1 2021-08-03 Segher Boessenkool <segher@kernel.crashing.org>
3 * config/rs6000/vsx.md (*vsx_le_perm_store_<mode>): Use && instead of &.
5 2021-08-03 Segher Boessenkool <segher@kernel.crashing.org>
7 * config/rs6000/constraints.md: Remove "e" from the list of available
10 2021-08-03 Eugene Rozenfeld <erozen@microsoft.com>
13 * auto-profile.c (afdo_indirect_call): Fix setup of the historgram value for indirect calls.
15 2021-08-03 Paul A. Clarke <pc@us.ibm.com>
17 * config/rs6000/smmintrin.h (_mm_minpos_epu16): New.
19 2021-08-03 H.J. Lu <hjl.tools@gmail.com>
21 * config/i386/i386.c (ix86_gen_scratch_sse_rtx): In 64-bit mode,
22 try XMM31 to avoid vzeroupper.
24 2021-08-03 Richard Sandiford <richard.sandiford@arm.com>
26 * doc/invoke.texi: Document -mtune=neoverse-512tvb and
27 -mcpu=neoverse-512tvb.
28 * config/aarch64/aarch64-cores.def (neoverse-512tvb): New entry.
29 * config/aarch64/aarch64-tune.md: Regenerate.
30 * config/aarch64/aarch64.c (neoverse512tvb_sve_vector_cost)
31 (neoverse512tvb_sve_issue_info, neoverse512tvb_vec_issue_info)
32 (neoverse512tvb_vector_cost, neoverse512tvb_tunings): New structures.
33 (aarch64_adjust_body_cost_sve): Handle -mtune=neoverse-512tvb.
34 (aarch64_adjust_body_cost): Likewise.
36 2021-08-03 Richard Sandiford <richard.sandiford@arm.com>
38 * config/aarch64/aarch64.c (aarch64_add_stmt_cost): Only
39 record issue information for operations that occur in the
42 2021-08-03 Richard Sandiford <richard.sandiford@arm.com>
44 * config/aarch64/aarch64.c (aarch64_multiply_add_p): Add a vec_flags
45 parameter. Detect cases in which an Advanced SIMD MLA would almost
46 certainly require a MOV.
47 (aarch64_count_ops): Update accordingly.
49 2021-08-03 Richard Sandiford <richard.sandiford@arm.com>
51 * config/aarch64/aarch64.c (aarch64_is_store_elt_extraction): New
52 function, split out from...
53 (aarch64_detect_vector_stmt_subtype): ...here.
54 (aarch64_add_stmt_cost): Treat extracting element 0 as free.
56 2021-08-03 Richard Sandiford <richard.sandiford@arm.com>
58 * config/aarch64/aarch64-protos.h (sve_vec_cost):
59 Add gather_load_x32_cost and gather_load_x64_cost.
60 * config/aarch64/aarch64.c (generic_sve_vector_cost)
61 (a64fx_sve_vector_cost, neoversev1_sve_vector_cost): Update
62 accordingly, using the values given by the scalar_load * number
63 of elements calculation that we used previously.
64 (aarch64_detect_vector_stmt_subtype): Use the new fields.
66 2021-08-03 Richard Sandiford <richard.sandiford@arm.com>
68 * config/aarch64/aarch64.c (aarch64_adjust_body_cost_sve): New
69 function, split out from...
70 (aarch64_adjust_body_cost): ...here.
72 2021-08-03 Richard Sandiford <richard.sandiford@arm.com>
74 * config/aarch64/fractional-cost.h: New file.
75 * config/aarch64/aarch64.c: Include <algorithm> (indirectly)
77 (vec_cost_fraction): New typedef.
78 (aarch64_detect_scalar_stmt_subtype): Use it for statement costs.
79 (aarch64_detect_vector_stmt_subtype): Likewise.
80 (aarch64_sve_adjust_stmt_cost, aarch64_adjust_stmt_cost): Likewise.
81 (aarch64_estimate_min_cycles_per_iter): Use vec_cost_fraction
83 (aarch64_adjust_body_cost): Likewise.
84 (aarch64_test_cost_fraction): New function.
85 (aarch64_run_selftests): Call it.
87 2021-08-03 Richard Sandiford <richard.sandiford@arm.com>
89 * config/aarch64/aarch64-protos.h (tune_params::sve_width): Turn
91 * config/aarch64/aarch64.c (aarch64_cmp_autovec_modes): Update
93 (aarch64_estimated_poly_value): Likewise. Use the least significant
94 set bit for the minimum and likely values. Use the most significant
95 set bit for the maximum value.
97 2021-08-03 liuhongt <hongtao.liu@intel.com>
99 * config/i386/sse.md (cond_<insn><mode>): New expander.
100 (cond_mul<mode>): Ditto.
102 2021-08-03 Kewen Lin <linkw@linux.ibm.com>
104 * tree-cfg.c (move_sese_region_to_fn): Fix typos on dloop.
106 2021-08-03 liuhongt <hongtao.liu@intel.com>
108 * config/i386/sse.md (cond_<insn><mode>):New expander.
109 (cond_mul<mode>): Ditto.
110 (cond_div<mode>): Ditto.
112 2021-08-02 H.J. Lu <hjl.tools@gmail.com>
114 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Also
115 check stack_realign_needed for stack realignment.
116 (ix86_legitimate_constant_p): Always allow CONST_WIDE_INT smaller
117 than the largest integer supported by vector register.
118 * config/i386/i386.h (MAX_MOVE_MAX): New. Set to 64.
119 (MOVE_MAX): Set to bytes of the largest integer supported by
121 (STORE_MAX_PIECES): New.
123 2021-08-02 H.J. Lu <hjl.tools@gmail.com>
125 * config/i386/i386-expand.c (ix86_expand_vector_move): Call
126 ix86_gen_scratch_sse_rtx to get a scratch SSE register to copy
127 data from one memory location to another.
129 2021-08-02 H.J. Lu <hjl.tools@gmail.com>
132 * config/i386/i386.c (TARGET_GEN_MEMSET_SCRATCH_RTX): New.
134 2021-08-02 Aldy Hernandez <aldyh@redhat.com>
136 PR tree-optimization/101724
137 * params.opt: Remove --param=threader-iterative.
138 * tree-ssa-threadbackward.c (pass_thread_jumps::execute): Remove
141 2021-08-02 Tom de Vries <tdevries@suse.de>
144 * doc/extend.texi (nonnull attribute): Improve documentation.
146 2021-08-02 Andrew Pinski <apinski@marvell.com>
148 PR rtl-optimization/101683
149 * rtlanal.c (may_trap_p_1): Handle UNSIGNED_FIX.
151 2021-08-02 Roger Sayle <roger@nextmovesoftware.com>
153 * tree-ssa-phiopt.c (cond_removal_in_builtin_zero_pattern):
154 Renamed from cond_removal_in_popcount_clz_ctz_pattern.
155 Add support for BSWAP, FFS, PARITY and CLRSB builtins.
156 (tree_ssa_phiop_worker): Update call to function above.
158 2021-08-01 H.J. Lu <hjl.tools@gmail.com>
161 * config/i386/i386.md (bsr_rex64_1_zext): New.
162 (combine splitter for constant - clzll): Replace gen_bsr_rex64_1
163 with gen_bsr_rex64_1_zext.
165 2021-07-31 Jakub Jelinek <jakub@redhat.com>
168 * config/i386/i386.md (bsr_rex64_1, bsr_1, bsr_zext_1): New
169 define_insn patterns.
170 (*bsr_rex64_2, *bsr_2): New define_insn_and_split patterns.
171 Add combine splitters for constant - clz.
172 (clz<mode>2): Use a temporary pseudo for bsr result.
174 2021-07-30 Paul A. Clarke <pc@us.ibm.com>
176 * config/rs6000/smmintrin.h (_mm_floor_pd, _mm_floor_ps,
177 _mm_floor_sd, _mm_floor_ss): New.
179 2021-07-30 Paul A. Clarke <pc@us.ibm.com>
181 * config/rs6000/smmintrin.h (_mm_ceil_pd, _mm_ceil_ps,
182 _mm_ceil_sd, _mm_ceil_ss): New.
184 2021-07-30 Paul A. Clarke <pc@us.ibm.com>
186 * config/rs6000/smmintrin.h (_mm_blend_pd, _mm_blendv_pd,
187 _mm_blend_ps, _mm_blendv_ps): New.
189 2021-07-30 Roger Sayle <roger@nextmovesoftware.com>
190 Uroš Bizjak <ubizjak@gmail.com>
192 * config/i386/i386.md (*dec_cmov<mode>): New define_insn_and_split
193 to generate a conditional move using the carry flag after sub $1.
194 (peephole2): Eliminate a register-to-register move by inverting
195 the condition of a conditional move.
197 2021-07-30 Hans-Peter Nilsson <hp@bitrange.com>
199 * config/mmix/mmix.md ("call", "call_value", "*call_real")
200 ("*call_value_real"): Don't generate rtx mentioning the generic
201 operands 1 and 2 to "call", and similarly for "call_value".
202 * config/mmix/mmix.c (mmix_print_operand_punct_valid_p)
203 (mmix_print_operand): Use '!' instead of 'p'.
205 2021-07-30 Hans-Peter Nilsson <hp@bitrange.com>
207 * doc/md.texi (call): Correct information about operand 2.
208 * config/mmix/mmix.md ("call", "call_value"): Remove fixed FIXMEs.
210 2021-07-30 Andrew MacLeod <amacleod@redhat.com>
212 * range-op.cc (operator_trunc_mod::wi_fold): Fold constants.
214 2021-07-30 Andrew MacLeod <amacleod@redhat.com>
216 * range-op.cc (operator_div::wi_fold): Return UNDEFINED for [0, 0] divisor.
218 2021-07-30 Andrew MacLeod <amacleod@redhat.com>
220 * gimple-range-cache.cc (*::set_bb_range): Change const basic_block to
222 (*::get_bb_range): Ditto.
223 (*::bb_range_p): Ditto.
224 * gimple-range-cache.h: Change prototypes.
226 2021-07-30 H.J. Lu <hjl.tools@gmail.com>
229 * builtins.c (builtin_memcpy_read_str): Change the mode argument
230 from scalar_int_mode to fixed_size_mode.
231 (builtin_strncpy_read_str): Likewise.
232 (gen_memset_value_from_prev): New function.
233 (builtin_memset_read_str): Change the mode argument from
234 scalar_int_mode to fixed_size_mode. Use gen_memset_value_from_prev
235 and support CONST_VECTOR.
236 (builtin_memset_gen_str): Likewise.
237 (try_store_by_multiple_pieces): Use by_pieces_constfn to declare
239 * builtins.h (builtin_strncpy_read_str): Replace scalar_int_mode
240 with fixed_size_mode.
241 (builtin_memset_read_str): Likewise.
242 * expr.c (widest_int_mode_for_size): Renamed to ...
243 (widest_fixed_size_mode_for_size): Add a bool argument to
244 indicate if QI vector mode can be used.
245 (by_pieces_ninsns): Call widest_fixed_size_mode_for_size
246 instead of widest_int_mode_for_size.
247 (pieces_addr::adjust): Change the mode argument from
248 scalar_int_mode to fixed_size_mode.
249 (op_by_pieces_d): Make m_len read-only. Add a bool member,
250 m_qi_vector_mode, to indicate that QI vector mode can be used.
251 (op_by_pieces_d::op_by_pieces_d): Add a bool argument to
252 initialize m_qi_vector_mode. Call widest_fixed_size_mode_for_size
253 instead of widest_int_mode_for_size.
254 (op_by_pieces_d::get_usable_mode): Change the mode argument from
255 scalar_int_mode to fixed_size_mode. Call
256 widest_fixed_size_mode_for_size instead of
257 widest_int_mode_for_size.
258 (op_by_pieces_d::smallest_fixed_size_mode_for_size): New member
259 function to return the smallest integer or QI vector mode.
260 (op_by_pieces_d::run): Call widest_fixed_size_mode_for_size
261 instead of widest_int_mode_for_size. Call
262 smallest_fixed_size_mode_for_size instead of
263 smallest_int_mode_for_size.
264 (store_by_pieces_d::store_by_pieces_d): Add a bool argument to
265 indicate that QI vector mode can be used and pass it to
266 op_by_pieces_d::op_by_pieces_d.
267 (can_store_by_pieces): Call widest_fixed_size_mode_for_size
268 instead of widest_int_mode_for_size. Pass memsetp to
269 widest_fixed_size_mode_for_size to support QI vector mode.
270 Allow all CONST_VECTORs for memset if vec_duplicate is supported.
271 (store_by_pieces): Pass memsetp to
272 store_by_pieces_d::store_by_pieces_d.
273 (clear_by_pieces_1): Removed.
274 (clear_by_pieces): Replace clear_by_pieces_1 with
275 builtin_memset_read_str and pass true to store_by_pieces_d to
276 support vector mode broadcast.
277 (string_cst_read_str): Change the mode argument from
278 scalar_int_mode to fixed_size_mode.
279 * expr.h (by_pieces_constfn): Change scalar_int_mode to
281 (by_pieces_prev): Likewise.
282 * rtl.h (lowpart_subreg_regno): New.
283 * rtlanal.c (lowpart_subreg_regno): New. A wrapper around
284 simplify_subreg_regno.
285 * target.def (gen_memset_scratch_rtx): New hook.
286 * doc/tm.texi.in: Add TARGET_GEN_MEMSET_SCRATCH_RTX.
287 * doc/tm.texi: Regenerated.
289 2021-07-30 Xi Ruoyao <xry111@mengyan1223.wang>
292 * config/mips/mips.c (mips_atomic_assign_expand_fenv): Use
293 TARGET_EXPR instead of MODIFY_EXPR.
295 2021-07-30 Xi Ruoyao <xry111@mengyan1223.wang>
298 * config/mips/mips-protos.h (mips_expand_vec_cmp_expr): Declare.
299 * config/mips/mips.c (mips_expand_vec_cmp_expr): New function.
300 * config/mips/mips-msa.md (vec_cmp<MSA:mode><mode_i>): New
302 (vec_cmpu<IMSA:mode><mode_i>): New expander.
304 2021-07-30 H.J. Lu <hjl.tools@gmail.com>
307 * config/i386/i386-options.c (ix86_option_override_internal):
308 Don't enable LZCNT/POPCNT if they have been disabled explicitly.
310 2021-07-30 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
313 * config/arm/arm_neon.h (vld1_p64): Replace call to builtin by
314 explicitly dereferencing __a.
315 (vld1_s64): Likewise.
316 (vld1_u64): Likewise.
317 * config/arm/arm_neon_builtins.def (vld1): Remove entry for di
320 2021-07-30 Aldy Hernandez <aldyh@redhat.com>
322 * gimple-loop-versioning.cc (lv_dom_walker::lv_dom_walker): Remove
323 use of m_range_analyzer.
324 (loop_versioning::lv_dom_walker::before_dom_children): Same.
325 (loop_versioning::lv_dom_walker::after_dom_children): Remove.
326 (loop_versioning::prune_loop_conditions): Replace vr_values use
327 with range_query interface.
328 (pass_loop_versioning::execute): Use ranger.
330 2021-07-30 Xi Ruoyao <xry111@mengyan1223.wang>
333 * ipa-devirt.c (ipa_odr_read_section): Compare the precision of
334 enum values, and emit a warning if they mismatch.
336 2021-07-30 Kewen Lin <linkw@linux.ibm.com>
338 * cfgloop.h (as_const): New function.
339 (class loop_iterator): Rename to ...
340 (class loops_list): ... this.
341 (loop_iterator::next): Rename to ...
342 (loops_list::Iter::fill_curr_loop): ... this and adjust.
343 (loop_iterator::loop_iterator): Rename to ...
344 (loops_list::loops_list): ... this and adjust.
345 (loops_list::Iter): New class.
346 (loops_list::iterator): New type.
347 (loops_list::const_iterator): New type.
348 (loops_list::begin): New function.
349 (loops_list::end): Likewise.
350 (loops_list::begin const): Likewise.
351 (loops_list::end const): Likewise.
352 (FOR_EACH_LOOP): Remove.
353 (FOR_EACH_LOOP_FN): Remove.
354 * cfgloop.c (flow_loops_dump): Adjust FOR_EACH_LOOP* with range-based
355 for loop with loops_list instance.
356 (sort_sibling_loops): Likewise.
357 (disambiguate_loops_with_multiple_latches): Likewise.
358 (verify_loop_structure): Likewise.
359 * cfgloopmanip.c (create_preheaders): Likewise.
360 (force_single_succ_latches): Likewise.
361 * config/aarch64/falkor-tag-collision-avoidance.c
362 (execute_tag_collision_avoidance): Likewise.
363 * config/mn10300/mn10300.c (mn10300_scan_for_setlb_lcc): Likewise.
364 * config/s390/s390.c (s390_adjust_loops): Likewise.
365 * doc/loop.texi: Likewise.
366 * gimple-loop-interchange.cc (pass_linterchange::execute): Likewise.
367 * gimple-loop-jam.c (tree_loop_unroll_and_jam): Likewise.
368 * gimple-loop-versioning.cc (loop_versioning::analyze_blocks): Likewise.
369 (loop_versioning::make_versioning_decisions): Likewise.
370 * gimple-ssa-split-paths.c (split_paths): Likewise.
371 * graphite-isl-ast-to-gimple.c (graphite_regenerate_ast_isl): Likewise.
372 * graphite.c (canonicalize_loop_form): Likewise.
373 (graphite_transform_loops): Likewise.
374 * ipa-fnsummary.c (analyze_function_body): Likewise.
375 * ipa-pure-const.c (analyze_function): Likewise.
376 * loop-doloop.c (doloop_optimize_loops): Likewise.
377 * loop-init.c (loop_optimizer_finalize): Likewise.
378 (fix_loop_structure): Likewise.
379 * loop-invariant.c (calculate_loop_reg_pressure): Likewise.
380 (move_loop_invariants): Likewise.
381 * loop-unroll.c (decide_unrolling): Likewise.
382 (unroll_loops): Likewise.
383 * modulo-sched.c (sms_schedule): Likewise.
384 * predict.c (predict_loops): Likewise.
385 (pass_profile::execute): Likewise.
386 * profile.c (branch_prob): Likewise.
387 * sel-sched-ir.c (sel_finish_pipelining): Likewise.
388 (sel_find_rgns): Likewise.
389 * tree-cfg.c (replace_loop_annotate): Likewise.
390 (replace_uses_by): Likewise.
391 (move_sese_region_to_fn): Likewise.
392 * tree-if-conv.c (pass_if_conversion::execute): Likewise.
393 * tree-loop-distribution.c (loop_distribution::execute): Likewise.
394 * tree-parloops.c (parallelize_loops): Likewise.
395 * tree-predcom.c (tree_predictive_commoning): Likewise.
396 * tree-scalar-evolution.c (scev_initialize): Likewise.
397 (scev_reset): Likewise.
398 * tree-ssa-dce.c (find_obviously_necessary_stmts): Likewise.
399 * tree-ssa-live.c (remove_unused_locals): Likewise.
400 * tree-ssa-loop-ch.c (ch_base::copy_headers): Likewise.
401 * tree-ssa-loop-im.c (analyze_memory_references): Likewise.
402 (tree_ssa_lim_initialize): Likewise.
403 * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables): Likewise.
404 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Likewise.
405 * tree-ssa-loop-manip.c (get_loops_exits): Likewise.
406 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations): Likewise.
407 (free_numbers_of_iterations_estimates): Likewise.
408 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Likewise.
409 * tree-ssa-loop-split.c (tree_ssa_split_loops): Likewise.
410 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Likewise.
411 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
412 (pass_scev_cprop::execute): Likewise.
413 * tree-ssa-propagate.c (clean_up_loop_closed_phi): Likewise.
414 * tree-ssa-sccvn.c (do_rpo_vn): Likewise.
415 * tree-ssa-threadupdate.c
416 (jump_thread_path_registry::thread_through_all_blocks): Likewise.
417 * tree-vectorizer.c (vectorize_loops): Likewise.
418 * tree-vrp.c (vrp_asserts::find_assert_locations): Likewise.
420 2021-07-29 Hans-Peter Nilsson <hp@bitrange.com>
422 * config/mmix/mmix.c (mmix_function_arg_1): Avoid
423 generating a VOIDmode register for e.g the
424 function_arg_info::end_marker.
426 2021-07-29 Jeff Law <jeffreyalaw@gmail.com>
428 * config/h8300/h8300-modes.def: Add CCZ, CCV and CCC, drop CCZNV.
429 * config/h8300/h8300.md (H8cc mode iterator): Add CCZ.
430 (cc mode_attr): Similarly.
431 (ccz subst_attr): Similarly.
432 * config/h8300/jumpcall.md: Add new patterns for branch-on-bit.
433 * config/h8300/testcompare.md: Remove various cc0 based patterns
434 that had been commented out. Add pattern to set CCZ from a bit
437 2021-07-29 Thomas Schwinge <thomas@codesourcery.com>
438 Julian Brown <julian@codesourcery.com>
439 Kwok Cheung Yeung <kcy@codesourcery.com>
441 * omp-offload.c (oacc_loop_xform_head_tail, oacc_loop_process):
442 'update_stmt' after modification.
443 (pass_oacc_loop_designation): New function, extracted out of...
444 (pass_oacc_device_lower): ... this.
445 (pass_data_oacc_loop_designation, pass_oacc_loop_designation)
446 (make_pass_oacc_loop_designation): New
447 * passes.def: Add it.
448 * tree-parloops.c (create_parallel_loop): Adjust.
449 * tree-pass.h (make_pass_oacc_loop_designation): New.
451 2021-07-29 Aldy Hernandez <aldyh@redhat.com>
453 * flag-types.h (enum threader_mode): New.
454 * params.opt: Add entry for --param=threader-mode.
455 * tree-ssa-threadbackward.c (THREADER_ITERATIVE_MODE): New.
456 (class back_threader): New.
457 (back_threader::back_threader): New.
458 (back_threader::~back_threader): New.
459 (back_threader::maybe_register_path): New.
460 (back_threader::find_taken_edge): New.
461 (back_threader::find_taken_edge_switch): New.
462 (back_threader::find_taken_edge_cond): New.
463 (back_threader::resolve_def): New.
464 (back_threader::resolve_phi): New.
465 (back_threader::find_paths_to_names): New.
466 (back_threader::find_paths): New.
469 (thread_jumps::find_jump_threads_backwards): Call ranger threader.
470 (thread_jumps::find_jump_threads_backwards_with_ranger): New.
471 (pass_thread_jumps::execute): Abstract out code...
472 (try_thread_blocks): ...here.
473 * tree-ssa-threadedge.c (jump_threader::thread_outgoing_edges):
474 Abstract out threading candidate code to...
475 (single_succ_to_potentially_threadable_block): ...here.
476 * tree-ssa-threadedge.h (single_succ_to_potentially_threadable_block):
478 * tree-ssa-threadupdate.c (register_jump_thread): Return boolean.
479 * tree-ssa-threadupdate.h (class jump_thread_path_registry):
480 Return bool from register_jump_thread.
482 2021-07-29 Andreas Krebbel <krebbel@linux.ibm.com>
484 * target.def: in0 and in1 do not need to be registers.
485 * doc/tm.texi: Regenerate.
487 2021-07-29 liuhongt <hongtao.liu@intel.com>
490 * config/i386/i386.c (ix86_widen_mult_cost): New function.
491 (ix86_add_stmt_cost): Use ix86_widen_mult_cost for
494 2021-07-29 Jiufu Guo <guojiufu@linux.ibm.com>
497 * config/rs6000/rs6000.c (TARGET_PREFERRED_DOLOOP_MODE): New hook.
498 (rs6000_preferred_doloop_mode): New hook.
499 * doc/tm.texi: Regenerate.
500 * doc/tm.texi.in: Add hook preferred_doloop_mode.
501 * target.def (preferred_doloop_mode): New hook.
502 * targhooks.c (default_preferred_doloop_mode): New hook.
503 * targhooks.h (default_preferred_doloop_mode): New hook.
504 * tree-ssa-loop-ivopts.c (compute_doloop_base_on_mode): New function.
505 (add_iv_candidate_for_doloop): Call targetm.preferred_doloop_mode
506 and compute_doloop_base_on_mode.
508 2021-07-28 Martin Sebor <msebor@redhat.com>
511 * tree-ssa-uninit.c (maybe_warn_operand): Correct object offset
512 and size computation.
514 2021-07-28 Martin Sebor <msebor@redhat.com>
517 * gimple-array-bounds.cc (array_bounds_checker::check_mem_ref): Remove
519 Handle pointers to functions.
521 2021-07-28 Martin Sebor <msebor@redhat.com>
523 * Makefile.in (OBJS): Add gimple-ssa-warn-access.o and pointer-query.o.
524 * attribs.h (fndecl_dealloc_argno): Move fndecl_dealloc_argno to tree.h.
525 * builtins.c (compute_objsize_r): Move to pointer-query.cc.
526 (access_ref::access_ref): Same.
527 (access_ref::phi): Same.
528 (access_ref::get_ref): Same.
529 (access_ref::size_remaining): Same.
530 (access_ref::offset_in_range): Same.
531 (access_ref::add_offset): Same.
532 (access_ref::inform_access): Same.
533 (ssa_name_limit_t::visit_phi): Same.
534 (ssa_name_limit_t::leave_phi): Same.
535 (ssa_name_limit_t::next): Same.
536 (ssa_name_limit_t::next_phi): Same.
537 (ssa_name_limit_t::~ssa_name_limit_t): Same.
538 (pointer_query::pointer_query): Same.
539 (pointer_query::get_ref): Same.
540 (pointer_query::put_ref): Same.
541 (pointer_query::flush_cache): Same.
542 (warn_string_no_nul): Move to gimple-ssa-warn-access.cc.
543 (check_nul_terminated_array): Same.
544 (unterminated_array): Same.
545 (maybe_warn_for_bound): Same.
546 (check_read_access): Same.
547 (warn_for_access): Same.
548 (get_size_range): Same.
549 (check_access): Same.
550 (gimple_call_alloc_size): Move to tree.c.
551 (gimple_parm_array_size): Move to pointer-query.cc.
552 (get_offset_range): Same.
553 (gimple_call_return_array): Same.
554 (handle_min_max_size): Same.
555 (handle_array_ref): Same.
556 (handle_mem_ref): Same.
557 (compute_objsize): Same.
558 (gimple_call_alloc_p): Move to gimple-ssa-warn-access.cc.
559 (call_dealloc_argno): Same.
560 (fndecl_dealloc_argno): Same.
561 (new_delete_mismatch_p): Same.
562 (matching_alloc_calls_p): Same.
563 (warn_dealloc_offset): Same.
564 (maybe_emit_free_warning): Same.
565 * builtins.h (check_nul_terminated_array): Move to
566 gimple-ssa-warn-access.h.
567 (check_nul_terminated_array): Same.
568 (warn_string_no_nul): Same.
569 (unterminated_array): Same.
570 (class ssa_name_limit_t): Same.
571 (class pointer_query): Same.
572 (struct access_ref): Same.
573 (class range_query): Same.
574 (struct access_data): Same.
575 (gimple_call_alloc_size): Same.
576 (gimple_parm_array_size): Same.
577 (compute_objsize): Same.
578 (class access_data): Same.
579 (maybe_emit_free_warning): Same.
580 * calls.c (initialize_argument_information): Remove call to
581 maybe_emit_free_warning.
582 * gimple-array-bounds.cc: Include new header..
583 * gimple-fold.c: Same.
584 * gimple-ssa-sprintf.c: Same.
585 * gimple-ssa-warn-restrict.c: Same.
586 * passes.def: Add pass_warn_access.
587 * tree-pass.h (make_pass_warn_access): Declare.
588 * tree-ssa-strlen.c: Include new headers.
589 * tree.c (fndecl_dealloc_argno): Move here from builtins.c.
590 * tree.h (fndecl_dealloc_argno): Move here from attribs.h.
591 * gimple-ssa-warn-access.cc: New file.
592 * gimple-ssa-warn-access.h: New file.
593 * pointer-query.cc: New file.
594 * pointer-query.h: New file.
596 2021-07-28 Jakub Jelinek <jakub@redhat.com>
599 * ubsan.c (maybe_instrument_pointer_overflow,
600 instrument_object_size): Only test DECL_REGISTER on VAR_DECLs,
601 PARM_DECLs or RESULT_DECLs.
602 * sanopt.c (maybe_optimize_ubsan_ptr_ifn): Likewise.
604 2021-07-28 Jakub Jelinek <jakub@redhat.com>
607 * match.pd (bswap16 (x) == bswap16 (y)): Cast both operands
608 to type of bswap16 for comparison.
609 (bswap16 (x) == cst): Cast bswap16 operand to type of cst.
611 2021-07-28 Richard Biener <rguenther@suse.de>
613 PR tree-optimization/101615
614 * tree-vect-slp.c (vect_optimize_slp): Materialize permutes
615 at CTOR SLP graph entries.
617 2021-07-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
619 * config/aarch64/aarch64.md (*extend<SHORT:mode><GPI:mode>2_aarch64):
620 Add "r,w" alternative.
622 2021-07-28 H.J. Lu <hjl.tools@gmail.com>
625 * config/i386/i386.c (ix86_avx_u128_mode_needed): Don't set
626 AVX_U128_DIRTY when all bits are zero.
628 2021-07-28 Richard Biener <rguenther@suse.de>
630 PR tree-optimization/101615
631 * tree-vect-slp.c (vect_optimize_slp): Pre-existing vector
632 external nodes cannot be permuted so make them perm_out 0.
634 2021-07-28 Andrew Stubbs <ams@codesourcery.com>
637 * config.in: Regenerate.
638 * config/gcn/gcn-hsa.h (A_FIJI): New define.
642 (ASM_SPEC): Use A_FIJI, A_900, A_906 and A_908.
643 * config/gcn/gcn.c (output_file_start): Adjust attributes according
644 to the assembler capabilities.
645 * config/gcn/mkoffload.c (main): Likewise.
646 * configure: Regenerate.
647 * configure.ac: Add tests for LLVM assembler attribute features.
649 2021-07-28 Andrew MacLeod <amacleod@redhat.com>
651 * gimple-range-gori.cc (gori_compute::outgoing_edge_range_p): Check for
652 cond_false and cond_true on branches.
654 2021-07-28 Bin Cheng <bin.cheng@linux.alibaba.com>
656 * config/aarch64/aarch64.c (aarch64_gen_adjusted_ldpstp): use
659 2021-07-28 Bin Cheng <bin.cheng@linux.alibaba.com>
661 * alias.c (init_alias_analysis): Don't skip prologue/epilogue.
663 2021-07-28 Jakub Jelinek <jakub@redhat.com>
666 * config/i386/sse.md (vashr<mode>3): Split into vashrv8di3 expander
667 and vashrv4di3 expander, where the latter requires just TARGET_AVX2
668 and has special !TARGET_AVX512VL expansion.
669 (vashrv2di3<mask_name>): Rename to ...
670 (vashrv2di3): ... this. Change condition to TARGET_XOP || TARGET_AVX2
671 and add special !TARGET_XOP && !TARGET_AVX512VL expansion.
673 2021-07-28 Martin Uecker <muecker@gwdg.de>
675 * calls.c (maybe_warn_rdwr_sizes): Correct argument
676 numbers in warning that were switched.
678 2021-07-28 Kewen Lin <linkw@linux.ibm.com>
680 PR tree-optimization/101596
681 * tree-vect-patterns.c (vect_recog_mulhs_pattern): Fix wrong check
682 by using new_type's precision instead.
684 2021-07-28 liuhongt <hongtao.liu@intel.com>
687 * config/i386/i386.h (processor_costs): Add new member
689 * config/i386/x86-tune-costs.h (ix86_size_cost, i386_cost,
690 i486_cost, pentium_cost, lakemont_cost, pentiumpro_cost,
691 geode_cost, k6_cost, athlon_cost, k8_cost, amdfam10_cost,
692 bdver_cost, znver1_cost, znver2_cost, znver3_cost,
693 btver1_cost, btver2_cost, btver3_cost, pentium4_cost,
694 nocona_cost, atom_cost, atom_cost, slm_cost, intel_cost,
695 generic_cost, core_cost): Initialize integer_to_sse same value
697 (skylake_cost): Initialize integer_to_sse twice as much as sse_op.
698 * config/i386/i386.c (ix86_builtin_vectorization_cost):
699 Use integer_to_sse instead of sse_op to calculate the cost of
702 2021-07-27 Bill Schmidt <wschmidt@linux.ibm.com>
704 * config/rs6000/rs6000-gen-builtins.c (write_ovld_static_init): New
706 (write_init_file): Call write_ovld_static_init.
708 2021-07-27 Bill Schmidt <wschmidt@linux.ibm.com>
710 * config/rs6000/rs6000-gen-builtins.c (write_bif_static_init): New
712 (write_init_file): Call write_bif_static_init.
714 2021-07-27 Bill Schmidt <wschmidt@linux.ibm.com>
716 * config/rs6000/rs6000-gen-builtins.c (typemap): New struct.
717 (TYPE_MAP_SIZE): New macro.
718 (type_map): New initialized variable.
719 (typemap_cmp): New function.
720 (write_type_node): Likewise.
721 (write_fntype_init): Implement.
723 2021-07-27 Martin Sebor <msebor@redhat.com>
725 PR tree-optimization/101584
726 * tree-ssa-uninit.c (builtin_call_nomodifying_p): New function.
727 (check_defs): Call it.
729 2021-07-27 Aldy Hernandez <aldyh@redhat.com>
731 * tree-ssa-dom.c (dom_jump_threader_simplifier):
732 Put avail_exprs_stack in the class, instead of passing it to
733 jump_threader_simplifier.
734 (dom_jump_threader_simplifier::simplify): Add state argument.
735 (dom_opt_dom_walker): Add state.
736 (pass_dominator::execute): Pass state to threader.
737 (dom_opt_dom_walker::before_dom_children): Use state.
738 * tree-ssa-threadedge.c (jump_threader::jump_threader): Replace
740 (jump_threader::record_temporary_equivalences_from_phis):
741 Register equivalences through the state variable.
742 (jump_threader::record_temporary_equivalences_from_stmts_at_dest):
743 Record ranges in a statement through the state variable.
744 (jump_threader::simplify_control_stmt_condition): Pass state to
746 (jump_threader::simplify_control_stmt_condition_1): Same.
747 (jump_threader::thread_around_empty_blocks): Remove obsolete
749 (jump_threader::thread_through_normal_block): Record equivalences
750 on edge through the state variable.
751 (jump_threader::thread_across_edge): Abstract state pushing.
752 (jt_state::jt_state): New.
753 (jt_state::push): New.
754 (jt_state::pop): New.
755 (jt_state::register_equiv): New.
756 (jt_state::record_ranges_from_stmt): New.
757 (jt_state::register_equivs_on_edge): New.
758 (jump_threader_simplifier::jump_threader_simplifier): Move from
760 (jump_threader_simplifier::simplify): Add state argument.
761 * tree-ssa-threadedge.h (class jt_state): New.
762 (class jump_threader): Add state to constructor.
763 (class jump_threader_simplifier): Add state to simplify. Remove
764 avail_exprs_stack from class.
765 * tree-vrp.c (vrp_jump_threader_simplifier::simplify): Add state
767 (vrp_jump_threader::vrp_jump_threader): Add state.
768 (vrp_jump_threader::~vrp_jump_threader): Cleanup state.
770 2021-07-27 Aldy Hernandez <aldyh@redhat.com>
772 * Makefile.in (OBJS): Add gimple-range-path.o.
773 * gimple-range-path.cc: New file.
774 * gimple-range-path.h: New file.
776 2021-07-27 Jonathan Wright <jonathan.wright@arm.com>
778 * config/aarch64/aarch64-simd.md: Push sign/zero-extension
779 inside vec_duplicate for all patterns.
780 * simplify-rtx.c (simplify_context::simplify_unary_operation_1):
781 Push sign/zero-extension inside vec_duplicate.
783 2021-07-27 Richard Biener <rguenther@suse.de>
785 PR tree-optimization/101573
786 * tree-ssa-uninit.c (warn_uninit_phi_uses): New function
787 looking at uninitialized PHI arg defs in some constrained cases.
788 (warn_uninitialized_vars): Call it.
789 (execute_early_warn_uninitialized): Calculate dominators.
791 2021-07-27 Richard Biener <rguenther@suse.de>
793 PR tree-optimization/39821
794 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): Use
795 vector_stmt for widening arithmetic.
796 (vectorizable_conversion): Adjust.
798 2021-07-27 Martin Jambor <mjambor@suse.cz>
800 * cgraph.h (ipa_replace_map): New field force_load_ref.
801 * ipa-prop.h (ipa_param_descriptor): Reduce precision of move_cost,
802 aded new flag load_dereferenced, adjusted comments.
803 (ipa_get_param_dereferenced): New function.
804 (ipa_set_param_dereferenced): Likewise.
805 * cgraphclones.c (cgraph_node::create_virtual_clone): Follow it.
806 * ipa-cp.c: Include gimple.h.
807 (ipcp_discover_new_direct_edges): Take into account dereferenced flag.
808 (get_replacement_map): New parameter force_load_ref, set the
809 appropriate flag in ipa_replace_map if set.
810 (struct symbol_and_index_together): New type.
811 (adjust_refs_in_act_callers): New function.
812 (adjust_references_in_caller): Likewise.
813 (create_specialized_node): When appropriate, call
814 adjust_references_in_caller and force only load references.
815 * ipa-prop.c (load_from_dereferenced_name): New function.
816 (ipa_analyze_controlled_uses): Also detect loads from a
817 dereference, harden testing of call statements.
818 (ipa_write_node_info): Stream the dereferenced flag.
819 (ipa_read_node_info): Likewise.
820 (ipa_set_jf_constant): Also create refdesc when jump function
821 references a variable.
822 (cgraph_node_for_jfunc): Rename to symtab_node_for_jfunc, work
823 also on references of variables and return a symtab_node. Adjust
825 (propagate_controlled_uses): Also remove references to VAR_DECLs.
827 2021-07-27 Jakub Jelinek <jakub@redhat.com>
830 * gimple-fold.c (clear_padding_type): Ignore FIELD_DECLs with byte
831 positions above or equal to sz except for diagnostics of flexible
834 2021-07-26 Andrew MacLeod <amacleod@redhat.com>
836 PR tree-optimization/78888
837 * gimple-range-fold.cc (get_letter_range): New.
838 (fold_using_range::range_of_builtin_call): Call get_letter_range.
840 2021-07-26 Andrew MacLeod <amacleod@redhat.com>
842 PR tree-optimization/78888
843 * gimple-range-fold.cc (fold_using_range::range_of_builtin_call): Add cases
844 for CFN_BUILT_IN_TOUPPER and CFN_BUILT_IN_TOLOWER.
846 2021-07-26 Roger Sayle <roger@nextmovesoftware.com>
847 Marc Glisse <marc.glisse@inria.fr>
849 * match.pd (rotate): Simplify equality/inequality of rotations.
850 (bswap): Simplify equality/inequality tests of byte swapping.
852 2021-07-26 Aldy Hernandez <aldyh@redhat.com>
854 * range-op.cc (operator_bitwise_xor::op1_op2_relation_effect):
857 2021-07-26 Aldy Hernandez <aldyh@redhat.com>
859 * range-op.cc (operator_lshift::fold_range): Pass rel to
860 base class fold_range.
861 (operator_rshift::fold_range): Same.
863 2021-07-26 Ashimida <ashimida@linux.alibaba.com>
866 * toplev.h (min_align_loops_log): Remove declaration.
867 (min_align_jumps_log, min_align_labels_log): Likewise.
868 (min_align_functions_log): Likewise.
870 2021-07-26 Aldy Hernandez <aldyh@redhat.com>
872 * tree-vrp.c (vrp_simplify_cond_using_ranges): Rename vr_values
874 (execute_vrp): Abstract out simplification of conditionals...
875 (simplify_casted_conds): ...here.
877 2021-07-26 Aldy Hernandez <aldyh@redhat.com>
879 * gimple-array-bounds.cc (array_bounds_checker::get_value_range):
881 (array_bounds_checker::check_array_ref): Same.
882 (array_bounds_checker::check_addr_expr): Same.
883 (array_bounds_checker::check_array_bounds): Pass statement to
884 check_array_bounds and check_addr_expr.
885 * gimple-array-bounds.h (check_array_bounds): Add gimple argument.
886 (check_addr_expr): Same.
887 (get_value_range): Same.
889 2021-07-26 Tamar Christina <tamar.christina@arm.com>
891 * config/aarch64/aarch64-simd-builtins.def (sdot, udot): Rename to..
892 (sdot_prod, udot_prod): ... This.
893 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>): Merged
895 (<sur>dot_prod<vsi2qi>): ... this.
896 (aarch64_<sur>dot_lane<vsi2qi>, aarch64_<sur>dot_laneq<vsi2qi>):
897 Change operands order.
898 (<sur>sadv16qi): Use new operands order.
899 * config/aarch64/arm_neon.h (vdot_u32, vdotq_u32, vdot_s32,
900 vdotq_s32): Use new RTL ordering.
902 2021-07-26 Tamar Christina <tamar.christina@arm.com>
904 * config/aarch64/aarch64-builtins.c (TYPES_TERNOP_SUSS,
905 aarch64_types_ternop_suss_qualifiers): New.
906 * config/aarch64/aarch64-simd-builtins.def (usdot_prod): Use it.
907 * config/aarch64/aarch64-simd.md (usdot_prod<vsi2qi>): Re-organize RTL.
908 * config/aarch64/arm_neon.h (vusdot_s32, vusdotq_s32): Use it.
910 2021-07-23 Jakub Jelinek <jakub@redhat.com>
912 PR rtl-optimization/101562
913 * expmed.c (store_integral_bit_field): Only use movstrict_optab
914 if the operand isn't paradoxical.
916 2021-07-23 Aldy Hernandez <aldyh@redhat.com>
918 * gimple-array-bounds.h (class array_bounds_checker): Change
919 ranges type to range_query.
921 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
923 * config/aarch64/arm_neon.h (vst1_s64_x2): Use
924 __builtin_memcpy instead of constructing
925 __builtin_aarch64_simd_oi one vector at a time.
926 (vst1_u64_x2): Likewise.
927 (vst1_f64_x2): Likewise.
928 (vst1_s8_x2): Likewise.
929 (vst1_p8_x2): Likewise.
930 (vst1_s16_x2): Likewise.
931 (vst1_p16_x2): Likewise.
932 (vst1_s32_x2): Likewise.
933 (vst1_u8_x2): Likewise.
934 (vst1_u16_x2): Likewise.
935 (vst1_u32_x2): Likewise.
936 (vst1_f16_x2): Likewise.
937 (vst1_f32_x2): Likewise.
938 (vst1_p64_x2): Likewise.
939 (vst1q_s8_x2): Likewise.
940 (vst1q_p8_x2): Likewise.
941 (vst1q_s16_x2): Likewise.
942 (vst1q_p16_x2): Likewise.
943 (vst1q_s32_x2): Likewise.
944 (vst1q_s64_x2): Likewise.
945 (vst1q_u8_x2): Likewise.
946 (vst1q_u16_x2): Likewise.
947 (vst1q_u32_x2): Likewise.
948 (vst1q_u64_x2): Likewise.
949 (vst1q_f16_x2): Likewise.
950 (vst1q_f32_x2): Likewise.
951 (vst1q_f64_x2): Likewise.
952 (vst1q_p64_x2): Likewise.
954 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
956 * config/aarch64/arm_neon.h (vst1_s64_x3): Use
957 __builtin_memcpy instead of constructing
958 __builtin_aarch64_simd_ci one vector at a time.
959 (vst1_u64_x3): Likewise.
960 (vst1_f64_x3): Likewise.
961 (vst1_s8_x3): Likewise.
962 (vst1_p8_x3): Likewise.
963 (vst1_s16_x3): Likewise.
964 (vst1_p16_x3): Likewise.
965 (vst1_s32_x3): Likewise.
966 (vst1_u8_x3): Likewise.
967 (vst1_u16_x3): Likewise.
968 (vst1_u32_x3): Likewise.
969 (vst1_f16_x3): Likewise.
970 (vst1_f32_x3): Likewise.
971 (vst1_p64_x3): Likewise.
972 (vst1q_s8_x3): Likewise.
973 (vst1q_p8_x3): Likewise.
974 (vst1q_s16_x3): Likewise.
975 (vst1q_p16_x3): Likewise.
976 (vst1q_s32_x3): Likewise.
977 (vst1q_s64_x3): Likewise.
978 (vst1q_u8_x3): Likewise.
979 (vst1q_u16_x3): Likewise.
980 (vst1q_u32_x3): Likewise.
981 (vst1q_u64_x3): Likewise.
982 (vst1q_f16_x3): Likewise.
983 (vst1q_f32_x3): Likewise.
984 (vst1q_f64_x3): Likewise.
985 (vst1q_p64_x3): Likewise.
987 2021-07-23 H.J. Lu <hjl.tools@gmail.com>
990 * config/i386/i386.c (ix86_gen_scratch_sse_rtx): Don't return
991 hard register when LRA is in progress.
993 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
995 * config/aarch64/arm_neon.h (vst1_s8_x4): Use
996 __builtin_memcpy instead of using a union.
997 (vst1q_s8_x4): Likewise.
998 (vst1_s16_x4): Likewise.
999 (vst1q_s16_x4): Likewise.
1000 (vst1_s32_x4): Likewise.
1001 (vst1q_s32_x4): Likewise.
1002 (vst1_u8_x4): Likewise.
1003 (vst1q_u8_x4): Likewise.
1004 (vst1_u16_x4): Likewise.
1005 (vst1q_u16_x4): Likewise.
1006 (vst1_u32_x4): Likewise.
1007 (vst1q_u32_x4): Likewise.
1008 (vst1_f16_x4): Likewise.
1009 (vst1q_f16_x4): Likewise.
1010 (vst1_f32_x4): Likewise.
1011 (vst1q_f32_x4): Likewise.
1012 (vst1_p8_x4): Likewise.
1013 (vst1q_p8_x4): Likewise.
1014 (vst1_p16_x4): Likewise.
1015 (vst1q_p16_x4): Likewise.
1016 (vst1_s64_x4): Likewise.
1017 (vst1_u64_x4): Likewise.
1018 (vst1_p64_x4): Likewise.
1019 (vst1q_s64_x4): Likewise.
1020 (vst1q_u64_x4): Likewise.
1021 (vst1q_p64_x4): Likewise.
1022 (vst1_f64_x4): Likewise.
1023 (vst1q_f64_x4): Likewise.
1025 2021-07-23 Jonathan Wrightt <jonathan.wright@arm.com>
1027 * config/aarch64/arm_neon.h (vst2_s64): Use __builtin_memcpy
1028 instead of constructing __builtin_aarch64_simd_oi one vector
1030 (vst2_u64): Likewise.
1031 (vst2_f64): Likewise.
1032 (vst2_s8): Likewise.
1033 (vst2_p8): Likewise.
1034 (vst2_s16): Likewise.
1035 (vst2_p16): Likewise.
1036 (vst2_s32): Likewise.
1037 (vst2_u8): Likewise.
1038 (vst2_u16): Likewise.
1039 (vst2_u32): Likewise.
1040 (vst2_f16): Likewise.
1041 (vst2_f32): Likewise.
1042 (vst2_p64): Likewise.
1043 (vst2q_s8): Likewise.
1044 (vst2q_p8): Likewise.
1045 (vst2q_s16): Likewise.
1046 (vst2q_p16): Likewise.
1047 (vst2q_s32): Likewise.
1048 (vst2q_s64): Likewise.
1049 (vst2q_u8): Likewise.
1050 (vst2q_u16): Likewise.
1051 (vst2q_u32): Likewise.
1052 (vst2q_u64): Likewise.
1053 (vst2q_f16): Likewise.
1054 (vst2q_f32): Likewise.
1055 (vst2q_f64): Likewise.
1056 (vst2q_p64): Likewise.
1058 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
1060 * config/aarch64/arm_neon.h (vst3_s64): Use __builtin_memcpy
1061 instead of constructing __builtin_aarch64_simd_ci one vector
1063 (vst3_u64): Likewise.
1064 (vst3_f64): Likewise.
1065 (vst3_s8): Likewise.
1066 (vst3_p8): Likewise.
1067 (vst3_s16): Likewise.
1068 (vst3_p16): Likewise.
1069 (vst3_s32): Likewise.
1070 (vst3_u8): Likewise.
1071 (vst3_u16): Likewise.
1072 (vst3_u32): Likewise.
1073 (vst3_f16): Likewise.
1074 (vst3_f32): Likewise.
1075 (vst3_p64): Likewise.
1076 (vst3q_s8): Likewise.
1077 (vst3q_p8): Likewise.
1078 (vst3q_s16): Likewise.
1079 (vst3q_p16): Likewise.
1080 (vst3q_s32): Likewise.
1081 (vst3q_s64): Likewise.
1082 (vst3q_u8): Likewise.
1083 (vst3q_u16): Likewise.
1084 (vst3q_u32): Likewise.
1085 (vst3q_u64): Likewise.
1086 (vst3q_f16): Likewise.
1087 (vst3q_f32): Likewise.
1088 (vst3q_f64): Likewise.
1089 (vst3q_p64): Likewise.
1091 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
1093 * config/aarch64/arm_neon.h (vst4_s64): Use __builtin_memcpy
1094 instead of constructing __builtin_aarch64_simd_xi one vector
1096 (vst4_u64): Likewise.
1097 (vst4_f64): Likewise.
1098 (vst4_s8): Likewise.
1099 (vst4_p8): Likewise.
1100 (vst4_s16): Likewise.
1101 (vst4_p16): Likewise.
1102 (vst4_s32): Likewise.
1103 (vst4_u8): Likewise.
1104 (vst4_u16): Likewise.
1105 (vst4_u32): Likewise.
1106 (vst4_f16): Likewise.
1107 (vst4_f32): Likewise.
1108 (vst4_p64): Likewise.
1109 (vst4q_s8): Likewise.
1110 (vst4q_p8): Likewise.
1111 (vst4q_s16): Likewise.
1112 (vst4q_p16): Likewise.
1113 (vst4q_s32): Likewise.
1114 (vst4q_s64): Likewise.
1115 (vst4q_u8): Likewise.
1116 (vst4q_u16): Likewise.
1117 (vst4q_u32): Likewise.
1118 (vst4q_u64): Likewise.
1119 (vst4q_f16): Likewise.
1120 (vst4q_f32): Likewise.
1121 (vst4q_f64): Likewise.
1122 (vst4q_p64): Likewise.
1124 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
1126 * config/aarch64/arm_neon.h (vtbx4_s8): Use __builtin_memcpy
1127 instead of constructing __builtin_aarch64_simd_oi one vector
1129 (vtbx4_u8): Likewise.
1130 (vtbx4_p8): Likewise.
1132 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
1134 * config/aarch64/arm_neon.h (vtbl3_s8): Use __builtin_memcpy
1135 instead of constructing __builtin_aarch64_simd_oi one vector
1137 (vtbl3_u8): Likewise.
1138 (vtbl3_p8): Likewise.
1139 (vtbl4_s8): Likewise.
1140 (vtbl4_u8): Likewise.
1141 (vtbl4_p8): Likewise.
1143 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
1145 * config/aarch64/arm_neon.h (vqtbx2_s8): Use __builtin_memcpy
1146 instead of constructing __builtin_aarch64_simd_oi one vector
1148 (vqtbx2_u8): Likewise.
1149 (vqtbx2_p8): Likewise.
1150 (vqtbx2q_s8): Likewise.
1151 (vqtbx2q_u8): Likewise.
1152 (vqtbx2q_p8): Likewise.
1153 (vqtbx3_s8): Use __builtin_memcpy instead of constructing
1154 __builtin_aarch64_simd_ci one vector at a time.
1155 (vqtbx3_u8): Likewise.
1156 (vqtbx3_p8): Likewise.
1157 (vqtbx3q_s8): Likewise.
1158 (vqtbx3q_u8): Likewise.
1159 (vqtbx3q_p8): Likewise.
1160 (vqtbx4_s8): Use __builtin_memcpy instead of constructing
1161 __builtin_aarch64_simd_xi one vector at a time.
1162 (vqtbx4_u8): Likewise.
1163 (vqtbx4_p8): Likewise.
1164 (vqtbx4q_s8): Likewise.
1165 (vqtbx4q_u8): Likewise.
1166 (vqtbx4q_p8): Likewise.
1168 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
1170 * config/aarch64/arm_neon.h (vqtbl2_s8): Use __builtin_memcpy
1171 instead of constructing __builtin_aarch64_simd_oi one vector
1173 (vqtbl2_u8): Likewise.
1174 (vqtbl2_p8): Likewise.
1175 (vqtbl2q_s8): Likewise.
1176 (vqtbl2q_u8): Likewise.
1177 (vqtbl2q_p8): Likewise.
1178 (vqtbl3_s8): Use __builtin_memcpy instead of constructing
1179 __builtin_aarch64_simd_ci one vector at a time.
1180 (vqtbl3_u8): Likewise.
1181 (vqtbl3_p8): Likewise.
1182 (vqtbl3q_s8): Likewise.
1183 (vqtbl3q_u8): Likewise.
1184 (vqtbl3q_p8): Likewise.
1185 (vqtbl4_s8): Use __builtin_memcpy instead of constructing
1186 __builtin_aarch64_simd_xi one vector at a time.
1187 (vqtbl4_u8): Likewise.
1188 (vqtbl4_p8): Likewise.
1189 (vqtbl4q_s8): Likewise.
1190 (vqtbl4q_u8): Likewise.
1191 (vqtbl4q_p8): Likewise.
1193 2021-07-23 Haochen Gui <guihaoc@gcc.gnu.org>
1196 * config/rs6000/rs6000.md (cstore<mode>4): Fix wrong fall through.
1198 2021-07-22 Andrew Pinski <apinski@marvell.com>
1200 PR tree-optimization/10153
1201 * tree-tailcall.c (create_tailcall_accumulator):
1202 Don't call fold_convert as the type should be correct already.
1203 (tree_optimize_tail_calls_1): Use build_{one,zero}_cst instead
1204 of integer_{one,zero}_node for the call of create_tailcall_accumulator.
1206 2021-07-22 Aldy Hernandez <aldyh@redhat.com>
1208 * gimple-range-cache.cc (non_null_ref::adjust_range): Replace
1209 varying_p check for null/non-null check.
1211 2021-07-22 Andrew MacLeod <amacleod@redhat.com>
1213 PR tree-optimization/101511
1214 * value-relation.cc (relation_oracle::query_relation): Check if ssa1
1215 is in ssa2's equiv set, and don't trap if so.
1217 2021-07-22 Andrew MacLeod <amacleod@redhat.com>
1219 PR tree-optimization/101497
1220 * gimple-range-fold.cc (fold_using_range::range_of_cond_expr): Check
1223 2021-07-22 Andrew MacLeod <amacleod@redhat.com>
1225 PR tree-optimization/101496
1226 * vr-values.c (simplify_using_ranges::fold_cond): Call range_of_stmt
1227 first, then vrp_visit_cond_Stmt.
1229 2021-07-22 liuhongt <hongtao.liu@intel.com>
1231 * config/i386/i386-expand.c
1232 (ix86_broadcast_from_integer_constant): Rename to ..
1233 (ix86_broadcast_from_constant): .. this, and extend it to
1235 (ix86_expand_vector_move): Extend to float mode.
1236 * config/i386/i386-features.c
1237 (replace_constant_pool_with_broadcast): Remove.
1238 (remove_partial_avx_dependency_gate): Ditto.
1239 (constant_pool_broadcast): Ditto.
1240 (class pass_constant_pool_broadcast): Ditto.
1241 (make_pass_constant_pool_broadcast): Ditto.
1242 (remove_partial_avx_dependency): Adjust gate.
1243 * config/i386/i386-passes.def: Remove pass_constant_pool_broadcast.
1244 * config/i386/i386-protos.h
1245 (make_pass_constant_pool_broadcast): Remove.
1247 2021-07-22 liuhongt <hongtao.liu@intel.com>
1249 * config/i386/constraints.md (Wb): New constraint.
1251 * config/i386/i386.md (*ashlhi3_1): Extend to avx512 mask
1253 (*ashlqi3_1): Ditto.
1254 (*<insn><mode>3_1): Split to ..
1255 (*ashr<mode>3_1): this, ...
1256 (*lshr<mode>3_1): and this, also extend this pattern to avx512
1258 (*<insn><mode>3_1): Split to ..
1259 (*ashr<mode>3_1): this, ...
1260 (*lshrqi3_1): and this, also extend this pattern to avx512
1262 (*lshrhi3_1): And this, also extend this pattern to avx512
1264 * config/i386/sse.md (k<code><mode>): New define_split after
1265 it to convert generic shift pattern to mask shift ones.
1267 2021-07-21 Thomas Schwinge <thomas@codesourcery.com>
1268 Joseph Myers <joseph@codesourcery.com>
1269 Cesar Philippidis <cesar@codesourcery.com>
1271 * tree-core.h (omp_clause_code): Add 'OMP_CLAUSE_NOHOST'.
1272 * tree.c (omp_clause_num_ops, omp_clause_code_name, walk_tree_1):
1274 * tree-pretty-print.c (dump_omp_clause): Likewise.
1275 * omp-general.c (oacc_verify_routine_clauses): Likewise.
1276 * gimplify.c (gimplify_scan_omp_clauses)
1277 (gimplify_adjust_omp_clauses): Likewise.
1278 * tree-nested.c (convert_nonlocal_omp_clauses)
1279 (convert_local_omp_clauses): Likewise.
1280 * omp-low.c (scan_sharing_clauses): Likewise.
1281 * omp-offload.c (execute_oacc_device_lower): Update.
1283 2021-07-21 Martin Sebor <msebor@redhat.com>
1285 * tree-ssa-alias.c (walk_aliased_vdefs_1): Fix typos in a comment.
1287 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
1289 * config/rs6000/rs6000-gen-builtins.c (write_init_bif_table):
1292 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
1294 * config/rs6000/rs6000-gen-builtins.c (write_fntype): New
1296 (write_fntype_init): New stub function.
1297 (write_init_bif_table): Likewise.
1298 (write_init_ovld_table): New function.
1299 (write_init_file): Implement.
1301 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
1303 * config/rs6000/rs6000-gen-builtins.c
1304 (write_autogenerated_header): New function.
1305 (write_decls): Likewise.
1306 (write_extern_fntype): New callback function.
1307 (write_header_file): Implement.
1309 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
1311 * config/rs6000/rs6000-gen-builtins.c (write_defines_file):
1314 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
1316 * config/rs6000/rs6000-gen-builtins.c (complete_vector_type): New
1318 (complete_base_type): Likewise.
1319 (construct_fntype_id): Likewise.
1320 (parse_bif_entry): Call contruct_fntype_id.
1321 (parse_ovld_entry): Likewise.
1323 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
1325 * config/rs6000/rs6000-gen-builtins.c (ovld_stanza): New struct.
1326 (MAXOVLDSTANZAS): New macro.
1327 (ovld_stanzas): New variable.
1328 (curr_ovld_stanza): Likewise.
1329 (MAXOVLDS): New macro.
1330 (ovlddata): New struct.
1331 (ovlds): New variable.
1332 (curr_ovld): Likewise.
1333 (max_ovld_args): Likewise.
1334 (parse_ovld_entry): New function.
1335 (parse_ovld_stanza): Likewise.
1336 (parse_ovld): Implement.
1338 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
1340 * config/rs6000/rs6000-gen-builtins.c (parse_bif_attrs):
1343 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
1345 * config/rs6000/rs6000-gen-builtins.c (parse_args): New function.
1346 (parse_prototype): Implement.
1348 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
1350 * config/rs6000/rs6000-gen-builtins.c (bif_stanza): New enum.
1351 (curr_bif_stanza): New variable.
1352 (stanza_entry): New struct.
1353 (stanza_map): New initialized variable.
1354 (enable_string): Likewise.
1355 (fnkinds): New enum.
1356 (typelist): New struct.
1357 (attrinfo): Likewise.
1358 (MAXRESTROPNDS): New macro.
1359 (prototype): New struct.
1360 (MAXBIFS): New macro.
1361 (bifdata): New struct.
1362 (bifs): New variable.
1363 (curr_bif): Likewise.
1364 (bif_order): Likewise.
1365 (bif_index): Likewise.
1366 (fatal): New function.
1367 (stanza_name_to_stanza): Likewise.
1368 (parse_bif_attrs): New stub function.
1369 (parse_prototype): Likewise.
1370 (parse_bif_entry): New function.
1371 (parse_bif_stanza): Likewise.
1372 (parse_bif): Implement.
1373 (set_bif_order): New function.
1374 (create_bif_order): Implement.
1376 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
1378 * config/rs6000/rs6000-gen-builtins.c (rbtree.h): New #include.
1379 (num_bifs): New variable.
1380 (num_ovld_stanzas): Likewise.
1381 (num_ovlds): Likewise.
1382 (parse_codes): New enum.
1383 (bif_rbt): New variable.
1384 (ovld_rbt): Likewise.
1385 (fntype_rbt): Likewise.
1386 (bifo_rbt): Likewise.
1387 (parse_bif): New stub function.
1388 (create_bif_order): Likewise.
1389 (parse_ovld): Likewise.
1390 (write_header_file): Likewise.
1391 (write_init_file): Likewise.
1392 (write_defines_file): Likewise.
1393 (delete_output_files): New function.
1396 2021-07-21 H.J. Lu <hjl.tools@gmail.com>
1399 * config/i386/i386-builtin.def: Remove OPTION_MASK_ISA_SSE4_2
1400 from CRC32 _builtin functions.
1402 2021-07-21 Sebastian Huber <sebastian.huber@embedded-brains.de>
1404 * coverage.c (build_gcov_info_var_registration): Mark the object placed
1405 in the linker set as referenced so that it does not get optimized away.
1407 2021-07-21 Kito Cheng <kito.cheng@sifive.com>
1410 2021-07-20 Kito Cheng <kito.cheng@sifive.com>
1412 * config.gcc (riscv*-*-*): Detect which python is available.
1414 2021-07-21 Jakub Jelinek <jakub@redhat.com>
1416 PR middle-end/101535
1417 * gimplify.c (omp_check_private): Properly skip ORT_TARGET_DATA
1418 contexts in which decl isn't privatized and for ORT_TARGET return
1419 false if decl is mapped.
1421 2021-07-21 Richard Sandiford <richard.sandiford@arm.com>
1423 * gimple-loop-jam.c: Include tree-ssa-sccvn.h.
1424 (tree_loop_unroll_and_jam): Run value-numbering on a loop that
1425 has been successfully unrolled.
1427 2021-07-21 Richard Sandiford <richard.sandiford@arm.com>
1429 * tree-ssa-loop-manip.c (determine_exit_conditions): Return a null
1430 exit condition if no tail loop is needed, and if the original exit
1431 condition should therefore be kept as-is.
1432 (tree_transform_and_unroll_loop): Handle that case here too.
1434 2021-07-21 Kewen Lin <linkw@linux.ibm.com>
1436 * tree-data-ref.c (free_dependence_relations): Adjust to pass vec
1438 (free_data_refs): Likewise.
1439 * tree-data-ref.h (free_dependence_relations): Likewise.
1440 (free_data_refs): Likewise.
1441 * tree-predcom.c (struct chain): Use auto_vec instead of vec for
1443 (struct component): Likewise.
1444 (pcom_worker::pcom_worker): Adjust for auto_vec and renaming changes.
1445 (pcom_worker::~pcom_worker): Likewise.
1446 (pcom_worker::release_chain): Adjust as auto_vec changes.
1447 (pcom_worker::loop): Rename to ...
1448 (pcom_worker::m_loop): ... this.
1449 (pcom_worker::datarefs): Rename to ...
1450 (pcom_worker::m_datarefs): ... this. Use auto_vec instead of vec.
1451 (pcom_worker::dependences): Rename to ...
1452 (pcom_worker::m_dependences): ... this. Use auto_vec instead of vec.
1453 (pcom_worker::chains): Rename to ...
1454 (pcom_worker::m_chains): ... this. Use auto_vec instead of vec.
1455 (pcom_worker::looparound_phis): Rename to ...
1456 (pcom_worker::m_looparound_phis): ... this. Use auto_vec instead of
1458 (pcom_worker::cache): Rename to ...
1459 (pcom_worker::m_cache): ... this. Use auto_vec instead of vec.
1460 (pcom_worker::release_chain): Adjust for auto_vec changes.
1461 (pcom_worker::release_chains): Adjust for auto_vec and renaming
1463 (release_component): Remove.
1464 (release_components): Adjust for release_component removal.
1465 (component_of): Adjust to use vec.
1466 (merge_comps): Likewise.
1467 (pcom_worker::aff_combination_dr_offset): Adjust for renaming changes.
1468 (pcom_worker::determine_offset): Likewise.
1469 (class comp_ptrs): Remove.
1470 (pcom_worker::split_data_refs_to_components): Adjust for renaming
1471 changes, for comp_ptrs removal with auto_vec.
1472 (pcom_worker::suitable_component_p): Adjust for renaming changes.
1473 (pcom_worker::filter_suitable_components): Adjust for release_component
1475 (pcom_worker::valid_initializer_p): Adjust for renaming changes.
1476 (pcom_worker::find_looparound_phi): Likewise.
1477 (pcom_worker::add_looparound_copies): Likewise.
1478 (pcom_worker::determine_roots_comp): Likewise.
1479 (pcom_worker::single_nonlooparound_use): Likewise.
1480 (pcom_worker::execute_pred_commoning_chain): Likewise.
1481 (pcom_worker::execute_pred_commoning): Likewise.
1482 (pcom_worker::try_combine_chains): Likewise.
1483 (pcom_worker::prepare_initializers_chain): Likewise.
1484 (pcom_worker::prepare_initializers): Likewise.
1485 (pcom_worker::prepare_finalizers_chain): Likewise.
1486 (pcom_worker::prepare_finalizers): Likewise.
1487 (pcom_worker::tree_predictive_commoning_loop): Likewise.
1489 2021-07-20 Martin Sebor <msebor@redhat.com>
1491 PR middle-end/101397
1492 * builtins.c (gimple_call_return_array): Add argument. Correct
1493 offsets for memchr, mempcpy, stpcpy, and stpncpy.
1494 (compute_objsize_r): Adjust offset computation for argument returning
1497 2021-07-20 Martin Sebor <msebor@redhat.com>
1499 PR middle-end/101300
1500 * tree-ssa-uninit.c (check_defs): Handle UBSAN built-ins.
1502 2021-07-20 Jeff Law <jlaw@localhost.localdomain>
1504 * function.c (assign_parm_setup_block): Use adjust_address instead
1505 of change_address to preserve MEM_EXPR and friends.
1507 2021-07-20 Martin Sebor <msebor@redhat.com>
1509 * cfgloop.h (single_likely_exit): Adjust by-value argument to
1511 * cfgloopanal.c (single_likely_exit): Same.
1512 * cgraph.h (struct cgraph_node): Same.
1513 * cgraphclones.c (cgraph_node::create_virtual_clone): Same.
1514 * genautomata.c (merge_states): Same.
1515 * genextract.c (VEC_char_to_string): Same.
1516 * genmatch.c (dt_node::gen_kids_1): Same.
1517 (walk_captures): Adjust by-value argument to by-reference.
1518 * gimple-ssa-store-merging.c (check_no_overlap): Adjust by-value argument
1519 to by-const-reference.
1520 * gimple.c (gimple_build_call_vec): Same.
1521 (gimple_build_call_internal_vec): Same.
1522 (gimple_build_switch): Same.
1523 (sort_case_labels): Same.
1524 (preprocess_case_label_vec_for_gimple): Adjust by-value argument to
1526 * gimple.h (gimple_build_call_vec): Adjust by-value argument to
1528 (gimple_build_call_internal_vec): Same.
1529 (gimple_build_switch): Same.
1530 (sort_case_labels): Same.
1531 (preprocess_case_label_vec_for_gimple): Adjust by-value argument to
1533 * haifa-sched.c (calc_priorities): Adjust by-value argument to
1535 (sched_init_luids): Same.
1536 (haifa_init_h_i_d): Same.
1537 * ipa-cp.c (ipa_get_indirect_edge_target_1): Same.
1538 (adjust_callers_for_value_intersection): Adjust by-value argument to
1540 (find_more_scalar_values_for_callers_subset): Adjust by-value argument to
1542 (find_more_contexts_for_caller_subset): Same.
1543 (find_aggregate_values_for_callers_subset): Same.
1544 (copy_useful_known_contexts): Same.
1545 * ipa-fnsummary.c (remap_edge_summaries): Same.
1546 (remap_freqcounting_predicate): Same.
1547 * ipa-inline.c (add_new_edges_to_heap): Adjust by-value argument to
1549 * ipa-predicate.c (predicate::remap_after_inlining): Adjust by-value argument
1550 to by-const-reference.
1551 * ipa-predicate.h (predicate::remap_after_inlining): Same.
1552 * ipa-prop.c (ipa_find_agg_cst_for_param): Same.
1553 * ipa-prop.h (ipa_find_agg_cst_for_param): Same.
1554 * ira-build.c (ira_loop_tree_body_rev_postorder): Same.
1555 * read-rtl.c (add_overload_instance): Same.
1556 * rtl.h (native_decode_rtx): Same.
1557 (native_decode_vector_rtx): Same.
1558 * sched-int.h (sched_init_luids): Same.
1559 (haifa_init_h_i_d): Same.
1560 * simplify-rtx.c (native_decode_vector_rtx): Same.
1561 (native_decode_rtx): Same.
1562 * tree-call-cdce.c (gen_shrink_wrap_conditions): Same.
1563 (shrink_wrap_one_built_in_call_with_conds): Same.
1564 (shrink_wrap_conditional_dead_built_in_calls): Same.
1565 * tree-data-ref.c (create_runtime_alias_checks): Same.
1566 (compute_all_dependences): Same.
1567 * tree-data-ref.h (compute_all_dependences): Same.
1568 (create_runtime_alias_checks): Same.
1569 (index_in_loop_nest): Same.
1570 * tree-if-conv.c (mask_exists): Same.
1571 * tree-loop-distribution.c (class loop_distribution): Same.
1572 (loop_distribution::create_rdg_vertices): Same.
1573 (dump_rdg_partitions): Same.
1574 (debug_rdg_partitions): Same.
1575 (partition_contains_all_rw): Same.
1576 (loop_distribution::distribute_loop): Same.
1577 * tree-parloops.c (oacc_entry_exit_ok_1): Same.
1578 (oacc_entry_exit_single_gang): Same.
1579 * tree-ssa-loop-im.c (hoist_memory_references): Same.
1580 (loop_suitable_for_sm): Same.
1581 * tree-ssa-loop-niter.c (bound_index): Same.
1582 * tree-ssa-reassoc.c (update_ops): Same.
1583 (swap_ops_for_binary_stmt): Same.
1584 (rewrite_expr_tree): Same.
1585 (rewrite_expr_tree_parallel): Same.
1586 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Same.
1587 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Same.
1588 * tree-ssa-structalias.c (process_all_all_constraints): Same.
1589 (make_constraints_to): Same.
1590 (handle_lhs_call): Same.
1591 (find_func_aliases_for_builtin_call): Same.
1592 (sort_fieldstack): Same.
1593 (check_for_overlaps): Same.
1594 * tree-vect-loop-manip.c (vect_create_cond_for_align_checks): Same.
1595 (vect_create_cond_for_unequal_addrs): Same.
1596 (vect_create_cond_for_lower_bounds): Same.
1597 (vect_create_cond_for_alias_checks): Same.
1598 * tree-vect-slp-patterns.c (vect_validate_multiplication): Same.
1599 * tree-vect-slp.c (vect_analyze_slp_instance): Same.
1600 (vect_make_slp_decision): Same.
1601 (vect_slp_bbs): Same.
1602 (duplicate_and_interleave): Same.
1603 (vect_transform_slp_perm_load): Same.
1604 (vect_schedule_slp): Same.
1605 * tree-vectorizer.h (vect_transform_slp_perm_load): Same.
1606 (vect_schedule_slp): Same.
1607 (duplicate_and_interleave): Same.
1608 * tree.c (build_vector_from_ctor): Same.
1609 (build_vector): Same.
1610 (check_vector_cst): Same.
1611 (check_vector_cst_duplicate): Same.
1612 (check_vector_cst_fill): Same.
1613 (check_vector_cst_stepped): Same.
1614 * tree.h (build_vector_from_ctor): Same.
1616 2021-07-20 Jakub Jelinek <jakub@redhat.com>
1619 * config/rs6000/rs6000-protos.h (easy_altivec_constant): Change return
1620 type from bool to int.
1621 * config/rs6000/rs6000.c (vspltis_constant): Fix up handling the
1622 EASY_VECTOR_MSB case if either step or copies is not 1.
1623 (vspltis_shifted): Fix comment typo.
1624 (easy_altivec_constant): Change return type from bool to int, instead
1625 of returning true return byte size of the element mode that should be
1626 used to synthetize the constant.
1627 * config/rs6000/predicates.md (easy_vector_constant_msb): Require
1628 that vspltis_shifted is 0, handle the case where easy_altivec_constant
1629 assumes using different vector mode from CONST_VECTOR's mode.
1630 * config/rs6000/altivec.md (easy_vector_constant_msb splitter): Use
1631 easy_altivec_constant to determine mode in which -1 >> -1 should be
1632 performed, use rs6000_expand_vector_init instead of gen_vec_initv4sisi.
1634 2021-07-20 Richard Biener <rguenther@suse.de>
1637 * dwarf2out.h (dwarf_file_data): Add key member.
1638 * dwarf2out.c (dwarf_file_hasher::equal): Compare key.
1639 (dwarf_file_hasher::hash): Hash key.
1640 (lookup_filename): Remap the filename and store it in the
1641 filename member of dwarf_file_data when creating a new
1643 (file_name_acquire): Do not remap the filename again.
1644 (maybe_emit_file): Likewise.
1646 2021-07-20 Jonathan Wright <jonathan.wright@arm.com>
1648 * config/aarch64/aarch64-simd-builtins.def: Use two variant
1649 generators for all TBL/TBX intrinsics and rename to
1650 consistent forms: qtbl[1234] or qtbx[1234].
1651 * config/aarch64/aarch64-simd.md (aarch64_tbl1<mode>):
1653 (aarch64_qtbl1<mode>): This.
1654 (aarch64_tbx1<mode>): Rename to...
1655 (aarch64_qtbx1<mode>): This.
1656 (aarch64_tbl2v16qi): Delete.
1657 (aarch64_tbl3<mode>): Rename to...
1658 (aarch64_qtbl2<mode>): This.
1659 (aarch64_tbx4<mode>): Rename to...
1660 (aarch64_qtbx2<mode>): This.
1661 * config/aarch64/aarch64.c (aarch64_expand_vec_perm_1): Use
1662 renamed qtbl1 and qtbl2 RTL patterns.
1663 * config/aarch64/arm_neon.h (vqtbl1_p8): Use renamed qtbl1
1665 (vqtbl1_s8): Likewise.
1666 (vqtbl1_u8): Likewise.
1667 (vqtbl1q_p8): Likewise.
1668 (vqtbl1q_s8): Likewise.
1669 (vqtbl1q_u8): Likewise.
1670 (vqtbx1_s8): Use renamed qtbx1 RTL pattern.
1671 (vqtbx1_u8): Likewise.
1672 (vqtbx1_p8): Likewise.
1673 (vqtbx1q_s8): Likewise.
1674 (vqtbx1q_u8): Likewise.
1675 (vqtbx1q_p8): Likewise.
1676 (vtbl1_s8): Use renamed qtbl1 RTL pattern.
1677 (vtbl1_u8): Likewise.
1678 (vtbl1_p8): Likewise.
1679 (vtbl2_s8): Likewise
1680 (vtbl2_u8): Likewise.
1681 (vtbl2_p8): Likewise.
1682 (vtbl3_s8): Use renamed qtbl2 RTL pattern.
1683 (vtbl3_u8): Likewise.
1684 (vtbl3_p8): Likewise.
1685 (vtbl4_s8): Likewise.
1686 (vtbl4_u8): Likewise.
1687 (vtbl4_p8): Likewise.
1688 (vtbx2_s8): Use renamed qtbx2 RTL pattern.
1689 (vtbx2_u8): Likewise.
1690 (vtbx2_p8): Likewise.
1691 (vqtbl2_s8): Use renamed qtbl2 RTL pattern.
1692 (vqtbl2_u8): Likewise.
1693 (vqtbl2_p8): Likewise.
1694 (vqtbl2q_s8): Likewise.
1695 (vqtbl2q_u8): Likewise.
1696 (vqtbl2q_p8): Likewise.
1697 (vqtbx2_s8): Use renamed qtbx2 RTL pattern.
1698 (vqtbx2_u8): Likewise.
1699 (vqtbx2_p8): Likewise.
1700 (vqtbx2q_s8): Likewise.
1701 (vqtbx2q_u8): Likewise.
1702 (vqtbx2q_p8): Likewise.
1703 (vtbx4_s8): Likewise.
1704 (vtbx4_u8): Likewise.
1705 (vtbx4_p8): Likewise.
1707 2021-07-20 Uroš Bizjak <ubizjak@gmail.com>
1710 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
1712 (define_peephole2 atomic_loaddi_fpu): Ditto.
1714 2021-07-20 Kito Cheng <kito.cheng@sifive.com>
1716 * config.gcc (riscv*-*-*): Detect which python is available.
1718 2021-07-20 Kewen Lin <linkw@linux.ibm.com>
1720 * config/rs6000/vsx.md (mulhs_<mode>): Rename to...
1721 (smul<mode>3_highpart): ... this.
1722 (mulhu_<mode>): Rename to...
1723 (umul<mode>3_highpart): ... this.
1724 * config/rs6000/rs6000-builtin.def (MULHS_V2DI, MULHS_V4SI,
1725 MULHU_V2DI, MULHU_V4SI): Adjust.
1727 2021-07-20 Kewen Lin <linkw@linux.ibm.com>
1729 PR tree-optimization/100696
1730 * internal-fn.c (first_commutative_argument): Add info for IFN_MULH.
1731 * internal-fn.def (IFN_MULH): New internal function.
1732 * tree-vect-patterns.c (vect_recog_mulhs_pattern): Add support to
1733 recog normal multiply highpart as IFN_MULH.
1734 * config/i386/i386.c (ix86_add_stmt_cost): Adjust for combined
1737 2021-07-19 Indu Bhagat <indu.bhagat@oracle.com>
1739 * config/elfos.h (CTF_DEBUGGING_INFO): New definition.
1740 (BTF_DEBUGGING_INFO): Likewise.
1741 * doc/tm.texi.in: Document the new macros.
1742 * doc/tm.texi: Regenerated.
1743 * toplev.c: Guard initialization of debug hooks.
1745 2021-07-19 Indu Bhagat <indu.bhagat@oracle.com>
1747 * flags.h (ctf_debuginfo_p): New function declaration.
1748 * opts.c (ctf_debuginfo_p): New function definition.
1750 2021-07-19 Andrew Stubbs <ams@codesourcery.com>
1753 * config/gcn/gcn-hsa.h (DRIVER_SELF_SPECS): New.
1754 (ASM_SPEC): Set -mattr for xnack and sram-ecc.
1755 * config/gcn/gcn-opts.h (enum sram_ecc_type): New.
1756 * config/gcn/gcn-valu.md: Add a warning comment.
1757 * config/gcn/gcn.c (gcn_option_override): Add "sorry" for -mxnack.
1758 (output_file_start): Add xnack and sram-ecc state to ".amdgcn_target".
1759 * config/gcn/gcn.md: Add a warning comment.
1760 * config/gcn/gcn.opt: Add -mxnack and -msram-ecc.
1761 * config/gcn/mkoffload.c (EF_AMDGPU_MACH_AMDGCN_GFX908): Remove
1763 (EF_AMDGPU_XNACK): New.
1764 (EF_AMDGPU_SRAM_ECC): New.
1766 (copy_early_debug_info): Use elf_flags.
1767 (main): Handle -mxnack and -msram-ecc options.
1768 * doc/invoke.texi: Document -mxnack and -msram-ecc.
1770 2021-07-19 Andrew Pinski <apinski@marvell.com>
1773 * config/aarch64/aarch64.md (csneg3_uxtw_insn): Rename to ...
1774 (*cs<neg_not_cs>3_uxtw_insn4): and extend to NEG_NOT.
1776 2021-07-19 Richard Biener <rguenther@suse.de>
1778 PR tree-optimization/101505
1779 * tree-vect-patterns.c (vect_determine_precisions): Walk
1780 PHIs also for loop vectorization.
1782 2021-07-19 Richard Biener <rguenther@suse.de>
1784 * gimple.h (gimple_expr_type): Remove.
1785 * doc/gimple.texi: Remove gimple_expr_type documentation.
1787 2021-07-19 Richard Biener <rguenther@suse.de>
1789 * tree-ssa-sccvn.c (vn_reference_eq): Handle NULL vr->type.
1790 (ao_ref_init_from_vn_reference): Likewise.
1791 (fully_constant_reference): Likewise.
1792 (vn_reference_lookup_call): Do not set vr->type to random
1794 * tree-ssa-pre.c (compute_avail): Do not try to PRE calls
1796 * tree-vect-generic.c (expand_vector_piecewise): Pass in
1797 whether we expanded parallel.
1798 (expand_vector_parallel): Adjust.
1799 (expand_vector_addition): Likewise.
1800 (expand_vector_comparison): Likewise.
1801 (expand_vector_operation): Likewise.
1802 (expand_vector_scalar_condition): Likewise.
1803 (expand_vector_conversion): Likewise.
1805 2021-07-19 Richard Biener <rguenther@suse.de>
1807 * tree-vrp.c (register_edge_assert_for_2): Use the
1809 (vrp_folder::fold_predicate_in): Likewise.
1810 * vr-values.c (gimple_assign_nonzero_p): Likewise.
1811 (vr_values::extract_range_from_comparison): Likewise.
1812 (vr_values::extract_range_from_ubsan_builtin): Use the
1813 type of the first operand.
1814 (vr_values::extract_range_basic): Push down type
1815 computation, use the appropriate LHS.
1816 (vr_values::extract_range_from_assignment): Use the
1819 2021-07-18 H.J. Lu <hjl.tools@gmail.com>
1822 * common/config/i386/i386-common.c (ix86_handle_option): For
1823 -mgeneral-regs-only, enable the GPR only instructions which are
1824 enabled implicitly by SSE ISAs unless they have been disabled
1827 2021-07-18 H.J. Lu <hjl.tools@gmail.com>
1830 * config/i386/i386.c (ix86_check_avx_upper_stores): Moved before
1831 ix86_avx_u128_mode_needed.
1832 (ix86_avx_u128_mode_needed): Return AVX_U128_DIRTY if callee
1833 returns AVX register.
1835 2021-07-17 Jan Hubicka <hubicka@ucw.cz>
1837 * tree-ssa-structalias.c (handle_rhs_call): Support EAF_NOT_RETURNED.
1838 (handle_const_call): Liekise
1839 (handle_pure_call): Liekise
1841 2021-07-17 Andrew MacLeod <amacleod@redhat.com>
1843 PR tree-optimization/96542
1844 * range-op.cc (range_operator::wi_fold_in_parts): New.
1845 (range_operator::fold_range): Call wi_fold_in_parts.
1846 (operator_lshift::wi_fold): Fix broken lshift by [0,0].
1847 * range-op.h (wi_fold_in_parts): Add prototype.
1849 2021-07-16 David Malcolm <dmalcolm@redhat.com>
1851 * doc/analyzer.texi: Add __analyzer_dump_state.
1853 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
1855 * config/rs6000/rbtree.c: New file.
1856 * config/rs6000/rbtree.h: New file.
1858 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
1860 * config/rs6000/rs6000-gen-builtins.c (restriction): New enum.
1861 (typeinfo): Add restr field.
1862 (match_bracketed_pair): New function.
1863 (match_const_restriction): Implement.
1865 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
1867 * config/rs6000/rs6000-gen-builtins.c (match_basetype): Implement.
1869 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
1871 * config/rs6000/rs6000-gen-builtins.c (void_status): New enum.
1872 (basetype): Likewise.
1873 (typeinfo): Likewise.
1874 (handle_pointer): New function.
1875 (match_basetype): New stub function.
1876 (match_const_restriction): Likewise.
1877 (match_type): New function.
1879 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
1881 * config/rs6000/rs6000-gen-builtins.c (consume_whitespace): New
1883 (advance_line): Likewise.
1884 (safe_inc_pos): Likewise.
1885 (match_identifier): Likewise.
1886 (match_integer): Likewise.
1887 (match_to_right_bracket): Likewise.
1889 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
1891 * config/rs6000/rs6000-gen-builtins.c (bif_file): New variable.
1892 (ovld_file): Likewise.
1893 (header_file): Likewise.
1894 (init_file): Likewise.
1895 (defines_file): Likewise.
1896 (pgm_path): Likewise.
1897 (bif_path): Likewise.
1898 (ovld_path): Likewise.
1899 (header_path): Likewise.
1900 (init_path): Likewise.
1901 (defines_path): Likewise.
1902 (LINELEN): New macro.
1903 (linebuf): New variable.
1907 (bif_diag): New function.
1908 (ovld_diag): Likewise.
1910 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
1912 * config/rs6000/rs6000-builtin-new.def: New.
1913 * config/rs6000/rs6000-overload.def: New.
1915 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
1917 * config/rs6000/rs6000-gen-builtins.c: New.
1919 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
1921 * Makefile.in (EXTRA_GTYPE_DEPS): New variable.
1922 (s-gtype): Depend on EXTRA_GTYPE_DEPS.
1923 * gengtype-state.c (state_writer::write_state_file_list): Add a
1924 parameter to the fileslist expression for the number of build
1926 (read_state_files_list): Detect build headers and strip the
1927 initial "./" or ".\" from their names.
1928 * gengtype.c (build_headers): New global variable.
1929 (num_build_headers): Likewise.
1930 (open_base_files): Emit #include for each build header.
1931 (main): Detect and count build headers.
1932 * gengtype.h (build_headers): New extern variable.
1933 (num_build_headers): Likewise.
1935 2021-07-16 Richard Biener <rguenther@suse.de>
1937 * gimple-ssa-store-merging.c (verify_symbolic_number_p): Use
1938 the type of the LHS.
1939 (find_bswap_or_nop_1): Likewise.
1940 (find_bswap_or_nop): Likewise.
1941 * tree-vectorizer.h (vect_get_smallest_scalar_type): Adjust
1943 * tree-vect-data-refs.c (vect_get_smallest_scalar_type):
1944 Remove unused parameters, pass in the scalar type. Fix
1945 internal store function handling.
1946 * tree-vect-stmts.c (vect_analyze_stmt): Remove assert.
1947 (vect_get_vector_types_for_stmt): Move down check for
1948 existing vector stmt after we've determined a scalar type.
1949 Pass down the used scalar type to vect_get_smallest_scalar_type.
1950 * tree-vect-generic.c (expand_vector_condition): Use
1951 the type of the LHS.
1952 (expand_vector_scalar_condition): Likewise.
1953 (expand_vector_operations_1): Likewise.
1954 * tree-vect-patterns.c (vect_widened_op_tree): Likewise.
1955 (vect_recog_dot_prod_pattern): Likewise.
1956 (vect_recog_sad_pattern): Likewise.
1957 (vect_recog_widen_op_pattern): Likewise.
1958 (vect_recog_widen_sum_pattern): Likewise.
1959 (vect_recog_mixed_size_cond_pattern): Likewise.
1961 2021-07-16 Jan Hubicka <hubicka@ucw.cz>
1963 * ipa-modref.c (struct escape_entry): Use eaf_fleags_t.
1964 (dump_eaf_flags): Dump EAF_NOT_RETURNED
1965 (eaf_flags_useful_p): Use eaf_fleags_t; handle const functions
1966 and EAF_NOT_RETURNED.
1967 (modref_summary::useful_p): Likewise.
1968 (modref_summary_lto::useful_p): Likewise.
1969 (struct) modref_summary_lto: Use eaf_fleags_t.
1970 (deref_flags): Handle EAF_NOT_RETURNED.
1971 (struct escape_point): Use min_flags.
1972 (modref_lattice::init): Add EAF_NOT_RETURNED.
1973 (merge_call_lhs_flags): Ignore EAF_NOT_RETURNED functions
1974 (analyze_ssa_name_flags): Clear EAF_NOT_RETURNED on return;
1976 (analyze_parms): Also analyze const functions; update conition on
1978 (modref_write): Update streaming.
1979 (read_section): Update streaming.
1980 (remap_arg_flags): Use eaf_flags_t.
1981 (modref_merge_call_site_flags): Hanlde EAF_NOT_RETURNED.
1982 * ipa-modref.h: (eaf_flags_t): New typedef.
1983 (struct modref_summary): Use eaf_flags_t.
1984 * tree-core.h (EAF_NOT_RETURNED): New constant.
1986 2021-07-16 Richard Biener <rguenther@suse.de>
1988 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Use
1989 the type of the LHS.
1990 (gimple_assign_nonnegative_warnv_p): Likewise.
1991 (gimple_call_nonnegative_warnv_p): Likewise. Return false
1992 if the call has no LHS.
1993 * gimple.c (gimple_could_trap_p_1): Use the type of the LHS.
1994 * tree-eh.c (stmt_could_throw_1_p): Likewise.
1995 * tree-inline.c (insert_init_stmt): Likewise.
1996 * tree-ssa-loop-niter.c (get_val_for): Likewise.
1997 * tree-outof-ssa.c (ssa_is_replaceable_p): Use the type of
1999 * tree-ssa-sccvn.c (init_vn_nary_op_from_stmt): Take a
2000 gassign *. Use the type of the lhs.
2001 (vn_nary_op_lookup_stmt): Adjust.
2002 (vn_nary_op_insert_stmt): Likewise.
2004 2021-07-16 Ilya Leoshkevich <iii@linux.ibm.com>
2006 * config/s390/predicates.md (bras_sym_operand): Accept all
2007 functions in 64-bit mode, use UNSPEC_PLT31.
2008 (larl_operand): Use UNSPEC_PLT31.
2009 * config/s390/s390.c (s390_loadrelative_operand_p): Likewise.
2010 (legitimize_pic_address): Likewise.
2011 (s390_emit_tls_call_insn): Mark __tls_get_offset as function,
2013 (s390_delegitimize_address): Use UNSPEC_PLT31.
2014 (s390_output_addr_const_extra): Likewise.
2015 (print_operand): Add @PLT to TLS calls, handle %K.
2016 (s390_function_profiler): Mark __fentry__/_mcount as function,
2017 use %K, use UNSPEC_PLT31.
2018 (s390_output_mi_thunk): Use only UNSPEC_GOT, use %K.
2019 (s390_emit_call): Use UNSPEC_PLT31.
2020 (s390_emit_tpf_eh_return): Mark __tpf_eh_return as function.
2021 * config/s390/s390.md (UNSPEC_PLT31): Rename from UNSPEC_PLT.
2022 (*movdi_64): Use %K.
2023 (reload_base_64): Likewise.
2024 (*sibcall_brc): Likewise.
2025 (*sibcall_brcl): Likewise.
2026 (*sibcall_value_brc): Likewise.
2027 (*sibcall_value_brcl): Likewise.
2030 (*bras_r): Likewise.
2031 (*brasl_r): Likewise.
2032 (*bras_tls): Likewise.
2033 (*brasl_tls): Likewise.
2034 (main_base_64): Likewise.
2035 (reload_base_64): Likewise.
2036 (@split_stack_call<mode>): Likewise.
2038 2021-07-16 Richard Biener <rguenther@suse.de>
2040 PR tree-optimization/101467
2041 * tree-vect-stmts.c (vect_gen_while): Properly guard
2042 make_temp_ssa_name usage.
2044 2021-07-16 Cooper Qu <cooper.qu@linux.alibaba.com>
2046 * config.gcc: Don't use forked print-sysroot-suffix.sh and
2047 t-sysroot-suffix for C-SKY.
2048 * config/csky/print-sysroot-suffix.sh: Delete.
2049 * config/csky/t-csky-linux: Delete.
2050 * config/csky/t-sysroot-suffix: Define MULTILIB_DIRNAMES
2051 instead of CSKY_MULTILIB_DIRNAMES.
2053 2021-07-16 Richard Biener <rguenther@suse.de>
2055 * tree-vect-loop.c (vect_transform_cycle_phi): Correct sign
2056 conversion issues with the partial reduction of the reused
2059 2021-07-16 Richard Biener <rguenther@suse.de>
2061 * config/i386/i386-options.c (ix86_option_override_internal): Set
2062 param_vect_partial_vector_usage to zero if not set.
2064 2021-07-15 Uroš Bizjak <ubizjak@gmail.com>
2067 * config/i386/i386.h (VALID_SSE_REG_MODE): Add TDmode.
2068 (VALID_INT_MODE_P): Add SDmode and DDmode.
2069 Add TDmode for TARGET_64BIT.
2070 (VALID_DFP_MODE_P): Remove.
2071 * config/i386/i386.c (ix86_hard_regno_mode_ok):
2072 Do not use VALID_DFP_MODE_P.
2074 2021-07-15 Andrew MacLeod <amacleod@redhat.com>
2076 * gimple-range-fold.cc (adjust_pointer_diff_expr): Use
2078 (fold_using_range::fold_stmt): Ditto.
2079 (fold_using_range::range_of_range_op): Ditto.
2080 (fold_using_range::range_of_phi): Ditto.
2081 (fold_using_range::range_of_call): Ditto.
2082 (fold_using_range::range_of_builtin_ubsan_call): Ditto.
2083 (fold_using_range::range_of_builtin_call): Ditto.
2084 (fold_using_range::range_of_cond_expr): Ditto.
2085 * gimple-range-fold.h (gimple_range_type): New.
2087 2021-07-15 Martin Sebor <msebor@redhat.com>
2090 * tree-ssa-strlen.c (handle_assign): New function.
2091 (maybe_warn_overflow): Add argument.
2092 (nonzero_bytes_for_type): New function.
2093 (count_nonzero_bytes): Handle more tree types. Call
2094 nonzero_bytes_for_tye.
2095 (count_nonzero_bytes): Handle types.
2096 (handle_store): Handle stores from function calls.
2097 (strlen_check_and_optimize_call): Move code to handle_assign. Call
2098 it for assignments from function calls.
2100 2021-07-15 David Malcolm <dmalcolm@redhat.com>
2105 * doc/invoke.texi: Add -Wanalyzer-use-of-uninitialized-value.
2107 2021-07-15 David Malcolm <dmalcolm@redhat.com>
2109 * doc/invoke.texi (-fdump-analyzer-exploded-paths): New.
2111 2021-07-15 Martin Sebor <msebor@redhat.com>
2115 * fold-const.c (operand_compare::operand_equal_p): Handle OEP_DECL_NAME.
2116 (operand_compare::verify_hash_value): Same.
2117 * tree-core.h (OEP_DECL_NAME): New.
2119 2021-07-15 Martin Jambor <mjambor@suse.cz>
2121 * profile-count.h (profile_count::value): Change the return type to
2123 * gimple-pretty-print.c (dump_gimple_bb_header): Adjust print
2125 * tree-cfg.c (dump_function_to_file): Likewise.
2127 2021-07-15 Bill Schmidt <wschmidt@linux.ibm.com>
2130 * config/rs6000/rs6000-p8swap.c (has_part_mult): New.
2131 (rs6000_analyze_swaps): Insns containing a subreg of a mult are
2134 2021-07-15 Richard Biener <rguenther@suse.de>
2136 * tree-vectorizer.h (vect_gen_while): Match up with
2138 * tree-vect-stmts.c (vect_gen_while): Adjust API to that
2139 of vect_gen_while_not.
2140 (vect_gen_while_not): Adjust.
2141 * tree-vect-loop-manip.c (vect_set_loop_controls_directly): Likewise.
2143 2021-07-15 Aldy Hernandez <aldyh@redhat.com>
2145 * gimple-range-cache.cc (non_null_ref::adjust_range): New.
2146 (ranger_cache::range_of_def): Call adjust_range.
2147 (ranger_cache::entry_range): Same.
2148 * gimple-range-cache.h (non_null_ref::adjust_range): New.
2149 * gimple-range.cc (gimple_ranger::range_of_expr): Call
2151 (gimple_ranger::range_on_entry): Same.
2153 2021-07-15 Tamar Christina <tamar.christina@arm.com>
2156 2021-07-14 Tamar Christina <tamar.christina@arm.com>
2158 * config/arm/neon.md (<sup>dot_prod<vsi2qi>): Drop statements.
2160 2021-07-15 Tamar Christina <tamar.christina@arm.com>
2163 2021-07-14 Tamar Christina <tamar.christina@arm.com>
2165 * config/aarch64/aarch64-simd-builtins.def (udot, sdot): Rename to...
2166 (sdot_prod, udot_prod): ...These.
2167 * config/aarch64/aarch64-simd.md (<sur>dot_prod<vsi2qi>): Remove.
2168 (aarch64_<sur>dot<vsi2qi>): Rename to...
2169 (<sur>dot_prod<vsi2qi>): ...This.
2170 * config/aarch64/arm_neon.h (vdot_u32, vdotq_u32, vdot_s32, vdotq_s32):
2173 2021-07-15 Jakub Jelinek <jakub@redhat.com>
2175 PR middle-end/101437
2176 * gimplify.c (gimplify_expr): Throw away volatile reads from empty
2177 types even if they have non-BLKmode TYPE_MODE.
2179 2021-07-15 Richard Biener <rguenther@suse.de>
2182 * gcc.c (process_command): Process -gtoggle like process_options
2183 would after parsing options.
2185 2021-07-15 Trevor Saunders <tbsaunde@tbsaunde.org>
2187 * cfgexpand.c (expand_asm_loc): Adjust.
2188 (expand_asm_stmt): Likewise.
2189 * config/arm/aarch-common-protos.h (arm_md_asm_adjust): Likewise.
2190 * config/arm/aarch-common.c (arm_md_asm_adjust): Likewise.
2191 * config/arm/arm.c (thumb1_md_asm_adjust): Likewise.
2192 * config/avr/avr.c (avr_md_asm_adjust): Likewise.
2193 * config/cris/cris.c (cris_md_asm_adjust): Likewise.
2194 * config/i386/i386.c (ix86_md_asm_adjust): Likewise.
2195 * config/mn10300/mn10300.c (mn10300_md_asm_adjust): Likewise.
2196 * config/nds32/nds32.c (nds32_md_asm_adjust): Likewise.
2197 * config/pdp11/pdp11.c (pdp11_md_asm_adjust): Likewise.
2198 * config/rs6000/rs6000.c (rs6000_md_asm_adjust): Likewise.
2199 * config/s390/s390.c (s390_md_asm_adjust): Likewise.
2200 * config/vax/vax.c (vax_md_asm_adjust): Likewise.
2201 * config/visium/visium.c (visium_md_asm_adjust): Likewise.
2202 * doc/tm.texi: Regenerate.
2203 * target.def: Add location argument to md_asm_adjust.
2205 2021-07-15 Trevor Saunders <tbsaunde@tbsaunde.org>
2207 * tree-diagnostic.c (diagnostic_report_current_function): Use the
2208 diagnostic's location, not input_location.
2210 2021-07-15 Trevor Saunders <tbsaunde@tbsaunde.org>
2212 * cfgexpand.c (tree_conflicts_with_clobbers_p): Pass location to
2214 (expand_asm_stmt): Likewise.
2216 2021-07-14 Peter Bergner <bergner@linux.ibm.com>
2218 * config/rs6000/rs6000.c (adjacent_mem_locations): Return the lower
2219 addressed memory rtx, if any.
2220 (rs6000_split_multireg_move): Fix code formatting.
2221 Handle MMA build built-ins with operands in adjacent memory locations.
2223 2021-07-14 Peter Bergner <bergner@linux.ibm.com>
2225 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Move to later
2228 2021-07-14 Jason Merrill <jason@redhat.com>
2230 * sel-sched-ir.h (get_all_loop_exits): Use auto_vec.
2232 2021-07-14 Jason Merrill <jason@redhat.com>
2234 * doc/invoke.texi: -fdelete-dead-exceptions is on by default for
2237 2021-07-14 Tamar Christina <tamar.christina@arm.com>
2239 * tree-vect-patterns.c (vect_recog_dot_prod_pattern):
2240 Remove erroneous line.
2242 2021-07-14 Andrew MacLeod <amacleod@redhat.com>
2244 * params.opt (param_evrp_mode): Change default.
2246 2021-07-14 Tamar Christina <tamar.christina@arm.com>
2248 * config/aarch64/aarch64-simd-builtins.def (udot, sdot): Rename to...
2249 (sdot_prod, udot_prod): ...These.
2250 * config/aarch64/aarch64-simd.md (<sur>dot_prod<vsi2qi>): Remove.
2251 (aarch64_<sur>dot<vsi2qi>): Rename to...
2252 (<sur>dot_prod<vsi2qi>): ...This.
2253 * config/aarch64/arm_neon.h (vdot_u32, vdotq_u32, vdot_s32, vdotq_s32):
2256 2021-07-14 Tamar Christina <tamar.christina@arm.com>
2258 * config/arm/neon.md (<sup>dot_prod<vsi2qi>): Drop statements.
2260 2021-07-14 Tamar Christina <tamar.christina@arm.com>
2262 * doc/sourcebuild.texi (arm_v8_2a_i8mm_neon_hw): Document.
2264 2021-07-14 Tamar Christina <tamar.christina@arm.com>
2266 * config/arm/neon.md (usdot_prod<vsi2qi>): New.
2268 2021-07-14 Tamar Christina <tamar.christina@arm.com>
2270 * config/aarch64/aarch64-simd.md (aarch64_usdot<vsi2qi>): Rename to...
2271 (usdot_prod<vsi2qi>): ... This.
2272 * config/aarch64/aarch64-simd-builtins.def (usdot): Rename to...
2273 (usdot_prod): ...This.
2274 * config/aarch64/arm_neon.h (vusdot_s32, vusdotq_s32): Likewise.
2275 * config/aarch64/aarch64-sve.md (@aarch64_<sur>dot_prod<vsi2qi>):
2277 (@<sur>dot_prod<vsi2qi>): ...This.
2278 * config/aarch64/aarch64-sve-builtins-base.cc
2279 (svusdot_impl::expand): Use it.
2281 2021-07-14 Tamar Christina <tamar.christina@arm.com>
2283 * optabs.def (usdot_prod_optab): New.
2284 * doc/md.texi: Document it and clarify other dot prod optabs.
2285 * optabs-tree.h (enum optab_subtype): Add optab_vector_mixed_sign.
2286 * optabs-tree.c (optab_for_tree_code): Support usdot_prod_optab.
2287 * optabs.c (expand_widen_pattern_expr): Likewise.
2288 * tree-cfg.c (verify_gimple_assign_ternary): Likewise.
2289 * tree-vect-loop.c (vectorizable_reduction): Query dot-product kind.
2290 * tree-vect-patterns.c (vect_supportable_direct_optab_p): Take optional
2292 (vect_widened_op_tree): Optionally ignore
2294 (vect_recog_dot_prod_pattern): Support usdot_prod_optab.
2296 2021-07-14 H.J. Lu <hjl.tools@gmail.com>
2299 * config/i386/driver-i386.c (host_detect_local_cpu): Check
2300 "arch [32|64]" and "tune [32|64]" for 32-bit and 64-bit codegen.
2301 Enable UINTR only for 64-bit codegen.
2302 * config/i386/i386-options.c
2303 (ix86_option_override_internal::DEF_PTA): Skip PTA_UINTR if not
2305 * config/i386/i386.h (ARCH_ARG): New.
2306 (CC1_CPU_SPEC): Pass "[arch|tune] 32" for 32-bit codegen and
2307 "[arch|tune] 64" for 64-bit codegen.
2309 2021-07-14 Richard Biener <rguenther@suse.de>
2311 PR tree-optimization/101445
2312 * tree-vect-stmts.c (vectorizable_load): Do the gap adjustment
2313 of the IV in the correct direction for negative stride
2316 2021-07-14 Jakub Jelinek <jakub@redhat.com>
2319 * godump.c (godump_str_hash): New type.
2320 (godump_container::pot_dummy_types): Use string_hash instead of
2321 ptr_hash in the hash_set.
2323 2021-07-14 Richard Biener <rguenther@suse.de>
2325 * tree-vect-loop.c (vect_find_reusable_accumulator): Handle
2326 vector types where the old vector type has a multiple of
2327 the new vector type elements.
2328 (vect_create_partial_epilog): New function, split out from...
2329 (vect_create_epilog_for_reduction): ... here.
2330 (vect_transform_cycle_phi): Reduce the re-used accumulator
2331 to the new vector type.
2333 2021-07-14 Alexandre Oliva <oliva@adacore.com>
2335 * tree-ssa-alias.c (attr_fnspec::verify): Fix index in
2336 non-'t'-sized arg check.
2338 2021-07-14 Alexandre Oliva <oliva@adacore.com>
2340 * tree-cfg.c (cleanup_dead_labels_eh): Update
2341 post_landing_pad label upon change of landing pad block's
2343 (cleanup_dead_labels): Check that a removed label is not that
2346 2021-07-13 Jonathan Wright <jonathan.wright@arm.com>
2348 * combine.c (combine_simplify_rtx): Add vec_select -> subreg
2350 * config/aarch64/aarch64.md (*zero_extend<SHORT:mode><GPI:mode>2_aarch64):
2351 Add Neon to general purpose register case for zero-extend
2353 * config/arm/vfp.md (*arm_movsi_vfp): Remove "*" from *t -> r
2354 case to prevent some cases opting to go through memory.
2355 * cse.c (fold_rtx): Add vec_select -> subreg simplification.
2356 * rtl.c (rtvec_series_p): Define predicate to determine
2357 whether a vector contains a linear series of integers.
2358 * rtl.h (rtvec_series_p): Define.
2359 * rtlanal.c (vec_series_lowpart_p): Define predicate to
2360 determine if a vector selection is equivalent to the low part
2362 * rtlanal.h (vec_series_lowpart_p): Define.
2363 * simplify-rtx.c (simplify_context::simplify_binary_operation_1):
2364 Add vec_select -> subreg simplification.
2366 2021-07-13 Paul A. Clarke <pc@us.ibm.com>
2368 * config/rs6000/smmintrin.h (_mm_testz_si128, _mm_testc_si128,
2369 _mm_testnzc_si128, _mm_test_all_ones, _mm_test_all_zeros,
2370 _mm_test_mix_ones_zeros): New.
2372 2021-07-13 Roger Sayle <roger@nextmovesoftware.com>
2373 Richard Biener <rguenther@suse.de>
2375 * gimple.c (gimple_could_trap_p_1): Make S argument a
2376 "const gimple*". Preserve constness in call to
2377 gimple_asm_volatile_p.
2378 (gimple_could_trap_p): Make S argument a "const gimple*".
2379 * gimple.h (gimple_could_trap_p_1, gimple_could_trap_p):
2380 Update function prototypes.
2382 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
2384 * tree-vectorizer.h (vect_reusable_accumulator): New structure.
2385 (_loop_vec_info::main_loop_edge): New field.
2386 (_loop_vec_info::skip_main_loop_edge): Likewise.
2387 (_loop_vec_info::skip_this_loop_edge): Likewise.
2388 (_loop_vec_info::reusable_accumulators): Likewise.
2389 (_stmt_vec_info::reduc_scalar_results): Likewise.
2390 (_stmt_vec_info::reused_accumulator): Likewise.
2391 (vect_get_main_loop_result): Declare.
2392 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Initialize
2393 reduc_scalar_inputs.
2394 (vec_info::free_stmt_vec_info): Free reduc_scalar_inputs.
2395 * tree-vect-loop-manip.c (vect_get_main_loop_result): New function.
2396 (vect_do_peeling): Fill an epilogue loop's main_loop_edge,
2397 skip_main_loop_edge and skip_this_loop_edge fields.
2398 * tree-vect-loop.c (INCLUDE_ALGORITHM): Define.
2399 (vect_emit_reduction_init_stmts): New function.
2400 (get_initial_def_for_reduction): Use it.
2401 (get_initial_defs_for_reduction): Likewise. Change the vinfo
2402 parameter to a loop_vec_info.
2403 (vect_create_epilog_for_reduction): Store the scalar results
2404 in the reduc_info. If an epilogue loop is reusing an accumulator
2405 from the main loop, and if the epilogue loop can also be skipped,
2406 try to place the reduction code in the join block. Record
2407 accumulators that could potentially be reused by epilogue loops.
2408 (vect_transform_cycle_phi): When vectorizing epilogue loops,
2409 try to reuse accumulators from the main loop. Record the initial
2410 value in reduc_info for non-SLP reductions too.
2412 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
2414 * tree-vect-loop.c (get_initial_def_for_reduction): Remove
2415 adjustment handling. Take the neutral value as an argument,
2416 in place of the code argument.
2417 (vect_transform_cycle_phi): Update accordingly. Handle the
2418 initial values of cond reductions separately from code reductions.
2419 Choose the adjustment here rather than in
2420 get_initial_def_for_reduction. Sink the splat of vec_initial_def.
2422 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
2424 * tree-vect-loop.c (neutral_op_for_slp_reduction): Replace with...
2425 (neutral_op_for_reduction): ...this, providing a more general
2427 (vect_create_epilog_for_reduction): Update accordingly.
2428 (vectorizable_reduction): Likewise.
2429 (vect_transform_cycle_phi): Likewise.
2431 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
2433 * tree-vect-loop.c (get_initial_def_for_reduction): Take the
2434 reduc_info instead of the original stmt_vec_info.
2435 (vect_transform_cycle_phi): Update accordingly.
2437 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
2439 * tree-vect-loop.c (get_initial_defs_for_reduction): Take the
2440 reduc_info as an additional parameter.
2441 (vect_transform_cycle_phi): Update accordingly.
2443 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
2445 * tree-vectorizer.h: Include tree-ssa-operands.h.
2446 (vect_phi_initial_value): New function.
2447 * tree-vect-loop.c (neutral_op_for_slp_reduction): Use it.
2448 (get_initial_defs_for_reduction, info_for_reduction): Likewise.
2449 (vect_create_epilog_for_reduction, vectorizable_reduction): Likewise.
2450 (vect_transform_cycle_phi, vectorizable_induction): Likewise.
2452 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
2454 * tree-vect-loop.c (vect_create_epilog_for_reduction): Convert
2455 the phi results to vectype after creating them. Remove later
2456 conversion code that thus becomes redundant.
2458 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
2460 * tree-vect-loop.c (vect_create_epilog_for_reduction): Replace
2461 the new_phis vector with a reduc_inputs vector. Combine handling
2462 of reduction chains and ncopies > 1.
2464 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
2466 * tree-vect-loop.c (vect_create_epilog_for_reduction): Truncate
2467 scalar_results to group_size elements after reducing down from
2468 N*group_size elements. Construct an array_slice of the live-out
2469 stmts and assert that there is one stmt per scalar result.
2471 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
2473 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
2474 nested_in_vect_loop and use double_reduc everywhere. Remove dead
2475 assignment to "loop".
2477 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
2479 * internal-fn.c (vectorized_internal_fn_supported_p): Handle
2480 vector types first. For scalar types, consider both the preferred
2481 vector mode and the alternative vector modes.
2482 * optabs-query.c (can_vec_mask_load_store_p): Use the same
2483 structure as above, in particular using related_vector_mode
2484 for modes provided by autovectorize_vector_modes.
2486 2021-07-13 Jakub Jelinek <jakub@redhat.com>
2487 Richard Biener <rguenther@suse.de>
2489 PR tree-optimization/101419
2490 * tree-pass.h (PROP_objsz): Define.
2491 (make_pass_early_object_sizes): Declare.
2492 * passes.def (pass_all_early_optimizations): Rename pass_object_sizes
2493 there to pass_early_object_sizes, drop parameter.
2494 (pass_all_optimizations): Move pass_object_sizes right after pass_ccp,
2495 drop parameter, move pass_post_ipa_warn right after that.
2496 * tree-object-size.c (pass_object_sizes::execute): Rename to...
2497 (object_sizes_execute): ... this. Add insert_min_max_p argument.
2498 (pass_data_object_sizes): Move after object_sizes_execute.
2499 (pass_object_sizes): Likewise. In execute method call
2500 object_sizes_execute, drop set_pass_param method and insert_min_max_p
2501 non-static data member and its initializer in the ctor.
2502 (pass_data_early_object_sizes, pass_early_object_sizes,
2503 make_pass_early_object_sizes): New.
2504 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use
2505 (cfun->curr_properties & PROP_objsz) instead of cfun->after_inlining.
2507 2021-07-13 Kito Cheng <kito.cheng@sifive.com>
2510 * config/riscv/constraints.md ("S"): Update description and remove
2512 * doc/md.texi (Machine Constraints): Document the 'S' constraints
2515 2021-07-13 Richard Biener <rguenther@suse.de>
2518 2021-07-12 Richard Biener <rguenther@suse.de>
2520 * tree-vect-slp.c (vect_slp_region): Show the number of
2521 SLP graph entries in the optimization message.
2523 2021-07-13 Michael Meissner <meissner@linux.ibm.com>
2525 * config/rs6000/altivec.md (xxspltiw_v4sf): Change local variable
2527 * config/rs6000/rs6000-protos.h (rs6000_const_f32_to_i32): Change
2528 return type to long.
2529 * config/rs6000/rs6000.c (rs6000_const_f32_to_i32): Change return
2532 2021-07-12 Andrew MacLeod <amacleod@redhat.com>
2534 * gimple-range-fold.cc (fold_using_range::range_of_builtin_ubsan_call):
2535 Query relation between the 2 operands and use it.
2537 2021-07-12 Sergei Trofimovich <siarheit@google.com>
2539 * doc/cfg.texi: Fix s/ei_safe_safe/ei_safe_edge/ typo.
2541 2021-07-12 Uroš Bizjak <ubizjak@gmail.com>
2544 * config/i386/predicates.md (vec_setm_sse41_operand):
2545 Rename from vec_setm_operand.
2546 (vec_setm_avx2_operand): New predicate.
2547 * config/i386/sse.md (vec_set<V_128:mode>): Use V_128 mode iterator.
2548 Use vec_setm_sse41_operand as operand 2 predicate.
2549 (vec_set<V_256_512:mode): New expander.
2550 * config/i386/mmx.md (vec_setv2hi): Use vec_setm_sse41_operand
2551 as operand 2 predicate.
2553 2021-07-12 Andrew MacLeod <amacleod@redhat.com>
2555 PR tree-optimization/101335
2556 * range-op.cc (operator_cast::lhs_op1_relation): Delete.
2558 2021-07-12 Andrew Pinski <apinski@marvell.com>
2560 * tree-ssa-phiopt.c (match_simplify_replacement): Move
2561 insert of the sequence before the movement of the
2562 statement. Check if to see if the statement is used
2563 outside of the original phi to see if we should move it.
2565 2021-07-12 Richard Biener <rguenther@suse.de>
2567 * dump-context.h (debug_dump_context::debug_dump_context):
2568 Add FILE * parameter defaulted to stderr.
2569 * dumpfile.c (debug_dump_context::debug_dump_context): Adjust.
2570 * tree-vect-slp.c (dot_slp_tree): New functions.
2572 2021-07-12 Richard Biener <rguenther@suse.de>
2574 PR tree-optimization/101373
2575 * tree-ssa-pre.c (prune_clobbered_mems): Also prune trapping
2576 references when the BB may not return.
2577 (compute_avail): Pass in the function we're working on and
2578 replace cfun references with it. Externally throwing
2579 const calls also possibly terminate the function.
2580 (pass_pre::execute): Pass down the function we're working on.
2581 * gcse.c (compute_hash_table_work): Externally throwing
2582 const/pure calls also need record_last_mem_set_info.
2583 * postreload-gcse.c (record_opr_changes): Looping or externally
2584 throwing const/pure calls also need record_last_mem_set_info.
2586 2021-07-12 Uroš Bizjak <ubizjak@gmail.com>
2588 * recog.c (memory_address_addr_space_p): Change the type to bool.
2589 Return true/false instead of 1/0.
2590 (offsettable_memref_p): Ditto.
2591 (offsettable_nonstrict_memref_p): Ditto.
2592 (offsettable_address_addr_space_p): Ditto.
2593 Change the type of addressp indirect function to bool.
2594 * recog.h (memory_address_addr_space_p): Change the type to bool.
2595 (strict_memory_address_addr_space_p): Ditto.
2596 (offsettable_memref_p): Ditto.
2597 (offsettable_nonstrict_memref_p): Ditto.
2598 (offsettable_address_addr_space_p): Ditto.
2599 * reload.c (maybe_memory_address_addr_space_p): Ditto.
2600 (strict_memory_address_addr_space_p): Change the type to bool.
2601 Return true/false instead of 1/0.
2602 (maybe_memory_address_addr_space_p): Change the type to bool.
2604 2021-07-12 Richard Biener <rguenther@suse.de>
2606 * tree-vect-slp.c (vect_slp_region): Show the number of
2607 SLP graph entries in the optimization message.
2609 2021-07-12 Richard Biener <rguenther@suse.de>
2611 PR tree-optimization/101394
2612 * tree-ssa-pre.c (do_pre_regular_insertion): Avoid inserting
2613 copies from abnormals for a full redundancy.
2615 2021-07-12 Richard Biener <rguenther@suse.de>
2617 PR middle-end/101423
2618 * gimple.c (gimple_could_trap_p_1): Internal function calls
2620 * tree-eh.c (tree_could_trap_p): Likewise.
2622 2021-07-12 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
2625 * config/arm/arm_neon.h (vmul_n_u32): Replace call to builtin with
2627 (vmulq_n_u32): Likewise.
2628 (vmul_n_f32): Gate __a * __b on __FAST_MATH__.
2629 (vmulq_n_f32): Likewise.
2630 (vmul_n_f16): Likewise.
2631 (vmulq_n_f16): Likewise.
2633 2021-07-12 Martin Liska <mliska@suse.cz>
2636 * gcc.c (check_offload_target_name): Call
2637 candidates_list_and_hint only if we have a candidate.
2639 2021-07-12 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
2642 * config/arm/neon.md (vec_init): Move to ...
2643 * config/arm/vec-common.md (vec_init): ... here.
2644 Change the pattern's mode to VDQX and gate it on VALID_MVE_MODE.
2646 2021-07-12 Roger Sayle <roger@nextmovesoftware.com>
2648 PR tree-optimization/101403
2649 * match.pd ((T)bswap(X)>>C): Correctly handle cases where
2650 signedness of the shift is not the same as the signedness of
2653 2021-07-09 Roger Sayle <roger@nextmovesoftware.com>
2654 Uroš Bizjak <ubizjak@gmail.com>
2656 * config/i386/i386.md (*divmodsi4_const): Optimize SImode
2657 divmod of a constant numerator with new define_insn_and_split.
2659 2021-07-09 Iain Sandoe <iain@sandoe.co.uk>
2662 * config/i386/i386-expand.c (ix86_expand_call): If a call is
2663 to a non-local-binding, or local but to a public symbol, then
2664 assume that it might be indirected via the lazy symbol binder.
2665 Mark R10 and R10 as clobbered in that case.
2667 2021-07-09 Eric Botcazou <ebotcazou@adacore.com>
2670 * gcc.c (ASM_DEBUG_DWARF_OPTION): Set again to --gdwarf2 in
2671 the case where HAVE_AS_WORKING_DWARF_N_FLAG is not defined
2672 and HAVE_LD_BROKEN_PE_DWARF5 is defined.
2674 2021-07-09 Uroš Bizjak <ubizjak@gmail.com>
2676 * config/i386/i386.md (*udivmodsi4_pow2_zext_1): Limit the
2677 log2 range of operands[3] to [1,31].
2678 (*udivmodsi4_pow2_zext_2): Ditto. Correct insn RTX pattern.
2680 2021-07-09 Sergei Trofimovich <siarheit@google.com>
2682 * doc/md.texi: Don't split @smallexample in multiple @groups.
2684 2021-07-09 Sergei Trofimovich <siarheit@google.com>
2686 * doc/md.texi: Add missing 'see' word.
2688 2021-07-09 Andrew Pinski <apinski@marvell.com>
2690 * tree-ssa-phiopt.c (phiopt_early_allow): Change arguments
2691 to take sequence and gimple_match_op. Accept the case where
2692 op is a SSA_NAME and one statement in the sequence.
2693 Also allow constants.
2694 (gimple_simplify_phiopt): Always pass a sequence to resimplify.
2695 Update call to phiopt_early_allow. Discard the sequence if not
2698 2021-07-09 Xi Ruoyao <xry111@mengyan1223.wang>
2703 * config/mips/mips.c (mips_const_insns): Use MSA_SUPPORTED_MODE_P
2704 instead of ISA_HAS_MSA.
2705 (mips_expand_vec_unpack): Likewise.
2706 (mips_expand_vector_init): Likewise.
2708 2021-07-09 Kewen Lin <linkw@linux.ibm.com>
2710 * config/rs6000/vsx.md (mods_<mode>): Rename to...
2711 (mod<mode>3): ... this.
2712 (modu_<mode>): Rename to...
2713 (umod<mode>3): ... this.
2714 * config/rs6000/rs6000-builtin.def (MODS_V2DI, MODS_V4SI, MODU_V2DI,
2717 2021-07-08 Jeff Law <jeffreyalaw@gmail.com>
2719 * config/h8300/shiftrotate.md (variable shifts): Expose condition
2720 code handling for the test before the loop.
2722 2021-07-08 Martin Jambor <mjambor@suse.cz>
2725 * ipa-sra.c (class isra_call_summary): New member
2726 m_before_any_store, initialize it in the constructor.
2727 (isra_call_summary::dump): Dump the new field.
2728 (ipa_sra_call_summaries::duplicate): Copy it.
2729 (process_scan_results): Set it.
2730 (isra_write_edge_summary): Stream it.
2731 (isra_read_edge_summary): Likewise.
2732 (param_splitting_across_edge): Only override
2733 safe_to_import_accesses if m_before_any_store is set.
2735 2021-07-08 Martin Sebor <msebor@redhat.com>
2738 * gimple-array-bounds.cc (array_bounds_checker::check_mem_ref):
2739 Use Object Size Type 0 instead of 1.
2741 2021-07-08 Richard Sandiford <richard.sandiford@arm.com>
2743 * tree-vect-loop.c (vectorizable_reduction): Remove always-true
2746 2021-07-08 Richard Sandiford <richard.sandiford@arm.com>
2748 * match.pd: Simplify an extend-operate-truncate sequence involving
2751 2021-07-08 Roger Sayle <roger@nextmovesoftware.com>
2752 Richard Biener <rguenther@suse.de>
2754 PR tree-optimization/40210
2755 * match.pd (bswap optimizations): Simplify (bswap(x)>>C1)&C2 as
2756 (x>>C3)&C2 when possible. Simplify bswap(x)>>C1 as ((T)x)>>C2
2757 when possible. Simplify bswap(x)&C1 as (x>>C2)&C1 when 0<=C1<=255.
2759 2021-07-08 Uroš Bizjak <ubizjak@gmail.com>
2762 * config/i386/i386-expand.c (ix86_expand_sse_unpack):
2764 * config/i386/mmx.md (V_32): New mode iterator.
2765 (mov<V_32:mode>): Use V_32 mode iterator.
2766 (*mov<V_32:mode>_internal): Ditto.
2767 (*push<V_32:mode>2_rex64): Ditto.
2768 (*push<V_32:mode>2): Ditto.
2769 (movmisalign<V_32:mode>): Ditto.
2770 (mmx_<any_shiftrt:insn>v1si3): New insn pattern.
2771 (sse4_1_<any_extend:code>v2qiv2hi2): Ditto.
2772 (vec_unpacks_lo_v4qi): New expander.
2773 (vec_unpacks_hi_v4qi): Ditto.
2774 (vec_unpacku_lo_v4qi): Ditto.
2775 (vec_unpacku_hi_v4qi): Ditto.
2776 * config/i386/i386.h (VALID_SSE2_REG_MODE): Add V1SImode.
2777 (VALID_INT_MODE_P): Ditto.
2779 2021-07-08 Michael Meissner <meissner@linux.ibm.com>
2782 * config/rs6000/rs6000.md (udivti3): New insn.
2784 (umodti3): New insn.
2787 2021-07-07 Martin Sebor <msebor@redhat.com>
2789 PR tree-optimization/100137
2790 PR tree-optimization/99121
2791 PR tree-optimization/97027
2792 * builtins.c (access_ref::access_ref): Also set offmax.
2793 (access_ref::offset_in_range): Define new function.
2794 (access_ref::add_offset): Set offmax.
2795 (access_ref::inform_access): Handle access_none.
2796 (handle_mem_ref): Clear ostype.
2797 (compute_objsize_r): Handle ASSERT_EXPR.
2798 * builtins.h (struct access_ref): Add offmax member.
2799 * gimple-array-bounds.cc (array_bounds_checker::check_mem_ref): Use
2800 compute_objsize() and simplify.
2802 2021-07-07 Peter Bergner <bergner@linux.ibm.com>
2804 * config/rs6000/rs6000-call.c (mma_init_builtins): Use VSX_BUILTIN_LXVP
2805 and VSX_BUILTIN_STXVP.
2807 2021-07-07 Martin Sebor <msebor@redhat.com>
2810 * config/aarch64/aarch64.c (aarch64_simd_lane_bounds): Remove
2811 a stray %K from error_at() missed in r12-2088.
2813 2021-07-07 Richard Biener <rguenther@suse.de>
2815 PR tree-optimization/99728
2816 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Record
2818 (mem_refs_may_alias_p): Add assert we handled aggregate
2820 (sm_seq_valid_bb): Give up when running into aggregate copies.
2821 (ref_indep_loop_p): Handle aggregate copies as never
2822 being invariant themselves but allow other refs to be
2823 disambiguated against them.
2824 (can_sm_ref_p): Do not try to apply store-motion to aggregate
2827 2021-07-06 Indu Bhagat <indu.bhagat@oracle.com>
2830 * dwarf2ctf.c (ctf_get_AT_data_member_location): Multiply by 8 to get
2833 2021-07-06 Martin Sebor <msebor@redhat.com>
2835 * gimple-pretty-print.c (percent_G_format): Remove.
2836 * tree-diagnostic.c (default_tree_printer): Remove calls.
2837 * tree-pretty-print.c (percent_K_format): Remove.
2838 * tree-pretty-print.h (percent_K_format): Remove.
2840 2021-07-06 Martin Sebor <msebor@redhat.com>
2842 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_builtin):
2843 Remove %K and use error_at.
2844 (aarch64_expand_fcmla_builtin): Same.
2845 (aarch64_expand_builtin_tme): Same.
2846 (aarch64_expand_builtin_memtag): Same.
2847 * config/arm/arm-builtins.c (arm_expand_acle_builtin): Same.
2848 (arm_expand_builtin): Same.
2849 * config/arm/arm.c (bounds_check): Same.
2851 2021-07-06 Martin Sebor <msebor@redhat.com>
2853 * builtins.c (warn_string_no_nul): Remove %G.
2854 (maybe_warn_for_bound): Same.
2855 (warn_for_access): Same.
2856 (check_access): Same.
2857 (check_strncat_sizes): Same.
2858 (expand_builtin_strncat): Same.
2859 (expand_builtin_strncmp): Same.
2860 (expand_builtin): Same.
2861 (expand_builtin_object_size): Same.
2862 (warn_dealloc_offset): Same.
2863 (maybe_emit_free_warning): Same.
2864 * calls.c (maybe_warn_alloc_args_overflow): Same.
2865 (maybe_warn_nonstring_arg): Same.
2866 (maybe_warn_rdwr_sizes): Same.
2867 * expr.c (expand_expr_real_1): Remove %K.
2868 * gimple-fold.c (gimple_fold_builtin_strncpy): Remove %G.
2869 (gimple_fold_builtin_strncat): Same.
2870 * gimple-ssa-sprintf.c (format_directive): Same.
2871 (handle_printf_call): Same.
2872 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Same.
2873 * gimple-ssa-warn-restrict.c (maybe_diag_overlap): Same.
2874 (maybe_diag_access_bounds): Same. Call gimple_location.
2875 (check_bounds_or_overlap): Same.
2876 * trans-mem.c (ipa_tm_scan_irr_block): Remove %K. Simplify.
2877 * tree-ssa-ccp.c (pass_post_ipa_warn::execute): Remove %G.
2878 * tree-ssa-strlen.c (maybe_warn_overflow): Same.
2879 (maybe_diag_stxncpy_trunc): Same.
2880 (handle_builtin_stxncpy_strncat): Same.
2881 (maybe_warn_pointless_strcmp): Same.
2882 * tree-ssa-uninit.c (maybe_warn_operand): Same.
2884 2021-07-06 Uroš Bizjak <ubizjak@gmail.com>
2887 * config/i386/predicates.md (vec_setm_operand): Enable
2888 register_operand for TARGET_SSE4_1.
2889 * config/i386/mmx.md (vec_setv2hi): Use vec_setm_operand
2890 as operand 2 predicate. Call ix86_expand_vector_set_var
2891 for non-constant index operand.
2892 (vec_setv4qi): Use vec_setm_mmx_operand as operand 2 predicate.
2893 Call ix86_expand_vector_set_var for non-constant index operand.
2895 2021-07-06 Jeff Law <jeffreyalaw@gmail.com>
2897 * config/h8300/jumpcall.md (*branch): When possible, generate
2898 the comparison in CCZN mode.
2899 * config/h8300/predicates.md (simple_memory_operand): Reject all
2900 auto-increment addressing modes.
2902 2021-07-06 Iain Sandoe <iain@sandoe.co.uk>
2905 * config/i386/i386.h (struct stringop_algs): Define a CTOR for
2908 2021-07-06 Richard Biener <rguenther@suse.de>
2910 * doc/md.texi (vec_fmaddsub<mode>4): Document.
2911 (vec_fmsubadd<mode>4): Likewise.
2912 * optabs.def (vec_fmaddsub$a4): Add.
2913 (vec_fmsubadd$a4): Likewise.
2914 * internal-fn.def (IFN_VEC_FMADDSUB): Add.
2915 (IFN_VEC_FMSUBADD): Likewise.
2916 * tree-vect-slp-patterns.c (addsub_pattern::recognize):
2917 Refactor to handle IFN_VEC_FMADDSUB and IFN_VEC_FMSUBADD.
2918 (addsub_pattern::build): Likewise.
2919 * tree-vect-slp.c (vect_optimize_slp): CFN_VEC_FMADDSUB
2920 and CFN_VEC_FMSUBADD are not transparent for permutes.
2921 * config/i386/sse.md (vec_fmaddsub<mode>4): New expander.
2922 (vec_fmsubadd<mode>4): Likewise.
2924 2021-07-06 Richard Biener <rguenther@suse.de>
2926 * doc/invoke.texi (fmove-loop-stores): Document.
2927 * common.opt (fmove-loop-stores): New option.
2928 * opts.c (default_options_table): Enable -fmove-loop-stores
2930 * tree-ssa-loop-im.c (pass_lim::execute): Pass
2931 flag_move_loop_stores instead of true to
2932 loop_invariant_motion_in_fun.
2934 2021-07-06 Iain Sandoe <iain@sandoe.co.uk>
2936 * doc/install.texi: Document --with-dsymutil.
2938 2021-07-06 Andrew Pinski <apinski@marvell.com>
2940 PR tree-optimization/101256
2941 * dbgcnt.def (phiopt_edge_range): New counter.
2942 * tree-ssa-phiopt.c (replace_phi_edge_with_variable):
2943 Check to make sure the new name is defined in the same
2944 bb as the conditional before duplicating range info.
2945 Also add debug counter.
2947 2021-07-06 Kewen Lin <linkw@linux.ibm.com>
2949 PR rtl-optimization/100328
2950 * config/i386/i386-options.c (ix86_option_override_internal):
2951 Set param_ira_consider_dup_in_all_alts to 0.
2953 2021-07-06 Kewen Lin <linkw@linux.ibm.com>
2955 PR rtl-optimization/100328
2956 * doc/invoke.texi (ira-consider-dup-in-all-alts): Document new
2958 * ira.c (ira_get_dup_out_num): Adjust as parameter
2959 param_ira_consider_dup_in_all_alts.
2960 * params.opt (ira-consider-dup-in-all-alts): New.
2961 * ira-conflicts.c (process_regs_for_copy): Add one parameter
2962 single_input_op_has_cstr_p.
2963 (get_freq_for_shuffle_copy): New function.
2964 (add_insn_allocno_copies): Adjust as single_input_op_has_cstr_p.
2965 * ira-int.h (ira_get_dup_out_num): Add one bool parameter.
2967 2021-07-05 Jeff Law <jeffreyalaw@gmail.com>
2969 * config/h8300/shiftrotate.md (shift-by-variable patterns): Update to
2970 generate condition code aware RTL directly.
2972 2021-07-05 Andrew Pinski <apinski@marvell.com>
2974 PR tree-optimization/101039
2975 * match.pd (A CMP 0 ? A : -A): New patterns.
2976 * tree-ssa-phiopt.c (abs_replacement): Delete function.
2977 (tree_ssa_phiopt_worker): Don't call abs_replacement.
2978 Update comment about abs_replacement.
2980 2021-07-05 Andrew Pinski <apinski@marvell.com>
2982 * tree-ssa-phiopt.c (gimple_simplify_phiopt):
2983 If "A ? B : C" fails to simplify, try "(!A) ? C : B".
2985 2021-07-05 Andrew Pinski <apinski@marvell.com>
2987 * tree-ssa-phiopt.c (match_simplify_replacement):
2988 Add early_p argument. Call gimple_simplify_phiopt
2989 instead of gimple_simplify.
2990 (tree_ssa_phiopt_worker): Update call to
2991 match_simplify_replacement and allow unconditionally.
2992 (phiopt_early_allow): New function.
2993 (gimple_simplify_phiopt): New function.
2995 2021-07-05 Andrew Pinski <apinski@marvell.com>
2997 PR middle-end/101237
2998 * fold-const.c (negate_expr_p): Remove call to element_mode
2999 and TREE_MODE/TREE_TYPE when calling HONOR_SIGNED_ZEROS,
3000 HONOR_SIGN_DEPENDENT_ROUNDING, and HONOR_SNANS.
3001 (fold_negate_expr_1): Likewise.
3002 (const_unop): Likewise.
3003 (fold_cond_expr_with_comparison): Likewise.
3004 (fold_binary_loc): Likewise.
3005 (fold_ternary_loc): Likewise.
3006 (tree_call_nonnegative_warnv_p): Likewise.
3007 * match.pd (-(A + B) -> (-B) - A): Likewise.
3009 2021-07-05 Iain Sandoe <iain@sandoe.co.uk>
3011 * configure.ac: Handle --with-dsymutil in the same way as we
3012 do for the assembler and linker. (DEFAULT_DSYMUTIL): New.
3013 Extract the type and version for the dsymutil configured or
3014 found by the default searches.
3015 * config.in: Regenerated.
3016 * configure: Regenerated.
3017 * collect2.c (do_dsymutil): Handle locating dsymutil in the
3018 same way as for the assembler and linker.
3019 * config/darwin.h (DSYMUTIL): Delete.
3020 * gcc.c: Report a configured dsymutil correctly.
3021 * exec-tool.in: Allow for dsymutil.
3023 2021-07-05 Uroš Bizjak <ubizjak@gmail.com>
3025 * config/i386/i386-expand.c (ix86_split_mmx_punpck):
3026 Handle V4QI and V2HI modes.
3027 (expand_vec_perm_blend): Allow 4-byte vector modes with TARGET_SSE4_1.
3028 Handle V4QI mode. Emit mmx_pblendvb32 for 4-byte modes.
3029 (expand_vec_perm_pshufb): Rewrite to use switch statemets.
3030 Handle 4-byte dual operands with TARGET_XOP and single operands
3031 with TARGET_SSSE3. Emit mmx_ppermv32 for TARGET_XOP and
3032 mmx_pshufbv4qi3 for TARGET_SSSE3.
3033 (expand_vec_perm_pblendv): Allow 4-byte vector modes with TARGET_SSE4_1.
3034 (expand_vec_perm_interleave2): Allow 4-byte vector modes.
3035 (expand_vec_perm_pshufb2): Allow 4-byte vector modes with TARGET_SSSE3.
3036 (expand_vec_perm_even_odd_1): Handle V4QI mode.
3037 (expand_vec_perm_broadcast_1): Handle V4QI mode.
3038 (ix86_vectorize_vec_perm_const): Handle V4QI mode.
3039 * config/i386/mmx.md (mmx_ppermv32): New insn pattern.
3040 (mmx_pshufbv4qi3): Ditto.
3041 (*mmx_pblendw32): Ditto.
3042 (*mmx_pblendw64): Rename from *mmx_pblendw.
3043 (mmx_punpckhbw_low): New insn_and_split pattern.
3044 (mmx_punpcklbw_low): Ditto.
3046 2021-07-05 Richard Biener <rguenther@suse.de>
3048 * tree-vect-loop-manip.c (vect_loop_versioning): Do not
3049 set LOOP_C_INFINITE on the vectorized loop.
3051 2021-07-05 Richard Biener <rguenther@suse.de>
3053 PR middle-end/101291
3054 * cfgloopmanip.c (loop_version): Set the loop copy of the
3055 versioned loop to the new loop.
3057 2021-07-04 Iain Sandoe <iain@sandoe.co.uk>
3060 * config.gcc: Ensure that Darwin biarch definitions are
3061 added before i386.h.
3062 * config/i386/darwin.h (TARGET_64BIT): Remove.
3063 (PR80556_WORKAROUND): New.
3064 (REAL_LIBGCC_SPEC): Amend to use PR80556_WORKAROUND.
3065 (DARWIN_SUBARCH_SPEC): New.
3066 * config/i386/darwin32-biarch.h (TARGET_64BIT_DEFAULT,
3067 TARGET_BI_ARCH, PR80556_WORKAROUND): New.
3068 (REAL_LIBGCC_SPEC): Remove.
3069 * config/i386/darwin64-biarch.h (TARGET_64BIT_DEFAULT,
3070 TARGET_BI_ARCH, PR80556_WORKAROUND): New.
3071 (REAL_LIBGCC_SPEC): Remove.
3073 2021-07-03 H.J. Lu <hjl.tools@gmail.com>
3075 PR middle-end/101294
3076 * expr.c (store_constructor): Don't use vec_duplicate on vector.
3078 2021-07-02 Martin Sebor <msebor@redhat.com>
3082 * diagnostic.c (get_any_inlining_info): New.
3083 (update_effective_level_from_pragmas): Handle inlining context.
3084 (diagnostic_enabled): Same.
3085 (diagnostic_report_diagnostic): Same.
3086 * diagnostic.h (struct diagnostic_info): Add ctor.
3087 (struct diagnostic_context): Add new member.
3088 * tree-diagnostic.c (set_inlining_locations): New.
3089 (tree_diagnostics_defaults): Set new callback pointer.
3091 2021-07-02 Peter Bergner <bergner@linux.ibm.com>
3093 * config/rs6000/rs6000-builtin.def (BU_MMA_PAIR_LD, BU_MMA_PAIR_ST):
3095 (__builtin_vsx_lxvp, __builtin_vsx_stxvp): New built-ins.
3096 * config/rs6000/rs6000-call.c (rs6000_gimple_fold_mma_builtin): Expand
3097 lxvp and stxvp built-ins.
3098 (mma_init_builtins): Handle lxvp and stxvp built-ins.
3099 (builtin_function_type): Likewise.
3100 * doc/extend.texi (__builtin_vsx_lxvp, __builtin_mma_stxvp): Document.
3102 2021-07-02 Jeff Law <jeffreyalaw@gmail.com>
3104 * config/h8300/h8300-protos.h (compute_a_shift_cc): Accept
3105 additional argument for the code.
3106 * config/h8300/h8300.c (compute_a_shift_cc): Accept additional
3107 argument for the code. Just return if the ZN bits are useful or
3108 not rather than the old style CC_* enums.
3109 * config/h8300/shiftrotate.md (shiftqi_noscratch): Move before
3110 more generic shiftqi patterns.
3111 (shifthi_noscratch, shiftsi_noscratch): Similarly.
3112 (shiftqi_noscratch_set_flags): New pattern.
3113 (shifthi_noscratch_set_flags, shiftsi_noscratch_set_flags): Likewise.
3115 2021-07-02 Andrew MacLeod <amacleod@redhat.com>
3117 PR tree-optimization/101223
3118 * range-op.cc (build_lt): Add -1 for signed values.
3119 (built_gt): Subtract -1 for signed values.
3121 2021-07-02 David Faust <david.faust@oracle.com>
3123 * btfout.c (get_btf_kind): Support BTF_KIND_FLOAT.
3124 (btf_asm_type): Likewise.
3126 2021-07-02 Jeff Law <jeffreyalaw@gmail.com>
3128 * config/h8300/h8300-protos.h (output_a_shift): Make first argument
3129 an array of rtx rather than a pointer to rtx. Add code argument.
3130 (compute_a_shift_length): Similarly.
3131 * config/h8300/h8300.c (h8300_shift_costs): Adjust now that the
3132 shift itself isn't an operand. Create dummy operand[0] to carry
3133 a mode and pass a suitable rtx code to compute_a_shift_length.
3134 (get_shift_alg): Adjust operand number of clobber in output templates.
3135 (output_a_shift): Make first argument an array of rtx rather than
3136 a pointer to rtx. Add code argument for the type of shift.
3137 Adjust now that the shift itself is no longer an operand.
3138 (compute_a_shift_length): Similarly.
3139 * config/h8300/shiftrotate.md (shiftqi, shifthi, shiftsi): Use an
3140 iterator rather than nshift_operator.
3141 (shiftqi_noscratch, shifthi_noscratch, shiftsi_noscratch): Likewise.
3142 (shiftqi_clobber_flags): Adjust to API changes in output_a_shift
3143 and compute_a_shift_length.
3144 (shiftqi_noscratch_clobber_flags): Likewise.
3145 (shifthi_noscratch_clobber_flags): Likewise.
3146 (shiftsi_noscratch_clobber_flags): Likewise.
3148 2021-07-02 Iain Sandoe <iain@sandoe.co.uk>
3151 * config/darwin.h (DSYMUTIL_SPEC): Do not try to run
3152 dsymutil for BTF/CTF.
3154 2021-07-02 Iain Sandoe <iain@sandoe.co.uk>
3157 * config/darwin.h (CTF_INFO_SECTION_NAME): Update the
3158 segment to include BTF.
3159 (BTF_INFO_SECTION_NAME): New.
3161 2021-07-02 Jeff Law <jeffreyalaw@gmail.com>
3163 * config/m32r/m32r-protos.h (call_operand): Adjust return type.
3164 (small_data_operand, memreg_operand, small_insn_p): Likewise.
3165 * config/m32r/m32r.c (call_operand): Adjust return type.
3166 (small_data_operand, memreg_operand): Likewise.
3168 2021-07-02 Jeff Law <jeffreyalaw@gmail.com>
3170 * config/frv/frv-protos.h (integer_register_operand): Adjust return
3172 (frv_load_operand, gpr_or_fpr_operand, gpr_no_subreg_operand): Likewise.
3173 (fpr_or_int6_operand, gpr_or_int_operand); Likewise.
3174 (gpr_or_int12_operand, gpr_or_int10_operand); Likewise.
3175 (move_source_operand, move_destination_operand): Likewise.
3176 (condexec_source_operand, condexec_dest_operand): Likewise.
3177 (lr_operand, gpr_or_memory_operand, fpr_or_memory_operand): Likewise.
3178 (reg_or_0_operand, fcc_operand, icc_operand, cc_operand): Likewise.
3179 (fcr_operand, icr_operand, cr_operand, call_operand): Likewise.
3180 (fpr_operand, even_reg_operand, odd_reg_operand): Likewise.
3181 (even_gpr_operand, odd_gpr_operand, quad_fpr_operand): Likewise.
3182 (even_fpr_operand, odd_fpr_operand): Likewise.
3183 (dbl_memory_one_insn_operand, dbl_memory_two_insn_operand): Likewise.
3184 (int12_operand, int6_operand, int5_operand, uint5_operand): Likewise.
3185 (uint4_operand, uint1_operand, int_2word_operand): Likewise
3186 (upper_int16_operand, uint16_operand, symbolic_operand): Likewise.
3187 (relational_operator, float_relational_operator): Likewise.
3188 (ccr_eqne_operator, minmax_operator): Likewise.
3189 (condexec_si_binary_operator, condexec_si_media_operator): Likewise.
3190 (condexec_si_divide_operator, condexec_si_unary_operator): Likewise.
3191 (condexec_sf_conv_operator, condexec_sf_add_operator): Likewise.
3192 (intop_compare_operator, acc_operand, even_acc_operand): Likewise.
3193 (quad_acc_operand, accg_operand): Likewise.
3195 2021-07-02 Jeff Law <jeffreyalaw@gmail.com>
3197 * config/stormy16/stormy16-protos.h (xstormy16_below_100_symbol): Change
3198 return type to a bool.
3199 (nonimmediate_nonstack_operand): Likewise.
3200 (xstormy16_splittable_below100_operand): Likewise.
3201 * config/stormy16/stormy16.c (xstormy16_below_100_symbol): Fix
3203 (xstormy16_splittable_below100_operand): Likewise.
3205 2021-07-02 Richard Biener <rguenther@suse.de>
3207 PR tree-optimization/101293
3208 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Compare MEM_REF bases
3209 with combined offsets.
3210 (gather_mem_refs_stmt): Hash MEM_REFs as if their offset were
3211 combined with the rest of the offset.
3213 2021-07-02 Eric Botcazou <ebotcazou@adacore.com>
3215 * config/i386/i386.c (asm_preferred_eh_data_format): Always use the
3216 PIC encodings for PE-COFF targets.
3218 2021-07-02 Jakub Jelinek <jakub@redhat.com>
3221 * config/i386/i386-expand.c (ix86_broadcast_from_integer_constant):
3222 Return nullptr for TImode inner mode.
3224 2021-07-02 Richard Biener <rguenther@suse.de>
3226 PR tree-optimization/101280
3227 PR tree-optimization/101173
3228 * gimple-loop-interchange.cc
3229 (tree_loop_interchange::valid_data_dependences): Properly
3230 guard all dependence checks with DDR_REVERSED_P or its
3233 2021-07-02 Hongyu Wang <hongyu.wang@intel.com>
3235 * config/i386/i386-expand.c (ix86_expand_builtin):
3236 Add branch to clear odata when ZF is set for asedecenc_expand
3237 and wideaesdecenc_expand.
3239 2021-07-02 Eugene Rozenfeld <erozen@microsoft.com>
3241 * config/i386/gcc-auto-profile: regenerate
3243 2021-07-02 liuhongt <hongtao.liu@intel.com>
3245 * config/i386/sse.md (trunc<mode><pmov_dst_4>2): Refined to ..
3246 (trunc<mode><pmov_dst_4_lower>2): this.
3248 2021-07-01 David Malcolm <dmalcolm@redhat.com>
3250 * diagnostic.h (diagnostic_context::m_file_cache): New field.
3251 * input.c (class fcache): Rename to...
3252 (class file_cache_slot): ...this, making most members private and
3253 prefixing fields with "m_".
3254 (file_cache_slot::get_file_path): New accessor.
3255 (file_cache_slot::get_use_count): New accessor.
3256 (file_cache_slot::missing_trailing_newline_p): New accessor.
3257 (file_cache_slot::inc_use_count): New.
3258 (fcache_buffer_size): Move to...
3259 (file_cache_slot::buffer_size): ...here.
3260 (fcache_line_record_size): Move to...
3261 (file_cache_slot::line_record_size): ...here.
3262 (fcache_tab): Delete, in favor of global_dc->m_file_cache.
3263 (fcache_tab_size): Move to file_cache::num_file_slots.
3264 (diagnostic_file_cache_init): Update for move of fcache_tab
3265 to global_dc->m_file_cache.
3266 (diagnostic_file_cache_fini): Likewise.
3267 (lookup_file_in_cache_tab): Convert to...
3268 (file_cache::lookup_file): ...this.
3269 (diagnostics_file_cache_forcibly_evict_file): Update for move of
3270 fcache_tab to global_dc->m_file_cache, moving most of
3271 implementation to...
3272 (file_cache::forcibly_evict_file): ...this new function and...
3273 (file_cache_slot::evict): ...this new function.
3274 (evicted_cache_tab_entry): Convert to...
3275 (file_cache::evicted_cache_tab_entry): ...this.
3276 (add_file_to_cache_tab): Convert to...
3277 (file_cache::add_file): ...this, moving bulk of implementation
3279 (file_cache_slot::create): ..this new function.
3280 (file_cache::file_cache): New.
3281 (file_cache::~file_cache): New.
3282 (lookup_or_add_file_to_cache_tab): Convert to...
3283 (file_cache::lookup_or_add_file): ..this new function.
3284 (fcache::fcache): Rename to...
3285 (file_cache_slot::file_cache_slot): ...this, adding "m_" prefixes
3287 (fcache::~fcache): Rename to...
3288 (file_cache_slot::~file_cache_slot): ...this, adding "m_" prefixes
3290 (needs_read): Convert to...
3291 (file_cache_slot::needs_read_p): ...this.
3292 (needs_grow): Convert to...
3293 (file_cache_slot::needs_grow_p): ...this.
3294 (maybe_grow): Convert to...
3295 (file_cache_slot::maybe_grow): ...this.
3296 (read_data): Convert to...
3297 (file_cache_slot::read_data): ...this.
3298 (maybe_read_data): Convert to...
3299 (file_cache_slot::maybe_read_data): ...this.
3300 (get_next_line): Convert to...
3301 (file_cache_slot::get_next_line): ...this.
3302 (goto_next_line): Convert to...
3303 (file_cache_slot::goto_next_line): ...this.
3304 (read_line_num): Convert to...
3305 (file_cache_slot::read_line_num): ...this.
3306 (location_get_source_line): Update for moving of globals to
3307 global_dc->m_file_cache.
3308 (location_missing_trailing_newline): Likewise.
3309 * input.h (class file_cache_slot): New forward decl.
3310 (class file_cache): New.
3312 2021-07-01 Michael Meissner <meissner@linux.ibm.com>
3314 * config/rs6000/rs6000.c (rs6000_maybe_emit_fp_cmove): Add IEEE
3315 128-bit floating point conditional move support.
3316 (have_compare_and_set_mask): Add IEEE 128-bit floating point
3318 * config/rs6000/rs6000.md (mov<mode>cc, IEEE128 iterator): New insn.
3319 (mov<mode>cc_p10, IEEE128 iterator): New insn.
3320 (mov<mode>cc_invert_p10, IEEE128 iterator): New insn.
3321 (fpmask<mode>, IEEE128 iterator): New insn.
3322 (xxsel<mode>, IEEE128 iterator): New insn.
3324 2021-07-01 Iain Sandoe <iain@sandoe.co.uk>
3327 * config/darwin.h (CTF_INFO_SECTION_NAME): New.
3329 2021-07-01 H.J. Lu <hjl.tools@gmail.com>
3331 * config/i386/i386-expand.c (ix86_expand_vector_init_duplicate):
3333 * config/i386/i386-protos.h (ix86_expand_vector_init_duplicate):
3335 * config/i386/sse.md (INT_BROADCAST_MODE): New mode iterator.
3336 (vec_duplicate<mode>): New expander.
3338 2021-07-01 H.J. Lu <hjl.tools@gmail.com>
3341 * config/i386/i386-expand.c (ix86_expand_vector_init_duplicate):
3343 (ix86_byte_broadcast): New function.
3344 (ix86_convert_const_wide_int_to_broadcast): Likewise.
3345 (ix86_expand_move): Convert CONST_WIDE_INT to broadcast if mode
3346 size is 16 bytes or bigger.
3347 (ix86_broadcast_from_integer_constant): New function.
3348 (ix86_expand_vector_move): Convert CONST_WIDE_INT and CONST_VECTOR
3349 to broadcast if mode size is 16 bytes or bigger.
3350 * config/i386/i386-protos.h (ix86_gen_scratch_sse_rtx): New
3352 * config/i386/i386.c (ix86_gen_scratch_sse_rtx): New function.
3354 2021-07-01 Uroš Bizjak <ubizjak@gmail.com>
3356 * config/i386/predicates.md (ix86_endbr_immediate_operand):
3357 Return true/false instead of 1/0.
3358 (movq_parallel): Ditto.
3360 2021-07-01 Uroš Bizjak <ubizjak@gmail.com>
3362 * recog.c (general_operand): Return true/false instead of 1/0.
3363 (register_operand): Ditto.
3364 (immediate_operand): Ditto.
3365 (const_int_operand): Ditto.
3366 (const_scalar_int_operand): Ditto.
3367 (const_double_operand): Ditto.
3368 (push_operand): Ditto.
3369 (pop_operand): Ditto.
3370 (memory_operand): Ditto.
3371 (indirect_operand): Ditto.
3373 2021-07-01 Uroš Bizjak <ubizjak@gmail.com>
3375 * genpreds.c (write_predicate_subfunction):
3376 Change the type of written subfunction to bool.
3377 (write_one_predicate_function):
3378 Change the type of written function to bool.
3379 (write_tm_preds_h): Ditto.
3380 * recog.h (*insn_operand_predicate_fn): Change the type to bool.
3381 * recog.c (general_operand): Change the type to bool.
3382 (address_operand): Ditto.
3383 (register_operand): Ditto.
3384 (pmode_register_operand): Ditto.
3385 (scratch_operand): Ditto.
3386 (immediate_operand): Ditto.
3387 (const_int_operand): Ditto.
3388 (const_scalar_int_operand): Ditto.
3389 (const_double_operand): Ditto.
3390 (nonimmediate_operand): Ditto.
3391 (nonmemory_operand): Ditto.
3392 (push_operand): Ditto.
3393 (pop_operand): Ditto.
3394 (memory_operand): Ditto.
3395 (indirect_operand): Ditto.
3396 (ordered_comparison_operator): Ditto.
3397 (comparison_operator): Ditto.
3398 * config/i386/i386-expand.c (ix86_expand_sse_cmp):
3399 Change the type of indirect predicate function to bool.
3400 * config/rs6000/rs6000.c (easy_vector_constant):
3401 Change the type to bool.
3402 * config/mips/mips-protos.h (m16_based_address_p):
3403 Change the type of operand 3 to bool.
3405 2021-07-01 Richard Biener <rguenther@suse.de>
3407 PR tree-optimization/101280
3408 PR tree-optimization/101173
3409 * gimple-loop-interchange.cc
3410 (tree_loop_interchange::valid_data_dependences): Revert
3411 previous change and instead correctly handle DDR_REVERSED_P
3414 2021-07-01 Richard Biener <rguenther@suse.de>
3416 PR tree-optimization/101278
3417 * tree-ssa-dse.c (dse_classify_store): First check for
3418 uses, then ignore stmt for chaining purposes.
3420 2021-07-01 Richard Biener <rguenther@suse.de>
3422 PR tree-optimization/100778
3423 * tree-vect-slp.c (vect_schedule_slp_node): Do not place trapping
3424 vectorized ops ahead of their scalar BB.
3426 2021-07-01 Uroš Bizjak <ubizjak@gmail.com>
3429 * config/i386/i386.md (*nabs<dwi>2_doubleword):
3430 New insn_and_split pattern.
3431 (*nabs<dwi>2_1): Ditto.
3432 * config/i386/i386-features.c
3433 (general_scalar_chain::compute_convert_gain):
3434 Handle (NEG (ABS (...))) RTX. Rewrite src code
3435 scanner as switch statement.
3436 (general_scalar_chain::convert_insn):
3437 Handle (NEG (ABS (...))) RTX.
3438 (general_scalar_to_vector_candidate_p):
3439 Detect (NEG (ABS (...))) RTX. Reorder case statements
3440 for (AND (NOT (...) ...)) fallthrough.
3442 2021-07-01 Richard Biener <rguenther@suse.de>
3444 PR tree-optimization/101178
3445 * tree-vect-slp.c (slpg_vertex::materialize): Remove.
3446 (slpg::perm_in): Add.
3447 (slpg::get_perm_in): Remove.
3448 (slpg::get_perm_materialized): Add.
3449 (vect_optimize_slp): Handle VEC_PERM nodes more optimally
3450 during permute propagation and materialization.
3452 2021-07-01 Jakub Jelinek <jakub@redhat.com>
3455 * dwarf2out.c (loc_list_from_tree_1): Handle COMPOUND_LITERAL_EXPR.
3457 2021-07-01 Jakub Jelinek <jakub@redhat.com>
3460 * omp-low.c (lower_rec_input_clauses): Rename is_fp_and_or to
3461 is_truth_op, set it for TRUTH_*IF_EXPR regardless of new_var's type,
3462 use boolean_type_node instead of integer_type_node as NE_EXPR type.
3463 (lower_reduction_clauses): Likewise.
3465 2021-06-30 Hafiz Abid Qadeer <abidh@codesourcery.com>
3467 * config/gcn/gcn.c: Include dwarf2.h.
3468 (gcn_addr_space_debug): New function.
3469 (TARGET_ADDR_SPACE_DEBUG): New hook.
3471 2021-06-30 Hafiz Abid Qadeer <abidh@codesourcery.com>
3473 * common/config/gcn/gcn-common.c
3474 (gcn_option_optimization_table): Change OPT_fomit_frame_pointer to -O3.
3475 * config/gcn/gcn.c (gcn_expand_prologue): Prefer the frame pointer
3477 (gcn_expand_prologue): Prefer the frame pointer when emitting CFI.
3478 (gcn_frame_pointer_rqd): New function.
3479 (TARGET_FRAME_POINTER_REQUIRED): New hook.
3481 2021-06-30 Hafiz Abid Qadeer <abidh@codesourcery.com>
3483 * config/gcn/gcn.c (move_callee_saved_registers): Emit CFI notes for
3484 prologue register saves.
3485 (gcn_debug_unwind_info): Use UI_DWARF2.
3486 (gcn_dwarf_register_number): Map DWARF_LINK_REGISTER to DWARF PC.
3487 (gcn_dwarf_register_span): DWARF_LINK_REGISTER doesn't span.
3488 * config/gcn/gcn.h: (DWARF_FRAME_RETURN_COLUMN): New define.
3489 (DWARF_LINK_REGISTER): New define.
3490 (FIRST_PSEUDO_REGISTER): Increment.
3491 (FIXED_REGISTERS): Add entry for DWARF_LINK_REGISTER.
3492 (CALL_USED_REGISTERS): Likewise.
3493 (REGISTER_NAMES): Likewise.
3495 2021-06-30 Richard Biener <rguenther@suse.de>
3497 PR tree-optimization/101267
3498 * tree-vect-stmts.c (vect_check_scalar_mask): Adjust
3499 API and use SLP compatible interface of vect_is_simple_use.
3500 Reject not vectorized SLP defs for callers that do not support
3502 (vect_check_store_rhs): Handle masked stores and pass down
3503 the appropriate operator index.
3504 (vectorizable_call): Adjust.
3505 (vectorizable_store): Likewise.
3506 (vectorizable_load): Likewise. Handle SLP pecularity of
3508 (vect_is_simple_use): Remove special-casing of masked stores.
3510 2021-06-30 Tobias Burnus <tobias@codesourcery.com>
3512 * common.opt (foffload): Remove help as Driver only.
3513 * gcc.c (display_help): Add -foffload.
3515 2021-06-30 Tobias Burnus <tobias@codesourcery.com>
3517 * gcc.c (close_at_file, execute): Replace alloca by XALLOCAVEC.
3518 (check_offload_target_name): Fix splitting OFFLOAD_TARGETS into
3519 a candidate list; better inform no offload target is configured
3520 and fix hint extraction when passed target is not '\0' at [len].
3521 * common.opt (foffload): Add tailing '.'.
3522 (foffload-options): Likewise; fix flag name in the help string.
3524 2021-06-30 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
3527 * config/arm/arm_neon.h: Move vabs intrinsics before vcage_f32.
3528 (vcage_f32): Gate comparison on __FAST_MATH__.
3529 (vcageq_f32): Likewise.
3530 (vcale_f32): Likewise.
3531 (vcaleq_f32): Likewise.
3532 (vcagt_f32): Likewise.
3533 (vcagtq_f32): Likewise.
3534 (vcalt_f32): Likewise.
3535 (vcaltq_f32): Likewise.
3536 (vcage_f16): Likewise.
3537 (vcageq_f16): Likewise.
3538 (vcale_f16): Likewise.
3539 (vcaleq_f16): Likewise.
3540 (vcagt_f16): Likewise.
3541 (vcagtq_f16): Likewise.
3542 (vcalt_f16): Likewise.
3543 (vcaltq_f16): Likewise.
3545 2021-06-30 Richard Biener <rguenther@suse.de>
3547 PR tree-optimization/101264
3548 * tree-vect-slp.c (vect_optimize_slp): Propagate the
3549 computed perm_in to all "any" permute successors
3550 we cannot de-duplicate immediately.
3552 2021-06-30 liuhongt <hongtao.liu@intel.com>
3555 * config/i386/sse.md
3556 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>):
3558 (avx512f_sfixupimm<mode><maskz_scalar_name><round_saeonly_name>):
3560 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>"): Refined.
3561 * config/i386/subst.md (maskz_scalar): New define_subst.
3562 (maskz_scalar_name): New subst_attr.
3563 (maskz_scalar_op5): Ditto.
3564 (round_saeonly_maskz_scalar_op5): Ditto.
3565 (round_saeonly_maskz_scalar_operand5): Ditto.
3567 2021-06-30 David Edelsohn <dje.gcc@gmail.com>
3569 * config/rs6000/rs6000.c (rs6000_xcoff_section_type_flags):
3570 Increase code CSECT alignment to at least 32 bytes.
3571 * config/rs6000/xcoff.h (TEXT_SECTION_ASM_OP): Add 32 byte
3572 alignment designation.
3574 2021-06-29 Sergei Trofimovich <siarheit@google.com>
3576 * doc/generic.texi: Fix s/net yet/not yet/ typo.
3578 2021-06-29 Andrew MacLeod <amacleod@redhat.com>
3580 PR tree-optimization/101254
3581 * range-op.cc (operator_minus::op1_op2_relation_effect): Check for
3582 wrapping/non-wrapping when setting the result range.
3584 2021-06-29 Andrew MacLeod <amacleod@redhat.com>
3586 * value-query.cc (gimple_range_global): Allow phis.
3588 2021-06-29 Andrew MacLeod <amacleod@redhat.com>
3590 * vr-values.c (vr_values::vrp_stmt_computes_nonzero): Use stmt.
3591 (simplify_using_ranges::op_with_boolean_value_range_p): Add a
3592 statement for location context.
3593 (check_for_binary_op_overflow): Ditto.
3594 (simplify_using_ranges::get_vr_for_comparison): Ditto.
3595 (simplify_using_ranges::compare_name_with_value): Ditto.
3596 (simplify_using_ranges::compare_names): Ditto.
3597 (vrp_evaluate_conditional_warnv_with_ops_using_ranges): Ditto.
3598 (simplify_using_ranges::simplify_truth_ops_using_ranges): Ditto.
3599 (simplify_using_ranges::simplify_min_or_max_using_ranges): Ditto.
3600 (simplify_using_ranges::simplify_internal_call_using_ranges): Ditto.
3601 (simplify_using_ranges::two_valued_val_range_p): Ditto.
3602 (simplify_using_ranges::simplify): Ditto.
3603 * vr-values.h: Adjust prototypes.
3605 2021-06-29 Uroš Bizjak <ubizjak@gmail.com>
3608 * config/i386/mmx.md (vec_addsubv2sf3): New insn pattern.
3610 2021-06-29 Julian Brown <julian@codesourcery.com>
3612 * config/gcn/gcn.c (gcn_init_libfuncs): New function.
3613 (TARGET_INIT_LIBFUNCS): Define target hook using above function.
3614 * config/gcn/gcn.h (UNITS_PER_WORD): Define to 8 for IN_LIBGCC2, 4
3616 (LIBGCC2_UNITS_PER_WORD, BITS_PER_WORD): Remove definitions.
3617 (MAX_FIXED_MODE_SIZE): Change to 128.
3619 2021-06-29 Julian Brown <julian@codesourcery.com>
3621 * config/gcn/gcn.md (UNSPEC_FLBIT_INT): New unspec constant.
3622 (s_mnemonic): Add clrsb.
3623 (gcn_flbit<mode>_int): Add insn pattern for SImode/DImode.
3624 (clrsb<mode>2): Add expander for SImode/DImode.
3626 2021-06-29 Julian Brown <julian@codesourcery.com>
3628 * config/gcn/gcn.md (<su>mulsidi3, <su>mulsidi3_reg, <su>mulsidi3_imm,
3629 muldi3): Add patterns.
3631 2021-06-29 Julian Brown <julian@codesourcery.com>
3633 * config/gcn/gcn.md (<su>mulsi3_highpart): Change to expander.
3634 (<su>mulsi3_highpart_reg, <su>mulsi3_highpart_imm): New patterns.
3636 2021-06-29 Julian Brown <julian@codesourcery.com>
3638 * config/gcn/gcn.md (mulsi3): Make s_mulk_i32 variant clobber SCC.
3640 2021-06-29 Joseph Myers <joseph@codesourcery.com>
3642 * btfout.c, ctfout.c: Include "memmodel.h".
3644 2021-06-29 Tobias Burnus <tobias@codesourcery.com>
3646 * gcc.c (check_offload_target_name): Cast len argument to
3647 %q.*s to 'int'; avoid -Wstringop-truncation warning.
3649 2021-06-29 Richard Biener <rguenther@suse.de>
3651 * tree-vect-slp.c (vect_optimize_slp): Forward propagate
3652 to "any" permute nodes and relax "any" permute proapgation
3653 during iterative backward propagation.
3655 2021-06-29 Tobias Burnus <tobias@codesourcery.com>
3658 * common.opt (-foffload=): Update description.
3659 (-foffload-options=): New.
3660 * doc/invoke.texi (C Language Options): Document
3661 -foffload and -foffload-options.
3662 * gcc.c (check_offload_target_name): New, split off from
3663 handle_foffload_option.
3664 (check_foffload_target_names): New.
3665 (handle_foffload_option): Handle -foffload=default.
3666 (driver_handle_option): Update for -foffload-options.
3667 * lto-opts.c (lto_write_options): Use -foffload-options
3668 instead of -foffload.
3669 * lto-wrapper.c (merge_and_complain, append_offload_options):
3671 * opts.c (common_handle_option): Likewise.
3673 2021-06-29 Tobias Burnus <tobias@codesourcery.com>
3675 * doc/invoke.texi (C Language Options): Sort options
3676 alphabetically in optlist and also the description itself.
3677 Remove leftover -fallow-single-precision from and add missing
3678 -fgnu-tm to the optlist.
3680 2021-06-29 Richard Biener <rguenther@suse.de>
3682 * tree-vect-slp.c (slpg_vertex::visited): Remove.
3683 (vect_slp_perms_eq): Handle -1 permutes.
3684 (vect_optimize_slp): Rewrite permute propagation.
3686 2021-06-29 Jakub Jelinek <jakub@redhat.com>
3689 * match.pd ((intptr_t)x eq/ne CST to x eq/ne (typeof x) CST): Don't
3690 perform the optimization in GENERIC when sanitizing and x has a
3693 2021-06-29 Richard Biener <rguenther@suse.de>
3695 PR tree-optimization/101242
3696 * tree-vect-slp.c (vect_slp_build_vertices): Force-add
3697 PHIs with not represented initial values as leafs.
3699 2021-06-29 Jan-Benedict Glaw <jbglaw@getslash.de>
3701 * config/pdp11/pdp11.h (ASM_OUTPUT_SKIP): Fix signedness warning.
3702 * config/pdp11/pdp11.c (pdp11_asm_print_operand_punct_valid_p): Remove
3704 (pdp11_initial_elimination_offset) Remove unused variable.
3705 (pdp11_cmp_length) Ditto.
3706 (pdp11_insn_cost): Ditto, and fix signedness warning.
3708 2021-06-29 David Edelsohn <dje.gcc@gmail.com>
3710 * btfout.c: Include tm_p.h.
3713 2021-06-28 Indu Bhagat <indu.bhagat@oracle.com>
3715 * config/bpf/bpf.c (bpf_expand_prologue): Do not mark insns as
3717 (bpf_expand_epilogue): Likewise.
3718 * config/bpf/bpf.h (DWARF2_FRAME_INFO): Define to 0.
3719 Do not define DBX_DEBUGGING_INFO.
3721 2021-06-28 Indu Bhagat <indu.bhagat@oracle.com>
3723 * doc/invoke.texi: Document the CTF and BTF debug info options.
3725 2021-06-28 Indu Bhagat <indu.bhagat@oracle.com>
3726 David Faust <david.faust@oracle.com>
3727 Jose E. Marchesi <jose.marchesi@oracle.com>
3728 Weimin Pan <weimin.pan@oracle.com>
3730 * Makefile.in: Add ctfc.*, ctfout.c and btfout.c files to
3731 GTFILES. Add new object files.
3732 * common.opt: Add CTF and BTF debug info options.
3733 * btfout.c: New file.
3736 * ctfout.c: Likewise.
3737 * dwarf2ctf.c: Likewise.
3738 * dwarf2ctf.h: Likewise.
3739 * dwarf2cfi.c (dwarf2out_do_frame): Acknowledge CTF_DEBUG and
3741 * dwarf2out.c (dwarf2out_source_line): Likewise.
3742 (dwarf2out_finish): Skip emitting DWARF if CTF or BTF are to
3744 (debug_format_do_cu): New function.
3745 (dwarf2out_early_finish): Traverse DIEs and emit CTF/BTF for
3747 Include dwarf2ctf.c.
3748 * final.c (dwarf2_debug_info_emitted_p): Acknowledge DWARF-based debug
3750 * flag-types.h (enum debug_info_type): Add CTF_DEBUG and BTF_DEBUG.
3751 (CTF_DEBUG): New bitmask.
3752 (BTF_DEBUG): Likewise.
3753 (enum ctf_debug_info_levels): New enum.
3754 * gengtype.c (open_base_files): Handle ctfc.h.
3755 (main): Handle uint32_t type.
3756 * flags.h (btf_debuginfo_p): New definition.
3757 (dwarf_based_debuginfo_p): Likewise.
3758 * opts.c (debug_type_names): Add entries for CTF and BTF.
3759 (btf_debuginfo_p): New function.
3760 (dwarf_based_debuginfo_p): Likewise.
3761 (common_handle_option): Handle -gctfN and -gbtf options.
3762 (set_debug_level): Set CTF_DEBUG, BTF_DEBUG whenever appropriate.
3763 * toplev.c (process_options): Inform the user and ignore -gctfLEVEL if
3766 2021-06-28 Jose E. Marchesi <jose.marchesi@oracle.com>
3768 * dwarf2out.c (AT_class): Function is no longer static.
3770 (AT_unsigned): Likewise.
3773 (get_AT_string): Likewise.
3774 (get_AT_flag): Likewise.
3775 (get_AT_unsigned): Likewise.
3776 (get_AT_ref): Likewise.
3777 (new_die_raw): Likewise.
3778 (lookup_decl_die): Likewise.
3779 (base_type_die): Likewise.
3780 (add_name_attribute): Likewise.
3781 (add_AT_int): Likewise.
3782 (add_AT_unsigned): Likewise.
3783 (add_AT_loc): Likewise.
3784 (dw_get_die_tag): New function.
3785 (dw_get_die_child): Likewise.
3786 (dw_get_die_sib): Likewise.
3787 (struct dwarf_file_data): Move from here to dwarf2out.h
3788 (struct dw_attr_struct): Likewise.
3789 * dwarf2out.h: Analogous changes.
3791 2021-06-28 Martin Jambor <mjambor@suse.cz>
3794 * ipa-param-manipulation.h (class ipa_param_body_adjustments): New
3795 members m_dead_stmts and m_dead_ssas.
3796 * ipa-param-manipulation.c
3797 (ipa_param_body_adjustments::mark_dead_statements): New function.
3798 (ipa_param_body_adjustments::common_initialization): Call it on
3799 all removed but not split parameters.
3800 (ipa_param_body_adjustments::ipa_param_body_adjustments): Initialize
3802 (ipa_param_body_adjustments::modify_call_stmt): Remove arguments that
3804 * tree-inline.c (remap_gimple_stmt): Do not copy dead statements, reset
3805 dead debug statements.
3806 (copy_phis_for_bb): Do not copy dead PHI nodes.
3808 2021-06-28 Martin Jambor <mjambor@suse.cz>
3811 * symtab-clones.h (clone_info): Removed member param_adjustments.
3812 * ipa-param-manipulation.h: Adjust initial comment to reflect how we
3813 deal with pass-through splits now.
3814 (ipa_param_performed_split): Removed.
3815 (ipa_param_adjustments::modify_call): Adjusted parameters.
3816 (class ipa_param_body_adjustments): Adjusted parameters of
3817 register_replacement, modify_gimple_stmt and modify_call_stmt.
3818 (ipa_verify_edge_has_no_modifications): Declare.
3819 (ipa_edge_modifications_finalize): Declare.
3820 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Remove
3821 performed_splits processing, pas only edge to padjs->modify_call,
3822 check that call arguments were not modified if they should not have
3824 * cgraphclones.c (cgraph_node::create_clone): Do not copy performed
3826 * ipa-param-manipulation.c (struct pass_through_split_map): New type.
3827 (ipa_edge_modification_info): Likewise.
3828 (ipa_edge_modification_sum): Likewise.
3829 (ipa_edge_modifications): New edge summary.
3830 (ipa_verify_edge_has_no_modifications): New function.
3831 (transitive_split_p): Removed.
3832 (transitive_split_map): Likewise.
3833 (init_transitive_splits): Likewise.
3834 (ipa_param_adjustments::modify_call): Adjusted to use the new edge
3835 summary instead of performed_splits.
3836 (ipa_param_body_adjustments::register_replacement): Drop dummy
3837 parameter, set base_index of the created ipa_param_body_replacement.
3838 (phi_arg_will_live_p): New function.
3839 (ipa_param_body_adjustments::common_initialization): Do not create
3840 IPA_SRA dummy decls.
3841 (simple_tree_swap_info): Removed.
3842 (remap_split_decl_to_dummy): Likewise.
3843 (record_argument_state_1): New function.
3844 (record_argument_state): Likewise.
3845 (ipa_param_body_adjustments::modify_call_stmt): New parameter
3846 orig_stmt. Do not work with dummy decls, save necessary info about
3847 changes to ipa_edge_modifications.
3848 (ipa_param_body_adjustments::modify_gimple_stmt): New parameter
3849 orig_stmt, pass it to modify_call_stmt.
3850 (ipa_param_body_adjustments::modify_cfun_body): Adjust call to
3852 (ipa_edge_modifications_finalize): New function.
3853 * tree-inline.c (remap_gimple_stmt): Pass original statement to
3855 (copy_phis_for_bb): Do not copy dead PHI nodes.
3856 (expand_call_inline): Do not remap performed_splits.
3857 (update_clone_info): Likewise.
3858 * toplev.c: Include ipa-param-manipulation.h.
3859 (toplev::finalize): Call ipa_edge_modifications_finalize.
3861 2021-06-28 Andrew Pinski <apinski@marvell.com>
3863 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Duplicate range
3864 info if we're the only things setting the target PHI.
3865 (value_replacement): Don't duplicate range here.
3866 (minmax_replacement): Likewise.
3868 2021-06-28 Richard Biener <rguenther@suse.de>
3870 PR tree-optimization/101229
3871 * gimple-walk.c (gimple_walk_op): Handle PHIs.
3873 2021-06-28 Martin Liska <mliska@suse.cz>
3875 * config/v850/v850.c (construct_dispose_instruction): Allocate
3877 (construct_prepare_instruction): Likewise.
3879 2021-06-28 Martin Liska <mliska@suse.cz>
3881 * config/v850/v850.c (v850_option_override): Build default
3883 (v850_can_inline_p): New. Allow MASK_PROLOG_FUNCTION to be
3884 ignored for inlining.
3885 (TARGET_CAN_INLINE_P): New.
3887 2021-06-28 Richard Biener <rguenther@suse.de>
3889 PR tree-optimization/101207
3890 * tree-vect-slp.c (vect_optimize_slp): Do BB reduction
3891 permute eliding for load permutations properly.
3893 2021-06-28 Richard Biener <rguenther@suse.de>
3895 PR tree-optimization/101173
3896 * gimple-loop-interchange.cc
3897 (tree_loop_interchange::valid_data_dependences): Disallow outer
3898 loop dependence distance of zero.
3900 2021-06-28 liuhongt <hongtao.liu@intel.com>
3903 * config/i386/sse.md (*avx_cmp<mode>3_lt): New
3904 define_insn_and_split.
3905 (*avx_cmp<mode>3_ltint): Ditto.
3906 (*avx2_pcmp<mode>3_3): Ditto.
3907 (*avx2_pcmp<mode>3_4): Ditto.
3908 (*avx2_pcmp<mode>3_5): Ditto.
3910 2021-06-28 liuhongt <hongtao.liu@intel.com>
3912 * config/i386/i386-builtin.def (IX86_BUILTIN_BLENDVPD256,
3913 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_PBLENDVB256,
3914 IX86_BUILTIN_BLENDVPD, IX86_BUILTIN_BLENDVPS,
3915 IX86_BUILTIN_PBLENDVB128): Replace icode with
3917 * config/i386/i386.c (ix86_gimple_fold_builtin): Fold blendv
3919 * config/i386/sse.md (*<sse4_1_avx2>_pblendvb_lt_subreg_not):
3920 New pre_reload splitter.
3922 2021-06-27 Andrew Pinski <apinski@marvell.com>
3924 PR middle-end/101230
3925 * fold-const.c (fold_ternary_loc): Check
3926 the return value of invert_tree_comparison.
3928 2021-06-27 David Edelsohn <dje.gcc@gmail.com>
3930 * config.gcc: Add SPDX License Identifier.
3931 (powerpc-ibm-aix789): Default to aix73.h.
3932 (powerpc-ibm-aix7.2.*.*): New stanza.
3933 * config/rs6000/aix72.h: Add SPDX License Identifier.
3934 * config/rs6000/aix73.h: New file.
3936 2021-06-26 Jason Merrill <jason@redhat.com>
3938 * except.c: #include "dwarf2.h" instead of "dwarf2out.h".
3940 2021-06-26 Andrew Pinski <apinski@marvell.com>
3942 * genmatch.c (lower_cond): Copy for_subst_vec
3943 for the simplify also.
3944 (lower): Swap the order for lower_for and lower_cond.
3946 2021-06-26 Andrew Pinski <apinski@marvell.com>
3948 * tree-ssa-phiopt.c (match_simplify_replacement): Reset
3949 flow senatitive info on the moved ssa set.
3951 2021-06-26 Andrew Pinski <apinski@marvell.com>
3953 * fold-const.c (fold_cond_expr_with_comparison):
3954 Exand arg0 into comp_code, arg00, and arg01.
3955 (fold_ternary_loc): Use invert_tree_comparison
3956 instead of fold_invert_truthvalue for the case
3957 where we have A CMP B ? C : A.
3959 2021-06-25 Martin Sebor <msebor@redhat.com>
3961 PR middle-end/101216
3962 * calls.c (maybe_warn_rdwr_sizes): Use the no_warning constant.
3964 2021-06-25 Jeff Law <jeffreyalaw@gmail.com>
3966 * config/h8300/h8300.c (select_cc_mode): Handle ASHIFTRT and LSHIFTRT.
3968 2021-06-25 Richard Biener <rguenther@suse.de>
3970 PR tree-optimization/101202
3971 * tree-vect-slp.c (vect_optimize_slp): Explicitely handle
3974 2021-06-25 Richard Biener <rguenther@suse.de>
3976 * tree-vect-slp-patterns.c (addsub_pattern::build): Copy
3977 STMT_VINFO_REDUC_DEF from the original representative.
3979 2021-06-25 Martin Sebor <msebor@redhat.com>
3981 * builtins.c (warn_string_no_nul): Replace uses of TREE_NO_WARNING,
3982 gimple_no_warning_p and gimple_set_no_warning with
3983 warning_suppressed_p, and suppress_warning.
3985 (maybe_warn_for_bound): Same.
3986 (warn_for_access): Same.
3987 (check_access): Same.
3988 (expand_builtin_strncmp): Same.
3989 (fold_builtin_varargs): Same.
3990 * calls.c (maybe_warn_nonstring_arg): Same.
3991 (maybe_warn_rdwr_sizes): Same.
3992 * cfgexpand.c (expand_call_stmt): Same.
3993 * cgraphunit.c (check_global_declaration): Same.
3994 * fold-const.c (fold_undefer_overflow_warnings): Same.
3995 (fold_truth_not_expr): Same.
3996 (fold_unary_loc): Same.
3997 (fold_checksum_tree): Same.
3998 * gimple-array-bounds.cc (array_bounds_checker::check_array_ref): Same.
3999 (array_bounds_checker::check_mem_ref): Same.
4000 (array_bounds_checker::check_addr_expr): Same.
4001 (array_bounds_checker::check_array_bounds): Same.
4002 * gimple-expr.c (copy_var_decl): Same.
4003 * gimple-fold.c (gimple_fold_builtin_strcpy): Same.
4004 (gimple_fold_builtin_strncat): Same.
4005 (gimple_fold_builtin_stxcpy_chk): Same.
4006 (gimple_fold_builtin_stpcpy): Same.
4007 (gimple_fold_builtin_sprintf): Same.
4008 (fold_stmt_1): Same.
4009 * gimple-ssa-isolate-paths.c (diag_returned_locals): Same.
4010 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
4011 * gimple-ssa-sprintf.c (handle_printf_call): Same.
4012 * gimple-ssa-store-merging.c (imm_store_chain_info::output_merged_store): Same.
4013 * gimple-ssa-warn-restrict.c (maybe_diag_overlap): Same.
4014 * gimple-ssa-warn-restrict.h: Adjust declarations.
4015 (maybe_diag_access_bounds): Replace uses of TREE_NO_WARNING,
4016 gimple_no_warning_p and gimple_set_no_warning with
4017 warning_suppressed_p, and suppress_warning.
4019 (check_bounds_or_overlap): Same.
4020 * gimple.c (gimple_build_call_from_tree): Same.
4021 * gimplify.c (gimplify_return_expr): Same.
4022 (gimplify_cond_expr): Same.
4023 (gimplify_modify_expr_complex_part): Same.
4024 (gimplify_modify_expr): Same.
4025 (gimple_push_cleanup): Same.
4026 (gimplify_expr): Same.
4027 * omp-expand.c (expand_omp_for_generic): Same.
4028 (expand_omp_taskloop_for_outer): Same.
4029 * omp-low.c (lower_rec_input_clauses): Same.
4030 (lower_lastprivate_clauses): Same.
4031 (lower_send_clauses): Same.
4032 (lower_omp_target): Same.
4033 * tree-cfg.c (pass_warn_function_return::execute): Same.
4034 * tree-complex.c (create_one_component_var): Same.
4035 * tree-inline.c (remap_gimple_op_r): Same.
4036 (copy_tree_body_r): Same.
4037 (declare_return_variable): Same.
4038 (expand_call_inline): Same.
4039 * tree-nested.c (lookup_field_for_decl): Same.
4040 * tree-sra.c (create_access_replacement): Same.
4041 (generate_subtree_copies): Same.
4042 * tree-ssa-ccp.c (pass_post_ipa_warn::execute): Same.
4043 * tree-ssa-forwprop.c (combine_cond_expr_cond): Same.
4044 * tree-ssa-loop-ch.c (ch_base::copy_headers): Same.
4045 * tree-ssa-loop-im.c (execute_sm): Same.
4046 * tree-ssa-phiopt.c (cond_store_replacement): Same.
4047 * tree-ssa-strlen.c (maybe_warn_overflow): Same.
4048 (handle_builtin_strcpy): Same.
4049 (maybe_diag_stxncpy_trunc): Same.
4050 (handle_builtin_stxncpy_strncat): Same.
4051 (handle_builtin_strcat): Same.
4052 * tree-ssa-uninit.c (get_no_uninit_warning): Same.
4053 (set_no_uninit_warning): Same.
4054 (uninit_undefined_value_p): Same.
4055 (warn_uninit): Same.
4056 (maybe_warn_operand): Same.
4057 * tree-vrp.c (compare_values_warnv): Same.
4058 * vr-values.c (vr_values::extract_range_for_var_from_comparison_expr): Same.
4059 (test_for_singularity): Same.
4060 * gimple.h (warning_suppressed_p): New function.
4061 (suppress_warning): Same.
4062 (copy_no_warning): Same.
4063 (gimple_set_block): Call gimple_set_location.
4064 (gimple_set_location): Call copy_warning.
4066 2021-06-25 Martin Sebor <msebor@redhat.com>
4068 * tree.h (warning_suppressed_at, copy_warning,
4069 warning_suppressed_p, suppress_warning): New functions.
4071 2021-06-25 Martin Sebor <msebor@redhat.com>
4073 * Makefile.in (OBJS-libcommon): Add diagnostic-spec.o.
4074 * gengtype.c (open_base_files): Add diagnostic-spec.h.
4075 * diagnostic-spec.c: New file.
4076 * diagnostic-spec.h: New file.
4077 * tree.h (no_warning, all_warnings, suppress_warning_at): New
4079 * warning-control.cc: New file.
4081 2021-06-25 liuhongt <hongtao.liu@intel.com>
4084 * config/i386/i386.c (x86_order_regs_for_local_alloc):
4087 2021-06-24 Andrew MacLeod <amacleod@redhat.com>
4089 PR tree-optimization/101189
4090 * gimple-range-fold.cc (fold_using_range::range_of_range_op): Pass
4091 LHS range of condition to postfold routine.
4092 (fold_using_range::postfold_gcond_edges): Only process the TRUE or
4093 FALSE edge if the LHS range supports it being taken.
4094 * gimple-range-fold.h (postfold_gcond_edges): Add range parameter.
4096 2021-06-24 Andrew MacLeod <amacleod@redhat.com>
4098 * value-relation.cc (equiv_oracle::dump): Do not dump NULL blocks.
4099 (relation_oracle::find_relation_block): Check correct bitmap.
4100 (relation_oracle::dump): Do not dump NULL blocks.
4102 2021-06-24 Andrew MacLeod <amacleod@redhat.com>
4104 * gimple-range-cache.cc (ranger_cache::propagate_cache): Call
4105 range_on_edge instead of manually calculating.
4107 2021-06-24 Andrew MacLeod <amacleod@redhat.com>
4109 * range-op.cc: Fix comment.
4111 2021-06-24 Uroš Bizjak <ubizjak@gmail.com>
4114 * config/i386/i386-expand.c (ix86_expand_sse_unpack):
4115 Handle V8QI and V4HI modes.
4116 * config/i386/mmx.md (sse4_1_<any_extend:code>v4qiv4hi2):
4118 (sse4_1_<any_extend:code>v4qiv4hi2): Ditto.
4119 (mmxpackmode): New mode attribute.
4120 (vec_pack_trunc_<mmxpackmode:mode>): New expander.
4121 (mmxunpackmode): New mode attribute.
4122 (vec_unpacks_lo_<mmxunpackmode:mode>): New expander.
4123 (vec_unpacks_hi_<mmxunpackmode:mode>): Ditto.
4124 (vec_unpacku_lo_<mmxunpackmode:mode>): Ditto.
4125 (vec_unpacku_hi_<mmxunpackmode:mode>): Ditto.
4126 * config/i386/i386.md (extsuffix): Move from ...
4127 * config/i386/sse.md: ... here.
4129 2021-06-24 Eric Botcazou <ebotcazou@adacore.com>
4131 * dwarf2out.c (dwarf2out_assembly_start): Emit .file 0 marker here..
4132 (dwarf2out_finish): ...instead of here.
4134 2021-06-24 Eric Botcazou <ebotcazou@adacore.com>
4136 * configure.ac (--gdwarf-5 option): Use objdump instead of readelf.
4137 (working --gdwarf-4/--gdwarf-5 for all sources): Likewise.
4138 (--gdwarf-4 not refusing generated .debug_line): Adjust for Windows.
4139 * configure: Regenerate.
4141 2021-06-24 Richard Biener <rguenther@suse.de>
4143 * config/i386/sse.md (vec_addsubv4df3, vec_addsubv2df3,
4144 vec_addsubv8sf3, vec_addsubv4sf3): Merge into ...
4145 (vec_addsub<mode>3): ... using a new addsub_cst mode attribute.
4147 2021-06-24 Richard Biener <rguenther@suse.de>
4149 * config/i386/sse.md (avx_addsubv4df3): Rename to
4151 (avx_addsubv8sf3): Rename to vec_addsubv8sf3.
4152 (sse3_addsubv2df3): Rename to vec_addsubv2df3.
4153 (sse3_addsubv4sf3): Rename to vec_addsubv4sf3.
4154 * config/i386/i386-builtin.def: Adjust.
4155 * internal-fn.def (VEC_ADDSUB): New internal optab fn.
4156 * optabs.def (vec_addsub_optab): New optab.
4157 * tree-vect-slp-patterns.c (class addsub_pattern): New.
4158 (slp_patterns): Add addsub_pattern.
4159 * tree-vect-slp.c (vect_optimize_slp): Disable propagation
4160 across CFN_VEC_ADDSUB.
4161 * tree-vectorizer.h (vect_pattern::vect_pattern): Make
4163 * doc/md.texi (vec_addsub<mode>3): Document.
4165 2021-06-24 Jakub Jelinek <jakub@redhat.com>
4167 PR middle-end/101170
4168 * df-scan.c (df_ref_record): For paradoxical big-endian SUBREGs
4169 where regno + subreg_regno_offset wraps around use 0 as starting
4172 2021-06-24 Jakub Jelinek <jakub@redhat.com>
4174 PR middle-end/101172
4175 * stor-layout.c (finish_bitfield_representative): If nextf has
4176 error_mark_node type, set repr type to error_mark_node too.
4178 2021-06-24 Ilya Leoshkevich <iii@linux.ibm.com>
4180 * config/s390/s390.c (s390_function_profiler): Ignore labelno
4182 * config/s390/s390.h (NO_PROFILE_COUNTERS): Define.
4184 2021-06-24 Richard Biener <rguenther@suse.de>
4186 * tree-vect-slp.c (vect_optimize_slp): Do not propagate
4187 across operations that have different semantics on different
4190 2021-06-24 Jakub Jelinek <jakub@redhat.com>
4192 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): Document meaning for OpenMP.
4193 * gimplify.c (gimplify_scan_omp_clauses): For OpenMP map clauses
4194 with OMP_CLAUSE_MAP_IN_REDUCTION flag partially defer gimplification
4195 of non-decl OMP_CLAUSE_DECL. For OMP_CLAUSE_IN_REDUCTION on
4196 OMP_TARGET user outer_ctx instead of ctx for placeholders and
4197 initializer/combiner gimplification.
4198 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE_MAP_IN_REDUCTION
4199 on target constructs.
4200 (lower_rec_input_clauses): Likewise.
4201 (lower_omp_target): Likewise.
4202 * omp-expand.c (expand_omp_target): Temporarily ignore nowait clause
4203 on target if in_reduction is present.
4205 2021-06-24 Kewen Lin <linkw@linux.ibm.com>
4207 * tree-predcom.c (class pcom_worker): New class.
4208 (release_chain): Renamed to...
4209 (pcom_worker::release_chain): ...this.
4210 (release_chains): Renamed to...
4211 (pcom_worker::release_chains): ...this.
4212 (aff_combination_dr_offset): Renamed to...
4213 (pcom_worker::aff_combination_dr_offset): ...this.
4214 (determine_offset): Renamed to...
4215 (pcom_worker::determine_offset): ...this.
4216 (class comp_ptrs): New class.
4217 (split_data_refs_to_components): Renamed to...
4218 (pcom_worker::split_data_refs_to_components): ...this,
4219 and update with class comp_ptrs.
4220 (suitable_component_p): Renamed to...
4221 (pcom_worker::suitable_component_p): ...this.
4222 (filter_suitable_components): Renamed to...
4223 (pcom_worker::filter_suitable_components): ...this.
4224 (valid_initializer_p): Renamed to...
4225 (pcom_worker::valid_initializer_p): ...this.
4226 (find_looparound_phi): Renamed to...
4227 (pcom_worker::find_looparound_phi): ...this.
4228 (add_looparound_copies): Renamed to...
4229 (pcom_worker::add_looparound_copies): ...this.
4230 (determine_roots_comp): Renamed to...
4231 (pcom_worker::determine_roots_comp): ...this.
4232 (determine_roots): Renamed to...
4233 (pcom_worker::determine_roots): ...this.
4234 (single_nonlooparound_use): Renamed to...
4235 (pcom_worker::single_nonlooparound_use): ...this.
4236 (remove_stmt): Renamed to...
4237 (pcom_worker::remove_stmt): ...this.
4238 (execute_pred_commoning_chain): Renamed to...
4239 (pcom_worker::execute_pred_commoning_chain): ...this.
4240 (execute_pred_commoning): Renamed to...
4241 (pcom_worker::execute_pred_commoning): ...this.
4242 (struct epcc_data): New member worker.
4243 (execute_pred_commoning_cbck): Call execute_pred_commoning
4244 with pcom_worker pointer.
4245 (find_use_stmt): Renamed to...
4246 (pcom_worker::find_use_stmt): ...this.
4247 (find_associative_operation_root): Renamed to...
4248 (pcom_worker::find_associative_operation_root): ...this.
4249 (find_common_use_stmt): Renamed to...
4250 (pcom_worker::find_common_use_stmt): ...this.
4251 (combinable_refs_p): Renamed to...
4252 (pcom_worker::combinable_refs_p): ...this.
4253 (reassociate_to_the_same_stmt): Renamed to...
4254 (pcom_worker::reassociate_to_the_same_stmt): ...this.
4255 (stmt_combining_refs): Renamed to...
4256 (pcom_worker::stmt_combining_refs): ...this.
4257 (combine_chains): Renamed to...
4258 (pcom_worker::combine_chains): ...this.
4259 (try_combine_chains): Renamed to...
4260 (pcom_worker::try_combine_chains): ...this.
4261 (prepare_initializers_chain): Renamed to...
4262 (pcom_worker::prepare_initializers_chain): ...this.
4263 (prepare_initializers): Renamed to...
4264 (pcom_worker::prepare_initializers): ...this.
4265 (prepare_finalizers_chain): Renamed to...
4266 (pcom_worker::prepare_finalizers_chain): ...this.
4267 (prepare_finalizers): Renamed to...
4268 (pcom_worker::prepare_finalizers): ...this.
4269 (tree_predictive_commoning_loop): Renamed to...
4270 (pcom_worker::tree_predictive_commoning_loop): ...this, adjust
4271 some calls and remove some cleanup code.
4272 (tree_predictive_commoning): Adjusted to use pcom_worker instance.
4273 (static variable looparound_phis): Remove.
4274 (static variable name_expansions): Remove.
4276 2021-06-24 Richard Biener <rguenther@suse.de>
4278 * tree-vect-slp.c (slpg_vertex): New struct.
4279 (vect_slp_build_vertices): Adjust.
4280 (vect_optimize_slp): Likewise. Maintain an outgoing permute
4281 and a materialized one.
4283 2021-06-24 Richard Biener <rguenther@suse.de>
4285 PR tree-optimization/101105
4286 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
4287 Only ignore steps when they are equal or scalar order is preserved.
4289 2021-06-24 liuhongt <hongtao.liu@intel.com>
4292 * config/i386/i386-expand.c (ix86_expand_vec_interleave):
4293 Adjust comments for ix86_expand_vecop_qihi2.
4294 (ix86_expand_vecmul_qihi): Renamed to ..
4295 (ix86_expand_vecop_qihi2): Adjust function prototype to
4296 support shift operation, add static to definition.
4297 (ix86_expand_vec_shift_qihi_constant): Add static to definition.
4298 (ix86_expand_vecop_qihi): Call ix86_expand_vecop_qihi2 and
4299 ix86_expand_vec_shift_qihi_constant.
4300 * config/i386/i386-protos.h (ix86_expand_vecmul_qihi): Deleted.
4301 (ix86_expand_vec_shift_qihi_constant): Deleted.
4302 * config/i386/sse.md (VI12_256_512_AVX512VL): New mode
4304 (mulv8qi3): Call ix86_expand_vecop_qihi directly, add
4305 condition TARGET_64BIT.
4306 (mul<mode>3): Ditto.
4307 (<insn><mode>3): Ditto.
4308 (vlshr<mode>3): Extend to support avx512 vlshr.
4309 (v<insn><mode>3): New expander for
4311 (v<insn>v8qi3): Ditto.
4312 (vashrv8hi3<mask_name>): Renamed to ..
4313 (vashr<mode>3): And extend to support V16QImode for avx512.
4314 (vashrv16qi3): Deleted.
4315 (vashrv2di3<mask_name>): Extend expander to support avx512
4318 2021-06-23 Dimitar Dimitrov <dimitar@dinux.eu>
4320 * doc/lto.texi (Design Overview): Update that slim objects are
4323 2021-06-23 Aaron Sawdey <acsawdey@linux.ibm.com>
4325 * config/rs6000/rs6000-cpus.def: Take OPTION_MASK_PCREL_OPT out
4326 of OTHER_POWER10_MASKS so it will not be enabled by default.
4328 2021-06-23 Richard Biener <rguenther@suse.de>
4329 Martin Jambor <mjambor@suse.cz>
4331 * tree-inline.c (setup_one_parameter): Set TREE_READONLY of the
4332 param replacement unconditionally. Adjust comment.
4334 2021-06-23 Andrew MacLeod <amacleod@redhat.com>
4336 * Makefile.in (OBJS): Add gimple-range-fold.o
4337 * gimple-range-fold.cc: New.
4338 * gimple-range-fold.h: New.
4339 * gimple-range-gori.cc (gimple_range_calc_op1): Move to here.
4340 (gimple_range_calc_op2): Ditto.
4341 * gimple-range-gori.h: Move prototypes to here.
4342 * gimple-range.cc: Adjust include files.
4343 (fur_source:fur_source): Relocate to gimple-range-fold.cc.
4344 (fur_source::get_operand): Ditto.
4345 (fur_source::get_phi_operand): Ditto.
4346 (fur_source::query_relation): Ditto.
4347 (fur_source::register_relation): Ditto.
4348 (class fur_edge): Ditto.
4349 (fur_edge::fur_edge): Ditto.
4350 (fur_edge::get_operand): Ditto.
4351 (fur_edge::get_phi_operand): Ditto.
4352 (fur_stmt::fur_stmt): Ditto.
4353 (fur_stmt::get_operand): Ditto.
4354 (fur_stmt::get_phi_operand): Ditto.
4355 (fur_stmt::query_relation): Ditto.
4356 (class fur_depend): Relocate to gimple-range-fold.h.
4357 (fur_depend::fur_depend): Relocate to gimple-range-fold.cc.
4358 (fur_depend::register_relation): Ditto.
4359 (fur_depend::register_relation): Ditto.
4360 (class fur_list): Ditto.
4361 (fur_list::fur_list): Ditto.
4362 (fur_list::get_operand): Ditto.
4363 (fur_list::get_phi_operand): Ditto.
4364 (fold_range): Ditto.
4365 (adjust_pointer_diff_expr): Ditto.
4366 (gimple_range_adjustment): Ditto.
4367 (gimple_range_base_of_assignment): Ditto.
4368 (gimple_range_operand1): Ditto.
4369 (gimple_range_operand2): Ditto.
4370 (gimple_range_calc_op1): Relocate to gimple-range-gori.cc.
4371 (gimple_range_calc_op2): Ditto.
4372 (fold_using_range::fold_stmt): Relocate to gimple-range-fold.cc.
4373 (fold_using_range::range_of_range_op): Ditto.
4374 (fold_using_range::range_of_address): Ditto.
4375 (fold_using_range::range_of_phi): Ditto.
4376 (fold_using_range::range_of_call): Ditto.
4377 (fold_using_range::range_of_builtin_ubsan_call): Ditto.
4378 (fold_using_range::range_of_builtin_call): Ditto.
4379 (fold_using_range::range_of_cond_expr): Ditto.
4380 (fold_using_range::range_of_ssa_name_with_loop_info): Ditto.
4381 (fold_using_range::relation_fold_and_or): Ditto.
4382 (fold_using_range::postfold_gcond_edges): Ditto.
4383 * gimple-range.h: Add gimple-range-fold.h to include files. Change
4384 GIMPLE_RANGE_STMT_H to GIMPLE_RANGE_H.
4385 (gimple_range_handler): Relocate to gimple-range-fold.h.
4386 (gimple_range_ssa_p): Ditto.
4387 (range_compatible_p): Ditto.
4388 (class fur_source): Ditto.
4389 (class fur_stmt): Ditto.
4390 (class fold_using_range): Ditto.
4391 (gimple_range_calc_op1): Relocate to gimple-range-gori.h
4392 (gimple_range_calc_op2): Ditto.
4394 2021-06-23 Andrew MacLeod <amacleod@redhat.com>
4396 PR tree-optimization/101148
4397 PR tree-optimization/101014
4398 * gimple-range-cache.cc (ranger_cache::ranger_cache): Adjust.
4399 (ranger_cache::~ranger_cache): Adjust.
4400 (ranger_cache::block_range): Check if propagation disallowed.
4401 (ranger_cache::propagate_cache): Disallow propagation if new value
4402 can't be stored properly.
4403 * gimple-range-cache.h (ranger_cache::m_propfail): New member.
4405 2021-06-23 Andrew MacLeod <amacleod@redhat.com>
4407 * gimple-range-cache.cc (class ssa_block_ranges): Adjust prototype.
4408 (sbr_vector::set_bb_range): Return true.
4409 (class sbr_sparse_bitmap): Adjust.
4410 (sbr_sparse_bitmap::set_bb_range): Return value.
4411 (block_range_cache::set_bb_range): Return value.
4412 (ranger_cache::propagate_cache): Use return value to print msg.
4413 * gimple-range-cache.h (class block_range_cache): Adjust.
4415 2021-06-23 Andrew MacLeod <amacleod@redhat.com>
4417 * gimple-range.cc (dump_bb): Use range_on_edge from the cache.
4419 2021-06-23 Jeff Law <jeffreyalaw@gmail.com>
4421 * config/h8300/logical.md (<code><mode>3<ccnz>): Use <cczn>
4422 so this pattern can be used for test/compare removal. Pass
4423 current insn to compute_logical_op_length and output_logical_op.
4424 * config/h8300/h8300.c (compute_logical_op_cc): Remove.
4425 (h8300_and_costs): Add argument to compute_logical_op_length.
4426 (output_logical_op): Add new argument. Use it to determine if the
4427 condition codes are used and adjust the output accordingly.
4428 (compute_logical_op_length): Add new argument and update length
4429 computations when condition codes are used.
4430 * config/h8300/h8300-protos.h (compute_logical_op_length): Update
4432 (output_logical_op): Likewise.
4434 2021-06-23 Uroš Bizjak <ubizjak@gmail.com>
4437 * config/i386/i386-expand.c (expand_vec_perm_pshufb):
4438 Handle 64bit modes for TARGET_XOP. Use indirect gen_* functions.
4439 * config/i386/mmx.md (mmx_ppermv64): New insn pattern.
4440 * config/i386/i386.md (unspec): Move UNSPEC_XOP_PERMUTE from ...
4441 * config/i386/sse.md (unspec): ... here.
4443 2021-06-23 Martin Liska <mliska@suse.cz>
4446 * optc-save-gen.awk: Put back arm_fp16_format to
4449 2021-06-23 Uroš Bizjak <ubizjak@gmail.com>
4452 * config/i386/i386.md (bsr_rex64): Add zero-flag setting RTX.
4455 (clz<mode>2): Update RTX pattern for additions.
4457 2021-06-23 Jakub Jelinek <jakub@redhat.com>
4459 PR middle-end/101167
4460 * omp-low.c (lower_omp_regimplify_p): Regimplify also PARM_DECLs
4461 and RESULT_DECLs that have DECL_HAS_VALUE_EXPR_P set.
4463 2021-06-22 Sergei Trofimovich <siarheit@google.com>
4465 * doc/rtl.texi: drop unbalanced parenthesis.
4467 2021-06-22 Richard Biener <rguenther@suse.de>
4469 PR middle-end/101156
4470 * gimplify.c (gimplify_expr): Remove premature incorrect
4473 2021-06-22 Jakub Jelinek <jakub@redhat.com>
4475 PR tree-optimization/101159
4476 * tree-vect-patterns.c (vect_recog_popcount_pattern): Fix some
4479 2021-06-22 Jakub Jelinek <jakub@redhat.com>
4481 PR middle-end/101160
4482 * function.c (assign_parms): For decl_result with TYPE_EMPTY_P type
4483 clear crtl->return_rtx instead of keeping it referencing a pseudo.
4485 2021-06-22 Jakub Jelinek <jakub@redhat.com>
4486 Andrew Pinski <apinski@marvell.com>
4488 PR tree-optimization/101162
4489 * fold-const.c (range_check_type): Handle OFFSET_TYPE like pointer
4492 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
4494 * range-op.cc (range_relational_tests): New.
4495 (range_op_tests): Call range_relational_tests.
4497 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
4499 * range-op.cc (operator_cast::lhs_op1_relation): New.
4500 (operator_identity::lhs_op1_relation): Mew.
4502 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
4504 * range-op.cc (operator_minus::op1_op2_relation_effect): New.
4506 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
4508 * range-op.cc (operator_plus::lhs_op1_relation): New.
4509 (operator_plus::lhs_op2_relation): New.
4511 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
4513 * gimple-range-cache.cc (ranger_cache::ranger_cache): Create a
4514 relation_oracle if dominators exist.
4515 (ranger_cache::~ranger_cache): Dispose of oracle.
4516 (ranger_cache::dump_bb): Dump oracle.
4517 * gimple-range.cc (fur_source::fur_source): New.
4518 (fur_source::get_operand): Use mmeber query.
4519 (fur_source::get_phi_operand): Use member_query.
4520 (fur_source::query_relation): New.
4521 (fur_source::register_dependency): Delete.
4522 (fur_source::register_relation): New.
4523 (fur_edge::fur_edge): Adjust.
4524 (fur_edge::get_phi_operand): Fix comment.
4525 (fur_edge::query): Delete.
4526 (fur_stmt::fur_stmt): Adjust.
4527 (fur_stmt::query): Delete.
4528 (fur_depend::fur_depend): Adjust.
4529 (fur_depend::register_relation): New.
4530 (fur_depend::register_relation): New.
4531 (fur_list::fur_list): Adjust.
4532 (fur_list::get_operand): Use member query.
4533 (fold_using_range::range_of_range_op): Process and query relations.
4534 (fold_using_range::range_of_address): Adjust dependency call.
4535 (fold_using_range::range_of_phi): Ditto.
4536 (gimple_ranger::gimple_ranger): New. Use ranger_ache oracle.
4537 (fold_using_range::relation_fold_and_or): New.
4538 (fold_using_range::postfold_gcond_edges): New.
4539 * gimple-range.h (class gimple_ranger): Adjust.
4540 (class fur_source): Adjust members.
4541 (class fur_stmt): Ditto.
4542 (class fold_using_range): Ditto.
4544 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
4546 * range-op.cc (range_operator::wi_fold): Apply relation effect.
4547 (range_operator::fold_range): Adjust and apply relation effect.
4548 (*::fold_range): Add relation parameters.
4549 (*::op1_range): Ditto.
4550 (*::op2_range): Ditto.
4551 (range_operator::lhs_op1_relation): New.
4552 (range_operator::lhs_op2_relation): New.
4553 (range_operator::op1_op2_relation): New.
4554 (range_operator::op1_op2_relation_effect): New.
4555 (relop_early_resolve): New.
4556 (operator_equal::op1_op2_relation): New.
4557 (operator_equal::fold_range): Call relop_early_resolve.
4558 (operator_not_equal::op1_op2_relation): New.
4559 (operator_not_equal::fold_range): Call relop_early_resolve.
4560 (operator_lt::op1_op2_relation): New.
4561 (operator_lt::fold_range): Call relop_early_resolve.
4562 (operator_le::op1_op2_relation): New.
4563 (operator_le::fold_range): Call relop_early_resolve.
4564 (operator_gt::op1_op2_relation): New.
4565 (operator_gt::fold_range): Call relop_early_resolve.
4566 (operator_ge::op1_op2_relation): New.
4567 (operator_ge::fold_range): Call relop_early_resolve.
4568 * range-op.h (class range_operator): Adjust parameters and methods.
4570 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
4572 * Makefile.in (OBJS): Add value-relation.o.
4573 * gimple-range.h: Adjust include files.
4574 * tree-data-ref.c: Adjust include file order.
4575 * value-query.cc (range_query::get_value_range): Default to no oracle.
4576 (range_query::query_relation): New.
4577 (range_query::query_relation): New.
4578 * value-query.h (class range_query): Adjust.
4579 * value-relation.cc: New.
4580 * value-relation.h: New.
4582 2021-06-22 Richard Biener <rguenther@suse.de>
4584 PR tree-optimization/101151
4585 * tree-ssa-sink.c (statement_sink_location): Expand irreducible
4588 2021-06-22 Jojo R <rjiejie@linux.alibaba.com>
4590 * config/riscv/riscv.c (thead_c906_tune_info): New.
4591 (riscv_tune_info_table): Use new tune.
4593 2021-06-22 Richard Biener <rguenther@suse.de>
4595 PR tree-optimization/101158
4596 * tree-vect-slp.c (vect_build_slp_tree_1): Move same operand
4597 checking after checking for matching operation.
4599 2021-06-22 Richard Biener <rguenther@suse.de>
4601 PR tree-optimization/101159
4602 * tree-vect-patterns.c (vect_recog_popcount_pattern): Add
4603 missing NULL vectype check.
4605 2021-06-22 Richard Biener <rguenther@suse.de>
4607 PR tree-optimization/101154
4608 * tree-vect-slp.c (vect_build_slp_tree_2): Fix out-of-bound access.
4610 2021-06-22 Jakub Jelinek <jakub@redhat.com>
4613 * config/i386/i386-protos.h (ix86_last_zero_store_uid): Declare.
4614 * config/i386/i386-expand.c (ix86_last_zero_store_uid): New variable.
4615 * config/i386/i386.c (ix86_expand_prologue): Clear it.
4616 * config/i386/i386.md (peephole2s for 1/2/4 stores of const0_rtx):
4617 Remove "" from match_operand. Emit new insns using emit_move_insn and
4618 set ix86_last_zero_store_uid to INSN_UID of the last store.
4619 Add peephole2s for 1/2/4 stores of const0_rtx following previous
4622 2021-06-22 Martin Liska <mliska@suse.cz>
4624 * auto-profile.c (AUTO_PROFILE_VERSION): Bump as string format
4627 2021-06-22 Martin Liska <mliska@suse.cz>
4629 * gcov-io.h: Remove padding entries.
4631 2021-06-22 liuhongt <hongtao.liu@intel.com>
4633 PR tree-optimization/97770
4634 * tree-vect-patterns.c (vect_recog_popcount_pattern):
4636 (vect_recog_func vect_vect_recog_func_ptrs): Add new pattern.
4638 2021-06-22 liuhongt <hongtao.liu@intel.com>
4641 * config/i386/i386-builtin.def (BDESC): Adjust builtin name.
4642 * config/i386/sse.md (<avx512>_expand<mode>_mask): Rename to ..
4643 (expand<mode>_mask): this ..
4644 (*expand<mode>_mask): New pre_reload splitter to transform
4645 v{,p}expand* to vmov* when mask is zero, all ones, or has all
4646 ones in it's lower part, otherwise still generate
4649 2021-06-22 liuhongt <hongtao.liu@intel.com>
4652 * config/i386/i386-expand.c
4653 (ix86_expand_special_args_builtin): Keep constm1_operand only
4654 if it satisfies insn's operand predicate.
4656 2021-06-21 Jason Merrill <jason@redhat.com>
4659 * df-scan.c (df_ref_record): Check that regno < endregno.
4660 * function.c (assign_parms, expand_function_end): Do nothing with a
4661 TYPE_EMPTY_P result.
4663 2021-06-21 Richard Biener <rguenther@suse.de>
4665 PR tree-optimization/101120
4666 * tree-vect-data-refs.c (bump_vector_ptr): Fold the
4668 * tree-vect-slp.c (vect_transform_slp_perm_load): Add
4669 DR chain DCE capability.
4670 * tree-vectorizer.h (vect_transform_slp_perm_load): Adjust.
4671 * tree-vect-stmts.c (vectorizable_load): Remove unused
4672 loads in the DR chain for SLP.
4674 2021-06-21 Jakub Jelinek <jakub@redhat.com>
4676 PR inline-asm/100785
4677 * gimplify.c (gimplify_asm_expr): Don't diagnose errors if
4678 output or input operands were already error_mark_node.
4679 * cfgexpand.c (expand_asm_stmt): If errors are emitted,
4680 remove all inputs, outputs and clobbers from the asm and
4683 2021-06-21 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
4685 * config/arm/arm_neon.h (vceq_s8): Replace builtin with __a == __b.
4686 (vceq_s16): Likewise.
4687 (vceq_s32): Likewise.
4688 (vceq_u8): Likewise.
4689 (vceq_u16): Likewise.
4690 (vceq_u32): Likewise.
4691 (vceq_p8): Likewise.
4692 (vceqq_s8): Likewise.
4693 (vceqq_s16): Likewise.
4694 (vceqq_s32): Likewise.
4695 (vceqq_u8): Likewise.
4696 (vceqq_u16): Likewise.
4697 (vceqq_u32): Likewise.
4698 (vceqq_p8): Likewise.
4699 (vceq_f32): Gate __a == __b on __FAST_MATH__.
4700 (vceqq_f32): Likewise.
4701 (vceq_f16): Likewise.
4702 (vceqq_f16): Likewise.
4704 2021-06-21 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
4707 * config/arm/iterators.md (NEON_VACMP): Remove.
4708 * config/arm/neon.md (neon_vca<cmp_op><mode>): Use GLTE instead of GTGE
4710 (neon_vca<cmp_op><mode>_insn): Likewise.
4711 (neon_vca<cmp_op_unsp><mode>_insn_unspec): Use NEON_VAGLTE instead of
4714 2021-06-21 Richard Biener <rguenther@suse.de>
4716 PR tree-optimization/101121
4717 * tree-vect-slp.c (vect_build_slp_tree_2): To not fail fatally
4718 when we just lack a stmt with the desired op when doing permutation.
4719 (vect_build_slp_tree): When caching a failed SLP build attempt
4720 assert that at least one lane is marked as not matching.
4722 2021-06-21 liuhongt <hongtao.liu@intel.com>
4725 * config/i386/i386.md: (*anddi_1): Disparage slightly the mask
4726 register alternative.
4727 (*and<mode>_1): Ditto.
4729 (*andn<mode>_1): Ditto.
4730 (*<code><mode>_1): Ditto.
4731 (*<code>qi_1): Ditto.
4732 (*one_cmpl<mode>2_1): Ditto.
4733 (*one_cmplsi2_1_zext): Ditto.
4734 (*one_cmplqi2_1): Ditto.
4735 * config/i386/i386.c (x86_order_regs_for_local_alloc): Change
4736 the order of mask registers to be before general registers.
4738 2021-06-21 Roger Sayle <roger@nextmovesoftware.com>
4741 * config/i386/i386.md: New define_peephole2s to shrink writing
4742 1, 2 or 4 consecutive zeros to memory when optimizing for size.
4744 2021-06-18 Jeff Law <jeffreyalaw@gmail.com>
4746 * config/h8300/h8300.c (h8300_select_cc_mode): Handle SYMBOL_REF.
4747 * config/h8300/logical.md (<code><mode>3 logcial expander): Generate
4748 more efficient code when the source can be trivially simplified.
4750 2021-06-18 Andrew MacLeod <amacleod@redhat.com>
4752 * gimple-range-cache.cc (ranger_cache::range_of_def): Calculate
4753 a range if global is not available.
4754 (ranger_cache::entry_range): Fallback to range_of_def.
4755 * gimple-range-cache.h (range_of_def): Adjust prototype.
4757 2021-06-18 Andrew MacLeod <amacleod@redhat.com>
4759 PR tree-optimization/101014
4760 * gimple-range-cache.cc (ranger_cache::ranger_cache): Remove poor
4762 (ranger_cache::~ranger_cache): Ditto.
4763 (ranger_cache::enable_new_values): Delete.
4764 (ranger_cache::push_poor_value): Delete.
4765 (ranger_cache::range_of_def): Remove poor value processing.
4766 (ranger_cache::entry_range): Ditto.
4767 (ranger_cache::fill_block_cache): Ditto.
4768 * gimple-range-cache.h (class ranger_cache): Remove poor value members.
4769 * gimple-range.cc (gimple_ranger::range_of_expr): Remove call.
4770 * gimple-range.h (class gimple_ranger): Adjust.
4772 2021-06-18 Srinath Parvathaneni <srinath.parvathaneni@arm.com>
4775 * common/config/arm/arm-common.c (arm_canon_arch_option_1): New function
4776 derived from arm_canon_arch.
4777 (arm_canon_arch_option): Call it.
4778 (arm_canon_arch_multilib_option): New function.
4779 * config/arm/arm-cpus.in (IGNORE_FOR_MULTILIB): New fgroup.
4780 * config/arm/arm.h (arm_canon_arch_multilib_option): New prototype.
4781 (CANON_ARCH_MULTILIB_SPEC_FUNCTION): New macro.
4782 (MULTILIB_ARCH_CANONICAL_SPECS): New macro.
4783 (DRIVER_SELF_SPECS): Add MULTILIB_ARCH_CANONICAL_SPECS.
4784 * config/arm/arm.opt (mlibarch): New option.
4785 * config/arm/t-rmprofile (MULTILIB_MATCHES): For armv8*-m, replace use
4786 of march on RHS with mlibarch.
4788 2021-06-18 Marcel Vollweiler <marcel@codesourcery.com>
4790 * config.in: Regenerate.
4791 * config/gcn/gcn.c (print_operand_address): Fix for global_load assembler
4793 * configure: Regenerate.
4794 * configure.ac: Fix for global_load assembler functions.
4796 2021-06-18 Richard Biener <rguenther@suse.de>
4798 PR tree-optimization/101112
4799 * tree-vect-slp.c (vect_slp_linearize_chain): Fix condition
4800 to lookup a pattern stmt def.
4802 2021-06-18 Jakub Jelinek <jakub@redhat.com>
4804 PR middle-end/101062
4805 * stor-layout.c (finish_bitfield_layout): Don't add bitfield
4806 representatives in QUAL_UNION_TYPE.
4808 2021-06-18 Andrew Pinski <apinski@marvell.com>
4810 * tree-ssa-phiopt.c (replace_phi_edge_with_variable):
4811 Add counting of how many times it is done.
4812 (factor_out_conditional_conversion): Likewise.
4813 (match_simplify_replacement): Likewise.
4814 (value_replacement): Likewise.
4815 (spaceship_replacement): Likewise.
4816 (cond_store_replacement): Likewise.
4817 (cond_if_else_store_replacement_1): Likewise.
4818 (hoist_adjacent_loads): Likewise.
4820 2021-06-18 Andrew Pinski <apinski@marvell.com>
4822 * tree-cfg.c (verify_gimple_assign_unary): Reject point and offset
4823 types on NEGATE_EXPR, ABS_EXPR, BIT_NOT_EXPR, PAREN_EXPR and CNONJ_EXPR.
4824 (verify_gimple_assign_binary): Reject point and offset types on
4825 MULT_EXPR, MULT_HIGHPART_EXPR, TRUNC_DIV_EXPR, CEIL_DIV_EXPR,
4826 FLOOR_DIV_EXPR, ROUND_DIV_EXPR, TRUNC_MOD_EXPR, CEIL_MOD_EXPR,
4827 FLOOR_MOD_EXPR, ROUND_MOD_EXPR, RDIV_EXPR, and EXACT_DIV_EXPR.
4829 2021-06-18 Michael Meissner <meissner@linux.ibm.com>
4831 * config/rs6000/rs6000.c (rs6000_emit_minmax): Add support for ISA
4832 3.1 IEEE 128-bit floating point xsmaxcqp/xsmincqp instructions.
4833 * config/rs6000/rs6000.md (s<minmax><mode>3, IEEE128 iterator):
4836 2021-06-17 Aaron Sawdey <acsawdey@linux.ibm.com>
4838 * config/rs6000/genfusion.pl (gen_logical_addsubf): Add
4839 earlyclobber to alts 0/1.
4840 (gen_addadd): Add earlyclobber to alts 0/1.
4841 * config/rs6000/fusion.md: Regenerate file.
4843 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
4845 * cfgloopanal.c (get_loop_hot_path): Make path an auto_vec.
4847 2021-06-17 Andrew MacLeod <amacleod@redhat.com>
4849 * gimple-range-cache.cc: Comment cleanups.
4850 * gimple-range-gori.cc: Comment cleanups.
4851 * gimple-range.cc: Comment/spacing cleanups
4852 * value-range.h: Comment cleanups.
4854 2021-06-17 H.J. Lu <hjl.tools@gmail.com>
4857 * calls.c (expand_call): Replace PUSH_ARGS with
4858 targetm.calls.push_argument (0).
4859 (emit_library_call_value_1): Likewise.
4860 * defaults.h (PUSH_ARGS): Removed.
4861 (PUSH_ARGS_REVERSED): Replace PUSH_ARGS with
4862 targetm.calls.push_argument (0).
4863 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
4864 (emit_push_insn): Pass the number bytes to push to
4865 targetm.calls.push_argument and pass 0 if ARGS_ADDR is 0.
4866 * hooks.c (hook_bool_uint_true): New.
4867 * hooks.h (hook_bool_uint_true): Likewise.
4868 * rtlanal.c (nonzero_bits1): Replace PUSH_ARGS with
4869 targetm.calls.push_argument (0).
4870 * target.def (push_argument): Add a targetm.calls hook.
4871 * targhooks.c (default_push_argument): New.
4872 * targhooks.h (default_push_argument): Likewise.
4873 * config/bpf/bpf.h (PUSH_ARGS): Removed.
4874 * config/cr16/cr16.c (TARGET_PUSH_ARGUMENT): New.
4875 * config/cr16/cr16.h (PUSH_ARGS): Removed.
4876 * config/i386/i386.c (ix86_push_argument): New.
4877 (TARGET_PUSH_ARGUMENT): Likewise.
4878 * config/i386/i386.h (PUSH_ARGS): Removed.
4879 * config/m32c/m32c.c (TARGET_PUSH_ARGUMENT): New.
4880 * config/m32c/m32c.h (PUSH_ARGS): Removed.
4881 * config/nios2/nios2.h (PUSH_ARGS): Likewise.
4882 * config/pru/pru.h (PUSH_ARGS): Likewise.
4883 * doc/tm.texi.in: Remove PUSH_ARGS documentation. Add
4884 TARGET_PUSH_ARGUMENT hook.
4885 * doc/tm.texi: Regenerated.
4887 2021-06-17 Uroš Bizjak <ubizjak@gmail.com>
4890 * config/i386/i386-expand.c (expand_vector_set_var):
4891 Handle V2FS mode remapping. Pass TARGET_MMX_WITH_SSE to
4892 ix86_expand_vector_init_duplicate.
4893 (ix86_expand_vector_init_duplicate): Emit insv_1 for
4894 QImode for !TARGET_PARTIAL_REG_STALL.
4895 * config/i386/predicates.md (vec_setm_mmx_operand): New predicate.
4896 * config/i386/mmx.md (vec_setv2sf): Use vec_setm_mmx_operand
4897 as operand 2 predicate. Call ix86_expand_vector_set_var
4898 for non-constant index operand.
4899 (vec_setv2si): Ditto.
4900 (vec_setv4hi): Ditto.
4901 (vec_setv8qi): ditto.
4903 2021-06-17 Aldy Hernandez <aldyh@redhat.com>
4905 PR tree-optimization/100790
4906 * gimple-range.cc (range_of_builtin_call): Cleanup clz and ctz
4909 2021-06-17 Martin Liska <mliska@suse.cz>
4911 * doc/invoke.texi: Use consistently -O1 instead of -O.
4913 2021-06-17 Martin Liska <mliska@suse.cz>
4915 * gcov-io.h: Update documentation entry about string format.
4917 2021-06-17 Marius Hillenbrand <mhillen@linux.ibm.com>
4920 * config/s390/vecintrin.h (vec_doublee): Fix to use
4921 __builtin_s390_vflls.
4922 (vec_floate): Fix to use __builtin_s390_vflrd.
4924 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
4926 * dominance.c (get_dominated_to_depth): Return auto_vec<basic_block>.
4927 * dominance.h (get_dominated_to_depth): Likewise.
4928 (get_all_dominated_blocks): Likewise.
4929 * cfgcleanup.c (delete_unreachable_blocks): Adjust.
4930 * gcse.c (hoist_code): Likewise.
4931 * tree-cfg.c (remove_edge_and_dominated_blocks): Likewise.
4932 * tree-parloops.c (oacc_entry_exit_ok): Likewise.
4933 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
4934 * tree-ssa-phiprop.c (pass_phiprop::execute): Likewise.
4936 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
4938 * dominance.c (get_dominated_by_region): Return auto_vec<basic_block>.
4939 * dominance.h (get_dominated_by_region): Likewise.
4940 * tree-cfg.c (gimple_duplicate_sese_region): Adjust.
4941 (gimple_duplicate_sese_tail): Likewise.
4942 (move_sese_region_to_fn): Likewise.
4944 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
4946 * dominance.c (get_dominated_by): Return auto_vec<basic_block>.
4947 * dominance.h (get_dominated_by): Likewise.
4948 * auto-profile.c (afdo_find_equiv_class): Adjust.
4949 * cfgloopmanip.c (duplicate_loop_to_header_edge): Likewise.
4950 * loop-unroll.c (unroll_loop_runtime_iterations): Likewise.
4951 * tree-cfg.c (test_linear_chain): Likewise.
4952 (test_diamond): Likewise.
4954 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
4956 * cfgloop.h (get_loop_hot_path): Return auto_vec<basic_block>.
4957 * cfgloopanal.c (get_loop_hot_path): Likewise.
4958 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise.
4960 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
4962 * cgraph.c (cgraph_node::collect_callers): Return
4963 auto_vec<cgraph_edge *>.
4964 * cgraph.h (cgraph_node::collect_callers): Likewise.
4965 * ipa-cp.c (create_specialized_node): Adjust.
4966 (decide_about_value): Likewise.
4967 (decide_whether_version_node): Likewise.
4968 * ipa-sra.c (process_isra_node_results): Likewise.
4970 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
4972 * vec.h (vl_ptr>::using_auto_storage): Handle null m_vec.
4973 (auto_vec<T, 0>::auto_vec): Define move constructor, and delete copy
4975 (auto_vec<T, 0>::operator=): Define move assignment and delete copy
4978 2021-06-17 Aldy Hernandez <aldyh@redhat.com>
4980 * gimple-range.cc (debug_seed_ranger): New.
4982 (debug_ranger): New.
4984 2021-06-17 Richard Biener <rguenther@suse.de>
4986 PR tree-optimization/54400
4987 * tree-vectorizer.h (enum slp_instance_kind): Add
4988 slp_inst_kind_bb_reduc.
4989 (reduction_fn_for_scalar_code): Declare.
4990 * tree-vect-data-refs.c (vect_slp_analyze_instance_dependence):
4991 Check SLP_INSTANCE_KIND instead of looking at the
4993 (vect_slp_analyze_instance_alignment): Likewise.
4994 * tree-vect-loop.c (reduction_fn_for_scalar_code): Export.
4995 * tree-vect-slp.c (vect_slp_linearize_chain): Split out
4996 chain linearization from vect_build_slp_tree_2 and generalize
4997 for the use of BB reduction vectorization.
4998 (vect_build_slp_tree_2): Adjust accordingly.
4999 (vect_optimize_slp): Elide permutes at the root of BB reduction
5001 (vectorizable_bb_reduc_epilogue): New function.
5002 (vect_slp_prune_covered_roots): Likewise.
5003 (vect_slp_analyze_operations): Use them.
5004 (vect_slp_check_for_constructors): Recognize associatable
5005 chains for BB reduction vectorization.
5006 (vectorize_slp_instance_root_stmt): Generate code for the
5007 BB reduction epilogue.
5009 2021-06-17 Andrew MacLeod <amacleod@redhat.com>
5011 * gimple-range-gori.cc (gori_compute::has_edge_range_p): Check with
5013 (gori_compute::may_recompute_p): New.
5014 (gori_compute::outgoing_edge_range_p): Perform recomputations.
5015 * gimple-range-gori.h (class gori_compute): Add prototype.
5017 2021-06-17 Andrew MacLeod <amacleod@redhat.com>
5019 * gimple-range-cache.cc (ranger_cache::range_on_edge): Always return
5020 true when a range can be calculated.
5021 * gimple-range.cc (gimple_ranger::dump_bb): Check has_edge_range_p.
5023 2021-06-16 Martin Sebor <msebor@redhat.com>
5025 * doc/invoke.texi (-Wmismatched-dealloc, -Wmismatched-new-delete):
5026 Correct documented defaults.
5028 2021-06-16 Andrew MacLeod <amacleod@redhat.com>
5030 * gimple-range-cache.cc (ranger_cache::ranger_cache): Initialize
5031 m_new_value_p directly.
5033 2021-06-16 Uroš Bizjak <ubizjak@gmail.com>
5036 * config/i386/i386-expand.c (expand_vec_perm_2perm_pblendv):
5037 Handle 64bit modes for TARGET_SSE4_1.
5038 (expand_vec_perm_pshufb2): Handle 64bit modes for TARGET_SSSE3.
5039 (expand_vec_perm_even_odd_pack): Handle V4HI mode.
5040 (expand_vec_perm_even_odd_1) <case E_V4HImode>: Expand via
5041 expand_vec_perm_pshufb2 for TARGET_SSSE3 and via
5042 expand_vec_perm_even_odd_pack for TARGET_SSE4_1.
5043 * config/i386/mmx.md (mmx_packusdw): New insn pattern.
5045 2021-06-16 Jonathan Wright <jonathan.wright@arm.com>
5047 * config/aarch64/aarch64-simd.md (aarch64_<sur><addsub>hn<mode>):
5048 Change to an expander that emits the correct instruction
5049 depending on endianness.
5050 (aarch64_<sur><addsub>hn<mode>_insn_le): Define.
5051 (aarch64_<sur><addsub>hn<mode>_insn_be): Define.
5053 2021-06-16 Jonathan Wright <jonathan.wright@arm.com>
5055 * config/aarch64/aarch64-simd-builtins.def: Split generator
5056 for aarch64_<su>qmovn builtins into scalar and vector
5058 * config/aarch64/aarch64-simd.md (aarch64_<su>qmovn<mode>_insn_le):
5060 (aarch64_<su>qmovn<mode>_insn_be): Define.
5061 (aarch64_<su>qmovn<mode>): Split into scalar and vector
5062 variants. Change vector variant to an expander that emits the
5063 correct instruction depending on endianness.
5065 2021-06-16 Jonathan Wright <jonathan.wright@arm.com>
5067 * config/aarch64/aarch64-simd-builtins.def: Split generator
5068 for aarch64_sqmovun builtins into scalar and vector variants.
5069 * config/aarch64/aarch64-simd.md (aarch64_sqmovun<mode>):
5070 Split into scalar and vector variants. Change vector variant
5071 to an expander that emits the correct instruction depending
5073 (aarch64_sqmovun<mode>_insn_le): Define.
5074 (aarch64_sqmovun<mode>_insn_be): Define.
5076 2021-06-16 Jonathan Wright <jonathan.wright@arm.com>
5078 * config/aarch64/aarch64-simd.md (aarch64_xtn<mode>_insn_le):
5079 Define - modeling zero-high-half semantics.
5080 (aarch64_xtn<mode>): Change to an expander that emits the
5081 appropriate instruction depending on endianness.
5082 (aarch64_xtn<mode>_insn_be): Define - modeling zero-high-half
5084 (aarch64_xtn2<mode>_le): Rename to...
5085 (aarch64_xtn2<mode>_insn_le): This.
5086 (aarch64_xtn2<mode>_be): Rename to...
5087 (aarch64_xtn2<mode>_insn_be): This.
5088 (vec_pack_trunc_<mode>): Emit truncation instruction instead
5090 * config/aarch64/iterators.md (Vnarrowd): Add Vnarrowd mode
5093 2021-06-16 Martin Jambor <mjambor@suse.cz>
5095 PR tree-optimization/100453
5096 * tree-sra.c (create_access): Disqualify any const candidates
5097 which are written to.
5098 (sra_modify_expr): Do not store sub-replacements back to a const base.
5099 (handle_unscalarized_data_in_subtree): Likewise.
5100 (sra_modify_assign): Likewise. Earlier, use TREE_READONLy test
5101 instead of constant_decl_p.
5103 2021-06-16 Jakub Jelinek <jakub@redhat.com>
5105 PR middle-end/101062
5106 * stor-layout.c (finish_bitfield_representative): For fields in unions
5107 assume nextf is always NULL.
5108 (finish_bitfield_layout): Compute bit field representatives also in
5109 unions, but handle it as if each bitfield was the only field in the
5112 2021-06-16 Richard Biener <rguenther@suse.de>
5114 PR tree-optimization/101088
5115 * tree-ssa-loop-im.c (sm_seq_valid_bb): Only look for
5116 supported refs on edges. Do not assert same ref but
5117 different kind stores are unsuported but mark them so.
5118 (hoist_memory_references): Only look for supported refs
5121 2021-06-16 Roger Sayle <roger@nextmovesoftware.com>
5123 PR rtl-optimization/46235
5124 * config/i386/i386.md: New define_split for bt followed by cmov.
5125 (*bt<mode>_setcqi): New define_insn_and_split for bt followed by setc.
5126 (*bt<mode>_setncqi): New define_insn_and_split for bt then setnc.
5127 (*bt<mode>_setnc<mode>): New define_insn_and_split for bt followed
5128 by setnc with zero extension.
5130 2021-06-16 Richard Biener <rguenther@suse.de>
5132 PR tree-optimization/101083
5133 * tree-vect-slp.c (vect_slp_build_two_operator_nodes): Get
5134 vectype as argument.
5135 (vect_build_slp_tree_2): Adjust.
5137 2021-06-15 Martin Sebor <msebor@redhat.com>
5139 PR middle-end/100876
5140 * builtins.c: (gimple_call_return_array): Account for size_t
5141 mangling as either unsigned int or unsigned long
5143 2021-06-15 Jeff Law <jeffreyalaw@gmail.com>
5145 * compare-elim.c (try_eliminate_compare): Run DCE to clean things
5146 up before eliminating comparisons.
5148 2021-06-15 Aldy Hernandez <aldyh@redhat.com>
5150 * range-op.cc (operator_bitwise_or::wi_fold): Make sure
5151 nonzero|X is nonzero.
5152 (range_op_bitwise_and_tests): Add tests for above.
5154 2021-06-15 Carl Love <cel@us.ibm.com>
5157 * config/rs6000/rs6000-builtin.def (VCMPEQUT): Fix the ICODE for the
5159 (VRLQ, VSLQ, VSRQ, VSRAQ): Remove unused BU_P10_OVERLOAD_2
5162 2021-06-15 Tobias Burnus <tobias@codesourcery.com>
5165 * gimplify.c (enum gimplify_defaultmap_kind): Add GDMK_SCALAR_TARGET.
5166 (struct gimplify_omp_ctx): Extend defaultmap array by one.
5167 (new_omp_context): Init defaultmap[GDMK_SCALAR_TARGET].
5168 (omp_notice_variable): Update type classification for Fortran.
5169 (gimplify_scan_omp_clauses): Update calls for new argument; handle
5170 GDMK_SCALAR_TARGET; for Fortran, GDMK_POINTER avoid GOVD_MAP_0LEN_ARRAY.
5171 * langhooks-def.h (lhd_omp_scalar_p): Add 'ptr_ok' argument.
5172 * langhooks.c (lhd_omp_scalar_p): Likewise.
5173 (LANG_HOOKS_OMP_ALLOCATABLE_P, LANG_HOOKS_OMP_SCALAR_TARGET_P): New.
5174 (LANG_HOOKS_DECLS): Add them.
5175 * langhooks.h (struct lang_hooks_for_decls): Add new hooks, update
5176 omp_scalar_p pointer type to include the new bool argument.
5178 2021-06-15 David Malcolm <dmalcolm@redhat.com>
5181 (Special Functions for Debugging the Analyzer): Add
5182 __analyzer_dump_capacity.
5184 2021-06-15 Jakub Jelinek <jakub@redhat.com>
5187 * expr.c (expand_expr_real_2) <case VEC_PACK_FIX_TRUNC_EXPR,
5188 case VEC_PACK_TRUNC_EXPR>: Clear subtarget when changing mode.
5190 2021-06-15 Richard Biener <rguenther@suse.de>
5192 * cfgloopanal.c (mark_irreducible_loops): Use a dominance
5193 check to identify loop latches.
5194 * cfgloop.c (verify_loop_structure): Likewise.
5195 * loop-init.c (apply_loop_flags): Allow marked irreducible
5196 regions even with multiple latches.
5197 * predict.c (rebuild_frequencies): Simplify.
5199 2021-06-15 Richard Biener <rguenther@suse.de>
5201 * tree-ssa-threadupdate.c
5202 (jump_thread_path_registry::mark_threaded_blocks): Assert we
5203 have marked irreducible regions.
5205 2021-06-14 Martin Sebor <msebor@redhat.com>
5208 * builtins.c (gimple_call_return_array): Check for attribute fn spec.
5209 Handle calls to placement new.
5210 (ndecl_dealloc_argno): Avoid placement delete.
5212 2021-06-14 Peter Bergner <bergner@linux.ibm.com>
5215 * config/rs6000/rs6000-call.c (rs6000_gimple_fold_mma_builtin): Use
5216 create_tmp_reg_or_ssa_name().
5218 2021-06-14 Andrew MacLeod <amacleod@redhat.com>
5220 * gimple-range-cache.cc (ranger_cache::ranger_cache): Adjust.
5221 (ranger_cache::enable_new_values): Set to specified value and
5222 return the old value.
5223 (ranger_cache::disable_new_values): Delete.
5224 (ranger_cache::fill_block_cache): Disable non 1st order derived
5226 * gimple-range-cache.h (ranger_cache): Adjust prototypes.
5227 * gimple-range.cc (gimple_ranger::range_of_expr): Adjust.
5229 2021-06-14 Uroš Bizjak <ubizjak@gmail.com>
5232 * config/i386/i386-expand.c (ix86_vectorize_vec_perm_const):
5233 Return true early when testing with V2HImode.
5234 * config/i386/mmx.md (*punpckwd): Split to sse2_pshuflw_1.
5236 2021-06-14 Christophe Lyon <christophe.lyon@linaro.org>
5238 * config/arm/mve.md (mve_vec_unpack<US>_lo_<mode>): New pattern.
5239 (mve_vec_unpack<US>_hi_<mode>): New pattern.
5240 (@mve_vec_pack_trunc_lo_<mode>): New pattern.
5241 (mve_vmovntq_<supf><mode>): Prefix with '@'.
5242 * config/arm/neon.md (vec_unpack<US>_hi_<mode>): Move to
5244 (vec_unpack<US>_lo_<mode>): Likewise.
5245 (vec_pack_trunc_<mode>): Rename to
5246 neon_quad_vec_pack_trunc_<mode>.
5247 * config/arm/vec-common.md (vec_unpack<US>_hi_<mode>): New
5249 (vec_unpack<US>_lo_<mode>): New.
5250 (vec_pack_trunc_<mode>): New.
5252 2021-06-14 Richard Biener <rguenther@suse.de>
5254 PR tree-optimization/100934
5255 * tree-ssa-dom.c (pass_dominator::execute): Properly
5256 mark irreducible regions.
5258 2021-06-14 Martin Liska <mliska@suse.cz>
5260 * doc/invoke.texi: Put r{...} on the same line as @item.
5262 2021-06-14 Martin Liska <mliska@suse.cz>
5264 * doc/invoke.texi: Add missing newline.
5266 2021-06-14 Martin Liska <mliska@suse.cz>
5268 * doc/invoke.texi: Remove '+' charasters.
5270 2021-06-14 Claudiu Zissulescu <claziss@synopsys.com>
5272 * config.gcc (arc): Add support for with_cpu option.
5273 * config/arc/arc.h (OPTION_DEFAULT_SPECS): Add fpu.
5275 2021-06-14 Richard Biener <rguenther@suse.de>
5277 PR tree-optimization/101031
5278 * tree-ssa-strlen.c (maybe_invalidate): Increment max_size
5279 instead of size when accounting for a possibly string
5282 2021-06-14 Martin Liska <mliska@suse.cz>
5284 * gimple-ssa-evrp.c (pointer_equiv_analyzer::~pointer_equiv_analyzer): Use delete[].
5286 2021-06-14 Aldy Hernandez <aldyh@redhat.com>
5288 * value-query.cc (gimple_range_global): Call get_range_global
5289 if called after inlining.
5291 2021-06-13 Uroš Bizjak <ubizjak@gmail.com>
5294 * config/i386/i386-expand.c (expand_vec_perm_pshufb):
5295 Emit constant permutation insn directly from here.
5297 2021-06-13 Trevor Saunders <tbsaunde@tbsaunde.org>
5299 * attribs.c (find_attribute_namespace): Iterate over vec<> with
5301 * auto-profile.c (afdo_find_equiv_class): Likewise.
5302 * gcc.c (do_specs_vec): Likewise.
5303 (do_spec_1): Likewise.
5304 (driver::set_up_specs): Likewise.
5305 * gimple-loop-jam.c (any_access_function_variant_p): Likewise.
5306 * gimple-ssa-store-merging.c (compatible_load_p): Likewise.
5307 (imm_store_chain_info::try_coalesce_bswap): Likewise.
5308 (imm_store_chain_info::coalesce_immediate_stores): Likewise.
5309 (get_location_for_stmts): Likewise.
5310 * graphite-poly.c (print_iteration_domains): Likewise.
5311 (free_poly_bb): Likewise.
5312 (remove_gbbs_in_scop): Likewise.
5313 (free_scop): Likewise.
5314 (dump_gbb_cases): Likewise.
5315 (dump_gbb_conditions): Likewise.
5316 (print_pdrs): Likewise.
5317 (print_scop): Likewise.
5318 * ifcvt.c (cond_move_process_if_block): Likewise.
5319 * lower-subreg.c (decompose_multiword_subregs): Likewise.
5320 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
5321 * sanopt.c (sanitize_rewrite_addressable_params): Likewise.
5322 * sel-sched-dump.c (dump_insn_vector): Likewise.
5323 * store-motion.c (store_ops_ok): Likewise.
5324 (store_killed_in_insn): Likewise.
5325 * timevar.c (timer::named_items::print): Likewise.
5326 * tree-cfgcleanup.c (cleanup_control_flow_pre): Likewise.
5327 (cleanup_tree_cfg_noloop): Likewise.
5328 * tree-data-ref.c (dump_data_references): Likewise.
5329 (print_dir_vectors): Likewise.
5330 (print_dist_vectors): Likewise.
5331 (dump_data_dependence_relations): Likewise.
5332 (dump_dist_dir_vectors): Likewise.
5333 (dump_ddrs): Likewise.
5334 (create_runtime_alias_checks): Likewise.
5335 (free_subscripts): Likewise.
5336 (save_dist_v): Likewise.
5337 (save_dir_v): Likewise.
5338 (invariant_access_functions): Likewise.
5339 (same_access_functions): Likewise.
5340 (access_functions_are_affine_or_constant_p): Likewise.
5341 (find_data_references_in_stmt): Likewise.
5342 (graphite_find_data_references_in_stmt): Likewise.
5343 (free_dependence_relations): Likewise.
5344 (free_data_refs): Likewise.
5345 * tree-inline.c (copy_debug_stmts): Likewise.
5346 * tree-into-ssa.c (dump_currdefs): Likewise.
5347 (rewrite_update_phi_arguments): Likewise.
5348 * tree-ssa-propagate.c (clean_up_loop_closed_phi): Likewise.
5349 * tree-vect-data-refs.c (vect_analyze_possibly_independent_ddr):
5351 (vect_slp_analyze_node_dependences): Likewise.
5352 (vect_slp_analyze_instance_dependence): Likewise.
5353 (vect_record_base_alignments): Likewise.
5354 (vect_get_peeling_costs_all_drs): Likewise.
5355 (vect_peeling_supportable): Likewise.
5356 * tree-vectorizer.c (vec_info::~vec_info): Likewise.
5357 (vec_info::free_stmt_vec_infos): Likewise.
5359 2021-06-13 Jeff Law <jeffreyalaw@gmail.com>
5361 * config/h8300/logical.md (<code>qi3_1<cczn>): New pattern.
5362 (andqi3_1<cczn>): Removed.
5363 (<ors>qi3_1): Do not split for IOR/XOR a single bit.
5364 (H8/SX bit logicals): Split out from other patterns.
5365 * config/h8300/multiply.md (mulqihi3_const<cczn>): Renamed from
5366 mulqihi3_const_clobber_flags.
5367 (mulqihi3<cczn>, mulhisi3_const<cczn>, mulhisi3<cczn>): Similarly
5369 2021-06-13 H.J. Lu <hjl.tools@gmail.com>
5372 * config/i386/i386.c (ix86_expand_prologue): Set red_zone_used
5373 to true if red zone is used.
5374 (ix86_output_indirect_jmp): Replace ix86_red_zone_size with
5376 * config/i386/i386.h (machine_function): Add red_zone_used.
5377 (ix86_red_zone_size): Removed.
5378 (ix86_red_zone_used): New.
5379 * config/i386/i386.md (peephole2 patterns): Replace
5380 ix86_red_zone_size with ix86_red_zone_used.
5382 2021-06-12 Jason Merrill <jason@redhat.com>
5384 * doc/extend.texi (unused variable attribute): Applies to
5385 structure fields as well.
5387 2021-06-12 Eugene Rozenfeld <erozen@microsoft.com>
5389 * auto-profile.c (read_profile): fix a typo in an error string
5391 2021-06-11 Thomas Schwinge <thomas@codesourcery.com>
5393 * tree-pretty-print.h (dump_omp_clauses): Add 'bool = true'
5395 * tree-pretty-print.c (dump_omp_clauses): Update.
5396 (dump_generic_node) <OMP_CLAUSE>: Use it.
5398 2021-06-11 Srinath Parvathaneni <srinath.parvathaneni@arm.com>
5401 * config/arm/arm_mve.h (__arm_vld1q): Change __ARM_mve_coerce(p0,
5402 int8_t const *) to __ARM_mve_coerce1(p0, int8_t *) in the argument for
5403 the polymorphic variants matching code.
5404 (__arm_vld1q_z): Likewise.
5405 (__arm_vld2q): Likewise.
5406 (__arm_vld4q): Likewise.
5407 (__arm_vldrbq_gather_offset): Likewise.
5408 (__arm_vldrbq_gather_offset_z): Likewise.
5410 2021-06-11 Roger Sayle <roger@nextmovesoftware.com>
5412 PR tree-optimization/96392
5413 * fold-const.h (tree_expr_maybe_real_minus_zero_p): Fix prototype.
5415 2021-06-11 Roger Sayle <roger@nextmovesoftware.com>
5417 PR tree-optimization/96392
5418 * fold-const.c (fold_real_zero_addition_p): Take both arguments
5419 of the addition or subtraction, not just the zero. Use this
5420 other argument in tests for signaling NaNs and signed zeros.
5421 (tree_expr_maybe_real_minus_zero_p): New predicate.
5422 * fold-const.h (fold_real_zero_addition_p): Update prototype.
5423 (tree_expr_maybe_real_minus_zero_p): New function prototype.
5424 * match.pd: Update calls to fold_real_zero_addition_p.
5425 Replace HONOR_NANS with tree_expr_maybe_nan_p.
5426 Replace HONOR_SIGNED_ZEROS with tree_expr_maybe_real_minus_zero_p.
5427 Replace HONOR_SNANS with tree_expr_maybe_signaling_nan_p.
5428 * tree-ssa-reassoc.c (eliminate_using_constants): Update
5429 call to fold_real_zero_addition_p.
5431 2021-06-11 Richard Biener <rguenther@suse.de>
5433 PR tree-optimization/101025
5434 * tree-ssa-loop-im.c (sm_seq_valid_bb): Make sure to process
5435 all refs that require dependence checking.
5437 2021-06-11 Richard Biener <rguenther@suse.de>
5439 PR tree-optimization/101028
5440 * tree-vect-slp.c (vect_build_slp_tree_2): When SLP
5441 reassoc discovery fails fatally, mark appropriate lanes
5444 2021-06-11 Richard Biener <rguenther@suse.de>
5446 PR tree-optimization/101026
5447 * tree-vect-slp.c (vect_build_slp_tree_2): Make sure we
5448 have a representative for the associated chain nodes.
5450 2021-06-11 Jakub Jelinek <jakub@redhat.com>
5452 PR rtl-optimization/101008
5453 * simplify-rtx.c (relational_result): New function.
5454 (simplify_logical_relational_operation,
5455 simplify_relational_operation): Use it.
5457 2021-06-11 Jakub Jelinek <jakub@redhat.com>
5460 * config/i386/sse.md (*vec_concat<mode>_0_1): Require TARGET_SSE2.
5462 2021-06-11 Uroš Bizjak <ubizjak@gmail.com>
5465 * config/i386/i386-expand.c (expand_vec_perm_pshufb): Return
5466 false if the permutation can be implemented with constant
5467 permutation instruction in wider mode.
5468 (canonicalize_vector_int_perm): Move above expand_vec_perm_pshufb.
5469 Handle V8QImode and V4HImode.
5471 2021-06-11 Martin Liska <mliska@suse.cz>
5473 PR gcov-profile/100788
5474 * common.opt: Add new option.
5475 * coverage.c (coverage_begin_function): Emit warning instead on
5476 the internal compiler error.
5477 * doc/invoke.texi: Document the option.
5478 * toplev.c (process_options): Enable it by default.
5480 2021-06-11 Richard Biener <rguenther@suse.de>
5482 PR middle-end/101009
5483 * tree-data-ref.c (build_classic_dist_vector_1): Make sure
5484 to set *init_b to true when we encounter a constant equal
5486 (compute_affine_dependence): Also dump the actual DR_REF.
5488 2021-06-10 Aldy Hernandez <aldyh@redhat.com>
5490 PR tree-optimization/100984
5491 * gimple-ssa-evrp.c (ssa_equiv_stack): Use auto_vec for
5493 (ssa_equiv_stack::~ssa_equiv_stack): Remove.
5495 2021-06-11 Kewen Lin <linkw@linux.ibm.com>
5497 * config/rs6000/rs6000.md
5498 (floatsi<SFDF:mode>2_lfiwax_<QHI:mode>_mem_zext): New
5499 define_insn_and_split.
5501 2021-06-11 Richard Biener <rguenther@suse.de>
5503 * tree-vect-slp.c (vect_build_slp_tree_2): Use stablesort
5504 to sort operands of the associative chain.
5506 2021-06-11 Richard Biener <rguenther@suse.de>
5508 * system.h (gcc_stablesort_r): Declare.
5509 * sort.cc (gcc_sort_r): Support stable sort.
5510 (gcc_stablesort_r): Define.
5511 * vec.h (vec<>::stablesort): Add.
5513 2021-06-10 Uroš Bizjak <ubizjak@gmail.com>
5516 * config/i386/i386-expand.c (ix86_split_mmx_punpck):
5517 Handle V2SF mode. Emit SHUFPS to fixup unpack-high for V2SF mode.
5518 (expand_vec_perm_blend): Handle 64bit modes for TARGET_SSE4_1.
5519 (expand_vec_perm_pshufb): Handle 64bit modes for TARGET_SSSE3.
5520 (expand_vec_perm_pblendv): Handle 64bit modes for TARGET_SSE4_1.
5521 (expand_vec_perm_interleave2): Handle 64bit modes.
5522 (expand_vec_perm_even_odd_pack): Handle V8QI mode.
5523 (expand_vec_perm_even_odd_1): Ditto.
5524 (ix86_vectorize_vec_perm_const): Ditto.
5525 * config/i386/i386.md (UNSPEC_PSHUFB): Move from ...
5526 * config/i386/sse.md: ... here.
5527 * config/i386/mmx.md (*vec_interleave_lowv2sf):
5528 New insn_and_split pattern.
5529 (*vec_interleave_highv2sf): Ditto.
5530 (mmx_pshufbv8qi3): New insn pattern.
5531 (*mmx_pblendw): Ditto.
5533 2021-06-10 Peter Bergner <bergner@linux.ibm.com>
5535 * config/rs6000/rs6000-builtin.def (build_pair): New built-in.
5536 (build_acc): Likewise.
5537 * config/rs6000/rs6000-call.c (mma_expand_builtin): Swap assemble
5538 source operands in little-endian mode.
5539 (rs6000_gimple_fold_mma_builtin): Handle VSX_BUILTIN_BUILD_PAIR.
5540 (mma_init_builtins): Likewise.
5541 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Handle endianness
5542 ordering for the MMA assemble and build source operands.
5543 * doc/extend.texi (__builtin_vsx_build_acc, __builtin_mma_build_pair):
5545 (__builtin_mma_assemble_acc, __builtin_mma_assemble_pair): Remove
5548 2021-06-10 Jeff Law <jeffreyalaw@gmail.com>
5550 * config/h8300/h8300.c (select_cc_mode): Handle MEM. Use
5552 * config/h8300/extensions.md: Replace _clobber_flags patterns
5555 2021-06-10 Robin Dapp <rdapp@linux.ibm.com>
5557 * config/s390/vector.md (vcond_mask_<mode><mode>): Change to
5558 (vcond_mask_<mode><tointvec>): this.
5560 2021-06-10 Andrew Stubbs <ams@codesourcery.com>
5561 Thomas Schwinge <thomas@codesourcery.com>
5563 * omp-builtins.def (BUILT_IN_GOACC_ENTER_EXIT_DATA): Split into...
5564 (BUILT_IN_GOACC_ENTER_DATA, BUILT_IN_GOACC_EXIT_DATA): ... these.
5565 * gimple.h (enum gf_mask): Split
5566 'GF_OMP_TARGET_KIND_OACC_ENTER_EXIT_DATA' into
5567 'GF_OMP_TARGET_KIND_OACC_ENTER_DATA' and
5568 'GF_OMP_TARGET_KIND_OACC_EXIT_DATA'.
5569 (is_gimple_omp_oacc): Update.
5570 * gimple-pretty-print.c (dump_gimple_omp_target): Likewise.
5571 * gimplify.c (gimplify_omp_target_update): Likewise.
5572 * omp-expand.c (expand_omp_target, build_omp_regions_1)
5573 (omp_make_gimple_edges): Likewise.
5574 * omp-low.c (check_omp_nesting_restrictions, lower_omp_target):
5577 2021-06-10 Aldy Hernandez <aldyh@redhat.com>
5579 * value-query.cc (value_query::value_on_edge): Rename name to
5581 (range_query::range_on_edge): Same.
5582 (range_query::value_of_expr): Same.
5583 (range_query::value_on_edge): Same.
5584 * value-query.h (class value_query): Same.
5585 (class range_query): Same.
5587 2021-06-10 Richard Biener <rguenther@suse.de>
5589 PR tree-optimization/101003
5590 * tree-vect-slp.c (vect_build_slp_tree_2): Appropriately
5591 use the pattern stmt defs when linearizing a chain.
5593 2021-06-10 Jakub Jelinek <jakub@redhat.com>
5596 * ifcvt.c (noce_get_alt_condition, noce_try_abs): Use
5597 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
5599 2021-06-10 Clement Chigot <clement.chigot@atos.net>
5601 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add Power10 directive.
5602 * config/rs6000/aix72.h (ASM_CPU_SPEC): Likewise.
5604 2021-06-09 Andrew Pinski <apinski@marvell.com>
5606 PR tree-optimization/100925
5607 * match.pd (a ? CST1 : CST2): Limit transformations
5608 that would produce a negative to integeral types only.
5609 Change !POINTER_TYPE_P to INTEGRAL_TYPE_P also.
5611 2021-06-09 Jeff Law <jeffreyalaw@gmail.com>
5614 2021-06-09 Jeff Law <jeffreyalaw@gmail.com>
5616 * doc/tm.texi: Correctly update.
5618 2021-06-09 Jeff Law <jeffreyalaw@gmail.com>
5620 * doc/tm.texi: Correctly update.
5622 2021-06-09 H.J. Lu <hjl.tools@gmail.com>
5625 * doc/tm.texi.in (Trampolines): Add a missing blank line.
5627 2021-06-09 Paul Eggert <eggert@cs.ucla.edu>
5630 * doc/invoke.texi (Code Gen Options); Document that -fno-trampolines
5631 and -ftrampolines work only with Ada.
5632 * doc/tm.texi.in (Trampolines): Likewise.
5633 * doc/tm.texi: Regenerated.
5635 2021-06-09 Carl Love <cel@us.ibm.com>
5637 * config/rs6000/altivec.h (vec_signextll, vec_signexti, vec_signextq):
5638 Add define for new builtins.
5639 * config/rs6000/altivec.md(altivec_vreveti2): Add define_expand.
5640 * config/rs6000/rs6000-builtin.def (VSIGNEXTI, VSIGNEXTLL): Add
5641 overloaded builtin definitions.
5642 (VSIGNEXTSB2W, VSIGNEXTSH2W, VSIGNEXTSB2D, VSIGNEXTSH2D,VSIGNEXTSW2D,
5643 VSIGNEXTSD2Q): Add builtin expansions.
5644 (SIGNEXT): Add P10 overload definition.
5645 * config/rs6000/rs6000-call.c (P9V_BUILTIN_VEC_VSIGNEXTI, P9V_BUILTIN_VEC_VSIGNEXTLL,
5646 P10_BUILTIN_VEC_SIGNEXT): Add overloaded argument definitions.
5647 * config/rs6000/vsx.md (vsx_sign_extend_v2di_v1ti): Add define_insn.
5648 (vsignextend_v2di_v1ti, vsignextend_qi_<mode>, vsignextend_hi_<mode>,
5649 vsignextend_si_v2di)[VIlong]: Add define_expand.
5650 Make define_insn vsx_sign_extend_si_v2di visible.
5651 * doc/extend.texi: Add documentation for the vec_signexti,
5652 vec_signextll builtins and vec_signextq.
5654 2021-06-09 Carl Love <cel@us.ibm.com>
5656 * config/rs6000/rs6000.c (__fixkfti, __fixunskfti, __floattikf,
5657 __floatuntikf): Names changed to __fixkfti_sw, __fixunskfti_sw,
5658 __floattikf_sw, __floatuntikf_sw respectively.
5659 * config/rs6000/rs6000.md (floatti<mode>2, floatunsti<mode>2,
5660 fix_trunc<mode>ti2, fixuns_trunc<mode>ti2): Add
5661 define_insn for mode IEEE 128.
5663 2021-06-09 Carl Love <cel@us.ibm.com>
5665 * config/rs6000/altivec.md (altivec_vslq, altivec_vsrq):
5666 Rename to altivec_vslq_<mode>, altivec_vsrq_<mode>, mode VEC_TI.
5667 * config/rs6000/vector.md (VEC_TI): Was named VSX_TI in vsx.md.
5668 (vashlv1ti3): Change to vashl<mode>3, mode VEC_TI.
5669 (vlshrv1ti3): Change to vlshr<mode>3, mode VEC_TI.
5670 * config/rs6000/vsx.md (VSX_TI): Remove define_mode_iterator. Update
5671 uses of VSX_TI to VEC_TI.
5673 2021-06-09 Carl Love <cel@us.ibm.com>
5675 * config/rs6000/dfp.md (floattitd2, fixtdti2): New define_insns.
5677 2021-06-09 Carl Love <cel@us.ibm.com>
5679 * config/rs6000/altivec.h (vec_dive, vec_mod): Add define for new
5681 * config/rs6000/altivec.md (UNSPEC_VMULEUD, UNSPEC_VMULESD,
5682 UNSPEC_VMULOUD, UNSPEC_VMULOSD): New unspecs.
5683 (altivec_eqv1ti, altivec_gtv1ti, altivec_gtuv1ti, altivec_vmuleud,
5684 altivec_vmuloud, altivec_vmulesd, altivec_vmulosd, altivec_vrlq,
5685 altivec_vrlqmi, altivec_vrlqmi_inst, altivec_vrlqnm,
5686 altivec_vrlqnm_inst, altivec_vslq, altivec_vsrq, altivec_vsraq,
5687 altivec_vcmpequt_p, altivec_vcmpgtst_p, altivec_vcmpgtut_p): New
5689 (vec_widen_umult_even_v2di, vec_widen_smult_even_v2di,
5690 vec_widen_umult_odd_v2di, vec_widen_smult_odd_v2di, altivec_vrlqmi,
5691 altivec_vrlqnm): New define_expands.
5692 * config/rs6000/rs6000-builtin.def (VCMPEQUT_P, VCMPGTST_P,
5693 VCMPGTUT_P): Add macro expansions.
5694 (BU_P10V_AV_P): Add builtin predicate definition.
5695 (VCMPGTUT, VCMPGTST, VCMPEQUT, CMPNET, CMPGE_1TI,
5696 CMPGE_U1TI, CMPLE_1TI, CMPLE_U1TI, VNOR_V1TI_UNS, VNOR_V1TI, VCMPNET_P,
5697 VCMPAET_P, VMULEUD, VMULESD, VMULOUD, VMULOSD, VRLQ,
5698 VSLQ, VSRQ, VSRAQ, VRLQNM, DIV_V1TI, UDIV_V1TI, DIVES_V1TI, DIVEU_V1TI,
5699 MODS_V1TI, MODU_V1TI, VRLQMI): New macro expansions.
5700 (VRLQ, VSLQ, VSRQ, VSRAQ, DIVE, MOD): New overload expansions.
5701 * config/rs6000/rs6000-call.c (P10_BUILTIN_VCMPEQUT,
5702 P10V_BUILTIN_CMPGE_1TI, P10V_BUILTIN_CMPGE_U1TI,
5703 P10V_BUILTIN_VCMPGTUT, P10V_BUILTIN_VCMPGTST,
5704 P10V_BUILTIN_CMPLE_1TI, P10V_BUILTIN_VCMPLE_U1TI,
5705 P10V_BUILTIN_DIV_V1TI, P10V_BUILTIN_UDIV_V1TI,
5706 P10V_BUILTIN_VMULESD, P10V_BUILTIN_VMULEUD,
5707 P10V_BUILTIN_VMULOSD, P10V_BUILTIN_VMULOUD,
5708 P10V_BUILTIN_VNOR_V1TI, P10V_BUILTIN_VNOR_V1TI_UNS,
5709 P10V_BUILTIN_VRLQ, P10V_BUILTIN_VRLQMI,
5710 P10V_BUILTIN_VRLQNM, P10V_BUILTIN_VSLQ,
5711 P10V_BUILTIN_VSRQ, P10V_BUILTIN_VSRAQ,
5712 P10V_BUILTIN_VCMPGTUT_P, P10V_BUILTIN_VCMPGTST_P,
5713 P10V_BUILTIN_VCMPEQUT_P, P10V_BUILTIN_VCMPGTUT_P,
5714 P10V_BUILTIN_VCMPGTST_P, P10V_BUILTIN_CMPNET,
5715 P10V_BUILTIN_VCMPNET_P, P10V_BUILTIN_VCMPAET_P,
5716 P10V_BUILTIN_DIVES_V1TI, P10V_BUILTIN_MODS_V1TI,
5717 P10V_BUILTIN_MODU_V1TI):
5718 New overloaded definitions.
5719 (rs6000_gimple_fold_builtin) [P10V_BUILTIN_VCMPEQUT,
5720 P10V_BUILTIN_CMPNET, P10V_BUILTIN_CMPGE_1TI,
5721 P10V_BUILTIN_CMPGE_U1TI, P10V_BUILTIN_VCMPGTUT,
5722 P10V_BUILTIN_VCMPGTST, P10V_BUILTIN_CMPLE_1TI,
5723 P10V_BUILTIN_CMPLE_U1TI]: New case statements.
5724 (rs6000_init_builtins) [bool_V1TI_type_node, int_ftype_int_v1ti_v1ti]:
5726 (altivec_init_builtins): New E_V1TImode case statement.
5727 (builtin_function_type)[P10_BUILTIN_128BIT_VMULEUD,
5728 P10_BUILTIN_128BIT_VMULOUD, P10_BUILTIN_128BIT_DIVEU_V1TI,
5729 P10_BUILTIN_128BIT_MODU_V1TI, P10_BUILTIN_CMPGE_U1TI,
5730 P10_BUILTIN_VCMPGTUT, P10_BUILTIN_VCMPEQUT]: New case statements.
5731 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute) [E_TImode,
5732 E_V1TImode]: New case statements.
5733 * config/rs6000/rs6000.h (rs6000_builtin_type_index): New enum
5734 value RS6000_BTI_bool_V1TI.
5735 * config/rs6000/vector.md (vector_gtv1ti,vector_nltv1ti,
5736 vector_gtuv1ti, vector_nltuv1ti, vector_ngtv1ti, vector_ngtuv1ti,
5737 vector_eq_v1ti_p, vector_ne_v1ti_p, vector_ae_v1ti_p,
5738 vector_gt_v1ti_p, vector_gtu_v1ti_p, vrotlv1ti3, vashlv1ti3,
5739 vlshrv1ti3, vashrv1ti3): New define_expands.
5740 * config/rs6000/vsx.md (UNSPEC_VSX_DIVSQ, UNSPEC_VSX_DIVUQ,
5741 UNSPEC_VSX_DIVESQ, UNSPEC_VSX_DIVEUQ, UNSPEC_VSX_MODSQ,
5742 UNSPEC_VSX_MODUQ): New unspecs.
5743 (mulv2di3, vsx_div_v1ti, vsx_udiv_v1ti, vsx_dives_v1ti,
5744 vsx_diveu_v1ti, vsx_mods_v1ti, vsx_modu_v1ti, xxswapd_v1ti): New
5746 (vcmpnet): New define_expand.
5747 * doc/extend.texi: Add documentation for the new builtins vec_rl,
5748 vec_rlmi, vec_rlnm, vec_sl, vec_sr, vec_sra, vec_mule, vec_mulo,
5749 vec_div, vec_dive, vec_mod, vec_cmpeq, vec_cmpne, vec_cmpgt, vec_cmplt,
5750 vec_cmpge, vec_cmple, vec_all_eq, vec_all_ne, vec_all_gt, vec_all_lt,
5751 vec_all_ge, vec_all_le, vec_any_eq, vec_any_ne, vec_any_gt, vec_any_lt,
5752 vec_any_ge, vec_any_le.
5754 2021-06-09 Carl Love <cel@us.ibm.com>
5756 * config/rs6000/altivec.md (altivec_vrl<VI_char>mi): Fix
5757 bug in argument generation.
5759 2021-06-09 Christophe Lyon <christophe.lyon@linaro.org>
5761 * config/arm/iterators.md (<supf>): Remove VCLZQ_U, VCLZQ_S.
5763 * config/arm/mve.md (mve_vclzq_<supf><mode>): Add '@' prefix,
5764 remove <supf> iterator.
5765 (mve_vclzq_u<mode>): New.
5766 * config/arm/neon.md (clz<mode>2): Rename to neon_vclz<mode>.
5767 (neon_vclz<mode): Move to ...
5768 * config/arm/unspecs.md (VCLZQ_U, VCLZQ_S): Remove.
5769 * config/arm/vec-common.md: ... here. Add support for MVE.
5771 2021-06-09 Christophe Lyon <christophe.lyon@linaro.org>
5773 * config/arm/mve.md (mve_vhaddq_<supf><mode>): Prefix with '@'.
5774 (@mve_vrhaddq_<supf><mode): Likewise.
5775 * config/arm/neon.md (neon_v<r>hadd<sup><mode>): Likewise.
5776 * config/arm/vec-common.md (avg<mode>3_floor, uavg<mode>3_floor)
5777 (avg<mode>3_ceil", uavg<mode>3_ceil): New patterns.
5779 2021-06-09 imba-tjd <109224573@qq.com>
5781 * doc/invoke.texi: Fix typo.
5783 2021-06-09 Roger Sayle <roger@nextmovesoftware.com>
5786 * fold-const-call.c (fold_const_call_sss) [CASE_CFN_FMOD]:
5787 Support evaluation of fmod/fmodf/fmodl at compile-time.
5789 2021-06-09 Richard Biener <rguenther@suse.de>
5791 PR tree-optimization/100981
5792 * tree-vect-loop.c (vect_create_epilog_for_reduction): Use
5793 gimple_get_lhs to also handle calls.
5794 * tree-vect-slp-patterns.c (complex_pattern::build): Transfer
5797 2021-06-09 Richard Biener <rguenther@suse.de>
5799 PR tree-optimization/97832
5800 * tree-vectorizer.h (_slp_tree::failed): New.
5801 * tree-vect-slp.c (_slp_tree::_slp_tree): Initialize
5803 (_slp_tree::~_slp_tree): Free failed.
5804 (vect_build_slp_tree): Retain failed nodes and record
5805 matches in them, copying that back out when running
5806 into a cached fail. Dump start and end of discovery.
5808 (vect_build_slp_tree_2): Handle associatable chains
5809 together doing more aggressive operand swapping.
5811 2021-06-09 H.J. Lu <hjl.tools@gmail.com>
5814 * config.gcc (gcc_cv_initfini_array): Set to yes for Linux and
5816 * doc/install.texi: Require glibc 2.1 and binutils 2.12 for
5817 Linux and GNU targets.
5819 2021-06-09 Richard Biener <rguenther@suse.de>
5821 * tree-vect-stmts.c (vect_is_simple_use): Always get dt
5824 2021-06-09 Claudiu Zissulescu <claziss@synopsys.com>
5826 * config/arc/arc.md (loop_end): Change it to
5827 define_insn_and_split.
5829 2021-06-09 Claudiu Zissulescu <claziss@synopsys.com>
5831 * config/arc/arc.md (maddhisi4): Use VMAC2H instruction.
5832 (machi): New pattern.
5833 (umaddhisi4): Use VMAC2HU instruction.
5834 (umachi): New pattern.
5836 2021-06-09 Claudiu Zissulescu <claziss@synopsys.com>
5838 * config/arc/arc-protos.h (arc_split_move_p): New prototype.
5839 * config/arc/arc.c (arc_split_move_p): New function.
5840 (arc_split_move): Clean up.
5841 * config/arc/arc.md (movdi_insn): Clean up, use arc_split_move_p.
5842 (movdf_insn): Likewise.
5843 * config/arc/simdext.md (mov<VWH>_insn): Likewise.
5845 2021-06-09 Uroš Bizjak <ubizjak@gmail.com>
5848 * config/i386/i386.c (print_operand_address_as): Rename "no_rip"
5849 argument to "raw". Do not emit segment overrides when "raw" is true.
5851 2021-06-09 Martin Liska <mliska@suse.cz>
5853 * doc/gcov.texi: Create a proper JSON files.
5854 * doc/invoke.texi: Remove dots in order to make it a valid
5857 2021-06-09 Xionghu Luo <luoxhu@linux.ibm.com>
5859 * config/rs6000/rs6000-p8swap.c (pattern_is_rotate64): New.
5860 (insn_is_load_p): Use pattern_is_rotate64.
5861 (insn_is_swap_p): Likewise.
5862 (quad_aligned_load_p): Likewise.
5863 (const_load_sequence_p): Likewise.
5864 (replace_swapped_aligned_load): Likewise.
5865 (recombine_lvx_pattern): Likewise.
5866 (recombine_stvx_pattern): Likewise.
5868 2021-06-09 Andrew MacLeod <amacleod@redhat.com>
5870 * gimple-range-gori.cc (gori_compute::outgoing_edge_range_p): Use a
5871 fur_stmt source record.
5872 * gimple-range.cc (fur_source::get_operand): Generic range query.
5873 (fur_source::get_phi_operand): New.
5874 (fur_source::register_dependency): New.
5875 (fur_source::query): New.
5876 (class fur_edge): New. Edge source for operands.
5877 (fur_edge::fur_edge): New.
5878 (fur_edge::get_operand): New.
5879 (fur_edge::get_phi_operand): New.
5880 (fur_edge::query): New.
5881 (fur_stmt::fur_stmt): New.
5882 (fur_stmt::get_operand): New.
5883 (fur_stmt::get_phi_operand): New.
5884 (fur_stmt::query): New.
5885 (class fur_depend): New. Statement source and process dependencies.
5886 (fur_depend::fur_depend): New.
5887 (fur_depend::register_dependency): New.
5888 (class fur_list): New. List source for operands.
5889 (fur_list::fur_list): New.
5890 (fur_list::get_operand): New.
5891 (fur_list::get_phi_operand): New.
5892 (fold_range): New. Instantiate appropriate fur_source class and fold.
5893 (fold_using_range::range_of_range_op): Use new API.
5894 (fold_using_range::range_of_address): Ditto.
5895 (fold_using_range::range_of_phi): Ditto.
5896 (imple_ranger::fold_range_internal): Use fur_depend class.
5897 (fold_using_range::range_of_ssa_name_with_loop_info): Use new API.
5898 * gimple-range.h (class fur_source): Now a base class.
5899 (class fur_stmt): New.
5900 (fold_range): New prototypes.
5901 (fur_source::fur_source): Delete.
5903 2021-06-08 Andrew Pinski <apinski@marvell.com>
5905 PR tree-optimization/25290
5906 * tree-ssa-phiopt.c (xor_replacement): Delete.
5907 (tree_ssa_phiopt_worker): Delete use of xor_replacement.
5908 (match_simplify_replacement): Allow one cheap preparation
5909 statement that can be moved to before the if.
5911 2021-06-08 Pat Haugen <pthaugen@linux.ibm.com>
5913 * config/rs6000/power10.md (power10-fused-load, power10-fused-store,
5914 power10-fused_alu, power10-fused-vec, power10-fused-branch): New.
5916 2021-06-08 Jeff Law <jeffreyalaw@gmail.com>
5918 * config/h8300/logical.md (andqi3_1): Move BCLR case into define_insn_and_split.
5919 Create length attribute on define_insn_and_split. Only split for cases which we
5921 (andqi3_1<cczn>): Renamed from andqi3_1_clobber_flags. Only handle AND here and
5922 fix length computation.
5923 (b<code><mode>msx): Combine QImode and HImode H8/SX patterns using iterator.
5925 2021-06-08 Richard Biener <rguenther@suse.de>
5927 PR tree-optimization/100923
5928 * tree-ssa-sccvn.c (valueize_refs_1): Take a pointer to
5929 the operand vector to be valueized.
5930 (valueize_refs): Likewise.
5931 (valueize_shared_reference_ops_from_ref): Adjust.
5932 (valueize_shared_reference_ops_from_call): Likewise.
5933 (vn_reference_lookup_3): Likewise.
5934 (vn_reference_lookup_pieces): Likewise. Re-valueize
5935 with honoring availability when we are about to create
5936 the ao_ref and valueized before.
5937 (vn_reference_lookup): Likewise.
5938 (vn_reference_insert_pieces): Adjust.
5940 2021-06-08 Richard Biener <rguenther@suse.de>
5942 * tree-vectorizer.h (_slp_instance::root_stmt): Change to...
5943 (_slp_instance::root_stmts): ... a vector.
5944 (SLP_INSTANCE_ROOT_STMT): Rename to ...
5945 (SLP_INSTANCE_ROOT_STMTS): ... this.
5946 (slp_root::root): Change to...
5947 (slp_root::roots): ... a vector.
5948 (slp_root::slp_root): Adjust.
5949 * tree-vect-slp.c (_slp_instance::location): Adjust.
5950 (vect_free_slp_instance): Release the root stmt vector.
5951 (vect_build_slp_instance): Adjust.
5952 (vect_analyze_slp): Likewise.
5953 (_bb_vec_info::~_bb_vec_info): Likewise.
5954 (vect_slp_analyze_operations): Likewise.
5955 (vect_bb_vectorization_profitable_p): Likewise. Adjust
5956 costs for the root stmt.
5957 (vect_slp_check_for_constructors): Gather all BIT_INSERT_EXPRs
5959 (vect_slp_analyze_bb_1): Simplify by marking all root stmts
5961 (vectorize_slp_instance_root_stmt): Adjust.
5962 (vect_schedule_slp): Likewise.
5964 2021-06-08 Aldy Hernandez <aldyh@redhat.com>
5966 * gimple-ssa-evrp.c (class ssa_equiv_stack): New.
5967 (ssa_equiv_stack::ssa_equiv_stack): New.
5968 (ssa_equiv_stack::~ssa_equiv_stack): New.
5969 (ssa_equiv_stack::enter): New.
5970 (ssa_equiv_stack::leave): New.
5971 (ssa_equiv_stack::push_replacement): New.
5972 (ssa_equiv_stack::get_replacement): New.
5973 (is_pointer_ssa): New.
5974 (class pointer_equiv_analyzer): New.
5975 (pointer_equiv_analyzer::pointer_equiv_analyzer): New.
5976 (pointer_equiv_analyzer::~pointer_equiv_analyzer): New.
5977 (pointer_equiv_analyzer::set_global_equiv): New.
5978 (pointer_equiv_analyzer::set_cond_equiv): New.
5979 (pointer_equiv_analyzer::get_equiv): New.
5980 (pointer_equiv_analyzer::enter): New.
5981 (pointer_equiv_analyzer::leave): New.
5982 (pointer_equiv_analyzer::get_equiv_expr): New.
5983 (pta_valueize): New.
5984 (pointer_equiv_analyzer::visit_stmt): New.
5985 (pointer_equiv_analyzer::visit_edge): New.
5986 (hybrid_folder::value_of_expr): Call PTA.
5987 (hybrid_folder::value_on_edge): Same.
5988 (hybrid_folder::pre_fold_bb): New.
5989 (hybrid_folder::post_fold_bb): New.
5990 (hybrid_folder::pre_fold_stmt): New.
5991 (rvrp_folder::pre_fold_bb): New.
5992 (rvrp_folder::post_fold_bb): New.
5993 (rvrp_folder::pre_fold_stmt): New.
5994 (rvrp_folder::value_of_expr): Call PTA.
5995 (rvrp_folder::value_on_edge): Same.
5997 2021-06-08 Jakub Jelinek <jakub@redhat.com>
6000 * tree-inline.c (copy_tree_body_r): For OMP_CLAUSE_DEPEND don't
6001 check TREE_CODE if OMP_CLAUSE_DECL is NULL.
6003 2021-06-08 Richard Biener <rguenther@suse.de>
6005 PR middle-end/100951
6006 * tree-vect-generic.c (expand_vector_piecewise): Build a
6007 VECTOR_CST if all elements are constant.
6008 (expand_vector_condition): Likewise.
6009 (lower_vec_perm): Likewise.
6010 (expand_vector_conversion): Likewise.
6012 2021-06-08 Martin Liska <mliska@suse.cz>
6014 * doc/invoke.texi: Document new param evrp-sparse-threshold.
6016 2021-06-08 Martin Liska <mliska@suse.cz>
6018 * genautomata.c (create_automata): Fix typo.
6020 2021-06-08 Kewen Lin <linkw@linux.ibm.com>
6022 PR tree-optimization/100794
6023 * tree-predcom.c (tree_predictive_commoning_loop): Add parameter
6024 allow_unroll_p and only allow unrolling when it's true.
6025 (tree_predictive_commoning): Add parameter allow_unroll_p and
6027 (run_tree_predictive_commoning): Likewise.
6028 (pass_predcom::gate): Check flag_tree_loop_vectorize and
6029 global_options_set.x_flag_predictive_commoning.
6030 (pass_predcom::execute): Adjust for allow_unroll_p.
6032 2021-06-08 Kewen Lin <linkw@linux.ibm.com>
6034 * tree-predcom.c (execute_pred_commoning): Remove update_ssa call.
6035 (tree_predictive_commoning_loop): Factor some cleanup stuffs into
6036 lambda function cleanup, remove scev_reset call, and adjust return
6038 (tree_predictive_commoning): Adjust for different changed values,
6039 only set flag TODO_update_ssa_only_virtuals if changed.
6040 (pass_data pass_data_predcom): Remove TODO_update_ssa_only_virtuals
6041 from todo_flags_finish.
6043 2021-06-07 Andrew MacLeod <amacleod@redhat.com>
6045 * gimple-range-cache.cc (class sbr_sparse_bitmap): New.
6046 (sbr_sparse_bitmap::sbr_sparse_bitmap): New.
6047 (sbr_sparse_bitmap::bitmap_set_quad): New.
6048 (sbr_sparse_bitmap::bitmap_get_quad): New.
6049 (sbr_sparse_bitmap::set_bb_range): New.
6050 (sbr_sparse_bitmap::get_bb_range): New.
6051 (sbr_sparse_bitmap::bb_range_p): New.
6052 (block_range_cache::block_range_cache): initialize bitmap obstack.
6053 (block_range_cache::~block_range_cache): Destruct obstack.
6054 (block_range_cache::set_bb_range): Decide when to utilze the
6055 sparse on entry cache.
6056 * gimple-range-cache.h (block_range_cache): Add bitmap obstack.
6057 * params.opt (-param=evrp-sparse-threshold): New.
6059 2021-06-07 Andrew MacLeod <amacleod@redhat.com>
6061 * bitmap.c (bitmap_set_aligned_chunk): New.
6062 (bitmap_get_aligned_chunk): New.
6063 (test_aligned_chunk): New.
6064 (bitmap_c_tests): Call test_aligned_chunk.
6065 * bitmap.h (bitmap_set_aligned_chunk, bitmap_get_aligned_chunk): New.
6067 2021-06-07 Uroš Bizjak <ubizjak@gmail.com>
6070 * config/i386/i386-expand.c (ix86_expand_vector_init_duplicate):
6072 (ix86_expand_vector_init_one_nonzero): Ditto.
6073 (ix86_expand_vector_init_one_var): Ditto.
6074 (ix86_expand_vector_init_general): Ditto.
6075 * config/i386/mmx.md (vec_initv4qiqi): New expander.
6077 2021-06-07 Jeff Law <jeffreyalaw@gmail.com>
6079 * config/h8300/movepush.md: Change most _clobber_flags
6080 patterns to instead use <cczn> subst.
6081 (movsi_cczn): New pattern with usable CC cases split out.
6082 (movsi_h8sx_cczn): Likewise.
6084 2021-06-07 Martin Liska <mliska@suse.cz>
6086 * common/common-target.def: Split long lines and replace them
6088 * target.def: Likewise.
6089 * doc/tm.texi: Re-generated.
6091 2021-06-07 Jakub Jelinek <jakub@redhat.com>
6094 * fold-const.c (fold_read_from_vector): Return NULL if trying to
6095 read from a CONSTRUCTOR with vector type elements.
6097 2021-06-07 Jakub Jelinek <jakub@redhat.com>
6099 PR middle-end/100898
6100 * tree-inline.c (copy_bb): Only use gimple_call_arg_ptr if memcpy
6101 should copy any arguments. Don't call gimple_call_num_args
6102 on id->call_stmt or call_stmt more than once.
6104 2021-06-07 liuhongt <hongtao.liu@intel.com>
6107 * config/i386/sse.md (*sse4_1_zero_extendv8qiv8hi2_3): Refine
6109 (<insn>v4siv4di2): Delete constraints for define_expand.
6111 2021-06-07 liuhongt <hongtao.liu@intel.com>
6114 * config/i386/i386-expand.c (ix86_expand_builtin): Remove
6115 assignment of cfun->machine->has_explicit_vzeroupper.
6116 * config/i386/i386-features.c
6117 (ix86_add_reg_usage_to_vzerouppers): Delete.
6118 (ix86_add_reg_usage_to_vzeroupper): Ditto.
6119 (rest_of_handle_insert_vzeroupper): Remove
6120 ix86_add_reg_usage_to_vzerouppers, add df_analyze at the end
6122 (gate): Remove cfun->machine->has_explicit_vzeroupper.
6123 * config/i386/i386-protos.h (ix86_expand_avx_vzeroupper):
6125 * config/i386/i386.c (ix86_insn_callee_abi): New function.
6126 (ix86_initialize_callee_abi): Ditto.
6127 (ix86_expand_avx_vzeroupper): Ditto.
6128 (ix86_hard_regno_call_part_clobbered): Adjust for vzeroupper
6130 (TARGET_INSN_CALLEE_ABI): Define as ix86_insn_callee_abi.
6131 (ix86_emit_mode_set): Call ix86_expand_avx_vzeroupper
6133 * config/i386/i386.h (struct GTY(()) machine_function): Delete
6134 has_explicit_vzeroupper.
6135 * config/i386/i386.md (enum unspec): New member
6137 (ABI_DEFAULT,ABI_VZEROUPPER,ABI_UNKNOWN): New
6138 define_constants for insn callee abi index.
6139 * config/i386/predicates.md (vzeroupper_pattern): Adjust.
6140 * config/i386/sse.md (UNSPECV_VZEROUPPER): Deleted.
6141 (avx_vzeroupper): Call ix86_expand_avx_vzeroupper.
6142 (*avx_vzeroupper): Rename to ..
6143 (avx_vzeroupper_callee_abi): .. this, and adjust pattern as
6144 call_insn which has a special vzeroupper ABI.
6145 (*avx_vzeroupper_1): Deleted.
6147 2021-06-07 liuhongt <hongtao.liu@intel.com>
6150 * df-scan.c (df_get_call_refs): When call_insn is a fake call,
6151 it won't use stack pointer reg.
6152 * final.c (leaf_function_p): When call_insn is a fake call, it
6153 won't affect caller as a leaf function.
6154 * reg-stack.c (callee_clobbers_any_stack_reg): New.
6155 (subst_stack_regs): When call_insn doesn't clobber any stack
6156 reg, don't clear the arguments.
6157 * rtl.c (shallow_copy_rtx): Don't clear flag used when orig is
6159 * shrink-wrap.c (requires_stack_frame_p): No need for stack
6160 frame for a fake call.
6161 * rtl.h (FAKE_CALL_P): New macro.
6163 2021-06-06 Eric Botcazou <ebotcazou@adacore.com>
6165 * config/sparc/sparc-protos.h (order_regs_for_local_alloc): Rename
6167 (sparc_order_regs_for_local_alloc): ...this.
6168 (sparc_leaf_reg_remap): Declare.
6169 * config/sparc/sparc.h (ADJUST_REG_ALLOC_ORDER): Adjust.
6170 (LEAF_REG_REMAP): Reimplement as call to sparc_leaf_reg_remap.
6171 * config/sparc/sparc.c (leaf_reg_remap): Delete.
6172 (order_regs_for_local_alloc): Rename to...
6173 (sparc_order_regs_for_local_alloc): ...this.
6174 (sparc_leaf_reg_remap): New function.
6175 (sparc_conditional_register_usage): Do not modify leaf_reg_remap.
6177 2021-06-06 David Edelsohn <dje.gcc@gmail.com>
6179 * config/rs6000/rs6000.c (rs6000_xcoff_asm_output_aligned_decl_common):
6180 Use assemble_name to output BSS section name.
6182 2021-06-06 Uroš Bizjak <ubizjak@gmail.com>
6184 * config/i386/constraints.md (Bs):
6185 Remove boolean operators from match_test RTX.
6188 (M): Use "mode" variable instead of GET_MODE (op) in match_test RTX.
6191 2021-06-06 Martin Liska <mliska@suse.cz>
6193 * doc/extend.texi: Add missing @headitem.
6194 * doc/invoke.texi: Likewise.
6195 * doc/objc.texi: Likewise.
6197 2021-06-06 Martin Liska <mliska@suse.cz>
6199 * genhooks.c (emit_findices): Remove unused function.
6200 (emit_documentation): Do not call emit_findices
6201 and do not search for @Fcode directives.
6203 2021-06-06 Martin Liska <mliska@suse.cz>
6205 * doc/invoke.texi: Remove extra character.
6207 2021-06-05 Kewen Lin <linkw@linux.ibm.com>
6209 * config/sh/sh.md (doloop_end_split): Fix empty split condition.
6211 2021-06-05 Kewen Lin <linkw@linux.ibm.com>
6213 * config/sparc/sparc.md (*snedi<W:mode>_zero_vis3,
6214 *neg_snedi<W:mode>_zero_subxc, *plus_snedi<W:mode>_zero,
6215 *plus_plus_snedi<W:mode>_zero, *minus_snedi<W:mode>_zero,
6216 *minus_minus_snedi<W:mode>_zero): Fix empty split condition.
6218 2021-06-05 Kewen Lin <linkw@linux.ibm.com>
6220 * config/or1k/or1k.md (*movdi): Fix empty split condition.
6222 2021-06-05 Kewen Lin <linkw@linux.ibm.com>
6224 * config/mips/mips.md (<anonymous>, bswapsi2, bswapdi2): Fix empty
6227 2021-06-05 Kewen Lin <linkw@linux.ibm.com>
6229 * config/m68k/m68k.md (*zero_extend_inc, *zero_extend_dec,
6230 *zero_extendsidi2): Fix empty split condition.
6232 2021-06-05 Jeff Law <jeffreyalaw@gmail.com>
6234 * config/h8300/addsub.md: Fix split condition in define_insn_and_split
6236 * config/h8300/bitfield.md: Likewise.
6237 * config/h8300/combiner.md: Likewise.
6238 * config/h8300/divmod.md: Likewise.
6239 * config/h8300/extensions.md: Likewise.
6240 * config/h8300/jumpcall.md: Likewise.
6241 * config/h8300/movepush.md: Likewise.
6242 * config/h8300/multiply.md: Likewise.
6243 * config/h8300/other.md: Likewise.
6244 * config/h8300/shiftrotate.md: Likewise.
6245 * config/h8300/logical.md: Likewise. Fix split pattern to use
6246 code iterator that somehow slipped through.
6248 2021-06-04 Tobias Burnus <tobias@codesourcery.com>
6250 PR middle-end/100905
6251 * tree-nested.c (convert_nonlocal_omp_clauses,
6252 convert_local_omp_clauses): Handle OMP_CLAUSE_BIND.
6254 2021-06-04 Martin Sebor <msebor@redhat.com>
6256 PR middle-end/100732
6257 * gimple-fold.c (gimple_fold_builtin_sprintf): Avoid folding calls
6258 with either source or destination argument of invalid type.
6259 * tree-ssa-uninit.c (maybe_warn_pass_by_reference): Avoid checking
6260 calls with arguments of invalid type.
6262 2021-06-04 Martin Sebor <msebor@redhat.com>
6264 * attribs.c (init_attr_rdwr_indices): Use VLA bounds in the expected
6266 (attr_access::vla_bounds): Also handle VLA bounds.
6268 2021-06-04 Uroš Bizjak <ubizjak@gmail.com>
6270 * config/i386/predicates.md (GOT_memory_operand):
6271 Implement using match_code RTXes.
6272 (GOT32_symbol_operand): Ditto.
6274 2021-06-04 Uroš Bizjak <ubizjak@gmail.com>
6277 * config/i386/i386-expand.c (ix86_expand_vector_init_duplicate):
6279 (ix86_expand_vector_init_general): Ditto.
6280 Use SImode instead of word_mode for logic operations
6281 when GET_MODE_SIZE (mode) < UNITS_PER_WORD.
6282 (expand_vec_perm_even_odd_1): Assert that V2HI mode should be
6283 implemented by expand_vec_perm_1.
6284 (expand_vec_perm_broadcast_1): Assert that V2HI and V4HI modes
6285 should be implemented using standard shuffle patterns.
6286 (ix86_vectorize_vec_perm_const): Handle V2HImode. Add V4HI and
6287 V2HI modes to modes, implementable with shuffle for one operand.
6288 * config/i386/mmx.md (*punpckwd): New insn_and_split pattern.
6289 (*pshufw_1): New insn pattern.
6290 (*vec_dupv2hi): Ditto.
6291 (vec_initv2hihi): New expander.
6293 2021-06-04 Kewen Lin <linkw@linux.ibm.com>
6295 * config/arm/vfp.md (no_literal_pool_df_immediate,
6296 no_literal_pool_sf_immediate): Fix empty split condition.
6298 2021-06-04 Kewen Lin <linkw@linux.ibm.com>
6300 * config/i386/i386.md (*load_tp_x32_zext, *add_tp_x32_zext,
6301 *tls_dynamic_gnu2_combine_32): Fix empty split condition.
6302 * config/i386/sse.md (*<sse2_avx2>_pmovmskb_lt,
6303 *<sse2_avx2>_pmovmskb_zext_lt, *sse2_pmovmskb_ext_lt,
6304 *<sse4_1_avx2>_pblendvb_lt): Likewise.
6306 2021-06-04 Jakub Jelinek <jakub@redhat.com>
6309 * config/i386/i386-expand.c (ix86_expand_vector_init): Handle
6310 concatenation from half-sized modes with TImode elements.
6312 2021-06-04 Claudiu Zissulescu <claziss@synopsys.com>
6314 * config/arc/arc.c (arc_override_options): Disable millicode
6315 thunks when RF16 is on.
6317 2021-06-04 Haochen Gui <guihaoc@gcc.gnu.org>
6319 * config/rs6000/rs6000.h (PROMOTE_MODE): Remove.
6321 2021-06-04 Haochen Gui <guihaoc@gcc.gnu.org>
6323 * config/rs6000/rs6000-call.c (rs6000_promote_function_mode):
6324 Replace PROMOTE_MODE marco with its content.
6326 2021-06-03 Kewen Lin <linkw@linux.ibm.com>
6328 * config/cris/cris.md (*addi_reload): Fix empty split condition.
6330 2021-06-03 Jim Wilson <jimw@sifive.com>
6332 * config.gcc (riscv*-*-*): If --with-riscv-attribute not used,
6333 turn it on for all riscv targets.
6335 2021-06-03 Uroš Bizjak <ubizjak@gmail.com>
6338 * config/i386/i386-expand.c (ix86_expand_vector_set):
6339 Handle V2HI and V4QI modes.
6340 (ix86_expand_vector_extract): Ditto.
6341 * config/i386/mmx.md (*pinsrw): New insn pattern.
6344 (*pextrw_zext): Ditto.
6346 (*pextrb_zext): Ditto.
6347 (vec_setv2hi): New expander.
6348 (vec_extractv2hihi): Ditto.
6349 (vec_setv4qi): Ditto.
6350 (vec_extractv4qiqi): Ditto.
6351 (vec_setv8qi): Enable only for TARGET_SSE4_1.
6352 (vec_extractv8qiqi): Ditto.
6354 2021-06-03 Aaron Sawdey <acsawdey@linux.ibm.com>
6356 * config/rs6000/genfusion.pl (gen_logical_addsubf): Fix input
6357 order to subf instruction.
6358 * config/rs6000/fusion.md: Regenerate.
6360 2021-06-03 Aldy Hernandez <aldyh@redhat.com>
6362 * calls.c (get_size_range): Use range_of_expr instead of
6363 determine_value_range.
6364 * tree-affine.c (expr_to_aff_combination): Same.
6365 * tree-data-ref.c (split_constant_offset): Same.
6366 * tree-vrp.c (determine_value_range_1): Remove.
6367 (determine_value_range): Remove.
6368 * tree-vrp.h (determine_value_range): Remove.
6370 2021-06-03 Aldy Hernandez <aldyh@redhat.com>
6372 * function-tests.c (test_ranges): Call gimple_range_tests.
6373 * gimple-range-cache.cc (ranger_cache::range_of_expr): Pass stmt
6375 * gimple-range.cc (fur_source::get_operand): Do not call
6376 get_tree_range or gimple_range_global.
6378 (get_tree_range): Move to value-query.cc.
6379 Call get_arith_expr_range.
6380 (gimple_ranger::range_of_expr): Add argument to get_tree_range.
6381 Include gimple-range-tests.cc.
6382 * gimple-range.h (fold_range): Add argument.
6383 (get_tree_range): Remove.
6384 * selftest.h (gimple_range_tests): New.
6385 * value-query.cc (global_range_query::range_of_expr): Add
6387 (range_query::get_tree_range): Move from gimple-range.cc.
6388 * value-query.h (class range_query): Add get_tree_range and
6389 get_arith_expr_range. Make fur_source a friend.
6390 * vr-values.c (vr_values::range_of_expr): Pass stmt to
6392 * gimple-range-tests.cc: New file.
6394 2021-06-03 Aldy Hernandez <aldyh@redhat.com>
6396 * gimple-range.cc (gimple_ranger::export_global_ranges): Call
6397 update_global_range.
6398 * value-query.cc (update_global_range): New.
6399 * value-query.h (update_global_range): New.
6401 2021-06-03 David Malcolm <dmalcolm@redhat.com>
6403 * diagnostic-show-locus.c (diagnostic_show_locus): Don't reject
6404 printing the same location twice if there are fix-it hints,
6405 multiple locations, or a label.
6407 2021-06-03 Andre Vieira <andre.simoesdiasvieira@arm.com>
6409 * tree-vect-loop.c (vect_transform_loop): Use main loop's various'
6410 thresholds to narrow the upper bound on epilogue iterations.
6412 2021-06-03 Christophe Lyon <christophe.lyon@linaro.org>
6414 * config/arm/mve.md (mve_vabsq_f<mode>): Use 'abs' instead of unspec.
6415 (mve_vabsq_s<mode>): Likewise.
6416 * config/arm/neon.md (abs<mode>2): Rename to neon_abs<mode>2.
6417 * config/arm/unspecs.md (VABSQ_F, VABSQ_S): Delete.
6418 * config/arm/vec-common.md (neg<mode>2): Rename to
6419 <absneg_str><mode>2.
6421 2021-06-03 Claudiu Zissulescu <claziss@synopsys.com>
6423 * common/config/arc/arc-common.c (arc_option_optimization_table):
6425 * config/arc/arc.c (arc_unalign_branch_p): Remove unused function.
6426 * config/arc/arc.h (TARGET_MIXED_CODE): Remove macro.
6427 (INDEX_REG_CLASS): Only refer to GENERAL_REGS.
6428 * config/arc/arc.md (abssi2_mixed): Remove pattern.
6429 * config/arc/arc.opt (munalign-prob-threshold): Mark it obsolete.
6430 (malign-call): Likewise.
6431 (mmixed-code): Likewise.
6432 * doc/invoke.texi (ARC): Update doc.
6434 2021-06-03 Martin Liska <mliska@suse.cz>
6436 * common.opt: Use proper Enum values.
6437 * opts.c (COVERAGE_SANITIZER_OPT): Remove.
6438 (parse_sanitizer_options): Handle only sanitizer_opts.
6439 (common_handle_option): Just assign value.
6441 2021-06-03 Eric Botcazou <ebotcazou@adacore.com>
6444 * tree-inline.c (inline_forbidden_p): Remove test on return type.
6446 2021-06-03 Eric Botcazou <ebotcazou@adacore.com>
6448 * dwarf2out.c (loc_list_from_tree_1) <FUNCTION_DECL>: Also generate
6449 DW_OP_GNU_variable_value referencing an existing DIE at file scope.
6450 (type_byte_size): Inline into...
6451 (add_byte_size_attribute): ...this and call add_scalar_info.
6453 2021-06-03 Eric Botcazou <ebotcazou@adacore.com>
6455 * dwarf2out.c (mem_loc_descriptor) <UDIV>: Fix typo.
6456 (typed_binop_from_tree): New function.
6457 (loc_list_from_tree_1) <EXACT_DIV_EXPR>: For an unsigned type,
6458 turn a divide by a power of 2 into a shift.
6459 <CEIL_DIV_EXPR>: For an unsigned type, use a signed divide if the
6460 size of the mode is lower than DWARF2_ADDR_SIZE; otherwise, do a
6461 typed divide by calling typed_binop_from_tree.
6463 2021-06-03 Eric Botcazou <ebotcazou@adacore.com>
6465 * dwarf2out.c (scompare_loc_descriptor): Fix head comment.
6466 (is_handled_procedure_type): Likewise.
6467 (struct loc_descr_context): Add strict_signedness field.
6468 (resolve_args_picking_1): Deal with DW_OP_[GNU_]deref_type,
6469 DW_OP_[GNU_]convert and DW_OP_[GNU_]reinterpret.
6470 (resolve_args_picking): Minor tweak.
6471 (function_to_dwarf_procedure): Initialize strict_signedness field.
6472 (type_byte_size): Likewise.
6473 (field_byte_offset): Likewise.
6474 (gen_descr_array_type_die): Likewise.
6475 (gen_variant_part): Likewise.
6476 (loc_list_from_tree_1) <CALL_EXPR>: Tidy up and set strict_signedness
6477 to true when a context is present before evaluating the arguments.
6478 <COND_EXPR>: Do not generate a useless comparison with zero.
6479 When dereferencing an address, if strict_signedness is true and the
6480 type is small and signed, use DW_OP_deref_type to do the dereference
6481 and then DW_OP_convert to convert back to the generic type.
6483 2021-06-03 Jakub Jelinek <jakub@redhat.com>
6486 * tree-inline.c (copy_tree_body_r): Handle iterators on
6487 OMP_CLAUSE_AFFINITY or OMP_CLAUSE_DEPEND.
6489 2021-06-03 Kewen Lin <linkw@linux.ibm.com>
6491 * config/arc/arc.md (*bbit_di): Remove.
6493 2021-06-02 Christoph Muellner <cmuellner@gcc.gnu.org>
6495 PR rtl-optimization/100264
6496 * ree.c (get_sub_rtx): Ignore SET expressions without register
6497 destinations and remove assertion, as it is not valid anymore
6498 with this new behaviour.
6499 (merge_def_and_ext): Eliminate destination check for register
6500 as such SET expressions can't occur anymore.
6501 (combine_reaching_defs): Likewise.
6503 2021-06-02 Jakub Jelinek <jakub@redhat.com>
6506 * config/xtensa/xtensa.h (LEAF_REG_REMAP): Cast REGNO to int to avoid
6507 -Wtype-limits warnings.
6508 (DWARF_FRAME_REGISTER): Rewrite into ternary operator with addition
6509 in operands to avoid -Wsign-compare warnings.
6511 2021-06-02 Pat Haugen <pthaugen@linux.ibm.com>
6513 * config/rs6000/rs6000-logue.c (rs6000_emit_prologue): Use
6516 2021-06-02 Vineet Gupta <vgupta@synopsys.com>
6518 * config/arc/arc.h (TARGET_CPU_DEFAULT): Change to hs38_linux.
6520 2021-06-02 Ilya Leoshkevich <iii@linux.ibm.com>
6522 * config/s390/s390.md(*ashrdi3_31<setcc><cconly>): Use a single
6524 * config/s390/subst.md(cconly_subst): Use a single constraint
6527 2021-06-02 Martin Liska <mliska@suse.cz>
6529 * ipa-icf.h: Use auto_vec for memory_access_types.
6531 2021-06-02 Jeff Law <jeffreyalaw@gmail.com>
6533 * config/h8300/h8300-protos.h (compute_a_shift_length): Drop unused
6534 argument from prototype.
6535 (output_logical_op): Add rtx_code argument.
6536 (compute_logical_op_length): Likewise.
6537 * config/h8300/h8300.c (h8300_and_costs): Pass additional argument
6538 to compute_a_shift_length.
6539 (output_logical_op); New argument with the rtx code rather than
6540 extracting it from an operand. Handle QImode too.
6541 (compute_logical_op_length): Similary.
6542 (compute_a_shift_length): Drop unused argument.
6543 * config/h8300/h8300.md (logicals): New code iterator.
6544 * config/h8300/logical.md (<code><mode>3 expander): Combine
6545 the "and" expander with the "ior"/"xor" expander.
6546 (bclr<mode>msx): Combine the QI/HI mode patterns.
6547 (<logical><mode>3 insns): Use code iterator rather than match_operator.
6548 Handle QImode as well. Update call to output_logical_op and
6549 compute_logical_op_length to pass in rtx_code
6550 Fix split condition on all define_insn_and_split patterns.
6551 (one_cmpl<mode>2<cczn>): Use <cczn> to support both clobbering
6552 the flags and setting ZN via existing define_subst.
6553 * config/h8300/shiftrotate.md: Drop unused argument from
6554 calls to compute_a_shift_length.
6555 Signed-off-by: Jeff Law <jeffreyalaw@gmail.com>
6557 2021-06-01 Andrew Pinski <apinski@marvell.com>
6559 PR tree-optimization/25290
6560 * tree-ssa-phiopt.c (match_simplify_replacement):
6562 (tree_ssa_phiopt_worker): Use match_simplify_replacement.
6563 (two_value_replacement): Change the comment about
6564 conditional_replacement.
6565 (conditional_replacement): Delete.
6567 2021-06-01 Andrew Pinski <apinski@marvell.com>
6569 PR tree-optimization/95481
6570 * tree-tailcall.c (find_tail_calls): Handle empty typed
6573 2021-06-01 Andrew Pinski <apinski@marvell.com>
6575 * gimplify.c (zero_sized_field_decl): Delete
6576 (zero_sized_type): Delete
6577 (gimplify_init_ctor_eval): Use is_empty_type instead
6578 of zero_sized_field_decl.
6579 (gimplify_modify_expr): Use is_empty_type instead of
6582 2021-06-01 Jason Merrill <jason@redhat.com>
6585 * tree.h (CALL_FROM_NEW_OR_DELETE_P): Adjust comment.
6587 2021-06-01 Jason Merrill <jason@redhat.com>
6590 * diagnostic.h (warning_enabled_at): Declare.
6591 * diagnostic.c (diagnostic_enabled): Factor out from...
6592 (diagnostic_report_diagnostic): ...here.
6593 (warning_enabled_at): New.
6595 2021-06-01 Aldy Hernandez <aldyh@redhat.com>
6597 * gimple-ssa-evrp.c: Enable exporting of global ranges.
6599 2021-06-01 Martin Liska <mliska@suse.cz>
6602 * doc/invoke.texi: Mention that -fgcse-after-reload
6603 is enabled with -O3.
6605 2021-06-01 liuhongt <hongtao.liu@intel.com>
6607 PR tree-optimization/98365
6608 * tree-if-conv.c (strip_nop_cond_scalar_reduction): New function.
6609 (is_cond_scalar_reduction): Handle nop_expr in cond scalar reduction.
6610 (convert_scalar_cond_reduction): Ditto.
6611 (predicate_scalar_phi): Ditto.
6613 2021-06-01 Andrew MacLeod <amacleod@redhat.com>
6615 PR tree-optimization/100781
6616 * gimple-range-cache.cc (ranger_cache::ranger_cache): Enable new
6617 value calculation by default.
6618 (ranger_cache::enable_new_values): New.
6619 (ranger_cache::disable_new_values): New.
6620 (ranger_cache::push_poor_value): Check if new values are allowed.
6621 * gimple-range-cache.h (class ranger_cache): New member/methods.
6622 * gimple-range.cc (gimple_ranger::range_of_expr): Check for debug
6623 statement, and disable/renable new value calculation.
6625 2021-06-01 Andrew MacLeod <amacleod@redhat.com>
6627 * gimple-range-cache.cc (ranger_cache::ssa_range_in_bb): Delete.
6628 (ranger_cache::range_of_def): New.
6629 (ranger_cache::entry_range): New.
6630 (ranger_cache::exit_range): New.
6631 (ranger_cache::range_of_expr): Adjust.
6632 (ranger_cache::range_on_edge): Adjust.
6633 (ranger_cache::propagate_cache): Call exit_range directly.
6634 * gimple-range-cache.h (class ranger_cache): Adjust.
6636 2021-06-01 Andrew MacLeod <amacleod@redhat.com>
6638 * gimple-range-cache.cc (ranger_cache::ranger_cache): Adjust for
6639 gori_compute being a member rather than base class.
6640 dervied call to member call.
6641 (ranger_cache::dump): No longer dump gori_map.
6642 (ranger_cache::dump_bb): New.
6643 (ranger_cache::get_non_stale_global_range): Adjust for gori_compute
6644 being a member rather than base class.
6645 (ranger_cache::set_global_range): Ditto.
6646 (ranger_cache::ssa_range_in_bb): Ditto.
6647 (ranger_cache::range_of_expr): New.
6648 (ranger_cache::range_on_edge): New.
6649 (ranger_cache::block_range): Adjust for gori_computes. Debug changes.
6650 (ranger_cache::propagate_cache): Adjust debugging output.
6651 (ranger_cache::fill_block_cache): Adjust for gori_computes. Debug
6653 * gimple-range-cache.h (class ranger_cache): Make gori_compute a
6654 member, and inherit from range_query instead.
6655 (ranger_cache::dump_bb): New. split from dump.
6656 * gimple-range-gori.cc (gori_compute::ssa_range_in_bb): Delete.
6657 (gori_compute::expr_range_at_stmt): Delete.
6658 (gori_compute::compute_name_range_op): Delete.
6659 (gori_compute::compute_operand_range_switch): Add fur_source.
6660 (gori_compute::compute_operand_range): Add fur_source param, inline
6661 old compute_name_range_op and optimize_logical_operands.
6662 (struct tf_range): Delete.
6663 (gori_compute::logical_combine): Adjust
6664 (gori_compute::optimize_logical_operands): Delete.
6665 (gori_compute::compute_logical_operands_in_chain): Delete.
6666 (gori_compute::compute_logical_operands): Adjust.
6667 (gori_compute::compute_operand1_range): Adjust to fur_source.
6668 (gori_compute::compute_operand2_range): Ditto.
6669 (gori_compute::compute_operand1_and_operand2_range): Ditto.
6670 (gori_compute::outgoing_edge_range_p): Add range_query parameter,
6671 and adjust to fur_source.
6672 * gimple-range-gori.h (class gori_compute): Simplify and adjust to
6673 range_query and fur_source.
6674 * gimple-range.cc (gimple_ranger::range_on_edge): Query range_on_edge
6675 from the ranger_cache..
6676 (gimple_ranger::fold_range_internal): Adjust to base class change of
6678 (gimple_ranger::dump_bb): Adjust dump.
6679 * gimple-range.h (gimple_ranger):export gori computes object.
6681 2021-06-01 Andrew MacLeod <amacleod@redhat.com>
6683 PR tree-optimization/100774
6684 * gimple-range-cache.cc (ranger_cache::get_non_stale_global_range):
6685 Constant values are also not stale.
6686 (ranger_cache::set_global_range): Range invariant values should also
6687 have the correct timestamp.
6689 2021-05-31 Martin Liska <mliska@suse.cz>
6691 * tree-streamer-in.c (unpack_ts_function_decl_value_fields):
6692 Unpack FUNCTION_DECL_DECL_TYPE.
6693 * tree-streamer-out.c (pack_ts_function_decl_value_fields):
6694 Stream FUNCTION_DECL_DECL_TYPE instead of
6695 DECL_IS_OPERATOR_NEW_P.
6696 * tree.h (set_function_decl_type): Use FUNCTION_DECL_DECL_TYPE
6698 (DECL_IS_OPERATOR_NEW_P): Likewise.
6699 (DECL_IS_OPERATOR_DELETE_P): Likewise.
6700 (DECL_LAMBDA_FUNCTION_P): Likewise.
6702 2021-05-31 Richard Biener <rguenther@suse.de>
6705 * internal-fn.c (expand_SHUFFLEVECTOR): Define.
6706 * internal-fn.def (SHUFFLEVECTOR): New.
6707 * internal-fn.h (expand_SHUFFLEVECTOR): Declare.
6708 * doc/extend.texi: Document __builtin_shufflevector.
6710 2021-05-31 Peter Bergner <bergner@linux.ibm.com>
6713 * config/rs6000/predicates.md(mma_assemble_input_operand): Allow
6714 indexed form addresses.
6716 2021-05-29 Jeff Law <jlaw@tachyum.com>
6718 * config/h8300/h8300.c (h8300_emit_stack_adjustment): Drop unused
6719 parameter. Call callers fixed.
6721 (output_plussi): Add FALLTHRU markers.
6722 (h8300_shift_needs_scratch_p): Add gcc_unreachable marker.
6724 2021-05-29 Jakub Jelinek <jakub@redhat.com>
6727 * gimplify.c (gimplify_scan_omp_clauses): For taskloop simd
6728 combined with parallel, make sure to add shared clause to
6729 parallel for explicit linear clause.
6731 2021-05-29 Aldy Hernandez <aldyh@redhat.com>
6733 PR tree-optimization/100787
6734 * gimple-ssa-evrp.c: Disable exporting of global ranges.
6736 2021-05-28 Jason Merrill <jason@redhat.com>
6738 * tree-iterator.h (struct tree_stmt_iterator): Add operator++,
6739 operator--, operator*, operator==, and operator!=.
6740 (class tsi_range): New.
6742 2021-05-28 Richard Biener <rguenther@suse.de>
6744 PR tree-optimization/100778
6745 * tree-vect-slp.c (vect_build_slp_tree_1): Prevent possibly
6746 trapping ops in different BBs.
6748 2021-05-28 Richard Biener <rguenther@suse.de>
6751 * tree-inline.c (copy_bb): When processing __builtin_va_arg_pack
6752 copy fntype from original call.
6754 2021-05-28 Martin Liska <mliska@suse.cz>
6756 PR gcov-profile/100751
6757 * doc/gcov.texi: Revert partially a hunk that was wrong.
6759 2021-05-28 Cooper Qu <cooper.qu@linux.alibaba.com>
6761 * config/csky/csky-linux-elf.h (HAVE_sync_compare_and_swapqi):
6763 (HAVE_sync_compare_and_swaphi): Likewise.
6764 (HAVE_sync_compare_and_swapsi): Likewise.
6766 2021-05-28 Jakub Jelinek <jakub@redhat.com>
6769 * tree.h (OMP_CLAUSE_MAP_IMPLICIT): Define.
6771 2021-05-28 Tobias Burnus <tobias@codesourcery.com>
6773 * gimplify.c (gimplify_omp_affinity): New.
6774 (gimplify_scan_omp_clauses): Call it; remove affinity clause afterwards.
6775 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_AFFINITY.
6776 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE_AFFINITY.
6777 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add clause.
6778 (walk_tree_1): Handle OMP_CLAUSE_AFFINITY.
6780 2021-05-28 Joern Rennecke <joern.rennecke@riscy-ip.com>
6781 Richard Biener <rguenther@suse.de>
6783 * match.pd <popcount & / + pattern matching>:
6784 When generating popcount directly fails, try doing it in two halves.
6786 2021-05-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
6788 * Makefile.in (generated_files): Add gimple-match.c and
6791 2021-05-28 Joern Rennecke <joern.rennecke@embecosm.com>
6793 * gensupport.c (alter_predicate_for_insn): Handle MATCH_DUP.
6795 2021-05-28 Joern Rennecke <joern.rennecke@embecosm.com>
6797 * gensupport.c (alter_constraints): Add MATCH_SCRATCH case.
6799 2021-05-28 Kewen Lin <linkw@linux.ibm.com>
6801 PR tree-optimization/99398
6802 * tree-ssa-forwprop.c (simplify_permutation): Optimize some cases
6803 where the fed operands are CTOR/CST and propagated through
6804 VIEW_CONVERT_EXPR. Call vec_perm_indices::new_shrunk_vector.
6805 * vec-perm-indices.c (vec_perm_indices::new_shrunk_vector): New
6807 * vec-perm-indices.h (vec_perm_indices::new_shrunk_vector): New
6810 2021-05-27 Uroš Bizjak <ubizjak@gmail.com>
6812 * config/i386/mmx.md (addv2sf3): Do not call
6813 ix86_fixup_binary_operands_no_copy.
6816 (<smaxmin:code>v2sf3): Ditto.
6817 (<plusminus:insn><MMXMODEI:mode>3): Ditto.
6818 (<plusminus:insn><VI_32:mode>3): Remove expander.
6819 (<plusminus:insn><VI_32:mode>3): Rename from
6820 "*<plusminus:insn><VI_32:mode>3".
6821 (mulv4hi): Do not call ix86_fixup_binary_operands_no_copy.
6822 (mulv2hi3): Remove expander.
6823 (mulv2hi3): Rename from *mulv2hi3.
6824 (<s>mulv2hi3_highpart): Remove expander.
6825 (<s>mulv2hi3_highpart): Rename from *<s>mulv2hi3_highpart.
6826 (<smaxmin:code><MMXMODE14:mode>3): Rename from
6827 "*mmx_<smaxmin:code><MMXMODE14:mode>3".
6828 (<smaxmin:code><SMAXMIN_MMXMODEI:mode>3): Remove expander.
6829 (SMAXMIN_MMXMODEI): Remove mode iterator.
6830 (<smaxmin:code>v4hi3): New expander.
6831 (<smaxmin:code>v4qi3): Rename from *<smaxmin:code>v4qi3.
6832 (<smaxmin:code>v2hi3): Rename from *<smaxmin:code>v2hi3.
6833 (<smaxmin:code><SMAXMIN_VI_32:mode>3): Remove expander.
6834 (SMAXMIN_VI_32): Remove mode iterator.
6835 (<umaxmin:code><MMXMODE24:mode>3): Rename from
6836 "*mmx_<umaxmin:code><MMXMODE24:mode>3".
6837 (<umaxmin:code><UMAXMIN_MMXMODEI:mode>3): Remove expander.
6838 (UMAXMIN_MMXMODEI): Remove mode iterator.
6839 (<umaxmin:code>v8qi3): New expander.
6840 (<umaxmin:code>v4qi3): Rename from *<umaxmin:code>v4qi3.
6841 (<umaxmin:code>v2hi3): Rename from *<umaxmin:code>v2hi3.
6842 (<umaxmin:code><SMAXMIN_VI_32:mode>3): Remove expander.
6843 (UMAXMIN_VI_32): Remove mode iterator.
6844 (<any_shift:insn>v2hi3): Remove expander.
6845 (<any_shift:insn>v2hi3): Rename from *<any_shift:insn>v2hi3.
6846 (<any_logic:code><MMXMODEI:mode>3): Do not call
6847 ix86_fixup_binary_operands_no_copy.
6848 (<any_logic:code><VI_32:mode>3): Remove expander.
6849 (<any_logic:code><VI_32:mode>3): Rename from
6850 "*<any_logic:code><VI_32:mode>3".
6851 (uavg<mode>3_ceil): Do not call ix86_fixup_binary_operands_no_copy.
6852 * config/i386/sse.md (div<VF2:mode>3): Do not call
6853 ix86_fixup_binary_operands_no_copy.
6854 (div<VF1:mode>3): Ditto.
6855 (<maxmin:code><VI8_AVX2_AVX512F:mode>3): Ditto.
6856 (smulhrsv4hi3): Ditto.
6857 (smulhrsv2hi3): Ditto.
6859 2021-05-27 Martin Sebor <msebor@redhat.com>
6861 * ggc.h (gt_ggc_mx): Add overloads for all integers.
6863 * hash-map.h (class hash_map): Add pch_nx_helper overloads for all
6865 (hash_map::operator==): New function.
6867 2021-05-27 Uroš Bizjak <ubizjak@gmail.com>
6870 * config/i386/i386-expand.c (ix86_expand_int_sse_cmp):
6871 For TARGET_XOP bypass SSE comparisons for all supported vector modes.
6872 * config/i386/mmx.md (*xop_maskcmp<MMXMODEI:mode>3): New insn pattern.
6873 (*xop_maskcmp<VI_32:mode>3): Ditto.
6874 (*xop_maskcmp_uns<MMXMODEI:mode>3): Ditto.
6875 (*xop_maskcmp_uns<VI_32:mode>3): Ditto.
6877 2021-05-27 Richard Earnshaw <rearnsha@arm.com>
6880 * config/arm/arm.c (arm_configure_build_target): Remove parameter
6881 opts_set, directly check opts parameters for being non-null.
6882 (arm_option_restore): Update call to arm_configure_build_target.
6883 (arm_option_override): Likewise.
6884 (arm_can_inline_p): Likewise.
6885 (arm_valid_target_attribute_tree): Likewise.
6886 * config/arm/arm-c.c (arm_pragma_target_parse): Likewise.
6887 * config/arm/arm-protos.h (arm_configure_build_target): Adjust
6890 2021-05-27 Aldy Hernandez <aldyh@redhat.com>
6892 * vr-values.c (simplify_conversion_using_ranges): Use
6893 get_range_query instead of get_global_range_query.
6895 2021-05-27 Aldy Hernandez <aldyh@redhat.com>
6897 * gimple-range.cc (get_range_global): Move to value-query.cc.
6898 (gimple_range_global): Same.
6899 (get_global_range_query): Same.
6900 (global_range_query::range_of_expr): Same.
6901 * gimple-range.h (class global_range_query): Move to
6903 (gimple_range_global): Same.
6904 * tree-ssanames.c (get_range_info): Move to value-query.cc.
6905 (get_ptr_nonnull): Same.
6906 * tree-ssanames.h (get_range_info): Remove.
6907 (get_ptr_nonnull): Remove.
6908 * value-query.cc (get_ssa_name_range_info): Move from
6910 (get_ssa_name_ptr_info_nonnull): Same.
6911 (get_range_global): Move from gimple-range.cc.
6912 (gimple_range_global): Same.
6913 (get_global_range_query): Same.
6914 (global_range_query::range_of_expr): Same.
6915 * value-query.h (class global_range_query): Move from
6917 (gimple_range_global): Same.
6919 2021-05-27 Uroš Bizjak <ubizjak@gmail.com>
6922 * config/i386/mmx.md (uavgv4qi3_ceil): New insn pattern.
6923 (uavgv2hi3_ceil): Ditto.
6925 2021-05-26 Eric Botcazou <ebotcazou@adacore.com>
6928 * doc/extend.texi (scalar_storage_order): Rephrase slightly.
6930 2021-05-26 Aldy Hernandez <aldyh@redhat.com>
6932 * tree-ssanames.c (get_range_info): Merge both copies of
6933 get_range_info into one that works with irange.
6934 * tree-ssanames.h (get_range_info): Remove version that works on
6937 2021-05-26 Aldy Hernandez <aldyh@redhat.com>
6939 * builtins.c (check_nul_terminated_array): Convert to get_range_query.
6940 (expand_builtin_strnlen): Same.
6941 (determine_block_size): Same.
6942 * fold-const.c (expr_not_equal_to): Same.
6943 * gimple-fold.c (size_must_be_zero_p): Same.
6944 * gimple-match-head.c: Include gimple-range.h.
6945 * gimple-pretty-print.c (dump_ssaname_info): Convert to get_range_query.
6946 * gimple-ssa-warn-restrict.c
6947 (builtin_memref::extend_offset_range): Same.
6948 * graphite-sese-to-poly.c (add_param_constraints): Same.
6949 * internal-fn.c (get_min_precision): Same.
6950 * ipa-fnsummary.c (set_switch_stmt_execution_predicate): Same.
6951 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Same.
6953 * tree-data-ref.c (split_constant_offset): Same.
6954 (dr_step_indicator): Same.
6955 * tree-dfa.c (get_ref_base_and_extent): Same.
6956 * tree-scalar-evolution.c (iv_can_overflow_p): Same.
6957 * tree-ssa-loop-niter.c (refine_value_range_using_guard): Same.
6958 (determine_value_range): Same.
6959 (record_nonwrapping_iv): Same.
6960 (infer_loop_bounds_from_signedness): Same.
6961 (scev_var_range_cant_overflow): Same.
6962 * tree-ssa-phiopt.c (two_value_replacement): Same.
6963 * tree-ssa-pre.c (insert_into_preds_of_block): Same.
6964 * tree-ssa-reassoc.c (optimize_range_tests_to_bit_test): Same.
6965 * tree-ssa-strlen.c (handle_builtin_stxncpy_strncat): Same.
6967 (dump_strlen_info): Same.
6968 (set_strlen_range): Same.
6969 (maybe_diag_stxncpy_trunc): Same.
6970 (get_len_or_size): Same.
6971 (handle_integral_assign): Same.
6972 * tree-ssa-structalias.c (find_what_p_points_to): Same.
6973 * tree-ssa-uninit.c (find_var_cmp_const): Same.
6974 * tree-switch-conversion.c (bit_test_cluster::emit): Same.
6975 * tree-vect-patterns.c (vect_get_range_info): Same.
6976 (vect_recog_divmod_pattern): Same.
6977 * tree-vrp.c (intersect_range_with_nonzero_bits): Same.
6978 (register_edge_assert_for_2): Same.
6979 (determine_value_range_1): Same.
6980 * tree.c (get_range_pos_neg): Same.
6981 * vr-values.c (vr_values::get_lattice_entry): Same.
6982 (vr_values::update_value_range): Same.
6983 (simplify_conversion_using_ranges): Same.
6985 2021-05-26 Aldy Hernandez <aldyh@redhat.com>
6987 * gimple-ssa-warn-alloca.c (alloca_call_type): Use
6988 get_range_query instead of query argument.
6989 (pass_walloca::execute): Enable and disable global ranger.
6991 2021-05-26 Aldy Hernandez <aldyh@redhat.com>
6993 * gimple-ssa-evrp.c (rvrp_folder::rvrp_folder): Call
6995 (rvrp_folder::~rvrp_folder): Call disable_ranger.
6996 (hybrid_folder::hybrid_folder): Call enable_ranger.
6997 (hybrid_folder::~hybrid_folder): Call disable_ranger.
6999 2021-05-26 Aldy Hernandez <aldyh@redhat.com>
7001 * function.c (allocate_struct_function): Set cfun->x_range_query.
7002 * function.h (struct function): Declare x_range_query.
7003 (get_range_query): New.
7004 (get_global_range_query): New.
7005 * gimple-range-cache.cc (ssa_global_cache::ssa_global_cache):
7006 Remove call to safe_grow_cleared.
7007 * gimple-range.cc (get_range_global): New.
7008 (gimple_range_global): Move from gimple-range.h.
7009 (get_global_range_query): New.
7010 (global_range_query::range_of_expr): New.
7011 (enable_ranger): New.
7012 (disable_ranger): New.
7013 * gimple-range.h (gimple_range_global): Move to gimple-range.cc.
7014 (class global_range_query): New.
7015 (enable_ranger): New.
7016 (disable_ranger): New.
7017 * gimple-ssa-evrp.c (evrp_folder::~evrp_folder): Rename
7018 dump_all_value_ranges to dump.
7019 * tree-vrp.c (vrp_prop::finalize): Same.
7020 * value-query.cc (range_query::dump): New.
7021 * value-query.h (range_query::dump): New.
7022 * vr-values.c (vr_values::dump_all_value_ranges): Rename to...
7023 (vr_values::dump): ...this.
7024 * vr-values.h (class vr_values): Rename dump_all_value_ranges to
7025 dump and make virtual.
7027 2021-05-26 Uroš Bizjak <ubizjak@gmail.com>
7029 * config/i386/i386.c (ix86_autovectorize_vector_modes):
7030 Add V4QImode and V16QImode for TARGET_SSE2.
7031 * doc/sourcebuild.texi (Vector-specific attributes):
7032 Add vect64 and vect32 description.
7034 2021-05-26 Bernd Edlinger <bernd.edlinger@hotmail.de>
7036 * gimple-range-gori.cc (range_def_chain::register_dependency):
7037 Resize m_def_chain when needed.
7039 2021-05-26 Christophe Lyon <christophe.lyon@linaro.org>
7041 * config/arm/mve.md (mve_vaddvq_<supf><mode>): Prefix with '@'.
7042 * config/arm/neon.md (reduc_plus_scal_<mode>): Move to ..
7043 * config/arm/vec-common.md: .. here. Add support for MVE.
7045 2021-05-26 Jakub Jelinek <jakub@redhat.com>
7047 * config/epiphany/epiphany.c (epiphany_print_operand_address): Remove
7049 * config/microblaze/microblaze.c (microblaze_legitimize_address,
7051 microblaze_option_override, print_operand): Likewise.
7052 * config/microblaze/microblaze.md (call_internal_plt,
7053 call_value_intern_plt, call_value_intern): Likewise.
7054 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Likewise.
7055 * config/iq2000/iq2000.md (call_internal1, call_value_internal1,
7056 call_value_multiple_internal1): Likewise.
7057 * config/bfin/bfin.c (symbolic_reference_mentioned_p): Likewise.
7059 2021-05-26 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7061 * config/arc/arc.c (arc_address_cost, arc_print_operand_address,
7062 arc_ccfsm_advance, symbolic_reference_mentioned_p,
7063 arc_raw_symbolic_reference_mentioned_p): Remove register
7066 2021-05-26 Jakub Jelinek <jakub@redhat.com>
7069 * omp-low.c: Include omp-offload.h.
7070 (create_omp_child_function): If current_function_decl has
7071 "omp declare target" attribute and is_gimple_omp_offloaded,
7072 remove that attribute from the copy of attribute list and
7073 add "omp target entrypoint" attribute instead.
7074 (lower_omp_target): Mark .omp_data_sizes.* and .omp_data_kinds.*
7075 variables for offloading if in omp_maybe_offloaded_ctx.
7076 * omp-offload.c (pass_omp_target_link::execute): Nullify second
7077 argument to GOMP_target_data_ext in offloaded code.
7079 2021-05-26 Geng Qi <gengqi@linux.alibaba.com>
7081 * config/csky/csky.c (csky_can_change_mode_class): Delete.
7082 For csky, HF/SF mode use the low bits of VREGS.
7084 2021-05-26 Eric Botcazou <ebotcazou@adacore.com>
7086 * gimplify.c (gimplify_decl_expr): Do not clear TREE_READONLY on a
7087 DECL which is a reference for OMP.
7089 2021-05-26 Martin Liska <mliska@suse.cz>
7091 PR gcov-profile/100751
7092 * doc/gcov.texi: Document that __gcov_dump can be called just
7093 once and that __gcov_reset resets run-time counters.
7095 2021-05-26 Martin Liska <mliska@suse.cz>
7097 * doc/install.texi: Port relevant part from install-old.texi
7098 and re-generate list of CPUs and systems.
7100 2021-05-26 Martin Liska <mliska@suse.cz>
7102 * Makefile.in: Remove it.
7103 * doc/include/fdl.texi: Update next/previous chapters.
7104 * doc/install.texi: Likewise.
7105 * doc/install-old.texi: Removed.
7107 2021-05-26 Geng Qi <gengqi@linux.alibaba.com>
7109 * config/csky/csky.c (ck810_legitimate_index_p): Support
7110 "base + index" with DF mode.
7111 * config/csky/constraints.md ("Y"): New constraint for memory operands
7112 without index register.
7113 * config/csky/csky_insn_fpuv2.md (fpuv3_movdf): Use "Y" instead of "m"
7114 when mov between memory and general registers, and lower their priority.
7115 * config/csky/csky_insn_fpuv3.md (fpuv2_movdf): Likewise.
7117 2021-05-26 Geng Qi <gengqi@linux.alibaba.com>
7119 * config/csky/csky.c (TARGET_PROMOTE_PROTOTYPES): Delete.
7121 2021-05-26 Geng Qi <gengqi@linux.alibaba.com>
7123 * config/csky/csky.md (untyped_call): Emit clobber for return
7124 registers to mark them used.
7126 2021-05-26 Geng Qi <gengqi@linux.alibaba.com>
7128 * config/csky/csky.md (cskyv2_sextend_ldbs): New.
7130 2021-05-26 Andrew Pinski <apinski@marvell.com>
7132 * match.pd (x < 0 ? ~y : y): New patterns.
7134 2021-05-26 Andrew Pinski <apinski@marvell.com>
7136 * match.pd (A?CST1:CST2): Add simplifcations for A?0:+-1, A?+-1:0,
7137 A?POW2:0 and A?0:POW2.
7139 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
7141 * gimple-range-gori.cc (class logical_stmt_cache): Delete
7142 (logical_stmt_cache::logical_stmt_cache ): Delete.
7143 (logical_stmt_cache::~logical_stmt_cache): Delete.
7144 (logical_stmt_cache::cache_entry::dump): Delete.
7145 (logical_stmt_cache::get_range): Delete.
7146 (logical_stmt_cache::cached_name ): Delete.
7147 (logical_stmt_cache::same_cached_name): Delete.
7148 (logical_stmt_cache::cacheable_p): Delete.
7149 (logical_stmt_cache::slot_diagnostics ): Delete.
7150 (logical_stmt_cache::dump): Delete.
7151 (gori_compute_cache::gori_compute_cache): Delete.
7152 (gori_compute_cache::~gori_compute_cache): Delete.
7153 (gori_compute_cache::compute_operand_range): Delete.
7154 (gori_compute_cache::cache_stmt): Delete.
7155 * gimple-range-gori.h (gori_compute::compute_operand_range): Remove
7157 (class gori_compute_cache): Delete.
7159 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
7161 * gimple-range.cc (fold_using_range::range_of_range_op): Use m_gori
7163 (fold_using_range::range_of_address): Adjust.
7164 (fold_using_range::range_of_phi): Adjust.
7165 * gimple-range.h (class fur_source): Adjust.
7166 (fur_source::fur_source): Adjust.
7168 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
7170 * gimple-range-gori.cc (gori_compute::expr_range_at_stmt): Rename
7171 from expr_range_in_bb and adjust.
7172 (gori_compute::compute_name_range_op): Adjust.
7173 (gori_compute::optimize_logical_operands): Adjust.
7174 (gori_compute::compute_logical_operands_in_chain): Adjust.
7175 (gori_compute::compute_operand1_range): Adjust.
7176 (gori_compute::compute_operand2_range): Adjust.
7177 (ori_compute_cache::cache_stmt): Adjust.
7178 * gimple-range-gori.h (gori_compute): Rename prototype.
7180 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
7182 * gimple-range.cc (gimple_ranger::range_of_expr): Non-null should be
7183 checked only after range_of_stmt, not range_on_entry.
7184 (gimple_ranger::range_on_entry): Check for non-null in any
7185 predecessor block, if it is not already non-null.
7186 (gimple_ranger::range_on_exit): DOnt check for non-null after
7187 range on entry call.
7188 (gimple_ranger::dump_bb): New. Split from dump.
7189 (gimple_ranger::dump): Adjust.
7190 * gimple-range.h (class gimple_ranger): Adjust.
7192 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
7194 * gimple-range-cache.cc (struct range_timestamp): Delete.
7195 (class temporal_cache): Adjust.
7196 (temporal_cache::get_timestamp): Delete.
7197 (temporal_cache::set_dependency): Delete.
7198 (temporal_cache::temporal_value): Adjust.
7199 (temporal_cache::current_p): Take dependencies as params.
7200 (temporal_cache::set_timestamp): Adjust.
7201 (temporal_cache::set_always_current): Adjust.
7202 (ranger_cache::get_non_stale_global_range): Adjust.
7203 (ranger_cache::register_dependency): Delete.
7204 * gimple-range-cache.h (class range_cache): Adjust.
7206 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
7208 * gimple-range-gori.cc (range_def_chain::range_def_chain): init
7210 (range_def_chain::~range_def_chain): Dispose of obstack rather than
7211 each individual bitmap.
7212 (range_def_chain::set_import): New.
7213 (range_def_chain::get_imports): New.
7214 (range_def_chain::chain_import_p): New.
7215 (range_def_chain::register_dependency): Rename from build_def_chain
7217 (range_def_chain::def_chain_in_bitmap_p): New.
7218 (range_def_chain::add_def_chain_to_bitmap): New.
7219 (range_def_chain::has_def_chain): Just check first depenedence.
7220 (range_def_chain::get_def_chain): Process imports, use generic
7221 register_dependency routine.
7222 (range_def_chain::dump): New.
7223 (gori_map::gori_map): Allocate import list.
7224 (gori_map::~gori_map): Release imports.
7225 (gori_map::exports): Check for past allocated block size.
7226 (gori_map::imports): New.
7227 (gori_map::def_chain_in_export_p): Delete.
7228 (gori_map::is_import_p): New.
7229 (gori_map::maybe_add_gori): Handle imports.
7230 (gori_map::dump): Adjust output, add imports.
7231 (gori_compute::has_edge_range_p): Remove def_chain_in_export call.
7232 (gori_export_iterator::gori_export_iterator): New.
7233 (gori_export_iterator::next): New.
7234 (gori_export_iterator::get_name): New.
7235 * gimple-range-gori.h (range_def_chain): Add imports and direct
7236 dependecies via struct rdc.
7237 (range_def_chain::depend1): New.
7238 (range_def_chain::depend2): New.
7239 (class gori_map): Adjust.
7240 (FOR_EACH_GORI_IMPORT_NAME): New.
7241 (FOR_EACH_GORI_EXPORT_NAME): New.
7242 (class gori_export_iterator): New.
7244 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
7246 * gimple-range-cache.cc (ranger_cache::ranger_cache): Move initial
7247 export cache filling to here.
7248 * gimple-range-gori.cc (gori_compute::gori_compute) : From Here.
7250 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
7252 * gimple-range-gori.cc (range_def_chain): Move to gimple-range-gori.h.
7253 (gori_map): Move to gimple-range-gori.h.
7254 (gori_compute::gori_compute): Adjust.
7255 (gori_compute::~gori_compute): Delete.
7256 (gori_compute::compute_operand_range_switch): Adjust.
7257 (gori_compute::compute_operand_range): Adjust.
7258 (gori_compute::compute_logical_operands): Adjust.
7259 (gori_compute::has_edge_range_p ): Adjust.
7260 (gori_compute::set_range_invariant): Delete.
7261 (gori_compute::dump): Adjust.
7262 (gori_compute::outgoing_edge_range_p): Adjust.
7263 * gimple-range-gori.h (class range_def_chain): Relocate here.
7264 (class gori_map): Relocate here.
7265 (class gori_compute): Inherit from gori_map, and adjust.
7267 2021-05-25 Aldy Hernandez <aldyh@redhat.com>
7269 * value-range.cc (range_tests_legacy): Use
7270 build_nonstandard_integer_type instead of int and short.
7272 2021-05-25 Eric Botcazou <ebotcazou@adacore.com>
7274 * gimplify.c (gimplify_decl_expr): Clear TREE_READONLY on the DECL
7275 when really creating an initialization statement for it.
7277 2021-05-25 Eric Botcazou <ebotcazou@adacore.com>
7279 * tree-inline.c (setup_one_parameter): Fix thinko in new condition.
7281 2021-05-25 Kito Cheng <kito.cheng@sifive.com>
7283 * config/riscv/riscv.h (ASM_SPEC): Pass -mno-relax.
7285 2021-05-25 Martin Liska <mliska@suse.cz>
7287 PR tree-optimization/92860
7289 * optc-save-gen.awk: Remove exceptions.
7291 2021-05-25 Martin Liska <mliska@suse.cz>
7293 * asan.h (sanitize_coverage_p): New function.
7294 * doc/extend.texi: Document it.
7295 * fold-const.c (fold_range_test): Use sanitize_flags_p
7296 instead of flag_sanitize_coverage.
7297 (fold_truth_andor): Likewise.
7298 * sancov.c: Likewise.
7299 * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
7300 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Handle
7301 -fsanitize-coverage when inlining.
7303 2021-05-25 Cooper Qu <cooper.qu@linux.alibaba.com>
7305 * config/csky/csky-modes.def : Fix copyright.
7307 2021-05-25 Cooper Qu <cooper.qu@linux.alibaba.com>
7309 * config/csky/csky-modes.def : Amend copyright.
7310 * config/csky/csky_insn_fpuv2.md : Likewise.
7311 * config/csky/csky_insn_fpuv3.md : Likewise.
7313 2021-05-25 Richard Biener <rguenther@suse.de>
7315 PR middle-end/100727
7316 * calls.c (initialize_argument_information): Explicitely test
7318 * gimple-expr.c (mark_addressable): Skip outer WITH_SIZE_EXPR.
7320 2021-05-25 Geng Qi <gengqi@linux.alibaba.com>
7322 * config/csky/csky.h (FRAME_POINTER_REGNUM): Use
7323 HARD_FRAME_POINTER_REGNUM and FRAME_POINTER_REGNUM instead of
7324 the signle definition. The signle definition may not work well
7325 at simplify_subreg_regno().
7326 (HARD_FRAME_POINTER_REGNUM): New.
7327 (ELIMINABLE_REGS): Add for HARD_FRAME_POINTER_REGNUM.
7328 * config/csky/csky.c (get_csky_live_regs, csky_can_eliminate,
7329 csky_initial_elimination_offset, csky_expand_prologue,
7330 csky_expand_epilogue): Add for HARD_FRAME_POINTER_REGNUM.
7332 2021-05-25 Geng Qi <gengqi@linux.alibaba.com>
7334 * config/csky/csky.c (csky_option_override):
7335 Init csky_arch_isa_features[] in advance, so TARGET_DSP
7336 and TARGET_DIV can be set well.
7338 2021-05-25 Geng Qi <gengqi@linux.alibaba.com>
7340 * config/csky/constraints.md ("l", "h"): Delete.
7341 * config/csky/csky.h (reg_class, REG_CLASS_NAMES,
7342 REG_CLASS_CONTENTS): Delete LO_REGS and HI_REGS.
7343 * config/csky/csky.c (regno_reg_classm,
7344 csky_secondary_reload, csky_register_move_cost):
7345 Use HILO_REGS instead of LO_REGS and HI_REGS.
7347 2021-05-25 Geng Qi <gengqi@linux.alibaba.com>
7349 * config/csky/constraints.md ("W"): New constriant for mem operand
7350 with base reg, index register.
7351 ("Q"): Renamed and modified "csky_valid_fpuv2_mem_operand" to
7352 "csky_valid_mem_constraint_operand" to deal with both "Q" and "W"
7354 ("Dv"): New constraint for const double value that can be used at
7356 * config/csky/csky-modes.def (HFmode): New mode.
7357 * config/csky/csky-protos.h (csky_valid_fpuv2_mem_operand): Rename
7358 to "csky_valid_mem_constraint_operand" and support new constraint
7360 (csky_get_movedouble_length): New.
7361 (fpuv3_output_move): New.
7362 (fpuv3_const_double): New.
7363 * config/csky/csky.c (csky_option_override): New arch CK860 with fpv3.
7364 (decompose_csky_address): Refine.
7365 (csky_print_operand): New "CONST_DOUBLE" operand.
7366 (csky_output_move): Support fpv3 instructions.
7367 (csky_get_movedouble_length): New.
7368 (fpuv3_output_move): New.
7369 (fpuv3_const_double): New.
7370 (csky_emit_compare): Cover float comparsion.
7371 (csky_emit_compare_float): Refine.
7372 (csky_vaild_fpuv2_mem_operand): Rename to
7373 "csky_valid_mem_constraint_operand" and support new constraint "W".
7374 (ck860_rtx_costs): New.
7375 (csky_rtx_costs): Add the cost calculation of CK860.
7376 (regno_reg_class): New vregs for fpuv3.
7377 (csky_dbx_regno): Likewise.
7378 (csky_cpu_cpp_builtins): New builtin macro for fpuv3.
7379 (csky_conditional_register_usage): Suporrot fpuv3.
7380 (csky_dwarf_register_span): Suporrot fpuv3.
7381 (csky_init_builtins, csky_mangle_type): Support "__fp16" type.
7382 (ck810_legitimate_index_p): Support fp16.
7383 * config/csky/csky.h (TARGET_TLS): ADD CK860.
7384 (CSKY_VREG_P, CSKY_VREG_LO_P, CSKY_VREG_HI_P): Support fpuv3.
7385 (TARGET_SINGLE_FPU): Support fpuv3.
7386 (TARGET_SUPPORT_FPV3): New.
7387 (FIRST_PSEUDO_REGISTER): Change to 202 to hold the new fpuv3 registers.
7388 (FIXED_REGISTERS, CALL_REALLY_USED_REGISTERS, REGISTER_NAMES,
7389 REG_CLASS_CONTENTS): Support fpuv3.
7390 * config/csky/csky.md (movsf): Move to cksy_insn_fpu.md and refine.
7391 (csky_movsf_fpv2): Likewise.
7392 (ck801_movsf): Likewise.
7393 (csky_movsf): Likewise.
7395 (csky_movdf_fpv2): Likewise.
7396 (ck801_movdf): Likewise.
7397 (csky_movdf): Likewise.
7398 (movsicc): Refine. Use "comparison_operatior" instead of
7399 "ordered_comparison_operatior".
7400 (addsicc): Likewise.
7401 (CSKY_FIRST_VFP3_REGNUM, CSKY_LAST_VFP3_REGNUM): New constant.
7402 (call_value_internal_vh): New.
7403 * config/csky/csky_cores.def (CK860): New arch and cpu.
7408 * config/csky/csky_insn_fpu.md: Refactor. Separate all float patterns
7409 into emit-patterns and match-patterns, remain the emit-patterns here,
7410 and move the match-patterns to csky_insn_fpuv2.md or
7412 * config/csky/csky_insn_fpuv2.md: New file for fpuv2 instructions.
7413 * config/csky/csky_insn_fpuv3.md: New file and new patterns for fpuv3
7415 * config/csky/csky_isa.def (fcr): New.
7420 (CK860): New definition for ck860.
7421 * config/csky/csky_tables.opt (ck860): New processors ck860,
7422 ck860f. And new arch ck860.
7427 * config/csky/predicates.md (csky_float_comparsion_operator): Delete
7428 "geu", "gtu", "leu", "ltu", which will never appear at float comparison.
7429 * config/csky/t-csky-elf: Support 860.
7430 * config/csky/t-csky-linux: Likewise.
7431 * doc/md.texi: Add "Q" and "W" constraints for C-SKY.
7433 2021-05-24 Aaron Sawdey <acsawdey@linux.ibm.com>
7435 * config/rs6000/genfusion.pl (gen_logical_addsubf): Refactor to
7436 add generation of logical-add and add-logical fusion pairs.
7437 * config/rs6000/rs6000-cpus.def: Add new fusion to ISA 3.1 mask
7439 * config/rs6000/rs6000.c (rs6000_option_override_internal): Turn on
7440 logical-add and add-logical fusion by default.
7441 * config/rs6000/rs6000.opt: Add -mpower10-fusion-logical-add and
7442 -mpower10-fusion-add-logical options.
7443 * config/rs6000/fusion.md: Regenerate file.
7445 2021-05-24 Aldy Hernandez <aldyh@redhat.com>
7447 * value-range.cc (irange::legacy_equal_p): Check type when
7448 comparing VR_VARYING types.
7449 (range_tests_legacy): Test comparing VARYING ranges of different
7452 2021-05-24 Wilco Dijkstra <wdijkstr@arm.com>
7454 * config/aarch64/aarch64.c (neoversen1_tunings):
7455 Enable AARCH64_EXTRA_TUNE_CHEAP_SHIFT_EXTEND.
7457 2021-05-24 Wilco Dijkstra <wdijkstr@arm.com>
7459 * config/aarch64/aarch64.c (aarch64_classify_symbol): Use GOT for
7460 extern weak symbols. Limit symbol offsets for non-GOT symbols with
7463 2021-05-24 Christophe Lyon <christophe.lyon@linaro.org>
7465 * config/arm/neon.md (vec_load_lanesxi<mode>)
7466 (vec_store_lanexoi<mode>): Move ...
7467 * config/arm/vec-common.md: here.
7469 2021-05-24 Christophe Lyon <christophe.lyon@linaro.org>
7471 * config/arm/neon.md (vec_load_lanesoi<mode>)
7472 (vec_store_lanesoi<mode>): Move ...
7473 * config/arm/vec-common.md: here.
7475 2021-05-24 liuhongt <hongtao.liu@intel.com>
7478 * config/i386/i386.c (ix86_gimple_fold_builtin): Replacing
7479 stmt with GIMPLE_NOP when lhs doesn't exist.
7481 2021-05-23 Uroš Bizjak <ubizjak@gmail.com>
7484 * config/i386/mmx.md (*push<VI_32:mode>2_rex64):
7485 New instruction pattern.
7486 (*push<VI_32:mode>2): Ditto.
7487 (push splitter for SSE registers): New splitter.
7489 2021-05-23 Andrew Pinski <apinski@marvell.com>
7491 * match.pd ((A & C) != 0 ? D : 0): Limit to non pointer types.
7493 2021-05-22 Aaron Sawdey <acsawdey@linux.ibm.com>
7495 * config/rs6000/genfusion.pl (gen_addadd): Fix incorrect attr types.
7496 * config/rs6000/fusion.md: Regenerate file.
7498 2021-05-21 Aaron Sawdey <acsawdey@linux.ibm.com>
7500 * config/rs6000/genfusion.pl (gen_addadd): New function.
7501 * config/rs6000/fusion.md: Regenerate file.
7502 * config/rs6000/rs6000-cpus.def: Add
7503 OPTION_MASK_P10_FUSION_2ADD to masks.
7504 * config/rs6000/rs6000.c (rs6000_option_override_internal):
7505 Handle default value of OPTION_MASK_P10_FUSION_2ADD.
7506 * config/rs6000/rs6000.opt: Add -mpower10-fusion-2add.
7508 2021-05-21 Jakub Jelinek <jakub@redhat.com>
7511 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT_TARGET): Define.
7512 * gimplify.c (enum gimplify_omp_var_data): Fix up
7513 GOVD_MAP_HAS_ATTACHMENTS value, add GOVD_FIRSTPRIVATE_IMPLICIT.
7514 (omp_lastprivate_for_combined_outer_constructs): If combined target
7515 has GOVD_FIRSTPRIVATE_IMPLICIT set for the decl, change it to
7516 GOVD_MAP | GOVD_SEEN.
7517 (gimplify_scan_omp_clauses): Set GOVD_FIRSTPRIVATE_IMPLICIT for
7518 firstprivate clauses with OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT.
7519 (gimplify_adjust_omp_clauses): For firstprivate clauses with
7520 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT either clear that bit and
7521 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT_TARGET too, or remove it and
7522 let it be replaced by implicit map clause.
7524 2021-05-21 Jakub Jelinek <jakub@redhat.com>
7527 * gimplify.c (omp_lastprivate_for_combined_outer_constructs): New
7529 (gimplify_scan_omp_clauses) <case OMP_CLAUSE_LASTPRIVATE>: Use it.
7530 (gimplify_omp_for): Likewise.
7532 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
7535 * omp-low.c (oacc_privatization_candidate_p): Reject 'static',
7536 'external' in blocks.
7538 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
7541 * flag-types.h (enum openacc_privatization): New.
7542 * params.opt (-param=openacc-privatization): New.
7543 * doc/invoke.texi (openacc-privatization): Document it.
7544 * omp-general.h (get_openacc_privatization_dump_flags): New
7546 * omp-low.c (oacc_privatization_candidate_p): Add diagnostics.
7547 * omp-offload.c (execute_oacc_device_lower)
7548 <IFN_UNIQUE_OACC_PRIVATE>: Re-work diagnostics.
7549 * target.def (goacc.adjust_private_decl): Add 'location_t'
7551 * doc/tm.texi: Regenerate.
7552 * config/gcn/gcn-protos.h (gcn_goacc_adjust_private_decl): Adjust.
7553 * config/gcn/gcn-tree.c (gcn_goacc_adjust_private_decl): Likewise.
7554 * config/nvptx/nvptx.c (nvptx_goacc_adjust_private_decl):
7555 Likewise. Preserve it for...
7556 (nvptx_goacc_expand_var_decl): ... use here.
7558 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
7560 * doc/sourcebuild.texi (Other attributes): Document '__OPTIMIZE__'
7563 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
7566 * omp-low.c (oacc_privatization_candidate_p): New function.
7567 (oacc_privatization_scan_clause_chain)
7568 (oacc_privatization_scan_decl_chain): Use it. Also
7569 'gcc_checking_assert' that we're not seeing duplicates.
7571 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
7574 * omp-offload.c (execute_oacc_device_lower): Skip processing if no
7577 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
7580 * omp-offload.c (execute_oacc_device_lower): Explain.
7582 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
7585 * omp-offload.c (execute_oacc_device_lower)
7586 <IFN_UNIQUE_OACC_PRIVATE>: Diagnose and handle for 'level == -1'
7588 * internal-fn.c (expand_UNIQUE): Don't expect
7589 'IFN_UNIQUE_OACC_PRIVATE'.
7591 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
7594 * omp-low.c (lower_omp_for): Don't evaluate OpenMP 'for' clauses.
7596 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
7599 * config/nvptx/nvptx.c (nvptx_goacc_adjust_private_decl)
7600 (nvptx_goacc_expand_var_decl): Tighten.
7602 2021-05-21 Julian Brown <julian@codesourcery.com>
7603 Chung-Lin Tang <cltang@codesourcery.com>
7604 Thomas Schwinge <thomas@codesourcery.com>
7607 * doc/tm.texi.in (TARGET_GOACC_EXPAND_VAR_DECL)
7608 (TARGET_GOACC_ADJUST_PRIVATE_DECL): Add documentation hooks.
7609 * doc/tm.texi: Regenerate.
7610 * expr.c (expand_expr_real_1): Expand decls using the
7611 expand_var_decl OpenACC hook if defined.
7612 * internal-fn.c (expand_UNIQUE): Handle IFN_UNIQUE_OACC_PRIVATE.
7613 * internal-fn.h (IFN_UNIQUE_CODES): Add OACC_PRIVATE.
7614 * omp-low.c (omp_context): Add oacc_privatization_candidates
7616 (lower_oacc_reductions): Add PRIVATE_MARKER parameter. Insert
7618 (lower_oacc_head_tail): Add PRIVATE_MARKER parameter. Modify
7619 private marker's gimple call arguments, and pass it to
7620 lower_oacc_reductions.
7621 (oacc_privatization_scan_clause_chain)
7622 (oacc_privatization_scan_decl_chain, lower_oacc_private_marker):
7624 (lower_omp_for, lower_omp_target, lower_omp_1): Use these.
7625 * omp-offload.c (convert.h): Include.
7626 (oacc_loop_xform_head_tail): Treat private-variable markers like
7627 fork/join when transforming head/tail sequences.
7628 (struct var_decl_rewrite_info): Add struct.
7629 (oacc_rewrite_var_decl, is_sync_builtin_call): New functions.
7630 (execute_oacc_device_lower): Support rewriting gang-private
7631 variables using target hook, and fix up addr_expr and var_decl
7633 * target.def (adjust_private_decl, expand_var_decl): New hooks.
7634 * config/gcn/gcn-protos.h (gcn_goacc_adjust_gangprivate_decl):
7636 (gcn_goacc_adjust_private_decl): ...this.
7637 * config/gcn/gcn-tree.c (gcn_goacc_adjust_gangprivate_decl):
7639 (gcn_goacc_adjust_private_decl): ...this. Add LEVEL parameter.
7640 * config/gcn/gcn.c (TARGET_GOACC_ADJUST_GANGPRIVATE_DECL): Rename
7641 definition using gcn_goacc_adjust_gangprivate_decl...
7642 (TARGET_GOACC_ADJUST_PRIVATE_DECL): ...to this, using
7643 gcn_goacc_adjust_private_decl.
7644 * config/nvptx/nvptx.c (tree-pretty-print.h): Include.
7645 (gang_private_shared_size): New global variable.
7646 (gang_private_shared_align): Likewise.
7647 (gang_private_shared_sym): Likewise.
7648 (gang_private_shared_hmap): Likewise.
7649 (nvptx_option_override): Initialize these.
7650 (nvptx_file_end): Output gang_private_shared_sym.
7651 (nvptx_goacc_adjust_private_decl, nvptx_goacc_expand_var_decl):
7653 (nvptx_set_current_function): Clear gang_private_shared_hmap.
7654 (TARGET_GOACC_ADJUST_PRIVATE_DECL): Define hook.
7655 (TARGET_GOACC_EXPAND_VAR_DECL): Likewise.
7657 2021-05-21 H.J. Lu <hjl.tools@gmail.com>
7659 * config/i386/i386-modes.def (MAX_BITSIZE_MODE_ANY_INT): Removed.
7661 2021-05-21 Richard Biener <rguenther@suse.de>
7662 H.J. Lu <hjl.tools@gmail.com>
7665 * expr.c (expand_constructor): Elide expand_constructor if
7666 move by pieces is preferred.
7668 2021-05-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7670 * config/aarch64/aarch64-builtins.c (aarch64_call_properties):
7671 Take a flag and mode value as arguments.
7672 (aarch64_modifies_global_state_p): Likewise.
7673 (aarch64_reads_global_state_p): Likewise.
7674 (aarch64_could_trap_p): Likewise.
7675 (aarch64_get_attributes): Likewise.
7676 (aarch64_init_simd_builtins): Adjust callsite of above.
7677 (aarch64_init_fcmla_laneq_builtins): Use aarch64_get_attributes to get
7678 function attributes to apply to builtins.
7679 (aarch64_init_crc32_builtins): Likewise.
7680 (aarch64_init_builtin_rsqrt): Likewise.
7682 2021-05-21 Aaron Sawdey <acsawdey@linux.ibm.com>
7684 * config/rs6000/rs6000.md (define_attr "type"): Add types for fusion.
7685 * config/rs6000/genfusion.pl (gen_ld_cmpi_p10): Use new fusion types.
7686 (gen_2logical): Use new fusion types.
7687 * config/rs6000/fusion.md: Regenerate.
7689 2021-05-21 Uroš Bizjak <ubizjak@gmail.com>
7692 * config/i386/i386-expand.c (ix86_expand_sse_movcc):
7693 Handle V4QI and V2HI modes.
7694 (ix86_expand_sse_movcc): Ditto.
7695 * config/i386/mmx.md (*<sat_plusminus:insn><VI_32:mode>3):
7696 New instruction pattern.
7697 (*eq<VI_32:mode>3): Ditto.
7698 (*gt<VI_32:mode>3): Ditto.
7699 (*xop_pcmov_<VI_32:mode>): Ditto.
7700 (mmx_pblendvb32): Ditto.
7701 (mmx_pblendvb64): Rename from mmx_pblendvb.
7702 (vec_cmp<VI_32:mode><VI_32:mode>): New expander.
7703 (vec_cmpu<VI_32:mode><VI_32:mode>): Ditto.
7704 (vcond<VI_32:mode><VI_32:mode>): Ditto.
7705 (vcondu<VI_32:mode><VI_32:mode>): Ditto.
7706 (vcond_mask_<VI_32:mode><VI_32:mode>): Ditto.
7708 2021-05-21 Jakub Jelinek <jakub@redhat.com>
7710 PR tree-optimization/94589
7711 * tree-ssa-phiopt.c (spaceship_replacement): For integral rhs1 and
7712 rhs2, treat x <= 4 equivalently to x < 5 etc. In cmp1 and cmp2 (if
7713 not the same as cmp3) treat <= the same as < and >= the same as >.
7714 Don't require that cond2_phi_edge is true edge, instead take
7715 false/true edges into account based on cmp1/cmp2 comparison kinds.
7717 2021-05-21 Uroš Bizjak <ubizjak@gmail.com>
7720 * config/i386/mmx.md (SMAXMIN_MMXMODEI): New mode iterator.
7721 (<smaxmin:code><SMAXMIN_MMXMODEI:mode>3): Macroize expander
7722 from <smaxmin:code>v4hi3> and <smaxmin:code><MMXMODE14:mode>3
7723 using SMAXMIN_MMXMODEI mode iterator.
7724 (*<smaxmin:code>v4qi3): New insn pattern.
7725 (*<smaxmin:code>v2hi3): Ditto.
7726 (SMAXMIN_VI_32): New mode iterator.
7727 (<smaxmin:code><SMAXMIN_VI_32>mode3): New expander.
7728 (UMAXMIN_MMXMODEI): New mode iterator.
7729 (<umaxmin:code><UMAXMIN_MMXMODEI:mode>3): Macroize expander
7730 from <umaxmin:code>v8qi3> and <umaxmin:code><MMXMODE24:mode>3
7731 using UMAXMIN_MMXMODEI mode iterator.
7732 (*<umaxmin:code>v4qi3): New insn pattern.
7733 (*<umaxmin:code>v2hi3): Ditto.
7734 (UMAXMIN_VI_32): New mode iterator.
7735 (<umaxmin:code><UMAXMIN_VI_32>mode3): New expander.
7736 (abs<VI_32:mode>2): New insn pattern.
7737 (ssse3_abs<MMXMODEI:mode>2, abs<MMXMODEI:mode>2): Move from ...
7738 * config/i386/sse.md: ... here.
7740 2021-05-20 Clement Chigot <clement.chigot@atos.net>
7741 David Edelsohn <dje.gcc@gmail.com>
7743 * collect2.c (scan_prog_file): Issue non-fatal warning for
7746 2021-05-20 Jonathan Wakely <jwakely@redhat.com>
7748 * doc/invoke.texi (-Wno-c++11-extensions)
7749 (-Wno-c++14-extensions, -Wno-c++17-extensions)
7750 (-Wno-c++20-extensions, -Wno-c++23-extensions): Document
7753 2021-05-20 Indu Bhagat <indu.bhagat@oracle.com>
7755 * config/c6x/c6x.c (c6x_output_file_unwind): Use dwarf_debuginfo_p.
7756 * config/darwin.c (darwin_override_options): Likewise.
7757 * config/i386/cygming.h (DBX_REGISTER_NUMBER): Likewise.
7758 * config/i386/darwin.h (DBX_REGISTER_NUMBER): Likewise.
7759 (DWARF2_FRAME_REG_OUT): Likewise.
7760 * config/mips/mips.c (mips_output_filename): Likewise.
7761 * config/rs6000/rs6000.c (rs6000_xcoff_declare_function_name):
7763 (rs6000_dbx_register_number): Likewise.
7764 * dbxout.c: Include flags.h.
7765 * dwarf2cfi.c (cfi_label_required_p): Likewise.
7766 (dwarf2out_do_frame): Likewise.
7767 * except.c: Include flags.h.
7768 * final.c (dwarf2_debug_info_emitted_p): Likewise.
7769 (final_scan_insn_1): Likewise.
7770 * flags.h (dwarf_debuginfo_p): New function declaration.
7771 * opts.c (dwarf_debuginfo_p): New function definition.
7772 * targhooks.c (default_debug_unwind_info): Use dwarf_debuginfo_p.
7773 * toplev.c (process_options): Likewise.
7775 2021-05-20 Indu Bhagat <indu.bhagat@oracle.com>
7777 * common.opt: Change type to support bitmasks.
7778 * flag-types.h (enum debug_info_type): Rename enumerator constants.
7779 (NO_DEBUG): New bitmask.
7780 (DBX_DEBUG): Likewise.
7781 (DWARF2_DEBUG): Likewise.
7782 (XCOFF_DEBUG): Likewise.
7783 (VMS_DEBUG): Likewise.
7784 (VMS_AND_DWARF2_DEBUG): Likewise.
7785 * flags.h (debug_set_to_format): New function declaration.
7786 (debug_set_count): Likewise.
7787 (debug_set_names): Likewise.
7788 * opts.c (debug_type_masks): Array of bitmasks for debug formats.
7789 (debug_set_to_format): New function definition.
7790 (debug_set_count): Likewise.
7791 (debug_set_names): Likewise.
7792 (set_debug_level): Update access to debug_type_names.
7793 * toplev.c: Likewise.
7795 2021-05-20 Martin Sebor <msebor@redhat.com>
7797 PR middle-end/100684
7798 * tree-ssa-ccp.c (pass_post_ipa_warn::execute): Handle C++ lambda.
7800 2021-05-20 Uroš Bizjak <ubizjak@gmail.com>
7803 * config/i386/i386.md (isa): Remove x64_bmi.
7804 (enabled): Remove x64_bmi.
7805 * config/i386/mmx.md (mmx_andnot<MMXMODEI:mode>3):
7806 Remove general register alternative.
7807 (*andnot<VI_32:mode>3): Ditto.
7808 (*mmx_<any_logic:code><MMXMODEI:mode>3): Ditto.
7809 (*<any_logic:code><VI_32:mode>3): Ditto.
7811 2021-05-20 Kewen Lin <linkw@linux.ibm.com>
7813 * config/arm/arm.c: Include head files tree-vectorizer.h and
7816 2021-05-20 Uroš Bizjak <ubizjak@gmail.com>
7819 * config/i386/mmx.md (Yv_Yw): Revert adding V4QI and V2HI modes.
7820 (*<plusminus:insn><VI_32:mode>3): Use Yw instad of <Yv_Yw> constrint.
7821 (<s>mulv4hi3_highpart): New expander.
7822 (*<s>mulv2hi3_highpart): New insn pattern.
7823 (<s>mulv2hi3_higpart): New expander.
7824 (*<any_shift:insn>v2hi3): New insn pattern.
7825 (<any_shift:insn>v2hi3): New expander.
7826 * config/i386/sse.md (smulhrsv2hi3): New expander.
7827 (*smulhrsv2hi3): New insn pattern.
7829 2021-05-20 Kewen Lin <linkw@linux.ibm.com>
7831 * doc/invoke.texi (vect-inner-loop-cost-factor): Document new
7833 * params.opt (vect-inner-loop-cost-factor): New.
7834 * targhooks.c (default_add_stmt_cost): Replace hardcoded factor
7835 50 with LOOP_VINFO_INNER_LOOP_COST_FACTOR, include head file
7836 tree-vectorizer.h and its required ones.
7837 * config/aarch64/aarch64.c (aarch64_add_stmt_cost): Replace
7838 hardcoded factor 50 with LOOP_VINFO_INNER_LOOP_COST_FACTOR.
7839 * config/arm/arm.c (arm_add_stmt_cost): Likewise.
7840 * config/i386/i386.c (ix86_add_stmt_cost): Likewise.
7841 * config/rs6000/rs6000.c (rs6000_add_stmt_cost): Likewise.
7842 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
7844 (_loop_vec_info::_loop_vec_info): Init inner_loop_cost_factor.
7845 * tree-vectorizer.h (_loop_vec_info): Add inner_loop_cost_factor.
7846 (LOOP_VINFO_INNER_LOOP_COST_FACTOR): New macro.
7848 2021-05-20 Christophe Lyon <christophe.lyon@linaro.org>
7849 Torbjörn Svensson <torbjorn.svensson@st.com>
7852 * doc/cpp.texi (Common Predefined Macros): Document __FILE_NAME__.
7854 2021-05-20 Jakub Jelinek <jakub@redhat.com>
7857 * gimplify.c (gimplify_scan_omp_clauses) <case OMP_CLAUSE_LINEAR>: For
7858 explicit linear clause when combined with target, make it map(tofrom:)
7859 instead of no clause or firstprivate.
7861 2021-05-20 Jakub Jelinek <jakub@redhat.com>
7863 PR tree-optimization/94589
7864 * match.pd ((X & Y) == X -> (X & ~Y) == 0): Simplify even in presence
7865 of integral conversions.
7867 2021-05-19 Andrew MacLeod <amacleod@redhat.com>
7869 * gimple-range.cc (fur_source::get_operand): New.
7870 (gimple_range_fold): Delete.
7871 (fold_using_range::fold_stmt): Move from gimple_ranger::calc_stmt.
7872 (fold_using_range::range_of_range_op): Move from gimple_ranger.
7873 (fold_using_range::range_of_address): Ditto.
7874 (fold_using_range::range_of_phi): Ditto.
7875 (fold_using_range::range_of_call): Ditto.
7876 (fold_using_range::range_of_builtin_ubsan_call): Move from
7877 range_of_builtin_ubsan_call.
7878 (fold_using_range::range_of_builtin_call): Move from
7879 range_of_builtin_call.
7880 (gimple_ranger::range_of_builtin_call): Delete.
7881 (fold_using_range::range_of_cond_expr): Move from gimple_ranger.
7882 (gimple_ranger::fold_range_internal): New.
7883 (gimple_ranger::range_of_stmt): Use new fold_using_range API.
7884 (fold_using_range::range_of_ssa_name_with_loop_info): Move from
7885 gimple_ranger. Improve ranges of SSA_NAMES when possible.
7886 * gimple-range.h (gimple_ranger): Remove various range_of routines.
7887 (class fur_source): New.
7888 (class fold_using_range): New.
7889 (fur_source::fur_source): New.
7891 * vr-values.c (vr_values::extract_range_basic): Use fold_using_range
7892 instead of range_of_builtin_call.
7894 2021-05-19 Jonathan Wakely <jwakely@redhat.com>
7896 * doc/cpp.texi (Common Predefined Macros): Update documentation
7897 for the __GXX_EXPERIMENTAL_CXX0X__ macro.
7899 2021-05-19 Alex Coplan <alex.coplan@arm.com>
7902 * config/arm/arm.md (nonsecure_call_internal): Always ensure
7903 callee's address is in a register.
7905 2021-05-19 Geng Qi <gengqi@linux.alibaba.com>
7907 * common/config/riscv/riscv-common.c
7908 (riscv_subset_list::parsing_subset_version): Properly parse the letter
7910 (riscv_subset_list::parse_std_ext,
7911 riscv_subset_list::parse_multiletter_ext): To handle errors generated
7912 in riscv_subset_list::parsing_subset_version.
7914 2021-05-19 Jonathan Wright <jonathan.wright@arm.com>
7916 * config/aarch64/aarch64-simd.md: Use "neon_move_narrow_q"
7917 type attribute in patterns generating XTN(2).
7919 2021-05-19 Jonathan Wright <jonathan.wright@arm.com>
7921 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_pack_trunc_<mode>):
7922 Remove as duplicate of...
7923 (aarch64_xtn<mode>): This.
7924 (aarch64_xtn2<mode>_le): Move position in file.
7925 (aarch64_xtn2<mode>_be): Move position in file.
7926 (aarch64_xtn2<mode>): Move position in file.
7927 (vec_pack_trunc_<mode>): Define as an expander.
7929 2021-05-19 Jonathan Wright <jonathan.wright@arm.com>
7931 * config/aarch64/aarch64-simd-builtins.def: Split builtin
7932 generation for aarch64_<sur>q<r>shr<u>n_n<mode> pattern into
7933 separate scalar and vector generators.
7934 * config/aarch64/aarch64-simd.md
7935 (aarch64_<sur>q<r>shr<u>n_n<mode>): Define as an expander and
7937 (aarch64_<sur>q<r>shr<u>n_n<mode>_insn_le): This and...
7938 (aarch64_<sur>q<r>shr<u>n_n<mode>_insn_be): This.
7939 * config/aarch64/iterators.md: Define SD_HSDI iterator.
7941 2021-05-19 Jonathn Wright <jonathan.wright@arm.com>
7943 * config/aarch64/aarch64-simd.md: Use UNSPEC_SQXTUN instead
7945 * config/aarch64/iterators.md: Remove UNSPEC_SQXTUN2.
7947 2021-05-19 Jonathan Wright <jonathan.wright@arm.com>
7949 * config/aarch64/aarch64-simd.md (aarch64_<sur>q<r>shr<u>n2_n<mode>):
7950 Implement as an expand emitting a big/little endian
7951 instruction pattern.
7952 (aarch64_<sur>q<r>shr<u>n2_n<mode>_insn_le): Define.
7953 (aarch64_<sur>q<r>shr<u>n2_n<mode>_insn_be): Define.
7955 2021-05-19 Jonathan Wright <jonathan.wright@arm.com>
7957 * config/aarch64/aarch64-simd.md (aarch64_<sur><addsub>hn2<mode>):
7958 Implement as an expand emitting a big/little endian
7959 instruction pattern.
7960 (aarch64_<sur><addsub>hn2<mode>_insn_le): Define.
7961 (aarch64_<sur><addsub>hn2<mode>_insn_be): Define.
7962 * config/aarch64/iterators.md: Remove UNSPEC_[R]ADDHN2 and
7963 UNSPEC_[R]SUBHN2 unspecs and ADDSUBHN2 iterator.
7965 2021-05-19 Richard Biener <rguenther@suse.de>
7967 PR middle-end/100672
7968 * fold-const.c (fold_negate_expr_1): Use element_precision.
7969 (negate_expr_p): Likewise.
7971 2021-05-19 Andre Vieira <andre.simoesdiasvieira@arm.com>
7973 * config/aarch64/iterators.md (SVE_PRED_LOAD): New iterator.
7974 (pred_load): New int attribute.
7975 * config/aarch64/aarch64-sve.md
7976 (aarch64_load_<ANY_EXTEND:optab><SVE_HSDI:mode><SVE_PARTIAL_I:mode>): Use
7977 SVE_PRED_LOAD enum iterator and corresponding pred_load attribute.
7978 * config/aarch64/aarch64-sve-builtins-base.cc (expand): Update call to
7979 code_for_aarch64_load.
7981 2021-05-19 Richard Biener <rguenther@suse.de>
7983 * cfgexpand.c (discover_nonconstant_array_refs_r): Make
7984 sure TARGET_MEM_REF bases are expanded as memory.
7985 * tree-ssa-operands.c (operands_scanner::get_tmr_operands):
7986 Do not mark TARGET_MEM_REF bases addressable.
7987 * tree-ssa.c (non_rewritable_mem_ref_base): Handle
7988 TARGET_MEM_REF bases as never rewritable.
7989 * gimple-walk.c (walk_stmt_load_store_addr_ops): Do not
7990 walk TARGET_MEM_REF bases as address-takens.
7991 * tree-ssa-dce.c (ref_may_be_aliased): Handle TARGET_MEM_REF.
7993 2021-05-19 Richard Biener <rguenther@suse.de>
7995 * builtins.c (get_object_alignment_1): Strip outer
7997 * tree-dfa.c (get_ref_base_and_extent): Handle outer
7998 WITH_SIZE_EXPR for size processing and process the
8000 * tree-ssa-alias.c (ao_ref_base_alias_set): Strip
8001 outer WITH_SIZE_EXPR.
8002 (ao_ref_base_alias_ptr_type): Likewise.
8003 (refs_may_alias_p_2): Allow WITH_SIZE_EXPR in ref->ref
8004 and handle that accordingly, stripping it for the
8006 * tree.c (get_base_address): Handle WITH_SIZE_EXPR by
8007 looking through it instead of returning NULL.
8009 2021-05-19 Jakub Jelinek <jakub@redhat.com>
8011 PR middle-end/100576
8012 * builtins.c (check_read_access): Convert bound to size_type_node if
8015 2021-05-19 Richard Biener <rguenther@suse.de>
8017 * tree-cfg.c (verify_types_in_gimple_min_lval): Inline...
8018 (verify_types_in_gimple_reference): ... here. Sanitize.
8019 (verify_gimple_call): Verify references in LHS and arguments.
8020 (verify_gimple_assign_single): Reject WITH_SIZE_EXPR.
8022 2021-05-19 Uroš Bizjak <ubizjak@gmail.com>
8024 * config/i386/i386.h (VALID_INT_MODE_P):
8025 Add V8QI, V4HI and V2SI modes for TARGET_64BIT.
8026 * config/i386/i386.md (isa): Add x64_bmi.
8027 (enabled): Handle x64_bmi.
8028 * config/i386/mmx.md (mmx_andnot<MMXMODEI:mode>3):
8029 Add alternative using 64bit general registers.
8030 (*mmx_<any_logic:code><MMXMODEI:mode>3): Ditto.
8032 2021-05-19 Jakub Jelinek <jakub@redhat.com>
8035 * tree.h (OMP_MASTER_COMBINED): Define.
8036 * gimplify.c (gimplify_scan_omp_clauses): Rewrite lastprivate
8037 handling for outer combined/composite constructs to a loop.
8038 Handle lastprivate on combined target.
8039 (gimplify_expr): Formatting fix.
8041 2021-05-19 Xionghu Luo <luoxhu@linux.ibm.com>
8043 * passes.def: Add sink_code pass before store_merging.
8044 * tree-ssa-sink.c (pass_sink_code:clone): New.
8046 2021-05-18 Bill Schmidt <wschmidt@linux.ibm.com>
8048 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Remove call to
8049 rs6000_special_adjust_field_align_p.
8050 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
8051 * config/rs6000/rs6000-call.c (rs6000_function_arg_boundary):
8053 (rs6000_function_arg): Likewise.
8054 * config/rs6000/rs6000-protos.h
8055 (rs6000_special_adjust_field_align_p): Remove prototype.
8056 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
8058 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Remove call to
8059 rs6000_special_adjust_field_align_p.
8061 2021-05-18 Uroš Bizjak <ubizjak@gmail.com>
8064 * config/i386/i386.h (VALID_SSE2_REG_MODE):
8065 Add V4QI and V2HI modes.
8066 (VALID_INT_MODE_P): Ditto.
8067 * config/i386/mmx.md (VI_32): New mode iterator.
8068 (mmxvecsize): Handle V4QI and V2HI.
8070 (mov<VI_32:mode>): New expander.
8071 (*mov<mode>_internal): New insn pattern.
8072 (movmisalign<VI_32:mode>): New expander.
8073 (neg<VI_32:mode>): New expander.
8074 (<plusminus:insn><VI_32:mode>3): New expander.
8075 (*<plusminus:insn><VI_32:mode>3): New insn pattern.
8076 (mulv2hi3): New expander.
8077 (*mulv2hi3): New insn pattern.
8078 (one_cmpl<VI_32:mode>2): New expander.
8079 (*andnot<VI_32:mode>3): New insn pattern.
8080 (<any_logic:code><VI_32:mode>3): New expander.
8081 (*<any_logic:code><VI_32:mode>3): New insn pattern.
8083 2021-05-18 Uroš Bizjak <ubizjak@gmail.com>
8085 * config/i386/sse.md (<any_extend:insn>v4qiv4di2):
8086 Fix a mode mismatch with operand 1.
8088 2021-05-18 Uroš Bizjak <ubizjak@gmail.com>
8091 * config/i386/i386-expand.c (split_double_mode): Return
8092 temporary register when simplify_gen_subreg fails with
8093 the high half od the paradoxical subreg.
8095 2021-05-18 Richard Biener <rguenther@suse.de>
8097 * cfgexpand.c (expand_one_var): Pass in forced_stack_var
8098 and honor it when expanding.
8099 (expand_used_vars_for_block): Pass through forced_stack_var.
8100 (expand_used_vars): Likewise.
8101 (discover_nonconstant_array_refs_r): Set bits in
8102 forced_stack_vars instead of marking vars TREE_ADDRESSABLE.
8103 (avoid_type_punning_on_regs): Likewise.
8104 (discover_nonconstant_array_refs): Likewise.
8105 (pass_expand::execute): Create and pass down forced_stack_var
8106 bitmap. For parameters and returns temporarily set
8107 TREE_ADDRESSABLE when expand_function_start.
8109 2021-05-18 Thomas Schwinge <thomas@codesourcery.com>
8111 * doc/sourcebuild.texi: Document 'dg-note'.
8113 2021-05-18 Tobias Burnus <tobias@codesourcery.com>
8116 * configure: Regenerate.
8117 * configure.ac (BUILD_CFLAG, BUILD_CXXFLAGS): Add $(CFLAGS-$@).
8119 2021-05-18 Thomas Schwinge <thomas@codesourcery.com>
8121 * gimple.h (is_gimple_omp_oacc): Tighten.
8122 * omp-low.c (check_omp_nesting_restrictions): Adjust.
8124 2021-05-18 Richard Biener <rguenther@suse.de>
8126 * tree-ssa-operands.c (mark_address_taken): Simplify.
8128 2021-05-18 Martin Liska <mliska@suse.cz>
8130 * config/gcn/mkoffload.c (STR): Redefine.
8131 * config/i386/intelmic-mkoffload.c (STR): Likewise.
8132 * config/nvptx/mkoffload.c (STR): Likewise.
8134 2021-05-18 Martin Liska <mliska@suse.cz>
8136 * common/config/aarch64/aarch64-common.c (aarch64_parse_extension):
8137 Use startswith function instead of strncmp.
8138 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
8139 * common/config/riscv/riscv-common.c (riscv_subset_list::parse): Likewise.
8140 * config/aarch64/aarch64-sve-builtins-shapes.cc (parse_type): Likewise.
8141 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Likewise.
8142 * config/alpha/alpha.c (alpha_elf_section_type_flags): Likewise.
8143 * config/arm/aarch-common.c (arm_md_asm_adjust): Likewise.
8144 * config/arm/arm.c (arm_file_start): Likewise.
8145 (arm_valid_target_attribute_rec): Likewise.
8146 (thumb1_md_asm_adjust): Likewise.
8147 * config/arm/driver-arm.c (host_detect_local_cpu): Likewise.
8148 * config/avr/avr.c (STR_PREFIX_P): Likewise.
8149 (avr_set_current_function): Likewise.
8150 (avr_handle_addr_attribute): Likewise.
8151 (avr_asm_output_aligned_decl_common): Likewise.
8152 (avr_asm_named_section): Likewise.
8153 (avr_section_type_flags): Likewise.
8154 (avr_asm_select_section): Likewise.
8155 * config/c6x/c6x.c (c6x_in_small_data_p): Likewise.
8156 (c6x_section_type_flags): Likewise.
8157 * config/darwin-c.c (darwin_cfstring_ref_p): Likewise.
8158 (darwin_objc_declare_unresolved_class_reference): Likewise.
8159 (darwin_objc_declare_class_definition): Likewise.
8160 * config/darwin.c (indirect_data): Likewise.
8161 (darwin_encode_section_info): Likewise.
8162 (darwin_objc2_section): Likewise.
8163 (darwin_objc1_section): Likewise.
8164 (machopic_select_section): Likewise.
8165 (darwin_globalize_label): Likewise.
8166 (darwin_label_is_anonymous_local_objc_name): Likewise.
8167 (darwin_asm_named_section): Likewise.
8168 (darwin_asm_output_dwarf_offset): Likewise.
8169 * config/frv/frv.c (frv_string_begins_with): Likewise.
8170 (frv_in_small_data_p): Likewise.
8171 * config/gcn/mkoffload.c (STR): Likewise.
8173 * config/i386/i386-builtins.c (get_builtin_code_for_version): Likewise.
8174 * config/i386/i386-options.c (ix86_option_override_internal): Likewise.
8175 * config/i386/i386.c (x86_64_elf_section_type_flags): Likewise.
8176 (ix86_md_asm_adjust): Likewise.
8177 * config/i386/intelmic-mkoffload.c (STR): Likewise.
8178 * config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
8179 (i386_pe_file_end): Likewise.
8180 * config/ia64/ia64.c (ia64_in_small_data_p): Likewise.
8181 (ia64_section_type_flags): Likewise.
8182 * config/mips/driver-native.c (host_detect_local_cpu): Likewise.
8183 * config/mips/mips.c (mips_handle_interrupt_attr): Likewise.
8184 (mips16_stub_function_p): Likewise.
8185 (mips_function_rodata_section): Likewise.
8186 * config/msp430/msp430.c (msp430_mcu_name): Likewise.
8187 (msp430_function_section): Likewise.
8188 (msp430_section_type_flags): Likewise.
8189 (msp430_expand_helper): Likewise.
8190 * config/nios2/nios2.c (nios2_small_section_name_p): Likewise.
8191 (nios2_valid_target_attribute_rec): Likewise.
8192 * config/nvptx/mkoffload.c (process): Likewise.
8194 * config/pa/som.h: Likewise.
8195 * config/pdp11/pdp11.c (pdp11_output_ident): Likewise.
8196 * config/riscv/riscv.c (riscv_elf_select_rtx_section): Likewise.
8197 * config/rs6000/rs6000.c (VTABLE_NAME_P): Likewise.
8198 (rs6000_inner_target_options): Likewise.
8199 * config/s390/driver-native.c (s390_host_detect_local_cpu): Likewise.
8200 * config/sparc/driver-sparc.c (host_detect_local_cpu): Likewise.
8201 * config/vax/vax.c (vax_output_int_move): Likewise.
8202 * config/vms/vms-ld.c (startswith): Likewise.
8203 (process_args): Likewise.
8205 * config/vms/vms.c: Likewise.
8207 2021-05-18 Jakub Jelinek <jakub@redhat.com>
8209 PR rtl-optimization/100590
8210 * regcprop.c (copyprop_hardreg_forward_1): Only DCE dead sets if
8211 they are NONJUMP_INSN_P.
8213 2021-05-18 Jakub Jelinek <jakub@redhat.com>
8216 * function.c (push_dummy_function): Set DECL_ARTIFICIAL and
8217 DECL_ASSEMBLER_NAME on the fn_decl.
8219 2021-05-18 Jakub Jelinek <jakub@redhat.com>
8221 PR tree-optimization/94589
8222 * tree-ssa-phiopt.c (spaceship_replacement): Pattern match
8223 phi result used in (res & ~1) == 0 comparison as res >= 0 as
8224 res == 2 would be UB with -ffinite-math-only.
8226 2021-05-18 Martin Liska <mliska@suse.cz>
8228 * Makefile.in: genversion.o should depend on DATESTAMP.
8230 2021-05-18 Claudiu Zissulescu <claziss@synopsys.com>
8232 * config/arc/simdext.md (negv2si2): Remove round bracket.
8234 2021-05-18 Andreas Krebbel <krebbel@linux.ibm.com>
8236 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Define
8237 _Bool as macro expanding to _Bool.
8239 2021-05-18 Andreas Krebbel <krebbel@linux.ibm.com>
8242 * tree.c (build_reference_type_for_mode)
8243 (build_pointer_type_for_mode): Pick pointer mode if MODE argument
8245 (build_reference_type, build_pointer_type): Invoke
8246 build_*_type_for_mode with VOIDmode.
8248 2021-05-17 Andrew MacLeod <amacleod@redhat.com>
8250 PR tree-optimization/100512
8251 * gimple-range-cache.cc (ranger_cache::set_global_range): Mark const
8252 and non-zero pointer ranges as invariant.
8253 * gimple-range.cc (gimple_ranger::range_of_stmt): Remove pointer
8254 processing from here.
8256 2021-05-17 Tom de Vries <tdevries@suse.de>
8259 * config/nvptx/nvptx-protos.h (nvptx_output_atomic_insn): Declare
8260 * config/nvptx/nvptx.c (nvptx_output_barrier)
8261 (nvptx_output_atomic_insn): New function.
8262 (nvptx_print_operand): Add support for 'B'.
8263 * config/nvptx/nvptx.md: Use nvptx_output_atomic_insn for atomic
8266 2021-05-17 Aldy Hernandez <aldyh@redhat.com>
8268 PR tree-optimization/100349
8269 * vr-values.c (bounds_of_var_in_loop): Bail if scev returns
8272 2021-05-17 Tamar Christina <tamar.christina@arm.com>
8274 * config/aarch64/driver-aarch64.c (DEFAULT_ARCH): New.
8275 (host_detect_local_cpu): Use it.
8277 2021-05-17 Martin Liska <mliska@suse.cz>
8279 * doc/invoke.texi: Add 2 missing dots.
8281 2021-05-17 Marius Hillenbrand <mhillen@linux.ibm.com>
8284 * configure.ac: Replace pattern substitution with call to sed.
8285 * configure: Regenerate.
8287 2021-05-17 Richard Biener <rguenther@suse.de>
8289 PR middle-end/100582
8290 * tree.c (array_at_struct_end_p): Get to the base of the
8291 reference before looking for the underlying decl.
8293 2021-05-17 Joern Rennecke <joern.rennecke@embecosm.com>
8295 * genoutput.c (validate_insn_alternatives) Make "wrong number of
8296 alternatives" message more specific, and remove assumption on where
8299 2021-05-17 Christophe Lyon <christophe.lyon@linaro.org>
8301 * config/arm/iterators.md (V16): New iterator.
8302 (VH_cvtto): New iterator.
8303 (v_cmp_result): Added V4HF and V8HF support.
8304 * config/arm/vec-common.md (vec_cmp<mode><v_cmp_result>): Use VDQWH.
8305 (vcond<mode><mode>): Likewise.
8306 (vcond_mask_<mode><v_cmp_result>): Likewise.
8307 (vcond<VH_cvtto><mode>): New expander.
8309 2021-05-17 Christophe Lyon <christophe.lyon@linaro.org>
8311 * config/arm/arm-protos.h (arm_expand_vector_compare): Update
8313 * config/arm/arm.c (arm_expand_vector_compare): Add support for
8315 (arm_expand_vcond): Likewise.
8316 * config/arm/iterators.md (supf): Remove VCMPNEQ_S, VCMPEQQ_S,
8317 VCMPEQQ_N_S, VCMPNEQ_N_S.
8318 (VCMPNEQ, VCMPEQQ, VCMPEQQ_N, VCMPNEQ_N): Remove.
8319 * config/arm/mve.md (@mve_vcmp<mve_cmp_op>q_<mode>): Add '@' prefix.
8320 (@mve_vcmp<mve_cmp_op>q_f<mode>): Likewise.
8321 (@mve_vcmp<mve_cmp_op>q_n_f<mode>): Likewise.
8322 (@mve_vpselq_<supf><mode>): Likewise.
8323 (@mve_vpselq_f<mode>"): Likewise.
8324 * config/arm/neon.md (vec_cmp<mode><v_cmp_result): Enable for MVE
8325 and move to vec-common.md.
8326 (vec_cmpu<mode><mode>): Likewise.
8327 (vcond<mode><mode>): Likewise.
8328 (vcond<V_cvtto><mode>): Likewise.
8329 (vcondu<mode><v_cmp_result>): Likewise.
8330 (vcond_mask_<mode><v_cmp_result>): Likewise.
8331 * config/arm/unspecs.md (VCMPNEQ_U, VCMPNEQ_S, VCMPEQQ_S)
8332 (VCMPEQQ_N_S, VCMPNEQ_N_S, VCMPEQQ_U, CMPEQQ_N_U, VCMPNEQ_N_U)
8333 (VCMPGEQ_N_S, VCMPGEQ_S, VCMPGTQ_N_S, VCMPGTQ_S, VCMPLEQ_N_S)
8334 (VCMPLEQ_S, VCMPLTQ_N_S, VCMPLTQ_S, VCMPCSQ_N_U, VCMPCSQ_U)
8335 (VCMPHIQ_N_U, VCMPHIQ_U): Remove.
8336 * config/arm/vec-common.md (vec_cmp<mode><v_cmp_result): Moved
8338 (vec_cmpu<mode><mode>): Likewise.
8339 (vcond<mode><mode>): Likewise.
8340 (vcond<V_cvtto><mode>): Likewise.
8341 (vcondu<mode><v_cmp_result>): Likewise.
8342 (vcond_mask_<mode><v_cmp_result>): Likewise. Added unsafe math
8345 2021-05-17 liuhongt <hongtao.liu@intel.com>
8348 * config/i386/i386.c (ix86_gimple_fold_builtin): Use
8349 gsi_insert_seq_before instead.
8351 2021-05-17 Christophe Lyon <christophe.lyon@linaro.org>
8353 * doc/sourcebuild.texi (arm_qbit_ok): Rename into...
8354 (arm_sat_ok): ...this.
8356 2021-05-17 Martin Liska <mliska@suse.cz>
8358 * lto-wrapper.c (merge_flto_options): Factor out a new function.
8359 (merge_and_complain): Use it.
8360 (run_gcc): Merge also linker command line -flto=foo argument
8363 2021-05-16 Christophe Lyon <christophe.lyon@linaro.org>
8365 * config/arm/arm.h (CPP_SPEC): Remove error message about
8366 -mlittle-endian/-mbig-endian conflict.
8368 2021-05-15 Bill Schmidt <wschmidt@linux.ibm.com>
8370 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Define
8371 __ROP_PROTECT__ if -mrop-protect is selected.
8373 2021-05-15 Bill Schmidt <wschmidt@linux.ibm.com>
8375 * config/rs6000/rs6000-internal.h (rs6000_stack): Add
8376 rop_hash_save_offset and rop_hash_size.
8377 * config/rs6000/rs6000-logue.c (rs6000_stack_info): Compute
8378 rop_hash_size and rop_hash_save_offset.
8379 (debug_stack_info): Dump rop_hash_save_offset and rop_hash_size.
8380 (rs6000_emit_prologue): Emit hashst[p] in prologue.
8381 (rs6000_emit_epilogue): Emit hashchk[p] in epilogue.
8382 * config/rs6000/rs6000.md (unspec): Add UNSPEC_HASHST and
8384 (hashst): New define_insn.
8385 (hashchk): Likewise.
8387 2021-05-15 Bill Schmidt <wschmidt@linux.ibm.com>
8389 * config/rs6000/rs6000.c (rs6000_option_override_internal):
8390 Disable shrink wrap when inserting ROP-protect instructions.
8391 * config/rs6000/rs6000.opt (mrop-protect): New option.
8392 (mprivileged): Likewise.
8393 * doc/invoke.texi: Document mrop-protect and mprivileged.
8395 2021-05-15 Hans-Peter Nilsson <hp@axis.com>
8397 * reorg.c (fill_slots_from_thread): Reinstate code typoed out in
8400 2021-05-15 Martin Jambor <mjambor@suse.cz>
8403 2021-05-13 Martin Jambor <mjambor@suse.cz>
8405 PR tree-optimization/100453
8406 * tree-sra.c (sra_modify_assign): All const base accesses do not
8407 need refreshing, not just those from decl_pool.
8408 (sra_modify_assign): Do not refresh into a const base decl.
8410 2021-05-15 Jakub Jelinek <jakub@redhat.com>
8412 PR rtl-optimization/100342
8413 * regcprop.c (copy_value): When copying a source reg in a wider
8414 mode than it has recorded for the value, adjust recorded destination
8415 mode too or punt if !REG_CAN_CHANGE_MODE_P.
8417 2021-05-14 Jason Merrill <jason@redhat.com>
8419 * intl.h: Add comments.
8421 2021-05-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8423 * config/aarch64/aarch64-simd.md
8424 (aarch64_sqdml<SBINQOPS:as>l2_lane<mode>_internal): Split into...
8425 (aarch64_sqdmlsl2_lane<mode>_internal): ... This...
8426 (aarch64_sqdmlal2_lane<mode>_internal): ... And this.
8427 (aarch64_sqdml<SBINQOPS:as>l2_laneq<mode>_internal): Split into ...
8428 (aarch64_sqdmlsl2_laneq<mode>_internal): ... This...
8429 (aarch64_sqdmlal2_laneq<mode>_internal): ... And this.
8430 (aarch64_sqdml<SBINQOPS:as>l2_n<mode>_internal): Split into...
8431 (aarch64_sqdmlsl2_n<mode>_internal): ... This...
8432 (aarch64_sqdmlal2_n<mode>_internal): ... And this.
8434 2021-05-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8437 * config/arm/arm_neon.h (vtst_s8): Replace call to vtst builtin with it's
8438 boolean logic equivalent.
8439 (vtst_s16): Likewise.
8440 (vtst_s32): Likewise.
8441 (vtst_u8): Likewise.
8442 (vtst_u16): Likewise.
8443 (vtst_u32): Likewise.
8444 (vtst_p8): Likewise.
8445 (vtst_p16): Likewise.
8446 (vtstq_s8): Likewise.
8447 (vtstq_s16): Likewise.
8448 (vtstq_s32): Likewise.
8449 (vtstq_u8): Likewise.
8450 (vtstq_u16): Likewise.
8451 (vtstq_u32): Likewise.
8452 (vtstq_p8): Likewise.
8453 (vtstq_p16): Likewise.
8454 * config/arm/arm_neon_builtins.def: Remove entry for vtst.
8455 * config/arm/neon.md (neon_vtst<mode>): Remove pattern.
8457 2021-05-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8459 * config/aarch64/aarch64-simd.md (aarch64_sqdmlal2<mode>): Merge into...
8460 (aarch64_sqdml<SBINQOPS:as>l2<mode>): ... This.
8461 (aarch64_sqdmlsl2<mode>): Delete.
8462 (aarch64_sqdmlal2_lane<mode>): Merge this...
8463 (aarch64_sqdmlsl2_lane<mode>): ... And this...
8464 (aarch64_sqdml<SBINQOPS:as>l2_lane<mode>): ... Into this.
8465 (aarch64_sqdmlal2_laneq<mode>): Merge this...
8466 (aarch64_sqdmlsl2_laneq<mode>): ... And this...
8467 (aarch64_sqdml<SBINQOPS:as>l2_laneq<mode>): ... Into this.
8468 (aarch64_sqdmlal2_n<mode>): Merge this...
8469 (aarch64_sqdmlsl2_n<mode>): ... And this...
8470 (aarch64_sqdml<SBINQOPS:as>l2_n<mode>): ... Into this.
8472 2021-05-13 Martin Sebor <msebor@redhat.com>
8474 PR middle-end/100574
8475 * builtins.c (access_ref::get_ref): Improve detection of PHIs with
8478 2021-05-13 Martin Sebor <msebor@redhat.com>
8480 PR tree-optimization/93100
8482 * tree-ssa-uninit.c (check_defs): Exclude intrinsic functions that
8483 don't modify referenced objects.
8485 2021-05-13 Martin Jambor <mjambor@suse.cz>
8487 PR tree-optimization/100453
8488 * tree-sra.c (sra_modify_assign): All const base accesses do not
8489 need refreshing, not just those from decl_pool.
8490 (sra_modify_assign): Do not refresh into a const base decl.
8492 2021-05-13 Martin Liska <mliska@suse.cz>
8494 * tree-ssa-dom.c: Remove m_simplifier.
8496 2021-05-13 Richard Earnshaw <rearnsha@arm.com>
8499 * config/arm/arm.c (arm_canonicalize_comparison): Correctly
8500 canonicalize DImode inequality comparisons against the
8501 maximum integral value.
8503 2021-05-13 Jakub Jelinek <jakub@redhat.com>
8505 PR tree-optimization/98856
8506 * config/i386/i386.c (ix86_shift_rotate_cost): Add CODE argument.
8507 Expect V2DI and V4DI arithmetic right shifts to be emulated.
8508 (ix86_rtx_costs, ix86_add_stmt_cost): Adjust ix86_shift_rotate_cost
8510 * config/i386/i386-expand.c (expand_vec_perm_2perm_interleave,
8511 expand_vec_perm_2perm_pblendv): New functions.
8512 (ix86_expand_vec_perm_const_1): Use them.
8513 * config/i386/sse.md (ashr<mode>3<mask_name>): Rename to ...
8514 (<mask_codefor>ashr<mode>3<mask_name>): ... this.
8515 (ashr<mode>3): New define_expand with VI248_AVX512BW iterator.
8516 (ashrv4di3): New define_expand.
8517 (ashrv2di3): Change condition to TARGET_SSE2, handle !TARGET_XOP
8518 and !TARGET_AVX512VL expansion.
8520 2021-05-13 Uroš Bizjak <ubizjak@gmail.com>
8523 * config/i386/i386-expand.c (ix86_expand_sse_movcc): Force mode
8524 sizes < 16 to a register when constructing vpcmov pattern.
8525 * config/i386/mmx.md (*xop_pcmov_<mode>): Use MMXMODE124 mode.
8527 2021-05-13 Martin Liska <mliska@suse.cz>
8529 * gcov-io.c (gcov_write_block): Remove.
8530 (gcov_write_words): Likewise.
8531 (gcov_read_words): Re-implement using gcov_read_bytes.
8532 (gcov_allocate): Remove.
8533 (GCOV_BLOCK_SIZE): Likewise.
8534 (struct gcov_var): Remove most of the fields.
8535 (gcov_position): Implement with ftell.
8536 (gcov_rewrite): Remove setting of start and offset fields.
8537 (from_file): Re-format.
8538 (gcov_open): Remove setbuf call. It should not be needed.
8539 (gcov_close): Remove internal buffer handling.
8540 (gcov_magic): Use __builtin_bswap32.
8541 (gcov_write_counter): Use directly gcov_write_unsigned.
8542 (gcov_write_string): Use direct fwrite and do not round
8544 (gcov_seek): Use directly fseek.
8545 (gcov_write_tag): Use gcov_write_unsigned directly.
8546 (gcov_write_length): Likewise.
8547 (gcov_write_tag_length): Likewise.
8548 (gcov_read_bytes): Use directly fread.
8549 (gcov_read_unsigned): Use gcov_read_words.
8550 (gcov_read_counter): Likewise.
8551 (gcov_read_string): Use gcov_read_bytes.
8552 * gcov-io.h (GCOV_WORD_SIZE): Adjust to reflect
8553 that size is not in bytes, but words (4B).
8554 (GCOV_TAG_FUNCTION_LENGTH): Likewise.
8555 (GCOV_TAG_ARCS_LENGTH): Likewise.
8556 (GCOV_TAG_ARCS_NUM): Likewise.
8557 (GCOV_TAG_COUNTER_LENGTH): Likewise.
8558 (GCOV_TAG_COUNTER_NUM): Likewise.
8559 (GCOV_TAG_SUMMARY_LENGTH): Likewise.
8561 2021-05-13 liuhongt <hongtao.liu@intel.com>
8564 * config/i386/sse.md (ssedoublevecmode): Add attribute for
8565 V64QI/V32HI/V16SI/V4DI.
8566 (ssehalfvecmode): Add attribute for V2DI/V2DF.
8567 (*vec_concatv4si_0): Extend to VI124_128.
8568 (*vec_concat<mode>_0): New pre-reload splitter.
8569 * config/i386/predicates.md (movq_parallel): New predicate.
8571 2021-05-13 Alexandre Oliva <oliva@adacore.com>
8573 * targhooks.c (default_zero_call_used_regs): Retry using
8574 successfully-zeroed registers as sources.
8576 2021-05-12 Tobias Burnus <tobias@codesourcery.com>
8578 * omp-low.c (finish_taskreg_scan): Use the proper detach decl.
8580 2021-05-12 Aldy Hernandez <aldyh@redhat.com>
8583 * gimple-range.cc (range_of_builtin_call): Skip out on
8584 processing __builtin_clz when varying.
8586 2021-05-12 Tom de Vries <tdevries@suse.de>
8589 * config/nvptx/nvptx-opts.h (enum ptx_version): New enum.
8590 * config/nvptx/nvptx.c (nvptx_file_start): Print .version according
8591 to ptx_version_option.
8592 * config/nvptx/nvptx.h (TARGET_PTX_6_3): Define.
8593 * config/nvptx/nvptx.md (define_insn "nvptx_shuffle<mode>")
8594 (define_insn "nvptx_vote_ballot"): Use sync variant for
8596 * config/nvptx/nvptx.opt (ptx_version): Add enum.
8598 * doc/invoke.texi (Nvidia PTX Options): Add mptx item.
8600 2021-05-12 Richard Biener <rguenther@suse.de>
8602 PR tree-optimization/100566
8603 * tree-ssa-sccvn.c (dominated_by_p_w_unex): Properly handle
8604 allow_back for all edge queries.
8606 2021-05-12 liuhongt <hongtao.liu@intel.com>
8609 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Add
8610 splitters for pblendvb of NOT mask register.
8612 2021-05-12 Richard Biener <rguenther@suse.de>
8614 PR tree-optimization/100519
8615 * tree-ssa-reassoc.c (can_associate_p): Split into...
8616 (can_associate_op_p): ... this
8617 (can_associate_type_p): ... and this.
8618 (is_reassociable_op): Call can_associate_op_p.
8619 (break_up_subtract_bb): Call the appropriate predicates.
8620 (reassociate_bb): Likewise.
8622 2021-05-12 Martin Liska <mliska@suse.cz>
8624 * lto-wrapper.c (merge_and_complain): Merge -flto=arg options.
8625 (run_gcc): Use -flto argument detection for merged
8628 2021-05-12 Martin Liska <mliska@suse.cz>
8630 * lto-wrapper.c (print_lto_docs_link): New function.
8631 (run_gcc): Print warning about missing job server detection
8632 after we know NR of partitions. Do the same for -flto{,=1}.
8633 * opts.c (get_option_html_page): Support -flto option.
8635 2021-05-12 Martin Liska <mliska@suse.cz>
8637 * lto-wrapper.c (get_options_from_collect_gcc_options): Change
8639 (append_option): Remove.
8640 (find_option): Rework to use the vector type.
8641 (remove_option): Remove.
8642 (merge_and_complain): Use vectors for cl_decoded_option data
8644 (append_compiler_options): Likewise.
8645 (append_diag_options): Likewise.
8646 (append_linker_options): Likewise.
8647 (append_offload_options): Likewise.
8648 (compile_offload_image): Likewise.
8649 (compile_images_for_offload_targets): Likewise.
8650 (find_and_merge_options): Likewise.
8651 (run_gcc): Likewise.
8653 2021-05-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
8656 * dwarf2out.c (dwarf2out_finish): Set
8657 have_multiple_function_sections with multi-range text_section.
8659 2021-05-12 Martin Liska <mliska@suse.cz>
8662 * Makefile.in: Remove version.h from linker command line.
8664 2021-05-12 Richard Biener <rguenther@suse.de>
8666 PR middle-end/100547
8667 * rtl.h (rtvec_alloc): Make argument size_t.
8668 * rtl.c (rtvec_alloc): Verify the count is less than INT_MAX.
8670 2021-05-12 Jakub Jelinek <jakub@redhat.com>
8672 PR middle-end/100508
8673 * cfgexpand.c (expand_debug_expr): For DEBUG_EXPR_DECL with vector
8674 type, don't reuse DECL_RTL if it has different mode, instead force
8675 creation of a new DEBUG_EXPR.
8677 2021-05-12 Jakub Jelinek <jakub@redhat.com>
8678 Marc Glisse <marc.glisse@inria.fr>
8680 PR tree-optimization/94589
8681 * match.pd ((X & Y) == X -> (X & ~Y) == 0,
8682 (X | Y) == Y -> (X & ~Y) == 0): New GIMPLE simplifications.
8684 2021-05-12 Uroš Bizjak <ubizjak@gmail.com>
8687 * config/i386/i386-expand.c (ix86_expand_sse_movcc): Handle V2SF mode.
8688 * config/i386/mmx.md (MMXMODE124): New mode iterator.
8690 (mmxintvecmode): New mode attribute.
8691 (mmxintvecmodelower): Ditto.
8692 (*mmx_maskcmpv2sf3_comm): New insn pattern.
8693 (*mmx_maskcmpv2sf3): Ditto.
8694 (vec_cmpv2sfv2si): New expander.
8695 (vcond<V2FI:mode>v2si): Ditto.
8696 (mmx_vlendvps): New insn pattern.
8697 (vcond<MMXMODE124:mode><MMXMODEI:mode>): Also handle V2SFmode.
8698 (vcondu<MMXMODE124:mode><MMXMODEI:mode>): Ditto.
8699 (vcond_mask_<mode><mmxintvecmodelower>): Ditto.
8701 2021-05-11 Martin Sebor <msebor@redhat.com>
8704 * expr.c (expand_expr_real_1): Replace unreachable code with an assert.
8706 2021-05-11 Richard Biener <rguenther@suse.de>
8708 * gimple-fold.c (gimple_fold_call): Do not call
8709 maybe_fold_reference on call arguments or the static chain.
8710 (fold_stmt_1): Do not call maybe_fold_reference on GIMPLE_ASM
8713 2021-05-11 Martin Liska <mliska@suse.cz>
8715 * builtins.def (DEF_HSAIL_BUILTIN): Remove.
8716 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
8717 (DEF_HSAIL_SAT_BUILTIN): Likewise.
8718 (DEF_HSAIL_INTR_BUILTIN): Likewise.
8719 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
8720 * doc/frontends.texi: Remove BRIG.
8721 * doc/install.texi: Likewise.
8722 * doc/invoke.texi: Likewise.
8723 * doc/standards.texi: Likewise.
8724 * brig-builtins.def: Removed.
8725 * brig/ChangeLog: Removed.
8726 * brig/Make-lang.in: Removed.
8727 * brig/brig-builtins.h: Removed.
8728 * brig/brig-c.h: Removed.
8729 * brig/brig-lang.c: Removed.
8730 * brig/brigfrontend/brig-arg-block-handler.cc: Removed.
8731 * brig/brigfrontend/brig-atomic-inst-handler.cc: Removed.
8732 * brig/brigfrontend/brig-basic-inst-handler.cc: Removed.
8733 * brig/brigfrontend/brig-branch-inst-handler.cc: Removed.
8734 * brig/brigfrontend/brig-cmp-inst-handler.cc: Removed.
8735 * brig/brigfrontend/brig-code-entry-handler.cc: Removed.
8736 * brig/brigfrontend/brig-code-entry-handler.h: Removed.
8737 * brig/brigfrontend/brig-comment-handler.cc: Removed.
8738 * brig/brigfrontend/brig-control-handler.cc: Removed.
8739 * brig/brigfrontend/brig-copy-move-inst-handler.cc: Removed.
8740 * brig/brigfrontend/brig-cvt-inst-handler.cc: Removed.
8741 * brig/brigfrontend/brig-fbarrier-handler.cc: Removed.
8742 * brig/brigfrontend/brig-function-handler.cc: Removed.
8743 * brig/brigfrontend/brig-function.cc: Removed.
8744 * brig/brigfrontend/brig-function.h: Removed.
8745 * brig/brigfrontend/brig-inst-mod-handler.cc: Removed.
8746 * brig/brigfrontend/brig-label-handler.cc: Removed.
8747 * brig/brigfrontend/brig-lane-inst-handler.cc: Removed.
8748 * brig/brigfrontend/brig-machine.c: Removed.
8749 * brig/brigfrontend/brig-machine.h: Removed.
8750 * brig/brigfrontend/brig-mem-inst-handler.cc: Removed.
8751 * brig/brigfrontend/brig-module-handler.cc: Removed.
8752 * brig/brigfrontend/brig-queue-inst-handler.cc: Removed.
8753 * brig/brigfrontend/brig-seg-inst-handler.cc: Removed.
8754 * brig/brigfrontend/brig-signal-inst-handler.cc: Removed.
8755 * brig/brigfrontend/brig-to-generic.cc: Removed.
8756 * brig/brigfrontend/brig-to-generic.h: Removed.
8757 * brig/brigfrontend/brig-util.cc: Removed.
8758 * brig/brigfrontend/brig-util.h: Removed.
8759 * brig/brigfrontend/brig-variable-handler.cc: Removed.
8760 * brig/brigfrontend/hsa-brig-format.h: Removed.
8761 * brig/brigfrontend/phsa.h: Removed.
8762 * brig/brigspec.c: Removed.
8763 * brig/config-lang.in: Removed.
8764 * brig/gccbrig.texi: Removed.
8765 * brig/lang-specs.h: Removed.
8766 * brig/lang.opt: Removed.
8768 2021-05-11 Richard Biener <rguenther@suse.de>
8771 * ipa-param-manipulation.c
8772 (ipa_param_body_adjustments::modify_call_stmt): Avoid
8773 altering SSA_NAME_DEF_STMT by adjusting the calls LHS
8774 via gimple_call_lhs_ptr.
8776 2021-05-11 Alex Coplan <alex.coplan@arm.com>
8779 * config/arm/arm.c (cmse_nonsecure_call_inline_register_clear):
8780 Avoid emitting CFA adjusts on the sp if we have the fp.
8782 2021-05-11 Richard Sandiford <richard.sandiford@arm.com>
8784 * config/aarch64/iterators.md (VMUL_CHANGE_NLANES): Delete.
8785 (VMULD): New iterator.
8786 (VCOND): Handle V4HF and V8HF.
8787 (VCONQ): Fix entry for V2SF.
8788 * config/aarch64/aarch64-simd.md (mul_lane<mode>3): Use VMULD
8789 instead of VMUL. Use a 64-bit vector mode for the indexed operand.
8790 (*aarch64_mul3_elt_<vswap_width_name><mode>): Merge with...
8791 (mul_laneq<mode>3): ...this define_insn. Use VMUL instead of VDQSF.
8792 Use a 128-bit vector mode for the indexed operand. Use stype for
8793 the scheduling type.
8795 2021-05-11 Richard Biener <rguenther@suse.de>
8797 * gimple-fold.c (maybe_fold_reference): Only return
8798 is_gimple_min_invariant values.
8800 2021-05-11 Richard Biener <rguenther@suse.de>
8802 PR middle-end/100509
8803 * gimple-fold.c (fold_gimple_assign): Only call
8804 get_symbol_constant_value on register type symbols.
8806 2021-05-11 Srinath Parvathaneni <srinath.parvathaneni@arm.com>
8807 Joe Ramsay <joe.ramsay@arm.com>
8810 * config/arm/arm_mve.h (__arm_vstrwq_scatter_offset): Fix wrong arguments.
8811 (__arm_vcmpneq): Remove duplicate definition.
8812 (__arm_vstrwq_scatter_offset_p): Likewise.
8813 (__arm_vmaxq_x): Likewise.
8814 (__arm_vmlsdavaq): Likewise.
8815 (__arm_vmlsdavaxq): Likewise.
8816 (__arm_vmlsdavq_p): Likewise.
8817 (__arm_vmlsdavxq_p): Likewise.
8818 (__arm_vrmlaldavhaq): Likewise.
8819 (__arm_vstrbq_p): Likewise.
8820 (__arm_vstrbq_scatter_offset): Likewise.
8821 (__arm_vstrbq_scatter_offset_p): Likewise.
8822 (__arm_vstrdq_scatter_offset): Likewise.
8823 (__arm_vstrdq_scatter_offset_p): Likewise.
8824 (__arm_vstrdq_scatter_shifted_offset): Likewise.
8825 (__arm_vstrdq_scatter_shifted_offset_p): Likewise.
8827 2021-05-11 Jakub Jelinek <jakub@redhat.com>
8829 PR middle-end/100471
8830 * omp-low.c (lower_omp_task_reductions): For OMP_TASKLOOP, if data
8831 is 0, bypass the reduction loop including
8832 GOMP_taskgroup_reduction_unregister call.
8834 2021-05-11 Kewen Lin <linkw@linux.ibm.com>
8836 * config/rs6000/rs6000.c (struct rs6000_cost_data): New member
8838 (rs6000_density_test): Early return if costing_for_scalar is true.
8839 (rs6000_init_cost): Init costing_for_scalar of rs6000_cost_data.
8841 2021-05-11 Kewen Lin <linkw@linux.ibm.com>
8843 * doc/tm.texi: Regenerated.
8844 * target.def (init_cost): Add new parameter costing_for_scalar.
8845 * targhooks.c (default_init_cost): Adjust for new parameter.
8846 * targhooks.h (default_init_cost): Likewise.
8847 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Likewise.
8848 (vect_compute_single_scalar_iteration_cost): Likewise.
8849 (vect_analyze_loop_2): Likewise.
8850 * tree-vect-slp.c (_bb_vec_info::_bb_vec_info): Likewise.
8851 (vect_bb_vectorization_profitable_p): Likewise.
8852 * tree-vectorizer.h (init_cost): Likewise.
8853 * config/aarch64/aarch64.c (aarch64_init_cost): Likewise.
8854 * config/i386/i386.c (ix86_init_cost): Likewise.
8855 * config/rs6000/rs6000.c (rs6000_init_cost): Likewise.
8857 2021-05-11 Kewen Lin <linkw@linux.ibm.com>
8859 * config/rs6000/rs6000.c (rs6000_vect_nonmem): Renamed to
8860 vect_nonmem and moved into...
8861 (struct rs6000_cost_data): ...here.
8862 (rs6000_init_cost): Use vect_nonmem of cost_data instead.
8863 (rs6000_add_stmt_cost): Likewise.
8864 (rs6000_finish_cost): Likewise.
8866 2021-05-10 Eric Botcazou <ebotcazou@adacore.com>
8868 * range-op.cc (get_bool_state): Adjust head comment.
8869 (operator_not_equal::op1_range): Fix comment.
8870 (operator_bitwise_xor::op1_range): Remove call to gcc_unreachable.
8872 2021-05-10 Martin Sebor <msebor@redhat.com>
8874 PR middle-end/100425
8875 PR middle-end/100510
8876 * gimple-ssa-warn-alloca.c (pass_walloca::firast_time_p): Rename...
8877 (pass_walloca::xlimit_certain_p): ...to this.
8878 (pass_walloca::gate): Execute for any kind of handled warning.
8879 (pass_walloca::execute): Avoid issuing "maybe" and "unbounded"
8880 warnings when xlimit_certain_p is set.
8882 2021-05-10 Pat Haugen <pthaugen@linux.ibm.com>
8884 * config/rs6000/rs6000.c (rs6000_ira_change_pseudo_allocno_class):
8885 Return ALTIVEC_REGS if that is best_class.
8886 (rs6000_compute_pressure_classes): Add ALTIVEC_REGS.
8888 2021-05-10 Christophe Lyon <christophe.lyon@linaro.org>
8890 * config/arm/arm.h (CPP_SPEC): Remove error message about
8893 2021-05-10 Martin Jambor <mjambor@suse.cz>
8895 * ipa-prop.h (IPA_NODE_REF): Removed.
8896 (IPA_NODE_REF_GET_CREATE): Likewise.
8897 (IPA_EDGE_REF): Likewise.
8898 (IPA_EDGE_REF_GET_CREATE): Likewise.
8899 (IS_VALID_JUMP_FUNC_INDEX): Likewise.
8900 * ipa-cp.c (print_all_lattices): Replaced IPA_NODE_REF with a direct
8901 use of ipa_node_params_sum.
8902 (ipcp_versionable_function_p): Likewise.
8903 (push_node_to_stack): Likewise.
8904 (pop_node_from_stack): Likewise.
8905 (set_single_call_flag): Replaced two IPA_NODE_REF with one single
8906 direct use of ipa_node_params_sum.
8907 (initialize_node_lattices): Replaced IPA_NODE_REF with a direct use of
8908 ipa_node_params_sum.
8909 (ipa_context_from_jfunc): Replaced IPA_EDGE_REF with a direct use of
8911 (ipcp_verify_propagated_values): Replaced IPA_NODE_REF with a direct
8912 use of ipa_node_params_sum.
8913 (self_recursively_generated_p): Likewise.
8914 (propagate_scalar_across_jump_function): Likewise.
8915 (propagate_context_across_jump_function): Replaced IPA_EDGE_REF with a
8916 direct use of ipa_edge_args_sum, moved the lookup after the early
8917 exit. Replaced IPA_NODE_REF with a direct use of ipa_node_params_sum.
8918 (propagate_bits_across_jump_function): Replaced IPA_NODE_REF with
8919 direct uses of ipa_node_params_sum.
8920 (propagate_vr_across_jump_function): Likewise.
8921 (propagate_aggregate_lattice): Likewise.
8922 (propagate_aggs_across_jump_function): Likewise.
8923 (propagate_constants_across_call): Likewise, also replaced
8924 IPA_EDGE_REF with a direct use of ipa_edge_args_sum.
8925 (good_cloning_opportunity_p): Replaced IPA_NODE_REF with a direct use
8926 of ipa_node_params_sum.
8927 (estimate_local_effects): Likewise.
8928 (add_all_node_vals_to_toposort): Likewise.
8929 (propagate_constants_topo): Likewise.
8930 (ipcp_propagate_stage): Likewise.
8931 (ipcp_discover_new_direct_edges): Likewise.
8932 (calls_same_node_or_its_all_contexts_clone_p): Likewise.
8933 (cgraph_edge_brings_value_p): Likewise (in both overloaded functions).
8934 (get_info_about_necessary_edges): Likewise.
8935 (want_remove_some_param_p): Likewise.
8936 (create_specialized_node): Likewise.
8937 (self_recursive_pass_through_p): Likewise.
8938 (self_recursive_agg_pass_through_p): Likewise.
8939 (find_more_scalar_values_for_callers_subset): Likewise and also
8940 replaced IPA_EDGE_REF with direct uses of ipa_edge_args_sum, in one
8941 case replacing two of those with a single query.
8942 (find_more_contexts_for_caller_subset): Likewise for the
8943 ipa_polymorphic_call_context overload.
8944 (intersect_aggregates_with_edge): Replaced IPA_EDGE_REF with a direct
8945 use of ipa_edge_args_sum. Replaced IPA_NODE_REF with direct uses of
8946 ipa_node_params_sum.
8947 (find_aggregate_values_for_callers_subset): Likewise, also reusing
8948 results of ipa_edge_args_sum->get.
8949 (cgraph_edge_brings_all_scalars_for_node): Replaced IPA_NODE_REF with
8950 direct uses of ipa_node_params_sum, replaced IPA_EDGE_REF with a
8951 direct use of ipa_edge_args_sum.
8952 (cgraph_edge_brings_all_agg_vals_for_node): Likewise, moved node
8953 summary query after the early exit and reused the result later.
8954 (decide_about_value): Replaced IPA_NODE_REF with a direct use of
8955 ipa_node_params_sum.
8956 (decide_whether_version_node): Likewise. Removed re-querying for
8957 summaries after cloning.
8958 (spread_undeadness): Replaced IPA_NODE_REF with a direct use of
8959 ipa_node_params_sum.
8960 (has_undead_caller_from_outside_scc_p): Likewise, reusing results of
8962 (identify_dead_nodes): Likewise.
8963 (ipcp_store_bits_results): Replaced IPA_NODE_REF with direct uses of
8964 ipa_node_params_sum.
8965 (ipcp_store_vr_results): Likewise.
8966 * ipa-fnsummary.c (evaluate_properties_for_edge): Likewise.
8967 (ipa_fn_summary_t::duplicate): Likewise.
8968 (analyze_function_body): Likewise.
8969 (estimate_calls_size_and_time): Likewise.
8970 (ipa_cached_call_context::duplicate_from): Likewise.
8971 (ipa_call_context::equal_to): Likewise.
8972 (remap_edge_params): Likewise.
8973 (ipa_merge_fn_summary_after_inlining): Likewise.
8974 (inline_read_section): Likewise.
8975 * ipa-icf.c (sem_function::param_used_p): Likewise.
8976 * ipa-modref.c (compute_parm_map): Likewise.
8977 (compute_parm_map): Replaced IPA_EDGE_REF with a direct use of
8979 (get_access_for_fnspec): Replaced IPA_NODE_REF with a direct use of
8980 ipa_node_params_sum and replaced IPA_EDGE_REF with a direct use of
8982 * ipa-profile.c (check_argument_count): Likewise.
8983 * ipa-prop.c (ipa_alloc_node_params): Replaced IPA_NODE_REF_GET_CREATE
8984 with a direct use of ipa_node_params_sum.
8985 (ipa_initialize_node_params): Likewise.
8986 (ipa_print_node_jump_functions_for_edge): Replaced IPA_EDGE_REF with a
8987 direct use of ipa_edge_args_sum and reused the query result.
8988 (ipa_compute_jump_functions_for_edge): Replaced IPA_NODE_REF with a
8989 direct use of ipa_node_params_sum and replaced IPA_EDGE_REF with a
8990 direct use of ipa_edge_args_sum.
8991 (ipa_note_param_call): Replaced IPA_NODE_REF with a direct use of
8992 ipa_node_params_sum and reused the result of the query.
8993 (ipa_analyze_node): Likewise.
8994 (ipa_analyze_controlled_uses): Replaced IPA_NODE_REF with a direct use
8995 of ipa_node_params_sum.
8996 (update_jump_functions_after_inlining): Replaced IPA_EDGE_REF with
8997 direct uses of ipa_edge_args_sum.
8998 (update_indirect_edges_after_inlining): Replaced IPA_NODE_REF with
8999 direct uses of ipa_node_params_sum and replaced IPA_EDGE_REF with a
9000 direct use of ipa_edge_args_sum. Removed superficial re-querying the
9002 (propagate_controlled_uses): Replaced IPA_NODE_REF with direct uses of
9003 ipa_node_params_sum and replaced IPA_EDGE_REF with a direct use of
9005 (ipa_propagate_indirect_call_infos): Replaced IPA_EDGE_REF with a
9006 direct use of ipa_edge_args_sum.
9007 (ipa_edge_args_sum_t::duplicate): Replaced IPA_NODE_REF with a direct
9008 use of ipa_node_params_sum.
9009 (ipa_print_node_params): Likewise.
9010 (ipa_write_node_info): Likewise and also replaced IPA_EDGE_REF with
9011 direct uses of ipa_edge_args_sum.
9012 (ipa_read_edge_info): Replaced IPA_EDGE_REF with a direct use of
9014 (ipa_read_node_info): Replaced IPA_NODE_REF with a direct use of
9015 ipa_node_params_sum.
9016 (ipa_prop_write_jump_functions): Likewise. Move variable node to the
9017 scopes where it is used.
9019 2021-05-10 Uroš Bizjak <ubizjak@gmail.com>
9021 * config/i386/i386-expand.c (ix86_expand_sse_movcc)
9022 <case E_V2SImode>: Force op_true to register.
9024 2021-05-10 Christophe Lyon <christophe.lyon@linaro.org>
9026 * config/arm/iterators.md (MVE_FP_COMPARISONS): New.
9027 * config/arm/mve.md (mve_vcmp<mve_cmp_op>q_f<mode>)
9028 (mve_vcmp<mve_cmp_op>q_n_f<mode>): New, merge all vcmp_*f*
9030 (mve_vcmpeqq_f<mode>, mve_vcmpeqq_n_f<mode>, mve_vcmpgeq_f<mode>)
9031 (mve_vcmpgeq_n_f<mode>, mve_vcmpgtq_f<mode>)
9032 (mve_vcmpgtq_n_f<mode>, mve_vcmpleq_f<mode>)
9033 (mve_vcmpleq_n_f<mode>, mve_vcmpltq_f<mode>)
9034 (mve_vcmpltq_n_f<mode>, mve_vcmpneq_f<mode>)
9035 (mve_vcmpneq_n_f<mode>): Remove.
9036 * config/arm/unspecs.md (VCMPEQQ_F, VCMPEQQ_N_F, VCMPGEQ_F)
9037 (VCMPGEQ_N_F, VCMPGTQ_F, VCMPGTQ_N_F, VCMPLEQ_F, VCMPLEQ_N_F)
9038 (VCMPLTQ_F, VCMPLTQ_N_F, VCMPNEQ_F, VCMPNEQ_N_F): Remove.
9040 2021-05-10 Christophe Lyon <christophe.lyon@linaro.org>
9042 * config/arm/iterators.md (MVE_COMPARISONS): New.
9044 (mve_cmp_type): New.
9045 * config/arm/mve.md (mve_vcmp<mve_cmp_op>q_<mode>): New, merge all
9047 (mve_vcmpneq_<mode>, mve_vcmpcsq_n_<mode>, mve_vcmpcsq_<mode>)
9048 (mve_vcmpeqq_n_<mode>, mve_vcmpeqq_<mode>, mve_vcmpgeq_n_<mode>)
9049 (mve_vcmpgeq_<mode>, mve_vcmpgtq_n_<mode>, mve_vcmpgtq_<mode>)
9050 (mve_vcmphiq_n_<mode>, mve_vcmphiq_<mode>, mve_vcmpleq_n_<mode>)
9051 (mve_vcmpleq_<mode>, mve_vcmpltq_n_<mode>, mve_vcmpltq_<mode>)
9052 (mve_vcmpneq_n_<mode>, mve_vcmpltq_n_<mode>, mve_vcmpltq_<mode>)
9053 (mve_vcmpneq_n_<mode>): Remove.
9055 2021-05-10 Christophe Lyon <christophe.lyon@linaro.org>
9057 * config/arm/arm_mve.h (__arm_vcmp*): Remove 's' suffix.
9058 * config/arm/arm_mve_builtins.def (vcmp*): Remove 's' suffix.
9059 * config/arm/mve.md (mve_vcmp*): Remove 's' suffix in pattern
9062 2021-05-10 Christophe Lyon <christophe.lyon@linaro.org>
9064 * config/arm/arm_mve_builtins.def (vcmpneq_u): Remove.
9065 (vcmpneq_n_u): Likewise.
9066 (vcmpeqq_u,): Likewise.
9067 (vcmpeqq_n_u): Likewise.
9068 * config/arm/iterators.md (supf): Remove VCMPNEQ_U, VCMPEQQ_U,
9069 VCMPEQQ_N_U and VCMPNEQ_N_U.
9070 * config/arm/mve.md (mve_vcmpneq): Remove <supf> iteration.
9071 (mve_vcmpeqq_n): Likewise.
9072 (mve_vcmpeqq): Likewise.
9073 (mve_vcmpneq_n): Likewise.
9075 2021-05-10 Christophe Lyon <christophe.lyon@linaro.org>
9077 * config/arm/arm_mve.h (__arm_vcmpeq*u*, __arm_vcmpne*u*): Call
9078 the 's' version of the builtin.
9080 2021-05-10 Richard Biener <rguenther@suse.de>
9082 PR tree-optimization/100492
9083 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
9084 Find nothing when the loop contains an irreducible region.
9086 2021-05-10 Richard Biener <rguenther@suse.de>
9088 PR middle-end/100464
9090 * gimple-fold.c (canonicalize_constructor_val): Do not set
9093 2021-05-10 Richard Biener <rguenther@suse.de>
9095 PR tree-optimization/100434
9096 * tree-ssa-dse.c (initialize_ao_ref_for_dse): Handle
9098 (dse_optimize_stmt): Handle call LHS by dropping the
9099 LHS or the whole call if it doesn't have other
9101 (pass_dse::execute): Adjust.
9103 2021-05-10 Martin Liska <mliska@suse.cz>
9105 * Makefile.in: Add missing genversion rule.
9107 2021-05-10 Alex Coplan <alex.coplan@arm.com>
9110 * config/arm/mve.md (*mve_mov<mode>): Simplify output code. Use
9111 vldrw.u32 and vstrw.32 for V2D[IF]mode loads and stores.
9113 2021-05-10 Martin Liska <mliska@suse.cz>
9115 * builtins.c (is_builtin_name): Use startswith
9116 function instead of strncmp.
9117 * collect2.c (main): Likewise.
9118 (has_lto_section): Likewise.
9119 (scan_libraries): Likewise.
9120 * coverage.c (coverage_checksum_string): Likewise.
9121 (coverage_init): Likewise.
9122 * dwarf2out.c (is_cxx): Likewise.
9123 (gen_compile_unit_die): Likewise.
9124 * gcc-ar.c (main): Likewise.
9125 * gcc.c (init_spec): Likewise.
9126 (read_specs): Likewise.
9127 (execute): Likewise.
9128 (check_live_switch): Likewise.
9129 * genattrtab.c (write_attr_case): Likewise.
9130 (IS_ATTR_GROUP): Likewise.
9131 * gencfn-macros.c (main): Likewise.
9132 * gengtype.c (type_for_name): Likewise.
9133 (gen_rtx_next): Likewise.
9134 (get_file_langdir): Likewise.
9135 (write_local): Likewise.
9136 * genmatch.c (get_operator): Likewise.
9137 (get_operand_type): Likewise.
9138 (expr::gen_transform): Likewise.
9139 * genoutput.c (validate_optab_operands): Likewise.
9140 * incpath.c (add_sysroot_to_chain): Likewise.
9141 * langhooks.c (lang_GNU_C): Likewise.
9142 (lang_GNU_CXX): Likewise.
9143 (lang_GNU_Fortran): Likewise.
9144 (lang_GNU_OBJC): Likewise.
9145 * lto-wrapper.c (run_gcc): Likewise.
9146 * omp-general.c (omp_max_simt_vf): Likewise.
9147 * omp-low.c (omp_runtime_api_call): Likewise.
9148 * opts-common.c (parse_options_from_collect_gcc_options): Likewise.
9149 * read-rtl-function.c (function_reader::read_rtx_operand_r): Likewise.
9150 * real.c (real_from_string): Likewise.
9151 * selftest.c (assert_str_startswith): Likewise.
9152 * timevar.c (timer::validate_phases): Likewise.
9153 * tree.c (get_file_function_name): Likewise.
9154 * ubsan.c (ubsan_use_new_style_p): Likewise.
9155 * varasm.c (default_function_rodata_section): Likewise.
9156 (incorporeal_function_p): Likewise.
9157 (default_section_type_flags): Likewise.
9158 * system.h (startswith): Define startswith.
9160 2021-05-10 Martin Liska <mliska@suse.cz>
9162 * bitmap.h (class auto_bitmap): Remove
9163 __cplusplus >= 201103.
9164 * config/aarch64/aarch64.c: Likewise.
9165 * gimple-ssa-store-merging.c (store_immediate_info::store_immediate_info):
9167 * sbitmap.h: Likewise.
9169 2021-05-10 Martin Liska <mliska@suse.cz>
9171 * Makefile.in: Rename gcov-iov to genversion and depend
9172 on version.h (instead of gcov-iov.h).
9173 * gcov-io.h: Include version.h instread of gcov-iov.h.
9174 * gengtype-state.c (read_state_version): Likewise.
9175 * gcov-iov.c: Moved to...
9176 * genversion.c: ...here.
9177 * lto-streamer.h (LTO_major_version): Define it with
9179 * version.c: Removed.
9180 * version.h: Removed.
9182 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
9184 * config/arc/arc.md (UNSPEC_ARC_DMPYWH): Define.
9185 * config/arc/simdext.md (VCT): Add predicates for iterator
9189 (vec_widen_<V_US>mult_hi_v4hi): Change pattern predicate.
9190 (<voptab>v2si3): New patterns.
9192 (reduc_plus_scal_v4hi): Likewise.
9193 (reduc_plus_scal_v2si): Likewise.
9194 (vec_duplicatev2si): Likewise.
9195 (vec_duplicatev4hi): Likewise.
9197 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
9199 * config/arc/simdext.md: Format and cleanup file.
9201 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
9203 * config/arc/simdext.md (movmisalignv2hi): Allow misaligned access
9204 only when munaligned-access option is on.
9205 (movmisalign<mode>): Likewise.
9207 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
9209 * common/config/arc/arc-common.c (arc_handle_option): Remove dot
9211 * config/arc/arc.c (arc_reorg): Remove underscore from string.
9213 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
9215 * config/arc/arc.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
9216 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
9217 * config/arc/arc.md (clrsbsi2): Cleanup pattern.
9221 (clzsi2): Use fls instruction when available.
9222 (arc_clzsi2): Likewise.
9224 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
9226 * config/arc/arc.h (ADDITIONAL_REGISTER_NAMES): Add r26 and r27.
9228 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
9230 * doc/extend.texi (__builtin_arc_sr): Swap arguments.
9232 2021-05-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
9234 PR middle-end/100467
9235 * toplev.c (compile_file): Call insn_locations_init before
9236 targetm.asm_out.code_end.
9238 2021-05-07 Andrew Stubbs <ams@codesourcery.com>
9241 2021-05-07 Andrew Stubbs <ams@codesourcery.com>
9243 * config/gcn/gcn.c (gcn_scalar_mode_supported_p): Disable TImode.
9245 2021-05-07 Jakub Jelinek <jakub@redhat.com>
9246 Andrew Stubbs <amd@codesourcery.com>
9249 * builtins.c (try_store_by_multiple_pieces): Use force_operand for
9250 emit_move_insn operands.
9252 2021-05-07 Eric Botcazou <ebotcazou@adacore.com>
9254 * cfgexpand.c (expand_gimple_basic_block): Do not inherit a current
9255 location for the outgoing edges of an empty block.
9256 * dwarf2out.c (add_subscript_info): Retrieve the bounds and index
9257 type by means of the get_array_descr_info langhook, if it is set and
9258 returns true. Remove obsolete code dealing with unnamed subtypes.
9260 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
9262 * gimple-range-cache.cc (ssa_block_ranges): Virtualize.
9263 (sbr_vector): Renamed from ssa_block_cache.
9264 (sbr_vector::sbr_vector): Allocate from obstack abd initialize.
9265 (ssa_block_ranges::~ssa_block_ranges): Remove.
9266 (sbr_vector::set_bb_range): Use varying and undefined cached values.
9267 (ssa_block_ranges::set_bb_varying): Remove.
9268 (sbr_vector::get_bb_range): Adjust assert.
9269 (sbr_vector::bb_range_p): Adjust assert.
9270 (~block_range_cache): No freeing loop required.
9271 (block_range_cache::get_block_ranges): Remove.
9272 (block_range_cache::set_bb_range): Inline get_block_ranges.
9273 (block_range_cache::set_bb_varying): Remove.
9274 * gimple-range-cache.h (set_bb_varying): Remove prototype.
9275 * value-range.h (irange_allocator::get_memory): New.
9277 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
9279 * gimple-range-cache.cc (non_null_ref::non_null_deref_p): Search
9280 dominator tree is available and requested.
9281 (ranger_cache::ssa_range_in_bb): Don't search dom tree here.
9282 (ranger_cache::fill_block_cache): Don't search dom tree here either.
9283 * gimple-range-cache.h (non_null_deref_p): Add dom_search param.
9285 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
9287 * gimple-range.cc (gimple_ranger::range_on_exit): Handle block with
9288 only PHI nodes better.
9290 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
9292 * gimple-range-edge.h (gimple_outgoing_range): Rename from
9294 (gcond_edge_range): Export prototype.
9295 * gimple-range-edge.cc (gcond_edge_range): New.
9296 (gimple_outgoing_range::edge_range_p): Use gcond_edge_range.
9297 * gimple-range-gori.h (gori_compute): Use gimple_outgoing_range.
9299 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
9301 * gimple-range-edge.cc (outgoing_range::calc_switch_ranges): Compute
9302 default range into a temp and allocate only what is needed.
9304 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
9306 * range-op.cc (operator_trunc_mod::wi_fold): x % 0 is UNDEFINED.
9308 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
9310 * gimple-range.h (gimple_range_global): Pick up parameter initial
9311 values, and use-before defined locals are UNDEFINED.
9313 2021-05-07 Eric Botcazou <ebotcazou@adacore.com>
9315 * doc/extend.texi (scalar_storage_order): Mention effect on pointer
9317 * tree.h (reverse_storage_order_for_component_p): Return false if
9318 the type is a pointer.
9320 2021-05-07 Andrew Stubbs <ams@codesourcery.com>
9322 * config/gcn/gcn.c (gcn_scalar_mode_supported_p): Disable TImode.
9324 2021-05-07 Uroš Bizjak <ubizjak@gmail.com>
9327 * config/i386/i386-expand.c (ix86_expand_sse_movcc):
9328 Handle V8QI, V4HI and V2SI modes.
9329 * config/i386/mmx.md (mmx_pblendvb): New insn pattern.
9330 * config/i386/sse.md (unspec): Move UNSPEC_BLENDV ...
9331 * config/i386/i386.md (unspec): ... here.
9333 2021-05-07 Tobias Burnus <tobias@codesourcery.com>
9334 Tom de Vries <tdevries@suse.de>
9336 * omp-low.c (lower_rec_simd_input_clauses): Set max_vf = 1 if
9337 a truth_value_p reduction variable is nonintegral.
9339 2021-05-07 Uroš Bizjak <ubizjak@gmail.com>
9342 * config/i386/i386-expand.c (ix86_use_mask_cmp_p):
9343 Return false for mode sizes < 16.
9345 2021-05-07 Jakub Jelinek <jakub@redhat.com>
9348 * config/i386/mmx.md (*xop_pcmov_<mode>): New define_insn.
9350 2021-05-06 Martin Jambor <mjambor@suse.cz>
9352 * ipa-sra.c (ipa_sra_dump_all_summaries): Dump edge summaries even
9353 when there is no function summary.
9354 (ipa_sra_summarize_function): produce edge summaries even when
9357 2021-05-06 Tom Tromey <tom@tromey.com>
9359 * godump.c (string_hash_eq): Remove.
9360 (go_finish): Use htab_eq_string.
9362 2021-05-06 Tom Tromey <tom@tromey.com>
9364 * gengtype-state.c (read_state): Use htab_eq_string.
9365 (string_eq): Remove.
9367 2021-05-06 Tom Tromey <tom@tromey.com>
9369 * gensupport.c (htab_eq_string): Remove.
9371 2021-05-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
9374 * debug.h (gcc_debug_hooks): Add set_ignored_loc function pointer.
9375 * dwarf2out.h (dw_fde_node::ignored_debug): New data item.
9376 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Add dummy
9377 set_ignored_loc callbacks.
9378 * debug.c (do_nothing_debug_hooks): Likewise.
9379 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
9380 * dwarf2out.c (text_section_used, cold_text_section_used): Remove.
9381 (in_text_section_p, last_text_label, last_cold_label,
9382 switch_text_ranges, switch_cold_ranges): New data items.
9383 (dwarf2out_note_section_used): Remove.
9384 (dwarf2out_begin_prologue): Set fde->ignored_debug and
9386 (mark_ignored_debug_section): New helper function.
9387 (dwarf2out_end_epilogue, dwarf2out_switch_text_section): Call
9388 mark_ignored_debug_section.
9389 (dwarf2_debug_hooks): Use dwarf2out_set_ignored_loc.
9390 (dwarf2_lineno_debug_hooks): Use dummy for set_ignored_loc.
9391 (size_of_aranges): Adjust formula for multi-part text ranges size.
9392 (output_aranges): Output multi-part text ranges.
9393 (dwarf2out_set_ignored_loc): New callback function.
9394 (dwarf2out_finish): Output multi-part text ranges.
9395 (dwarf2out_c_finalize): Clear new data items.
9396 * final.c (final_start_function_1): Call set_ignored_loc callback.
9397 (final_scan_insn_1): Likewise.
9398 * ggc-page.c (gt_ggc_mx): New helper function.
9399 * stringpool.c (gt_pch_nx): Likewise.
9401 2021-05-06 Richard Biener <rguenther@suse.de>
9403 * timevar.def (TV_TREE_INSERT_PHI_NODES): Remove.
9404 (TV_TREE_SSA_REWRITE_BLOCKS): Likewise.
9405 (TV_TREE_INTO_SSA): New.
9406 * tree-into-ssa.c (insert_phi_nodes): Do not account separately.
9407 (rewrite_blocks): Likewise.
9408 (pass_data_build_ssa): Account to TV_TREE_INTO_SSA.
9410 2021-05-06 Jakub Jelinek <jakub@redhat.com>
9412 * tree-ssa-phiopt.c (value_replacement, minmax_replacement,
9413 abs_replacement, xor_replacement,
9414 cond_removal_in_popcount_clz_ctz_pattern,
9415 replace_phi_edge_with_variable): Change type of phi argument from
9418 2021-05-06 Richard Biener <rguenther@suse.de>
9420 * tree-ssa-loop-split.c (split_loop): Delay updating SSA form.
9421 Output an opt-info message.
9422 (do_split_loop_on_cond): Likewise.
9423 (tree_ssa_split_loops): Update SSA form here.
9425 2021-05-06 Richard Biener <rguenther@suse.de>
9427 * tree-inline.c (tree_function_versioning): Fix DECL_BY_REFERENCE
9428 return variable removal.
9430 2021-05-06 Marius Hillenbrand <mhillen@linux.ibm.com>
9432 * config/s390/s390-builtins.def (O_M5, O1_M5, ...): Remove unused macros.
9433 (s390_vec_permi_s64, s390_vec_permi_b64, s390_vec_permi_u64)
9434 (s390_vec_permi_dbl, s390_vpdi): Use the O3_U2 type for the immediate
9436 * config/s390/s390.c (s390_const_operand_ok): Remove unused
9439 2021-05-06 Jakub Jelinek <jakub@redhat.com>
9441 PR tree-optimization/94589
9442 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Call
9443 spaceship_replacement.
9444 (cond_only_block_p, spaceship_replacement): New functions.
9446 2021-05-06 Richard Biener <rguenther@suse.de>
9449 * tree-emutls.c (gen_emutls_addr): Pass in whether we're
9450 dealing with a debug use and only query existing addresses
9452 (lower_emutls_1): Avoid splitting out addresses for debug
9453 stmts, reset the debug stmt when we fail to find existing
9455 (lower_emutls_phi_arg): Set wi.stmt.
9457 2021-05-06 Christoph Muellner <cmuellner@gcc.gnu.org>
9460 * config/riscv/riscv.c (riscv_block_move_loop): Use cbranch helper.
9461 * config/riscv/riscv.md (cbranch<mode>4): Generate helpers.
9462 (stack_protect_test): Use cbranch helper.
9464 2021-05-05 Eric Botcazou <ebotcazou@adacore.com>
9467 * config/i386/i386.c (ix86_compute_frame_layout): For a SEH target,
9468 always return the establisher frame for __builtin_frame_address (0).
9470 2021-05-05 Ivan Sorokin <vanyacpp@gmail.com>
9473 * config/i386/i386-builtins.c (ix86_cpu_model_type_node): New.
9474 (ix86_cpu_model_var): Likewise.
9475 (ix86_cpu_features2_type_node): Likewise.
9476 (ix86_cpu_features2_var): Likewise.
9477 (fold_builtin_cpu): Cache __cpu_model and __cpu_features2 with
9480 2021-05-05 Martin Sebor <msebor@redhat.com>
9482 * passes.def (pass_warn_printf): Run after SSA.
9484 2021-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9486 * config/arm/neon.md (neon_vtst_combine<mode>): New pattern.
9487 * config/arm/predicates.md (minus_one_operand): New predicate.
9489 2021-05-05 Jeff Law <jlaw@tachyum.com>
9491 * config/avr/avr.md: Remove references to CC_STATUS_INIT.
9493 2021-05-05 Stefan Schulze Frielinghaus <stefansf@linux.ibm.com>
9495 PR rtl-optimization/100263
9496 * postreload.c (move2add_valid_value_p): Ensure register can
9499 2021-05-05 Eric Botcazou <ebotcazou@adacore.com>
9501 PR rtl-optimization/100411
9502 * cfgcleanup.c (try_crossjump_to_edge): Also skip end of prologue
9503 and beginning of function markers.
9505 2021-05-05 Jeff Law <jlaw@tachyum.com>
9507 * config/cr16/cr16.h (NOTICE_UPDATE_CC): Remove.
9508 * config/cr16/cr16.c (notice_update_cc): Remove.
9509 * config/cr16/cr16-protos.h (notice_update_cc): Remove.
9511 2021-05-05 Uroš Bizjak <ubizjak@gmail.com>
9514 * config/i386/i386-expand.c (ix86_expand_int_sse_cmp):
9515 Handle V8QI, V4HI and V2SI modes.
9516 * config/i386/i386.c (ix86_build_const_vector): Handle V2SImode.
9517 (ix86_build_signbit_mask): Ditto.
9518 * config/i386/mmx.md (MMXMODE14): New mode iterator.
9519 (<smaxmin:code><MMXMODE14:mode>3): New expander.
9520 (*mmx_<smaxmin:code><MMXMODE14:mode>3): New insn pattern.
9521 (<umaxmin:code><MMXMODE24:mode>3): New expander.
9522 (*mmx_<umaxmin:code><MMXMODE24:mode>3): New insn pattern.
9523 (vec_cmp<MMXMODEI:mode><MMXMODEI:mode>): New expander.
9524 (vec_cmpu<MMXMODEI:mode><MMXMODEI:mode>): Ditto.
9525 (vcond<MMXMODEI:mode><MMXMODEI:mode>): Ditto.
9526 (vcondu<MMXMODEI:mode><MMXMODEI:mode>): Ditto.
9527 (vcond_mask_<MMXMODEI:mode><MMXMODEI:mode>): Ditto.
9529 2021-05-05 Eric Botcazou <ebotcazou@adacore.com>
9531 * dwarf2out.c (loc_list_from_tree_1) <DECL>: During early DWARF, do
9532 not expand the VALUE_EXPR of variables put in the non-local frame.
9533 * gimplify.c (gimplify_type_sizes) <RECORD_TYPE>: If the type is not
9534 to be ignored for debug info, ensure its variable offsets are not.
9536 2021-05-05 Richard Biener <rguenther@suse.de>
9538 PR tree-optimization/79333
9539 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt):
9540 Fold stmt following SSA edges.
9542 2021-05-05 Richard Biener <rguenther@suse.de>
9544 PR middle-end/100394
9545 * calls.c (expand_call): Preserve possibly throwing calls.
9546 * cfgexpand.c (expand_call_stmt): When a call can throw signal
9547 RTL expansion there are side-effects.
9548 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Simplify,
9549 mark all possibly throwing stmts necessary unless we can elide
9551 * tree-ssa-dse.c (pass_dse::execute): Preserve exceptions unless
9552 -fdelete-dead-exceptions.
9553 * tree.h (DECL_PURE_P): Add note about exceptions.
9555 2021-05-05 Alexandre Oliva <oliva@adacore.com>
9557 * config/i386/vxworks.h (DBX_REGISTER_NUMBER): Make it
9560 2021-05-04 David Edelsohn <dje.gcc@gmail.com>
9562 * config/rs6000/rs6000-call.c (rs6000_output_mi_thunk): Use
9563 get_fnname_from_decl for name of thunk.
9564 * config/rs6000/rs6000.c (rs6000_declare_alias): Use assemble_name
9565 and ASM_OUTPUT_LABEL.
9566 (rs6000_xcoff_declare_function_name): Use assemble_name and
9568 (rs6000_xcoff_declare_object_name): Use ASM_OUTPUT_LABEL.
9569 (rs6000_xcoff_encode_section_info): Don't add mapping class
9570 for aliases. Always add [DS] mapping class to primary
9572 (rs6000_asm_weaken_decl): Don't explicitly add [DS].
9574 2021-05-04 Martin Sebor <msebor@redhat.com>
9576 PR middle-end/100307
9577 * builtins.c (compute_objsize_r): Clear base0 for pointers.
9579 2021-05-04 Jeff Law <jlaw@tachyum.com>
9581 * config/bfin/bfin.h (NOTICE_UPDATE_CC): Remove.
9583 2021-05-04 Segher Boessenkool <segher@kernel.crashing.org>
9585 * caller-save.c: Remove CC0.
9586 * cfgcleanup.c: Remove CC0.
9587 * cfgrtl.c: Remove CC0.
9588 * combine.c: Remove CC0.
9589 * compare-elim.c: Remove CC0.
9590 * conditions.h: Remove CC0.
9591 * config/h8300/h8300.h: Remove CC0.
9592 * config/h8300/h8300-protos.h: Remove CC0.
9593 * config/h8300/peepholes.md: Remove CC0.
9594 * config/i386/x86-tune-sched.c: Remove CC0.
9595 * config/m68k/m68k.c: Remove CC0.
9596 * config/rl78/rl78.c: Remove CC0.
9597 * config/sparc/sparc.c: Remove CC0.
9598 * config/xtensa/xtensa.c: Remove CC0.
9599 (gen_conditional_move): Use pc_rtx instead of cc0_rtx in a piece of
9600 RTL where that is used as a placeholder only.
9601 * cprop.c: Remove CC0.
9602 * cse.c: Remove CC0.
9603 * cselib.c: Remove CC0.
9604 * df-problems.c: Remove CC0.
9605 * df-scan.c: Remove CC0.
9606 * doc/md.texi: Remove CC0. Adjust an example.
9607 * doc/rtl.texi: Remove CC0. Adjust an example.
9608 * doc/tm.texi: Regenerate.
9609 * doc/tm.texi.in: Remove CC0.
9610 * emit-rtl.c: Remove CC0.
9611 * final.c: Remove CC0.
9612 * fwprop.c: Remove CC0.
9613 * gcse-common.c: Remove CC0.
9614 * gcse.c: Remove CC0.
9615 * genattrtab.c: Remove CC0.
9616 * genconfig.c: Remove CC0.
9617 * genemit.c: Remove CC0.
9618 * genextract.c: Remove CC0.
9619 * gengenrtl.c: Remove CC0.
9620 * genrecog.c: Remove CC0.
9621 * haifa-sched.c: Remove CC0.
9622 * ifcvt.c: Remove CC0.
9623 * ira-costs.c: Remove CC0.
9624 * ira.c: Remove CC0.
9625 * jump.c: Remove CC0.
9626 * loop-invariant.c: Remove CC0.
9627 * lra-constraints.c: Remove CC0.
9628 * lra-eliminations.c: Remove CC0.
9629 * optabs.c: Remove CC0.
9630 * postreload-gcse.c: Remove CC0.
9631 * postreload.c: Remove CC0.
9632 * print-rtl.c: Remove CC0.
9633 * read-rtl-function.c: Remove CC0.
9634 * reg-notes.def: Remove CC0.
9635 * reg-stack.c: Remove CC0.
9636 * reginfo.c: Remove CC0.
9637 * regrename.c: Remove CC0.
9638 * reload.c: Remove CC0.
9639 * reload1.c: Remove CC0.
9640 * reorg.c: Remove CC0.
9641 * resource.c: Remove CC0.
9642 * rtl.c: Remove CC0.
9643 * rtl.def: Remove CC0.
9644 * rtl.h: Remove CC0.
9645 * rtlanal.c: Remove CC0.
9646 * sched-deps.c: Remove CC0.
9647 * sched-rgn.c: Remove CC0.
9648 * shrink-wrap.c: Remove CC0.
9649 * simplify-rtx.c: Remove CC0.
9650 * system.h: Remove CC0. Poison NOTICE_UPDATE_CC, CC_STATUS_MDEP_INIT,
9651 CC_STATUS_MDEP, and CC_STATUS.
9652 * target.def: Remove CC0.
9653 * valtrack.c: Remove CC0.
9654 * var-tracking.c: Remove CC0.
9656 2021-05-04 Richard Biener <rguenther@suse.de>
9658 PR tree-optimization/100414
9659 * tree-ssa-phiopt.c (get_non_trapping): Do not compute dominance
9661 (tree_ssa_phiopt_worker): But unconditionally here.
9663 2021-05-04 Tobias Burnus <tobias@codesourcery.com>
9665 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses): Handle
9666 && and || with floating-point and complex arguments.
9668 2021-05-04 Eric Botcazou <ebotcazou@adacore.com>
9670 * tree-inline.c (insert_debug_decl_map): Delete.
9671 (copy_debug_stmt): Minor tweak.
9672 (setup_one_parameter): Do not use a variable if the value is either
9673 a read-only DECL or a non-addressable local variable in the caller.
9674 In this case, insert the debug-only variable in the map manually.
9675 (expand_call_inline): Do not generate a CLOBBER for these values.
9676 * tree-inline.h (debug_map): Minor tweak.
9678 2021-05-04 Eric Botcazou <ebotcazou@adacore.com>
9680 * builtins.c (builtin_with_linkage_p): Return true for stp[n]cpy.
9681 * symtab.c (symtab_node::output_to_lto_symbol_table_p): Tidy up.
9683 2021-05-04 Richard Biener <rguenther@suse.de>
9685 PR tree-optimization/100329
9686 * tree-ssa-reassoc.c (can_reassociate_p): Do not reassociate
9688 (insert_stmt_after): Assert we're not running into asm goto.
9690 2021-05-04 Richard Biener <rguenther@suse.de>
9692 PR tree-optimization/100398
9693 * tree-ssa-dse.c (pass_dse::execute): Preserve control
9696 2021-05-04 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9698 * builtins.c (try_store_by_multiple_pieces): Fix constfun's prototype.
9700 2021-05-04 Alexandre Oliva <oliva@adacore.com>
9702 * builtins.c (try_store_by_multiple_pieces): New.
9703 (expand_builtin_memset_args): Use it. If target_char_cast
9704 fails, proceed as for non-constant val. Pass len's ctz to...
9705 * expr.c (clear_storage_hints): ... this. Try store by
9706 multiple pieces after setmem.
9707 (clear_storage): Adjust.
9708 * expr.h (clear_storage_hints): Likewise.
9709 (try_store_by_multiple_pieces): Declare.
9710 * passes.def: Replace the last copy_prop with ccp.
9712 2021-05-03 Tom de Vries <tdevries@suse.de>
9715 * omp-low.c (lower_rec_input_clauses): Disable SIMT for user-defined
9718 2021-05-03 Richard Biener <rguenther@suse.de>
9720 * tree-ssa-dse.c (dse_classify_store): Track two PHI defs.
9722 2021-05-03 Richard Biener <rguenther@suse.de>
9724 * tree-ssa-dse.c: Do not include domwalk.h but cfganal.h.
9725 (dse_dom_walker): Remove.
9726 (dse_dom_walker::dse_optimize_stmt): Rename...
9727 (dse_optimize_stmt): ... to this, pass in live_bytes sbitmap.
9728 (dse_dom_walker::before_dom_children): Inline ...
9729 (pass_dse::execute): ... here. Perform a reverse program
9732 2021-05-03 H.J. Lu <hjl.tools@gmail.com>
9735 * configure: Regenerated.
9737 2021-05-03 Ilya Leoshkevich <iii@linux.ibm.com>
9740 * config/s390/s390.c (s390_hard_fp_reg_p): New function.
9741 (s390_md_asm_adjust): Handle hard registers.
9743 2021-05-03 Jakub Jelinek <jakub@redhat.com>
9745 PR tree-optimization/100382
9746 * tree-ssa-dse.c: Include tree-eh.h.
9747 (dse_dom_walker::before_dom_children): Don't remove stmts if
9748 stmt_unremovable_because_of_non_call_eh_p is true.
9750 2021-05-02 David Edelsohn <dje.gcc@gmail.com>
9752 * varasm.c (compute_reloc_for_var): Split out from...
9753 (get_variable_section): Use it.
9754 * output.h (compute_reloc_for_var): Declare.
9755 * config/rs6000/rs6000-protos.h
9756 (rs6000_xcoff_asm_output_aligned_decl_common): Change alignment to
9758 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address_aix):
9759 Don't append storage mapping class to symbol.
9760 (rs6000_xcoff_asm_named_section): Add BS and UL mapping classes.
9761 Don't convert TLS BSS to common.
9762 (rs6000_xcoff_unique_section): Don't fall back to select_secton.
9763 (rs6000_xcoff_section_type_flags): Add SECTION_BSS if DECL is
9765 (rs6000_xcoff_asm_globalize_decl_name): Don't strip storage
9767 (rs6000_xcoff_asm_output_aligned_decl_common): Align is unsigned int.
9768 If align is 0 from TLS class, use the same rules as varasm.c
9769 If not common, switch to BSS section manually.
9770 If common, emit appropriate comm or lcomm directive.
9771 (rs6000_xcoff_encode_section_info): Add logic to append all
9772 storage mapping classes.
9773 (rs6000_asm_weaken_decl): Adjust for qualname symbols.
9774 * config/rs6000/xcoff.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
9775 rs6000_xcoff_asm_output_aligned_decl_common.
9776 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
9777 rs6000_xcoff_asm_output_aligned_decl_common.
9778 (ASM_OUTPUT_TLS_COMMON): Use
9779 rs6000_xcoff_asm_output_aligned_decl_common.
9781 2021-05-02 Jakub Jelinek <jakub@redhat.com>
9784 * config/nvptx/nvptx.c (nvptx_sese_pseudo): Use nullptr instead of 0
9785 as first argument of pseudo_node_t constructors.
9787 2021-05-02 Jakub Jelinek <jakub@redhat.com>
9790 * config/i386/t-i386 (TM_H): Add $(srcdir)/config/i386/i386-isa.def.
9792 2021-05-01 Aldy Hernandez <aldyh@redhat.com>
9794 * value-range.cc (DEFINE_INT_RANGE_GC_STUBS): Remove.
9795 (gt_pch_nx (int_range<1> *&)): New.
9796 (gt_ggc_mx (int_range<1> *&)): New.
9797 * value-range.h (class irange): Add GTY support for
9800 2021-05-01 Geng Qi <gengqi@linux.alibaba.com>
9802 * doc/options.texi (Negative): Change either or to both and.
9804 2021-04-30 Jonathan Wright <jonathan.wright@arm.com>
9806 * config/aarch64/aarch64-simd-builtins.def: Add
9807 float_ml[as][q]_laneq builtin generator macros.
9808 * config/aarch64/aarch64-simd.md (mul_laneq<mode>3): Define.
9809 (aarch64_float_mla_laneq<mode>): Define.
9810 (aarch64_float_mls_laneq<mode>): Define.
9811 * config/aarch64/arm_neon.h (vmla_laneq_f32): Use RTL builtin
9812 instead of GCC vector extensions.
9813 (vmlaq_laneq_f32): Likewise.
9814 (vmls_laneq_f32): Likewise.
9815 (vmlsq_laneq_f32): Likewise.
9817 2021-04-30 Jonathan Wright <jonathan.wright@arm.com>
9819 * config/aarch64/aarch64-simd-builtins.def: Add
9820 float_ml[as]_lane builtin generator macros.
9821 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt<mode>):
9823 (mul_lane<mode>3): This, and re-order arguments.
9824 (aarch64_float_mla_lane<mode>): Define.
9825 (aarch64_float_mls_lane<mode>): Define.
9826 * config/aarch64/arm_neon.h (vmla_lane_f32): Use RTL builtin
9827 instead of GCC vector extensions.
9828 (vmlaq_lane_f32): Likewise.
9829 (vmls_lane_f32): Likewise.
9830 (vmlsq_lane_f32): Likewise.
9832 2021-04-30 Jonathan Wright <jonathan.wright@arm.com>
9834 * config/aarch64/aarch64-simd-builtins.def: Add float_ml[as]
9835 builtin generator macros.
9836 * config/aarch64/aarch64-simd.md (aarch64_float_mla<mode>):
9838 (aarch64_float_mls<mode>): Define.
9839 * config/aarch64/arm_neon.h (vmla_f32): Use RTL builtin
9840 instead of relying on GCC vector extensions.
9841 (vmla_f64): Likewise.
9842 (vmlaq_f32): Likewise.
9843 (vmlaq_f64): Likewise.
9844 (vmls_f32): Likewise.
9845 (vmls_f64): Likewise.
9846 (vmlsq_f32): Likewise.
9847 (vmlsq_f64): Likewise.
9848 * config/aarch64/iterators.md: Define VDQF_DF mode iterator.
9850 2021-04-30 Jonathan Wright <jonathan.wright@arm.com>
9852 * config/aarch64/aarch64-simd-builtins.def: Add
9853 float_ml[as]_n_builtin generator macros.
9854 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_from_dup<mode>):
9856 (mul_n<mode>3): This, and re-order arguments.
9857 (aarch64_float_mla_n<mode>): Define.
9858 (aarch64_float_mls_n<mode>): Define.
9859 * config/aarch64/arm_neon.h (vmla_n_f32): Use RTL builtin
9860 instead of inline asm.
9861 (vmlaq_n_f32): Likewise.
9862 (vmls_n_f32): Likewise.
9863 (vmlsq_n_f32): Likewise.
9865 2021-04-30 Jonathan Wright <joanthan.wright@arm.com>
9867 * config/aarch64/aarch64-simd-builtins.def: Add pmull[2]
9868 builtin generator macros.
9869 * config/aarch64/aarch64-simd.md (aarch64_pmullv8qi): Define.
9870 (aarch64_pmull_hiv16qi_insn): Define.
9871 (aarch64_pmull_hiv16qi): Define.
9872 * config/aarch64/arm_neon.h (vmull_high_p8): Use RTL builtin
9873 instead of inline asm.
9874 (vmull_p8): Likewise.
9876 2021-04-30 Senthil Kumar Selvaraj <saaadhu@gcc.gnu.org>
9878 * config/avr/avr.md: Adjust peepholes to match and
9879 generate parallels with clobber of REG_CC.
9880 (mov<mode>_insn): Rename to mov<mode>_insn_split.
9881 (*mov<mode>_insn): Rename to mov<mode>_insn.
9883 2021-04-30 David Edelsohn <dje.gcc@gmail.com>
9885 * varasm.c (use_blocks_for_decl_p): Don't use section anchors
9886 for VAR_DECLs if -fdata-sections enabled.
9888 2021-04-30 Michael Meissner <meissner@linux.ibm.com>
9891 * config/rs6000/rs6000.c
9892 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
9893 (rs6000_libgcc_floating_mode_supported_p): New target hook.
9895 2021-04-30 Aldy Hernandez <aldyh@redhat.com>
9897 * tree-ssa-threadbackward.c (class thread_jumps): Split out code
9899 (class back_threader_registry): ...to here...
9900 (class back_threader_profitability): ...and here...
9901 (thread_jumps::thread_through_all_blocks): Remove argument.
9902 (back_threader_registry::back_threader_registry): New.
9903 (back_threader_registry::~back_threader_registry): New.
9904 (back_threader_registry::thread_through_all_blocks): New.
9905 (thread_jumps::profitable_jump_thread_path): Move from here...
9906 (back_threader_profitability::profitable_path_p): ...to here.
9907 (thread_jumps::find_taken_edge): New.
9908 (thread_jumps::convert_and_register_current_path): Move...
9909 (back_threader_registry::register_path): ...to here.
9910 (thread_jumps::register_jump_thread_path_if_profitable): Move...
9911 (thread_jumps::maybe_register_path): ...to here.
9912 (thread_jumps::handle_phi): Call find_taken_edge and
9913 maybe_register_path.
9914 (thread_jumps::handle_assignment): Same.
9915 (thread_jumps::fsm_find_control_statement_thread_paths): Remove
9916 tree argument to handle_phi and handle_assignment.
9917 (thread_jumps::find_jump_threads_backwards): Set m_name. Remove
9918 set of m_speed_p and m_max_threaded_paths.
9919 (pass_thread_jumps::execute): Remove second argument from
9920 find_jump_threads_backwards.
9921 (pass_early_thread_jumps::execute): Same.
9923 2021-04-30 Aldy Hernandez <aldyh@redhat.com>
9925 * tree-ssa-dom.c (class dom_jump_threader_simplifier): New.
9926 (class dom_opt_dom_walker): Initialize some class variables.
9927 (pass_dominator::execute): Pass evrp_range_analyzer and
9928 dom_jump_threader_simplifier to dom_opt_dom_walker.
9929 Adjust for some functions moving into classes.
9930 (simplify_stmt_for_jump_threading): Adjust and move to...
9931 (jump_threader_simplifier::simplify): ...here.
9932 (dom_opt_dom_walker::before_dom_children): Adjust for
9933 m_evrp_range_analyzer.
9934 (dom_opt_dom_walker::after_dom_children): Remove x_vr_values hack.
9935 (test_for_singularity): Place in dom_opt_dom_walker class.
9936 (dom_opt_dom_walker::optimize_stmt): The argument
9937 evrp_range_analyzer is now a class field.
9938 * tree-ssa-threadbackward.c (class thread_jumps): Add m_registry.
9939 (thread_jumps::thread_through_all_blocks): New.
9940 (thread_jumps::convert_and_register_current_path): Use m_registry.
9941 (pass_thread_jumps::execute): Adjust for thread_through_all_blocks
9942 being in the threader class.
9943 (pass_early_thread_jumps::execute): Same.
9944 * tree-ssa-threadedge.c (threadedge_initialize_values): Move...
9945 (jump_threader::jump_threader): ...here.
9946 (threadedge_finalize_values): Move...
9947 (jump_threader::~jump_threader): ...here.
9948 (jump_threader::remove_jump_threads_including): New.
9949 (jump_threader::thread_through_all_blocks): New.
9950 (record_temporary_equivalences_from_phis): Move...
9951 (jump_threader::record_temporary_equivalences_from_phis): ...here.
9952 (record_temporary_equivalences_from_stmts_at_dest): Move...
9953 (jump_threader::record_temporary_equivalences_from_stmts_at_dest):
9955 (simplify_control_stmt_condition_1): Move to jump_threader class.
9956 (simplify_control_stmt_condition): Move...
9957 (jump_threader::simplify_control_stmt_condition): ...here.
9958 (thread_around_empty_blocks): Move...
9959 (jump_threader::thread_around_empty_blocks): ...here.
9960 (thread_through_normal_block): Move...
9961 (jump_threader::thread_through_normal_block): ...here.
9962 (thread_across_edge): Move...
9963 (jump_threader::thread_across_edge): ...here.
9964 (thread_outgoing_edges): Move...
9965 (jump_threader::thread_outgoing_edges): ...here.
9966 * tree-ssa-threadedge.h: Move externally facing functings...
9967 (class jump_threader): ...here...
9968 (class jump_threader_simplifier): ...and here.
9969 * tree-ssa-threadupdate.c (struct redirection_data): Remove comment.
9970 (jump_thread_path_allocator::jump_thread_path_allocator): New.
9971 (jump_thread_path_allocator::~jump_thread_path_allocator): New.
9972 (jump_thread_path_allocator::allocate_thread_edge): New.
9973 (jump_thread_path_allocator::allocate_thread_path): New.
9974 (jump_thread_path_registry::jump_thread_path_registry): New.
9975 (jump_thread_path_registry::~jump_thread_path_registry): New.
9976 (jump_thread_path_registry::allocate_thread_edge): New.
9977 (jump_thread_path_registry::allocate_thread_path): New.
9978 (dump_jump_thread_path): Make extern.
9979 (debug (const vec<jump_thread_edge *> &path)): New.
9980 (struct removed_edges): Move to tree-ssa-threadupdate.h.
9981 (struct thread_stats_d): Remove.
9982 (remove_ctrl_stmt_and_useless_edges): Make static.
9983 (lookup_redirection_data): Move...
9984 (jump_thread_path_registry::lookup_redirection_data): ...here.
9985 (ssa_redirect_edges): Make static.
9986 (thread_block_1): Move...
9987 (jump_thread_path_registry::thread_block_1): ...here.
9988 (thread_block): Move...
9989 (jump_thread_path_registry::thread_block): ...here.
9990 (thread_through_loop_header): Move...
9991 (jump_thread_path_registry::thread_through_loop_header): ...here.
9992 (mark_threaded_blocks): Move...
9993 (jump_thread_path_registry::mark_threaded_blocks): ...here.
9994 (debug_path): Move...
9995 (jump_thread_path_registry::debug_path): ...here.
9996 (debug_all_paths): Move...
9997 (jump_thread_path_registry::dump): ..here.
9998 (rewire_first_differing_edge): Move...
9999 (jump_thread_path_registry::rewire_first_differing_edge): ...here.
10000 (adjust_paths_after_duplication): Move...
10001 (jump_thread_path_registry::adjust_paths_after_duplication): ...here.
10002 (duplicate_thread_path): Move...
10003 (jump_thread_path_registry::duplicate_thread_path): ..here.
10004 (remove_jump_threads_including): Move...
10005 (jump_thread_path_registry::remove_jump_threads_including): ...here.
10006 (thread_through_all_blocks): Move to...
10007 (jump_thread_path_registry::thread_through_all_blocks): ...here.
10008 (delete_jump_thread_path): Remove.
10009 (register_jump_thread): Move...
10010 (jump_thread_path_registry::register_jump_thread): ...here.
10011 * tree-ssa-threadupdate.h: Move externally facing functions...
10012 (class jump_thread_path_allocator): ...here...
10013 (class jump_thread_path_registry): ...and here.
10014 (thread_through_all_blocks): Remove.
10015 (struct removed_edges): New.
10016 (register_jump_thread): Remove.
10017 (remove_jump_threads_including): Remove.
10018 (delete_jump_thread_path): Remove.
10019 (remove_ctrl_stmt_and_useless_edges): Remove.
10020 (free_dom_edge_info): New prototype.
10021 * tree-vrp.c: Remove x_vr_values hack.
10022 (class vrp_jump_threader_simplifier): New.
10023 (vrp_jump_threader_simplifier::simplify): New.
10024 (vrp_jump_threader::vrp_jump_threader): Adjust method signature.
10025 Remove m_dummy_cond.
10026 Instantiate m_simplifier and m_threader.
10027 (vrp_jump_threader::thread_through_all_blocks): New.
10028 (vrp_jump_threader::simplify_stmt): Remove.
10029 (vrp_jump_threader::after_dom_children): Do not set m_dummy_cond.
10030 Remove x_vr_values hack.
10031 (execute_vrp): Adjust for thread_through_all_blocks being in a
10034 2021-04-30 Christophe Lyon <christophe.lyon@linaro.org>
10036 * genflags.c (gen_insn): Print failed expansion string.
10038 2021-04-30 H.J. Lu <hjl.tools@gmail.com>
10040 * expr.c (alignment_for_piecewise_move): Call mode_for_size
10041 without limit to MAX_FIXED_MODE_SIZE.
10043 2021-04-30 H.J. Lu <hjl.tools@gmail.com>
10045 PR middle-end/90773
10046 * builtins.c (builtin_memset_gen_str): Don't use return from
10047 simplify_gen_subreg.
10049 2021-04-30 Uroš Bizjak <ubizjak@gmail.com>
10052 * config/i386/i386.md (*add<mode>3_carry_0r): New insn pattern.
10053 (*addsi3_carry_zext_0r): Ditto.
10054 (*sub<mode>3_carry_0): Ditto.
10055 (*subsi3_carry_zext_0r): Ditto.
10056 * config/i386/predicates.md (ix86_carry_flag_unset_operator):
10058 * config/i386/i386.c (ix86_rtx_costs) <case PLUS, case MINUS>:
10059 Also consider ix86_carry_flag_unset_operator to calculate
10060 the cost of adc/sbb insn.
10062 2021-04-30 Roman Zhuykov <zhroma@ispras.ru>
10064 PR rtl-optimization/100225
10065 PR rtl-optimization/84878
10066 * modulo-sched.c (sms_schedule): Use note_stores to skip loops
10067 where we have an instruction which touches (writes) any hard
10068 register from df->regular_block_artificial_uses set.
10069 Allow not-single-set instruction only right before basic block
10072 2021-04-30 Geng Qi <gengqi@linux.alibaba.com>
10074 * config/riscv/riscv.opt (march=,mabi=): Negative itself.
10076 2021-04-30 LevyHsu <admin@levyhsu.com>
10078 * config/riscv/riscv.c (riscv_min_arithmetic_precision): New.
10079 * config/riscv/riscv.h (TARGET_MIN_ARITHMETIC_PRECISION): New.
10080 * config/riscv/riscv.md (addv<mode>4, uaddv<mode>4): New.
10081 (subv<mode>4, usubv<mode>4, mulv<mode>4, umulv<mode>4): New.
10083 2021-04-29 Alexandre Oliva <oliva@adacore.com>
10085 * config.gcc: Merged x86 and x86_64 cpu_type-setting cases.
10087 2021-04-29 Alexandre Oliva <oliva@adacore.com>
10089 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): Rename to...
10090 (ASM_OUTPUT_MAX_SKIP_ALIGN): ... this. Enclose in do/while(0).
10091 * config/i386/i386.c: Adjust.
10092 * config/i386/i386.md: Adjust.
10093 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Drop.
10094 * config/i386/dragonfly.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
10095 * config/i386/freebsd.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
10096 * config/i386/gas.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
10097 * config/i386/gnu-user.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
10098 * config/i386/iamcu.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
10099 * config/i386/lynx.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
10100 * config/i386/netbsd-elf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
10101 * config/i386/openbsdelf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
10102 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
10103 (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
10105 2021-04-29 Uroš Bizjak <ubizjak@gmail.com>
10107 * config/i386/i386-expand.c (ix86_expand_int_compare):
10108 Swap operands of GTU and LEU comparison to emit carry flag comparison.
10109 * config/i386/i386.md (*add<mode>3_carry_0): Change insn
10110 predicate to allow more combine opportunities with memory operands.
10111 (*sub<mode>3_carry_0): Ditto.
10113 2021-04-29 Richard Sandiford <richard.sandiford@arm.com>
10115 PR rtl-optimization/100303
10116 * rtl-ssa/accesses.cc (function_info::make_use_available): Take a
10117 boolean that indicates whether the use will only be used in
10118 debug instructions. Treat it in the same way that existing
10119 cross-EBB debug references would be handled if so.
10120 (function_info::make_uses_available): Likewise.
10121 * rtl-ssa/functions.h (function_info::make_uses_available): Update
10122 prototype accordingly.
10123 (function_info::make_uses_available): Likewise.
10124 * fwprop.c (try_fwprop_subst): Update call accordingly.
10126 2021-04-29 Jeff Law <jlaw@tachyum.com>
10128 * config/nios2/nios2-protos.h (nios2_fpu_insn_enabled): Move outside
10131 2021-04-29 Uroš Bizjak <ubizjak@gmail.com>
10132 Richard Biener <rguenther@suse.de>
10135 * config/i386/i386-builtin.def (IX86_BUILTIN_MASKLOADPD)
10136 (IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKLOADPD256)
10137 (IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKLOADD)
10138 (IX86_BUILTIN_MASKLOADQ, IX86_BUILTIN_MASKLOADD256)
10139 (IX86_BUILTIN_MASKLOADQ256): Move from SPECIAL_ARGS
10140 to PURE_ARGS category.
10141 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
10142 Handle PURE_ARGS category.
10143 * config/i386/i386-expand.c (ix86_expand_builtin): Ditto.
10145 2021-04-29 Eric Botcazou <ebotcazou@adacore.com>
10147 * configure.ac: Check for the presence of sys/locking.h header and
10148 for whether _LK_LOCK is supported by _locking.
10149 * configure: Regenerate.
10150 * config.in: Likewise.
10151 * gcov-io.h: Define GCOV_LOCKED_WITH_LOCKING if HOST_HAS_LK_LOCK.
10152 * gcov-io.c (gcov_open): Add support for GCOV_LOCKED_WITH_LOCKING.
10153 * system.h: Include <sys/locking.h> if HAVE_SYS_LOCKING_H.
10155 2021-04-29 Uroš Bizjak <ubizjak@gmail.com>
10157 * config/i386/predicates.md (fcmov_comparison_operator):
10158 Do not check for trivial FP comparison operator.
10159 <case GEU, case LTU>: Allow CCGZmode.
10160 <case GTU, case LEU>: Do not allow CCCmode.
10161 (ix86_comparison_operator) <case GTU, case LEU>: Allow only CCmode.
10162 (ix86_carry_flag_operator): Match only LTU and UNLT code.
10163 Do not check for trivial FP comparison operator. Allow CCGZmode.
10165 2021-04-29 Tom de Vries <tdevries@suse.de>
10167 * omp-expand.c (expand_omp_simd): Add step_orig, and replace uses of
10168 fd->loop.step by either step or orig_step.
10170 2021-04-29 Eric Botcazou <ebotcazou@adacore.com>
10172 * config/sparc/sparc.c (gen_load_pcrel_sym): Delete.
10173 (load_got_register): Do the PIC dance here.
10174 (sparc_legitimize_tls_address): Simplify.
10175 (sparc_emit_probe_stack_range): Likewise.
10176 (sparc32_initialize_trampoline): Likewise.
10177 (sparc64_initialize_trampoline): Likewise.
10178 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Add @ marker.
10179 (probe_stack_range<P:mode>): Likewise.
10180 (flush<P:mode>): Likewise.
10181 (tgd_hi22<P:mode>): Likewise.
10182 (tgd_lo10<P:mode>): Likewise.
10183 (tgd_add<P:mode>): Likewise.
10184 (tgd_call<P:mode>): Likewise.
10185 (tldm_hi22<P:mode>): Likewise.
10186 (tldm_lo10<P:mode>): Likewise.
10187 (tldm_add<P:mode>): Likewise.
10188 (tldm_call<P:mode>): Likewise.
10189 (tldo_hix22<P:mode>): Likewise.
10190 (tldo_lox10<P:mode>): Likewise.
10191 (tldo_add<P:mode>): Likewise.
10192 (tie_hi22<P:mode>): Likewise.
10193 (tie_lo10<P:mode>): Likewise.
10194 (tie_add<P:mode>): Likewise.
10195 (tle_hix22<P:mode>): Likewise.
10196 (tle_lox10<P:mode>): Likewise.
10197 (stack_protect_setsi): Rename to...
10198 (stack_protect_set32): ...this.
10199 (stack_protect_setdi): Rename to...
10200 (stack_protect_set64): ...this.
10201 (stack_protect_set): Adjust calls to above.
10202 (stack_protect_testsi): Rename to...
10203 (stack_protect_test32): ...this.
10204 (stack_protect_testdi): Rename to...
10205 (stack_protect_test64): ...this.
10206 (stack_protect_test): Adjust calls to above.
10208 2021-04-29 H.J. Lu <hjl.tools@gmail.com>
10210 PR middle-end/90773
10211 * builtins.c (builtin_memcpy_read_str): Add a dummy argument.
10212 (builtin_strncpy_read_str): Likewise.
10213 (builtin_memset_read_str): Add an argument for the previous RTL
10214 information and generate the new RTL from the previous RTL info.
10215 (builtin_memset_gen_str): Likewise.
10216 * builtins.h (builtin_strncpy_read_str): Update the prototype.
10217 (builtin_memset_read_str): Likewise.
10218 * expr.c (by_pieces_ninsns): If targetm.overlap_op_by_pieces_p()
10219 returns true, round up size and alignment to the widest integer
10220 mode for maximum size.
10221 (pieces_addr::adjust): Add a pointer to by_pieces_prev argument
10222 and pass it to m_constfn.
10223 (op_by_pieces_d): Add m_push and m_overlap_op_by_pieces.
10224 (op_by_pieces_d::op_by_pieces_d): Add a bool argument to
10225 initialize m_push. Initialize m_overlap_op_by_pieces with
10226 targetm.overlap_op_by_pieces_p ().
10227 (op_by_pieces_d::run): Pass the previous RTL information to
10228 pieces_addr::adjust and generate overlapping operations if
10229 m_overlap_op_by_pieces is true.
10231 (move_by_pieces_d::move_by_pieces_d): Updated for op_by_pieces_d
10233 (store_by_pieces_d::store_by_pieces_d): Updated for op_by_pieces_d
10235 (can_store_by_pieces): Use by_pieces_constfn on constfun.
10236 (store_by_pieces): Use by_pieces_constfn on constfun. Updated
10237 for op_by_pieces_d change.
10238 (clear_by_pieces_1): Add a dummy argument.
10239 (clear_by_pieces): Updated for op_by_pieces_d change.
10240 (compare_by_pieces_d::compare_by_pieces_d): Likewise.
10241 (string_cst_read_str): Add a dummy argument.
10242 * expr.h (by_pieces_constfn): Add a dummy argument.
10243 (by_pieces_prev): New.
10244 * target.def (overlap_op_by_pieces_p): New target hook.
10245 * config/i386/i386.c (TARGET_OVERLAP_OP_BY_PIECES_P): New.
10246 * doc/tm.texi.in: Add TARGET_OVERLAP_OP_BY_PIECES_P.
10247 * doc/tm.texi: Regenerated.
10249 2021-04-29 Richard Biener <rguenther@suse.de>
10251 PR tree-optimization/100253
10252 * tree-vect-stmts.c (vectorizable_load): Do not assume
10253 element alignment when DR_MISALIGNMENT is -1.
10254 (vectorizable_store): Likewise.
10256 2021-04-29 Jakub Jelinek <jakub@redhat.com>
10259 * config/aarch64/aarch64.c (aarch64_add_offset_1_temporaries): Use
10260 absu_hwi instead of abs_hwi.
10262 2021-04-29 Richard Biener <rguenther@suse.de>
10264 PR middle-end/38474
10265 * tree-ssa-structalias.c (add_graph_edge): Avoid direct
10266 forwarding when indirect forwarding through ESCAPED
10269 2021-04-29 Tom de Vries <tdevries@suse.de>
10272 * internal-fn.c (expand_GOMP_SIMT_ENTER_ALLOC)
10273 (expand_GOMP_SIMT_LAST_LANE, expand_GOMP_SIMT_ORDERED_PRED)
10274 (expand_GOMP_SIMT_VOTE_ANY, expand_GOMP_SIMT_XCHG_BFLY)
10275 (expand_GOMP_SIMT_XCHG_IDX): Ensure target is assigned to.
10277 2021-04-29 Richard Biener <rguenther@suse.de>
10279 PR tree-optimization/99912
10280 * tree-ssa-dse.c (dse_dom_walker::m_need_cfg_cleanup): New.
10281 (dse_dom_walker::todo): Likewise.
10282 (dse_dom_walker::dse_optimize_stmt): Move VDEF check to the
10284 (dse_dom_walker::before_dom_children): Remove trivially
10285 dead SSA defs and schedule CFG cleanup if we removed all
10287 (pass_dse::execute): Get TODO as computed by the DOM walker
10288 and return it. Wipe dominator info earlier.
10290 2021-04-29 Richard Biener <rguenther@suse.de>
10293 * ipa-prop.c (ipcp_modif_dom_walker::before_dom_children):
10294 Track blocks to cleanup EH in new m_need_eh_cleanup.
10295 (ipcp_modif_dom_walker::cleanup_eh): New.
10296 (ipcp_transform_function): Release dominator info before
10299 2021-04-29 Martin Sebor <msebor@redhat.com>
10301 PR middle-end/100250
10302 * attribs.c (attr_access::array_as_string): Avoid dereferencing
10303 a pointer when it's null.
10305 2021-04-29 Martin Sebor <msebor@redhat.com>
10307 * Makefile.in (OBJS): Add ipa-free-lang-data.o.
10308 * ipa-free-lang-data.cc: New file.
10309 * tree.c: Move pass free_lang_data to file above.
10310 (build_array_type_1): Declare extern.
10311 * tree.h (build_array_type_1): Declare.
10313 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
10315 * config/aarch64/aarch64-simd-builtins.def: Modify comment to
10316 make consistent with updated RTL pattern.
10317 * config/aarch64/aarch64-simd.md (aarch64_<sur>qmovn<mode>):
10318 Implement using ss_truncate and us_truncate rather than
10320 * config/aarch64/iterators.md: Remove redundant unspecs and
10321 iterator: UNSPEC_[SU]QXTN and SUQMOVN respectively.
10323 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
10325 * config/aarch64/arm_acle.h (__attribute__): Make intrinsic
10326 attributes consistent with those defined in arm_neon.h.
10328 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
10330 * config/aarch64/arm_fp16.h (__attribute__): Make intrinsic
10331 attributes consistent with those defined in arm_neon.h.
10333 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
10335 * config/aarch64/aarch64-simd-builtins.def: Add
10336 float_trunc_rodd builtin generator macros.
10337 * config/aarch64/aarch64-simd.md (aarch64_float_trunc_rodd_df):
10339 (aarch64_float_trunc_rodd_lo_v2sf): Define.
10340 (aarch64_float_trunc_rodd_hi_v4sf_le): Define.
10341 (aarch64_float_trunc_rodd_hi_v4sf_be): Define.
10342 (aarch64_float_trunc_rodd_hi_v4sf): Define.
10343 * config/aarch64/arm_neon.h (vcvtx_f32_f64): Use RTL builtin
10344 instead of inline asm.
10345 (vcvtx_high_f32_f64): Likewise.
10346 (vcvtxd_f32_f64): Likewise.
10347 * config/aarch64/iterators.md: Add FCVTXN unspec.
10349 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
10351 * config/aarch64/aarch64-simd-builtins.def: Add tbx1 builtin
10353 * config/aarch64/aarch64-simd.md (aarch64_tbx1<mode>):
10355 * config/aarch64/arm_neon.h (vqtbx1_s8): USE RTL builtin
10356 instead of inline asm.
10357 (vqtbx1_u8): Likewise.
10358 (vqtbx1_p8): Likewise.
10359 (vqtbx1q_s8): Likewise.
10360 (vqtbx1q_u8): Likewise.
10361 (vqtbx1q_p8): Likewise.
10362 (vtbx2_s8): Likewise.
10363 (vtbx2_u8): Likewise.
10364 (vtbx2_p8): Likewise.
10366 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
10368 * config/aarch64/aarch64-simd-builtins.def: Add tbl1 builtin
10370 * config/aarch64/arm_neon.h (vqtbl1_p8): Use RTL builtin
10371 instead of inline asm.
10372 (vqtbl1_s8): Likewise.
10373 (vqtbl1_u8): Likewise.
10374 (vqtbl1q_p8): Likewise.
10375 (vqtbl1q_s8): Likewise.
10376 (vqtbl1q_u8): Likewise.
10377 (vtbl1_s8): Likewise.
10378 (vtbl1_u8): Likewise.
10379 (vtbl1_p8): Likewise.
10380 (vtbl2_s8): Likewise.
10381 (vtbl2_u8): Likewise.
10382 (vtbl2_p8): Likewise.
10384 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
10386 * config/aarch64/aarch64-simd-builtins.def: Add polynomial
10387 ssri_n buitin generator macro.
10388 * config/aarch64/arm_neon.h (vsri_n_p8): Use RTL builtin
10389 instead of inline asm.
10390 (vsri_n_p16): Likewise.
10391 (vsri_n_p64): Likewise.
10392 (vsriq_n_p8): Likewise.
10393 (vsriq_n_p16): Likewise.
10394 (vsriq_n_p64): Likewise.
10396 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
10398 * config/aarch64/aarch64-simd-builtins.def: Use VALLP mode
10399 iterator for polynomial ssli_n builtin generator macro.
10400 * config/aarch64/arm_neon.h (vsli_n_p8): Use RTL builtin
10401 instead of inline asm.
10402 (vsli_n_p16): Likewise.
10403 (vsliq_n_p8): Likewise.
10404 (vsliq_n_p16): Likewise.
10405 * config/aarch64/iterators.md: Define VALLP mode iterator.
10407 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
10409 * config/aarch64/aarch64-simd-builtins.def: Use VDQV_L
10410 iterator to generate [su]adalp RTL builtins.
10411 * config/aarch64/aarch64-simd.md: Use VDQV_L iterator in
10412 [su]adalp RTL pattern.
10413 * config/aarch64/arm_neon.h (vpadal_s32): Use RTL builtin
10414 instead of inline asm.
10415 (vpadal_u32): Likewise.
10417 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
10419 * config/aarch64/aarch64-simd-builtins.def: Add [su]addlp
10420 builtin generator macros.
10421 * config/aarch64/aarch64-simd.md (aarch64_<su>addlp<mode>):
10423 * config/aarch64/arm_neon.h (vpaddl_s8): Use RTL builtin
10424 instead of inline asm.
10425 (vpaddl_s16): Likewise.
10426 (vpaddl_s32): Likewise.
10427 (vpaddl_u8): Likewise.
10428 (vpaddl_u16): Likewise.
10429 (vpaddl_u32): Likewise.
10430 (vpaddlq_s8): Likewise.
10431 (vpaddlq_s16): Likewise.
10432 (vpaddlq_s32): Likewise.
10433 (vpaddlq_u8): Likewise.
10434 (vpaddlq_u16): Likewise.
10435 (vpaddlq_u32): Liwewise.
10436 * config/aarch64/iterators.md: Define [SU]ADDLP unspecs with
10437 appropriate attributes.
10439 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
10441 * config/aarch64/aarch64-simd-builtins.def: Use VDQ_I iterator
10442 for aarch64_addp<mode> builtin macro generator.
10443 * config/aarch64/aarch64-simd.md: Use VDQ_I iterator in
10444 aarch64_addp<mode> RTL pattern.
10445 * config/aarch64/arm_neon.h (vpaddq_s8): Use RTL builtin
10446 instead of inline asm.
10447 (vpaddq_s16): Likewise.
10448 (vpaddq_s32): Likewise.
10449 (vpaddq_s64): Likewise.
10450 (vpaddq_u8): Likewise.
10451 (vpaddq_u16): Likewise.
10452 (vpaddq_u32): Likewise.
10453 (vpaddq_u64): Likewise.
10455 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
10457 * config/aarch64/aarch64-simd-builtins.def: Add sq[r]dmulh_n
10458 builtin generator macros.
10459 * config/aarch64/aarch64-simd.md (aarch64_sq<r>dmulh_n<mode>):
10461 * config/aarch64/arm_neon.h (vqdmulh_n_s16): Use RTL builtin
10462 instead of inline asm.
10463 (vqdmulh_n_s32): Likewise.
10464 (vqdmulhq_n_s16): Likewise.
10465 (vqdmulhq_n_s32): Likewise.
10466 (vqrdmulh_n_s16): Likewise.
10467 (vqrdmulh_n_s32): Likewise.
10468 (vqrdmulhq_n_s16): Likewise.
10469 (vqrdmulhq_n_s32): Likewise.
10471 2021-04-28 Tobias Burnus <tobias@codesourcery.com>
10473 * doc/install.texi (--enable-offload-defaulted): Document.
10475 2021-04-28 Senthil Kumar Selvaraj <saaadhu@gcc.gnu.org>
10477 * config/avr/avr-dimode.md: Turn existing patterns into
10478 define_insn_and_split style patterns where the splitter
10479 adds a clobber of the condition code register. Drop "cc"
10480 attribute. Add new patterns to match output of
10482 * config/avr/avr-fixed.md: Likewise.
10483 * config/avr/avr.c (cc_reg_rtx): New.
10484 (avr_parallel_insn_from_insns): Adjust insn count
10485 for removal of set of cc0.
10486 (avr_is_casesi_sequence): Likewise.
10487 (avr_casei_sequence_check_operands): Likewise.
10488 (avr_optimize_casesi): Likewise. Also insert
10489 new insns after jump_insn.
10490 (avr_pass_casesi::avr_rest_of_handle_casesi): Adjust
10491 for removal of set of cc0.
10492 (avr_init_expanders): Initialize cc_reg_rtx.
10493 (avr_regno_reg_class): Handle REG_CC.
10494 (cond_string): Remove usage of CC_OVERFLOW_UNUSABLE.
10495 (avr_notice_update_cc): Remove function.
10496 (ret_cond_branch): Remove usage of CC_OVERFLOW_UNUSABLE.
10497 (compare_condition): Adjust for PARALLEL with
10499 (out_shift_with_cnt): Likewise.
10500 (ashlhi3_out): Likewise.
10501 (ashrhi3_out): Likewise.
10502 (lshrhi3_out): Likewise.
10503 (avr_class_max_nregs): Return single reg for REG_CC.
10504 (avr_compare_pattern): Check for REG_CC instead
10506 (avr_reorg_remove_redundant_compare): Likewise.
10507 (avr_reorg):Adjust for PARALLEL with REG_CC clobber.
10508 (avr_hard_regno_nregs): Return single reg for REG_CC.
10509 (avr_hard_regno_mode_ok): Allow only CCmode for REG_CC.
10510 (avr_md_asm_adjust): Clobber REG_CC.
10511 (TARGET_HARD_REGNO_NREGS): Define.
10512 (TARGET_CLASS_MAX_NREGS): Define.
10513 (TARGET_MD_ASM_ADJUST): Define.
10514 * config/avr/avr.h (FIRST_PSEUDO_REGISTER): Adjust
10516 (enum reg_class): Add CC_REG class.
10517 (NOTICE_UPDATE_CC): Remove.
10518 (CC_OVERFLOW_UNUSABLE): Remove.
10519 (CC_NO_CARRY): Remove.
10520 * config/avr/avr.md: Turn existing patterns into
10521 define_insn_and_split style patterns where the splitter
10522 adds a clobber of the condition code register. Drop "cc"
10523 attribute. Add new patterns to match output of
10525 (sez): Remove unused pattern.
10527 2021-04-28 Richard Earnshaw <rearnsha@arm.com>
10530 * config/arm/arm.c (arm_hard_regno_mode_ok): Only allow VPR to be
10533 2021-04-28 Richard Sandiford <richard.sandiford@arm.com>
10536 * config/aarch64/constraints.md (Utq): Require the address to
10537 be valid for both the element mode and for V2DImode.
10539 2021-04-28 Jakub Jelinek <jakub@redhat.com>
10540 Tobias Burnus <tobias@codesourcery.com>
10542 * configure.ac (OFFLOAD_DEFAULTED): AC_DEFINE if offload-defaulted.
10543 * gcc.c (process_command): New variable.
10544 (driver::maybe_putenv_OFFLOAD_TARGETS): If OFFLOAD_DEFAULTED,
10545 set it if -foffload is defaulted.
10546 * lto-wrapper.c (OFFLOAD_TARGET_DEFAULT_ENV): Define.
10547 (compile_offload_image): If OFFLOAD_DEFAULTED and
10548 OFFLOAD_TARGET_DEFAULT is in the environment, don't fail
10549 if corresponding mkoffload can't be found.
10550 (compile_images_for_offload_targets): Likewise. Free and clear
10551 offload_names if no valid offload is found.
10552 * config.in: Regenerate.
10553 * configure: Regenerate.
10555 2021-04-28 Richard Biener <rguenther@suse.de>
10557 PR tree-optimization/100292
10558 * tree-vect-generic.c (expand_vector_condition): Do not fold
10561 2021-04-27 David Edelsohn <dje.gcc@gmail.com>
10563 * config/rs6000/aix.h (SUBTARGET_DRIVER_SELF_SPECS): New.
10564 * config/rs6000/aix64.opt (m64): New.
10567 2021-04-27 Maciej W. Rozycki <macro@orcam.me.uk>
10569 * config/vax/vax.c (print_operand_address, vax_address_cost_1)
10570 (index_term_p): Handle ASHIFT too.
10572 2021-04-27 Maciej W. Rozycki <macro@orcam.me.uk>
10574 * config/vax/builtins.md (jbb<ccss>i<mode>): Remove operand #3.
10575 (sync_lock_test_and_set<mode>): Adjust accordingly.
10576 (sync_lock_release<mode>): Likewise.
10578 2021-04-27 Maciej W. Rozycki <macro@orcam.me.uk>
10580 * config/vax/vax-protos.h (adjacent_operands_p): Remove
10582 * config/vax/vax.c (adjacent_operands_p): Remove.
10584 2021-04-27 Maciej W. Rozycki <macro@linux-mips.org>
10586 * ifcvt.c (dead_or_predicable) [!IFCVT_MODIFY_TESTS]: Fall
10587 through to the non-conditional execution case if getting the
10588 condition for conditional execution has failed.
10590 2021-04-27 Richard Sandiford <richard.sandiford@arm.com>
10592 PR middle-end/100284
10593 * gimple.c (gimple_could_trap_p_1): Remove VEC_COND_EXPR test.
10594 * tree-eh.c (operation_could_trap_p): Handle VEC_COND_EXPR rather
10595 than asserting on it.
10597 2021-04-27 David Edelsohn <dje.gcc@gmail.com>
10599 * config/rs6000/rs6000.c (rs6000_aix_precompute_tls_p): Protect
10600 with TARGET_AIX_OS.
10602 2021-04-27 David Edelsohn <dje.gcc@gmail.com>
10605 * calls.c (precompute_register_parameters): Additionally test
10606 targetm.precompute_tls_p to pre-compute argument.
10607 * config/rs6000/aix.h (TARGET_PRECOMPUTE_TLS_P): Define.
10608 * config/rs6000/rs6000.c (rs6000_aix_precompute_tls_p): New.
10609 * target.def (precompute_tls_p): New.
10610 * doc/tm.texi.in (TARGET_PRECOMPUTE_TLS_P): Add hook documentation.
10611 * doc/tm.texi: Regenerated.
10613 2021-04-27 Jakub Jelinek <jakub@redhat.com>
10616 * config/aarch64/aarch64.c (aarch64_print_operand): Cast -UINTVAL
10617 back to HOST_WIDE_INT.
10619 2021-04-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
10622 * simplify-rtx.c (simplify_context::simplify_subreg): Check the
10623 memory alignment for the outer mode.
10625 2021-04-27 H.J. Lu <hjl.tools@gmail.com>
10627 PR middle-end/90773
10628 * expr.c (op_by_pieces_d::get_usable_mode): New member function.
10629 (op_by_pieces_d::run): Cange a while loop to a do-while loop.
10631 2021-04-27 Alex Coplan <alex.coplan@arm.com>
10634 * config/arm/arm.c (arm_split_compare_and_swap): Fix up codegen
10635 with negative immediates: ensure we expand cbranchsi4_scratch
10636 correctly and ensure we satisfy its constraints.
10637 * config/arm/sync.md
10638 (@atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): Don't
10639 attempt to tie two output operands together with constraints;
10640 collapse two alternatives.
10641 (@atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): Likewise.
10642 * config/arm/thumb1.md (cbranchsi4_neg_late): New.
10644 2021-04-27 Jakub Jelinek <jakub@redhat.com>
10647 * config/aarch64/predicates.md (aarch64_sub_immediate,
10648 aarch64_plus_immediate): Use -UINTVAL instead of -INTVAL.
10649 * config/aarch64/aarch64.md (casesi, rotl<mode>3): Likewise.
10650 * config/aarch64/aarch64.c (aarch64_print_operand,
10651 aarch64_split_atomic_op, aarch64_expand_subvti): Likewise.
10653 2021-04-27 Jakub Jelinek <jakub@redhat.com>
10655 PR tree-optimization/100239
10656 * tree-vect-generic.c (lower_vec_perm): Don't accept constant
10657 permutations with all indices from the first zero element as vec_shl.
10659 2021-04-27 Jakub Jelinek <jakub@redhat.com>
10661 PR rtl-optimization/100254
10662 * cfgcleanup.c (outgoing_edges_match): Check REG_EH_REGION on
10663 last1 and last2 insns rather than BB_END (bb1) and BB_END (bb2) insns.
10665 2021-04-27 Richard Biener <rguenther@suse.de>
10667 PR tree-optimization/99912
10668 * passes.def: Add comment about new TODO_remove_unused_locals.
10669 * tree-stdarg.c (pass_data_stdarg): Run TODO_remove_unused_locals
10672 2021-04-27 Richard Biener <rguenther@suse.de>
10674 PR tree-optimization/99912
10675 * passes.def (pass_all_optimizations): Add pass_dse before
10676 the first pass_dce, move the first pass_dse before the
10677 pass_dce following pass_pre.
10679 2021-04-27 Jakub Jelinek <jakub@redhat.com>
10681 PR tree-optimization/95527
10682 * generic-match-head.c: Include tm.h.
10683 * gimple-match-head.c: Include tm.h.
10684 * match.pd (CLZ == INTEGER_CST): Don't use
10685 #ifdef CLZ_DEFINED_VALUE_AT_ZERO, only test CLZ_DEFINED_VALUE_AT_ZERO
10686 if clz == CFN_CLZ. Add missing val declaration.
10687 (CTZ cmp CST): New simplifications.
10689 2021-04-27 Jakub Jelinek <jakub@redhat.com>
10691 PR tree-optimization/96696
10692 * expr.c (expand_expr_divmod): New function.
10693 (expand_expr_real_2) <case TRUNC_DIV_EXPR>: Use it for truncations and
10694 divisions. Formatting fixes.
10695 <case MULT_EXPR>: Optimize x / y * y as x - x % y if the latter is
10698 2021-04-27 Martin Jambor <mjambor@suse.cz>
10701 * ipa-param-manipulation.c (ipa_param_adjustments::modify_call):
10702 If removing a call statement LHS SSA name, release it.
10704 2021-04-27 Richard Earnshaw <rearnsha@arm.com>
10707 * config/arm/arm.c (THUMB2_WORK_REGS): Check PIC_OFFSET_TABLE_REGNUM
10708 is valid before including it in the mask.
10710 2021-04-27 Richard Sandiford <richard.sandiford@arm.com>
10713 * config/aarch64/aarch64.c (aarch64_comp_type_attributes): Handle
10716 2021-04-27 Richard Biener <rguenther@suse.de>
10718 PR tree-optimization/100051
10719 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Add
10720 disambiguator based on access size vs. decl size.
10722 2021-04-27 Richard Biener <rguenther@suse.de>
10724 PR tree-optimization/100278
10725 * tree-ssa-pre.c (compute_avail): Give up when we cannot
10726 adjust TBAA beacuse of mismatching bases.
10728 2021-04-27 Jakub Jelinek <jakub@redhat.com>
10731 * config/i386/i386.md (*<insn><mode>3_mask, *<insn><mode>3_mask_1):
10732 For any_rotate define_insn_split and following splitters, use
10733 SWI iterator instead of SWI48.
10735 2021-04-27 Richard Biener <rguenther@suse.de>
10737 PR tree-optimization/99776
10738 * match.pd (bit_field_ref (ctor)): Relax element extract
10739 type compatibility checks.
10741 2021-04-27 Cui,Lili <lili.cui@intel.com>
10743 * common/config/i386/i386-common.c (processor_names):
10744 Sync processor_names with processor_type.
10745 * config/i386/i386-options.c (processor_cost_table):
10746 Sync processor_cost_table with processor_type.
10748 2021-04-26 Aldy Hernandez <aldyh@redhat.com>
10750 * value-range.cc (irange::irange_set_1bit_anti_range): Add assert.
10751 (irange::set): Call irange_set_1bit_anti_range for handling all
10752 1-bit ranges. Fall through on ~[MIN,MAX].
10754 2021-04-26 Aldy Hernandez <aldyh@redhat.com>
10756 * value-range.cc (irange::legacy_num_pairs): Remove.
10757 (irange::invert): Change gcc_assert to gcc_checking_assert.
10758 * value-range.h (irange::num_pairs): Adjust for a cached
10759 num_pairs(). Also, rename all gcc_assert's to
10760 gcc_checking_assert's.
10762 2021-04-26 Aldy Hernandez <aldyh@redhat.com>
10764 * value-range.cc (irange::operator=): Set m_kind.
10765 (irange::copy_to_legacy): Handle varying and undefined sources
10766 as a legacy copy since they can be easily copied.
10767 (irange::irange_set): Set m_kind.
10768 (irange::irange_set_anti_range): Same.
10769 (irange::set): Rename normalize_min_max to normalize_kind.
10770 (irange::verify_range): Adjust for multi-ranges having the
10772 (irange::irange_union): Set m_kind.
10773 (irange::irange_intersect): Same.
10774 (irange::invert): Same.
10775 * value-range.h (irange::kind): Always return m_kind.
10776 (irange::varying_p): Rename to...
10777 (irange::varying_comptaible_p): ...this.
10778 (irange::undefined_p): Only look at m_kind.
10779 (irange::irange): Always set VR_UNDEFINED if applicable.
10780 (irange::set_undefined): Always set VR_UNDEFINED.
10781 (irange::set_varying): Always set m_kind to VR_VARYING.
10782 (irange::normalize_min_max): Rename to...
10783 (irange::normalize_kind): ...this.
10785 2021-04-26 Aldy Hernandez <aldyh@redhat.com>
10787 * gimple-ssa-evrp-analyze.c (evrp_range_analyzer::set_ssa_range_info):
10788 Adjust for constant_p including varying_p.
10789 * tree-vrp.c (vrp_prop::finalize): Same.
10790 (determine_value_range): Same.
10791 * vr-values.c (vr_values::range_of_expr): Same.
10792 * value-range.cc (irange::symbolic_p): Do not check varying_p.
10793 (irange::constant_p): Same.
10795 2021-04-26 Aldy Hernandez <aldyh@redhat.com>
10797 * value-range.cc (irange::legacy_lower_bound): Replace
10798 !undefined_p check with num_ranges > 0.
10799 (irange::legacy_upper_bound): Same.
10800 * value-range.h (irange::type): Same.
10801 (irange::lower_bound): Same.
10802 (irange::upper_bound): Same.
10804 2021-04-26 Richard Biener <rguenther@suse.de>
10806 PR tree-optimization/99956
10807 * gimple-loop-interchange.cc (compute_access_stride):
10808 Try instantiating the access in a shallower loop nest
10809 if instantiating failed.
10810 (compute_access_strides): Pass adjustable loop_nest
10811 to compute_access_stride.
10813 2021-04-26 Christophe Lyon <christophe.lyon@linaro.org>
10815 * doc/sourcebuild.texi (arm_cmse_hw): Document.
10817 2021-04-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10819 * config/aarch64/iterators.md (vwcore): Handle V4BF, V8BF.
10821 2021-04-26 Thomas Schwinge <thomas@codesourcery.com>
10822 Nathan Sidwell <nathan@codesourcery.com>
10823 Tom de Vries <vries@codesourcery.com>
10824 Julian Brown <julian@codesourcery.com>
10825 Kwok Cheung Yeung <kcy@codesourcery.com>
10827 * omp-offload.c (oacc_validate_dims): Implement
10828 '-Wopenacc-parallelism'.
10829 * doc/invoke.texi (-Wopenacc-parallelism): Document.
10831 2021-04-26 Richard Biener <rguenther@suse.de>
10833 * tree-cfg.h (gimplify_build1): Remove.
10834 (gimplify_build2): Likewise.
10835 (gimplify_build3): Likewise.
10836 * tree-cfg.c (gimplify_build1): Move to tree-vect-generic.c.
10837 (gimplify_build2): Likewise.
10838 (gimplify_build3): Likewise.
10839 * tree-vect-generic.c (gimplify_build1): Move from tree-cfg.c.
10841 (gimplify_build2): Likewise.
10842 (gimplify_build3): Likewise.
10843 (tree_vec_extract): Use resimplify with following SSA edges.
10844 (expand_vector_parallel): Avoid passing NULL size/bitpos
10845 to tree_vec_extract.
10846 * expr.c (store_constructor): Deal with zero-element CTORs.
10847 * match.pd (bit_field_ref <vector CTOR>): Make sure to
10848 produce vector constants when possible.
10850 2021-04-26 Richard Biener <rguenther@suse.de>
10852 * tree-complex.c: Include gimple-fold.h.
10853 (expand_complex_addition): Use gimple_build.
10854 (expand_complex_multiplication_components): Likewise.
10855 (expand_complex_multiplication): Likewise.
10856 (expand_complex_div_straight): Likewise.
10857 (expand_complex_div_wide): Likewise.
10858 (expand_complex_division): Likewise.
10859 (expand_complex_conjugate): Likewise.
10860 (expand_complex_comparison): Likewise.
10862 2021-04-26 Richard Biener <rguenther@suse.de>
10864 * tree-ssa-phiopt.c (two_value_replacement): Remove use
10865 of legacy gimplify_buildN API.
10867 2021-04-26 Richard Biener <rguenther@suse.de>
10869 PR tree-optimization/99473
10870 * tree-ssa-phiopt.c (cond_store_replacement): Handle all
10873 2021-04-26 Richard Biener <rguenther@suse.de>
10875 * config/rs6000/rs6000-call.c (rs6000_gimple_fold_builtin):
10876 Use replace_call_with_value.
10878 2021-04-26 Richard Biener <rguenther@suse.de>
10880 * tree-ssa-propagate.h (valid_gimple_rhs_p): Remove.
10881 (update_gimple_call): Likewise.
10882 (update_call_from_tree): Likewise.
10883 * tree-ssa-propagate.c (valid_gimple_rhs_p): Remove.
10884 (valid_gimple_call_p): Likewise.
10885 (move_ssa_defining_stmt_for_defs): Likewise.
10886 (finish_update_gimple_call): Likewise.
10887 (update_gimple_call): Likewise.
10888 (update_call_from_tree): Likewise.
10889 (propagate_tree_value_into_stmt): Use replace_call_with_value.
10890 * gimple-fold.h (update_gimple_call): Declare.
10891 * gimple-fold.c (valid_gimple_rhs_p): Move here from
10892 tree-ssa-propagate.c.
10893 (update_gimple_call): Likewise.
10894 (valid_gimple_call_p): Likewise.
10895 (finish_update_gimple_call): Likewise, and simplify.
10896 (gimplify_and_update_call_from_tree): Implement
10897 update_call_from_tree functionality, avoid excessive
10898 push/pop_gimplify_context.
10899 (gimple_fold_builtin): Use only gimplify_and_update_call_from_tree.
10900 (gimple_fold_call): Likewise.
10901 * gimple-ssa-sprintf.c (try_substitute_return_value): Likewise.
10902 * tree-ssa-ccp.c (ccp_folder::fold_stmt): Likewise.
10903 (pass_fold_builtins::execute): Likewise.
10904 (optimize_stack_restore): Use replace_call_with_value.
10905 * tree-cfg.c (fold_loop_internal_call): Likewise.
10906 * tree-ssa-dce.c (maybe_optimize_arith_overflow): Use
10907 only gimplify_and_update_call_from_tree.
10908 * tree-ssa-strlen.c (handle_builtin_strlen): Likewise.
10909 (handle_builtin_strchr): Likewise.
10910 * tsan.c: Include gimple-fold.h instead of tree-ssa-propagate.h.
10912 2021-04-26 Jakub Jelinek <jakub@redhat.com>
10915 * vmsdbgout.c (ASM_OUTPUT_DEBUG_STRING, vmsdbgout_begin_block,
10916 vmsdbgout_end_block, lookup_filename, vmsdbgout_source_line): Remove
10919 2021-04-25 liuhongt <hongtao.liu@intel.com>
10922 * config/i386/i386-builtin.def (BDESC): Change the icode of
10923 the following builtins to CODE_FOR_nothing.
10924 * config/i386/i386.c (ix86_gimple_fold_builtin): Fold
10925 IX86_BUILTIN_PCMPEQB128, IX86_BUILTIN_PCMPEQW128,
10926 IX86_BUILTIN_PCMPEQD128, IX86_BUILTIN_PCMPEQQ,
10927 IX86_BUILTIN_PCMPEQB256, IX86_BUILTIN_PCMPEQW256,
10928 IX86_BUILTIN_PCMPEQD256, IX86_BUILTIN_PCMPEQQ256,
10929 IX86_BUILTIN_PCMPGTB128, IX86_BUILTIN_PCMPGTW128,
10930 IX86_BUILTIN_PCMPGTD128, IX86_BUILTIN_PCMPGTQ,
10931 IX86_BUILTIN_PCMPGTB256, IX86_BUILTIN_PCMPGTW256,
10932 IX86_BUILTIN_PCMPGTD256, IX86_BUILTIN_PCMPGTQ256.
10933 * config/i386/sse.md (avx2_eq<mode>3): Deleted.
10934 (sse2_eq<mode>3): Ditto.
10935 (sse4_1_eqv2di3): Ditto.
10936 (sse2_gt<mode>3): Rename to ..
10937 (*sse2_gt<mode>3): .. this.
10939 2021-04-24 Iain Sandoe <iain@sandoe.co.uk>
10942 2021-04-24 Iain Sandoe <iain@sandoe.co.uk>
10945 * config/darwin.c (darwin_binds_local_p): Assume that any
10946 public symbol might be interposed for PIC code. Update function
10947 header comment to reflect current Darwin capability.
10949 2021-04-24 Iain Sandoe <iain@sandoe.co.uk>
10952 * config/darwin.c (darwin_binds_local_p): Assume that any
10953 public symbol might be interposed for PIC code. Update function
10954 header comment to reflect current Darwin capability.
10956 2021-04-24 Richard Sandiford <richard.sandiford@arm.com>
10958 * doc/sourcebuild.texi: Document no-opts and any-opts target
10961 2021-04-23 YiFei Zhu <zhuyifei1999@gmail.com>
10963 * config/bpf/bpf.h (ASM_OUTPUT_ALIGNED_BSS): Use .type and .lcomm.
10965 2021-04-23 YiFei Zhu <zhuyifei1999@gmail.com>
10967 * config/bpf/bpf.h (FUNCTION_BOUNDARY): Set to 64.
10969 2021-04-23 Uroš Bizjak <ubizjak@gmail.com>
10972 * config/i386/i386-options.c (ix86_option_override_internal):
10973 Error out when -m96bit-long-double is used with 64bit targets.
10974 * config/i386/i386.md (*pushxf_rounded): Remove pattern.
10976 2021-04-23 Martin Liska <mliska@suse.cz>
10978 * lto-wrapper.c: Remove FIXME about usage of
10979 hardware_concurrency. The function is not on par with
10982 2021-04-23 Uroš Bizjak <ubizjak@gmail.com>
10985 * config/i386/sync.md (FILD_ATOMIC/FIST_ATOMIC FP load peephole2):
10986 Copy operand 3 to operand 4. Use sse_reg_operand
10987 as operand 3 predicate.
10988 (FILD_ATOMIC/FIST_ATOMIC FP load peephole2 with mem blockage): Ditto.
10989 (LDX_ATOMIC/STX_ATOMIC FP load peephole2): Ditto.
10990 (LDX_ATOMIC/LDX_ATOMIC FP load peephole2 with mem blockage): Ditto.
10991 (FILD_ATOMIC/FIST_ATOMIC FP store peephole2):
10992 Copy operand 1 to operand 0.
10993 (FILD_ATOMIC/FIST_ATOMIC FP store peephole2 with mem blockage): Ditto.
10994 (LDX_ATOMIC/STX_ATOMIC FP store peephole2): Ditto.
10995 (LDX_ATOMIC/LDX_ATOMIC FP store peephole2 with mem blockage): Ditto.
10997 2021-04-23 Alex Coplan <alex.coplan@arm.com>
10999 PR rtl-optimization/100230
11000 * early-remat.c (early_remat::sort_candidates): Use delete[]
11001 instead of delete for array allocated with new[].
11003 2021-04-23 Richard Biener <rguenther@suse.de>
11005 * genmatch.c (lower_cond): Remove VEC_COND_EXPR special-casing.
11006 (capture_info::capture_info): Likewise.
11007 (capture_info::walk_match): Likewise.
11008 (expr::gen_transform): Likewise.
11009 (dt_simplify::gen_1): Likewise.
11010 * gimple-match-head.c (maybe_resimplify_conditional_op):
11011 Remove VEC_COND_EXPR special-casing.
11012 (gimple_simplify): Likewise.
11013 * gimple.c (gimple_could_trap_p_1): Adjust.
11014 * tree-ssa-pre.c (compute_avail): Allow VEC_COND_EXPR
11015 to participate in PRE.
11017 2021-04-23 Richard Biener <rguenther@suse.de>
11019 * cfganal.c (connect_infinite_loops_to_exit): First call
11020 add_noreturn_fake_exit_edges.
11021 * ipa-sra.c (process_scan_results): Do not call the now redundant
11022 add_noreturn_fake_exit_edges.
11023 * predict.c (tree_estimate_probability): Likewise.
11024 (rebuild_frequencies): Likewise.
11025 * store-motion.c (one_store_motion_pass): Likewise.
11027 2021-04-23 Richard Biener <rguenther@suse.de>
11029 PR tree-optimization/100222
11030 * predict.c (pass_profile::execute): Remove redundant call to
11031 mark_irreducible_loops.
11032 (report_predictor_hitrates): Likewise.
11034 2021-04-23 Richard Biener <rguenther@suse.de>
11036 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Avoid
11037 valid_gimple_rhs_p by instead gimplifying to one.
11039 2021-04-23 Richard Biener <rguenther@suse.de>
11041 PR tree-optimization/99971
11042 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences):
11043 Always use TBAA for loads.
11045 2021-04-23 liuhongt <hongtao.liu@intel.com>
11048 * config/i386/i386-options.c (ix86_option_override_internal):
11049 Clear MASK_AVX256_SPLIT_UNALIGNED_LOAD/STORE in x_target_flags
11050 when X86_TUNE_AVX256_UNALIGNED_LOAD/STORE_OPTIMAL is enabled
11051 by target attribute.
11053 2021-04-23 David Edelsohn <dje.gcc@gmail.com>
11055 * config/rs6000/aix71.h (PREFERRED_DEBUGGING_TYPE): Change to
11057 * config/rs6000/aix72.h (PREFERRED_DEBUGGING_TYPE): Same.
11059 2021-04-22 David Edelsohn <dje.gcc@gmail.com>
11061 * config.gcc (powerpc-ibm-aix6.*): Remove.
11062 * config/rs6000/aix61.h: Delete.
11064 2021-04-22 Martin Liska <mliska@suse.cz>
11066 PR testsuite/100159
11067 PR testsuite/100192
11068 * builtins.c (expand_builtin): Fix typos and missing comments.
11069 * dwarf2out.c (gen_subprogram_die): Likewise.
11070 (gen_struct_or_union_type_die): Likewise.
11072 2021-04-22 Uroš Bizjak <ubizjak@gmail.com>
11075 * config/i386/i386-expand.c (ix86_expand_convert_uns_sidf_sse):
11076 Remove the sign with FE_DOWNWARD, where x - x = -0.0.
11078 2021-04-21 Iain Sandoe <iain@sandoe.co.uk>
11080 * config/i386/darwin.h (TARGET_64BIT): Remove definition
11081 based on TARGET_ISA_64BIT.
11082 (TARGET_64BIT_P): Remove definition based on
11083 TARGET_ISA_64BIT_P().
11085 2021-04-21 Martin Liska <mliska@suse.cz>
11088 2021-04-21 Martin Liska <mliska@suse.cz>
11090 * lto-wrapper.c (cpuset_popcount): Remove.
11091 (init_num_threads): Remove and use hardware_concurrency.
11093 2021-04-21 Martin Liska <mliska@suse.cz>
11096 * main.c (main): Call toplev::finalize in CHECKING_P mode.
11097 * ipa-modref.c (ipa_modref_c_finalize): summaries are NULL
11098 when incremental LTO linking happens.
11100 2021-04-21 Martin Liska <mliska@suse.cz>
11102 * lto-wrapper.c (run_gcc): When -flto=jobserver is used, but the
11103 makeserver cannot be detected, then use -flto=N fallback.
11105 2021-04-21 Richard Sandiford <richard.sandiford@arm.com>
11107 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): When cross-compiling,
11108 default to yes for aarch64-linux-gnu.
11109 * configure: Regenerate.
11111 2021-04-21 Martin Liska <mliska@suse.cz>
11113 * lto-wrapper.c (cpuset_popcount): Remove.
11114 (init_num_threads): Remove and use hardware_concurrency.
11116 2021-04-21 Martin Liska <mliska@suse.cz>
11118 * config/i386/i386.c: Remove superfluous || TARGET_MACHO
11119 which remains to be '(... || 0)' and clang complains about it.
11120 * dwarf2out.c (AT_vms_delta): Declare conditionally.
11121 (add_AT_vms_delta): Likewise.
11122 * tree.c (fld_simplified_type): Use rather more common pattern
11123 for disabling of something (#if 0).
11124 (get_tree_code_name): Likewise.
11125 (verify_type_variant): Likewise.
11127 2021-04-21 Martin Liska <mliska@suse.cz>
11129 * config/i386/i386-expand.c (decide_alignment): Use newly named
11130 macro TARGET_CPU_P.
11131 * config/i386/i386.c (ix86_decompose_address): Likewise.
11132 (ix86_address_cost): Likewise.
11133 (ix86_lea_outperforms): Likewise.
11134 (ix86_avoid_lea_for_addr): Likewise.
11135 (ix86_add_stmt_cost): Likewise.
11136 * config/i386/i386.h (TARGET_*): Remove.
11137 (TARGET_CPU_P): New macro.
11138 * config/i386/i386.md: Use newly named macro TARGET_CPU_P.
11139 * config/i386/x86-tune-sched-atom.c (do_reorder_for_imul): Likewise.
11140 (swap_top_of_ready_list): Likewise.
11141 (ix86_atom_sched_reorder): Likewise.
11142 * config/i386/x86-tune-sched-bd.c (ix86_bd_has_dispatch): Likewise.
11143 * config/i386/x86-tune-sched.c (ix86_adjust_cost): Likewise.
11145 2021-04-21 Martin Liska <mliska@suse.cz>
11147 * config/i386/i386-options.c (TARGET_EXPLICIT_NO_SAHF_P):
11149 (SET_TARGET_NO_SAHF): Likewise.
11150 (TARGET_EXPLICIT_PREFETCH_SSE_P): Likewise.
11151 (SET_TARGET_PREFETCH_SSE): Likewise.
11152 (TARGET_EXPLICIT_NO_TUNE_P): Likewise.
11153 (SET_TARGET_NO_TUNE): Likewise.
11154 (TARGET_EXPLICIT_NO_80387_P): Likewise.
11155 (SET_TARGET_NO_80387): Likewise.
11157 * config/i386/i386.h (TARGET_*): Remove.
11158 * opth-gen.awk: Generate new used macros.
11160 2021-04-21 Martin Liska <mliska@suse.cz>
11162 * config/i386/i386.h (PTA_*): Remove.
11163 (enum pta_flag): New.
11164 (DEF_PTA): Generate PTA_* values from i386-isa.def.
11165 * config/i386/i386-isa.def: New file.
11167 2021-04-21 Alex Coplan <alex.coplan@arm.com>
11170 * config/aarch64/aarch64-bti-insert.c (aarch64_bti_j_insn_p): New.
11171 (rest_of_insert_bti): Avoid inserting duplicate bti j insns for
11172 jump table targets.
11174 2021-04-21 H.J. Lu <hjl.tools@gmail.com>
11176 * config.gcc: Install mwaitintrin.h for i[34567]86-*-* and
11177 x86_64-*-* targets.
11178 * common/config/i386/i386-common.c (OPTION_MASK_ISA2_MWAIT_SET):
11180 (OPTION_MASK_ISA2_MWAIT_UNSET): Likewise.
11181 (ix86_handle_option): Handle -mmwait.
11182 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
11183 Replace OPTION_MASK_ISA_SSE3 with OPTION_MASK_ISA2_MWAIT on
11184 __builtin_ia32_monitor and __builtin_ia32_mwait.
11185 * config/i386/i386-options.c (isa2_opts): Add -mmwait.
11186 (ix86_valid_target_attribute_inner_p): Likewise.
11187 (ix86_option_override_internal): Enable mwait/monitor
11188 instructions for -msse3.
11189 * config/i386/i386.h (TARGET_MWAIT): New.
11190 (TARGET_MWAIT_P): Likewise.
11191 * config/i386/i386.opt: Add -mmwait.
11192 * config/i386/mwaitintrin.h: New file.
11193 * config/i386/pmmintrin.h: Include <mwaitintrin.h>.
11194 * config/i386/sse.md (sse3_mwait): Replace TARGET_SSE3 with
11196 (@sse3_monitor_<mode>): Likewise.
11197 * config/i386/x86gprintrin.h: Include <mwaitintrin.h>.
11198 * doc/extend.texi: Document mwait target attribute.
11199 * doc/invoke.texi: Document -mmwait.
11201 2021-04-21 Martin Liska <mliska@suse.cz>
11203 * config/i386/i386-options.c (DEF_ENUM): Remove it.
11204 * config/i386/i386-opts.h (DEF_ENUM): Likewise.
11205 * config/i386/stringop.def (DEF_ENUM): Likewise.
11207 2021-04-21 Martin Liska <mliska@suse.cz>
11209 * tree-cfg.c (gimple_verify_flow_info): Use qD instead
11210 of print_generic_expr.
11212 2021-04-21 Jakub Jelinek <jakub@redhat.com>
11214 PR rtl-optimization/100148
11215 * cprop.c (constprop_register): Use next_nondebug_insn instead of
11218 2021-04-21 Martin Liska <mliska@suse.cz>
11221 * cgraphunit.c (cgraph_node::analyze): Remove duplicate
11222 free_dominance_info calls.
11224 2021-04-21 Richard Biener <rguenther@suse.de>
11226 * gimple-fold.c (maybe_fold_reference): Remove is_lhs
11227 parameter (and assume it to be false).
11228 (fold_gimple_assign): Adjust, remove all callers of
11229 maybe_fold_reference calling it with is_lhs true.
11230 (gimple_fold_call): Likewise.
11231 (fold_stmt_1): Likewise.
11233 2021-04-21 Richard Biener <rguenther@suse.de>
11235 * fold-const.c (pedantic_non_lvalue_loc): Remove.
11236 (fold_binary_loc): Adjust.
11237 (fold_ternary_loc): Likewise.
11239 2021-04-21 Richard Sandiford <richard.sandiford@arm.com>
11241 PR middle-end/100130
11242 * varasm.c (get_block_for_decl): Make sure that any use of the
11243 retain attribute matches the section's retain flag.
11244 (switch_to_section): Check for retain mismatches even when
11245 changing sections, but do not warn if the given decl is the
11246 section's named.decl.
11247 (output_object_block): Pass the first decl in the block (if any)
11248 to switch_to_section.
11250 2021-04-20 H.J. Lu <hjl.tools@gmail.com>
11252 * config/i386/i386-c.c (ix86_target_macros_internal): Define
11253 __CRC32__ for -mcrc32.
11254 * config/i386/i386-options.c (ix86_option_override_internal):
11255 Enable crc32 instruction for -msse4.2.
11256 * config/i386/i386.md (sse4_2_crc32<mode>): Remove TARGET_SSE4_2
11258 (sse4_2_crc32di): Likewise.
11259 * config/i386/ia32intrin.h: Use crc32 target option for CRC32
11262 2021-04-20 Segher Boessenkool <segher@kernel.crashing.org>
11265 * config/rs6000/rs6000.c (rs6000_machine_from_flags): Do not consider
11268 2021-04-20 Martin Liska <mliska@suse.cz>
11270 * doc/invoke.texi: Fix typo.
11271 * params.opt: Likewise.
11273 2021-04-20 Martin Liska <mliska@suse.cz>
11275 * doc/invoke.texi: Document new param.
11277 2021-04-19 Andrew MacLeod <amacleod@redhat.com>
11279 PR tree-optimization/100081
11280 * gimple-range-cache.h (ranger_cache): Inherit from gori_compute
11281 rather than gori_compute_cache.
11282 * gimple-range-gori.cc (is_gimple_logical_p): Move to top of file.
11283 (range_def_chain::m_logical_depth): New member.
11284 (range_def_chain::range_def_chain): Initialize m_logical_depth.
11285 (range_def_chain::get_def_chain): Don't build defchains through more
11286 than LOGICAL_LIMIT logical expressions.
11287 * params.opt (param_ranger_logical_depth): New.
11289 2021-04-19 Richard Earnshaw <rearnsha@arm.com>
11292 * config/arm/arm.c (arm_configure_build_target): Do not strip
11293 extended FPU/SIMD feature bits from the target ISA when -mfpu
11294 is specified (partial revert of r11-8168).
11296 2021-04-19 Thomas Schwinge <thomas@codesourcery.com>
11298 * params.opt (-param=openacc-kernels=): Add.
11299 * omp-oacc-kernels-decompose.cc
11300 (pass_omp_oacc_kernels_decompose::gate): Use it.
11301 * doc/invoke.texi (-fopenacc-kernels=@var{mode}): Move...
11302 (--param): ... here, 'openacc-kernels'.
11304 2021-04-19 Martin Liska <mliska@suse.cz>
11307 * gengtype.c (finish_root_table): Align function arguments
11308 in between declaration and definition.
11310 2021-04-19 Eric Botcazou <ebotcazou@adacore.com>
11312 * config/i386/winnt.c (i386_pe_seh_cold_init): Properly deal with
11313 frames larger than the SEH maximum frame size.
11315 2021-04-18 Segher Boessenkool <segher@kernel.crashing.org>
11317 PR rtl-optimization/99927
11318 * combine.c (distribute_notes) [REG_UNUSED]: If the register already
11319 is dead, just drop it.
11321 2021-04-17 Iain Buclaw <ibuclaw@gdcproject.org>
11324 * config/i386/winnt-d.c (TARGET_D_TEMPLATES_ALWAYS_COMDAT): Define.
11325 * doc/tm.texi: Regenerate.
11326 * doc/tm.texi.in (D language and ABI): Add @hook for
11327 TARGET_D_TEMPLATES_ALWAYS_COMDAT.
11329 2021-04-17 Iain Buclaw <ibuclaw@gdcproject.org>
11331 * config/darwin-d.c (darwin_d_handle_target_object_format): New
11333 (darwin_d_register_target_info): New function.
11334 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
11335 * config/dragonfly-d.c (dragonfly_d_handle_target_object_format): New
11337 (dragonfly_d_register_target_info): New function.
11338 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
11339 * config/freebsd-d.c (freebsd_d_handle_target_object_format): New
11341 (freebsd_d_register_target_info): New function.
11342 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
11343 * config/glibc-d.c (glibc_d_handle_target_object_format): New
11345 (glibc_d_register_target_info): New function.
11346 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
11347 * config/i386/i386-d.c (ix86_d_handle_target_object_format): New
11349 (ix86_d_register_target_info): Add ix86_d_handle_target_object_format
11350 as handler for objectFormat key.
11351 * config/i386/winnt-d.c (winnt_d_handle_target_object_format): New
11353 (winnt_d_register_target_info): New function.
11354 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
11355 * config/netbsd-d.c (netbsd_d_handle_target_object_format): New
11357 (netbsd_d_register_target_info): New function.
11358 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
11359 * config/openbsd-d.c (openbsd_d_handle_target_object_format): New
11361 (openbsd_d_register_target_info): New function.
11362 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
11363 * config/pa/pa-d.c (pa_d_handle_target_object_format): New function.
11364 (pa_d_register_target_info): Add pa_d_handle_target_object_format as
11365 handler for objectFormat key.
11366 * config/rs6000/rs6000-d.c (rs6000_d_handle_target_object_format): New
11368 (rs6000_d_register_target_info): Add
11369 rs6000_d_handle_target_object_format as handler for objectFormat key.
11370 * config/sol2-d.c (solaris_d_handle_target_object_format): New
11372 (solaris_d_register_target_info): New function.
11373 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
11375 2021-04-16 Jakub Jelinek <jakub@redhat.com>
11378 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Change
11379 abi_break argument from bool * to unsigned *, store there the pre-GCC 9
11381 (aarch64_layout_arg, aarch64_gimplify_va_arg_expr): Adjust callers.
11382 (aarch64_function_arg_regno_p): Likewise. Only emit -Wpsabi note if
11383 the old and new alignment after applying MIN/MAX to it is different.
11385 2021-04-16 Tamar Christina <tamar.christina@arm.com>
11388 * config/aarch64/aarch64-sve.md (@aarch64_sve_trn1_conv<mode>): New.
11389 * config/aarch64/aarch64.c (aarch64_expand_sve_const_pred_trn): Use new
11391 * config/aarch64/iterators.md (UNSPEC_TRN1_CONV): New.
11393 2021-04-16 Bill Schmidt <wschmidt@linux.ibm.com>
11395 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions): Revise
11396 this section and its subsections.
11398 2021-04-16 Jakub Jelinek <jakub@redhat.com>
11401 * config/aarch64/aarch64.md (*neg_asr_si2_extr, *extrsi5_insn_di): New
11402 define_insn patterns.
11404 2021-04-16 Richard Sandiford <richard.sandiford@arm.com>
11406 PR rtl-optimization/98689
11407 * reg-notes.def (UNTYPED_CALL): New note.
11408 * combine.c (distribute_notes): Handle it.
11409 * emit-rtl.c (try_split): Likewise.
11410 * rtlanal.c (rtx_properties::try_to_add_insn): Likewise. Assume
11411 that calls with the note implicitly set all return value registers.
11412 * builtins.c (expand_builtin_apply): Add a REG_UNTYPED_CALL
11415 2021-04-16 Richard Sandiford <richard.sandiford@arm.com>
11417 PR rtl-optimization/99596
11418 * rtlanal.c (rtx_properties::try_to_add_insn): Don't add global
11419 register accesses for const calls. Assume that pure functions
11420 can only read from global registers. Ignore cases in which
11421 the stack pointer has been marked global.
11423 2021-04-16 Jakub Jelinek <jakub@redhat.com>
11426 * tree-vect-loop.c (vect_transform_loop): Don't remove just
11427 dead scalar .MASK_LOAD calls, but also dead .COND_* calls - replace
11428 them by their last argument.
11430 2021-04-15 Martin Liska <mliska@suse.cz>
11432 * doc/invoke.texi: Other params don't use it, remove it.
11434 2021-04-15 Richard Biener <rguenther@suse.de>
11436 * gimple-builder.h: Add deprecation note.
11438 2021-04-15 Richard Sandiford <richard.sandiford@arm.com>
11441 * attribs.h (restrict_type_identity_attributes_to): Declare.
11442 * attribs.c (restrict_type_identity_attributes_to): New function.
11444 2021-04-15 Richard Sandiford <richard.sandiford@arm.com>
11447 * attribs.h (affects_type_identity_attributes): Declare.
11448 * attribs.c (remove_attributes_matching): New function.
11449 (affects_type_identity_attributes): Likewise.
11451 2021-04-15 Jakub Jelinek <jakub@redhat.com>
11454 * config/aarch64/aarch64.md (*<LOGICAL:optab>_<SHIFT:optab><mode>3):
11455 Add combine splitters for *<LOGICAL:optab>_ashl<mode>3 with
11456 ZERO_EXTEND, SIGN_EXTEND or AND.
11458 2021-04-14 Richard Sandiford <richard.sandiford@arm.com>
11460 PR rtl-optimization/99929
11461 * rtl.h (same_vector_encodings_p): New function.
11462 * cse.c (exp_equiv_p): Check that CONST_VECTORs have the same encoding.
11463 * cselib.c (rtx_equal_for_cselib_1): Likewise.
11464 * jump.c (rtx_renumbered_equal_p): Likewise.
11465 * lra-constraints.c (operands_match_p): Likewise.
11466 * reload.c (operands_match_p): Likewise.
11467 * rtl.c (rtx_equal_p_cb, rtx_equal_p): Likewise.
11469 2021-04-14 Richard Sandiford <richard.sandiford@arm.com>
11471 * print-rtl.c (rtx_writer::print_rtx_operand_codes_E_and_V): Print
11472 more information about variable-length CONST_VECTORs.
11474 2021-04-14 Vladimir N. Makarov <vmakarov@redhat.com>
11476 PR rtl-optimization/100066
11477 * lra-constraints.c (split_reg): Check paradoxical_subreg_p for
11478 ordered modes when choosing splitting mode for hard reg.
11480 2021-04-14 Richard Sandiford <richard.sandiford@arm.com>
11483 * config/aarch64/aarch64.c (aarch64_expand_sve_const_vector_sel):
11485 (aarch64_expand_sve_const_vector): Use it for nelts_per_pattern==2.
11487 2021-04-14 Andreas Krebbel <krebbel@linux.ibm.com>
11489 * config/s390/s390-builtins.def (O_M5, O_M12, ...): Add new macros
11490 for mask operand types.
11491 (s390_vec_permi_s64, s390_vec_permi_b64, s390_vec_permi_u64)
11492 (s390_vec_permi_dbl, s390_vpdi): Use the M5 type for the immediate
11494 (s390_vec_msum_u128, s390_vmslg): Use the M12 type for the
11496 * config/s390/s390.c (s390_const_operand_ok): Check the new
11497 operand types and generate a list of valid values.
11499 2021-04-14 Iain Buclaw <ibuclaw@gdcproject.org>
11501 * doc/tm.texi: Regenerate.
11502 * doc/tm.texi.in (D language and ABI): Add @hook for
11503 TARGET_D_REGISTER_OS_TARGET_INFO.
11505 2021-04-14 Iain Buclaw <ibuclaw@gdcproject.org>
11507 * config/aarch64/aarch64-d.c (aarch64_d_handle_target_float_abi): New
11509 (aarch64_d_register_target_info): New function.
11510 * config/aarch64/aarch64-protos.h (aarch64_d_register_target_info):
11512 * config/aarch64/aarch64.h (TARGET_D_REGISTER_CPU_TARGET_INFO):
11514 * config/arm/arm-d.c (arm_d_handle_target_float_abi): New function.
11515 (arm_d_register_target_info): New function.
11516 * config/arm/arm-protos.h (arm_d_register_target_info): Declare.
11517 * config/arm/arm.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
11518 * config/i386/i386-d.c (ix86_d_handle_target_float_abi): New function.
11519 (ix86_d_register_target_info): New function.
11520 * config/i386/i386-protos.h (ix86_d_register_target_info): Declare.
11521 * config/i386/i386.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
11522 * config/mips/mips-d.c (mips_d_handle_target_float_abi): New function.
11523 (mips_d_register_target_info): New function.
11524 * config/mips/mips-protos.h (mips_d_register_target_info): Declare.
11525 * config/mips/mips.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
11526 * config/pa/pa-d.c (pa_d_handle_target_float_abi): New function.
11527 (pa_d_register_target_info): New function.
11528 * config/pa/pa-protos.h (pa_d_register_target_info): Declare.
11529 * config/pa/pa.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
11530 * config/riscv/riscv-d.c (riscv_d_handle_target_float_abi): New
11532 (riscv_d_register_target_info): New function.
11533 * config/riscv/riscv-protos.h (riscv_d_register_target_info): Declare.
11534 * config/riscv/riscv.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
11535 * config/rs6000/rs6000-d.c (rs6000_d_handle_target_float_abi): New
11537 (rs6000_d_register_target_info): New function.
11538 * config/rs6000/rs6000-protos.h (rs6000_d_register_target_info):
11540 * config/rs6000/rs6000.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
11541 * config/s390/s390-d.c (s390_d_handle_target_float_abi): New function.
11542 (s390_d_register_target_info): New function.
11543 * config/s390/s390-protos.h (s390_d_register_target_info): Declare.
11544 * config/s390/s390.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
11545 * config/sparc/sparc-d.c (sparc_d_handle_target_float_abi): New
11547 (sparc_d_register_target_info): New function.
11548 * config/sparc/sparc-protos.h (sparc_d_register_target_info): Declare.
11549 * config/sparc/sparc.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
11550 * doc/tm.texi: Regenerate.
11551 * doc/tm.texi.in (D language and ABI): Add @hook for
11552 TARGET_D_REGISTER_CPU_TARGET_INFO.
11554 2021-04-14 Iain Buclaw <ibuclaw@gdcproject.org>
11556 * config/i386/i386-d.c (ix86_d_has_stdcall_convention): New function.
11557 * config/i386/i386-protos.h (ix86_d_has_stdcall_convention): Declare.
11558 * config/i386/i386.h (TARGET_D_HAS_STDCALL_CONVENTION): Define.
11559 * doc/tm.texi: Regenerate.
11560 * doc/tm.texi.in (D language and ABI): Add @hook for
11561 TARGET_D_HAS_STDCALL_CONVENTION.
11563 2021-04-14 Richard Biener <rguenther@suse.de>
11565 * tree-cfg.c (verify_gimple_assign_ternary): Verify that
11566 VEC_COND_EXPRs have a gimple_val condition.
11567 * tree-ssa-propagate.c (valid_gimple_rhs_p): VEC_COND_EXPR
11568 can no longer have a GENERIC condition.
11570 2021-04-14 Richard Earnshaw <rearnsha@arm.com>
11573 * config/arm/arm.c (arm_configure_build_target): Strip isa_all_fpbits
11574 from the isa_delta when -mfpu has been used.
11575 (arm_options_perform_arch_sanity_checks): It's the architecture that
11576 lacks an FPU not the processor.
11578 2021-04-13 Richard Biener <rguenther@suse.de>
11580 PR tree-optimization/100053
11581 * tree-ssa-sccvn.c (vn_nary_op_get_predicated_value): Do
11582 not use optimistic dominance queries for backedges to validate
11584 (dominated_by_p_w_unex): Add parameter to ignore executable
11585 state on backedges.
11586 (rpo_elim::eliminate_avail): Adjust.
11588 2021-04-13 Jakub Jelinek <jakub@redhat.com>
11591 * config/aarch64/aarch64.md (*aarch64_bfxil<mode>_extr,
11592 *aarch64_bfxilsi_extrdi): New define_insn patterns.
11594 2021-04-13 Jakub Jelinek <jakub@redhat.com>
11597 * simplify-rtx.c (simplify_immed_subreg): For MODE_COMPOSITE_P
11598 outermode, return NULL if the result doesn't encode back to the
11599 original byte sequence.
11600 (simplify_gen_subreg): Don't create SUBREGs from constants to
11601 MODE_COMPOSITE_P outermode.
11603 2021-04-12 Jakub Jelinek <jakub@redhat.com>
11605 PR rtl-optimization/99905
11606 * combine.c (expand_compound_operation): If pos + len > modewidth,
11607 perform the right shift by pos in inner_mode and then convert to mode,
11608 instead of trying to simplify a shift of rtx with inner_mode by pos
11609 as if it was a shift in mode.
11611 2021-04-12 Jakub Jelinek <jakub@redhat.com>
11614 * combine.c (simplify_and_const_int_1): Don't optimize varop
11615 away if it has side-effects.
11617 2021-04-12 Martin Liska <mliska@suse.cz>
11619 * doc/extend.texi: Escape @smallexample content.
11621 2021-04-12 Stefan Schulze Frielinghaus <stefansf@linux.ibm.com>
11623 * config/s390/s390.md ("*movdi_31", "*movdi_64"): Add
11624 alternative in order to load a DFP zero.
11626 2021-04-12 Martin Liska <mliska@suse.cz>
11628 * doc/extend.texi: Be more precise in documentation
11629 of symver attribute.
11631 2021-04-12 Martin Liska <mliska@suse.cz>
11634 * gimplify.c (gimplify_expr): Right now, we unpoison all
11635 variables before a goto <dest>. We should not do it if we are
11638 2021-04-12 Cui,Lili <lili.cui@intel.com>
11640 * common/config/i386/cpuinfo.h (get_intel_cpu): Handle
11642 * common/config/i386/i386-common.c (processor_names): Add
11644 (processor_alias_table): Add rocketlake.
11645 * common/config/i386/i386-cpuinfo.h (processor_subtypes): Add
11646 INTEL_COREI7_ROCKETLAKE.
11647 * config.gcc: Add -march=rocketlake.
11648 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
11650 * config/i386/i386-options.c (m_ROCKETLAKE) : Define.
11651 (processor_cost_table): Add rocketlake cost.
11652 * config/i386/i386.h (ix86_size_cost) : Define
11654 (processor_type) : Add PROCESSOR_ROCKETLAKE.
11655 (PTA_ROCKETLAKE): Ditto.
11656 * doc/extend.texi: Add rocketlake.
11657 * doc/invoke.texi: Add rocketlake.
11659 2021-04-12 Cui,Lili <lili.cui@intel.com>
11661 * config/i386/i386.h (PTA_ALDERLAKE): Change alderlake ISA list.
11662 * config/i386/i386-options.c (m_CORE_AVX2): Add m_ALDERLAKE.
11663 * common/config/i386/cpuinfo.h (get_intel_cpu): Add AlderLake model.
11664 * doc/invoke.texi: Change alderlake ISA list.
11666 2021-04-11 Hafiz Abid Qadeer <abidh@codesourcery.com>
11668 PR middle-end/98088
11669 * omp-expand.c (expand_oacc_collapse_init): Update condition in
11672 2021-04-10 H.J. Lu <hjl.tools@gmail.com>
11675 * config/i386/serializeintrin.h (_serialize): Defined as macro.
11677 2021-04-10 Jakub Jelinek <jakub@redhat.com>
11680 * expr.c (expand_expr_addr_expr_1): Test is_global_var rather than
11681 just TREE_STATIC on COMPOUND_LITERAL_EXPR_DECLs.
11683 2021-04-10 Jakub Jelinek <jakub@redhat.com>
11685 PR middle-end/99989
11686 * gimple-ssa-warn-alloca.c
11687 (alloca_type_and_limit::alloca_type_and_limit): Initialize limit to
11688 0 with integer precision unconditionally.
11690 2021-04-10 Jakub Jelinek <jakub@redhat.com>
11692 PR rtl-optimization/98601
11693 * rtlanal.c (rtx_addr_can_trap_p_1): Allow in assert unknown size
11694 not just for BLKmode, but also for VOIDmode. For STRICT_ALIGNMENT
11695 unaligned_mems handle VOIDmode like BLKmode.
11697 2021-04-10 Jan Hubicka <hubicka@ucw.cz>
11700 * tree.c (free_lang_data_in_decl): Do not release body of
11701 declare_variant_alt.
11703 2021-04-09 Richard Sandiford <richard.sandiford@arm.com>
11705 * config/aarch64/aarch64.c (aarch64_option_restore): If the
11706 architecture was specified explicitly and the tuning wasn't,
11707 tune for the architecture rather than the configured default CPU.
11709 2021-04-09 Richard Sandiford <richard.sandiford@arm.com>
11711 * config/aarch64/aarch64.md (tlsdesc_small_sve_<mode>): Use X30
11712 as the temporary register.
11714 2021-04-09 Martin Liska <mliska@suse.cz>
11716 * doc/extend.texi: Move non-target attributes on the top level.
11718 2021-04-09 Martin Liska <mliska@suse.cz>
11720 * doc/invoke.texi: Document minimum and maximum value of the
11721 argument for both supported compression algorithms.
11723 2021-04-08 David Edelsohn <dje.gcc@gmail.com>
11725 * config/rs6000/rs6000.c (rs6000_xcoff_select_section): Select
11726 TLS BSS before TLS data.
11727 * config/rs6000/xcoff.h (ASM_OUTPUT_TLS_COMMON): Use .comm.
11729 2021-04-08 Richard Sandiford <richard.sandiford@arm.com>
11731 * doc/sourcebuild.texi (stdint_types_mbig_endian): Document.
11733 2021-04-08 Richard Sandiford <richard.sandiford@arm.com>
11735 * match.pd: Extend vec_cond folds to handle shifts.
11737 2021-04-08 Maciej W. Rozycki <macro@orcam.me.uk>
11739 * config/vax/vax.md: Fix comment for `*bit<mode>' pattern's
11742 2021-04-08 Alex Coplan <alex.coplan@arm.com>
11745 * config/arm/iterators.md (MVE_vecs): New.
11746 (V_elem): Also handle V2DF.
11747 * config/arm/mve.md (*mve_mov<mode>): Rename to ...
11748 (*mve_vdup<mode>): ... this. Remove second alternative since
11749 vec_duplicate of const_int is not canonical RTL, and we don't
11750 want to match symbol_refs.
11751 (*mve_vec_duplicate<mode>): Delete (pattern is redundant).
11753 2021-04-08 Xionghu Luo <luoxhu@linux.ibm.com>
11755 * fold-const.c (fold_single_bit_test): Fix typo.
11756 * print-rtl.c (print_rtx_insn_vec): Call print_rtl_single
11759 2021-04-07 Richard Sandiford <richard.sandiford@arm.com>
11761 PR tree-optimization/97513
11762 * tree-vect-slp.c (vect_add_slp_permutation): New function,
11764 (vectorizable_slp_permutation): ...here. Detect cases in which
11765 all VEC_PERM_EXPRs are guaranteed to have the same stepped
11766 permute vector and only generate one permute vector for that case.
11767 Extend that case to handle variable-length vectors.
11769 2021-04-07 Richard Sandiford <richard.sandiford@arm.com>
11771 PR tree-optimization/99873
11772 * tree-vect-slp.c (vect_slp_prefer_store_lanes_p): New function.
11773 (vect_build_slp_instance): Don't split store groups that could
11774 use IFN_STORE_LANES.
11776 2021-04-07 Jakub Jelinek <jakub@redhat.com>
11779 * varasm.c (output_constant_pool_contents): Don't strip name encoding
11780 from XSTR (desc->sym, 0) or from label before passing those to
11783 2021-04-07 Richard Biener <rguenther@suse.de>
11785 PR tree-optimization/99954
11786 * tree-loop-distribution.c: Include tree-affine.h.
11787 (generate_memcpy_builtin): Try using tree-affine to prove
11789 (loop_distribution::classify_builtin_ldst): Always classify
11792 2021-04-07 Richard Biener <rguenther@suse.de>
11794 PR tree-optimization/99947
11795 * tree-vect-loop.c (vectorizable_induction): Pre-allocate
11796 steps vector to avoid pushing elements from the reallocated
11799 2021-04-07 Richard Biener <rguenther@suse.de>
11801 * tree-ssa-sccvn.h (print_vn_reference_ops): Declare.
11802 * tree-ssa-pre.c (print_pre_expr): Factor out VN reference operand
11804 * tree-ssa-sccvn.c (print_vn_reference_ops): ... into this new
11806 (debug_vn_reference_ops): New.
11808 2021-04-07 Bin Cheng <bin.cheng@linux.alibaba.com>
11810 PR tree-optimization/98736
11811 * tree-loop-distribution.c
11812 * (loop_distribution::bb_top_order_init):
11813 Compute RPO with programing order preserved by calling function
11814 rev_post_order_and_mark_dfs_back_seme.
11816 2021-04-06 Vladimir N. Makarov <vmakarov@redhat.com>
11819 * lra-constraints.c (split_reg): Don't check paradoxical_subreg_p.
11820 * lra-lives.c (clear_sparseset_regnos, regnos_in_sparseset_p): New
11822 (process_bb_lives): Don't update biggest mode of hard reg for
11823 implicit in multi-register group. Use the new functions for
11824 updating dead_set and unused_set by register notes.
11826 2021-04-06 Xianmiao Qu <xianmiao_qu@c-sky.com>
11828 * config/csky/csky_pipeline_ck802.md : Use insn reservation name
11831 2021-04-06 H.J. Lu <hjl.tools@gmail.com>
11833 * config/i386/x86-tune-costs.h (skylake_memcpy): Updated.
11834 (skylake_memset): Likewise.
11835 (skylake_cost): Change CLEAR_RATIO to 17.
11836 * config/i386/x86-tune.def (X86_TUNE_PREFER_KNOWN_REP_MOVSB_STOSB):
11837 Replace m_CANNONLAKE, m_ICELAKE_CLIENT, m_ICELAKE_SERVER,
11838 m_TIGERLAKE and m_SAPPHIRERAPIDS with m_SKYLAKE and m_CORE_AVX512.
11840 2021-04-06 Richard Biener <rguenther@suse.de>
11842 PR tree-optimization/99880
11843 * tree-vect-loop.c (maybe_set_vectorized_backedge_value): Only
11844 set vectorized defs of relevant PHIs.
11846 2021-04-06 Richard Biener <rguenther@suse.de>
11848 PR tree-optimization/99924
11849 * tree-vect-slp.c (vect_bb_partition_graph_r): Do not mark
11850 nodes w/o scalar stmts as visited.
11852 2021-04-06 Alex Coplan <alex.coplan@arm.com>
11855 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Also use base
11856 PCS for [su]fix_optab.
11858 2021-04-03 Iain Sandoe <iain@sandoe.co.uk>
11860 * config/darwin.c (machopic_legitimize_pic_address): Check
11861 that the current pic register is one of the hard reg set
11862 before setting liveness.
11864 2021-04-03 Iain Sandoe <iain@sandoe.co.uk>
11866 * config/darwin.c (machopic_legitimize_pic_address): Fix
11867 whitespace, remove unused code.
11869 2021-04-03 Jakub Jelinek <jakub@redhat.com>
11871 PR tree-optimization/99882
11872 * gimple-ssa-store-merging.c (bswap_view_convert): Handle val with
11875 2021-04-03 Jakub Jelinek <jakub@redhat.com>
11877 PR rtl-optimization/99863
11878 * dse.c (replace_read): Drop regs_live argument. Instead of
11879 regs_live, use store_insn->fixed_regs_live if non-NULL,
11880 otherwise punt if insns sequence clobbers or sets any hard
11883 2021-04-03 Jakub Jelinek <jakub@redhat.com>
11886 * targhooks.h (default_print_patchable_function_entry_1): Declare.
11887 * targhooks.c (default_print_patchable_function_entry_1): New function,
11888 copied from default_print_patchable_function_entry with an added flags
11890 (default_print_patchable_function_entry): Rewritten into a small
11891 wrapper around default_print_patchable_function_entry_1.
11892 * config/rs6000/rs6000.c (TARGET_ASM_PRINT_PATCHABLE_FUNCTION_ENTRY):
11894 (rs6000_print_patchable_function_entry): New function.
11896 2021-04-02 Eric Botcazou <ebotcazou@adacore.com>
11898 * doc/invoke.texi (fdelete-dead-exceptions): Minor tweak.
11900 2021-04-01 Jason Merrill <jason@redhat.com>
11903 * common.opt: Document v15 and v16.
11905 2021-04-01 Richard Biener <rguenther@suse.de>
11907 PR tree-optimization/99863
11908 * gimplify.c (gimplify_init_constructor): Recompute vector
11911 2021-04-01 Jakub Jelinek <jakub@redhat.com>
11913 * doc/extend.texi (symver attribute): Fix up syntax errors
11916 2021-04-01 Jakub Jelinek <jakub@redhat.com>
11918 PR tree-optimization/96573
11919 * gimple-ssa-store-merging.c (init_symbolic_number): Handle
11920 also pointer types.
11922 2021-04-01 Richard Biener <rguenther@suse.de>
11924 PR tree-optimization/99856
11925 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Promote
11926 precision to vector element precision.
11928 2021-04-01 Martin Jambor <mjambor@suse.cz>
11930 PR tree-optimization/97009
11931 * tree-sra.c (access_or_its_child_written): New function.
11932 (propagate_subaccesses_from_rhs): Use it instead of a simple grp_write
11935 2021-03-31 Jan Hubicka <hubicka@ucw.cz>
11938 * cif-code.def (USES_COMDAT_LOCAL): Make CIF_FINAL_NORMAL.
11940 2021-03-31 Pat Haugen <pthaugen@linux.ibm.com>
11943 * config/rs6000/altivec.md (xxspltiw_v4si, xxspltiw_v4sf_inst,
11944 xxspltidp_v2df_inst, xxsplti32dx_v4si_inst, xxsplti32dx_v4sf_inst,
11945 xxblend_<mode>, xxpermx_inst, xxeval): Mark prefixed.
11946 * config/rs6000/mma.md (mma_<vvi4i4i8>, mma_<avvi4i4i8>,
11947 mma_<vvi4i4i2>, mma_<avvi4i4i2>, mma_<vvi4i4>, mma_<avvi4i4>,
11948 mma_<pvi4i2>, mma_<apvi4i2>, mma_<vvi4i4i4>, mma_<avvi4i4i4>):
11950 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Adjust test.
11951 * config/rs6000/rs6000.md (define_attr "maybe_prefixed"): New.
11952 (define_attr "prefixed"): Update initializer.
11954 2021-03-31 Jakub Jelinek <jakub@redhat.com>
11957 * dwarf2out.c (debug_ranges_dwo_section): New variable.
11958 (DW_RANGES_IDX_SKELETON): Define.
11959 (struct dw_ranges): Add begin_entry and end_entry members.
11960 (DEBUG_DWO_RNGLISTS_SECTION): Define.
11961 (add_ranges_num): Adjust r initializer for addition of *_entry
11963 (add_ranges_by_labels): For -gsplit-dwarf and force_direct,
11964 set idx to DW_RANGES_IDX_SKELETON.
11965 (use_distinct_base_address_for_range): New function.
11966 (index_rnglists): Don't set r->idx if it is equal to
11967 DW_RANGES_IDX_SKELETON. Initialize r->begin_entry and
11968 r->end_entry for -gsplit-dwarf if those will be needed by
11970 (output_rnglists): Add DWO argument. If true, switch to
11971 debug_ranges_dwo_section rather than debug_ranges_section.
11972 Adjust l1/l2 label indexes. Only output the offset table when
11973 dwo is true and don't include in there the skeleton range
11974 entry if present. For -gsplit-dwarf, skip ranges that belong
11975 to the other rnglists section. Change return type from void
11976 to bool and return true if there are any range entries for
11977 the other section. For dwarf_split_debug_info use
11978 DW_RLE_startx_endx, DW_RLE_startx_length and DW_RLE_base_addressx
11979 entries instead of DW_RLE_start_end, DW_RLE_start_length and
11980 DW_RLE_base_address. Use use_distinct_base_address_for_range.
11981 (init_sections_and_labels): Initialize debug_ranges_dwo_section
11982 if -gsplit-dwarf and DWARF >= 5. Adjust ranges_section_label
11983 and range_base_label indexes.
11984 (dwarf2out_finish): Call index_rnglists earlier before finalizing
11985 .debug_addr. Never emit DW_AT_rnglists_base attribute. For
11986 -gsplit-dwarf and DWARF >= 5 call output_rnglists up to twice
11987 with different dwo arguments.
11988 (dwarf2out_c_finalize): Clear debug_ranges_dwo_section.
11990 2021-03-31 Richard Sandiford <richard.sandiford@arm.com>
11992 PR tree-optimization/98268
11993 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Call
11994 recompute_tree_invariant_for_addr_expr after successfully
11995 folding a TARGET_MEM_REF that occurs inside an ADDR_EXPR.
11997 2021-03-31 Richard Sandiford <richard.sandiford@arm.com>
11999 PR tree-optimization/99726
12000 * tree-data-ref.c (create_intersect_range_checks_index): Bail
12001 out if there is more than one access function SCEV for the loop
12004 2021-03-31 Richard Sandiford <richard.sandiford@arm.com>
12006 PR rtl-optimization/97141
12007 PR rtl-optimization/98726
12008 * emit-rtl.c (valid_for_const_vector_p): Return true for
12010 * rtx-vector-builder.h (rtx_vector_builder::step): Return a
12011 poly_wide_int instead of a wide_int.
12012 (rtx_vector_builder::apply_set): Take a poly_wide_int instead
12014 * rtx-vector-builder.c (rtx_vector_builder::apply_set): Likewise.
12015 * config/aarch64/aarch64.c (aarch64_legitimate_constant_p): Return
12016 false for CONST_VECTORs that cannot be forced to memory.
12017 * config/aarch64/aarch64-simd.md (mov<mode>): If a CONST_VECTOR
12018 is too complex to force to memory, build it up from individual
12021 2021-03-31 Jan Hubicka <jh@suse.cz>
12024 * cgraph.c (cgraph_node::release_body): Fix overactive check.
12026 2021-03-31 Christophe Lyon <christophe.lyon@linaro.org>
12029 * config/arm/vec-common.md (mul<mode>3): Disable on iwMMXT, expect
12032 2021-03-31 H.J. Lu <hjl.tools@gmail.com>
12034 * config/i386/i386-expand.c (expand_set_or_cpymem_via_rep):
12035 For TARGET_PREFER_KNOWN_REP_MOVSB_STOSB, don't convert QImode
12037 (decide_alg): For TARGET_PREFER_KNOWN_REP_MOVSB_STOSB, use
12038 "rep movsb/stosb" only for known sizes.
12039 * config/i386/i386-options.c (processor_cost_table): Use Ice
12040 Lake cost for Cannon Lake, Ice Lake, Tiger Lake, Sapphire
12041 Rapids and Alder Lake.
12042 * config/i386/i386.h (TARGET_PREFER_KNOWN_REP_MOVSB_STOSB): New.
12043 * config/i386/x86-tune-costs.h (icelake_memcpy): New.
12044 (icelake_memset): Likewise.
12045 (icelake_cost): Likewise.
12046 * config/i386/x86-tune.def (X86_TUNE_PREFER_KNOWN_REP_MOVSB_STOSB):
12049 2021-03-31 Richard Sandiford <richard.sandiford@arm.com>
12052 * config/aarch64/aarch64.c
12053 (aarch64_vectorize_preferred_vector_alignment): Query the size
12054 of the provided SVE vector; do not assume that all SVE vectors
12055 have the same size.
12057 2021-03-31 Jan Hubicka <jh@suse.cz>
12060 * cgraph.c (cgraph_node::release_body): Remove all callers and
12062 * cgraphclones.c (cgraph_node::materialize_clone): Do not do it here.
12063 * cgraphunit.c (cgraph_node::expand): And here.
12065 2021-03-31 Martin Liska <mliska@suse.cz>
12067 * ipa-modref.c (analyze_ssa_name_flags): Fix coding style
12068 and one negated condition.
12070 2021-03-31 Jakub Jelinek <jakub@redhat.com>
12071 Richard Sandiford <richard.sandiford@arm.com>
12074 * config/aarch64/aarch64.md (*add<mode>3_poly_1): Swap Uai and Uav
12075 constraints on operands[2] and similarly 0 and rk constraints
12076 on operands[1] corresponding to that.
12078 2021-03-31 Jakub Jelinek <jakub@redhat.com>
12081 * configure.ac (HAVE_LD_BROKEN_PE_DWARF5): New AC_DEFINE if PECOFF
12082 linker doesn't support DWARF sections new in DWARF5.
12083 * config/i386/i386-options.c (ix86_option_override_internal): Default
12084 to dwarf_version 4 if HAVE_LD_BROKEN_PE_DWARF5 for TARGET_PECOFF
12086 * config.in: Regenerated.
12087 * configure: Regenerated.
12089 2021-03-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12092 * config/aarch64/aarch64.c (aarch64_analyze_loop_vinfo): Check for
12093 available issue_info before using it.
12095 2021-03-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12098 * config/aarch64/aarch64.md (sub<mode>3_compare1_imm): Do not allow zero
12101 2021-03-30 Xionghu Luo <luoxhu@linux.ibm.com>
12104 * config/rs6000/altivec.md (altivec_lvsl_reg): Change to ...
12105 (altivec_lvsl_reg_<mode>): ... this.
12106 (altivec_lvsr_reg): Change to ...
12107 (altivec_lvsr_reg_<mode>): ... this.
12108 * config/rs6000/predicates.md (vec_set_index_operand): New.
12109 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12110 Enable 32bit variable vec_insert for all TARGET_VSX.
12111 * config/rs6000/rs6000.c (rs6000_expand_vector_set_var_p9):
12112 Enable 32bit variable vec_insert for p9 and above.
12113 (rs6000_expand_vector_set_var_p8): Rename to ...
12114 (rs6000_expand_vector_set_var_p7): ... this.
12115 (rs6000_expand_vector_set): Use TARGET_VSX and adjust assert
12117 * config/rs6000/vector.md (vec_set<mode>): Use vec_set_index_operand.
12118 * config/rs6000/vsx.md (xl_len_r): Use gen_altivec_lvsl_reg_di and
12119 gen_altivec_lvsr_reg_di.
12121 2021-03-30 H.J. Lu <hjl.tools@gmail.com>
12124 * config/i386/ia32intrin.h (__rdtsc): Defined as macro.
12125 (__rdtscp): Likewise.
12127 2021-03-30 Tamar Christina <tamar.christina@arm.com>
12129 PR tree-optimization/99825
12130 * tree-vect-slp-patterns.c (vect_check_evenodd_blend):
12131 Reject non-mult 2 lanes.
12133 2021-03-30 Richard Earnshaw <rearnsha@arm.com>
12136 * config/arm/arm.c (arm_file_start): Fix emission of
12137 Tag_ABI_VFP_args attribute.
12139 2021-03-30 Richard Biener <rguenther@suse.de>
12141 PR tree-optimization/99824
12142 * stor-layout.c (set_min_and_max_values_for_integral_type):
12143 Assert the precision is within the bounds of
12144 WIDE_INT_MAX_PRECISION.
12145 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Use
12146 the outermost component ref only to lower the access size
12147 and initialize that from the access type.
12149 2021-03-30 Richard Sandiford <richard.sandiford@arm.com>
12152 * config/aarch64/aarch64.md (mov<mode>): Pass multi-instruction
12153 CONST_INTs to aarch64_expand_mov_immediate when called after RA.
12155 2021-03-30 Mihailo Stojanovic <mihailo.stojanovic@typhoon-hil.com>
12157 * config/aarch64/aarch64.md
12158 (<optab>_trunc<fcvt_target><GPI:mode>2): Set the "arch"
12159 attribute to disambiguate between SIMD and FP variants of the
12162 2021-03-29 Jan Hubicka <hubicka@ucw.cz>
12164 * ipa-modref.c (merge_call_lhs_flags): Correct handling of deref.
12165 (analyze_ssa_name_flags): Fix typo in comment.
12167 2021-03-29 Alex Coplan <alex.coplan@arm.com>
12170 * config/aarch64/aarch64-sve-builtins.cc
12171 (function_builder::add_function): Add placeholder_p argument, use
12172 placeholder decls if this is set.
12173 (function_builder::add_unique_function): Instead of conditionally adding
12174 direct overloads, unconditionally add either a direct overload or a
12176 (function_builder::add_overloaded_function): Set placeholder_p if we're
12177 using C++ overloads. Use the obstack for string storage instead
12178 of relying on the tree nodes.
12179 (function_builder::add_overloaded_functions): Don't return early for
12180 m_direct_overloads: we need to add placeholders.
12181 * config/aarch64/aarch64-sve-builtins.h
12182 (function_builder::add_function): Add placeholder_p argument.
12184 2021-03-29 Richard Biener <rguenther@suse.de>
12186 PR tree-optimization/99807
12187 * tree-vect-slp.c (vect_slp_analyze_node_operations_1): Move
12188 assert below VEC_PERM handling.
12190 2021-03-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12193 * config/aarch64/aarch64-simd.md (move_lo_quad_internal_<mode>): Use
12194 aarch64_simd_or_scalar_imm_zero to match zeroes. Remove pattern
12195 matching const_int 0.
12196 (move_lo_quad_internal_be_<mode>): Likewise.
12197 (move_lo_quad_<mode>): Update for the above.
12198 * config/aarch64/iterators.md (VQ_2E): Delete.
12200 2021-03-29 Jakub Jelinek <jakub@redhat.com>
12202 PR tree-optimization/99777
12203 * fold-const.c (extract_muldiv_1): For conversions, punt on casts from
12204 types other than scalar integral types.
12206 2021-03-28 David Edelsohn <dje.gcc@gmail.com>
12208 * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): Do not add
12209 XCOFF TLS reloc decorations.
12211 2021-03-28 Gerald Pfeifer <gerald@pfeifer.com>
12213 * doc/analyzer.texi (Analyzer Internals): Update link to
12214 "A Memory Model for Static Analysis of C Programs".
12216 2021-03-26 David Edelsohn <dje.gcc@gmail.com>
12218 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Call function.
12219 * config/rs6000/rs6000-protos.h (rs6000_special_adjust_field_align):
12221 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align): New.
12222 (rs6000_special_round_type_align): Recursively check innermost first
12225 2021-03-26 Jakub Jelinek <jakub@redhat.com>
12228 * dwarf2out.h (struct dw_fde_node): Add rule18 member.
12229 * dwarf2cfi.c (dwarf2out_frame_debug_expr): When handling (set hfp sp)
12230 assignment with drap_reg active, queue reg save for hfp with offset 0
12231 and flush queued reg saves. When handling a push with rule18,
12232 defer queueing reg save for hfp and just assert the offset is 0.
12233 (scan_trace): Assert that fde->rule18 is false.
12235 2021-03-26 Vladimir Makarov <vmakarov@redhat.com>
12238 * ira-costs.c (record_reg_classes): Put case with
12239 CT_RELAXED_MEMORY adjacent to one with CT_MEMORY.
12240 * ira.c (ira_setup_alts): Ditto.
12241 * lra-constraints.c (process_alt_operands): Ditto.
12242 * recog.c (asm_operand_ok): Ditto.
12243 * reload.c (find_reloads): Ditto.
12245 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
12247 * config/aarch64/aarch64-protos.h
12248 (cpu_addrcost_table::post_modify_ld3_st3): New member variable.
12249 (cpu_addrcost_table::post_modify_ld4_st4): Likewise.
12250 * config/aarch64/aarch64.c (generic_addrcost_table): Update
12251 accordingly, using the same costs as for post_modify.
12252 (exynosm1_addrcost_table, xgene1_addrcost_table): Likewise.
12253 (thunderx2t99_addrcost_table, thunderx3t110_addrcost_table):
12254 (tsv110_addrcost_table, qdf24xx_addrcost_table): Likewise.
12255 (a64fx_addrcost_table): Likewise.
12256 (neoversev1_addrcost_table): New.
12257 (neoversev1_tunings): Use neoversev1_addrcost_table.
12258 (aarch64_address_cost): Use the new post_modify costs for CImode
12261 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
12263 * config/aarch64/aarch64.opt
12264 (-param=aarch64-loop-vect-issue-rate-niters=): New parameter.
12265 * doc/invoke.texi: Document it.
12266 * config/aarch64/aarch64-protos.h (aarch64_base_vec_issue_info)
12267 (aarch64_scalar_vec_issue_info, aarch64_simd_vec_issue_info)
12268 (aarch64_advsimd_vec_issue_info, aarch64_sve_vec_issue_info)
12269 (aarch64_vec_issue_info): New structures.
12270 (cpu_vector_cost): Write comments above the variables rather
12272 (cpu_vector_cost::issue_info): New member variable.
12273 * config/aarch64/aarch64.c: Include gimple-pretty-print.h
12274 and tree-ssa-loop-niter.h.
12275 (generic_vector_cost, a64fx_vector_cost, qdf24xx_vector_cost)
12276 (thunderx_vector_cost, tsv110_vector_cost, cortexa57_vector_cost)
12277 (exynosm1_vector_cost, xgene1_vector_cost, thunderx2t99_vector_cost)
12278 (thunderx3t110_vector_cost): Initialize issue_info to null.
12279 (neoversev1_scalar_issue_info, neoversev1_advsimd_issue_info)
12280 (neoversev1_sve_issue_info, neoversev1_vec_issue_info): New structures.
12281 (neoversev1_vector_cost): Use them.
12282 (aarch64_vec_op_count, aarch64_sve_op_count): New structures.
12283 (aarch64_vector_costs::saw_sve_only_op): New member variable.
12284 (aarch64_vector_costs::num_vector_iterations): Likewise.
12285 (aarch64_vector_costs::scalar_ops): Likewise.
12286 (aarch64_vector_costs::advsimd_ops): Likewise.
12287 (aarch64_vector_costs::sve_ops): Likewise.
12288 (aarch64_vector_costs::seen_loads): Likewise.
12289 (aarch64_simd_vec_costs_for_flags): New function.
12290 (aarch64_analyze_loop_vinfo): Initialize num_vector_iterations.
12291 Count the number of predicate operations required by SVE WHILE
12293 (aarch64_comparison_type, aarch64_multiply_add_p): New functions.
12294 (aarch64_sve_only_stmt_p, aarch64_in_loop_reduction_latency): Likewise.
12295 (aarch64_count_ops): Likewise.
12296 (aarch64_add_stmt_cost): Record whether see an SVE operation
12297 that cannot currently be implementing using Advanced SIMD.
12298 Record issue information about the scalar, Advanced SIMD
12299 and (where relevant) SVE versions of a loop.
12300 (aarch64_vec_op_count::dump): New function.
12301 (aarch64_sve_op_count::dump): Likewise.
12302 (aarch64_estimate_min_cycles_per_iter): Likewise.
12303 (aarch64_adjust_body_cost): If issue information is available,
12304 try to compare the issue rates of the various loop implementations
12305 and increase or decrease the vector body cost accordingly.
12307 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
12309 * config/aarch64/aarch64.c (aarch64_detect_vector_stmt_subtype):
12310 Assume a zero cost for induction phis.
12312 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
12314 * config/aarch64/aarch64.c (aarch64_embedded_comparison_type): New
12316 (aarch64_adjust_stmt_cost): Add the costs of embedded scalar and
12317 vector comparisons.
12319 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
12321 * config/aarch64/aarch64.c (aarch64_detect_scalar_stmt_subtype):
12323 (aarch64_add_stmt_cost): Call it.
12325 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
12327 * config/aarch64/aarch64-tuning-flags.def (matched_vector_throughput):
12328 New tuning parameter.
12329 * config/aarch64/aarch64.c (neoversev1_tunings): Use it.
12330 (aarch64_estimated_sve_vq): New function.
12331 (aarch64_vector_costs::analyzed_vinfo): New member variable.
12332 (aarch64_vector_costs::is_loop): Likewise.
12333 (aarch64_vector_costs::unrolled_advsimd_niters): Likewise.
12334 (aarch64_vector_costs::unrolled_advsimd_stmts): Likewise.
12335 (aarch64_record_potential_advsimd_unrolling): New function.
12336 (aarch64_analyze_loop_vinfo, aarch64_analyze_bb_vinfo): Likewise.
12337 (aarch64_add_stmt_cost): Call aarch64_analyze_loop_vinfo or
12338 aarch64_analyze_bb_vinfo on the first use of a costs structure.
12339 Detect whether we're vectorizing a loop for SVE that might be
12340 completely unrolled if it used Advanced SIMD instead.
12341 (aarch64_adjust_body_cost_for_latency): New function.
12342 (aarch64_finish_cost): Call it.
12344 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
12346 * config/aarch64/aarch64.c (aarch64_vector_costs): New structure.
12347 (aarch64_init_cost): New function.
12348 (aarch64_add_stmt_cost): Use aarch64_vector_costs instead of
12349 the default unsigned[3].
12350 (aarch64_finish_cost, aarch64_destroy_cost_data): New functions.
12351 (TARGET_VECTORIZE_INIT_COST): Override.
12352 (TARGET_VECTORIZE_FINISH_COST): Likewise.
12353 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
12355 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
12357 * config/aarch64/aarch64.c (neoversev1_advsimd_vector_cost)
12358 (neoversev1_sve_vector_cost): New cost structures.
12359 (neoversev1_vector_cost): Likewise.
12360 (neoversev1_tunings): Use them. Enable use_new_vector_costs.
12362 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
12364 * config/aarch64/aarch64-protos.h
12365 (sve_vec_cost::scatter_store_elt_cost): New member variable.
12366 * config/aarch64/aarch64.c (generic_sve_vector_cost): Update
12367 accordingly, taking the cost from the cost of a scalar_store.
12368 (a64fx_sve_vector_cost): Likewise.
12369 (aarch64_detect_vector_stmt_subtype): Detect scatter stores.
12371 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
12373 * config/aarch64/aarch64-protos.h
12374 (simd_vec_cost::store_elt_extra_cost): New member variable.
12375 * config/aarch64/aarch64.c (generic_advsimd_vector_cost): Update
12376 accordingly, using the vec_to_scalar cost for the new field.
12377 (generic_sve_vector_cost, a64fx_advsimd_vector_cost): Likewise.
12378 (a64fx_sve_vector_cost, qdf24xx_advsimd_vector_cost): Likewise.
12379 (thunderx_advsimd_vector_cost, tsv110_advsimd_vector_cost): Likewise.
12380 (cortexa57_advsimd_vector_cost, exynosm1_advsimd_vector_cost)
12381 (xgene1_advsimd_vector_cost, thunderx2t99_advsimd_vector_cost)
12382 (thunderx3t110_advsimd_vector_cost): Likewise.
12383 (aarch64_detect_vector_stmt_subtype): Detect single-element stores.
12385 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
12387 * config/aarch64/aarch64-protos.h (simd_vec_cost::ld2_st2_permute_cost)
12388 (simd_vec_cost::ld3_st3_permute_cost): New member variables.
12389 (simd_vec_cost::ld4_st4_permute_cost): Likewise.
12390 * config/aarch64/aarch64.c (generic_advsimd_vector_cost): Update
12391 accordingly, using zero for the new costs.
12392 (generic_sve_vector_cost, a64fx_advsimd_vector_cost): Likewise.
12393 (a64fx_sve_vector_cost, qdf24xx_advsimd_vector_cost): Likewise.
12394 (thunderx_advsimd_vector_cost, tsv110_advsimd_vector_cost): Likewise.
12395 (cortexa57_advsimd_vector_cost, exynosm1_advsimd_vector_cost)
12396 (xgene1_advsimd_vector_cost, thunderx2t99_advsimd_vector_cost)
12397 (thunderx3t110_advsimd_vector_cost): Likewise.
12398 (aarch64_ld234_st234_vectors): New function.
12399 (aarch64_adjust_stmt_cost): Likewise.
12400 (aarch64_add_stmt_cost): Call aarch64_adjust_stmt_cost if using
12401 the new vector costs.
12403 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
12405 * config/aarch64/aarch64-protos.h (sve_vec_cost): Turn into a
12406 derived class of simd_vec_cost. Add information about CLAST[AB]
12407 and FADDA instructions.
12408 * config/aarch64/aarch64.c (generic_sve_vector_cost): Update
12409 accordingly, using the vec_to_scalar costs for the new fields.
12410 (a64fx_sve_vector_cost): Likewise.
12411 (aarch64_reduc_type): New function.
12412 (aarch64_sve_in_loop_reduction_latency): Likewise.
12413 (aarch64_detect_vector_stmt_subtype): Take a vinfo parameter.
12414 Use aarch64_sve_in_loop_reduction_latency to handle SVE reductions
12415 that occur in the loop body.
12416 (aarch64_add_stmt_cost): Update call accordingly.
12418 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
12420 * config/aarch64/aarch64-tuning-flags.def (use_new_vector_costs):
12422 * config/aarch64/aarch64-protos.h (simd_vec_cost): Put comments
12423 above the fields rather than to the right.
12424 (simd_vec_cost::reduc_i8_cost): New member variable.
12425 (simd_vec_cost::reduc_i16_cost): Likewise.
12426 (simd_vec_cost::reduc_i32_cost): Likewise.
12427 (simd_vec_cost::reduc_i64_cost): Likewise.
12428 (simd_vec_cost::reduc_f16_cost): Likewise.
12429 (simd_vec_cost::reduc_f32_cost): Likewise.
12430 (simd_vec_cost::reduc_f64_cost): Likewise.
12431 * config/aarch64/aarch64.c (generic_advsimd_vector_cost): Update
12432 accordingly, using the vec_to_scalar_cost for the new fields.
12433 (generic_sve_vector_cost, a64fx_advsimd_vector_cost): Likewise.
12434 (a64fx_sve_vector_cost, qdf24xx_advsimd_vector_cost): Likewise.
12435 (thunderx_advsimd_vector_cost, tsv110_advsimd_vector_cost): Likewise.
12436 (cortexa57_advsimd_vector_cost, exynosm1_advsimd_vector_cost)
12437 (xgene1_advsimd_vector_cost, thunderx2t99_advsimd_vector_cost)
12438 (thunderx3t110_advsimd_vector_cost): Likewise.
12439 (aarch64_use_new_vector_costs_p): New function.
12440 (aarch64_simd_vec_costs): New function, split out from...
12441 (aarch64_builtin_vectorization_cost): ...here.
12442 (aarch64_is_reduction): New function.
12443 (aarch64_detect_vector_stmt_subtype): Likewise.
12444 (aarch64_add_stmt_cost): Call aarch64_detect_vector_stmt_subtype if
12445 using the new vector costs.
12447 2021-03-26 Iain Buclaw <ibuclaw@gdcproject.org>
12450 * tree-emutls.c (get_emutls_init_templ_addr): Mark initializer of weak
12451 TLS declarations as public.
12453 2021-03-26 Iain Buclaw <ibuclaw@gdcproject.org>
12455 * config/aarch64/aarch64-d.c (IN_TARGET_CODE): Define.
12456 * config/arm/arm-d.c (IN_TARGET_CODE): Likewise.
12457 * config/i386/i386-d.c (IN_TARGET_CODE): Likewise.
12458 * config/mips/mips-d.c (IN_TARGET_CODE): Likewise.
12459 * config/pa/pa-d.c (IN_TARGET_CODE): Likewise.
12460 * config/riscv/riscv-d.c (IN_TARGET_CODE): Likewise.
12461 * config/rs6000/rs6000-d.c (IN_TARGET_CODE): Likewise.
12462 * config/s390/s390-d.c (IN_TARGET_CODE): Likewise.
12463 * config/sparc/sparc-d.c (IN_TARGET_CODE): Likewise.
12465 2021-03-26 Iain Buclaw <ibuclaw@gdcproject.org>
12468 * config.gcc (*-*-cygwin*): Add winnt-d.o
12469 (*-*-mingw*): Likewise.
12470 * config/i386/cygwin.h (EXTRA_TARGET_D_OS_VERSIONS): New macro.
12471 * config/i386/mingw32.h (EXTRA_TARGET_D_OS_VERSIONS): Likewise.
12472 * config/i386/t-cygming: Add winnt-d.o.
12473 * config/i386/winnt-d.c: New file.
12475 2021-03-26 Iain Buclaw <ibuclaw@gdcproject.org>
12477 * config/freebsd-d.c: Include memmodel.h.
12479 2021-03-26 Iain Buclaw <ibuclaw@gdcproject.org>
12482 * config.gcc (*-*-openbsd*): Add openbsd-d.o.
12483 * config/t-openbsd: Add openbsd-d.o.
12484 * config/openbsd-d.c: New file.
12486 2021-03-25 Stam Markianos-Wright <stam.markianos-wright@arm.com>
12488 PR tree-optimization/96974
12489 * tree-vect-stmts.c (vect_get_vector_types_for_stmt): Replace assert
12490 with graceful exit.
12492 2021-03-25 H.J. Lu <hjl.tools@gmail.com>
12495 2021-03-25 H.J. Lu <hjl.tools@gmail.com>
12499 * config/i386/i386.c (ix86_can_inline_p): Don't check ISA for
12500 always_inline in system headers.
12502 2021-03-25 Kewen Lin <linkw@linux.ibm.com>
12504 * tree-vect-loop.c (vect_model_reduction_cost): Init inside_cost.
12506 2021-03-25 Jakub Jelinek <jakub@redhat.com>
12509 * tree-core.h (enum operand_equal_flag): Add OEP_ADDRESS_OF_SAME_FIELD.
12510 * fold-const.c (operand_compare::operand_equal_p): Don't compare
12511 field offsets if OEP_ADDRESS_OF_SAME_FIELD.
12513 2021-03-25 H.J. Lu <hjl.tools@gmail.com>
12517 * config/i386/i386.c (ix86_can_inline_p): Don't check ISA for
12518 always_inline in system headers.
12520 2021-03-25 Richard Biener <rguenther@suse.de>
12522 PR tree-optimization/99746
12523 * tree-vect-slp-patterns.c (complex_pattern::build): Do not mark
12524 the scalar stmt as patterned. Instead set up required things
12527 2021-03-25 Xionghu Luo <luoxhu@linux.ibm.com>
12529 * config/rs6000/rs6000.c (power8_costs): Change l2 cache
12532 2021-03-24 Martin Liska <mliska@suse.cz>
12535 * common/config/i386/i386-common.c (ARRAY_SIZE): Fix off-by-one
12537 * config/i386/i386-options.c (ix86_option_override_internal):
12538 Add run-time assert.
12540 2021-03-24 Martin Jambor <mjambor@suse.cz>
12543 * ipa-cp.c (initialize_node_lattices): Mark as bottom all
12544 parameters with unknown type.
12545 (ipacp_value_safe_for_type): New function.
12546 (propagate_vals_across_arith_jfunc): Verify that the constant type
12547 can be used for a type of the formal parameter.
12548 (propagate_vals_across_ancestor): Likewise.
12549 (propagate_scalar_across_jump_function): Likewise. Pass the type
12550 also to propagate_vals_across_ancestor.
12552 2021-03-24 Christophe Lyon <christophe.lyon@linaro.org>
12555 * config/arm/mve.md (movmisalign<mode>_mve_store): Use Ux
12557 (movmisalign<mode>_mve_load): Likewise.
12559 2021-03-24 Jakub Jelinek <jakub@redhat.com>
12562 * config/arm/vec-common.md (one_cmpl<mode>2, neg<mode>2,
12563 movmisalign<mode>): Disable expanders for TARGET_REALLY_IWMMXT.
12565 2021-03-24 Alexandre Oliva <oliva@adacore.com>
12567 * doc/sourcebuild.texi (sysconf): New effective target.
12569 2021-03-24 Alexandre Oliva <oliva@adacore.com>
12571 * config/i386/predicates.md (reg_or_const_vec_operand): New.
12572 * config/i386/sse.md (ssse3_pshufbv8qi3): Add an expander for
12573 the now *-prefixed insn_and_split, turn the splitter const vec
12574 into an input for the insn, making it an ignored immediate for
12575 non-split cases, and loaded into the scratch register
12578 2021-03-23 Vladimir N. Makarov <vmakarov@redhat.com>
12581 * config/aarch64/constraints.md (Utq, UOb, UOh, UOw, UOd, UOty):
12582 Use define_relaxed_memory_constraint for them.
12584 2021-03-23 Iain Sandoe <iain@sandoe.co.uk>
12587 * config/host-darwin.c (darwin_gt_pch_use_address): Add a
12588 colon to the diagnostic message.
12590 2021-03-23 Ilya Leoshkevich <iii@linux.ibm.com>
12592 * fwprop.c (fwprop_propagation::fwprop_propagation): Look at
12594 (try_fwprop_subst_note): Use set_info instead of insn_info.
12595 (try_fwprop_subst_pattern): Likewise.
12596 (try_fwprop_subst_notes): Likewise.
12597 (try_fwprop_subst): Likewise.
12598 (forward_propagate_subreg): Likewise.
12599 (forward_propagate_and_simplify): Likewise.
12600 (forward_propagate_into): Likewise.
12601 * rtl-ssa/accesses.h (set_info::single_nondebug_use) New
12603 (set_info::single_nondebug_insn_use): Likewise.
12604 (set_info::single_phi_use): Likewise.
12605 * rtl-ssa/member-fns.inl (set_info::single_nondebug_use) New
12607 (set_info::single_nondebug_insn_use): Likewise.
12608 (set_info::single_phi_use): Likewise.
12610 2021-03-23 Christophe Lyon <christophe.lyon@linaro.org>
12612 * doc/sourcebuild.texi (arm_dsp_ok, arm_dsp): Document.
12614 2021-03-23 Jakub Jelinek <jakub@redhat.com>
12617 * config/aarch64/aarch64.c (aarch64_add_offset): Tell
12618 expand_mult to perform an unsigned rather than a signed
12621 2021-03-23 H.J. Lu <hjl.tools@gmail.com>
12624 * config/i386/cpuid.h (__cpuid): Add __volatile__.
12625 (__cpuid_count): Likewise.
12627 2021-03-23 Richard Biener <rguenther@suse.de>
12629 PR tree-optimization/99721
12630 * tree-vect-slp.c (vect_slp_analyze_node_operations):
12631 Make sure we can schedule the node.
12633 2021-03-23 Marcus Comstedt <marcus@mc.pp.se>
12635 * config/riscv/riscv.c (riscv_subword): Take endianness into
12636 account when calculating the byte offset.
12638 2021-03-23 Marcus Comstedt <marcus@mc.pp.se>
12640 * config/riscv/predicates.md (subreg_lowpart_operator): New predicate
12641 * config/riscv/riscv.md (*addsi3_extended2, *subsi3_extended2)
12642 (*negsi2_extended2, *mulsi3_extended2, *<optab>si3_mask)
12643 (*<optab>si3_mask_1, *<optab>di3_mask, *<optab>di3_mask_1)
12644 (*<optab>si3_extend_mask, *<optab>si3_extend_mask_1): Use
12645 new predicate "subreg_lowpart_operator"
12647 2021-03-23 Marcus Comstedt <marcus@mc.pp.se>
12649 * config/riscv/riscv.c (riscv_swap_instruction): New function
12650 to byteswap an SImode rtx containing an instruction.
12651 (riscv_trampoline_init): Byteswap the generated instructions
12654 2021-03-23 Marcus Comstedt <marcus@mc.pp.se>
12656 * common/config/riscv/riscv-common.c
12657 (TARGET_DEFAULT_TARGET_FLAGS): Set default endianness.
12658 * config.gcc (riscv32be-*, riscv64be-*): Set
12659 TARGET_BIG_ENDIAN_DEFAULT to 1.
12660 * config/riscv/elf.h (LINK_SPEC): Change -melf* value
12661 depending on default endianness.
12662 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
12663 * config/riscv/linux.h (LINK_SPEC): Likewise.
12664 * config/riscv/riscv.c (TARGET_DEFAULT_TARGET_FLAGS): Set
12665 default endianness.
12666 * config/riscv/riscv.h (DEFAULT_ENDIAN_SPEC): New macro.
12668 2021-03-23 Marcus Comstedt <marcus@mc.pp.se>
12670 * config/riscv/elf.h (LINK_SPEC): Pass linker endianness flag.
12671 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
12672 * config/riscv/linux.h (LINK_SPEC): Likewise.
12673 * config/riscv/riscv.h (ASM_SPEC): Pass -mbig-endian and
12675 (BYTES_BIG_ENDIAN): Handle big endian.
12676 (WORDS_BIG_ENDIAN): Define to BYTES_BIG_ENDIAN.
12677 * config/riscv/riscv.opt (-mbig-endian, -mlittle-endian): New
12679 * doc/invoke.texi (-mbig-endian, -mlittle-endian): Document.
12681 2021-03-23 Stefan Schulze Frielinghaus <stefansf@linux.ibm.com>
12683 * regcprop.c (find_oldest_value_reg): Ask target whether
12684 different mode is fine for replacement register.
12686 2021-03-23 Aldy Hernandez <aldyh@redhat.com>
12688 PR tree-optimization/99296
12689 * value-range.cc (irange::irange_set_1bit_anti_range): New.
12690 (irange::irange_set_anti_range): Call irange_set_1bit_anti_range
12691 * value-range.h (irange::irange_set_1bit_anti_range): New.
12693 2021-03-22 Vladimir N. Makarov <vmakarov@redhat.com>
12696 * config/aarch64/constraints.md (UtQ): Use
12697 define_relaxed_memory_constraint for it.
12698 * doc/md.texi (define_relaxed_memory_constraint): Describe it.
12699 * genoutput.c (main): Process DEFINE_RELAXED_MEMORY_CONSTRAINT.
12700 * genpreds.c (constraint_data): Add bitfield is_relaxed_memory.
12701 (have_relaxed_memory_constraints): New static var.
12702 (relaxed_memory_start, relaxed_memory_end): Ditto.
12703 (add_constraint): Add arg is_relaxed_memory. Check name for
12704 relaxed memory. Set up is_relaxed_memory in constraint_data and
12705 have_relaxed_memory_constraints. Adjust calls.
12706 (choose_enum_order): Process relaxed memory.
12707 (write_tm_preds_h): Ditto.
12708 (main): Process DEFINE_RELAXED_MEMORY_CONSTRAINT.
12709 * gensupport.c (process_rtx): Process DEFINE_RELAXED_MEMORY_CONSTRAINT.
12710 * ira-costs.c (record_reg_classes): Process CT_RELAXED_MEMORY.
12711 * ira-lives.c (single_reg_class): Use
12712 insn_extra_relaxed_memory_constraint.
12713 * ira.c (ira_setup_alts): CT_RELAXED_MEMORY.
12714 * lra-constraints.c (valid_address_p): Use
12715 insn_extra_relaxed_memory_constraint instead of other memory
12717 (process_alt_operands): Process CT_RELAXED_MEMORY.
12718 (curr_insn_transform): Use insn_extra_relaxed_memory_constraint.
12719 * recog.c (asm_operand_ok, preprocess_constraints): Process
12721 * reload.c (find_reloads): Ditto.
12722 * rtl.def (DEFINE_RELAXED_MEMORY_CONSTRAINT): New.
12723 * stmt.c (parse_input_constraint): Use
12724 insn_extra_relaxed_memory_constraint.
12726 2021-03-22 Segher Boessenkool <segher@kernel.crashing.org>
12729 * ubsan.c (ubsan_instrument_float_cast): Don't test for unordered if
12732 2021-03-22 Alex Coplan <alex.coplan@arm.com>
12735 * config/arm/arm-protos.h (neon_make_constant): Add generate
12736 argument to guard emitting insns, default to true.
12737 * config/arm/arm.c (arm_legitimate_constant_p_1): Reject
12738 CONST_VECTORs which neon_make_constant can't handle.
12739 (neon_vdup_constant): Add generate argument, avoid emitting
12740 insns if it's not set.
12741 (neon_make_constant): Plumb new generate argument through.
12742 * config/arm/constraints.md (Ui): New. Use it...
12743 * config/arm/mve.md (*mve_mov<mode>): ... here.
12744 * config/arm/vec-common.md (movv8hf): Use neon_make_constant to
12745 synthesize constants.
12747 2021-03-22 Richard Biener <rguenther@suse.de>
12749 * debug.h: Add deprecation warning.
12751 2021-03-22 Richard Biener <rguenther@suse.de>
12753 PR tree-optimization/99694
12754 * tree-ssa-sccvn.c (visit_phi): Ignore edges with the
12757 2021-03-22 Kito Cheng <kito.cheng@sifive.com>
12760 * config/riscv/riscv.c (riscv_expand_block_move): Get RTL value
12761 after type checking.
12763 2021-03-22 Jakub Jelinek <jakub@redhat.com>
12767 * dwarf2out.c (get_full_len): Use get_precision rather than
12769 (add_const_value_attribute): Make sure add_AT_wide argument has
12770 precision prec rather than some very wide one.
12772 2021-03-22 Kewen Lin <linkw@linux.ibm.com>
12774 * config/rs6000/rs6000.md (*rotldi3_insert_sf,
12775 *mov<SFDF:mode><SFDF2:mode>cc_p9, floatsi<mode>2_lfiwax,
12776 floatsi<mode>2_lfiwax_mem, floatunssi<mode>2_lfiwzx,
12777 floatunssi<mode>2_lfiwzx_mem, *floatsidf2_internal,
12778 *floatunssidf2_internal, fix_trunc<mode>si2_stfiwx,
12779 fix_trunc<mode>si2_internal, fixuns_trunc<mode>si2_stfiwx,
12780 *round32<mode>2_fprs, *roundu32<mode>2_fprs,
12781 *fix_trunc<mode>si2_internal): Fix empty split condition.
12782 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
12783 vsx_reduc_<VEC_reduc_name>_v2df, vsx_reduc_<VEC_reduc_name>_v4sf,
12784 *vsx_reduc_<VEC_reduc_name>_v2df_scalar,
12785 *vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Likewise.
12787 2021-03-22 Xionghu Luo <luoxhu@linux.ibm.com>
12790 * config/rs6000/rs6000.c (rs6000_expand_vector_set_var_p9):
12791 Convert idx to DImode.
12792 (rs6000_expand_vector_set_var_p8): Likewise.
12794 2021-03-21 Jakub Jelinek <jakub@redhat.com>
12797 * dwarf2out.c (insert_float): Change return type from void to
12798 unsigned, handle GET_MODE_SIZE (mode) == 2 and return element size.
12799 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute):
12802 2021-03-20 H.J. Lu <hjl.tools@gmail.com>
12805 * config/i386/i386.c (construct_container): Check cfun != NULL
12806 before accessing silent_p.
12808 2021-03-20 Ahamed Husni <ahamedhusni73@gmail.com>
12810 * asan.c: Fix typos in comments.
12812 2021-03-20 Vladimir N. Makarov <vmakarov@redhat.com>
12814 PR rtl-optimization/99680
12815 * lra-constraints.c (skip_contraint_modifiers): Rename to skip_constraint_modifiers.
12816 (process_address_1): Check empty constraint before using
12819 2021-03-19 Pat Haugen <pthaugen@linux.ibm.com>
12821 * config/rs6000/rs6000.c (power10_cost): New.
12822 (rs6000_option_override_internal): Set Power10 costs.
12823 (rs6000_issue_rate): Set Power10 issue rate.
12824 * config/rs6000/power10.md: Rewrite for Power10.
12826 2021-03-19 Vladimir N. Makarov <vmakarov@redhat.com>
12829 * lra-constraints.c (process_address_1): Don't use unknown
12830 constraint for address constraint.
12832 2021-03-19 Iain Sandoe <iain@sandoe.co.uk>
12835 * config.gcc (powerpc-*-darwin8): Delete the reference to
12836 the now removed darwin8.h.
12838 2021-03-19 Olivier Hainque <hainque@adacore.com>
12841 * config/vxworksae.h (VX_CPU_PREFIX): Define.
12843 2021-03-19 John David Anglin <danglin@gcc.gnu.org>
12845 * config/pa/pa.c (import_milli): Use memcpy instead of strncpy.
12847 2021-03-19 Tamar Christina <tamar.christina@arm.com>
12849 PR tree-optimization/99656
12850 * tree-vect-slp-patterns.c (linear_loads_p,
12851 complex_add_pattern::matches, is_eq_or_top,
12852 vect_validate_multiplication, complex_mul_pattern::matches,
12853 complex_fms_pattern::matches): Remove complex_perm_kinds_t.
12854 * tree-vectorizer.h: (complex_load_perm_t): Removed.
12855 (slp_tree_to_load_perm_map_t): Use complex_perm_kinds_t instead of
12856 complex_load_perm_t.
12858 2021-03-19 H.J. Lu <hjl.tools@gmail.com>
12861 * config/i386/i386-options.c (ix86_init_machine_status): Set
12863 * config/i386/i386.c (init_cumulative_args): Set silent_p to
12865 (construct_container): Return early for return and argument
12866 errors if silent_p is true.
12867 * config/i386/i386.h (machine_function): Add silent_p.
12869 2021-03-19 Jakub Jelinek <jakub@redhat.com>
12872 * config/arm/constraints.md (Ds): New constraint.
12873 * config/arm/vec-common.md (mve_vshlq_<supf><mode>): Use w,Ds
12874 constraint instead of w,Dm.
12876 2021-03-19 Andrew Stubbs <ams@codesourcery.com>
12878 * config/gcn/gcn.c (gcn_parse_amdgpu_hsa_kernel_attribute): Fix quotes
12881 2021-03-19 Eric Botcazou <ebotcazou@adacore.com>
12883 PR middle-end/99641
12884 * fold-const.c (native_encode_initializer) <CONSTRUCTOR>: For an
12885 array type, do the computation of the current position in sizetype.
12887 2021-03-18 Vladimir N. Makarov <vmakarov@redhat.com>
12890 * lra-constraints.c (process_address_1): Use lookup_constraint
12891 only for a single constraint.
12893 2021-03-18 Martin Sebor <msebor@redhat.com>
12895 PR middle-end/99502
12896 * gimple-array-bounds.cc (inbounds_vbase_memaccess_p): Rename...
12897 (inbounds_memaccess_p): ...to this. Check the ending offset of
12898 the accessed member.
12900 2021-03-18 Andrew Stubbs <ams@codesourcery.com>
12902 * config/gcn/gcn.c (gcn_parse_amdgpu_hsa_kernel_attribute): Add %< and
12903 %> quote markers to error messages.
12904 (gcn_goacc_validate_dims): Likewise.
12905 (gcn_conditional_register_usage): Remove exclaimation mark from error
12907 (gcn_vectorize_vec_perm_const): Ensure perm is fully uninitialized.
12909 2021-03-18 Jan Hubicka <hubicka@ucw.cz>
12911 * config/i386/x86-tune-costs.h (struct processor_costs): Fix costs of
12914 2021-03-18 Sinan Lin <sinan@isrc.iscas.ac.cn>
12915 Kito Cheng <kito.cheng@sifive.com>
12917 * config/riscv/riscv.c (riscv_block_move_straight): Change type
12918 to unsigned HOST_WIDE_INT for parameter and local variable with
12919 HOST_WIDE_INT type.
12920 (riscv_adjust_block_mem): Ditto.
12921 (riscv_block_move_loop): Ditto.
12922 (riscv_expand_block_move): Ditto.
12924 2021-03-18 Nick Clifton <nickc@redhat.com>
12926 * config/v850/v850.c (construct_restore_jr): Increase static
12928 (construct_save_jarl): Likewise.
12929 * config/v850/v850.h (DWARF2_DEBUGGING_INFO): Define.
12931 2021-03-18 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12933 * config/aarch64/aarch64.c (aarch64_adjust_generic_arch_tuning): Define.
12934 (aarch64_override_options_internal): Use it.
12935 (generic_tunings): Add AARCH64_EXTRA_TUNE_CSE_SVE_VL_CONSTANTS to
12938 2021-03-17 Sandra Loosemore <sandra@codesourcery.com>
12940 * config/nios2/nios2.c (nios2_custom_check_insns): Clean up
12941 error message format issues.
12942 (nios2_option_override): Likewise.
12943 (nios2_expand_fpu_builtin): Likewise.
12944 (nios2_init_custom_builtins): Adjust to avoid bogus strncpy
12945 truncation warning.
12946 (nios2_expand_custom_builtin): More error message format fixes.
12947 (nios2_expand_rdwrctl_builtin): Likewise.
12948 (nios2_expand_rdprs_builtin): Likewise.
12949 (nios2_expand_eni_builtin): Likewise.
12950 (nios2_expand_builtin): Likewise.
12951 (nios2_register_custom_code): Likewise.
12952 (nios2_valid_target_attribute_rec): Likewise.
12953 (nios2_add_insn_asm): Fix uninitialized variable warning.
12955 2021-03-17 Jan Hubicka <jh@suse.cz>
12957 * config/i386/x86-tune-costs.h (struct processor_costs): Update costs
12958 of gather to match reality.
12959 * config/i386/x86-tune.def (X86_TUNE_USE_GATHER): Enable for znver3.
12961 2021-03-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12963 * config/aarch64/aarch64-builtins.c (aarch64_expand_rng_builtin): Use EQ
12964 to compare against CC_REG rather than NE.
12966 2021-03-17 H.J. Lu <hjl.tools@gmail.com>
12969 * config/i386/i386.c (ix86_force_load_from_GOT_p): Support
12970 inline assembly statements.
12971 (ix86_print_operand): Update 'P' handling for -fno-plt.
12973 2021-03-17 Tamar Christina <tamar.christina@arm.com>
12976 * config/aarch64/aarch64.c
12977 (aarch64_simd_clone_compute_vecsize_and_simdlen): Remove unused var.
12979 2021-03-16 Segher Boessenkool <segher@kernel.crashing.org>
12982 * config/rs6000/predicates.md (branch_comparison_operator): Allow
12983 ordered and unordered for CCFPmode, if flag_finite_math_only.
12985 2021-03-16 Jakub Jelinek <jakub@redhat.com>
12988 * config/i386/i386-expand.c (ix86_split_lea_for_addr): Emit a MULT
12989 rather than ASHIFT.
12990 * config/i386/i386.md (mult by 1248 into ashift): New splitter.
12992 2021-03-16 Martin Liska <mliska@suse.cz>
12995 * optc-save-gen.awk: Add flag_ipa_ra to exceptions for
12996 cl_optimization_compare function.
12998 2021-03-16 Ilya Leoshkevich <iii@linux.ibm.com>
13000 * config/s390/s390.c (f_constraint_p): Treat "fv" constraints
13003 2021-03-16 Jakub Jelinek <jakub@redhat.com>
13006 * config/i386/i386.h (struct machine_function): Add
13007 has_explicit_vzeroupper bitfield.
13008 * config/i386/i386-expand.c (ix86_expand_builtin): Set
13009 cfun->machine->has_explicit_vzeroupper when expanding
13010 IX86_BUILTIN_VZEROUPPER.
13011 * config/i386/i386-features.c (rest_of_handle_insert_vzeroupper):
13012 Do the mode switching only when TARGET_VZEROUPPER, expensive
13013 optimizations turned on and not optimizing for size.
13014 (pass_insert_vzeroupper::gate): Enable even when
13015 cfun->machine->has_explicit_vzeroupper is set.
13017 2021-03-16 Jakub Jelinek <jakub@redhat.com>
13020 * config/aarch64/aarch64.c
13021 (aarch64_simd_clone_compute_vecsize_and_simdlen): If not a function
13022 definition, walk TYPE_ARG_TYPES list if non-NULL for argument types
13023 instead of DECL_ARGUMENTS. Ignore types for uniform arguments.
13025 2021-03-15 Richard Biener <rguenther@suse.de>
13027 PR tree-optimization/98834
13028 * tree-ssa-sccvn.c (vn_reference_lookup_3): Handle missing
13029 subsetting by truncating the access size.
13031 2021-03-15 Jan Hubicka <hubicka@ucw.cz>
13033 * config/i386/i386-options.c (processor_cost_table): Add znver3_cost.
13034 * config/i386/x86-tune-costs.h (znver3_cost): New gobal variable; copy
13037 2021-03-15 Martin Liska <mliska@suse.cz>
13039 * spellcheck.c: Add missing comma in initialization.
13041 2021-03-14 Uroš Bizjak <ubizjak@gmail.com>
13043 * config/i386/sse.md (*vec_extract<mode>): Merge alternative 0 with
13044 alternative 2 and alternative 1 with alternative 3 using
13045 YW register constraint.
13046 (*vec_extract<PEXTR_MODE12:mode>_zext): Merge alternatives
13047 using YW register constraint.
13048 (*vec_extractv16qi_zext): Ditto.
13049 (*vec_extractv4si): Merge alternatives 4 and 5
13050 using Yw register constraint.
13051 (*ssse3_palignr<mode>_perm): Use Yw instead of v for alternative 3.
13053 2021-03-13 Martin Sebor <msebor@redhat.com>
13055 PR tree-optimization/99489
13056 * builtins.c (gimple_call_alloc_size): Fail gracefully when argument
13057 is not a call statement.
13059 2021-03-13 Jakub Jelinek <jakub@redhat.com>
13061 PR tree-optimization/99544
13062 * match.pd (X + (X << C) -> X * (1 + (1 << C))): Don't simplify
13063 if for vector types multiplication can't be done in type's mode.
13065 2021-03-12 Eric Botcazou <ebotcazou@adacore.com>
13068 * config/sparc/constraints.md (w): Rename to...
13069 (W): ... this and ditch previous implementation.
13070 * config/sparc/sparc.md (*movdi_insn_sp64): Replace W with m.
13071 (*movdf_insn_sp64): Likewise.
13072 (*mov<VM64:mode>_insn_sp64): Likewise.
13073 * config/sparc/sync.md (*atomic_compare_and_swap<mode>_1): Replace
13075 (atomic_compare_and_swap_leon3_1): Likewise.
13076 (*atomic_compare_and_swapdi_v8plus): Likewise.
13077 * config/sparc/sparc.c (memory_ok_for_ldd): Remove useless test on
13078 architecture and add missing address validity check during LRA.
13080 2021-03-12 Tobias Burnus <tobias@codesourcery.com>
13083 * gimplify.c (omp_add_variable): Handle NULL_TREE as size
13084 occuring for assumed-size arrays in use_device_{ptr,addr}.
13086 2021-03-12 Jakub Jelinek <jakub@redhat.com>
13089 * config/i386/constraints.md (YW): New internal constraint.
13090 * config/i386/sse.md (v_Yw): Add V4TI, V2TI, V1TI and TI cases.
13091 (*<sse2_avx2>_<insn><mode>3<mask_name>,
13092 *<sse2_avx2>_uavg<mode>3<mask_name>, *abs<mode>2,
13093 *<s>mul<mode>3_highpart<mask_name>): Use <v_Yw> instead of v in
13095 (<sse2_avx2>_psadbw): Use YW instead of v in constraints.
13096 (*avx2_pmaddwd, *sse2_pmaddwd, *<code>v8hi3, *<code>v16qi3,
13097 avx2_pmaddubsw256, ssse3_pmaddubsw128): Merge last two alternatives
13098 into one, use Yw instead of former x,v.
13099 (ashr<mode>3, <insn><mode>3): Use <v_Yw> instead of x in constraints of
13100 the last alternative.
13101 (<sse2_avx2>_packsswb<mask_name>, <sse2_avx2>_packssdw<mask_name>,
13102 <sse2_avx2>_packuswb<mask_name>, <sse4_1_avx2>_packusdw<mask_name>,
13103 *<ssse3_avx2>_pmulhrsw<mode>3<mask_name>, <ssse3_avx2>_palignr<mode>,
13104 <ssse3_avx2>_pshufb<mode>3<mask_name>): Merge last two alternatives
13105 into one, use <v_Yw> instead of former x,v.
13106 (avx2_interleave_highv32qi<mask_name>,
13107 vec_interleave_highv16qi<mask_name>): Use Yw instead of v in
13108 constraints. Add && <mask_avx512bw_condition> to condition.
13109 (avx2_interleave_lowv32qi<mask_name>,
13110 vec_interleave_lowv16qi<mask_name>,
13111 avx2_interleave_highv16hi<mask_name>,
13112 vec_interleave_highv8hi<mask_name>,
13113 avx2_interleave_lowv16hi<mask_name>, vec_interleave_lowv8hi<mask_name>,
13114 avx2_pshuflw_1<mask_name>, sse2_pshuflw_1<mask_name>,
13115 avx2_pshufhw_1<mask_name>, sse2_pshufhw_1<mask_name>,
13116 avx2_<code>v16qiv16hi2<mask_name>, sse4_1_<code>v8qiv8hi2<mask_name>,
13117 *sse4_1_<code>v8qiv8hi2<mask_name>_1, <sse2_avx2>_<insn><mode>3): Use
13118 Yw instead of v in constraints.
13119 * config/i386/mmx.md (Yv_Yw): New define_mode_attr.
13120 (*mmx_<insn><mode>3, mmx_ashr<mode>3, mmx_<insn><mode>3): Use <Yv_Yw>
13121 instead of Yv in constraints.
13122 (*mmx_<insn><mode>3, *mmx_mulv4hi3, *mmx_smulv4hi3_highpart,
13123 *mmx_umulv4hi3_highpart, *mmx_pmaddwd, *mmx_<code>v4hi3,
13124 *mmx_<code>v8qi3, mmx_pack<s_trunsuffix>swb, mmx_packssdw,
13125 mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
13126 *mmx_uavgv8qi3, *mmx_uavgv4hi3, mmx_psadbw): Use Yw instead of Yv in
13128 (*mmx_pinsrw, *mmx_pinsrb, *mmx_pextrw, *mmx_pextrw_zext, *mmx_pextrb,
13129 *mmx_pextrb_zext): Use YW instead of Yv in constraints.
13130 (*mmx_eq<mode>3, mmx_gt<mode>3): Use x instead of Yv in constraints.
13131 (mmx_andnot<mode>3, *mmx_<code><mode>3): Split last alternative into
13132 two, one with just x, another isa avx512vl with v.
13134 2021-03-12 Martin Liska <mliska@suse.cz>
13136 * doc/invoke.texi: Add missing param documentation.
13138 2021-03-11 David Malcolm <dmalcolm@redhat.com>
13141 * Makefile.in (ANALYZER_OBJS): Add analyzer/feasible-graph.o and
13142 analyzer/trimmed-graph.o.
13143 * doc/analyzer.texi (Analyzer Paths): Rewrite description of
13144 feasibility checking to reflect new implementation.
13145 * doc/invoke.texi (-fdump-analyzer-feasibility): Document new
13147 * shortest-paths.h (shortest_paths::get_shortest_distance): New.
13149 2021-03-11 David Malcolm <dmalcolm@redhat.com>
13151 * digraph.cc (selftest::test_shortest_paths): Update
13152 shortest_paths init for new param. Add test of
13153 SPS_TO_GIVEN_TARGET.
13154 * shortest-paths.h (enum shortest_path_sense): New.
13155 (shortest_paths::shortest_paths): Add "sense" param.
13156 Update for renamings. Generalize to use "sense" param.
13157 (shortest_paths::get_shortest_path): Rename param.
13158 (shortest_paths::m_sense): New field.
13159 (shortest_paths::m_prev): Rename...
13160 (shortest_paths::m_best_edge): ...to this.
13161 (shortest_paths::get_shortest_path): Update for renamings.
13162 Conditionalize flipping of path on sense of traversal.
13164 2021-03-11 David Malcolm <dmalcolm@redhat.com>
13166 * digraph.cc (selftest::test_shortest_paths): Add test coverage
13167 for paths from B and C.
13168 * shortest-paths.h (shortest_paths::shortest_paths): Handle
13169 unreachable nodes, rather than asserting.
13171 2021-03-11 David Edelsohn <dje.gcc@gmail.com>
13174 * config/rs6000/rs6000.c (rs6000_xcoff_file_start): Don't create
13175 xcoff_tbss_section_name.
13176 * config/rs6000/xcoff.h (ASM_OUTPUT_TLS_COMMON): Use .lcomm.
13177 * xcoffout.c (xcoff_tbss_section_name): Delete.
13178 * xcoffout.h (xcoff_tbss_section_name): Delete.
13180 2021-03-11 Richard Biener <rguenther@suse.de>
13182 PR tree-optimization/99523
13183 * tree-cfg.c (dump_function_to_file): Dump SSA names
13184 w/o identifier to the decls section as well, not only those
13185 without a VAR_DECL.
13187 2021-03-11 Jakub Jelinek <jakub@redhat.com>
13190 * ipa-icf-gimple.c (func_checker::compare_gimple_call): For internal
13191 function calls with lhs fail if the lhs don't have compatible types.
13193 2021-03-11 Hans-Peter Nilsson <hp@axis.com>
13195 * config/cris/cris.h (HARD_FRAME_POINTER_REGNUM): Define.
13196 Change FRAME_POINTER_REGNUM to correspond to a new faked
13197 register faked_fp, part of GENNONACR_REGS like faked_ap.
13198 (CRIS_FAKED_REGS_CONTENTS): New helper macro.
13199 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS):
13200 (REG_ALLOC_ORDER, REG_CLASS_CONTENTS, REGNO_OK_FOR_BASE_P)
13201 (ELIMINABLE_REGS, REGISTER_NAMES): Adjust accordingly.
13202 * config/cris/cris.md (CRIS_FP_REGNUM): Renumber to new faked
13204 (CRIS_REAL_FP_REGNUM): New constant.
13205 * config/cris/cris.c (cris_reg_saved_in_regsave_area): Check
13206 for HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM.
13207 (cris_initial_elimination_offset): Handle elimination changes
13208 to HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM
13209 and add one from FRAME_POINTER_REGNUM to
13210 HARD_FRAME_POINTER_REGNUM.
13211 (cris_expand_prologue, cris_expand_epilogue): Emit code for
13212 hard_frame_pointer_rtx instead of frame_pointer_rtx.
13214 2021-03-10 David Edelsohn <dje.gcc@gmail.com>
13217 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Add check for DCmode.
13218 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Same.
13220 2021-03-10 Vladimir N. Makarov <vmakarov@redhat.com>
13223 * lra-constraints.c (process_address_1): Don't check unknown
13224 constraint, use X for empty constraint.
13226 2021-03-10 Alex Coplan <alex.coplan@arm.com>
13228 * config/aarch64/aarch64.c (aarch64_vfp_is_call_or_return_candidate):
13229 Fix typo in comment describing "is_ha" argument.
13231 2021-03-10 John David Anglin <danglin@gcc.gnu.org>
13233 * doc/sourcebuild.texi: Document LRA target selector.
13235 2021-03-10 David Malcolm <dmalcolm@redhat.com>
13237 * doc/ux.texi: Add subsection contrasting interactive versus
13238 batch usage of GCC.
13240 2021-03-10 Joel Hutton <joel.hutton@arm.com>
13243 * tree-vect-stmts.c (vectorizable_store): Fix scatter store mask
13245 (vectorizable_load): Fix gather load mask check condition.
13247 2021-03-10 Richard Biener <rguenther@suse.de>
13249 PR tree-optimization/99510
13250 * tree.c (check_aligned_type): Check that the candidate
13251 has TYPE_USER_ALIGN set instead of matching with the
13254 2021-03-10 Eric Botcazou <ebotcazou@adacore.com>
13256 * config/sparc/sparc.c (sparc_regmode_natural_size): Return 4 for
13257 float and vector integer modes only if the mode is not larger.
13259 2021-03-10 Hans-Peter Nilsson <hp@axis.com>
13261 * config/cris/cris.h (DWARF_FRAME_REGISTERS): Define.
13263 2021-03-09 Vladimir N. Makarov <vmakarov@redhat.com>
13265 * ira.c (ira_setup_alts, ira_get_dup_out_num): Process digital
13267 * ira-lives.c (single_reg_class): Ditto.
13269 2021-03-09 Sebastian Huber <sebastian.huber@embedded-brains.de>
13271 * config.gcc (aarch64-*-rtems*): Include general rtems.h after
13272 the architecture-specific rtems.h.
13273 (aarch64-*-rtems*): Likewise.
13274 (arm*-*-rtems*): Likewise.
13275 (epiphany-*-rtems*): Likewise.
13276 (riscv*-*-rtems*): Likewise.
13278 2021-03-09 Jakub Jelinek <jakub@redhat.com>
13280 PR tree-optimization/99305
13281 * tree-ssa-phiopt.c (conditional_replacement): Test integer_pow2p
13282 before integer_all_onesp instead of vice versa.
13284 2021-03-09 Richard Earnshaw <rearnsha@arm.com>
13286 * common/config/arm/arm-common.c (arm_config_default): Change type
13287 of 'i' to unsigned.
13289 2021-03-09 Vladimir N. Makarov <vmakarov@redhat.com>
13292 * lra-constraints.c (process_address_1): Process constraint 'g'
13293 separately and digital constraints containing more one digit.
13295 2021-03-09 Nick Clifton <nickc@redhat.com>
13297 * config/rx/rx.h (DBX_DEBUGGING_INFO): Define.
13298 (DWARF"_DEBUGGING_INFO): Define.
13300 2021-03-09 Eric Botcazou <ebotcazou@adacore.com>
13303 * calls.c (initialize_argument_information): When the argument
13304 is passed by reference, do not make a copy in a thunk only if
13305 the argument is already in memory. Remove redundant test for
13306 the case of callee copy.
13308 2021-03-09 Vladimir N. Makarov <vmakarov@redhat.com>
13311 * lra-constraints.c (process_address_1): Process 0..9 constraints
13312 in process_address_1.
13314 2021-03-09 Andreas Krebbel <krebbel@linux.ibm.com>
13316 * config/s390/s390.c (struct s390_processor processor_table):
13317 Binutils name string must not be empty.
13319 2021-03-09 Claudiu Zissulescu <claziss@synopsys.com>
13321 * config/arc/arc.c (arc_attr_type): Remove function.
13323 2021-03-09 Martin Liska <mliska@suse.cz>
13326 * config/i386/i386-options.c (ix86_option_override_internal):
13327 Set isa_flags for OPTS argument and not for the global
13330 2021-03-09 Aaron Sawdey <acsawdey@linux.ibm.com>
13332 * config/rs6000/predicates.md (ds_form_mem_operand): Check
13335 2021-03-09 Aaron Sawdey <acsawdey@linux.ibm.com>
13338 * config/rs6000/predicates.md (ds_form_mem_operand) New
13340 * config/rs6000/genfusion.pl (gen_ld_cmpi_p10) Use
13341 ds_form_mem_operand in ld/lwa patterns.
13342 * config/rs6000/fusion.md: Regenerate file.
13344 2021-03-08 Martin Sebor <msebor@redhat.com>
13346 PR middle-end/98266
13347 * gimple-array-bounds.cc (inbounds_vbase_memaccess_p): New function.
13348 (array_bounds_checker::check_array_bounds): Call it.
13350 2021-03-08 Martin Sebor <msebor@redhat.com>
13352 PR middle-end/97631
13353 * tree-ssa-strlen.c (maybe_warn_overflow): Test rawmem.
13354 (handle_builtin_stxncpy_strncat): Rename locals. Determine
13355 destination size from allocation calls. Issue a more appropriate
13357 (handle_builtin_memcpy): Pass true as rawmem to maybe_warn_overflow.
13358 (handle_builtin_memset): Same.
13360 2021-03-08 Peter Bergner <bergner@linux.ibm.com>
13363 * config/rs6000/rs6000.c (rs6000_emit_le_vsx_permute): Add an assert
13364 to ensure we do not have an Altivec style address.
13365 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>): Disable if passed
13366 an Altivec style address.
13367 (*vsx_le_perm_store_<mode>): Likewise.
13368 (splitters after *vsx_le_perm_store_<mode>): Likewise.
13369 (vsx_load_<mode>): Disable special expander if passed an Altivec
13371 (vsx_store_<mode>): Likewise.
13373 2021-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13376 * config/aarch64/predicates.md (aarch64_simd_shift_imm_vec_qi): Define.
13377 (aarch64_simd_shift_imm_vec_hi): Likewise.
13378 (aarch64_simd_shift_imm_vec_si): Likewise.
13379 (aarch64_simd_shift_imm_vec_di): Likewise.
13380 * config/aarch64/aarch64-simd.md (aarch64_shrn<mode>_insn_le): Use
13381 predicate from above.
13382 (aarch64_shrn<mode>_insn_be): Likewise.
13383 (aarch64_rshrn<mode>_insn_le): Likewise.
13384 (aarch64_rshrn<mode>_insn_be): Likewise.
13385 (aarch64_shrn2<mode>_insn_le): Likewise.
13386 (aarch64_shrn2<mode>_insn_be): Likewise.
13387 (aarch64_rshrn2<mode>_insn_le): Likewise.
13388 (aarch64_rshrn2<mode>_insn_be): Likewise.
13390 2021-03-08 Vladimir N. Makarov <vmakarov@redhat.com>
13393 * lra-constraints.c (skip_contraint_modifiers): New function.
13394 (process_address_1): Use it before lookup_constraint call.
13396 2021-03-08 Martin Liska <mliska@suse.cz>
13399 * config/i386/i386-options.c (ix86_option_override_internal):
13400 Enable UINTR and HRESET for -march that supports it.
13402 2021-03-08 Ilya Leoshkevich <iii@linux.ibm.com>
13404 * config/s390/s390.c (f_constraint_p): New function.
13405 (s390_md_asm_adjust): Implement TARGET_MD_ASM_ADJUST.
13406 (TARGET_MD_ASM_ADJUST): Likewise.
13408 2021-03-08 Tobias Burnus <tobias@codesourcery.com>
13411 * tree-nested.c (convert_local_reference_stmt): Avoid calling
13412 lookup_field_for_decl for Fortran module (= namespace context).
13414 2021-03-08 Andreas Krebbel <krebbel@linux.ibm.com>
13416 * config/s390/s390.c (s390_expand_vec_compare): Implement <0
13417 comparison with arithmetic right shift.
13418 (s390_expand_vcond): No need for a force_reg anymore.
13419 s390_vec_compare will do it.
13420 * config/s390/vector.md ("vec_cmp<mode><tointvec>"): Accept also
13421 immediate operands.
13423 2021-03-07 Jakub Jelinek <jakub@redhat.com>
13426 * config/i386/constraints.md (Yw): Use SSE_REGS if TARGET_SSE
13427 but TARGET_AVX512BW or TARGET_AVX512VL is not set. Adjust description
13429 * config/i386/sse.md (v_Yw): New define_mode_attr.
13430 (*<insn><mode>3, *mul<mode>3<mask_name>, *avx2_<code><mode>3,
13431 *sse4_1_<code><mode>3<mask_name>): Use <v_Yw> instead of v
13433 * config/i386/mmx.md (mmx_pshufw_1, *vec_dupv4hi): Use Yw instead of
13434 xYw in constraints.
13436 2021-03-06 Julian Brown <julian@codesourcery.com>
13438 * tree-pretty-print.c (dump_generic_node): Emit non-generic
13439 address space info for aggregates.
13441 2021-03-06 Hans-Peter Nilsson <hp@axis.com>
13443 * config/cris/cris.h (MAX_FIXED_MODE_SIZE): Don't define.
13445 2021-03-05 Jakub Jelinek <jakub@redhat.com>
13447 PR middle-end/99322
13448 * tree-cfg.c (bb_to_omp_idx): New variable.
13449 (execute_build_cfg): Release the bb_to_omp_idx vector after
13450 cleanup_tree_cfg returns.
13451 (handle_abnormal_edges): Remove bb_to_omp_idx argument, adjust
13452 for bb_to_omp_idx being a vec<int> instead of pointer to array
13454 (make_edges): Remove bb_to_omp_idx local variable, don't pass
13455 it to handle_abnormal_edges, adjust for bb_to_omp_idx being a
13456 vec<int> instead of pointer to array of ints and don't free/release
13458 (remove_bb): When removing a bb and placing forced label somewhere
13459 else, ensure it is put into the same OpenMP region during cfg
13460 pass if possible or to entry successor as fallback. Unregister
13461 bb from bb_to_omp_idx.
13463 2021-03-05 Vladimir N. Makarov <vmakarov@redhat.com>
13466 * lra-constraints.c (process_address_1): Skip decomposing address
13467 for asm insn operand with unknown constraint.
13469 2021-03-05 Martin Jambor <mjambor@suse.cz>
13472 * cgraph.c (cgraph_edge::set_call_stmt): Do not update all
13473 corresponding speculative edges if we are about to resolve
13474 sepculation. Make edge direct (and so resolve speculations) before
13475 removing it from call_site_hash.
13476 (cgraph_edge::make_direct): Relax the initial assert to allow calling
13477 the function on speculative direct edges.
13479 2021-03-05 Eric Botcazou <ebotcazou@adacore.com>
13481 PR rtl-optimization/99376
13482 * rtlanal.c (nonzero_bits1) <arithmetic operators>: If the number
13483 of low-order zero bits is too large, set the result to 0 directly.
13485 2021-03-04 Jakub Jelinek <jakub@redhat.com>
13487 PR middle-end/93235
13488 * expmed.c (store_bit_field_using_insv): Return false of xop0 is a
13489 SUBREG and a SUBREG to op_mode can't be created.
13491 2021-03-04 Alex Coplan <alex.coplan@arm.com>
13494 * config/aarch64/aarch64-sve-builtins.cc
13495 (function_resolver::require_vector_type): Handle error_mark_node.
13497 2021-03-04 Ilya Leoshkevich <iii@linux.ibm.com>
13499 * cfgexpand.c (expand_asm_loc): Pass new parameter.
13500 (expand_asm_stmt): Likewise.
13501 * config/arm/aarch-common-protos.h (arm_md_asm_adjust): Add new
13503 * config/arm/aarch-common.c (arm_md_asm_adjust): Likewise.
13504 * config/arm/arm.c (thumb1_md_asm_adjust): Likewise.
13505 * config/cris/cris.c (cris_md_asm_adjust): Likewise.
13506 * config/i386/i386.c (ix86_md_asm_adjust): Likewise.
13507 * config/mn10300/mn10300.c (mn10300_md_asm_adjust): Likewise.
13508 * config/nds32/nds32.c (nds32_md_asm_adjust): Likewise.
13509 * config/pdp11/pdp11.c (pdp11_md_asm_adjust): Likewise.
13510 * config/rs6000/rs6000.c (rs6000_md_asm_adjust): Likewise.
13511 * config/vax/vax.c (vax_md_asm_adjust): Likewise.
13512 * config/visium/visium.c (visium_md_asm_adjust): Likewise.
13513 * doc/tm.texi (md_asm_adjust): Likewise.
13514 * target.def (md_asm_adjust): Likewise.
13516 2021-03-04 Richard Biener <rguenther@suse.de>
13518 PR middle-end/97855
13519 * tree-pretty-print.c: Poison pp_printf.
13520 (dump_decl_name): Avoid use of pp_printf.
13521 (dump_block_node): Likewise.
13522 (dump_generic_node): Likewise.
13524 2021-03-04 Martin Sebor <msebor@redhat.com>
13526 PR middle-end/96963
13527 PR middle-end/94655
13528 * builtins.c (handle_array_ref): New helper.
13529 (handle_mem_ref): New helper.
13530 (compute_objsize_r): Factor out ARRAY_REF and MEM_REF handling
13531 into new helper functions. Correct a workaround for vectorized
13534 2021-03-03 Pat Haugen <pthaugen@linux.ibm.com>
13536 * config/rs6000/dfp.md (extendddtd2, trunctddd2, *cmp<mode>_internal1,
13537 floatditd2, ftrunc<mode>2, fix<mode>di2, dfp_ddedpd_<mode>,
13538 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>,
13539 *dfp_sgnfcnc_<mode>, dfp_dscli_<mode>, dfp_dscri_<mode>): Update size
13540 attribute for Power10.
13541 * config/rs6000/mma.md (*movoo): Likewise.
13542 * config/rs6000/rs6000.md (define_attr "size"): Add 256.
13543 (define_mode_attr bits): Add DD/TD modes.
13544 * config/rs6000/sync.md (load_quadpti, store_quadpti, load_lockedpti,
13545 store_conditionalpti): Update size attribute for Power10.
13547 2021-03-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13550 * config/sparc/t-sparc (tree-ssanames.o-warn): Don't error for
13551 -Wuninitialized, -Wmaybe-uninitialized.
13552 (wide-int.o-warn): Likewise.
13554 2021-03-03 Richard Earnshaw <rearnsha@arm.com>
13556 * common/config/arm/arm-common.c: Include configargs.h.
13557 (arm_config_default): New function.
13558 (arm_target_mode): Renamed from arm_target_thumb_only. Handle
13559 processors that do not support Thumb. Take into account the
13560 --with-mode configuration setting for selecting the default.
13561 * config/arm/arm.h (OPTION_DEFAULT_SPECS): Remove entry for 'mode'.
13562 (TARGET_MODE_SPEC_FUNCTIONS): Update for function name change.
13564 2021-03-03 Martin Liska <mliska@suse.cz>
13566 PR gcov-profile/97461
13567 * gcov-io.h (GCOV_PREALLOCATED_KVP): Remove.
13569 2021-03-03 Eric Botcazou <ebotcazou@adacore.com>
13572 * config/i386/i386.c (ix86_compute_frame_layout): For a SEH target,
13573 point back the hard frame pointer to its default location when the
13574 frame is larger than SEH_MAX_FRAME_SIZE.
13576 2021-03-03 Jakub Jelinek <jakub@redhat.com>
13579 * config/i386/predicates.md (logic_operator): New define_predicate.
13580 * config/i386/i386.md (mov + mem using comm arith peephole2):
13581 Punt if operands[1] is EXT_REX_SSE_REGNO_P, AVX512BW is not enabled
13582 and the inner mode is [QH]Imode.
13584 2021-03-03 Jakub Jelinek <jakub@redhat.com>
13587 * dwarf2out.c (dw_loc_list_struct): Add end_entry member.
13588 (new_loc_list): Clear end_entry.
13589 (output_loc_list): Only use DW_LLE_startx_length for -gsplit-dwarf
13590 if HAVE_AS_LEB128, otherwise use DW_LLE_startx_endx. Fix comment
13592 (index_location_lists): For dwarf_version >= 5 without HAVE_AS_LEB128,
13593 initialize also end_entry.
13595 2021-03-03 Jakub Jelinek <jakub@redhat.com>
13598 * cfgrtl.c (fixup_partitions): When changing some bbs from hot to cold
13599 partitions, if in non-layout mode after reorder_blocks also move
13600 affected blocks to ensure a single partition transition.
13602 2021-03-03 Jason Merrill <jason@redhat.com>
13605 * cgraphunit.c (process_function_and_variable_attributes): Don't
13606 warn about flatten on an alias if the target also has it.
13607 * cgraph.h (symtab_node::get_alias_target_tree): New.
13609 2021-03-02 David Edelsohn <dje.gcc@gmail.com>
13611 * config/rs6000/rs6000.md (tls_get_tpointer_internal): Prepend
13612 period to symbol name.
13613 (tls_get_addr_internal<mode>): Same.
13615 2021-03-02 David Malcolm <dmalcolm@redhat.com>
13618 * diagnostic-show-locus.c
13619 (selftest::test_one_liner_many_fixits_2): Fix accidental usage of
13622 2021-03-02 Martin Sebor <msebor@redhat.com>
13624 PR middle-end/99276
13625 * builtins.c (warn_for_access): Remove stray warning text.
13627 2021-03-02 Martin Sebor <msebor@redhat.com>
13629 PR middle-end/99295
13630 * doc/extend.texi (attribute malloc): Reword and clarify nonaliasing
13633 2021-03-02 Jakub Jelinek <jakub@redhat.com>
13636 * dwarf2out.c (output_macinfo_op): Use DW_MACRO_*_str* even with
13637 -gdwarf-5 -gstrict-dwarf. For -gsplit-dwarf -gdwarf-5 use
13638 DW_MACRO_*_strx instead of DW_MACRO_*_strp. Handle
13639 DW_MACRO_define_strx and DW_MACRO_undef_strx.
13640 (save_macinfo_strings): Use DW_MACRO_*_str* even with
13641 -gdwarf-5 -gstrict-dwarf. Handle DW_MACRO_define_strx and
13642 DW_MACRO_undef_strx.
13644 2021-03-02 Andreas Krebbel <krebbel@linux.ibm.com>
13646 * config/s390/s390-builtin-types.def (BT_FN_V4SF_V8HI_UINT): New
13648 (BT_FN_V8HI_V8HI_UINT): Likewise.
13649 (BT_FN_V8HI_V4SF_V4SF_UINT): Likewise.
13650 * config/s390/s390-builtins.def (B_NNPA): New macro definition.
13651 (s390_vclfnhs, s390_vclfnls, s390_vcrnfs, s390_vcfn, s390_vcnf):
13652 New builtin definitions.
13653 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Bump
13654 vector extension version.
13655 * config/s390/s390.c (s390_expand_builtin): Check if builtins are
13656 available with current -march level.
13657 * config/s390/s390.md (UNSPEC_NNPA_VCLFNHS_V8HI)
13658 (UNSPEC_NNPA_VCLFNLS_V8HI, UNSPEC_NNPA_VCRNFS_V8HI)
13659 (UNSPEC_NNPA_VCFN_V8HI, UNSPEC_NNPA_VCNF_V8HI): New constants.
13660 * config/s390/vecintrin.h (vec_extend_to_fp32_hi): New macro.
13661 (vec_extend_to_fp32_lo): Likewise.
13662 (vec_round_from_fp32): Likewise.
13663 (vec_convert_to_fp16): Likewise.
13664 (vec_convert_from_fp16): Likewise.
13665 * config/s390/vx-builtins.md (vclfnhs_v8hi): New insn pattern.
13666 (vclfnls_v8hi): Likewise.
13667 (vcrnfs_v8hi): Likewise.
13668 (vcfn_v8hi): Likewise.
13669 (vcnf_v8hi): Likewise.
13671 2021-03-02 Andreas Krebbel <krebbel@linux.ibm.com>
13673 * common/config/s390/s390-common.c (processor_flags_table): New entry.
13674 * config.gcc: Enable arch14 for --with-arch and --with-tune.
13675 * config/s390/driver-native.c (s390_host_detect_local_cpu): Pick
13676 arch14 for unknown CPU models.
13677 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH14.
13678 * config/s390/s390.c (s390_issue_rate): Add case for PROCESSOR_ARCH14.
13679 (s390_get_sched_attrmask): Likewise.
13680 (s390_get_unit_mask): Likewise.
13681 * config/s390/s390.h (enum processor_flags): Add PF_NNPA and PF_ARCH14.
13682 (TARGET_CPU_ARCH14, TARGET_CPU_ARCH14_P, TARGET_CPU_NNPA)
13683 (TARGET_CPU_NNPA_P, TARGET_ARCH14, TARGET_ARCH14_P, TARGET_NNPA)
13684 (TARGET_NNPA_P): New macro definitions.
13685 * config/s390/s390.md ("cpu_facility", "enabled"): Add arch14 and nnpa.
13686 * config/s390/s390.opt: Add PROCESSOR_ARCH14.
13688 2021-03-02 Jakub Jelinek <jakub@redhat.com>
13690 PR middle-end/95757
13691 * tree-vrp.c (register_edge_assert_for): Remove superfluous ()s around
13692 condition. Call register_edge_assert_for_1 for == 0, != 0, == 1 and
13693 != 1 comparisons if name is lhs of a comparison.
13695 2021-03-01 Iain Sandoe <iain@sandoe.co.uk>
13699 * config/darwin-protos.h (darwin_should_restore_cfa_state): New.
13700 * config/darwin.c (darwin_should_restore_cfa_state): New.
13701 * config/darwin.h (TARGET_ASM_SHOULD_RESTORE_CFA_STATE): New.
13702 * doc/tm.texi: Regenerated.
13703 * doc/tm.texi.in: Document TARGET_ASM_SHOULD_RESTORE_CFA_STATE.
13704 * dwarf2cfi.c (connect_traces): If the target requests, restore
13705 the CFA expression after a DW_CFA_restore.
13706 * target.def (TARGET_ASM_SHOULD_RESTORE_CFA_STATE): New hook.
13708 2021-03-01 Martin Liska <mliska@suse.cz>
13711 * optc-save-gen.awk: Add 4 more exceptions.
13713 2021-03-01 Nathan Sidwell <nathan@acm.org>
13716 * tree.h (TYPE_ALIGN_RAW): New accessor.
13717 (TYPE_ALIGN): Use it.
13719 2021-03-01 Jan Hubicka <jh@suse.cz>
13722 * ipa-fnsummary.c (compute_fn_summary): Fix sanity check.
13724 2021-03-01 Eric Botcazou <ebotcazou@adacore.com>
13727 * config/i386/i386.c (ix86_compute_frame_layout): For a SEH target,
13728 point the hard frame pointer to the SSE register save area instead
13729 of the general register save area. Perform only minimal adjustment
13730 for small frames if it is initially not correctly aligned.
13731 (ix86_expand_prologue): Remove early saves for a SEH target.
13732 * config/i386/winnt.c (struct seh_frame_state): Document constraint.
13734 2021-02-28 Jakub Jelinek <jakub@redhat.com>
13737 * ipa.c (symbol_table::remove_unreachable_nodes): Fix a comment
13738 typo - referneced -> referenced.
13739 * tree.c (component_ref_size): Fix comment typo -
13740 refernce -> reference.
13741 * tree-ssa-alias.c (access_path_may_continue_p): Fix comment typo -
13742 traling -> trailing.
13743 (aliasing_component_refs_p): Fix comment typos -
13744 refernce -> reference and refernece -> reference and
13745 traling -> trailing.
13746 (nonoverlapping_refs_since_match_p): Fix comment typo -
13747 referneces -> references.
13748 * doc/invoke.texi (--param modref-max-bases): Fix a typo -
13749 referneces -> references.
13751 2021-02-27 Iain Sandoe <iain@sandoe.co.uk>
13753 * config/host-darwin.c (darwin_gt_pch_use_address): Modify
13754 diagnostic message to avoid use of a contraction and format
13757 2021-02-27 Jakub Jelinek <jakub@redhat.com>
13760 * gcse.c (gcse_or_cprop_is_too_expensive): Use %wu instead of
13761 HOST_WIDE_INT_PRINT_UNSIGNED in warning format string.
13762 * ipa-devirt.c (ipa_odr_read_section): Use %wd instead of
13763 HOST_WIDE_INT_PRINT_DEC in inform format string. Fix comment
13766 2021-02-26 Richard Biener <rguenther@suse.de>
13768 PR middle-end/99281
13769 * expr.c (store_field): For calls with return-slot optimization
13770 and addressable return type expand the store directly.
13772 2021-02-26 Richard Biener <rguenther@suse.de>
13775 * builtins.c (warn_string_no_nul): Fix diagnostic formatting.
13777 2021-02-26 Peter Bergner <bergner@linux.ibm.com>
13780 * config/rs6000/rs6000-call.c (rs6000_init_builtins): Replace assert
13783 2021-02-26 Aaron Sawdey <acsawdey@linux.ibm.com>
13785 * config.gcc: Add rs6000-pcrel-opt.o.
13786 * config/rs6000/rs6000-pcrel-opt.c: New file.
13787 * config/rs6000/pcrel-opt.md: New file.
13788 * config/rs6000/predicates.md: Add d_form_memory predicate.
13789 * config/rs6000/rs6000-cpus.def: Add OPTION_MASK_PCREL_OPT.
13790 * config/rs6000/rs6000-passes.def: Add pass_pcrel_opt.
13791 * config/rs6000/rs6000-protos.h: Add reg_to_non_prefixed(),
13792 pcrel_opt_valid_mem_p(), output_pcrel_opt_reloc(),
13793 and make_pass_pcrel_opt().
13794 * config/rs6000/rs6000.c (reg_to_non_prefixed): Make global.
13795 (rs6000_option_override_internal): Add pcrel-opt.
13796 (rs6000_delegitimize_address): Support pcrel-opt.
13797 (rs6000_opt_masks): Add pcrel-opt.
13798 (pcrel_opt_valid_mem_p): New function.
13799 (reg_to_non_prefixed): Make global.
13800 (rs6000_asm_output_opcode): Reset prepend_p_to_next_insn.
13801 (output_pcrel_opt_reloc): New function.
13802 * config/rs6000/rs6000.md (loads_extern_addr): New attr.
13803 (pcrel_extern_addr): Set loads_extern_addr.
13804 Add include for pcrel-opt.md.
13805 * config/rs6000/rs6000.opt: Add -mpcrel-opt.
13806 * config/rs6000/t-rs6000: Add rules for pcrel-opt.c and
13809 2021-02-26 YunQiang Su <yunqiang.su@cipunited.com>
13812 * config/mips/mips.c (mips_expand_ext_as_unaligned_load):
13813 If TARGET_64BIT and dest is SUBREG, we check the width, if it
13814 equal to SImode, we use SImode operation, just like what we are
13817 2021-02-26 Marek Polacek <polacek@redhat.com>
13819 * builtins.c (warn_for_access): Fix typos.
13821 2021-02-25 Iain Sandoe <iain@sandoe.co.uk>
13823 * config/aarch64/aarch64.md (<optab>_rol<mode>3): Add a '#'
13824 mark in front of the immediate quantity.
13825 (<optab>_rolsi3_uxtw): Likewise.
13827 2021-02-25 Richard Earnshaw <rearnsha@arm.com>
13830 * config/arm/thumb2.md (nonsecure_call_reg_thumb2_fpcxt): New pattern.
13831 (nonsecure_call_value_reg_thumb2_fpcxt): Likewise.
13832 (nonsecure_call_reg_thumb2): Restrict to using r4 for the callee
13833 address and disable when the FPCXT is not available.
13834 (nonsecure_call_value_reg_thumb2): Likewise.
13836 2021-02-25 Nathan Sidwell <nathan@acm.org>
13839 * doc/invoke.texi (flang-info-module-cmi): Renamed option.
13841 2021-02-25 Tamar Christina <tamar.christina@arm.com>
13843 * tree-vect-slp.c (optimize_load_redistribution_1): Abort on NULL nodes.
13845 2021-02-25 Richard Biener <rguenther@suse.de>
13847 PR tree-optimization/99253
13848 * tree-vect-loop.c (check_reduction_path): First compute
13849 code, then verify out-of-loop uses.
13851 2021-02-25 Jakub Jelinek <jakub@redhat.com>
13854 * match.pd ((T)(A) + CST -> (T)(A + CST)): Add :s to convert.
13856 2021-02-25 Jakub Jelinek <jakub@redhat.com>
13858 PR tree-optimization/80635
13859 * tree-vrp.c (vrp_simplify_cond_using_ranges): Also handle
13860 VIEW_CONVERT_EXPR if modes are the same, innerop is integral and
13861 has mode precision.
13863 2021-02-25 Richard Biener <rguenther@suse.de>
13865 * tree-vect-slp.c (optimize_load_redistribution_1): Delay
13866 load_map population.
13867 (vect_match_slp_patterns_2): Revert part of last change.
13868 (vect_analyze_slp): Do not interleave optimize_load_redistribution
13869 with pattern detection but do it afterwards. Dump the
13870 whole SLP graph after pattern recognition and load
13871 redistribution optimization finished.
13873 2021-02-24 Jakub Jelinek <jakub@redhat.com>
13876 * omp-low.c (struct omp_context): Add teams_nested_p and
13877 nonteams_nested_p members.
13878 (scan_omp_target): Diagnose teams nested inside of target with other
13879 directives strictly nested inside of the same target.
13880 (check_omp_nesting_restrictions): Set ctx->teams_nested_p or
13881 ctx->nonteams_nested_p as needed.
13883 2021-02-24 Vladimir N. Makarov <vmakarov@redhat.com>
13885 PR inline-asm/99123
13886 * lra-constraints.c (uses_hard_regs_p): Don't use decompose_mem_address.
13888 2021-02-24 Hans-Peter Nilsson <hp@axis.com>
13890 * config/cris/cris.c (cris_expand_prologue): Set
13891 current_function_static_stack_size, if flag_stack_usage_info.
13893 2021-02-24 Pat Haugen <pthaugen@linux.ibm.com>
13895 * config/rs6000/rs6000.c (next_insn_prefixed_p): Rename.
13896 (rs6000_final_prescan_insn): Adjust.
13897 (rs6000_asm_output_opcode): Likewise.
13899 2021-02-24 Martin Sebor <msebor@redhat.com>
13901 PR middle-end/97172
13902 * attribs.c (attr_access::free_lang_data): Clear attribute arg spec
13903 from function arguments.
13905 2021-02-24 Tamar Christina <tamar.christina@arm.com>
13907 PR tree-optimization/99220
13908 * tree-vect-slp.c (optimize_load_redistribution_1): Remove
13909 node from cache when it's about to be deleted.
13911 2021-02-24 Jakub Jelinek <jakub@redhat.com>
13913 PR tree-optimization/99225
13914 * fold-const.c (fold_binary_loc) <case NE_EXPR>: In (x & (1 << y)) != 0
13915 to ((x >> y) & 1) != 0 simplifications use build_one_cst instead of
13916 build_int_cst (..., 1). Formatting fixes.
13918 2021-02-24 Tamar Christina <tamar.christina@arm.com>
13920 PR tree-optimization/99149
13921 * tree-vect-slp-patterns.c (vect_detect_pair_op): Don't recreate the
13923 (vect_slp_reset_pattern): Remove.
13924 (complex_fma_pattern::matches): Remove call to vect_slp_reset_pattern.
13925 (complex_mul_pattern::build, complex_fma_pattern::build,
13926 complex_fms_pattern::build): Fix ref counts.
13927 * tree-vect-slp.c (vect_free_slp_tree): Undo SLP only pattern relevancy
13928 when node is being deleted.
13929 (vect_match_slp_patterns_2): Correct result of cache hit on patterns.
13930 (vect_schedule_slp): Invalidate SLP_TREE_REPRESENTATIVE of removed
13932 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Initialize value.
13934 2021-02-24 Matthias Klose <doko@ubuntu.com>
13937 2020-12-07 Matthias Klose <doko@ubuntu.com>
13939 * genextract.c (print_header): Undefine ENABLE_RTL_CHECKING
13940 and ENABLE_RTL_FLAG_CHECKING.
13942 2021-02-24 Richard Biener <rguenther@suse.de>
13945 * builtins.c (fold_builtin_next_arg): Avoid NULL arg.
13947 2021-02-23 Peter Bergner <bergner@linux.ibm.com>
13949 * config/rs6000/mma.md (mma_assemble_pair): Rename from this...
13950 (vsx_assemble_pair): ...to this.
13951 (*mma_assemble_pair): Rename from this...
13952 (*vsx_assemble_pair): ...to this.
13953 (mma_disassemble_pair): Rename from this...
13954 (vsx_disassemble_pair): ...to this.
13955 (*mma_disassemble_pair): Rename from this...
13956 (*vsx_disassemble_pair): ...to this.
13957 * config/rs6000/rs6000-builtin.def (BU_MMA_V2, BU_MMA_V3,
13958 BU_COMPAT): New macros.
13959 (mma_assemble_pair): Rename from this...
13960 (vsx_assemble_pair): ...to this.
13961 (mma_disassemble_pair): Rename from this...
13962 (vsx_disassemble_pair): ...to this.
13963 (mma_assemble_pair): New compatibility built-in.
13964 (mma_disassemble_pair): Likewise.
13965 * config/rs6000/rs6000-call.c (struct builtin_compatibility): New.
13966 (RS6000_BUILTIN_COMPAT): Define.
13967 (bdesc_compat): New.
13968 (mma_expand_builtin): Use VSX_BUILTIN_DISASSEMBLE_PAIR_INTERNAL.
13969 (rs6000_gimple_fold_mma_builtin): Use MMA_BUILTIN_DISASSEMBLE_PAIR
13970 and VSX_BUILTIN_ASSEMBLE_PAIR.
13971 (rs6000_init_builtins): Register compatibility built-ins.
13972 (mma_init_builtins): Use VSX_BUILTIN_ASSEMBLE_PAIR,
13973 VSX_BUILTIN_ASSEMBLE_PAIR_INTERNAL, VSX_BUILTIN_DISASSEMBLE_PAIR and
13974 VSX_BUILTIN_DISASSEMBLE_PAIR_INTERNAL.
13975 * doc/extend.texi (__builtin_mma_assemble_pair): Rename from this...
13976 (__builtin_vsx_assemble_pair): ...to this.
13977 (__builtin_mma_disassemble_pair): Rename from this...
13978 (__builtin_vsx_disassemble_pair): ...to this.
13980 2021-02-23 Martin Liska <mliska@suse.cz>
13983 * ipa-icf.c (sem_variable::merge): Do not merge 2 variables
13984 with different alignment. That leads to an invalid red zone
13985 size allocated in runtime.
13987 2021-02-23 Jakub Jelinek <jakub@redhat.com>
13989 PR tree-optimization/99204
13990 * fold-const.c (fold_read_from_constant_string): Check that
13991 tree_fits_uhwi_p (index) rather than just that index is INTEGER_CST.
13993 2021-02-23 Segher Boessenkool <segher@kernel.crashing.org>
13994 Kewen Lin <linkw@gcc.gnu.org>
13996 * config/rs6000/rs6000.md (*rotl<mode>3_insert_3): Renamed to...
13997 (rotl<mode>3_insert_3): ...this.
13998 (plus_ior_xor): New code_iterator.
13999 (define_split for GPR rl*imi): New splitter.
14000 * config/rs6000/vsx.md (vsx_init_v4si): Use gen_rotldi3_insert_3
14001 for integer merging.
14003 2021-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14005 * config/aarch64/aarch64-tuning-flags.def (cse_sve_vl_constants):
14007 * config/aarch64/aarch64.md (add<mode>3): Force CONST_POLY_INT immediates
14008 into a register when the above is enabled.
14009 * config/aarch64/aarch64.c (neoversev1_tunings):
14010 AARCH64_EXTRA_TUNE_CSE_SVE_VL_CONSTANTS.
14011 (aarch64_rtx_costs): Use AARCH64_EXTRA_TUNE_CSE_SVE_VL_CONSTANTS.
14013 2021-02-22 Hans-Peter Nilsson <hp@axis.com>
14015 * config/cris/cris.c (cris_print_operand) <'T'>: Change
14016 valid operand from is now an addi mult-value to shift-value.
14017 * config/cris/cris.md (*addi): Change expression of scaled
14018 operand from mult to ashift.
14019 * config/cris/cris.md (*addi_reload): New insn_and_split.
14021 2021-02-22 John David Anglin <danglin@gcc.gnu.org>
14024 * config/pa/pa.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define as
14025 hook_bool_const_tree_hwi_hwi_const_tree_true.
14026 (pa_asm_output_mi_thunk): Add support for nonzero vcall_offset.
14028 2021-02-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
14030 PR rtl-optimization/98791
14031 * ira-conflicts.c (process_regs_for_copy): Don't create allocno copies
14032 for unordered modes.
14034 2021-02-22 Martin Liska <mliska@suse.cz>
14036 * tree-inline.c (inline_forbidden_p): Set
14037 inline_forbidden_reason.
14039 2021-02-22 Richard Biener <rguenther@suse.de>
14041 * tree-vect-slp.c (vect_bb_vectorization_profitable_p): Dump
14044 2021-02-22 Richard Biener <rguenther@suse.de>
14046 PR tree-optimization/99165
14047 * gimple-ssa-store-merging.c (pass_store_merging::process_store):
14048 Accumulate changed to ret.
14050 2021-02-21 Uros Bizjak <ubizjak@gmail.com>
14053 2020-12-09 Uroš Bizjak <ubizjak@gmail.com>
14055 * config/i386/i386.h (REG_ALLOC_ORDER): Remove
14057 2021-02-20 Ilya Leoshkevich <iii@linux.ibm.com>
14060 * config/s390/vector.md (trunctf<DFP_ALL:mode>2_vr): New
14062 (trunctf<DFP_ALL:mode>2): Likewise.
14063 (trunctdtf2_vr): Likewise.
14064 (trunctdtf2): Likewise.
14065 (extend<DFP_ALL:mode>tf2_vr): Likewise.
14066 (extend<DFP_ALL:mode>tf2): Likewise.
14067 (extendtftd2_vr): Likewise.
14068 (extendtftd2): Likewise.
14070 2021-02-20 Ilya Leoshkevich <iii@linux.ibm.com>
14072 * config/s390/vector.md (*fprx2_to_tf): Rename to fprx2_to_tf,
14073 add memory alternative.
14074 (tf_to_fprx2): New pattern.
14076 2021-02-19 Martin Sebor <msebor@redhat.com>
14079 * attribs.c (init_attr_rdwr_indices): Guard vblist use.
14080 (attr_access::free_lang_data): Remove a spurious test.
14082 2021-02-19 Nathan Sidwell <nathan@acm.org>
14084 * doc/invoke.texi (flang-info-module-read): Document.
14086 2021-02-19 Martin Liska <mliska@suse.cz>
14088 PR translation/99167
14089 * params.opt: Fix typo.
14091 2021-02-19 Richard Biener <rguenther@suse.de>
14093 PR middle-end/99122
14094 * tree-inline.c (inline_forbidden_p): Do not inline functions
14095 with VLA arguments or return value.
14097 2021-02-19 Jakub Jelinek <jakub@redhat.com>
14100 * config/arm/arm.md (*stack_protect_combined_set_insn,
14101 *stack_protect_combined_test_insn): If force_const_mem result
14102 is not valid general operand, force its address into the destination
14105 2021-02-19 Jakub Jelinek <jakub@redhat.com>
14108 * tree-cfg.c (gimple_merge_blocks): If bb a starts with eh landing
14109 pad or non-local label, put FORCED_LABELs from bb b after that label
14110 rather than before it.
14112 2021-02-19 Andre Vieira <andre.simoesdiasvieira@arm.com>
14115 * config/aarch64/aarch64-sve.md (<ASHIFT:optab><mode>3): Use
14116 expand_vector_broadcast' to emit the vec_duplicate operand.
14118 2021-02-18 Vladimir N. Makarov <vmakarov@redhat.com>
14120 PR rtl-optimization/96264
14121 * lra-remat.c (reg_overlap_for_remat_p): Check also output insn
14124 2021-02-18 H.J. Lu <hjl.tools@gmail.com>
14127 * varasm.c (get_section): Replace SUPPORTS_SHF_GNU_RETAIN with
14128 looking up the retain attribute.
14129 (resolve_unique_section): Likewise.
14130 (get_variable_section): Likewise.
14131 (switch_to_section): Likewise. Warn when a symbol without the
14132 retain attribute and a symbol with the retain attribute are
14133 placed in the section with the same name, instead of the used
14135 * doc/extend.texi: Document the "retain" attribute.
14137 2021-02-18 Nathan Sidwell <nathan@acm.org>
14140 * doc/invoke.texi (flang-info-include-translate): Document header
14143 2021-02-18 Richard Biener <rguenther@suse.de>
14145 PR middle-end/99122
14146 * ipa-fnsummary.c (analyze_function_body): Set
14147 CIF_FUNCTION_NOT_INLINABLE for VLA parameter calls.
14148 * tree-inline.c (insert_init_debug_bind): Pass NULL for
14149 error_mark_node values.
14150 (force_value_to_type): Do not build V_C_Es for WITH_SIZE_EXPR
14152 (setup_one_parameter): Delay force_value_to_type until when
14155 2021-02-18 Hans-Peter Nilsson <hp@axis.com>
14157 PR tree-optimization/99142
14158 * match.pd (clz cmp 0): Gate replacement on single_use of clz result.
14160 2021-02-18 Jakub Jelinek <jakub@redhat.com>
14162 * wide-int-bitmask.h (wide_int_bitmask::wide_int_bitmask (),
14163 wide_int_bitmask::wide_int_bitmask (uint64_t),
14164 wide_int_bitmask::wide_int_bitmask (uint64_t, uint64_t),
14165 wide_int_bitmask::operator ~ () const,
14166 wide_int_bitmask::operator | (wide_int_bitmask) const,
14167 wide_int_bitmask::operator & (wide_int_bitmask) const): Use constexpr
14169 * config/i386/i386.h (PTA_3DNOW, PTA_3DNOW_A, PTA_64BIT, PTA_ABM,
14170 PTA_AES, PTA_AVX, PTA_BMI, PTA_CX16, PTA_F16C, PTA_FMA, PTA_FMA4,
14171 PTA_FSGSBASE, PTA_LWP, PTA_LZCNT, PTA_MMX, PTA_MOVBE, PTA_NO_SAHF,
14172 PTA_PCLMUL, PTA_POPCNT, PTA_PREFETCH_SSE, PTA_RDRND, PTA_SSE, PTA_SSE2,
14173 PTA_SSE3, PTA_SSE4_1, PTA_SSE4_2, PTA_SSE4A, PTA_SSSE3, PTA_TBM,
14174 PTA_XOP, PTA_AVX2, PTA_BMI2, PTA_RTM, PTA_HLE, PTA_PRFCHW, PTA_RDSEED,
14175 PTA_ADX, PTA_FXSR, PTA_XSAVE, PTA_XSAVEOPT, PTA_AVX512F, PTA_AVX512ER,
14176 PTA_AVX512PF, PTA_AVX512CD, PTA_NO_TUNE, PTA_SHA, PTA_PREFETCHWT1,
14177 PTA_CLFLUSHOPT, PTA_XSAVEC, PTA_XSAVES, PTA_AVX512DQ, PTA_AVX512BW,
14178 PTA_AVX512VL, PTA_AVX512IFMA, PTA_AVX512VBMI, PTA_CLWB, PTA_MWAITX,
14179 PTA_CLZERO, PTA_NO_80387, PTA_PKU, PTA_AVX5124VNNIW, PTA_AVX5124FMAPS,
14180 PTA_AVX512VPOPCNTDQ, PTA_SGX, PTA_AVX512VNNI, PTA_GFNI, PTA_VAES,
14181 PTA_AVX512VBMI2, PTA_VPCLMULQDQ, PTA_AVX512BITALG, PTA_RDPID,
14182 PTA_PCONFIG, PTA_WBNOINVD, PTA_AVX512VP2INTERSECT, PTA_PTWRITE,
14183 PTA_AVX512BF16, PTA_WAITPKG, PTA_MOVDIRI, PTA_MOVDIR64B, PTA_ENQCMD,
14184 PTA_CLDEMOTE, PTA_SERIALIZE, PTA_TSXLDTRK, PTA_AMX_TILE, PTA_AMX_INT8,
14185 PTA_AMX_BF16, PTA_UINTR, PTA_HRESET, PTA_KL, PTA_WIDEKL, PTA_AVXVNNI,
14186 PTA_X86_64_BASELINE, PTA_X86_64_V2, PTA_X86_64_V3, PTA_X86_64_V4,
14187 PTA_CORE2, PTA_NEHALEM, PTA_WESTMERE, PTA_SANDYBRIDGE, PTA_IVYBRIDGE,
14188 PTA_HASWELL, PTA_BROADWELL, PTA_SKYLAKE, PTA_SKYLAKE_AVX512,
14189 PTA_CASCADELAKE, PTA_COOPERLAKE, PTA_CANNONLAKE, PTA_ICELAKE_CLIENT,
14190 PTA_ICELAKE_SERVER, PTA_TIGERLAKE, PTA_SAPPHIRERAPIDS, PTA_ALDERLAKE,
14191 PTA_KNL, PTA_BONNELL, PTA_SILVERMONT, PTA_GOLDMONT, PTA_GOLDMONT_PLUS,
14192 PTA_TREMONT, PTA_KNM): Use constexpr instead of const.
14194 2021-02-18 Jakub Jelinek <jakub@redhat.com>
14196 PR middle-end/99109
14197 * gimple-array-bounds.cc (build_zero_elt_array_type): Rename to ...
14198 (build_printable_array_type): ... this. Add nelts argument. For
14199 overaligned eltype, use TYPE_MAIN_VARIANT (eltype) instead. If
14200 nelts, call build_array_type_nelts.
14201 (array_bounds_checker::check_mem_ref): Use build_printable_array_type
14202 instead of build_zero_elt_array_type and build_array_type_nelts.
14204 2021-02-18 Jakub Jelinek <jakub@redhat.com>
14207 * config/i386/i386.c (distance_non_agu_define): Don't call
14208 extract_insn_cached here.
14209 (ix86_lea_outperforms): Save and restore recog_data around call
14210 to distance_non_agu_define and distance_agu_use.
14211 (ix86_ok_to_clobber_flags): Remove.
14212 (ix86_avoid_lea_for_add): Don't call ix86_ok_to_clobber_flags.
14213 (ix86_avoid_lea_for_addr): Likewise. Adjust function comment.
14214 * config/i386/i386.md (*lea<mode>): Change from define_insn_and_split
14215 into define_insn. Move the splitting to define_peephole2 and
14216 check there using peep2_regno_dead_p if FLAGS_REG is dead.
14218 2021-02-17 Julian Brown <julian@codesourcery.com>
14220 * gimplify.c (gimplify_scan_omp_clauses): Handle ATTACH_DETACH
14223 2021-02-17 Xi Ruoyao <xry111@mengyan1223.wang>
14226 * config/mips/mips.c (mips_symbol_insns): Do not use
14227 MSA_SUPPORTED_MODE_P if mode is MAX_MACHINE_MODE.
14229 2021-02-16 Vladimir N. Makarov <vmakarov@redhat.com>
14231 PR inline-asm/98096
14232 * stmt.c (resolve_operand_name_1): Take inout operands into account
14233 for access to labels by names.
14234 * doc/extend.texi: Describe counting operands for accessing labels.
14236 2021-02-16 Richard Biener <rguenther@suse.de>
14238 PR tree-optimization/38474
14239 * tree-ssa-structalias.c (variable_info::address_taken): New.
14240 (new_var_info): Initialize address_taken.
14241 (process_constraint): Set address_taken.
14242 (solve_constraints): Use the new address_taken flag rather
14243 than is_reg_var for sorting variables.
14244 (dump_constraint): Dump the variable number if the name
14247 2021-02-16 Jakub Jelinek <jakub@redhat.com>
14250 * tree-vect-stmts.c (vectorizable_simd_clone_call): For num_calls != 1
14251 multiply by 4096 and for inbranch by 8192.
14252 * config/i386/i386.c (ix86_simd_clone_usable): For TARGET_AVX512F,
14253 return 3, 2 or 1 for mangle letters 'b', 'c' or 'd'.
14255 2021-02-15 Maya Rashish <coypu@sdf.org>
14257 * config/aarch64/aarch64.c (aarch64_init_builtins):
14258 Call SUBTARGET_INIT_BUILTINS.
14260 2021-02-15 Peter Bergner <bergner@linux.ibm.com>
14262 PR rtl-optimization/98872
14263 * init-regs.c (initialize_uninitialized_regs): Skip initialization
14264 if CONST0_RTX is NULL.
14266 2021-02-15 Richard Sandiford <richard.sandiford@arm.com>
14268 PR rtl-optimization/98863
14269 * rtl-ssa/functions.h (function_info::bb_live_out_info): Delete.
14270 (function_info::build_info): Turn into a declaration, moving the
14271 definition to internals.h.
14272 (function_info::bb_walker): Declare.
14273 (function_info::create_reg_use): Likewise.
14274 (function_info::calculate_potential_phi_regs): Take a build_info
14276 (function_info::place_phis, function_info::create_ebbs): Declare.
14277 (function_info::calculate_ebb_live_in_for_debug): Likewise.
14278 (function_info::populate_backedge_phis): Delete.
14279 (function_info::start_block, function_info::end_block): Declare.
14280 (function_info::populate_phi_inputs): Delete.
14281 (function_info::m_potential_phi_regs): Move information to build_info.
14282 * rtl-ssa/internals.h: New file.
14283 (function_info::bb_phi_info): New class.
14284 (function_info::build_info): Moved from functions.h.
14285 Add a constructor and destructor.
14286 (function_info::build_info::ebb_use): Delete.
14287 (function_info::build_info::ebb_def): Likewise.
14288 (function_info::build_info::bb_live_out): Likewise.
14289 (function_info::build_info::tmp_ebb_live_in_for_debug): New variable.
14290 (function_info::build_info::potential_phi_regs): Likewise.
14291 (function_info::build_info::potential_phi_regs_for_debug): Likewise.
14292 (function_info::build_info::ebb_def_regs): Likewise.
14293 (function_info::build_info::bb_phis): Likewise.
14294 (function_info::build_info::bb_mem_live_out): Likewise.
14295 (function_info::build_info::bb_to_rpo): Likewise.
14296 (function_info::build_info::def_stack): Likewise.
14297 (function_info::build_info::old_def_stack_limit): Likewise.
14298 * rtl-ssa/internals.inl (function_info::build_info::record_reg_def):
14299 Remove the regno argument. Push the previous definition onto the
14300 definition stack where necessary.
14301 * rtl-ssa/accesses.cc: Include internals.h.
14302 * rtl-ssa/changes.cc: Likewise.
14303 * rtl-ssa/blocks.cc: Likewise.
14304 (function_info::build_info::build_info): Define.
14305 (function_info::build_info::~build_info): Likewise.
14306 (function_info::bb_walker): New class.
14307 (function_info::bb_walker::bb_walker): Define.
14308 (function_info::add_live_out_use): Convert a logarithmic-complexity
14309 test into a linear one. Allow the same definition to be passed
14311 (function_info::calculate_potential_phi_regs): Moved from
14312 functions.cc. Take a build_info parameter and store the
14313 information there instead.
14314 (function_info::place_phis): New function.
14315 (function_info::add_entry_block_defs): Update call to record_reg_def.
14316 (function_info::calculate_ebb_live_in_for_debug): New function.
14317 (function_info::add_phi_nodes): Use bb_phis to decide which
14318 registers need phi nodes and initialize ebb_def_regs accordingly.
14319 Do not add degenerate phis here.
14320 (function_info::add_artificial_accesses): Use create_reg_use.
14321 Assert that all definitions are listed in the DF LR sets.
14322 Update call to record_reg_def.
14323 (function_info::record_block_live_out): Record live-out register
14324 values in the phis of successor blocks. Use the live-out set
14325 when processing the last block in an EBB, instead of always
14326 using the live-in sets of successor blocks. AND the live sets
14327 with the set of registers that have been defined in the EBB,
14328 rather than with all potential phi registers. Cope correctly
14329 with branches back to the start of the current EBB.
14330 (function_info::start_block): New function.
14331 (function_info::end_block): Likewise.
14332 (function_info::populate_phi_inputs): Likewise.
14333 (function_info::create_ebbs): Likewise.
14334 (function_info::process_all_blocks): Rewrite into a multi-phase
14336 * rtl-ssa/functions.cc: Include internals.h.
14337 (function_info::calculate_potential_phi_regs): Move to blocks.cc.
14338 (function_info::init_function_data): Remove caller.
14339 * rtl-ssa/insns.cc: Include internals.h
14340 (function_info::create_reg_use): New function. Lazily any
14341 degenerate phis needed by the linear RPO view.
14342 (function_info::record_use): Use create_reg_use. When processing
14343 debug uses, use potential_phi_regs and test it before checking
14344 whether the register is live on entry to the current EBB. Lazily
14345 calculate ebb_live_in_for_debug.
14346 (function_info::record_call_clobbers): Update call to record_reg_def.
14347 (function_info::record_def): Likewise.
14349 2021-02-15 Martin Liska <mliska@suse.cz>
14351 * toplev.c (init_asm_output): Free output of
14352 gen_command_line_string function.
14353 (process_options): Likewise.
14355 2021-02-15 Martin Liska <mliska@suse.cz>
14357 * params.opt: Add 2 missing Param keywords.
14359 2021-02-15 Eric Botcazou <ebotcazou@adacore.com>
14361 * df-core.c (df_worklist_dataflow_doublequeue): Use proper cast.
14363 2021-02-15 Jakub Jelinek <jakub@redhat.com>
14365 PR tree-optimization/99079
14366 * match.pd (A % (pow2pcst << N) -> A & ((pow2pcst << N) - 1)): Remove
14367 useless tree_nop_conversion_p (type, TREE_TYPE (@3)) check. Instead
14368 require both type and TREE_TYPE (@1) to be integral types and either
14369 type having smaller or equal precision, or TREE_TYPE (@1) being
14370 unsigned type, or type being signed type. If TREE_TYPE (@1)
14371 doesn't have wrapping overflow, perform the subtraction of one in
14374 2021-02-14 Jan Hubicka <hubicka@ucw.cz>
14375 Richard Biener <rguether@suse.de>
14378 * ipa-reference.c (ipa_init): Only conditinally initialize
14379 reference_vars_to_consider.
14380 (propagate): Conditionally deninitialize reference_vars_to_consider.
14381 (ipa_reference_write_optimization_summary): Sanity check that
14382 reference_vars_to_consider is not allocated.
14384 2021-02-13 Levy Hsu <admin@levyhsu.com>
14387 * config/riscv/riscv-shorten-memrefs.c (pass_shorten_memrefs): Add
14388 extend parameter to get_si_mem_base_reg declaration.
14389 (get_si_mem_base_reg): Add extend parameter. Set it.
14390 (analyze): Pass extend arg to get_si_mem_base_reg.
14391 (transform): Likewise. Use it when rewriting mems.
14392 * config/riscv/riscv.c (riscv_legitimize_move): Check for subword
14393 loads and emit sign/zero extending load followed by subreg move.
14395 2021-02-13 Jim Wilson <jimw@sifive.com>
14398 * config/riscv/riscv.c (riscv_compressed_lw_address_p): Drop early
14399 exit when !reload_completed. Only perform check for compressed reg
14400 if reload_completed.
14401 (riscv_rtx_costs): In MEM case, when optimizing for size and
14402 shorten memrefs, if not compressible, then increase cost.
14404 2021-02-13 Jakub Jelinek <jakub@redhat.com>
14406 PR rtl-optimization/98439
14407 * recog.c (pass_split_before_regstack::gate): Enable even when
14408 pass_split_before_sched2 is enabled if -fselective-scheduling2 is
14411 2021-02-13 Jakub Jelinek <jakub@redhat.com>
14414 * config/i386/mmx.md (*mmx_pshufd_1): Add a combine splitter for
14415 swap of V2SImode elements in memory into DImode memory rotate by 32.
14417 2021-02-12 Martin Sebor <msebor@redhat.com>
14419 * tree-pretty-print.c (print_generic_expr_to_str): Update comment.
14421 2021-02-12 Richard Sandiford <richard.sandiford@arm.com>
14423 * rtl-ssa/accesses.cc (function_info::make_use_available): Use
14424 m_temp_obstack rather than m_obstack to allocate the temporary use.
14426 2021-02-12 Richard Sandiford <richard.sandiford@arm.com>
14428 * df-problems.c (df_lr_bb_local_compute): Treat partial definitions
14429 as read-modify operations.
14431 2021-02-12 Richard Biener <rguenther@suse.de>
14433 PR middle-end/38474
14434 * ipa-fnsummary.c (unmodified_parm_1): Only walk when
14435 fbi->aa_walk_budget is bigger than zero. Update
14436 fbi->aa_walk_budget.
14437 (param_change_prob): Likewise.
14438 * ipa-prop.c (detect_type_change_from_memory_writes):
14439 Properly account walk_aliased_vdefs.
14440 (parm_preserved_before_stmt_p): Canonicalize updates.
14441 (parm_ref_data_preserved_p): Likewise.
14442 (parm_ref_data_pass_through_p): Likewise.
14443 (determine_known_aggregate_parts): Account own alias queries.
14445 2021-02-12 Martin Liska <mliska@suse.cz>
14447 * opts-common.c (decode_cmdline_option): Release werror_arg.
14448 * opts.c (gen_producer_string): Release output of
14449 gen_command_line_string.
14451 2021-02-12 Richard Biener <rguenther@suse.de>
14453 PR tree-optimization/38474
14454 * params.opt (-param=max-store-chains-to-track=): New param.
14455 (-param=max-stores-to-track=): Likewise.
14456 * doc/invoke.texi (max-store-chains-to-track): Document.
14457 (max-stores-to-track): Likewise.
14458 * gimple-ssa-store-merging.c (pass_store_merging::m_n_chains):
14460 (pass_store_merging::m_n_stores): Likewise.
14461 (pass_store_merging::terminate_and_process_chain): Update
14462 m_n_stores and m_n_chains.
14463 (pass_store_merging::process_store): Likewise. Terminate
14464 oldest chains if the number of stores or chains get too large.
14465 (imm_store_chain_info::terminate_and_process_chain): Dump
14468 2021-02-11 Eric Botcazou <ebotcazou@adacore.com>
14470 * config/i386/winnt.c (i386_pe_seh_unwind_emit): When switching to
14471 the cold section, emit a nop before the directive if the previous
14472 active instruction can throw.
14474 2021-02-11 Peter Bergner <bergner@linux.ibm.com>
14477 * config/rs6000/predicates.md (mma_assemble_input_operand): Restrict
14478 memory addresses that are legal for quad word accesses.
14480 2021-02-11 Andrea Corallo <andrea.corallo@arm.com>
14483 * config/arm/thumb2.md (*doloop_end_internal): Generate
14484 alternative sequence to handle long range branches.
14486 2021-02-11 Joel Hutton <joel.hutton@arm.com>
14488 PR tree-optimization/98772
14489 * optabs-tree.c (supportable_half_widening_operation): New function
14490 to check for supportable V8QI->V8HI widening patterns.
14491 * optabs-tree.h (supportable_half_widening_operation): New function.
14492 * tree-vect-stmts.c (vect_create_half_widening_stmts): New function
14493 to create promotion stmts for V8QI->V8HI widening patterns.
14494 (vectorizable_conversion): Add case for V8QI->V8HI.
14496 2021-02-11 Richard Biener <rguenther@suse.de>
14498 * sparseset.h (SPARSESET_ELT_BITS): Remove.
14499 (SPARSESET_ELT_TYPE): Use unsigned int.
14500 * fwprop.c: Do not include sparseset.h.
14502 2021-02-10 Jakub Jelinek <jakub@redhat.com>
14505 * varasm.c (declare_weak): For -fsyntax-only, allow even
14506 TREE_ASM_WRITTEN function decls.
14508 2021-02-10 Jakub Jelinek <jakub@redhat.com>
14511 * config/i386/sse.md (fix<fixunssuffix>_truncv2sfv2di2,
14512 <insn>v8qiv8hi2, <insn>v8qiv8si2, <insn>v4qiv4si2, <insn>v4hiv4si2,
14513 <insn>v8qiv8di2, <insn>v4qiv4di2, <insn>v2qiv2di2, <insn>v4hiv4di2,
14514 <insn>v2hiv2di2, <insn>v2siv2di2): Force operands[1] into REG before
14515 calling simplify_gen_subreg on it.
14517 2021-02-10 Martin Liska <mliska@suse.cz>
14519 * config/nvptx/nvptx.c (nvptx_option_override): Use
14520 flag_patchable_function_entry instead of the removed
14521 function_entry_patch_area_size.
14523 2021-02-10 Martin Liska <mliska@suse.cz>
14525 PR tree-optimization/99002
14526 PR tree-optimization/99026
14527 * gimple-if-to-switch.cc (if_chain::is_beneficial): Fix memory
14528 leak when adjacent cases are merged.
14529 * tree-switch-conversion.c (switch_decision_tree::analyze_switch_statement): Use
14531 (make_pass_lower_switch): Remove trailing whitespace.
14532 * tree-switch-conversion.h (release_clusters): New.
14534 2021-02-10 Richard Biener <rguenther@suse.de>
14536 PR rtl-optimization/99054
14537 * cfgrtl.c (rtl-optimization/99054): Return an auto_vec.
14538 (fixup_partitions): Adjust.
14539 (rtl_verify_edges): Likewise.
14541 2021-02-10 Jakub Jelinek <jakub@redhat.com>
14543 PR middle-end/99007
14544 * gimplify.c (gimplify_scan_omp_clauses): For MEM_REF on reductions,
14545 temporarily disable gimplify_ctxp->into_ssa around gimplify_expr
14548 2021-02-10 Richard Biener <rguenther@suse.de>
14551 * ipa-pure-const.c (propagate_malloc): Use an auto_vec<>
14554 2021-02-10 Richard Biener <rguenther@suse.de>
14556 PR tree-optimization/99024
14557 * tree-vect-loop.c (_loop_vec_info::~_loop_vec_info): Only
14558 clear loop->aux if it is associated with the destroyed loop_vinfo.
14560 2021-02-10 Martin Liska <mliska@suse.cz>
14562 PR tree-optimization/99002
14563 * gimple-if-to-switch.cc (find_conditions): Fix memory leak
14566 2021-02-10 Martin Liska <mliska@suse.cz>
14569 * ipa-icf.c (sem_item::add_reference): Fix memory leak when
14570 a reference exists.
14572 2021-02-10 Jakub Jelinek <jakub@redhat.com>
14575 * dwarf2out.c (prune_unused_types_walk): Mark DW_TAG_variable DIEs
14576 at class scope for DWARF5+.
14578 2021-02-09 Eric Botcazou <ebotcazou@adacore.com>
14580 PR rtl-optimization/96015
14581 * reorg.c (skip_consecutive_labels): Minor comment tweaks.
14582 (relax_delay_slots): When deleting a jump to the next active
14583 instruction over a barrier, first delete the barrier if the
14584 jump is the only way to reach the target label.
14586 2021-02-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
14588 * config/aarch64/aarch64-cost-tables.h: Add entries for vect.mul.
14589 * config/aarch64/aarch64.c (aarch64_rtx_mult_cost): Use vect.mul for
14590 vector multiplies and vect.alu for SSRA.
14591 * config/arm/aarch-common-protos.h (struct vector_cost_table): Define
14592 vect.mul cost field.
14593 * config/arm/aarch-cost-tables.h: Add entries for vect.mul.
14594 * config/arm/arm.c: Likewise.
14596 2021-02-09 Richard Biener <rguenther@suse.de>
14598 PR tree-optimization/98863
14599 * tree-ssa-sccvn.h (vn_avail::next_undo): Add.
14600 * tree-ssa-sccvn.c (last_pushed_avail): New global.
14601 (rpo_elim::eliminate_push_avail): Chain pushed avails.
14602 (unwind_state::avail_top): Add.
14603 (do_unwind): Rewrite unwinding of avail entries.
14604 (do_rpo_vn): Initialize last_pushed_avail and
14605 avail_top of the undo state.
14607 2021-02-09 Jakub Jelinek <jakub@redhat.com>
14609 PR middle-end/99004
14610 * calls.c (maybe_warn_rdwr_sizes): Change s0 and s1 type from
14611 const char * to char * and free those pointers after use.
14613 2021-02-09 Richard Biener <rguenther@suse.de>
14615 PR tree-optimization/99017
14616 * tree-vect-slp.c (vect_bb_vectorization_profitable_p): Allow
14617 zero vector cost entries.
14619 2021-02-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
14621 PR middle-end/98974
14622 * tree-vect-stmts.c (vectorizable_condition): Remove shadow vec_num
14623 parameter in vectorizable_condition.
14625 2021-02-08 Richard Biener <rguenther@suse.de>
14628 * tree.c (walk_tree_1): Walk VECTOR_CST elements.
14630 2021-02-08 Martin Liska <mliska@suse.cz>
14633 * cfgexpand.c (pass_expand::execute): Parse per-function option
14634 flag_patchable_function_entry and use it.
14635 * common.opt: Remove function_entry_patch_area_size and
14636 function_entry_patch_area_start global variables.
14637 * opts.c (parse_and_check_patch_area): New function.
14638 (common_handle_option): Use it.
14639 * opts.h (parse_and_check_patch_area): New function.
14640 * toplev.c (process_options): Parse and use
14641 function_entry_patch_area_size.
14643 2021-02-08 Martin Sebor <msebor@redhat.com>
14645 * doc/extend.texi (attribute malloc): Correct typos.
14647 2021-02-05 Nathan Sidwell <nathan@acm.org>
14650 * gcc.c (driver::maybe_run_linker): Check for input file
14651 accessibility if not linking.
14653 2021-02-05 Richard Biener <rguenther@suse.de>
14655 PR tree-optimization/98855
14656 * tree-vectorizer.h (add_stmt_cost): New overload.
14657 * tree-vect-slp.c (li_cost_vec_cmp): New.
14658 (vect_bb_slp_scalar_cost): Cost individual loop regions
14659 separately. Account for the scalar instance root stmt.
14661 2021-02-05 Tom de Vries <tdevries@suse.de>
14664 * tree-switch-conversion.c (jump_table_cluster::emit): Add loc
14666 (bit_test_cluster::emit): Reuse location_t for newly created
14668 (switch_decision_tree::try_switch_expansion): Preserve
14670 * tree-switch-conversion.h: Change function signatures.
14672 2021-02-05 Jakub Jelinek <jakub@redhat.com>
14675 * config/i386/i386-options.c (m_NONE, m_ALL): Define.
14676 * config/i386/x86-tune.def (X86_TUNE_BRANCH_PREDICTION_HINTS,
14677 X86_TUNE_PROMOTE_QI_REGS): Use m_NONE instead of 0U.
14678 (X86_TUNE_QIMODE_MATH): Use m_ALL instead of ~0U.
14680 2021-02-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14682 * config/aarch64/aarch64-simd-builtins.def (get_high): Define builtin.
14683 * config/aarch64/aarch64-simd.md (aarch64_get_high<mode>): Define.
14684 * config/aarch64/arm_neon.h (__GET_HIGH): Delete.
14685 (vget_high_f16): Reimplement using new builtin.
14686 (vget_high_f32): Likewise.
14687 (vget_high_f64): Likewise.
14688 (vget_high_p8): Likewise.
14689 (vget_high_p16): Likewise.
14690 (vget_high_p64): Likewise.
14691 (vget_high_s8): Likewise.
14692 (vget_high_s16): Likewise.
14693 (vget_high_s32): Likewise.
14694 (vget_high_s64): Likewise.
14695 (vget_high_u8): Likewise.
14696 (vget_high_u16): Likewise.
14697 (vget_high_u32): Likewise.
14698 (vget_high_u64): Likewise.
14700 2021-02-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14702 * config/aarch64/aarch64-simd-builtins.def (get_low): Define builtin.
14703 * config/aarch64/aarch64-simd.md (aarch64_get_low<mode>): Define.
14704 * config/aarch64/arm_neon.h (__GET_LOW): Delete.
14705 (vget_low_f16): Reimplement using new builtin.
14706 (vget_low_f32): Likewise.
14707 (vget_low_f64): Likewise.
14708 (vget_low_p8): Likewise.
14709 (vget_low_p16): Likewise.
14710 (vget_low_p64): Likewise.
14711 (vget_low_s8): Likewise.
14712 (vget_low_s16): Likewise.
14713 (vget_low_s32): Likewise.
14714 (vget_low_s64): Likewise.
14715 (vget_low_u8): Likewise.
14716 (vget_low_u16): Likewise.
14717 (vget_low_u32): Likewise.
14718 (vget_low_u64): Likewise.
14720 2021-02-05 Kito Cheng <kito.cheng@sifive.com>
14722 * gcc.c (print_multilib_info): Check all required argument is provided
14725 2021-02-05 liuhongt <hongtao.liu@intel.com>
14728 * config/i386/i386-expand.c (ix86_expand_sse_cmp): Don't
14729 generate integer mask comparison for 128/256-bits vector when
14730 op_true/op_false is NULL_RTX or CONSTM1_RTX/CONST0_RTX. Also
14731 delete redundant !maskcmp condition.
14732 (ix86_expand_int_vec_cmp): Ditto but no redundant deletion
14734 (ix86_expand_sse_movcc): Delete definition of maskcmp, add the
14735 condition directly to if (maskcmp), add extra check for
14736 cmpmode, it should be MODE_INT.
14737 (ix86_expand_fp_vec_cmp): Pass NULL to ix86_expand_sse_cmp's
14738 parameters op_true/op_false.
14739 (ix86_use_mask_cmp_p): New.
14741 2021-02-05 liuhongt <hongtao.liu@intel.com>
14744 * config/i386/x86-tune.def (X86_TUNE_AVX256_UNALIGNED_LOAD_OPTIMAL):
14745 Remove m_GENERIC from ~list.
14746 (X86_TUNE_AVX256_UNALIGNED_STORE_OPTIMAL): Ditto.
14748 2021-02-04 David Malcolm <dmalcolm@redhat.com>
14751 * diagnostic-show-locus.c (compatible_locations_p): Require
14752 locations in the same macro map to be either both from the
14753 macro definition, or both from the macro arguments.
14755 2021-02-04 Jonathan Wright <jonathan.wright@arm.com>
14757 * config/aarch64/aarch64-simd-builtins.def: Add
14758 [su]mull_hi_lane[q] builtin generator macros.
14759 * config/aarch64/aarch64-simd.md
14760 (aarch64_<su>mull_hi_lane<mode>_insn): Define.
14761 (aarch64_<su>mull_hi_lane<mode>): Define.
14762 (aarch64_<su>mull_hi_laneq<mode>_insn): Define.
14763 (aarch64_<su>mull_hi_laneq<mode>): Define.
14764 * config/aarch64/arm_neon.h (vmull_high_lane_s16): Use RTL
14765 builtin instead of inline asm.
14766 (vmull_high_lane_s32): Likewise.
14767 (vmull_high_lane_u16): Likewise.
14768 (vmull_high_lane_u32): Likewise.
14769 (vmull_high_laneq_s16): Likewise.
14770 (vmull_high_laneq_s32): Likewise.
14771 (vmull_high_laneq_u16): Likewise.
14772 (vmull_high_laneq_u32): Liekwise.
14774 2021-02-04 Jonathan Wright <jonathan.wright@arm.com>
14776 * config/aarch64/aarch64-simd-builtins.def: Add [su]mull_hi_n
14777 builtin generator macros.
14778 * config/aarch64/aarch64-simd.md
14779 (aarch64_<su>mull_hi_n<mode>_insn): Define.
14780 (aarch64_<su>mull_hi_n<mode>): Define.
14781 * config/aarch64/arm_neon.h (vmull_high_n_s16): Use RTL builtin
14782 instead of inline asm.
14783 (vmull_high_n_s32): Likewise.
14784 (vmull_high_n_u16): Likewise.
14785 (vmull_high_n_u32): Likewise.
14787 2021-02-04 Richard Biener <rguenther@suse.de>
14789 PR tree-optimization/98855
14790 * tree-vect-loop.c (vectorizable_phi): Do not cost
14791 single-argument PHIs.
14792 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Likewise.
14793 * tree-vect-stmts.c (vectorizable_bswap): Also perform
14794 costing for SLP operation.
14796 2021-02-04 Martin Liska <mliska@suse.cz>
14798 * doc/extend.texi: Mention -mprefer-vector-width in target
14801 2021-02-03 Martin Sebor <msebor@redhat.com>
14803 PR tree-optimization/98937
14804 * tree-ssa-strlen.c (strlen_dom_walker::~strlen_dom_walker): Define.
14805 Flush pointer_query cache.
14807 2021-02-03 Aaron Sawdey <acsawdey@linux.ibm.com>
14809 * config/rs6000/genfusion.pl (gen_2logical): Add missing
14810 fixes based on patch review.
14811 * config/rs6000/fusion.md: Regenerate file.
14813 2021-02-03 Aaron Sawdey <acsawdey@linux.ibm.com>
14815 * config/rs6000/t-rs6000: Comment out auto generation of
14818 2021-02-03 Andrew Stubbs <ams@codesourcery.com>
14820 * config/gcn/gcn-opts.h (enum processor_type): Add PROCESSOR_GFX908.
14821 * config/gcn/gcn.c (gcn_omp_device_kind_arch_isa): Add gfx908.
14822 (output_file_start): Add gfx908.
14823 * config/gcn/gcn.opt (gpu_type): Add gfx908.
14824 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add march=gfx908.
14825 (MULTILIB_DIRNAMES): Add gfx908.
14826 * config/gcn/mkoffload.c (EF_AMDGPU_MACH_AMDGCN_GFX908): New define.
14827 (main): Recognize gfx908.
14828 * config/gcn/t-omp-device: Add gfx908.
14830 2021-02-03 Jonathan Wright <jonathan.wright@arm.com>
14832 * config/aarch64/aarch64-simd-builtins.def: Add
14833 [su]mlsl_hi_lane[q] builtin macro generators.
14834 * config/aarch64/aarch64-simd.md
14835 (aarch64_<su>mlsl_hi_lane<mode>_insn): Define.
14836 (aarch64_<su>mlsl_hi_lane<mode>): Define.
14837 (aarch64_<su>mlsl_hi_laneq<mode>_insn): Define.
14838 (aarch64_<su>mlsl_hi_laneq<mode>): Define.
14839 * config/aarch64/arm_neon.h (vmlsl_high_lane_s16): Use RTL
14840 builtin instead of inline asm.
14841 (vmlsl_high_lane_s32): Likewise.
14842 (vmlsl_high_lane_u16): Likewise.
14843 (vmlsl_high_lane_u32): Likewise.
14844 (vmlsl_high_laneq_s16): Likewise.
14845 (vmlsl_high_laneq_s32): Likewise.
14846 (vmlsl_high_laneq_u16): Likewise.
14847 (vmlsl_high_laneq_u32): Likewise.
14848 (vmlal_high_laneq_u32): Likewise.
14850 2021-02-03 Jonathan Wright <jonathan.wright@arm.com>
14852 * config/aarch64/aarch64-simd-builtins.def: Add
14853 [su]mlal_hi_lane[q] builtin generator macros.
14854 * config/aarch64/aarch64-simd.md
14855 (aarch64_<su>mlal_hi_lane<mode>_insn): Define.
14856 (aarch64_<su>mlal_hi_lane<mode>): Define.
14857 (aarch64_<su>mlal_hi_laneq<mode>_insn): Define.
14858 (aarch64_<su>mlal_hi_laneq<mode>): Define.
14859 * config/aarch64/arm_neon.h (vmlal_high_lane_s16): Use RTL
14860 builtin instead of inline asm.
14861 (vmlal_high_lane_s32): Likewise.
14862 (vmlal_high_lane_u16): Likewise.
14863 (vmlal_high_lane_u32): Likewise.
14864 (vmlal_high_laneq_s16): Likewise.
14865 (vmlal_high_laneq_s32): Likewise.
14866 (vmlal_high_laneq_u16): Likewise.
14867 (vmlal_high_laneq_u32): Likewise.
14869 2021-02-03 Jonathan Wright <jonathan.wright@arm.com>
14871 * config/aarch64/aarch64-simd-builtins.def: Add [su]mlsl_hi_n
14872 builtin generator macros.
14873 * config/aarch64/aarch64-simd.md (aarch64_<su>mlsl_hi_n<mode>_insn):
14875 (aarch64_<su>mlsl_hi_n<mode>): Define.
14876 * config/aarch64/arm_neon.h (vmlsl_high_n_s16): Use RTL builtin
14877 instead of inline asm.
14878 (vmlsl_high_n_s32): Likewise.
14879 (vmlsl_high_n_u16): Likewise.
14880 (vmlsl_high_n_u32): Likewise.
14882 2021-02-03 Jonathan Wright <jonathan.wright@arm.com>
14884 * config/aarch64/aarch64-simd-builtins.def: Add [su]mlal_hi_n
14885 builtin generator macros.
14886 * config/aarch64/aarch64-simd.md (aarch64_<su>mlal_hi_n<mode>_insn):
14888 (aarch64_<su>mlal_hi_n<mode>): Define.
14889 * config/aarch64/arm_neon.h (vmlal_high_n_s16): Use RTL builtin
14890 instead of inline asm.
14891 (vmlal_high_n_s32): Likewise.
14892 (vmlal_high_n_u16): Likewise.
14893 (vmlal_high_n_u32): Likewise.
14895 2021-02-03 Jonathan Wright <jonathan.wright@arm.com>
14897 * config/aarch64/aarch64-simd-builtins.def: Add RTL builtin
14899 * config/aarch64/aarch64-simd.md (*aarch64_<su>mlal_hi<mode>):
14901 (aarch64_<su>mlal_hi<mode>_insn): This.
14902 (aarch64_<su>mlal_hi<mode>): Define.
14903 * config/aarch64/arm_neon.h (vmlal_high_s8): Use RTL builtin
14904 instead of inline asm.
14905 (vmlal_high_s16): Likewise.
14906 (vmlal_high_s32): Likewise.
14907 (vmlal_high_u8): Likewise.
14908 (vmlal_high_u16): Likewise.
14909 (vmlal_high_u32): Likewise.
14911 2021-02-03 Ilya Leoshkevich <iii@linux.ibm.com>
14913 * lra-spills.c (remove_pseudos): Call lra_update_insn_recog_data()
14914 after calling alter_subreg() on a (mem).
14916 2021-02-03 Martin Liska <mliska@suse.cz>
14919 * lto-streamer-out.c (produce_lto_section): Fill up missing
14921 * lto-streamer.h (struct lto_section): Add _padding field.
14923 2021-02-03 Richard Biener <rguenther@suse.de>
14925 * lto-streamer.c (lto_get_section_name): Free temporary
14927 * tree-loop-distribution.c
14928 (loop_distribution::merge_dep_scc_partitions): Free edge data.
14930 2021-02-03 Jakub Jelinek <jakub@redhat.com>
14932 PR middle-end/97487
14933 * ifcvt.c (noce_can_force_operand): New function.
14934 (noce_emit_move_insn): Use it.
14935 (noce_try_sign_mask): Likewise. Formatting fix.
14937 2021-02-03 Jakub Jelinek <jakub@redhat.com>
14939 PR middle-end/97971
14940 * lra-constraints.c (process_alt_operands): For inline asm, don't call
14941 fatal_insn, but instead return false.
14943 2021-02-03 Jakub Jelinek <jakub@redhat.com>
14945 PR tree-optimization/98287
14946 * config/i386/mmx.md (<insn><mode>3): For shifts don't enable expander
14949 2021-02-03 Tamar Christina <tamar.christina@arm.com>
14951 PR tree-optimization/98928
14952 * tree-vect-loop.c (vect_analyze_loop_2): Change
14953 STMT_VINFO_SLP_VECT_ONLY to STMT_VINFO_SLP_VECT_ONLY_PATTERN.
14954 * tree-vect-slp-patterns.c (complex_pattern::build): Likewise.
14955 * tree-vectorizer.h (STMT_VINFO_SLP_VECT_ONLY_PATTERN): New.
14956 (class _stmt_vec_info): Add slp_vect_pattern_only_p.
14958 2021-02-02 Richard Biener <rguenther@suse.de>
14960 * gimple-loop-interchange.cc (prepare_data_references):
14962 * gimple-loop-jam.c (tree_loop_unroll_and_jam): Likewise.
14963 * tree-ssa-loop-im.c (hoist_memory_references): Likewise.
14964 * tree-vect-stmts.c (vectorizable_condition): Do not
14966 (vectorizable_comparison): Likewise.
14968 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14970 * config/aarch64/aarch64-simd-builtins.def (ursqrte): Define builtin.
14971 * config/aarch64/aarch64-simd.md (aarch64_ursqrte<mode>): New pattern.
14972 * config/aarch64/arm_neon.h (vrsqrte_u32): Reimplement using builtin.
14973 (vrsqrteq_u32): Likewise.
14975 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14977 * config/aarch64/aarch64-simd-builtins.def (sqxtun2): Define builtin.
14978 * config/aarch64/aarch64-simd.md (aarch64_sqxtun2<mode>_le): Define.
14979 (aarch64_sqxtun2<mode>_be): Likewise.
14980 (aarch64_sqxtun2<mode>): Likewise.
14981 * config/aarch64/arm_neon.h (vqmovun_high_s16): Reimplement using builtin.
14982 (vqmovun_high_s32): Likewise.
14983 (vqmovun_high_s64): Likewise.
14984 * config/aarch64/iterators.md (UNSPEC_SQXTUN2): Define.
14986 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14988 * config/aarch64/aarch64-simd-builtins.def (bfdot_lane, bfdot_laneq): Use
14990 (bfmlalb_lane, bfmlalt_lane, bfmlalb_lane_q, bfmlalt_lane_q): Use FP flags.
14992 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14994 * config/aarch64/aarch64-simd-builtins.def (fcmla_lane0, fcmla_lane90,
14995 fcmla_lane180, fcmla_lane270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
14996 fcmlaq_lane270, scvtf, ucvtf, fcvtzs, fcvtzu, scvtfsi, scvtfdi, ucvtfsi,
14997 ucvtfdi, fcvtzshf, fcvtzuhf, fmlal_lane_low, fmlsl_lane_low,
14998 fmlal_laneq_low, fmlsl_laneq_low, fmlalq_lane_low, fmlslq_lane_low,
14999 fmlalq_laneq_low, fmlslq_laneq_low, fmlal_lane_high, fmlsl_lane_high,
15000 fmlal_laneq_high, fmlsl_laneq_high, fmlalq_lane_high, fmlslq_lane_high,
15001 fmlalq_laneq_high, fmlslq_laneq_high): Use FP flags.
15003 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15005 * config/aarch64/aarch64-builtins.c (FLAG_LOAD): Define.
15006 * config/aarch64/aarch64-simd-builtins.def (ld1x2, ld2, ld3, ld4, ld2r,
15007 ld3r, ld4r, ld1, ld1x3, ld1x4): Use LOAD flags.
15009 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15011 * config/aarch64/aarch64-simd-builtins.def (combine, zip1, zip2,
15012 uzp1, uzp2, trn1, trn2, simd_bsl): Use AUTO_FP flags.
15014 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15016 * config/aarch64/aarch64-simd-builtins.def (clrsb, clz, ctz, popcount,
15017 vec_smult_lane_, vec_smlal_lane_, vec_smult_laneq_, vec_smlal_laneq_,
15018 vec_umult_lane_, vec_umlal_lane_, vec_umult_laneq_, vec_umlal_laneq_,
15019 ashl, sshl, ushl, srshl, urshl, sdot_lane, udot_lane, sdot_laneq,
15020 udot_laneq, usdot_lane, usdot_laneq, sudot_lane, sudot_laneq, ashr,
15021 ashr_simd, lshr, lshr_simd, srshr_n, urshr_n, ssra_n, usra_n, srsra_n,
15022 ursra_n, sshll_n, ushll_n, sshll2_n, ushll2_n, ssri_n, usri_n, ssli_n,
15023 ssli_n, usli_n, bswap, rbit, simd_bsl, eor3q, rax1q, xarq, bcaxq): Use
15024 NONE builtin flags.
15026 2021-02-02 Jakub Jelinek <jakub@redhat.com>
15028 PR tree-optimization/98848
15029 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Punt if
15030 STMT_VINFO_DEF_TYPE (last_stmt_info) is vect_reduction_def.
15032 2021-02-02 Kito Cheng <kito.cheng@sifive.com>
15035 * expr.c: Check mode before calling store_expr.
15037 2021-02-02 Christophe Lyon <christophe.lyon@linaro.org>
15039 * config/arm/iterators.md (supf): Remove VORNQ_S and VORNQ_U.
15041 * config/arm/mve.md (mve_vornq_s<mode>): New entry for vorn
15042 instruction using expression ior.
15043 (mve_vornq_u<mode>): New expander.
15044 (mve_vornq_f<mode>): Use ior code instead of unspec.
15045 * config/arm/unspecs.md (VORNQ_S, VORNQ_U, VORNQ_F): Remove.
15047 2021-02-02 Alexandre Oliva <oliva@adacore.com>
15049 * tree-nested.c (convert_nonlocal_reference_op): Move
15050 current_function_decl restore after re-gimplification.
15051 (convert_local_reference_op): Likewise.
15053 2021-02-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15055 * config/aarch64/aarch64-simd-builtins.def (rshrn, rshrn2):
15057 * config/aarch64/aarch64-simd.md (aarch64_rshrn<mode>_insn_le):
15059 (aarch64_rshrn<mode>_insn_be): Likewise.
15060 (aarch64_rshrn<mode>): Likewise.
15061 (aarch64_rshrn2<mode>_insn_le): Likewise.
15062 (aarch64_rshrn2<mode>_insn_be): Likewise.
15063 (aarch64_rshrn2<mode>): Likewise.
15064 * config/aarch64/aarch64.md (unspec): Add UNSPEC_RSHRN.
15065 * config/aarch64/arm_neon.h (vrshrn_high_n_s16): Reimplement
15067 (vrshrn_high_n_s32): Likewise.
15068 (vrshrn_high_n_s64): Likewise.
15069 (vrshrn_high_n_u16): Likewise.
15070 (vrshrn_high_n_u32): Likewise.
15071 (vrshrn_high_n_u64): Likewise.
15072 (vrshrn_n_s16): Likewise.
15073 (vrshrn_n_s32): Likewise.
15074 (vrshrn_n_s64): Likewise.
15075 (vrshrn_n_u16): Likewise.
15076 (vrshrn_n_u32): Likewise.
15077 (vrshrn_n_u64): Likewise.
15079 2021-02-01 Sergei Trofimovich <siarheit@google.com>
15081 PR tree-optimization/98499
15082 * ipa-modref.c (analyze_ssa_name_flags): treat RVO
15083 conservatively and assume all possible side-effects.
15085 2021-02-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15087 * config/aarch64/aarch64-simd-builtins.def (vec_unpacks_hi,
15088 vec_unpacku_hi_): Define builtins.
15089 * config/aarch64/arm_neon.h (vmovl_high_s8): Reimplement using
15091 (vmovl_high_s16): Likewise.
15092 (vmovl_high_s32): Likewise.
15093 (vmovl_high_u8): Likewise.
15094 (vmovl_high_u16): Likewise.
15095 (vmovl_high_u32): Likewise.
15097 2021-02-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15099 * config/aarch64/aarch64-simd-builtins.def (sabdl, uabdl):
15101 * config/aarch64/aarch64-simd.md (aarch64_<sur>abdl<mode>): New
15103 * config/aarch64/aarch64.md (unspec): Define UNSPEC_SABDL,
15105 * config/aarch64/arm_neon.h (vabdl_s8): Reimplemet using
15107 (vabdl_s16): Likewise.
15108 (vabdl_s32): Likewise.
15109 (vabdl_u8): Likewise.
15110 (vabdl_u16): Likewise.
15111 (vabdl_u32): Likewise.
15112 * config/aarch64/iterators.md (ABDL): New int iterator.
15113 (sur): Handle UNSPEC_SABDL, UNSPEC_UABDL.
15115 2021-02-01 Martin Sebor <msebor@redhat.com>
15117 * tree.h (BLOCK_VARS): Add comment.
15118 (BLOCK_SUBBLOCKS): Same.
15119 (BLOCK_SUPERCONTEXT): Same.
15120 (BLOCK_ABSTRACT_ORIGIN): Same.
15121 (inlined_function_outer_scope_p): Same.
15123 2021-02-01 Martin Sebor <msebor@redhat.com>
15125 PR middle-end/97172
15126 * attribs.c (attr_access::free_lang_data): Define new function.
15127 * attribs.h (attr_access::free_lang_data): Declare new function.
15129 2021-02-01 Richard Biener <rguenther@suse.de>
15131 * vec.h (auto_vec::auto_vec): Add memory stat parameters
15133 * bitmap.h (auto_bitmap::auto_bitmap): Likewise.
15135 2021-02-01 Tamar Christina <tamar.christina@arm.com>
15137 * config/aarch64/aarch64-simd.md (aarch64_<su>mlal_n<mode>,
15138 aarch64_<su>mlsl<mode>, aarch64_<su>mlsl_n<mode>): Flip mult operands.
15140 2021-02-01 Richard Biener <rguenther@suse.de>
15142 PR rtl-optimization/98863
15143 * config/i386/i386-features.c (convert_scalars_to_vector):
15144 Set DF_RD_PRUNE_DEAD_DEFS.
15146 2021-01-31 Eric Botcazou <ebotcazou@adacore.com>
15148 * system.h (SIZE_MAX): Define if not already defined.
15150 2021-01-30 Aaron Sawdey <acsawdey@linux.ibm.com>
15152 * config/rs6000/genfusion.pl (gen_2logical): New function to
15153 generate patterns for logical-logical fusion.
15154 * config/rs6000/fusion.md: Regenerated patterns.
15155 * config/rs6000/rs6000-cpus.def: Add
15156 OPTION_MASK_P10_FUSION_2LOGICAL.
15157 * config/rs6000/rs6000.c (rs6000_option_override_internal):
15158 Enable logical-logical fusion for p10.
15159 * config/rs6000/rs6000.opt: Add -mpower10-fusion-2logical.
15161 2021-01-30 David Edelsohn <dje.gcc@gmail.com>
15163 * config/rs6000/rs6000.opt: Add periods to new AIX options.
15165 2021-01-30 David Edelsohn <dje.gcc@gmail.com>
15167 * config/rs6000/rs6000.opt (mabi=vec-extabi): New.
15168 (mabi=vec-default): New.
15169 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Define
15170 __EXTABI__ for AIX Vector extended ABI.
15171 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print AIX Vector
15173 (conditional_register_usage): If AIX vec_extabi enabled, vs20-vs31
15175 * doc/invoke.texi (PowerPC mabi): Add AIX vec-extabi and vec-default.
15177 2021-01-30 Jakub Jelinek <jakub@redhat.com>
15179 * config/i386/i386-features.c (remove_partial_avx_dependency): Clear
15180 DF_DEFER_INSN_RESCAN after calling df_process_deferred_rescans.
15182 2021-01-29 Vladimir N. Makarov <vmakarov@redhat.com>
15185 * lra-constraints.c (in_class_p): Don't narrow class only for REG
15188 2021-01-29 Will Schmidt <will_schmidt@vnet.ibm.com>
15190 * config/rs6000/rs6000-call.c (rs6000_expand_binup_builtin): Add
15191 clauses for CODE_FOR_vsx_xvcvuxddp_scale and
15192 CODE_FOR_vsx_xvcvsxddp_scale to the parameter checking code.
15194 2021-01-29 Andrew MacLeod <amacleod@redhat.com>
15196 PR tree-optimization/98866
15197 * gimple-range-gori.h (gori_compute:set_range_invariant): New.
15198 * gimple-range-gori.cc (gori_map::set_range_invariant): New.
15199 (gori_map::m_maybe_invariant): Rename from all_outgoing.
15200 (gori_map::gori_map): Rename all_outgoing to m_maybe_invariant.
15201 (gori_map::is_export_p): Ditto.
15202 (gori_map::calculate_gori): Ditto.
15203 (gori_compute::set_range_invariant): New.
15204 * gimple-range.cc (gimple_ranger::range_of_stmt): Set range
15205 invariant for pointers evaluating to [1, +INF].
15207 2021-01-29 Richard Biener <rguenther@suse.de>
15209 PR rtl-optimization/98863
15210 * config/i386/i386-features.c (remove_partial_avx_dependency):
15211 Do not perform DF analysis.
15212 (pass_data_remove_partial_avx_dependency): Remove
15215 2021-01-29 Jonathan Wright <jonathan.wright@arm.com>
15217 * config/aarch64/aarch64-simd-builtins.def: Add [su]mull_n
15218 builtin generator macros.
15219 * config/aarch64/aarch64-simd.md (aarch64_<su>mull_n<mode>):
15221 * config/aarch64/arm_neon.h (vmull_n_s16): Use RTL builtin
15222 instead of inline asm.
15223 (vmull_n_s32): Likewise.
15224 (vmull_n_u16): Likewise.
15225 (vmull_n_u32): Likewise.
15227 2021-01-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15229 * config/aarch64/aarch64-simd-builtins.def (sabdl2, uabdl2):
15231 * config/aarch64/aarch64-simd.md (aarch64_<sur>abdl2<mode>_3):
15233 (aarch64_<sur>abdl2<mode>): ... This.
15234 (<sur>sadv16qi): Adjust use of above.
15235 * config/aarch64/arm_neon.h (vabdl_high_s8): Reimplement using
15237 (vabdl_high_s16): Likewise.
15238 (vabdl_high_s32): Likewise.
15239 (vabdl_high_u8): Likewise.
15240 (vabdl_high_u16): Likewise.
15241 (vabdl_high_u32): Likewise.
15243 2021-01-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15245 * config/aarch64/aarch64-simd-builtins.def (sabal2): Define
15247 (uabal2): Likewise.
15248 * config/aarch64/aarch64-simd.md (aarch64_<sur>abal2<mode>): New
15250 * config/aarch64/aarch64.md (unspec): Add UNSPEC_SABAL2 and
15252 * config/aarch64/arm_neon.h (vabal_high_s8): Reimplement using
15254 (vabal_high_s16): Likewise.
15255 (vabal_high_s32): Likewise.
15256 (vabal_high_u8): Likewise.
15257 (vabal_high_u16): Likewise.
15258 (vabal_high_u32): Likewise.
15259 * config/aarch64/iterators.md (ABAL2): New mode iterator.
15260 (sur): Handle UNSPEC_SABAL2, UNSPEC_UABAL2.
15262 2021-01-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15264 * config/aarch64/aarch64-simd-builtins.def (sabal): Define
15267 * config/aarch64/aarch64-simd.md (aarch64_<sur>abal<mode>_4):
15269 (aarch64_<sur>abal<mode>): ... This
15270 (<sur>sadv16qi): Adust use of the above.
15271 * config/aarch64/arm_neon.h (vabal_s8): Reimplement using
15273 (vabal_s16): Likewise.
15274 (vabal_s32): Likewise.
15275 (vabal_u8): Likewise.
15276 (vabal_u16): Likewise.
15277 (vabal_u32): Likewise.
15279 2021-01-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15281 * config/aarch64/aarch64-simd-builtins.def (saddlv, uaddlv):
15283 * config/aarch64/aarch64-simd.md (aarch64_<su>addlv<mode>):
15285 * config/aarch64/arm_neon.h (vaddlv_s8): Reimplement using
15287 (vaddlv_s16): Likewise.
15288 (vaddlv_u8): Likewise.
15289 (vaddlv_u16): Likewise.
15290 (vaddlvq_s8): Likewise.
15291 (vaddlvq_s16): Likewise.
15292 (vaddlvq_s32): Likewise.
15293 (vaddlvq_u8): Likewise.
15294 (vaddlvq_u16): Likewise.
15295 (vaddlvq_u32): Likewise.
15296 (vaddlv_s32): Likewise.
15297 (vaddlv_u32): Likewise.
15298 * config/aarch64/iterators.md (VDQV_L): New mode iterator.
15299 (unspec): Add UNSPEC_SADDLV, UNSPEC_UADDLV.
15300 (Vwstype): New mode attribute.
15302 (VWIDE_S): Likewise.
15303 (USADDLV): New int iterator.
15304 (su): Handle UNSPEC_SADDLV, UNSPEC_UADDLV.
15306 2021-01-29 Jonathan Wright <jonathan.wright@arm.com>
15308 * config/aarch64/aarch64-simd-builtins.def: Add [su]mlsl_lane[q]
15309 builtin generator macros.
15310 * config/aarch64/aarch64-simd.md (aarch64_vec_<su>mlsl_lane<Qlane>):
15312 * config/aarch64/arm_neon.h (vmlsl_lane_s16): Use RTL builtin
15313 instead of inline asm.
15314 (vmlsl_lane_s32): Likewise.
15315 (vmlsl_lane_u16): Likewise.
15316 (vmlsl_lane_u32): Likewise.
15317 (vmlsl_laneq_s16): Likewise.
15318 (vmlsl_laneq_s32): Likewise.
15319 (vmlsl_laneq_u16): Likewise.
15320 (vmlsl_laneq_u32): Likewise.
15322 2021-01-29 Richard Biener <rguenther@suse.de>
15324 * doc/invoke.texi (--param max-gcse-memory): Document unit
15326 * gcse.c (gcse_or_cprop_is_too_expensive): Adjust.
15327 * params.opt (--param max-gcse-memory): Adjust default and
15328 document unit of size.
15330 2021-01-29 Richard Biener <rguenther@suse.de>
15332 PR rtl-optimization/98863
15333 * gcse.c (gcse_or_cprop_is_too_expensive): Use unsigned
15334 HOST_WIDE_INT for the memory estimate.
15336 2021-01-29 Bin Cheng <bin.cheng@linux.alibaba.com>
15337 Richard Biener <rguenther@suse.de>
15339 PR tree-optimization/97627
15340 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
15341 Do not analyze fake edges.
15343 2021-01-29 Richard Biener <rguenther@suse.de>
15345 PR rtl-optimization/98144
15346 * df.h (df_mir_bb_info): Add con_visited member.
15347 * df-problems.c (df_mir_alloc): Initialize con_visited,
15348 do not fully populate IN and OUT.
15349 (df_mir_reset): Likewise.
15350 (df_mir_confluence_0): Set con_visited.
15351 (df_mir_confluence_n): Properly handle implicitely
15352 fully populated IN and OUT as designated by con_visited
15353 and update con_visited accordingly.
15355 2021-01-29 Jakub Jelinek <jakub@redhat.com>
15358 * config/arm/vec-common.md (mve_vshlq_<supf><mode>,
15359 vashl<mode>3, vashr<mode>3, vlshr<mode>3): Add
15360 && !TARGET_REALLY_IWMMXT to conditions.
15362 2021-01-29 Jakub Jelinek <jakub@redhat.com>
15365 * cfgbuild.c (find_bb_boundaries): Reset debug_insn when seeing
15368 2021-01-28 Marek Polacek <polacek@redhat.com>
15371 * stor-layout.c (finalize_type_size): If we reset TYPE_USER_ALIGN in
15372 the main variant, maybe reset it in its variants too.
15373 * tree.c (check_base_type): Return true only if TYPE_USER_ALIGN match.
15374 (check_aligned_type): Check if TYPE_USER_ALIGN match.
15376 2021-01-28 Christophe Lyon <christophe.lyon@linaro.org>
15379 * config/arm/arm.c (arm_rtx_costs_internal): Adjust cost of vector
15380 of constant zero for comparisons.
15382 2021-01-28 Michael Meissner <meissner@linux.ibm.com>
15384 * config/rs6000/rs6000.c (rs6000_mangle_decl_assembler_name): Add
15385 support for mapping built-in function names for long double
15386 built-in functions if long double is IEEE 128-bit.
15388 2021-01-28 Jonathan Wright <jonathan.wright@arm.com>
15390 * config/aarch64/aarch64-simd-builtins.def: Add [su]mlsl_n
15391 builtin generator macros.
15392 * config/aarch64/aarch64-simd.md (aarch64_<su>mlsl_n<mode>):
15394 * config/aarch64/arm_neon.h (vmlsl_n_s16): Use RTL builtin
15395 instead of inline asm.
15396 (vmlsl_n_s32): Likewise.
15397 (vmlsl_n_u16): Likewise.
15398 (vmlsl_n_u32): Likewise.
15400 2021-01-28 Jonathan Wright <jonathan.wright@arm.com>
15402 * config/aarch64/aarch64-simd-builtins.def: Add [su]mlal_n
15403 builtin generator macros.
15404 * config/aarch64/aarch64-simd.md (aarch64_<su>mlal_n<mode>):
15406 * config/aarch64/arm_neon.h (vmlal_n_s16): Use RTL builtin
15407 instead of inline asm.
15408 (vmlal_n_s32): Likewise.
15409 (vmlal_n_u16): Likewise.
15410 (vmlal_n_u32): Likewise.
15412 2021-01-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15414 * config/aarch64/aarch64-simd-builtins.def (shrn2): Define
15416 * config/aarch64/aarch64-simd.md (aarch64_shrn2<mode>_insn_le):
15418 (aarch64_shrn2<mode>_insn_be): Likewise.
15419 (aarch64_shrn2<mode>): Likewise.
15420 * config/aarch64/arm_neon.h (vshrn_high_n_s16): Reimlplement
15422 (vshrn_high_n_s32): Likewise.
15423 (vshrn_high_n_s64): Likewise.
15424 (vshrn_high_n_u16): Likewise.
15425 (vshrn_high_n_u32): Likewise.
15426 (vshrn_high_n_u64): Likewise.
15428 2021-01-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15430 * config/aarch64/aarch64-simd-builtins.def (shrn): Define
15432 * config/aarch64/aarch64-simd.md (aarch64_shrn<mode>_insn_le):
15434 (aarch64_shrn<mode>_insn_be): Likewise.
15435 (aarch64_shrn<mode>): Likewise.
15436 * config/aarch64/arm_neon.h (vshrn_n_s16): Reimplement using
15438 (vshrn_n_s32): Likewise.
15439 (vshrn_n_s64): Likewise.
15440 (vshrn_n_u16): Likewise.
15441 (vshrn_n_u32): Likewise.
15442 (vshrn_n_u64): Likewise.
15443 * config/aarch64/iterators.md (vn_mode): New mode attribute.
15445 2021-01-28 Richard Biener <rguenther@suse.de>
15447 PR rtl-optimization/80960
15448 * dse.c (check_mem_read_rtx): Call get_addr on the
15451 2021-01-28 Xionghu Luo <luoxhu@linux.ibm.com>
15452 David Edelsohn <dje.gcc@gmail.com>
15455 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15456 Don't generate VIEW_CONVERT_EXPR for fcode ALTIVEC_BUILTIN_VEC_INSERT
15458 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_set_var):
15460 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Remove the
15461 wrapper call rs6000_expand_vector_set_var for cleanup. Call
15462 rs6000_expand_vector_set_var_p9 and rs6000_expand_vector_set_var_p8
15464 (rs6000_expand_vector_set_var): Delete.
15465 (rs6000_expand_vector_set_var_p9): Make static.
15466 (rs6000_expand_vector_set_var_p8): Make static.
15468 2021-01-28 Xing GUO <higuoxing@gmail.com>
15470 * common/config/riscv/riscv-common.c
15471 (riscv_subset_list::parsing_subset_version): Fix -march option parsing
15472 when `p` extension exists.
15474 2021-01-27 Vladimir N. Makarov <vmakarov@redhat.com>
15476 PR rtl-optimization/97684
15477 * ira.c (ira): Call ira_set_pseudo_classes before
15478 update_equiv_regs when it is necessary.
15480 2021-01-27 Jakub Jelinek <jakub@redhat.com>
15483 * config/aarch64/aarch64.md (*aarch64_bfxilsi_uxtw): Use
15484 %w0, %w1 and %2 instead of %0, %1 and %2.
15486 2021-01-27 Aaron Sawdey <acsawdey@linux.ibm.com>
15488 * config/rs6000/genfusion.pl: New script to generate
15489 define_insn_and_split patterns so combine can arrange fused
15490 instructions next to each other.
15491 * config/rs6000/fusion.md: New file, generated fused instruction
15492 patterns for combine.
15493 * config/rs6000/predicates.md (const_m1_to_1_operand): New predicate.
15494 (non_update_memory_operand): New predicate.
15495 * config/rs6000/rs6000-cpus.def: Add OPTION_MASK_P10_FUSION and
15496 OPTION_MASK_P10_FUSION_LD_CMPI to ISA_3_1_MASKS_SERVER and
15498 * config/rs6000/rs6000-protos.h (address_is_non_pfx_d_or_x): Add
15500 * config/rs6000/rs6000.c (rs6000_option_override_internal):
15501 Automatically set OPTION_MASK_P10_FUSION and
15502 OPTION_MASK_P10_FUSION_LD_CMPI if target is power10.
15503 (rs600_opt_masks): Allow -mpower10-fusion
15504 in function attributes.
15505 (address_is_non_pfx_d_or_x): New function.
15506 * config/rs6000/rs6000.h: Add MASK_P10_FUSION.
15507 * config/rs6000/rs6000.md: Include fusion.md.
15508 * config/rs6000/rs6000.opt: Add -mpower10-fusion
15509 and -mpower10-fusion-ld-cmpi.
15510 * config/rs6000/t-rs6000: Add dependencies involving fusion.md.
15512 2021-01-27 Jonathan Wright <jonathan.wright@arm.com>
15514 * config/aarch64/aarch64-simd-builtins.def: Add [su]mlal
15515 builtin generator macros.
15516 * config/aarch64/aarch64-simd.md (*aarch64_<su>mlal<mode>):
15518 (aarch64_<su>mlal<mode>): This.
15519 * config/aarch64/arm_neon.h (vmlal_s8): Use RTL builtin
15520 instead of inline asm.
15521 (vmlal_s16): Likewise.
15522 (vmlal_s32): Likewise.
15523 (vmlal_u8): Likewise.
15524 (vmlal_u16): Likewise.
15525 (vmlal_u32): Likewise.
15527 2021-01-27 Richard Biener <rguenther@suse.de>
15529 PR tree-optimization/98854
15530 * tree-vect-slp.c (vect_build_slp_tree_2): Also build
15531 PHIs from scalars when the number of CTORs matches the
15532 number of children.
15534 2021-01-27 Jonathan Wright <jonathan.wright@arm.com>
15536 * config/aarch64/aarch64-simd-builtins.def: Add mls_n builtin
15538 * config/aarch64/aarch64-simd.md (*aarch64_mls_elt_merge<mode>):
15540 (aarch64_mls_n<mode>): This.
15541 * config/aarch64/arm_neon.h (vmls_n_s16): Use RTL builtin
15543 (vmls_n_s32): Likewise.
15544 (vmls_n_u16): Likewise.
15545 (vmls_n_u32): Likewise.
15546 (vmlsq_n_s16): Likewise.
15547 (vmlsq_n_s32): Likewise.
15548 (vmlsq_n_u16): Likewise.
15549 (vmlsq_n_u32): Likewise.
15551 2021-01-27 Jonathan Wright <jonathan.wright@arm.com>
15553 * config/aarch64/aarch64-simd-builtins.def: Add mls builtin
15555 * config/aarch64/arm_neon.h (vmls_s8): Use RTL builtin rather
15557 (vmls_s16): Likewise.
15558 (vmls_s32): Likewise.
15559 (vmls_u8): Likewise.
15560 (vmls_u16): Likewise.
15561 (vmls_u32): Likewise.
15562 (vmlsq_s8): Likewise.
15563 (vmlsq_s16): Likewise.
15564 (vmlsq_s32): Likewise.
15565 (vmlsq_u8): Likewise.
15566 (vmlsq_u16): Likewise.
15567 (vmlsq_u32): Likewise.
15569 2021-01-27 Jonathan Wright <jonathan.wright@arm.com>
15571 * config/aarch64/aarch64-simd-builtins.def: Add mla_n builtin
15573 * config/aarch64/aarch64-simd.md (*aarch64_mla_elt_merge<mode>):
15575 (aarch64_mla_n<mode>): This.
15576 * config/aarch64/arm_neon.h (vmla_n_s16): Use RTL builtin
15578 (vmla_n_s32): Likewise.
15579 (vmla_n_u16): Likewise.
15580 (vmla_n_u32): Likewise.
15581 (vmlaq_n_s16): Likewise.
15582 (vmlaq_n_s32): Likewise.
15583 (vmlaq_n_u16): Likewise.
15584 (vmlaq_n_u32): Likewise.
15586 2021-01-27 liuhongt <hongtao.liu@intel.com>
15589 * config/i386/sse.md (sse2_gt<mode>3): Drop !TARGET_XOP in condition.
15590 (*sse2_eq<mode>3): Ditto.
15592 2021-01-27 Jakub Jelinek <jakub@redhat.com>
15594 * tree-pass.h (PROP_trees): Rename to ...
15595 (PROP_gimple): ... this.
15596 * cfgexpand.c (pass_data_expand): Replace PROP_trees with PROP_gimple.
15597 * passes.c (execute_function_dump, execute_function_todo,
15598 execute_one_ipa_transform_pass, execute_one_pass): Likewise.
15599 * varpool.c (ctor_for_folding): Likewise.
15601 2021-01-27 Jakub Jelinek <jakub@redhat.com>
15603 PR tree-optimization/97260
15604 * varpool.c: Include tree-pass.h.
15605 (ctor_for_folding): In GENERIC return DECL_INITIAL for TREE_READONLY
15606 non-TREE_SIDE_EFFECTS automatic variables.
15608 2021-01-26 Paul Fee <paul.f.fee@gmail.com>
15610 * doc/cpp.texi (__cplusplus): Document value for -std=c++23
15612 * doc/invoke.texi: Document -std=c++23 and -std=gnu++23.
15613 * dwarf2out.c (highest_c_language): Recognise C++20 and C++23.
15614 (gen_compile_unit_die): Recognise C++23.
15616 2021-01-26 Jakub Jelinek <jakub@redhat.com>
15619 * dwarf2asm.c (dw2_assemble_integer): Cast DWARF2_ADDR_SIZE to int
15622 2021-01-26 Jakub Jelinek <jakub@redhat.com>
15625 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
15626 Use UINTVAL (shft_amnt) and UINTVAL (mask) instead of INTVAL (shft_amnt)
15627 and INTVAL (mask). Add && INTVAL (mask) > 0 condition.
15629 2021-01-26 Richard Biener <rguenther@suse.de>
15631 * gimple-pretty-print.c (dump_binary_rhs): Handle
15632 VEC_WIDEN_{PLUS,MINUS}_{LO,HI}_EXPR.
15634 2021-01-26 Richard Biener <rguenther@suse.de>
15636 PR middle-end/98726
15637 * tree.h (vector_cst_int_elt): Remove.
15638 * tree.c (vector_cst_int_elt): Use poly_wide_int for computations,
15641 2021-01-26 Andrew Stubbs <ams@codesourcery.com>
15643 * config/gcn/gcn.c (gcn_expand_reduc_scalar): Use move instructions
15644 for V64DFmode min/max reductions.
15646 2021-01-26 Jakub Jelinek <jakub@redhat.com>
15648 * dwarf2asm.c (dw2_assemble_integer): Handle size twice as large
15649 as DWARF2_ADDR_SIZE if x is not a scalar int by emitting it as
15650 two halves, one with x and the other with const0_rtx, ordered
15651 depending on endianity.
15653 2021-01-26 Alexandre Oliva <oliva@adacore.com>
15655 * gimplify.c (gimplify_decl_expr): Skip asan marking calls for
15656 temporaries not seen in binding block, and not about to be
15657 added as gimple variables.
15659 2021-01-25 Martin Sebor <msebor@redhat.com>
15662 * tree-ssa-ccp.c (pass_post_ipa_warn::execute): Adjust warning text.
15664 2021-01-25 Martin Liska <mliska@suse.cz>
15666 * value-prof.c (get_nth_most_common_value): Use %s instead
15669 2021-01-25 Jakub Jelinek <jakub@redhat.com>
15672 * configure.ac (HAVE_AS_GDWARF_5_DEBUG_FLAG): Only define if
15673 readelf -wi is able to read the emitted .debug_info back.
15674 * configure: Regenerated.
15676 2021-01-25 Martin Liska <mliska@suse.cz>
15678 PR gcov-profile/98739
15679 * common.opt: Add missing sign symbol.
15680 * value-prof.c (get_nth_most_common_value): Restore handling
15681 of PROFILE_REPRODUCIBILITY_PARALLEL_RUNS and
15682 PROFILE_REPRODUCIBILITY_MULTITHREADED.
15684 2021-01-25 Richard Biener <rguenther@suse.de>
15686 PR middle-end/98807
15687 * tree.c (vector_element_bits): Always use precision of
15688 the element type for boolean vectors.
15690 2021-01-25 Sebastian Huber <sebastian.huber@embedded-brains.de>
15692 * config/rtems.h (STARTFILE_SPEC): Remove qnolinkcmds.
15693 (ENDFILE_SPEC): Evaluate qnolinkcmds.
15695 2021-01-25 Sebastian Huber <sebastian.huber@embedded-brains.de>
15697 * config/rtems.h (STARTFILE_SPEC): Remove nostdlib and
15698 nostartfiles handling since this is already done by
15699 LINK_COMMAND_SPEC. Evaluate qnolinkcmds.
15700 (ENDFILE_SPEC): Remove nostdlib and nostartfiles handling since this
15701 is already done by LINK_COMMAND_SPEC.
15702 (LIB_SPECS): Remove nostdlib and nodefaultlibs handling since
15703 this is already done by LINK_COMMAND_SPEC. Remove qnolinkcmds
15706 2021-01-25 Jakub Jelinek <jakub@redhat.com>
15709 * fold-const-call.c (host_size_t_cst_p): Renamed to ...
15710 (size_t_cst_p): ... this. Check and store unsigned HOST_WIDE_INT
15711 value rather than host size_t.
15712 (fold_const_call): Change type of s2 from size_t to
15713 unsigned HOST_WIDE_INT. Use size_t_cst_p instead of
15714 host_size_t_cst_p. For strncmp calls, pass MIN (s2, SIZE_MAX)
15715 instead of s2 as last argument.
15717 2021-01-25 Tamar Christina <tamar.christina@arm.com>
15719 * config/arm/iterators.md (rotsplit1, rotsplit2, conj_op, fcmac1,
15720 VCMLA_OP, VCMUL_OP): New.
15721 * config/arm/mve.md (mve_vcmlaq<mve_rot><mode>): Support vec_dup 0.
15722 * config/arm/neon.md (cmul<conj_op><mode>3): New.
15723 * config/arm/unspecs.md (UNSPEC_VCMLA_CONJ, UNSPEC_VCMLA180_CONJ,
15724 UNSPEC_VCMUL_CONJ): New.
15725 * config/arm/vec-common.md (cmul<conj_op><mode>3, arm_vcmla<rot><mode>,
15726 cml<fcmac1><conj_op><mode>4): New.
15728 2021-01-23 Jakub Jelinek <jakub@redhat.com>
15731 * config/rs6000/mmintrin.h (__m64): Add __may_alias__ attribute.
15733 2021-01-22 Jonathan Wright <jonathan.wright@arm.com>
15735 * config/aarch64/aarch64-simd-builtins.def: Add mla builtin
15737 * config/aarch64/arm_neon.h (vmla_s8): Use RTL builtin rather
15739 (vmla_s16): Likewise.
15740 (vmla_s32): Likewise.
15741 (vmla_u8): Likewise.
15742 (vmla_u16): Likewise.
15743 (vmla_u32): Likewise.
15744 (vmlaq_s8): Likewise.
15745 (vmlaq_s16): Likewise.
15746 (vmlaq_s32): Likewise.
15747 (vmlaq_u8): Likewise.
15748 (vmlaq_u16): Likewise.
15749 (vmlaq_u32): Likewise.
15751 2021-01-22 David Malcolm <dmalcolm@redhat.com>
15753 * doc/invoke.texi (GCC_EXTRA_DIAGNOSTIC_OUTPUT): Add @findex
15756 2021-01-22 Jakub Jelinek <jakub@redhat.com>
15759 * dwarf2out.c (output_file_names): For -gdwarf-5, if there are no
15760 filenames to emit, still emit the required 0 index directory and
15761 filename entries that match DW_AT_comp_dir and DW_AT_name of the
15764 2021-01-22 Marek Polacek <polacek@redhat.com>
15767 * doc/invoke.texi: Update C++ ABI Version 15 description.
15769 2021-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15771 PR tree-optimization/98766
15772 * tree-ssa-math-opts.c (convert_mult_to_fma): Use maybe_le when
15773 comparing against type size with param_avoid_fma_max_bits.
15775 2021-01-22 Richard Biener <rguenther@suse.de>
15777 PR middle-end/98793
15778 * tree.c (vector_element_bits): Key single-bit bool vector on
15779 integer mode rather than not vector mode.
15781 2021-01-22 Xionghu Luo <luoxhu@linux.ibm.com>
15784 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15785 Generate ARRAY_REF(VIEW_CONVERT_EXPR) for P8 and later
15787 * config/rs6000/rs6000.c (rs6000_expand_vector_set_var): Update
15788 to call different path for P8 and P9.
15789 (rs6000_expand_vector_set_var_p9): New function.
15790 (rs6000_expand_vector_set_var_p8): New function.
15792 2021-01-22 Xionghu Luo <luoxhu@linux.ibm.com>
15796 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15797 Ajdust variable index vec_insert from address dereference to
15798 ARRAY_REF(VIEW_CONVERT_EXPR) tree expression.
15799 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_set_var):
15801 * config/rs6000/rs6000.c (rs6000_expand_vector_set_var): New function.
15803 2021-01-22 Martin Liska <mliska@suse.cz>
15805 PR gcov-profile/98739
15806 * profile.c (compute_value_histograms): Drop time profile for
15807 -fprofile-reproducible=multithreaded.
15809 2021-01-22 Nathan Sidwell <nathan@acm.org>
15811 * gcc.c (process_command): Don't check OPT_SPECIAL_input_file
15814 2021-01-22 Richard Biener <rguenther@suse.de>
15816 PR middle-end/98773
15817 * tree-data-ref.c (initalize_matrix_A): Revert previous
15818 change, retaining failing on HOST_WIDE_INT_MIN CHREC_RIGHT.
15820 2021-01-22 Jakub Jelinek <jakub@redhat.com>
15822 PR tree-optimization/90248
15823 * match.pd (X cmp 0.0 ? 1.0 : -1.0 -> copysign(1, +-X),
15824 X cmp 0.0 ? -1.0 : +1.0 -> copysign(1, -+X)): Remove
15826 (X * (X cmp 0.0 ? 1.0 : -1.0) -> +-abs(X),
15827 X * (X cmp 0.0 ? -1.0 : 1.0) -> +-abs(X)): New simplifications.
15829 2021-01-22 Jakub Jelinek <jakub@redhat.com>
15831 PR tree-optimization/98255
15832 * tree-dfa.c (get_ref_base_and_extent): For ARRAY_REFs, sign
15833 extend index - low_bound from sizetype's precision rather than index
15835 (get_addr_base_and_unit_offset_1): Likewise.
15836 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Likewise.
15837 * gimple-fold.c (fold_const_aggregate_ref_1): Likewise.
15839 2021-01-22 Richard Biener <rguenther@suse.de>
15841 PR tree-optimization/98786
15842 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Avoid
15843 adding new uses of abnormals. Verify we deal with a conditional
15846 2021-01-22 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15849 * optc-save-gen.awk: Add arm_fp16_format to checked_options.
15851 2021-01-22 liuhongt <hongtao.liu@intel.com>
15855 * config/i386/sse.md (VI_128_256): New mode iterator.
15856 (*avx_cmp<mode>3_1, *avx_cmp<mode>3_2, *avx_cmp<mode>3_3,
15857 *avx_cmp<mode>3_4, *avx2_eq<mode>3, *avx2_pcmp<mode>3_1,
15858 *avx2_pcmp<mode>3_2, *avx2_gt<mode>3): New
15859 define_insn_and_split to lower avx512 vector comparison to avx
15860 version when dest is vector.
15861 (*<avx512>_cmp<mode>3,*<avx512>_cmp<mode>3,*<avx512>_ucmp<mode>3):
15862 define_insn_and_split for negating the comparison result.
15863 * config/i386/predicates.md (float_vector_all_ones_operand):
15865 * config/i386/i386-expand.c (ix86_expand_sse_movcc): Use
15866 general NOT operator without UNSPEC_MASKOP.
15868 2021-01-21 Vladimir N. Makarov <vmakarov@redhat.com>
15870 PR rtl-optimization/98777
15871 * lra-int.h (lra_pmode_pseudo): New extern.
15872 * lra.c (lra_pmode_pseudo): New global.
15874 * lra-eliminations.c (eliminate_regs_in_insn): Use it.
15876 2021-01-21 Ilya Leoshkevich <iii@linux.ibm.com>
15878 * fwprop.c (fwprop_propagation::classify_result): Allow
15879 (subreg (mem)) simplifications.
15881 2021-01-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15883 * config/aarch64/aarch64-simd.md (aarch64_sqdml<SBINQOPS:as>l<mode>):
15885 (aarch64_sqdmlal<mode>): ... This...
15886 (aarch64_sqdmlsl<mode>): ... And this.
15887 (aarch64_sqdml<SBINQOPS:as>l_lane<mode>): Split into...
15888 (aarch64_sqdmlal_lane<mode>): ... This...
15889 (aarch64_sqdmlsl_lane<mode>): ... And this.
15890 (aarch64_sqdml<SBINQOPS:as>l_laneq<mode>): Split into...
15891 (aarch64_sqdmlsl_laneq<mode>): ... This...
15892 (aarch64_sqdmlal_laneq<mode>): ... And this.
15893 (aarch64_sqdml<SBINQOPS:as>l_n<mode>): Split into...
15894 (aarch64_sqdmlsl_n<mode>): ... This...
15895 (aarch64_sqdmlal_n<mode>): ... And this.
15896 (aarch64_sqdml<SBINQOPS:as>l2<mode>_internal): Split into...
15897 (aarch64_sqdmlal2<mode>_internal): ... This...
15898 (aarch64_sqdmlsl2<mode>_internal): ... And this.
15900 2021-01-21 Christophe Lyon <christophe.lyon@linaro.org>
15902 * config/arm/arm_mve.h (__arm_vcmpneq_s8): Fix return type.
15904 2021-01-21 Andrea Corallo <andrea.corallo@arm.com>
15907 * doc/sourcebuild.texi (arm_thumb2_no_arm_v8_1_lob): Document.
15909 2021-01-21 liuhongt <hongtao.liu@intel.com>
15911 PR rtl-optimization/98694
15912 * regcprop.c (copy_value): If SRC had been assigned a mode
15913 narrower than the copy, we can't link DEST into the chain even
15914 they have same hard_regno_nregs(i.e. HImode/SImode in i386
15917 2021-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15919 * config/aarch64/aarch64-simd.md (aarch64_get_lane<mode>):
15920 Convert to define_insn_and_split. Split into simple move when moving
15923 2021-01-20 Segher Boessenkool <segher@kernel.crashing.org>
15925 * config/rs6000/rs6000.c (rs6000_emit_le_vsx_store): Change assert.
15926 Adjust comment. Simplify code.
15928 2021-01-20 Jakub Jelinek <jakub@redhat.com>
15931 * dwarf2out.c (reset_indirect_string): Also reset indirect strings
15932 with DW_FORM_line_strp form.
15933 (prune_unused_types_update_strings): Don't add into debug_str_hash
15934 indirect strings with DW_FORM_line_strp form.
15935 (adjust_name_comp_dir): New function.
15936 (dwarf2out_finish): Call it on CU DIEs after resetting
15937 debug_line_str_hash.
15939 2021-01-20 Vladimir N. Makarov <vmakarov@redhat.com>
15941 PR rtl-optimization/98722
15942 * lra-eliminations.c (eliminate_regs_in_insn): Check that target
15943 has no 3-op add insn to transform insns containing two pluses.
15945 2021-01-20 Richard Biener <rguenther@suse.de>
15947 * hwint.h (add_hwi): New function.
15948 (mul_hwi): Likewise.
15949 * tree-data-ref.c (initialize_matrix_A): Properly translate
15950 tree constants and avoid HOST_WIDE_INT_MIN.
15951 (lambda_matrix_row_add): Avoid undefined integer overflow
15952 and return true on such overflow.
15953 (lambda_matrix_right_hermite): Handle overflow from
15954 lambda_matrix_row_add gracefully. Simplify previous fix.
15955 (analyze_subscript_affine_affine): Likewise.
15957 2021-01-20 Eugene Rozenfeld <erozen@microsoft.com>
15959 PR tree-optimization/96674
15960 * match.pd: New patterns: x < y || y == XXX_MIN --> x <= y - 1
15961 x >= y && y != XXX_MIN --> x > y - 1
15963 2021-01-20 Richard Sandiford <richard.sandiford@arm.com>
15965 PR tree-optimization/98535
15966 * tree-vect-slp.c (duplicate_and_interleave): Use quick_grow_cleared.
15967 If the high and low permutes are the same, remove the high permutes
15968 from the working set and only continue with the low ones.
15970 2021-01-20 Jakub Jelinek <jakub@redhat.com>
15972 PR tree-optimization/98721
15973 * builtins.c (access_ref::inform_access): Don't assume
15974 SSA_NAME_IDENTIFIER must be non-NULL. Print messages about
15975 object whenever allocfn is NULL, rather than only when DECL_P
15976 is true. Use %qE instead of %qD for that. Formatting fixes.
15978 2021-01-20 Richard Biener <rguenther@suse.de>
15980 PR tree-optimization/98758
15981 * tree-data-ref.c (int_divides_p): Use lambda_int arguments.
15982 (lambda_matrix_right_hermite): Avoid undefinedness with
15983 signed integer abs and multiplication.
15984 (analyze_subscript_affine_affine): Use lambda_int.
15986 2021-01-20 David Malcolm <dmalcolm@redhat.com>
15989 * dwarf2out.c (output_line_info): Rename static variable
15990 "generation", moving it out of the function to...
15991 (output_line_info_generation): New.
15992 (init_sections_and_labels): Likewise, renaming the variable to...
15993 (init_sections_and_labels_generation): New.
15994 (dwarf2out_c_finalize): Reset the new variables.
15996 2021-01-19 Martin Sebor <msebor@redhat.com>
15998 PR middle-end/98664
15999 * tree-ssa-live.c (remove_unused_scope_block_p): Keep scopes for
16000 all functions, even if they're not declared artificial or inline.
16001 * tree.c (tree_inlined_location): Use macro expansion location
16002 only if scope traversal fails to expose one.
16004 2021-01-19 Richard Sandiford <richard.sandiford@arm.com>
16006 PR rtl-optimization/92294
16007 * alias.c (compare_base_symbol_refs): Take an extra parameter
16008 and add the distance between two symbols to it. Enshrine in
16009 comments that -1 means "either 0 or 1, but we can't tell
16010 which at compile time".
16011 (memrefs_conflict_p): Update call accordingly.
16012 (rtx_equal_for_memref_p): Likewise. Take the distance between symbols
16015 2021-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16017 * config/aarch64/aarch64-simd-builtins.def (sqshl, uqshl,
16018 sqrshl, uqrshl, sqadd, uqadd, sqsub, uqsub, suqadd, usqadd, sqmovn,
16019 uqmovn, sqxtn2, uqxtn2, sqabs, sqneg, sqdmlal, sqdmlsl, sqdmlal_lane,
16020 sqdmlsl_lane, sqdmlal_laneq, sqdmlsl_laneq, sqdmlal_n, sqdmlsl_n,
16021 sqdmlal2, sqdmlsl2, sqdmlal2_lane, sqdmlsl2_lane, sqdmlal2_laneq,
16022 sqdmlsl2_laneq, sqdmlal2_n, sqdmlsl2_n, sqdmull, sqdmull_lane,
16023 sqdmull_laneq, sqdmull_n, sqdmull2, sqdmull2_lane, sqdmull2_laneq,
16024 sqdmull2_n, sqdmulh, sqrdmulh, sqdmulh_lane, sqdmulh_laneq,
16025 sqrdmulh_lane, sqrdmulh_laneq, sqshrun_n, sqrshrun_n, sqshrn_n,
16026 uqshrn_n, sqrshrn_n, uqrshrn_n, sqshlu_n, sqshl_n, uqshl_n, sqrdmlah,
16027 sqrdmlsh, sqrdmlah_lane, sqrdmlsh_lane, sqrdmlah_laneq, sqrdmlsh_laneq,
16028 sqmovun): Use NONE flags.
16030 2021-01-19 Richard Biener <rguenther@suse.de>
16033 * ipa-modref.c (analyze_stmt): Only record a summary for a
16036 2021-01-19 Richard Biener <rguenther@suse.de>
16038 PR middle-end/98638
16039 * tree-ssanames.c (fini_ssanames): Zero SSA_NAME_DEF_STMT.
16041 2021-01-19 Daniel Hellstrom <daniel@gaisler.com>
16043 * config/sparc/rtemself.h (TARGET_OS_CPP_BUILTINS): Add
16044 built-in define __FIX_LEON3FT_TN0018.
16046 2021-01-19 Richard Biener <rguenther@suse.de>
16049 * tree-inline.c (tree_function_versioning): Set input_location
16050 to UNKNOWN_LOCATION throughout the function.
16052 2021-01-19 Tobias Burnus <tobias@codesourcery.com>
16055 * omp-low.c (lower_omp_target): Handle nonpointer is_device_ptr.
16057 2021-01-19 Martin Jambor <mjambor@suse.cz>
16060 * ipa-sra.c (ssa_name_only_returned_p): New parameter fun. Check
16061 whether non-call exceptions allow removal of a statement.
16062 (isra_analyze_call): Pass the appropriate function to
16063 ssa_name_only_returned_p.
16065 2021-01-19 Geng Qi <gengqi@linux.alibaba.com>
16067 * config/riscv/arch-canonicalize (longext_sort): New function for
16068 sorting 'multi-letter'.
16069 * config/riscv/multilib-generator: Adjusting the loop of 'alt' in
16070 'alts'. The 'arch' may not be the first of 'alts'.
16071 (_expand_combination): Add underline for the 'ext' without '*'.
16072 This is because, a single-letter extension can always be treated well
16073 with a '_' prefix, but it cannot be separated out if it is appended
16076 2021-01-18 Vladimir N. Makarov <vmakarov@redhat.com>
16079 * ira.c (ira): Skip abnormal critical edge splitting.
16081 2021-01-18 Jakub Jelinek <jakub@redhat.com>
16083 PR tree-optimization/98727
16084 * tree-ssa-math-opts.c (match_arith_overflow): Fix up computation of
16085 second .MUL_OVERFLOW operand for signed multiplication with overflow
16086 checking if the second operand of multiplication is not constant.
16088 2021-01-18 David Edelsohn <dje.gcc@gmail.com>
16090 * doc/invoke.texi (-gdwarf): TPF defaults to version 2 and AIX
16091 defaults to version 4.
16093 2021-01-18 David Malcolm <dmalcolm@redhat.com>
16095 * attribs.h (fndecl_dealloc_argno): New decl.
16096 * builtins.c (call_dealloc_argno): Split out second half of
16098 (fndecl_dealloc_argno): New.
16099 * doc/extend.texi (Common Function Attributes): Document the
16100 interaction between the analyzer and the malloc attribute.
16101 * doc/invoke.texi (Static Analyzer Options): Likewise.
16103 2021-01-17 David Edelsohn <dje.gcc@gmail.com>
16105 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Override
16106 dwarf_version to 4.
16107 * config/rs6000/aix72.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
16109 2021-01-17 Martin Jambor <mjambor@suse.cz>
16112 * cgraph.c (clone_of_p): Check also former_clone_of as we climb
16115 2021-01-17 Mark Wielaard <mark@klomp.org>
16117 * common.opt (gdwarf-): Init(5).
16118 * doc/invoke.texi (-gdwarf): Document default to 5.
16120 2021-01-16 Kwok Cheung Yeung <kcy@codesourcery.com>
16122 * builtin-types.def
16123 (BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT_PTR_INT): Rename
16125 (BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT_PTR_INT_PTR):
16126 ...this. Add extra argument.
16127 * gimplify.c (omp_default_clause): Ensure that event handle is
16128 firstprivate in a task region.
16129 (gimplify_scan_omp_clauses): Handle OMP_CLAUSE_DETACH.
16130 (gimplify_adjust_omp_clauses): Likewise.
16131 * omp-builtins.def (BUILT_IN_GOMP_TASK): Change function type to
16132 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT_PTR_INT_PTR.
16133 * omp-expand.c (expand_task_call): Add GOMP_TASK_FLAG_DETACH to flags
16134 if detach clause specified. Add detach argument when generating
16136 * omp-low.c (scan_sharing_clauses): Setup data environment for detach
16138 (finish_taskreg_scan): Move field for variable containing the event
16139 handle to the front of the struct.
16140 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_DETACH. Fix
16142 * tree-nested.c (convert_nonlocal_omp_clauses): Handle
16143 OMP_CLAUSE_DETACH clause.
16144 (convert_local_omp_clauses): Handle OMP_CLAUSE_DETACH clause.
16145 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE_DETACH.
16146 * tree.c (omp_clause_num_ops): Add entry for OMP_CLAUSE_DETACH.
16148 (omp_clause_code_name): Add entry for OMP_CLAUSE_DETACH. Fix
16150 (walk_tree_1): Handle OMP_CLAUSE_DETACH.
16152 2021-01-16 Sebastian Huber <sebastian.huber@embedded-brains.de>
16154 * config/nios2/t-rtems: Reset all MULTILIB_* variables. Shorten
16155 multilib directory names. Use MULTILIB_REQUIRED instead of
16156 MULTILIB_EXCEPTIONS. Add -mhw-mul -mhw-mulx -mhw-div
16157 -mcustom-fpu-cfg=fph2 multilib.
16159 2021-01-16 Sebastian Huber <sebastian.huber@embedded-brains.de>
16161 * config/nios2/nios2.c (NIOS2_FPU_CONFIG_NUM): Adjust value.
16162 (nios2_init_fpu_configs): Provide register values for new
16163 -mcustom-fpu-cfg=fph2 option variant.
16164 * doc/invoke.texi (-mcustom-fpu-cfg=fph2): Document new option
16167 2021-01-16 Sebastian Huber <sebastian.huber@embedded-brains.de>
16169 * config/nios2/nios2.c (nios2_custom_check_insns): Remove
16170 custom instruction warnings.
16172 2021-01-16 Jakub Jelinek <jakub@redhat.com>
16174 PR tree-optimization/96669
16175 * match.pd ((CST << x) & 1 -> x == 0): New simplification.
16177 2021-01-16 Jakub Jelinek <jakub@redhat.com>
16179 PR tree-optimization/96271
16180 * passes.def: Pass false argument to first two pass_cd_dce
16181 instances and true to last instance. Add comment that
16182 last instance rewrites no longer addressed locals.
16183 * tree-ssa-dce.c (pass_cd_dce): Add update_address_taken_p member and
16185 (pass_cd_dce::set_pass_param): New method.
16186 (pass_cd_dce::execute): Return TODO_update_address_taken from
16187 last cd_dce instance.
16189 2021-01-15 Carl Love <cel@us.ibm.com>
16191 * config/rs6000/altivec.h (vec_mulh, vec_div, vec_dive, vec_mod):
16193 * config/rs6000/altivec.md (VIlong): Move define to file vsx.md.
16194 * config/rs6000/rs6000-builtin.def (DIVES_V4SI, DIVES_V2DI,
16195 DIVEU_V4SI, DIVEU_V2DI, DIVS_V4SI, DIVS_V2DI, DIVU_V4SI,
16196 DIVU_V2DI, MODS_V2DI, MODS_V4SI, MODU_V2DI, MODU_V4SI,
16197 MULHS_V2DI, MULHS_V4SI, MULHU_V2DI, MULHU_V4SI, MULLD_V2DI):
16198 Add builtin define.
16199 (MULH, DIVE, MOD): Add new BU_P10_OVERLOAD_2 definitions.
16200 * config/rs6000/rs6000-call.c (VSX_BUILTIN_VEC_DIV,
16201 VSX_BUILTIN_VEC_DIVE, P10_BUILTIN_VEC_MOD, P10_BUILTIN_VEC_MULH):
16202 New overloaded definitions.
16203 (builtin_function_type) [P10V_BUILTIN_DIVEU_V4SI,
16204 P10V_BUILTIN_DIVEU_V2DI, P10V_BUILTIN_DIVU_V4SI,
16205 P10V_BUILTIN_DIVU_V2DI, P10V_BUILTIN_MODU_V2DI,
16206 P10V_BUILTIN_MODU_V4SI, P10V_BUILTIN_MULHU_V2DI,
16207 P10V_BUILTIN_MULHU_V4SI]: Add case
16208 statement for builtins.
16209 * config/rs6000/rs6000.md (bits): Add new attribute sizes V4SI, V2DI.
16210 * config/rs6000/vsx.md (VIlong): Moved from config/rs6000/altivec.md.
16211 (UNSPEC_VDIVES, UNSPEC_VDIVEU): New unspec definitions.
16212 (vsx_mul_v2di): Add if TARGET_POWER10 statement.
16213 (vsx_udiv_v2di): Add if TARGET_POWER10 statement.
16214 (dives_<mode>, diveu_<mode>, div<mode>3, uvdiv<mode>3,
16215 mods_<mode>, modu_<mode>, mulhs_<mode>, mulhu_<mode>, mulv2di3):
16216 Add define_insn, mode is VIlong.
16217 * doc/extend.texi (vec_mulh, vec_mul, vec_div, vec_dive, vec_mod):
16218 Add builtin descriptions.
16220 2021-01-15 Eric Botcazou <ebotcazou@adacore.com>
16222 * final.c (final_start_function_1): Reset force_source_line.
16224 2021-01-15 Jakub Jelinek <jakub@redhat.com>
16226 PR tree-optimization/96669
16227 * match.pd (((1 << A) & 1) != 0 -> A == 0,
16228 ((1 << A) & 1) == 0 -> A != 0): Generalize for 1s replaced by
16229 possibly different power of two constants and to right shift too.
16231 2021-01-15 Jakub Jelinek <jakub@redhat.com>
16233 PR tree-optimization/96681
16234 * match.pd ((x < 0) ^ (y < 0) to (x ^ y) < 0): New simplification.
16235 ((x >= 0) ^ (y >= 0) to (x ^ y) < 0): Likewise.
16236 ((x < 0) ^ (y >= 0) to (x ^ y) >= 0): Likewise.
16237 ((x >= 0) ^ (y < 0) to (x ^ y) >= 0): Likewise.
16239 2021-01-15 Alexandre Oliva <oliva@adacore.com>
16241 * opts.c (gen_command_line_string): Exclude -dumpbase-ext.
16243 2021-01-15 Tamar Christina <tamar.christina@arm.com>
16245 * config/aarch64/aarch64-simd.md (cml<fcmac1><conj_op><mode>4,
16246 cmul<conj_op><mode>3): New.
16247 * config/aarch64/iterators.md (UNSPEC_FCMUL,
16248 UNSPEC_FCMUL180, UNSPEC_FCMLA_CONJ, UNSPEC_FCMLA180_CONJ,
16249 UNSPEC_CMLA_CONJ, UNSPEC_CMLA180_CONJ, UNSPEC_CMUL, UNSPEC_CMUL180,
16250 FCMLA_OP, FCMUL_OP, conj_op, rotsplit1, rotsplit2, fcmac1, sve_rot1,
16251 sve_rot2, SVE2_INT_CMLA_OP, SVE2_INT_CMUL_OP, SVE2_INT_CADD_OP): New.
16252 (rot): Add UNSPEC_FCMUL, UNSPEC_FCMUL180.
16253 (rot_op): Renamed to conj_op.
16254 * config/aarch64/aarch64-sve.md (cml<fcmac1><conj_op><mode>4,
16255 cmul<conj_op><mode>3): New.
16256 * config/aarch64/aarch64-sve2.md (cml<fcmac1><conj_op><mode>4,
16257 cmul<conj_op><mode>3): New.
16259 2021-01-15 David Malcolm <dmalcolm@redhat.com>
16263 (selftest::test_print_parseable_fixits_bytes_vs_display_columns):
16264 Escape the tempfile name when constructing the expected output.
16266 2021-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16268 * config/aarch64/aarch64-simd.md (*aarch64_<su>mlsl_hi<mode>):
16270 (aarch64_<su>mlsl_hi<mode>): ... This.
16271 (aarch64_<su>mlsl_hi<mode>): Define.
16272 (*aarch64_<su>mlsl<mode): Rename to...
16273 (aarch64_<su>mlsl<mode): ... This.
16274 * config/aarch64/aarch64-simd-builtins.def (smlsl, umlsl,
16275 smlsl_hi, umlsl_hi): Define builtins.
16276 * config/aarch64/arm_neon.h (vmlsl_high_s8, vmlsl_high_s16,
16277 vmlsl_high_s32, vmlsl_high_u8, vmlsl_high_u16, vmlsl_high_u32,
16278 vmlsl_s8, vmlsl_s16, vmlsl_s32, vmlsl_u8,
16279 vmlsl_u16, vmlsl_u32): Reimplement with builtins.
16281 2021-01-15 Uroš Bizjak <ubizjak@gmail.com>
16283 * config/i386/i386-c.c (ix86_target_macros):
16284 Use cpp_define_formatted for __SIZEOF_FLOAT80__ definition.
16286 2021-01-15 Richard Sandiford <richard.sandiford@arm.com>
16289 * config.gcc (aarch64*-*-*): Add aarch64-cc-fusion.o to extra_objs.
16290 * Makefile.in (RTL_SSA_H): New variable.
16291 * config/aarch64/t-aarch64 (aarch64-cc-fusion.o): New rule.
16292 * config/aarch64/aarch64-protos.h (make_pass_cc_fusion): Declare.
16293 * config/aarch64/aarch64-passes.def: Add pass_cc_fusion after
16295 * config/aarch64/aarch64-cc-fusion.cc: New file.
16297 2021-01-15 Richard Sandiford <richard.sandiford@arm.com>
16299 * recog.h (insn_change_watermark::~insn_change_watermark): Avoid
16300 calling cancel_changes for changes that no longer exist.
16302 2021-01-15 Richard Sandiford <richard.sandiford@arm.com>
16304 * rtl-ssa/functions.h (function_info::ref_defs): Rename to...
16305 (function_info::reg_defs): ...this.
16306 * rtl-ssa/member-fns.inl (function_info::ref_defs): Rename to...
16307 (function_info::reg_defs): ...this.
16309 2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
16312 * config/arm/arm_neon.h (vceqz_p64, vceqq_p64, vceqzq_p64): New.
16314 2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
16317 2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
16320 * config/arm/arm_neon.h (vceqz_p64, vceqq_p64, vceqzq_p64): New.
16322 2021-01-15 Richard Biener <rguenther@suse.de>
16324 PR tree-optimization/96376
16325 * tree-vect-stmts.c (get_load_store_type): Disregard alignment
16326 for VMAT_INVARIANT.
16328 2021-01-15 Martin Liska <mliska@suse.cz>
16330 * doc/install.texi: Document that some tests need pytest module.
16331 * doc/sourcebuild.texi: Likewise.
16333 2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
16336 * config/arm/arm_neon.h (vceqz_p64, vceqq_p64, vceqzq_p64): New.
16338 2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
16340 * config/arm/mve.md (mve_vshrq_n_s<mode>_imm): New entry.
16341 (mve_vshrq_n_u<mode>_imm): Likewise.
16342 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Move to ...
16343 * config/arm/vec-common.md: ... here.
16345 2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
16347 * config/arm/mve.md (mve_vshlq_<supf><mode>): Move to
16349 * config/arm/neon.md (vashl<mode>3): Delete.
16350 * config/arm/vec-common.md (mve_vshlq_<supf><mode>): New.
16351 (vasl<mode>3): New expander.
16353 2021-01-15 Richard Biener <rguenther@suse.de>
16355 PR tree-optimization/98685
16356 * tree-vect-slp.c (vect_schedule_slp_node): Refactor handling
16357 of vector extern defs.
16359 2021-01-14 David Malcolm <dmalcolm@redhat.com>
16362 * diagnostic.c (diagnostic_kind_text): Break out this array
16364 (diagnostic_build_prefix): ...here.
16365 (fancy_abort): Detect when diagnostic_initialize has not yet been
16366 called and fall back to a minimal implementation of printing the
16367 ICE, rather than segfaulting in internal_error.
16369 2021-01-14 David Malcolm <dmalcolm@redhat.com>
16371 * diagnostic.c (diagnostic_initialize): Eliminate
16372 parseable_fixits_p in favor of initializing extra_output_kind from
16373 GCC_EXTRA_DIAGNOSTIC_OUTPUT.
16374 (convert_column_unit): New function, split out from...
16375 (diagnostic_converted_column): ...this.
16376 (print_parseable_fixits): Add "column_unit" and "tabstop" params.
16377 Use them to call convert_column_unit on the column values.
16378 (diagnostic_report_diagnostic): Eliminate conditional on
16379 parseable_fixits_p in favor of a switch statement on
16380 extra_output_kind, passing the appropriate values to the new
16381 params of print_parseable_fixits.
16382 (selftest::test_print_parseable_fixits_none): Update for new
16383 params of print_parseable_fixits.
16384 (selftest::test_print_parseable_fixits_insert): Likewise.
16385 (selftest::test_print_parseable_fixits_remove): Likewise.
16386 (selftest::test_print_parseable_fixits_replace): Likewise.
16387 (selftest::test_print_parseable_fixits_bytes_vs_display_columns):
16389 (selftest::diagnostic_c_tests): Call it.
16390 * diagnostic.h (enum diagnostics_extra_output_kind): New.
16391 (diagnostic_context::parseable_fixits_p): Delete field in favor
16393 (diagnostic_context::extra_output_kind): ...this new field.
16394 * doc/invoke.texi (Environment Variables): Add
16395 GCC_EXTRA_DIAGNOSTIC_OUTPUT.
16396 * opts.c (common_handle_option): Update handling of
16397 OPT_fdiagnostics_parseable_fixits for change to diagnostic_context
16400 2021-01-14 Tamar Christina <tamar.christina@arm.com>
16402 * tree-vect-slp-patterns.c (class complex_operations_pattern,
16403 complex_operations_pattern::matches,
16404 complex_operations_pattern::recognize,
16405 complex_operations_pattern::build): New.
16406 (slp_patterns): Use it.
16408 2021-01-14 Tamar Christina <tamar.christina@arm.com>
16410 * internal-fn.def (COMPLEX_FMS, COMPLEX_FMS_CONJ): New.
16411 * optabs.def (cmls_optab, cmls_conj_optab): New.
16412 * doc/md.texi: Document them.
16413 * tree-vect-slp-patterns.c (class complex_fms_pattern,
16414 complex_fms_pattern::matches, complex_fms_pattern::recognize,
16415 complex_fms_pattern::build): New.
16417 2021-01-14 Tamar Christina <tamar.christina@arm.com>
16419 * internal-fn.def (COMPLEX_FMA, COMPLEX_FMA_CONJ): New.
16420 * optabs.def (cmla_optab, cmla_conj_optab): New.
16421 * doc/md.texi: Document them.
16422 * tree-vect-slp-patterns.c (vect_match_call_p,
16423 class complex_fma_pattern, vect_slp_reset_pattern,
16424 complex_fma_pattern::matches, complex_fma_pattern::recognize,
16425 complex_fma_pattern::build): New.
16427 2021-01-14 Tamar Christina <tamar.christina@arm.com>
16429 * internal-fn.def (COMPLEX_MUL, COMPLEX_MUL_CONJ): New.
16430 * optabs.def (cmul_optab, cmul_conj_optab): New.
16431 * doc/md.texi: Document them.
16432 * tree-vect-slp-patterns.c (vect_match_call_complex_mla,
16433 vect_normalize_conj_loc, is_eq_or_top, vect_validate_multiplication,
16434 vect_build_combine_node, class complex_mul_pattern,
16435 complex_mul_pattern::matches, complex_mul_pattern::recognize,
16436 complex_mul_pattern::build): New.
16438 2021-01-14 Tamar Christina <tamar.christina@arm.com>
16440 * tree-vect-slp.c (optimize_load_redistribution_1): New.
16441 (optimize_load_redistribution, vect_is_slp_load_node): New.
16442 (vect_match_slp_patterns): Use it.
16444 2021-01-14 Tamar Christina <tamar.christina@arm.com>
16446 * tree-vect-slp-patterns.c (complex_add_pattern::build):
16449 2021-01-14 Thomas Schwinge <thomas@codesourcery.com>
16451 * config/gcn/mkoffload.c (main): Create an offload image only in
16452 64-bit configurations.
16454 2021-01-14 H.J. Lu <hjl.tools@gmail.com>
16457 * config/i386/i386-options.c (ix86_option_override_internal):
16458 Issue an error for -fcf-protection with CF_BRANCH when compiling
16459 for 32-bit non-TARGET_CMOV targets.
16461 2021-01-14 Uroš Bizjak <ubizjak@gmail.com>
16464 * config/i386/i386-options.c (ix86_valid_target_attribute_inner_p):
16465 Remove declaration and initialization of shadow variable "ret".
16466 (ix86_option_override_internal): Remove delcaration of
16467 shadow variable "i". Redeclare shadowed variable to unsigned.
16468 * common/config/i386/i386-common.c (pta_size): Redeclare to unsigned.
16469 * config/i386/i386-builtins.c (get_builtin_code_for_version):
16470 Update for redeclaration.
16471 * config/i386/i386.h (pta_size): Ditto.
16473 2021-01-14 Richard Biener <rguenther@suse.de>
16475 PR tree-optimization/98674
16476 * tree-data-ref.c (base_supports_access_fn_components_p): New.
16477 (initialize_data_dependence_relation): For two bases without
16478 possible access fns resort to type size equality when determining
16479 shape compatibility.
16481 2021-01-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16484 * config/arm/arm_neon.h: Replace calls to __builtin_vcge* by
16485 <=, >= operators in vcle and vcge intrinsics respectively.
16486 * config/arm/arm_neon_builtins.def: Remove entry for
16489 2021-01-14 Uroš Bizjak <ubizjak@gmail.com>
16492 * config/i386/i386-options.c (ix86_function_specific_save):
16493 Remove redundant assignment to opts->x_ix86_branch_cost.
16494 * config/i386/i386.c (ix86_prefetch_sse):
16495 Rename from x86_prefetch_sse. Update all uses.
16496 * config/i386/i386.h: Update for rename.
16497 * config/i386/i386-options.h: Ditto.
16499 2021-01-14 Jakub Jelinek <jakub@redhat.com>
16502 * config/i386/sse.md (*sse4_1_zero_extendv8qiv8hi2_3,
16503 *sse4_1_zero_extendv4hiv4si2_3, *sse4_1_zero_extendv2siv2di2_3):
16504 Use Bm instead of m for non-avx. Add isa attribute.
16506 2021-01-14 Jakub Jelinek <jakub@redhat.com>
16508 PR tree-optimization/96688
16509 * match.pd (~(X >> Y) -> ~X >> Y): New simplification if
16510 ~X can be simplified.
16512 2021-01-14 Richard Sandiford <richard.sandiford@arm.com>
16514 * tree-vect-stmts.c (vect_model_load_cost): Account for unused
16515 IFN_LOAD_LANES results.
16517 2021-01-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16519 * config/aarch64/aarch64-simd.md (aarch64_<su>xtl<mode>):
16521 (aarch64_xtn<mode>): Likewise.
16522 * config/aarch64/aarch64-simd-builtins.def (sxtl, uxtl, xtn):
16525 * config/aarch64/arm_neon.h (vmovl_s8): Reimplement using
16527 (vmovl_s16): Likewise.
16528 (vmovl_s32): Likewise.
16529 (vmovl_u8): Likewise.
16530 (vmovl_u16): Likewise.
16531 (vmovl_u32): Likewise.
16532 (vmovn_s16): Likewise.
16533 (vmovn_s32): Likewise.
16534 (vmovn_s64): Likewise.
16535 (vmovn_u16): Likewise.
16536 (vmovn_u32): Likewise.
16537 (vmovn_u64): Likewise.
16539 2021-01-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16541 * config/aarch64/aarch64-simd.md (aarch64_<su>qxtn2<mode>_le):
16543 (aarch64_<su>qxtn2<mode>_be): Likewise.
16544 (aarch64_<su>qxtn2<mode>): Likewise.
16545 * config/aarch64/aarch64-simd-builtins.def (sqxtn2, uqxtn2):
16547 * config/aarch64/iterators.md (SAT_TRUNC): Define code_iterator.
16548 (su): Handle ss_truncate and us_truncate.
16549 * config/aarch64/arm_neon.h (vqmovn_high_s16): Reimplement using
16551 (vqmovn_high_s32): Likewise.
16552 (vqmovn_high_s64): Likewise.
16553 (vqmovn_high_u16): Likewise.
16554 (vqmovn_high_u32): Likewise.
16555 (vqmovn_high_u64): Likewise.
16557 2021-01-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16559 * config/aarch64/aarch64-simd.md (aarch64_xtn2<mode>_le):
16561 (aarch64_xtn2<mode>_be): Likewise.
16562 (aarch64_xtn2<mode>): Likewise.
16563 * config/aarch64/aarch64-simd-builtins.def (xtn2): Define
16565 * config/aarch64/arm_neon.h (vmovn_high_s16): Reimplement using
16567 (vmovn_high_s32): Likewise.
16568 (vmovn_high_s64): Likewise.
16569 (vmovn_high_u16): Likewise.
16570 (vmovn_high_u32): Likewise.
16571 (vmovn_high_u64): Likewise.
16573 2021-01-13 Stafford Horne <shorne@gmail.com>
16575 * config/or1k/or1k.h (ASM_PREFERRED_EH_DATA_FORMAT): New macro.
16577 2021-01-13 Stafford Horne <shorne@gmail.com>
16579 * config/or1k/linux.h (TARGET_ASM_FILE_END): Define macro.
16581 2021-01-13 Stafford Horne <shorne@gmail.com>
16583 * config/or1k/or1k.h (TARGET_CPU_CPP_BUILTINS): Add builtin
16584 define for __or1k_hard_float__.
16586 2021-01-13 Stafford Horne <shorne@gmail.com>
16588 * config/or1k/or1k.h (NO_PROFILE_COUNTERS): Define as 1.
16589 (PROFILE_HOOK): Define to call _mcount.
16590 (FUNCTION_PROFILER): Change from abort to no-op.
16592 2021-01-13 Jakub Jelinek <jakub@redhat.com>
16594 PR tree-optimization/96691
16595 * match.pd ((~X | C) ^ D -> (X | C) ^ (~D ^ C),
16596 (~X & C) ^ D -> (X & C) ^ (D ^ C)): New simplifications if
16597 (~D ^ C) or (D ^ C) can be simplified.
16599 2021-01-13 Richard Biener <rguenther@suse.de>
16601 PR tree-optimization/92645
16602 * match.pd (BIT_FIELD_REF to conversion): Delay canonicalization
16603 until after vector lowering.
16605 2021-01-13 Richard Sandiford <richard.sandiford@arm.com>
16607 * config/aarch64/aarch64-sve.md (fnma<mode>4): Extend from SVE_FULL_I
16609 (@aarch64_pred_fnma<mode>, cond_fnma<mode>, *cond_fnma<mode>_2)
16610 (*cond_fnma<mode>_4, *cond_fnma<mode>_any): Likewise.
16612 2021-01-13 Richard Sandiford <richard.sandiford@arm.com>
16614 * config/aarch64/aarch64-sve.md (fma<mode>4): Extend from SVE_FULL_I
16616 (@aarch64_pred_fma<mode>, cond_fma<mode>, *cond_fma<mode>_2)
16617 (*cond_fma<mode>_4, *cond_fma<mode>_any): Likewise.
16619 2021-01-13 Richard Biener <rguenther@suse.de>
16621 PR tree-optimization/92645
16622 * tree-vect-slp.c (vect_build_slp_tree_1): Relax supported
16623 BIT_FIELD_REF argument.
16624 (vect_build_slp_tree_2): Record the desired vector type
16625 on the external vector def.
16626 (vectorizable_slp_permutation): Handle required punning
16627 of existing vector defs.
16629 2021-01-13 Richard Sandiford <richard.sandiford@arm.com>
16631 * rtl-ssa/accesses.h (def_lookup): Fix order of comparison results.
16633 2021-01-13 Richard Sandiford <richard.sandiford@arm.com>
16635 * config/sh/sh.md (movsf_ie): Remove operands[2] test.
16637 2021-01-13 Samuel Thibault <samuel.thibault@ens-lyon.org>
16639 * config.gcc [$target == *-*-gnu*]: Enable
16640 'default_gnu_indirect_function'.
16642 2021-01-13 Jakub Jelinek <jakub@redhat.com>
16645 * optabs.c (expand_vec_perm_const): Don't force v0 and v1 into
16646 registers before calling targetm.vectorize.vec_perm_const, only after
16648 * config/i386/i386-expand.c (ix86_vectorize_vec_perm_const): Handle
16649 two argument permutation when one operand is zero vector and only
16650 after that force operands into registers.
16651 * config/i386/sse.md (*avx2_zero_extendv16qiv16hi2_1): New
16652 define_insn_and_split pattern.
16653 (*avx512bw_zero_extendv32qiv32hi2_1): Likewise.
16654 (*avx512f_zero_extendv16hiv16si2_1): Likewise.
16655 (*avx2_zero_extendv8hiv8si2_1): Likewise.
16656 (*avx512f_zero_extendv8siv8di2_1): Likewise.
16657 (*avx2_zero_extendv4siv4di2_1): Likewise.
16658 * config/mips/mips.c (mips_vectorize_vec_perm_const): Force operands
16660 * config/arm/arm.c (arm_vectorize_vec_perm_const): Likewise.
16661 * config/sparc/sparc.c (sparc_vectorize_vec_perm_const): Likewise.
16662 * config/ia64/ia64.c (ia64_vectorize_vec_perm_const): Likewise.
16663 * config/aarch64/aarch64.c (aarch64_vectorize_vec_perm_const): Likewise.
16664 * config/rs6000/rs6000.c (rs6000_vectorize_vec_perm_const): Likewise.
16665 * config/gcn/gcn.c (gcn_vectorize_vec_perm_const): Likewise. Use std::swap.
16667 2021-01-13 Martin Liska <mliska@suse.cz>
16669 PR tree-optimization/98455
16670 * gimple-if-to-switch.cc (condition_info::record_phi_mapping):
16671 Record also virtual PHIs.
16672 (pass_if_to_switch::execute): Return TODO_cleanup_cfg only
16675 2021-01-13 Jonathan Wakely <jwakely@redhat.com>
16677 * doc/invoke.texi (C++ Modules): Fix typos.
16679 2021-01-13 Richard Biener <rguenther@suse.de>
16681 PR tree-optimization/98640
16682 * tree-ssa-sccvn.c (visit_nary_op): Do not try to
16683 handle plus or minus from a truncated operand to be
16686 2021-01-13 Jakub Jelinek <jakub@redhat.com>
16689 * config/i386/i386.md (*btr<mode>_1, *btr<mode>_2): New
16690 define_insn_and_split patterns.
16691 (splitter after *btr<mode>_2): New splitter.
16693 2021-01-13 Martin Liska <mliska@suse.cz>
16696 * cgraphunit.c (analyze_functions): Remove dead code.
16698 2021-01-13 Qian Jianhua <qianjh@cn.fujitsu.com>
16700 * config/aarch64/aarch64-cost-tables.h (a64fx_extra_costs): New.
16701 * config/aarch64/aarch64.c (a64fx_addrcost_table): New.
16702 (a64fx_regmove_cost, a64fx_vector_cost): New.
16703 (a64fx_tunings): Use the new added cost tables.
16705 2021-01-13 Jakub Jelinek <jakub@redhat.com>
16708 * config/i386/predicates.md (pmovzx_parallel): New predicate.
16709 * config/i386/sse.md (*sse4_1_zero_extendv8qiv8hi2_3): New
16710 define_insn_and_split pattern.
16711 (*sse4_1_zero_extendv4hiv4si2_3): Likewise.
16712 (*sse4_1_zero_extendv2siv2di2_3): Likewise.
16714 2021-01-13 Julian Brown <julian@codesourcery.com>
16716 * config/gcn/gcn.c (gcn_conditional_register_usage): Remove dead code
16717 to fix v0 register.
16719 2021-01-13 Julian Brown <julian@codesourcery.com>
16721 * config/gcn/gcn.c (gcn_md_reorg): Fix case where EXEC reg is live
16724 2021-01-13 Julian Brown <julian@codesourcery.com>
16726 * config/gcn/gcn-valu.md (recip<mode>2<exec>, recip<mode>2): Use unspec
16727 for reciprocal-approximation instructions.
16728 (div<mode>3): Use fused multiply-accumulate operations for reciprocal
16729 refinement and division result.
16730 * config/gcn/gcn.md (UNSPEC_RCP): New unspec constant.
16732 2021-01-13 Julian Brown <julian@codesourcery.com>
16734 * config/gcn/gcn-valu.md (subdf): Rename to...
16737 2021-01-12 Martin Liska <mliska@suse.cz>
16739 * gcov.c (source_info::debug): Fix printf format for 32-bit hosts.
16741 2021-01-12 Andrea Corallo <andrea.corallo@arm.com>
16743 * function-abi.h: Fix typo.
16745 2021-01-12 Christophe Lyon <christophe.lyon@linaro.org>
16749 * config/arm/arm.h (ARM_HAVE_NEON_V8QI_LDST): New macro.
16750 (ARM_HAVE_NEON_V16QI_LDST, ARM_HAVE_NEON_V4HI_LDST): Likewise.
16751 (ARM_HAVE_NEON_V8HI_LDST, ARM_HAVE_NEON_V2SI_LDST): Likewise.
16752 (ARM_HAVE_NEON_V4SI_LDST, ARM_HAVE_NEON_V4HF_LDST): Likewise.
16753 (ARM_HAVE_NEON_V8HF_LDST, ARM_HAVE_NEON_V4BF_LDST): Likewise.
16754 (ARM_HAVE_NEON_V8BF_LDST, ARM_HAVE_NEON_V2SF_LDST): Likewise.
16755 (ARM_HAVE_NEON_V4SF_LDST, ARM_HAVE_NEON_DI_LDST): Likewise.
16756 (ARM_HAVE_NEON_V2DI_LDST): Likewise.
16757 (ARM_HAVE_V8QI_LDST, ARM_HAVE_V16QI_LDST): Likewise.
16758 (ARM_HAVE_V4HI_LDST, ARM_HAVE_V8HI_LDST): Likewise.
16759 (ARM_HAVE_V2SI_LDST, ARM_HAVE_V4SI_LDST, ARM_HAVE_V4HF_LDST): Likewise.
16760 (ARM_HAVE_V8HF_LDST, ARM_HAVE_V4BF_LDST, ARM_HAVE_V8BF_LDST): Likewise.
16761 (ARM_HAVE_V2SF_LDST, ARM_HAVE_V4SF_LDST, ARM_HAVE_DI_LDST): Likewise.
16762 (ARM_HAVE_V2DI_LDST): Likewise.
16763 * config/arm/mve.md (*movmisalign<mode>_mve_store): New pattern.
16764 (*movmisalign<mode>_mve_load): New pattern.
16765 * config/arm/neon.md (movmisalign<mode>): Move to ...
16766 * config/arm/vec-common.md: ... here.
16768 2021-01-12 Vladimir N. Makarov <vmakarov@redhat.com>
16771 * lra-eliminations.c (eliminate_regs_in_insn): Add transformation
16772 of pattern 'plus (plus (hard reg, const), pseudo)'.
16774 2021-01-12 Richard Biener <rguenther@suse.de>
16776 PR tree-optimization/98550
16777 * tree-vect-slp.c (vect_record_max_nunits): Check whether
16778 the group size is a multiple of the vector element count.
16779 (vect_build_slp_tree_1): When we need to fail because
16780 the vector type choosen causes unrolling do so lazily
16781 without affecting matches only at the end to guide group splitting.
16783 2021-01-12 Martin Liska <mliska@suse.cz>
16786 * optc-save-gen.awk: Compare also n_target_save vars with
16789 2021-01-12 Martin Liska <mliska@suse.cz>
16791 * gcov.c (source_info::debug): New.
16792 (print_usage): Add --debug (-D) option.
16793 (process_args): Likewise.
16794 (generate_results): Call src->debug after
16795 accumulate_line_counts.
16796 (read_graph_file): Properly assign id for EXIT_BLOCK.
16797 * profile.c (branch_prob): Dump function body before it is
16800 2021-01-12 Jakub Jelinek <jakub@redhat.com>
16802 PR tree-optimization/98629
16803 * tree-ssa-math-opts.c (arith_overflow_check_p): Don't update use_stmt
16804 unless returning non-zero.
16806 2021-01-12 Jakub Jelinek <jakub@redhat.com>
16808 PR tree-optimization/95731
16809 * tree-ssa-reassoc.c (optimize_range_tests_cmp_bitwise): Also optimize
16810 x < 0 && y < 0 && z < 0 into (x | y | z) < 0 for signed x, y, z.
16811 (optimize_range_tests): Call optimize_range_tests_cmp_bitwise
16812 only after optimize_range_tests_var_bound.
16814 2021-01-12 Jakub Jelinek <jakub@redhat.com>
16816 * configure.ac: Ensure c/Make-lang.in comes first in @all_lang_makefrags@.
16817 * configure: Regenerated.
16819 2021-01-12 liuhongt <hongtao.liu@intel.com>
16822 * config/i386/i386-builtins.h (BUILTIN_DESC_SWAP_OPERANDS):
16824 * config/i386/i386-expand.c (ix86_expand_sse_comi): Delete
16827 2021-01-12 Alexandre Oliva <oliva@adacore.com>
16829 * ssa-iterators.h (end_imm_use_stmt_traverse): Forward
16831 (auto_end_imm_use_stmt_traverse): New struct.
16832 (FOR_EACH_IMM_USE_STMT): Use it.
16833 (BREAK_FROM_IMM_USE_STMT, RETURN_FROM_IMM_USE_STMT): Remove,
16835 * gimple-ssa-strength-reduction.c: ... here, ...
16836 * graphite-scop-detection.c: ... here, ...
16837 * ipa-modref.c, ipa-pure-const.c, ipa-sra.c: ... here, ...
16838 * tree-predcom.c, tree-ssa-ccp.c: ... here, ...
16839 * tree-ssa-dce.c, tree-ssa-dse.c: ... here, ...
16840 * tree-ssa-loop-ivopts.c, tree-ssa-math-opts.c: ... here, ...
16841 * tree-ssa-phiprop.c, tree-ssa.c: ... here, ...
16842 * tree-vect-slp.c: ... and here, ...
16843 * doc/tree-ssa.texi: ... and the example here.
16845 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
16847 * config/aarch64/aarch64-sve.md (sdiv_pow2<mode>3): Extend from
16848 SVE_FULL_I to SVE_I. Generate an UNSPEC_PRED_X.
16849 (*sdiv_pow2<mode>3): New pattern.
16850 (@cond_<sve_int_op><mode>): Extend from SVE_FULL_I to SVE_I.
16851 Wrap the ASRD in an UNSPEC_PRED_X.
16852 (*cond_<sve_int_op><mode>_2): Likewise. Replace the UNSPEC_PRED_X
16853 predicate with a constant PTRUE, if it isn't already.
16854 (*cond_<sve_int_op><mode>_z): Replace with...
16855 (*cond_<sve_int_op><mode>_any): ...this new pattern.
16857 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
16859 * config/aarch64/aarch64-sve.md (*cond_bic<mode>_2): Extend from
16860 SVE_FULL_I to SVE_I.
16861 (*cond_bic<mode>_any): Likewise.
16863 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
16865 * config/aarch64/aarch64-sve.md (<su>mul<mode>3_highpart)
16866 (@aarch64_pred_<MUL_HIGHPART:optab><mode>): Extend from SVE_FULL_I
16869 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
16871 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): Extend from
16872 SVE_FULL_I to SVE_I.
16873 (*aarch64_cond_<su>abd<mode>_2): Likewise.
16874 (*aarch64_cond_<su>abd<mode>_any): Likewise.
16875 (@aarch64_pred_<su>abd<mode>): Likewise. Use UNSPEC_PRED_X
16876 for the max and min but not for the minus.
16877 (*aarch64_cond_<su>abd<mode>_3): New pattern.
16879 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
16881 * config/aarch64/iterators.md (SVE_24I): New iterator.
16882 * config/aarch64/aarch64-sve.md (*aarch64_adr<mode>_shift): Extend from
16883 SVE_FULL_SDI to SVE_24I. Use containers rather than elements.
16885 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
16887 * config/aarch64/aarch64-sve.md (@cond_<SVE_INT_BINARY:optab><mode>)
16888 (*cond_<SVE_INT_BINARY:optab><mode>_2): Extend from SVE_FULL_I
16890 (*cond_<SVE_INT_BINARY:optab><mode>_3): Likewise.
16891 (*cond_<SVE_INT_BINARY:optab><mode>_any): Likewise.
16892 (*cond_<SVE_INT_BINARY:optab><mode>_2_const): Likewise.
16893 (*cond_<SVE_INT_BINARY:optab><mode>_any_const): Likewise.
16895 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
16897 * config/aarch64/aarch64-sve.md (<SVE_INT_BINARY_IMM:optab><mode>3)
16898 (@aarch64_pred_<SVE_INT_BINARY_IMM:optab><mode>)
16899 (*post_ra_<SVE_INT_BINARY_IMM:optab><mode>3): Extend from SVE_FULL_I
16902 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
16904 * config/aarch64/aarch64-sve.md (<ASHIFT:optab><mode>3)
16905 (v<ASHIFT:optab><mode>3, @aarch64_pred_<optab><mode>)
16906 (*post_ra_v<ASHIFT:optab><mode>3): Extend from SVE_FULL_I to SVE_I.
16908 2021-01-11 Martin Liska <mliska@suse.cz>
16911 * symtab-clones.h (clone_info::release): Release
16912 symtab::m_clones with ggc_delete as it's a GGC memory.
16914 2021-01-11 Matthias Klose <doko@ubuntu.com>
16916 * Makefile.in (LINK_PROGRESS): Show the link target.
16918 2021-01-11 Richard Biener <rguenther@suse.de>
16920 PR tree-optimization/91403
16921 * tree-vect-data-refs.c (vect_analyze_group_access_1): Cap
16922 single-element interleaving group size at 4096 elements.
16924 2021-01-11 Richard Biener <rguenther@suse.de>
16926 PR tree-optimization/98526
16927 * tree-vect-loop.c (vect_model_reduction_cost): Remove costing
16928 of the actual reduction op for the regular case.
16929 (vectorizable_reduction): Cost the stmts
16930 vect_transform_reduction produces here.
16932 2021-01-11 Andreas Krebbel <krebbel@linux.ibm.com>
16934 * tree-ssa-forwprop.c (simplify_vector_constructor): For
16935 big-endian, use UNPACK[_FLOAT]_HI.
16937 2021-01-11 Tamar Christina <tamar.christina@arm.com>
16939 * tree-vect-slp-patterns.c (class complex_pattern,
16940 class complex_add_pattern): Add parameters to matches.
16941 (complex_add_pattern::build): Free memory.
16942 (complex_add_pattern::matches): Move validation end of match.
16943 (complex_add_pattern::recognize): Likewise.
16945 2021-01-11 Tamar Christina <tamar.christina@arm.com>
16947 * tree-vect-slp-patterns.c (linear_loads_p): Fix externals.
16949 2021-01-11 Tamar Christina <tamar.christina@arm.com>
16951 * tree-vect-slp-patterns.c (is_linear_load_p): Fix ambiguity.
16953 2021-01-11 Jakub Jelinek <jakub@redhat.com>
16955 PR tree-optimization/95867
16956 * tree-ssa-math-opts.h: New header.
16957 * tree-ssa-math-opts.c: Include tree-ssa-math-opts.h.
16958 (powi_as_mults): No longer static. Use build_one_cst instead of
16959 build_real. Formatting fix.
16960 * tree-ssa-reassoc.c: Include tree-ssa-math-opts.h.
16961 (attempt_builtin_powi): Handle multiplication reassociation without
16962 powi_fndecl using powi_as_mults.
16963 (reassociate_bb): For integral types don't require
16964 -funsafe-math-optimizations to call attempt_builtin_powi.
16966 2021-01-11 Jakub Jelinek <jakub@redhat.com>
16968 PR tree-optimization/95852
16969 * tree-ssa-math-opts.c (maybe_optimize_guarding_check): Change
16970 mul_stmts parameter type to vec<gimple *> &. Before cond_stmt
16971 allow in the bb any of the stmts in that vector, div_stmt and
16972 up to 3 cast stmts.
16973 (arith_cast_equal_p): New function.
16974 (arith_overflow_check_p): Add cast_stmt argument, handle signed
16975 multiply overflow checks.
16976 (match_arith_overflow): Adjust caller. Handle signed multiply
16979 2021-01-11 Jakub Jelinek <jakub@redhat.com>
16981 PR tree-optimization/95852
16982 * tree-ssa-math-opts.c (maybe_optimize_guarding_check): New function.
16983 (uaddsub_overflow_check_p): Renamed to ...
16984 (arith_overflow_check_p): ... this. Handle also multiplication
16985 with overflow check.
16986 (match_uaddsub_overflow): Renamed to ...
16987 (match_arith_overflow): ... this. Add cfg_changed argument. Handle
16988 also multiplication with overflow check. Adjust function comment.
16989 (math_opts_dom_walker::after_dom_children): Adjust callers. Call
16990 match_arith_overflow also for MULT_EXPR.
16992 2021-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16994 * config/aarch64/arm_neon.h (vmovl_s8): Reimplement using
16995 __builtin_convertvector.
16996 (vmovl_s16): Likewise.
16997 (vmovl_s32): Likewise.
16998 (vmovl_u8): Likewise.
16999 (vmovl_u16): Likewise.
17000 (vmovl_u32): Likewise.
17001 (vmovn_s16): Likewise.
17002 (vmovn_s32): Likewise.
17003 (vmovn_s64): Likewise.
17004 (vmovn_u16): Likewise.
17005 (vmovn_u32): Likewise.
17006 (vmovn_u64): Likewise.
17008 2021-01-11 Martin Liska <mliska@suse.cz>
17010 * gimple-if-to-switch.cc (struct condition_info): Use auto_var.
17011 (if_chain::is_beneficial): Delete clusters
17012 (find_conditions): Make second argument of conditions_in_bbs a
17013 pointer so that we control over it's lifetime.
17014 (pass_if_to_switch::execute): Delete them.
17016 2021-01-11 Kewen Lin <linkw@linux.ibm.com>
17018 * ira.c (move_unallocated_pseudos): Check other_reg and skip if
17021 2021-01-09 Maciej W. Rozycki <macro@linux-mips.org>
17023 * config/vax/vax.md (cc): Remove mode attribute.
17024 (subst_<cc>, subst_f<cc>): Rename to...
17025 (subst_<mode>, subst_f<VAXccnz:mode>): ... these respectively.
17026 (*cbranch<VAXint:mode>4_<VAXcc:mode>): Update for `cc' removal.
17027 (*cbranch<VAXfp:mode>4_<VAXccnz:mode>): Likewise.
17028 (*branch_<mode>, *branch_<mode>_reversed): Likewise.
17030 2021-01-09 Maciej W. Rozycki <macro@linux-mips.org>
17032 * config/vax/vax.md (subst_f<cc>): Add mode to operands and
17033 `const_double_zero'.
17035 2021-01-09 Maciej W. Rozycki <macro@linux-mips.org>
17037 * config/pdp11/pdp11.md (PDPfp): New mode iterator.
17038 (fcc_cc, fcc_ccnz): Use it. Add mode to `const_double_zero' and
17041 2021-01-09 Maciej W. Rozycki <macro@linux-mips.org>
17043 * genemit.c (gen_exp) <CONST_DOUBLE>: Handle `const_double_zero'
17045 * read-rtl.c (rtx_reader::read_rtx_code): Handle machine mode
17046 with `const_double_zero'.
17047 * doc/rtl.texi (Constant Expression Types): Document it.
17049 2021-01-09 Jakub Jelinek <jakub@redhat.com>
17052 * tree-cfg.c (verify_gimple_assign_binary): Allow lhs of
17053 POINTER_DIFF_EXPR to be any integral type.
17055 2021-01-09 Jakub Jelinek <jakub@redhat.com>
17057 PR rtl-optimization/98603
17058 * function.c (instantiate_virtual_regs_in_insn): For asm goto
17059 with impossible constraints, drop all SETs, CLOBBERs, drop PARALLEL
17060 if any, set ASM_OPERANDS mode to VOIDmode and change
17061 ASM_OPERANDS_OUTPUT_CONSTRAINT and ASM_OPERANDS_OUTPUT_IDX.
17063 2021-01-09 Alexandre Oliva <oliva@gnu.org>
17066 * final.c (notice_source_line): Narrow down the condition to
17067 skip a line-0 marker.
17069 2021-01-08 Sergei Trofimovich <siarheit@google.com>
17071 * ipa-modref.c (merge_call_side_effects): Fix
17072 linebreak split by reordering two print calls.
17074 2021-01-08 Ilya Leoshkevich <iii@linux.ibm.com>
17076 * config/s390/vector.md (*tf_to_fprx2_0): Rename from
17077 "*mov_tf_to_fprx2_0" for consistency, fix constraint.
17078 (*tf_to_fprx2_1): Rename from "*mov_tf_to_fprx2_1" for
17079 consistency, fix constraint.
17081 2021-01-08 Ilya Leoshkevich <iii@linux.ibm.com>
17083 * config/s390/s390-c.c (s390_def_or_undef_macro): Accept
17084 callables instead of mask values.
17085 (struct target_flag_set_p): New predicate.
17086 (s390_cpu_cpp_builtins_internal): Define or undefine
17087 __LONG_DOUBLE_VX__ macro.
17089 2021-01-08 H.J. Lu <hjl.tools@gmail.com>
17092 * config/i386/i386.c (x86_function_profiler): Use R10 and R11
17093 to call mcount in large model with PIC for NO_PROFILE_COUNTERS
17096 2021-01-08 Richard Biener <rguenther@suse.de>
17098 * tree-ssa-sccvn.c (pass_fre::execute): Reset the SCEV hash table.
17100 2021-01-08 Richard Biener <rguenther@suse.de>
17102 * tree-vect-slp.c (scalar_stmts_to_slp_tree_map_t): Fix.
17103 (vect_build_slp_tree): On cache hit release the matched
17104 scalar stmts vector.
17105 * tree-vect-stmts.c (vectorizable_store): Properly free
17106 vec_oprnds before possibly gathering them again.
17108 2021-01-08 Richard Biener <rguenther@suse.de>
17110 PR tree-optimization/98544
17111 * tree-vect-slp.c (vect_optimize_slp): Always materialize
17112 permutes at a permute node.
17114 2021-01-08 H.J. Lu <hjl.tools@gmail.com>
17117 * config/i386/i386.c (x86_function_profiler): Use R10 to call
17118 mcount in large model. Sorry for large model with PIC.
17120 2021-01-08 Jakub Jelinek <jakub@redhat.com>
17123 * config/i386/i386.opt (ix86_cmodel, ix86_incoming_stack_boundary_arg,
17124 ix86_pmode, ix86_preferred_stack_boundary_arg, ix86_regparm,
17125 ix86_veclibabi_type): Remove x_ prefix, use TargetVariable instead of
17126 TargetSave and initialize for variables with enum types.
17127 (mfentry, mstack-protector-guard-reg=, mstack-protector-guard-offset=,
17128 mstack-protector-guard-symbol=): Add Save.
17129 * config/i386/i386-options.c (ix86_function_specific_save,
17130 ix86_function_specific_restore): Don't save or restore x_ix86_cmodel,
17131 x_ix86_incoming_stack_boundary_arg, x_ix86_pmode,
17132 x_ix86_preferred_stack_boundary_arg, x_ix86_regparm,
17133 x_ix86_veclibabi_type.
17135 2021-01-08 Richard Sandiford <richard.sandiford@arm.com>
17137 * config/aarch64/aarch64-sve.md (*cnot<mode>): Extend from
17138 SVE_FULL_I to SVE_I.
17139 (*cond_cnot<mode>_2, *cond_cnot<mode>_any): Likewise.
17141 2021-01-08 Richard Sandiford <richard.sandiford@arm.com>
17143 * config/aarch64/aarch64-sve.md (*cond_uxt<mode>_2): Extend from
17144 SVE_FULL_I to SVE_I.
17145 (*cond_uxt<mode>_any): Likewise.
17147 2021-01-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17149 * config/aarch64/iterators.md (Vwhalf): New iterator.
17150 * config/aarch64/aarch64-simd.md (aarch64_<sur>adalp<mode>_3):
17152 (aarch64_<sur>adalp<mode>): ... This. Make more
17154 (<sur>sadv16qi): Adjust callsite of the above.
17155 * config/aarch64/aarch64-simd-builtins.def (sadalp, uadalp): New
17157 * config/aarch64/arm_neon.h (vpadal_s8): Reimplement using
17159 (vpadal_s16): Likewise.
17160 (vpadal_u8): Likewise.
17161 (vpadal_u16): Likewise.
17162 (vpadalq_s8): Likewise.
17163 (vpadalq_s16): Likewise.
17164 (vpadalq_s32): Likewise.
17165 (vpadalq_u8): Likewise.
17166 (vpadalq_u16): Likewise.
17167 (vpadalq_u32): Likewise.
17169 2021-01-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17171 * config/aarch64/aarch64-simd.md (aarch64_<su>abd<mode>_3):
17173 (aarch64_<su>abd<mode>): ... This.
17174 (<sur>sadv16qi): Adjust callsite of the above.
17175 * config/aarch64/aarch64-simd-builtins.def (sabd, uabd): Define
17177 * config/aarch64/arm_neon.h (vabd_s8): Reimplement using
17179 (vabd_s16): Likewise.
17180 (vabd_s32): Likewise.
17181 (vabd_u8): Likewise.
17182 (vabd_u16): Likewise.
17183 (vabd_u32): Likewise.
17184 (vabdq_s8): Likewise.
17185 (vabdq_s16): Likewise.
17186 (vabdq_s32): Likewise.
17187 (vabdq_u8): Likewise.
17188 (vabdq_u16): Likewise.
17189 (vabdq_u32): Likewise.
17191 2021-01-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17193 * config/aarch64/aarch64-simd-builtins.def (saba, uaba): Define
17195 * config/aarch64/arm_neon.h (vaba_s8): Implement using builtin.
17196 (vaba_s16): Likewise.
17197 (vaba_s32): Likewise.
17198 (vaba_u8): Likewise.
17199 (vaba_u16): Likewise.
17200 (vaba_u32): Likewise.
17201 (vabaq_s8): Likewise.
17202 (vabaq_s16): Likewise.
17203 (vabaq_s32): Likewise.
17204 (vabaq_u8): Likewise.
17205 (vabaq_u16): Likewise.
17206 (vabaq_u32): Likewise.
17208 2021-01-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17210 * config/aarch64/aarch64-simd.md (aba<mode>_3): Rename to...
17211 (aarch64_<su>aba<mode>): ... This. Handle uaba as well.
17212 Change RTL pattern to match.
17214 2021-01-08 Kito Cheng <kito.cheng@sifive.com>
17216 * common/config/riscv/riscv-common.c (riscv_current_subset_list): New.
17217 * config/riscv/riscv-c.c (riscv-subset.h): New.
17218 (INCLUDE_STRING): Define.
17219 (riscv_cpu_cpp_builtins): Add new style architecture extension
17221 * config/riscv/riscv-subset.h (riscv_subset_list::begin): New.
17222 (riscv_subset_list::end): New.
17223 (riscv_current_subset_list): New.
17225 2021-01-08 Kito Cheng <kito.cheng@sifive.com>
17227 * common/config/riscv/riscv-common.c (RISCV_DONT_CARE_VERSION):
17228 Move to riscv-subset.h.
17229 (struct riscv_subset_t): Ditto.
17230 (class riscv_subset_list): Ditto.
17231 * config/riscv/riscv-subset.h (RISCV_DONT_CARE_VERSION): Move
17232 from riscv-common.c.
17233 (struct riscv_subset_t): Ditto.
17234 (class riscv_subset_list): Ditto.
17235 * config/riscv/t-riscv ($(common_out_file)): Add file
17238 2021-01-07 Jakub Jelinek <jakub@redhat.com>
17241 * config/i386/i386.md (*bmi_blsi_<mode>_cmp, *bmi_blsi_<mode>_ccno):
17242 New define_insn patterns.
17244 2021-01-07 Richard Sandiford <richard.sandiford@arm.com>
17246 * config/aarch64/aarch64-sve.md (@cond_<SVE_INT_UNARY:optab><mode>)
17247 (*cond_<SVE_INT_UNARY:optab><mode>_2): Extend from SVE_FULL_I to SVE_I.
17248 (*cond_<SVE_INT_UNARY:optab><mode>_any): Likewise.
17250 2021-01-07 Richard Sandiford <richard.sandiford@arm.com>
17252 PR tree-optimization/98560
17253 * internal-fn.def (IFN_VCONDU, IFN_VCONDEQ): Use type vec_cond.
17254 * internal-fn.c (vec_cond_mask_direct): Get the data mode from
17256 (vec_cond_direct): Likewise argument 2.
17257 (vec_condu_direct, vec_condeq_direct): Delete.
17258 (expand_vect_cond_optab_fn): Rename to...
17259 (expand_vec_cond_optab_fn): ...this, replacing old macro.
17260 (expand_vec_condu_optab_fn, expand_vec_condeq_optab_fn): Delete.
17261 (expand_vect_cond_mask_optab_fn): Rename to...
17262 (expand_vec_cond_mask_optab_fn): ...this, replacing old macro.
17263 (direct_vec_cond_mask_optab_supported_p): Treat the optab as a
17265 (direct_vec_cond_optab_supported_p): Likewise.
17266 (direct_vec_condu_optab_supported_p): Delete.
17267 (direct_vec_condeq_optab_supported_p): Delete.
17268 * gimple-isel.cc: Include internal-fn.h.
17269 (gimple_expand_vec_cond_expr): Check that IFN_VCONDEQ is supported
17272 2021-01-07 Richard Sandiford <richard.sandiford@arm.com>
17274 PR tree-optimization/98560
17275 * gimple-isel.cc (gimple_expand_vec_cond_expr): If we fail to use
17276 IFN_VCOND{,U,EQ}, fall back on IFN_VCOND_MASK.
17278 2021-01-07 Uroš Bizjak <ubizjak@gmail.com>
17280 * config/i386/i386.md (insn): Merge from plusminus_insn, shift_insn,
17281 rotate_insn and optab code attributes.
17282 Update all uses to merged code attribute.
17283 * config/i386/sse.md: Update all uses to merged code attribute.
17284 * config/i386/mmx.md: Update all uses to merged code attribute.
17286 2021-01-07 Jakub Jelinek <jakub@redhat.com>
17288 PR tree-optimization/98568
17289 * gimple-ssa-store-merging.c (bswap_view_convert): New function.
17290 (bswap_replace): Use it.
17292 2021-01-06 Vladimir N. Makarov <vmakarov@redhat.com>
17294 PR rtl-optimization/97978
17295 * lra-int.h (lra_hard_reg_split_p): New external.
17296 * lra.c (lra_hard_reg_split_p): New global.
17297 (lra): Set up lra_hard_reg_split_p after splitting a hard reg.
17298 * lra-assigns.c (lra_assign): Don't check allocation correctness
17299 after hard reg splitting.
17301 2021-01-06 Martin Sebor <msebor@redhat.com>
17304 * builtins.c (new_delete_mismatch_p): New overload.
17305 (new_delete_mismatch_p (tree, tree)): Call it.
17307 2021-01-06 Alexandre Oliva <oliva@adacore.com>
17309 * Makefile.in (T_GLIMITS_H): New.
17310 (stmp-int-hdrs): Depend on it, use it.
17311 * config/t-vxworks (T_GLIMITS_H): Override it.
17312 (vxw-glimits.h): New.
17314 2021-01-06 Richard Biener <rguenther@suse.de>
17316 PR tree-optimization/98513
17317 * value-range.cc (intersect_ranges): Compare the upper bounds
17318 for the expected relation.
17320 2021-01-06 Gerald Pfeifer <gerald@pfeifer.com>
17323 2020-12-28 Gerald Pfeifer <gerald@pfeifer.com>
17325 * doc/standards.texi (HSAIL): Remove section.
17327 2021-01-05 Samuel Thibault <samuel.thibault@ens-lyon.org>
17329 * configure: Re-generate.
17331 2021-01-05 Jakub Jelinek <jakub@redhat.com>
17333 * doc/invoke.texi (-std=c++20): Adjust for the publication of
17334 ISO 14882:2020 standard.
17335 * doc/standards.texi: Likewise.
17337 2021-01-05 Jakub Jelinek <jakub@redhat.com>
17339 PR tree-optimization/94802
17340 * expr.h (maybe_optimize_sub_cmp_0): Declare.
17341 * expr.c: Include tree-pretty-print.h and flags.h.
17342 (maybe_optimize_sub_cmp_0): New function.
17343 (do_store_flag): Use it.
17344 * cfgexpand.c (expand_gimple_cond): Likewise.
17346 2021-01-05 Richard Sandiford <richard.sandiford@arm.com>
17348 * mux-utils.h (pointer_mux::m_ptr): Tweak description of contents.
17349 * rtlanal.c (simple_regno_set): Tweak description to clarify the
17352 2021-01-05 Richard Biener <rguenther@suse.de>
17354 PR tree-optimization/98516
17355 * tree-vect-slp.c (vect_optimize_slp): Permute the incoming
17356 lanes when materializing on a VEC_PERM node.
17357 (vectorizable_slp_permutation): Dump the permute properly.
17359 2021-01-05 Richard Biener <rguenther@suse.de>
17361 * tree-vect-slp.c (vect_slp_region): Move debug counter
17362 to cover individual subgraphs.
17364 2021-01-05 Richard Biener <rguenther@suse.de>
17366 PR tree-optimization/98428
17367 * tree-vect-slp.c (vect_build_slp_tree_1): Properly reject
17368 vector lane extracts for loop vectorization.
17370 2021-01-05 Jakub Jelinek <jakub@redhat.com>
17372 PR tree-optimization/98514
17373 * tree-ssa-reassoc.c (bb_rank): Change type from long * to
17375 (operand_rank): Change type from hash_map<tree, long> to
17376 hash_map<tree, int64_t>.
17377 (phi_rank): Change return type from long to int64_t.
17378 (loop_carried_phi): Change block_rank variable type from long to
17380 (propagate_rank): Change return type, rank parameter type and
17381 op_rank variable type from long to int64_t.
17382 (find_operand_rank): Change return type from long to int64_t
17383 and change slot variable type from long * to int64_t *.
17384 (insert_operand_rank): Change rank parameter type from long to
17386 (get_rank): Change return type and rank variable type from long to
17387 int64_t. Use PRId64 instead of ld to print the rank.
17388 (init_reassoc): Change rank variable type from long to int64_t
17389 and adjust correspondingly bb_rank and operand_rank initialization.
17391 2021-01-05 Jakub Jelinek <jakub@redhat.com>
17393 PR tree-optimization/96928
17394 * tree-ssa-phiopt.c (xor_replacement): New function.
17395 (tree_ssa_phiopt_worker): Call it.
17397 2021-01-05 Jakub Jelinek <jakub@redhat.com>
17399 PR tree-optimization/96930
17400 * match.pd ((A / (1 << B)) -> (A >> B)): If A is extended
17401 from narrower value which has the same type as 1 << B, perform
17402 the right shift on the narrower value followed by extension.
17404 2021-01-05 Jakub Jelinek <jakub@redhat.com>
17406 PR tree-optimization/96239
17407 * gimple-ssa-store-merging.c (maybe_optimize_vector_constructor): New
17409 (get_status_for_store_merging): Don't return BB_INVALID for blocks
17410 with potential bswap optimizable CONSTRUCTORs.
17411 (pass_store_merging::execute): Optimize vector CONSTRUCTORs with bswap
17414 2021-01-05 Richard Biener <rguenther@suse.de>
17416 PR tree-optimization/98381
17417 * tree.c (vector_element_bits): Properly compute bool vector
17419 * tree-vect-loop.c (vectorizable_live_operation): Properly
17420 compute the last lane bit offset.
17422 2021-01-05 Uroš Bizjak <ubizjak@gmail.com>
17425 * config/i386/sse.md (sse_cvtps2pi): Redefine as define_insn_and_split.
17426 Clear the top 64 bytes of the input XMM register.
17427 (sse_cvttps2pi): Ditto.
17429 2021-01-05 Uroš Bizjak <ubizjak@gmail.com>
17432 * config/i386/xopintrin.h (_mm256_cmov_si256): New.
17434 2021-01-05 H.J. Lu <hjl.tools@gmail.com>
17437 * config/i386/xmmintrin.h (_mm_extract_pi16): Cast to unsigned
17440 2021-01-05 Claudiu Zissulescu <claziss@synopsys.com>
17442 * config/arc/arc.md (maddsidi4_split): Use ACC_REG_FIRST.
17443 (umaddsidi4_split): Likewise.
17445 2021-01-05 liuhongt <hongtao.liu@intel.com>
17448 * config/i386/sse.md (*sse2_pmovskb_zexthisi): New
17449 define_insn_and_split for zero_extend of subreg HI of pmovskb
17451 (*sse2_pmovskb_zexthisi): Add new combine splitters for
17452 zero_extend of not of subreg HI of pmovskb result.
17454 2021-01-05 Richard Sandiford <richard.sandiford@arm.com>
17457 * explow.c (convert_memory_address_addr_space_1): Handle UNSPECs
17459 * config/aarch64/aarch64.c (aarch64_expand_mov_immediate): Use
17460 convert_memory_address to convert symbolic immediates to ptr_mode
17461 before forcing them to memory.
17463 2021-01-05 Richard Sandiford <richard.sandiford@arm.com>
17465 PR rtl-optimization/97144
17466 * recog.c (constrain_operands): Initialize matching_operand
17467 for each alternative, rather than only doing it once.
17469 2021-01-05 Richard Sandiford <richard.sandiford@arm.com>
17471 PR rtl-optimization/98403
17472 * rtl-ssa/changes.cc (function_info::finalize_new_accesses): Explain
17473 why we don't remove call clobbers.
17474 (function_info::apply_changes_to_insn): Don't attempt to add
17475 call clobbers here.
17477 2021-01-05 Richard Sandiford <richard.sandiford@arm.com>
17479 PR tree-optimization/98371
17480 * tree-vect-loop.c (vect_reanalyze_as_main_loop): New function.
17481 (vect_analyze_loop): If an epilogue loop appears to be cheaper
17482 than the main loop, re-analyze it as a main loop before adopting
17485 2021-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17488 * configure.ac (NETLIBS): Determine using AX_LIB_SOCKET_NSL.
17489 * aclocal.m4, configure: Regenerate.
17490 * Makefile.in (NETLIBS): Define.
17491 (BACKEND): Remove $(CODYLIB).
17493 2021-01-05 Jakub Jelinek <jakub@redhat.com>
17495 PR rtl-optimization/98334
17496 * simplify-rtx.c (simplify_context::simplify_binary_operation_1):
17497 Optimize (X - 1) * Y + Y to X * Y or (X + 1) * Y - Y to X * Y.
17499 2021-01-05 Bernd Edlinger <bernd.edlinger@hotmail.de>
17501 * tree-inline.c (expand_call_inline): Restore input_location.
17502 Return result from recursive call.
17504 2021-01-04 Richard Sandiford <richard.sandiford@arm.com>
17506 PR tree-optimization/95401
17507 * config/aarch64/aarch64-sve-builtins.cc
17508 (gimple_folder::load_store_cookie): Use bits rather than bytes
17509 for the alignment argument to IFN_MASK_LOAD and IFN_MASK_STORE.
17510 * gimple-fold.c (gimple_fold_mask_load_store_mem_ref): Likewise.
17511 * tree-vect-stmts.c (vectorizable_store): Likewise.
17512 (vectorizable_load): Likewise.
17514 2021-01-04 Richard Biener <rguenther@suse.de>
17516 PR tree-optimization/98308
17517 * tree-vect-stmts.c (vectorizable_load): Set invariant mask
17520 2021-01-04 Jakub Jelinek <jakub@redhat.com>
17522 PR tree-optimization/95771
17523 * tree-ssa-loop-niter.c (number_of_iterations_popcount): Handle types
17524 with precision smaller than int's precision and types with precision
17525 twice as large as long long. Formatting fixes.
17527 2021-01-04 Richard Biener <rguenther@suse.de>
17529 PR tree-optimization/98464
17530 * tree-ssa-sccvn.c (vn_valueize_for_srt): Rename from ...
17531 (vn_valueize_wrapper): ... this. Temporarily adjust vn_context_bb.
17532 (process_bb): Adjust.
17534 2021-01-04 Matthew Malcomson <matthew.malcomson@arm.com>
17537 * doc/invoke.texi (-fsanitize=address): Fix wording describing
17538 clash with -fsanitize=hwaddress.
17540 2021-01-04 Richard Biener <rguenther@suse.de>
17542 PR tree-optimization/98282
17543 * tree-ssa-sccvn.c (vn_get_stmt_kind): Classify tcc_reference on
17544 invariants as VN_NARY.
17546 2021-01-04 Richard Sandiford <richard.sandiford@arm.com>
17549 * config/aarch64/aarch64-simd.md (aarch64_combine<mode>): Accept
17550 aarch64_simd_reg_or_zero for operand 2. Use the combinez patterns
17551 to handle zero operands.
17553 2021-01-04 Richard Sandiford <richard.sandiford@arm.com>
17555 * config/aarch64/aarch64.c (offset_6bit_signed_scaled_p): New function.
17556 (offset_6bit_unsigned_scaled_p): Fix typo in comment.
17557 (aarch64_sve_prefetch_operand_p): Accept MUL VLs in the range
17560 2021-01-04 Richard Biener <rguenther@suse.de>
17562 PR tree-optimization/98393
17563 * tree-vect-slp.c (vect_build_slp_tree): Properly zero matches
17564 when hitting the limit.
17566 2021-01-04 Richard Biener <rguenther@suse.de>
17568 PR tree-optimization/98291
17569 * tree-vect-loop.c (vectorizable_reduction): Bypass
17570 associativity check for SLP reductions with VF 1.
17572 2021-01-04 Jakub Jelinek <jakub@redhat.com>
17574 PR tree-optimization/96782
17575 * match.pd (x == ~x -> false, x != ~x -> true): New simplifications.
17577 2021-01-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
17579 * collect-utils.c (collect_execute): Check dumppfx.
17580 * collect2.c (maybe_run_lto_and_relink, do_link): Pass atsuffix
17581 to collect_execute.
17582 (do_link): Add new parameter atsuffix.
17583 (main): Handle -dumpdir option. Skip one argument for
17584 -o, -isystem and -B options.
17585 * gcc.c (make_at_file): New helper function.
17586 (close_at_file): Use it.
17588 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
17590 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): Adjust.
17591 Amend handling for LD64_VERSION fallback defaults.
17593 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
17595 * config.gcc: Compute default version information
17596 from the configured target. Likewise defaults for
17598 * config/darwin10.h: Removed.
17599 * config/darwin12.h: Removed.
17600 * config/darwin9.h: Removed.
17601 * config/rs6000/darwin8.h: Removed.
17603 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
17605 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
17607 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
17609 * config/darwin9.h (STACK_CHECK_STATIC_BUILTIN): Move from here..
17610 * config/darwin.h (STACK_CHECK_STATIC_BUILTIN): .. to here.
17612 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
17614 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Move from
17616 * config/darwin.h (LINK_GCC_C_SEQUENCE_SPEC): ... to here.
17618 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
17620 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Move the spec
17621 for the Darwin10 unwinder stub from here ...
17622 * config/darwin.h (LINK_COMMAND_SPEC_A): ... to here.
17624 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
17626 * config/darwin.h (DSYMUTIL_SPEC): Default to DWARF
17627 (ASM_DEBUG_SPEC):Only define if the assembler supports
17629 (PREFERRED_DEBUGGING_TYPE): Default to DWARF.
17630 (DARWIN_PREFER_DWARF): Define.
17631 * config/darwin9.h (PREFERRED_DEBUGGING_TYPE): Remove.
17632 (DARWIN_PREFER_DWARF): Likewise
17633 (DSYMUTIL_SPEC): Likewise.
17634 (COLLECT_RUN_DSYMUTIL): Likewise.
17635 (ASM_DEBUG_SPEC): Likewise.
17636 (ASM_DEBUG_OPTION_SPEC): Likewise.
17638 2021-01-02 Jan Hubicka <jh@suse.cz>
17640 * cfg.c (free_block): ggc_free bb.
17642 2021-01-01 Jakub Jelinek <jakub@redhat.com>
17644 * gcc.c (process_command): Update copyright notice dates.
17645 * gcov-dump.c (print_version): Ditto.
17646 * gcov.c (print_version): Ditto.
17647 * gcov-tool.c (print_version): Ditto.
17648 * gengtype.c (create_file): Ditto.
17649 * doc/cpp.texi: Bump @copying's copyright year.
17650 * doc/cppinternals.texi: Ditto.
17651 * doc/gcc.texi: Ditto.
17652 * doc/gccint.texi: Ditto.
17653 * doc/gcov.texi: Ditto.
17654 * doc/install.texi: Ditto.
17655 * doc/invoke.texi: Ditto.
17657 2021-01-01 Jakub Jelinek <jakub@redhat.com>
17659 * ChangeLog-2020: Rotate ChangeLog. New file.
17662 Copyright (C) 2021 Free Software Foundation, Inc.
17664 Copying and distribution of this file, with or without modification,
17665 are permitted in any medium without royalty provided the copyright
17666 notice and this notice are preserved.