9236 2019-08-02 Martin Liska <mliska@suse.cz>
9239 * gcc.c (driver::maybe_run_linker): Call detect_jobserver
9240 to detect working job server.
9241 (driver::detect_jobserver): Test whether jobserver
9242 is active from GCC driver. That will prevent situation where
9243 GCC is invoked from a LD plugin and the linker already uses
9244 file descriptors suggested by make. That leads to a wrong
9246 * gcc.h (driver): Add detect_jobserver.
9247 * lto-wrapper.c (jobserver_active_p): Simplify sscanf by
9248 not scanning for --jobserver-auth prefix.
9250 2019-08-02 Jakub Jelinek <jakub@redhat.com>
9252 PR tree-optimization/91201
9253 * config/i386/i386-expand.c (ix86_expand_vector_extract): For elt == 0
9254 V16QImode extraction without sse4.1 try to use V4SImode lowpart
9257 2019-08-01 Martin Sebor <msebor@redhat.com>
9260 * tree.c (type_initializer_zero_p): Define.
9261 * tree.h (type_initializer_zero_p): New function.
9263 2019-08-01 Eric Botcazou <ebotcazou@adacore.com>
9265 * cfgrtl.c (relink_block_chain): Add line returns in dump file.
9267 2019-08-01 Eric Botcazou <ebotcazou@adacore.com>
9269 * cgraph.h (cgraph_edge::maybe_hot_p): Tweak comment.
9270 * cgraph.c (cgraph_edge::maybe_hot_p): Likewise. Remove useless test.
9271 * predict.c (maybe_hot_count_p): Likewise.
9272 (maybe_hot_bb_p): Tweak comment.
9273 (maybe_hot_edge_p): Likewise.
9274 (probably_never_executed): Likewise. Minor tweak.
9275 (probably_never_executed_bb_p): Likewise.
9276 (unlikely_executed_edge_p): Likewise.
9277 (probably_never_executed_edge_p): Likewise.
9278 (optimize_function_for_size_p): Likewise.
9279 (optimize_function_for_speed_p): Likewise.
9280 (function_optimization_type): Likewise.
9281 (optimize_bb_for_size_p): Likewise.
9282 (optimize_bb_for_speed_p): Likewise.
9283 (bb_optimization_type): Likewise.
9284 (optimize_edge_for_size_p): Likewise.
9285 (optimize_edge_for_speed_p): Likewise.
9286 (optimize_insn_for_size_p): Likewise.
9287 (optimize_insn_for_speed_p): Likewise.
9288 (optimize_loop_for_size_p): Likewise.
9289 (optimize_loop_for_speed_p): Likewise.
9290 (optimize_loop_nest_for_speed_p): Likewise.
9291 (optimize_loop_nest_for_size_p): Likewise.
9292 (predictable_edge_p): Likewise.
9293 (handle_missing_profiles): Minor tweak.
9295 2019-08-01 Michael Meissner <meissner@linux.ibm.com>
9297 * config/rs6000/predicates.md (pcrel_external_address): Update
9300 2019-08-01 Uroš Bizjak <ubizjak@gmail.com>
9303 * config/i386/mmx.md (usadv8qi): New expander.
9305 2019-08-01 Matthew Beliveau <mbelivea@redhat.com>
9308 * c-warn.c (c_do_switch_warnings): Suppress warning for enumerators
9309 with reserved names that are in a system header.
9311 2019-08-01 Uroš Bizjak <ubizjak@gmail.com>
9313 * config/i386/mmx.md (vec_extractv2si_0): Add (r,x) alternative.
9314 (*vec_extractv2si_0_zext_sse4): New insn pattern.
9315 (*vec_extractv2si_0_zext): Ditto.
9316 (*vec_extractv2si_1): Add (rm,x) alternative.
9317 (*vec_extractv2si_1_zext): New insn pattern.
9318 (*vec_extractv2si_zext_mem): Add "TARGET_MMX || TARGET_MMX_WITH_SSE"
9321 2019-08-01 Richard Biener <rguenther@suse.de>
9323 * domwalk.c (bb_postorder): Remove static variable.
9324 (cmp_bb_postorder): Adjust.
9325 (sort_bbs_postorder): Adjust and use gcc_sort_r.
9326 (dom_walker::walk): Adjust.
9328 2019-08-01 Alexander Monakov <amonakov@ispras.ru>
9330 * sort.cc (sort_r_ctx): New struct.
9331 (reorder23): Make templated on context type.
9333 (cmp1): Ditto. Adjust signature.
9336 [CHECKING_P] (cmp2to3): New static function. Use it...
9337 (gcc_qsort) [CHECKING_P]: ...here.
9338 (gcc_sort_r): New function.
9339 * system.h (sort_r_cmp_fn): New function typedef.
9340 (qsort_chk): Adjust signature.
9341 (gcc_sort_r): Declare.
9342 * vec.c (qsort_chk_error): Adjust.
9343 (qsort_chk): Adjust.
9345 2019-08-01 Richard Biener <rguenther@suse.de>
9347 * tree-ssa-pre.c (has_abnormal_preds): Remove global var.
9348 (compute_antic): Localize it here.
9350 2019-07-31 Maxim Blinov <maxim.blinov@embecosm.com>
9352 * common/config/riscv/riscv-common.c: Check -march string ends
9355 2019-07-31 Alexander Monakov <amonakov@ispras.ru>
9357 * ipa-devirt.c (type_warning_cmp): Make static.
9358 (decl_warning_cmp): Ditto.
9360 2019-07-31 Peter Bergner <bergner@linux.ibm.com>
9363 * config/rs6000/rs6000.opt (mdejagnu-cpu=): Delete option.
9364 * config/rs6000/rs6000.c (rs6000_option_override_internal): Remove
9365 use of deleted rs6000_dejagnu_cpu_index variable.
9366 * config/rs6000/rs6000.h (DRIVER_SELF_SPECS): Define.
9367 (SUBTARGET_DRIVER_SELF_SPECS): Likewise.
9368 * config/darwin.h (DRIVER_SELF_SPECS): Rename from this ...
9369 (SUBTARGET_DRIVER_SELF_SPECS): ...to this.
9370 * config/i386/i386.h (DRIVER_SELF_SPECS): Define.
9371 (SUBTARGET_DRIVER_SELF_SPECS): Likewise.
9373 2019-07-31 Richard Biener <rguenther@suse.de>
9375 PR tree-optimization/91280
9376 * tree-ssa-structalias.c (get_constraint_for_component_ref):
9377 Decompose MEM_REF manually for offset handling.
9379 2019-07-31 Richard Biener <rguenther@suse.de>
9381 PR tree-optimization/91293
9382 * tree-vect-slp.c (vect_build_slp_tree_2): Do not swap operands
9385 2019-07-31 Matt Thomas <matt@3am-software.com>
9386 Nick Hudson <nick@nthcliff.demon.co.uk>
9387 Matthew Green <mrg@eterna.com.au>
9388 Maya Rashish <coypu@sdf.org>
9390 * config.gcc (hppa*-*-netbsd*): New target.
9391 * config/pa/pa-netbsd.h: New file.
9392 * config/pa/pa32-netbsd.h: New file.
9394 2019-07-31 Jakub Jelinek <jakub@redhat.com>
9396 PR tree-optimization/91201
9397 * config/i386/mmx.md (reduc_plus_scal_v8qi): New expander.
9399 2019-07-31 Andrew Stubbs <ams@codesourcery.com>
9401 * config/gcn/gcn-valu.md
9402 (scatter<mode>_insn_1offset<exec_scatter>): Remove s_waitcnt.
9403 (scatter<mode>_insn_1offset_ds<exec_scatter>): Likewise.
9404 (scatter<mode>_insn_2offsets<exec_scatter>): Likewise.
9405 * config/gcn/gcn.c (gcn_md_reorg): Add delayeduse and reads to
9406 struct ilist. Add nops for delayeduse insns.
9407 * config/gcn/gcn.md (delayeduse): New attribute.
9408 (*movbi): Remove s_waitcnt from stores.
9409 (*mov<mode>_insn): Likewise.
9410 (*movti_insn): Likewise. Add delayeduse attribute.
9411 (sync_compare_and_swap<mode>_insn): Add delayeduse attribute.
9412 (atomic_store<mode>): Remove or adjust s_waitcnt.
9414 2019-07-31 Richard Biener <rguenther@suse.de>
9416 * vr-values.h (vr_values::swap_vr_value): New.
9417 (vr_values::free_value_range): likewise.
9418 * vr-values.c (vr_values::swap_vr_value): Implement.
9419 * gimple-ssa-evrp-analyze.h (evrp_range_analyzer::pop_value_range):
9420 Do not return a range or take a var.
9421 (evrp_range_analyzer::stack): Change back to recording a non-const
9423 * gimple-ssa-evrp-analyze.c
9424 (evrp_range_analyzer::record_ranges_from_stmt): Free unused
9426 (evrp_range_analyzer::pop_to_marker): Adjust.
9427 (evrp_range_analyzer::push_value_range): Use new swap_vr_value.
9428 (evrp_range_analyzer::pop_value_range): Likewise. Free the
9429 no longer needed value-range.
9431 2019-07-31 Martin Liska <mliska@suse.cz>
9433 * tree-ssa-dce.c (propagate_necessity): Delete operator can
9434 have size and (or) alignment as 2nd and later arguments.
9435 Mark all of them as necessary.
9437 2019-07-31 Richard Biener <rguenther@suse.de>
9439 PR tree-optimization/91178
9440 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
9443 2019-07-31 Jakub Jelinek <jakub@redhat.com>
9445 PR tree-optimization/91201
9446 * config/i386/sse.md (reduc_plus_scal_v16qi): New expander.
9447 (REDUC_PLUS_MODE): Add V32QImode for TARGET_AVX and V64QImode for
9449 (reduc_plus_scal_<mode>): Improve formatting by introducing
9452 2019-07-31 Sudakshina Das <sudi.das@arm.com>
9454 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): Add
9455 AARCH64_TME_BUILTIN_TSTART, AARCH64_TME_BUILTIN_TCOMMIT,
9456 AARCH64_TME_BUILTIN_TTEST and AARCH64_TME_BUILTIN_TCANCEL.
9457 (aarch64_init_tme_builtins): New.
9458 (aarch64_init_builtins): Call aarch64_init_tme_builtins.
9459 (aarch64_expand_builtin_tme): New.
9460 (aarch64_expand_builtin): Handle TME builtins.
9461 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Define
9462 __ARM_FEATURE_TME when enabled.
9463 * config/aarch64/aarch64-option-extensions.def: Add "tme".
9464 * config/aarch64/aarch64.h (AARCH64_FL_TME, AARCH64_ISA_TME): New.
9466 * config/aarch64/aarch64.md (define_c_enum "unspec"): Add UNSPEC_TTEST.
9467 (define_c_enum "unspecv"): Add UNSPECV_TSTART, UNSPECV_TCOMMIT and
9469 (tstart, ttest, tcommit, tcancel): New instructions.
9470 * config/aarch64/arm_acle.h (__tstart, __tcommit): New.
9471 (__tcancel, __ttest): New.
9472 (_TMFAILURE_REASON, _TMFAILURE_RTRY, _TMFAILURE_CNCL): New macro.
9473 (_TMFAILURE_MEM, _TMFAILURE_IMP, _TMFAILURE_ERR): Likewise.
9474 (_TMFAILURE_SIZE, _TMFAILURE_NEST, _TMFAILURE_DBG): Likewise.
9475 (_TMFAILURE_INT, _TMFAILURE_TRIVIAL): Likewise.
9476 * config/arm/types.md: Add new tme type attr.
9477 * doc/invoke.texi: Document "tme".
9479 2019-07-31 Joel Hutton <Joel.Hutton@arm.com>
9481 * config/arm/arm_cmse.h (cmse_nonsecure_caller): Add
9482 warn_unused_result attribute.
9483 (cmse_check_address_range): Add warn_unused_result attribute.
9485 2019-07-31 Richard Biener <rguenther@suse.de>
9487 PR tree-optimization/91257
9488 * tree-vrp.c (union_ranges): Unify equality and less tests
9489 by using compare_values. Re-order cheap tests first.
9491 2019-07-31 Jakub Jelinek <jakub@redhat.com>
9494 * gimplify.c (gimplify_omp_for): If for class iterator on
9495 distribute parallel for there is no data sharing clause
9496 on inner_for_stmt, look for private clause on combined
9497 parallel too and if found, move it to inner_for_stmt.
9499 2019-07-31 Richard Sandiford <richard.sandiford@arm.com>
9501 * lra-int.h (lra_operand_data): Remove early_clobber field.
9502 (lra_insn_reg): Likewise.
9503 * lra.c (debug_operand_data): Update accordingly.
9504 (setup_operand_alternative): Likewise.
9505 (new_insn_reg): Likewise. Remove early_clobber parameter.
9506 (collect_non_operand_hard_regs): Update call accordingly.
9507 Don't assign to lra_insn_reg::early_clobber.
9508 (add_regs_to_insn_regno_info): Remove early_clobber parameter
9509 and update calls to new_insn_reg.
9510 (lra_update_insn_regno_info): Update calls accordingly.
9511 * lra-constraints.c (update_and_check_small_class_inputs): Take the
9512 alternative number as a parameter and test whether the operand
9513 is earlyclobbered in that particular alternative.
9514 (process_alt_operands): Update call accordingly. Use per-alternative
9515 checks for earyclobber here too.
9516 * lra-lives.c (reg_early_clobber_p): Check early_clobber_alts
9517 against zero for IRA_UNKNOWN_ALT.
9519 2019-07-30 Uroš Bizjak <ubizjak@gmail.com>
9521 * config/alpha/alpha.c (alpha_option_override): Quote a C type.
9523 2019-07-30 Wilco Dijkstra <wdijkstr@arm.com>
9525 * config/arm/thumb2.md (thumb2_movsi_insn): Adjust literal offset.
9526 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
9528 2019-07-30 Martin Liska <mliska@suse.cz>
9531 * cgraph.c (cgraph_edge::make_direct): Use
9532 edge->indirect_unknown_callee as edge->resolve_speculation can
9533 deallocate edge which is this pointer.
9535 2019-07-30 Richard Biener <rguenther@suse.de>
9537 PR tree-optimization/91257
9538 * bitmap.c (bitmap_ior_and_compl_into): Open-code.
9540 2019-07-30 Martin Liska <mliska@suse.cz>
9542 * doc/invoke.texi: Document new behavior.
9543 * lto-wrapper.c (cpuset_popcount): New function
9544 is a copy of libgomp/config/linux/proc.c.
9545 (init_num_threads): Likewise.
9546 (run_gcc): Automatically detect core count for -flto.
9547 (jobserver_active_p): New function.
9549 2019-07-30 Richard Biener <rguenther@suse.de>
9551 PR tree-optimization/91257
9552 * bitmap.h (bitmap_ior_into_and_free): Declare.
9553 * bitmap.c (bitmap_list_unlink_element): Add defaulted param
9554 whether to add the unliked element to the freelist.
9555 (bitmap_list_insert_element_after): Add defaulted param for
9556 an already allocated element.
9557 (bitmap_ior_into_and_free): New function.
9558 * tree-ssa-structalias.c (condense_visit): Reduce the
9559 ponts-to and edge bitmaps of the SCC members in a
9560 logarithmic fashion rather than all to one.
9562 2019-07-30 Richard Sandiford <richard.sandiford@arm.com>
9564 * tree-ssa-math-opts.c (convert_mult_to_fma): Add a mul_cond
9565 parameter. When nonnull, make sure that the addition or subtraction
9566 has the same condition.
9567 (math_opts_dom_walker::after_dom_children): Try convert_mult_to_fma
9568 for CFN_COND_MUL too.
9570 2019-07-30 Richard Biener <rguenther@suse.de>
9572 PR tree-optimization/91291
9573 * tree-ssa-sccvn.c (rpo_elim::eliminate_push_avail): Ignore
9576 2019-07-30 Jakub Jelinek <jakub@redhat.com>
9579 * omp-low.c (global_nonaddressable_vars): New variable.
9580 (use_pointer_for_field): For global decls, if they are non-addressable,
9581 remember it in the global_nonaddressable_vars bitmap, if they are
9582 addressable and in the global_nonaddressable_vars bitmap, ignore their
9583 TREE_ADDRESSABLE bit.
9584 (omp_copy_decl_2): Clear TREE_ADDRESSABLE also on private copies of
9585 vars in global_nonaddressable_vars bitmap.
9586 (execute_lower_omp): Free global_nonaddressable_vars bitmap.
9589 * config/i386/i386-expand.c (expand_vec_perm_blend): Change mask type
9590 from unsigned to unsigned HOST_WIDE_INT. For E_V64QImode cast
9591 comparison to unsigned HOST_WIDE_INT before shifting it left.
9593 2019-07-30 Uroš Bizjak <ubizjak@gmail.com>
9595 * config/i386/i386.md (movstrict<mode>): Use register_operand
9596 predicate for operand 0. Add expander condition. Assert that
9597 operand 0 is a SUBREG RTX.
9598 (*movstrict<mode>_1): Use register_operand predicate for operand 0.
9599 Update operand constraints and insn condition.
9600 (zero_extend<mode>si2_and): Do not call gen_movstrict<mode>.
9601 (zero_extendqihi2_and): Do not call gen_movstrictqi.
9602 (*setcc_qi_slp): Use register_operand predicate for operand 0.
9603 Update operand 0 constraints.
9604 (setcc_qi_slp splitters): Use register_operand predicate for operand 0.
9606 2019-07-29 Jozef Lawrynowicz <jozef.l@mittosystems.com>
9608 * config/msp430/msp430.h (DRIVER_SELF_SPECS): Define and emit errors
9609 when -m{code,data}-region are used without -mlarge.
9610 * config/msp430/msp430.c (msp430_option_override): Error when a
9611 non-default code or data region is used without -mlarge.
9612 (msp430_section_attr): Emit a warning and do not add upper/lower/either
9613 attributes when they are used without -mlarge.
9615 2019-07-29 Jozef Lawrynowicz <jozef.l@mittosystems.com>
9618 * config/msp430/msp430.h: Define ADDITIONAL_REGISTER_NAMES.
9620 2019-07-29 Richard Sandiford <richard.sandiford@arm.com>
9623 * wide-int.h (generic_wide_int::sext_elt): New function.
9624 * inchash.h (hash::add_wide_int): Use it instead of elt.
9626 2019-07-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9628 * config/arm/arm-builtins.c (acle_builtin_data): Expand VAR1 to
9630 * config/arm/arm.md (<crc_variant>): Rename to...
9631 (arm_<crc_variant>): ... This.
9632 (<cdp>): Rename to...
9633 (arm_<cdp>): ... This.
9634 (<ldc>): Rename to...
9635 (arm_<ldc>): ... This.
9636 (<stc>): Rename to...
9637 (arm_<stc>): ... This.
9638 (<mcr>): Rename to...
9639 (arm_<mcr>): ... This.
9640 (<mrc>): Rename to...
9641 (arm_<mrc>): ... This.
9642 (<mcrr>): Rename to...
9643 (arm_<mcrr>): ... This.
9644 (<mrrc>): Rename to...
9645 (arm_<mrrc>): ... This.
9647 2019-07-29 Richard Biener <rguenther@suse.de>
9649 PR tree-optimization/91257
9650 * tree-ssa-sccvn.h (struct vn_avail): New.
9651 (struct vn_ssa_aux): Add avail member.
9652 * tree-ssa-sccvn.c (class rpo_elim): Remove m_rpo_avail
9653 member, add m_avail_freelist one.
9654 (rpo_elim::~rpo_elim): Remove.
9655 (rpo_elim::eliminate_avail): Adjust to new avail tracking
9657 (rpo_elim::eliminate_push_avail): Likewise.
9658 (do_unwind): Likewise.
9659 (do_rpo_vn): Likewise.
9661 2019-07-29 Richard Biener <rguenther@suse.de>
9663 PR tree-optimization/91257
9664 * tree-vrp.c (operand_less_p): Avoid dispatching to fold for
9665 most cases, instead call compare_values which handles the
9666 symbolic ranges we handle specially.
9667 (compare_values_warnv): Do not call operand_less_p but open-code
9668 the effective fold calls. Avoid converting so much.
9670 2019-07-29 Martin Liska <mliska@suse.cz>
9672 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not
9673 remove LHS of operator new call. It's handled latter.
9675 2019-07-29 Richard Biener <rguenther@suse.de>
9677 PR tree-optimization/91267
9678 * vr-values.c (vr_values::update_value_range): Add early return
9679 for effectively VARYING lattice entry.
9681 2019-07-29 Richard Sandiford <richard.sandiford@arm.com>
9684 * tree-ssa-dce.c (keep_all_vdefs_p): New function.
9685 (mark_stmt_if_obviously_necessary): Mark all stmts with vdefs as
9686 necessary if keep_all_vdefs_p is true.
9687 (mark_aliased_reaching_defs_necessary): Add a gcc_checking_assert
9688 that keep_all_vdefs_p is false.
9689 (mark_all_reaching_defs_necessary): Likewise.
9690 (propagate_necessity): Skip the vuse scan if keep_all_vdefs_p is true.
9692 2019-07-29 Richard Sandiford <richard.sandiford@arm.com>
9694 * common.opt (Og): Change the initial value of flag_dse to 0.
9695 * opts.c (default_options_table): Move OPT_ftree_dse from
9696 OPT_LEVELS_1_PLUS to OPT_LEVELS_1_PLUS_NOT_DEBUG. Also add
9697 OPT_fdse to OPT_LEVELS_1_PLUS_NOT_DEBUG. Put the OPT_ftree_pta
9698 entry before the OPT_ftree_sra entry.
9699 * doc/invoke.texi (Og): Add -fdse and -ftree-dse to the list
9700 of flags disabled by Og.
9702 2019-07-29 Richard Sandiford <richard.sandiford@arm.com>
9704 * tree-cfg.c (execute_fixup_cfg): Don't delete stores to write-only
9707 2019-07-29 Richard Sandiford <richard.sandiford@arm.com>
9709 * doc/sourcebuild.texi (check-function-bodies): Document.
9711 2019-07-29 Richard Sandiford <richard.sandiford@arm.com>
9713 * simplify-rtx.c (simplify_const_unary_operation): Fold a
9714 VEC_DUPLICATE of a fixed-length vector even if the result
9715 is variable-length. Likewise fold a duplicate of a
9716 variable-length vector if the variable-length vector is
9717 itself a duplicate of a fixed-length sequence.
9718 (test_vector_ops_duplicate): Test more cases.
9720 2019-07-29 Richard Sandiford <richard.sandiford@arm.com>
9722 * vector-builder.h (vector_builder): Add a shape template parameter.
9723 (vector_builder::new_unary_operation): New function, generalizing
9724 the old tree_vector_builder function.
9725 (vector_builder::new_binary_operation): Likewise.
9726 (vector_builder::binary_encoded_nelts): Likewise.
9727 * int-vector-builder.h (int_vector_builder): Update template
9728 parameters to vector_builder.
9729 (int_vector_builder::shape_nelts): New function.
9730 * rtx-vector-builder.h (rtx_vector_builder): Update template
9731 parameters to vector_builder.
9732 (rtx_vector_builder::shape_nelts): New function.
9733 (rtx_vector_builder::nelts_of): Likewise.
9734 (rtx_vector_builder::npatterns_of): Likewise.
9735 (rtx_vector_builder::nelts_per_pattern_of): Likewise.
9736 * tree-vector-builder.h (tree_vector_builder): Update template
9737 parameters to vector_builder.
9738 (tree_vector_builder::shape_nelts): New function.
9739 (tree_vector_builder::nelts_of): Likewise.
9740 (tree_vector_builder::npatterns_of): Likewise.
9741 (tree_vector_builder::nelts_per_pattern_of): Likewise.
9742 * tree-vector-builder.c (tree_vector_builder::new_unary_operation)
9743 (tree_vector_builder::new_binary_operation): Delete.
9744 (tree_vector_builder::binary_encoded_nelts): Likewise.
9745 * simplify-rtx.c: Include rtx-vector-builder.h.
9746 (distributes_over_addition_p): New function.
9747 (simplify_const_unary_operation)
9748 (simplify_const_binary_operation): Generalize handling of vector
9749 constants to include variable-length vectors.
9750 (test_vector_ops_series): Add more tests.
9752 2019-07-28 Jan Hubicka <hubicka@ucw.cz>
9755 * ipa-devirt.c (warn_types_mismatch): Compare indentifiers
9756 than INDENTIFIER_POINTER.
9758 2019-07-28 Martin Liska <mliska@suse.cz>
9761 * cgraph.c (symbol_table::create_edge): Always allocate
9763 (symbol_table::free_edge): Store summary_id to
9764 edge_released_summary_ids if != -1;
9765 * cgraph.h (NEXT_FREE_NODE): Remove.
9766 (SET_NEXT_FREE_NODE): Likewise.
9767 (NEXT_FREE_EDGE): Likewise.
9768 (symbol_table::release_symbol): Store summary_id to
9769 cgraph_released_summary_ids if != -1;
9770 (symbol_table::allocate_cgraph_symbol): Always allocate
9773 2019-07-28 Alan Modra <amodra@gmail.com>
9775 * config/rs6000/rs6000-call.c (rs6000_output_mi_thunk): Use
9778 2019-07-28 Alan Modra <amodra@gmail.com>
9781 * config/rs6000/linux.h (GNU_USER_TARGET_D_OS_VERSIONS): Don't
9783 * config/rs6000/linux64.h (TARGET_OS_CPP_BUILTINS): Invoke
9784 GNU_USER_TARGET_OS_CPP_BUILTINS for aixdesc abi.
9785 (GNU_USER_TARGET_D_OS_VERSIONS): Don't define.
9787 2019-07-28 Alan Modra <amodra@gmail.com>
9790 * config/rs6000/sysv4.h (ASM_DEFAULT_SPEC): Modify if -m64.
9791 * config/rs6000/default64.h (ASM_DEFAULT_SPEC): Define.
9792 * config/rs6000/freebsd64.h (ASM_DEFAULT_SPEC): Don't define.
9793 * config/rs6000/linux64.h (ASM_DEFAULT_SPEC): Likewise.
9794 * config/rs6000/rtems.h (ASM_DEFAULT_SPEC): Likewise.
9795 * config/rs6000/rs6000.h (ASM_DEFAULT_EXTRA): Define and use
9796 in asm_default spec.
9797 * config/rs6000/eabialtivec.h (ASM_DEFAULT_EXTRA): Redefine.
9798 * config/rs6000/linuxaltivec.h (ASM_DEFAULT_EXTRA): Redefine.
9800 2019-07-28 Gerald Pfeifer <gerald@pfeifer.com>
9802 * doc/include/gpl_v3.texi (Copying): Use https for www.gnu.org.
9804 2019-07-26 Tamar Christina <tamar.christina@arm.com>
9807 * config.gcc: Relax parsing of AARCH64_OPT_EXTENSION.
9808 * config/aarch64/aarch64-option-extensions.def: Add new comments
9809 and restore easier to read options.
9811 2019-07-26 Tamar Christina <tamar.christina@arm.com>
9813 * convert.c (convert_to_real_1): Move part of conversion code...
9814 * match.pd: ...To here.
9816 2019-07-26 Martin Jambor <mjambor@suse.cz>
9819 * ipa-inline-transform.c (check_speculations_1): New function.
9820 (push_all_edges_in_set_to_vec): Likewise.
9821 (check_speculations): Use check_speculations_1, new parameter
9823 (inline_call): Pass new_edges to check_speculations.
9824 * ipa-inline.c (add_new_edges_to_heap): Assert edge_callee is not
9826 (speculation_useful_p): Early return true if edge is inlined, remove
9827 later checks for inline_failed.
9829 2019-07-25 Vladimir Makarov <vmakarov@redhat.com>
9831 PR rtl-optimization/91223
9832 * lra-constraints.c (process_alt_operands): Fail for unsuccessful
9833 matching with INOUT operand.
9835 2019-07-25 Eric Botcazou <ebotcazou@adacore.com>
9837 * stmt.c (expand_case): Try to narrow the index type if it's larger
9838 than a word. Tidy up.
9840 2019-07-25 Eric Botcazou <ebotcazou@adacore.com>
9842 * cif-code.def (NEVER_CALL): New code.
9843 * ipa-inline.c (want_inline_small_function_p): Fix formatting issues.
9844 Set the failure to CIF_NEVER_CALL if the IPA count is zero.
9846 2019-07-25 Wilco Dijkstra <wdijkstr@arm.com>
9848 * config/arm/thumb2.md (thumb2_movsi_insn): Fix load/store low reg.
9849 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
9851 2019-07-23 Jan Hubicka <hubicka@ucw.cz>
9853 * ipa-devirt.c (add_type_duplicate): Fix return value.
9855 2019-07-25 Richard Biener <rguenther@suse.de>
9857 * tree-vrp.c (extract_range_from_multiplicative_op): Add
9858 type parameter and use it instead of guessing expression
9859 type from the first operand.
9860 (extract_range_from_binary_expr): Pass expr_type down.
9862 2019-07-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9864 * config/arm/arm.md (SATrev): Change to code attribute.
9865 (*satsi_<SAT:code>): Adjust for the above.
9866 (*satsi_<SAT:code>_shift): Likewise.
9868 2019-07-25 Richard Biener <rguenther@suse.de>
9870 * gimple-loop-versioning.cc (loop_versioning::prune_loop_conditions):
9871 Make value_range * temporary const.
9872 * gimple-ssa-evrp-analyze.c (evrp_range_analyzer::try_find_new_range):
9874 (evrp_range_analyzer::record_ranges_from_): Likewise.
9875 (evrp_range_analyzer::pop_value_range): Return a const value_range *,
9876 deal with having recorded a const one.
9877 * gimple-ssa-evrp-analyze.h (evrp_range_analyzer::get_value_range):
9878 Return a const value_range *.
9879 (evrp_range_analyzer::pop_value_range): Likewise.
9880 (evrp_range_analyzer::stack): Record const value_range *s.
9881 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
9883 * gimple-ssa-sprintf.c (get_int_range): Likewise.
9884 (format_integer): Likewise.
9885 (sprintf_dom_walker::handle_gimple_call): Likewise.
9886 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Likewise.
9887 * tree-vrp.c (vrp_prop::set_def_to_varying): Add.
9888 (vrp_prop::get_value_range): Adjust.
9889 (vrp_prop::vrp_initialize): Use set_def_to_varying instead of
9890 modifying the lattice in-place.
9891 (vrp_prop::visit_stmt): Likewise.
9892 * vr-values.c (vr_values::get_lattice_entry): New private method.
9893 (vr_values::get_value_range): Wrap it and return a const
9895 (vr_values::set_def_to_varying): New.
9896 (vr_values::set_defs_to_varying): Use it.
9897 (vr_values::update_value_range): Likewise.
9898 (vr_values::vrp_stmt_computes_nonzero): Adjust.
9899 (values::op_with_constant_singleton_va): Likewise.
9900 (vr_values::extract_range_for_var_from_co): Likewise.
9901 (vr_values::extract_range_from_ssa_name): Likewise.
9902 (vr_values::extract_range_from_cond_expr): Likewise.
9903 (vr_values::extract_range_basic): Likewise.
9904 (compare_ranges): Take const value_range *, adjust.
9905 (compare_range_with_value): Likewise.
9906 (vrp_valueize): Adjust.
9907 (vrp_valueize_1): Likewise.
9908 (vr_values::get_vr_for_comparison): Return a const value_range *.
9909 (vr_values::compare_name_with_value): Adjust.
9910 (vr_values::compare_names): Likewise.
9911 (vr_values::vrp_evaluate_conditional_warnv_with_ops_using_ranges):
9913 (vr_values::vrp_evaluate_conditional): Likewise.
9914 (find_case_label_ranges): Take a const value_range *.
9915 (vr_values::vrp_visit_switch_stmt): Adjust.
9916 (vr_values::extract_range_from_phi_node): Likewise.
9917 (vr_values::simplify_div_or_mod_using_ran): Likewise.
9918 (vr_values::simplify_abs_using_ranges): Likewise.
9919 (test_for_singularity): Take a const value_range *.
9920 (range_fits_type_p): Likewise.
9921 (vr_values::simplify_cond_using_ranges_1): Adjust.
9922 (vr_values::simplify_cond_using_ranges_2): Likewise.
9923 (vr_values::simplify_switch_using_ranges): Likewise.
9924 (vr_values::simplify_float_conversion_usi): Likewise.
9925 (vr_values::two_valued_val_range_p): Likewise.
9926 * vr-values.h (vr_values::get_value_range): Return a const
9928 (vr_values::set_def_to_varying): New.
9929 (vr_values::get_lattice_entry): New private method.
9930 (vr_values::get_vr_for_comparison): Return a const value_range *.
9932 2019-07-25 Martin Liska <mliska@suse.cz>
9933 Dominik Infuhr <dominik.infuehr@theobroma-systems.com>
9936 * common.opt: Add -fallocation-dce
9937 * gimple.c (gimple_call_operator_delete_p): New.
9938 * gimple.h (gimple_call_operator_delete_p): Likewise.
9939 * tree-core.h (enum function_decl_type): Add OPERATOR_DELETE.
9940 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Handle
9941 DECL_IS_OPERATOR_DELETE_P.
9942 (mark_all_reaching_defs_necessary_1): Likewise.
9943 (propagate_necessity): Likewise.
9944 (eliminate_unnecessary_stmts): Handle
9945 gimple_call_operator_delete_p.
9946 * tree-streamer-in.c (unpack_ts_function_decl_value_fields):
9947 Add packing of OPERATOR_DELETE.
9948 * tree-streamer-out.c (pack_ts_function_decl_value_fields):
9950 * tree.h (DECL_IS_OPERATOR_DELETE_P): New.
9951 (DECL_SET_IS_OPERATOR_DELETE): New.
9952 (DECL_IS_REPLACEABLE_OPERATOR_NEW_P): Likewise.
9954 2019-07-25 Martin Liska <mliska@suse.cz>
9956 * calls.c (maybe_warn_alloc_args_overflow): Use new macros
9957 (e.g. DECL_SET_LAMBDA_FUNCTION and DECL_LAMBDA_FUNCTION_P).
9958 * coverage.c (coverage_begin_function): Likewise.
9959 * fold-const.c (tree_expr_nonzero_warnv_p): Likewise.
9960 * gimple.c (gimple_call_nonnull_result_p): Likewise.
9961 * ipa-icf.c (sem_item::compare_referenced_symbol_properties): Likewise.
9962 (sem_item::hash_referenced_symbol_properties): Likewise.
9963 * lto-streamer-out.c (hash_tree): Likewise.
9964 * predict.c (expr_expected_value_1): Likewise.
9965 * tree-inline.c (expand_call_inline): Likewise.
9966 * tree-streamer-in.c (unpack_ts_function_decl_value_fields): Likewise.
9967 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Likewise.
9968 * tree-core.h (enum function_decl_type): New enum.
9969 (struct tree_function_decl): Remove operator_new_flag and lambda_function.
9970 * tree.h (FUNCTION_DECL_DECL_TYPE): New.
9971 (set_function_decl_type): Likewise.
9972 (DECL_IS_OPERATOR_NEW_P): New.
9973 (DECL_SET_IS_OPERATOR_NEW): Likewise.
9974 (DECL_LAMBDA_FUNCTION): Likewise.
9975 (DECL_LAMBDA_FUNCTION_P): Likewise.
9976 (DECL_IS_OPERATOR_NEW): Remove.
9977 (DECL_SET_LAMBDA_FUNCTION): Likewise.
9979 2019-07-25 Xiong Hu Luo <luoxhu@linux.ibm.com>
9981 * ipa-profile.c (get_most_common_single_value): Use
9982 get_nth_most_common_value.
9983 * profile.c (sort_hist_value): New function.
9984 (compute_value_histograms): Call sort_hist_value to sort the
9985 values after loading from disk.
9986 * value-prof.c (get_most_common_single_value): Rename to ...
9987 get_nth_most_common_value. Add input params n, return
9988 the n_th value and count.
9989 (gimple_divmod_fixed_value_transform): Use
9990 get_nth_most_common_value.
9991 (gimple_ic_transform): Likewise.
9992 (gimple_stringops_transform): Likewise.
9993 * value-prof.h (get_most_common_single_value): Add input params
9996 2019-07-25 Richard Biener <rguenther@suse.de>
9998 PR tree-optimization/91236
9999 * tree-ssa-sccvn.c (vn_walk_cb_data::push_partial_def): Fix
10000 size of CONSTRUCTOR write. Fix buffer size we pass to
10001 native_encode_expr.
10003 2019-07-24 Jozef Lawrynowicz <jozef.l@mittosystems.com>
10005 * config.gcc (msp430*-*-*): Fix non-GNU style in r273774.
10006 * config/msp430/msp430.h (ENDFILE_SPEC): Fix non-GNU style in
10009 2019-07-24 Jozef Lawrynowicz <jozef.l@mittosystems.com>
10011 * config.gcc (msp430*-*-*): Enable initfini_array by default unless
10012 explicitly disabled with --disable-initfini-array.
10014 2019-07-24 Jozef Lawrynowicz <jozef.l@mittosystems.com>
10016 * config/msp430/msp430.h (ENDFILE_SPEC): Wrap uses of crtn*.o in
10019 2019-07-24 Martin Sebor <msebor@redhat.com>
10021 PR tree-optimization/91183
10022 PR tree-optimization/86688
10023 * builtins.c (compute_objsize): Handle MEM_REF.
10024 * tree-ssa-strlen.c (class ssa_name_limit_t): New.
10025 (get_min_string_length): Remove.
10026 (count_nonzero_bytes): New function.
10027 (handle_char_store): Rename...
10028 (handle_store): to this. Handle multibyte stores via integer types.
10029 (strlen_check_and_optimize_stmt): Adjust conditional and the called
10032 2019-07-24 Martin Sebor <msebor@redhat.com>
10035 * diagnostic.c (diagnostic_classify_diagnostic): Use lang_mask.
10036 (diagnostic_report_diagnostic): Same.
10037 * diagnostic.h (diagnostic_context::option_enabled): Add an argument.
10038 (diagnostic_context::lang_mask): New data member.
10039 * ipa-pure-const.c (suggest_attribute): Use
10040 lang_hooks.option_lang_mask ().
10041 * opts-common.c (option_enabled): Handle new argument.
10042 (get_option_state): Pass an additional argument.
10043 * opts.c (print_filtered_help): Print supported languages for
10044 unsupported options. Adjust printing of current state.
10045 * opts.h (option_enabled): Add argument.
10046 * toplev.c (print_switch_values): Use lang_mask.
10047 (general_init): Set global_dc->lang_mask.
10049 2019-07-24 Iain Sandoe <iain@sandoe.co.uk>
10052 * config/i386/darwin.h (REAL_LIBGCC_SPEC): Revert change from r273749.
10054 2019-07-24 Giuliano Belinassi <giuliano.belinassi@usp.br>
10056 * cgraphunit.c (symbol_table::compile): Start and stop
10057 TV_CGRAPH_IPA_PASSES and TV_CGRAPH_FUNC_EXPANSION timers.
10058 * timevar.def (TV_CGRAPH_IPA_PASSES, TV_CGRAPH_FUNC_EXPANSION): New.
10060 2019-07-24 Oliver Browne <oliverbrowne62@gmail.com>
10062 * gimplify.c (flag_instrument_functions_exclude_p): Include
10063 namespace/class information in the printable name.
10064 * opts.c (add_comma_separated_to_vector): Add NUL terminator
10065 to tokens entered into the vector.
10067 2019-07-24 Eric Botcazou <ebotcazou@adacore.com>
10069 * tree-nested.c (build_simple_mem_ref_notrap): New function.
10070 (get_static_chain): Call it instead of build_simple_mem_ref.
10071 (get_frame_field): Likewise.
10072 (get_nonlocal_debug_decl): Likewise.
10073 (convert_nonlocal_reference_op): Likewise.
10075 2019-07-24 Claudiu Zissulescu <claziss@synopsys.com>
10077 * config/arc/arc-protos.h (arc_output_function_epilogue): Delete
10079 (arc_compute_frame_size): Millicode is disabled when compiling
10081 (arc_return_address_register): Likewise.
10082 (arc_compute_function_type): Likewise.
10083 (arc_compute_frame_size): Likewise.
10084 (secondary_reload_info): Likewise.
10085 (arc_get_unalign): Likewise.
10086 (arc_can_use_return_insn): Declare.
10087 * config/arc/arc.c (AUX_LP_START): Define
10088 (AUX_LP_END): Likewise.
10089 (arc_frame_info): Update gmask member to 64-bit datum.
10090 (GMASK_LEN): Update.
10091 (arc_compute_function_type): Make it static, move it forward.
10092 (arc_must_save_register): Update, consider the extra regs.
10093 (arc_compute_millicode_save_restore_regs): Update to use the 64
10095 (arc_compute_frame_size): Likewise.
10096 (arc_enter_leave_p): Likewise.
10097 (arc_save_callee_saves): Likewise.
10098 (arc_restore_callee_saves): Likewise.
10099 (arc_save_callee_enter): Likewise.
10100 (arc_restore_callee_leave): Likewise.
10101 (arc_save_callee_milli): Likewise.
10102 (arc_restore_callee_milli): Likewise.
10103 (arc_expand_prologue): Add new interrupt handling.
10104 (arc_return_address_register): Make it static, move it forward.
10105 (arc_expand_epilogue): Add new interrupt handling.
10106 (arc_get_unalign): Delete.
10107 (arc_epilogue_uses): Make sure we do not remove the extra
10108 saved/restored registers when interrupt.
10109 (arc_can_use_return_insn): New function.
10110 (push_reg): Likewise.
10111 (pop_reg): Likewise.
10112 (arc_save_callee_saves): Add ZOL and FPX aux registers saving
10114 (arc_restore_callee_saves): Likewise, but restoring.
10115 * config/arc/arc.md (VUNSPEC_ARC_ARC600_RTIE): Define.
10116 (R33_REG): Likewise.
10117 (R34_REG): Likewise.
10118 (R35_REG): Likewise.
10119 (R36_REG): Likewise.
10120 (R37_REG): Likewise.
10121 (R38_REG): Likewise.
10122 (R39_REG): Likewise.
10123 (R45_REG): Likewise.
10124 (R46_REG): Likewise.
10125 (R47_REG): Likewise.
10126 (R48_REG): Likewise.
10127 (R49_REG): Likewise.
10128 (R50_REG): Likewise.
10129 (R51_REG): Likewise.
10130 (R52_REG): Likewise.
10131 (R53_REG): Likewise.
10132 (R54_REG): Likewise.
10133 (R55_REG): Likewise.
10134 (R56_REG): Likewise.
10135 (R58_REG): Likewise.
10136 (type): Add rtie attribute.
10137 (in_call_delay_slot): Use RETURN_ADDR_REGNUM.
10138 (movsi_insn): Accept moves to lp_count.
10139 (rtie): Update pattern.
10140 (simple_return): Simplify it, don't use this pattern as a return
10142 (arc600_rtie): New pattern.
10143 (p_return_i): Clean up.
10144 (return): Likewise.
10145 * config/arc/builtins.def (rtie): Only available for non ARC6xx
10147 * config/arc/predicates.md (move_src_operand): Consider lp_count
10150 2019-07-24 Andreas Krebbel <krebbel@linux.ibm.com>
10152 * config/s390/predicates.md (addv_const_operand): New predicate.
10153 * config/s390/s390-modes.def (CCO): New condition code mode.
10154 * config/s390/s390.c (s390_match_ccmode_set): Handle E_CCOmode.
10155 (s390_branch_condition_mask): Likewise.
10156 * config/s390/s390.md ("addv<mode>4", "subv<mode>4")
10157 ("mulv<mode>4"): New expanders.
10158 ("*addv<mode>3_ccoverflow", "*addv<mode>3_ccoverflow_const")
10159 ("*subv<mode>3_ccoverflow", "*mulv<mode>3_ccoverflow"): New
10160 pattern definitions.
10162 2019-07-24 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10164 PR middle-end/91166
10165 * match.pd (vec_perm_expr(v, v, mask) -> v): New pattern.
10166 (define_predicates): Add entry for uniform_vector_p.
10167 (vec_same_elem_p): New match pattern.
10169 2019-07-24 Iain Sandoe <iain@sandoe.co.uk>
10172 * config/i386/darwin.h (REAL_LIBGCC_SPEC): Move from here...
10173 * config/i386/darwin32-biarch.h .. to here.
10174 * config/i386/darwin64-biarch.h: Adjust comments.
10175 * config/rs6000/darwin32-biarch.h: Likewise.
10176 * config/rs6000/darwin64-biarch.h: Likewise.
10177 * config.gcc: Missed commit from r273746
10178 (*-*-darwin*): Don't include CPU t-darwin here.
10179 (i[34567]86-*-darwin*): Adjust to use biarch files. Produce
10180 an error message if i686-darwin configuration is attempted for
10183 2019-07-23 Iain Sandoe <iain@sandoe.co.uk>
10186 * config.gcc (*-*-darwin*): Don't include CPU t-darwin here.
10187 (i[34567]86-*-darwin*): Adjust to use biarch files. Produce
10188 an error message if i686-darwin configuration is attempted for
10190 (x86_64-*-darwin*): Switch to single multilib for Darwin >= 18.
10191 (powerpc-*-darwin*): Use biarch files where needed.
10192 (powerpc64-*-darwin*): Likewise.
10193 * config/i386/darwin.h (REAL_LIBGCC_SPEC): Move to new biarch file.
10194 (DARWIN_ARCH_SPEC, DARWIN_SUBARCH_SPEC): Revise for default single
10196 * config/i386/darwin32-biarch.h: New.
10197 * config/i386/darwin64.h: Rename.
10198 * config/i386/darwin64-biarch.h: To this.
10199 * config/i386/t-darwin: Rename.
10200 * config/i386/t-darwin32-biarch: To this.
10201 * config/i386/t-darwin64: Rename.
10202 * config/i386/t-darwin64-biarch: To this.
10203 * config/rs6000/darwin32-biarch.h: New.
10204 * config/rs6000/darwin64.h: Rename.
10205 * config/rs6000/darwin64-biarch.h: To this.
10206 (DARWIN_ARCH_SPEC, DARWIN_SUBARCH_SPEC): Revise for default single
10208 * config/rs6000/t-darwin8: Rename.
10209 * config/rs6000/t-darwin32-biarch: To this.
10210 * config/rs6000/t-darwin64 Rename.
10211 * config/rs6000/t-darwin64-biarch: To this.
10213 2019-07-23 Martin Sebor <msebor@redhat.com>
10215 * configure.ac (ACX_PROG_CXX_WARNING_OPTS): Revert r273311.
10217 2019-07-23 Vladislav Ivanishin <vlad@ispras.ru>
10219 * gdbinit.in (reload-gdbhooks): New command with an attached doc string.
10220 (rh): New alias for it.
10222 2019-07-23 Vladislav Ivanishin <vlad@ispras.ru>
10224 * gdbhooks.py: Pass replace=True to
10225 gdb.printing.register_pretty_printer.
10227 2019-07-23 Richard Biener <rguenther@suse.de>
10230 * lto-streamer-in.c (input_function): Drop inline-entry markers
10231 that ended up with an unknown location block.
10233 2019-07-23 Richard Biener <rguenther@suse.de>
10235 PR tree-optimization/83518
10236 * tree-ssa-sccvn.c (vn_reference_lookup_3): Handle aggregate
10237 init from a constant even when partial defs are already recorded.
10239 2019-07-23 Jan Hubicka <hubicka@ucw.cz>
10241 * i386-common.c: Use PROCESSOR_ZNVER2 scheduler for znver2.
10242 * config/i386/znver1.md: Enable patterns for znver2 and add store
10243 variants which use extra AGU unit.
10245 2019-07-23 Jan Hubicka <hubicka@ucw.cz>
10247 * config/i386/i386-options.c (ix86_option_override_internal): Default
10248 PARAM_AVOID_FMA_MAX_BITS to 256 for znver2.
10249 * config/i386/x86-tune.def (X86_TUNE_AVOID_256FMA_CHAINS): Set
10252 2019-07-23 Jan Hubicka <hubicka@ucw.cz>
10254 * config/i386/x86-tune-costs.h (znver2_memcpy): Update.
10255 (znver2_costs): Update 256 bit SSE costs and multiplication.
10257 2019-07-23 Jan Beulich <jbeulich@suse.com>
10259 * config/i386/sse.md (<avx512>_cvtmask2<ssemodesuffix><mode>):
10260 Require only AVX512F.
10261 (*<avx512>_cvtmask2<ssemodesuffix><mode>): Likewise. Add
10262 alternative expanding to vpternlog.
10264 2019-07-23 Martin Liska <mliska@suse.cz>
10266 * dwarf2out.c (gen_producer_string): Canonize -flto=N
10267 to -flto in dwarf producer string.
10269 2019-07-23 Richard Biener <rguenther@suse.de>
10271 * tree-cfg.c (label_for_bb): Remove global var.
10272 (main_block_label): Take label_for_bb as argument.
10273 (cleanup_dead_labels_eh): Likewise, adjust.
10274 (cleanup_dead_labels): Adjust.
10276 2019-07-22 Paul A. Clarke <pc@us.ibm.com>
10278 * doc/extend.texi (Basic PowerPC Built-in Functions Available on all
10279 Configurations): Add documentation for __builtin_mtfsf.
10281 2019-07-22 Ilia Diachkov <ilia.diachkov@optimitech.com>
10283 * config/riscv/riscv-opts.h (struct riscv_align_data): New.
10284 * config/riscv/riscv.c (riscv_constant_alignment): Use
10285 riscv_align_data_type.
10286 * config/riscv/riscv.h (RISCV_EXPAND_ALIGNMENT): New.
10287 (DATA_ALIGNMENT): Use RISCV_EXPAND_ALIGNMENT.
10288 (LOCAL_ALIGNMENT): Use RISCV_EXPAND_ALIGNMENT.
10289 * config/riscv/riscv.opt (malign-data): New.
10290 * doc/invoke.texi (RISC-V Options): Document -malign-data=.
10292 2019-07-02 Giuliano Belinassi <giuliano.belinassi@usp.br>
10294 * cgraph.c (dump_graphviz): New function.
10295 * cgraph.h (dump_graphviz): New function.
10296 * symtab.c (dump_graphviz): New function.
10298 2019-07-22 Sylvia Taylor <sylvia.taylor@arm.com>
10300 * config/aarch64/aarch64-simd.md
10301 (*aarch64_simd_sra<mode>): New.
10302 * config/aarch64/iterators.md
10303 (SHIFTRT): New iterator.
10304 (sra_op): New attribute.
10306 2019-07-22 Jozef Lawrynowicz <jozef.l@mittosystems.com>
10308 * config/msp430/msp430.c (msp430_preserve_reg_p): Don't save
10309 callee-saved regs R4->R10 in an interrupt function that calls another
10312 2019-07-22 Paul A. Clarke <pc@us.ibm.com>
10314 * config/rs6000/smmintrin.h (_mm_blend_epi16): New.
10315 (_mm_blendv_epi8): New.
10317 2019-07-22 Richard Biener <rguenther@suse.de>
10319 PR tree-optimization/91221
10320 * tree-ssa-sccvn.c (vn_reference_lookup_3): Appropriately
10321 restrict partial-def handling of empty constructors and
10322 memset to refs with known offset.
10324 2019-07-22 Jan Beulich <jbeulich@suse.com>
10326 * config/i386/sse.md (ternlogsuffix): New.
10327 (one_cmpl<mode>2): Don't force CONSTM1_RTX into a register when
10329 (<mask_codefor>one_cmpl<mode>2<mask_name>): New.
10331 2019-07-22 Martin Liska <mliska@suse.cz>
10333 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Update
10335 * toplev.c (compile_file): Do not emit __gnu_lto_v1 symbol.
10337 2019-07-22 Martin Liska <mliska@suse.cz>
10339 * lto-section-in.c (lto_get_section_data):
10340 Use new function get_compression.
10341 * lto-streamer-out.c (produce_lto_section): Use
10342 set_compression to encode compression algorithm.
10343 * lto-streamer.h (struct lto_section): Do not
10344 use bitfields in the format.
10346 2019-07-22 Martin Liska <mliska@suse.cz>
10349 * opts-common.c (decode_cmdline_option): Decode
10350 argument of -Werror and check it for a wrong language.
10351 * opts-global.c (complain_wrong_lang): Remove such case.
10353 2019-07-22 Claudiu Zissulescu <claziss@synopsys.com>
10355 * config/arc/arc.c (prepare_move_operands): Always use an
10356 intermediate register when storing a TLS symbols.
10358 2019-07-22 Stafford Horne <shorne@gmail.com>
10360 * config/or1k/or1k.c (or1k_expand_compare): Check for int before
10363 2019-07-22 Stafford Horne <shorne@gmail.com>
10365 * config.gcc (or1k*-*-*): Add mhard-float, mdouble-float, msoft-float
10366 and munordered-float validations.
10367 * config/or1k/constraints.md (d): New register constraint.
10368 * config/or1k/predicates.md (fp_comparison_operator): New.
10369 * config/or1k/or1k.c (or1k_print_operand): Add support for printing 'd'
10371 (or1k_expand_compare): Normalize unordered comparisons.
10372 * config/or1k/or1k.h (reg_class): Define DOUBLE_REGS.
10373 (REG_CLASS_NAMES): Add "DOUBLE_REGS".
10374 (REG_CLASS_CONTENTS): Add contents for DOUBLE_REGS.
10375 * config/or1k/or1k.md (type): Add fpu.
10376 (fpu): New instruction reservation.
10377 (F, f, fr, fi, FI, FOP, fop): New.
10378 (<fop><F:mode>3): New ALU instruction definition.
10379 (float<fi><F:mode>2): New conversion instruction definition.
10380 (fix_trunc<F:mode><fi>2): New conversion instruction definition.
10381 (fpcmpcc): New code iterator.
10382 (*sf_fp_insn): New instruction definition.
10383 (cstore<F:mode>4): New expand definition.
10384 (cbranch<F:mode>4): New expand definition.
10385 * config/or1k/or1k.opt (msoft-float, mhard-float, mdouble-float,
10386 munordered-float): New options.
10387 * doc/invoke.texi: Document msoft-float, mhard-float, mdouble-float and
10390 2019-07-22 Stafford Horne <shorne@gmail.com>
10392 * config.gcc (or1k*-*-*): Add mrori and mror to validation.
10393 * doc/invoke.texi (OpenRISC Options): Add mrori option, rewrite all
10394 documenation to be more clear.
10395 * config/or1k/elf.opt (mboard=, mnewlib): Rewrite documentation to be
10397 * config/or1k/or1k.opt (mrori): New option.
10398 (mhard-div, msoft-div, mhard-mul, msoft-mul, mcmov, mror, msext,
10399 msfimm, mshftimm): Rewrite documentation to be more clear.
10400 * config/or1k/or1k.md (insn_support): Add ror and rori.
10401 (enabled): Add conditions for ror and rori.
10402 (rotrsi3): Replace condition for shftimm with ror and rori.
10404 2019-07-22 Stafford Horne <shorne@gmail.com>
10407 * config/or1k/or1k.md (zero_extend<mode>si2): Update predicate.
10408 (extend<mode>si2): Update predicate.
10409 * config/or1k/predicates.md (volatile_mem_operand): New.
10410 (reg_or_mem_operand): New.
10412 2019-07-21 Iain Sandoe <iain@sandoe.co.uk>
10414 * config/rs6000/rs6000.c (TARGET_NO_PROTOTYPE): Move from here...
10415 * config/rs6000/rs6000-call.c: ... to here.
10417 2019-07-20 Segher Boessenkool <segher@kernel.crashing.org>
10419 * config/rs6000/predicates.md (offsettable_mem_operand): Allow volatile
10422 2019-07-20 Segher Boessenkool <segher@kernel.crashing.org>
10424 * config/rs6000/predicates.md (input_operand): Allow volatile memory.
10426 2019-07-20 Segher Boessenkool <segher@kernel.crashing.org>
10428 * config/rs6000/predicates.md (lwa_operand): Allow volatile memory.
10430 2019-07-20 Segher Boessenkool <segher@kernel.crashing.org>
10432 * config/rs6000/predicates.md (volatile_mem_operand): Modernize syntax.
10433 (any_memory_operand): New predicate.
10434 (reg_or_mem_operand): Use it.
10436 2019-07-20 Jakub Jelinek <jakub@redhat.com>
10439 * optabs.c (expand_unop): As fallback, expand ~op0 as op0 ^ -1.
10441 2019-07-20 John David Anglin <danglin@gcc.gnu.org>
10443 * config/pa/pa.h (hppa_profile_hook): Delete declaration.
10444 * config/pa/pa-protos.h (hppa_profile_hook): Add declaration.
10446 2019-07-20 Jakub Jelinek <jakub@redhat.com>
10448 * tree.def (OMP_LOOP): New tree code.
10449 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_BIND.
10450 (enum omp_clause_bind_kind): New enum.
10451 (struct tree_omp_clause): Add subcode.bind_kind.
10452 * tree.h (OMP_LOOP_CHECK): Rename to ...
10453 (OMP_LOOPING_CHECK): ... this.
10454 (OMP_FOR_BODY, OMP_FOR_CLAUSES, OMP_FOR_INIT, OMP_FOR_COND,
10455 OMP_FOR_INCR, OMP_FOR_PRE_BODY, OMP_FOR_ORIG_DECLS): Use
10456 OMP_LOOPING_CHECK instead of OMP_LOOP_CHECK.
10457 (OMP_CLAUSE_BIND_KIND): Define.
10458 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
10459 bind clause entries.
10460 (walk_tree_1): Handle OMP_CLAUSE_BIND.
10461 * tree-pretty-print.c (dump_omp_clause): Likewise.
10462 (dump_generic_node): Handle OMP_LOOP.
10463 * gimplify.c (enum omp_region_type): Add ORT_IMPLICIT_TARGET.
10464 (in_omp_construct): New variable.
10465 (is_gimple_stmt): Handle OMP_LOOP.
10466 (gimplify_scan_omp_clauses): For lastprivate don't set
10467 check_non_private if code == OMP_LOOP. For reduction clause
10468 on OMP_LOOP combined with parallel or teams propagate as shared
10469 on the combined construct. Handle OMP_CLAUSE_BIND.
10470 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_BIND.
10471 (gimplify_omp_for): Pass OMP_LOOP instead of OMP_{FOR,DISTRIBUTE}
10472 for constructs from a loop construct to gimplify_scan_omp_clauses.
10473 Don't predetermine iterator linear on OMP_SIMD from loop construct.
10474 (replace_reduction_placeholders, gimplify_omp_loop): New functions.
10475 (gimplify_omp_workshare): Use ORT_IMPLICIT_TARGET instead of trying
10476 to match the implicit ORT_TARGET construct around whole body.
10477 Temporarily clear in_omp_construct when processing body.
10478 (gimplify_expr): Handle OMP_LOOP. For OMP_MASTER, OMP_TASKGROUP
10479 etc. temporarily set in_omp_construct when processing body.
10480 (gimplify_body): Create ORT_IMPLICIT_TARGET instead of ORT_TARGET.
10481 * omp-low.c (struct omp_context): Add loop_p.
10482 (build_outer_var_ref): Treat ctx->loop_p similarly to simd construct
10483 in that the original var might be private.
10484 (scan_sharing_clauses): Handle OMP_CLAUSE_BIND.
10485 (check_omp_nesting_restrictions): Adjust nesting restrictions for
10486 addition of loop construct.
10487 (scan_omp_1_stmt): Allow setjmp inside of loop construct.
10489 * omp-low.c (lower_rec_input_clauses): Don't force simd arrays for
10490 lastprivate non-addressable iterator of a collapse(1) simd.
10492 2019-07-17 Bill Seurer <seurer@linux.vnet.ibm.com>
10494 * config/rs6000/rs6000-call.c (HAVE_AS_GNU_ATTRIBUTE): define value
10497 2019-07-19 Iain Sandoe <iain@sandoe.co.uk>
10499 * config/darwin.h (DRIVER_SELF_SPECS): Ignore X and Mach specs which
10500 refer to default conditions. Warn for the 'y' spec which is ignored
10501 by current linkers.
10503 2019-07-19 Bill Seurer <seurer@linux.vnet.ibm.com>
10505 * config/rs6000/rs6000.c (builtin_description, cpu_is_info,
10506 cpu_supports_info, builtin_hash_struct, builtin_hasher,
10507 builtin_hash_table, rs6000_builtin_info_type, rs6000_builtin_info,
10508 rs6000_aggregate_candidate, rs6000_discover_homogeneous_aggregate,
10509 rs6000_return_in_memory, rs6000_return_in_msb, call_ABI_of_interest,
10510 init_cumulative_args, rs6000_promote_function_mode,
10511 rs6000_must_pass_in_stack, is_complex_IBM_long_double,
10512 abi_v4_pass_in_fpr, rs6000_function_arg_padding,
10513 rs6000_function_arg_boundary, rs6000_parm_offset,
10514 rs6000_parm_start, rs6000_arg_size,
10515 rs6000_darwin64_record_arg_advance_flush,
10516 rs6000_darwin64_record_arg_advance_recurse,
10517 rs6000_darwin64_struct_check_p, rs6000_function_arg_advance_1,
10518 rs6000_function_arg_advance, rs6000_darwin64_record_arg_flush,
10519 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
10520 rs6000_mixed_function_arg, rs6000_psave_function_arg,
10521 rs6000_finish_function_arg, rs6000_function_arg,
10522 rs6000_arg_partial_bytes, rs6000_pass_by_reference,
10523 rs6000_parm_needs_stack, rs6000_function_parms_need_stack,
10524 rs6000_reg_parm_stack_space, rs6000_move_block_from_reg,
10525 setup_incoming_varargs, rs6000_build_builtin_va_list, rs6000_va_start,
10526 rs6000_gimplify_va_arg, def_builtin, bdesc_3arg, bdesc_dst,
10527 bdesc_2arg, bdesc_altivec_preds, bdesc_abs, bdesc_1arg, bdesc_0arg,
10528 bdesc_htm, rs6000_overloaded_builtin_p, rs6000_overloaded_builtin_name,
10529 rs6000_expand_zeroop_builtin, rs6000_expand_mtfsf_builtin,
10530 rs6000_expand_mtfsb_builtin, rs6000_expand_set_fpscr_rn_builtin,
10531 rs6000_expand_set_fpscr_drn_builtin, rs6000_expand_unop_builtin,
10532 altivec_expand_abs_builtin, rs6000_expand_binop_builtin,
10533 altivec_expand_predicate_builtin, swap_endian_selector_for_mode,
10534 altivec_expand_lv_builtin, altivec_expand_stxvl_builtin,
10535 altivec_expand_stv_builtin, htm_spr_num, rs6000_htm_spr_icode,
10536 htm_expand_builtin, cpu_expand_builtin, rs6000_expand_ternop_builtin,
10537 altivec_expand_dst_builtin, altivec_expand_vec_init_builtin,
10538 get_element_number, altivec_expand_vec_set_builtin,
10539 altivec_expand_vec_ext_builtin, altivec_expand_builtin,
10540 rs6000_builtin_is_supported_p, rs6000_invalid_builtin,
10541 rs6000_fold_builtin, rs6000_builtin_valid_without_lhs,
10542 fold_build_vec_cmp, fold_compare_helper, fold_mergehl_helper,
10543 fold_mergeeo_helper, rs6000_gimple_fold_builtin,
10544 rs6000_expand_builtin, rs6000_vector_type,
10545 rs6000_init_builtins, rs6000_builtin_decl, altivec_init_builtins,
10546 htm_init_builtins, builtin_function_type, rs6000_common_init_builtins,
10547 rs6000_internal_arg_pointer, rs6000_output_mi_thunk): Move
10549 * config/rs6000/rs6000-call.c (builtin_description, cpu_is_info,
10550 cpu_supports_info, builtin_hash_struct, builtin_hasher,
10551 builtin_hash_table, rs6000_builtin_info_type, rs6000_builtin_info,
10552 rs6000_aggregate_candidate, rs6000_discover_homogeneous_aggregate,
10553 rs6000_return_in_memory, rs6000_return_in_msb, call_ABI_of_interest,
10554 init_cumulative_args, rs6000_promote_function_mode,
10555 rs6000_must_pass_in_stack, is_complex_IBM_long_double,
10556 abi_v4_pass_in_fpr, rs6000_function_arg_padding,
10557 rs6000_function_arg_boundary, rs6000_parm_offset,
10558 rs6000_parm_start, rs6000_arg_size,
10559 rs6000_darwin64_record_arg_advance_flush,
10560 rs6000_darwin64_record_arg_advance_recurse,
10561 rs6000_darwin64_struct_check_p, rs6000_function_arg_advance_1,
10562 rs6000_function_arg_advance, rs6000_darwin64_record_arg_flush,
10563 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
10564 rs6000_mixed_function_arg, rs6000_psave_function_arg,
10565 rs6000_finish_function_arg, rs6000_function_arg,
10566 rs6000_arg_partial_bytes, rs6000_pass_by_reference,
10567 rs6000_parm_needs_stack, rs6000_function_parms_need_stack,
10568 rs6000_reg_parm_stack_space, rs6000_move_block_from_reg,
10569 setup_incoming_varargs, rs6000_build_builtin_va_list, rs6000_va_start,
10570 rs6000_gimplify_va_arg, def_builtin, bdesc_3arg, bdesc_dst,
10571 bdesc_2arg, bdesc_altivec_preds, bdesc_abs, bdesc_1arg, bdesc_0arg,
10572 bdesc_htm, rs6000_overloaded_builtin_p, rs6000_overloaded_builtin_name,
10573 rs6000_expand_zeroop_builtin, rs6000_expand_mtfsf_builtin,
10574 rs6000_expand_mtfsb_builtin, rs6000_expand_set_fpscr_rn_builtin,
10575 rs6000_expand_set_fpscr_drn_builtin, rs6000_expand_unop_builtin,
10576 altivec_expand_abs_builtin, rs6000_expand_binop_builtin,
10577 altivec_expand_predicate_builtin, swap_endian_selector_for_mode,
10578 altivec_expand_lv_builtin, altivec_expand_stxvl_builtin,
10579 altivec_expand_stv_builtin, htm_spr_num, rs6000_htm_spr_icode,
10580 htm_expand_builtin, cpu_expand_builtin, rs6000_expand_ternop_builtin,
10581 altivec_expand_dst_builtin, altivec_expand_vec_init_builtin,
10582 get_element_number, altivec_expand_vec_set_builtin,
10583 altivec_expand_vec_ext_builtin, altivec_expand_builtin,
10584 rs6000_builtin_is_supported_p, rs6000_invalid_builtin,
10585 rs6000_fold_builtin, rs6000_builtin_valid_without_lhs,
10586 fold_build_vec_cmp, fold_compare_helper, fold_mergehl_helper,
10587 fold_mergeeo_helper, rs6000_gimple_fold_builtin,
10588 rs6000_expand_builtin, rs6000_vector_type,
10589 rs6000_init_builtins, rs6000_builtin_decl, altivec_init_builtins,
10590 htm_init_builtins, builtin_function_type, rs6000_common_init_builtins,
10591 rs6000_internal_arg_pointer, rs6000_output_mi_thunk: Move
10592 to here from rs6000.c.
10593 * config/rs6000/rs6000-internal.h: (rs6000_darwin64_struct_check_p,
10594 rs6000_discover_homogeneous_aggregate, rs6000_output_mi_thunk,
10595 rs6000_output_addr_const_extra, rs6000_gimple_fold_builtin,
10596 rs6000_invalid_builtin, rs6000_build_builtin_va_list, rs6000_va_start,
10597 rs6000_gimplify_va_arg, rs6000_promote_function_mode,
10598 rs6000_return_in_memory, rs6000_return_in_msb,
10599 rs6000_pass_by_reference, setup_incoming_varargs,
10600 rs6000_function_arg_boundary, rs6000_must_pass_in_stack,
10601 rs6000_arg_partial_bytes, rs6000_function_arg_advance,
10602 rs6000_function_arg_padding, rs6000_function_arg,
10603 rs6000_darwin64_record_arg, rs6000_internal_arg_pointer,
10604 rs6000_init_builtins, rs6000_builtin_decl, rs6000_expand_builtin,
10605 rs6000_fold_builtin, rs6000_passes_ieee128, rs6000_passes_float,
10606 rs6000_passes_long_double, rs6000_passes_vector,
10607 rs6000_returns_struct, cpu_builtin_p, tree builtin_mode_to_type,
10608 altivec_builtin_mask_for_load) Add declarations.
10609 * config/rs6000/t-rs6000: Add new source file rs6000-call.c.
10610 * config/config.gcc: Add new source file rs6000-call.c to garbage
10611 collector and extra_objs.
10613 2019-07-19 Jeff Law <law@redhat.com>
10615 PR tree-optimization/86061
10616 * tree-ssa-dse.c (initialize_ao_ref_for_dse): Handle
10617 strncpy. Drop some trivial dead code.
10618 (maybe_trim_memstar_call): Handle strncpy.
10620 2019-07-19 Richard Biener <rguenther@suse.de>
10622 PR tree-optimization/91211
10623 * tree-ssa-sccvn.c (vn_walk_cb_data::push_partial_def): Fix
10624 memset encoding size.
10626 2019-07-19 Uroš Bizjak <ubizjak@gmail.com>
10629 * config/i386/mmx.md (one_cmpl<mode>2): New expander.
10631 2019-07-19 Jan Hubicka <hubicka@ucw.cz>
10634 * ipa-inline.c (recursive_inlining): Fix limits check.
10636 2019-07-19 Richard Biener <rguenther@suse.de>
10638 PR tree-optimization/91200
10639 * tree-ssa-phiopt.c (cond_store_replacement): Check we have
10640 no PHI nodes in middle-bb.
10642 2019-07-19 Richard Sandiford <richard.sandiford@arm.com>
10644 * doc/invoke.texi: Rename the AArch64 +bitperm extension flag
10646 * config/aarch64/aarch64-option-extensions.def: Likewise.
10648 2019-07-19 Jakub Jelinek <jakub@redhat.com>
10650 PR middle-end/91190
10651 * function.c (insert_temp_slot_address): Store into the hash table
10652 a copy of address to avoid RTL sharing issues.
10654 2019-07-19 Richard Biener <rguenther@suse.de>
10656 PR tree-optimization/91207
10658 2019-07-17 Richard Biener <rguenther@suse.de>
10660 PR tree-optimization/91178
10661 * tree-vect-stmts.c (get_group_load_store_type): For SLP
10662 loads with a gap larger than the vector size always use
10664 (vectorizable_load): For VMAT_STRIDED_SLP with a permutation
10665 avoid loading vectors that are only contained in the gap
10666 and thus are not needed.
10668 2019-07-18 Uroš Bizjak <ubizjak@gmail.com>
10670 * config/i386/i386.md (*addqi_2_slp): Remove.
10671 (*<code>qi_2_slp): Ditto.
10673 2019-07-18 Michael Meissner <meissner@linux.ibm.com>
10675 * config/rs6000/predicates.md (prefixed_mem_operand): Call
10676 rs6000_prefixed_address_mode_p instead of rs6000_prefixed_address.
10677 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address_mode_p):
10678 Rename function from rs6000_prefixed_address.
10679 * config/rs6000/aix.h (TARGET_HAS_TOC): Rename TARGET_TOC to
10681 (TARGET_TOC): Likewise.
10682 (TARGET_NO_TOC): Delete here, define TARGET_NO_TOC_OR_PCREL in
10684 * config/rs6000/darwin.h (TARGET_HAS_TOC): Rename TARGET_TOC to
10686 (TARGET_TOC): Likewise.
10687 (TARGET_NO_TOC): Delete here, define TARGET_NO_TOC_OR_PCREL in
10689 * config/rs6000/linux64.h (TARGET_HAS_TOC): Rename TARGET_TOC to
10691 (TARGET_TOC): Likewise.
10692 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
10693 check to require -mcmodel=medium for pc-relative addressing.
10694 (create_TOC_reference): Add assertion for TARGET_TOC.
10695 (rs6000_legitimize_address): Use TARGET_NO_TOC_OR_PCREL instead of
10697 (rs6000_emit_move): Likewise.
10698 (TOC_alias_set): Rename TOC alias set static variable from 'set'
10699 to 'TOC_alias_set'.
10700 (get_TOC_alias_set): Likewise.
10701 (output_toc): Use TARGET_NO_TOC_OR_PCREL instead of
10703 (rs6000_can_eliminate): Likewise.
10704 (rs6000_prefixed_address_mode_p): Rename function from
10705 rs6000_prefixed_address.
10706 * config/rs6000/rs6000.h (TARGET_TOC): Define in terms of
10707 TARGET_HAS_TOC and not pc-relative.
10708 (TARGET_NO_TOC_OR_PCREL): New macro to replace TARGET_NO_TOC.
10709 * config/rs6000/sysv4.h (TARGET_HAS_TOC): Rename TARGET_TOC to
10711 (TARGET_TOC): Likewise.
10712 (TARGET_NO_TOC): Delete here, define TARGET_NO_TOC_OR_PCREL in
10715 2019-07-18 Uroš Bizjak <ubizjak@gmail.com>
10718 * config/i386/i386.md (*addqi_1_slp): Use register_operand predicate
10719 for operand 0. Do not use (match_dup) to match operand 1 with
10720 operand 0. Add check in insn constraint that either input operand
10721 matches operand 0. Use SWI12 mode iterator to also handle
10723 (*and<mode>_1_slp): Ditto.
10724 (*<code>qi_1_slp): Ditto.
10725 (*sub<mode>_1_slp): Use register_operand predicate for operand 0.
10726 Do not use (match_dup) to match operand 1 with operand 0. Add
10727 check in insn constraint that operand 1 matches operand 0.
10728 Use SWI12 mode iterator to also handle HImode operands.
10729 (*ashl<mode>3_1_slp): Ditto.
10730 (*<shift_insn><mode>3_1_slp): Ditto.
10731 (*<rotate_insn><mode>3_1_slp): Ditto.
10733 2019-07-18 Sylvia Taylor <sylvia.taylor@arm.com>
10735 * config/arm/arm-builtins.c
10736 (arm_expand_ternop_builtin): Remove explicit sha1 builtin handling.
10737 (arm_expand_unop_builtin): Likewise.
10738 * config/arm/crypto.md
10739 (crypto_sha1h): Convert from define_insn to define_expand.
10740 (crypto_<crypto_pattern>): Likewise.
10741 (crypto_sha1h_lb): New define_insn.
10742 (crypto_<crypto_pattern>_lb): Likewise.
10744 2019-07-18 Sylvia Taylor <sylvia.taylor@arm.com>
10747 * config/arm/arm_neon.h (vsha1h_u32): Refactor.
10748 (vsha1cq_u32): Likewise.
10749 (vsha1pq_u32): Likewise.
10750 (vsha1mq_u32): Likewise.
10751 * config/arm/crypto.md (crypto_sha1h): Remove zero extend, correct
10753 (crypto_sha1c): Correct vec select.
10754 (crypto_sha1m): Likewise.
10755 (crypto_sha1p): Likewise.
10757 2019-07-18 Richard Earnshaw <rearnsha@arm.com>
10759 * config/arm/predicates.md (arm_borrow_operation): New predicate.
10760 * config/arm/arm.c (subdi3_compare1): Use CCmode for the split.
10761 (arm_subdi3, subdi_di_zesidi, subdi_di_sesidi): Likewise.
10762 (subdi_zesidi_zesidi): Likewise.
10763 (negdi2_compare, negdi2_insn): Likewise.
10764 (negdi_extensidi): Likewise.
10765 (negdi_zero_extendsidi): Likewise.
10766 (arm_cmpdi_insn): Likewise.
10767 (subsi3_carryin): Use arm_borrow_operation.
10768 (subsi3_carryin_const): Likewise.
10769 (subsi3_carryin_const0): Likewise.
10770 (subsi3_carryin_compare): Likewise.
10771 (subsi3_carryin_compare_const): Likewise.
10772 (subsi3_carryin_compare_const0): Likewise.
10773 (subsi3_carryin_shift): Likewise.
10774 (rsbsi3_carryin_shift): Likewise.
10775 (negsi2_carryin_compare): Likewise.
10777 2019-07-18 Bin Cheng <bin.cheng@linux.alibaba.com>
10779 PR tree-optimization/91137
10780 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field.
10781 (tree_ssa_iv_optimize_init, alloc_iv, tree_ssa_iv_optimize_finalize):
10782 Init, use and fini the above new field.
10783 (determine_base_object_1): New function.
10784 (determine_base_object): Reimplement using walk_tree.
10786 2019-07-18 Richard Sandiford <richard.sandiford@arm.com>
10788 * basic-block.h (CLEANUP_FORCE_FAST_DCE): New macro.
10789 * cfgcleanup.c (cleanup_cfg): Call run_fast_dce if
10790 CLEANUP_FORCE_FAST_DCE is set.
10791 * ifcvt.c (rest_of_handle_if_conversion): Pass
10792 CLEANUP_FORCE_FAST_DCE to the final cleanup_cfg call if
10793 if-conversion succeeded.
10795 2019-07-18 Richard Biener <rguenther@suse.de>
10797 * tree-ssa-sccvn.c (vn_walk_cb_data::push_partial_def): Refactor
10798 branches to make code less indented.
10800 2019-07-17 Alexandre Oliva <oliva@adacore.com>
10802 PR middle-end/81824
10803 * attribs.c (decls_mismatched_attributes): Simplify the logic
10804 that avoids duplicates and false positives.
10806 2019-07-17 John David Anglin <danglin@gcc.gnu.org>
10808 * config/pa/pa.c (pa_som_asm_init_sections): Don't force all constant
10809 data into data section when generating PIC code.
10810 (pa_select_section): Use pa_reloc_rw_mask() to qualify relocs.
10811 (pa_reloc_rw_mask): Return 3 when generating PIC code and when
10812 generating code for SOM targets earlier than HP-UX 11. Otherwise,
10813 return 2 for SOM and 0 for other targets.
10815 2019-07-17 Jeff Law <law@redhat.com>
10817 * tree-ssa-dse.c (initialize_ao_ref_for_dse): Fix formatting.
10818 (dse_walker::dse_optimize_stmt): Likewise. Add missing return to
10819 avoid unexpected switch statement fallthru.
10821 2019-07-17 Uroš Bizjak <ubizjak@gmail.com>
10823 * config/i386/i386.md (*add<dwi>3_doubleword):
10824 Remove redundant constraints.
10825 (*add<mode>_1): Ditto.
10828 (*addqi_1_slp): Ditto.
10829 (*add<mode>_2): Ditto.
10830 (*addv<mode>4): Ditto.
10831 (*sub<dwi>3_doubleword): Ditto.
10832 (*sub<mode>_1): Ditto.
10833 (*subqi_1_slp): Ditto.
10834 (*sub<mode>_2): Ditto.
10835 (*subv<mode>4): Ditto.
10836 (*sub<mode>_3): Ditto.
10837 (@add<mode>3_carry): Ditto.
10838 (@sub<mode>3_carry): Ditto.
10839 (*add<mode>3_cc_overflow_1): Ditto.
10840 (*add<mode>3_zext_cc_overflow_2): Ditto.
10842 (*and<mode>_1): Ditto.
10844 (*andqi_1_slp): Ditto.
10846 (*andqi_2_maybe_si): Ditto.
10847 (*and<mode>_2): Ditto.
10848 (*andqi_2_slp): Ditto.
10849 (*<code><mode>_1): Ditto.
10850 (*<code>qi_1): Ditto.
10851 (*<code>qi_1_slp): Ditto.
10852 (*<code><mode>_2): Ditto.
10853 (*<code>qi_2_slp): Ditto.
10855 2019-07-17 Jan Hubicka <hubicka@ucw.cz>
10857 * alias.c (record_component_aliases): Do not simplify pointed-to
10858 types of ODR types.
10860 2019-07-17 Uroš Bizjak <ubizjak@gmail.com>
10862 * config/i386/i386.md (*andqi_2_maybe_si): Handle potential
10863 partial reg stall on alternative 2.
10865 2019-07-17 Richard Biener <rguenther@suse.de>
10867 PR tree-optimization/91178
10868 * tree-ssa.c (release_defs_bitset): Iterate from higher to
10869 lower SSA names to avoid quadratic behavior in the common case.
10870 * tree-data-ref.c (split_constant_offset): Add limit argument
10871 and pass it down. Initialize it from PARAM_SSA_NAME_DEF_CHAIN_LIMIT.
10872 (split_constant_offset_1): Add limit argument and use it to
10873 limit SSA def walking. Optimize the common plus/minus case.
10875 2019-07-17 Richard Biener <rguenther@suse.de>
10877 PR tree-optimization/91178
10878 * tree-vect-stmts.c (get_group_load_store_type): For SLP
10879 loads with a gap larger than the vector size always use
10881 (vectorizable_load): For VMAT_STRIDED_SLP with a permutation
10882 avoid loading vectors that are only contained in the gap
10883 and thus are not needed.
10885 2019-07-17 Richard Biener <rguenther@suse.de>
10887 PR tree-optimization/91180
10888 * tree-ssa-sccvn.c (vn_reference_lookup_3): Fix offset
10889 computation for memset partial defs.
10891 2019-07-17 Jakub Jelinek <jakub@redhat.com>
10893 * gimple.h (enum gf_mask): Remove GF_OMP_FOR_SIMD, change
10894 GF_OMP_FOR_KIND_SIMD to a value serially after other kinds,
10895 divide GF_OMP_FOR_KIND_MASK, GF_OMP_FOR_COMBINED,
10896 GF_OMP_FOR_COMBINED_INTO, GF_OMP_FOR_GRID_PHONY,
10897 GF_OMP_FOR_GRID_INTRA_GROUP and GF_OMP_FOR_GRID_GROUP_ITER by two.
10898 * omp-grid.c (grid_process_grid_body,
10899 grid_eliminate_combined_simd_part): Use GF_OMP_FOR_KIND_SIMD instead
10900 of GF_OMP_FOR_SIMD, don't test & GF_OMP_FOR_SIMD but
10901 == GF_OMP_FOR_KIND_SIMD.
10902 * omp-low.c (build_outer_var_ref, scan_sharing_clauses,
10903 check_omp_nesting_restrictions, scan_omp_1_stmt,
10904 lower_rec_input_clauses, lower_lastprivate_conditional_clauses,
10905 lower_lastprivate_clauses, lower_reduction_clauses, lower_omp_scan,
10906 omp_find_scan): Likewise.
10907 * omp-expand.c (expand_omp_for): Likewise.
10908 * omp-general.c (omp_extract_for_data): Likewise.
10910 PR tree-optimization/91157
10911 * tree-vect-generic.c (expand_vector_comparison): Handle lhs being
10912 a vector boolean with scalar mode.
10913 (expand_vector_condition): Handle first operand being a vector boolean
10915 (expand_vector_operations_1): For comparisons, don't bail out early
10916 if the return type is vector boolean with scalar mode, but comparison
10917 operand type is not.
10919 2019-07-17 Richard Biener <rguenther@suse.de>
10921 PR tree-optimization/91181
10922 * tree-vect-slp.c (vect_build_slp_tree_1): Do not compare
10923 IFN_LOADs as calls.
10925 2019-07-16 Uroš Bizjak <ubizjak@gmail.com>
10927 * config/i386/i386.md (*testdi_1): Match CCZmode for
10928 constants that might have the SImode sign bit set.
10929 (*testqi_1_maybe_si): Remove "!" constraint modifier.
10930 Use correct constraints for pentium pairing.
10931 (*test<mode>_1): Ditto.
10933 2019-07-16 Jeff Law <law@redhat.com>
10935 PR rtl-optimization/91173
10936 * tree-ssa-address.c (addr_for_mem_ref): If the base is an
10937 SSA_NAME with a constant value, fold its value into the offset
10938 and clear the base before calling gen_addr_rtx.
10940 2019-07-16 Jakub Jelinek <jakub@redhat.com>
10942 PR rtl-optimization/91164
10943 * dse.c (rest_of_handle_dse): If dead edges have been purged,
10944 invalidate dominance info.
10946 2019-07-16 Richard Sandiford <richard.sandiford@arm.com>
10948 * read-md.h (md_reader::record_potential_iterator_use): Add a
10949 file_location parameter.
10950 * read-rtl.c (attribute_use::loc): New field.
10951 (map_attr_string): Take a file_location parameter. Report cases
10952 in which attributes map to multiple distinct values.
10953 (apply_attribute_uses): Update call accordingly.
10954 (md_reader::handle_overloaded_name): Likewise.
10955 (md_reader::apply_iterator_to_string): Likewise. Skip empty
10957 (record_attribute_use): Take a file_location parameter.
10958 Initialize attribute_use::loc.
10959 (md_reader::record_potential_iterator_use): Take a file_location
10960 parameter. Update call to record_attribute_use.
10961 (rtx_reader::rtx_alloc_for_name): Update call accordingly.
10962 (rtx_reader::read_rtx_code): Likewise.
10963 (rtx_reader::read_rtx_operand): Likewise. Record a location
10964 for implicitly-expanded empty strings.
10966 2019-07-16 Richard Sandiford <richard.sandiford@arm.com>
10968 * read-md.h (md_reader::ptr_loc): Moved from read-md.c.
10969 Use file_location instead of separate fields.
10970 (md_reader::set_md_ptr_loc): Take a file_location instead of a
10971 separate filename and line number.
10972 * read-md.c (ptr_loc): As above.
10973 (md_reader::copy_md_ptr_loc): Update for new ptr_loc layout.
10974 (md_reader::fprint_md_ptr_loc): Likewise.
10975 (md_reader::set_md_ptr_loc): Likewise. Take a file_location
10976 instead of a separate filename and line number.
10977 (md_reader::read_string): Update call accordingly.
10979 2019-07-16 Richard Sandiford <richard.sandiford@arm.com>
10981 * config/rs6000/rs6000.md (*mov<mode>_update1): Explicitly
10982 use <SFDF:mode>, <SFDF:MODE>, <SFDF:Ff> and <SFDF:bits> rather than
10983 leaving the choice between SFDF and P implicit.
10984 (*mov<mode>_update2): Likewise.
10985 (*cmp<IBM128:mode>_internal2): Explicitly use <IBM128:MODE>
10986 rather than leaving the choice betweem IBM128 and GPR implicit.
10987 (*fix<uns>_trunc<IEEE128:mode><QHSI:mode>2_mem): Explicitly use
10988 <IEEE128:MODE> rather than leaving the choice between IEEE128 and
10990 (AltiVec define_peephole2s): Explicitly use <ALTIVEC_DFORM:MODE>
10991 rather than leaving the choice between ALTIVEC_DFORM and P implicit.
10992 * config/rs6000/vsx.md
10993 (*vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>)
10994 (*vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Explicitly
10995 use <FL_CONV:VSisa> rather than leaving the choice between FL_CONV
10996 and VSX_EXTRACT_I implicit.
10998 2019-07-16 Richard Sandiford <richard.sandiford@arm.com>
11000 * config/mips/micromips.md (*movep<MOVEP1:mode><MOVEP2:mode>):
11001 Explicitly use <MOVEP1:MODE> for the mode attribute.
11003 2019-07-16 Jan Hubicka <hubicka@ucw.cz>
11006 * ipa-fnsummary.c (analyze_function_body): Skip debug stmts
11008 2019-07-15 Segher Boessenkool <segher@kernel.crashing.org>
11011 * config/rs6000/rs6000.c (rs6000_file_start): Never skip emitting a
11012 .machine directive.
11014 2019-07-15 Uroš Bizjak <ubizjak@gmail.com>
11016 * config/i386/i386.md (@test<mode>_ccno_1):
11017 Rename from test<mode>_ccno_1.
11018 (*testdi_1): Remove redundant alternatives. Remove modrm attribute.
11019 (*testqi_1_maybe_si): Remove modrm attribute.
11020 (*test<mode>_1): Ditto.
11021 * config/i386/i386-expand.c (ix86_split_idivmod): Use
11022 gen_test_ccno_1 and gen_extend_insn.
11024 2019-07-15 Jan Hubicka <hubicka@ucw.cz>
11026 * tree-ssa-alias.c (aliasing_component_refs_walk): Initialize same_p
11029 2019-07-15 Richard Biener <rguenther@suse.de>
11031 PR middle-end/91162
11032 * tree-cfg.c (move_block_to_fn): When releasing a virtual PHI
11033 node make sure to replace all uses with something valid.
11035 2019-07-15 Kewen Lin <linkw@gcc.gnu.org>
11037 PR tree-optimization/88497
11038 * tree-ssa-reassoc.c (reassociate_bb): Swap the positions of
11039 GIMPLE_BINARY_RHS check and gimple_visited_p check, call new
11040 function undistribute_bitref_for_vector.
11041 (undistribute_bitref_for_vector): New function.
11042 (cleanup_vinfo_map): Likewise.
11043 (sort_by_mach_mode): Likewise.
11045 2019-07-14 Uroš Bizjak <ubizjak@gmail.com>
11047 * config/i386/i386.md (nonmemory_szext_operand): New mode attribute.
11048 (test<mode>_ccno_1): Macroize insn pattern from testsi_ccno_1
11049 and testdi_ccno_1 using SWI48 mode attribute.
11050 (*testdi_1): Use x86_64_szext_nonmemory_operand instead of
11051 x86_64_szext_general_operand.
11052 (*testqi_1_maybe_si): Use nonmemory_operand instead of general_operand.
11053 (*test<mode>_1): Use nonmemory_szext_operand mode attribute
11054 instead of genera_operand mode attribute.
11056 2019-07-14 Vladislav Ivanishin <vlad@ispras.ru>
11058 * gdbhooks.py (DumpFn.invoke): Add explicit casts of return values of
11059 fopen and fclose to their respective types.
11060 (DotFn.invoke): Ditto.
11062 2019-07-14 Jan Hubicka <hubicka@ucw.cz>
11064 * ipa-fnsummary.c (ipa_dump_hints): Do not dump array_index.
11065 (ipa_fn_summary::~ipa_fn_summary): Do not destroy array_index.
11066 (ipa_fn_summary_t::duplicate): Do not duplicate array_index.
11067 (array_index_predicate): Remove.
11068 (analyze_function_body): Account cost for variable ofsetted array
11070 (estimate_node_size_and_time): Do not compute array index hint.
11071 (ipa_merge_fn_summary_after_inlining): Do not merge array index hint.
11072 (inline_read_section): Do not read array index hint.
11073 (ipa_fn_summary_write): Do not write array index hint.
11074 * doc/invoke.texi (ipa-cp-array-index-hint-bonus): Remove.
11075 * ipa-cp.c (hint_time_bonus): Remove.
11076 * ipa-fnsummary.h (ipa_hints_vals): Remove array_index.
11077 (ipa_fnsummary): Remove array_index.
11078 * ipa-inline.c (want_inline_small_function_p): Do not use
11080 (edge_badness): Likewise.
11081 * params.def (PARAM_IPA_CP_ARRAY_INDEX_HINT_BONUS): Remove.
11083 2019-07-14 Segher Boessenkool <segher@kernel.crashing.org>
11086 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Remove
11087 superfluous "builtin function" phrasing.
11089 2019-07-13 Jan Hubicka <hubicka@ucw.cz>
11091 * tree-ssa-alias.c (component_ref_to_zero_sized_trailing_array_p):
11093 (aliasing_component_refs_walk): Break out from ...
11094 (aliasing_component_refs_p): ... here.
11096 2019-07-13 Segher Boessenkool <segher@kernel.crashing.org>
11099 * config/rs6000/rs6000.c (rs6000_invalid_builtin): Remove superfluous
11100 "builtin function" phrasing.
11102 2019-07-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11105 * recog.h (temporary_volatile_ok): New class.
11106 * config/aarch64/aarch64.c (aarch64_emit_sve_pred_move): Set
11107 volatile_ok temporarily to true using temporary_volatile_ok.
11108 * expr.c (emit_block_move_via_cpymem): Likewise.
11109 * optabs.c (maybe_legitimize_operand): Likewise.
11111 2019-07-13 Jakub Jelinek <jakub@redhat.com>
11113 * gimplify.c (struct gimplify_omp_ctx): Add order_concurrent member.
11114 (omp_notice_threadprivate_variable): Diagnose threadprivate variable
11115 uses inside of order(concurrent) constructs.
11116 (gimplify_scan_omp_clauses): Set ctx->order_concurrent if
11117 OMP_CLAUSE_ORDER is seen.
11118 * omp-low.c (struct omp_context): Add order_concurrent member.
11119 (scan_sharing_clauses): Set ctx->order_concurrent if
11120 OMP_CLAUSE_ORDER is seen.
11121 (check_omp_nesting_restrictions): Diagnose ordered or atomic inside
11122 of simd order(concurrent). Diagnose constructs not allowed inside of
11123 for order(concurrent).
11124 (setjmp_or_longjmp_p): Add a context and TREE_PUBLIC check to avoid
11125 complaining about static double setjmp (double); or class static
11126 methods or non-global namespace setjmps.
11127 (omp_runtime_api_call): New function.
11128 (scan_omp_1_stmt): Diagnose OpenMP runtime API calls inside of
11129 order(concurrent) loops.
11131 2019-07-12 Martin Sebor <msebor@redhat.com>
11133 * doc/invoke.texi (ssa-name-def-chain-limit): Document new --param.
11134 * params.def (PARAM_SSA_NAME_DEF_CHAIN_LIMIT): Add new --param.
11135 * tree-vrp.c (vrp_prop::check_mem_ref): Use
11136 PARAM_SSA_NAME_DEF_CHAIN_LIMIT.
11138 2019-07-12 Jan Hubicka <jh@suse.cz>
11140 * tree-ssa-alias.c (same_tmr_indexing_p): Break out from ...
11141 (indirect_refs_may_alias_p): ... here.
11142 (nonoverlapping_component_refs_since_match_p): Support also non-trivial
11143 mem refs in the access paths.
11145 2019-07-12 Jiangning Liu <jiangning.liu@amperecomputing.com>
11147 PR tree-optimization/89430
11148 * tree-ssa-phiopt.c (cond_store_replacement): Support conditional
11149 store elimination for local variable without address escape.
11151 2019-07-12 Jeff Law <law@redhat.com>
11153 * config/c6x/c6x.c (c6x_section_type): Clear SECTION_NOTYPE
11154 for the ".far" section.
11156 2019-07-12 Richard Biener <rguenther@suse.de>
11158 PR tree-optimization/91145
11159 * tree-vect-slp.c (vect_build_slp_tree_2): Fix reduction
11162 2019-07-12 Alexandre Oliva <oliva@adacore.com>
11164 * tree-eh.c (honor_protect_cleanup_actions): Use outer_
11165 rather than this_state as the lowering context for the ELSE
11166 seq in a GIMPLE_EH_ELSE.
11168 2019-07-12 Richard Sandiford <richard.sandiford@arm.com>
11170 * vector-builder.h (vector_builder::elt): Allow already-supplied
11171 elements to be read back before building is complete.
11173 2019-07-12 Eric Botcazou <ebotcazou@adacore.com>
11175 PR rtl-optimization/91136
11176 * df-core.c (ACCESSING REFS): Fix typos in comment.
11177 * resource.c (mark_target_live_reg): Add artificial defs that occur at
11178 the beginning of the block to the initial set of live registers.
11180 2019-07-12 Richard Biener <rguenther@suse.de>
11182 * fold-const.h (get_array_ctor_element_at_index): Adjust.
11183 * fold-const.c (get_array_ctor_element_at_index): Add
11184 ctor_idx output parameter informing the caller where in
11185 the constructor the element was (not) found. Add early exit
11186 for when the ctor is sorted.
11187 * gimple-fold.c (fold_array_ctor_reference): Support constant
11188 folding across multiple array elements.
11190 2019-07-12 Eric Botcazou <ebotcazou@adacore.com>
11192 * cfgexpand.c (expand_gimple_stmt_1) <GIMPLE_RETURN>: If the statement
11193 doesn't have location, set the current location to the function's end.
11195 2019-07-12 Richard Sandiford <richard.sandiford@arm.com>
11197 * config/aarch64/aarch64.md (*compare_condjump<mode>)
11198 (loadwb_pair<GPI:mode>_<P:mode>, loadwb_pair<GPF:mode>_<P:mode>)
11199 (storewb_pair<GPI:mode>_<P:mode>, storewb_pair<GPF:mode>_<P:mode>)
11200 (*ands<mode>_compare0): Fix ambiguous uses of .md attributes.
11201 * config/aarch64/aarch64-simd.md
11202 (*aarch64_get_lane_extend<GPI:mode><VDQQH:mode>): Likewise.
11203 (*aarch64_get_lane_zero_extend<GPI:mode><VDQQH:mode>): Likewise.
11204 * config/aarch64/aarch64-sve.md
11205 (while_ult<GPI:mode><PRED_ALL:mode>): Likewise.
11206 (*cond_<optab><mode>_any): Fix SVE_I/SVE_SDI typo.
11208 2019-07-12 Richard Sandiford <richard.sandiford@arm.com>
11210 * doc/md.texi: Document that @ patterns can have different
11211 numbers of operands.
11212 * genemit.c (handle_overloaded_gen): Handle this case.
11213 * genopinit.c (handle_overloaded_gen): Likewise.
11214 * gensupport.c (replace_operands_with_dups): Iterate over
11215 the new rtx's format rather than the old one's.
11217 2019-07-12 Jakub Jelinek <jakub@redhat.com>
11219 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_ORDER.
11220 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
11221 order clause entries.
11222 (walk_tree_1): Handle OMP_CLAUSE_ORDER.
11223 * tree-pretty-print.c (dump_omp_clause): Likewise.
11224 * gimplify.c (gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses):
11226 * omp-low.c (scan_sharing_clauses): Likewise.
11227 * tree-nested.c (convert_nonlocal_omp_clauses,
11228 convert_local_omp_clauses): Likewise.
11230 2019-07-12 Kewen Lin <linkw@gcc.gnu.org>
11232 * cfgrtl.c (print_rtl_with_bb): Emit a hint if the
11233 fallthrough target of current basic block isn't the placed
11236 2019-07-11 Sunil K Pandey <sunil.k.pandey@intel.com>
11239 * config/i386/avx512fintrin.h (_mm512_loadu_epi64): New.
11240 (_mm512_storeu_epi64): Likewise.
11241 (_mm512_loadu_epi32): Likewise.
11242 (_mm512_storeu_epi32): Likewise.
11243 * config/i386/avx512vlintrin.h (_mm256_storeu_epi64): New.
11244 (_mm_storeu_epi64): Likewise.
11245 (_mm256_storeu_epi32): Likewise.
11246 (_mm_storeu_epi32): Likewise.
11248 2019-07-11 Segher Boessenkool <segher@kernel.crashing.org>
11250 * config/rs6000/rs6000-logue.c: Add Modula-2 to comment.
11252 2019-07-11 Segher Boessenkool <segher@kernel.crashing.org>
11254 * config/rs6000/rs6000-logue.c (rs6000_output_function_epilogue):
11257 2019-07-11 Jakub Jelinek <jakub@redhat.com>
11260 * config/i386/sse.md (sse2_cvtpd2dq<mask_name>): Change into ...
11261 (sse2_cvtpd2dq): ... this. Remove mask substitution macros.
11262 (sse2_cvtpd2dq_mask, sse2_cvtpd2dq_mask_1): New define_insns.
11263 (ufix_notruncv2dfv2si2<mask_name>): Change into ...
11264 (ufix_notruncv2dfv2si2): ... this. Remove mask substitution macros.
11265 (ufix_notruncv2dfv2si2_mask, ufix_notruncv2dfv2si2_mask_1): New
11267 (ufix_truncv2dfv2si2<mask_name>): Change into ...
11268 (ufix_truncv2dfv2si2): ... this. Remove mask substitution macros.
11269 (ufix_truncv2dfv2si2_mask, ufix_truncv2dfv2si2_mask_1): New
11271 (sse2_cvttpd2dq<mask_name>): Change into ...
11272 (sse2_cvttpd2dq): ... this. Remove mask substitution macros.
11273 (sse2_cvttpd2dq_mask, sse2_cvttpd2dq_mask_1): New define_insns.
11274 (*sse2_cvtpd2dq<mask_name>): Change into ...
11275 (*sse2_cvtpd2dq): ... this. Remove mask substitution macros.
11276 Add "C" constraint to const0_operand.
11277 (*sse2_cvtpd2dq_mask, *sse2_cvtpd2dq_mask_1): New define_insns.
11278 (sse2_cvtpd2ps_mask): Adjust expand to match *sse2_cvtpd2ps_mask
11282 * config/i386/i386-builtin-types.def
11283 (V32HI_FTYPE_V32HI_V32HI_V32HI_INT,
11284 V16HI_FTYPE_V16HI_V16HI_V16HI_INT, V8HI_FTYPE_V8HI_V8HI_V8HI_INT,
11285 V8SI_FTYPE_V8SI_V8SI_V8SI_INT, V4DI_FTYPE_V4DI_V4DI_V4DI_INT,
11286 V8DI_FTYPE_V8DI_V8DI_V8DI_INT, V16SI_FTYPE_V16SI_V16SI_V16SI_INT,
11287 V2DI_FTYPE_V2DI_V2DI_V2DI_INT, V4SI_FTYPE_V4SI_V4SI_V4SI_INT): Remove.
11288 * config/i386/i386-builtin.def (__builtin_ia32_vpshrdv_v32hi_mask,
11289 __builtin_ia32_vpshrdv_v32hi_maskz, __builtin_ia32_vpshrdv_v16hi_mask,
11290 __builtin_ia32_vpshrdv_v16hi_maskz, __builtin_ia32_vpshrdv_v8hi_mask,
11291 __builtin_ia32_vpshrdv_v8hi_maskz, __builtin_ia32_vpshrdv_v16si_mask,
11292 __builtin_ia32_vpshrdv_v16si_maskz, __builtin_ia32_vpshrdv_v8si_mask,
11293 __builtin_ia32_vpshrdv_v8si_maskz, __builtin_ia32_vpshrdv_v4si_mask,
11294 __builtin_ia32_vpshrdv_v4si_maskz, __builtin_ia32_vpshrdv_v8di_mask,
11295 __builtin_ia32_vpshrdv_v8di_maskz, __builtin_ia32_vpshrdv_v4di_mask,
11296 __builtin_ia32_vpshrdv_v4di_maskz, __builtin_ia32_vpshrdv_v2di_mask,
11297 __builtin_ia32_vpshrdv_v2di_maskz, __builtin_ia32_vpshldv_v32hi_mask,
11298 __builtin_ia32_vpshldv_v32hi_maskz, __builtin_ia32_vpshldv_v16hi_mask,
11299 __builtin_ia32_vpshldv_v16hi_maskz, __builtin_ia32_vpshldv_v8hi_mask,
11300 __builtin_ia32_vpshldv_v8hi_maskz, __builtin_ia32_vpshldv_v16si_mask,
11301 __builtin_ia32_vpshldv_v16si_maskz, __builtin_ia32_vpshldv_v8si_mask,
11302 __builtin_ia32_vpshldv_v8si_maskz, __builtin_ia32_vpshldv_v4si_mask,
11303 __builtin_ia32_vpshldv_v4si_maskz, __builtin_ia32_vpshldv_v8di_mask,
11304 __builtin_ia32_vpshldv_v8di_maskz, __builtin_ia32_vpshldv_v4di_mask,
11305 __builtin_ia32_vpshldv_v4di_maskz, __builtin_ia32_vpshldv_v2di_mask,
11306 __builtin_ia32_vpshldv_v2di_maskz, __builtin_ia32_vpdpbusd_v16si_mask,
11307 __builtin_ia32_vpdpbusd_v16si_maskz, __builtin_ia32_vpdpbusd_v8si_mask,
11308 __builtin_ia32_vpdpbusd_v8si_maskz, __builtin_ia32_vpdpbusd_v4si_mask,
11309 __builtin_ia32_vpdpbusd_v4si_maskz,
11310 __builtin_ia32_vpdpbusds_v16si_mask,
11311 __builtin_ia32_vpdpbusds_v16si_maskz,
11312 __builtin_ia32_vpdpbusds_v8si_mask,
11313 __builtin_ia32_vpdpbusds_v8si_maskz,
11314 __builtin_ia32_vpdpbusds_v4si_mask,
11315 __builtin_ia32_vpdpbusds_v4si_maskz,
11316 __builtin_ia32_vpdpwssd_v16si_mask,
11317 __builtin_ia32_vpdpwssd_v16si_maskz, __builtin_ia32_vpdpwssd_v8si_mask,
11318 __builtin_ia32_vpdpwssd_v8si_maskz, __builtin_ia32_vpdpwssd_v4si_mask,
11319 __builtin_ia32_vpdpwssd_v4si_maskz,
11320 __builtin_ia32_vpdpwssds_v16si_mask,
11321 __builtin_ia32_vpdpwssds_v16si_maskz,
11322 __builtin_ia32_vpdpwssds_v8si_mask,
11323 __builtin_ia32_vpdpwssds_v8si_maskz,
11324 __builtin_ia32_vpdpwssds_v4si_mask,
11325 __builtin_ia32_vpdpwssds_v4si_maskz): Use *_USI, *_UHI or *_UQI
11326 suffixed types rather than *_INT.
11327 * config/i386/i386-expand.c (ix86_expand_args_builtin): Don't handle
11328 V32HI_FTYPE_V32HI_V32HI_V32HI_INT, V16HI_FTYPE_V16HI_V16HI_V16HI_INT,
11329 V8HI_FTYPE_V8HI_V8HI_V8HI_INT, V8SI_FTYPE_V8SI_V8SI_V8SI_INT,
11330 V4DI_FTYPE_V4DI_V4DI_V4DI_INT, V8DI_FTYPE_V8DI_V8DI_V8DI_INT,
11331 V16SI_FTYPE_V16SI_V16SI_V16SI_INT, V2DI_FTYPE_V2DI_V2DI_V2DI_INT
11332 and V4SI_FTYPE_V4SI_V4SI_V4SI_INT.
11334 2019-07-11 Aldy Hernandez <aldyh@redhat.com>
11336 * tree-vrp.c (intersect_ranges): If we know the intersection is
11337 empty, there is no need to conservatively add anything else to
11340 2019-07-11 Richard Biener <rguenther@suse.de>
11342 PR middle-end/91131
11343 * gimplify.c (gimplify_compound_literal_expr): Force a temporary
11344 when the object is volatile and we have not cleared it even though
11345 there are no nonzero elements.
11347 2019-07-10 Michael Meissner <meissner@linux.ibm.com>
11349 * config/rs6000/predicates.md (cint34_operand): Update
11350 SIGNED_34BIT_OFFSET_P call.
11351 (pcrel_address): Update SIGNED_34BIT_OFFSET_P call.
11352 (pcrel_external_address): Update SIGNED_34BIT_OFFSET_P call.
11353 * config/rs6000/rs6000.c (rs6000_prefixed_address): Update
11354 SIGNED_16BIT_OFFSET_P and SIGNED_34BIT_OFFSET_P calls.
11355 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): Remove EXTRA
11357 (SIGNED_34BIT_OFFSET_P): Remove EXTRA argument.
11358 (SIGNED_16BIT_OFFSET_EXTRA_P): New macro, like
11359 SIGNED_16BIT_OFFSET_P with an EXTRA argument.
11360 (SIGNED_34BIT_OFFSET_EXTRA_P): New macro, like
11361 SIGNED_34BIT_OFFSET_P with an EXTRA argument.
11363 2019-07-10 Iain Sandoe <iain@sandoe.co.uk>
11365 * config/rs6000/darwin.h (LIB_SPEC): Collate this spec here.
11366 * config/rs6000/darwin7.h (LIB_SPEC): Remove.
11367 * config/rs6000/darwin8.h (LIB_SPEC): Remove.
11368 (DEF_MIN_OSX_VERSION): New.
11370 2019-07-10 Richard Sandiford <richard.sandiford@arm.com>
11372 * fold-const.c (fold_relational_const): Fix folding of
11373 vector-to-scalar NE_EXPRs.
11374 (test_vector_folding): Add more tests.
11376 2019-07-10 Richard Sandiford <richard.sandiford@arm.com>
11379 * config/arm/iterators.md (V2DI_ONLY): New mode iterator.
11380 * config/arm/neon.md (vec_set<mode>_internal): Add a '@' prefix.
11381 (vec_setv2di_internal): Reexpress as...
11382 (@vec_set<V2DI_ONLY:mode>_internal): ...this.
11383 * config/arm/arm.c (neon_expand_vector_init): Use gen_vec_set_internal
11384 rather than gen_neon_vset_lane<mode>.
11386 2019-07-10 Vladimir Makarov <vmakarov@redhat.com>
11389 * lra-constraints.c (process_alt_operands): Don't match user
11390 defined regs only if they are early clobbers.
11392 2019-07-10 Marc Glisse <marc.glisse@inria.fr>
11394 * wide-int.h (wi::lshift): Reject negative values for the fast path.
11396 2019-07-10 Richard Biener <rguenther@suse.de>
11398 PR tree-optimization/91126
11399 * tree-ssa-sccvn.c (n_walk_cb_data::push_partial_def): Adjust
11400 native encoding offset for BYTES_BIG_ENDIAN.
11401 (vn_reference_lookup_3): Likewise.
11403 2019-07-10 Richard Biener <rguenther@suse.de>
11405 * tree-ssa-sccvn.c (vn_reference_lookup_3): Look at valueized
11406 LHS whenever possible.
11408 2019-07-09 Jan Hubicka <hubicka@ucw.cz>
11410 * tree-ssa-alias.c (nonoverlapping_component_refs_p_1): Break out
11411 from ...; work also on duplicated types.
11412 (nonoverlapping_component_refs_since_match): ... here
11413 (ncr_type_uid): Break out from ...
11414 (ncr_compar): ... here; look for TYPE_UID of canonical type if
11416 (nonoverlapping_component_refs_p): Use same_type_for_tbaa to match
11417 the types and nonoverlapping_component_refs_p_1 to disambiguate.
11419 2019-07-09 Martin Sebor <msebor@redhat.com>
11421 PR tree-optimization/90989
11422 * tree-ssa-strlen.c (handle_char_store): Constrain a single character
11423 optimization to just single character stores.
11425 2019-07-09 Joern Rennecke <joern.rennecke@riscy-ip.com>
11427 * tree-vect-stmts.c (vectorizable_comparison) <!slp_node>:
11428 Swap operands only once.
11430 2019-07-09 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
11432 * cfgcleanup.c (old_insns_match_p): Check if used hard regs set is equal
11433 for both call instructions.
11435 2019-07-09 John Darrington <john@darrington.wattle.id.au>
11437 * simplify-rtx.c (simplify_unary_operation_1): Use GET_MODE_PRECISION
11438 rather than GET_MODE_BITSIZE to better handle partial integer modes.
11440 2019-07-09 Michael Meissner <meissner@linux.ibm.com>
11442 * config/rs6000/rs6000-internal.h (create_TOC_reference): Delete.
11443 * config/rs6000/rs6000-logue.c (create_TOC_reference): Move
11444 function from rs6000-logue.c back to rs6000.c.
11445 * config/rs6000/rs6000.c (create_TOC_reference): Likewise.
11447 2019-07-09 Martin Sebor <msebor@redhat.com>
11450 * auto-profile.c: Change class-key of PODs to struct and others
11452 * basic-block.h: Same.
11453 * bitmap.c (bitmap_alloc): Same.
11455 * builtins.c (expand_builtin_prefetch): Same.
11456 (expand_builtin_interclass_mathfn): Same.
11457 (expand_builtin_strlen): Same.
11458 (expand_builtin_mempcpy_args): Same.
11459 (expand_cmpstr): Same.
11460 (expand_builtin___clear_cache): Same.
11461 (expand_ifn_atomic_bit_test_and): Same.
11462 (expand_builtin_thread_pointer): Same.
11463 (expand_builtin_set_thread_pointer): Same.
11464 * caller-save.c (setup_save_areas): Same.
11465 (replace_reg_with_saved_mem): Same.
11466 (insert_restore): Same.
11467 (insert_save): Same.
11468 (add_used_regs): Same.
11469 * cfg.c (get_bb_copy): Same.
11470 (set_loop_copy): Same.
11473 * cfgexpand.c (alloc_stack_frame_space): Same.
11474 (add_stack_var): Same.
11475 (add_stack_var_conflict): Same.
11476 (add_scope_conflicts_1): Same.
11477 (update_alias_info_with_stack_vars): Same.
11478 (expand_used_vars): Same.
11479 * cfghooks.c (redirect_edge_and_branch_force): Same.
11480 (delete_basic_block): Same.
11481 (split_edge): Same.
11482 (make_forwarder_block): Same.
11483 (force_nonfallthru): Same.
11484 (duplicate_block): Same.
11485 (lv_flush_pending_stmts): Same.
11486 * cfghooks.h: Same.
11487 * cfgloop.c (flow_loops_cfg_dump): Same.
11488 (flow_loop_nested_p): Same.
11489 (superloop_at_depth): Same.
11490 (get_loop_latch_edges): Same.
11491 (flow_loop_dump): Same.
11492 (flow_loops_dump): Same.
11493 (flow_loops_free): Same.
11494 (flow_loop_nodes_find): Same.
11495 (establish_preds): Same.
11496 (flow_loop_tree_node_add): Same.
11497 (flow_loop_tree_node_remove): Same.
11498 (flow_loops_find): Same.
11499 (find_subloop_latch_edge_by_profile): Same.
11500 (find_subloop_latch_edge_by_ivs): Same.
11501 (mfb_redirect_edges_in_set): Same.
11502 (form_subloop): Same.
11503 (merge_latch_edges): Same.
11504 (disambiguate_multiple_latches): Same.
11505 (disambiguate_loops_with_multiple_latches): Same.
11506 (flow_bb_inside_loop_p): Same.
11507 (glb_enum_p): Same.
11508 (get_loop_body_with_size): Same.
11509 (get_loop_body): Same.
11510 (fill_sons_in_loop): Same.
11511 (get_loop_body_in_dom_order): Same.
11512 (get_loop_body_in_custom_order): Same.
11513 (release_recorded_exits): Same.
11514 (get_loop_exit_edges): Same.
11515 (num_loop_branches): Same.
11516 (remove_bb_from_loops): Same.
11517 (find_common_loop): Same.
11518 (delete_loop): Same.
11519 (cancel_loop): Same.
11520 (verify_loop_structure): Same.
11521 (loop_preheader_edge): Same.
11522 (loop_exit_edge_p): Same.
11523 (single_exit): Same.
11524 (loop_exits_to_bb_p): Same.
11525 (loop_exits_from_bb_p): Same.
11526 (get_loop_location): Same.
11527 (record_niter_bound): Same.
11528 (get_estimated_loop_iterations_int): Same.
11529 (max_stmt_executions_int): Same.
11530 (likely_max_stmt_executions_int): Same.
11531 (get_estimated_loop_iterations): Same.
11532 (get_max_loop_iterations): Same.
11533 (get_max_loop_iterations_int): Same.
11534 (get_likely_max_loop_iterations): Same.
11535 * cfgloop.h (simple_loop_desc): Same.
11537 (loop_depth): Same.
11538 (loop_outer): Same.
11539 (loop_iterator::next): Same.
11540 (loop_outermost): Same.
11541 * cfgloopanal.c (mark_irreducible_loops): Same.
11542 (num_loop_insns): Same.
11543 (average_num_loop_insns): Same.
11544 (expected_loop_iterations_unbounded): Same.
11545 (expected_loop_iterations): Same.
11546 (mark_loop_exit_edges): Same.
11547 (single_likely_exit): Same.
11548 * cfgloopmanip.c (fix_bb_placement): Same.
11549 (fix_bb_placements): Same.
11550 (remove_path): Same.
11551 (place_new_loop): Same.
11553 (scale_loop_frequencies): Same.
11554 (scale_loop_profile): Same.
11555 (create_empty_if_region_on_edge): Same.
11556 (create_empty_loop_on_edge): Same.
11559 (fix_loop_placements): Same.
11560 (copy_loop_info): Same.
11561 (duplicate_loop): Same.
11562 (duplicate_subloops): Same.
11563 (loop_redirect_edge): Same.
11564 (can_duplicate_loop_p): Same.
11565 (duplicate_loop_to_header_edge): Same.
11566 (mfb_keep_just): Same.
11567 (has_preds_from_loop): Same.
11568 (create_preheader): Same.
11569 (create_preheaders): Same.
11570 (lv_adjust_loop_entry_edge): Same.
11571 (loop_version): Same.
11572 * cfgloopmanip.h: Same.
11574 * cgraphbuild.c: Same.
11575 * combine.c (make_extraction): Same.
11576 * config/i386/i386-features.c: Same.
11577 * config/i386/i386-features.h: Same.
11578 * config/i386/i386.c (ix86_emit_outlined_ms2sysv_save): Same.
11579 (ix86_emit_outlined_ms2sysv_restore): Same.
11580 (ix86_noce_conversion_profitable_p): Same.
11581 (ix86_init_cost): Same.
11582 (ix86_simd_clone_usable): Same.
11583 * configure.ac (ACX_PROG_CXX_WARNING_OPTS): Add -Wclass-is-pod and
11585 * coretypes.h: Same.
11586 * data-streamer-in.c (string_for_index): Change class-key of PODs
11587 to struct and others to class.
11588 (streamer_read_indexed_string): Same.
11589 (streamer_read_string): Same.
11590 (bp_unpack_indexed_string): Same.
11591 (bp_unpack_string): Same.
11592 (streamer_read_uhwi): Same.
11593 (streamer_read_hwi): Same.
11594 (streamer_read_gcov_count): Same.
11595 (streamer_read_wide_int): Same.
11596 * data-streamer.h (streamer_write_bitpack): Same.
11597 (bp_unpack_value): Same.
11598 (streamer_write_char_stream): Same.
11599 (streamer_write_hwi_in_range): Same.
11600 (streamer_write_record_start): Same.
11601 * ddg.c (create_ddg_dep_from_intra_loop_link): Same.
11602 (add_cross_iteration_register_deps): Same.
11603 (build_intra_loop_deps): Same.
11604 * df-core.c (df_analyze): Same.
11605 (loop_post_order_compute): Same.
11606 (loop_inverted_post_order_compute): Same.
11607 * df-problems.c (df_rd_alloc): Same.
11608 (df_rd_simulate_one_insn): Same.
11609 (df_rd_local_compute): Same.
11610 (df_rd_init_solution): Same.
11611 (df_rd_confluence_n): Same.
11612 (df_rd_transfer_function): Same.
11613 (df_rd_free): Same.
11614 (df_rd_dump_defs_set): Same.
11615 (df_rd_top_dump): Same.
11616 (df_lr_alloc): Same.
11617 (df_lr_reset): Same.
11618 (df_lr_local_compute): Same.
11619 (df_lr_init): Same.
11620 (df_lr_confluence_n): Same.
11621 (df_lr_free): Same.
11622 (df_lr_top_dump): Same.
11623 (df_lr_verify_transfer_functions): Same.
11624 (df_live_alloc): Same.
11625 (df_live_reset): Same.
11626 (df_live_init): Same.
11627 (df_live_confluence_n): Same.
11628 (df_live_finalize): Same.
11629 (df_live_free): Same.
11630 (df_live_top_dump): Same.
11631 (df_live_verify_transfer_functions): Same.
11632 (df_mir_alloc): Same.
11633 (df_mir_reset): Same.
11634 (df_mir_init): Same.
11635 (df_mir_confluence_n): Same.
11636 (df_mir_free): Same.
11637 (df_mir_top_dump): Same.
11638 (df_word_lr_alloc): Same.
11639 (df_word_lr_reset): Same.
11640 (df_word_lr_init): Same.
11641 (df_word_lr_confluence_n): Same.
11642 (df_word_lr_free): Same.
11643 (df_word_lr_top_dump): Same.
11644 (df_md_alloc): Same.
11645 (df_md_simulate_one_insn): Same.
11646 (df_md_reset): Same.
11647 (df_md_init): Same.
11648 (df_md_free): Same.
11649 (df_md_top_dump): Same.
11650 * df-scan.c (df_insn_delete): Same.
11651 (df_insn_rescan): Same.
11652 (df_notes_rescan): Same.
11653 (df_sort_and_compress_mws): Same.
11654 (df_install_mws): Same.
11655 (df_refs_add_to_chains): Same.
11656 (df_ref_create_structure): Same.
11657 (df_ref_record): Same.
11658 (df_def_record_1): Same.
11659 (df_find_hard_reg_defs): Same.
11660 (df_uses_record): Same.
11661 (df_get_conditional_uses): Same.
11662 (df_get_call_refs): Same.
11663 (df_recompute_luids): Same.
11664 (df_get_entry_block_def_set): Same.
11665 (df_entry_block_defs_collect): Same.
11666 (df_get_exit_block_use_set): Same.
11667 (df_exit_block_uses_collect): Same.
11668 (df_mws_verify): Same.
11669 (df_bb_verify): Same.
11670 * df.h (df_scan_get_bb_info): Same.
11671 * doc/tm.texi: Same.
11672 * dse.c (record_store): Same.
11673 * dumpfile.h: Same.
11674 * emit-rtl.c (const_fixed_hasher::equal): Same.
11675 (set_mem_attributes_minus_bitpos): Same.
11676 (change_address): Same.
11677 (adjust_address_1): Same.
11678 (offset_address): Same.
11679 * emit-rtl.h: Same.
11680 * except.c (dw2_build_landing_pads): Same.
11681 (sjlj_emit_dispatch_table): Same.
11682 * explow.c (allocate_dynamic_stack_space): Same.
11683 (emit_stack_probe): Same.
11684 (probe_stack_range): Same.
11685 * expmed.c (store_bit_field_using_insv): Same.
11686 (store_bit_field_1): Same.
11687 (store_integral_bit_field): Same.
11688 (extract_bit_field_using_extv): Same.
11689 (extract_bit_field_1): Same.
11690 (emit_cstore): Same.
11691 * expr.c (emit_block_move_via_cpymem): Same.
11692 (expand_cmpstrn_or_cmpmem): Same.
11693 (set_storage_via_setmem): Same.
11694 (emit_single_push_insn_1): Same.
11695 (expand_assignment): Same.
11696 (store_constructor): Same.
11697 (expand_expr_real_2): Same.
11698 (expand_expr_real_1): Same.
11699 (try_casesi): Same.
11701 * function.c (try_fit_stack_local): Same.
11702 (assign_stack_local_1): Same.
11703 (assign_stack_local): Same.
11704 (cut_slot_from_list): Same.
11705 (insert_slot_to_list): Same.
11706 (max_slot_level): Same.
11707 (move_slot_to_level): Same.
11708 (temp_address_hasher::equal): Same.
11709 (remove_unused_temp_slot_addresses): Same.
11710 (assign_temp): Same.
11711 (combine_temp_slots): Same.
11712 (update_temp_slot_address): Same.
11713 (preserve_temp_slots): Same.
11714 * function.h: Same.
11716 * gcc-rich-location.h: Same.
11718 * genattrtab.c (check_attr_test): Same.
11719 (check_attr_value): Same.
11720 (convert_set_attr_alternative): Same.
11721 (convert_set_attr): Same.
11722 (check_defs): Same.
11723 (copy_boolean): Same.
11724 (get_attr_value): Same.
11725 (expand_delays): Same.
11726 (make_length_attrs): Same.
11728 (make_alternative_compare): Same.
11729 (simplify_test_exp): Same.
11730 (tests_attr_p): Same.
11731 (get_attr_order): Same.
11732 (clear_struct_flag): Same.
11734 (compares_alternatives_p): Same.
11737 (find_attrs_to_cache): Same.
11738 (write_test_expr): Same.
11739 (walk_attr_value): Same.
11740 (write_attr_get): Same.
11741 (eliminate_known_true): Same.
11742 (write_insn_cases): Same.
11743 (write_attr_case): Same.
11744 (write_attr_valueq): Same.
11745 (write_attr_value): Same.
11746 (write_dummy_eligible_delay): Same.
11747 (next_comma_elt): Same.
11749 (make_internal_attr): Same.
11750 (copy_rtx_unchanging): Same.
11751 (gen_insn_reserv): Same.
11752 (check_tune_attr): Same.
11753 (make_automaton_attrs): Same.
11754 (handle_arg): Same.
11755 * genextract.c (gen_insn): Same.
11756 (VEC_char_to_string): Same.
11757 * genmatch.c (print_operand): Same.
11759 (parser::parse_operation): Same.
11760 (parser::parse_capture): Same.
11761 (parser::parse_c_expr): Same.
11762 (parser::parse_simplify): Same.
11764 * genoutput.c (output_operand_data): Same.
11765 (output_get_insn_name): Same.
11766 (compare_operands): Same.
11767 (place_operands): Same.
11768 (process_template): Same.
11769 (validate_insn_alternatives): Same.
11770 (validate_insn_operands): Same.
11771 (gen_expand): Same.
11772 (note_constraint): Same.
11773 * genpreds.c (write_one_predicate_function): Same.
11774 (add_constraint): Same.
11775 (process_define_register_constraint): Same.
11776 (write_lookup_constraint_1): Same.
11777 (write_lookup_constraint_array): Same.
11778 (write_insn_constraint_len): Same.
11779 (write_reg_class_for_constraint_1): Same.
11780 (write_constraint_satisfied_p_array): Same.
11781 * genrecog.c (optimize_subroutine_group): Same.
11782 * gensupport.c (process_define_predicate): Same.
11783 (queue_pattern): Same.
11784 (remove_from_queue): Same.
11785 (process_rtx): Same.
11786 (is_predicable): Same.
11787 (change_subst_attribute): Same.
11788 (subst_pattern_match): Same.
11789 (alter_constraints): Same.
11790 (alter_attrs_for_insn): Same.
11791 (shift_output_template): Same.
11792 (alter_output_for_subst_insn): Same.
11793 (process_one_cond_exec): Same.
11795 (process_define_cond_exec): Same.
11796 (mnemonic_htab_callback): Same.
11797 (gen_mnemonic_attr): Same.
11798 (read_md_rtx): Same.
11799 * ggc-page.c: Same.
11800 * gimple-loop-interchange.cc (dump_reduction): Same.
11801 (dump_induction): Same.
11802 (loop_cand::~loop_cand): Same.
11803 (free_data_refs_with_aux): Same.
11804 (tree_loop_interchange::interchange_loops): Same.
11805 (tree_loop_interchange::map_inductions_to_loop): Same.
11806 (tree_loop_interchange::move_code_to_inner_loop): Same.
11807 (compute_access_stride): Same.
11808 (compute_access_strides): Same.
11809 (proper_loop_form_for_interchange): Same.
11810 (tree_loop_interchange_compute_ddrs): Same.
11811 (prune_datarefs_not_in_loop): Same.
11812 (prepare_data_references): Same.
11813 (pass_linterchange::execute): Same.
11814 * gimple-loop-jam.c (bb_prevents_fusion_p): Same.
11815 (unroll_jam_possible_p): Same.
11816 (fuse_loops): Same.
11817 (adjust_unroll_factor): Same.
11818 (tree_loop_unroll_and_jam): Same.
11819 * gimple-loop-versioning.cc (loop_versioning::~loop_versioning): Same.
11820 (loop_versioning::expensive_stmt_p): Same.
11821 (loop_versioning::version_for_unity): Same.
11822 (loop_versioning::dump_inner_likelihood): Same.
11823 (loop_versioning::find_per_loop_multiplication): Same.
11824 (loop_versioning::analyze_term_using_scevs): Same.
11825 (loop_versioning::record_address_fragment): Same.
11826 (loop_versioning::analyze_expr): Same.
11827 (loop_versioning::analyze_blocks): Same.
11828 (loop_versioning::prune_conditions): Same.
11829 (loop_versioning::merge_loop_info): Same.
11830 (loop_versioning::add_loop_to_queue): Same.
11831 (loop_versioning::decide_whether_loop_is_versionable): Same.
11832 (loop_versioning::make_versioning_decisions): Same.
11833 (loop_versioning::implement_versioning_decisions): Same.
11834 * gimple-ssa-evrp-analyze.c
11835 (evrp_range_analyzer::record_ranges_from_phis): Same.
11836 * gimple-ssa-store-merging.c (split_store::split_store): Same.
11837 (count_multiple_uses): Same.
11838 (split_group): Same.
11839 (imm_store_chain_info::output_merged_store): Same.
11840 (pass_store_merging::process_store): Same.
11841 * gimple-ssa-strength-reduction.c (slsr_process_phi): Same.
11842 * gimple-ssa-warn-alloca.c (adjusted_warn_limit): Same.
11844 (alloca_call_type): Same.
11845 (pass_walloca::execute): Same.
11846 * gimple-streamer-in.c (input_phi): Same.
11847 (input_gimple_stmt): Same.
11848 * gimple-streamer.h: Same.
11849 * godump.c (go_force_record_alignment): Same.
11850 (go_format_type): Same.
11851 (go_output_type): Same.
11852 (go_output_fndecl): Same.
11853 (go_output_typedef): Same.
11854 (keyword_hash_init): Same.
11855 (find_dummy_types): Same.
11856 * graph.c (draw_cfg_nodes_no_loops): Same.
11857 (draw_cfg_nodes_for_loop): Same.
11858 * hard-reg-set.h (hard_reg_set_iter_next): Same.
11859 * hsa-brig.c: Same.
11860 * hsa-common.h (hsa_internal_fn_hasher::equal): Same.
11861 * hsa-dump.c (dump_hsa_cfun): Same.
11862 * hsa-gen.c (gen_function_def_parameters): Same.
11863 * hsa-regalloc.c (dump_hsa_cfun_regalloc): Same.
11864 * input.c (dump_line_table_statistics): Same.
11865 (test_lexer): Same.
11867 * internal-fn.c (get_multi_vector_move): Same.
11868 (expand_load_lanes_optab_fn): Same.
11869 (expand_GOMP_SIMT_ENTER_ALLOC): Same.
11870 (expand_GOMP_SIMT_EXIT): Same.
11871 (expand_GOMP_SIMT_LAST_LANE): Same.
11872 (expand_GOMP_SIMT_ORDERED_PRED): Same.
11873 (expand_GOMP_SIMT_VOTE_ANY): Same.
11874 (expand_GOMP_SIMT_XCHG_BFLY): Same.
11875 (expand_GOMP_SIMT_XCHG_IDX): Same.
11876 (expand_addsub_overflow): Same.
11877 (expand_neg_overflow): Same.
11878 (expand_mul_overflow): Same.
11879 (expand_call_mem_ref): Same.
11880 (expand_mask_load_optab_fn): Same.
11881 (expand_scatter_store_optab_fn): Same.
11882 (expand_gather_load_optab_fn): Same.
11883 * ipa-cp.c (ipa_get_parm_lattices): Same.
11884 (print_all_lattices): Same.
11885 (ignore_edge_p): Same.
11886 (build_toporder_info): Same.
11887 (free_toporder_info): Same.
11888 (push_node_to_stack): Same.
11889 (ipcp_lattice<valtype>::set_contains_variable): Same.
11890 (set_agg_lats_to_bottom): Same.
11891 (ipcp_bits_lattice::meet_with): Same.
11892 (set_single_call_flag): Same.
11893 (initialize_node_lattices): Same.
11894 (ipa_get_jf_ancestor_result): Same.
11895 (ipcp_verify_propagated_values): Same.
11896 (propagate_scalar_across_jump_function): Same.
11897 (propagate_context_across_jump_function): Same.
11898 (propagate_bits_across_jump_function): Same.
11899 (ipa_vr_operation_and_type_effects): Same.
11900 (propagate_vr_across_jump_function): Same.
11901 (set_check_aggs_by_ref): Same.
11902 (set_chain_of_aglats_contains_variable): Same.
11903 (merge_aggregate_lattices): Same.
11904 (agg_pass_through_permissible_p): Same.
11905 (propagate_aggs_across_jump_function): Same.
11906 (call_passes_through_thunk_p): Same.
11907 (propagate_constants_across_call): Same.
11908 (devirtualization_time_bonus): Same.
11909 (good_cloning_opportunity_p): Same.
11910 (context_independent_aggregate_values): Same.
11911 (gather_context_independent_values): Same.
11912 (perform_estimation_of_a_value): Same.
11913 (estimate_local_effects): Same.
11914 (value_topo_info<valtype>::add_val): Same.
11915 (add_all_node_vals_to_toposort): Same.
11916 (value_topo_info<valtype>::propagate_effects): Same.
11917 (ipcp_propagate_stage): Same.
11918 (ipcp_discover_new_direct_edges): Same.
11919 (same_node_or_its_all_contexts_clone_p): Same.
11920 (cgraph_edge_brings_value_p): Same.
11921 (gather_edges_for_value): Same.
11922 (create_specialized_node): Same.
11923 (find_more_scalar_values_for_callers_subset): Same.
11924 (find_more_contexts_for_caller_subset): Same.
11925 (copy_plats_to_inter): Same.
11926 (intersect_aggregates_with_edge): Same.
11927 (find_aggregate_values_for_callers_subset): Same.
11928 (cgraph_edge_brings_all_agg_vals_for_node): Same.
11929 (decide_about_value): Same.
11930 (decide_whether_version_node): Same.
11931 (spread_undeadness): Same.
11932 (identify_dead_nodes): Same.
11933 (ipcp_store_vr_results): Same.
11934 * ipa-devirt.c (final_warning_record::grow_type_warnings): Same.
11935 * ipa-fnsummary.c (ipa_fn_summary::account_size_time): Same.
11936 (redirect_to_unreachable): Same.
11937 (edge_set_predicate): Same.
11938 (evaluate_conditions_for_known_args): Same.
11939 (evaluate_properties_for_edge): Same.
11940 (ipa_fn_summary_t::duplicate): Same.
11941 (ipa_call_summary_t::duplicate): Same.
11942 (dump_ipa_call_summary): Same.
11943 (ipa_dump_fn_summary): Same.
11944 (eliminated_by_inlining_prob): Same.
11945 (set_cond_stmt_execution_predicate): Same.
11946 (set_switch_stmt_execution_predicate): Same.
11947 (compute_bb_predicates): Same.
11948 (will_be_nonconstant_expr_predicate): Same.
11949 (phi_result_unknown_predicate): Same.
11950 (analyze_function_body): Same.
11951 (compute_fn_summary): Same.
11952 (estimate_edge_devirt_benefit): Same.
11953 (estimate_edge_size_and_time): Same.
11954 (estimate_calls_size_and_time): Same.
11955 (estimate_node_size_and_time): Same.
11956 (remap_edge_change_prob): Same.
11957 (remap_edge_summaries): Same.
11958 (ipa_merge_fn_summary_after_inlining): Same.
11959 (ipa_fn_summary_generate): Same.
11960 (inline_read_section): Same.
11961 (ipa_fn_summary_read): Same.
11962 (ipa_fn_summary_write): Same.
11963 * ipa-fnsummary.h: Same.
11964 * ipa-hsa.c (ipa_hsa_read_section): Same.
11965 * ipa-icf-gimple.c (func_checker::compare_loops): Same.
11966 * ipa-icf.c (sem_function::param_used_p): Same.
11967 * ipa-inline-analysis.c (do_estimate_edge_time): Same.
11968 * ipa-inline.c (edge_badness): Same.
11969 (inline_small_functions): Same.
11970 * ipa-polymorphic-call.c
11971 (ipa_polymorphic_call_context::stream_out): Same.
11972 * ipa-predicate.c (predicate::remap_after_duplication): Same.
11973 (predicate::remap_after_inlining): Same.
11974 (predicate::stream_out): Same.
11975 * ipa-predicate.h: Same.
11976 * ipa-profile.c (ipa_profile_read_summary): Same.
11977 * ipa-prop.c (ipa_get_param_decl_index_1): Same.
11978 (count_formal_params): Same.
11979 (ipa_dump_param): Same.
11980 (ipa_alloc_node_params): Same.
11981 (ipa_print_node_jump_functions_for_edge): Same.
11982 (ipa_print_node_jump_functions): Same.
11983 (ipa_load_from_parm_agg): Same.
11984 (get_ancestor_addr_info): Same.
11985 (ipa_compute_jump_functions_for_edge): Same.
11986 (ipa_analyze_virtual_call_uses): Same.
11987 (ipa_analyze_stmt_uses): Same.
11988 (ipa_analyze_params_uses_in_bb): Same.
11989 (update_jump_functions_after_inlining): Same.
11990 (try_decrement_rdesc_refcount): Same.
11991 (ipa_impossible_devirt_target): Same.
11992 (update_indirect_edges_after_inlining): Same.
11993 (combine_controlled_uses_counters): Same.
11994 (ipa_edge_args_sum_t::duplicate): Same.
11995 (ipa_write_jump_function): Same.
11996 (ipa_write_indirect_edge_info): Same.
11997 (ipa_write_node_info): Same.
11998 (ipa_read_edge_info): Same.
11999 (ipa_prop_read_section): Same.
12000 (read_replacements_section): Same.
12001 * ipa-prop.h (ipa_get_param_count): Same.
12002 (ipa_get_param): Same.
12003 (ipa_get_type): Same.
12004 (ipa_get_param_move_cost): Same.
12005 (ipa_set_param_used): Same.
12006 (ipa_get_controlled_uses): Same.
12007 (ipa_set_controlled_uses): Same.
12008 (ipa_get_cs_argument_count): Same.
12009 * ipa-pure-const.c (analyze_function): Same.
12010 (pure_const_read_summary): Same.
12012 * ipa-reference.c (ipa_reference_read_optimization_summary): Same.
12013 * ipa-split.c (test_nonssa_use): Same.
12014 (dump_split_point): Same.
12015 (dominated_by_forbidden): Same.
12016 (split_part_set_ssa_name_p): Same.
12017 (find_split_points): Same.
12018 * ira-build.c (finish_loop_tree_nodes): Same.
12019 (low_pressure_loop_node_p): Same.
12020 * ira-color.c (ira_reuse_stack_slot): Same.
12022 * ira.c (setup_reg_equiv): Same.
12023 (print_insn_chain): Same.
12025 * loop-doloop.c (doloop_condition_get): Same.
12027 (record_reg_sets): Same.
12028 (doloop_optimize): Same.
12029 * loop-init.c (loop_optimizer_init): Same.
12030 (fix_loop_structure): Same.
12031 * loop-invariant.c (merge_identical_invariants): Same.
12032 (compute_always_reached): Same.
12033 (find_exits): Same.
12034 (may_assign_reg_p): Same.
12035 (find_invariants_bb): Same.
12036 (find_invariants_body): Same.
12037 (replace_uses): Same.
12038 (can_move_invariant_reg): Same.
12039 (free_inv_motion_data): Same.
12040 (move_single_loop_invariants): Same.
12041 (change_pressure): Same.
12042 (mark_ref_regs): Same.
12043 (calculate_loop_reg_pressure): Same.
12044 * loop-iv.c (biv_entry_hasher::equal): Same.
12045 (iv_extend_to_rtx_code): Same.
12046 (check_iv_ref_table_size): Same.
12047 (clear_iv_info): Same.
12048 (latch_dominating_def): Same.
12049 (iv_get_reaching_def): Same.
12050 (iv_constant): Same.
12056 (get_biv_step): Same.
12058 (analyzed_for_bivness_p): Same.
12059 (record_biv): Same.
12060 (iv_analyze_biv): Same.
12061 (iv_analyze_expr): Same.
12062 (iv_analyze_def): Same.
12063 (iv_analyze_op): Same.
12064 (iv_analyze): Same.
12065 (iv_analyze_result): Same.
12067 (eliminate_implied_conditions): Same.
12068 (simplify_using_initial_values): Same.
12069 (shorten_into_mode): Same.
12070 (canonicalize_iv_subregs): Same.
12071 (determine_max_iter): Same.
12072 (check_simple_exit): Same.
12073 (find_simple_exit): Same.
12074 (get_simple_loop_desc): Same.
12075 * loop-unroll.c (report_unroll): Same.
12076 (decide_unrolling): Same.
12077 (unroll_loops): Same.
12078 (loop_exit_at_end_p): Same.
12079 (decide_unroll_constant_iterations): Same.
12080 (unroll_loop_constant_iterations): Same.
12081 (compare_and_jump_seq): Same.
12082 (unroll_loop_runtime_iterations): Same.
12083 (decide_unroll_stupid): Same.
12084 (unroll_loop_stupid): Same.
12085 (referenced_in_one_insn_in_loop_p): Same.
12086 (reset_debug_uses_in_loop): Same.
12087 (analyze_iv_to_split_insn): Same.
12088 * lra-eliminations.c (lra_debug_elim_table): Same.
12089 (setup_can_eliminate): Same.
12091 (lra_get_elimination_hard_regno): Same.
12092 (lra_eliminate_regs_1): Same.
12093 (eliminate_regs_in_insn): Same.
12094 (update_reg_eliminate): Same.
12095 (init_elimination): Same.
12096 (lra_eliminate): Same.
12098 * lra-lives.c (initiate_live_solver): Same.
12099 * lra-remat.c (create_remat_bb_data): Same.
12100 * lra-spills.c (lra_spill): Same.
12101 * lra.c (lra_set_insn_recog_data): Same.
12102 (lra_set_used_insn_alternative_by_uid): Same.
12103 (init_reg_info): Same.
12104 (expand_reg_info): Same.
12105 * lto-cgraph.c (output_symtab): Same.
12106 (read_identifier): Same.
12107 (get_alias_symbol): Same.
12108 (input_node): Same.
12109 (input_varpool_node): Same.
12111 (input_edge): Same.
12112 (input_cgraph_1): Same.
12113 (input_refs): Same.
12114 (input_symtab): Same.
12115 (input_offload_tables): Same.
12116 (output_cgraph_opt_summary): Same.
12117 (input_edge_opt_summary): Same.
12118 (input_cgraph_opt_section): Same.
12119 * lto-section-in.c (lto_free_raw_section_data): Same.
12120 (lto_create_simple_input_block): Same.
12121 (lto_free_function_in_decl_state_for_node): Same.
12122 * lto-streamer-in.c (lto_tag_check_set): Same.
12123 (lto_location_cache::revert_location_cache): Same.
12124 (lto_location_cache::input_location): Same.
12125 (lto_input_location): Same.
12126 (stream_input_location_now): Same.
12127 (lto_input_tree_ref): Same.
12128 (lto_input_eh_catch_list): Same.
12129 (input_eh_region): Same.
12130 (lto_init_eh): Same.
12131 (make_new_block): Same.
12133 (fixup_call_stmt_edges): Same.
12134 (input_struct_function_base): Same.
12135 (input_function): Same.
12136 (lto_read_body_or_constructor): Same.
12137 (lto_read_tree_1): Same.
12138 (lto_read_tree): Same.
12139 (lto_input_scc): Same.
12140 (lto_input_tree_1): Same.
12141 (lto_input_toplevel_asms): Same.
12142 (lto_input_mode_table): Same.
12143 (lto_reader_init): Same.
12144 (lto_data_in_create): Same.
12145 * lto-streamer-out.c (output_cfg): Same.
12146 * lto-streamer.h: Same.
12147 * modulo-sched.c (duplicate_insns_of_cycles): Same.
12148 (generate_prolog_epilog): Same.
12149 (mark_loop_unsched): Same.
12150 (dump_insn_location): Same.
12151 (loop_canon_p): Same.
12152 (sms_schedule): Same.
12153 * omp-expand.c (expand_omp_for_ordered_loops): Same.
12154 (expand_omp_for_generic): Same.
12155 (expand_omp_for_static_nochunk): Same.
12156 (expand_omp_for_static_chunk): Same.
12157 (expand_omp_simd): Same.
12158 (expand_omp_taskloop_for_inner): Same.
12159 (expand_oacc_for): Same.
12160 (expand_omp_atomic_pipeline): Same.
12161 (mark_loops_in_oacc_kernels_region): Same.
12162 * omp-offload.c (oacc_xform_loop): Same.
12163 * omp-simd-clone.c (simd_clone_adjust): Same.
12164 * optabs-query.c (get_traditional_extraction_insn): Same.
12165 * optabs.c (expand_vector_broadcast): Same.
12166 (expand_binop_directly): Same.
12167 (expand_twoval_unop): Same.
12168 (expand_twoval_binop): Same.
12169 (expand_unop_direct): Same.
12170 (emit_indirect_jump): Same.
12171 (emit_conditional_move): Same.
12172 (emit_conditional_neg_or_complement): Same.
12173 (emit_conditional_add): Same.
12174 (vector_compare_rtx): Same.
12175 (expand_vec_perm_1): Same.
12176 (expand_vec_perm_const): Same.
12177 (expand_vec_cond_expr): Same.
12178 (expand_vec_series_expr): Same.
12179 (maybe_emit_atomic_exchange): Same.
12180 (maybe_emit_sync_lock_test_and_set): Same.
12181 (expand_atomic_compare_and_swap): Same.
12182 (expand_atomic_load): Same.
12183 (expand_atomic_store): Same.
12184 (maybe_emit_op): Same.
12185 (valid_multiword_target_p): Same.
12186 (create_integer_operand): Same.
12187 (maybe_legitimize_operand_same_code): Same.
12188 (maybe_legitimize_operand): Same.
12189 (create_convert_operand_from_type): Same.
12190 (can_reuse_operands_p): Same.
12191 (maybe_legitimize_operands): Same.
12192 (maybe_gen_insn): Same.
12193 (maybe_expand_insn): Same.
12194 (maybe_expand_jump_insn): Same.
12195 (expand_insn): Same.
12196 * optabs.h (create_expand_operand): Same.
12197 (create_fixed_operand): Same.
12198 (create_output_operand): Same.
12199 (create_input_operand): Same.
12200 (create_convert_operand_to): Same.
12201 (create_convert_operand_from): Same.
12203 * poly-int.h: Same.
12204 * predict.c (optimize_insn_for_speed_p): Same.
12205 (optimize_loop_for_size_p): Same.
12206 (optimize_loop_for_speed_p): Same.
12207 (optimize_loop_nest_for_speed_p): Same.
12208 (get_base_value): Same.
12209 (predicted_by_loop_heuristics_p): Same.
12210 (predict_extra_loop_exits): Same.
12211 (predict_loops): Same.
12212 (predict_paths_for_bb): Same.
12213 (predict_paths_leading_to): Same.
12214 (propagate_freq): Same.
12215 (pass_profile::execute): Same.
12217 * profile-count.c (profile_count::differs_from_p): Same.
12218 (profile_probability::differs_lot_from_p): Same.
12219 * profile-count.h: Same.
12220 * profile.c (branch_prob): Same.
12221 * regrename.c (free_chain_data): Same.
12222 (mark_conflict): Same.
12223 (create_new_chain): Same.
12224 (merge_overlapping_regs): Same.
12225 (init_rename_info): Same.
12226 (merge_chains): Same.
12227 (regrename_analyze): Same.
12228 (regrename_do_replace): Same.
12229 (scan_rtx_reg): Same.
12230 (record_out_operands): Same.
12231 (build_def_use): Same.
12232 * regrename.h: Same.
12234 * reload1.c (init_reload): Same.
12235 (maybe_fix_stack_asms): Same.
12236 (copy_reloads): Same.
12237 (count_pseudo): Same.
12238 (count_spilled_pseudo): Same.
12240 (find_reload_regs): Same.
12241 (select_reload_regs): Same.
12242 (spill_hard_reg): Same.
12243 (fixup_eh_region_note): Same.
12244 (set_reload_reg): Same.
12245 (allocate_reload_reg): Same.
12246 (compute_reload_subreg_offset): Same.
12247 (reload_adjust_reg_for_icode): Same.
12248 (emit_input_reload_insns): Same.
12249 (emit_output_reload_insns): Same.
12250 (do_input_reload): Same.
12251 (inherit_piecemeal_p): Same.
12253 * sanopt.c (maybe_get_dominating_check): Same.
12254 (maybe_optimize_ubsan_ptr_ifn): Same.
12255 (can_remove_asan_check): Same.
12256 (maybe_optimize_asan_check_ifn): Same.
12257 (sanopt_optimize_walker): Same.
12258 * sched-deps.c (add_dependence_list): Same.
12259 (chain_to_prev_insn): Same.
12260 (add_insn_mem_dependence): Same.
12261 (create_insn_reg_set): Same.
12262 (maybe_extend_reg_info_p): Same.
12263 (sched_analyze_reg): Same.
12264 (sched_analyze_1): Same.
12265 (get_implicit_reg_pending_clobbers): Same.
12266 (chain_to_prev_insn_p): Same.
12267 (deps_analyze_insn): Same.
12268 (deps_start_bb): Same.
12269 (sched_free_deps): Same.
12271 (init_deps_reg_last): Same.
12273 * sched-ebb.c: Same.
12274 * sched-int.h: Same.
12275 * sched-rgn.c (add_branch_dependences): Same.
12276 (concat_insn_mem_list): Same.
12278 (sched_rgn_compute_dependencies): Same.
12279 * sel-sched-ir.c (reset_target_context): Same.
12280 (copy_deps_context): Same.
12281 (init_id_from_df): Same.
12282 (has_dependence_p): Same.
12283 (change_loops_latches): Same.
12284 (bb_top_order_comparator): Same.
12285 (make_region_from_loop_preheader): Same.
12286 (sel_init_pipelining): Same.
12287 (get_loop_nest_for_rgn): Same.
12288 (make_regions_from_the_rest): Same.
12289 (sel_is_loop_preheader_p): Same.
12290 * sel-sched-ir.h (inner_loop_header_p): Same.
12291 (get_all_loop_exits): Same.
12292 * selftest.h: Same.
12293 * sese.c (sese_build_liveouts): Same.
12294 (sese_insert_phis_for_liveouts): Same.
12295 * sese.h (defined_in_sese_p): Same.
12296 * sreal.c (sreal::stream_out): Same.
12298 * streamer-hooks.h: Same.
12299 * target-globals.c (save_target_globals): Same.
12300 * target-globals.h: Same.
12301 * target.def: Same.
12303 * targhooks.c (default_has_ifunc_p): Same.
12304 (default_empty_mask_is_expensive): Same.
12305 (default_init_cost): Same.
12306 * targhooks.h: Same.
12308 * tree-affine.c (aff_combination_mult): Same.
12309 (aff_combination_expand): Same.
12310 (aff_combination_constant_multiple_p): Same.
12311 * tree-affine.h: Same.
12312 * tree-cfg.c (build_gimple_cfg): Same.
12313 (replace_loop_annotate_in_block): Same.
12314 (replace_uses_by): Same.
12316 (dump_cfg_stats): Same.
12317 (gimple_duplicate_sese_region): Same.
12318 (gimple_duplicate_sese_tail): Same.
12319 (move_block_to_fn): Same.
12320 (replace_block_vars_by_duplicates): Same.
12321 (move_sese_region_to_fn): Same.
12322 (print_loops_bb): Same.
12323 (print_loop): Same.
12324 (print_loops): Same.
12326 (debug_loops): Same.
12327 * tree-cfg.h: Same.
12328 * tree-chrec.c (chrec_fold_plus_poly_poly): Same.
12329 (chrec_fold_multiply_poly_poly): Same.
12330 (chrec_evaluate): Same.
12331 (chrec_component_in_loop_num): Same.
12332 (reset_evolution_in_loop): Same.
12333 (is_multivariate_chrec): Same.
12334 (chrec_contains_symbols): Same.
12335 (nb_vars_in_chrec): Same.
12336 (chrec_convert_1): Same.
12337 (chrec_convert_aggressive): Same.
12338 * tree-chrec.h: Same.
12339 * tree-core.h: Same.
12340 * tree-data-ref.c (dump_data_dependence_relation): Same.
12341 (canonicalize_base_object_address): Same.
12342 (data_ref_compare_tree): Same.
12343 (prune_runtime_alias_test_list): Same.
12344 (get_segment_min_max): Same.
12345 (create_intersect_range_checks): Same.
12346 (conflict_fn_no_dependence): Same.
12347 (object_address_invariant_in_loop_p): Same.
12348 (analyze_ziv_subscript): Same.
12349 (analyze_siv_subscript_cst_affine): Same.
12350 (analyze_miv_subscript): Same.
12351 (analyze_overlapping_iterations): Same.
12352 (build_classic_dist_vector_1): Same.
12353 (add_other_self_distances): Same.
12354 (same_access_functions): Same.
12355 (build_classic_dir_vector): Same.
12356 (subscript_dependence_tester_1): Same.
12357 (subscript_dependence_tester): Same.
12358 (access_functions_are_affine_or_constant_p): Same.
12359 (get_references_in_stmt): Same.
12360 (loop_nest_has_data_refs): Same.
12361 (graphite_find_data_references_in_stmt): Same.
12362 (find_data_references_in_bb): Same.
12363 (get_base_for_alignment): Same.
12364 (find_loop_nest_1): Same.
12365 (find_loop_nest): Same.
12366 * tree-data-ref.h (dr_alignment): Same.
12367 (ddr_dependence_level): Same.
12368 * tree-if-conv.c (fold_build_cond_expr): Same.
12369 (add_to_predicate_list): Same.
12370 (add_to_dst_predicate_list): Same.
12371 (phi_convertible_by_degenerating_args): Same.
12372 (idx_within_array_bound): Same.
12373 (all_preds_critical_p): Same.
12374 (pred_blocks_visited_p): Same.
12375 (predicate_bbs): Same.
12376 (build_region): Same.
12377 (if_convertible_loop_p_1): Same.
12378 (is_cond_scalar_reduction): Same.
12379 (predicate_scalar_phi): Same.
12380 (remove_conditions_and_labels): Same.
12381 (combine_blocks): Same.
12382 (version_loop_for_if_conversion): Same.
12383 (versionable_outer_loop_p): Same.
12384 (ifcvt_local_dce): Same.
12385 (tree_if_conversion): Same.
12386 (pass_if_conversion::gate): Same.
12387 * tree-if-conv.h: Same.
12388 * tree-inline.c (maybe_move_debug_stmts_to_successors): Same.
12389 * tree-loop-distribution.c (bb_top_order_cmp): Same.
12391 (stmt_has_scalar_dependences_outside_loop): Same.
12392 (copy_loop_before): Same.
12393 (create_bb_after_loop): Same.
12394 (const_with_all_bytes_same): Same.
12395 (generate_memset_builtin): Same.
12396 (generate_memcpy_builtin): Same.
12397 (destroy_loop): Same.
12398 (build_rdg_partition_for_vertex): Same.
12399 (compute_access_range): Same.
12400 (data_ref_segment_size): Same.
12401 (latch_dominated_by_data_ref): Same.
12402 (compute_alias_check_pairs): Same.
12403 (fuse_memset_builtins): Same.
12404 (finalize_partitions): Same.
12405 (find_seed_stmts_for_distribution): Same.
12406 (prepare_perfect_loop_nest): Same.
12407 * tree-parloops.c (lambda_transform_legal_p): Same.
12408 (loop_parallel_p): Same.
12409 (reduc_stmt_res): Same.
12410 (add_field_for_name): Same.
12411 (create_call_for_reduction_1): Same.
12412 (replace_uses_in_bb_by): Same.
12413 (transform_to_exit_first_loop_alt): Same.
12414 (try_transform_to_exit_first_loop_alt): Same.
12415 (transform_to_exit_first_loop): Same.
12417 (gen_parallel_loop): Same.
12418 (gather_scalar_reductions): Same.
12419 (get_omp_data_i_param): Same.
12420 (try_create_reduction_list): Same.
12421 (oacc_entry_exit_single_gang): Same.
12422 (parallelize_loops): Same.
12423 * tree-pass.h: Same.
12424 * tree-predcom.c (determine_offset): Same.
12425 (last_always_executed_block): Same.
12426 (split_data_refs_to_components): Same.
12427 (suitable_component_p): Same.
12428 (valid_initializer_p): Same.
12429 (find_looparound_phi): Same.
12430 (insert_looparound_copy): Same.
12431 (add_looparound_copies): Same.
12432 (determine_roots_comp): Same.
12433 (predcom_tmp_var): Same.
12434 (initialize_root_vars): Same.
12435 (initialize_root_vars_store_elim_1): Same.
12436 (initialize_root_vars_store_elim_2): Same.
12437 (finalize_eliminated_stores): Same.
12438 (initialize_root_vars_lm): Same.
12439 (remove_stmt): Same.
12440 (determine_unroll_factor): Same.
12441 (execute_pred_commoning_cbck): Same.
12442 (base_names_in_chain_on): Same.
12443 (combine_chains): Same.
12444 (pcom_stmt_dominates_stmt_p): Same.
12445 (try_combine_chains): Same.
12446 (prepare_initializers_chain_store_elim): Same.
12447 (prepare_initializers_chain): Same.
12448 (prepare_initializers): Same.
12449 (prepare_finalizers_chain): Same.
12450 (prepare_finalizers): Same.
12451 (insert_init_seqs): Same.
12452 * tree-scalar-evolution.c (loop_phi_node_p): Same.
12453 (compute_overall_effect_of_inner_loop): Same.
12454 (add_to_evolution_1): Same.
12455 (add_to_evolution): Same.
12456 (follow_ssa_edge_binary): Same.
12457 (follow_ssa_edge_expr): Same.
12458 (backedge_phi_arg_p): Same.
12459 (follow_ssa_edge_in_condition_phi_branch): Same.
12460 (follow_ssa_edge_in_condition_phi): Same.
12461 (follow_ssa_edge_inner_loop_phi): Same.
12462 (follow_ssa_edge): Same.
12463 (analyze_evolution_in_loop): Same.
12464 (analyze_initial_condition): Same.
12465 (interpret_loop_phi): Same.
12466 (interpret_condition_phi): Same.
12467 (interpret_rhs_expr): Same.
12468 (interpret_expr): Same.
12469 (interpret_gimple_assign): Same.
12470 (analyze_scalar_evolution_1): Same.
12471 (analyze_scalar_evolution): Same.
12472 (analyze_scalar_evolution_for_address_of): Same.
12473 (get_instantiated_value_entry): Same.
12474 (loop_closed_phi_def): Same.
12475 (instantiate_scev_name): Same.
12476 (instantiate_scev_poly): Same.
12477 (instantiate_scev_binary): Same.
12478 (instantiate_scev_convert): Same.
12479 (instantiate_scev_not): Same.
12480 (instantiate_scev_r): Same.
12481 (instantiate_scev): Same.
12482 (resolve_mixers): Same.
12483 (initialize_scalar_evolutions_analyzer): Same.
12484 (scev_reset_htab): Same.
12485 (scev_reset): Same.
12486 (derive_simple_iv_with_niters): Same.
12487 (simple_iv_with_niters): Same.
12488 (expression_expensive_p): Same.
12489 (final_value_replacement_loop): Same.
12490 * tree-scalar-evolution.h (block_before_loop): Same.
12491 * tree-ssa-address.h: Same.
12492 * tree-ssa-dce.c (find_obviously_necessary_stmts): Same.
12493 * tree-ssa-dom.c (edge_info::record_simple_equiv): Same.
12494 (record_edge_info): Same.
12495 * tree-ssa-live.c (var_map_base_fini): Same.
12496 (remove_unused_locals): Same.
12497 * tree-ssa-live.h: Same.
12498 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Same.
12499 (pass_ch_vect::execute): Same.
12500 (pass_ch::process_loop_p): Same.
12501 * tree-ssa-loop-im.c (mem_ref_hasher::hash): Same.
12502 (movement_possibility): Same.
12503 (outermost_invariant_loop): Same.
12505 (determine_max_movement): Same.
12506 (invariantness_dom_walker::before_dom_children): Same.
12507 (move_computations): Same.
12508 (may_move_till): Same.
12509 (force_move_till_op): Same.
12510 (force_move_till): Same.
12511 (memref_free): Same.
12512 (record_mem_ref_loc): Same.
12513 (set_ref_stored_in_loop): Same.
12514 (mark_ref_stored): Same.
12515 (sort_bbs_in_loop_postorder_cmp): Same.
12516 (sort_locs_in_loop_postorder_cmp): Same.
12517 (analyze_memory_references): Same.
12518 (mem_refs_may_alias_p): Same.
12519 (find_ref_loc_in_loop_cmp): Same.
12520 (rewrite_mem_ref_loc::operator): Same.
12521 (first_mem_ref_loc_1::operator): Same.
12522 (sm_set_flag_if_changed::operator): Same.
12523 (execute_sm_if_changed_flag_set): Same.
12524 (execute_sm): Same.
12525 (hoist_memory_references): Same.
12526 (ref_always_accessed::operator): Same.
12527 (refs_independent_p): Same.
12528 (record_dep_loop): Same.
12529 (ref_indep_loop_p_1): Same.
12530 (ref_indep_loop_p): Same.
12531 (can_sm_ref_p): Same.
12532 (find_refs_for_sm): Same.
12533 (loop_suitable_for_sm): Same.
12534 (store_motion_loop): Same.
12535 (store_motion): Same.
12536 (fill_always_executed_in): Same.
12537 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Same.
12538 (estimated_unrolled_size): Same.
12539 (loop_edge_to_cancel): Same.
12540 (remove_exits_and_undefined_stmts): Same.
12541 (remove_redundant_iv_tests): Same.
12542 (unloop_loops): Same.
12543 (estimated_peeled_sequence_size): Same.
12544 (try_peel_loop): Same.
12545 (canonicalize_loop_induction_variables): Same.
12546 (canonicalize_induction_variables): Same.
12547 * tree-ssa-loop-ivopts.c (iv_inv_expr_hasher::equal): Same.
12549 (stmt_after_inc_pos): Same.
12550 (contains_abnormal_ssa_name_p): Same.
12551 (niter_for_exit): Same.
12554 (find_givs_in_bb): Same.
12555 (find_induction_variables): Same.
12556 (find_interesting_uses_cond): Same.
12557 (outermost_invariant_loop_for_expr): Same.
12558 (idx_find_step): Same.
12559 (add_candidate_1): Same.
12560 (add_iv_candidate_derived_from_uses): Same.
12561 (alloc_use_cost_map): Same.
12562 (prepare_decl_rtl): Same.
12563 (generic_predict_doloop_p): Same.
12564 (computation_cost): Same.
12565 (determine_common_wider_type): Same.
12566 (get_computation_aff_1): Same.
12567 (get_use_type): Same.
12568 (determine_group_iv_cost_address): Same.
12570 (difference_cannot_overflow_p): Same.
12571 (may_eliminate_iv): Same.
12572 (determine_set_costs): Same.
12573 (cheaper_cost_pair): Same.
12574 (compare_cost_pair): Same.
12575 (iv_ca_cand_for_group): Same.
12576 (iv_ca_recount_cost): Same.
12577 (iv_ca_set_remove_invs): Same.
12578 (iv_ca_set_no_cp): Same.
12579 (iv_ca_set_add_invs): Same.
12580 (iv_ca_set_cp): Same.
12581 (iv_ca_add_group): Same.
12582 (iv_ca_cost): Same.
12583 (iv_ca_compare_deps): Same.
12584 (iv_ca_delta_reverse): Same.
12585 (iv_ca_delta_commit): Same.
12586 (iv_ca_cand_used_p): Same.
12587 (iv_ca_delta_free): Same.
12589 (iv_ca_free): Same.
12590 (iv_ca_dump): Same.
12591 (iv_ca_extend): Same.
12592 (iv_ca_narrow): Same.
12593 (iv_ca_prune): Same.
12594 (cheaper_cost_with_cand): Same.
12595 (iv_ca_replace): Same.
12596 (try_add_cand_for): Same.
12597 (get_initial_solution): Same.
12598 (try_improve_iv_set): Same.
12599 (find_optimal_iv_set_1): Same.
12600 (create_new_iv): Same.
12601 (rewrite_use_compare): Same.
12602 (remove_unused_ivs): Same.
12603 (determine_scaling_factor): Same.
12604 * tree-ssa-loop-ivopts.h: Same.
12605 * tree-ssa-loop-manip.c (create_iv): Same.
12606 (compute_live_loop_exits): Same.
12607 (add_exit_phi): Same.
12608 (add_exit_phis): Same.
12609 (find_uses_to_rename_use): Same.
12610 (find_uses_to_rename_def): Same.
12611 (find_uses_to_rename_in_loop): Same.
12612 (rewrite_into_loop_closed_ssa): Same.
12613 (check_loop_closed_ssa_bb): Same.
12614 (split_loop_exit_edge): Same.
12615 (ip_end_pos): Same.
12616 (ip_normal_pos): Same.
12617 (copy_phi_node_args): Same.
12618 (gimple_duplicate_loop_to_header_edge): Same.
12619 (can_unroll_loop_p): Same.
12620 (determine_exit_conditions): Same.
12621 (scale_dominated_blocks_in_loop): Same.
12622 (niter_for_unrolled_loop): Same.
12623 (tree_transform_and_unroll_loop): Same.
12624 (rewrite_all_phi_nodes_with_iv): Same.
12625 * tree-ssa-loop-manip.h: Same.
12626 * tree-ssa-loop-niter.c (number_of_iterations_ne_max): Same.
12627 (number_of_iterations_ne): Same.
12628 (assert_no_overflow_lt): Same.
12629 (assert_loop_rolls_lt): Same.
12630 (number_of_iterations_lt): Same.
12631 (adjust_cond_for_loop_until_wrap): Same.
12632 (tree_simplify_using_condition): Same.
12633 (simplify_using_initial_conditions): Same.
12634 (simplify_using_outer_evolutions): Same.
12635 (loop_only_exit_p): Same.
12636 (ssa_defined_by_minus_one_stmt_p): Same.
12637 (number_of_iterations_popcount): Same.
12638 (number_of_iterations_exit): Same.
12639 (find_loop_niter): Same.
12640 (finite_loop_p): Same.
12641 (chain_of_csts_start): Same.
12642 (get_val_for): Same.
12643 (loop_niter_by_eval): Same.
12644 (derive_constant_upper_bound_ops): Same.
12645 (do_warn_aggressive_loop_optimizations): Same.
12646 (record_estimate): Same.
12647 (get_cst_init_from_scev): Same.
12648 (record_nonwrapping_iv): Same.
12649 (idx_infer_loop_bounds): Same.
12650 (infer_loop_bounds_from_ref): Same.
12651 (infer_loop_bounds_from_array): Same.
12652 (infer_loop_bounds_from_pointer_arith): Same.
12653 (infer_loop_bounds_from_signedness): Same.
12654 (bound_index): Same.
12655 (discover_iteration_bound_by_body_walk): Same.
12656 (maybe_lower_iteration_bound): Same.
12657 (estimate_numbers_of_iterations): Same.
12658 (estimated_loop_iterations): Same.
12659 (estimated_loop_iterations_int): Same.
12660 (max_loop_iterations): Same.
12661 (max_loop_iterations_int): Same.
12662 (likely_max_loop_iterations): Same.
12663 (likely_max_loop_iterations_int): Same.
12664 (estimated_stmt_executions_int): Same.
12665 (max_stmt_executions): Same.
12666 (likely_max_stmt_executions): Same.
12667 (estimated_stmt_executions): Same.
12668 (stmt_dominates_stmt_p): Same.
12669 (nowrap_type_p): Same.
12670 (loop_exits_before_overflow): Same.
12671 (scev_var_range_cant_overflow): Same.
12672 (scev_probably_wraps_p): Same.
12673 (free_numbers_of_iterations_estimates): Same.
12674 * tree-ssa-loop-niter.h: Same.
12675 * tree-ssa-loop-prefetch.c (release_mem_refs): Same.
12676 (idx_analyze_ref): Same.
12677 (analyze_ref): Same.
12678 (gather_memory_references_ref): Same.
12679 (mark_nontemporal_store): Same.
12680 (emit_mfence_after_loop): Same.
12681 (may_use_storent_in_loop_p): Same.
12682 (mark_nontemporal_stores): Same.
12683 (should_unroll_loop_p): Same.
12684 (volume_of_dist_vector): Same.
12685 (add_subscript_strides): Same.
12686 (self_reuse_distance): Same.
12687 (insn_to_prefetch_ratio_too_small_p): Same.
12688 * tree-ssa-loop-split.c (split_at_bb_p): Same.
12689 (patch_loop_exit): Same.
12690 (find_or_create_guard_phi): Same.
12691 (easy_exit_values): Same.
12692 (connect_loop_phis): Same.
12693 (connect_loops): Same.
12694 (compute_new_first_bound): Same.
12695 (split_loop): Same.
12696 (tree_ssa_split_loops): Same.
12697 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Same.
12698 (is_maybe_undefined): Same.
12699 (tree_may_unswitch_on): Same.
12700 (simplify_using_entry_checks): Same.
12701 (tree_unswitch_single_loop): Same.
12702 (tree_unswitch_loop): Same.
12703 (tree_unswitch_outer_loop): Same.
12704 (empty_bb_without_guard_p): Same.
12705 (used_outside_loop_p): Same.
12706 (get_vop_from_header): Same.
12707 (hoist_guard): Same.
12708 * tree-ssa-loop.c (gate_oacc_kernels): Same.
12709 (get_lsm_tmp_name): Same.
12710 * tree-ssa-loop.h: Same.
12711 * tree-ssa-reassoc.c (add_repeat_to_ops_vec): Same.
12712 (build_and_add_sum): Same.
12713 (no_side_effect_bb): Same.
12715 (linearize_expr): Same.
12716 (should_break_up_subtract): Same.
12717 (linearize_expr_tree): Same.
12718 * tree-ssa-scopedtables.c: Same.
12719 * tree-ssa-scopedtables.h: Same.
12720 * tree-ssa-structalias.c (condense_visit): Same.
12721 (label_visit): Same.
12722 (dump_pred_graph): Same.
12723 (perform_var_substitution): Same.
12724 (move_complex_constraints): Same.
12725 (remove_preds_and_fake_succs): Same.
12726 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p): Same.
12727 (determine_bb_domination_status): Same.
12728 (duplicate_thread_path): Same.
12729 (thread_through_all_blocks): Same.
12730 * tree-ssa-threadupdate.h: Same.
12731 * tree-streamer-in.c (streamer_read_string_cst): Same.
12732 (input_identifier): Same.
12733 (unpack_ts_type_common_value_fields): Same.
12734 (unpack_ts_block_value_fields): Same.
12735 (unpack_ts_translation_unit_decl_value_fields): Same.
12736 (unpack_ts_omp_clause_value_fields): Same.
12737 (streamer_read_tree_bitfields): Same.
12738 (streamer_alloc_tree): Same.
12739 (lto_input_ts_common_tree_pointers): Same.
12740 (lto_input_ts_vector_tree_pointers): Same.
12741 (lto_input_ts_poly_tree_pointers): Same.
12742 (lto_input_ts_complex_tree_pointers): Same.
12743 (lto_input_ts_decl_minimal_tree_pointers): Same.
12744 (lto_input_ts_decl_common_tree_pointers): Same.
12745 (lto_input_ts_decl_non_common_tree_pointers): Same.
12746 (lto_input_ts_decl_with_vis_tree_pointers): Same.
12747 (lto_input_ts_field_decl_tree_pointers): Same.
12748 (lto_input_ts_function_decl_tree_pointers): Same.
12749 (lto_input_ts_type_common_tree_pointers): Same.
12750 (lto_input_ts_type_non_common_tree_pointers): Same.
12751 (lto_input_ts_list_tree_pointers): Same.
12752 (lto_input_ts_vec_tree_pointers): Same.
12753 (lto_input_ts_exp_tree_pointers): Same.
12754 (lto_input_ts_block_tree_pointers): Same.
12755 (lto_input_ts_binfo_tree_pointers): Same.
12756 (lto_input_ts_constructor_tree_pointers): Same.
12757 (lto_input_ts_omp_clause_tree_pointers): Same.
12758 (streamer_read_tree_body): Same.
12759 * tree-streamer.h: Same.
12760 * tree-switch-conversion.c (bit_test_cluster::is_beneficial): Same.
12761 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Same.
12762 (vect_analyze_possibly_independent_ddr): Same.
12763 (vect_analyze_data_ref_dependence): Same.
12764 (vect_compute_data_ref_alignment): Same.
12765 (vect_enhance_data_refs_alignment): Same.
12766 (vect_analyze_data_ref_access): Same.
12767 (vect_check_gather_scatter): Same.
12768 (vect_find_stmt_data_reference): Same.
12769 (vect_create_addr_base_for_vector_ref): Same.
12770 (vect_setup_realignment): Same.
12771 (vect_supportable_dr_alignment): Same.
12772 * tree-vect-loop-manip.c (rename_variables_in_bb): Same.
12773 (adjust_phi_and_debug_stmts): Same.
12774 (vect_set_loop_mask): Same.
12775 (add_preheader_seq): Same.
12776 (vect_maybe_permute_loop_masks): Same.
12777 (vect_set_loop_masks_directly): Same.
12778 (vect_set_loop_condition_masked): Same.
12779 (vect_set_loop_condition_unmasked): Same.
12780 (slpeel_duplicate_current_defs_from_edges): Same.
12781 (slpeel_add_loop_guard): Same.
12782 (slpeel_can_duplicate_loop_p): Same.
12783 (create_lcssa_for_virtual_phi): Same.
12785 (vect_update_ivs_after_vectorizer): Same.
12786 (vect_gen_vector_loop_niters_mult_vf): Same.
12787 (slpeel_update_phi_nodes_for_loops): Same.
12788 (slpeel_update_phi_nodes_for_guard1): Same.
12789 (find_guard_arg): Same.
12790 (slpeel_update_phi_nodes_for_guard2): Same.
12791 (slpeel_update_phi_nodes_for_lcssa): Same.
12792 (vect_do_peeling): Same.
12793 (vect_create_cond_for_alias_checks): Same.
12794 (vect_loop_versioning): Same.
12795 * tree-vect-loop.c (vect_determine_vf_for_stmt): Same.
12796 (vect_inner_phi_in_double_reduction_p): Same.
12797 (vect_analyze_scalar_cycles_1): Same.
12798 (vect_fixup_scalar_cycles_with_patterns): Same.
12799 (vect_get_loop_niters): Same.
12800 (bb_in_loop_p): Same.
12801 (vect_get_max_nscalars_per_iter): Same.
12802 (vect_verify_full_masking): Same.
12803 (vect_compute_single_scalar_iteration_cost): Same.
12804 (vect_analyze_loop_form_1): Same.
12805 (vect_analyze_loop_form): Same.
12806 (vect_active_double_reduction_p): Same.
12807 (vect_analyze_loop_operations): Same.
12808 (neutral_op_for_slp_reduction): Same.
12809 (vect_is_simple_reduction): Same.
12810 (vect_model_reduction_cost): Same.
12811 (get_initial_def_for_reduction): Same.
12812 (get_initial_defs_for_reduction): Same.
12813 (vect_create_epilog_for_reduction): Same.
12814 (vectorize_fold_left_reduction): Same.
12815 (vectorizable_reduction): Same.
12816 (vectorizable_induction): Same.
12817 (vectorizable_live_operation): Same.
12818 (loop_niters_no_overflow): Same.
12819 (vect_get_loop_mask): Same.
12820 (vect_transform_loop_stmt): Same.
12821 (vect_transform_loop): Same.
12822 * tree-vect-patterns.c (vect_reassociating_reduction_p): Same.
12823 (vect_determine_precisions): Same.
12824 (vect_pattern_recog_1): Same.
12825 * tree-vect-slp.c (vect_analyze_slp_instance): Same.
12826 * tree-vect-stmts.c (stmt_vectype): Same.
12827 (process_use): Same.
12828 (vect_init_vector_1): Same.
12829 (vect_truncate_gather_scatter_offset): Same.
12830 (get_group_load_store_type): Same.
12831 (vect_build_gather_load_calls): Same.
12832 (vect_get_strided_load_store_ops): Same.
12833 (vectorizable_simd_clone_call): Same.
12834 (vectorizable_store): Same.
12835 (permute_vec_elements): Same.
12836 (vectorizable_load): Same.
12837 (vect_transform_stmt): Same.
12838 (supportable_widening_operation): Same.
12839 * tree-vectorizer.c (vec_info::replace_stmt): Same.
12840 (vec_info::free_stmt_vec_info): Same.
12841 (vect_free_loop_info_assumptions): Same.
12842 (vect_loop_vectorized_call): Same.
12843 (set_uid_loop_bbs): Same.
12844 (vectorize_loops): Same.
12845 * tree-vectorizer.h (STMT_VINFO_BB_VINFO): Same.
12846 * tree.c (add_tree_to_fld_list): Same.
12847 (fld_type_variant_equal_p): Same.
12848 (fld_decl_context): Same.
12849 (fld_incomplete_type_of): Same.
12850 (free_lang_data_in_binfo): Same.
12851 (need_assembler_name_p): Same.
12852 (find_decls_types_r): Same.
12853 (get_eh_types_for_runtime): Same.
12854 (find_decls_types_in_eh_region): Same.
12855 (find_decls_types_in_node): Same.
12856 (assign_assembler_name_if_needed): Same.
12857 * value-prof.c (stream_out_histogram_value): Same.
12858 * value-prof.h: Same.
12859 * var-tracking.c (use_narrower_mode): Same.
12860 (prepare_call_arguments): Same.
12861 (vt_expand_loc_callback): Same.
12862 (resolve_expansions_pending_recursion): Same.
12863 (vt_expand_loc): Same.
12864 * varasm.c (const_hash_1): Same.
12865 (compare_constant): Same.
12866 (tree_output_constant_def): Same.
12867 (simplify_subtraction): Same.
12868 (get_pool_constant): Same.
12869 (output_constant_pool_2): Same.
12870 (output_constant_pool_1): Same.
12871 (mark_constants_in_pattern): Same.
12872 (mark_constant_pool): Same.
12873 (get_section_anchor): Same.
12874 * vr-values.c (compare_range_with_value): Same.
12875 (vr_values::extract_range_from_phi_node): Same.
12876 * vr-values.h: Same.
12877 * web.c (unionfind_union): Same.
12878 * wide-int.h: Same.
12880 2019-07-09 Martin Sebor <msebor@redhat.com>
12883 * align.h: Change class-key from class to struct and vice versa
12884 to match convention and avoid -Wclass-is-pod and -Wstruct-no-pod.
12885 * alloc-pool.h: Same.
12886 * asan.c (shadow_mem_size): Same.
12887 * auto-profile.c: Same.
12888 * basic-block.h: Same.
12890 * cfgexpand.c (set_rtl): Same.
12891 (expand_one_stack_var_at): Same.
12892 * cfghooks.h: Same.
12895 * config/i386/i386.h: Same.
12896 * df-problems.c (df_print_bb_index): Same.
12898 * df.h (df_single_use): Same.
12899 * diagnostic-show-locus.c (layout::print_annotation_line): Same.
12900 (layout::annotation_line_showed_range_p): Same.
12901 (get_printed_columns): Same.
12902 (correction::ensure_terminated): Same.
12903 (line_corrections::~line_corrections): Same.
12906 * dump-context.h: Same.
12907 * dumpfile.h: Same.
12908 * dwarf2out.c: Same.
12909 * edit-context.c: Same.
12910 * fibonacci_heap.c (test_union_of_equal_heaps): Same.
12912 * function.c (assign_stack_local): Same.
12913 * function.h: Same.
12915 * gcov.c (block_info::block_info): Same.
12916 * genattrtab.c: Same.
12917 * genextract.c: Same.
12918 * genmatch.c (comparison_code_p): Same.
12919 (id_base::id_base): Same.
12920 (decision_tree::print): Same.
12921 * genoutput.c: Same.
12922 * genpreds.c (write_one_predicate_function): Same.
12923 * genrecog.c (validate_pattern): Same.
12924 (find_operand_positions): Same.
12925 (optimize_subroutine_group): Same.
12926 (merge_pattern_transition::merge_pattern_transition): Same.
12927 (merge_pattern_info::merge_pattern_info): Same.
12928 (merge_state_result::merge_state_result): Same.
12929 (merge_into_state): Same.
12930 * gensupport.c: Same.
12931 * gensupport.h: Same.
12932 * ggc-common.c (init_ggc_heuristics): Same.
12933 * ggc-tests.c (test_union): Same.
12934 * gimple-loop-interchange.cc (dump_induction): Same.
12935 * gimple-loop-versioning.cc: Same.
12936 * gimple-match.h (gimple_match_cond::any_else): Same.
12937 * gimple-ssa-backprop.c: Same.
12938 * gimple-ssa-sprintf.c: Same.
12939 * gimple-ssa-store-merging.c (store_operand_info::store_operand_info):
12941 (store_immediate_info::store_immediate_info): Same.
12942 (merged_store_group::apply_stores): Same.
12943 (get_location_for_stmts): Same.
12944 * gimple-ssa-strength-reduction.c: Same.
12945 * gimple-ssa-warn-alloca.c: Same.
12946 * gimple-ssa-warn-restrict.c (pass_wrestrict::execute): Same.
12947 * godump.c (go_type_decl): Same.
12948 * hash-map-tests.c (test_map_of_strings_to_int): Same.
12949 * hash-map.h: Same.
12950 * hash-set-tests.c (test_set_of_strings): Same.
12951 * hsa-brig.c: Same.
12952 * hsa-common.h: Same.
12953 * hsa-gen.c (transformable_switch_to_sbr_p): Same.
12954 * input.c (assert_loceq): Same.
12957 * ipa-devirt.c (possible_polymorphic_call_targets_1): Same.
12958 * ipa-fnsummary.h: Same.
12959 * ipa-inline.h: Same.
12960 * ipa-prop.h: Same.
12961 * ipa-split.c (visit_bb): Same.
12962 * ira-int.h (minmax_set_iter_next): Same.
12963 * loop-invariant.c: Same.
12965 * lra-eliminations.c: Same.
12967 * lra-lives.c (mark_regno_dead): Same.
12968 * lra-remat.c: Same.
12969 * lra-spills.c: Same.
12970 * lto-streamer.h: Same.
12971 * mem-stats.h: Same.
12972 * omp-grid.c (omp_grid_lastprivate_predicate): Same.
12973 * omp-low.c (omp_clause_aligned_alignment): Same.
12974 * optabs-query.h (get_vcond_eq_icode): Same.
12976 * opts.c (wrap_help): Same.
12977 * poly-int.h: Same.
12978 * predict.c (predict_paths_leading_to_edge): Same.
12979 * pretty-print.h: Same.
12980 * profile-count.h: Same.
12982 * read-rtl-function.c: Same.
12985 * regrename.c: Same.
12986 * regrename.h: Same.
12988 * rtl-iter.h: Same.
12989 * rtl.h (costs_add_n_insns): Same.
12991 * sched-int.h: Same.
12992 * sel-sched-ir.h: Same.
12993 * selftest.h: Same.
12994 * sese.h (vec_find): Same.
12996 * target-globals.h: Same.
12997 * tree-affine.c (aff_combination_find_elt): Same.
12998 * tree-affine.h: Same.
12999 * tree-data-ref.h: Same.
13000 * tree-outof-ssa.c (ssa_is_replaceable_p): Same.
13001 * tree-predcom.c: Same.
13002 * tree-scalar-evolution.c (find_var_scev_info): Same.
13003 * tree-ssa-alias.h: Same.
13004 * tree-ssa-ccp.c: Same.
13005 * tree-ssa-coalesce.c (ssa_conflicts_dump): Same.
13006 * tree-ssa-loop-im.c (for_all_locs_in_loop): Same.
13007 (rewrite_mem_refs): Same.
13008 (execute_sm_if_changed): Same.
13009 (hoist_memory_references): Same.
13010 * tree-ssa-loop-ivopts.c (operator<=): Same.
13011 * tree-ssa-loop.h: Same.
13012 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Same.
13013 * tree-ssa-structalias.c: Same.
13014 * tree-switch-conversion.h (cluster::cluster): Same.
13015 (simple_cluster::simple_cluster): Same.
13016 * tree-vect-patterns.c (type_conversion_p): Same.
13017 * tree-vectorizer.c (dump_stmt_cost): Same.
13018 * tree-vectorizer.h (loop_vec_info_for_loop): Same.
13019 * tree.c (protected_set_expr_location): Same.
13020 * tree.h (desired_pro_or_demotion_p): Same.
13021 (fndecl_built_in_p): Same.
13022 * unique-ptr-tests.cc: Same.
13023 * var-tracking.c (delete_variable_part): Same.
13024 * varasm.c (assemble_real): Same.
13025 (tree_output_constant_def): Same.
13027 * wide-int-bitmask.h: Same.
13028 * wide-int.h (decompose): Same.
13030 2019-07-09 Richard Biener <rguenther@suse.de>
13032 PR tree-optimization/91114
13033 * tree-vect-data-refs.c (vect_analyze_data_refs): Failure to
13034 find a vector type isn't fatal.
13036 2019-07-09 Sylvia Taylor <sylvia.taylor@arm.com>
13038 * config/aarch64/aarch64-simd.md
13039 (aarch64_crypto_aes<aes_op>v16qi): Redefine pattern with xor.
13040 (aarch64_crypto_aes<aesmc_op>v16qi): Remove attribute enabled.
13041 (*aarch64_crypto_aes<aes_op>v16qi_xor_combine): Remove both.
13042 (*aarch64_crypto_aese_fused,
13043 *aarch64_crypto_aesd_fused): Update to new definition.
13044 * config/aarch64/aarch64.c
13045 (aarch_macro_fusion_pair_p): Remove aese/aesmc fusion check.
13047 2019-07-09 Richard Biener <rguenther@suse.de>
13049 * gimple-match.h (gimple_match_op::resimplify): New.
13050 (gimple_resimplify1, gimple_resimplify2, gimple_resimplify3,
13051 gimple_resimplify4, gimple_resimplify5): Remove.
13052 * gimple-match-head.c (gimple_resimplify1, gimple_resimplify2,
13053 gimple_resimplify3, gimple_resimplify4, gimple_resimplify5):
13055 (gimple_match_op::resimplify): New.
13056 * tree-ssa-sccvn.c (vn_nary_build_or_lookup_1): Valueize
13057 according to availability. Use gimple_match_op::resimplify.
13059 2019-07-09 Eric Botcazou <ebotcazou@adacore.com>
13061 * ira-emit.c (emit_moves): Skip DEBUG_INSNs when setting the location.
13063 2019-07-09 Sylvia Taylor <sylvia.taylor@arm.com>
13065 * config/arm/crypto.md:
13066 (crypto_<crypto_pattern>): Redefine aese/aesd pattern with xor.
13067 (crypto_<crypto_pattern>): Remove attribute enabled for aesmc.
13068 (crypto_<crypto_pattern>): Split CRYPTO_BINARY into 2 patterns.
13069 (*aarch32_crypto_aese_fused, *aarch32_crypto_aesd_fused): New.
13071 (aarch_macro_fusion_pair_p): Remove aes/aesmc fusion check.
13072 * config/arm/aarch-common-protos.h
13073 (aarch_crypto_can_dual_issue): Remove.
13074 * config/arm/aarch-common.c
13075 (aarch_crypto_can_dual_issue): Likewise.
13076 * config/arm/exynos-m1.md: Remove aese/aesmc fusion.
13077 * config/arm/cortex-a53.md: Likewise.
13078 * config/arm/cortex-a57.md: Likewise.
13079 * config/arm/iterators.md:
13080 (CRYPTO_BINARY): Redefine.
13081 (CRYPTO_UNARY): Removed.
13082 (CRYPTO_AES, CRYPTO_AESMC): New.
13084 2019-07-09 Richard Biener <rguenther@suse.de>
13086 * tree-ssa-sccvn.c (struct vn_walk_cb_data): Add orig_ref member.
13087 (vn_reference_lookup_3): If the main ref has no access path recorded
13088 but orig_ref has use it to do access-path based disambiguation.
13089 (vn_reference_lookup_pieces): Adjust.
13090 (vn_reference_lookup): Pass down original ref if we valueized.
13092 2019-07-09 Martin Liska <mliska@suse.cz>
13094 * doc/extend.texi: Document influence on loop
13097 2019-07-09 Martin Liska <mliska@suse.cz>
13099 * lto-compress.c (lto_normalized_zstd_level): Do not use
13100 ZSTD_CLEVEL_DEFAULT as it is not default in old releases
13101 of libzstd. One can use 0 as a default compression level.
13103 2019-07-09 Martin Liska <mliska@suse.cz>
13105 * doc/invoke.texi: Add link from -fprofile-dir option.
13106 Use better wording for 'gcno filename'.
13108 2019-07-08 Martin Sebor <msebor@redhat.com>
13110 PR middle-end/71924
13111 PR middle-end/90549
13112 * gimple-ssa-isolate-paths.c (isolate_path): Add attribute. Update
13114 (args_loc_t): New type.
13115 (args_loc_t, locmap_t): same.
13116 (diag_returned_locals): New function.
13117 (is_addr_local): Same.
13118 (handle_return_addr_local_phi_arg, warn_return_addr_local): Same.
13119 (find_implicit_erroneous_behavior): Call warn_return_addr_local_phi_arg.
13120 (find_explicit_erroneous_behavior): Call warn_return_addr_local.
13122 2019-07-08 Jakub Jelinek <jakub@redhat.com>
13124 * tree-vect-stmts.c (scan_operand_equal_p): Look through MEM_REF
13125 with SSA_NAME address of POINTER_PLUS_EXPR. Handle MULT_EXPR
13126 and casts in offset when different, both through gimple stmts
13127 and through trees. Rewritten using loops to minimize code duplication
13130 2019-07-08 Eric Botcazou <ebotcazou@adacore.com>
13132 * emit-rtl.c (set_insn_locations): New function moved from...
13133 * function.c (set_insn_locations): ...here.
13134 * ira-emit.c (emit_moves): Propagate location of the first instruction
13135 to the inserted move instructions.
13136 * reg-stack.c (compensate_edge): Set the location if the sequence is
13137 inserted on the edge.
13138 * rtl.h (set_insn_locations): Declare.
13140 2019-07-08 Segher Boessenkool <segher@kernel.crashing.org>
13142 * config/rs6000/rs6000.c (rs6000_machine_from_flags): Ignore
13143 OPTION_MASK_PPC_GFXOPT and OPTION_MASK_PPC_GPOPT for selecting the
13146 2019-07-08 Segher Boessenkool <segher@kernel.crashing.org>
13148 PR rtl-optimization/88233
13149 * common.opt (fsplit-wide-types-early): New option.
13150 * common/config/rs6000/rs6000-common.c
13151 (rs6000_option_optimization_table): Add OPT_fsplit_wide_types_early for
13153 * doc/invoke.texi (Optimization Options): Add -fsplit-wide-types-early.
13154 * lower-subreg.c (pass_lower_subreg2::gate): Add test for
13155 flag_split_wide_types_early.
13156 (pass_data_lower_subreg3): New.
13157 (pass_lower_subreg3): New.
13158 (make_pass_lower_subreg3): New.
13159 * passes.def (pass_lower_subreg2): Move after the loop passes.
13160 (pass_lower_subreg3): New, inserted where pass_lower_subreg2 was.
13161 * tree-pass.h (make_pass_lower_subreg2): Move up, to its new place in
13162 the pass pipeline; its previous place is taken by ...
13163 (make_pass_lower_subreg3): ... this.
13165 2019-07-08 Robin Dapp <rdapp@linux.ibm.com>
13167 * config/s390/s390.c (s390_shift_truncation_mask): Define.
13168 (TARGET_SHIFT_TRUNCATION_MASK): Define.
13170 2019-07-08 Robin Dapp <rdapp@linux.ibm.com>
13172 * config/s390/constraints.md: Add new jsc constraint.
13173 * config/s390/predicates.md: New predicates.
13174 * config/s390/s390-protos.h (s390_valid_shift_count): New function.
13175 * config/s390/s390.c (s390_valid_shift_count): New function.
13176 (print_shift_count_operand): Use s390_valid_shift_count.
13177 (print_operand): Likewise.
13178 * config/s390/s390.md: Use new predicate.
13179 * config/s390/subst.md: Remove addr_style_op and masked_op substs.
13180 * config/s390/vector.md: Use new predicate.
13182 2019-07-08 Andrew Waterman <andrew@sifive.com>
13183 Jim Wilson <jimw@sifive.com>
13185 * config/riscv/riscv.md (lshrsi3_zero_extend_3+1): Use operands[1]
13186 bitsize instead of BITS_PER_WORD.
13188 2019-07-08 Martin Liska <mliska@suse.cz>
13190 * collect2.c (defined): Revert to before r254460.
13191 (scan_prog_file): Revert to before r254460.
13193 2019-07-08 Richard Biener <rguenther@suse.de>
13195 PR tree-optimization/83518
13196 * tree-ssa-sccvn.c: Include splay-tree.h.
13197 (struct pd_range, struct pd_data): New.
13198 (struct vn_walk_cb_data): Add data to track partial definitions.
13199 (vn_walk_cb_data::~vn_walk_cb_data): New.
13200 (vn_walk_cb_data::push_partial_def): New.
13201 (pd_tree_alloc, pd_tree_dealloc, pd_range_compare): New.
13202 (vn_reference_lookup_2): When partial defs are registered give up.
13203 (vn_reference_lookup_3): Track partial defs for memset and
13204 constructor zeroing and for defs from constants.
13206 2019-07-08 Richard Sandiford <richard.sandiford@arm.com>
13208 * doc/install.texi (bootstrap-Og): Document.
13210 2019-07-08 Richard Sandiford <richard.sandiford@arm.com>
13212 * config/riscv/pic.md (*local_pic_load_s<mode>)
13213 (*local_pic_load_u<mode>): Explicitly specify the mode iterator
13214 referenced by <mode>, giving...
13215 (*local_pic_load_s<SUBX:mode>, *local_pic_load_u<SUBX:mode>): ...these.
13216 * config/riscv/riscv.md (*sge<u>_<X:mode><GPR:mode>)
13217 (*slt<u>_<X:mode><GPR:mode>, *sle<u>_<X:mode><GPR:mode>): Explicitly
13218 use <X:MODE> for the mode attribute.
13220 2019-07-07 Jeff Law <law@redhat.com>
13222 PR tree-optimization/91090
13223 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Fix logic error
13224 in handling of ranges to simplify switch statements.
13226 2019-07-07 Iain Sandoe <iain@sandoe.co.uk>
13228 * config/darwin.c (darwin_override_options): Make a final check on PIC
13231 2019-07-07 Iain Sandoe <iain@sandoe.co.uk>
13233 * config/darwin.c (darwin_override_options): Don't jam symbol stubs
13234 on for kernel code.
13236 2019-07-07 Richard Sandiford <richard.sandiford@arm.com>
13239 * config/mips/mips.md (*mul_acc_si, *mul_acc_si_r3900, *macc)
13240 (*msac, *msac_using_macc, *mul_sub_si): Use "l" for input operands
13241 instead of matching them to "l" output operands.
13243 2019-07-07 Richard Sandiford <richard.sandiford@arm.com>
13245 * config/mips/mips.c (mips_split_move): Zero-initialize addr
13246 and check whether addr.reg is nonnull before using it.
13248 2019-07-06 Jakub Jelinek <jakub@redhat.com>
13250 * omp-low.c (lower_rec_input_clauses): For lastprivate clauses in
13251 ctx->for_simd_scan_phase simd copy the outer var to the privatized
13252 variable(s). For conditional lastprivate look through outer
13253 GIMPLE_OMP_SCAN context.
13254 (lower_omp_1): For conditional lastprivate look through outer
13255 GIMPLE_OMP_SCAN context.
13257 * omp-low.c (struct omp_context): Rename combined_into_simd_safelen0
13258 member to combined_into_simd_safelen1.
13259 (lower_rec_input_clauses, lower_omp_1): Adjust uses.
13260 (lower_lastprivate_clauses): Likewise. For conditional lastprivate
13261 clauses if ctx->combined_into_simd_safelen1 put statements after the
13262 predicate conditionalized block rather than into it.
13264 2019-07-06 Richard Sandiford <richard.sandiford@arm.com>
13266 * config/s390/s390.md (*negabs<FP:mode>2_nocc): Use FP for
13268 * config/s390/vx-builtins.md (*vec_cmp<insn_cmp><mode>_cconly):
13269 Make the choice of <mode> explicit, giving...
13270 (*vec_cmp<insn_cmp><VF_HW:mode>_cconly): ...this.
13272 2019-07-06 Richard Sandiford <richard.sandiford@arm.com>
13274 * config/i386/i386.md (*fop_<X87MODEF:mode>_3_i387)
13275 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Fix ambiguous uses
13277 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask)
13278 (*avx512pf_gatherpf<mode>df_mask, *avx512pf_scatterpf<mode>sf_mask)
13279 (*avx512pf_scatterpf<mode>df_mask, *avx2_gathersi<mode>)
13280 (*avx2_gathersi<mode>_2, *avx2_gatherdi<mode>)
13281 (*avx2_gatherdi<mode>_2, *avx2_gatherdi<mode>_3): Likewise.
13282 (*avx2_gatherdi<mode>_4, *avx512f_gathersi<mode>): Likewise.
13283 (*avx512f_gathersi<mode>_2, *avx512f_gatherdi<mode>): Likewise.
13284 (*avx512f_gatherdi<mode>_2, *avx512f_scattersi<mode>): Likewise.
13285 (*avx512f_scatterdi<mode>): Likewise.
13286 (*andnot<mode>3_bcst): Fix VI/VI48_AVX512VL typo.
13288 2019-07-06 Richard Sandiford <richard.sandiford@arm.com>
13290 * config/h8300/h8300.md (*push1_h8300hs_<mode>): Explicitly
13291 specify the mode iterator referenced by <mode>, giving...
13292 (*push1_h8300hs_<QHI:mode>): ...this.
13294 2019-07-06 Richard Sandiford <richard.sandiford@arm.com>
13296 * config/gcn/gcn-valu.md
13297 (vcond<VEC_1REG_MODE:mode><VEC_1REG_ALT:mode>): Use
13298 gen_vec_cmp<VEC_1REG_ALT:mode>di rather than (implicitly)
13299 gen_vec_cmp<VEC_1REG_MODE:mode>di. Explicitly use
13300 gen_vcond_mask_<VEC_1REG_MODE:mode>di.
13301 (vcond<VEC_1REG_MODE:mode><VEC_1REG_ALT:mode>_exec): Likewise,
13302 but using the _exec comparison patterns.
13303 (vcondu<VEC_1REG_INT_MODE:mode><VEC_1REG_INT_ALT:mode>): Use
13304 gen_vec_cmp<VEC_1REG_INT_ALT:mode>di rather than (implicitly)
13305 gen_vec_cmp<VEC_1REG_INT_MODE:mode>di. Explicitly use
13306 gen_vcond_mask_<VEC_1REG_INT_MODE:mode>di.
13307 (vcondu<VEC_1REG_INT_MODE:mode><VEC_1REG_INT_ALT:mode>_exec): Likewise,
13308 but using the _exec comparison patterns.
13310 2019-07-06 Richard Sandiford <richard.sandiford@arm.com>
13312 * config/arm/sync.md
13313 (@atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): Use
13314 <NARROW:sync_predtab> instead of (implicitly) <CCSI:sync_predtab>.
13315 (@atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): Likewise use
13316 <SIDI:sync_predtab>. Use <SIDI:cas_cmp_operand> and
13317 <SIDI:cas_cmp_str>.
13319 2019-07-06 Jakub Jelinek <jakub@redhat.com>
13321 * omp-low.c (struct omp_context): Add for_simd_scan_phase member.
13322 (maybe_lookup_ctx): Add forward declaration.
13323 (omp_find_scan): Likewise. Walk into body of simd if composited
13324 with worksharing loop.
13325 (scan_omp_simd_scan): New function.
13326 (scan_omp_1_stmt): Call it.
13327 (lower_rec_simd_input_clauses): Don't create rvar nor rvar2 if
13328 ctx->for_simd_scan_phase.
13329 (lower_rec_input_clauses): Do much less work for inscan reductions
13330 in ctx->for_simd_scan_phase is_simd regions.
13331 (lower_omp_scan): Set is_simd also on simd constructs composited
13332 with worksharing loop, unless ctx->for_simd_scan_phase. Never emit
13333 a sorry message. Don't change GIMPLE_OMP_SCAN stmts into nops and
13334 emit their body after in simd constructs composited with worksharing
13336 (lower_omp_for_scan): Handle worksharing loop composited with simd.
13338 * omp-low.c (omp_find_scan): Make static.
13339 (lower_omp_for_scan): Fix order of merge arguments in input phase of
13340 the second loop, var2 represents the first partial sum and so needs
13341 to go before rprivb[ivar].
13343 2019-07-05 Iain Sandoe <iain@sandoe.co.uk>
13345 * config/rs6000/rs6000-logue.c: Remove unused code.
13347 2019-07-05 Eric Botcazou <ebotcazou@adacore.com>
13349 * tree-ssa-loop-manip.c (create_iv): Add missing guard for gsi_end_p.
13351 2019-07-05 Sam Tebbs <sam.tebbs@arm.com>
13354 * config/aarch64/aarch64.c (aarch64_post_cfi_startproc): Replace thunk
13355 check with a frame laid out check.
13357 2019-07-05 Richard Biener <rguenther@suse.de>
13359 * tree-ssa-sccvn.c (vn_reference_lookup_3): Valueize RHS
13360 when comparing against a store with possibly the same value.
13362 2019-07-05 Richard Biener <rguenther@suse.de>
13364 PR tree-optimization/91091
13365 * tree-ssa-alias.h (get_continuation_for_phi): Add tbaa_p parameter.
13366 (walk_non_aliased_vuses): Likewise.
13367 * tree-ssa-alias.c (maybe_skip_until): Pass down tbaa_p.
13368 (get_continuation_for_phi): New tbaa_p parameter and pass
13370 (walk_non_aliased_vuses): Likewise.
13371 * ipa-prop.c (determine_known_aggregate_parts): Adjust.
13372 * tree-ssa-pre.c (translate_vuse_through_block): Likewise.
13373 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
13375 * tree-ssa-sccvn.c (struct vn_walk_cb_data): Add tbaa_p flag.
13376 (adjust_offsets_for_equal_base_address): New function.
13377 (vn_reference_lookup_3): Use it to catch more base equivalences.
13378 Handle and pass down tbaa_p flag.
13379 (vn_reference_lookup_pieces): Adjust.
13380 (vn_reference_lookup): Remove alias-set altering, instead pass
13381 down false as tbaa_p.
13383 2019-07-05 Richard Biener <rguenther@suse.de>
13385 PR tree-optimization/91091
13386 * tree-ssa-sccvn.c (vn_reference_lookup_3): Overlap of
13387 accesses can happen with -fno-strict-aliasing.
13389 2019-07-05 Jan Hubicka <hubicka@ucw.cz>
13391 * tree-ssa-alias.c (alias_stats): Add
13392 nonoverlapping_component_refs_since_match_p_must_overlap.
13393 (dump_alias_stats): Print it.
13394 (nonoverlapping_component_refs_since_match_p): Add early exit.
13395 (nonoverlapping_component_refs_p): Do not account early exit.
13397 2019-07-05 Eric Botcazou <ebotcazou@adacore.com>
13399 * except.c (emit_to_new_bb_before): Make sure to put a location on SEQ.
13400 * tree-eh.c (replace_goto_queue_1) <GIMPLE_GOTO>: Propagate location.
13401 (emit_eh_dispatch): Delete.
13402 (lower_catch): Emit the eh_dispatch manually and set the location of
13403 the first catch statement onto it.
13404 (lower_eh_filter): Emit the eh_dispatch manually and set location.
13405 (lower_eh_dispatch): Propagate location.
13406 * tree-outof-ssa.c (set_location_for_edge): Handle EH edges specially.
13407 (eliminate_build): Likewise.
13409 2019-07-05 Eric Botcazou <ebotcazou@adacore.com>
13411 * tree-cfg.c (gimple_make_forwarder_block): Propagate location info on
13412 phi nodes if possible.
13413 * tree-scalar-evolution.c (final_value_replacement_loop): Propagate
13414 location info on the newly created statement.
13415 * tree-ssa-loop-manip.c (create_iv): Propagate location info on the
13416 newly created increment if needed.
13418 2019-07-04 Jakub Jelinek <jakub@redhat.com>
13420 PR middle-end/78884
13421 * gimplify.c (struct gimplify_omp_ctx): Add add_safelen1 member.
13422 (gimplify_bind_expr): If seeing TREE_ADDRESSABLE VLA inside of simd
13423 loop body, set ctx->add_safelen1 instead of making it GOVD_PRIVATE.
13424 (gimplify_adjust_omp_clauses): Add safelen (1) clause if
13425 ctx->add_safelen1 is set.
13427 * omp-expand.c (expand_omp_for_static_nochunk): Don't emit
13428 GOMP_loop_start at the start of second worksharing loop in a scan.
13429 For nowait, don't emit GOMP_loop_end_nowait at the end of first
13430 worksharing loop in a scan even if there are conditional lastprivates,
13431 and do emit GOMP_loop_end_nowait at the end of second worksharing loop.
13433 2019-07-04 Jan Hubicka <jh@suse.cz>
13435 * tree-ssa-alias.c (nonoverlapping_component_refs_since_match_p):
13436 Fix check for match in the ref walk.
13438 2019-07-04 Martin Liska <mliska@suse.cz>
13440 * tree-ssa-loop-niter.c
13441 (get_upper_bound_based_on_builtin_expr_with_prob): New function.
13442 (estimate_numbers_of_iterations):
13443 Support __builtin_expect_with_probability for analysis
13444 of # of loop iterations.
13446 2019-07-04 Alexandre Oliva <oliva@adacore.com>
13448 * doc/generic.texi (Cleanups): Document EH_ELSE_EXPR.
13449 * except.c: Likewise.
13450 * expr.c (expand_expr_real_1): Reject it.
13451 * gimplify.c (gimplify_expr): Gimplify it, within
13453 * tree-dump.c (dequeue_and_dump): Dump it.
13454 * tree-pretty-print.c (dump_generic_node): Likewise.
13455 * tree.c (block_may_fallthru): Handle it.
13456 * tree.def (EH_ELSE_EXPR): Introduce it.
13457 * gimple-pretty-print.c (dump_gimple_try): Dump TRY_FINALLY
13458 with GIMPLE_EH_ELSE as try/finally/else.
13460 2019-07-04 Richard Biener <rguenther@suse.de>
13463 * tree-pass.h (execute_all_ipa_transforms): Add a flag
13464 parameter whether to disable GC collection.
13465 * passes.c (execute_one_ipa_transform_pass): Likewise, and
13467 (execute_all_ipa_transforms): Likewise and pass it down.
13468 * cgraph.c (cgraph_node::get_body): Do not invoke garbage
13469 collection from applying IPA transforms.
13470 * cgraphunit.c (cgraph_node::expand): Allow garbage collection
13471 from applying IPA transforms.
13473 2019-07-04 Richard Biener <rguenther@suse.de>
13475 PR tree-optimization/90911
13476 * tree-vectorizer.h (_loop_vec_info::scalar_loop_scaling): New field.
13477 (LOOP_VINFO_SCALAR_LOOP_SCALING): new.
13478 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
13479 scalar_loop_scaling.
13480 (vect_transform_loop): Scale scalar loop profile if needed.
13481 * tree-vect-loop-manip.c (vect_loop_versioning): When re-using
13482 the loop copy from if-conversion adjust edge probabilities
13483 and scale the vectorized loop body profile, queue the scalar
13484 profile for updating after peeling.
13486 2019-07-04 Jan Hubicka <jh@suse.cz>
13488 * tree-ssa-alias.c (decl_refs_may_alias_p): Add size1 and size2
13489 parameters; return early for must-alias.
13490 (indirect_ref_may_alias_decl_p): Likewise; when establishing
13491 outer types match, try nonoverlapping_component_refs
13492 if must-alias is not obvious.
13493 (indirect_refs_may_alias_p): Likewise.
13494 (refs_may_alias_p_2): Likewise.
13496 2019-07-04 Richard Biener <rguenther@suse.de>
13498 * tree-ssa-sccvn.h (vn_reference_lookup): Add last_vuse_ptr
13500 * tree-ssa-sccvn.c (last_vuse_ptr, vn_walk_kind): Move
13502 (struct vn_walk_cb_data): New callback data struct.
13503 (vn_reference_lookup_2): Adjust.
13504 (vn_reference_lookup_3): Likewise.
13505 (vn_reference_lookup_pieces): Likewise.
13506 (vn_reference_lookup): Likewise, get last_vuse_ptr argument.
13507 (visit_reference_op_load): Adjust.
13509 2019-07-04 Jakub Jelinek <jakub@redhat.com>
13511 PR tree-optimization/91063
13512 * tree-vect-stmts.c (vect_init_vector): Call gsi_remove to remove
13513 stmt from stmts sequence before calling vect_init_vector_1.
13516 2019-07-04 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13519 * fwprop.c (reg_single_def_p): New function.
13520 (propagate_rtx_1): Add unconditional else inside RTX_EXTRA case.
13521 (forward_propagate_into): New parameter reg_prop_only
13522 with default value false.
13523 Propagate def's src into loop only if SET_SRC and SET_DEST
13524 of def_set have single definitions.
13525 Likewise if reg_prop_only is set to true.
13526 (fwprop): New param fwprop_addr_p.
13527 Integrate fwprop_addr into fwprop.
13528 (fwprop_addr): Remove.
13529 (pass_rtl_fwprop_addr::execute): Call fwprop with arg set
13531 (pass_rtl_fwprop::execute): Call fwprop with arg set to false.
13532 * simplify-rtx.c (simplify_subreg): Add case for vector comparison.
13533 * config/i386/sse.md (UNSPEC_BLENDV): Adjust pattern.
13535 2019-07-04 Jakub Jelinek <jakub@redhat.com>
13537 * omp-low.c (lower_omp_scan): Call lower_omp on stmt's body
13538 in worksharing loop scans.
13540 PR tree-optimization/91074
13541 * omp-low.c (lower_omp_for_scan): Set DECL_GIMPLE_REG_P on cplx
13544 PR rtl-optimization/90756
13545 * explow.c (promote_ssa_mode): Always use TYPE_MODE, don't bypass it
13548 2019-07-03 Dennis Zhang <dennis.zhang@arm.com>
13550 * config/aarch64/aarch64.md: Remove redundant constraints from
13551 define_expand but keep some patterns untouched if they are
13552 specially selected by TARGET_SECONDARY_RELOAD hook.
13553 * config/aarch64/aarch64-sve.md: Likewise.
13554 * config/aarch64/atomics.md: Remove redundant constraints from
13556 * config/aarch64/aarch64-simd.md: Likewise.
13558 2019-07-03 Iain Sandoe <iain@sandoe.co.uk>
13560 * config/darwin.h (DRIVER_SELF_SPECS): Remove the linker cases.
13561 (RDYNAMIC): Rename to, DARWIN_RDYNAMIC.
13562 (DARWIN_PIE_SPEC, DARWIN_NOPIE_SPEC): Adjust to remove the Xlinker
13564 (LINK_COMMAND_SPEC_A): Add DARWIN_RDYNAMIC, DARWIN_PIE_SPEC and
13567 2019-07-03 Iain Sandoe <iain@sandoe.co.uk>
13569 * config/darwin.h (REAL_LIBGCC_SPEC): Adjust for earlier Darwin.
13570 (STARTFILE_SPEC): Split crt3 into a separate spec.
13571 (DARWIN_EXTRA_SPECS): Add crt2 and crt3 spec.
13572 (DARWIN_CRT2_SPEC): New.
13573 (DARWIN_CRT3_SPEC): New.
13574 (MIN_LD64_OMIT_STUBS): Revise to 62.1.
13575 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): Revise conditions.
13576 (DARWIN_CRT3_SPEC): New.
13578 2019-07-03 Michael Meissner <meissner@linux.ibm.com>
13580 * config/rs6000/altivec.md (altivec_mov<mode>, VM2 iterator):
13581 Change the RTL attribute "length" from "4" to "*" to allow the
13582 length attribute to be adjusted automatically for prefixed load,
13583 store, and add immediate instructions.
13584 * config/rs6000/rs6000.md (extendhi<mode>2, EXTHI iterator):
13586 (extendsi<mode>2, EXTSI iterator): Likewise.
13587 (movsi_internal1): Likewise.
13588 (movsi_from_sf): Likewise.
13589 (movdi_from_sf_zero_ext): Likewise.
13590 (mov<mode>_internal): Likewise.
13591 (movcc_internal1, QHI iterator): Likewise.
13592 (mov<mode>_softfloat, FMOVE32 iterator): Likewise.
13593 (movsf_from_si): Likewise.
13594 (mov<mode>_hardfloat32, FMOVE64 iterator): Likewise.
13595 (mov<mode>_softfloat64, FMOVE64 iterator): Likewise.
13596 (mov<mode>, FMOVE128 iterator): Likewise.
13597 (movdi_internal64): Likewise.
13598 * config/rs6000/vsx.md (vsx_le_permute_<mode>, VSX_TI iterator):
13600 (vsx_le_undo_permute_<mode>, VSX_TI iterator): Likewise.
13601 (vsx_mov<mode>_64bit, VSX_M iterator): Likewise.
13602 (vsx_mov<mode>_32bit, VSX_M iterator): Likewise.
13603 (vsx_splat_v4sf): Likewise.
13605 2019-07-03 Mark Wielaard <mark@klomp.org>
13608 * dwarf2out.c (add_top_level_skeleton_die_attrs): Only add
13609 DW_AT_addr_base if there is actually a .debug_addr section with
13611 (output_addr_table): Add DWARF5 table header generation here after
13612 checking there are actually any addresses from...
13613 (dwarf2out_finish): ...here.
13615 2019-07-03 Richard Biener <rguenther@suse.de>
13617 PR middle-end/91069
13618 * match.pd (vec_perm -> bit_insert): Fix element read from
13621 2019-07-03 Martin Liska <mliska@suse.cz>
13623 * dbgcnt.def (DEBUG_COUNTER): Add match debug counter.
13624 * genmatch.c (dt_simplify::gen_1): Generate dbgcnt
13626 * generic-match-head.c: Include dbgcnt.h.
13627 * gimple-match-head.c: Likewise.
13629 2019-07-03 Martin Liska <mliska@suse.cz>
13631 * gcov-counter.def (GCOV_COUNTER_V_SINGLE): Remove.
13632 (GCOV_COUNTER_V_TOPN): New.
13633 (GCOV_COUNTER_V_INDIR): Use _topn.
13634 * gcov-io.h (GCOV_DISK_SINGLE_VALUES): Remove.
13635 (GCOV_TOPN_VALUES): New.
13636 (GCOV_SINGLE_VALUE_COUNTERS): Remove.
13637 (GCOV_TOPN_VALUES_COUNTERS): New.
13638 * profile.c (instrument_values): Use HIST_TYPE_TOPN_VALUES.
13640 (gimple_init_gcov_profiler): Rename variables from one_value
13642 (gimple_gen_one_value_profiler): Remove.
13643 (gimple_gen_topn_values_profiler): New function.
13644 * value-prof.c (dump_histogram_value): Use TOPN_VALUES
13645 names instead of SINGLE_VALUE.
13646 (stream_out_histogram_value): Likewise.
13647 (stream_in_histogram_value): Likewise.
13648 (get_most_common_single_value): Likewise.
13649 (gimple_divmod_fixed_value_transform): Likewise.
13650 (gimple_stringops_transform): Likewise.
13651 (gimple_divmod_values_to_profile): Likewise.
13652 (gimple_stringops_values_to_profile): Likewise.
13653 (gimple_find_values_to_profile): Likewise.
13654 * value-prof.h (enum hist_type): Rename to TOPN.
13655 (gimple_gen_one_value_profiler): Remove.
13656 (gimple_gen_topn_values_profiler): New.
13658 2019-07-03 Eric Botcazou <ebotcazou@adacore.com>
13660 * dwarf2out.c (add_scalar_info): Add back refererence to existing DIE
13661 if it has the DW_AT_data_member_location attribute.
13663 2019-07-03 Richard Biener <rguenther@suse.de>
13665 * gimple-pretty-print.c (dump_ternary_rhs): Fix BIT_INSERT_EXPR
13668 2019-07-03 Sylvia Taylor <sylvia.taylor@arm.com>
13670 * config/aarch64/aarch64.md (FP_REGNUM): New constant.
13671 (tlsdesc_small_advsimd_<mode>): Add use of FP_REGNUM.
13672 (tlsdesc_small_sve_<mode>): Likewise.
13674 2019-07-03 Martin Liska <mliska@suse.cz>
13676 * Makefile.in: Define ZSTD_LIB.
13677 * common.opt: Adjust compression level
13678 to support also zstd levels.
13679 * config.in: Regenerate.
13680 * configure: Likewise.
13681 * configure.ac: Add --with-zstd and --with-zstd-include options
13683 * doc/install.texi: Mention zstd dependency.
13684 * gcc.c: Print supported LTO compression algorithms.
13685 * lto-compress.c (lto_normalized_zstd_level): Likewise.
13686 (lto_compression_zstd): Likewise.
13687 (lto_uncompression_zstd): Likewise.
13688 (lto_end_compression): Dispatch in between zlib and zstd.
13689 (lto_compression_zlib): Mark with ATTRIBUTE_UNUSED.
13690 (lto_uncompression_zlib): Make it static.
13691 * lto-compress.h (lto_end_uncompression): Fix GNU coding style.
13692 * lto-section-in.c (lto_get_section_data): Pass info
13693 about used compression.
13694 * lto-streamer-out.c: By default use zstd when possible.
13695 * timevar.def (TV_IPA_LTO_DECOMPRESS): Rename to decompression
13696 (TV_IPA_LTO_COMPRESS): Likewise for compression.
13698 2019-07-03 Martin Liska <mliska@suse.cz>
13700 * lto-section-in.c (lto_get_section_data): Add "lto" section.
13701 * lto-section-out.c (lto_destroy_simple_output_block): Never
13702 compress LTO_section_lto section.
13703 * lto-streamer-out.c (produce_asm): Do not set major_version
13705 (lto_output_toplevel_asms): Likewise.
13706 (produce_lto_section): New function.
13707 (lto_output): Call produce_lto_section.
13708 (lto_write_mode_table): Do not set major_version and
13710 (produce_asm_for_decls): Likewise.
13711 * lto-streamer.h (enum lto_section_type): Add LTO_section_lto
13713 (struct lto_header): Remove.
13714 (struct lto_section): New struct.
13715 (struct lto_simple_header): Do not inherit from lto_header.
13716 (struct lto_file_decl_data): Add lto_section_header field.
13718 2019-07-03 Martin Liska <mliska@suse.cz>
13720 * lra-eliminations.c (eliminate_regs_in_insn): Remove
13722 * reg-stack.c (check_asm_stack_operands): Likewise.
13723 * tree-ssa-structalias.c (create_function_info_for): Likewise.
13724 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
13725 * config/i386/i386-expand.c (ix86_expand_sse2_mulvxdi3): Use
13726 force_expand_binop.
13728 2019-07-03 Martin Liska <mliska@suse.cz>
13730 PR tree-optimization/90892
13731 * builtins.c (inline_expand_builtin_string_cmp): Handle '\0'
13732 in string constants.
13734 2019-07-03 Martin Liska <mliska@suse.cz>
13736 PR middle-end/90899
13737 * multiple_target.c (create_dispatcher_calls): Add to comdat
13738 group only if set for ifunc.
13740 2019-07-03 Martin Liska <mliska@suse.cz>
13743 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
13744 Define local_object_name in outer scope in order to handle
13745 use-after-scope issue.
13747 2019-07-03 Martin Liska <mliska@suse.cz>
13749 * common.opt: Add fprofile-note.
13750 * coverage.c (coverage_init): Append the option
13752 * doc/invoke.texi: Document -fprofile-note.
13754 2019-07-03 Jakub Jelinek <jakub@redhat.com>
13756 PR tree-optimization/91033
13757 * tree-vectorizer.h (vect_mark_stmts_to_be_vectorized,
13758 vect_analyze_data_refs): Add bool * arguments.
13759 * tree-vect-data-refs.c (vect_analyze_data_refs): Add fatal argument,
13760 if failure is due to scatter/gather, set *fatal to false if non-NULL.
13761 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
13762 * tree-vect-loop.c (vect_analyze_loop_2): Adjust
13763 vect_mark_stmts_to_be_vectorized and vect_analyze_data_refs callers.
13764 * tree-vect-slp.c (vect_slp_analyze_bb_1): Adjust
13765 vect_analyze_data_refs caller.
13767 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SCANTEMP_
13769 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__SCANTEMP_ instead of
13770 OMP_CLAUSE__CONDTEMP_ as range's upper bound.
13771 (OMP_CLAUSE__SCANTEMP__ALLOC, OMP_CLAUSE__SCANTEMP__CONTROL): Define.
13772 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
13773 OMP_CLAUSE__SCANTEMP_ entry.
13774 (walk_tree_1): Handle OMP_CLAUSE__SCANTEMP_.
13775 * tree-pretty-print.c (dump_omp_clause): Likewise.
13776 * tree-nested.c (convert_nonlocal_omp_clauses,
13777 convert_local_omp_clauses): Likewise.
13778 * omp-general.h (struct omp_for_data): Add have_scantemp and
13779 have_nonctrl_scantemp members.
13780 * omp-general.c (omp_extract_for_data): Initialize them.
13781 * omp-low.c (struct omp_context): Add scan_exclusive member.
13782 (scan_omp_1_stmt): Don't unnecessarily mask gimple_omp_for_kind
13783 result again with GF_OMP_FOR_KIND_MASK. Initialize also
13784 ctx->scan_exclusive.
13785 (lower_rec_simd_input_clauses): Use ctx->scan_exclusive instead
13786 of !ctx->scan_inclusive.
13787 (lower_rec_input_clauses): Simplify gimplification of dtors using
13788 gimplify_and_add. For non-is_simd test OMP_CLAUSE_REDUCTION_INSCAN
13789 rather than rvarp. Handle OMP_CLAUSE_REDUCTION_INSCAN in worksharing
13790 loops. Don't add barrier for reduction_omp_orig_ref if
13791 ctx->scan_??xclusive.
13792 (lower_reduction_clauses): Don't do anything for ctx->scan_??xclusive.
13793 (lower_omp_scan): Use ctx->scan_exclusive instead
13794 of !ctx->scan_inclusive. Handle worksharing loops with inscan
13795 reductions. Use new_vard != new_var instead of repeated
13796 omp_is_reference calls.
13797 (omp_find_scan, lower_omp_for_scan): New functions.
13798 (lower_omp_for): Call lower_omp_for_scan for worksharing loops with
13800 * omp-expand.c (expand_omp_scantemp_alloc): New function.
13801 (expand_omp_for_static_nochunk): Handle fd->have_nonctrl_scantemp
13802 and fd->have_scantemp.
13804 * gimplify.c (gimplify_scan_omp_clauses): For inscan reductions
13805 on worksharing loop propagate it as shared clause to containing
13808 * omp-expand.c (expand_omp_for_static_nochunk,
13809 expand_omp_for_static_chunk): For nowait worksharing loop with
13810 conditional lastprivate clause(s), emit GOMP_loop_end_nowait call
13813 2019-07-02 qing zhao <qing.zhao@oracle.com>
13815 PR preprocessor/90581
13816 * doc/cppopts.texi: Add document for -fmax-include-depth.
13817 * doc/invoke.texi (Preprocessor Options): List -fmax-include-depth.
13819 2019-07-02 Uroš Bizjak <ubizjak@gmail.com>
13821 * config/i386/mmx.md (mmx_pack<s_trunsuffix>swb):
13822 Use TARGET_SSE2 && SSE_REGNO_P in split condition.
13823 (mmx_packssdw): Ditto.
13824 (mmx_punpckhbw): Ditto.
13825 (mmx_punpcklbw): Ditto.
13826 (mmx_punpckhwd): Ditto.
13827 (mmx_punpcklwd): Ditto.
13828 (mmx_punpckhdq): Ditto.
13829 (mmx_punpckldq): Ditto.
13830 (*vec_dupv4hi): Ditto.
13831 (*vec_dupv2si): Ditto.
13832 (mmx_pmovmskb): Ditto.
13833 * config/i386/sse.md (sse_cvtpi2ps): Use
13834 TARGET_SSE2 && SSE_REG_P in split condition.
13835 (ssse3_ph<plusminus_mnemonic>wv4hi3): Use
13836 TARGET_SSSE3 && SSE_REGNO_P in split condition.
13837 (ssse3_ph<plusminus_mnemonic>dv2si3): Ditto.
13838 (ssse3_pshufbv8qi3): Ditto.
13839 (ssse3_palignrdi): Ditto.
13841 2019-07-02 Andrew Stubbs <ams@codesourcery.com>
13843 * config/gcn/gcn.md (movdi_symbol_save_scc): Convert to define_insn
13844 with inlined save and restore.
13846 2019-07-02 Eric Botcazou <ebotcazou@adacore.com>
13848 * cfgexpand.c (pass_expand::execute): Deal specially with instructions
13849 to be inserted on single successor edge of the entry block. Then call
13850 commit_edge_insertions instead of inserting the instructions manually.
13851 * cfgrtl.c (commit_edge_insertions): Do not verify flow info during
13852 RTL expansion and rebuild jump labels chain.
13854 2019-07-02 Richard Biener <rguenther@suse.de>
13856 * tree-core.h (enum tree_index): Add TI_CHREC_DONT_KNOW and
13858 * tree.h (chrec_not_analyzed_yet, chrec_dont_know, chrec_known):
13860 * tree.c (build_common_tree_nodes): Initialize them.
13861 * tree-chrec.h (chrec_not_analyzed_yet, chrec_dont_know, chrec_known):
13862 Make declarations comments.
13863 * tree-scalar-evolution.c (chrec_not_analyzed_yet, chrec_dont_know,
13864 chrec_known): Remove definitions.
13865 (initialize_scalar_evolutions_analyzer): Remove.
13866 (scev_initialize): Do not call initialize_scalar_evolutions_analyzer.
13867 * tree-streamer.c (preload_common_nodes): Do not preload
13868 TI_CHREC_DONT_KNOW or TI_CHREC_KNOWN.
13870 2019-07-02 Jan Hubicka <jh@suse.cz>
13872 * tree-ssa-alias.c (aliasing_component_refs_p): Remove forgotten
13875 2019-07-02 Jan Hubicka <jh@suse.cz>
13877 * tree-ssa-alias.c (nonoverlapping_component_refs_for_decl_p): Rename
13879 (nonoverlapping_component_refs_since_match_p): ... this one;
13880 handle also non-decl bases; return -1 if search gave up.
13881 (alias_stats): Rename nonoverlapping_component_refs_of_decl_p_may_alias,
13882 nonoverlapping_component_refs_of_decl_p_no_alias to
13883 nonoverlapping_component_refs_since_match_p_may_alias,
13884 nonoverlapping_component_refs_since_match_p_no_alias.
13885 (dump_alias_stats): Update dumping.
13886 (aliasing_matching_component_refs_p): Break out from ...;
13887 dispatch to nonoverlapping_component_refs_for_decl_p
13888 and nonoverlapping_component_refs_since_match_p.
13889 (aliasing_component_refs_p): ... here; call
13890 nonoverlapping_component_refs_p in scenarios where we can not
13891 precisely determine base match.
13892 (decl_refs_may_alias_p): Use
13893 nonoverlapping_component_refs_since_match_p.
13894 (indirect_ref_may_alias_decl_p): Do not call
13895 nonoverlapping_component_refs_p.
13896 (indirect_refs_may_alias_p): Likewise.
13898 2019-07-02 Jan Hubicka <jh@suse.cz>
13900 * tree-inline.c (remap_gimple_stmt): Do not subtitute handled components
13901 to clobber of return value.
13903 2019-07-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13905 * config/arm/cortex-a57.md (cortex_a57_neon_type): Use neon_arith_basic
13906 for is_neon_type instructions that have not already been categorized.
13908 2019-07-02 Richard Biener <rguenther@suse.de>
13910 PR tree-optimization/58483
13911 * tree-ssa-scopedtables.c (avail_expr_hash): Use OEP_ADDRESS_OF
13912 for MEM_REF base hashing.
13913 (equal_mem_array_ref_p): Likewise for base comparison.
13915 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
13917 * config/rs6000/rs6000.md (signbit<mode>2_dm): Make this a
13918 parameterized name.
13919 (signbit<mode>2): Use that name. Simplify.
13921 2019-07-01 Joern Rennecke <joern.rennecke@riscy-ip.com>
13923 PR middle-end/66726
13924 * tree-ssa-phiopt.c (factor_out_conditional_conversion):
13925 Tune heuristic from PR71016 to allow MIN / MAX.
13927 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
13929 * config/rs6000/rs6000.md (ieee_128bit_vsx_abs<mode>2): Make this a
13930 parameterized name.
13931 (abs<mode>2): Use that name. Simplify.
13933 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
13935 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2): Make this a
13936 parameterized name.
13937 (neg<mode>2): Use that name. Simplify.
13939 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
13941 * config/rs6000/rs6000.md (abs<mode>2_hw): Make this a parameterized
13943 (abs<mode>2): Use that name. Simplify.
13945 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
13947 * config/rs6000/rs6000.md (neg<mode>2_hw): Make this a parameterized
13949 (neg<mode>2): Use that name. Simplify.
13951 2019-07-01 Uroš Bizjak <ubizjak@gmail.com>
13953 * config/i386/i386.md ("isa" attribute): Add sse_noavx.
13954 ("enabled" attribute): Handle sse_noavx isa attribute.
13955 * config/i386/mmx.md (*vec_dupv2sf): Add "isa" attribute.
13956 Use TARGET_SSE && SSE_REGNO_P in split condition.
13957 (*vec_dupv2sf): Ditto.
13959 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
13961 * config/rs6000/rs6000.md (extenddf<mode>2): Make this a parameterized
13963 (floatsi<mode>2): Use that name. Simplify.
13965 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
13967 * config/rs6000/rs6000.md (extenddf<mode>2_fprs): Make this a
13968 parameterized name.
13969 (extenddf<mode>2_vsx): Make this a parameterized name.
13970 (extenddf<mode>2): Use those names. Simplify.
13972 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
13974 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Make this a parameterized
13976 (eh_return): Use that name. Simplify.
13978 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
13980 * config/rs6000/rs6000.md (ctr<mode>): Make this a parameterized name.
13981 (doloop_end): Use that name. Simplify.
13983 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
13985 * config/rs6000/rs6000.md (indirect_jump<mode>_nospec): Make this a
13986 parameterized name.
13987 (indirect_jump): Use that name. Simplify.
13989 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
13991 * config/rs6000/rs6000.md (abs<mode>2_internal): Make this a
13992 parameterized name.
13993 (abs<mode>2): Use that name. Simplify.
13995 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
13997 * config/rs6000/rs6000.md (fix_trunc<mode>si2_fprs): Make this a
13998 parameterized name.
13999 (fix_trunc<mode>si2): Use that name. Simplify.
14001 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
14003 * config/rs6000/rs6000.md (neg<mode>2): Make this a parameterized name.
14004 (allocate_stack): Use that name. Simplify.
14006 2019-07-01 Martin Sebor <msebor@redhat.com>
14008 PR middle-end/90923
14009 * hash-map.h (hash_map::put): On insertion invoke element ctor.
14010 (hash_map::get_or_insert): Same. Reformat comment.
14011 * hash-set.h (hash_set::add): On insertion invoke element ctor.
14012 * hash-map-tests.c (test_map_of_type_with_ctor_and_dtor): New.
14013 * hash-set-tests.c (test_map_of_type_with_ctor_and_dtor): New.
14014 * hash-table.h (hash_table::operator=): Prevent copy assignment.
14015 (hash_table::hash_table (const hash_table&)): Use copy ctor
14016 instead of assignment to copy elements.
14018 2019-07-01 Wilco Dijkstra <wdijkstr@arm.com>
14019 John David Anglin <danglin@gcc.gnu.org>
14022 * config/pa/pa.md (builtin_longjmp): Restore hard_frame_pointer_rtx
14023 using saved frame pointer.
14025 2019-07-01 Eric Botcazou <ebotcazou@adacore.com>
14027 PR middle-end/64242
14028 * config/sparc/sparc.md (nonlocal_goto): Restore frame pointer last.
14029 Add frame clobber and schedule blockage.
14031 2019-07-01 Sandra Loosemore <sandra@codesourcery.com>
14033 * doc/invoke.texi (Link Options): Further editorial changes to
14034 -flinker-output docs.
14036 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
14038 * config/rs6000/rs6000.c (rs6000_force_indexed_or_indirect_mem):
14039 Load both operands of a PLUS into registers separately.
14041 2019-07-01 Andreas Krebbel <krebbel@linux.ibm.com>
14043 * config/s390/vector.md: Fix shift count operand printing.
14045 2019-07-01 Richard Sandiford <richard.sandiford@arm.com>
14047 * ira-lives.c (process_bb_node_lives): Use ira_setup_alts.
14049 2019-07-01 Richard Sandiford <richard.sandiford@arm.com>
14051 * ira.c (ira_get_dup_out_num): Don't punt for earlyclobbers.
14052 Use recog_data to test for an output operand.
14054 2019-07-01 Richard Sandiford <richard.sandiford@arm.com>
14056 * ira.c (ira_setup_alts): If any valid alternatives have zero cost,
14057 exclude any others that are disparaged or that are bound to need
14059 (ira_get_dup_out_num): Expand comment.
14061 2019-07-01 Richard Sandiford <richard.sandiford@arm.com>
14063 * ira.c (ira_setup_alts): Use preprocess_constraints to get the
14064 constraint string for each operand/alternative combo. Only handle
14065 '%' at the start of constraint strings, and look for it outside
14068 2019-07-01 Richard Sandiford <richard.sandiford@arm.com>
14070 * ira-int.h (ira_setup_alts, ira_get_dup_out_num): Use
14071 alternative_mask instead of HARD_REG_SET to represent a
14072 bitmask of alternatives.
14073 * ira.c (ira_setup_alts, ira_get_dup_out_num): Likewise.
14074 * ira-conflicts.c (add_insn_allocno_copies): Likewise.
14076 2019-07-01 Martin Liska <mliska@suse.cz>
14078 * edit-context.c (test_applying_fixits_unreadable_file): Do not
14079 use () for a constructor call.
14080 (test_applying_fixits_line_out_of_range): Likewise.
14081 * ggc-page.c (alloc_page): Use (void *) for %p printf format
14083 (free_page): Likewise.
14085 2019-07-01 Vladislav Ivanishin <vlad@ispras.ru>
14087 * gdbhooks.py (GdbPrettyPrinters.add_printer_for_types): Reorder
14088 parameter names to match usage (no functional change).
14089 (GdbPrettyPrinters.add_printer_for_regex): Ditto.
14091 2019-07-01 Richard Biener <rguenther@suse.de>
14093 * tree-ssa-sccvn.c (class pass_fre): Add may_iterate
14095 (pass_fre::execute): Honor it.
14096 * passes.def: Adjust pass_fre invocations to allow iterating,
14097 add non-iterating pass_fre before late threading/dom.
14099 2019-07-01 Richard Biener <rguenther@suse.de>
14101 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Adjust
14102 TARGET_MEM_REF handling to also handle address-taken ones.
14104 2019-07-01 Hongtao Liu <hongtao.liu@intel.com>
14106 * doc/sourcebuild.texi (Effective-Target Keywords, Other
14107 hardware attributes): Document avx512vp2intersect.
14109 2019-06-30 Uroš Bizjak <ubizjak@gmail.com>
14111 * config/i386/sse.md (ssse3_abs<mode>2): Rename from abs<mode>2.
14112 (abs<mode>2): New expander.
14113 * config/i386/i386-builtin.def (__builtin_ia32_pabsb):
14114 Use CODE_FOR_ssse3_absv8qi2.
14115 (__builtin_ia32_pabsw): Use CODE_FOR_ssse3_absv4hi2.
14116 (__builtin_ia32_pabsd): Use CODE_FOR_ssse3_absv2si2.
14118 2019-06-30 Uroš Bizjak <ubizjak@gmail.com>
14120 * config/i386/i386.md (mmx_isa): Rename x64, x64_noavx and x64_avx
14121 to sse, sse_noavx and avx. Update all uses.
14123 2019-06-30 Uroš Bizjak <ubizjak@gmail.com>
14125 * config/i386/mmx.md (sse_movntq): Add "isa" attribute.
14126 (*mmx_<plusminus_insn><mode>3): Ditto.
14127 (*mmx_mulv4hi3"): Ditto.
14128 (*mmx_smulv4hi3_highpart): Ditto.
14129 (*mmx_umulv4hi3_highpart): Ditto.
14130 (*mmx_pmaddwd): Ditto.
14131 (*sse2_umulv1siv1di3): Ditto.
14132 (*mmx_<code>v4hi3): Ditto.
14133 (*mmx_<code>v8qi3): Ditto.
14134 (mmx_ashr<mode>3): Ditto.
14135 ("mmx_<shift_insn><mode>3): Ditto.
14136 (*mmx_eq<mode>3): Ditto.
14137 (mmx_gt<mode>3): Ditto.
14138 (mmx_andnot<mode>3): Ditto.
14139 (*mmx_<code><mode>3): Ditto.
14140 (*mmx_pinsrw): Ditto.
14141 (*mmx_pextrw): Ditto.
14142 (mmx_pshufw_1): Ditto.
14143 (*mmx_uavgv8qi3): Ditto.
14144 (*mmx_uavgv4hi3): Ditto.
14145 ("mmx_psadbw): Ditto.
14146 * config/i386/sse.md (sse_cvtps2pi): Ditto.
14147 (sse_cvttps2pi): Ditto.
14148 (ssse3_pmaddubsw): Ditto.
14149 (*ssse3_pmulhrswv4hi3): Ditto.
14150 (ssse3_psign<mode>3): Ditto.
14152 2019-06-29 Eric Botcazou <ebotcazou@adacore.com>
14154 * expr.c (expand_expr_real_1) <BIT_FIELD_REF>: Apply the big-endian
14155 adjustment for bit-fields to all aggregate types.
14157 2019-06-28 Michael Meissner <meissner@linux.ibm.com>
14159 * config/rs6000/predicates.md (pcrel_address): Use
14160 SYMBOL_REF_LOCAL_P to determine if a label is local.
14161 (pcrel_external_address): New predicate.
14162 (non_prefixed_mem_operand): Delete, predicate not used.
14163 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL_P): Delete, we now use
14164 SYMBOL_REF_LOCAL_P to determine if we can use pc-relative
14166 (SYMBOL_REF_PCREL_P): Likewise.
14169 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Add non-VSX
14171 (floatsi<mode>2_lfiwax_mem): Add non-VSX alternative.
14172 (floatunssi<mode>2_lfiwzx): Add non-VSX alternative.
14173 (floatunssi<mode>2_lfiwzx_mem): Add non-VSX alternative.
14175 2019-06-28 Iain Sandoe <iain@sandoe.co.uk>
14177 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Remove
14178 override on extra_headers.
14180 2019-06-28 Iain Sandoe <iain@sandoe.co.uk>
14182 * config/darwin-c.c (pop_field_alignment): Quote #pragma options.
14183 * config/darwin-driver.c (darwin_default_min_version): Remove newline
14185 (darwin_driver_init): Likewise.
14187 2019-06-28 Jan Beulich <jbeulich@suse.com>
14189 * config/i386/sse.md (vgf2p8affineinvqb_<mode><mask_name>,
14190 vgf2p8affineqb_<mode><mask_name>, vgf2p8mulb_<mode><mask_name>):
14191 Eliminate redundant alternative.
14193 2019-06-28 Jan Beulich <jbeulich@suse.com>
14195 * config/i386/sse.md (vgf2p8affineinvqb_<mode><mask_name>,
14196 vgf2p8affineqb_<mode><mask_name>): Drop % constraint modifier.
14197 Use vector_operand.
14199 2019-06-28 Claudiu Zissulescu <claziss@synopsys.com>
14201 * config/arc/arc.c (arc_rtx_costs): All short instructions are
14202 having a lower cost regardless of the speed option.
14204 2019-06-28 Jan Beulich <jbeulich@suse.com>
14206 * config/i386/sse.md (sse2_cvtpd2pi, sse2_cvttpd2pi): Use
14207 vector_operand plus, on both alternatives, "Bm" constraint.
14209 2019-06-28 Dennis Zhang <dennis.zhang@arm.com>
14211 * config/arm/arm.md: Remove redundant constraints from
14212 define_expand but leave reload_inm and reload_outm patterns
14213 untouched since they need special constraints to work.
14214 * config/arm/arm-fixed.md: Remove redundant constraints from
14216 * config/arm/iwmmxt.md: Likewise.
14217 * config/arm/neon.md: Likewise.
14218 * config/arm/sync.md: Likewise.
14219 * config/arm/thumb1.md: Likewise.
14220 * config/arm/vec-common.md: Likewise.
14222 2019-06-27 Ilia Diachkov <ilia.diachkov@optimitech.com>
14224 * doc/install.texi: Document --disable-tm-clone-registry.
14226 2019-06-27 Jakub Jelinek <jakub@redhat.com>
14229 * gimplify.c (collect_fallthrough_labels): Ignore GIMPLE_PREDICT
14232 PR tree-optimization/91010
14233 * tree-vect-stmts.c (scan_operand_equal_p): If offset1 == offset2,
14234 return true. Otherwise, don't call operand_equal_p if offset1 or
14235 offset2 is NULL and just return false.
14237 2019-06-27 Iain Sandoe <iain@sandoe.co.uk>
14239 * config/rs6000/rs6000.c (darwin_rs6000_override_options): Honour
14240 user-specified float mode choice for kernel mode code.
14242 2019-06-27 Iain Sandoe <iain@sandoe.co.uk>
14244 * config/rs6000/darwin.h (ENDFILE_SPEC): Correct whitespace in the
14247 2019-06-27 Iain Sandoe <iain@sandoe.co.uk>
14249 * config/rs6000/rs6000.c (darwin_rs6000_override_options): Do not
14250 use longcall for 64b code.
14252 2019-06-27 Aaron Sawdey <acsawdey@linux.ibm.com>
14254 * builtins.c (get_memory_rtx): Fix comment.
14255 * optabs.def (movmem_optab): Change to cpymem_optab.
14256 * expr.c (emit_block_move_via_cpymem): Change movmem to cpymem.
14257 (emit_block_move_hints): Change movmem to cpymem.
14258 * defaults.h: Change movmem to cpymem.
14259 * targhooks.c (get_move_ratio): Change movmem to cpymem.
14260 (default_use_by_pieces_infrastructure_p): Ditto.
14261 * config/aarch64/aarch64-protos.h: Change movmem to cpymem.
14262 * config/aarch64/aarch64.c (aarch64_expand_movmem): Change movmem
14264 * config/aarch64/aarch64.h: Change movmem to cpymem.
14265 * config/aarch64/aarch64.md (movmemdi): Change name to cpymemdi.
14266 * config/alpha/alpha.h: Change movmem to cpymem in comment.
14267 * config/alpha/alpha.md (movmemqi, movmemdi, *movmemdi_1): Change
14269 * config/arc/arc-protos.h: Change movmem to cpymem.
14270 * config/arc/arc.c (arc_expand_movmem): Change movmem to cpymem.
14271 * config/arc/arc.h: Change movmem to cpymem in comment.
14272 * config/arc/arc.md (movmemsi): Change movmem to cpymem.
14273 * config/arm/arm-protos.h: Change movmem to cpymem in names.
14274 * config/arm/arm.c (arm_movmemqi_unaligned, arm_gen_movmemqi,
14275 gen_movmem_ldrd_strd, thumb_expand_movmemqi) Change movmem to cpymem.
14276 * config/arm/arm.md (movmemqi): Change movmem to cpymem.
14277 * config/arm/thumb1.md (movmem12b, movmem8b): Change movmem to cpymem.
14278 * config/avr/avr-protos.h: Change movmem to cpymem.
14279 * config/avr/avr.c (avr_adjust_insn_length, avr_emit_movmemhi,
14280 avr_out_movmem): Change movmem to cpymem.
14281 * config/avr/avr.md (movmemhi, movmem_<mode>, movmemx_<mode>):
14282 Change movmem to cpymem.
14283 * config/bfin/bfin-protos.h: Change movmem to cpymem.
14284 * config/bfin/bfin.c (single_move_for_movmem, bfin_expand_movmem):
14285 Change movmem to cpymem.
14286 * config/bfin/bfin.h: Change movmem to cpymem in comment.
14287 * config/bfin/bfin.md (movmemsi): Change name to cpymemsi.
14288 * config/c6x/c6x-protos.h: Change movmem to cpymem.
14289 * config/c6x/c6x.c (c6x_expand_movmem): Change movmem to cpymem.
14290 * config/c6x/c6x.md (movmemsi): Change name to cpymemsi.
14291 * config/frv/frv.md (movmemsi): Change name to cpymemsi.
14292 * config/ft32/ft32.md (movmemsi): Change name to cpymemsi.
14293 * config/h8300/h8300.md (movmemsi): Change name to cpymemsi.
14294 * config/i386/i386-expand.c (expand_set_or_movmem_via_loop,
14295 expand_set_or_movmem_via_rep, expand_movmem_epilogue,
14296 expand_setmem_epilogue_via_loop, expand_set_or_cpymem_prologue,
14297 expand_small_cpymem_or_setmem,
14298 expand_set_or_cpymem_prologue_epilogue_by_misaligned_moves,
14299 expand_set_or_cpymem_constant_prologue,
14300 ix86_expand_set_or_cpymem): Change movmem to cpymem.
14301 * config/i386/i386-protos.h: Change movmem to cpymem.
14302 * config/i386/i386.h: Change movmem to cpymem in comment.
14303 * config/i386/i386.md (movmem<mode>): Change name to cpymem.
14304 (setmem<mode>): Change expansion function name.
14305 * config/lm32/lm32.md (movmemsi): Change name to cpymemsi.
14306 * config/m32c/blkmov.md (movmemhi, movmemhi_bhi_op, movmemhi_bpsi_op,
14307 movmemhi_whi_op, movmemhi_wpsi_op): Change movmem to cpymem.
14308 * config/m32c/m32c-protos.h: Change movmem to cpymem.
14309 * config/m32c/m32c.c (m32c_expand_movmemhi): Change movmem to cpymem.
14310 * config/m32r/m32r.c (m32r_expand_block_move): Change movmem to cpymem.
14311 * config/m32r/m32r.md (movmemsi, movmemsi_internal): Change movmem
14313 * config/mcore/mcore.md (movmemsi): Change name to cpymemsi.
14314 * config/microblaze/microblaze.c: Change movmem to cpymem in comment.
14315 * config/microblaze/microblaze.md (movmemsi): Change name to cpymemsi.
14316 * config/mips/mips.c (mips_use_by_pieces_infrastructure_p):
14317 Change movmem to cpymem.
14318 * config/mips/mips.h: Change movmem to cpymem.
14319 * config/mips/mips.md (movmemsi): Change name to cpymemsi.
14320 * config/nds32/nds32-memory-manipulation.c
14321 (nds32_expand_movmemsi_loop_unknown_size,
14322 nds32_expand_movmemsi_loop_known_size, nds32_expand_movmemsi_loop,
14323 nds32_expand_movmemsi_unroll,
14324 nds32_expand_movmemsi): Change movmem to cpymem.
14325 * config/nds32/nds32-multiple.md (movmemsi): Change name to cpymemsi.
14326 * config/nds32/nds32-protos.h: Change movmem to cpymem.
14327 * config/pa/pa.c (compute_movmem_length): Change movmem to cpymem.
14328 (pa_adjust_insn_length): Change call to compute_movmem_length.
14329 * config/pa/pa.md (movmemsi, movmemsi_prereload, movmemsi_postreload,
14330 movmemdi, movmemdi_prereload,
14331 movmemdi_postreload): Change movmem to cpymem.
14332 * config/pdp11/pdp11.md (movmemhi, movmemhi1,
14333 movmemhi_nocc, UNSPEC_MOVMEM): Change movmem to cpymem.
14334 * config/riscv/riscv.c: Change movmem to cpymem in comment.
14335 * config/riscv/riscv.h: Change movmem to cpymem.
14336 * config/riscv/riscv.md: (movmemsi) Change name to cpymemsi.
14337 * config/rs6000/rs6000.md: (movmemsi) Change name to cpymemsi.
14338 * config/rx/rx.md: (UNSPEC_MOVMEM, movmemsi, rx_movmem): Change
14340 * config/s390/s390-protos.h: Change movmem to cpymem.
14341 * config/s390/s390.c (s390_expand_movmem, s390_expand_setmem,
14342 s390_expand_insv): Change movmem to cpymem.
14343 * config/s390/s390.md (movmem<mode>, movmem_short, *movmem_short,
14344 movmem_long, *movmem_long, *movmem_long_31z): Change movmem to cpymem.
14345 * config/sh/sh.md (movmemsi): Change name to cpymemsi.
14346 * config/sparc/sparc.h: Change movmem to cpymem in comment.
14347 * config/vax/vax-protos.h (vax_output_movmemsi): Remove prototype
14348 for nonexistent function.
14349 * config/vax/vax.h: Change movmem to cpymem in comment.
14350 * config/vax/vax.md (movmemhi, movmemhi1): Change movmem to cpymem.
14351 * config/visium/visium.h: Change movmem to cpymem in comment.
14352 * config/visium/visium.md (movmemsi): Change name to cpymemsi.
14353 * config/xtensa/xtensa.md (movmemsi): Change name to cpymemsi.
14354 * doc/md.texi: Change movmem to cpymem and update description to match.
14355 * doc/rtl.texi: Change movmem to cpymem.
14356 * target.def (use_by_pieces_infrastructure_p): Change movmem to cpymem.
14357 * doc/tm.texi: Regenerate.
14359 2019-06-27 Bill Schmidt <wschmidt@linux.ibm.com>
14361 * config/rs6000/rs6000.c (rs6000_option_override_internal): Enable
14362 -fvariable-expansion-in-unroller by default.
14363 * doc/invoke.texi (-fvariable-expansion-in-unroller): Document new
14366 2019-06-27 David Edelsohn <dje.gcc@gmail.com>
14369 2019-06-26 David Edelsohn <dje.gcc@gmail.com>
14370 * config.gcc (powerpc-ibm-aix*): Define target_gtfiles.
14372 * config.gcc(rs6000-*-*): Define target_gtfiles.
14374 2019-06-27 Jan Hubicka <jh@suse.cz>
14376 * ipa-devirt.c (odr_type_d): Add tbaa_enabled flag.
14377 (add_type_duplicate): When odr hash is not allocated, to nothing.
14378 (odr_based_tbaa_p): New function.
14379 (set_type_canonical_for_odr_type): New function.
14380 * ipa-utils.h (enable_odr_based_tbaa, odr_based_tbaa_p,
14381 set_type_canonical_for_odr_type): New.
14382 * tree.c (gimple_canonical_types_compatible_p): ODR types with
14383 ODR based TBAA are not equivalent to non-ODR types.
14385 2019-06-27 Martin Liska <mliska@suse.cz>
14387 PR tree-optimization/90974
14388 PR rtl-optimization/90975
14389 PR rtl-optimization/90976
14391 PR tree-optimization/91017
14392 * config/i386/i386-expand.c (ix86_expand_rounddf_32): Remove
14394 * lra.c (lra_set_insn_recog_data): Remove a leftover from
14395 initial commit of IRA.
14396 * optabs.c (expand_twoval_binop): Use xop0 and xop1 instead
14398 * tree-vect-loop.c (vect_create_epilog_for_reduction):
14399 Remove unused mode1.
14400 * tree-vect-stmts.c (vectorizable_call): Remove dead assignment
14403 2019-06-27 Jakub Jelinek <jakub@redhat.com>
14406 * config/i386/sse.md (avx_vec_concat<mode>): Use nonimmediate_operand
14407 instead of register_operand for operands[1], add m to its constraints
14408 if operands[2] uses "C" constraint. Ensure in condition that if
14409 operands[2] is not 0, then operands[1] is not a MEM. For last two
14410 alternatives, use unaligned loads instead of aligned if operands[1] is
14411 misaligned_operand.
14413 2019-06-27 Martin Liska <mliska@suse.cz>
14415 * asan.c (asan_emit_allocas_unpoison): Remove obviously
14417 * bt-load.c (move_btr_def): Likewise.
14418 * builtins.c (expand_builtin_apply_args_1): Likewise.
14419 (expand_builtin_apply): Likewise.
14420 * cfgexpand.c (expand_asm_stmt): Likewise.
14421 (construct_init_block): Likewise.
14422 * cfghooks.c (verify_flow_info): Likewise.
14423 * cfgloopmanip.c (remove_path): Likewise.
14424 * cfgrtl.c (rtl_verify_bb_layout): Likewise.
14425 * cgraph.c (cgraph_node::set_pure_flag): Likewise.
14426 * combine.c (simplify_if_then_else): Likewise.
14427 * config/i386/i386.c (ix86_setup_incoming_vararg_bounds): Likewise.
14428 (choose_basereg): Likewise.
14429 (ix86_expand_prologue): Likewise.
14430 (ix86_preferred_output_reload_class): Likewise.
14431 * cselib.c (cselib_record_sets): Likewise.
14432 * df-scan.c (df_scan_alloc): Likewise.
14433 * dojump.c (do_jump_by_parts_greater_rtx): Likewise.
14434 * early-remat.c (early_remat::record_equiv_candidates): Likewise.
14435 * emit-rtl.c (try_split): Likewise.
14436 * graphite-scop-detection.c (assign_parameter_index_in_region):
14438 * ipa-cp.c (cgraph_edge_brings_all_agg_vals_for_node): Likewise.
14439 * ira-color.c (setup_profitable_hard_regs): Likewise.
14440 * ira.c (rtx_moveable_p): Likewise.
14441 * lra-eliminations.c (eliminate_regs_in_insn): Likewise.
14442 * read-rtl.c (read_subst_mapping): Likewise.
14443 * regrename.c (scan_rtx): Likewise.
14444 * reorg.c (fill_slots_from_thread): Likewise.
14445 * tree-inline.c (tree_function_versioning): Likewise.
14446 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
14447 * tree-ssa-sink.c (statement_sink_location): Likewise.
14448 * tree-ssa-threadedge.c (thread_across_edge): Likewise.
14449 * tree-vect-loop.c (vect_get_loop_niters): Likewise.
14450 (vect_create_epilog_for_reduction): Likewise.
14451 * tree.c (build_nonstandard_integer_type): Likewise.
14453 2019-06-27 Richard Biener <rguenther@suse.de>
14455 * tree-ssa-sccvn.c (vn_reference_lookup_3): Encode valueized RHS.
14457 2019-06-27 Jun Ma <JunMa@linux.alibaba.com>
14459 PR tree-optimization/89772
14460 * gimple-fold.c (gimple_fold_builtin_memchr): consider trailing nuls in
14461 out-of-bound accesses checking.
14463 2019-06-27 Martin Liska <mliska@suse.cz>
14465 PR tree-optimization/91014
14466 * tree-ssa-dse.c (initialize_ao_ref_for_dse): Bail out
14467 when LHS is NULL_TREE.
14469 2019-06-27 Martin Liska <mliska@suse.cz>
14471 * symbol-summary.h (traverse): Pass
14472 argument a to the call of callback.
14473 (gt_ggc_mx): Mark arguments as unused.
14474 (gt_pch_nx): Likewise.
14476 2019-06-27 Kewen Lin <linkw@gcc.gnu.org>
14479 * loop-iv.c (find_simple_exit): Call finite_loop_p to update
14482 2019-06-26 Jeff Law <law@redhat.com>
14484 PR tree-optimization/90883
14485 * tree-ssa-dse.c (delete_dead_or_redundant_call): Fix signature.
14486 (delete_dead_or_redundant_assignment): Likewise.
14488 PR tree-optimization/90883
14489 * tree-ssa-alias.c (stmt_kills_ref_p): Handle BUILT_IN_CALLOC.
14490 * tree-ssa-dse.c: Update various comments to distinguish between
14491 dead and redundant stores.
14492 (initialize_ao_ref_for_dse): Handle BUILT_IN_CALLOC.
14493 (dse_optimize_redundant_stores): New function.
14494 (delete_dead_or_redundant_call): Renamed from delete_dead_call.
14495 Distinguish between dead and redundant calls in dump output. All
14497 (delete_dead_or_redundant_assignment): Similarly for assignments.
14498 (dse_optimize_stmt): Handle _CHK variants. For statements which
14499 store 0 into multiple memory locations, try to prove a subsequent
14500 store is redundant.
14502 2019-06-26 Uroš Bizjak <ubizjak@gmail.com>
14505 * config/i386/i386.c (ix86_autovectorize_vector_sizes):
14506 Autovectorize 8-byte vectors for TARGET_MMX_WITH_SSE.
14508 2019-06-26 Iain Sandoe <iain@sandoe.co.uk>
14510 * config/rs6000/rs6000-internal.h (branch_island): New typedef.
14511 (branch_islands): New extern.
14512 * config/rs6000/rs6000-logue.c (macho_branch_islands): Moved from
14513 * config/rs6000/rs6000.c: .. here.
14515 2019-06-26 Iain Sandoe <iain@sandoe.co.uk>
14517 * config.gcc (powerpc*-*-linux*): Move target_gtfiles from here..
14518 (powerpc*-*-*) ... to here.
14520 2019-06-26 Jeff Law <law@redhat.com>
14522 * tree-ssa-dse.c (initialize_ao_ref_for_dse): Handle _chk variants of
14523 memcpy, memmove and memset builtins.
14524 (maybe_trim_memstar_call): Likewise.
14526 2019-06-26 David Edelsohn <dje.gcc@gmail.com>
14528 * config/rs6000/rs6000-logue.c: Add #ifndef TARGET_PROFILE_KERNEL.
14530 2019-06-26 David Edelsohn <dje.gcc@gmail.com>
14532 * config.gcc (powerpc-ibm-aix*): Define target_gtfiles.
14534 2019-06-26 Segher Boessenkool <segher@kernel.crashing.org>
14536 * config/rs6000/rs6000-internal.h (rs6000_keep_leaf_when_profiled): New
14538 * config/rs6000/rs6000-logue.c (rs6000_keep_leaf_when_profiled): Remove
14540 * config/rs6000/rs6000-logue.c (rs6000_keep_leaf_when_profiled): Delete
14543 2019-06-26 Segher Boessenkool <segher@kernel.crashing.org>
14545 * config/rs6000/rs6000.c: Fix previous commit, it missed some changes.
14547 2019-06-26 Richard Biener <rguenther@suse.de>
14550 * tree-inline.c (remap_ssa_name): Copy SSA range info.
14552 2019-06-26 Richard Biener <rguenther@suse.de>
14554 * lto-streamer.h (lto_bitmap_alloc): Remove.
14555 (lto_bitmap_free): Likewise.
14556 * lto-streamer.c (lto_bitmap_alloc): Remove.
14557 (lto_bitmap_free): Likewise.
14558 (lto_obstack): Likewise.
14559 (lto_obstack_initialized): Likewise.
14560 * lto-streamer-out.c (lto_output): Use own obstack for local
14561 bitmap, free it consistently.
14563 2019-06-26 Jakub Jelinek <jakub@redhat.com>
14566 * config/i386/sse.md
14567 (*<extract_type>_vinsert<shuffletype><extract_suf>_0): Use vmovupd,
14568 vmovups, vmovdqu, vmovdqu32 or vmovdqu64 instead of the aligned
14569 insns if operands[2] is misaligned_operand.
14571 2019-06-26 Li Jia He <helijia@linux.ibm.com>
14573 * config/rs6000/rs6000.h (TARGET_MADDLD): Remove the restriction of
14575 * config/rs6000/rs6000.md (maddld): Change maddld match_operand from DI
14578 2019-06-26 Segher Boessenkool <segher@kernel.crashing.org>
14580 * doc/invoke.texi (Warning Options): Fix some @opindex syntax.
14582 2019-06-26 Martin Liska <mliska@suse.cz>
14584 PR tree-optimization/90973
14585 * tree-vect-loop.c (vect_get_known_peeling_cost): Use
14586 epilogue_cost_vec instead of prologue_cost_vec for
14589 2019-06-26 Martin Liska <mliska@suse.cz>
14591 * bb-reorder.c (connect_better_edge_p): Add missing else
14592 statement in the middle of if-else statements.
14594 2019-06-25 Hongtao Liu <hongtao.liu@intel.com>
14595 H.J. Lu <hongjiu.lu@intel.com>
14596 Olga Makhotina <olga.makhotina@intel.com>
14598 * common/config/i386/i386-common.c
14599 (OPTION_MASK_ISA_AVX512VP2INTERSECT_SET,
14600 OPTION_MASK_ISA_AVX512VP2INTERSECT_UNSET): New macros.
14601 (OPTION_MASK_ISA2_AVX512F_UNSET): Add
14602 OPTION_MASK_ISA_AVX512VP2INTERSECT_UNSET.
14603 (ix86_handle_option): Handle -mavx512vp2intersect.
14604 * config/i386/avx512vp2intersectintrin.h: New.
14605 * config/i386/avx512vp2intersectvlintrin.h: New.
14606 * config/i386/cpuid.h (bit_AVX512VP2INTERSECT): New.
14607 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
14608 AVX512VP2INTERSECT.
14609 * config/i386/i386-builtin-types.def: Add new types.
14610 * config/i386/i386-builtin.def: Add new builtins.
14611 * config/i386/i386-builtins.c: (enum processor_features): Add
14612 F_AVX512VP2INTERSECT.
14613 (static const _isa_names_table isa_names_table): Ditto.
14614 * config/i386/i386-c.c (ix86_target_macros_internal): Define
14615 __AVX512VP2INTERSECT__.
14616 * config/i386/i386-expand.c (ix86_expand_builtin): Expand
14617 IX86_BUILTIN_2INTERSECTD512, IX86_BUILTIN_2INTERSECTQ512,
14618 IX86_BUILTIN_2INTERSECTD256, IX86_BUILTIN_2INTERSECTQ256,
14619 IX86_BUILTIN_2INTERSECTD128, IX86_BUILTIN_2INTERSECTQ128.
14620 * config/i386/i386-modes.def (P2QI, P2HI): New modes.
14621 * config/i386/i386-options.c (ix86_target_string): Add
14622 -mavx512vp2intersect.
14623 (ix86_option_override_internal): Handle AVX512VP2INTERSECT.
14624 * config/i386/i386.c (ix86_hard_regno_nregs): Allocate two regs for
14625 P2HImode and P2QImode.
14626 (ix86_hard_regno_mode_ok): Register pair only starts at even hardreg
14627 number for P2QImode and P2HImode.
14628 (ix86_regmode_natural_size): New function.
14629 * config/i386/i386.h (TARGET_AVX512VP2INTERSECT,
14630 TARGET_AVX512VP2INTERSECT_P, PTA_AVX512VP2INTERSECT
14631 REGMODE_NATURAL_SIZE, MASK_PAIR_REGNO_P): New.
14632 * config/i386/i386-protos.h (ix86_regmode_natural_size): Declare
14633 * config/i386/i386.opt: Add -mavx512vp2intersect.
14634 * config/i386/immintrin.h: Include avx512vp2intersectintrin.h and
14635 avx512vp2intersectvlintrin.h.
14636 * config/i386/sse.md (define_c_enum "unspec"): Add UNSPEC_VP2INTERSECT.
14637 (define_mode_iterator VI48_AVX512VP2VL): New.
14638 (avx512vp2intersect_2intersect<mode>,
14639 avx512vp2intersect_2intersectv16si): New define_insn patterns.
14640 * config.gcc: Add avx512vp2intersectvlintrin.h and
14641 avx512vp2intersectintrin.h to extra_headers.
14642 * doc/invoke.texi: Document -mavx512vp2intersect.
14644 2019-06-25 Iain Sandoe <iain@sandoe.co.uk>
14646 * config/rs6000/darwin.h (ENDFILE_SPEC): New.
14648 2019-06-25 Bill Seurer <seurer@linux.vnet.ibm.com>
14650 * config/rs6000/rs6000.c (stack_info, rs6000_pic_labelno,
14651 savres_routine_syms, savres_routine_name, morestack_ref,
14652 rs6000_init_machine_status, save_reg_p, first_reg_to_save,
14653 first_fp_reg_to_save, first_altivec_reg_to_save, compute_vrsave_mask,
14654 compute_save_world_info, is_altivec_return_reg, fixed_reg_p,
14655 rs6000_savres_strategy, rs6000_stack_info, debug_stack_info,
14656 rs6000_return_addr, rs6000_decl_ok_for_sibcall,
14657 rs6000_function_ok_for_sibcall, rs6000_ra_ever_killed,
14658 rs6000_emit_load_toc_table, rs6000_emit_eh_reg_restore, uses_TOC,
14659 create_TOC_reference, rs6000_aix_asm_output_dwarf_table_ref,
14660 rs6000_emit_stack_tie, rs6000_emit_allocate_stack_1,
14661 get_stack_clash_protection_probe_interval,
14662 get_stack_clash_protection_guard_size,
14663 rs6000_emit_probe_stack_range_stack_clash, rs6000_emit_allocate_stack,
14664 rs6000_emit_probe_stack_range, output_probe_stack_range_1,
14665 interesting_frame_related_regno, output_probe_stack_range_stack_clash,
14666 output_probe_stack_range, rs6000_frame_related, generate_set_vrsave,
14667 gen_frame_set, gen_frame_load, gen_frame_store, emit_frame_save,
14668 gen_frame_mem_offset, rs6000_savres_routine_name,
14669 rs6000_savres_routine_sym, rs6000_emit_stack_reset,
14670 ptr_regno_for_savres, rs6000_emit_savres_rtx,
14671 rs6000_emit_prologue_move_from_cr, split_stack_arg_pointer_used_p,
14672 rs6000_global_entry_point_prologue_needed_p,
14673 rs6000_get_separate_components, rs6000_components_for_bb,
14674 rs6000_disqualify_components, rs6000_emit_prologue_components,
14675 rs6000_emit_epilogue_components, rs6000_set_handled_components,
14676 emit_vrsave_prologue, emit_split_stack_prologue, rs6000_emit_prologue,
14677 rs6000_output_savres_externs, rs6000_output_function_prologue,
14678 rs6000_keep_leaf_when_profiled, load_cr_save, restore_saved_cr,
14679 load_lr_save, restore_saved_lr, add_crlr_cfa_restore,
14680 offset_below_red_zone_p, emit_cfa_restores, rs6000_emit_epilogue,
14681 rs6000_output_function_epilogue, gen_add3_const,
14682 rs6000_expand_split_stack_prologue, rs6000_live_on_entry,
14683 rs6000_split_stack_space_check, rs6000_save_toc_in_prologue_p): Moved
14685 (machine_function): Moved to rs6000.h.
14686 (rs6000_stack_t, ALTIVEC_REG_BIT, quad_address_offset_p) Moved to
14688 * config/rs6000/rs6000-logue.c(stack_info, rs6000_pic_labelno,
14689 savres_routine_syms, savres_routine_name, morestack_ref,
14690 rs6000_init_machine_status, save_reg_p, first_reg_to_save,
14691 first_fp_reg_to_save, first_altivec_reg_to_save, compute_vrsave_mask,
14692 compute_save_world_info, is_altivec_return_reg, fixed_reg_p,
14693 rs6000_savres_strategy, rs6000_stack_info, debug_stack_info,
14694 rs6000_return_addr, rs6000_decl_ok_for_sibcall,
14695 rs6000_function_ok_for_sibcall, rs6000_ra_ever_killed,
14696 rs6000_emit_load_toc_table, rs6000_emit_eh_reg_restore, uses_TOC,
14697 create_TOC_reference, rs6000_aix_asm_output_dwarf_table_ref,
14698 rs6000_emit_stack_tie, rs6000_emit_allocate_stack_1,
14699 get_stack_clash_protection_probe_interval,
14700 get_stack_clash_protection_guard_size,
14701 rs6000_emit_probe_stack_range_stack_clash, rs6000_emit_allocate_stack,
14702 rs6000_emit_probe_stack_range, output_probe_stack_range_1,
14703 interesting_frame_related_regno, output_probe_stack_range_stack_clash,
14704 output_probe_stack_range, rs6000_frame_related, generate_set_vrsave,
14705 gen_frame_set, gen_frame_load, gen_frame_store, emit_frame_save,
14706 gen_frame_mem_offset, rs6000_savres_routine_name,
14707 rs6000_savres_routine_sym, rs6000_emit_stack_reset,
14708 ptr_regno_for_savres, rs6000_emit_savres_rtx,
14709 rs6000_emit_prologue_move_from_cr, split_stack_arg_pointer_used_p,
14710 rs6000_global_entry_point_prologue_needed_p,
14711 rs6000_get_separate_components, rs6000_components_for_bb,
14712 rs6000_disqualify_components, rs6000_emit_prologue_components,
14713 rs6000_emit_epilogue_components, rs6000_set_handled_components,
14714 emit_vrsave_prologue, emit_split_stack_prologue, rs6000_emit_prologue,
14715 rs6000_output_savres_externs, rs6000_output_function_prologue,
14716 rs6000_keep_leaf_when_profiled, load_cr_save, restore_saved_cr,
14717 load_lr_save, restore_saved_lr, add_crlr_cfa_restore,
14718 offset_below_red_zone_p, emit_cfa_restores, rs6000_emit_epilogue,
14719 rs6000_output_function_epilogue, gen_add3_const,
14720 rs6000_expand_split_stack_prologue, rs6000_live_on_entry,
14721 rs6000_split_stack_space_check, rs6000_save_toc_in_prologue_p): Moved
14722 to here from rs6000.c.
14723 * config/rs6000/rs6000.h (machine_function): Moved to here from rs6000.c.
14724 * config/rs6000/rs6000-internal.h: (rs6000_stack_t, ALTIVEC_REG_BIT,
14725 quad_address_offset_p) Moved to here from rs6000.c.
14726 * config/rs6000/t-rs6000: Add new source file rs6000-logue.c.
14727 * config/config.gcc: Add new source file rs6000-logue.c to garbage
14730 2019-06-25 Martin Liska <mliska@suse.cz>
14732 * hash-table.c (hashtab_chk_error): Move here from ...
14733 * hash-table.h (hashtab_chk_error): ... here.
14735 2019-06-25 Martin Liska <mliska@suse.cz>
14737 PR tree-optimization/90978
14738 * df-scan.c (df_update_entry_block_defs): Remove dead else
14740 (df_update_exit_block_uses): Likewise.
14742 2019-06-25 Kwok Cheung Yeung <kcy@codesourcery.com>
14743 Andrew Stubbs <ams@codesourcery.com>
14745 * config.gcc (thread_file): Set to gcn for AMD GCN.
14746 * config/gcn/gcn.c (gcn_emutls_var_init): New function.
14747 (TARGET_EMUTLS_VAR_INIT): New hook.
14749 2019-06-25 Martin Jambor <mjambor@suse.cz>
14752 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove assert.
14754 2019-06-25 Richard Biener <rguenther@suse.de>
14756 PR tree-optimization/90930
14757 * tree-ssa-reassoc.c (reassociate_bb): Only rewrite expression
14758 into parallel form in the last pass instance.
14760 2019-06-25 Claudiu Zissulescu <claziss@synopsys.com>
14762 * config/arc/arc.c (arc_symbol_binds_local_p): New function.
14763 (arc_legitimize_pic_address): Simplify and cleanup the function.
14764 (SYMBOLIC_CONST): Remove.
14765 (prepare_pic_move): Likewise.
14766 (prepare_move_operands): Handle complex mov cases here.
14767 (arc_legitimize_address_0): Remove call to
14768 arc_legitimize_pic_address.
14769 (arc_legitimize_address): Remove call to
14770 arc_legitimize_tls_address.
14771 * config/arc/arc.md (movqi_insn): Allow Cm3 match.
14772 (movhi_insn): Likewise.
14774 2019-06-25 Jozef Lawrynowicz <jozef.l@mittosystems.com>
14776 * config/msp430/msp430.h: Use __int20__ for SIZE_TYPE and
14778 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Accept "__intN__"
14779 format of "__intN" types for UINTMAX_TYPE.
14780 * stor-layout.c (initialize_sizetypes): Accept "__intN__"
14781 format of "__intN" types for SIZETYPE.
14782 * tree.c (build_common_tree_nodes): Accept "__intN__"
14783 format of "__intN" types for SIZE_TYPE and PTRDIFF_TYPE.
14784 * doc/invoke.texi: Document that __intN__ disables pedantic
14787 2019-06-25 Jan Hubicka <jh@suse.cz>
14789 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Check that
14790 base2_alias_set is non-zero before doing TBAA based disambiguation.
14792 2019-06-25 Martin Liska <mliska@suse.cz>
14794 PR tree-optimization/90973
14795 * tree-vect-loop.c (vect_get_known_peeling_cost): Sum retval
14796 of prologue and epilogue.
14798 2019-06-24 Jan Hubicka <jh@suse.cz>
14800 * ipa-utils.h (type_with_linkage_p): Verify that type is
14802 (odr_type_p): Remove extra return.
14803 * lto-streamer-out.c (hash_tree): Hash TYPE_CXX_ODR_P;
14804 hash STRING_FLAG only for arrays and integers.
14805 * tree-stremaer-in.c (unpack_ts_type_common_value_fields):
14806 Update analogously.
14807 * tree-streamer-out.c (pack_ts_type_common_value_fields):
14809 * print-tree.c (print_node): Print cxx-odr-p
14811 * tree.c (need_assembler_name_p): Also check that type
14813 (verify_type_variant): Update verification of SRING_FLAG;
14814 also check CXX_ODR_P.
14815 * tree.h (ARRAY_OR_INTEGER_TYPE_CHECK): New macro.
14816 (TYPE_STRING_FLAG): Use it.
14817 (TYPE_CXX_ODR_P): New macro.
14818 * dwarf2out.c (gen_array_type_die): First check that type
14819 is an array and then test string flag.
14821 2019-06-24 Richard Biener <rguenther@suse.de>
14823 PR tree-optimization/90972
14824 * tree-vect-stmts.c (vect_init_vector): Handle CONSTANT_CLASS_P
14825 in common code, dealing with STRING_CST properly.
14827 2019-06-24 Richard Biener <rguenther@suse.de>
14829 PR tree-optimization/90930
14830 PR tree-optimization/90316
14831 * tree-ssa-alias.c (walk_non_aliased_vuses): Add missing
14832 decrement of limit.
14834 2019-06-24 Martin Sebor <msebor@redhat.com>
14836 * tree-pretty-print.h: Remove unnecessary punctuation characters
14838 * tree-ssa.c (release_defs_bitset): Correct preprocessor conditional.
14840 2019-06-24 Jonathan Wakely <jwakely@redhat.com>
14842 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG, LDBL_DECIMAL_DIG)
14843 (FLT_HAS_SUBNORM, DBL_HAS_SUBNORM, LDBL_HAS_SUBNORM, FLT_TRUE_MIN)
14844 (DBL_TRUE_MIN, LDBL_TRUE_MIN): Also define for C++17.
14846 2019-06-23 Iain Sandoe <iain@sandoe.co.uk>
14848 * config/rs6000/darwin.h: Handle GCC target pragma.
14850 2019-06-23 Iain Sandoe <iain@sandoe.co.uk>
14852 * config/rs6000/darwin.h: (__PPC__, __PPC64__): New.
14854 2019-06-22 Jeff Law <law@redhat.com>
14856 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Remove.
14858 2019-06-22 Jan Hubicka <jh@suse.cz>
14860 * tree-ssa-alias.c (nonoverlapping_component_refs_p): Do not
14861 give up on bitfields; continue searching for different refs
14864 2019-06-21 Jakub Jelinek <jakub@redhat.com>
14866 * tree-vect-data-refs.c (vect_find_stmt_data_reference): Handle
14867 even zero DR_OFFSET, but DR_BASE_ADDRESS of POINTER_PLUS_EXPR
14868 containing the offset as possible simd lane access. Look through
14869 widening conversion. Move the
14870 TREE_CODE (DR_INIT (newdr)) == INTEGER_CST test earlier and reindent.
14872 2019-06-21 Richard Biener <rguenther@suse.de>
14874 PR tree-optimization/90930
14875 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Set visited
14876 flag on new stmts to avoid re-processing them.
14878 2019-06-21 Matthew Beliveau <mbelivea@redhat.com>
14880 PR c++/90875 - added -Wswitch-outside-range option
14881 * doc/invoke.texi (Wswitch-outside-range): Document.
14883 2019-06-21 Jeff Law <law@redhat.com>
14885 PR tree-optimization/90949
14886 * tree-ssa-copy.c (fini_copy_prop): Use reset_flow_sensitive_info.
14887 * tree-ssanames.c (reset_flow_sensitive_info): Reset non-null state.
14889 2019-06-21 Richard Biener <rguenther@suse.de>
14892 * dwarf2out.c (prune_unused_types_walk): Always consider
14893 function-local extern declarations as used.
14895 2019-06-21 Richard Biener <rguenther@suse.de>
14897 PR tree-optimization/90913
14898 * tree-vect-loop-manip.c (vect_loop_versioning): Do not re-use
14899 the scalar variant of if-conversion versioning.
14901 2019-06-21 Jakub Jelinek <jakub@redhat.com>
14903 * omp-low.c (lower_rec_simd_input_clauses): Add rvar2 argument,
14904 create another "omp scan inscan exclusive" array if
14905 !ctx->scan_inclusive.
14906 (lower_rec_input_clauses): Handle exclusive scan inscan reductions.
14907 (lower_omp_scan): Likewise.
14908 * tree-vectorizer.h (struct _stmt_vec_info): Use 3-bit instead of
14909 2-bit bitfield for simd_lane_access_p member.
14910 * tree-vect-data-refs.c (vect_analyze_data_refs): Also handle
14911 aux == (void *)-4 as simd lane access.
14912 * tree-vect-stmts.c (check_scan_store): Handle exclusive scan. Update
14913 comment with permutations to show the canonical permutation order.
14914 (vectorizable_scan_store): Handle exclusive scan.
14915 (vectorizable_store): Call vectorizable_scan_store even for
14916 STMT_VINFO_SIMD_LANE_ACCESS_P > 3.
14918 * tree-vect-data-refs.c (vect_find_stmt_data_reference): Handle
14919 "omp simd array" arrays with one byte elements.
14921 2019-06-20 Uroš Bizjak <ubizjak@gmail.com>
14923 * config/alpha/alpha.md (@unaligned_store<mode>):
14924 Rename from unaligned_store<mode>.
14925 (@reload_in<mode>_aligned): Rename from reload_in<mode>_aligned.
14926 * config/alpha/sync.md (@load_locked_<mode>): Rename
14927 from load_locked_<mode>.
14928 (@store_conditional_<mode>): Rename from store_conditional_<mode>.
14929 (@atomic_compare_and_swap<mode>_1): Rename
14930 from atomic_compare_and_swap<mode>_1.
14931 (@atomic_exchange<mode>_1): Rename from atomic_exchange<mode>_1.
14932 * config/alpha/alpha.c (alpha_expand_mov_nobwx):
14933 Use gen_reload_in_aligned and gen_unaligned_store.
14934 (emit_load_locked): Remove.
14935 (emit_store_conditional): Ditto.
14936 (alpha_split_atomic_op): Use gen_load_locked and gen_store_conditional.
14937 (alpha_split_compare_and_swap): Ditto.
14938 (alpha_expand_compare_and_swap_12): Use gen_atomic_compare_and_swap_1.
14939 (alpha_split_compare_and_swap_12): Use gen_load_locked
14940 and gen_store_conditional.
14941 (alpha_split_atomic_exchange): Ditto.
14942 (alpha_expand_atomic_exchange_12): Use gen_atomic_exchange_1.
14943 (alpha_split_atomic_exchange_12): Use gen_load_locked
14944 and gen_store_conditional.
14946 2019-06-20 Richard Earnshaw <rearnsha@arm.com>
14948 * config/aarch64/aarch64-errata.h: New file.
14949 * config/aarch64/aarch64-elf-raw.h (CA53_ERR_835769_SPEC): Delete.
14950 (CA53_ERR_843419_SPEC): Delete.
14951 (LINK_SPEC): Use AARCH64_ERRATA_LINK_SPEC instead of above.
14952 * config/aarch64/aarch64-linux.h: Likewise.
14953 * config/aarch64/aarch64-netbsd.h: Likewise.
14954 * config/aarch64/aarch64-freebsd.h: Likewise.
14956 2019-06-20 Marek Polacek <polacek@redhat.com>
14958 * config/sh/sh.c (sh2a_function_vector_p): Use get_attribute_name.
14960 2019-06-20 Michael Meissner <meissner@linux.ibm.com>
14962 * config/rs6000/rs6000.md (isa attribute): Add support for
14963 for a future processor.
14965 2019-06-20 H.J. Lu <hongjiu.lu@intel.com>
14968 * config/i386/i386-expand.c (ix86_expand_vector_set): Generate
14969 standard scalar operation pattern for V2DF.
14970 * config/i386/sse.md (*<sse>_vm<plusminus_insn><mode>3): New.
14971 (*<sse>_vm<multdiv_mnemonic><mode>3): Likewise.
14972 (*ieee_<ieee_maxmin><mode>3): Likewise.
14973 (vec_setv2df_0): Likewise.
14975 2019-06-20 Jan Hubicka <jh@suse.cz>
14977 * tree-ssa-alias.c (aliasing_component_refs_p): Remove ref2_is_decl
14978 parameter; it has no use in gimple memory model.
14979 (indirect_ref_may_alias_decl_p): Update.
14981 2019-06-20 Martin Liska <mliska@suse.cz>
14983 * params.def (PARAM_HASH_TABLE_VERIFICATION_LIMIT): Decrease
14986 2019-06-20 Jakub Jelinek <jakub@redhat.com>
14988 * tree-vect-stmts.c (enum scan_store_kind): New type.
14989 (scan_store_can_perm_p): Change last argument from int * to
14990 vec<enum scan_store_kind> *, record precisely which permutations
14991 need whole vector left shift or that plus VEC_COND_EXPR.
14992 (vectorizable_scan_store): Adjust caller, use whole vector left shift
14993 and additional VEC_COND_EXPR only for those iterations that need it.
14995 2019-06-20 Alexandre Oliva <oliva@adacore.com>
14997 * config.gcc: Fix ARM --with-fpu checking and error message.
14999 2019-06-19 Marek Polacek <polacek@redhat.com>
15001 PR c++/60364 - noreturn after first decl not diagnosed.
15002 * attribs.c (get_attribute_namespace): No longer static.
15003 (decl_attributes): Avoid shadowing. Preserve the C++11 form for C++11
15005 (attr_noreturn_exclusions): Make it extern.
15006 * attribs.h (get_attribute_namespace): Declare.
15007 * tree-inline.c (function_attribute_inlinable_p): Use
15008 get_attribute_name.
15010 2019-06-19 Martin Sebor <msebor@redhat.com>
15012 PR tree-optimization/90626
15013 * tree-ssa-strlen.c (strxcmp_unequal): Fix typos.
15015 PR tree-optimization/90626
15016 * tree-ssa-strlen.c (strxcmp_unequal): New function.
15017 (handle_builtin_string_cmp): Call it.
15019 2019-06-19 Iain Sandoe <iain@sandoe.co.uk>
15021 * config/darwin.h (DRIVER_SELF_SPECS): Add RDYNAMIC, DARWIN_PIE_SPEC
15022 and DARWIN_NOPIE_SPEC.
15023 (RDYNAMIC): New, modified from DARWIN_EXPORT_DYNAMIC.
15024 (DARWIN_PIE_SPEC): Collate from darwin.h and darwin9.h.
15025 (DARWIN_NOPIE_SPEC): Collate from darwin10.h.
15026 (DARWIN_NOCOMPACT_UNWIND): New from darwin10.h
15027 (DARWIN_EXPORT_DYNAMIC): Delete.
15028 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Move no_compact_unwind
15029 and pie options processing to darwin.h.
15030 * config/darwin9.h (DARWIN_PIE_SPEC): Move pie processing to darwin.h
15032 2019-06-19 Iain Sandoe <iain@sandoe.co.uk>
15034 * config/darwin-driver.c (darwin_driver_init): Fix off-by-one errors
15035 in computing the number of options to be moved.
15037 2019-06-19 Maya Rashish <coypu@sdf.org>
15039 * config/arm/netbsd-elf.h (SYSARCH_ARM_SYNC_ICACHE): New definition.
15040 (CLEAR_INSN_CACHE) Use it.
15042 2019-06-19 Uroš Bizjak <ubizjak@gmail.com>
15044 * config/i386/i386.md (cmpstrnsi): Remove dead code.
15046 2019-06-19 Wilco Dijkstra <wdijkstr@arm.com>
15048 PR middle-end/84521
15049 * builtins.c (expand_builtin_setjmp_setup): Save
15050 hard_frame_pointer_rtx.
15051 (expand_builtin_setjmp_receiver): Do not emit sfp = fp move since we
15053 * function.c (expand_function_start): Save hard_frame_pointer_rtx for
15055 * lra-eliminations.c (eliminate_regs_in_insn): Remove sfp = fp
15057 (remove_reg_equal_offset_note): Remove unused function.
15058 * reload1.c (eliminate_regs_in_insn): Remove sfp = hfp elimination
15060 * config/arc/arc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Remove.
15061 (arc_builtin_setjmp_frame_value): Remove function.
15062 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Remove.
15063 (avr_builtin_setjmp_frame_value): Remove function.
15064 * config/i386/i386.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Remove.
15065 (ix86_builtin_setjmp_frame_value): Remove function.
15066 * config/pa/pa.md (nonlocal_goto): Remove FP adjustment.
15067 * config/sparc/sparc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Remove.
15068 (sparc_builtin_setjmp_frame_value): Remove function.
15069 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Remove.
15070 (vax_builtin_setjmp_frame_value): Remove function.
15071 * config/xtensa/xtensa.c (xtensa_frame_pointer_required): Force frame
15072 pointer if has_nonlocal_label.
15074 2019-06-19 Jakub Jelinek <jakub@redhat.com>
15076 * doc/md.texi: Document vec_shl_<mode> pattern.
15077 * optabs.def (vec_shl_optab): New optab.
15078 * optabs.c (shift_amt_for_vec_perm_mask): Add shift_optab
15079 argument, if == vec_shl_optab, check for left whole vector shift
15080 pattern rather than right shift.
15081 (expand_vec_perm_const): Add vec_shl_optab support.
15082 * optabs-query.c (can_vec_perm_var_p): Mention also vec_shl optab
15084 * tree-vect-generic.c (lower_vec_perm): Support permutations which
15085 can be handled by vec_shl_optab.
15086 * tree-vect-stmts.c (scan_store_can_perm_p): New function.
15087 (check_scan_store): Use it.
15088 (vectorizable_scan_store): If target can't do normal permutations,
15089 try to use whole vector left shifts and if needed a VEC_COND_EXPR
15091 * config/i386/sse.md (vec_shl_<mode>): New expander.
15093 * omp-low.c (lower_rec_input_clauses): Handle references properly
15095 (lower_omp_scan): Likewise.
15097 2019-06-19 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
15099 * tree-ssa-address.c (preferred_mem_scale_factor): Handle when
15100 mem_mode is BLKmode.
15102 2019-06-18 Max Filippov <jcmvbkbc@gmail.com>
15105 * config/xtensa/xtensa.c (xtensa_expand_prologue): Add stack
15106 pointer adjustment for the case of no callee-saved registers and
15107 stack frame bigger than 128 bytes.
15109 2019-06-18 Thomas Schwinge <thomas@codesourcery.com>
15111 PR middle-end/90862
15112 * omp-low.c (check_omp_nesting_restrictions): Handle
15113 GF_OMP_TARGET_KIND_OACC_DECLARE.
15115 2019-06-18 Uroš Bizjak <ubizjak@gmail.com>
15117 * config/i386/i386.md (@cmp<mode>_1): Rename from cmp<mode>_1.
15118 (@add<mode>3_carry): Rename from add<mode>3_carry.
15119 (@sub<mode>3_carry_ccc): Rename from sub<mode>3_carry_ccc.
15120 (@sub<mode>3_carry_ccgz): Rename form sub<mode>3_carry_ccgz.
15121 (@copysign<mode>3_const): Rename from copysign<mode>3_const.
15122 (@copysign<mode>3_var): Rename from copysign<mode>3_var.
15123 (@xorsign<mode>3_1): Rename from xorsign<mode>3_1.
15124 (@x86_shift<mode>_adj_1): Rename from x86_shift<mode>_adj_1.
15125 (@x86_shift<mode>_adj_2): Rename from x86_shift<mode>_adj_2.
15126 (@x86_shift<mode>_adj_3): Rename from x86_shift<mode>_adj_3.
15127 (cmpstrnsi): Use gen_cmp_1.
15128 (lwp_slwpcb): Use gen_lwp_slwpcb_1.
15129 (@lwp_slwpcb<mode>_1): Rename from lwp_slwpcb<mode>_1.
15130 (@umonitor_<mode>): Rename from umonitor_<mode>.
15131 * config/i386/i386-expand.c (ix86_expand_copysign):
15132 Use gen_copysign3_const and gen_copysign3_var.
15133 (ix86_expand_xorsign): Use gen_xorsign3_1.
15134 (ix86_expand_branch): Use gen_sub3_carry_ccc,
15135 gen_sub3_carry_ccgz and gen_cmp1.
15136 (ix86_expand_int_addcc): Use gen_sub3_carry and gen_add3_carry.
15137 (ix86_split_ashl): Use gen_x86_shift_adj_1 and gen_x86_shift_adj_2.
15138 (ix86_split_ashr): Use gen_x86_shift_adj_1 and gen_x86_shift_adj_3.
15139 (ix86_split_lshr): Ditto.
15140 (ix86_expand_builtin) <case IX86_BUILTIN_UMONITOR>: Use gen_umonitor.
15142 2019-06-18 Jason Merrill <jason@redhat.com>
15144 * tree.c (build_constructor): Add MEM_STAT_DECL.
15146 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
15148 * config/aarch64/aarch64-modes.def (CC_NZC): New CC_MODE.
15149 * config/aarch64/aarch64-sve.md (*<optab><mode>3_cc)
15150 (ptest_ptrue<mode>, while_ult<GPI:mode><PRED_ALL:mode>)
15151 (*while_ult<GPI:mode><PRED_ALL:mode>_cc, *cmp<cmp_op><mode>)
15152 (*cmp<cmp_op><mode>_ptest, *cmp<cmp_op><mode>_cc)
15153 (*pred_cmp<cmp_op><mode>_combine, *pred_cmp<cmp_op><mode>)
15154 (vec_cmp<mode><vpred>, vec_cmpu<mode><vpred>, cbranch<mode>4):
15155 Use CC_NZC instead of CC.
15156 * config/aarch64/aarch64.md (condjump): Print a '.' in SVE conditions.
15157 * config/aarch64/aarch64.c (aarch64_sve_condition_codes): New variable.
15158 (aarch64_print_operand): Handle E_CC_NZCmode.
15159 (aarch64_emit_sve_ptrue_op_cc): Use gen_set_clobber_cc_nzc instead
15160 of gen_set_clobber_cc.
15162 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
15164 * config/aarch64/aarch64-sve.md: Tabify file.
15166 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
15168 * config/aarch64/aarch64-protos.h (aarch64_pfalse_reg): Declare.
15169 * config/aarch64/aarch64.c (aarch64_pfalse_reg): New function.
15170 * config/aarch64/aarch64-sve.md: Use it.
15172 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
15174 * config/aarch64/aarch64-protos.h (aarch64_ptrue_reg): Declare.
15175 * config/aarch64/aarch64.c (aarch64_ptrue_reg): New functions.
15176 (aarch64_expand_sve_widened_duplicate, aarch64_expand_sve_mem_move)
15177 (aarch64_maybe_expand_sve_subreg_move, aarch64_evpc_rev_local)
15178 (aarch64_expand_sve_vec_cmp_int): Use it.
15179 (aarch64_expand_sve_vec_cmp_float): Likewise.
15180 * config/aarch64/aarch64-sve.md: Likewise throughout.
15182 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
15183 Kugan Vivekanandarajah <kuganv@linaro.org>
15185 * config/aarch64/aarch64-sve.md (*cond_<optab><mode>_0): Delete.
15186 (*cond_<optab><mode>_z): Fold into...
15187 (*cond_<optab><mode>_any): ...here. Also handle cases in which
15188 operand 4 can be tied to operand 0 (either inherently or via RA).
15190 2019-06-18 Richard Biener <rguenther@suse.de>
15193 * cfgexpand.c (expand_debug_expr): Treat NOTE_P DECL_RTL
15194 as if optimized away.
15196 2019-06-18 Tom de Vries <tdevries@suse.de>
15198 * config/nvptx/nvptx-protos.h (gen_set_softstack_insn): Remove.
15199 * config/nvptx/nvptx.c (gen_set_softstack_insn): Remove.
15200 * config/nvptx/nvptx.md (define_insn "set_softstack_<mode>"):
15202 (define_insn "@set_softstack_<mode>"): ... this.
15203 (define_insn "omp_simt_enter_<mode>"): Rename to ...
15204 (define_insn "@omp_simt_enter_<mode>"): ... this.
15205 (define_insn "omp_simt_exit_<mode>"): Rename to ...
15206 (define_insn "@omp_simt_exit_<mode>"): ... this.
15208 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
15210 * tree-vect-loop-manip.c (vect_set_loop_masks_directly): Remove
15211 vf parameter. Restore the previous iv step of nscalars_step,
15212 but give it iv_type rather than compare_type. Tweak code order
15213 to match the comments.
15214 (vect_set_loop_condition_masked): Update accordingly.
15215 * tree-vect-loop.c (vect_verify_full_masking): Use "unsigned int"
15216 for iv_precision. Tweak comment formatting.
15218 2019-06-18 Iain Sandoe <iain@sandoe.co.uk>
15220 * config/darwin.c: Strip trailing whitespace.
15222 2019-06-18 Iain Sandoe <iain@sandoe.co.uk>
15224 * config/darwin.c (darwin_emit_unwind_label): New default to false.
15225 (darwin_override_options): Set darwin_emit_unwind_label as needed.
15227 2019-06-18 Martin Jambor <mjambor@suse.cz>
15230 * ipa-cp.c (ignore_edge_p): Do not ignore edges when only the
15231 caller does not have flag_ipa_cp set.
15233 2019-06-18 Alejandro Martinez <alejandro.martinezvicente@arm.com>
15235 * config/aarch64/aarch64-sve.md (mask_fold_left_plus_<mode>): Renamed
15236 from "*fold_left_plus_<mode>", updated operands order.
15237 * doc/md.texi (mask_fold_left_plus_@var{m}): Documented new optab.
15238 * internal-fn.c (mask_fold_left_direct): New define.
15239 (expand_mask_fold_left_optab_fn): Likewise.
15240 (direct_mask_fold_left_optab_supported_p): Likewise.
15241 * internal-fn.def (MASK_FOLD_LEFT_PLUS): New internal function.
15242 * optabs.def (mask_fold_left_plus_optab): New optab.
15243 * tree-vect-loop.c (mask_fold_left_plus_optab): New function to get a
15244 masked internal_fn for a reduction ifn.
15245 (vectorize_fold_left_reduction): Add support for masking reductions.
15247 2019-06-18 Kewen Lin <linkw@gcc.gnu.org>
15249 PR middle-end/80791
15250 * target.def (predict_doloop_p): New hook.
15251 * targhooks.h (default_predict_doloop_p): New declaration.
15252 * targhooks.c (default_predict_doloop_p): New function.
15253 * doc/tm.texi.in (TARGET_PREDICT_DOLOOP_P): New hook.
15254 * doc/tm.texi: Regenerate.
15255 * config/rs6000/rs6000.c (rs6000_predict_doloop_p): New function.
15256 (TARGET_PREDICT_DOLOOP_P): New macro.
15257 * tree-ssa-loop-ivopts.c (generic_predict_doloop_p): New function.
15259 2019-06-17 Jakub Jelinek <jakub@redhat.com>
15261 * omp-low.c (struct omp_context): Add scan_inclusive field.
15262 (scan_omp_1_stmt) <case GIMPLE_OMP_SCAN>: Set ctx->scan_inclusive
15264 (struct omplow_simd_context): Add lastlane member.
15265 (lower_rec_simd_input_clauses): Add rvar argument, handle inscan
15266 reductions. Build 2 or 3 argument .GOMP_SIMD_LANE calls rather than
15268 (lower_rec_input_clauses): Handle inscan reductions in simd contexts.
15269 (lower_lastprivate_clauses): Set TREE_THIS_NOTRAP on the ARRAY_REF.
15270 (lower_omp_scan): New function.
15271 (lower_omp_1) <case GIMPLE_OMP_SCAN>: Use lower_omp_scan.
15272 * tree-ssa-dce.c (eliminate_unnecessary_stmts): For IFN_GOMP_SIMD_LANE
15273 check 3rd argument if present rather than 2nd.
15274 * tree-vectorizer.h (struct _loop_vec_info): Add scan_map member.
15275 (struct _stmt_vec_info): Change simd_lane_access_p from bool into
15277 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
15278 scan_map. For IFN_GOMP_SIMD_LANE check 3rd argument if present rather
15280 (_loop_vec_info::~_loop_vec_info): Delete scan_map.
15281 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Allow two
15282 different STMT_VINFO_SIMD_LANE_ACCESS_P refs if they have the same
15284 (vect_find_stmt_data_reference): Encode in ->aux the 2nd
15285 IFN_GOMP_SIMD_LANE argument.
15286 (vect_analyze_data_refs): Set STMT_VINFO_SIMD_LANE_ACCESS_P from the
15287 encoded ->aux value.
15288 * tree-vect-stmts.c: Include attribs.h.
15289 (vectorizable_call): Adjust comment about IFN_GOMP_SIMD_LANE.
15290 (scan_operand_equal_p, check_scan_store, vectorizable_scan_store): New
15292 (vectorizable_load): For STMT_VINFO_SIMD_LANE_ACCESS_P tests use != 0.
15293 (vectorizable_store): Handle STMT_VINFO_SIMD_LANE_ACCESS_P > 1.
15295 2019-06-17 Uroš Bizjak <ubizjak@gmail.com>
15298 * config/i386/i386.md (*nabstf2_1): New insn pattern.
15299 (*nabs<mode>2_1): Ditto.
15300 (nabs sse-reg splitter): New splitter.
15301 * config/i386/sse.md (*nabs<mode>2): New insn_and_split pattern.
15303 2019-06-17 Jan Hubicka <hubicka@ucw.cz>
15305 PR bootstrap/90873.
15306 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Fix
15309 2019-06-17 Tom de Vries <tdevries@suse.de>
15311 * config/nvptx/nvptx-protos.h (gen_set_softstack_insn): Declare.
15312 * config/nvptx/nvptx.c (gen_set_softstack_insn): New function.
15313 * config/nvptx/nvptx.md (define_insn "set_softstack_insn"): Rename to
15315 (define_insn "set_softstack_<mode>"): ... this. Use P iterator on
15317 (define_insn "omp_simt_enter_insn"): Rename to ...
15318 (define_insn "omp_simt_enter_<mode>"): ... this. Use P iterator on
15319 match_operand 0, 1 and 2, as well as the unspec_volatile result.
15320 (define_expand "omp_simt_enter): Use gen_omp_simt_enter_di and
15321 gen_omp_simt_enter_si.
15322 (define_expand "omp_simt_exit"): New.
15323 (define_insn "omp_simt_exit"): Rename to ...
15324 (define_insn "omp_simt_exit_<mode>"): ... this. Use P iterator on
15327 2019-06-17 Matthew Green <mrg@eterna.com.au>
15328 Maya Rashish <coypu@sdf.org>
15330 * config.gcc (aarch64*-*-netbsd*): New target.
15331 * config/aarch64/aarch64-netbsd.h: New file.
15332 * config/aarch64/t-aarch64-netbsd: Likewise.
15334 2019-06-17 Jan Hubicka <hubicka@ucw.cz>
15336 * tree-ssa-alias.c (aliasing_component_refs_p): Consider only
15337 the access path from base to first VIEW_CONVERT_EXPR or
15340 2019-06-17 Jan Hubicka <hubicka@ucw.cz>
15342 * tree-ssa-alias.c (nonoverlapping_component_refs_p): Also truncate
15343 access path on BIT_FIELD_REFs.
15345 2019-06-17 Martin Liska <mliska@suse.cz>
15348 * ipa-utils.h (odr_type_p): Remove dead code.
15350 2019-06-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15352 * configure.ac (ld_vers) <*-*-solaris2*>: Remove support for
15353 alternative Solaris 11.4 format.
15354 * configure: Regenerate.
15356 2019-06-17 Tom de Vries <tdevries@suse.de>
15358 * config/nvptx/nvptx.md (define_insn "call_insn"): Rename to ...
15359 (define_insn "call_insn_<mode>"): ... this. Use P iterator on
15361 (define_insn "call_value_insn"): Rename to ...
15362 (define_insn "call_value_insn_<mode>"): this. Use P iterator on
15364 (define_insn "nvptx_red_partition"): Set unspec_volatile result mode to
15367 2019-06-16 John David Anglin <danglin@gcc.gnu.org>
15369 PR middle-end/64242
15370 * config/pa/pa.md (nonlocal_goto): Restore frame pointer last. Add
15371 frame clobbers and schedule block.
15372 (builtin_longjmp): Likewise.
15374 2019-06-16 Jozef Lawrynowicz <jozef.l@mittosystems.com>
15376 * config/msp430/msp430.c (msp430_expand_helper): Setup arguments which
15377 describe how to perform MSPABI compliant 64-bit shift.
15378 * config/msp430/msp430.md (ashldi3): New define_expand.
15379 (ashrdi3): New define_expand.
15380 (lshrdi3): New define_expand.
15382 2019-06-16 Jozef Lawrynowicz <jozef.l@mittosystems.com>
15384 * doc/sourcebuild.texi: Document new effective target keyword
15387 2019-06-16 Jan Hubicka <hubicka@ucw.cz>
15389 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p,
15390 indirect_refs_may_alias_p): Revert accidental commits.
15392 * tree-ssa-alias.c (aliasing_component_refs_p): Watch for arrays
15393 at the end of structures.
15395 2019-06-16 Iain Sandoe <iain@sandoe.co.uk>
15397 * config/darwin.c (machopic_indirect_call_target): Use renamed
15398 darwin_picsymbol_stubs to decide on output.
15399 (darwin_override_options): Handle darwin_picsymbol_stubs.
15400 * config/darwin.h (MIN_LD64_OMIT_STUBS): New.
15401 (LD64_VERSION): Revise default.
15402 * config/darwin.opt: (mpic-symbol-stubs): New option.
15403 (darwin_picsymbol_stubs): New variable.
15404 * config/i386/darwin.h (TARGET_MACHO_BRANCH_ISLANDS):
15405 rename to TARGET_MACHO_PICSYM_STUBS.
15406 * config/i386/i386.c (output_pic_addr_const): Likewise.
15407 * config/i386/i386.h Likewise.
15408 * config/rs6000/darwin.h: Likewise.
15409 * config/rs6000/rs6000.c (rs6000_call_darwin_1): Use renamed
15410 darwin_picsymbol_stubs.
15412 2019-06-16 Iain Sandoe <iain@sandoe.co.uk>
15414 * config/darwin.opt (prebind, noprebind, seglinkedit,
15415 noseglinkedit): Add RejectNegative.
15417 2019-06-16 Jan Hubicka <hubicka@ucw.cz>
15419 * tree-ssa-alias.c (nonoverlapping_component_refs_p): Fix pasto
15420 in my previous patch.
15422 2019-06-16 Tom de Vries <tdevries@suse.de>
15424 PR tree-optimization/89376
15425 * tree-parloops.c (oacc_entry_exit_ok_1): Handle red == NULL.
15427 2019-06-15 Maya Rashish <coypu@sdf.org>
15429 * doc/invoke.texi (Spec Files): Update location of the
15432 2019-06-15 Gerald Pfeifer <gerald@pfeifer.com>
15434 * doc/extend.texi (Common Function Attributes): Clarify
15435 no_sanitize. Fix grammar.
15437 2019-06-15 Jan Hubicka <hubicka@ucw.cz>
15439 * tree-ssa-alias.c (alias_stats): Add
15440 nonoverlapping_component_refs_p_may_alias,
15441 nonoverlapping_component_refs_p_no_alias,
15442 nonoverlapping_component_refs_of_decl_p_may_alias,
15443 nonoverlapping_component_refs_of_decl_p_no_alias.
15444 (dump_alias_stats): Dump them.
15445 (nonoverlapping_component_refs_of_decl_p): Add stats.
15446 (nonoverlapping_component_refs_p): Add stats; do not stop on first
15449 2019-06-15 Uroš Bizjak <ubizjak@gmail.com>
15451 * config/i386/i386.md (and<mode>3): Generate zero-extends for
15452 TARGET_ZERO_EXTEND_WITH_AND && optimize_function_for_speed_p (cfun))
15454 (*anddi3_doubleword): Split before reload. Merge with
15455 anddi->zext pre-reload splitter.
15456 (*andndi3_doubleword): Split before reload.
15457 (*<code>di3_doubleword): Ditto.
15458 (*one_cmpldi2_doubleword): Ditto.
15460 2019-06-15 Jakub Jelinek <jakub@redhat.com>
15462 PR middle-end/90779
15463 * gimplify.c: Include omp-offload.h and context.h.
15464 (gimplify_bind_expr): Add "omp declare target" attributes
15465 to static block scope variables inside of target region or target
15468 2019-06-15 Tom de Vries <tdevries@suse.de>
15470 PR tree-optimization/90009
15471 * tree-ssa-threadbackward.c (thread_jumps::profitable_jump_thread_path):
15472 Return NULL if bb contains IFN_UNIQUE.
15474 2019-06-14 Segher Boessenkool <segher@kernel.crashing.org>
15476 * config/rs6000/rs6000.md (CCEITHER): New define_mode_iterator.
15477 (un): New define_mode_attr.
15478 (isel_signed_<mode>, isel_unsigned_<mode>): Delete, merge into ...
15479 (isel_<un>signed_<GPR:mode>): ... this. New define_insn.
15480 (isel_reversed_signed_<mode>, isel_reversed_unsigned_<mode>): Delete,
15482 (isel_reversed_<un>signed_<GPR:mode>): ... this. New define_insn.
15484 2019-06-14 Iain Sandoe <iain@sandoe.co.uk>
15486 * config/darwin.opt: Add RejectNegative where needed, reorder
15487 and add minimal functional descriptions.
15489 2019-06-14 H.J. Lu <hongjiu.lu@intel.com>
15491 PR rtl-optimization/90765
15492 * calls.c (update_stack_alignment_for_call): New function.
15493 (expand_call): Call update_stack_alignment_for_call when
15494 outgoing parameter is passed in the stack.
15495 (emit_library_call_value_1): Likewise.
15496 * function.c (locate_and_pad_parm): Don't update
15497 stack_alignment_needed and preferred_stack_boundary.
15499 2019-06-14 H.J. Lu <hongjiu.lu@intel.com>
15502 * config/i386/i386-features.c
15503 (dimode_scalar_chain::compute_convert_gain): Replace
15504 mmxsse_to_integer with sse_to_integer.
15505 * config/i386/i386.c (ix86_register_move_cost): Verify that
15506 moves between MMX and non-MMX units require secondary memory.
15507 Correct costs of moves between SSE and integer units.
15508 * config/i386/i386.h (processor_costs): Rename cost of moving
15509 SSE register to integer to sse_to_integer. Rename cost of
15511 2019-06-14 Matt Thomas <matt@3am-software.com>
15512 Matthew Green <mrg@eterna.com.au>
15513 Nick Hudson <skrll@netbsd.org>
15514 Maya Rashish <coypu@sdf.org>
15515 Richard Earnshaw <rearnsha@arm.com>
15517 * config.gcc (arm*-*-netbsdelf*) Add support for EABI configuration.
15518 * config.host (arm*-*-netbsd*): Use driver-arm.o on native NetBSD.
15519 * config/arm/netbsd-eabi.h: New file.
15520 * config/arm/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Undefine before
15522 (SUBTARGET_EXTRA_ASM_SPEC): Don't pass -matpcs to the assembler.
15523 * config/netbsd-elf.h (NETBSD_LINK_LD_ELF_SO_SPEC): New define.
15524 (NETBSD_SUBTARGET_EXTRA_SPECS): New define.
15525 (SUBTARGET_EXTRA_SPECS): Define to NETBSD_SUBTARGET_EXTRA_SPECS.
15527 2019-06-14 Richard Biener <rguenther@suse.de>
15529 * tree-loop-distribution.c (classify_partition): Return
15530 whether a reduction appeared in all partitions and do not
15531 stop builtin detection because of this.
15532 (distribute_loop): Sort a non-builtin partition last if
15533 there's a reduction in all partitions and make sure the
15534 partition prevailing as last is not a builtin.
15536 2019-06-14 Feng Xue <fxue@os.amperecomputing.com>
15539 * ipa-prop.c (add_to_agg_contents_list): New function.
15540 (clobber_by_agg_contents_list_p): Likewise.
15541 (extract_mem_content): Likewise.
15542 (get_place_in_agg_contents_list): Delete.
15543 (determine_known_aggregate_parts): Renamed from
15544 determine_locally_known_aggregate_parts. New parameter
15547 2019-06-13 Martin Sebor <msebor@redhat.com>
15549 PR tree-optimization/90662
15550 * tree-ssa-strlen.c (get_stridx): Convert fold_build2 operands
15553 2019-06-13 Jan Hubicka <hubicka@ucw.cz>
15556 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Also check that
15557 dbase is not TARGET_MEM_REF.
15559 2019-06-13 Uroš Bizjak <ubizjak@gmail.com>
15561 * config/i386/i386.md (SWIM1248s): Rename from SWIM1248x.
15563 (and<mode>3): Use gen_extend_insn instead of indirect functions.
15564 Do not generate DImode extends for 32bit targets.
15565 (and->zext post-reload splitter): Use gen_extend_insn
15566 instead of indirect functions.
15567 (anddi->zext pre-reload splitter): New.
15568 (*zext<mode>_doubleword_and): Remove.
15569 (*zext<mode>_doubleword): Ditto.
15570 (*zextsi_doubleword): Dittto.
15572 2019-06-13 Uroš Bizjak <ubizjak@gmail.com>
15574 * config/i386/i386-expand.c (ix86_expand_int_sse_cmp):
15575 Use gen_sub3_insn instead of indirect function.
15576 (ix86_expand_ashl_const): Use gen_add2_insn instead of
15578 (ix86_adjust_counter): Ditto.
15580 2019-06-13 Jiufu Guo <guojiufu@linux.ibm.com>
15581 Lijia He <helijia@linux.ibm.com>
15583 PR tree-optimization/77820
15584 * tree-ssa-threadedge.c
15585 (edge_forwards_cmp_to_conditional_jump_through_empty_bb_p): New
15587 (thread_across_edge): Add call to
15588 edge_forwards_cmp_to_conditional_jump_through_empty_bb_p.
15590 2019-06-13 Iain Sandoe <iain@sandoe.co.uk>
15592 * config/darwin-driver.c (validate_macosx_version_min): New.
15593 (darwin_default_min_version): Cleanup and validate supplied version.
15594 (darwin_driver_init): Likewise and push cleaned version into opts.
15596 2019-06-13 Jan Hubicka <hubicka@ucw.cz>
15598 PR tree-optimization/90869
15599 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Watch for view
15600 converts in MEM_REF referencing decl rather than view converts
15601 from decl type to MEM_REF type.
15603 2019-06-13 Richard Biener <rguenther@suse.de>
15605 PR tree-optimization/90856
15606 * tree-sra.c (build_ref_for_model): Only use
15607 build_reconstructed_reference when address-spaces are the same.
15609 2019-06-13 Jakub Jelinek <jakub@redhat.com>
15611 * config/nvptx/nvptx.c (nvptx_sese_number, nvptx_sese_pseudo): Don't
15612 wrap ei variable name in the declaration in ()s.
15613 (nvptx_single): Actually use mode_label variable. Formatting fix.
15615 2019-06-13 Richard Biener <rguenther@suse.de>
15617 * tree-vectorizer.h (vect_loop_vectorized_call): Declare.
15618 * tree-vectorizer.c (vect_loop_vectorized_call): Export and
15619 also return the condition stmt.
15620 * tree-vect-loop-manip.c (vect_loop_versioning): Compute outermost
15621 loop we can version and version that, reusing the loop version
15622 created by if-conversion instead of versioning again.
15624 2019-06-13 Aldy Hernandez <aldyh@redhat.com>
15626 * gimple-loop-versioning.cc (prune_loop_conditions): Use
15628 * tree-vrp (value_range_base::may_contain_p): Call into
15629 value_inside_range.
15630 (value_inside_range): Make private inside value_range_base class.
15631 Take min/max from *this.
15632 (range_includes_p): Remove.
15633 * tree-vrp.h (value_range_base): Add value_inside_range.
15634 (range_includes_p): Remove.
15635 (range_includes_zero_p): Call may_contain_p.
15636 * vr-values.c (compare_range_with_value): Same.
15638 2019-06-13 Claudiu Zissulescu <claziss@synopsys.com>
15640 * doc/extend.texi (ARC Function Attributes): Update info.
15642 2019-06-13 Feng Xue <fxue@os.amperecomputing.com>
15644 PR tree-optimization/89713
15645 * doc/invoke.texi (-ffinite-loops): Document new option.
15646 * common.opt (-ffinite-loops): New option.
15647 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark
15648 IFN_GOACC_LOOP calls as necessary.
15649 * tree-ssa-loop-niter.c (finite_loop_p): Assume loop with an exit
15651 * omp-offload.c (oacc_xform_loop): Skip lowering if return value of
15652 IFN_GOACC_LOOP call is not used.
15653 * opts.c (default_options_table): Enable -ffinite-loops at -O2+.
15655 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
15658 * tree-vect-loop-manip.c (vect_set_loop_masks_directly): If the
15659 compare_type is not with Pmode size, we will create an IV with
15660 Pmode size with truncated use (i.e. converted to the correct type).
15661 * tree-vect-loop.c (vect_verify_full_masking): Find IV type.
15662 (vect_iv_limit_for_full_masking): New. Factored out of
15663 vect_set_loop_condition_masked.
15664 * tree-vectorizer.h (LOOP_VINFO_MASK_IV_TYPE): New.
15665 (vect_iv_limit_for_full_masking): Declare.
15667 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
15670 * tree-ssa-loop-ivopts.c (get_mem_type_for_internal_fn): Handle
15671 IFN_MASK_LOAD_LANES and IFN_MASK_STORE_LANES.
15672 (get_alias_ptr_type_for_ptr_address): Likewise.
15673 (add_iv_candidate_for_use): Add scaled index candidate if useful.
15674 * tree-ssa-address.c (preferred_mem_scale_factor): New.
15675 * config/aarch64/aarch64.c (aarch64_classify_address): Relax
15678 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
15680 * config/aarch64/iterators.md (ADDSUB): Fix typo in comment.
15682 2019-06-12 Dimitar Dimitrov <dimitar@dinux.eu>
15684 * common/config/pru/pru-common.c: New file.
15685 * config.gcc: Add PRU target.
15686 * config/pru/alu-zext.md: New file.
15687 * config/pru/constraints.md: New file.
15688 * config/pru/predicates.md: New file.
15689 * config/pru/pru-opts.h: New file.
15690 * config/pru/pru-passes.c: New file.
15691 * config/pru/pru-pragma.c: New file.
15692 * config/pru/pru-protos.h: New file.
15693 * config/pru/pru.c: New file.
15694 * config/pru/pru.h: New file.
15695 * config/pru/pru.md: New file.
15696 * config/pru/pru.opt: New file.
15697 * config/pru/t-pru: New file.
15698 * doc/extend.texi: Document PRU pragmas.
15699 * doc/invoke.texi: Document PRU-specific options.
15700 * doc/md.texi: Document PRU asm constraints.
15702 2019-06-12 Martin Sebor <msebor@redhat.com>
15704 PR middle-end/90676
15705 * tree-pretty-print.c (dump_mem_ref): New function. Include
15706 MEM_REF type in output when different size than operand.
15707 (dump_generic_node): Move code to dump_mem_ref and call it.
15709 2019-06-12 Martin Sebor <msebor@redhat.com>
15711 PR tree-optimization/90662
15712 * tree-ssa-strlen.c (get_stridx): Handle simple VLAs and pointers
15715 2019-06-12 Tom de Vries <tdevries@suse.de>
15717 PR tree-optimization/90009
15718 * config/nvptx/nvptx.c (nvptx_find_par): Assert fork has at most join.
15720 2019-06-12 Martin Liska <mliska@suse.cz>
15722 * ggc-common.c (ggc_prune_overhead_list): Do not sanitize
15724 * hash-map.h: Add sanitize_eq_and_hash into ::hash_map.
15725 * mem-stats.h (mem_alloc_description::mem_alloc_description):
15726 Do not sanitize created maps.
15728 2019-06-12 Aldy Hernandez <aldyh@redhat.com>
15730 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children): Use
15731 value_range::singleton_p.
15732 * tree-vrp.c (value_range_constant_singleton): Remove.
15733 * tree-vrp.h (value_range_constant_singleton): Remove.
15734 * vr-values.c (vr_values::singleton): Use
15735 value_range::singleton_p.
15737 2019-06-12 Jakub Jelinek <jakub@redhat.com>
15740 * cfgexpand.c (align_local_variable): Add really_expand argument,
15741 don't SET_DECL_ALIGN if it is false.
15742 (add_stack_var): Add really_expand argument, pass it through to
15743 align_local_variable.
15744 (expand_one_stack_var_1): Pass true as really_expand to
15745 align_local_variable.
15746 (expand_one_ssa_partition): Pass true as really_expand to
15748 (expand_one_var): Pass really_expand through to add_stack_var.
15750 2019-06-12 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
15752 * config/arm/iterators.md (VABAL): New int iterator.
15753 * config/arm/neon.md (<sup>sadv16qi): New define_expand.
15754 * config/arm/unspecs.md ("unspec"): Define UNSPEC_VABAL_S,
15755 UNSPEC_VABAL_U values.
15757 2019-06-12 Martin Liska <mliska@suse.cz>
15759 * value-prof.c (stream_out_histogram_value): Only first value
15762 2019-06-12 Jakub Jelinek <jakub@redhat.com>
15765 * symtab.c (symtab_node::set_section): Allow being called on aliases
15766 as long as they aren't analyzed yet.
15768 2019-06-11 Faraz Shahbazker <fshahbazker@wavecomp.com>
15770 * config/mips/mips.c (mips_final_postscan_insn): Modify call
15771 to `mips_set_text_contents_type' to indicate whether a
15772 non-debug insn follows.
15774 2019-06-11 Michael Meissner <meissner@linux.ibm.com>
15776 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Delete
15777 enabling -mpcrel by default.
15778 * config/rs6000/rs6000.c (rs6000_option_override_internal): Update
15779 test for -mpcrel and/or -mprefixed-addr needing -mcpu=future, so
15780 that the test against -mcpu=future is done first. Then test if
15781 -mprefixed-addr is on for -mpcrel.
15782 (rs6000_disable_incompatible_switches): Add -mcpu=future support.
15784 2019-06-11 Jakub Jelinek <jakub@redhat.com>
15787 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Use and.b%d
15788 instead of and.u%d.
15790 2019-06-11 Marc Glisse <marc.glisse@inria.fr>
15792 * match.pd (X/[ex]4<Y/[ex]4): Handle conversions.
15794 2019-06-11 Matthew Beliveau <mbelivea@redhat.com>
15796 PR c++/90449 - add -Winaccessible-base option.
15797 * doc/invoke.texi (Winaccessible-base): Document.
15799 2019-06-11 Marc Glisse <marc.glisse@inria.fr>
15801 PR tree-optimization/62041
15802 * fold-const.c (fold_real_zero_addition_p): Handle vectors.
15804 2019-06-11 Jason Merrill <jason@redhat.com>
15806 * gdbhooks.py (TreePrinter.to_string): Recognize ggc_free'd memory.
15807 * tree.c (get_tree_code_name): Likewise.
15808 * print-tree.c (print_node): Only briefly print a node with an
15811 2019-06-11 Jakub Jelinek <jakub@redhat.com>
15814 * trans-mem.c (tm_memopt_compute_available): Add assertion
15815 that blocks is not empty. Formatting fix.
15817 2019-06-11 Martin Liska <mliska@suse.cz>
15820 * hash-table.h: Extend create_gcc, add one parameter
15821 that is passed into hash_table::hash_table.
15823 2019-06-10 Uroš Bizjak <ubizjak@gmail.com>
15825 * config/i386/i386-protos.h (ix86_split_fp_absneg_operator):
15827 * config/i386/i386-expand.c (ix86_expand_fp_absneg_operator):
15828 Emit clobber also for non-sse operations.
15829 (ix86_split_fp_absneg_operator): New function.
15830 * config/i386/i386.md (SSEMODEF): New mode iterator.
15831 (ssevecmodef): New mode attribute.
15832 (<code>tf2): Use absneg code iterator.
15833 (*<code>tf2_1): Rename from *absnegtf3_sse. Use absneg code iterator.
15834 Add three-operand AVX alternatives.
15835 (*<code><mode>2_i387_1): Rename from *absnegxf2_i387.
15836 Use absneg code iterator and X87MODEF mode iterator.
15837 (absneg fp_reg non-sse splitter): Call absneg code iterator
15838 and X87MODEF mode iterator.
15839 (absneg general_reg non-sse splitter): Use absneg code iterator
15840 and X87MODEF mode iterator. Use ix86_split_fp_absneg_operator.
15841 (*<code><mode>2_1): Rename from *absneg<mode>2. Use absneg
15842 code iterator. Add three-operand AVX alternative.
15843 (absneg sse_reg splitter): Use absneg code iterator
15844 and SSEMODEF mode iterator. Handle AVX operands.
15845 (absneg fp_reg splitter): Use absneg code iterator
15846 and MODEF mode iterator.
15847 (absneg general_reg splitter): Merge splitters using MODEF mode
15848 iterator. Use absneg code iterator. Call
15849 ix86_split_fp_absneg_operator.
15850 (*<code><mode>2_i387): Rename from *<code><mode>2_1.
15851 Do not enable for non-sse modes before reload.
15852 (CSGNMODE): Remove.
15853 (CSGNVMODE): Ditto.
15854 (copysing<mode>3): Use SSEMODEF instead of CSGNMODE and
15855 ssevecmodef mode attribute instaed of CSGNVMODE.
15856 (copysign<mode>3_const): Ditto.
15857 (copysign<mode>3_var): Ditto.
15858 * config/i386/i386.md (*<code><mode>2): Rename from *absneg<mode>2.
15859 Use absneg code iterator. Simplify code using std::swap.
15860 * config/i386/predicates.md (absneg_operator): Remove.
15862 2019-06-10 Martin Sebor <msebor@redhat.com>
15864 * gimple-fold.c (get_range_strlen): Update comment that didn't
15865 make it into r267503 or related commits.
15867 2019-06-10 Vladislav Ivanishin <vlad@ispras.ru>
15869 * gcov-tool.c (merge_usage, rewrite_usage): Mark with
15870 ATTRIBUTE_NORETURN thus making consistent with overlap_usage.
15872 2019-06-10 Jakub Jelinek <jakub@redhat.com>
15874 * tree.def (OMP_SCAN): New tree code.
15875 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_INCLUSIVE and
15876 OMP_CLAUSE_EXCLUSIVE.
15877 * tree.h (OMP_CLAUSES): Use OMP_SCAN instead of OMP_TASKGROUP.
15878 (OMP_SCAN_BODY, OMP_SCAN_CLAUSES): Define.
15879 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add entries for
15880 OMP_CLAUSE_{IN,EX}CLUSIVE.
15881 (walk_tree_1): Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
15882 * tree-nested.c (convert_nonlocal_reference_stmt,
15883 convert_local_reference_stmt, convert_gimple_call): Handle
15885 * tree-pretty-print.c (dump_omp_clause): Handle
15886 OMP_CLAUSE_{IN,EX}CLUSIVE.
15887 (dump_generic_node): Handle OMP_SCAN.
15888 * gimple.def (GIMPLE_OMP_SCAN): New gimple code.
15889 * gimple.h (gomp_scan): New type.
15890 (is_a_helper <gomp_scan *>::test,
15891 is_a_helper <const gomp_scan *>::test): New templates.
15892 (gimple_build_omp_scan): Declare.
15893 (gimple_omp_scan_clauses, gimple_omp_scan_clauses_ptr,
15894 gimple_omp_scan_set_clauses): New inline functions.
15895 (CASE_GIMPLE_OMP): Add case GIMPLE_OMP_SCAN:.
15896 * gimple.c (gimple_build_omp_scan): New function.
15897 (gimple_copy): Handle GIMPLE_OMP_SCAN.
15898 * gimple-walk.c (walk_gimple_op, walk_gimple_stmt): Likewise.
15899 * gimple-pretty-print.c (dump_gimple_omp_block): Don't handle
15900 GIMPLE_OMP_TASKGROUP.
15901 (dump_gimple_omp_scan): New function.
15902 (pp_gimple_stmt_1): Handle GIMPLE_OMP_SCAN.
15903 * gimple-low.c (lower_stmt): Handle GIMPLE_OMP_SCAN.
15904 * tree-inline.c (remap_gimple_stmt, estimate_num_insns): Likewise.
15905 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_REDUCTION_INSCAN.
15906 (is_gimple_stmt): Handle OMP_SCAN.
15907 (gimplify_scan_omp_clauses): Reject inscan reductions on constructs
15908 other than OMP_FOR or OMP_SIMD. Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
15909 (gimplify_adjust_omp_clauses): Diagnose inscan reductions not
15910 mentioned in nested #pragma omp scan. Handle
15911 OMP_CLAUSE_{IN,EX}CLUSIVE.
15912 (gimplify_expr): Handle OMP_SCAN.
15913 * omp-low.c (check_omp_nesting_restrictions): For parent context,
15914 look through GIMPLE_OMP_SCAN context. Allow #pragma omp scan in
15916 (scan_omp_1_stmt, lower_omp_1, diagnose_sb_1, diagnose_sb_2): Handle
15919 2019-06-10 Martin Liska <mliska@suse.cz>
15921 * ipa-cp.c (ignore_edge_p): New function.
15922 (build_toporder_info): Use it.
15923 * ipa-inline.c (ignore_edge_p): New function.
15924 (inline_small_functions): Use it.
15925 * ipa-pure-const.c (ignore_edge_for_nothrow):
15926 Verify opt_for_fn for caller and callee.
15927 (ignore_edge_for_pure_const): Likewise.
15928 * ipa-reference.c (ignore_edge_p): Extend to check
15930 * ipa-utils.c (searchc): Refactor.
15931 * ipa-utils.h: Fix coding style.
15933 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
15935 * config/arc/arc.c (arc_rtx_costs): Update costs.
15937 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
15939 * config/arc/arc-protos.h (arc_check_ior_const): Declare.
15940 (arc_split_ior): Likewise.
15941 (arc_check_mov_const): Likewise.
15942 (arc_split_mov_const): Likewise.
15943 * config/arc/arc.c (arc_print_operand): Fix 'z' letter.
15944 (arc_rtx_costs): Replace check Crr with Cax constraint.
15945 (prepare_move_operands): Cleanup, remove unused code.
15946 (arc_split_ior): New function.
15947 (arc_check_ior_const): Likewise.
15948 (arc_split_mov_const): Likewise.
15949 (arc_check_mov_const): Likewise.
15950 * config/arc/arc.md (movsi_insn): Restructure it, and convert it
15951 in define_insn_and_split pattern.
15952 (iorsi3): Likewise.
15953 (mulsi3_v2): Add new matching variant.
15954 (andsi3_i): Cleanup pattern.
15955 (rotrsi3_cnt1): Update pattern.
15956 (rotrsi3_cnt8): New pattern.
15957 (ashlsi2_cnt8): Likewise.
15958 (ashlsi2_cnt16): Likewise.
15959 * config/arc/constraints.md (C0p): Update constraint.
15961 (C0x): New pattern.
15962 (Cax): New pattern.
15964 2019-06-10 Martin Liska <mliska@suse.cz>
15966 * ipa-icf.c (sem_item_optimizer::parse_nonsingleton_classes):
15967 Update coding style.
15968 (sem_item_optimizer::dump_cong_classes):
15969 Print how many items are in a non-singular class. Improve
15972 2019-06-10 Martin Liska <mliska@suse.cz>
15974 * value-prof.c (dump_histogram_value): Change dump format.
15975 (gimple_mod_subtract_transform): Remove legacy comment.
15977 2019-06-10 Martin Liska <mliska@suse.cz>
15979 * value-prof.c (dump_histogram_value): Print histogram values
15982 2019-06-10 Martin Liska <mliska@suse.cz>
15984 * gcov-io.h (GCOV_DISK_SINGLE_VALUES): New.
15985 (GCOV_SINGLE_VALUE_COUNTERS): Likewise.
15986 * ipa-profile.c (ipa_profile_generate_summary):
15987 Use get_most_common_single_value.
15988 * tree-profile.c (gimple_init_gcov_profiler):
15989 Instrument with __gcov_one_value_profiler_v2
15990 and __gcov_indirect_call_profiler_v4.
15991 * value-prof.c (dump_histogram_value):
15992 Print all values for HIST_TYPE_SINGLE_VALUE.
15993 (stream_out_histogram_value): Update assert for
15995 (stream_in_histogram_value): Set number of
15996 counters for HIST_TYPE_SINGLE_VALUE.
15997 (get_most_common_single_value): New.
15998 (gimple_divmod_fixed_value_transform):
15999 Use get_most_common_single_value.
16000 (gimple_ic_transform): Likewise.
16001 (gimple_stringops_transform): Likewise.
16002 (gimple_find_values_to_profile): Set number
16003 of counters for HIST_TYPE_SINGLE_VALUE.
16004 * value-prof.h (get_most_common_single_value): New.
16006 2019-06-10 Martin Liska <mliska@suse.cz>
16008 * hash-map.h: Pass default value to hash_table ctor.
16009 * hash-table.h: Add default value to call of a ctor.
16011 2019-06-08 Jonathan Wakely <jwakely@redhat.com>
16013 * doc/invoke.texi (C Dialect Options): Minor grammatical change.
16014 (x86 Options): Replace all uses of "PCL_MUL" with "PCLMUL"
16016 2019-06-07 John David Anglin <danglin@gcc.gnu.orig>
16019 * config/pa/pa-linux.h (ASM_DECLARE_FUNCTION_NAME): Update comment.
16020 Call pa_output_function_label.
16021 (TARGET_ASM_FUNCTION_PROLOGUE): define.
16022 * config/pa/pa-protos.h (pa_output_function_label): Declare.
16023 * config/pa/pa.c (pa_output_function_prologue): Add ATTRIBUTE_UNUSED
16025 (pa_linux_output_function_prologue): Declare.
16026 (TARGET_ASM_FUNCTION_PROLOGUE): Delete define.
16027 (pa_output_function_label): New.
16028 (pa_output_function_prologue): Revise to use pa_output_function_label.
16029 (pa_linux_output_function_prologue): New.
16030 * config/pa/pa.h (TARGET_ASM_FUNCTION_PROLOGUE): Define.
16032 2019-06-07 Aldy Hernandez <aldyh@redhat.com>
16034 * tree-vrp.h (value_range_base::intersect): New.
16035 (value_range::intersect_helper): Move from here...
16036 (value_range_base::intersect_helper): ...to here.
16037 * tree-vrp.c (value_range::intersect_helper): Rename to...
16038 (value_range_base::intersect_helper): ...this, and rewrite to
16039 return a value instead of modifying THIS in place.
16040 Also, move equivalence handling...
16041 (value_range::intersect): ...here, while calling intersect_helper.
16042 * gimple-fold.c (size_must_be_zero_p): Use value_range_base when
16044 * gimple-ssa-evrp-analyze.c (ecord_ranges_from_incoming_edge):
16046 * vr-values.c (vrp_evaluate_conditional_warnv_with_ops): Same.
16048 2019-06-07 Jakub Jelinek <jakub@redhat.com>
16050 * Makefile.in (genprogerr): Add condmd.
16051 (genprog): Remove it here.
16053 2019-06-07 Andrew Stubbs <ams@codesourcery.com>
16055 * doc/invoke.texi (AMD GCN Options): Add gfx906.
16057 2019-06-07 Richard Biener <rguenther@suse.de>
16060 * tree-cfg.c (stmt_starts_bb_p): Split blocks at labels
16061 that appear after user labels.
16063 2019-06-07 Martin Liska <mliska@suse.cz>
16065 * cselib.c (cselib_init): Disable hash table
16067 * hash-set.h: Pass new default argument to m_table.
16068 * hash-table.c: Add global variable with hash table
16069 sanitization limit.
16070 * hash-table.h (Allocator>::hash_table): Add new argument
16072 (hashtab_chk_error): New.
16073 * params.def (PARAM_HASH_TABLE_VERIFICATION_LIMIT): New.
16074 * toplev.c (process_options): Set hash_table_sanitize_eq_limit
16075 from the PARAM_HASH_TABLE_VERIFICATION_LIMIT value.
16077 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
16079 * common.opt (flto-odr-type-merging): Ignore.
16080 * invoke.texi (-flto-odr-type-merging): Remove.
16081 * ipa-devirt.c (odr_vtable_hasher:odr_name_hasher): Remove.
16082 (can_be_vtable_hashed_p): Remove.
16083 (hash_odr_vtable): Remove.
16084 (odr_vtable_hasher::hash): Remove.
16085 (types_same_for_odr): Remove.
16086 (types_odr_comparable): Remove.
16087 (odr_vtable_hasher::equal): Remove.
16088 (odr_vtable_hash_type, odr_vtable_hash): Remove.
16089 (add_type_duplicate): Do not synchronize vtable and name hashtables.
16090 (get_odr_type): Do not use vtable hash.
16091 (dump_odr_type): Remove commented out code.
16092 (build_type_inheritance_graph): Do not allocate vtable hash.
16093 (rebuild_type_inheritance_graph): Do not delete vtable hash.
16094 * ipa-utils.h (type_with_linkage_p): Drop vtable hash path.
16095 (odr_type_p): Likewise.
16096 * tree.c (need_assembler_name_p): Remove flag_lto_odr_type_mering
16099 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
16101 * tree-ssa-alias.c (aliasing_component_refs_p): Do not give up
16102 immediately after same_types_for_tbaa_p returns -1 and continue
16103 looking for possible exact match; if matching types are arrays
16104 watch for partial overlaps.
16105 (indirect_ref_may_alias_decl_p): Watch for partial array overlaps.
16106 (indirect_refs_may_alias_p): Do type based disambiguation first;
16109 2019-06-07 Richard Sandiford <richard.sandiford@arm.com>
16111 * fwprop.c (propagate_rtx): Fix call to paradoxical_subreg_p.
16113 2019-06-07 Martin Liska <mliska@suse.cz>
16115 * doc/invoke.texi: Remove param.
16116 * gcov-counter.def (GCOV_COUNTER_ICALL_TOPNV):
16118 * gcov-io.h (GCOV_ICALL_TOPN_VAL): Likewise.
16119 (GCOV_ICALL_TOPN_NCOUNTS): Likewise.
16120 * params.def (PARAM_INDIR_CALL_TOPN_PROFILE): Likewise.
16121 * profile.c (instrument_values): Remove
16122 HIST_TYPE_INDIR_CALL_TOPN.
16123 * tree-profile.c (init_ic_make_global_vars):
16124 Always build __gcov_indirect_call only.
16125 (gimple_init_gcov_profiler): Remove usage
16126 of PARAM_INDIR_CALL_TOPN_PROFILE.
16127 (gimple_gen_ic_profiler): Likewise.
16128 * value-prof.c (dump_histogram_value): Likewise.
16129 (stream_in_histogram_value): Likewise.
16130 (gimple_indirect_call_to_profile): Likewise.
16131 (gimple_find_values_to_profile): Likewise.
16132 * value-prof.h (enum hist_type): Likewise.
16134 2019-06-07 Martin Liska <mliska@suse.cz>
16136 * tree-ssa-loop.c (get_lsm_tmp_name): Return at the end of the
16139 2019-06-07 Martin Liska <mliska@suse.cz>
16141 PR tree-optimization/78902
16142 * builtin-attrs.def (ATTR_WARN_UNUSED_RESULT): New.
16143 (ATTR_MALLOC_NOTHROW_LEAF_LIST): Remove.
16144 (ATTR_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
16145 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
16146 (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): Remove.
16147 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Remove.
16148 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LIST): New.
16149 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LIST): New.
16150 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
16151 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): Remove.
16152 (ATTR_ALLOCA_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
16153 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Remove.
16154 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_2_NOTHROW_LEAF_LIST):
16156 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Remove.
16157 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LEAF_LIST): New.
16158 (ATTR_MALLOC_NOTHROW_NONNULL): Remove.
16159 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
16160 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
16161 (ATTR_MALLOC_NOTHROW_NONNULL_LEAF): Remove.
16162 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
16163 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
16164 * builtins.def (BUILT_IN_ALIGNED_ALLOC): Change to use
16165 warn_unused_result attribute.
16166 (BUILT_IN_STRDUP): Likewise.
16167 (BUILT_IN_STRNDUP): Likewise.
16168 (BUILT_IN_ALLOCA): Likewise.
16169 (BUILT_IN_CALLOC): Likewise.
16170 (BUILT_IN_MALLOC): Likewise.
16171 (BUILT_IN_REALLOC): Likewise.
16173 2019-06-06 Jim Wilson <jimw@sifive.com>
16176 * config/riscv/riscv.h (STARTFILE_PREFIX_SPEC): Deleted.
16177 * config/riscv/freebsd.h (STARTFILE_PREFIX_SPEC): Added.
16178 * config/riscv/linux.h (STARTFILE_PREFIX_SPEC): Added.
16180 2019-06-06 Martin Sebor <msebor@redhat.com>
16182 * tree-ssa-strlen.c (adjust_related_strinfos): Avoid trailing article.
16183 (handle_builtin_malloc): Remove trailing spaces.
16184 (handle_builtin_memset): Same.
16185 (handle_builtin_memcmp): Same.
16186 (compute_string_length): Same.
16187 (determine_min_objsize): Same.
16188 (handle_builtin_string_cmp): Same.
16189 (handle_char_store): Same. Break up excessively long line.
16191 2019-06-06 Martin Jambor <mjambor@suse.cz>
16193 * tree-sra.c (build_reconstructed_reference): Drop the alignment
16196 2019-06-06 Martin Jambor <mjambor@suse.cz>
16198 * tree-sra.c (struct access): New field grp_same_access_path.
16199 (dump_access): Dump it.
16200 (build_reconstructed_reference): New function.
16201 (build_ref_for_model): Use it if possible.
16202 (path_comparable_for_same_access): New function.
16203 (same_access_path_p): Likewise.
16204 (sort_and_splice_var_accesses): Set the new flag.
16205 (analyze_access_subtree): Likewise.
16206 (propagate_subaccesses_across_link): Propagate zero value of the new
16207 flag down the access tree.
16209 2019-06-06 Andrew Stubbs <ams@codesourcery.com>
16211 * config.gcc (amdgcn-*-*): Allow --with-arch=gfx906.
16212 * config/gcn/gcn.opt (gpu_type): Add gfx906.
16213 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add gfx906 multilib.
16214 (MULTILIB_DIRNAMES): Rename gcn5 to gfx900.
16217 2019-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16219 PR tree-optimization/90332
16220 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
16221 Handle VALS containing two vectors.
16222 * config/aarch64/aarch64-simd.md (*aarch64_combinez<mode>): Rename
16224 (@aarch64_combinez<mode>): ... This.
16225 (*aarch64_combinez_be<mode>): Rename to...
16226 (@aarch64_combinez_be<mode>): ... This.
16227 (vec_init<mode><Vhalf>): New define_expand.
16228 * config/aarch64/iterators.md (Vhalf): Handle V8HF.
16230 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
16232 * config/msp430/msp430.md (ashlhi3): Use the const_variant of shift
16233 library functions only when not optimizing for size.
16234 (ashlsi3): Likewise.
16235 (ashrhi3): Likewise.
16236 (ashrsi3): Likewise.
16237 (lshrhi3): Likewise.
16238 (lshrsi3): Likewise.
16240 2019-06-06 Andreas Krebbel <krebbel@linux.ibm.com>
16242 PR rtl-optimization/88751
16243 * ira.c (ira): Use the number of the actually referenced registers
16244 when calculating the threshold.
16246 2019-06-06 Jakub Jelinek <jakub@redhat.com>
16248 * configure: Regenerate.
16250 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
16252 * config/msp430/msp430.md (ashlhi3): Force shift src operand into a
16253 register if it is in memory, so the shift can be emulated with a rotate
16255 (ashrhi3): Likewise.
16256 (lshrhi3): Likewise.
16258 2019-06-06 Martin Liska <mliska@suse.cz>
16260 PR tree-optimization/87954
16261 * match.pd: Simplify mult where both arguments are 0 or 1.
16263 2019-06-06 Richard Biener <rguenther@suse.de>
16265 * vr-values.c (vr_values::extract_range_from_ssa_name): Do not
16266 put equivalences on UNDEFINED ranges.
16267 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
16268 Make sure to drop defs of stmts added during simplification
16271 2019-06-06 Richard Biener <rguenther@suse.de>
16273 * tree-ssa-structalias.c: Include tree-cfg.h.
16274 (make_heapvar): Do not make heap vars artificial.
16275 (find_func_aliases_for_builtin_call): Handle stack allocation
16277 (find_func_aliases): Delay processing of simple enough returns
16279 (set_uids_in_ptset): Adjust.
16280 (find_what_var_points_to): Likewise.
16281 (solve_constraints): Do not dump points-to sets here.
16282 (compute_points_to_sets): Post-process return statements,
16283 amending the escaped solution. Dump points-to sets afterwards.
16284 (ipa_pta_execute): Dump points-to sets.
16286 2019-06-06 Martin Liska <mliska@suse.cz>
16289 * doc/install.texi: Fix HTML headers and
16290 titles for 'Installing GCC' pages.
16292 2019-06-06 Martin Liska <mliska@suse.cz>
16294 * ipa-icf-gimple.h (dump_message_1): Remove.
16295 (dump_message): Likewise.
16296 (return_false_with_message_1): Print also file.
16297 (return_false_with_msg): Likewise.
16298 (return_with_result): Likewise.
16299 (return_with_debug): Likewise.
16300 * ipa-icf.c (sem_function::equals_private): Remove call
16303 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
16305 * config/i386/sse.md (define_mode_suffix vecmemsuffix): New.
16306 (define_insn "avx512dq_fpclass<mode><mask_scalar_merge_name>"): Enable
16307 memory operand for it.
16308 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>"): Ditto.
16310 2019-06-05 Martin Sebor <msebor@redhat.com>
16312 * config/i386/i386-features.c (ix86_get_function_versions_dispatcher):
16313 Adjust quoting and hyphenation.
16314 * convert.c (convert_to_real_1): Same.
16315 * gcc.c (driver_wrong_lang_callback): Same.
16316 (driver::handle_unrecognized_options): Same.
16317 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
16318 * opts-common.c (cmdline_handle_error): Same.
16319 (read_cmdline_option): Same.
16320 * opts-global.c (complain_wrong_lang): Same.
16321 (print_ignored_options): Same.
16322 (handle_common_deferred_options): Same.
16323 * pretty-print.h: Same.
16324 * print-rtl.c (debug_bb_n_slim): Same.
16325 * sched-rgn.c (make_pass_sched_fusion): Same.
16326 * tree-cfg.c (verify_gimple_assign_unary): Same.
16327 (verify_gimple_label): Same.
16328 * tree-ssa-operands.c (verify_ssa_operands): Same.
16329 * varasm.c (do_assemble_alias): Same.
16330 (assemble_alias): Same.
16332 2019-06-05 Richard Henderson <rth@twiddle.net>
16334 * config/alpha/alpha.c (direct_return): Move down after
16335 struct machine_function definition; use saved frame_size;
16337 (struct machine_function): Add sa_mask, sa_size, frame_size.
16338 (alpha_sa_mask, alpha_sa_size, compute_frame_size): Merge into ...
16339 (alpha_compute_frame_layout): ... new function.
16340 (TARGET_COMPUTE_FRAME_LAYOUT): New.
16341 (alpha_initial_elimination_offset): Use saved sa_size.
16342 (alpha_vms_initial_elimination_offset): Likewise.
16343 (alpha_vms_can_eliminate): Remove alpha_sa_size call.
16344 (alpha_expand_prologue): Use saved frame data. Merge integer
16345 and fp register save loops.
16346 (alpha_expand_epilogue): Likewise.
16347 (alpha_start_function): Use saved frame data.
16348 * config/alpha/alpha-protos.h (direct_return): Update.
16349 (alpha_sa_size): Remove.
16351 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
16353 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
16354 multiplication by a power-of-two value.
16355 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
16356 and turn the modulo operation into a masking operation.
16358 2019-06-05 Jakub Jelinek <jakub@redhat.com>
16361 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
16362 with VOIDmode inner operands.
16364 2019-06-05 Richard Biener <rguenther@suse.de>
16366 PR middle-end/90726
16367 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
16368 turn an expression graph into a tree.
16370 2019-06-05 Jakub Jelinek <jakub@redhat.com>
16372 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
16374 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
16375 treat it like explicit monotonic schedule modifier.
16376 (expand_omp_for): Initialize has_lastprivate_conditional.
16377 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
16380 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
16381 references, lookup in in hash map MEM_REF operand instead of the
16383 (lower_omp_1): When looking for lastprivate conditional assignments,
16384 handle MEM_REFs with REFERENCE_TYPE operands.
16386 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
16387 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
16388 and references a VLA. Handle references to non-VLAs if is_simd
16389 all privatization clauses like reductions.
16390 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
16391 If omp_is_reference, use always omp simd arrays and set
16392 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
16393 fails, emit reference initialization.
16395 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
16398 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
16399 _mm_mask_fpclass_sd_mask): New intrinsics.
16400 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
16401 * config/i386/i386-builtin.def
16402 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
16404 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
16405 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
16406 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
16407 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
16408 case QI_FTYPE_V2SF_INT): Ditto.
16409 * config/i386/sse.md
16410 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
16411 Extended to insnstructions with mask operands.
16413 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
16415 * config/rs6000/constraints.md (define_register_constraint "wp"):
16417 (define_register_constraint "wq"): Delete.
16418 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
16419 (rs6000_init_hard_regno_mode_ok): Adjust.
16420 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
16421 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
16422 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
16423 (define_mode_attr VSa): Delete.
16424 (define_mode_attr VSisa): New.
16425 (rest of file): Adjust.
16426 * doc/md.texi (Machine Constraints): Adjust.
16428 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
16430 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
16431 (define_attr "enabled"): Handle those new isa values.
16433 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
16435 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
16436 (define_mode_attr VSr5): Delete.
16437 (define_mode_attr VStype_sqrt): Delete.
16438 (define_mode_iterator VSX_SPDP): Delete.
16439 (define_mode_attr VS_spdp_res): Delete.
16440 (define_mode_attr VS_spdp_insn): Delete.
16441 (define_mode_attr VS_spdp_type): Delete.
16442 (*vsx_sqrt<mode>2): Adjust.
16443 (vsx_<VS_spdp_insn>): Delete, split to...
16444 (vsx_xscvdpsp): ... this. New. And...
16445 (vsx_xvcvspdp): ... this. New. And...
16446 (vsx_xvcvdpsp): ... this. New.
16448 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
16450 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
16452 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
16453 (rest of file): Adjust.
16455 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
16457 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
16458 (vsx_extract_<mode>_var): Ditto.
16460 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
16462 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
16465 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
16467 * config/rs6000/constraints.md (define_register_constraint "ww"):
16469 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
16470 (rs6000_init_hard_regno_mode_ok): Adjust.
16471 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
16472 RS6000_CONSTRAINT_ww.
16473 * config/rs6000/rs6000.md: Adjust.
16474 * config/rs6000/vsx.md: Adjust.
16475 * doc/md.texi (Machine Constraints): Adjust.
16477 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
16479 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
16480 (define_mode_attr sd): New.
16481 (define_mode_attr s): New.
16482 (define_mode_attr Ftrad): Delete.
16483 (define_mode_attr Fvsx): Delete.
16484 (define_mode_attr Fs): Delete.
16485 (rest of file): Use the new mode attributes.
16486 * config.rs6000/vsx.md: Use the new mode attributes.
16488 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
16490 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
16493 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
16495 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
16496 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
16497 used with VSX_B, VSX_D, or VSX_F, with just "wa".
16499 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
16502 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
16503 C++ with strict ANSI requirements.
16505 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
16507 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
16508 computations when step is 1.
16510 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
16512 * config/rs6000/constraints.md (define_register_constraint "wf"):
16514 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
16515 (rs6000_init_hard_regno_mode_ok): Adjust.
16516 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
16517 RS6000_CONSTRAINT_wf.
16518 * config/rs6000/rs6000.md: Adjust.
16519 * config/rs6000/vsx.md: Adjust.
16520 * doc/md.texi (Machine Constraints): Adjust.
16522 2019-06-04 Andrew Pinski <apinski@marvell.com>
16524 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
16527 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
16529 * config/rs6000/constraints.md (define_register_constraint "wd"):
16531 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
16532 (rs6000_init_hard_regno_mode_ok): Adjust.
16533 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
16534 RS6000_CONSTRAINT_wd.
16535 * config/rs6000/rs6000.md: Adjust.
16536 * config/rs6000/vsx.md: Adjust.
16537 * doc/md.texi (Machine Constraints): Adjust.
16539 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
16541 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
16542 (rest of file): Adjust.
16544 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
16546 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
16547 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
16548 (vsx_splat_<mode>_reg): Adjust.
16550 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
16552 * config/rs6000/constraints.md (define_register_constraint "ws"):
16554 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
16555 (rs6000_init_hard_regno_mode_ok): Adjust.
16556 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
16557 RS6000_CONSTRAINT_ws.
16558 * config/rs6000/rs6000.md: Adjust.
16559 * config/rs6000/vsx.md: Adjust.
16560 * doc/md.texi (Machine Constraints): Adjust.
16562 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
16564 * config/rs6000/constraints.md (define_register_constraint "wv"):
16566 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
16567 (rs6000_init_hard_regno_mode_ok): Adjust.
16568 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
16569 RS6000_CONSTRAINT_wv.
16570 * config/rs6000/rs6000.md: Adjust.
16571 * config/rs6000/vsx.md: Adjust.
16572 * doc/md.texi (Machine Constraints): Adjust.
16574 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
16576 * config/rs6000/constraints.md (define_register_constraint "wi"):
16578 (define_register_constraint "wt"): Delete.
16579 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
16580 (rs6000_init_hard_regno_mode_ok): Adjust.
16581 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
16582 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
16583 * config/rs6000/rs6000.md: Adjust.
16584 * config/rs6000/vsx.md: Adjust.
16585 * doc/md.texi (Machine Constraints): Adjust.
16587 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
16589 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
16591 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
16592 default_elf_asm_output_external.
16594 2019-06-04 Martin Liska <mliska@suse.cz>
16596 * ipa-icf.c (INCLUDE_LIST): Remove.
16597 (sem_item_optimizer::execute): Remove call to init_wpa.
16598 * ipa-icf.h (init_wpa): Remove.
16600 2019-06-04 Jakub Jelinek <jakub@redhat.com>
16602 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
16603 conditional on combined for simd.
16604 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
16606 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
16607 constructs, don't remove lastprivate_conditional_map, but instead set
16608 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
16609 to parent construct temporaries.
16610 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
16611 like !ctx->lastprivate_conditional_map.
16612 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
16613 use up->outer context instead of up.
16614 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
16615 gimple_omp_for_combined_p.
16616 (expand_omp_for_static_nochunk): Likewise.
16617 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
16618 probably moved over into expand_omp_for_generic rather than being copied
16621 2019-06-04 Martin Liska <mliska@suse.cz>
16623 * value-prof.c (dump_histogram_value): Fix typo.
16624 (gimple_mod_subtract_transform): Likewise.
16626 2019-06-04 Richard Biener <rguenther@suse.de>
16628 PR middle-end/90726
16629 * tree-chrec.c (chrec_contains_symbols): Add to visited.
16630 (tree_contains_chrecs): Likewise.
16631 (chrec_contains_symbols_defined_in_loop): Move here and avoid
16632 exponential behaivor from ...
16633 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
16635 (expression_expensive_p): Avoid exponential behavior and compute
16636 expanded size, rejecting any expansion.
16637 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
16638 (idx_contains_abnormal_ssa_name_p): Likewise.
16639 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
16640 (contains_abnormal_ssa_name_p): Simplify and use
16641 walk_tree_without_duplicates.
16643 2019-06-04 Richard Biener <rguenther@suse.de>
16645 PR tree-optimization/90738
16647 2019-06-03 Richard Biener <rguenther@suse.de>
16649 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
16650 full reference tree and record in ref->ref.
16651 (vn_reference_lookup_3): Pass in original ref to
16652 ao_ref_init_from_vn_reference.
16653 (vn_reference_lookup): Likewise.
16654 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
16655 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
16656 Handle non-decl bases in the original reference.
16658 2019-06-04 Martin Liska <mliska@suse.cz>
16660 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
16661 number of references.
16662 (sem_item_optimizer::do_congruence_step):
16663 (sem_item_optimizer::worklist_push): Dump how references
16665 (sem_item_optimizer::worklist_pop): Use heap.
16666 (sem_item_optimizer::process_cong_reduction): Likewise.
16667 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
16669 2019-06-04 Martin Liska <mliska@suse.cz>
16671 * ipa-icf.h (struct sem_usage_pair_hash): New.
16672 (sem_usage_pair_hash::hash): Likewise.
16673 (sem_usage_pair_hash::equal): Likewise.
16674 (struct sem_usage_hash): Likewise.
16675 * ipa-icf.c (sem_item::sem_item): Initialize
16676 referenced_by_count.
16677 (sem_item::add_reference): Register a reference
16678 in ref_map and not in target->usages.
16679 (sem_item::setup): Remove initialization of
16681 (sem_item::~sem_item): Remove usage of dead vectors.
16682 (sem_item::dump): Remove dump of references.
16683 (sem_item_optimizer::sem_item_optimizer): Initialize
16685 (sem_item_optimizer::read_section): Remove useless
16687 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
16688 (sem_item_optimizer::build_graph): Pass m_references
16689 to ::add_reference.
16690 (sem_item_optimizer::verify_classes): Remove usage of dead
16692 (sem_item_optimizer::traverse_congruence_split): Return true
16693 when a class is split.
16694 (sem_item_optimizer::do_congruence_step_for_index): Use
16695 hash_map for look up of (sem_item *, index). That brings
16696 significant speed up.
16697 (sem_item_optimizer::do_congruence_step): Return true
16698 when a split is done.
16699 (congruence_class::is_class_used): Use referenced_by_count.
16701 2019-06-04 Alan Modra <amodra@gmail.com>
16704 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
16707 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
16709 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
16710 * config/rs6000/rs6000.c (direct_move_p): Adjust.
16711 (rs6000_secondary_reload_simple_move): Adjust.
16712 (rs6000_opt_masks): Neuter the "mfpgpr" option.
16713 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
16714 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
16717 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
16718 (floatunssi<mode>2_lfiwzx): Adjust.
16719 (fix_trunc<mode>si2_stfiwx): Adjust.
16720 (fixuns_trunc<mode>si2_stfiwx): Adjust.
16721 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
16722 (mfpgpr): Mark as deprecated.
16723 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
16724 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
16725 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
16727 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
16729 * config/rs6000/constraints.md (define_register_constraint "wg"):
16731 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
16732 RS6000_CONSTRAINT_wg.
16733 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
16734 (rs6000_init_hard_regno_mode_ok): Adjust.
16735 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
16736 Delete "wg" alternatives.
16737 * doc/md.texi (Machine Constraints): Adjust.
16739 2019-06-03 Alan Modra <amodra@gmail.com>
16741 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
16742 (get_uncond_jump_length): Assert length less than INT_MAX and
16745 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
16747 PR middle-end/64242
16748 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
16750 (expand_builtin_nonlocal_goto): Likewise.
16752 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
16754 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
16755 (aarch64_asm_output_external): Declare.
16756 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
16757 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
16758 (aarch64_asm_output_alias): New.
16759 (aarch64_asm_output_external): New.
16760 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
16761 (ASM_OUTPUT_EXTERNAL): Define.
16763 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
16764 * tree-vrp.h (value_range_base::nonzero_p): New.
16765 (value_range_base::set_nonnull): Rename to...
16766 (value_range_base::set_nonzero): ...this.
16767 (value_range_base::set_null): Rename to...
16768 (value_range_base::set_zero): ...this.
16769 (value_range::set_nonnull): Remove.
16770 (value_range::set_null): Remove.
16771 * tree-vrp.c (range_is_null): Remove.
16772 (range_is_nonnull): Remove.
16773 (extract_range_from_binary_expr): Use value_range_base::*zero_p
16774 instead of range_is_*null.
16775 (extract_range_from_unary_expr): Same.
16776 (value_range_base::set_nonnull): Rename to...
16777 (value_range_base::set_nonzero): ...this.
16778 (value_range::set_nonnull): Remove.
16779 (value_range_base::set_null): Rename to...
16780 (value_range_base::set_zero): ...this.
16781 (value_range::set_null): Remove.
16782 (extract_range_from_binary_expr): Rename set_*null uses to
16784 (extract_range_from_unary_expr): Same.
16785 (union_helper): Same.
16786 * vr-values.c (get_value_range): Use set_*zero instead of
16788 (vr_values::extract_range_from_binary_expr): Same.
16789 (vr_values::extract_range_basic): Same.
16791 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
16794 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
16796 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16798 * config/aarch64/iterators.md (MAX_OPP): New code attr.
16799 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3):
16801 (aarch64_<su>abd<mode>_3): ... This.
16802 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
16804 2019-06-03 Richard Biener <rguenther@suse.de>
16806 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
16807 full reference tree and record in ref->ref.
16808 (vn_reference_lookup_3): Pass in original ref to
16809 ao_ref_init_from_vn_reference.
16810 (vn_reference_lookup): Likewise.
16811 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
16812 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
16813 Handle non-decl bases in the original reference.
16815 2019-06-03 Martin Liska <mliska@suse.cz>
16817 * doc/generic.texi: Remove Java Trees.
16819 2019-06-03 Martin Liska <mliska@suse.cz>
16821 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
16822 returns 0 when operands are equal.
16824 2019-06-03 Richard Biener <rguenther@suse.de>
16826 PR tree-optimization/90716
16827 * tree-loop-distribution.c (destroy_loop): Process blocks in
16830 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16833 * vector-builder.h (vector_builder::count_dups): New method.
16834 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
16836 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
16837 (vec_init<mode><Vel>): New pattern.
16838 * config/aarch64/aarch64.c (emit_insr): New function.
16839 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
16840 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
16841 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
16842 (aarch64_sve_expand_vector_init): Define two overloaded functions.
16844 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
16846 PR tree-optimization/90681
16847 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
16848 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
16849 special case for SLP, but fail on non-groupped loads.
16851 2019-06-03 Martin Liska <mliska@suse.cz>
16853 * cfg.c (debug): Use TDF_DETAILS for debug and
16854 print edge info only once.
16856 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
16859 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
16861 2019-06-01 Martin Sebor <msebor@redhat.com>
16863 PR middle-end/90694
16864 * tree-pretty-print.c (dump_generic_node): Add parentheses.
16866 2019-05-31 Jan Hubicka <jh@suse.cz>
16868 * alias.c: Include ipa-utils.h.
16869 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
16870 * ipa-devirt.c (prevailing_odr_type): New.
16871 * ipa-utils.h (previaling_odr_type): Declare.
16873 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
16874 Hongtao Liu <hongtao.liu@intel.com>
16877 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
16878 NOTE_INSN_DELETED_LABEL check.
16880 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
16881 Robert Suchanek <robert.suchanek@mips.com>
16883 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
16884 and 3rd operands of the fmadd/fmsub/maddv builtin.
16886 2019-05-31 Jakub Jelinek <jakub@redhat.com>
16888 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
16889 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
16890 on OMP_SIMD if not nested inside of worksharing loop that also has
16891 lastprivate conditional clause for the same decl.
16892 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
16893 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
16895 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
16897 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
16899 (lower_lastprivate_clauses): Likewise.
16900 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
16901 calling lower_rec_input_clauses.
16902 (lower_omp_for): Likewise.
16903 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
16904 clause on simd construct.
16905 * omp-expand.c (expand_omp_simd): Initialize cond_var if
16906 OMP_CLAUSE__CONDTEMP_ clause is present.
16908 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
16911 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
16914 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
16915 TEX_D32, TEX_D64 or TEX_D128.
16917 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
16919 * match.pd (~(vec?cst1:cst2)): New transformation.
16921 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
16923 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
16924 ((size_t)(A /[ex] B) CMP C): New transformation.
16926 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
16928 * doc/md.texi: Document define_insn_and_rewrite.
16929 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
16930 * gensupport.c (queue_elem): Update comment.
16931 (replace_operands_with_dups): New function.
16932 (gen_rewrite_sequence): Likewise.
16933 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
16934 * read-rtl.c (apply_subst_iterator): Likewise.
16935 (add_condition_to_rtx, named_rtx_p): Likewise.
16936 (rtx_reader::read_rtx_operand): Likewise.
16937 * config/aarch64/aarch64-sve.md
16938 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
16939 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
16940 define_insn_and_rewrite.
16941 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
16942 Remove separate define_split.
16944 2019-05-31 Jan Hubicka <jh@suse.cz>
16946 * tree-ssa-alias.c (type_has_components_p): New function.
16947 (aliasing_component_refs_p): Use it.
16949 2019-05-31 Martin Liska <mliska@suse.cz>
16951 * gdbhooks.py: Add const_tree to TreePrinter.
16953 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
16956 * common.opt (feliminate-unused-debug-symbols): Enable by default.
16957 * doc/invoke.texi (Debugging Options): Document new default of
16958 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
16960 2019-05-31 Jakub Jelinek <jakub@redhat.com>
16962 PR tree-optimization/90671
16963 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
16964 template_block used to be empty on the first call, don't use
16965 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
16966 seq with bb_seq and set it with set_bb_seq.
16968 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
16970 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
16972 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
16973 Michael Meissner <meissner@linux.ibm.com>
16975 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
16976 (prefixed_mem_operand): Likewise.
16977 (non_prefixed_mem_operand): Likewise.
16978 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
16980 * config/rs6000/rs6000.c (print_operand_address): Handle
16981 PC-relative addresses.
16982 (mode_supports_prefixed_address_p): New function.
16983 (rs6000_prefixed_address): New function.
16984 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
16985 (SYMBOL_REF_PCREL_P): Likewise.
16987 2019-05-30 Jakub Jelinek <jakub@redhat.com>
16989 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
16990 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
16991 (gimplify_omp_for): If worksharing loop with lastprivate conditional
16992 is nested inside of parallel region, add _condtemp_ clause to both.
16993 * tree-nested.c (convert_nonlocal_omp_clauses,
16994 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
16996 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
16998 * omp-general.c (omp_extract_for_data): Compute it.
16999 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
17000 (lower_rec_input_clauses): Likewise.
17001 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
17002 clause is already present, just add one further one after it.
17003 (lower_lastprivate_clauses): Handle cond_ptr with array type.
17004 (lower_send_shared_vars): Clear _condtemp_ vars.
17005 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
17006 or section or taskgroup.
17007 * omp-expand.c (determine_parallel_type): Disallow combining only if
17008 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
17009 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
17010 (expand_omp_for_generic, expand_omp_for_static_nochunk,
17011 expand_omp_for_static_chunk, expand_omp_for): Use
17012 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
17013 determine if a special set of API routines are needed and if condtemp
17014 needs to be initialized, while always initialize cond_var if
17015 fd->lastprivate_conditional is non-zero.
17017 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
17018 Michael Meissner <meissner@linux.ibm.com>
17020 * config/rs6000/constraints.md (eI): New constraint.
17021 * config/rs6000/predicates.md (cint34_operand): New predicate.
17022 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
17023 (SIGNED_34BIT_OFFSET_P): Likewise.
17024 * doc/md.texi (eI): Document constraint.
17026 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
17028 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
17030 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
17031 Michael Meissner <meissner@linux.ibm.com>
17033 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
17034 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
17035 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
17036 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
17037 (OTHER_FUTURE_MASKS): Likewise.
17038 (POWERPC_MASKS): Likewise.
17039 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
17040 specified without -mprefixed-addr or -mcpu=future. Error if
17041 -mprefixed-addr is specified without -mcpu=future.
17042 (rs6000_opt_masks): Add entry for prefixed-addr.
17043 * rs6000.opt (mprefixed-addr): New option.
17045 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
17047 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
17048 cfun->is_thunk check.
17050 2019-05-30 Jakub Jelinek <jakub@redhat.com>
17052 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
17055 2019-05-30 Martin Liska <mliska@suse.cz>
17057 * gdbinit.in: Fix 'ptc' command. Add trt
17058 that prints TREE_TYPE($).
17060 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
17061 Alan Modra <amodra@gmail.com>
17063 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
17065 (rs6000_indirect_call_template_1): ...and here.
17066 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
17067 plt16_ha, plt16_lo, mtctr indirect calls. Use
17068 rs6000_pltseq_enum.
17069 (rs6000_decl_ok_for_sibcall): New function.
17070 (rs6000_function_ok_for_sibcall): Refactor.
17071 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
17072 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
17073 when pcrel. Reorganize.
17074 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
17075 * rs6000.h (rs6000_pltseq_enum): New enum.
17076 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
17077 (*pltseq_tocsave): Use rs6000_pltseq_enum.
17078 (*pltseq_plt16_ha): Likewise.
17079 (*pltseq_plt16_lo): Likewise.
17080 (*pltseq_mtctr): Likewise.
17081 (*pltseq_plt_pcrel): New insn.
17082 (*call_local_aix): Handle @notoc calls.
17083 (*call_value_local_aix): Likewise.
17084 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
17085 (*call_value_nonlocal_aix): Likewise.
17086 (*call_indirect_pcrel): New insn.
17087 (*call_value_indirect_pcrel): Likewise.
17089 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
17091 * config/i386/sse.md (*save_multiple<mode>): Rename from
17092 save_multiple<mode>.
17093 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
17094 (*restore_multiple_and_return<mode>): Rename from
17095 restore_multiple_and_return<mode>.
17096 (*restore_multiple_leave_return<mode>): Rename from
17097 restore_multiple_leave_return<mode>.
17099 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
17101 * config.gcc (rx-*-linux*): New target.
17102 * config/rx/elf.opt: New file.
17103 * config/rx/linux.h: Likewise.
17104 * config/rx/t-linux: Likewise.
17105 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
17107 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
17108 (ASM_APP_OFF): Likewise.
17109 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
17112 2019-05-29 Jan Hubicka <jh@suse.cz>
17114 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
17115 variants are pointer equivalent.
17117 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
17119 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
17120 * config/aarch64/aarch64-sve2.md: New file.
17121 (<u>avg<mode>3_floor): New pattern.
17122 (<u>avg<mode>3_ceil): Likewise.
17123 (*<sur>h<addsub><mode>): Likewise.
17124 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
17125 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
17127 2019-05-29 Jakub Jelinek <jakub@redhat.com>
17130 * optc-save-gen.awk: In cl_optimization_print, use correct condition
17131 for var_opt_string printing. In cl_optimization_print_diff, print
17132 (null) instead of invoking undefined behavior if one of the
17133 var_opt_string pointers is NULL and use && instead of first || in the
17134 guarding condition. For var_target_other options, handle const char *
17135 target variables similarly to const char * optimize node variables.
17137 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
17139 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
17140 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
17141 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
17142 Add autib1716 and pacib1716 initialisation.
17143 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
17144 for autib1716 and pacib1716.
17145 * config/aarch64/aarch64-protos.h (aarch64_key_type,
17146 aarch64_post_cfi_startproc): Define.
17147 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
17148 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
17149 aarch64_handle_pac_ret_protection): Set default sign key to A.
17150 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
17151 aarch64_expand_prologue): Add check for b-key.
17152 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
17153 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
17154 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
17155 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
17156 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
17157 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
17158 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
17159 * config/aarch64/aarch64.md (do_return): Add check for b-key.
17160 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
17161 pauth_hint_num_a with pauth_hint_num.
17162 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
17163 pauth_hint_num_a with pauth_hint_num.
17164 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
17165 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
17166 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
17167 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
17168 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
17169 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
17170 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
17171 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
17172 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
17173 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
17174 UNSPEC_AUTIA1716 respectively.
17175 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to
17176 pauth_hint_num and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP,
17177 UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
17178 * doc/invoke.texi (-mbranch-protection): Add b-key type.
17179 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
17180 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
17182 2019-05-29 Jakub Jelinek <jakub@redhat.com>
17184 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
17185 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
17186 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
17187 explicit clause on combined parallel into implicit shared clause.
17188 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
17189 and firstprivate if the decl has one too from combined parallel to
17190 the worksharing construct.
17192 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
17193 Michael Meissner <meissner@linux.ibm.com>
17195 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
17197 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
17199 * rtl.h (LABEL_REF_P): New #define.
17201 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
17203 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
17205 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
17207 * internal-fn.c: Marked mask_load_direct as vectorizable.
17208 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
17209 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
17210 combined even if masks different with allow_slp_p param.
17211 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
17212 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
17213 dissolve SLP-only vectorizable groups when SLP has been discarded.
17214 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
17215 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
17217 (vect_build_slp_tree_1): Fixed comment typo.
17218 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
17219 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
17220 loads for SLP only.
17221 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
17223 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
17225 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17227 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
17228 Remove obsolete use_thunk reference.
17229 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
17230 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
17231 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
17232 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
17233 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
17234 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
17235 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17236 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
17237 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
17239 2019-05-28 Nathan Sidwell <nathan@acm.org>
17241 * tree.h (IDENTIFIER_ANON_P): New.
17242 (anon_aggrname_format, anon_aggname_p): Don't declare.
17243 (make_anon_name): Declare.
17244 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
17245 (hash_tree): Likewise.
17246 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
17247 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
17248 (anon_cnt, make_anon_name): New.
17250 2019-05-28 Martin Liska <mliska@suse.cz>
17253 * opts-global.c (decode_options): Print help for all
17254 help_option_arguments.
17255 * opts.c (print_help): Add new argument.
17256 (common_handle_option): Remember all values into
17257 help_option_arguments.
17258 * opts.h (print_help): Add new argument.
17260 2019-05-28 Martin Liska <mliska@suse.cz>
17263 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
17264 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
17265 (func_checker::compare_bb): Call compare_loops.
17267 2019-05-27 Jakub Jelinek <jakub@redhat.com>
17269 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
17270 on sections construct.
17271 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
17273 (lower_omp_sections): Handle lastprivate conditional.
17274 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
17275 lastprivate_conditional_map.
17276 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
17278 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
17279 critical, taskgroup and section regions when looking for a region
17280 with non-NULL lastprivate_conditional_map.
17282 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
17284 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
17285 (*ix86_gen_sub3): Ditto.
17286 (*ix86_gen_sub3_carry): Ditto.
17287 (*ix86_gen_one_cmpl2): Ditto.
17288 (*ix86_gen_andsp): Ditto.
17289 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
17290 (gen_and2_insn): New static function.
17291 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
17292 Use gen_add3_insn instead of ix86_gen_add3.
17293 (ix86_expand_split_stack_prologue): Use gen_add2_insn
17294 instead of ix86_gen_add3.
17295 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
17296 Use gen_sub3_insn instead of ix86_gen_sub3.
17297 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
17298 instead of ix86_gen_add3.
17299 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
17300 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
17301 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
17302 * config/i386/i386-options.c (ix86_option_override_internal):
17303 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
17304 ix86_gen_one_cmpl2 and ix86_gen_andsp.
17306 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
17308 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
17309 and DW_OP_GNU_const_index opcodes.
17311 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
17313 * config/i386/i386.h (STACK_SIZE_MODE): Define.
17315 2019-05-27 Richard Biener <rguenther@suse.de>
17317 PR tree-optimization/90637
17318 * tree-ssa-sink.c (statement_sink_location): Honor the
17319 computed sink location for single-uses.
17321 2019-05-27 Richard Biener <rguenther@suse.de>
17323 PR middle-end/90610
17324 * match.pd (vec_perm): Avoid clobbering op0 when not generating
17327 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
17329 * config/i386/i386.md (@sub<mode>3_carry): Rename
17330 from sub<mode>3_carry.
17331 (@leave_<mode>): New expander.
17332 (*leave): Rename from leave.
17333 (*leave_rex64): Rename from leave_rex64.
17334 (@monitorx_<mode>): Rename from monitorx_<mode>.
17335 (@clzero_<mode>): Rename from clzero_<mode>.
17336 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
17337 from sse3_monitor_<mode>.
17338 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
17339 (*ix86_gen_leave): Ditto.
17340 (*ix86_gen_monitor): Ditto.
17341 (*ix86_gen_monitorx): Ditto.
17342 (*ix86_gen_clzero): Ditto.
17343 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
17344 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
17345 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
17346 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
17347 Use gen_sse3_monitor instead of ix86_gen_monitor.
17348 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
17349 instead of ix86_gen_monitorx.
17350 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
17351 instead of ix86_gen_clzero.
17352 * config/i386/i386-options.c (ix86_option_override_internal):
17353 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
17354 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
17356 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
17358 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
17359 Rename from tls_global_dynamic_64_<mode>.
17360 (@tls_local_dynamic_base_64_<mode>): Rename from
17361 tls_local_dynamic_base_64_<mode>.
17362 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
17363 Remove indirect function.
17364 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
17365 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
17366 instead of ix86_gen_tls_global_dynamic_64.
17367 Use gen_tls_local_dynamic_base_64 instead of
17368 ix86_gen_tls_local_dynamic_base_64.
17369 * config/i386/i386-options.c (ix86_option_override_internal):
17370 Do not initialize ix86_gen_tls_global_dynamic_64 and
17371 ix86_gen_tls_local_dynamic_base_64.
17373 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
17375 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
17376 Rename from pro_epilogue_adjust_stack_<mode>_add.
17377 (@pro_epilogue_adjust_stack_sub_<mode>)
17378 Rename from pro_epilogue_adjust_stack_<mode>_sub.
17379 (@allocate_stack_worker_probe_<mode>):
17380 Rename from allocate_stack_worker_probe_<mode>.
17381 (allocate_stack): Use gen_allocate_stack_worker_probe.
17382 (probe_stack): Use gen_probe_stack_1.
17383 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
17384 (@adjust_stack_and_probe_<mode>): Rename from
17385 adjust_stack_and_probe<mode>.
17386 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
17387 (stack_protect_set): Use gen_stack_protect_set_1.
17388 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
17389 (stack_protect_test): Use gen_stack_protect_test_1.
17390 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
17391 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
17392 Remove indirect function.
17393 (*ix86_gen_adjust_stack_and_probe): Ditto.
17394 (*ix86_gen_probe_stack_range): Ditto.
17395 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
17396 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
17397 (ix86_adjust_stack_and_probe_stack_clash): Use
17398 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
17399 (ix86_adjust_stack_and_probe): Ditto.
17400 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
17401 of ix86_gen_probe_stack_range.
17402 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
17403 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
17404 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
17405 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
17406 CODE_FOR_stack_protect_test_{si,di}.
17407 * config/i386/i386-options.c (ix86_option_override_internal):
17408 Do not initialize ix86_gen_allocate_stack_worker,
17409 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
17411 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
17413 * doc/invoke.texi (Link Options): Many editorial changes around
17416 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17418 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
17419 pre-Solaris 11 referene and most Studio compiler details.
17421 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
17424 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
17425 DImode to SImode in floating-point registers on 64-bit target.
17426 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
17427 register_operand in xmpyu patterns.
17429 2019-05-24 Jakub Jelinek <jakub@redhat.com>
17431 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
17432 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
17433 OMP_CLAUSE__REDUCTEMP_.
17434 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
17435 OMP_CLAUSE__CONDTEMP_.
17436 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
17437 * tree-pretty-print.c (dump_omp_clause): Likewise.
17438 * tree-nested.c (convert_nonlocal_omp_clauses,
17439 convert_local_omp_clauses): Likewise.
17440 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
17441 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
17442 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
17444 (gimplify_omp_for): Warn and disable conditional modifier from
17445 lastprivate on loop iterators.
17446 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
17448 * omp-general.c (omp_extract_for_data): Initialize it.
17449 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
17451 (delete_omp_context): Delete it.
17452 (lower_lastprivate_conditional_clauses): New function.
17453 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
17454 handle lastprivate conditional clauses.
17455 (lower_reduction_clauses): Add CLIST argument, emit it into
17456 the critical section if any.
17457 (lower_omp_sections): Adjust lower_lastprivate_clauses and
17458 lower_reduction_clauses callers.
17459 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
17460 to lower_lastprivate_clauses.
17461 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
17462 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
17463 clist into a critical section if not emitted there already by
17464 lower_reduction_clauses.
17465 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
17467 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
17468 conditional variables.
17469 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
17471 (expand_omp_for_generic, expand_omp_for_static_nochunk,
17472 expand_omp_for_static_chunk): Handle lastprivate conditional.
17473 (expand_omp_for): Handle fd.lastprivate_conditional like
17476 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
17478 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
17479 kernel does not exit cleanly.
17480 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
17482 2019-05-24 Jason Merrill <jason@redhat.com>
17485 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
17487 2019-05-24 Richard Biener <rguenther@suse.de>
17490 * tree-loop-distribution.c (struct partition): Add location
17492 (partition_alloc): Initialize all fields.
17493 (generate_memset_builtin): Use the location recorded in the
17494 partition for the generated call.
17495 (generate_memcpy_builtin): Likewise.
17496 (classify_partition): Record the location of a single store
17497 as location for the partition.
17499 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
17501 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
17504 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
17507 * common/config/aarch64/aarch64-common.c
17508 (aarch64_rewrite_selected_cpu): Change local temporary variable
17509 type from unsigned long to uint64_t.
17510 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
17511 aarch64_get_extension_string_for_isa_flags): Change declaration to
17512 match new definition by replacing unsigned long with uint64_t.
17514 2019-05-24 Jakub Jelinek <jakub@redhat.com>
17517 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
17518 gen_attr_type just once instead of 4-7 times. Formatting fixes.
17519 Handle stack_protect_test_<mode> codegen similarly to corresponding
17522 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
17524 * config/i386/darwin.h: Reject -mfentry*.
17525 * doc/sourcebuild.texi: Document mfentry target support.
17527 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
17529 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
17530 Rename to rs6000_global_entry_point_prologue_needed_p. Return
17531 false for PC-relative functions.
17532 (rs6000_output_function_prologue): Change called function name to
17533 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
17534 name,1" for PC-relative functions.
17535 (rs6000_elf_declare_function_name): Change called function name to
17536 rs6000_global_entry_point_prologue_needed_p.
17538 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
17541 * config/i386/i386.c (gen_rtx_cost):
17542 Use ix86_tune_cost instead of ix86_cost.
17544 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
17545 Michael Meissner <meissner@linux.ibm.com>
17546 Segher Boessenkool <segher@kernel.crashing.org>
17548 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
17550 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
17551 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
17552 (rs6000_fndecl_pcrel_p): Likewise.
17553 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
17554 error if -mpcrel is requested without -mcpu=future.
17555 (rs6000_opt_masks): Add entry for pcrel.
17556 (rs6000_fndecl_pcrel_p): New function.
17557 (rs6000_pcrel_p): Likewise.
17558 * config/rs6000/rs6000.opt (mpcrel): New option.
17559 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
17561 2019-05-23 Jan Hubicka <jh@suse.cz>
17562 Martin Liska <mliska@suse.cz>
17564 PR tree-optimization/90576
17565 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
17567 (aliasing_component_refs_p): Fix three way size compare conditional;
17568 give up earlier in case we can not decide on equivalence.
17570 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
17571 Michael Meissner <meissner@linux.ibm.com>
17572 Segher Boessenkool <segher@kernel.crashing.org>
17574 * config.gcc: Add future cpu.
17575 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
17576 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
17578 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
17579 (RS6000_CPU): New instantiation for future cpu.
17580 * config/rs6000/rs6000-opts.h (enum processor_type): Add
17582 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
17583 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
17584 * config/rs6000/rs6000-tables.opt: Regenerate.
17585 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
17586 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
17587 (rs6000_machine_from_flags): Handle future cpu.
17588 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
17589 PROCESSOR_POWER9 for now.
17590 (rs6000_adjust_cost): Likewise.
17591 (rs6000_issue_rate): Likewise.
17592 (rs6000_register_move_cost): Likewise.
17593 (rs6000_opt_masks): Add entry for future.
17594 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
17595 (MASK_FUTURE): New #define.
17596 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
17597 * config/rs6000/rs6000.opt (mfuture): New target option.
17598 * doc/invoke.texi (mcpu): Add future cpu.
17600 2019-05-23 Martin Liska <mliska@suse.cz>
17603 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
17604 operation points to a temporary (pointed via tree_to_wide_ref)
17605 that is out of scope after the &.
17607 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
17610 * doc/extend.texi (Function Names): Add missing word.
17612 2019-05-23 Richard Biener <rguenther@suse.de>
17614 PR tree-optimization/88440
17615 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
17617 * tree-loop-distribution.c (generate_memset_builtin): Fold the
17619 (generate_memcpy_builtin): Likewise.
17620 (distribute_loop): Pass in whether to only distribute patterns.
17621 (prepare_perfect_loop_nest): Also allow size optimization.
17622 (pass_loop_distribution::execute): When optimizing a loop
17623 nest for size allow pattern replacement.
17625 2019-05-23 Jakub Jelinek <jakub@redhat.com>
17628 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
17631 2019-05-23 Martin Liska <mliska@suse.cz>
17634 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
17635 expression similarly to gimplify_decl_expr.
17637 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17639 * cse.c (cse_dump_path): s/dump_file/f.
17641 2019-05-22 David Malcolm <dmalcolm@redhat.com>
17644 * diagnostic-format-json.cc: Include "selftest.h".
17645 (json_from_expanded_location): Only add "file" key for non-NULL
17647 (json_from_location_range): Don't add "start" and "finish"
17648 children if they are UNKNOWN_LOCATION.
17649 (selftest::test_unknown_location): New selftest.
17650 (selftest::test_bad_endpoints): New selftest.
17651 (selftest::diagnostic_format_json_cc_tests): New function.
17652 * json.cc (json::object::get): New function.
17653 (selftest::test_object_get): New selftest.
17654 (selftest::json_cc_tests): Call it.
17655 * json.h (json::object::get): New decl.
17656 * selftest-run-tests.c (selftest::run_tests): Call
17657 selftest::diagnostic_format_json_cc_tests.
17658 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
17661 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
17662 Andrew Stubbs <amd@codesourcery.com>
17664 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
17665 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
17666 (kernel): Rename to...
17667 (main_kernel): ... this.
17668 (load_image): Load _init_array and _fini_array kernels.
17669 (run): Add argument for kernel to run.
17670 (main): Run init_array_kernel before main_kernel, and
17671 fini_array_kernel after.
17672 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
17673 amdgpu_hsa_kernel attribute on functions.
17674 (gcn_disable_constructors): Delete.
17675 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
17676 * config/gcn/crt0.c (size_t): Define.
17677 (_init_array, _fini_array): New.
17678 (__preinit_array_start, __preinit_array_end,
17679 __init_array_start, __init_array_end,
17680 __fini_array_start, __fini_array_end): Declare weak references.
17682 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
17684 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
17686 2019-05-22 Jason Merrill <jason@redhat.com>
17688 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
17690 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
17693 * config/i386/i386-options.c (ix86_init_machine_status): Set
17694 stack_frame_required to true.
17695 * config/i386/i386.c (ix86_get_frame_size): New function.
17696 (ix86_frame_pointer_required): Replace get_frame_size with
17697 ix86_get_frame_size.
17698 (ix86_compute_frame_layout): Likewise.
17699 (ix86_find_max_used_stack_alignment): Changed to void. Set
17700 stack_frame_required.
17701 (ix86_finalize_stack_frame_flags): Always call
17702 ix86_find_max_used_stack_alignment. Replace get_frame_size with
17703 ix86_get_frame_size.
17704 * config/i386/i386.h (machine_function): Add stack_frame_required.
17706 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
17708 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
17710 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
17712 * common/config/aarch64/aarch64-common.c
17713 (struct aarch64_option_extension, struct processor_name_to_arch,
17714 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
17715 aarch64_contains_opt,
17716 aarch64_get_extension_string_for_isa_flags): Change type of
17717 variables storing flags to uint64_t.
17718 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
17719 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
17720 * config/aarch64/aarch64.c (struct processor,
17721 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
17722 aarch64_validate_march, aarch64_override_options,
17723 aarch64_option_print, aarch64_handle_attr_isa_flags,
17724 aarch64_declare_function_name, aarch64_start_file): Make flag
17725 variables uint64_t.
17726 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
17727 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
17728 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
17729 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
17730 * config/aarch64/driver-aarch64.c
17731 (struct aarch64_arch_extension, struct aarch64_core_data,
17732 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
17733 flag variables uint64_t.
17734 * doc/invoke.texi: Add documentation for new arguments.
17736 2019-05-22 Richard Biener <rguenther@suse.de>
17738 * alias.c (ao_ref_from_mem): Move stack-slot sharing
17740 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
17742 2019-05-22 Martin Liska <mliska@suse.cz>
17745 * doc/extend.texi: Document the change.
17747 2019-05-22 Richard Biener <rguenther@suse.de>
17749 PR tree-optimization/90450
17750 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
17751 (mem_ref_hasher::equal): Check it.
17752 (mem_ref_alloc): Initialize it.
17753 (gather_mem_refs_stmt): Set it.
17755 2019-05-22 Richard Biener <rguenther@suse.de>
17757 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
17759 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
17762 2019-05-22 Alan Modra <amodra@gmail.com>
17764 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
17765 (ASM_CPU_SPEC): Conditionally add -many.
17766 * config/rs6000/rs6000.c (rs6000_machine): New static var.
17767 (rs6000_machine_from_flags, emit_asm_machine): New functions..
17768 (rs6000_file_start): ..extracted from here, and modified to
17770 (rs6000_output_function_prologue): Emit .machine as necessary.
17772 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
17774 PR middle-end/90553
17775 * ira-lives.c (process_bb_node_lives): Consider defs
17776 for a call insn to be die before the call, not after.
17778 * function.c (assign_parm_setup_block): Raise alignment of
17779 stacked parameter only for STRICT_ALIGNMENT targets.
17781 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
17783 * config/rs6000/constraints.md (define_register_constraint "wz"):
17785 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
17786 RS6000_CONSTRAINT_wz.
17787 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
17788 (rs6000_init_hard_regno_mode_ok): Adjust.
17789 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
17790 * doc/md.texi (Machine Constraints): Adjust.
17792 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
17794 * config/rs6000/constraints.md (define_register_constraint "wl"):
17796 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
17797 RS6000_CONSTRAINT_wl.
17798 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
17799 (rs6000_init_hard_regno_mode_ok): Adjust.
17800 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
17801 * doc/md.texi (Machine Constraints): Adjust.
17803 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
17805 * config/rs6000/constraints.md (define_register_constraint "wm"):
17807 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
17808 RS6000_CONSTRAINT_wm.
17809 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
17810 (rs6000_init_hard_regno_mode_ok): Adjust.
17811 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
17812 * doc/md.texi (Machine Constraints): Adjust.
17814 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
17816 * config/rs6000/constraints.md (define_register_constraint "wk"):
17818 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
17819 RS6000_CONSTRAINT_wk.
17820 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
17821 (rs6000_init_hard_regno_mode_ok): Adjust.
17822 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
17823 * doc/md.texi (Machine Constraints): Adjust.
17825 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
17827 * config/rs6000/constraints.md (define_register_constraint "wj"):
17829 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
17830 RS6000_CONSTRAINT_wj.
17831 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
17832 (rs6000_init_hard_regno_mode_ok): Adjust.
17833 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
17835 * config/rs6000/vsx.md: Ditto.
17836 * doc/md.texi (Machine Constraints): Adjust.
17838 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
17840 * config/rs6000/constraints.md (define_register_constraint "wh"):
17842 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
17843 RS6000_CONSTRAINT_wh.
17844 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
17845 (rs6000_init_hard_regno_mode_ok): Adjust.
17846 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
17847 * doc/md.texi (Machine Constraints): Adjust.
17849 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
17852 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
17853 Avoid calling gen_lowpart with CONST operand.
17855 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
17857 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
17858 field template_last_to_copy.
17859 (ssa_create_duplicates): Set it, and use it. Attempt to
17860 preserve more debug stmts.
17862 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
17864 * config/i386/sse.md (VF1_AVX2): New mode iterator.
17865 (signbit<mode>2): New expander
17867 2019-05-21 James Clarke <jrtc27@jrtc27.com>
17870 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
17871 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
17873 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
17875 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
17876 %ebx and %ecx bafore calling cpuid with leaf 1 or
17877 non-constant leaf argument.
17879 2019-05-21 Alan Modra <amodra@gmail.com>
17882 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
17883 power9 direct move cost.
17885 2019-05-21 Richard Biener <rguenther@suse.de>
17887 PR middle-end/90510
17888 * fold-const.c (fold_read_from_vector): New function.
17889 * fold-const.h (fold_read_from_vector): Declare.
17890 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
17891 single-element insert permutations. Canonicalize selector
17892 further and fix issue with last commit.
17894 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
17896 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
17897 parameter with default value false to declaration.
17898 (split_edges_for_insertion): New inline function. Wrapper for
17899 split_critical_edges with for_edge_insertion_p = true.
17900 * tree-cfg.c (split_critical_edges): Don't split non-critical
17901 edges if for_edge_insertion_p is false. Fix whitespace.
17902 * tree-ssa-pre.c (pass_pre::execute): Call
17903 split_edges_for_insertion instead of split_critical_edges.
17904 * tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
17905 * tree-ssa-sink.c (pass_sink_code::execute): Ditto.
17906 (pass_data_sink_code): Update function name in the comment.
17908 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
17910 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
17911 around is_value_included_in that knows how to handle BIT_AND_EXPR.
17912 (is_pred_expr_subset_of): Use the new function. Handle more cases where
17913 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
17916 2019-05-21 Martin Liska <mliska@suse.cz>
17918 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
17920 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
17921 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
17923 * config/rs6000/rs6000.c (rs6000_option_override_internal):
17925 (rs6000_function_arg): Likewise.
17926 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
17927 (rs6000_expand_ternop_builtin): Use interval syntax.
17928 (get_element_number): Likewise.
17929 (altivec_expand_builtin): Likewise.
17930 (rs6000_get_function_versions_dispatcher): Quote target_clones.
17932 2019-05-20 Jakub Jelinek <jakub@redhat.com>
17936 * function.h (struct function): Add calls_eh_return member.
17937 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
17938 gimplifying __builtin_eh_return call.
17939 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
17941 (expand_call_inline): Or in src_cfun->calls_eh_return into
17942 dst_cfun->calls_eh_return.
17943 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
17944 cfun->calls_eh_return.
17945 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
17946 * lto-streamer-out.c (output_struct_function_base): Write
17949 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
17951 PR rtl-optimization/43147
17952 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
17953 IX86_BUILTIN_SHUFPD.
17955 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
17957 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
17958 (refs_may_alias_p_1): ... here; update stats.
17959 (refs_may_alias_p): Do not update stats here.
17961 2019-05-20 Richard Biener <rguenther@suse.de>
17963 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
17964 doesn't produce pointers.
17965 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
17966 the first operand points to.
17968 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
17970 * tree-ssa-alias.c (compare_sizes): New function.
17971 (sompare_type_sizes): New function
17972 (aliasing_component_refs_p): Use it.
17973 (indirect_ref_may_alias_decl_p): Likewise.
17975 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17977 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
17979 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17981 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
17982 (LIBLSAN_EARLY_SPEC): Likewise.
17983 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
17985 2019-05-20 Martin Liska <mliska@suse.cz>
17987 * config/i386/i386.c (ix86_libc_has_fast_function):
17988 Add ATTRIBUTE_UNUSED for the argument.
17990 2019-05-20 Richard Biener <rguenther@suse.de>
17992 * gimple-match-head.c: Include vec-perm-indices.h.
17993 * generic-match-head.c: Likewise.
17994 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
17996 * fold-const.c (fold_vec_perm): Export.
17997 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
17998 (match.pd): ...here.
18000 2019-05-20 Jakub Jelinek <jakub@redhat.com>
18002 * cfgloop.h (struct loop): Add simdlen member.
18003 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
18004 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
18005 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
18006 as new argument to autovectorize_vector_sizes target hook. If
18007 loop->simdlen, pick up vector size where the vectorization factor
18008 is equal to loop->simd, and if there is none, fall back to the first
18010 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
18012 * omp-low.c (omp_clause_aligned_alignment): Likewise.
18013 * omp-general.c (omp_max_vf): Likewise.
18014 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
18015 * tree-vect-slp.c (vect_slp_bb): Likewise.
18016 * target.def (autovectorize_vector_sizes): Add ALL argument and
18018 * doc/tm.texi: Adjust documentation.
18019 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
18020 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
18021 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
18023 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
18024 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
18025 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
18026 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
18027 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
18028 preferred vector size is not 512-bit or 256-bit, just put those
18029 unpreferred ones last.
18031 2019-05-20 Martin Liska <mliska@suse.cz>
18033 * targhooks.c (default_libc_has_fast_function): New function.
18034 * targhooks.h (default_libc_has_fast_function): Likewise.
18036 2019-05-20 Martin Liska <mliska@suse.cz>
18038 PR middle-end/90263
18039 * builtins.c (expand_builtin_memory_copy_args): When having a
18040 target with fast mempcpy implementation do now use memcpy.
18041 * config/i386/i386.c (ix86_libc_has_fast_function): New.
18042 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
18043 * doc/tm.texi: Likewise.
18044 * doc/tm.texi.in: Likewise.
18046 * expr.c (emit_block_move_hints): Add 2 new arguments.
18047 * expr.h (emit_block_move_hints): Bail out when libcall
18048 to memcpy would be used.
18050 2019-05-20 Martin Liska <mliska@suse.cz>
18052 * profile-count.c: Add vertical spacing in order
18053 to separate functions.
18054 * profile-count.h: Likewise.
18056 2019-05-20 Martin Liska <mliska@suse.cz>
18058 * profile-count.h: Do not use full qualified
18060 * profile-count.c (profile_count::to_frequency): Likewise.
18062 2019-05-20 Martin Liska <mliska@suse.cz>
18064 * profile-count.h (enum profile_quality): Use capital letters
18065 for enum value names. Use the adjusted names.
18066 * profile-count.c: Use the adjusted names.
18068 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
18070 * config/rs6000/constraints.md (define_register_constraint "wH"):
18072 (define_register_constraint "wI"): Delete.
18073 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
18074 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
18075 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
18076 (rs6000_init_hard_regno_mode_ok): Adjust.
18077 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
18078 resp. "d", or with "wa" as appropriate, all with "p8v".
18079 * config/rs6000/vsx.md: Ditto.
18080 * doc/md.texi (Machine Constraints): Adjust.
18082 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
18084 * config/rs6000/constraints.md (define_register_constraint "wy"):
18086 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
18087 RS6000_CONSTRAINT_wy.
18088 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
18089 (rs6000_init_hard_regno_mode_ok): Adjust.
18090 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
18091 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
18092 (define_mode_attr Fisa): New.
18093 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
18094 * doc/md.texi (Machine Constraints): Adjust.
18096 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
18098 * config/rs6000/constraints.md (define_register_constraint "wu"):
18100 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
18101 RS6000_CONSTRAINT_wu.
18102 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
18103 (rs6000_init_hard_regno_mode_ok): Adjust.
18104 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
18106 (define_mode_attr Fa): Delete.
18107 * config/rs6000/vsx.md: Ditto.
18108 * doc/md.texi (Machine Constraints): Adjust.
18110 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
18112 * config/rs6000/constraints.md (define_register_constraint "wJ"):
18114 (define_register_constraint "wK"): Delete.
18115 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
18116 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
18117 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
18118 (rs6000_init_hard_regno_mode_ok): Adjust.
18119 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
18120 Replace "wK" constraint by "wH" with "p9v".
18121 * config/rs6000/vsx.md: Ditto.
18122 * doc/md.texi (Machine Constraints): Adjust.
18124 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
18126 * config/rs6000/constraints.md (define_register_constraint "wb"):
18128 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
18129 RS6000_CONSTRAINT_wb.
18130 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
18131 (rs6000_init_hard_regno_mode_ok): Adjust.
18132 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
18133 * config/rs6000/vsx.md: Ditto.
18134 * doc/md.texi (Machine Constraints): Adjust.
18136 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
18138 * config/rs6000/constraints.md (define_register_constraint "wo"):
18140 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
18141 RS6000_CONSTRAINT_wo.
18142 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
18143 (rs6000_init_hard_regno_mode_ok): Adjust.
18144 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
18145 * config/rs6000/altivec.md: Ditto.
18146 * doc/md.texi (Machine Constraints): Adjust.
18148 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
18150 * config/darwin-c.c (darwin_register_objc_includes): Do not
18151 prepend the sysroot when building gnu-runtime header search
18154 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
18156 * config/darwin.c (darwin_file_end): Use switch_to_section ()
18157 instead of direct output of the asm.
18159 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
18161 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
18162 argument to be type bool (was int before).
18163 (rs6000_emit_epilogue): Simplify some code. Declare some variables
18164 at first use. Use type bool for some variables. Fix a theoretical
18165 eh_return bug for svr4.
18167 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
18169 * config/rs6000/rs6000.md (isa): New attribute.
18170 (enabled): New attribute.
18172 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
18174 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
18175 assemble_start_function and assemble_end_function.
18177 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
18179 PR middle-end/89433
18180 * omp-general.c (oacc_verify_routine_clauses): Change formal
18181 parameters. Add checking if already marked with an OpenACC
18182 'routine' directive. Adjust all users.
18184 PR middle-end/89433
18185 * omp-general.c (oacc_build_routine_dims): Move some of its
18187 (oacc_verify_routine_clauses): ... this new function.
18188 * omp-general.h (oacc_verify_routine_clauses): New prototype.
18190 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
18192 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
18193 formating of picbase labels to match other ports.
18195 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
18197 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
18198 in the generated code.
18200 2019-05-16 Martin Sebor <msebor@redhat.com>
18202 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
18203 identifiers, keywords, operators, and types in diagnostics. Correct
18204 quoting, spelling, and sentence capitalization issues.
18205 (expand_builtin_atomic_is_lock_free): Same.
18206 (fold_builtin_next_arg): Same.
18207 * cfgexpand.c (expand_one_var): Same.
18208 (tree_conflicts_with_clobbers_p): Same.
18209 (expand_asm_stmt): Same.
18210 (verify_loop_structure): Same.
18211 * cgraphunit.c (process_function_and_variable_attributes): Same.
18212 * collect-utils.c (collect_execute): Same.
18213 * collect2.c (maybe_run_lto_and_relink): Same.
18214 (is_lto_object_file): Same.
18215 (scan_prog_file): Same.
18216 * convert.c (convert_to_real_1): Same.
18217 * dwarf2out.c (dwarf2out_begin_prologue): Same.
18218 * except.c (verify_eh_tree): Same.
18219 * gcc.c (execute): Same.
18220 (eval_spec_function): Same.
18221 (run_attempt): Same.
18222 (driver::set_up_specs): Same.
18223 (compare_debug_auxbase_opt_spec_function): Same.
18224 * gcov-tool.c (unlink_gcda_file): Same.
18226 (do_rewrite): Same.
18227 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
18228 * gimplify.c (gimplify_asm_expr): Same.
18229 (gimplify_adjust_omp_clauses): Same.
18230 * hsa-gen.c (gen_hsa_addr_insns): Same.
18231 (gen_hsa_insns_for_load): Same.
18232 (gen_hsa_cmp_insn_from_gimple): Same.
18233 (gen_hsa_insns_for_operation_assignment): Same.
18234 (gen_get_level): Same.
18235 (gen_hsa_alloca): Same.
18236 (omp_simple_builtin::generate): Same.
18237 (gen_hsa_atomic_for_builtin): Same.
18238 (gen_hsa_insns_for_call): Same.
18239 * input.c (dump_location_info): Same.
18240 * ipa-devirt.c (compare_virtual_tables): Same.
18241 * ira.c (ira_setup_eliminable_regset): Same.
18242 * lra-assigns.c (lra_assign): Same.
18243 * lra-constraints.c (lra_constraints): Same.
18244 * lto-streamer-in.c (lto_input_mode_table): Same.
18245 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
18246 (merge_and_complain): Same.
18247 (compile_offload_image): Same.
18248 (compile_images_for_offload_targets): Same.
18249 (debug_objcopy): Same.
18252 * opts.c (print_specific_help): Same.
18253 (parse_no_sanitize_attribute): Same.
18254 (print_help): Same.
18255 (handle_param): Same.
18256 * plugin.c (add_new_plugin): Same.
18257 (parse_plugin_arg_opt): Same.
18258 (try_init_one_plugin): Same.
18259 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
18260 operators, and types in diagnostics. Correct quoting and spelling
18262 * read-rtl-function.c (parse_edge_flag_token): Same.
18263 (function_reader::parse_enum_value): Same.
18264 * reg-stack.c (check_asm_stack_operands): Same.
18265 * regcprop.c (validate_value_data): Same.
18266 * sched-rgn.c (make_pass_sched_fusion): Same.
18267 * stmt.c (check_unique_operand_names): Same.
18268 * targhooks.c (default_target_option_pragma_parse): Same.
18269 * tlink.c (recompile_files): Same.
18270 * toplev.c (process_options): Same.
18271 (do_compile): Same.
18272 * trans-mem.c (diagnose_tm_1): Same.
18273 (ipa_tm_scan_irr_block): Same.
18274 (ipa_tm_diagnose_transaction): Same.
18275 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
18276 format a tree code name in a diagnostic.
18277 (verify_types_in_gimple_min_lval): Same.
18278 (verify_types_in_gimple_reference): Same.
18279 (verify_gimple_call): Same.
18280 (verify_gimple_assign_unary): Same.
18281 (verify_gimple_assign_binary): Same.
18282 (verify_gimple_assign_ternary): Same.
18283 (verify_gimple_assign_single): Same.
18284 (verify_gimple_switch): Same.
18285 (verify_gimple_label): Same.
18286 (verify_gimple_phi): Same.
18287 (verify_gimple_in_seq): Same.
18288 (verify_eh_throw_stmt_node): Same.
18289 (collect_subblocks): Same.
18290 (gimple_verify_flow_info): Same.
18291 (do_warn_unused_result): Same.
18292 * tree-inline.c (expand_call_inline): Same.
18293 * tree-into-ssa.c (update_ssa): Same.
18294 * tree.c (tree_int_cst_elt_check_failed): Same.
18295 (tree_vec_elt_check_failed): Same.
18296 (omp_clause_operand_check_failed): Same.
18297 (verify_type_variant): Same.
18298 (verify_type): Same.
18299 * value-prof.c (verify_histograms): Same.
18300 * varasm.c (assemble_start_function): Same.
18302 2019-05-16 Martin Sebor <msebor@redhat.com>
18304 * config/i386/i386-expand.c (get_element_number): Quote keywords
18305 and other internal names in diagnostics. Adjust other diagnostic
18306 formatting issues noted by -Wformat-diag.
18307 * config/i386/i386-features.c
18308 (ix86_mangle_function_version_assembler_name): Same.
18309 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
18310 * config/i386/i386.c (ix86_function_type_abi): Same.
18311 (ix86_function_ms_hook_prologue): Same.
18312 (classify_argument): Same.
18313 (ix86_expand_prologue): Same.
18314 (ix86_md_asm_adjust): Same.
18315 (ix86_memmodel_check): Same.
18317 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
18319 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
18320 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
18323 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
18326 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
18327 intrinsics without SSE/SSE2/SSSE3.
18328 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
18330 (*mmx_uavgv8qi3): Likewise.
18332 2019-05-17 Richard Biener <rguenther@suse.de>
18334 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
18335 VEC_PERM_EXPR as __VEC_PERM with -gimple.
18337 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
18339 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
18340 vec_sldw insn pattern.
18342 2019-05-17 Richard Biener <rguenther@suse.de>
18344 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
18346 2019-05-17 Martin Liska <mliska@suse.cz>
18349 * toplev.c (output_stack_usage): With LTO and sanitizer it
18350 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
18351 has no file location.
18353 2019-05-16 Jakub Jelinek <jakub@redhat.com>
18356 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
18357 sz0 is equal to sz1, instead return false in that case.
18359 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
18360 has non-constant expression, force sctx.lane and use two
18361 argument IFN_GOMP_SIMD_LANE instead of single argument.
18362 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
18363 two argument IFN_GOMP_SIMD_LANE without lhs.
18364 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
18366 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
18368 (LOOP_REQUIRES_VERSIONING): Or in
18369 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
18370 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
18372 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
18373 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
18374 from simd if clause if needed.
18376 2019-05-16 Richard Biener <rguenther@suse.de>
18378 * tree-affine.c (expr_to_aff_combination): New function split
18380 (tree_to_aff_combination): ... here.
18381 (aff_combination_expand): Avoid building a GENERIC tree.
18383 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
18385 * cgraphunit.c (cgraph_node::expand_thunk): Remove
18386 assemble_start_function and assemble_end_function calls.
18387 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
18388 assemble_start_function and assemble_end_function.
18389 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
18390 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
18391 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
18392 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
18393 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
18394 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
18395 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
18396 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
18397 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
18398 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
18399 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
18400 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
18402 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
18403 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
18404 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
18405 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
18406 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
18407 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
18408 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
18409 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
18410 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
18411 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
18412 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
18413 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18414 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
18415 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
18417 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
18418 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
18419 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
18421 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
18423 * tree-ssa-alias.c (alias_stats): Add
18424 aliasing_component_refs_p_may_alias and
18425 aliasing_component_refs_p_no_alias.
18426 (dump_alias_stats): Print aliasing_component_refs_p stats.
18427 (aliasing_component_refs_p): Update stats.
18429 2019-05-16 Martin Liska <mliska@suse.cz>
18432 * multiple_target.c (expand_target_clones): Do not allow
18433 target_clones being used with a symbol that is an alias.
18435 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
18437 PR tree-optimization/90394
18438 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
18439 positives rather than ICE for cases where (code2 == NE_EXPR
18440 && code1 == BIT_AND_EXPR).
18442 2019-05-16 Jakub Jelinek <jakub@redhat.com>
18445 * tree-core.h (struct tree_decl_common): Document
18446 decl_nonshareable_flag for PARM_DECLs.
18447 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
18448 * calls.c (expand_call): Don't try tail call if caller
18449 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
18450 passed on the stack and callee needs to pass any arguments on the
18452 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
18453 else if instead of series of mutually exclusive ifs. Handle
18454 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
18455 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
18457 * lto-streamer.h (LTO_major_version): Bump to 9.
18459 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
18461 PR tree-optimization/90106
18462 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
18463 new parameter as new internal function call, also move it to new
18465 (use_internal_fn): Pass internal function call to
18466 shrink_wrap_one_built_in_call_with_conds.
18468 2019-05-15 Jakub Jelinek <jakub@redhat.com>
18470 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
18472 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
18473 safelen_int and set loop->dont_vectorize.
18475 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18478 * config/i386/i386-builtin.def: Enable MMX intrinsics with
18480 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
18482 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
18483 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
18484 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
18487 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18490 * config/i386/mmx.md (*vec_dupv2sf): Changed to
18491 define_insn_and_split to support SSE emulation.
18492 (*vec_extractv2sf_0): Likewise.
18493 (*vec_extractv2sf_1): Likewise.
18494 (*vec_extractv2si_0): Likewise.
18495 (*vec_extractv2si_1): Likewise.
18496 (*vec_extractv2si_zext_mem): Likewise.
18497 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
18498 (vec_extractv2sf_1 splitter): Likewise.
18499 (vec_extractv2sfsf): Likewise.
18500 (vec_setv2si): Likewise.
18501 (vec_extractv2si_1 splitter): Likewise.
18502 (vec_extractv2sisi): Likewise.
18503 (vec_setv4hi): Likewise.
18504 (vec_extractv4hihi): Likewise.
18505 (vec_setv8qi): Likewise.
18506 (vec_extractv8qiqi): Likewise.
18507 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
18508 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
18509 (vec_extractv2sisi): Likewise.
18510 (vec_extractv4hihi): Likewise.
18511 (vec_extractv8qiqi): Likewise.
18512 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
18513 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
18514 (vec_initv2sisi): Likewise.
18515 (vec_initv4hihi): Likewise.
18516 (vec_initv8qiqi): Likewise.
18517 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
18518 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
18519 (vec_setv4hi): Likewise.
18520 (vec_setv8qi): Likewise.
18522 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18525 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
18526 TARGET_MMX_WITH_SSE.
18527 (MMXMODE:*mov<mode>_internal): Likewise.
18528 (MMXMODE:movmisalign<mode>): Likewise.
18530 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
18533 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
18534 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
18535 (sse2_cvtpd2pi): Ditto.
18536 (sse2_cvttpd2pi): Ditto.
18537 (*vec_concatv2sf_sse4_1): Ditto.
18538 (*vec_concatv2sf_sse): Ditto.
18539 (*vec_concatv2si_sse4_1): Ditto.
18540 (*vec_concatv2si): Ditto.
18541 (*vec_concatv4si_0): Ditto.
18542 (*vec_concatv2di_0): Ditto.
18544 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18547 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
18549 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18552 * config/i386/sse.md (ssse3_palignrdi): Changed to
18553 define_insn_and_split to support SSE emulation.
18555 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18558 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
18560 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18563 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
18564 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
18567 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18570 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
18571 or TARGET_MMX_WITH_SSE.
18572 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
18574 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18577 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
18579 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18582 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
18583 Changed to define_insn_and_split to support SSE emulation.
18585 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18588 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
18589 Changed to define_insn_and_split to support SSE emulation.
18591 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18594 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
18595 (*mmx_<emms>): This.
18596 (mmx_<emms>): New expander.
18598 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18601 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
18603 (*sse2_umulv1siv1di3): Add SSE2 emulation.
18605 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18608 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
18610 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18613 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
18615 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18618 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
18619 TARGET_MMX_WITH_SSE.
18620 (*mmx_uavgv4hi3): Add SSE emulation.
18622 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18625 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
18626 and TARGET_MMX_WITH_SSE.
18627 (*mmx_uavgv8qi3): Add SSE emulation.
18629 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18632 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
18633 maskmovdqu for __MMX_WITH_SSE__.
18635 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18638 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
18639 TARGET_MMX and TARGET_MMX_WITH_SSE.
18640 (*mmx_umulv4hi3_highpart): Add SSE emulation.
18642 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18645 * config/i386/mmx.md (mmx_pmovmskb): Changed to
18646 define_insn_and_split to support SSE emulation.
18648 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18651 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
18652 and TARGET_MMX_WITH_SSE.
18653 (mmx_<code>v8qi3): Likewise.
18654 (smaxmin:<code>v4hi3): New.
18655 (umaxmin:<code>v8qi3): Likewise.
18656 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
18657 (umaxmin:*mmx_<code>v8qi3): Likewise.
18659 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18662 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
18663 TARGET_MMX_WITH_SSE.
18664 (*mmx_pinsrw): Add SSE emulation.
18666 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18669 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
18671 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18674 * config/i386/sse.md (sse_cvtpi2ps): Changed to
18675 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
18678 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18681 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
18682 (sse_cvttps2pi): Likewise.
18684 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18687 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
18688 TARGET_MMX_WITH_SSE.
18689 (mmx_pshufw_1): Add SSE emulation.
18690 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
18691 TARGET_MMX_WITH_SSE to support SSE emulation.
18693 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18696 * config/i386/constraints.md (Yw): New constraint.
18697 * config/i386/mmx.md (*vec_dupv2si): Changed to
18698 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
18699 support SSE emulation.
18701 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18704 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
18705 TARGET_MMX_WITH_SSE.
18706 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
18708 (mmx_gt<mode>3): Likewise.
18710 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18713 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
18714 TARGET_MMX_WITH_SSE. Add SSE support.
18716 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18719 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
18720 TARGET_MMX_WITH_SSE.
18721 (any_logic:<code><mode>3): New.
18722 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
18725 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18728 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
18729 TARGET_MMX_WITH_SSE. Add SSE emulation.
18730 (mmx_<shift_insn><mode>3): Likewise.
18731 (ashr<mode>3): New.
18732 (<shift_insn><mode>3): Likewise.
18734 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18737 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
18738 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
18740 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18743 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
18744 TARGET_MMX_WITH_SSE.
18745 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
18748 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18751 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
18752 TARGET_MMX_WITH_SSE.
18754 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
18757 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18760 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
18761 (plusminus:mmx_<plusminus_insn><mode>3): Check
18762 TARGET_MMX_WITH_SSE.
18763 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
18764 (<plusminus_insn><mode>3): New.
18765 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
18766 (*mmx_<plusminus_insn><mode>3): Likewise.
18768 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18771 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
18772 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
18774 * config/i386/mmx.m (mmx_punpckhbw): Changed to
18775 define_insn_and_split to support SSE emulation.
18776 (mmx_punpcklbw): Likewise.
18777 (mmx_punpckhwd): Likewise.
18778 (mmx_punpcklwd): Likewise.
18779 (mmx_punpckhdq): Likewise.
18780 (mmx_punpckldq): Likewise.
18782 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18783 Uros Bizjak <ubizjak@gmail.com>
18786 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
18788 (ix86_split_mmx_pack): Likewise.
18789 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
18791 (ix86_split_mmx_pack): Likewise.
18792 * config/i386/i386.md (mmx_isa): New.
18793 (enabled): Also check mmx_isa.
18794 * config/i386/mmx.md (any_s_truncate): New code iterator.
18795 (s_trunsuffix): New code attr.
18796 (mmx_packsswb): Removed.
18797 (mmx_packssdw): Likewise.
18798 (mmx_packuswb): Likewise.
18799 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
18800 MMX packsswb/packuswb with SSE2.
18801 (mmx_packssdw): Likewise.
18802 * config/i386/predicates.md (register_mmxmem_operand): New.
18804 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18807 * config/i386/i386-c.c (ix86_target_macros_internal): Define
18808 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
18809 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
18810 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
18811 (ix86_vector_mode_supported_p): Likewise.
18812 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
18814 2019-05-15 Martin Liska <mliska@suse.cz>
18816 PR middle-end/90478
18817 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
18818 Check for overflow.
18820 2019-05-15 Richard Biener <rguenther@suse.de>
18822 * tree-into-ssa.c (pass_build_ssa::execute): Run
18823 update_address_taken before going into SSA.
18825 2019-05-15 Richard Biener <rguenther@suse.de>
18827 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
18828 as __BIT_FIELD_REF with type with -gimple.
18830 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
18832 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
18833 semantically equivalent branches (left over after prior refactorings).
18835 2019-05-15 Richard Biener <rguenther@suse.de>
18837 PR tree-optimization/88828
18838 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
18841 2019-05-14 Richard Biener <rguenther@suse.de>
18843 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
18844 as __VIEW_CONVERT with -gimple.
18846 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
18849 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
18852 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
18854 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
18855 define_split to become a define_insn_and_split.
18857 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
18859 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
18861 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
18862 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
18863 (sibcall_epilogue): Adjust.
18864 (epilogue): Adjust.
18866 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18868 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
18869 to unsupported ones.
18870 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
18871 * config.host: Likewise.
18872 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
18873 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
18874 __svr4__]: Remove "brand" fallback.
18875 [!KSTAT_DATA_STRING]: Remove.
18876 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
18878 (comdat_group): Likewise.
18879 (set_have_as_tls): Likewise.
18880 (gcc_cv_target_dl_iterate_phdr): Likewise.
18881 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
18882 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
18883 * configure: Regenerate.
18884 * doc/install.texi: Simplify Solaris target triplets.
18885 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
18886 (Specific, *-*-solaris2*): Document Solaris 10 removal.
18887 Remove Solaris 10 references.
18888 Remove obsolete Solaris bug reference.
18889 (Specific, sparc-sun-solaris2.10): Remove.
18891 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
18893 * config/i386/i386.md (any_div): New code iterator.
18894 (paired_mod): New code attribute.
18895 (sgnprefix): Handle DIV and UDIV RTXes.
18897 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
18898 and udivmod<mode>4 patterns using any_div code iterator.
18899 (divmod splitters): Macroize splitters using any_div code iterator.
18900 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
18901 (*udivmodsi4_pow2_zext_2): Ditto.
18902 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
18903 and *udivmod<mode>4_noext patterns using any_div code iterator.
18904 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
18905 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
18906 patterns using any_div code iterator.
18907 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
18908 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
18909 patterns using any_div code iterator.
18910 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
18911 udivmodhiqi3 patterns using any_extend code iterator.
18913 2019-05-14 Richard Biener <rguenther@suse.de>
18914 H.J. Lu <hongjiu.lu@intel.com>
18916 PR tree-optimization/88828
18917 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
18918 permuting in a single non-constant element not extracted
18921 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
18923 * internal-fn.def (SIGNBIT): New.
18924 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
18926 (signbitv4sf2): Likewise.
18928 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
18931 * config/mips/mips.c (mips_split_move): Skip forward SRC into
18932 next insn when the SRC reg is dead.
18934 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
18936 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
18937 (alloc_cand_and_find_basis): Ditto.
18938 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
18939 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
18940 (create_add_imm_cand, slsr_process_cast): Ditto.
18941 (slsr_process_copy, replace_mult_candidate): Ditto.
18942 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
18943 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
18944 (pass_strength_reduction::execute): Init the first NULL element.
18946 2019-05-13 Nathan Sidwell <nathan@acm.org>
18948 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
18949 (run_attempt): Reformat line break.
18951 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
18954 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
18955 data registers in sibcall epilogues.
18956 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
18958 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
18961 * configure.ac (--enable-frame-pointer):
18962 Disable by default for cygwin and mingw.
18963 * configure: Regenerate.
18965 2019-05-13 Nathan Sidwell <nathan@acm.org>
18967 * dwarf2out.c (breakout_comdat_types): Move comment to correct
18969 (const_ok_for_output_1): Balance parens around #if/#else/#endif
18970 (gen_member_die): Move abstract origin check earlier. Only VARs
18971 can be static_inline_p. Simplify splicing control flow.
18973 2019-05-13 Richard Biener <rguenther@suse.de>
18975 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
18977 (vect_build_slp_tree_1): Likewise.
18979 2019-05-13 Richard Biener <rguenther@suse.de>
18981 PR tree-optimization/90402
18982 * tree-if-conv.c (tree_if_conversion): Value number only
18983 the loop body by making the latch an exit of the region
18985 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
18987 (do_rpo_vn): Deal with multiple edges into the entry block
18988 that are not backedges inside the region by skipping PHIs
18989 of the entry block.
18991 2019-05-13 Richard Biener <rguenther@suse.de>
18993 PR tree-optimization/90316
18994 * tree-ssa-pre.c (insert_aux): Fold into ...
18995 (insert): ... this function. Use a RPO walk to reduce the
18996 number of required iterations.
18998 2019-05-13 Martin Liska <mliska@suse.cz>
19000 PR tree-optimization/90416
19001 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
19002 string instead of passing the second part as va_arg argument.
19004 2019-05-13 Martin Liska <mliska@suse.cz>
19006 PR gcov-profile/90380
19007 * gcov.c (handle_cycle): Do not support zero cycle count,
19008 it should not be possible.
19009 (path_contains_zero_cycle_arc): New function.
19010 (circuit): Ignore zero cycle arc counts.
19012 2019-05-13 Martin Liska <mliska@suse.cz>
19014 PR gcov-profile/90380
19015 * gcov.c (enum loop_type): Remove the enum and
19017 (handle_cycle): Assert that we should not reach
19019 (circuit): Use loop_found instead of a tri-state loop_type.
19020 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
19023 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
19026 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
19027 (ix86_output_indirect_branch_via_reg): Use output mechanism
19028 accounting for __USER_LABEL_PREFIX__.
19029 (ix86_output_indirect_branch_via_push): Likewise.
19030 (ix86_output_function_return): Likewise.
19031 (ix86_output_indirect_function_return): Likewise.
19033 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
19035 * doc/md.texi: Document use of code attributes in rtx patterns.
19036 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
19037 * read-rtl.c (find_code): Split out search loops into...
19038 (maybe_find_code): ...this new function.
19039 (check_code_iterator): Make the error message more informative.
19040 (check_code_attribute): New function.
19041 (rtx_reader::rtx_alloc_for_name): Likewise.
19042 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
19043 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
19044 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
19045 <max_opp> directly as an rtx code instead of via a match_operator.
19046 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
19047 (<su>abd<mode>_3): Update accordingly.
19049 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
19051 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
19052 is given, print the state of the EH "save world" computation for
19055 2019-05-11 Jakub Jelinek <jakub@redhat.com>
19058 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
19059 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
19061 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
19063 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
19064 Use pinsrd for TARGET_SSE4_1.
19065 * config/i386/sse.md (movdi_to_sse): Ditto.
19067 2019-05-10 Richard Biener <rguenther@suse.de>
19069 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
19070 (do_rpo_vn): Initialize next_value_id.
19072 2019-05-10 Martin Liska <mliska@suse.cz>
19074 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
19077 2019-05-10 Jakub Jelinek <jakub@redhat.com>
19079 PR tree-optimization/90385
19080 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
19081 arguments of the exit phis.
19084 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
19085 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
19087 (copy_tree_body_r): Likewise.
19088 (copy_fn): Set id.do_not_fold to true.
19090 2019-05-10 Martin Liska <mliska@suse.cz>
19092 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
19093 Reapply changes from r269790.
19095 2019-05-10 Martin Liska <mliska@suse.cz>
19097 PR middle-end/90340
19098 * doc/invoke.texi: New params.
19099 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
19100 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
19101 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
19103 * tree-switch-conversion.h (struct jump_table_cluster):
19106 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
19108 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
19110 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
19112 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
19114 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
19116 PR rtl-optimization/88879
19117 * sel-sched.c (sel_target_adjust_priority): Remove assert.
19119 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
19122 * config/arm/arm.c (callee_saved_reg_p): Move before
19123 thumb_find_work_register.
19124 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
19125 thumb_find_work_register. Only call df_get_live_out once.
19126 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
19127 (thumb_find_work_register): Use
19128 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
19129 algorithms to locate a spare call clobbered reg.
19131 2019-05-09 Martin Liska <mliska@suse.cz>
19133 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
19134 and MAX_EXPR in GIMPLE FE format.
19136 2019-05-09 Martin Liska <mliska@suse.cz>
19138 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
19139 * gimple-pretty-print.c (dump_gimple_bb_header):
19141 (pp_cfg_jump): Dump edge probability.
19142 * profile-count.c (profile_quality_as_string): Simplify
19143 with a static array.
19144 (parse_profile_quality): New function.
19145 (profile_count::dump): Simplify with a static array.
19146 (profile_count::from_gcov_type): Add new argument.
19147 * profile-count.h (parse_profile_quality): Likewise.
19148 * predict.h (set_hot_bb_threshold): New.
19149 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
19151 * predict.c (get_hot_bb_threshold): Set from the new param.
19152 (set_hot_bb_threshold): New.
19154 2019-05-09 Richard Biener <rguenther@suse.de>
19156 PR tree-optimization/90395
19157 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
19158 rewrite vector stores that throw internally.
19160 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
19162 * cif-code.def (CHKP): Remove.
19165 * configure.ac (--enable-frame-pointer): Disable by default for
19167 * configure: Regenerate.
19169 2019-05-09 Alan Modra <amodra@gmail.com>
19172 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
19173 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
19174 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
19175 cost for general <-> vsx when direct moves are available.
19176 Cost union classes at minimal cost for any reg in the class.
19177 Correct calculation for moves between vsx, float, and altivec.
19178 Don't return a low cost for moves between special regs. Don't
19179 use hard coded register numbers.
19180 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
19181 (rs6000_ira_change_pseudo_allocno_class): New function.
19182 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
19183 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
19185 (movsi_internal1): Don't disparage vector alternatives.
19186 (mov<mode>_internal): Likewise, excepting alternative that
19188 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
19189 we <- b alternative.
19191 2019-05-08 Jakub Jelinek <jakub@redhat.com>
19194 PR tree-optimization/89060
19195 * tree-ssa-live.h (live_vars_map): New typedef.
19196 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
19197 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
19198 (struct compute_live_vars_data): New type.
19199 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
19200 live_vars_at_stmt, destroy_live_vars): New functions.
19201 * tree-tailcall.c: Include tree-ssa-live.h.
19202 (live_vars, live_vars_vec): New global variables.
19203 (find_tail_calls): Perform variable life analysis before punting.
19204 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
19205 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
19207 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
19208 Perform variable life analysis to select variables that really need
19210 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
19211 instead set id->eh_landing_pad_dest and assert it is the same.
19212 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
19214 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
19215 Richard Earnshaw <rearnsha@arm.com>
19218 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
19220 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
19221 (thumb1_compute_save_core_reg_mask): Don't force a spare work
19222 register if both the epilogue and prologue can use call-clobbered
19224 (thumb1_unexpanded_epilogue): Use
19225 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
19226 picking temporaries for restoring high regs to match that of the
19227 prologue where possible.
19228 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
19229 the list of work registers. Detect if the return address is still live
19230 at the end of the prologue and avoid using it for a work register if so.
19231 If the return address is not live, add LR to the list of pushable regs
19232 after the first pass.
19234 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
19236 PR tree-optimization/90078
19237 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
19238 (INFTY): Increase the value for infinite cost.
19239 (struct comp_cost): Promote type of members to int64_t.
19240 (infinite_cost): Don't set complexity in initialization.
19241 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
19242 overflows to infinite_cost.
19243 (adjust_setup_cost): Promote type of parameter and cost computation
19245 (struct ainc_cost_data, struct iv_ca): Promote type of member to
19247 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
19248 cost computation to int64_t.
19249 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
19250 int64_t's format specifier in dump.
19252 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
19254 PR tree-optimization/90240
19255 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
19256 with respect to scaling factor pre-computed for each basic block.
19257 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
19258 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
19259 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
19260 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
19261 live range for array of loop's basic blocks. Cleanup aux field of
19262 loop's basic blocks.
19264 2019-05-08 Jakub Jelinek <jakub@redhat.com>
19266 PR tree-optimization/90356
19267 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
19269 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
19271 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
19272 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
19273 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
19274 (ix86_handle_option): Handle -mavx512bf16.
19275 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
19277 * config/i386/avx512bf16vlintrin.h: New.
19278 * config/i386/avx512bf16intrin.h: New.
19279 * config/i386/cpuid.h (bit_AVX512BF16): New.
19280 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
19281 * config/i386/i386-builtin-types.def: Add new types.
19282 * config/i386/i386-builtin.def: Add new builtins.
19283 * config/i386/i386-c.c (ix86_target_macros_internal): Define
19285 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
19286 (ix86_option_override_internal): Handle BF16.
19287 (ix86_valid_target_attribute_inner_p): Ditto.
19288 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
19289 * config/i386/i386-builtin.c (enum processor_features): Add
19291 (static const _isa_names_table isa_names_table): Ditto.
19292 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
19293 (PTA_AVX512BF16): Ditto.
19294 * config/i386/i386.opt: Add -mavx512bf16.
19295 * config/i386/immintrin.h: Include avx512bf16intrin.h
19296 and avx512bf16vlintrin.h.
19297 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
19298 avx512f_cvtneps2bf16_<mode><mask_name>,
19299 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
19300 * config/i386/subst.md (mask_half): Add new subst.
19301 * doc/invoke.texi: Document -mavx512bf16.
19303 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
19305 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
19306 Delete declaration.
19307 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
19308 (rs6000_debug_legitimize_reload_address): Delete.
19309 (rs6000_legitimize_reload_address_ptr): Delete.
19310 (rs6000_option_override_internal): Adjust.
19311 (mem_operand_gpr): Adjust comment.
19312 (legitimate_lo_sum_address_p): Ditto.
19313 (rs6000_legitimize_reload_address): Delete.
19314 (rs6000_debug_legitimize_reload_address): Delete.
19315 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
19317 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
19320 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19321 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
19322 to compute vector element selector for both constant and variable
19325 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
19327 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
19328 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
19329 ashrdi3_cvt using SWI48 mode iterator.
19331 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
19333 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
19334 (aarch64_<su>abd<mode>_3): Likewise.
19335 (*aarch64_<su>abd<mode>_3): New define_insn.
19336 (<sur>sad<vsi2qi>): New define_expand.
19337 * config/aarch64/iterators.md: Added MAX_OPP attribute.
19338 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
19339 (build_vect_cond_expr): Likewise.
19341 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
19343 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
19344 clobbers outside of accessible_reg_set.
19345 * config/i386/i386.c (ix86_conditional_register_usage):
19346 Disable register sets by clearing corresponding bits in
19347 accessible_reg_set. Do not set corresponding bits in fixed_regs,
19348 call_used_regs and don't clear corresponding reg_names array members.
19350 2019-05-07 Richard Biener <rguenther@suse.de>
19352 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
19353 not specified still compute a comp_vectype for invariant
19356 2019-05-07 Richard Biener <rguenther@suse.de>
19358 PR tree-optimization/90316
19359 * tree-ssa-pre.c (translate_vuse_through_block): When
19360 same_valid is NULL do not bother to search for a virtual
19362 (phi_translate_1): When operands changed we cannot keep
19363 the same value-number so do not bother to ask whether
19364 that's possible from translate_vuse_through_block.
19366 2019-05-07 Martin Liska <mliska@suse.cz>
19368 * bitmap.c (bitmap_register): Come up with
19369 alloc_descriptor_max_uid and assign it for
19371 (register_overhead): Use get_descriptor as
19373 (release_overhead): New.
19374 (bitmap_elem_to_freelist): Call it.
19375 (bitmap_elt_clear_from): Likewise.
19376 (bitmap_obstack_free): Likewise.
19377 (bitmap_move): Sensitively release memory.
19378 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
19379 (bitmap_initialize): Initialize alloc_descriptor to zero.
19380 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
19382 2019-05-07 Richard Biener <rguenther@suse.de>
19384 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
19385 we build a SLP node. Remove max_size and limiting.
19386 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
19388 2019-05-07 Richard Biener <rguenther@suse.de>
19390 PR tree-optimization/90316
19391 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
19392 limit by reference.
19393 (walk_non_aliased_vuses): Take walking limit argument.
19394 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
19395 walking if it is reached instead of just counting.
19396 (get_continuation_for_phi): Likewise.
19397 (walk_non_aliased_vuses): Likewise, instead of leaving counter
19398 limiting to the callback.
19399 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
19400 (vn_reference_lookup_3): Likewise.
19401 (vn_reference_lookup_pieces): Likewise.
19402 (vn_reference_lookup): Likewise.
19403 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
19404 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
19405 (avail_exprs_stack::lookup_avail_expr): Likewise.
19407 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
19409 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
19410 for comparaible types in the second direction even if first one
19411 hits incomparable type.
19413 2019-05-07 Richard Biener <rguenther@suse.de>
19416 * lto-wrapper.c (debug_objcopy): Use the original filename
19417 including archive offset for the filename used for -save-temps.
19419 2019-05-07 Li Jia He <helijia@linux.ibm.com>
19421 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
19424 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
19425 Hongtao Liu <hongtao.liu@intel.com>
19429 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
19430 Modified, original implementation isn't correct.
19432 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
19434 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
19435 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
19436 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
19437 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
19438 (FRAME_POINTER_REGNUM): Change numbering.
19439 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
19440 (alt_reg_names): Adjust.
19441 (rs6000_conditional_register_usage): Don't mark hard register 64 as
19443 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
19444 (DWARF_FRAME_REGISTERS): Delete.
19445 (DWARF2_FRAME_REG_OUT): Fix whitespace.
19446 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
19448 (REG_ALLOC_ORDER): Adjust.
19449 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
19450 (REG_CLASS_CONTENTS): Adjust.
19451 (RETURN_ADDR_RTX): Change comment.
19452 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
19454 (REGISTER_NAMES): Adjust.
19455 (ADDITIONAL_REGISTER_NAMES): Adjust.
19456 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
19458 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
19460 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
19462 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
19463 (DWARF_FRAME_REGISTERS): Adjust.
19464 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
19466 (REG_ALLOC_ORDER): Adjust.
19467 (enum reg_class): Delete SPR_REGS.
19468 (REG_CLASS_NAMES): Delete SPR_REGS.
19469 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
19470 (REGISTER_NAMES): Adjust.
19471 (ADDITIONAL_REGISTER_NAMES): Adjust.
19472 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
19473 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
19474 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
19475 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
19476 (htm_spr_regno): Delete.
19477 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
19479 (rs6000_dbx_register_number): Adjust.
19481 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
19483 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
19485 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
19487 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
19488 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
19490 2019-05-06 Jakub Jelinek <jakub@redhat.com>
19492 PR tree-optimization/88709
19493 PR tree-optimization/90271
19494 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
19495 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
19496 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
19498 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
19499 of the store merging group is larger than
19500 PARAM_STORE_MERGING_MAX_SIZE parameter.
19501 (split_group): Add bzero_first argument. If set, always emit first
19502 the first store which must be = {} of the whole area and then for the
19503 rest of the stores consider all zero bytes as paddings.
19504 (imm_store_chain_info::output_merged_store): Check if first store
19505 is = {} of the whole area and if yes, determine which setting of
19506 bzero_first for split_group gives smaller number of stores. Adjust
19507 split_group callers.
19508 (lhs_valid_for_store_merging_p): Allow decls.
19509 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
19511 (pass_store_merging::process_store): Likewise.
19513 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
19516 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
19517 handling of V1TImode.
19519 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
19522 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
19523 and enable_frame_pointer ...
19524 * configure.ac: ... here. Update help strings for
19525 --enable-frame-pointer.
19526 * configure: Regenerate.
19527 * config/i386/i386-options.c (ix86_option_override_internal): Remove
19528 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
19529 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
19530 (USE_X86_64_FRAME_POINTER): Ditto.
19532 2019-05-06 Martin Liska <mliska@suse.cz>
19534 * config.gcc: Append to target_gtfiles and fix indentation.
19536 2019-05-06 Richard Biener <rguenther@suse.de>
19538 PR tree-optimization/90358
19539 * tree-vect-stmts.c (get_group_load_store_type): Properly
19540 detect unused upper half of load.
19541 (vectorizable_load): Likewise.
19543 2019-05-06 Richard Biener <rguenther@suse.de>
19545 PR tree-optimization/88828
19546 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
19547 (simplify_vector_constructor): ...here. Handle constants in
19550 2019-05-06 Richard Biener <rguenther@suse.de>
19552 PR tree-optimization/90328
19553 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
19554 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
19555 is valid in the loop nest before using it.
19556 (initialize_data_dependence_relation): Adjust.
19557 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
19558 loop as loop-nest to dr_may_alias_p.
19560 2019-05-06 Richard Biener <rguenther@suse.de>
19562 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
19564 2019-05-06 Richard Biener <rguenther@suse.de>
19566 PR tree-optimization/90316
19567 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
19568 compute target on demand.
19569 (get_continuation_for_phi): Remove code walking stmts to
19570 get to a target virtual operand which could end up being
19573 2019-05-06 Martin Liska <mliska@suse.cz>
19576 * config/i386/i386-options.c (ix86_option_override_internal): Error only
19577 when -mabi is selected to a non-default version.
19579 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
19580 Martin Liska <mliska@suse.cz>
19582 * Makefile.in: Add lto-dump.texi.
19583 * cgraph.h: Add new functions get_visibility_string and
19584 get_symtab_type_string.
19585 * doc/gcc.texi: Include lto-dump section.
19586 * doc/lto-dump.texi: New file.
19587 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
19588 (parse_dump_option): Factor out this function.
19589 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
19590 (parse_dump_option): Export the function.
19591 * symtab.c (symtab_node::get_visibility_string): New function.
19592 (symtab_node::get_symtab_type_string): Likewise.
19594 2019-05-06 Martin Liska <mliska@suse.cz>
19596 * config/i386/i386-builtins.c: New file.
19597 * config/i386/i386-builtins.h: New file.
19598 * config/i386/i386-expand.c: New file.
19599 * config/i386/i386-expand.h: New file.
19600 * config/i386/i386-features.c: New file.
19601 * config/i386/i386-features.h: New file.
19602 * config/i386/i386-options.c: New file.
19603 * config/i386/i386-options.h: New file.
19604 * config.gcc: Add new files into extra_objs and
19606 * config/i386/i386.c: Split content of the file
19607 into newly introduced files.
19608 * config/i386/i386.h: Declare common variables
19610 * config/i386/t-i386: Define dependencies for new files.
19612 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
19615 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
19616 Restrict 'all' variant to 32-bit configurations.
19617 (unaligned_loadhiu): Likewise.
19618 (unaligned_storehi): Likewise.
19619 (unaligned_storesi): Likewise.
19620 (unaligned_loadhis): Disable when compiling for thumb1.
19622 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
19624 PR tree-optimization/90269
19625 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
19628 2019-05-03 Martin Liska <mliska@suse.cz>
19630 * hash-map.h: Add is_empty function.
19631 * hash-set.h: Likewise.
19632 * hash-table.h: Likewise.
19633 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
19634 elements () == 0 (and similar usages).
19635 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
19636 * gimplify.c (gimplify_bind_expr): Likewise.
19637 (gimplify_switch_expr): Likewise.
19638 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
19639 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
19640 * postreload-gcse.c (dump_hash_table): Likewise.
19641 (gcse_after_reload_main): Likewise.
19642 * predict.c (combine_predictions_for_bb): Likewise.
19643 * tree-parloops.c (reduction_phi): Likewise.
19644 (separate_decls_in_region): Likewise.
19645 (transform_to_exit_first_loop): Likewise.
19646 (gen_parallel_loop): Likewise.
19647 (gather_scalar_reductions): Likewise.
19648 (try_create_reduction_list): Likewise.
19649 * var-tracking.c (dump_vars): Likewise.
19650 (emit_notes_for_changes): Likewise.
19651 (vt_emit_notes): Likewise.
19653 2019-05-03 Richard Biener <rguenther@suse.de>
19655 PR tree-optimization/90316
19656 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
19659 2019-05-03 Richard Biener <rguenther@suse.de>
19661 * tree-vect-stmts.c (get_group_load_store_type): Avoid
19662 peeling for gaps by loading only lower halves of vectors
19664 (vectorizable_load): Likewise.
19666 2019-05-03 Richard Biener <rguenther@suse.de>
19668 PR middle-end/89518
19669 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
19671 2019-05-03 Richard Biener <rguenther@suse.de>
19673 PR middle-end/87314
19674 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
19675 Handle STRING_CST vs DECL or STRING_CST.
19677 2019-05-03 Richard Biener <rguenther@suse.de>
19679 PR tree-optimization/88963
19680 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
19681 vector loads feeding only BIT_FIELD_REFs to component
19682 loads. Rewrite stores fed by CONSTRUCTORs to component
19685 2019-05-03 Jakub Jelinek <jakub@redhat.com>
19687 * opts.h (finish_options): Remove lang_mask argument.
19688 (print_help, help_option_argument): Declare.
19689 * opts.c (print_help): Remove forward declaration, no longer static.
19690 (finish_options): Remove lang_mask argument, don't call print_help
19692 * opts-global.c (decode_options): Adjust finish_option caller, call
19695 PR tree-optimization/90303
19696 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
19697 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
19699 2019-05-03 Richard Biener <rguenther@suse.de>
19701 PR tree-optimization/89698
19702 * gimple-fold.c (canonicalize_constructor_val): Early out
19703 for constants, handle unfolded INTEGER_CSTs as they appear in
19704 C++ virtual table ctors.
19706 2019-05-03 Richard Biener <rguenther@suse.de>
19708 * passes.c (execute_function_todo): Remove dead code.
19710 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
19712 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
19713 the internal register number, for any "real" register.
19715 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
19717 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
19718 correct numbers for TFHAR, TFIAR, TEXASR.
19720 2019-05-02 Richard Biener <rguenther@suse.de>
19722 PR tree-optimization/89653
19723 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
19724 update-address-taken before the pass.
19725 * passes.def (pass_tree_loop_init): Put comment before it.
19727 2019-05-02 Richard Biener <rguenther@suse.de>
19729 PR tree-optimization/89509
19730 * tree-ssa-structalias.c (compute_dependence_clique): Look
19731 at the first subvar when determining whether it is restrict.
19733 2019-05-02 Richard Biener <rguenther@suse.de>
19735 PR tree-optimization/90273
19736 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
19737 useless debug stmts.
19739 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
19741 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
19743 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
19745 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
19746 VEC_COND_EXPR be inserted to emulate a conditional internal function.
19747 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
19748 (vectorizable_reduction): Use the functions above to vectorize in a
19749 fully masked loop codes that don't have a conditional internal
19752 2019-05-02 Martin Liska <mliska@suse.cz>
19754 * cgraphclones.c: Call valid_attribute_p with 1 for
19756 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
19757 it's for target attribute.
19758 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
19759 Add new boolean argument.
19760 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
19762 (ix86_valid_target_attribute_tree): Pass target_clone_attr
19763 to ix86_valid_target_attribute_inner_p.
19764 (ix86_valid_target_attribute_p): Pass flags argument to
19765 ix86_valid_target_attribute_inner_p.
19766 (get_builtin_code_for_version): Use 0 as it's target attribute.
19768 2019-05-02 Martin Liska <mliska@suse.cz>
19770 * gcc.c (process_command): Add dummy file only
19772 * opts-global.c (decode_options): Pass lang_mask.
19773 * opts.c (print_help): New function.
19774 (finish_options): Print --help if help_option_argument
19776 (common_handle_option): Factor out content of OPT__help_
19778 * opts.h (finish_options): Add new argument.
19780 2019-05-02 Martin Liska <mliska@suse.cz>
19783 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
19784 With -minline-all-stringops use inline expansion using 4B loop.
19785 * doc/invoke.texi: Document the change of
19786 -minline-all-stringops.
19788 2019-05-01 Jeff Law <law@redhat.com>
19790 PR tree-optimization/88797
19791 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
19792 PHI feeds a conditional on the RHS of an assignment.
19794 2019-04-30 Andrew Waterman <andrew@sifive.com>
19795 Jim Wilson <jimw@sifive.com>
19797 * config/riscv/constraints.md (L): New.
19798 * config/riscv/predicates.md (lui_operand): New.
19799 (sfb_alu_operand): New.
19800 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
19801 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
19802 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
19803 * config/riscv/risc.md (type): Add sfb_alu.
19804 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
19805 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
19806 (branch_zero<mode>): Delete.
19807 (mov<mode>cc): New.
19808 (mov<GPR:mode><X:mode>cc): Likewise.
19809 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
19811 2019-04-30 Nathan Sidwell <nathan@acm.org>
19813 * tree.h (MARK_TS_EXP): New.
19815 2019-04-30 Martin Liska <mliska@suse.cz>
19817 * opts.c (enable_warning_as_error): Provide hints
19818 for unknown options.
19820 2019-04-30 Martin Liska <mliska@suse.cz>
19823 * doc/invoke.texi: Add missing dash for gas-locview-support
19824 and gno-as-locview-support.
19826 2019-04-30 Jakub Jelinek <jakub@redhat.com>
19829 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
19830 whitespace at the start of target attribute string.
19832 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19835 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
19836 Define __ARM_FEATURE_ATOMICS.
19838 2019-04-30 Martin Liska <mliska@suse.cz>
19840 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
19841 into built_in_function enum. Remove code for endp == 2 and
19842 use BUILT_IN_* constants.
19843 (gimple_fold_builtin): Call the function with fcode.
19845 2019-04-30 Martin Liska <mliska@suse.cz>
19847 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
19848 DECL_FUNCTION_CODE into ix86_builtins enum before
19849 the switch statement.
19851 2019-04-30 Jakub Jelinek <jakub@redhat.com>
19853 PR tree-optimization/89475
19854 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
19857 2019-04-30 Martin Liska <mliska@suse.cz>
19859 PR translation/90274
19860 * opts.c (print_filtered_help): Wrap string in _(...).
19862 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
19864 PR tree-optimization/90240
19866 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
19868 PR tree-optimization/90078
19869 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
19870 checks for infinite_cost overflow.
19872 2019-04-29 Jeff Law <law@redhat.com>
19874 * passes.def: Move -Wrestrict pass after copy propagation.
19876 2019-04-29 Maya Rashish <coypu@sdf.org>
19878 * config.gcc (default_gnu_indirect_function): Default to yes
19879 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
19880 sparc*-*-netbsd*, x86_64-*-netbsd*.
19882 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
19884 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
19885 where cond2 is NE_EXPR.
19886 (is_value_included_in): Update comment.
19888 2019-04-29 Richard Biener <rguenther@suse.de>
19890 PR tree-optimization/90278
19891 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
19892 EH on comparison simplification.
19894 2019-04-29 Jason Merrill <jason@redhat.com>
19896 PR c++/82081 - tail call optimization breaks noexcept
19897 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
19898 nothrow function to a might-throw function into a tail call.
19900 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
19902 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
19903 (DDR_INNER_LOOP): Likewise.
19904 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
19905 (initialize_data_dependence_relation): Likewise.
19906 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
19908 2019-04-29 Jakub Jelinek <jakub@redhat.com>
19910 PR rtl-optimization/90257
19911 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
19915 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
19919 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
19922 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
19925 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
19927 * lra-spills.c (lra_final_code_change): Remove useless move insns.
19929 2019-04-29 Richard Biener <rguenther@suse.de>
19931 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
19934 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
19936 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
19937 varasm.h, and netbsd-protos.h.
19939 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
19942 * config/i386/i386-protos.h (ix86_data_alignment): Change
19943 the second argument type to unsigned int.
19944 * config/i386/i386.c (ix86_data_alignment): Change "align"
19945 argument type to unsigned int.
19947 2019-04-27 Martin Liska <mliska@suse.cz>
19949 PR middle-end/90258
19950 * opt-suggestions.c (option_proposer::build_option_suggestions):
19951 When get_valid_option_values returns empty values, add the
19952 misspelling candidate.
19954 2019-04-26 Jim Wilson <jimw@sifive.com>
19956 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
19958 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
19959 Pass orig_mode to riscv_build_integer.
19960 (riscv_split_integer): Pass mode to riscv_move_integer.
19961 (riscv_legitimize_const_move): Likewise.
19962 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
19963 promoted_mode. Replace force_reg call with code to load constant into
19964 promoted reg and then subreg it for the store.
19965 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
19966 riscv_move_integer.
19968 2018-04-26 Eugene Sharygin <eush@ispras.ru>
19970 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
19973 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
19975 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
19976 commentary about the encoding of precision.
19978 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
19980 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
19981 * config/i386/t-freebsd64: New file.
19982 * config.gcc: Add the t-freebsd64 for multilib support.
19984 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
19986 * doc/extend.texi (vector_size): Add missing comma after @xref.
19988 2019-04-25 Jakub Jelinek <jakub@redhat.com>
19990 * BASE-VER: Set to 10.0.0.
19992 2019-04-25 Richard Biener <rguenther@suse.de>
19994 PR middle-end/89765
19995 * gimplify.c (gimplify_expr): Avoid turning a lvalue
19996 VIEW_CONVERT_EXPR into one operating on an rvalue.
19998 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
20001 * config/i386/i386.c (feature_priority): Moved to file scope.
20002 (processor_features): Likewise.
20003 (processor_model): Likewise.
20004 (_arch_names_table): Likewise.
20005 (arch_names_table): Likewise.
20006 (_feature_list): Removed.
20007 (feature_list): Likewise.
20008 (_isa_names_table): Moved to file scope. Add priority.
20009 (isa_names_table): Likewise.
20010 (get_builtin_code_for_version): Replace feature_list with
20011 isa_names_table. Update error message for P_ZERO priority.
20013 2019-04-25 Richard Biener <rguenther@suse.de>
20015 * tree-pass.h (make_pass_phi_only_cprop): Remove.
20016 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
20018 2019-04-24 Jeff Law <law@redhat.com>
20020 PR tree-optimization/90037
20021 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
20022 * passes.def: Replace all instance of phi-only cprop with the
20023 lattice propagator. Move propagation pass from after erroneous
20024 path isolation to before erroneous path isolation.
20025 * tree-ssa-phionlycprop.c: Remove.
20027 2019-04-24 Richard Biener <rguenther@suse.de>
20029 PR middle-end/90213
20030 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
20031 by size and BITS_PER_UNIT on poly-wide-ints.
20033 2019-04-25 Richard Biener <rguenther@suse.de>
20035 PR middle-end/90194
20036 * match.pd: Add pattern to simplify view-conversion of an
20039 2019-04-24 Clement Chigot <clement.chigot@atos.net>
20041 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
20042 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
20043 for Go on 32 bit AIX.
20044 * config/rs6000/aix72.h: Likewise.
20046 2019-04-24 Jakub Jelinek <jakub@redhat.com>
20049 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
20050 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
20052 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
20055 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
20056 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
20057 for restored hard frame pointer.
20058 (s390_sched_dependencies_evaluation): Implement new target hook.
20059 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
20061 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
20063 * config/arc/arc-options.def: Fix typos and spelling mistakes.
20064 * config/arc/arc.c (arc_init): Cleanup warning message.
20065 (arc_override_options): Likewise.
20067 2019-04-24 Jakub Jelinek <jakub@redhat.com>
20070 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
20071 a register if both if_true and if_false are MEMs.
20073 PR tree-optimization/90208
20074 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
20075 after labels of new_bb, not before them.
20077 PR tree-optimization/90211
20078 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
20079 which are not SSA_NAMEs.
20081 2018-04-23 Sudakshina Das <sudi.das@arm.com>
20083 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
20085 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
20087 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
20089 PR rtl-optimization/87979
20090 * modulo-sched.c (sms_schedule): Start ii value "mii" should
20093 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
20095 PR rtl-optimization/84032
20096 * modulo-sched.c (ps_insn_find_column): Change condition so that
20097 branch will always be the last insn in a row inside partial
20100 2019-04-23 Richard Biener <rguenther@suse.de>
20103 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
20104 dest_single_pred_p argument.
20105 (remove_forwarder_block): Adjust.
20106 (remove_forwarder_block_with_phi): Likewise.
20108 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20109 Bernd Edlinger <bernd.edlinger@hotmail.de>
20110 Jakub Jelinek <jakub@redhat.com>
20113 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
20114 if used with general-regs-only.
20115 (arm_conditional_register_usage): Don't add non-general regs if
20117 (arm_valid_target_attribute_rec): Handle general-regs-only.
20118 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
20120 (TARGET_HARD_FLOAT_SUB): Define.
20121 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
20122 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
20123 (TARGET_REALLY_IWMMXT2): Likewise.
20124 * config/arm/arm.opt: Add -mgeneral-regs-only.
20125 * doc/extend.texi: Document ARM general-regs-only target.
20126 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
20128 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
20130 PR tree-optimization/90078
20131 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
20132 checks for infinite_cost overflow.
20134 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
20136 PR tree-optimization/90021
20137 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
20138 and check univariate against it.
20139 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
20140 * tree-data-ref.c (add_other_self_distances): Pass new argument.
20142 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
20146 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
20149 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
20152 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
20154 * lra-spills.c (lra_final_code_change): Remove useless move insns.
20156 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
20158 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
20159 names using operand format, rather than hard-wired.
20160 (speculation_barrier): Likewise.
20162 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
20164 PR tree-optimization/88055
20165 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
20166 (gen_one_condition): Use it if !HONOR_NANS.
20168 2019-04-19 Jakub Jelinek <jakub@redhat.com>
20170 PR middle-end/90139
20171 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
20172 assign_temp instead of gen_reg_rtx.
20174 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
20176 PR translation/90118
20177 * config/aarch64/aarch64.c (aarch64_override_options_internal):
20178 Add missing space before %<.
20180 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
20182 PR rtl-optimization/87871
20183 * ira-lives.c (make_object_dead): Don't add conflicts to
20184 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
20186 2019-04-18 Martin Sebor <msebor@redhat.com>
20188 PR middle-end/89797
20189 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
20190 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
20191 assuming type size fits in SHWI.
20193 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
20196 * ipa-inline.c (flatten_function): New parameter UPDATE.
20197 (ipa_inline, early_inliner): Use it.
20199 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
20201 * fold-const.c (int_const_binop): Return early on failure.
20203 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
20205 PR middle-end/85164
20206 * combine.c (force_int_to_mode): Cast the argument rather than
20207 the result of known_alignment.
20208 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
20210 2019-04-18 Richard Biener <rguenther@suse.de>
20213 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
20215 (remove_forwarder_block): ... here.
20216 (remove_forwarder_block_with_phi): Also move debug stmts here.
20218 2019-04-18 Jakub Jelinek <jakub@redhat.com>
20220 PR translation/79183
20221 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
20222 inform where appropriate.
20224 2019-04-18 Richard Biener <rguenther@suse.de>
20226 * tree.c (get_qualified_type): Put found type variants at the
20227 head of the variant list.
20229 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
20231 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
20233 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
20236 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
20237 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
20238 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
20239 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
20240 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
20242 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
20244 * ira-conflicts.c (print_allocno_conflicts): Always print something,
20245 even for allocno's with no conflicts.
20246 (print_conflicts): Print an extra newline.
20248 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
20250 * auto-inc-dec.c (attempt_change): Set the alignment of the
20251 temporary memory to that of the original.
20253 2019-04-17 Joao Moreira <jmoreira@suse.de>
20255 * targhooks.c (default_print_patchable_function_entry): Emit
20256 __patchable_function_entries section with writable flags to allow
20257 relocation resolution.
20259 2019-04-17 Jonny Grant <jg@jguk.org>
20261 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
20263 2019-04-17 Jakub Jelinek <jakub@redhat.com>
20265 PR middle-end/90095
20266 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
20267 on lowpart SUBREGs.
20269 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
20271 * config/arc/arc.c (arc_init): Format diagnostic string.
20272 (arc_override_options): Likewise.
20273 (check_if_valid_regno_const): Likewise.
20274 (arc_reorg): Likewise.
20276 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
20279 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
20281 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
20283 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
20284 (*movdi_update1): Use Pmode.
20285 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
20286 (movdi_<mode>_update_stack): Rename to ...
20287 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
20289 (*movsi_update1): Use Pmode.
20290 (*movsi_update2): Use Pmode.
20291 (movsi_update): Rename to ...
20292 (movsi_<mode>_update): ... this. Use Pmode.
20293 (movsi_update_stack): Fix condition.
20294 (*movhi_update1): Use Pmode. Fix argument to
20295 avoiding_indexed_address_p.
20296 (*movhi_update2): Ditto.
20297 (*movhi_update3): Ditto.
20298 (*movhi_update4): Ditto.
20299 (*movqi_update1): Ditto.
20300 (*movqi_update2): Ditto.
20301 (*movqi_update3): Ditto.
20302 (*movsf_update1, *movdf_update1): Merge, rename to...
20303 (*mov<mode>_update1): This. Use Pmode. Fix argument to
20304 avoiding_indexed_address_p. Add "size" attribute.
20305 (*movsf_update2, *movdf_update2): Merge, rename to...
20306 (*mov<mode>_update2): This. Ditto.
20307 (*movsf_update3): Use Pmode. Fix argument to
20308 avoiding_indexed_address_p.
20309 (*movsf_update4): Ditto.
20310 (allocate_stack): Simplify condition. Adjust pattern names.
20312 2019-04-17 Jakub Jelinek <jakub@redhat.com>
20315 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
20316 whitespace at the start of target attribute string.
20318 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
20321 * config/rs6000/power9.md: Add store forwarding bypass.
20323 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
20326 * valtrack.c (dead_debug_insert_temp): Reset debug references
20327 to the return value of a call being removed.
20329 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
20331 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
20332 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
20333 implement target hook.
20334 (arc_memory_move_cost): New function.
20335 (TARGET_REGISTER_MOVE_COST): Define.
20336 (TARGET_MEMORY_MOVE_COST): Likewise.
20337 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
20338 (MEMORY_MOVE_COST): Likewise.
20340 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
20342 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
20343 (sibcall_value_insn): Likewise.
20344 * config/arc/constraints.md (Rs5): Remove.
20346 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
20348 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
20349 for last two fake registers.
20350 (arc_conditional_register_usage): Make sure fake frame and arg
20351 pointer regs are in general regs class.
20352 (FRAME_POINTER_MASK): Remove.
20353 (RETURN_ADDR_MASK): Remove.
20354 (arc_must_save_register): Use hard frame regnum.
20355 (frame_restore_reg): Use hard_frame_pointer_rtx.
20356 (arc_save_callee_saves): Likewise.
20357 (arc_restore_callee_saves): Likewise.
20358 (arc_save_callee_enter): Likewise.
20359 (arc_restore_callee_leave): Likewise.
20360 (arc_save_callee_milli): Likewise.
20361 (arc_eh_return_address_location): Likewise.
20362 (arc_check_multi): Use hard frame regnum.
20363 (arc_can_eliminate): Likewise.
20364 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
20365 for register allocator.
20366 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
20367 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
20368 (FRAME_POINTER_REGNUM): Change it to a fake register.
20369 (HARD_FRAME_POINTER_REGNUM): Defined.
20370 (ARG_POINTER_REGNUM): Change it to a new fake register.
20371 (ELIMINABLE_REGS): Update.
20372 (REGISTER_NAMES): Update names.
20373 * config/arc/arc.md (LP_START): Remove.
20374 (LP_END): Likewise.
20375 (shift_si3_loop): Update pattern.
20377 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
20379 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
20380 to avoid delay slot scheduling.
20381 (arc_must_save_register): Don't save SP.
20382 * config/arc/arc.md (stack_tie): Remove.
20383 (UNSPEC_ARC_STKTIE): Likewise.
20385 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
20386 Shiva Chen <shiva0217@gmail.com>
20388 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
20389 code gen with large shift amount.
20391 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
20393 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
20396 2019-04-16 Jakub Jelinek <jakub@redhat.com>
20399 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
20400 print -m64/-mx32/-m32 if it is true.
20401 (ix86_debug_options, ix86_function_specific_print): Pass true as
20402 ADD_ABI_P to ix86_target_string.
20403 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
20404 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
20405 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
20407 PR rtl-optimization/90082
20408 * dce.c (can_delete_call): New function.
20409 (deletable_insn_p, mark_insn): Use it.
20411 PR tree-optimization/90090
20412 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
20414 (is_division_by_square): Likewise. Formatting fix.
20416 2019-04-16 Richard Biener <rguenther@suse.de>
20418 PR tree-optimization/56049
20419 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
20420 equality check if alias-set zero will prevail.
20422 2019-04-15 Jeff Law <law@redhat.com>
20424 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
20425 size and alignment as unsigned.
20427 2019-04-15 Richard Biener <rguenther@suse.de>
20430 * tree-loop-distribution.c (destroy_loop): Preserve correct
20433 2019-04-15 Richard Biener <rguenther@suse.de>
20435 PR tree-optimization/90071
20436 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
20437 abnormal operands from def stmts.
20439 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
20441 PR rtl-optimization/89794
20442 * combine.c (count_auto_inc): New function.
20443 (try_combine): Count how many auto_inc expressions there were in the
20444 original instructions. Ensure we have the same number in the new
20445 instructions. Remove the code that tried to ensure auto_inc side
20446 effects on i1 and i0 are not lost.
20448 2019-04-15 Richard Biener <rguenther@suse.de>
20451 * tree.h (auto_var_p): Declare.
20452 * tree.c (auto_var_p): New function, split out from ...
20453 (auto_var_in_fn_p): ... here.
20454 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
20456 (new_var_info): Initialize it.
20457 (set_uids_in_ptset): Also set the shadow variable uid if required.
20458 (ipa_pta_execute): Postprocess points-to solutions assigning
20459 shadow variable uids for locals that may reach their containing
20460 function recursively.
20461 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
20462 assert but instead check whether the points-to solution is
20465 2019-04-15 Martin Jambor <mjambor@suse.cz>
20468 * cgraph.c (clone_of_p): Loop over clone chain for each step in
20471 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
20473 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
20475 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
20476 Kito Cheng <kito.cheng@gmail.com>
20477 Shiva Chen <shiva0217@gmail.com>
20479 * config/nds32/nds32-md-auxiliary.c
20480 (nds32_legitimize_pic_address): Use new PIC pattern.
20481 (nds32_legitimize_tls_address): Use new TLS pattern.
20482 (nds32_output_symrel): New.
20483 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
20484 (nds32_alloc_relax_group_id): Ditto.
20485 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
20486 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
20488 (nds32_group_tls_insn): Ditto.
20489 (nds32_group_float_insns): Ditto.
20490 * config/nds32/nds32.md (tls_le): New.
20493 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
20495 * configure: Add nds32 target for dwarf2 debug_line checking.
20496 * configure.ac: Regenerated.
20498 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
20501 * ipa-devirt.c (skip_in_fields_list_p): New.
20502 (odr_types_equivalent_p): Use it.
20504 2019-04-13 Jakub Jelinek <jakub@redhat.com>
20507 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
20508 instead of strncmp when checking for thumb and arm. Formatting fixes.
20510 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
20512 * doc/install.texi: Document --with-target-system-zlib.
20514 2019-04-12 Martin Sebor <msebor@redhat.com>
20520 * targhooks.c (default_vector_alignment): Avoid assuming
20521 argument fits in SHWI.
20522 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
20523 a shift expression.
20524 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
20526 2019-04-12 Jakub Jelinek <jakub@redhat.com>
20528 PR rtl-optimization/89965
20529 * dce.c: Include rtl-iter.h.
20530 (struct check_argument_load_data): New type.
20531 (check_argument_load): New function.
20532 (find_call_stack_args): Check for loads from stack slots still tracked
20533 in sp_bytes and punt if any is found.
20535 * config/mips/loongson-mmiintrin.h: Fix up #error message.
20537 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
20539 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
20540 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
20542 2019-04-12 Martin Liska <mliska@suse.cz>
20544 PR middle-end/89970
20545 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
20547 (separate_attrs): Handle multiple 'default's.
20548 (expand_target_clones): Rework error handling code.
20550 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
20553 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
20554 mode of vector rather than mode of destination for move instruction.
20555 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
20556 Use QI inner mode with V16QI vector mode.
20558 2019-04-12 Jakub Jelinek <jakub@redhat.com>
20561 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
20562 "invalid %%t operand" in output_operand_lossage message.
20564 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
20566 * config/s390/predicates.md (permute_pattern_operand): New
20568 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
20569 operand for the permute pattern.
20570 ("*vec_perm<mode>"): New insn definition.
20571 ("bswap<mode>"): Generate the permute pattern operand in the
20572 expander and perform the operand reloads for pre arch13 level
20574 ("*bswap<mode>_emu"): Rename to ...
20575 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
20576 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
20577 Add the USE operand for the permute pattern.
20578 ("*vec_set_bswap_vec<mode>"): Likewise.
20580 2019-04-12 Jakub Jelinek <jakub@redhat.com>
20583 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
20584 and gcc_unreachable if it fails, just call tree_to_uhwi which
20585 verifies that too. Test TREE_CHAIN instead of list_length > 1.
20586 Start warning message with a lower-case letter. Formatting fixes.
20588 PR rtl-optimization/90026
20589 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
20590 successors, look for BARRIERs inside of the whole BB_FOOTER chain
20591 rather than just at the start of it. If e->src BB_FOOTER is not NULL
20592 in cfglayout mode, use emit_barrier_after_bb.
20594 2018-04-11 Steve Ellcey <sellcey@marvell.com>
20596 PR rtl-optimization/87763
20597 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
20600 2019-04-11 Tom de Vries <tdevries@suse.de>
20602 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
20603 max macro using statement expression.
20605 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
20607 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
20608 * xcoffout.c (xcoff_private_rodata_section_name): Define.
20609 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
20610 read_only_private_data_section using xcoff_private_rodata_section_name.
20611 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
20613 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
20616 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
20618 2019-04-11 Jakub Jelinek <jakub@redhat.com>
20620 PR rtl-optimization/89965
20621 * dce.c (sp_based_mem_offset): New function.
20622 (find_call_stack_args): Use sp_based_mem_offset.
20624 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
20626 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
20628 2019-04-11 Richard Biener <rguenther@suse.de>
20630 PR tree-optimization/90020
20631 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
20632 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
20633 * tree-ssa-pre.c (compute_avail): Use it to not put
20634 possibly trapping references after a call that might not
20635 return into EXP_GEN.
20636 * gcse.c (compute_hash_table_work): Do not elide
20637 marking a block containing a call if the call might not
20640 2019-04-11 Richard Biener <rguenther@suse.de>
20642 PR tree-optimization/90018
20643 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
20644 Test both SLP and interleaving variants.
20646 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
20648 * config/s390/8561.md: New file.
20649 * config/s390/driver-native.c (s390_host_detect_local_cpu):
20650 Add arch13 cpu model.
20651 * config/s390/s390-opts.h (enum processor_type): Likewise.
20652 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
20653 (s390_get_unit_mask): Likewise.
20654 (s390_is_fpd): Likewise.
20655 (s390_is_fxd): Likewise.
20656 * config/s390/s390.h (s390_tune_attr): Likewise.
20657 * config/s390/s390.md: Include arch13 pipeline description.
20658 * config/s390/s390.opt: Add arch13.
20660 2018-04-10 Steve Ellcey <sellcey@marvell.com>
20662 PR rtl-optimization/87763
20663 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
20665 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
20667 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
20669 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
20670 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
20671 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
20672 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
20674 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
20676 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
20677 "Although" in -fipa-icf documentation.
20679 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
20680 of using multiple -g options.
20682 2019-04-10 Martin Liska <mliska@suse.cz>
20684 PR gcov-profile/89959
20685 * doc/gcov.texi: Make documentation of -x option
20688 2019-04-10 Richard Biener <rguenther@suse.de>
20690 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
20692 (DR_GROUP_SAME_DR_STMT): Remove.
20693 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
20694 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
20695 replace with assert.
20696 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
20697 (vect_record_grouped_load_vectors): Remove unreachable code.
20699 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
20702 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
20703 obsolete reference to N.
20705 2019-04-10 Jakub Jelinek <jakub@redhat.com>
20707 PR middle-end/90025
20708 * expr.c (store_expr): Set properly size on the MEM passed to
20712 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
20713 with strlen in between hostsz-3 and hostsz-1 inclusive when no
20714 translation is needed, and when translation is needed, only append
20715 ... if the string length is hostsz or more bytes long. Avoid using
20718 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
20721 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
20722 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
20724 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
20725 differences directly.
20726 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
20728 2019-04-09 Jakub Jelinek <jakub@redhat.com>
20730 PR translation/90011
20731 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
20733 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
20735 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
20736 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
20737 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
20738 trailing space from -gsplit-dwarf diagnostics.
20740 PR tree-optimization/89998
20741 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
20742 instead of integer_type_node if possible, don't add ranges if return
20743 type is not compatible with int.
20744 * gimple-fold.c (gimple_fold_builtin_sprintf,
20745 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
20748 2019-04-09 Martin Liska <mliska@suse.cz>
20750 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
20751 * doc/install.texi: Document the new config.
20753 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
20755 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
20756 use gimple_expr_type for load and store calls. Skip over the
20757 condition argument in a conditional internal function.
20758 Protect use of TREE_INT_CST_LOW.
20760 2019-04-09 Jakub Jelinek <jakub@redhat.com>
20763 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
20764 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
20765 trailing period from it too.
20767 2019-04-08 wu yuan <wuyuan5@huawei.com>
20769 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
20770 * config/aarch64/aarch64.md : Add "tsv110.md"
20771 * config/aarch64/tsv110.md: New file.
20773 2019-04-08 Richard Biener <rguenther@suse.de>
20775 PR tree-optimization/90006
20776 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
20779 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
20782 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
20784 (fma_root_node): Likewise.
20785 (func_fma_steering): Likewise.
20787 2019-04-08 Jakub Jelinek <jakub@redhat.com>
20789 PR rtl-optimization/89865
20790 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
20792 PR rtl-optimization/89865
20793 * config/i386/i386.md
20794 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
20795 numbers not to clash with the additional operands[4].
20796 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
20797 with extra register copy in the middle.
20799 2019-04-08 Martin Liska <mliska@suse.cz>
20801 PR gcov-profile/89961
20802 * doc/gcov.texi: Document data_file.
20803 * gcov.c (generate_results): Add data_info into JSON output.
20805 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
20807 PR tree-optimization/89725
20808 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
20809 loop's chrec as invariant symbol.
20810 * tree-chrec.h (chrec_contains_symbols): New parameter.
20811 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
20812 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
20813 function of loops not in DDR's loop_nest.
20814 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
20816 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
20819 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
20822 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
20825 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
20826 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
20828 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
20830 * sched-deps.c (sched_macro_fuse_insns): Check return value of
20831 targetm.fixed_condition_code_regs.
20833 2019-04-05 Richard Biener <rguenther@suse.de>
20837 * tree-cfgcleanup.c (remove_forwarder_block): Always move
20838 debug bind stmts but reset them if they are not valid at the
20841 2019-04-05 Martin Liska <mliska@suse.cz>
20843 PR translation/89936
20844 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
20845 order to wrap keywords or arguments.
20846 * collect2.c (main): Likewise.
20847 (scan_prog_file): Likewise.
20848 (scan_libraries): Likewise.
20849 * common/config/riscv/riscv-common.c
20850 (riscv_subset_list::parsing_subset_version): Likewise.
20851 (riscv_subset_list::parse_std_ext): Likewise.
20852 * config/aarch64/aarch64.c (aarch64_override_options_internal):
20854 * config/arm/arm.c (arm_option_override): Likewise.
20855 * config/cris/cris.c (cris_print_operand): Likewise.
20856 * config/darwin-c.c (darwin_pragma_options): Likewise.
20857 (darwin_pragma_unused): Likewise.
20858 (darwin_pragma_ms_struct): Likewise.
20859 * config/ft32/ft32.c (ft32_print_operand): Likewise.
20860 * config/i386/i386.c (print_reg): Likewise.
20861 (ix86_print_operand): Likewise.
20862 * config/i386/xm-djgpp.h: Likewise.
20863 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
20864 * config/m32c/m32c.c (m32c_option_override): Likewise.
20865 * config/msp430/msp430.c (msp430_option_override): Likewise.
20866 * config/nds32/nds32.c (nds32_option_override): Likewise.
20867 * config/nvptx/mkoffload.c (main): Likewise.
20868 * config/rx/rx.c (rx_print_operand): Likewise.
20869 (valid_psw_flag): Likewise.
20870 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
20871 (vms_pragma_nomember_alignment): Likewise.
20872 (vms_pragma_extern_model): Likewise.
20873 * lto-wrapper.c (compile_offload_image): Likewise.
20874 * omp-offload.c (oacc_parse_default_dims): Likewise.
20875 * symtab.c (symtab_node::verify_base): Likewise.
20876 * tlink.c (recompile_files): Likewise.
20877 (start_tweaking): Likewise.
20878 * tree-profile.c (parse_profile_filter): Likewise.
20880 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
20882 PR tree-optimization/89956
20883 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
20884 multiple negates of the same value.
20886 2019-04-04 Martin Sebor <msebor@redhat.com>
20888 PR middle-end/89957
20889 PR middle-end/89911
20890 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
20891 have the same precision since the function crashes otherwise.
20892 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
20893 has non-zero arguments.
20895 2019-04-04 Martin Sebor <msebor@redhat.com>
20897 PR middle-end/89934
20898 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
20899 out if the number of arguments is less than expected.
20901 2019-04-04 Jeff Law <law@redhat.com>
20903 PR rtl-optimization/89399
20904 * ree.c (combine_set_extension): Use single_set rather than
20905 digging into PATTERN for items on the candidate list.
20906 (combine_reaching_defs): Likewise.
20908 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
20910 PR rtl-optimization/46590
20911 * loop-invariant.c (find_defs): Move df_remove_problem and
20912 df_process_deferred_rescans to move_invariants.
20913 Move df_live_add_problem and df_live_set_all_dirty calls
20914 to move_invariants.
20915 (move_invariants): Likewise.
20916 (move_loop_invariants): Likewise, making the df_live calls
20917 conditional on -O. Remove the problem again if we added it
20920 2019-04-03 qing zhao <qing.zhao@oracle.com>
20922 PR tree-optimization/89730
20923 * ipa-inline.c (can_inline_edge_p): Delete the checking for
20924 -flive-patching=inline-only-static.
20925 (can_inline_edge_by_limits_p): Add the checking for
20926 -flive-patching=inline-only-static and grant always_inline
20927 even when -flive-patching=inline-only-static is specified.
20929 2019-04-03 Jeff Law <law@redhat.com>
20931 PR rtl-optimization/81025
20932 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
20934 2019-04-03 Richard Biener <rguenther@suse.de>
20936 PR tree-optimization/84101
20937 * tree-vect-stmts.c: Include explow.h for hard_function_value,
20938 regs.h for hard_regno_nregs.
20939 (cfun_returns): New helper.
20940 (vect_model_store_cost): When vectorizing a store to a decl
20941 we return and the function ABI returns in a multi-reg location
20942 account for the possible spilling that will happen.
20944 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
20946 * config/s390/s390.c (s390_legitimate_address_p): Reject long
20947 displacement addresses for vector mode operands.
20949 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
20951 * config/arc/arc.c (GMASK_LEN): Define.
20952 (arc_restore_callee_saves): Restore first blink when
20955 2019-04-03 Sudakshina Das <sudi.das@arm.com>
20957 * doc/extend.texi: Add deprecated comment on sign-return-address
20958 function attribute and add mbranch-protection.
20959 * doc/invoke.texi: Add bti to the options for mbranch-protection.
20961 2019-04-03 Richard Biener <rguenther@suse.de>
20964 * lto-wrapper.c (run_gcc): Avoid implicit rules making
20965 the all target phony.
20967 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
20971 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
20972 Return false for variable DImode shifts.
20973 (dimode_scalar_chain::compute_convert_gain): Do not handle
20974 register count operand in variable DImode shifts.
20975 (dimode_scalar_chain::make_vector_copies): Remove support to copy
20976 count argument of a variable shift instruction to a vector register.
20977 (dimode_scalar_chain::convert_reg): Remove support to convert
20978 count argument of a variable shift instruction.
20980 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
20982 PR rtl-optimization/84206
20983 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
20984 iterating over loop headers.
20986 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
20988 PR rtl-optimization/85876
20989 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
20990 beyond the original fence.
20992 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
20994 * config.gcc: Mark spu* targets as deprecated/obsolete.
20996 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
20998 * config/s390/s390-builtin-types.def: New builtin function type
20999 definitions. Remove unused types.
21000 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
21001 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
21002 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
21003 overloaded builtins.
21004 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
21005 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
21006 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
21007 (vec_double, vec_signed, vec_unsigned): Define to use the new
21008 overloaded builtins.
21009 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
21012 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
21014 * config/s390/s390-builtin-types.def: New builtin function type
21016 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
21017 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
21018 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
21019 (s390_vstrszh, s390_vstrszf): New low-level builtins.
21020 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
21021 constant definitions.
21022 * config/s390/vecintrin.h (vec_search_string_cc)
21023 (vec_search_string_until_zero_cc): New builtin name definitions.
21024 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
21026 ("vec_vstrs<mode>"): New insn definition.
21028 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
21030 * config/s390/s390-builtin-types.def: Add new builtin function
21032 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
21033 New overloaded builtins.
21034 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
21036 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
21037 (UNSPEC_VEC_SLDBYTE): ... this.
21038 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
21039 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
21041 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
21042 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
21043 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
21045 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
21047 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
21048 New insn definition.
21049 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
21050 * config/s390/vector.md (V_HW_HSD): ... here.
21052 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
21054 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
21055 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
21056 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
21057 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
21058 New insn definitions.
21060 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
21062 * config/s390/s390-builtin-types.def: Add new builtin function type.
21063 * config/s390/s390-builtins.def: Add overloaded builtin
21064 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
21065 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
21066 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
21067 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
21068 ("eltswap<mode>"): New expander.
21069 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
21072 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
21074 * config/s390/s390-builtin-types.def: Add new builtin function types.
21075 * config/s390/s390-builtins.def: Add overloaded builtin
21076 s390_vec_revb. Add low-level builtins for vlbr and vstbr
21078 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
21079 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
21080 ("bswap<mode>"): New expander.
21081 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
21083 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
21085 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
21086 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
21087 vector builtin version number in __VEC__.
21089 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
21091 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
21093 (SFSI): New mode attribute.
21094 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
21095 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
21097 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
21098 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
21099 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
21100 ("floatsi<mode>2"): Add wcefb instruction.
21102 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
21104 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
21105 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
21107 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
21108 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
21109 support 32 bit fp-int conversions. Rename to ...
21110 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
21111 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
21112 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
21113 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
21116 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
21118 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
21119 if-then-else constructs if we can use the select instruction.
21120 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
21122 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
21124 * config/s390/s390.md ("*popcountdi_arch13_cc")
21125 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
21127 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
21128 Append _z196 to make it ...
21129 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
21130 ("popcounthi2_z196"): ... this.
21131 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
21132 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
21134 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
21136 * config/s390/s390.c (s390_canonicalize_comparison): Convert
21137 certain compares for arch13 in order to make use of the condition
21138 code result produced by the new instructions.
21139 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
21140 nxrk, and nxgrk instruction patterns.
21141 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
21142 (inv_no): Add new code iterator together with some attributes.
21143 ("*andc_split_<mode>"): Disable splitter for arch13.
21144 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
21145 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
21146 ("*<ANDOR:bitops_name>c<GPR:mode>")
21147 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
21148 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
21149 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
21150 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
21152 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
21154 * common/config/s390/s390-common.c (processor_flags_table): New
21156 * config.gcc: Support arch13 with the --with-arch= configure flag.
21157 * config/s390/driver-native.c (s390_host_detect_local_cpu):
21158 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
21159 * config/s390/s390.c (s390_get_sched_attrmask)
21160 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
21161 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
21162 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
21163 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
21164 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
21166 * config/s390/s390.opt: Support arch13 as processor type in
21167 command line options.
21169 2019-04-02 Martin Liska <mliska@suse.cz>
21171 PR translation/89912
21172 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
21173 Fix param description of graphite-max-arrays-per-scop.
21175 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
21177 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
21178 (ASAN_CC1_SPEC): Use it in 64-bit mode.
21179 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
21181 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
21183 PR rtl-optimization/85412
21184 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
21185 sel_sched_region_1, not after.
21187 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
21189 PR rtl-optimization/86928
21190 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
21191 compute_live if necessary.
21192 (sel_redirect_edge_and_branch): Likewise.
21194 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
21196 PR rtl-optimization/89865
21197 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
21198 register if it is a part of small class.
21200 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
21202 PR rtl-optimization/87273
21203 * sel-sched-ir.c (merge_fences): Remove assert.
21205 2019-04-01 Richard Biener <rguenther@suse.de>
21207 PR tree-optimization/46590
21208 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
21209 (dom_walker::m_reachability): Add in place of...
21210 (dom_walker::m_skip_unreachable_blocks): ...this.
21211 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
21212 Move complex initialization ...
21213 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
21214 lazily and initialize edge flags on each invocation.
21215 (dom_walker::bb_reachable): Use m_reachability.
21217 2019-04-01 Martin Liska <mliska@suse.cz>
21220 * opt-suggestions.c (option_proposer::build_option_suggestions):
21221 Add variant without any argument in order to provide better
21224 2019-04-01 Richard Biener <rguenther@suse.de>
21227 * gimple.c: Include langhooks.h.
21228 (gimple_get_alias_set): Treat enumeral types as the underlying
21231 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
21232 Eric Botcazou <ebotcazou@adacore.com>
21234 PR rtl-optimization/89862
21235 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
21236 that operates on the full registers for WORD_REGISTER_OPERATIONS
21239 2019-03-29 Jim Wilson <jimw@sifive.com>
21241 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
21242 Clear MASK_RVC and then set if C subset supported.
21244 2019-03-29 Jakub Jelinek <jakub@redhat.com>
21247 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
21248 non-addressable complit into its initializer if it is volatile.
21250 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
21252 * opts-common.c (integral_argument): Set errno properly in one case.
21254 2019-03-29 Martin Liska <mliska@suse.cz>
21256 * doc/invoke.texi: Remove -Wchkp from documentation.
21258 2019-03-29 Martin Liska <mliska@suse.cz>
21260 * dbgcnt.c (print_limit_reach): New function.
21263 2019-03-29 Martin Liska <mliska@suse.cz>
21265 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
21266 (dbg_cnt_process_opt): Parse first tokens aas
21267 dbg_cnt_process_single_pair is also using strtok.
21269 2019-03-29 Jakub Jelinek <jakub@redhat.com>
21271 PR rtl-optimization/87485
21272 * function.c (expand_function_end): Move stack_protect_epilogue
21273 before loading of return value into hard register(s).
21275 2019-03-28 Jakub Jelinek <jakub@redhat.com>
21277 PR middle-end/89621
21278 * tree-inline.h (struct copy_body_data): Add
21279 dont_remap_vla_if_no_change flag.
21280 * tree-inline.c (remap_type_3, remap_type_2): New functions.
21281 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
21282 and remap_type_2 returns false.
21283 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
21284 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
21285 only from where it is copied to nested contexts.
21287 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
21290 * config/i386/i386.md (RMW operation with LEA peephole):
21291 Use LEAMODE mode attribute instead of SWI mode iterator for
21294 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
21297 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
21298 Also process XEXP (src, 0) of a shift insn.
21300 2019-03-28 David Malcolm <dmalcolm@redhat.com>
21302 PR middle-end/89725
21303 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
21304 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
21306 2019-03-28 Jakub Jelinek <jakub@redhat.com>
21308 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
21310 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
21311 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
21312 immediately after first one with df_analyze in between, but rather
21313 process all bbs, queueing ones that need second pass in a worklist,
21314 df_analyze, process queued debug insn changes and if second pass is
21315 needed, process bbs from worklist, df_analyze, process queued debug
21318 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
21319 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
21320 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
21322 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
21325 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
21328 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
21331 * config/i386/i386.c (ix86_function_value_1): Call the newly added
21332 function for 32-bit MS_ABI.
21333 (function_value_ms_32): New function.
21335 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
21337 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
21338 (movdi): Call gen_movdi_symbol_save_scc.
21339 (gen_movdi_symbol_save_scc): New insn and split.
21341 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
21343 PR rtl-optimization/89313
21344 * function.c (matching_constraint_num): New static function.
21345 (match_asm_constraints_1): Use it. Fixup white space and comment.
21346 Don't replace inputs with non-matching constraints which conflict
21347 with early clobber outputs.
21349 2019-03-27 Jeff Law <law@redhat.com>
21351 PR rtl-optimization/87761
21352 PR rtl-optimization/89826
21353 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
21355 (pass_cprop_hardreg::execute): Call df_analyze after adding the
21356 note problem to get REG_DEAD/REG_UNUSED notes updated.
21358 2019-03-27 Richard Biener <rguenther@suse.de>
21360 PR tree-optimization/89463
21361 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
21362 queue edges to remove.
21363 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
21364 dead stmts. Delay edge removal until PHIs are removed to
21365 make debug-stmt creation not confused by seemingly degenerate
21368 2019-03-27 Alan Modra <amodra@gmail.com>
21370 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
21372 * config/rs6000/darwin.h: Likewise.
21373 * config/rs6000/rs6000.c: Likewise.
21375 2019-03-27 Alan Modra <amodra@gmail.com>
21377 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
21378 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
21380 2019-03-26 Andrew Waterman <andrew@sifive.com>
21381 Jim Wilson <jimw@sifive.com>
21383 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
21384 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
21385 (generic_idivdi, generic_fmul_single, generic_fmul_double)
21386 (generic_fdiv, generic_fsqrt): Add check for generic tune.
21387 (generic_alu): Add auipc to type list.
21388 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
21389 (riscv_microarchitecture): Declare.
21390 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
21391 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
21393 (riscv_microarchitecture): New.
21394 (sifive_7_tune_info): New.
21395 (riscv_cpu_info_table): Add microarchitecture value for rocket and
21396 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
21398 (riscv_store_data_bypass_p): New.
21399 (riscv_option_override): Set riscv_microarchitecture from
21400 cpu->microarchitecture.
21401 * config/riscv/riscv.md: Include sifive-7.md.
21404 (auipc<mode>): Change type to auipc.
21405 (restore_stack_nonlocal): New.
21406 * config/riscv/sifive-7.md: New.
21407 * doc/invoke.texi (RISC-V Options): Update mtune docs.
21409 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
21412 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
21413 Also process XEXP (src, 0) of a shift insn.
21415 2019-03-26 Richard Biener <rguenther@suse.de>
21417 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
21418 (copy_debug_stmt): Likewise.
21419 (expand_call_inline): Likewise.
21420 (copy_bb): Avoid redundant lookup & set of gimple_block.
21421 * gimple-low.c (lower_gimple_return): Likewise.
21422 (lower_builtin_setjmp): Likewise.
21424 2019-03-26 Jakub Jelinek <jakub@redhat.com>
21426 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
21427 is constant 0, turn into static const data member initialized to false.
21428 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
21429 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
21431 2019-03-26 Jason Merrill <jason@redhat.com>
21432 Jakub Jelinek <jakub@redhat.com>
21434 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
21436 (mem_alloc_description::release_object_overhead): Fix comment typos.
21437 * hash-table.h (hash_table::~hash_table): Call
21438 release_instance_overhead only if m_entries is non-NULL, otherwise
21439 call unregister_descriptor.
21441 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
21443 PR tree-optimization/81740
21444 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
21445 In case of outer loop vectorization, check for backward dependence
21446 at the inner loop if outer loop dependence is reversed.
21448 2019-03-26 Alan Modra <amodra@gmail.com>
21450 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
21451 rs6000_vector_mem init. Correct wI and wJ comment.
21453 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
21455 PR rtl-optimization/88347
21456 PR rtl-optimization/88423
21457 * sched-deps.c (sched_analyze_insn): Take into account that for
21458 tablejumps the barrier appears after a label and a jump_table_data.
21460 2019-03-25 Martin Sebor <msebor@redhat.com>
21463 * c-common.c (check_user_alignment): Rename local. Correct maximum
21464 alignment in diagnostic. Avoid assuming argument fits in SHWI,
21465 convert it to UHWI when it fits.
21467 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
21470 * dwarf2out.c (premark_used_variables): New function.
21471 (prune_unused_types_walk): Do not mark not premarked external
21473 (prune_unused_types): Call premark_used_variables.
21475 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
21477 PR rtl-optimization/89676
21478 * lra-constraints.c (curr_insn_transform): Do match reload for
21479 early clobbers when the match was successful only for different
21482 2019-03-25 Martin Sebor <msebor@redhat.com>
21484 * doc/extend.texi (Common Type Attributes): Document vector_size.
21485 (Common Variable Attributes): Mention size constraint. Correct
21487 (Vector Extensions): Use @dfn when defining bas type. Clarify
21488 base type and size constraints.
21490 2019-03-25 Richard Biener <rguenther@suse.de>
21492 PR tree-optimization/89789
21493 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
21494 changes from non-undefined back to undefined.
21496 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
21498 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
21499 heap string and a gc string, but since this variable is unknown to
21500 ggc the gc string might get reused and corrupted. Fixed by always
21501 using a heap string.
21503 2019-03-25 Richard Biener <rguenther@suse.de>
21505 PR tree-optimization/89779
21506 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
21507 to remove IV defs, delay actual removal.
21508 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
21509 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
21510 very end, properly also reset loop control IV information.
21512 2019-03-25 Richard Biener <rguenther@suse.de>
21514 PR tree-optimization/89802
21515 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
21516 move EH data to folded stmt.
21518 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
21520 * config/s390/s390-builtin-types.def: Remove few unused types and
21521 fix sort order for others.
21523 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
21525 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
21526 expected and found types with -mdebug during builtin matching.
21528 2019-03-25 Richard Biener <rguenther@suse.de>
21530 PR middle-end/89790
21531 * fold-const.c (operand_equal_p): Revert last change with
21534 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
21536 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
21537 notes for the result of the __tls_get_addr calls.
21538 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
21540 2019-03-24 Jeff Law <law@redhat.com>
21542 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
21544 PR rtl-optimization/87761
21545 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
21546 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
21548 (pass_cprop_hardreg::execute): Add df note problem and defer insn
21549 rescans. Reprocess blocks as needed, calling df_analyze before
21550 reprocessing. Always call df_analyze before fixing up debug bind
21553 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
21555 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
21558 2019-03-22 Andrew Pinski <apinski@marvell.com>
21560 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
21561 attrribute for uxtw.
21563 2019-03-26 Jeff Law <law@redhat.com>
21565 PR rtl-optimization/87761
21566 * config/mips/mips-protos.h (mips_split_move): Add new argument.
21567 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
21568 (mips_split_move): Accept new INSN argument. Try to forward SRC
21569 into the next instruction.
21570 (mips_split_move_insn): Pass INSN through to mips_split_move.
21572 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
21574 PR rtl-optimization/89676
21575 * lra-constraints.c (curr_insn_transform): Do match reload for
21576 early clobbers even if the match was successful.
21578 2019-03-22 Jakub Jelinek <jakub@redhat.com>
21581 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
21583 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
21585 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
21587 2019-03-22 Jakub Jelinek <jakub@redhat.com>
21589 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
21590 <avx512>_fmsub_<mode>_mask3<round_name>,
21591 <avx512>_fnmadd_<mode>_mask3<round_name>,
21592 <avx512>_fnmsub_<mode>_mask3<round_name>,
21593 avx512f_vmfmadd_<mode>_mask3<round_name>,
21594 avx512f_vmfmsub_<mode>_mask3<round_name>,
21595 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
21596 instead of register_operand and %v instead of v for match_operand 1.
21597 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
21598 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
21599 <round_nimm_predicate> instead of register_operand and %v instead of v
21600 for match_operand 1.
21602 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
21603 <avx512>_fmadd_<mode>_mask3<round_name>,
21604 <avx512>_fmsub_<mode>_mask<round_name>,
21605 <avx512>_fmsub_<mode>_mask3<round_name>,
21606 <avx512>_fnmadd_<mode>_mask<round_name>,
21607 <avx512>_fnmadd_<mode>_mask3<round_name>,
21608 <avx512>_fnmsub_<mode>_mask<round_name>,
21609 <avx512>_fnmsub_<mode>_mask3<round_name>,
21610 <avx512>_fmaddsub_<mode>_mask<round_name>,
21611 <avx512>_fmaddsub_<mode>_mask3<round_name>,
21612 <avx512>_fmsubadd_<mode>_mask<round_name>,
21613 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
21614 <round_nimm_predicate> instead of nonimmediate_operand.
21615 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
21616 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
21617 Use register_operand instead of <round_nimm_predicate> for the
21618 operand that needs to match output.
21619 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
21620 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
21621 Likewise. Formatting fixes.
21624 * config/i386/i386.c (enum ix86_builtins): Remove
21625 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
21626 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
21627 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
21628 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
21629 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
21630 __builtin_ia32_vfmsubss3_mask3): New builtins.
21631 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
21632 avx512f_vmfmadd_<mode>_mask3<round_name>,
21633 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
21634 *avx512f_vmfmsub_<mode>_mask<round_name>,
21635 avx512f_vmfmsub_<mode>_mask3<round_name>,
21636 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
21637 *avx512f_vmfnmadd_<mode>_mask<round_name>,
21638 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
21639 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
21640 *avx512f_vmfnmsub_<mode>_mask<round_name>,
21641 avx512f_vmfnmsub_<mode>_mask3<round_name>,
21642 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
21643 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
21644 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
21645 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
21646 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
21647 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
21648 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
21649 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
21650 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
21651 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
21652 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
21653 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
21654 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
21655 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
21656 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
21657 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
21658 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
21659 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
21660 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
21661 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
21662 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
21663 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
21665 2019-03-21 Martin Sebor <msebor@redhat.com>
21667 PR tree-optimization/89350
21668 * builtins.c (compute_objsize): Also ignore offsets whose upper
21670 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
21671 (builtin_memref::builtin_memref): Initialize new member.
21672 Allow EXPR to be null.
21673 (builtin_memref::extend_offset_range): Replace local with a member.
21674 Avoid assuming pointer offsets are unsigned.
21675 (builtin_memref::set_base_and_offset): Determine base object
21676 before computing offset range.
21677 (builtin_access::builtin_access): Handle memset.
21678 (builtin_access::generic_overlap): Replace local with a member.
21679 (builtin_access::strcat_overlap): Same.
21680 (builtin_access::overlap): Same.
21681 (maybe_diag_overlap): Same.
21682 (maybe_diag_access_bounds): Same.
21683 (wrestrict_dom_walker::check_call): Handle memset.
21684 (check_bounds_or_overlap): Same.
21686 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
21687 Jakub Jelinek <jakub@redhat.com>
21690 * tree.c (fld_type_variant, fld_incomplete_type_of,
21691 fld_process_array_type): Call fld->pset.add and don't call
21692 add_tree_to_fld_list if it returns true.
21693 (free_lang_data_in_type): Similarly with self-recursive call. Purge
21694 non-marked types from TYPE_NEXT_VARIANT list.
21695 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
21697 2019-03-21 Jakub Jelinek <jakub@redhat.com>
21699 * hash-table.h (hash_table): Add Lazy template parameter defaulted
21700 to false, if true, don't alloc_entries during construction, but defer
21701 it to the first method that needs m_entries allocated.
21702 (hash_table::hash_table, hash_table::~hash_table,
21703 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
21704 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
21705 hash_table::clear_slot, hash_table::traverse_noresize,
21706 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
21707 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
21709 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
21710 NO_INSERT instead of find_with_hash.
21711 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
21712 hash_set::m_table): Add Lazy to template params of hash_table.
21713 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
21714 * attribs.c (test_attribute_exclusions): Likewise.
21715 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
21716 hash_set. Add tests for hash_set with Lazy = true.
21718 2019-03-21 Richard Biener <rguenther@suse.de>
21720 PR tree-optimization/89779
21721 * tree.c (tree_nop_conversion): Consolidate and fix defensive
21722 checks with respect to released SSA names now having error_mark_node
21724 * fold-const.c (operand_equal_p): Likewise.
21726 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
21729 * config/s390/s390.c (global_not_special_regno_p): Move to make it
21731 (s390_optimize_register_info): Use global_not_special_regno_p to
21732 check for global regs.
21734 2019-03-20 Jakub Jelinek <jakub@redhat.com>
21737 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
21738 update this_alternative nor this_alternative_set.
21740 2019-03-19 Jim Wilson <jimw@sifive.com>
21743 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
21744 align, size, offset. Use them to handle a BLKmode reference. Update
21746 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
21748 2019-03-19 Jakub Jelinek <jakub@redhat.com>
21750 PR rtl-optimization/89768
21751 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
21752 instead of GEN_INT.
21753 (unroll_loop_runtime_iterations): Likewise.
21755 2019-03-19 Martin Sebor <msebor@redhat.com>
21757 PR tree-optimization/89644
21758 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
21759 rather than endptr as an indicator of nul-termination.
21761 PR tree-optimization/89644
21762 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
21763 arrays in determining sequence sizes in strncpy and stpncpy.
21765 2019-03-19 Martin Liska <mliska@suse.cz>
21767 PR middle-end/89737
21768 * predict.c (combine_predictions_for_bb): Empty likely_edges and
21769 unlikely_edges if there's an edge that belongs to both these sets.
21771 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
21774 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
21775 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
21776 go via a stack temporary.
21778 2019-03-19 Jakub Jelinek <jakub@redhat.com>
21781 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
21782 instead of gen_rtx_SUBREG.
21783 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
21785 2019-03-19 Richard Biener <rguenther@suse.de>
21788 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
21790 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
21794 * tree.c (free_lang_data_in_decl): Do not free context of C++
21797 2019-03-19 Jakub Jelinek <jakub@redhat.com>
21800 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
21801 subs for the first alternative except when operands[3] is 1.
21804 * gimplify.c (gimplify_asm_expr): For output argument with
21805 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
21808 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
21810 PR rtl-optimization/89753
21811 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
21812 explicit unrolling factor even more robust.
21814 2019-03-19 Jakub Jelinek <jakub@redhat.com>
21817 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
21818 compensation use x2 += 1 instead of x2 -= -1 and when honoring
21819 signed zeros, do another copysign after the compensation.
21821 2019-03-18 Martin Sebor <msebor@redhat.com>
21823 PR tree-optimization/89720
21824 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
21825 more conservatively, the same as anti-range.
21827 2019-03-18 Richard Biener <rguenther@suse.de>
21829 PR middle-end/88945
21830 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
21831 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
21832 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
21833 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
21835 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
21837 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
21838 Extend queue to 1024 entries.
21839 Add "consumed" field.
21840 (gomp_print_output): Remove print_index parameter.
21841 Add final parameter.
21842 Change limit to unsigned.
21843 Use consumed field to implement circular buffer.
21844 Detect interrupted print in final pass.
21845 Flush output at the end.
21846 (run): Update gomp_print_output usage.
21847 (main): Initialize kernargs->output_data.consumed.
21849 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
21851 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
21852 calculation of the minimum number of scalar iterations for
21853 fully-predicated loops.
21855 2019-03-18 Martin Jambor <mjambor@suse.cz>
21857 PR tree-optimization/89546
21858 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
21859 any propagation to its children took place.
21861 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
21864 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
21865 parameter, and make use of it.
21866 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
21868 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
21870 * config/arc/arc.opt (mcode-density-frame): Get the inital value
21871 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
21872 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
21873 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
21874 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
21875 match what the ops is doing.
21876 (push_multi_fp_blink): Likewise.
21877 * config/arc/arc.c (arc_override_options): Enable enter/leave when
21878 compiling for size and elf target.
21879 (arc_save_callee_enter): Adjust note to match what enter/leave
21882 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
21884 * config/arc/arc.md (tst_movb): Fix constraint.
21886 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
21888 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
21890 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
21892 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
21893 * config/arc/arc.c (arc_conditional_register_usage): Remove all
21894 reg_alloc_order references.
21895 (size_alloc_order): Define.
21896 (arc_adjust_reg_alloc_order): New function.
21897 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
21899 (ADJUST_REG_ALLOC_ORDER): Define.
21900 (HONOR_REG_ALLOC_ORDER): Likewise.
21902 2019-03-18 Richard Biener <rguenther@suse.de>
21905 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
21906 loads and stores a bit more.
21908 2019-03-18 Richard Biener <rguenther@suse.de>
21911 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
21912 load pessimization to stores as well.
21914 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
21916 PR middle-end/86979
21917 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
21918 successor, use NULL as its av set.
21920 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
21922 PR rtl-optimization/89721
21923 * lra-constraints (invariant_p): Return false if side_effects_p holds.
21925 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
21928 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21929 When handling vec_extract, use modular arithmetic to allow
21930 constant selectors greater than vector length.
21931 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
21932 V1TImode vectors to have constant selector values greater than 0.
21933 Use modular arithmetic to compute vector index.
21934 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
21935 index for in-memory vectors. Correct code generation for
21936 in-register vectors.
21937 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
21940 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
21944 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
21947 2019-03-15 Jakub Jelinek <jakub@redhat.com>
21950 * tree.c (inchash::add_expr): Strip any location wrappers.
21951 * fold-const.c (operand_equal_p): Move stripping of location wrapper
21952 after hash verification.
21955 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
21956 SIGN_EXTEND and ZERO_EXTEND.
21958 2019-03-14 Jason Merrill <jason@redhat.com>
21959 Jakub Jelinek <jakub@redhat.com>
21961 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
21962 than if is_empty (*slot).
21963 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
21964 existing elt and for elt removal.
21965 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
21966 of already removed elt.
21968 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
21971 * config/i386/i386.c (remove_partial_avx_dependency): Handle
21972 REG_EH_REGION note.
21974 2019-03-14 Martin Liska <mliska@suse.cz>
21977 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
21979 2019-03-14 Richard Biener <rguenther@suse.de>
21982 * config/i386/i386.c (make_resolver_func): Properly set
21983 DECL_CONTEXT on the RESULT_DECL.
21984 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
21986 2019-03-14 Richard Biener <rguenther@suse.de>
21988 * gimple-pretty-print.c: Include cfgloop.h.
21989 (dump_gimple_phi): Adjust.
21990 (dump_gimple_bb_header): Dump loop header for GIMPLE.
21991 (pp_cfg_jump): Adjust.
21992 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
21993 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
21994 (lower_phi_internal_fn): Remove.
21995 (verify_gimple_call): Remove IFN_PHI special-casing.
21996 (dump_function_to_file): Dump IL state.
21997 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
21998 done to deal with PHI nodes being present in non-SSA state.
22000 2019-03-14 Jakub Jelinek <jakub@redhat.com>
22003 * multiple_target.c (create_dispatcher_calls): Change
22004 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
22005 In the node->iterate_referring loop, push *ref rather than ref, call
22006 ref->remove_reference () and always pass 0 to iterate_referring.
22008 PR rtl-optimization/89679
22009 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
22010 would contain a paradoxical SUBREG.
22012 2019-03-14 Richard Biener <rguenther@suse.de>
22014 PR tree-optimization/89710
22015 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
22018 2019-03-14 Martin Liska <mliska@suse.cz>
22020 * coverage.c (coverage_begin_function): Stream also
22022 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
22023 documentation about function declaration location.
22024 * gcov-dump.c (tag_function): Print whole range
22025 of function declaration.
22026 * gcov.c (struct function_info): Add end_column field.
22027 (function_info::function_info): Initialize it.
22028 (output_json_intermediate_file): Output {start,end}_column
22030 (read_graph_file): Read end_column.
22032 2019-03-14 Richard Biener <rguenther@suse.de>
22034 PR middle-end/89698
22035 * fold-const.c (operand_equal_p): For INDIRECT_REF check
22036 that the access types are similar.
22038 2019-03-14 Jakub Jelinek <jakub@redhat.com>
22040 PR tree-optimization/89703
22041 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
22042 aren't compatible also with builtin_decl_explicit. Check pure
22043 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
22044 and BUILT_IN_STPNCPY{,_CHK}.
22046 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
22049 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
22050 addr32 prefix to VSIB address for X32.
22051 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
22053 (*avx512pf_gatherpf<mode>df_mask): Likewise.
22054 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
22055 (*avx512pf_scatterpf<mode>df_mask): Likewise.
22056 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
22057 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
22058 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
22059 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
22060 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
22061 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
22062 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
22063 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
22064 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
22065 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
22066 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
22067 (*avx512f_scatterdi<mode>): Likewise.
22069 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
22072 * lra-constraints.c (inherit_in_ebb): Update
22073 potential_reload_hard_regs along with live_hard_regs.
22075 2019-03-13 Jakub Jelinek <jakub@redhat.com>
22078 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
22080 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
22082 2019-03-13 Martin Sebor <msebor@redhat.com>
22084 PR tree-optimization/89662
22085 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
22088 2019-03-13 Richard Biener <rguenther@suse.de>
22090 PR middle-end/89677
22091 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
22092 throw FP expressions at tree-affine.
22094 2019-03-14 Richard Biener <rguenther@suse.de>
22096 * tree-pretty-print.c (dump_generic_node): For -gimple properly
22097 dump negative integer constants using _Literal (type) -num.
22099 2019-03-13 Jakub Jelinek <jakub@redhat.com>
22101 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
22102 nonlocal_value member.
22104 PR middle-end/88588
22105 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
22106 (ipa_simd_modify_function_body): Handle PHIs.
22108 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
22110 * config/s390/s390.c (s390_option_override_internal): Use more
22111 aggressive inlining parameters.
22113 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
22115 * config/s390/3906.md: New file.
22116 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
22117 (LONGRUNNING_THRESHOLD): Remove.
22118 (MAX_SCHED_MIX_SCORE): Decrease.
22119 (MAX_SCHED_MIX_DISTANCE): Decrease.
22120 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
22121 (struct s390_sched_state): New struct to hold scheduling state.
22122 (S390_SCHED_STATE_NORMAL): Remove.
22123 (S390_SCHED_STATE_CRACKED): Remove.
22124 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
22125 (s390_get_sched_attrmask): Use new attribute.
22126 (s390_get_unit_mask): Use new units.
22127 (s390_is_fpd): New function.
22128 (s390_is_fxd): New function.
22129 (s390_is_longrunning): New function.
22130 (s390_sched_score): Use new functions.
22131 (s390_sched_reorder): Likewise.
22132 (s390_sched_variable_issue): Rework and use new functions.
22133 (s390_sched_init): Use new functions.
22134 * config/s390/s390.h (s390_tune_attr): Add z14.
22135 * config/s390/s390.md: Add z14.
22137 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
22139 * config/s390/2964.md: Update pipeline description.
22140 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
22141 (LONGRUNNING_THRESHOLD): Remove.
22142 (LATENCY_FACTOR): Remove.
22143 (s390_get_unit_mask): Add unit.
22144 (s390_sched_score): Use fxd/fpd.
22145 (s390_sched_variable_issue): Use fxd/fpd.
22147 2019-03-12 Martin Liska <mliska@suse.cz>
22149 * config/i386/i386.c: Reword an error message.
22151 2019-03-12 Martin Jambor <mjambor@suse.cz>
22153 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
22154 terminate with newline.
22156 2019-03-12 Jakub Jelinek <jakub@redhat.com>
22159 * config/s390/s390.md (tabort): Use %wd instead of
22160 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
22161 letters and periods.
22162 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
22163 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
22166 PR middle-end/89663
22167 * builtins.c (expand_builtin_int_roundingfn,
22168 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
22169 gcc_unreachable if validate_arglist fails.
22171 2019-03-12 Richard Biener <rguenther@suse.de>
22173 PR tree-optimization/89664
22174 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
22175 free the occurance tree after the early out.
22177 2019-03-11 Jakub Jelinek <jakub@redhat.com>
22179 PR middle-end/89655
22181 * vr-values.c (vr_values::update_value_range): If
22182 old_vr->varying_p (), don't update it, make new_vr also VARYING
22185 2019-03-11 Martin Liska <mliska@suse.cz>
22187 * config/aarch64/aarch64.c (aarch64_override_options_internal):
22188 Fix double string quoting.
22190 2019-03-11 Martin Liska <mliska@suse.cz>
22192 * collect-utils.c (collect_wait): Wrap apostrophes
22193 in gcc internal format with %'.
22194 * collect2.c (main): Likewise.
22195 (scan_prog_file): Likewise.
22196 (scan_libraries): Likewise.
22197 * config/i386/i386.c (ix86_expand_call): Likewise.
22198 (ix86_handle_interrupt_attribute): Likewise.
22199 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
22200 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
22201 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
22202 * lto-wrapper.c (find_crtoffloadtable): Likewise.
22203 * symtab.c (symtab_node::verify_base): Likewise.
22204 * tree-cfg.c (verify_gimple_label): Likewise.
22205 * tree.c (verify_type_variant): Likewise.
22207 2019-03-11 Martin Liska <mliska@suse.cz>
22209 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
22210 in a string format message and fix GNU coding style.
22211 (expand_builtin_set_thread_pointer): Likewise.
22212 * common/config/aarch64/aarch64-common.c
22213 (aarch64_rewrite_selected_cpu): Likewise.
22214 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
22215 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
22216 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
22217 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
22218 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
22219 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
22220 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
22221 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
22222 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
22223 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
22225 * common/config/riscv/riscv-common.c
22226 (riscv_subset_list::parsing_subset_version): Likewise.
22227 (riscv_subset_list::parse_std_ext): Likewise.
22228 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
22229 (riscv_subset_list::parse): Likewise.
22230 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
22231 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
22232 (aarch64_override_options_internal): Likewise.
22233 (aarch64_validate_mcpu): Likewise.
22234 (aarch64_validate_march): Likewise.
22235 (aarch64_validate_mtune): Likewise.
22236 (aarch64_override_options): Likewise.
22237 * config/alpha/alpha.c (alpha_option_override): Likewise.
22238 * config/arc/arc.c (arc_init): Likewise.
22239 (parse_mrgf_banked_regs_option): Likewise.
22240 (arc_override_options): Likewise.
22241 (arc_expand_builtin_aligned): Likewise.
22242 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
22243 (arm_expand_builtin): Likewise.
22244 * config/arm/arm.c (arm_option_check_internal): Likewise.
22245 (arm_configure_build_target): Likewise.
22246 (arm_option_override): Likewise.
22247 (arm_options_perform_arch_sanity_checks): Likewise.
22248 (arm_handle_cmse_nonsecure_entry): Likewise.
22249 (arm_handle_cmse_nonsecure_call): Likewise.
22250 (arm_tls_referenced_p): Likewise.
22251 (thumb1_expand_prologue): Likewise.
22252 * config/avr/avr.c (avr_option_override): Likewise.
22253 * config/bfin/bfin.c (bfin_option_override): Likewise.
22254 * config/c6x/c6x.c (c6x_option_override): Likewise.
22255 * config/cr16/cr16.c (cr16_override_options): Likewise.
22256 * config/cris/cris.c (cris_option_override): Likewise.
22257 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
22258 * config/darwin-c.c (macosx_version_as_macro): Likewise.
22259 * config/darwin.c (darwin_override_options): Likewise.
22260 * config/frv/frv.c (frv_expand_builtin): Likewise.
22261 * config/h8300/h8300.c (h8300_option_override): Likewise.
22262 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
22263 (ix86_option_override_internal): Likewise.
22264 (warn_once_call_ms2sysv_xlogues): Likewise.
22265 (ix86_expand_prologue): Likewise.
22266 (split_stack_prologue_scratch_regno): Likewise.
22267 (ix86_warn_parameter_passing_abi): Likewise.
22268 * config/ia64/ia64.c (fix_range): Likewise.
22269 * config/m68k/m68k.c (m68k_option_override): Likewise.
22270 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
22271 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
22272 (mips_set_compression_mode): Likewise.
22273 * config/mmix/mmix.c (mmix_option_override): Likewise.
22274 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
22275 * config/msp430/msp430.c (msp430_option_override): Likewise.
22276 * config/nds32/nds32.c (nds32_option_override): Likewise.
22277 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
22278 (nios2_option_override): Likewise.
22279 (nios2_expand_custom_builtin): Likewise.
22280 * config/nvptx/mkoffload.c (main): Likewise.
22281 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
22282 * config/pa/pa.c (fix_range): Likewise.
22283 (pa_option_override): Likewise.
22284 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
22285 (riscv_option_override): Likewise.
22286 * config/rl78/rl78.c (rl78_option_override): Likewise.
22287 * config/rs6000/aix61.h: Likewise.
22288 * config/rs6000/aix71.h: Likewise.
22289 * config/rs6000/aix72.h: Likewise.
22290 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
22291 * config/rs6000/freebsd64.h: Likewise.
22292 * config/rs6000/linux64.h: Likewise.
22293 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
22294 (rs6000_expand_zeroop_builtin): Likewise.
22295 (rs6000_expand_mtfsb_builtin): Likewise.
22296 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
22297 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
22298 (rs6000_invalid_builtin): Likewise.
22299 (rs6000_expand_split_stack_prologue): Likewise.
22300 * config/rs6000/rtems.h: Likewise.
22301 * config/rx/rx.c (valid_psw_flag): Likewise.
22302 (rx_expand_builtin): Likewise.
22303 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
22304 * config/s390/s390.c (s390_expand_builtin): Likewise.
22305 (s390_function_profiler): Likewise.
22306 (s390_option_override_internal): Likewise.
22307 (s390_option_override): Likewise.
22308 * config/sh/sh.c (sh_option_override): Likewise.
22309 (sh_builtin_saveregs): Likewise.
22310 (sh_fix_range): Likewise.
22311 * config/sh/vxworks.h: Likewise.
22312 * config/sparc/sparc.c (sparc_option_override): Likewise.
22313 * config/spu/spu.c (spu_option_override): Likewise.
22314 (fix_range): Likewise.
22315 * config/visium/visium.c (visium_option_override): Likewise.
22316 (visium_handle_interrupt_attr): Likewise.
22317 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
22318 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
22319 (dbg_cnt_process_opt): Likewise.
22320 * dwarf2out.c (output_dwarf_version): Likewise.
22321 * except.c (expand_eh_return): Likewise.
22322 * gcc.c (defined): Likewise.
22323 (driver_handle_option): Likewise.
22324 (process_command): Likewise.
22325 (compare_files): Likewise.
22326 (driver::prepare_infiles): Likewise.
22327 (driver::do_spec_on_infiles): Likewise.
22328 (driver::maybe_run_linker): Likewise.
22329 * omp-offload.c (oacc_parse_default_dims): Likewise.
22330 * opts-global.c (handle_common_deferred_options): Likewise.
22331 * opts.c (parse_sanitizer_options): Likewise.
22332 (common_handle_option): Likewise.
22333 (enable_warning_as_error): Likewise.
22334 * passes.c (enable_disable_pass): Likewise.
22335 * plugin.c (parse_plugin_arg_opt): Likewise.
22336 (default_plugin_dir_name): Likewise.
22337 * targhooks.c (default_expand_builtin_saveregs): Likewise.
22338 (default_pch_valid_p): Likewise.
22339 * toplev.c (init_asm_output): Likewise.
22340 (process_options): Likewise.
22341 (toplev::run_self_tests): Likewise.
22342 * tree-cfg.c (verify_gimple_call): Likewise.
22343 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
22344 (tree_inlinable_function_p): Likewise.
22345 * var-tracking.c (vt_find_locations): Likewise.
22347 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
22349 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
22350 only on the else branch.
22352 2019-03-11 Martin Liska <mliska@suse.cz>
22354 * gcov.c (output_intermediate_json_line): Print function
22356 (output_json_intermediate_file): Add new argument.
22357 * doc/gcov.texi: Document the change.
22359 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
22361 PR rtl-optimization/89588
22362 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
22363 explicit unrolling factor more robust.
22365 2019-03-11 Richard Biener <rguenther@suse.de>
22367 PR tree-optimization/89649
22368 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
22369 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
22370 on the prolog and epilog loops.
22371 (vect_loop_versioning): Return copy of loop.
22372 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
22373 on the non-vectorized version of the loop.
22375 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
22378 * config/i386/sse.md (*vec_extractv2di_0_sse):
22379 Add (=r,x) alternative and corresponding splitter.
22381 2019-03-10 Martin Jambor <mjambor@suse.cz>
22383 PR tree-optimization/85762
22384 PR tree-optimization/87008
22385 PR tree-optimization/85459
22386 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
22387 it points to if there is a type changing MEM_REF. Adjust all callers.
22388 (build_accesses_from_assign): Disable total scalarization if
22389 contains_vce_or_bfcref_p returns true through the new parameter, for
22392 2019-03-09 Jakub Jelinek <jakub@redhat.com>
22395 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
22396 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
22399 * common.opt (fdiagnostics-show-labels,
22400 fdiagnostics-show-line-numbers, fdiagnostics-format=,
22401 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
22402 gas-locview-support, ginline-points, ginternal-reset-location-views):
22403 Terminate description text with a dot.
22404 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
22405 * config/mcore/mcore.opt (m210, m340): Likewise.
22406 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
22407 mnops=): Start description text with a capital letter.
22408 * config/arc/arc.opt (msize-level=): Likewise.
22409 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
22410 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
22411 mnewlib): Likewise.
22412 * config/ft32/ft32.opt (msim): Likewise.
22413 (mft32b, mcompress): Likewise. Terminate description text with a dot.
22414 (mnodiv, mnopm): Terminate description text with a dot.
22415 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
22417 * config/i386/i386.opt (prefer_vector_width, instrument_return):
22419 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
22422 PR rtl-optimization/89634
22423 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
22424 are modified in BB_END (e->src) instruction.
22426 2019-03-08 David Malcolm <dmalcolm@redhat.com>
22429 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
22430 messages more amenable to translation, and improve wording.
22432 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
22434 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
22435 ud- and du-chains between phases.
22437 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
22440 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
22441 instead of POLY_INT_CST.
22443 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
22445 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
22448 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
22453 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
22454 (_mm_storeu_si64): Ditto.
22456 2019-03-08 Martin Liska <mliska@suse.cz>
22459 * config/i386/i386.c (ix86_option_override_internal): Disable
22460 jump tables when retpolines are used.
22462 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
22465 * ipa-split.c (execute_split_functions): Do not split
22466 'noinline' or 'section' function.
22468 2019-03-08 Jakub Jelinek <jakub@redhat.com>
22471 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
22472 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
22473 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
22476 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
22477 from diagnostics. Formatting fixes.
22480 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
22481 warn_odr diagnostics.
22484 * lra-constraints.c (process_alt_operands): Avoid one space before
22485 " at the end of line and another after " on another line in a string
22487 * attribs.c (handle_dll_attribute): Likewise.
22488 * config/avr/avr-devices.c (avr_texinfo): Likewise.
22490 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
22491 warning_at or inform messages in G_() if there is no ?:.
22493 PR tree-optimization/89550
22494 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
22495 returned true. Formatting fixes.
22496 (expand_builtin_strnlen): Formatting fixes.
22497 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
22498 if warning_at returned true.
22499 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
22501 2019-03-08 Richard Biener <rguenther@suse.de>
22503 PR middle-end/89578
22504 * cfgloop.h (struct loop): Add owned_clique field.
22505 * cfgloopmanip.c (copy_loop_info): Copy it.
22506 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
22508 * tree-inline.c (copy_loops): Remap owned_clique.
22509 * lto-streamer-in.c (input_cfg): Stream owned_clique.
22510 * lto-streamer-out.c (output_cfg): Likewise.
22512 2019-03-08 Jakub Jelinek <jakub@redhat.com>
22515 * config/darwin.c: Include intl.h.
22516 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
22517 composing the message out of two separate parts.
22519 2019-03-07 Jakub Jelinek <jakub@redhat.com>
22522 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
22523 doesn't start with a capital letter and doesn't end with a dot.
22524 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
22525 with a capital letter.
22526 (ix86_mangle_function_version_assembler_name): Likewise.
22527 (ix86_generate_version_dispatcher_body): Likewise.
22528 (fold_builtin_cpu): Likewise.
22529 (get_builtin_code_for_version): Likewise. Remove extraneous space.
22530 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
22531 translators, wrap full type name in %qs.
22533 PR translation/79999
22534 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
22535 depend clause with source (or sink) modifier.
22536 * omp-expand.c (expand_omp_ordered_sink): Likewise.
22539 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
22540 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
22541 (avx512f_load<mode>_mask): New define_expand.
22542 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
22543 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
22544 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
22545 __builtin_ia32_movess_mask): New builtins.
22546 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
22547 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
22548 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
22549 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
22551 2019-03-07 Martin Jambor <mjambor@suse.cz>
22554 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
22555 for extern inline functions.
22557 2019-03-07 Martin Jambor <mjambor@suse.cz>
22560 * cgraph.h (cgraph_node): New inline method former_thunk_p.
22561 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
22562 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
22563 have multiple callees. At the end check if declarations match as
22564 opposed to cgraph_nodes.
22566 2019-03-07 Martin Liska <mliska@suse.cz>
22568 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
22569 which is equivalent to searching for this in clones chain.
22570 * symtab.c (symtab_node::verify_base): Similarly compare ASM
22571 names with a neighbour and special case first node in a chain.
22573 2019-01-25 Jason Merrill <jason@redhat.com>
22575 PR c++/80916 - spurious "static but not defined" warning.
22576 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
22577 for an internal symbol with DECL_EXTERNAL.
22579 2019-04-07 Richard Biener <rguenther@suse.de>
22581 PR middle-end/89618
22582 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
22583 * tree-inline.c (copy_loops): Simplify.
22585 2019-03-07 Martin Liska <mliska@suse.cz>
22587 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
22589 2019-03-07 Richard Biener <rguenther@suse.de>
22591 PR tree-optimization/89595
22592 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
22593 stmt iterator as reference, take boolean output parameter to
22594 indicate whether the stmt was removed and thus the iterator
22596 (dom_opt_dom_walker::before_dom_children): Re-iterate over
22597 stmts created by folding.
22599 2019-03-07 Jakub Jelinek <jakub@redhat.com>
22602 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
22605 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
22607 PR rtl-optimization/88845
22608 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
22610 * lra.c (remove_scratches_1): New function.
22611 (remove_scratches): Use it.
22612 (lra_emit_move): Likewise.
22614 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
22616 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
22617 unaligned_access variable.
22618 * config/arc/arc.c (arc_override_options): Set unaligned access
22619 default on for HS CPUs.
22620 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
22622 2019-03-06 Martin Liska <mliska@suse.cz>
22624 PR gcov-profile/89577
22625 * doc/gcov.texi: Prefer to use --coverage.
22626 * doc/sourcebuild.texi: Likewise.
22628 2019-03-02 Jason Merrill <jason@redhat.com>
22630 PR c++/86485 - -Wmaybe-unused with empty class ?:
22631 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
22633 2019-03-05 Jakub Jelinek <jakub@redhat.com>
22636 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
22639 PR middle-end/89590
22640 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
22641 exactly one argument.
22643 2019-03-05 Jakub Jelinek <jakub@redhat.com>
22644 Richard Sandiford <richard.sandiford@arm.com>
22646 PR tree-optimization/89570
22647 * match.pd (vec_cond into cond_op simplification): Don't use
22648 get_conditional_internal_fn, use as_internal_fn (cond_op).
22650 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
22653 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
22654 to decide when to split off a non-zero offset from a symbol.
22655 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
22656 in function symbols.
22658 2019-03-05 Richard Biener <rguenther@suse.de>
22660 PR tree-optimization/89594
22661 * tree-if-conv.c (pass_if_conversion::execute): Handle
22662 case where .LOOP_VECTORIZED_FUNCTION was removed.
22664 2019-03-05 Jakub Jelinek <jakub@redhat.com>
22667 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
22668 instead alloca it only when needed with the needed size.
22670 PR tree-optimization/89570
22671 * match.pd (vec_cond into cond_op simplification): Guard with
22672 vectorized_internal_fn_supported_p test and #if GIMPLE.
22674 PR tree-optimization/89566
22675 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
22676 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
22677 Punt if get_user_idx_format succeeds, but idx_format argument is
22678 not provided or doesn't have pointer type, or if idx_args is above
22679 number of provided arguments.
22681 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
22683 PR tree-optimization/89437
22684 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
22686 2019-03-04 Richard Biener <rguenther@suse.de>
22688 PR middle-end/89572
22689 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
22692 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
22694 PR tree-optimization/89487
22695 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
22696 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
22697 (distribute_loop): Don't do runtime alias check if there is non-
22698 addressable data reference.
22699 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
22700 is a register variable.
22702 2019-03-02 Jakub Jelinek <jakub@redhat.com>
22705 * config/arm/arm.md (cmpsi2_addneg): Use
22706 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
22707 If operands[2] is 0 or INT_MIN, force use of subs.
22708 (*compare_scc splitter): Use gen_int_mode.
22709 (*negscc): Likewise.
22710 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
22712 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
22713 Monk Chiang <sh.chiang04@gmail.com>
22715 * common/config/riscv/riscv-common.c: Include sstream.
22716 (riscv_subset_list::to_string): New.
22717 (riscv_arch_str): Likewise.
22718 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
22719 * config.in: Regen.
22720 * config/riscv/riscv-protos.h (riscv_arch_str): New.
22721 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
22722 (riscv_emit_attribute): New.
22723 (riscv_file_start): Emit attribute if needed.
22724 (riscv_option_override): Init riscv_emit_attribute_p.
22725 * config/riscv/riscv.opt (mriscv-attribute): New option.
22726 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
22727 * configure: Regen.
22728 * doc/install.texi: Document --with-riscv-attribute.
22729 * doc/invoke.texi: Document -mriscv-attribute.
22731 * common/config/riscv/riscv-common.c:
22732 Include config/riscv/riscv-protos.h.
22733 (INCLUDE_STRING): Defined.
22734 (RISCV_DONT_CARE_VERSION): Defined.
22735 (riscv_subset_t): Declare.
22736 (riscv_subset_t::riscv_subset_t): New.
22737 (riscv_subset_list): Declare.
22738 (riscv_subset_list::riscv_subset_list): New.
22739 (riscv_subset_list::~riscv_subset_list): Likewise.
22740 (riscv_subset_list::parsing_subset_version): Likewise.
22741 (riscv_subset_list::parse_std_ext): Likewise.
22742 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
22743 (riscv_subset_list::add): Likewise.
22744 (riscv_subset_list::lookup): Likewise.
22745 (riscv_subset_list::xlen): Likewise.
22746 (riscv_subset_list::parse): Likewise.
22747 (riscv_supported_std_ext): Likewise.
22748 (current_subset_list): Likewise.
22749 (riscv_parse_arch_string): Using riscv_subset_list::parse to
22752 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
22754 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
22755 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
22756 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
22758 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
22760 PR rtl-optimization/85899
22761 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
22762 fallthru edges leading to the exit block.
22764 2019-03-01 Tamar Christina <tamar.christina@arm.com>
22767 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
22768 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
22770 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
22772 PR tree-optimization/89535
22773 * tree-vect-stmts.c (vectorizable_call): Record the vector types
22774 for each operand. Calculate the fallback choice for mask operands
22775 and pass it to vect_get_vec_def_for_operand.
22777 2019-03-01 Richard Biener <rguenther@suse.de>
22779 PR middle-end/89541
22780 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
22781 get virtual operands.
22782 (get_expr_operands): Handle CONST_DECL like other decls.
22784 2019-03-01 Jakub Jelinek <jakub@redhat.com>
22786 PR middle-end/89503
22787 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
22788 on DECL_P and EXPR_P.
22790 2019-03-01 Richard Biener <rguenther@suse.de>
22792 PR middle-end/89497
22793 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
22794 argument, defaulted to zero.
22795 * passes.c (execute_function_todo): Pass down SSA update flags
22796 to cleanup_tree_cfg.
22797 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
22798 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
22800 (cleanup_tree_cfg): Get and pass down SSA update flags.
22802 2019-03-01 Jakub Jelinek <jakub@redhat.com>
22805 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
22806 early_lto_debug argument.
22808 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
22810 PR tree-optimization/89536
22811 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
22812 only whether bit #0 of the value is 0 instead of the entire value.
22814 2019-02-28 Marek Polacek <polacek@redhat.com>
22816 PR c++/87068 - missing diagnostic with fallthrough statement.
22817 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
22818 at the end of a seq, save its location to walk_stmt_info.
22819 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
22822 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
22825 * tree.c (find_atomic_core_type): Move ahead in file.
22826 (check_base_type): Correctly compare alignments of atomic types.
22828 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
22831 * config/i386/i386.c (get_builtin_code_for_version): Identify
22832 Westmere from PCLMUL, instead of AES.
22834 2019-02-28 Jakub Jelinek <jakub@redhat.com>
22837 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
22838 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
22841 2019-02-28 Tamar Christina <tamar.christina@arm.com>
22844 * config/aarch64/aarch64-option-extensions.def: Document it.
22845 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
22848 2019-02-28 Jakub Jelinek <jakub@redhat.com>
22851 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
22852 builtins if they don't have a single scalar floating point argument.
22855 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
22857 PR rtl-optimization/89490
22858 * varasm.c (get_block_for_section): Bail out for mergeable sections.
22859 (default_use_anchors_for_symbol_p, output_object_block): Assert the
22860 block section is not mergeable.
22862 2019-02-27 Jakub Jelinek <jakub@redhat.com>
22865 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
22866 old define_insn to ...
22867 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
22868 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
22869 Rename old define_insn to ...
22870 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
22871 (thumb2_casesi_internal_pic): New define_expand. Rename old
22873 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
22874 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
22875 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
22877 2019-02-27 Richard Biener <rguenther@suse.de>
22880 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
22882 2019-02-27 Richard Biener <rguenther@suse.de>
22884 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
22887 2019-02-27 Richard Biener <rguenther@suse.de>
22890 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
22891 parameter, prefix section name with .gnu.debuglto_ if true.
22892 (dwarf2out_finish): Pass false to output_comdat_type_unit.
22893 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
22895 2019-02-27 Richard Biener <rguenther@suse.de>
22898 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
22899 rather than on use_debug_types, doing what output_die does.
22900 (value_format): Likewise.
22902 2019-02-27 Martin Jambor <mjambor@suse.cz>
22903 Martin Sebor <msebor@redhat.com>
22905 * doc/invoke.texi (Warning Options): Reword description of
22906 -Wno-absolute-value.
22908 2019-02-27 Jakub Jelinek <jakub@redhat.com>
22910 PR tree-optimization/89280
22911 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
22912 builtin_setjmp_setup_bb): New functions.
22913 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
22914 When visiting __builtin_setjmp_setup block, queue in special
22915 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
22916 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
22917 from visited after the loop if they don't have any visited successor
22920 2018-02-26 Steve Ellcey <sellcey@marvell.com>
22922 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
22924 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
22926 2019-02-26 Jakub Jelinek <jakub@redhat.com>
22929 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
22930 with types other than sizetype/ssizetype.
22932 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
22934 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
22935 (enum sparc_processor_type): ...this.
22936 (enum sparc_code_model_type): New enumeration type.
22937 (enum sparc_memory_model_type): Tweak comments.
22938 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
22940 (mcmodel): Use sparc_code_model enumeration and variable.
22941 (sparc_code_model): New enumeration.
22942 (mdebug): Add Undocumented marker.
22943 * config/sparc/sparc.h (enum cmodel): Delete.
22944 (sparc_cmodel): Likewise.
22945 (TARGET_CM_MEDLOW): Adjust to above renaming.
22946 (TARGET_CM_MEDMID): Likewise.
22947 (TARGET_CM_MEDANY): Likewise.
22948 (TARGET_CM_EMBMEDANY): Likewise.
22949 * config/sparc/sparc.c (sparc_cmodel): Delete.
22950 (sparc_option_override): Remove string/value mapping support for the
22951 code model. Move code and memory model support to after the handling
22952 of target flags. Do private machine setup last.
22953 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
22954 (sparc_legitimize_reload_address): Likewise.
22955 (sparc_output_mi_thunk): Likewise.
22956 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
22958 2019-02-26 Jakub Jelinek <jakub@redhat.com>
22960 PR tree-optimization/89500
22961 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
22962 (handle_builtin_strlen): Remove noncst_bound variable. Always
22963 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
22964 cst if the first cst bytes starting at x are known to be non-zero,
22965 even if the string is not zero terminated. Don't try to modify
22966 *si for strnlen. Update strlen_to_stridx only for strlen or if
22967 we can prove strnlen returns the same value as strlen would.
22969 2019-02-26 Martin Liska <mliska@suse.cz>
22971 * alloc-pool.h (struct pool_usage): Remove extra
22973 * bitmap.h (struct bitmap_usage): Likewise.
22974 * ggc-common.c (struct ggc_usage): Likewise.
22975 * mem-stats.h (struct mem_usage): Likewise.
22976 (mem_alloc_description::dump): Print dash lines
22977 here and repeat header at the end of a table report.
22978 It's then more readable.
22979 * tree-phinodes.c (phinodes_print_statistics): Make
22980 horizontal alignment.
22981 * tree-ssanames.c (ssanames_print_statistics): Likewise.
22982 * vec.c (struct vec_usage): Remove extra print_dash_line.
22983 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
22985 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
22987 * doc/extend.texi (__builtin_object_size):
22988 Use @pxref instead of @xref inside parenthesis.
22989 (__builtin_has_attribute): Add missing comma after @xref.
22990 (__builtin_object_size): Ditto.
22991 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
22993 2019-02-26 Jeff Law <law@redhat.com>
22995 PR rtl-optimization/87761
22996 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
22997 detect obviously dead insns and delete them.
22999 2019-02-26 Richard Biener <rguenther@suse.de>
23001 PR tree-optimization/89505
23002 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
23003 to handle restrict pointed-to vars with multiple subvars
23006 2019-02-26 Richard Biener <rguenther@suse.de>
23008 PR tree-optimization/89489
23009 * tree-parloops.c (create_loop_fn): Copy over last_clique.
23011 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
23013 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
23014 and move around comment.
23015 <BIT_AND_EXPR>: Likewise.
23016 <BIT_NOT_EXPR>: Add specific handling for boolean types.
23018 2019-02-26 Jakub Jelinek <jakub@redhat.com>
23021 * config/i386/i386.c (remove_partial_avx_dependency): Call
23022 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
23023 after changing possibly many instructions to use that pseudo. Fix up
23024 insertion of v4sf_const0 setter at the start of bb.
23026 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
23029 * doc/extend.texi (Variadic Pointer Args): New section.
23031 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
23032 Martin Sebor <msebor@gmail.com>
23034 * common.opt (Wattribute-alias): Likewise.
23035 * doc/invoke.texi (Option Summary): List general form of
23036 -Wattribute-alias=. List positive form of -Wmissing-attributes.
23037 (-Wmissing-attributes): Invert entry, rewrite and correct default.
23038 Add cross-references.
23039 (-Wattribute-alias): Rewrite and correct default. Mention
23040 considered attributes (same as for -Wmissing-attributes).
23042 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
23044 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
23045 (_mm_cvtpd_ps): Likewise.
23046 (_mm_cvttpd_epi32): Likewise.
23049 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
23050 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
23053 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
23055 2019-02-25 Tamar Christina <tamar.christina@arm.com>
23058 * common/config/aarch64/aarch64-common.c
23059 (struct aarch64_option_extension): Add is_synthetic.
23060 (all_extensions): Use it.
23061 (TARGET_OPTION_INIT_STRUCT): Define hook.
23062 (struct gcc_targetm_common): Moved to end.
23063 (all_extensions_by_on): New.
23064 (opt_ext_cmp, typedef opt_ext): New.
23065 (aarch64_option_init_struct): New.
23066 (aarch64_contains_opt): New.
23067 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
23068 * config/aarch64/aarch64-option-extensions.def
23069 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
23070 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
23071 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
23072 Set is_synthetic to false.
23073 (crypto): Set is_synthetic to true.
23074 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
23077 2019-02-25 Tamar Christina <tamar.christina@arm.com>
23079 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
23080 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
23081 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
23082 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
23083 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
23084 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
23085 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
23086 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
23088 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
23089 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
23090 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
23091 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
23092 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
23093 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
23094 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
23095 vfmlsl_laneq_high_f16): ... To this.
23096 * config/arm/neon.md: Update comments.
23098 2019-02-25 Tamar Christina <tamar.christina@arm.com>
23100 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
23101 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
23102 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
23103 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
23104 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
23105 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
23106 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
23107 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
23109 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
23110 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
23111 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
23112 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
23113 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
23114 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
23115 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
23116 vfmlslq_laneq_high_f16): ... To this.
23118 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
23120 PR rtl-optimization/86096
23121 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
23122 comparing mw_order values.
23124 2019-02-25 Jakub Jelinek <jakub@redhat.com>
23127 * config/arm/arm.md (*subsi3_carryin_const): Use
23128 arm_neg_immediate_operand predicate instead of
23129 arm_not_immediate_operand, "L" constraint instead of "K" and
23130 print it using %n2 instead of %B2.
23131 (*subsi3_carryin_const0): New define_insn.
23132 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
23133 instead of arm_not_operand and "I" constraint instead of "K" and
23134 print it using %n3 instead of %B2. Instead of using match_dup 2 add
23135 another match_operand and in the condition check that it is negation
23137 (*subsi3_carryin_compare_const0): New define_ins.
23138 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
23139 *subsi3_carryin_const.
23140 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
23141 split into *subsi3_carryin_compare_const0 if the highpart is zero.
23144 * config/arm.vfp.md (*negdf2_vfp): Use
23145 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
23146 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
23148 2019-02-24 Jakub Jelinek <jakub@redhat.com>
23150 PR rtl-optimization/89445
23151 * simplify-rtx.c (simplify_ternary_operation): Don't use
23152 simplify_merge_mask on operands that may trap.
23153 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
23154 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
23155 second operand is CONST_VECTOR, check if any element could be zero.
23156 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
23157 their operands can trap.
23159 2019-02-23 Martin Sebor <msebor@redhat.com>
23161 * gimple-ssa-sprintf.c (target_strtol): Rename...
23162 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
23163 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
23164 check for range error.
23166 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
23169 * opts-common.c (prune_options): Also prune joined switches
23170 with Negative and RejectNegative.
23171 * config/i386/i386.opt (march=): Add Negative(march=).
23172 (mtune=): Add Negative(mtune=).
23173 * doc/options.texi: Document Negative used together with Joined
23174 and RejectNegative.
23176 2019-02-22 Martin Sebor <msebor@redhat.com>
23178 * doc/extend.texi (Other Builtins): Add
23179 __builtin_is_constant_evaluated.
23181 2019-02-22 Richard Biener <rguenther@suse.de>
23183 PR tree-optimization/87609
23184 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
23186 2019-02-22 Jeff Law <law@redhat.com>
23188 PR rtl-optimization/87761
23189 * config/mips/mips.md: Add new combiner pattern to recognize
23190 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
23192 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
23195 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
23196 destination register in peepholes generating patterns for ADDS/SUBS.
23197 (add<mode>3_compare0,
23198 *addsi3_compare0_uxtw, add<mode>3_compareC,
23199 add<mode>3_compareV_imm, add<mode>3_compareV,
23200 *adds_<optab><ALLX:mode>_<GPI:mode>,
23201 *subs_<optab><ALLX:mode>_<GPI:mode>,
23202 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
23203 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
23204 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
23205 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
23206 sub<mode>3_compare1): Allow stack pointer for source register.
23207 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
23209 2019-02-22 Martin Sebor <msebor@redhat.com>
23211 PR tree-optimization/88993
23212 PR tree-optimization/88853
23213 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
23215 (sprintf_dom_walker::call_info::is_string_func): New helper.
23216 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
23217 for formatted string functions.
23218 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
23220 2019-02-22 Martin Sebor <msebor@redhat.com>
23223 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
23224 unreachable subexpressions.
23226 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
23227 Hongtao Liu <hongtao.liu@intel.com>
23228 Sunil K Pandey <sunil.k.pandey@intel.com>
23231 * config/i386/i386-passes.def: Add
23232 pass_remove_partial_avx_dependency.
23233 * config/i386/i386-protos.h
23234 (make_pass_remove_partial_avx_dependency): New.
23235 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
23237 (pass_data_remove_partial_avx_dependency): New.
23238 (pass_remove_partial_avx_dependency): Likewise.
23239 (make_pass_remove_partial_avx_dependency): Likewise.
23240 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
23241 (*extendsfdf2): Add avx_partial_xmm_update.
23242 (truncdfsf2): Likewise.
23243 (*float<SWI48:mode><MODEF:mode>2): Likewise.
23244 (SF/DF conversion splitters): Disabled for TARGET_AVX.
23246 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
23248 PR middle-end/85598
23249 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
23252 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
23255 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
23256 (PTA_SKYLAKE): Add PTA_AES.
23257 (PTA_GOLDMONT): Likewise.
23259 2019-02-22 Sudakshina Das <sudi.das@arm.com>
23261 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
23262 instruction if enabled.
23263 (aarch64_override_options): Remove reference to return address key.
23265 2019-02-22 Richard Biener <rguenther@suse.de>
23267 PR tree-optimization/89440
23268 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
23269 not necessary assert.
23271 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
23274 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
23275 (oacc_replace_fn_attrib_attr): ... this new function.
23276 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
23277 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
23279 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23281 * config/arm/arm-cpus.in (ares): Rename to...
23282 (neoverse-n1): ... This. Add ares as alias.
23283 * config/arm/arm-tables.opt: Regenerate.
23284 * config/arm/arm-tune.md: Likewise.
23285 * doc/invoke.txt (ARM Options): Document neoverse-n1.
23287 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23289 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
23290 * config/aarch64/aarch64-tune.md: Regenerate.
23291 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
23293 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23295 * config/aarch64/aarch64.c (ares_tunings): Rename to...
23296 (neoversen1_tunings): ... This.
23297 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
23298 (neoverse-n1): New CPU.
23299 * config/aarch64/aarch64-tune.md: Regenerate.
23300 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
23302 2019-02-22 Richard Biener <rguenther@suse.de>
23304 PR middle-end/87609
23305 * cfghooks.h (dependence_hash): New typedef.
23306 (struct copy_bb_data): New type.
23307 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
23308 (duplicate_block): Likewise.
23309 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
23310 (copy_bbs): Create and pass down copy_bb_data.
23311 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
23312 (rtl_duplicate_bb): Likewise.
23313 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
23314 remap dependence info.
23316 2019-02-22 Richard Biener <rguenther@suse.de>
23318 PR tree-optimization/87609
23319 * tree-core.h (tree_base): Document special clique values.
23320 * tree-inline.c (remap_dependence_clique): Do not use the
23321 special clique value of one.
23322 (maybe_set_dependence_info): Use clique one.
23323 (clear_dependence_clique): New callback.
23324 (compute_dependence_clique): Clear clique one from all refs
23325 before assigning it (again).
23327 2019-02-21 Martin Sebor <msebor@redhat.com>
23329 * doc/extend.texi (__clear_cache): Correct signature.
23331 2019-02-21 Ian Lance Taylor <iant@golang.org>
23334 * varasm.c (decode_addr_const): Call lookup_constant_def rather
23335 than output_constant_def.
23336 (add_constant_to_table): New static function.
23337 (output_constant_def): Call add_constant_to_table.
23338 (tree_output_constant_def): Likewise.
23340 2019-02-21 Jakub Jelinek <jakub@redhat.com>
23343 * builtins.c (fold_builtin_arith_overflow): If first two args are
23344 INTEGER_CSTs, set intres and ovfres to constants rather than calls
23347 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
23350 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
23351 error for -mindirect-branch/-mfunction-return with incompatible
23354 2019-02-21 Jakub Jelinek <jakub@redhat.com>
23357 * constraints.md (q): Remove.
23358 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
23361 2019-02-21 Martin Jambor <mjambor@suse.cz>
23364 * omp-general.c (omp_extract_for_data): Removed a duplicate call
23365 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
23366 (omp_adjust_for_condition): ...here. Added necessary parameters.
23367 * omp-general.h (omp_adjust_for_condition): Updated declaration.
23368 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
23369 proper values to new parameters of omp_adjust_for_condition.
23371 2019-02-20 Jakub Jelinek <jakub@redhat.com>
23373 PR middle-end/89412
23374 * expr.c (expand_assignment): If result is a MEM, use change_address
23375 instead of simplify_gen_subreg.
23377 2019-02-20 Jakub Jelinek <jakub@redhat.com>
23378 David Malcolm <dmalcolm@redhat.com>
23380 PR middle-end/89091
23381 * fold-const.c (decode_field_reference): Return NULL_TREE if
23382 lang_hooks.types.type_for_size returns NULL. Check it before
23383 overwriting *exp_. Use return NULL_TREE instead of return 0.
23385 2019-02-20 Jakub Jelinek <jakub@redhat.com>
23387 PR middle-end/88074
23388 PR middle-end/89415
23389 * toplev.c (do_compile): Double the emin/emax exponents to workaround
23392 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
23395 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
23396 TARGET_SSE in addition to TARGET_SSE_MATH.
23398 (ix86_excess_precision): Ditto.
23399 (ix86_float_exceptions_rounding_supported_p): Ditto.
23400 (use_rsqrt_p): Ditto.
23401 * config/i386/sse.md (rsqrt<mode>2): Ditto.
23403 2019-02-20 David Malcolm <dmalcolm@redhat.com>
23406 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
23407 linenum_arith_t when determining if two adjacent line spans are
23408 close enough to merge.
23409 (diagnostic_show_locus): Use linenum_arith_t when iterating over
23410 lines within each line_span.
23412 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
23415 * lra-constraints.c(uses_hard_regs_p): Fix handling of
23416 paradoxical SUBREGS.
23418 2019-02-20 Li Jia He <helijia@linux.ibm.com>
23421 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
23422 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
23423 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
23426 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
23428 * config/gcn/gcn.c (print_operand): Fix typo.
23430 2019-02-19 Richard Biener <rguenther@suse.de>
23432 PR middle-end/88074
23433 * toplev.c (do_compile): Initialize mpfr's exponent range
23434 based on available float modes.
23436 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
23438 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
23439 as long as the epilogue isn't completed.
23441 2019-02-18 Martin Sebor <msebor@redhat.com>
23443 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
23444 __has_cpp_attribute, and __has_include.
23446 2019-02-18 Martin Sebor <msebor@redhat.com>
23448 * doc/invoke.texi (-Wreturn-type): Correct and expand.
23450 2019-02-18 Martin Sebor <msebor@redhat.com>
23452 PR middle-end/89294
23453 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
23455 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
23457 2019-02-18 Richard Biener <rguenther@suse.de>
23459 PR tree-optimization/89296
23460 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
23461 of no-warning flag to cases that might emit the bogus warning.
23463 2019-02-18 Jakub Jelinek <jakub@redhat.com>
23466 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
23468 * config/arm/vfp.md (*movdi_vfp): Likewise.
23469 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
23470 "q" constraint for operands[0].
23473 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
23474 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
23475 pattern in a temporary buffer.
23476 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
23477 than 64-operands[2].
23480 * config/s390/s390.c (s390_indirect_branch_attrvalue,
23481 s390_indirect_branch_settings): Define unconditionally.
23482 (s390_set_current_function): Likewise, but guard the whole body except
23483 the s390_indirect_branch_settings call with
23484 #if S390_USE_TARGET_ATTRIBUTE.
23485 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
23487 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
23488 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
23489 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
23490 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
23491 HOST_WIDE_INT_1U instead of 1ULL.
23492 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
23493 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
23494 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
23495 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
23497 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
23500 2019-02-18 Martin Jambor <mjambor@suse.cz>
23502 PR tree-optimization/89209
23503 * tree-sra.c (create_access_replacement): New optional parameter
23504 reg_tree. Use it as a type if non-NULL and access type is not of
23506 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
23507 to create_access_replacement.
23508 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
23509 Check lacc is non-NULL before attempting to re-create it on the RHS.
23511 2019-02-18 Martin Liska <mliska@suse.cz>
23514 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
23516 (symbol_table::free_edge): Recycle m_summary_id.
23517 * cgraph.h (get_summary_id): New.
23518 (symbol_table::release_symbol): Set m_summary_id to -1
23520 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
23521 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
23522 function_summary to fast_function_summary.
23523 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
23524 * ipa-pure-const.c (class funct_state_summary_t):
23525 Switch from function_summary to fast_function_summary.
23526 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
23527 (class ipa_ref_opt_summary_t): Switch from function_summary
23528 to fast_function_summary.
23529 * symbol-summary.h (class function_summary_base): New class
23530 that is created from base of former function_summary.
23531 (function_summary_base::unregister_hooks): New.
23532 (class function_summary): Inherit from function_summary_base.
23533 (class call_summary_base): New class
23534 that is created from base of former call_summary.
23535 (class call_summary): Inherit from call_summary_base.
23536 (struct is_same): New.
23537 (class fast_function_summary): New summary class.
23538 (class fast_call_summary): New summary class.
23539 * vec.h (vec_safe_grow_cleared): New function.
23541 2019-02-18 Martin Liska <mliska@suse.cz>
23543 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
23544 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
23545 * doc/tm.texi: Document new target hook.
23546 * doc/tm.texi.in: Likewise.
23547 * target.def: Add new target macro.
23548 * gcc.c (find_fortran_preinclude_file): Do not search multilib
23551 2019-02-17 Alan Modra <amodra@gmail.com>
23554 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
23555 output reg on add insn.
23556 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
23558 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
23561 * config/i386/sse.md (ssedoublemode): Remove V4HI.
23562 (PMULHRSW): Likewise.
23563 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
23565 (ssse3_pmulhrswv4hi3): New expander.
23567 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
23569 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
23570 MMX. Add isa attribute.
23572 2019-02-16 Jakub Jelinek <jakub@redhat.com>
23574 PR rtl-optimization/66152
23575 * builtins.h (c_readstr): Declare.
23576 * builtins.c (c_readstr): Remove forward declaration. Add
23577 null_terminated_p argument, if false, read all bytes from the
23578 string instead of stopping after '\0'.
23579 * expr.c (string_cst_read_str): New function.
23580 (store_expr): Use string_cst_read_str instead of
23581 builtin_strncpy_read_str. Try to store by pieces the whole
23582 exp_len first, and only if that fails, split it up into
23583 store by pieces followed by clear_storage. Formatting fix.
23585 * config/i386/i386.md (*movqi_internal): Remove static from
23586 buf variable. Use output_asm_insn (buf, operands); return "";
23587 instead of return buf;.
23588 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
23589 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
23590 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
23592 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
23594 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
23595 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
23596 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
23597 (CC1_SPEC): Likewise.
23598 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
23600 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
23602 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
23603 the base address on 64-bit strict-alignment platforms.
23605 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
23607 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
23609 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
23611 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
23613 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
23615 PR rtl-optimization/88308
23616 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
23617 on copied instruction.
23619 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
23621 * final.c (insn_current_reference_address): Replace test on JUMP_P
23622 with test on jump_to_label_p.
23623 * config/visium/visium-passes.def: New file.
23624 * config/visium/t-visium (PASSES_EXTRA): Define.
23625 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
23626 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
23627 (TRAMPOLINE_ALIGNMENT): Define.
23628 * config/visium/visium.c (visium_option_override): Do not register
23629 the machine-specific reorg pass here.
23630 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
23632 (output_branch): Adjust threshold for long branch instruction.
23633 * config/visium/visium.md (cpu): Move around.
23634 (length): Adjust for the GR6.
23636 2019-02-15 Richard Biener <rguenther@suse.de>
23637 Jakub Jelinek <jakub@redhat.com>
23639 PR tree-optimization/89278
23640 * tree-loop-distribution.c: Include tree-eh.h.
23641 (generate_memset_builtin, generate_memcpy_builtin): Call
23642 rewrite_to_non_trapping_overflow on builtin->size before passing it
23643 to force_gimple_operand_gsi.
23645 2019-02-15 Jakub Jelinek <jakub@redhat.com>
23648 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
23650 * opth-gen.awk: Likewise.
23652 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
23654 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
23655 Enable MMX, SSE and SSE2 by default.
23656 * config/i386/i386.c (ix86_option_override_internal): Do not
23657 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
23659 2019-02-14 Jakub Jelinek <jakub@redhat.com>
23661 PR rtl-optimization/89354
23662 * combine.c (make_extraction): Punt if extraction_mode is narrower
23665 2019-02-14 Maya Rashish <coypu@sdf.org>
23667 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
23668 * config/netbsd-d.c: New file.
23669 * config/t-netbsd: Add netbsd-d.o
23671 2018-02-14 Steve Ellcey <sellcey@marvell.com>
23673 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
23674 affects_type_identity to true for aarch64_vector_pcs.
23675 (aarch64_comp_type_attributes): New function.
23676 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
23678 2019-02-14 Tamar Christina <tamar.christina@arm.com>
23681 * config/arm/iterators.md (ANY64): Add V4HF.
23683 2019-02-14 Martin Liska <mliska@suse.cz>
23685 PR rtl-optimization/89242
23686 * dce.c (delete_unmarked_insns): Call free_dominance_info we
23687 process a transformation.
23689 2019-02-14 Jakub Jelinek <jakub@redhat.com>
23691 PR tree-optimization/89314
23692 * fold-const.c (fold_binary_loc): Cast strlen argument to
23693 const char * before dereferencing it. Formatting fixes.
23695 PR middle-end/89284
23696 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
23698 2019-02-13 Ian Lance Taylor <iant@golang.org>
23700 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
23701 and set current index for other optimizations.
23703 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
23705 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
23706 nonimmediate_operand as operand 2 predicate.
23707 (vec_set<VF2_512_256:mode>_0): Ditto.
23708 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
23709 (*vec_concatv2si): Remove alternative 2.
23710 (*vec_concatv4si_0): Use vm constraint for alternative 0.
23711 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
23712 (vec_concatv2di): Split alternatives 4,5,6 to ...
23713 (*vec_concatv2di_0) ... new pattern.
23715 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
23718 * config/arm/arm.c (ldm_stm_operation_p) Set
23719 addr_reg_in_reglist correctly for first register.
23720 (load_multiple_sequence): Remove dead base check.
23721 (gen_ldm_seq): Correctly set write_back for Thumb-1.
23723 2019-02-13 Tamar Christina <tamar.christina@arm.com>
23726 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
23727 Expose as @aarch64_pred_mov.
23728 * config/aarch64/aarch64.c (aarch64_classify_address):
23729 Use expand_insn which legitimizes operands.
23731 2019-02-13 Martin Liska <mliska@suse.cz>
23733 * builtins.h (expand_builtin_with_bounds): Remove declaration.
23734 * calls.c (struct arg_data): Remove special_slot, pointer_arg
23735 and pointer_offset fields.
23736 (initialize_argument_information): Remove usage of dead
23738 * cgraph.h (struct cgraph_thunk_info): Remove
23739 add_pointer_bounds_args.
23740 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
23742 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
23744 * config/i386/i386.c (ix86_function_arg_advance): Remove
23746 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
23747 (def_builtin): Remove usage of dead fields.
23748 (ix86_add_new_builtins): Likewise.
23749 * ipa-fnsummary.c (compute_fn_summary): Likewise.
23750 * ipa-icf.c (sem_function::equals_wpa): Likewise.
23751 (sem_function::init): Likewise.
23752 (sem_variable::merge): Likewise.
23753 * ipa-visibility.c (function_and_variable_visibility): Likewise.
23754 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
23755 * lto-cgraph.c (lto_output_node): Likewise.
23756 (lto_output_varpool_node): Likewise.
23757 (input_node): Likewise.
23758 (input_varpool_node): Likewise.
23759 * lto-streamer-out.c (lto_output): Likewise.
23760 * tree-inline.c (expand_call_inline): Remove usage of
23762 * tree-inline.h (struct copy_body_data): Likewise.
23763 * varpool.c (varpool_node::dump): Likewise.
23765 2019-02-13 Jakub Jelinek <jakub@redhat.com>
23767 PR middle-end/89303
23768 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
23769 into pt->vars_contains_escaped_heap instead of setting
23770 pt->vars_contains_escaped_heap to it.
23772 PR middle-end/89281
23773 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
23774 INTVAL (size), compare it to GET_MODE_MASK instead of
23775 1 << GET_MODE_BITSIZE.
23778 * config/i386/predicates.md (x86_64_immediate_operand): Allow
23779 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
23782 2019-02-13 Martin Liska <mliska@suse.cz>
23785 * cfgrtl.c (remove_barriers_from_footer): New function.
23786 (try_redirect_by_replacing_jump): Use it.
23787 (cfg_layout_redirect_edge_and_branch): Likewise.
23789 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
23791 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
23792 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
23793 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
23794 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
23795 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
23796 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
23798 * config/rs6000/rs6000.c (builtin_function_type)
23799 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
23800 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
23801 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
23802 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
23803 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
23805 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
23807 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
23808 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
23810 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
23813 * config/i386/i386.md (*movoi_internal_avx): Revert revision
23814 268678 and revision 268657.
23815 (*movti_internal): Likewise.
23817 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
23820 * config/s390/s390.c (s390_decompose_address): Update comment.
23821 (s390_check_qrst_address): Reject invalid address forms after
23824 2019-02-12 Martin Liska <mliska@suse.cz>
23827 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
23828 we need default values of funct_state for a function that
23831 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
23833 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
23834 the object to pick the size of stores on strict-alignment platforms.
23836 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
23837 (*movdi_insn_sp32): Likewise.
23838 (*movdi_insn_sp64): Likewise.
23840 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
23843 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
23844 types that needs constructiong.
23845 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
23847 2019-02-12 Richard Biener <rguenther@suse.de>
23849 PR tree-optimization/89253
23850 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
23851 duplicate the loop.
23853 2019-02-11 David Malcolm <dmalcolm@redhat.com>
23856 * input.c (selftest::test_line_offset_overflow): New selftest.
23857 (selftest::input_c_tests): Call it.
23859 2019-02-11 Martin Sebor <msebor@redhat.com>
23861 PR tree-optimization/88771
23862 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
23863 when -Wstringop-overflow is set.
23864 (builtin_memref::builtin_memref): Adjust excessive upper bound
23865 only when lower bound is not excessive.
23866 (maybe_diag_overlap): Detect and diagnose excessive bounds via
23867 -Wstringop-ovefflow.
23868 (maybe_diag_offset_bounds): Rename...
23869 (maybe_diag_access_bounds): ...to this.
23870 (check_bounds_or_overlap): Adjust for name change above.
23872 2019-02-11 Martin Sebor <msebor@redhat.com>
23875 * builtins.c (max_object_size): Move from here...
23876 * builtins.h (max_object_size): ...and here...
23877 * tree.c (max_object_size): ...to here...
23878 * tree.h (max_object_size): ...and here.
23880 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
23882 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
23883 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
23884 for correct semantics.
23886 2019-02-11 Alan Modra <amodra@gmail.com>
23888 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
23889 -mlongcall and -mpltseq.
23890 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
23891 (RS/6000 and PowerPC Options <-mpltseq>): Document.
23892 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
23893 * config/rs6000/sysv4.opt (mpltseq): New option.
23894 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
23895 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
23896 support is lacking. Don't allow -mpltseq with -mbss-plt.
23897 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
23898 -mpltseq given for ELFv1.
23899 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
23900 Only use UNSPEC_PLTSEQ for inline PLT calls.
23901 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
23902 use UNSPEC_PLTSEQ for inline PLT calls.
23903 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
23904 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
23905 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
23906 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
23907 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
23908 (pltseq_mtctr_<mode>): Likewise.
23910 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23912 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
23914 * configure: Regenerate.
23916 2019-02-11 Jakub Jelinek <jakub@redhat.com>
23919 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
23922 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
23924 * function.c (assign_parm_setup_block): Use the stored
23925 size, not the passed size, when allocating stack-space,
23926 also for a parameter with alignment larger than
23927 MAX_SUPPORTED_STACK_ALIGNMENT.
23929 2019-02-11 Martin Liska <mliska@suse.cz>
23932 * ipa-cp.c (build_toporder_info): Remove usage of a param.
23933 * ipa-inline.c (inline_small_functions): Likewise.
23934 * ipa-pure-const.c (propagate_pure_const): Likewise.
23935 (propagate_nothrow): Likewise.
23936 * ipa-reference.c (propagate): Likewise.
23937 * ipa-utils.c (struct searchc_env): Remove unused field.
23938 (searchc): Always search across AVAIL_INTERPOSABLE.
23939 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
23940 the only called IPA pure const can properly not propagate
23941 across interposable boundary.
23942 * ipa-utils.h (ipa_reduced_postorder): Remove param.
23944 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
23946 * config/nds32/nds32.md (call_internal, call_value_internal,
23947 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
23949 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
23951 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
23954 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
23956 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
23959 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
23961 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
23963 2019-02-10 Jakub Jelinek <jakub@redhat.com>
23965 PR tree-optimization/89268
23966 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
23967 if preds is non-NULL.
23969 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
23972 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
23975 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
23977 * config/nds32/nds32.md (trap): New pattern.
23979 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
23981 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
23984 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
23986 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
23989 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
23991 * ipa-visibility.c (localize_node): Also do not localize
23992 LDPR_PREVAILING_DEF_IRONLY_EXP.
23994 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
23997 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
23998 instead of type_with_linkage.
24000 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
24003 * params.def (uninlined-function-insns, uninlined-function-time,
24004 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
24005 bound so we don't get overflows.
24007 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
24009 * config/rs6000/rs6000-string.c (expand_compare_loop,
24010 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
24013 2019-02-09 Jakub Jelinek <jakub@redhat.com>
24015 PR middle-end/89246
24016 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
24017 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
24018 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
24020 2019-02-09 Alan Modra <amodra@gmail.com>
24023 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
24024 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
24027 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
24029 PR middle-end/88560
24030 * lra-constraints.c (process_alt_operands): Don't increase reject
24031 for memory when offset memory is required.
24033 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
24035 * config/s390/vector.md: Implement vector copysign.
24037 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
24039 * expr.c (expand_constructor): Correct indentations.
24041 2019-02-08 Richard Biener <rguenther@suse.de>
24043 PR tree-optimization/89247
24044 * tree-if-conv.c: Include tree-cfgcleanup.h.
24045 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
24046 (tree_if_conversion): Pass through predicate vector.
24047 (pass_if_conversion::execute): Do CFG cleanup and SSA update
24048 inline, see if any if-converted loops we refrece in
24049 LOOP_VECTORIZED calls vanished and fixup.
24050 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
24052 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
24054 * config/s390/constraints.md (jdd): New constraint.
24056 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
24059 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
24060 upper 16 vector registers without TARGET_AVX512VL.
24061 (*movti_internal): Likewise.
24063 2019-02-08 Jakub Jelinek <jakub@redhat.com>
24065 PR rtl-optimization/89234
24066 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
24067 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
24068 (copy_reg_eh_region_note_backward): Likewise.
24070 2019-02-08 Richard Biener <rguenther@suse.de>
24072 PR middle-end/89223
24073 * tree-data-ref.c (initialize_matrix_A): Fail if constant
24074 doesn't fit in HWI.
24075 (analyze_subscript_affine_affine): Handle failure from
24076 initialize_matrix_A.
24078 2019-02-08 Jakub Jelinek <jakub@redhat.com>
24080 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
24083 2019-02-07 David Malcolm <dmalcolm@redhat.com>
24085 PR tree-optimization/86637
24086 PR tree-optimization/89235
24087 * tree-vect-loop.c (optimize_mask_stores): Add an
24088 auto_purge_vect_location sentinel to ensure that vect_location is
24090 * tree-vectorizer.c
24091 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
24092 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
24093 to ensure that vect_location is purged on exit.
24094 (pass_slp_vectorize::execute): Likewise, replacing the manual
24096 * tree-vectorizer.h (class auto_purge_vect_location): New class.
24098 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24100 * config/aarch64/iterators.md (max_opp): New code_attr.
24101 (USMAX): New code iterator.
24102 * config/aarch64/predicates.md (aarch64_smin): New predicate.
24103 (aarch64_smax): Likewise.
24104 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
24105 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
24108 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
24111 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
24112 for TARGET_AVX512VL.
24113 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
24115 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
24117 * config/s390/s390-builtin-types.def: Add new types.
24118 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
24119 (s390_vec_xlw4): Make the memory operand into a const pointer.
24120 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
24122 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
24123 a new vector type with the alignment of the scalar memory operand.
24125 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
24126 Jakub Jelinek <jakub@redhat.com>
24129 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
24130 arm_count_ldrdstrd_insns): New declarations.
24131 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
24133 (valid_operands_ldrd_strd): New function.
24134 (arm_count_ldrdstrd_insns): New function.
24135 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
24136 sets instead of single DImode set and define new insns to match this.
24138 2019-02-07 Tamar Christina <tamar.christina@arm.com>
24140 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
24141 Make it a C initializer.
24143 2019-02-07 Tamar Christina <tamar.christina@arm.com>
24146 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
24148 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24150 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
24151 Use neon_dot<q> for type.
24152 (neon_<sup>dot_lane<vsi2qi>): Likewise.
24154 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24156 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
24157 Use neon_dot<q> for type.
24158 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
24159 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
24161 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
24163 PR rtl-optimization/89225
24164 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
24167 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
24169 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
24170 after restoring registers saved to allocate the frame on Windows.
24172 2019-02-06 Richard Biener <rguenther@suse.de>
24174 PR tree-optimization/89182
24175 * graphite.h (cached_scalar_evolution_in_region): Declare.
24176 * graphite.c (struct seir_cache_key): New.
24177 (struct sese_scev_hash): Likewise.
24178 (seir_cache): New global.
24179 (cached_scalar_evolution_in_region): New function.
24180 (graphite_transform_loops): Allocate and release seir_cache.
24181 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
24182 cached_scalar_evolution_in_region.
24183 * graphite-scop-detection.c (scop_detection::can_represent_loop):
24185 (scop_detection::graphite_can_represent_expr: Use
24186 cached_scalar_evolution_in_region.
24187 (scop_detection::stmt_simple_for_scop_p): Likewise.
24188 (find_params_in_bb): Likewise.
24189 (gather_bbs::before_dom_children): Likewise.
24190 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
24191 (add_loop_constraints): Likewise.
24193 2019-02-06 Jakub Jelinek <jakub@redhat.com>
24195 PR middle-end/89210
24196 * fold-const-call.c (fold_const_vec_convert): Pass true as last
24197 operand to new_unary_operation only if both element types are integral
24198 and it isn't a widening conversion. Return NULL_TREE if
24199 new_unary_operation failed.
24201 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
24204 * config/s390/s390.md: Remove load and test FP splitter.
24206 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
24209 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
24210 expand_compare_loop, expand_block_compare_gpr,
24211 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
24212 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
24213 #include "profile-count.h" and "predict.h" for types and functions
24214 needed to work with REG_BR_PROB notes.
24216 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
24219 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
24220 for the long branch case.
24222 2019-02-05 Jakub Jelinek <jakub@redhat.com>
24225 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
24226 can throw, non-call exceptions are enabled and we can't delete
24227 dead exceptions or alter cfg. Set must_clean if
24228 delete_insn_and_edges returns true, don't set it blindly for calls.
24229 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
24231 PR rtl-optimization/89195
24232 * combine.c (make_extraction): For MEMs, don't extract bytes outside
24233 of the original MEM.
24235 2019-02-05 Martin Liska <mliska@suse.cz>
24237 PR gcov-profile/89000
24238 * gcov.c (function_summary): Remove argument.
24239 (file_summary): New function.
24240 (print_usage): Replace tabs with spaces.
24241 (generate_results): Use new function file_summary.
24243 2019-02-05 Jakub Jelinek <jakub@redhat.com>
24246 * optabs.c (prepare_cmp_insn): Pass x and y to
24247 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
24249 2019-02-05 Richard Biener <rguenther@suse.de>
24251 PR middle-end/89150
24252 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
24253 (struct bitmap_element): Drop chain_prev so we properly recurse on
24254 the prev member, supporting tree views.
24255 (struct bitmap_head): GTY skip the obstack member.
24257 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
24260 * doc/extend.texi (Vector Extensions): Add an example of using vector
24261 types together with x86 intrinsics.
24263 2019-02-04 Alan Modra <amodra@gmail.com>
24265 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
24266 str[] size to 160, and comment.
24268 2019-02-04 Alan Modra <amodra@gmail.com>
24270 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
24271 (rs6000_pltseq_template): Guard output of TLS markers with
24272 TARGET_TLS_MARKERS.
24273 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
24274 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
24275 to use inline PLT sequences.
24276 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
24277 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
24278 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
24280 2019-02-04 Martin Liska <mliska@suse.cz>
24283 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
24284 out when ipa_fn_summaries does not contain entry for callee.
24286 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
24288 * config/sparc/sparc.h: Remove superfluous blank lines.
24289 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
24290 (got_register_rtx): ...this.
24291 (sparc_got): Adjust to above renaming.
24292 (sparc_tls_got): Likewise.
24293 (sparc_delegitimize_address): Likewise.
24294 (sparc_output_mi_thunk): Likewise.
24295 (sparc_init_pic_reg): Likewise.
24296 (save_local_or_in_reg_p): Fix test on the GOT register.
24297 (USE_HIDDEN_LINKONCE): Move around.
24298 (get_pc_thunk_name): Likewise.
24299 (gen_load_pcrel_sym): Likewise.
24300 (load_got_register): Likewise.
24302 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
24304 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
24305 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
24307 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
24309 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
24310 into consideration.
24312 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
24314 * config.gcc (with_nds32_lib, glibc):
24315 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
24316 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
24317 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
24319 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
24322 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
24323 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
24324 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
24325 (*rcpsf2_sse): Ditto.
24326 (*rsqrtsf2_sse): Ditto.
24327 (sse4_1_round<mode<2): Ditto.
24329 2019-02-03 Richard Biener <rguenther@suse.de>
24332 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
24335 2019-02-02 Jakub Jelinek <jakub@redhat.com>
24337 PR middle-end/87887
24338 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
24339 Punt with warning on aggregate return or argument types. Ignore
24340 type/mode checking for uniform arguments.
24342 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
24344 * combine.c (try_combine): Do not print "Can't combine" messages unless
24345 printing failed combination attempts.
24347 2019-02-01 Martin Jambor <mjambor@suse.cz>
24350 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
24351 segment and global segment variables before making them static.
24353 2019-02-01 Martin Jambor <mjambor@suse.cz>
24355 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
24356 missed optimization dump with dump_enabled_p.
24358 2019-02-01 Richard Biener <rguenther@suse.de>
24360 PR middle-end/88597
24361 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
24362 the instantiate cache.
24363 (instantiate_scev_binary): Elide second operand procesing
24364 if equal to the first.
24365 * tree-chrec.c (chrec_contains_symbols): Add visited set.
24366 (chrec_contains_undetermined): Likewise.
24367 (tree_contains_chrecs): Likewise.
24369 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
24371 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
24373 2019-02-01 Jakub Jelinek <jakub@redhat.com>
24375 PR tree-optimization/89143
24376 * wide-int-range.h (wide_int_range_absu): Declare.
24377 * wide-int-range.cc (wide_int_range_absu): New function.
24378 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
24380 PR tree-optimization/88107
24381 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
24382 instead of assertion that eh_region_outermost is non-NULL, if it
24383 is NULL, set *ALL to true and return NULL.
24384 (move_sese_region_to_fn): Adjust caller, if all is set, call
24385 duplicate_eh_regions with NULL region.
24387 2019-02-01 Richard Biener <rguenth@suse.de>
24389 PR rtl-optimization/88593
24390 * mode-switching.c (optimize_mode_switching): Free dominators before
24391 calling cleanup_cfg.
24393 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
24395 PR tree-optimization/88932
24396 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
24398 2019-01-31 Jakub Jelinek <jakub@redhat.com>
24400 PR middle-end/89137
24401 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
24402 bogus clang warning.
24404 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
24407 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
24408 alternative to avoid partial SSE register stall for TARGET_AVX.
24409 (truncdfsf2): Ditto.
24410 (sse4_1_round<mode>2): Ditto.
24412 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
24414 PR tree-optimization/89008
24415 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
24416 process anything of the form X * 0.
24418 2019-01-31 Richard Biener <rguenther@suse.de>
24420 PR tree-optimization/89135
24421 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
24422 with abnormal preds.
24424 2019-01-31 Jakub Jelinek <jakub@redhat.com>
24427 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
24428 always_inline callees into no_sanitize_address callers.
24430 2019-01-31 Richard Biener <rguenther@suse.de>
24432 PR rtl-optimization/89115
24433 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
24435 2019-01-30 Martin Sebor <msebor@redhat.com>
24438 * doc/extend.texi (cast to a union): Correct and expand.
24440 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
24442 PR rtl-optimization/87246
24443 * lra-constraints.c (simplify_operand_subreg): Reload memory
24444 in subreg if the address became invalid.
24446 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
24449 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
24450 Disable for little-endian.
24452 2019-01-30 Richard Biener <rguenther@suse.de>
24454 PR rtl-optimization/89115
24455 * opts.c (default_options_optimization): Reduce
24456 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
24457 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
24460 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
24462 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
24463 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
24464 type of vector element when vec_extract is implemented by direct
24467 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
24469 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
24471 2019-01-30 Richard Biener <rguenther@suse.de>
24473 PR tree-optimization/89111
24474 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
24475 canonicalization to appropriately sized access types.
24477 2019-01-30 Jakub Jelinek <jakub@redhat.com>
24480 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
24481 for arguments to functions that are TU-local and shouldn't be
24482 referenced by assembly.
24484 2019-01-30 Ulrich Drepper <drepper@redhat.com>
24486 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
24489 2019-01-29 Martin Sebor <msebor@redhat.com>
24492 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
24494 2019-01-29 Jakub Jelinek <jakub@redhat.com>
24498 * omp-simd-clone.c (simd_clone_clauses_extract)
24499 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
24500 OMP_CLAUSE_ALIGNED_ALIGNMENT.
24502 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
24504 * config.gcc: Force .init_array for ARC.
24506 2019-01-29 Richard Biener <rguenther@suse.de>
24509 * dwarf2out.c (collect_skeleton_dies): New helper.
24510 (copy_decls_for_unworthy_types): Call it.
24511 (build_abbrev_table): Assert we do not try to replace
24512 DW_AT_signature refs with local refs.
24514 2019-01-28 Jakub Jelinek <jakub@redhat.com>
24516 PR middle-end/89002
24517 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
24518 for lastprivate/linear IV, push gimplify context around gimplify_assign
24519 and, if it needed any temporaries, pop it into a gimple bind around the
24522 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
24524 * common.opt (-Wattribute-alias): Remove "no-" from name.
24525 Make -Wattribute-alias command line option and
24526 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
24528 2019-01-28 Jakub Jelinek <jakub@redhat.com>
24531 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
24532 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
24534 (bmi2): Add missing @opindex.
24535 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
24536 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
24537 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
24538 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
24539 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
24540 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
24541 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
24542 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
24543 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
24544 xsavec, xsaveopt and xsaves options.
24546 2019-01-28 Richard Biener <rguenther@suse.de>
24549 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
24552 2019-01-28 Richard Biener <rguenther@suse.de>
24554 PR tree-optimization/88739
24555 * tree-cfg.c (verify_types_in_gimple_reference): Verify
24556 BIT_FIELD_REFs only are applied to mode-precision operands
24557 when they are integral.
24558 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
24559 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
24560 BIT_FIELD_REFs of non-mode-precision integral operands.
24562 2019-01-27 Jakub Jelinek <jakub@redhat.com>
24565 * config/i386/sse.md
24566 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
24567 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
24568 first constants in pairs are multiples of 2. Formatting fixes.
24569 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
24570 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
24571 first constants in each quadruple are multiples of 4. Formatting fixes.
24573 2019-01-26 Martin Jambor <mjambor@suse.cz>
24576 * tree-inline.c: Include tree-cfgcleanup.h.
24577 (delete_unreachable_blocks_update_callgraph): Move...
24578 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
24579 ...here, make externally visible, make second argument bool, adjust
24581 * tree-cfgcleanup.c: Include cgraph.h.
24582 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
24584 * ipa-prop.c: Include tree-cfgcleanup.h.
24585 (ipcp_transform_function): Call
24586 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
24588 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
24590 PR rtl-optimization/88846
24591 * ira.c (process_set_for_memref_referenced_p): New.
24592 (memref_referenced_p): Add new param. Use
24593 process_set_for_memref_referenced_p. Add new switch cases.
24594 (memref_used_between_p): Pass new arg to memref_referenced_p.
24596 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
24599 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
24600 argument ABI_BREAK. Set to true if the calculated alignment has
24601 changed in gcc-9. Check bit-fields for their base type alignment.
24602 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
24603 (aarch64_function_arg_boundary): Likewise.
24604 (aarch64_gimplify_va_arg_expr): Likewise.
24606 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
24608 PR middle-end/89037
24609 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
24610 instead of accessing TREE_INT_CST_ELT directly.
24612 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
24614 * doc/sourcebuild.texi (Environment attributes): Add fenv and
24615 fenv_exceptions description.
24617 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
24619 PR rtl-optimization/87763
24620 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
24621 Allow SUBREG when matching CC_NZmode compare.
24623 2019-01-25 Richard Biener <rguenther@suse.de>
24625 PR tree-optimization/89049
24626 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
24627 Look at the pattern stmt to determine if the stmt is vectorized.
24629 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
24631 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
24632 (pred_mov<mode>): Handle all-register forms using both a new
24633 alternative and a split.
24635 2019-01-25 Richard Biener <rguenther@suse.de>
24637 PR tree-optimization/86865
24638 * graphite-scop-detection.c (scop_detection::can_represent_loop):
24639 Reject non-do-while loops.
24641 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
24643 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
24644 * config/rs6000/constraints.md (Q constraint): Use REG_P.
24645 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
24646 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
24647 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
24648 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24649 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
24650 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
24651 vlogical_operand, gpc_reg_operand, int_reg_operand,
24652 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
24653 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
24654 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
24655 (save_world_operation, restore_world_operation, lmw_operation,
24656 stmw_operation): Use MEM_P and REG_P.
24657 (tie_operand): Use MEM_P.
24658 (vrsave_operation, crsave_operation): Use REG_P.
24659 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
24660 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
24661 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
24662 (call_operand): Use HARD_REGISTER_P.
24663 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
24665 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
24666 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
24667 quad_aligned_load_p, replace_swapped_aligned_store,
24668 recombine_lvx_pattern, replace_swapped_aligned_load,
24669 recombine_stvx_pattern): Use MEM_P.
24670 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
24671 Use MEM_P and SYMBOL_REF_P.
24672 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
24673 (insn_is_swappable_p): Use REG_P and MEM_P.
24674 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
24675 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
24677 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
24678 Use CONST_DOUBLE_P.
24679 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
24681 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
24682 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
24683 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
24684 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
24686 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
24687 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
24688 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
24689 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
24690 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
24691 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
24692 rs6000_split_logical_di): Use CONST_INT_P.
24693 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
24694 REG_P and SYMBOL_REF_P.
24695 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
24696 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
24697 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
24698 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
24699 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
24700 (small_data_operand, print_operand_address): Use CONST_INT_P and
24702 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
24703 (rs6000_init_hard_regno_mode_ok, direct_move_p):
24704 Use HARD_REGISTER_NUM_P.
24705 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
24706 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
24707 SUBREG_P and SYMBOL_REF_P.
24708 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
24709 and HARD_REGISTER_NUM_P.
24710 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
24712 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
24713 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
24715 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
24716 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
24717 find_addr_reg): Use REG_P.
24718 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
24719 (rs6000_emit_le_vsx_move): Use SUBREG_P.
24720 (offsettable_ok_by_alignment, constant_pool_expr_p,
24721 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
24722 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
24723 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
24724 rs6000_assemble_integer, create_TOC_reference,
24725 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
24726 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
24727 (rs6000_split_vec_extract_var): Use reg_or_subregno.
24728 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
24729 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
24730 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24731 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24732 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
24733 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
24734 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
24735 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
24736 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
24737 and cbranch<mode>4): Use CONST_INT_P.
24738 (multiple define_splits): Use REG_P and SUBREG_P.
24739 (define_expands call, call_value): Use MEM_P.
24740 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
24741 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
24742 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
24743 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
24744 and HARD_REGISTER_NUM_P.
24745 (multiple define_splits): Use HARD_REGISTER_NUM_P.
24747 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
24749 PR rtl-optimization/88948
24750 * rtl.h (prepare_copy_insn): New prototype.
24751 * gcse.c (prepare_copy_insn): New function, split out from
24752 process_insert_insn.
24753 (process_insert_insn): Use prepare_copy_insn.
24754 * store-motion.c (replace_store_insn): Use prepare_copy_insn
24755 instead of gen_move_insn.
24757 2019-01-24 Jakub Jelinek <jakub@redhat.com>
24760 * config/i386/i386.c (ix86_pic_register_p): Return true for
24761 UNSPEC_SET_GOT too.
24763 PR tree-optimization/88964
24764 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
24765 punt if HONOR_SNANS (chrec).
24767 PR middle-end/89015
24768 * tree-nested.c (convert_nonlocal_reference_stmt,
24769 convert_local_reference_stmt, convert_tramp_reference_stmt,
24770 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
24771 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
24772 or GIMPLE_OMP_TASK.
24774 PR tree-optimization/89027
24775 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
24776 for "omp simd array" variables.
24778 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
24781 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
24782 force the alignment of m_val.
24784 2019-01-24 Richard Biener <rguenther@suse.de>
24787 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
24788 When in "legacy" debug mode make sure to reset self-origins.
24790 2019-01-24 Martin Liska <mliska@suse.cz>
24792 PR gcov-profile/88994
24793 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
24794 result will be always smaller or equal to the original.
24795 * gcov.c (mangle_name): Fix else branch where we should
24796 also copy to PTR and shift the pointer.
24798 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
24800 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
24801 * vr-values.c (find_case_label_ranges): Fix a comment typo.
24803 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
24805 * common/config/i386/i386-common.c
24806 (OPTION_MASK_ISA_ENQCMD_SET,
24807 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
24808 (ix86_handle_option): Handle -menqcmd.
24809 * config.gcc (enqcmdintrin.h): New header file.
24810 * config/i386/cpuid.h (bit_ENQCMD): New bit.
24811 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
24813 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
24815 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
24816 __builtin_ia32_enqcmds): New builtins.
24817 * config/i386/i386-c.c (__ENQCMD__): New macro.
24818 * config/i386/i386-option.c (ix86_target_string): Add
24820 (ix86_valid_target_attribute_inner_p): Likewise.
24821 * config/i386/i386-expand.c
24822 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
24823 IX86_BUILTIN_ENQCMDS.
24824 * config/i386/i386.h (TARGET_ENQCMD): New.
24825 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
24826 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
24827 (movdir64b_<mode>): Parameterize to enable share expansion code
24828 with ENQCMD in function ix86_expand_builtin.
24829 * config/i386/i386.opt: Add -menqcmd.
24830 * config/i386/immintrin.h: Include enqcmdintrin.h.
24831 * config/i386/enqcmdintrin.h: New intrinsic file.
24832 * doc/invoke.texi: Add -menqcmd.
24834 2019-01-23 Bin Cheng <bin.cheng@arm.com>
24835 Steve Ellcey <sellcey@marvell.com>
24838 * recog.c (address_operand): Return false on wrong mode for address.
24839 (constrain_operands): Check for mode with 'p' constraint.
24841 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
24844 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
24845 Disparage MMX alternative.
24846 (sse2_cvtpd2pi): Ditto.
24847 (sse2_cvttpd2pi): Ditto.
24849 2019-01-23 David Malcolm <dmalcolm@redhat.com>
24852 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
24853 use-after-free of the result of
24854 aarch64_get_extension_string_for_isa_flags.
24856 2019-01-23 Jakub Jelinek <jakub@redhat.com>
24859 * doc/extend.texi: Document break and continue behavior in
24860 statement expressions.
24862 2019-01-23 Richard Biener <rguenther@suse.de>
24864 PR tree-optimization/89008
24865 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
24866 not leave another stray operand.
24868 2019-01-23 Jakub Jelinek <jakub@redhat.com>
24870 * BASE-VER: Bump to 9.0.1.
24872 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
24874 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
24875 thunk that returns by reference, use the type of the return object
24876 of the thunk instead of that of the alias to build the dereference.
24878 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
24880 * config/arc/atomic.md: Add operand to DMB instruction.
24882 2019-01-23 Jakub Jelinek <jakub@redhat.com>
24884 PR tree-optimization/88964
24885 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
24886 build_zero_cst instead of build_int_cst. Return false for loop
24887 invariants which honor signed zeros.
24889 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
24891 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
24893 2019-01-22 Jakub Jelinek <jakub@redhat.com>
24896 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
24897 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
24898 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
24900 PR middle-end/88968
24901 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
24902 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
24905 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
24906 Disable for little endian.
24908 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
24911 * config/arm/arm.c (arm_needs_double_word_align): Check
24912 DECL_BIT_FIELD_TYPE.
24914 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
24915 H.J. Lu <hongjiu.lu@intel.com>
24918 * config/i386/i386-builtin.def: Add mask2 to all builtin
24919 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
24921 * config/i386/i386.c (BDESC): Add mask2 to the definition.
24922 (BDESC_FIRST): Likewise.
24923 (define_builtin): Add an argument for mask2. Updated to handle
24924 both ix86_isa_flags and ix86_isa_flags2.
24925 (define_builtin_const): Likewise.
24926 (define_builtin_pure): Likewise.
24927 (define_builtin2): Deleted.
24928 (define_builtin_const2): Likewise.
24929 (builtin_description): Add a member, mask2.
24930 (bdesc_*): Add mask2 to builtin initializations.
24931 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
24932 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
24934 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
24936 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
24939 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
24942 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
24945 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
24946 alignment is dominated by a bitfield with 64-bit aligned base type.
24947 (arm_function_arg): Emit a warning if the alignment has changed since
24948 earlier GCC releases.
24949 (arm_function_arg_boundary): Likewise.
24950 (arm_setup_incoming_varargs): Likewise.
24952 2019-01-22 Richard Biener <rguenther@suse.de>
24954 PR tree-optimization/88862
24955 * graphite-scop-detection.c
24956 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
24958 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
24960 * doc/extend.tex (AMD GCN Function Attributes): New section.
24961 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
24962 * doc/invoke.texi (AMD GCN Options): New section.
24963 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
24965 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
24967 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
24968 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
24970 2019-01-22 Jakub Jelinek <jakub@redhat.com>
24972 PR tree-optimization/88044
24973 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
24974 is false in the first iteration, but !every_iteration, return false
24975 instead of true with niter->niter zero.
24977 PR rtl-optimization/88904
24978 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
24979 any nonequal registers before processing BB_END (b).
24982 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
24984 (expand_binop_directly, expand_doubleword_clz,
24985 expand_doubleword_popcount, expand_ctz, expand_ffs,
24986 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
24988 PR rtl-optimization/49429
24990 PR rtl-optimization/86334
24992 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
24993 addressable from here...
24994 (emit_block_op_via_libcall): ... to here.
24996 2019-01-22 Richard Biener <rguenther@suse.de>
24998 * tree-vect-loop.c (vect_analyze_loop_operations): Use
24999 auto_vec for cost vector to fix memleak.
25000 (vectorize_fold_left_reduction): Properly gather SLP defs.
25001 (vectorizable_comparison): Do not swap operands to properly
25004 2019-01-22 Alan Modra <amodra@gmail.com>
25007 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
25008 stays a reg. Allow a const_int.
25009 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
25010 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
25011 (IS_NOMARK_TLSGETADDR): Define.
25012 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
25013 (rs6000_output_tlsargs): New function.
25014 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
25015 __tls_get_addr call takes an arg.
25016 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
25017 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
25019 (call_value_nonlocal_sysv): ..or here, delete split.
25020 (tls_gdld_nomark): Delete.
25021 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
25022 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
25023 (call_value_nonlocal_sysv): Likewise.
25024 (call_value_nonlocal_sysv_secure): Likewise.
25025 (call_value_nonlocal_aix): Likewise.
25026 (call_value_indirect_aix): Likewise.
25027 (call_value_indirect_elfv2): Likewise.
25028 (call_value_local32, call_value_local64): Disable for no-mark tls.
25029 (call_value_local_aix): Likewise.
25031 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
25034 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
25035 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
25037 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
25039 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
25040 string contents as hash_map keys.
25042 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
25045 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
25046 for rvalue context. Handle rvalues correctly. Use min_align_of_type
25047 instead of TYPE_ALIGN.
25048 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
25049 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
25050 pointer from TYPE_STUB_DECL.
25052 2019-01-21 Richard Biener <rguenther@suse.de>
25054 PR tree-optimization/88934
25055 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
25056 at the possibly non-constant operand.
25057 (vect_get_constant_vectors): Adjust.
25059 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
25062 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
25063 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
25064 instead of _X86INTRIN_H_INCLUDED.
25065 * onfig/i386/clwbintrin.h: Likewise.
25066 * config/i386/pkuintrin.h: Likewise.
25067 * config/i386/prfchwintrin.h: Likewise.
25068 * config/i386/rdseedintrin.h: Likewise.
25069 * config/i386/wbnoinvdintrin.h: Likewise.
25070 * config/i386/xsavecintrin.h: Likewise.
25071 * config/i386/xsavesintrin.h: Likewise.
25072 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
25073 * config/i386/xsaveintrin.h: Likewise.
25074 * config/i386/xsaveoptintrin.h: Likewise.
25075 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
25076 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
25077 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
25078 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
25079 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
25080 * config/i386/immintrin.h: Here.
25082 2019-01-20 Martin Jambor <mjambor@suse.cz>
25085 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
25086 with aa_walk_budget.
25087 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
25088 aa_walk_budget_p parameter.
25089 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
25090 walk. Updated all callers.
25091 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
25092 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
25094 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
25095 parameter info. Extract info from fbi. Pass fbi to recursive calls
25096 and to unmodified_parm.
25097 (phi_result_unknown_predicate): New parameter fbi, removed parameter
25098 info, updated call to will_be_nonconstant_expr_predicate.
25099 (param_change_prob): New parameter fbi, limit AA walking.
25100 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
25101 calls to various above functions.
25102 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
25103 parameter. Use it to limit AA walking.
25104 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
25105 fbi, limit AA walk.
25106 (detect_type_change): New parameter fbi, pass it on to
25107 detect_type_change_from_memory_writes.
25108 (detect_type_change_ssa): Likewise.
25109 (aa_overwalked): Removed.
25110 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
25111 accordingly, adjust to the neew AA limiting scheme.
25112 (parm_ref_data_preserved_p): Likewise.
25113 (ipa_compute_jump_functions_for_edge): Adjust call to
25115 (ipa_analyze_call_uses): Likewise.
25116 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
25117 (ipa_analyze_node): Initialize aa_walk_budget.
25118 (ipcp_transform_function): Likewise.
25119 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
25120 to get_dynamic_type.
25122 2019-01-19 Jakub Jelinek <jakub@redhat.com>
25124 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
25125 outside of #if CHECKING_P code.
25127 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
25129 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
25130 New function, split out from...
25131 (loop_versioning::analyze_stride): ...here.
25132 (loop_versioning::find_per_loop_multiplication): Use gassign.
25133 (loop_versioning::analyze_term_using_scevs): Return a success code.
25134 (loop_versioning::analyze_arbitrary_term): New function.
25135 (loop_versioning::analyze_address_fragment): Use
25136 analyze_arbitrary_term if all else fails.
25138 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
25141 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
25144 2019-01-18 Richard Biener <rguenther@suse.de>
25146 PR tree-optimization/88903
25147 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
25148 scalar stmts a SLP shift amount is composed of when detecting
25151 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
25154 * config/arm/arm-cpus.in (mp): New feature.
25155 (sec): New feature.
25156 (fgroup ARMv7ve): Add mp and sec features.
25157 (arch armv7-a): Add options to allow mp and sec extensions.
25158 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
25159 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
25160 extenstions to the base architecture.
25161 (cpu cortex-a8): Add sec extension to the base architecture.
25162 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
25163 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
25164 variants down to the base v7-a varaint.
25165 * config/arm/t-multilib (v7_a_arch_variants): New variable.
25166 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
25167 of permitted extensions for -march=armv7-a and for
25168 -mcpu=generic-armv7-a.
25170 2019-01-18 Martin Liska <mliska@suse.cz>
25172 * params.def: Fix comment.
25173 * tree-profile.c (gimple_init_gcov_profiler): Bump function
25175 (gimple_gen_ic_func_profiler): Likewise.
25177 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25179 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
25180 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
25181 and put in error checks for stack protector guard options.
25182 (aarch64_stack_protect_guard): New.
25183 (TARGET_STACK_PROTECT_GUARD): Define.
25184 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
25185 (reg_stack_protect_address<mode>): New.
25186 (stack_protect_set): Adjust for SSP_GLOBAL.
25187 (stack_protect_test): Likewise.
25188 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
25189 (-mstack-protector-guard): Likewise.
25190 (-mstack-protector-guard-offset): Likewise.
25192 2019-01-18 Jakub Jelinek <jakub@redhat.com>
25194 PR tree-optimization/86214
25195 * tree-inline.h (struct copy_body_data): Add
25196 add_clobbers_to_eh_landing_pads member.
25197 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
25198 (copy_edges_for_bb): Call it if EH edge destination is <
25199 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
25200 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
25201 if flag_stack_reuse != SR_NONE and clear it afterwards.
25203 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
25206 * doc/install.texi (with-multilib-list): Document for aarch64.
25208 2019-01-18 Jakub Jelinek <jakub@redhat.com>
25211 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
25212 (("..."))) with ("...").
25214 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
25216 * doc/extend.texi (Built-in Functions for Memory Model Aware
25217 Atomic Operations): Document atomic fetch and nand.
25219 2019-01-18 Martin Liska <mliska@suse.cz>
25220 Richard Biener <rguenther@suse.de>
25222 PR middle-end/88587
25223 * cgraph.h (create_version_clone_with_body): Add new argument
25225 * cgraphclones.c (cgraph_node::create_version_clone): Add
25226 DECL_ATTRIBUTES to a newly created decl. And call
25227 valid_attribute_p so that proper cl_target_optimization_node
25228 is set for the newly created declaration.
25229 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
25231 (expand_target_clones): Do not call valid_attribute_p, it must
25233 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
25236 2019-01-17 Jakub Jelinek <jakub@redhat.com>
25239 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
25240 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
25241 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
25243 2019-01-17 Martin Sebor <msebor@redhat.com>
25245 PR middle-end/88273
25246 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
25247 Handle anti-ranges the same as no range at all.
25249 2018-01-17 Steve Ellcey <sellcey@cavium.com>
25251 * config/aarch64/aarch64.c (cgraph.h): New include.
25252 (intl.h): New include.
25253 (supported_simd_type): New function.
25254 (currently_supported_simd_type): Ditto.
25255 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
25256 (aarch64_simd_clone_adjust): Ditto.
25257 (aarch64_simd_clone_usable): Ditto.
25258 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
25259 (TARGET_SIMD_CLONE_ADJUST): Ditto.
25260 (TARGET_SIMD_CLONE_USABLE): Ditto.
25261 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
25262 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
25265 2019-01-17 Martin Sebor <msebor@redhat.com>
25267 PR tree-optimization/88800
25268 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
25269 NO_WARNING bit here. Avoid folding out-of-bounds calls.
25270 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
25271 redundant argument. Add new argument and issue diagnostics under
25272 its control. Detect out-of-bounds access even with warnings
25274 (check_bounds_or_overlap): Change return type. Add argument.
25275 (wrestrict_dom_walker::check_call): Adjust.
25276 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
25277 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
25278 check_bounds_or_overlap's return value.
25279 (handle_builtin_stxncpy): Same.
25280 (handle_builtin_strcat): Same.
25282 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
25283 Kwok Cheung Yeung <kcy@codesourcery.com>
25284 Julian Brown <julian@codesourcery.com>
25285 Tom de Vries <tom@codesourcery.com>
25287 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
25289 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
25291 * doc/sourcebuild.texi: Document dg-require-effective-target
25292 llvm_binutils and offload_gcn.
25294 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
25295 Kwok Cheung Yeung <kcy@codesourcery.com>
25296 Julian Brown <julian@codesourcery.com>
25297 Tom de Vries <tom@codesourcery.com>
25299 * doc/sourcebuild.texi: Document dg-required-effective-target
25302 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
25303 Kwok Cheung Yeung <kcy@codesourcery.com>
25304 Julian Brown <julian@codesourcery.com>
25305 Tom de Vries <tom@codesourcery.com>
25306 Jan Hubicka <hubicka@ucw.cz>
25307 Martin Jambor <mjambor@suse.cz>
25309 * config.gcc: Add amdgcn*-*-amdhsa configuration.
25310 * configure.ac: Check for dlopen.
25311 * configure: Regenerate.
25313 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
25314 Kwok Cheung Yeung <kcy@codesourcery.com>
25315 Julian Brown <julian@codesourcery.com>
25316 Tom de Vries <tom@codesourcery.com>
25317 Jan Hubicka <hubicka@ucw.cz>
25318 Martin Jambor <mjambor@suse.cz>
25320 * common/config/gcn/gcn-common.c: New file.
25321 * config/gcn/driver-gcn.c: New file.
25322 * config/gcn/gcn-builtins.def: New file.
25323 * config/gcn/gcn-hsa.h: New file.
25324 * config/gcn/gcn-modes.def: New file.
25325 * config/gcn/gcn-opts.h: New file.
25326 * config/gcn/gcn-passes.def: New file.
25327 * config/gcn/gcn-protos.h: New file.
25328 * config/gcn/gcn-run.c: New file.
25329 * config/gcn/gcn-tree.c: New file.
25330 * config/gcn/gcn.c: New file.
25331 * config/gcn/gcn.h: New file.
25332 * config/gcn/gcn.opt: New file.
25333 * config/gcn/t-gcn-hsa: New file.
25335 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
25336 Kwok Cheung Yeung <kcy@codesourcery.com>
25337 Julian Brown <julian@codesourcery.com>
25338 Tom de Vries <tom@codesourcery.com>
25339 Jan Hubicka <hubicka@ucw.cz>
25340 Martin Jambor <mjambor@suse.cz>
25342 * config/gcn/constraints.md: New file.
25343 * config/gcn/gcn-valu.md: New file.
25344 * config/gcn/gcn.md: New file.
25345 * config/gcn/predicates.md: New file.
25347 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
25349 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
25350 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
25351 (stmt_uses_0_or_null_in_undefined_way): Likewise.
25352 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
25354 2019-01-17 Tamar Christina <tamar.christina@arm.com>
25357 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
25358 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
25359 it and document registers.
25361 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25363 * config/aarch64/aarch64.c (ares_tunings): Define.
25364 * config/aarch64/aarch64-cores.def (ares): Use the above.
25366 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
25370 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
25372 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
25373 (_mm512_fixupimm_round_pd): Update parameters and builtin.
25374 (_mm512_maskz_fixupimm_round_pd): Ditto.
25375 (_mm512_fixupimm_round_ps): Ditto.
25376 (_mm512_maskz_fixupimm_round_ps): Ditto.
25377 (_mm_fixupimm_round_sd): Ditto.
25378 (_mm_maskz_fixupimm_round_sd): Ditto.
25379 (_mm_fixupimm_round_ss): Ditto.
25380 (_mm_maskz_fixupimm_round_ss): Ditto.
25381 (_mm512_fixupimm_pd): Ditto.
25382 (_mm512_maskz_fixupimm_pd): Ditto.
25383 (_mm512_fixupimm_ps): Ditto.
25384 (_mm512_maskz_fixupimm_ps): Ditto.
25385 (_mm_fixupimm_sd): Ditto.
25386 (_mm_maskz_fixupimm_sd): Ditto.
25387 (_mm_fixupimm_ss): Ditto.
25388 (_mm_maskz_fixupimm_ss): Ditto.
25389 (_mm512_mask_fixupimm_round_pd): Update builtin.
25390 (_mm512_mask_fixupimm_round_ps): Ditto.
25391 (_mm_mask_fixupimm_round_sd): Ditto.
25392 (_mm_mask_fixupimm_round_ss): Ditto.
25393 (_mm512_mask_fixupimm_pd): Ditto.
25394 (_mm512_mask_fixupimm_ps): Ditto.
25395 (_mm_mask_fixupimm_sd): Ditto.
25396 (_mm_mask_fixupimm_ss): Ditto.
25397 * config/i386/avx512vlintrin.h:
25398 (_mm256_fixupimm_pd): Update parameters and builtin.
25399 (_mm256_maskz_fixupimm_pd): Ditto.
25400 (_mm256_fixupimm_ps): Ditto.
25401 (_mm256_maskz_fixupimm_ps): Ditto.
25402 (_mm_fixupimm_pd): Ditto.
25403 (_mm_maskz_fixupimm_pd): Ditto.
25404 (_mm_fixupimm_ps): Ditto.
25405 (_mm_maskz_fixupimm_ps): Ditto.
25406 (_mm256_mask_fixupimm_pd): Update builtin.
25407 (_mm256_mask_fixupimm_ps): Ditto.
25408 (_mm_mask_fixupimm_pd): Ditto.
25409 (_mm_mask_fixupimm_ps): Ditto.
25410 * config/i386/i386-builtin-types.def: Add new types and remove
25412 * config/i386/i386-builtin.def: Update builtin definitions.
25413 * config/i386/i386.c: Handle new builtin types and remove useless ones.
25414 * config/i386/sse.md: Update VFIXUPIMM* patterns.
25415 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
25416 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
25417 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
25418 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
25419 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
25420 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
25421 * config/i386/subst.md:
25422 (round_saeonly_sd_mask_operand4): Add new subst_attr.
25423 (round_saeonly_sd_mask_op4): Ditto.
25424 (round_saeonly_expand_operand5): Ditto.
25425 (round_saeonly_expand): Update.
25427 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
25431 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
25433 * config/i386/sse.md: Combine VFIXUPIMM* patterns
25434 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
25435 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
25436 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
25437 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
25438 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
25439 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
25441 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
25445 2018-12-15 Jakub Jelinek <jakub@redhat.com>
25448 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
25449 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
25450 instead of UNSPEC_FIXUPIMM.
25452 2019-01-17 Richard Biener <rguenther@suse.de>
25455 * dwarf2out.c (want_pubnames): Never generate pubnames sections
25456 and friends for the LTO part of debug info.
25458 2019-01-17 Jakub Jelinek <jakub@redhat.com>
25460 PR tree-optimization/86214
25461 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
25464 PR rtl-optimization/88870
25465 * dce.c (deletable_insn_p): Never delete const/pure calls that can
25466 throw if we can't alter the cfg or delete dead exceptions.
25467 (mark_insn): Don't call find_call_stack_args for such calls.
25469 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
25471 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
25472 prototypes for vec_st.
25473 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
25474 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
25475 mainly on signed/unsigned long long and double.
25477 2019-01-16 David Malcolm <dmalcolm@redhat.com>
25480 * combine.c (delete_noop_moves): Convert to "bool" return,
25481 returning true if any edges are eliminated.
25482 (combine_instructions): Also return true if delete_noop_moves
25485 2019-01-16 Tamar Christina <tamar.christina@arm.com>
25487 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
25488 correct max nunits for endian swap.
25489 (aarch64_expand_fcmla_builtin): Correct subreg code.
25490 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
25491 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
25494 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
25496 * config/alpha/alpha.c (alpha_gimplify_va_arg):
25497 Handle split indirect COMPLEX_TYPE arguments.
25499 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
25502 * config/aarch64/aarch64-modes.def: Add comment about how the carry
25503 bit is set by add and compare.
25504 (CC_ADC): New CC_MODE.
25505 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
25506 to cache the code and mode of X. Adjust the shape of a CC_Cmode
25507 comparison. Add detection for CC_ADCmode.
25508 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
25510 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
25511 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
25512 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
25513 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
25514 to eliminate the need for zero-extending the operands.
25515 (add<mode>3_compareC_imm): Delete. Merge into ...
25516 (add<mode>3_compareC): ... this. Restructure the comparison to
25517 eliminate the need for zero-extending the operands.
25518 (add<mode>3_carryin): Use LTU for the overflow detection.
25519 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
25520 Reexpress comparison for overflow.
25521 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
25522 (add<mode>3_carryinC): Likewise.
25523 (add<mode>3_carryinV): Use LTU for carry between partials.
25524 * config/aarch64/predicates.md (aarch64_carry_operation): Update
25525 handling of CC_Cmode and add CC_ADCmode.
25526 (aarch64_borrow_operation): Likewise.
25528 2019-01-16 Tamar Christina <tamar.christina@arm.com>
25530 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands):
25531 Remove patternmode.
25532 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
25533 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
25534 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>):
25535 Remove endianness conversion.
25537 2019-01-16 Martin Liska <mliska@suse.cz>
25539 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
25541 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
25543 * gcc.c (add_sysrooted_hdrs_prefix): New function.
25544 (path_prefix_reset): Move up in the source file.
25545 (find_fortran_preinclude_file): Make complex search for the
25546 fortran header files.
25548 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
25550 * godump.c (go_output_typedef): When outputting a typedef, refer
25551 to the underlying type by its name and not its structure.
25553 2019-01-15 David Malcolm <dmalcolm@redhat.com>
25556 * tree.c (build_function_type): Assert that arg_types is not
25559 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
25561 PR inline-asm/52813
25562 * doc/extend.texi: Document that listing the stack pointer in the
25563 clobber list of an asm is a deprecated feature.
25564 * common.opt (Wdeprecated): Moved from c-family/c.opt.
25565 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
25566 warning instead of an error for clobbers of the stack pointer.
25567 Add a note explaining why.
25569 2019-01-15 Richard Biener <rguenther@suse.de>
25572 * dwarf2out.c (gen_member_die): Do not generate inheritance
25575 2019-01-15 Richard Biener <rguenther@suse.de>
25577 PR tree-optimization/88855
25578 * tree-if-conv.c (combine_blocks): Collect
25579 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
25581 2019-01-15 Tom de Vries <tdevries@suse.de>
25584 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
25585 lhs == NULL_TREE for gang-level reduction.
25587 2019-01-15 Richard Biener <rguenther@suse.de>
25588 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25591 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
25592 return true if SSA_NAME is already marked in visited bitmap.
25593 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
25595 2019-01-15 Jakub Jelinek <jakub@redhat.com>
25597 PR tree-optimization/88775
25598 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
25599 equal == 0 equality pointer comparisons some more if compared in
25600 integral types and either one points to an automatic var and the
25601 other to a global, or we can prove at least one points to the middle
25602 or both point to start or both point to end.
25604 2019-01-14 Andi Kleen <ak@linux.intel.com>
25606 * Makefile.in: Lower autofdo sampling rate by 10x.
25607 * Makefile.tpl: Dito.
25609 2019-01-14 Tom Honermann <tom@honermann.net>
25611 * defaults.h: Define CHAR8_TYPE.
25613 2019-01-14 Martin Sebor <msebor@redhat.com>
25616 * doc/extend.texi (Darwin Format Checks): Clarify.
25618 2019-01-14 Richard Biener <rguenther@suse.de>
25620 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
25621 whether we are in (simplify ...) or (match ...) context.
25623 2019-01-14 Jakub Jelinek <jakub@redhat.com>
25625 PR rtl-optimization/88796
25626 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
25627 * cfgexpand.c (stack_protect_prologue): Initialize
25628 crtl->stack_protect_guard_decl.
25629 * function.c (stack_protect_epilogue): Use it instead of calling
25630 targetm.stack_protect_guard again.
25631 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
25632 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
25633 crtl->stack_protect_guard_decl.
25634 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
25635 on the returned MEM_EXPR.
25637 2019-01-12 Tom de Vries <tdevries@suse.de>
25639 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
25640 vector length using -fopenacc-dim.
25642 2019-01-12 Tom de Vries <tdevries@suse.de>
25644 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
25645 lengths into account.
25647 2019-01-12 Svante Signell <svante.signell@gmail.com>
25649 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
25650 (TARGET_CAN_SPLIT_STACK): Define.
25651 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
25653 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
25655 * params.def (inline-unit-growth): Set to 40.
25657 2019-01-12 Jakub Jelinek <jakub@redhat.com>
25659 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
25661 2019-01-12 Tom de Vries <tdevries@suse.de>
25663 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
25664 region calling vector-partitionable routine, set default_vector_length
25667 2019-01-12 Tom de Vries <tdevries@suse.de>
25669 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
25670 variable default_vector_length.
25672 2019-01-12 Tom de Vries <tdevries@suse.de>
25674 PR middle-end/88703
25675 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
25676 from oacc_default_dims, as oacc_validate_dims would do it, and apply
25679 2019-01-12 Tom de Vries <tdevries@suse.de>
25681 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
25682 (nvptx_goacc_validate_dims): Add used parameter.
25683 * doc/tm.texi: Regenerate.
25684 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
25685 argument to call to targetm.goacc.validate_dims.
25686 (default_goacc_validate_dims): Add used
25688 * target.def (validate_dims): Add used parameter in DEFHOOK.
25689 * targhooks.h (default_goacc_validate_dims): Add used parameter.
25691 2019-01-11 Jakub Jelinek <jakub@redhat.com>
25693 PR middle-end/85956
25695 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
25697 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
25698 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
25699 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
25700 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
25702 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
25704 PR rtl-optimization/87305
25706 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
25707 for little endian pseudos used as paradoxical subreg.
25709 2019-01-11 Jakub Jelinek <jakub@redhat.com>
25711 PR tree-optimization/88693
25712 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
25713 for STRING_CSTs that don't contain any NUL characters in the first
25714 TREE_STRING_LENGTH bytes.
25716 2019-01-11 Alan Modra <amodra@gmail.com>
25720 * genattrtab.c (min_fn): Don't translate values.
25721 (min_attr_value): Return INT_MAX when the value can't be calculated.
25722 Return minimum among any values that can be calculated.
25723 (max_attr_value): Adjust.
25725 2019-01-11 Jakub Jelinek <jakub@redhat.com>
25727 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
25729 2019-01-11 Steve Ellcey <sellcey@marvell.com>
25731 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
25732 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
25733 (aarch64_return_call_with_max_clobbers): New function.
25734 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
25735 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
25737 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
25738 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
25739 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
25740 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
25741 * cselib.c (cselib_process_insn): Add argument to
25742 targetm.hard_regno_call_part_clobbered call.
25743 * ira-conflicts.c (ira_build_conflicts): Ditto.
25744 * ira-costs.c (ira_tune_allocno_costs): Ditto.
25745 * lra-constraints.c (inherit_reload_reg): Ditto.
25746 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
25747 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
25748 argument. Call targetm.return_call_with_max_clobbers.
25749 Add argument to targetm.hard_regno_call_part_clobbered call.
25750 (calls_have_same_clobbers_p): New function.
25751 (process_bb_lives): Add call_insn and last_call_insn variables.
25752 Pass call_insn to check_pseudos_live_through_calls.
25753 Modify if stmt to check targetm.return_call_with_max_clobbers.
25754 Update setting of flush variable.
25755 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
25757 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
25758 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
25759 targetm.hard_regno_call_part_clobbered call.
25760 * reginfo.c (choose_hard_reg_mode): Ditto.
25761 * regrename.c (check_new_reg_p): Ditto.
25762 * reload.c (find_equiv_reg): Ditto.
25763 * reload1.c (emit_reload_insns): Ditto.
25764 * sched-deps.c (deps_analyze_insn): Ditto.
25765 * sel-sched.c (init_regs_for_mode): Ditto.
25766 (mark_unavailable_hard_regs): Ditto.
25767 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
25768 * target.def (hard_regno_call_part_clobbered): Add insn argument.
25769 (return_call_with_max_clobbers): New target function.
25770 * doc/tm.texi: Regenerate.
25771 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
25772 * hooks.c (hook_bool_uint_mode_false): Change to
25773 hook_bool_insn_uint_mode_false.
25774 * hooks.h (hook_bool_uint_mode_false): Ditto.
25776 2019-01-11 Steve Ellcey <sellcey@marvell.com>
25778 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
25779 (aarch64_remove_extra_call_preserved_regs): New function.
25780 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
25781 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
25782 * doc/tm.texi: Regenerate.
25783 * final.c (get_call_reg_set_usage): Call new hook.
25784 * target.def (remove_extra_call_preserved_regs): New hook.
25785 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
25786 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
25788 2019-01-11 Jakub Jelinek <jakub@redhat.com>
25791 * passes.c (finish_optimization_passes): Call print_combine_total_stats
25792 inside of pass_combine_1 dump rather than pass_profile_1.
25794 2019-01-11 Tom de Vries <tdevries@suse.de>
25796 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
25797 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
25798 (PTX_NUM_PER_WORKER_BARRIERS): Define.
25799 (nvptx_apply_dim_limits): Prevent vector_length 64 and
25802 2019-01-11 Tom de Vries <tdevries@suse.de>
25804 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
25806 2019-01-11 Jan Beulich <jbeulich@suse.com>
25808 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
25809 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
25810 sse2_cvtsi2sd): Add {l}.
25811 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
25814 2019-01-10 Jakub Jelinek <jakub@redhat.com>
25817 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
25819 (*float<floatunssuffix>v2div2sf2): New define_insn.
25820 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
25821 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
25822 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
25823 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
25824 match_operands with "const0_operand" "C".
25826 2019-01-10 Tamar Christina <tamar.christina@arm.com>
25828 * config/aarch64/aarch64-builtins.c
25829 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
25830 (aarch64_init_simd_builtins): ...Here
25832 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
25834 PR rtl-optimization/87305
25836 (setup_live_pseudos_and_spill_after_risky_transforms): Check
25837 allocation for big endian pseudos used as paradoxical subregs and
25838 spill them if it is wrong.
25839 * lra-constraints.c (lra_constraints): Add a comment.
25841 2019-01-10 Richard Biener <rguenther@suse.de>
25843 PR tree-optimization/88792
25844 * tree-ssa-pre.c (get_representative_for): Do not return a
25847 2019-01-10 Jakub Jelinek <jakub@redhat.com>
25849 PR middle-end/84877
25851 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
25852 (assign_parm_setup_block): Do the argument slot realignment here
25855 2019-01-10 Stefan Agner <stefan@agner.ch>
25858 * config/arm/arm.c (arm_option_override_internal): Force
25859 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
25861 2019-01-10 Jakub Jelinek <jakub@redhat.com>
25864 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
25867 2019-01-10 Tamar Christina <tamar.christina@arm.com>
25869 * config/arm/arm-builtins.c
25870 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
25871 (MAC_LANE_PAIR_QUALIFIERS): New.
25872 (arm_expand_builtin_args): Use it.
25873 (arm_expand_builtin_1): Likewise.
25874 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
25875 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
25876 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
25877 * config/arm/arm_neon.h:
25878 (vcadd_rot90_f16): New.
25879 (vcaddq_rot90_f16): New.
25880 (vcadd_rot270_f16): New.
25881 (vcaddq_rot270_f16): New.
25884 (vcmla_lane_f16): New.
25885 (vcmla_laneq_f16): New.
25886 (vcmlaq_lane_f16): New.
25887 (vcmlaq_laneq_f16): New.
25888 (vcmla_rot90_f16): New.
25889 (vcmlaq_rot90_f16): New.
25890 (vcmla_rot90_lane_f16): New.
25891 (vcmla_rot90_laneq_f16): New.
25892 (vcmlaq_rot90_lane_f16): New.
25893 (vcmlaq_rot90_laneq_f16): New.
25894 (vcmla_rot180_f16): New.
25895 (vcmlaq_rot180_f16): New.
25896 (vcmla_rot180_lane_f16): New.
25897 (vcmla_rot180_laneq_f16): New.
25898 (vcmlaq_rot180_lane_f16): New.
25899 (vcmlaq_rot180_laneq_f16): New.
25900 (vcmla_rot270_f16): New.
25901 (vcmlaq_rot270_f16): New.
25902 (vcmla_rot270_lane_f16): New.
25903 (vcmla_rot270_laneq_f16): New.
25904 (vcmlaq_rot270_lane_f16): New.
25905 (vcmlaq_rot270_laneq_f16): New.
25906 (vcadd_rot90_f32): New.
25907 (vcaddq_rot90_f32): New.
25908 (vcadd_rot270_f32): New.
25909 (vcaddq_rot270_f32): New.
25912 (vcmla_lane_f32): New.
25913 (vcmla_laneq_f32): New.
25914 (vcmlaq_lane_f32): New.
25915 (vcmlaq_laneq_f32): New.
25916 (vcmla_rot90_f32): New.
25917 (vcmlaq_rot90_f32): New.
25918 (vcmla_rot90_lane_f32): New.
25919 (vcmla_rot90_laneq_f32): New.
25920 (vcmlaq_rot90_lane_f32): New.
25921 (vcmlaq_rot90_laneq_f32): New.
25922 (vcmla_rot180_f32): New.
25923 (vcmlaq_rot180_f32): New.
25924 (vcmla_rot180_lane_f32): New.
25925 (vcmla_rot180_laneq_f32): New.
25926 (vcmlaq_rot180_lane_f32): New.
25927 (vcmlaq_rot180_laneq_f32): New.
25928 (vcmla_rot270_f32): New.
25929 (vcmlaq_rot270_f32): New.
25930 (vcmla_rot270_lane_f32): New.
25931 (vcmla_rot270_laneq_f32): New.
25932 (vcmlaq_rot270_lane_f32): New.
25933 (vcmlaq_rot270_laneq_f32): New.
25934 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
25935 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
25936 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
25937 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
25938 vcmlaq_lane270): New.
25939 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
25940 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
25941 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
25942 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
25943 (arm_option_reconfigure_globals): Use them.
25944 * config/arm/iterators.md (VDF, VQ_HSF): New.
25945 (VCADD, VCMLA): New.
25946 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
25947 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
25949 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
25950 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
25952 2019-01-10 Tamar Christina <tamar.christina@arm.com>
25954 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
25955 Add qualifier_lane_pair_index.
25956 (emit-rtl.h): Include.
25957 (TYPES_QUADOP_LANE_PAIR): New.
25958 (aarch64_simd_expand_args): Use it.
25959 (aarch64_simd_expand_builtin): Likewise.
25960 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
25962 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
25963 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
25964 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
25965 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
25966 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
25967 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
25968 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
25969 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
25970 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
25971 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
25972 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
25973 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
25974 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
25975 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
25976 Add __ARM_FEATURE_COMPLEX.
25977 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
25978 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
25979 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
25980 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
25981 fcmlaq_lane270): New.
25982 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
25983 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
25984 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
25985 * config/aarch64/arm_neon.h:
25986 (vcadd_rot90_f16): New.
25987 (vcaddq_rot90_f16): New.
25988 (vcadd_rot270_f16): New.
25989 (vcaddq_rot270_f16): New.
25992 (vcmla_lane_f16): New.
25993 (vcmla_laneq_f16): New.
25994 (vcmlaq_lane_f16): New.
25995 (vcmlaq_rot90_lane_f16): New.
25996 (vcmla_rot90_laneq_f16): New.
25997 (vcmla_rot90_lane_f16): New.
25998 (vcmlaq_rot90_f16): New.
25999 (vcmla_rot90_f16): New.
26000 (vcmlaq_laneq_f16): New.
26001 (vcmla_rot180_laneq_f16): New.
26002 (vcmla_rot180_lane_f16): New.
26003 (vcmlaq_rot180_f16): New.
26004 (vcmla_rot180_f16): New.
26005 (vcmlaq_rot90_laneq_f16): New.
26006 (vcmlaq_rot270_laneq_f16): New.
26007 (vcmlaq_rot270_lane_f16): New.
26008 (vcmla_rot270_laneq_f16): New.
26009 (vcmlaq_rot270_f16): New.
26010 (vcmla_rot270_f16): New.
26011 (vcmlaq_rot180_laneq_f16): New.
26012 (vcmlaq_rot180_lane_f16): New.
26013 (vcmla_rot270_lane_f16): New.
26014 (vcadd_rot90_f32): New.
26015 (vcaddq_rot90_f32): New.
26016 (vcaddq_rot90_f64): New.
26017 (vcadd_rot270_f32): New.
26018 (vcaddq_rot270_f32): New.
26019 (vcaddq_rot270_f64): New.
26023 (vcmla_lane_f32): New.
26024 (vcmla_laneq_f32): New.
26025 (vcmlaq_lane_f32): New.
26026 (vcmlaq_laneq_f32): New.
26027 (vcmla_rot90_f32): New.
26028 (vcmlaq_rot90_f32): New.
26029 (vcmlaq_rot90_f64): New.
26030 (vcmla_rot90_lane_f32): New.
26031 (vcmla_rot90_laneq_f32): New.
26032 (vcmlaq_rot90_lane_f32): New.
26033 (vcmlaq_rot90_laneq_f32): New.
26034 (vcmla_rot180_f32): New.
26035 (vcmlaq_rot180_f32): New.
26036 (vcmlaq_rot180_f64): New.
26037 (vcmla_rot180_lane_f32): New.
26038 (vcmla_rot180_laneq_f32): New.
26039 (vcmlaq_rot180_lane_f32): New.
26040 (vcmlaq_rot180_laneq_f32): New.
26041 (vcmla_rot270_f32): New.
26042 (vcmlaq_rot270_f32): New.
26043 (vcmlaq_rot270_f64): New.
26044 (vcmla_rot270_lane_f32): New.
26045 (vcmla_rot270_laneq_f32): New.
26046 (vcmlaq_rot270_lane_f32): New.
26047 (vcmlaq_rot270_laneq_f32): New.
26048 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
26049 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
26050 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
26051 (FCADD, FCMLA): New.
26053 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
26055 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
26059 * config/pa/pa.c: Change "can not" to "cannot".
26060 * gimple-ssa-evrp-analyze.c: Likewise.
26061 * ipa-icf.c: Likewise.
26062 * ipa-polymorphic-call.c: Likewise.
26063 * ipa-pure-const.c: Likewise.
26064 * lra-constraints.c: Likewise.
26065 * lra-remat.c: Likewise.
26066 * reload1.c: Likewise.
26067 * reorg.c: Likewise.
26068 * tree-ssa-uninit.c: Likewise.
26070 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
26074 * Makefile.in: Mechanically replace "can not" with "cannot".
26075 * alias.c: Likewise.
26076 * builtins.c: Likewise.
26077 * calls.c: Likewise.
26078 * cgraph.c: Likewise.
26079 * cgraph.h: Likewise.
26080 * cgraphclones.c: Likewise.
26081 * cgraphunit.c: Likewise.
26082 * combine-stack-adj.c: Likewise.
26083 * combine.c: Likewise.
26084 * common/config/i386/i386-common.c: Likewise.
26085 * config/aarch64/aarch64.c: Likewise.
26086 * config/alpha/sync.md: Likewise.
26087 * config/arc/arc.c: Likewise.
26088 * config/arc/predicates.md: Likewise.
26089 * config/arm/arm-c.c: Likewise.
26090 * config/arm/arm.c: Likewise.
26091 * config/arm/arm.h: Likewise.
26092 * config/arm/arm.md: Likewise.
26093 * config/arm/cortex-r4f.md: Likewise.
26094 * config/csky/csky.c: Likewise.
26095 * config/csky/csky.h: Likewise.
26096 * config/darwin-f.c: Likewise.
26097 * config/epiphany/epiphany.md: Likewise.
26098 * config/i386/i386.c: Likewise.
26099 * config/i386/sol2.h: Likewise.
26100 * config/m68k/m68k.c: Likewise.
26101 * config/mcore/mcore.h: Likewise.
26102 * config/microblaze/microblaze.md: Likewise.
26103 * config/mips/20kc.md: Likewise.
26104 * config/mips/sb1.md: Likewise.
26105 * config/nds32/nds32.c: Likewise.
26106 * config/nds32/predicates.md: Likewise.
26107 * config/pa/pa.c: Likewise.
26108 * config/rs6000/e300c2c3.md: Likewise.
26109 * config/rs6000/rs6000.c: Likewise.
26110 * config/s390/s390.h: Likewise.
26111 * config/sh/sh.c: Likewise.
26112 * config/sh/sh.md: Likewise.
26113 * config/spu/vmx2spu.h: Likewise.
26114 * cprop.c: Likewise.
26115 * dbxout.c: Likewise.
26116 * df-scan.c: Likewise.
26117 * doc/cfg.texi: Likewise.
26118 * doc/extend.texi: Likewise.
26119 * doc/fragments.texi: Likewise.
26120 * doc/gty.texi: Likewise.
26121 * doc/invoke.texi: Likewise.
26122 * doc/lto.texi: Likewise.
26123 * doc/md.texi: Likewise.
26124 * doc/objc.texi: Likewise.
26125 * doc/rtl.texi: Likewise.
26126 * doc/tm.texi: Likewise.
26128 * emit-rtl.c: Likewise.
26129 * emit-rtl.h: Likewise.
26130 * except.c: Likewise.
26131 * expmed.c: Likewise.
26132 * expr.c: Likewise.
26133 * fold-const.c: Likewise.
26134 * genautomata.c: Likewise.
26135 * gimple-fold.c: Likewise.
26136 * hard-reg-set.h: Likewise.
26137 * ifcvt.c: Likewise.
26138 * ipa-comdats.c: Likewise.
26139 * ipa-cp.c: Likewise.
26140 * ipa-devirt.c: Likewise.
26141 * ipa-fnsummary.c: Likewise.
26142 * ipa-icf.c: Likewise.
26143 * ipa-inline-transform.c: Likewise.
26144 * ipa-inline.c: Likewise.
26145 * ipa-polymorphic-call.c: Likewise.
26146 * ipa-profile.c: Likewise.
26147 * ipa-prop.c: Likewise.
26148 * ipa-pure-const.c: Likewise.
26149 * ipa-reference.c: Likewise.
26150 * ipa-split.c: Likewise.
26151 * ipa-visibility.c: Likewise.
26153 * ira-build.c: Likewise.
26154 * ira-color.c: Likewise.
26155 * ira-conflicts.c: Likewise.
26156 * ira-costs.c: Likewise.
26157 * ira-int.h: Likewise.
26158 * ira-lives.c: Likewise.
26161 * loop-invariant.c: Likewise.
26162 * loop-unroll.c: Likewise.
26163 * lower-subreg.c: Likewise.
26164 * lra-assigns.c: Likewise.
26165 * lra-constraints.c: Likewise.
26166 * lra-eliminations.c: Likewise.
26167 * lra-lives.c: Likewise.
26168 * lra-remat.c: Likewise.
26169 * lra-spills.c: Likewise.
26171 * lto-cgraph.c: Likewise.
26172 * lto-streamer-out.c: Likewise.
26173 * postreload-gcse.c: Likewise.
26174 * predict.c: Likewise.
26175 * profile-count.h: Likewise.
26176 * profile.c: Likewise.
26177 * recog.c: Likewise.
26179 * reload.c: Likewise.
26180 * reload1.c: Likewise.
26181 * reorg.c: Likewise.
26182 * resource.c: Likewise.
26183 * rtl.def: Likewise.
26185 * rtlanal.c: Likewise.
26186 * sched-deps.c: Likewise.
26187 * sched-ebb.c: Likewise.
26188 * sched-rgn.c: Likewise.
26189 * sel-sched-ir.c: Likewise.
26190 * sel-sched.c: Likewise.
26191 * shrink-wrap.c: Likewise.
26192 * simplify-rtx.c: Likewise.
26193 * symtab.c: Likewise.
26194 * target.def: Likewise.
26195 * toplev.c: Likewise.
26196 * tree-call-cdce.c: Likewise.
26197 * tree-cfg.c: Likewise.
26198 * tree-complex.c: Likewise.
26199 * tree-core.h: Likewise.
26200 * tree-eh.c: Likewise.
26201 * tree-inline.c: Likewise.
26202 * tree-loop-distribution.c: Likewise.
26203 * tree-nrv.c: Likewise.
26204 * tree-profile.c: Likewise.
26205 * tree-sra.c: Likewise.
26206 * tree-ssa-alias.c: Likewise.
26207 * tree-ssa-dce.c: Likewise.
26208 * tree-ssa-dom.c: Likewise.
26209 * tree-ssa-forwprop.c: Likewise.
26210 * tree-ssa-loop-im.c: Likewise.
26211 * tree-ssa-loop-ivcanon.c: Likewise.
26212 * tree-ssa-loop-ivopts.c: Likewise.
26213 * tree-ssa-loop-niter.c: Likewise.
26214 * tree-ssa-phionlycprop.c: Likewise.
26215 * tree-ssa-phiopt.c: Likewise.
26216 * tree-ssa-propagate.c: Likewise.
26217 * tree-ssa-threadedge.c: Likewise.
26218 * tree-ssa-threadupdate.c: Likewise.
26219 * tree-ssa-uninit.c: Likewise.
26220 * tree-ssanames.c: Likewise.
26221 * tree-streamer-out.c: Likewise.
26222 * tree.c: Likewise.
26223 * tree.h: Likewise.
26224 * vr-values.c: Likewise.
26226 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
26228 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
26229 (ix86_split_xorsign): Ditto.
26230 * config/i386/i386.c (ix86_expand_xorsign): New function.
26231 (ix86_split_xorsign): Ditto.
26232 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
26233 (xorsign<mode>3): New expander.
26234 (xorsign<mode>3_1): New insn_and_split pattern.
26235 * config/i386/sse.md (xorsign<mode>3): New expander.
26237 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
26239 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
26240 (*tablejump_sp64): Likewise.
26241 (*tablejump<P:mode>): ...this.
26242 (*call_address_sp32): Merge into...
26243 (*call_address_sp64): Likewise.
26244 (*call_address<P:mode>): ...this.
26245 (*call_symbolic_sp32): Merge into...
26246 (*call_symbolic_sp64): Likewise.
26247 (*call_symbolic<P:mode>): ...this.
26248 (call_value): Remove constraint and add predicate.
26249 (*call_value_address_sp32): Merge into...
26250 (*call_value_address_sp64): Likewise.
26251 (*call_value_address<P:mode>): ...this.
26252 (*call_value_symbolic_sp32): Merge into...
26253 (*call_value_symbolic_sp64): Likewise.
26254 (*call_value_symbolic<P:mode>): ...this.
26255 (*sibcall_symbolic_sp32): Merge into...
26256 (*sibcall_symbolic_sp64): Likewise.
26257 (*sibcall_symbolic<P:mode>): ...this.
26258 (sibcall_value): Remove constraint and add predicate.
26259 (*sibcall_value_symbolic_sp32): Merge into...
26260 (*sibcall_value_symbolic_sp64): Likewise.
26261 (*sibcall_value_symbolic<P:mode>): ...this.
26262 (window_save): Minor tweak.
26263 (*branch_sp32): Merge into...
26264 (*branch_sp64): Likewise.
26265 (*branch<P:mode>): ...this.
26267 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
26268 James Clarke <jrtc27@jrtc27.com>
26271 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
26272 consistently in TLS address generation and adjust code to the renaming
26273 of patterns. Mark calls to __tls_get_addr as const.
26274 * config/sparc/sparc.md (tgd_hi22): Turn into...
26275 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
26276 (tgd_lo10): Turn into...
26277 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
26278 (tgd_add32): Merge into...
26279 (tgd_add64): Likewise.
26280 (tgd_add<P:mode>): ...this and use Pmode throughout.
26281 (tldm_hi22): Turn into...
26282 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
26283 (tldm_lo10): Turn into...
26284 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
26285 (tldm_add32): Merge into...
26286 (tldm_add64): Likewise.
26287 (tldm_add<P:mode>): ...this and use Pmode throughout.
26288 (tldm_call32): Merge into...
26289 (tldm_call64): Likewise.
26290 (tldm_call<P:mode>): ...this and use Pmode throughout.
26291 (tldo_hix22): Turn into...
26292 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
26293 (tldo_lox10): Turn into...
26294 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
26295 (tldo_add32): Merge into...
26296 (tldo_add64): Likewise.
26297 (tldo_add<P:mode>): ...this and use Pmode throughout.
26298 (tie_hi22): Turn into...
26299 (tie_hi22<P:mode>): ...this and use Pmode throughout.
26300 (tie_lo10): Turn into...
26301 (tie_lo10<P:mode>): ...this and use Pmode throughout.
26302 (tie_ld64): Use DImode throughout.
26303 (tie_add32): Merge into...
26304 (tie_add64): Likewise.
26305 (tie_add<P:mode>): ...this and use Pmode throughout.
26306 (tle_hix22_sp32): Merge into...
26307 (tle_hix22_sp64): Likewise.
26308 (tle_hix22<P:mode>): ...this and use Pmode throughout.
26309 (tle_lox22_sp32): Merge into...
26310 (tle_lox22_sp64): Likewise.
26311 (tle_lox22<P:mode>): ...this and use Pmode throughout.
26312 (*tldo_ldub_sp32): Merge into...
26313 (*tldo_ldub_sp64): Likewise.
26314 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
26315 (*tldo_ldub1_sp32): Merge into...
26316 (*tldo_ldub1_sp64): Likewise.
26317 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
26318 (*tldo_ldub2_sp32): Merge into...
26319 (*tldo_ldub2_sp64): Likewise.
26320 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
26321 (*tldo_ldsb1_sp32): Merge into...
26322 (*tldo_ldsb1_sp64): Likewise.
26323 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
26324 (*tldo_ldsb2_sp32): Merge into...
26325 (*tldo_ldsb2_sp64): Likewise.
26326 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
26327 (*tldo_ldub3_sp64): Use DImode throughout.
26328 (*tldo_ldsb3_sp64): Likewise.
26329 (*tldo_lduh_sp32): Merge into...
26330 (*tldo_lduh_sp64): Likewise.
26331 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
26332 (*tldo_lduh1_sp32): Merge into...
26333 (*tldo_lduh1_sp64): Likewise.
26334 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
26335 (*tldo_ldsh1_sp32): Merge into...
26336 (*tldo_ldsh1_sp64): Likewise.
26337 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
26338 (*tldo_lduh2_sp64): Use DImode throughout.
26339 (*tldo_ldsh2_sp64): Likewise.
26340 (*tldo_lduw_sp32): Merge into...
26341 (*tldo_lduw_sp64): Likewise.
26342 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
26343 (*tldo_lduw1_sp64): Use DImode throughout.
26344 (*tldo_ldsw1_sp64): Likewise.
26345 (*tldo_ldx_sp64): Likewise.
26346 (*tldo_stb_sp32): Merge into...
26347 (*tldo_stb_sp64): Likewise.
26348 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
26349 (*tldo_sth_sp32): Merge into...
26350 (*tldo_sth_sp64): Likewise.
26351 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
26352 (*tldo_stw_sp32): Merge into...
26353 (*tldo_stw_sp64): Likewise.
26354 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
26355 (*tldo_stx_sp64): Use DImode throughout.
26357 2018-01-09 Sudakshina Das <sudi.das@arm.com>
26359 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
26360 check configure option to set BTI and Return Address Signing.
26361 * configure.ac: Add --enable-standard-branch-protection and
26362 --disable-standard-branch-protection.
26363 * configure: Regenerated.
26364 * doc/install.texi: Document the same.
26366 2018-01-09 Sudakshina Das <sudi.das@arm.com>
26367 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26369 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
26370 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
26371 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
26373 * config/aarch64/aarch64-bti-insert.c: New file.
26374 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
26376 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
26378 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
26379 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
26380 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
26381 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
26383 2018-01-09 Sudakshina Das <sudi.das@arm.com>
26385 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
26386 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
26387 Disable bti for -mbranch-protection=none.
26388 (aarch64_handle_standard_branch_protection): Enable bti for
26389 -mbranch-protection=standard.
26390 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
26391 -mbranch-protection.
26392 (aarch64_bti_enabled): Check if bti is enabled.
26393 * config/aarch64/aarch64.opt: Declare target variable.
26394 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
26396 2018-01-09 Sudakshina Das <sudi.das@arm.com>
26398 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
26399 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
26400 (aarch64_expand_epilogue): Likewise.
26401 (aarch64_output_mi_thunk): Likewise.
26402 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
26403 TAILCALL_ADDR_REGS to x16 and x17.
26404 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
26406 2018-01-09 Sudakshina Das <sudi.das@arm.com>
26408 * config/aarch64/aarch64-option-extensions.def: Define
26409 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
26410 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
26411 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
26412 (AARCH64_FL_PREDRES): New.
26413 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
26414 AARCH64_FL_PREDRES by default.
26415 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
26417 2018-01-09 Sudakshina Das <sudi.das@arm.com>
26419 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
26421 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
26422 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
26423 * doc/invoke.texi: Document ARMv8.5-A.
26425 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
26427 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
26428 (xorsign<mode>3): Likewise.
26430 2019-01-09 Jelinek <jakub@redhat.com>
26432 PR middle-end/88758
26433 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
26434 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
26436 PR rtl-optimization/88331
26437 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
26438 not currently_expanding_to_rtl.
26440 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
26442 * doc/invoke.texi (-Os): Remove trailing spaces.
26443 (-finline-functions): Remove reference to -O2.
26445 2019-01-08 Jakub Jelinek <jakub@redhat.com>
26447 PR rtl-optimization/79593
26448 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
26450 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
26451 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
26453 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
26456 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
26460 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
26461 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
26463 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
26466 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
26467 ix86_avx_u128_mode_entry.
26469 2019-01-08 Martin Liska <mliska@suse.cz>
26471 PR tree-optimization/88753
26472 * tree-switch-conversion.c (switch_conversion::build_one_array):
26473 Come up with local variable constructor. Convert first to
26474 type of constructor values.
26476 2019-01-08 Richard Biener <rguenther@suse.de>
26478 PR tree-optimization/86554
26479 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
26480 rpo_avail): Move earlier.
26481 (visit_nary_op): When value-numbering to expressions
26482 with different overflow behavior make sure there's an
26483 available expression on the path.
26485 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
26487 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
26488 aarch64_parse_branch_protection,
26489 struct aarch64_branch_protect_type,
26490 aarch64_handle_no_branch_protection,
26491 aarch64_handle_standard_branch_protection,
26492 aarch64_validate_mbranch_protection,
26493 aarch64_handle_pac_ret_protection,
26494 aarch64_handle_attr_branch_protection,
26495 accepted_branch_protection_string,
26496 aarch64_pac_ret_subtypes,
26497 aarch64_branch_protect_types,
26498 aarch64_handle_pac_ret_leaf): Define.
26499 (aarch64_override_options_after_change_1, aarch64_override_options):
26500 Add check for accepted_branch_protection_string.
26501 (aarch64_option_save): Save accepted_branch_protection_string.
26502 (aarch64_option_restore): Save accepted_branch_protection_string.
26503 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
26504 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
26505 msign-return-address.
26506 * doc/invoke.texi: Add mbranch-protection.
26508 2019-01-08 Alan Modra <amodra@gmail.com>
26511 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
26512 Delete "unknownp" parameter. Adjust callers. Handle
26513 CONST_INT, PLUS, MINUS, and MULT.
26514 (attr_value_aligned): Renamed from or_attr_value.
26515 (min_attr_value): Return INT_MIN for unhandled rtl case..
26516 (min_fn): ..and translate to INT_MAX here.
26517 (write_length_unit_log): Modify to cope without "unknown".
26518 (write_attr_value): Handle IF_THEN_ELSE.
26520 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
26522 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
26523 optimization for masked stores.
26525 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
26527 PR middle-end/88567
26528 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
26529 output vector directly to duplicate_and_interleave instead of
26530 going through a temporary. Postpone insertion of ctor_seq to
26531 the end of the loop.
26533 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
26536 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
26537 unsigned_p. Handle signed and unsigned overflow correction as
26539 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
26541 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
26543 (add<mode>3_compareV_imm): Make this callable for expanding.
26544 (subv<GPI:mode>4): Use register_operand for operand 1. Use
26545 aarch64_plus_operand for operand 2.
26546 (subv<GPI:mode>_insn): New insn pattern.
26547 (subv<GPI:mode>_imm): Likewise.
26548 (negv<GPI:mode>3): New expand pattern.
26549 (negv<GPI:mode>_insn): New insn pattern.
26550 (negv<GPI:mode>_cmp_only): Likewise.
26551 (cmpv<GPI:mode>_insn): Likewise.
26552 (subvti4): Use register_operand for operand 1. Update call to
26553 aarch64_expand_subvti.
26554 (usubvti4): Likewise.
26555 (negvti3): New expand pattern.
26556 (negdi_carryout): New insn pattern.
26557 (negvdi_carryinV): New insn pattern.
26558 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
26559 version the named version.
26560 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
26562 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
26564 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
26566 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
26567 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
26568 (sub<mode>3_carryinCV): Delete.
26569 (sub<GPI:mode>3_carryinV): New expand pattern.
26570 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
26572 2019-01-07 Richard Biener <rguenther@suse.de>
26574 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
26575 of tree_operand_hash.
26577 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
26579 PR tree-optimization/88598
26580 * tree.h (single_nonzero_element): Declare.
26581 * tree.c (single_nonzero_element): New function.
26582 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
26583 if I is the only nonzero element of CST.
26585 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
26587 PR tree-optimization/88598
26588 * tree.h (initializer_each_zero_or_onep): Declare.
26589 * tree.c (initializer_each_zero_or_onep): New function.
26590 (signed_or_unsigned_type_for): Handle float types too.
26591 (unsigned_type_for, signed_type_for): Update comments accordingly.
26592 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
26593 x & { 0 or -1, 0 or -1, ... }.
26595 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
26597 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
26598 with x86_64-pc-linux-gnu.
26600 2019-01-07 Tom de Vries <tdevries@suse.de>
26603 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
26605 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
26608 2019-01-07 Jakub Jelinek <jakub@redhat.com>
26610 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
26611 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
26612 TARGET_AVX512F as condition.
26615 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
26616 const_not_ok_for_debug_p target hook.
26617 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
26618 on UNSPEC and subexpressions thereof if all subexpressions of the
26619 UNSPEC are CONSTANT_P.
26621 PR tree-optimization/88676
26622 * tree-ssa-phiopt.c (two_value_replacement): New function.
26623 (tree_ssa_phiopt_worker): Call it.
26626 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
26627 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
26630 * tree-vect-generic.c: Include insn-config.h and recog.h.
26631 (expand_vector_piecewise): Add defaulted ret_type argument,
26632 if non-NULL, use that in preference to type for the result type.
26633 (expand_vector_parallel): Formatting fix.
26634 (do_vec_conversion, do_vec_narrowing_conversion,
26635 expand_vector_conversion): New functions.
26636 (expand_vector_operations_1): Call expand_vector_conversion
26637 for VEC_CONVERT ifn calls.
26638 * internal-fn.def (VEC_CONVERT): New internal function.
26639 * internal-fn.c (expand_VEC_CONVERT): New function.
26640 * fold-const-call.c (fold_const_vec_convert): New function.
26641 (fold_const_call): Use it for CFN_VEC_CONVERT.
26642 * doc/extend.texi (__builtin_convertvector): Document.
26644 2019-01-07 Tom de Vries <tdevries@suse.de>
26646 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
26647 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
26648 vector_red_partition, vector_red_sym): New global variables.
26649 (nvptx_option_override): Initialize vector_red_sym.
26650 (nvptx_declare_function_name): Restore red_partition register.
26651 (nvptx_file_end): Emit code to declare the vector reduction variables.
26652 (nvptx_output_red_partition): New function.
26653 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
26654 large vector reductions.
26655 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
26656 (nvptx_init_builtins): Add VECTOR_ADDR.
26657 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
26658 Handle nvptx_expand_shared_addr.
26659 (nvptx_get_shared_red_addr): Add vector argument and handle large
26661 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
26663 (nvptx_goacc_reduction_init): Likewise.
26664 (nvptx_goacc_reduction_fini): Likewise.
26665 (nvptx_goacc_reduction_teardown): Likewise.
26666 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
26667 init,fini,teardown}.
26668 (nvptx_init_axis_predicate): Initialize vector_red_partition.
26669 (nvptx_set_current_function): Init vector_red_partition.
26670 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
26671 (nvptx_red_partition): New insn.
26672 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
26674 2019-01-07 Tom de Vries <tdevries@suse.de>
26677 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
26680 2019-01-07 Tom de Vries <tdevries@suse.de>
26682 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
26683 (nvptx_option_override): Init oacc_bcast_partition.
26684 (nvptx_init_oacc_workers): New function.
26685 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
26686 (nvptx_needs_shared_bcast): New function.
26687 (nvptx_find_par): Generalize to enable vectors to use shared-memory
26688 to propagate state.
26689 (nvptx_shared_propagate): Initialize vector bcast partition and
26690 synchronization state.
26691 (nvptx_single): Generalize to enable vectors to use shared-memory
26692 to propagate state.
26693 (nvptx_process_pars): Likewise.
26694 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
26695 * config/nvptx/nvptx.h (struct machine_function): Add
26696 bcast_partition and sync_bar members.
26698 2019-01-07 Tom de Vries <tdevries@suse.de>
26700 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
26701 (nvptx_apply_dim_limits): New function.
26702 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
26705 2019-01-07 Tom de Vries <tdevries@suse.de>
26707 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
26708 as late as possible.
26710 2019-01-07 Tom de Vries <tdevries@suse.de>
26712 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
26713 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
26714 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
26715 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
26716 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
26718 2019-01-07 Tom de Vries <tdevries@suse.de>
26720 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
26722 2019-01-07 Tom de Vries <tdevries@suse.de>
26724 * omp-offload.c (oacc_get_min_dim): New function.
26725 * omp-offload.h (oacc_get_min_dim): Declare.
26727 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
26730 * config/i386/i386.c (function_value_ms_64): Return small sturct in
26731 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
26733 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
26737 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
26739 * ipa-inline.c (edge_badness): Use inlined_time instead of
26740 inline_summaries->get.
26742 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
26744 * opts.c (enable_fdo_optimizations): Enable
26745 version-loops-for-strides, loop-interchange, unrol-and-jam
26746 and tree-loop-distribution.
26747 * invoke.texi: Document newly enabled options.
26749 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
26751 * doc/invoke.texi (max-inline-insns-small): New parameters.
26752 * ipa-inline.c (want_early_inline_function_p): simplify.
26753 (want_inline_small_function_p): Fix pasto from previous patch;
26754 use max-inline-insns-small bound.
26755 * params.def (max-inline-insns-small): New param.
26756 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
26757 variables correctly.
26759 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
26761 * doc/invoke.texi: Document max-inline-insns-size,
26762 uninlined-function-insns, uninlined-function-time,
26763 uninlined-thunk-insns and uninlined-thunk-time.
26764 * params.def: Add max-inline-insns-size,
26765 uninlined-function-insns, uninlined-function-time,
26766 uninlined-thunk-insns and uninlined-thunk-time.
26767 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
26769 * ipa-inline.c (can_inline_edge_by_limits_p,
26770 want_inline_small_function_p): Use new parameters.
26772 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
26774 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
26776 2019-01-05 Jakub Jelinek <jakub@redhat.com>
26778 PR middle-end/82564
26780 * expr.c (expand_assignment): For calls returning VLA structures
26781 if to_rtx is not a MEM, force it into a stack temporary.
26784 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
26785 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
26786 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
26787 subexpressions of both operands.
26788 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
26789 subrtxes are CONSTANT_P.
26790 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
26791 2018-11-09 changes.
26793 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
26795 * params.def (hot-bb-count-ws-permille): Set to 990.
26797 2019-01-04 Martin Sebor <msebor@redhat.com>
26800 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
26803 2019-01-04 Martin Sebor <msebor@redhat.com>
26806 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
26808 2019-01-04 Jakub Jelinek <jakub@redhat.com>
26810 * gdbinit.in: Turn off pagination for the skip commands, restore
26811 it to previous state afterwards.
26813 2019-01-04 Jakub Jelinek <jakub@redhat.com>
26816 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
26817 of GET_MODE (opN) as modes of the libcall arguments.
26819 2019-01-04 Jan Beulich <jbeulich@suse.com>
26821 * config/i386/sse.md
26822 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
26823 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
26824 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
26825 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
26826 avx512f_vmcmp<mode>3<round_saeonly_name>,
26827 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
26828 avx512f_maskcmp<mode>3,
26829 <avx512>_cvt<ssemodesuffix>2mask<mode>,
26830 <avx512>_cvt<ssemodesuffix>2mask<mode>,
26831 *<avx512>_cvtmask2<ssemodesuffix><mode>,
26832 *<avx512>_cvtmask2<ssemodesuffix><mode>,
26833 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
26834 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
26835 <avx512>_gt<mode>3<mask_scalar_merge_name>,
26836 <avx512>_gt<mode>3<mask_scalar_merge_name>,
26837 <avx512>_testm<mode>3<mask_scalar_merge_name>,
26838 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
26839 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
26840 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
26841 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
26842 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
26843 avx512cd_maskb_vec_dup<mode>,
26844 avx512cd_maskw_vec_dup<mode>,
26845 avx512dq_fpclass<mode><mask_scalar_merge_name>,
26846 avx512dq_vmfpclass<mode>,
26847 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
26850 2019-01-03 Martin Sebor <msebor@redhat.com>
26852 PR tree-optimization/88659
26853 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
26855 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
26857 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
26858 unaligned vsx and avoid lxvd2x/stxvd2x.
26859 (gen_lvx_v4si_move): New function.
26861 2019-01-03 Tom de Vries <tdevries@suse.de>
26863 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
26864 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
26866 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
26868 2019-01-03 Tom de Vries <tdevries@suse.de>
26870 * config/nvptx/nvptx.c (struct offload_attrs): New.
26871 (populate_offload_attrs): New function. Factor mask extraction out of
26872 nvptx_reorg. Add extraction of dimensions.
26873 (nvptx_reorg): Use populate_offload_attrs.
26875 2019-01-03 Tom de Vries <tdevries@suse.de>
26877 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
26878 cases for oacc_min_dims_p and routine_p. Add asserts for
26879 oacc_default_dims_p and offload_region_p.
26881 2019-01-03 Tom de Vries <tdevries@suse.de>
26883 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
26884 factored out of ...
26885 (nvptx_goacc_validate_dims): ... here.
26887 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
26889 PR tree-optimization/85574
26890 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
26892 (struct ssa_equip_hash_traits): Declare.
26893 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
26895 2019-01-03 Jakub Jelinek <jakub@redhat.com>
26898 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
26899 change it to qualified_type.
26901 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
26903 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
26904 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
26906 2019-01-02 Martin Sebor <msebor@redhat.com>
26907 Jeff Law <law@redhat.com>
26909 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
26910 (get_range_strlen_tree): Update appropriately.
26912 * gimple-fold.h (get_range_strlen): Drop unused last argument.
26914 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
26915 rather than set_range_info.
26916 * tree-ssa-strlen.c (set_strlen_range): Extracted from
26917 maybe_set_strlen_range. Handle potentially boundary crossing
26918 cases more conservatively.
26919 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
26920 Call set_strlen_range.
26921 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
26923 PR middle-end/88663
26924 * gimple-fold.c (get_range_strlen): Update prototype to no longer
26925 need the flexp argument.
26926 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
26927 from calls to get_range_strlen. Update comments. Just update
26928 VAL for an unterminated const char array and let the reset of the
26929 code handle it normally. No longer try to set *flexp. Adjust
26931 (get_range_strlen): Update for the new get_range_strlen API.
26932 (get_maxval_strlen): Similarly.
26933 (gimple_fold_builtin_strlen): Handle update meaning of return value
26934 from get_range_strlen.
26935 * gimple-ssa-sprintf.c (get_string_length): Update for the new
26936 get_range_strlen API.
26938 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
26941 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
26942 false at WPA time when body was removed.
26944 2019-01-02 Martin Liska <mliska@suse.cz>
26946 PR tree-optimization/88650
26947 * predict.c (set_even_probabilities): Calculate probability
26948 remainer only when really used.
26950 2019-01-02 Richard Biener <rguenther@suse.de>
26952 PR middle-end/88651
26953 * tree-data-ref.c (analyze_subscript_affine_affine): Use
26954 widest_ints when mangling max_stmt_execution results.
26956 2019-01-02 Richard Biener <rguenther@suse.de>
26958 PR tree-optimization/88621
26959 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
26960 bitfields when canoncalizing.
26962 2019-01-02 Richard Biener <rguenther@suse.de>
26965 * config/i386/x86-tune-costs.h (intel_cost): Adjust
26966 cost of cheap SSE instruction.
26968 2019-01-02 Richard Biener <rguenther@suse.de>
26971 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
26972 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
26974 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
26975 set after UIDs before splitting them.
26977 2019-01-01 Martin Sebor <msebor@redhat.com>
26978 Jeff Law <law@redhat.com>
26980 * gimple-fold.c (get_range_strlen_tree): Record if the computed
26981 length is optimistic. If it is, then arrange to compute the
26982 conservative length as well.
26984 * gimple-fold.h (get_range_strlen): Update prototype.
26985 * builtins.c (check_access): Update call to get_range_strlen to use
26986 c_strlen_data pointer. Change various variable accesses to instead
26987 pull data from the c_strlen_data structure.
26988 (check_strncat_sizes, expand_builtin_strncat): Likewise.
26989 * calls.c (maybe_warn_nonstring_arg): Likewise.
26990 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
26991 minimum length if maximum lengh is unknown.
26992 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
26993 that used c_strlen, it's no longer needed. Restructure slightly.
26994 (format_string): Set unlikely range appropriately.
26995 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
26997 (get_range_strlen): Accept c_strlen_data pointer for external
26998 call sites as well. Pass through to call to internal get_range_strlen.
26999 Adjust minlen, maxlen and maxbound as needed.
27000 (get_maxval_strlen): Update comments.
27001 (gimple_fold_builtin_strlen): Update call to get_range_strlen
27002 to use c_strlen_data pointer. Change variable accesses to instead
27003 use c_strlen_data data members.
27005 * gimple-fold.c (get_range_strlen): Update prototype.
27006 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
27007 local variables. Use pdata to return information to caller.
27008 Update calls to get_range_strlen. Update pdata->maxbound.
27009 (get_range_strlen -- static version): Similarly.
27010 (get_range_strlen -- extern version): Update for internal
27011 get_range_strlen API change. Convert to external data format.
27012 (get_maxval_strlen): Similarly.
27014 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
27016 * coverage.c (get_coverage_counts): Use current_function_decl.
27017 * profile.c (read_thunk_profile): New function.
27018 (branch_prob): Add THUNK parameter.
27019 * tree-profile.c (tree_profiling): Handle thunks.
27020 * value-prof.c (init_node_map): Handle thunks.
27021 * value-prof.h (branch_prob): Upate prototype.
27022 (read_thunk_profile): Declare.
27024 2019-01-01 Jakub Jelinek <jakub@redhat.com>
27026 Update copyright years.
27028 * gcc.c (process_command): Update copyright notice dates.
27029 * gcov-dump.c (print_version): Ditto.
27030 * gcov.c (print_version): Ditto.
27031 * gcov-tool.c (print_version): Ditto.
27032 * gengtype.c (create_file): Ditto.
27033 * doc/cpp.texi: Bump @copying's copyright year.
27034 * doc/cppinternals.texi: Ditto.
27035 * doc/gcc.texi: Ditto.
27036 * doc/gccint.texi: Ditto.
27037 * doc/gcov.texi: Ditto.
27038 * doc/install.texi: Ditto.
27039 * doc/invoke.texi: Ditto.
27041 Copyright (C) 2019 Free Software Foundation, Inc.
27043 Copying and distribution of this file, with or without modification,
27044 are permitted in any medium without royalty provided the copyright
27045 notice and this notice are preserved.