1 2021-07-28 Martin Sebor <msebor@redhat.com>
4 * tree-ssa-uninit.c (maybe_warn_operand): Correct object offset
7 2021-07-28 Martin Sebor <msebor@redhat.com>
10 * gimple-array-bounds.cc (array_bounds_checker::check_mem_ref): Remove
12 Handle pointers to functions.
14 2021-07-28 Martin Sebor <msebor@redhat.com>
16 * Makefile.in (OBJS): Add gimple-ssa-warn-access.o and pointer-query.o.
17 * attribs.h (fndecl_dealloc_argno): Move fndecl_dealloc_argno to tree.h.
18 * builtins.c (compute_objsize_r): Move to pointer-query.cc.
19 (access_ref::access_ref): Same.
20 (access_ref::phi): Same.
21 (access_ref::get_ref): Same.
22 (access_ref::size_remaining): Same.
23 (access_ref::offset_in_range): Same.
24 (access_ref::add_offset): Same.
25 (access_ref::inform_access): Same.
26 (ssa_name_limit_t::visit_phi): Same.
27 (ssa_name_limit_t::leave_phi): Same.
28 (ssa_name_limit_t::next): Same.
29 (ssa_name_limit_t::next_phi): Same.
30 (ssa_name_limit_t::~ssa_name_limit_t): Same.
31 (pointer_query::pointer_query): Same.
32 (pointer_query::get_ref): Same.
33 (pointer_query::put_ref): Same.
34 (pointer_query::flush_cache): Same.
35 (warn_string_no_nul): Move to gimple-ssa-warn-access.cc.
36 (check_nul_terminated_array): Same.
37 (unterminated_array): Same.
38 (maybe_warn_for_bound): Same.
39 (check_read_access): Same.
40 (warn_for_access): Same.
41 (get_size_range): Same.
43 (gimple_call_alloc_size): Move to tree.c.
44 (gimple_parm_array_size): Move to pointer-query.cc.
45 (get_offset_range): Same.
46 (gimple_call_return_array): Same.
47 (handle_min_max_size): Same.
48 (handle_array_ref): Same.
49 (handle_mem_ref): Same.
50 (compute_objsize): Same.
51 (gimple_call_alloc_p): Move to gimple-ssa-warn-access.cc.
52 (call_dealloc_argno): Same.
53 (fndecl_dealloc_argno): Same.
54 (new_delete_mismatch_p): Same.
55 (matching_alloc_calls_p): Same.
56 (warn_dealloc_offset): Same.
57 (maybe_emit_free_warning): Same.
58 * builtins.h (check_nul_terminated_array): Move to
59 gimple-ssa-warn-access.h.
60 (check_nul_terminated_array): Same.
61 (warn_string_no_nul): Same.
62 (unterminated_array): Same.
63 (class ssa_name_limit_t): Same.
64 (class pointer_query): Same.
65 (struct access_ref): Same.
66 (class range_query): Same.
67 (struct access_data): Same.
68 (gimple_call_alloc_size): Same.
69 (gimple_parm_array_size): Same.
70 (compute_objsize): Same.
71 (class access_data): Same.
72 (maybe_emit_free_warning): Same.
73 * calls.c (initialize_argument_information): Remove call to
74 maybe_emit_free_warning.
75 * gimple-array-bounds.cc: Include new header..
76 * gimple-fold.c: Same.
77 * gimple-ssa-sprintf.c: Same.
78 * gimple-ssa-warn-restrict.c: Same.
79 * passes.def: Add pass_warn_access.
80 * tree-pass.h (make_pass_warn_access): Declare.
81 * tree-ssa-strlen.c: Include new headers.
82 * tree.c (fndecl_dealloc_argno): Move here from builtins.c.
83 * tree.h (fndecl_dealloc_argno): Move here from attribs.h.
84 * gimple-ssa-warn-access.cc: New file.
85 * gimple-ssa-warn-access.h: New file.
86 * pointer-query.cc: New file.
87 * pointer-query.h: New file.
89 2021-07-28 Jakub Jelinek <jakub@redhat.com>
92 * ubsan.c (maybe_instrument_pointer_overflow,
93 instrument_object_size): Only test DECL_REGISTER on VAR_DECLs,
94 PARM_DECLs or RESULT_DECLs.
95 * sanopt.c (maybe_optimize_ubsan_ptr_ifn): Likewise.
97 2021-07-28 Jakub Jelinek <jakub@redhat.com>
100 * match.pd (bswap16 (x) == bswap16 (y)): Cast both operands
101 to type of bswap16 for comparison.
102 (bswap16 (x) == cst): Cast bswap16 operand to type of cst.
104 2021-07-28 Richard Biener <rguenther@suse.de>
106 PR tree-optimization/101615
107 * tree-vect-slp.c (vect_optimize_slp): Materialize permutes
108 at CTOR SLP graph entries.
110 2021-07-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
112 * config/aarch64/aarch64.md (*extend<SHORT:mode><GPI:mode>2_aarch64):
113 Add "r,w" alternative.
115 2021-07-28 H.J. Lu <hjl.tools@gmail.com>
118 * config/i386/i386.c (ix86_avx_u128_mode_needed): Don't set
119 AVX_U128_DIRTY when all bits are zero.
121 2021-07-28 Richard Biener <rguenther@suse.de>
123 PR tree-optimization/101615
124 * tree-vect-slp.c (vect_optimize_slp): Pre-existing vector
125 external nodes cannot be permuted so make them perm_out 0.
127 2021-07-28 Andrew Stubbs <ams@codesourcery.com>
130 * config.in: Regenerate.
131 * config/gcn/gcn-hsa.h (A_FIJI): New define.
135 (ASM_SPEC): Use A_FIJI, A_900, A_906 and A_908.
136 * config/gcn/gcn.c (output_file_start): Adjust attributes according
137 to the assembler capabilities.
138 * config/gcn/mkoffload.c (main): Likewise.
139 * configure: Regenerate.
140 * configure.ac: Add tests for LLVM assembler attribute features.
142 2021-07-28 Andrew MacLeod <amacleod@redhat.com>
144 * gimple-range-gori.cc (gori_compute::outgoing_edge_range_p): Check for
145 cond_false and cond_true on branches.
147 2021-07-28 Bin Cheng <bin.cheng@linux.alibaba.com>
149 * config/aarch64/aarch64.c (aarch64_gen_adjusted_ldpstp): use
152 2021-07-28 Bin Cheng <bin.cheng@linux.alibaba.com>
154 * alias.c (init_alias_analysis): Don't skip prologue/epilogue.
156 2021-07-28 Jakub Jelinek <jakub@redhat.com>
159 * config/i386/sse.md (vashr<mode>3): Split into vashrv8di3 expander
160 and vashrv4di3 expander, where the latter requires just TARGET_AVX2
161 and has special !TARGET_AVX512VL expansion.
162 (vashrv2di3<mask_name>): Rename to ...
163 (vashrv2di3): ... this. Change condition to TARGET_XOP || TARGET_AVX2
164 and add special !TARGET_XOP && !TARGET_AVX512VL expansion.
166 2021-07-28 Martin Uecker <muecker@gwdg.de>
168 * calls.c (maybe_warn_rdwr_sizes): Correct argument
169 numbers in warning that were switched.
171 2021-07-28 Kewen Lin <linkw@linux.ibm.com>
173 PR tree-optimization/101596
174 * tree-vect-patterns.c (vect_recog_mulhs_pattern): Fix wrong check
175 by using new_type's precision instead.
177 2021-07-28 liuhongt <hongtao.liu@intel.com>
180 * config/i386/i386.h (processor_costs): Add new member
182 * config/i386/x86-tune-costs.h (ix86_size_cost, i386_cost,
183 i486_cost, pentium_cost, lakemont_cost, pentiumpro_cost,
184 geode_cost, k6_cost, athlon_cost, k8_cost, amdfam10_cost,
185 bdver_cost, znver1_cost, znver2_cost, znver3_cost,
186 btver1_cost, btver2_cost, btver3_cost, pentium4_cost,
187 nocona_cost, atom_cost, atom_cost, slm_cost, intel_cost,
188 generic_cost, core_cost): Initialize integer_to_sse same value
190 (skylake_cost): Initialize integer_to_sse twice as much as sse_op.
191 * config/i386/i386.c (ix86_builtin_vectorization_cost):
192 Use integer_to_sse instead of sse_op to calculate the cost of
195 2021-07-27 Bill Schmidt <wschmidt@linux.ibm.com>
197 * config/rs6000/rs6000-gen-builtins.c (write_ovld_static_init): New
199 (write_init_file): Call write_ovld_static_init.
201 2021-07-27 Bill Schmidt <wschmidt@linux.ibm.com>
203 * config/rs6000/rs6000-gen-builtins.c (write_bif_static_init): New
205 (write_init_file): Call write_bif_static_init.
207 2021-07-27 Bill Schmidt <wschmidt@linux.ibm.com>
209 * config/rs6000/rs6000-gen-builtins.c (typemap): New struct.
210 (TYPE_MAP_SIZE): New macro.
211 (type_map): New initialized variable.
212 (typemap_cmp): New function.
213 (write_type_node): Likewise.
214 (write_fntype_init): Implement.
216 2021-07-27 Martin Sebor <msebor@redhat.com>
218 PR tree-optimization/101584
219 * tree-ssa-uninit.c (builtin_call_nomodifying_p): New function.
220 (check_defs): Call it.
222 2021-07-27 Aldy Hernandez <aldyh@redhat.com>
224 * tree-ssa-dom.c (dom_jump_threader_simplifier):
225 Put avail_exprs_stack in the class, instead of passing it to
226 jump_threader_simplifier.
227 (dom_jump_threader_simplifier::simplify): Add state argument.
228 (dom_opt_dom_walker): Add state.
229 (pass_dominator::execute): Pass state to threader.
230 (dom_opt_dom_walker::before_dom_children): Use state.
231 * tree-ssa-threadedge.c (jump_threader::jump_threader): Replace
233 (jump_threader::record_temporary_equivalences_from_phis):
234 Register equivalences through the state variable.
235 (jump_threader::record_temporary_equivalences_from_stmts_at_dest):
236 Record ranges in a statement through the state variable.
237 (jump_threader::simplify_control_stmt_condition): Pass state to
239 (jump_threader::simplify_control_stmt_condition_1): Same.
240 (jump_threader::thread_around_empty_blocks): Remove obsolete
242 (jump_threader::thread_through_normal_block): Record equivalences
243 on edge through the state variable.
244 (jump_threader::thread_across_edge): Abstract state pushing.
245 (jt_state::jt_state): New.
246 (jt_state::push): New.
247 (jt_state::pop): New.
248 (jt_state::register_equiv): New.
249 (jt_state::record_ranges_from_stmt): New.
250 (jt_state::register_equivs_on_edge): New.
251 (jump_threader_simplifier::jump_threader_simplifier): Move from
253 (jump_threader_simplifier::simplify): Add state argument.
254 * tree-ssa-threadedge.h (class jt_state): New.
255 (class jump_threader): Add state to constructor.
256 (class jump_threader_simplifier): Add state to simplify. Remove
257 avail_exprs_stack from class.
258 * tree-vrp.c (vrp_jump_threader_simplifier::simplify): Add state
260 (vrp_jump_threader::vrp_jump_threader): Add state.
261 (vrp_jump_threader::~vrp_jump_threader): Cleanup state.
263 2021-07-27 Aldy Hernandez <aldyh@redhat.com>
265 * Makefile.in (OBJS): Add gimple-range-path.o.
266 * gimple-range-path.cc: New file.
267 * gimple-range-path.h: New file.
269 2021-07-27 Jonathan Wright <jonathan.wright@arm.com>
271 * config/aarch64/aarch64-simd.md: Push sign/zero-extension
272 inside vec_duplicate for all patterns.
273 * simplify-rtx.c (simplify_context::simplify_unary_operation_1):
274 Push sign/zero-extension inside vec_duplicate.
276 2021-07-27 Richard Biener <rguenther@suse.de>
278 PR tree-optimization/101573
279 * tree-ssa-uninit.c (warn_uninit_phi_uses): New function
280 looking at uninitialized PHI arg defs in some constrained cases.
281 (warn_uninitialized_vars): Call it.
282 (execute_early_warn_uninitialized): Calculate dominators.
284 2021-07-27 Richard Biener <rguenther@suse.de>
286 PR tree-optimization/39821
287 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): Use
288 vector_stmt for widening arithmetic.
289 (vectorizable_conversion): Adjust.
291 2021-07-27 Martin Jambor <mjambor@suse.cz>
293 * cgraph.h (ipa_replace_map): New field force_load_ref.
294 * ipa-prop.h (ipa_param_descriptor): Reduce precision of move_cost,
295 aded new flag load_dereferenced, adjusted comments.
296 (ipa_get_param_dereferenced): New function.
297 (ipa_set_param_dereferenced): Likewise.
298 * cgraphclones.c (cgraph_node::create_virtual_clone): Follow it.
299 * ipa-cp.c: Include gimple.h.
300 (ipcp_discover_new_direct_edges): Take into account dereferenced flag.
301 (get_replacement_map): New parameter force_load_ref, set the
302 appropriate flag in ipa_replace_map if set.
303 (struct symbol_and_index_together): New type.
304 (adjust_refs_in_act_callers): New function.
305 (adjust_references_in_caller): Likewise.
306 (create_specialized_node): When appropriate, call
307 adjust_references_in_caller and force only load references.
308 * ipa-prop.c (load_from_dereferenced_name): New function.
309 (ipa_analyze_controlled_uses): Also detect loads from a
310 dereference, harden testing of call statements.
311 (ipa_write_node_info): Stream the dereferenced flag.
312 (ipa_read_node_info): Likewise.
313 (ipa_set_jf_constant): Also create refdesc when jump function
314 references a variable.
315 (cgraph_node_for_jfunc): Rename to symtab_node_for_jfunc, work
316 also on references of variables and return a symtab_node. Adjust
318 (propagate_controlled_uses): Also remove references to VAR_DECLs.
320 2021-07-27 Jakub Jelinek <jakub@redhat.com>
323 * gimple-fold.c (clear_padding_type): Ignore FIELD_DECLs with byte
324 positions above or equal to sz except for diagnostics of flexible
327 2021-07-26 Andrew MacLeod <amacleod@redhat.com>
329 PR tree-optimization/78888
330 * gimple-range-fold.cc (get_letter_range): New.
331 (fold_using_range::range_of_builtin_call): Call get_letter_range.
333 2021-07-26 Andrew MacLeod <amacleod@redhat.com>
335 PR tree-optimization/78888
336 * gimple-range-fold.cc (fold_using_range::range_of_builtin_call): Add cases
337 for CFN_BUILT_IN_TOUPPER and CFN_BUILT_IN_TOLOWER.
339 2021-07-26 Roger Sayle <roger@nextmovesoftware.com>
340 Marc Glisse <marc.glisse@inria.fr>
342 * match.pd (rotate): Simplify equality/inequality of rotations.
343 (bswap): Simplify equality/inequality tests of byte swapping.
345 2021-07-26 Aldy Hernandez <aldyh@redhat.com>
347 * range-op.cc (operator_bitwise_xor::op1_op2_relation_effect):
350 2021-07-26 Aldy Hernandez <aldyh@redhat.com>
352 * range-op.cc (operator_lshift::fold_range): Pass rel to
353 base class fold_range.
354 (operator_rshift::fold_range): Same.
356 2021-07-26 Ashimida <ashimida@linux.alibaba.com>
359 * toplev.h (min_align_loops_log): Remove declaration.
360 (min_align_jumps_log, min_align_labels_log): Likewise.
361 (min_align_functions_log): Likewise.
363 2021-07-26 Aldy Hernandez <aldyh@redhat.com>
365 * tree-vrp.c (vrp_simplify_cond_using_ranges): Rename vr_values
367 (execute_vrp): Abstract out simplification of conditionals...
368 (simplify_casted_conds): ...here.
370 2021-07-26 Aldy Hernandez <aldyh@redhat.com>
372 * gimple-array-bounds.cc (array_bounds_checker::get_value_range):
374 (array_bounds_checker::check_array_ref): Same.
375 (array_bounds_checker::check_addr_expr): Same.
376 (array_bounds_checker::check_array_bounds): Pass statement to
377 check_array_bounds and check_addr_expr.
378 * gimple-array-bounds.h (check_array_bounds): Add gimple argument.
379 (check_addr_expr): Same.
380 (get_value_range): Same.
382 2021-07-26 Tamar Christina <tamar.christina@arm.com>
384 * config/aarch64/aarch64-simd-builtins.def (sdot, udot): Rename to..
385 (sdot_prod, udot_prod): ... This.
386 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>): Merged
388 (<sur>dot_prod<vsi2qi>): ... this.
389 (aarch64_<sur>dot_lane<vsi2qi>, aarch64_<sur>dot_laneq<vsi2qi>):
390 Change operands order.
391 (<sur>sadv16qi): Use new operands order.
392 * config/aarch64/arm_neon.h (vdot_u32, vdotq_u32, vdot_s32,
393 vdotq_s32): Use new RTL ordering.
395 2021-07-26 Tamar Christina <tamar.christina@arm.com>
397 * config/aarch64/aarch64-builtins.c (TYPES_TERNOP_SUSS,
398 aarch64_types_ternop_suss_qualifiers): New.
399 * config/aarch64/aarch64-simd-builtins.def (usdot_prod): Use it.
400 * config/aarch64/aarch64-simd.md (usdot_prod<vsi2qi>): Re-organize RTL.
401 * config/aarch64/arm_neon.h (vusdot_s32, vusdotq_s32): Use it.
403 2021-07-23 Jakub Jelinek <jakub@redhat.com>
405 PR rtl-optimization/101562
406 * expmed.c (store_integral_bit_field): Only use movstrict_optab
407 if the operand isn't paradoxical.
409 2021-07-23 Aldy Hernandez <aldyh@redhat.com>
411 * gimple-array-bounds.h (class array_bounds_checker): Change
412 ranges type to range_query.
414 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
416 * config/aarch64/arm_neon.h (vst1_s64_x2): Use
417 __builtin_memcpy instead of constructing
418 __builtin_aarch64_simd_oi one vector at a time.
419 (vst1_u64_x2): Likewise.
420 (vst1_f64_x2): Likewise.
421 (vst1_s8_x2): Likewise.
422 (vst1_p8_x2): Likewise.
423 (vst1_s16_x2): Likewise.
424 (vst1_p16_x2): Likewise.
425 (vst1_s32_x2): Likewise.
426 (vst1_u8_x2): Likewise.
427 (vst1_u16_x2): Likewise.
428 (vst1_u32_x2): Likewise.
429 (vst1_f16_x2): Likewise.
430 (vst1_f32_x2): Likewise.
431 (vst1_p64_x2): Likewise.
432 (vst1q_s8_x2): Likewise.
433 (vst1q_p8_x2): Likewise.
434 (vst1q_s16_x2): Likewise.
435 (vst1q_p16_x2): Likewise.
436 (vst1q_s32_x2): Likewise.
437 (vst1q_s64_x2): Likewise.
438 (vst1q_u8_x2): Likewise.
439 (vst1q_u16_x2): Likewise.
440 (vst1q_u32_x2): Likewise.
441 (vst1q_u64_x2): Likewise.
442 (vst1q_f16_x2): Likewise.
443 (vst1q_f32_x2): Likewise.
444 (vst1q_f64_x2): Likewise.
445 (vst1q_p64_x2): Likewise.
447 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
449 * config/aarch64/arm_neon.h (vst1_s64_x3): Use
450 __builtin_memcpy instead of constructing
451 __builtin_aarch64_simd_ci one vector at a time.
452 (vst1_u64_x3): Likewise.
453 (vst1_f64_x3): Likewise.
454 (vst1_s8_x3): Likewise.
455 (vst1_p8_x3): Likewise.
456 (vst1_s16_x3): Likewise.
457 (vst1_p16_x3): Likewise.
458 (vst1_s32_x3): Likewise.
459 (vst1_u8_x3): Likewise.
460 (vst1_u16_x3): Likewise.
461 (vst1_u32_x3): Likewise.
462 (vst1_f16_x3): Likewise.
463 (vst1_f32_x3): Likewise.
464 (vst1_p64_x3): Likewise.
465 (vst1q_s8_x3): Likewise.
466 (vst1q_p8_x3): Likewise.
467 (vst1q_s16_x3): Likewise.
468 (vst1q_p16_x3): Likewise.
469 (vst1q_s32_x3): Likewise.
470 (vst1q_s64_x3): Likewise.
471 (vst1q_u8_x3): Likewise.
472 (vst1q_u16_x3): Likewise.
473 (vst1q_u32_x3): Likewise.
474 (vst1q_u64_x3): Likewise.
475 (vst1q_f16_x3): Likewise.
476 (vst1q_f32_x3): Likewise.
477 (vst1q_f64_x3): Likewise.
478 (vst1q_p64_x3): Likewise.
480 2021-07-23 H.J. Lu <hjl.tools@gmail.com>
483 * config/i386/i386.c (ix86_gen_scratch_sse_rtx): Don't return
484 hard register when LRA is in progress.
486 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
488 * config/aarch64/arm_neon.h (vst1_s8_x4): Use
489 __builtin_memcpy instead of using a union.
490 (vst1q_s8_x4): Likewise.
491 (vst1_s16_x4): Likewise.
492 (vst1q_s16_x4): Likewise.
493 (vst1_s32_x4): Likewise.
494 (vst1q_s32_x4): Likewise.
495 (vst1_u8_x4): Likewise.
496 (vst1q_u8_x4): Likewise.
497 (vst1_u16_x4): Likewise.
498 (vst1q_u16_x4): Likewise.
499 (vst1_u32_x4): Likewise.
500 (vst1q_u32_x4): Likewise.
501 (vst1_f16_x4): Likewise.
502 (vst1q_f16_x4): Likewise.
503 (vst1_f32_x4): Likewise.
504 (vst1q_f32_x4): Likewise.
505 (vst1_p8_x4): Likewise.
506 (vst1q_p8_x4): Likewise.
507 (vst1_p16_x4): Likewise.
508 (vst1q_p16_x4): Likewise.
509 (vst1_s64_x4): Likewise.
510 (vst1_u64_x4): Likewise.
511 (vst1_p64_x4): Likewise.
512 (vst1q_s64_x4): Likewise.
513 (vst1q_u64_x4): Likewise.
514 (vst1q_p64_x4): Likewise.
515 (vst1_f64_x4): Likewise.
516 (vst1q_f64_x4): Likewise.
518 2021-07-23 Jonathan Wrightt <jonathan.wright@arm.com>
520 * config/aarch64/arm_neon.h (vst2_s64): Use __builtin_memcpy
521 instead of constructing __builtin_aarch64_simd_oi one vector
523 (vst2_u64): Likewise.
524 (vst2_f64): Likewise.
527 (vst2_s16): Likewise.
528 (vst2_p16): Likewise.
529 (vst2_s32): Likewise.
531 (vst2_u16): Likewise.
532 (vst2_u32): Likewise.
533 (vst2_f16): Likewise.
534 (vst2_f32): Likewise.
535 (vst2_p64): Likewise.
536 (vst2q_s8): Likewise.
537 (vst2q_p8): Likewise.
538 (vst2q_s16): Likewise.
539 (vst2q_p16): Likewise.
540 (vst2q_s32): Likewise.
541 (vst2q_s64): Likewise.
542 (vst2q_u8): Likewise.
543 (vst2q_u16): Likewise.
544 (vst2q_u32): Likewise.
545 (vst2q_u64): Likewise.
546 (vst2q_f16): Likewise.
547 (vst2q_f32): Likewise.
548 (vst2q_f64): Likewise.
549 (vst2q_p64): Likewise.
551 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
553 * config/aarch64/arm_neon.h (vst3_s64): Use __builtin_memcpy
554 instead of constructing __builtin_aarch64_simd_ci one vector
556 (vst3_u64): Likewise.
557 (vst3_f64): Likewise.
560 (vst3_s16): Likewise.
561 (vst3_p16): Likewise.
562 (vst3_s32): Likewise.
564 (vst3_u16): Likewise.
565 (vst3_u32): Likewise.
566 (vst3_f16): Likewise.
567 (vst3_f32): Likewise.
568 (vst3_p64): Likewise.
569 (vst3q_s8): Likewise.
570 (vst3q_p8): Likewise.
571 (vst3q_s16): Likewise.
572 (vst3q_p16): Likewise.
573 (vst3q_s32): Likewise.
574 (vst3q_s64): Likewise.
575 (vst3q_u8): Likewise.
576 (vst3q_u16): Likewise.
577 (vst3q_u32): Likewise.
578 (vst3q_u64): Likewise.
579 (vst3q_f16): Likewise.
580 (vst3q_f32): Likewise.
581 (vst3q_f64): Likewise.
582 (vst3q_p64): Likewise.
584 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
586 * config/aarch64/arm_neon.h (vst4_s64): Use __builtin_memcpy
587 instead of constructing __builtin_aarch64_simd_xi one vector
589 (vst4_u64): Likewise.
590 (vst4_f64): Likewise.
593 (vst4_s16): Likewise.
594 (vst4_p16): Likewise.
595 (vst4_s32): Likewise.
597 (vst4_u16): Likewise.
598 (vst4_u32): Likewise.
599 (vst4_f16): Likewise.
600 (vst4_f32): Likewise.
601 (vst4_p64): Likewise.
602 (vst4q_s8): Likewise.
603 (vst4q_p8): Likewise.
604 (vst4q_s16): Likewise.
605 (vst4q_p16): Likewise.
606 (vst4q_s32): Likewise.
607 (vst4q_s64): Likewise.
608 (vst4q_u8): Likewise.
609 (vst4q_u16): Likewise.
610 (vst4q_u32): Likewise.
611 (vst4q_u64): Likewise.
612 (vst4q_f16): Likewise.
613 (vst4q_f32): Likewise.
614 (vst4q_f64): Likewise.
615 (vst4q_p64): Likewise.
617 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
619 * config/aarch64/arm_neon.h (vtbx4_s8): Use __builtin_memcpy
620 instead of constructing __builtin_aarch64_simd_oi one vector
622 (vtbx4_u8): Likewise.
623 (vtbx4_p8): Likewise.
625 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
627 * config/aarch64/arm_neon.h (vtbl3_s8): Use __builtin_memcpy
628 instead of constructing __builtin_aarch64_simd_oi one vector
630 (vtbl3_u8): Likewise.
631 (vtbl3_p8): Likewise.
632 (vtbl4_s8): Likewise.
633 (vtbl4_u8): Likewise.
634 (vtbl4_p8): Likewise.
636 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
638 * config/aarch64/arm_neon.h (vqtbx2_s8): Use __builtin_memcpy
639 instead of constructing __builtin_aarch64_simd_oi one vector
641 (vqtbx2_u8): Likewise.
642 (vqtbx2_p8): Likewise.
643 (vqtbx2q_s8): Likewise.
644 (vqtbx2q_u8): Likewise.
645 (vqtbx2q_p8): Likewise.
646 (vqtbx3_s8): Use __builtin_memcpy instead of constructing
647 __builtin_aarch64_simd_ci one vector at a time.
648 (vqtbx3_u8): Likewise.
649 (vqtbx3_p8): Likewise.
650 (vqtbx3q_s8): Likewise.
651 (vqtbx3q_u8): Likewise.
652 (vqtbx3q_p8): Likewise.
653 (vqtbx4_s8): Use __builtin_memcpy instead of constructing
654 __builtin_aarch64_simd_xi one vector at a time.
655 (vqtbx4_u8): Likewise.
656 (vqtbx4_p8): Likewise.
657 (vqtbx4q_s8): Likewise.
658 (vqtbx4q_u8): Likewise.
659 (vqtbx4q_p8): Likewise.
661 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
663 * config/aarch64/arm_neon.h (vqtbl2_s8): Use __builtin_memcpy
664 instead of constructing __builtin_aarch64_simd_oi one vector
666 (vqtbl2_u8): Likewise.
667 (vqtbl2_p8): Likewise.
668 (vqtbl2q_s8): Likewise.
669 (vqtbl2q_u8): Likewise.
670 (vqtbl2q_p8): Likewise.
671 (vqtbl3_s8): Use __builtin_memcpy instead of constructing
672 __builtin_aarch64_simd_ci one vector at a time.
673 (vqtbl3_u8): Likewise.
674 (vqtbl3_p8): Likewise.
675 (vqtbl3q_s8): Likewise.
676 (vqtbl3q_u8): Likewise.
677 (vqtbl3q_p8): Likewise.
678 (vqtbl4_s8): Use __builtin_memcpy instead of constructing
679 __builtin_aarch64_simd_xi one vector at a time.
680 (vqtbl4_u8): Likewise.
681 (vqtbl4_p8): Likewise.
682 (vqtbl4q_s8): Likewise.
683 (vqtbl4q_u8): Likewise.
684 (vqtbl4q_p8): Likewise.
686 2021-07-23 Haochen Gui <guihaoc@gcc.gnu.org>
689 * config/rs6000/rs6000.md (cstore<mode>4): Fix wrong fall through.
691 2021-07-22 Andrew Pinski <apinski@marvell.com>
693 PR tree-optimization/10153
694 * tree-tailcall.c (create_tailcall_accumulator):
695 Don't call fold_convert as the type should be correct already.
696 (tree_optimize_tail_calls_1): Use build_{one,zero}_cst instead
697 of integer_{one,zero}_node for the call of create_tailcall_accumulator.
699 2021-07-22 Aldy Hernandez <aldyh@redhat.com>
701 * gimple-range-cache.cc (non_null_ref::adjust_range): Replace
702 varying_p check for null/non-null check.
704 2021-07-22 Andrew MacLeod <amacleod@redhat.com>
706 PR tree-optimization/101511
707 * value-relation.cc (relation_oracle::query_relation): Check if ssa1
708 is in ssa2's equiv set, and don't trap if so.
710 2021-07-22 Andrew MacLeod <amacleod@redhat.com>
712 PR tree-optimization/101497
713 * gimple-range-fold.cc (fold_using_range::range_of_cond_expr): Check
716 2021-07-22 Andrew MacLeod <amacleod@redhat.com>
718 PR tree-optimization/101496
719 * vr-values.c (simplify_using_ranges::fold_cond): Call range_of_stmt
720 first, then vrp_visit_cond_Stmt.
722 2021-07-22 liuhongt <hongtao.liu@intel.com>
724 * config/i386/i386-expand.c
725 (ix86_broadcast_from_integer_constant): Rename to ..
726 (ix86_broadcast_from_constant): .. this, and extend it to
728 (ix86_expand_vector_move): Extend to float mode.
729 * config/i386/i386-features.c
730 (replace_constant_pool_with_broadcast): Remove.
731 (remove_partial_avx_dependency_gate): Ditto.
732 (constant_pool_broadcast): Ditto.
733 (class pass_constant_pool_broadcast): Ditto.
734 (make_pass_constant_pool_broadcast): Ditto.
735 (remove_partial_avx_dependency): Adjust gate.
736 * config/i386/i386-passes.def: Remove pass_constant_pool_broadcast.
737 * config/i386/i386-protos.h
738 (make_pass_constant_pool_broadcast): Remove.
740 2021-07-22 liuhongt <hongtao.liu@intel.com>
742 * config/i386/constraints.md (Wb): New constraint.
744 * config/i386/i386.md (*ashlhi3_1): Extend to avx512 mask
747 (*<insn><mode>3_1): Split to ..
748 (*ashr<mode>3_1): this, ...
749 (*lshr<mode>3_1): and this, also extend this pattern to avx512
751 (*<insn><mode>3_1): Split to ..
752 (*ashr<mode>3_1): this, ...
753 (*lshrqi3_1): and this, also extend this pattern to avx512
755 (*lshrhi3_1): And this, also extend this pattern to avx512
757 * config/i386/sse.md (k<code><mode>): New define_split after
758 it to convert generic shift pattern to mask shift ones.
760 2021-07-21 Thomas Schwinge <thomas@codesourcery.com>
761 Joseph Myers <joseph@codesourcery.com>
762 Cesar Philippidis <cesar@codesourcery.com>
764 * tree-core.h (omp_clause_code): Add 'OMP_CLAUSE_NOHOST'.
765 * tree.c (omp_clause_num_ops, omp_clause_code_name, walk_tree_1):
767 * tree-pretty-print.c (dump_omp_clause): Likewise.
768 * omp-general.c (oacc_verify_routine_clauses): Likewise.
769 * gimplify.c (gimplify_scan_omp_clauses)
770 (gimplify_adjust_omp_clauses): Likewise.
771 * tree-nested.c (convert_nonlocal_omp_clauses)
772 (convert_local_omp_clauses): Likewise.
773 * omp-low.c (scan_sharing_clauses): Likewise.
774 * omp-offload.c (execute_oacc_device_lower): Update.
776 2021-07-21 Martin Sebor <msebor@redhat.com>
778 * tree-ssa-alias.c (walk_aliased_vdefs_1): Fix typos in a comment.
780 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
782 * config/rs6000/rs6000-gen-builtins.c (write_init_bif_table):
785 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
787 * config/rs6000/rs6000-gen-builtins.c (write_fntype): New
789 (write_fntype_init): New stub function.
790 (write_init_bif_table): Likewise.
791 (write_init_ovld_table): New function.
792 (write_init_file): Implement.
794 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
796 * config/rs6000/rs6000-gen-builtins.c
797 (write_autogenerated_header): New function.
798 (write_decls): Likewise.
799 (write_extern_fntype): New callback function.
800 (write_header_file): Implement.
802 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
804 * config/rs6000/rs6000-gen-builtins.c (write_defines_file):
807 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
809 * config/rs6000/rs6000-gen-builtins.c (complete_vector_type): New
811 (complete_base_type): Likewise.
812 (construct_fntype_id): Likewise.
813 (parse_bif_entry): Call contruct_fntype_id.
814 (parse_ovld_entry): Likewise.
816 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
818 * config/rs6000/rs6000-gen-builtins.c (ovld_stanza): New struct.
819 (MAXOVLDSTANZAS): New macro.
820 (ovld_stanzas): New variable.
821 (curr_ovld_stanza): Likewise.
822 (MAXOVLDS): New macro.
823 (ovlddata): New struct.
824 (ovlds): New variable.
825 (curr_ovld): Likewise.
826 (max_ovld_args): Likewise.
827 (parse_ovld_entry): New function.
828 (parse_ovld_stanza): Likewise.
829 (parse_ovld): Implement.
831 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
833 * config/rs6000/rs6000-gen-builtins.c (parse_bif_attrs):
836 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
838 * config/rs6000/rs6000-gen-builtins.c (parse_args): New function.
839 (parse_prototype): Implement.
841 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
843 * config/rs6000/rs6000-gen-builtins.c (bif_stanza): New enum.
844 (curr_bif_stanza): New variable.
845 (stanza_entry): New struct.
846 (stanza_map): New initialized variable.
847 (enable_string): Likewise.
849 (typelist): New struct.
850 (attrinfo): Likewise.
851 (MAXRESTROPNDS): New macro.
852 (prototype): New struct.
853 (MAXBIFS): New macro.
854 (bifdata): New struct.
855 (bifs): New variable.
856 (curr_bif): Likewise.
857 (bif_order): Likewise.
858 (bif_index): Likewise.
859 (fatal): New function.
860 (stanza_name_to_stanza): Likewise.
861 (parse_bif_attrs): New stub function.
862 (parse_prototype): Likewise.
863 (parse_bif_entry): New function.
864 (parse_bif_stanza): Likewise.
865 (parse_bif): Implement.
866 (set_bif_order): New function.
867 (create_bif_order): Implement.
869 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
871 * config/rs6000/rs6000-gen-builtins.c (rbtree.h): New #include.
872 (num_bifs): New variable.
873 (num_ovld_stanzas): Likewise.
874 (num_ovlds): Likewise.
875 (parse_codes): New enum.
876 (bif_rbt): New variable.
877 (ovld_rbt): Likewise.
878 (fntype_rbt): Likewise.
879 (bifo_rbt): Likewise.
880 (parse_bif): New stub function.
881 (create_bif_order): Likewise.
882 (parse_ovld): Likewise.
883 (write_header_file): Likewise.
884 (write_init_file): Likewise.
885 (write_defines_file): Likewise.
886 (delete_output_files): New function.
889 2021-07-21 H.J. Lu <hjl.tools@gmail.com>
892 * config/i386/i386-builtin.def: Remove OPTION_MASK_ISA_SSE4_2
893 from CRC32 _builtin functions.
895 2021-07-21 Sebastian Huber <sebastian.huber@embedded-brains.de>
897 * coverage.c (build_gcov_info_var_registration): Mark the object placed
898 in the linker set as referenced so that it does not get optimized away.
900 2021-07-21 Kito Cheng <kito.cheng@sifive.com>
903 2021-07-20 Kito Cheng <kito.cheng@sifive.com>
905 * config.gcc (riscv*-*-*): Detect which python is available.
907 2021-07-21 Jakub Jelinek <jakub@redhat.com>
910 * gimplify.c (omp_check_private): Properly skip ORT_TARGET_DATA
911 contexts in which decl isn't privatized and for ORT_TARGET return
912 false if decl is mapped.
914 2021-07-21 Richard Sandiford <richard.sandiford@arm.com>
916 * gimple-loop-jam.c: Include tree-ssa-sccvn.h.
917 (tree_loop_unroll_and_jam): Run value-numbering on a loop that
918 has been successfully unrolled.
920 2021-07-21 Richard Sandiford <richard.sandiford@arm.com>
922 * tree-ssa-loop-manip.c (determine_exit_conditions): Return a null
923 exit condition if no tail loop is needed, and if the original exit
924 condition should therefore be kept as-is.
925 (tree_transform_and_unroll_loop): Handle that case here too.
927 2021-07-21 Kewen Lin <linkw@linux.ibm.com>
929 * tree-data-ref.c (free_dependence_relations): Adjust to pass vec
931 (free_data_refs): Likewise.
932 * tree-data-ref.h (free_dependence_relations): Likewise.
933 (free_data_refs): Likewise.
934 * tree-predcom.c (struct chain): Use auto_vec instead of vec for
936 (struct component): Likewise.
937 (pcom_worker::pcom_worker): Adjust for auto_vec and renaming changes.
938 (pcom_worker::~pcom_worker): Likewise.
939 (pcom_worker::release_chain): Adjust as auto_vec changes.
940 (pcom_worker::loop): Rename to ...
941 (pcom_worker::m_loop): ... this.
942 (pcom_worker::datarefs): Rename to ...
943 (pcom_worker::m_datarefs): ... this. Use auto_vec instead of vec.
944 (pcom_worker::dependences): Rename to ...
945 (pcom_worker::m_dependences): ... this. Use auto_vec instead of vec.
946 (pcom_worker::chains): Rename to ...
947 (pcom_worker::m_chains): ... this. Use auto_vec instead of vec.
948 (pcom_worker::looparound_phis): Rename to ...
949 (pcom_worker::m_looparound_phis): ... this. Use auto_vec instead of
951 (pcom_worker::cache): Rename to ...
952 (pcom_worker::m_cache): ... this. Use auto_vec instead of vec.
953 (pcom_worker::release_chain): Adjust for auto_vec changes.
954 (pcom_worker::release_chains): Adjust for auto_vec and renaming
956 (release_component): Remove.
957 (release_components): Adjust for release_component removal.
958 (component_of): Adjust to use vec.
959 (merge_comps): Likewise.
960 (pcom_worker::aff_combination_dr_offset): Adjust for renaming changes.
961 (pcom_worker::determine_offset): Likewise.
962 (class comp_ptrs): Remove.
963 (pcom_worker::split_data_refs_to_components): Adjust for renaming
964 changes, for comp_ptrs removal with auto_vec.
965 (pcom_worker::suitable_component_p): Adjust for renaming changes.
966 (pcom_worker::filter_suitable_components): Adjust for release_component
968 (pcom_worker::valid_initializer_p): Adjust for renaming changes.
969 (pcom_worker::find_looparound_phi): Likewise.
970 (pcom_worker::add_looparound_copies): Likewise.
971 (pcom_worker::determine_roots_comp): Likewise.
972 (pcom_worker::single_nonlooparound_use): Likewise.
973 (pcom_worker::execute_pred_commoning_chain): Likewise.
974 (pcom_worker::execute_pred_commoning): Likewise.
975 (pcom_worker::try_combine_chains): Likewise.
976 (pcom_worker::prepare_initializers_chain): Likewise.
977 (pcom_worker::prepare_initializers): Likewise.
978 (pcom_worker::prepare_finalizers_chain): Likewise.
979 (pcom_worker::prepare_finalizers): Likewise.
980 (pcom_worker::tree_predictive_commoning_loop): Likewise.
982 2021-07-20 Martin Sebor <msebor@redhat.com>
985 * builtins.c (gimple_call_return_array): Add argument. Correct
986 offsets for memchr, mempcpy, stpcpy, and stpncpy.
987 (compute_objsize_r): Adjust offset computation for argument returning
990 2021-07-20 Martin Sebor <msebor@redhat.com>
993 * tree-ssa-uninit.c (check_defs): Handle UBSAN built-ins.
995 2021-07-20 Jeff Law <jlaw@localhost.localdomain>
997 * function.c (assign_parm_setup_block): Use adjust_address instead
998 of change_address to preserve MEM_EXPR and friends.
1000 2021-07-20 Martin Sebor <msebor@redhat.com>
1002 * cfgloop.h (single_likely_exit): Adjust by-value argument to
1004 * cfgloopanal.c (single_likely_exit): Same.
1005 * cgraph.h (struct cgraph_node): Same.
1006 * cgraphclones.c (cgraph_node::create_virtual_clone): Same.
1007 * genautomata.c (merge_states): Same.
1008 * genextract.c (VEC_char_to_string): Same.
1009 * genmatch.c (dt_node::gen_kids_1): Same.
1010 (walk_captures): Adjust by-value argument to by-reference.
1011 * gimple-ssa-store-merging.c (check_no_overlap): Adjust by-value argument
1012 to by-const-reference.
1013 * gimple.c (gimple_build_call_vec): Same.
1014 (gimple_build_call_internal_vec): Same.
1015 (gimple_build_switch): Same.
1016 (sort_case_labels): Same.
1017 (preprocess_case_label_vec_for_gimple): Adjust by-value argument to
1019 * gimple.h (gimple_build_call_vec): Adjust by-value argument to
1021 (gimple_build_call_internal_vec): Same.
1022 (gimple_build_switch): Same.
1023 (sort_case_labels): Same.
1024 (preprocess_case_label_vec_for_gimple): Adjust by-value argument to
1026 * haifa-sched.c (calc_priorities): Adjust by-value argument to
1028 (sched_init_luids): Same.
1029 (haifa_init_h_i_d): Same.
1030 * ipa-cp.c (ipa_get_indirect_edge_target_1): Same.
1031 (adjust_callers_for_value_intersection): Adjust by-value argument to
1033 (find_more_scalar_values_for_callers_subset): Adjust by-value argument to
1035 (find_more_contexts_for_caller_subset): Same.
1036 (find_aggregate_values_for_callers_subset): Same.
1037 (copy_useful_known_contexts): Same.
1038 * ipa-fnsummary.c (remap_edge_summaries): Same.
1039 (remap_freqcounting_predicate): Same.
1040 * ipa-inline.c (add_new_edges_to_heap): Adjust by-value argument to
1042 * ipa-predicate.c (predicate::remap_after_inlining): Adjust by-value argument
1043 to by-const-reference.
1044 * ipa-predicate.h (predicate::remap_after_inlining): Same.
1045 * ipa-prop.c (ipa_find_agg_cst_for_param): Same.
1046 * ipa-prop.h (ipa_find_agg_cst_for_param): Same.
1047 * ira-build.c (ira_loop_tree_body_rev_postorder): Same.
1048 * read-rtl.c (add_overload_instance): Same.
1049 * rtl.h (native_decode_rtx): Same.
1050 (native_decode_vector_rtx): Same.
1051 * sched-int.h (sched_init_luids): Same.
1052 (haifa_init_h_i_d): Same.
1053 * simplify-rtx.c (native_decode_vector_rtx): Same.
1054 (native_decode_rtx): Same.
1055 * tree-call-cdce.c (gen_shrink_wrap_conditions): Same.
1056 (shrink_wrap_one_built_in_call_with_conds): Same.
1057 (shrink_wrap_conditional_dead_built_in_calls): Same.
1058 * tree-data-ref.c (create_runtime_alias_checks): Same.
1059 (compute_all_dependences): Same.
1060 * tree-data-ref.h (compute_all_dependences): Same.
1061 (create_runtime_alias_checks): Same.
1062 (index_in_loop_nest): Same.
1063 * tree-if-conv.c (mask_exists): Same.
1064 * tree-loop-distribution.c (class loop_distribution): Same.
1065 (loop_distribution::create_rdg_vertices): Same.
1066 (dump_rdg_partitions): Same.
1067 (debug_rdg_partitions): Same.
1068 (partition_contains_all_rw): Same.
1069 (loop_distribution::distribute_loop): Same.
1070 * tree-parloops.c (oacc_entry_exit_ok_1): Same.
1071 (oacc_entry_exit_single_gang): Same.
1072 * tree-ssa-loop-im.c (hoist_memory_references): Same.
1073 (loop_suitable_for_sm): Same.
1074 * tree-ssa-loop-niter.c (bound_index): Same.
1075 * tree-ssa-reassoc.c (update_ops): Same.
1076 (swap_ops_for_binary_stmt): Same.
1077 (rewrite_expr_tree): Same.
1078 (rewrite_expr_tree_parallel): Same.
1079 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Same.
1080 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Same.
1081 * tree-ssa-structalias.c (process_all_all_constraints): Same.
1082 (make_constraints_to): Same.
1083 (handle_lhs_call): Same.
1084 (find_func_aliases_for_builtin_call): Same.
1085 (sort_fieldstack): Same.
1086 (check_for_overlaps): Same.
1087 * tree-vect-loop-manip.c (vect_create_cond_for_align_checks): Same.
1088 (vect_create_cond_for_unequal_addrs): Same.
1089 (vect_create_cond_for_lower_bounds): Same.
1090 (vect_create_cond_for_alias_checks): Same.
1091 * tree-vect-slp-patterns.c (vect_validate_multiplication): Same.
1092 * tree-vect-slp.c (vect_analyze_slp_instance): Same.
1093 (vect_make_slp_decision): Same.
1094 (vect_slp_bbs): Same.
1095 (duplicate_and_interleave): Same.
1096 (vect_transform_slp_perm_load): Same.
1097 (vect_schedule_slp): Same.
1098 * tree-vectorizer.h (vect_transform_slp_perm_load): Same.
1099 (vect_schedule_slp): Same.
1100 (duplicate_and_interleave): Same.
1101 * tree.c (build_vector_from_ctor): Same.
1102 (build_vector): Same.
1103 (check_vector_cst): Same.
1104 (check_vector_cst_duplicate): Same.
1105 (check_vector_cst_fill): Same.
1106 (check_vector_cst_stepped): Same.
1107 * tree.h (build_vector_from_ctor): Same.
1109 2021-07-20 Jakub Jelinek <jakub@redhat.com>
1112 * config/rs6000/rs6000-protos.h (easy_altivec_constant): Change return
1113 type from bool to int.
1114 * config/rs6000/rs6000.c (vspltis_constant): Fix up handling the
1115 EASY_VECTOR_MSB case if either step or copies is not 1.
1116 (vspltis_shifted): Fix comment typo.
1117 (easy_altivec_constant): Change return type from bool to int, instead
1118 of returning true return byte size of the element mode that should be
1119 used to synthetize the constant.
1120 * config/rs6000/predicates.md (easy_vector_constant_msb): Require
1121 that vspltis_shifted is 0, handle the case where easy_altivec_constant
1122 assumes using different vector mode from CONST_VECTOR's mode.
1123 * config/rs6000/altivec.md (easy_vector_constant_msb splitter): Use
1124 easy_altivec_constant to determine mode in which -1 >> -1 should be
1125 performed, use rs6000_expand_vector_init instead of gen_vec_initv4sisi.
1127 2021-07-20 Richard Biener <rguenther@suse.de>
1130 * dwarf2out.h (dwarf_file_data): Add key member.
1131 * dwarf2out.c (dwarf_file_hasher::equal): Compare key.
1132 (dwarf_file_hasher::hash): Hash key.
1133 (lookup_filename): Remap the filename and store it in the
1134 filename member of dwarf_file_data when creating a new
1136 (file_name_acquire): Do not remap the filename again.
1137 (maybe_emit_file): Likewise.
1139 2021-07-20 Jonathan Wright <jonathan.wright@arm.com>
1141 * config/aarch64/aarch64-simd-builtins.def: Use two variant
1142 generators for all TBL/TBX intrinsics and rename to
1143 consistent forms: qtbl[1234] or qtbx[1234].
1144 * config/aarch64/aarch64-simd.md (aarch64_tbl1<mode>):
1146 (aarch64_qtbl1<mode>): This.
1147 (aarch64_tbx1<mode>): Rename to...
1148 (aarch64_qtbx1<mode>): This.
1149 (aarch64_tbl2v16qi): Delete.
1150 (aarch64_tbl3<mode>): Rename to...
1151 (aarch64_qtbl2<mode>): This.
1152 (aarch64_tbx4<mode>): Rename to...
1153 (aarch64_qtbx2<mode>): This.
1154 * config/aarch64/aarch64.c (aarch64_expand_vec_perm_1): Use
1155 renamed qtbl1 and qtbl2 RTL patterns.
1156 * config/aarch64/arm_neon.h (vqtbl1_p8): Use renamed qtbl1
1158 (vqtbl1_s8): Likewise.
1159 (vqtbl1_u8): Likewise.
1160 (vqtbl1q_p8): Likewise.
1161 (vqtbl1q_s8): Likewise.
1162 (vqtbl1q_u8): Likewise.
1163 (vqtbx1_s8): Use renamed qtbx1 RTL pattern.
1164 (vqtbx1_u8): Likewise.
1165 (vqtbx1_p8): Likewise.
1166 (vqtbx1q_s8): Likewise.
1167 (vqtbx1q_u8): Likewise.
1168 (vqtbx1q_p8): Likewise.
1169 (vtbl1_s8): Use renamed qtbl1 RTL pattern.
1170 (vtbl1_u8): Likewise.
1171 (vtbl1_p8): Likewise.
1172 (vtbl2_s8): Likewise
1173 (vtbl2_u8): Likewise.
1174 (vtbl2_p8): Likewise.
1175 (vtbl3_s8): Use renamed qtbl2 RTL pattern.
1176 (vtbl3_u8): Likewise.
1177 (vtbl3_p8): Likewise.
1178 (vtbl4_s8): Likewise.
1179 (vtbl4_u8): Likewise.
1180 (vtbl4_p8): Likewise.
1181 (vtbx2_s8): Use renamed qtbx2 RTL pattern.
1182 (vtbx2_u8): Likewise.
1183 (vtbx2_p8): Likewise.
1184 (vqtbl2_s8): Use renamed qtbl2 RTL pattern.
1185 (vqtbl2_u8): Likewise.
1186 (vqtbl2_p8): Likewise.
1187 (vqtbl2q_s8): Likewise.
1188 (vqtbl2q_u8): Likewise.
1189 (vqtbl2q_p8): Likewise.
1190 (vqtbx2_s8): Use renamed qtbx2 RTL pattern.
1191 (vqtbx2_u8): Likewise.
1192 (vqtbx2_p8): Likewise.
1193 (vqtbx2q_s8): Likewise.
1194 (vqtbx2q_u8): Likewise.
1195 (vqtbx2q_p8): Likewise.
1196 (vtbx4_s8): Likewise.
1197 (vtbx4_u8): Likewise.
1198 (vtbx4_p8): Likewise.
1200 2021-07-20 Uroš Bizjak <ubizjak@gmail.com>
1203 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
1205 (define_peephole2 atomic_loaddi_fpu): Ditto.
1207 2021-07-20 Kito Cheng <kito.cheng@sifive.com>
1209 * config.gcc (riscv*-*-*): Detect which python is available.
1211 2021-07-20 Kewen Lin <linkw@linux.ibm.com>
1213 * config/rs6000/vsx.md (mulhs_<mode>): Rename to...
1214 (smul<mode>3_highpart): ... this.
1215 (mulhu_<mode>): Rename to...
1216 (umul<mode>3_highpart): ... this.
1217 * config/rs6000/rs6000-builtin.def (MULHS_V2DI, MULHS_V4SI,
1218 MULHU_V2DI, MULHU_V4SI): Adjust.
1220 2021-07-20 Kewen Lin <linkw@linux.ibm.com>
1222 PR tree-optimization/100696
1223 * internal-fn.c (first_commutative_argument): Add info for IFN_MULH.
1224 * internal-fn.def (IFN_MULH): New internal function.
1225 * tree-vect-patterns.c (vect_recog_mulhs_pattern): Add support to
1226 recog normal multiply highpart as IFN_MULH.
1227 * config/i386/i386.c (ix86_add_stmt_cost): Adjust for combined
1230 2021-07-19 Indu Bhagat <indu.bhagat@oracle.com>
1232 * config/elfos.h (CTF_DEBUGGING_INFO): New definition.
1233 (BTF_DEBUGGING_INFO): Likewise.
1234 * doc/tm.texi.in: Document the new macros.
1235 * doc/tm.texi: Regenerated.
1236 * toplev.c: Guard initialization of debug hooks.
1238 2021-07-19 Indu Bhagat <indu.bhagat@oracle.com>
1240 * flags.h (ctf_debuginfo_p): New function declaration.
1241 * opts.c (ctf_debuginfo_p): New function definition.
1243 2021-07-19 Andrew Stubbs <ams@codesourcery.com>
1246 * config/gcn/gcn-hsa.h (DRIVER_SELF_SPECS): New.
1247 (ASM_SPEC): Set -mattr for xnack and sram-ecc.
1248 * config/gcn/gcn-opts.h (enum sram_ecc_type): New.
1249 * config/gcn/gcn-valu.md: Add a warning comment.
1250 * config/gcn/gcn.c (gcn_option_override): Add "sorry" for -mxnack.
1251 (output_file_start): Add xnack and sram-ecc state to ".amdgcn_target".
1252 * config/gcn/gcn.md: Add a warning comment.
1253 * config/gcn/gcn.opt: Add -mxnack and -msram-ecc.
1254 * config/gcn/mkoffload.c (EF_AMDGPU_MACH_AMDGCN_GFX908): Remove
1256 (EF_AMDGPU_XNACK): New.
1257 (EF_AMDGPU_SRAM_ECC): New.
1259 (copy_early_debug_info): Use elf_flags.
1260 (main): Handle -mxnack and -msram-ecc options.
1261 * doc/invoke.texi: Document -mxnack and -msram-ecc.
1263 2021-07-19 Andrew Pinski <apinski@marvell.com>
1266 * config/aarch64/aarch64.md (csneg3_uxtw_insn): Rename to ...
1267 (*cs<neg_not_cs>3_uxtw_insn4): and extend to NEG_NOT.
1269 2021-07-19 Richard Biener <rguenther@suse.de>
1271 PR tree-optimization/101505
1272 * tree-vect-patterns.c (vect_determine_precisions): Walk
1273 PHIs also for loop vectorization.
1275 2021-07-19 Richard Biener <rguenther@suse.de>
1277 * gimple.h (gimple_expr_type): Remove.
1278 * doc/gimple.texi: Remove gimple_expr_type documentation.
1280 2021-07-19 Richard Biener <rguenther@suse.de>
1282 * tree-ssa-sccvn.c (vn_reference_eq): Handle NULL vr->type.
1283 (ao_ref_init_from_vn_reference): Likewise.
1284 (fully_constant_reference): Likewise.
1285 (vn_reference_lookup_call): Do not set vr->type to random
1287 * tree-ssa-pre.c (compute_avail): Do not try to PRE calls
1289 * tree-vect-generic.c (expand_vector_piecewise): Pass in
1290 whether we expanded parallel.
1291 (expand_vector_parallel): Adjust.
1292 (expand_vector_addition): Likewise.
1293 (expand_vector_comparison): Likewise.
1294 (expand_vector_operation): Likewise.
1295 (expand_vector_scalar_condition): Likewise.
1296 (expand_vector_conversion): Likewise.
1298 2021-07-19 Richard Biener <rguenther@suse.de>
1300 * tree-vrp.c (register_edge_assert_for_2): Use the
1302 (vrp_folder::fold_predicate_in): Likewise.
1303 * vr-values.c (gimple_assign_nonzero_p): Likewise.
1304 (vr_values::extract_range_from_comparison): Likewise.
1305 (vr_values::extract_range_from_ubsan_builtin): Use the
1306 type of the first operand.
1307 (vr_values::extract_range_basic): Push down type
1308 computation, use the appropriate LHS.
1309 (vr_values::extract_range_from_assignment): Use the
1312 2021-07-18 H.J. Lu <hjl.tools@gmail.com>
1315 * common/config/i386/i386-common.c (ix86_handle_option): For
1316 -mgeneral-regs-only, enable the GPR only instructions which are
1317 enabled implicitly by SSE ISAs unless they have been disabled
1320 2021-07-18 H.J. Lu <hjl.tools@gmail.com>
1323 * config/i386/i386.c (ix86_check_avx_upper_stores): Moved before
1324 ix86_avx_u128_mode_needed.
1325 (ix86_avx_u128_mode_needed): Return AVX_U128_DIRTY if callee
1326 returns AVX register.
1328 2021-07-17 Jan Hubicka <hubicka@ucw.cz>
1330 * tree-ssa-structalias.c (handle_rhs_call): Support EAF_NOT_RETURNED.
1331 (handle_const_call): Liekise
1332 (handle_pure_call): Liekise
1334 2021-07-17 Andrew MacLeod <amacleod@redhat.com>
1336 PR tree-optimization/96542
1337 * range-op.cc (range_operator::wi_fold_in_parts): New.
1338 (range_operator::fold_range): Call wi_fold_in_parts.
1339 (operator_lshift::wi_fold): Fix broken lshift by [0,0].
1340 * range-op.h (wi_fold_in_parts): Add prototype.
1342 2021-07-16 David Malcolm <dmalcolm@redhat.com>
1344 * doc/analyzer.texi: Add __analyzer_dump_state.
1346 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
1348 * config/rs6000/rbtree.c: New file.
1349 * config/rs6000/rbtree.h: New file.
1351 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
1353 * config/rs6000/rs6000-gen-builtins.c (restriction): New enum.
1354 (typeinfo): Add restr field.
1355 (match_bracketed_pair): New function.
1356 (match_const_restriction): Implement.
1358 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
1360 * config/rs6000/rs6000-gen-builtins.c (match_basetype): Implement.
1362 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
1364 * config/rs6000/rs6000-gen-builtins.c (void_status): New enum.
1365 (basetype): Likewise.
1366 (typeinfo): Likewise.
1367 (handle_pointer): New function.
1368 (match_basetype): New stub function.
1369 (match_const_restriction): Likewise.
1370 (match_type): New function.
1372 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
1374 * config/rs6000/rs6000-gen-builtins.c (consume_whitespace): New
1376 (advance_line): Likewise.
1377 (safe_inc_pos): Likewise.
1378 (match_identifier): Likewise.
1379 (match_integer): Likewise.
1380 (match_to_right_bracket): Likewise.
1382 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
1384 * config/rs6000/rs6000-gen-builtins.c (bif_file): New variable.
1385 (ovld_file): Likewise.
1386 (header_file): Likewise.
1387 (init_file): Likewise.
1388 (defines_file): Likewise.
1389 (pgm_path): Likewise.
1390 (bif_path): Likewise.
1391 (ovld_path): Likewise.
1392 (header_path): Likewise.
1393 (init_path): Likewise.
1394 (defines_path): Likewise.
1395 (LINELEN): New macro.
1396 (linebuf): New variable.
1400 (bif_diag): New function.
1401 (ovld_diag): Likewise.
1403 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
1405 * config/rs6000/rs6000-builtin-new.def: New.
1406 * config/rs6000/rs6000-overload.def: New.
1408 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
1410 * config/rs6000/rs6000-gen-builtins.c: New.
1412 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
1414 * Makefile.in (EXTRA_GTYPE_DEPS): New variable.
1415 (s-gtype): Depend on EXTRA_GTYPE_DEPS.
1416 * gengtype-state.c (state_writer::write_state_file_list): Add a
1417 parameter to the fileslist expression for the number of build
1419 (read_state_files_list): Detect build headers and strip the
1420 initial "./" or ".\" from their names.
1421 * gengtype.c (build_headers): New global variable.
1422 (num_build_headers): Likewise.
1423 (open_base_files): Emit #include for each build header.
1424 (main): Detect and count build headers.
1425 * gengtype.h (build_headers): New extern variable.
1426 (num_build_headers): Likewise.
1428 2021-07-16 Richard Biener <rguenther@suse.de>
1430 * gimple-ssa-store-merging.c (verify_symbolic_number_p): Use
1431 the type of the LHS.
1432 (find_bswap_or_nop_1): Likewise.
1433 (find_bswap_or_nop): Likewise.
1434 * tree-vectorizer.h (vect_get_smallest_scalar_type): Adjust
1436 * tree-vect-data-refs.c (vect_get_smallest_scalar_type):
1437 Remove unused parameters, pass in the scalar type. Fix
1438 internal store function handling.
1439 * tree-vect-stmts.c (vect_analyze_stmt): Remove assert.
1440 (vect_get_vector_types_for_stmt): Move down check for
1441 existing vector stmt after we've determined a scalar type.
1442 Pass down the used scalar type to vect_get_smallest_scalar_type.
1443 * tree-vect-generic.c (expand_vector_condition): Use
1444 the type of the LHS.
1445 (expand_vector_scalar_condition): Likewise.
1446 (expand_vector_operations_1): Likewise.
1447 * tree-vect-patterns.c (vect_widened_op_tree): Likewise.
1448 (vect_recog_dot_prod_pattern): Likewise.
1449 (vect_recog_sad_pattern): Likewise.
1450 (vect_recog_widen_op_pattern): Likewise.
1451 (vect_recog_widen_sum_pattern): Likewise.
1452 (vect_recog_mixed_size_cond_pattern): Likewise.
1454 2021-07-16 Jan Hubicka <hubicka@ucw.cz>
1456 * ipa-modref.c (struct escape_entry): Use eaf_fleags_t.
1457 (dump_eaf_flags): Dump EAF_NOT_RETURNED
1458 (eaf_flags_useful_p): Use eaf_fleags_t; handle const functions
1459 and EAF_NOT_RETURNED.
1460 (modref_summary::useful_p): Likewise.
1461 (modref_summary_lto::useful_p): Likewise.
1462 (struct) modref_summary_lto: Use eaf_fleags_t.
1463 (deref_flags): Handle EAF_NOT_RETURNED.
1464 (struct escape_point): Use min_flags.
1465 (modref_lattice::init): Add EAF_NOT_RETURNED.
1466 (merge_call_lhs_flags): Ignore EAF_NOT_RETURNED functions
1467 (analyze_ssa_name_flags): Clear EAF_NOT_RETURNED on return;
1469 (analyze_parms): Also analyze const functions; update conition on
1471 (modref_write): Update streaming.
1472 (read_section): Update streaming.
1473 (remap_arg_flags): Use eaf_flags_t.
1474 (modref_merge_call_site_flags): Hanlde EAF_NOT_RETURNED.
1475 * ipa-modref.h: (eaf_flags_t): New typedef.
1476 (struct modref_summary): Use eaf_flags_t.
1477 * tree-core.h (EAF_NOT_RETURNED): New constant.
1479 2021-07-16 Richard Biener <rguenther@suse.de>
1481 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Use
1482 the type of the LHS.
1483 (gimple_assign_nonnegative_warnv_p): Likewise.
1484 (gimple_call_nonnegative_warnv_p): Likewise. Return false
1485 if the call has no LHS.
1486 * gimple.c (gimple_could_trap_p_1): Use the type of the LHS.
1487 * tree-eh.c (stmt_could_throw_1_p): Likewise.
1488 * tree-inline.c (insert_init_stmt): Likewise.
1489 * tree-ssa-loop-niter.c (get_val_for): Likewise.
1490 * tree-outof-ssa.c (ssa_is_replaceable_p): Use the type of
1492 * tree-ssa-sccvn.c (init_vn_nary_op_from_stmt): Take a
1493 gassign *. Use the type of the lhs.
1494 (vn_nary_op_lookup_stmt): Adjust.
1495 (vn_nary_op_insert_stmt): Likewise.
1497 2021-07-16 Ilya Leoshkevich <iii@linux.ibm.com>
1499 * config/s390/predicates.md (bras_sym_operand): Accept all
1500 functions in 64-bit mode, use UNSPEC_PLT31.
1501 (larl_operand): Use UNSPEC_PLT31.
1502 * config/s390/s390.c (s390_loadrelative_operand_p): Likewise.
1503 (legitimize_pic_address): Likewise.
1504 (s390_emit_tls_call_insn): Mark __tls_get_offset as function,
1506 (s390_delegitimize_address): Use UNSPEC_PLT31.
1507 (s390_output_addr_const_extra): Likewise.
1508 (print_operand): Add @PLT to TLS calls, handle %K.
1509 (s390_function_profiler): Mark __fentry__/_mcount as function,
1510 use %K, use UNSPEC_PLT31.
1511 (s390_output_mi_thunk): Use only UNSPEC_GOT, use %K.
1512 (s390_emit_call): Use UNSPEC_PLT31.
1513 (s390_emit_tpf_eh_return): Mark __tpf_eh_return as function.
1514 * config/s390/s390.md (UNSPEC_PLT31): Rename from UNSPEC_PLT.
1515 (*movdi_64): Use %K.
1516 (reload_base_64): Likewise.
1517 (*sibcall_brc): Likewise.
1518 (*sibcall_brcl): Likewise.
1519 (*sibcall_value_brc): Likewise.
1520 (*sibcall_value_brcl): Likewise.
1523 (*bras_r): Likewise.
1524 (*brasl_r): Likewise.
1525 (*bras_tls): Likewise.
1526 (*brasl_tls): Likewise.
1527 (main_base_64): Likewise.
1528 (reload_base_64): Likewise.
1529 (@split_stack_call<mode>): Likewise.
1531 2021-07-16 Richard Biener <rguenther@suse.de>
1533 PR tree-optimization/101467
1534 * tree-vect-stmts.c (vect_gen_while): Properly guard
1535 make_temp_ssa_name usage.
1537 2021-07-16 Cooper Qu <cooper.qu@linux.alibaba.com>
1539 * config.gcc: Don't use forked print-sysroot-suffix.sh and
1540 t-sysroot-suffix for C-SKY.
1541 * config/csky/print-sysroot-suffix.sh: Delete.
1542 * config/csky/t-csky-linux: Delete.
1543 * config/csky/t-sysroot-suffix: Define MULTILIB_DIRNAMES
1544 instead of CSKY_MULTILIB_DIRNAMES.
1546 2021-07-16 Richard Biener <rguenther@suse.de>
1548 * tree-vect-loop.c (vect_transform_cycle_phi): Correct sign
1549 conversion issues with the partial reduction of the reused
1552 2021-07-16 Richard Biener <rguenther@suse.de>
1554 * config/i386/i386-options.c (ix86_option_override_internal): Set
1555 param_vect_partial_vector_usage to zero if not set.
1557 2021-07-15 Uroš Bizjak <ubizjak@gmail.com>
1560 * config/i386/i386.h (VALID_SSE_REG_MODE): Add TDmode.
1561 (VALID_INT_MODE_P): Add SDmode and DDmode.
1562 Add TDmode for TARGET_64BIT.
1563 (VALID_DFP_MODE_P): Remove.
1564 * config/i386/i386.c (ix86_hard_regno_mode_ok):
1565 Do not use VALID_DFP_MODE_P.
1567 2021-07-15 Andrew MacLeod <amacleod@redhat.com>
1569 * gimple-range-fold.cc (adjust_pointer_diff_expr): Use
1571 (fold_using_range::fold_stmt): Ditto.
1572 (fold_using_range::range_of_range_op): Ditto.
1573 (fold_using_range::range_of_phi): Ditto.
1574 (fold_using_range::range_of_call): Ditto.
1575 (fold_using_range::range_of_builtin_ubsan_call): Ditto.
1576 (fold_using_range::range_of_builtin_call): Ditto.
1577 (fold_using_range::range_of_cond_expr): Ditto.
1578 * gimple-range-fold.h (gimple_range_type): New.
1580 2021-07-15 Martin Sebor <msebor@redhat.com>
1583 * tree-ssa-strlen.c (handle_assign): New function.
1584 (maybe_warn_overflow): Add argument.
1585 (nonzero_bytes_for_type): New function.
1586 (count_nonzero_bytes): Handle more tree types. Call
1587 nonzero_bytes_for_tye.
1588 (count_nonzero_bytes): Handle types.
1589 (handle_store): Handle stores from function calls.
1590 (strlen_check_and_optimize_call): Move code to handle_assign. Call
1591 it for assignments from function calls.
1593 2021-07-15 David Malcolm <dmalcolm@redhat.com>
1598 * doc/invoke.texi: Add -Wanalyzer-use-of-uninitialized-value.
1600 2021-07-15 David Malcolm <dmalcolm@redhat.com>
1602 * doc/invoke.texi (-fdump-analyzer-exploded-paths): New.
1604 2021-07-15 Martin Sebor <msebor@redhat.com>
1608 * fold-const.c (operand_compare::operand_equal_p): Handle OEP_DECL_NAME.
1609 (operand_compare::verify_hash_value): Same.
1610 * tree-core.h (OEP_DECL_NAME): New.
1612 2021-07-15 Martin Jambor <mjambor@suse.cz>
1614 * profile-count.h (profile_count::value): Change the return type to
1616 * gimple-pretty-print.c (dump_gimple_bb_header): Adjust print
1618 * tree-cfg.c (dump_function_to_file): Likewise.
1620 2021-07-15 Bill Schmidt <wschmidt@linux.ibm.com>
1623 * config/rs6000/rs6000-p8swap.c (has_part_mult): New.
1624 (rs6000_analyze_swaps): Insns containing a subreg of a mult are
1627 2021-07-15 Richard Biener <rguenther@suse.de>
1629 * tree-vectorizer.h (vect_gen_while): Match up with
1631 * tree-vect-stmts.c (vect_gen_while): Adjust API to that
1632 of vect_gen_while_not.
1633 (vect_gen_while_not): Adjust.
1634 * tree-vect-loop-manip.c (vect_set_loop_controls_directly): Likewise.
1636 2021-07-15 Aldy Hernandez <aldyh@redhat.com>
1638 * gimple-range-cache.cc (non_null_ref::adjust_range): New.
1639 (ranger_cache::range_of_def): Call adjust_range.
1640 (ranger_cache::entry_range): Same.
1641 * gimple-range-cache.h (non_null_ref::adjust_range): New.
1642 * gimple-range.cc (gimple_ranger::range_of_expr): Call
1644 (gimple_ranger::range_on_entry): Same.
1646 2021-07-15 Tamar Christina <tamar.christina@arm.com>
1649 2021-07-14 Tamar Christina <tamar.christina@arm.com>
1651 * config/arm/neon.md (<sup>dot_prod<vsi2qi>): Drop statements.
1653 2021-07-15 Tamar Christina <tamar.christina@arm.com>
1656 2021-07-14 Tamar Christina <tamar.christina@arm.com>
1658 * config/aarch64/aarch64-simd-builtins.def (udot, sdot): Rename to...
1659 (sdot_prod, udot_prod): ...These.
1660 * config/aarch64/aarch64-simd.md (<sur>dot_prod<vsi2qi>): Remove.
1661 (aarch64_<sur>dot<vsi2qi>): Rename to...
1662 (<sur>dot_prod<vsi2qi>): ...This.
1663 * config/aarch64/arm_neon.h (vdot_u32, vdotq_u32, vdot_s32, vdotq_s32):
1666 2021-07-15 Jakub Jelinek <jakub@redhat.com>
1668 PR middle-end/101437
1669 * gimplify.c (gimplify_expr): Throw away volatile reads from empty
1670 types even if they have non-BLKmode TYPE_MODE.
1672 2021-07-15 Richard Biener <rguenther@suse.de>
1675 * gcc.c (process_command): Process -gtoggle like process_options
1676 would after parsing options.
1678 2021-07-15 Trevor Saunders <tbsaunde@tbsaunde.org>
1680 * cfgexpand.c (expand_asm_loc): Adjust.
1681 (expand_asm_stmt): Likewise.
1682 * config/arm/aarch-common-protos.h (arm_md_asm_adjust): Likewise.
1683 * config/arm/aarch-common.c (arm_md_asm_adjust): Likewise.
1684 * config/arm/arm.c (thumb1_md_asm_adjust): Likewise.
1685 * config/avr/avr.c (avr_md_asm_adjust): Likewise.
1686 * config/cris/cris.c (cris_md_asm_adjust): Likewise.
1687 * config/i386/i386.c (ix86_md_asm_adjust): Likewise.
1688 * config/mn10300/mn10300.c (mn10300_md_asm_adjust): Likewise.
1689 * config/nds32/nds32.c (nds32_md_asm_adjust): Likewise.
1690 * config/pdp11/pdp11.c (pdp11_md_asm_adjust): Likewise.
1691 * config/rs6000/rs6000.c (rs6000_md_asm_adjust): Likewise.
1692 * config/s390/s390.c (s390_md_asm_adjust): Likewise.
1693 * config/vax/vax.c (vax_md_asm_adjust): Likewise.
1694 * config/visium/visium.c (visium_md_asm_adjust): Likewise.
1695 * doc/tm.texi: Regenerate.
1696 * target.def: Add location argument to md_asm_adjust.
1698 2021-07-15 Trevor Saunders <tbsaunde@tbsaunde.org>
1700 * tree-diagnostic.c (diagnostic_report_current_function): Use the
1701 diagnostic's location, not input_location.
1703 2021-07-15 Trevor Saunders <tbsaunde@tbsaunde.org>
1705 * cfgexpand.c (tree_conflicts_with_clobbers_p): Pass location to
1707 (expand_asm_stmt): Likewise.
1709 2021-07-14 Peter Bergner <bergner@linux.ibm.com>
1711 * config/rs6000/rs6000.c (adjacent_mem_locations): Return the lower
1712 addressed memory rtx, if any.
1713 (rs6000_split_multireg_move): Fix code formatting.
1714 Handle MMA build built-ins with operands in adjacent memory locations.
1716 2021-07-14 Peter Bergner <bergner@linux.ibm.com>
1718 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Move to later
1721 2021-07-14 Jason Merrill <jason@redhat.com>
1723 * sel-sched-ir.h (get_all_loop_exits): Use auto_vec.
1725 2021-07-14 Jason Merrill <jason@redhat.com>
1727 * doc/invoke.texi: -fdelete-dead-exceptions is on by default for
1730 2021-07-14 Tamar Christina <tamar.christina@arm.com>
1732 * tree-vect-patterns.c (vect_recog_dot_prod_pattern):
1733 Remove erroneous line.
1735 2021-07-14 Andrew MacLeod <amacleod@redhat.com>
1737 * params.opt (param_evrp_mode): Change default.
1739 2021-07-14 Tamar Christina <tamar.christina@arm.com>
1741 * config/aarch64/aarch64-simd-builtins.def (udot, sdot): Rename to...
1742 (sdot_prod, udot_prod): ...These.
1743 * config/aarch64/aarch64-simd.md (<sur>dot_prod<vsi2qi>): Remove.
1744 (aarch64_<sur>dot<vsi2qi>): Rename to...
1745 (<sur>dot_prod<vsi2qi>): ...This.
1746 * config/aarch64/arm_neon.h (vdot_u32, vdotq_u32, vdot_s32, vdotq_s32):
1749 2021-07-14 Tamar Christina <tamar.christina@arm.com>
1751 * config/arm/neon.md (<sup>dot_prod<vsi2qi>): Drop statements.
1753 2021-07-14 Tamar Christina <tamar.christina@arm.com>
1755 * doc/sourcebuild.texi (arm_v8_2a_i8mm_neon_hw): Document.
1757 2021-07-14 Tamar Christina <tamar.christina@arm.com>
1759 * config/arm/neon.md (usdot_prod<vsi2qi>): New.
1761 2021-07-14 Tamar Christina <tamar.christina@arm.com>
1763 * config/aarch64/aarch64-simd.md (aarch64_usdot<vsi2qi>): Rename to...
1764 (usdot_prod<vsi2qi>): ... This.
1765 * config/aarch64/aarch64-simd-builtins.def (usdot): Rename to...
1766 (usdot_prod): ...This.
1767 * config/aarch64/arm_neon.h (vusdot_s32, vusdotq_s32): Likewise.
1768 * config/aarch64/aarch64-sve.md (@aarch64_<sur>dot_prod<vsi2qi>):
1770 (@<sur>dot_prod<vsi2qi>): ...This.
1771 * config/aarch64/aarch64-sve-builtins-base.cc
1772 (svusdot_impl::expand): Use it.
1774 2021-07-14 Tamar Christina <tamar.christina@arm.com>
1776 * optabs.def (usdot_prod_optab): New.
1777 * doc/md.texi: Document it and clarify other dot prod optabs.
1778 * optabs-tree.h (enum optab_subtype): Add optab_vector_mixed_sign.
1779 * optabs-tree.c (optab_for_tree_code): Support usdot_prod_optab.
1780 * optabs.c (expand_widen_pattern_expr): Likewise.
1781 * tree-cfg.c (verify_gimple_assign_ternary): Likewise.
1782 * tree-vect-loop.c (vectorizable_reduction): Query dot-product kind.
1783 * tree-vect-patterns.c (vect_supportable_direct_optab_p): Take optional
1785 (vect_widened_op_tree): Optionally ignore
1787 (vect_recog_dot_prod_pattern): Support usdot_prod_optab.
1789 2021-07-14 H.J. Lu <hjl.tools@gmail.com>
1792 * config/i386/driver-i386.c (host_detect_local_cpu): Check
1793 "arch [32|64]" and "tune [32|64]" for 32-bit and 64-bit codegen.
1794 Enable UINTR only for 64-bit codegen.
1795 * config/i386/i386-options.c
1796 (ix86_option_override_internal::DEF_PTA): Skip PTA_UINTR if not
1798 * config/i386/i386.h (ARCH_ARG): New.
1799 (CC1_CPU_SPEC): Pass "[arch|tune] 32" for 32-bit codegen and
1800 "[arch|tune] 64" for 64-bit codegen.
1802 2021-07-14 Richard Biener <rguenther@suse.de>
1804 PR tree-optimization/101445
1805 * tree-vect-stmts.c (vectorizable_load): Do the gap adjustment
1806 of the IV in the correct direction for negative stride
1809 2021-07-14 Jakub Jelinek <jakub@redhat.com>
1812 * godump.c (godump_str_hash): New type.
1813 (godump_container::pot_dummy_types): Use string_hash instead of
1814 ptr_hash in the hash_set.
1816 2021-07-14 Richard Biener <rguenther@suse.de>
1818 * tree-vect-loop.c (vect_find_reusable_accumulator): Handle
1819 vector types where the old vector type has a multiple of
1820 the new vector type elements.
1821 (vect_create_partial_epilog): New function, split out from...
1822 (vect_create_epilog_for_reduction): ... here.
1823 (vect_transform_cycle_phi): Reduce the re-used accumulator
1824 to the new vector type.
1826 2021-07-14 Alexandre Oliva <oliva@adacore.com>
1828 * tree-ssa-alias.c (attr_fnspec::verify): Fix index in
1829 non-'t'-sized arg check.
1831 2021-07-14 Alexandre Oliva <oliva@adacore.com>
1833 * tree-cfg.c (cleanup_dead_labels_eh): Update
1834 post_landing_pad label upon change of landing pad block's
1836 (cleanup_dead_labels): Check that a removed label is not that
1839 2021-07-13 Jonathan Wright <jonathan.wright@arm.com>
1841 * combine.c (combine_simplify_rtx): Add vec_select -> subreg
1843 * config/aarch64/aarch64.md (*zero_extend<SHORT:mode><GPI:mode>2_aarch64):
1844 Add Neon to general purpose register case for zero-extend
1846 * config/arm/vfp.md (*arm_movsi_vfp): Remove "*" from *t -> r
1847 case to prevent some cases opting to go through memory.
1848 * cse.c (fold_rtx): Add vec_select -> subreg simplification.
1849 * rtl.c (rtvec_series_p): Define predicate to determine
1850 whether a vector contains a linear series of integers.
1851 * rtl.h (rtvec_series_p): Define.
1852 * rtlanal.c (vec_series_lowpart_p): Define predicate to
1853 determine if a vector selection is equivalent to the low part
1855 * rtlanal.h (vec_series_lowpart_p): Define.
1856 * simplify-rtx.c (simplify_context::simplify_binary_operation_1):
1857 Add vec_select -> subreg simplification.
1859 2021-07-13 Paul A. Clarke <pc@us.ibm.com>
1861 * config/rs6000/smmintrin.h (_mm_testz_si128, _mm_testc_si128,
1862 _mm_testnzc_si128, _mm_test_all_ones, _mm_test_all_zeros,
1863 _mm_test_mix_ones_zeros): New.
1865 2021-07-13 Roger Sayle <roger@nextmovesoftware.com>
1866 Richard Biener <rguenther@suse.de>
1868 * gimple.c (gimple_could_trap_p_1): Make S argument a
1869 "const gimple*". Preserve constness in call to
1870 gimple_asm_volatile_p.
1871 (gimple_could_trap_p): Make S argument a "const gimple*".
1872 * gimple.h (gimple_could_trap_p_1, gimple_could_trap_p):
1873 Update function prototypes.
1875 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
1877 * tree-vectorizer.h (vect_reusable_accumulator): New structure.
1878 (_loop_vec_info::main_loop_edge): New field.
1879 (_loop_vec_info::skip_main_loop_edge): Likewise.
1880 (_loop_vec_info::skip_this_loop_edge): Likewise.
1881 (_loop_vec_info::reusable_accumulators): Likewise.
1882 (_stmt_vec_info::reduc_scalar_results): Likewise.
1883 (_stmt_vec_info::reused_accumulator): Likewise.
1884 (vect_get_main_loop_result): Declare.
1885 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Initialize
1886 reduc_scalar_inputs.
1887 (vec_info::free_stmt_vec_info): Free reduc_scalar_inputs.
1888 * tree-vect-loop-manip.c (vect_get_main_loop_result): New function.
1889 (vect_do_peeling): Fill an epilogue loop's main_loop_edge,
1890 skip_main_loop_edge and skip_this_loop_edge fields.
1891 * tree-vect-loop.c (INCLUDE_ALGORITHM): Define.
1892 (vect_emit_reduction_init_stmts): New function.
1893 (get_initial_def_for_reduction): Use it.
1894 (get_initial_defs_for_reduction): Likewise. Change the vinfo
1895 parameter to a loop_vec_info.
1896 (vect_create_epilog_for_reduction): Store the scalar results
1897 in the reduc_info. If an epilogue loop is reusing an accumulator
1898 from the main loop, and if the epilogue loop can also be skipped,
1899 try to place the reduction code in the join block. Record
1900 accumulators that could potentially be reused by epilogue loops.
1901 (vect_transform_cycle_phi): When vectorizing epilogue loops,
1902 try to reuse accumulators from the main loop. Record the initial
1903 value in reduc_info for non-SLP reductions too.
1905 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
1907 * tree-vect-loop.c (get_initial_def_for_reduction): Remove
1908 adjustment handling. Take the neutral value as an argument,
1909 in place of the code argument.
1910 (vect_transform_cycle_phi): Update accordingly. Handle the
1911 initial values of cond reductions separately from code reductions.
1912 Choose the adjustment here rather than in
1913 get_initial_def_for_reduction. Sink the splat of vec_initial_def.
1915 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
1917 * tree-vect-loop.c (neutral_op_for_slp_reduction): Replace with...
1918 (neutral_op_for_reduction): ...this, providing a more general
1920 (vect_create_epilog_for_reduction): Update accordingly.
1921 (vectorizable_reduction): Likewise.
1922 (vect_transform_cycle_phi): Likewise.
1924 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
1926 * tree-vect-loop.c (get_initial_def_for_reduction): Take the
1927 reduc_info instead of the original stmt_vec_info.
1928 (vect_transform_cycle_phi): Update accordingly.
1930 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
1932 * tree-vect-loop.c (get_initial_defs_for_reduction): Take the
1933 reduc_info as an additional parameter.
1934 (vect_transform_cycle_phi): Update accordingly.
1936 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
1938 * tree-vectorizer.h: Include tree-ssa-operands.h.
1939 (vect_phi_initial_value): New function.
1940 * tree-vect-loop.c (neutral_op_for_slp_reduction): Use it.
1941 (get_initial_defs_for_reduction, info_for_reduction): Likewise.
1942 (vect_create_epilog_for_reduction, vectorizable_reduction): Likewise.
1943 (vect_transform_cycle_phi, vectorizable_induction): Likewise.
1945 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
1947 * tree-vect-loop.c (vect_create_epilog_for_reduction): Convert
1948 the phi results to vectype after creating them. Remove later
1949 conversion code that thus becomes redundant.
1951 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
1953 * tree-vect-loop.c (vect_create_epilog_for_reduction): Replace
1954 the new_phis vector with a reduc_inputs vector. Combine handling
1955 of reduction chains and ncopies > 1.
1957 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
1959 * tree-vect-loop.c (vect_create_epilog_for_reduction): Truncate
1960 scalar_results to group_size elements after reducing down from
1961 N*group_size elements. Construct an array_slice of the live-out
1962 stmts and assert that there is one stmt per scalar result.
1964 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
1966 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
1967 nested_in_vect_loop and use double_reduc everywhere. Remove dead
1968 assignment to "loop".
1970 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
1972 * internal-fn.c (vectorized_internal_fn_supported_p): Handle
1973 vector types first. For scalar types, consider both the preferred
1974 vector mode and the alternative vector modes.
1975 * optabs-query.c (can_vec_mask_load_store_p): Use the same
1976 structure as above, in particular using related_vector_mode
1977 for modes provided by autovectorize_vector_modes.
1979 2021-07-13 Jakub Jelinek <jakub@redhat.com>
1980 Richard Biener <rguenther@suse.de>
1982 PR tree-optimization/101419
1983 * tree-pass.h (PROP_objsz): Define.
1984 (make_pass_early_object_sizes): Declare.
1985 * passes.def (pass_all_early_optimizations): Rename pass_object_sizes
1986 there to pass_early_object_sizes, drop parameter.
1987 (pass_all_optimizations): Move pass_object_sizes right after pass_ccp,
1988 drop parameter, move pass_post_ipa_warn right after that.
1989 * tree-object-size.c (pass_object_sizes::execute): Rename to...
1990 (object_sizes_execute): ... this. Add insert_min_max_p argument.
1991 (pass_data_object_sizes): Move after object_sizes_execute.
1992 (pass_object_sizes): Likewise. In execute method call
1993 object_sizes_execute, drop set_pass_param method and insert_min_max_p
1994 non-static data member and its initializer in the ctor.
1995 (pass_data_early_object_sizes, pass_early_object_sizes,
1996 make_pass_early_object_sizes): New.
1997 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use
1998 (cfun->curr_properties & PROP_objsz) instead of cfun->after_inlining.
2000 2021-07-13 Kito Cheng <kito.cheng@sifive.com>
2003 * config/riscv/constraints.md ("S"): Update description and remove
2005 * doc/md.texi (Machine Constraints): Document the 'S' constraints
2008 2021-07-13 Richard Biener <rguenther@suse.de>
2011 2021-07-12 Richard Biener <rguenther@suse.de>
2013 * tree-vect-slp.c (vect_slp_region): Show the number of
2014 SLP graph entries in the optimization message.
2016 2021-07-13 Michael Meissner <meissner@linux.ibm.com>
2018 * config/rs6000/altivec.md (xxspltiw_v4sf): Change local variable
2020 * config/rs6000/rs6000-protos.h (rs6000_const_f32_to_i32): Change
2021 return type to long.
2022 * config/rs6000/rs6000.c (rs6000_const_f32_to_i32): Change return
2025 2021-07-12 Andrew MacLeod <amacleod@redhat.com>
2027 * gimple-range-fold.cc (fold_using_range::range_of_builtin_ubsan_call):
2028 Query relation between the 2 operands and use it.
2030 2021-07-12 Sergei Trofimovich <siarheit@google.com>
2032 * doc/cfg.texi: Fix s/ei_safe_safe/ei_safe_edge/ typo.
2034 2021-07-12 Uroš Bizjak <ubizjak@gmail.com>
2037 * config/i386/predicates.md (vec_setm_sse41_operand):
2038 Rename from vec_setm_operand.
2039 (vec_setm_avx2_operand): New predicate.
2040 * config/i386/sse.md (vec_set<V_128:mode>): Use V_128 mode iterator.
2041 Use vec_setm_sse41_operand as operand 2 predicate.
2042 (vec_set<V_256_512:mode): New expander.
2043 * config/i386/mmx.md (vec_setv2hi): Use vec_setm_sse41_operand
2044 as operand 2 predicate.
2046 2021-07-12 Andrew MacLeod <amacleod@redhat.com>
2048 PR tree-optimization/101335
2049 * range-op.cc (operator_cast::lhs_op1_relation): Delete.
2051 2021-07-12 Andrew Pinski <apinski@marvell.com>
2053 * tree-ssa-phiopt.c (match_simplify_replacement): Move
2054 insert of the sequence before the movement of the
2055 statement. Check if to see if the statement is used
2056 outside of the original phi to see if we should move it.
2058 2021-07-12 Richard Biener <rguenther@suse.de>
2060 * dump-context.h (debug_dump_context::debug_dump_context):
2061 Add FILE * parameter defaulted to stderr.
2062 * dumpfile.c (debug_dump_context::debug_dump_context): Adjust.
2063 * tree-vect-slp.c (dot_slp_tree): New functions.
2065 2021-07-12 Richard Biener <rguenther@suse.de>
2067 PR tree-optimization/101373
2068 * tree-ssa-pre.c (prune_clobbered_mems): Also prune trapping
2069 references when the BB may not return.
2070 (compute_avail): Pass in the function we're working on and
2071 replace cfun references with it. Externally throwing
2072 const calls also possibly terminate the function.
2073 (pass_pre::execute): Pass down the function we're working on.
2074 * gcse.c (compute_hash_table_work): Externally throwing
2075 const/pure calls also need record_last_mem_set_info.
2076 * postreload-gcse.c (record_opr_changes): Looping or externally
2077 throwing const/pure calls also need record_last_mem_set_info.
2079 2021-07-12 Uroš Bizjak <ubizjak@gmail.com>
2081 * recog.c (memory_address_addr_space_p): Change the type to bool.
2082 Return true/false instead of 1/0.
2083 (offsettable_memref_p): Ditto.
2084 (offsettable_nonstrict_memref_p): Ditto.
2085 (offsettable_address_addr_space_p): Ditto.
2086 Change the type of addressp indirect function to bool.
2087 * recog.h (memory_address_addr_space_p): Change the type to bool.
2088 (strict_memory_address_addr_space_p): Ditto.
2089 (offsettable_memref_p): Ditto.
2090 (offsettable_nonstrict_memref_p): Ditto.
2091 (offsettable_address_addr_space_p): Ditto.
2092 * reload.c (maybe_memory_address_addr_space_p): Ditto.
2093 (strict_memory_address_addr_space_p): Change the type to bool.
2094 Return true/false instead of 1/0.
2095 (maybe_memory_address_addr_space_p): Change the type to bool.
2097 2021-07-12 Richard Biener <rguenther@suse.de>
2099 * tree-vect-slp.c (vect_slp_region): Show the number of
2100 SLP graph entries in the optimization message.
2102 2021-07-12 Richard Biener <rguenther@suse.de>
2104 PR tree-optimization/101394
2105 * tree-ssa-pre.c (do_pre_regular_insertion): Avoid inserting
2106 copies from abnormals for a full redundancy.
2108 2021-07-12 Richard Biener <rguenther@suse.de>
2110 PR middle-end/101423
2111 * gimple.c (gimple_could_trap_p_1): Internal function calls
2113 * tree-eh.c (tree_could_trap_p): Likewise.
2115 2021-07-12 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
2118 * config/arm/arm_neon.h (vmul_n_u32): Replace call to builtin with
2120 (vmulq_n_u32): Likewise.
2121 (vmul_n_f32): Gate __a * __b on __FAST_MATH__.
2122 (vmulq_n_f32): Likewise.
2123 (vmul_n_f16): Likewise.
2124 (vmulq_n_f16): Likewise.
2126 2021-07-12 Martin Liska <mliska@suse.cz>
2129 * gcc.c (check_offload_target_name): Call
2130 candidates_list_and_hint only if we have a candidate.
2132 2021-07-12 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
2135 * config/arm/neon.md (vec_init): Move to ...
2136 * config/arm/vec-common.md (vec_init): ... here.
2137 Change the pattern's mode to VDQX and gate it on VALID_MVE_MODE.
2139 2021-07-12 Roger Sayle <roger@nextmovesoftware.com>
2141 PR tree-optimization/101403
2142 * match.pd ((T)bswap(X)>>C): Correctly handle cases where
2143 signedness of the shift is not the same as the signedness of
2146 2021-07-09 Roger Sayle <roger@nextmovesoftware.com>
2147 Uroš Bizjak <ubizjak@gmail.com>
2149 * config/i386/i386.md (*divmodsi4_const): Optimize SImode
2150 divmod of a constant numerator with new define_insn_and_split.
2152 2021-07-09 Iain Sandoe <iain@sandoe.co.uk>
2155 * config/i386/i386-expand.c (ix86_expand_call): If a call is
2156 to a non-local-binding, or local but to a public symbol, then
2157 assume that it might be indirected via the lazy symbol binder.
2158 Mark R10 and R10 as clobbered in that case.
2160 2021-07-09 Eric Botcazou <ebotcazou@adacore.com>
2163 * gcc.c (ASM_DEBUG_DWARF_OPTION): Set again to --gdwarf2 in
2164 the case where HAVE_AS_WORKING_DWARF_N_FLAG is not defined
2165 and HAVE_LD_BROKEN_PE_DWARF5 is defined.
2167 2021-07-09 Uroš Bizjak <ubizjak@gmail.com>
2169 * config/i386/i386.md (*udivmodsi4_pow2_zext_1): Limit the
2170 log2 range of operands[3] to [1,31].
2171 (*udivmodsi4_pow2_zext_2): Ditto. Correct insn RTX pattern.
2173 2021-07-09 Sergei Trofimovich <siarheit@google.com>
2175 * doc/md.texi: Don't split @smallexample in multiple @groups.
2177 2021-07-09 Sergei Trofimovich <siarheit@google.com>
2179 * doc/md.texi: Add missing 'see' word.
2181 2021-07-09 Andrew Pinski <apinski@marvell.com>
2183 * tree-ssa-phiopt.c (phiopt_early_allow): Change arguments
2184 to take sequence and gimple_match_op. Accept the case where
2185 op is a SSA_NAME and one statement in the sequence.
2186 Also allow constants.
2187 (gimple_simplify_phiopt): Always pass a sequence to resimplify.
2188 Update call to phiopt_early_allow. Discard the sequence if not
2191 2021-07-09 Xi Ruoyao <xry111@mengyan1223.wang>
2196 * config/mips/mips.c (mips_const_insns): Use MSA_SUPPORTED_MODE_P
2197 instead of ISA_HAS_MSA.
2198 (mips_expand_vec_unpack): Likewise.
2199 (mips_expand_vector_init): Likewise.
2201 2021-07-09 Kewen Lin <linkw@linux.ibm.com>
2203 * config/rs6000/vsx.md (mods_<mode>): Rename to...
2204 (mod<mode>3): ... this.
2205 (modu_<mode>): Rename to...
2206 (umod<mode>3): ... this.
2207 * config/rs6000/rs6000-builtin.def (MODS_V2DI, MODS_V4SI, MODU_V2DI,
2210 2021-07-08 Jeff Law <jeffreyalaw@gmail.com>
2212 * config/h8300/shiftrotate.md (variable shifts): Expose condition
2213 code handling for the test before the loop.
2215 2021-07-08 Martin Jambor <mjambor@suse.cz>
2218 * ipa-sra.c (class isra_call_summary): New member
2219 m_before_any_store, initialize it in the constructor.
2220 (isra_call_summary::dump): Dump the new field.
2221 (ipa_sra_call_summaries::duplicate): Copy it.
2222 (process_scan_results): Set it.
2223 (isra_write_edge_summary): Stream it.
2224 (isra_read_edge_summary): Likewise.
2225 (param_splitting_across_edge): Only override
2226 safe_to_import_accesses if m_before_any_store is set.
2228 2021-07-08 Martin Sebor <msebor@redhat.com>
2231 * gimple-array-bounds.cc (array_bounds_checker::check_mem_ref):
2232 Use Object Size Type 0 instead of 1.
2234 2021-07-08 Richard Sandiford <richard.sandiford@arm.com>
2236 * tree-vect-loop.c (vectorizable_reduction): Remove always-true
2239 2021-07-08 Richard Sandiford <richard.sandiford@arm.com>
2241 * match.pd: Simplify an extend-operate-truncate sequence involving
2244 2021-07-08 Roger Sayle <roger@nextmovesoftware.com>
2245 Richard Biener <rguenther@suse.de>
2247 PR tree-optimization/40210
2248 * match.pd (bswap optimizations): Simplify (bswap(x)>>C1)&C2 as
2249 (x>>C3)&C2 when possible. Simplify bswap(x)>>C1 as ((T)x)>>C2
2250 when possible. Simplify bswap(x)&C1 as (x>>C2)&C1 when 0<=C1<=255.
2252 2021-07-08 Uroš Bizjak <ubizjak@gmail.com>
2255 * config/i386/i386-expand.c (ix86_expand_sse_unpack):
2257 * config/i386/mmx.md (V_32): New mode iterator.
2258 (mov<V_32:mode>): Use V_32 mode iterator.
2259 (*mov<V_32:mode>_internal): Ditto.
2260 (*push<V_32:mode>2_rex64): Ditto.
2261 (*push<V_32:mode>2): Ditto.
2262 (movmisalign<V_32:mode>): Ditto.
2263 (mmx_<any_shiftrt:insn>v1si3): New insn pattern.
2264 (sse4_1_<any_extend:code>v2qiv2hi2): Ditto.
2265 (vec_unpacks_lo_v4qi): New expander.
2266 (vec_unpacks_hi_v4qi): Ditto.
2267 (vec_unpacku_lo_v4qi): Ditto.
2268 (vec_unpacku_hi_v4qi): Ditto.
2269 * config/i386/i386.h (VALID_SSE2_REG_MODE): Add V1SImode.
2270 (VALID_INT_MODE_P): Ditto.
2272 2021-07-08 Michael Meissner <meissner@linux.ibm.com>
2275 * config/rs6000/rs6000.md (udivti3): New insn.
2277 (umodti3): New insn.
2280 2021-07-07 Martin Sebor <msebor@redhat.com>
2282 PR tree-optimization/100137
2283 PR tree-optimization/99121
2284 PR tree-optimization/97027
2285 * builtins.c (access_ref::access_ref): Also set offmax.
2286 (access_ref::offset_in_range): Define new function.
2287 (access_ref::add_offset): Set offmax.
2288 (access_ref::inform_access): Handle access_none.
2289 (handle_mem_ref): Clear ostype.
2290 (compute_objsize_r): Handle ASSERT_EXPR.
2291 * builtins.h (struct access_ref): Add offmax member.
2292 * gimple-array-bounds.cc (array_bounds_checker::check_mem_ref): Use
2293 compute_objsize() and simplify.
2295 2021-07-07 Peter Bergner <bergner@linux.ibm.com>
2297 * config/rs6000/rs6000-call.c (mma_init_builtins): Use VSX_BUILTIN_LXVP
2298 and VSX_BUILTIN_STXVP.
2300 2021-07-07 Martin Sebor <msebor@redhat.com>
2303 * config/aarch64/aarch64.c (aarch64_simd_lane_bounds): Remove
2304 a stray %K from error_at() missed in r12-2088.
2306 2021-07-07 Richard Biener <rguenther@suse.de>
2308 PR tree-optimization/99728
2309 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Record
2311 (mem_refs_may_alias_p): Add assert we handled aggregate
2313 (sm_seq_valid_bb): Give up when running into aggregate copies.
2314 (ref_indep_loop_p): Handle aggregate copies as never
2315 being invariant themselves but allow other refs to be
2316 disambiguated against them.
2317 (can_sm_ref_p): Do not try to apply store-motion to aggregate
2320 2021-07-06 Indu Bhagat <indu.bhagat@oracle.com>
2323 * dwarf2ctf.c (ctf_get_AT_data_member_location): Multiply by 8 to get
2326 2021-07-06 Martin Sebor <msebor@redhat.com>
2328 * gimple-pretty-print.c (percent_G_format): Remove.
2329 * tree-diagnostic.c (default_tree_printer): Remove calls.
2330 * tree-pretty-print.c (percent_K_format): Remove.
2331 * tree-pretty-print.h (percent_K_format): Remove.
2333 2021-07-06 Martin Sebor <msebor@redhat.com>
2335 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_builtin):
2336 Remove %K and use error_at.
2337 (aarch64_expand_fcmla_builtin): Same.
2338 (aarch64_expand_builtin_tme): Same.
2339 (aarch64_expand_builtin_memtag): Same.
2340 * config/arm/arm-builtins.c (arm_expand_acle_builtin): Same.
2341 (arm_expand_builtin): Same.
2342 * config/arm/arm.c (bounds_check): Same.
2344 2021-07-06 Martin Sebor <msebor@redhat.com>
2346 * builtins.c (warn_string_no_nul): Remove %G.
2347 (maybe_warn_for_bound): Same.
2348 (warn_for_access): Same.
2349 (check_access): Same.
2350 (check_strncat_sizes): Same.
2351 (expand_builtin_strncat): Same.
2352 (expand_builtin_strncmp): Same.
2353 (expand_builtin): Same.
2354 (expand_builtin_object_size): Same.
2355 (warn_dealloc_offset): Same.
2356 (maybe_emit_free_warning): Same.
2357 * calls.c (maybe_warn_alloc_args_overflow): Same.
2358 (maybe_warn_nonstring_arg): Same.
2359 (maybe_warn_rdwr_sizes): Same.
2360 * expr.c (expand_expr_real_1): Remove %K.
2361 * gimple-fold.c (gimple_fold_builtin_strncpy): Remove %G.
2362 (gimple_fold_builtin_strncat): Same.
2363 * gimple-ssa-sprintf.c (format_directive): Same.
2364 (handle_printf_call): Same.
2365 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Same.
2366 * gimple-ssa-warn-restrict.c (maybe_diag_overlap): Same.
2367 (maybe_diag_access_bounds): Same. Call gimple_location.
2368 (check_bounds_or_overlap): Same.
2369 * trans-mem.c (ipa_tm_scan_irr_block): Remove %K. Simplify.
2370 * tree-ssa-ccp.c (pass_post_ipa_warn::execute): Remove %G.
2371 * tree-ssa-strlen.c (maybe_warn_overflow): Same.
2372 (maybe_diag_stxncpy_trunc): Same.
2373 (handle_builtin_stxncpy_strncat): Same.
2374 (maybe_warn_pointless_strcmp): Same.
2375 * tree-ssa-uninit.c (maybe_warn_operand): Same.
2377 2021-07-06 Uroš Bizjak <ubizjak@gmail.com>
2380 * config/i386/predicates.md (vec_setm_operand): Enable
2381 register_operand for TARGET_SSE4_1.
2382 * config/i386/mmx.md (vec_setv2hi): Use vec_setm_operand
2383 as operand 2 predicate. Call ix86_expand_vector_set_var
2384 for non-constant index operand.
2385 (vec_setv4qi): Use vec_setm_mmx_operand as operand 2 predicate.
2386 Call ix86_expand_vector_set_var for non-constant index operand.
2388 2021-07-06 Jeff Law <jeffreyalaw@gmail.com>
2390 * config/h8300/jumpcall.md (*branch): When possible, generate
2391 the comparison in CCZN mode.
2392 * config/h8300/predicates.md (simple_memory_operand): Reject all
2393 auto-increment addressing modes.
2395 2021-07-06 Iain Sandoe <iain@sandoe.co.uk>
2398 * config/i386/i386.h (struct stringop_algs): Define a CTOR for
2401 2021-07-06 Richard Biener <rguenther@suse.de>
2403 * doc/md.texi (vec_fmaddsub<mode>4): Document.
2404 (vec_fmsubadd<mode>4): Likewise.
2405 * optabs.def (vec_fmaddsub$a4): Add.
2406 (vec_fmsubadd$a4): Likewise.
2407 * internal-fn.def (IFN_VEC_FMADDSUB): Add.
2408 (IFN_VEC_FMSUBADD): Likewise.
2409 * tree-vect-slp-patterns.c (addsub_pattern::recognize):
2410 Refactor to handle IFN_VEC_FMADDSUB and IFN_VEC_FMSUBADD.
2411 (addsub_pattern::build): Likewise.
2412 * tree-vect-slp.c (vect_optimize_slp): CFN_VEC_FMADDSUB
2413 and CFN_VEC_FMSUBADD are not transparent for permutes.
2414 * config/i386/sse.md (vec_fmaddsub<mode>4): New expander.
2415 (vec_fmsubadd<mode>4): Likewise.
2417 2021-07-06 Richard Biener <rguenther@suse.de>
2419 * doc/invoke.texi (fmove-loop-stores): Document.
2420 * common.opt (fmove-loop-stores): New option.
2421 * opts.c (default_options_table): Enable -fmove-loop-stores
2423 * tree-ssa-loop-im.c (pass_lim::execute): Pass
2424 flag_move_loop_stores instead of true to
2425 loop_invariant_motion_in_fun.
2427 2021-07-06 Iain Sandoe <iain@sandoe.co.uk>
2429 * doc/install.texi: Document --with-dsymutil.
2431 2021-07-06 Andrew Pinski <apinski@marvell.com>
2433 PR tree-optimization/101256
2434 * dbgcnt.def (phiopt_edge_range): New counter.
2435 * tree-ssa-phiopt.c (replace_phi_edge_with_variable):
2436 Check to make sure the new name is defined in the same
2437 bb as the conditional before duplicating range info.
2438 Also add debug counter.
2440 2021-07-06 Kewen Lin <linkw@linux.ibm.com>
2442 PR rtl-optimization/100328
2443 * config/i386/i386-options.c (ix86_option_override_internal):
2444 Set param_ira_consider_dup_in_all_alts to 0.
2446 2021-07-06 Kewen Lin <linkw@linux.ibm.com>
2448 PR rtl-optimization/100328
2449 * doc/invoke.texi (ira-consider-dup-in-all-alts): Document new
2451 * ira.c (ira_get_dup_out_num): Adjust as parameter
2452 param_ira_consider_dup_in_all_alts.
2453 * params.opt (ira-consider-dup-in-all-alts): New.
2454 * ira-conflicts.c (process_regs_for_copy): Add one parameter
2455 single_input_op_has_cstr_p.
2456 (get_freq_for_shuffle_copy): New function.
2457 (add_insn_allocno_copies): Adjust as single_input_op_has_cstr_p.
2458 * ira-int.h (ira_get_dup_out_num): Add one bool parameter.
2460 2021-07-05 Jeff Law <jeffreyalaw@gmail.com>
2462 * config/h8300/shiftrotate.md (shift-by-variable patterns): Update to
2463 generate condition code aware RTL directly.
2465 2021-07-05 Andrew Pinski <apinski@marvell.com>
2467 PR tree-optimization/101039
2468 * match.pd (A CMP 0 ? A : -A): New patterns.
2469 * tree-ssa-phiopt.c (abs_replacement): Delete function.
2470 (tree_ssa_phiopt_worker): Don't call abs_replacement.
2471 Update comment about abs_replacement.
2473 2021-07-05 Andrew Pinski <apinski@marvell.com>
2475 * tree-ssa-phiopt.c (gimple_simplify_phiopt):
2476 If "A ? B : C" fails to simplify, try "(!A) ? C : B".
2478 2021-07-05 Andrew Pinski <apinski@marvell.com>
2480 * tree-ssa-phiopt.c (match_simplify_replacement):
2481 Add early_p argument. Call gimple_simplify_phiopt
2482 instead of gimple_simplify.
2483 (tree_ssa_phiopt_worker): Update call to
2484 match_simplify_replacement and allow unconditionally.
2485 (phiopt_early_allow): New function.
2486 (gimple_simplify_phiopt): New function.
2488 2021-07-05 Andrew Pinski <apinski@marvell.com>
2490 PR middle-end/101237
2491 * fold-const.c (negate_expr_p): Remove call to element_mode
2492 and TREE_MODE/TREE_TYPE when calling HONOR_SIGNED_ZEROS,
2493 HONOR_SIGN_DEPENDENT_ROUNDING, and HONOR_SNANS.
2494 (fold_negate_expr_1): Likewise.
2495 (const_unop): Likewise.
2496 (fold_cond_expr_with_comparison): Likewise.
2497 (fold_binary_loc): Likewise.
2498 (fold_ternary_loc): Likewise.
2499 (tree_call_nonnegative_warnv_p): Likewise.
2500 * match.pd (-(A + B) -> (-B) - A): Likewise.
2502 2021-07-05 Iain Sandoe <iain@sandoe.co.uk>
2504 * configure.ac: Handle --with-dsymutil in the same way as we
2505 do for the assembler and linker. (DEFAULT_DSYMUTIL): New.
2506 Extract the type and version for the dsymutil configured or
2507 found by the default searches.
2508 * config.in: Regenerated.
2509 * configure: Regenerated.
2510 * collect2.c (do_dsymutil): Handle locating dsymutil in the
2511 same way as for the assembler and linker.
2512 * config/darwin.h (DSYMUTIL): Delete.
2513 * gcc.c: Report a configured dsymutil correctly.
2514 * exec-tool.in: Allow for dsymutil.
2516 2021-07-05 Uroš Bizjak <ubizjak@gmail.com>
2518 * config/i386/i386-expand.c (ix86_split_mmx_punpck):
2519 Handle V4QI and V2HI modes.
2520 (expand_vec_perm_blend): Allow 4-byte vector modes with TARGET_SSE4_1.
2521 Handle V4QI mode. Emit mmx_pblendvb32 for 4-byte modes.
2522 (expand_vec_perm_pshufb): Rewrite to use switch statemets.
2523 Handle 4-byte dual operands with TARGET_XOP and single operands
2524 with TARGET_SSSE3. Emit mmx_ppermv32 for TARGET_XOP and
2525 mmx_pshufbv4qi3 for TARGET_SSSE3.
2526 (expand_vec_perm_pblendv): Allow 4-byte vector modes with TARGET_SSE4_1.
2527 (expand_vec_perm_interleave2): Allow 4-byte vector modes.
2528 (expand_vec_perm_pshufb2): Allow 4-byte vector modes with TARGET_SSSE3.
2529 (expand_vec_perm_even_odd_1): Handle V4QI mode.
2530 (expand_vec_perm_broadcast_1): Handle V4QI mode.
2531 (ix86_vectorize_vec_perm_const): Handle V4QI mode.
2532 * config/i386/mmx.md (mmx_ppermv32): New insn pattern.
2533 (mmx_pshufbv4qi3): Ditto.
2534 (*mmx_pblendw32): Ditto.
2535 (*mmx_pblendw64): Rename from *mmx_pblendw.
2536 (mmx_punpckhbw_low): New insn_and_split pattern.
2537 (mmx_punpcklbw_low): Ditto.
2539 2021-07-05 Richard Biener <rguenther@suse.de>
2541 * tree-vect-loop-manip.c (vect_loop_versioning): Do not
2542 set LOOP_C_INFINITE on the vectorized loop.
2544 2021-07-05 Richard Biener <rguenther@suse.de>
2546 PR middle-end/101291
2547 * cfgloopmanip.c (loop_version): Set the loop copy of the
2548 versioned loop to the new loop.
2550 2021-07-04 Iain Sandoe <iain@sandoe.co.uk>
2553 * config.gcc: Ensure that Darwin biarch definitions are
2554 added before i386.h.
2555 * config/i386/darwin.h (TARGET_64BIT): Remove.
2556 (PR80556_WORKAROUND): New.
2557 (REAL_LIBGCC_SPEC): Amend to use PR80556_WORKAROUND.
2558 (DARWIN_SUBARCH_SPEC): New.
2559 * config/i386/darwin32-biarch.h (TARGET_64BIT_DEFAULT,
2560 TARGET_BI_ARCH, PR80556_WORKAROUND): New.
2561 (REAL_LIBGCC_SPEC): Remove.
2562 * config/i386/darwin64-biarch.h (TARGET_64BIT_DEFAULT,
2563 TARGET_BI_ARCH, PR80556_WORKAROUND): New.
2564 (REAL_LIBGCC_SPEC): Remove.
2566 2021-07-03 H.J. Lu <hjl.tools@gmail.com>
2568 PR middle-end/101294
2569 * expr.c (store_constructor): Don't use vec_duplicate on vector.
2571 2021-07-02 Martin Sebor <msebor@redhat.com>
2575 * diagnostic.c (get_any_inlining_info): New.
2576 (update_effective_level_from_pragmas): Handle inlining context.
2577 (diagnostic_enabled): Same.
2578 (diagnostic_report_diagnostic): Same.
2579 * diagnostic.h (struct diagnostic_info): Add ctor.
2580 (struct diagnostic_context): Add new member.
2581 * tree-diagnostic.c (set_inlining_locations): New.
2582 (tree_diagnostics_defaults): Set new callback pointer.
2584 2021-07-02 Peter Bergner <bergner@linux.ibm.com>
2586 * config/rs6000/rs6000-builtin.def (BU_MMA_PAIR_LD, BU_MMA_PAIR_ST):
2588 (__builtin_vsx_lxvp, __builtin_vsx_stxvp): New built-ins.
2589 * config/rs6000/rs6000-call.c (rs6000_gimple_fold_mma_builtin): Expand
2590 lxvp and stxvp built-ins.
2591 (mma_init_builtins): Handle lxvp and stxvp built-ins.
2592 (builtin_function_type): Likewise.
2593 * doc/extend.texi (__builtin_vsx_lxvp, __builtin_mma_stxvp): Document.
2595 2021-07-02 Jeff Law <jeffreyalaw@gmail.com>
2597 * config/h8300/h8300-protos.h (compute_a_shift_cc): Accept
2598 additional argument for the code.
2599 * config/h8300/h8300.c (compute_a_shift_cc): Accept additional
2600 argument for the code. Just return if the ZN bits are useful or
2601 not rather than the old style CC_* enums.
2602 * config/h8300/shiftrotate.md (shiftqi_noscratch): Move before
2603 more generic shiftqi patterns.
2604 (shifthi_noscratch, shiftsi_noscratch): Similarly.
2605 (shiftqi_noscratch_set_flags): New pattern.
2606 (shifthi_noscratch_set_flags, shiftsi_noscratch_set_flags): Likewise.
2608 2021-07-02 Andrew MacLeod <amacleod@redhat.com>
2610 PR tree-optimization/101223
2611 * range-op.cc (build_lt): Add -1 for signed values.
2612 (built_gt): Subtract -1 for signed values.
2614 2021-07-02 David Faust <david.faust@oracle.com>
2616 * btfout.c (get_btf_kind): Support BTF_KIND_FLOAT.
2617 (btf_asm_type): Likewise.
2619 2021-07-02 Jeff Law <jeffreyalaw@gmail.com>
2621 * config/h8300/h8300-protos.h (output_a_shift): Make first argument
2622 an array of rtx rather than a pointer to rtx. Add code argument.
2623 (compute_a_shift_length): Similarly.
2624 * config/h8300/h8300.c (h8300_shift_costs): Adjust now that the
2625 shift itself isn't an operand. Create dummy operand[0] to carry
2626 a mode and pass a suitable rtx code to compute_a_shift_length.
2627 (get_shift_alg): Adjust operand number of clobber in output templates.
2628 (output_a_shift): Make first argument an array of rtx rather than
2629 a pointer to rtx. Add code argument for the type of shift.
2630 Adjust now that the shift itself is no longer an operand.
2631 (compute_a_shift_length): Similarly.
2632 * config/h8300/shiftrotate.md (shiftqi, shifthi, shiftsi): Use an
2633 iterator rather than nshift_operator.
2634 (shiftqi_noscratch, shifthi_noscratch, shiftsi_noscratch): Likewise.
2635 (shiftqi_clobber_flags): Adjust to API changes in output_a_shift
2636 and compute_a_shift_length.
2637 (shiftqi_noscratch_clobber_flags): Likewise.
2638 (shifthi_noscratch_clobber_flags): Likewise.
2639 (shiftsi_noscratch_clobber_flags): Likewise.
2641 2021-07-02 Iain Sandoe <iain@sandoe.co.uk>
2644 * config/darwin.h (DSYMUTIL_SPEC): Do not try to run
2645 dsymutil for BTF/CTF.
2647 2021-07-02 Iain Sandoe <iain@sandoe.co.uk>
2650 * config/darwin.h (CTF_INFO_SECTION_NAME): Update the
2651 segment to include BTF.
2652 (BTF_INFO_SECTION_NAME): New.
2654 2021-07-02 Jeff Law <jeffreyalaw@gmail.com>
2656 * config/m32r/m32r-protos.h (call_operand): Adjust return type.
2657 (small_data_operand, memreg_operand, small_insn_p): Likewise.
2658 * config/m32r/m32r.c (call_operand): Adjust return type.
2659 (small_data_operand, memreg_operand): Likewise.
2661 2021-07-02 Jeff Law <jeffreyalaw@gmail.com>
2663 * config/frv/frv-protos.h (integer_register_operand): Adjust return
2665 (frv_load_operand, gpr_or_fpr_operand, gpr_no_subreg_operand): Likewise.
2666 (fpr_or_int6_operand, gpr_or_int_operand); Likewise.
2667 (gpr_or_int12_operand, gpr_or_int10_operand); Likewise.
2668 (move_source_operand, move_destination_operand): Likewise.
2669 (condexec_source_operand, condexec_dest_operand): Likewise.
2670 (lr_operand, gpr_or_memory_operand, fpr_or_memory_operand): Likewise.
2671 (reg_or_0_operand, fcc_operand, icc_operand, cc_operand): Likewise.
2672 (fcr_operand, icr_operand, cr_operand, call_operand): Likewise.
2673 (fpr_operand, even_reg_operand, odd_reg_operand): Likewise.
2674 (even_gpr_operand, odd_gpr_operand, quad_fpr_operand): Likewise.
2675 (even_fpr_operand, odd_fpr_operand): Likewise.
2676 (dbl_memory_one_insn_operand, dbl_memory_two_insn_operand): Likewise.
2677 (int12_operand, int6_operand, int5_operand, uint5_operand): Likewise.
2678 (uint4_operand, uint1_operand, int_2word_operand): Likewise
2679 (upper_int16_operand, uint16_operand, symbolic_operand): Likewise.
2680 (relational_operator, float_relational_operator): Likewise.
2681 (ccr_eqne_operator, minmax_operator): Likewise.
2682 (condexec_si_binary_operator, condexec_si_media_operator): Likewise.
2683 (condexec_si_divide_operator, condexec_si_unary_operator): Likewise.
2684 (condexec_sf_conv_operator, condexec_sf_add_operator): Likewise.
2685 (intop_compare_operator, acc_operand, even_acc_operand): Likewise.
2686 (quad_acc_operand, accg_operand): Likewise.
2688 2021-07-02 Jeff Law <jeffreyalaw@gmail.com>
2690 * config/stormy16/stormy16-protos.h (xstormy16_below_100_symbol): Change
2691 return type to a bool.
2692 (nonimmediate_nonstack_operand): Likewise.
2693 (xstormy16_splittable_below100_operand): Likewise.
2694 * config/stormy16/stormy16.c (xstormy16_below_100_symbol): Fix
2696 (xstormy16_splittable_below100_operand): Likewise.
2698 2021-07-02 Richard Biener <rguenther@suse.de>
2700 PR tree-optimization/101293
2701 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Compare MEM_REF bases
2702 with combined offsets.
2703 (gather_mem_refs_stmt): Hash MEM_REFs as if their offset were
2704 combined with the rest of the offset.
2706 2021-07-02 Eric Botcazou <ebotcazou@adacore.com>
2708 * config/i386/i386.c (asm_preferred_eh_data_format): Always use the
2709 PIC encodings for PE-COFF targets.
2711 2021-07-02 Jakub Jelinek <jakub@redhat.com>
2714 * config/i386/i386-expand.c (ix86_broadcast_from_integer_constant):
2715 Return nullptr for TImode inner mode.
2717 2021-07-02 Richard Biener <rguenther@suse.de>
2719 PR tree-optimization/101280
2720 PR tree-optimization/101173
2721 * gimple-loop-interchange.cc
2722 (tree_loop_interchange::valid_data_dependences): Properly
2723 guard all dependence checks with DDR_REVERSED_P or its
2726 2021-07-02 Hongyu Wang <hongyu.wang@intel.com>
2728 * config/i386/i386-expand.c (ix86_expand_builtin):
2729 Add branch to clear odata when ZF is set for asedecenc_expand
2730 and wideaesdecenc_expand.
2732 2021-07-02 Eugene Rozenfeld <erozen@microsoft.com>
2734 * config/i386/gcc-auto-profile: regenerate
2736 2021-07-02 liuhongt <hongtao.liu@intel.com>
2738 * config/i386/sse.md (trunc<mode><pmov_dst_4>2): Refined to ..
2739 (trunc<mode><pmov_dst_4_lower>2): this.
2741 2021-07-01 David Malcolm <dmalcolm@redhat.com>
2743 * diagnostic.h (diagnostic_context::m_file_cache): New field.
2744 * input.c (class fcache): Rename to...
2745 (class file_cache_slot): ...this, making most members private and
2746 prefixing fields with "m_".
2747 (file_cache_slot::get_file_path): New accessor.
2748 (file_cache_slot::get_use_count): New accessor.
2749 (file_cache_slot::missing_trailing_newline_p): New accessor.
2750 (file_cache_slot::inc_use_count): New.
2751 (fcache_buffer_size): Move to...
2752 (file_cache_slot::buffer_size): ...here.
2753 (fcache_line_record_size): Move to...
2754 (file_cache_slot::line_record_size): ...here.
2755 (fcache_tab): Delete, in favor of global_dc->m_file_cache.
2756 (fcache_tab_size): Move to file_cache::num_file_slots.
2757 (diagnostic_file_cache_init): Update for move of fcache_tab
2758 to global_dc->m_file_cache.
2759 (diagnostic_file_cache_fini): Likewise.
2760 (lookup_file_in_cache_tab): Convert to...
2761 (file_cache::lookup_file): ...this.
2762 (diagnostics_file_cache_forcibly_evict_file): Update for move of
2763 fcache_tab to global_dc->m_file_cache, moving most of
2764 implementation to...
2765 (file_cache::forcibly_evict_file): ...this new function and...
2766 (file_cache_slot::evict): ...this new function.
2767 (evicted_cache_tab_entry): Convert to...
2768 (file_cache::evicted_cache_tab_entry): ...this.
2769 (add_file_to_cache_tab): Convert to...
2770 (file_cache::add_file): ...this, moving bulk of implementation
2772 (file_cache_slot::create): ..this new function.
2773 (file_cache::file_cache): New.
2774 (file_cache::~file_cache): New.
2775 (lookup_or_add_file_to_cache_tab): Convert to...
2776 (file_cache::lookup_or_add_file): ..this new function.
2777 (fcache::fcache): Rename to...
2778 (file_cache_slot::file_cache_slot): ...this, adding "m_" prefixes
2780 (fcache::~fcache): Rename to...
2781 (file_cache_slot::~file_cache_slot): ...this, adding "m_" prefixes
2783 (needs_read): Convert to...
2784 (file_cache_slot::needs_read_p): ...this.
2785 (needs_grow): Convert to...
2786 (file_cache_slot::needs_grow_p): ...this.
2787 (maybe_grow): Convert to...
2788 (file_cache_slot::maybe_grow): ...this.
2789 (read_data): Convert to...
2790 (file_cache_slot::read_data): ...this.
2791 (maybe_read_data): Convert to...
2792 (file_cache_slot::maybe_read_data): ...this.
2793 (get_next_line): Convert to...
2794 (file_cache_slot::get_next_line): ...this.
2795 (goto_next_line): Convert to...
2796 (file_cache_slot::goto_next_line): ...this.
2797 (read_line_num): Convert to...
2798 (file_cache_slot::read_line_num): ...this.
2799 (location_get_source_line): Update for moving of globals to
2800 global_dc->m_file_cache.
2801 (location_missing_trailing_newline): Likewise.
2802 * input.h (class file_cache_slot): New forward decl.
2803 (class file_cache): New.
2805 2021-07-01 Michael Meissner <meissner@linux.ibm.com>
2807 * config/rs6000/rs6000.c (rs6000_maybe_emit_fp_cmove): Add IEEE
2808 128-bit floating point conditional move support.
2809 (have_compare_and_set_mask): Add IEEE 128-bit floating point
2811 * config/rs6000/rs6000.md (mov<mode>cc, IEEE128 iterator): New insn.
2812 (mov<mode>cc_p10, IEEE128 iterator): New insn.
2813 (mov<mode>cc_invert_p10, IEEE128 iterator): New insn.
2814 (fpmask<mode>, IEEE128 iterator): New insn.
2815 (xxsel<mode>, IEEE128 iterator): New insn.
2817 2021-07-01 Iain Sandoe <iain@sandoe.co.uk>
2820 * config/darwin.h (CTF_INFO_SECTION_NAME): New.
2822 2021-07-01 H.J. Lu <hjl.tools@gmail.com>
2824 * config/i386/i386-expand.c (ix86_expand_vector_init_duplicate):
2826 * config/i386/i386-protos.h (ix86_expand_vector_init_duplicate):
2828 * config/i386/sse.md (INT_BROADCAST_MODE): New mode iterator.
2829 (vec_duplicate<mode>): New expander.
2831 2021-07-01 H.J. Lu <hjl.tools@gmail.com>
2834 * config/i386/i386-expand.c (ix86_expand_vector_init_duplicate):
2836 (ix86_byte_broadcast): New function.
2837 (ix86_convert_const_wide_int_to_broadcast): Likewise.
2838 (ix86_expand_move): Convert CONST_WIDE_INT to broadcast if mode
2839 size is 16 bytes or bigger.
2840 (ix86_broadcast_from_integer_constant): New function.
2841 (ix86_expand_vector_move): Convert CONST_WIDE_INT and CONST_VECTOR
2842 to broadcast if mode size is 16 bytes or bigger.
2843 * config/i386/i386-protos.h (ix86_gen_scratch_sse_rtx): New
2845 * config/i386/i386.c (ix86_gen_scratch_sse_rtx): New function.
2847 2021-07-01 Uroš Bizjak <ubizjak@gmail.com>
2849 * config/i386/predicates.md (ix86_endbr_immediate_operand):
2850 Return true/false instead of 1/0.
2851 (movq_parallel): Ditto.
2853 2021-07-01 Uroš Bizjak <ubizjak@gmail.com>
2855 * recog.c (general_operand): Return true/false instead of 1/0.
2856 (register_operand): Ditto.
2857 (immediate_operand): Ditto.
2858 (const_int_operand): Ditto.
2859 (const_scalar_int_operand): Ditto.
2860 (const_double_operand): Ditto.
2861 (push_operand): Ditto.
2862 (pop_operand): Ditto.
2863 (memory_operand): Ditto.
2864 (indirect_operand): Ditto.
2866 2021-07-01 Uroš Bizjak <ubizjak@gmail.com>
2868 * genpreds.c (write_predicate_subfunction):
2869 Change the type of written subfunction to bool.
2870 (write_one_predicate_function):
2871 Change the type of written function to bool.
2872 (write_tm_preds_h): Ditto.
2873 * recog.h (*insn_operand_predicate_fn): Change the type to bool.
2874 * recog.c (general_operand): Change the type to bool.
2875 (address_operand): Ditto.
2876 (register_operand): Ditto.
2877 (pmode_register_operand): Ditto.
2878 (scratch_operand): Ditto.
2879 (immediate_operand): Ditto.
2880 (const_int_operand): Ditto.
2881 (const_scalar_int_operand): Ditto.
2882 (const_double_operand): Ditto.
2883 (nonimmediate_operand): Ditto.
2884 (nonmemory_operand): Ditto.
2885 (push_operand): Ditto.
2886 (pop_operand): Ditto.
2887 (memory_operand): Ditto.
2888 (indirect_operand): Ditto.
2889 (ordered_comparison_operator): Ditto.
2890 (comparison_operator): Ditto.
2891 * config/i386/i386-expand.c (ix86_expand_sse_cmp):
2892 Change the type of indirect predicate function to bool.
2893 * config/rs6000/rs6000.c (easy_vector_constant):
2894 Change the type to bool.
2895 * config/mips/mips-protos.h (m16_based_address_p):
2896 Change the type of operand 3 to bool.
2898 2021-07-01 Richard Biener <rguenther@suse.de>
2900 PR tree-optimization/101280
2901 PR tree-optimization/101173
2902 * gimple-loop-interchange.cc
2903 (tree_loop_interchange::valid_data_dependences): Revert
2904 previous change and instead correctly handle DDR_REVERSED_P
2907 2021-07-01 Richard Biener <rguenther@suse.de>
2909 PR tree-optimization/101278
2910 * tree-ssa-dse.c (dse_classify_store): First check for
2911 uses, then ignore stmt for chaining purposes.
2913 2021-07-01 Richard Biener <rguenther@suse.de>
2915 PR tree-optimization/100778
2916 * tree-vect-slp.c (vect_schedule_slp_node): Do not place trapping
2917 vectorized ops ahead of their scalar BB.
2919 2021-07-01 Uroš Bizjak <ubizjak@gmail.com>
2922 * config/i386/i386.md (*nabs<dwi>2_doubleword):
2923 New insn_and_split pattern.
2924 (*nabs<dwi>2_1): Ditto.
2925 * config/i386/i386-features.c
2926 (general_scalar_chain::compute_convert_gain):
2927 Handle (NEG (ABS (...))) RTX. Rewrite src code
2928 scanner as switch statement.
2929 (general_scalar_chain::convert_insn):
2930 Handle (NEG (ABS (...))) RTX.
2931 (general_scalar_to_vector_candidate_p):
2932 Detect (NEG (ABS (...))) RTX. Reorder case statements
2933 for (AND (NOT (...) ...)) fallthrough.
2935 2021-07-01 Richard Biener <rguenther@suse.de>
2937 PR tree-optimization/101178
2938 * tree-vect-slp.c (slpg_vertex::materialize): Remove.
2939 (slpg::perm_in): Add.
2940 (slpg::get_perm_in): Remove.
2941 (slpg::get_perm_materialized): Add.
2942 (vect_optimize_slp): Handle VEC_PERM nodes more optimally
2943 during permute propagation and materialization.
2945 2021-07-01 Jakub Jelinek <jakub@redhat.com>
2948 * dwarf2out.c (loc_list_from_tree_1): Handle COMPOUND_LITERAL_EXPR.
2950 2021-07-01 Jakub Jelinek <jakub@redhat.com>
2953 * omp-low.c (lower_rec_input_clauses): Rename is_fp_and_or to
2954 is_truth_op, set it for TRUTH_*IF_EXPR regardless of new_var's type,
2955 use boolean_type_node instead of integer_type_node as NE_EXPR type.
2956 (lower_reduction_clauses): Likewise.
2958 2021-06-30 Hafiz Abid Qadeer <abidh@codesourcery.com>
2960 * config/gcn/gcn.c: Include dwarf2.h.
2961 (gcn_addr_space_debug): New function.
2962 (TARGET_ADDR_SPACE_DEBUG): New hook.
2964 2021-06-30 Hafiz Abid Qadeer <abidh@codesourcery.com>
2966 * common/config/gcn/gcn-common.c
2967 (gcn_option_optimization_table): Change OPT_fomit_frame_pointer to -O3.
2968 * config/gcn/gcn.c (gcn_expand_prologue): Prefer the frame pointer
2970 (gcn_expand_prologue): Prefer the frame pointer when emitting CFI.
2971 (gcn_frame_pointer_rqd): New function.
2972 (TARGET_FRAME_POINTER_REQUIRED): New hook.
2974 2021-06-30 Hafiz Abid Qadeer <abidh@codesourcery.com>
2976 * config/gcn/gcn.c (move_callee_saved_registers): Emit CFI notes for
2977 prologue register saves.
2978 (gcn_debug_unwind_info): Use UI_DWARF2.
2979 (gcn_dwarf_register_number): Map DWARF_LINK_REGISTER to DWARF PC.
2980 (gcn_dwarf_register_span): DWARF_LINK_REGISTER doesn't span.
2981 * config/gcn/gcn.h: (DWARF_FRAME_RETURN_COLUMN): New define.
2982 (DWARF_LINK_REGISTER): New define.
2983 (FIRST_PSEUDO_REGISTER): Increment.
2984 (FIXED_REGISTERS): Add entry for DWARF_LINK_REGISTER.
2985 (CALL_USED_REGISTERS): Likewise.
2986 (REGISTER_NAMES): Likewise.
2988 2021-06-30 Richard Biener <rguenther@suse.de>
2990 PR tree-optimization/101267
2991 * tree-vect-stmts.c (vect_check_scalar_mask): Adjust
2992 API and use SLP compatible interface of vect_is_simple_use.
2993 Reject not vectorized SLP defs for callers that do not support
2995 (vect_check_store_rhs): Handle masked stores and pass down
2996 the appropriate operator index.
2997 (vectorizable_call): Adjust.
2998 (vectorizable_store): Likewise.
2999 (vectorizable_load): Likewise. Handle SLP pecularity of
3001 (vect_is_simple_use): Remove special-casing of masked stores.
3003 2021-06-30 Tobias Burnus <tobias@codesourcery.com>
3005 * common.opt (foffload): Remove help as Driver only.
3006 * gcc.c (display_help): Add -foffload.
3008 2021-06-30 Tobias Burnus <tobias@codesourcery.com>
3010 * gcc.c (close_at_file, execute): Replace alloca by XALLOCAVEC.
3011 (check_offload_target_name): Fix splitting OFFLOAD_TARGETS into
3012 a candidate list; better inform no offload target is configured
3013 and fix hint extraction when passed target is not '\0' at [len].
3014 * common.opt (foffload): Add tailing '.'.
3015 (foffload-options): Likewise; fix flag name in the help string.
3017 2021-06-30 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
3020 * config/arm/arm_neon.h: Move vabs intrinsics before vcage_f32.
3021 (vcage_f32): Gate comparison on __FAST_MATH__.
3022 (vcageq_f32): Likewise.
3023 (vcale_f32): Likewise.
3024 (vcaleq_f32): Likewise.
3025 (vcagt_f32): Likewise.
3026 (vcagtq_f32): Likewise.
3027 (vcalt_f32): Likewise.
3028 (vcaltq_f32): Likewise.
3029 (vcage_f16): Likewise.
3030 (vcageq_f16): Likewise.
3031 (vcale_f16): Likewise.
3032 (vcaleq_f16): Likewise.
3033 (vcagt_f16): Likewise.
3034 (vcagtq_f16): Likewise.
3035 (vcalt_f16): Likewise.
3036 (vcaltq_f16): Likewise.
3038 2021-06-30 Richard Biener <rguenther@suse.de>
3040 PR tree-optimization/101264
3041 * tree-vect-slp.c (vect_optimize_slp): Propagate the
3042 computed perm_in to all "any" permute successors
3043 we cannot de-duplicate immediately.
3045 2021-06-30 liuhongt <hongtao.liu@intel.com>
3048 * config/i386/sse.md
3049 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>):
3051 (avx512f_sfixupimm<mode><maskz_scalar_name><round_saeonly_name>):
3053 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>"): Refined.
3054 * config/i386/subst.md (maskz_scalar): New define_subst.
3055 (maskz_scalar_name): New subst_attr.
3056 (maskz_scalar_op5): Ditto.
3057 (round_saeonly_maskz_scalar_op5): Ditto.
3058 (round_saeonly_maskz_scalar_operand5): Ditto.
3060 2021-06-30 David Edelsohn <dje.gcc@gmail.com>
3062 * config/rs6000/rs6000.c (rs6000_xcoff_section_type_flags):
3063 Increase code CSECT alignment to at least 32 bytes.
3064 * config/rs6000/xcoff.h (TEXT_SECTION_ASM_OP): Add 32 byte
3065 alignment designation.
3067 2021-06-29 Sergei Trofimovich <siarheit@google.com>
3069 * doc/generic.texi: Fix s/net yet/not yet/ typo.
3071 2021-06-29 Andrew MacLeod <amacleod@redhat.com>
3073 PR tree-optimization/101254
3074 * range-op.cc (operator_minus::op1_op2_relation_effect): Check for
3075 wrapping/non-wrapping when setting the result range.
3077 2021-06-29 Andrew MacLeod <amacleod@redhat.com>
3079 * value-query.cc (gimple_range_global): Allow phis.
3081 2021-06-29 Andrew MacLeod <amacleod@redhat.com>
3083 * vr-values.c (vr_values::vrp_stmt_computes_nonzero): Use stmt.
3084 (simplify_using_ranges::op_with_boolean_value_range_p): Add a
3085 statement for location context.
3086 (check_for_binary_op_overflow): Ditto.
3087 (simplify_using_ranges::get_vr_for_comparison): Ditto.
3088 (simplify_using_ranges::compare_name_with_value): Ditto.
3089 (simplify_using_ranges::compare_names): Ditto.
3090 (vrp_evaluate_conditional_warnv_with_ops_using_ranges): Ditto.
3091 (simplify_using_ranges::simplify_truth_ops_using_ranges): Ditto.
3092 (simplify_using_ranges::simplify_min_or_max_using_ranges): Ditto.
3093 (simplify_using_ranges::simplify_internal_call_using_ranges): Ditto.
3094 (simplify_using_ranges::two_valued_val_range_p): Ditto.
3095 (simplify_using_ranges::simplify): Ditto.
3096 * vr-values.h: Adjust prototypes.
3098 2021-06-29 Uroš Bizjak <ubizjak@gmail.com>
3101 * config/i386/mmx.md (vec_addsubv2sf3): New insn pattern.
3103 2021-06-29 Julian Brown <julian@codesourcery.com>
3105 * config/gcn/gcn.c (gcn_init_libfuncs): New function.
3106 (TARGET_INIT_LIBFUNCS): Define target hook using above function.
3107 * config/gcn/gcn.h (UNITS_PER_WORD): Define to 8 for IN_LIBGCC2, 4
3109 (LIBGCC2_UNITS_PER_WORD, BITS_PER_WORD): Remove definitions.
3110 (MAX_FIXED_MODE_SIZE): Change to 128.
3112 2021-06-29 Julian Brown <julian@codesourcery.com>
3114 * config/gcn/gcn.md (UNSPEC_FLBIT_INT): New unspec constant.
3115 (s_mnemonic): Add clrsb.
3116 (gcn_flbit<mode>_int): Add insn pattern for SImode/DImode.
3117 (clrsb<mode>2): Add expander for SImode/DImode.
3119 2021-06-29 Julian Brown <julian@codesourcery.com>
3121 * config/gcn/gcn.md (<su>mulsidi3, <su>mulsidi3_reg, <su>mulsidi3_imm,
3122 muldi3): Add patterns.
3124 2021-06-29 Julian Brown <julian@codesourcery.com>
3126 * config/gcn/gcn.md (<su>mulsi3_highpart): Change to expander.
3127 (<su>mulsi3_highpart_reg, <su>mulsi3_highpart_imm): New patterns.
3129 2021-06-29 Julian Brown <julian@codesourcery.com>
3131 * config/gcn/gcn.md (mulsi3): Make s_mulk_i32 variant clobber SCC.
3133 2021-06-29 Joseph Myers <joseph@codesourcery.com>
3135 * btfout.c, ctfout.c: Include "memmodel.h".
3137 2021-06-29 Tobias Burnus <tobias@codesourcery.com>
3139 * gcc.c (check_offload_target_name): Cast len argument to
3140 %q.*s to 'int'; avoid -Wstringop-truncation warning.
3142 2021-06-29 Richard Biener <rguenther@suse.de>
3144 * tree-vect-slp.c (vect_optimize_slp): Forward propagate
3145 to "any" permute nodes and relax "any" permute proapgation
3146 during iterative backward propagation.
3148 2021-06-29 Tobias Burnus <tobias@codesourcery.com>
3151 * common.opt (-foffload=): Update description.
3152 (-foffload-options=): New.
3153 * doc/invoke.texi (C Language Options): Document
3154 -foffload and -foffload-options.
3155 * gcc.c (check_offload_target_name): New, split off from
3156 handle_foffload_option.
3157 (check_foffload_target_names): New.
3158 (handle_foffload_option): Handle -foffload=default.
3159 (driver_handle_option): Update for -foffload-options.
3160 * lto-opts.c (lto_write_options): Use -foffload-options
3161 instead of -foffload.
3162 * lto-wrapper.c (merge_and_complain, append_offload_options):
3164 * opts.c (common_handle_option): Likewise.
3166 2021-06-29 Tobias Burnus <tobias@codesourcery.com>
3168 * doc/invoke.texi (C Language Options): Sort options
3169 alphabetically in optlist and also the description itself.
3170 Remove leftover -fallow-single-precision from and add missing
3171 -fgnu-tm to the optlist.
3173 2021-06-29 Richard Biener <rguenther@suse.de>
3175 * tree-vect-slp.c (slpg_vertex::visited): Remove.
3176 (vect_slp_perms_eq): Handle -1 permutes.
3177 (vect_optimize_slp): Rewrite permute propagation.
3179 2021-06-29 Jakub Jelinek <jakub@redhat.com>
3182 * match.pd ((intptr_t)x eq/ne CST to x eq/ne (typeof x) CST): Don't
3183 perform the optimization in GENERIC when sanitizing and x has a
3186 2021-06-29 Richard Biener <rguenther@suse.de>
3188 PR tree-optimization/101242
3189 * tree-vect-slp.c (vect_slp_build_vertices): Force-add
3190 PHIs with not represented initial values as leafs.
3192 2021-06-29 Jan-Benedict Glaw <jbglaw@getslash.de>
3194 * config/pdp11/pdp11.h (ASM_OUTPUT_SKIP): Fix signedness warning.
3195 * config/pdp11/pdp11.c (pdp11_asm_print_operand_punct_valid_p): Remove
3197 (pdp11_initial_elimination_offset) Remove unused variable.
3198 (pdp11_cmp_length) Ditto.
3199 (pdp11_insn_cost): Ditto, and fix signedness warning.
3201 2021-06-29 David Edelsohn <dje.gcc@gmail.com>
3203 * btfout.c: Include tm_p.h.
3206 2021-06-28 Indu Bhagat <indu.bhagat@oracle.com>
3208 * config/bpf/bpf.c (bpf_expand_prologue): Do not mark insns as
3210 (bpf_expand_epilogue): Likewise.
3211 * config/bpf/bpf.h (DWARF2_FRAME_INFO): Define to 0.
3212 Do not define DBX_DEBUGGING_INFO.
3214 2021-06-28 Indu Bhagat <indu.bhagat@oracle.com>
3216 * doc/invoke.texi: Document the CTF and BTF debug info options.
3218 2021-06-28 Indu Bhagat <indu.bhagat@oracle.com>
3219 David Faust <david.faust@oracle.com>
3220 Jose E. Marchesi <jose.marchesi@oracle.com>
3221 Weimin Pan <weimin.pan@oracle.com>
3223 * Makefile.in: Add ctfc.*, ctfout.c and btfout.c files to
3224 GTFILES. Add new object files.
3225 * common.opt: Add CTF and BTF debug info options.
3226 * btfout.c: New file.
3229 * ctfout.c: Likewise.
3230 * dwarf2ctf.c: Likewise.
3231 * dwarf2ctf.h: Likewise.
3232 * dwarf2cfi.c (dwarf2out_do_frame): Acknowledge CTF_DEBUG and
3234 * dwarf2out.c (dwarf2out_source_line): Likewise.
3235 (dwarf2out_finish): Skip emitting DWARF if CTF or BTF are to
3237 (debug_format_do_cu): New function.
3238 (dwarf2out_early_finish): Traverse DIEs and emit CTF/BTF for
3240 Include dwarf2ctf.c.
3241 * final.c (dwarf2_debug_info_emitted_p): Acknowledge DWARF-based debug
3243 * flag-types.h (enum debug_info_type): Add CTF_DEBUG and BTF_DEBUG.
3244 (CTF_DEBUG): New bitmask.
3245 (BTF_DEBUG): Likewise.
3246 (enum ctf_debug_info_levels): New enum.
3247 * gengtype.c (open_base_files): Handle ctfc.h.
3248 (main): Handle uint32_t type.
3249 * flags.h (btf_debuginfo_p): New definition.
3250 (dwarf_based_debuginfo_p): Likewise.
3251 * opts.c (debug_type_names): Add entries for CTF and BTF.
3252 (btf_debuginfo_p): New function.
3253 (dwarf_based_debuginfo_p): Likewise.
3254 (common_handle_option): Handle -gctfN and -gbtf options.
3255 (set_debug_level): Set CTF_DEBUG, BTF_DEBUG whenever appropriate.
3256 * toplev.c (process_options): Inform the user and ignore -gctfLEVEL if
3259 2021-06-28 Jose E. Marchesi <jose.marchesi@oracle.com>
3261 * dwarf2out.c (AT_class): Function is no longer static.
3263 (AT_unsigned): Likewise.
3266 (get_AT_string): Likewise.
3267 (get_AT_flag): Likewise.
3268 (get_AT_unsigned): Likewise.
3269 (get_AT_ref): Likewise.
3270 (new_die_raw): Likewise.
3271 (lookup_decl_die): Likewise.
3272 (base_type_die): Likewise.
3273 (add_name_attribute): Likewise.
3274 (add_AT_int): Likewise.
3275 (add_AT_unsigned): Likewise.
3276 (add_AT_loc): Likewise.
3277 (dw_get_die_tag): New function.
3278 (dw_get_die_child): Likewise.
3279 (dw_get_die_sib): Likewise.
3280 (struct dwarf_file_data): Move from here to dwarf2out.h
3281 (struct dw_attr_struct): Likewise.
3282 * dwarf2out.h: Analogous changes.
3284 2021-06-28 Martin Jambor <mjambor@suse.cz>
3287 * ipa-param-manipulation.h (class ipa_param_body_adjustments): New
3288 members m_dead_stmts and m_dead_ssas.
3289 * ipa-param-manipulation.c
3290 (ipa_param_body_adjustments::mark_dead_statements): New function.
3291 (ipa_param_body_adjustments::common_initialization): Call it on
3292 all removed but not split parameters.
3293 (ipa_param_body_adjustments::ipa_param_body_adjustments): Initialize
3295 (ipa_param_body_adjustments::modify_call_stmt): Remove arguments that
3297 * tree-inline.c (remap_gimple_stmt): Do not copy dead statements, reset
3298 dead debug statements.
3299 (copy_phis_for_bb): Do not copy dead PHI nodes.
3301 2021-06-28 Martin Jambor <mjambor@suse.cz>
3304 * symtab-clones.h (clone_info): Removed member param_adjustments.
3305 * ipa-param-manipulation.h: Adjust initial comment to reflect how we
3306 deal with pass-through splits now.
3307 (ipa_param_performed_split): Removed.
3308 (ipa_param_adjustments::modify_call): Adjusted parameters.
3309 (class ipa_param_body_adjustments): Adjusted parameters of
3310 register_replacement, modify_gimple_stmt and modify_call_stmt.
3311 (ipa_verify_edge_has_no_modifications): Declare.
3312 (ipa_edge_modifications_finalize): Declare.
3313 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Remove
3314 performed_splits processing, pas only edge to padjs->modify_call,
3315 check that call arguments were not modified if they should not have
3317 * cgraphclones.c (cgraph_node::create_clone): Do not copy performed
3319 * ipa-param-manipulation.c (struct pass_through_split_map): New type.
3320 (ipa_edge_modification_info): Likewise.
3321 (ipa_edge_modification_sum): Likewise.
3322 (ipa_edge_modifications): New edge summary.
3323 (ipa_verify_edge_has_no_modifications): New function.
3324 (transitive_split_p): Removed.
3325 (transitive_split_map): Likewise.
3326 (init_transitive_splits): Likewise.
3327 (ipa_param_adjustments::modify_call): Adjusted to use the new edge
3328 summary instead of performed_splits.
3329 (ipa_param_body_adjustments::register_replacement): Drop dummy
3330 parameter, set base_index of the created ipa_param_body_replacement.
3331 (phi_arg_will_live_p): New function.
3332 (ipa_param_body_adjustments::common_initialization): Do not create
3333 IPA_SRA dummy decls.
3334 (simple_tree_swap_info): Removed.
3335 (remap_split_decl_to_dummy): Likewise.
3336 (record_argument_state_1): New function.
3337 (record_argument_state): Likewise.
3338 (ipa_param_body_adjustments::modify_call_stmt): New parameter
3339 orig_stmt. Do not work with dummy decls, save necessary info about
3340 changes to ipa_edge_modifications.
3341 (ipa_param_body_adjustments::modify_gimple_stmt): New parameter
3342 orig_stmt, pass it to modify_call_stmt.
3343 (ipa_param_body_adjustments::modify_cfun_body): Adjust call to
3345 (ipa_edge_modifications_finalize): New function.
3346 * tree-inline.c (remap_gimple_stmt): Pass original statement to
3348 (copy_phis_for_bb): Do not copy dead PHI nodes.
3349 (expand_call_inline): Do not remap performed_splits.
3350 (update_clone_info): Likewise.
3351 * toplev.c: Include ipa-param-manipulation.h.
3352 (toplev::finalize): Call ipa_edge_modifications_finalize.
3354 2021-06-28 Andrew Pinski <apinski@marvell.com>
3356 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Duplicate range
3357 info if we're the only things setting the target PHI.
3358 (value_replacement): Don't duplicate range here.
3359 (minmax_replacement): Likewise.
3361 2021-06-28 Richard Biener <rguenther@suse.de>
3363 PR tree-optimization/101229
3364 * gimple-walk.c (gimple_walk_op): Handle PHIs.
3366 2021-06-28 Martin Liska <mliska@suse.cz>
3368 * config/v850/v850.c (construct_dispose_instruction): Allocate
3370 (construct_prepare_instruction): Likewise.
3372 2021-06-28 Martin Liska <mliska@suse.cz>
3374 * config/v850/v850.c (v850_option_override): Build default
3376 (v850_can_inline_p): New. Allow MASK_PROLOG_FUNCTION to be
3377 ignored for inlining.
3378 (TARGET_CAN_INLINE_P): New.
3380 2021-06-28 Richard Biener <rguenther@suse.de>
3382 PR tree-optimization/101207
3383 * tree-vect-slp.c (vect_optimize_slp): Do BB reduction
3384 permute eliding for load permutations properly.
3386 2021-06-28 Richard Biener <rguenther@suse.de>
3388 PR tree-optimization/101173
3389 * gimple-loop-interchange.cc
3390 (tree_loop_interchange::valid_data_dependences): Disallow outer
3391 loop dependence distance of zero.
3393 2021-06-28 liuhongt <hongtao.liu@intel.com>
3396 * config/i386/sse.md (*avx_cmp<mode>3_lt): New
3397 define_insn_and_split.
3398 (*avx_cmp<mode>3_ltint): Ditto.
3399 (*avx2_pcmp<mode>3_3): Ditto.
3400 (*avx2_pcmp<mode>3_4): Ditto.
3401 (*avx2_pcmp<mode>3_5): Ditto.
3403 2021-06-28 liuhongt <hongtao.liu@intel.com>
3405 * config/i386/i386-builtin.def (IX86_BUILTIN_BLENDVPD256,
3406 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_PBLENDVB256,
3407 IX86_BUILTIN_BLENDVPD, IX86_BUILTIN_BLENDVPS,
3408 IX86_BUILTIN_PBLENDVB128): Replace icode with
3410 * config/i386/i386.c (ix86_gimple_fold_builtin): Fold blendv
3412 * config/i386/sse.md (*<sse4_1_avx2>_pblendvb_lt_subreg_not):
3413 New pre_reload splitter.
3415 2021-06-27 Andrew Pinski <apinski@marvell.com>
3417 PR middle-end/101230
3418 * fold-const.c (fold_ternary_loc): Check
3419 the return value of invert_tree_comparison.
3421 2021-06-27 David Edelsohn <dje.gcc@gmail.com>
3423 * config.gcc: Add SPDX License Identifier.
3424 (powerpc-ibm-aix789): Default to aix73.h.
3425 (powerpc-ibm-aix7.2.*.*): New stanza.
3426 * config/rs6000/aix72.h: Add SPDX License Identifier.
3427 * config/rs6000/aix73.h: New file.
3429 2021-06-26 Jason Merrill <jason@redhat.com>
3431 * except.c: #include "dwarf2.h" instead of "dwarf2out.h".
3433 2021-06-26 Andrew Pinski <apinski@marvell.com>
3435 * genmatch.c (lower_cond): Copy for_subst_vec
3436 for the simplify also.
3437 (lower): Swap the order for lower_for and lower_cond.
3439 2021-06-26 Andrew Pinski <apinski@marvell.com>
3441 * tree-ssa-phiopt.c (match_simplify_replacement): Reset
3442 flow senatitive info on the moved ssa set.
3444 2021-06-26 Andrew Pinski <apinski@marvell.com>
3446 * fold-const.c (fold_cond_expr_with_comparison):
3447 Exand arg0 into comp_code, arg00, and arg01.
3448 (fold_ternary_loc): Use invert_tree_comparison
3449 instead of fold_invert_truthvalue for the case
3450 where we have A CMP B ? C : A.
3452 2021-06-25 Martin Sebor <msebor@redhat.com>
3454 PR middle-end/101216
3455 * calls.c (maybe_warn_rdwr_sizes): Use the no_warning constant.
3457 2021-06-25 Jeff Law <jeffreyalaw@gmail.com>
3459 * config/h8300/h8300.c (select_cc_mode): Handle ASHIFTRT and LSHIFTRT.
3461 2021-06-25 Richard Biener <rguenther@suse.de>
3463 PR tree-optimization/101202
3464 * tree-vect-slp.c (vect_optimize_slp): Explicitely handle
3467 2021-06-25 Richard Biener <rguenther@suse.de>
3469 * tree-vect-slp-patterns.c (addsub_pattern::build): Copy
3470 STMT_VINFO_REDUC_DEF from the original representative.
3472 2021-06-25 Martin Sebor <msebor@redhat.com>
3474 * builtins.c (warn_string_no_nul): Replace uses of TREE_NO_WARNING,
3475 gimple_no_warning_p and gimple_set_no_warning with
3476 warning_suppressed_p, and suppress_warning.
3478 (maybe_warn_for_bound): Same.
3479 (warn_for_access): Same.
3480 (check_access): Same.
3481 (expand_builtin_strncmp): Same.
3482 (fold_builtin_varargs): Same.
3483 * calls.c (maybe_warn_nonstring_arg): Same.
3484 (maybe_warn_rdwr_sizes): Same.
3485 * cfgexpand.c (expand_call_stmt): Same.
3486 * cgraphunit.c (check_global_declaration): Same.
3487 * fold-const.c (fold_undefer_overflow_warnings): Same.
3488 (fold_truth_not_expr): Same.
3489 (fold_unary_loc): Same.
3490 (fold_checksum_tree): Same.
3491 * gimple-array-bounds.cc (array_bounds_checker::check_array_ref): Same.
3492 (array_bounds_checker::check_mem_ref): Same.
3493 (array_bounds_checker::check_addr_expr): Same.
3494 (array_bounds_checker::check_array_bounds): Same.
3495 * gimple-expr.c (copy_var_decl): Same.
3496 * gimple-fold.c (gimple_fold_builtin_strcpy): Same.
3497 (gimple_fold_builtin_strncat): Same.
3498 (gimple_fold_builtin_stxcpy_chk): Same.
3499 (gimple_fold_builtin_stpcpy): Same.
3500 (gimple_fold_builtin_sprintf): Same.
3501 (fold_stmt_1): Same.
3502 * gimple-ssa-isolate-paths.c (diag_returned_locals): Same.
3503 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
3504 * gimple-ssa-sprintf.c (handle_printf_call): Same.
3505 * gimple-ssa-store-merging.c (imm_store_chain_info::output_merged_store): Same.
3506 * gimple-ssa-warn-restrict.c (maybe_diag_overlap): Same.
3507 * gimple-ssa-warn-restrict.h: Adjust declarations.
3508 (maybe_diag_access_bounds): Replace uses of TREE_NO_WARNING,
3509 gimple_no_warning_p and gimple_set_no_warning with
3510 warning_suppressed_p, and suppress_warning.
3512 (check_bounds_or_overlap): Same.
3513 * gimple.c (gimple_build_call_from_tree): Same.
3514 * gimplify.c (gimplify_return_expr): Same.
3515 (gimplify_cond_expr): Same.
3516 (gimplify_modify_expr_complex_part): Same.
3517 (gimplify_modify_expr): Same.
3518 (gimple_push_cleanup): Same.
3519 (gimplify_expr): Same.
3520 * omp-expand.c (expand_omp_for_generic): Same.
3521 (expand_omp_taskloop_for_outer): Same.
3522 * omp-low.c (lower_rec_input_clauses): Same.
3523 (lower_lastprivate_clauses): Same.
3524 (lower_send_clauses): Same.
3525 (lower_omp_target): Same.
3526 * tree-cfg.c (pass_warn_function_return::execute): Same.
3527 * tree-complex.c (create_one_component_var): Same.
3528 * tree-inline.c (remap_gimple_op_r): Same.
3529 (copy_tree_body_r): Same.
3530 (declare_return_variable): Same.
3531 (expand_call_inline): Same.
3532 * tree-nested.c (lookup_field_for_decl): Same.
3533 * tree-sra.c (create_access_replacement): Same.
3534 (generate_subtree_copies): Same.
3535 * tree-ssa-ccp.c (pass_post_ipa_warn::execute): Same.
3536 * tree-ssa-forwprop.c (combine_cond_expr_cond): Same.
3537 * tree-ssa-loop-ch.c (ch_base::copy_headers): Same.
3538 * tree-ssa-loop-im.c (execute_sm): Same.
3539 * tree-ssa-phiopt.c (cond_store_replacement): Same.
3540 * tree-ssa-strlen.c (maybe_warn_overflow): Same.
3541 (handle_builtin_strcpy): Same.
3542 (maybe_diag_stxncpy_trunc): Same.
3543 (handle_builtin_stxncpy_strncat): Same.
3544 (handle_builtin_strcat): Same.
3545 * tree-ssa-uninit.c (get_no_uninit_warning): Same.
3546 (set_no_uninit_warning): Same.
3547 (uninit_undefined_value_p): Same.
3548 (warn_uninit): Same.
3549 (maybe_warn_operand): Same.
3550 * tree-vrp.c (compare_values_warnv): Same.
3551 * vr-values.c (vr_values::extract_range_for_var_from_comparison_expr): Same.
3552 (test_for_singularity): Same.
3553 * gimple.h (warning_suppressed_p): New function.
3554 (suppress_warning): Same.
3555 (copy_no_warning): Same.
3556 (gimple_set_block): Call gimple_set_location.
3557 (gimple_set_location): Call copy_warning.
3559 2021-06-25 Martin Sebor <msebor@redhat.com>
3561 * tree.h (warning_suppressed_at, copy_warning,
3562 warning_suppressed_p, suppress_warning): New functions.
3564 2021-06-25 Martin Sebor <msebor@redhat.com>
3566 * Makefile.in (OBJS-libcommon): Add diagnostic-spec.o.
3567 * gengtype.c (open_base_files): Add diagnostic-spec.h.
3568 * diagnostic-spec.c: New file.
3569 * diagnostic-spec.h: New file.
3570 * tree.h (no_warning, all_warnings, suppress_warning_at): New
3572 * warning-control.cc: New file.
3574 2021-06-25 liuhongt <hongtao.liu@intel.com>
3577 * config/i386/i386.c (x86_order_regs_for_local_alloc):
3580 2021-06-24 Andrew MacLeod <amacleod@redhat.com>
3582 PR tree-optimization/101189
3583 * gimple-range-fold.cc (fold_using_range::range_of_range_op): Pass
3584 LHS range of condition to postfold routine.
3585 (fold_using_range::postfold_gcond_edges): Only process the TRUE or
3586 FALSE edge if the LHS range supports it being taken.
3587 * gimple-range-fold.h (postfold_gcond_edges): Add range parameter.
3589 2021-06-24 Andrew MacLeod <amacleod@redhat.com>
3591 * value-relation.cc (equiv_oracle::dump): Do not dump NULL blocks.
3592 (relation_oracle::find_relation_block): Check correct bitmap.
3593 (relation_oracle::dump): Do not dump NULL blocks.
3595 2021-06-24 Andrew MacLeod <amacleod@redhat.com>
3597 * gimple-range-cache.cc (ranger_cache::propagate_cache): Call
3598 range_on_edge instead of manually calculating.
3600 2021-06-24 Andrew MacLeod <amacleod@redhat.com>
3602 * range-op.cc: Fix comment.
3604 2021-06-24 Uroš Bizjak <ubizjak@gmail.com>
3607 * config/i386/i386-expand.c (ix86_expand_sse_unpack):
3608 Handle V8QI and V4HI modes.
3609 * config/i386/mmx.md (sse4_1_<any_extend:code>v4qiv4hi2):
3611 (sse4_1_<any_extend:code>v4qiv4hi2): Ditto.
3612 (mmxpackmode): New mode attribute.
3613 (vec_pack_trunc_<mmxpackmode:mode>): New expander.
3614 (mmxunpackmode): New mode attribute.
3615 (vec_unpacks_lo_<mmxunpackmode:mode>): New expander.
3616 (vec_unpacks_hi_<mmxunpackmode:mode>): Ditto.
3617 (vec_unpacku_lo_<mmxunpackmode:mode>): Ditto.
3618 (vec_unpacku_hi_<mmxunpackmode:mode>): Ditto.
3619 * config/i386/i386.md (extsuffix): Move from ...
3620 * config/i386/sse.md: ... here.
3622 2021-06-24 Eric Botcazou <ebotcazou@adacore.com>
3624 * dwarf2out.c (dwarf2out_assembly_start): Emit .file 0 marker here..
3625 (dwarf2out_finish): ...instead of here.
3627 2021-06-24 Eric Botcazou <ebotcazou@adacore.com>
3629 * configure.ac (--gdwarf-5 option): Use objdump instead of readelf.
3630 (working --gdwarf-4/--gdwarf-5 for all sources): Likewise.
3631 (--gdwarf-4 not refusing generated .debug_line): Adjust for Windows.
3632 * configure: Regenerate.
3634 2021-06-24 Richard Biener <rguenther@suse.de>
3636 * config/i386/sse.md (vec_addsubv4df3, vec_addsubv2df3,
3637 vec_addsubv8sf3, vec_addsubv4sf3): Merge into ...
3638 (vec_addsub<mode>3): ... using a new addsub_cst mode attribute.
3640 2021-06-24 Richard Biener <rguenther@suse.de>
3642 * config/i386/sse.md (avx_addsubv4df3): Rename to
3644 (avx_addsubv8sf3): Rename to vec_addsubv8sf3.
3645 (sse3_addsubv2df3): Rename to vec_addsubv2df3.
3646 (sse3_addsubv4sf3): Rename to vec_addsubv4sf3.
3647 * config/i386/i386-builtin.def: Adjust.
3648 * internal-fn.def (VEC_ADDSUB): New internal optab fn.
3649 * optabs.def (vec_addsub_optab): New optab.
3650 * tree-vect-slp-patterns.c (class addsub_pattern): New.
3651 (slp_patterns): Add addsub_pattern.
3652 * tree-vect-slp.c (vect_optimize_slp): Disable propagation
3653 across CFN_VEC_ADDSUB.
3654 * tree-vectorizer.h (vect_pattern::vect_pattern): Make
3656 * doc/md.texi (vec_addsub<mode>3): Document.
3658 2021-06-24 Jakub Jelinek <jakub@redhat.com>
3660 PR middle-end/101170
3661 * df-scan.c (df_ref_record): For paradoxical big-endian SUBREGs
3662 where regno + subreg_regno_offset wraps around use 0 as starting
3665 2021-06-24 Jakub Jelinek <jakub@redhat.com>
3667 PR middle-end/101172
3668 * stor-layout.c (finish_bitfield_representative): If nextf has
3669 error_mark_node type, set repr type to error_mark_node too.
3671 2021-06-24 Ilya Leoshkevich <iii@linux.ibm.com>
3673 * config/s390/s390.c (s390_function_profiler): Ignore labelno
3675 * config/s390/s390.h (NO_PROFILE_COUNTERS): Define.
3677 2021-06-24 Richard Biener <rguenther@suse.de>
3679 * tree-vect-slp.c (vect_optimize_slp): Do not propagate
3680 across operations that have different semantics on different
3683 2021-06-24 Jakub Jelinek <jakub@redhat.com>
3685 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): Document meaning for OpenMP.
3686 * gimplify.c (gimplify_scan_omp_clauses): For OpenMP map clauses
3687 with OMP_CLAUSE_MAP_IN_REDUCTION flag partially defer gimplification
3688 of non-decl OMP_CLAUSE_DECL. For OMP_CLAUSE_IN_REDUCTION on
3689 OMP_TARGET user outer_ctx instead of ctx for placeholders and
3690 initializer/combiner gimplification.
3691 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE_MAP_IN_REDUCTION
3692 on target constructs.
3693 (lower_rec_input_clauses): Likewise.
3694 (lower_omp_target): Likewise.
3695 * omp-expand.c (expand_omp_target): Temporarily ignore nowait clause
3696 on target if in_reduction is present.
3698 2021-06-24 Kewen Lin <linkw@linux.ibm.com>
3700 * tree-predcom.c (class pcom_worker): New class.
3701 (release_chain): Renamed to...
3702 (pcom_worker::release_chain): ...this.
3703 (release_chains): Renamed to...
3704 (pcom_worker::release_chains): ...this.
3705 (aff_combination_dr_offset): Renamed to...
3706 (pcom_worker::aff_combination_dr_offset): ...this.
3707 (determine_offset): Renamed to...
3708 (pcom_worker::determine_offset): ...this.
3709 (class comp_ptrs): New class.
3710 (split_data_refs_to_components): Renamed to...
3711 (pcom_worker::split_data_refs_to_components): ...this,
3712 and update with class comp_ptrs.
3713 (suitable_component_p): Renamed to...
3714 (pcom_worker::suitable_component_p): ...this.
3715 (filter_suitable_components): Renamed to...
3716 (pcom_worker::filter_suitable_components): ...this.
3717 (valid_initializer_p): Renamed to...
3718 (pcom_worker::valid_initializer_p): ...this.
3719 (find_looparound_phi): Renamed to...
3720 (pcom_worker::find_looparound_phi): ...this.
3721 (add_looparound_copies): Renamed to...
3722 (pcom_worker::add_looparound_copies): ...this.
3723 (determine_roots_comp): Renamed to...
3724 (pcom_worker::determine_roots_comp): ...this.
3725 (determine_roots): Renamed to...
3726 (pcom_worker::determine_roots): ...this.
3727 (single_nonlooparound_use): Renamed to...
3728 (pcom_worker::single_nonlooparound_use): ...this.
3729 (remove_stmt): Renamed to...
3730 (pcom_worker::remove_stmt): ...this.
3731 (execute_pred_commoning_chain): Renamed to...
3732 (pcom_worker::execute_pred_commoning_chain): ...this.
3733 (execute_pred_commoning): Renamed to...
3734 (pcom_worker::execute_pred_commoning): ...this.
3735 (struct epcc_data): New member worker.
3736 (execute_pred_commoning_cbck): Call execute_pred_commoning
3737 with pcom_worker pointer.
3738 (find_use_stmt): Renamed to...
3739 (pcom_worker::find_use_stmt): ...this.
3740 (find_associative_operation_root): Renamed to...
3741 (pcom_worker::find_associative_operation_root): ...this.
3742 (find_common_use_stmt): Renamed to...
3743 (pcom_worker::find_common_use_stmt): ...this.
3744 (combinable_refs_p): Renamed to...
3745 (pcom_worker::combinable_refs_p): ...this.
3746 (reassociate_to_the_same_stmt): Renamed to...
3747 (pcom_worker::reassociate_to_the_same_stmt): ...this.
3748 (stmt_combining_refs): Renamed to...
3749 (pcom_worker::stmt_combining_refs): ...this.
3750 (combine_chains): Renamed to...
3751 (pcom_worker::combine_chains): ...this.
3752 (try_combine_chains): Renamed to...
3753 (pcom_worker::try_combine_chains): ...this.
3754 (prepare_initializers_chain): Renamed to...
3755 (pcom_worker::prepare_initializers_chain): ...this.
3756 (prepare_initializers): Renamed to...
3757 (pcom_worker::prepare_initializers): ...this.
3758 (prepare_finalizers_chain): Renamed to...
3759 (pcom_worker::prepare_finalizers_chain): ...this.
3760 (prepare_finalizers): Renamed to...
3761 (pcom_worker::prepare_finalizers): ...this.
3762 (tree_predictive_commoning_loop): Renamed to...
3763 (pcom_worker::tree_predictive_commoning_loop): ...this, adjust
3764 some calls and remove some cleanup code.
3765 (tree_predictive_commoning): Adjusted to use pcom_worker instance.
3766 (static variable looparound_phis): Remove.
3767 (static variable name_expansions): Remove.
3769 2021-06-24 Richard Biener <rguenther@suse.de>
3771 * tree-vect-slp.c (slpg_vertex): New struct.
3772 (vect_slp_build_vertices): Adjust.
3773 (vect_optimize_slp): Likewise. Maintain an outgoing permute
3774 and a materialized one.
3776 2021-06-24 Richard Biener <rguenther@suse.de>
3778 PR tree-optimization/101105
3779 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
3780 Only ignore steps when they are equal or scalar order is preserved.
3782 2021-06-24 liuhongt <hongtao.liu@intel.com>
3785 * config/i386/i386-expand.c (ix86_expand_vec_interleave):
3786 Adjust comments for ix86_expand_vecop_qihi2.
3787 (ix86_expand_vecmul_qihi): Renamed to ..
3788 (ix86_expand_vecop_qihi2): Adjust function prototype to
3789 support shift operation, add static to definition.
3790 (ix86_expand_vec_shift_qihi_constant): Add static to definition.
3791 (ix86_expand_vecop_qihi): Call ix86_expand_vecop_qihi2 and
3792 ix86_expand_vec_shift_qihi_constant.
3793 * config/i386/i386-protos.h (ix86_expand_vecmul_qihi): Deleted.
3794 (ix86_expand_vec_shift_qihi_constant): Deleted.
3795 * config/i386/sse.md (VI12_256_512_AVX512VL): New mode
3797 (mulv8qi3): Call ix86_expand_vecop_qihi directly, add
3798 condition TARGET_64BIT.
3799 (mul<mode>3): Ditto.
3800 (<insn><mode>3): Ditto.
3801 (vlshr<mode>3): Extend to support avx512 vlshr.
3802 (v<insn><mode>3): New expander for
3804 (v<insn>v8qi3): Ditto.
3805 (vashrv8hi3<mask_name>): Renamed to ..
3806 (vashr<mode>3): And extend to support V16QImode for avx512.
3807 (vashrv16qi3): Deleted.
3808 (vashrv2di3<mask_name>): Extend expander to support avx512
3811 2021-06-23 Dimitar Dimitrov <dimitar@dinux.eu>
3813 * doc/lto.texi (Design Overview): Update that slim objects are
3816 2021-06-23 Aaron Sawdey <acsawdey@linux.ibm.com>
3818 * config/rs6000/rs6000-cpus.def: Take OPTION_MASK_PCREL_OPT out
3819 of OTHER_POWER10_MASKS so it will not be enabled by default.
3821 2021-06-23 Richard Biener <rguenther@suse.de>
3822 Martin Jambor <mjambor@suse.cz>
3824 * tree-inline.c (setup_one_parameter): Set TREE_READONLY of the
3825 param replacement unconditionally. Adjust comment.
3827 2021-06-23 Andrew MacLeod <amacleod@redhat.com>
3829 * Makefile.in (OBJS): Add gimple-range-fold.o
3830 * gimple-range-fold.cc: New.
3831 * gimple-range-fold.h: New.
3832 * gimple-range-gori.cc (gimple_range_calc_op1): Move to here.
3833 (gimple_range_calc_op2): Ditto.
3834 * gimple-range-gori.h: Move prototypes to here.
3835 * gimple-range.cc: Adjust include files.
3836 (fur_source:fur_source): Relocate to gimple-range-fold.cc.
3837 (fur_source::get_operand): Ditto.
3838 (fur_source::get_phi_operand): Ditto.
3839 (fur_source::query_relation): Ditto.
3840 (fur_source::register_relation): Ditto.
3841 (class fur_edge): Ditto.
3842 (fur_edge::fur_edge): Ditto.
3843 (fur_edge::get_operand): Ditto.
3844 (fur_edge::get_phi_operand): Ditto.
3845 (fur_stmt::fur_stmt): Ditto.
3846 (fur_stmt::get_operand): Ditto.
3847 (fur_stmt::get_phi_operand): Ditto.
3848 (fur_stmt::query_relation): Ditto.
3849 (class fur_depend): Relocate to gimple-range-fold.h.
3850 (fur_depend::fur_depend): Relocate to gimple-range-fold.cc.
3851 (fur_depend::register_relation): Ditto.
3852 (fur_depend::register_relation): Ditto.
3853 (class fur_list): Ditto.
3854 (fur_list::fur_list): Ditto.
3855 (fur_list::get_operand): Ditto.
3856 (fur_list::get_phi_operand): Ditto.
3857 (fold_range): Ditto.
3858 (adjust_pointer_diff_expr): Ditto.
3859 (gimple_range_adjustment): Ditto.
3860 (gimple_range_base_of_assignment): Ditto.
3861 (gimple_range_operand1): Ditto.
3862 (gimple_range_operand2): Ditto.
3863 (gimple_range_calc_op1): Relocate to gimple-range-gori.cc.
3864 (gimple_range_calc_op2): Ditto.
3865 (fold_using_range::fold_stmt): Relocate to gimple-range-fold.cc.
3866 (fold_using_range::range_of_range_op): Ditto.
3867 (fold_using_range::range_of_address): Ditto.
3868 (fold_using_range::range_of_phi): Ditto.
3869 (fold_using_range::range_of_call): Ditto.
3870 (fold_using_range::range_of_builtin_ubsan_call): Ditto.
3871 (fold_using_range::range_of_builtin_call): Ditto.
3872 (fold_using_range::range_of_cond_expr): Ditto.
3873 (fold_using_range::range_of_ssa_name_with_loop_info): Ditto.
3874 (fold_using_range::relation_fold_and_or): Ditto.
3875 (fold_using_range::postfold_gcond_edges): Ditto.
3876 * gimple-range.h: Add gimple-range-fold.h to include files. Change
3877 GIMPLE_RANGE_STMT_H to GIMPLE_RANGE_H.
3878 (gimple_range_handler): Relocate to gimple-range-fold.h.
3879 (gimple_range_ssa_p): Ditto.
3880 (range_compatible_p): Ditto.
3881 (class fur_source): Ditto.
3882 (class fur_stmt): Ditto.
3883 (class fold_using_range): Ditto.
3884 (gimple_range_calc_op1): Relocate to gimple-range-gori.h
3885 (gimple_range_calc_op2): Ditto.
3887 2021-06-23 Andrew MacLeod <amacleod@redhat.com>
3889 PR tree-optimization/101148
3890 PR tree-optimization/101014
3891 * gimple-range-cache.cc (ranger_cache::ranger_cache): Adjust.
3892 (ranger_cache::~ranger_cache): Adjust.
3893 (ranger_cache::block_range): Check if propagation disallowed.
3894 (ranger_cache::propagate_cache): Disallow propagation if new value
3895 can't be stored properly.
3896 * gimple-range-cache.h (ranger_cache::m_propfail): New member.
3898 2021-06-23 Andrew MacLeod <amacleod@redhat.com>
3900 * gimple-range-cache.cc (class ssa_block_ranges): Adjust prototype.
3901 (sbr_vector::set_bb_range): Return true.
3902 (class sbr_sparse_bitmap): Adjust.
3903 (sbr_sparse_bitmap::set_bb_range): Return value.
3904 (block_range_cache::set_bb_range): Return value.
3905 (ranger_cache::propagate_cache): Use return value to print msg.
3906 * gimple-range-cache.h (class block_range_cache): Adjust.
3908 2021-06-23 Andrew MacLeod <amacleod@redhat.com>
3910 * gimple-range.cc (dump_bb): Use range_on_edge from the cache.
3912 2021-06-23 Jeff Law <jeffreyalaw@gmail.com>
3914 * config/h8300/logical.md (<code><mode>3<ccnz>): Use <cczn>
3915 so this pattern can be used for test/compare removal. Pass
3916 current insn to compute_logical_op_length and output_logical_op.
3917 * config/h8300/h8300.c (compute_logical_op_cc): Remove.
3918 (h8300_and_costs): Add argument to compute_logical_op_length.
3919 (output_logical_op): Add new argument. Use it to determine if the
3920 condition codes are used and adjust the output accordingly.
3921 (compute_logical_op_length): Add new argument and update length
3922 computations when condition codes are used.
3923 * config/h8300/h8300-protos.h (compute_logical_op_length): Update
3925 (output_logical_op): Likewise.
3927 2021-06-23 Uroš Bizjak <ubizjak@gmail.com>
3930 * config/i386/i386-expand.c (expand_vec_perm_pshufb):
3931 Handle 64bit modes for TARGET_XOP. Use indirect gen_* functions.
3932 * config/i386/mmx.md (mmx_ppermv64): New insn pattern.
3933 * config/i386/i386.md (unspec): Move UNSPEC_XOP_PERMUTE from ...
3934 * config/i386/sse.md (unspec): ... here.
3936 2021-06-23 Martin Liska <mliska@suse.cz>
3939 * optc-save-gen.awk: Put back arm_fp16_format to
3942 2021-06-23 Uroš Bizjak <ubizjak@gmail.com>
3945 * config/i386/i386.md (bsr_rex64): Add zero-flag setting RTX.
3948 (clz<mode>2): Update RTX pattern for additions.
3950 2021-06-23 Jakub Jelinek <jakub@redhat.com>
3952 PR middle-end/101167
3953 * omp-low.c (lower_omp_regimplify_p): Regimplify also PARM_DECLs
3954 and RESULT_DECLs that have DECL_HAS_VALUE_EXPR_P set.
3956 2021-06-22 Sergei Trofimovich <siarheit@google.com>
3958 * doc/rtl.texi: drop unbalanced parenthesis.
3960 2021-06-22 Richard Biener <rguenther@suse.de>
3962 PR middle-end/101156
3963 * gimplify.c (gimplify_expr): Remove premature incorrect
3966 2021-06-22 Jakub Jelinek <jakub@redhat.com>
3968 PR tree-optimization/101159
3969 * tree-vect-patterns.c (vect_recog_popcount_pattern): Fix some
3972 2021-06-22 Jakub Jelinek <jakub@redhat.com>
3974 PR middle-end/101160
3975 * function.c (assign_parms): For decl_result with TYPE_EMPTY_P type
3976 clear crtl->return_rtx instead of keeping it referencing a pseudo.
3978 2021-06-22 Jakub Jelinek <jakub@redhat.com>
3979 Andrew Pinski <apinski@marvell.com>
3981 PR tree-optimization/101162
3982 * fold-const.c (range_check_type): Handle OFFSET_TYPE like pointer
3985 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
3987 * range-op.cc (range_relational_tests): New.
3988 (range_op_tests): Call range_relational_tests.
3990 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
3992 * range-op.cc (operator_cast::lhs_op1_relation): New.
3993 (operator_identity::lhs_op1_relation): Mew.
3995 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
3997 * range-op.cc (operator_minus::op1_op2_relation_effect): New.
3999 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
4001 * range-op.cc (operator_plus::lhs_op1_relation): New.
4002 (operator_plus::lhs_op2_relation): New.
4004 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
4006 * gimple-range-cache.cc (ranger_cache::ranger_cache): Create a
4007 relation_oracle if dominators exist.
4008 (ranger_cache::~ranger_cache): Dispose of oracle.
4009 (ranger_cache::dump_bb): Dump oracle.
4010 * gimple-range.cc (fur_source::fur_source): New.
4011 (fur_source::get_operand): Use mmeber query.
4012 (fur_source::get_phi_operand): Use member_query.
4013 (fur_source::query_relation): New.
4014 (fur_source::register_dependency): Delete.
4015 (fur_source::register_relation): New.
4016 (fur_edge::fur_edge): Adjust.
4017 (fur_edge::get_phi_operand): Fix comment.
4018 (fur_edge::query): Delete.
4019 (fur_stmt::fur_stmt): Adjust.
4020 (fur_stmt::query): Delete.
4021 (fur_depend::fur_depend): Adjust.
4022 (fur_depend::register_relation): New.
4023 (fur_depend::register_relation): New.
4024 (fur_list::fur_list): Adjust.
4025 (fur_list::get_operand): Use member query.
4026 (fold_using_range::range_of_range_op): Process and query relations.
4027 (fold_using_range::range_of_address): Adjust dependency call.
4028 (fold_using_range::range_of_phi): Ditto.
4029 (gimple_ranger::gimple_ranger): New. Use ranger_ache oracle.
4030 (fold_using_range::relation_fold_and_or): New.
4031 (fold_using_range::postfold_gcond_edges): New.
4032 * gimple-range.h (class gimple_ranger): Adjust.
4033 (class fur_source): Adjust members.
4034 (class fur_stmt): Ditto.
4035 (class fold_using_range): Ditto.
4037 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
4039 * range-op.cc (range_operator::wi_fold): Apply relation effect.
4040 (range_operator::fold_range): Adjust and apply relation effect.
4041 (*::fold_range): Add relation parameters.
4042 (*::op1_range): Ditto.
4043 (*::op2_range): Ditto.
4044 (range_operator::lhs_op1_relation): New.
4045 (range_operator::lhs_op2_relation): New.
4046 (range_operator::op1_op2_relation): New.
4047 (range_operator::op1_op2_relation_effect): New.
4048 (relop_early_resolve): New.
4049 (operator_equal::op1_op2_relation): New.
4050 (operator_equal::fold_range): Call relop_early_resolve.
4051 (operator_not_equal::op1_op2_relation): New.
4052 (operator_not_equal::fold_range): Call relop_early_resolve.
4053 (operator_lt::op1_op2_relation): New.
4054 (operator_lt::fold_range): Call relop_early_resolve.
4055 (operator_le::op1_op2_relation): New.
4056 (operator_le::fold_range): Call relop_early_resolve.
4057 (operator_gt::op1_op2_relation): New.
4058 (operator_gt::fold_range): Call relop_early_resolve.
4059 (operator_ge::op1_op2_relation): New.
4060 (operator_ge::fold_range): Call relop_early_resolve.
4061 * range-op.h (class range_operator): Adjust parameters and methods.
4063 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
4065 * Makefile.in (OBJS): Add value-relation.o.
4066 * gimple-range.h: Adjust include files.
4067 * tree-data-ref.c: Adjust include file order.
4068 * value-query.cc (range_query::get_value_range): Default to no oracle.
4069 (range_query::query_relation): New.
4070 (range_query::query_relation): New.
4071 * value-query.h (class range_query): Adjust.
4072 * value-relation.cc: New.
4073 * value-relation.h: New.
4075 2021-06-22 Richard Biener <rguenther@suse.de>
4077 PR tree-optimization/101151
4078 * tree-ssa-sink.c (statement_sink_location): Expand irreducible
4081 2021-06-22 Jojo R <rjiejie@linux.alibaba.com>
4083 * config/riscv/riscv.c (thead_c906_tune_info): New.
4084 (riscv_tune_info_table): Use new tune.
4086 2021-06-22 Richard Biener <rguenther@suse.de>
4088 PR tree-optimization/101158
4089 * tree-vect-slp.c (vect_build_slp_tree_1): Move same operand
4090 checking after checking for matching operation.
4092 2021-06-22 Richard Biener <rguenther@suse.de>
4094 PR tree-optimization/101159
4095 * tree-vect-patterns.c (vect_recog_popcount_pattern): Add
4096 missing NULL vectype check.
4098 2021-06-22 Richard Biener <rguenther@suse.de>
4100 PR tree-optimization/101154
4101 * tree-vect-slp.c (vect_build_slp_tree_2): Fix out-of-bound access.
4103 2021-06-22 Jakub Jelinek <jakub@redhat.com>
4106 * config/i386/i386-protos.h (ix86_last_zero_store_uid): Declare.
4107 * config/i386/i386-expand.c (ix86_last_zero_store_uid): New variable.
4108 * config/i386/i386.c (ix86_expand_prologue): Clear it.
4109 * config/i386/i386.md (peephole2s for 1/2/4 stores of const0_rtx):
4110 Remove "" from match_operand. Emit new insns using emit_move_insn and
4111 set ix86_last_zero_store_uid to INSN_UID of the last store.
4112 Add peephole2s for 1/2/4 stores of const0_rtx following previous
4115 2021-06-22 Martin Liska <mliska@suse.cz>
4117 * auto-profile.c (AUTO_PROFILE_VERSION): Bump as string format
4120 2021-06-22 Martin Liska <mliska@suse.cz>
4122 * gcov-io.h: Remove padding entries.
4124 2021-06-22 liuhongt <hongtao.liu@intel.com>
4126 PR tree-optimization/97770
4127 * tree-vect-patterns.c (vect_recog_popcount_pattern):
4129 (vect_recog_func vect_vect_recog_func_ptrs): Add new pattern.
4131 2021-06-22 liuhongt <hongtao.liu@intel.com>
4134 * config/i386/i386-builtin.def (BDESC): Adjust builtin name.
4135 * config/i386/sse.md (<avx512>_expand<mode>_mask): Rename to ..
4136 (expand<mode>_mask): this ..
4137 (*expand<mode>_mask): New pre_reload splitter to transform
4138 v{,p}expand* to vmov* when mask is zero, all ones, or has all
4139 ones in it's lower part, otherwise still generate
4142 2021-06-22 liuhongt <hongtao.liu@intel.com>
4145 * config/i386/i386-expand.c
4146 (ix86_expand_special_args_builtin): Keep constm1_operand only
4147 if it satisfies insn's operand predicate.
4149 2021-06-21 Jason Merrill <jason@redhat.com>
4152 * df-scan.c (df_ref_record): Check that regno < endregno.
4153 * function.c (assign_parms, expand_function_end): Do nothing with a
4154 TYPE_EMPTY_P result.
4156 2021-06-21 Richard Biener <rguenther@suse.de>
4158 PR tree-optimization/101120
4159 * tree-vect-data-refs.c (bump_vector_ptr): Fold the
4161 * tree-vect-slp.c (vect_transform_slp_perm_load): Add
4162 DR chain DCE capability.
4163 * tree-vectorizer.h (vect_transform_slp_perm_load): Adjust.
4164 * tree-vect-stmts.c (vectorizable_load): Remove unused
4165 loads in the DR chain for SLP.
4167 2021-06-21 Jakub Jelinek <jakub@redhat.com>
4169 PR inline-asm/100785
4170 * gimplify.c (gimplify_asm_expr): Don't diagnose errors if
4171 output or input operands were already error_mark_node.
4172 * cfgexpand.c (expand_asm_stmt): If errors are emitted,
4173 remove all inputs, outputs and clobbers from the asm and
4176 2021-06-21 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
4178 * config/arm/arm_neon.h (vceq_s8): Replace builtin with __a == __b.
4179 (vceq_s16): Likewise.
4180 (vceq_s32): Likewise.
4181 (vceq_u8): Likewise.
4182 (vceq_u16): Likewise.
4183 (vceq_u32): Likewise.
4184 (vceq_p8): Likewise.
4185 (vceqq_s8): Likewise.
4186 (vceqq_s16): Likewise.
4187 (vceqq_s32): Likewise.
4188 (vceqq_u8): Likewise.
4189 (vceqq_u16): Likewise.
4190 (vceqq_u32): Likewise.
4191 (vceqq_p8): Likewise.
4192 (vceq_f32): Gate __a == __b on __FAST_MATH__.
4193 (vceqq_f32): Likewise.
4194 (vceq_f16): Likewise.
4195 (vceqq_f16): Likewise.
4197 2021-06-21 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
4200 * config/arm/iterators.md (NEON_VACMP): Remove.
4201 * config/arm/neon.md (neon_vca<cmp_op><mode>): Use GLTE instead of GTGE
4203 (neon_vca<cmp_op><mode>_insn): Likewise.
4204 (neon_vca<cmp_op_unsp><mode>_insn_unspec): Use NEON_VAGLTE instead of
4207 2021-06-21 Richard Biener <rguenther@suse.de>
4209 PR tree-optimization/101121
4210 * tree-vect-slp.c (vect_build_slp_tree_2): To not fail fatally
4211 when we just lack a stmt with the desired op when doing permutation.
4212 (vect_build_slp_tree): When caching a failed SLP build attempt
4213 assert that at least one lane is marked as not matching.
4215 2021-06-21 liuhongt <hongtao.liu@intel.com>
4218 * config/i386/i386.md: (*anddi_1): Disparage slightly the mask
4219 register alternative.
4220 (*and<mode>_1): Ditto.
4222 (*andn<mode>_1): Ditto.
4223 (*<code><mode>_1): Ditto.
4224 (*<code>qi_1): Ditto.
4225 (*one_cmpl<mode>2_1): Ditto.
4226 (*one_cmplsi2_1_zext): Ditto.
4227 (*one_cmplqi2_1): Ditto.
4228 * config/i386/i386.c (x86_order_regs_for_local_alloc): Change
4229 the order of mask registers to be before general registers.
4231 2021-06-21 Roger Sayle <roger@nextmovesoftware.com>
4234 * config/i386/i386.md: New define_peephole2s to shrink writing
4235 1, 2 or 4 consecutive zeros to memory when optimizing for size.
4237 2021-06-18 Jeff Law <jeffreyalaw@gmail.com>
4239 * config/h8300/h8300.c (h8300_select_cc_mode): Handle SYMBOL_REF.
4240 * config/h8300/logical.md (<code><mode>3 logcial expander): Generate
4241 more efficient code when the source can be trivially simplified.
4243 2021-06-18 Andrew MacLeod <amacleod@redhat.com>
4245 * gimple-range-cache.cc (ranger_cache::range_of_def): Calculate
4246 a range if global is not available.
4247 (ranger_cache::entry_range): Fallback to range_of_def.
4248 * gimple-range-cache.h (range_of_def): Adjust prototype.
4250 2021-06-18 Andrew MacLeod <amacleod@redhat.com>
4252 PR tree-optimization/101014
4253 * gimple-range-cache.cc (ranger_cache::ranger_cache): Remove poor
4255 (ranger_cache::~ranger_cache): Ditto.
4256 (ranger_cache::enable_new_values): Delete.
4257 (ranger_cache::push_poor_value): Delete.
4258 (ranger_cache::range_of_def): Remove poor value processing.
4259 (ranger_cache::entry_range): Ditto.
4260 (ranger_cache::fill_block_cache): Ditto.
4261 * gimple-range-cache.h (class ranger_cache): Remove poor value members.
4262 * gimple-range.cc (gimple_ranger::range_of_expr): Remove call.
4263 * gimple-range.h (class gimple_ranger): Adjust.
4265 2021-06-18 Srinath Parvathaneni <srinath.parvathaneni@arm.com>
4268 * common/config/arm/arm-common.c (arm_canon_arch_option_1): New function
4269 derived from arm_canon_arch.
4270 (arm_canon_arch_option): Call it.
4271 (arm_canon_arch_multilib_option): New function.
4272 * config/arm/arm-cpus.in (IGNORE_FOR_MULTILIB): New fgroup.
4273 * config/arm/arm.h (arm_canon_arch_multilib_option): New prototype.
4274 (CANON_ARCH_MULTILIB_SPEC_FUNCTION): New macro.
4275 (MULTILIB_ARCH_CANONICAL_SPECS): New macro.
4276 (DRIVER_SELF_SPECS): Add MULTILIB_ARCH_CANONICAL_SPECS.
4277 * config/arm/arm.opt (mlibarch): New option.
4278 * config/arm/t-rmprofile (MULTILIB_MATCHES): For armv8*-m, replace use
4279 of march on RHS with mlibarch.
4281 2021-06-18 Marcel Vollweiler <marcel@codesourcery.com>
4283 * config.in: Regenerate.
4284 * config/gcn/gcn.c (print_operand_address): Fix for global_load assembler
4286 * configure: Regenerate.
4287 * configure.ac: Fix for global_load assembler functions.
4289 2021-06-18 Richard Biener <rguenther@suse.de>
4291 PR tree-optimization/101112
4292 * tree-vect-slp.c (vect_slp_linearize_chain): Fix condition
4293 to lookup a pattern stmt def.
4295 2021-06-18 Jakub Jelinek <jakub@redhat.com>
4297 PR middle-end/101062
4298 * stor-layout.c (finish_bitfield_layout): Don't add bitfield
4299 representatives in QUAL_UNION_TYPE.
4301 2021-06-18 Andrew Pinski <apinski@marvell.com>
4303 * tree-ssa-phiopt.c (replace_phi_edge_with_variable):
4304 Add counting of how many times it is done.
4305 (factor_out_conditional_conversion): Likewise.
4306 (match_simplify_replacement): Likewise.
4307 (value_replacement): Likewise.
4308 (spaceship_replacement): Likewise.
4309 (cond_store_replacement): Likewise.
4310 (cond_if_else_store_replacement_1): Likewise.
4311 (hoist_adjacent_loads): Likewise.
4313 2021-06-18 Andrew Pinski <apinski@marvell.com>
4315 * tree-cfg.c (verify_gimple_assign_unary): Reject point and offset
4316 types on NEGATE_EXPR, ABS_EXPR, BIT_NOT_EXPR, PAREN_EXPR and CNONJ_EXPR.
4317 (verify_gimple_assign_binary): Reject point and offset types on
4318 MULT_EXPR, MULT_HIGHPART_EXPR, TRUNC_DIV_EXPR, CEIL_DIV_EXPR,
4319 FLOOR_DIV_EXPR, ROUND_DIV_EXPR, TRUNC_MOD_EXPR, CEIL_MOD_EXPR,
4320 FLOOR_MOD_EXPR, ROUND_MOD_EXPR, RDIV_EXPR, and EXACT_DIV_EXPR.
4322 2021-06-18 Michael Meissner <meissner@linux.ibm.com>
4324 * config/rs6000/rs6000.c (rs6000_emit_minmax): Add support for ISA
4325 3.1 IEEE 128-bit floating point xsmaxcqp/xsmincqp instructions.
4326 * config/rs6000/rs6000.md (s<minmax><mode>3, IEEE128 iterator):
4329 2021-06-17 Aaron Sawdey <acsawdey@linux.ibm.com>
4331 * config/rs6000/genfusion.pl (gen_logical_addsubf): Add
4332 earlyclobber to alts 0/1.
4333 (gen_addadd): Add earlyclobber to alts 0/1.
4334 * config/rs6000/fusion.md: Regenerate file.
4336 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
4338 * cfgloopanal.c (get_loop_hot_path): Make path an auto_vec.
4340 2021-06-17 Andrew MacLeod <amacleod@redhat.com>
4342 * gimple-range-cache.cc: Comment cleanups.
4343 * gimple-range-gori.cc: Comment cleanups.
4344 * gimple-range.cc: Comment/spacing cleanups
4345 * value-range.h: Comment cleanups.
4347 2021-06-17 H.J. Lu <hjl.tools@gmail.com>
4350 * calls.c (expand_call): Replace PUSH_ARGS with
4351 targetm.calls.push_argument (0).
4352 (emit_library_call_value_1): Likewise.
4353 * defaults.h (PUSH_ARGS): Removed.
4354 (PUSH_ARGS_REVERSED): Replace PUSH_ARGS with
4355 targetm.calls.push_argument (0).
4356 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
4357 (emit_push_insn): Pass the number bytes to push to
4358 targetm.calls.push_argument and pass 0 if ARGS_ADDR is 0.
4359 * hooks.c (hook_bool_uint_true): New.
4360 * hooks.h (hook_bool_uint_true): Likewise.
4361 * rtlanal.c (nonzero_bits1): Replace PUSH_ARGS with
4362 targetm.calls.push_argument (0).
4363 * target.def (push_argument): Add a targetm.calls hook.
4364 * targhooks.c (default_push_argument): New.
4365 * targhooks.h (default_push_argument): Likewise.
4366 * config/bpf/bpf.h (PUSH_ARGS): Removed.
4367 * config/cr16/cr16.c (TARGET_PUSH_ARGUMENT): New.
4368 * config/cr16/cr16.h (PUSH_ARGS): Removed.
4369 * config/i386/i386.c (ix86_push_argument): New.
4370 (TARGET_PUSH_ARGUMENT): Likewise.
4371 * config/i386/i386.h (PUSH_ARGS): Removed.
4372 * config/m32c/m32c.c (TARGET_PUSH_ARGUMENT): New.
4373 * config/m32c/m32c.h (PUSH_ARGS): Removed.
4374 * config/nios2/nios2.h (PUSH_ARGS): Likewise.
4375 * config/pru/pru.h (PUSH_ARGS): Likewise.
4376 * doc/tm.texi.in: Remove PUSH_ARGS documentation. Add
4377 TARGET_PUSH_ARGUMENT hook.
4378 * doc/tm.texi: Regenerated.
4380 2021-06-17 Uroš Bizjak <ubizjak@gmail.com>
4383 * config/i386/i386-expand.c (expand_vector_set_var):
4384 Handle V2FS mode remapping. Pass TARGET_MMX_WITH_SSE to
4385 ix86_expand_vector_init_duplicate.
4386 (ix86_expand_vector_init_duplicate): Emit insv_1 for
4387 QImode for !TARGET_PARTIAL_REG_STALL.
4388 * config/i386/predicates.md (vec_setm_mmx_operand): New predicate.
4389 * config/i386/mmx.md (vec_setv2sf): Use vec_setm_mmx_operand
4390 as operand 2 predicate. Call ix86_expand_vector_set_var
4391 for non-constant index operand.
4392 (vec_setv2si): Ditto.
4393 (vec_setv4hi): Ditto.
4394 (vec_setv8qi): ditto.
4396 2021-06-17 Aldy Hernandez <aldyh@redhat.com>
4398 PR tree-optimization/100790
4399 * gimple-range.cc (range_of_builtin_call): Cleanup clz and ctz
4402 2021-06-17 Martin Liska <mliska@suse.cz>
4404 * doc/invoke.texi: Use consistently -O1 instead of -O.
4406 2021-06-17 Martin Liska <mliska@suse.cz>
4408 * gcov-io.h: Update documentation entry about string format.
4410 2021-06-17 Marius Hillenbrand <mhillen@linux.ibm.com>
4413 * config/s390/vecintrin.h (vec_doublee): Fix to use
4414 __builtin_s390_vflls.
4415 (vec_floate): Fix to use __builtin_s390_vflrd.
4417 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
4419 * dominance.c (get_dominated_to_depth): Return auto_vec<basic_block>.
4420 * dominance.h (get_dominated_to_depth): Likewise.
4421 (get_all_dominated_blocks): Likewise.
4422 * cfgcleanup.c (delete_unreachable_blocks): Adjust.
4423 * gcse.c (hoist_code): Likewise.
4424 * tree-cfg.c (remove_edge_and_dominated_blocks): Likewise.
4425 * tree-parloops.c (oacc_entry_exit_ok): Likewise.
4426 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
4427 * tree-ssa-phiprop.c (pass_phiprop::execute): Likewise.
4429 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
4431 * dominance.c (get_dominated_by_region): Return auto_vec<basic_block>.
4432 * dominance.h (get_dominated_by_region): Likewise.
4433 * tree-cfg.c (gimple_duplicate_sese_region): Adjust.
4434 (gimple_duplicate_sese_tail): Likewise.
4435 (move_sese_region_to_fn): Likewise.
4437 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
4439 * dominance.c (get_dominated_by): Return auto_vec<basic_block>.
4440 * dominance.h (get_dominated_by): Likewise.
4441 * auto-profile.c (afdo_find_equiv_class): Adjust.
4442 * cfgloopmanip.c (duplicate_loop_to_header_edge): Likewise.
4443 * loop-unroll.c (unroll_loop_runtime_iterations): Likewise.
4444 * tree-cfg.c (test_linear_chain): Likewise.
4445 (test_diamond): Likewise.
4447 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
4449 * cfgloop.h (get_loop_hot_path): Return auto_vec<basic_block>.
4450 * cfgloopanal.c (get_loop_hot_path): Likewise.
4451 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise.
4453 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
4455 * cgraph.c (cgraph_node::collect_callers): Return
4456 auto_vec<cgraph_edge *>.
4457 * cgraph.h (cgraph_node::collect_callers): Likewise.
4458 * ipa-cp.c (create_specialized_node): Adjust.
4459 (decide_about_value): Likewise.
4460 (decide_whether_version_node): Likewise.
4461 * ipa-sra.c (process_isra_node_results): Likewise.
4463 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
4465 * vec.h (vl_ptr>::using_auto_storage): Handle null m_vec.
4466 (auto_vec<T, 0>::auto_vec): Define move constructor, and delete copy
4468 (auto_vec<T, 0>::operator=): Define move assignment and delete copy
4471 2021-06-17 Aldy Hernandez <aldyh@redhat.com>
4473 * gimple-range.cc (debug_seed_ranger): New.
4475 (debug_ranger): New.
4477 2021-06-17 Richard Biener <rguenther@suse.de>
4479 PR tree-optimization/54400
4480 * tree-vectorizer.h (enum slp_instance_kind): Add
4481 slp_inst_kind_bb_reduc.
4482 (reduction_fn_for_scalar_code): Declare.
4483 * tree-vect-data-refs.c (vect_slp_analyze_instance_dependence):
4484 Check SLP_INSTANCE_KIND instead of looking at the
4486 (vect_slp_analyze_instance_alignment): Likewise.
4487 * tree-vect-loop.c (reduction_fn_for_scalar_code): Export.
4488 * tree-vect-slp.c (vect_slp_linearize_chain): Split out
4489 chain linearization from vect_build_slp_tree_2 and generalize
4490 for the use of BB reduction vectorization.
4491 (vect_build_slp_tree_2): Adjust accordingly.
4492 (vect_optimize_slp): Elide permutes at the root of BB reduction
4494 (vectorizable_bb_reduc_epilogue): New function.
4495 (vect_slp_prune_covered_roots): Likewise.
4496 (vect_slp_analyze_operations): Use them.
4497 (vect_slp_check_for_constructors): Recognize associatable
4498 chains for BB reduction vectorization.
4499 (vectorize_slp_instance_root_stmt): Generate code for the
4500 BB reduction epilogue.
4502 2021-06-17 Andrew MacLeod <amacleod@redhat.com>
4504 * gimple-range-gori.cc (gori_compute::has_edge_range_p): Check with
4506 (gori_compute::may_recompute_p): New.
4507 (gori_compute::outgoing_edge_range_p): Perform recomputations.
4508 * gimple-range-gori.h (class gori_compute): Add prototype.
4510 2021-06-17 Andrew MacLeod <amacleod@redhat.com>
4512 * gimple-range-cache.cc (ranger_cache::range_on_edge): Always return
4513 true when a range can be calculated.
4514 * gimple-range.cc (gimple_ranger::dump_bb): Check has_edge_range_p.
4516 2021-06-16 Martin Sebor <msebor@redhat.com>
4518 * doc/invoke.texi (-Wmismatched-dealloc, -Wmismatched-new-delete):
4519 Correct documented defaults.
4521 2021-06-16 Andrew MacLeod <amacleod@redhat.com>
4523 * gimple-range-cache.cc (ranger_cache::ranger_cache): Initialize
4524 m_new_value_p directly.
4526 2021-06-16 Uroš Bizjak <ubizjak@gmail.com>
4529 * config/i386/i386-expand.c (expand_vec_perm_2perm_pblendv):
4530 Handle 64bit modes for TARGET_SSE4_1.
4531 (expand_vec_perm_pshufb2): Handle 64bit modes for TARGET_SSSE3.
4532 (expand_vec_perm_even_odd_pack): Handle V4HI mode.
4533 (expand_vec_perm_even_odd_1) <case E_V4HImode>: Expand via
4534 expand_vec_perm_pshufb2 for TARGET_SSSE3 and via
4535 expand_vec_perm_even_odd_pack for TARGET_SSE4_1.
4536 * config/i386/mmx.md (mmx_packusdw): New insn pattern.
4538 2021-06-16 Jonathan Wright <jonathan.wright@arm.com>
4540 * config/aarch64/aarch64-simd.md (aarch64_<sur><addsub>hn<mode>):
4541 Change to an expander that emits the correct instruction
4542 depending on endianness.
4543 (aarch64_<sur><addsub>hn<mode>_insn_le): Define.
4544 (aarch64_<sur><addsub>hn<mode>_insn_be): Define.
4546 2021-06-16 Jonathan Wright <jonathan.wright@arm.com>
4548 * config/aarch64/aarch64-simd-builtins.def: Split generator
4549 for aarch64_<su>qmovn builtins into scalar and vector
4551 * config/aarch64/aarch64-simd.md (aarch64_<su>qmovn<mode>_insn_le):
4553 (aarch64_<su>qmovn<mode>_insn_be): Define.
4554 (aarch64_<su>qmovn<mode>): Split into scalar and vector
4555 variants. Change vector variant to an expander that emits the
4556 correct instruction depending on endianness.
4558 2021-06-16 Jonathan Wright <jonathan.wright@arm.com>
4560 * config/aarch64/aarch64-simd-builtins.def: Split generator
4561 for aarch64_sqmovun builtins into scalar and vector variants.
4562 * config/aarch64/aarch64-simd.md (aarch64_sqmovun<mode>):
4563 Split into scalar and vector variants. Change vector variant
4564 to an expander that emits the correct instruction depending
4566 (aarch64_sqmovun<mode>_insn_le): Define.
4567 (aarch64_sqmovun<mode>_insn_be): Define.
4569 2021-06-16 Jonathan Wright <jonathan.wright@arm.com>
4571 * config/aarch64/aarch64-simd.md (aarch64_xtn<mode>_insn_le):
4572 Define - modeling zero-high-half semantics.
4573 (aarch64_xtn<mode>): Change to an expander that emits the
4574 appropriate instruction depending on endianness.
4575 (aarch64_xtn<mode>_insn_be): Define - modeling zero-high-half
4577 (aarch64_xtn2<mode>_le): Rename to...
4578 (aarch64_xtn2<mode>_insn_le): This.
4579 (aarch64_xtn2<mode>_be): Rename to...
4580 (aarch64_xtn2<mode>_insn_be): This.
4581 (vec_pack_trunc_<mode>): Emit truncation instruction instead
4583 * config/aarch64/iterators.md (Vnarrowd): Add Vnarrowd mode
4586 2021-06-16 Martin Jambor <mjambor@suse.cz>
4588 PR tree-optimization/100453
4589 * tree-sra.c (create_access): Disqualify any const candidates
4590 which are written to.
4591 (sra_modify_expr): Do not store sub-replacements back to a const base.
4592 (handle_unscalarized_data_in_subtree): Likewise.
4593 (sra_modify_assign): Likewise. Earlier, use TREE_READONLy test
4594 instead of constant_decl_p.
4596 2021-06-16 Jakub Jelinek <jakub@redhat.com>
4598 PR middle-end/101062
4599 * stor-layout.c (finish_bitfield_representative): For fields in unions
4600 assume nextf is always NULL.
4601 (finish_bitfield_layout): Compute bit field representatives also in
4602 unions, but handle it as if each bitfield was the only field in the
4605 2021-06-16 Richard Biener <rguenther@suse.de>
4607 PR tree-optimization/101088
4608 * tree-ssa-loop-im.c (sm_seq_valid_bb): Only look for
4609 supported refs on edges. Do not assert same ref but
4610 different kind stores are unsuported but mark them so.
4611 (hoist_memory_references): Only look for supported refs
4614 2021-06-16 Roger Sayle <roger@nextmovesoftware.com>
4616 PR rtl-optimization/46235
4617 * config/i386/i386.md: New define_split for bt followed by cmov.
4618 (*bt<mode>_setcqi): New define_insn_and_split for bt followed by setc.
4619 (*bt<mode>_setncqi): New define_insn_and_split for bt then setnc.
4620 (*bt<mode>_setnc<mode>): New define_insn_and_split for bt followed
4621 by setnc with zero extension.
4623 2021-06-16 Richard Biener <rguenther@suse.de>
4625 PR tree-optimization/101083
4626 * tree-vect-slp.c (vect_slp_build_two_operator_nodes): Get
4627 vectype as argument.
4628 (vect_build_slp_tree_2): Adjust.
4630 2021-06-15 Martin Sebor <msebor@redhat.com>
4632 PR middle-end/100876
4633 * builtins.c: (gimple_call_return_array): Account for size_t
4634 mangling as either unsigned int or unsigned long
4636 2021-06-15 Jeff Law <jeffreyalaw@gmail.com>
4638 * compare-elim.c (try_eliminate_compare): Run DCE to clean things
4639 up before eliminating comparisons.
4641 2021-06-15 Aldy Hernandez <aldyh@redhat.com>
4643 * range-op.cc (operator_bitwise_or::wi_fold): Make sure
4644 nonzero|X is nonzero.
4645 (range_op_bitwise_and_tests): Add tests for above.
4647 2021-06-15 Carl Love <cel@us.ibm.com>
4650 * config/rs6000/rs6000-builtin.def (VCMPEQUT): Fix the ICODE for the
4652 (VRLQ, VSLQ, VSRQ, VSRAQ): Remove unused BU_P10_OVERLOAD_2
4655 2021-06-15 Tobias Burnus <tobias@codesourcery.com>
4658 * gimplify.c (enum gimplify_defaultmap_kind): Add GDMK_SCALAR_TARGET.
4659 (struct gimplify_omp_ctx): Extend defaultmap array by one.
4660 (new_omp_context): Init defaultmap[GDMK_SCALAR_TARGET].
4661 (omp_notice_variable): Update type classification for Fortran.
4662 (gimplify_scan_omp_clauses): Update calls for new argument; handle
4663 GDMK_SCALAR_TARGET; for Fortran, GDMK_POINTER avoid GOVD_MAP_0LEN_ARRAY.
4664 * langhooks-def.h (lhd_omp_scalar_p): Add 'ptr_ok' argument.
4665 * langhooks.c (lhd_omp_scalar_p): Likewise.
4666 (LANG_HOOKS_OMP_ALLOCATABLE_P, LANG_HOOKS_OMP_SCALAR_TARGET_P): New.
4667 (LANG_HOOKS_DECLS): Add them.
4668 * langhooks.h (struct lang_hooks_for_decls): Add new hooks, update
4669 omp_scalar_p pointer type to include the new bool argument.
4671 2021-06-15 David Malcolm <dmalcolm@redhat.com>
4674 (Special Functions for Debugging the Analyzer): Add
4675 __analyzer_dump_capacity.
4677 2021-06-15 Jakub Jelinek <jakub@redhat.com>
4680 * expr.c (expand_expr_real_2) <case VEC_PACK_FIX_TRUNC_EXPR,
4681 case VEC_PACK_TRUNC_EXPR>: Clear subtarget when changing mode.
4683 2021-06-15 Richard Biener <rguenther@suse.de>
4685 * cfgloopanal.c (mark_irreducible_loops): Use a dominance
4686 check to identify loop latches.
4687 * cfgloop.c (verify_loop_structure): Likewise.
4688 * loop-init.c (apply_loop_flags): Allow marked irreducible
4689 regions even with multiple latches.
4690 * predict.c (rebuild_frequencies): Simplify.
4692 2021-06-15 Richard Biener <rguenther@suse.de>
4694 * tree-ssa-threadupdate.c
4695 (jump_thread_path_registry::mark_threaded_blocks): Assert we
4696 have marked irreducible regions.
4698 2021-06-14 Martin Sebor <msebor@redhat.com>
4701 * builtins.c (gimple_call_return_array): Check for attribute fn spec.
4702 Handle calls to placement new.
4703 (ndecl_dealloc_argno): Avoid placement delete.
4705 2021-06-14 Peter Bergner <bergner@linux.ibm.com>
4708 * config/rs6000/rs6000-call.c (rs6000_gimple_fold_mma_builtin): Use
4709 create_tmp_reg_or_ssa_name().
4711 2021-06-14 Andrew MacLeod <amacleod@redhat.com>
4713 * gimple-range-cache.cc (ranger_cache::ranger_cache): Adjust.
4714 (ranger_cache::enable_new_values): Set to specified value and
4715 return the old value.
4716 (ranger_cache::disable_new_values): Delete.
4717 (ranger_cache::fill_block_cache): Disable non 1st order derived
4719 * gimple-range-cache.h (ranger_cache): Adjust prototypes.
4720 * gimple-range.cc (gimple_ranger::range_of_expr): Adjust.
4722 2021-06-14 Uroš Bizjak <ubizjak@gmail.com>
4725 * config/i386/i386-expand.c (ix86_vectorize_vec_perm_const):
4726 Return true early when testing with V2HImode.
4727 * config/i386/mmx.md (*punpckwd): Split to sse2_pshuflw_1.
4729 2021-06-14 Christophe Lyon <christophe.lyon@linaro.org>
4731 * config/arm/mve.md (mve_vec_unpack<US>_lo_<mode>): New pattern.
4732 (mve_vec_unpack<US>_hi_<mode>): New pattern.
4733 (@mve_vec_pack_trunc_lo_<mode>): New pattern.
4734 (mve_vmovntq_<supf><mode>): Prefix with '@'.
4735 * config/arm/neon.md (vec_unpack<US>_hi_<mode>): Move to
4737 (vec_unpack<US>_lo_<mode>): Likewise.
4738 (vec_pack_trunc_<mode>): Rename to
4739 neon_quad_vec_pack_trunc_<mode>.
4740 * config/arm/vec-common.md (vec_unpack<US>_hi_<mode>): New
4742 (vec_unpack<US>_lo_<mode>): New.
4743 (vec_pack_trunc_<mode>): New.
4745 2021-06-14 Richard Biener <rguenther@suse.de>
4747 PR tree-optimization/100934
4748 * tree-ssa-dom.c (pass_dominator::execute): Properly
4749 mark irreducible regions.
4751 2021-06-14 Martin Liska <mliska@suse.cz>
4753 * doc/invoke.texi: Put r{...} on the same line as @item.
4755 2021-06-14 Martin Liska <mliska@suse.cz>
4757 * doc/invoke.texi: Add missing newline.
4759 2021-06-14 Martin Liska <mliska@suse.cz>
4761 * doc/invoke.texi: Remove '+' charasters.
4763 2021-06-14 Claudiu Zissulescu <claziss@synopsys.com>
4765 * config.gcc (arc): Add support for with_cpu option.
4766 * config/arc/arc.h (OPTION_DEFAULT_SPECS): Add fpu.
4768 2021-06-14 Richard Biener <rguenther@suse.de>
4770 PR tree-optimization/101031
4771 * tree-ssa-strlen.c (maybe_invalidate): Increment max_size
4772 instead of size when accounting for a possibly string
4775 2021-06-14 Martin Liska <mliska@suse.cz>
4777 * gimple-ssa-evrp.c (pointer_equiv_analyzer::~pointer_equiv_analyzer): Use delete[].
4779 2021-06-14 Aldy Hernandez <aldyh@redhat.com>
4781 * value-query.cc (gimple_range_global): Call get_range_global
4782 if called after inlining.
4784 2021-06-13 Uroš Bizjak <ubizjak@gmail.com>
4787 * config/i386/i386-expand.c (expand_vec_perm_pshufb):
4788 Emit constant permutation insn directly from here.
4790 2021-06-13 Trevor Saunders <tbsaunde@tbsaunde.org>
4792 * attribs.c (find_attribute_namespace): Iterate over vec<> with
4794 * auto-profile.c (afdo_find_equiv_class): Likewise.
4795 * gcc.c (do_specs_vec): Likewise.
4796 (do_spec_1): Likewise.
4797 (driver::set_up_specs): Likewise.
4798 * gimple-loop-jam.c (any_access_function_variant_p): Likewise.
4799 * gimple-ssa-store-merging.c (compatible_load_p): Likewise.
4800 (imm_store_chain_info::try_coalesce_bswap): Likewise.
4801 (imm_store_chain_info::coalesce_immediate_stores): Likewise.
4802 (get_location_for_stmts): Likewise.
4803 * graphite-poly.c (print_iteration_domains): Likewise.
4804 (free_poly_bb): Likewise.
4805 (remove_gbbs_in_scop): Likewise.
4806 (free_scop): Likewise.
4807 (dump_gbb_cases): Likewise.
4808 (dump_gbb_conditions): Likewise.
4809 (print_pdrs): Likewise.
4810 (print_scop): Likewise.
4811 * ifcvt.c (cond_move_process_if_block): Likewise.
4812 * lower-subreg.c (decompose_multiword_subregs): Likewise.
4813 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
4814 * sanopt.c (sanitize_rewrite_addressable_params): Likewise.
4815 * sel-sched-dump.c (dump_insn_vector): Likewise.
4816 * store-motion.c (store_ops_ok): Likewise.
4817 (store_killed_in_insn): Likewise.
4818 * timevar.c (timer::named_items::print): Likewise.
4819 * tree-cfgcleanup.c (cleanup_control_flow_pre): Likewise.
4820 (cleanup_tree_cfg_noloop): Likewise.
4821 * tree-data-ref.c (dump_data_references): Likewise.
4822 (print_dir_vectors): Likewise.
4823 (print_dist_vectors): Likewise.
4824 (dump_data_dependence_relations): Likewise.
4825 (dump_dist_dir_vectors): Likewise.
4826 (dump_ddrs): Likewise.
4827 (create_runtime_alias_checks): Likewise.
4828 (free_subscripts): Likewise.
4829 (save_dist_v): Likewise.
4830 (save_dir_v): Likewise.
4831 (invariant_access_functions): Likewise.
4832 (same_access_functions): Likewise.
4833 (access_functions_are_affine_or_constant_p): Likewise.
4834 (find_data_references_in_stmt): Likewise.
4835 (graphite_find_data_references_in_stmt): Likewise.
4836 (free_dependence_relations): Likewise.
4837 (free_data_refs): Likewise.
4838 * tree-inline.c (copy_debug_stmts): Likewise.
4839 * tree-into-ssa.c (dump_currdefs): Likewise.
4840 (rewrite_update_phi_arguments): Likewise.
4841 * tree-ssa-propagate.c (clean_up_loop_closed_phi): Likewise.
4842 * tree-vect-data-refs.c (vect_analyze_possibly_independent_ddr):
4844 (vect_slp_analyze_node_dependences): Likewise.
4845 (vect_slp_analyze_instance_dependence): Likewise.
4846 (vect_record_base_alignments): Likewise.
4847 (vect_get_peeling_costs_all_drs): Likewise.
4848 (vect_peeling_supportable): Likewise.
4849 * tree-vectorizer.c (vec_info::~vec_info): Likewise.
4850 (vec_info::free_stmt_vec_infos): Likewise.
4852 2021-06-13 Jeff Law <jeffreyalaw@gmail.com>
4854 * config/h8300/logical.md (<code>qi3_1<cczn>): New pattern.
4855 (andqi3_1<cczn>): Removed.
4856 (<ors>qi3_1): Do not split for IOR/XOR a single bit.
4857 (H8/SX bit logicals): Split out from other patterns.
4858 * config/h8300/multiply.md (mulqihi3_const<cczn>): Renamed from
4859 mulqihi3_const_clobber_flags.
4860 (mulqihi3<cczn>, mulhisi3_const<cczn>, mulhisi3<cczn>): Similarly
4862 2021-06-13 H.J. Lu <hjl.tools@gmail.com>
4865 * config/i386/i386.c (ix86_expand_prologue): Set red_zone_used
4866 to true if red zone is used.
4867 (ix86_output_indirect_jmp): Replace ix86_red_zone_size with
4869 * config/i386/i386.h (machine_function): Add red_zone_used.
4870 (ix86_red_zone_size): Removed.
4871 (ix86_red_zone_used): New.
4872 * config/i386/i386.md (peephole2 patterns): Replace
4873 ix86_red_zone_size with ix86_red_zone_used.
4875 2021-06-12 Jason Merrill <jason@redhat.com>
4877 * doc/extend.texi (unused variable attribute): Applies to
4878 structure fields as well.
4880 2021-06-12 Eugene Rozenfeld <erozen@microsoft.com>
4882 * auto-profile.c (read_profile): fix a typo in an error string
4884 2021-06-11 Thomas Schwinge <thomas@codesourcery.com>
4886 * tree-pretty-print.h (dump_omp_clauses): Add 'bool = true'
4888 * tree-pretty-print.c (dump_omp_clauses): Update.
4889 (dump_generic_node) <OMP_CLAUSE>: Use it.
4891 2021-06-11 Srinath Parvathaneni <srinath.parvathaneni@arm.com>
4894 * config/arm/arm_mve.h (__arm_vld1q): Change __ARM_mve_coerce(p0,
4895 int8_t const *) to __ARM_mve_coerce1(p0, int8_t *) in the argument for
4896 the polymorphic variants matching code.
4897 (__arm_vld1q_z): Likewise.
4898 (__arm_vld2q): Likewise.
4899 (__arm_vld4q): Likewise.
4900 (__arm_vldrbq_gather_offset): Likewise.
4901 (__arm_vldrbq_gather_offset_z): Likewise.
4903 2021-06-11 Roger Sayle <roger@nextmovesoftware.com>
4905 PR tree-optimization/96392
4906 * fold-const.h (tree_expr_maybe_real_minus_zero_p): Fix prototype.
4908 2021-06-11 Roger Sayle <roger@nextmovesoftware.com>
4910 PR tree-optimization/96392
4911 * fold-const.c (fold_real_zero_addition_p): Take both arguments
4912 of the addition or subtraction, not just the zero. Use this
4913 other argument in tests for signaling NaNs and signed zeros.
4914 (tree_expr_maybe_real_minus_zero_p): New predicate.
4915 * fold-const.h (fold_real_zero_addition_p): Update prototype.
4916 (tree_expr_maybe_real_minus_zero_p): New function prototype.
4917 * match.pd: Update calls to fold_real_zero_addition_p.
4918 Replace HONOR_NANS with tree_expr_maybe_nan_p.
4919 Replace HONOR_SIGNED_ZEROS with tree_expr_maybe_real_minus_zero_p.
4920 Replace HONOR_SNANS with tree_expr_maybe_signaling_nan_p.
4921 * tree-ssa-reassoc.c (eliminate_using_constants): Update
4922 call to fold_real_zero_addition_p.
4924 2021-06-11 Richard Biener <rguenther@suse.de>
4926 PR tree-optimization/101025
4927 * tree-ssa-loop-im.c (sm_seq_valid_bb): Make sure to process
4928 all refs that require dependence checking.
4930 2021-06-11 Richard Biener <rguenther@suse.de>
4932 PR tree-optimization/101028
4933 * tree-vect-slp.c (vect_build_slp_tree_2): When SLP
4934 reassoc discovery fails fatally, mark appropriate lanes
4937 2021-06-11 Richard Biener <rguenther@suse.de>
4939 PR tree-optimization/101026
4940 * tree-vect-slp.c (vect_build_slp_tree_2): Make sure we
4941 have a representative for the associated chain nodes.
4943 2021-06-11 Jakub Jelinek <jakub@redhat.com>
4945 PR rtl-optimization/101008
4946 * simplify-rtx.c (relational_result): New function.
4947 (simplify_logical_relational_operation,
4948 simplify_relational_operation): Use it.
4950 2021-06-11 Jakub Jelinek <jakub@redhat.com>
4953 * config/i386/sse.md (*vec_concat<mode>_0_1): Require TARGET_SSE2.
4955 2021-06-11 Uroš Bizjak <ubizjak@gmail.com>
4958 * config/i386/i386-expand.c (expand_vec_perm_pshufb): Return
4959 false if the permutation can be implemented with constant
4960 permutation instruction in wider mode.
4961 (canonicalize_vector_int_perm): Move above expand_vec_perm_pshufb.
4962 Handle V8QImode and V4HImode.
4964 2021-06-11 Martin Liska <mliska@suse.cz>
4966 PR gcov-profile/100788
4967 * common.opt: Add new option.
4968 * coverage.c (coverage_begin_function): Emit warning instead on
4969 the internal compiler error.
4970 * doc/invoke.texi: Document the option.
4971 * toplev.c (process_options): Enable it by default.
4973 2021-06-11 Richard Biener <rguenther@suse.de>
4975 PR middle-end/101009
4976 * tree-data-ref.c (build_classic_dist_vector_1): Make sure
4977 to set *init_b to true when we encounter a constant equal
4979 (compute_affine_dependence): Also dump the actual DR_REF.
4981 2021-06-10 Aldy Hernandez <aldyh@redhat.com>
4983 PR tree-optimization/100984
4984 * gimple-ssa-evrp.c (ssa_equiv_stack): Use auto_vec for
4986 (ssa_equiv_stack::~ssa_equiv_stack): Remove.
4988 2021-06-11 Kewen Lin <linkw@linux.ibm.com>
4990 * config/rs6000/rs6000.md
4991 (floatsi<SFDF:mode>2_lfiwax_<QHI:mode>_mem_zext): New
4992 define_insn_and_split.
4994 2021-06-11 Richard Biener <rguenther@suse.de>
4996 * tree-vect-slp.c (vect_build_slp_tree_2): Use stablesort
4997 to sort operands of the associative chain.
4999 2021-06-11 Richard Biener <rguenther@suse.de>
5001 * system.h (gcc_stablesort_r): Declare.
5002 * sort.cc (gcc_sort_r): Support stable sort.
5003 (gcc_stablesort_r): Define.
5004 * vec.h (vec<>::stablesort): Add.
5006 2021-06-10 Uroš Bizjak <ubizjak@gmail.com>
5009 * config/i386/i386-expand.c (ix86_split_mmx_punpck):
5010 Handle V2SF mode. Emit SHUFPS to fixup unpack-high for V2SF mode.
5011 (expand_vec_perm_blend): Handle 64bit modes for TARGET_SSE4_1.
5012 (expand_vec_perm_pshufb): Handle 64bit modes for TARGET_SSSE3.
5013 (expand_vec_perm_pblendv): Handle 64bit modes for TARGET_SSE4_1.
5014 (expand_vec_perm_interleave2): Handle 64bit modes.
5015 (expand_vec_perm_even_odd_pack): Handle V8QI mode.
5016 (expand_vec_perm_even_odd_1): Ditto.
5017 (ix86_vectorize_vec_perm_const): Ditto.
5018 * config/i386/i386.md (UNSPEC_PSHUFB): Move from ...
5019 * config/i386/sse.md: ... here.
5020 * config/i386/mmx.md (*vec_interleave_lowv2sf):
5021 New insn_and_split pattern.
5022 (*vec_interleave_highv2sf): Ditto.
5023 (mmx_pshufbv8qi3): New insn pattern.
5024 (*mmx_pblendw): Ditto.
5026 2021-06-10 Peter Bergner <bergner@linux.ibm.com>
5028 * config/rs6000/rs6000-builtin.def (build_pair): New built-in.
5029 (build_acc): Likewise.
5030 * config/rs6000/rs6000-call.c (mma_expand_builtin): Swap assemble
5031 source operands in little-endian mode.
5032 (rs6000_gimple_fold_mma_builtin): Handle VSX_BUILTIN_BUILD_PAIR.
5033 (mma_init_builtins): Likewise.
5034 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Handle endianness
5035 ordering for the MMA assemble and build source operands.
5036 * doc/extend.texi (__builtin_vsx_build_acc, __builtin_mma_build_pair):
5038 (__builtin_mma_assemble_acc, __builtin_mma_assemble_pair): Remove
5041 2021-06-10 Jeff Law <jeffreyalaw@gmail.com>
5043 * config/h8300/h8300.c (select_cc_mode): Handle MEM. Use
5045 * config/h8300/extensions.md: Replace _clobber_flags patterns
5048 2021-06-10 Robin Dapp <rdapp@linux.ibm.com>
5050 * config/s390/vector.md (vcond_mask_<mode><mode>): Change to
5051 (vcond_mask_<mode><tointvec>): this.
5053 2021-06-10 Andrew Stubbs <ams@codesourcery.com>
5054 Thomas Schwinge <thomas@codesourcery.com>
5056 * omp-builtins.def (BUILT_IN_GOACC_ENTER_EXIT_DATA): Split into...
5057 (BUILT_IN_GOACC_ENTER_DATA, BUILT_IN_GOACC_EXIT_DATA): ... these.
5058 * gimple.h (enum gf_mask): Split
5059 'GF_OMP_TARGET_KIND_OACC_ENTER_EXIT_DATA' into
5060 'GF_OMP_TARGET_KIND_OACC_ENTER_DATA' and
5061 'GF_OMP_TARGET_KIND_OACC_EXIT_DATA'.
5062 (is_gimple_omp_oacc): Update.
5063 * gimple-pretty-print.c (dump_gimple_omp_target): Likewise.
5064 * gimplify.c (gimplify_omp_target_update): Likewise.
5065 * omp-expand.c (expand_omp_target, build_omp_regions_1)
5066 (omp_make_gimple_edges): Likewise.
5067 * omp-low.c (check_omp_nesting_restrictions, lower_omp_target):
5070 2021-06-10 Aldy Hernandez <aldyh@redhat.com>
5072 * value-query.cc (value_query::value_on_edge): Rename name to
5074 (range_query::range_on_edge): Same.
5075 (range_query::value_of_expr): Same.
5076 (range_query::value_on_edge): Same.
5077 * value-query.h (class value_query): Same.
5078 (class range_query): Same.
5080 2021-06-10 Richard Biener <rguenther@suse.de>
5082 PR tree-optimization/101003
5083 * tree-vect-slp.c (vect_build_slp_tree_2): Appropriately
5084 use the pattern stmt defs when linearizing a chain.
5086 2021-06-10 Jakub Jelinek <jakub@redhat.com>
5089 * ifcvt.c (noce_get_alt_condition, noce_try_abs): Use
5090 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
5092 2021-06-10 Clement Chigot <clement.chigot@atos.net>
5094 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add Power10 directive.
5095 * config/rs6000/aix72.h (ASM_CPU_SPEC): Likewise.
5097 2021-06-09 Andrew Pinski <apinski@marvell.com>
5099 PR tree-optimization/100925
5100 * match.pd (a ? CST1 : CST2): Limit transformations
5101 that would produce a negative to integeral types only.
5102 Change !POINTER_TYPE_P to INTEGRAL_TYPE_P also.
5104 2021-06-09 Jeff Law <jeffreyalaw@gmail.com>
5107 2021-06-09 Jeff Law <jeffreyalaw@gmail.com>
5109 * doc/tm.texi: Correctly update.
5111 2021-06-09 Jeff Law <jeffreyalaw@gmail.com>
5113 * doc/tm.texi: Correctly update.
5115 2021-06-09 H.J. Lu <hjl.tools@gmail.com>
5118 * doc/tm.texi.in (Trampolines): Add a missing blank line.
5120 2021-06-09 Paul Eggert <eggert@cs.ucla.edu>
5123 * doc/invoke.texi (Code Gen Options); Document that -fno-trampolines
5124 and -ftrampolines work only with Ada.
5125 * doc/tm.texi.in (Trampolines): Likewise.
5126 * doc/tm.texi: Regenerated.
5128 2021-06-09 Carl Love <cel@us.ibm.com>
5130 * config/rs6000/altivec.h (vec_signextll, vec_signexti, vec_signextq):
5131 Add define for new builtins.
5132 * config/rs6000/altivec.md(altivec_vreveti2): Add define_expand.
5133 * config/rs6000/rs6000-builtin.def (VSIGNEXTI, VSIGNEXTLL): Add
5134 overloaded builtin definitions.
5135 (VSIGNEXTSB2W, VSIGNEXTSH2W, VSIGNEXTSB2D, VSIGNEXTSH2D,VSIGNEXTSW2D,
5136 VSIGNEXTSD2Q): Add builtin expansions.
5137 (SIGNEXT): Add P10 overload definition.
5138 * config/rs6000/rs6000-call.c (P9V_BUILTIN_VEC_VSIGNEXTI, P9V_BUILTIN_VEC_VSIGNEXTLL,
5139 P10_BUILTIN_VEC_SIGNEXT): Add overloaded argument definitions.
5140 * config/rs6000/vsx.md (vsx_sign_extend_v2di_v1ti): Add define_insn.
5141 (vsignextend_v2di_v1ti, vsignextend_qi_<mode>, vsignextend_hi_<mode>,
5142 vsignextend_si_v2di)[VIlong]: Add define_expand.
5143 Make define_insn vsx_sign_extend_si_v2di visible.
5144 * doc/extend.texi: Add documentation for the vec_signexti,
5145 vec_signextll builtins and vec_signextq.
5147 2021-06-09 Carl Love <cel@us.ibm.com>
5149 * config/rs6000/rs6000.c (__fixkfti, __fixunskfti, __floattikf,
5150 __floatuntikf): Names changed to __fixkfti_sw, __fixunskfti_sw,
5151 __floattikf_sw, __floatuntikf_sw respectively.
5152 * config/rs6000/rs6000.md (floatti<mode>2, floatunsti<mode>2,
5153 fix_trunc<mode>ti2, fixuns_trunc<mode>ti2): Add
5154 define_insn for mode IEEE 128.
5156 2021-06-09 Carl Love <cel@us.ibm.com>
5158 * config/rs6000/altivec.md (altivec_vslq, altivec_vsrq):
5159 Rename to altivec_vslq_<mode>, altivec_vsrq_<mode>, mode VEC_TI.
5160 * config/rs6000/vector.md (VEC_TI): Was named VSX_TI in vsx.md.
5161 (vashlv1ti3): Change to vashl<mode>3, mode VEC_TI.
5162 (vlshrv1ti3): Change to vlshr<mode>3, mode VEC_TI.
5163 * config/rs6000/vsx.md (VSX_TI): Remove define_mode_iterator. Update
5164 uses of VSX_TI to VEC_TI.
5166 2021-06-09 Carl Love <cel@us.ibm.com>
5168 * config/rs6000/dfp.md (floattitd2, fixtdti2): New define_insns.
5170 2021-06-09 Carl Love <cel@us.ibm.com>
5172 * config/rs6000/altivec.h (vec_dive, vec_mod): Add define for new
5174 * config/rs6000/altivec.md (UNSPEC_VMULEUD, UNSPEC_VMULESD,
5175 UNSPEC_VMULOUD, UNSPEC_VMULOSD): New unspecs.
5176 (altivec_eqv1ti, altivec_gtv1ti, altivec_gtuv1ti, altivec_vmuleud,
5177 altivec_vmuloud, altivec_vmulesd, altivec_vmulosd, altivec_vrlq,
5178 altivec_vrlqmi, altivec_vrlqmi_inst, altivec_vrlqnm,
5179 altivec_vrlqnm_inst, altivec_vslq, altivec_vsrq, altivec_vsraq,
5180 altivec_vcmpequt_p, altivec_vcmpgtst_p, altivec_vcmpgtut_p): New
5182 (vec_widen_umult_even_v2di, vec_widen_smult_even_v2di,
5183 vec_widen_umult_odd_v2di, vec_widen_smult_odd_v2di, altivec_vrlqmi,
5184 altivec_vrlqnm): New define_expands.
5185 * config/rs6000/rs6000-builtin.def (VCMPEQUT_P, VCMPGTST_P,
5186 VCMPGTUT_P): Add macro expansions.
5187 (BU_P10V_AV_P): Add builtin predicate definition.
5188 (VCMPGTUT, VCMPGTST, VCMPEQUT, CMPNET, CMPGE_1TI,
5189 CMPGE_U1TI, CMPLE_1TI, CMPLE_U1TI, VNOR_V1TI_UNS, VNOR_V1TI, VCMPNET_P,
5190 VCMPAET_P, VMULEUD, VMULESD, VMULOUD, VMULOSD, VRLQ,
5191 VSLQ, VSRQ, VSRAQ, VRLQNM, DIV_V1TI, UDIV_V1TI, DIVES_V1TI, DIVEU_V1TI,
5192 MODS_V1TI, MODU_V1TI, VRLQMI): New macro expansions.
5193 (VRLQ, VSLQ, VSRQ, VSRAQ, DIVE, MOD): New overload expansions.
5194 * config/rs6000/rs6000-call.c (P10_BUILTIN_VCMPEQUT,
5195 P10V_BUILTIN_CMPGE_1TI, P10V_BUILTIN_CMPGE_U1TI,
5196 P10V_BUILTIN_VCMPGTUT, P10V_BUILTIN_VCMPGTST,
5197 P10V_BUILTIN_CMPLE_1TI, P10V_BUILTIN_VCMPLE_U1TI,
5198 P10V_BUILTIN_DIV_V1TI, P10V_BUILTIN_UDIV_V1TI,
5199 P10V_BUILTIN_VMULESD, P10V_BUILTIN_VMULEUD,
5200 P10V_BUILTIN_VMULOSD, P10V_BUILTIN_VMULOUD,
5201 P10V_BUILTIN_VNOR_V1TI, P10V_BUILTIN_VNOR_V1TI_UNS,
5202 P10V_BUILTIN_VRLQ, P10V_BUILTIN_VRLQMI,
5203 P10V_BUILTIN_VRLQNM, P10V_BUILTIN_VSLQ,
5204 P10V_BUILTIN_VSRQ, P10V_BUILTIN_VSRAQ,
5205 P10V_BUILTIN_VCMPGTUT_P, P10V_BUILTIN_VCMPGTST_P,
5206 P10V_BUILTIN_VCMPEQUT_P, P10V_BUILTIN_VCMPGTUT_P,
5207 P10V_BUILTIN_VCMPGTST_P, P10V_BUILTIN_CMPNET,
5208 P10V_BUILTIN_VCMPNET_P, P10V_BUILTIN_VCMPAET_P,
5209 P10V_BUILTIN_DIVES_V1TI, P10V_BUILTIN_MODS_V1TI,
5210 P10V_BUILTIN_MODU_V1TI):
5211 New overloaded definitions.
5212 (rs6000_gimple_fold_builtin) [P10V_BUILTIN_VCMPEQUT,
5213 P10V_BUILTIN_CMPNET, P10V_BUILTIN_CMPGE_1TI,
5214 P10V_BUILTIN_CMPGE_U1TI, P10V_BUILTIN_VCMPGTUT,
5215 P10V_BUILTIN_VCMPGTST, P10V_BUILTIN_CMPLE_1TI,
5216 P10V_BUILTIN_CMPLE_U1TI]: New case statements.
5217 (rs6000_init_builtins) [bool_V1TI_type_node, int_ftype_int_v1ti_v1ti]:
5219 (altivec_init_builtins): New E_V1TImode case statement.
5220 (builtin_function_type)[P10_BUILTIN_128BIT_VMULEUD,
5221 P10_BUILTIN_128BIT_VMULOUD, P10_BUILTIN_128BIT_DIVEU_V1TI,
5222 P10_BUILTIN_128BIT_MODU_V1TI, P10_BUILTIN_CMPGE_U1TI,
5223 P10_BUILTIN_VCMPGTUT, P10_BUILTIN_VCMPEQUT]: New case statements.
5224 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute) [E_TImode,
5225 E_V1TImode]: New case statements.
5226 * config/rs6000/rs6000.h (rs6000_builtin_type_index): New enum
5227 value RS6000_BTI_bool_V1TI.
5228 * config/rs6000/vector.md (vector_gtv1ti,vector_nltv1ti,
5229 vector_gtuv1ti, vector_nltuv1ti, vector_ngtv1ti, vector_ngtuv1ti,
5230 vector_eq_v1ti_p, vector_ne_v1ti_p, vector_ae_v1ti_p,
5231 vector_gt_v1ti_p, vector_gtu_v1ti_p, vrotlv1ti3, vashlv1ti3,
5232 vlshrv1ti3, vashrv1ti3): New define_expands.
5233 * config/rs6000/vsx.md (UNSPEC_VSX_DIVSQ, UNSPEC_VSX_DIVUQ,
5234 UNSPEC_VSX_DIVESQ, UNSPEC_VSX_DIVEUQ, UNSPEC_VSX_MODSQ,
5235 UNSPEC_VSX_MODUQ): New unspecs.
5236 (mulv2di3, vsx_div_v1ti, vsx_udiv_v1ti, vsx_dives_v1ti,
5237 vsx_diveu_v1ti, vsx_mods_v1ti, vsx_modu_v1ti, xxswapd_v1ti): New
5239 (vcmpnet): New define_expand.
5240 * doc/extend.texi: Add documentation for the new builtins vec_rl,
5241 vec_rlmi, vec_rlnm, vec_sl, vec_sr, vec_sra, vec_mule, vec_mulo,
5242 vec_div, vec_dive, vec_mod, vec_cmpeq, vec_cmpne, vec_cmpgt, vec_cmplt,
5243 vec_cmpge, vec_cmple, vec_all_eq, vec_all_ne, vec_all_gt, vec_all_lt,
5244 vec_all_ge, vec_all_le, vec_any_eq, vec_any_ne, vec_any_gt, vec_any_lt,
5245 vec_any_ge, vec_any_le.
5247 2021-06-09 Carl Love <cel@us.ibm.com>
5249 * config/rs6000/altivec.md (altivec_vrl<VI_char>mi): Fix
5250 bug in argument generation.
5252 2021-06-09 Christophe Lyon <christophe.lyon@linaro.org>
5254 * config/arm/iterators.md (<supf>): Remove VCLZQ_U, VCLZQ_S.
5256 * config/arm/mve.md (mve_vclzq_<supf><mode>): Add '@' prefix,
5257 remove <supf> iterator.
5258 (mve_vclzq_u<mode>): New.
5259 * config/arm/neon.md (clz<mode>2): Rename to neon_vclz<mode>.
5260 (neon_vclz<mode): Move to ...
5261 * config/arm/unspecs.md (VCLZQ_U, VCLZQ_S): Remove.
5262 * config/arm/vec-common.md: ... here. Add support for MVE.
5264 2021-06-09 Christophe Lyon <christophe.lyon@linaro.org>
5266 * config/arm/mve.md (mve_vhaddq_<supf><mode>): Prefix with '@'.
5267 (@mve_vrhaddq_<supf><mode): Likewise.
5268 * config/arm/neon.md (neon_v<r>hadd<sup><mode>): Likewise.
5269 * config/arm/vec-common.md (avg<mode>3_floor, uavg<mode>3_floor)
5270 (avg<mode>3_ceil", uavg<mode>3_ceil): New patterns.
5272 2021-06-09 imba-tjd <109224573@qq.com>
5274 * doc/invoke.texi: Fix typo.
5276 2021-06-09 Roger Sayle <roger@nextmovesoftware.com>
5279 * fold-const-call.c (fold_const_call_sss) [CASE_CFN_FMOD]:
5280 Support evaluation of fmod/fmodf/fmodl at compile-time.
5282 2021-06-09 Richard Biener <rguenther@suse.de>
5284 PR tree-optimization/100981
5285 * tree-vect-loop.c (vect_create_epilog_for_reduction): Use
5286 gimple_get_lhs to also handle calls.
5287 * tree-vect-slp-patterns.c (complex_pattern::build): Transfer
5290 2021-06-09 Richard Biener <rguenther@suse.de>
5292 PR tree-optimization/97832
5293 * tree-vectorizer.h (_slp_tree::failed): New.
5294 * tree-vect-slp.c (_slp_tree::_slp_tree): Initialize
5296 (_slp_tree::~_slp_tree): Free failed.
5297 (vect_build_slp_tree): Retain failed nodes and record
5298 matches in them, copying that back out when running
5299 into a cached fail. Dump start and end of discovery.
5301 (vect_build_slp_tree_2): Handle associatable chains
5302 together doing more aggressive operand swapping.
5304 2021-06-09 H.J. Lu <hjl.tools@gmail.com>
5307 * config.gcc (gcc_cv_initfini_array): Set to yes for Linux and
5309 * doc/install.texi: Require glibc 2.1 and binutils 2.12 for
5310 Linux and GNU targets.
5312 2021-06-09 Richard Biener <rguenther@suse.de>
5314 * tree-vect-stmts.c (vect_is_simple_use): Always get dt
5317 2021-06-09 Claudiu Zissulescu <claziss@synopsys.com>
5319 * config/arc/arc.md (loop_end): Change it to
5320 define_insn_and_split.
5322 2021-06-09 Claudiu Zissulescu <claziss@synopsys.com>
5324 * config/arc/arc.md (maddhisi4): Use VMAC2H instruction.
5325 (machi): New pattern.
5326 (umaddhisi4): Use VMAC2HU instruction.
5327 (umachi): New pattern.
5329 2021-06-09 Claudiu Zissulescu <claziss@synopsys.com>
5331 * config/arc/arc-protos.h (arc_split_move_p): New prototype.
5332 * config/arc/arc.c (arc_split_move_p): New function.
5333 (arc_split_move): Clean up.
5334 * config/arc/arc.md (movdi_insn): Clean up, use arc_split_move_p.
5335 (movdf_insn): Likewise.
5336 * config/arc/simdext.md (mov<VWH>_insn): Likewise.
5338 2021-06-09 Uroš Bizjak <ubizjak@gmail.com>
5341 * config/i386/i386.c (print_operand_address_as): Rename "no_rip"
5342 argument to "raw". Do not emit segment overrides when "raw" is true.
5344 2021-06-09 Martin Liska <mliska@suse.cz>
5346 * doc/gcov.texi: Create a proper JSON files.
5347 * doc/invoke.texi: Remove dots in order to make it a valid
5350 2021-06-09 Xionghu Luo <luoxhu@linux.ibm.com>
5352 * config/rs6000/rs6000-p8swap.c (pattern_is_rotate64): New.
5353 (insn_is_load_p): Use pattern_is_rotate64.
5354 (insn_is_swap_p): Likewise.
5355 (quad_aligned_load_p): Likewise.
5356 (const_load_sequence_p): Likewise.
5357 (replace_swapped_aligned_load): Likewise.
5358 (recombine_lvx_pattern): Likewise.
5359 (recombine_stvx_pattern): Likewise.
5361 2021-06-09 Andrew MacLeod <amacleod@redhat.com>
5363 * gimple-range-gori.cc (gori_compute::outgoing_edge_range_p): Use a
5364 fur_stmt source record.
5365 * gimple-range.cc (fur_source::get_operand): Generic range query.
5366 (fur_source::get_phi_operand): New.
5367 (fur_source::register_dependency): New.
5368 (fur_source::query): New.
5369 (class fur_edge): New. Edge source for operands.
5370 (fur_edge::fur_edge): New.
5371 (fur_edge::get_operand): New.
5372 (fur_edge::get_phi_operand): New.
5373 (fur_edge::query): New.
5374 (fur_stmt::fur_stmt): New.
5375 (fur_stmt::get_operand): New.
5376 (fur_stmt::get_phi_operand): New.
5377 (fur_stmt::query): New.
5378 (class fur_depend): New. Statement source and process dependencies.
5379 (fur_depend::fur_depend): New.
5380 (fur_depend::register_dependency): New.
5381 (class fur_list): New. List source for operands.
5382 (fur_list::fur_list): New.
5383 (fur_list::get_operand): New.
5384 (fur_list::get_phi_operand): New.
5385 (fold_range): New. Instantiate appropriate fur_source class and fold.
5386 (fold_using_range::range_of_range_op): Use new API.
5387 (fold_using_range::range_of_address): Ditto.
5388 (fold_using_range::range_of_phi): Ditto.
5389 (imple_ranger::fold_range_internal): Use fur_depend class.
5390 (fold_using_range::range_of_ssa_name_with_loop_info): Use new API.
5391 * gimple-range.h (class fur_source): Now a base class.
5392 (class fur_stmt): New.
5393 (fold_range): New prototypes.
5394 (fur_source::fur_source): Delete.
5396 2021-06-08 Andrew Pinski <apinski@marvell.com>
5398 PR tree-optimization/25290
5399 * tree-ssa-phiopt.c (xor_replacement): Delete.
5400 (tree_ssa_phiopt_worker): Delete use of xor_replacement.
5401 (match_simplify_replacement): Allow one cheap preparation
5402 statement that can be moved to before the if.
5404 2021-06-08 Pat Haugen <pthaugen@linux.ibm.com>
5406 * config/rs6000/power10.md (power10-fused-load, power10-fused-store,
5407 power10-fused_alu, power10-fused-vec, power10-fused-branch): New.
5409 2021-06-08 Jeff Law <jeffreyalaw@gmail.com>
5411 * config/h8300/logical.md (andqi3_1): Move BCLR case into define_insn_and_split.
5412 Create length attribute on define_insn_and_split. Only split for cases which we
5414 (andqi3_1<cczn>): Renamed from andqi3_1_clobber_flags. Only handle AND here and
5415 fix length computation.
5416 (b<code><mode>msx): Combine QImode and HImode H8/SX patterns using iterator.
5418 2021-06-08 Richard Biener <rguenther@suse.de>
5420 PR tree-optimization/100923
5421 * tree-ssa-sccvn.c (valueize_refs_1): Take a pointer to
5422 the operand vector to be valueized.
5423 (valueize_refs): Likewise.
5424 (valueize_shared_reference_ops_from_ref): Adjust.
5425 (valueize_shared_reference_ops_from_call): Likewise.
5426 (vn_reference_lookup_3): Likewise.
5427 (vn_reference_lookup_pieces): Likewise. Re-valueize
5428 with honoring availability when we are about to create
5429 the ao_ref and valueized before.
5430 (vn_reference_lookup): Likewise.
5431 (vn_reference_insert_pieces): Adjust.
5433 2021-06-08 Richard Biener <rguenther@suse.de>
5435 * tree-vectorizer.h (_slp_instance::root_stmt): Change to...
5436 (_slp_instance::root_stmts): ... a vector.
5437 (SLP_INSTANCE_ROOT_STMT): Rename to ...
5438 (SLP_INSTANCE_ROOT_STMTS): ... this.
5439 (slp_root::root): Change to...
5440 (slp_root::roots): ... a vector.
5441 (slp_root::slp_root): Adjust.
5442 * tree-vect-slp.c (_slp_instance::location): Adjust.
5443 (vect_free_slp_instance): Release the root stmt vector.
5444 (vect_build_slp_instance): Adjust.
5445 (vect_analyze_slp): Likewise.
5446 (_bb_vec_info::~_bb_vec_info): Likewise.
5447 (vect_slp_analyze_operations): Likewise.
5448 (vect_bb_vectorization_profitable_p): Likewise. Adjust
5449 costs for the root stmt.
5450 (vect_slp_check_for_constructors): Gather all BIT_INSERT_EXPRs
5452 (vect_slp_analyze_bb_1): Simplify by marking all root stmts
5454 (vectorize_slp_instance_root_stmt): Adjust.
5455 (vect_schedule_slp): Likewise.
5457 2021-06-08 Aldy Hernandez <aldyh@redhat.com>
5459 * gimple-ssa-evrp.c (class ssa_equiv_stack): New.
5460 (ssa_equiv_stack::ssa_equiv_stack): New.
5461 (ssa_equiv_stack::~ssa_equiv_stack): New.
5462 (ssa_equiv_stack::enter): New.
5463 (ssa_equiv_stack::leave): New.
5464 (ssa_equiv_stack::push_replacement): New.
5465 (ssa_equiv_stack::get_replacement): New.
5466 (is_pointer_ssa): New.
5467 (class pointer_equiv_analyzer): New.
5468 (pointer_equiv_analyzer::pointer_equiv_analyzer): New.
5469 (pointer_equiv_analyzer::~pointer_equiv_analyzer): New.
5470 (pointer_equiv_analyzer::set_global_equiv): New.
5471 (pointer_equiv_analyzer::set_cond_equiv): New.
5472 (pointer_equiv_analyzer::get_equiv): New.
5473 (pointer_equiv_analyzer::enter): New.
5474 (pointer_equiv_analyzer::leave): New.
5475 (pointer_equiv_analyzer::get_equiv_expr): New.
5476 (pta_valueize): New.
5477 (pointer_equiv_analyzer::visit_stmt): New.
5478 (pointer_equiv_analyzer::visit_edge): New.
5479 (hybrid_folder::value_of_expr): Call PTA.
5480 (hybrid_folder::value_on_edge): Same.
5481 (hybrid_folder::pre_fold_bb): New.
5482 (hybrid_folder::post_fold_bb): New.
5483 (hybrid_folder::pre_fold_stmt): New.
5484 (rvrp_folder::pre_fold_bb): New.
5485 (rvrp_folder::post_fold_bb): New.
5486 (rvrp_folder::pre_fold_stmt): New.
5487 (rvrp_folder::value_of_expr): Call PTA.
5488 (rvrp_folder::value_on_edge): Same.
5490 2021-06-08 Jakub Jelinek <jakub@redhat.com>
5493 * tree-inline.c (copy_tree_body_r): For OMP_CLAUSE_DEPEND don't
5494 check TREE_CODE if OMP_CLAUSE_DECL is NULL.
5496 2021-06-08 Richard Biener <rguenther@suse.de>
5498 PR middle-end/100951
5499 * tree-vect-generic.c (expand_vector_piecewise): Build a
5500 VECTOR_CST if all elements are constant.
5501 (expand_vector_condition): Likewise.
5502 (lower_vec_perm): Likewise.
5503 (expand_vector_conversion): Likewise.
5505 2021-06-08 Martin Liska <mliska@suse.cz>
5507 * doc/invoke.texi: Document new param evrp-sparse-threshold.
5509 2021-06-08 Martin Liska <mliska@suse.cz>
5511 * genautomata.c (create_automata): Fix typo.
5513 2021-06-08 Kewen Lin <linkw@linux.ibm.com>
5515 PR tree-optimization/100794
5516 * tree-predcom.c (tree_predictive_commoning_loop): Add parameter
5517 allow_unroll_p and only allow unrolling when it's true.
5518 (tree_predictive_commoning): Add parameter allow_unroll_p and
5520 (run_tree_predictive_commoning): Likewise.
5521 (pass_predcom::gate): Check flag_tree_loop_vectorize and
5522 global_options_set.x_flag_predictive_commoning.
5523 (pass_predcom::execute): Adjust for allow_unroll_p.
5525 2021-06-08 Kewen Lin <linkw@linux.ibm.com>
5527 * tree-predcom.c (execute_pred_commoning): Remove update_ssa call.
5528 (tree_predictive_commoning_loop): Factor some cleanup stuffs into
5529 lambda function cleanup, remove scev_reset call, and adjust return
5531 (tree_predictive_commoning): Adjust for different changed values,
5532 only set flag TODO_update_ssa_only_virtuals if changed.
5533 (pass_data pass_data_predcom): Remove TODO_update_ssa_only_virtuals
5534 from todo_flags_finish.
5536 2021-06-07 Andrew MacLeod <amacleod@redhat.com>
5538 * gimple-range-cache.cc (class sbr_sparse_bitmap): New.
5539 (sbr_sparse_bitmap::sbr_sparse_bitmap): New.
5540 (sbr_sparse_bitmap::bitmap_set_quad): New.
5541 (sbr_sparse_bitmap::bitmap_get_quad): New.
5542 (sbr_sparse_bitmap::set_bb_range): New.
5543 (sbr_sparse_bitmap::get_bb_range): New.
5544 (sbr_sparse_bitmap::bb_range_p): New.
5545 (block_range_cache::block_range_cache): initialize bitmap obstack.
5546 (block_range_cache::~block_range_cache): Destruct obstack.
5547 (block_range_cache::set_bb_range): Decide when to utilze the
5548 sparse on entry cache.
5549 * gimple-range-cache.h (block_range_cache): Add bitmap obstack.
5550 * params.opt (-param=evrp-sparse-threshold): New.
5552 2021-06-07 Andrew MacLeod <amacleod@redhat.com>
5554 * bitmap.c (bitmap_set_aligned_chunk): New.
5555 (bitmap_get_aligned_chunk): New.
5556 (test_aligned_chunk): New.
5557 (bitmap_c_tests): Call test_aligned_chunk.
5558 * bitmap.h (bitmap_set_aligned_chunk, bitmap_get_aligned_chunk): New.
5560 2021-06-07 Uroš Bizjak <ubizjak@gmail.com>
5563 * config/i386/i386-expand.c (ix86_expand_vector_init_duplicate):
5565 (ix86_expand_vector_init_one_nonzero): Ditto.
5566 (ix86_expand_vector_init_one_var): Ditto.
5567 (ix86_expand_vector_init_general): Ditto.
5568 * config/i386/mmx.md (vec_initv4qiqi): New expander.
5570 2021-06-07 Jeff Law <jeffreyalaw@gmail.com>
5572 * config/h8300/movepush.md: Change most _clobber_flags
5573 patterns to instead use <cczn> subst.
5574 (movsi_cczn): New pattern with usable CC cases split out.
5575 (movsi_h8sx_cczn): Likewise.
5577 2021-06-07 Martin Liska <mliska@suse.cz>
5579 * common/common-target.def: Split long lines and replace them
5581 * target.def: Likewise.
5582 * doc/tm.texi: Re-generated.
5584 2021-06-07 Jakub Jelinek <jakub@redhat.com>
5587 * fold-const.c (fold_read_from_vector): Return NULL if trying to
5588 read from a CONSTRUCTOR with vector type elements.
5590 2021-06-07 Jakub Jelinek <jakub@redhat.com>
5592 PR middle-end/100898
5593 * tree-inline.c (copy_bb): Only use gimple_call_arg_ptr if memcpy
5594 should copy any arguments. Don't call gimple_call_num_args
5595 on id->call_stmt or call_stmt more than once.
5597 2021-06-07 liuhongt <hongtao.liu@intel.com>
5600 * config/i386/sse.md (*sse4_1_zero_extendv8qiv8hi2_3): Refine
5602 (<insn>v4siv4di2): Delete constraints for define_expand.
5604 2021-06-07 liuhongt <hongtao.liu@intel.com>
5607 * config/i386/i386-expand.c (ix86_expand_builtin): Remove
5608 assignment of cfun->machine->has_explicit_vzeroupper.
5609 * config/i386/i386-features.c
5610 (ix86_add_reg_usage_to_vzerouppers): Delete.
5611 (ix86_add_reg_usage_to_vzeroupper): Ditto.
5612 (rest_of_handle_insert_vzeroupper): Remove
5613 ix86_add_reg_usage_to_vzerouppers, add df_analyze at the end
5615 (gate): Remove cfun->machine->has_explicit_vzeroupper.
5616 * config/i386/i386-protos.h (ix86_expand_avx_vzeroupper):
5618 * config/i386/i386.c (ix86_insn_callee_abi): New function.
5619 (ix86_initialize_callee_abi): Ditto.
5620 (ix86_expand_avx_vzeroupper): Ditto.
5621 (ix86_hard_regno_call_part_clobbered): Adjust for vzeroupper
5623 (TARGET_INSN_CALLEE_ABI): Define as ix86_insn_callee_abi.
5624 (ix86_emit_mode_set): Call ix86_expand_avx_vzeroupper
5626 * config/i386/i386.h (struct GTY(()) machine_function): Delete
5627 has_explicit_vzeroupper.
5628 * config/i386/i386.md (enum unspec): New member
5630 (ABI_DEFAULT,ABI_VZEROUPPER,ABI_UNKNOWN): New
5631 define_constants for insn callee abi index.
5632 * config/i386/predicates.md (vzeroupper_pattern): Adjust.
5633 * config/i386/sse.md (UNSPECV_VZEROUPPER): Deleted.
5634 (avx_vzeroupper): Call ix86_expand_avx_vzeroupper.
5635 (*avx_vzeroupper): Rename to ..
5636 (avx_vzeroupper_callee_abi): .. this, and adjust pattern as
5637 call_insn which has a special vzeroupper ABI.
5638 (*avx_vzeroupper_1): Deleted.
5640 2021-06-07 liuhongt <hongtao.liu@intel.com>
5643 * df-scan.c (df_get_call_refs): When call_insn is a fake call,
5644 it won't use stack pointer reg.
5645 * final.c (leaf_function_p): When call_insn is a fake call, it
5646 won't affect caller as a leaf function.
5647 * reg-stack.c (callee_clobbers_any_stack_reg): New.
5648 (subst_stack_regs): When call_insn doesn't clobber any stack
5649 reg, don't clear the arguments.
5650 * rtl.c (shallow_copy_rtx): Don't clear flag used when orig is
5652 * shrink-wrap.c (requires_stack_frame_p): No need for stack
5653 frame for a fake call.
5654 * rtl.h (FAKE_CALL_P): New macro.
5656 2021-06-06 Eric Botcazou <ebotcazou@adacore.com>
5658 * config/sparc/sparc-protos.h (order_regs_for_local_alloc): Rename
5660 (sparc_order_regs_for_local_alloc): ...this.
5661 (sparc_leaf_reg_remap): Declare.
5662 * config/sparc/sparc.h (ADJUST_REG_ALLOC_ORDER): Adjust.
5663 (LEAF_REG_REMAP): Reimplement as call to sparc_leaf_reg_remap.
5664 * config/sparc/sparc.c (leaf_reg_remap): Delete.
5665 (order_regs_for_local_alloc): Rename to...
5666 (sparc_order_regs_for_local_alloc): ...this.
5667 (sparc_leaf_reg_remap): New function.
5668 (sparc_conditional_register_usage): Do not modify leaf_reg_remap.
5670 2021-06-06 David Edelsohn <dje.gcc@gmail.com>
5672 * config/rs6000/rs6000.c (rs6000_xcoff_asm_output_aligned_decl_common):
5673 Use assemble_name to output BSS section name.
5675 2021-06-06 Uroš Bizjak <ubizjak@gmail.com>
5677 * config/i386/constraints.md (Bs):
5678 Remove boolean operators from match_test RTX.
5681 (M): Use "mode" variable instead of GET_MODE (op) in match_test RTX.
5684 2021-06-06 Martin Liska <mliska@suse.cz>
5686 * doc/extend.texi: Add missing @headitem.
5687 * doc/invoke.texi: Likewise.
5688 * doc/objc.texi: Likewise.
5690 2021-06-06 Martin Liska <mliska@suse.cz>
5692 * genhooks.c (emit_findices): Remove unused function.
5693 (emit_documentation): Do not call emit_findices
5694 and do not search for @Fcode directives.
5696 2021-06-06 Martin Liska <mliska@suse.cz>
5698 * doc/invoke.texi: Remove extra character.
5700 2021-06-05 Kewen Lin <linkw@linux.ibm.com>
5702 * config/sh/sh.md (doloop_end_split): Fix empty split condition.
5704 2021-06-05 Kewen Lin <linkw@linux.ibm.com>
5706 * config/sparc/sparc.md (*snedi<W:mode>_zero_vis3,
5707 *neg_snedi<W:mode>_zero_subxc, *plus_snedi<W:mode>_zero,
5708 *plus_plus_snedi<W:mode>_zero, *minus_snedi<W:mode>_zero,
5709 *minus_minus_snedi<W:mode>_zero): Fix empty split condition.
5711 2021-06-05 Kewen Lin <linkw@linux.ibm.com>
5713 * config/or1k/or1k.md (*movdi): Fix empty split condition.
5715 2021-06-05 Kewen Lin <linkw@linux.ibm.com>
5717 * config/mips/mips.md (<anonymous>, bswapsi2, bswapdi2): Fix empty
5720 2021-06-05 Kewen Lin <linkw@linux.ibm.com>
5722 * config/m68k/m68k.md (*zero_extend_inc, *zero_extend_dec,
5723 *zero_extendsidi2): Fix empty split condition.
5725 2021-06-05 Jeff Law <jeffreyalaw@gmail.com>
5727 * config/h8300/addsub.md: Fix split condition in define_insn_and_split
5729 * config/h8300/bitfield.md: Likewise.
5730 * config/h8300/combiner.md: Likewise.
5731 * config/h8300/divmod.md: Likewise.
5732 * config/h8300/extensions.md: Likewise.
5733 * config/h8300/jumpcall.md: Likewise.
5734 * config/h8300/movepush.md: Likewise.
5735 * config/h8300/multiply.md: Likewise.
5736 * config/h8300/other.md: Likewise.
5737 * config/h8300/shiftrotate.md: Likewise.
5738 * config/h8300/logical.md: Likewise. Fix split pattern to use
5739 code iterator that somehow slipped through.
5741 2021-06-04 Tobias Burnus <tobias@codesourcery.com>
5743 PR middle-end/100905
5744 * tree-nested.c (convert_nonlocal_omp_clauses,
5745 convert_local_omp_clauses): Handle OMP_CLAUSE_BIND.
5747 2021-06-04 Martin Sebor <msebor@redhat.com>
5749 PR middle-end/100732
5750 * gimple-fold.c (gimple_fold_builtin_sprintf): Avoid folding calls
5751 with either source or destination argument of invalid type.
5752 * tree-ssa-uninit.c (maybe_warn_pass_by_reference): Avoid checking
5753 calls with arguments of invalid type.
5755 2021-06-04 Martin Sebor <msebor@redhat.com>
5757 * attribs.c (init_attr_rdwr_indices): Use VLA bounds in the expected
5759 (attr_access::vla_bounds): Also handle VLA bounds.
5761 2021-06-04 Uroš Bizjak <ubizjak@gmail.com>
5763 * config/i386/predicates.md (GOT_memory_operand):
5764 Implement using match_code RTXes.
5765 (GOT32_symbol_operand): Ditto.
5767 2021-06-04 Uroš Bizjak <ubizjak@gmail.com>
5770 * config/i386/i386-expand.c (ix86_expand_vector_init_duplicate):
5772 (ix86_expand_vector_init_general): Ditto.
5773 Use SImode instead of word_mode for logic operations
5774 when GET_MODE_SIZE (mode) < UNITS_PER_WORD.
5775 (expand_vec_perm_even_odd_1): Assert that V2HI mode should be
5776 implemented by expand_vec_perm_1.
5777 (expand_vec_perm_broadcast_1): Assert that V2HI and V4HI modes
5778 should be implemented using standard shuffle patterns.
5779 (ix86_vectorize_vec_perm_const): Handle V2HImode. Add V4HI and
5780 V2HI modes to modes, implementable with shuffle for one operand.
5781 * config/i386/mmx.md (*punpckwd): New insn_and_split pattern.
5782 (*pshufw_1): New insn pattern.
5783 (*vec_dupv2hi): Ditto.
5784 (vec_initv2hihi): New expander.
5786 2021-06-04 Kewen Lin <linkw@linux.ibm.com>
5788 * config/arm/vfp.md (no_literal_pool_df_immediate,
5789 no_literal_pool_sf_immediate): Fix empty split condition.
5791 2021-06-04 Kewen Lin <linkw@linux.ibm.com>
5793 * config/i386/i386.md (*load_tp_x32_zext, *add_tp_x32_zext,
5794 *tls_dynamic_gnu2_combine_32): Fix empty split condition.
5795 * config/i386/sse.md (*<sse2_avx2>_pmovmskb_lt,
5796 *<sse2_avx2>_pmovmskb_zext_lt, *sse2_pmovmskb_ext_lt,
5797 *<sse4_1_avx2>_pblendvb_lt): Likewise.
5799 2021-06-04 Jakub Jelinek <jakub@redhat.com>
5802 * config/i386/i386-expand.c (ix86_expand_vector_init): Handle
5803 concatenation from half-sized modes with TImode elements.
5805 2021-06-04 Claudiu Zissulescu <claziss@synopsys.com>
5807 * config/arc/arc.c (arc_override_options): Disable millicode
5808 thunks when RF16 is on.
5810 2021-06-04 Haochen Gui <guihaoc@gcc.gnu.org>
5812 * config/rs6000/rs6000.h (PROMOTE_MODE): Remove.
5814 2021-06-04 Haochen Gui <guihaoc@gcc.gnu.org>
5816 * config/rs6000/rs6000-call.c (rs6000_promote_function_mode):
5817 Replace PROMOTE_MODE marco with its content.
5819 2021-06-03 Kewen Lin <linkw@linux.ibm.com>
5821 * config/cris/cris.md (*addi_reload): Fix empty split condition.
5823 2021-06-03 Jim Wilson <jimw@sifive.com>
5825 * config.gcc (riscv*-*-*): If --with-riscv-attribute not used,
5826 turn it on for all riscv targets.
5828 2021-06-03 Uroš Bizjak <ubizjak@gmail.com>
5831 * config/i386/i386-expand.c (ix86_expand_vector_set):
5832 Handle V2HI and V4QI modes.
5833 (ix86_expand_vector_extract): Ditto.
5834 * config/i386/mmx.md (*pinsrw): New insn pattern.
5837 (*pextrw_zext): Ditto.
5839 (*pextrb_zext): Ditto.
5840 (vec_setv2hi): New expander.
5841 (vec_extractv2hihi): Ditto.
5842 (vec_setv4qi): Ditto.
5843 (vec_extractv4qiqi): Ditto.
5844 (vec_setv8qi): Enable only for TARGET_SSE4_1.
5845 (vec_extractv8qiqi): Ditto.
5847 2021-06-03 Aaron Sawdey <acsawdey@linux.ibm.com>
5849 * config/rs6000/genfusion.pl (gen_logical_addsubf): Fix input
5850 order to subf instruction.
5851 * config/rs6000/fusion.md: Regenerate.
5853 2021-06-03 Aldy Hernandez <aldyh@redhat.com>
5855 * calls.c (get_size_range): Use range_of_expr instead of
5856 determine_value_range.
5857 * tree-affine.c (expr_to_aff_combination): Same.
5858 * tree-data-ref.c (split_constant_offset): Same.
5859 * tree-vrp.c (determine_value_range_1): Remove.
5860 (determine_value_range): Remove.
5861 * tree-vrp.h (determine_value_range): Remove.
5863 2021-06-03 Aldy Hernandez <aldyh@redhat.com>
5865 * function-tests.c (test_ranges): Call gimple_range_tests.
5866 * gimple-range-cache.cc (ranger_cache::range_of_expr): Pass stmt
5868 * gimple-range.cc (fur_source::get_operand): Do not call
5869 get_tree_range or gimple_range_global.
5871 (get_tree_range): Move to value-query.cc.
5872 Call get_arith_expr_range.
5873 (gimple_ranger::range_of_expr): Add argument to get_tree_range.
5874 Include gimple-range-tests.cc.
5875 * gimple-range.h (fold_range): Add argument.
5876 (get_tree_range): Remove.
5877 * selftest.h (gimple_range_tests): New.
5878 * value-query.cc (global_range_query::range_of_expr): Add
5880 (range_query::get_tree_range): Move from gimple-range.cc.
5881 * value-query.h (class range_query): Add get_tree_range and
5882 get_arith_expr_range. Make fur_source a friend.
5883 * vr-values.c (vr_values::range_of_expr): Pass stmt to
5885 * gimple-range-tests.cc: New file.
5887 2021-06-03 Aldy Hernandez <aldyh@redhat.com>
5889 * gimple-range.cc (gimple_ranger::export_global_ranges): Call
5890 update_global_range.
5891 * value-query.cc (update_global_range): New.
5892 * value-query.h (update_global_range): New.
5894 2021-06-03 David Malcolm <dmalcolm@redhat.com>
5896 * diagnostic-show-locus.c (diagnostic_show_locus): Don't reject
5897 printing the same location twice if there are fix-it hints,
5898 multiple locations, or a label.
5900 2021-06-03 Andre Vieira <andre.simoesdiasvieira@arm.com>
5902 * tree-vect-loop.c (vect_transform_loop): Use main loop's various'
5903 thresholds to narrow the upper bound on epilogue iterations.
5905 2021-06-03 Christophe Lyon <christophe.lyon@linaro.org>
5907 * config/arm/mve.md (mve_vabsq_f<mode>): Use 'abs' instead of unspec.
5908 (mve_vabsq_s<mode>): Likewise.
5909 * config/arm/neon.md (abs<mode>2): Rename to neon_abs<mode>2.
5910 * config/arm/unspecs.md (VABSQ_F, VABSQ_S): Delete.
5911 * config/arm/vec-common.md (neg<mode>2): Rename to
5912 <absneg_str><mode>2.
5914 2021-06-03 Claudiu Zissulescu <claziss@synopsys.com>
5916 * common/config/arc/arc-common.c (arc_option_optimization_table):
5918 * config/arc/arc.c (arc_unalign_branch_p): Remove unused function.
5919 * config/arc/arc.h (TARGET_MIXED_CODE): Remove macro.
5920 (INDEX_REG_CLASS): Only refer to GENERAL_REGS.
5921 * config/arc/arc.md (abssi2_mixed): Remove pattern.
5922 * config/arc/arc.opt (munalign-prob-threshold): Mark it obsolete.
5923 (malign-call): Likewise.
5924 (mmixed-code): Likewise.
5925 * doc/invoke.texi (ARC): Update doc.
5927 2021-06-03 Martin Liska <mliska@suse.cz>
5929 * common.opt: Use proper Enum values.
5930 * opts.c (COVERAGE_SANITIZER_OPT): Remove.
5931 (parse_sanitizer_options): Handle only sanitizer_opts.
5932 (common_handle_option): Just assign value.
5934 2021-06-03 Eric Botcazou <ebotcazou@adacore.com>
5937 * tree-inline.c (inline_forbidden_p): Remove test on return type.
5939 2021-06-03 Eric Botcazou <ebotcazou@adacore.com>
5941 * dwarf2out.c (loc_list_from_tree_1) <FUNCTION_DECL>: Also generate
5942 DW_OP_GNU_variable_value referencing an existing DIE at file scope.
5943 (type_byte_size): Inline into...
5944 (add_byte_size_attribute): ...this and call add_scalar_info.
5946 2021-06-03 Eric Botcazou <ebotcazou@adacore.com>
5948 * dwarf2out.c (mem_loc_descriptor) <UDIV>: Fix typo.
5949 (typed_binop_from_tree): New function.
5950 (loc_list_from_tree_1) <EXACT_DIV_EXPR>: For an unsigned type,
5951 turn a divide by a power of 2 into a shift.
5952 <CEIL_DIV_EXPR>: For an unsigned type, use a signed divide if the
5953 size of the mode is lower than DWARF2_ADDR_SIZE; otherwise, do a
5954 typed divide by calling typed_binop_from_tree.
5956 2021-06-03 Eric Botcazou <ebotcazou@adacore.com>
5958 * dwarf2out.c (scompare_loc_descriptor): Fix head comment.
5959 (is_handled_procedure_type): Likewise.
5960 (struct loc_descr_context): Add strict_signedness field.
5961 (resolve_args_picking_1): Deal with DW_OP_[GNU_]deref_type,
5962 DW_OP_[GNU_]convert and DW_OP_[GNU_]reinterpret.
5963 (resolve_args_picking): Minor tweak.
5964 (function_to_dwarf_procedure): Initialize strict_signedness field.
5965 (type_byte_size): Likewise.
5966 (field_byte_offset): Likewise.
5967 (gen_descr_array_type_die): Likewise.
5968 (gen_variant_part): Likewise.
5969 (loc_list_from_tree_1) <CALL_EXPR>: Tidy up and set strict_signedness
5970 to true when a context is present before evaluating the arguments.
5971 <COND_EXPR>: Do not generate a useless comparison with zero.
5972 When dereferencing an address, if strict_signedness is true and the
5973 type is small and signed, use DW_OP_deref_type to do the dereference
5974 and then DW_OP_convert to convert back to the generic type.
5976 2021-06-03 Jakub Jelinek <jakub@redhat.com>
5979 * tree-inline.c (copy_tree_body_r): Handle iterators on
5980 OMP_CLAUSE_AFFINITY or OMP_CLAUSE_DEPEND.
5982 2021-06-03 Kewen Lin <linkw@linux.ibm.com>
5984 * config/arc/arc.md (*bbit_di): Remove.
5986 2021-06-02 Christoph Muellner <cmuellner@gcc.gnu.org>
5988 PR rtl-optimization/100264
5989 * ree.c (get_sub_rtx): Ignore SET expressions without register
5990 destinations and remove assertion, as it is not valid anymore
5991 with this new behaviour.
5992 (merge_def_and_ext): Eliminate destination check for register
5993 as such SET expressions can't occur anymore.
5994 (combine_reaching_defs): Likewise.
5996 2021-06-02 Jakub Jelinek <jakub@redhat.com>
5999 * config/xtensa/xtensa.h (LEAF_REG_REMAP): Cast REGNO to int to avoid
6000 -Wtype-limits warnings.
6001 (DWARF_FRAME_REGISTER): Rewrite into ternary operator with addition
6002 in operands to avoid -Wsign-compare warnings.
6004 2021-06-02 Pat Haugen <pthaugen@linux.ibm.com>
6006 * config/rs6000/rs6000-logue.c (rs6000_emit_prologue): Use
6009 2021-06-02 Vineet Gupta <vgupta@synopsys.com>
6011 * config/arc/arc.h (TARGET_CPU_DEFAULT): Change to hs38_linux.
6013 2021-06-02 Ilya Leoshkevich <iii@linux.ibm.com>
6015 * config/s390/s390.md(*ashrdi3_31<setcc><cconly>): Use a single
6017 * config/s390/subst.md(cconly_subst): Use a single constraint
6020 2021-06-02 Martin Liska <mliska@suse.cz>
6022 * ipa-icf.h: Use auto_vec for memory_access_types.
6024 2021-06-02 Jeff Law <jeffreyalaw@gmail.com>
6026 * config/h8300/h8300-protos.h (compute_a_shift_length): Drop unused
6027 argument from prototype.
6028 (output_logical_op): Add rtx_code argument.
6029 (compute_logical_op_length): Likewise.
6030 * config/h8300/h8300.c (h8300_and_costs): Pass additional argument
6031 to compute_a_shift_length.
6032 (output_logical_op); New argument with the rtx code rather than
6033 extracting it from an operand. Handle QImode too.
6034 (compute_logical_op_length): Similary.
6035 (compute_a_shift_length): Drop unused argument.
6036 * config/h8300/h8300.md (logicals): New code iterator.
6037 * config/h8300/logical.md (<code><mode>3 expander): Combine
6038 the "and" expander with the "ior"/"xor" expander.
6039 (bclr<mode>msx): Combine the QI/HI mode patterns.
6040 (<logical><mode>3 insns): Use code iterator rather than match_operator.
6041 Handle QImode as well. Update call to output_logical_op and
6042 compute_logical_op_length to pass in rtx_code
6043 Fix split condition on all define_insn_and_split patterns.
6044 (one_cmpl<mode>2<cczn>): Use <cczn> to support both clobbering
6045 the flags and setting ZN via existing define_subst.
6046 * config/h8300/shiftrotate.md: Drop unused argument from
6047 calls to compute_a_shift_length.
6048 Signed-off-by: Jeff Law <jeffreyalaw@gmail.com>
6050 2021-06-01 Andrew Pinski <apinski@marvell.com>
6052 PR tree-optimization/25290
6053 * tree-ssa-phiopt.c (match_simplify_replacement):
6055 (tree_ssa_phiopt_worker): Use match_simplify_replacement.
6056 (two_value_replacement): Change the comment about
6057 conditional_replacement.
6058 (conditional_replacement): Delete.
6060 2021-06-01 Andrew Pinski <apinski@marvell.com>
6062 PR tree-optimization/95481
6063 * tree-tailcall.c (find_tail_calls): Handle empty typed
6066 2021-06-01 Andrew Pinski <apinski@marvell.com>
6068 * gimplify.c (zero_sized_field_decl): Delete
6069 (zero_sized_type): Delete
6070 (gimplify_init_ctor_eval): Use is_empty_type instead
6071 of zero_sized_field_decl.
6072 (gimplify_modify_expr): Use is_empty_type instead of
6075 2021-06-01 Jason Merrill <jason@redhat.com>
6078 * tree.h (CALL_FROM_NEW_OR_DELETE_P): Adjust comment.
6080 2021-06-01 Jason Merrill <jason@redhat.com>
6083 * diagnostic.h (warning_enabled_at): Declare.
6084 * diagnostic.c (diagnostic_enabled): Factor out from...
6085 (diagnostic_report_diagnostic): ...here.
6086 (warning_enabled_at): New.
6088 2021-06-01 Aldy Hernandez <aldyh@redhat.com>
6090 * gimple-ssa-evrp.c: Enable exporting of global ranges.
6092 2021-06-01 Martin Liska <mliska@suse.cz>
6095 * doc/invoke.texi: Mention that -fgcse-after-reload
6096 is enabled with -O3.
6098 2021-06-01 liuhongt <hongtao.liu@intel.com>
6100 PR tree-optimization/98365
6101 * tree-if-conv.c (strip_nop_cond_scalar_reduction): New function.
6102 (is_cond_scalar_reduction): Handle nop_expr in cond scalar reduction.
6103 (convert_scalar_cond_reduction): Ditto.
6104 (predicate_scalar_phi): Ditto.
6106 2021-06-01 Andrew MacLeod <amacleod@redhat.com>
6108 PR tree-optimization/100781
6109 * gimple-range-cache.cc (ranger_cache::ranger_cache): Enable new
6110 value calculation by default.
6111 (ranger_cache::enable_new_values): New.
6112 (ranger_cache::disable_new_values): New.
6113 (ranger_cache::push_poor_value): Check if new values are allowed.
6114 * gimple-range-cache.h (class ranger_cache): New member/methods.
6115 * gimple-range.cc (gimple_ranger::range_of_expr): Check for debug
6116 statement, and disable/renable new value calculation.
6118 2021-06-01 Andrew MacLeod <amacleod@redhat.com>
6120 * gimple-range-cache.cc (ranger_cache::ssa_range_in_bb): Delete.
6121 (ranger_cache::range_of_def): New.
6122 (ranger_cache::entry_range): New.
6123 (ranger_cache::exit_range): New.
6124 (ranger_cache::range_of_expr): Adjust.
6125 (ranger_cache::range_on_edge): Adjust.
6126 (ranger_cache::propagate_cache): Call exit_range directly.
6127 * gimple-range-cache.h (class ranger_cache): Adjust.
6129 2021-06-01 Andrew MacLeod <amacleod@redhat.com>
6131 * gimple-range-cache.cc (ranger_cache::ranger_cache): Adjust for
6132 gori_compute being a member rather than base class.
6133 dervied call to member call.
6134 (ranger_cache::dump): No longer dump gori_map.
6135 (ranger_cache::dump_bb): New.
6136 (ranger_cache::get_non_stale_global_range): Adjust for gori_compute
6137 being a member rather than base class.
6138 (ranger_cache::set_global_range): Ditto.
6139 (ranger_cache::ssa_range_in_bb): Ditto.
6140 (ranger_cache::range_of_expr): New.
6141 (ranger_cache::range_on_edge): New.
6142 (ranger_cache::block_range): Adjust for gori_computes. Debug changes.
6143 (ranger_cache::propagate_cache): Adjust debugging output.
6144 (ranger_cache::fill_block_cache): Adjust for gori_computes. Debug
6146 * gimple-range-cache.h (class ranger_cache): Make gori_compute a
6147 member, and inherit from range_query instead.
6148 (ranger_cache::dump_bb): New. split from dump.
6149 * gimple-range-gori.cc (gori_compute::ssa_range_in_bb): Delete.
6150 (gori_compute::expr_range_at_stmt): Delete.
6151 (gori_compute::compute_name_range_op): Delete.
6152 (gori_compute::compute_operand_range_switch): Add fur_source.
6153 (gori_compute::compute_operand_range): Add fur_source param, inline
6154 old compute_name_range_op and optimize_logical_operands.
6155 (struct tf_range): Delete.
6156 (gori_compute::logical_combine): Adjust
6157 (gori_compute::optimize_logical_operands): Delete.
6158 (gori_compute::compute_logical_operands_in_chain): Delete.
6159 (gori_compute::compute_logical_operands): Adjust.
6160 (gori_compute::compute_operand1_range): Adjust to fur_source.
6161 (gori_compute::compute_operand2_range): Ditto.
6162 (gori_compute::compute_operand1_and_operand2_range): Ditto.
6163 (gori_compute::outgoing_edge_range_p): Add range_query parameter,
6164 and adjust to fur_source.
6165 * gimple-range-gori.h (class gori_compute): Simplify and adjust to
6166 range_query and fur_source.
6167 * gimple-range.cc (gimple_ranger::range_on_edge): Query range_on_edge
6168 from the ranger_cache..
6169 (gimple_ranger::fold_range_internal): Adjust to base class change of
6171 (gimple_ranger::dump_bb): Adjust dump.
6172 * gimple-range.h (gimple_ranger):export gori computes object.
6174 2021-06-01 Andrew MacLeod <amacleod@redhat.com>
6176 PR tree-optimization/100774
6177 * gimple-range-cache.cc (ranger_cache::get_non_stale_global_range):
6178 Constant values are also not stale.
6179 (ranger_cache::set_global_range): Range invariant values should also
6180 have the correct timestamp.
6182 2021-05-31 Martin Liska <mliska@suse.cz>
6184 * tree-streamer-in.c (unpack_ts_function_decl_value_fields):
6185 Unpack FUNCTION_DECL_DECL_TYPE.
6186 * tree-streamer-out.c (pack_ts_function_decl_value_fields):
6187 Stream FUNCTION_DECL_DECL_TYPE instead of
6188 DECL_IS_OPERATOR_NEW_P.
6189 * tree.h (set_function_decl_type): Use FUNCTION_DECL_DECL_TYPE
6191 (DECL_IS_OPERATOR_NEW_P): Likewise.
6192 (DECL_IS_OPERATOR_DELETE_P): Likewise.
6193 (DECL_LAMBDA_FUNCTION_P): Likewise.
6195 2021-05-31 Richard Biener <rguenther@suse.de>
6198 * internal-fn.c (expand_SHUFFLEVECTOR): Define.
6199 * internal-fn.def (SHUFFLEVECTOR): New.
6200 * internal-fn.h (expand_SHUFFLEVECTOR): Declare.
6201 * doc/extend.texi: Document __builtin_shufflevector.
6203 2021-05-31 Peter Bergner <bergner@linux.ibm.com>
6206 * config/rs6000/predicates.md(mma_assemble_input_operand): Allow
6207 indexed form addresses.
6209 2021-05-29 Jeff Law <jlaw@tachyum.com>
6211 * config/h8300/h8300.c (h8300_emit_stack_adjustment): Drop unused
6212 parameter. Call callers fixed.
6214 (output_plussi): Add FALLTHRU markers.
6215 (h8300_shift_needs_scratch_p): Add gcc_unreachable marker.
6217 2021-05-29 Jakub Jelinek <jakub@redhat.com>
6220 * gimplify.c (gimplify_scan_omp_clauses): For taskloop simd
6221 combined with parallel, make sure to add shared clause to
6222 parallel for explicit linear clause.
6224 2021-05-29 Aldy Hernandez <aldyh@redhat.com>
6226 PR tree-optimization/100787
6227 * gimple-ssa-evrp.c: Disable exporting of global ranges.
6229 2021-05-28 Jason Merrill <jason@redhat.com>
6231 * tree-iterator.h (struct tree_stmt_iterator): Add operator++,
6232 operator--, operator*, operator==, and operator!=.
6233 (class tsi_range): New.
6235 2021-05-28 Richard Biener <rguenther@suse.de>
6237 PR tree-optimization/100778
6238 * tree-vect-slp.c (vect_build_slp_tree_1): Prevent possibly
6239 trapping ops in different BBs.
6241 2021-05-28 Richard Biener <rguenther@suse.de>
6244 * tree-inline.c (copy_bb): When processing __builtin_va_arg_pack
6245 copy fntype from original call.
6247 2021-05-28 Martin Liska <mliska@suse.cz>
6249 PR gcov-profile/100751
6250 * doc/gcov.texi: Revert partially a hunk that was wrong.
6252 2021-05-28 Cooper Qu <cooper.qu@linux.alibaba.com>
6254 * config/csky/csky-linux-elf.h (HAVE_sync_compare_and_swapqi):
6256 (HAVE_sync_compare_and_swaphi): Likewise.
6257 (HAVE_sync_compare_and_swapsi): Likewise.
6259 2021-05-28 Jakub Jelinek <jakub@redhat.com>
6262 * tree.h (OMP_CLAUSE_MAP_IMPLICIT): Define.
6264 2021-05-28 Tobias Burnus <tobias@codesourcery.com>
6266 * gimplify.c (gimplify_omp_affinity): New.
6267 (gimplify_scan_omp_clauses): Call it; remove affinity clause afterwards.
6268 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_AFFINITY.
6269 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE_AFFINITY.
6270 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add clause.
6271 (walk_tree_1): Handle OMP_CLAUSE_AFFINITY.
6273 2021-05-28 Joern Rennecke <joern.rennecke@riscy-ip.com>
6274 Richard Biener <rguenther@suse.de>
6276 * match.pd <popcount & / + pattern matching>:
6277 When generating popcount directly fails, try doing it in two halves.
6279 2021-05-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
6281 * Makefile.in (generated_files): Add gimple-match.c and
6284 2021-05-28 Joern Rennecke <joern.rennecke@embecosm.com>
6286 * gensupport.c (alter_predicate_for_insn): Handle MATCH_DUP.
6288 2021-05-28 Joern Rennecke <joern.rennecke@embecosm.com>
6290 * gensupport.c (alter_constraints): Add MATCH_SCRATCH case.
6292 2021-05-28 Kewen Lin <linkw@linux.ibm.com>
6294 PR tree-optimization/99398
6295 * tree-ssa-forwprop.c (simplify_permutation): Optimize some cases
6296 where the fed operands are CTOR/CST and propagated through
6297 VIEW_CONVERT_EXPR. Call vec_perm_indices::new_shrunk_vector.
6298 * vec-perm-indices.c (vec_perm_indices::new_shrunk_vector): New
6300 * vec-perm-indices.h (vec_perm_indices::new_shrunk_vector): New
6303 2021-05-27 Uroš Bizjak <ubizjak@gmail.com>
6305 * config/i386/mmx.md (addv2sf3): Do not call
6306 ix86_fixup_binary_operands_no_copy.
6309 (<smaxmin:code>v2sf3): Ditto.
6310 (<plusminus:insn><MMXMODEI:mode>3): Ditto.
6311 (<plusminus:insn><VI_32:mode>3): Remove expander.
6312 (<plusminus:insn><VI_32:mode>3): Rename from
6313 "*<plusminus:insn><VI_32:mode>3".
6314 (mulv4hi): Do not call ix86_fixup_binary_operands_no_copy.
6315 (mulv2hi3): Remove expander.
6316 (mulv2hi3): Rename from *mulv2hi3.
6317 (<s>mulv2hi3_highpart): Remove expander.
6318 (<s>mulv2hi3_highpart): Rename from *<s>mulv2hi3_highpart.
6319 (<smaxmin:code><MMXMODE14:mode>3): Rename from
6320 "*mmx_<smaxmin:code><MMXMODE14:mode>3".
6321 (<smaxmin:code><SMAXMIN_MMXMODEI:mode>3): Remove expander.
6322 (SMAXMIN_MMXMODEI): Remove mode iterator.
6323 (<smaxmin:code>v4hi3): New expander.
6324 (<smaxmin:code>v4qi3): Rename from *<smaxmin:code>v4qi3.
6325 (<smaxmin:code>v2hi3): Rename from *<smaxmin:code>v2hi3.
6326 (<smaxmin:code><SMAXMIN_VI_32:mode>3): Remove expander.
6327 (SMAXMIN_VI_32): Remove mode iterator.
6328 (<umaxmin:code><MMXMODE24:mode>3): Rename from
6329 "*mmx_<umaxmin:code><MMXMODE24:mode>3".
6330 (<umaxmin:code><UMAXMIN_MMXMODEI:mode>3): Remove expander.
6331 (UMAXMIN_MMXMODEI): Remove mode iterator.
6332 (<umaxmin:code>v8qi3): New expander.
6333 (<umaxmin:code>v4qi3): Rename from *<umaxmin:code>v4qi3.
6334 (<umaxmin:code>v2hi3): Rename from *<umaxmin:code>v2hi3.
6335 (<umaxmin:code><SMAXMIN_VI_32:mode>3): Remove expander.
6336 (UMAXMIN_VI_32): Remove mode iterator.
6337 (<any_shift:insn>v2hi3): Remove expander.
6338 (<any_shift:insn>v2hi3): Rename from *<any_shift:insn>v2hi3.
6339 (<any_logic:code><MMXMODEI:mode>3): Do not call
6340 ix86_fixup_binary_operands_no_copy.
6341 (<any_logic:code><VI_32:mode>3): Remove expander.
6342 (<any_logic:code><VI_32:mode>3): Rename from
6343 "*<any_logic:code><VI_32:mode>3".
6344 (uavg<mode>3_ceil): Do not call ix86_fixup_binary_operands_no_copy.
6345 * config/i386/sse.md (div<VF2:mode>3): Do not call
6346 ix86_fixup_binary_operands_no_copy.
6347 (div<VF1:mode>3): Ditto.
6348 (<maxmin:code><VI8_AVX2_AVX512F:mode>3): Ditto.
6349 (smulhrsv4hi3): Ditto.
6350 (smulhrsv2hi3): Ditto.
6352 2021-05-27 Martin Sebor <msebor@redhat.com>
6354 * ggc.h (gt_ggc_mx): Add overloads for all integers.
6356 * hash-map.h (class hash_map): Add pch_nx_helper overloads for all
6358 (hash_map::operator==): New function.
6360 2021-05-27 Uroš Bizjak <ubizjak@gmail.com>
6363 * config/i386/i386-expand.c (ix86_expand_int_sse_cmp):
6364 For TARGET_XOP bypass SSE comparisons for all supported vector modes.
6365 * config/i386/mmx.md (*xop_maskcmp<MMXMODEI:mode>3): New insn pattern.
6366 (*xop_maskcmp<VI_32:mode>3): Ditto.
6367 (*xop_maskcmp_uns<MMXMODEI:mode>3): Ditto.
6368 (*xop_maskcmp_uns<VI_32:mode>3): Ditto.
6370 2021-05-27 Richard Earnshaw <rearnsha@arm.com>
6373 * config/arm/arm.c (arm_configure_build_target): Remove parameter
6374 opts_set, directly check opts parameters for being non-null.
6375 (arm_option_restore): Update call to arm_configure_build_target.
6376 (arm_option_override): Likewise.
6377 (arm_can_inline_p): Likewise.
6378 (arm_valid_target_attribute_tree): Likewise.
6379 * config/arm/arm-c.c (arm_pragma_target_parse): Likewise.
6380 * config/arm/arm-protos.h (arm_configure_build_target): Adjust
6383 2021-05-27 Aldy Hernandez <aldyh@redhat.com>
6385 * vr-values.c (simplify_conversion_using_ranges): Use
6386 get_range_query instead of get_global_range_query.
6388 2021-05-27 Aldy Hernandez <aldyh@redhat.com>
6390 * gimple-range.cc (get_range_global): Move to value-query.cc.
6391 (gimple_range_global): Same.
6392 (get_global_range_query): Same.
6393 (global_range_query::range_of_expr): Same.
6394 * gimple-range.h (class global_range_query): Move to
6396 (gimple_range_global): Same.
6397 * tree-ssanames.c (get_range_info): Move to value-query.cc.
6398 (get_ptr_nonnull): Same.
6399 * tree-ssanames.h (get_range_info): Remove.
6400 (get_ptr_nonnull): Remove.
6401 * value-query.cc (get_ssa_name_range_info): Move from
6403 (get_ssa_name_ptr_info_nonnull): Same.
6404 (get_range_global): Move from gimple-range.cc.
6405 (gimple_range_global): Same.
6406 (get_global_range_query): Same.
6407 (global_range_query::range_of_expr): Same.
6408 * value-query.h (class global_range_query): Move from
6410 (gimple_range_global): Same.
6412 2021-05-27 Uroš Bizjak <ubizjak@gmail.com>
6415 * config/i386/mmx.md (uavgv4qi3_ceil): New insn pattern.
6416 (uavgv2hi3_ceil): Ditto.
6418 2021-05-26 Eric Botcazou <ebotcazou@adacore.com>
6421 * doc/extend.texi (scalar_storage_order): Rephrase slightly.
6423 2021-05-26 Aldy Hernandez <aldyh@redhat.com>
6425 * tree-ssanames.c (get_range_info): Merge both copies of
6426 get_range_info into one that works with irange.
6427 * tree-ssanames.h (get_range_info): Remove version that works on
6430 2021-05-26 Aldy Hernandez <aldyh@redhat.com>
6432 * builtins.c (check_nul_terminated_array): Convert to get_range_query.
6433 (expand_builtin_strnlen): Same.
6434 (determine_block_size): Same.
6435 * fold-const.c (expr_not_equal_to): Same.
6436 * gimple-fold.c (size_must_be_zero_p): Same.
6437 * gimple-match-head.c: Include gimple-range.h.
6438 * gimple-pretty-print.c (dump_ssaname_info): Convert to get_range_query.
6439 * gimple-ssa-warn-restrict.c
6440 (builtin_memref::extend_offset_range): Same.
6441 * graphite-sese-to-poly.c (add_param_constraints): Same.
6442 * internal-fn.c (get_min_precision): Same.
6443 * ipa-fnsummary.c (set_switch_stmt_execution_predicate): Same.
6444 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Same.
6446 * tree-data-ref.c (split_constant_offset): Same.
6447 (dr_step_indicator): Same.
6448 * tree-dfa.c (get_ref_base_and_extent): Same.
6449 * tree-scalar-evolution.c (iv_can_overflow_p): Same.
6450 * tree-ssa-loop-niter.c (refine_value_range_using_guard): Same.
6451 (determine_value_range): Same.
6452 (record_nonwrapping_iv): Same.
6453 (infer_loop_bounds_from_signedness): Same.
6454 (scev_var_range_cant_overflow): Same.
6455 * tree-ssa-phiopt.c (two_value_replacement): Same.
6456 * tree-ssa-pre.c (insert_into_preds_of_block): Same.
6457 * tree-ssa-reassoc.c (optimize_range_tests_to_bit_test): Same.
6458 * tree-ssa-strlen.c (handle_builtin_stxncpy_strncat): Same.
6460 (dump_strlen_info): Same.
6461 (set_strlen_range): Same.
6462 (maybe_diag_stxncpy_trunc): Same.
6463 (get_len_or_size): Same.
6464 (handle_integral_assign): Same.
6465 * tree-ssa-structalias.c (find_what_p_points_to): Same.
6466 * tree-ssa-uninit.c (find_var_cmp_const): Same.
6467 * tree-switch-conversion.c (bit_test_cluster::emit): Same.
6468 * tree-vect-patterns.c (vect_get_range_info): Same.
6469 (vect_recog_divmod_pattern): Same.
6470 * tree-vrp.c (intersect_range_with_nonzero_bits): Same.
6471 (register_edge_assert_for_2): Same.
6472 (determine_value_range_1): Same.
6473 * tree.c (get_range_pos_neg): Same.
6474 * vr-values.c (vr_values::get_lattice_entry): Same.
6475 (vr_values::update_value_range): Same.
6476 (simplify_conversion_using_ranges): Same.
6478 2021-05-26 Aldy Hernandez <aldyh@redhat.com>
6480 * gimple-ssa-warn-alloca.c (alloca_call_type): Use
6481 get_range_query instead of query argument.
6482 (pass_walloca::execute): Enable and disable global ranger.
6484 2021-05-26 Aldy Hernandez <aldyh@redhat.com>
6486 * gimple-ssa-evrp.c (rvrp_folder::rvrp_folder): Call
6488 (rvrp_folder::~rvrp_folder): Call disable_ranger.
6489 (hybrid_folder::hybrid_folder): Call enable_ranger.
6490 (hybrid_folder::~hybrid_folder): Call disable_ranger.
6492 2021-05-26 Aldy Hernandez <aldyh@redhat.com>
6494 * function.c (allocate_struct_function): Set cfun->x_range_query.
6495 * function.h (struct function): Declare x_range_query.
6496 (get_range_query): New.
6497 (get_global_range_query): New.
6498 * gimple-range-cache.cc (ssa_global_cache::ssa_global_cache):
6499 Remove call to safe_grow_cleared.
6500 * gimple-range.cc (get_range_global): New.
6501 (gimple_range_global): Move from gimple-range.h.
6502 (get_global_range_query): New.
6503 (global_range_query::range_of_expr): New.
6504 (enable_ranger): New.
6505 (disable_ranger): New.
6506 * gimple-range.h (gimple_range_global): Move to gimple-range.cc.
6507 (class global_range_query): New.
6508 (enable_ranger): New.
6509 (disable_ranger): New.
6510 * gimple-ssa-evrp.c (evrp_folder::~evrp_folder): Rename
6511 dump_all_value_ranges to dump.
6512 * tree-vrp.c (vrp_prop::finalize): Same.
6513 * value-query.cc (range_query::dump): New.
6514 * value-query.h (range_query::dump): New.
6515 * vr-values.c (vr_values::dump_all_value_ranges): Rename to...
6516 (vr_values::dump): ...this.
6517 * vr-values.h (class vr_values): Rename dump_all_value_ranges to
6518 dump and make virtual.
6520 2021-05-26 Uroš Bizjak <ubizjak@gmail.com>
6522 * config/i386/i386.c (ix86_autovectorize_vector_modes):
6523 Add V4QImode and V16QImode for TARGET_SSE2.
6524 * doc/sourcebuild.texi (Vector-specific attributes):
6525 Add vect64 and vect32 description.
6527 2021-05-26 Bernd Edlinger <bernd.edlinger@hotmail.de>
6529 * gimple-range-gori.cc (range_def_chain::register_dependency):
6530 Resize m_def_chain when needed.
6532 2021-05-26 Christophe Lyon <christophe.lyon@linaro.org>
6534 * config/arm/mve.md (mve_vaddvq_<supf><mode>): Prefix with '@'.
6535 * config/arm/neon.md (reduc_plus_scal_<mode>): Move to ..
6536 * config/arm/vec-common.md: .. here. Add support for MVE.
6538 2021-05-26 Jakub Jelinek <jakub@redhat.com>
6540 * config/epiphany/epiphany.c (epiphany_print_operand_address): Remove
6542 * config/microblaze/microblaze.c (microblaze_legitimize_address,
6544 microblaze_option_override, print_operand): Likewise.
6545 * config/microblaze/microblaze.md (call_internal_plt,
6546 call_value_intern_plt, call_value_intern): Likewise.
6547 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Likewise.
6548 * config/iq2000/iq2000.md (call_internal1, call_value_internal1,
6549 call_value_multiple_internal1): Likewise.
6550 * config/bfin/bfin.c (symbolic_reference_mentioned_p): Likewise.
6552 2021-05-26 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6554 * config/arc/arc.c (arc_address_cost, arc_print_operand_address,
6555 arc_ccfsm_advance, symbolic_reference_mentioned_p,
6556 arc_raw_symbolic_reference_mentioned_p): Remove register
6559 2021-05-26 Jakub Jelinek <jakub@redhat.com>
6562 * omp-low.c: Include omp-offload.h.
6563 (create_omp_child_function): If current_function_decl has
6564 "omp declare target" attribute and is_gimple_omp_offloaded,
6565 remove that attribute from the copy of attribute list and
6566 add "omp target entrypoint" attribute instead.
6567 (lower_omp_target): Mark .omp_data_sizes.* and .omp_data_kinds.*
6568 variables for offloading if in omp_maybe_offloaded_ctx.
6569 * omp-offload.c (pass_omp_target_link::execute): Nullify second
6570 argument to GOMP_target_data_ext in offloaded code.
6572 2021-05-26 Geng Qi <gengqi@linux.alibaba.com>
6574 * config/csky/csky.c (csky_can_change_mode_class): Delete.
6575 For csky, HF/SF mode use the low bits of VREGS.
6577 2021-05-26 Eric Botcazou <ebotcazou@adacore.com>
6579 * gimplify.c (gimplify_decl_expr): Do not clear TREE_READONLY on a
6580 DECL which is a reference for OMP.
6582 2021-05-26 Martin Liska <mliska@suse.cz>
6584 PR gcov-profile/100751
6585 * doc/gcov.texi: Document that __gcov_dump can be called just
6586 once and that __gcov_reset resets run-time counters.
6588 2021-05-26 Martin Liska <mliska@suse.cz>
6590 * doc/install.texi: Port relevant part from install-old.texi
6591 and re-generate list of CPUs and systems.
6593 2021-05-26 Martin Liska <mliska@suse.cz>
6595 * Makefile.in: Remove it.
6596 * doc/include/fdl.texi: Update next/previous chapters.
6597 * doc/install.texi: Likewise.
6598 * doc/install-old.texi: Removed.
6600 2021-05-26 Geng Qi <gengqi@linux.alibaba.com>
6602 * config/csky/csky.c (ck810_legitimate_index_p): Support
6603 "base + index" with DF mode.
6604 * config/csky/constraints.md ("Y"): New constraint for memory operands
6605 without index register.
6606 * config/csky/csky_insn_fpuv2.md (fpuv3_movdf): Use "Y" instead of "m"
6607 when mov between memory and general registers, and lower their priority.
6608 * config/csky/csky_insn_fpuv3.md (fpuv2_movdf): Likewise.
6610 2021-05-26 Geng Qi <gengqi@linux.alibaba.com>
6612 * config/csky/csky.c (TARGET_PROMOTE_PROTOTYPES): Delete.
6614 2021-05-26 Geng Qi <gengqi@linux.alibaba.com>
6616 * config/csky/csky.md (untyped_call): Emit clobber for return
6617 registers to mark them used.
6619 2021-05-26 Geng Qi <gengqi@linux.alibaba.com>
6621 * config/csky/csky.md (cskyv2_sextend_ldbs): New.
6623 2021-05-26 Andrew Pinski <apinski@marvell.com>
6625 * match.pd (x < 0 ? ~y : y): New patterns.
6627 2021-05-26 Andrew Pinski <apinski@marvell.com>
6629 * match.pd (A?CST1:CST2): Add simplifcations for A?0:+-1, A?+-1:0,
6630 A?POW2:0 and A?0:POW2.
6632 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
6634 * gimple-range-gori.cc (class logical_stmt_cache): Delete
6635 (logical_stmt_cache::logical_stmt_cache ): Delete.
6636 (logical_stmt_cache::~logical_stmt_cache): Delete.
6637 (logical_stmt_cache::cache_entry::dump): Delete.
6638 (logical_stmt_cache::get_range): Delete.
6639 (logical_stmt_cache::cached_name ): Delete.
6640 (logical_stmt_cache::same_cached_name): Delete.
6641 (logical_stmt_cache::cacheable_p): Delete.
6642 (logical_stmt_cache::slot_diagnostics ): Delete.
6643 (logical_stmt_cache::dump): Delete.
6644 (gori_compute_cache::gori_compute_cache): Delete.
6645 (gori_compute_cache::~gori_compute_cache): Delete.
6646 (gori_compute_cache::compute_operand_range): Delete.
6647 (gori_compute_cache::cache_stmt): Delete.
6648 * gimple-range-gori.h (gori_compute::compute_operand_range): Remove
6650 (class gori_compute_cache): Delete.
6652 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
6654 * gimple-range.cc (fold_using_range::range_of_range_op): Use m_gori
6656 (fold_using_range::range_of_address): Adjust.
6657 (fold_using_range::range_of_phi): Adjust.
6658 * gimple-range.h (class fur_source): Adjust.
6659 (fur_source::fur_source): Adjust.
6661 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
6663 * gimple-range-gori.cc (gori_compute::expr_range_at_stmt): Rename
6664 from expr_range_in_bb and adjust.
6665 (gori_compute::compute_name_range_op): Adjust.
6666 (gori_compute::optimize_logical_operands): Adjust.
6667 (gori_compute::compute_logical_operands_in_chain): Adjust.
6668 (gori_compute::compute_operand1_range): Adjust.
6669 (gori_compute::compute_operand2_range): Adjust.
6670 (ori_compute_cache::cache_stmt): Adjust.
6671 * gimple-range-gori.h (gori_compute): Rename prototype.
6673 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
6675 * gimple-range.cc (gimple_ranger::range_of_expr): Non-null should be
6676 checked only after range_of_stmt, not range_on_entry.
6677 (gimple_ranger::range_on_entry): Check for non-null in any
6678 predecessor block, if it is not already non-null.
6679 (gimple_ranger::range_on_exit): DOnt check for non-null after
6680 range on entry call.
6681 (gimple_ranger::dump_bb): New. Split from dump.
6682 (gimple_ranger::dump): Adjust.
6683 * gimple-range.h (class gimple_ranger): Adjust.
6685 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
6687 * gimple-range-cache.cc (struct range_timestamp): Delete.
6688 (class temporal_cache): Adjust.
6689 (temporal_cache::get_timestamp): Delete.
6690 (temporal_cache::set_dependency): Delete.
6691 (temporal_cache::temporal_value): Adjust.
6692 (temporal_cache::current_p): Take dependencies as params.
6693 (temporal_cache::set_timestamp): Adjust.
6694 (temporal_cache::set_always_current): Adjust.
6695 (ranger_cache::get_non_stale_global_range): Adjust.
6696 (ranger_cache::register_dependency): Delete.
6697 * gimple-range-cache.h (class range_cache): Adjust.
6699 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
6701 * gimple-range-gori.cc (range_def_chain::range_def_chain): init
6703 (range_def_chain::~range_def_chain): Dispose of obstack rather than
6704 each individual bitmap.
6705 (range_def_chain::set_import): New.
6706 (range_def_chain::get_imports): New.
6707 (range_def_chain::chain_import_p): New.
6708 (range_def_chain::register_dependency): Rename from build_def_chain
6710 (range_def_chain::def_chain_in_bitmap_p): New.
6711 (range_def_chain::add_def_chain_to_bitmap): New.
6712 (range_def_chain::has_def_chain): Just check first depenedence.
6713 (range_def_chain::get_def_chain): Process imports, use generic
6714 register_dependency routine.
6715 (range_def_chain::dump): New.
6716 (gori_map::gori_map): Allocate import list.
6717 (gori_map::~gori_map): Release imports.
6718 (gori_map::exports): Check for past allocated block size.
6719 (gori_map::imports): New.
6720 (gori_map::def_chain_in_export_p): Delete.
6721 (gori_map::is_import_p): New.
6722 (gori_map::maybe_add_gori): Handle imports.
6723 (gori_map::dump): Adjust output, add imports.
6724 (gori_compute::has_edge_range_p): Remove def_chain_in_export call.
6725 (gori_export_iterator::gori_export_iterator): New.
6726 (gori_export_iterator::next): New.
6727 (gori_export_iterator::get_name): New.
6728 * gimple-range-gori.h (range_def_chain): Add imports and direct
6729 dependecies via struct rdc.
6730 (range_def_chain::depend1): New.
6731 (range_def_chain::depend2): New.
6732 (class gori_map): Adjust.
6733 (FOR_EACH_GORI_IMPORT_NAME): New.
6734 (FOR_EACH_GORI_EXPORT_NAME): New.
6735 (class gori_export_iterator): New.
6737 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
6739 * gimple-range-cache.cc (ranger_cache::ranger_cache): Move initial
6740 export cache filling to here.
6741 * gimple-range-gori.cc (gori_compute::gori_compute) : From Here.
6743 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
6745 * gimple-range-gori.cc (range_def_chain): Move to gimple-range-gori.h.
6746 (gori_map): Move to gimple-range-gori.h.
6747 (gori_compute::gori_compute): Adjust.
6748 (gori_compute::~gori_compute): Delete.
6749 (gori_compute::compute_operand_range_switch): Adjust.
6750 (gori_compute::compute_operand_range): Adjust.
6751 (gori_compute::compute_logical_operands): Adjust.
6752 (gori_compute::has_edge_range_p ): Adjust.
6753 (gori_compute::set_range_invariant): Delete.
6754 (gori_compute::dump): Adjust.
6755 (gori_compute::outgoing_edge_range_p): Adjust.
6756 * gimple-range-gori.h (class range_def_chain): Relocate here.
6757 (class gori_map): Relocate here.
6758 (class gori_compute): Inherit from gori_map, and adjust.
6760 2021-05-25 Aldy Hernandez <aldyh@redhat.com>
6762 * value-range.cc (range_tests_legacy): Use
6763 build_nonstandard_integer_type instead of int and short.
6765 2021-05-25 Eric Botcazou <ebotcazou@adacore.com>
6767 * gimplify.c (gimplify_decl_expr): Clear TREE_READONLY on the DECL
6768 when really creating an initialization statement for it.
6770 2021-05-25 Eric Botcazou <ebotcazou@adacore.com>
6772 * tree-inline.c (setup_one_parameter): Fix thinko in new condition.
6774 2021-05-25 Kito Cheng <kito.cheng@sifive.com>
6776 * config/riscv/riscv.h (ASM_SPEC): Pass -mno-relax.
6778 2021-05-25 Martin Liska <mliska@suse.cz>
6780 PR tree-optimization/92860
6782 * optc-save-gen.awk: Remove exceptions.
6784 2021-05-25 Martin Liska <mliska@suse.cz>
6786 * asan.h (sanitize_coverage_p): New function.
6787 * doc/extend.texi: Document it.
6788 * fold-const.c (fold_range_test): Use sanitize_flags_p
6789 instead of flag_sanitize_coverage.
6790 (fold_truth_andor): Likewise.
6791 * sancov.c: Likewise.
6792 * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
6793 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Handle
6794 -fsanitize-coverage when inlining.
6796 2021-05-25 Cooper Qu <cooper.qu@linux.alibaba.com>
6798 * config/csky/csky-modes.def : Fix copyright.
6800 2021-05-25 Cooper Qu <cooper.qu@linux.alibaba.com>
6802 * config/csky/csky-modes.def : Amend copyright.
6803 * config/csky/csky_insn_fpuv2.md : Likewise.
6804 * config/csky/csky_insn_fpuv3.md : Likewise.
6806 2021-05-25 Richard Biener <rguenther@suse.de>
6808 PR middle-end/100727
6809 * calls.c (initialize_argument_information): Explicitely test
6811 * gimple-expr.c (mark_addressable): Skip outer WITH_SIZE_EXPR.
6813 2021-05-25 Geng Qi <gengqi@linux.alibaba.com>
6815 * config/csky/csky.h (FRAME_POINTER_REGNUM): Use
6816 HARD_FRAME_POINTER_REGNUM and FRAME_POINTER_REGNUM instead of
6817 the signle definition. The signle definition may not work well
6818 at simplify_subreg_regno().
6819 (HARD_FRAME_POINTER_REGNUM): New.
6820 (ELIMINABLE_REGS): Add for HARD_FRAME_POINTER_REGNUM.
6821 * config/csky/csky.c (get_csky_live_regs, csky_can_eliminate,
6822 csky_initial_elimination_offset, csky_expand_prologue,
6823 csky_expand_epilogue): Add for HARD_FRAME_POINTER_REGNUM.
6825 2021-05-25 Geng Qi <gengqi@linux.alibaba.com>
6827 * config/csky/csky.c (csky_option_override):
6828 Init csky_arch_isa_features[] in advance, so TARGET_DSP
6829 and TARGET_DIV can be set well.
6831 2021-05-25 Geng Qi <gengqi@linux.alibaba.com>
6833 * config/csky/constraints.md ("l", "h"): Delete.
6834 * config/csky/csky.h (reg_class, REG_CLASS_NAMES,
6835 REG_CLASS_CONTENTS): Delete LO_REGS and HI_REGS.
6836 * config/csky/csky.c (regno_reg_classm,
6837 csky_secondary_reload, csky_register_move_cost):
6838 Use HILO_REGS instead of LO_REGS and HI_REGS.
6840 2021-05-25 Geng Qi <gengqi@linux.alibaba.com>
6842 * config/csky/constraints.md ("W"): New constriant for mem operand
6843 with base reg, index register.
6844 ("Q"): Renamed and modified "csky_valid_fpuv2_mem_operand" to
6845 "csky_valid_mem_constraint_operand" to deal with both "Q" and "W"
6847 ("Dv"): New constraint for const double value that can be used at
6849 * config/csky/csky-modes.def (HFmode): New mode.
6850 * config/csky/csky-protos.h (csky_valid_fpuv2_mem_operand): Rename
6851 to "csky_valid_mem_constraint_operand" and support new constraint
6853 (csky_get_movedouble_length): New.
6854 (fpuv3_output_move): New.
6855 (fpuv3_const_double): New.
6856 * config/csky/csky.c (csky_option_override): New arch CK860 with fpv3.
6857 (decompose_csky_address): Refine.
6858 (csky_print_operand): New "CONST_DOUBLE" operand.
6859 (csky_output_move): Support fpv3 instructions.
6860 (csky_get_movedouble_length): New.
6861 (fpuv3_output_move): New.
6862 (fpuv3_const_double): New.
6863 (csky_emit_compare): Cover float comparsion.
6864 (csky_emit_compare_float): Refine.
6865 (csky_vaild_fpuv2_mem_operand): Rename to
6866 "csky_valid_mem_constraint_operand" and support new constraint "W".
6867 (ck860_rtx_costs): New.
6868 (csky_rtx_costs): Add the cost calculation of CK860.
6869 (regno_reg_class): New vregs for fpuv3.
6870 (csky_dbx_regno): Likewise.
6871 (csky_cpu_cpp_builtins): New builtin macro for fpuv3.
6872 (csky_conditional_register_usage): Suporrot fpuv3.
6873 (csky_dwarf_register_span): Suporrot fpuv3.
6874 (csky_init_builtins, csky_mangle_type): Support "__fp16" type.
6875 (ck810_legitimate_index_p): Support fp16.
6876 * config/csky/csky.h (TARGET_TLS): ADD CK860.
6877 (CSKY_VREG_P, CSKY_VREG_LO_P, CSKY_VREG_HI_P): Support fpuv3.
6878 (TARGET_SINGLE_FPU): Support fpuv3.
6879 (TARGET_SUPPORT_FPV3): New.
6880 (FIRST_PSEUDO_REGISTER): Change to 202 to hold the new fpuv3 registers.
6881 (FIXED_REGISTERS, CALL_REALLY_USED_REGISTERS, REGISTER_NAMES,
6882 REG_CLASS_CONTENTS): Support fpuv3.
6883 * config/csky/csky.md (movsf): Move to cksy_insn_fpu.md and refine.
6884 (csky_movsf_fpv2): Likewise.
6885 (ck801_movsf): Likewise.
6886 (csky_movsf): Likewise.
6888 (csky_movdf_fpv2): Likewise.
6889 (ck801_movdf): Likewise.
6890 (csky_movdf): Likewise.
6891 (movsicc): Refine. Use "comparison_operatior" instead of
6892 "ordered_comparison_operatior".
6893 (addsicc): Likewise.
6894 (CSKY_FIRST_VFP3_REGNUM, CSKY_LAST_VFP3_REGNUM): New constant.
6895 (call_value_internal_vh): New.
6896 * config/csky/csky_cores.def (CK860): New arch and cpu.
6901 * config/csky/csky_insn_fpu.md: Refactor. Separate all float patterns
6902 into emit-patterns and match-patterns, remain the emit-patterns here,
6903 and move the match-patterns to csky_insn_fpuv2.md or
6905 * config/csky/csky_insn_fpuv2.md: New file for fpuv2 instructions.
6906 * config/csky/csky_insn_fpuv3.md: New file and new patterns for fpuv3
6908 * config/csky/csky_isa.def (fcr): New.
6913 (CK860): New definition for ck860.
6914 * config/csky/csky_tables.opt (ck860): New processors ck860,
6915 ck860f. And new arch ck860.
6920 * config/csky/predicates.md (csky_float_comparsion_operator): Delete
6921 "geu", "gtu", "leu", "ltu", which will never appear at float comparison.
6922 * config/csky/t-csky-elf: Support 860.
6923 * config/csky/t-csky-linux: Likewise.
6924 * doc/md.texi: Add "Q" and "W" constraints for C-SKY.
6926 2021-05-24 Aaron Sawdey <acsawdey@linux.ibm.com>
6928 * config/rs6000/genfusion.pl (gen_logical_addsubf): Refactor to
6929 add generation of logical-add and add-logical fusion pairs.
6930 * config/rs6000/rs6000-cpus.def: Add new fusion to ISA 3.1 mask
6932 * config/rs6000/rs6000.c (rs6000_option_override_internal): Turn on
6933 logical-add and add-logical fusion by default.
6934 * config/rs6000/rs6000.opt: Add -mpower10-fusion-logical-add and
6935 -mpower10-fusion-add-logical options.
6936 * config/rs6000/fusion.md: Regenerate file.
6938 2021-05-24 Aldy Hernandez <aldyh@redhat.com>
6940 * value-range.cc (irange::legacy_equal_p): Check type when
6941 comparing VR_VARYING types.
6942 (range_tests_legacy): Test comparing VARYING ranges of different
6945 2021-05-24 Wilco Dijkstra <wdijkstr@arm.com>
6947 * config/aarch64/aarch64.c (neoversen1_tunings):
6948 Enable AARCH64_EXTRA_TUNE_CHEAP_SHIFT_EXTEND.
6950 2021-05-24 Wilco Dijkstra <wdijkstr@arm.com>
6952 * config/aarch64/aarch64.c (aarch64_classify_symbol): Use GOT for
6953 extern weak symbols. Limit symbol offsets for non-GOT symbols with
6956 2021-05-24 Christophe Lyon <christophe.lyon@linaro.org>
6958 * config/arm/neon.md (vec_load_lanesxi<mode>)
6959 (vec_store_lanexoi<mode>): Move ...
6960 * config/arm/vec-common.md: here.
6962 2021-05-24 Christophe Lyon <christophe.lyon@linaro.org>
6964 * config/arm/neon.md (vec_load_lanesoi<mode>)
6965 (vec_store_lanesoi<mode>): Move ...
6966 * config/arm/vec-common.md: here.
6968 2021-05-24 liuhongt <hongtao.liu@intel.com>
6971 * config/i386/i386.c (ix86_gimple_fold_builtin): Replacing
6972 stmt with GIMPLE_NOP when lhs doesn't exist.
6974 2021-05-23 Uroš Bizjak <ubizjak@gmail.com>
6977 * config/i386/mmx.md (*push<VI_32:mode>2_rex64):
6978 New instruction pattern.
6979 (*push<VI_32:mode>2): Ditto.
6980 (push splitter for SSE registers): New splitter.
6982 2021-05-23 Andrew Pinski <apinski@marvell.com>
6984 * match.pd ((A & C) != 0 ? D : 0): Limit to non pointer types.
6986 2021-05-22 Aaron Sawdey <acsawdey@linux.ibm.com>
6988 * config/rs6000/genfusion.pl (gen_addadd): Fix incorrect attr types.
6989 * config/rs6000/fusion.md: Regenerate file.
6991 2021-05-21 Aaron Sawdey <acsawdey@linux.ibm.com>
6993 * config/rs6000/genfusion.pl (gen_addadd): New function.
6994 * config/rs6000/fusion.md: Regenerate file.
6995 * config/rs6000/rs6000-cpus.def: Add
6996 OPTION_MASK_P10_FUSION_2ADD to masks.
6997 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6998 Handle default value of OPTION_MASK_P10_FUSION_2ADD.
6999 * config/rs6000/rs6000.opt: Add -mpower10-fusion-2add.
7001 2021-05-21 Jakub Jelinek <jakub@redhat.com>
7004 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT_TARGET): Define.
7005 * gimplify.c (enum gimplify_omp_var_data): Fix up
7006 GOVD_MAP_HAS_ATTACHMENTS value, add GOVD_FIRSTPRIVATE_IMPLICIT.
7007 (omp_lastprivate_for_combined_outer_constructs): If combined target
7008 has GOVD_FIRSTPRIVATE_IMPLICIT set for the decl, change it to
7009 GOVD_MAP | GOVD_SEEN.
7010 (gimplify_scan_omp_clauses): Set GOVD_FIRSTPRIVATE_IMPLICIT for
7011 firstprivate clauses with OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT.
7012 (gimplify_adjust_omp_clauses): For firstprivate clauses with
7013 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT either clear that bit and
7014 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT_TARGET too, or remove it and
7015 let it be replaced by implicit map clause.
7017 2021-05-21 Jakub Jelinek <jakub@redhat.com>
7020 * gimplify.c (omp_lastprivate_for_combined_outer_constructs): New
7022 (gimplify_scan_omp_clauses) <case OMP_CLAUSE_LASTPRIVATE>: Use it.
7023 (gimplify_omp_for): Likewise.
7025 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
7028 * omp-low.c (oacc_privatization_candidate_p): Reject 'static',
7029 'external' in blocks.
7031 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
7034 * flag-types.h (enum openacc_privatization): New.
7035 * params.opt (-param=openacc-privatization): New.
7036 * doc/invoke.texi (openacc-privatization): Document it.
7037 * omp-general.h (get_openacc_privatization_dump_flags): New
7039 * omp-low.c (oacc_privatization_candidate_p): Add diagnostics.
7040 * omp-offload.c (execute_oacc_device_lower)
7041 <IFN_UNIQUE_OACC_PRIVATE>: Re-work diagnostics.
7042 * target.def (goacc.adjust_private_decl): Add 'location_t'
7044 * doc/tm.texi: Regenerate.
7045 * config/gcn/gcn-protos.h (gcn_goacc_adjust_private_decl): Adjust.
7046 * config/gcn/gcn-tree.c (gcn_goacc_adjust_private_decl): Likewise.
7047 * config/nvptx/nvptx.c (nvptx_goacc_adjust_private_decl):
7048 Likewise. Preserve it for...
7049 (nvptx_goacc_expand_var_decl): ... use here.
7051 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
7053 * doc/sourcebuild.texi (Other attributes): Document '__OPTIMIZE__'
7056 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
7059 * omp-low.c (oacc_privatization_candidate_p): New function.
7060 (oacc_privatization_scan_clause_chain)
7061 (oacc_privatization_scan_decl_chain): Use it. Also
7062 'gcc_checking_assert' that we're not seeing duplicates.
7064 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
7067 * omp-offload.c (execute_oacc_device_lower): Skip processing if no
7070 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
7073 * omp-offload.c (execute_oacc_device_lower): Explain.
7075 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
7078 * omp-offload.c (execute_oacc_device_lower)
7079 <IFN_UNIQUE_OACC_PRIVATE>: Diagnose and handle for 'level == -1'
7081 * internal-fn.c (expand_UNIQUE): Don't expect
7082 'IFN_UNIQUE_OACC_PRIVATE'.
7084 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
7087 * omp-low.c (lower_omp_for): Don't evaluate OpenMP 'for' clauses.
7089 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
7092 * config/nvptx/nvptx.c (nvptx_goacc_adjust_private_decl)
7093 (nvptx_goacc_expand_var_decl): Tighten.
7095 2021-05-21 Julian Brown <julian@codesourcery.com>
7096 Chung-Lin Tang <cltang@codesourcery.com>
7097 Thomas Schwinge <thomas@codesourcery.com>
7100 * doc/tm.texi.in (TARGET_GOACC_EXPAND_VAR_DECL)
7101 (TARGET_GOACC_ADJUST_PRIVATE_DECL): Add documentation hooks.
7102 * doc/tm.texi: Regenerate.
7103 * expr.c (expand_expr_real_1): Expand decls using the
7104 expand_var_decl OpenACC hook if defined.
7105 * internal-fn.c (expand_UNIQUE): Handle IFN_UNIQUE_OACC_PRIVATE.
7106 * internal-fn.h (IFN_UNIQUE_CODES): Add OACC_PRIVATE.
7107 * omp-low.c (omp_context): Add oacc_privatization_candidates
7109 (lower_oacc_reductions): Add PRIVATE_MARKER parameter. Insert
7111 (lower_oacc_head_tail): Add PRIVATE_MARKER parameter. Modify
7112 private marker's gimple call arguments, and pass it to
7113 lower_oacc_reductions.
7114 (oacc_privatization_scan_clause_chain)
7115 (oacc_privatization_scan_decl_chain, lower_oacc_private_marker):
7117 (lower_omp_for, lower_omp_target, lower_omp_1): Use these.
7118 * omp-offload.c (convert.h): Include.
7119 (oacc_loop_xform_head_tail): Treat private-variable markers like
7120 fork/join when transforming head/tail sequences.
7121 (struct var_decl_rewrite_info): Add struct.
7122 (oacc_rewrite_var_decl, is_sync_builtin_call): New functions.
7123 (execute_oacc_device_lower): Support rewriting gang-private
7124 variables using target hook, and fix up addr_expr and var_decl
7126 * target.def (adjust_private_decl, expand_var_decl): New hooks.
7127 * config/gcn/gcn-protos.h (gcn_goacc_adjust_gangprivate_decl):
7129 (gcn_goacc_adjust_private_decl): ...this.
7130 * config/gcn/gcn-tree.c (gcn_goacc_adjust_gangprivate_decl):
7132 (gcn_goacc_adjust_private_decl): ...this. Add LEVEL parameter.
7133 * config/gcn/gcn.c (TARGET_GOACC_ADJUST_GANGPRIVATE_DECL): Rename
7134 definition using gcn_goacc_adjust_gangprivate_decl...
7135 (TARGET_GOACC_ADJUST_PRIVATE_DECL): ...to this, using
7136 gcn_goacc_adjust_private_decl.
7137 * config/nvptx/nvptx.c (tree-pretty-print.h): Include.
7138 (gang_private_shared_size): New global variable.
7139 (gang_private_shared_align): Likewise.
7140 (gang_private_shared_sym): Likewise.
7141 (gang_private_shared_hmap): Likewise.
7142 (nvptx_option_override): Initialize these.
7143 (nvptx_file_end): Output gang_private_shared_sym.
7144 (nvptx_goacc_adjust_private_decl, nvptx_goacc_expand_var_decl):
7146 (nvptx_set_current_function): Clear gang_private_shared_hmap.
7147 (TARGET_GOACC_ADJUST_PRIVATE_DECL): Define hook.
7148 (TARGET_GOACC_EXPAND_VAR_DECL): Likewise.
7150 2021-05-21 H.J. Lu <hjl.tools@gmail.com>
7152 * config/i386/i386-modes.def (MAX_BITSIZE_MODE_ANY_INT): Removed.
7154 2021-05-21 Richard Biener <rguenther@suse.de>
7155 H.J. Lu <hjl.tools@gmail.com>
7158 * expr.c (expand_constructor): Elide expand_constructor if
7159 move by pieces is preferred.
7161 2021-05-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7163 * config/aarch64/aarch64-builtins.c (aarch64_call_properties):
7164 Take a flag and mode value as arguments.
7165 (aarch64_modifies_global_state_p): Likewise.
7166 (aarch64_reads_global_state_p): Likewise.
7167 (aarch64_could_trap_p): Likewise.
7168 (aarch64_get_attributes): Likewise.
7169 (aarch64_init_simd_builtins): Adjust callsite of above.
7170 (aarch64_init_fcmla_laneq_builtins): Use aarch64_get_attributes to get
7171 function attributes to apply to builtins.
7172 (aarch64_init_crc32_builtins): Likewise.
7173 (aarch64_init_builtin_rsqrt): Likewise.
7175 2021-05-21 Aaron Sawdey <acsawdey@linux.ibm.com>
7177 * config/rs6000/rs6000.md (define_attr "type"): Add types for fusion.
7178 * config/rs6000/genfusion.pl (gen_ld_cmpi_p10): Use new fusion types.
7179 (gen_2logical): Use new fusion types.
7180 * config/rs6000/fusion.md: Regenerate.
7182 2021-05-21 Uroš Bizjak <ubizjak@gmail.com>
7185 * config/i386/i386-expand.c (ix86_expand_sse_movcc):
7186 Handle V4QI and V2HI modes.
7187 (ix86_expand_sse_movcc): Ditto.
7188 * config/i386/mmx.md (*<sat_plusminus:insn><VI_32:mode>3):
7189 New instruction pattern.
7190 (*eq<VI_32:mode>3): Ditto.
7191 (*gt<VI_32:mode>3): Ditto.
7192 (*xop_pcmov_<VI_32:mode>): Ditto.
7193 (mmx_pblendvb32): Ditto.
7194 (mmx_pblendvb64): Rename from mmx_pblendvb.
7195 (vec_cmp<VI_32:mode><VI_32:mode>): New expander.
7196 (vec_cmpu<VI_32:mode><VI_32:mode>): Ditto.
7197 (vcond<VI_32:mode><VI_32:mode>): Ditto.
7198 (vcondu<VI_32:mode><VI_32:mode>): Ditto.
7199 (vcond_mask_<VI_32:mode><VI_32:mode>): Ditto.
7201 2021-05-21 Jakub Jelinek <jakub@redhat.com>
7203 PR tree-optimization/94589
7204 * tree-ssa-phiopt.c (spaceship_replacement): For integral rhs1 and
7205 rhs2, treat x <= 4 equivalently to x < 5 etc. In cmp1 and cmp2 (if
7206 not the same as cmp3) treat <= the same as < and >= the same as >.
7207 Don't require that cond2_phi_edge is true edge, instead take
7208 false/true edges into account based on cmp1/cmp2 comparison kinds.
7210 2021-05-21 Uroš Bizjak <ubizjak@gmail.com>
7213 * config/i386/mmx.md (SMAXMIN_MMXMODEI): New mode iterator.
7214 (<smaxmin:code><SMAXMIN_MMXMODEI:mode>3): Macroize expander
7215 from <smaxmin:code>v4hi3> and <smaxmin:code><MMXMODE14:mode>3
7216 using SMAXMIN_MMXMODEI mode iterator.
7217 (*<smaxmin:code>v4qi3): New insn pattern.
7218 (*<smaxmin:code>v2hi3): Ditto.
7219 (SMAXMIN_VI_32): New mode iterator.
7220 (<smaxmin:code><SMAXMIN_VI_32>mode3): New expander.
7221 (UMAXMIN_MMXMODEI): New mode iterator.
7222 (<umaxmin:code><UMAXMIN_MMXMODEI:mode>3): Macroize expander
7223 from <umaxmin:code>v8qi3> and <umaxmin:code><MMXMODE24:mode>3
7224 using UMAXMIN_MMXMODEI mode iterator.
7225 (*<umaxmin:code>v4qi3): New insn pattern.
7226 (*<umaxmin:code>v2hi3): Ditto.
7227 (UMAXMIN_VI_32): New mode iterator.
7228 (<umaxmin:code><UMAXMIN_VI_32>mode3): New expander.
7229 (abs<VI_32:mode>2): New insn pattern.
7230 (ssse3_abs<MMXMODEI:mode>2, abs<MMXMODEI:mode>2): Move from ...
7231 * config/i386/sse.md: ... here.
7233 2021-05-20 Clement Chigot <clement.chigot@atos.net>
7234 David Edelsohn <dje.gcc@gmail.com>
7236 * collect2.c (scan_prog_file): Issue non-fatal warning for
7239 2021-05-20 Jonathan Wakely <jwakely@redhat.com>
7241 * doc/invoke.texi (-Wno-c++11-extensions)
7242 (-Wno-c++14-extensions, -Wno-c++17-extensions)
7243 (-Wno-c++20-extensions, -Wno-c++23-extensions): Document
7246 2021-05-20 Indu Bhagat <indu.bhagat@oracle.com>
7248 * config/c6x/c6x.c (c6x_output_file_unwind): Use dwarf_debuginfo_p.
7249 * config/darwin.c (darwin_override_options): Likewise.
7250 * config/i386/cygming.h (DBX_REGISTER_NUMBER): Likewise.
7251 * config/i386/darwin.h (DBX_REGISTER_NUMBER): Likewise.
7252 (DWARF2_FRAME_REG_OUT): Likewise.
7253 * config/mips/mips.c (mips_output_filename): Likewise.
7254 * config/rs6000/rs6000.c (rs6000_xcoff_declare_function_name):
7256 (rs6000_dbx_register_number): Likewise.
7257 * dbxout.c: Include flags.h.
7258 * dwarf2cfi.c (cfi_label_required_p): Likewise.
7259 (dwarf2out_do_frame): Likewise.
7260 * except.c: Include flags.h.
7261 * final.c (dwarf2_debug_info_emitted_p): Likewise.
7262 (final_scan_insn_1): Likewise.
7263 * flags.h (dwarf_debuginfo_p): New function declaration.
7264 * opts.c (dwarf_debuginfo_p): New function definition.
7265 * targhooks.c (default_debug_unwind_info): Use dwarf_debuginfo_p.
7266 * toplev.c (process_options): Likewise.
7268 2021-05-20 Indu Bhagat <indu.bhagat@oracle.com>
7270 * common.opt: Change type to support bitmasks.
7271 * flag-types.h (enum debug_info_type): Rename enumerator constants.
7272 (NO_DEBUG): New bitmask.
7273 (DBX_DEBUG): Likewise.
7274 (DWARF2_DEBUG): Likewise.
7275 (XCOFF_DEBUG): Likewise.
7276 (VMS_DEBUG): Likewise.
7277 (VMS_AND_DWARF2_DEBUG): Likewise.
7278 * flags.h (debug_set_to_format): New function declaration.
7279 (debug_set_count): Likewise.
7280 (debug_set_names): Likewise.
7281 * opts.c (debug_type_masks): Array of bitmasks for debug formats.
7282 (debug_set_to_format): New function definition.
7283 (debug_set_count): Likewise.
7284 (debug_set_names): Likewise.
7285 (set_debug_level): Update access to debug_type_names.
7286 * toplev.c: Likewise.
7288 2021-05-20 Martin Sebor <msebor@redhat.com>
7290 PR middle-end/100684
7291 * tree-ssa-ccp.c (pass_post_ipa_warn::execute): Handle C++ lambda.
7293 2021-05-20 Uroš Bizjak <ubizjak@gmail.com>
7296 * config/i386/i386.md (isa): Remove x64_bmi.
7297 (enabled): Remove x64_bmi.
7298 * config/i386/mmx.md (mmx_andnot<MMXMODEI:mode>3):
7299 Remove general register alternative.
7300 (*andnot<VI_32:mode>3): Ditto.
7301 (*mmx_<any_logic:code><MMXMODEI:mode>3): Ditto.
7302 (*<any_logic:code><VI_32:mode>3): Ditto.
7304 2021-05-20 Kewen Lin <linkw@linux.ibm.com>
7306 * config/arm/arm.c: Include head files tree-vectorizer.h and
7309 2021-05-20 Uroš Bizjak <ubizjak@gmail.com>
7312 * config/i386/mmx.md (Yv_Yw): Revert adding V4QI and V2HI modes.
7313 (*<plusminus:insn><VI_32:mode>3): Use Yw instad of <Yv_Yw> constrint.
7314 (<s>mulv4hi3_highpart): New expander.
7315 (*<s>mulv2hi3_highpart): New insn pattern.
7316 (<s>mulv2hi3_higpart): New expander.
7317 (*<any_shift:insn>v2hi3): New insn pattern.
7318 (<any_shift:insn>v2hi3): New expander.
7319 * config/i386/sse.md (smulhrsv2hi3): New expander.
7320 (*smulhrsv2hi3): New insn pattern.
7322 2021-05-20 Kewen Lin <linkw@linux.ibm.com>
7324 * doc/invoke.texi (vect-inner-loop-cost-factor): Document new
7326 * params.opt (vect-inner-loop-cost-factor): New.
7327 * targhooks.c (default_add_stmt_cost): Replace hardcoded factor
7328 50 with LOOP_VINFO_INNER_LOOP_COST_FACTOR, include head file
7329 tree-vectorizer.h and its required ones.
7330 * config/aarch64/aarch64.c (aarch64_add_stmt_cost): Replace
7331 hardcoded factor 50 with LOOP_VINFO_INNER_LOOP_COST_FACTOR.
7332 * config/arm/arm.c (arm_add_stmt_cost): Likewise.
7333 * config/i386/i386.c (ix86_add_stmt_cost): Likewise.
7334 * config/rs6000/rs6000.c (rs6000_add_stmt_cost): Likewise.
7335 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
7337 (_loop_vec_info::_loop_vec_info): Init inner_loop_cost_factor.
7338 * tree-vectorizer.h (_loop_vec_info): Add inner_loop_cost_factor.
7339 (LOOP_VINFO_INNER_LOOP_COST_FACTOR): New macro.
7341 2021-05-20 Christophe Lyon <christophe.lyon@linaro.org>
7342 Torbjörn Svensson <torbjorn.svensson@st.com>
7345 * doc/cpp.texi (Common Predefined Macros): Document __FILE_NAME__.
7347 2021-05-20 Jakub Jelinek <jakub@redhat.com>
7350 * gimplify.c (gimplify_scan_omp_clauses) <case OMP_CLAUSE_LINEAR>: For
7351 explicit linear clause when combined with target, make it map(tofrom:)
7352 instead of no clause or firstprivate.
7354 2021-05-20 Jakub Jelinek <jakub@redhat.com>
7356 PR tree-optimization/94589
7357 * match.pd ((X & Y) == X -> (X & ~Y) == 0): Simplify even in presence
7358 of integral conversions.
7360 2021-05-19 Andrew MacLeod <amacleod@redhat.com>
7362 * gimple-range.cc (fur_source::get_operand): New.
7363 (gimple_range_fold): Delete.
7364 (fold_using_range::fold_stmt): Move from gimple_ranger::calc_stmt.
7365 (fold_using_range::range_of_range_op): Move from gimple_ranger.
7366 (fold_using_range::range_of_address): Ditto.
7367 (fold_using_range::range_of_phi): Ditto.
7368 (fold_using_range::range_of_call): Ditto.
7369 (fold_using_range::range_of_builtin_ubsan_call): Move from
7370 range_of_builtin_ubsan_call.
7371 (fold_using_range::range_of_builtin_call): Move from
7372 range_of_builtin_call.
7373 (gimple_ranger::range_of_builtin_call): Delete.
7374 (fold_using_range::range_of_cond_expr): Move from gimple_ranger.
7375 (gimple_ranger::fold_range_internal): New.
7376 (gimple_ranger::range_of_stmt): Use new fold_using_range API.
7377 (fold_using_range::range_of_ssa_name_with_loop_info): Move from
7378 gimple_ranger. Improve ranges of SSA_NAMES when possible.
7379 * gimple-range.h (gimple_ranger): Remove various range_of routines.
7380 (class fur_source): New.
7381 (class fold_using_range): New.
7382 (fur_source::fur_source): New.
7384 * vr-values.c (vr_values::extract_range_basic): Use fold_using_range
7385 instead of range_of_builtin_call.
7387 2021-05-19 Jonathan Wakely <jwakely@redhat.com>
7389 * doc/cpp.texi (Common Predefined Macros): Update documentation
7390 for the __GXX_EXPERIMENTAL_CXX0X__ macro.
7392 2021-05-19 Alex Coplan <alex.coplan@arm.com>
7395 * config/arm/arm.md (nonsecure_call_internal): Always ensure
7396 callee's address is in a register.
7398 2021-05-19 Geng Qi <gengqi@linux.alibaba.com>
7400 * common/config/riscv/riscv-common.c
7401 (riscv_subset_list::parsing_subset_version): Properly parse the letter
7403 (riscv_subset_list::parse_std_ext,
7404 riscv_subset_list::parse_multiletter_ext): To handle errors generated
7405 in riscv_subset_list::parsing_subset_version.
7407 2021-05-19 Jonathan Wright <jonathan.wright@arm.com>
7409 * config/aarch64/aarch64-simd.md: Use "neon_move_narrow_q"
7410 type attribute in patterns generating XTN(2).
7412 2021-05-19 Jonathan Wright <jonathan.wright@arm.com>
7414 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_pack_trunc_<mode>):
7415 Remove as duplicate of...
7416 (aarch64_xtn<mode>): This.
7417 (aarch64_xtn2<mode>_le): Move position in file.
7418 (aarch64_xtn2<mode>_be): Move position in file.
7419 (aarch64_xtn2<mode>): Move position in file.
7420 (vec_pack_trunc_<mode>): Define as an expander.
7422 2021-05-19 Jonathan Wright <jonathan.wright@arm.com>
7424 * config/aarch64/aarch64-simd-builtins.def: Split builtin
7425 generation for aarch64_<sur>q<r>shr<u>n_n<mode> pattern into
7426 separate scalar and vector generators.
7427 * config/aarch64/aarch64-simd.md
7428 (aarch64_<sur>q<r>shr<u>n_n<mode>): Define as an expander and
7430 (aarch64_<sur>q<r>shr<u>n_n<mode>_insn_le): This and...
7431 (aarch64_<sur>q<r>shr<u>n_n<mode>_insn_be): This.
7432 * config/aarch64/iterators.md: Define SD_HSDI iterator.
7434 2021-05-19 Jonathn Wright <jonathan.wright@arm.com>
7436 * config/aarch64/aarch64-simd.md: Use UNSPEC_SQXTUN instead
7438 * config/aarch64/iterators.md: Remove UNSPEC_SQXTUN2.
7440 2021-05-19 Jonathan Wright <jonathan.wright@arm.com>
7442 * config/aarch64/aarch64-simd.md (aarch64_<sur>q<r>shr<u>n2_n<mode>):
7443 Implement as an expand emitting a big/little endian
7444 instruction pattern.
7445 (aarch64_<sur>q<r>shr<u>n2_n<mode>_insn_le): Define.
7446 (aarch64_<sur>q<r>shr<u>n2_n<mode>_insn_be): Define.
7448 2021-05-19 Jonathan Wright <jonathan.wright@arm.com>
7450 * config/aarch64/aarch64-simd.md (aarch64_<sur><addsub>hn2<mode>):
7451 Implement as an expand emitting a big/little endian
7452 instruction pattern.
7453 (aarch64_<sur><addsub>hn2<mode>_insn_le): Define.
7454 (aarch64_<sur><addsub>hn2<mode>_insn_be): Define.
7455 * config/aarch64/iterators.md: Remove UNSPEC_[R]ADDHN2 and
7456 UNSPEC_[R]SUBHN2 unspecs and ADDSUBHN2 iterator.
7458 2021-05-19 Richard Biener <rguenther@suse.de>
7460 PR middle-end/100672
7461 * fold-const.c (fold_negate_expr_1): Use element_precision.
7462 (negate_expr_p): Likewise.
7464 2021-05-19 Andre Vieira <andre.simoesdiasvieira@arm.com>
7466 * config/aarch64/iterators.md (SVE_PRED_LOAD): New iterator.
7467 (pred_load): New int attribute.
7468 * config/aarch64/aarch64-sve.md
7469 (aarch64_load_<ANY_EXTEND:optab><SVE_HSDI:mode><SVE_PARTIAL_I:mode>): Use
7470 SVE_PRED_LOAD enum iterator and corresponding pred_load attribute.
7471 * config/aarch64/aarch64-sve-builtins-base.cc (expand): Update call to
7472 code_for_aarch64_load.
7474 2021-05-19 Richard Biener <rguenther@suse.de>
7476 * cfgexpand.c (discover_nonconstant_array_refs_r): Make
7477 sure TARGET_MEM_REF bases are expanded as memory.
7478 * tree-ssa-operands.c (operands_scanner::get_tmr_operands):
7479 Do not mark TARGET_MEM_REF bases addressable.
7480 * tree-ssa.c (non_rewritable_mem_ref_base): Handle
7481 TARGET_MEM_REF bases as never rewritable.
7482 * gimple-walk.c (walk_stmt_load_store_addr_ops): Do not
7483 walk TARGET_MEM_REF bases as address-takens.
7484 * tree-ssa-dce.c (ref_may_be_aliased): Handle TARGET_MEM_REF.
7486 2021-05-19 Richard Biener <rguenther@suse.de>
7488 * builtins.c (get_object_alignment_1): Strip outer
7490 * tree-dfa.c (get_ref_base_and_extent): Handle outer
7491 WITH_SIZE_EXPR for size processing and process the
7493 * tree-ssa-alias.c (ao_ref_base_alias_set): Strip
7494 outer WITH_SIZE_EXPR.
7495 (ao_ref_base_alias_ptr_type): Likewise.
7496 (refs_may_alias_p_2): Allow WITH_SIZE_EXPR in ref->ref
7497 and handle that accordingly, stripping it for the
7499 * tree.c (get_base_address): Handle WITH_SIZE_EXPR by
7500 looking through it instead of returning NULL.
7502 2021-05-19 Jakub Jelinek <jakub@redhat.com>
7504 PR middle-end/100576
7505 * builtins.c (check_read_access): Convert bound to size_type_node if
7508 2021-05-19 Richard Biener <rguenther@suse.de>
7510 * tree-cfg.c (verify_types_in_gimple_min_lval): Inline...
7511 (verify_types_in_gimple_reference): ... here. Sanitize.
7512 (verify_gimple_call): Verify references in LHS and arguments.
7513 (verify_gimple_assign_single): Reject WITH_SIZE_EXPR.
7515 2021-05-19 Uroš Bizjak <ubizjak@gmail.com>
7517 * config/i386/i386.h (VALID_INT_MODE_P):
7518 Add V8QI, V4HI and V2SI modes for TARGET_64BIT.
7519 * config/i386/i386.md (isa): Add x64_bmi.
7520 (enabled): Handle x64_bmi.
7521 * config/i386/mmx.md (mmx_andnot<MMXMODEI:mode>3):
7522 Add alternative using 64bit general registers.
7523 (*mmx_<any_logic:code><MMXMODEI:mode>3): Ditto.
7525 2021-05-19 Jakub Jelinek <jakub@redhat.com>
7528 * tree.h (OMP_MASTER_COMBINED): Define.
7529 * gimplify.c (gimplify_scan_omp_clauses): Rewrite lastprivate
7530 handling for outer combined/composite constructs to a loop.
7531 Handle lastprivate on combined target.
7532 (gimplify_expr): Formatting fix.
7534 2021-05-19 Xionghu Luo <luoxhu@linux.ibm.com>
7536 * passes.def: Add sink_code pass before store_merging.
7537 * tree-ssa-sink.c (pass_sink_code:clone): New.
7539 2021-05-18 Bill Schmidt <wschmidt@linux.ibm.com>
7541 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Remove call to
7542 rs6000_special_adjust_field_align_p.
7543 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
7544 * config/rs6000/rs6000-call.c (rs6000_function_arg_boundary):
7546 (rs6000_function_arg): Likewise.
7547 * config/rs6000/rs6000-protos.h
7548 (rs6000_special_adjust_field_align_p): Remove prototype.
7549 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
7551 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Remove call to
7552 rs6000_special_adjust_field_align_p.
7554 2021-05-18 Uroš Bizjak <ubizjak@gmail.com>
7557 * config/i386/i386.h (VALID_SSE2_REG_MODE):
7558 Add V4QI and V2HI modes.
7559 (VALID_INT_MODE_P): Ditto.
7560 * config/i386/mmx.md (VI_32): New mode iterator.
7561 (mmxvecsize): Handle V4QI and V2HI.
7563 (mov<VI_32:mode>): New expander.
7564 (*mov<mode>_internal): New insn pattern.
7565 (movmisalign<VI_32:mode>): New expander.
7566 (neg<VI_32:mode>): New expander.
7567 (<plusminus:insn><VI_32:mode>3): New expander.
7568 (*<plusminus:insn><VI_32:mode>3): New insn pattern.
7569 (mulv2hi3): New expander.
7570 (*mulv2hi3): New insn pattern.
7571 (one_cmpl<VI_32:mode>2): New expander.
7572 (*andnot<VI_32:mode>3): New insn pattern.
7573 (<any_logic:code><VI_32:mode>3): New expander.
7574 (*<any_logic:code><VI_32:mode>3): New insn pattern.
7576 2021-05-18 Uroš Bizjak <ubizjak@gmail.com>
7578 * config/i386/sse.md (<any_extend:insn>v4qiv4di2):
7579 Fix a mode mismatch with operand 1.
7581 2021-05-18 Uroš Bizjak <ubizjak@gmail.com>
7584 * config/i386/i386-expand.c (split_double_mode): Return
7585 temporary register when simplify_gen_subreg fails with
7586 the high half od the paradoxical subreg.
7588 2021-05-18 Richard Biener <rguenther@suse.de>
7590 * cfgexpand.c (expand_one_var): Pass in forced_stack_var
7591 and honor it when expanding.
7592 (expand_used_vars_for_block): Pass through forced_stack_var.
7593 (expand_used_vars): Likewise.
7594 (discover_nonconstant_array_refs_r): Set bits in
7595 forced_stack_vars instead of marking vars TREE_ADDRESSABLE.
7596 (avoid_type_punning_on_regs): Likewise.
7597 (discover_nonconstant_array_refs): Likewise.
7598 (pass_expand::execute): Create and pass down forced_stack_var
7599 bitmap. For parameters and returns temporarily set
7600 TREE_ADDRESSABLE when expand_function_start.
7602 2021-05-18 Thomas Schwinge <thomas@codesourcery.com>
7604 * doc/sourcebuild.texi: Document 'dg-note'.
7606 2021-05-18 Tobias Burnus <tobias@codesourcery.com>
7609 * configure: Regenerate.
7610 * configure.ac (BUILD_CFLAG, BUILD_CXXFLAGS): Add $(CFLAGS-$@).
7612 2021-05-18 Thomas Schwinge <thomas@codesourcery.com>
7614 * gimple.h (is_gimple_omp_oacc): Tighten.
7615 * omp-low.c (check_omp_nesting_restrictions): Adjust.
7617 2021-05-18 Richard Biener <rguenther@suse.de>
7619 * tree-ssa-operands.c (mark_address_taken): Simplify.
7621 2021-05-18 Martin Liska <mliska@suse.cz>
7623 * config/gcn/mkoffload.c (STR): Redefine.
7624 * config/i386/intelmic-mkoffload.c (STR): Likewise.
7625 * config/nvptx/mkoffload.c (STR): Likewise.
7627 2021-05-18 Martin Liska <mliska@suse.cz>
7629 * common/config/aarch64/aarch64-common.c (aarch64_parse_extension):
7630 Use startswith function instead of strncmp.
7631 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
7632 * common/config/riscv/riscv-common.c (riscv_subset_list::parse): Likewise.
7633 * config/aarch64/aarch64-sve-builtins-shapes.cc (parse_type): Likewise.
7634 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Likewise.
7635 * config/alpha/alpha.c (alpha_elf_section_type_flags): Likewise.
7636 * config/arm/aarch-common.c (arm_md_asm_adjust): Likewise.
7637 * config/arm/arm.c (arm_file_start): Likewise.
7638 (arm_valid_target_attribute_rec): Likewise.
7639 (thumb1_md_asm_adjust): Likewise.
7640 * config/arm/driver-arm.c (host_detect_local_cpu): Likewise.
7641 * config/avr/avr.c (STR_PREFIX_P): Likewise.
7642 (avr_set_current_function): Likewise.
7643 (avr_handle_addr_attribute): Likewise.
7644 (avr_asm_output_aligned_decl_common): Likewise.
7645 (avr_asm_named_section): Likewise.
7646 (avr_section_type_flags): Likewise.
7647 (avr_asm_select_section): Likewise.
7648 * config/c6x/c6x.c (c6x_in_small_data_p): Likewise.
7649 (c6x_section_type_flags): Likewise.
7650 * config/darwin-c.c (darwin_cfstring_ref_p): Likewise.
7651 (darwin_objc_declare_unresolved_class_reference): Likewise.
7652 (darwin_objc_declare_class_definition): Likewise.
7653 * config/darwin.c (indirect_data): Likewise.
7654 (darwin_encode_section_info): Likewise.
7655 (darwin_objc2_section): Likewise.
7656 (darwin_objc1_section): Likewise.
7657 (machopic_select_section): Likewise.
7658 (darwin_globalize_label): Likewise.
7659 (darwin_label_is_anonymous_local_objc_name): Likewise.
7660 (darwin_asm_named_section): Likewise.
7661 (darwin_asm_output_dwarf_offset): Likewise.
7662 * config/frv/frv.c (frv_string_begins_with): Likewise.
7663 (frv_in_small_data_p): Likewise.
7664 * config/gcn/mkoffload.c (STR): Likewise.
7666 * config/i386/i386-builtins.c (get_builtin_code_for_version): Likewise.
7667 * config/i386/i386-options.c (ix86_option_override_internal): Likewise.
7668 * config/i386/i386.c (x86_64_elf_section_type_flags): Likewise.
7669 (ix86_md_asm_adjust): Likewise.
7670 * config/i386/intelmic-mkoffload.c (STR): Likewise.
7671 * config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
7672 (i386_pe_file_end): Likewise.
7673 * config/ia64/ia64.c (ia64_in_small_data_p): Likewise.
7674 (ia64_section_type_flags): Likewise.
7675 * config/mips/driver-native.c (host_detect_local_cpu): Likewise.
7676 * config/mips/mips.c (mips_handle_interrupt_attr): Likewise.
7677 (mips16_stub_function_p): Likewise.
7678 (mips_function_rodata_section): Likewise.
7679 * config/msp430/msp430.c (msp430_mcu_name): Likewise.
7680 (msp430_function_section): Likewise.
7681 (msp430_section_type_flags): Likewise.
7682 (msp430_expand_helper): Likewise.
7683 * config/nios2/nios2.c (nios2_small_section_name_p): Likewise.
7684 (nios2_valid_target_attribute_rec): Likewise.
7685 * config/nvptx/mkoffload.c (process): Likewise.
7687 * config/pa/som.h: Likewise.
7688 * config/pdp11/pdp11.c (pdp11_output_ident): Likewise.
7689 * config/riscv/riscv.c (riscv_elf_select_rtx_section): Likewise.
7690 * config/rs6000/rs6000.c (VTABLE_NAME_P): Likewise.
7691 (rs6000_inner_target_options): Likewise.
7692 * config/s390/driver-native.c (s390_host_detect_local_cpu): Likewise.
7693 * config/sparc/driver-sparc.c (host_detect_local_cpu): Likewise.
7694 * config/vax/vax.c (vax_output_int_move): Likewise.
7695 * config/vms/vms-ld.c (startswith): Likewise.
7696 (process_args): Likewise.
7698 * config/vms/vms.c: Likewise.
7700 2021-05-18 Jakub Jelinek <jakub@redhat.com>
7702 PR rtl-optimization/100590
7703 * regcprop.c (copyprop_hardreg_forward_1): Only DCE dead sets if
7704 they are NONJUMP_INSN_P.
7706 2021-05-18 Jakub Jelinek <jakub@redhat.com>
7709 * function.c (push_dummy_function): Set DECL_ARTIFICIAL and
7710 DECL_ASSEMBLER_NAME on the fn_decl.
7712 2021-05-18 Jakub Jelinek <jakub@redhat.com>
7714 PR tree-optimization/94589
7715 * tree-ssa-phiopt.c (spaceship_replacement): Pattern match
7716 phi result used in (res & ~1) == 0 comparison as res >= 0 as
7717 res == 2 would be UB with -ffinite-math-only.
7719 2021-05-18 Martin Liska <mliska@suse.cz>
7721 * Makefile.in: genversion.o should depend on DATESTAMP.
7723 2021-05-18 Claudiu Zissulescu <claziss@synopsys.com>
7725 * config/arc/simdext.md (negv2si2): Remove round bracket.
7727 2021-05-18 Andreas Krebbel <krebbel@linux.ibm.com>
7729 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Define
7730 _Bool as macro expanding to _Bool.
7732 2021-05-18 Andreas Krebbel <krebbel@linux.ibm.com>
7735 * tree.c (build_reference_type_for_mode)
7736 (build_pointer_type_for_mode): Pick pointer mode if MODE argument
7738 (build_reference_type, build_pointer_type): Invoke
7739 build_*_type_for_mode with VOIDmode.
7741 2021-05-17 Andrew MacLeod <amacleod@redhat.com>
7743 PR tree-optimization/100512
7744 * gimple-range-cache.cc (ranger_cache::set_global_range): Mark const
7745 and non-zero pointer ranges as invariant.
7746 * gimple-range.cc (gimple_ranger::range_of_stmt): Remove pointer
7747 processing from here.
7749 2021-05-17 Tom de Vries <tdevries@suse.de>
7752 * config/nvptx/nvptx-protos.h (nvptx_output_atomic_insn): Declare
7753 * config/nvptx/nvptx.c (nvptx_output_barrier)
7754 (nvptx_output_atomic_insn): New function.
7755 (nvptx_print_operand): Add support for 'B'.
7756 * config/nvptx/nvptx.md: Use nvptx_output_atomic_insn for atomic
7759 2021-05-17 Aldy Hernandez <aldyh@redhat.com>
7761 PR tree-optimization/100349
7762 * vr-values.c (bounds_of_var_in_loop): Bail if scev returns
7765 2021-05-17 Tamar Christina <tamar.christina@arm.com>
7767 * config/aarch64/driver-aarch64.c (DEFAULT_ARCH): New.
7768 (host_detect_local_cpu): Use it.
7770 2021-05-17 Martin Liska <mliska@suse.cz>
7772 * doc/invoke.texi: Add 2 missing dots.
7774 2021-05-17 Marius Hillenbrand <mhillen@linux.ibm.com>
7777 * configure.ac: Replace pattern substitution with call to sed.
7778 * configure: Regenerate.
7780 2021-05-17 Richard Biener <rguenther@suse.de>
7782 PR middle-end/100582
7783 * tree.c (array_at_struct_end_p): Get to the base of the
7784 reference before looking for the underlying decl.
7786 2021-05-17 Joern Rennecke <joern.rennecke@embecosm.com>
7788 * genoutput.c (validate_insn_alternatives) Make "wrong number of
7789 alternatives" message more specific, and remove assumption on where
7792 2021-05-17 Christophe Lyon <christophe.lyon@linaro.org>
7794 * config/arm/iterators.md (V16): New iterator.
7795 (VH_cvtto): New iterator.
7796 (v_cmp_result): Added V4HF and V8HF support.
7797 * config/arm/vec-common.md (vec_cmp<mode><v_cmp_result>): Use VDQWH.
7798 (vcond<mode><mode>): Likewise.
7799 (vcond_mask_<mode><v_cmp_result>): Likewise.
7800 (vcond<VH_cvtto><mode>): New expander.
7802 2021-05-17 Christophe Lyon <christophe.lyon@linaro.org>
7804 * config/arm/arm-protos.h (arm_expand_vector_compare): Update
7806 * config/arm/arm.c (arm_expand_vector_compare): Add support for
7808 (arm_expand_vcond): Likewise.
7809 * config/arm/iterators.md (supf): Remove VCMPNEQ_S, VCMPEQQ_S,
7810 VCMPEQQ_N_S, VCMPNEQ_N_S.
7811 (VCMPNEQ, VCMPEQQ, VCMPEQQ_N, VCMPNEQ_N): Remove.
7812 * config/arm/mve.md (@mve_vcmp<mve_cmp_op>q_<mode>): Add '@' prefix.
7813 (@mve_vcmp<mve_cmp_op>q_f<mode>): Likewise.
7814 (@mve_vcmp<mve_cmp_op>q_n_f<mode>): Likewise.
7815 (@mve_vpselq_<supf><mode>): Likewise.
7816 (@mve_vpselq_f<mode>"): Likewise.
7817 * config/arm/neon.md (vec_cmp<mode><v_cmp_result): Enable for MVE
7818 and move to vec-common.md.
7819 (vec_cmpu<mode><mode>): Likewise.
7820 (vcond<mode><mode>): Likewise.
7821 (vcond<V_cvtto><mode>): Likewise.
7822 (vcondu<mode><v_cmp_result>): Likewise.
7823 (vcond_mask_<mode><v_cmp_result>): Likewise.
7824 * config/arm/unspecs.md (VCMPNEQ_U, VCMPNEQ_S, VCMPEQQ_S)
7825 (VCMPEQQ_N_S, VCMPNEQ_N_S, VCMPEQQ_U, CMPEQQ_N_U, VCMPNEQ_N_U)
7826 (VCMPGEQ_N_S, VCMPGEQ_S, VCMPGTQ_N_S, VCMPGTQ_S, VCMPLEQ_N_S)
7827 (VCMPLEQ_S, VCMPLTQ_N_S, VCMPLTQ_S, VCMPCSQ_N_U, VCMPCSQ_U)
7828 (VCMPHIQ_N_U, VCMPHIQ_U): Remove.
7829 * config/arm/vec-common.md (vec_cmp<mode><v_cmp_result): Moved
7831 (vec_cmpu<mode><mode>): Likewise.
7832 (vcond<mode><mode>): Likewise.
7833 (vcond<V_cvtto><mode>): Likewise.
7834 (vcondu<mode><v_cmp_result>): Likewise.
7835 (vcond_mask_<mode><v_cmp_result>): Likewise. Added unsafe math
7838 2021-05-17 liuhongt <hongtao.liu@intel.com>
7841 * config/i386/i386.c (ix86_gimple_fold_builtin): Use
7842 gsi_insert_seq_before instead.
7844 2021-05-17 Christophe Lyon <christophe.lyon@linaro.org>
7846 * doc/sourcebuild.texi (arm_qbit_ok): Rename into...
7847 (arm_sat_ok): ...this.
7849 2021-05-17 Martin Liska <mliska@suse.cz>
7851 * lto-wrapper.c (merge_flto_options): Factor out a new function.
7852 (merge_and_complain): Use it.
7853 (run_gcc): Merge also linker command line -flto=foo argument
7856 2021-05-16 Christophe Lyon <christophe.lyon@linaro.org>
7858 * config/arm/arm.h (CPP_SPEC): Remove error message about
7859 -mlittle-endian/-mbig-endian conflict.
7861 2021-05-15 Bill Schmidt <wschmidt@linux.ibm.com>
7863 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Define
7864 __ROP_PROTECT__ if -mrop-protect is selected.
7866 2021-05-15 Bill Schmidt <wschmidt@linux.ibm.com>
7868 * config/rs6000/rs6000-internal.h (rs6000_stack): Add
7869 rop_hash_save_offset and rop_hash_size.
7870 * config/rs6000/rs6000-logue.c (rs6000_stack_info): Compute
7871 rop_hash_size and rop_hash_save_offset.
7872 (debug_stack_info): Dump rop_hash_save_offset and rop_hash_size.
7873 (rs6000_emit_prologue): Emit hashst[p] in prologue.
7874 (rs6000_emit_epilogue): Emit hashchk[p] in epilogue.
7875 * config/rs6000/rs6000.md (unspec): Add UNSPEC_HASHST and
7877 (hashst): New define_insn.
7878 (hashchk): Likewise.
7880 2021-05-15 Bill Schmidt <wschmidt@linux.ibm.com>
7882 * config/rs6000/rs6000.c (rs6000_option_override_internal):
7883 Disable shrink wrap when inserting ROP-protect instructions.
7884 * config/rs6000/rs6000.opt (mrop-protect): New option.
7885 (mprivileged): Likewise.
7886 * doc/invoke.texi: Document mrop-protect and mprivileged.
7888 2021-05-15 Hans-Peter Nilsson <hp@axis.com>
7890 * reorg.c (fill_slots_from_thread): Reinstate code typoed out in
7893 2021-05-15 Martin Jambor <mjambor@suse.cz>
7896 2021-05-13 Martin Jambor <mjambor@suse.cz>
7898 PR tree-optimization/100453
7899 * tree-sra.c (sra_modify_assign): All const base accesses do not
7900 need refreshing, not just those from decl_pool.
7901 (sra_modify_assign): Do not refresh into a const base decl.
7903 2021-05-15 Jakub Jelinek <jakub@redhat.com>
7905 PR rtl-optimization/100342
7906 * regcprop.c (copy_value): When copying a source reg in a wider
7907 mode than it has recorded for the value, adjust recorded destination
7908 mode too or punt if !REG_CAN_CHANGE_MODE_P.
7910 2021-05-14 Jason Merrill <jason@redhat.com>
7912 * intl.h: Add comments.
7914 2021-05-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7916 * config/aarch64/aarch64-simd.md
7917 (aarch64_sqdml<SBINQOPS:as>l2_lane<mode>_internal): Split into...
7918 (aarch64_sqdmlsl2_lane<mode>_internal): ... This...
7919 (aarch64_sqdmlal2_lane<mode>_internal): ... And this.
7920 (aarch64_sqdml<SBINQOPS:as>l2_laneq<mode>_internal): Split into ...
7921 (aarch64_sqdmlsl2_laneq<mode>_internal): ... This...
7922 (aarch64_sqdmlal2_laneq<mode>_internal): ... And this.
7923 (aarch64_sqdml<SBINQOPS:as>l2_n<mode>_internal): Split into...
7924 (aarch64_sqdmlsl2_n<mode>_internal): ... This...
7925 (aarch64_sqdmlal2_n<mode>_internal): ... And this.
7927 2021-05-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7930 * config/arm/arm_neon.h (vtst_s8): Replace call to vtst builtin with it's
7931 boolean logic equivalent.
7932 (vtst_s16): Likewise.
7933 (vtst_s32): Likewise.
7934 (vtst_u8): Likewise.
7935 (vtst_u16): Likewise.
7936 (vtst_u32): Likewise.
7937 (vtst_p8): Likewise.
7938 (vtst_p16): Likewise.
7939 (vtstq_s8): Likewise.
7940 (vtstq_s16): Likewise.
7941 (vtstq_s32): Likewise.
7942 (vtstq_u8): Likewise.
7943 (vtstq_u16): Likewise.
7944 (vtstq_u32): Likewise.
7945 (vtstq_p8): Likewise.
7946 (vtstq_p16): Likewise.
7947 * config/arm/arm_neon_builtins.def: Remove entry for vtst.
7948 * config/arm/neon.md (neon_vtst<mode>): Remove pattern.
7950 2021-05-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7952 * config/aarch64/aarch64-simd.md (aarch64_sqdmlal2<mode>): Merge into...
7953 (aarch64_sqdml<SBINQOPS:as>l2<mode>): ... This.
7954 (aarch64_sqdmlsl2<mode>): Delete.
7955 (aarch64_sqdmlal2_lane<mode>): Merge this...
7956 (aarch64_sqdmlsl2_lane<mode>): ... And this...
7957 (aarch64_sqdml<SBINQOPS:as>l2_lane<mode>): ... Into this.
7958 (aarch64_sqdmlal2_laneq<mode>): Merge this...
7959 (aarch64_sqdmlsl2_laneq<mode>): ... And this...
7960 (aarch64_sqdml<SBINQOPS:as>l2_laneq<mode>): ... Into this.
7961 (aarch64_sqdmlal2_n<mode>): Merge this...
7962 (aarch64_sqdmlsl2_n<mode>): ... And this...
7963 (aarch64_sqdml<SBINQOPS:as>l2_n<mode>): ... Into this.
7965 2021-05-13 Martin Sebor <msebor@redhat.com>
7967 PR middle-end/100574
7968 * builtins.c (access_ref::get_ref): Improve detection of PHIs with
7971 2021-05-13 Martin Sebor <msebor@redhat.com>
7973 PR tree-optimization/93100
7975 * tree-ssa-uninit.c (check_defs): Exclude intrinsic functions that
7976 don't modify referenced objects.
7978 2021-05-13 Martin Jambor <mjambor@suse.cz>
7980 PR tree-optimization/100453
7981 * tree-sra.c (sra_modify_assign): All const base accesses do not
7982 need refreshing, not just those from decl_pool.
7983 (sra_modify_assign): Do not refresh into a const base decl.
7985 2021-05-13 Martin Liska <mliska@suse.cz>
7987 * tree-ssa-dom.c: Remove m_simplifier.
7989 2021-05-13 Richard Earnshaw <rearnsha@arm.com>
7992 * config/arm/arm.c (arm_canonicalize_comparison): Correctly
7993 canonicalize DImode inequality comparisons against the
7994 maximum integral value.
7996 2021-05-13 Jakub Jelinek <jakub@redhat.com>
7998 PR tree-optimization/98856
7999 * config/i386/i386.c (ix86_shift_rotate_cost): Add CODE argument.
8000 Expect V2DI and V4DI arithmetic right shifts to be emulated.
8001 (ix86_rtx_costs, ix86_add_stmt_cost): Adjust ix86_shift_rotate_cost
8003 * config/i386/i386-expand.c (expand_vec_perm_2perm_interleave,
8004 expand_vec_perm_2perm_pblendv): New functions.
8005 (ix86_expand_vec_perm_const_1): Use them.
8006 * config/i386/sse.md (ashr<mode>3<mask_name>): Rename to ...
8007 (<mask_codefor>ashr<mode>3<mask_name>): ... this.
8008 (ashr<mode>3): New define_expand with VI248_AVX512BW iterator.
8009 (ashrv4di3): New define_expand.
8010 (ashrv2di3): Change condition to TARGET_SSE2, handle !TARGET_XOP
8011 and !TARGET_AVX512VL expansion.
8013 2021-05-13 Uroš Bizjak <ubizjak@gmail.com>
8016 * config/i386/i386-expand.c (ix86_expand_sse_movcc): Force mode
8017 sizes < 16 to a register when constructing vpcmov pattern.
8018 * config/i386/mmx.md (*xop_pcmov_<mode>): Use MMXMODE124 mode.
8020 2021-05-13 Martin Liska <mliska@suse.cz>
8022 * gcov-io.c (gcov_write_block): Remove.
8023 (gcov_write_words): Likewise.
8024 (gcov_read_words): Re-implement using gcov_read_bytes.
8025 (gcov_allocate): Remove.
8026 (GCOV_BLOCK_SIZE): Likewise.
8027 (struct gcov_var): Remove most of the fields.
8028 (gcov_position): Implement with ftell.
8029 (gcov_rewrite): Remove setting of start and offset fields.
8030 (from_file): Re-format.
8031 (gcov_open): Remove setbuf call. It should not be needed.
8032 (gcov_close): Remove internal buffer handling.
8033 (gcov_magic): Use __builtin_bswap32.
8034 (gcov_write_counter): Use directly gcov_write_unsigned.
8035 (gcov_write_string): Use direct fwrite and do not round
8037 (gcov_seek): Use directly fseek.
8038 (gcov_write_tag): Use gcov_write_unsigned directly.
8039 (gcov_write_length): Likewise.
8040 (gcov_write_tag_length): Likewise.
8041 (gcov_read_bytes): Use directly fread.
8042 (gcov_read_unsigned): Use gcov_read_words.
8043 (gcov_read_counter): Likewise.
8044 (gcov_read_string): Use gcov_read_bytes.
8045 * gcov-io.h (GCOV_WORD_SIZE): Adjust to reflect
8046 that size is not in bytes, but words (4B).
8047 (GCOV_TAG_FUNCTION_LENGTH): Likewise.
8048 (GCOV_TAG_ARCS_LENGTH): Likewise.
8049 (GCOV_TAG_ARCS_NUM): Likewise.
8050 (GCOV_TAG_COUNTER_LENGTH): Likewise.
8051 (GCOV_TAG_COUNTER_NUM): Likewise.
8052 (GCOV_TAG_SUMMARY_LENGTH): Likewise.
8054 2021-05-13 liuhongt <hongtao.liu@intel.com>
8057 * config/i386/sse.md (ssedoublevecmode): Add attribute for
8058 V64QI/V32HI/V16SI/V4DI.
8059 (ssehalfvecmode): Add attribute for V2DI/V2DF.
8060 (*vec_concatv4si_0): Extend to VI124_128.
8061 (*vec_concat<mode>_0): New pre-reload splitter.
8062 * config/i386/predicates.md (movq_parallel): New predicate.
8064 2021-05-13 Alexandre Oliva <oliva@adacore.com>
8066 * targhooks.c (default_zero_call_used_regs): Retry using
8067 successfully-zeroed registers as sources.
8069 2021-05-12 Tobias Burnus <tobias@codesourcery.com>
8071 * omp-low.c (finish_taskreg_scan): Use the proper detach decl.
8073 2021-05-12 Aldy Hernandez <aldyh@redhat.com>
8076 * gimple-range.cc (range_of_builtin_call): Skip out on
8077 processing __builtin_clz when varying.
8079 2021-05-12 Tom de Vries <tdevries@suse.de>
8082 * config/nvptx/nvptx-opts.h (enum ptx_version): New enum.
8083 * config/nvptx/nvptx.c (nvptx_file_start): Print .version according
8084 to ptx_version_option.
8085 * config/nvptx/nvptx.h (TARGET_PTX_6_3): Define.
8086 * config/nvptx/nvptx.md (define_insn "nvptx_shuffle<mode>")
8087 (define_insn "nvptx_vote_ballot"): Use sync variant for
8089 * config/nvptx/nvptx.opt (ptx_version): Add enum.
8091 * doc/invoke.texi (Nvidia PTX Options): Add mptx item.
8093 2021-05-12 Richard Biener <rguenther@suse.de>
8095 PR tree-optimization/100566
8096 * tree-ssa-sccvn.c (dominated_by_p_w_unex): Properly handle
8097 allow_back for all edge queries.
8099 2021-05-12 liuhongt <hongtao.liu@intel.com>
8102 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Add
8103 splitters for pblendvb of NOT mask register.
8105 2021-05-12 Richard Biener <rguenther@suse.de>
8107 PR tree-optimization/100519
8108 * tree-ssa-reassoc.c (can_associate_p): Split into...
8109 (can_associate_op_p): ... this
8110 (can_associate_type_p): ... and this.
8111 (is_reassociable_op): Call can_associate_op_p.
8112 (break_up_subtract_bb): Call the appropriate predicates.
8113 (reassociate_bb): Likewise.
8115 2021-05-12 Martin Liska <mliska@suse.cz>
8117 * lto-wrapper.c (merge_and_complain): Merge -flto=arg options.
8118 (run_gcc): Use -flto argument detection for merged
8121 2021-05-12 Martin Liska <mliska@suse.cz>
8123 * lto-wrapper.c (print_lto_docs_link): New function.
8124 (run_gcc): Print warning about missing job server detection
8125 after we know NR of partitions. Do the same for -flto{,=1}.
8126 * opts.c (get_option_html_page): Support -flto option.
8128 2021-05-12 Martin Liska <mliska@suse.cz>
8130 * lto-wrapper.c (get_options_from_collect_gcc_options): Change
8132 (append_option): Remove.
8133 (find_option): Rework to use the vector type.
8134 (remove_option): Remove.
8135 (merge_and_complain): Use vectors for cl_decoded_option data
8137 (append_compiler_options): Likewise.
8138 (append_diag_options): Likewise.
8139 (append_linker_options): Likewise.
8140 (append_offload_options): Likewise.
8141 (compile_offload_image): Likewise.
8142 (compile_images_for_offload_targets): Likewise.
8143 (find_and_merge_options): Likewise.
8144 (run_gcc): Likewise.
8146 2021-05-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
8149 * dwarf2out.c (dwarf2out_finish): Set
8150 have_multiple_function_sections with multi-range text_section.
8152 2021-05-12 Martin Liska <mliska@suse.cz>
8155 * Makefile.in: Remove version.h from linker command line.
8157 2021-05-12 Richard Biener <rguenther@suse.de>
8159 PR middle-end/100547
8160 * rtl.h (rtvec_alloc): Make argument size_t.
8161 * rtl.c (rtvec_alloc): Verify the count is less than INT_MAX.
8163 2021-05-12 Jakub Jelinek <jakub@redhat.com>
8165 PR middle-end/100508
8166 * cfgexpand.c (expand_debug_expr): For DEBUG_EXPR_DECL with vector
8167 type, don't reuse DECL_RTL if it has different mode, instead force
8168 creation of a new DEBUG_EXPR.
8170 2021-05-12 Jakub Jelinek <jakub@redhat.com>
8171 Marc Glisse <marc.glisse@inria.fr>
8173 PR tree-optimization/94589
8174 * match.pd ((X & Y) == X -> (X & ~Y) == 0,
8175 (X | Y) == Y -> (X & ~Y) == 0): New GIMPLE simplifications.
8177 2021-05-12 Uroš Bizjak <ubizjak@gmail.com>
8180 * config/i386/i386-expand.c (ix86_expand_sse_movcc): Handle V2SF mode.
8181 * config/i386/mmx.md (MMXMODE124): New mode iterator.
8183 (mmxintvecmode): New mode attribute.
8184 (mmxintvecmodelower): Ditto.
8185 (*mmx_maskcmpv2sf3_comm): New insn pattern.
8186 (*mmx_maskcmpv2sf3): Ditto.
8187 (vec_cmpv2sfv2si): New expander.
8188 (vcond<V2FI:mode>v2si): Ditto.
8189 (mmx_vlendvps): New insn pattern.
8190 (vcond<MMXMODE124:mode><MMXMODEI:mode>): Also handle V2SFmode.
8191 (vcondu<MMXMODE124:mode><MMXMODEI:mode>): Ditto.
8192 (vcond_mask_<mode><mmxintvecmodelower>): Ditto.
8194 2021-05-11 Martin Sebor <msebor@redhat.com>
8197 * expr.c (expand_expr_real_1): Replace unreachable code with an assert.
8199 2021-05-11 Richard Biener <rguenther@suse.de>
8201 * gimple-fold.c (gimple_fold_call): Do not call
8202 maybe_fold_reference on call arguments or the static chain.
8203 (fold_stmt_1): Do not call maybe_fold_reference on GIMPLE_ASM
8206 2021-05-11 Martin Liska <mliska@suse.cz>
8208 * builtins.def (DEF_HSAIL_BUILTIN): Remove.
8209 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
8210 (DEF_HSAIL_SAT_BUILTIN): Likewise.
8211 (DEF_HSAIL_INTR_BUILTIN): Likewise.
8212 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
8213 * doc/frontends.texi: Remove BRIG.
8214 * doc/install.texi: Likewise.
8215 * doc/invoke.texi: Likewise.
8216 * doc/standards.texi: Likewise.
8217 * brig-builtins.def: Removed.
8218 * brig/ChangeLog: Removed.
8219 * brig/Make-lang.in: Removed.
8220 * brig/brig-builtins.h: Removed.
8221 * brig/brig-c.h: Removed.
8222 * brig/brig-lang.c: Removed.
8223 * brig/brigfrontend/brig-arg-block-handler.cc: Removed.
8224 * brig/brigfrontend/brig-atomic-inst-handler.cc: Removed.
8225 * brig/brigfrontend/brig-basic-inst-handler.cc: Removed.
8226 * brig/brigfrontend/brig-branch-inst-handler.cc: Removed.
8227 * brig/brigfrontend/brig-cmp-inst-handler.cc: Removed.
8228 * brig/brigfrontend/brig-code-entry-handler.cc: Removed.
8229 * brig/brigfrontend/brig-code-entry-handler.h: Removed.
8230 * brig/brigfrontend/brig-comment-handler.cc: Removed.
8231 * brig/brigfrontend/brig-control-handler.cc: Removed.
8232 * brig/brigfrontend/brig-copy-move-inst-handler.cc: Removed.
8233 * brig/brigfrontend/brig-cvt-inst-handler.cc: Removed.
8234 * brig/brigfrontend/brig-fbarrier-handler.cc: Removed.
8235 * brig/brigfrontend/brig-function-handler.cc: Removed.
8236 * brig/brigfrontend/brig-function.cc: Removed.
8237 * brig/brigfrontend/brig-function.h: Removed.
8238 * brig/brigfrontend/brig-inst-mod-handler.cc: Removed.
8239 * brig/brigfrontend/brig-label-handler.cc: Removed.
8240 * brig/brigfrontend/brig-lane-inst-handler.cc: Removed.
8241 * brig/brigfrontend/brig-machine.c: Removed.
8242 * brig/brigfrontend/brig-machine.h: Removed.
8243 * brig/brigfrontend/brig-mem-inst-handler.cc: Removed.
8244 * brig/brigfrontend/brig-module-handler.cc: Removed.
8245 * brig/brigfrontend/brig-queue-inst-handler.cc: Removed.
8246 * brig/brigfrontend/brig-seg-inst-handler.cc: Removed.
8247 * brig/brigfrontend/brig-signal-inst-handler.cc: Removed.
8248 * brig/brigfrontend/brig-to-generic.cc: Removed.
8249 * brig/brigfrontend/brig-to-generic.h: Removed.
8250 * brig/brigfrontend/brig-util.cc: Removed.
8251 * brig/brigfrontend/brig-util.h: Removed.
8252 * brig/brigfrontend/brig-variable-handler.cc: Removed.
8253 * brig/brigfrontend/hsa-brig-format.h: Removed.
8254 * brig/brigfrontend/phsa.h: Removed.
8255 * brig/brigspec.c: Removed.
8256 * brig/config-lang.in: Removed.
8257 * brig/gccbrig.texi: Removed.
8258 * brig/lang-specs.h: Removed.
8259 * brig/lang.opt: Removed.
8261 2021-05-11 Richard Biener <rguenther@suse.de>
8264 * ipa-param-manipulation.c
8265 (ipa_param_body_adjustments::modify_call_stmt): Avoid
8266 altering SSA_NAME_DEF_STMT by adjusting the calls LHS
8267 via gimple_call_lhs_ptr.
8269 2021-05-11 Alex Coplan <alex.coplan@arm.com>
8272 * config/arm/arm.c (cmse_nonsecure_call_inline_register_clear):
8273 Avoid emitting CFA adjusts on the sp if we have the fp.
8275 2021-05-11 Richard Sandiford <richard.sandiford@arm.com>
8277 * config/aarch64/iterators.md (VMUL_CHANGE_NLANES): Delete.
8278 (VMULD): New iterator.
8279 (VCOND): Handle V4HF and V8HF.
8280 (VCONQ): Fix entry for V2SF.
8281 * config/aarch64/aarch64-simd.md (mul_lane<mode>3): Use VMULD
8282 instead of VMUL. Use a 64-bit vector mode for the indexed operand.
8283 (*aarch64_mul3_elt_<vswap_width_name><mode>): Merge with...
8284 (mul_laneq<mode>3): ...this define_insn. Use VMUL instead of VDQSF.
8285 Use a 128-bit vector mode for the indexed operand. Use stype for
8286 the scheduling type.
8288 2021-05-11 Richard Biener <rguenther@suse.de>
8290 * gimple-fold.c (maybe_fold_reference): Only return
8291 is_gimple_min_invariant values.
8293 2021-05-11 Richard Biener <rguenther@suse.de>
8295 PR middle-end/100509
8296 * gimple-fold.c (fold_gimple_assign): Only call
8297 get_symbol_constant_value on register type symbols.
8299 2021-05-11 Srinath Parvathaneni <srinath.parvathaneni@arm.com>
8300 Joe Ramsay <joe.ramsay@arm.com>
8303 * config/arm/arm_mve.h (__arm_vstrwq_scatter_offset): Fix wrong arguments.
8304 (__arm_vcmpneq): Remove duplicate definition.
8305 (__arm_vstrwq_scatter_offset_p): Likewise.
8306 (__arm_vmaxq_x): Likewise.
8307 (__arm_vmlsdavaq): Likewise.
8308 (__arm_vmlsdavaxq): Likewise.
8309 (__arm_vmlsdavq_p): Likewise.
8310 (__arm_vmlsdavxq_p): Likewise.
8311 (__arm_vrmlaldavhaq): Likewise.
8312 (__arm_vstrbq_p): Likewise.
8313 (__arm_vstrbq_scatter_offset): Likewise.
8314 (__arm_vstrbq_scatter_offset_p): Likewise.
8315 (__arm_vstrdq_scatter_offset): Likewise.
8316 (__arm_vstrdq_scatter_offset_p): Likewise.
8317 (__arm_vstrdq_scatter_shifted_offset): Likewise.
8318 (__arm_vstrdq_scatter_shifted_offset_p): Likewise.
8320 2021-05-11 Jakub Jelinek <jakub@redhat.com>
8322 PR middle-end/100471
8323 * omp-low.c (lower_omp_task_reductions): For OMP_TASKLOOP, if data
8324 is 0, bypass the reduction loop including
8325 GOMP_taskgroup_reduction_unregister call.
8327 2021-05-11 Kewen Lin <linkw@linux.ibm.com>
8329 * config/rs6000/rs6000.c (struct rs6000_cost_data): New member
8331 (rs6000_density_test): Early return if costing_for_scalar is true.
8332 (rs6000_init_cost): Init costing_for_scalar of rs6000_cost_data.
8334 2021-05-11 Kewen Lin <linkw@linux.ibm.com>
8336 * doc/tm.texi: Regenerated.
8337 * target.def (init_cost): Add new parameter costing_for_scalar.
8338 * targhooks.c (default_init_cost): Adjust for new parameter.
8339 * targhooks.h (default_init_cost): Likewise.
8340 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Likewise.
8341 (vect_compute_single_scalar_iteration_cost): Likewise.
8342 (vect_analyze_loop_2): Likewise.
8343 * tree-vect-slp.c (_bb_vec_info::_bb_vec_info): Likewise.
8344 (vect_bb_vectorization_profitable_p): Likewise.
8345 * tree-vectorizer.h (init_cost): Likewise.
8346 * config/aarch64/aarch64.c (aarch64_init_cost): Likewise.
8347 * config/i386/i386.c (ix86_init_cost): Likewise.
8348 * config/rs6000/rs6000.c (rs6000_init_cost): Likewise.
8350 2021-05-11 Kewen Lin <linkw@linux.ibm.com>
8352 * config/rs6000/rs6000.c (rs6000_vect_nonmem): Renamed to
8353 vect_nonmem and moved into...
8354 (struct rs6000_cost_data): ...here.
8355 (rs6000_init_cost): Use vect_nonmem of cost_data instead.
8356 (rs6000_add_stmt_cost): Likewise.
8357 (rs6000_finish_cost): Likewise.
8359 2021-05-10 Eric Botcazou <ebotcazou@adacore.com>
8361 * range-op.cc (get_bool_state): Adjust head comment.
8362 (operator_not_equal::op1_range): Fix comment.
8363 (operator_bitwise_xor::op1_range): Remove call to gcc_unreachable.
8365 2021-05-10 Martin Sebor <msebor@redhat.com>
8367 PR middle-end/100425
8368 PR middle-end/100510
8369 * gimple-ssa-warn-alloca.c (pass_walloca::firast_time_p): Rename...
8370 (pass_walloca::xlimit_certain_p): ...to this.
8371 (pass_walloca::gate): Execute for any kind of handled warning.
8372 (pass_walloca::execute): Avoid issuing "maybe" and "unbounded"
8373 warnings when xlimit_certain_p is set.
8375 2021-05-10 Pat Haugen <pthaugen@linux.ibm.com>
8377 * config/rs6000/rs6000.c (rs6000_ira_change_pseudo_allocno_class):
8378 Return ALTIVEC_REGS if that is best_class.
8379 (rs6000_compute_pressure_classes): Add ALTIVEC_REGS.
8381 2021-05-10 Christophe Lyon <christophe.lyon@linaro.org>
8383 * config/arm/arm.h (CPP_SPEC): Remove error message about
8386 2021-05-10 Martin Jambor <mjambor@suse.cz>
8388 * ipa-prop.h (IPA_NODE_REF): Removed.
8389 (IPA_NODE_REF_GET_CREATE): Likewise.
8390 (IPA_EDGE_REF): Likewise.
8391 (IPA_EDGE_REF_GET_CREATE): Likewise.
8392 (IS_VALID_JUMP_FUNC_INDEX): Likewise.
8393 * ipa-cp.c (print_all_lattices): Replaced IPA_NODE_REF with a direct
8394 use of ipa_node_params_sum.
8395 (ipcp_versionable_function_p): Likewise.
8396 (push_node_to_stack): Likewise.
8397 (pop_node_from_stack): Likewise.
8398 (set_single_call_flag): Replaced two IPA_NODE_REF with one single
8399 direct use of ipa_node_params_sum.
8400 (initialize_node_lattices): Replaced IPA_NODE_REF with a direct use of
8401 ipa_node_params_sum.
8402 (ipa_context_from_jfunc): Replaced IPA_EDGE_REF with a direct use of
8404 (ipcp_verify_propagated_values): Replaced IPA_NODE_REF with a direct
8405 use of ipa_node_params_sum.
8406 (self_recursively_generated_p): Likewise.
8407 (propagate_scalar_across_jump_function): Likewise.
8408 (propagate_context_across_jump_function): Replaced IPA_EDGE_REF with a
8409 direct use of ipa_edge_args_sum, moved the lookup after the early
8410 exit. Replaced IPA_NODE_REF with a direct use of ipa_node_params_sum.
8411 (propagate_bits_across_jump_function): Replaced IPA_NODE_REF with
8412 direct uses of ipa_node_params_sum.
8413 (propagate_vr_across_jump_function): Likewise.
8414 (propagate_aggregate_lattice): Likewise.
8415 (propagate_aggs_across_jump_function): Likewise.
8416 (propagate_constants_across_call): Likewise, also replaced
8417 IPA_EDGE_REF with a direct use of ipa_edge_args_sum.
8418 (good_cloning_opportunity_p): Replaced IPA_NODE_REF with a direct use
8419 of ipa_node_params_sum.
8420 (estimate_local_effects): Likewise.
8421 (add_all_node_vals_to_toposort): Likewise.
8422 (propagate_constants_topo): Likewise.
8423 (ipcp_propagate_stage): Likewise.
8424 (ipcp_discover_new_direct_edges): Likewise.
8425 (calls_same_node_or_its_all_contexts_clone_p): Likewise.
8426 (cgraph_edge_brings_value_p): Likewise (in both overloaded functions).
8427 (get_info_about_necessary_edges): Likewise.
8428 (want_remove_some_param_p): Likewise.
8429 (create_specialized_node): Likewise.
8430 (self_recursive_pass_through_p): Likewise.
8431 (self_recursive_agg_pass_through_p): Likewise.
8432 (find_more_scalar_values_for_callers_subset): Likewise and also
8433 replaced IPA_EDGE_REF with direct uses of ipa_edge_args_sum, in one
8434 case replacing two of those with a single query.
8435 (find_more_contexts_for_caller_subset): Likewise for the
8436 ipa_polymorphic_call_context overload.
8437 (intersect_aggregates_with_edge): Replaced IPA_EDGE_REF with a direct
8438 use of ipa_edge_args_sum. Replaced IPA_NODE_REF with direct uses of
8439 ipa_node_params_sum.
8440 (find_aggregate_values_for_callers_subset): Likewise, also reusing
8441 results of ipa_edge_args_sum->get.
8442 (cgraph_edge_brings_all_scalars_for_node): Replaced IPA_NODE_REF with
8443 direct uses of ipa_node_params_sum, replaced IPA_EDGE_REF with a
8444 direct use of ipa_edge_args_sum.
8445 (cgraph_edge_brings_all_agg_vals_for_node): Likewise, moved node
8446 summary query after the early exit and reused the result later.
8447 (decide_about_value): Replaced IPA_NODE_REF with a direct use of
8448 ipa_node_params_sum.
8449 (decide_whether_version_node): Likewise. Removed re-querying for
8450 summaries after cloning.
8451 (spread_undeadness): Replaced IPA_NODE_REF with a direct use of
8452 ipa_node_params_sum.
8453 (has_undead_caller_from_outside_scc_p): Likewise, reusing results of
8455 (identify_dead_nodes): Likewise.
8456 (ipcp_store_bits_results): Replaced IPA_NODE_REF with direct uses of
8457 ipa_node_params_sum.
8458 (ipcp_store_vr_results): Likewise.
8459 * ipa-fnsummary.c (evaluate_properties_for_edge): Likewise.
8460 (ipa_fn_summary_t::duplicate): Likewise.
8461 (analyze_function_body): Likewise.
8462 (estimate_calls_size_and_time): Likewise.
8463 (ipa_cached_call_context::duplicate_from): Likewise.
8464 (ipa_call_context::equal_to): Likewise.
8465 (remap_edge_params): Likewise.
8466 (ipa_merge_fn_summary_after_inlining): Likewise.
8467 (inline_read_section): Likewise.
8468 * ipa-icf.c (sem_function::param_used_p): Likewise.
8469 * ipa-modref.c (compute_parm_map): Likewise.
8470 (compute_parm_map): Replaced IPA_EDGE_REF with a direct use of
8472 (get_access_for_fnspec): Replaced IPA_NODE_REF with a direct use of
8473 ipa_node_params_sum and replaced IPA_EDGE_REF with a direct use of
8475 * ipa-profile.c (check_argument_count): Likewise.
8476 * ipa-prop.c (ipa_alloc_node_params): Replaced IPA_NODE_REF_GET_CREATE
8477 with a direct use of ipa_node_params_sum.
8478 (ipa_initialize_node_params): Likewise.
8479 (ipa_print_node_jump_functions_for_edge): Replaced IPA_EDGE_REF with a
8480 direct use of ipa_edge_args_sum and reused the query result.
8481 (ipa_compute_jump_functions_for_edge): Replaced IPA_NODE_REF with a
8482 direct use of ipa_node_params_sum and replaced IPA_EDGE_REF with a
8483 direct use of ipa_edge_args_sum.
8484 (ipa_note_param_call): Replaced IPA_NODE_REF with a direct use of
8485 ipa_node_params_sum and reused the result of the query.
8486 (ipa_analyze_node): Likewise.
8487 (ipa_analyze_controlled_uses): Replaced IPA_NODE_REF with a direct use
8488 of ipa_node_params_sum.
8489 (update_jump_functions_after_inlining): Replaced IPA_EDGE_REF with
8490 direct uses of ipa_edge_args_sum.
8491 (update_indirect_edges_after_inlining): Replaced IPA_NODE_REF with
8492 direct uses of ipa_node_params_sum and replaced IPA_EDGE_REF with a
8493 direct use of ipa_edge_args_sum. Removed superficial re-querying the
8495 (propagate_controlled_uses): Replaced IPA_NODE_REF with direct uses of
8496 ipa_node_params_sum and replaced IPA_EDGE_REF with a direct use of
8498 (ipa_propagate_indirect_call_infos): Replaced IPA_EDGE_REF with a
8499 direct use of ipa_edge_args_sum.
8500 (ipa_edge_args_sum_t::duplicate): Replaced IPA_NODE_REF with a direct
8501 use of ipa_node_params_sum.
8502 (ipa_print_node_params): Likewise.
8503 (ipa_write_node_info): Likewise and also replaced IPA_EDGE_REF with
8504 direct uses of ipa_edge_args_sum.
8505 (ipa_read_edge_info): Replaced IPA_EDGE_REF with a direct use of
8507 (ipa_read_node_info): Replaced IPA_NODE_REF with a direct use of
8508 ipa_node_params_sum.
8509 (ipa_prop_write_jump_functions): Likewise. Move variable node to the
8510 scopes where it is used.
8512 2021-05-10 Uroš Bizjak <ubizjak@gmail.com>
8514 * config/i386/i386-expand.c (ix86_expand_sse_movcc)
8515 <case E_V2SImode>: Force op_true to register.
8517 2021-05-10 Christophe Lyon <christophe.lyon@linaro.org>
8519 * config/arm/iterators.md (MVE_FP_COMPARISONS): New.
8520 * config/arm/mve.md (mve_vcmp<mve_cmp_op>q_f<mode>)
8521 (mve_vcmp<mve_cmp_op>q_n_f<mode>): New, merge all vcmp_*f*
8523 (mve_vcmpeqq_f<mode>, mve_vcmpeqq_n_f<mode>, mve_vcmpgeq_f<mode>)
8524 (mve_vcmpgeq_n_f<mode>, mve_vcmpgtq_f<mode>)
8525 (mve_vcmpgtq_n_f<mode>, mve_vcmpleq_f<mode>)
8526 (mve_vcmpleq_n_f<mode>, mve_vcmpltq_f<mode>)
8527 (mve_vcmpltq_n_f<mode>, mve_vcmpneq_f<mode>)
8528 (mve_vcmpneq_n_f<mode>): Remove.
8529 * config/arm/unspecs.md (VCMPEQQ_F, VCMPEQQ_N_F, VCMPGEQ_F)
8530 (VCMPGEQ_N_F, VCMPGTQ_F, VCMPGTQ_N_F, VCMPLEQ_F, VCMPLEQ_N_F)
8531 (VCMPLTQ_F, VCMPLTQ_N_F, VCMPNEQ_F, VCMPNEQ_N_F): Remove.
8533 2021-05-10 Christophe Lyon <christophe.lyon@linaro.org>
8535 * config/arm/iterators.md (MVE_COMPARISONS): New.
8537 (mve_cmp_type): New.
8538 * config/arm/mve.md (mve_vcmp<mve_cmp_op>q_<mode>): New, merge all
8540 (mve_vcmpneq_<mode>, mve_vcmpcsq_n_<mode>, mve_vcmpcsq_<mode>)
8541 (mve_vcmpeqq_n_<mode>, mve_vcmpeqq_<mode>, mve_vcmpgeq_n_<mode>)
8542 (mve_vcmpgeq_<mode>, mve_vcmpgtq_n_<mode>, mve_vcmpgtq_<mode>)
8543 (mve_vcmphiq_n_<mode>, mve_vcmphiq_<mode>, mve_vcmpleq_n_<mode>)
8544 (mve_vcmpleq_<mode>, mve_vcmpltq_n_<mode>, mve_vcmpltq_<mode>)
8545 (mve_vcmpneq_n_<mode>, mve_vcmpltq_n_<mode>, mve_vcmpltq_<mode>)
8546 (mve_vcmpneq_n_<mode>): Remove.
8548 2021-05-10 Christophe Lyon <christophe.lyon@linaro.org>
8550 * config/arm/arm_mve.h (__arm_vcmp*): Remove 's' suffix.
8551 * config/arm/arm_mve_builtins.def (vcmp*): Remove 's' suffix.
8552 * config/arm/mve.md (mve_vcmp*): Remove 's' suffix in pattern
8555 2021-05-10 Christophe Lyon <christophe.lyon@linaro.org>
8557 * config/arm/arm_mve_builtins.def (vcmpneq_u): Remove.
8558 (vcmpneq_n_u): Likewise.
8559 (vcmpeqq_u,): Likewise.
8560 (vcmpeqq_n_u): Likewise.
8561 * config/arm/iterators.md (supf): Remove VCMPNEQ_U, VCMPEQQ_U,
8562 VCMPEQQ_N_U and VCMPNEQ_N_U.
8563 * config/arm/mve.md (mve_vcmpneq): Remove <supf> iteration.
8564 (mve_vcmpeqq_n): Likewise.
8565 (mve_vcmpeqq): Likewise.
8566 (mve_vcmpneq_n): Likewise.
8568 2021-05-10 Christophe Lyon <christophe.lyon@linaro.org>
8570 * config/arm/arm_mve.h (__arm_vcmpeq*u*, __arm_vcmpne*u*): Call
8571 the 's' version of the builtin.
8573 2021-05-10 Richard Biener <rguenther@suse.de>
8575 PR tree-optimization/100492
8576 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
8577 Find nothing when the loop contains an irreducible region.
8579 2021-05-10 Richard Biener <rguenther@suse.de>
8581 PR middle-end/100464
8583 * gimple-fold.c (canonicalize_constructor_val): Do not set
8586 2021-05-10 Richard Biener <rguenther@suse.de>
8588 PR tree-optimization/100434
8589 * tree-ssa-dse.c (initialize_ao_ref_for_dse): Handle
8591 (dse_optimize_stmt): Handle call LHS by dropping the
8592 LHS or the whole call if it doesn't have other
8594 (pass_dse::execute): Adjust.
8596 2021-05-10 Martin Liska <mliska@suse.cz>
8598 * Makefile.in: Add missing genversion rule.
8600 2021-05-10 Alex Coplan <alex.coplan@arm.com>
8603 * config/arm/mve.md (*mve_mov<mode>): Simplify output code. Use
8604 vldrw.u32 and vstrw.32 for V2D[IF]mode loads and stores.
8606 2021-05-10 Martin Liska <mliska@suse.cz>
8608 * builtins.c (is_builtin_name): Use startswith
8609 function instead of strncmp.
8610 * collect2.c (main): Likewise.
8611 (has_lto_section): Likewise.
8612 (scan_libraries): Likewise.
8613 * coverage.c (coverage_checksum_string): Likewise.
8614 (coverage_init): Likewise.
8615 * dwarf2out.c (is_cxx): Likewise.
8616 (gen_compile_unit_die): Likewise.
8617 * gcc-ar.c (main): Likewise.
8618 * gcc.c (init_spec): Likewise.
8619 (read_specs): Likewise.
8620 (execute): Likewise.
8621 (check_live_switch): Likewise.
8622 * genattrtab.c (write_attr_case): Likewise.
8623 (IS_ATTR_GROUP): Likewise.
8624 * gencfn-macros.c (main): Likewise.
8625 * gengtype.c (type_for_name): Likewise.
8626 (gen_rtx_next): Likewise.
8627 (get_file_langdir): Likewise.
8628 (write_local): Likewise.
8629 * genmatch.c (get_operator): Likewise.
8630 (get_operand_type): Likewise.
8631 (expr::gen_transform): Likewise.
8632 * genoutput.c (validate_optab_operands): Likewise.
8633 * incpath.c (add_sysroot_to_chain): Likewise.
8634 * langhooks.c (lang_GNU_C): Likewise.
8635 (lang_GNU_CXX): Likewise.
8636 (lang_GNU_Fortran): Likewise.
8637 (lang_GNU_OBJC): Likewise.
8638 * lto-wrapper.c (run_gcc): Likewise.
8639 * omp-general.c (omp_max_simt_vf): Likewise.
8640 * omp-low.c (omp_runtime_api_call): Likewise.
8641 * opts-common.c (parse_options_from_collect_gcc_options): Likewise.
8642 * read-rtl-function.c (function_reader::read_rtx_operand_r): Likewise.
8643 * real.c (real_from_string): Likewise.
8644 * selftest.c (assert_str_startswith): Likewise.
8645 * timevar.c (timer::validate_phases): Likewise.
8646 * tree.c (get_file_function_name): Likewise.
8647 * ubsan.c (ubsan_use_new_style_p): Likewise.
8648 * varasm.c (default_function_rodata_section): Likewise.
8649 (incorporeal_function_p): Likewise.
8650 (default_section_type_flags): Likewise.
8651 * system.h (startswith): Define startswith.
8653 2021-05-10 Martin Liska <mliska@suse.cz>
8655 * bitmap.h (class auto_bitmap): Remove
8656 __cplusplus >= 201103.
8657 * config/aarch64/aarch64.c: Likewise.
8658 * gimple-ssa-store-merging.c (store_immediate_info::store_immediate_info):
8660 * sbitmap.h: Likewise.
8662 2021-05-10 Martin Liska <mliska@suse.cz>
8664 * Makefile.in: Rename gcov-iov to genversion and depend
8665 on version.h (instead of gcov-iov.h).
8666 * gcov-io.h: Include version.h instread of gcov-iov.h.
8667 * gengtype-state.c (read_state_version): Likewise.
8668 * gcov-iov.c: Moved to...
8669 * genversion.c: ...here.
8670 * lto-streamer.h (LTO_major_version): Define it with
8672 * version.c: Removed.
8673 * version.h: Removed.
8675 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
8677 * config/arc/arc.md (UNSPEC_ARC_DMPYWH): Define.
8678 * config/arc/simdext.md (VCT): Add predicates for iterator
8682 (vec_widen_<V_US>mult_hi_v4hi): Change pattern predicate.
8683 (<voptab>v2si3): New patterns.
8685 (reduc_plus_scal_v4hi): Likewise.
8686 (reduc_plus_scal_v2si): Likewise.
8687 (vec_duplicatev2si): Likewise.
8688 (vec_duplicatev4hi): Likewise.
8690 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
8692 * config/arc/simdext.md: Format and cleanup file.
8694 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
8696 * config/arc/simdext.md (movmisalignv2hi): Allow misaligned access
8697 only when munaligned-access option is on.
8698 (movmisalign<mode>): Likewise.
8700 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
8702 * common/config/arc/arc-common.c (arc_handle_option): Remove dot
8704 * config/arc/arc.c (arc_reorg): Remove underscore from string.
8706 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
8708 * config/arc/arc.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
8709 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
8710 * config/arc/arc.md (clrsbsi2): Cleanup pattern.
8714 (clzsi2): Use fls instruction when available.
8715 (arc_clzsi2): Likewise.
8717 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
8719 * config/arc/arc.h (ADDITIONAL_REGISTER_NAMES): Add r26 and r27.
8721 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
8723 * doc/extend.texi (__builtin_arc_sr): Swap arguments.
8725 2021-05-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
8727 PR middle-end/100467
8728 * toplev.c (compile_file): Call insn_locations_init before
8729 targetm.asm_out.code_end.
8731 2021-05-07 Andrew Stubbs <ams@codesourcery.com>
8734 2021-05-07 Andrew Stubbs <ams@codesourcery.com>
8736 * config/gcn/gcn.c (gcn_scalar_mode_supported_p): Disable TImode.
8738 2021-05-07 Jakub Jelinek <jakub@redhat.com>
8739 Andrew Stubbs <amd@codesourcery.com>
8742 * builtins.c (try_store_by_multiple_pieces): Use force_operand for
8743 emit_move_insn operands.
8745 2021-05-07 Eric Botcazou <ebotcazou@adacore.com>
8747 * cfgexpand.c (expand_gimple_basic_block): Do not inherit a current
8748 location for the outgoing edges of an empty block.
8749 * dwarf2out.c (add_subscript_info): Retrieve the bounds and index
8750 type by means of the get_array_descr_info langhook, if it is set and
8751 returns true. Remove obsolete code dealing with unnamed subtypes.
8753 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
8755 * gimple-range-cache.cc (ssa_block_ranges): Virtualize.
8756 (sbr_vector): Renamed from ssa_block_cache.
8757 (sbr_vector::sbr_vector): Allocate from obstack abd initialize.
8758 (ssa_block_ranges::~ssa_block_ranges): Remove.
8759 (sbr_vector::set_bb_range): Use varying and undefined cached values.
8760 (ssa_block_ranges::set_bb_varying): Remove.
8761 (sbr_vector::get_bb_range): Adjust assert.
8762 (sbr_vector::bb_range_p): Adjust assert.
8763 (~block_range_cache): No freeing loop required.
8764 (block_range_cache::get_block_ranges): Remove.
8765 (block_range_cache::set_bb_range): Inline get_block_ranges.
8766 (block_range_cache::set_bb_varying): Remove.
8767 * gimple-range-cache.h (set_bb_varying): Remove prototype.
8768 * value-range.h (irange_allocator::get_memory): New.
8770 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
8772 * gimple-range-cache.cc (non_null_ref::non_null_deref_p): Search
8773 dominator tree is available and requested.
8774 (ranger_cache::ssa_range_in_bb): Don't search dom tree here.
8775 (ranger_cache::fill_block_cache): Don't search dom tree here either.
8776 * gimple-range-cache.h (non_null_deref_p): Add dom_search param.
8778 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
8780 * gimple-range.cc (gimple_ranger::range_on_exit): Handle block with
8781 only PHI nodes better.
8783 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
8785 * gimple-range-edge.h (gimple_outgoing_range): Rename from
8787 (gcond_edge_range): Export prototype.
8788 * gimple-range-edge.cc (gcond_edge_range): New.
8789 (gimple_outgoing_range::edge_range_p): Use gcond_edge_range.
8790 * gimple-range-gori.h (gori_compute): Use gimple_outgoing_range.
8792 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
8794 * gimple-range-edge.cc (outgoing_range::calc_switch_ranges): Compute
8795 default range into a temp and allocate only what is needed.
8797 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
8799 * range-op.cc (operator_trunc_mod::wi_fold): x % 0 is UNDEFINED.
8801 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
8803 * gimple-range.h (gimple_range_global): Pick up parameter initial
8804 values, and use-before defined locals are UNDEFINED.
8806 2021-05-07 Eric Botcazou <ebotcazou@adacore.com>
8808 * doc/extend.texi (scalar_storage_order): Mention effect on pointer
8810 * tree.h (reverse_storage_order_for_component_p): Return false if
8811 the type is a pointer.
8813 2021-05-07 Andrew Stubbs <ams@codesourcery.com>
8815 * config/gcn/gcn.c (gcn_scalar_mode_supported_p): Disable TImode.
8817 2021-05-07 Uroš Bizjak <ubizjak@gmail.com>
8820 * config/i386/i386-expand.c (ix86_expand_sse_movcc):
8821 Handle V8QI, V4HI and V2SI modes.
8822 * config/i386/mmx.md (mmx_pblendvb): New insn pattern.
8823 * config/i386/sse.md (unspec): Move UNSPEC_BLENDV ...
8824 * config/i386/i386.md (unspec): ... here.
8826 2021-05-07 Tobias Burnus <tobias@codesourcery.com>
8827 Tom de Vries <tdevries@suse.de>
8829 * omp-low.c (lower_rec_simd_input_clauses): Set max_vf = 1 if
8830 a truth_value_p reduction variable is nonintegral.
8832 2021-05-07 Uroš Bizjak <ubizjak@gmail.com>
8835 * config/i386/i386-expand.c (ix86_use_mask_cmp_p):
8836 Return false for mode sizes < 16.
8838 2021-05-07 Jakub Jelinek <jakub@redhat.com>
8841 * config/i386/mmx.md (*xop_pcmov_<mode>): New define_insn.
8843 2021-05-06 Martin Jambor <mjambor@suse.cz>
8845 * ipa-sra.c (ipa_sra_dump_all_summaries): Dump edge summaries even
8846 when there is no function summary.
8847 (ipa_sra_summarize_function): produce edge summaries even when
8850 2021-05-06 Tom Tromey <tom@tromey.com>
8852 * godump.c (string_hash_eq): Remove.
8853 (go_finish): Use htab_eq_string.
8855 2021-05-06 Tom Tromey <tom@tromey.com>
8857 * gengtype-state.c (read_state): Use htab_eq_string.
8858 (string_eq): Remove.
8860 2021-05-06 Tom Tromey <tom@tromey.com>
8862 * gensupport.c (htab_eq_string): Remove.
8864 2021-05-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
8867 * debug.h (gcc_debug_hooks): Add set_ignored_loc function pointer.
8868 * dwarf2out.h (dw_fde_node::ignored_debug): New data item.
8869 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Add dummy
8870 set_ignored_loc callbacks.
8871 * debug.c (do_nothing_debug_hooks): Likewise.
8872 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
8873 * dwarf2out.c (text_section_used, cold_text_section_used): Remove.
8874 (in_text_section_p, last_text_label, last_cold_label,
8875 switch_text_ranges, switch_cold_ranges): New data items.
8876 (dwarf2out_note_section_used): Remove.
8877 (dwarf2out_begin_prologue): Set fde->ignored_debug and
8879 (mark_ignored_debug_section): New helper function.
8880 (dwarf2out_end_epilogue, dwarf2out_switch_text_section): Call
8881 mark_ignored_debug_section.
8882 (dwarf2_debug_hooks): Use dwarf2out_set_ignored_loc.
8883 (dwarf2_lineno_debug_hooks): Use dummy for set_ignored_loc.
8884 (size_of_aranges): Adjust formula for multi-part text ranges size.
8885 (output_aranges): Output multi-part text ranges.
8886 (dwarf2out_set_ignored_loc): New callback function.
8887 (dwarf2out_finish): Output multi-part text ranges.
8888 (dwarf2out_c_finalize): Clear new data items.
8889 * final.c (final_start_function_1): Call set_ignored_loc callback.
8890 (final_scan_insn_1): Likewise.
8891 * ggc-page.c (gt_ggc_mx): New helper function.
8892 * stringpool.c (gt_pch_nx): Likewise.
8894 2021-05-06 Richard Biener <rguenther@suse.de>
8896 * timevar.def (TV_TREE_INSERT_PHI_NODES): Remove.
8897 (TV_TREE_SSA_REWRITE_BLOCKS): Likewise.
8898 (TV_TREE_INTO_SSA): New.
8899 * tree-into-ssa.c (insert_phi_nodes): Do not account separately.
8900 (rewrite_blocks): Likewise.
8901 (pass_data_build_ssa): Account to TV_TREE_INTO_SSA.
8903 2021-05-06 Jakub Jelinek <jakub@redhat.com>
8905 * tree-ssa-phiopt.c (value_replacement, minmax_replacement,
8906 abs_replacement, xor_replacement,
8907 cond_removal_in_popcount_clz_ctz_pattern,
8908 replace_phi_edge_with_variable): Change type of phi argument from
8911 2021-05-06 Richard Biener <rguenther@suse.de>
8913 * tree-ssa-loop-split.c (split_loop): Delay updating SSA form.
8914 Output an opt-info message.
8915 (do_split_loop_on_cond): Likewise.
8916 (tree_ssa_split_loops): Update SSA form here.
8918 2021-05-06 Richard Biener <rguenther@suse.de>
8920 * tree-inline.c (tree_function_versioning): Fix DECL_BY_REFERENCE
8921 return variable removal.
8923 2021-05-06 Marius Hillenbrand <mhillen@linux.ibm.com>
8925 * config/s390/s390-builtins.def (O_M5, O1_M5, ...): Remove unused macros.
8926 (s390_vec_permi_s64, s390_vec_permi_b64, s390_vec_permi_u64)
8927 (s390_vec_permi_dbl, s390_vpdi): Use the O3_U2 type for the immediate
8929 * config/s390/s390.c (s390_const_operand_ok): Remove unused
8932 2021-05-06 Jakub Jelinek <jakub@redhat.com>
8934 PR tree-optimization/94589
8935 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Call
8936 spaceship_replacement.
8937 (cond_only_block_p, spaceship_replacement): New functions.
8939 2021-05-06 Richard Biener <rguenther@suse.de>
8942 * tree-emutls.c (gen_emutls_addr): Pass in whether we're
8943 dealing with a debug use and only query existing addresses
8945 (lower_emutls_1): Avoid splitting out addresses for debug
8946 stmts, reset the debug stmt when we fail to find existing
8948 (lower_emutls_phi_arg): Set wi.stmt.
8950 2021-05-06 Christoph Muellner <cmuellner@gcc.gnu.org>
8953 * config/riscv/riscv.c (riscv_block_move_loop): Use cbranch helper.
8954 * config/riscv/riscv.md (cbranch<mode>4): Generate helpers.
8955 (stack_protect_test): Use cbranch helper.
8957 2021-05-05 Eric Botcazou <ebotcazou@adacore.com>
8960 * config/i386/i386.c (ix86_compute_frame_layout): For a SEH target,
8961 always return the establisher frame for __builtin_frame_address (0).
8963 2021-05-05 Ivan Sorokin <vanyacpp@gmail.com>
8966 * config/i386/i386-builtins.c (ix86_cpu_model_type_node): New.
8967 (ix86_cpu_model_var): Likewise.
8968 (ix86_cpu_features2_type_node): Likewise.
8969 (ix86_cpu_features2_var): Likewise.
8970 (fold_builtin_cpu): Cache __cpu_model and __cpu_features2 with
8973 2021-05-05 Martin Sebor <msebor@redhat.com>
8975 * passes.def (pass_warn_printf): Run after SSA.
8977 2021-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8979 * config/arm/neon.md (neon_vtst_combine<mode>): New pattern.
8980 * config/arm/predicates.md (minus_one_operand): New predicate.
8982 2021-05-05 Jeff Law <jlaw@tachyum.com>
8984 * config/avr/avr.md: Remove references to CC_STATUS_INIT.
8986 2021-05-05 Stefan Schulze Frielinghaus <stefansf@linux.ibm.com>
8988 PR rtl-optimization/100263
8989 * postreload.c (move2add_valid_value_p): Ensure register can
8992 2021-05-05 Eric Botcazou <ebotcazou@adacore.com>
8994 PR rtl-optimization/100411
8995 * cfgcleanup.c (try_crossjump_to_edge): Also skip end of prologue
8996 and beginning of function markers.
8998 2021-05-05 Jeff Law <jlaw@tachyum.com>
9000 * config/cr16/cr16.h (NOTICE_UPDATE_CC): Remove.
9001 * config/cr16/cr16.c (notice_update_cc): Remove.
9002 * config/cr16/cr16-protos.h (notice_update_cc): Remove.
9004 2021-05-05 Uroš Bizjak <ubizjak@gmail.com>
9007 * config/i386/i386-expand.c (ix86_expand_int_sse_cmp):
9008 Handle V8QI, V4HI and V2SI modes.
9009 * config/i386/i386.c (ix86_build_const_vector): Handle V2SImode.
9010 (ix86_build_signbit_mask): Ditto.
9011 * config/i386/mmx.md (MMXMODE14): New mode iterator.
9012 (<smaxmin:code><MMXMODE14:mode>3): New expander.
9013 (*mmx_<smaxmin:code><MMXMODE14:mode>3): New insn pattern.
9014 (<umaxmin:code><MMXMODE24:mode>3): New expander.
9015 (*mmx_<umaxmin:code><MMXMODE24:mode>3): New insn pattern.
9016 (vec_cmp<MMXMODEI:mode><MMXMODEI:mode>): New expander.
9017 (vec_cmpu<MMXMODEI:mode><MMXMODEI:mode>): Ditto.
9018 (vcond<MMXMODEI:mode><MMXMODEI:mode>): Ditto.
9019 (vcondu<MMXMODEI:mode><MMXMODEI:mode>): Ditto.
9020 (vcond_mask_<MMXMODEI:mode><MMXMODEI:mode>): Ditto.
9022 2021-05-05 Eric Botcazou <ebotcazou@adacore.com>
9024 * dwarf2out.c (loc_list_from_tree_1) <DECL>: During early DWARF, do
9025 not expand the VALUE_EXPR of variables put in the non-local frame.
9026 * gimplify.c (gimplify_type_sizes) <RECORD_TYPE>: If the type is not
9027 to be ignored for debug info, ensure its variable offsets are not.
9029 2021-05-05 Richard Biener <rguenther@suse.de>
9031 PR tree-optimization/79333
9032 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt):
9033 Fold stmt following SSA edges.
9035 2021-05-05 Richard Biener <rguenther@suse.de>
9037 PR middle-end/100394
9038 * calls.c (expand_call): Preserve possibly throwing calls.
9039 * cfgexpand.c (expand_call_stmt): When a call can throw signal
9040 RTL expansion there are side-effects.
9041 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Simplify,
9042 mark all possibly throwing stmts necessary unless we can elide
9044 * tree-ssa-dse.c (pass_dse::execute): Preserve exceptions unless
9045 -fdelete-dead-exceptions.
9046 * tree.h (DECL_PURE_P): Add note about exceptions.
9048 2021-05-05 Alexandre Oliva <oliva@adacore.com>
9050 * config/i386/vxworks.h (DBX_REGISTER_NUMBER): Make it
9053 2021-05-04 David Edelsohn <dje.gcc@gmail.com>
9055 * config/rs6000/rs6000-call.c (rs6000_output_mi_thunk): Use
9056 get_fnname_from_decl for name of thunk.
9057 * config/rs6000/rs6000.c (rs6000_declare_alias): Use assemble_name
9058 and ASM_OUTPUT_LABEL.
9059 (rs6000_xcoff_declare_function_name): Use assemble_name and
9061 (rs6000_xcoff_declare_object_name): Use ASM_OUTPUT_LABEL.
9062 (rs6000_xcoff_encode_section_info): Don't add mapping class
9063 for aliases. Always add [DS] mapping class to primary
9065 (rs6000_asm_weaken_decl): Don't explicitly add [DS].
9067 2021-05-04 Martin Sebor <msebor@redhat.com>
9069 PR middle-end/100307
9070 * builtins.c (compute_objsize_r): Clear base0 for pointers.
9072 2021-05-04 Jeff Law <jlaw@tachyum.com>
9074 * config/bfin/bfin.h (NOTICE_UPDATE_CC): Remove.
9076 2021-05-04 Segher Boessenkool <segher@kernel.crashing.org>
9078 * caller-save.c: Remove CC0.
9079 * cfgcleanup.c: Remove CC0.
9080 * cfgrtl.c: Remove CC0.
9081 * combine.c: Remove CC0.
9082 * compare-elim.c: Remove CC0.
9083 * conditions.h: Remove CC0.
9084 * config/h8300/h8300.h: Remove CC0.
9085 * config/h8300/h8300-protos.h: Remove CC0.
9086 * config/h8300/peepholes.md: Remove CC0.
9087 * config/i386/x86-tune-sched.c: Remove CC0.
9088 * config/m68k/m68k.c: Remove CC0.
9089 * config/rl78/rl78.c: Remove CC0.
9090 * config/sparc/sparc.c: Remove CC0.
9091 * config/xtensa/xtensa.c: Remove CC0.
9092 (gen_conditional_move): Use pc_rtx instead of cc0_rtx in a piece of
9093 RTL where that is used as a placeholder only.
9094 * cprop.c: Remove CC0.
9095 * cse.c: Remove CC0.
9096 * cselib.c: Remove CC0.
9097 * df-problems.c: Remove CC0.
9098 * df-scan.c: Remove CC0.
9099 * doc/md.texi: Remove CC0. Adjust an example.
9100 * doc/rtl.texi: Remove CC0. Adjust an example.
9101 * doc/tm.texi: Regenerate.
9102 * doc/tm.texi.in: Remove CC0.
9103 * emit-rtl.c: Remove CC0.
9104 * final.c: Remove CC0.
9105 * fwprop.c: Remove CC0.
9106 * gcse-common.c: Remove CC0.
9107 * gcse.c: Remove CC0.
9108 * genattrtab.c: Remove CC0.
9109 * genconfig.c: Remove CC0.
9110 * genemit.c: Remove CC0.
9111 * genextract.c: Remove CC0.
9112 * gengenrtl.c: Remove CC0.
9113 * genrecog.c: Remove CC0.
9114 * haifa-sched.c: Remove CC0.
9115 * ifcvt.c: Remove CC0.
9116 * ira-costs.c: Remove CC0.
9117 * ira.c: Remove CC0.
9118 * jump.c: Remove CC0.
9119 * loop-invariant.c: Remove CC0.
9120 * lra-constraints.c: Remove CC0.
9121 * lra-eliminations.c: Remove CC0.
9122 * optabs.c: Remove CC0.
9123 * postreload-gcse.c: Remove CC0.
9124 * postreload.c: Remove CC0.
9125 * print-rtl.c: Remove CC0.
9126 * read-rtl-function.c: Remove CC0.
9127 * reg-notes.def: Remove CC0.
9128 * reg-stack.c: Remove CC0.
9129 * reginfo.c: Remove CC0.
9130 * regrename.c: Remove CC0.
9131 * reload.c: Remove CC0.
9132 * reload1.c: Remove CC0.
9133 * reorg.c: Remove CC0.
9134 * resource.c: Remove CC0.
9135 * rtl.c: Remove CC0.
9136 * rtl.def: Remove CC0.
9137 * rtl.h: Remove CC0.
9138 * rtlanal.c: Remove CC0.
9139 * sched-deps.c: Remove CC0.
9140 * sched-rgn.c: Remove CC0.
9141 * shrink-wrap.c: Remove CC0.
9142 * simplify-rtx.c: Remove CC0.
9143 * system.h: Remove CC0. Poison NOTICE_UPDATE_CC, CC_STATUS_MDEP_INIT,
9144 CC_STATUS_MDEP, and CC_STATUS.
9145 * target.def: Remove CC0.
9146 * valtrack.c: Remove CC0.
9147 * var-tracking.c: Remove CC0.
9149 2021-05-04 Richard Biener <rguenther@suse.de>
9151 PR tree-optimization/100414
9152 * tree-ssa-phiopt.c (get_non_trapping): Do not compute dominance
9154 (tree_ssa_phiopt_worker): But unconditionally here.
9156 2021-05-04 Tobias Burnus <tobias@codesourcery.com>
9158 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses): Handle
9159 && and || with floating-point and complex arguments.
9161 2021-05-04 Eric Botcazou <ebotcazou@adacore.com>
9163 * tree-inline.c (insert_debug_decl_map): Delete.
9164 (copy_debug_stmt): Minor tweak.
9165 (setup_one_parameter): Do not use a variable if the value is either
9166 a read-only DECL or a non-addressable local variable in the caller.
9167 In this case, insert the debug-only variable in the map manually.
9168 (expand_call_inline): Do not generate a CLOBBER for these values.
9169 * tree-inline.h (debug_map): Minor tweak.
9171 2021-05-04 Eric Botcazou <ebotcazou@adacore.com>
9173 * builtins.c (builtin_with_linkage_p): Return true for stp[n]cpy.
9174 * symtab.c (symtab_node::output_to_lto_symbol_table_p): Tidy up.
9176 2021-05-04 Richard Biener <rguenther@suse.de>
9178 PR tree-optimization/100329
9179 * tree-ssa-reassoc.c (can_reassociate_p): Do not reassociate
9181 (insert_stmt_after): Assert we're not running into asm goto.
9183 2021-05-04 Richard Biener <rguenther@suse.de>
9185 PR tree-optimization/100398
9186 * tree-ssa-dse.c (pass_dse::execute): Preserve control
9189 2021-05-04 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9191 * builtins.c (try_store_by_multiple_pieces): Fix constfun's prototype.
9193 2021-05-04 Alexandre Oliva <oliva@adacore.com>
9195 * builtins.c (try_store_by_multiple_pieces): New.
9196 (expand_builtin_memset_args): Use it. If target_char_cast
9197 fails, proceed as for non-constant val. Pass len's ctz to...
9198 * expr.c (clear_storage_hints): ... this. Try store by
9199 multiple pieces after setmem.
9200 (clear_storage): Adjust.
9201 * expr.h (clear_storage_hints): Likewise.
9202 (try_store_by_multiple_pieces): Declare.
9203 * passes.def: Replace the last copy_prop with ccp.
9205 2021-05-03 Tom de Vries <tdevries@suse.de>
9208 * omp-low.c (lower_rec_input_clauses): Disable SIMT for user-defined
9211 2021-05-03 Richard Biener <rguenther@suse.de>
9213 * tree-ssa-dse.c (dse_classify_store): Track two PHI defs.
9215 2021-05-03 Richard Biener <rguenther@suse.de>
9217 * tree-ssa-dse.c: Do not include domwalk.h but cfganal.h.
9218 (dse_dom_walker): Remove.
9219 (dse_dom_walker::dse_optimize_stmt): Rename...
9220 (dse_optimize_stmt): ... to this, pass in live_bytes sbitmap.
9221 (dse_dom_walker::before_dom_children): Inline ...
9222 (pass_dse::execute): ... here. Perform a reverse program
9225 2021-05-03 H.J. Lu <hjl.tools@gmail.com>
9228 * configure: Regenerated.
9230 2021-05-03 Ilya Leoshkevich <iii@linux.ibm.com>
9233 * config/s390/s390.c (s390_hard_fp_reg_p): New function.
9234 (s390_md_asm_adjust): Handle hard registers.
9236 2021-05-03 Jakub Jelinek <jakub@redhat.com>
9238 PR tree-optimization/100382
9239 * tree-ssa-dse.c: Include tree-eh.h.
9240 (dse_dom_walker::before_dom_children): Don't remove stmts if
9241 stmt_unremovable_because_of_non_call_eh_p is true.
9243 2021-05-02 David Edelsohn <dje.gcc@gmail.com>
9245 * varasm.c (compute_reloc_for_var): Split out from...
9246 (get_variable_section): Use it.
9247 * output.h (compute_reloc_for_var): Declare.
9248 * config/rs6000/rs6000-protos.h
9249 (rs6000_xcoff_asm_output_aligned_decl_common): Change alignment to
9251 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address_aix):
9252 Don't append storage mapping class to symbol.
9253 (rs6000_xcoff_asm_named_section): Add BS and UL mapping classes.
9254 Don't convert TLS BSS to common.
9255 (rs6000_xcoff_unique_section): Don't fall back to select_secton.
9256 (rs6000_xcoff_section_type_flags): Add SECTION_BSS if DECL is
9258 (rs6000_xcoff_asm_globalize_decl_name): Don't strip storage
9260 (rs6000_xcoff_asm_output_aligned_decl_common): Align is unsigned int.
9261 If align is 0 from TLS class, use the same rules as varasm.c
9262 If not common, switch to BSS section manually.
9263 If common, emit appropriate comm or lcomm directive.
9264 (rs6000_xcoff_encode_section_info): Add logic to append all
9265 storage mapping classes.
9266 (rs6000_asm_weaken_decl): Adjust for qualname symbols.
9267 * config/rs6000/xcoff.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
9268 rs6000_xcoff_asm_output_aligned_decl_common.
9269 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
9270 rs6000_xcoff_asm_output_aligned_decl_common.
9271 (ASM_OUTPUT_TLS_COMMON): Use
9272 rs6000_xcoff_asm_output_aligned_decl_common.
9274 2021-05-02 Jakub Jelinek <jakub@redhat.com>
9277 * config/nvptx/nvptx.c (nvptx_sese_pseudo): Use nullptr instead of 0
9278 as first argument of pseudo_node_t constructors.
9280 2021-05-02 Jakub Jelinek <jakub@redhat.com>
9283 * config/i386/t-i386 (TM_H): Add $(srcdir)/config/i386/i386-isa.def.
9285 2021-05-01 Aldy Hernandez <aldyh@redhat.com>
9287 * value-range.cc (DEFINE_INT_RANGE_GC_STUBS): Remove.
9288 (gt_pch_nx (int_range<1> *&)): New.
9289 (gt_ggc_mx (int_range<1> *&)): New.
9290 * value-range.h (class irange): Add GTY support for
9293 2021-05-01 Geng Qi <gengqi@linux.alibaba.com>
9295 * doc/options.texi (Negative): Change either or to both and.
9297 2021-04-30 Jonathan Wright <jonathan.wright@arm.com>
9299 * config/aarch64/aarch64-simd-builtins.def: Add
9300 float_ml[as][q]_laneq builtin generator macros.
9301 * config/aarch64/aarch64-simd.md (mul_laneq<mode>3): Define.
9302 (aarch64_float_mla_laneq<mode>): Define.
9303 (aarch64_float_mls_laneq<mode>): Define.
9304 * config/aarch64/arm_neon.h (vmla_laneq_f32): Use RTL builtin
9305 instead of GCC vector extensions.
9306 (vmlaq_laneq_f32): Likewise.
9307 (vmls_laneq_f32): Likewise.
9308 (vmlsq_laneq_f32): Likewise.
9310 2021-04-30 Jonathan Wright <jonathan.wright@arm.com>
9312 * config/aarch64/aarch64-simd-builtins.def: Add
9313 float_ml[as]_lane builtin generator macros.
9314 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt<mode>):
9316 (mul_lane<mode>3): This, and re-order arguments.
9317 (aarch64_float_mla_lane<mode>): Define.
9318 (aarch64_float_mls_lane<mode>): Define.
9319 * config/aarch64/arm_neon.h (vmla_lane_f32): Use RTL builtin
9320 instead of GCC vector extensions.
9321 (vmlaq_lane_f32): Likewise.
9322 (vmls_lane_f32): Likewise.
9323 (vmlsq_lane_f32): Likewise.
9325 2021-04-30 Jonathan Wright <jonathan.wright@arm.com>
9327 * config/aarch64/aarch64-simd-builtins.def: Add float_ml[as]
9328 builtin generator macros.
9329 * config/aarch64/aarch64-simd.md (aarch64_float_mla<mode>):
9331 (aarch64_float_mls<mode>): Define.
9332 * config/aarch64/arm_neon.h (vmla_f32): Use RTL builtin
9333 instead of relying on GCC vector extensions.
9334 (vmla_f64): Likewise.
9335 (vmlaq_f32): Likewise.
9336 (vmlaq_f64): Likewise.
9337 (vmls_f32): Likewise.
9338 (vmls_f64): Likewise.
9339 (vmlsq_f32): Likewise.
9340 (vmlsq_f64): Likewise.
9341 * config/aarch64/iterators.md: Define VDQF_DF mode iterator.
9343 2021-04-30 Jonathan Wright <jonathan.wright@arm.com>
9345 * config/aarch64/aarch64-simd-builtins.def: Add
9346 float_ml[as]_n_builtin generator macros.
9347 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_from_dup<mode>):
9349 (mul_n<mode>3): This, and re-order arguments.
9350 (aarch64_float_mla_n<mode>): Define.
9351 (aarch64_float_mls_n<mode>): Define.
9352 * config/aarch64/arm_neon.h (vmla_n_f32): Use RTL builtin
9353 instead of inline asm.
9354 (vmlaq_n_f32): Likewise.
9355 (vmls_n_f32): Likewise.
9356 (vmlsq_n_f32): Likewise.
9358 2021-04-30 Jonathan Wright <joanthan.wright@arm.com>
9360 * config/aarch64/aarch64-simd-builtins.def: Add pmull[2]
9361 builtin generator macros.
9362 * config/aarch64/aarch64-simd.md (aarch64_pmullv8qi): Define.
9363 (aarch64_pmull_hiv16qi_insn): Define.
9364 (aarch64_pmull_hiv16qi): Define.
9365 * config/aarch64/arm_neon.h (vmull_high_p8): Use RTL builtin
9366 instead of inline asm.
9367 (vmull_p8): Likewise.
9369 2021-04-30 Senthil Kumar Selvaraj <saaadhu@gcc.gnu.org>
9371 * config/avr/avr.md: Adjust peepholes to match and
9372 generate parallels with clobber of REG_CC.
9373 (mov<mode>_insn): Rename to mov<mode>_insn_split.
9374 (*mov<mode>_insn): Rename to mov<mode>_insn.
9376 2021-04-30 David Edelsohn <dje.gcc@gmail.com>
9378 * varasm.c (use_blocks_for_decl_p): Don't use section anchors
9379 for VAR_DECLs if -fdata-sections enabled.
9381 2021-04-30 Michael Meissner <meissner@linux.ibm.com>
9384 * config/rs6000/rs6000.c
9385 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
9386 (rs6000_libgcc_floating_mode_supported_p): New target hook.
9388 2021-04-30 Aldy Hernandez <aldyh@redhat.com>
9390 * tree-ssa-threadbackward.c (class thread_jumps): Split out code
9392 (class back_threader_registry): ...to here...
9393 (class back_threader_profitability): ...and here...
9394 (thread_jumps::thread_through_all_blocks): Remove argument.
9395 (back_threader_registry::back_threader_registry): New.
9396 (back_threader_registry::~back_threader_registry): New.
9397 (back_threader_registry::thread_through_all_blocks): New.
9398 (thread_jumps::profitable_jump_thread_path): Move from here...
9399 (back_threader_profitability::profitable_path_p): ...to here.
9400 (thread_jumps::find_taken_edge): New.
9401 (thread_jumps::convert_and_register_current_path): Move...
9402 (back_threader_registry::register_path): ...to here.
9403 (thread_jumps::register_jump_thread_path_if_profitable): Move...
9404 (thread_jumps::maybe_register_path): ...to here.
9405 (thread_jumps::handle_phi): Call find_taken_edge and
9406 maybe_register_path.
9407 (thread_jumps::handle_assignment): Same.
9408 (thread_jumps::fsm_find_control_statement_thread_paths): Remove
9409 tree argument to handle_phi and handle_assignment.
9410 (thread_jumps::find_jump_threads_backwards): Set m_name. Remove
9411 set of m_speed_p and m_max_threaded_paths.
9412 (pass_thread_jumps::execute): Remove second argument from
9413 find_jump_threads_backwards.
9414 (pass_early_thread_jumps::execute): Same.
9416 2021-04-30 Aldy Hernandez <aldyh@redhat.com>
9418 * tree-ssa-dom.c (class dom_jump_threader_simplifier): New.
9419 (class dom_opt_dom_walker): Initialize some class variables.
9420 (pass_dominator::execute): Pass evrp_range_analyzer and
9421 dom_jump_threader_simplifier to dom_opt_dom_walker.
9422 Adjust for some functions moving into classes.
9423 (simplify_stmt_for_jump_threading): Adjust and move to...
9424 (jump_threader_simplifier::simplify): ...here.
9425 (dom_opt_dom_walker::before_dom_children): Adjust for
9426 m_evrp_range_analyzer.
9427 (dom_opt_dom_walker::after_dom_children): Remove x_vr_values hack.
9428 (test_for_singularity): Place in dom_opt_dom_walker class.
9429 (dom_opt_dom_walker::optimize_stmt): The argument
9430 evrp_range_analyzer is now a class field.
9431 * tree-ssa-threadbackward.c (class thread_jumps): Add m_registry.
9432 (thread_jumps::thread_through_all_blocks): New.
9433 (thread_jumps::convert_and_register_current_path): Use m_registry.
9434 (pass_thread_jumps::execute): Adjust for thread_through_all_blocks
9435 being in the threader class.
9436 (pass_early_thread_jumps::execute): Same.
9437 * tree-ssa-threadedge.c (threadedge_initialize_values): Move...
9438 (jump_threader::jump_threader): ...here.
9439 (threadedge_finalize_values): Move...
9440 (jump_threader::~jump_threader): ...here.
9441 (jump_threader::remove_jump_threads_including): New.
9442 (jump_threader::thread_through_all_blocks): New.
9443 (record_temporary_equivalences_from_phis): Move...
9444 (jump_threader::record_temporary_equivalences_from_phis): ...here.
9445 (record_temporary_equivalences_from_stmts_at_dest): Move...
9446 (jump_threader::record_temporary_equivalences_from_stmts_at_dest):
9448 (simplify_control_stmt_condition_1): Move to jump_threader class.
9449 (simplify_control_stmt_condition): Move...
9450 (jump_threader::simplify_control_stmt_condition): ...here.
9451 (thread_around_empty_blocks): Move...
9452 (jump_threader::thread_around_empty_blocks): ...here.
9453 (thread_through_normal_block): Move...
9454 (jump_threader::thread_through_normal_block): ...here.
9455 (thread_across_edge): Move...
9456 (jump_threader::thread_across_edge): ...here.
9457 (thread_outgoing_edges): Move...
9458 (jump_threader::thread_outgoing_edges): ...here.
9459 * tree-ssa-threadedge.h: Move externally facing functings...
9460 (class jump_threader): ...here...
9461 (class jump_threader_simplifier): ...and here.
9462 * tree-ssa-threadupdate.c (struct redirection_data): Remove comment.
9463 (jump_thread_path_allocator::jump_thread_path_allocator): New.
9464 (jump_thread_path_allocator::~jump_thread_path_allocator): New.
9465 (jump_thread_path_allocator::allocate_thread_edge): New.
9466 (jump_thread_path_allocator::allocate_thread_path): New.
9467 (jump_thread_path_registry::jump_thread_path_registry): New.
9468 (jump_thread_path_registry::~jump_thread_path_registry): New.
9469 (jump_thread_path_registry::allocate_thread_edge): New.
9470 (jump_thread_path_registry::allocate_thread_path): New.
9471 (dump_jump_thread_path): Make extern.
9472 (debug (const vec<jump_thread_edge *> &path)): New.
9473 (struct removed_edges): Move to tree-ssa-threadupdate.h.
9474 (struct thread_stats_d): Remove.
9475 (remove_ctrl_stmt_and_useless_edges): Make static.
9476 (lookup_redirection_data): Move...
9477 (jump_thread_path_registry::lookup_redirection_data): ...here.
9478 (ssa_redirect_edges): Make static.
9479 (thread_block_1): Move...
9480 (jump_thread_path_registry::thread_block_1): ...here.
9481 (thread_block): Move...
9482 (jump_thread_path_registry::thread_block): ...here.
9483 (thread_through_loop_header): Move...
9484 (jump_thread_path_registry::thread_through_loop_header): ...here.
9485 (mark_threaded_blocks): Move...
9486 (jump_thread_path_registry::mark_threaded_blocks): ...here.
9487 (debug_path): Move...
9488 (jump_thread_path_registry::debug_path): ...here.
9489 (debug_all_paths): Move...
9490 (jump_thread_path_registry::dump): ..here.
9491 (rewire_first_differing_edge): Move...
9492 (jump_thread_path_registry::rewire_first_differing_edge): ...here.
9493 (adjust_paths_after_duplication): Move...
9494 (jump_thread_path_registry::adjust_paths_after_duplication): ...here.
9495 (duplicate_thread_path): Move...
9496 (jump_thread_path_registry::duplicate_thread_path): ..here.
9497 (remove_jump_threads_including): Move...
9498 (jump_thread_path_registry::remove_jump_threads_including): ...here.
9499 (thread_through_all_blocks): Move to...
9500 (jump_thread_path_registry::thread_through_all_blocks): ...here.
9501 (delete_jump_thread_path): Remove.
9502 (register_jump_thread): Move...
9503 (jump_thread_path_registry::register_jump_thread): ...here.
9504 * tree-ssa-threadupdate.h: Move externally facing functions...
9505 (class jump_thread_path_allocator): ...here...
9506 (class jump_thread_path_registry): ...and here.
9507 (thread_through_all_blocks): Remove.
9508 (struct removed_edges): New.
9509 (register_jump_thread): Remove.
9510 (remove_jump_threads_including): Remove.
9511 (delete_jump_thread_path): Remove.
9512 (remove_ctrl_stmt_and_useless_edges): Remove.
9513 (free_dom_edge_info): New prototype.
9514 * tree-vrp.c: Remove x_vr_values hack.
9515 (class vrp_jump_threader_simplifier): New.
9516 (vrp_jump_threader_simplifier::simplify): New.
9517 (vrp_jump_threader::vrp_jump_threader): Adjust method signature.
9518 Remove m_dummy_cond.
9519 Instantiate m_simplifier and m_threader.
9520 (vrp_jump_threader::thread_through_all_blocks): New.
9521 (vrp_jump_threader::simplify_stmt): Remove.
9522 (vrp_jump_threader::after_dom_children): Do not set m_dummy_cond.
9523 Remove x_vr_values hack.
9524 (execute_vrp): Adjust for thread_through_all_blocks being in a
9527 2021-04-30 Christophe Lyon <christophe.lyon@linaro.org>
9529 * genflags.c (gen_insn): Print failed expansion string.
9531 2021-04-30 H.J. Lu <hjl.tools@gmail.com>
9533 * expr.c (alignment_for_piecewise_move): Call mode_for_size
9534 without limit to MAX_FIXED_MODE_SIZE.
9536 2021-04-30 H.J. Lu <hjl.tools@gmail.com>
9539 * builtins.c (builtin_memset_gen_str): Don't use return from
9540 simplify_gen_subreg.
9542 2021-04-30 Uroš Bizjak <ubizjak@gmail.com>
9545 * config/i386/i386.md (*add<mode>3_carry_0r): New insn pattern.
9546 (*addsi3_carry_zext_0r): Ditto.
9547 (*sub<mode>3_carry_0): Ditto.
9548 (*subsi3_carry_zext_0r): Ditto.
9549 * config/i386/predicates.md (ix86_carry_flag_unset_operator):
9551 * config/i386/i386.c (ix86_rtx_costs) <case PLUS, case MINUS>:
9552 Also consider ix86_carry_flag_unset_operator to calculate
9553 the cost of adc/sbb insn.
9555 2021-04-30 Roman Zhuykov <zhroma@ispras.ru>
9557 PR rtl-optimization/100225
9558 PR rtl-optimization/84878
9559 * modulo-sched.c (sms_schedule): Use note_stores to skip loops
9560 where we have an instruction which touches (writes) any hard
9561 register from df->regular_block_artificial_uses set.
9562 Allow not-single-set instruction only right before basic block
9565 2021-04-30 Geng Qi <gengqi@linux.alibaba.com>
9567 * config/riscv/riscv.opt (march=,mabi=): Negative itself.
9569 2021-04-30 LevyHsu <admin@levyhsu.com>
9571 * config/riscv/riscv.c (riscv_min_arithmetic_precision): New.
9572 * config/riscv/riscv.h (TARGET_MIN_ARITHMETIC_PRECISION): New.
9573 * config/riscv/riscv.md (addv<mode>4, uaddv<mode>4): New.
9574 (subv<mode>4, usubv<mode>4, mulv<mode>4, umulv<mode>4): New.
9576 2021-04-29 Alexandre Oliva <oliva@adacore.com>
9578 * config.gcc: Merged x86 and x86_64 cpu_type-setting cases.
9580 2021-04-29 Alexandre Oliva <oliva@adacore.com>
9582 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): Rename to...
9583 (ASM_OUTPUT_MAX_SKIP_ALIGN): ... this. Enclose in do/while(0).
9584 * config/i386/i386.c: Adjust.
9585 * config/i386/i386.md: Adjust.
9586 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Drop.
9587 * config/i386/dragonfly.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9588 * config/i386/freebsd.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9589 * config/i386/gas.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9590 * config/i386/gnu-user.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9591 * config/i386/iamcu.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9592 * config/i386/lynx.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9593 * config/i386/netbsd-elf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9594 * config/i386/openbsdelf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9595 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9596 (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9598 2021-04-29 Uroš Bizjak <ubizjak@gmail.com>
9600 * config/i386/i386-expand.c (ix86_expand_int_compare):
9601 Swap operands of GTU and LEU comparison to emit carry flag comparison.
9602 * config/i386/i386.md (*add<mode>3_carry_0): Change insn
9603 predicate to allow more combine opportunities with memory operands.
9604 (*sub<mode>3_carry_0): Ditto.
9606 2021-04-29 Richard Sandiford <richard.sandiford@arm.com>
9608 PR rtl-optimization/100303
9609 * rtl-ssa/accesses.cc (function_info::make_use_available): Take a
9610 boolean that indicates whether the use will only be used in
9611 debug instructions. Treat it in the same way that existing
9612 cross-EBB debug references would be handled if so.
9613 (function_info::make_uses_available): Likewise.
9614 * rtl-ssa/functions.h (function_info::make_uses_available): Update
9615 prototype accordingly.
9616 (function_info::make_uses_available): Likewise.
9617 * fwprop.c (try_fwprop_subst): Update call accordingly.
9619 2021-04-29 Jeff Law <jlaw@tachyum.com>
9621 * config/nios2/nios2-protos.h (nios2_fpu_insn_enabled): Move outside
9624 2021-04-29 Uroš Bizjak <ubizjak@gmail.com>
9625 Richard Biener <rguenther@suse.de>
9628 * config/i386/i386-builtin.def (IX86_BUILTIN_MASKLOADPD)
9629 (IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKLOADPD256)
9630 (IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKLOADD)
9631 (IX86_BUILTIN_MASKLOADQ, IX86_BUILTIN_MASKLOADD256)
9632 (IX86_BUILTIN_MASKLOADQ256): Move from SPECIAL_ARGS
9633 to PURE_ARGS category.
9634 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
9635 Handle PURE_ARGS category.
9636 * config/i386/i386-expand.c (ix86_expand_builtin): Ditto.
9638 2021-04-29 Eric Botcazou <ebotcazou@adacore.com>
9640 * configure.ac: Check for the presence of sys/locking.h header and
9641 for whether _LK_LOCK is supported by _locking.
9642 * configure: Regenerate.
9643 * config.in: Likewise.
9644 * gcov-io.h: Define GCOV_LOCKED_WITH_LOCKING if HOST_HAS_LK_LOCK.
9645 * gcov-io.c (gcov_open): Add support for GCOV_LOCKED_WITH_LOCKING.
9646 * system.h: Include <sys/locking.h> if HAVE_SYS_LOCKING_H.
9648 2021-04-29 Uroš Bizjak <ubizjak@gmail.com>
9650 * config/i386/predicates.md (fcmov_comparison_operator):
9651 Do not check for trivial FP comparison operator.
9652 <case GEU, case LTU>: Allow CCGZmode.
9653 <case GTU, case LEU>: Do not allow CCCmode.
9654 (ix86_comparison_operator) <case GTU, case LEU>: Allow only CCmode.
9655 (ix86_carry_flag_operator): Match only LTU and UNLT code.
9656 Do not check for trivial FP comparison operator. Allow CCGZmode.
9658 2021-04-29 Tom de Vries <tdevries@suse.de>
9660 * omp-expand.c (expand_omp_simd): Add step_orig, and replace uses of
9661 fd->loop.step by either step or orig_step.
9663 2021-04-29 Eric Botcazou <ebotcazou@adacore.com>
9665 * config/sparc/sparc.c (gen_load_pcrel_sym): Delete.
9666 (load_got_register): Do the PIC dance here.
9667 (sparc_legitimize_tls_address): Simplify.
9668 (sparc_emit_probe_stack_range): Likewise.
9669 (sparc32_initialize_trampoline): Likewise.
9670 (sparc64_initialize_trampoline): Likewise.
9671 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Add @ marker.
9672 (probe_stack_range<P:mode>): Likewise.
9673 (flush<P:mode>): Likewise.
9674 (tgd_hi22<P:mode>): Likewise.
9675 (tgd_lo10<P:mode>): Likewise.
9676 (tgd_add<P:mode>): Likewise.
9677 (tgd_call<P:mode>): Likewise.
9678 (tldm_hi22<P:mode>): Likewise.
9679 (tldm_lo10<P:mode>): Likewise.
9680 (tldm_add<P:mode>): Likewise.
9681 (tldm_call<P:mode>): Likewise.
9682 (tldo_hix22<P:mode>): Likewise.
9683 (tldo_lox10<P:mode>): Likewise.
9684 (tldo_add<P:mode>): Likewise.
9685 (tie_hi22<P:mode>): Likewise.
9686 (tie_lo10<P:mode>): Likewise.
9687 (tie_add<P:mode>): Likewise.
9688 (tle_hix22<P:mode>): Likewise.
9689 (tle_lox10<P:mode>): Likewise.
9690 (stack_protect_setsi): Rename to...
9691 (stack_protect_set32): ...this.
9692 (stack_protect_setdi): Rename to...
9693 (stack_protect_set64): ...this.
9694 (stack_protect_set): Adjust calls to above.
9695 (stack_protect_testsi): Rename to...
9696 (stack_protect_test32): ...this.
9697 (stack_protect_testdi): Rename to...
9698 (stack_protect_test64): ...this.
9699 (stack_protect_test): Adjust calls to above.
9701 2021-04-29 H.J. Lu <hjl.tools@gmail.com>
9704 * builtins.c (builtin_memcpy_read_str): Add a dummy argument.
9705 (builtin_strncpy_read_str): Likewise.
9706 (builtin_memset_read_str): Add an argument for the previous RTL
9707 information and generate the new RTL from the previous RTL info.
9708 (builtin_memset_gen_str): Likewise.
9709 * builtins.h (builtin_strncpy_read_str): Update the prototype.
9710 (builtin_memset_read_str): Likewise.
9711 * expr.c (by_pieces_ninsns): If targetm.overlap_op_by_pieces_p()
9712 returns true, round up size and alignment to the widest integer
9713 mode for maximum size.
9714 (pieces_addr::adjust): Add a pointer to by_pieces_prev argument
9715 and pass it to m_constfn.
9716 (op_by_pieces_d): Add m_push and m_overlap_op_by_pieces.
9717 (op_by_pieces_d::op_by_pieces_d): Add a bool argument to
9718 initialize m_push. Initialize m_overlap_op_by_pieces with
9719 targetm.overlap_op_by_pieces_p ().
9720 (op_by_pieces_d::run): Pass the previous RTL information to
9721 pieces_addr::adjust and generate overlapping operations if
9722 m_overlap_op_by_pieces is true.
9724 (move_by_pieces_d::move_by_pieces_d): Updated for op_by_pieces_d
9726 (store_by_pieces_d::store_by_pieces_d): Updated for op_by_pieces_d
9728 (can_store_by_pieces): Use by_pieces_constfn on constfun.
9729 (store_by_pieces): Use by_pieces_constfn on constfun. Updated
9730 for op_by_pieces_d change.
9731 (clear_by_pieces_1): Add a dummy argument.
9732 (clear_by_pieces): Updated for op_by_pieces_d change.
9733 (compare_by_pieces_d::compare_by_pieces_d): Likewise.
9734 (string_cst_read_str): Add a dummy argument.
9735 * expr.h (by_pieces_constfn): Add a dummy argument.
9736 (by_pieces_prev): New.
9737 * target.def (overlap_op_by_pieces_p): New target hook.
9738 * config/i386/i386.c (TARGET_OVERLAP_OP_BY_PIECES_P): New.
9739 * doc/tm.texi.in: Add TARGET_OVERLAP_OP_BY_PIECES_P.
9740 * doc/tm.texi: Regenerated.
9742 2021-04-29 Richard Biener <rguenther@suse.de>
9744 PR tree-optimization/100253
9745 * tree-vect-stmts.c (vectorizable_load): Do not assume
9746 element alignment when DR_MISALIGNMENT is -1.
9747 (vectorizable_store): Likewise.
9749 2021-04-29 Jakub Jelinek <jakub@redhat.com>
9752 * config/aarch64/aarch64.c (aarch64_add_offset_1_temporaries): Use
9753 absu_hwi instead of abs_hwi.
9755 2021-04-29 Richard Biener <rguenther@suse.de>
9758 * tree-ssa-structalias.c (add_graph_edge): Avoid direct
9759 forwarding when indirect forwarding through ESCAPED
9762 2021-04-29 Tom de Vries <tdevries@suse.de>
9765 * internal-fn.c (expand_GOMP_SIMT_ENTER_ALLOC)
9766 (expand_GOMP_SIMT_LAST_LANE, expand_GOMP_SIMT_ORDERED_PRED)
9767 (expand_GOMP_SIMT_VOTE_ANY, expand_GOMP_SIMT_XCHG_BFLY)
9768 (expand_GOMP_SIMT_XCHG_IDX): Ensure target is assigned to.
9770 2021-04-29 Richard Biener <rguenther@suse.de>
9772 PR tree-optimization/99912
9773 * tree-ssa-dse.c (dse_dom_walker::m_need_cfg_cleanup): New.
9774 (dse_dom_walker::todo): Likewise.
9775 (dse_dom_walker::dse_optimize_stmt): Move VDEF check to the
9777 (dse_dom_walker::before_dom_children): Remove trivially
9778 dead SSA defs and schedule CFG cleanup if we removed all
9780 (pass_dse::execute): Get TODO as computed by the DOM walker
9781 and return it. Wipe dominator info earlier.
9783 2021-04-29 Richard Biener <rguenther@suse.de>
9786 * ipa-prop.c (ipcp_modif_dom_walker::before_dom_children):
9787 Track blocks to cleanup EH in new m_need_eh_cleanup.
9788 (ipcp_modif_dom_walker::cleanup_eh): New.
9789 (ipcp_transform_function): Release dominator info before
9792 2021-04-29 Martin Sebor <msebor@redhat.com>
9794 PR middle-end/100250
9795 * attribs.c (attr_access::array_as_string): Avoid dereferencing
9796 a pointer when it's null.
9798 2021-04-29 Martin Sebor <msebor@redhat.com>
9800 * Makefile.in (OBJS): Add ipa-free-lang-data.o.
9801 * ipa-free-lang-data.cc: New file.
9802 * tree.c: Move pass free_lang_data to file above.
9803 (build_array_type_1): Declare extern.
9804 * tree.h (build_array_type_1): Declare.
9806 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
9808 * config/aarch64/aarch64-simd-builtins.def: Modify comment to
9809 make consistent with updated RTL pattern.
9810 * config/aarch64/aarch64-simd.md (aarch64_<sur>qmovn<mode>):
9811 Implement using ss_truncate and us_truncate rather than
9813 * config/aarch64/iterators.md: Remove redundant unspecs and
9814 iterator: UNSPEC_[SU]QXTN and SUQMOVN respectively.
9816 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
9818 * config/aarch64/arm_acle.h (__attribute__): Make intrinsic
9819 attributes consistent with those defined in arm_neon.h.
9821 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
9823 * config/aarch64/arm_fp16.h (__attribute__): Make intrinsic
9824 attributes consistent with those defined in arm_neon.h.
9826 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
9828 * config/aarch64/aarch64-simd-builtins.def: Add
9829 float_trunc_rodd builtin generator macros.
9830 * config/aarch64/aarch64-simd.md (aarch64_float_trunc_rodd_df):
9832 (aarch64_float_trunc_rodd_lo_v2sf): Define.
9833 (aarch64_float_trunc_rodd_hi_v4sf_le): Define.
9834 (aarch64_float_trunc_rodd_hi_v4sf_be): Define.
9835 (aarch64_float_trunc_rodd_hi_v4sf): Define.
9836 * config/aarch64/arm_neon.h (vcvtx_f32_f64): Use RTL builtin
9837 instead of inline asm.
9838 (vcvtx_high_f32_f64): Likewise.
9839 (vcvtxd_f32_f64): Likewise.
9840 * config/aarch64/iterators.md: Add FCVTXN unspec.
9842 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
9844 * config/aarch64/aarch64-simd-builtins.def: Add tbx1 builtin
9846 * config/aarch64/aarch64-simd.md (aarch64_tbx1<mode>):
9848 * config/aarch64/arm_neon.h (vqtbx1_s8): USE RTL builtin
9849 instead of inline asm.
9850 (vqtbx1_u8): Likewise.
9851 (vqtbx1_p8): Likewise.
9852 (vqtbx1q_s8): Likewise.
9853 (vqtbx1q_u8): Likewise.
9854 (vqtbx1q_p8): Likewise.
9855 (vtbx2_s8): Likewise.
9856 (vtbx2_u8): Likewise.
9857 (vtbx2_p8): Likewise.
9859 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
9861 * config/aarch64/aarch64-simd-builtins.def: Add tbl1 builtin
9863 * config/aarch64/arm_neon.h (vqtbl1_p8): Use RTL builtin
9864 instead of inline asm.
9865 (vqtbl1_s8): Likewise.
9866 (vqtbl1_u8): Likewise.
9867 (vqtbl1q_p8): Likewise.
9868 (vqtbl1q_s8): Likewise.
9869 (vqtbl1q_u8): Likewise.
9870 (vtbl1_s8): Likewise.
9871 (vtbl1_u8): Likewise.
9872 (vtbl1_p8): Likewise.
9873 (vtbl2_s8): Likewise.
9874 (vtbl2_u8): Likewise.
9875 (vtbl2_p8): Likewise.
9877 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
9879 * config/aarch64/aarch64-simd-builtins.def: Add polynomial
9880 ssri_n buitin generator macro.
9881 * config/aarch64/arm_neon.h (vsri_n_p8): Use RTL builtin
9882 instead of inline asm.
9883 (vsri_n_p16): Likewise.
9884 (vsri_n_p64): Likewise.
9885 (vsriq_n_p8): Likewise.
9886 (vsriq_n_p16): Likewise.
9887 (vsriq_n_p64): Likewise.
9889 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
9891 * config/aarch64/aarch64-simd-builtins.def: Use VALLP mode
9892 iterator for polynomial ssli_n builtin generator macro.
9893 * config/aarch64/arm_neon.h (vsli_n_p8): Use RTL builtin
9894 instead of inline asm.
9895 (vsli_n_p16): Likewise.
9896 (vsliq_n_p8): Likewise.
9897 (vsliq_n_p16): Likewise.
9898 * config/aarch64/iterators.md: Define VALLP mode iterator.
9900 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
9902 * config/aarch64/aarch64-simd-builtins.def: Use VDQV_L
9903 iterator to generate [su]adalp RTL builtins.
9904 * config/aarch64/aarch64-simd.md: Use VDQV_L iterator in
9905 [su]adalp RTL pattern.
9906 * config/aarch64/arm_neon.h (vpadal_s32): Use RTL builtin
9907 instead of inline asm.
9908 (vpadal_u32): Likewise.
9910 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
9912 * config/aarch64/aarch64-simd-builtins.def: Add [su]addlp
9913 builtin generator macros.
9914 * config/aarch64/aarch64-simd.md (aarch64_<su>addlp<mode>):
9916 * config/aarch64/arm_neon.h (vpaddl_s8): Use RTL builtin
9917 instead of inline asm.
9918 (vpaddl_s16): Likewise.
9919 (vpaddl_s32): Likewise.
9920 (vpaddl_u8): Likewise.
9921 (vpaddl_u16): Likewise.
9922 (vpaddl_u32): Likewise.
9923 (vpaddlq_s8): Likewise.
9924 (vpaddlq_s16): Likewise.
9925 (vpaddlq_s32): Likewise.
9926 (vpaddlq_u8): Likewise.
9927 (vpaddlq_u16): Likewise.
9928 (vpaddlq_u32): Liwewise.
9929 * config/aarch64/iterators.md: Define [SU]ADDLP unspecs with
9930 appropriate attributes.
9932 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
9934 * config/aarch64/aarch64-simd-builtins.def: Use VDQ_I iterator
9935 for aarch64_addp<mode> builtin macro generator.
9936 * config/aarch64/aarch64-simd.md: Use VDQ_I iterator in
9937 aarch64_addp<mode> RTL pattern.
9938 * config/aarch64/arm_neon.h (vpaddq_s8): Use RTL builtin
9939 instead of inline asm.
9940 (vpaddq_s16): Likewise.
9941 (vpaddq_s32): Likewise.
9942 (vpaddq_s64): Likewise.
9943 (vpaddq_u8): Likewise.
9944 (vpaddq_u16): Likewise.
9945 (vpaddq_u32): Likewise.
9946 (vpaddq_u64): Likewise.
9948 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
9950 * config/aarch64/aarch64-simd-builtins.def: Add sq[r]dmulh_n
9951 builtin generator macros.
9952 * config/aarch64/aarch64-simd.md (aarch64_sq<r>dmulh_n<mode>):
9954 * config/aarch64/arm_neon.h (vqdmulh_n_s16): Use RTL builtin
9955 instead of inline asm.
9956 (vqdmulh_n_s32): Likewise.
9957 (vqdmulhq_n_s16): Likewise.
9958 (vqdmulhq_n_s32): Likewise.
9959 (vqrdmulh_n_s16): Likewise.
9960 (vqrdmulh_n_s32): Likewise.
9961 (vqrdmulhq_n_s16): Likewise.
9962 (vqrdmulhq_n_s32): Likewise.
9964 2021-04-28 Tobias Burnus <tobias@codesourcery.com>
9966 * doc/install.texi (--enable-offload-defaulted): Document.
9968 2021-04-28 Senthil Kumar Selvaraj <saaadhu@gcc.gnu.org>
9970 * config/avr/avr-dimode.md: Turn existing patterns into
9971 define_insn_and_split style patterns where the splitter
9972 adds a clobber of the condition code register. Drop "cc"
9973 attribute. Add new patterns to match output of
9975 * config/avr/avr-fixed.md: Likewise.
9976 * config/avr/avr.c (cc_reg_rtx): New.
9977 (avr_parallel_insn_from_insns): Adjust insn count
9978 for removal of set of cc0.
9979 (avr_is_casesi_sequence): Likewise.
9980 (avr_casei_sequence_check_operands): Likewise.
9981 (avr_optimize_casesi): Likewise. Also insert
9982 new insns after jump_insn.
9983 (avr_pass_casesi::avr_rest_of_handle_casesi): Adjust
9984 for removal of set of cc0.
9985 (avr_init_expanders): Initialize cc_reg_rtx.
9986 (avr_regno_reg_class): Handle REG_CC.
9987 (cond_string): Remove usage of CC_OVERFLOW_UNUSABLE.
9988 (avr_notice_update_cc): Remove function.
9989 (ret_cond_branch): Remove usage of CC_OVERFLOW_UNUSABLE.
9990 (compare_condition): Adjust for PARALLEL with
9992 (out_shift_with_cnt): Likewise.
9993 (ashlhi3_out): Likewise.
9994 (ashrhi3_out): Likewise.
9995 (lshrhi3_out): Likewise.
9996 (avr_class_max_nregs): Return single reg for REG_CC.
9997 (avr_compare_pattern): Check for REG_CC instead
9999 (avr_reorg_remove_redundant_compare): Likewise.
10000 (avr_reorg):Adjust for PARALLEL with REG_CC clobber.
10001 (avr_hard_regno_nregs): Return single reg for REG_CC.
10002 (avr_hard_regno_mode_ok): Allow only CCmode for REG_CC.
10003 (avr_md_asm_adjust): Clobber REG_CC.
10004 (TARGET_HARD_REGNO_NREGS): Define.
10005 (TARGET_CLASS_MAX_NREGS): Define.
10006 (TARGET_MD_ASM_ADJUST): Define.
10007 * config/avr/avr.h (FIRST_PSEUDO_REGISTER): Adjust
10009 (enum reg_class): Add CC_REG class.
10010 (NOTICE_UPDATE_CC): Remove.
10011 (CC_OVERFLOW_UNUSABLE): Remove.
10012 (CC_NO_CARRY): Remove.
10013 * config/avr/avr.md: Turn existing patterns into
10014 define_insn_and_split style patterns where the splitter
10015 adds a clobber of the condition code register. Drop "cc"
10016 attribute. Add new patterns to match output of
10018 (sez): Remove unused pattern.
10020 2021-04-28 Richard Earnshaw <rearnsha@arm.com>
10023 * config/arm/arm.c (arm_hard_regno_mode_ok): Only allow VPR to be
10026 2021-04-28 Richard Sandiford <richard.sandiford@arm.com>
10029 * config/aarch64/constraints.md (Utq): Require the address to
10030 be valid for both the element mode and for V2DImode.
10032 2021-04-28 Jakub Jelinek <jakub@redhat.com>
10033 Tobias Burnus <tobias@codesourcery.com>
10035 * configure.ac (OFFLOAD_DEFAULTED): AC_DEFINE if offload-defaulted.
10036 * gcc.c (process_command): New variable.
10037 (driver::maybe_putenv_OFFLOAD_TARGETS): If OFFLOAD_DEFAULTED,
10038 set it if -foffload is defaulted.
10039 * lto-wrapper.c (OFFLOAD_TARGET_DEFAULT_ENV): Define.
10040 (compile_offload_image): If OFFLOAD_DEFAULTED and
10041 OFFLOAD_TARGET_DEFAULT is in the environment, don't fail
10042 if corresponding mkoffload can't be found.
10043 (compile_images_for_offload_targets): Likewise. Free and clear
10044 offload_names if no valid offload is found.
10045 * config.in: Regenerate.
10046 * configure: Regenerate.
10048 2021-04-28 Richard Biener <rguenther@suse.de>
10050 PR tree-optimization/100292
10051 * tree-vect-generic.c (expand_vector_condition): Do not fold
10054 2021-04-27 David Edelsohn <dje.gcc@gmail.com>
10056 * config/rs6000/aix.h (SUBTARGET_DRIVER_SELF_SPECS): New.
10057 * config/rs6000/aix64.opt (m64): New.
10060 2021-04-27 Maciej W. Rozycki <macro@orcam.me.uk>
10062 * config/vax/vax.c (print_operand_address, vax_address_cost_1)
10063 (index_term_p): Handle ASHIFT too.
10065 2021-04-27 Maciej W. Rozycki <macro@orcam.me.uk>
10067 * config/vax/builtins.md (jbb<ccss>i<mode>): Remove operand #3.
10068 (sync_lock_test_and_set<mode>): Adjust accordingly.
10069 (sync_lock_release<mode>): Likewise.
10071 2021-04-27 Maciej W. Rozycki <macro@orcam.me.uk>
10073 * config/vax/vax-protos.h (adjacent_operands_p): Remove
10075 * config/vax/vax.c (adjacent_operands_p): Remove.
10077 2021-04-27 Maciej W. Rozycki <macro@linux-mips.org>
10079 * ifcvt.c (dead_or_predicable) [!IFCVT_MODIFY_TESTS]: Fall
10080 through to the non-conditional execution case if getting the
10081 condition for conditional execution has failed.
10083 2021-04-27 Richard Sandiford <richard.sandiford@arm.com>
10085 PR middle-end/100284
10086 * gimple.c (gimple_could_trap_p_1): Remove VEC_COND_EXPR test.
10087 * tree-eh.c (operation_could_trap_p): Handle VEC_COND_EXPR rather
10088 than asserting on it.
10090 2021-04-27 David Edelsohn <dje.gcc@gmail.com>
10092 * config/rs6000/rs6000.c (rs6000_aix_precompute_tls_p): Protect
10093 with TARGET_AIX_OS.
10095 2021-04-27 David Edelsohn <dje.gcc@gmail.com>
10098 * calls.c (precompute_register_parameters): Additionally test
10099 targetm.precompute_tls_p to pre-compute argument.
10100 * config/rs6000/aix.h (TARGET_PRECOMPUTE_TLS_P): Define.
10101 * config/rs6000/rs6000.c (rs6000_aix_precompute_tls_p): New.
10102 * target.def (precompute_tls_p): New.
10103 * doc/tm.texi.in (TARGET_PRECOMPUTE_TLS_P): Add hook documentation.
10104 * doc/tm.texi: Regenerated.
10106 2021-04-27 Jakub Jelinek <jakub@redhat.com>
10109 * config/aarch64/aarch64.c (aarch64_print_operand): Cast -UINTVAL
10110 back to HOST_WIDE_INT.
10112 2021-04-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
10115 * simplify-rtx.c (simplify_context::simplify_subreg): Check the
10116 memory alignment for the outer mode.
10118 2021-04-27 H.J. Lu <hjl.tools@gmail.com>
10120 PR middle-end/90773
10121 * expr.c (op_by_pieces_d::get_usable_mode): New member function.
10122 (op_by_pieces_d::run): Cange a while loop to a do-while loop.
10124 2021-04-27 Alex Coplan <alex.coplan@arm.com>
10127 * config/arm/arm.c (arm_split_compare_and_swap): Fix up codegen
10128 with negative immediates: ensure we expand cbranchsi4_scratch
10129 correctly and ensure we satisfy its constraints.
10130 * config/arm/sync.md
10131 (@atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): Don't
10132 attempt to tie two output operands together with constraints;
10133 collapse two alternatives.
10134 (@atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): Likewise.
10135 * config/arm/thumb1.md (cbranchsi4_neg_late): New.
10137 2021-04-27 Jakub Jelinek <jakub@redhat.com>
10140 * config/aarch64/predicates.md (aarch64_sub_immediate,
10141 aarch64_plus_immediate): Use -UINTVAL instead of -INTVAL.
10142 * config/aarch64/aarch64.md (casesi, rotl<mode>3): Likewise.
10143 * config/aarch64/aarch64.c (aarch64_print_operand,
10144 aarch64_split_atomic_op, aarch64_expand_subvti): Likewise.
10146 2021-04-27 Jakub Jelinek <jakub@redhat.com>
10148 PR tree-optimization/100239
10149 * tree-vect-generic.c (lower_vec_perm): Don't accept constant
10150 permutations with all indices from the first zero element as vec_shl.
10152 2021-04-27 Jakub Jelinek <jakub@redhat.com>
10154 PR rtl-optimization/100254
10155 * cfgcleanup.c (outgoing_edges_match): Check REG_EH_REGION on
10156 last1 and last2 insns rather than BB_END (bb1) and BB_END (bb2) insns.
10158 2021-04-27 Richard Biener <rguenther@suse.de>
10160 PR tree-optimization/99912
10161 * passes.def: Add comment about new TODO_remove_unused_locals.
10162 * tree-stdarg.c (pass_data_stdarg): Run TODO_remove_unused_locals
10165 2021-04-27 Richard Biener <rguenther@suse.de>
10167 PR tree-optimization/99912
10168 * passes.def (pass_all_optimizations): Add pass_dse before
10169 the first pass_dce, move the first pass_dse before the
10170 pass_dce following pass_pre.
10172 2021-04-27 Jakub Jelinek <jakub@redhat.com>
10174 PR tree-optimization/95527
10175 * generic-match-head.c: Include tm.h.
10176 * gimple-match-head.c: Include tm.h.
10177 * match.pd (CLZ == INTEGER_CST): Don't use
10178 #ifdef CLZ_DEFINED_VALUE_AT_ZERO, only test CLZ_DEFINED_VALUE_AT_ZERO
10179 if clz == CFN_CLZ. Add missing val declaration.
10180 (CTZ cmp CST): New simplifications.
10182 2021-04-27 Jakub Jelinek <jakub@redhat.com>
10184 PR tree-optimization/96696
10185 * expr.c (expand_expr_divmod): New function.
10186 (expand_expr_real_2) <case TRUNC_DIV_EXPR>: Use it for truncations and
10187 divisions. Formatting fixes.
10188 <case MULT_EXPR>: Optimize x / y * y as x - x % y if the latter is
10191 2021-04-27 Martin Jambor <mjambor@suse.cz>
10194 * ipa-param-manipulation.c (ipa_param_adjustments::modify_call):
10195 If removing a call statement LHS SSA name, release it.
10197 2021-04-27 Richard Earnshaw <rearnsha@arm.com>
10200 * config/arm/arm.c (THUMB2_WORK_REGS): Check PIC_OFFSET_TABLE_REGNUM
10201 is valid before including it in the mask.
10203 2021-04-27 Richard Sandiford <richard.sandiford@arm.com>
10206 * config/aarch64/aarch64.c (aarch64_comp_type_attributes): Handle
10209 2021-04-27 Richard Biener <rguenther@suse.de>
10211 PR tree-optimization/100051
10212 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Add
10213 disambiguator based on access size vs. decl size.
10215 2021-04-27 Richard Biener <rguenther@suse.de>
10217 PR tree-optimization/100278
10218 * tree-ssa-pre.c (compute_avail): Give up when we cannot
10219 adjust TBAA beacuse of mismatching bases.
10221 2021-04-27 Jakub Jelinek <jakub@redhat.com>
10224 * config/i386/i386.md (*<insn><mode>3_mask, *<insn><mode>3_mask_1):
10225 For any_rotate define_insn_split and following splitters, use
10226 SWI iterator instead of SWI48.
10228 2021-04-27 Richard Biener <rguenther@suse.de>
10230 PR tree-optimization/99776
10231 * match.pd (bit_field_ref (ctor)): Relax element extract
10232 type compatibility checks.
10234 2021-04-27 Cui,Lili <lili.cui@intel.com>
10236 * common/config/i386/i386-common.c (processor_names):
10237 Sync processor_names with processor_type.
10238 * config/i386/i386-options.c (processor_cost_table):
10239 Sync processor_cost_table with processor_type.
10241 2021-04-26 Aldy Hernandez <aldyh@redhat.com>
10243 * value-range.cc (irange::irange_set_1bit_anti_range): Add assert.
10244 (irange::set): Call irange_set_1bit_anti_range for handling all
10245 1-bit ranges. Fall through on ~[MIN,MAX].
10247 2021-04-26 Aldy Hernandez <aldyh@redhat.com>
10249 * value-range.cc (irange::legacy_num_pairs): Remove.
10250 (irange::invert): Change gcc_assert to gcc_checking_assert.
10251 * value-range.h (irange::num_pairs): Adjust for a cached
10252 num_pairs(). Also, rename all gcc_assert's to
10253 gcc_checking_assert's.
10255 2021-04-26 Aldy Hernandez <aldyh@redhat.com>
10257 * value-range.cc (irange::operator=): Set m_kind.
10258 (irange::copy_to_legacy): Handle varying and undefined sources
10259 as a legacy copy since they can be easily copied.
10260 (irange::irange_set): Set m_kind.
10261 (irange::irange_set_anti_range): Same.
10262 (irange::set): Rename normalize_min_max to normalize_kind.
10263 (irange::verify_range): Adjust for multi-ranges having the
10265 (irange::irange_union): Set m_kind.
10266 (irange::irange_intersect): Same.
10267 (irange::invert): Same.
10268 * value-range.h (irange::kind): Always return m_kind.
10269 (irange::varying_p): Rename to...
10270 (irange::varying_comptaible_p): ...this.
10271 (irange::undefined_p): Only look at m_kind.
10272 (irange::irange): Always set VR_UNDEFINED if applicable.
10273 (irange::set_undefined): Always set VR_UNDEFINED.
10274 (irange::set_varying): Always set m_kind to VR_VARYING.
10275 (irange::normalize_min_max): Rename to...
10276 (irange::normalize_kind): ...this.
10278 2021-04-26 Aldy Hernandez <aldyh@redhat.com>
10280 * gimple-ssa-evrp-analyze.c (evrp_range_analyzer::set_ssa_range_info):
10281 Adjust for constant_p including varying_p.
10282 * tree-vrp.c (vrp_prop::finalize): Same.
10283 (determine_value_range): Same.
10284 * vr-values.c (vr_values::range_of_expr): Same.
10285 * value-range.cc (irange::symbolic_p): Do not check varying_p.
10286 (irange::constant_p): Same.
10288 2021-04-26 Aldy Hernandez <aldyh@redhat.com>
10290 * value-range.cc (irange::legacy_lower_bound): Replace
10291 !undefined_p check with num_ranges > 0.
10292 (irange::legacy_upper_bound): Same.
10293 * value-range.h (irange::type): Same.
10294 (irange::lower_bound): Same.
10295 (irange::upper_bound): Same.
10297 2021-04-26 Richard Biener <rguenther@suse.de>
10299 PR tree-optimization/99956
10300 * gimple-loop-interchange.cc (compute_access_stride):
10301 Try instantiating the access in a shallower loop nest
10302 if instantiating failed.
10303 (compute_access_strides): Pass adjustable loop_nest
10304 to compute_access_stride.
10306 2021-04-26 Christophe Lyon <christophe.lyon@linaro.org>
10308 * doc/sourcebuild.texi (arm_cmse_hw): Document.
10310 2021-04-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10312 * config/aarch64/iterators.md (vwcore): Handle V4BF, V8BF.
10314 2021-04-26 Thomas Schwinge <thomas@codesourcery.com>
10315 Nathan Sidwell <nathan@codesourcery.com>
10316 Tom de Vries <vries@codesourcery.com>
10317 Julian Brown <julian@codesourcery.com>
10318 Kwok Cheung Yeung <kcy@codesourcery.com>
10320 * omp-offload.c (oacc_validate_dims): Implement
10321 '-Wopenacc-parallelism'.
10322 * doc/invoke.texi (-Wopenacc-parallelism): Document.
10324 2021-04-26 Richard Biener <rguenther@suse.de>
10326 * tree-cfg.h (gimplify_build1): Remove.
10327 (gimplify_build2): Likewise.
10328 (gimplify_build3): Likewise.
10329 * tree-cfg.c (gimplify_build1): Move to tree-vect-generic.c.
10330 (gimplify_build2): Likewise.
10331 (gimplify_build3): Likewise.
10332 * tree-vect-generic.c (gimplify_build1): Move from tree-cfg.c.
10334 (gimplify_build2): Likewise.
10335 (gimplify_build3): Likewise.
10336 (tree_vec_extract): Use resimplify with following SSA edges.
10337 (expand_vector_parallel): Avoid passing NULL size/bitpos
10338 to tree_vec_extract.
10339 * expr.c (store_constructor): Deal with zero-element CTORs.
10340 * match.pd (bit_field_ref <vector CTOR>): Make sure to
10341 produce vector constants when possible.
10343 2021-04-26 Richard Biener <rguenther@suse.de>
10345 * tree-complex.c: Include gimple-fold.h.
10346 (expand_complex_addition): Use gimple_build.
10347 (expand_complex_multiplication_components): Likewise.
10348 (expand_complex_multiplication): Likewise.
10349 (expand_complex_div_straight): Likewise.
10350 (expand_complex_div_wide): Likewise.
10351 (expand_complex_division): Likewise.
10352 (expand_complex_conjugate): Likewise.
10353 (expand_complex_comparison): Likewise.
10355 2021-04-26 Richard Biener <rguenther@suse.de>
10357 * tree-ssa-phiopt.c (two_value_replacement): Remove use
10358 of legacy gimplify_buildN API.
10360 2021-04-26 Richard Biener <rguenther@suse.de>
10362 PR tree-optimization/99473
10363 * tree-ssa-phiopt.c (cond_store_replacement): Handle all
10366 2021-04-26 Richard Biener <rguenther@suse.de>
10368 * config/rs6000/rs6000-call.c (rs6000_gimple_fold_builtin):
10369 Use replace_call_with_value.
10371 2021-04-26 Richard Biener <rguenther@suse.de>
10373 * tree-ssa-propagate.h (valid_gimple_rhs_p): Remove.
10374 (update_gimple_call): Likewise.
10375 (update_call_from_tree): Likewise.
10376 * tree-ssa-propagate.c (valid_gimple_rhs_p): Remove.
10377 (valid_gimple_call_p): Likewise.
10378 (move_ssa_defining_stmt_for_defs): Likewise.
10379 (finish_update_gimple_call): Likewise.
10380 (update_gimple_call): Likewise.
10381 (update_call_from_tree): Likewise.
10382 (propagate_tree_value_into_stmt): Use replace_call_with_value.
10383 * gimple-fold.h (update_gimple_call): Declare.
10384 * gimple-fold.c (valid_gimple_rhs_p): Move here from
10385 tree-ssa-propagate.c.
10386 (update_gimple_call): Likewise.
10387 (valid_gimple_call_p): Likewise.
10388 (finish_update_gimple_call): Likewise, and simplify.
10389 (gimplify_and_update_call_from_tree): Implement
10390 update_call_from_tree functionality, avoid excessive
10391 push/pop_gimplify_context.
10392 (gimple_fold_builtin): Use only gimplify_and_update_call_from_tree.
10393 (gimple_fold_call): Likewise.
10394 * gimple-ssa-sprintf.c (try_substitute_return_value): Likewise.
10395 * tree-ssa-ccp.c (ccp_folder::fold_stmt): Likewise.
10396 (pass_fold_builtins::execute): Likewise.
10397 (optimize_stack_restore): Use replace_call_with_value.
10398 * tree-cfg.c (fold_loop_internal_call): Likewise.
10399 * tree-ssa-dce.c (maybe_optimize_arith_overflow): Use
10400 only gimplify_and_update_call_from_tree.
10401 * tree-ssa-strlen.c (handle_builtin_strlen): Likewise.
10402 (handle_builtin_strchr): Likewise.
10403 * tsan.c: Include gimple-fold.h instead of tree-ssa-propagate.h.
10405 2021-04-26 Jakub Jelinek <jakub@redhat.com>
10408 * vmsdbgout.c (ASM_OUTPUT_DEBUG_STRING, vmsdbgout_begin_block,
10409 vmsdbgout_end_block, lookup_filename, vmsdbgout_source_line): Remove
10412 2021-04-25 liuhongt <hongtao.liu@intel.com>
10415 * config/i386/i386-builtin.def (BDESC): Change the icode of
10416 the following builtins to CODE_FOR_nothing.
10417 * config/i386/i386.c (ix86_gimple_fold_builtin): Fold
10418 IX86_BUILTIN_PCMPEQB128, IX86_BUILTIN_PCMPEQW128,
10419 IX86_BUILTIN_PCMPEQD128, IX86_BUILTIN_PCMPEQQ,
10420 IX86_BUILTIN_PCMPEQB256, IX86_BUILTIN_PCMPEQW256,
10421 IX86_BUILTIN_PCMPEQD256, IX86_BUILTIN_PCMPEQQ256,
10422 IX86_BUILTIN_PCMPGTB128, IX86_BUILTIN_PCMPGTW128,
10423 IX86_BUILTIN_PCMPGTD128, IX86_BUILTIN_PCMPGTQ,
10424 IX86_BUILTIN_PCMPGTB256, IX86_BUILTIN_PCMPGTW256,
10425 IX86_BUILTIN_PCMPGTD256, IX86_BUILTIN_PCMPGTQ256.
10426 * config/i386/sse.md (avx2_eq<mode>3): Deleted.
10427 (sse2_eq<mode>3): Ditto.
10428 (sse4_1_eqv2di3): Ditto.
10429 (sse2_gt<mode>3): Rename to ..
10430 (*sse2_gt<mode>3): .. this.
10432 2021-04-24 Iain Sandoe <iain@sandoe.co.uk>
10435 2021-04-24 Iain Sandoe <iain@sandoe.co.uk>
10438 * config/darwin.c (darwin_binds_local_p): Assume that any
10439 public symbol might be interposed for PIC code. Update function
10440 header comment to reflect current Darwin capability.
10442 2021-04-24 Iain Sandoe <iain@sandoe.co.uk>
10445 * config/darwin.c (darwin_binds_local_p): Assume that any
10446 public symbol might be interposed for PIC code. Update function
10447 header comment to reflect current Darwin capability.
10449 2021-04-24 Richard Sandiford <richard.sandiford@arm.com>
10451 * doc/sourcebuild.texi: Document no-opts and any-opts target
10454 2021-04-23 YiFei Zhu <zhuyifei1999@gmail.com>
10456 * config/bpf/bpf.h (ASM_OUTPUT_ALIGNED_BSS): Use .type and .lcomm.
10458 2021-04-23 YiFei Zhu <zhuyifei1999@gmail.com>
10460 * config/bpf/bpf.h (FUNCTION_BOUNDARY): Set to 64.
10462 2021-04-23 Uroš Bizjak <ubizjak@gmail.com>
10465 * config/i386/i386-options.c (ix86_option_override_internal):
10466 Error out when -m96bit-long-double is used with 64bit targets.
10467 * config/i386/i386.md (*pushxf_rounded): Remove pattern.
10469 2021-04-23 Martin Liska <mliska@suse.cz>
10471 * lto-wrapper.c: Remove FIXME about usage of
10472 hardware_concurrency. The function is not on par with
10475 2021-04-23 Uroš Bizjak <ubizjak@gmail.com>
10478 * config/i386/sync.md (FILD_ATOMIC/FIST_ATOMIC FP load peephole2):
10479 Copy operand 3 to operand 4. Use sse_reg_operand
10480 as operand 3 predicate.
10481 (FILD_ATOMIC/FIST_ATOMIC FP load peephole2 with mem blockage): Ditto.
10482 (LDX_ATOMIC/STX_ATOMIC FP load peephole2): Ditto.
10483 (LDX_ATOMIC/LDX_ATOMIC FP load peephole2 with mem blockage): Ditto.
10484 (FILD_ATOMIC/FIST_ATOMIC FP store peephole2):
10485 Copy operand 1 to operand 0.
10486 (FILD_ATOMIC/FIST_ATOMIC FP store peephole2 with mem blockage): Ditto.
10487 (LDX_ATOMIC/STX_ATOMIC FP store peephole2): Ditto.
10488 (LDX_ATOMIC/LDX_ATOMIC FP store peephole2 with mem blockage): Ditto.
10490 2021-04-23 Alex Coplan <alex.coplan@arm.com>
10492 PR rtl-optimization/100230
10493 * early-remat.c (early_remat::sort_candidates): Use delete[]
10494 instead of delete for array allocated with new[].
10496 2021-04-23 Richard Biener <rguenther@suse.de>
10498 * genmatch.c (lower_cond): Remove VEC_COND_EXPR special-casing.
10499 (capture_info::capture_info): Likewise.
10500 (capture_info::walk_match): Likewise.
10501 (expr::gen_transform): Likewise.
10502 (dt_simplify::gen_1): Likewise.
10503 * gimple-match-head.c (maybe_resimplify_conditional_op):
10504 Remove VEC_COND_EXPR special-casing.
10505 (gimple_simplify): Likewise.
10506 * gimple.c (gimple_could_trap_p_1): Adjust.
10507 * tree-ssa-pre.c (compute_avail): Allow VEC_COND_EXPR
10508 to participate in PRE.
10510 2021-04-23 Richard Biener <rguenther@suse.de>
10512 * cfganal.c (connect_infinite_loops_to_exit): First call
10513 add_noreturn_fake_exit_edges.
10514 * ipa-sra.c (process_scan_results): Do not call the now redundant
10515 add_noreturn_fake_exit_edges.
10516 * predict.c (tree_estimate_probability): Likewise.
10517 (rebuild_frequencies): Likewise.
10518 * store-motion.c (one_store_motion_pass): Likewise.
10520 2021-04-23 Richard Biener <rguenther@suse.de>
10522 PR tree-optimization/100222
10523 * predict.c (pass_profile::execute): Remove redundant call to
10524 mark_irreducible_loops.
10525 (report_predictor_hitrates): Likewise.
10527 2021-04-23 Richard Biener <rguenther@suse.de>
10529 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Avoid
10530 valid_gimple_rhs_p by instead gimplifying to one.
10532 2021-04-23 Richard Biener <rguenther@suse.de>
10534 PR tree-optimization/99971
10535 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences):
10536 Always use TBAA for loads.
10538 2021-04-23 liuhongt <hongtao.liu@intel.com>
10541 * config/i386/i386-options.c (ix86_option_override_internal):
10542 Clear MASK_AVX256_SPLIT_UNALIGNED_LOAD/STORE in x_target_flags
10543 when X86_TUNE_AVX256_UNALIGNED_LOAD/STORE_OPTIMAL is enabled
10544 by target attribute.
10546 2021-04-23 David Edelsohn <dje.gcc@gmail.com>
10548 * config/rs6000/aix71.h (PREFERRED_DEBUGGING_TYPE): Change to
10550 * config/rs6000/aix72.h (PREFERRED_DEBUGGING_TYPE): Same.
10552 2021-04-22 David Edelsohn <dje.gcc@gmail.com>
10554 * config.gcc (powerpc-ibm-aix6.*): Remove.
10555 * config/rs6000/aix61.h: Delete.
10557 2021-04-22 Martin Liska <mliska@suse.cz>
10559 PR testsuite/100159
10560 PR testsuite/100192
10561 * builtins.c (expand_builtin): Fix typos and missing comments.
10562 * dwarf2out.c (gen_subprogram_die): Likewise.
10563 (gen_struct_or_union_type_die): Likewise.
10565 2021-04-22 Uroš Bizjak <ubizjak@gmail.com>
10568 * config/i386/i386-expand.c (ix86_expand_convert_uns_sidf_sse):
10569 Remove the sign with FE_DOWNWARD, where x - x = -0.0.
10571 2021-04-21 Iain Sandoe <iain@sandoe.co.uk>
10573 * config/i386/darwin.h (TARGET_64BIT): Remove definition
10574 based on TARGET_ISA_64BIT.
10575 (TARGET_64BIT_P): Remove definition based on
10576 TARGET_ISA_64BIT_P().
10578 2021-04-21 Martin Liska <mliska@suse.cz>
10581 2021-04-21 Martin Liska <mliska@suse.cz>
10583 * lto-wrapper.c (cpuset_popcount): Remove.
10584 (init_num_threads): Remove and use hardware_concurrency.
10586 2021-04-21 Martin Liska <mliska@suse.cz>
10589 * main.c (main): Call toplev::finalize in CHECKING_P mode.
10590 * ipa-modref.c (ipa_modref_c_finalize): summaries are NULL
10591 when incremental LTO linking happens.
10593 2021-04-21 Martin Liska <mliska@suse.cz>
10595 * lto-wrapper.c (run_gcc): When -flto=jobserver is used, but the
10596 makeserver cannot be detected, then use -flto=N fallback.
10598 2021-04-21 Richard Sandiford <richard.sandiford@arm.com>
10600 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): When cross-compiling,
10601 default to yes for aarch64-linux-gnu.
10602 * configure: Regenerate.
10604 2021-04-21 Martin Liska <mliska@suse.cz>
10606 * lto-wrapper.c (cpuset_popcount): Remove.
10607 (init_num_threads): Remove and use hardware_concurrency.
10609 2021-04-21 Martin Liska <mliska@suse.cz>
10611 * config/i386/i386.c: Remove superfluous || TARGET_MACHO
10612 which remains to be '(... || 0)' and clang complains about it.
10613 * dwarf2out.c (AT_vms_delta): Declare conditionally.
10614 (add_AT_vms_delta): Likewise.
10615 * tree.c (fld_simplified_type): Use rather more common pattern
10616 for disabling of something (#if 0).
10617 (get_tree_code_name): Likewise.
10618 (verify_type_variant): Likewise.
10620 2021-04-21 Martin Liska <mliska@suse.cz>
10622 * config/i386/i386-expand.c (decide_alignment): Use newly named
10623 macro TARGET_CPU_P.
10624 * config/i386/i386.c (ix86_decompose_address): Likewise.
10625 (ix86_address_cost): Likewise.
10626 (ix86_lea_outperforms): Likewise.
10627 (ix86_avoid_lea_for_addr): Likewise.
10628 (ix86_add_stmt_cost): Likewise.
10629 * config/i386/i386.h (TARGET_*): Remove.
10630 (TARGET_CPU_P): New macro.
10631 * config/i386/i386.md: Use newly named macro TARGET_CPU_P.
10632 * config/i386/x86-tune-sched-atom.c (do_reorder_for_imul): Likewise.
10633 (swap_top_of_ready_list): Likewise.
10634 (ix86_atom_sched_reorder): Likewise.
10635 * config/i386/x86-tune-sched-bd.c (ix86_bd_has_dispatch): Likewise.
10636 * config/i386/x86-tune-sched.c (ix86_adjust_cost): Likewise.
10638 2021-04-21 Martin Liska <mliska@suse.cz>
10640 * config/i386/i386-options.c (TARGET_EXPLICIT_NO_SAHF_P):
10642 (SET_TARGET_NO_SAHF): Likewise.
10643 (TARGET_EXPLICIT_PREFETCH_SSE_P): Likewise.
10644 (SET_TARGET_PREFETCH_SSE): Likewise.
10645 (TARGET_EXPLICIT_NO_TUNE_P): Likewise.
10646 (SET_TARGET_NO_TUNE): Likewise.
10647 (TARGET_EXPLICIT_NO_80387_P): Likewise.
10648 (SET_TARGET_NO_80387): Likewise.
10650 * config/i386/i386.h (TARGET_*): Remove.
10651 * opth-gen.awk: Generate new used macros.
10653 2021-04-21 Martin Liska <mliska@suse.cz>
10655 * config/i386/i386.h (PTA_*): Remove.
10656 (enum pta_flag): New.
10657 (DEF_PTA): Generate PTA_* values from i386-isa.def.
10658 * config/i386/i386-isa.def: New file.
10660 2021-04-21 Alex Coplan <alex.coplan@arm.com>
10663 * config/aarch64/aarch64-bti-insert.c (aarch64_bti_j_insn_p): New.
10664 (rest_of_insert_bti): Avoid inserting duplicate bti j insns for
10665 jump table targets.
10667 2021-04-21 H.J. Lu <hjl.tools@gmail.com>
10669 * config.gcc: Install mwaitintrin.h for i[34567]86-*-* and
10670 x86_64-*-* targets.
10671 * common/config/i386/i386-common.c (OPTION_MASK_ISA2_MWAIT_SET):
10673 (OPTION_MASK_ISA2_MWAIT_UNSET): Likewise.
10674 (ix86_handle_option): Handle -mmwait.
10675 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
10676 Replace OPTION_MASK_ISA_SSE3 with OPTION_MASK_ISA2_MWAIT on
10677 __builtin_ia32_monitor and __builtin_ia32_mwait.
10678 * config/i386/i386-options.c (isa2_opts): Add -mmwait.
10679 (ix86_valid_target_attribute_inner_p): Likewise.
10680 (ix86_option_override_internal): Enable mwait/monitor
10681 instructions for -msse3.
10682 * config/i386/i386.h (TARGET_MWAIT): New.
10683 (TARGET_MWAIT_P): Likewise.
10684 * config/i386/i386.opt: Add -mmwait.
10685 * config/i386/mwaitintrin.h: New file.
10686 * config/i386/pmmintrin.h: Include <mwaitintrin.h>.
10687 * config/i386/sse.md (sse3_mwait): Replace TARGET_SSE3 with
10689 (@sse3_monitor_<mode>): Likewise.
10690 * config/i386/x86gprintrin.h: Include <mwaitintrin.h>.
10691 * doc/extend.texi: Document mwait target attribute.
10692 * doc/invoke.texi: Document -mmwait.
10694 2021-04-21 Martin Liska <mliska@suse.cz>
10696 * config/i386/i386-options.c (DEF_ENUM): Remove it.
10697 * config/i386/i386-opts.h (DEF_ENUM): Likewise.
10698 * config/i386/stringop.def (DEF_ENUM): Likewise.
10700 2021-04-21 Martin Liska <mliska@suse.cz>
10702 * tree-cfg.c (gimple_verify_flow_info): Use qD instead
10703 of print_generic_expr.
10705 2021-04-21 Jakub Jelinek <jakub@redhat.com>
10707 PR rtl-optimization/100148
10708 * cprop.c (constprop_register): Use next_nondebug_insn instead of
10711 2021-04-21 Martin Liska <mliska@suse.cz>
10714 * cgraphunit.c (cgraph_node::analyze): Remove duplicate
10715 free_dominance_info calls.
10717 2021-04-21 Richard Biener <rguenther@suse.de>
10719 * gimple-fold.c (maybe_fold_reference): Remove is_lhs
10720 parameter (and assume it to be false).
10721 (fold_gimple_assign): Adjust, remove all callers of
10722 maybe_fold_reference calling it with is_lhs true.
10723 (gimple_fold_call): Likewise.
10724 (fold_stmt_1): Likewise.
10726 2021-04-21 Richard Biener <rguenther@suse.de>
10728 * fold-const.c (pedantic_non_lvalue_loc): Remove.
10729 (fold_binary_loc): Adjust.
10730 (fold_ternary_loc): Likewise.
10732 2021-04-21 Richard Sandiford <richard.sandiford@arm.com>
10734 PR middle-end/100130
10735 * varasm.c (get_block_for_decl): Make sure that any use of the
10736 retain attribute matches the section's retain flag.
10737 (switch_to_section): Check for retain mismatches even when
10738 changing sections, but do not warn if the given decl is the
10739 section's named.decl.
10740 (output_object_block): Pass the first decl in the block (if any)
10741 to switch_to_section.
10743 2021-04-20 H.J. Lu <hjl.tools@gmail.com>
10745 * config/i386/i386-c.c (ix86_target_macros_internal): Define
10746 __CRC32__ for -mcrc32.
10747 * config/i386/i386-options.c (ix86_option_override_internal):
10748 Enable crc32 instruction for -msse4.2.
10749 * config/i386/i386.md (sse4_2_crc32<mode>): Remove TARGET_SSE4_2
10751 (sse4_2_crc32di): Likewise.
10752 * config/i386/ia32intrin.h: Use crc32 target option for CRC32
10755 2021-04-20 Segher Boessenkool <segher@kernel.crashing.org>
10758 * config/rs6000/rs6000.c (rs6000_machine_from_flags): Do not consider
10761 2021-04-20 Martin Liska <mliska@suse.cz>
10763 * doc/invoke.texi: Fix typo.
10764 * params.opt: Likewise.
10766 2021-04-20 Martin Liska <mliska@suse.cz>
10768 * doc/invoke.texi: Document new param.
10770 2021-04-19 Andrew MacLeod <amacleod@redhat.com>
10772 PR tree-optimization/100081
10773 * gimple-range-cache.h (ranger_cache): Inherit from gori_compute
10774 rather than gori_compute_cache.
10775 * gimple-range-gori.cc (is_gimple_logical_p): Move to top of file.
10776 (range_def_chain::m_logical_depth): New member.
10777 (range_def_chain::range_def_chain): Initialize m_logical_depth.
10778 (range_def_chain::get_def_chain): Don't build defchains through more
10779 than LOGICAL_LIMIT logical expressions.
10780 * params.opt (param_ranger_logical_depth): New.
10782 2021-04-19 Richard Earnshaw <rearnsha@arm.com>
10785 * config/arm/arm.c (arm_configure_build_target): Do not strip
10786 extended FPU/SIMD feature bits from the target ISA when -mfpu
10787 is specified (partial revert of r11-8168).
10789 2021-04-19 Thomas Schwinge <thomas@codesourcery.com>
10791 * params.opt (-param=openacc-kernels=): Add.
10792 * omp-oacc-kernels-decompose.cc
10793 (pass_omp_oacc_kernels_decompose::gate): Use it.
10794 * doc/invoke.texi (-fopenacc-kernels=@var{mode}): Move...
10795 (--param): ... here, 'openacc-kernels'.
10797 2021-04-19 Martin Liska <mliska@suse.cz>
10800 * gengtype.c (finish_root_table): Align function arguments
10801 in between declaration and definition.
10803 2021-04-19 Eric Botcazou <ebotcazou@adacore.com>
10805 * config/i386/winnt.c (i386_pe_seh_cold_init): Properly deal with
10806 frames larger than the SEH maximum frame size.
10808 2021-04-18 Segher Boessenkool <segher@kernel.crashing.org>
10810 PR rtl-optimization/99927
10811 * combine.c (distribute_notes) [REG_UNUSED]: If the register already
10812 is dead, just drop it.
10814 2021-04-17 Iain Buclaw <ibuclaw@gdcproject.org>
10817 * config/i386/winnt-d.c (TARGET_D_TEMPLATES_ALWAYS_COMDAT): Define.
10818 * doc/tm.texi: Regenerate.
10819 * doc/tm.texi.in (D language and ABI): Add @hook for
10820 TARGET_D_TEMPLATES_ALWAYS_COMDAT.
10822 2021-04-17 Iain Buclaw <ibuclaw@gdcproject.org>
10824 * config/darwin-d.c (darwin_d_handle_target_object_format): New
10826 (darwin_d_register_target_info): New function.
10827 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
10828 * config/dragonfly-d.c (dragonfly_d_handle_target_object_format): New
10830 (dragonfly_d_register_target_info): New function.
10831 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
10832 * config/freebsd-d.c (freebsd_d_handle_target_object_format): New
10834 (freebsd_d_register_target_info): New function.
10835 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
10836 * config/glibc-d.c (glibc_d_handle_target_object_format): New
10838 (glibc_d_register_target_info): New function.
10839 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
10840 * config/i386/i386-d.c (ix86_d_handle_target_object_format): New
10842 (ix86_d_register_target_info): Add ix86_d_handle_target_object_format
10843 as handler for objectFormat key.
10844 * config/i386/winnt-d.c (winnt_d_handle_target_object_format): New
10846 (winnt_d_register_target_info): New function.
10847 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
10848 * config/netbsd-d.c (netbsd_d_handle_target_object_format): New
10850 (netbsd_d_register_target_info): New function.
10851 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
10852 * config/openbsd-d.c (openbsd_d_handle_target_object_format): New
10854 (openbsd_d_register_target_info): New function.
10855 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
10856 * config/pa/pa-d.c (pa_d_handle_target_object_format): New function.
10857 (pa_d_register_target_info): Add pa_d_handle_target_object_format as
10858 handler for objectFormat key.
10859 * config/rs6000/rs6000-d.c (rs6000_d_handle_target_object_format): New
10861 (rs6000_d_register_target_info): Add
10862 rs6000_d_handle_target_object_format as handler for objectFormat key.
10863 * config/sol2-d.c (solaris_d_handle_target_object_format): New
10865 (solaris_d_register_target_info): New function.
10866 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
10868 2021-04-16 Jakub Jelinek <jakub@redhat.com>
10871 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Change
10872 abi_break argument from bool * to unsigned *, store there the pre-GCC 9
10874 (aarch64_layout_arg, aarch64_gimplify_va_arg_expr): Adjust callers.
10875 (aarch64_function_arg_regno_p): Likewise. Only emit -Wpsabi note if
10876 the old and new alignment after applying MIN/MAX to it is different.
10878 2021-04-16 Tamar Christina <tamar.christina@arm.com>
10881 * config/aarch64/aarch64-sve.md (@aarch64_sve_trn1_conv<mode>): New.
10882 * config/aarch64/aarch64.c (aarch64_expand_sve_const_pred_trn): Use new
10884 * config/aarch64/iterators.md (UNSPEC_TRN1_CONV): New.
10886 2021-04-16 Bill Schmidt <wschmidt@linux.ibm.com>
10888 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions): Revise
10889 this section and its subsections.
10891 2021-04-16 Jakub Jelinek <jakub@redhat.com>
10894 * config/aarch64/aarch64.md (*neg_asr_si2_extr, *extrsi5_insn_di): New
10895 define_insn patterns.
10897 2021-04-16 Richard Sandiford <richard.sandiford@arm.com>
10899 PR rtl-optimization/98689
10900 * reg-notes.def (UNTYPED_CALL): New note.
10901 * combine.c (distribute_notes): Handle it.
10902 * emit-rtl.c (try_split): Likewise.
10903 * rtlanal.c (rtx_properties::try_to_add_insn): Likewise. Assume
10904 that calls with the note implicitly set all return value registers.
10905 * builtins.c (expand_builtin_apply): Add a REG_UNTYPED_CALL
10908 2021-04-16 Richard Sandiford <richard.sandiford@arm.com>
10910 PR rtl-optimization/99596
10911 * rtlanal.c (rtx_properties::try_to_add_insn): Don't add global
10912 register accesses for const calls. Assume that pure functions
10913 can only read from global registers. Ignore cases in which
10914 the stack pointer has been marked global.
10916 2021-04-16 Jakub Jelinek <jakub@redhat.com>
10919 * tree-vect-loop.c (vect_transform_loop): Don't remove just
10920 dead scalar .MASK_LOAD calls, but also dead .COND_* calls - replace
10921 them by their last argument.
10923 2021-04-15 Martin Liska <mliska@suse.cz>
10925 * doc/invoke.texi: Other params don't use it, remove it.
10927 2021-04-15 Richard Biener <rguenther@suse.de>
10929 * gimple-builder.h: Add deprecation note.
10931 2021-04-15 Richard Sandiford <richard.sandiford@arm.com>
10934 * attribs.h (restrict_type_identity_attributes_to): Declare.
10935 * attribs.c (restrict_type_identity_attributes_to): New function.
10937 2021-04-15 Richard Sandiford <richard.sandiford@arm.com>
10940 * attribs.h (affects_type_identity_attributes): Declare.
10941 * attribs.c (remove_attributes_matching): New function.
10942 (affects_type_identity_attributes): Likewise.
10944 2021-04-15 Jakub Jelinek <jakub@redhat.com>
10947 * config/aarch64/aarch64.md (*<LOGICAL:optab>_<SHIFT:optab><mode>3):
10948 Add combine splitters for *<LOGICAL:optab>_ashl<mode>3 with
10949 ZERO_EXTEND, SIGN_EXTEND or AND.
10951 2021-04-14 Richard Sandiford <richard.sandiford@arm.com>
10953 PR rtl-optimization/99929
10954 * rtl.h (same_vector_encodings_p): New function.
10955 * cse.c (exp_equiv_p): Check that CONST_VECTORs have the same encoding.
10956 * cselib.c (rtx_equal_for_cselib_1): Likewise.
10957 * jump.c (rtx_renumbered_equal_p): Likewise.
10958 * lra-constraints.c (operands_match_p): Likewise.
10959 * reload.c (operands_match_p): Likewise.
10960 * rtl.c (rtx_equal_p_cb, rtx_equal_p): Likewise.
10962 2021-04-14 Richard Sandiford <richard.sandiford@arm.com>
10964 * print-rtl.c (rtx_writer::print_rtx_operand_codes_E_and_V): Print
10965 more information about variable-length CONST_VECTORs.
10967 2021-04-14 Vladimir N. Makarov <vmakarov@redhat.com>
10969 PR rtl-optimization/100066
10970 * lra-constraints.c (split_reg): Check paradoxical_subreg_p for
10971 ordered modes when choosing splitting mode for hard reg.
10973 2021-04-14 Richard Sandiford <richard.sandiford@arm.com>
10976 * config/aarch64/aarch64.c (aarch64_expand_sve_const_vector_sel):
10978 (aarch64_expand_sve_const_vector): Use it for nelts_per_pattern==2.
10980 2021-04-14 Andreas Krebbel <krebbel@linux.ibm.com>
10982 * config/s390/s390-builtins.def (O_M5, O_M12, ...): Add new macros
10983 for mask operand types.
10984 (s390_vec_permi_s64, s390_vec_permi_b64, s390_vec_permi_u64)
10985 (s390_vec_permi_dbl, s390_vpdi): Use the M5 type for the immediate
10987 (s390_vec_msum_u128, s390_vmslg): Use the M12 type for the
10989 * config/s390/s390.c (s390_const_operand_ok): Check the new
10990 operand types and generate a list of valid values.
10992 2021-04-14 Iain Buclaw <ibuclaw@gdcproject.org>
10994 * doc/tm.texi: Regenerate.
10995 * doc/tm.texi.in (D language and ABI): Add @hook for
10996 TARGET_D_REGISTER_OS_TARGET_INFO.
10998 2021-04-14 Iain Buclaw <ibuclaw@gdcproject.org>
11000 * config/aarch64/aarch64-d.c (aarch64_d_handle_target_float_abi): New
11002 (aarch64_d_register_target_info): New function.
11003 * config/aarch64/aarch64-protos.h (aarch64_d_register_target_info):
11005 * config/aarch64/aarch64.h (TARGET_D_REGISTER_CPU_TARGET_INFO):
11007 * config/arm/arm-d.c (arm_d_handle_target_float_abi): New function.
11008 (arm_d_register_target_info): New function.
11009 * config/arm/arm-protos.h (arm_d_register_target_info): Declare.
11010 * config/arm/arm.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
11011 * config/i386/i386-d.c (ix86_d_handle_target_float_abi): New function.
11012 (ix86_d_register_target_info): New function.
11013 * config/i386/i386-protos.h (ix86_d_register_target_info): Declare.
11014 * config/i386/i386.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
11015 * config/mips/mips-d.c (mips_d_handle_target_float_abi): New function.
11016 (mips_d_register_target_info): New function.
11017 * config/mips/mips-protos.h (mips_d_register_target_info): Declare.
11018 * config/mips/mips.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
11019 * config/pa/pa-d.c (pa_d_handle_target_float_abi): New function.
11020 (pa_d_register_target_info): New function.
11021 * config/pa/pa-protos.h (pa_d_register_target_info): Declare.
11022 * config/pa/pa.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
11023 * config/riscv/riscv-d.c (riscv_d_handle_target_float_abi): New
11025 (riscv_d_register_target_info): New function.
11026 * config/riscv/riscv-protos.h (riscv_d_register_target_info): Declare.
11027 * config/riscv/riscv.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
11028 * config/rs6000/rs6000-d.c (rs6000_d_handle_target_float_abi): New
11030 (rs6000_d_register_target_info): New function.
11031 * config/rs6000/rs6000-protos.h (rs6000_d_register_target_info):
11033 * config/rs6000/rs6000.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
11034 * config/s390/s390-d.c (s390_d_handle_target_float_abi): New function.
11035 (s390_d_register_target_info): New function.
11036 * config/s390/s390-protos.h (s390_d_register_target_info): Declare.
11037 * config/s390/s390.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
11038 * config/sparc/sparc-d.c (sparc_d_handle_target_float_abi): New
11040 (sparc_d_register_target_info): New function.
11041 * config/sparc/sparc-protos.h (sparc_d_register_target_info): Declare.
11042 * config/sparc/sparc.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
11043 * doc/tm.texi: Regenerate.
11044 * doc/tm.texi.in (D language and ABI): Add @hook for
11045 TARGET_D_REGISTER_CPU_TARGET_INFO.
11047 2021-04-14 Iain Buclaw <ibuclaw@gdcproject.org>
11049 * config/i386/i386-d.c (ix86_d_has_stdcall_convention): New function.
11050 * config/i386/i386-protos.h (ix86_d_has_stdcall_convention): Declare.
11051 * config/i386/i386.h (TARGET_D_HAS_STDCALL_CONVENTION): Define.
11052 * doc/tm.texi: Regenerate.
11053 * doc/tm.texi.in (D language and ABI): Add @hook for
11054 TARGET_D_HAS_STDCALL_CONVENTION.
11056 2021-04-14 Richard Biener <rguenther@suse.de>
11058 * tree-cfg.c (verify_gimple_assign_ternary): Verify that
11059 VEC_COND_EXPRs have a gimple_val condition.
11060 * tree-ssa-propagate.c (valid_gimple_rhs_p): VEC_COND_EXPR
11061 can no longer have a GENERIC condition.
11063 2021-04-14 Richard Earnshaw <rearnsha@arm.com>
11066 * config/arm/arm.c (arm_configure_build_target): Strip isa_all_fpbits
11067 from the isa_delta when -mfpu has been used.
11068 (arm_options_perform_arch_sanity_checks): It's the architecture that
11069 lacks an FPU not the processor.
11071 2021-04-13 Richard Biener <rguenther@suse.de>
11073 PR tree-optimization/100053
11074 * tree-ssa-sccvn.c (vn_nary_op_get_predicated_value): Do
11075 not use optimistic dominance queries for backedges to validate
11077 (dominated_by_p_w_unex): Add parameter to ignore executable
11078 state on backedges.
11079 (rpo_elim::eliminate_avail): Adjust.
11081 2021-04-13 Jakub Jelinek <jakub@redhat.com>
11084 * config/aarch64/aarch64.md (*aarch64_bfxil<mode>_extr,
11085 *aarch64_bfxilsi_extrdi): New define_insn patterns.
11087 2021-04-13 Jakub Jelinek <jakub@redhat.com>
11090 * simplify-rtx.c (simplify_immed_subreg): For MODE_COMPOSITE_P
11091 outermode, return NULL if the result doesn't encode back to the
11092 original byte sequence.
11093 (simplify_gen_subreg): Don't create SUBREGs from constants to
11094 MODE_COMPOSITE_P outermode.
11096 2021-04-12 Jakub Jelinek <jakub@redhat.com>
11098 PR rtl-optimization/99905
11099 * combine.c (expand_compound_operation): If pos + len > modewidth,
11100 perform the right shift by pos in inner_mode and then convert to mode,
11101 instead of trying to simplify a shift of rtx with inner_mode by pos
11102 as if it was a shift in mode.
11104 2021-04-12 Jakub Jelinek <jakub@redhat.com>
11107 * combine.c (simplify_and_const_int_1): Don't optimize varop
11108 away if it has side-effects.
11110 2021-04-12 Martin Liska <mliska@suse.cz>
11112 * doc/extend.texi: Escape @smallexample content.
11114 2021-04-12 Stefan Schulze Frielinghaus <stefansf@linux.ibm.com>
11116 * config/s390/s390.md ("*movdi_31", "*movdi_64"): Add
11117 alternative in order to load a DFP zero.
11119 2021-04-12 Martin Liska <mliska@suse.cz>
11121 * doc/extend.texi: Be more precise in documentation
11122 of symver attribute.
11124 2021-04-12 Martin Liska <mliska@suse.cz>
11127 * gimplify.c (gimplify_expr): Right now, we unpoison all
11128 variables before a goto <dest>. We should not do it if we are
11131 2021-04-12 Cui,Lili <lili.cui@intel.com>
11133 * common/config/i386/cpuinfo.h (get_intel_cpu): Handle
11135 * common/config/i386/i386-common.c (processor_names): Add
11137 (processor_alias_table): Add rocketlake.
11138 * common/config/i386/i386-cpuinfo.h (processor_subtypes): Add
11139 INTEL_COREI7_ROCKETLAKE.
11140 * config.gcc: Add -march=rocketlake.
11141 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
11143 * config/i386/i386-options.c (m_ROCKETLAKE) : Define.
11144 (processor_cost_table): Add rocketlake cost.
11145 * config/i386/i386.h (ix86_size_cost) : Define
11147 (processor_type) : Add PROCESSOR_ROCKETLAKE.
11148 (PTA_ROCKETLAKE): Ditto.
11149 * doc/extend.texi: Add rocketlake.
11150 * doc/invoke.texi: Add rocketlake.
11152 2021-04-12 Cui,Lili <lili.cui@intel.com>
11154 * config/i386/i386.h (PTA_ALDERLAKE): Change alderlake ISA list.
11155 * config/i386/i386-options.c (m_CORE_AVX2): Add m_ALDERLAKE.
11156 * common/config/i386/cpuinfo.h (get_intel_cpu): Add AlderLake model.
11157 * doc/invoke.texi: Change alderlake ISA list.
11159 2021-04-11 Hafiz Abid Qadeer <abidh@codesourcery.com>
11161 PR middle-end/98088
11162 * omp-expand.c (expand_oacc_collapse_init): Update condition in
11165 2021-04-10 H.J. Lu <hjl.tools@gmail.com>
11168 * config/i386/serializeintrin.h (_serialize): Defined as macro.
11170 2021-04-10 Jakub Jelinek <jakub@redhat.com>
11173 * expr.c (expand_expr_addr_expr_1): Test is_global_var rather than
11174 just TREE_STATIC on COMPOUND_LITERAL_EXPR_DECLs.
11176 2021-04-10 Jakub Jelinek <jakub@redhat.com>
11178 PR middle-end/99989
11179 * gimple-ssa-warn-alloca.c
11180 (alloca_type_and_limit::alloca_type_and_limit): Initialize limit to
11181 0 with integer precision unconditionally.
11183 2021-04-10 Jakub Jelinek <jakub@redhat.com>
11185 PR rtl-optimization/98601
11186 * rtlanal.c (rtx_addr_can_trap_p_1): Allow in assert unknown size
11187 not just for BLKmode, but also for VOIDmode. For STRICT_ALIGNMENT
11188 unaligned_mems handle VOIDmode like BLKmode.
11190 2021-04-10 Jan Hubicka <hubicka@ucw.cz>
11193 * tree.c (free_lang_data_in_decl): Do not release body of
11194 declare_variant_alt.
11196 2021-04-09 Richard Sandiford <richard.sandiford@arm.com>
11198 * config/aarch64/aarch64.c (aarch64_option_restore): If the
11199 architecture was specified explicitly and the tuning wasn't,
11200 tune for the architecture rather than the configured default CPU.
11202 2021-04-09 Richard Sandiford <richard.sandiford@arm.com>
11204 * config/aarch64/aarch64.md (tlsdesc_small_sve_<mode>): Use X30
11205 as the temporary register.
11207 2021-04-09 Martin Liska <mliska@suse.cz>
11209 * doc/extend.texi: Move non-target attributes on the top level.
11211 2021-04-09 Martin Liska <mliska@suse.cz>
11213 * doc/invoke.texi: Document minimum and maximum value of the
11214 argument for both supported compression algorithms.
11216 2021-04-08 David Edelsohn <dje.gcc@gmail.com>
11218 * config/rs6000/rs6000.c (rs6000_xcoff_select_section): Select
11219 TLS BSS before TLS data.
11220 * config/rs6000/xcoff.h (ASM_OUTPUT_TLS_COMMON): Use .comm.
11222 2021-04-08 Richard Sandiford <richard.sandiford@arm.com>
11224 * doc/sourcebuild.texi (stdint_types_mbig_endian): Document.
11226 2021-04-08 Richard Sandiford <richard.sandiford@arm.com>
11228 * match.pd: Extend vec_cond folds to handle shifts.
11230 2021-04-08 Maciej W. Rozycki <macro@orcam.me.uk>
11232 * config/vax/vax.md: Fix comment for `*bit<mode>' pattern's
11235 2021-04-08 Alex Coplan <alex.coplan@arm.com>
11238 * config/arm/iterators.md (MVE_vecs): New.
11239 (V_elem): Also handle V2DF.
11240 * config/arm/mve.md (*mve_mov<mode>): Rename to ...
11241 (*mve_vdup<mode>): ... this. Remove second alternative since
11242 vec_duplicate of const_int is not canonical RTL, and we don't
11243 want to match symbol_refs.
11244 (*mve_vec_duplicate<mode>): Delete (pattern is redundant).
11246 2021-04-08 Xionghu Luo <luoxhu@linux.ibm.com>
11248 * fold-const.c (fold_single_bit_test): Fix typo.
11249 * print-rtl.c (print_rtx_insn_vec): Call print_rtl_single
11252 2021-04-07 Richard Sandiford <richard.sandiford@arm.com>
11254 PR tree-optimization/97513
11255 * tree-vect-slp.c (vect_add_slp_permutation): New function,
11257 (vectorizable_slp_permutation): ...here. Detect cases in which
11258 all VEC_PERM_EXPRs are guaranteed to have the same stepped
11259 permute vector and only generate one permute vector for that case.
11260 Extend that case to handle variable-length vectors.
11262 2021-04-07 Richard Sandiford <richard.sandiford@arm.com>
11264 PR tree-optimization/99873
11265 * tree-vect-slp.c (vect_slp_prefer_store_lanes_p): New function.
11266 (vect_build_slp_instance): Don't split store groups that could
11267 use IFN_STORE_LANES.
11269 2021-04-07 Jakub Jelinek <jakub@redhat.com>
11272 * varasm.c (output_constant_pool_contents): Don't strip name encoding
11273 from XSTR (desc->sym, 0) or from label before passing those to
11276 2021-04-07 Richard Biener <rguenther@suse.de>
11278 PR tree-optimization/99954
11279 * tree-loop-distribution.c: Include tree-affine.h.
11280 (generate_memcpy_builtin): Try using tree-affine to prove
11282 (loop_distribution::classify_builtin_ldst): Always classify
11285 2021-04-07 Richard Biener <rguenther@suse.de>
11287 PR tree-optimization/99947
11288 * tree-vect-loop.c (vectorizable_induction): Pre-allocate
11289 steps vector to avoid pushing elements from the reallocated
11292 2021-04-07 Richard Biener <rguenther@suse.de>
11294 * tree-ssa-sccvn.h (print_vn_reference_ops): Declare.
11295 * tree-ssa-pre.c (print_pre_expr): Factor out VN reference operand
11297 * tree-ssa-sccvn.c (print_vn_reference_ops): ... into this new
11299 (debug_vn_reference_ops): New.
11301 2021-04-07 Bin Cheng <bin.cheng@linux.alibaba.com>
11303 PR tree-optimization/98736
11304 * tree-loop-distribution.c
11305 * (loop_distribution::bb_top_order_init):
11306 Compute RPO with programing order preserved by calling function
11307 rev_post_order_and_mark_dfs_back_seme.
11309 2021-04-06 Vladimir N. Makarov <vmakarov@redhat.com>
11312 * lra-constraints.c (split_reg): Don't check paradoxical_subreg_p.
11313 * lra-lives.c (clear_sparseset_regnos, regnos_in_sparseset_p): New
11315 (process_bb_lives): Don't update biggest mode of hard reg for
11316 implicit in multi-register group. Use the new functions for
11317 updating dead_set and unused_set by register notes.
11319 2021-04-06 Xianmiao Qu <xianmiao_qu@c-sky.com>
11321 * config/csky/csky_pipeline_ck802.md : Use insn reservation name
11324 2021-04-06 H.J. Lu <hjl.tools@gmail.com>
11326 * config/i386/x86-tune-costs.h (skylake_memcpy): Updated.
11327 (skylake_memset): Likewise.
11328 (skylake_cost): Change CLEAR_RATIO to 17.
11329 * config/i386/x86-tune.def (X86_TUNE_PREFER_KNOWN_REP_MOVSB_STOSB):
11330 Replace m_CANNONLAKE, m_ICELAKE_CLIENT, m_ICELAKE_SERVER,
11331 m_TIGERLAKE and m_SAPPHIRERAPIDS with m_SKYLAKE and m_CORE_AVX512.
11333 2021-04-06 Richard Biener <rguenther@suse.de>
11335 PR tree-optimization/99880
11336 * tree-vect-loop.c (maybe_set_vectorized_backedge_value): Only
11337 set vectorized defs of relevant PHIs.
11339 2021-04-06 Richard Biener <rguenther@suse.de>
11341 PR tree-optimization/99924
11342 * tree-vect-slp.c (vect_bb_partition_graph_r): Do not mark
11343 nodes w/o scalar stmts as visited.
11345 2021-04-06 Alex Coplan <alex.coplan@arm.com>
11348 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Also use base
11349 PCS for [su]fix_optab.
11351 2021-04-03 Iain Sandoe <iain@sandoe.co.uk>
11353 * config/darwin.c (machopic_legitimize_pic_address): Check
11354 that the current pic register is one of the hard reg set
11355 before setting liveness.
11357 2021-04-03 Iain Sandoe <iain@sandoe.co.uk>
11359 * config/darwin.c (machopic_legitimize_pic_address): Fix
11360 whitespace, remove unused code.
11362 2021-04-03 Jakub Jelinek <jakub@redhat.com>
11364 PR tree-optimization/99882
11365 * gimple-ssa-store-merging.c (bswap_view_convert): Handle val with
11368 2021-04-03 Jakub Jelinek <jakub@redhat.com>
11370 PR rtl-optimization/99863
11371 * dse.c (replace_read): Drop regs_live argument. Instead of
11372 regs_live, use store_insn->fixed_regs_live if non-NULL,
11373 otherwise punt if insns sequence clobbers or sets any hard
11376 2021-04-03 Jakub Jelinek <jakub@redhat.com>
11379 * targhooks.h (default_print_patchable_function_entry_1): Declare.
11380 * targhooks.c (default_print_patchable_function_entry_1): New function,
11381 copied from default_print_patchable_function_entry with an added flags
11383 (default_print_patchable_function_entry): Rewritten into a small
11384 wrapper around default_print_patchable_function_entry_1.
11385 * config/rs6000/rs6000.c (TARGET_ASM_PRINT_PATCHABLE_FUNCTION_ENTRY):
11387 (rs6000_print_patchable_function_entry): New function.
11389 2021-04-02 Eric Botcazou <ebotcazou@adacore.com>
11391 * doc/invoke.texi (fdelete-dead-exceptions): Minor tweak.
11393 2021-04-01 Jason Merrill <jason@redhat.com>
11396 * common.opt: Document v15 and v16.
11398 2021-04-01 Richard Biener <rguenther@suse.de>
11400 PR tree-optimization/99863
11401 * gimplify.c (gimplify_init_constructor): Recompute vector
11404 2021-04-01 Jakub Jelinek <jakub@redhat.com>
11406 * doc/extend.texi (symver attribute): Fix up syntax errors
11409 2021-04-01 Jakub Jelinek <jakub@redhat.com>
11411 PR tree-optimization/96573
11412 * gimple-ssa-store-merging.c (init_symbolic_number): Handle
11413 also pointer types.
11415 2021-04-01 Richard Biener <rguenther@suse.de>
11417 PR tree-optimization/99856
11418 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Promote
11419 precision to vector element precision.
11421 2021-04-01 Martin Jambor <mjambor@suse.cz>
11423 PR tree-optimization/97009
11424 * tree-sra.c (access_or_its_child_written): New function.
11425 (propagate_subaccesses_from_rhs): Use it instead of a simple grp_write
11428 2021-03-31 Jan Hubicka <hubicka@ucw.cz>
11431 * cif-code.def (USES_COMDAT_LOCAL): Make CIF_FINAL_NORMAL.
11433 2021-03-31 Pat Haugen <pthaugen@linux.ibm.com>
11436 * config/rs6000/altivec.md (xxspltiw_v4si, xxspltiw_v4sf_inst,
11437 xxspltidp_v2df_inst, xxsplti32dx_v4si_inst, xxsplti32dx_v4sf_inst,
11438 xxblend_<mode>, xxpermx_inst, xxeval): Mark prefixed.
11439 * config/rs6000/mma.md (mma_<vvi4i4i8>, mma_<avvi4i4i8>,
11440 mma_<vvi4i4i2>, mma_<avvi4i4i2>, mma_<vvi4i4>, mma_<avvi4i4>,
11441 mma_<pvi4i2>, mma_<apvi4i2>, mma_<vvi4i4i4>, mma_<avvi4i4i4>):
11443 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Adjust test.
11444 * config/rs6000/rs6000.md (define_attr "maybe_prefixed"): New.
11445 (define_attr "prefixed"): Update initializer.
11447 2021-03-31 Jakub Jelinek <jakub@redhat.com>
11450 * dwarf2out.c (debug_ranges_dwo_section): New variable.
11451 (DW_RANGES_IDX_SKELETON): Define.
11452 (struct dw_ranges): Add begin_entry and end_entry members.
11453 (DEBUG_DWO_RNGLISTS_SECTION): Define.
11454 (add_ranges_num): Adjust r initializer for addition of *_entry
11456 (add_ranges_by_labels): For -gsplit-dwarf and force_direct,
11457 set idx to DW_RANGES_IDX_SKELETON.
11458 (use_distinct_base_address_for_range): New function.
11459 (index_rnglists): Don't set r->idx if it is equal to
11460 DW_RANGES_IDX_SKELETON. Initialize r->begin_entry and
11461 r->end_entry for -gsplit-dwarf if those will be needed by
11463 (output_rnglists): Add DWO argument. If true, switch to
11464 debug_ranges_dwo_section rather than debug_ranges_section.
11465 Adjust l1/l2 label indexes. Only output the offset table when
11466 dwo is true and don't include in there the skeleton range
11467 entry if present. For -gsplit-dwarf, skip ranges that belong
11468 to the other rnglists section. Change return type from void
11469 to bool and return true if there are any range entries for
11470 the other section. For dwarf_split_debug_info use
11471 DW_RLE_startx_endx, DW_RLE_startx_length and DW_RLE_base_addressx
11472 entries instead of DW_RLE_start_end, DW_RLE_start_length and
11473 DW_RLE_base_address. Use use_distinct_base_address_for_range.
11474 (init_sections_and_labels): Initialize debug_ranges_dwo_section
11475 if -gsplit-dwarf and DWARF >= 5. Adjust ranges_section_label
11476 and range_base_label indexes.
11477 (dwarf2out_finish): Call index_rnglists earlier before finalizing
11478 .debug_addr. Never emit DW_AT_rnglists_base attribute. For
11479 -gsplit-dwarf and DWARF >= 5 call output_rnglists up to twice
11480 with different dwo arguments.
11481 (dwarf2out_c_finalize): Clear debug_ranges_dwo_section.
11483 2021-03-31 Richard Sandiford <richard.sandiford@arm.com>
11485 PR tree-optimization/98268
11486 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Call
11487 recompute_tree_invariant_for_addr_expr after successfully
11488 folding a TARGET_MEM_REF that occurs inside an ADDR_EXPR.
11490 2021-03-31 Richard Sandiford <richard.sandiford@arm.com>
11492 PR tree-optimization/99726
11493 * tree-data-ref.c (create_intersect_range_checks_index): Bail
11494 out if there is more than one access function SCEV for the loop
11497 2021-03-31 Richard Sandiford <richard.sandiford@arm.com>
11499 PR rtl-optimization/97141
11500 PR rtl-optimization/98726
11501 * emit-rtl.c (valid_for_const_vector_p): Return true for
11503 * rtx-vector-builder.h (rtx_vector_builder::step): Return a
11504 poly_wide_int instead of a wide_int.
11505 (rtx_vector_builder::apply_set): Take a poly_wide_int instead
11507 * rtx-vector-builder.c (rtx_vector_builder::apply_set): Likewise.
11508 * config/aarch64/aarch64.c (aarch64_legitimate_constant_p): Return
11509 false for CONST_VECTORs that cannot be forced to memory.
11510 * config/aarch64/aarch64-simd.md (mov<mode>): If a CONST_VECTOR
11511 is too complex to force to memory, build it up from individual
11514 2021-03-31 Jan Hubicka <jh@suse.cz>
11517 * cgraph.c (cgraph_node::release_body): Fix overactive check.
11519 2021-03-31 Christophe Lyon <christophe.lyon@linaro.org>
11522 * config/arm/vec-common.md (mul<mode>3): Disable on iwMMXT, expect
11525 2021-03-31 H.J. Lu <hjl.tools@gmail.com>
11527 * config/i386/i386-expand.c (expand_set_or_cpymem_via_rep):
11528 For TARGET_PREFER_KNOWN_REP_MOVSB_STOSB, don't convert QImode
11530 (decide_alg): For TARGET_PREFER_KNOWN_REP_MOVSB_STOSB, use
11531 "rep movsb/stosb" only for known sizes.
11532 * config/i386/i386-options.c (processor_cost_table): Use Ice
11533 Lake cost for Cannon Lake, Ice Lake, Tiger Lake, Sapphire
11534 Rapids and Alder Lake.
11535 * config/i386/i386.h (TARGET_PREFER_KNOWN_REP_MOVSB_STOSB): New.
11536 * config/i386/x86-tune-costs.h (icelake_memcpy): New.
11537 (icelake_memset): Likewise.
11538 (icelake_cost): Likewise.
11539 * config/i386/x86-tune.def (X86_TUNE_PREFER_KNOWN_REP_MOVSB_STOSB):
11542 2021-03-31 Richard Sandiford <richard.sandiford@arm.com>
11545 * config/aarch64/aarch64.c
11546 (aarch64_vectorize_preferred_vector_alignment): Query the size
11547 of the provided SVE vector; do not assume that all SVE vectors
11548 have the same size.
11550 2021-03-31 Jan Hubicka <jh@suse.cz>
11553 * cgraph.c (cgraph_node::release_body): Remove all callers and
11555 * cgraphclones.c (cgraph_node::materialize_clone): Do not do it here.
11556 * cgraphunit.c (cgraph_node::expand): And here.
11558 2021-03-31 Martin Liska <mliska@suse.cz>
11560 * ipa-modref.c (analyze_ssa_name_flags): Fix coding style
11561 and one negated condition.
11563 2021-03-31 Jakub Jelinek <jakub@redhat.com>
11564 Richard Sandiford <richard.sandiford@arm.com>
11567 * config/aarch64/aarch64.md (*add<mode>3_poly_1): Swap Uai and Uav
11568 constraints on operands[2] and similarly 0 and rk constraints
11569 on operands[1] corresponding to that.
11571 2021-03-31 Jakub Jelinek <jakub@redhat.com>
11574 * configure.ac (HAVE_LD_BROKEN_PE_DWARF5): New AC_DEFINE if PECOFF
11575 linker doesn't support DWARF sections new in DWARF5.
11576 * config/i386/i386-options.c (ix86_option_override_internal): Default
11577 to dwarf_version 4 if HAVE_LD_BROKEN_PE_DWARF5 for TARGET_PECOFF
11579 * config.in: Regenerated.
11580 * configure: Regenerated.
11582 2021-03-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11585 * config/aarch64/aarch64.c (aarch64_analyze_loop_vinfo): Check for
11586 available issue_info before using it.
11588 2021-03-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11591 * config/aarch64/aarch64.md (sub<mode>3_compare1_imm): Do not allow zero
11594 2021-03-30 Xionghu Luo <luoxhu@linux.ibm.com>
11597 * config/rs6000/altivec.md (altivec_lvsl_reg): Change to ...
11598 (altivec_lvsl_reg_<mode>): ... this.
11599 (altivec_lvsr_reg): Change to ...
11600 (altivec_lvsr_reg_<mode>): ... this.
11601 * config/rs6000/predicates.md (vec_set_index_operand): New.
11602 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11603 Enable 32bit variable vec_insert for all TARGET_VSX.
11604 * config/rs6000/rs6000.c (rs6000_expand_vector_set_var_p9):
11605 Enable 32bit variable vec_insert for p9 and above.
11606 (rs6000_expand_vector_set_var_p8): Rename to ...
11607 (rs6000_expand_vector_set_var_p7): ... this.
11608 (rs6000_expand_vector_set): Use TARGET_VSX and adjust assert
11610 * config/rs6000/vector.md (vec_set<mode>): Use vec_set_index_operand.
11611 * config/rs6000/vsx.md (xl_len_r): Use gen_altivec_lvsl_reg_di and
11612 gen_altivec_lvsr_reg_di.
11614 2021-03-30 H.J. Lu <hjl.tools@gmail.com>
11617 * config/i386/ia32intrin.h (__rdtsc): Defined as macro.
11618 (__rdtscp): Likewise.
11620 2021-03-30 Tamar Christina <tamar.christina@arm.com>
11622 PR tree-optimization/99825
11623 * tree-vect-slp-patterns.c (vect_check_evenodd_blend):
11624 Reject non-mult 2 lanes.
11626 2021-03-30 Richard Earnshaw <rearnsha@arm.com>
11629 * config/arm/arm.c (arm_file_start): Fix emission of
11630 Tag_ABI_VFP_args attribute.
11632 2021-03-30 Richard Biener <rguenther@suse.de>
11634 PR tree-optimization/99824
11635 * stor-layout.c (set_min_and_max_values_for_integral_type):
11636 Assert the precision is within the bounds of
11637 WIDE_INT_MAX_PRECISION.
11638 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Use
11639 the outermost component ref only to lower the access size
11640 and initialize that from the access type.
11642 2021-03-30 Richard Sandiford <richard.sandiford@arm.com>
11645 * config/aarch64/aarch64.md (mov<mode>): Pass multi-instruction
11646 CONST_INTs to aarch64_expand_mov_immediate when called after RA.
11648 2021-03-30 Mihailo Stojanovic <mihailo.stojanovic@typhoon-hil.com>
11650 * config/aarch64/aarch64.md
11651 (<optab>_trunc<fcvt_target><GPI:mode>2): Set the "arch"
11652 attribute to disambiguate between SIMD and FP variants of the
11655 2021-03-29 Jan Hubicka <hubicka@ucw.cz>
11657 * ipa-modref.c (merge_call_lhs_flags): Correct handling of deref.
11658 (analyze_ssa_name_flags): Fix typo in comment.
11660 2021-03-29 Alex Coplan <alex.coplan@arm.com>
11663 * config/aarch64/aarch64-sve-builtins.cc
11664 (function_builder::add_function): Add placeholder_p argument, use
11665 placeholder decls if this is set.
11666 (function_builder::add_unique_function): Instead of conditionally adding
11667 direct overloads, unconditionally add either a direct overload or a
11669 (function_builder::add_overloaded_function): Set placeholder_p if we're
11670 using C++ overloads. Use the obstack for string storage instead
11671 of relying on the tree nodes.
11672 (function_builder::add_overloaded_functions): Don't return early for
11673 m_direct_overloads: we need to add placeholders.
11674 * config/aarch64/aarch64-sve-builtins.h
11675 (function_builder::add_function): Add placeholder_p argument.
11677 2021-03-29 Richard Biener <rguenther@suse.de>
11679 PR tree-optimization/99807
11680 * tree-vect-slp.c (vect_slp_analyze_node_operations_1): Move
11681 assert below VEC_PERM handling.
11683 2021-03-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11686 * config/aarch64/aarch64-simd.md (move_lo_quad_internal_<mode>): Use
11687 aarch64_simd_or_scalar_imm_zero to match zeroes. Remove pattern
11688 matching const_int 0.
11689 (move_lo_quad_internal_be_<mode>): Likewise.
11690 (move_lo_quad_<mode>): Update for the above.
11691 * config/aarch64/iterators.md (VQ_2E): Delete.
11693 2021-03-29 Jakub Jelinek <jakub@redhat.com>
11695 PR tree-optimization/99777
11696 * fold-const.c (extract_muldiv_1): For conversions, punt on casts from
11697 types other than scalar integral types.
11699 2021-03-28 David Edelsohn <dje.gcc@gmail.com>
11701 * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): Do not add
11702 XCOFF TLS reloc decorations.
11704 2021-03-28 Gerald Pfeifer <gerald@pfeifer.com>
11706 * doc/analyzer.texi (Analyzer Internals): Update link to
11707 "A Memory Model for Static Analysis of C Programs".
11709 2021-03-26 David Edelsohn <dje.gcc@gmail.com>
11711 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Call function.
11712 * config/rs6000/rs6000-protos.h (rs6000_special_adjust_field_align):
11714 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align): New.
11715 (rs6000_special_round_type_align): Recursively check innermost first
11718 2021-03-26 Jakub Jelinek <jakub@redhat.com>
11721 * dwarf2out.h (struct dw_fde_node): Add rule18 member.
11722 * dwarf2cfi.c (dwarf2out_frame_debug_expr): When handling (set hfp sp)
11723 assignment with drap_reg active, queue reg save for hfp with offset 0
11724 and flush queued reg saves. When handling a push with rule18,
11725 defer queueing reg save for hfp and just assert the offset is 0.
11726 (scan_trace): Assert that fde->rule18 is false.
11728 2021-03-26 Vladimir Makarov <vmakarov@redhat.com>
11731 * ira-costs.c (record_reg_classes): Put case with
11732 CT_RELAXED_MEMORY adjacent to one with CT_MEMORY.
11733 * ira.c (ira_setup_alts): Ditto.
11734 * lra-constraints.c (process_alt_operands): Ditto.
11735 * recog.c (asm_operand_ok): Ditto.
11736 * reload.c (find_reloads): Ditto.
11738 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
11740 * config/aarch64/aarch64-protos.h
11741 (cpu_addrcost_table::post_modify_ld3_st3): New member variable.
11742 (cpu_addrcost_table::post_modify_ld4_st4): Likewise.
11743 * config/aarch64/aarch64.c (generic_addrcost_table): Update
11744 accordingly, using the same costs as for post_modify.
11745 (exynosm1_addrcost_table, xgene1_addrcost_table): Likewise.
11746 (thunderx2t99_addrcost_table, thunderx3t110_addrcost_table):
11747 (tsv110_addrcost_table, qdf24xx_addrcost_table): Likewise.
11748 (a64fx_addrcost_table): Likewise.
11749 (neoversev1_addrcost_table): New.
11750 (neoversev1_tunings): Use neoversev1_addrcost_table.
11751 (aarch64_address_cost): Use the new post_modify costs for CImode
11754 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
11756 * config/aarch64/aarch64.opt
11757 (-param=aarch64-loop-vect-issue-rate-niters=): New parameter.
11758 * doc/invoke.texi: Document it.
11759 * config/aarch64/aarch64-protos.h (aarch64_base_vec_issue_info)
11760 (aarch64_scalar_vec_issue_info, aarch64_simd_vec_issue_info)
11761 (aarch64_advsimd_vec_issue_info, aarch64_sve_vec_issue_info)
11762 (aarch64_vec_issue_info): New structures.
11763 (cpu_vector_cost): Write comments above the variables rather
11765 (cpu_vector_cost::issue_info): New member variable.
11766 * config/aarch64/aarch64.c: Include gimple-pretty-print.h
11767 and tree-ssa-loop-niter.h.
11768 (generic_vector_cost, a64fx_vector_cost, qdf24xx_vector_cost)
11769 (thunderx_vector_cost, tsv110_vector_cost, cortexa57_vector_cost)
11770 (exynosm1_vector_cost, xgene1_vector_cost, thunderx2t99_vector_cost)
11771 (thunderx3t110_vector_cost): Initialize issue_info to null.
11772 (neoversev1_scalar_issue_info, neoversev1_advsimd_issue_info)
11773 (neoversev1_sve_issue_info, neoversev1_vec_issue_info): New structures.
11774 (neoversev1_vector_cost): Use them.
11775 (aarch64_vec_op_count, aarch64_sve_op_count): New structures.
11776 (aarch64_vector_costs::saw_sve_only_op): New member variable.
11777 (aarch64_vector_costs::num_vector_iterations): Likewise.
11778 (aarch64_vector_costs::scalar_ops): Likewise.
11779 (aarch64_vector_costs::advsimd_ops): Likewise.
11780 (aarch64_vector_costs::sve_ops): Likewise.
11781 (aarch64_vector_costs::seen_loads): Likewise.
11782 (aarch64_simd_vec_costs_for_flags): New function.
11783 (aarch64_analyze_loop_vinfo): Initialize num_vector_iterations.
11784 Count the number of predicate operations required by SVE WHILE
11786 (aarch64_comparison_type, aarch64_multiply_add_p): New functions.
11787 (aarch64_sve_only_stmt_p, aarch64_in_loop_reduction_latency): Likewise.
11788 (aarch64_count_ops): Likewise.
11789 (aarch64_add_stmt_cost): Record whether see an SVE operation
11790 that cannot currently be implementing using Advanced SIMD.
11791 Record issue information about the scalar, Advanced SIMD
11792 and (where relevant) SVE versions of a loop.
11793 (aarch64_vec_op_count::dump): New function.
11794 (aarch64_sve_op_count::dump): Likewise.
11795 (aarch64_estimate_min_cycles_per_iter): Likewise.
11796 (aarch64_adjust_body_cost): If issue information is available,
11797 try to compare the issue rates of the various loop implementations
11798 and increase or decrease the vector body cost accordingly.
11800 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
11802 * config/aarch64/aarch64.c (aarch64_detect_vector_stmt_subtype):
11803 Assume a zero cost for induction phis.
11805 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
11807 * config/aarch64/aarch64.c (aarch64_embedded_comparison_type): New
11809 (aarch64_adjust_stmt_cost): Add the costs of embedded scalar and
11810 vector comparisons.
11812 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
11814 * config/aarch64/aarch64.c (aarch64_detect_scalar_stmt_subtype):
11816 (aarch64_add_stmt_cost): Call it.
11818 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
11820 * config/aarch64/aarch64-tuning-flags.def (matched_vector_throughput):
11821 New tuning parameter.
11822 * config/aarch64/aarch64.c (neoversev1_tunings): Use it.
11823 (aarch64_estimated_sve_vq): New function.
11824 (aarch64_vector_costs::analyzed_vinfo): New member variable.
11825 (aarch64_vector_costs::is_loop): Likewise.
11826 (aarch64_vector_costs::unrolled_advsimd_niters): Likewise.
11827 (aarch64_vector_costs::unrolled_advsimd_stmts): Likewise.
11828 (aarch64_record_potential_advsimd_unrolling): New function.
11829 (aarch64_analyze_loop_vinfo, aarch64_analyze_bb_vinfo): Likewise.
11830 (aarch64_add_stmt_cost): Call aarch64_analyze_loop_vinfo or
11831 aarch64_analyze_bb_vinfo on the first use of a costs structure.
11832 Detect whether we're vectorizing a loop for SVE that might be
11833 completely unrolled if it used Advanced SIMD instead.
11834 (aarch64_adjust_body_cost_for_latency): New function.
11835 (aarch64_finish_cost): Call it.
11837 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
11839 * config/aarch64/aarch64.c (aarch64_vector_costs): New structure.
11840 (aarch64_init_cost): New function.
11841 (aarch64_add_stmt_cost): Use aarch64_vector_costs instead of
11842 the default unsigned[3].
11843 (aarch64_finish_cost, aarch64_destroy_cost_data): New functions.
11844 (TARGET_VECTORIZE_INIT_COST): Override.
11845 (TARGET_VECTORIZE_FINISH_COST): Likewise.
11846 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
11848 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
11850 * config/aarch64/aarch64.c (neoversev1_advsimd_vector_cost)
11851 (neoversev1_sve_vector_cost): New cost structures.
11852 (neoversev1_vector_cost): Likewise.
11853 (neoversev1_tunings): Use them. Enable use_new_vector_costs.
11855 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
11857 * config/aarch64/aarch64-protos.h
11858 (sve_vec_cost::scatter_store_elt_cost): New member variable.
11859 * config/aarch64/aarch64.c (generic_sve_vector_cost): Update
11860 accordingly, taking the cost from the cost of a scalar_store.
11861 (a64fx_sve_vector_cost): Likewise.
11862 (aarch64_detect_vector_stmt_subtype): Detect scatter stores.
11864 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
11866 * config/aarch64/aarch64-protos.h
11867 (simd_vec_cost::store_elt_extra_cost): New member variable.
11868 * config/aarch64/aarch64.c (generic_advsimd_vector_cost): Update
11869 accordingly, using the vec_to_scalar cost for the new field.
11870 (generic_sve_vector_cost, a64fx_advsimd_vector_cost): Likewise.
11871 (a64fx_sve_vector_cost, qdf24xx_advsimd_vector_cost): Likewise.
11872 (thunderx_advsimd_vector_cost, tsv110_advsimd_vector_cost): Likewise.
11873 (cortexa57_advsimd_vector_cost, exynosm1_advsimd_vector_cost)
11874 (xgene1_advsimd_vector_cost, thunderx2t99_advsimd_vector_cost)
11875 (thunderx3t110_advsimd_vector_cost): Likewise.
11876 (aarch64_detect_vector_stmt_subtype): Detect single-element stores.
11878 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
11880 * config/aarch64/aarch64-protos.h (simd_vec_cost::ld2_st2_permute_cost)
11881 (simd_vec_cost::ld3_st3_permute_cost): New member variables.
11882 (simd_vec_cost::ld4_st4_permute_cost): Likewise.
11883 * config/aarch64/aarch64.c (generic_advsimd_vector_cost): Update
11884 accordingly, using zero for the new costs.
11885 (generic_sve_vector_cost, a64fx_advsimd_vector_cost): Likewise.
11886 (a64fx_sve_vector_cost, qdf24xx_advsimd_vector_cost): Likewise.
11887 (thunderx_advsimd_vector_cost, tsv110_advsimd_vector_cost): Likewise.
11888 (cortexa57_advsimd_vector_cost, exynosm1_advsimd_vector_cost)
11889 (xgene1_advsimd_vector_cost, thunderx2t99_advsimd_vector_cost)
11890 (thunderx3t110_advsimd_vector_cost): Likewise.
11891 (aarch64_ld234_st234_vectors): New function.
11892 (aarch64_adjust_stmt_cost): Likewise.
11893 (aarch64_add_stmt_cost): Call aarch64_adjust_stmt_cost if using
11894 the new vector costs.
11896 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
11898 * config/aarch64/aarch64-protos.h (sve_vec_cost): Turn into a
11899 derived class of simd_vec_cost. Add information about CLAST[AB]
11900 and FADDA instructions.
11901 * config/aarch64/aarch64.c (generic_sve_vector_cost): Update
11902 accordingly, using the vec_to_scalar costs for the new fields.
11903 (a64fx_sve_vector_cost): Likewise.
11904 (aarch64_reduc_type): New function.
11905 (aarch64_sve_in_loop_reduction_latency): Likewise.
11906 (aarch64_detect_vector_stmt_subtype): Take a vinfo parameter.
11907 Use aarch64_sve_in_loop_reduction_latency to handle SVE reductions
11908 that occur in the loop body.
11909 (aarch64_add_stmt_cost): Update call accordingly.
11911 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
11913 * config/aarch64/aarch64-tuning-flags.def (use_new_vector_costs):
11915 * config/aarch64/aarch64-protos.h (simd_vec_cost): Put comments
11916 above the fields rather than to the right.
11917 (simd_vec_cost::reduc_i8_cost): New member variable.
11918 (simd_vec_cost::reduc_i16_cost): Likewise.
11919 (simd_vec_cost::reduc_i32_cost): Likewise.
11920 (simd_vec_cost::reduc_i64_cost): Likewise.
11921 (simd_vec_cost::reduc_f16_cost): Likewise.
11922 (simd_vec_cost::reduc_f32_cost): Likewise.
11923 (simd_vec_cost::reduc_f64_cost): Likewise.
11924 * config/aarch64/aarch64.c (generic_advsimd_vector_cost): Update
11925 accordingly, using the vec_to_scalar_cost for the new fields.
11926 (generic_sve_vector_cost, a64fx_advsimd_vector_cost): Likewise.
11927 (a64fx_sve_vector_cost, qdf24xx_advsimd_vector_cost): Likewise.
11928 (thunderx_advsimd_vector_cost, tsv110_advsimd_vector_cost): Likewise.
11929 (cortexa57_advsimd_vector_cost, exynosm1_advsimd_vector_cost)
11930 (xgene1_advsimd_vector_cost, thunderx2t99_advsimd_vector_cost)
11931 (thunderx3t110_advsimd_vector_cost): Likewise.
11932 (aarch64_use_new_vector_costs_p): New function.
11933 (aarch64_simd_vec_costs): New function, split out from...
11934 (aarch64_builtin_vectorization_cost): ...here.
11935 (aarch64_is_reduction): New function.
11936 (aarch64_detect_vector_stmt_subtype): Likewise.
11937 (aarch64_add_stmt_cost): Call aarch64_detect_vector_stmt_subtype if
11938 using the new vector costs.
11940 2021-03-26 Iain Buclaw <ibuclaw@gdcproject.org>
11943 * tree-emutls.c (get_emutls_init_templ_addr): Mark initializer of weak
11944 TLS declarations as public.
11946 2021-03-26 Iain Buclaw <ibuclaw@gdcproject.org>
11948 * config/aarch64/aarch64-d.c (IN_TARGET_CODE): Define.
11949 * config/arm/arm-d.c (IN_TARGET_CODE): Likewise.
11950 * config/i386/i386-d.c (IN_TARGET_CODE): Likewise.
11951 * config/mips/mips-d.c (IN_TARGET_CODE): Likewise.
11952 * config/pa/pa-d.c (IN_TARGET_CODE): Likewise.
11953 * config/riscv/riscv-d.c (IN_TARGET_CODE): Likewise.
11954 * config/rs6000/rs6000-d.c (IN_TARGET_CODE): Likewise.
11955 * config/s390/s390-d.c (IN_TARGET_CODE): Likewise.
11956 * config/sparc/sparc-d.c (IN_TARGET_CODE): Likewise.
11958 2021-03-26 Iain Buclaw <ibuclaw@gdcproject.org>
11961 * config.gcc (*-*-cygwin*): Add winnt-d.o
11962 (*-*-mingw*): Likewise.
11963 * config/i386/cygwin.h (EXTRA_TARGET_D_OS_VERSIONS): New macro.
11964 * config/i386/mingw32.h (EXTRA_TARGET_D_OS_VERSIONS): Likewise.
11965 * config/i386/t-cygming: Add winnt-d.o.
11966 * config/i386/winnt-d.c: New file.
11968 2021-03-26 Iain Buclaw <ibuclaw@gdcproject.org>
11970 * config/freebsd-d.c: Include memmodel.h.
11972 2021-03-26 Iain Buclaw <ibuclaw@gdcproject.org>
11975 * config.gcc (*-*-openbsd*): Add openbsd-d.o.
11976 * config/t-openbsd: Add openbsd-d.o.
11977 * config/openbsd-d.c: New file.
11979 2021-03-25 Stam Markianos-Wright <stam.markianos-wright@arm.com>
11981 PR tree-optimization/96974
11982 * tree-vect-stmts.c (vect_get_vector_types_for_stmt): Replace assert
11983 with graceful exit.
11985 2021-03-25 H.J. Lu <hjl.tools@gmail.com>
11988 2021-03-25 H.J. Lu <hjl.tools@gmail.com>
11992 * config/i386/i386.c (ix86_can_inline_p): Don't check ISA for
11993 always_inline in system headers.
11995 2021-03-25 Kewen Lin <linkw@linux.ibm.com>
11997 * tree-vect-loop.c (vect_model_reduction_cost): Init inside_cost.
11999 2021-03-25 Jakub Jelinek <jakub@redhat.com>
12002 * tree-core.h (enum operand_equal_flag): Add OEP_ADDRESS_OF_SAME_FIELD.
12003 * fold-const.c (operand_compare::operand_equal_p): Don't compare
12004 field offsets if OEP_ADDRESS_OF_SAME_FIELD.
12006 2021-03-25 H.J. Lu <hjl.tools@gmail.com>
12010 * config/i386/i386.c (ix86_can_inline_p): Don't check ISA for
12011 always_inline in system headers.
12013 2021-03-25 Richard Biener <rguenther@suse.de>
12015 PR tree-optimization/99746
12016 * tree-vect-slp-patterns.c (complex_pattern::build): Do not mark
12017 the scalar stmt as patterned. Instead set up required things
12020 2021-03-25 Xionghu Luo <luoxhu@linux.ibm.com>
12022 * config/rs6000/rs6000.c (power8_costs): Change l2 cache
12025 2021-03-24 Martin Liska <mliska@suse.cz>
12028 * common/config/i386/i386-common.c (ARRAY_SIZE): Fix off-by-one
12030 * config/i386/i386-options.c (ix86_option_override_internal):
12031 Add run-time assert.
12033 2021-03-24 Martin Jambor <mjambor@suse.cz>
12036 * ipa-cp.c (initialize_node_lattices): Mark as bottom all
12037 parameters with unknown type.
12038 (ipacp_value_safe_for_type): New function.
12039 (propagate_vals_across_arith_jfunc): Verify that the constant type
12040 can be used for a type of the formal parameter.
12041 (propagate_vals_across_ancestor): Likewise.
12042 (propagate_scalar_across_jump_function): Likewise. Pass the type
12043 also to propagate_vals_across_ancestor.
12045 2021-03-24 Christophe Lyon <christophe.lyon@linaro.org>
12048 * config/arm/mve.md (movmisalign<mode>_mve_store): Use Ux
12050 (movmisalign<mode>_mve_load): Likewise.
12052 2021-03-24 Jakub Jelinek <jakub@redhat.com>
12055 * config/arm/vec-common.md (one_cmpl<mode>2, neg<mode>2,
12056 movmisalign<mode>): Disable expanders for TARGET_REALLY_IWMMXT.
12058 2021-03-24 Alexandre Oliva <oliva@adacore.com>
12060 * doc/sourcebuild.texi (sysconf): New effective target.
12062 2021-03-24 Alexandre Oliva <oliva@adacore.com>
12064 * config/i386/predicates.md (reg_or_const_vec_operand): New.
12065 * config/i386/sse.md (ssse3_pshufbv8qi3): Add an expander for
12066 the now *-prefixed insn_and_split, turn the splitter const vec
12067 into an input for the insn, making it an ignored immediate for
12068 non-split cases, and loaded into the scratch register
12071 2021-03-23 Vladimir N. Makarov <vmakarov@redhat.com>
12074 * config/aarch64/constraints.md (Utq, UOb, UOh, UOw, UOd, UOty):
12075 Use define_relaxed_memory_constraint for them.
12077 2021-03-23 Iain Sandoe <iain@sandoe.co.uk>
12080 * config/host-darwin.c (darwin_gt_pch_use_address): Add a
12081 colon to the diagnostic message.
12083 2021-03-23 Ilya Leoshkevich <iii@linux.ibm.com>
12085 * fwprop.c (fwprop_propagation::fwprop_propagation): Look at
12087 (try_fwprop_subst_note): Use set_info instead of insn_info.
12088 (try_fwprop_subst_pattern): Likewise.
12089 (try_fwprop_subst_notes): Likewise.
12090 (try_fwprop_subst): Likewise.
12091 (forward_propagate_subreg): Likewise.
12092 (forward_propagate_and_simplify): Likewise.
12093 (forward_propagate_into): Likewise.
12094 * rtl-ssa/accesses.h (set_info::single_nondebug_use) New
12096 (set_info::single_nondebug_insn_use): Likewise.
12097 (set_info::single_phi_use): Likewise.
12098 * rtl-ssa/member-fns.inl (set_info::single_nondebug_use) New
12100 (set_info::single_nondebug_insn_use): Likewise.
12101 (set_info::single_phi_use): Likewise.
12103 2021-03-23 Christophe Lyon <christophe.lyon@linaro.org>
12105 * doc/sourcebuild.texi (arm_dsp_ok, arm_dsp): Document.
12107 2021-03-23 Jakub Jelinek <jakub@redhat.com>
12110 * config/aarch64/aarch64.c (aarch64_add_offset): Tell
12111 expand_mult to perform an unsigned rather than a signed
12114 2021-03-23 H.J. Lu <hjl.tools@gmail.com>
12117 * config/i386/cpuid.h (__cpuid): Add __volatile__.
12118 (__cpuid_count): Likewise.
12120 2021-03-23 Richard Biener <rguenther@suse.de>
12122 PR tree-optimization/99721
12123 * tree-vect-slp.c (vect_slp_analyze_node_operations):
12124 Make sure we can schedule the node.
12126 2021-03-23 Marcus Comstedt <marcus@mc.pp.se>
12128 * config/riscv/riscv.c (riscv_subword): Take endianness into
12129 account when calculating the byte offset.
12131 2021-03-23 Marcus Comstedt <marcus@mc.pp.se>
12133 * config/riscv/predicates.md (subreg_lowpart_operator): New predicate
12134 * config/riscv/riscv.md (*addsi3_extended2, *subsi3_extended2)
12135 (*negsi2_extended2, *mulsi3_extended2, *<optab>si3_mask)
12136 (*<optab>si3_mask_1, *<optab>di3_mask, *<optab>di3_mask_1)
12137 (*<optab>si3_extend_mask, *<optab>si3_extend_mask_1): Use
12138 new predicate "subreg_lowpart_operator"
12140 2021-03-23 Marcus Comstedt <marcus@mc.pp.se>
12142 * config/riscv/riscv.c (riscv_swap_instruction): New function
12143 to byteswap an SImode rtx containing an instruction.
12144 (riscv_trampoline_init): Byteswap the generated instructions
12147 2021-03-23 Marcus Comstedt <marcus@mc.pp.se>
12149 * common/config/riscv/riscv-common.c
12150 (TARGET_DEFAULT_TARGET_FLAGS): Set default endianness.
12151 * config.gcc (riscv32be-*, riscv64be-*): Set
12152 TARGET_BIG_ENDIAN_DEFAULT to 1.
12153 * config/riscv/elf.h (LINK_SPEC): Change -melf* value
12154 depending on default endianness.
12155 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
12156 * config/riscv/linux.h (LINK_SPEC): Likewise.
12157 * config/riscv/riscv.c (TARGET_DEFAULT_TARGET_FLAGS): Set
12158 default endianness.
12159 * config/riscv/riscv.h (DEFAULT_ENDIAN_SPEC): New macro.
12161 2021-03-23 Marcus Comstedt <marcus@mc.pp.se>
12163 * config/riscv/elf.h (LINK_SPEC): Pass linker endianness flag.
12164 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
12165 * config/riscv/linux.h (LINK_SPEC): Likewise.
12166 * config/riscv/riscv.h (ASM_SPEC): Pass -mbig-endian and
12168 (BYTES_BIG_ENDIAN): Handle big endian.
12169 (WORDS_BIG_ENDIAN): Define to BYTES_BIG_ENDIAN.
12170 * config/riscv/riscv.opt (-mbig-endian, -mlittle-endian): New
12172 * doc/invoke.texi (-mbig-endian, -mlittle-endian): Document.
12174 2021-03-23 Stefan Schulze Frielinghaus <stefansf@linux.ibm.com>
12176 * regcprop.c (find_oldest_value_reg): Ask target whether
12177 different mode is fine for replacement register.
12179 2021-03-23 Aldy Hernandez <aldyh@redhat.com>
12181 PR tree-optimization/99296
12182 * value-range.cc (irange::irange_set_1bit_anti_range): New.
12183 (irange::irange_set_anti_range): Call irange_set_1bit_anti_range
12184 * value-range.h (irange::irange_set_1bit_anti_range): New.
12186 2021-03-22 Vladimir N. Makarov <vmakarov@redhat.com>
12189 * config/aarch64/constraints.md (UtQ): Use
12190 define_relaxed_memory_constraint for it.
12191 * doc/md.texi (define_relaxed_memory_constraint): Describe it.
12192 * genoutput.c (main): Process DEFINE_RELAXED_MEMORY_CONSTRAINT.
12193 * genpreds.c (constraint_data): Add bitfield is_relaxed_memory.
12194 (have_relaxed_memory_constraints): New static var.
12195 (relaxed_memory_start, relaxed_memory_end): Ditto.
12196 (add_constraint): Add arg is_relaxed_memory. Check name for
12197 relaxed memory. Set up is_relaxed_memory in constraint_data and
12198 have_relaxed_memory_constraints. Adjust calls.
12199 (choose_enum_order): Process relaxed memory.
12200 (write_tm_preds_h): Ditto.
12201 (main): Process DEFINE_RELAXED_MEMORY_CONSTRAINT.
12202 * gensupport.c (process_rtx): Process DEFINE_RELAXED_MEMORY_CONSTRAINT.
12203 * ira-costs.c (record_reg_classes): Process CT_RELAXED_MEMORY.
12204 * ira-lives.c (single_reg_class): Use
12205 insn_extra_relaxed_memory_constraint.
12206 * ira.c (ira_setup_alts): CT_RELAXED_MEMORY.
12207 * lra-constraints.c (valid_address_p): Use
12208 insn_extra_relaxed_memory_constraint instead of other memory
12210 (process_alt_operands): Process CT_RELAXED_MEMORY.
12211 (curr_insn_transform): Use insn_extra_relaxed_memory_constraint.
12212 * recog.c (asm_operand_ok, preprocess_constraints): Process
12214 * reload.c (find_reloads): Ditto.
12215 * rtl.def (DEFINE_RELAXED_MEMORY_CONSTRAINT): New.
12216 * stmt.c (parse_input_constraint): Use
12217 insn_extra_relaxed_memory_constraint.
12219 2021-03-22 Segher Boessenkool <segher@kernel.crashing.org>
12222 * ubsan.c (ubsan_instrument_float_cast): Don't test for unordered if
12225 2021-03-22 Alex Coplan <alex.coplan@arm.com>
12228 * config/arm/arm-protos.h (neon_make_constant): Add generate
12229 argument to guard emitting insns, default to true.
12230 * config/arm/arm.c (arm_legitimate_constant_p_1): Reject
12231 CONST_VECTORs which neon_make_constant can't handle.
12232 (neon_vdup_constant): Add generate argument, avoid emitting
12233 insns if it's not set.
12234 (neon_make_constant): Plumb new generate argument through.
12235 * config/arm/constraints.md (Ui): New. Use it...
12236 * config/arm/mve.md (*mve_mov<mode>): ... here.
12237 * config/arm/vec-common.md (movv8hf): Use neon_make_constant to
12238 synthesize constants.
12240 2021-03-22 Richard Biener <rguenther@suse.de>
12242 * debug.h: Add deprecation warning.
12244 2021-03-22 Richard Biener <rguenther@suse.de>
12246 PR tree-optimization/99694
12247 * tree-ssa-sccvn.c (visit_phi): Ignore edges with the
12250 2021-03-22 Kito Cheng <kito.cheng@sifive.com>
12253 * config/riscv/riscv.c (riscv_expand_block_move): Get RTL value
12254 after type checking.
12256 2021-03-22 Jakub Jelinek <jakub@redhat.com>
12260 * dwarf2out.c (get_full_len): Use get_precision rather than
12262 (add_const_value_attribute): Make sure add_AT_wide argument has
12263 precision prec rather than some very wide one.
12265 2021-03-22 Kewen Lin <linkw@linux.ibm.com>
12267 * config/rs6000/rs6000.md (*rotldi3_insert_sf,
12268 *mov<SFDF:mode><SFDF2:mode>cc_p9, floatsi<mode>2_lfiwax,
12269 floatsi<mode>2_lfiwax_mem, floatunssi<mode>2_lfiwzx,
12270 floatunssi<mode>2_lfiwzx_mem, *floatsidf2_internal,
12271 *floatunssidf2_internal, fix_trunc<mode>si2_stfiwx,
12272 fix_trunc<mode>si2_internal, fixuns_trunc<mode>si2_stfiwx,
12273 *round32<mode>2_fprs, *roundu32<mode>2_fprs,
12274 *fix_trunc<mode>si2_internal): Fix empty split condition.
12275 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
12276 vsx_reduc_<VEC_reduc_name>_v2df, vsx_reduc_<VEC_reduc_name>_v4sf,
12277 *vsx_reduc_<VEC_reduc_name>_v2df_scalar,
12278 *vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Likewise.
12280 2021-03-22 Xionghu Luo <luoxhu@linux.ibm.com>
12283 * config/rs6000/rs6000.c (rs6000_expand_vector_set_var_p9):
12284 Convert idx to DImode.
12285 (rs6000_expand_vector_set_var_p8): Likewise.
12287 2021-03-21 Jakub Jelinek <jakub@redhat.com>
12290 * dwarf2out.c (insert_float): Change return type from void to
12291 unsigned, handle GET_MODE_SIZE (mode) == 2 and return element size.
12292 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute):
12295 2021-03-20 H.J. Lu <hjl.tools@gmail.com>
12298 * config/i386/i386.c (construct_container): Check cfun != NULL
12299 before accessing silent_p.
12301 2021-03-20 Ahamed Husni <ahamedhusni73@gmail.com>
12303 * asan.c: Fix typos in comments.
12305 2021-03-20 Vladimir N. Makarov <vmakarov@redhat.com>
12307 PR rtl-optimization/99680
12308 * lra-constraints.c (skip_contraint_modifiers): Rename to skip_constraint_modifiers.
12309 (process_address_1): Check empty constraint before using
12312 2021-03-19 Pat Haugen <pthaugen@linux.ibm.com>
12314 * config/rs6000/rs6000.c (power10_cost): New.
12315 (rs6000_option_override_internal): Set Power10 costs.
12316 (rs6000_issue_rate): Set Power10 issue rate.
12317 * config/rs6000/power10.md: Rewrite for Power10.
12319 2021-03-19 Vladimir N. Makarov <vmakarov@redhat.com>
12322 * lra-constraints.c (process_address_1): Don't use unknown
12323 constraint for address constraint.
12325 2021-03-19 Iain Sandoe <iain@sandoe.co.uk>
12328 * config.gcc (powerpc-*-darwin8): Delete the reference to
12329 the now removed darwin8.h.
12331 2021-03-19 Olivier Hainque <hainque@adacore.com>
12334 * config/vxworksae.h (VX_CPU_PREFIX): Define.
12336 2021-03-19 John David Anglin <danglin@gcc.gnu.org>
12338 * config/pa/pa.c (import_milli): Use memcpy instead of strncpy.
12340 2021-03-19 Tamar Christina <tamar.christina@arm.com>
12342 PR tree-optimization/99656
12343 * tree-vect-slp-patterns.c (linear_loads_p,
12344 complex_add_pattern::matches, is_eq_or_top,
12345 vect_validate_multiplication, complex_mul_pattern::matches,
12346 complex_fms_pattern::matches): Remove complex_perm_kinds_t.
12347 * tree-vectorizer.h: (complex_load_perm_t): Removed.
12348 (slp_tree_to_load_perm_map_t): Use complex_perm_kinds_t instead of
12349 complex_load_perm_t.
12351 2021-03-19 H.J. Lu <hjl.tools@gmail.com>
12354 * config/i386/i386-options.c (ix86_init_machine_status): Set
12356 * config/i386/i386.c (init_cumulative_args): Set silent_p to
12358 (construct_container): Return early for return and argument
12359 errors if silent_p is true.
12360 * config/i386/i386.h (machine_function): Add silent_p.
12362 2021-03-19 Jakub Jelinek <jakub@redhat.com>
12365 * config/arm/constraints.md (Ds): New constraint.
12366 * config/arm/vec-common.md (mve_vshlq_<supf><mode>): Use w,Ds
12367 constraint instead of w,Dm.
12369 2021-03-19 Andrew Stubbs <ams@codesourcery.com>
12371 * config/gcn/gcn.c (gcn_parse_amdgpu_hsa_kernel_attribute): Fix quotes
12374 2021-03-19 Eric Botcazou <ebotcazou@adacore.com>
12376 PR middle-end/99641
12377 * fold-const.c (native_encode_initializer) <CONSTRUCTOR>: For an
12378 array type, do the computation of the current position in sizetype.
12380 2021-03-18 Vladimir N. Makarov <vmakarov@redhat.com>
12383 * lra-constraints.c (process_address_1): Use lookup_constraint
12384 only for a single constraint.
12386 2021-03-18 Martin Sebor <msebor@redhat.com>
12388 PR middle-end/99502
12389 * gimple-array-bounds.cc (inbounds_vbase_memaccess_p): Rename...
12390 (inbounds_memaccess_p): ...to this. Check the ending offset of
12391 the accessed member.
12393 2021-03-18 Andrew Stubbs <ams@codesourcery.com>
12395 * config/gcn/gcn.c (gcn_parse_amdgpu_hsa_kernel_attribute): Add %< and
12396 %> quote markers to error messages.
12397 (gcn_goacc_validate_dims): Likewise.
12398 (gcn_conditional_register_usage): Remove exclaimation mark from error
12400 (gcn_vectorize_vec_perm_const): Ensure perm is fully uninitialized.
12402 2021-03-18 Jan Hubicka <hubicka@ucw.cz>
12404 * config/i386/x86-tune-costs.h (struct processor_costs): Fix costs of
12407 2021-03-18 Sinan Lin <sinan@isrc.iscas.ac.cn>
12408 Kito Cheng <kito.cheng@sifive.com>
12410 * config/riscv/riscv.c (riscv_block_move_straight): Change type
12411 to unsigned HOST_WIDE_INT for parameter and local variable with
12412 HOST_WIDE_INT type.
12413 (riscv_adjust_block_mem): Ditto.
12414 (riscv_block_move_loop): Ditto.
12415 (riscv_expand_block_move): Ditto.
12417 2021-03-18 Nick Clifton <nickc@redhat.com>
12419 * config/v850/v850.c (construct_restore_jr): Increase static
12421 (construct_save_jarl): Likewise.
12422 * config/v850/v850.h (DWARF2_DEBUGGING_INFO): Define.
12424 2021-03-18 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12426 * config/aarch64/aarch64.c (aarch64_adjust_generic_arch_tuning): Define.
12427 (aarch64_override_options_internal): Use it.
12428 (generic_tunings): Add AARCH64_EXTRA_TUNE_CSE_SVE_VL_CONSTANTS to
12431 2021-03-17 Sandra Loosemore <sandra@codesourcery.com>
12433 * config/nios2/nios2.c (nios2_custom_check_insns): Clean up
12434 error message format issues.
12435 (nios2_option_override): Likewise.
12436 (nios2_expand_fpu_builtin): Likewise.
12437 (nios2_init_custom_builtins): Adjust to avoid bogus strncpy
12438 truncation warning.
12439 (nios2_expand_custom_builtin): More error message format fixes.
12440 (nios2_expand_rdwrctl_builtin): Likewise.
12441 (nios2_expand_rdprs_builtin): Likewise.
12442 (nios2_expand_eni_builtin): Likewise.
12443 (nios2_expand_builtin): Likewise.
12444 (nios2_register_custom_code): Likewise.
12445 (nios2_valid_target_attribute_rec): Likewise.
12446 (nios2_add_insn_asm): Fix uninitialized variable warning.
12448 2021-03-17 Jan Hubicka <jh@suse.cz>
12450 * config/i386/x86-tune-costs.h (struct processor_costs): Update costs
12451 of gather to match reality.
12452 * config/i386/x86-tune.def (X86_TUNE_USE_GATHER): Enable for znver3.
12454 2021-03-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12456 * config/aarch64/aarch64-builtins.c (aarch64_expand_rng_builtin): Use EQ
12457 to compare against CC_REG rather than NE.
12459 2021-03-17 H.J. Lu <hjl.tools@gmail.com>
12462 * config/i386/i386.c (ix86_force_load_from_GOT_p): Support
12463 inline assembly statements.
12464 (ix86_print_operand): Update 'P' handling for -fno-plt.
12466 2021-03-17 Tamar Christina <tamar.christina@arm.com>
12469 * config/aarch64/aarch64.c
12470 (aarch64_simd_clone_compute_vecsize_and_simdlen): Remove unused var.
12472 2021-03-16 Segher Boessenkool <segher@kernel.crashing.org>
12475 * config/rs6000/predicates.md (branch_comparison_operator): Allow
12476 ordered and unordered for CCFPmode, if flag_finite_math_only.
12478 2021-03-16 Jakub Jelinek <jakub@redhat.com>
12481 * config/i386/i386-expand.c (ix86_split_lea_for_addr): Emit a MULT
12482 rather than ASHIFT.
12483 * config/i386/i386.md (mult by 1248 into ashift): New splitter.
12485 2021-03-16 Martin Liska <mliska@suse.cz>
12488 * optc-save-gen.awk: Add flag_ipa_ra to exceptions for
12489 cl_optimization_compare function.
12491 2021-03-16 Ilya Leoshkevich <iii@linux.ibm.com>
12493 * config/s390/s390.c (f_constraint_p): Treat "fv" constraints
12496 2021-03-16 Jakub Jelinek <jakub@redhat.com>
12499 * config/i386/i386.h (struct machine_function): Add
12500 has_explicit_vzeroupper bitfield.
12501 * config/i386/i386-expand.c (ix86_expand_builtin): Set
12502 cfun->machine->has_explicit_vzeroupper when expanding
12503 IX86_BUILTIN_VZEROUPPER.
12504 * config/i386/i386-features.c (rest_of_handle_insert_vzeroupper):
12505 Do the mode switching only when TARGET_VZEROUPPER, expensive
12506 optimizations turned on and not optimizing for size.
12507 (pass_insert_vzeroupper::gate): Enable even when
12508 cfun->machine->has_explicit_vzeroupper is set.
12510 2021-03-16 Jakub Jelinek <jakub@redhat.com>
12513 * config/aarch64/aarch64.c
12514 (aarch64_simd_clone_compute_vecsize_and_simdlen): If not a function
12515 definition, walk TYPE_ARG_TYPES list if non-NULL for argument types
12516 instead of DECL_ARGUMENTS. Ignore types for uniform arguments.
12518 2021-03-15 Richard Biener <rguenther@suse.de>
12520 PR tree-optimization/98834
12521 * tree-ssa-sccvn.c (vn_reference_lookup_3): Handle missing
12522 subsetting by truncating the access size.
12524 2021-03-15 Jan Hubicka <hubicka@ucw.cz>
12526 * config/i386/i386-options.c (processor_cost_table): Add znver3_cost.
12527 * config/i386/x86-tune-costs.h (znver3_cost): New gobal variable; copy
12530 2021-03-15 Martin Liska <mliska@suse.cz>
12532 * spellcheck.c: Add missing comma in initialization.
12534 2021-03-14 Uroš Bizjak <ubizjak@gmail.com>
12536 * config/i386/sse.md (*vec_extract<mode>): Merge alternative 0 with
12537 alternative 2 and alternative 1 with alternative 3 using
12538 YW register constraint.
12539 (*vec_extract<PEXTR_MODE12:mode>_zext): Merge alternatives
12540 using YW register constraint.
12541 (*vec_extractv16qi_zext): Ditto.
12542 (*vec_extractv4si): Merge alternatives 4 and 5
12543 using Yw register constraint.
12544 (*ssse3_palignr<mode>_perm): Use Yw instead of v for alternative 3.
12546 2021-03-13 Martin Sebor <msebor@redhat.com>
12548 PR tree-optimization/99489
12549 * builtins.c (gimple_call_alloc_size): Fail gracefully when argument
12550 is not a call statement.
12552 2021-03-13 Jakub Jelinek <jakub@redhat.com>
12554 PR tree-optimization/99544
12555 * match.pd (X + (X << C) -> X * (1 + (1 << C))): Don't simplify
12556 if for vector types multiplication can't be done in type's mode.
12558 2021-03-12 Eric Botcazou <ebotcazou@adacore.com>
12561 * config/sparc/constraints.md (w): Rename to...
12562 (W): ... this and ditch previous implementation.
12563 * config/sparc/sparc.md (*movdi_insn_sp64): Replace W with m.
12564 (*movdf_insn_sp64): Likewise.
12565 (*mov<VM64:mode>_insn_sp64): Likewise.
12566 * config/sparc/sync.md (*atomic_compare_and_swap<mode>_1): Replace
12568 (atomic_compare_and_swap_leon3_1): Likewise.
12569 (*atomic_compare_and_swapdi_v8plus): Likewise.
12570 * config/sparc/sparc.c (memory_ok_for_ldd): Remove useless test on
12571 architecture and add missing address validity check during LRA.
12573 2021-03-12 Tobias Burnus <tobias@codesourcery.com>
12576 * gimplify.c (omp_add_variable): Handle NULL_TREE as size
12577 occuring for assumed-size arrays in use_device_{ptr,addr}.
12579 2021-03-12 Jakub Jelinek <jakub@redhat.com>
12582 * config/i386/constraints.md (YW): New internal constraint.
12583 * config/i386/sse.md (v_Yw): Add V4TI, V2TI, V1TI and TI cases.
12584 (*<sse2_avx2>_<insn><mode>3<mask_name>,
12585 *<sse2_avx2>_uavg<mode>3<mask_name>, *abs<mode>2,
12586 *<s>mul<mode>3_highpart<mask_name>): Use <v_Yw> instead of v in
12588 (<sse2_avx2>_psadbw): Use YW instead of v in constraints.
12589 (*avx2_pmaddwd, *sse2_pmaddwd, *<code>v8hi3, *<code>v16qi3,
12590 avx2_pmaddubsw256, ssse3_pmaddubsw128): Merge last two alternatives
12591 into one, use Yw instead of former x,v.
12592 (ashr<mode>3, <insn><mode>3): Use <v_Yw> instead of x in constraints of
12593 the last alternative.
12594 (<sse2_avx2>_packsswb<mask_name>, <sse2_avx2>_packssdw<mask_name>,
12595 <sse2_avx2>_packuswb<mask_name>, <sse4_1_avx2>_packusdw<mask_name>,
12596 *<ssse3_avx2>_pmulhrsw<mode>3<mask_name>, <ssse3_avx2>_palignr<mode>,
12597 <ssse3_avx2>_pshufb<mode>3<mask_name>): Merge last two alternatives
12598 into one, use <v_Yw> instead of former x,v.
12599 (avx2_interleave_highv32qi<mask_name>,
12600 vec_interleave_highv16qi<mask_name>): Use Yw instead of v in
12601 constraints. Add && <mask_avx512bw_condition> to condition.
12602 (avx2_interleave_lowv32qi<mask_name>,
12603 vec_interleave_lowv16qi<mask_name>,
12604 avx2_interleave_highv16hi<mask_name>,
12605 vec_interleave_highv8hi<mask_name>,
12606 avx2_interleave_lowv16hi<mask_name>, vec_interleave_lowv8hi<mask_name>,
12607 avx2_pshuflw_1<mask_name>, sse2_pshuflw_1<mask_name>,
12608 avx2_pshufhw_1<mask_name>, sse2_pshufhw_1<mask_name>,
12609 avx2_<code>v16qiv16hi2<mask_name>, sse4_1_<code>v8qiv8hi2<mask_name>,
12610 *sse4_1_<code>v8qiv8hi2<mask_name>_1, <sse2_avx2>_<insn><mode>3): Use
12611 Yw instead of v in constraints.
12612 * config/i386/mmx.md (Yv_Yw): New define_mode_attr.
12613 (*mmx_<insn><mode>3, mmx_ashr<mode>3, mmx_<insn><mode>3): Use <Yv_Yw>
12614 instead of Yv in constraints.
12615 (*mmx_<insn><mode>3, *mmx_mulv4hi3, *mmx_smulv4hi3_highpart,
12616 *mmx_umulv4hi3_highpart, *mmx_pmaddwd, *mmx_<code>v4hi3,
12617 *mmx_<code>v8qi3, mmx_pack<s_trunsuffix>swb, mmx_packssdw,
12618 mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
12619 *mmx_uavgv8qi3, *mmx_uavgv4hi3, mmx_psadbw): Use Yw instead of Yv in
12621 (*mmx_pinsrw, *mmx_pinsrb, *mmx_pextrw, *mmx_pextrw_zext, *mmx_pextrb,
12622 *mmx_pextrb_zext): Use YW instead of Yv in constraints.
12623 (*mmx_eq<mode>3, mmx_gt<mode>3): Use x instead of Yv in constraints.
12624 (mmx_andnot<mode>3, *mmx_<code><mode>3): Split last alternative into
12625 two, one with just x, another isa avx512vl with v.
12627 2021-03-12 Martin Liska <mliska@suse.cz>
12629 * doc/invoke.texi: Add missing param documentation.
12631 2021-03-11 David Malcolm <dmalcolm@redhat.com>
12634 * Makefile.in (ANALYZER_OBJS): Add analyzer/feasible-graph.o and
12635 analyzer/trimmed-graph.o.
12636 * doc/analyzer.texi (Analyzer Paths): Rewrite description of
12637 feasibility checking to reflect new implementation.
12638 * doc/invoke.texi (-fdump-analyzer-feasibility): Document new
12640 * shortest-paths.h (shortest_paths::get_shortest_distance): New.
12642 2021-03-11 David Malcolm <dmalcolm@redhat.com>
12644 * digraph.cc (selftest::test_shortest_paths): Update
12645 shortest_paths init for new param. Add test of
12646 SPS_TO_GIVEN_TARGET.
12647 * shortest-paths.h (enum shortest_path_sense): New.
12648 (shortest_paths::shortest_paths): Add "sense" param.
12649 Update for renamings. Generalize to use "sense" param.
12650 (shortest_paths::get_shortest_path): Rename param.
12651 (shortest_paths::m_sense): New field.
12652 (shortest_paths::m_prev): Rename...
12653 (shortest_paths::m_best_edge): ...to this.
12654 (shortest_paths::get_shortest_path): Update for renamings.
12655 Conditionalize flipping of path on sense of traversal.
12657 2021-03-11 David Malcolm <dmalcolm@redhat.com>
12659 * digraph.cc (selftest::test_shortest_paths): Add test coverage
12660 for paths from B and C.
12661 * shortest-paths.h (shortest_paths::shortest_paths): Handle
12662 unreachable nodes, rather than asserting.
12664 2021-03-11 David Edelsohn <dje.gcc@gmail.com>
12667 * config/rs6000/rs6000.c (rs6000_xcoff_file_start): Don't create
12668 xcoff_tbss_section_name.
12669 * config/rs6000/xcoff.h (ASM_OUTPUT_TLS_COMMON): Use .lcomm.
12670 * xcoffout.c (xcoff_tbss_section_name): Delete.
12671 * xcoffout.h (xcoff_tbss_section_name): Delete.
12673 2021-03-11 Richard Biener <rguenther@suse.de>
12675 PR tree-optimization/99523
12676 * tree-cfg.c (dump_function_to_file): Dump SSA names
12677 w/o identifier to the decls section as well, not only those
12678 without a VAR_DECL.
12680 2021-03-11 Jakub Jelinek <jakub@redhat.com>
12683 * ipa-icf-gimple.c (func_checker::compare_gimple_call): For internal
12684 function calls with lhs fail if the lhs don't have compatible types.
12686 2021-03-11 Hans-Peter Nilsson <hp@axis.com>
12688 * config/cris/cris.h (HARD_FRAME_POINTER_REGNUM): Define.
12689 Change FRAME_POINTER_REGNUM to correspond to a new faked
12690 register faked_fp, part of GENNONACR_REGS like faked_ap.
12691 (CRIS_FAKED_REGS_CONTENTS): New helper macro.
12692 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS):
12693 (REG_ALLOC_ORDER, REG_CLASS_CONTENTS, REGNO_OK_FOR_BASE_P)
12694 (ELIMINABLE_REGS, REGISTER_NAMES): Adjust accordingly.
12695 * config/cris/cris.md (CRIS_FP_REGNUM): Renumber to new faked
12697 (CRIS_REAL_FP_REGNUM): New constant.
12698 * config/cris/cris.c (cris_reg_saved_in_regsave_area): Check
12699 for HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM.
12700 (cris_initial_elimination_offset): Handle elimination changes
12701 to HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM
12702 and add one from FRAME_POINTER_REGNUM to
12703 HARD_FRAME_POINTER_REGNUM.
12704 (cris_expand_prologue, cris_expand_epilogue): Emit code for
12705 hard_frame_pointer_rtx instead of frame_pointer_rtx.
12707 2021-03-10 David Edelsohn <dje.gcc@gmail.com>
12710 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Add check for DCmode.
12711 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Same.
12713 2021-03-10 Vladimir N. Makarov <vmakarov@redhat.com>
12716 * lra-constraints.c (process_address_1): Don't check unknown
12717 constraint, use X for empty constraint.
12719 2021-03-10 Alex Coplan <alex.coplan@arm.com>
12721 * config/aarch64/aarch64.c (aarch64_vfp_is_call_or_return_candidate):
12722 Fix typo in comment describing "is_ha" argument.
12724 2021-03-10 John David Anglin <danglin@gcc.gnu.org>
12726 * doc/sourcebuild.texi: Document LRA target selector.
12728 2021-03-10 David Malcolm <dmalcolm@redhat.com>
12730 * doc/ux.texi: Add subsection contrasting interactive versus
12731 batch usage of GCC.
12733 2021-03-10 Joel Hutton <joel.hutton@arm.com>
12736 * tree-vect-stmts.c (vectorizable_store): Fix scatter store mask
12738 (vectorizable_load): Fix gather load mask check condition.
12740 2021-03-10 Richard Biener <rguenther@suse.de>
12742 PR tree-optimization/99510
12743 * tree.c (check_aligned_type): Check that the candidate
12744 has TYPE_USER_ALIGN set instead of matching with the
12747 2021-03-10 Eric Botcazou <ebotcazou@adacore.com>
12749 * config/sparc/sparc.c (sparc_regmode_natural_size): Return 4 for
12750 float and vector integer modes only if the mode is not larger.
12752 2021-03-10 Hans-Peter Nilsson <hp@axis.com>
12754 * config/cris/cris.h (DWARF_FRAME_REGISTERS): Define.
12756 2021-03-09 Vladimir N. Makarov <vmakarov@redhat.com>
12758 * ira.c (ira_setup_alts, ira_get_dup_out_num): Process digital
12760 * ira-lives.c (single_reg_class): Ditto.
12762 2021-03-09 Sebastian Huber <sebastian.huber@embedded-brains.de>
12764 * config.gcc (aarch64-*-rtems*): Include general rtems.h after
12765 the architecture-specific rtems.h.
12766 (aarch64-*-rtems*): Likewise.
12767 (arm*-*-rtems*): Likewise.
12768 (epiphany-*-rtems*): Likewise.
12769 (riscv*-*-rtems*): Likewise.
12771 2021-03-09 Jakub Jelinek <jakub@redhat.com>
12773 PR tree-optimization/99305
12774 * tree-ssa-phiopt.c (conditional_replacement): Test integer_pow2p
12775 before integer_all_onesp instead of vice versa.
12777 2021-03-09 Richard Earnshaw <rearnsha@arm.com>
12779 * common/config/arm/arm-common.c (arm_config_default): Change type
12780 of 'i' to unsigned.
12782 2021-03-09 Vladimir N. Makarov <vmakarov@redhat.com>
12785 * lra-constraints.c (process_address_1): Process constraint 'g'
12786 separately and digital constraints containing more one digit.
12788 2021-03-09 Nick Clifton <nickc@redhat.com>
12790 * config/rx/rx.h (DBX_DEBUGGING_INFO): Define.
12791 (DWARF"_DEBUGGING_INFO): Define.
12793 2021-03-09 Eric Botcazou <ebotcazou@adacore.com>
12796 * calls.c (initialize_argument_information): When the argument
12797 is passed by reference, do not make a copy in a thunk only if
12798 the argument is already in memory. Remove redundant test for
12799 the case of callee copy.
12801 2021-03-09 Vladimir N. Makarov <vmakarov@redhat.com>
12804 * lra-constraints.c (process_address_1): Process 0..9 constraints
12805 in process_address_1.
12807 2021-03-09 Andreas Krebbel <krebbel@linux.ibm.com>
12809 * config/s390/s390.c (struct s390_processor processor_table):
12810 Binutils name string must not be empty.
12812 2021-03-09 Claudiu Zissulescu <claziss@synopsys.com>
12814 * config/arc/arc.c (arc_attr_type): Remove function.
12816 2021-03-09 Martin Liska <mliska@suse.cz>
12819 * config/i386/i386-options.c (ix86_option_override_internal):
12820 Set isa_flags for OPTS argument and not for the global
12823 2021-03-09 Aaron Sawdey <acsawdey@linux.ibm.com>
12825 * config/rs6000/predicates.md (ds_form_mem_operand): Check
12828 2021-03-09 Aaron Sawdey <acsawdey@linux.ibm.com>
12831 * config/rs6000/predicates.md (ds_form_mem_operand) New
12833 * config/rs6000/genfusion.pl (gen_ld_cmpi_p10) Use
12834 ds_form_mem_operand in ld/lwa patterns.
12835 * config/rs6000/fusion.md: Regenerate file.
12837 2021-03-08 Martin Sebor <msebor@redhat.com>
12839 PR middle-end/98266
12840 * gimple-array-bounds.cc (inbounds_vbase_memaccess_p): New function.
12841 (array_bounds_checker::check_array_bounds): Call it.
12843 2021-03-08 Martin Sebor <msebor@redhat.com>
12845 PR middle-end/97631
12846 * tree-ssa-strlen.c (maybe_warn_overflow): Test rawmem.
12847 (handle_builtin_stxncpy_strncat): Rename locals. Determine
12848 destination size from allocation calls. Issue a more appropriate
12850 (handle_builtin_memcpy): Pass true as rawmem to maybe_warn_overflow.
12851 (handle_builtin_memset): Same.
12853 2021-03-08 Peter Bergner <bergner@linux.ibm.com>
12856 * config/rs6000/rs6000.c (rs6000_emit_le_vsx_permute): Add an assert
12857 to ensure we do not have an Altivec style address.
12858 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>): Disable if passed
12859 an Altivec style address.
12860 (*vsx_le_perm_store_<mode>): Likewise.
12861 (splitters after *vsx_le_perm_store_<mode>): Likewise.
12862 (vsx_load_<mode>): Disable special expander if passed an Altivec
12864 (vsx_store_<mode>): Likewise.
12866 2021-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12869 * config/aarch64/predicates.md (aarch64_simd_shift_imm_vec_qi): Define.
12870 (aarch64_simd_shift_imm_vec_hi): Likewise.
12871 (aarch64_simd_shift_imm_vec_si): Likewise.
12872 (aarch64_simd_shift_imm_vec_di): Likewise.
12873 * config/aarch64/aarch64-simd.md (aarch64_shrn<mode>_insn_le): Use
12874 predicate from above.
12875 (aarch64_shrn<mode>_insn_be): Likewise.
12876 (aarch64_rshrn<mode>_insn_le): Likewise.
12877 (aarch64_rshrn<mode>_insn_be): Likewise.
12878 (aarch64_shrn2<mode>_insn_le): Likewise.
12879 (aarch64_shrn2<mode>_insn_be): Likewise.
12880 (aarch64_rshrn2<mode>_insn_le): Likewise.
12881 (aarch64_rshrn2<mode>_insn_be): Likewise.
12883 2021-03-08 Vladimir N. Makarov <vmakarov@redhat.com>
12886 * lra-constraints.c (skip_contraint_modifiers): New function.
12887 (process_address_1): Use it before lookup_constraint call.
12889 2021-03-08 Martin Liska <mliska@suse.cz>
12892 * config/i386/i386-options.c (ix86_option_override_internal):
12893 Enable UINTR and HRESET for -march that supports it.
12895 2021-03-08 Ilya Leoshkevich <iii@linux.ibm.com>
12897 * config/s390/s390.c (f_constraint_p): New function.
12898 (s390_md_asm_adjust): Implement TARGET_MD_ASM_ADJUST.
12899 (TARGET_MD_ASM_ADJUST): Likewise.
12901 2021-03-08 Tobias Burnus <tobias@codesourcery.com>
12904 * tree-nested.c (convert_local_reference_stmt): Avoid calling
12905 lookup_field_for_decl for Fortran module (= namespace context).
12907 2021-03-08 Andreas Krebbel <krebbel@linux.ibm.com>
12909 * config/s390/s390.c (s390_expand_vec_compare): Implement <0
12910 comparison with arithmetic right shift.
12911 (s390_expand_vcond): No need for a force_reg anymore.
12912 s390_vec_compare will do it.
12913 * config/s390/vector.md ("vec_cmp<mode><tointvec>"): Accept also
12914 immediate operands.
12916 2021-03-07 Jakub Jelinek <jakub@redhat.com>
12919 * config/i386/constraints.md (Yw): Use SSE_REGS if TARGET_SSE
12920 but TARGET_AVX512BW or TARGET_AVX512VL is not set. Adjust description
12922 * config/i386/sse.md (v_Yw): New define_mode_attr.
12923 (*<insn><mode>3, *mul<mode>3<mask_name>, *avx2_<code><mode>3,
12924 *sse4_1_<code><mode>3<mask_name>): Use <v_Yw> instead of v
12926 * config/i386/mmx.md (mmx_pshufw_1, *vec_dupv4hi): Use Yw instead of
12927 xYw in constraints.
12929 2021-03-06 Julian Brown <julian@codesourcery.com>
12931 * tree-pretty-print.c (dump_generic_node): Emit non-generic
12932 address space info for aggregates.
12934 2021-03-06 Hans-Peter Nilsson <hp@axis.com>
12936 * config/cris/cris.h (MAX_FIXED_MODE_SIZE): Don't define.
12938 2021-03-05 Jakub Jelinek <jakub@redhat.com>
12940 PR middle-end/99322
12941 * tree-cfg.c (bb_to_omp_idx): New variable.
12942 (execute_build_cfg): Release the bb_to_omp_idx vector after
12943 cleanup_tree_cfg returns.
12944 (handle_abnormal_edges): Remove bb_to_omp_idx argument, adjust
12945 for bb_to_omp_idx being a vec<int> instead of pointer to array
12947 (make_edges): Remove bb_to_omp_idx local variable, don't pass
12948 it to handle_abnormal_edges, adjust for bb_to_omp_idx being a
12949 vec<int> instead of pointer to array of ints and don't free/release
12951 (remove_bb): When removing a bb and placing forced label somewhere
12952 else, ensure it is put into the same OpenMP region during cfg
12953 pass if possible or to entry successor as fallback. Unregister
12954 bb from bb_to_omp_idx.
12956 2021-03-05 Vladimir N. Makarov <vmakarov@redhat.com>
12959 * lra-constraints.c (process_address_1): Skip decomposing address
12960 for asm insn operand with unknown constraint.
12962 2021-03-05 Martin Jambor <mjambor@suse.cz>
12965 * cgraph.c (cgraph_edge::set_call_stmt): Do not update all
12966 corresponding speculative edges if we are about to resolve
12967 sepculation. Make edge direct (and so resolve speculations) before
12968 removing it from call_site_hash.
12969 (cgraph_edge::make_direct): Relax the initial assert to allow calling
12970 the function on speculative direct edges.
12972 2021-03-05 Eric Botcazou <ebotcazou@adacore.com>
12974 PR rtl-optimization/99376
12975 * rtlanal.c (nonzero_bits1) <arithmetic operators>: If the number
12976 of low-order zero bits is too large, set the result to 0 directly.
12978 2021-03-04 Jakub Jelinek <jakub@redhat.com>
12980 PR middle-end/93235
12981 * expmed.c (store_bit_field_using_insv): Return false of xop0 is a
12982 SUBREG and a SUBREG to op_mode can't be created.
12984 2021-03-04 Alex Coplan <alex.coplan@arm.com>
12987 * config/aarch64/aarch64-sve-builtins.cc
12988 (function_resolver::require_vector_type): Handle error_mark_node.
12990 2021-03-04 Ilya Leoshkevich <iii@linux.ibm.com>
12992 * cfgexpand.c (expand_asm_loc): Pass new parameter.
12993 (expand_asm_stmt): Likewise.
12994 * config/arm/aarch-common-protos.h (arm_md_asm_adjust): Add new
12996 * config/arm/aarch-common.c (arm_md_asm_adjust): Likewise.
12997 * config/arm/arm.c (thumb1_md_asm_adjust): Likewise.
12998 * config/cris/cris.c (cris_md_asm_adjust): Likewise.
12999 * config/i386/i386.c (ix86_md_asm_adjust): Likewise.
13000 * config/mn10300/mn10300.c (mn10300_md_asm_adjust): Likewise.
13001 * config/nds32/nds32.c (nds32_md_asm_adjust): Likewise.
13002 * config/pdp11/pdp11.c (pdp11_md_asm_adjust): Likewise.
13003 * config/rs6000/rs6000.c (rs6000_md_asm_adjust): Likewise.
13004 * config/vax/vax.c (vax_md_asm_adjust): Likewise.
13005 * config/visium/visium.c (visium_md_asm_adjust): Likewise.
13006 * doc/tm.texi (md_asm_adjust): Likewise.
13007 * target.def (md_asm_adjust): Likewise.
13009 2021-03-04 Richard Biener <rguenther@suse.de>
13011 PR middle-end/97855
13012 * tree-pretty-print.c: Poison pp_printf.
13013 (dump_decl_name): Avoid use of pp_printf.
13014 (dump_block_node): Likewise.
13015 (dump_generic_node): Likewise.
13017 2021-03-04 Martin Sebor <msebor@redhat.com>
13019 PR middle-end/96963
13020 PR middle-end/94655
13021 * builtins.c (handle_array_ref): New helper.
13022 (handle_mem_ref): New helper.
13023 (compute_objsize_r): Factor out ARRAY_REF and MEM_REF handling
13024 into new helper functions. Correct a workaround for vectorized
13027 2021-03-03 Pat Haugen <pthaugen@linux.ibm.com>
13029 * config/rs6000/dfp.md (extendddtd2, trunctddd2, *cmp<mode>_internal1,
13030 floatditd2, ftrunc<mode>2, fix<mode>di2, dfp_ddedpd_<mode>,
13031 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>,
13032 *dfp_sgnfcnc_<mode>, dfp_dscli_<mode>, dfp_dscri_<mode>): Update size
13033 attribute for Power10.
13034 * config/rs6000/mma.md (*movoo): Likewise.
13035 * config/rs6000/rs6000.md (define_attr "size"): Add 256.
13036 (define_mode_attr bits): Add DD/TD modes.
13037 * config/rs6000/sync.md (load_quadpti, store_quadpti, load_lockedpti,
13038 store_conditionalpti): Update size attribute for Power10.
13040 2021-03-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13043 * config/sparc/t-sparc (tree-ssanames.o-warn): Don't error for
13044 -Wuninitialized, -Wmaybe-uninitialized.
13045 (wide-int.o-warn): Likewise.
13047 2021-03-03 Richard Earnshaw <rearnsha@arm.com>
13049 * common/config/arm/arm-common.c: Include configargs.h.
13050 (arm_config_default): New function.
13051 (arm_target_mode): Renamed from arm_target_thumb_only. Handle
13052 processors that do not support Thumb. Take into account the
13053 --with-mode configuration setting for selecting the default.
13054 * config/arm/arm.h (OPTION_DEFAULT_SPECS): Remove entry for 'mode'.
13055 (TARGET_MODE_SPEC_FUNCTIONS): Update for function name change.
13057 2021-03-03 Martin Liska <mliska@suse.cz>
13059 PR gcov-profile/97461
13060 * gcov-io.h (GCOV_PREALLOCATED_KVP): Remove.
13062 2021-03-03 Eric Botcazou <ebotcazou@adacore.com>
13065 * config/i386/i386.c (ix86_compute_frame_layout): For a SEH target,
13066 point back the hard frame pointer to its default location when the
13067 frame is larger than SEH_MAX_FRAME_SIZE.
13069 2021-03-03 Jakub Jelinek <jakub@redhat.com>
13072 * config/i386/predicates.md (logic_operator): New define_predicate.
13073 * config/i386/i386.md (mov + mem using comm arith peephole2):
13074 Punt if operands[1] is EXT_REX_SSE_REGNO_P, AVX512BW is not enabled
13075 and the inner mode is [QH]Imode.
13077 2021-03-03 Jakub Jelinek <jakub@redhat.com>
13080 * dwarf2out.c (dw_loc_list_struct): Add end_entry member.
13081 (new_loc_list): Clear end_entry.
13082 (output_loc_list): Only use DW_LLE_startx_length for -gsplit-dwarf
13083 if HAVE_AS_LEB128, otherwise use DW_LLE_startx_endx. Fix comment
13085 (index_location_lists): For dwarf_version >= 5 without HAVE_AS_LEB128,
13086 initialize also end_entry.
13088 2021-03-03 Jakub Jelinek <jakub@redhat.com>
13091 * cfgrtl.c (fixup_partitions): When changing some bbs from hot to cold
13092 partitions, if in non-layout mode after reorder_blocks also move
13093 affected blocks to ensure a single partition transition.
13095 2021-03-03 Jason Merrill <jason@redhat.com>
13098 * cgraphunit.c (process_function_and_variable_attributes): Don't
13099 warn about flatten on an alias if the target also has it.
13100 * cgraph.h (symtab_node::get_alias_target_tree): New.
13102 2021-03-02 David Edelsohn <dje.gcc@gmail.com>
13104 * config/rs6000/rs6000.md (tls_get_tpointer_internal): Prepend
13105 period to symbol name.
13106 (tls_get_addr_internal<mode>): Same.
13108 2021-03-02 David Malcolm <dmalcolm@redhat.com>
13111 * diagnostic-show-locus.c
13112 (selftest::test_one_liner_many_fixits_2): Fix accidental usage of
13115 2021-03-02 Martin Sebor <msebor@redhat.com>
13117 PR middle-end/99276
13118 * builtins.c (warn_for_access): Remove stray warning text.
13120 2021-03-02 Martin Sebor <msebor@redhat.com>
13122 PR middle-end/99295
13123 * doc/extend.texi (attribute malloc): Reword and clarify nonaliasing
13126 2021-03-02 Jakub Jelinek <jakub@redhat.com>
13129 * dwarf2out.c (output_macinfo_op): Use DW_MACRO_*_str* even with
13130 -gdwarf-5 -gstrict-dwarf. For -gsplit-dwarf -gdwarf-5 use
13131 DW_MACRO_*_strx instead of DW_MACRO_*_strp. Handle
13132 DW_MACRO_define_strx and DW_MACRO_undef_strx.
13133 (save_macinfo_strings): Use DW_MACRO_*_str* even with
13134 -gdwarf-5 -gstrict-dwarf. Handle DW_MACRO_define_strx and
13135 DW_MACRO_undef_strx.
13137 2021-03-02 Andreas Krebbel <krebbel@linux.ibm.com>
13139 * config/s390/s390-builtin-types.def (BT_FN_V4SF_V8HI_UINT): New
13141 (BT_FN_V8HI_V8HI_UINT): Likewise.
13142 (BT_FN_V8HI_V4SF_V4SF_UINT): Likewise.
13143 * config/s390/s390-builtins.def (B_NNPA): New macro definition.
13144 (s390_vclfnhs, s390_vclfnls, s390_vcrnfs, s390_vcfn, s390_vcnf):
13145 New builtin definitions.
13146 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Bump
13147 vector extension version.
13148 * config/s390/s390.c (s390_expand_builtin): Check if builtins are
13149 available with current -march level.
13150 * config/s390/s390.md (UNSPEC_NNPA_VCLFNHS_V8HI)
13151 (UNSPEC_NNPA_VCLFNLS_V8HI, UNSPEC_NNPA_VCRNFS_V8HI)
13152 (UNSPEC_NNPA_VCFN_V8HI, UNSPEC_NNPA_VCNF_V8HI): New constants.
13153 * config/s390/vecintrin.h (vec_extend_to_fp32_hi): New macro.
13154 (vec_extend_to_fp32_lo): Likewise.
13155 (vec_round_from_fp32): Likewise.
13156 (vec_convert_to_fp16): Likewise.
13157 (vec_convert_from_fp16): Likewise.
13158 * config/s390/vx-builtins.md (vclfnhs_v8hi): New insn pattern.
13159 (vclfnls_v8hi): Likewise.
13160 (vcrnfs_v8hi): Likewise.
13161 (vcfn_v8hi): Likewise.
13162 (vcnf_v8hi): Likewise.
13164 2021-03-02 Andreas Krebbel <krebbel@linux.ibm.com>
13166 * common/config/s390/s390-common.c (processor_flags_table): New entry.
13167 * config.gcc: Enable arch14 for --with-arch and --with-tune.
13168 * config/s390/driver-native.c (s390_host_detect_local_cpu): Pick
13169 arch14 for unknown CPU models.
13170 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH14.
13171 * config/s390/s390.c (s390_issue_rate): Add case for PROCESSOR_ARCH14.
13172 (s390_get_sched_attrmask): Likewise.
13173 (s390_get_unit_mask): Likewise.
13174 * config/s390/s390.h (enum processor_flags): Add PF_NNPA and PF_ARCH14.
13175 (TARGET_CPU_ARCH14, TARGET_CPU_ARCH14_P, TARGET_CPU_NNPA)
13176 (TARGET_CPU_NNPA_P, TARGET_ARCH14, TARGET_ARCH14_P, TARGET_NNPA)
13177 (TARGET_NNPA_P): New macro definitions.
13178 * config/s390/s390.md ("cpu_facility", "enabled"): Add arch14 and nnpa.
13179 * config/s390/s390.opt: Add PROCESSOR_ARCH14.
13181 2021-03-02 Jakub Jelinek <jakub@redhat.com>
13183 PR middle-end/95757
13184 * tree-vrp.c (register_edge_assert_for): Remove superfluous ()s around
13185 condition. Call register_edge_assert_for_1 for == 0, != 0, == 1 and
13186 != 1 comparisons if name is lhs of a comparison.
13188 2021-03-01 Iain Sandoe <iain@sandoe.co.uk>
13192 * config/darwin-protos.h (darwin_should_restore_cfa_state): New.
13193 * config/darwin.c (darwin_should_restore_cfa_state): New.
13194 * config/darwin.h (TARGET_ASM_SHOULD_RESTORE_CFA_STATE): New.
13195 * doc/tm.texi: Regenerated.
13196 * doc/tm.texi.in: Document TARGET_ASM_SHOULD_RESTORE_CFA_STATE.
13197 * dwarf2cfi.c (connect_traces): If the target requests, restore
13198 the CFA expression after a DW_CFA_restore.
13199 * target.def (TARGET_ASM_SHOULD_RESTORE_CFA_STATE): New hook.
13201 2021-03-01 Martin Liska <mliska@suse.cz>
13204 * optc-save-gen.awk: Add 4 more exceptions.
13206 2021-03-01 Nathan Sidwell <nathan@acm.org>
13209 * tree.h (TYPE_ALIGN_RAW): New accessor.
13210 (TYPE_ALIGN): Use it.
13212 2021-03-01 Jan Hubicka <jh@suse.cz>
13215 * ipa-fnsummary.c (compute_fn_summary): Fix sanity check.
13217 2021-03-01 Eric Botcazou <ebotcazou@adacore.com>
13220 * config/i386/i386.c (ix86_compute_frame_layout): For a SEH target,
13221 point the hard frame pointer to the SSE register save area instead
13222 of the general register save area. Perform only minimal adjustment
13223 for small frames if it is initially not correctly aligned.
13224 (ix86_expand_prologue): Remove early saves for a SEH target.
13225 * config/i386/winnt.c (struct seh_frame_state): Document constraint.
13227 2021-02-28 Jakub Jelinek <jakub@redhat.com>
13230 * ipa.c (symbol_table::remove_unreachable_nodes): Fix a comment
13231 typo - referneced -> referenced.
13232 * tree.c (component_ref_size): Fix comment typo -
13233 refernce -> reference.
13234 * tree-ssa-alias.c (access_path_may_continue_p): Fix comment typo -
13235 traling -> trailing.
13236 (aliasing_component_refs_p): Fix comment typos -
13237 refernce -> reference and refernece -> reference and
13238 traling -> trailing.
13239 (nonoverlapping_refs_since_match_p): Fix comment typo -
13240 referneces -> references.
13241 * doc/invoke.texi (--param modref-max-bases): Fix a typo -
13242 referneces -> references.
13244 2021-02-27 Iain Sandoe <iain@sandoe.co.uk>
13246 * config/host-darwin.c (darwin_gt_pch_use_address): Modify
13247 diagnostic message to avoid use of a contraction and format
13250 2021-02-27 Jakub Jelinek <jakub@redhat.com>
13253 * gcse.c (gcse_or_cprop_is_too_expensive): Use %wu instead of
13254 HOST_WIDE_INT_PRINT_UNSIGNED in warning format string.
13255 * ipa-devirt.c (ipa_odr_read_section): Use %wd instead of
13256 HOST_WIDE_INT_PRINT_DEC in inform format string. Fix comment
13259 2021-02-26 Richard Biener <rguenther@suse.de>
13261 PR middle-end/99281
13262 * expr.c (store_field): For calls with return-slot optimization
13263 and addressable return type expand the store directly.
13265 2021-02-26 Richard Biener <rguenther@suse.de>
13268 * builtins.c (warn_string_no_nul): Fix diagnostic formatting.
13270 2021-02-26 Peter Bergner <bergner@linux.ibm.com>
13273 * config/rs6000/rs6000-call.c (rs6000_init_builtins): Replace assert
13276 2021-02-26 Aaron Sawdey <acsawdey@linux.ibm.com>
13278 * config.gcc: Add rs6000-pcrel-opt.o.
13279 * config/rs6000/rs6000-pcrel-opt.c: New file.
13280 * config/rs6000/pcrel-opt.md: New file.
13281 * config/rs6000/predicates.md: Add d_form_memory predicate.
13282 * config/rs6000/rs6000-cpus.def: Add OPTION_MASK_PCREL_OPT.
13283 * config/rs6000/rs6000-passes.def: Add pass_pcrel_opt.
13284 * config/rs6000/rs6000-protos.h: Add reg_to_non_prefixed(),
13285 pcrel_opt_valid_mem_p(), output_pcrel_opt_reloc(),
13286 and make_pass_pcrel_opt().
13287 * config/rs6000/rs6000.c (reg_to_non_prefixed): Make global.
13288 (rs6000_option_override_internal): Add pcrel-opt.
13289 (rs6000_delegitimize_address): Support pcrel-opt.
13290 (rs6000_opt_masks): Add pcrel-opt.
13291 (pcrel_opt_valid_mem_p): New function.
13292 (reg_to_non_prefixed): Make global.
13293 (rs6000_asm_output_opcode): Reset prepend_p_to_next_insn.
13294 (output_pcrel_opt_reloc): New function.
13295 * config/rs6000/rs6000.md (loads_extern_addr): New attr.
13296 (pcrel_extern_addr): Set loads_extern_addr.
13297 Add include for pcrel-opt.md.
13298 * config/rs6000/rs6000.opt: Add -mpcrel-opt.
13299 * config/rs6000/t-rs6000: Add rules for pcrel-opt.c and
13302 2021-02-26 YunQiang Su <yunqiang.su@cipunited.com>
13305 * config/mips/mips.c (mips_expand_ext_as_unaligned_load):
13306 If TARGET_64BIT and dest is SUBREG, we check the width, if it
13307 equal to SImode, we use SImode operation, just like what we are
13310 2021-02-26 Marek Polacek <polacek@redhat.com>
13312 * builtins.c (warn_for_access): Fix typos.
13314 2021-02-25 Iain Sandoe <iain@sandoe.co.uk>
13316 * config/aarch64/aarch64.md (<optab>_rol<mode>3): Add a '#'
13317 mark in front of the immediate quantity.
13318 (<optab>_rolsi3_uxtw): Likewise.
13320 2021-02-25 Richard Earnshaw <rearnsha@arm.com>
13323 * config/arm/thumb2.md (nonsecure_call_reg_thumb2_fpcxt): New pattern.
13324 (nonsecure_call_value_reg_thumb2_fpcxt): Likewise.
13325 (nonsecure_call_reg_thumb2): Restrict to using r4 for the callee
13326 address and disable when the FPCXT is not available.
13327 (nonsecure_call_value_reg_thumb2): Likewise.
13329 2021-02-25 Nathan Sidwell <nathan@acm.org>
13332 * doc/invoke.texi (flang-info-module-cmi): Renamed option.
13334 2021-02-25 Tamar Christina <tamar.christina@arm.com>
13336 * tree-vect-slp.c (optimize_load_redistribution_1): Abort on NULL nodes.
13338 2021-02-25 Richard Biener <rguenther@suse.de>
13340 PR tree-optimization/99253
13341 * tree-vect-loop.c (check_reduction_path): First compute
13342 code, then verify out-of-loop uses.
13344 2021-02-25 Jakub Jelinek <jakub@redhat.com>
13347 * match.pd ((T)(A) + CST -> (T)(A + CST)): Add :s to convert.
13349 2021-02-25 Jakub Jelinek <jakub@redhat.com>
13351 PR tree-optimization/80635
13352 * tree-vrp.c (vrp_simplify_cond_using_ranges): Also handle
13353 VIEW_CONVERT_EXPR if modes are the same, innerop is integral and
13354 has mode precision.
13356 2021-02-25 Richard Biener <rguenther@suse.de>
13358 * tree-vect-slp.c (optimize_load_redistribution_1): Delay
13359 load_map population.
13360 (vect_match_slp_patterns_2): Revert part of last change.
13361 (vect_analyze_slp): Do not interleave optimize_load_redistribution
13362 with pattern detection but do it afterwards. Dump the
13363 whole SLP graph after pattern recognition and load
13364 redistribution optimization finished.
13366 2021-02-24 Jakub Jelinek <jakub@redhat.com>
13369 * omp-low.c (struct omp_context): Add teams_nested_p and
13370 nonteams_nested_p members.
13371 (scan_omp_target): Diagnose teams nested inside of target with other
13372 directives strictly nested inside of the same target.
13373 (check_omp_nesting_restrictions): Set ctx->teams_nested_p or
13374 ctx->nonteams_nested_p as needed.
13376 2021-02-24 Vladimir N. Makarov <vmakarov@redhat.com>
13378 PR inline-asm/99123
13379 * lra-constraints.c (uses_hard_regs_p): Don't use decompose_mem_address.
13381 2021-02-24 Hans-Peter Nilsson <hp@axis.com>
13383 * config/cris/cris.c (cris_expand_prologue): Set
13384 current_function_static_stack_size, if flag_stack_usage_info.
13386 2021-02-24 Pat Haugen <pthaugen@linux.ibm.com>
13388 * config/rs6000/rs6000.c (next_insn_prefixed_p): Rename.
13389 (rs6000_final_prescan_insn): Adjust.
13390 (rs6000_asm_output_opcode): Likewise.
13392 2021-02-24 Martin Sebor <msebor@redhat.com>
13394 PR middle-end/97172
13395 * attribs.c (attr_access::free_lang_data): Clear attribute arg spec
13396 from function arguments.
13398 2021-02-24 Tamar Christina <tamar.christina@arm.com>
13400 PR tree-optimization/99220
13401 * tree-vect-slp.c (optimize_load_redistribution_1): Remove
13402 node from cache when it's about to be deleted.
13404 2021-02-24 Jakub Jelinek <jakub@redhat.com>
13406 PR tree-optimization/99225
13407 * fold-const.c (fold_binary_loc) <case NE_EXPR>: In (x & (1 << y)) != 0
13408 to ((x >> y) & 1) != 0 simplifications use build_one_cst instead of
13409 build_int_cst (..., 1). Formatting fixes.
13411 2021-02-24 Tamar Christina <tamar.christina@arm.com>
13413 PR tree-optimization/99149
13414 * tree-vect-slp-patterns.c (vect_detect_pair_op): Don't recreate the
13416 (vect_slp_reset_pattern): Remove.
13417 (complex_fma_pattern::matches): Remove call to vect_slp_reset_pattern.
13418 (complex_mul_pattern::build, complex_fma_pattern::build,
13419 complex_fms_pattern::build): Fix ref counts.
13420 * tree-vect-slp.c (vect_free_slp_tree): Undo SLP only pattern relevancy
13421 when node is being deleted.
13422 (vect_match_slp_patterns_2): Correct result of cache hit on patterns.
13423 (vect_schedule_slp): Invalidate SLP_TREE_REPRESENTATIVE of removed
13425 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Initialize value.
13427 2021-02-24 Matthias Klose <doko@ubuntu.com>
13430 2020-12-07 Matthias Klose <doko@ubuntu.com>
13432 * genextract.c (print_header): Undefine ENABLE_RTL_CHECKING
13433 and ENABLE_RTL_FLAG_CHECKING.
13435 2021-02-24 Richard Biener <rguenther@suse.de>
13438 * builtins.c (fold_builtin_next_arg): Avoid NULL arg.
13440 2021-02-23 Peter Bergner <bergner@linux.ibm.com>
13442 * config/rs6000/mma.md (mma_assemble_pair): Rename from this...
13443 (vsx_assemble_pair): ...to this.
13444 (*mma_assemble_pair): Rename from this...
13445 (*vsx_assemble_pair): ...to this.
13446 (mma_disassemble_pair): Rename from this...
13447 (vsx_disassemble_pair): ...to this.
13448 (*mma_disassemble_pair): Rename from this...
13449 (*vsx_disassemble_pair): ...to this.
13450 * config/rs6000/rs6000-builtin.def (BU_MMA_V2, BU_MMA_V3,
13451 BU_COMPAT): New macros.
13452 (mma_assemble_pair): Rename from this...
13453 (vsx_assemble_pair): ...to this.
13454 (mma_disassemble_pair): Rename from this...
13455 (vsx_disassemble_pair): ...to this.
13456 (mma_assemble_pair): New compatibility built-in.
13457 (mma_disassemble_pair): Likewise.
13458 * config/rs6000/rs6000-call.c (struct builtin_compatibility): New.
13459 (RS6000_BUILTIN_COMPAT): Define.
13460 (bdesc_compat): New.
13461 (mma_expand_builtin): Use VSX_BUILTIN_DISASSEMBLE_PAIR_INTERNAL.
13462 (rs6000_gimple_fold_mma_builtin): Use MMA_BUILTIN_DISASSEMBLE_PAIR
13463 and VSX_BUILTIN_ASSEMBLE_PAIR.
13464 (rs6000_init_builtins): Register compatibility built-ins.
13465 (mma_init_builtins): Use VSX_BUILTIN_ASSEMBLE_PAIR,
13466 VSX_BUILTIN_ASSEMBLE_PAIR_INTERNAL, VSX_BUILTIN_DISASSEMBLE_PAIR and
13467 VSX_BUILTIN_DISASSEMBLE_PAIR_INTERNAL.
13468 * doc/extend.texi (__builtin_mma_assemble_pair): Rename from this...
13469 (__builtin_vsx_assemble_pair): ...to this.
13470 (__builtin_mma_disassemble_pair): Rename from this...
13471 (__builtin_vsx_disassemble_pair): ...to this.
13473 2021-02-23 Martin Liska <mliska@suse.cz>
13476 * ipa-icf.c (sem_variable::merge): Do not merge 2 variables
13477 with different alignment. That leads to an invalid red zone
13478 size allocated in runtime.
13480 2021-02-23 Jakub Jelinek <jakub@redhat.com>
13482 PR tree-optimization/99204
13483 * fold-const.c (fold_read_from_constant_string): Check that
13484 tree_fits_uhwi_p (index) rather than just that index is INTEGER_CST.
13486 2021-02-23 Segher Boessenkool <segher@kernel.crashing.org>
13487 Kewen Lin <linkw@gcc.gnu.org>
13489 * config/rs6000/rs6000.md (*rotl<mode>3_insert_3): Renamed to...
13490 (rotl<mode>3_insert_3): ...this.
13491 (plus_ior_xor): New code_iterator.
13492 (define_split for GPR rl*imi): New splitter.
13493 * config/rs6000/vsx.md (vsx_init_v4si): Use gen_rotldi3_insert_3
13494 for integer merging.
13496 2021-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13498 * config/aarch64/aarch64-tuning-flags.def (cse_sve_vl_constants):
13500 * config/aarch64/aarch64.md (add<mode>3): Force CONST_POLY_INT immediates
13501 into a register when the above is enabled.
13502 * config/aarch64/aarch64.c (neoversev1_tunings):
13503 AARCH64_EXTRA_TUNE_CSE_SVE_VL_CONSTANTS.
13504 (aarch64_rtx_costs): Use AARCH64_EXTRA_TUNE_CSE_SVE_VL_CONSTANTS.
13506 2021-02-22 Hans-Peter Nilsson <hp@axis.com>
13508 * config/cris/cris.c (cris_print_operand) <'T'>: Change
13509 valid operand from is now an addi mult-value to shift-value.
13510 * config/cris/cris.md (*addi): Change expression of scaled
13511 operand from mult to ashift.
13512 * config/cris/cris.md (*addi_reload): New insn_and_split.
13514 2021-02-22 John David Anglin <danglin@gcc.gnu.org>
13517 * config/pa/pa.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define as
13518 hook_bool_const_tree_hwi_hwi_const_tree_true.
13519 (pa_asm_output_mi_thunk): Add support for nonzero vcall_offset.
13521 2021-02-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
13523 PR rtl-optimization/98791
13524 * ira-conflicts.c (process_regs_for_copy): Don't create allocno copies
13525 for unordered modes.
13527 2021-02-22 Martin Liska <mliska@suse.cz>
13529 * tree-inline.c (inline_forbidden_p): Set
13530 inline_forbidden_reason.
13532 2021-02-22 Richard Biener <rguenther@suse.de>
13534 * tree-vect-slp.c (vect_bb_vectorization_profitable_p): Dump
13537 2021-02-22 Richard Biener <rguenther@suse.de>
13539 PR tree-optimization/99165
13540 * gimple-ssa-store-merging.c (pass_store_merging::process_store):
13541 Accumulate changed to ret.
13543 2021-02-21 Uros Bizjak <ubizjak@gmail.com>
13546 2020-12-09 Uroš Bizjak <ubizjak@gmail.com>
13548 * config/i386/i386.h (REG_ALLOC_ORDER): Remove
13550 2021-02-20 Ilya Leoshkevich <iii@linux.ibm.com>
13553 * config/s390/vector.md (trunctf<DFP_ALL:mode>2_vr): New
13555 (trunctf<DFP_ALL:mode>2): Likewise.
13556 (trunctdtf2_vr): Likewise.
13557 (trunctdtf2): Likewise.
13558 (extend<DFP_ALL:mode>tf2_vr): Likewise.
13559 (extend<DFP_ALL:mode>tf2): Likewise.
13560 (extendtftd2_vr): Likewise.
13561 (extendtftd2): Likewise.
13563 2021-02-20 Ilya Leoshkevich <iii@linux.ibm.com>
13565 * config/s390/vector.md (*fprx2_to_tf): Rename to fprx2_to_tf,
13566 add memory alternative.
13567 (tf_to_fprx2): New pattern.
13569 2021-02-19 Martin Sebor <msebor@redhat.com>
13572 * attribs.c (init_attr_rdwr_indices): Guard vblist use.
13573 (attr_access::free_lang_data): Remove a spurious test.
13575 2021-02-19 Nathan Sidwell <nathan@acm.org>
13577 * doc/invoke.texi (flang-info-module-read): Document.
13579 2021-02-19 Martin Liska <mliska@suse.cz>
13581 PR translation/99167
13582 * params.opt: Fix typo.
13584 2021-02-19 Richard Biener <rguenther@suse.de>
13586 PR middle-end/99122
13587 * tree-inline.c (inline_forbidden_p): Do not inline functions
13588 with VLA arguments or return value.
13590 2021-02-19 Jakub Jelinek <jakub@redhat.com>
13593 * config/arm/arm.md (*stack_protect_combined_set_insn,
13594 *stack_protect_combined_test_insn): If force_const_mem result
13595 is not valid general operand, force its address into the destination
13598 2021-02-19 Jakub Jelinek <jakub@redhat.com>
13601 * tree-cfg.c (gimple_merge_blocks): If bb a starts with eh landing
13602 pad or non-local label, put FORCED_LABELs from bb b after that label
13603 rather than before it.
13605 2021-02-19 Andre Vieira <andre.simoesdiasvieira@arm.com>
13608 * config/aarch64/aarch64-sve.md (<ASHIFT:optab><mode>3): Use
13609 expand_vector_broadcast' to emit the vec_duplicate operand.
13611 2021-02-18 Vladimir N. Makarov <vmakarov@redhat.com>
13613 PR rtl-optimization/96264
13614 * lra-remat.c (reg_overlap_for_remat_p): Check also output insn
13617 2021-02-18 H.J. Lu <hjl.tools@gmail.com>
13620 * varasm.c (get_section): Replace SUPPORTS_SHF_GNU_RETAIN with
13621 looking up the retain attribute.
13622 (resolve_unique_section): Likewise.
13623 (get_variable_section): Likewise.
13624 (switch_to_section): Likewise. Warn when a symbol without the
13625 retain attribute and a symbol with the retain attribute are
13626 placed in the section with the same name, instead of the used
13628 * doc/extend.texi: Document the "retain" attribute.
13630 2021-02-18 Nathan Sidwell <nathan@acm.org>
13633 * doc/invoke.texi (flang-info-include-translate): Document header
13636 2021-02-18 Richard Biener <rguenther@suse.de>
13638 PR middle-end/99122
13639 * ipa-fnsummary.c (analyze_function_body): Set
13640 CIF_FUNCTION_NOT_INLINABLE for VLA parameter calls.
13641 * tree-inline.c (insert_init_debug_bind): Pass NULL for
13642 error_mark_node values.
13643 (force_value_to_type): Do not build V_C_Es for WITH_SIZE_EXPR
13645 (setup_one_parameter): Delay force_value_to_type until when
13648 2021-02-18 Hans-Peter Nilsson <hp@axis.com>
13650 PR tree-optimization/99142
13651 * match.pd (clz cmp 0): Gate replacement on single_use of clz result.
13653 2021-02-18 Jakub Jelinek <jakub@redhat.com>
13655 * wide-int-bitmask.h (wide_int_bitmask::wide_int_bitmask (),
13656 wide_int_bitmask::wide_int_bitmask (uint64_t),
13657 wide_int_bitmask::wide_int_bitmask (uint64_t, uint64_t),
13658 wide_int_bitmask::operator ~ () const,
13659 wide_int_bitmask::operator | (wide_int_bitmask) const,
13660 wide_int_bitmask::operator & (wide_int_bitmask) const): Use constexpr
13662 * config/i386/i386.h (PTA_3DNOW, PTA_3DNOW_A, PTA_64BIT, PTA_ABM,
13663 PTA_AES, PTA_AVX, PTA_BMI, PTA_CX16, PTA_F16C, PTA_FMA, PTA_FMA4,
13664 PTA_FSGSBASE, PTA_LWP, PTA_LZCNT, PTA_MMX, PTA_MOVBE, PTA_NO_SAHF,
13665 PTA_PCLMUL, PTA_POPCNT, PTA_PREFETCH_SSE, PTA_RDRND, PTA_SSE, PTA_SSE2,
13666 PTA_SSE3, PTA_SSE4_1, PTA_SSE4_2, PTA_SSE4A, PTA_SSSE3, PTA_TBM,
13667 PTA_XOP, PTA_AVX2, PTA_BMI2, PTA_RTM, PTA_HLE, PTA_PRFCHW, PTA_RDSEED,
13668 PTA_ADX, PTA_FXSR, PTA_XSAVE, PTA_XSAVEOPT, PTA_AVX512F, PTA_AVX512ER,
13669 PTA_AVX512PF, PTA_AVX512CD, PTA_NO_TUNE, PTA_SHA, PTA_PREFETCHWT1,
13670 PTA_CLFLUSHOPT, PTA_XSAVEC, PTA_XSAVES, PTA_AVX512DQ, PTA_AVX512BW,
13671 PTA_AVX512VL, PTA_AVX512IFMA, PTA_AVX512VBMI, PTA_CLWB, PTA_MWAITX,
13672 PTA_CLZERO, PTA_NO_80387, PTA_PKU, PTA_AVX5124VNNIW, PTA_AVX5124FMAPS,
13673 PTA_AVX512VPOPCNTDQ, PTA_SGX, PTA_AVX512VNNI, PTA_GFNI, PTA_VAES,
13674 PTA_AVX512VBMI2, PTA_VPCLMULQDQ, PTA_AVX512BITALG, PTA_RDPID,
13675 PTA_PCONFIG, PTA_WBNOINVD, PTA_AVX512VP2INTERSECT, PTA_PTWRITE,
13676 PTA_AVX512BF16, PTA_WAITPKG, PTA_MOVDIRI, PTA_MOVDIR64B, PTA_ENQCMD,
13677 PTA_CLDEMOTE, PTA_SERIALIZE, PTA_TSXLDTRK, PTA_AMX_TILE, PTA_AMX_INT8,
13678 PTA_AMX_BF16, PTA_UINTR, PTA_HRESET, PTA_KL, PTA_WIDEKL, PTA_AVXVNNI,
13679 PTA_X86_64_BASELINE, PTA_X86_64_V2, PTA_X86_64_V3, PTA_X86_64_V4,
13680 PTA_CORE2, PTA_NEHALEM, PTA_WESTMERE, PTA_SANDYBRIDGE, PTA_IVYBRIDGE,
13681 PTA_HASWELL, PTA_BROADWELL, PTA_SKYLAKE, PTA_SKYLAKE_AVX512,
13682 PTA_CASCADELAKE, PTA_COOPERLAKE, PTA_CANNONLAKE, PTA_ICELAKE_CLIENT,
13683 PTA_ICELAKE_SERVER, PTA_TIGERLAKE, PTA_SAPPHIRERAPIDS, PTA_ALDERLAKE,
13684 PTA_KNL, PTA_BONNELL, PTA_SILVERMONT, PTA_GOLDMONT, PTA_GOLDMONT_PLUS,
13685 PTA_TREMONT, PTA_KNM): Use constexpr instead of const.
13687 2021-02-18 Jakub Jelinek <jakub@redhat.com>
13689 PR middle-end/99109
13690 * gimple-array-bounds.cc (build_zero_elt_array_type): Rename to ...
13691 (build_printable_array_type): ... this. Add nelts argument. For
13692 overaligned eltype, use TYPE_MAIN_VARIANT (eltype) instead. If
13693 nelts, call build_array_type_nelts.
13694 (array_bounds_checker::check_mem_ref): Use build_printable_array_type
13695 instead of build_zero_elt_array_type and build_array_type_nelts.
13697 2021-02-18 Jakub Jelinek <jakub@redhat.com>
13700 * config/i386/i386.c (distance_non_agu_define): Don't call
13701 extract_insn_cached here.
13702 (ix86_lea_outperforms): Save and restore recog_data around call
13703 to distance_non_agu_define and distance_agu_use.
13704 (ix86_ok_to_clobber_flags): Remove.
13705 (ix86_avoid_lea_for_add): Don't call ix86_ok_to_clobber_flags.
13706 (ix86_avoid_lea_for_addr): Likewise. Adjust function comment.
13707 * config/i386/i386.md (*lea<mode>): Change from define_insn_and_split
13708 into define_insn. Move the splitting to define_peephole2 and
13709 check there using peep2_regno_dead_p if FLAGS_REG is dead.
13711 2021-02-17 Julian Brown <julian@codesourcery.com>
13713 * gimplify.c (gimplify_scan_omp_clauses): Handle ATTACH_DETACH
13716 2021-02-17 Xi Ruoyao <xry111@mengyan1223.wang>
13719 * config/mips/mips.c (mips_symbol_insns): Do not use
13720 MSA_SUPPORTED_MODE_P if mode is MAX_MACHINE_MODE.
13722 2021-02-16 Vladimir N. Makarov <vmakarov@redhat.com>
13724 PR inline-asm/98096
13725 * stmt.c (resolve_operand_name_1): Take inout operands into account
13726 for access to labels by names.
13727 * doc/extend.texi: Describe counting operands for accessing labels.
13729 2021-02-16 Richard Biener <rguenther@suse.de>
13731 PR tree-optimization/38474
13732 * tree-ssa-structalias.c (variable_info::address_taken): New.
13733 (new_var_info): Initialize address_taken.
13734 (process_constraint): Set address_taken.
13735 (solve_constraints): Use the new address_taken flag rather
13736 than is_reg_var for sorting variables.
13737 (dump_constraint): Dump the variable number if the name
13740 2021-02-16 Jakub Jelinek <jakub@redhat.com>
13743 * tree-vect-stmts.c (vectorizable_simd_clone_call): For num_calls != 1
13744 multiply by 4096 and for inbranch by 8192.
13745 * config/i386/i386.c (ix86_simd_clone_usable): For TARGET_AVX512F,
13746 return 3, 2 or 1 for mangle letters 'b', 'c' or 'd'.
13748 2021-02-15 Maya Rashish <coypu@sdf.org>
13750 * config/aarch64/aarch64.c (aarch64_init_builtins):
13751 Call SUBTARGET_INIT_BUILTINS.
13753 2021-02-15 Peter Bergner <bergner@linux.ibm.com>
13755 PR rtl-optimization/98872
13756 * init-regs.c (initialize_uninitialized_regs): Skip initialization
13757 if CONST0_RTX is NULL.
13759 2021-02-15 Richard Sandiford <richard.sandiford@arm.com>
13761 PR rtl-optimization/98863
13762 * rtl-ssa/functions.h (function_info::bb_live_out_info): Delete.
13763 (function_info::build_info): Turn into a declaration, moving the
13764 definition to internals.h.
13765 (function_info::bb_walker): Declare.
13766 (function_info::create_reg_use): Likewise.
13767 (function_info::calculate_potential_phi_regs): Take a build_info
13769 (function_info::place_phis, function_info::create_ebbs): Declare.
13770 (function_info::calculate_ebb_live_in_for_debug): Likewise.
13771 (function_info::populate_backedge_phis): Delete.
13772 (function_info::start_block, function_info::end_block): Declare.
13773 (function_info::populate_phi_inputs): Delete.
13774 (function_info::m_potential_phi_regs): Move information to build_info.
13775 * rtl-ssa/internals.h: New file.
13776 (function_info::bb_phi_info): New class.
13777 (function_info::build_info): Moved from functions.h.
13778 Add a constructor and destructor.
13779 (function_info::build_info::ebb_use): Delete.
13780 (function_info::build_info::ebb_def): Likewise.
13781 (function_info::build_info::bb_live_out): Likewise.
13782 (function_info::build_info::tmp_ebb_live_in_for_debug): New variable.
13783 (function_info::build_info::potential_phi_regs): Likewise.
13784 (function_info::build_info::potential_phi_regs_for_debug): Likewise.
13785 (function_info::build_info::ebb_def_regs): Likewise.
13786 (function_info::build_info::bb_phis): Likewise.
13787 (function_info::build_info::bb_mem_live_out): Likewise.
13788 (function_info::build_info::bb_to_rpo): Likewise.
13789 (function_info::build_info::def_stack): Likewise.
13790 (function_info::build_info::old_def_stack_limit): Likewise.
13791 * rtl-ssa/internals.inl (function_info::build_info::record_reg_def):
13792 Remove the regno argument. Push the previous definition onto the
13793 definition stack where necessary.
13794 * rtl-ssa/accesses.cc: Include internals.h.
13795 * rtl-ssa/changes.cc: Likewise.
13796 * rtl-ssa/blocks.cc: Likewise.
13797 (function_info::build_info::build_info): Define.
13798 (function_info::build_info::~build_info): Likewise.
13799 (function_info::bb_walker): New class.
13800 (function_info::bb_walker::bb_walker): Define.
13801 (function_info::add_live_out_use): Convert a logarithmic-complexity
13802 test into a linear one. Allow the same definition to be passed
13804 (function_info::calculate_potential_phi_regs): Moved from
13805 functions.cc. Take a build_info parameter and store the
13806 information there instead.
13807 (function_info::place_phis): New function.
13808 (function_info::add_entry_block_defs): Update call to record_reg_def.
13809 (function_info::calculate_ebb_live_in_for_debug): New function.
13810 (function_info::add_phi_nodes): Use bb_phis to decide which
13811 registers need phi nodes and initialize ebb_def_regs accordingly.
13812 Do not add degenerate phis here.
13813 (function_info::add_artificial_accesses): Use create_reg_use.
13814 Assert that all definitions are listed in the DF LR sets.
13815 Update call to record_reg_def.
13816 (function_info::record_block_live_out): Record live-out register
13817 values in the phis of successor blocks. Use the live-out set
13818 when processing the last block in an EBB, instead of always
13819 using the live-in sets of successor blocks. AND the live sets
13820 with the set of registers that have been defined in the EBB,
13821 rather than with all potential phi registers. Cope correctly
13822 with branches back to the start of the current EBB.
13823 (function_info::start_block): New function.
13824 (function_info::end_block): Likewise.
13825 (function_info::populate_phi_inputs): Likewise.
13826 (function_info::create_ebbs): Likewise.
13827 (function_info::process_all_blocks): Rewrite into a multi-phase
13829 * rtl-ssa/functions.cc: Include internals.h.
13830 (function_info::calculate_potential_phi_regs): Move to blocks.cc.
13831 (function_info::init_function_data): Remove caller.
13832 * rtl-ssa/insns.cc: Include internals.h
13833 (function_info::create_reg_use): New function. Lazily any
13834 degenerate phis needed by the linear RPO view.
13835 (function_info::record_use): Use create_reg_use. When processing
13836 debug uses, use potential_phi_regs and test it before checking
13837 whether the register is live on entry to the current EBB. Lazily
13838 calculate ebb_live_in_for_debug.
13839 (function_info::record_call_clobbers): Update call to record_reg_def.
13840 (function_info::record_def): Likewise.
13842 2021-02-15 Martin Liska <mliska@suse.cz>
13844 * toplev.c (init_asm_output): Free output of
13845 gen_command_line_string function.
13846 (process_options): Likewise.
13848 2021-02-15 Martin Liska <mliska@suse.cz>
13850 * params.opt: Add 2 missing Param keywords.
13852 2021-02-15 Eric Botcazou <ebotcazou@adacore.com>
13854 * df-core.c (df_worklist_dataflow_doublequeue): Use proper cast.
13856 2021-02-15 Jakub Jelinek <jakub@redhat.com>
13858 PR tree-optimization/99079
13859 * match.pd (A % (pow2pcst << N) -> A & ((pow2pcst << N) - 1)): Remove
13860 useless tree_nop_conversion_p (type, TREE_TYPE (@3)) check. Instead
13861 require both type and TREE_TYPE (@1) to be integral types and either
13862 type having smaller or equal precision, or TREE_TYPE (@1) being
13863 unsigned type, or type being signed type. If TREE_TYPE (@1)
13864 doesn't have wrapping overflow, perform the subtraction of one in
13867 2021-02-14 Jan Hubicka <hubicka@ucw.cz>
13868 Richard Biener <rguether@suse.de>
13871 * ipa-reference.c (ipa_init): Only conditinally initialize
13872 reference_vars_to_consider.
13873 (propagate): Conditionally deninitialize reference_vars_to_consider.
13874 (ipa_reference_write_optimization_summary): Sanity check that
13875 reference_vars_to_consider is not allocated.
13877 2021-02-13 Levy Hsu <admin@levyhsu.com>
13880 * config/riscv/riscv-shorten-memrefs.c (pass_shorten_memrefs): Add
13881 extend parameter to get_si_mem_base_reg declaration.
13882 (get_si_mem_base_reg): Add extend parameter. Set it.
13883 (analyze): Pass extend arg to get_si_mem_base_reg.
13884 (transform): Likewise. Use it when rewriting mems.
13885 * config/riscv/riscv.c (riscv_legitimize_move): Check for subword
13886 loads and emit sign/zero extending load followed by subreg move.
13888 2021-02-13 Jim Wilson <jimw@sifive.com>
13891 * config/riscv/riscv.c (riscv_compressed_lw_address_p): Drop early
13892 exit when !reload_completed. Only perform check for compressed reg
13893 if reload_completed.
13894 (riscv_rtx_costs): In MEM case, when optimizing for size and
13895 shorten memrefs, if not compressible, then increase cost.
13897 2021-02-13 Jakub Jelinek <jakub@redhat.com>
13899 PR rtl-optimization/98439
13900 * recog.c (pass_split_before_regstack::gate): Enable even when
13901 pass_split_before_sched2 is enabled if -fselective-scheduling2 is
13904 2021-02-13 Jakub Jelinek <jakub@redhat.com>
13907 * config/i386/mmx.md (*mmx_pshufd_1): Add a combine splitter for
13908 swap of V2SImode elements in memory into DImode memory rotate by 32.
13910 2021-02-12 Martin Sebor <msebor@redhat.com>
13912 * tree-pretty-print.c (print_generic_expr_to_str): Update comment.
13914 2021-02-12 Richard Sandiford <richard.sandiford@arm.com>
13916 * rtl-ssa/accesses.cc (function_info::make_use_available): Use
13917 m_temp_obstack rather than m_obstack to allocate the temporary use.
13919 2021-02-12 Richard Sandiford <richard.sandiford@arm.com>
13921 * df-problems.c (df_lr_bb_local_compute): Treat partial definitions
13922 as read-modify operations.
13924 2021-02-12 Richard Biener <rguenther@suse.de>
13926 PR middle-end/38474
13927 * ipa-fnsummary.c (unmodified_parm_1): Only walk when
13928 fbi->aa_walk_budget is bigger than zero. Update
13929 fbi->aa_walk_budget.
13930 (param_change_prob): Likewise.
13931 * ipa-prop.c (detect_type_change_from_memory_writes):
13932 Properly account walk_aliased_vdefs.
13933 (parm_preserved_before_stmt_p): Canonicalize updates.
13934 (parm_ref_data_preserved_p): Likewise.
13935 (parm_ref_data_pass_through_p): Likewise.
13936 (determine_known_aggregate_parts): Account own alias queries.
13938 2021-02-12 Martin Liska <mliska@suse.cz>
13940 * opts-common.c (decode_cmdline_option): Release werror_arg.
13941 * opts.c (gen_producer_string): Release output of
13942 gen_command_line_string.
13944 2021-02-12 Richard Biener <rguenther@suse.de>
13946 PR tree-optimization/38474
13947 * params.opt (-param=max-store-chains-to-track=): New param.
13948 (-param=max-stores-to-track=): Likewise.
13949 * doc/invoke.texi (max-store-chains-to-track): Document.
13950 (max-stores-to-track): Likewise.
13951 * gimple-ssa-store-merging.c (pass_store_merging::m_n_chains):
13953 (pass_store_merging::m_n_stores): Likewise.
13954 (pass_store_merging::terminate_and_process_chain): Update
13955 m_n_stores and m_n_chains.
13956 (pass_store_merging::process_store): Likewise. Terminate
13957 oldest chains if the number of stores or chains get too large.
13958 (imm_store_chain_info::terminate_and_process_chain): Dump
13961 2021-02-11 Eric Botcazou <ebotcazou@adacore.com>
13963 * config/i386/winnt.c (i386_pe_seh_unwind_emit): When switching to
13964 the cold section, emit a nop before the directive if the previous
13965 active instruction can throw.
13967 2021-02-11 Peter Bergner <bergner@linux.ibm.com>
13970 * config/rs6000/predicates.md (mma_assemble_input_operand): Restrict
13971 memory addresses that are legal for quad word accesses.
13973 2021-02-11 Andrea Corallo <andrea.corallo@arm.com>
13976 * config/arm/thumb2.md (*doloop_end_internal): Generate
13977 alternative sequence to handle long range branches.
13979 2021-02-11 Joel Hutton <joel.hutton@arm.com>
13981 PR tree-optimization/98772
13982 * optabs-tree.c (supportable_half_widening_operation): New function
13983 to check for supportable V8QI->V8HI widening patterns.
13984 * optabs-tree.h (supportable_half_widening_operation): New function.
13985 * tree-vect-stmts.c (vect_create_half_widening_stmts): New function
13986 to create promotion stmts for V8QI->V8HI widening patterns.
13987 (vectorizable_conversion): Add case for V8QI->V8HI.
13989 2021-02-11 Richard Biener <rguenther@suse.de>
13991 * sparseset.h (SPARSESET_ELT_BITS): Remove.
13992 (SPARSESET_ELT_TYPE): Use unsigned int.
13993 * fwprop.c: Do not include sparseset.h.
13995 2021-02-10 Jakub Jelinek <jakub@redhat.com>
13998 * varasm.c (declare_weak): For -fsyntax-only, allow even
13999 TREE_ASM_WRITTEN function decls.
14001 2021-02-10 Jakub Jelinek <jakub@redhat.com>
14004 * config/i386/sse.md (fix<fixunssuffix>_truncv2sfv2di2,
14005 <insn>v8qiv8hi2, <insn>v8qiv8si2, <insn>v4qiv4si2, <insn>v4hiv4si2,
14006 <insn>v8qiv8di2, <insn>v4qiv4di2, <insn>v2qiv2di2, <insn>v4hiv4di2,
14007 <insn>v2hiv2di2, <insn>v2siv2di2): Force operands[1] into REG before
14008 calling simplify_gen_subreg on it.
14010 2021-02-10 Martin Liska <mliska@suse.cz>
14012 * config/nvptx/nvptx.c (nvptx_option_override): Use
14013 flag_patchable_function_entry instead of the removed
14014 function_entry_patch_area_size.
14016 2021-02-10 Martin Liska <mliska@suse.cz>
14018 PR tree-optimization/99002
14019 PR tree-optimization/99026
14020 * gimple-if-to-switch.cc (if_chain::is_beneficial): Fix memory
14021 leak when adjacent cases are merged.
14022 * tree-switch-conversion.c (switch_decision_tree::analyze_switch_statement): Use
14024 (make_pass_lower_switch): Remove trailing whitespace.
14025 * tree-switch-conversion.h (release_clusters): New.
14027 2021-02-10 Richard Biener <rguenther@suse.de>
14029 PR rtl-optimization/99054
14030 * cfgrtl.c (rtl-optimization/99054): Return an auto_vec.
14031 (fixup_partitions): Adjust.
14032 (rtl_verify_edges): Likewise.
14034 2021-02-10 Jakub Jelinek <jakub@redhat.com>
14036 PR middle-end/99007
14037 * gimplify.c (gimplify_scan_omp_clauses): For MEM_REF on reductions,
14038 temporarily disable gimplify_ctxp->into_ssa around gimplify_expr
14041 2021-02-10 Richard Biener <rguenther@suse.de>
14044 * ipa-pure-const.c (propagate_malloc): Use an auto_vec<>
14047 2021-02-10 Richard Biener <rguenther@suse.de>
14049 PR tree-optimization/99024
14050 * tree-vect-loop.c (_loop_vec_info::~_loop_vec_info): Only
14051 clear loop->aux if it is associated with the destroyed loop_vinfo.
14053 2021-02-10 Martin Liska <mliska@suse.cz>
14055 PR tree-optimization/99002
14056 * gimple-if-to-switch.cc (find_conditions): Fix memory leak
14059 2021-02-10 Martin Liska <mliska@suse.cz>
14062 * ipa-icf.c (sem_item::add_reference): Fix memory leak when
14063 a reference exists.
14065 2021-02-10 Jakub Jelinek <jakub@redhat.com>
14068 * dwarf2out.c (prune_unused_types_walk): Mark DW_TAG_variable DIEs
14069 at class scope for DWARF5+.
14071 2021-02-09 Eric Botcazou <ebotcazou@adacore.com>
14073 PR rtl-optimization/96015
14074 * reorg.c (skip_consecutive_labels): Minor comment tweaks.
14075 (relax_delay_slots): When deleting a jump to the next active
14076 instruction over a barrier, first delete the barrier if the
14077 jump is the only way to reach the target label.
14079 2021-02-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
14081 * config/aarch64/aarch64-cost-tables.h: Add entries for vect.mul.
14082 * config/aarch64/aarch64.c (aarch64_rtx_mult_cost): Use vect.mul for
14083 vector multiplies and vect.alu for SSRA.
14084 * config/arm/aarch-common-protos.h (struct vector_cost_table): Define
14085 vect.mul cost field.
14086 * config/arm/aarch-cost-tables.h: Add entries for vect.mul.
14087 * config/arm/arm.c: Likewise.
14089 2021-02-09 Richard Biener <rguenther@suse.de>
14091 PR tree-optimization/98863
14092 * tree-ssa-sccvn.h (vn_avail::next_undo): Add.
14093 * tree-ssa-sccvn.c (last_pushed_avail): New global.
14094 (rpo_elim::eliminate_push_avail): Chain pushed avails.
14095 (unwind_state::avail_top): Add.
14096 (do_unwind): Rewrite unwinding of avail entries.
14097 (do_rpo_vn): Initialize last_pushed_avail and
14098 avail_top of the undo state.
14100 2021-02-09 Jakub Jelinek <jakub@redhat.com>
14102 PR middle-end/99004
14103 * calls.c (maybe_warn_rdwr_sizes): Change s0 and s1 type from
14104 const char * to char * and free those pointers after use.
14106 2021-02-09 Richard Biener <rguenther@suse.de>
14108 PR tree-optimization/99017
14109 * tree-vect-slp.c (vect_bb_vectorization_profitable_p): Allow
14110 zero vector cost entries.
14112 2021-02-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
14114 PR middle-end/98974
14115 * tree-vect-stmts.c (vectorizable_condition): Remove shadow vec_num
14116 parameter in vectorizable_condition.
14118 2021-02-08 Richard Biener <rguenther@suse.de>
14121 * tree.c (walk_tree_1): Walk VECTOR_CST elements.
14123 2021-02-08 Martin Liska <mliska@suse.cz>
14126 * cfgexpand.c (pass_expand::execute): Parse per-function option
14127 flag_patchable_function_entry and use it.
14128 * common.opt: Remove function_entry_patch_area_size and
14129 function_entry_patch_area_start global variables.
14130 * opts.c (parse_and_check_patch_area): New function.
14131 (common_handle_option): Use it.
14132 * opts.h (parse_and_check_patch_area): New function.
14133 * toplev.c (process_options): Parse and use
14134 function_entry_patch_area_size.
14136 2021-02-08 Martin Sebor <msebor@redhat.com>
14138 * doc/extend.texi (attribute malloc): Correct typos.
14140 2021-02-05 Nathan Sidwell <nathan@acm.org>
14143 * gcc.c (driver::maybe_run_linker): Check for input file
14144 accessibility if not linking.
14146 2021-02-05 Richard Biener <rguenther@suse.de>
14148 PR tree-optimization/98855
14149 * tree-vectorizer.h (add_stmt_cost): New overload.
14150 * tree-vect-slp.c (li_cost_vec_cmp): New.
14151 (vect_bb_slp_scalar_cost): Cost individual loop regions
14152 separately. Account for the scalar instance root stmt.
14154 2021-02-05 Tom de Vries <tdevries@suse.de>
14157 * tree-switch-conversion.c (jump_table_cluster::emit): Add loc
14159 (bit_test_cluster::emit): Reuse location_t for newly created
14161 (switch_decision_tree::try_switch_expansion): Preserve
14163 * tree-switch-conversion.h: Change function signatures.
14165 2021-02-05 Jakub Jelinek <jakub@redhat.com>
14168 * config/i386/i386-options.c (m_NONE, m_ALL): Define.
14169 * config/i386/x86-tune.def (X86_TUNE_BRANCH_PREDICTION_HINTS,
14170 X86_TUNE_PROMOTE_QI_REGS): Use m_NONE instead of 0U.
14171 (X86_TUNE_QIMODE_MATH): Use m_ALL instead of ~0U.
14173 2021-02-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14175 * config/aarch64/aarch64-simd-builtins.def (get_high): Define builtin.
14176 * config/aarch64/aarch64-simd.md (aarch64_get_high<mode>): Define.
14177 * config/aarch64/arm_neon.h (__GET_HIGH): Delete.
14178 (vget_high_f16): Reimplement using new builtin.
14179 (vget_high_f32): Likewise.
14180 (vget_high_f64): Likewise.
14181 (vget_high_p8): Likewise.
14182 (vget_high_p16): Likewise.
14183 (vget_high_p64): Likewise.
14184 (vget_high_s8): Likewise.
14185 (vget_high_s16): Likewise.
14186 (vget_high_s32): Likewise.
14187 (vget_high_s64): Likewise.
14188 (vget_high_u8): Likewise.
14189 (vget_high_u16): Likewise.
14190 (vget_high_u32): Likewise.
14191 (vget_high_u64): Likewise.
14193 2021-02-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14195 * config/aarch64/aarch64-simd-builtins.def (get_low): Define builtin.
14196 * config/aarch64/aarch64-simd.md (aarch64_get_low<mode>): Define.
14197 * config/aarch64/arm_neon.h (__GET_LOW): Delete.
14198 (vget_low_f16): Reimplement using new builtin.
14199 (vget_low_f32): Likewise.
14200 (vget_low_f64): Likewise.
14201 (vget_low_p8): Likewise.
14202 (vget_low_p16): Likewise.
14203 (vget_low_p64): Likewise.
14204 (vget_low_s8): Likewise.
14205 (vget_low_s16): Likewise.
14206 (vget_low_s32): Likewise.
14207 (vget_low_s64): Likewise.
14208 (vget_low_u8): Likewise.
14209 (vget_low_u16): Likewise.
14210 (vget_low_u32): Likewise.
14211 (vget_low_u64): Likewise.
14213 2021-02-05 Kito Cheng <kito.cheng@sifive.com>
14215 * gcc.c (print_multilib_info): Check all required argument is provided
14218 2021-02-05 liuhongt <hongtao.liu@intel.com>
14221 * config/i386/i386-expand.c (ix86_expand_sse_cmp): Don't
14222 generate integer mask comparison for 128/256-bits vector when
14223 op_true/op_false is NULL_RTX or CONSTM1_RTX/CONST0_RTX. Also
14224 delete redundant !maskcmp condition.
14225 (ix86_expand_int_vec_cmp): Ditto but no redundant deletion
14227 (ix86_expand_sse_movcc): Delete definition of maskcmp, add the
14228 condition directly to if (maskcmp), add extra check for
14229 cmpmode, it should be MODE_INT.
14230 (ix86_expand_fp_vec_cmp): Pass NULL to ix86_expand_sse_cmp's
14231 parameters op_true/op_false.
14232 (ix86_use_mask_cmp_p): New.
14234 2021-02-05 liuhongt <hongtao.liu@intel.com>
14237 * config/i386/x86-tune.def (X86_TUNE_AVX256_UNALIGNED_LOAD_OPTIMAL):
14238 Remove m_GENERIC from ~list.
14239 (X86_TUNE_AVX256_UNALIGNED_STORE_OPTIMAL): Ditto.
14241 2021-02-04 David Malcolm <dmalcolm@redhat.com>
14244 * diagnostic-show-locus.c (compatible_locations_p): Require
14245 locations in the same macro map to be either both from the
14246 macro definition, or both from the macro arguments.
14248 2021-02-04 Jonathan Wright <jonathan.wright@arm.com>
14250 * config/aarch64/aarch64-simd-builtins.def: Add
14251 [su]mull_hi_lane[q] builtin generator macros.
14252 * config/aarch64/aarch64-simd.md
14253 (aarch64_<su>mull_hi_lane<mode>_insn): Define.
14254 (aarch64_<su>mull_hi_lane<mode>): Define.
14255 (aarch64_<su>mull_hi_laneq<mode>_insn): Define.
14256 (aarch64_<su>mull_hi_laneq<mode>): Define.
14257 * config/aarch64/arm_neon.h (vmull_high_lane_s16): Use RTL
14258 builtin instead of inline asm.
14259 (vmull_high_lane_s32): Likewise.
14260 (vmull_high_lane_u16): Likewise.
14261 (vmull_high_lane_u32): Likewise.
14262 (vmull_high_laneq_s16): Likewise.
14263 (vmull_high_laneq_s32): Likewise.
14264 (vmull_high_laneq_u16): Likewise.
14265 (vmull_high_laneq_u32): Liekwise.
14267 2021-02-04 Jonathan Wright <jonathan.wright@arm.com>
14269 * config/aarch64/aarch64-simd-builtins.def: Add [su]mull_hi_n
14270 builtin generator macros.
14271 * config/aarch64/aarch64-simd.md
14272 (aarch64_<su>mull_hi_n<mode>_insn): Define.
14273 (aarch64_<su>mull_hi_n<mode>): Define.
14274 * config/aarch64/arm_neon.h (vmull_high_n_s16): Use RTL builtin
14275 instead of inline asm.
14276 (vmull_high_n_s32): Likewise.
14277 (vmull_high_n_u16): Likewise.
14278 (vmull_high_n_u32): Likewise.
14280 2021-02-04 Richard Biener <rguenther@suse.de>
14282 PR tree-optimization/98855
14283 * tree-vect-loop.c (vectorizable_phi): Do not cost
14284 single-argument PHIs.
14285 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Likewise.
14286 * tree-vect-stmts.c (vectorizable_bswap): Also perform
14287 costing for SLP operation.
14289 2021-02-04 Martin Liska <mliska@suse.cz>
14291 * doc/extend.texi: Mention -mprefer-vector-width in target
14294 2021-02-03 Martin Sebor <msebor@redhat.com>
14296 PR tree-optimization/98937
14297 * tree-ssa-strlen.c (strlen_dom_walker::~strlen_dom_walker): Define.
14298 Flush pointer_query cache.
14300 2021-02-03 Aaron Sawdey <acsawdey@linux.ibm.com>
14302 * config/rs6000/genfusion.pl (gen_2logical): Add missing
14303 fixes based on patch review.
14304 * config/rs6000/fusion.md: Regenerate file.
14306 2021-02-03 Aaron Sawdey <acsawdey@linux.ibm.com>
14308 * config/rs6000/t-rs6000: Comment out auto generation of
14311 2021-02-03 Andrew Stubbs <ams@codesourcery.com>
14313 * config/gcn/gcn-opts.h (enum processor_type): Add PROCESSOR_GFX908.
14314 * config/gcn/gcn.c (gcn_omp_device_kind_arch_isa): Add gfx908.
14315 (output_file_start): Add gfx908.
14316 * config/gcn/gcn.opt (gpu_type): Add gfx908.
14317 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add march=gfx908.
14318 (MULTILIB_DIRNAMES): Add gfx908.
14319 * config/gcn/mkoffload.c (EF_AMDGPU_MACH_AMDGCN_GFX908): New define.
14320 (main): Recognize gfx908.
14321 * config/gcn/t-omp-device: Add gfx908.
14323 2021-02-03 Jonathan Wright <jonathan.wright@arm.com>
14325 * config/aarch64/aarch64-simd-builtins.def: Add
14326 [su]mlsl_hi_lane[q] builtin macro generators.
14327 * config/aarch64/aarch64-simd.md
14328 (aarch64_<su>mlsl_hi_lane<mode>_insn): Define.
14329 (aarch64_<su>mlsl_hi_lane<mode>): Define.
14330 (aarch64_<su>mlsl_hi_laneq<mode>_insn): Define.
14331 (aarch64_<su>mlsl_hi_laneq<mode>): Define.
14332 * config/aarch64/arm_neon.h (vmlsl_high_lane_s16): Use RTL
14333 builtin instead of inline asm.
14334 (vmlsl_high_lane_s32): Likewise.
14335 (vmlsl_high_lane_u16): Likewise.
14336 (vmlsl_high_lane_u32): Likewise.
14337 (vmlsl_high_laneq_s16): Likewise.
14338 (vmlsl_high_laneq_s32): Likewise.
14339 (vmlsl_high_laneq_u16): Likewise.
14340 (vmlsl_high_laneq_u32): Likewise.
14341 (vmlal_high_laneq_u32): Likewise.
14343 2021-02-03 Jonathan Wright <jonathan.wright@arm.com>
14345 * config/aarch64/aarch64-simd-builtins.def: Add
14346 [su]mlal_hi_lane[q] builtin generator macros.
14347 * config/aarch64/aarch64-simd.md
14348 (aarch64_<su>mlal_hi_lane<mode>_insn): Define.
14349 (aarch64_<su>mlal_hi_lane<mode>): Define.
14350 (aarch64_<su>mlal_hi_laneq<mode>_insn): Define.
14351 (aarch64_<su>mlal_hi_laneq<mode>): Define.
14352 * config/aarch64/arm_neon.h (vmlal_high_lane_s16): Use RTL
14353 builtin instead of inline asm.
14354 (vmlal_high_lane_s32): Likewise.
14355 (vmlal_high_lane_u16): Likewise.
14356 (vmlal_high_lane_u32): Likewise.
14357 (vmlal_high_laneq_s16): Likewise.
14358 (vmlal_high_laneq_s32): Likewise.
14359 (vmlal_high_laneq_u16): Likewise.
14360 (vmlal_high_laneq_u32): Likewise.
14362 2021-02-03 Jonathan Wright <jonathan.wright@arm.com>
14364 * config/aarch64/aarch64-simd-builtins.def: Add [su]mlsl_hi_n
14365 builtin generator macros.
14366 * config/aarch64/aarch64-simd.md (aarch64_<su>mlsl_hi_n<mode>_insn):
14368 (aarch64_<su>mlsl_hi_n<mode>): Define.
14369 * config/aarch64/arm_neon.h (vmlsl_high_n_s16): Use RTL builtin
14370 instead of inline asm.
14371 (vmlsl_high_n_s32): Likewise.
14372 (vmlsl_high_n_u16): Likewise.
14373 (vmlsl_high_n_u32): Likewise.
14375 2021-02-03 Jonathan Wright <jonathan.wright@arm.com>
14377 * config/aarch64/aarch64-simd-builtins.def: Add [su]mlal_hi_n
14378 builtin generator macros.
14379 * config/aarch64/aarch64-simd.md (aarch64_<su>mlal_hi_n<mode>_insn):
14381 (aarch64_<su>mlal_hi_n<mode>): Define.
14382 * config/aarch64/arm_neon.h (vmlal_high_n_s16): Use RTL builtin
14383 instead of inline asm.
14384 (vmlal_high_n_s32): Likewise.
14385 (vmlal_high_n_u16): Likewise.
14386 (vmlal_high_n_u32): Likewise.
14388 2021-02-03 Jonathan Wright <jonathan.wright@arm.com>
14390 * config/aarch64/aarch64-simd-builtins.def: Add RTL builtin
14392 * config/aarch64/aarch64-simd.md (*aarch64_<su>mlal_hi<mode>):
14394 (aarch64_<su>mlal_hi<mode>_insn): This.
14395 (aarch64_<su>mlal_hi<mode>): Define.
14396 * config/aarch64/arm_neon.h (vmlal_high_s8): Use RTL builtin
14397 instead of inline asm.
14398 (vmlal_high_s16): Likewise.
14399 (vmlal_high_s32): Likewise.
14400 (vmlal_high_u8): Likewise.
14401 (vmlal_high_u16): Likewise.
14402 (vmlal_high_u32): Likewise.
14404 2021-02-03 Ilya Leoshkevich <iii@linux.ibm.com>
14406 * lra-spills.c (remove_pseudos): Call lra_update_insn_recog_data()
14407 after calling alter_subreg() on a (mem).
14409 2021-02-03 Martin Liska <mliska@suse.cz>
14412 * lto-streamer-out.c (produce_lto_section): Fill up missing
14414 * lto-streamer.h (struct lto_section): Add _padding field.
14416 2021-02-03 Richard Biener <rguenther@suse.de>
14418 * lto-streamer.c (lto_get_section_name): Free temporary
14420 * tree-loop-distribution.c
14421 (loop_distribution::merge_dep_scc_partitions): Free edge data.
14423 2021-02-03 Jakub Jelinek <jakub@redhat.com>
14425 PR middle-end/97487
14426 * ifcvt.c (noce_can_force_operand): New function.
14427 (noce_emit_move_insn): Use it.
14428 (noce_try_sign_mask): Likewise. Formatting fix.
14430 2021-02-03 Jakub Jelinek <jakub@redhat.com>
14432 PR middle-end/97971
14433 * lra-constraints.c (process_alt_operands): For inline asm, don't call
14434 fatal_insn, but instead return false.
14436 2021-02-03 Jakub Jelinek <jakub@redhat.com>
14438 PR tree-optimization/98287
14439 * config/i386/mmx.md (<insn><mode>3): For shifts don't enable expander
14442 2021-02-03 Tamar Christina <tamar.christina@arm.com>
14444 PR tree-optimization/98928
14445 * tree-vect-loop.c (vect_analyze_loop_2): Change
14446 STMT_VINFO_SLP_VECT_ONLY to STMT_VINFO_SLP_VECT_ONLY_PATTERN.
14447 * tree-vect-slp-patterns.c (complex_pattern::build): Likewise.
14448 * tree-vectorizer.h (STMT_VINFO_SLP_VECT_ONLY_PATTERN): New.
14449 (class _stmt_vec_info): Add slp_vect_pattern_only_p.
14451 2021-02-02 Richard Biener <rguenther@suse.de>
14453 * gimple-loop-interchange.cc (prepare_data_references):
14455 * gimple-loop-jam.c (tree_loop_unroll_and_jam): Likewise.
14456 * tree-ssa-loop-im.c (hoist_memory_references): Likewise.
14457 * tree-vect-stmts.c (vectorizable_condition): Do not
14459 (vectorizable_comparison): Likewise.
14461 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14463 * config/aarch64/aarch64-simd-builtins.def (ursqrte): Define builtin.
14464 * config/aarch64/aarch64-simd.md (aarch64_ursqrte<mode>): New pattern.
14465 * config/aarch64/arm_neon.h (vrsqrte_u32): Reimplement using builtin.
14466 (vrsqrteq_u32): Likewise.
14468 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14470 * config/aarch64/aarch64-simd-builtins.def (sqxtun2): Define builtin.
14471 * config/aarch64/aarch64-simd.md (aarch64_sqxtun2<mode>_le): Define.
14472 (aarch64_sqxtun2<mode>_be): Likewise.
14473 (aarch64_sqxtun2<mode>): Likewise.
14474 * config/aarch64/arm_neon.h (vqmovun_high_s16): Reimplement using builtin.
14475 (vqmovun_high_s32): Likewise.
14476 (vqmovun_high_s64): Likewise.
14477 * config/aarch64/iterators.md (UNSPEC_SQXTUN2): Define.
14479 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14481 * config/aarch64/aarch64-simd-builtins.def (bfdot_lane, bfdot_laneq): Use
14483 (bfmlalb_lane, bfmlalt_lane, bfmlalb_lane_q, bfmlalt_lane_q): Use FP flags.
14485 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14487 * config/aarch64/aarch64-simd-builtins.def (fcmla_lane0, fcmla_lane90,
14488 fcmla_lane180, fcmla_lane270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
14489 fcmlaq_lane270, scvtf, ucvtf, fcvtzs, fcvtzu, scvtfsi, scvtfdi, ucvtfsi,
14490 ucvtfdi, fcvtzshf, fcvtzuhf, fmlal_lane_low, fmlsl_lane_low,
14491 fmlal_laneq_low, fmlsl_laneq_low, fmlalq_lane_low, fmlslq_lane_low,
14492 fmlalq_laneq_low, fmlslq_laneq_low, fmlal_lane_high, fmlsl_lane_high,
14493 fmlal_laneq_high, fmlsl_laneq_high, fmlalq_lane_high, fmlslq_lane_high,
14494 fmlalq_laneq_high, fmlslq_laneq_high): Use FP flags.
14496 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14498 * config/aarch64/aarch64-builtins.c (FLAG_LOAD): Define.
14499 * config/aarch64/aarch64-simd-builtins.def (ld1x2, ld2, ld3, ld4, ld2r,
14500 ld3r, ld4r, ld1, ld1x3, ld1x4): Use LOAD flags.
14502 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14504 * config/aarch64/aarch64-simd-builtins.def (combine, zip1, zip2,
14505 uzp1, uzp2, trn1, trn2, simd_bsl): Use AUTO_FP flags.
14507 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14509 * config/aarch64/aarch64-simd-builtins.def (clrsb, clz, ctz, popcount,
14510 vec_smult_lane_, vec_smlal_lane_, vec_smult_laneq_, vec_smlal_laneq_,
14511 vec_umult_lane_, vec_umlal_lane_, vec_umult_laneq_, vec_umlal_laneq_,
14512 ashl, sshl, ushl, srshl, urshl, sdot_lane, udot_lane, sdot_laneq,
14513 udot_laneq, usdot_lane, usdot_laneq, sudot_lane, sudot_laneq, ashr,
14514 ashr_simd, lshr, lshr_simd, srshr_n, urshr_n, ssra_n, usra_n, srsra_n,
14515 ursra_n, sshll_n, ushll_n, sshll2_n, ushll2_n, ssri_n, usri_n, ssli_n,
14516 ssli_n, usli_n, bswap, rbit, simd_bsl, eor3q, rax1q, xarq, bcaxq): Use
14517 NONE builtin flags.
14519 2021-02-02 Jakub Jelinek <jakub@redhat.com>
14521 PR tree-optimization/98848
14522 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Punt if
14523 STMT_VINFO_DEF_TYPE (last_stmt_info) is vect_reduction_def.
14525 2021-02-02 Kito Cheng <kito.cheng@sifive.com>
14528 * expr.c: Check mode before calling store_expr.
14530 2021-02-02 Christophe Lyon <christophe.lyon@linaro.org>
14532 * config/arm/iterators.md (supf): Remove VORNQ_S and VORNQ_U.
14534 * config/arm/mve.md (mve_vornq_s<mode>): New entry for vorn
14535 instruction using expression ior.
14536 (mve_vornq_u<mode>): New expander.
14537 (mve_vornq_f<mode>): Use ior code instead of unspec.
14538 * config/arm/unspecs.md (VORNQ_S, VORNQ_U, VORNQ_F): Remove.
14540 2021-02-02 Alexandre Oliva <oliva@adacore.com>
14542 * tree-nested.c (convert_nonlocal_reference_op): Move
14543 current_function_decl restore after re-gimplification.
14544 (convert_local_reference_op): Likewise.
14546 2021-02-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14548 * config/aarch64/aarch64-simd-builtins.def (rshrn, rshrn2):
14550 * config/aarch64/aarch64-simd.md (aarch64_rshrn<mode>_insn_le):
14552 (aarch64_rshrn<mode>_insn_be): Likewise.
14553 (aarch64_rshrn<mode>): Likewise.
14554 (aarch64_rshrn2<mode>_insn_le): Likewise.
14555 (aarch64_rshrn2<mode>_insn_be): Likewise.
14556 (aarch64_rshrn2<mode>): Likewise.
14557 * config/aarch64/aarch64.md (unspec): Add UNSPEC_RSHRN.
14558 * config/aarch64/arm_neon.h (vrshrn_high_n_s16): Reimplement
14560 (vrshrn_high_n_s32): Likewise.
14561 (vrshrn_high_n_s64): Likewise.
14562 (vrshrn_high_n_u16): Likewise.
14563 (vrshrn_high_n_u32): Likewise.
14564 (vrshrn_high_n_u64): Likewise.
14565 (vrshrn_n_s16): Likewise.
14566 (vrshrn_n_s32): Likewise.
14567 (vrshrn_n_s64): Likewise.
14568 (vrshrn_n_u16): Likewise.
14569 (vrshrn_n_u32): Likewise.
14570 (vrshrn_n_u64): Likewise.
14572 2021-02-01 Sergei Trofimovich <siarheit@google.com>
14574 PR tree-optimization/98499
14575 * ipa-modref.c (analyze_ssa_name_flags): treat RVO
14576 conservatively and assume all possible side-effects.
14578 2021-02-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14580 * config/aarch64/aarch64-simd-builtins.def (vec_unpacks_hi,
14581 vec_unpacku_hi_): Define builtins.
14582 * config/aarch64/arm_neon.h (vmovl_high_s8): Reimplement using
14584 (vmovl_high_s16): Likewise.
14585 (vmovl_high_s32): Likewise.
14586 (vmovl_high_u8): Likewise.
14587 (vmovl_high_u16): Likewise.
14588 (vmovl_high_u32): Likewise.
14590 2021-02-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14592 * config/aarch64/aarch64-simd-builtins.def (sabdl, uabdl):
14594 * config/aarch64/aarch64-simd.md (aarch64_<sur>abdl<mode>): New
14596 * config/aarch64/aarch64.md (unspec): Define UNSPEC_SABDL,
14598 * config/aarch64/arm_neon.h (vabdl_s8): Reimplemet using
14600 (vabdl_s16): Likewise.
14601 (vabdl_s32): Likewise.
14602 (vabdl_u8): Likewise.
14603 (vabdl_u16): Likewise.
14604 (vabdl_u32): Likewise.
14605 * config/aarch64/iterators.md (ABDL): New int iterator.
14606 (sur): Handle UNSPEC_SABDL, UNSPEC_UABDL.
14608 2021-02-01 Martin Sebor <msebor@redhat.com>
14610 * tree.h (BLOCK_VARS): Add comment.
14611 (BLOCK_SUBBLOCKS): Same.
14612 (BLOCK_SUPERCONTEXT): Same.
14613 (BLOCK_ABSTRACT_ORIGIN): Same.
14614 (inlined_function_outer_scope_p): Same.
14616 2021-02-01 Martin Sebor <msebor@redhat.com>
14618 PR middle-end/97172
14619 * attribs.c (attr_access::free_lang_data): Define new function.
14620 * attribs.h (attr_access::free_lang_data): Declare new function.
14622 2021-02-01 Richard Biener <rguenther@suse.de>
14624 * vec.h (auto_vec::auto_vec): Add memory stat parameters
14626 * bitmap.h (auto_bitmap::auto_bitmap): Likewise.
14628 2021-02-01 Tamar Christina <tamar.christina@arm.com>
14630 * config/aarch64/aarch64-simd.md (aarch64_<su>mlal_n<mode>,
14631 aarch64_<su>mlsl<mode>, aarch64_<su>mlsl_n<mode>): Flip mult operands.
14633 2021-02-01 Richard Biener <rguenther@suse.de>
14635 PR rtl-optimization/98863
14636 * config/i386/i386-features.c (convert_scalars_to_vector):
14637 Set DF_RD_PRUNE_DEAD_DEFS.
14639 2021-01-31 Eric Botcazou <ebotcazou@adacore.com>
14641 * system.h (SIZE_MAX): Define if not already defined.
14643 2021-01-30 Aaron Sawdey <acsawdey@linux.ibm.com>
14645 * config/rs6000/genfusion.pl (gen_2logical): New function to
14646 generate patterns for logical-logical fusion.
14647 * config/rs6000/fusion.md: Regenerated patterns.
14648 * config/rs6000/rs6000-cpus.def: Add
14649 OPTION_MASK_P10_FUSION_2LOGICAL.
14650 * config/rs6000/rs6000.c (rs6000_option_override_internal):
14651 Enable logical-logical fusion for p10.
14652 * config/rs6000/rs6000.opt: Add -mpower10-fusion-2logical.
14654 2021-01-30 David Edelsohn <dje.gcc@gmail.com>
14656 * config/rs6000/rs6000.opt: Add periods to new AIX options.
14658 2021-01-30 David Edelsohn <dje.gcc@gmail.com>
14660 * config/rs6000/rs6000.opt (mabi=vec-extabi): New.
14661 (mabi=vec-default): New.
14662 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Define
14663 __EXTABI__ for AIX Vector extended ABI.
14664 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print AIX Vector
14666 (conditional_register_usage): If AIX vec_extabi enabled, vs20-vs31
14668 * doc/invoke.texi (PowerPC mabi): Add AIX vec-extabi and vec-default.
14670 2021-01-30 Jakub Jelinek <jakub@redhat.com>
14672 * config/i386/i386-features.c (remove_partial_avx_dependency): Clear
14673 DF_DEFER_INSN_RESCAN after calling df_process_deferred_rescans.
14675 2021-01-29 Vladimir N. Makarov <vmakarov@redhat.com>
14678 * lra-constraints.c (in_class_p): Don't narrow class only for REG
14681 2021-01-29 Will Schmidt <will_schmidt@vnet.ibm.com>
14683 * config/rs6000/rs6000-call.c (rs6000_expand_binup_builtin): Add
14684 clauses for CODE_FOR_vsx_xvcvuxddp_scale and
14685 CODE_FOR_vsx_xvcvsxddp_scale to the parameter checking code.
14687 2021-01-29 Andrew MacLeod <amacleod@redhat.com>
14689 PR tree-optimization/98866
14690 * gimple-range-gori.h (gori_compute:set_range_invariant): New.
14691 * gimple-range-gori.cc (gori_map::set_range_invariant): New.
14692 (gori_map::m_maybe_invariant): Rename from all_outgoing.
14693 (gori_map::gori_map): Rename all_outgoing to m_maybe_invariant.
14694 (gori_map::is_export_p): Ditto.
14695 (gori_map::calculate_gori): Ditto.
14696 (gori_compute::set_range_invariant): New.
14697 * gimple-range.cc (gimple_ranger::range_of_stmt): Set range
14698 invariant for pointers evaluating to [1, +INF].
14700 2021-01-29 Richard Biener <rguenther@suse.de>
14702 PR rtl-optimization/98863
14703 * config/i386/i386-features.c (remove_partial_avx_dependency):
14704 Do not perform DF analysis.
14705 (pass_data_remove_partial_avx_dependency): Remove
14708 2021-01-29 Jonathan Wright <jonathan.wright@arm.com>
14710 * config/aarch64/aarch64-simd-builtins.def: Add [su]mull_n
14711 builtin generator macros.
14712 * config/aarch64/aarch64-simd.md (aarch64_<su>mull_n<mode>):
14714 * config/aarch64/arm_neon.h (vmull_n_s16): Use RTL builtin
14715 instead of inline asm.
14716 (vmull_n_s32): Likewise.
14717 (vmull_n_u16): Likewise.
14718 (vmull_n_u32): Likewise.
14720 2021-01-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14722 * config/aarch64/aarch64-simd-builtins.def (sabdl2, uabdl2):
14724 * config/aarch64/aarch64-simd.md (aarch64_<sur>abdl2<mode>_3):
14726 (aarch64_<sur>abdl2<mode>): ... This.
14727 (<sur>sadv16qi): Adjust use of above.
14728 * config/aarch64/arm_neon.h (vabdl_high_s8): Reimplement using
14730 (vabdl_high_s16): Likewise.
14731 (vabdl_high_s32): Likewise.
14732 (vabdl_high_u8): Likewise.
14733 (vabdl_high_u16): Likewise.
14734 (vabdl_high_u32): Likewise.
14736 2021-01-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14738 * config/aarch64/aarch64-simd-builtins.def (sabal2): Define
14740 (uabal2): Likewise.
14741 * config/aarch64/aarch64-simd.md (aarch64_<sur>abal2<mode>): New
14743 * config/aarch64/aarch64.md (unspec): Add UNSPEC_SABAL2 and
14745 * config/aarch64/arm_neon.h (vabal_high_s8): Reimplement using
14747 (vabal_high_s16): Likewise.
14748 (vabal_high_s32): Likewise.
14749 (vabal_high_u8): Likewise.
14750 (vabal_high_u16): Likewise.
14751 (vabal_high_u32): Likewise.
14752 * config/aarch64/iterators.md (ABAL2): New mode iterator.
14753 (sur): Handle UNSPEC_SABAL2, UNSPEC_UABAL2.
14755 2021-01-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14757 * config/aarch64/aarch64-simd-builtins.def (sabal): Define
14760 * config/aarch64/aarch64-simd.md (aarch64_<sur>abal<mode>_4):
14762 (aarch64_<sur>abal<mode>): ... This
14763 (<sur>sadv16qi): Adust use of the above.
14764 * config/aarch64/arm_neon.h (vabal_s8): Reimplement using
14766 (vabal_s16): Likewise.
14767 (vabal_s32): Likewise.
14768 (vabal_u8): Likewise.
14769 (vabal_u16): Likewise.
14770 (vabal_u32): Likewise.
14772 2021-01-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14774 * config/aarch64/aarch64-simd-builtins.def (saddlv, uaddlv):
14776 * config/aarch64/aarch64-simd.md (aarch64_<su>addlv<mode>):
14778 * config/aarch64/arm_neon.h (vaddlv_s8): Reimplement using
14780 (vaddlv_s16): Likewise.
14781 (vaddlv_u8): Likewise.
14782 (vaddlv_u16): Likewise.
14783 (vaddlvq_s8): Likewise.
14784 (vaddlvq_s16): Likewise.
14785 (vaddlvq_s32): Likewise.
14786 (vaddlvq_u8): Likewise.
14787 (vaddlvq_u16): Likewise.
14788 (vaddlvq_u32): Likewise.
14789 (vaddlv_s32): Likewise.
14790 (vaddlv_u32): Likewise.
14791 * config/aarch64/iterators.md (VDQV_L): New mode iterator.
14792 (unspec): Add UNSPEC_SADDLV, UNSPEC_UADDLV.
14793 (Vwstype): New mode attribute.
14795 (VWIDE_S): Likewise.
14796 (USADDLV): New int iterator.
14797 (su): Handle UNSPEC_SADDLV, UNSPEC_UADDLV.
14799 2021-01-29 Jonathan Wright <jonathan.wright@arm.com>
14801 * config/aarch64/aarch64-simd-builtins.def: Add [su]mlsl_lane[q]
14802 builtin generator macros.
14803 * config/aarch64/aarch64-simd.md (aarch64_vec_<su>mlsl_lane<Qlane>):
14805 * config/aarch64/arm_neon.h (vmlsl_lane_s16): Use RTL builtin
14806 instead of inline asm.
14807 (vmlsl_lane_s32): Likewise.
14808 (vmlsl_lane_u16): Likewise.
14809 (vmlsl_lane_u32): Likewise.
14810 (vmlsl_laneq_s16): Likewise.
14811 (vmlsl_laneq_s32): Likewise.
14812 (vmlsl_laneq_u16): Likewise.
14813 (vmlsl_laneq_u32): Likewise.
14815 2021-01-29 Richard Biener <rguenther@suse.de>
14817 * doc/invoke.texi (--param max-gcse-memory): Document unit
14819 * gcse.c (gcse_or_cprop_is_too_expensive): Adjust.
14820 * params.opt (--param max-gcse-memory): Adjust default and
14821 document unit of size.
14823 2021-01-29 Richard Biener <rguenther@suse.de>
14825 PR rtl-optimization/98863
14826 * gcse.c (gcse_or_cprop_is_too_expensive): Use unsigned
14827 HOST_WIDE_INT for the memory estimate.
14829 2021-01-29 Bin Cheng <bin.cheng@linux.alibaba.com>
14830 Richard Biener <rguenther@suse.de>
14832 PR tree-optimization/97627
14833 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
14834 Do not analyze fake edges.
14836 2021-01-29 Richard Biener <rguenther@suse.de>
14838 PR rtl-optimization/98144
14839 * df.h (df_mir_bb_info): Add con_visited member.
14840 * df-problems.c (df_mir_alloc): Initialize con_visited,
14841 do not fully populate IN and OUT.
14842 (df_mir_reset): Likewise.
14843 (df_mir_confluence_0): Set con_visited.
14844 (df_mir_confluence_n): Properly handle implicitely
14845 fully populated IN and OUT as designated by con_visited
14846 and update con_visited accordingly.
14848 2021-01-29 Jakub Jelinek <jakub@redhat.com>
14851 * config/arm/vec-common.md (mve_vshlq_<supf><mode>,
14852 vashl<mode>3, vashr<mode>3, vlshr<mode>3): Add
14853 && !TARGET_REALLY_IWMMXT to conditions.
14855 2021-01-29 Jakub Jelinek <jakub@redhat.com>
14858 * cfgbuild.c (find_bb_boundaries): Reset debug_insn when seeing
14861 2021-01-28 Marek Polacek <polacek@redhat.com>
14864 * stor-layout.c (finalize_type_size): If we reset TYPE_USER_ALIGN in
14865 the main variant, maybe reset it in its variants too.
14866 * tree.c (check_base_type): Return true only if TYPE_USER_ALIGN match.
14867 (check_aligned_type): Check if TYPE_USER_ALIGN match.
14869 2021-01-28 Christophe Lyon <christophe.lyon@linaro.org>
14872 * config/arm/arm.c (arm_rtx_costs_internal): Adjust cost of vector
14873 of constant zero for comparisons.
14875 2021-01-28 Michael Meissner <meissner@linux.ibm.com>
14877 * config/rs6000/rs6000.c (rs6000_mangle_decl_assembler_name): Add
14878 support for mapping built-in function names for long double
14879 built-in functions if long double is IEEE 128-bit.
14881 2021-01-28 Jonathan Wright <jonathan.wright@arm.com>
14883 * config/aarch64/aarch64-simd-builtins.def: Add [su]mlsl_n
14884 builtin generator macros.
14885 * config/aarch64/aarch64-simd.md (aarch64_<su>mlsl_n<mode>):
14887 * config/aarch64/arm_neon.h (vmlsl_n_s16): Use RTL builtin
14888 instead of inline asm.
14889 (vmlsl_n_s32): Likewise.
14890 (vmlsl_n_u16): Likewise.
14891 (vmlsl_n_u32): Likewise.
14893 2021-01-28 Jonathan Wright <jonathan.wright@arm.com>
14895 * config/aarch64/aarch64-simd-builtins.def: Add [su]mlal_n
14896 builtin generator macros.
14897 * config/aarch64/aarch64-simd.md (aarch64_<su>mlal_n<mode>):
14899 * config/aarch64/arm_neon.h (vmlal_n_s16): Use RTL builtin
14900 instead of inline asm.
14901 (vmlal_n_s32): Likewise.
14902 (vmlal_n_u16): Likewise.
14903 (vmlal_n_u32): Likewise.
14905 2021-01-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14907 * config/aarch64/aarch64-simd-builtins.def (shrn2): Define
14909 * config/aarch64/aarch64-simd.md (aarch64_shrn2<mode>_insn_le):
14911 (aarch64_shrn2<mode>_insn_be): Likewise.
14912 (aarch64_shrn2<mode>): Likewise.
14913 * config/aarch64/arm_neon.h (vshrn_high_n_s16): Reimlplement
14915 (vshrn_high_n_s32): Likewise.
14916 (vshrn_high_n_s64): Likewise.
14917 (vshrn_high_n_u16): Likewise.
14918 (vshrn_high_n_u32): Likewise.
14919 (vshrn_high_n_u64): Likewise.
14921 2021-01-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14923 * config/aarch64/aarch64-simd-builtins.def (shrn): Define
14925 * config/aarch64/aarch64-simd.md (aarch64_shrn<mode>_insn_le):
14927 (aarch64_shrn<mode>_insn_be): Likewise.
14928 (aarch64_shrn<mode>): Likewise.
14929 * config/aarch64/arm_neon.h (vshrn_n_s16): Reimplement using
14931 (vshrn_n_s32): Likewise.
14932 (vshrn_n_s64): Likewise.
14933 (vshrn_n_u16): Likewise.
14934 (vshrn_n_u32): Likewise.
14935 (vshrn_n_u64): Likewise.
14936 * config/aarch64/iterators.md (vn_mode): New mode attribute.
14938 2021-01-28 Richard Biener <rguenther@suse.de>
14940 PR rtl-optimization/80960
14941 * dse.c (check_mem_read_rtx): Call get_addr on the
14944 2021-01-28 Xionghu Luo <luoxhu@linux.ibm.com>
14945 David Edelsohn <dje.gcc@gmail.com>
14948 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14949 Don't generate VIEW_CONVERT_EXPR for fcode ALTIVEC_BUILTIN_VEC_INSERT
14951 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_set_var):
14953 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Remove the
14954 wrapper call rs6000_expand_vector_set_var for cleanup. Call
14955 rs6000_expand_vector_set_var_p9 and rs6000_expand_vector_set_var_p8
14957 (rs6000_expand_vector_set_var): Delete.
14958 (rs6000_expand_vector_set_var_p9): Make static.
14959 (rs6000_expand_vector_set_var_p8): Make static.
14961 2021-01-28 Xing GUO <higuoxing@gmail.com>
14963 * common/config/riscv/riscv-common.c
14964 (riscv_subset_list::parsing_subset_version): Fix -march option parsing
14965 when `p` extension exists.
14967 2021-01-27 Vladimir N. Makarov <vmakarov@redhat.com>
14969 PR rtl-optimization/97684
14970 * ira.c (ira): Call ira_set_pseudo_classes before
14971 update_equiv_regs when it is necessary.
14973 2021-01-27 Jakub Jelinek <jakub@redhat.com>
14976 * config/aarch64/aarch64.md (*aarch64_bfxilsi_uxtw): Use
14977 %w0, %w1 and %2 instead of %0, %1 and %2.
14979 2021-01-27 Aaron Sawdey <acsawdey@linux.ibm.com>
14981 * config/rs6000/genfusion.pl: New script to generate
14982 define_insn_and_split patterns so combine can arrange fused
14983 instructions next to each other.
14984 * config/rs6000/fusion.md: New file, generated fused instruction
14985 patterns for combine.
14986 * config/rs6000/predicates.md (const_m1_to_1_operand): New predicate.
14987 (non_update_memory_operand): New predicate.
14988 * config/rs6000/rs6000-cpus.def: Add OPTION_MASK_P10_FUSION and
14989 OPTION_MASK_P10_FUSION_LD_CMPI to ISA_3_1_MASKS_SERVER and
14991 * config/rs6000/rs6000-protos.h (address_is_non_pfx_d_or_x): Add
14993 * config/rs6000/rs6000.c (rs6000_option_override_internal):
14994 Automatically set OPTION_MASK_P10_FUSION and
14995 OPTION_MASK_P10_FUSION_LD_CMPI if target is power10.
14996 (rs600_opt_masks): Allow -mpower10-fusion
14997 in function attributes.
14998 (address_is_non_pfx_d_or_x): New function.
14999 * config/rs6000/rs6000.h: Add MASK_P10_FUSION.
15000 * config/rs6000/rs6000.md: Include fusion.md.
15001 * config/rs6000/rs6000.opt: Add -mpower10-fusion
15002 and -mpower10-fusion-ld-cmpi.
15003 * config/rs6000/t-rs6000: Add dependencies involving fusion.md.
15005 2021-01-27 Jonathan Wright <jonathan.wright@arm.com>
15007 * config/aarch64/aarch64-simd-builtins.def: Add [su]mlal
15008 builtin generator macros.
15009 * config/aarch64/aarch64-simd.md (*aarch64_<su>mlal<mode>):
15011 (aarch64_<su>mlal<mode>): This.
15012 * config/aarch64/arm_neon.h (vmlal_s8): Use RTL builtin
15013 instead of inline asm.
15014 (vmlal_s16): Likewise.
15015 (vmlal_s32): Likewise.
15016 (vmlal_u8): Likewise.
15017 (vmlal_u16): Likewise.
15018 (vmlal_u32): Likewise.
15020 2021-01-27 Richard Biener <rguenther@suse.de>
15022 PR tree-optimization/98854
15023 * tree-vect-slp.c (vect_build_slp_tree_2): Also build
15024 PHIs from scalars when the number of CTORs matches the
15025 number of children.
15027 2021-01-27 Jonathan Wright <jonathan.wright@arm.com>
15029 * config/aarch64/aarch64-simd-builtins.def: Add mls_n builtin
15031 * config/aarch64/aarch64-simd.md (*aarch64_mls_elt_merge<mode>):
15033 (aarch64_mls_n<mode>): This.
15034 * config/aarch64/arm_neon.h (vmls_n_s16): Use RTL builtin
15036 (vmls_n_s32): Likewise.
15037 (vmls_n_u16): Likewise.
15038 (vmls_n_u32): Likewise.
15039 (vmlsq_n_s16): Likewise.
15040 (vmlsq_n_s32): Likewise.
15041 (vmlsq_n_u16): Likewise.
15042 (vmlsq_n_u32): Likewise.
15044 2021-01-27 Jonathan Wright <jonathan.wright@arm.com>
15046 * config/aarch64/aarch64-simd-builtins.def: Add mls builtin
15048 * config/aarch64/arm_neon.h (vmls_s8): Use RTL builtin rather
15050 (vmls_s16): Likewise.
15051 (vmls_s32): Likewise.
15052 (vmls_u8): Likewise.
15053 (vmls_u16): Likewise.
15054 (vmls_u32): Likewise.
15055 (vmlsq_s8): Likewise.
15056 (vmlsq_s16): Likewise.
15057 (vmlsq_s32): Likewise.
15058 (vmlsq_u8): Likewise.
15059 (vmlsq_u16): Likewise.
15060 (vmlsq_u32): Likewise.
15062 2021-01-27 Jonathan Wright <jonathan.wright@arm.com>
15064 * config/aarch64/aarch64-simd-builtins.def: Add mla_n builtin
15066 * config/aarch64/aarch64-simd.md (*aarch64_mla_elt_merge<mode>):
15068 (aarch64_mla_n<mode>): This.
15069 * config/aarch64/arm_neon.h (vmla_n_s16): Use RTL builtin
15071 (vmla_n_s32): Likewise.
15072 (vmla_n_u16): Likewise.
15073 (vmla_n_u32): Likewise.
15074 (vmlaq_n_s16): Likewise.
15075 (vmlaq_n_s32): Likewise.
15076 (vmlaq_n_u16): Likewise.
15077 (vmlaq_n_u32): Likewise.
15079 2021-01-27 liuhongt <hongtao.liu@intel.com>
15082 * config/i386/sse.md (sse2_gt<mode>3): Drop !TARGET_XOP in condition.
15083 (*sse2_eq<mode>3): Ditto.
15085 2021-01-27 Jakub Jelinek <jakub@redhat.com>
15087 * tree-pass.h (PROP_trees): Rename to ...
15088 (PROP_gimple): ... this.
15089 * cfgexpand.c (pass_data_expand): Replace PROP_trees with PROP_gimple.
15090 * passes.c (execute_function_dump, execute_function_todo,
15091 execute_one_ipa_transform_pass, execute_one_pass): Likewise.
15092 * varpool.c (ctor_for_folding): Likewise.
15094 2021-01-27 Jakub Jelinek <jakub@redhat.com>
15096 PR tree-optimization/97260
15097 * varpool.c: Include tree-pass.h.
15098 (ctor_for_folding): In GENERIC return DECL_INITIAL for TREE_READONLY
15099 non-TREE_SIDE_EFFECTS automatic variables.
15101 2021-01-26 Paul Fee <paul.f.fee@gmail.com>
15103 * doc/cpp.texi (__cplusplus): Document value for -std=c++23
15105 * doc/invoke.texi: Document -std=c++23 and -std=gnu++23.
15106 * dwarf2out.c (highest_c_language): Recognise C++20 and C++23.
15107 (gen_compile_unit_die): Recognise C++23.
15109 2021-01-26 Jakub Jelinek <jakub@redhat.com>
15112 * dwarf2asm.c (dw2_assemble_integer): Cast DWARF2_ADDR_SIZE to int
15115 2021-01-26 Jakub Jelinek <jakub@redhat.com>
15118 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
15119 Use UINTVAL (shft_amnt) and UINTVAL (mask) instead of INTVAL (shft_amnt)
15120 and INTVAL (mask). Add && INTVAL (mask) > 0 condition.
15122 2021-01-26 Richard Biener <rguenther@suse.de>
15124 * gimple-pretty-print.c (dump_binary_rhs): Handle
15125 VEC_WIDEN_{PLUS,MINUS}_{LO,HI}_EXPR.
15127 2021-01-26 Richard Biener <rguenther@suse.de>
15129 PR middle-end/98726
15130 * tree.h (vector_cst_int_elt): Remove.
15131 * tree.c (vector_cst_int_elt): Use poly_wide_int for computations,
15134 2021-01-26 Andrew Stubbs <ams@codesourcery.com>
15136 * config/gcn/gcn.c (gcn_expand_reduc_scalar): Use move instructions
15137 for V64DFmode min/max reductions.
15139 2021-01-26 Jakub Jelinek <jakub@redhat.com>
15141 * dwarf2asm.c (dw2_assemble_integer): Handle size twice as large
15142 as DWARF2_ADDR_SIZE if x is not a scalar int by emitting it as
15143 two halves, one with x and the other with const0_rtx, ordered
15144 depending on endianity.
15146 2021-01-26 Alexandre Oliva <oliva@adacore.com>
15148 * gimplify.c (gimplify_decl_expr): Skip asan marking calls for
15149 temporaries not seen in binding block, and not about to be
15150 added as gimple variables.
15152 2021-01-25 Martin Sebor <msebor@redhat.com>
15155 * tree-ssa-ccp.c (pass_post_ipa_warn::execute): Adjust warning text.
15157 2021-01-25 Martin Liska <mliska@suse.cz>
15159 * value-prof.c (get_nth_most_common_value): Use %s instead
15162 2021-01-25 Jakub Jelinek <jakub@redhat.com>
15165 * configure.ac (HAVE_AS_GDWARF_5_DEBUG_FLAG): Only define if
15166 readelf -wi is able to read the emitted .debug_info back.
15167 * configure: Regenerated.
15169 2021-01-25 Martin Liska <mliska@suse.cz>
15171 PR gcov-profile/98739
15172 * common.opt: Add missing sign symbol.
15173 * value-prof.c (get_nth_most_common_value): Restore handling
15174 of PROFILE_REPRODUCIBILITY_PARALLEL_RUNS and
15175 PROFILE_REPRODUCIBILITY_MULTITHREADED.
15177 2021-01-25 Richard Biener <rguenther@suse.de>
15179 PR middle-end/98807
15180 * tree.c (vector_element_bits): Always use precision of
15181 the element type for boolean vectors.
15183 2021-01-25 Sebastian Huber <sebastian.huber@embedded-brains.de>
15185 * config/rtems.h (STARTFILE_SPEC): Remove qnolinkcmds.
15186 (ENDFILE_SPEC): Evaluate qnolinkcmds.
15188 2021-01-25 Sebastian Huber <sebastian.huber@embedded-brains.de>
15190 * config/rtems.h (STARTFILE_SPEC): Remove nostdlib and
15191 nostartfiles handling since this is already done by
15192 LINK_COMMAND_SPEC. Evaluate qnolinkcmds.
15193 (ENDFILE_SPEC): Remove nostdlib and nostartfiles handling since this
15194 is already done by LINK_COMMAND_SPEC.
15195 (LIB_SPECS): Remove nostdlib and nodefaultlibs handling since
15196 this is already done by LINK_COMMAND_SPEC. Remove qnolinkcmds
15199 2021-01-25 Jakub Jelinek <jakub@redhat.com>
15202 * fold-const-call.c (host_size_t_cst_p): Renamed to ...
15203 (size_t_cst_p): ... this. Check and store unsigned HOST_WIDE_INT
15204 value rather than host size_t.
15205 (fold_const_call): Change type of s2 from size_t to
15206 unsigned HOST_WIDE_INT. Use size_t_cst_p instead of
15207 host_size_t_cst_p. For strncmp calls, pass MIN (s2, SIZE_MAX)
15208 instead of s2 as last argument.
15210 2021-01-25 Tamar Christina <tamar.christina@arm.com>
15212 * config/arm/iterators.md (rotsplit1, rotsplit2, conj_op, fcmac1,
15213 VCMLA_OP, VCMUL_OP): New.
15214 * config/arm/mve.md (mve_vcmlaq<mve_rot><mode>): Support vec_dup 0.
15215 * config/arm/neon.md (cmul<conj_op><mode>3): New.
15216 * config/arm/unspecs.md (UNSPEC_VCMLA_CONJ, UNSPEC_VCMLA180_CONJ,
15217 UNSPEC_VCMUL_CONJ): New.
15218 * config/arm/vec-common.md (cmul<conj_op><mode>3, arm_vcmla<rot><mode>,
15219 cml<fcmac1><conj_op><mode>4): New.
15221 2021-01-23 Jakub Jelinek <jakub@redhat.com>
15224 * config/rs6000/mmintrin.h (__m64): Add __may_alias__ attribute.
15226 2021-01-22 Jonathan Wright <jonathan.wright@arm.com>
15228 * config/aarch64/aarch64-simd-builtins.def: Add mla builtin
15230 * config/aarch64/arm_neon.h (vmla_s8): Use RTL builtin rather
15232 (vmla_s16): Likewise.
15233 (vmla_s32): Likewise.
15234 (vmla_u8): Likewise.
15235 (vmla_u16): Likewise.
15236 (vmla_u32): Likewise.
15237 (vmlaq_s8): Likewise.
15238 (vmlaq_s16): Likewise.
15239 (vmlaq_s32): Likewise.
15240 (vmlaq_u8): Likewise.
15241 (vmlaq_u16): Likewise.
15242 (vmlaq_u32): Likewise.
15244 2021-01-22 David Malcolm <dmalcolm@redhat.com>
15246 * doc/invoke.texi (GCC_EXTRA_DIAGNOSTIC_OUTPUT): Add @findex
15249 2021-01-22 Jakub Jelinek <jakub@redhat.com>
15252 * dwarf2out.c (output_file_names): For -gdwarf-5, if there are no
15253 filenames to emit, still emit the required 0 index directory and
15254 filename entries that match DW_AT_comp_dir and DW_AT_name of the
15257 2021-01-22 Marek Polacek <polacek@redhat.com>
15260 * doc/invoke.texi: Update C++ ABI Version 15 description.
15262 2021-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15264 PR tree-optimization/98766
15265 * tree-ssa-math-opts.c (convert_mult_to_fma): Use maybe_le when
15266 comparing against type size with param_avoid_fma_max_bits.
15268 2021-01-22 Richard Biener <rguenther@suse.de>
15270 PR middle-end/98793
15271 * tree.c (vector_element_bits): Key single-bit bool vector on
15272 integer mode rather than not vector mode.
15274 2021-01-22 Xionghu Luo <luoxhu@linux.ibm.com>
15277 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15278 Generate ARRAY_REF(VIEW_CONVERT_EXPR) for P8 and later
15280 * config/rs6000/rs6000.c (rs6000_expand_vector_set_var): Update
15281 to call different path for P8 and P9.
15282 (rs6000_expand_vector_set_var_p9): New function.
15283 (rs6000_expand_vector_set_var_p8): New function.
15285 2021-01-22 Xionghu Luo <luoxhu@linux.ibm.com>
15289 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15290 Ajdust variable index vec_insert from address dereference to
15291 ARRAY_REF(VIEW_CONVERT_EXPR) tree expression.
15292 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_set_var):
15294 * config/rs6000/rs6000.c (rs6000_expand_vector_set_var): New function.
15296 2021-01-22 Martin Liska <mliska@suse.cz>
15298 PR gcov-profile/98739
15299 * profile.c (compute_value_histograms): Drop time profile for
15300 -fprofile-reproducible=multithreaded.
15302 2021-01-22 Nathan Sidwell <nathan@acm.org>
15304 * gcc.c (process_command): Don't check OPT_SPECIAL_input_file
15307 2021-01-22 Richard Biener <rguenther@suse.de>
15309 PR middle-end/98773
15310 * tree-data-ref.c (initalize_matrix_A): Revert previous
15311 change, retaining failing on HOST_WIDE_INT_MIN CHREC_RIGHT.
15313 2021-01-22 Jakub Jelinek <jakub@redhat.com>
15315 PR tree-optimization/90248
15316 * match.pd (X cmp 0.0 ? 1.0 : -1.0 -> copysign(1, +-X),
15317 X cmp 0.0 ? -1.0 : +1.0 -> copysign(1, -+X)): Remove
15319 (X * (X cmp 0.0 ? 1.0 : -1.0) -> +-abs(X),
15320 X * (X cmp 0.0 ? -1.0 : 1.0) -> +-abs(X)): New simplifications.
15322 2021-01-22 Jakub Jelinek <jakub@redhat.com>
15324 PR tree-optimization/98255
15325 * tree-dfa.c (get_ref_base_and_extent): For ARRAY_REFs, sign
15326 extend index - low_bound from sizetype's precision rather than index
15328 (get_addr_base_and_unit_offset_1): Likewise.
15329 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Likewise.
15330 * gimple-fold.c (fold_const_aggregate_ref_1): Likewise.
15332 2021-01-22 Richard Biener <rguenther@suse.de>
15334 PR tree-optimization/98786
15335 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Avoid
15336 adding new uses of abnormals. Verify we deal with a conditional
15339 2021-01-22 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15342 * optc-save-gen.awk: Add arm_fp16_format to checked_options.
15344 2021-01-22 liuhongt <hongtao.liu@intel.com>
15348 * config/i386/sse.md (VI_128_256): New mode iterator.
15349 (*avx_cmp<mode>3_1, *avx_cmp<mode>3_2, *avx_cmp<mode>3_3,
15350 *avx_cmp<mode>3_4, *avx2_eq<mode>3, *avx2_pcmp<mode>3_1,
15351 *avx2_pcmp<mode>3_2, *avx2_gt<mode>3): New
15352 define_insn_and_split to lower avx512 vector comparison to avx
15353 version when dest is vector.
15354 (*<avx512>_cmp<mode>3,*<avx512>_cmp<mode>3,*<avx512>_ucmp<mode>3):
15355 define_insn_and_split for negating the comparison result.
15356 * config/i386/predicates.md (float_vector_all_ones_operand):
15358 * config/i386/i386-expand.c (ix86_expand_sse_movcc): Use
15359 general NOT operator without UNSPEC_MASKOP.
15361 2021-01-21 Vladimir N. Makarov <vmakarov@redhat.com>
15363 PR rtl-optimization/98777
15364 * lra-int.h (lra_pmode_pseudo): New extern.
15365 * lra.c (lra_pmode_pseudo): New global.
15367 * lra-eliminations.c (eliminate_regs_in_insn): Use it.
15369 2021-01-21 Ilya Leoshkevich <iii@linux.ibm.com>
15371 * fwprop.c (fwprop_propagation::classify_result): Allow
15372 (subreg (mem)) simplifications.
15374 2021-01-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15376 * config/aarch64/aarch64-simd.md (aarch64_sqdml<SBINQOPS:as>l<mode>):
15378 (aarch64_sqdmlal<mode>): ... This...
15379 (aarch64_sqdmlsl<mode>): ... And this.
15380 (aarch64_sqdml<SBINQOPS:as>l_lane<mode>): Split into...
15381 (aarch64_sqdmlal_lane<mode>): ... This...
15382 (aarch64_sqdmlsl_lane<mode>): ... And this.
15383 (aarch64_sqdml<SBINQOPS:as>l_laneq<mode>): Split into...
15384 (aarch64_sqdmlsl_laneq<mode>): ... This...
15385 (aarch64_sqdmlal_laneq<mode>): ... And this.
15386 (aarch64_sqdml<SBINQOPS:as>l_n<mode>): Split into...
15387 (aarch64_sqdmlsl_n<mode>): ... This...
15388 (aarch64_sqdmlal_n<mode>): ... And this.
15389 (aarch64_sqdml<SBINQOPS:as>l2<mode>_internal): Split into...
15390 (aarch64_sqdmlal2<mode>_internal): ... This...
15391 (aarch64_sqdmlsl2<mode>_internal): ... And this.
15393 2021-01-21 Christophe Lyon <christophe.lyon@linaro.org>
15395 * config/arm/arm_mve.h (__arm_vcmpneq_s8): Fix return type.
15397 2021-01-21 Andrea Corallo <andrea.corallo@arm.com>
15400 * doc/sourcebuild.texi (arm_thumb2_no_arm_v8_1_lob): Document.
15402 2021-01-21 liuhongt <hongtao.liu@intel.com>
15404 PR rtl-optimization/98694
15405 * regcprop.c (copy_value): If SRC had been assigned a mode
15406 narrower than the copy, we can't link DEST into the chain even
15407 they have same hard_regno_nregs(i.e. HImode/SImode in i386
15410 2021-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15412 * config/aarch64/aarch64-simd.md (aarch64_get_lane<mode>):
15413 Convert to define_insn_and_split. Split into simple move when moving
15416 2021-01-20 Segher Boessenkool <segher@kernel.crashing.org>
15418 * config/rs6000/rs6000.c (rs6000_emit_le_vsx_store): Change assert.
15419 Adjust comment. Simplify code.
15421 2021-01-20 Jakub Jelinek <jakub@redhat.com>
15424 * dwarf2out.c (reset_indirect_string): Also reset indirect strings
15425 with DW_FORM_line_strp form.
15426 (prune_unused_types_update_strings): Don't add into debug_str_hash
15427 indirect strings with DW_FORM_line_strp form.
15428 (adjust_name_comp_dir): New function.
15429 (dwarf2out_finish): Call it on CU DIEs after resetting
15430 debug_line_str_hash.
15432 2021-01-20 Vladimir N. Makarov <vmakarov@redhat.com>
15434 PR rtl-optimization/98722
15435 * lra-eliminations.c (eliminate_regs_in_insn): Check that target
15436 has no 3-op add insn to transform insns containing two pluses.
15438 2021-01-20 Richard Biener <rguenther@suse.de>
15440 * hwint.h (add_hwi): New function.
15441 (mul_hwi): Likewise.
15442 * tree-data-ref.c (initialize_matrix_A): Properly translate
15443 tree constants and avoid HOST_WIDE_INT_MIN.
15444 (lambda_matrix_row_add): Avoid undefined integer overflow
15445 and return true on such overflow.
15446 (lambda_matrix_right_hermite): Handle overflow from
15447 lambda_matrix_row_add gracefully. Simplify previous fix.
15448 (analyze_subscript_affine_affine): Likewise.
15450 2021-01-20 Eugene Rozenfeld <erozen@microsoft.com>
15452 PR tree-optimization/96674
15453 * match.pd: New patterns: x < y || y == XXX_MIN --> x <= y - 1
15454 x >= y && y != XXX_MIN --> x > y - 1
15456 2021-01-20 Richard Sandiford <richard.sandiford@arm.com>
15458 PR tree-optimization/98535
15459 * tree-vect-slp.c (duplicate_and_interleave): Use quick_grow_cleared.
15460 If the high and low permutes are the same, remove the high permutes
15461 from the working set and only continue with the low ones.
15463 2021-01-20 Jakub Jelinek <jakub@redhat.com>
15465 PR tree-optimization/98721
15466 * builtins.c (access_ref::inform_access): Don't assume
15467 SSA_NAME_IDENTIFIER must be non-NULL. Print messages about
15468 object whenever allocfn is NULL, rather than only when DECL_P
15469 is true. Use %qE instead of %qD for that. Formatting fixes.
15471 2021-01-20 Richard Biener <rguenther@suse.de>
15473 PR tree-optimization/98758
15474 * tree-data-ref.c (int_divides_p): Use lambda_int arguments.
15475 (lambda_matrix_right_hermite): Avoid undefinedness with
15476 signed integer abs and multiplication.
15477 (analyze_subscript_affine_affine): Use lambda_int.
15479 2021-01-20 David Malcolm <dmalcolm@redhat.com>
15482 * dwarf2out.c (output_line_info): Rename static variable
15483 "generation", moving it out of the function to...
15484 (output_line_info_generation): New.
15485 (init_sections_and_labels): Likewise, renaming the variable to...
15486 (init_sections_and_labels_generation): New.
15487 (dwarf2out_c_finalize): Reset the new variables.
15489 2021-01-19 Martin Sebor <msebor@redhat.com>
15491 PR middle-end/98664
15492 * tree-ssa-live.c (remove_unused_scope_block_p): Keep scopes for
15493 all functions, even if they're not declared artificial or inline.
15494 * tree.c (tree_inlined_location): Use macro expansion location
15495 only if scope traversal fails to expose one.
15497 2021-01-19 Richard Sandiford <richard.sandiford@arm.com>
15499 PR rtl-optimization/92294
15500 * alias.c (compare_base_symbol_refs): Take an extra parameter
15501 and add the distance between two symbols to it. Enshrine in
15502 comments that -1 means "either 0 or 1, but we can't tell
15503 which at compile time".
15504 (memrefs_conflict_p): Update call accordingly.
15505 (rtx_equal_for_memref_p): Likewise. Take the distance between symbols
15508 2021-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15510 * config/aarch64/aarch64-simd-builtins.def (sqshl, uqshl,
15511 sqrshl, uqrshl, sqadd, uqadd, sqsub, uqsub, suqadd, usqadd, sqmovn,
15512 uqmovn, sqxtn2, uqxtn2, sqabs, sqneg, sqdmlal, sqdmlsl, sqdmlal_lane,
15513 sqdmlsl_lane, sqdmlal_laneq, sqdmlsl_laneq, sqdmlal_n, sqdmlsl_n,
15514 sqdmlal2, sqdmlsl2, sqdmlal2_lane, sqdmlsl2_lane, sqdmlal2_laneq,
15515 sqdmlsl2_laneq, sqdmlal2_n, sqdmlsl2_n, sqdmull, sqdmull_lane,
15516 sqdmull_laneq, sqdmull_n, sqdmull2, sqdmull2_lane, sqdmull2_laneq,
15517 sqdmull2_n, sqdmulh, sqrdmulh, sqdmulh_lane, sqdmulh_laneq,
15518 sqrdmulh_lane, sqrdmulh_laneq, sqshrun_n, sqrshrun_n, sqshrn_n,
15519 uqshrn_n, sqrshrn_n, uqrshrn_n, sqshlu_n, sqshl_n, uqshl_n, sqrdmlah,
15520 sqrdmlsh, sqrdmlah_lane, sqrdmlsh_lane, sqrdmlah_laneq, sqrdmlsh_laneq,
15521 sqmovun): Use NONE flags.
15523 2021-01-19 Richard Biener <rguenther@suse.de>
15526 * ipa-modref.c (analyze_stmt): Only record a summary for a
15529 2021-01-19 Richard Biener <rguenther@suse.de>
15531 PR middle-end/98638
15532 * tree-ssanames.c (fini_ssanames): Zero SSA_NAME_DEF_STMT.
15534 2021-01-19 Daniel Hellstrom <daniel@gaisler.com>
15536 * config/sparc/rtemself.h (TARGET_OS_CPP_BUILTINS): Add
15537 built-in define __FIX_LEON3FT_TN0018.
15539 2021-01-19 Richard Biener <rguenther@suse.de>
15542 * tree-inline.c (tree_function_versioning): Set input_location
15543 to UNKNOWN_LOCATION throughout the function.
15545 2021-01-19 Tobias Burnus <tobias@codesourcery.com>
15548 * omp-low.c (lower_omp_target): Handle nonpointer is_device_ptr.
15550 2021-01-19 Martin Jambor <mjambor@suse.cz>
15553 * ipa-sra.c (ssa_name_only_returned_p): New parameter fun. Check
15554 whether non-call exceptions allow removal of a statement.
15555 (isra_analyze_call): Pass the appropriate function to
15556 ssa_name_only_returned_p.
15558 2021-01-19 Geng Qi <gengqi@linux.alibaba.com>
15560 * config/riscv/arch-canonicalize (longext_sort): New function for
15561 sorting 'multi-letter'.
15562 * config/riscv/multilib-generator: Adjusting the loop of 'alt' in
15563 'alts'. The 'arch' may not be the first of 'alts'.
15564 (_expand_combination): Add underline for the 'ext' without '*'.
15565 This is because, a single-letter extension can always be treated well
15566 with a '_' prefix, but it cannot be separated out if it is appended
15569 2021-01-18 Vladimir N. Makarov <vmakarov@redhat.com>
15572 * ira.c (ira): Skip abnormal critical edge splitting.
15574 2021-01-18 Jakub Jelinek <jakub@redhat.com>
15576 PR tree-optimization/98727
15577 * tree-ssa-math-opts.c (match_arith_overflow): Fix up computation of
15578 second .MUL_OVERFLOW operand for signed multiplication with overflow
15579 checking if the second operand of multiplication is not constant.
15581 2021-01-18 David Edelsohn <dje.gcc@gmail.com>
15583 * doc/invoke.texi (-gdwarf): TPF defaults to version 2 and AIX
15584 defaults to version 4.
15586 2021-01-18 David Malcolm <dmalcolm@redhat.com>
15588 * attribs.h (fndecl_dealloc_argno): New decl.
15589 * builtins.c (call_dealloc_argno): Split out second half of
15591 (fndecl_dealloc_argno): New.
15592 * doc/extend.texi (Common Function Attributes): Document the
15593 interaction between the analyzer and the malloc attribute.
15594 * doc/invoke.texi (Static Analyzer Options): Likewise.
15596 2021-01-17 David Edelsohn <dje.gcc@gmail.com>
15598 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Override
15599 dwarf_version to 4.
15600 * config/rs6000/aix72.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
15602 2021-01-17 Martin Jambor <mjambor@suse.cz>
15605 * cgraph.c (clone_of_p): Check also former_clone_of as we climb
15608 2021-01-17 Mark Wielaard <mark@klomp.org>
15610 * common.opt (gdwarf-): Init(5).
15611 * doc/invoke.texi (-gdwarf): Document default to 5.
15613 2021-01-16 Kwok Cheung Yeung <kcy@codesourcery.com>
15615 * builtin-types.def
15616 (BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT_PTR_INT): Rename
15618 (BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT_PTR_INT_PTR):
15619 ...this. Add extra argument.
15620 * gimplify.c (omp_default_clause): Ensure that event handle is
15621 firstprivate in a task region.
15622 (gimplify_scan_omp_clauses): Handle OMP_CLAUSE_DETACH.
15623 (gimplify_adjust_omp_clauses): Likewise.
15624 * omp-builtins.def (BUILT_IN_GOMP_TASK): Change function type to
15625 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT_PTR_INT_PTR.
15626 * omp-expand.c (expand_task_call): Add GOMP_TASK_FLAG_DETACH to flags
15627 if detach clause specified. Add detach argument when generating
15629 * omp-low.c (scan_sharing_clauses): Setup data environment for detach
15631 (finish_taskreg_scan): Move field for variable containing the event
15632 handle to the front of the struct.
15633 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_DETACH. Fix
15635 * tree-nested.c (convert_nonlocal_omp_clauses): Handle
15636 OMP_CLAUSE_DETACH clause.
15637 (convert_local_omp_clauses): Handle OMP_CLAUSE_DETACH clause.
15638 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE_DETACH.
15639 * tree.c (omp_clause_num_ops): Add entry for OMP_CLAUSE_DETACH.
15641 (omp_clause_code_name): Add entry for OMP_CLAUSE_DETACH. Fix
15643 (walk_tree_1): Handle OMP_CLAUSE_DETACH.
15645 2021-01-16 Sebastian Huber <sebastian.huber@embedded-brains.de>
15647 * config/nios2/t-rtems: Reset all MULTILIB_* variables. Shorten
15648 multilib directory names. Use MULTILIB_REQUIRED instead of
15649 MULTILIB_EXCEPTIONS. Add -mhw-mul -mhw-mulx -mhw-div
15650 -mcustom-fpu-cfg=fph2 multilib.
15652 2021-01-16 Sebastian Huber <sebastian.huber@embedded-brains.de>
15654 * config/nios2/nios2.c (NIOS2_FPU_CONFIG_NUM): Adjust value.
15655 (nios2_init_fpu_configs): Provide register values for new
15656 -mcustom-fpu-cfg=fph2 option variant.
15657 * doc/invoke.texi (-mcustom-fpu-cfg=fph2): Document new option
15660 2021-01-16 Sebastian Huber <sebastian.huber@embedded-brains.de>
15662 * config/nios2/nios2.c (nios2_custom_check_insns): Remove
15663 custom instruction warnings.
15665 2021-01-16 Jakub Jelinek <jakub@redhat.com>
15667 PR tree-optimization/96669
15668 * match.pd ((CST << x) & 1 -> x == 0): New simplification.
15670 2021-01-16 Jakub Jelinek <jakub@redhat.com>
15672 PR tree-optimization/96271
15673 * passes.def: Pass false argument to first two pass_cd_dce
15674 instances and true to last instance. Add comment that
15675 last instance rewrites no longer addressed locals.
15676 * tree-ssa-dce.c (pass_cd_dce): Add update_address_taken_p member and
15678 (pass_cd_dce::set_pass_param): New method.
15679 (pass_cd_dce::execute): Return TODO_update_address_taken from
15680 last cd_dce instance.
15682 2021-01-15 Carl Love <cel@us.ibm.com>
15684 * config/rs6000/altivec.h (vec_mulh, vec_div, vec_dive, vec_mod):
15686 * config/rs6000/altivec.md (VIlong): Move define to file vsx.md.
15687 * config/rs6000/rs6000-builtin.def (DIVES_V4SI, DIVES_V2DI,
15688 DIVEU_V4SI, DIVEU_V2DI, DIVS_V4SI, DIVS_V2DI, DIVU_V4SI,
15689 DIVU_V2DI, MODS_V2DI, MODS_V4SI, MODU_V2DI, MODU_V4SI,
15690 MULHS_V2DI, MULHS_V4SI, MULHU_V2DI, MULHU_V4SI, MULLD_V2DI):
15691 Add builtin define.
15692 (MULH, DIVE, MOD): Add new BU_P10_OVERLOAD_2 definitions.
15693 * config/rs6000/rs6000-call.c (VSX_BUILTIN_VEC_DIV,
15694 VSX_BUILTIN_VEC_DIVE, P10_BUILTIN_VEC_MOD, P10_BUILTIN_VEC_MULH):
15695 New overloaded definitions.
15696 (builtin_function_type) [P10V_BUILTIN_DIVEU_V4SI,
15697 P10V_BUILTIN_DIVEU_V2DI, P10V_BUILTIN_DIVU_V4SI,
15698 P10V_BUILTIN_DIVU_V2DI, P10V_BUILTIN_MODU_V2DI,
15699 P10V_BUILTIN_MODU_V4SI, P10V_BUILTIN_MULHU_V2DI,
15700 P10V_BUILTIN_MULHU_V4SI]: Add case
15701 statement for builtins.
15702 * config/rs6000/rs6000.md (bits): Add new attribute sizes V4SI, V2DI.
15703 * config/rs6000/vsx.md (VIlong): Moved from config/rs6000/altivec.md.
15704 (UNSPEC_VDIVES, UNSPEC_VDIVEU): New unspec definitions.
15705 (vsx_mul_v2di): Add if TARGET_POWER10 statement.
15706 (vsx_udiv_v2di): Add if TARGET_POWER10 statement.
15707 (dives_<mode>, diveu_<mode>, div<mode>3, uvdiv<mode>3,
15708 mods_<mode>, modu_<mode>, mulhs_<mode>, mulhu_<mode>, mulv2di3):
15709 Add define_insn, mode is VIlong.
15710 * doc/extend.texi (vec_mulh, vec_mul, vec_div, vec_dive, vec_mod):
15711 Add builtin descriptions.
15713 2021-01-15 Eric Botcazou <ebotcazou@adacore.com>
15715 * final.c (final_start_function_1): Reset force_source_line.
15717 2021-01-15 Jakub Jelinek <jakub@redhat.com>
15719 PR tree-optimization/96669
15720 * match.pd (((1 << A) & 1) != 0 -> A == 0,
15721 ((1 << A) & 1) == 0 -> A != 0): Generalize for 1s replaced by
15722 possibly different power of two constants and to right shift too.
15724 2021-01-15 Jakub Jelinek <jakub@redhat.com>
15726 PR tree-optimization/96681
15727 * match.pd ((x < 0) ^ (y < 0) to (x ^ y) < 0): New simplification.
15728 ((x >= 0) ^ (y >= 0) to (x ^ y) < 0): Likewise.
15729 ((x < 0) ^ (y >= 0) to (x ^ y) >= 0): Likewise.
15730 ((x >= 0) ^ (y < 0) to (x ^ y) >= 0): Likewise.
15732 2021-01-15 Alexandre Oliva <oliva@adacore.com>
15734 * opts.c (gen_command_line_string): Exclude -dumpbase-ext.
15736 2021-01-15 Tamar Christina <tamar.christina@arm.com>
15738 * config/aarch64/aarch64-simd.md (cml<fcmac1><conj_op><mode>4,
15739 cmul<conj_op><mode>3): New.
15740 * config/aarch64/iterators.md (UNSPEC_FCMUL,
15741 UNSPEC_FCMUL180, UNSPEC_FCMLA_CONJ, UNSPEC_FCMLA180_CONJ,
15742 UNSPEC_CMLA_CONJ, UNSPEC_CMLA180_CONJ, UNSPEC_CMUL, UNSPEC_CMUL180,
15743 FCMLA_OP, FCMUL_OP, conj_op, rotsplit1, rotsplit2, fcmac1, sve_rot1,
15744 sve_rot2, SVE2_INT_CMLA_OP, SVE2_INT_CMUL_OP, SVE2_INT_CADD_OP): New.
15745 (rot): Add UNSPEC_FCMUL, UNSPEC_FCMUL180.
15746 (rot_op): Renamed to conj_op.
15747 * config/aarch64/aarch64-sve.md (cml<fcmac1><conj_op><mode>4,
15748 cmul<conj_op><mode>3): New.
15749 * config/aarch64/aarch64-sve2.md (cml<fcmac1><conj_op><mode>4,
15750 cmul<conj_op><mode>3): New.
15752 2021-01-15 David Malcolm <dmalcolm@redhat.com>
15756 (selftest::test_print_parseable_fixits_bytes_vs_display_columns):
15757 Escape the tempfile name when constructing the expected output.
15759 2021-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15761 * config/aarch64/aarch64-simd.md (*aarch64_<su>mlsl_hi<mode>):
15763 (aarch64_<su>mlsl_hi<mode>): ... This.
15764 (aarch64_<su>mlsl_hi<mode>): Define.
15765 (*aarch64_<su>mlsl<mode): Rename to...
15766 (aarch64_<su>mlsl<mode): ... This.
15767 * config/aarch64/aarch64-simd-builtins.def (smlsl, umlsl,
15768 smlsl_hi, umlsl_hi): Define builtins.
15769 * config/aarch64/arm_neon.h (vmlsl_high_s8, vmlsl_high_s16,
15770 vmlsl_high_s32, vmlsl_high_u8, vmlsl_high_u16, vmlsl_high_u32,
15771 vmlsl_s8, vmlsl_s16, vmlsl_s32, vmlsl_u8,
15772 vmlsl_u16, vmlsl_u32): Reimplement with builtins.
15774 2021-01-15 Uroš Bizjak <ubizjak@gmail.com>
15776 * config/i386/i386-c.c (ix86_target_macros):
15777 Use cpp_define_formatted for __SIZEOF_FLOAT80__ definition.
15779 2021-01-15 Richard Sandiford <richard.sandiford@arm.com>
15782 * config.gcc (aarch64*-*-*): Add aarch64-cc-fusion.o to extra_objs.
15783 * Makefile.in (RTL_SSA_H): New variable.
15784 * config/aarch64/t-aarch64 (aarch64-cc-fusion.o): New rule.
15785 * config/aarch64/aarch64-protos.h (make_pass_cc_fusion): Declare.
15786 * config/aarch64/aarch64-passes.def: Add pass_cc_fusion after
15788 * config/aarch64/aarch64-cc-fusion.cc: New file.
15790 2021-01-15 Richard Sandiford <richard.sandiford@arm.com>
15792 * recog.h (insn_change_watermark::~insn_change_watermark): Avoid
15793 calling cancel_changes for changes that no longer exist.
15795 2021-01-15 Richard Sandiford <richard.sandiford@arm.com>
15797 * rtl-ssa/functions.h (function_info::ref_defs): Rename to...
15798 (function_info::reg_defs): ...this.
15799 * rtl-ssa/member-fns.inl (function_info::ref_defs): Rename to...
15800 (function_info::reg_defs): ...this.
15802 2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
15805 * config/arm/arm_neon.h (vceqz_p64, vceqq_p64, vceqzq_p64): New.
15807 2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
15810 2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
15813 * config/arm/arm_neon.h (vceqz_p64, vceqq_p64, vceqzq_p64): New.
15815 2021-01-15 Richard Biener <rguenther@suse.de>
15817 PR tree-optimization/96376
15818 * tree-vect-stmts.c (get_load_store_type): Disregard alignment
15819 for VMAT_INVARIANT.
15821 2021-01-15 Martin Liska <mliska@suse.cz>
15823 * doc/install.texi: Document that some tests need pytest module.
15824 * doc/sourcebuild.texi: Likewise.
15826 2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
15829 * config/arm/arm_neon.h (vceqz_p64, vceqq_p64, vceqzq_p64): New.
15831 2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
15833 * config/arm/mve.md (mve_vshrq_n_s<mode>_imm): New entry.
15834 (mve_vshrq_n_u<mode>_imm): Likewise.
15835 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Move to ...
15836 * config/arm/vec-common.md: ... here.
15838 2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
15840 * config/arm/mve.md (mve_vshlq_<supf><mode>): Move to
15842 * config/arm/neon.md (vashl<mode>3): Delete.
15843 * config/arm/vec-common.md (mve_vshlq_<supf><mode>): New.
15844 (vasl<mode>3): New expander.
15846 2021-01-15 Richard Biener <rguenther@suse.de>
15848 PR tree-optimization/98685
15849 * tree-vect-slp.c (vect_schedule_slp_node): Refactor handling
15850 of vector extern defs.
15852 2021-01-14 David Malcolm <dmalcolm@redhat.com>
15855 * diagnostic.c (diagnostic_kind_text): Break out this array
15857 (diagnostic_build_prefix): ...here.
15858 (fancy_abort): Detect when diagnostic_initialize has not yet been
15859 called and fall back to a minimal implementation of printing the
15860 ICE, rather than segfaulting in internal_error.
15862 2021-01-14 David Malcolm <dmalcolm@redhat.com>
15864 * diagnostic.c (diagnostic_initialize): Eliminate
15865 parseable_fixits_p in favor of initializing extra_output_kind from
15866 GCC_EXTRA_DIAGNOSTIC_OUTPUT.
15867 (convert_column_unit): New function, split out from...
15868 (diagnostic_converted_column): ...this.
15869 (print_parseable_fixits): Add "column_unit" and "tabstop" params.
15870 Use them to call convert_column_unit on the column values.
15871 (diagnostic_report_diagnostic): Eliminate conditional on
15872 parseable_fixits_p in favor of a switch statement on
15873 extra_output_kind, passing the appropriate values to the new
15874 params of print_parseable_fixits.
15875 (selftest::test_print_parseable_fixits_none): Update for new
15876 params of print_parseable_fixits.
15877 (selftest::test_print_parseable_fixits_insert): Likewise.
15878 (selftest::test_print_parseable_fixits_remove): Likewise.
15879 (selftest::test_print_parseable_fixits_replace): Likewise.
15880 (selftest::test_print_parseable_fixits_bytes_vs_display_columns):
15882 (selftest::diagnostic_c_tests): Call it.
15883 * diagnostic.h (enum diagnostics_extra_output_kind): New.
15884 (diagnostic_context::parseable_fixits_p): Delete field in favor
15886 (diagnostic_context::extra_output_kind): ...this new field.
15887 * doc/invoke.texi (Environment Variables): Add
15888 GCC_EXTRA_DIAGNOSTIC_OUTPUT.
15889 * opts.c (common_handle_option): Update handling of
15890 OPT_fdiagnostics_parseable_fixits for change to diagnostic_context
15893 2021-01-14 Tamar Christina <tamar.christina@arm.com>
15895 * tree-vect-slp-patterns.c (class complex_operations_pattern,
15896 complex_operations_pattern::matches,
15897 complex_operations_pattern::recognize,
15898 complex_operations_pattern::build): New.
15899 (slp_patterns): Use it.
15901 2021-01-14 Tamar Christina <tamar.christina@arm.com>
15903 * internal-fn.def (COMPLEX_FMS, COMPLEX_FMS_CONJ): New.
15904 * optabs.def (cmls_optab, cmls_conj_optab): New.
15905 * doc/md.texi: Document them.
15906 * tree-vect-slp-patterns.c (class complex_fms_pattern,
15907 complex_fms_pattern::matches, complex_fms_pattern::recognize,
15908 complex_fms_pattern::build): New.
15910 2021-01-14 Tamar Christina <tamar.christina@arm.com>
15912 * internal-fn.def (COMPLEX_FMA, COMPLEX_FMA_CONJ): New.
15913 * optabs.def (cmla_optab, cmla_conj_optab): New.
15914 * doc/md.texi: Document them.
15915 * tree-vect-slp-patterns.c (vect_match_call_p,
15916 class complex_fma_pattern, vect_slp_reset_pattern,
15917 complex_fma_pattern::matches, complex_fma_pattern::recognize,
15918 complex_fma_pattern::build): New.
15920 2021-01-14 Tamar Christina <tamar.christina@arm.com>
15922 * internal-fn.def (COMPLEX_MUL, COMPLEX_MUL_CONJ): New.
15923 * optabs.def (cmul_optab, cmul_conj_optab): New.
15924 * doc/md.texi: Document them.
15925 * tree-vect-slp-patterns.c (vect_match_call_complex_mla,
15926 vect_normalize_conj_loc, is_eq_or_top, vect_validate_multiplication,
15927 vect_build_combine_node, class complex_mul_pattern,
15928 complex_mul_pattern::matches, complex_mul_pattern::recognize,
15929 complex_mul_pattern::build): New.
15931 2021-01-14 Tamar Christina <tamar.christina@arm.com>
15933 * tree-vect-slp.c (optimize_load_redistribution_1): New.
15934 (optimize_load_redistribution, vect_is_slp_load_node): New.
15935 (vect_match_slp_patterns): Use it.
15937 2021-01-14 Tamar Christina <tamar.christina@arm.com>
15939 * tree-vect-slp-patterns.c (complex_add_pattern::build):
15942 2021-01-14 Thomas Schwinge <thomas@codesourcery.com>
15944 * config/gcn/mkoffload.c (main): Create an offload image only in
15945 64-bit configurations.
15947 2021-01-14 H.J. Lu <hjl.tools@gmail.com>
15950 * config/i386/i386-options.c (ix86_option_override_internal):
15951 Issue an error for -fcf-protection with CF_BRANCH when compiling
15952 for 32-bit non-TARGET_CMOV targets.
15954 2021-01-14 Uroš Bizjak <ubizjak@gmail.com>
15957 * config/i386/i386-options.c (ix86_valid_target_attribute_inner_p):
15958 Remove declaration and initialization of shadow variable "ret".
15959 (ix86_option_override_internal): Remove delcaration of
15960 shadow variable "i". Redeclare shadowed variable to unsigned.
15961 * common/config/i386/i386-common.c (pta_size): Redeclare to unsigned.
15962 * config/i386/i386-builtins.c (get_builtin_code_for_version):
15963 Update for redeclaration.
15964 * config/i386/i386.h (pta_size): Ditto.
15966 2021-01-14 Richard Biener <rguenther@suse.de>
15968 PR tree-optimization/98674
15969 * tree-data-ref.c (base_supports_access_fn_components_p): New.
15970 (initialize_data_dependence_relation): For two bases without
15971 possible access fns resort to type size equality when determining
15972 shape compatibility.
15974 2021-01-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15977 * config/arm/arm_neon.h: Replace calls to __builtin_vcge* by
15978 <=, >= operators in vcle and vcge intrinsics respectively.
15979 * config/arm/arm_neon_builtins.def: Remove entry for
15982 2021-01-14 Uroš Bizjak <ubizjak@gmail.com>
15985 * config/i386/i386-options.c (ix86_function_specific_save):
15986 Remove redundant assignment to opts->x_ix86_branch_cost.
15987 * config/i386/i386.c (ix86_prefetch_sse):
15988 Rename from x86_prefetch_sse. Update all uses.
15989 * config/i386/i386.h: Update for rename.
15990 * config/i386/i386-options.h: Ditto.
15992 2021-01-14 Jakub Jelinek <jakub@redhat.com>
15995 * config/i386/sse.md (*sse4_1_zero_extendv8qiv8hi2_3,
15996 *sse4_1_zero_extendv4hiv4si2_3, *sse4_1_zero_extendv2siv2di2_3):
15997 Use Bm instead of m for non-avx. Add isa attribute.
15999 2021-01-14 Jakub Jelinek <jakub@redhat.com>
16001 PR tree-optimization/96688
16002 * match.pd (~(X >> Y) -> ~X >> Y): New simplification if
16003 ~X can be simplified.
16005 2021-01-14 Richard Sandiford <richard.sandiford@arm.com>
16007 * tree-vect-stmts.c (vect_model_load_cost): Account for unused
16008 IFN_LOAD_LANES results.
16010 2021-01-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16012 * config/aarch64/aarch64-simd.md (aarch64_<su>xtl<mode>):
16014 (aarch64_xtn<mode>): Likewise.
16015 * config/aarch64/aarch64-simd-builtins.def (sxtl, uxtl, xtn):
16018 * config/aarch64/arm_neon.h (vmovl_s8): Reimplement using
16020 (vmovl_s16): Likewise.
16021 (vmovl_s32): Likewise.
16022 (vmovl_u8): Likewise.
16023 (vmovl_u16): Likewise.
16024 (vmovl_u32): Likewise.
16025 (vmovn_s16): Likewise.
16026 (vmovn_s32): Likewise.
16027 (vmovn_s64): Likewise.
16028 (vmovn_u16): Likewise.
16029 (vmovn_u32): Likewise.
16030 (vmovn_u64): Likewise.
16032 2021-01-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16034 * config/aarch64/aarch64-simd.md (aarch64_<su>qxtn2<mode>_le):
16036 (aarch64_<su>qxtn2<mode>_be): Likewise.
16037 (aarch64_<su>qxtn2<mode>): Likewise.
16038 * config/aarch64/aarch64-simd-builtins.def (sqxtn2, uqxtn2):
16040 * config/aarch64/iterators.md (SAT_TRUNC): Define code_iterator.
16041 (su): Handle ss_truncate and us_truncate.
16042 * config/aarch64/arm_neon.h (vqmovn_high_s16): Reimplement using
16044 (vqmovn_high_s32): Likewise.
16045 (vqmovn_high_s64): Likewise.
16046 (vqmovn_high_u16): Likewise.
16047 (vqmovn_high_u32): Likewise.
16048 (vqmovn_high_u64): Likewise.
16050 2021-01-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16052 * config/aarch64/aarch64-simd.md (aarch64_xtn2<mode>_le):
16054 (aarch64_xtn2<mode>_be): Likewise.
16055 (aarch64_xtn2<mode>): Likewise.
16056 * config/aarch64/aarch64-simd-builtins.def (xtn2): Define
16058 * config/aarch64/arm_neon.h (vmovn_high_s16): Reimplement using
16060 (vmovn_high_s32): Likewise.
16061 (vmovn_high_s64): Likewise.
16062 (vmovn_high_u16): Likewise.
16063 (vmovn_high_u32): Likewise.
16064 (vmovn_high_u64): Likewise.
16066 2021-01-13 Stafford Horne <shorne@gmail.com>
16068 * config/or1k/or1k.h (ASM_PREFERRED_EH_DATA_FORMAT): New macro.
16070 2021-01-13 Stafford Horne <shorne@gmail.com>
16072 * config/or1k/linux.h (TARGET_ASM_FILE_END): Define macro.
16074 2021-01-13 Stafford Horne <shorne@gmail.com>
16076 * config/or1k/or1k.h (TARGET_CPU_CPP_BUILTINS): Add builtin
16077 define for __or1k_hard_float__.
16079 2021-01-13 Stafford Horne <shorne@gmail.com>
16081 * config/or1k/or1k.h (NO_PROFILE_COUNTERS): Define as 1.
16082 (PROFILE_HOOK): Define to call _mcount.
16083 (FUNCTION_PROFILER): Change from abort to no-op.
16085 2021-01-13 Jakub Jelinek <jakub@redhat.com>
16087 PR tree-optimization/96691
16088 * match.pd ((~X | C) ^ D -> (X | C) ^ (~D ^ C),
16089 (~X & C) ^ D -> (X & C) ^ (D ^ C)): New simplifications if
16090 (~D ^ C) or (D ^ C) can be simplified.
16092 2021-01-13 Richard Biener <rguenther@suse.de>
16094 PR tree-optimization/92645
16095 * match.pd (BIT_FIELD_REF to conversion): Delay canonicalization
16096 until after vector lowering.
16098 2021-01-13 Richard Sandiford <richard.sandiford@arm.com>
16100 * config/aarch64/aarch64-sve.md (fnma<mode>4): Extend from SVE_FULL_I
16102 (@aarch64_pred_fnma<mode>, cond_fnma<mode>, *cond_fnma<mode>_2)
16103 (*cond_fnma<mode>_4, *cond_fnma<mode>_any): Likewise.
16105 2021-01-13 Richard Sandiford <richard.sandiford@arm.com>
16107 * config/aarch64/aarch64-sve.md (fma<mode>4): Extend from SVE_FULL_I
16109 (@aarch64_pred_fma<mode>, cond_fma<mode>, *cond_fma<mode>_2)
16110 (*cond_fma<mode>_4, *cond_fma<mode>_any): Likewise.
16112 2021-01-13 Richard Biener <rguenther@suse.de>
16114 PR tree-optimization/92645
16115 * tree-vect-slp.c (vect_build_slp_tree_1): Relax supported
16116 BIT_FIELD_REF argument.
16117 (vect_build_slp_tree_2): Record the desired vector type
16118 on the external vector def.
16119 (vectorizable_slp_permutation): Handle required punning
16120 of existing vector defs.
16122 2021-01-13 Richard Sandiford <richard.sandiford@arm.com>
16124 * rtl-ssa/accesses.h (def_lookup): Fix order of comparison results.
16126 2021-01-13 Richard Sandiford <richard.sandiford@arm.com>
16128 * config/sh/sh.md (movsf_ie): Remove operands[2] test.
16130 2021-01-13 Samuel Thibault <samuel.thibault@ens-lyon.org>
16132 * config.gcc [$target == *-*-gnu*]: Enable
16133 'default_gnu_indirect_function'.
16135 2021-01-13 Jakub Jelinek <jakub@redhat.com>
16138 * optabs.c (expand_vec_perm_const): Don't force v0 and v1 into
16139 registers before calling targetm.vectorize.vec_perm_const, only after
16141 * config/i386/i386-expand.c (ix86_vectorize_vec_perm_const): Handle
16142 two argument permutation when one operand is zero vector and only
16143 after that force operands into registers.
16144 * config/i386/sse.md (*avx2_zero_extendv16qiv16hi2_1): New
16145 define_insn_and_split pattern.
16146 (*avx512bw_zero_extendv32qiv32hi2_1): Likewise.
16147 (*avx512f_zero_extendv16hiv16si2_1): Likewise.
16148 (*avx2_zero_extendv8hiv8si2_1): Likewise.
16149 (*avx512f_zero_extendv8siv8di2_1): Likewise.
16150 (*avx2_zero_extendv4siv4di2_1): Likewise.
16151 * config/mips/mips.c (mips_vectorize_vec_perm_const): Force operands
16153 * config/arm/arm.c (arm_vectorize_vec_perm_const): Likewise.
16154 * config/sparc/sparc.c (sparc_vectorize_vec_perm_const): Likewise.
16155 * config/ia64/ia64.c (ia64_vectorize_vec_perm_const): Likewise.
16156 * config/aarch64/aarch64.c (aarch64_vectorize_vec_perm_const): Likewise.
16157 * config/rs6000/rs6000.c (rs6000_vectorize_vec_perm_const): Likewise.
16158 * config/gcn/gcn.c (gcn_vectorize_vec_perm_const): Likewise. Use std::swap.
16160 2021-01-13 Martin Liska <mliska@suse.cz>
16162 PR tree-optimization/98455
16163 * gimple-if-to-switch.cc (condition_info::record_phi_mapping):
16164 Record also virtual PHIs.
16165 (pass_if_to_switch::execute): Return TODO_cleanup_cfg only
16168 2021-01-13 Jonathan Wakely <jwakely@redhat.com>
16170 * doc/invoke.texi (C++ Modules): Fix typos.
16172 2021-01-13 Richard Biener <rguenther@suse.de>
16174 PR tree-optimization/98640
16175 * tree-ssa-sccvn.c (visit_nary_op): Do not try to
16176 handle plus or minus from a truncated operand to be
16179 2021-01-13 Jakub Jelinek <jakub@redhat.com>
16182 * config/i386/i386.md (*btr<mode>_1, *btr<mode>_2): New
16183 define_insn_and_split patterns.
16184 (splitter after *btr<mode>_2): New splitter.
16186 2021-01-13 Martin Liska <mliska@suse.cz>
16189 * cgraphunit.c (analyze_functions): Remove dead code.
16191 2021-01-13 Qian Jianhua <qianjh@cn.fujitsu.com>
16193 * config/aarch64/aarch64-cost-tables.h (a64fx_extra_costs): New.
16194 * config/aarch64/aarch64.c (a64fx_addrcost_table): New.
16195 (a64fx_regmove_cost, a64fx_vector_cost): New.
16196 (a64fx_tunings): Use the new added cost tables.
16198 2021-01-13 Jakub Jelinek <jakub@redhat.com>
16201 * config/i386/predicates.md (pmovzx_parallel): New predicate.
16202 * config/i386/sse.md (*sse4_1_zero_extendv8qiv8hi2_3): New
16203 define_insn_and_split pattern.
16204 (*sse4_1_zero_extendv4hiv4si2_3): Likewise.
16205 (*sse4_1_zero_extendv2siv2di2_3): Likewise.
16207 2021-01-13 Julian Brown <julian@codesourcery.com>
16209 * config/gcn/gcn.c (gcn_conditional_register_usage): Remove dead code
16210 to fix v0 register.
16212 2021-01-13 Julian Brown <julian@codesourcery.com>
16214 * config/gcn/gcn.c (gcn_md_reorg): Fix case where EXEC reg is live
16217 2021-01-13 Julian Brown <julian@codesourcery.com>
16219 * config/gcn/gcn-valu.md (recip<mode>2<exec>, recip<mode>2): Use unspec
16220 for reciprocal-approximation instructions.
16221 (div<mode>3): Use fused multiply-accumulate operations for reciprocal
16222 refinement and division result.
16223 * config/gcn/gcn.md (UNSPEC_RCP): New unspec constant.
16225 2021-01-13 Julian Brown <julian@codesourcery.com>
16227 * config/gcn/gcn-valu.md (subdf): Rename to...
16230 2021-01-12 Martin Liska <mliska@suse.cz>
16232 * gcov.c (source_info::debug): Fix printf format for 32-bit hosts.
16234 2021-01-12 Andrea Corallo <andrea.corallo@arm.com>
16236 * function-abi.h: Fix typo.
16238 2021-01-12 Christophe Lyon <christophe.lyon@linaro.org>
16242 * config/arm/arm.h (ARM_HAVE_NEON_V8QI_LDST): New macro.
16243 (ARM_HAVE_NEON_V16QI_LDST, ARM_HAVE_NEON_V4HI_LDST): Likewise.
16244 (ARM_HAVE_NEON_V8HI_LDST, ARM_HAVE_NEON_V2SI_LDST): Likewise.
16245 (ARM_HAVE_NEON_V4SI_LDST, ARM_HAVE_NEON_V4HF_LDST): Likewise.
16246 (ARM_HAVE_NEON_V8HF_LDST, ARM_HAVE_NEON_V4BF_LDST): Likewise.
16247 (ARM_HAVE_NEON_V8BF_LDST, ARM_HAVE_NEON_V2SF_LDST): Likewise.
16248 (ARM_HAVE_NEON_V4SF_LDST, ARM_HAVE_NEON_DI_LDST): Likewise.
16249 (ARM_HAVE_NEON_V2DI_LDST): Likewise.
16250 (ARM_HAVE_V8QI_LDST, ARM_HAVE_V16QI_LDST): Likewise.
16251 (ARM_HAVE_V4HI_LDST, ARM_HAVE_V8HI_LDST): Likewise.
16252 (ARM_HAVE_V2SI_LDST, ARM_HAVE_V4SI_LDST, ARM_HAVE_V4HF_LDST): Likewise.
16253 (ARM_HAVE_V8HF_LDST, ARM_HAVE_V4BF_LDST, ARM_HAVE_V8BF_LDST): Likewise.
16254 (ARM_HAVE_V2SF_LDST, ARM_HAVE_V4SF_LDST, ARM_HAVE_DI_LDST): Likewise.
16255 (ARM_HAVE_V2DI_LDST): Likewise.
16256 * config/arm/mve.md (*movmisalign<mode>_mve_store): New pattern.
16257 (*movmisalign<mode>_mve_load): New pattern.
16258 * config/arm/neon.md (movmisalign<mode>): Move to ...
16259 * config/arm/vec-common.md: ... here.
16261 2021-01-12 Vladimir N. Makarov <vmakarov@redhat.com>
16264 * lra-eliminations.c (eliminate_regs_in_insn): Add transformation
16265 of pattern 'plus (plus (hard reg, const), pseudo)'.
16267 2021-01-12 Richard Biener <rguenther@suse.de>
16269 PR tree-optimization/98550
16270 * tree-vect-slp.c (vect_record_max_nunits): Check whether
16271 the group size is a multiple of the vector element count.
16272 (vect_build_slp_tree_1): When we need to fail because
16273 the vector type choosen causes unrolling do so lazily
16274 without affecting matches only at the end to guide group splitting.
16276 2021-01-12 Martin Liska <mliska@suse.cz>
16279 * optc-save-gen.awk: Compare also n_target_save vars with
16282 2021-01-12 Martin Liska <mliska@suse.cz>
16284 * gcov.c (source_info::debug): New.
16285 (print_usage): Add --debug (-D) option.
16286 (process_args): Likewise.
16287 (generate_results): Call src->debug after
16288 accumulate_line_counts.
16289 (read_graph_file): Properly assign id for EXIT_BLOCK.
16290 * profile.c (branch_prob): Dump function body before it is
16293 2021-01-12 Jakub Jelinek <jakub@redhat.com>
16295 PR tree-optimization/98629
16296 * tree-ssa-math-opts.c (arith_overflow_check_p): Don't update use_stmt
16297 unless returning non-zero.
16299 2021-01-12 Jakub Jelinek <jakub@redhat.com>
16301 PR tree-optimization/95731
16302 * tree-ssa-reassoc.c (optimize_range_tests_cmp_bitwise): Also optimize
16303 x < 0 && y < 0 && z < 0 into (x | y | z) < 0 for signed x, y, z.
16304 (optimize_range_tests): Call optimize_range_tests_cmp_bitwise
16305 only after optimize_range_tests_var_bound.
16307 2021-01-12 Jakub Jelinek <jakub@redhat.com>
16309 * configure.ac: Ensure c/Make-lang.in comes first in @all_lang_makefrags@.
16310 * configure: Regenerated.
16312 2021-01-12 liuhongt <hongtao.liu@intel.com>
16315 * config/i386/i386-builtins.h (BUILTIN_DESC_SWAP_OPERANDS):
16317 * config/i386/i386-expand.c (ix86_expand_sse_comi): Delete
16320 2021-01-12 Alexandre Oliva <oliva@adacore.com>
16322 * ssa-iterators.h (end_imm_use_stmt_traverse): Forward
16324 (auto_end_imm_use_stmt_traverse): New struct.
16325 (FOR_EACH_IMM_USE_STMT): Use it.
16326 (BREAK_FROM_IMM_USE_STMT, RETURN_FROM_IMM_USE_STMT): Remove,
16328 * gimple-ssa-strength-reduction.c: ... here, ...
16329 * graphite-scop-detection.c: ... here, ...
16330 * ipa-modref.c, ipa-pure-const.c, ipa-sra.c: ... here, ...
16331 * tree-predcom.c, tree-ssa-ccp.c: ... here, ...
16332 * tree-ssa-dce.c, tree-ssa-dse.c: ... here, ...
16333 * tree-ssa-loop-ivopts.c, tree-ssa-math-opts.c: ... here, ...
16334 * tree-ssa-phiprop.c, tree-ssa.c: ... here, ...
16335 * tree-vect-slp.c: ... and here, ...
16336 * doc/tree-ssa.texi: ... and the example here.
16338 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
16340 * config/aarch64/aarch64-sve.md (sdiv_pow2<mode>3): Extend from
16341 SVE_FULL_I to SVE_I. Generate an UNSPEC_PRED_X.
16342 (*sdiv_pow2<mode>3): New pattern.
16343 (@cond_<sve_int_op><mode>): Extend from SVE_FULL_I to SVE_I.
16344 Wrap the ASRD in an UNSPEC_PRED_X.
16345 (*cond_<sve_int_op><mode>_2): Likewise. Replace the UNSPEC_PRED_X
16346 predicate with a constant PTRUE, if it isn't already.
16347 (*cond_<sve_int_op><mode>_z): Replace with...
16348 (*cond_<sve_int_op><mode>_any): ...this new pattern.
16350 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
16352 * config/aarch64/aarch64-sve.md (*cond_bic<mode>_2): Extend from
16353 SVE_FULL_I to SVE_I.
16354 (*cond_bic<mode>_any): Likewise.
16356 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
16358 * config/aarch64/aarch64-sve.md (<su>mul<mode>3_highpart)
16359 (@aarch64_pred_<MUL_HIGHPART:optab><mode>): Extend from SVE_FULL_I
16362 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
16364 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): Extend from
16365 SVE_FULL_I to SVE_I.
16366 (*aarch64_cond_<su>abd<mode>_2): Likewise.
16367 (*aarch64_cond_<su>abd<mode>_any): Likewise.
16368 (@aarch64_pred_<su>abd<mode>): Likewise. Use UNSPEC_PRED_X
16369 for the max and min but not for the minus.
16370 (*aarch64_cond_<su>abd<mode>_3): New pattern.
16372 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
16374 * config/aarch64/iterators.md (SVE_24I): New iterator.
16375 * config/aarch64/aarch64-sve.md (*aarch64_adr<mode>_shift): Extend from
16376 SVE_FULL_SDI to SVE_24I. Use containers rather than elements.
16378 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
16380 * config/aarch64/aarch64-sve.md (@cond_<SVE_INT_BINARY:optab><mode>)
16381 (*cond_<SVE_INT_BINARY:optab><mode>_2): Extend from SVE_FULL_I
16383 (*cond_<SVE_INT_BINARY:optab><mode>_3): Likewise.
16384 (*cond_<SVE_INT_BINARY:optab><mode>_any): Likewise.
16385 (*cond_<SVE_INT_BINARY:optab><mode>_2_const): Likewise.
16386 (*cond_<SVE_INT_BINARY:optab><mode>_any_const): Likewise.
16388 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
16390 * config/aarch64/aarch64-sve.md (<SVE_INT_BINARY_IMM:optab><mode>3)
16391 (@aarch64_pred_<SVE_INT_BINARY_IMM:optab><mode>)
16392 (*post_ra_<SVE_INT_BINARY_IMM:optab><mode>3): Extend from SVE_FULL_I
16395 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
16397 * config/aarch64/aarch64-sve.md (<ASHIFT:optab><mode>3)
16398 (v<ASHIFT:optab><mode>3, @aarch64_pred_<optab><mode>)
16399 (*post_ra_v<ASHIFT:optab><mode>3): Extend from SVE_FULL_I to SVE_I.
16401 2021-01-11 Martin Liska <mliska@suse.cz>
16404 * symtab-clones.h (clone_info::release): Release
16405 symtab::m_clones with ggc_delete as it's a GGC memory.
16407 2021-01-11 Matthias Klose <doko@ubuntu.com>
16409 * Makefile.in (LINK_PROGRESS): Show the link target.
16411 2021-01-11 Richard Biener <rguenther@suse.de>
16413 PR tree-optimization/91403
16414 * tree-vect-data-refs.c (vect_analyze_group_access_1): Cap
16415 single-element interleaving group size at 4096 elements.
16417 2021-01-11 Richard Biener <rguenther@suse.de>
16419 PR tree-optimization/98526
16420 * tree-vect-loop.c (vect_model_reduction_cost): Remove costing
16421 of the actual reduction op for the regular case.
16422 (vectorizable_reduction): Cost the stmts
16423 vect_transform_reduction produces here.
16425 2021-01-11 Andreas Krebbel <krebbel@linux.ibm.com>
16427 * tree-ssa-forwprop.c (simplify_vector_constructor): For
16428 big-endian, use UNPACK[_FLOAT]_HI.
16430 2021-01-11 Tamar Christina <tamar.christina@arm.com>
16432 * tree-vect-slp-patterns.c (class complex_pattern,
16433 class complex_add_pattern): Add parameters to matches.
16434 (complex_add_pattern::build): Free memory.
16435 (complex_add_pattern::matches): Move validation end of match.
16436 (complex_add_pattern::recognize): Likewise.
16438 2021-01-11 Tamar Christina <tamar.christina@arm.com>
16440 * tree-vect-slp-patterns.c (linear_loads_p): Fix externals.
16442 2021-01-11 Tamar Christina <tamar.christina@arm.com>
16444 * tree-vect-slp-patterns.c (is_linear_load_p): Fix ambiguity.
16446 2021-01-11 Jakub Jelinek <jakub@redhat.com>
16448 PR tree-optimization/95867
16449 * tree-ssa-math-opts.h: New header.
16450 * tree-ssa-math-opts.c: Include tree-ssa-math-opts.h.
16451 (powi_as_mults): No longer static. Use build_one_cst instead of
16452 build_real. Formatting fix.
16453 * tree-ssa-reassoc.c: Include tree-ssa-math-opts.h.
16454 (attempt_builtin_powi): Handle multiplication reassociation without
16455 powi_fndecl using powi_as_mults.
16456 (reassociate_bb): For integral types don't require
16457 -funsafe-math-optimizations to call attempt_builtin_powi.
16459 2021-01-11 Jakub Jelinek <jakub@redhat.com>
16461 PR tree-optimization/95852
16462 * tree-ssa-math-opts.c (maybe_optimize_guarding_check): Change
16463 mul_stmts parameter type to vec<gimple *> &. Before cond_stmt
16464 allow in the bb any of the stmts in that vector, div_stmt and
16465 up to 3 cast stmts.
16466 (arith_cast_equal_p): New function.
16467 (arith_overflow_check_p): Add cast_stmt argument, handle signed
16468 multiply overflow checks.
16469 (match_arith_overflow): Adjust caller. Handle signed multiply
16472 2021-01-11 Jakub Jelinek <jakub@redhat.com>
16474 PR tree-optimization/95852
16475 * tree-ssa-math-opts.c (maybe_optimize_guarding_check): New function.
16476 (uaddsub_overflow_check_p): Renamed to ...
16477 (arith_overflow_check_p): ... this. Handle also multiplication
16478 with overflow check.
16479 (match_uaddsub_overflow): Renamed to ...
16480 (match_arith_overflow): ... this. Add cfg_changed argument. Handle
16481 also multiplication with overflow check. Adjust function comment.
16482 (math_opts_dom_walker::after_dom_children): Adjust callers. Call
16483 match_arith_overflow also for MULT_EXPR.
16485 2021-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16487 * config/aarch64/arm_neon.h (vmovl_s8): Reimplement using
16488 __builtin_convertvector.
16489 (vmovl_s16): Likewise.
16490 (vmovl_s32): Likewise.
16491 (vmovl_u8): Likewise.
16492 (vmovl_u16): Likewise.
16493 (vmovl_u32): Likewise.
16494 (vmovn_s16): Likewise.
16495 (vmovn_s32): Likewise.
16496 (vmovn_s64): Likewise.
16497 (vmovn_u16): Likewise.
16498 (vmovn_u32): Likewise.
16499 (vmovn_u64): Likewise.
16501 2021-01-11 Martin Liska <mliska@suse.cz>
16503 * gimple-if-to-switch.cc (struct condition_info): Use auto_var.
16504 (if_chain::is_beneficial): Delete clusters
16505 (find_conditions): Make second argument of conditions_in_bbs a
16506 pointer so that we control over it's lifetime.
16507 (pass_if_to_switch::execute): Delete them.
16509 2021-01-11 Kewen Lin <linkw@linux.ibm.com>
16511 * ira.c (move_unallocated_pseudos): Check other_reg and skip if
16514 2021-01-09 Maciej W. Rozycki <macro@linux-mips.org>
16516 * config/vax/vax.md (cc): Remove mode attribute.
16517 (subst_<cc>, subst_f<cc>): Rename to...
16518 (subst_<mode>, subst_f<VAXccnz:mode>): ... these respectively.
16519 (*cbranch<VAXint:mode>4_<VAXcc:mode>): Update for `cc' removal.
16520 (*cbranch<VAXfp:mode>4_<VAXccnz:mode>): Likewise.
16521 (*branch_<mode>, *branch_<mode>_reversed): Likewise.
16523 2021-01-09 Maciej W. Rozycki <macro@linux-mips.org>
16525 * config/vax/vax.md (subst_f<cc>): Add mode to operands and
16526 `const_double_zero'.
16528 2021-01-09 Maciej W. Rozycki <macro@linux-mips.org>
16530 * config/pdp11/pdp11.md (PDPfp): New mode iterator.
16531 (fcc_cc, fcc_ccnz): Use it. Add mode to `const_double_zero' and
16534 2021-01-09 Maciej W. Rozycki <macro@linux-mips.org>
16536 * genemit.c (gen_exp) <CONST_DOUBLE>: Handle `const_double_zero'
16538 * read-rtl.c (rtx_reader::read_rtx_code): Handle machine mode
16539 with `const_double_zero'.
16540 * doc/rtl.texi (Constant Expression Types): Document it.
16542 2021-01-09 Jakub Jelinek <jakub@redhat.com>
16545 * tree-cfg.c (verify_gimple_assign_binary): Allow lhs of
16546 POINTER_DIFF_EXPR to be any integral type.
16548 2021-01-09 Jakub Jelinek <jakub@redhat.com>
16550 PR rtl-optimization/98603
16551 * function.c (instantiate_virtual_regs_in_insn): For asm goto
16552 with impossible constraints, drop all SETs, CLOBBERs, drop PARALLEL
16553 if any, set ASM_OPERANDS mode to VOIDmode and change
16554 ASM_OPERANDS_OUTPUT_CONSTRAINT and ASM_OPERANDS_OUTPUT_IDX.
16556 2021-01-09 Alexandre Oliva <oliva@gnu.org>
16559 * final.c (notice_source_line): Narrow down the condition to
16560 skip a line-0 marker.
16562 2021-01-08 Sergei Trofimovich <siarheit@google.com>
16564 * ipa-modref.c (merge_call_side_effects): Fix
16565 linebreak split by reordering two print calls.
16567 2021-01-08 Ilya Leoshkevich <iii@linux.ibm.com>
16569 * config/s390/vector.md (*tf_to_fprx2_0): Rename from
16570 "*mov_tf_to_fprx2_0" for consistency, fix constraint.
16571 (*tf_to_fprx2_1): Rename from "*mov_tf_to_fprx2_1" for
16572 consistency, fix constraint.
16574 2021-01-08 Ilya Leoshkevich <iii@linux.ibm.com>
16576 * config/s390/s390-c.c (s390_def_or_undef_macro): Accept
16577 callables instead of mask values.
16578 (struct target_flag_set_p): New predicate.
16579 (s390_cpu_cpp_builtins_internal): Define or undefine
16580 __LONG_DOUBLE_VX__ macro.
16582 2021-01-08 H.J. Lu <hjl.tools@gmail.com>
16585 * config/i386/i386.c (x86_function_profiler): Use R10 and R11
16586 to call mcount in large model with PIC for NO_PROFILE_COUNTERS
16589 2021-01-08 Richard Biener <rguenther@suse.de>
16591 * tree-ssa-sccvn.c (pass_fre::execute): Reset the SCEV hash table.
16593 2021-01-08 Richard Biener <rguenther@suse.de>
16595 * tree-vect-slp.c (scalar_stmts_to_slp_tree_map_t): Fix.
16596 (vect_build_slp_tree): On cache hit release the matched
16597 scalar stmts vector.
16598 * tree-vect-stmts.c (vectorizable_store): Properly free
16599 vec_oprnds before possibly gathering them again.
16601 2021-01-08 Richard Biener <rguenther@suse.de>
16603 PR tree-optimization/98544
16604 * tree-vect-slp.c (vect_optimize_slp): Always materialize
16605 permutes at a permute node.
16607 2021-01-08 H.J. Lu <hjl.tools@gmail.com>
16610 * config/i386/i386.c (x86_function_profiler): Use R10 to call
16611 mcount in large model. Sorry for large model with PIC.
16613 2021-01-08 Jakub Jelinek <jakub@redhat.com>
16616 * config/i386/i386.opt (ix86_cmodel, ix86_incoming_stack_boundary_arg,
16617 ix86_pmode, ix86_preferred_stack_boundary_arg, ix86_regparm,
16618 ix86_veclibabi_type): Remove x_ prefix, use TargetVariable instead of
16619 TargetSave and initialize for variables with enum types.
16620 (mfentry, mstack-protector-guard-reg=, mstack-protector-guard-offset=,
16621 mstack-protector-guard-symbol=): Add Save.
16622 * config/i386/i386-options.c (ix86_function_specific_save,
16623 ix86_function_specific_restore): Don't save or restore x_ix86_cmodel,
16624 x_ix86_incoming_stack_boundary_arg, x_ix86_pmode,
16625 x_ix86_preferred_stack_boundary_arg, x_ix86_regparm,
16626 x_ix86_veclibabi_type.
16628 2021-01-08 Richard Sandiford <richard.sandiford@arm.com>
16630 * config/aarch64/aarch64-sve.md (*cnot<mode>): Extend from
16631 SVE_FULL_I to SVE_I.
16632 (*cond_cnot<mode>_2, *cond_cnot<mode>_any): Likewise.
16634 2021-01-08 Richard Sandiford <richard.sandiford@arm.com>
16636 * config/aarch64/aarch64-sve.md (*cond_uxt<mode>_2): Extend from
16637 SVE_FULL_I to SVE_I.
16638 (*cond_uxt<mode>_any): Likewise.
16640 2021-01-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16642 * config/aarch64/iterators.md (Vwhalf): New iterator.
16643 * config/aarch64/aarch64-simd.md (aarch64_<sur>adalp<mode>_3):
16645 (aarch64_<sur>adalp<mode>): ... This. Make more
16647 (<sur>sadv16qi): Adjust callsite of the above.
16648 * config/aarch64/aarch64-simd-builtins.def (sadalp, uadalp): New
16650 * config/aarch64/arm_neon.h (vpadal_s8): Reimplement using
16652 (vpadal_s16): Likewise.
16653 (vpadal_u8): Likewise.
16654 (vpadal_u16): Likewise.
16655 (vpadalq_s8): Likewise.
16656 (vpadalq_s16): Likewise.
16657 (vpadalq_s32): Likewise.
16658 (vpadalq_u8): Likewise.
16659 (vpadalq_u16): Likewise.
16660 (vpadalq_u32): Likewise.
16662 2021-01-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16664 * config/aarch64/aarch64-simd.md (aarch64_<su>abd<mode>_3):
16666 (aarch64_<su>abd<mode>): ... This.
16667 (<sur>sadv16qi): Adjust callsite of the above.
16668 * config/aarch64/aarch64-simd-builtins.def (sabd, uabd): Define
16670 * config/aarch64/arm_neon.h (vabd_s8): Reimplement using
16672 (vabd_s16): Likewise.
16673 (vabd_s32): Likewise.
16674 (vabd_u8): Likewise.
16675 (vabd_u16): Likewise.
16676 (vabd_u32): Likewise.
16677 (vabdq_s8): Likewise.
16678 (vabdq_s16): Likewise.
16679 (vabdq_s32): Likewise.
16680 (vabdq_u8): Likewise.
16681 (vabdq_u16): Likewise.
16682 (vabdq_u32): Likewise.
16684 2021-01-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16686 * config/aarch64/aarch64-simd-builtins.def (saba, uaba): Define
16688 * config/aarch64/arm_neon.h (vaba_s8): Implement using builtin.
16689 (vaba_s16): Likewise.
16690 (vaba_s32): Likewise.
16691 (vaba_u8): Likewise.
16692 (vaba_u16): Likewise.
16693 (vaba_u32): Likewise.
16694 (vabaq_s8): Likewise.
16695 (vabaq_s16): Likewise.
16696 (vabaq_s32): Likewise.
16697 (vabaq_u8): Likewise.
16698 (vabaq_u16): Likewise.
16699 (vabaq_u32): Likewise.
16701 2021-01-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16703 * config/aarch64/aarch64-simd.md (aba<mode>_3): Rename to...
16704 (aarch64_<su>aba<mode>): ... This. Handle uaba as well.
16705 Change RTL pattern to match.
16707 2021-01-08 Kito Cheng <kito.cheng@sifive.com>
16709 * common/config/riscv/riscv-common.c (riscv_current_subset_list): New.
16710 * config/riscv/riscv-c.c (riscv-subset.h): New.
16711 (INCLUDE_STRING): Define.
16712 (riscv_cpu_cpp_builtins): Add new style architecture extension
16714 * config/riscv/riscv-subset.h (riscv_subset_list::begin): New.
16715 (riscv_subset_list::end): New.
16716 (riscv_current_subset_list): New.
16718 2021-01-08 Kito Cheng <kito.cheng@sifive.com>
16720 * common/config/riscv/riscv-common.c (RISCV_DONT_CARE_VERSION):
16721 Move to riscv-subset.h.
16722 (struct riscv_subset_t): Ditto.
16723 (class riscv_subset_list): Ditto.
16724 * config/riscv/riscv-subset.h (RISCV_DONT_CARE_VERSION): Move
16725 from riscv-common.c.
16726 (struct riscv_subset_t): Ditto.
16727 (class riscv_subset_list): Ditto.
16728 * config/riscv/t-riscv ($(common_out_file)): Add file
16731 2021-01-07 Jakub Jelinek <jakub@redhat.com>
16734 * config/i386/i386.md (*bmi_blsi_<mode>_cmp, *bmi_blsi_<mode>_ccno):
16735 New define_insn patterns.
16737 2021-01-07 Richard Sandiford <richard.sandiford@arm.com>
16739 * config/aarch64/aarch64-sve.md (@cond_<SVE_INT_UNARY:optab><mode>)
16740 (*cond_<SVE_INT_UNARY:optab><mode>_2): Extend from SVE_FULL_I to SVE_I.
16741 (*cond_<SVE_INT_UNARY:optab><mode>_any): Likewise.
16743 2021-01-07 Richard Sandiford <richard.sandiford@arm.com>
16745 PR tree-optimization/98560
16746 * internal-fn.def (IFN_VCONDU, IFN_VCONDEQ): Use type vec_cond.
16747 * internal-fn.c (vec_cond_mask_direct): Get the data mode from
16749 (vec_cond_direct): Likewise argument 2.
16750 (vec_condu_direct, vec_condeq_direct): Delete.
16751 (expand_vect_cond_optab_fn): Rename to...
16752 (expand_vec_cond_optab_fn): ...this, replacing old macro.
16753 (expand_vec_condu_optab_fn, expand_vec_condeq_optab_fn): Delete.
16754 (expand_vect_cond_mask_optab_fn): Rename to...
16755 (expand_vec_cond_mask_optab_fn): ...this, replacing old macro.
16756 (direct_vec_cond_mask_optab_supported_p): Treat the optab as a
16758 (direct_vec_cond_optab_supported_p): Likewise.
16759 (direct_vec_condu_optab_supported_p): Delete.
16760 (direct_vec_condeq_optab_supported_p): Delete.
16761 * gimple-isel.cc: Include internal-fn.h.
16762 (gimple_expand_vec_cond_expr): Check that IFN_VCONDEQ is supported
16765 2021-01-07 Richard Sandiford <richard.sandiford@arm.com>
16767 PR tree-optimization/98560
16768 * gimple-isel.cc (gimple_expand_vec_cond_expr): If we fail to use
16769 IFN_VCOND{,U,EQ}, fall back on IFN_VCOND_MASK.
16771 2021-01-07 Uroš Bizjak <ubizjak@gmail.com>
16773 * config/i386/i386.md (insn): Merge from plusminus_insn, shift_insn,
16774 rotate_insn and optab code attributes.
16775 Update all uses to merged code attribute.
16776 * config/i386/sse.md: Update all uses to merged code attribute.
16777 * config/i386/mmx.md: Update all uses to merged code attribute.
16779 2021-01-07 Jakub Jelinek <jakub@redhat.com>
16781 PR tree-optimization/98568
16782 * gimple-ssa-store-merging.c (bswap_view_convert): New function.
16783 (bswap_replace): Use it.
16785 2021-01-06 Vladimir N. Makarov <vmakarov@redhat.com>
16787 PR rtl-optimization/97978
16788 * lra-int.h (lra_hard_reg_split_p): New external.
16789 * lra.c (lra_hard_reg_split_p): New global.
16790 (lra): Set up lra_hard_reg_split_p after splitting a hard reg.
16791 * lra-assigns.c (lra_assign): Don't check allocation correctness
16792 after hard reg splitting.
16794 2021-01-06 Martin Sebor <msebor@redhat.com>
16797 * builtins.c (new_delete_mismatch_p): New overload.
16798 (new_delete_mismatch_p (tree, tree)): Call it.
16800 2021-01-06 Alexandre Oliva <oliva@adacore.com>
16802 * Makefile.in (T_GLIMITS_H): New.
16803 (stmp-int-hdrs): Depend on it, use it.
16804 * config/t-vxworks (T_GLIMITS_H): Override it.
16805 (vxw-glimits.h): New.
16807 2021-01-06 Richard Biener <rguenther@suse.de>
16809 PR tree-optimization/98513
16810 * value-range.cc (intersect_ranges): Compare the upper bounds
16811 for the expected relation.
16813 2021-01-06 Gerald Pfeifer <gerald@pfeifer.com>
16816 2020-12-28 Gerald Pfeifer <gerald@pfeifer.com>
16818 * doc/standards.texi (HSAIL): Remove section.
16820 2021-01-05 Samuel Thibault <samuel.thibault@ens-lyon.org>
16822 * configure: Re-generate.
16824 2021-01-05 Jakub Jelinek <jakub@redhat.com>
16826 * doc/invoke.texi (-std=c++20): Adjust for the publication of
16827 ISO 14882:2020 standard.
16828 * doc/standards.texi: Likewise.
16830 2021-01-05 Jakub Jelinek <jakub@redhat.com>
16832 PR tree-optimization/94802
16833 * expr.h (maybe_optimize_sub_cmp_0): Declare.
16834 * expr.c: Include tree-pretty-print.h and flags.h.
16835 (maybe_optimize_sub_cmp_0): New function.
16836 (do_store_flag): Use it.
16837 * cfgexpand.c (expand_gimple_cond): Likewise.
16839 2021-01-05 Richard Sandiford <richard.sandiford@arm.com>
16841 * mux-utils.h (pointer_mux::m_ptr): Tweak description of contents.
16842 * rtlanal.c (simple_regno_set): Tweak description to clarify the
16845 2021-01-05 Richard Biener <rguenther@suse.de>
16847 PR tree-optimization/98516
16848 * tree-vect-slp.c (vect_optimize_slp): Permute the incoming
16849 lanes when materializing on a VEC_PERM node.
16850 (vectorizable_slp_permutation): Dump the permute properly.
16852 2021-01-05 Richard Biener <rguenther@suse.de>
16854 * tree-vect-slp.c (vect_slp_region): Move debug counter
16855 to cover individual subgraphs.
16857 2021-01-05 Richard Biener <rguenther@suse.de>
16859 PR tree-optimization/98428
16860 * tree-vect-slp.c (vect_build_slp_tree_1): Properly reject
16861 vector lane extracts for loop vectorization.
16863 2021-01-05 Jakub Jelinek <jakub@redhat.com>
16865 PR tree-optimization/98514
16866 * tree-ssa-reassoc.c (bb_rank): Change type from long * to
16868 (operand_rank): Change type from hash_map<tree, long> to
16869 hash_map<tree, int64_t>.
16870 (phi_rank): Change return type from long to int64_t.
16871 (loop_carried_phi): Change block_rank variable type from long to
16873 (propagate_rank): Change return type, rank parameter type and
16874 op_rank variable type from long to int64_t.
16875 (find_operand_rank): Change return type from long to int64_t
16876 and change slot variable type from long * to int64_t *.
16877 (insert_operand_rank): Change rank parameter type from long to
16879 (get_rank): Change return type and rank variable type from long to
16880 int64_t. Use PRId64 instead of ld to print the rank.
16881 (init_reassoc): Change rank variable type from long to int64_t
16882 and adjust correspondingly bb_rank and operand_rank initialization.
16884 2021-01-05 Jakub Jelinek <jakub@redhat.com>
16886 PR tree-optimization/96928
16887 * tree-ssa-phiopt.c (xor_replacement): New function.
16888 (tree_ssa_phiopt_worker): Call it.
16890 2021-01-05 Jakub Jelinek <jakub@redhat.com>
16892 PR tree-optimization/96930
16893 * match.pd ((A / (1 << B)) -> (A >> B)): If A is extended
16894 from narrower value which has the same type as 1 << B, perform
16895 the right shift on the narrower value followed by extension.
16897 2021-01-05 Jakub Jelinek <jakub@redhat.com>
16899 PR tree-optimization/96239
16900 * gimple-ssa-store-merging.c (maybe_optimize_vector_constructor): New
16902 (get_status_for_store_merging): Don't return BB_INVALID for blocks
16903 with potential bswap optimizable CONSTRUCTORs.
16904 (pass_store_merging::execute): Optimize vector CONSTRUCTORs with bswap
16907 2021-01-05 Richard Biener <rguenther@suse.de>
16909 PR tree-optimization/98381
16910 * tree.c (vector_element_bits): Properly compute bool vector
16912 * tree-vect-loop.c (vectorizable_live_operation): Properly
16913 compute the last lane bit offset.
16915 2021-01-05 Uroš Bizjak <ubizjak@gmail.com>
16918 * config/i386/sse.md (sse_cvtps2pi): Redefine as define_insn_and_split.
16919 Clear the top 64 bytes of the input XMM register.
16920 (sse_cvttps2pi): Ditto.
16922 2021-01-05 Uroš Bizjak <ubizjak@gmail.com>
16925 * config/i386/xopintrin.h (_mm256_cmov_si256): New.
16927 2021-01-05 H.J. Lu <hjl.tools@gmail.com>
16930 * config/i386/xmmintrin.h (_mm_extract_pi16): Cast to unsigned
16933 2021-01-05 Claudiu Zissulescu <claziss@synopsys.com>
16935 * config/arc/arc.md (maddsidi4_split): Use ACC_REG_FIRST.
16936 (umaddsidi4_split): Likewise.
16938 2021-01-05 liuhongt <hongtao.liu@intel.com>
16941 * config/i386/sse.md (*sse2_pmovskb_zexthisi): New
16942 define_insn_and_split for zero_extend of subreg HI of pmovskb
16944 (*sse2_pmovskb_zexthisi): Add new combine splitters for
16945 zero_extend of not of subreg HI of pmovskb result.
16947 2021-01-05 Richard Sandiford <richard.sandiford@arm.com>
16950 * explow.c (convert_memory_address_addr_space_1): Handle UNSPECs
16952 * config/aarch64/aarch64.c (aarch64_expand_mov_immediate): Use
16953 convert_memory_address to convert symbolic immediates to ptr_mode
16954 before forcing them to memory.
16956 2021-01-05 Richard Sandiford <richard.sandiford@arm.com>
16958 PR rtl-optimization/97144
16959 * recog.c (constrain_operands): Initialize matching_operand
16960 for each alternative, rather than only doing it once.
16962 2021-01-05 Richard Sandiford <richard.sandiford@arm.com>
16964 PR rtl-optimization/98403
16965 * rtl-ssa/changes.cc (function_info::finalize_new_accesses): Explain
16966 why we don't remove call clobbers.
16967 (function_info::apply_changes_to_insn): Don't attempt to add
16968 call clobbers here.
16970 2021-01-05 Richard Sandiford <richard.sandiford@arm.com>
16972 PR tree-optimization/98371
16973 * tree-vect-loop.c (vect_reanalyze_as_main_loop): New function.
16974 (vect_analyze_loop): If an epilogue loop appears to be cheaper
16975 than the main loop, re-analyze it as a main loop before adopting
16978 2021-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16981 * configure.ac (NETLIBS): Determine using AX_LIB_SOCKET_NSL.
16982 * aclocal.m4, configure: Regenerate.
16983 * Makefile.in (NETLIBS): Define.
16984 (BACKEND): Remove $(CODYLIB).
16986 2021-01-05 Jakub Jelinek <jakub@redhat.com>
16988 PR rtl-optimization/98334
16989 * simplify-rtx.c (simplify_context::simplify_binary_operation_1):
16990 Optimize (X - 1) * Y + Y to X * Y or (X + 1) * Y - Y to X * Y.
16992 2021-01-05 Bernd Edlinger <bernd.edlinger@hotmail.de>
16994 * tree-inline.c (expand_call_inline): Restore input_location.
16995 Return result from recursive call.
16997 2021-01-04 Richard Sandiford <richard.sandiford@arm.com>
16999 PR tree-optimization/95401
17000 * config/aarch64/aarch64-sve-builtins.cc
17001 (gimple_folder::load_store_cookie): Use bits rather than bytes
17002 for the alignment argument to IFN_MASK_LOAD and IFN_MASK_STORE.
17003 * gimple-fold.c (gimple_fold_mask_load_store_mem_ref): Likewise.
17004 * tree-vect-stmts.c (vectorizable_store): Likewise.
17005 (vectorizable_load): Likewise.
17007 2021-01-04 Richard Biener <rguenther@suse.de>
17009 PR tree-optimization/98308
17010 * tree-vect-stmts.c (vectorizable_load): Set invariant mask
17013 2021-01-04 Jakub Jelinek <jakub@redhat.com>
17015 PR tree-optimization/95771
17016 * tree-ssa-loop-niter.c (number_of_iterations_popcount): Handle types
17017 with precision smaller than int's precision and types with precision
17018 twice as large as long long. Formatting fixes.
17020 2021-01-04 Richard Biener <rguenther@suse.de>
17022 PR tree-optimization/98464
17023 * tree-ssa-sccvn.c (vn_valueize_for_srt): Rename from ...
17024 (vn_valueize_wrapper): ... this. Temporarily adjust vn_context_bb.
17025 (process_bb): Adjust.
17027 2021-01-04 Matthew Malcomson <matthew.malcomson@arm.com>
17030 * doc/invoke.texi (-fsanitize=address): Fix wording describing
17031 clash with -fsanitize=hwaddress.
17033 2021-01-04 Richard Biener <rguenther@suse.de>
17035 PR tree-optimization/98282
17036 * tree-ssa-sccvn.c (vn_get_stmt_kind): Classify tcc_reference on
17037 invariants as VN_NARY.
17039 2021-01-04 Richard Sandiford <richard.sandiford@arm.com>
17042 * config/aarch64/aarch64-simd.md (aarch64_combine<mode>): Accept
17043 aarch64_simd_reg_or_zero for operand 2. Use the combinez patterns
17044 to handle zero operands.
17046 2021-01-04 Richard Sandiford <richard.sandiford@arm.com>
17048 * config/aarch64/aarch64.c (offset_6bit_signed_scaled_p): New function.
17049 (offset_6bit_unsigned_scaled_p): Fix typo in comment.
17050 (aarch64_sve_prefetch_operand_p): Accept MUL VLs in the range
17053 2021-01-04 Richard Biener <rguenther@suse.de>
17055 PR tree-optimization/98393
17056 * tree-vect-slp.c (vect_build_slp_tree): Properly zero matches
17057 when hitting the limit.
17059 2021-01-04 Richard Biener <rguenther@suse.de>
17061 PR tree-optimization/98291
17062 * tree-vect-loop.c (vectorizable_reduction): Bypass
17063 associativity check for SLP reductions with VF 1.
17065 2021-01-04 Jakub Jelinek <jakub@redhat.com>
17067 PR tree-optimization/96782
17068 * match.pd (x == ~x -> false, x != ~x -> true): New simplifications.
17070 2021-01-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
17072 * collect-utils.c (collect_execute): Check dumppfx.
17073 * collect2.c (maybe_run_lto_and_relink, do_link): Pass atsuffix
17074 to collect_execute.
17075 (do_link): Add new parameter atsuffix.
17076 (main): Handle -dumpdir option. Skip one argument for
17077 -o, -isystem and -B options.
17078 * gcc.c (make_at_file): New helper function.
17079 (close_at_file): Use it.
17081 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
17083 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): Adjust.
17084 Amend handling for LD64_VERSION fallback defaults.
17086 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
17088 * config.gcc: Compute default version information
17089 from the configured target. Likewise defaults for
17091 * config/darwin10.h: Removed.
17092 * config/darwin12.h: Removed.
17093 * config/darwin9.h: Removed.
17094 * config/rs6000/darwin8.h: Removed.
17096 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
17098 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
17100 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
17102 * config/darwin9.h (STACK_CHECK_STATIC_BUILTIN): Move from here..
17103 * config/darwin.h (STACK_CHECK_STATIC_BUILTIN): .. to here.
17105 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
17107 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Move from
17109 * config/darwin.h (LINK_GCC_C_SEQUENCE_SPEC): ... to here.
17111 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
17113 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Move the spec
17114 for the Darwin10 unwinder stub from here ...
17115 * config/darwin.h (LINK_COMMAND_SPEC_A): ... to here.
17117 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
17119 * config/darwin.h (DSYMUTIL_SPEC): Default to DWARF
17120 (ASM_DEBUG_SPEC):Only define if the assembler supports
17122 (PREFERRED_DEBUGGING_TYPE): Default to DWARF.
17123 (DARWIN_PREFER_DWARF): Define.
17124 * config/darwin9.h (PREFERRED_DEBUGGING_TYPE): Remove.
17125 (DARWIN_PREFER_DWARF): Likewise
17126 (DSYMUTIL_SPEC): Likewise.
17127 (COLLECT_RUN_DSYMUTIL): Likewise.
17128 (ASM_DEBUG_SPEC): Likewise.
17129 (ASM_DEBUG_OPTION_SPEC): Likewise.
17131 2021-01-02 Jan Hubicka <jh@suse.cz>
17133 * cfg.c (free_block): ggc_free bb.
17135 2021-01-01 Jakub Jelinek <jakub@redhat.com>
17137 * gcc.c (process_command): Update copyright notice dates.
17138 * gcov-dump.c (print_version): Ditto.
17139 * gcov.c (print_version): Ditto.
17140 * gcov-tool.c (print_version): Ditto.
17141 * gengtype.c (create_file): Ditto.
17142 * doc/cpp.texi: Bump @copying's copyright year.
17143 * doc/cppinternals.texi: Ditto.
17144 * doc/gcc.texi: Ditto.
17145 * doc/gccint.texi: Ditto.
17146 * doc/gcov.texi: Ditto.
17147 * doc/install.texi: Ditto.
17148 * doc/invoke.texi: Ditto.
17150 2021-01-01 Jakub Jelinek <jakub@redhat.com>
17152 * ChangeLog-2020: Rotate ChangeLog. New file.
17155 Copyright (C) 2021 Free Software Foundation, Inc.
17157 Copying and distribution of this file, with or without modification,
17158 are permitted in any medium without royalty provided the copyright
17159 notice and this notice are preserved.