1 2021-12-20 Uroš Bizjak <ubizjak@gmail.com>
4 * config/i386/sse.md (<sse2p4_1>_pinsr<ssemodesuffix>): Add
5 earlyclobber to (x,x,x,i) alternative.
6 (<sse2p4_1>_pinsr<ssemodesuffix> peephole2): Remove.
7 (<sse2p4_1>_pinsr<ssemodesuffix> splitter): Use output
8 operand as a temporary register. Split after reload_completed.
10 2021-12-20 Roger Sayle <roger@nextmovesoftware.com>
11 Uroš Bizjak <ubizjak@gmail.com>
13 * config/i386/i386.md (any_mul_highpart): New code iterator.
14 (sgnprefix, s): Add attribute support for [su]mul_highpart.
15 (<s>mul<mode>3_highpart): Delete expander.
16 (<s>mul<mode>3_highpart, <s>mulsi32_highpart_zext):
17 New define_insn patterns.
18 (define_peephole2): Tweak the register allocation for the above
19 instructions after reload.
21 2021-12-20 Joel Sherrill <joel@rtems.org>
23 * config.gcc: Obsolete m32c-*-rtems* target.
25 2021-12-20 Martin Liska <mliska@suse.cz>
27 * opts.c (default_options_optimization): Support -Oz in -Ox option hints.
29 2021-12-20 Jan Hubicka <hubicka@ucw.cz>
32 * ipa-modref.c (modref_eaf_analysis::analyze_ssa_name): Add deferred
34 (modref_eaf_analysis::propagate): Use it.
36 2021-12-20 liuhongt <hongtao.liu@intel.com>
39 * config/i386/sse.md (*bit_and_float_vector_all_ones): New
42 2021-12-19 Jan Hubicka <hubicka@ucw.cz>
45 * ipa-modref.c (modref_merge_call_site_flags): Fix early exit condition
47 2021-12-19 Patrick Palka <ppalka@redhat.com>
49 * print-tree.c (print_node) <case tcc_declaration>: Dump
52 2021-12-19 Andrew Pinski <apinski@marvell.com>
54 * tree-ssa-phiopt.c (gimple_simplify_phiopt): Annotate the
55 new sequence with the location of the conditional statement.
57 2021-12-18 Roger Sayle <roger@nextmovesoftware.com>
58 Uroš Bizjak <ubizjak@gmail.com>
61 * config/i386/i386.md (any_or_plus): New code iterator.
62 (define_split): Split (HI<<32)|zext(LO) into piece-wise
63 move instructions on !TARGET_64BIT.
64 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4):
65 Restrict to TARGET_64BIT.
67 2021-12-18 Roger Sayle <roger@nextmovesoftware.com>
70 * common.opt (Oz): New command line option.
71 * doc/invoke.texi: Document the new -Oz option.
72 * lto-wrapper.c (merge_and_complain, append_compiler_options):
73 Treat OPT_Oz as synonymous with OPT_Os.
74 * optc-save-gen.awk: Increase maximum value of optimize_size to 2.
75 * opts.c (default_options_optimization) [OPT_Oz]: Handle OPT_Oz
76 just like OPT_Os, except set opt->x_optimize_size to 2.
77 (common_handle_option): Skip OPT_Oz just like OPT_Os.
78 * config/i386/i386.md (*movdi_internal): Use a push/pop sequence
79 for suitable SImode TYPE_IMOV moves when optimize_size > 1.
80 (*movsi_internal): Likewise.
82 2021-12-18 Siddhesh Poyarekar <siddhesh@gotplt.org>
84 PR tree-optimization/103759
85 * tree-object-size.c (unknown, initval): Remove functions.
86 (size_unknown, size_initval, size_unknown_p): Operate directly
89 2021-12-18 François-Xavier Coudert <fxcoudert@gcc.gnu.org>
91 * config/darwin-driver.c: Make version code more future-proof.
92 * config.gcc: Homogeneize darwin versions.
93 * configure.ac: Homogeneize darwin versions.
94 * configure: Regenerate.
96 2021-12-17 Marek Polacek <polacek@redhat.com>
99 * attribs.c (handle_ignored_attributes_option): Create the fake
100 attribute with max_length == -2.
101 (attribute_ignored_p): New overloads.
102 * attribs.h (attribute_ignored_p): Declare them.
103 * tree-core.h (struct attribute_spec): Document that max_length
106 2021-12-17 Segher Boessenkool <segher@kernel.crashing.org>
109 * config/rs6000/rs6000-builtins.def (__builtin_darn): Expand to
110 darn_64_di. Add {32bit} attribute. Return long.
111 (__builtin_darn_32): Expand to darn_32_di. Add {32bit} attribute.
113 (__builtin_darn_raw): Expand to darn_raw_di. Add {32bit} attribute.
115 * config/rs6000/rs6000-call.c (rs6000_expand_builtin): Expand the darn
116 builtins to the _si variants for -m32.
117 * config/rs6000/rs6000.md (UNSPECV_DARN_32, UNSPECV_DARN_RAW): Delete.
118 (UNSPECV_DARN): Update comment.
119 (darn_32, darn_raw, darn): Delete.
120 (darn_32_<mode>, darn_64_<mode>, darn_raw_<mode> for GPR): New.
121 (@darn<mode> for GPR): New.
123 2021-12-17 Bill Schmidt <wschmidt@linux.ibm.com>
125 * config/rs6000/rs6000-overload.def (__builtin_vec_promote): Add second
128 2021-12-17 Richard Sandiford <richard.sandiford@arm.com>
130 PR tree-optimization/103744
131 * tree-vect-stmts.c (vectorizable_load): Handle multi-vector
134 2021-12-17 Martin Liska <mliska@suse.cz>
136 * doc/invoke.texi: Rename to -fstack-protector.
138 2021-12-17 Martin Liska <mliska@suse.cz>
140 * doc/invoke.texi: Fix spelling issues.
142 2021-12-17 Tamar Christina <tamar.christina@arm.com>
144 PR tree-optimization/103741
145 * tree-vect-stmts.c (vectorizable_operation): Check for boolean.
147 2021-12-17 Iain Sandoe <iain@sandoe.co.uk>
149 * config/darwin-driver.c (darwin_driver_init): Exit from the
150 option handling early if the command line is definitely enpty.
151 * config/darwin.h (SUBTARGET_DRIVER_SELF_SPECS): Remove
152 setting for the default content of weak_reference_mismatches.
154 2021-12-17 Iain Sandoe <iain@sandoe.co.uk>
156 * config/rs6000/darwin.h: Drop trailing _x from the
157 builtin_decls array name.
159 2021-12-17 Haochen Jiang <haochen.jiang@intel.com>
162 * config/i386/sse.md (*avx_cmp<mode>3_lt, *avx_cmp<mode>3_ltint):
163 Remove MEM_P restriction and add force_reg for operands[2].
164 (*avx_cmp<mode>3_ltint_not): Add new define_insn_and_split.
166 2021-12-17 Siddhesh Poyarekar <siddhesh@gotplt.org>
168 * builtins.def (BUILT_IN_DYNAMIC_OBJECT_SIZE): New builtin.
169 * tree-object-size.h: Move object size type bits enum from
170 tree-object-size.c and add new value OST_DYNAMIC.
171 * builtins.c (expand_builtin, fold_builtin_2): Handle it.
172 (fold_builtin_object_size): Handle new builtin and adjust for
173 change to compute_builtin_object_size.
174 * tree-object-size.c: Include builtins.h.
175 (compute_builtin_object_size): Adjust.
176 (early_object_sizes_execute_one,
177 dynamic_object_sizes_execute_one): New functions.
178 (object_sizes_execute): Rename insert_min_max_p argument to
179 early. Handle BUILT_IN_DYNAMIC_OBJECT_SIZE and call the new
181 * doc/extend.texi (__builtin_dynamic_object_size): Document new
184 2021-12-17 Siddhesh Poyarekar <siddhesh@gotplt.org>
186 * tree-object-size.h (compute_builtin_object_size): Return tree
187 instead of HOST_WIDE_INT.
188 * builtins.c (fold_builtin_object_size): Adjust.
189 * gimple-fold.c (gimple_fold_builtin_strncat): Likewise.
190 * ubsan.c (instrument_object_size): Likewise.
191 * tree-object-size.c (object_size): New structure.
192 (object_sizes): Change type to vec<object_size>.
193 (initval): New function.
195 (size_unknown_p, size_initval, size_unknown): New functions.
196 (object_sizes_unknown_p): Use it.
197 (object_sizes_get): Return tree.
198 (object_sizes_initialize): Rename from object_sizes_set_force
199 and set VAL parameter type as tree. Add new parameter WHOLEVAL.
200 (object_sizes_set): Set VAL parameter type as tree and adjust
201 implementation. Add new parameter WHOLEVAL.
202 (size_for_offset): New function.
203 (decl_init_size): Adjust comment.
204 (addr_object_size): Change PSIZE parameter to tree and adjust
205 implementation. Add new parameter PWHOLESIZE.
206 (alloc_object_size): Return tree.
207 (compute_builtin_object_size): Return tree in PSIZE.
208 (expr_object_size, call_object_size, unknown_object_size):
209 Adjust for object_sizes_set change.
210 (merge_object_sizes): Drop OFFSET parameter and adjust
211 implementation for tree change.
212 (plus_stmt_object_size): Call collect_object_sizes_for directly
213 instead of merge_object_size and call size_for_offset to get net
215 (cond_expr_object_size, collect_object_sizes_for,
216 object_sizes_execute): Adjust for change of type from
217 HOST_WIDE_INT to tree.
218 (check_for_plus_in_loops_1): Likewise and skip non-positive
221 2021-12-17 Jason Merrill <jason@redhat.com>
224 * common.opt (fabi-version): Add v17.
226 2021-12-16 Uroš Bizjak <ubizjak@gmail.com>
229 * config/i386/i386.h (VALID_AVX256_REG_MODE): Add V16HFmode.
230 (VALID_AVX256_REG_OR_OI_VHF_MODE): Replace with ...
231 (VALID_AVX256_REG_OR_OI_MODE): ... this. Remove V16HFmode.
232 (VALID_AVX512F_SCALAR_MODE): Remove HImode and HFmode.
233 (VALID_AVX512FP16_SCALAR_MODE): New.
234 (VALID_AVX512F_REG_MODE): Add V32HFmode.
235 (VALID_SSE2_REG_MODE): Add V8HFmode, V4HFmode and V2HFmode.
236 (VALID_SSE2_REG_VHF_MODE): Remove.
237 (VALID_INT_MODE_P): Add V2HFmode.
238 * config/i386/i386.c (function_arg_advance_64):
239 Remove explicit mention of V16HFmode and V32HFmode.
240 (ix86_hard_regno_mode_ok): Remove explicit mention of XImode
241 and V32HFmode, use VALID_AVX512F_REG_OR_XI_MODE instead.
242 Use VALID_AVX512FP_SCALAR_MODE for TARGET_aVX512FP16.
243 Use VALID_AVX256_REG_OR_OI_MODE instead of
244 VALID_AVX256_REG_OR_OI_VHF_MODE and VALID_SSE2_REG_MODE instead
245 of VALID_SSE2_REG_VHF_MODE.
246 (ix86_set_reg_reg_cost): Remove usge of VALID_AVX512FP16_REG_MODE.
247 (ix86_vector_mode_supported): Ditto.
249 2021-12-16 Martin Liska <mliska@suse.cz>
252 * attribs.c (decl_attributes): Check if
253 target_option_current_node is changed.
255 2021-12-16 Martin Liska <mliska@suse.cz>
257 * doc/invoke.texi: Add missing dash.
259 2021-12-16 Bill Schmidt <wschmidt@linux.ibm.com>
261 * config/rs6000/rs6000-c.c (resolution): New enum.
262 (resolve_vec_mul): New function.
263 (resolve_vec_cmpne): Likewise.
264 (resolve_vec_adde_sube): Likewise.
265 (resolve_vec_addec_subec): Likewise.
266 (resolve_vec_splats): Likewise.
267 (resolve_vec_extract): Likewise.
268 (resolve_vec_insert): Likewise.
269 (resolve_vec_step): Likewise.
270 (find_instance): Likewise.
271 (altivec_resolve_overloaded_builtin): Many cleanups. Call factored-out
272 functions. Move variable declarations closer to uses. Add commentary.
273 Remove unnecessary levels of braces. Avoid use of gotos. Change
274 misleading variable names. Use switches over if-else-if chains.
276 2021-12-16 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
279 * config/aarch64/aarch64-simd.md (aarch64_movv8di): Allow big endian
280 targets to move V8DI.
282 2021-12-16 Tobias Burnus <tobias@codesourcery.com>
285 * gcc.c (check_offload_target_name): Add 'default' and 'disable'
286 to the candidate list.
288 2021-12-15 Iain Sandoe <iain@sandoe.co.uk>
290 * configure: Regenerate.
292 2021-12-15 Roger Sayle <roger@nextmovesoftware.com>
294 * config/nvptx/nvptx-opts.h (ptx_isa): PTX_ISA_SM75 and PTX_ISA_SM80
296 * config/nvptx/nvptx.opt: Add sm_75 and sm_80 to -misa.
297 * config/nvptx/nvptx.h (TARGET_SM75, TARGET_SM80):
298 New helper macros to conditionalize functionality on target ISA.
299 * config/nvptx/nvptx-c.c (nvptx_cpu_cpp_builtins): Add __PTX_SM__
300 support for the new ISA levels.
301 * config/nvptx/nvptx.c (nvptx_file_start): Add support for TARGET_SM75
303 * config/nvptx/nvptx.md (define_c_enum "unspec"): New UNSPEC_TANH.
304 (define_mode_iterator HSFM): New iterator for HFmode and SFmode.
305 (exp2hf2): New define_insn controlled by TARGET_SM75.
306 (tanh<mode>2): New define_insn controlled by TARGET_SM75.
307 (sminhf3, smaxhf3): New define_isnns controlled by TARGET_SM80.
309 2021-12-15 Tom de Vries <tdevries@suse.de>
311 * config/nvptx/nvptx-opts.h (enum ptx_version): Add PTX_VERSION_7_0.
312 * config/nvptx/nvptx.c (nvptx_file_start): Handle TARGET_PTX_7_0.
313 * config/nvptx/nvptx.h (TARGET_PTX_7_0): New macro.
314 * config/nvptx/nvptx.opt (ptx_version): Add 7.0.
316 2021-12-15 Richard Sandiford <richard.sandiford@arm.com>
317 Tamar Christina <tamar.christina@arm.com>
320 * config/aarch64/aarch64.c (aarch64_short_vector_p): Return false
321 for structure modes, rather than ignoring the type in that case.
323 2021-12-15 Tamar Christina <tamar.christina@arm.com>
325 PR rtl-optimization/103350
326 * ree.c (add_removable_extension): Don't stop at first definition but
329 2021-12-15 Jakub Jelinek <jakub@redhat.com>
332 * dwarf2cfi.c (dwf_cfa_reg): Remove gcc_assert.
333 (operator==, operator!=): New overloaded operators.
334 (dwarf2out_frame_debug_adjust_cfa, dwarf2out_frame_debug_cfa_offset,
335 dwarf2out_frame_debug_expr): Compare vars with cfa_reg type directly
336 with REG rtxes rather than with dwf_cfa_reg results on those REGs.
337 (create_cie_data): Use stack_pointer_rtx instead of
338 gen_rtx_REG (Pmode, STACK_POINTER_REGNUM).
339 (execute_dwarf2_frame): Use hard_frame_pointer_rtx instead of
340 gen_rtx_REG (Pmode, HARD_FRAME_POINTER_REGNUM).
342 2021-12-15 Martin Liska <mliska@suse.cz>
345 * config/i386/i386-builtins.c (fold_builtin_cpu): Compare to 0
346 as API expects that non-zero values are returned (do that
348 For "avx512vbmi2" argument, we return now 1 << 31, which is a
349 negative integer value.
351 2021-12-15 Haochen Jiang <haochen.jiang@intel.com>
354 * config/i386/predicates.md (const_vector_operand):
356 * config/i386/sse.md(<insn><mode>3<mask_name>):
357 Add new define_split below.
359 2021-12-15 Michael Meissner <meissner@the-meissners.org>
361 * config/rs6000/rs6000.md (UNSPEC_XXSPLTIDP_CONST): New unspec.
362 (UNSPEC_XXSPLTIW_CONST): New unspec.
363 (movsf_hardfloat): Add support for generating XXSPLTIDP.
364 (mov<mode>_hardfloat32): Likewise.
365 (mov<mode>_hardfloat64): Likewise.
366 (xxspltidp_<mode>_internal): New insns.
367 (xxspltiw_<mode>_internal): New insns.
368 (splitters for SF/DFmode): Add new splitters for XXSPLTIDP.
370 2021-12-15 Michael Meissner <meissner@the-meissners.org>
372 * config/rs6000/predicates.md (easy_fp_constant): Add support for
373 generating XXSPLTIDP.
374 (vsx_prefixed_constant): Likewise.
375 (easy_vector_constant): Likewise.
376 * config/rs6000/rs6000-protos.h (constant_generates_xxspltidp):
378 * config/rs6000/rs6000.c (output_vec_const_move): Add support for
379 generating XXSPLTIDP.
380 (prefixed_xxsplti_p): Likewise.
381 (constant_generates_xxspltidp): New function.
382 * config/rs6000/rs6000.opt (-msplat-float-constant): New debug option.
384 2021-12-15 Michael Meissner <meissner@linux.ibm.com>
386 * config/rs6000/constraints.md (eP): Update comment.
387 * config/rs6000/predicates.md (easy_fp_constant): Add support for
389 (vsx_prefixed_constant): New predicate.
390 (easy_vector_constant): Add support for
392 * config/rs6000/rs6000-protos.h (prefixed_xxsplti_p): New
394 (constant_generates_xxspltiw): Likewise.
395 * config/rs6000/rs6000.c (xxspltib_constant_p): Generate XXSPLTIW
396 if possible instead of XXSPLTIB and sign extending the constant.
397 (output_vec_const_move): Add support for XXSPLTIW.
398 (prefixed_xxsplti_p): New function.
399 (constant_generates_xxspltiw): New function.
400 * config/rs6000/rs6000.md (prefixed attribute): Add support to
401 mark XXSPLTI* instructions as being prefixed.
402 * config/rs6000/rs6000.opt (-msplat-word-constant): New debug
404 * config/rs6000/vsx.md (vsx_mov<mode>_64bit): Add support for
405 generating XXSPLTIW or XXSPLTIDP.
406 (vsx_mov<mode>_32bit): Likewise.
407 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
410 2021-12-15 Michael Meissner <meissner@the-meissners.org>
412 * config/rs6000/constraints.md (eQ): New constraint.
413 * config/rs6000/predicates.md (easy_fp_constant): Add support for
414 generating the LXVKQ instruction.
415 (easy_vector_constant_ieee128): New predicate.
416 (easy_vector_constant): Add support for generating the LXVKQ
418 * config/rs6000/rs6000-protos.h (constant_generates_lxvkq): New
420 * config/rs6000/rs6000.c (output_vec_const_move): Add support for
422 (constant_generates_lxvkq): New function.
423 * config/rs6000/rs6000.opt (-mieee128-constant): New debug
425 * config/rs6000/vsx.md (vsx_mov<mode>_64bit): Add support for
427 (vsx_mov<mode>_32bit): Likewise.
428 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
431 2021-12-15 Michael Meissner <meissner@the-meissners.org>
433 * config/rs6000/rs6000-protos.h (VECTOR_128BIT_BITS): New macro.
434 (VECTOR_128BIT_BYTES): Likewise.
435 (VECTOR_128BIT_HALF_WORDS): Likewise.
436 (VECTOR_128BIT_WORDS): Likewise.
437 (VECTOR_128BIT_DOUBLE_WORDS): Likewise.
438 (vec_const_128bit_type): New structure type.
439 (vec_const_128bit_to_bytes): New declaration.
440 * config/rs6000/rs6000.c (constant_int_to_128bit_vector): New
442 (constant_fp_to_128bit_vector): New helper function.
443 (vec_const_128bit_to_bytes): New function.
445 2021-12-15 Alexandre Oliva <oliva@adacore.com>
448 * builtins.c (try_store_by_multiple_pieces): Drop address
449 conversion to ptr_mode.
451 2021-12-15 Alexandre Oliva <oliva@adacore.com>
454 * builtins.c (try_store_by_multiple_pieces): Fail if min_len
455 is greater than max_len.
457 2021-12-14 liuhongt <hongtao.liu@intel.com>
460 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Check
461 is_gimple_assign before gimple_assign_rhs_code.
463 2021-12-14 Sören Tempel <soeren@soeren-tempel.net>
465 * ginclude/stddef.h (__DEFINED_ptrdiff_t): Add support for musl
466 libc typedef macro guard.
467 (__DEFINED_size_t): Ditto.
468 (__DEFINED_wchar_t): Ditto.
470 2021-12-14 JoJo R <rjiejie@linux.alibaba.com>
472 * regrename.c (find_rename_reg): Return satisfied regno
473 if instruction is noop move.
475 2021-12-14 Bill Schmidt <wschmidt@linux.ibm.com>
477 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Rename
478 rs6000_builtin_decls_x to rs6000_builtin_decls.
479 (altivec_resolve_overloaded_builtin): Likewise. Also rename
480 rs6000_builtin_info_x to rs6000_builtin_info.
481 * config/rs6000/rs6000-call.c (rs6000_invalid_builtin): Rename
482 rs6000_builtin_info_x to rs6000_builtin_info.
483 (rs6000_builtin_is_supported): Likewise.
484 (rs6000_gimple_fold_mma_builtin): Likewise. Also rename
485 rs6000_builtin_decls_x to rs6000_builtin_decls.
486 (rs6000_gimple_fold_builtin): Rename rs6000_builtin_info_x to
488 (cpu_expand_builtin): Likewise.
489 (rs6000_expand_builtin): Likewise.
490 (rs6000_init_builtins): Likewise. Also rename rs6000_builtin_decls_x
491 to rs6000_builtin_decls.
492 (rs6000_builtin_decl): Rename rs6000_builtin_decls_x to
493 rs6000_builtin_decls.
494 * config/rs6000/rs6000-gen-builtins.c (write_decls): In generated code,
495 rename rs6000_builtin_decls_x to rs6000_builtin_decls, and rename
496 rs6000_builtin_info_x to rs6000_builtin_info.
497 (write_bif_static_init): In generated code, rename
498 rs6000_builtin_info_x to rs6000_builtin_info.
499 (write_init_bif_table): In generated code, rename
500 rs6000_builtin_decls_x to rs6000_builtin_decls, and rename
501 rs6000_builtin_info_x to rs6000_builtin_info.
502 (write_init_ovld_table): In generated code, rename
503 rs6000_builtin_decls_x to rs6000_builtin_decls.
504 (write_init_file): Likewise.
505 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
507 (rs6000_builtin_md_vectorized_function): Likewise.
508 (rs6000_builtin_reciprocal): Likewise.
509 (add_condition_to_bb): Likewise.
510 (rs6000_atomic_assign_expand_fenv): Likewise.
512 2021-12-14 Bill Schmidt <wschmidt@linux.ibm.com>
514 * config/rs6000/rs6000-c.c (altivec_resolve_new_overloaded_builtin):
515 Remove forward declaration.
516 (rs6000_new_builtin_type_compatible): Rename to
517 rs6000_builtin_type_compatible.
518 (rs6000_builtin_type_compatible): Remove.
519 (altivec_resolve_overloaded_builtin): Remove.
520 (altivec_build_new_resolved_builtin): Rename to
521 altivec_build_resolved_builtin.
522 (altivec_resolve_new_overloaded_builtin): Rename to
523 altivec_resolve_overloaded_builtin. Remove static keyword. Adjust
524 called function names.
525 * config/rs6000/rs6000-call.c (rs6000_expand_new_builtin): Remove
527 (rs6000_gimple_fold_new_builtin): Likewise.
528 (rs6000_invalid_new_builtin): Rename to rs6000_invalid_builtin.
529 (rs6000_gimple_fold_builtin): Remove.
530 (rs6000_new_builtin_valid_without_lhs): Rename to
531 rs6000_builtin_valid_without_lhs.
532 (rs6000_new_builtin_is_supported): Rename to
533 rs6000_builtin_is_supported.
534 (rs6000_gimple_fold_new_mma_builtin): Rename to
535 rs6000_gimple_fold_mma_builtin.
536 (rs6000_gimple_fold_new_builtin): Rename to
537 rs6000_gimple_fold_builtin. Remove static keyword. Adjust called
539 (rs6000_expand_builtin): Remove.
540 (new_cpu_expand_builtin): Rename to cpu_expand_builtin.
541 (new_mma_expand_builtin): Rename to mma_expand_builtin.
542 (new_htm_spr_num): Rename to htm_spr_num.
543 (new_htm_expand_builtin): Rename to htm_expand_builtin. Change name
545 (rs6000_expand_new_builtin): Rename to rs6000_expand_builtin. Remove
546 static keyword. Adjust called function names.
547 (rs6000_new_builtin_decl): Rename to rs6000_builtin_decl. Remove
549 (rs6000_builtin_decl): Remove.
550 * config/rs6000/rs6000-gen-builtins.c (write_decls): In gnerated code,
551 rename rs6000_new_builtin_is_supported to rs6000_builtin_is_supported.
552 * config/rs6000/rs6000-internal.h (rs6000_invalid_new_builtin): Rename
553 to rs6000_invalid_builtin.
554 * config/rs6000/rs6000.c (rs6000_new_builtin_vectorized_function):
555 Rename to rs6000_builtin_vectorized_function.
556 (rs6000_new_builtin_md_vectorized_function): Rename to
557 rs6000_builtin_md_vectorized_function.
558 (rs6000_builtin_vectorized_function): Remove.
559 (rs6000_builtin_md_vectorized_function): Remove.
561 2021-12-14 Bill Schmidt <wschmidt@linux.ibm.com>
563 * config/rs6000/rs6000-builtin.def: Delete.
564 * config/rs6000/rs6000-call.c (builtin_compatibility): Delete.
565 (builtin_description): Delete.
566 (builtin_hash_struct): Delete.
567 (builtin_hasher): Delete.
568 (builtin_hash_table): Delete.
569 (builtin_hasher::hash): Delete.
570 (builtin_hasher::equal): Delete.
571 (rs6000_builtin_info_type): Delete.
572 (rs6000_builtin_info): Delete.
573 (bdesc_compat): Delete.
574 (bdesc_3arg): Delete.
575 (bdesc_4arg): Delete.
577 (bdesc_2arg): Delete.
578 (bdesc_altivec_preds): Delete.
580 (bdesc_1arg): Delete.
581 (bdesc_0arg): Delete.
584 (rs6000_overloaded_builtin_p): Delete.
585 (rs6000_overloaded_builtin_name): Delete.
586 (htm_spr_num): Delete.
587 (rs6000_builtin_is_supported_p): Delete.
588 (rs6000_gimple_fold_mma_builtin): Delete.
589 (gt-rs6000-call.h): Remove include directive.
590 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_p): Delete.
591 (rs6000_builtin_is_supported_p): Delete.
592 (rs6000_overloaded_builtin_name): Delete.
593 * config/rs6000/rs6000.c (rs6000_builtin_decls): Delete.
594 (rs6000_debug_reg_global): Remove reference to RS6000_BUILTIN_COUNT.
595 * config/rs6000/rs6000.h (rs6000_builtins): Delete.
596 (altivec_builtin_types): Delete.
597 (rs6000_builtin_decls): Delete.
598 * config/rs6000/t-rs6000 (TM_H): Don't add rs6000-builtin.def.
600 2021-12-14 Bill Schmidt <wschmidt@linux.ibm.com>
602 * config/rs6000/rs6000-builtin-new.def: Rename to...
603 * config/rs6000/rs6000-builtins.def: ...this.
604 * config/rs6000/rs6000-gen-builtins.c: Adjust header commentary.
605 * config/rs6000/t-rs6000 (EXTRA_GTYPE_DEPS): Rename
606 rs6000-builtin-new.def to rs6000-builtins.def.
607 (rs6000-builtins.c): Likewise.
609 2021-12-14 Bill Schmidt <wschmidt@linux.ibm.com>
611 * config/rs6000/rs6000-call.c (altivec_overloaded_builtins): Remove.
612 * config/rs6000/rs6000.h (altivec_overloaded_builtins): Remove.
614 2021-12-14 Peter Bergner <bergner@linux.ibm.com>
617 * config/rs6000/mma.md (UNSPEC_MMA_ASSEMBLE): Rename unspec from this...
618 (UNSPEC_VSX_ASSEMBLE): ...to this.
619 (UNSPECV_MMA_ASSEMBLE): New unspecv.
620 (vsx_assemble_pair): Use UNSPEC_VSX_ASSEMBLE.
621 (*vsx_assemble_pair): Likewise.
622 (mma_assemble_acc): Use UNSPECV_MMA_ASSEMBLE.
623 (*mma_assemble_acc): Likewise.
624 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Handle
625 UNSPEC_VOLATILE. Use UNSPEC_VSX_ASSEMBLE and UNSPECV_MMA_ASSEMBLE.
627 2021-12-14 Uroš Bizjak <ubizjak@gmail.com>
630 * config/i386/i386-expand.c (ix86_expand_vector_init_duplicate)
631 <case E_V8HFmode>: Implement for TARGET_SSE2.
632 <case E_V16HFmode>: Implement for TARGET_AVX.
633 <case E_V32HFmode>: Implement for TARGET_AVX512F.
634 (ix86_expand_vector_set_var): Handle V32HFmode
635 without TARGET_AVX512BW.
636 (ix86_expand_vector_extract)
637 <case E_V8HFmode>: Implement for TARGET_SSE2.
638 <case E_V16HFmode>: Implement for TARGET_AVX.
639 <case E_V32HFmode>: Implement for TARGET_AVX512BW.
640 (expand_vec_perm_broadcast_1) <case E_V8HFmode>: New.
641 * config/i386/sse.md (VI12HF_AVX512VL): Remove
642 TARGET_AVX512FP16 condition.
645 (avx_vbroadcastf128_<mode>): Use V_256H mode iterator.
647 2021-12-14 Bill Schmidt <wschmidt@linux.ibm.com>
649 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Remove
650 test for new_builtins_are_live and simplify.
651 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Remove
653 (altivec_resolve_overloaded_builtin): Remove test for
654 new_builtins_are_live and simplify.
655 * config/rs6000/rs6000-call.c (altivec_init_builtins): Remove forward
657 (builtin_function_type): Likewise.
658 (rs6000_common_init_builtins): Likewise.
659 (htm_init_builtins): Likewise.
660 (mma_init_builtins): Likewise.
661 (def_builtin): Remove dead function.
662 (rs6000_expand_zeroop_builtin): Likewise.
663 (rs6000_expand_mtfsf_builtin): Likewise.
664 (rs6000_expand_mtfsb_builtin): Likewise.
665 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
666 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
667 (rs6000_expand_unop_builtin): Likewise.
668 (altivec_expand_abs_builtin): Likewise.
669 (rs6000_expand_binop_builtin): Likewise.
670 (altivec_expand_lxvr_builtin): Likewise.
671 (altivec_expand_lv_builtin): Likewise.
672 (altivec_expand_stxvl_builtin): Likewise.
673 (altivec_expand_stv_builtin): Likewise.
674 (mma_expand_builtin): Likewise.
675 (htm_expand_builtin): Likewise.
676 (cpu_expand_builtin): Likewise.
677 (rs6000_expand_quaternop_builtin): Likewise.
678 (rs6000_expand_ternop_builtin): Likewise.
679 (altivec_expand_dst_builtin): Likewise.
680 (altivec_expand_vec_sel_builtin): Likewise.
681 (altivec_expand_builtin): Likewise.
682 (rs6000_invalid_builtin): Likewise.
683 (rs6000_builtin_valid_without_lhs): Likewise.
684 (rs6000_gimple_fold_builtin): Remove test for new_builtins_are_live and
686 (rs6000_expand_builtin): Likewise.
687 (rs6000_init_builtins): Remove tests for new_builtins_are_live and
689 (rs6000_builtin_decl): Likewise.
690 (altivec_init_builtins): Remove dead function.
691 (mma_init_builtins): Likewise.
692 (htm_init_builtins): Likewise.
693 (builtin_quaternary_function_type): Likewise.
694 (builtin_function_type): Likewise.
695 (rs6000_common_init_builtins): Likewise.
696 * config/rs6000/rs6000-gen-builtins.c (write_header_file): Don't
697 declare new_builtins_are_live.
698 (write_init_bif_table): In generated code, remove test for
699 new_builtins_are_live and simplify.
700 (write_init_ovld_table): Likewise.
701 (write_init_file): Don't initialize new_builtins_are_live.
702 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function): Remove
703 test for new_builtins_are_live and simplify.
704 (rs6000_builtin_md_vectorized_function): Likewise.
705 (rs6000_builtin_reciprocal): Likewise.
706 (add_condition_to_bb): Likewise.
707 (rs6000_atomic_assign_expand_fenv): Likewise.
709 2021-12-14 Bill Schmidt <wschmidt@linux.ibm.com>
712 * config/rs6000/rs6000-builtin-new.def (__builtin_altivec_vcmpequd):
713 Move to power8-vector stanza.
714 (__builtin_altivec_vcmpequd_p): Likewise.
715 (__builtin_altivec_vcmpgtsd): Likewise.
716 (__builtin_altivec_vcmpgtsd_p): Likewise.
717 (__builtin_altivec_vcmpgtud): Likewise.
718 (__builtin_altivec_vcmpgtud_p): Likewise.
720 2021-12-14 Bill Schmidt <wschmidt@linux.ibm.com>
723 * config/rs6000/rs6000-builtin-new.def (__builtin_pack_longdouble): Add
725 (__builtin_unpack_longdouble): Likewise.
726 * config/rs6000/rs6000-call.c (rs6000_expand_new_builtin): Add special
727 handling for ibmld attribute.
728 * config/rs6000/rs6000-gen-builtins.c (attrinfo): Add isibmld.
729 (parse_bif_attrs): Handle ibmld.
730 (write_decls): Likewise.
731 (write_bif_static_init): Likewise.
733 2021-12-14 Jan Hubicka <hubicka@ucw.cz>
736 * ipa-modref-tree.c (modref_access_node::range_info_useful_p): Handle
737 MODREF_GLOBAL_MEMORY_PARM.
738 (modref_access_node::dump): Likewise.
739 (modref_access_node::get_call_arg): Likewise.
740 * ipa-modref-tree.h (enum modref_special_parms): Add
741 MODREF_GLOBAL_MEMORY_PARM.
742 (modref_access_node::useful_for_kill): Handle
743 MODREF_GLOBAL_MEMORY_PARM.
744 (modref:tree::merge): Add promote_unknown_to_global.
745 * ipa-modref.c (verify_arg):New function.
746 (may_access_nonescaping_parm_p): New function.
747 (modref_access_analysis::record_global_memory_load): New member
749 (modref_access_analysis::record_global_memory_store): Likewise.
750 (modref_access_analysis::process_fnspec): Distingush global and local
752 (modref_access_analysis::analyze_call): Likewise.
753 * tree-ssa-alias.c (ref_may_access_global_memory_p): New function.
754 (modref_may_conflict): Use it.
756 2021-12-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
758 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins):
759 Define AARCH64_LS64_BUILTIN_LD64B, AARCH64_LS64_BUILTIN_ST64B,
760 AARCH64_LS64_BUILTIN_ST64BV, AARCH64_LS64_BUILTIN_ST64BV0.
761 (aarch64_init_ls64_builtin_decl): Helper function.
762 (aarch64_init_ls64_builtins): Helper function.
763 (aarch64_init_ls64_builtins_types): Helper function.
764 (aarch64_general_init_builtins): Init LS64 intrisics for
766 (aarch64_expand_builtin_ls64): LS64 intrinsics expander.
767 (aarch64_general_expand_builtin): Handle aarch64_expand_builtin_ls64.
768 (ls64_builtins_data): New helper struct.
769 (v8di_UP): New define.
770 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Define
772 * config/aarch64/aarch64.c (aarch64_classify_address): Enforce the
773 V8DI range (7-bit signed scaled) for both ends of the range.
774 * config/aarch64/aarch64-simd.md (movv8di): New pattern.
775 (aarch64_movv8di): New pattern.
776 * config/aarch64/aarch64.h (AARCH64_ISA_LS64): New define.
777 (TARGET_LS64): New define.
778 * config/aarch64/aarch64.md: Add UNSPEC_LD64B, UNSPEC_ST64B,
779 UNSPEC_ST64BV and UNSPEC_ST64BV0.
780 (ld64b): New define_insn.
781 (st64b): New define_insn.
782 (st64bv): New define_insn.
783 (st64bv0): New define_insn.
784 * config/aarch64/arm_acle.h (data512_t): New type derived from
786 (__arm_data512_t): New internal type.
787 (__arm_ld64b): New intrinsic.
788 (__arm_st64b): New intrinsic.
789 (__arm_st64bv): New intrinsic.
790 (__arm_st64bv0): New intrinsic.
791 * config/arm/types.md: Add new type ls64.
793 2021-12-14 Olivier Hainque <hainque@adacore.com>
795 * config/i386/t-vxworks: Drop the fPIC multilibs.
797 2021-12-14 Fred Konrad <konrad@adacore.com>
799 * config/rs6000/t-vxworks: Drop the fPIC multilib.
801 2021-12-13 Vladimir N. Makarov <vmakarov@redhat.com>
804 * ira-costs.c (record_operand_costs): Do not take pseudo class
805 calculated on the 1st iteration into account when processing move
806 involving the pseudo and a hard register.
808 2021-12-13 Roger Sayle <roger@nextmovesoftware.com>
810 * config/i386/i386.md (define_split any_or:SWI248 -> orb %?h):
811 Optimize the case where the integer constant operand is zero.
813 2021-12-13 Doug Rupp <rupp@adacore.com>
814 Olivier Hainque <hainque@adacore.com>
816 * config/vxworks.h (VXWORKS_LINK_OS_SPEC): New spec.
817 (VXWORKS_BASE_LINK_SPEC): New spec, using the former.
818 (VXWORKS_EXTRA_LINK_SPEC): New spec for old and new VxWorks.
819 (VXWORKS_LINK_SPEC): Combo of BASE and EXTRA specs.
820 * config/rs6000/vxworks.h (VXWORKS_LINK_OS_SPEC): Empty.
821 (LINK_OS_EXTRA_SPEC32): Use VXWORKS_LINK_SPEC.
822 (LINK_OS_EXTRA_SPEC64): Likewise.
824 2021-12-13 Fred Konrad <konrad@adacore.com>
825 Olivier Hainque <hainque@adacore.com>
827 * config/vxworks.h (VXWORKS_BASE_LIBS_RTP): Guard -lc_internal
828 on !shared+!non-static and document.
829 (VXWORKS_LIB_SPEC): Remove the bits intended to drag the
830 init/fini functions from libc_internal in the shared lib case.
831 (VX_CRTBEGIN_SPEC/VX_CRTEND_SPEC): Use vxcrtstuff objects also in
832 configurations with shared lib and INITFINI_ARRAY support.
834 2021-12-13 Fred Konrad <konrad@adacore.com>
835 Olivier Hainque <hainque@adacore.com>
837 * config/vx-common.h: Define REAL_LIBGCC_SPEC since the
838 '-non-static' option is not standard.
839 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Implement the LIBGCC_SPEC
840 since REAL_LIBGCC_SPEC is used now.
841 (STARTFILE_PREFIX_SPEC): Use the PIC VSB when building shared libraries
842 or non-static binaries.
844 2021-12-13 Jan Hubicka <hubicka@ucw.cz>
846 * common.opt: Add -fipa-strict-aliasing.
847 * doc/invoke.texi: Document -fipa-strict-aliasing.
848 * ipa-modref.c (modref_access_analysis::record_access): Honor
849 -fipa-strict-aliasing.
850 (modref_access_analysis::record_access_lto): Likewise.
852 2021-12-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
854 * config/aarch64/aarch64-arches.def (armv8.8-a): Define.
855 * config/aarch64/aarch64.h (AARCH64_FL_V8_8): Define.
856 (AARCH64_FL_FOR_ARCH8_8): Define.
857 * doc/invoke.texi: Document -march=armv8.8-a.
859 2021-12-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
861 * config/aarch64/aarch64.c (aarch64_expand_setmem_mops): Define.
862 (aarch64_expand_setmem): Adjust for TARGET_MOPS.
863 * config/aarch64/aarch64.h (CLEAR_RATIO): Adjust for TARGET_MOPS.
864 (SET_RATIO): Likewise.
865 * config/aarch64/aarch64.md ("unspec"): Add UNSPEC_SETMEM.
866 (aarch64_setmemdi): Define.
867 (setmemdi): Adjust for TARGET_MOPS.
868 * config/aarch64/aarch64.opt (aarch64-mops-memset-size-threshold):
871 2021-12-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
873 * config/aarch64/aarch64.md (aarch64_movmemdi): Define.
875 (unspec): Add UNSPEC_MOVMEM.
876 * config/aarch64/aarch64.opt (aarch64-mops-memmove-size-threshold):
879 2021-12-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
881 * config/aarch64/aarch64-option-extensions.def (mops): Define.
882 * config/aarch64/aarch64.c (aarch64_expand_cpymem_mops): Define.
883 (aarch64_expand_cpymem): Define.
884 * config/aarch64/aarch64.h (AARCH64_FL_MOPS): Define.
885 (AARCH64_ISA_MOPS): Define.
886 (TARGET_MOPS): Define.
887 (MOVE_RATIO): Adjust for TARGET_MOPS.
888 * config/aarch64/aarch64.md ("unspec"): Add UNSPEC_CPYMEM.
889 (aarch64_cpymemdi): New pattern.
890 (cpymemdi): Adjust for TARGET_MOPS.
891 * config/aarch64/aarch64.opt (aarch64-mops-memcpy-size-threshol):
893 * doc/invoke.texi (AArch64 Options): Document +mops.
895 2021-12-13 Martin Liska <mliska@suse.cz>
898 * ipa-inline.c (can_inline_edge_p): Move logic checking
899 no_profile_instrument_function logic to ...
900 (can_early_inline_edge_p): ... here.
902 2021-12-13 Olivier Hainque <hainque@adacore.com>
904 * config/vxworks/_yvals.h: #include yvals.h also if
907 2021-12-13 Olivier Hainque <hainque@adacore.com>
909 * config/vxworks.h (VXWORKS_OS_CPP_BUILTINS): Define
912 2021-12-13 Olivier Hainque <hainque@adacore.com>
914 * config/t-vxworks: Clear NATIVE_SYSTEM_HEADER_DIR.
915 * config/vxworks.h (SYSROOT_HEADERS_SUFFIX_SPEC): Define, for
916 VxWorks 7 and earlier.
917 (VXWORKS_ADDITIONAL_CPP_SPEC): Simplify accordingly.
918 (STARTFILE_PREFIX_SPEC): Adjust accordingly.
919 * config/rs6000/vxworks.h (STARTFILE_PREFIX_SPEC): Adjust.
921 2021-12-13 Martin Liska <mliska@suse.cz>
923 * doc/extend.texi: Use @item for the first @itemx entry.
925 2021-12-13 Jakub Jelinek <jakub@redhat.com>
927 * machmode.h (gt_pch_nx): Use gt_pointer_operator as type of second
928 argument instead of equivalent void (*) (void *, void *, void *).
929 * poly-int.h (gt_pch_nx): Likewise.
930 * wide-int.h (gt_pch_nx): Likewise.
931 * config/aarch64/aarch64-sve-builtins.cc (gt_pch_nx): Likewise.
933 2021-12-13 Jan Hubicka <hubicka@ucw.cz>
936 * ipa-fnsummary.c (evaluate_conditions_for_known_args): Do not ICE
937 on ternary expression.
939 2021-12-13 Kewen Lin <linkw@linux.ibm.com>
942 * attribs.c (decl_attributes): Check if target options change and
943 create one node if so.
945 2021-12-12 Jonathan Wakely <jwakely@redhat.com>
947 * Makefile.in: Remove unique-ptr-tests.o.
948 * selftest-run-tests.c (selftest::run_tests): Remove
949 unique_ptr_tests_cc_tests.
950 * selftest.h (unique_ptr_tests_cc_tests): Remove.
951 * system.h: Check INCLUDE_MEMORY instead of INCLUDE_UNIQUE_PTR
952 and include <memory> instead of "unique-ptr.h".
953 * unique-ptr-tests.cc: Removed.
955 2021-12-12 Roger Sayle <roger@nextmovesoftware.com>
957 * config/nvptx/nvptx-opts.h (ptx_isa): Add PTX_ISA_SM53 ISA level
959 * config/nvptx/nvptx.opt: Add sm_53 to -misa.
960 * config/nvptx/nvptx-modes.def: Add support for HFmode.
961 * config/nvptx/nvptx.h (TARGET_SM53):
962 New helper macro to conditionalize functionality on target ISA.
963 * config/nvptx/nvptx-c.c (nvptx_cpu_cpp_builtins): Add __PTX_SM__
964 support for the new ISA levels.
965 * config/nvptx/nvptx.c (nvtx_ptx_type_from_mode): Support new HFmode
966 with the ".f16" suffix/qualifier.
967 (nvptx_file_start): Add support for TARGET_SM53.
968 (nvptx_omp_device_kind_arch_isa): Add support for TARGET_SM53
969 and tweak TARGET_SM35.
970 (nvptx_scalar_mode_supported_p): Target hook with conditional
971 HFmode support on TARGET_SM53 and higher.
972 (nvptx_libgcc_floating_mode_supported_p): Likewise.
973 (TARGET_SCALAR_MODE_SUPPORTED_P): Use nvptx_scalar_mode_supported_p.
974 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Likewise, use new hook.
975 * config/nvptx/nvptx.md (*movhf_insn): New define_insn.
976 (movhf): New define_expand for HFmode moves.
977 (addhf3, subhf3, mulhf, extendhf<mode>2, trunc<mode>hf2): New
978 instructions conditional on TARGET_SM53 (i.e. -misa=sm_53).
980 2021-12-12 Jan Hubicka <hubicka@ucw.cz>
983 * ipa-modref.c (modref_access_analysis::analyze): Terminate BB
984 analysis on NULL memory access.
985 * ipa-pure-const.c (analyze_function): Likewise.
987 2021-12-11 Jan Hubicka <hubicka@ucw.cz>
989 * ipa-profile.c (ipa_profile): Do not update hot bb threshold.
991 2021-12-11 Jan Hubicka <hubicka@ucw.cz>
993 * ipa-modref.c (get_modref_function_summary): Use ultimate_alias_target.
994 (ignore_edge): Likewise.
995 (compute_parm_map): Likewise.
996 (modref_propagate_in_scc): Likewise.
997 (modref_propagate_flags_in_scc): Likewise.
999 2021-12-10 Jason Merrill <jason@redhat.com>
1001 * symtab.c (symtab_node::equal_address_to): Fix comment typo.
1003 2021-12-10 Doug Rupp <rupp@adacore.com>
1005 * config/vxworks.h (LINK_SPEC): Remove %(link_target).
1006 Change %{v:-v} to %{v:-V}.
1008 2021-12-10 Olivier Hainque <hainque@adacore.com>
1010 * config/t-vxworks: Remove assignment to STMP_FIXINC.
1012 2021-12-10 Martin Liska <mliska@suse.cz>
1014 * params.opt: Add missing dot.
1016 2021-12-10 Roger Sayle <roger@nextmovesoftware.com>
1019 * ipa-modref-tree.h (useful_for_kill_p): Zero width accesses aren't
1020 useful for kill tracking.
1022 2021-12-10 Andrew Stubbs <ams@codesourcery.com>
1024 * config/gcn/mkoffload.c (process_asm): Process the variable table
1025 completely differently.
1026 (process_obj): Encode the varaible data differently.
1028 2021-12-10 Joel Hutton <joel.hutton@arm.com>
1030 PR tree-optimization/103523
1031 * tree-vect-loop.c (vectorizable_induction): Check for
1032 PLUS_EXPR/MINUS_EXPR support.
1034 2021-12-10 Cui,Lili <lili.cui@intel.com>
1036 * config/i386/i386.c (ix86_vector_costs::add_stmt_cost): Remove Tremont.
1038 2021-12-09 Jan Hubicka <hubicka@ucw.cz>
1040 * doc/invoke.texi (max-inline-functions-called-once-loop-depth,
1041 max-inline-functions-called-once-insns): New parameters.
1042 * ipa-inline.c (check_callers): Handle
1043 param_inline_functions_called_once_loop_depth and
1044 param_inline_functions_called_once_insns.
1045 (edge_badness): Fix linebreaks.
1046 * params.opt (param=max-inline-functions-called-once-loop-depth,
1047 param=max-inline-functions-called-once-insn): New params.
1049 2021-12-09 Martin Sebor <msebor@redhat.com>
1051 PR tree-optimization/103215
1052 * pointer-query.cc (access_ref::merge_ref): Extend the offset and
1053 size of the merged object instead of using the larger.
1055 2021-12-09 Martin Sebor <msebor@redhat.com>
1057 PR middle-end/101751
1058 * doc/extend.texi (attribute access): Adjust.
1059 * gimple-ssa-warn-access.cc (pass_waccess::maybe_check_access_sizes):
1060 Treat access mode none on a void* argument as expecting as few as
1063 2021-12-09 Jakub Jelinek <jakub@redhat.com>
1066 * config/aarch64/aarch64-sve-builtins.cc (gt_pch_nx): Change type of
1067 second argument from function with 2 pointer arguments to function
1068 with 3 pointer arguments.
1070 2021-12-09 Olivier Hainque <hainque@adacore.com>
1072 * config/aarch64/aarch64-vxworks.h (TARGET_OS_CPP_BUILTINS):
1073 Use VX_CPU_PREFIX in CPU definitions.
1075 2021-12-09 Martin Sebor <msebor@redhat.com>
1077 * pointer-query.cc (access_ref::dump): Define new function
1078 (pointer_query::dump): Call it.
1079 * pointer-query.h (access_ref::dump): Declare new function.
1081 2021-12-09 Martin Sebor <msebor@redhat.com>
1083 * pointer-query.cc (compute_objsize_r): Add an argument.
1084 (gimple_call_return_array): Pass a new argument to compute_objsize_r.
1085 (access_ref::merge_ref): Same.
1086 (access_ref::inform_access): Add an argument and use it.
1087 (access_data::access_data): Initialize new member.
1088 (handle_min_max_size): Pass a new argument to compute_objsize_r.
1089 (handle_decl): New function.
1090 (handle_array_ref): Pass a new argument to compute_objsize_r.
1091 Avoid incrementing deref.
1092 (set_component_ref_size): New function.
1093 (handle_component_ref): New function.
1094 (handle_mem_ref): Pass a new argument to compute_objsize_r.
1095 Only increment deref after successfully computing object size.
1096 (handle_ssa_name): New function.
1097 (compute_objsize_r): Move code into helpers and call them.
1098 (compute_objsize): Pass a new argument to compute_objsize_r.
1099 * pointer-query.h (access_ref::inform_access): Add an argument.
1100 (access_data::ostype): New member.
1102 2021-12-09 Martin Sebor <msebor@redhat.com>
1104 * pointer-query.cc (access_ref::merge_ref): Define new function.
1105 (access_ref::get_ref): Move code into merge_ref and call it.
1106 * pointer-query.h (access_ref::merge_ref): Declare new function.
1108 2021-12-09 Martin Sebor <msebor@redhat.com>
1110 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Pass
1111 GIMPLE statement to compute_objsize.
1112 * pointer-query.cc (compute_objsize): Add a statement argument.
1113 * pointer-query.h (compute_objsize): Define a new overload.
1115 2021-12-09 Martin Sebor <msebor@redhat.com>
1117 * gimple-ssa-warn-access.cc (check_access): Adjust to member name
1119 (pass_waccess::check_strncmp): Same.
1120 * pointer-query.cc (access_ref::access_ref): Remove arguments.
1122 (access_data::access_data): Define new ctors.
1123 (access_data::set_bound): Define new member function.
1124 (compute_objsize_r): Remove unnecessary code.
1125 * pointer-query.h (struct access_ref): Remove ctor arguments.
1126 (struct access_data): Declare ctor overloads.
1127 (access_data::dst_bndrng): New member.
1128 (access_data::src_bndrng): New member.
1130 2021-12-09 Martin Sebor <msebor@redhat.com>
1132 PR middle-end/103143
1133 * pointer-query.cc (gimple_call_return_array): Call compute_objsize_r.
1135 2021-12-09 Olivier Hainque <hainque@adacore.com>
1136 Rasmus Villemoes <rv@rasmusvillemoes.dk>
1138 * Makefile.in (T_STDINT_GCC_H): New variable, path to
1139 stdint-gcc.h that a target configuration may override when
1140 use_gcc_stdint is "provide".
1141 (stmp-int-hdrs): Depend on it and copy that for
1142 USE_GCC_INT=provide.
1143 * config.gcc (vxworks): Revert to use_gcc_stdint=provide.
1144 * config/t-vxworks (T_STDINT_GCC_H): Define, as vxw-stdint-gcc.h.
1145 (vxw-stdint-gcc.h): New target, produced from the original
1147 (vxw-glimits.h): Use an automatic variable to designate the
1148 first and only prerequisite.
1149 * config/vxworks/stdint.h: Remove.
1151 2021-12-09 Iain Sandoe <iain@sandoe.co.uk>
1154 * config/host-darwin.c (SAFE_ALLOC_SIZE): Remove.
1155 (darwin_gt_pch_get_address): Rework for relocatable PCH.
1156 (darwin_gt_pch_use_address): Likewise.
1158 2021-12-09 Jakub Jelinek <jakub@redhat.com>
1161 * config/host-darwin.c (darwin_gt_pch_use_address): When reading
1162 manually the file into mapped area, update mapped_addr as
1163 an automatic variable rather than addr which is a reference parameter.
1164 * config/host-hpux.c (hpux_gt_pch_use_address): When reading
1165 manually the file into mapped area, update addr as
1166 an automatic variable rather than base which is a reference parameter.
1168 2021-12-09 Jakub Jelinek <jakub@redhat.com>
1171 * coretypes.h (gt_pointer_operator): Use 3 pointer arguments instead
1173 * gengtype.c (struct walk_type_data): Add in_nested_ptr argument.
1174 (walk_type): Temporarily set d->in_nested_ptr around nested_ptr
1176 (write_types_local_user_process_field): Pass a new middle pointer
1177 to gt_pointer_operator op calls, if d->in_nested_ptr pass there
1178 address of d->prev_val[2], otherwise NULL.
1179 (write_types_local_process_field): Likewise.
1180 * ggc-common.c (relocate_ptrs): Add real_ptr_p argument. If equal
1181 to ptr_p, do nothing, otherwise if NULL remember ptr_p's
1182 or if non-NULL real_ptr_p's corresponding new address in
1184 (reloc_addrs_vec): New variable.
1185 (compare_ptr, read_uleb128, write_uleb128): New functions.
1186 (gt_pch_save): When iterating over objects through relocate_ptrs,
1187 save current i into state.ptrs_i. Sort reloc_addrs_vec and emit
1188 it as uleb128 of differences between pointer addresses into the
1190 (gt_pch_restore): Allow restoring of PCH to a different address
1191 than the preferred one, in that case adjust global pointers by bias
1192 and also adjust by bias addresses read from the relocation table
1193 as uleb128 differences. Otherwise fseek over it. Perform
1194 gt_pch_restore_stringpool only after adjusting callbacks and for
1195 callback adjustments also take into account the bias.
1196 (default_gt_pch_use_address): Change type of first argument from
1198 (mmap_gt_pch_use_address): Likewise.
1199 * ggc-tests.c (gt_pch_nx): Pass NULL as new middle argument to op.
1200 * hash-map.h (hash_map::pch_nx_helper): Likewise.
1201 (gt_pch_nx): Likewise.
1202 * hash-set.h (gt_pch_nx): Likewise.
1203 * hash-table.h (gt_pch_nx): Likewise.
1204 * hash-traits.h (ggc_remove::pch_nx): Likewise.
1205 * hosthooks-def.h (default_gt_pch_use_address): Change type of first
1206 argument from void * to void *&.
1207 (mmap_gt_pch_use_address): Likewise.
1208 * hosthooks.h (struct host_hooks): Change type of first argument of
1209 gt_pch_use_address hook from void * to void *&.
1210 * machmode.h (gt_pch_nx): Expect a callback with 3 pointers instead of
1211 two in the middle argument.
1212 * poly-int.h (gt_pch_nx): Likewise.
1213 * stringpool.c (gt_pch_nx): Pass NULL as new middle argument to op.
1214 * tree-cfg.c (gt_pch_nx): Likewise, except for LOCATION_BLOCK pass
1215 the same &(block) twice.
1216 * value-range.h (gt_pch_nx): Pass NULL as new middle argument to op.
1217 * vec.h (gt_pch_nx): Likewise.
1218 * wide-int.h (gt_pch_nx): Likewise.
1219 * config/host-darwin.c (darwin_gt_pch_use_address): Change type of
1220 first argument from void * to void *&.
1221 * config/host-darwin.h (darwin_gt_pch_use_address): Likewise.
1222 * config/host-hpux.c (hpux_gt_pch_use_address): Likewise.
1223 * config/host-linux.c (linux_gt_pch_use_address): Likewise. If
1224 it couldn't succeed to mmap at the preferred location, set base
1225 to the actual one. Update addr in the manual reading loop instead of
1227 * config/host-netbsd.c (netbsd_gt_pch_use_address): Change type of
1228 first argument from void * to void *&.
1229 * config/host-openbsd.c (openbsd_gt_pch_use_address): Likewise.
1230 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
1231 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Likewise.
1232 * config/rs6000/rs6000-gen-builtins.c (write_init_file): Pass NULL
1233 as new middle argument to op in the generated code.
1234 * doc/gty.texi: Adjust samples for the addition of middle pointer
1235 to gt_pointer_operator callback.
1237 2021-12-09 Alexandre Oliva <oliva@adacore.com>
1240 * reg-stack.c (convert_regs_1): Move any_malformed_asm
1242 (reg_to_stack): ... here.
1244 2021-12-09 Alexandre Oliva <oliva@adacore.com>
1247 * expr.c (emit_move_multi_word): Skip clobber during lra.
1249 2021-12-09 Alexandre Oliva <oliva@adacore.com>
1251 PR tree-optimization/103024
1252 PR middle-end/103530
1253 * gimple-harden-conditionals.cc (non_eh_succ_edge): New.
1254 (pass_harden_compares::execute): Accept 1-bit integral types,
1255 and cope with throwing compares.
1257 2021-12-08 Iain Sandoe <iain@sandoe.co.uk>
1259 * config/darwin.h (DARWIN_PIE_SPEC): Add -no_pie when
1260 linking mdynamic-no-pic code on macOS > 10.7.
1262 2021-12-08 Dimitar Dimitrov <dimitar@dinux.eu>
1264 * config/pru/pru.c (pru_section_type_flags): New function.
1265 (TARGET_SECTION_TYPE_FLAGS): Wire it.
1267 2021-12-08 David Faust <david.faust@oracle.com>
1269 * config/bpf/bpf.c (handle_attr_preserve): Avoid calling
1270 is_gimple_assign with a NULL pointer.
1272 2021-12-08 Martin Liska <mliska@suse.cz>
1274 * profile-count.c (profile_count::dump): Add function
1275 that can dump to a provided buffer.
1276 (profile_probability::dump): Likewise.
1277 * profile-count.h: Likewise.
1278 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop):
1279 Use dump_printf_loc infrastructure.
1280 (tree_unswitch_outer_loop): Likewise.
1281 (find_loop_guard): Likewise.
1282 (hoist_guard): Likewise.
1284 2021-12-08 Chung-Lin Tang <cltang@codesourcery.com>
1286 * gimplify.c (extract_base_bit_offset): Add 'tree *offsetp' parameter,
1287 accomodate case where 'offset' return of get_inner_reference is
1289 (is_or_contains_p): Further robustify conditions.
1290 (omp_target_reorder_clauses): In alloc/to/from sorting phase, also
1291 move following GOMP_MAP_ALWAYS_POINTER maps along. Add new sorting
1292 phase where we make sure pointers with an attach/detach map are ordered
1294 (gimplify_scan_omp_clauses): Add modifications to avoid creating
1295 GOMP_MAP_STRUCT and associated alloc map for attach/detach maps.
1297 2021-12-08 Roger Sayle <roger@nextmovesoftware.com>
1299 * config/nvptx/nvptx.md (*extend_trunc_<mode>2_qi,
1300 *extend_trunc_<mode>2_hi, *extend_trunc_di2_si): New insns.
1301 Use cvt to perform sign-extension of truncation in one step.
1303 2021-12-08 Chung-Lin Tang <cltang@codesourcery.com>
1306 * gimplify.c ("tree-hash-traits.h"): Add include.
1307 (gimplify_scan_omp_clauses): Change struct_map_to_clause to type
1308 hash_map<tree_operand, tree> *. Adjust struct map handling to handle
1309 cases of *A and A->B expressions. Under !DECL_P case of
1310 GOMP_CLAUSE_MAP handling, add STRIP_NOPS for indir_p case, add to
1311 struct_deref_set for map(*ptr_to_struct) cases. Add MEM_REF case when
1312 handling component_ref_p case. Add unshare_expr and gimplification
1313 when created GOMP_MAP_STRUCT is not a DECL. Add code to add
1314 firstprivate pointer for *pointer-to-struct case.
1315 (gimplify_adjust_omp_clauses): Move GOMP_MAP_STRUCT removal code for
1316 exit data directives code to earlier position.
1317 * omp-low.c (lower_omp_target):
1318 Handle GOMP_MAP_ATTACH_ZERO_LENGTH_ARRAY_SECTION, and
1319 GOMP_MAP_POINTER_TO_ZERO_LENGTH_ARRAY_SECTION map kinds.
1320 * tree-pretty-print.c (dump_omp_clause): Likewise.
1322 2021-12-08 Andrew Stubbs <ams@codesourcery.com>
1323 Hafiz Abid Qadeer <abidh@codesourcery.com>
1325 * dwarf2cfi.c (dw_stack_pointer_regnum): Change type to struct cfa_reg.
1326 (dw_frame_pointer_regnum): Likewise.
1327 (new_cfi_row): Use set_by_dwreg.
1328 (get_cfa_from_loc_descr): Use set_by_dwreg. Support register spans.
1329 handle DW_OP_bregx with DW_OP_breg{0-31}. Support DW_OP_lit*,
1330 DW_OP_const*, DW_OP_minus, DW_OP_shl and DW_OP_plus.
1331 (lookup_cfa_1): Use set_by_dwreg.
1332 (def_cfa_0): Update for cfa_reg and support register spans.
1333 (reg_save): Change sreg parameter to struct cfa_reg. Support register
1335 (dwf_cfa_reg): New function.
1336 (dwarf2out_flush_queued_reg_saves): Use dwf_cfa_reg instead of
1338 (dwarf2out_frame_debug_def_cfa): Likewise.
1339 (dwarf2out_frame_debug_adjust_cfa): Likewise.
1340 (dwarf2out_frame_debug_cfa_offset): Likewise. Update reg_save usage.
1341 (dwarf2out_frame_debug_cfa_register): Likewise.
1342 (dwarf2out_frame_debug_expr): Likewise.
1343 (create_pseudo_cfg): Use set_by_dwreg.
1344 (initial_return_save): Use set_by_dwreg and dwf_cfa_reg,
1345 (create_cie_data): Use dwf_cfa_reg.
1346 (execute_dwarf2_frame): Use dwf_cfa_reg.
1347 (dump_cfi_row): Use set_by_dwreg.
1348 * dwarf2out.c (build_span_loc, build_breg_loc): New function.
1349 (build_cfa_loc): Support register spans.
1350 (build_cfa_aligned_loc): Update cfa_reg usage.
1351 (convert_cfa_to_fb_loc_list): Use set_by_dwreg.
1352 * dwarf2out.h (struct cfa_reg): New type.
1353 (struct dw_cfa_location): Use struct cfa_reg.
1354 (build_span_loc): New prototype.
1356 2021-12-08 Haochen Jiang <haochen.jiang@intel.com>
1359 * config/i386/sse.md
1360 (*<sse4_1>_blendv<ssefltmodesuffix><avxsizesuffix>_not_ltint):
1361 Add new define_insn_and_split.
1363 2021-12-08 Alexandre Oliva <oliva@adacore.com>
1365 PR middle-end/103149
1366 * gimple-harden-conditionals.cc (detach_value): Use memory if
1367 general regs won't do.
1369 2021-12-07 Martin Liska <mliska@suse.cz>
1371 PR middle-end/103438
1372 * config/s390/s390.c (s390_valid_target_attribute_inner_p):
1373 Use new enum CLVC_INTEGER.
1374 * opt-functions.awk: Use new CLVC_INTEGER.
1375 * opts-common.c (set_option): Likewise.
1376 (option_enabled): Return -1,0,1 for CLVC_INTEGER.
1377 (get_option_state): Use new CLVC_INTEGER.
1378 (control_warning_option): Likewise.
1379 * opts.h (enum cl_var_type): Likewise.
1381 2021-12-07 H.J. Lu <hjl.tools@gmail.com>
1384 * config/i386/i386.c (ix86_call_use_plt_p): Check FUNCTION_DECL
1385 before calling cgraph_node::get.
1387 2021-12-07 Richard Biener <rguenther@suse.de>
1389 PR tree-optimization/103596
1390 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt):
1391 Note we are not propagating into a PHI argument to may_propagate_copy.
1392 * tree-ssa-propagate.h (may_propagate_copy): Add
1393 argument specifying whether we propagate into a PHI arg.
1394 * tree-ssa-propagate.c (may_propagate_copy): Likewise.
1395 When not doing so we can replace an abnormal with
1397 (may_propagate_into_stmt): Update may_propagate_copy calls.
1398 (replace_exp_1): Move propagation checking code to
1399 propagate_value and rename to ...
1400 (replace_exp): ... this and elide previous wrapper.
1401 (propagate_value): Perform checking with adjusted
1402 may_propagate_copy call and dispatch to replace_exp.
1404 2021-12-07 Matthias Kretz <m.kretz@gsi.de>
1406 * hash-map.h (hash_map::traverse): Let both overloads behave the
1408 * predict.c (assert_is_empty): Return true, thus not changing
1411 2021-12-07 YunQiang Su <yunqiang.su@cipunited.com>
1413 * config/mips/mips.h (ISA_HAS_UNALIGNED_ACCESS, STRICT_ALIGNMENT):
1414 R6 can unaligned access.
1415 * config/mips/mips.md (movmisalign<mode>): Likewise.
1416 * config/mips/mips.opt: add -m(no-)unaligned-access
1417 * doc/invoke.texi: Likewise.
1419 2021-12-07 Eugene Rozenfeld <erozen@microsoft.com>
1421 * auto-profile.c (afdo_propagate_edge): Improve count propagation algorithm.
1423 2021-12-06 Paul A. Clarke <pc@us.ibm.com>
1426 * config/rs6000/xmmintrin.h (_mm_movemask_ps): Replace "vector" with
1429 2021-12-06 Jose E. Marchesi <jose.marchesi@oracle.com>
1431 * config/bpf/bpf.c (bpf_handle_preserve_access_index_attribute):
1432 Mark arguments `args' and flags' as unused.
1433 (bpf_core_newdecl): Remove unused local `newdecl'.
1434 (bpf_core_newdecl): Remove unused argument `loc'.
1435 (ctfc_debuginfo_early_finish_p): Remove unused function.
1436 (TARGET_CTFC_DEBUGINFO_EARLY_FINISH_P): Remove definition.
1437 (bpf_core_walk): Do not pass a location to bpf_core_newdecl.
1439 2021-12-06 Richard Sandiford <richard.sandiford@arm.com>
1441 * gimple-range-edge.cc (gimple_outgoing_range::edge_range_p): Add
1442 a shortcut for blocks with single successors.
1443 * gimple-range-gori.cc (gori_map::calculate_gori): Likewise.
1445 2021-12-06 Richard Sandiford <richard.sandiford@arm.com>
1447 * value-range.cc (irange::irange_union): Use quick_push rather
1448 than safe_push. Use widest_int rather than wide_int. Avoid
1449 assigning wi::to_* results to wide*_int temporaries.
1451 2021-12-06 Andrew MacLeod <amacleod@redhat.com>
1453 * gimple-range-cache.cc (ranger_cache::fill_block_cache): Check for
1454 a range from dominators before filling the cache.
1455 (ranger_cache::range_from_dom): New.
1456 * gimple-range-cache.h (ranger_cache::range_from_dom): Add prototype.
1458 2021-12-06 Andrew MacLeod <amacleod@redhat.com>
1460 * gimple-range-gori.h (class gori_compute):: Add prototypes.
1461 * gimple-range-gori.cc (gori_compute::has_edge_range_p): Add alternate
1462 API for basic block. Call for edge alterantive.
1463 (gori_compute::may_recompute_p): Ditto.
1465 2021-12-06 Richard Biener <rguenther@suse.de>
1467 PR tree-optimization/103581
1468 * tree-vect-stmts.c (vect_build_gather_load_calls): Properly
1469 guard all the AVX512 mask cases.
1471 2021-12-06 Richard Biener <rguenther@suse.de>
1473 PR tree-optimization/103544
1474 * tree-vect-slp.c (vect_analyze_slp): Only add a SLP reduction
1475 opportunity if the stmt in question is the reduction root.
1476 (dot_slp_tree): Add missing check for NULL child.
1478 2021-12-06 Jakub Jelinek <jakub@redhat.com>
1481 * config/avr/avr.c (avr_output_data_section_asm_op,
1482 avr_output_bss_section_asm_op): Change argument type from const void *
1485 2021-12-06 Tamar Christina <tamar.christina@arm.com>
1487 PR rtl-optimization/103404
1488 * cse.c (find_sets_in_insn): Don't select elements out of a V1 mode
1491 2021-12-06 Hongtao Liu <Hongtao.liu@intel.com>
1492 Uroš Bizjak <ubizjak@gmail.com>
1495 * config/i386/i386.c (ix86_preferred_reload_class): Allow
1496 integer regs when moves between register units are cheap.
1497 * config/i386/i386.h (INT_SSE_CLASS_P): New.
1499 2021-12-05 David Edelsohn <dje.gcc@gmail.com>
1501 * config/rs6000/rs6000-call.c (rs6000_init_builtins): Move
1502 AIX math builtin initialization before new_builtins_are_live.
1504 2021-12-04 Jakub Jelinek <jakub@redhat.com>
1506 * config/i386/x86-tune.def (X86_TUNE_PARTIAL_REG_DEPENDENCY): Fix
1507 comment typo, Preffer -> prefer.
1508 * ipa-modref-tree.c (modref_access_node::closer_pair_p): Likewise.
1510 2021-12-04 Alexandre Oliva <oliva@adacore.com>
1512 PR rtl-optimization/103028
1513 * ifcvt.c (find_cond_trap): Validate new insns more strictly
1516 2021-12-03 Martin Liska <mliska@suse.cz>
1517 Peter Bergner <bergner@linux.ibm.com>
1520 * config/rs6000/rs6000.c (rs6000_option_override_internal): Move the
1521 disabling of shrink-wrapping when using -mrop-protect from here...
1522 (rs6000_override_options_after_change): ...to here.
1524 2021-12-03 H.J. Lu <hjl.tools@gmail.com>
1527 * config/i386/i386-expand.c (ix86_expand_builtin): Pass PVW_NONE
1528 and PVW_NONE to ix86_target_string.
1529 * config/i386/i386-options.c (ix86_target_string): Add arguments
1530 for move_max and store_max.
1531 (ix86_target_string::add_vector_width): New lambda.
1532 (ix86_debug_options): Pass ix86_move_max and ix86_store_max to
1534 (ix86_function_specific_print): Pass ptr->x_ix86_move_max and
1535 ptr->x_ix86_store_max to ix86_target_string.
1536 (ix86_valid_target_attribute_tree): Handle x_ix86_move_max and
1538 (ix86_option_override_internal): Set the default x_ix86_move_max
1539 and x_ix86_store_max.
1540 * config/i386/i386-options.h (ix86_target_string): Add
1541 prefer_vector_width and prefer_vector_width.
1542 * config/i386/i386.h (TARGET_AVX256_MOVE_BY_PIECES): Removed.
1543 (TARGET_AVX256_STORE_BY_PIECES): Likewise.
1544 (MOVE_MAX): Use 64 if ix86_move_max or ix86_store_max ==
1545 PVW_AVX512. Use 32 if ix86_move_max or ix86_store_max >=
1547 (STORE_MAX_PIECES): Use 64 if ix86_store_max == PVW_AVX512.
1548 Use 32 if ix86_store_max >= PVW_AVX256.
1549 * config/i386/i386.opt: Add -mmove-max=bits and -mstore-max=bits.
1550 * config/i386/x86-tune.def (X86_TUNE_AVX512_MOVE_BY_PIECES): New.
1551 (X86_TUNE_AVX512_STORE_BY_PIECES): Likewise.
1552 * doc/invoke.texi: Document -mmove-max=bits and -mstore-max=bits.
1554 2021-12-03 Bill Schmidt <wschmidt@linux.ibm.com>
1556 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): Fix builtin
1559 2021-12-03 SiYu Wu <siyu@isrc.iscas.ac.cn>
1561 * common/config/riscv/riscv-common.c (riscv_implied_info):
1562 Add K-ext related entry.
1563 (riscv_supported_std_ext): Add 'k'.
1564 * config/riscv/arch-canonicalize (CANONICAL_ORDER): Add 'k'.
1565 (IMPLIED_EXT): Add K-ext related entry.
1567 2021-12-03 SiYu Wu <siyu@isrc.iscas.ac.cn>
1569 * common/config/riscv/riscv-common.c (riscv_ext_version_table):
1571 * config/riscv/riscv-opts.h (MASK_ZBKB): New.
1578 (MASK_ZKSED): Ditto.
1581 (TARGET_ZBKB): Ditto.
1582 (TARGET_ZBKC): Ditto.
1583 (TARGET_ZBKX): Ditto.
1584 (TARGET_ZKNE): Ditto.
1585 (TARGET_ZKND): Ditto.
1586 (TARGET_ZKNH): Ditto.
1587 (TARGET_ZKR): Ditto.
1588 (TARGET_ZKSED): Ditto.
1589 (TARGET_ZKSH): Ditto.
1590 (TARGET_ZKT): Ditto.
1591 * config/riscv/riscv.opt (riscv_zk_subext): New.
1593 2021-12-03 Tamar Christina <tamar.christina@arm.com>
1595 * tree-vect-stmts.c (prepare_load_store_mask): Rename to...
1596 (prepare_vec_mask): ...This and record operations that have already been
1598 (vectorizable_call): Use it.
1599 (vectorizable_operation): Likewise.
1600 (vectorizable_store): Likewise.
1601 (vectorizable_load): Likewise.
1602 * tree-vectorizer.h (class _loop_vec_info): Add vec_cond_masked_set.
1603 (vec_cond_masked_set_type, tree_cond_mask_hash): New.
1605 2021-12-03 H.J. Lu <hjl.tools@gmail.com>
1609 * target.def (ifunc_ref_local_ok): Add a target hook.
1610 * varasm.c (default_binds_local_p_3): Force indirect function
1611 resolver non-local only if targetm.ifunc_ref_local_ok returns
1613 * config/i386/i386-expand.c (ix86_expand_call): Call
1614 ix86_call_use_plt_p to check if PLT should be used.
1615 * config/i386/i386-protos.h (ix86_call_use_plt_p): New.
1616 * config/i386/i386.c (output_pic_addr_const): Call
1617 ix86_call_use_plt_p to check if "@PLT" is needed.
1618 (ix86_call_use_plt_p): New.
1619 (TARGET_IFUNC_REF_LOCAL_OK): New.
1620 * doc/tm.texi.in: Add TARGET_IFUNC_REF_LOCAL_OK.
1621 * doc/tm.texi: Regenerated.
1623 2021-12-03 Jakub Jelinek <jakub@redhat.com>
1625 * attribs.h (simple_cst_list_equal): Declare.
1626 * attribs.c (simple_cst_list_equal): No longer static.
1627 * config/i386/i386-options.c (target_attribute_cache): New variable.
1628 (ix86_valid_target_attribute_p): Cache DECL_FUNCTION_SPECIFIC_TARGET
1629 and DECL_FUNCTION_SPECIFIC_OPTIMIZATION based on args.
1631 2021-12-03 Jakub Jelinek <jakub@redhat.com>
1634 * ggc.h (gt_pch_note_callback): Declare.
1635 * gengtype.h (enum typekind): Add TYPE_CALLBACK.
1636 (callback_type): Declare.
1637 * gengtype.c (dbgprint_count_type_at): Handle TYPE_CALLBACK.
1638 (callback_type): New variable.
1639 (process_gc_options): Add CALLBACK argument, handle callback
1641 (set_gc_used_type): Adjust process_gc_options caller, if callback,
1642 set type to &callback_type.
1643 (output_mangled_typename): Handle TYPE_CALLBACK.
1644 (walk_type): Likewise. Handle callback option.
1645 (write_types_process_field): Handle TYPE_CALLBACK.
1646 (write_types_local_user_process_field): Likewise.
1647 (write_types_local_process_field): Likewise.
1648 (write_root): Likewise.
1649 (dump_typekind): Likewise.
1650 (dump_type): Likewise.
1651 * gengtype-state.c (type_lineloc): Handle TYPE_CALLBACK.
1652 (state_writer::write_state_callback_type): New method.
1653 (state_writer::write_state_type): Handle TYPE_CALLBACK.
1654 (read_state_callback_type): New function.
1655 (read_state_type): Handle TYPE_CALLBACK.
1656 * ggc-common.c (callback_vec): New variable.
1657 (gt_pch_note_callback): New function.
1658 (gt_pch_save): Stream out gt_pch_save function address and relocation
1660 (gt_pch_restore): Stream in saved gt_pch_save function address and
1661 relocation table and apply relocations if needed.
1662 * doc/gty.texi (callback): Document new GTY option.
1663 * varasm.c (get_unnamed_section): Change callback argument's type and
1664 last argument's type from const void * to const char *.
1665 (output_section_asm_op): Change argument's type from const void *
1666 to const char *, remove unnecessary cast.
1667 * tree-core.h (struct tree_translation_unit_decl): Drop GTY((skip))
1668 from language member.
1669 * output.h (unnamed_section_callback): Change argument type from
1670 const void * to const char *.
1671 (struct unnamed_section): Use GTY((callback)) instead of GTY((skip))
1672 for callback member. Change data member type from const void *
1674 (struct noswitch_section): Use GTY((callback)) instead of GTY((skip))
1675 for callback member.
1676 (get_unnamed_section): Change callback argument's type and
1677 last argument's type from const void * to const char *.
1678 (output_section_asm_op): Change argument's type from const void *
1680 * config/avr/avr.c (avr_output_progmem_section_asm_op): Likewise.
1681 Remove unneeded cast.
1682 * config/darwin.c (output_objc_section_asm_op): Change argument's type
1683 from const void * to const char *.
1684 * config/pa/pa.c (som_output_text_section_asm_op): Likewise.
1685 (som_output_comdat_data_section_asm_op): Likewise.
1686 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1688 (rs6000_xcoff_output_readonly_section_asm_op): Likewise. Instead
1689 of dereferencing directive hardcode variable names and decide based on
1690 whether directive is NULL or not.
1691 (rs6000_xcoff_output_readwrite_section_asm_op): Change argument's type
1692 from const void * to const char *.
1693 (rs6000_xcoff_output_tls_section_asm_op): Likewise. Instead
1694 of dereferencing directive hardcode variable names and decide based on
1695 whether directive is NULL or not.
1696 (rs6000_xcoff_output_toc_section_asm_op): Change argument's type
1697 from const void * to const char *.
1698 (rs6000_xcoff_asm_init_sections): Adjust get_unnamed_section callers.
1700 2021-12-03 Richard Purdie <richard.purdie@linuxfoundation.org>
1702 * Makefile.in: Fix "argument list too long" from install-plugins.
1704 2021-12-03 Matt Jacobson <mhjacobson@me.com>
1706 * config.gcc: For the AVR target, populate TM_MULTILIB_CONFIG.
1707 * config/avr/genmultilib.awk: Add ability to filter generated multilib
1709 * config/avr/t-avr: Pass TM_MULTILIB_CONFIG to genmultilib.awk.
1710 * configure.ac: Update help string for --with-multilib-list.
1711 * configure: Regenerate.
1713 2021-12-02 Ilya Lipnitskiy <ilya.lipnitskiy@gmail.com>
1715 * configure: Regenerate.
1716 * configure.ac: Define TARGET_LIBC_GNUSTACK on musl.
1718 2021-12-02 Iain Sandoe <iain@sandoe.co.uk>
1721 * config/host-darwin.c (TRY_EMPTY_VM_SPACE,
1722 SAFE_ALLOC_SIZE): New.
1723 (darwin_gt_pch_get_address): Rewrite to use nominated
1724 memory segments rather than part of the compiler __DATA
1726 (darwin_gt_pch_use_address): Likewise.
1728 2021-12-02 Gerald Pfeifer <gerald@pfeifer.com>
1730 * doc/install.texi (*-*-freebsd*): Remove references to
1731 FreeBSD 1 and FreeBSD 2.
1733 2021-12-02 Vladimir N. Makarov <vmakarov@redhat.com>
1735 PR rtl-optimization/103437
1736 * ira-color.c (setup_allocno_priorities): Switch off backup code
1737 for overflow if compiler has __builtin_smul_overflow. Use <
1738 for comparison with -INT_MAX.
1740 2021-12-02 Bill Schmidt <wschmidt@linux.ibm.com>
1742 * config/rs6000/altivec.h: Delete a number of #defines that are now
1743 superfluous. Alphabetize. Include rs6000-vecdefines.h. Include some
1745 * config/rs6000/rs6000-builtin-new.def (CMPB): Flag as no32bit.
1746 (BPERMD): Flag as 32bit (needing special handling for 32-bit).
1747 (UNPACK_TD): Return unsigned long long instead of unsigned long.
1748 (GET_TEXASR): Return unsigned long instead of unsigned long long.
1749 (GET_TEXASRU): Likewise.
1750 (GET_TFHAR): Likewise.
1751 (GET_TFIAR): Likewise.
1752 (SET_TEXASR): Pass unsigned long instead of unsigned long long.
1753 (SET_TEXASRU): Likewise.
1754 (SET_TFHAR): Likewise.
1755 (SET_TFIAR): Likewise.
1756 (TABORTDC): Likewise.
1757 (TABORTDCI): Likewise.
1758 * config/rs6000/rs6000-call.c (rs6000_expand_new_builtin): Fix error
1759 handling for no32bit. Add 32bit handling for RS6000_BIF_BPERMD.
1760 * config/rs6000/rs6000-gen-builtins.c (write_init_file): Initialize
1761 new_builtins_are_live to 1.
1763 2021-12-02 Vladimir N. Makarov <vmakarov@redhat.com>
1765 PR rtl-optimization/103437
1766 * ira-color.c (setup_allocno_priorities): Use long long
1767 multiplication as backup for overflow processing.
1769 2021-12-02 Tamar Christina <tamar.christina@arm.com>
1771 * config/aarch64/aarch64-protos.h (aarch64_gen_shareable_zero): New.
1772 * config/aarch64/aarch64-simd.md (aarch64_rshrn<mode>,
1773 aarch64_rshrn2<mode>): Generate rounding half-ing add when appropriate.
1774 * config/aarch64/aarch64.c (aarch64_gen_shareable_zero): New.
1776 2021-12-02 Vladimir N. Makarov <vmakarov@redhat.com>
1778 PR rtl-optimization/103437
1779 * ira-color.c (setup_allocno_priorities): Process multiplication
1782 2021-12-02 Martin Liska <mliska@suse.cz>
1784 PR gcov-profile/96092
1785 * common.opt: New option.
1786 * coverage.c (coverage_begin_function): Emit filename with
1787 remap_profile_filename.
1788 * doc/invoke.texi: Document the new option.
1789 * file-prefix-map.c (add_profile_prefix_map): New.
1790 (remap_profile_filename): Likewise.
1791 * file-prefix-map.h (add_profile_prefix_map): Likewise.
1792 (remap_profile_filename): Likewise.
1793 * lto-opts.c (lto_write_options): Handle
1794 OPT_fprofile_prefix_map_.
1795 * opts-global.c (handle_common_deferred_options): Likewise.
1796 * opts.c (common_handle_option): Likewise.
1797 (gen_command_line_string): Likewise.
1798 * profile.c (output_location): Emit filename with
1799 remap_profile_filename.
1801 2021-12-02 Richard Biener <rguenther@suse.de>
1803 PR middle-end/103271
1804 * internal-fn.c (expand_DEFERRED_INIT): When the base
1805 of the LHS is a decl with matching constant size use
1806 that as the initialization target instead of an
1807 eventual VLA typed one.
1809 2021-12-02 Richard Biener <rguenther@suse.de>
1811 PR tree-optimization/103527
1812 * tree-vect-stmts.c (vect_build_gather_load_calls): Always
1813 use a truth type for building the vector mask.
1815 2021-12-02 Rasmus Villemoes <rasmus.villemoes@prevas.dk>
1817 * config/vxworks.h (LTO_PLUGIN_SPEC): Adapt to corrected
1818 spelling of -linker-output-auto-nolto-rel.
1820 2021-12-01 Uroš Bizjak <ubizjak@gmail.com>
1823 * config/i386/sse.md (VI2F): Remove mode iterator.
1824 (VI2F_256_512): New mode iterator.
1825 (vec_set<V8_128:mode>_0): New insn pattern.
1826 (vec_set<VI2F_256_512:mode>_0>): Rename from vec_set<VI2F:mode>mode.
1827 Use VI2F_256_512 mode iterator instead of VI2F.
1828 (*axv512fp16_movsh): Remove.
1829 (<sse2p4_1>_pinsr<ssemodesuffix>): Add (x,x,x) AVX2 alternative.
1830 Do not disable V8HF mode insn on AVX2 targets.
1831 (pinsrw -> pbroadcast + pblendw peephole2): New peephole.
1832 (pinsrw -> pbroadcast + pblendw splitter): New post-reload splitter.
1833 * config/i386/i386.md (extendhfsf): Call gen_vec_setv8hf_0.
1834 * config/i386/i386-expand.c (ix86_expand_vector_set)
1835 <case E_V8HFmode>: Use vec_merge path for TARGET_AVX2.
1837 2021-12-01 Roger Sayle <roger@nextmovesoftware.com>
1838 Richard Biener <rguenther@suse.de>
1840 * tree-ssa-loop-niter.c (number_of_iterations_until_wrap):
1841 Check if simplify_using_initial_conditions allows us to
1842 simplify the expression for may_be_zero.
1843 * match.pd (X != C ? -X : -C -> -X): New transform.
1844 (X != C ? ~X : ~C -> ~X): Likewise.
1845 ((X+1) > Y ? -X : 1 -> X >= Y ? -X : 1): Likewise.
1847 2021-12-01 Peter Bergner <bergner@linux.ibm.com>
1849 PR middle-end/103127
1850 * gimplify.c (is_var_need_auto_init): Handle opaque types.
1852 2021-12-01 Iain Buclaw <ibuclaw@gdcproject.org>
1854 * common.opt (static-libphobos): Add option.
1855 * config/darwin.h (LINK_SPEC): Substitute -lgphobos with libgphobos.a
1856 when linking statically.
1857 * gcc.c (driver_handle_option): Set -static-libphobos as always valid.
1859 2021-12-01 Jason Merrill <jason@redhat.com>
1862 * fold-const.c (maybe_nonzero_address): Use get_create or get
1863 depending on folding_initializer.
1864 (fold_binary_initializer_loc): New.
1865 * fold-const.h (fold_binary_initializer_loc): Declare.
1866 * varasm.c (mark_weak): Don't use the decl location.
1867 * doc/invoke.texi: Document -fconstexpr-fp-except.
1869 2021-12-01 Bill Schmidt <wschmidt@linux.ibm.com>
1872 * config/rs6000/rs6000-c.c (rs6000-builtins.h): Stop including.
1873 (rs6000-internal.h): Include.
1874 (altivec_resolve_new_overloaded_builtin): Move call to
1875 rs6000_invalid_new_builtin here from rs6000_new_builtin_decl.
1876 * config/rs6000/rs6000-call.c (rs6000-builtins.h): Stop including.
1877 (rs6000_invalid_new_builtin): Remove static qualifier.
1878 (rs6000_new_builtin_decl): Remove test for supported builtin.
1879 * config/rs6000/rs6000-internal.h (rs6000-builtins.h): Include.
1880 (rs6000_invalid_new_builtin): Declare.
1881 * config/rs6000/rs6000.c (rs6000-builtins.h): Don't include.
1883 2021-12-01 Aldy Hernandez <aldyh@redhat.com>
1885 PR tree-optimization/103409
1886 * gimple-range-path.cc (path_range_query::compute_ranges_in_phis):
1887 Do all the work with just one ssa_global_cache.
1888 * gimple-range-path.h: Remove m_tmp_phi_cache.
1890 2021-12-01 Richard Sandiford <richard.sandiford@arm.com>
1892 PR tree-optimization/103517
1893 * tree-vect-slp.c (vect_build_slp_tree_1): When allowing two
1894 different component references, check the codes of both them,
1895 rather than just the first.
1897 2021-12-01 Andrew MacLeod <amacleod@redhat.com>
1899 PR tree-optimization/103464
1900 * gimple-range.cc (gimple_ranger::prefill_name): Process phis also.
1901 (gimple_ranger::prefill_stmt_dependencies): Ditto.
1903 2021-12-01 Iain Buclaw <ibuclaw@gdcproject.org>
1905 * doc/install.texi (Prerequisites): Add note that D front end now
1906 requires GDC installed in order to bootstrap.
1907 (Building): Add D compiler section, referencing prerequisites.
1909 2021-12-01 Jakub Jelinek <jakub@redhat.com>
1911 * config/i386/x86-tune.def (X86_TUNE_SCHEDULE,
1912 X86_TUNE_SSE_PARTIAL_REG_FP_CONVERTS_DEPENDENCY,
1913 X86_TUNE_MISALIGNED_MOVE_STRING_PRO_EPILOGUES): Formatting fixes.
1914 (X86_TUNE_USE_GATHER): Put m_GENERIC last for consistency.
1916 2021-12-01 Jakub Jelinek <jakub@redhat.com>
1918 PR rtl-optimization/102356
1919 * rtl.h (simplify_context): Add assoc_count member and
1920 max_assoc_count static member.
1921 * simplify-rtx.c (simplify_associative_operation): Don't reassociate
1922 more than max_assoc_count times within one outermost simplify_* call.
1923 * dwarf2out.c (mem_loc_descriptor): Optimize binary operation
1924 with both operands the same using DW_OP_dup.
1926 2021-12-01 Tamar Christina <tamar.christina@arm.com>
1928 * match.pd: Move below pattern that rewrites to EQ, NE.
1929 * tree.c (bitmask_inv_cst_vector_p): Correct do .. while indentation.
1931 2021-12-01 Siddhesh Poyarekar <siddhesh@gotplt.org>
1932 Martin Liška <mliska@suse.cz>
1934 PR tree-optimization/103456
1935 * tree-object-size.c (merge_object_sizes): Update osi->changed
1936 only if object_sizes_set succeeded.
1938 2021-11-30 liuhongt <hongtao.liu@intel.com>
1942 * config/i386/i386.md (*x86_64_shld_1): Set_attr
1943 length_immediate to 1.
1944 (*x86_shld_1): Ditto.
1945 (*x86_64_shrd_1): Ditto.
1946 (*x86_shrd_1): Ditto.
1948 2021-11-30 Bill Schmidt <wschmidt@linux.ibm.com>
1950 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1952 (altivec_resolve_new_overloaded_builtin): Likewise.
1954 2021-11-30 Martin Jambor <mjambor@suse.cz>
1957 * ipa-sra.c (scan_function): Also check ECF_LOOPING_CONST_OR_PURE flag.
1959 2021-11-30 Richard Sandiford <richard.sandiford@arm.com>
1961 PR tree-optimization/103494
1962 * tree-vect-stmts.c (vect_get_gather_scatter_ops): Remove ncopies
1963 argument and calculate ncopies from gs_info->offset_vectype
1965 (vectorizable_store, vectorizable_load): Update accordingly.
1967 2021-11-30 Iain Buclaw <ibuclaw@gdcproject.org>
1969 * Makefile.in (GDC): New variable.
1970 (GDCFLAGS): New variable.
1971 * configure: Regenerate.
1972 * configure.ac: Add call to ACX_PROG_GDC. Substitute GDCFLAGS.
1974 2021-11-30 Martin Liska <mliska@suse.cz>
1975 Martin Jambor <mjambor@suse.cz>
1978 * ipa-param-manipulation.c
1979 (ipa_param_body_adjustments::prepare_debug_expressions): Be
1980 careful about hash_map reallocating itself. Simpify a return
1981 which always returns true.
1983 2021-11-30 Andrew MacLeod <amacleod@redhat.com>
1985 PR tree-optimization/103440
1986 * gimple-range-fold.cc (fold_using_range::range_of_phi): Continue
1987 normal param processing for equiv params.
1989 2021-11-30 Richard Biener <rguenther@suse.de>
1991 * config/i386/i386.c (ix86_shift_rotate_cost): Remove
1993 * tree-chrec.c (evolution_function_is_invariant_rec_p):
1995 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
1996 * tree-ssa-pre.c (fully_constant_expression): Likewise.
1997 * tree-vrp.c (operand_less_p): Likewise.
1998 * reload.c (reg_overlap_mentioned_for_reload_p): Remove
1999 unreachable gcc_unreachable ().
2000 * sel-sched-ir.h (bb_next_bb): Likewise.
2001 * varasm.c (compare_constant): Likewise.
2003 2021-11-30 Richard Biener <rguenther@suse.de>
2005 PR tree-optimization/103489
2006 * tree-vect-loop.c (vectorizable_phi): Verify argument
2007 vector type compatibility to mitigate bool pattern recog
2010 2021-11-30 Thomas Schwinge <thomas@codesourcery.com>
2012 * omp-offload.c (oacc_loop_auto_partitions): Remove erroneous
2013 "Orphan reductions cannot have gang partitioning" handling.
2015 2021-11-30 Thomas Schwinge <thomas@codesourcery.com>
2017 * omp-offload.c (oacc_loop_process): Implement "gang reduction on
2018 an orphan loop" checking.
2020 2021-11-30 Cesar Philippidis <cesar@codesourcery.com>
2021 Thomas Schwinge <thomas@codesourcery.com>
2023 * omp-general.h (enum oacc_loop_flags): Add OLF_REDUCTION enum.
2024 * omp-low.c (lower_oacc_head_mark): Use it to mark OpenACC
2026 * omp-offload.c (oacc_loop_auto_partitions): Don't assign gang
2027 level parallelism to orphan reductions.
2029 2021-11-30 Aldy Hernandez <aldyh@redhat.com>
2031 PR tree-optimization/103451
2032 * range-op.cc (operator_div::wi_fold): Remove
2033 can_throw_non_call_exceptions special case.
2034 * tree-ssa-sink.c (sink_code_in_bb): Same.
2036 2021-11-30 Richard Sandiford <richard.sandiford@arm.com>
2038 * tree-vect-slp.c (arg1_arg4_map): New variable.
2039 (vect_get_operand_map): Handle IFN_MASK_GATHER_LOAD.
2040 (vect_build_slp_tree_1): Likewise.
2041 (vect_build_slp_tree_2): Likewise.
2042 * tree-vect-stmts.c (vectorizable_load): Expect the mask to be
2043 the last SLP child node rather than the first.
2045 2021-11-30 Richard Sandiford <richard.sandiford@arm.com>
2047 * tree-if-conv.c: Include tree-eh.h.
2048 (predicate_statements): Remove pe argument. Don't hoist
2050 (combine_blocks): Remove pe argument.
2051 (ifcvt_available_on_edge_p, ifcvt_can_hoist): New functions.
2052 (ifcvt_hoist_invariants): Likewise.
2053 (tree_if_conversion): Update call to combine_blocks. Call
2054 ifcvt_hoist_invariants after VN.
2056 2021-11-30 Richard Sandiford <richard.sandiford@arm.com>
2058 PR tree-optimization/102467
2059 * doc/sourcebuild.texi (vect_gather_load_ifn): Document.
2060 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2061 Commonize safelen handling. Punt for anything involving
2062 gathers and scatters unless safelen says otherwise.
2063 * tree-vect-slp.c (arg1_map): New variable.
2064 (vect_get_operand_map): Handle IFN_GATHER_LOAD.
2065 (vect_build_slp_tree_1): Likewise.
2066 (vect_build_slp_tree_2): Likewise.
2067 (compatible_calls_p): If vect_get_operand_map returns nonnull,
2068 check that any skipped arguments are equal.
2069 (vect_slp_analyze_node_operations_1): Tighten reduction check.
2070 * tree-vect-stmts.c (check_load_store_for_partial_vectors): Take
2071 an ncopies argument.
2072 (vect_get_gather_scatter_ops): Take slp_node and ncopies arguments.
2074 (vectorizable_store, vectorizable_load): Adjust accordingly.
2076 2021-11-30 Richard Sandiford <richard.sandiford@arm.com>
2078 * gimple.h (gimple_num_args, gimple_arg, gimple_arg_ptr): New
2080 * tree-vect-slp.c (cond_expr_maps, arg2_map): New variables.
2081 (vect_get_operand_map): New function.
2082 (vect_get_and_check_slp_defs): Fix outdated comment.
2083 Use vect_get_operand_map and new gimple argument accessors.
2084 (vect_build_slp_tree_2): Likewise.
2086 2021-11-30 Richard Sandiford <richard.sandiford@arm.com>
2088 * tree-vect-slp.c (vect_build_slp_tree_1): Use code_helper
2089 to record the operations performed by statements, only using
2090 CALL_EXPR for things that don't map to built-in or internal
2091 functions. For shifts, require all shift amounts to be equal
2092 if optab_vector is not supported but optab_scalar is.
2094 2021-11-30 Richard Sandiford <richard.sandiford@arm.com>
2096 * tree-vect-data-refs.c (vect_check_gather_scatter): Continue
2097 processing conversions if the current offset is a pointer.
2099 2021-11-30 Richard Sandiford <richard.sandiford@arm.com>
2101 * tree-vectorizer.h (vect_is_reduction): Use STMT_VINFO_REDUC_IDX.
2103 2021-11-30 Richard Sandiford <richard.sandiford@arm.com>
2105 * genopinit.c (main): Turn supports_vec_gather_load and
2106 supports_vec_scatter_store into signed char arrays and remove
2107 supports_vec_gather_load_cached and supports_vec_scatter_store_cached.
2108 * optabs-query.c (supports_vec_convert_optab_p): Add a mode parameter.
2109 If the mode is not VOIDmode, test only for that mode.
2110 (supports_vec_gather_load_p): Likewise.
2111 (supports_vec_scatter_store_p): Likewise.
2112 * optabs-query.h (supports_vec_gather_load_p): Likewise.
2113 (supports_vec_scatter_store_p): Likewise.
2114 * tree-vect-data-refs.c (vect_check_gather_scatter): Pass the
2115 vector mode to supports_vec_gather_load_p and
2116 supports_vec_scatter_store_p.
2118 2021-11-30 Richard Sandiford <richard.sandiford@arm.com>
2120 * internal-fn.c (commutative_binary_fn_p): Handle IFN_ADD_OVERFLOW
2121 and IFN_MUL_OVERFLOW.
2123 2021-11-30 Richard Sandiford <richard.sandiford@arm.com>
2125 * internal-fn.c (commutative_binary_fn_p): Handle IFN_UBSAN_CHECK_ADD
2126 and IFN_UBSAN_CHECK_MUL.
2128 2021-11-30 Richard Sandiford <richard.sandiford@arm.com>
2130 * internal-fn.c (commutative_binary_fn_p): Handle IFN_COMPLEX_MUL.
2132 2021-11-30 Richard Sandiford <richard.sandiford@arm.com>
2134 * gimple-fold.c: Include internal-fn.h.
2135 (fold_stmt_1): If a function maps to an internal one, use
2136 first_commutative_argument to canonicalize the order of
2137 commutative arguments.
2138 * gimple-match-head.c (gimple_resimplify2, gimple_resimplify3)
2139 (gimple_resimplify4, gimple_resimplify5): Extend commutativity
2140 checks to functions.
2142 2021-11-30 Richard Sandiford <richard.sandiford@arm.com>
2144 * doc/md.texi (reduc_fmin_scal_@var{m}): Document.
2145 (reduc_fmax_scal_@var{m}): Likewise.
2146 * optabs.def (reduc_fmax_scal_optab): New optab.
2147 (reduc_fmin_scal_optab): Likewise
2148 * internal-fn.def (REDUC_FMAX, REDUC_FMIN): New functions.
2149 * tree-vect-loop.c (reduction_fn_for_scalar_code): Handle
2150 CASE_CFN_FMAX and CASE_CFN_FMIN.
2151 (neutral_op_for_reduction): Likewise.
2152 (needs_fold_left_reduction_p): Likewise.
2153 * config/aarch64/iterators.md (FMAXMINV): New iterator.
2154 (fmaxmin): Handle UNSPEC_FMAXNMV and UNSPEC_FMINNMV.
2155 * config/aarch64/aarch64-simd.md (reduc_<optab>_scal_<mode>): Fix
2157 (reduc_<fmaxmin>_scal_<mode>): New pattern.
2158 * config/aarch64/aarch64-sve.md (reduc_<fmaxmin>_scal_<mode>):
2161 2021-11-30 Richard Sandiford <richard.sandiford@arm.com>
2163 * builtins.h (associated_internal_fn): Declare overload that
2164 takes a (combined_cfn, return type) pair.
2165 * builtins.c (associated_internal_fn): Split new overload out
2166 of original fndecl version. Also provide an overload that takes
2167 a (combined_cfn, return type) pair.
2168 * internal-fn.h (commutative_binary_fn_p): Declare.
2169 (commutative_ternary_fn_p): Likewise.
2170 (associative_binary_fn_p): Likewise.
2171 * internal-fn.c (commutative_binary_fn_p, commutative_ternary_fn_p):
2172 New functions, split out from...
2173 (first_commutative_argument): ...here.
2174 (associative_binary_fn_p): New function.
2175 * gimple-match.h (code_helper): Add a constructor that takes
2177 (commutative_binary_op_p): Declare.
2178 (commutative_ternary_op_p): Likewise.
2179 (first_commutative_argument): Likewise.
2180 (associative_binary_op_p): Likewise.
2181 (canonicalize_code): Likewise.
2182 (directly_supported_p): Likewise.
2183 (get_conditional_internal_fn): Likewise.
2184 (gimple_build): New overloads that takes a code_helper.
2185 * gimple-fold.c (gimple_build): Likewise.
2186 * gimple-match-head.c (commutative_binary_op_p): New function.
2187 (commutative_ternary_op_p): Likewise.
2188 (first_commutative_argument): Likewise.
2189 (associative_binary_op_p): Likewise.
2190 (canonicalize_code): Likewise.
2191 (directly_supported_p): Likewise.
2192 (get_conditional_internal_fn): Likewise.
2193 * tree-vectorizer.h: Include gimple-match.h.
2194 (neutral_op_for_reduction): Take a code_helper instead of a tree_code.
2195 (needs_fold_left_reduction_p): Likewise.
2196 (reduction_fn_for_scalar_code): Likewise.
2197 (vect_can_vectorize_without_simd_p): Declare a nNew overload that takes
2199 * tree-vect-loop.c: Include case-cfn-macros.h.
2200 (fold_left_reduction_fn): Take a code_helper instead of a tree_code.
2201 (reduction_fn_for_scalar_code): Likewise.
2202 (neutral_op_for_reduction): Likewise.
2203 (needs_fold_left_reduction_p): Likewise.
2204 (use_mask_by_cond_expr_p): Likewise.
2205 (build_vect_cond_expr): Likewise.
2206 (vect_create_partial_epilog): Likewise. Use gimple_build rather
2207 than gimple_build_assign.
2208 (check_reduction_path): Handle calls and operate on code_helpers
2209 rather than tree_codes.
2210 (vect_is_simple_reduction): Likewise.
2211 (vect_model_reduction_cost): Likewise.
2212 (vect_find_reusable_accumulator): Likewise.
2213 (vect_create_epilog_for_reduction): Likewise.
2214 (vect_transform_cycle_phi): Likewise.
2215 (vectorizable_reduction): Likewise. Make more use of
2217 (vect_transform_reduction): Use gimple_extract_op but expect
2218 a tree_code for now.
2219 (vect_can_vectorize_without_simd_p): New overload that takes
2221 * tree-vect-stmts.c (vectorizable_call): Handle reductions in
2223 * tree-vect-patterns.c (vect_mark_pattern_stmts): Use
2224 gimple_extract_op when updating STMT_VINFO_REDUC_IDX.
2226 2021-11-30 Richard Sandiford <richard.sandiford@arm.com>
2228 * gimple-match.h (code_helper): Provide == and != overloads.
2229 (code_helper::operator tree_code): Make explicit.
2230 (code_helper::operator combined_fn): Likewise.
2231 * gimple-match-head.c (convert_conditional_op): Use explicit
2232 conversions where necessary.
2233 (gimple_resimplify1, gimple_resimplify2, gimple_resimplify3): Likewise.
2234 (maybe_push_res_to_seq, gimple_simplify): Likewise.
2235 * gimple-fold.c (replace_stmt_with_simplification): Likewise.
2237 2021-11-30 Richard Sandiford <richard.sandiford@arm.com>
2239 * gimple-match.h (code_helper): Add functions for querying whether
2240 the code represents an internal_fn or a built_in_function.
2241 Provide explicit conversion operators for both cases.
2242 (gimple_extract_op): Declare.
2243 * gimple-match-head.c (gimple_extract): New function, extracted from...
2244 (gimple_simplify): ...here.
2245 (gimple_extract_op): New function.
2247 2021-11-30 Eric Botcazou <ebotcazou@adacore.com>
2250 * config/i386/i386.c (ix86_output_call_insn): Beef up comment about
2251 nops emitted with SEH.
2252 * config/i386/winnt.c (i386_pe_seh_unwind_emit): When switching to
2253 the cold section, emit a nop before the directive if the previous
2254 active instruction is a call.
2256 2021-11-30 Roger Sayle <roger@nextmovesoftware.com>
2257 Uroš Bizjak <ubizjak@gmail.com>
2260 * config/i386/sse.md (define_split): New splitters to simplify
2261 not;vec_duplicate;and as vec_duplicate;andn.
2263 2021-11-30 Richard Biener <rguenther@suse.de>
2265 PR middle-end/103485
2266 * match.pd (-((int)x >> (prec - 1)) to (unsigned)x >> (prec - 1)):
2267 Use VIEW_CONVERT_EXPR for vectors.
2269 2021-11-30 Richard Biener <rguenther@suse.de>
2271 * cfgrtl.c (skip_insns_after_block): Refactor code to
2272 be more easily readable.
2273 * expr.c (op_by_pieces_d::run): Remove unreachable
2275 * sched-deps.c (sched_analyze): Remove unreachable
2277 * sel-sched-ir.c (in_same_ebb_p): Likewise.
2278 * tree-ssa-alias.c (nonoverlapping_refs_since_match_p):
2279 Remove unreachable code.
2280 * tree-vect-slp.c (vectorize_slp_instance_root_stmt):
2281 Refactor to avoid unreachable loop iteration.
2282 * tree.c (walk_tree_1): Remove unreachable break.
2283 * vec-perm-indices.c (vec_perm_indices::series_p): Remove
2286 2021-11-30 Kewen Lin <linkw@linux.ibm.com>
2289 * config/rs6000/rs6000-call.c (rs6000_builtin_decl): Remove builtin mask
2292 2021-11-30 Kewen Lin <linkw@linux.ibm.com>
2294 * config/rs6000/rs6000.c
2295 (rs6000_cost_data::update_target_cost_per_stmt): Adjust the way to
2296 compute extra penalized cost. Remove useless parameter.
2297 (rs6000_cost_data::rs6000_add_stmt_cost): Adjust the call to function
2298 update_target_cost_per_stmt.
2300 2021-11-30 Kewen Lin <linkw@linux.ibm.com>
2303 2021-11-17 Kewen Lin <linkw@linux.ibm.com>
2305 * config/visium/visium.md (*add<mode>3_insn, *addsi3_insn, *addi3_insn,
2306 *sub<mode>3_insn, *subsi3_insn, *subdi3_insn, *neg<mode>2_insn,
2307 *negdi2_insn, *and<mode>3_insn, *ior<mode>3_insn, *xor<mode>3_insn,
2308 *one_cmpl<mode>2_insn, *ashl<mode>3_insn, *ashr<mode>3_insn,
2309 *lshr<mode>3_insn, *trunchiqi2_insn, *truncsihi2_insn,
2310 *truncdisi2_insn, *extendqihi2_insn, *extendqisi2_insn,
2311 *extendhisi2_insn, *extendsidi2_insn, *zero_extendqihi2_insn,
2312 *zero_extendqisi2_insn, *zero_extendsidi2_insn): Fix split condition.
2314 2021-11-30 Andrew MacLeod <amacleod@redhat.com>
2316 PR tree-optimization/103467
2317 * gimple-range-gori.cc (range_def_chain::register_dependency): Don't
2318 use an object reference after a potential resize.
2320 2021-11-29 Uroš Bizjak <ubizjak@gmail.com>
2323 * config/i386/i386.md (*movhi_internal): Introduce (*v,C) alternative.
2324 Do not allocate non-GPR registers. Optimize xmm->xmm moves when
2325 optimizing for size. Fix vpinsrw insn template.
2326 (*movhf_internal): Fix pinsrw and pextrw insn templates for
2327 AVX targets. Use sselog1 type instead of sselog. Optimize GPR moves.
2328 Optimize xmm->xmm moves for TARGET_SSE_PARTIAL_REG_DEPENDENCY
2329 and TARGET_SSE_SPLIT_REGS targets.
2331 2021-11-29 Eric Gallager <egallager@gcc.gnu.org>
2333 * configure: Re-regenerate.
2335 2021-11-29 Eric Gallager <egallager@gcc.gnu.org>
2338 * Makefile.in: Substitute CTAGS, ETAGS, and CSCOPE
2339 variables. Use ETAGS variable in TAGS target.
2340 * configure: Regenerate.
2341 * configure.ac: Allow CTAGS, ETAGS, and CSCOPE
2342 variables to be overridden.
2344 2021-11-29 Paul A. Clarke <pc@us.ibm.com>
2346 * config/rs6000/xmmintrin.h (_mm_movemask_ps): Use vec_extractm
2348 * config/rs6000/emmintrin.h (_mm_movemask_pd): Likewise.
2349 (_mm_movemask_epi8): Likewise.
2351 2021-11-29 Richard Biener <rguenther@suse.de>
2353 * read-rtl-function.c (function_reader::read_rtx_operand):
2354 Return only after resetting m_in_call_function_usage.
2356 2021-11-29 Roger Sayle <roger@nextmovesoftware.com>
2358 * config/i386/i386-expand.c (ix86_expand_v1ti_to_ti): Perform the
2359 conversion via V2DImode using vec_extractv2didi on TARGET_SSE2.
2360 * config/i386/sse.md (rotlv1ti3, rotrv1ti3): Change constraint
2361 on QImode shift amounts from const_int_operand to general_operand.
2363 2021-11-29 Richard Biener <rguenther@suse.de>
2365 * tree.h (reverse_storage_order_for_component_p): Remove
2366 spurious gcc_unreachable.
2367 * cfganal.c (dfs_find_deadend): Likewise.
2368 * fold-const-call.c (fold_const_logb): Likewise.
2369 (fold_const_significand): Likewise.
2370 * gimple-ssa-store-merging.c (lhs_valid_for_store_merging_p):
2373 2021-11-29 Richard Biener <rguenther@suse.de>
2375 * vec.c (qsort_chk): Do not return the void return value
2376 from the noreturn qsort_chk_error.
2377 * ccmp.c (expand_ccmp_expr_1): Remove unreachable return.
2378 * df-scan.c (df_ref_equal_p): Likewise.
2379 * dwarf2out.c (is_base_type): Likewise.
2380 (add_const_value_attribute): Likewise.
2381 * fixed-value.c (fixed_arithmetic): Likewise.
2382 * gimple-fold.c (gimple_fold_builtin_fputs): Likewise.
2383 * gimple-ssa-strength-reduction.c (stmt_cost): Likewise.
2384 * graphite-isl-ast-to-gimple.c
2385 (gcc_expression_from_isl_expr_op): Likewise.
2386 (gcc_expression_from_isl_expression): Likewise.
2387 * ipa-fnsummary.c (will_be_nonconstant_expr_predicate):
2389 * lto-streamer-in.c (lto_input_mode_table): Likewise.
2391 2021-11-29 liuhongt <hongtao.liu@intel.com>
2394 * config/i386/i386.c (inline_secondary_memory_needed): HImode
2395 move between GPR and SSE registers is supported under
2396 TARGET_SSE2 and above.
2397 * config/i386/i386.md (extendhfsf2): Optimize expander.
2398 (truncsfhf2): Ditto.
2399 * config/i386/sse.md (sse2p4_1): Adjust attr for V8HFmode to
2400 align with V8HImode.
2402 2021-11-29 liuhongt <hongtao.liu@intel.com>
2406 * config/i386/i386.c (ix86_secondary_reload): Without
2407 TARGET_SSE4_1, General register is needed to move HImode from
2408 sse register to memory.
2409 * config/i386/sse.md (*vec_extrachf): Use %vpextrw instead of
2410 pextrw in output templates.
2411 * config/i386/i386.md (movhi_internal): Ditto, also fix typo of
2412 MEM_P (operands[1]) and adjust mode/prefix/type attribute for
2413 alternatives related to sse register.
2415 2021-11-29 Richard Biener <rguenther@suse.de>
2417 PR tree-optimization/103458
2418 * tree-ssa-dce.c (make_forwarders_with_degenerate_phis): Do not
2419 create forwarders for blocks with abnormal predecessors.
2421 2021-11-29 Richard Biener <rguenther@suse.de>
2423 * gimple-predicate-analysis.cc (can_be_invalidated_p):
2424 Restore semantics to the one before the split from
2427 2021-11-28 Jan Hubicka <hubicka@ucw.cz>
2429 * profile.c: Include sreal.h
2430 (struct bb_stats): New.
2431 (cmp_stats): New function.
2432 (compute_branch_probabilities): Output bb stats.
2434 2021-11-28 Jan Hubicka <hubicka@ucw.cz>
2436 * cfghooks.c: Include sreal.h, profile.h.
2437 (profile_record_check_consistency): Fix checking of count counsistency;
2438 record also dynamic mismatches.
2439 * cfgrtl.c (rtl_account_profile_record): Similarly.
2440 * tree-cfg.c (gimple_account_profile_record): Likewise.
2441 * cfghooks.h (struct profile_record): Remove num_mismatched_freq_in,
2442 num_mismatched_freq_out, turn time to double, add
2443 dyn_mismatched_prob_out, dyn_mismatched_count_in,
2444 num_mismatched_prob_out; remove num_mismatched_count_out.
2445 * passes.c (account_profile_1): New function.
2446 (account_profile_in_list): New function.
2447 (pass_manager::dump_profile_report): Rewrite.
2448 (execute_one_ipa_transform_pass): Check profile consistency after
2450 (execute_all_ipa_transforms): Remove cfun test; record all transform
2452 (execute_one_pass): Fix collecting of profile stats.
2454 2021-11-27 Jakub Jelinek <jakub@redhat.com>
2456 PR middle-end/103431
2457 * config/i386/i386.md (x86_64_shld, x86_shld, x86_64_shrd, x86_shrd):
2458 Change insn pattern to accurately describe the instructions.
2459 (*x86_64_shld_1, *x86_shld_1, *x86_64_shrd_1, *x86_shrd_1): New
2460 define_insn patterns.
2461 (*x86_64_shld_2, *x86_shld_2, *x86_64_shrd_2, *x86_shrd_2): New
2462 define_insn_and_split patterns.
2463 (*ashl<dwi>3_doubleword_mask, *ashl<dwi>3_doubleword_mask_1,
2464 *<insn><dwi>3_doubleword_mask, *<insn><dwi>3_doubleword_mask_1,
2465 ix86_rotl<dwi>3_doubleword, ix86_rotr<dwi>3_doubleword): Adjust
2466 splitters for x86_{,64_}sh{l,r}d pattern changes.
2468 2021-11-27 Jakub Jelinek <jakub@redhat.com>
2470 PR tree-optimization/103435
2471 * gimple-ssa-store-merging.c (find_bswap_or_nop_finalize): Avoid UB if
2472 n->range - rsize == 8, just clear both *cmpnop and *cmpxchg in that
2475 2021-11-27 Martin Jambor <mjambor@suse.cz>
2478 * ipa-prop.c (ipcp_transform_function): Call
2479 delete_unreachable_blocks_update_callgraph instead of returning
2482 2021-11-26 Siddhesh Poyarekar <siddhesh@gotplt.org>
2484 * tree-object-size.c (object_sizes_grow, object_sizes_release,
2485 object_sizes_unknown_p, object_sizes_get, object_size_set_force,
2486 object_sizes_set): New functions.
2487 (addr_object_size, compute_builtin_object_size,
2488 expr_object_size, call_object_size, unknown_object_size,
2489 merge_object_sizes, plus_stmt_object_size,
2490 cond_expr_object_size, collect_object_sizes_for,
2491 check_for_plus_in_loops_1, init_object_sizes,
2492 fini_object_sizes): Adjust.
2494 2021-11-26 Siddhesh Poyarekar <siddhesh@gotplt.org>
2496 * tree-object-size.c: New enum.
2497 (object_sizes, computed, addr_object_size,
2498 compute_builtin_object_size, expr_object_size, call_object_size,
2499 merge_object_sizes, plus_stmt_object_size,
2500 collect_object_sizes_for, init_object_sizes, fini_object_sizes,
2501 object_sizes_execute): Replace magic numbers with enums.
2503 2021-11-26 Roger Sayle <roger@nextmovesoftware.com>
2505 * tree-ssa-loop-ivopts.c (cand_value_at): Take a class
2506 tree_niter_desc* argument instead of just a tree for NITER.
2507 If we require the iv candidate value at the end of the final
2508 loop iteration, try using the original loop bound as the
2509 NITER for sufficiently simple loops.
2510 (may_eliminate_iv): Update (only) call to cand_value_at.
2512 2021-11-26 Jan Hubicka <hubicka@ucw.cz>
2514 * ipa-modref.c (analyze_function): Drop parameter F and dump
2515 cgraph node name rather than cfun name.
2516 (modref_generate): Update.
2517 (modref_summaries::insert):Update.
2518 (modref_summaries_lto::insert):Update.
2519 (pass_modref::execute):Update.
2520 (ipa_merge_modref_summary_after_inlining): Improve combining of
2523 2021-11-26 Jan Hubicka <jh@suse.cz>
2526 * ipa-modref.c (update_escape_summary_1): Fix handling of min_flags.
2528 2021-11-26 konglin1 <lingling.kong@intel.com>
2531 * config/i386/i386.c (ix86_can_change_mode_class): Allow 16 bit data in XMM register
2533 * config/i386/i386.md (extendhfsf2): Add extenndhfsf2 for TARGET_F16C.
2534 (extendhfdf2): Restrict extendhfdf for TARGET_AVX512FP16 only.
2535 (*extendhf<mode>2): Rename from extendhf<mode>2.
2536 (truncsfhf2): Likewise.
2537 (truncdfhf2): Likewise.
2538 (*trunc<mode>2): Likewise.
2540 2021-11-26 liuhongt <hongtao.liu@intel.com>
2542 PR middle-end/103419
2543 * match.pd: Fix typo, use the type of second parameter, not
2546 2021-11-25 Jan Hubicka <jh@suse.cz>
2548 * ipa-cp.c (ipa_value_range_from_jfunc): Remove forgotten early return.
2550 2021-11-25 Roger Sayle <roger@nextmovesoftware.com>
2552 PR middle-end/103406
2553 * match.pd (minus @0 @0): Check tree_expr_maybe_infinite_p.
2555 2021-11-25 Martin Jambor <mjambor@suse.cz>
2558 * ipa-prop.h (ipa_get_param): New overload. Move bits of the existing
2560 * ipa-param-manipulation.h (ipa_param_adjustments): New member
2561 function get_updated_index_or_split.
2562 * ipa-param-manipulation.c
2563 (ipa_param_adjustments::get_updated_index_or_split): New function.
2564 * ipa-prop.c (adjust_agg_replacement_values): Reimplement, add
2565 capability to identify scalarized parameters and perform substitution
2567 (ipcp_transform_function): Create descriptors earlier, handle new
2568 return values of adjust_agg_replacement_values.
2570 2021-11-25 Aldy Hernandez <aldyh@redhat.com>
2572 * gimple-range-path.cc (path_range_query::compute_ranges_defined): Remove.
2573 (path_range_query::compute_ranges_in_block): Revert to bitmap order.
2574 * gimple-range-path.h: Remove compute_ranges_defined.
2576 2021-11-25 Andrew Stubbs <ams@codesourcery.com>
2579 * config/gcn/gcn.c (move_callee_saved_registers): Ensure that the
2580 number of spilled registers is counted correctly.
2582 2021-11-25 Jan Hubicka <hubicka@ucw.cz>
2584 * ipa-prop.h (ipa_node_params::ipa_node_params): Initialize
2587 2021-11-25 Andrew MacLeod <amacleod@redhat.com>
2589 PR tree-optimization/103359
2590 * gimple-range-fold.cc (fold_using_range::range_of_phi): If arg is
2591 equivalent to def, don't initially include it's range.
2593 2021-11-25 Jan Hubicka <hubicka@ucw.cz>
2595 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Do not check
2596 gimple_static_chain.
2598 2021-11-25 Richard Biener <rguenther@suse.de>
2600 * cgraphunit.c (symbol_table::output_weakrefs): Remove
2602 (get_alias_symbol): Remove now unused function.
2604 2021-11-25 Richard Biener <rguenther@suse.de>
2606 * cfgrtl.c (rtl_verify_fallthru): Do not stop verifying
2608 (skip_insns_after_block): Remove unreachable break and continue.
2610 2021-11-25 Richard Biener <rguenther@suse.de>
2612 * cfgexpand.c (label_rtx_for_bb): Remove dead loop construct.
2614 2021-11-25 Richard Biener <rguenther@suse.de>
2616 * regset.h (REG_SET_EMPTY_P): New macro.
2617 * cfgcleanup.c (thread_jump): Use REG_SET_EMPTY_P.
2619 2021-11-25 Martin Liska <mliska@suse.cz>
2621 * doc/invoke.texi: Use @option for -Wuninitialized.
2623 2021-11-25 Aldy Hernandez <aldyh@redhat.com>
2625 PR tree-optimization/103254
2626 * gimple-range-path.cc (path_range_query::compute_ranges): Move
2627 exported boolean code...
2628 (path_range_query::compute_imports): ...here.
2630 2021-11-25 Aldy Hernandez <aldyh@redhat.com>
2632 PR tree-optimization/103254
2633 * gimple-range-path.cc (path_range_query::compute_ranges_defined): New
2634 (path_range_query::compute_ranges_in_block): Move to
2635 compute_ranges_defined.
2636 * gimple-range-path.h (compute_ranges_defined): New.
2638 2021-11-25 Jakub Jelinek <jakub@redhat.com>
2640 PR tree-optimization/103417
2641 * match.pd ((X & Y) CMP 0): Only handle eq and ne. Commonalize
2644 2021-11-25 Jakub Jelinek <jakub@redhat.com>
2646 PR tree-optimization/103376
2647 * gimple-ssa-store-merging.c (perform_symbolic_merge): For
2648 BIT_IOR_EXPR, if masked1 && masked2 && masked1 != masked2, don't
2649 punt, but set the corresponding result byte to MARKER_BYTE_UNKNOWN.
2650 For BIT_XOR_EXPR similarly and if masked1 == masked2 and the
2651 byte isn't MARKER_BYTE_UNKNOWN, set the corresponding result byte to
2654 2021-11-25 Jakub Jelinek <jakub@redhat.com>
2657 * doc/invoke.texi (-Wcomma-subscript): Document that for
2658 -std=c++20 the option isn't enabled by default with -Wno-deprecated
2659 but for -std=c++23 it is.
2661 2021-11-24 Jan Hubicka <hubicka@ucw.cz>
2663 * ipa-modref.c (implicit_eaf_flags_for_edge_and_arg): Break out from...
2664 (modref_merge_call_site_flags): ... here.
2665 (ipa_merge_modref_summary_after_inlining): Use it.
2667 2021-11-24 Thomas Schwinge <thomas@codesourcery.com>
2669 * cfgloop.c (verify_loop_structure): Reduce scope of
2670 'class loop *loop' variable.
2671 * ipa-fnsummary.c (analyze_function_body): Likewise.
2672 * loop-init.c (fix_loop_structure): Likewise.
2673 * loop-invariant.c (calculate_loop_reg_pressure): Likewise.
2674 * predict.c (predict_loops): Likewise.
2675 * tree-loop-distribution.c (loop_distribution::execute): Likewise.
2676 * tree-vectorizer.c (pass_vectorize::execute): Likewise.
2678 2021-11-24 Andrew MacLeod <amacleod@redhat.com>
2680 PR tree-optimization/103231
2681 * gimple-range.cc (gimple_ranger::gimple_ranger): Create stmt stack.
2682 (gimple_ranger::gimple_ranger): Delete stmt stack.
2683 (gimple_ranger::range_of_stmt): Process depenedencies if they have no
2685 (gimple_ranger::prefill_name): New.
2686 (gimple_ranger::prefill_stmt_dependencies): New.
2687 * gimple-range.h (class gimple_ranger): Add prototypes.
2689 2021-11-24 Andrew MacLeod <amacleod@redhat.com>
2691 * gimple-range-cache.cc (ranger_cache::get_global_range): Always
2692 return a range, return if it came from the cache or not.
2693 (get_non_stale_global_range): Rename to get_global_range, and return
2694 the temporal state in a flag.
2695 * gimple-range-cache.h (get_non_stale_global_range): Rename and adjust.
2696 * gimple-range.cc (gimple_ranger::range_of_expr): No need to query
2698 (gimple_ranger::range_of_stmt): Adjust for global cache temporal state
2701 2021-11-24 Andrew MacLeod <amacleod@redhat.com>
2703 * gimple-range.cc (gimple_ranger::range_on_edge): Call trailer when
2704 a constant is encountered to terminate the trace.
2706 2021-11-24 Maciej W. Rozycki <macro@embecosm.com>
2708 PR middle-end/103059
2709 * reload.c (find_reloads_address_1): Also accept the ASHIFT form
2710 of indexed addressing.
2711 (find_reloads): Adjust accordingly.
2713 2021-11-24 Richard Biener <rguenther@suse.de>
2714 Jan Hubicka <jh@suse.cz>
2716 PR tree-optimization/103168
2717 * ipa-modref.h (struct modref_summary): Add load_accesses.
2718 * ipa-modref.c (modref_summary::finalize): Initialize load_accesses.
2719 * tree-ssa-sccvn.c (visit_reference_op_call): Use modref
2720 info to walk the virtual use->def chain to CSE const/pure
2721 function calls possibly reading from memory.
2723 2021-11-24 Thomas Schwinge <thomas@codesourcery.com>
2725 PR middle-end/103244
2726 * gimplify.c (gimplify_adjust_omp_clauses): Restore previous
2729 2021-11-24 Richard Biener <rguenther@suse.de>
2731 PR middle-end/103193
2732 * match.pd: Avoid canonicalizing (le/ge @0 @0) to (eq @0 @0)
2733 with NaNs and -ftrapping-math.
2735 2021-11-24 Jakub Jelinek <jakub@redhat.com>
2737 PR middle-end/103384
2738 * omp-general.c (omp_context_selector_matches): For ACCEL_COMPILER,
2739 return 0 for kind(host) and continue for kind(nohost).
2741 2021-11-24 Jakub Jelinek <jakub@redhat.com>
2743 PR middle-end/103365
2744 * attribs.h (lookup_attribute): Allow attr_name to start with
2745 underscore, as long as canonicalize_attr_name returns false.
2746 (lookup_attribute_by_prefix): Don't call get_attribute_name twice.
2747 * attribs.c (extract_attribute_substring): Reimplement using
2748 canonicalize_attr_name.
2749 (register_scoped_attribute): Change gcc_assert into
2750 gcc_checking_assert, verify !canonicalize_attr_name rather than
2751 that str.str doesn't start with '_'.
2753 2021-11-24 Jakub Jelinek <jakub@redhat.com>
2755 PR tree-optimization/103376
2756 * gimple-ssa-store-merging.c (perform_symbolic_merge): Add CODE
2757 argument. If CODE is not BIT_IOR_EXPR, ensure that one of masked1
2759 (find_bswap_or_nop_1, find_bswap_or_nop,
2760 imm_store_chain_info::try_coalesce_bswap): Adjust
2761 perform_symbolic_merge callers.
2763 2021-11-24 Richard Biener <rguenther@suse.de>
2765 * tree-ssa-loop-ivopts.c (find_givs): Take loop body as
2766 argument instead of re-computing it.
2767 (find_interesting_uses): Likewise.
2768 (find_induction_variables): Pass through loop body.
2769 (tree_ssa_iv_optimize_loop): Pass down loop body.
2771 2021-11-24 Tamar Christina <tamar.christina@arm.com>
2773 * tree-ssa-phiopt.c (spaceship_replacement): Handle new canonical
2776 2021-11-24 Tamar Christina <tamar.christina@arm.com>
2778 * tree.c (bitmask_inv_cst_vector_p): New.
2779 * tree.h (bitmask_inv_cst_vector_p): New.
2780 * match.pd: Use it in new bitmask compare pattern.
2782 2021-11-24 Jason Merrill <jason@redhat.com>
2784 * timevar.h (class auto_cond_timevar): New.
2786 2021-11-24 Hongtao Liu <hongtao.liu@intel.com>
2787 H.J. Lu <hongjiu.lu@intel.com>
2789 PR tree-optimization/103194
2790 * match.pd (gimple_nop_atomic_bit_test_and_p): Extended to
2792 * tree-ssa-ccp.c (gimple_nop_convert): Declare.
2793 (optimize_atomic_bit_test_and): Enhance
2794 optimize_atomic_bit_test_and to handle truncation.
2796 2021-11-23 Martin Sebor <msebor@redhat.com>
2799 * Makefile.in (OBJS): Add gimple-warn-recursion.o.
2800 * common.opt: Add -Winfinite-recursion.
2801 * doc/invoke.texi (-Winfinite-recursion): Document.
2802 * passes.def (pass_warn_recursion): Schedule a new pass.
2803 * tree-pass.h (make_pass_warn_recursion): Declare.
2804 * gimple-warn-recursion.c: New file.
2806 2021-11-23 Bill Schmidt <wschmidt@linux.ibm.com>
2808 * config/rs6000/rs6000-call.c (rs6000_invalid_new_builtin): Change
2809 error messages for ENB_P8V and ENB_P9V.
2811 2021-11-23 Bill Schmidt <wschmidt@linux.ibm.com>
2813 * config/rs6000/rs6000-builtin-new.def: Add power6-64 stanza. Move
2814 CMPB to power6-64 stanza.
2815 * config/rs6000/rs6000-call.c (rs6000_invalid_new_builtin): Handle
2817 (rs6000_new_builtin_is_supported): Likewise.
2818 (rs6000_expand_new_builtin): Likewise. Clean up formatting.
2819 (rs6000_init_builtins): Handle ENB_P6_64 case.
2820 * config/rs6000/rs6000-gen-builtins.c (bif_stanza): Add BSTZ_P6_64.
2821 (stanza_map): Add entry mapping power6-64 to BSTZ_P6_64.
2822 (enable_string): Add "ENB_P6_64".
2823 (write_decls): Add ENB_P6_64 to bif_enable enum.
2825 2021-11-23 Jan Hubicka <jh@suse.cz>
2827 * ipa-modref-tree.h (struct modref_tree): Remove max_bases, max_refs
2829 (modref_tree::modref_tree): Remove parametr.
2830 (modref_tree::insert_base): Add max_bases parameter.
2831 (modref_tree::insert): Add max_bases, max_refs, max_accesses
2833 (modref_tree::insert): New member function.
2834 (modref_tree::merge): Add max_bases, max_refs, max_accesses
2836 (modref_tree::insert): New member function.
2837 * ipa-modref-tree.c (test_insert_search_collapse): Update.
2838 (test_merge): Update.
2839 * ipa-modref.c (dump_records): Don't dump max_refs and max_bases.
2840 (dump_lto_records): Likewise.
2841 (modref_summary::finalize): Fix whitespace.
2842 (get_modref_function_summary): Likewise.
2843 (modref_access_analysis::record_access): Update.
2844 (modref_access_analysis::record_access_lto): Update.
2845 (modref_access_analysis::process_fnspec): Update.
2846 (analyze_function): Update.
2847 (modref_summaries::duplicate): Update.
2848 (modref_summaries_lto::duplicate): Update.
2849 (write_modref_records): Update.
2850 (read_modref_records): Update.
2851 (read_section): Update.
2852 (propagate_unknown_call): Update.
2853 (modref_propagate_in_scc): Update.
2854 (ipa_merge_modref_summary_after_inlining): Update.
2856 2021-11-23 Martin Liska <mliska@suse.cz>
2858 * doc/invoke.texi: Remove 2 more duplicite param descriptions.
2860 2021-11-23 Richard Biener <rguenther@suse.de>
2862 PR tree-optimization/103361
2863 * gimple-loop-jam.c (adjust_unroll_factor): Use lambda_int
2864 for the dependence distance.
2865 * tree-data-ref.c (print_lambda_vector): Properly print a lambda_int.
2867 2021-11-23 Jakub Jelinek <jakub@redhat.com>
2869 * tree-inline.h (struct copy_body_data): Remove
2870 transform_lang_insert_block member.
2871 * tree-inline.c (remap_block): Don't call
2872 id->transform_lang_insert_block.
2873 (optimize_inline_calls, copy_gimple_seq_and_replace_locals,
2874 tree_function_versioning, maybe_inline_call_in_expr,
2875 copy_fn): Don't initialize id.transform_lang_insert_block.
2876 * gimplify.c (gimplify_omp_loop): Likewise.
2878 2021-11-23 Jan Hubicka <hubicka@ucw.cz>
2880 PR tree-optimization/103335
2881 * tree-ssa-dse.c (valid_ao_ref_for_dse): Rename to ...
2882 (valid_ao_ref_kill_for_dse): ... this; do not check that boundaries
2883 are divisible by BITS_PER_UNIT.
2884 (get_byte_aligned_range_containing_ref): New function.
2885 (get_byte_aligned_range_contained_in_ref): New function.
2886 (normalize_ref): Rename to ...
2887 (get_byte_range): ... this one; handle accesses not aligned to byte
2888 boundary; return range in bytes rater than updating ao_ref.
2889 (clear_live_bytes_for_ref): Take write ref by reference; simplify using
2891 (setup_live_bytes_from_ref): Likewise.
2892 (clear_bytes_written_by): Update.
2893 (live_bytes_read): Update.
2894 (dse_classify_store): Simplify tech before live_bytes_read checks.
2896 2021-11-23 Andrew Pinski <apinski@marvell.com>
2898 PR tree-optimization/102216
2899 * gimple-fold.c (fold_stmt_1): Add canonicalization
2900 of "&MEM[ssa_n, CST]" to "ssa_n p+ CST", note this
2901 can only be done if !in_place.
2903 2021-11-23 Jakub Jelinek <jakub@redhat.com>
2905 PR middle-end/102431
2906 * gimplify.c (replace_reduction_placeholders): Remove.
2907 (note_no_context_vars): New function.
2908 (gimplify_omp_loop): For OMP_PARALLEL's BIND_EXPR create a new
2909 BLOCK. Use copy_tree_body_r with walk_tree instead of unshare_expr
2910 and replace_reduction_placeholders for duplication of
2911 OMP_CLAUSE_REDUCTION_{INIT,MERGE} expressions. Ensure all mentioned
2912 automatic vars have DECL_CONTEXT set to non-NULL before doing so
2913 and reset it afterwards for those vars and their corresponding
2916 2021-11-23 Haochen Gui <guihaoc@gcc.gnu.org>
2919 * config/rs6000/altivec.md (altivec_vreve<mode>2 for VEC_K): Use
2920 xxbrq for v16qi, xxbrq + xxbrh for v8hi and xxbrq + xxbrw for v4si
2921 or v4sf when p9_vector is set.
2922 (altivec_vreve<mode>2 for VEC_64): Defined. Implemented by xxswapd.
2924 2021-11-23 Navid Rahimi <navidrahimi@microsoft.com>
2926 PR tree-optimization/102232
2927 * match.pd (x * (1 + y / x) - y) -> (x - y % x): New optimization.
2929 2021-11-23 Navid Rahimi <navidrahimi@microsoft.com>
2931 PR tree-optimization/96779
2932 * match.pd (-x == x) -> (x == 0): New optimization.
2934 2021-11-22 Roger Sayle <roger@nextmovesoftware.com>
2936 PR tree-optimization/98953
2937 PR tree-optimization/103345
2938 * gimple-ssa-store-merging.c (find_bswap_or_nop_1): Handle
2939 BIT_XOR_EXPR and PLUS_EXPR the same as BIT_IOR_EXPR.
2940 (pass_optimize_bswap::execute): Likewise.
2942 2021-11-22 Martin Liska <mliska@suse.cz>
2944 * doc/invoke.texi: Remove duplicate documentation for 3 params.
2946 2021-11-22 Richard Biener <rguenther@suse.de>
2948 PR tree-optimization/103351
2949 * tree-ssa-dce.c (sort_phi_args): Sort after e->dest_idx as
2952 2021-11-22 liuhongt <hongtao.liu@intel.com>
2955 * config/i386/constraints.md (Bk): New
2956 define_memory_constraint.
2957 * config/i386/i386-protos.h (ix86_gpr_tls_address_pattern_p):
2959 * config/i386/i386.c (ix86_gpr_tls_address_pattern_p): New
2961 * config/i386/i386.md (*movsi_internal): Don't allow
2962 mask/sse/mmx move in TLS code sequences.
2963 (*movdi_internal): Ditto.
2965 2021-11-22 Kewen Lin <linkw@linux.ibm.com>
2967 * config/xtensa/xtensa.md (movdi_internal, movdf_internal): Fix split
2970 2021-11-21 Jakub Jelinek <jakub@redhat.com>
2973 * config/i386/i386-options.c (ix86_valid_target_attribute_p): If
2974 fndecl already has DECL_FUNCTION_SPECIFIC_TARGET, use that as base
2975 instead of target_option_default_node.
2977 2021-11-21 Jan Hubicka <hubicka@ucw.cz>
2980 * ipa-modref.c (parm_map_for_arg): Rename to ...
2981 (parm_map_for_ptr): .. this one; handle static chain and calls to
2983 (modref_access_analysis::get_access): Use parm_map_for_ptr.
2984 (modref_access_analysis::process_fnspec): Update.
2985 (modref_access_analysis::analyze_load): Update.
2986 (modref_access_analysis::analyze_store): Update.
2988 2021-11-21 Jan Hubicka <hubicka@ucw.cz>
2990 * ipa-modref.c (ignore_nondeterminism_p): Move earlier in source
2992 (ignore_retval_p): Likewise.
2993 (ignore_stores_p): Likewise.
2994 (parm_map_for_arg): Likewise.
2995 (class modref_access_analysis): New class.
2996 (modref_access_analysis::set_side_effects): New member function.
2997 (modref_access_analysis::set_nondeterministic): New member function.
2998 (get_access): Turn to ...
2999 (modref_access_analysis::get_access): ... this one.
3000 (record_access): Turn to ...
3001 (modref_access_analysis::record_access): ... this one.
3002 (record_access_lto): Turn to ...
3003 (modref_access_analysis::record_access_lto): ... This one.
3004 (record_access_p): Turn to ...
3005 (modref_access_analysis::record_access_p): ... This one
3006 (modref_access_analysis::record_unknown_load): New member function.
3007 (modref_access_analysis::record_unknown_store): New member function.
3008 (get_access_for_fnspec): Turn to ...
3009 (modref_access_analysis::get_access_for_fnspec): ... this one.
3010 (merge_call_side_effects): Turn to ...
3011 (moderf_access_analysis::merge_call_side_effects): Turn to ...
3012 (collapse_loads): Move later in source code.
3013 (collapse_stores): Move later in source code.
3014 (process_fnspec): Turn to ...
3015 (modref_access_analysis::process_fnspec): ... this one.
3016 (analyze_call): Turn to ...
3017 (modref_access_analysis::analyze_call): ... this one.
3018 (struct summary_ptrs): Remove.
3019 (analyze_load): Turn to ...
3020 (modref_access_analysis::analyze_load): ... this one.
3021 (analyze_store): Turn to ...
3022 (modref_access_analysis::analyze_store): ... this one.
3023 (analyze_stmt): Turn to ...
3024 (modref_access_analysis::analyze_stmt): ... This one.
3025 (remove_summary): Remove.
3026 (modref_access_analysis::propagate): Break out from ...
3027 (modref_access_analysis::analyze): Break out from ...
3028 (analyze_function): ... here.
3030 2021-11-21 Roger Sayle <roger@nextmovesoftware.com>
3031 Robin Dapp <rdapp@linux.ibm.com>
3034 * tree-ssa-math-opts.c (convert_mult_to_widen): Recognize
3035 signed WIDEN_MULT_EXPR if the target supports umul_widen_optab.
3037 2021-11-20 Jan Hubicka <hubicka@ucw.cz>
3040 * ipa-modref.c (ignore_nondeterminism_p): Allow looping pure/cont.
3041 (merge_call_side_effects): Improve debug output.
3043 2021-11-20 Jan Hubicka <hubicka@ucw.cz>
3046 * ipa-pure-const.c (propagate_pure_const): Fix merging of loping flag.
3048 2021-11-20 Jeff Law <jeffreyalaw@gmail.com>
3050 PR tree-optimization/103226
3051 * config/bfin/bfin.md (doloop pattern, splitter and expander): Clobber
3054 2021-11-20 Andrew Pinski <apinski@marvell.com>
3056 PR tree-optimization/103220
3057 * match.pd ((type) X bitop CST): Don't check if CST
3058 fits into the type if only the sign changes.
3060 2021-11-20 Alexandre Oliva <oliva@adacore.com>
3062 PR tree-optimization/102988
3063 * gimple-harden-conditionals.cc (detach_value): Copy SSA_NAME
3064 without decl sharing.
3066 2021-11-19 Iain Sandoe <iain@sandoe.co.uk>
3068 * doc/invoke.texi: Remove whitespace after an @option.
3070 2021-11-19 Paul A. Clarke <pc@us.ibm.com>
3072 * config/rs6000/emmintrin.h (_mm_sad_epu8): Use vec_absd when
3073 _ARCH_PWR9, optimize vec_sum2s when LE.
3075 2021-11-19 Iain Sandoe <iain@sandoe.co.uk>
3078 * config/darwin-driver.c (darwin_driver_init): Handle exported
3079 symbols and symbol lists (suppress automatic export of the TLS
3081 * config/darwin.c (darwin_rename_builtins): Remove workaround.
3082 * config/darwin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
3083 (REAL_LIBGCC_SPEC): Handle revised library uses.
3084 * config/darwin.opt (nodefaultexport): New.
3085 * config/i386/darwin.h (PR80556_WORKAROUND): Remove.
3086 * config/i386/darwin32-biarch.h (PR80556_WORKAROUND): Likewise.
3087 * config/i386/darwin64-biarch.h (PR80556_WORKAROUND): Likewise.
3089 2021-11-19 Martin Jambor <mjambor@suse.cz>
3091 * opts.c (default_options_table): Switch off
3092 flag_semantic_interposition at Ofast.
3093 * doc/invoke.texi (Optimize Options): Document that Ofast switches off
3094 -fsemantic-interposition.
3096 2021-11-19 Jan Hubicka <hubicka@ucw.cz>
3098 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Do not guard modref
3099 by !gimple_call_chain.
3101 2021-11-19 Martin Sebor <msebor@redhat.com>
3105 * doc/invoke.texi (-Waddress): Update.
3107 2021-11-19 Andrew MacLeod <amacleod@redhat.com>
3109 PR tree-optimization/103254
3110 * gimple-range-gori.cc (range_def_chain::get_def_chain): Limit the
3111 depth for all statements with multple ssa names.
3113 2021-11-19 Stefan Schulze Frielinghaus <stefansf@linux.ibm.com>
3115 * config/s390/s390.md (define_peephole2): Variable insn points
3116 to the first matched insn. Use peep2_next_insn(1) to refer to
3117 the second matched insn.
3119 2021-11-19 Tamar Christina <tamar.christina@arm.com>
3121 PR tree-optimization/103311
3123 * tree-vect-slp-patterns.c (vect_validate_multiplication): Fix CONJ
3124 test to new codegen.
3125 (complex_mul_pattern::matches): Move check downwards.
3127 2021-11-19 Martin Liska <mliska@suse.cz>
3130 2021-11-19 Martin Liska <mliska@suse.cz>
3132 * cfgexpand.c (pass_expand::execute): Use option directly.
3133 * function.c (allocate_struct_function): Likewise.
3134 * gimple-low.c (lower_function_body): Likewise.
3135 (lower_stmt): Likewise.
3136 * gimple-ssa-backprop.c (backprop::prepare_change): Likewise.
3137 * ipa-param-manipulation.c (ipa_param_adjustments::modify_call): Likewise.
3138 * ipa-split.c (split_function): Likewise.
3139 * lto-streamer-in.c (input_function): Likewise.
3140 * sese.c (sese_insert_phis_for_liveouts): Likewise.
3141 * ssa-iterators.h (num_imm_uses): Likewise.
3142 * tree-cfg.c (make_blocks): Likewise.
3143 (gimple_merge_blocks): Likewise.
3144 * tree-inline.c (tree_function_versioning): Likewise.
3145 * tree-loop-distribution.c (generate_loops_for_partition): Likewise.
3146 * tree-sra.c (analyze_access_subtree): Likewise.
3147 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
3148 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
3149 * tree-ssa-phiopt.c (spaceship_replacement): Likewise.
3150 * tree-ssa-reassoc.c (reassoc_remove_stmt): Likewise.
3151 * tree-ssa-tail-merge.c (tail_merge_optimize): Likewise.
3152 * tree-ssa-threadedge.c (propagate_threaded_block_debug_into): Likewise.
3153 * tree-ssa.c (gimple_replace_ssa_lhs): Likewise.
3154 (target_for_debug_bind): Likewise.
3155 (insert_debug_temp_for_var_def): Likewise.
3156 (insert_debug_temps_for_defs): Likewise.
3157 (reset_debug_uses): Likewise.
3158 * tree-ssanames.c (release_ssa_name_fn): Likewise.
3159 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Likewise.
3160 (adjust_debug_stmts): Likewise.
3161 (adjust_phi_and_debug_stmts): Likewise.
3162 (vect_do_peeling): Likewise.
3163 * tree-vect-loop.c (vect_transform_loop_stmt): Likewise.
3164 (vect_transform_loop): Likewise.
3165 * tree.h (MAY_HAVE_DEBUG_MARKER_STMTS): Remove
3166 (MAY_HAVE_DEBUG_BIND_STMTS): Remove.
3167 (MAY_HAVE_DEBUG_STMTS): Use options directly.
3169 2021-11-19 Giuliano Belinassi <gbelinassi@suse.de>
3171 * gcc.c (process_command): Skip dumpdir override if file is a
3173 * doc/invoke.texi: Update -dumpdir documentation.
3175 2021-11-19 Andrew Pinski <apinski@marvell.com>
3177 PR tree-optimization/103314
3178 * match.pd ((type) X op CST): Restrict the equal
3179 TYPE_PRECISION case to GIMPLE only.
3181 2021-11-19 Martin Liska <mliska@suse.cz>
3184 * ipa-modref-tree.h (struct modref_parm_map): Add default
3186 * ipa-modref.c (ipa_merge_modref_summary_after_inlining): Use it.
3188 2021-11-19 Richard Biener <rguenther@suse.de>
3190 PR middle-end/103248
3191 * tree-eh.c (operation_could_trap_helper_p): Properly handle
3192 fixed-point RDIV_EXPR.
3194 2021-11-19 Richard Biener <rguenther@suse.de>
3196 PR tree-optimization/102436
3197 * tree-ssa-loop-im.c (execute_sm_if_changed): Add mode
3198 to just create the if structure and return the then block.
3199 (execute_sm): Add flag to indicate the var will re-use
3201 (hoist_memory_references): Support a single conditional
3202 block with all stores as special case.
3204 2021-11-19 Andrew Pinski <apinski@marvell.com>
3206 PR tree-optimization/103317
3207 * tree-ssa-phiopt.c (minmax_replacement): For the non empty
3208 middle bb case, check to make sure it has a single predecessor.
3210 2021-11-19 Andrew Pinski <apinski@marvell.com>
3212 PR tree-optimization/103257
3214 ((m1 >/</>=/<= m2) * d -> (m1 >/</>=/<= m2) ? d : 0):
3215 Disable until !canonicalize_math_p ().
3217 2021-11-19 Marek Polacek <polacek@redhat.com>
3221 * doc/invoke.texi: Update documentation for -Wuninitialized.
3222 * tree.c (stabilize_reference): Set location.
3224 2021-11-19 liuhongt <hongtao.liu@intel.com>
3227 * config/i386/x86-tune-costs.h (skylake_cost): Reduce cost of
3228 storing 256/512-bit SSE register to be equal to cost of
3229 unaligned store to avoid odd alignment peeling.
3230 (icelake_cost): Ditto.
3232 2021-11-18 David Edelsohn <dje.gcc@gmail.com>
3234 * config/rs6000/predicates.md (current_file_function_operand):
3235 Add flag_semantic_interposition to call of decl_replaceable_p.
3237 2021-11-18 Martin Liska <mliska@suse.cz>
3239 * ipa-modref.c (analyze_function): Do not execute the code
3240 only if dump_file != NULL.
3242 2021-11-18 Martin Liska <mliska@suse.cz>
3244 * ipa-modref.c (analyze_function): Use fnode instead of repeated
3245 cgraph_node::get (current_function_decl).
3247 2021-11-18 Jan Hubicka <hubicka@ucw.cz>
3249 * cgraph.c (cgraph_node::get_availability): Update call of
3251 (cgraph_node::verify_node): Verify that semantic_interposition flag
3253 * cgraph.h: (symtab_node): Add semantic_interposition flag.
3254 * cgraphclones.c (set_new_clone_decl_and_node_flags): Clear
3255 semantic_interposition flag.
3256 * cgraphunit.c (cgraph_node::finalize_function): Set
3257 semantic_interposition flag.
3258 (cgraph_node::add_new_function): Likewise.
3259 (varpool_node::finalize_decl): Likewise.
3260 (cgraph_node::create_wrapper): Likewise.
3261 * common.opt (fsemantic-interposition): Turn to optimization node.
3262 * lto-cgraph.c (lto_output_node): Stream semantic_interposition.
3263 (lto_output_varpool_node): Likewise.
3264 (input_overwrite_node): Likewise.
3265 (input_varpool_node): Likewise.
3266 * symtab.c (symtab_node::dump_base): Dump new flag.
3267 * varasm.c (decl_replaceable_p): Add semantic_interposition_p
3269 * varasm.h (decl_replaceable_p): Update declaration.
3270 * varpool.c (varpool_node::ctor_useable_for_folding_p):
3271 Use semantic_interposition flag.
3272 (varpool_node::get_availability): Likewise.
3273 (varpool_node::create_alias): Copy semantic_interposition flag.
3275 2021-11-18 Jan Hubicka <hubicka@ucw.cz>
3278 * ipa-modref.c (modref_eaf_analysis::merge_call_lhs_flags): Unused
3279 parameter may still be returned.
3280 (modref_eaf_analysis::analyze_ssa_name): Call merge_call_lhs_flags
3281 even for unused function args.
3283 2021-11-18 Tamar Christina <tamar.christina@arm.com>
3285 PR tree-optimization/103311
3286 * tree-vect-slp-patterns.c (complex_mul_pattern::matches,
3287 complex_fms_pattern::matches): Check for multiplications.
3289 2021-11-18 H.J. Lu <hjl.tools@gmail.com>
3292 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): Emit
3293 CS prefix for -mindirect-branch-cs-prefix.
3294 (ix86_output_indirect_branch_via_reg): Likewise.
3295 * config/i386/i386.opt: Add -mindirect-branch-cs-prefix.
3296 * doc/invoke.texi: Document -mindirect-branch-cs-prefix.
3298 2021-11-18 David Edelsohn <dje.gcc@gmail.com>
3300 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
3303 2021-11-18 Tamar Christina <tamar.christina@arm.com>
3305 PR tree-optimization/103253
3306 * tree-ssa-math-opts.c (convert_mult_to_fma): Check for LHS.
3308 2021-11-18 Matthias Kretz <m.kretz@gsi.de>
3310 * doc/extend.texi: Document __builtin_assoc_barrier.
3312 2021-11-18 Martin Liska <mliska@suse.cz>
3314 * cfgexpand.c (pass_expand::execute): Use option directly.
3315 * function.c (allocate_struct_function): Likewise.
3316 * gimple-low.c (lower_function_body): Likewise.
3317 (lower_stmt): Likewise.
3318 * gimple-ssa-backprop.c (backprop::prepare_change): Likewise.
3319 * ipa-param-manipulation.c (ipa_param_adjustments::modify_call): Likewise.
3320 * ipa-split.c (split_function): Likewise.
3321 * lto-streamer-in.c (input_function): Likewise.
3322 * sese.c (sese_insert_phis_for_liveouts): Likewise.
3323 * ssa-iterators.h (num_imm_uses): Likewise.
3324 * tree-cfg.c (make_blocks): Likewise.
3325 (gimple_merge_blocks): Likewise.
3326 * tree-inline.c (tree_function_versioning): Likewise.
3327 * tree-loop-distribution.c (generate_loops_for_partition): Likewise.
3328 * tree-sra.c (analyze_access_subtree): Likewise.
3329 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
3330 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
3331 * tree-ssa-phiopt.c (spaceship_replacement): Likewise.
3332 * tree-ssa-reassoc.c (reassoc_remove_stmt): Likewise.
3333 * tree-ssa-tail-merge.c (tail_merge_optimize): Likewise.
3334 * tree-ssa-threadedge.c (propagate_threaded_block_debug_into): Likewise.
3335 * tree-ssa.c (gimple_replace_ssa_lhs): Likewise.
3336 (target_for_debug_bind): Likewise.
3337 (insert_debug_temp_for_var_def): Likewise.
3338 (insert_debug_temps_for_defs): Likewise.
3339 (reset_debug_uses): Likewise.
3340 * tree-ssanames.c (release_ssa_name_fn): Likewise.
3341 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Likewise.
3342 (adjust_debug_stmts): Likewise.
3343 (adjust_phi_and_debug_stmts): Likewise.
3344 (vect_do_peeling): Likewise.
3345 * tree-vect-loop.c (vect_transform_loop_stmt): Likewise.
3346 (vect_transform_loop): Likewise.
3347 * tree.h (MAY_HAVE_DEBUG_MARKER_STMTS): Remove
3348 (MAY_HAVE_DEBUG_BIND_STMTS): Remove.
3349 (MAY_HAVE_DEBUG_STMTS): Use options directly.
3351 2021-11-18 Richard Biener <rguenther@suse.de>
3353 PR tree-optimization/103277
3354 * tree-ssa-dse.c (need_ab_cleanup): New.
3355 (dse_optimize_redundant_stores): Adjust.
3356 (delete_dead_or_redundant_assignment): Get extra
3357 need_ab_cleanup argument and set when abnormal cleanup is
3359 (dse_optimize_call): Adjust.
3360 (dse_optimize_stmt): Likewise.
3361 (pass_dse::execute): Allocate and deallocate need_ab_cleanup.
3362 Perform abnormal cleanup.
3363 * tree-ssa-dse.h (delete_dead_or_redundant_assignment): Adjust.
3365 2021-11-18 Hongyu Wang <hongyu.wang@intel.com>
3367 * config/i386/i386-expand.c (ix86_expand_atomic_fetch_op_loop):
3368 Adjust generated cfg to avoid infinite loop.
3370 2021-11-18 konglin1 <lingling.kong@intel.com>
3372 * config/i386/avx512fp16intrin.h (_mm512_mul_pch): Add alias for _mm512_fmul_pch.
3373 (_mm512_mask_mul_pch): Likewise.
3374 (_mm512_maskz_mul_pch): Likewise.
3375 (_mm512_mul_round_pch): Likewise.
3376 (_mm512_mask_mul_round_pch): Likewise.
3377 (_mm512_maskz_mul_round_pch): Likewise.
3378 (_mm512_cmul_pch): Likewise.
3379 (_mm512_mask_cmul_pch): Likewise.
3380 (_mm512_maskz_cmul_pch): Likewise.
3381 (_mm512_cmul_round_pch): Likewise.
3382 (_mm512_mask_cmul_round_pch): Likewise.
3383 (_mm512_maskz_cmul_round_pch): Likewise.
3384 (_mm_mul_sch): Likewise.
3385 (_mm_mask_mul_sch): Likewise.
3386 (_mm_maskz_mul_sch): Likewise.
3387 (_mm_mul_round_sch): Likewise.
3388 (_mm_mask_mul_round_sch): Likewise.
3389 (_mm_maskz_mul_round_sch): Likewise.
3390 (_mm_cmul_sch): Likewise.
3391 (_mm_mask_cmul_sch): Likewise.
3392 (_mm_maskz_cmul_sch): Likewise.
3393 (_mm_cmul_round_sch): Likewise.
3394 (_mm_mask_cmul_round_sch): Likewise.
3395 (_mm_maskz_cmul_round_sch): Likewise.
3396 * config/i386/avx512fp16vlintrin.h (_mm_mul_pch): Likewise.
3397 (_mm_mask_mul_pch): Likewise.
3398 (_mm_maskz_mul_pch): Likewise.
3399 (_mm256_mul_pch): Likewise.
3400 (_mm256_mask_mul_pch): Likewise.
3401 (_mm256_maskz_mul_pch): Likewise.
3402 (_mm_cmul_pch): Likewise.
3403 (_mm_mask_cmul_pch): Likewise.
3404 (_mm_maskz_cmul_pch): Likewise.
3405 (_mm256_cmul_pch): Likewise.
3406 (_mm256_mask_cmul_pch): Likewise.
3407 (_mm256_maskz_cmul_pch): Likewise.
3409 2021-11-17 Andrew Pinski <apinski@marvell.com>
3411 PR tree-optimization/103228
3412 PR tree-optimization/55177
3413 * match.pd ((type) X bitop CST): Also do this
3414 transformation for nop conversions.
3416 2021-11-17 Martin Sebor <msebor@redhat.com>
3418 PR tree-optimization/102759
3419 * gimple-array-bounds.cc (build_printable_array_type): Move...
3420 * gimple-ssa-warn-access.cc (build_printable_array_type): Avoid
3421 pathological function redeclarations that remove a previously
3423 Improve formatting of function arguments in informational notes.
3424 * pointer-query.cc (build_printable_array_type): ...to here.
3425 * pointer-query.h (build_printable_array_type): Declared.
3427 2021-11-17 H.J. Lu <hjl.tools@gmail.com>
3430 * config/i386/i386-opts.h (harden_sls): New enum.
3431 * config/i386/i386.c (output_indirect_thunk): Mitigate against
3432 SLS for function return.
3433 (ix86_output_function_return): Likewise.
3434 (ix86_output_jmp_thunk_or_indirect): Mitigate against indirect
3436 (ix86_output_indirect_jmp): Likewise.
3437 (ix86_output_call_insn): Likewise.
3438 * config/i386/i386.opt: Add -mharden-sls=.
3439 * doc/invoke.texi: Document -mharden-sls=.
3441 2021-11-17 H.J. Lu <hjl.tools@gmail.com>
3444 * config/i386/i386.c (ix86_code_end): Remove "%!" before ret.
3445 (ix86_output_function_return): Likewise.
3446 * config/i386/i386.md (simple_return_pop_internal): Likewise.
3448 2021-11-17 Jan Hubicka <hubicka@ucw.cz>
3451 * ipa-modref.c (read_modref_records): Fix streaminig in of every_access
3454 2021-11-17 Uroš Bizjak <ubizjak@gmail.com>
3456 * config/i386/i386.c (indirect_thunks_used): Redefine as HARD_REG_SET.
3457 (ix86_code_end): Use TEST_HARD_REG_BIT on indirect_thunks_used.
3458 (ix86_output_indirect_branch_via_reg): Use SET_HARD_REG_BIT
3459 on indirect_thunks_used.
3460 (ix86_output_indirect_function_return): Ditto.
3462 2021-11-17 Jan Hubicka <hubicka@ucw.cz>
3464 * ipa-modref-tree.c: Include cgraph.h and tree-streamer.h.
3465 (modref_access_node::stream_out): New member function.
3466 (modref_access_node::stream_in): New member function.
3467 * ipa-modref-tree.h (modref_access_node::stream_out,
3468 modref_access_node::stream_in): Declare.
3469 * ipa-modref.c (modref_summary_lto::useful_p): Free useless kills.
3470 (modref_summary_lto::dump): Dump kills.
3471 (analyze_store): Record kills for LTO
3472 (analyze_stmt): Likewise.
3473 (modref_summaries_lto::duplicate): Duplicate kills.
3474 (write_modref_records): Use new stream_out member function.
3475 (read_modref_records): Likewise.
3476 (modref_write): Stream out kills.
3477 (read_section): Stream in kills
3478 (remap_kills): New function.
3479 (update_signature): Use it.
3481 2021-11-17 Uroš Bizjak <ubizjak@gmail.com>
3483 * config/i386/i386.h (LEGACY_SSE_REGNO_P): New predicate.
3484 (SSE_REGNO_P): Use LEGACY_SSE_REGNO_P predicate.
3485 * config/i386/i386.c (zero_all_vector_registers):
3486 Use LEGACY_SSE_REGNO_P predicate.
3487 (ix86_register_priority): Use REX_INT_REGNO_P, REX_SSE_REGNO_P
3488 and EXT_REG_SSE_REGNO_P predicates.
3489 (ix86_hard_regno_call_part_clobbered): Use REX_SSE_REGNO_P
3490 and LEGACY_SSE_REGNO_P predicates.
3492 2021-11-17 Jason Merrill <jason@redhat.com>
3494 * doc/invoke.texi (C++ Dialect Options): Document
3495 -fimplicit-constexpr.
3497 2021-11-17 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
3499 * config/aarch64/aarch64-modes.def (VECTOR_MODE): New V8DI mode.
3500 * config/aarch64/aarch64.c (aarch64_hard_regno_mode_ok): Handle
3502 * config/aarch64/iterators.md (define_mode_attr nunits): Add entry
3505 2021-11-17 Martin Uecker <uecker@gcc.gnu.org>
3509 * gimplify.c (gimplify_var_or_parm_decl): Update comment.
3510 (gimplify_compound_lval): Gimplify base expression first.
3511 (gimplify_target_expr): Add comment.
3513 2021-11-17 Jakub Jelinek <jakub@redhat.com>
3515 PR tree-optimization/103192
3516 * tree-ssa-loop-im.c (move_computations_worker): Use
3517 reset_flow_sensitive_info instead of manually clearing
3518 SSA_NAME_RANGE_INFO and do it for all SSA_NAMEs, not just ones
3519 with integral types.
3521 2021-11-17 Jakub Jelinek <jakub@redhat.com>
3523 PR tree-optimization/103255
3524 * gimple-range-fold.cc (fold_using_range::range_of_address): Return
3525 range_nonzero rather than unadjusted base's range. Formatting fixes.
3527 2021-11-17 Richard Sandiford <richard.sandiford@arm.com>
3529 * doc/md.texi (cond_fmin@var{mode}, cond_fmax@var{mode}): Document.
3530 * optabs.def (cond_fmin_optab, cond_fmax_optab): New optabs.
3531 * internal-fn.def (COND_FMIN, COND_FMAX): New functions.
3532 * internal-fn.c (first_commutative_argument): Handle them.
3533 (FOR_EACH_COND_FN_PAIR): Likewise.
3534 * match.pd (UNCOND_BINARY, COND_BINARY): Likewise.
3535 * config/aarch64/aarch64-sve.md (cond_<fmaxmin><mode>): New
3538 2021-11-17 Kewen Lin <linkw@linux.ibm.com>
3540 * config/i386/i386.md (*add<dwi>3_doubleword, *addv<dwi>4_doubleword,
3541 *addv<dwi>4_doubleword_1, *sub<dwi>3_doubleword,
3542 *subv<dwi>4_doubleword, *subv<dwi>4_doubleword_1,
3543 *add<dwi>3_doubleword_cc_overflow_1, *divmodsi4_const,
3544 *neg<dwi>2_doubleword, *tls_dynamic_gnu2_combine_64_<mode>): Fix split
3547 2021-11-17 Andrew Pinski <apinski@marvell.com>
3549 PR tree-optimization/103288
3550 * tree-ssa-phiopt.c (value_replacement): Return early if middle
3551 block has more than one pred.
3553 2021-11-17 Kewen Lin <linkw@linux.ibm.com>
3555 * config/visium/visium.md (*add<mode>3_insn, *addsi3_insn, *addi3_insn,
3556 *sub<mode>3_insn, *subsi3_insn, *subdi3_insn, *neg<mode>2_insn,
3557 *negdi2_insn, *and<mode>3_insn, *ior<mode>3_insn, *xor<mode>3_insn,
3558 *one_cmpl<mode>2_insn, *ashl<mode>3_insn, *ashr<mode>3_insn,
3559 *lshr<mode>3_insn, *trunchiqi2_insn, *truncsihi2_insn,
3560 *truncdisi2_insn, *extendqihi2_insn, *extendqisi2_insn,
3561 *extendhisi2_insn, *extendsidi2_insn, *zero_extendqihi2_insn,
3562 *zero_extendqisi2_insn, *zero_extendsidi2_insn): Fix split condition.
3564 2021-11-17 Marek Polacek <polacek@redhat.com>
3566 PR preprocessor/103026
3567 * doc/invoke.texi: Document -Wbidi-chars.
3569 2021-11-17 Jan Hubicka <hubicka@ucw.cz>
3572 * ipa-modref.c (ipa_merge_modref_summary_after_inlining): Fix clearing
3575 2021-11-16 Jan Hubicka <jh@suse.cz>
3577 * ipa-modref.c (get_modref_function_summary): Declare.
3578 * ipa-modref.h (get_modref_function_summary): New function.
3579 * tree-ssa-dse.c (clear_live_bytes_for_ref): Break out from ...
3580 (clear_bytes_written_by): ... here; also clear memory killed by
3583 2021-11-16 Iain Sandoe <iain@sandoe.co.uk>
3585 * ggc-common.c (gt_pch_save): If we cannot find a suitable
3586 memory segment for save, then error-out, do not try to
3588 (gt_pch_restore): Save the existing line table, and when
3589 the replacement is being read, use that when constructing
3592 2021-11-16 Peter Bergner <bergner@linux.ibm.com>
3595 * config/rs6000/mma.md (*vsx_assemble_pair): Add early-clobber for
3597 (*mma_assemble_acc): Likewise.
3599 2021-11-16 Martin Sebor <msebor@redhat.com>
3601 PR tree-optimization/102960
3602 * gimple-fold.c (get_range_strlen): Take bitmap as an argument rather
3603 than a pointer to it.
3604 (get_range_strlen_tree): Same. Remove bitmap allocation. Use
3606 (get_maxval_strlen): Use an auto_bitmap.
3607 * tree-ssa-strlen.c (get_range_strlen_dynamic): Factor out PHI
3609 (get_range_strlen_phi): ...into this function.
3610 Avoid assuming maximum string length is constant
3611 (printf_strlen_execute): Dump pointer query cache contents when
3612 details are requisted.
3614 2021-11-16 Jason Merrill <jason@redhat.com>
3616 * langhooks.h (struct lang_hooks): Adjust comment.
3617 * print-tree.c (print_node): Also call print_xnode hook for
3620 2021-11-16 Andrew Pinski <apinski@marvell.com>
3622 PR tree-optimization/103218
3623 * match.pd: New pattern for "((type)(a<0)) << SIGNBITOFA".
3625 2021-11-16 Claudiu Zissulescu <claziss@synopsys.com>
3627 * config/arc/arc.md (maddhisi4): Use a single move to accumulator.
3628 (umaddhisi4): Likewise.
3629 (machi): Update pattern.
3632 2021-11-16 Richard Biener <rguenther@suse.de>
3634 PR tree-optimization/102880
3635 * tree-ssa-dce.c (sort_phi_args): New function.
3636 (make_forwarders_with_degenerate_phis): Likewise.
3637 (perform_tree_ssa_dce): Call
3638 make_forwarders_with_degenerate_phis.
3640 2021-11-16 Richard Biener <rguenther@suse.de>
3642 PR tree-optimization/102880
3643 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Push
3644 single_pred (bb1) condition to places that really need it.
3645 (match_simplify_replacement): Likewise.
3646 (value_replacement): Likewise.
3647 (replace_phi_edge_with_variable): Deal with extra edges
3650 2021-11-16 Martin Jambor <mjambor@suse.cz>
3652 * cfgexpand.c (expand_gimple_basic_block): Use build_debug_expr_decl,
3653 add a fixme note about the mode assignment perhaps being unnecessary.
3654 * ipa-param-manipulation.c (ipa_param_adjustments::modify_call):
3656 (ipa_param_body_adjustments::mark_dead_statements): Likewise.
3657 (ipa_param_body_adjustments::reset_debug_stmts): Likewise.
3658 * tree-inline.c (remap_ssa_name): Likewise.
3659 (tree_function_versioning): Likewise.
3660 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
3661 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
3662 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
3664 2021-11-16 Jakub Jelinek <jakub@redhat.com>
3666 PR tree-optimization/103208
3667 * omp-expand.c (expand_omp_build_cond): New function.
3668 (expand_omp_for_init_counts, expand_omp_for_init_vars,
3669 expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Use it.
3671 2021-11-16 Jakub Jelinek <jakub@redhat.com>
3673 PR tree-optimization/102009
3674 * gimple-ssa-warn-access.cc (pass_waccess::check_alloc_size_call):
3675 Punt if any of alloc_size arguments is out of bounds vs. number of
3678 2021-11-16 Roger Sayle <roger@nextmovesoftware.com>
3680 * config/i386/i386.md (*bmi2_rorx<mode3>_1): Make conditional
3681 on !optimize_function_for_size_p.
3682 (*<any_rotate><mode>3_1): Add preferred_for_size attribute.
3683 (define_splits): Conditionalize on !optimize_function_for_size_p.
3684 (*bmi2_rorxsi3_1_zext): Likewise.
3685 (*<any_rotate>si2_1_zext): Add preferred_for_size attribute.
3686 (define_splits): Conditionalize on !optimize_function_for_size_p.
3688 2021-11-16 Jan Hubicka <jh@suse.cz>
3691 * ipa-modref.c (merge_call_side_effects): Fix uninitialized
3694 2021-11-16 Andrew Pinski <apinski@marvell.com>
3696 PR tree-optimization/103245
3697 * match.pd: Combine the abs pattern matching using multiplication.
3698 Adding optional nop_convert too.
3700 2021-11-16 H.J. Lu <hjl.tools@gmail.com>
3702 PR middle-end/103268
3703 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Add a missing
3706 2021-11-15 Siddhesh Poyarekar <siddhesh@gotplt.org>
3708 * gimple-fold.c (gimple_fold_builtin_strncat): Use ranges to
3709 determine if it is safe to transform to strcat.
3710 (gimple_fold_builtin_snprintf): Likewise.
3712 2021-11-15 Siddhesh Poyarekar <siddhesh@gotplt.org>
3714 * gimple-fold.c (known_lower): New function.
3715 (gimple_fold_builtin_strncat_chk,
3716 gimple_fold_builtin_memory_chk, gimple_fold_builtin_stxcpy_chk,
3717 gimple_fold_builtin_stxncpy_chk,
3718 gimple_fold_builtin_snprintf_chk,
3719 gimple_fold_builtin_sprintf_chk): Use it.
3721 2021-11-15 Siddhesh Poyarekar <siddhesh@gotplt.org>
3723 * gimple-fold.c (dump_transformation): New function.
3724 (gimple_fold_builtin_stxcpy_chk,
3725 gimple_fold_builtin_stxncpy_chk): Use it. Simplify to
3726 BUILT_IN_STRNCPY if return value is not used.
3728 2021-11-15 H.J. Lu <hjl.tools@gmail.com>
3730 PR middle-end/103184
3731 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Check optab
3732 before transforming equivalent, but slighly different cases to
3733 their canonical forms.
3735 2021-11-15 Iain Sandoe <iain@sandoe.co.uk>
3738 * config/darwin.h (TARGET_DTORS_FROM_CXA_ATEXIT): New.
3739 * doc/tm.texi: Regenerated.
3740 * doc/tm.texi.in: Add TARGET_DTORS_FROM_CXA_ATEXIT hook.
3741 * ipa.c (cgraph_build_static_cdtor_1): Return the built
3743 (build_cxa_atexit_decl): New.
3744 (build_dso_handle_decl): New.
3745 (build_cxa_dtor_registrations): New.
3746 (compare_cdtor_tu_order): New.
3747 (build_cxa_atexit_fns): New.
3748 (ipa_cdtor_merge): If dtors_from_cxa_atexit is set,
3749 process the DTORs/CTORs accordingly.
3750 (pass_ipa_cdtor_merge::gate): Also run if
3751 dtors_from_cxa_atexit is set.
3752 * target.def (dtors_from_cxa_atexit): New hook.
3754 2021-11-15 Iain Sandoe <iain@sandoe.co.uk>
3756 * config.in: Regenerate.
3757 * configure: Regenerate.
3758 * configure.ac: Test ld64 for -platform-version support.
3760 2021-11-15 Thomas Schwinge <thomas@codesourcery.com>
3762 * diagnostic-spec.h (typedef xint_hash_t)
3763 (typedef xint_hash_map_t): Replace with...
3764 (typedef nowarn_map_t): ... this.
3765 (nowarn_map): Adjust.
3766 * diagnostic-spec.c (nowarn_map, suppress_warning_at): Likewise.
3768 2021-11-15 Thomas Schwinge <thomas@codesourcery.com>
3770 * profile.c (branch_prob): Use 'location_hash' for
3773 2021-11-15 Aldy Hernandez <aldyh@redhat.com>
3775 PR tree-optimization/103207
3776 * value-range.cc (irange::set): Drop overflow.
3778 2021-11-15 Jakub Jelinek <jakub@redhat.com>
3780 * gimplify.c (optimize_target_teams): Only add OMP_CLAUSE_THREAD_LIMIT
3781 to OMP_TARGET_CLAUSES if it isn't there already.
3783 2021-11-15 Aldy Hernandez <aldyh@redhat.com>
3785 * gimple-range-path.cc (path_range_query::internal_range_of_expr):
3786 Remove useless code.
3787 (path_range_query::ssa_defined_in_bb): New.
3788 (path_range_query::ssa_range_in_phi): Avoid fold_range call that
3789 could trigger additional lookups.
3790 Do not use the cache for ARGs defined in this block.
3791 (path_range_query::compute_ranges_in_block): Use ssa_defined_in_bb.
3792 (path_range_query::maybe_register_phi_relation): Same.
3793 (path_range_query::range_of_stmt): Adjust comment.
3794 * gimple-range-path.h (ssa_defined_in_bb): New.
3796 2021-11-15 Aldy Hernandez <aldyh@redhat.com>
3798 * gimple-range-path.cc (path_range_query::internal_range_of_expr):
3799 Default to global range if nothing found.
3801 2021-11-15 Richard Biener <rguenther@suse.de>
3803 PR tree-optimization/103237
3804 * tree-vect-loop.c (vect_is_simple_reduction): Fail for
3805 double reductions with multiple inner loop LC PHI nodes.
3807 2021-11-15 Hongyu Wang <hongyu.wang@intel.com>
3810 * config/i386/i386-expand.c (ix86_expand_atomic_fetch_op_loop):
3811 New expand function.
3812 * config/i386/i386-options.c (ix86_target_string): Add
3813 -mrelax-cmpxchg-loop flag.
3814 (ix86_valid_target_attribute_inner_p): Likewise.
3815 * config/i386/i386-protos.h (ix86_expand_atomic_fetch_op_loop):
3816 New expand function prototype.
3817 * config/i386/i386.opt: Add -mrelax-cmpxchg-loop.
3818 * config/i386/sync.md (atomic_fetch_<logic><mode>): New expander
3820 (atomic_<logic>_fetch<mode>): Likewise.
3821 (atomic_fetch_nand<mode>): Likewise.
3822 (atomic_nand_fetch<mode>): Likewise.
3823 (atomic_fetch_<logic><mode>): New expander for DI,TI modes.
3824 (atomic_<logic>_fetch<mode>): Likewise.
3825 (atomic_fetch_nand<mode>): Likewise.
3826 (atomic_nand_fetch<mode>): Likewise.
3827 * doc/invoke.texi: Document -mrelax-cmpxchg-loop.
3829 2021-11-15 Richard Biener <rguenther@suse.de>
3831 PR tree-optimization/103219
3832 * gimple-loop-jam.c (tree_loop_unroll_and_jam): Use single_exit
3833 to determine the exit for the VN region.
3835 2021-11-15 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3837 * tree-ssa-loop.c (pass_vectorize): Move to tree-vectorizer.c.
3838 (pass_data_vectorize): Likewise.
3839 (make_pass_vectorize): Likewise.
3840 * tree-vectorizer.c (vectorize_loops): Merge with
3841 pass_vectorize::execute and replace cfun occurences with fun param.
3842 (adjust_simduid_builtins): Add fun param, replace cfun occurences with
3843 fun, and adjust callers approrpiately.
3844 (note_simd_array_uses): Likewise.
3845 (vect_loop_dist_alias_call): Likewise.
3846 (set_uid_loop_bbs): Likewise.
3847 (vect_transform_loops): Likewise.
3848 (try_vectorize_loop_1): Likewise.
3849 (try_vectorize_loop): Likewise.
3851 2021-11-15 Jakub Jelinek <jakub@redhat.com>
3854 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
3855 atomic_bit_test_and_complement<mode>,
3856 atomic_bit_test_and_reset<mode>): Use OPTAB_WIDEN instead of
3859 2021-11-15 Maciej W. Rozycki <macro@embecosm.com>
3861 * config/vax/vax.c (vax_lra_p): New prototype and function.
3862 (TARGET_LRA_P): Wire it.
3863 * config/vax/vax.opt (mlra): New option.
3864 * doc/invoke.texi (Option Summary, VAX Options): Document the
3867 2021-11-14 Jan Hubicka <jh@suse.cz>
3869 * ipa-modref.h (struct modref_summary): Add nondeterministic
3870 and calls_interposable flags.
3871 * ipa-modref.c (modref_summary::modref_summary): Initialize new flags.
3872 (modref_summary::useful_p): Check new flags.
3873 (struct modref_summary_lto): Add nondeterministic and
3874 calls_interposable flags.
3875 (modref_summary_lto::modref_summary_lto): Initialize new flags.
3876 (modref_summary_lto::useful_p): Check new flags.
3877 (modref_summary::dump): Dump new flags.
3878 (modref_summary_lto::dump): Dump new flags.
3879 (ignore_nondeterminism_p): New function.
3880 (merge_call_side_effects): Merge new flags.
3881 (process_fnspec): Likewise.
3882 (analyze_load): Volatile access is nondeterministic.
3883 (analyze_store): Liekwise.
3884 (analyze_stmt): Volatile ASM is nondeterministic.
3885 (analyze_function): Clear new flags.
3886 (modref_summaries::duplicate): Duplicate new flags.
3887 (modref_summaries_lto::duplicate): Duplicate new flags.
3888 (modref_write): Stream new flags.
3889 (read_section): Stream new flags.
3890 (propagate_unknown_call): Update new flags.
3891 (modref_propagate_in_scc): Propagate new flags.
3892 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Check
3894 * tree-ssa-structalias.c (determine_global_memory_access):
3897 2021-11-14 Maciej W. Rozycki <macro@embecosm.com>
3899 * config/vax/vax.h (SET_RATIO): New macro.
3900 * config/vax/vax.md (UNSPEC_SETMEM_FILL): New constant.
3901 (setmemhi): New expander.
3902 (setmemhi1): New insn and splitter.
3903 (*setmemhi1): New insn.
3905 2021-11-14 Jan Hubicka <hubicka@ucw.cz>
3907 * ipa-modref-tree.c (modref_access_node::update_for_kills): New
3909 (modref_access_node::merge_for_kills): Likewise.
3910 (modref_access_node::insert_kill): Likewise.
3911 * ipa-modref-tree.h (modref_access_node::update_for_kills,
3912 modref_access_node::merge_for_kills, modref_access_node::insert_kill):
3914 (modref_access_node::useful_for_kill): New member function.
3915 * ipa-modref.c (modref_summary::useful_p): Release useless kills.
3916 (lto_modref_summary): Add kills.
3917 (modref_summary::dump): Dump kills.
3918 (record_access): Add mdoref_access_node parameter.
3919 (record_access_lto): Likewise.
3920 (merge_call_side_effects): Merge kills.
3921 (analyze_call): Add ALWAYS_EXECUTED param and pass it around.
3922 (struct summary_ptrs): Add always_executed filed.
3923 (analyze_load): Update.
3924 (analyze_store): Update; record kills.
3925 (analyze_stmt): Add always_executed; record kills in clobbers.
3926 (analyze_function): Track always_executed.
3927 (modref_summaries::duplicate): Duplicate kills.
3928 (update_signature): Release kills.
3929 * ipa-modref.h (struct modref_summary): Add kills.
3930 * tree-ssa-alias.c (alias_stats): Add kill stats.
3931 (dump_alias_stats): Dump kill stats.
3932 (store_kills_ref_p): Break out from ...
3933 (stmt_kills_ref_p): Use it; handle modref info based kills.
3935 2021-11-14 Aldy Hernandez <aldyh@redhat.com>
3937 PR tree-optimization/103229
3938 * gimple-range-cache.cc (ssa_global_cache::clear): Do not pass
3939 null value to memset.
3941 2021-11-14 Jan Hubicka <hubicka@ucw.cz>
3943 * ipa-modref-tree.c (modref_access_node::get_call_arg): New member
3945 (modref_access_node::get_ao_ref): Likewise.
3946 * ipa-modref-tree.h (modref_access_node::get_call_arg): Declare.
3947 (modref_access_node::get_ao_ref): Declare.
3948 * tree-ssa-alias.c (modref_may_conflict): Use new accessors.
3949 * tree-ssa-dse.c (dse_optimize_call): Use new accessors.
3951 2021-11-13 Jan Hubicka <jh@suse.cz>
3954 * dbgcnt.def (ipa_attr): New counters.
3955 * ipa-pure-const.c: Include dbgcnt.c
3956 (ipa_make_function_const): Use debug counter.
3957 (ipa_make_function_pure): Likewise.
3958 (propagate_pure_const): Fix bug in my previous change.
3960 2021-11-13 Jan Hubicka <hubicka@ucw.cz>
3962 * ipa-modref-tree.c (modref_access_node::range_info_useful_p):
3963 Offline from ipa-modref-tree.h.
3964 (modref_access_node::dump): Move from ipa-modref.c; make member
3966 * ipa-modref-tree.h (modref_access_node::range_info_useful_p.
3967 modref_access_node::dump): Declare.
3968 * ipa-modref.c (dump_access): Remove.
3969 (dump_records): Update.
3970 (dump_lto_records): Update.
3971 (record_access): Update.
3972 (record_access_lto): Update.
3974 2021-11-13 Jan Hubicka <hubicka@ucw.cz>
3976 * ipa-modref.c (modref_summary::modref_summary): Clear new flags.
3977 (modref_summary::dump): Dump try_dse.
3978 (modref_summary::finalize): Add FUN attribute; compute try-dse.
3979 (analyze_function): Update.
3980 (read_section): Update.
3981 (update_signature): Update.
3982 (pass_ipa_modref::execute): Update.
3983 * ipa-modref.h (struct modref_summary):
3984 * tree-ssa-alias.c (ao_ref_init_from_ptr_and_range): Export.
3985 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_range): Declare.
3986 * tree-ssa-dse.c (dse_optimize_call): New function.
3987 (dse_optimize_stmt): Use it.
3989 2021-11-13 Jan Hubicka <hubicka@ucw.cz>
3991 * ipa-modref-tree.c: Move #if CHECKING_P to proper place.
3993 2021-11-13 Jan Hubicka <jh@suse.cz>
3996 (struct modref_access_node): Move longer member functions to
3998 (modref_ref_node::try_merge_with): Turn into modreef_acces_node member
4000 * ipa-modref-tree.c (modref_access_node::contains): Move here
4001 from ipa-modref-tree.h.
4002 (modref_access_node::update): Likewise.
4003 (modref_access_node::merge): Likewise.
4004 (modref_access_node::closer_pair_p): Likewise.
4005 (modref_access_node::forced_merge): Likewise.
4006 (modref_access_node::update2): Likewise.
4007 (modref_access_node::combined_offsets): Likewise.
4008 (modref_access_node::try_merge_with): Likewise.
4009 (modref_access_node::insert): Likewise.
4011 2021-11-13 Jan Hubicka <jh@suse.cz>
4013 * ipa-modref.c (modref_summary::global_memory_read_p): Remove.
4014 (modref_summary::global_memory_written_p): Remove.
4015 (modref_summary::dump): Dump new flags.
4016 (modref_summary::finalize): New member function.
4017 (analyze_function): Call it.
4018 (read_section): Call it.
4019 (update_signature): Call it.
4020 (pass_ipa_modref::execute): Call it.
4021 * ipa-modref.h (struct modref_summary): Remove
4022 global_memory_read_p and global_memory_written_p.
4023 Add global_memory_read, global_memory_written.
4024 * tree-ssa-structalias.c (determine_global_memory_access):
4027 2021-11-13 Jan Hubicka <jh@suse.cz>
4029 * ipa-fnsummary.c (compute_fn_summary): Use type_attribut_allowed_p
4030 * ipa-param-manipulation.c
4031 (ipa_param_adjustments::type_attribute_allowed_p):
4032 New member function.
4033 (drop_type_attribute_if_params_changed_p): New function.
4034 (build_adjusted_function_type): Use it.
4035 * ipa-param-manipulation.h: Add type_attribute_allowed_p.
4037 2021-11-13 David Malcolm <dmalcolm@redhat.com>
4039 * doc/invoke.texi (Static Analyzer Options): Add
4040 -Wno-analyzer-tainted-allocation-size,
4041 -Wno-analyzer-tainted-divisor, -Wno-analyzer-tainted-offset, and
4042 -Wno-analyzer-tainted-size to list. Add
4043 -Wanalyzer-tainted-allocation-size, -Wanalyzer-tainted-divisor,
4044 -Wanalyzer-tainted-offset, and -Wanalyzer-tainted-size to list
4045 of options effectively enabled by -fanalyzer.
4046 (-Wanalyzer-tainted-allocation-size): New.
4047 (-Wanalyzer-tainted-array-index): Tweak wording; add link to CWE.
4048 (-Wanalyzer-tainted-divisor): New.
4049 (-Wanalyzer-tainted-offset): New.
4050 (-Wanalyzer-tainted-size): New.
4052 2021-11-13 Jan Hubicka <jh@suse.cz>
4054 * attr-fnspec.h (attr_fnspec::arg_eaf_flags): Break out from ...
4055 * gimple.c (gimple_call_arg_flags): ... here.
4056 * ipa-modref.c (analyze_parms): Record flags known from fnspec.
4057 (modref_merge_call_site_flags): Use arg_eaf_flags.
4059 2021-11-13 Aldy Hernandez <aldyh@redhat.com>
4061 PR tree-optimization/103222
4062 * gimple-range-path.cc (path_range_query::compute_ranges_in_phis):
4064 (path_range_query::compute_ranges_in_block): Call
4065 compute_ranges_in_phis.
4066 * gimple-range-path.h (path_range_query::compute_ranges_in_phis):
4069 2021-11-13 Jan Hubicka <jh@suse.cz>
4071 * ipa-fnsummary.c (compute_fn_summary): Do not give up on signature
4072 changes on "fn spec" attribute; give up on varadic types.
4073 * ipa-param-manipulation.c: Include attribs.h.
4074 (build_adjusted_function_type): New parameter ARG_MODIFIED; if it is
4075 true remove "fn spec" attribute.
4076 (ipa_param_adjustments::build_new_function_type): Update.
4077 (ipa_param_body_adjustments::modify_formal_parameters): update.
4078 * ipa-sra.c: Include attribs.h.
4079 (ipa_sra_preliminary_function_checks): Do not check for TYPE_ATTRIBUTES.
4081 2021-11-13 Aldy Hernandez <aldyh@redhat.com>
4083 * gimple-range-path.cc (path_range_query::path_range_query): Merge
4085 (path_range_query::import_p): Move from header file.
4086 (path_range_query::~path_range_query): Adjust for combined ctors.
4087 * gimple-range-path.h: Merge ctors.
4088 (path_range_query::import_p): Move to .cc file.
4090 2021-11-13 Jan Hubicka <jh@suse.cz>
4092 PR tree-optimization/103182
4093 * ipa-modref.c (callee_to_caller_flags): Fix merging of flags.
4094 (modref_eaf_analysis::analyze_ssa_name): Fix merging of flags.
4096 2021-11-12 Stafford Horne <shorne@gmail.com>
4098 * config/or1k/or1k-protos.h (or1k_profile_hook): New function.
4099 * config/or1k/or1k.h (PROFILE_HOOK): Change macro to reference
4100 new function or1k_profile_hook.
4101 * config/or1k/or1k.c (struct machine_function): Add new field
4102 set_mcount_arg_insn.
4103 (or1k_profile_hook): New function.
4104 (or1k_init_pic_reg): Update to inject pic rtx after _mcount arg
4106 (or1k_frame_pointer_required): Frame pointer no longer needed
4109 2021-11-12 Jan Hubicka <jh@suse.cz>
4111 PR tree-optimization/103209
4112 * tree-ssa-structalias.c (find_func_aliases_for_call): Fix
4113 use of handle_rhs_call
4115 2021-11-12 Aldy Hernandez <aldyh@redhat.com>
4117 PR tree-optimization/103202
4118 * gimple-range-path.cc
4119 (path_range_query::compute_ranges_in_block): Solve PHI imports first.
4121 2021-11-12 Jan Hubicka <jh@suse.cz>
4123 * ipa-pure-const.c (propagate_pure_const): Remove redundant check;
4124 fix call of ipa_make_function_const and ipa_make_function_pure.
4126 2021-11-12 Richard Sandiford <richard.sandiford@arm.com>
4128 * config/aarch64/aarch64.c (aarch64_vector_op::n_advsimd_ops): Delete.
4129 (aarch64_vector_op::m_seen_loads): Likewise.
4130 (aarch64_vector_costs::aarch64_vector_costs): Don't push to
4132 (aarch64_vector_op::count_ops): Remove vectype and factor parameters.
4133 Remove code that tries to predict different vec_flags from the
4135 (aarch64_vector_costs::add_stmt_cost): Update accordingly.
4136 Remove m_advsimd_ops handling.
4138 2021-11-12 Richard Sandiford <richard.sandiford@arm.com>
4140 * config/aarch64/aarch64.c (aarch64_vector_costs::m_saw_sve_only_op)
4141 (aarch64_sve_only_stmt_p): Delete.
4142 (aarch64_vector_costs::prefer_unrolled_loop): New function,
4143 extracted from adjust_body_cost.
4144 (aarch64_vector_costs::better_main_loop_than_p): New function,
4145 using heuristics extracted from adjust_body_cost and
4146 adjust_body_cost_sve.
4147 (aarch64_vector_costs::adjust_body_cost_sve): Remove
4148 advsimd_cycles_per_iter and could_use_advsimd parameters.
4149 Update after changes above.
4150 (aarch64_vector_costs::adjust_body_cost): Update after changes above.
4152 2021-11-12 Richard Sandiford <richard.sandiford@arm.com>
4154 * config/aarch64/aarch64.c (aarch64_vec_op_count::m_vf_factor):
4155 New member variable.
4156 (aarch64_vec_op_count::aarch64_vec_op_count): Add a parameter for it.
4157 (aarch64_vec_op_count::vf_factor): New function.
4158 (aarch64_vector_costs::aarch64_vector_costs): When costing for
4159 neoverse-512tvb, pass a vf_factor of 2 for the Neoverse V1 version
4161 (aarch64_vector_costs::adjust_body_cost): Read the vf factor
4162 instead of hard-coding 2.
4164 2021-11-12 Richard Sandiford <richard.sandiford@arm.com>
4166 * config/aarch64/aarch64.c
4167 (aarch64_vec_op_count::rename_cycles_per_iter): New function.
4168 (aarch64_vec_op_count::min_nonpred_cycles_per_iter): Likewise.
4169 (aarch64_vec_op_count::min_pred_cycles_per_iter): Likewise.
4170 (aarch64_vec_op_count::min_cycles_per_iter): Likewise.
4171 (aarch64_vec_op_count::dump): Move earlier in file. Dump the
4172 above properties too.
4173 (aarch64_estimate_min_cycles_per_iter): Delete.
4174 (adjust_body_cost): Use aarch64_vec_op_count::min_cycles_per_iter
4175 instead of aarch64_estimate_min_cycles_per_iter. Rely on the dump
4176 routine to print CPI estimates.
4177 (adjust_body_cost_sve): Likewise. Use the other functions above
4178 instead of doing the work inline.
4180 2021-11-12 Richard Sandiford <richard.sandiford@arm.com>
4182 * config/aarch64/aarch64.c (aarch64_vec_op_count): Allow default
4184 (aarch64_vec_op_count::base_issue_info): Remove handling of null
4186 (aarch64_vec_op_count::simd_issue_info): Likewise.
4187 (aarch64_vec_op_count::sve_issue_info): Likewise.
4188 (aarch64_vector_costs::m_ops): Turn into a vector.
4189 (aarch64_vector_costs::m_advsimd_ops): Likewise.
4190 (aarch64_vector_costs::aarch64_vector_costs): Add entries to
4191 the vectors based on aarch64_tune_params.
4192 (aarch64_vector_costs::analyze_loop_vinfo): Update the pred_ops
4193 of all entries in m_ops.
4194 (aarch64_vector_costs::add_stmt_cost): Call count_ops for all
4196 (aarch64_estimate_min_cycles_per_iter): Remove issue_info
4197 parameter and get the information from the ops instead.
4198 (aarch64_vector_costs::adjust_body_cost_sve): Take a
4199 aarch64_vec_issue_info instead of a aarch64_vec_op_count.
4200 (aarch64_vector_costs::adjust_body_cost): Update call accordingly.
4201 Exit earlier if m_ops is empty for either cost structure.
4203 2021-11-12 Richard Sandiford <richard.sandiford@arm.com>
4205 * config/aarch64/aarch64.c (aarch64_vector_costs::m_scalar_ops)
4206 (aarch64_vector_costs::m_sve_ops): Replace with...
4207 (aarch64_vector_costs::m_ops): ...this.
4208 (aarch64_vector_costs::analyze_loop_vinfo): Update accordingly.
4209 (aarch64_vector_costs::adjust_body_cost_sve): Likewise.
4210 (aarch64_vector_costs::aarch64_vector_costs): Likewise.
4211 Initialize m_vec_flags here rather than in add_stmt_cost.
4212 (aarch64_vector_costs::count_ops): Test for scalar reductions too.
4213 Allow vectype to be null.
4214 (aarch64_vector_costs::add_stmt_cost): Call count_ops for scalar
4215 code too. Don't require vectype to be nonnull.
4216 (aarch64_vector_costs::adjust_body_cost): Take the loop_vec_info
4217 and scalar costs as parameters. Use the scalar costs to determine
4218 the cycles per iteration of the scalar loop, then multiply it
4219 by the estimated VF.
4220 (aarch64_vector_costs::finish_cost): Update call accordingly.
4222 2021-11-12 Richard Sandiford <richard.sandiford@arm.com>
4224 * config/aarch64/aarch64.c (aarch64_dr_type): New function.
4225 (aarch64_vector_costs::count_ops): Use it rather than the
4226 vectype to determine floatness.
4228 2021-11-12 Richard Sandiford <richard.sandiford@arm.com>
4230 * config/aarch64/aarch64.c (aarch64_sve_in_loop_reduction_latency):
4231 Remove vectype parameter and get floatness from the type of the
4233 (arch64_in_loop_reduction_latency): Likewise.
4234 (aarch64_detect_vector_stmt_subtype): Update caller.
4235 (aarch64_vector_costs::count_ops): Likewise.
4237 2021-11-12 Richard Sandiford <richard.sandiford@arm.com>
4239 * config/aarch64/aarch64.c (aarch64_sve_op_count): Fold into...
4240 (aarch64_vec_op_count): ...this. Add a constructor.
4241 (aarch64_vec_op_count::vec_flags): New function.
4242 (aarch64_vec_op_count::base_issue_info): Likewise.
4243 (aarch64_vec_op_count::simd_issue_info): Likewise.
4244 (aarch64_vec_op_count::sve_issue_info): Likewise.
4245 (aarch64_vec_op_count::m_issue_info): New member variable.
4246 (aarch64_vec_op_count::m_vec_flags): Likewise.
4247 (aarch64_vector_costs): Add a constructor.
4248 (aarch64_vector_costs::m_sve_ops): Change type to aarch64_vec_op_count.
4249 (aarch64_vector_costs::aarch64_vector_costs): New function.
4250 Initialize m_scalar_ops, m_advsimd_ops and m_sve_ops.
4251 (aarch64_vector_costs::count_ops): Remove vec_flags and
4252 issue_info parameters, using the new aarch64_vec_op_count
4254 (aarch64_vector_costs::add_stmt_cost): Update call accordingly.
4255 (aarch64_sve_op_count::dump): Fold into...
4256 (aarch64_vec_op_count::dump): ..here.
4258 2021-11-12 Richard Sandiford <richard.sandiford@arm.com>
4260 * config/aarch64/aarch64.c: Include tree-dfa.h.
4261 (aarch64_check_consecutive_mems): New function that takes MEM_EXPR
4262 and MEM_OFFSET into account.
4263 (aarch64_swap_ldrstr_operands): Use it.
4264 (aarch64_operands_ok_for_ldpstp): Likewise. Check that the
4265 address of the second memory doesn't depend on the result of
4268 2021-11-12 Jan Hubicka <hubicka@ucw.cz>
4270 * ipa-pure-const.c (ipa_make_function_pure): Fix exit condition.
4272 2021-11-12 Jan Hubicka <jh@suse.cz>
4274 PR tree-optimization/103175
4275 * ipa-modref.c (modref_lattice::merge): Add sanity check.
4276 (callee_to_caller_flags): Make flags adjustment sane.
4277 (modref_eaf_analysis::analyze_ssa_name): Likewise.
4279 2021-11-12 Jan Hubicka <jh@suse.cz>
4282 * ipa-modref.c (analyze_function, modref_propagate_in_scc): Do
4283 not mark pure/const function if there are side-effects.
4285 2021-11-12 Chung-Lin Tang <cltang@codesourcery.com>
4287 * tree.h (OMP_CLAUSE_MAP_RUNTIME_IMPLICIT_P): New access macro for
4288 'implicit' bit, using 'base.deprecated_flag' field of tree_node.
4289 * tree-pretty-print.c (dump_omp_clause): Add support for printing
4290 implicit attribute in tree dumping.
4291 * gimplify.c (gimplify_adjust_omp_clauses_1):
4292 Set OMP_CLAUSE_MAP_RUNTIME_IMPLICIT_P to 1 if map clause is implicitly
4294 (gimplify_adjust_omp_clauses): Adjust place of adding implicitly created
4295 clauses, from simple append, to starting of list, after non-map clauses.
4296 * omp-low.c (lower_omp_target): Add GOMP_MAP_IMPLICIT bits into kind
4297 values passed to libgomp for implicit maps.
4299 2021-11-12 Jakub Jelinek <jakub@redhat.com>
4301 * omp-builtins.def (BUILT_IN_GOMP_TEAMS): Remove.
4302 (BUILT_IN_GOMP_TEAMS4): New.
4303 * builtin-types.def (BT_FN_VOID_UINT_UINT): Remove.
4304 (BT_FN_BOOL_UINT_UINT_UINT_BOOL): New.
4305 * omp-low.c (lower_omp_teams): Use GOMP_teams4 instead of
4306 GOMP_teams, pass to it also num_teams lower-bound expression
4307 or a dup of upper-bound if it is missing and a flag whether
4308 it is the first call or not.
4310 2021-11-12 Martin Liska <mliska@suse.cz>
4312 PR tree-optimization/102497
4313 * gimple-predicate-analysis.cc (add_pred): Remove unused
4316 2021-11-12 Richard Biener <rguenther@suse.de>
4318 PR tree-optimization/103204
4319 * tree-ssa-sccvn.c (valueize_refs_1): Re-valueize the
4320 top operand after folding in an address.
4322 2021-11-11 Aldy Hernandez <aldyh@redhat.com>
4324 * gimple-range-path.cc (path_range_query::path_range_query): New
4325 ctor without a ranger.
4326 (path_range_query::~path_range_query): Free ranger if necessary.
4327 (path_range_query::range_on_path_entry): Adjust m_ranger for pointer.
4328 (path_range_query::ssa_range_in_phi): Same.
4329 (path_range_query::compute_ranges_in_block): Same.
4330 (path_range_query::compute_imports): Same.
4331 (path_range_query::compute_ranges): Same.
4332 (path_range_query::range_of_stmt): Same.
4333 (path_range_query::compute_outgoing_relations): Same.
4334 * gimple-range-path.h (class path_range_query): New ctor.
4335 * tree-ssa-loop-ch.c (ch_base::copy_headers): Remove gimple_ranger
4336 as path_range_query allocates one.
4337 * tree-ssa-threadbackward.c (class back_threader): Remove m_ranger.
4338 (back_threader::~back_threader): Same.
4340 2021-11-11 Aldy Hernandez <aldyh@redhat.com>
4342 * tree-ssa-threadbackward.c
4343 (back_threader_profitability::profitable_path_p): Remove loop
4344 crossing restriction.
4346 2021-11-11 Jan Hubicka <hubicka@ucw.cz>
4348 * ipa-modref.c (analyze_function): Do pure/const discovery, return
4350 (pass_modref::execute): If pure/const is discovered fixup cfg.
4351 (ignore_edge): Do not ignore pure/const edges.
4352 (modref_propagate_in_scc): Do pure/const discovery, return true if
4353 cdtor was promoted pure/const.
4354 (pass_ipa_modref::execute): If needed remove unreachable functions.
4355 * ipa-pure-const.c (warn_function_noreturn): Fix whitespace.
4356 (warn_function_cold): Likewise.
4357 (skip_function_for_local_pure_const): Move earlier.
4358 (ipa_make_function_const): Break out from ...
4359 (ipa_make_function_pure): Break out from ...
4360 (propagate_pure_const): ... here.
4361 (pass_local_pure_const::execute): Use it.
4362 * ipa-utils.h (ipa_make_function_const): Declare.
4363 (ipa_make_function_pure): Declare.
4364 * passes.def: Move early modref after pure-const.
4366 2021-11-11 David Malcolm <dmalcolm@redhat.com>
4369 * diagnostic-show-locus.c (def_policy): Use def_tabstop.
4371 2021-11-11 Jonathan Wright <jonathan.wright@arm.com>
4373 * config/aarch64/aarch64-builtins.c (TYPES_COMBINE): Delete.
4374 (TYPES_COMBINEP): Delete.
4375 * config/aarch64/aarch64-simd-builtins.def: Declare type-
4376 qualified builtins for vcombine_* intrinsics.
4377 * config/aarch64/arm_neon.h (vcombine_s8): Remove unnecessary
4379 (vcombine_s16): Likewise.
4380 (vcombine_s32): Likewise.
4381 (vcombine_f32): Likewise.
4382 (vcombine_u8): Use type-qualified builtin and remove casts.
4383 (vcombine_u16): Likewise.
4384 (vcombine_u32): Likewise.
4385 (vcombine_u64): Likewise.
4386 (vcombine_p8): Likewise.
4387 (vcombine_p16): Likewise.
4388 (vcombine_p64): Likewise.
4389 (vcombine_bf16): Remove unnecessary cast.
4390 * config/aarch64/iterators.md (VD_I): New mode iterator.
4391 (VDC_P): New mode iterator.
4393 2021-11-11 Jonathan Wright <jonathan.wright@arm.com>
4395 * config/aarch64/aarch64-builtins.c (TYPES_LOAD1_U): Define.
4396 (TYPES_LOAD1_P): Define.
4397 (TYPES_STORE1_U): Define.
4398 (TYPES_STORE1P): Rename to...
4399 (TYPES_STORE1_P): This.
4400 (get_mem_type_for_load_store): Add unsigned and poly types.
4401 (aarch64_general_gimple_fold_builtin): Add unsigned and poly
4402 type-qualified builtin declarations.
4403 * config/aarch64/aarch64-simd-builtins.def: Declare type-
4404 qualified builtins for LD1/ST1.
4405 * config/aarch64/arm_neon.h (vld1_p8): Use type-qualified
4406 builtin and remove cast.
4407 (vld1_p16): Likewise.
4408 (vld1_u8): Likewise.
4409 (vld1_u16): Likewise.
4410 (vld1_u32): Likewise.
4411 (vld1q_p8): Likewise.
4412 (vld1q_p16): Likewise.
4413 (vld1q_p64): Likewise.
4414 (vld1q_u8): Likewise.
4415 (vld1q_u16): Likewise.
4416 (vld1q_u32): Likewise.
4417 (vld1q_u64): Likewise.
4418 (vst1_p8): Likewise.
4419 (vst1_p16): Likewise.
4420 (vst1_u8): Likewise.
4421 (vst1_u16): Likewise.
4422 (vst1_u32): Likewise.
4423 (vst1q_p8): Likewise.
4424 (vst1q_p16): Likewise.
4425 (vst1q_p64): Likewise.
4426 (vst1q_u8): Likewise.
4427 (vst1q_u16): Likewise.
4428 (vst1q_u32): Likewise.
4429 (vst1q_u64): Likewise.
4430 * config/aarch64/iterators.md (VALLP_NO_DI): New iterator.
4432 2021-11-11 Jonathan Wright <jonathan.wright@arm.com>
4434 * config/aarch64/aarch64-simd-builtins.def: Declare unsigned
4435 builtins for vector reduction.
4436 * config/aarch64/arm_neon.h (vaddv_u8): Use type-qualified
4437 builtin and remove casts.
4438 (vaddv_u16): Likewise.
4439 (vaddv_u32): Likewise.
4440 (vaddvq_u8): Likewise.
4441 (vaddvq_u16): Likewise.
4442 (vaddvq_u32): Likewise.
4443 (vaddvq_u64): Likewise.
4445 2021-11-11 Jonathan Wright <jonathan.wright@arm.com>
4447 * config/aarch64/aarch64-simd-builtins.def:
4448 * config/aarch64/arm_neon.h (vpaddq_u8): Use type-qualified
4449 builtin and remove casts.
4450 (vpaddq_u16): Likewise.
4451 (vpaddq_u32): Likewise.
4452 (vpaddq_u64): Likewise.
4453 (vpadd_u8): Likewise.
4454 (vpadd_u16): Likewise.
4455 (vpadd_u32): Likewise.
4456 (vpaddd_u64): Likewise.
4458 2021-11-11 Jonathan Wright <jonathan.wright@arm.com>
4460 * config/aarch64/aarch64-simd-builtins.def: Declare unsigned
4461 builtins for [r]subhn[2].
4462 * config/aarch64/arm_neon.h (vsubhn_s16): Remove unnecessary
4464 (vsubhn_s32): Likewise.
4465 (vsubhn_s64): Likewise.
4466 (vsubhn_u16): Use type-qualified builtin and remove casts.
4467 (vsubhn_u32): Likewise.
4468 (vsubhn_u64): Likewise.
4469 (vrsubhn_s16): Remove unnecessary cast.
4470 (vrsubhn_s32): Likewise.
4471 (vrsubhn_s64): Likewise.
4472 (vrsubhn_u16): Use type-qualified builtin and remove casts.
4473 (vrsubhn_u32): Likewise.
4474 (vrsubhn_u64): Likewise.
4475 (vrsubhn_high_s16): Remove unnecessary cast.
4476 (vrsubhn_high_s32): Likewise.
4477 (vrsubhn_high_s64): Likewise.
4478 (vrsubhn_high_u16): Use type-qualified builtin and remove
4480 (vrsubhn_high_u32): Likewise.
4481 (vrsubhn_high_u64): Likewise.
4482 (vsubhn_high_s16): Remove unnecessary cast.
4483 (vsubhn_high_s32): Likewise.
4484 (vsubhn_high_s64): Likewise.
4485 (vsubhn_high_u16): Use type-qualified builtin and remove
4487 (vsubhn_high_u32): Likewise.
4488 (vsubhn_high_u64): Likewise.
4490 2021-11-11 Jonathan Wright <jonathan.wright@arm.com>
4492 * config/aarch64/aarch64-simd-builtins.def: Declare unsigned
4493 builtins for [r]addhn[2].
4494 * config/aarch64/arm_neon.h (vaddhn_s16): Remove unnecessary
4496 (vaddhn_s32): Likewise.
4497 (vaddhn_s64): Likewise.
4498 (vaddhn_u16): Use type-qualified builtin and remove casts.
4499 (vaddhn_u32): Likewise.
4500 (vaddhn_u64): Likewise.
4501 (vraddhn_s16): Remove unnecessary cast.
4502 (vraddhn_s32): Likewise.
4503 (vraddhn_s64): Likewise.
4504 (vraddhn_u16): Use type-qualified builtin and remove casts.
4505 (vraddhn_u32): Likewise.
4506 (vraddhn_u64): Likewise.
4507 (vaddhn_high_s16): Remove unnecessary cast.
4508 (vaddhn_high_s32): Likewise.
4509 (vaddhn_high_s64): Likewise.
4510 (vaddhn_high_u16): Use type-qualified builtin and remove
4512 (vaddhn_high_u32): Likewise.
4513 (vaddhn_high_u64): Likewise.
4514 (vraddhn_high_s16): Remove unnecessary cast.
4515 (vraddhn_high_s32): Likewise.
4516 (vraddhn_high_s64): Likewise.
4517 (vraddhn_high_u16): Use type-qualified builtin and remove
4519 (vraddhn_high_u32): Likewise.
4520 (vraddhn_high_u64): Likewise.
4522 2021-11-11 Jonathan Wright <jonathan.wright@arm.com>
4524 * config/aarch64/aarch64-simd-builtins.def: Use BINOPU type
4525 qualifiers in generator macros for uhsub builtins.
4526 * config/aarch64/arm_neon.h (vhsub_s8): Remove unnecessary
4528 (vhsub_s16): Likewise.
4529 (vhsub_s32): Likewise.
4530 (vhsub_u8): Use type-qualified builtin and remove casts.
4531 (vhsub_u16): Likewise.
4532 (vhsub_u32): Likewise.
4533 (vhsubq_s8): Remove unnecessary cast.
4534 (vhsubq_s16): Likewise.
4535 (vhsubq_s32): Likewise.
4536 (vhsubq_u8): Use type-qualified builtin and remove casts.
4537 (vhsubq_u16): Likewise.
4538 (vhsubq_u32): Likewise.
4540 2021-11-11 Jonathan Wright <jonathan.wright@arm.com>
4542 * config/aarch64/aarch64-simd-builtins.def: Use BINOPU type
4543 qualifiers in generator macros for u[r]hadd builtins.
4544 * config/aarch64/arm_neon.h (vhadd_s8): Remove unnecessary
4546 (vhadd_s16): Likewise.
4547 (vhadd_s32): Likewise.
4548 (vhadd_u8): Use type-qualified builtin and remove casts.
4549 (vhadd_u16): Likewise.
4550 (vhadd_u32): Likewise.
4551 (vhaddq_s8): Remove unnecessary cast.
4552 (vhaddq_s16): Likewise.
4553 (vhaddq_s32): Likewise.
4554 (vhaddq_u8): Use type-qualified builtin and remove casts.
4555 (vhaddq_u16): Likewise.
4556 (vhaddq_u32): Likewise.
4557 (vrhadd_s8): Remove unnecessary cast.
4558 (vrhadd_s16): Likewise.
4559 (vrhadd_s32): Likewise.
4560 (vrhadd_u8): Use type-qualified builtin and remove casts.
4561 (vrhadd_u16): Likewise.
4562 (vrhadd_u32): Likewise.
4563 (vrhaddq_s8): Remove unnecessary cast.
4564 (vrhaddq_s16): Likewise.
4565 (vrhaddq_s32): Likewise.
4566 (vrhaddq_u8): Use type-wualified builtin and remove casts.
4567 (vrhaddq_u16): Likewise.
4568 (vrhaddq_u32): Likewise.
4570 2021-11-11 Jonathan Wright <jonathan.wright@arm.com>
4572 * config/aarch64/aarch64-simd-builtins.def: Use BINOPU type
4573 qualifiers in generator macros for usub[lw][2] builtins.
4574 * config/aarch64/arm_neon.h (vsubl_s8): Remove unnecessary
4576 (vsubl_s16): Likewise.
4577 (vsubl_s32): Likewise.
4578 (vsubl_u8): Use type-qualified builtin and remove casts.
4579 (vsubl_u16): Likewise.
4580 (vsubl_u32): Likewise.
4581 (vsubl_high_s8): Remove unnecessary cast.
4582 (vsubl_high_s16): Likewise.
4583 (vsubl_high_s32): Likewise.
4584 (vsubl_high_u8): Use type-qualified builtin and remove casts.
4585 (vsubl_high_u16): Likewise.
4586 (vsubl_high_u32): Likewise.
4587 (vsubw_s8): Remove unnecessary casts.
4588 (vsubw_s16): Likewise.
4589 (vsubw_s32): Likewise.
4590 (vsubw_u8): Use type-qualified builtin and remove casts.
4591 (vsubw_u16): Likewise.
4592 (vsubw_u32): Likewise.
4593 (vsubw_high_s8): Remove unnecessary cast.
4594 (vsubw_high_s16): Likewise.
4595 (vsubw_high_s32): Likewise.
4596 (vsubw_high_u8): Use type-qualified builtin and remove casts.
4597 (vsubw_high_u16): Likewise.
4598 (vsubw_high_u32): Likewise.
4600 2021-11-11 Jonathan Wright <jonathan.wright@arm.com>
4602 * config/aarch64/aarch64-simd-builtins.def: Use BINOPU type
4603 qualifiers in generator macros for uadd[lw][2] builtins.
4604 * config/aarch64/arm_neon.h (vaddl_s8): Remove unnecessary
4606 (vaddl_s16): Likewise.
4607 (vaddl_s32): Likewise.
4608 (vaddl_u8): Use type-qualified builtin and remove casts.
4609 (vaddl_u16): Likewise.
4610 (vaddl_u32): Likewise.
4611 (vaddl_high_s8): Remove unnecessary cast.
4612 (vaddl_high_s16): Likewise.
4613 (vaddl_high_s32): Likewise.
4614 (vaddl_high_u8): Use type-qualified builtin and remove casts.
4615 (vaddl_high_u16): Likewise.
4616 (vaddl_high_u32): Likewise.
4617 (vaddw_s8): Remove unnecessary cast.
4618 (vaddw_s16): Likewise.
4619 (vaddw_s32): Likewise.
4620 (vaddw_u8): Use type-qualified builtin and remove casts.
4621 (vaddw_u16): Likewise.
4622 (vaddw_u32): Likewise.
4623 (vaddw_high_s8): Remove unnecessary cast.
4624 (vaddw_high_s16): Likewise.
4625 (vaddw_high_s32): Likewise.
4626 (vaddw_high_u8): Use type-qualified builtin and remove casts.
4627 (vaddw_high_u16): Likewise.
4628 (vaddw_high_u32): Likewise.
4630 2021-11-11 Jonathan Wright <jonathan.wright@arm.com>
4632 * config/aarch64/aarch64-simd-builtins.def: Declare type-
4633 qualified builtins for [R]SHRN[2].
4634 * config/aarch64/arm_neon.h (vshrn_n_u16): Use type-qualified
4635 builtin and remove casts.
4636 (vshrn_n_u32): Likewise.
4637 (vshrn_n_u64): Likewise.
4638 (vrshrn_high_n_u16): Likewise.
4639 (vrshrn_high_n_u32): Likewise.
4640 (vrshrn_high_n_u64): Likewise.
4641 (vrshrn_n_u16): Likewise.
4642 (vrshrn_n_u32): Likewise.
4643 (vrshrn_n_u64): Likewise.
4644 (vshrn_high_n_u16): Likewise.
4645 (vshrn_high_n_u32): Likewise.
4646 (vshrn_high_n_u64): Likewise.
4648 2021-11-11 Jonathan Wright <jonathan.wright@arm.com>
4650 * config/aarch64/aarch64-simd-builtins.def: Declare unsigned
4651 type-qualified builtins for XTN[2].
4652 * config/aarch64/arm_neon.h (vmovn_high_u16): Use type-
4653 qualified builtin and remove casts.
4654 (vmovn_high_u32): Likewise.
4655 (vmovn_high_u64): Likewise.
4656 (vmovn_u16): Likewise.
4657 (vmovn_u32): Likewise.
4658 (vmovn_u64): Likewise.
4660 2021-11-11 Jonathan Wright <jonathan.wright@arm.com>
4662 * config/aarch64/aarch64-simd-builtins.def: Use poly type
4663 qualifier in builtin generator macros.
4664 * config/aarch64/arm_neon.h (vmul_p8): Use type-qualified
4665 builtin and remove casts.
4666 (vmulq_p8): Likewise.
4667 (vmull_high_p8): Likewise.
4668 (vmull_p8): Likewise.
4670 2021-11-11 Jonathan Wright <jonathan.wright@arm.com>
4672 * config/aarch64/aarch64-simd-builtins.def: Declare type-
4673 qualified builtin generators for unsigned MLA/MLS intrinsics.
4674 * config/aarch64/arm_neon.h (vmla_n_u16): Use type-qualified
4676 (vmla_n_u32): Likewise.
4677 (vmla_u8): Likewise.
4678 (vmla_u16): Likewise.
4679 (vmla_u32): Likewise.
4680 (vmlaq_n_u16): Likewise.
4681 (vmlaq_n_u32): Likewise.
4682 (vmlaq_u8): Likewise.
4683 (vmlaq_u16): Likewise.
4684 (vmlaq_u32): Likewise.
4685 (vmls_n_u16): Likewise.
4686 (vmls_n_u32): Likewise.
4687 (vmls_u8): Likewise.
4688 (vmls_u16): Likewise.
4689 (vmls_u32): Likewise.
4690 (vmlsq_n_u16): Likewise.
4691 (vmlsq_n_u32): Likewise.
4692 (vmlsq_u8): Likewise.
4693 (vmlsq_u16): Likewise.
4694 (vmlsq_u32): Likewise.
4696 2021-11-11 Jan Hubicka <hubicka@ucw.cz>
4698 * ipa-modref.c (modref_summary::useful_p): Check also for side-effects
4699 with looping const/pure.
4700 (modref_summary_lto::useful_p): Likewise.
4701 (merge_call_side_effects): Merge side effects before early exit
4703 (process_fnspec): Also handle pure functions.
4704 (analyze_call): Do not early exit on looping pure const.
4705 (propagate_unknown_call): Also handle nontrivial SCC as side-effect.
4706 (modref_propagate_in_scc): Update.
4708 2021-11-11 Richard Biener <rguenther@suse.de>
4710 PR tree-optimization/103190
4711 * tree-ssa-reassoc.c (insert_stmt_after): Only assert on asm goto.
4713 2021-11-11 Aldy Hernandez <aldyh@redhat.com>
4715 * gimple-range-path.cc (path_range_query::add_copies_to_imports):
4717 (path_range_query::compute_imports): ...this. Adapt it so it can
4718 be passed the imports bitmap instead of working on m_imports.
4719 (path_range_query::compute_ranges): Call compute_imports in all
4720 cases unless an imports bitmap is passed.
4721 * gimple-range-path.h (path_range_query::compute_imports): New.
4722 (path_range_query::add_copies_to_imports): Remove.
4723 * tree-ssa-threadbackward.c (back_threader::resolve_def): Remove.
4724 (back_threader::find_paths_to_names): Inline resolve_def.
4725 (back_threader::find_paths): Call compute_imports.
4726 (back_threader::resolve_phi): Adjust comment.
4728 2021-11-11 Richard Biener <rguenther@suse.de>
4730 PR tree-optimization/103188
4731 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
4732 Remove query parameter, split out check for size
4734 (ch_base::m_ranger, cb_base::m_query): Remove.
4735 (ch_base::copy_headers): Split processing loop into
4736 analysis around which we allocate and use ranger and
4737 transform where we do not.
4738 (pass_ch::execute): Do not allocate/free ranger here.
4739 (pass_ch_vect::execute): Likewise.
4741 2021-11-11 Jan Hubicka <hubicka@ucw.cz>
4743 * ipa-pure-const.c (propagate_pure_const): Self recursion is
4746 2021-11-11 Jan Hubicka <hubicka@ucw.cz>
4748 * cgraph.c (set_noreturn_flag_1): New function.
4749 (cgraph_node::set_noreturn_flag): New member function
4750 * cgraph.h (cgraph_node::set_noreturn_flags): Declare.
4751 * ipa-pure-const.c (pass_local_pure_const::execute): Use it.
4753 2021-11-11 Aldy Hernandez <aldyh@redhat.com>
4754 Richard Biener <rguenther@suse.de>
4756 * tree-ssa-loop-ch.c (entry_loop_condition_is_static): Resolve
4757 statically to the edge remaining in the loop.
4759 2021-11-11 Richard Biener <rguenther@suse.de>
4761 PR middle-end/103181
4762 * tree-eh.c (operation_could_trap_helper_p): Properly
4763 check vector constants for a zero element for integer
4764 division. Separate floating point and integer division code.
4766 2021-11-11 Jakub Jelinek <jakub@redhat.com>
4769 * dwarf2out.c (field_byte_offset): Do the PCC_BITFIELD_TYPE_MATTERS
4770 handling only for DECL_BIT_FIELD_TYPE decls.
4772 2021-11-11 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4775 * config/aarch64/aarch64.c (aarch64_process_target_attr): Check if
4776 token is arch extension without leading '+' and emit appropriate
4777 diagnostic for the same.
4779 2021-11-11 Jakub Jelinek <jakub@redhat.com>
4781 * tree.h (OMP_CLAUSE_NUM_TEAMS_EXPR): Rename to ...
4782 (OMP_CLAUSE_NUM_TEAMS_UPPER_EXPR): ... this.
4783 (OMP_CLAUSE_NUM_TEAMS_LOWER_EXPR): Define.
4784 * tree.c (omp_clause_num_ops): Increase num ops for
4785 OMP_CLAUSE_NUM_TEAMS to 2.
4786 * tree-pretty-print.c (dump_omp_clause): Print optional lower bound
4787 for OMP_CLAUSE_NUM_TEAMS.
4788 * gimplify.c (gimplify_scan_omp_clauses): Gimplify
4789 OMP_CLAUSE_NUM_TEAMS_LOWER_EXPR if non-NULL.
4790 (optimize_target_teams): Use OMP_CLAUSE_NUM_TEAMS_UPPER_EXPR instead
4791 of OMP_CLAUSE_NUM_TEAMS_EXPR. Handle OMP_CLAUSE_NUM_TEAMS_LOWER_EXPR.
4792 * omp-low.c (lower_omp_teams): Use OMP_CLAUSE_NUM_TEAMS_UPPER_EXPR
4793 instead of OMP_CLAUSE_NUM_TEAMS_EXPR.
4794 * omp-expand.c (expand_teams_call, get_target_arguments): Likewise.
4796 2021-11-11 Richard Biener <rguenther@suse.de>
4798 * cfganal.c (find_pdom): Remove.
4799 (control_dependences::find_control_dependence): Remove
4800 special-casing of entry block, call get_immediate_dominator
4802 * gimple-predicate-analysis.cc (find_pdom): Remove.
4803 (find_dom): Likewise.
4804 (find_control_equiv_block): Call get_immediate_dominator
4806 (compute_control_dep_chain): Likewise.
4807 (predicate::init_from_phi_def): Likewise.
4809 2021-11-11 Richard Biener <rguenther@suse.de>
4811 * cfganal.h (control_dependences::control_dependence_map):
4813 (control_dependences::m_bitmaps): New.
4814 * cfganal.c (control_dependences::set_control_dependence_map_bit):
4816 (control_dependences::clear_control_dependence_bitmap):
4818 (control_dependences::find_control_dependence): Do not
4819 find_edge for the abnormal edge test.
4820 (control_dependences::control_dependences): Instead do not
4821 add abnormal edges to the edge list. Adjust.
4822 (control_dependences::~control_dependences): Likewise.
4823 (control_dependences::get_edges_dependent_on): Likewise.
4824 * function-tests.c: Include bitmap.h.
4826 2021-11-11 Kewen Lin <linkw@linux.ibm.com>
4828 * doc/invoke.texi: Change references to "future cpu" to "power10",
4829 "-mcpu=future" to "-mcpu=power10". Adjust words for float128.
4831 2021-11-11 Cui,Lili <lili.cui@intel.com>
4833 * config/i386/i386-options.c (m_CORE_AVX2): Remove Alderlake
4835 (processor_cost_table): Use alderlake_cost for Alderlake.
4836 * config/i386/i386.c (ix86_sched_init_global): Handle Alderlake.
4837 * config/i386/x86-tune-costs.h (struct processor_costs): Add alderlake
4839 * config/i386/x86-tune-sched.c (ix86_issue_rate): Change Alderlake
4841 (ix86_adjust_cost): Handle Alderlake.
4842 * config/i386/x86-tune.def (X86_TUNE_SCHEDULE): Enable for Alderlake.
4843 (X86_TUNE_PARTIAL_REG_DEPENDENCY): Likewise.
4844 (X86_TUNE_SSE_PARTIAL_REG_DEPENDENCY): Likewise.
4845 (X86_TUNE_SSE_PARTIAL_REG_FP_CONVERTS_DEPENDENCY): Likewise.
4846 (X86_TUNE_SSE_PARTIAL_REG_CONVERTS_DEPENDENCY): Likewise.
4847 (X86_TUNE_MEMORY_MISMATCH_STALL): Likewise.
4848 (X86_TUNE_USE_LEAVE): Likewise.
4849 (X86_TUNE_PUSH_MEMORY): Likewise.
4850 (X86_TUNE_USE_INCDEC): Likewise.
4851 (X86_TUNE_INTEGER_DFMODE_MOVES): Likewise.
4852 (X86_TUNE_MISALIGNED_MOVE_STRING_PRO_EPILOGUES): Likewise.
4853 (X86_TUNE_USE_SAHF): Likewise.
4854 (X86_TUNE_USE_BT): Likewise.
4855 (X86_TUNE_AVOID_FALSE_DEP_FOR_BMI): Likewise.
4856 (X86_TUNE_ONE_IF_CONV_INSN): Likewise.
4857 (X86_TUNE_AVOID_MFENCE): Likewise.
4858 (X86_TUNE_USE_SIMODE_FIOP): Likewise.
4859 (X86_TUNE_EXT_80387_CONSTANTS): Likewise.
4860 (X86_TUNE_SSE_UNALIGNED_LOAD_OPTIMAL): Likewise.
4861 (X86_TUNE_SSE_UNALIGNED_STORE_OPTIMAL): Likewise.
4862 (X86_TUNE_SSE_TYPELESS_STORES): Likewise.
4863 (X86_TUNE_SSE_LOAD0_BY_PXOR): Likewise.
4864 (X86_TUNE_AVOID_4BYTE_PREFIXES): Likewise.
4865 (X86_TUNE_USE_GATHER): Disable for Alderlake.
4866 (X86_TUNE_AVX256_MOVE_BY_PIECES): Likewise.
4867 (X86_TUNE_AVX256_STORE_BY_PIECES): Likewise.
4869 2021-11-11 liuhongt <hongtao.liu@intel.com>
4872 * config/i386/sse.md (V_128_256): Extend to V8HF/V16HF.
4873 (avxsizesuffix): Ditto.
4875 2021-11-11 Kito Cheng <kito.cheng@sifive.com>
4877 * common/config/riscv/riscv-common.c (riscv_subset_list::to_string): Fix
4878 wrong marco checking.
4880 2021-11-10 Aldy Hernandez <aldyh@redhat.com>
4882 PR tree-optimization/102906
4883 * tree-ssa-loop-ch.c (entry_loop_condition_is_static): New.
4884 (should_duplicate_loop_header_p): Call entry_loop_condition_is_static.
4885 (class ch_base): Add m_ranger and m_query.
4886 (ch_base::copy_headers): Pass m_query to
4887 entry_loop_condition_is_static.
4888 (pass_ch::execute): Allocate and deallocate m_ranger and
4890 (pass_ch_vect::execute): Same.
4892 2021-11-10 Andrew Pinski <apinski@marvell.com>
4895 * config/aarch64/aarch64-simd.md (aarch64_simd_dup<mode>):
4896 Use vwcore iterator for the r constraint output string.
4898 2021-11-10 qing zhao <qing.zhao@oracle.com>
4900 * internal-fn.c (expand_DEFERRED_INIT): Apply pattern initialization
4901 only when have_insn_for return true for the mode. Fix a memory leak.
4903 2021-11-10 Christophe Lyon <christophe.lyon@foss.st.com>
4905 * config/arm/arm.c (cortexa9_extra_costs, cortexa8_extra_costs,
4906 cortexa5_extra_costs, cortexa7_extra_costs,
4907 cortexa12_extra_costs, cortexa15_extra_costs, v7m_extra_costs):
4908 Initialize movi, dup and extract costing fields.
4910 2021-11-10 Aldy Hernandez <aldyh@redhat.com>
4912 * gimple-range-path.cc (path_range_query::path_range_query): Do
4914 (path_range_query::dump): Change m_path uses to non-pointer.
4915 (path_range_query::defined_outside_path): Same.
4916 (path_range_query::set_path): Same.
4917 (path_range_query::add_copies_to_imports): Same.
4918 (path_range_query::range_of_stmt): Same.
4919 (path_range_query::compute_outgoing_relations): Same.
4920 (path_range_query::compute_ranges): Imports are now optional.
4921 Implement overload that takes an edge.
4922 * gimple-range-path.h (class path_range_query): Make imports
4923 optional for compute_ranges. Add compute_ranges(edge) overload.
4924 Make m_path an auto_vec instead of a pointer and adjust
4927 2021-11-10 Tamar Christina <tamar.christina@arm.com>
4929 * tree-vectorizer.h (struct scalar_cond_masked_key): Add inverted_p.
4930 (default_hash_traits<scalar_conf_masked_key>): Likewise.
4931 * tree-vect-stmts.c (vectorizable_condition): Check if inverse of mask
4933 * tree-vectorizer.c (scalar_cond_masked_key::get_cond_ops_from_tree):
4934 Register mask inverses.
4936 2021-11-10 Tamar Christina <tamar.christina@arm.com>
4938 * tree-vectorizer.c (vectorize_loops): Do local CSE through RPVN upon
4939 successful vectorization.
4941 2021-11-10 Andrew MacLeod <amacleod@redhat.com>
4943 * gimple-range-cache.cc (sbr_vector::grow): New.
4944 (sbr_vector::set_bb_range): Call grow.
4945 (sbr_vector::get_bb_range): Same.
4946 (sbr_vector::bb_range_p): Remove assert.
4948 2021-11-10 Tamar Christina <tamar.christina@arm.com>
4950 * config/aarch64/aarch64-simd.md (*aarch64_topbits_shuffle<mode>_le
4951 ,*aarch64_topbits_shuffle<mode>_be): Remove.
4953 2021-11-10 Jan Hubicka <jh@suse.cz>
4955 * ipa-modref.c: Include tree-eh.h
4956 (modref_summary::modref_summary): Initialize side_effects.
4957 (struct modref_summary_lto): New bool field side_effects.
4958 (modref_summary_lto::modref_summary_lto): Initialize side_effects.
4959 (modref_summary::dump): Dump side_effects.
4960 (modref_summary_lto::dump): Dump side_effects.
4961 (merge_call_side_effects): Merge side effects.
4962 (process_fnspec): Calls to non-const/pure or looping
4963 function is a side effect.
4964 (analyze_call): Self-recursion is a side-effect; handle
4966 (analyze_load): Watch for volatile and throwing memory.
4967 (analyze_store): Likewise.
4968 (analyze_stmt): Watch for volatitle asm.
4969 (analyze_function): Handle side_effects.
4970 (modref_summaries::duplicate): Duplicate side_effects.
4971 (modref_summaries_lto::duplicate): Likewise.
4972 (modref_write): Stream side_effects.
4973 (read_section): Likewise.
4974 (update_signature): Update.
4975 (propagate_unknown_call): Handle side_effects.
4976 (modref_propagate_in_scc): Likewise.
4977 * ipa-modref.h (struct modref_summary): Add side_effects.
4978 * ipa-pure-const.c (special_builtin_state): Rename to ...
4979 (builtin_safe_for_const_function_p): ... this one.
4980 (check_call): Update.
4981 (finite_function_p): Break out from ...
4982 (propagate_pure_const): ... here
4983 * ipa-utils.h (finite_function): Declare.
4985 2021-11-10 Lucas A. M. Magalhães <lamm@linux.ibm.com>
4987 * config.gcc (powerpc*-*-*): Remove -rpath from
4988 --with-advance-toolchain.
4990 2021-11-10 Marek Polacek <polacek@redhat.com>
4993 * attribs.c (struct scoped_attributes): Add a bool member.
4994 (lookup_scoped_attribute_spec): Forward declare.
4995 (register_scoped_attributes): New bool parameter, defaulted to
4997 (handle_ignored_attributes_option): New function.
4998 (free_attr_data): New function.
4999 (init_attributes): Call handle_ignored_attributes_option.
5000 (attr_namespace_ignored_p): New function.
5001 (decl_attributes): Check attr_namespace_ignored_p before
5003 * attribs.h (free_attr_data): Declare.
5004 (register_scoped_attributes): Adjust declaration.
5005 (handle_ignored_attributes_option): Declare.
5006 (canonicalize_attr_name): New function template.
5007 (canonicalize_attr_name): Use it.
5008 * common.opt (Wattributes=): New option with a variable.
5009 * doc/extend.texi: Document #pragma GCC diagnostic ignored_attributes.
5010 * doc/invoke.texi: Document -Wno-attributes=.
5011 * opts.c (common_handle_option) <case OPT_Wattributes_>: Handle.
5012 * plugin.h (register_scoped_attributes): Adjust declaration.
5013 * toplev.c (compile_file): Call free_attr_data.
5015 2021-11-10 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
5017 * config/arm/arm-cpus.in (cortex-a710): New CPU.
5018 * config/arm/arm-tables.opt: Regenerate.
5019 * config/arm/arm-tune.md: Regenerate.
5020 * doc/invoke.texi: Update docs.
5022 2021-11-10 Andre Vieira <andre.simoesdiasvieira@arm.com>
5024 * config/aarch64/aarch64-builtins.c
5025 (aarch64_general_gimple_fold_builtin): Mark argument as unused.
5027 2021-11-10 Martin Liska <mliska@suse.cz>
5029 * lto-wrapper.c (merge_and_complain): Make the first argument
5032 2021-11-10 Richard Sandiford <richard.sandiford@arm.com>
5034 * config/aarch64/iterators.md (optab): Use fmax_nan instead of
5035 smax_nan and fmin_nan instead of smin_nan.
5036 (maxmin_uns): Rename to...
5037 (fmaxmin): ...this and make the same changes. Remove entries
5038 unrelated to fmax* and fmin*.
5039 * config/aarch64/aarch64.md (<maxmin_uns><mode>3): Rename to...
5040 (<fmaxmin><mode>3): ...this.
5041 * config/aarch64/aarch64-simd.md (aarch64_<maxmin_uns>p<mode>):
5043 (aarch64_<optab>p<mode>): ...this.
5044 (<maxmin_uns><mode>3): Rename to...
5045 (<fmaxmin><mode>3): ...this.
5046 (reduc_<maxmin_uns>_scal_<mode>): Rename to...
5047 (reduc_<optab>_scal_<mode>): ...this and update gen* call.
5048 (aarch64_reduc_<maxmin_uns>_internal<mode>): Rename to...
5049 (aarch64_reduc_<optab>_internal<mode>): ...this.
5050 (aarch64_reduc_<maxmin_uns>_internalv2si): Rename to...
5051 (aarch64_reduc_<optab>_internalv2si): ...this.
5052 * config/aarch64/aarch64-sve.md (<maxmin_uns><mode>3): Rename to...
5053 (<fmaxmin><mode>3): ...this.
5054 * config/aarch64/aarch64-simd-builtins.def (smax_nan, smin_nan)
5056 (fmax_nan, fmin_nan): ...this.
5057 * config/aarch64/arm_neon.h (vmax_f32, vmax_f64, vmaxq_f32, vmaxq_f64)
5058 (vmin_f32, vmin_f64, vminq_f32, vminq_f64, vmax_f16, vmaxq_f16)
5059 (vmin_f16, vminq_f16): Update accordingly.
5061 2021-11-10 Richard Sandiford <richard.sandiford@arm.com>
5063 * tree-vectorizer.h (vector_costs::finish_cost): Take the
5064 corresponding scalar costs as a parameter.
5065 (finish_cost): Likewise.
5066 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost)
5067 (vect_estimate_min_profitable_iters): Update accordingly.
5068 * tree-vect-slp.c (vect_bb_vectorization_profitable_p): Likewise.
5069 * tree-vectorizer.c (vector_costs::finish_cost): Likewise.
5070 * config/aarch64/aarch64.c (aarch64_vector_costs::finish_cost):
5072 * config/rs6000/rs6000.c (rs6000_cost_data::finish_cost): Likewise.
5074 2021-11-10 Richard Sandiford <richard.sandiford@arm.com>
5076 * tree-vectorizer.h (_loop_vec_info::scalar_costs): New member
5078 (_loop_vec_info::single_scalar_iteration_cost): Delete.
5079 (LOOP_VINFO_SINGLE_SCALAR_ITERATION_COST): Delete.
5080 (vector_costs::total_cost): New function.
5081 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Update
5082 after above changes.
5083 (_loop_vec_info::~_loop_vec_info): Delete scalar_costs.
5084 (vect_compute_single_scalar_iteration_cost): Store the costs
5085 in loop_vinfo->scalar_costs.
5086 (vect_estimate_min_profitable_iters): Get the scalar cost from
5087 loop_vinfo->scalar_costs.
5089 2021-11-10 Richard Sandiford <richard.sandiford@arm.com>
5091 * tree-vectorizer.h (vector_costs::better_main_loop_than_p)
5092 (vector_costs::better_epilogue_loop_than_p)
5093 (vector_costs::compare_inside_loop_cost)
5094 (vector_costs::compare_outside_loop_cost): Likewise.
5095 * tree-vectorizer.c (vector_costs::better_main_loop_than_p)
5096 (vector_costs::better_epilogue_loop_than_p)
5097 (vector_costs::compare_inside_loop_cost)
5098 (vector_costs::compare_outside_loop_cost): New functions,
5099 containing code moved from...
5100 * tree-vect-loop.c (vect_better_loop_vinfo_p): ...here.
5102 2021-11-10 Richard Sandiford <richard.sandiford@arm.com>
5104 * tree-vectorizer.h (_loop_vec_info): Remove vec_outside_cost
5105 and vec_inside_cost.
5106 (vector_costs::outside_cost): New function.
5107 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Update
5109 (vect_estimate_min_profitable_iters): Likewise.
5110 (vect_better_loop_vinfo_p): Get the inside and outside costs
5111 from the loop_vec_infos' vector_costs.
5113 2021-11-10 Richard Sandiford <richard.sandiford@arm.com>
5115 * tree-vectorizer.h (vec_info::target_cost_data): Replace with...
5116 (_loop_vec_info::vector_costs): ...this.
5117 (LOOP_VINFO_TARGET_COST_DATA): Delete.
5118 * tree-vectorizer.c (vec_info::vec_info): Remove target_cost_data
5120 (vec_info::~vec_info): Remove corresponding delete.
5121 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
5122 vector_costs to null.
5123 (_loop_vec_info::~_loop_vec_info): Delete vector_costs.
5124 (vect_analyze_loop_operations): Update after above changes.
5125 (vect_analyze_loop_2): Likewise.
5126 (vect_estimate_min_profitable_iters): Likewise.
5127 * tree-vect-slp.c (vect_slp_analyze_operations): Likewise.
5129 2021-11-10 Jan Hubicka <hubicka@ucw.cz>
5131 * tree-core.h (EAF_DIRECT): Remove.
5132 (EAF_NOCLOBBER): Remove.
5133 (EAF_UNUSED): Remove.
5134 (EAF_NOESCAPE): Remove.
5135 (EAF_NO_DIRECT_CLOBBER): New.
5136 (EAF_NO_INDIRECT_CLOBBER): New.
5137 (EAF_NODIRECTESCAPE): Remove.
5138 (EAF_NO_DIRECT_ESCAPE): New.
5139 (EAF_NO_INDIRECT_ESCAPE): New.
5140 (EAF_NOT_RETURNED): Remove.
5141 (EAF_NOT_RETURNED_INDIRECTLY): New.
5142 (EAF_NOREAD): Remove.
5143 (EAF_NO_DIRECT_READ): New.
5144 (EAF_NO_INDIRECT_READ): New.
5145 * gimple.c (gimple_call_arg_flags): Update for new flags.
5146 (gimple_call_retslot_flags): Update for new flags.
5147 * ipa-modref.c (dump_eaf_flags): Likewise.
5148 (remove_useless_eaf_flags): Likewise.
5149 (deref_flags): Likewise.
5150 (modref_lattice::init): Likewise.
5151 (modref_lattice::merge): Likewise.
5152 (modref_lattice::merge_direct_load): Likewise.
5153 (modref_lattice::merge_direct_store): Likewise.
5154 (modref_eaf_analysis::merge_call_lhs_flags): Likewise.
5155 (callee_to_caller_flags): Likewise.
5156 (modref_eaf_analysis::analyze_ssa_name): Likewise.
5157 (modref_eaf_analysis::propagate): Likewise.
5158 (modref_merge_call_site_flags): Likewise.
5159 * ipa-modref.h (interposable_eaf_flags): Likewise.
5160 * tree-ssa-alias.c: (ref_maybe_used_by_call_p_1) Likewise.
5161 * tree-ssa-structalias.c (handle_call_arg): Likewise.
5162 (handle_rhs_call): Likewise.
5163 * tree-ssa-uninit.c (maybe_warn_pass_by_reference): Likewise.
5165 2021-11-10 Tamar Christina <tamar.christina@arm.com>
5167 * tree-vect-slp-patterns.c (complex_mul_pattern::matches): Remove l1node.
5169 2021-11-10 Andre Vieira <andre.simoesdiasvieira@arm.com>
5171 * config/aarch64/aarch64-builtins.c
5172 (aarch64_general_gimple_fold_builtin): Change pointer alignment and
5175 2021-11-10 Jan Hubicka <jh@suse.cz>
5177 * ipa-modref-tree.h (modref_tree::remap_params): Fix off-by-one error.
5179 2021-11-10 H.J. Lu <hongjiu.lu@intel.com>
5180 Hongtao Liu <hongtao.liu@intel.com>
5182 PR middle-end/102566
5183 * match.pd (nop_atomic_bit_test_and_p): New match.
5184 * tree-ssa-ccp.c (convert_atomic_bit_not): New function.
5185 (gimple_nop_atomic_bit_test_and_p): New prototype.
5186 (optimize_atomic_bit_test_and): Transform equivalent, but slighly
5187 different cases to their canonical forms.
5189 2021-11-10 liuhongt <hongtao.liu@intel.com>
5191 PR tree-optimization/103126
5192 * tree-vect-loop.c (neutral_op_for_reduction): Remove static.
5193 * tree-vectorizer.h (neutral_op_for_reduction): Declare.
5194 * tree-if-conv.c : Include tree-vectorizer.h.
5195 (is_cond_scalar_reduction): Handle
5196 BIT_XOR_EXPR/BIT_IOR_EXPR/BIT_AND_EXPR.
5197 (convert_scalar_cond_reduction): Ditto.
5199 2021-11-10 konglin1 <lingling.kong@intel.com>
5201 * config/i386/sse.md (cmul<conj_op><mode>3): add new define_expand.
5202 (cmla<conj_op><mode>4): Likewise
5204 2021-11-10 Aldy Hernandez <aldyh@redhat.com>
5206 * tree-ssa-threadedge.c: Do not include
5207 gimple-ssa-evrp-analyze.h.
5208 * value-pointer-equiv.cc: Same.
5210 2021-11-10 Aldy Hernandez <aldyh@redhat.com>
5212 * tree-ssa-threadbackward.c
5213 (back_threader::maybe_register_path_dump): Abstract path dumping...
5214 (dump_path): ...here.
5215 (back_threader::resolve_phi): Call dump_path.
5218 2021-11-10 konglin1 <lingling.kong@intel.com>
5220 * config/i386/sse.md (fma_<complexpairopname>_<mode>_pair):
5221 Add new define_insn.
5222 (fma_<mode>_fmaddc_bcst): Add new define_insn_and_split.
5223 (fma_<mode>_fcmaddc_bcst): Likewise
5225 2021-11-10 liuhongt <hongtao.liu@intel.com>
5228 * match.pd: Simplify (trunc)fmax/fmin((extend)a, (extend)b) to
5231 2021-11-10 Andrew Pinski <apinski@marvell.com>
5234 * config/aarch64/aarch64.c (aarch64_evpc_ins): Don't use target
5235 as an input, use original one.
5237 2021-11-10 Sandra Loosemore <sandra@codesourcery.com>
5239 * config/nios2/nios2.c (nios2_can_inline_p): New.
5240 (TARGET_CAN_INLINE_P): Define.
5242 2021-11-09 Bill Schmidt <wschmidt@linux.ibm.com>
5244 * config/rs6000/rs6000-call.c (rs6000_gimple_fold_new_builtin):
5245 Disable gimple fold for RS6000_BIF_{XVMINDP,XVMINSP,VMINFP} and
5246 RS6000_BIF_{XVMAXDP,XVMAXSP,VMAXFP} when fast-math is not set.
5247 (lxvrse_expand_builtin): Modify the expansion for sign extension.
5248 All extensions are done within VSX registers.
5250 2021-11-09 Andrew Pinski <apinski@marvell.com>
5252 PR tree-optimization/10352
5253 * match.pd: Remove check of TYPE_PRECISION for
5256 2021-11-09 Andrew MacLeod <amacleod@redhat.com>
5258 * function.c (allocate_struct_function): Don't set x_range_query.
5259 * function.h (get_range_query): Move to value-query.h.
5260 * gimple-range.cc (enable_ranger): Check that query is currently NULL.
5261 (disable_ranger): Clear function current query field.
5262 * value-query.cc (get_global_range_query): Relocate to:
5263 * value-query.h (get_global_range_query): Here and inline.
5264 (get_range_query): Relocate here from function.h.
5266 2021-11-09 Aldy Hernandez <aldyh@redhat.com>
5268 * tree-ssa-threadbackward.c
5269 (back_threader::maybe_register_path_dump): New.
5270 (back_threader::maybe_register_path): Call maybe_register_path_dump.
5272 2021-11-09 Aldy Hernandez <aldyh@redhat.com>
5274 * tree-ssa-threadbackward.c (back_threader::maybe_register_path):
5275 Return NULL when unprofitable.
5277 2021-11-09 Martin Jambor <mjambor@suse.cz>
5279 * tree.h (build_debug_expr_decl): Declare.
5280 * tree.c (build_debug_expr_decl): New function.
5281 * cfgexpand.c (avoid_deep_ter_for_debug): Use build_debug_expr_decl
5282 instead of building a DEBUG_EXPR_DECL.
5283 * ipa-param-manipulation.c
5284 (ipa_param_body_adjustments::prepare_debug_expressions): Likewise.
5285 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
5286 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
5287 * tree-ssa-phiopt.c (spaceship_replacement): Likewise.
5288 * tree-ssa-reassoc.c (make_new_ssa_for_def): Likewise.
5290 2021-11-09 Bill Schmidt <wschmidt@linux.ibm.com>
5292 * config/rs6000/rs6000-call.c (rs6000_type_string): New function.
5293 (def_builtin): Change debug formatting for easier parsing and
5294 include more information.
5295 (rs6000_init_builtins): Add dump of autogenerated builtins.
5296 (altivec_init_builtins): Dump __builtin_altivec_mask_for_load for
5299 2021-11-09 Marek Polacek <polacek@redhat.com>
5301 * ipa-modref.c (analyze_parms): Fix a typo.
5303 2021-11-09 Kito Cheng <kito.cheng@sifive.com>
5306 * common/config/riscv/riscv-common.c (multi_letter_subset_rank): Remove
5307 assertion for Z*-ext.
5309 2021-11-09 Jan Hubicka <hubicka@ucw.cz>
5311 * ipa-modref.c (analyze_parms): Add past_flags, past_retslot_flags
5312 and past_static_chain; merge past summary with current one.
5313 (analyze_function): Update.
5315 2021-11-09 Aldy Hernandez <aldyh@redhat.com>
5317 * doc/invoke.texi (Invoking GCC): Document --param=threader-debug.
5319 2021-11-09 Martin Liska <mliska@suse.cz>
5321 * print-rtl.c (rtx_writer::rtx_writer): Make the compilation
5322 conditional based on
5323 * print-rtl.h (class rtx_writer): Likewise.
5325 2021-11-09 Thomas Schwinge <thomas@codesourcery.com>
5327 * input.h (location_hash): Use 'BUILTINS_LOCATION' as spare value
5328 for 'Deleted'. Turn into a '#define'.
5330 2021-11-09 Aldy Hernandez <aldyh@redhat.com>
5332 * gimple-range-path.cc (path_range_query::dump): Clean up.
5333 (path_range_query::compute_ranges): Same.
5334 * value-relation.cc (path_oracle::dump): Same.
5336 2021-11-09 Aldy Hernandez <aldyh@redhat.com>
5338 * dumpfile.c (dump_options): Remove TDF_THREADING entry.
5339 * dumpfile.h (enum dump_flag): Remove TDF_THREADING and adjust
5341 * flag-types.h (enum threader_debug): New.
5342 * gimple-range-path.cc (DEBUG_SOLVER): Use param_threader_debug.
5343 * params.opt: Add entry for --param=threader-debug=.
5345 2021-11-09 Thomas Schwinge <thomas@codesourcery.com>
5347 PR middle-end/101204
5349 * diagnostic-spec.h (typedef xint_hash_t): Turn into...
5350 (struct xint_hash_t): ... this.
5351 * doc/gty.texi: Update.
5353 2021-11-09 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
5355 * config/arm/arm-cpus.in (armv9): New define.
5356 (ARMv9a): New group.
5357 (armv9-a): New arch definition.
5358 * config/arm/arm-tables.opt: Regenerate.
5359 * config/arm/arm.h (BASE_ARCH_9A): New arch enum value.
5360 * config/arm/t-aprofile: Added armv9-a and armv9+simd.
5361 * config/arm/t-arm-elf: Added arm9-a, v9_fps and all_v9_archs
5362 to MULTILIB_MATCHES.
5363 * config/arm/t-multilib: Added v9_a_nosimd_variants and
5364 v9_a_simd_variants to MULTILIB_MATCHES.
5365 * doc/invoke.texi: Update docs.
5367 2021-11-09 Martin Jambor <mjambor@suse.cz>
5370 * ipa-param-manipulation.c (replace_with_mapped_expr): Early
5371 return with error_mark_mode when part of expression is mapped to
5373 (ipa_param_body_adjustments::remap_with_debug_expressions): Set
5374 mapped value to NULL if walk_tree returns error_mark_mode.
5376 2021-11-09 Aldy Hernandez <aldyh@redhat.com>
5378 * tree-ssa-strlen.c (compare_nonzero_chars): Pass statement
5380 (get_addr_stridx): Same.
5382 (get_range_strlen_dynamic): Same.
5383 (handle_builtin_strlen): Same.
5384 (handle_builtin_strchr): Same.
5385 (handle_builtin_strcpy): Same.
5386 (maybe_diag_stxncpy_trunc): Same.
5387 (handle_builtin_stxncpy_strncat): Same.
5388 (handle_builtin_memcpy): Same.
5389 (handle_builtin_strcat): Same.
5390 (handle_alloc_call): Same.
5391 (handle_builtin_memset): Same.
5392 (handle_builtin_string_cmp): Same.
5393 (handle_pointer_plus): Same.
5394 (count_nonzero_bytes_addr): Same.
5395 (count_nonzero_bytes): Same.
5396 (handle_store): Same.
5397 (fold_strstr_to_strncmp): Same.
5398 (handle_integral_assign): Same.
5399 (check_and_optimize_stmt): Same.
5400 (class strlen_dom_walker): Replace evrp with ranger.
5401 (strlen_dom_walker::before_dom_children): Remove evrp.
5402 (strlen_dom_walker::after_dom_children): Remove evrp.
5403 * gimple-ssa-warn-access.cc (maybe_check_access_sizes):
5404 Restrict sprintf output.
5406 2021-11-09 Martin Liska <mliska@suse.cz>
5408 * genconditions.c (write_one_condition): Add const qualifier
5411 2021-11-09 Jeff Law <jeffreyalaw@gmail.com>
5413 * match.pd: New pattern to simplify (1 << n) & M ==/!= 0 for M
5416 2021-11-08 Bill Schmidt <wschmidt@linux.ibm.com>
5418 * config/rs6000/rs6000-builtin-new.def (VEC_INIT_V16QI): Use
5419 escape-newline support.
5420 (VEC_INIT_V4SI): Likewise.
5421 (VEC_INIT_V8HI): Likewise.
5422 (PACK_V1TI): Likewise.
5424 (VFIRSTMISMATCHOREOSINDEX_V16QI): Likewise.
5425 (VFIRSTMISMATCHOREOSINDEX_V8HI): Likewise.
5426 (VFIRSTMISMATCHOREOSINDEX_V4SI): Likewise.
5430 (FMAF128_ODD): Likewise.
5431 (VSCEQPUO): Likewise.
5433 (VSIEQPF): Likewise.
5434 (VSTDCQP): Likewise.
5435 (PACK_TD): Likewise.
5436 (TABORTDC): Likewise.
5437 (TABORTDCI): Likewise.
5438 (SE_LXVRBX): Likewise.
5439 (SE_LXVRHX): Likewise.
5440 (SE_LXVRWX): Likewise.
5441 (SE_LXVRDX): Likewise.
5442 (VREPLACE_UN_UV2DI): Likewise.
5443 (VREPLACE_UN_UV4SI): Likewise.
5444 (VREPLACE_UN_V2DI): Likewise.
5445 (VREPLACE_ELT_UV2DI): Likewise.
5446 (VREPLACE_ELT_V2DI): Likewise.
5447 (ZE_LXVRBX): Likewise.
5448 (ZE_LXVRHX): Likewise.
5449 (ZE_LXVRWX): Likewise.
5450 (ZE_LXVRDX): Likewise.
5452 (CNTLZDM): Likewise.
5453 (CNTTZDM): Likewise.
5456 (PMXVBF16GER2): Likewise.
5457 (PMXVBF16GER2_INTERNAL): Likewise.
5458 (PMXVBF16GER2NN): Likewise.
5459 (PMXVBF16GER2NN_INTERNAL): Likewise.
5460 (PMXVBF16GER2NP): Likewise.
5461 (PMXVBF16GER2NP_INTERNAL): Likewise.
5462 (PMXVBF16GER2PN): Likewise.
5463 (PMXVBF16GER2PN_INTERNAL): Likewise.
5464 (PMXVBF16GER2PP): Likewise.
5465 (PMXVBF16GER2PP_INTERNAL): Likewise.
5466 (PMXVF16GER2): Likewise.
5467 (PMXVF16GER2_INTERNAL): Likewise.
5468 (PMXVF16GER2NN): Likewise.
5469 (PMXVF16GER2NN_INTERNAL): Likewise.
5470 (PMXVF16GER2NP): Likewise.
5471 (PMXVF16GER2NP_INTERNAL): Likewise.
5472 (PMXVF16GER2PN): Likewise.
5473 (PMXVF16GER2PN_INTERNAL): Likewise.
5474 (PMXVF16GER2PP): Likewise.
5475 (PMXVF16GER2PP_INTERNAL): Likewise.
5476 (PMXVF32GER_INTERNAL): Likewise.
5477 (PMXVF32GERNN): Likewise.
5478 (PMXVF32GERNN_INTERNAL): Likewise.
5479 (PMXVF32GERNP): Likewise.
5480 (PMXVF32GERNP_INTERNAL): Likewise.
5481 (PMXVF32GERPN): Likewise.
5482 (PMXVF32GERPN_INTERNAL): Likewise.
5483 (PMXVF32GERPP): Likewise.
5484 (PMXVF32GERPP_INTERNAL): Likewise.
5485 (PMXVF64GER): Likewise.
5486 (PMXVF64GER_INTERNAL): Likewise.
5487 (PMXVF64GERNN): Likewise.
5488 (PMXVF64GERNN_INTERNAL): Likewise.
5489 (PMXVF64GERNP): Likewise.
5490 (PMXVF64GERNP_INTERNAL): Likewise.
5491 (PMXVF64GERPN): Likewise.
5492 (PMXVF64GERPN_INTERNAL): Likewise.
5493 (PMXVF64GERPP): Likewise.
5494 (PMXVF64GERPP_INTERNAL): Likewise.
5495 (PMXVI16GER2): Likewise.
5496 (PMXVI16GER2_INTERNAL): Likewise.
5497 (PMXVI16GER2PP): Likewise.
5498 (PMXVI16GER2PP_INTERNAL): Likewise.
5499 (PMXVI16GER2S): Likewise.
5500 (PMXVI16GER2S_INTERNAL): Likewise.
5501 (PMXVI16GER2SPP): Likewise.
5502 (PMXVI16GER2SPP_INTERNAL): Likewise.
5503 (PMXVI4GER8): Likewise.
5504 (PMXVI4GER8_INTERNAL): Likewise.
5505 (PMXVI4GER8PP): Likewise.
5506 (PMXVI4GER8PP_INTERNAL): Likewise.
5507 (PMXVI8GER4): Likewise.
5508 (PMXVI8GER4_INTERNAL): Likewise.
5509 (PMXVI8GER4PP): Likewise.
5510 (PMXVI8GER4PP_INTERNAL): Likewise.
5511 (PMXVI8GER4SPP): Likewise.
5512 (PMXVI8GER4SPP_INTERNAL): Likewise.
5513 * config/rs6000/rs6000-gen-builtins.c (MAXLINES): New macro.
5514 (linebuf): Increase size.
5515 (lines): New variable.
5516 (lastline): Likewise.
5517 (real_line_pos): New function.
5518 (diag): Change signature.
5519 (bif_diag): Change signature; support escape-newline handling.
5520 (ovld_diag): Likewise.
5521 (fatal): Move earlier.
5522 (consume_whitespace): Adjust diag call.
5523 (advance_line): Add escape-newline handling; call fatal.
5524 (safe_inc_pos): Adjust diag call.
5525 (match_identifier): Likewise.
5526 (match_integer): Likewise.
5527 (match_to_right_bracket): Call fatal instead of diag; adjust diag
5529 (match_basetype): Adjust diag calls.
5530 (match_bracketed_pair): Likewise.
5531 (match_const_restriction): Likewise.
5532 (match_type): Likewise.
5533 (parse_args): Likewise.
5534 (parse_bif_attrs): Likewise.
5535 (complete_vector_type): Likewise.
5536 (complete_base_type): Likewise.
5537 (parse_prototype): Likewise.
5538 (parse_bif_entry): Likewise.
5539 (parse_bif_stanza): Likewise.
5540 (parse_ovld_entry): Likewise.
5541 (parse_ovld_stanza): Likewise.
5542 (main): Allocate buffers for lines[].
5544 2021-11-08 Eric Botcazou <ebotcazou@adacore.com>
5546 * config/i386/i386.c (legitimize_pic_address): Adjust comment and
5547 use the REG argument on the CM_LARGE_PIC code path as well.
5548 * config/i386/predicates.md (gotoff_operand): Do not treat VxWorks
5549 specially with the large code models.
5551 2021-11-08 Jan Hubicka <hubicka@ucw.cz>
5553 * gimple.c (gimple_call_static_chain_flags): Revert the workaround
5554 allowing interposition since issues with binds_to_local_def were
5557 2021-11-08 Andrew MacLeod <amacleod@redhat.com>
5559 PR tree-optimization/103122
5560 * gimple-range.cc (gimple_ranger::range_of_expr): Request the cache
5561 entry with "calulate new values" set to false.
5563 2021-11-08 Jan Hubicka <hubicka@ucw.cz>
5565 * builtins.c (is_simple_builtin): Add builitin_dwarf_cfa
5566 and builtin_return_address.
5567 (builtin_fnspec): Annotate builtin_return,
5568 bulitin_eh_pointer, builtin_eh_filter, builtin_unwind_resume,
5569 builtin_cxa_end_cleanup, builtin_eh_copy_values,
5570 builtin_frame_address, builtin_apply_args,
5571 builtin_asan_before_dynamic_init, builtin_asan_after_dynamic_init,
5572 builtin_prefetch, builtin_dwarf_cfa, builtin_return_addrss
5574 * ipa-pure-const.c (special_builtin_state): Add builtin_dwarf_cfa
5575 and builtin_return_address.
5577 2021-11-08 Jan Hubicka <hubicka@ucw.cz>
5579 PR tree-optimization/103177
5580 * passes.def: Move uncprop after pure/const and modref.
5582 2021-11-08 Martin Jambor <mjambor@suse.cz>
5586 * tree-inline.c (remap_gimple_stmt): Unshare the expression without
5587 location before invoking remap_with_debug_expressions on it.
5588 * ipa-param-manipulation.c
5589 (ipa_param_body_adjustments::prepare_debug_expressions): Likewise.
5591 2021-11-08 David Edelsohn <dje.gcc@gmail.com>
5593 * config/rs6000/vsx.md (vsx_splat_v4si_di): Revert "wa"
5596 2021-11-08 Richard Biener <rguenther@suse.de>
5598 * cfgloop.c (verify_loop_structure): Use a temporary BB flag
5599 instead of an sbitmap to cache irreducible state.
5601 2021-11-08 Aldy Hernandez <aldyh@redhat.com>
5603 PR tree-optimization/103120
5604 * gimple-range-path.cc (path_range_query::range_defined_in_block):
5605 Bail if there's a cache entry.
5607 2021-11-08 Bill Schmidt <wschmidt@linux.ibm.com>
5609 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): Use
5610 rs6000_builtin_decls_x when appropriate.
5611 (add_condition_to_bb): Likewise.
5612 (rs6000_atomic_assign_expand_fenv): Likewise.
5614 2021-11-08 Bill Schmidt <wschmidt@linux.ibm.com>
5616 * config/rs6000/rs6000-call.c (rs6000_new_builtin_decl): New function.
5617 (rs6000_builtin_decl): Call it.
5619 2021-11-08 Martin Liska <mliska@suse.cz>
5621 * cgraph.c (cgraph_node::dump): Dump it from decl.
5623 2021-11-08 Martin Liska <mliska@suse.cz>
5625 PR gcov-profile/100520
5626 * coverage.c (coverage_compute_profile_id): Strip .gk when
5627 compare debug is used.
5628 * system.h (endswith): New function.
5630 2021-11-08 Martin Liska <mliska@suse.cz>
5632 * cgraph.c (cgraph_node::dump): Dump static_chain_decl.
5634 2021-11-08 Thomas Schwinge <thomas@codesourcery.com>
5636 * config/rs6000/rbtree.c: Fix 'Copyright (C) 2020-21' into '2020-2021'
5637 * config/rs6000/rbtree.h: Likewise.
5638 * config/rs6000/rs6000-builtin-new.def: Likewise.
5639 * config/rs6000/rs6000-gen-builtins.c: Likewise.
5640 * config/rs6000/rs6000-overload.def: Likewise.
5642 2021-11-08 Richard Sandiford <richard.sandiford@arm.com>
5644 * config/aarch64/aarch64.c (aarch64_ldn_stn_vectors): New function.
5645 (aarch64_address_cost): Use it instead of testing for CImode and
5648 2021-11-08 Richard Sandiford <richard.sandiford@arm.com>
5650 * genmodes.c (emit_insn_modes_h): Define NUM_MODE_* macros.
5651 * expmed.h (NUM_MODE_INT): Delete in favor of genmodes definitions.
5652 (NUM_MODE_PARTIAL_INT, NUM_MODE_VECTOR_INT): Likewise.
5653 * real.h (real_format_for_mode): Use NUM_MODE_FLOAT and
5654 NUM_MODE_DECIMAL_FLOAT.
5655 (REAL_MODE_FORMAT): Likewise.
5657 2021-11-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
5659 * tree-vect-loop.c (vect_better_loop_vinfo_p): Change how epilogue loop
5662 2021-11-08 Richard Biener <rguenther@suse.de>
5664 * tree-vectorizer.h (vect_create_loop_vinfo): Add main_loop_info
5666 * tree-vect-loop.c (vect_create_loop_vinfo): Likewise. Set
5667 LOOP_VINFO_ORIG_LOOP_INFO and conditionalize set of
5668 LOOP_VINFO_NITERS_ASSUMPTIONS.
5669 (vect_analyze_loop_1): Adjust.
5670 (vect_analyze_loop): Move loop constraint setting and
5671 SCEV/niter reset here from vect_create_loop_vinfo to perform
5673 (vect_analyze_loop_form): Move dumping of symbolic niters
5674 here from vect_create_loop_vinfo.
5676 2021-11-08 Jan Hubicka <hubicka@ucw.cz>
5678 * ipa-modref-tree.h (enum modref_special_parms): New enum.
5679 (struct modref_access_node): update for special parms.
5680 (struct modref_ref_node): Likewise.
5681 (struct modref_parm_map): Likewise.
5682 (struct modref_tree): Likewise.
5683 * ipa-modref.c (dump_access): Likewise.
5684 (get_access): Detect static chain.
5685 (parm_map_for_arg): Take tree as arg instead of
5687 (merge_call_side_effects): Compute map for static chain.
5688 (process_fnspec): Update.
5689 (struct escape_point): Remove retslot_arg and static_chain_arg.
5690 (analyze_parms): Update.
5691 (compute_parm_map): Update.
5692 (propagate_unknown_call): Update.
5693 (modref_propagate_in_scc): Update.
5694 (modref_merge_call_site_flags): Update.
5695 (ipa_merge_modref_summary_after_inlining): Update.
5696 * tree-ssa-alias.c (modref_may_conflict): Handle static chain.
5697 * ipa-modref-tree.c (test_merge): Update.
5699 2021-11-08 Haochen Gui <guihaoc@gcc.gnu.org>
5701 * config/rs6000/rs6000-call.c (rs6000_gimple_fold_builtin): Disable
5702 gimple fold for VSX_BUILTIN_XVMINDP, ALTIVEC_BUILTIN_VMINFP,
5703 VSX_BUILTIN_XVMAXDP, ALTIVEC_BUILTIN_VMAXFP when fast-math is not
5706 2021-11-08 liuhongt <hongtao.liu@intel.com>
5708 PR tree-optimization/103077
5709 * doc/invoke.texi (Options That Control Optimization):
5710 Update documentation for -ftree-loop-vectorize and
5711 -ftree-slp-vectorize which are enabled by default at -02.
5713 2021-11-08 liuhongt <hongtao.liu@intel.com>
5716 * match.pd (Simplifcation (trunc)copysign((extend)a, (extend)b)
5717 to .COPYSIGN (a, b)): Add !HONOR_SNANS.
5719 2021-11-08 liuhongt <hongtao.liu@intel.com>
5722 * match.pd: Simplify
5723 (trunc)fma ((extend)a, (extend)b, (extend)c) to IFN_FMA (a, b,
5724 c) under flag_unsafe_math_optimizations.
5726 2021-11-07 Jan Hubicka <hubicka@ucw.cz>
5729 * params.opt (modref-max-depth): Add range.
5730 (modref-max-adjustments): Fix range.
5732 2021-11-07 Aldy Hernandez <aldyh@redhat.com>
5734 * tree-pass.h (make_pass_vrp_threader): Remove.
5735 * tree-ssa-threadbackward.c
5736 (back_threader_profitability::profitable_path_p): Remove
5737 ASSERT_EXPR references.
5738 * tree-ssa-threadedge.c (jt_state::register_equivs_stmt): Same.
5739 * tree-vrp.c (vrp_folder::simplify_casted_conds): Same.
5740 (execute_vrp): Same.
5741 (class hybrid_threader): Remove.
5742 (hybrid_threader::hybrid_threader): Remove.
5743 (hybrid_threader::~hybrid_threader): Remove.
5744 (hybrid_threader::before_dom_children): Remove.
5745 (hybrid_threader::after_dom_children): Remove.
5746 (execute_vrp_threader): Remove.
5747 (class pass_vrp_threader): Remove.
5748 (make_pass_vrp_threader): Remove.
5750 2021-11-07 Jan Hubicka <hubicka@ucw.cz>
5752 * gimple.c (gimple_call_arg_flags): Use interposable_eaf_flags.
5753 (gimple_call_retslot_flags): Likewise.
5754 (gimple_call_static_chain_flags): Likewise.
5755 * ipa-modref.c (remove_useless_eaf_flags): Do not remove everything for
5757 (modref_summary::useful_p): Likewise.
5758 (modref_summary_lto::useful_p): Likewise.
5759 (analyze_parms): Do not give up on NOVOPS.
5760 (analyze_function): When dumping report chnages in EAF flags
5761 between IPA and local pass.
5762 (modref_merge_call_site_flags): Compute implicit eaf flags
5763 based on callee ecf_flags and fnspec; if the function does not
5764 bind to current defs use interposable_eaf_flags.
5765 (modref_propagate_flags_in_scc): Update.
5766 * ipa-modref.h (interposable_eaf_flags): New function.
5768 2021-11-07 Bill Schmidt <wschmidt@linux.ibm.com>
5770 * config/rs6000/rs6000-call.c (rs6000_expand_new_builtin): New
5772 (rs6000_invalid_new_builtin): New function.
5773 (rs6000_expand_builtin): Call rs6000_expand_new_builtin.
5774 (rs6000_expand_ldst_mask): New function.
5775 (new_cpu_expand_builtin): Likewise.
5776 (elemrev_icode): Likewise.
5777 (ldv_expand_builtin): Likewise.
5778 (lxvrse_expand_builtin): Likewise.
5779 (lxvrze_expand_builtin): Likewise.
5780 (stv_expand_builtin): Likewise.
5781 (new_mma_expand_builtin): Likewise.
5782 (new_htm_spr_num): Likewise.
5783 (new_htm_expand_builtin): Likewise.
5784 (rs6000_expand_new_builtin): Likewise.
5785 (rs6000_init_builtins): Initialize altivec_builtin_mask_for_load.
5787 2021-11-07 Jan Hubicka <hubicka@ucw.cz>
5789 * ipa-modref.c (modref_lattice): Add do_dataflow,
5790 changed and propagate_to fields.
5791 (modref_lattice::release): Free propagate_to
5792 (modref_lattice::merge): Do not give up early on unknown
5794 (modref_lattice::merge_deref): Likewise.
5795 (modref_eaf_analysis): Update toplevel comment.
5796 (modref_eaf_analysis::analyze_ssa_name): Record postponned ssa names;
5797 do optimistic dataflow initialization.
5798 (modref_eaf_analysis::merge_with_ssa_name): Build dataflow graph.
5799 (modref_eaf_analysis::propagate): New member function.
5800 (analyze_parms): Update to new API of modref_eaf_analysis.
5802 2021-11-06 Jan Hubicka <hubicka@ucw.cz>
5804 * cgraph.h (cgraph_node::can_be_discarded_p): Do not
5805 return true on functions from other partition.
5807 2021-11-06 David Edelsohn <dje.gcc@gmail.com>
5809 * config/rs6000/vsx.md (vsx_splat_v4si): Change constraints to "wa".
5810 (vsx_splat_v4si_di): Change constraint to "wa".
5812 2021-11-06 Aldy Hernandez <aldyh@redhat.com>
5814 PR tree-optimization/103061
5815 * value-relation.cc (path_oracle::path_oracle): Initialize
5817 (path_oracle::killing_def): Set m_killed_defs.
5818 (path_oracle::query_relation): Do not look at the root oracle for
5820 * value-relation.h (class path_oracle): Add m_killed_defs.
5822 2021-11-06 Aldy Hernandez <aldyh@redhat.com>
5824 * tree-ssa-threadbackward.c (back_threader::find_paths_to_names):
5825 Remove gotos and other cleanups.
5827 2021-11-05 Jan Hubicka <hubicka@ucw.cz>
5830 * ipa-modref-tree.h (modref_tree::insert): Do nothing for
5831 paradoxical and zero sized accesses.
5833 2021-11-05 Jan Hubicka <hubicka@ucw.cz>
5836 * ipa-modref-tree.h (struct modref_access_node): Avoid left shift
5839 2021-11-05 Iain Sandoe <iain@sandoe.co.uk>
5841 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Add LTRAMP
5842 to the list of symbol prefixes that must be made linker-
5845 2021-11-05 Iain Sandoe <iain@sandoe.co.uk>
5847 * config.host: Add support for aarch64-*-darwin.
5848 * config/aarch64/host-aarch64-darwin.c: New file.
5849 * config/aarch64/x-darwin: New file.
5851 2021-11-05 Andrew MacLeod <amacleod@redhat.com>
5853 PR tree-optimization/103093
5854 * gimple-range-gori.cc (range_def_chain::get_imports): Remove assert.
5856 2021-11-05 Andrew MacLeod <amacleod@redhat.com>
5858 PR tree-optimization/102943
5859 * gimple-range-cache.cc (class update_list): New.
5860 (update_list::add): Replace add_to_update.
5861 (update_list::pop): New.
5862 (ranger_cache::ranger_cache): Adjust.
5863 (ranger_cache::~ranger_cache): Adjust.
5864 (ranger_cache::add_to_update): Delete.
5865 (ranger_cache::propagate_cache): Adjust to new class.
5866 (ranger_cache::propagate_updated_value): Ditto.
5867 (ranger_cache::fill_block_cache): Ditto.
5868 * gimple-range-cache.h (class ranger_cache): Adjust to update class.
5870 2021-11-05 Richard Biener <rguenther@suse.de>
5872 * tree-vect-loop.c (vect_analyze_loop): Remove obsolete
5873 comment and expand on another one. Combine nested if.
5875 2021-11-05 John David Anglin <danglin@gcc.gnu.org>
5878 * config/pa/pa-modes.def: Add OImode integer type.
5879 * config/pa/pa.c (pa_scalar_mode_supported_p): Allow TImode
5881 * config/pa/pa.h (MIN_UNITS_PER_WORD) Define to MIN_UNITS_PER_WORD
5882 to UNITS_PER_WORD if IN_LIBGCC2.
5883 * config/pa/pa.md (addti3, addvti3, subti3, subvti3, negti2,
5884 negvti2, ashlti3, shrpd_internal): New patterns.
5885 Change some multi instruction types to multi.
5887 2021-11-05 Jakub Jelinek <jakub@redhat.com>
5890 * config/i386/i386.h
5891 (stringop_algs::stringop_strategy::stringop_strategy): Make the ctor
5894 2021-11-05 Wilco Dijkstra <wdijkstr@arm.com>
5897 * config/aarch64/aarch64.c (aarch64_mov_operand_p): Strip the salt
5899 * config/aarch64/constraints.md: Support const in Usw.
5901 2021-11-05 John David Anglin <danglin@gcc.gnu.org>
5903 * config/pa/pa.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2_DEBUG.
5904 * config/pa/pa64-hpux.h (PREFERRED_DEBUGGING_TYPE): Remove define.
5906 2021-11-05 Richard Biener <rguenther@suse.de>
5908 * tree-vectorizer.h (vec_info_shared::n_stmts): Add.
5909 (LOOP_VINFO_N_STMTS): Likewise.
5910 (vec_info_for_bb): Remove unused function.
5911 * tree-vectorizer.c (vec_info_shared::vec_info_shared):
5912 Initialize n_stmts member.
5913 * tree-vect-loop.c: Remove INCLUDE_FUNCTIONAL.
5914 (vect_create_loop_vinfo): Do not set loop->aux.
5915 (vect_analyze_loop_2): Do not get n_stmts as argument,
5916 instead use LOOP_VINFO_N_STMTS. Set LOOP_VINFO_VECTORIZABLE_P
5918 (vect_analyze_loop_1): Remove callback, get the mode iterator
5919 and autodetected_vector_mode as argument, advancing the
5920 iterator and initializing autodetected_vector_mode here.
5921 (vect_analyze_loop): Split analysis loop into two, first
5922 processing main loops only and then epilogues.
5924 2021-11-05 Martin Jambor <mjambor@suse.cz>
5926 * ipa-prop.c (compute_complex_assign_jump_func): Remove
5927 unnecessary check for RECORD_TYPE.
5929 2021-11-05 Gerald Pfeifer <gerald@pfeifer.com>
5931 * doc/install.texi2html: Do not generate old.html any longer.
5933 2021-11-05 Martin Liska <mliska@suse.cz>
5936 * opts.c (finish_options): Reset flag_gtoggle when it is used.
5938 2021-11-05 Jakub Jelinek <jakub@redhat.com>
5941 * dwarf2out.c (add_const_value_attribute): Add MODE argument, use it
5942 in CONST_WIDE_INT handling. Adjust recursive calls.
5943 (add_location_or_const_value_attribute): Pass DECL_MODE (decl) to
5944 new add_const_value_attribute argument.
5945 (tree_add_const_value_attribute): Pass TYPE_MODE (type) to new
5946 add_const_value_attribute argument.
5948 2021-11-05 Rasmus Villemoes <rasmus.villemoes@prevas.dk>
5950 * config/vx-common.h: Test value of TARGET_VXWORKS7 rather
5953 2021-11-05 Richard Biener <rguenther@suse.de>
5955 * tree-vectorizer.h (struct vect_loop_form_info): New.
5956 (vect_analyze_loop_form): Adjust.
5957 (vect_create_loop_vinfo): New.
5958 * tree-parloops.c (gather_scalar_reductions): Adjust for
5959 vect_analyze_loop_form API change.
5960 * tree-vect-loop.c: Include <functional>.
5961 (vect_analyze_loop_form_1): Rename to vect_analyze_loop_form,
5962 take struct vect_loop_form_info as output parameter and adjust.
5963 (vect_analyze_loop_form): Rename to vect_create_loop_vinfo and
5964 split out call to the original vect_analyze_loop_form_1.
5965 (vect_reanalyze_as_main_loop): Rename to...
5966 (vect_analyze_loop_1): ... this, factor out the call to
5967 vect_analyze_loop_form and generalize to be able to use it twice ...
5968 (vect_analyze_loop): ... here. Perform vect_analyze_loop_form
5971 2021-11-05 Xionghu Luo <luoxhu@linux.ibm.com>
5974 * config/rs6000/fusion.md: Regenerate.
5975 * config/rs6000/genfusion.pl: Fix incorrect clobber constraint.
5977 2021-11-04 Andreas Krebbel <krebbel@linux.ibm.com>
5979 * config/s390/s390.h (STACK_CHECK_MOVING_SP): New macro
5982 2021-11-04 Tamar Christina <tamar.christina@arm.com>
5984 * config/aarch64/aarch64-builtins.c
5985 (aarch64_general_gimple_fold_builtin): Add ashl, sshl, ushl, ashr,
5986 ashr_simd, lshr, lshr_simd.
5987 * config/aarch64/aarch64-simd-builtins.def (lshr): Use USHIFTIMM.
5988 * config/aarch64/arm_neon.h (vshr_n_u8, vshr_n_u16, vshr_n_u32,
5989 vshrq_n_u8, vshrq_n_u16, vshrq_n_u32, vshrq_n_u64): Fix type hack.
5991 2021-11-04 Tamar Christina <tamar.christina@arm.com>
5993 * match.pd: New negate+shift pattern.
5995 2021-11-04 Andrew MacLeod <amacleod@redhat.com>
5997 PR tree-optimization/103079
5998 * gimple-range-gori.cc (gimple_range_calc_op1): Treat undefined as
6000 (gimple_range_calc_op2): Ditto.
6002 2021-11-04 Martin Jambor <mjambor@suse.cz>
6005 * ipa-param-manipulation.h (class ipa_param_body_adjustments): New
6006 members remap_with_debug_expressions, m_dead_ssa_debug_equiv,
6007 m_dead_stmt_debug_equiv and prepare_debug_expressions. Added
6008 parameter to mark_dead_statements.
6009 * ipa-param-manipulation.c: Include tree-phinodes.h and cfgexpand.h.
6010 (ipa_param_body_adjustments::mark_dead_statements): New parameter
6011 debugstack, push into it all SSA names used in debug statements,
6012 produce m_dead_ssa_debug_equiv mapping for the removed param.
6013 (replace_with_mapped_expr): New function.
6014 (ipa_param_body_adjustments::remap_with_debug_expressions): Likewise.
6015 (ipa_param_body_adjustments::prepare_debug_expressions): Likewise.
6016 (ipa_param_body_adjustments::common_initialization): Gather and
6017 procecc SSA which will be removed but are in debug statements. Simplify.
6018 (ipa_param_body_adjustments::ipa_param_body_adjustments): Initialize
6020 * tree-inline.c (remap_gimple_stmt): Create a debug bind when possible
6021 when avoiding a copy of an unnecessary statement. Remap removed SSA
6022 names in existing debug statements.
6023 (tree_function_versioning): Do not create DEBUG_EXPR_DECL for removed
6024 parameters if we have already done so.
6026 2021-11-04 Jan Hubicka <hubicka@ucw.cz>
6029 * gimple.c (gimple_call_static_chain_flags): Handle case when
6030 nested function does not bind locally.
6032 2021-11-04 Jonathan Wright <jonathan.wright@arm.com>
6034 * config/aarch64/aarch64.c (aarch64_function_value): Generate
6035 a register rtx for Neon vector-tuple modes.
6036 (aarch64_layout_arg): Likewise.
6038 2021-11-04 Jonathan Wright <jonathan.wright@arm.com>
6040 * lower-subreg.c (simple_move): Prevent decomposition if
6041 modes are not tieable.
6043 2021-11-04 Jonathan Wright <jonathan.wright@arm.com>
6044 Richard Sandiford <richard.sandiford@arm.com>
6046 * config/aarch64/aarch64-builtins.c (v2x8qi_UP): Define.
6047 (v2x4hi_UP): Likewise.
6048 (v2x4hf_UP): Likewise.
6049 (v2x4bf_UP): Likewise.
6050 (v2x2si_UP): Likewise.
6051 (v2x2sf_UP): Likewise.
6052 (v2x1di_UP): Likewise.
6053 (v2x1df_UP): Likewise.
6054 (v2x16qi_UP): Likewise.
6055 (v2x8hi_UP): Likewise.
6056 (v2x8hf_UP): Likewise.
6057 (v2x8bf_UP): Likewise.
6058 (v2x4si_UP): Likewise.
6059 (v2x4sf_UP): Likewise.
6060 (v2x2di_UP): Likewise.
6061 (v2x2df_UP): Likewise.
6062 (v3x8qi_UP): Likewise.
6063 (v3x4hi_UP): Likewise.
6064 (v3x4hf_UP): Likewise.
6065 (v3x4bf_UP): Likewise.
6066 (v3x2si_UP): Likewise.
6067 (v3x2sf_UP): Likewise.
6068 (v3x1di_UP): Likewise.
6069 (v3x1df_UP): Likewise.
6070 (v3x16qi_UP): Likewise.
6071 (v3x8hi_UP): Likewise.
6072 (v3x8hf_UP): Likewise.
6073 (v3x8bf_UP): Likewise.
6074 (v3x4si_UP): Likewise.
6075 (v3x4sf_UP): Likewise.
6076 (v3x2di_UP): Likewise.
6077 (v3x2df_UP): Likewise.
6078 (v4x8qi_UP): Likewise.
6079 (v4x4hi_UP): Likewise.
6080 (v4x4hf_UP): Likewise.
6081 (v4x4bf_UP): Likewise.
6082 (v4x2si_UP): Likewise.
6083 (v4x2sf_UP): Likewise.
6084 (v4x1di_UP): Likewise.
6085 (v4x1df_UP): Likewise.
6086 (v4x16qi_UP): Likewise.
6087 (v4x8hi_UP): Likewise.
6088 (v4x8hf_UP): Likewise.
6089 (v4x8bf_UP): Likewise.
6090 (v4x4si_UP): Likewise.
6091 (v4x4sf_UP): Likewise.
6092 (v4x2di_UP): Likewise.
6093 (v4x2df_UP): Likewise.
6094 (TYPES_GETREGP): Delete.
6095 (TYPES_SETREGP): Likewise.
6096 (TYPES_LOADSTRUCT_U): Define.
6097 (TYPES_LOADSTRUCT_P): Likewise.
6098 (TYPES_LOADSTRUCT_LANE_U): Likewise.
6099 (TYPES_LOADSTRUCT_LANE_P): Likewise.
6100 (TYPES_STORE1P): Move for consistency.
6101 (TYPES_STORESTRUCT_U): Define.
6102 (TYPES_STORESTRUCT_P): Likewise.
6103 (TYPES_STORESTRUCT_LANE_U): Likewise.
6104 (TYPES_STORESTRUCT_LANE_P): Likewise.
6105 (aarch64_simd_tuple_types): Define.
6106 (aarch64_lookup_simd_builtin_type): Handle tuple type lookup.
6107 (aarch64_init_simd_builtin_functions): Update frontend lookup
6108 for builtin functions after handling arm_neon.h pragma.
6109 (register_tuple_type): Manually set modes of single-integer
6110 tuple types. Record tuple types.
6111 * config/aarch64/aarch64-modes.def
6112 (ADV_SIMD_D_REG_STRUCT_MODES): Define D-register tuple modes.
6113 (ADV_SIMD_Q_REG_STRUCT_MODES): Define Q-register tuple modes.
6114 (SVE_MODES): Give single-vector modes priority over vector-
6116 (VECTOR_MODES_WITH_PREFIX): Set partial-vector mode order to
6117 be after all single-vector modes.
6118 * config/aarch64/aarch64-simd-builtins.def: Update builtin
6119 generator macros to reflect modifications to the backend
6121 * config/aarch64/aarch64-simd.md (aarch64_simd_ld2<mode>):
6122 Use vector-tuple mode iterator and rename to...
6123 (aarch64_simd_ld2<vstruct_elt>): This.
6124 (aarch64_simd_ld2r<mode>): Use vector-tuple mode iterator and
6126 (aarch64_simd_ld2r<vstruct_elt>): This.
6127 (aarch64_vec_load_lanesoi_lane<mode>): Use vector-tuple mode
6128 iterator and rename to...
6129 (aarch64_vec_load_lanes<mode>_lane<vstruct_elt>): This.
6130 (vec_load_lanesoi<mode>): Use vector-tuple mode iterator and
6132 (vec_load_lanes<mode><vstruct_elt>): This.
6133 (aarch64_simd_st2<mode>): Use vector-tuple mode iterator and
6135 (aarch64_simd_st2<vstruct_elt>): This.
6136 (aarch64_vec_store_lanesoi_lane<mode>): Use vector-tuple mode
6137 iterator and rename to...
6138 (aarch64_vec_store_lanes<mode>_lane<vstruct_elt>): This.
6139 (vec_store_lanesoi<mode>): Use vector-tuple mode iterator and
6141 (vec_store_lanes<mode><vstruct_elt>): This.
6142 (aarch64_simd_ld3<mode>): Use vector-tuple mode iterator and
6144 (aarch64_simd_ld3<vstruct_elt>): This.
6145 (aarch64_simd_ld3r<mode>): Use vector-tuple mode iterator and
6147 (aarch64_simd_ld3r<vstruct_elt>): This.
6148 (aarch64_vec_load_lanesci_lane<mode>): Use vector-tuple mode
6149 iterator and rename to...
6150 (vec_load_lanesci<mode>): This.
6151 (aarch64_simd_st3<mode>): Use vector-tuple mode iterator and
6153 (aarch64_simd_st3<vstruct_elt>): This.
6154 (aarch64_vec_store_lanesci_lane<mode>): Use vector-tuple mode
6155 iterator and rename to...
6156 (vec_store_lanesci<mode>): This.
6157 (aarch64_simd_ld4<mode>): Use vector-tuple mode iterator and
6159 (aarch64_simd_ld4<vstruct_elt>): This.
6160 (aarch64_simd_ld4r<mode>): Use vector-tuple mode iterator and
6162 (aarch64_simd_ld4r<vstruct_elt>): This.
6163 (aarch64_vec_load_lanesxi_lane<mode>): Use vector-tuple mode
6164 iterator and rename to...
6165 (vec_load_lanesxi<mode>): This.
6166 (aarch64_simd_st4<mode>): Use vector-tuple mode iterator and
6168 (aarch64_simd_st4<vstruct_elt>): This.
6169 (aarch64_vec_store_lanesxi_lane<mode>): Use vector-tuple mode
6170 iterator and rename to...
6171 (vec_store_lanesxi<mode>): This.
6172 (mov<mode>): Define for Neon vector-tuple modes.
6173 (aarch64_ld1x3<VALLDIF:mode>): Use vector-tuple mode iterator
6175 (aarch64_ld1x3<vstruct_elt>): This.
6176 (aarch64_ld1_x3_<mode>): Use vector-tuple mode iterator and
6178 (aarch64_ld1_x3_<vstruct_elt>): This.
6179 (aarch64_ld1x4<VALLDIF:mode>): Use vector-tuple mode iterator
6181 (aarch64_ld1x4<vstruct_elt>): This.
6182 (aarch64_ld1_x4_<mode>): Use vector-tuple mode iterator and
6184 (aarch64_ld1_x4_<vstruct_elt>): This.
6185 (aarch64_st1x2<VALLDIF:mode>): Use vector-tuple mode iterator
6187 (aarch64_st1x2<vstruct_elt>): This.
6188 (aarch64_st1_x2_<mode>): Use vector-tuple mode iterator and
6190 (aarch64_st1_x2_<vstruct_elt>): This.
6191 (aarch64_st1x3<VALLDIF:mode>): Use vector-tuple mode iterator
6193 (aarch64_st1x3<vstruct_elt>): This.
6194 (aarch64_st1_x3_<mode>): Use vector-tuple mode iterator and
6196 (aarch64_st1_x3_<vstruct_elt>): This.
6197 (aarch64_st1x4<VALLDIF:mode>): Use vector-tuple mode iterator
6199 (aarch64_st1x4<vstruct_elt>): This.
6200 (aarch64_st1_x4_<mode>): Use vector-tuple mode iterator and
6202 (aarch64_st1_x4_<vstruct_elt>): This.
6203 (*aarch64_mov<mode>): Define for vector-tuple modes.
6204 (*aarch64_be_mov<mode>): Likewise.
6205 (aarch64_ld<VSTRUCT:nregs>r<VALLDIF:mode>): Use vector-tuple
6206 mode iterator and rename to...
6207 (aarch64_ld<nregs>r<vstruct_elt>): This.
6208 (aarch64_ld2<mode>_dreg): Use vector-tuple mode iterator and
6210 (aarch64_ld2<vstruct_elt>_dreg): This.
6211 (aarch64_ld3<mode>_dreg): Use vector-tuple mode iterator and
6213 (aarch64_ld3<vstruct_elt>_dreg): This.
6214 (aarch64_ld4<mode>_dreg): Use vector-tuple mode iterator and
6216 (aarch64_ld4<vstruct_elt>_dreg): This.
6217 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Use vector-tuple mode
6218 iterator and rename to...
6219 (aarch64_ld<nregs><vstruct_elt>): Use vector-tuple mode
6220 iterator and rename to...
6221 (aarch64_ld<VSTRUCT:nregs><VQ:mode>): Use vector-tuple mode
6222 (aarch64_ld1x2<VQ:mode>): Delete.
6223 (aarch64_ld1x2<VDC:mode>): Use vector-tuple mode iterator and
6225 (aarch64_ld1x2<vstruct_elt>): This.
6226 (aarch64_ld<VSTRUCT:nregs>_lane<VALLDIF:mode>): Use vector-
6227 tuple mode iterator and rename to...
6228 (aarch64_ld<nregs>_lane<vstruct_elt>): This.
6229 (aarch64_get_dreg<VSTRUCT:mode><VDC:mode>): Delete.
6230 (aarch64_get_qreg<VSTRUCT:mode><VQ:mode>): Likewise.
6231 (aarch64_st2<mode>_dreg): Use vector-tuple mode iterator and
6233 (aarch64_st2<vstruct_elt>_dreg): This.
6234 (aarch64_st3<mode>_dreg): Use vector-tuple mode iterator and
6236 (aarch64_st3<vstruct_elt>_dreg): This.
6237 (aarch64_st4<mode>_dreg): Use vector-tuple mode iterator and
6239 (aarch64_st4<vstruct_elt>_dreg): This.
6240 (aarch64_st<VSTRUCT:nregs><VDC:mode>): Use vector-tuple mode
6241 iterator and rename to...
6242 (aarch64_st<nregs><vstruct_elt>): This.
6243 (aarch64_st<VSTRUCT:nregs><VQ:mode>): Use vector-tuple mode
6244 iterator and rename to aarch64_st<nregs><vstruct_elt>.
6245 (aarch64_st<VSTRUCT:nregs>_lane<VALLDIF:mode>): Use vector-
6246 tuple mode iterator and rename to...
6247 (aarch64_st<nregs>_lane<vstruct_elt>): This.
6248 (aarch64_set_qreg<VSTRUCT:mode><VQ:mode>): Delete.
6249 (aarch64_simd_ld1<mode>_x2): Use vector-tuple mode iterator
6251 (aarch64_simd_ld1<vstruct_elt>_x2): This.
6252 * config/aarch64/aarch64.c (aarch64_advsimd_struct_mode_p):
6253 Refactor to include new vector-tuple modes.
6254 (aarch64_classify_vector_mode): Add cases for new vector-
6256 (aarch64_advsimd_partial_struct_mode_p): Define.
6257 (aarch64_advsimd_full_struct_mode_p): Likewise.
6258 (aarch64_advsimd_vector_array_mode): Likewise.
6259 (aarch64_sve_data_mode): Change location in file.
6260 (aarch64_array_mode): Handle case of Neon vector-tuple modes.
6261 (aarch64_hard_regno_nregs): Handle case of partial Neon
6263 (aarch64_classify_address): Refactor to include handling of
6264 Neon vector-tuple modes.
6265 (aarch64_print_operand): Print "d" for "%R" for a partial
6266 Neon vector structure.
6267 (aarch64_expand_vec_perm_1): Use new vector-tuple mode.
6268 (aarch64_modes_tieable_p): Prevent tieing Neon partial struct
6269 modes with scalar machines modes larger than 8 bytes.
6270 (aarch64_can_change_mode_class): Don't allow changes between
6271 partial and full Neon vector-structure modes.
6272 * config/aarch64/arm_neon.h (vst2_lane_f16): Use updated
6273 builtin and remove boiler-plate code for opaque mode.
6274 (vst2_lane_f32): Likewise.
6275 (vst2_lane_f64): Likewise.
6276 (vst2_lane_p8): Likewise.
6277 (vst2_lane_p16): Likewise.
6278 (vst2_lane_p64): Likewise.
6279 (vst2_lane_s8): Likewise.
6280 (vst2_lane_s16): Likewise.
6281 (vst2_lane_s32): Likewise.
6282 (vst2_lane_s64): Likewise.
6283 (vst2_lane_u8): Likewise.
6284 (vst2_lane_u16): Likewise.
6285 (vst2_lane_u32): Likewise.
6286 (vst2_lane_u64): Likewise.
6287 (vst2q_lane_f16): Likewise.
6288 (vst2q_lane_f32): Likewise.
6289 (vst2q_lane_f64): Likewise.
6290 (vst2q_lane_p8): Likewise.
6291 (vst2q_lane_p16): Likewise.
6292 (vst2q_lane_p64): Likewise.
6293 (vst2q_lane_s8): Likewise.
6294 (vst2q_lane_s16): Likewise.
6295 (vst2q_lane_s32): Likewise.
6296 (vst2q_lane_s64): Likewise.
6297 (vst2q_lane_u8): Likewise.
6298 (vst2q_lane_u16): Likewise.
6299 (vst2q_lane_u32): Likewise.
6300 (vst2q_lane_u64): Likewise.
6301 (vst3_lane_f16): Likewise.
6302 (vst3_lane_f32): Likewise.
6303 (vst3_lane_f64): Likewise.
6304 (vst3_lane_p8): Likewise.
6305 (vst3_lane_p16): Likewise.
6306 (vst3_lane_p64): Likewise.
6307 (vst3_lane_s8): Likewise.
6308 (vst3_lane_s16): Likewise.
6309 (vst3_lane_s32): Likewise.
6310 (vst3_lane_s64): Likewise.
6311 (vst3_lane_u8): Likewise.
6312 (vst3_lane_u16): Likewise.
6313 (vst3_lane_u32): Likewise.
6314 (vst3_lane_u64): Likewise.
6315 (vst3q_lane_f16): Likewise.
6316 (vst3q_lane_f32): Likewise.
6317 (vst3q_lane_f64): Likewise.
6318 (vst3q_lane_p8): Likewise.
6319 (vst3q_lane_p16): Likewise.
6320 (vst3q_lane_p64): Likewise.
6321 (vst3q_lane_s8): Likewise.
6322 (vst3q_lane_s16): Likewise.
6323 (vst3q_lane_s32): Likewise.
6324 (vst3q_lane_s64): Likewise.
6325 (vst3q_lane_u8): Likewise.
6326 (vst3q_lane_u16): Likewise.
6327 (vst3q_lane_u32): Likewise.
6328 (vst3q_lane_u64): Likewise.
6329 (vst4_lane_f16): Likewise.
6330 (vst4_lane_f32): Likewise.
6331 (vst4_lane_f64): Likewise.
6332 (vst4_lane_p8): Likewise.
6333 (vst4_lane_p16): Likewise.
6334 (vst4_lane_p64): Likewise.
6335 (vst4_lane_s8): Likewise.
6336 (vst4_lane_s16): Likewise.
6337 (vst4_lane_s32): Likewise.
6338 (vst4_lane_s64): Likewise.
6339 (vst4_lane_u8): Likewise.
6340 (vst4_lane_u16): Likewise.
6341 (vst4_lane_u32): Likewise.
6342 (vst4_lane_u64): Likewise.
6343 (vst4q_lane_f16): Likewise.
6344 (vst4q_lane_f32): Likewise.
6345 (vst4q_lane_f64): Likewise.
6346 (vst4q_lane_p8): Likewise.
6347 (vst4q_lane_p16): Likewise.
6348 (vst4q_lane_p64): Likewise.
6349 (vst4q_lane_s8): Likewise.
6350 (vst4q_lane_s16): Likewise.
6351 (vst4q_lane_s32): Likewise.
6352 (vst4q_lane_s64): Likewise.
6353 (vst4q_lane_u8): Likewise.
6354 (vst4q_lane_u16): Likewise.
6355 (vst4q_lane_u32): Likewise.
6356 (vst4q_lane_u64): Likewise.
6357 (vtbl3_s8): Likewise.
6358 (vtbl3_u8): Likewise.
6359 (vtbl3_p8): Likewise.
6360 (vtbl4_s8): Likewise.
6361 (vtbl4_u8): Likewise.
6362 (vtbl4_p8): Likewise.
6363 (vld1_u8_x3): Likewise.
6364 (vld1_s8_x3): Likewise.
6365 (vld1_u16_x3): Likewise.
6366 (vld1_s16_x3): Likewise.
6367 (vld1_u32_x3): Likewise.
6368 (vld1_s32_x3): Likewise.
6369 (vld1_u64_x3): Likewise.
6370 (vld1_s64_x3): Likewise.
6371 (vld1_f16_x3): Likewise.
6372 (vld1_f32_x3): Likewise.
6373 (vld1_f64_x3): Likewise.
6374 (vld1_p8_x3): Likewise.
6375 (vld1_p16_x3): Likewise.
6376 (vld1_p64_x3): Likewise.
6377 (vld1q_u8_x3): Likewise.
6378 (vld1q_s8_x3): Likewise.
6379 (vld1q_u16_x3): Likewise.
6380 (vld1q_s16_x3): Likewise.
6381 (vld1q_u32_x3): Likewise.
6382 (vld1q_s32_x3): Likewise.
6383 (vld1q_u64_x3): Likewise.
6384 (vld1q_s64_x3): Likewise.
6385 (vld1q_f16_x3): Likewise.
6386 (vld1q_f32_x3): Likewise.
6387 (vld1q_f64_x3): Likewise.
6388 (vld1q_p8_x3): Likewise.
6389 (vld1q_p16_x3): Likewise.
6390 (vld1q_p64_x3): Likewise.
6391 (vld1_u8_x2): Likewise.
6392 (vld1_s8_x2): Likewise.
6393 (vld1_u16_x2): Likewise.
6394 (vld1_s16_x2): Likewise.
6395 (vld1_u32_x2): Likewise.
6396 (vld1_s32_x2): Likewise.
6397 (vld1_u64_x2): Likewise.
6398 (vld1_s64_x2): Likewise.
6399 (vld1_f16_x2): Likewise.
6400 (vld1_f32_x2): Likewise.
6401 (vld1_f64_x2): Likewise.
6402 (vld1_p8_x2): Likewise.
6403 (vld1_p16_x2): Likewise.
6404 (vld1_p64_x2): Likewise.
6405 (vld1q_u8_x2): Likewise.
6406 (vld1q_s8_x2): Likewise.
6407 (vld1q_u16_x2): Likewise.
6408 (vld1q_s16_x2): Likewise.
6409 (vld1q_u32_x2): Likewise.
6410 (vld1q_s32_x2): Likewise.
6411 (vld1q_u64_x2): Likewise.
6412 (vld1q_s64_x2): Likewise.
6413 (vld1q_f16_x2): Likewise.
6414 (vld1q_f32_x2): Likewise.
6415 (vld1q_f64_x2): Likewise.
6416 (vld1q_p8_x2): Likewise.
6417 (vld1q_p16_x2): Likewise.
6418 (vld1q_p64_x2): Likewise.
6419 (vld1_s8_x4): Likewise.
6420 (vld1q_s8_x4): Likewise.
6421 (vld1_s16_x4): Likewise.
6422 (vld1q_s16_x4): Likewise.
6423 (vld1_s32_x4): Likewise.
6424 (vld1q_s32_x4): Likewise.
6425 (vld1_u8_x4): Likewise.
6426 (vld1q_u8_x4): Likewise.
6427 (vld1_u16_x4): Likewise.
6428 (vld1q_u16_x4): Likewise.
6429 (vld1_u32_x4): Likewise.
6430 (vld1q_u32_x4): Likewise.
6431 (vld1_f16_x4): Likewise.
6432 (vld1q_f16_x4): Likewise.
6433 (vld1_f32_x4): Likewise.
6434 (vld1q_f32_x4): Likewise.
6435 (vld1_p8_x4): Likewise.
6436 (vld1q_p8_x4): Likewise.
6437 (vld1_p16_x4): Likewise.
6438 (vld1q_p16_x4): Likewise.
6439 (vld1_s64_x4): Likewise.
6440 (vld1_u64_x4): Likewise.
6441 (vld1_p64_x4): Likewise.
6442 (vld1q_s64_x4): Likewise.
6443 (vld1q_u64_x4): Likewise.
6444 (vld1q_p64_x4): Likewise.
6445 (vld1_f64_x4): Likewise.
6446 (vld1q_f64_x4): Likewise.
6447 (vld2_s64): Likewise.
6448 (vld2_u64): Likewise.
6449 (vld2_f64): Likewise.
6450 (vld2_s8): Likewise.
6451 (vld2_p8): Likewise.
6452 (vld2_p64): Likewise.
6453 (vld2_s16): Likewise.
6454 (vld2_p16): Likewise.
6455 (vld2_s32): Likewise.
6456 (vld2_u8): Likewise.
6457 (vld2_u16): Likewise.
6458 (vld2_u32): Likewise.
6459 (vld2_f16): Likewise.
6460 (vld2_f32): Likewise.
6461 (vld2q_s8): Likewise.
6462 (vld2q_p8): Likewise.
6463 (vld2q_s16): Likewise.
6464 (vld2q_p16): Likewise.
6465 (vld2q_p64): Likewise.
6466 (vld2q_s32): Likewise.
6467 (vld2q_s64): Likewise.
6468 (vld2q_u8): Likewise.
6469 (vld2q_u16): Likewise.
6470 (vld2q_u32): Likewise.
6471 (vld2q_u64): Likewise.
6472 (vld2q_f16): Likewise.
6473 (vld2q_f32): Likewise.
6474 (vld2q_f64): Likewise.
6475 (vld3_s64): Likewise.
6476 (vld3_u64): Likewise.
6477 (vld3_f64): Likewise.
6478 (vld3_s8): Likewise.
6479 (vld3_p8): Likewise.
6480 (vld3_s16): Likewise.
6481 (vld3_p16): Likewise.
6482 (vld3_s32): Likewise.
6483 (vld3_u8): Likewise.
6484 (vld3_u16): Likewise.
6485 (vld3_u32): Likewise.
6486 (vld3_f16): Likewise.
6487 (vld3_f32): Likewise.
6488 (vld3_p64): Likewise.
6489 (vld3q_s8): Likewise.
6490 (vld3q_p8): Likewise.
6491 (vld3q_s16): Likewise.
6492 (vld3q_p16): Likewise.
6493 (vld3q_s32): Likewise.
6494 (vld3q_s64): Likewise.
6495 (vld3q_u8): Likewise.
6496 (vld3q_u16): Likewise.
6497 (vld3q_u32): Likewise.
6498 (vld3q_u64): Likewise.
6499 (vld3q_f16): Likewise.
6500 (vld3q_f32): Likewise.
6501 (vld3q_f64): Likewise.
6502 (vld3q_p64): Likewise.
6503 (vld4_s64): Likewise.
6504 (vld4_u64): Likewise.
6505 (vld4_f64): Likewise.
6506 (vld4_s8): Likewise.
6507 (vld4_p8): Likewise.
6508 (vld4_s16): Likewise.
6509 (vld4_p16): Likewise.
6510 (vld4_s32): Likewise.
6511 (vld4_u8): Likewise.
6512 (vld4_u16): Likewise.
6513 (vld4_u32): Likewise.
6514 (vld4_f16): Likewise.
6515 (vld4_f32): Likewise.
6516 (vld4_p64): Likewise.
6517 (vld4q_s8): Likewise.
6518 (vld4q_p8): Likewise.
6519 (vld4q_s16): Likewise.
6520 (vld4q_p16): Likewise.
6521 (vld4q_s32): Likewise.
6522 (vld4q_s64): Likewise.
6523 (vld4q_u8): Likewise.
6524 (vld4q_u16): Likewise.
6525 (vld4q_u32): Likewise.
6526 (vld4q_u64): Likewise.
6527 (vld4q_f16): Likewise.
6528 (vld4q_f32): Likewise.
6529 (vld4q_f64): Likewise.
6530 (vld4q_p64): Likewise.
6531 (vld2_dup_s8): Likewise.
6532 (vld2_dup_s16): Likewise.
6533 (vld2_dup_s32): Likewise.
6534 (vld2_dup_f16): Likewise.
6535 (vld2_dup_f32): Likewise.
6536 (vld2_dup_f64): Likewise.
6537 (vld2_dup_u8): Likewise.
6538 (vld2_dup_u16): Likewise.
6539 (vld2_dup_u32): Likewise.
6540 (vld2_dup_p8): Likewise.
6541 (vld2_dup_p16): Likewise.
6542 (vld2_dup_p64): Likewise.
6543 (vld2_dup_s64): Likewise.
6544 (vld2_dup_u64): Likewise.
6545 (vld2q_dup_s8): Likewise.
6546 (vld2q_dup_p8): Likewise.
6547 (vld2q_dup_s16): Likewise.
6548 (vld2q_dup_p16): Likewise.
6549 (vld2q_dup_s32): Likewise.
6550 (vld2q_dup_s64): Likewise.
6551 (vld2q_dup_u8): Likewise.
6552 (vld2q_dup_u16): Likewise.
6553 (vld2q_dup_u32): Likewise.
6554 (vld2q_dup_u64): Likewise.
6555 (vld2q_dup_f16): Likewise.
6556 (vld2q_dup_f32): Likewise.
6557 (vld2q_dup_f64): Likewise.
6558 (vld2q_dup_p64): Likewise.
6559 (vld3_dup_s64): Likewise.
6560 (vld3_dup_u64): Likewise.
6561 (vld3_dup_f64): Likewise.
6562 (vld3_dup_s8): Likewise.
6563 (vld3_dup_p8): Likewise.
6564 (vld3_dup_s16): Likewise.
6565 (vld3_dup_p16): Likewise.
6566 (vld3_dup_s32): Likewise.
6567 (vld3_dup_u8): Likewise.
6568 (vld3_dup_u16): Likewise.
6569 (vld3_dup_u32): Likewise.
6570 (vld3_dup_f16): Likewise.
6571 (vld3_dup_f32): Likewise.
6572 (vld3_dup_p64): Likewise.
6573 (vld3q_dup_s8): Likewise.
6574 (vld3q_dup_p8): Likewise.
6575 (vld3q_dup_s16): Likewise.
6576 (vld3q_dup_p16): Likewise.
6577 (vld3q_dup_s32): Likewise.
6578 (vld3q_dup_s64): Likewise.
6579 (vld3q_dup_u8): Likewise.
6580 (vld3q_dup_u16): Likewise.
6581 (vld3q_dup_u32): Likewise.
6582 (vld3q_dup_u64): Likewise.
6583 (vld3q_dup_f16): Likewise.
6584 (vld3q_dup_f32): Likewise.
6585 (vld3q_dup_f64): Likewise.
6586 (vld3q_dup_p64): Likewise.
6587 (vld4_dup_s64): Likewise.
6588 (vld4_dup_u64): Likewise.
6589 (vld4_dup_f64): Likewise.
6590 (vld4_dup_s8): Likewise.
6591 (vld4_dup_p8): Likewise.
6592 (vld4_dup_s16): Likewise.
6593 (vld4_dup_p16): Likewise.
6594 (vld4_dup_s32): Likewise.
6595 (vld4_dup_u8): Likewise.
6596 (vld4_dup_u16): Likewise.
6597 (vld4_dup_u32): Likewise.
6598 (vld4_dup_f16): Likewise.
6599 (vld4_dup_f32): Likewise.
6600 (vld4_dup_p64): Likewise.
6601 (vld4q_dup_s8): Likewise.
6602 (vld4q_dup_p8): Likewise.
6603 (vld4q_dup_s16): Likewise.
6604 (vld4q_dup_p16): Likewise.
6605 (vld4q_dup_s32): Likewise.
6606 (vld4q_dup_s64): Likewise.
6607 (vld4q_dup_u8): Likewise.
6608 (vld4q_dup_u16): Likewise.
6609 (vld4q_dup_u32): Likewise.
6610 (vld4q_dup_u64): Likewise.
6611 (vld4q_dup_f16): Likewise.
6612 (vld4q_dup_f32): Likewise.
6613 (vld4q_dup_f64): Likewise.
6614 (vld4q_dup_p64): Likewise.
6615 (vld2_lane_u8): Likewise.
6616 (vld2_lane_u16): Likewise.
6617 (vld2_lane_u32): Likewise.
6618 (vld2_lane_u64): Likewise.
6619 (vld2_lane_s8): Likewise.
6620 (vld2_lane_s16): Likewise.
6621 (vld2_lane_s32): Likewise.
6622 (vld2_lane_s64): Likewise.
6623 (vld2_lane_f16): Likewise.
6624 (vld2_lane_f32): Likewise.
6625 (vld2_lane_f64): Likewise.
6626 (vld2_lane_p8): Likewise.
6627 (vld2_lane_p16): Likewise.
6628 (vld2_lane_p64): Likewise.
6629 (vld2q_lane_u8): Likewise.
6630 (vld2q_lane_u16): Likewise.
6631 (vld2q_lane_u32): Likewise.
6632 (vld2q_lane_u64): Likewise.
6633 (vld2q_lane_s8): Likewise.
6634 (vld2q_lane_s16): Likewise.
6635 (vld2q_lane_s32): Likewise.
6636 (vld2q_lane_s64): Likewise.
6637 (vld2q_lane_f16): Likewise.
6638 (vld2q_lane_f32): Likewise.
6639 (vld2q_lane_f64): Likewise.
6640 (vld2q_lane_p8): Likewise.
6641 (vld2q_lane_p16): Likewise.
6642 (vld2q_lane_p64): Likewise.
6643 (vld3_lane_u8): Likewise.
6644 (vld3_lane_u16): Likewise.
6645 (vld3_lane_u32): Likewise.
6646 (vld3_lane_u64): Likewise.
6647 (vld3_lane_s8): Likewise.
6648 (vld3_lane_s16): Likewise.
6649 (vld3_lane_s32): Likewise.
6650 (vld3_lane_s64): Likewise.
6651 (vld3_lane_f16): Likewise.
6652 (vld3_lane_f32): Likewise.
6653 (vld3_lane_f64): Likewise.
6654 (vld3_lane_p8): Likewise.
6655 (vld3_lane_p16): Likewise.
6656 (vld3_lane_p64): Likewise.
6657 (vld3q_lane_u8): Likewise.
6658 (vld3q_lane_u16): Likewise.
6659 (vld3q_lane_u32): Likewise.
6660 (vld3q_lane_u64): Likewise.
6661 (vld3q_lane_s8): Likewise.
6662 (vld3q_lane_s16): Likewise.
6663 (vld3q_lane_s32): Likewise.
6664 (vld3q_lane_s64): Likewise.
6665 (vld3q_lane_f16): Likewise.
6666 (vld3q_lane_f32): Likewise.
6667 (vld3q_lane_f64): Likewise.
6668 (vld3q_lane_p8): Likewise.
6669 (vld3q_lane_p16): Likewise.
6670 (vld3q_lane_p64): Likewise.
6671 (vld4_lane_u8): Likewise.
6672 (vld4_lane_u16): Likewise.
6673 (vld4_lane_u32): Likewise.
6674 (vld4_lane_u64): Likewise.
6675 (vld4_lane_s8): Likewise.
6676 (vld4_lane_s16): Likewise.
6677 (vld4_lane_s32): Likewise.
6678 (vld4_lane_s64): Likewise.
6679 (vld4_lane_f16): Likewise.
6680 (vld4_lane_f32): Likewise.
6681 (vld4_lane_f64): Likewise.
6682 (vld4_lane_p8): Likewise.
6683 (vld4_lane_p16): Likewise.
6684 (vld4_lane_p64): Likewise.
6685 (vld4q_lane_u8): Likewise.
6686 (vld4q_lane_u16): Likewise.
6687 (vld4q_lane_u32): Likewise.
6688 (vld4q_lane_u64): Likewise.
6689 (vld4q_lane_s8): Likewise.
6690 (vld4q_lane_s16): Likewise.
6691 (vld4q_lane_s32): Likewise.
6692 (vld4q_lane_s64): Likewise.
6693 (vld4q_lane_f16): Likewise.
6694 (vld4q_lane_f32): Likewise.
6695 (vld4q_lane_f64): Likewise.
6696 (vld4q_lane_p8): Likewise.
6697 (vld4q_lane_p16): Likewise.
6698 (vld4q_lane_p64): Likewise.
6699 (vqtbl2_s8): Likewise.
6700 (vqtbl2_u8): Likewise.
6701 (vqtbl2_p8): Likewise.
6702 (vqtbl2q_s8): Likewise.
6703 (vqtbl2q_u8): Likewise.
6704 (vqtbl2q_p8): Likewise.
6705 (vqtbl3_s8): Likewise.
6706 (vqtbl3_u8): Likewise.
6707 (vqtbl3_p8): Likewise.
6708 (vqtbl3q_s8): Likewise.
6709 (vqtbl3q_u8): Likewise.
6710 (vqtbl3q_p8): Likewise.
6711 (vqtbl4_s8): Likewise.
6712 (vqtbl4_u8): Likewise.
6713 (vqtbl4_p8): Likewise.
6714 (vqtbl4q_s8): Likewise.
6715 (vqtbl4q_u8): Likewise.
6716 (vqtbl4q_p8): Likewise.
6717 (vqtbx2_s8): Likewise.
6718 (vqtbx2_u8): Likewise.
6719 (vqtbx2_p8): Likewise.
6720 (vqtbx2q_s8): Likewise.
6721 (vqtbx2q_u8): Likewise.
6722 (vqtbx2q_p8): Likewise.
6723 (vqtbx3_s8): Likewise.
6724 (vqtbx3_u8): Likewise.
6725 (vqtbx3_p8): Likewise.
6726 (vqtbx3q_s8): Likewise.
6727 (vqtbx3q_u8): Likewise.
6728 (vqtbx3q_p8): Likewise.
6729 (vqtbx4_s8): Likewise.
6730 (vqtbx4_u8): Likewise.
6731 (vqtbx4_p8): Likewise.
6732 (vqtbx4q_s8): Likewise.
6733 (vqtbx4q_u8): Likewise.
6734 (vqtbx4q_p8): Likewise.
6735 (vst1_s64_x2): Likewise.
6736 (vst1_u64_x2): Likewise.
6737 (vst1_f64_x2): Likewise.
6738 (vst1_s8_x2): Likewise.
6739 (vst1_p8_x2): Likewise.
6740 (vst1_s16_x2): Likewise.
6741 (vst1_p16_x2): Likewise.
6742 (vst1_s32_x2): Likewise.
6743 (vst1_u8_x2): Likewise.
6744 (vst1_u16_x2): Likewise.
6745 (vst1_u32_x2): Likewise.
6746 (vst1_f16_x2): Likewise.
6747 (vst1_f32_x2): Likewise.
6748 (vst1_p64_x2): Likewise.
6749 (vst1q_s8_x2): Likewise.
6750 (vst1q_p8_x2): Likewise.
6751 (vst1q_s16_x2): Likewise.
6752 (vst1q_p16_x2): Likewise.
6753 (vst1q_s32_x2): Likewise.
6754 (vst1q_s64_x2): Likewise.
6755 (vst1q_u8_x2): Likewise.
6756 (vst1q_u16_x2): Likewise.
6757 (vst1q_u32_x2): Likewise.
6758 (vst1q_u64_x2): Likewise.
6759 (vst1q_f16_x2): Likewise.
6760 (vst1q_f32_x2): Likewise.
6761 (vst1q_f64_x2): Likewise.
6762 (vst1q_p64_x2): Likewise.
6763 (vst1_s64_x3): Likewise.
6764 (vst1_u64_x3): Likewise.
6765 (vst1_f64_x3): Likewise.
6766 (vst1_s8_x3): Likewise.
6767 (vst1_p8_x3): Likewise.
6768 (vst1_s16_x3): Likewise.
6769 (vst1_p16_x3): Likewise.
6770 (vst1_s32_x3): Likewise.
6771 (vst1_u8_x3): Likewise.
6772 (vst1_u16_x3): Likewise.
6773 (vst1_u32_x3): Likewise.
6774 (vst1_f16_x3): Likewise.
6775 (vst1_f32_x3): Likewise.
6776 (vst1_p64_x3): Likewise.
6777 (vst1q_s8_x3): Likewise.
6778 (vst1q_p8_x3): Likewise.
6779 (vst1q_s16_x3): Likewise.
6780 (vst1q_p16_x3): Likewise.
6781 (vst1q_s32_x3): Likewise.
6782 (vst1q_s64_x3): Likewise.
6783 (vst1q_u8_x3): Likewise.
6784 (vst1q_u16_x3): Likewise.
6785 (vst1q_u32_x3): Likewise.
6786 (vst1q_u64_x3): Likewise.
6787 (vst1q_f16_x3): Likewise.
6788 (vst1q_f32_x3): Likewise.
6789 (vst1q_f64_x3): Likewise.
6790 (vst1q_p64_x3): Likewise.
6791 (vst1_s8_x4): Likewise.
6792 (vst1q_s8_x4): Likewise.
6793 (vst1_s16_x4): Likewise.
6794 (vst1q_s16_x4): Likewise.
6795 (vst1_s32_x4): Likewise.
6796 (vst1q_s32_x4): Likewise.
6797 (vst1_u8_x4): Likewise.
6798 (vst1q_u8_x4): Likewise.
6799 (vst1_u16_x4): Likewise.
6800 (vst1q_u16_x4): Likewise.
6801 (vst1_u32_x4): Likewise.
6802 (vst1q_u32_x4): Likewise.
6803 (vst1_f16_x4): Likewise.
6804 (vst1q_f16_x4): Likewise.
6805 (vst1_f32_x4): Likewise.
6806 (vst1q_f32_x4): Likewise.
6807 (vst1_p8_x4): Likewise.
6808 (vst1q_p8_x4): Likewise.
6809 (vst1_p16_x4): Likewise.
6810 (vst1q_p16_x4): Likewise.
6811 (vst1_s64_x4): Likewise.
6812 (vst1_u64_x4): Likewise.
6813 (vst1_p64_x4): Likewise.
6814 (vst1q_s64_x4): Likewise.
6815 (vst1q_u64_x4): Likewise.
6816 (vst1q_p64_x4): Likewise.
6817 (vst1_f64_x4): Likewise.
6818 (vst1q_f64_x4): Likewise.
6819 (vst2_s64): Likewise.
6820 (vst2_u64): Likewise.
6821 (vst2_f64): Likewise.
6822 (vst2_s8): Likewise.
6823 (vst2_p8): Likewise.
6824 (vst2_s16): Likewise.
6825 (vst2_p16): Likewise.
6826 (vst2_s32): Likewise.
6827 (vst2_u8): Likewise.
6828 (vst2_u16): Likewise.
6829 (vst2_u32): Likewise.
6830 (vst2_f16): Likewise.
6831 (vst2_f32): Likewise.
6832 (vst2_p64): Likewise.
6833 (vst2q_s8): Likewise.
6834 (vst2q_p8): Likewise.
6835 (vst2q_s16): Likewise.
6836 (vst2q_p16): Likewise.
6837 (vst2q_s32): Likewise.
6838 (vst2q_s64): Likewise.
6839 (vst2q_u8): Likewise.
6840 (vst2q_u16): Likewise.
6841 (vst2q_u32): Likewise.
6842 (vst2q_u64): Likewise.
6843 (vst2q_f16): Likewise.
6844 (vst2q_f32): Likewise.
6845 (vst2q_f64): Likewise.
6846 (vst2q_p64): Likewise.
6847 (vst3_s64): Likewise.
6848 (vst3_u64): Likewise.
6849 (vst3_f64): Likewise.
6850 (vst3_s8): Likewise.
6851 (vst3_p8): Likewise.
6852 (vst3_s16): Likewise.
6853 (vst3_p16): Likewise.
6854 (vst3_s32): Likewise.
6855 (vst3_u8): Likewise.
6856 (vst3_u16): Likewise.
6857 (vst3_u32): Likewise.
6858 (vst3_f16): Likewise.
6859 (vst3_f32): Likewise.
6860 (vst3_p64): Likewise.
6861 (vst3q_s8): Likewise.
6862 (vst3q_p8): Likewise.
6863 (vst3q_s16): Likewise.
6864 (vst3q_p16): Likewise.
6865 (vst3q_s32): Likewise.
6866 (vst3q_s64): Likewise.
6867 (vst3q_u8): Likewise.
6868 (vst3q_u16): Likewise.
6869 (vst3q_u32): Likewise.
6870 (vst3q_u64): Likewise.
6871 (vst3q_f16): Likewise.
6872 (vst3q_f32): Likewise.
6873 (vst3q_f64): Likewise.
6874 (vst3q_p64): Likewise.
6875 (vst4_s64): Likewise.
6876 (vst4_u64): Likewise.
6877 (vst4_f64): Likewise.
6878 (vst4_s8): Likewise.
6879 (vst4_p8): Likewise.
6880 (vst4_s16): Likewise.
6881 (vst4_p16): Likewise.
6882 (vst4_s32): Likewise.
6883 (vst4_u8): Likewise.
6884 (vst4_u16): Likewise.
6885 (vst4_u32): Likewise.
6886 (vst4_f16): Likewise.
6887 (vst4_f32): Likewise.
6888 (vst4_p64): Likewise.
6889 (vst4q_s8): Likewise.
6890 (vst4q_p8): Likewise.
6891 (vst4q_s16): Likewise.
6892 (vst4q_p16): Likewise.
6893 (vst4q_s32): Likewise.
6894 (vst4q_s64): Likewise.
6895 (vst4q_u8): Likewise.
6896 (vst4q_u16): Likewise.
6897 (vst4q_u32): Likewise.
6898 (vst4q_u64): Likewise.
6899 (vst4q_f16): Likewise.
6900 (vst4q_f32): Likewise.
6901 (vst4q_f64): Likewise.
6902 (vst4q_p64): Likewise.
6903 (vtbx4_s8): Likewise.
6904 (vtbx4_u8): Likewise.
6905 (vtbx4_p8): Likewise.
6906 (vld1_bf16_x2): Likewise.
6907 (vld1q_bf16_x2): Likewise.
6908 (vld1_bf16_x3): Likewise.
6909 (vld1q_bf16_x3): Likewise.
6910 (vld1_bf16_x4): Likewise.
6911 (vld1q_bf16_x4): Likewise.
6912 (vld2_bf16): Likewise.
6913 (vld2q_bf16): Likewise.
6914 (vld2_dup_bf16): Likewise.
6915 (vld2q_dup_bf16): Likewise.
6916 (vld3_bf16): Likewise.
6917 (vld3q_bf16): Likewise.
6918 (vld3_dup_bf16): Likewise.
6919 (vld3q_dup_bf16): Likewise.
6920 (vld4_bf16): Likewise.
6921 (vld4q_bf16): Likewise.
6922 (vld4_dup_bf16): Likewise.
6923 (vld4q_dup_bf16): Likewise.
6924 (vst1_bf16_x2): Likewise.
6925 (vst1q_bf16_x2): Likewise.
6926 (vst1_bf16_x3): Likewise.
6927 (vst1q_bf16_x3): Likewise.
6928 (vst1_bf16_x4): Likewise.
6929 (vst1q_bf16_x4): Likewise.
6930 (vst2_bf16): Likewise.
6931 (vst2q_bf16): Likewise.
6932 (vst3_bf16): Likewise.
6933 (vst3q_bf16): Likewise.
6934 (vst4_bf16): Likewise.
6935 (vst4q_bf16): Likewise.
6936 (vld2_lane_bf16): Likewise.
6937 (vld2q_lane_bf16): Likewise.
6938 (vld3_lane_bf16): Likewise.
6939 (vld3q_lane_bf16): Likewise.
6940 (vld4_lane_bf16): Likewise.
6941 (vld4q_lane_bf16): Likewise.
6942 (vst2_lane_bf16): Likewise.
6943 (vst2q_lane_bf16): Likewise.
6944 (vst3_lane_bf16): Likewise.
6945 (vst3q_lane_bf16): Likewise.
6946 (vst4_lane_bf16): Likewise.
6947 (vst4q_lane_bf16): Likewise.
6948 * config/aarch64/geniterators.sh: Modify iterator regex to
6949 match new vector-tuple modes.
6950 * config/aarch64/iterators.md (insn_count): Extend mode
6951 attribute with vector-tuple type information.
6953 (Vendreg): Likewise.
6956 (VSTRUCT_2D): New mode iterator.
6957 (VSTRUCT_2DNX): Likewise.
6958 (VSTRUCT_2DX): Likewise.
6959 (VSTRUCT_2Q): Likewise.
6960 (VSTRUCT_2QD): Likewise.
6961 (VSTRUCT_3D): Likewise.
6962 (VSTRUCT_3DNX): Likewise.
6963 (VSTRUCT_3DX): Likewise.
6964 (VSTRUCT_3Q): Likewise.
6965 (VSTRUCT_3QD): Likewise.
6966 (VSTRUCT_4D): Likewise.
6967 (VSTRUCT_4DNX): Likewise.
6968 (VSTRUCT_4DX): Likewise.
6969 (VSTRUCT_4Q): Likewise.
6970 (VSTRUCT_4QD): Likewise.
6971 (VSTRUCT_D): Likewise.
6972 (VSTRUCT_Q): Likewise.
6973 (VSTRUCT_QD): Likewise.
6974 (VSTRUCT_ELT): New mode attribute.
6975 (vstruct_elt): Likewise.
6976 * genmodes.c (VECTOR_MODE): Add default prefix and order
6978 (VECTOR_MODE_WITH_PREFIX): Define.
6979 (make_vector_mode): Add mode prefix and order parameters.
6981 2021-11-04 Jonathan Wright <jonathan.wright@arm.com>
6983 * expmed.c (extract_bit_field_1): Ensure modes are tieable.
6985 2021-11-04 Jonathan Wright <jonathan.wright@arm.com>
6987 * expr.c (emit_group_load_1): Remove historic workaround.
6989 2021-11-04 Jonathan Wright <jonathan.wright@arm.com>
6991 * config/aarch64/aarch64-builtins.c (aarch64_init_simd_builtins):
6992 Factor out main loop to...
6993 (aarch64_init_simd_builtin_functions): This new function.
6994 (register_tuple_type): Define.
6995 (aarch64_scalar_builtin_type_p): Define.
6996 (handle_arm_neon_h): Define.
6997 * config/aarch64/aarch64-c.c (aarch64_pragma_aarch64): Handle
6998 pragma for arm_neon.h.
6999 * config/aarch64/aarch64-protos.h (aarch64_advsimd_struct_mode_p):
7001 (handle_arm_neon_h): Likewise.
7002 * config/aarch64/aarch64.c (aarch64_advsimd_struct_mode_p):
7003 Remove static modifier.
7004 * config/aarch64/arm_neon.h (target): Remove Neon vector
7005 structure type definitions.
7007 2021-11-04 Aldy Hernandez <aldyh@redhat.com>
7009 PR tree-optimization/102943
7010 * gimple-range-path.cc (path_range_query::range_on_path_entry):
7011 Prefer range_of_expr unless there are no statements in the BB.
7013 2021-11-04 Aldy Hernandez <aldyh@redhat.com>
7015 PR tree-optimization/102943
7016 * tree-ssa-threadbackward.c (back_threader::find_paths_to_names):
7017 Avoid duplicate calculation of paths.
7019 2021-11-04 Aldy Hernandez <aldyh@redhat.com>
7021 PR tree-optimization/102943
7022 * gimple-range-path.cc (path_range_query::compute_phi_relations):
7023 Only compute relations for SSA names in the import list.
7024 (path_range_query::compute_outgoing_relations): Same.
7025 * gimple-range-path.h (path_range_query::import_p): New.
7027 2021-11-04 Richard Biener <rguenther@suse.de>
7029 PR rtl-optimization/103075
7030 * simplify-rtx.c (exact_int_to_float_conversion_p): Return
7031 false for a VOIDmode operand.
7033 2021-11-04 Richard Sandiford <richard.sandiford@arm.com>
7035 * config/aarch64/aarch64.c (aarch64_vector_costs): Make member
7036 variables private and add "m_" to their names. Remove is_loop.
7037 (aarch64_record_potential_advsimd_unrolling): Replace with...
7038 (aarch64_vector_costs::record_potential_advsimd_unrolling): ...this.
7039 (aarch64_analyze_loop_vinfo): Replace with...
7040 (aarch64_vector_costs::analyze_loop_vinfo): ...this.
7041 Move initialization of (m_)vec_flags to add_stmt_cost.
7042 (aarch64_analyze_bb_vinfo): Delete.
7043 (aarch64_count_ops): Replace with...
7044 (aarch64_vector_costs::count_ops): ...this.
7045 (aarch64_vector_costs::add_stmt_cost): Set m_vec_flags,
7046 using m_costing_for_scalar to test whether we're costing
7047 scalar or vector code.
7048 (aarch64_adjust_body_cost_sve): Replace with...
7049 (aarch64_vector_costs::adjust_body_cost_sve): ...this.
7050 (aarch64_adjust_body_cost): Replace with...
7051 (aarch64_vector_costs::adjust_body_cost): ...this.
7052 (aarch64_vector_costs::finish_cost): Use m_vinfo instead of is_loop.
7054 2021-11-04 Richard Sandiford <richard.sandiford@arm.com>
7056 * target.def (targetm.vectorize.init_cost): Replace with...
7057 (targetm.vectorize.create_costs): ...this.
7058 (targetm.vectorize.add_stmt_cost): Delete.
7059 (targetm.vectorize.finish_cost): Likewise.
7060 (targetm.vectorize.destroy_cost_data): Likewise.
7061 * doc/tm.texi.in (TARGET_VECTORIZE_INIT_COST): Replace with...
7062 (TARGET_VECTORIZE_CREATE_COSTS): ...this.
7063 (TARGET_VECTORIZE_ADD_STMT_COST): Delete.
7064 (TARGET_VECTORIZE_FINISH_COST): Likewise.
7065 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
7066 * doc/tm.texi: Regenerate.
7067 * tree-vectorizer.h (vec_info::vec_info): Remove target_cost_data
7069 (vec_info::target_cost_data): Change from a void * to a vector_costs *.
7070 (vector_costs): New class.
7071 (init_cost): Take a vec_info and return a vector_costs.
7072 (dump_stmt_cost): Remove data parameter.
7073 (add_stmt_cost): Replace vinfo and data parameters with a vector_costs.
7074 (add_stmt_costs): Likewise.
7075 (finish_cost): Replace data parameter with a vector_costs.
7076 (destroy_cost_data): Delete.
7077 * tree-vectorizer.c (dump_stmt_cost): Remove data argument and
7079 (vec_info::vec_info): Remove the target_cost_data parameter and
7080 initialize the member variable to null instead.
7081 (vec_info::~vec_info): Delete target_cost_data instead of calling
7083 (vector_costs::add_stmt_cost): New function.
7084 (vector_costs::finish_cost): Likewise.
7085 (vector_costs::record_stmt_cost): Likewise.
7086 (vector_costs::adjust_cost_for_freq): Likewise.
7087 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Update
7088 call to vec_info::vec_info.
7089 (vect_compute_single_scalar_iteration_cost): Update after above
7090 changes to costing interface.
7091 (vect_analyze_loop_operations): Likewise.
7092 (vect_estimate_min_profitable_iters): Likewise.
7093 (vect_analyze_loop_2): Initialize LOOP_VINFO_TARGET_COST_DATA
7094 at the start_over point, where it needs to be recreated after
7095 trying without slp. Update retry code accordingly.
7096 * tree-vect-slp.c (_bb_vec_info::_bb_vec_info): Update call
7097 to vec_info::vec_info.
7098 (vect_slp_analyze_operation): Update after above changes to costing
7100 (vect_bb_vectorization_profitable_p): Likewise.
7101 * targhooks.h (default_init_cost): Replace with...
7102 (default_vectorize_create_costs): ...this.
7103 (default_add_stmt_cost): Delete.
7104 (default_finish_cost, default_destroy_cost_data): Likewise.
7105 * targhooks.c (default_init_cost): Replace with...
7106 (default_vectorize_create_costs): ...this.
7107 (default_add_stmt_cost): Delete, moving logic to vector_costs instead.
7108 (default_finish_cost, default_destroy_cost_data): Delete.
7109 * config/aarch64/aarch64.c (aarch64_vector_costs): Inherit from
7110 vector_costs. Add a constructor.
7111 (aarch64_init_cost): Replace with...
7112 (aarch64_vectorize_create_costs): ...this.
7113 (aarch64_add_stmt_cost): Replace with...
7114 (aarch64_vector_costs::add_stmt_cost): ...this. Use record_stmt_cost
7115 to adjust the cost for inner loops.
7116 (aarch64_finish_cost): Replace with...
7117 (aarch64_vector_costs::finish_cost): ...this.
7118 (aarch64_destroy_cost_data): Delete.
7119 (TARGET_VECTORIZE_INIT_COST): Replace with...
7120 (TARGET_VECTORIZE_CREATE_COSTS): ...this.
7121 (TARGET_VECTORIZE_ADD_STMT_COST): Delete.
7122 (TARGET_VECTORIZE_FINISH_COST): Likewise.
7123 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
7124 * config/i386/i386.c (ix86_vector_costs): New structure.
7125 (ix86_init_cost): Replace with...
7126 (ix86_vectorize_create_costs): ...this.
7127 (ix86_add_stmt_cost): Replace with...
7128 (ix86_vector_costs::add_stmt_cost): ...this. Use adjust_cost_for_freq
7129 to adjust the cost for inner loops.
7130 (ix86_finish_cost, ix86_destroy_cost_data): Delete.
7131 (TARGET_VECTORIZE_INIT_COST): Replace with...
7132 (TARGET_VECTORIZE_CREATE_COSTS): ...this.
7133 (TARGET_VECTORIZE_ADD_STMT_COST): Delete.
7134 (TARGET_VECTORIZE_FINISH_COST): Likewise.
7135 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
7136 * config/rs6000/rs6000.c (TARGET_VECTORIZE_INIT_COST): Replace with...
7137 (TARGET_VECTORIZE_CREATE_COSTS): ...this.
7138 (TARGET_VECTORIZE_ADD_STMT_COST): Delete.
7139 (TARGET_VECTORIZE_FINISH_COST): Likewise.
7140 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
7141 (rs6000_cost_data): Inherit from vector_costs.
7142 Add a constructor. Drop loop_info, cost and costing_for_scalar
7143 in favor of the corresponding vector_costs member variables.
7144 Add "m_" to the names of the remaining member variables and
7146 (rs6000_density_test): Replace with...
7147 (rs6000_cost_data::density_test): ...this.
7148 (rs6000_init_cost): Replace with...
7149 (rs6000_vectorize_create_costs): ...this.
7150 (rs6000_update_target_cost_per_stmt): Replace with...
7151 (rs6000_cost_data::update_target_cost_per_stmt): ...this.
7152 (rs6000_add_stmt_cost): Replace with...
7153 (rs6000_cost_data::add_stmt_cost): ...this. Use adjust_cost_for_freq
7154 to adjust the cost for inner loops.
7155 (rs6000_adjust_vect_cost_per_loop): Replace with...
7156 (rs6000_cost_data::adjust_vect_cost_per_loop): ...this.
7157 (rs6000_finish_cost): Replace with...
7158 (rs6000_cost_data::finish_cost): ...this. Group loop code
7159 into a single if statement and pass the loop_vinfo down to
7161 (rs6000_destroy_cost_data): Delete.
7163 2021-11-04 Aldy Hernandez <aldyh@redhat.com>
7165 PR tree-optimization/103062
7166 PR tree-optimization/103062
7167 * value-pointer-equiv.cc (ssa_equiv_stack::ssa_equiv_stack):
7168 Increase size of allocation by 1.
7169 (ssa_equiv_stack::push_replacement): Grow as needed.
7170 (ssa_equiv_stack::get_replacement): Same.
7171 (pointer_equiv_analyzer::pointer_equiv_analyzer): Same.
7172 (pointer_equiv_analyzer::~pointer_equiv_analyzer): Remove delete.
7173 (pointer_equiv_analyzer::set_global_equiv): Grow as needed.
7174 (pointer_equiv_analyzer::get_equiv): Same.
7175 (pointer_equiv_analyzer::get_equiv_expr): Remove const.
7176 * value-pointer-equiv.h (class pointer_equiv_analyzer): Remove
7177 const markers. Use auto_vec instead of tree *.
7179 2021-11-04 Richard Biener <rguenther@suse.de>
7181 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Remove always
7182 true parameter and inline valueization.
7183 (vn_nary_op_lookup_1): Inline valueization from ...
7184 (vn_nary_op_compute_hash): ... here and remove it here.
7185 * tree-ssa-pre.c (phi_translate_1): Do not valueize
7186 before vn_nary_lookup_pieces.
7187 (get_representative_for): Mark created SSA representatives
7190 2021-11-04 Richard Sandiford <richard.sandiford@arm.com>
7192 * simplify-rtx.c (simplify_context::simplify_gen_vec_select): Assert
7193 that the operand has a vector mode. Use subreg_lowpart_offset
7194 to test whether an index corresponds to the low part.
7196 2021-11-04 Richard Sandiford <richard.sandiford@arm.com>
7198 * read-rtl.c: Remove dead !GENERATOR_FILE block.
7199 * read-rtl-function.c (function_reader::consolidate_singletons):
7200 Generate canonical CONST_VECTORs.
7202 2021-11-04 liuhongt <hongtao.liu@intel.com>
7205 * config/i386/predicates.md (reg_or_notreg_operand): Rename to ..
7206 (regmem_or_bitnot_regmem_operand): .. and extend to handle
7208 * config/i386/sse.md (*<avx512>_vpternlog<mode>_1): Force_reg
7209 the operands which are required to be register_operand.
7210 (*<avx512>_vpternlog<mode>_2): Ditto.
7211 (*<avx512>_vpternlog<mode>_3): Ditto.
7212 (*<avx512>_vternlog<mode>_all): Disallow embeded broadcast for
7213 vector HFmodes since it's not a real AVX512FP16 instruction.
7215 2021-11-04 liuhongt <hongtao.liu@intel.com>
7218 * match.pd: simplify (trunc)copysign((extend)a, (extend)b) to
7219 .COPYSIGN (a,b) when a and b are same type as the truncation
7220 type and has less precision than extend type.
7222 2021-11-04 Richard Biener <rguenther@suse.de>
7224 * doc/generic.texi: Update TARGET_MEM_REF and MEM_REF
7227 2021-11-04 Hongyu Wang <hongyu.wang@intel.com>
7229 * config/i386/sse.md (VI2_AVX512VNNIBW): New mode iterator.
7230 (VI1_AVX512VNNI): Likewise.
7231 (SDOT_VPDP_SUF): New mode_attr.
7234 (sdot_prod<mode>): Use VI2_AVX512F iterator, expand to
7235 vpdpwssd when VNNI targets available.
7236 (usdot_prod<mode>): New expander for vector QImode.
7238 2021-11-04 Hongyu Wang <hongyu.wang@intel.com>
7240 * config/i386/amxtileintrin.h (_tile_loadd_internal): Add
7241 parentheses to base and stride.
7242 (_tile_stream_loadd_internal): Likewise.
7243 (_tile_stored_internal): Likewise.
7245 2021-11-03 Maciej W. Rozycki <macro@embecosm.com>
7247 * config/riscv/riscv.c (riscv_class_max_nregs): Swap the
7248 arguments to `reg_class_subset_p'.
7250 2021-11-03 Joseph Myers <joseph@codesourcery.com>
7253 * fold-const.c (fold_init): New function.
7254 * fold-const.h (fold_init): New prototype.
7256 2021-11-03 Andrew MacLeod <amacleod@redhat.com>
7258 * params.opt (param_vrp2_mode): Make ranger the default for VRP2.
7260 2021-11-03 Andrew MacLeod <amacleod@redhat.com>
7262 * gimple-range-fold.cc (fold_using_range::range_of_phi): Don't import
7263 a range from edge if arg == phidef.
7265 2021-11-03 Andrew MacLeod <amacleod@redhat.com>
7267 * gimple-range-fold.cc (fold_using_range::range_of_builtin_call): Test
7268 for constant before any other processing.
7270 2021-11-03 Andrew MacLeod <amacleod@redhat.com>
7272 * flag-types.h (RANGER_DEBUG_ALL): Fix values.
7274 2021-11-03 Andrew MacLeod <amacleod@redhat.com>
7276 * gimple-range.cc (gimple_ranger::gimple_ranger): Initialize current_bb.
7277 (gimple_ranger::range_of_expr): Pick up range_on_entry when there is
7278 no explcit context and current_bb is set.
7279 (gimple_ranger::fold_stmt): New.
7280 * gimple-range.h (current_bb, fold_stmt): New.
7281 * tree-vrp.c (rvrp_folder::fold_stmt): Call ranger's fold_stmt.
7283 2021-11-03 Richard Biener <rguenther@suse.de>
7285 PR tree-optimization/102970
7286 * tree-ssa-pre.c (phi_translate_1): Drop clique and base
7287 when translating a MEM_REF over a backedge.
7289 2021-11-03 Philipp Tomsich <philipp.tomsich@vrull.eu>
7291 * config/aarch64/aarch64-cores.def (AARCH64_CORE): New Ampere-1 core.
7292 * config/aarch64/aarch64-tune.md: Regenerate.
7293 * config/aarch64/aarch64-cost-tables.h: Add extra costs for Ampere-1.
7294 * config/aarch64/aarch64.c: Add tuning structures for Ampere-1.
7295 * doc/invoke.texi: Add documentation for Ampere-1 core.
7297 2021-11-03 Wilco Dijkstra <wdijkstr@arm.com>
7299 * config/aarch64/aarch64.md (movsi): Add alternative for GOT accesses.
7301 (ldr_got_small_<mode>): Remove pattern.
7302 (ldr_got_small_sidi): Likewise.
7303 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately): Keep
7304 GOT accesses as moves.
7305 (aarch64_print_operand): Correctly print got_lo12 in L specifier.
7306 (aarch64_mov_operand_p): Make GOT accesses valid move operands.
7307 * config/aarch64/constraints.md: Add new constraint Usw for GOT access.
7309 2021-11-03 Martin Liska <mliska@suse.cz>
7311 * gcov.c (read_line): Remove dead variable.
7313 2021-11-03 Martin Liska <mliska@suse.cz>
7316 * ipa-fnsummary.c (edge_predicate_pool): Rename predicate class to ipa_predicate.
7317 (ipa_fn_summary::account_size_time): Likewise.
7318 (edge_set_predicate): Likewise.
7319 (set_hint_predicate): Likewise.
7320 (add_freqcounting_predicate): Likewise.
7321 (evaluate_conditions_for_known_args): Likewise.
7322 (evaluate_properties_for_edge): Likewise.
7323 (remap_freqcounting_preds_after_dup): Likewise.
7324 (ipa_fn_summary_t::duplicate): Likewise.
7325 (set_cond_stmt_execution_predicate): Likewise.
7326 (set_switch_stmt_execution_predicate): Likewise.
7327 (compute_bb_predicates): Likewise.
7328 (will_be_nonconstant_expr_predicate): Likewise.
7329 (will_be_nonconstant_predicate): Likewise.
7330 (phi_result_unknown_predicate): Likewise.
7331 (predicate_for_phi_result): Likewise.
7332 (analyze_function_body): Likewise.
7333 (compute_fn_summary): Likewise.
7334 (summarize_calls_size_and_time): Likewise.
7335 (estimate_calls_size_and_time): Likewise.
7336 (ipa_call_context::estimate_size_and_time): Likewise.
7337 (remap_edge_summaries): Likewise.
7338 (remap_freqcounting_predicate): Likewise.
7339 (ipa_merge_fn_summary_after_inlining): Likewise.
7340 (ipa_update_overall_fn_summary): Likewise.
7341 (read_ipa_call_summary): Likewise.
7342 (inline_read_section): Likewise.
7343 * ipa-fnsummary.h (struct ipa_freqcounting_predicate): Likewise.
7344 * ipa-predicate.c (predicate::add_clause): Likewise.
7345 (ipa_predicate::add_clause): Likewise.
7346 (predicate::or_with): Likewise.
7347 (ipa_predicate::or_with): Likewise.
7348 (predicate::evaluate): Likewise.
7349 (ipa_predicate::evaluate): Likewise.
7350 (predicate::probability): Likewise.
7351 (ipa_predicate::probability): Likewise.
7352 (dump_condition): Likewise.
7353 (dump_clause): Likewise.
7354 (predicate::dump): Likewise.
7355 (ipa_predicate::dump): Likewise.
7356 (predicate::debug): Likewise.
7357 (ipa_predicate::debug): Likewise.
7358 (predicate::remap_after_duplication): Likewise.
7359 (ipa_predicate::remap_after_duplication): Likewise.
7360 (predicate::remap_after_inlining): Likewise.
7361 (ipa_predicate::remap_after_inlining): Likewise.
7362 (predicate::stream_in): Likewise.
7363 (ipa_predicate::stream_in): Likewise.
7364 (predicate::stream_out): Likewise.
7365 (ipa_predicate::stream_out): Likewise.
7366 (add_condition): Likewise.
7367 * ipa-predicate.h (class predicate): Likewise.
7368 (class ipa_predicate): Likewise.
7369 (add_condition): Likewise.
7371 2021-11-03 Richard Biener <rguenther@suse.de>
7373 * bitmap.h (bitmap_bit_p): Change the return type to bool.
7374 * bitmap.c (bitmap_bit_p): Likewise.
7375 * sbitmap.h (bitmap_bit_p): Likewise.
7376 (bitmap_set_bit): Return whether the bit changed.
7377 (bitmap_clear_bit): Likewise.
7378 * tree-ssa.c (verify_vssa): Make use of the changed state
7379 from bitmap_set_bit.
7381 2021-11-03 Richard Biener <rguenther@suse.de>
7383 PR middle-end/103033
7384 * internal-fn.c (expand_DEFERRED_INIT): Elide the
7385 native_interpret_expr path in favor of folding the
7386 VIEW_CONVERT_EXPR generated when punning the RHS.
7388 2021-11-03 Stefan Schulze Frielinghaus <stefansf@linux.ibm.com>
7390 * config/s390/s390.c (s390_loop_unroll_adjust): In case of early
7393 2021-11-03 Jan Hubicka <hubicka@ucw.cz>
7396 * ipa-modref.c (callee_to_caller_flags): New function.
7397 (modref_eaf_analysis::analyze_ssa_name): Use it.
7398 (ipa_merge_modref_summary_after_inlining): Fix whitespace.
7400 2021-11-02 Jan Hubicka <hubicka@ucw.cz>
7402 * ipa-modref.c (modref_eaf_analysis::analyze_ssa_name): Revert
7405 2021-11-02 Roger Sayle <roger@nextmovesoftware.com>
7406 Uroš Bizjak <ubizjak@gmail.com>
7408 * config/i386/i386.md (<any_rotate>ti3): Provide expansion for
7409 rotations by non-constant amounts.
7411 2021-11-02 Jan Hubicka <hubicka@ucw.cz>
7413 * ipa-modref.c: Fix anonymous namespace placement.
7414 (class modref_eaf_analysis): New class.
7415 (analyze_ssa_name_flags): Turn to ...
7416 (modref_eaf_analysis::analyze_ssa_name): ... this one.
7417 (merge_call_lhs_flags): Turn to ...
7418 (modref_eaf_analysis::merge_call_lhs_flags): .. this one
7419 (modref_eaf_analysis::merge_with_ssa_name): New member function.
7420 (record_escape_points): Turn to ...
7421 (modref_eaf_analysis::record_escape_points): ... this one.
7422 (analyze_parms): Updat
7423 (ipa_merge_modref_summary_after_inlining): Move to the end of file.
7425 2021-11-02 Jan Hubicka <hubicka@ucw.cz>
7427 * gimple.c (gimple_call_static_chain_flags): New function.
7428 * gimple.h (gimple_call_static_chain_flags): Declare
7429 * ipa-modref.c (modref_summary::modref_summary): Initialize
7431 (modref_summary_lto::modref_summary_lto): Likewise.
7432 (modref_summary::useful_p): Test static_chain_flags.
7433 (modref_summary_lto::useful_p): Likewise.
7434 (struct modref_summary_lto): Add static_chain_flags.
7435 (modref_summary::dump): Dump static_chain_flags.
7436 (modref_summary_lto::dump): Likewise.
7437 (struct escape_point): Add static_cahin_arg.
7438 (analyze_ssa_name_flags): Use gimple_call_static_chain_flags.
7439 (analyze_parms): Handle static chains.
7440 (modref_summaries::duplicate): Duplicate static_chain_flags.
7441 (modref_summaries_lto::duplicate): Likewise.
7442 (modref_write): Stream static_chain_flags.
7443 (read_section): Likewise.
7444 (modref_merge_call_site_flags): Handle static_chain_flags.
7445 * ipa-modref.h (struct modref_summary): Add static_chain_flags.
7446 * tree-ssa-structalias.c (handle_rhs_call): Use
7447 gimple_static_chain_flags.
7449 2021-11-02 Richard Biener <rguenther@suse.de>
7451 PR tree-optimization/103029
7452 * tree-vect-loop-manip.c (vect_loop_versioning): Ensure
7453 the PHI nodes in the loop maintain their original operand
7456 2021-11-02 Jan Hubicka <hubicka@ucw.cz>
7458 * tree-core.h (EAF_NOT_RETURNED_DIRECTLY): New flag.
7459 (EAF_NOREAD): Renumber.
7460 * ipa-modref.c (dump_eaf_flags): Dump EAF_NOT_RETURNED_DIRECTLY.
7461 (remove_useless_eaf_flags): Handle EAF_NOT_RETURNED_DIRECTLY
7462 (deref_flags): Likewise.
7463 (modref_lattice::init): Likewise.
7464 (modref_lattice::merge): Likewise.
7465 (merge_call_lhs_flags): Likewise.
7466 (analyze_ssa_name_flags): Likewise.
7467 (modref_merge_call_site_flags): Likewise.
7468 * tree-ssa-structalias.c (handle_call_arg): Likewise.
7470 2021-11-02 Maciej W. Rozycki <macro@embecosm.com>
7472 * config/riscv/riscv.c (riscv_rtx_costs): Correct a CONST_INT_P
7473 check and remove an unused local variable with shNadd/shNadd.uw
7476 2021-11-02 Tamar Christina <tamar.christina@arm.com>
7478 PR tree-optimization/103007
7479 * tree-vect-slp-patterns.c (complex_fms_pattern::matches): Add elem
7482 2021-11-02 Richard Biener <rguenther@suse.de>
7484 PR middle-end/103038
7485 * fold-const.c (native_interpret_expr): Handle OFFSET_TYPE.
7486 (can_native_interpret_type_p): Likewise.
7487 * internal-fn.c (expand_DEFERRED_INIT): View-convert the
7488 RHS if the LHS is an SSA name.
7490 2021-11-02 Richard Sandiford <richard.sandiford@arm.com>
7492 * langhooks.h (lang_hooks_for_types::simulate_record_decl): New hook.
7493 * langhooks-def.h (lhd_simulate_record_decl): Declare.
7494 (LANG_HOOKS_SIMULATE_RECORD_DECL): Define.
7495 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Include it.
7496 * langhooks.c (lhd_simulate_record_decl): New function.
7498 2021-11-02 Jakub Jelinek <jakub@redhat.com>
7501 * config/i386/i386.c (ix86_vector_mode_supported_p): Reject vector
7502 modes with TImode inner mode if 32-bit.
7504 2021-11-02 liuhongt <hongtao.liu@intel.com>
7506 * doc/sourcebuild.texi (vect_slp_v4qi_store_unalign,
7507 vect_slp_v2hi_store_unalign, vect_slp_v4hi_store_unalign,
7508 vect_slp_v4si_store_unalign): Document efficient target.
7509 (vect_slp_v4qi_store_unalign_1, vect_slp_v8qi_store_unalign_1,
7510 vect_slp_v16qi_store_unalign_1): Ditto.
7511 (vect_slp_v2hi_store_align,vect_slp_v2qi_store_align,
7512 vect_slp_v2si_store_align, vect_slp_v4qi_store_align): Ditto.
7513 (struct_4char_block_move, struct_8char_block_move,
7514 struct_16char_block_move): Ditto.
7516 2021-11-02 Roger Sayle <roger@nextmovesoftware.com>
7517 Jakub Jelinek <jakub@redhat.com>
7520 * config/i386/i386-expand.c (ix86_expand_v1ti_to_ti,
7521 ix86_expand_ti_to_v1ti): New helper functions.
7522 (ix86_expand_v1ti_shift): Check if the amount operand is an
7523 integer constant, and expand as a TImode shift if it isn't.
7524 (ix86_expand_v1ti_rotate): Check if the amount operand is an
7525 integer constant, and expand as a TImode rotate if it isn't.
7526 (ix86_expand_v1ti_ashiftrt): New function to expand arithmetic
7527 right shifts of V1TImode quantities.
7528 * config/i386/i386-protos.h (ix86_expand_v1ti_ashift): Prototype.
7529 * config/i386/sse.md (ashlv1ti3, lshrv1ti3): Change constraints
7530 to QImode general_operand, and let the helper functions lower
7531 shifts by non-constant operands, as TImode shifts. Make
7532 conditional on TARGET_64BIT.
7533 (ashrv1ti3): New expander calling ix86_expand_v1ti_ashiftrt.
7534 (rotlv1ti3, rotrv1ti3): Change shift operand to QImode.
7535 Make conditional on TARGET_64BIT.
7537 2021-11-02 Stefan Schulze Frielinghaus <stefansf@linux.ibm.com>
7539 * config/s390/s390.md ("*cc_to_int", "tabort", "*tabort_1",
7540 "*tabort_1_plus"): Remove operands non-null check.
7542 2021-11-01 Martin Liska <mliska@suse.cz>
7544 * opt-functions.awk: Add new sanity checking.
7545 * optc-gen.awk: Add new argument to integer_range_info.
7546 * params.opt: Update 2 params which have negative IntegerRange.
7548 2021-11-01 qing zhao <qing.zhao@oracle.com>
7550 * gimplify.c (gimplify_decl_expr): Do not add call to
7551 __builtin_clear_padding when a variable is a gimple register
7552 or it might not have padding.
7553 (gimplify_init_constructor): Likewise.
7555 2021-11-01 Tamar Christina <tamar.christina@arm.com>
7557 * config/arm/aarch-common-protos.h (struct vector_cost_table): Add
7558 movi, dup and extract costing fields.
7559 * config/aarch64/aarch64-cost-tables.h (qdf24xx_extra_costs,
7560 thunderx_extra_costs, thunderx2t99_extra_costs,
7561 thunderx3t110_extra_costs, tsv110_extra_costs, a64fx_extra_costs): Use
7563 * config/arm/aarch-cost-tables.h (generic_extra_costs,
7564 cortexa53_extra_costs, cortexa57_extra_costs, cortexa76_extra_costs,
7565 exynosm1_extra_costs, xgene1_extra_costs): Likewise
7566 * config/aarch64/aarch64-simd.md (aarch64_simd_dup<mode>): Add r->w dup.
7567 * config/aarch64/aarch64.c (aarch64_rtx_costs): Add extra costs.
7569 2021-11-01 Tamar Christina <tamar.christina@arm.com>
7571 * cse.c (add_to_set): New.
7572 (find_sets_in_insn): Register constants in sets.
7573 (canonicalize_insn): Use auto_vec instead.
7574 (cse_insn): Try materializing using vec_dup.
7575 * rtl.h (simplify_context::simplify_gen_vec_select,
7576 simplify_gen_vec_select): New.
7577 * simplify-rtx.c (simplify_context::simplify_gen_vec_select): New.
7579 2021-11-01 David Malcolm <dmalcolm@redhat.com>
7581 * common.opt (fdiagnostics-escape-format=): New.
7582 (diagnostics_escape_format): New enum.
7583 (DIAGNOSTICS_ESCAPE_FORMAT_UNICODE): New enum value.
7584 (DIAGNOSTICS_ESCAPE_FORMAT_BYTES): Likewise.
7585 * diagnostic-format-json.cc (json_end_diagnostic): Add
7586 "escape-source" attribute.
7587 * diagnostic-show-locus.c
7588 (exploc_with_display_col::exploc_with_display_col): Replace
7589 "tabstop" param with a cpp_char_column_policy and add an "aspect"
7590 param. Use these to compute m_display_col accordingly.
7591 (struct char_display_policy): New struct.
7592 (layout::m_policy): New field.
7593 (layout::m_escape_on_output): New field.
7594 (def_policy): New function.
7595 (make_range): Update for changes to exploc_with_display_col ctor.
7596 (default_print_decoded_ch): New.
7597 (width_per_escaped_byte): New.
7598 (escape_as_bytes_width): New.
7599 (escape_as_bytes_print): New.
7600 (escape_as_unicode_width): New.
7601 (escape_as_unicode_print): New.
7603 (layout::layout): Initialize new fields. Update m_exploc ctor
7604 call for above change to ctor.
7605 (layout::maybe_add_location_range): Update for changes to
7606 exploc_with_display_col ctor.
7607 (layout::calculate_x_offset_display): Update for change to
7609 (layout::print_source_line): Pass policy
7610 to cpp_display_width_computation. Capture cpp_decoded_char when
7611 calling process_next_codepoint. Move printing of source code to
7612 m_policy.m_print_cb.
7613 (line_label::line_label): Pass in policy rather than context.
7614 (layout::print_any_labels): Update for change to line_label ctor.
7615 (get_affected_range): Pass in policy rather than context, updating
7616 calls to location_compute_display_column accordingly.
7617 (get_printed_columns): Likewise, also for cpp_display_width.
7618 (correction::correction): Pass in policy rather than tabstop.
7619 (correction::compute_display_cols): Pass m_policy rather than
7620 m_tabstop to cpp_display_width.
7621 (correction::m_tabstop): Replace with...
7622 (correction::m_policy): ...this.
7623 (line_corrections::line_corrections): Pass in policy rather than
7625 (line_corrections::m_context): Replace with...
7626 (line_corrections::m_policy): ...this.
7627 (line_corrections::add_hint): Update to use m_policy rather than
7629 (line_corrections::add_hint): Likewise.
7630 (layout::print_trailing_fixits): Likewise.
7631 (selftest::test_display_widths): New.
7632 (selftest::test_layout_x_offset_display_utf8): Update to use
7633 policy rather than tabstop.
7634 (selftest::test_one_liner_labels_utf8): Add test of escaping
7636 (selftest::test_diagnostic_show_locus_one_liner_utf8): Update to
7637 use policy rather than tabstop.
7638 (selftest::test_overlapped_fixit_printing): Likewise.
7639 (selftest::test_overlapped_fixit_printing_utf8): Likewise.
7640 (selftest::test_overlapped_fixit_printing_2): Likewise.
7641 (selftest::test_tab_expansion): Likewise.
7642 (selftest::test_escaping_bytes_1): New.
7643 (selftest::test_escaping_bytes_2): New.
7644 (selftest::diagnostic_show_locus_c_tests): Call the new tests.
7645 * diagnostic.c (diagnostic_initialize): Initialize
7646 context->escape_format.
7647 (convert_column_unit): Update to use default character width policy.
7648 (selftest::test_diagnostic_get_location_text): Likewise.
7649 * diagnostic.h (enum diagnostics_escape_format): New enum.
7650 (diagnostic_context::escape_format): New field.
7651 * doc/invoke.texi (-fdiagnostics-escape-format=): New option.
7652 (-fdiagnostics-format=): Add "escape-source" attribute to examples
7653 of JSON output, and document it.
7654 * input.c (location_compute_display_column): Pass in "policy"
7655 rather than "tabstop", passing to
7656 cpp_byte_column_to_display_column.
7657 (selftest::test_cpp_utf8): Update to use cpp_char_column_policy.
7658 * input.h (class cpp_char_column_policy): New forward decl.
7659 (location_compute_display_column): Pass in "policy" rather than
7661 * opts.c (common_handle_option): Handle
7662 OPT_fdiagnostics_escape_format_.
7663 * selftest.c (temp_source_file::temp_source_file): New ctor
7664 overload taking a size_t.
7665 * selftest.h (temp_source_file::temp_source_file): Likewise.
7667 2021-11-01 Aldy Hernandez <aldyh@redhat.com>
7669 * dbgcnt.def: Add debug counter for back_thread[12] and
7670 back_threadfull[12].
7671 * passes.def: Pass "first" argument to each back threading pass.
7672 * tree-ssa-threadbackward.c (back_threader::back_threader): Add
7674 (back_threader::debug_counter): New.
7675 (back_threader::maybe_register_path): Call debug_counter.
7677 2021-11-01 Aldy Hernandez <aldyh@redhat.com>
7679 * tree-ssa-threadbackward.c (BT_NONE): New.
7682 (back_threader::back_threader): Add flags.
7683 Move loop initialization here.
7684 (back_threader::~back_threader): New.
7685 (back_threader::find_taken_edge_switch): Change solver and ranger
7687 (back_threader::find_taken_edge_cond): Same.
7688 (back_threader::find_paths_to_names): Same.
7689 (back_threader::find_paths): Same.
7690 (back_threader::dump): Same.
7691 (try_thread_blocks): Merge into thread_blocks.
7692 (back_threader::thread_blocks): New.
7693 (do_early_thread_jumps): Merge into thread_blocks.
7694 (do_thread_jumps): Merge into thread_blocks.
7695 (back_threader::thread_through_all_blocks): Remove.
7697 2021-11-01 Andrew MacLeod <amacleod@redhat.com>
7699 PR tree-optimization/103003
7700 * value-relation.cc (dom_oracle::register_relation): If the 2
7701 ssa names are the same, don't register any relation.
7703 2021-11-01 Dan Li <ashimida@linux.alibaba.com>
7705 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Remove
7706 redundant check for calls_eh_return.
7707 * config/aarch64/aarch64.md (*do_return): Likewise.
7709 2021-11-01 Xionghu Luo <luoxhu@linux.ibm.com>
7711 * cfghooks.c (cfg_hook_duplicate_loop_to_header_edge): Rename
7712 duplicate_loop_to_header_edge to
7713 duplicate_loop_body_to_header_edge.
7714 (cfg_hook_duplicate_loop_body_to_header_edge): Likewise.
7715 * cfghooks.h (struct cfg_hooks): Likewise.
7716 (cfg_hook_duplicate_loop_body_to_header_edge): Likewise.
7717 * cfgloopmanip.c (duplicate_loop_body_to_header_edge): Likewise.
7718 (clone_loop_to_header_edge): Likewise.
7719 * cfgloopmanip.h (duplicate_loop_body_to_header_edge): Likewise.
7720 * cfgrtl.c (struct cfg_hooks): Likewise.
7721 * doc/loop.texi: Likewise.
7722 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
7723 (unroll_loop_runtime_iterations): Likewise.
7724 (unroll_loop_stupid): Likewise.
7725 (apply_opt_in_copies): Likewise.
7726 * tree-cfg.c (struct cfg_hooks): Likewise.
7727 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
7728 (try_peel_loop): Likewise.
7729 * tree-ssa-loop-manip.c (copy_phi_node_args): Likewise.
7730 (gimple_duplicate_loop_body_to_header_edge): Likewise.
7731 (tree_transform_and_unroll_loop): Likewise.
7732 * tree-ssa-loop-manip.h (gimple_duplicate_loop_body_to_header_edge):
7735 2021-11-01 Xionghu Luo <luoxhu@linux.ibm.com>
7737 * cfgloopmanip.c (loop_version): Refactor loopify to
7738 loop_version. Move condition generation after loopify.
7740 * cfgloopmanip.h (loopify): Delete.
7742 2021-10-31 Jan Hubicka <hubicka@ucw.cz>
7744 * ipa-fnsummary.c: Include tree-dfa.h.
7745 (points_to_local_or_readonly_memory_p): Return true on return
7747 * ipa-modref.c (analyze_ssa_name_flags): Fix handling of copy
7750 2021-10-30 Tobias Burnus <tobias@codesourcery.com>
7752 PR middle-end/102972
7753 * omp-low.c (omp_runtime_api_call): Use DECL_ASSEMBLER_NAME to get
7754 internal Fortran name; new permit_num_teams arg to permit
7755 omp_get_num_teams and omp_get_team_num.
7756 (scan_omp_1_stmt): Update call to it, add missing call for
7757 reverse offload, and check for strictly nested API calls in teams.
7759 2021-10-30 Jakub Jelinek <jakub@redhat.com>
7761 * gimplify.c (gimplify_omp_for): Diagnose threadprivate iterators.
7763 2021-10-29 David Malcolm <dmalcolm@redhat.com>
7765 * selftest.c (assert_streq): Add newlines when emitting non-equal
7768 2021-10-29 David Malcolm <dmalcolm@redhat.com>
7770 * Makefile.in: Fix syntax for reference to LIBDEPS in
7773 2021-10-29 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7775 * doc/install.texi: Bump required minimum DejaGnu version.
7777 2021-10-29 Aldy Hernandez <aldyh@redhat.com>
7778 Andrew MacLeod <amacleod@redhat.com>
7780 * value-relation.cc (path_oracle::killing_def): Add a
7781 self-equivalence so we don't look to the root oracle.
7783 2021-10-29 Aldy Hernandez <aldyh@redhat.com>
7785 * passes.def: Replace the pass_thread_jumps before VRP* with
7786 pass_thread_jumps_full. Remove all pass_vrp_threader instances.
7787 * tree-ssa-threadbackward.c (pass_data_thread_jumps_full):
7788 Remove hyphen from "thread-full" name.
7790 2021-10-29 Andrew MacLeod <amacleod@redhat.com>
7792 PR tree-optimization/102983
7793 * gimple-range-cache.h (propagate_updated_value): Make public.
7794 * gimple-range.cc (gimple_ranger::range_of_stmt): Propagate exports
7795 when processing gcond stmts.
7797 2021-10-29 Jan Hubicka <hubicka@ucw.cz>
7799 * gimple.c (gimple_call_retslot_flags): New function.
7800 * gimple.h (gimple_call_retslot_flags): Declare.
7801 * ipa-modref.c: Include tree-cfg.h.
7802 (struct escape_entry): Turn parm_index to signed.
7803 (modref_summary_lto::modref_summary_lto): Add retslot_flags.
7804 (modref_summary::modref_summary): Initialize retslot_flags.
7805 (struct modref_summary_lto): Likewise.
7806 (modref_summary::useful_p): Check retslot_flags.
7807 (modref_summary_lto::useful_p): Likewise.
7808 (modref_summary::dump): Dump retslot_flags.
7809 (modref_summary_lto::dump): Likewise.
7810 (struct escape_point): Add hidden_args enum.
7811 (analyze_ssa_name_flags): Ignore return slot return;
7812 use gimple_call_retslot_flags.
7813 (record_escape_points): Break out from ...
7814 (analyze_parms): ... here; handle retslot_flags.
7815 (modref_summaries::duplicate): Duplicate retslot_flags.
7816 (modref_summaries_lto::duplicate): Likewise.
7817 (modref_write_escape_summary): Stream parm_index as signed.
7818 (modref_read_escape_summary): Likewise.
7819 (modref_write): Stream retslot_flags.
7820 (read_section): Likewise.
7821 (struct escape_map): Fix typo in comment.
7822 (update_escape_summary_1): Fix whitespace.
7823 (ipa_merge_modref_summary_after_inlining): Drop retslot_flags.
7824 (modref_merge_call_site_flags): Merge retslot_flags.
7825 * ipa-modref.h (struct modref_summary): Add retslot_flags.
7826 * tree-ssa-structalias.c (handle_rhs_call): Handle retslot_flags.
7828 2021-10-29 Tamar Christina <tamar.christina@arm.com>
7830 PR tree-optimization/102977
7831 * tree-vect-slp-patterns.c (vect_match_call_p): Remove.
7832 (vect_detect_pair_op): Add crosslane check.
7833 (vect_match_call_complex_mla): Remove.
7834 (class complex_mul_pattern): Update comment.
7835 (complex_mul_pattern::matches): Update detection.
7836 (class complex_fma_pattern): Remove.
7837 (complex_fma_pattern::matches): Remove.
7838 (complex_fma_pattern::recognize): Remove.
7839 (complex_fma_pattern::build): Remove.
7840 (class complex_fms_pattern): Update comment.
7841 (complex_fms_pattern::matches): Remove.
7842 (complex_operations_pattern::recognize): Remove complex_fma_pattern
7844 2021-10-29 Jakub Jelinek <jakub@redhat.com>
7846 * gimple-fold.c (gimple_fold_builtin_memset): Copy over location from
7849 2021-10-29 Xionghu Luo <luoxhu@linux.ibm.com>
7852 * config/rs6000/rs6000.c (altivec_expand_vec_perm_const): Add
7853 patterns match and emit for VSX xxpermdi.
7855 2021-10-29 liuhongt <hongtao.liu@intel.com>
7858 * config/i386/i386-builtin-types.def (V8HF_FTYPE_V8HF): New
7860 (V16HF_FTYPE_V16HF): Ditto.
7861 (V32HF_FTYPE_V32HF): Ditto.
7862 (V8HF_FTYPE_V8HF_ROUND): Ditto.
7863 (V16HF_FTYPE_V16HF_ROUND): Ditto.
7864 (V32HF_FTYPE_V32HF_ROUND): Ditto.
7865 * config/i386/i386-builtin.def ( IX86_BUILTIN_FLOORPH,
7866 IX86_BUILTIN_CEILPH, IX86_BUILTIN_TRUNCPH,
7867 IX86_BUILTIN_FLOORPH256, IX86_BUILTIN_CEILPH256,
7868 IX86_BUILTIN_TRUNCPH256, IX86_BUILTIN_FLOORPH512,
7869 IX86_BUILTIN_CEILPH512, IX86_BUILTIN_TRUNCPH512): New builtin.
7870 * config/i386/i386-builtins.c
7871 (ix86_builtin_vectorized_function): Enable vectorization for
7872 HFmode FLOOR/CEIL/TRUNC operation.
7873 * config/i386/i386-expand.c (ix86_expand_args_builtin): Handle
7875 * config/i386/sse.md (rint<mode>2, nearbyint<mode>2): Extend
7878 2021-10-28 Aldy Hernandez <aldyh@redhat.com>
7879 Andrew MacLeod <amacleod@redhat.com>
7881 * value-relation.cc (path_oracle::killing_def): Walk the
7882 equivalency list and remove SSA from any equivalencies.
7884 2021-10-28 Stafford Horne <shorne@gmail.com>
7886 * config/or1k/or1k.h (PROFILE_HOOK): Add return address argument
7889 2021-10-28 Jakub Jelinek <jakub@redhat.com>
7891 PR tree-optimization/102951
7892 * fold-const.h (address_compare): Declare.
7893 * fold-const.c (address_compare): New function.
7894 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Use
7895 address_compare helper.
7896 (minmax cmp (convert1?@2 addr@0) (convert2?@3 addr@1)): New
7899 2021-10-28 Andrew MacLeod <amacleod@redhat.com>
7901 * vr-values.c (simplify_using_ranges::fold_cond): Change fold message.
7903 2021-10-28 Andrew MacLeod <amacleod@redhat.com>
7905 PR tree-optimization/102940
7906 * tree-vrp.c (execute_ranger_vrp): Reset scev.
7908 2021-10-28 Richard Purdie <richard.purdie@linuxfoundation.org>
7910 * config/nios2/linux.h (MUSL_DYNAMIC_LINKER): Add musl linker
7912 2021-10-28 Richard Purdie <richard.purdie@linuxfoundation.org>
7914 * configure: Regenerate.
7915 * configure.ac: Use CPPFLAGS_FOR_BUILD for GMPINC
7917 2021-10-28 Eric Botcazou <ebotcazou@adacore.com>
7919 * doc/invoke.texi (%X): Remove obsolete reference to -Wl.
7921 2021-10-28 Richard Biener <rguenther@suse.de>
7924 * fold-const.c (fold_convert_const): Avoid int to float
7925 constant folding with -frounding-math and inexact result.
7926 * simplify-rtx.c (simplify_const_unary_operation): Likewise
7927 for both float and unsigned_float.
7929 2021-10-28 Aldy Hernandez <aldyh@redhat.com>
7931 * tree-ssa-threadbackward.c
7932 (back_threader::find_taken_edge_switch): Use find_case_label_range
7933 instead of find_taken_edge.
7935 2021-10-28 Aldy Hernandez <aldyh@redhat.com>
7937 * tree-ssa-threadbackward.c (class back_threader_registry):
7938 Inherit from back_jt_path_registry.
7939 (back_threader_registry::thread_through_all_blocks): Remove.
7940 (back_threader_registry::register_path): Remove
7941 m_lowlevel_registry prefix.
7943 2021-10-28 Richard Biener <rguenther@suse.de>
7946 * fold-const.c (fold_convert_const_real_from_real): Honor
7947 -frounding-math if the conversion is not exact.
7948 * simplify-rtx.c (simplify_const_unary_operation): Do not
7949 simplify FLOAT_TRUNCATE with sign dependent rounding.
7951 2021-10-28 Richard Biener <rguenther@suse.de>
7953 PR tree-optimization/102949
7954 * tree-vect-stmts.c (ensure_base_align): Look at the
7955 dr_info of a group leader and assert we are looking at
7956 one with analyzed alignment.
7958 2021-10-28 Kewen Lin <linkw@linux.ibm.com>
7961 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Consider
7962 V1T1 mode for unaligned load and store.
7964 2021-10-28 Kito Cheng <kito.cheng@sifive.com>
7966 * config/riscv/riscv.md (zero_extendsidi2_internal): Allow ZBB
7969 2021-10-28 Kito Cheng <kito.cheng@sifive.com>
7971 * config/riscv/arch-canonicalize (CANONICAL_ORDER): Add `i` to
7974 2021-10-28 Alexandre Oliva <oliva@adacore.com>
7976 * common.opt (fharden-compares): New.
7977 (fharden-conditional-branches): New.
7978 * doc/invoke.texi: Document new options.
7979 * gimple-harden-conditionals.cc: New.
7980 * Makefile.in (OBJS): Build it.
7981 * passes.def: Add new passes.
7982 * tree-pass.h (make_pass_harden_compares): Declare.
7983 (make_pass_harden_conditional_branches): Declare.
7985 2021-10-28 Xionghu Luo <luoxhu@linux.ibm.com>
7988 * config/rs6000/altivec.md: Add vsx register constraints.
7989 * config/rs6000/vsx.md (vsx_xxsel<mode>): Delete.
7990 (vsx_xxsel<mode>2): Likewise.
7991 (vsx_xxsel<mode>3): Likewise.
7992 (vsx_xxsel<mode>4): Likewise.
7994 2021-10-28 Xionghu Luo <luoxhu@linux.ibm.com>
7997 * config/rs6000/altivec.md (*altivec_vsel<mode>): Change to ...
7998 (altivec_vsel<mode>): ... this and update define.
7999 (*altivec_vsel<mode>_uns): Delete.
8000 (altivec_vsel<mode>2): New define_insn.
8001 (altivec_vsel<mode>3): Likewise.
8002 (altivec_vsel<mode>4): Likewise.
8003 * config/rs6000/rs6000-call.c (altivec_expand_vec_sel_builtin): New.
8004 (altivec_expand_builtin): Call altivec_expand_vec_sel_builtin to expand
8006 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Use bit-wise
8007 selection instead of per element.
8008 * config/rs6000/vector.md:
8009 * config/rs6000/vsx.md (*vsx_xxsel<mode>): Change to ...
8010 (vsx_xxsel<mode>): ... this and update define.
8011 (*vsx_xxsel<mode>_uns): Delete.
8012 (vsx_xxsel<mode>2): New define_insn.
8013 (vsx_xxsel<mode>3): Likewise.
8014 (vsx_xxsel<mode>4): Likewise.
8016 2021-10-28 Hongyu Wang <hongyu.wang@intel.com>
8018 * config/i386/i386.c (use_rsqrt_p): Add mode parameter, enable
8019 HFmode rsqrt without TARGET_SSE_MATH.
8020 (ix86_optab_supported_p): Refactor rint, adjust floor, ceil,
8021 btrunc condition to be restricted by -ftrapping-math, adjust
8022 use_rsqrt_p function call.
8023 * config/i386/i386.md (rcphf2): New define_insn.
8024 (rsqrthf2): Likewise.
8025 * config/i386/sse.md (div<mode>3): Change VF2H to VF2.
8026 (div<mode>3): New expander for HF mode.
8027 (rsqrt<mode>2): Likewise.
8028 (*avx512fp16_vmrcpv8hf2): New define_insn for rpad pass.
8029 (*avx512fp16_vmrsqrtv8hf2): Likewise.
8031 2021-10-27 Saagar Jha <saagar@saagarjha.com>
8033 * config.gcc: Adjust for Darwin21.
8034 * config/darwin-c.c (macosx_version_as_macro): Likewise.
8035 * config/darwin-driver.c (validate_macosx_version_min):
8037 (darwin_find_version_from_kernel): Likewise.
8039 2021-10-27 Aldy Hernandez <aldyh@redhat.com>
8041 * gimple-range-path.cc
8042 (path_range_query::range_defined_in_block): Call killing_def.
8044 2021-10-27 Aldy Hernandez <aldyh@redhat.com>
8046 * gimple-range-fold.cc (fold_using_range::range_of_range_op): Dump
8047 operands as well as relation.
8048 * gimple-range-path.cc
8049 (path_range_query::compute_ranges_in_block): Compute PHI relations
8050 first. Compute outgoing relations at the end.
8051 (path_range_query::compute_ranges): Remove call to compute_relations.
8052 (path_range_query::compute_relations): Remove.
8053 (path_range_query::maybe_register_phi_relation): New.
8054 (path_range_query::compute_phi_relations): Abstract out
8055 registering one PHI relation to...
8056 (path_range_query::compute_outgoing_relations): ...here.
8057 * gimple-range-path.h (class path_range_query): Remove
8059 Add maybe_register_phi_relation.
8061 2021-10-27 Aldy Hernandez <aldyh@redhat.com>
8062 Andrew MacLeod <amacleod@redhat.com>
8064 * value-relation.cc (path_oracle::killing_def): Kill second
8067 2021-10-27 Martin Jambor <mjambor@suse.cz>
8069 * ipa-cp.c (good_cloning_opportunity_p): Decide whether to use
8070 profile feedback depending on their local availability.
8072 2021-10-27 Martin Jambor <mjambor@suse.cz>
8074 * params.opt (param_ipa_cp_profile_count_base): New parameter.
8075 * doc/invoke.texi (Optimize Options): Add entry for
8076 ipa-cp-profile-count-base.
8077 * ipa-cp.c (max_count): Replace with base_count, replace all
8078 occurrences too, unless otherwise stated.
8079 (ipcp_cloning_candidate_p): identify mostly-directly called
8080 functions based on their counts, not max_count.
8081 (compare_edge_profile_counts): New function.
8082 (ipcp_propagate_stage): Instead of setting max_count, find the
8083 appropriate edge count in a sorted vector of counts of eligible
8084 edges and make it the base_count.
8086 2021-10-27 Martin Jambor <mjambor@suse.cz>
8088 * ipa-cp.c (struct caller_statistics): New fields rec_count_sum,
8089 n_nonrec_calls and itself, document all fields.
8090 (init_caller_stats): Initialize the above new fields.
8091 (gather_caller_stats): Gather self-recursive counts and calls number.
8092 (get_info_about_necessary_edges): Gather counts of self-recursive and
8093 other edges bringing in the requested value separately.
8094 (dump_profile_updates): Rework to dump info about a single node only.
8095 (lenient_count_portion_handling): New function.
8096 (struct gather_other_count_struct): New type.
8097 (gather_count_of_non_rec_edges): New function.
8098 (struct desc_incoming_count_struct): New type.
8099 (analyze_clone_icoming_counts): New function.
8100 (adjust_clone_incoming_counts): Likewise.
8101 (update_counts_for_self_gen_clones): Likewise.
8102 (update_profiling_info): Rewritten.
8103 (update_specialized_profile): Adjust call to dump_profile_updates.
8104 (create_specialized_node): Do not update profiling info.
8105 (decide_about_value): New parameter self_gen_clones, either push new
8106 clones into it or updat their profile counts. For self-recursively
8107 generated values, use a portion of the node count instead of count
8108 from self-recursive edges to estimate goodness.
8109 (decide_whether_version_node): Gather clones for self-generated values
8110 in a new vector, update their profiles at once at the end.
8112 2021-10-27 Richard Biener <rguenther@suse.de>
8114 * tree-vectorizer.c (vect_transform_loops): New function,
8116 (try_vectorize_loop_1): ... here. Simplify as epilogues
8117 are now fully handled in the split part.
8119 2021-10-27 Jakub Jelinek <jakub@redhat.com>
8121 * omp-expand.c (expand_omp_for_init_counts): Handle non-rectangular
8122 iterators with pointer types.
8123 (expand_omp_for_init_vars, extract_omp_for_update_vars): Likewise.
8125 2021-10-26 Martin Sebor <msebor@redhat.com>
8127 PR tree-optimization/102238
8128 PR tree-optimization/102919
8129 * gimple-ssa-sprintf.c (get_string_length): Add an argument.
8130 (array_elt_at_offset): Move to pointer-query.
8131 (set_aggregate_size_and_offset): New function.
8132 (field_at_offset): Move to pointer-query.
8133 (get_origin_and_offset): Rename...
8134 (get_origin_and_offset_r): this. Add an argument. Make aggregate
8135 handling more robust.
8136 (get_origin_and_offset): New.
8137 (alias_offset): Add an argument.
8138 (format_string): Use subobject size determined by get_origin_and_offset.
8139 * pointer-query.cc (field_at_offset): Move from gimple-ssa-sprintf.c.
8140 Improve/correct handling of aggregates.
8141 (array_elt_at_offset): Same.
8142 * pointer-query.h (field_at_offset): Declare.
8143 (array_elt_at_offset): Declare.
8145 2021-10-26 Martin Sebor <msebor@redhat.com>
8147 * builtins.c (check_strncat_sizes): Pass access_data ctor additional
8149 (expand_builtin_memcmp): Move code to gimple-ssa-warn-access.cc.
8150 (expand_builtin_fork_or_exec): Same.
8151 * gimple-array-bounds.cc (array_bounds_checker::check_mem_ref): Pass
8152 compute_objsize additional arguments.
8153 (inbounds_memaccess_p): Same.
8154 (array_bounds_checker::check_array_bounds): Add an assert. Stash
8155 statement in a member.
8156 (check_array_bounds_dom_walker::before_dom_children): Same.
8157 * gimple-array-bounds.h (array_bounds_checker::m_stmt): New member.
8158 * gimple-ssa-sprintf.c (get_destination_size): Add an argument.
8159 (handle_printf_call): Pass a new argument.
8160 * gimple-ssa-warn-access.cc (get_size_range): Add an argument.
8161 (check_access): Add an argument and pass it along to callees.
8162 (check_read_access): Make a member function.
8163 (pass_waccess::check_strcat): Pass access_data ctor additional
8165 (pass_waccess::check_strncat): Same.
8166 (pass_waccess::check_stxcpy): Same.
8167 (pass_waccess::check_stxncpy): Same.
8168 (pass_waccess::check_strncmp): Same.
8169 (pass_waccess::check_read_access): Same.
8170 (pass_waccess::check_builtin): Same.
8171 (pass_waccess::maybe_check_access_sizes): Same.
8172 (pass_waccess::maybe_check_dealloc_call): Same.
8173 * gimple-ssa-warn-access.h (check_read_access): Declare a new
8175 * pointer-query.cc (compute_objsize_r): Add an argument.
8176 (gimple_call_return_array): Same.
8177 (gimple_call_alloc_size): Same.
8178 (access_ref::access_ref): Same.
8179 (access_ref::get_ref): Same.
8180 (pointer_query::get_ref): Same.
8181 (handle_min_max_size): Pass an arguments to callees.
8182 (handle_array_ref): Add an argument.
8183 (handle_mem_ref): Same.
8184 (compute_objsize): Same.
8185 * pointer-query.h (struct access_ref): Adjust signatures.
8186 (struct access_data): Same.
8187 (gimple_call_alloc_size): Add an argument.
8188 (gimple_parm_array_size): Same.
8189 (compute_objsize): Same.
8190 * tree-ssa-strlen.c (strlen_pass::adjust_last_stmt): Pass an additional
8191 argument to compute_objsize.
8192 (strlen_pass::maybe_warn_overflow): Same.
8193 (maybe_diag_stxncpy_trunc): Same.
8195 2021-10-26 Martin Sebor <msebor@redhat.com>
8197 PR middle-end/102453
8198 * gimple-ssa-warn-access.cc (pass_waccess::check_atomic_builtin): New.
8199 (pass_waccess::check_atomic_builtin): Call it.
8201 2021-10-26 Vladimir N. Makarov <vmakarov@redhat.com>
8203 PR rtl-optimization/102842
8204 * lra-constraints.c (match_reload): Ignore out in checking values
8206 (curr_insn_transform): Collect outputs before doing reloads of operands.
8208 2021-10-26 Paul A. Clarke <pc@us.ibm.com>
8211 * config/rs6000/x86intrin.h: Move some included headers to new
8212 headers. Include new immintrin.h instead of those headers.
8213 * config/rs6000/immintrin.h: New.
8214 * config/rs6000/x86gprintrin.h: New.
8215 * config.gcc (powerpc*-*-*): Add new headers to extra_headers.
8217 2021-10-26 Richard Biener <rguenther@suse.de>
8219 * tree-vectorizer.h (vect_create_addr_base_for_vector_ref):
8220 Remove byte_offset parameter.
8221 (vect_create_data_ref_ptr): Likewise.
8222 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
8224 (vect_create_data_ref_ptr): Likewise.
8225 * tree-vect-stmts.c (vectorizable_store): Adjust.
8226 (vectorizable_load): Likewise.
8228 2021-10-26 Richard Biener <rguenther@suse.de>
8230 PR tree-optimization/96109
8231 * tree-vectorizer.h (dr_misalignment): Add optional offset
8233 * tree-vect-data-refs.c (dr_misalignment): Likewise. Remove
8234 offset applied for negative stride accesses.
8235 (vect_enhance_data_refs_alignment): Compute negative stride
8236 access offset and pass it to dr_misalignment.
8237 * tree-vect-stmts.c (get_negative_load_store_type): Pass
8238 negative offset to dr_misalignment.
8239 (get_group_load_store_type): Likewise.
8240 (get_load_store_type): Likewise.
8241 (vectorizable_store): Remove asserts about alignment.
8242 (vectorizable_load): Likewise.
8244 2021-10-26 Kewen Lin <linkw@linux.ibm.com>
8246 PR tree-optimization/102897
8247 * tree-ssa-forwprop.c (simplify_permutation): Remove a wrong assertion.
8249 2021-10-26 Richard Biener <rguenther@suse.de>
8251 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
8252 Take offset in bytes.
8253 (vect_create_data_ref_ptr): Likewise.
8254 * tree-vect-loop-manip.c (get_misalign_in_elems): Multiply
8255 offset by element size.
8256 (vect_create_cond_for_align_checks): Likewise.
8257 * tree-vect-stmts.c (get_negative_load_store_type): Likewise.
8258 (vectorizable_load): Remove duplicate leftover from merge
8261 2021-10-26 Roger Sayle <roger@nextmovesoftware.com>
8263 * config/i386/i386-expand.c (ix86_expand_v1ti_shift): New helper
8264 function to expand V1TI mode logical shifts by integer constants.
8265 (ix86_expand_v1ti_rotate): New helper function to expand V1TI
8266 mode rotations by integer constants.
8267 * config/i386/i386-protos.h (ix86_expand_v1ti_shift,
8268 ix86_expand_v1ti_rotate): Prototype new functions here.
8269 * config/i386/sse.md (ashlv1ti3, lshrv1ti3, rotlv1ti3, rotrv1ti3):
8270 New TARGET_SSE2 expanders to implement V1TI shifts and rotations.
8272 2021-10-26 Aldy Hernandez <aldyh@redhat.com>
8274 * tree-ssa-threadbackward.c (back_threader::maybe_register_path):
8275 Avoid threading circular paths.
8277 2021-10-26 Aldy Hernandez <aldyh@redhat.com>
8279 * tree-ssa-threadbackward.c (back_threader::resolve_phi):
8280 Attempt to resolve all incoming paths to a PHI.
8281 (back_threader::resolve_def): Always return true for PHIs.
8283 2021-10-26 Aldy Hernandez <aldyh@redhat.com>
8285 * tree-ssa-threadbackward.c (back_threader::find_paths_to_names):
8286 Always try to resolve path without looking back.
8287 * tree-ssa-threadupdate.c (dump_jump_thread): Indidicate whether
8288 edge is a back edge.
8290 2021-10-26 Kewen Lin <linkw@linux.ibm.com>
8292 PR tree-optimization/102789
8293 * tree-vect-loop-manip.c (vect_update_inits_of_drs): Do not
8294 update inits of simd_lane_access.
8296 2021-10-25 Andrew MacLeod <amacleod@redhat.com>
8298 * tree-vrp.c (vrp_simplify_cond_using_ranges): Add return type and
8299 move to vr-values.c.
8300 (simplify_casted_conds): Move to vrp_folder class.
8301 (execute_vrp): Call via vrp_folder now.
8302 * vr-values.c (simplify_cond_using_ranges_1): Call simplify_casted_cond.
8303 (simplify_using_ranges::simplify_casted_cond): Relocate from tree-vrp.c.
8304 * vr-values.h (simplify_casted_cond): Add prototype.
8306 2021-10-25 Andrew MacLeod <amacleod@redhat.com>
8308 * tree-vrp.c (rvrp_folder::fold_stmt): If simplification fails, try
8311 2021-10-25 Paul A. Clarke <pc@us.ibm.com>
8313 * config/rs6000/smmintrin.h (_mm_testz_si128): Add "extern" to
8315 (_mm_testc_si128): Likewise.
8316 (_mm_testnzc_si128): Likewise.
8317 (_mm_blend_ps): Likewise.
8318 (_mm_blendv_ps): Likewise.
8319 (_mm_blend_pd): Likewise.
8320 (_mm_blendv_pd): Likewise.
8321 (_mm_ceil_pd): Likewise.
8322 (_mm_ceil_sd): Likewise.
8323 (_mm_ceil_ps): Likewise.
8324 (_mm_ceil_ss): Likewise.
8325 (_mm_floor_pd): Likewise.
8326 (_mm_floor_sd): Likewise.
8327 (_mm_floor_ps): Likewise.
8328 (_mm_floor_ss): Likewise.
8329 (_mm_minpos_epu16): Likewise.
8330 (_mm_mul_epi32): Likewise.
8331 (_mm_cvtepi8_epi16): Likewise.
8332 (_mm_packus_epi32): Likewise.
8333 (_mm_cmpgt_epi64): Likewise.
8335 2021-10-25 Roger Sayle <roger@nextmovesoftware.com>
8337 * simplify-rtx.c (simplify_binary_operation_1) [SS_ASHIFT]: Simplify
8338 shifts of the mode's smin_value and smax_value when the bit count
8339 operand doesn't have side-effects.
8340 [US_ASHIFT]: Likewise, simplify shifts of the mode's umax_value
8341 when the bit count operand doesn't have side-effects.
8342 (simplify_const_binary_operation) [SS_ASHIFT, US_ASHIFT]: Perform
8343 compile-time evaluation of saturating left shifts with constant
8346 2021-10-25 Andrew MacLeod <amacleod@redhat.com>
8348 * gimple-range.cc (gimple_ranger::export_global_ranges): Remove check
8351 2021-10-25 Andrew MacLeod <amacleod@redhat.com>
8353 * flag-types.h (enum ranger_debug): Adjust values.
8354 * params.opt (ranger_debug): Ditto.
8356 2021-10-25 Martin Jambor <mjambor@suse.cz>
8358 PR tree-optimization/102886
8359 * tree-sra.c (totally_scalarize_subtree): Fix the out of
8362 2021-10-25 Andrew Pinski <apinski@marvell.com>
8364 * tree-ssa-dce.c (simple_dce_from_worklist):
8365 Check stmt_unremovable_because_of_non_call_eh_p also
8366 before removing the statement.
8368 2021-10-25 Richard Biener <rguenther@suse.de>
8370 PR tree-optimization/102905
8371 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
8372 Use vect_supportable_dr_alignment again to determine whether
8373 an access is supported when not aligned.
8375 2021-10-25 Kito Cheng <kito.cheng@sifive.com>
8377 * config/riscv/riscv.c (riscv_rtx_costs): Handle cost model
8380 2021-10-25 Jim Wilson <jimw@sifive.com>
8381 Kito Cheng <kito.cheng@sifive.com>
8382 Jia-Wei Chen <jiawei@iscas.ac.cn>
8383 Shi-Hua Liao <shihua@iscas.ac.cn>
8385 * config/riscv/bitmanip.md (shiftm1): New.
8386 (*bset<mode>): Ditto.
8387 (*bset<mode>_mask): Ditto.
8388 (*bset<mode>_1): Ditto.
8389 (*bset<mode>_1_mask): Ditto.
8390 (*bseti<mode>): Ditto.
8391 (*bclr<mode>): Ditto.
8392 (*bclri<mode>): Ditto.
8393 (*binv<mode>): Ditto.
8394 (*binvi<mode>): Ditto.
8395 (*bext<mode>): Ditto.
8397 * config/riscv/predicates.md (splittable_const_int_operand):
8399 (single_bit_mask_operand): New.
8400 (not_single_bit_mask_operand): Ditto.
8401 (const31_operand): Ditto.
8402 (const63_operand): Ditto.
8403 * config/riscv/riscv.c (riscv_build_integer_1): Handle bseti.
8404 (riscv_output_move): Ditto.
8405 (riscv_print_operand): Handle new operand type: T and S.
8406 * config/riscv/riscv.h (SINGLE_BIT_MASK_OPERAND): New.
8408 2021-10-25 Jim Wilson <jimw@sifive.com>
8410 * config/riscv/riscv.c (riscv_build_integer_1): Build integer
8413 2021-10-25 Kito Cheng <kito.cheng@sifive.com>
8415 * config/riscv/riscv.c (riscv_extend_cost): Handle cost model
8417 (riscv_rtx_costs): Ditto.
8419 2021-10-25 Jim Wilson <jimw@sifive.com>
8420 Kito Cheng <kito.cheng@sifive.com>
8421 Jia-Wei Chen <jiawei@iscas.ac.cn>
8423 * config/riscv/bitmanip.md (bitmanip_bitwise): New.
8424 (bitmanip_minmax): New.
8425 (clz_ctz_pcnt): New.
8426 (bitmanip_optab): New.
8427 (bitmanip_insn): New.
8428 (*<optab>_not<mode>): New.
8429 (*xor_not<mode>): New.
8430 (<bitmanip_optab>si2): New.
8431 (*<bitmanip_optab>disi2): New.
8432 (<bitmanip_optab>di2): New.
8433 (*zero_extendhi<GPR:mode>2_bitmanip): New.
8434 (*extend<SHORT:mode><SUPERQI:mode>2_zbb): New.
8435 (*zero_extendhi<GPR:mode>2_zbb): New.
8438 (rotrsi3_sext): New.
8441 (rotlsi3_sext): New.
8442 (bswap<mode>2): New.
8443 (<bitmanip_optab><mode>3): New.
8444 * config/riscv/riscv.md (type): Add rotate.
8445 (zero_extendhi<GPR:mode>2): Change to define_expand pattern.
8446 (*zero_extendhi<GPR:mode>2): New.
8447 (extend<SHORT:mode><SUPERQI:mode>2): Change to define_expand pattern.
8448 (*extend<SHORT:mode><SUPERQI:mode>2): New.
8450 2021-10-25 Kito Cheng <kito.cheng@sifive.com>
8452 * config/riscv/riscv.c (riscv_extend_cost): Handle cost model
8454 (riscv_rtx_costs): Ditto.
8456 2021-10-25 Jim Wilson <jimw@sifive.com>
8457 Kito Cheng <kito.cheng@sifive.com>
8458 Jia-Wei Chen <jiawei@iscas.ac.cn>
8460 * config/riscv/bitmanip.md (*zero_extendsidi2_bitmanip): New.
8465 (riscv_rtx_costs): Ditto.
8466 * config/riscv/riscv.md: Include bitmanip.md
8467 (type): Add bitmanip bype.
8468 (zero_extendsidi2): Change to define_expand pattern.
8469 (*zero_extendsidi2_internal): New.
8470 (zero_extendsidi2_shifted): Disable for ZBA.
8472 2021-10-25 Kito Cheng <kito.cheng@sifive.com>
8474 * common/config/riscv/riscv-common.c (riscv_ext_version_table):
8475 Add zba, zbb, zbc and zbs.
8476 (riscv_ext_flag_table): Ditto.
8477 * config/riscv/riscv-opts.h (MASK_ZBA): New.
8481 (TARGET_ZBA): Ditto.
8482 (TARGET_ZBB): Ditto.
8483 (TARGET_ZBC): Ditto.
8484 (TARGET_ZBS): Ditto.
8485 * config/riscv/riscv.opt (riscv_zb_subext): New.
8487 2021-10-25 liuhongt <hongtao.liu@intel.com>
8490 * match.pd: Simplify (_Float16) sqrtf((float) a) to .SQRT(a)
8491 when direct_internal_fn_supported_p, similar for sqrt/sqrtl.
8493 2021-10-25 Richard Biener <rguenther@suse.de>
8495 PR tree-optimization/102920
8496 * tree-ssa-sccvn.h (expressions_equal_p): Add argument
8497 controlling VN_TOP matching behavior.
8498 * tree-ssa-sccvn.c (expressions_equal_p): Likewise.
8499 (vn_phi_eq): Do not optimistically match VN_TOP.
8501 2021-10-25 konglin1 <lingling.kong@intel.com>
8503 * config/i386/sse.md (fma_<mode>_fadd_fmul): Add new
8504 define_insn_and_split.
8505 (fma_<mode>_fadd_fcmul):Likewise
8506 (fma_<complexopname>_<mode>_fma_zero):Likewise
8508 2021-10-24 John David Anglin <danglin@gcc.gnu.org>
8510 * config/pa/pa-d.c (pa_d_handle_target_float_abi): Don't check
8511 TARGET_DISABLE_FPREGS.
8512 * config/pa/pa.c (fix_range): Use MASK_SOFT_FLOAT instead of
8513 MASK_DISABLE_FPREGS.
8514 (hppa_rtx_costs): Don't check TARGET_DISABLE_FPREGS. Adjust
8515 cost of hardware integer multiplication.
8516 (pa_conditional_register_usage): Don't check TARGET_DISABLE_FPREGS.
8517 * config/pa/pa.h (INT14_OK_STRICT): Likewise.
8518 * config/pa/pa.md: Don't check TARGET_DISABLE_FPREGS. Check
8519 TARGET_SOFT_FLOAT in patterns that use xmpyu instruction.
8520 * config/pa/pa.opt (mdisable-fpregs): Change target mask to
8521 SOFT_FLOAT. Revise comment.
8522 (msoft-float): New option.
8524 2021-10-24 John David Anglin <danglin@gcc.gnu.org>
8526 * config/pa/pa.md: Don't use 'G' constraint in integer move patterns.
8528 2021-10-24 Gerald Pfeifer <gerald@pfeifer.com>
8530 * doc/install.texi (Specific): Remove obsolete details
8531 around GNU/Linux on Itanium.
8532 (Specific): Remove reference to Windows for Itanium.
8534 2021-10-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8536 * config/i386/x86-tune-sched-bd.c (dispatch_group): Commentary
8539 2021-10-23 Jan Hubicka <hubicka@ucw.cz>
8541 * tree-ssa-structalias.c (compute_points_to_sets): Cleanup.
8543 2021-10-23 Roger Sayle <roger@nextmovesoftware.com>
8545 * config/i386/sse.md (<any_logic>v1ti3): New define_insn to
8546 implement V1TImode AND, IOR and XOR on TARGET_SSE2 (and above).
8547 (one_cmplv1ti2): New define expand.
8549 2021-10-22 Eric Gallager <egallager@gcc.gnu.org>
8552 * Makefile.in: Handle dvidir and install-dvi target.
8553 * configure: Regenerate.
8554 * configure.ac: Add install-dvi to target_list.
8556 2021-10-22 Gerald Pfeifer <gerald@pfeifer.com>
8558 * doc/install.texi (Binaries): Convert mingw-w64.org to https.
8561 2021-10-22 Richard Biener <rguenther@suse.de>
8563 PR tree-optimization/102893
8564 * tree-ssa-dce.c (find_obviously_necessary_stmts): Fix the
8565 test for an exit edge.
8567 2021-10-22 Aldy Hernandez <aldyh@redhat.com>
8568 Andrew MacLeod <amacleod@redhat.com>
8570 * gimple-range-path.cc (path_range_query::compute_phi_relations):
8571 Kill any global relations we may know before registering a new
8573 * value-relation.cc (path_oracle::killing_def): New.
8574 * value-relation.h (path_oracle::killing_def): New.
8576 2021-10-22 Richard Biener <rguenther@suse.de>
8579 * tree-ssa-sccvn.c (vn_phi_insert): For undefined SSA args
8581 (vn_phi_lookup): Likewise.
8583 2021-10-21 H.J. Lu <hjl.tools@gmail.com>
8586 * doc/invoke.texi: Document -fcf-protection requires i686 or
8589 2021-10-21 Eric Botcazou <ebotcazou@adacore.com>
8591 PR middle-end/102764
8592 * cfgexpand.c (expand_gimple_basic_block): Robustify latest change.
8594 2021-10-21 Jonathan Wright <jonathan.wright@arm.com>
8596 * config/aarch64/arm_neon.h (__STRUCTN): Delete function
8597 macro and all invocations.
8599 2021-10-21 Andrew MacLeod <amacleod@redhat.com>
8601 * doc/invoke.texi (ranger-debug): Document.
8602 * flag-types.h (enum ranger_debug): New.
8603 (enum evrp_mode): Remove debug values.
8604 * gimple-range-cache.cc (DEBUG_RANGE_CACHE): Use new debug flag.
8605 * gimple-range-gori.cc (gori_compute::gori_compute): Ditto.
8606 * gimple-range.cc (gimple_ranger::gimple_ranger): Ditto.
8607 * gimple-ssa-evrp.c (hybrid_folder::choose_value): Ditto.
8608 (execute_early_vrp): Use evrp-mode directly.
8609 * params.opt (enum evrp_mode): Remove debug values.
8610 (ranger-debug): New.
8611 (ranger-logical-depth): Relocate to be in alphabetical order.
8613 2021-10-21 Andrew MacLeod <amacleod@redhat.com>
8615 * doc/invoke.texi: (vrp1-mode, vrp2-mode): Document.
8616 * flag-types.h: (enum vrp_mode): New.
8617 * params.opt: (vrp1-mode, vrp2-mode): New.
8618 * tree-vrp.c (vrp_pass_num): New.
8619 (pass_vrp::pass_vrp): Set pass number.
8620 (pass_vrp::execute): Choose which VRP mode to execute.
8622 2021-10-21 Andrew MacLeod <amacleod@redhat.com>
8624 * gimple-ssa-evrp.c (class rvrp_folder): Move to tree-vrp.c.
8625 (execute_early_vrp): For ranger only mode, invoke ranger_vrp.
8626 * tree-vrp.c (class rvrp_folder): Relocate here.
8627 (execute_ranger_vrp): New.
8628 * tree-vrp.h (execute_ranger_vrp): Export.
8630 2021-10-21 Martin Liska <mliska@suse.cz>
8634 * opts.c (finish_options): Process flag_var_tracking* options
8635 here as they can be adjusted by optimize attribute.
8636 Process also flag_syntax_only and flag_gtoggle.
8637 * toplev.c (process_options): Remove it here.
8638 * common.opt: Make debug_nonbind_markers_p as PerFunction
8639 attribute as it depends on optimization level.
8641 2021-10-21 Martin Jambor <mjambor@suse.cz>
8643 PR tree-optimization/102505
8644 * tree-sra.c (totally_scalarize_subtree): Check that the
8645 encountered field fits within the acces we would like to put it
8648 2021-10-21 Aldy Hernandez <aldyh@redhat.com>
8650 * tree-ssa-threadbackward.c
8651 (back_threader::maybe_register_path): Remove circular paths check.
8653 2021-10-21 Richard Biener <rguenther@suse.de>
8655 * toplev.c (process_options): Move the initial debug_hooks
8657 (toplev::main): ... before the call of the post_options
8660 2021-10-21 Richard Biener <rguenther@suse.de>
8662 PR tree-optimization/102847
8663 * tree-vect-stmts.c (vect_model_load_cost): Add the scalar
8664 load cost in the prologue for VMAT_INVARIANT.
8666 2021-10-21 Richard Biener <rguenther@suse.de>
8668 PR tree-optimization/102847
8669 * tree-vect-stmts.c (vect_model_load_cost): Explicitely
8670 handle VMAT_INVARIANT as a splat in the prologue.
8672 2021-10-21 Hongyu Wang <hongyu.wang@intel.com>
8675 * config/i386/i386.c (ix86_get_ssemov): Adjust HFmode vector
8676 move to use the same logic as HImode.
8678 2021-10-21 Richard Biener <rguenther@suse.de>
8680 * tree-vect-slp.c (vect_build_slp_tree_1): Remove
8681 superfluous gimple_call_nothrow_p check.
8683 2021-10-21 Andrew Pinski <apinski@marvell.com>
8685 * tree-cfg.c (maybe_remove_writeonly_store): Add dce_ssa_names argument.
8686 Mark the ssa-name of the rhs as one to be removed.
8687 (execute_fixup_cfg): Update call to maybe_remove_writeonly_store.
8688 Call simple_dce_from_worklist at the end to a simple dce.
8690 2021-10-21 Andrew Pinski <apinski@marvell.com>
8692 * tree-cfg.c (maybe_remove_writeonly_store): New function
8693 factored out from ...
8694 (execute_fixup_cfg): Here. Call maybe_remove_writeonly_store.
8696 2021-10-21 Andrew Pinski <apinski@marvell.com>
8698 * tree-cfg.c (execute_fixup_cfg): Remove comment
8699 about standalone pass.
8701 2021-10-21 Andrew Pinski <apinski@marvell.com>
8703 * tree-cfg.c (execute_fixup_cfg): Output when the statement
8704 is removed when it is a write only var.
8706 2021-10-21 Aldy Hernandez <aldyh@redhat.com>
8708 * tree-ssa-threadbackward.c (back_threader::maybe_register_path):
8709 Avoid threading circular paths.
8711 2021-10-20 Alex Coplan <alex.coplan@arm.com>
8713 * calls.c (initialize_argument_information): Remove some dead
8714 code, remove handling for function_arg returning const_int.
8715 * doc/tm.texi: Delete documentation for unused target hooks.
8716 * doc/tm.texi.in: Likewise.
8717 * target.def (load_bounds_for_arg): Delete.
8718 (store_bounds_for_arg): Delete.
8719 (load_returned_bounds): Delete.
8720 (store_returned_bounds): Delete.
8721 * targhooks.c (default_load_bounds_for_arg): Delete.
8722 (default_store_bounds_for_arg): Delete.
8723 (default_load_returned_bounds): Delete.
8724 (default_store_returned_bounds): Delete.
8725 * targhooks.h (default_load_bounds_for_arg): Delete.
8726 (default_store_bounds_for_arg): Delete.
8727 (default_load_returned_bounds): Delete.
8728 (default_store_returned_bounds): Delete.
8730 2021-10-20 Jonathan Wakely <jwakely@redhat.com>
8732 * doc/extend.texi (Basic Asm): Clarify that asm is not an
8734 * doc/invoke.texi (-fno-asm): Fix description for C++.
8736 2021-10-20 Jonathan Wakely <jwakely@redhat.com>
8738 * doc/install.texi: Remove link to old.html
8740 2021-10-20 Tamar Christina <tamar.christina@arm.com>
8742 * config/aarch64/aarch64-simd.md (*aarch64_cmtst_same_<mode>): New.
8744 2021-10-20 Tamar Christina <tamar.christina@arm.com>
8746 * config/aarch64/aarch64-simd.md (*aarch64_narrow_trunc<mode>): New.
8748 2021-10-20 Tamar Christina <tamar.christina@arm.com>
8750 * config/aarch64/aarch64-simd.md (aarch64_simd_ashr<mode>): Add case cmp
8752 * config/aarch64/constraints.md (D1): New.
8754 2021-10-20 Tamar Christina <tamar.christina@arm.com>
8756 * config/aarch64/aarch64-simd.md
8757 (*aarch64_<srn_op>topbits_shuffle<mode>_le): New.
8758 (*aarch64_topbits_shuffle<mode>_le): New.
8759 (*aarch64_<srn_op>topbits_shuffle<mode>_be): New.
8760 (*aarch64_topbits_shuffle<mode>_be): New.
8761 * config/aarch64/predicates.md
8762 (aarch64_simd_shift_imm_vec_exact_top): New.
8764 2021-10-20 Tamar Christina <tamar.christina@arm.com>
8766 * config/aarch64/aarch64-simd.md (*aarch64_<srn_op>shrn<mode>_vect,
8767 *aarch64_<srn_op>shrn<mode>2_vect_le,
8768 *aarch64_<srn_op>shrn<mode>2_vect_be): New.
8769 * config/aarch64/iterators.md (srn_op): New.
8771 2021-10-20 Chung-Lin Tang <cltang@codesourcery.com>
8773 * omp-low.c (omp_copy_decl_2): For !ctx, use record_vars to add new copy
8775 (scan_sharing_clauses): Place copy of OMP_CLAUSE_IN_REDUCTION decl in
8776 ctx->outer instead of ctx.
8778 2021-10-20 Martin Liska <mliska@suse.cz>
8781 2021-10-19 Martin Liska <mliska@suse.cz>
8784 * config/i386/i386-options.c (ix86_valid_target_attribute_inner_p): Strip whitespaces.
8785 * system.h (strip_whilespaces): New function.
8787 2021-10-20 Martin Liska <mliska@suse.cz>
8790 2021-10-19 Martin Liska <mliska@suse.cz>
8793 * config/aarch64/aarch64.c (aarch64_process_one_target_attr):
8796 2021-10-20 Wilco Dijkstra <wdijkstr@arm.com>
8798 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
8799 Change to 8 with -Os, 11 otherwise.
8801 2021-10-20 Wilco Dijkstra <wdijkstr@arm.com>
8803 * config/aarch64/aarch64.c (neoversev1_tunings):
8804 Enable AARCH64_EXTRA_TUNE_CHEAP_SHIFT_EXTEND.
8805 (neoversen2_tunings): Likewise.
8807 2021-10-20 Wilco Dijkstra <wdijkstr@arm.com>
8810 * config/aarch64/aarch64.md (frint_pattern): Update comment.
8811 * config/aarch64/aarch64-simd-builtins.def: Change frintn to roundeven.
8812 * config/aarch64/arm_fp16.h: Change frintn to roundeven.
8813 * config/aarch64/arm_neon.h: Likewise.
8814 * config/aarch64/iterators.md (frint_pattern): Use roundeven for FRINTN.
8816 2021-10-20 Martin Liska <mliska@suse.cz>
8818 * config/arm/arm.c (arm_unwind_emit_sequence): Do not declare
8819 already declared global variable.
8820 (arm_unwind_emit_set): Use out_file as function argument.
8821 (arm_unwind_emit): Likewise.
8822 * config/darwin.c (machopic_output_data_section_indirection): Likewise.
8823 (machopic_output_stub_indirection): Likewise.
8824 (machopic_output_indirection): Likewise.
8825 (machopic_finish): Likewise.
8826 * config/i386/i386.c (ix86_asm_output_function_label): Likewise.
8827 * config/i386/winnt.c (i386_pe_seh_unwind_emit): Likewise.
8828 * config/ia64/ia64.c (process_epilogue): Likewise.
8829 (process_cfa_adjust_cfa): Likewise.
8830 (process_cfa_register): Likewise.
8831 (process_cfa_offset): Likewise.
8832 (ia64_asm_unwind_emit): Likewise.
8833 * config/s390/s390.c (s390_asm_output_function_label): Likewise.
8835 2021-10-20 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
8837 * config/aarch64/aarch64-builtins.c
8838 (aarch64_general_gimple_fold_builtin):
8839 lower vld1 and vst1 variants of the neon builtins
8840 * config/aarch64/aarch64-protos.h:
8841 (aarch64_general_gimple_fold_builtin): Add gsi parameter.
8842 * config/aarch64/aarch64.c (aarch64_general_gimple_fold_builtin):
8845 2021-10-20 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
8847 * match.pd: Generate IFN_TRUNC.
8849 2021-10-20 Richard Biener <rguenther@suse.de>
8851 PR tree-optimization/102853
8852 * tree-data-ref.c (split_constant_offset_1): Bail out
8853 immediately if the expression traps on overflow.
8855 2021-10-20 Aldy Hernandez <aldyh@redhat.com>
8857 * tree-ssa-threadbackward.c (back_threader::~back_threader): Remove.
8859 2021-10-20 Aldy Hernandez <aldyh@redhat.com>
8861 * tree-ssa-threadupdate.c (back_jt_path_registry::adjust_paths_after_duplication):
8862 Remove superflous debugging message.
8863 (back_jt_path_registry::duplicate_thread_path): Same.
8865 2021-10-20 Aldy Hernandez <aldyh@redhat.com>
8867 * tree-ssa-threadbackward.c (back_threader_registry::back_threader_registry):
8869 (back_threader_registry::register_path): Remove m_threaded_paths.
8871 2021-10-20 Aldy Hernandez <aldyh@redhat.com>
8873 PR tree-optimization/102814
8874 * doc/invoke.texi: Document --param=max-fsm-thread-length.
8875 * params.opt: Add --param=max-fsm-thread-length.
8876 * tree-ssa-threadbackward.c
8877 (back_threader_profitability::profitable_path_p): Fail on paths
8878 longer than max-fsm-thread-length.
8880 2021-10-20 Eric Botcazou <ebotcazou@adacore.com>
8882 PR middle-end/102764
8883 * cfgexpand.c (expand_gimple_basic_block): Disregard a final debug
8884 statement to reset the current location for the outgoing edges.
8886 2021-10-20 Aldy Hernandez <aldyh@redhat.com>
8887 Richard Biener <rguenther@suse.de>
8889 * tree-ssa-threadupdate.c (cancel_thread): Dump threading reason
8890 on the same line as the threading cancellation.
8891 (jt_path_registry::cancel_invalid_paths): Avoid rotating loops.
8892 Avoid threading through loop headers where the path remains in the
8895 2021-10-20 Siddhesh Poyarekar <siddhesh@gotplt.org>
8897 * tree-object-size.c (unknown): Make into a function. Adjust
8899 (unknown_object_size): Simplify implementation.
8901 2021-10-20 Hongtao Liu <hongtao.liu@intel.com>
8902 Kewen Lin <linkw@linux.ibm.com>
8904 * doc/sourcebuild.texi (Effective-Target Keywords): Document
8905 vect_slp_v2qi_store, vect_slp_v4qi_store, vect_slp_v8qi_store,
8906 vect_slp_v16qi_store, vect_slp_v2hi_store,
8907 vect_slp_v4hi_store, vect_slp_v2si_store, vect_slp_v4si_store.
8909 2021-10-19 Jonathan Wakely <jwakely@redhat.com>
8911 * doc/extend.texi (Basic PowerPC Built-in Functions): Fix typo.
8913 2021-10-19 Paul A. Clarke <pc@us.ibm.com>
8917 * config/rs6000/emmintrin.h: Guard POWER8 intrinsics.
8918 * config/rs6000/pmmintrin.h: Same.
8919 * config/rs6000/smmintrin.h: Same.
8920 * config/rs6000/tmmintrin.h: Same.
8922 2021-10-19 Paul A. Clarke <pc@us.ibm.com>
8924 * config.gcc (extra_headers): Add nmmintrin.h.
8926 2021-10-19 Richard Biener <rguenther@suse.de>
8928 * tree-vectorizer.h (vect_supportable_dr_alignment): Add
8929 misalignment parameter.
8930 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs):
8931 Do not change DR_MISALIGNMENT in place, instead pass the
8932 adjusted misalignment to vect_supportable_dr_alignment.
8933 (vect_peeling_supportable): Likewise.
8934 (vect_peeling_hash_get_lowest_cost): Adjust.
8935 (vect_enhance_data_refs_alignment): Likewise.
8936 (vect_vfa_access_size): Likewise.
8937 (vect_supportable_dr_alignment): Add misalignment
8938 parameter and simplify.
8939 * tree-vect-stmts.c (get_negative_load_store_type): Adjust.
8940 (get_group_load_store_type): Likewise.
8941 (get_load_store_type): Likewise.
8943 2021-10-19 Clément Chigot <clement.chigot@atos.net>
8945 * config/rs6000/rs6000.c (rs6000_xcoff_file_end): Move
8946 __tls_get_addr reference to .text csect.
8948 2021-10-19 Martin Liska <mliska@suse.cz>
8951 * config/aarch64/aarch64.c (aarch64_process_one_target_attr):
8954 2021-10-19 Richard Biener <rguenther@suse.de>
8956 * tree-vectorizer.h (vect_get_store_cost): Adjust signature.
8957 (vect_get_load_cost): Likewise.
8958 * tree-vect-data-refs.c (vect_get_data_access_cost): Get
8959 alignment support scheme and misalignment as arguments
8961 (vect_get_peeling_costs_all_drs): Compute that info here
8962 and note that we shouldn't need to.
8963 * tree-vect-stmts.c (vect_model_store_cost): Get
8964 alignment support scheme and misalignment as arguments.
8965 (vect_get_store_cost): Likewise.
8966 (vect_model_load_cost): Likewise.
8967 (vect_get_load_cost): Likewise.
8968 (vectorizable_store): Pass down alignment support scheme
8969 and misalignment to costing.
8970 (vectorizable_load): Likewise.
8972 2021-10-19 Richard Biener <rguenther@suse.de>
8974 * tree-vect-stmts.c (get_negative_load_store_type): Add
8975 offset output parameter and initialize it.
8976 (get_group_load_store_type): Likewise.
8977 (get_load_store_type): Likewise.
8978 (vectorizable_store): Use offset as computed by
8979 get_load_store_type.
8980 (vectorizable_load): Likewise.
8982 2021-10-19 Richard Biener <rguenther@suse.de>
8984 PR tree-optimization/102827
8985 * tree-if-conv.c (predicate_statements): Add pe parameter
8986 and use that edge to insert invariant stmts on.
8987 (combine_blocks): Pass through pe.
8988 (tree_if_conversion): Compute the edge to insert invariant
8989 stmts on and pass it along.
8991 2021-10-19 Roger Sayle <roger@nextmovesoftware.com>
8994 * config/bfin/bfin.md (addsubv2hi3, subaddv2hi3, ssaddsubv2hi3,
8995 sssubaddv2hi3): Swap the order of operators in vec_concat.
8997 2021-10-19 Xionghu Luo <luoxhu@linux.ibm.com>
8999 * config/rs6000/altivec.md (*altivec_vmrghb_internal): Delete.
9000 (altivec_vmrghb_direct): New.
9001 (*altivec_vmrghh_internal): Delete.
9002 (altivec_vmrghh_direct): New.
9003 (*altivec_vmrghw_internal): Delete.
9004 (altivec_vmrghw_direct_<mode>): New.
9005 (altivec_vmrghw_direct): Delete.
9006 (*altivec_vmrglb_internal): Delete.
9007 (altivec_vmrglb_direct): New.
9008 (*altivec_vmrglh_internal): Delete.
9009 (altivec_vmrglh_direct): New.
9010 (*altivec_vmrglw_internal): Delete.
9011 (altivec_vmrglw_direct_<mode>): New.
9012 (altivec_vmrglw_direct): Delete.
9013 * config/rs6000/rs6000-p8swap.c (rtx_is_swappable_p): Adjust.
9014 * config/rs6000/rs6000.c (altivec_expand_vec_perm_const):
9016 * config/rs6000/vsx.md (vsx_xxmrghw_<mode>): Adjust.
9017 (vsx_xxmrglw_<mode>): Adjust.
9019 2021-10-19 Aldy Hernandez <aldyh@redhat.com>
9021 * passes.def: Change threading comment before pass_ccp pass.
9023 2021-10-19 Haochen Gui <guihaoc@gcc.gnu.org>
9025 * config/rs6000/rs6000-call.c (altivec_expand_lxvr_builtin):
9026 Modify the expansion for sign extension. All extensions are done
9027 within VSX registers.
9029 2021-10-19 Richard Biener <rguenther@suse.de>
9031 * tree-vect-stmts.c (get_group_load_store_type): Add
9032 misalignment output parameter and initialize it.
9033 (get_group_load_store_type): Likewise.
9034 (vectorizable_store): Remove now redundant queries.
9035 (vectorizable_load): Likewise.
9037 2021-10-19 Richard Biener <rguenther@suse.de>
9039 * tree-vectorizer.h (vect_supportable_dr_alignment): Remove
9040 check_aligned argument.
9041 * tree-vect-data-refs.c (vect_supportable_dr_alignment):
9043 (vect_peeling_hash_insert): Add supportable_if_not_aligned
9044 argument and do not call vect_supportable_dr_alignment here.
9045 (vect_peeling_supportable): Adjust.
9046 (vect_enhance_data_refs_alignment): Compute whether the
9047 access is supported with different alignment here and
9048 pass that down to vect_peeling_hash_insert.
9049 (vect_vfa_access_size): Adjust.
9050 * tree-vect-stmts.c (vect_get_store_cost): Likewise.
9051 (vect_get_load_cost): Likewise.
9052 (get_negative_load_store_type): Likewise.
9053 (get_group_load_store_type): Likewise.
9054 (get_load_store_type): Likewise.
9056 2021-10-19 Martin Liska <mliska@suse.cz>
9059 * config/i386/i386-options.c (ix86_valid_target_attribute_inner_p): Strip whitespaces.
9060 * system.h (strip_whilespaces): New function.
9062 2021-10-19 dianhong xu <dianhong.xu@intel.com>
9064 * config/i386/avx512fp16intrin.h:
9065 (_mm512_set1_pch): New intrinsic.
9066 * config/i386/avx512fp16vlintrin.h:
9067 (_mm256_set1_pch): New intrinsic.
9068 (_mm_set1_pch): Ditto.
9070 2021-10-18 Andrew MacLeod <amacleod@redhat.com>
9072 PR tree-optimization/102796
9073 * gimple-range.cc (gimple_ranger::range_on_edge): Process EH edges
9074 normally. Return get_tree_range for non gimple_range_ssa_p names.
9075 (gimple_ranger::range_of_stmt): Use get_tree_range for non
9076 gimple_range_ssa_p names.
9078 2021-10-18 Uroš Bizjak <ubizjak@gmail.com>
9081 * config/i386/i386.c (ix86_print_operand_address):
9082 Error out for non-address_operand asm operands.
9084 2021-10-18 Richard Biener <rguenther@suse.de>
9086 * tree-vect-data-refs.c (vect_peeling_hash_insert): Do
9087 not auto-convert dr_alignment_support to bool.
9088 (vect_peeling_supportable): Likewise.
9089 (vect_enhance_data_refs_alignment): Likewise.
9090 (vect_supportable_dr_alignment): Commonize read/write case.
9091 * tree-vect-stmts.c (vect_get_store_cost): Use
9092 dr_alignment_support, not int, for the vect_supportable_dr_alignment
9094 (vect_get_load_cost): Likewise.
9096 2021-10-18 Siddhesh Poyarekar <siddhesh@gotplt.org>
9098 * tree-object-size.c (object_sizes_execute): Consolidate LHS
9099 null check and do it early.
9101 2021-10-18 Richard Biener <rguenther@suse.de>
9103 * tree-vect-stmts.c (vectorizable_store): Use the
9104 computed alignment scheme instead of querying
9107 2021-10-18 Richard Biener <rguenther@suse.de>
9109 * tree-vect-stmts.c (vectorizable_store): Do not recompute
9110 alignment scheme already determined by get_load_store_type.
9112 2021-10-18 Aldy Hernandez <aldyh@redhat.com>
9114 * tree-ssa-threadbackward.c (class pass_thread_jumps_full):
9115 Clone corresponding pass.
9117 2021-10-18 Roger Sayle <roger@nextmovesoftware.com>
9119 * combine.c (recog_for_combine): For an unrecognized move/set of
9120 a constant, try force_const_mem to place it in the constant pool.
9121 * cse.c (constant_pool_entries_cost, constant_pool_entries_regcost):
9122 Delete global variables (that are no longer assigned a cost value).
9123 (cse_insn): Simplify logic for deciding whether to place a folded
9124 constant in the constant pool using force_const_mem.
9125 (cse_main): Remove zero initialization of constant_pool_entries_cost
9126 and constant_pool_entries_regcost.
9127 * config/i386/i386.c (ix86_rtx_costs): Make memory accesses
9128 fractionally more expensive, when optimizing for speed.
9130 2021-10-18 Martin Liska <mliska@suse.cz>
9132 PR gcov-profile/102746
9133 PR gcov-profile/102747
9134 * gcov.c (main): Return return_code.
9135 (output_gcov_file): Mark return_code when error happens.
9136 (generate_results): Likewise.
9137 (read_graph_file): Likewise.
9138 (read_count_file): Likewise.
9140 2021-10-18 Roger Sayle <roger@nextmovesoftware.com>
9142 * config/bfin/bfin.md (define_constants): Remove UNSPEC_ONES.
9143 (define_insn "ones"): Replace UNSPEC_ONES with a truncate of
9144 a popcount, allowing compile-time evaluation/simplification.
9145 (popcountsi2, popcounthi2): New expanders using a "ones" insn.
9147 2021-10-18 Richard Biener <rguenther@suse.de>
9149 PR tree-optimization/102788
9150 * tree-vect-patterns.c (vect_init_pattern_stmt): Allow
9152 (vect_pattern_recog_1): Likewise.
9153 (vect_recog_bool_pattern): Continue matching the pattern
9154 even if we do not have a vector type for a conversion
9157 2021-10-18 Roger Sayle <roger@nextmovesoftware.com>
9159 * simplify-rtx.c (simplify_const_unary_operation) [SS_NEG, SS_ABS]:
9160 Evalute SS_NEG and SS_ABS of a constant argument.
9162 2021-10-18 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
9165 * gimple-match-head.c (try_conditional_simplification): Add case for single operand.
9166 * internal-fn.def: Add entry for COND_NEG internal function.
9167 * internal-fn.c (FOR_EACH_CODE_MAPPING): Add entry for
9168 NEGATE_EXPR, COND_NEG mapping.
9169 * optabs.def: Add entry for cond_neg_optab.
9170 * match.pd (UNCOND_UNARY, COND_UNARY): New operator lists.
9171 (vec_cond COND (foo A) B) -> (IFN_COND_FOO COND A B): New pattern.
9172 (vec_cond COND B (foo A)) -> (IFN_COND_FOO ~COND A B): Likewise.
9174 2021-10-18 Aldy Hernandez <aldyh@redhat.com>
9176 * tree-ssa-strlen.c (class strlen_pass): Rename from
9178 (handle_builtin_stxncpy_strncat): Move to strlen_pass.
9179 (handle_assign): Same.
9180 (adjust_last_stmt): Same.
9181 (maybe_warn_overflow): Same.
9182 (handle_builtin_strlen): Same.
9183 (handle_builtin_strchr): Same.
9184 (handle_builtin_strcpy): Same.
9185 (handle_builtin_strncat): Same.
9186 (handle_builtin_stxncpy_strncat): Same.
9187 (handle_builtin_memcpy): Same.
9188 (handle_builtin_strcat): Same.
9189 (handle_alloc_call): Same.
9190 (handle_builtin_memset): Same.
9191 (handle_builtin_memcmp): Same.
9192 (get_len_or_size): Same.
9193 (strxcmp_eqz_result): Same.
9194 (handle_builtin_string_cmp): Same.
9195 (handle_pointer_plus): Same.
9196 (count_nonzero_bytes_addr): Same.
9197 (count_nonzero_bytes): Same.
9198 (handle_store): Same.
9199 (strlen_check_and_optimize_call): Same.
9200 (handle_integral_assign): Same.
9201 (check_and_optimize_stmt): Same.
9202 (printf_strlen_execute): Rename strlen_dom_walker to strlen_pass.
9204 2021-10-18 Richard Biener <rguenther@suse.de>
9206 PR tree-optimization/102798
9207 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
9208 Only copy points-to info to newly generated SSA names.
9210 2021-10-18 Martin Liska <mliska@suse.cz>
9212 * dbgcnt.c (dbg_cnt_process_opt): Remove unused but set variable.
9213 * gcov.c (get_cycles_count): Likewise.
9214 * lto-compress.c (lto_compression_zlib): Likewise.
9215 (lto_uncompression_zlib): Likewise.
9216 * targhooks.c (default_pch_valid_p): Likewise.
9218 2021-10-17 Aldy Hernandez <aldyh@redhat.com>
9220 * tree-pass.h (make_pass_thread_jumps_full): New.
9221 * tree-ssa-threadbackward.c (pass_thread_jumps::gate): Inline.
9222 (try_thread_blocks): Add resolve and speed arguments.
9223 (pass_thread_jumps::execute): Inline.
9224 (do_early_thread_jumps): New.
9225 (do_thread_jumps): New.
9226 (make_pass_thread_jumps): Move.
9227 (pass_early_thread_jumps::gate): Inline.
9228 (pass_early_thread_jumps::execute): Inline.
9229 (class pass_thread_jumps_full): New.
9231 2021-10-16 Piotr Kubaj <pkubaj@FreeBSD.org>
9233 * configure.ac: Treat powerpc64*-*-freebsd* the same as
9234 powerpc64-*-freebsd*.
9235 * configure: Regenerate.
9237 2021-10-16 H.J. Lu <hjl.tools@gmail.com>
9239 * value-query.cc (get_ssa_name_ptr_info_nonnull): Change
9240 set_ptr_nonull to set_ptr_nonnull in comments.
9242 2021-10-16 Jan Hubicka <hubicka@ucw.cz>
9244 PR tree-optimization/102720
9245 * tree-ssa-structalias.c (compute_points_to_sets): Fix producing
9246 of call used and clobbered sets.
9248 2021-10-15 Iain Sandoe <iain@sandoe.co.uk>
9250 * config/darwin.h (LINK_COMMAND_SPEC_A): Update 'r' handling to
9251 skip gomp and itm when r or nodefaultlibs is given.
9252 (DSYMUTIL_SPEC): Do not call dsymutil for '-r' link lines.
9253 Update ordering of exclusions, remove duplicate 'v' addition
9254 (collect2 will add this from the main command line).
9256 2021-10-15 Iain Sandoe <iain@sandoe.co.uk>
9258 * config/darwin-driver.c (darwin_driver_init): Revise comments, handle
9259 filelist and framework options in specs instead of code.
9260 * config/darwin.h (SUBTARGET_DRIVER_SELF_SPECS): Update to handle link
9261 specs that are really driver ones.
9262 (DARWIN_CC1_SPEC): Likewise.
9263 (CPP_SPEC): Likewise.
9264 (SYSROOT_SPEC): Append space.
9265 (LINK_SYSROOT_SPEC): Remove most driver link specs.
9266 (STANDARD_STARTFILE_PREFIX_2): Update link-related specs.
9267 (STARTFILE_SPEC): Likewise.
9268 (ASM_MMACOSX_VERSION_MIN_SPEC): Fix line wrap.
9269 (ASM_SPEC): Update driver-related specs.
9270 (ASM_FINAL_SPEC): Likewise.
9271 * config/darwin.opt: Remove now unused option aliases.
9272 * config/i386/darwin.h (EXTRA_ASM_OPTS): Ensure space after opt.
9273 (ASM_SPEC): Update driver-related specs.
9275 2021-10-15 Roger Sayle <roger@nextmovesoftware.com>
9277 * config/i386/i386.c (ix86_hardreg_mov_ok): For vector modes,
9278 allow standard_sse_constant_p immediate constants.
9280 2021-10-15 Iain Sandoe <iain@sandoe.co.uk>
9282 * config.gcc: Add tm-dwarf2.h to tm_d-file.
9284 2021-10-15 Andrew MacLeod <amacleod@redhat.com>
9286 * gimple-range-fold.h (gimple_range_ssa_p): Don't process names
9287 that occur in abnormal phis.
9288 * gimple-range.cc (gimple_ranger::range_on_edge): Return false for
9289 abnormal and EH edges.
9290 * gimple-ssa-evrp.c (rvrp_folder::value_of_expr): Ditto.
9291 (rvrp_folder::value_on_edge): Ditto.
9292 (rvrp_folder::value_of_stmt): Ditto.
9293 (hybrid_folder::value_of_expr): Ditto for ranger queries.
9294 (hybrid_folder::value_on_edge): Ditto.
9295 (hybrid_folder::value_of_stmt): Ditto.
9296 * value-query.cc (gimple_range_global): Always return a range if
9297 the type is supported.
9299 2021-10-15 John David Anglin <danglin@gcc.gnu.org>
9301 * config/pa/pa.md: Consistently use "rG" constraint for copy
9302 instruction in move patterns.
9304 2021-10-15 Andrew Stubbs <ams@codesourcery.com>
9306 * config/gcn/gcn-hsa.h (S_FIJI): Set unconditionally.
9309 * config/gcn/gcn.c: Hard code SRAM ECC settings for old architectures.
9310 * config/gcn/mkoffload.c (ELFABIVERSION_AMDGPU_HSA): Rename to ...
9311 (ELFABIVERSION_AMDGPU_HSA_V3): ... this.
9312 (ELFABIVERSION_AMDGPU_HSA_V4): New.
9313 (SET_SRAM_ECC_UNSUPPORTED): New.
9314 (copy_early_debug_info): Create elf flags to match the other objects.
9315 (main): Just let the attribute flags pass through.
9317 2021-10-15 Stefan Schulze Frielinghaus <stefansf@linux.ibm.com>
9319 * tree-loop-distribution.c (reduction_var_overflows_first):
9320 Pass the type of reduction_var as first argument as it is also
9321 done for the load type.
9322 (loop_distribution::transform_reduction_loop): Add missing
9323 TREE_TYPE while determining precission of reduction_var.
9325 2021-10-15 Richard Biener <rguenther@suse.de>
9327 * defaults.h (PREFERRED_DEBUGGING_TYPE): Choose DWARF2_DEBUG
9329 * toplev.c (process_options): Warn when STABS debugging is
9330 enabled but not the preferred format.
9331 * config/pa/som.h (PREFERRED_DEBUGGING_TYPE): Define to
9333 * config/pdp11/pdp11.h (PREFERRED_DEBUGGING_TYPE): Likewise.
9335 2021-10-15 Richard Biener <rguenther@suse.de>
9338 * tree-inline.c (copy_bb): Avoid underflowing nargs.
9340 2021-10-15 Hongyu Wang <hongyu.wang@intel.com>
9342 * config/i386/i386-expand.c (ix86_expand_vec_perm): Convert
9343 HFmode input operand to HImode.
9344 (ix86_vectorize_vec_perm_const): Likewise.
9345 * config/i386/sse.md (*avx512bw_permvar_truncv16siv16hi_1_hf):
9347 (*avx512f_permvar_truncv8siv8hi_1_hf):
9350 2021-10-15 Richard Biener <rguenther@suse.de>
9352 PR middle-end/102682
9353 * expmed.c (store_bit_field_1): Ensure a LHS subreg would
9354 not create a paradoxical subreg.
9356 2021-10-15 Hongyu Wang <hongyu.wang@intel.com>
9358 * config/i386/i386-expand.c (ix86_expand_vector_init):
9359 For half_vector concat for HFmode, handle them like HImode.
9361 2021-10-14 Aldy Hernandez <aldyh@redhat.com>
9363 * tree-ssa-threadbackward.c (class back_threader): Add m_resolve.
9364 (back_threader::back_threader): Same.
9365 (back_threader::resolve_phi): Try to solve without looking back if
9367 (back_threader::find_paths_to_names): Same.
9368 (try_thread_blocks): Pass resolve argument to back threader.
9369 (pass_early_thread_jumps::execute): Same.
9371 2021-10-14 Aldy Hernandez <aldyh@redhat.com>
9373 * doc/invoke.texi: Remove max-fsm-thread-length,
9374 max-fsm-thread-paths, and fsm-maximum-phi-arguments.
9376 * tree-ssa-threadbackward.c (back_threader::back_threader): Remove
9378 (back_threader_registry::back_threader_registry): Same.
9379 (back_threader_profitability::profitable_path_p): Remove
9380 param_max_fsm_thread-length.
9381 (back_threader_registry::register_path): Remove
9382 m_max_allowable_paths.
9384 2021-10-14 Aldy Hernandez <aldyh@redhat.com>
9386 * tree-ssa-threadbackward.c (class back_threader): Make m_imports
9388 (back_threader::~back_threader): Do not release m_path.
9390 2021-10-14 Andrew MacLeod <amacleod@redhat.com>
9392 PR tree-optimization/102738
9393 * vr-values.c (simplify_using_ranges::simplify): Handle RSHIFT_EXPR.
9395 2021-10-14 Kwok Cheung Yeung <kcy@codesourcery.com>
9397 * omp-general.c (omp_check_context_selector): Move from c-omp.c.
9398 (omp_mark_declare_variant): Move from c-omp.c.
9399 (omp_context_name_list_prop): Update for Fortran strings.
9400 * omp-general.h (omp_check_context_selector): New prototype.
9401 (omp_mark_declare_variant): New prototype.
9403 2021-10-14 Richard Sandiford <richard.sandiford@arm.com>
9405 * config/rs6000/rs6000.c (rs6000_density_test): Move early
9406 exit test further up the function.
9408 2021-10-14 Richard Sandiford <richard.sandiford@arm.com>
9410 * config/arm/arm.c (arm_add_stmt_cost): Delete.
9411 (TARGET_VECTORIZE_ADD_STMT_COST): Delete.
9413 2021-10-14 Martin Jambor <mjambor@suse.cz>
9415 * doc/invoke.texi (Optimize Options): Add entry for
9416 ipa-cp-recursive-freq-factor.
9418 2021-10-14 Tamar Christina <tamar.christina@arm.com>
9420 * match.pd: New rule.
9422 2021-10-14 Jan Hubicka <hubicka@ucw.cz>
9425 * ipa-modref-tree.h (modref_access_node::update2):
9426 Also check that parm_offset is unchanged.
9427 (modref_ref_node::insert_access): Fix updating of
9430 2021-10-14 Aldy Hernandez <aldyh@redhat.com>
9432 * tree-ssa-threadbackward.c (back_threader::resolve_phi): Add
9435 2021-10-14 Richard Biener <rguenther@suse.de>
9437 PR tree-optimization/102659
9438 * tree-if-conv.c (if_convertible_gimple_assign_stmt_p): Also
9439 rewrite pointer typed undefined overflow operations.
9440 (predicate_statements): Likewise. Make sure to emit invariant
9441 conversions in the preheader.
9442 * tree-vectorizer.c (vect_loop_vectorized_call): Look through
9443 non-empty preheaders.
9444 * tree-data-ref.c (dr_analyze_indices): Strip useless
9445 conversions to the MEM_REF base type.
9447 2021-10-14 Martin Liska <mliska@suse.cz>
9449 * common.opt: Stop using AUTODETECT_VALUE
9450 and use EnabledBy where possible.
9451 * opts.c: Enable OPT_fvar_tracking with optimize >= 1.
9452 * toplev.c (AUTODETECT_VALUE): Remove macro.
9453 (process_options): Simplify by using EnabledBy and
9454 OPT_fvar_tracking. Use OPTION_SET_P macro instead of
9457 2021-10-14 Jonathan Wright <jonathan.wright@arm.com>
9459 * config/aarch64/arm_neon.h (vld1_s8_x3): Use signed type for
9461 (vld1_s32_x3): Likewise.
9463 2021-10-14 Aldy Hernandez <aldyh@redhat.com>
9465 PR tree-optimization/102736
9466 PR tree-optimization/102736
9467 * gimple-range-path.cc (path_range_query::range_on_path_entry):
9468 Assert that the requested range is defined outside the path.
9469 (path_range_query::ssa_range_in_phi): Do not call
9470 range_on_path_entry for SSA names that are defined within the
9473 2021-10-14 Iain Sandoe <iain@sandoe.co.uk>
9475 * config/darwin-driver.c (darwin_find_version_from_kernel):
9476 Quote internal identifiers and avoid contractions in
9478 (darwin_default_min_version): Likewise.
9479 (darwin_driver_init): Likewise.
9481 2021-10-14 Martin Jambor <mjambor@suse.cz>
9483 * params.opt (ipa-cp-recursive-freq-factor): New.
9484 * ipa-cp.c (ipcp_value): Switch to inline initialization. New members
9485 scc_no, self_recursion_generated_level, same_scc and
9486 self_recursion_generated_p.
9487 (ipcp_lattice::add_value): Replaced parameter unlimited with
9488 same_lat_gen_level, usit it determine limit of values and store it to
9490 (ipcp_lattice<valtype>::print): Dump the new fileds.
9491 (allocate_and_init_ipcp_value): Take same_lat_gen_level as a new
9492 parameter and store it to the new value.
9493 (self_recursively_generated_p): Removed.
9494 (propagate_vals_across_arith_jfunc): Use self_recursion_generated_p
9495 instead of self_recursively_generated_p, store self generation level
9497 (value_topo_info<valtype>::add_val): Set scc_no.
9498 (value_topo_info<valtype>::propagate_effects): Multiply frequencies of
9499 recursively feeding values and self generated values by appropriate
9502 2021-10-14 Richard Sandiford <richard.sandiford@arm.com>
9504 * config/aarch64/aarch64.c (aarch64_add_stmt_cost): Remove
9505 redundant test for flag_vect_cost_model.
9507 2021-10-14 Aldy Hernandez <aldyh@redhat.com>
9509 * bitmap.c (debug): New overloaded function for auto_bitmaps.
9510 * bitmap.h (debug): Same.
9512 2021-10-14 Hongyu Wang <hongyu.wang@intel.com>
9514 * config/i386/avx512fp16intrin.h (_mm512_mask_fcmadd_pch):
9515 Adjust builtin call.
9516 (_mm512_mask3_fcmadd_pch): Likewise.
9517 (_mm512_mask_fmadd_pch): Likewise
9518 (_mm512_mask3_fmadd_pch): Likewise
9519 (_mm512_mask_fcmadd_round_pch): Likewise
9520 (_mm512_mask3_fcmadd_round_pch): Likewise
9521 (_mm512_mask_fmadd_round_pch): Likewise
9522 (_mm512_mask3_fmadd_round_pch): Likewise
9523 (_mm_mask_fcmadd_sch): Likewise
9524 (_mm_mask3_fcmadd_sch): Likewise
9525 (_mm_mask_fmadd_sch): Likewise
9526 (_mm_mask3_fmadd_sch): Likewise
9527 (_mm_mask_fcmadd_round_sch): Likewise
9528 (_mm_mask3_fcmadd_round_sch): Likewise
9529 (_mm_mask_fmadd_round_sch): Likewise
9530 (_mm_mask3_fmadd_round_sch): Likewise
9531 (_mm_fcmadd_round_sch): Likewise
9532 * config/i386/avx512fp16vlintrin.h (_mm_mask_fmadd_pch):
9533 Adjust builtin call.
9534 (_mm_mask3_fmadd_pch): Likewise
9535 (_mm256_mask_fmadd_pch): Likewise
9536 (_mm256_mask3_fmadd_pch): Likewise
9537 (_mm_mask_fcmadd_pch): Likewise
9538 (_mm_mask3_fcmadd_pch): Likewise
9539 (_mm256_mask_fcmadd_pch): Likewise
9540 (_mm256_mask3_fcmadd_pch): Likewise
9541 * config/i386/i386-builtin.def: Add mask3 builtin for complex
9542 fma, and adjust mask_builtin to corresponding expander.
9543 * config/i386/i386-expand.c (ix86_expand_round_builtin):
9544 Skip eraseing embedded rounding for expanders that emits
9546 * config/i386/sse.md (complexmove): New mode_attr.
9547 (<avx512>_fmaddc_<mode>_mask1<round_expand_name>): New expander.
9548 (<avx512>_fcmaddc_<mode>_mask1<round_expand_name>): Likewise.
9549 (avx512fp16_fmaddcsh_v8hf_mask1<round_expand_name>): Likewise.
9550 (avx512fp16_fcmaddcsh_v8hf_mask1<round_expand_name>): Likewise.
9551 (avx512fp16_fcmaddcsh_v8hf_mask3<round_expand_name>): Likewise.
9552 (avx512fp16_fmaddcsh_v8hf_mask3<round_expand_name>): Likewise.
9553 * config/i386/subst.md (round_embedded_complex): New subst.
9555 2021-10-14 John David Anglin <danglin@gcc.gnu.org>
9557 * config/pa/pa.md (cbranchsf4): Disable if TARGET_SOFT_FLOAT.
9558 (cbranchdf4): Likewise.
9559 Add missing move patterns for TARGET_SOFT_FLOAT.
9561 2021-10-13 Roger Sayle <roger@nextmovesoftware.com>
9563 * config/i386/i386-expand.c (ix86_expand_vector_move): Use a
9564 pseudo intermediate when moving a SUBREG into a hard register,
9565 by checking ix86_hardreg_mov_ok.
9566 (ix86_expand_vector_extract): Store zero-extended SImode
9567 intermediate in a pseudo, then set target using a SUBREG_PROMOTED
9569 * config/i386/sse.md (mov<VMOVE>_internal): Prevent CSE creating
9570 complex (SUBREG) sets of (vector) hard registers before reload, by
9571 checking ix86_hardreg_mov_ok.
9573 2021-10-13 Indu Bhagat <indu.bhagat@oracle.com>
9575 * ctfc.h (enum ctf_dtu_d_union_enum): Remove redundant comma.
9577 2021-10-13 Indu Bhagat <indu.bhagat@oracle.com>
9579 * dwarf2ctf.c (gen_ctf_array_type): Fix typo in comment.
9581 2021-10-13 Martin Sebor <msebor@redhat.com>
9583 PR middle-end/102630
9584 * pointer-query.cc (compute_objsize_r): Handle named address spaces.
9586 2021-10-13 Iain Sandoe <iain@sandoe.co.uk>
9588 * collect2.c (is_lto_object_file): Release simple-object
9589 resources, close files.
9591 2021-10-13 Andre Vieira <andre.simoesdiasvieira@arm.com>
9593 * config/arm/arm.c (thumb2_legitimate_address_p): Use VALID_MVE_MODE
9594 when checking mve addressing modes.
9595 (mve_vector_mem_operand): Fix the way we handle pre, post and offset
9597 (arm_print_operand): Fix printing of POST_ and PRE_MODIFY.
9598 * config/arm/mve.md: Use mve_memory_operand predicate everywhere where
9599 there is a single Ux constraint.
9601 2021-10-13 John David Anglin <danglin@gcc.gnu.org>
9603 * config/pa/pa.md (muldi3): Add support for inlining 64-bit
9604 multiplication on 32-bit PA 1.1 and 2.0 targets.
9606 2021-10-13 Martin Liska <mliska@suse.cz>
9608 PR gcov-profile/90364
9609 * coverage.c (build_info): Emit checksum to the global variable.
9610 (build_info_type): Add new field for checksum.
9611 (coverage_obj_finish): Pass object_checksum.
9612 (coverage_init): Use 0 as checksum for .gcno files.
9613 * gcov-dump.c (dump_gcov_file): Dump also new checksum field.
9614 * gcov.c (read_graph_file): Read also checksum.
9615 * doc/invoke.texi: Document the behaviour change.
9617 2021-10-13 Richard Biener <rguenther@suse.de>
9619 * gimple-iterator.h (gsi_iterator_update): Add GSI_LAST_NEW_STMT,
9620 start at integer value 2.
9621 * gimple-iterator.c (gsi_insert_seq_nodes_before): Update
9622 the iterator for GSI_LAST_NEW_STMT.
9623 (gsi_insert_seq_nodes_after): Likewise.
9624 * tree-if-conv.c (predicate_statements): Use GSI_LAST_NEW_STMT.
9625 * tree-ssa.c (execute_update_addresses_taken): Correct bogus
9626 arguments to gsi_replace.
9628 2021-10-13 Martin Liska <mliska@suse.cz>
9631 * common.opt: Use EnabledBy instead of detection in
9632 finish_options and process_options.
9633 * opts.c (finish_options): Remove handling of
9634 x_flag_unroll_all_loops.
9635 * toplev.c (process_options): Likewise for flag_web and
9636 flag_rename_registers.
9638 2021-10-13 Richard Biener <rguenther@suse.de>
9640 PR tree-optimization/102659
9641 * tree-if-conv.c (need_to_rewrite_undefined): New flag.
9642 (if_convertible_gimple_assign_stmt_p): Mark the loop for
9643 rewrite when stmts with undefined behavior on integer
9645 (combine_blocks): Predicate also when we need to rewrite stmts.
9646 (predicate_statements): Rewrite affected stmts to something
9647 with well-defined behavior on overflow.
9648 (tree_if_conversion): Initialize need_to_rewrite_undefined.
9650 2021-10-13 Richard Biener <rguenther@suse.de>
9653 * ipa-sra.c (ptr_parm_has_nonarg_uses): Fix volatileness
9656 2021-10-13 Jose E. Marchesi <jose.marchesi@oracle.com>
9658 * dwarf2ctf.c: Fix typo in comment.
9660 2021-10-12 Bill Schmidt <wschmidt@linux.ibm.com>
9663 * config/rs6000/altivec.h (vec_cpsgn): Swap operand order.
9664 * config/rs6000/rs6000-overload.def (VEC_COPYSIGN): Use SKIP to
9665 avoid generating an automatic #define of vec_cpsgn. Use the
9666 correct built-in for V4SFmode that doesn't depend on VSX.
9668 2021-10-12 Uroš Bizjak <ubizjak@gmail.com>
9672 * config/i386/i386.md (*add<mode>_1_slp): Rewrite as
9673 define_insn_and_split pattern. Add alternative 1 and split it
9674 post reload to insert operand 1 into the low part of operand 0.
9675 (*sub<mode>_1_slp): Ditto.
9676 (*and<mode>_1_slp): Ditto.
9677 (*<any_or:code><mode>_1_slp): Ditto.
9678 (*ashl<mode>3_1_slp): Ditto.
9679 (*<any_shiftrt:insn><mode>3_1_slp): Ditto.
9680 (*<any_rotate:insn><mode>3_1_slp): Ditto.
9681 (*neg<mode>_1_slp): New insn_and_split pattern.
9682 (*one_cmpl<mode>_1_slp): Ditto.
9684 2021-10-12 David Edelsohn <dje.gcc@gmail.com>
9686 * doc/install.texi: Update MinGW and mingw-64 Binaries
9689 2021-10-12 Daniel Le Duc Khoi Nguyen <greenrecyclebin@gmail.com>
9691 * doc/extend.texi (Common Variable Attributes): Fix typos in
9692 alloc_size documentation.
9694 2021-10-12 Richard Biener <rguenther@suse.de>
9696 PR tree-optimization/102696
9697 * tree-vect-slp.c (vect_build_slp_tree_2): Properly mark
9698 the tree fatally failed when we reject a BIT_FIELD_REF.
9700 2021-10-12 Richard Biener <rguenther@suse.de>
9702 PR tree-optimization/102572
9703 * tree-vect-stmts.c (vect_build_gather_load_calls): When
9704 gathering the vectorized defs for the mask pass in the
9705 desired mask vector type so invariants will be handled
9708 2021-10-12 Tamar Christina <tamar.christina@arm.com>
9710 * config/aarch64/aarch64-sve.md (*fcm<cmp_op><mode>_bic_combine,
9711 *fcm<cmp_op><mode>_nor_combine, *fcmuo<mode>_bic_combine,
9712 *fcmuo<mode>_nor_combine): New.
9714 2021-10-12 Eric Botcazou <ebotcazou@adacore.com>
9717 * config/sparc/sparc-modes.def (OI): New integer mode.
9719 2021-10-12 Jakub Jelinek <jakub@redhat.com>
9721 * gimple-fold.h (clear_padding_type_may_have_padding_p): Declare.
9722 * gimple-fold.c (clear_padding_type_may_have_padding_p): No longer
9725 2021-10-12 Jakub Jelinek <jakub@redhat.com>
9727 * tree-vectorizer.h (loop_cost_model): New function.
9728 (unlimited_cost_model): Use it.
9729 * tree-vect-loop.c (vect_analyze_loop_costing): Use loop_cost_model
9730 call instead of flag_vect_cost_model.
9731 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9732 (vect_prune_runtime_alias_test_list): Likewise. Also use it instead
9733 of flag_simd_cost_model.
9735 2021-10-12 liuhongt <hongtao.liu@intel.com>
9738 * config/i386/i386-expand.c (emit_reduc_half): Handle
9740 * config/i386/mmx.md (reduc_<code>_scal_v4qi): New expander.
9741 (reduc_plus_scal_v4qi): Ditto.
9743 2021-10-12 Paul A. Clarke <pc@us.ibm.com>
9745 * config/rs6000/smmintrin.h (_mm_cmpeq_epi64, _mm_cmpgt_epi64,
9746 _mm_mullo_epi32, _mm_mul_epi32, _mm_packus_epi32): New.
9747 * config/rs6000/nmmintrin.h: Copy from i386, tweak to suit.
9749 2021-10-12 Paul A. Clarke <pc@us.ibm.com>
9751 * config/rs6000/smmintrin.h (_mm_cvtepi8_epi16, _mm_cvtepi8_epi32,
9752 _mm_cvtepi8_epi64, _mm_cvtepi16_epi32, _mm_cvtepi16_epi64,
9753 _mm_cvtepi32_epi64, _mm_cvtepu8_epi16, _mm_cvtepu8_epi32,
9754 _mm_cvtepu8_epi64, _mm_cvtepu16_epi32, _mm_cvtepu16_epi64,
9755 _mm_cvtepu32_epi64): New.
9757 2021-10-12 Paul A. Clarke <pc@us.ibm.com>
9759 * config/rs6000/smmintrin.h (_mm_test_all_zeros,
9760 _mm_test_all_ones, _mm_test_mix_ones_zeros): Rewrite as macro.
9762 2021-10-12 Paul A. Clarke <pc@us.ibm.com>
9764 * config/rs6000/smmintrin.h (_mm_min_epi8, _mm_min_epu16,
9765 _mm_min_epi32, _mm_min_epu32, _mm_max_epi8, _mm_max_epu16,
9766 _mm_max_epi32, _mm_max_epu32): New.
9768 2021-10-11 Jan Hubicka <hubicka@ucw.cz>
9770 * ipa-modref-tree.h (struct modref_access_node): Revert
9772 (struct modref_ref_node): Likewise.
9774 2021-10-11 Jan Hubicka <hubicka@ucw.cz>
9776 * ipa-modref-tree.h (modref_tree::global_access_p): New member
9779 (implicint_const_eaf_flags,implicit_pure_eaf_flags,
9780 ignore_stores_eaf_flags): Move to ipa-modref.h
9781 (remove_useless_eaf_flags): Remove early exit on NOCLOBBER.
9782 (modref_summary::global_memory_read_p): New member function.
9783 (modref_summary::global_memory_written_p): New member function.
9784 * ipa-modref.h (modref_summary::global_memory_read_p,
9785 modref_summary::global_memory_written_p): Declare.
9786 (implicint_const_eaf_flags,implicit_pure_eaf_flags,
9787 ignore_stores_eaf_flags): move here.
9788 * tree-ssa-structalias.c: Include ipa-modref-tree.h, ipa-modref.h
9790 (handle_rhs_call): Rewrite.
9791 (handle_call_arg): New function.
9792 (determine_global_memory_access): New function.
9793 (handle_const_call): Remove
9794 (handle_pure_call): Remove
9795 (find_func_aliases_for_call): Update use of handle_rhs_call.
9796 (compute_points_to_sets): Handle global memory acccesses
9799 2021-10-11 Diane Meirowitz <diane.meirowitz@oracle.com>
9801 * doc/invoke.texi: Add link to UndefinedBehaviorSanitizer
9802 documentation, mention UBSAN_OPTIONS, similar to what is done
9803 for AddressSanitizer.
9805 2021-10-11 Richard Biener <rguenther@suse.de>
9807 PR middle-end/102683
9808 * internal-fn.c (expand_DEFERRED_INIT): Check for mode
9809 availability before building an integer type for storage
9812 2021-10-11 Richard Biener <rguenther@suse.de>
9814 PR middle-end/101480
9815 * gimple.c (gimple_call_fnspec): Do not mark operator new/delete
9818 2021-10-11 Martin Liska <mliska@suse.cz>
9820 * common.opt: Remove Init(2) for some options.
9821 * toplev.c (process_options): Do not use AUTODETECT_VALUE, but
9822 use rather OPTION_SET_P.
9824 2021-10-11 Martin Liska <mliska@suse.cz>
9826 * common.opt: Remove usage of IRA_REGION_AUTODETECT.
9827 * flag-types.h (enum ira_region): Likewise.
9828 * toplev.c (process_options): Use OPTION_SET_P instead of
9829 IRA_REGION_AUTODETECT.
9831 2021-10-11 Jakub Jelinek <jakub@redhat.com>
9833 * omp-low.c (omp_runtime_api_call): Handle omp_get_max_teams,
9834 omp_[sg]et_teams_thread_limit and omp_set_num_teams.
9836 2021-10-11 Stefan Schulze Frielinghaus <stefansf@linux.ibm.com>
9838 * config/s390/s390-protos.h (s390_rawmemchr): Add prototype.
9839 * config/s390/s390.c (s390_rawmemchr): New function.
9840 * config/s390/s390.md (rawmemchr<SINT:mode>): New expander.
9841 * config/s390/vector.md (@vec_vfees<mode>): Basically a copy of
9842 the pattern vfees<mode> from vx-builtins.md.
9843 * config/s390/vx-builtins.md (*vfees<mode>): Remove.
9845 2021-10-11 Stefan Schulze Frielinghaus <stefansf@linux.ibm.com>
9847 * builtins.c (get_memory_rtx): Change to external linkage.
9848 * builtins.h (get_memory_rtx): Add function prototype.
9849 * doc/md.texi (rawmemchr<mode>): Document.
9850 * internal-fn.c (expand_RAWMEMCHR): Define.
9851 * internal-fn.def (RAWMEMCHR): Add.
9852 * optabs.def (rawmemchr_optab): Add.
9853 * tree-loop-distribution.c (find_single_drs): Change return code
9854 behaviour by also returning true if no single store was found
9856 (loop_distribution::classify_partition): Respect the new return
9857 code behaviour of function find_single_drs.
9858 (loop_distribution::execute): Call new function
9859 transform_reduction_loop in order to replace rawmemchr or strlen
9860 like loops by calls into builtins.
9861 (generate_reduction_builtin_1): New function.
9862 (generate_rawmemchr_builtin): New function.
9863 (generate_strlen_builtin_1): New function.
9864 (generate_strlen_builtin): New function.
9865 (generate_strlen_builtin_using_rawmemchr): New function.
9866 (reduction_var_overflows_first): New function.
9867 (determine_reduction_stmt_1): New function.
9868 (determine_reduction_stmt): New function.
9869 (loop_distribution::transform_reduction_loop): New function.
9871 2021-10-11 Martin Liska <mliska@suse.cz>
9873 * tree.c (cl_option_hasher::hash): Use cl_optimization_hash
9874 and remove legacy hashing code.
9876 2021-10-11 Kito Cheng <kito.cheng@sifive.com>
9879 * builtins.c (maybe_emit_call_builtin___clear_cache): Allow
9880 CONST_INT for BEGIN and END, and use gcc_assert rather than
9883 2021-10-10 Jakub Jelinek <jakub@redhat.com>
9886 * var-tracking.c (add_stores): For cselib_sp_derived_value_p values
9887 use MO_VAL_SET if loc is not sp.
9889 2021-10-10 Andrew Pinski <apinski@marvell.com>
9891 PR tree-optimization/102622
9892 * match.pd: Swap the order of a?pow2cst:0 and a?-1:0 transformations.
9893 Swap the order of a?0:pow2cst and a?0:-1 transformations.
9895 2021-10-09 liuhongt <hongtao.liu@intel.com>
9898 * config/i386/i386-expand.c (ix86_valid_mask_cmp_mode): Handle
9900 (ix86_use_mask_cmp_p): Ditto.
9901 (ix86_expand_sse_movcc): Ditto.
9902 * config/i386/i386.md (setcc_hf_mask): New define_insn.
9903 (movhf_mask): Ditto.
9904 (UNSPEC_MOVCC_MASK): New unspec.
9905 * config/i386/sse.md (UNSPEC_PCMP): Move to i386.md.
9907 2021-10-08 Vladimir N. Makarov <vmakarov@redhat.com>
9909 PR rtl-optimization/102627
9910 * lra-constraints.c (split_reg): Use at least natural mode of hard reg.
9912 2021-10-08 Aldy Hernandez <aldyh@redhat.com>
9914 * gimple-range-cache.cc (non_null_ref::non_null_deref_p): Grow
9917 2021-10-08 Aldy Hernandez <aldyh@redhat.com>
9919 * value-range.cc (irange::debug): New.
9920 * value-range.h (irange::debug): New.
9922 2021-10-08 Richard Sandiford <richard.sandiford@arm.com>
9924 PR tree-optimization/102385
9925 * predict.h (change_edge_frequency): Declare.
9926 * predict.c (change_edge_frequency): New function.
9927 * tree-ssa-loop-manip.h (tree_transform_and_unroll_loop): Remove
9929 (tree_unroll_loop): Likewise.
9930 * gimple-loop-jam.c (tree_loop_unroll_and_jam): Update accordingly.
9931 * tree-predcom.c (pcom_worker::tree_predictive_commoning_loop):
9933 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Likewise.
9934 * tree-ssa-loop-manip.c (tree_unroll_loop): Likewise.
9935 (tree_transform_and_unroll_loop): Likewise. Use single_dom_exit
9936 to retrieve the exit edges. Make all the old profile update code
9937 conditional on !single_loop_p -- the case it was written for --
9938 and use a different approach for the single-loop case.
9940 2021-10-08 Martin Liska <mliska@suse.cz>
9942 * config/alpha/alpha.c (alpha_option_override): Use new macro
9944 * config/arc/arc.c (arc_override_options): Likewise.
9945 * config/arm/arm.c (arm_option_override): Likewise.
9946 * config/bfin/bfin.c (bfin_load_pic_reg): Likewise.
9947 * config/c6x/c6x.c (c6x_option_override): Likewise.
9948 * config/csky/csky.c: Likewise.
9949 * config/darwin.c (darwin_override_options): Likewise.
9950 * config/frv/frv.c (frv_option_override): Likewise.
9951 * config/i386/djgpp.h: Likewise.
9952 * config/i386/i386.c (ix86_stack_protect_guard): Likewise.
9953 (ix86_max_noce_ifcvt_seq_cost): Likewise.
9954 * config/ia64/ia64.c (ia64_option_override): Likewise.
9955 (ia64_override_options_after_change): Likewise.
9956 * config/m32c/m32c.c (m32c_option_override): Likewise.
9957 * config/m32r/m32r.c (m32r_init): Likewise.
9958 * config/m68k/m68k.c (m68k_option_override): Likewise.
9959 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
9960 * config/mips/mips.c (mips_option_override): Likewise.
9961 * config/nios2/nios2.c (nios2_option_override): Likewise.
9962 * config/nvptx/nvptx.c (nvptx_option_override): Likewise.
9963 * config/pa/pa.c (pa_option_override): Likewise.
9964 * config/riscv/riscv.c (riscv_option_override): Likewise.
9965 * config/rs6000/aix71.h: Likewise.
9966 * config/rs6000/aix72.h: Likewise.
9967 * config/rs6000/aix73.h: Likewise.
9968 * config/rs6000/rs6000.c (darwin_rs6000_override_options): Likewise.
9969 (rs6000_override_options_after_change): Likewise.
9970 (rs6000_linux64_override_options): Likewise.
9971 (glibc_supports_ieee_128bit): Likewise.
9972 (rs6000_option_override_internal): Likewise.
9973 (rs6000_file_start): Likewise.
9974 (rs6000_darwin_file_start): Likewise.
9975 * config/rs6000/rtems.h: Likewise.
9976 * config/rs6000/sysv4.h: Likewise.
9977 * config/rs6000/vxworks.h (SUB3TARGET_OVERRIDE_OPTIONS): Likewise.
9978 * config/s390/s390.c (s390_option_override): Likewise.
9979 * config/sh/linux.h: Likewise.
9980 * config/sh/netbsd-elf.h (while): Likewise.
9981 * config/sh/sh.c (sh_option_override): Likewise.
9982 * config/sol2.c (solaris_override_options): Likewise.
9983 * config/sparc/sparc.c (sparc_option_override): Likewise.
9984 * config/tilegx/tilegx.c (tilegx_option_override): Likewise.
9985 * config/visium/visium.c (visium_option_override): Likewise.
9986 * config/vxworks.c (vxworks_override_options): Likewise.
9987 * lto-opts.c (lto_write_options): Likewise.
9988 * omp-expand.c (expand_omp_simd): Likewise.
9989 * omp-general.c (omp_max_vf): Likewise.
9990 * omp-offload.c (oacc_xform_loop): Likewise.
9991 * opts.h (OPTION_SET_P): Likewise.
9992 * targhooks.c (default_max_noce_ifcvt_seq_cost): Likewise.
9993 * toplev.c (process_options): Likewise.
9994 * tree-predcom.c: Likewise.
9995 * tree-sra.c (analyze_all_variable_accesses): Likewise.
9997 2021-10-08 liuhongt <hongtao.liu@intel.com>
10000 * config/i386/i386.c (ix86_optab_supported_p):
10001 Return true for HFmode.
10002 * match.pd: Simplify (_Float16) ceil ((double) x) to
10003 __builtin_ceilf16 (a) when a is _Float16 type and
10004 direct_internal_fn_supported_p.
10006 2021-10-08 liuhongt <hongtao.liu@intel.com>
10009 * config/i386/i386-expand.c (emit_reduc_half): Hanlde V4HImode.
10010 * config/i386/mmx.md (reduc_plus_scal_v4hi): New.
10011 (reduc_<code>_scal_v4hi): New.
10013 2021-10-08 liuhongt <hongtao.liu@intel.com>
10015 * common.opt (ftree-vectorize): Add Var(flag_tree_vectorize).
10016 * doc/invoke.texi (Options That Control Optimization): Update
10018 * opts.c (default_options_table): Enable auto-vectorization at
10019 O2 with very-cheap cost model.
10020 (finish_options): Use cheap cost model for
10021 explicit -ftree{,-loop}-vectorize.
10023 2021-10-07 Indu Bhagat <indu.bhagat@oracle.com>
10025 * ctfc.c (ctfc_delete_container): Free hash table contents.
10027 2021-10-07 Indu Bhagat <indu.bhagat@oracle.com>
10029 * toplev.c (process_options): Do not warn for GNU GIMPLE.
10031 2021-10-07 Siddhesh Poyarekar <siddhesh@gotplt.org>
10033 * tree-object-size.c (addr_object_size,
10034 compute_builtin_object_size): Drop PDECL and POFF arguments.
10035 (addr_object_size): Adjust calls.
10036 * tree-object-size.h (compute_builtin_object_size): Drop PDECL
10037 and POFF arguments.
10039 2021-10-07 Roger Sayle <roger@nextmovesoftware.com>
10041 * rtl.def (SMUL_HIGHPART, UMUL_HIGHPART): New RTX codes for
10042 representing signed and unsigned high-part multiplication resp.
10043 * simplify-rtx.c (simplify_binary_operation_1) [SMUL_HIGHPART,
10044 UMUL_HIGHPART]: Simplify high-part multiplications by zero.
10045 [SS_PLUS, US_PLUS, SS_MINUS, US_MINUS, SS_MULT, US_MULT,
10046 SS_DIV, US_DIV]: Similar simplifications for saturating
10048 (simplify_const_binary_operation) [SS_PLUS, US_PLUS, SS_MINUS,
10049 US_MINUS, SS_MULT, US_MULT, SMUL_HIGHPART, UMUL_HIGHPART]:
10050 Implement compile-time evaluation for constant operands.
10051 * dwarf2out.c (mem_loc_descriptor): Skip SMUL_HIGHPART and
10053 * doc/rtl.texi (smul_highpart, umul_highpart): Document RTX codes.
10054 * doc/md.texi (smul@var{m}3_highpart, umul@var{m3}_highpart):
10055 Mention the new smul_highpart and umul_highpart RTX codes.
10056 * doc/invoke.texi: Silence @xref "compilation" warnings.
10058 2021-10-07 Martin Jambor <mjambor@suse.cz>
10061 * ipa-prop.c (ipa_edge_args_sum_t::duplicate): Also handle the
10062 case when the source reference description corresponds to a
10063 referance taken in a function src->caller is inlined to.
10065 2021-10-07 Jan Hubicka <hubicka@ucw.cz>
10068 * ipa-modref-tree.h (modref_access_node::contains_p): Handle offsets
10070 (modref_access_node::try_merge_with): Add sanity check that there
10071 are no redundant entries in the list.
10073 2021-10-07 Richard Biener <rguenther@suse.de>
10075 PR tree-optimization/102608
10076 * tree-ssa-sccvn.c (visit_stmt): Drop .DEFERRED_INIT to
10079 2021-10-07 Martin Liska <mliska@suse.cz>
10081 * toplev.c (toplev::main): Make
10082 save_opt_decoded_options a pointer type
10083 * toplev.h: Likewise.
10085 2021-10-07 Andrew Stubbs <ams@codesourcery.com>
10087 * config/gcn/gcn-valu.md (gather<mode>_insn_2offsets<exec>): Apply
10088 HAVE_GCN_ASM_GLOBAL_LOAD_FIXED.
10089 (scatter<mode>_insn_2offsets<exec_scatter>): Likewise.
10091 2021-10-07 Andrew Stubbs <ams@codesourcery.com>
10093 * config/gcn/gcn-hsa.h (SRAMOPT): Include the whole option string.
10094 Adjust for new -msram-ecc=any behaviour.
10095 (ASM_SPEC): Adjust -mxnack and -msram-ecc usage.
10096 * config/gcn/gcn.c (output_file_start): Implement -msram-ecc=any.
10097 * config/gcn/mkoffload.c (EF_AMDGPU_XNACK): Rename to ...
10098 (EF_AMDGPU_XNACK_V3): ... this.
10099 (EF_AMDGPU_SRAM_ECC): Rename to ...
10100 (EF_AMDGPU_SRAM_ECC_V3): ... this.
10101 (EF_AMDGPU_FEATURE_XNACK_V4): New.
10102 (EF_AMDGPU_FEATURE_XNACK_UNSUPPORTED_V4): New.
10103 (EF_AMDGPU_FEATURE_XNACK_ANY_V4): New.
10104 (EF_AMDGPU_FEATURE_XNACK_OFF_V4): New.
10105 (EF_AMDGPU_FEATURE_XNACK_ON_V4): New.
10106 (EF_AMDGPU_FEATURE_SRAMECC_V4): New.
10107 (EF_AMDGPU_FEATURE_SRAMECC_UNSUPPORTED_V4): New.
10108 (EF_AMDGPU_FEATURE_SRAMECC_ANY_V4): New.
10109 (EF_AMDGPU_FEATURE_SRAMECC_OFF_V4): New.
10110 (EF_AMDGPU_FEATURE_SRAMECC_ON_V4): New.
10111 (SET_XNACK_ON): New.
10112 (SET_XNACK_OFF): New.
10114 (SET_SRAM_ECC_ON): New.
10115 (SET_SRAM_ECC_ANY): New.
10116 (SET_SRAM_ECC_OFF): New.
10117 (TEST_SRAM_ECC_ANY): New.
10118 (TEST_SRAM_ECC_ON): New.
10119 (main): Implement HSACOv4 and -msram-ecc=any.
10121 2021-10-07 Andrew Stubbs <ams@codesourcery.com>
10123 * config.in: Regenerate.
10124 * config/gcn/gcn-hsa.h (X_FIJI): New macro.
10125 (X_900): New macro.
10126 (X_906): New macro.
10127 (X_908): New macro.
10128 (A_FIJI): Rename to ...
10129 (S_FIJI): ... this.
10130 (A_900): Rename to ...
10132 (A_906): Rename to ...
10134 (A_908): Rename to ...
10136 (SRAMOPT): New macro.
10137 (ASM_SPEC): Adjust xnack option usage.
10138 * config/gcn/gcn.c (output_file_start): Adjust amdgcn_target usage.
10139 * configure: Regenerate.
10140 * configure.ac: Detect LLVM assembler dialect.
10142 2021-10-07 Richard Biener <rguenther@suse.de>
10144 * tree-pretty-print.c (dump_generic_node): Do not elide
10145 printing '&' when dumping with -gimple.
10147 2021-10-06 Andrew MacLeod <amacleod@redhat.com>
10149 * gimple-range-cache.cc (non_null_ref::adjust_range): Call new
10151 * gimple-range-fold.cc (adjust_pointer_diff_expr): Ditto.
10152 (adjust_imagpart_expr): Ditto.
10153 * value-range.cc (irange::irange_intersect): Call new routine if
10154 RHS is a single pair.
10155 (irange::intersect): New wide_int version.
10156 * value-range.h (class irange): New prototype.
10158 2021-10-06 Andrew MacLeod <amacleod@redhat.com>
10160 * gimple-range-edge.cc (gimple_outgoing_range::gimple_outgoing_range):
10161 Add parameter to limit size when recognizing switches.
10162 (gimple_outgoing_range::edge_range_p): Check size limit.
10163 * gimple-range-edge.h (gimple_outgoing_range): Add size field.
10164 * gimple-range-gori.cc (gori_map::calculate_gori): Ignore switches
10165 that exceed the size limit.
10166 (gori_compute::gori_compute): Add initializer.
10167 * params.opt (evrp-switch-limit): New.
10168 * doc/invoke.texi: Update docs.
10170 2021-10-06 Andrew MacLeod <amacleod@redhat.com>
10172 * value-range.h (irange::set_varying): Use TYPE_MIN_VALUE and
10173 TYPE_MAX_VALUE instead of creating new trees when possible.
10175 2021-10-06 Andrew MacLeod <amacleod@redhat.com>
10177 * gimple-range-cache.cc (non_null_ref::adjust_range): Check for
10178 zero and non-zero more efficently.
10180 2021-10-06 Richard Biener <rguenther@suse.de>
10183 * dumpfile.h (TDF_GIMPLE_VAL): New.
10184 (dump_flag): Re-order and adjust TDF_* flags. Make
10185 the enum uint32_t. Use std::underlying_type in the
10186 operator overloads.
10187 (optgroup_flag): Likewise for the operator overloads.
10188 * tree-pretty-print.c (dump_generic_node): Wrap ADDR_EXPR
10189 in _Literal if TDF_GIMPLE_VAL.
10190 * gimple-pretty-print.c (dump_gimple_assign): Add
10191 TDF_GIMPLE_VAL to flags when dumping operands where only
10192 is_gimple_val are allowed.
10193 (dump_gimple_cond): Likewise.
10195 2021-10-06 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
10197 * gimple-isel.cc (gimple_expand_vec_cond_expr): Remove redundant if
10200 2021-10-05 qing zhao <qing.zhao@oracle.com>
10202 PR middle-end/102359
10203 * gimplify.c (gimplify_decl_expr): Not add initialization for an
10204 auto variable when it has been initialized by frontend.
10206 2021-10-05 Aldy Hernandez <aldyh@redhat.com>
10208 * tree-ssa-threadupdate.c (jt_path_registry::cancel_invalid_paths):
10209 Loosen restrictions
10211 2021-10-05 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10213 * common/config/avr/avr-common.c (avr_handle_option): Mark
10214 argument as ATTRIBUTE_UNUSED.
10216 2021-10-05 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10218 * config/lm32/uclinux-elf.h (LINK_GCC_C_SEQUENCE_SPEC):
10219 Undefine before redefinition.
10221 2021-10-05 Richard Biener <rguenther@suse.de>
10223 * toplev.c (no_backend): Remove global var.
10224 (process_options): Pass in no_backend, move post_options
10225 langhook call to toplev::main.
10226 (do_compile): Pass in no_backend, move process_options call
10228 (toplev::run_self_tests): Check no_backend at the caller.
10229 (toplev::main): Call post_options and process_options
10230 split out from do_compile, do self-tests only if
10231 no_backend is initialized.
10233 2021-10-05 Richard Biener <rguenther@suse.de>
10235 * tree-cfg.c (dump_function_to_file): Dump the UID of the
10236 function as part of the name when requested.
10237 * tree-pretty-print.c (dump_function_name): Dump the UID when
10238 requested and the langhook produced the actual name.
10240 2021-10-05 Richard Biener <rguenther@suse.de>
10242 PR middle-end/102587
10243 PR middle-end/102285
10244 * internal-fn.c (expand_DEFERRED_INIT): Fall back to
10245 zero-initialization as last resort, use the constant
10246 size as given by the DEFERRED_INIT argument to build
10249 2021-10-04 Marek Polacek <polacek@redhat.com>
10252 * doc/invoke.texi: Document -Warray-compare.
10254 2021-10-04 Richard Biener <rguenther@suse.de>
10256 * gimplify.c (is_var_need_auto_init): DECL_HARD_REGISTER
10257 variables are not to be initialized.
10259 2021-10-04 Richard Biener <rguenther@suse.de>
10261 * expr.h (non_mem_decl_p): Declare.
10262 (mem_ref_refers_to_non_mem_p): Likewise.
10263 * expr.c (non_mem_decl_p): Export.
10264 (mem_ref_refers_to_non_mem_p): Likewise.
10265 * internal-fn.c (expand_DEFERRED_INIT): Do not expand the LHS
10266 but check the base with mem_ref_refers_to_non_mem_p
10267 and non_mem_decl_p.
10269 2021-10-04 Richard Biener <rguenther@suse.de>
10271 PR tree-optimization/102570
10272 * tree-ssa-sccvn.h (vn_reference_op_struct): Document
10273 we are using clique for the internal function code.
10274 * tree-ssa-sccvn.c (vn_reference_op_eq): Compare the
10275 internal function code.
10276 (print_vn_reference_ops): Print the internal function code.
10277 (vn_reference_op_compute_hash): Hash it.
10278 (copy_reference_ops_from_call): Record it.
10279 (visit_stmt): Remove the restriction around internal function
10281 (fully_constant_vn_reference_p): Use fold_const_call and handle
10282 internal functions.
10283 (vn_reference_eq): Compare call return types.
10284 * tree-ssa-pre.c (create_expression_by_pieces): Handle
10285 generating calls to internal functions.
10286 (compute_avail): Remove the restriction around internal function
10289 2021-10-04 Aldy Hernandez <aldyh@redhat.com>
10291 PR tree-optimization/102560
10292 * gimple-ssa-warn-alloca.c (alloca_call_type): Remove static
10293 marker for invalid_range.
10295 2021-10-04 Richard Biener <rguenther@suse.de>
10297 PR middle-end/102587
10298 * internal-fn.c (expand_DEFERRED_INIT): Guard register
10299 initialization path an avoid initializing VLA registers
10302 2021-10-04 Eric Botcazou <ebotcazou@adacore.com>
10304 * config/rs6000/vxworks.h (TARGET_INIT_LIBFUNCS): Delete.
10306 2021-10-03 Martin Liska <mliska@suse.cz>
10308 * toplev.c (toplev::main): Check opt_index if it is a part
10311 2021-10-02 Aldy Hernandez <aldyh@redhat.com>
10313 PR tree-optimization/102563
10314 * range-op.cc (operator_lshift::op1_range): Do not clobber
10317 2021-10-02 Martin Liska <mliska@suse.cz>
10319 * toplev.c (toplev::main): save_decoded_options[0] is program
10320 name and so it should be skipped.
10322 2021-10-01 Aldy Hernandez <aldyh@redhat.com>
10324 PR tree-optimization/102546
10325 * range-op.cc (operator_lshift::op1_range): Teach range-ops that
10326 X << Y is non-zero implies X is also non-zero.
10328 2021-10-01 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
10330 * config/aarch64/aarch64-cores.def (AARCH64_CORE): New
10332 * config/aarch64/aarch64-tune.md: Regenerate.
10333 * doc/invoke.texi: Update docs.
10335 2021-10-01 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
10337 * config/aarch64/aarch64-cores.def (AARCH64_CORE): New
10339 * config/aarch64/aarch64-tune.md: Regenerate.
10340 * doc/invoke.texi: Update docs.
10342 2021-10-01 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
10344 * config/aarch64/aarch64-cores.def (AARCH64_CORE): New
10346 * config/aarch64/aarch64-tune.md: Regenerate.
10347 * doc/invoke.texi: Update docs.
10349 2021-10-01 Martin Sebor <msebor@redhat.com>
10352 * doc/invoke.texi (-Waddress): Update.
10353 * gengtype.c (write_types): Avoid -Waddress.
10354 * poly-int.h (POLY_SET_COEFF): Avoid using null.
10356 2021-10-01 John David Anglin <danglin@gcc.gnu.org>
10359 * config/pa/pa.c (pa_option_override): Default to dwarf version 4
10362 2021-10-01 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
10364 * config/aarch64/aarch64.h (AARCH64_FL_V9): Update value.
10366 2021-10-01 Aldy Hernandez <aldyh@redhat.com>
10368 * gimple-range-path.cc (path_range_query::compute_ranges): Use
10370 * gimple-range-path.h (class path_range_query): Remove shadowed
10372 (path_range_query::get_path_oracle): New.
10374 2021-10-01 Jakub Jelinek <jakub@redhat.com>
10375 Richard Biener <rguenther@suse.de>
10377 PR sanitizer/102515
10378 * doc/invoke.texi (-fsanitize=integer-divide-by-zero): Remove
10379 INT_MIN / -1 division detection from here ...
10380 (-fsanitize=signed-integer-overflow): ... and add it here.
10382 2021-10-01 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
10384 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): Added
10386 * config/aarch64/aarch64.h (AARCH64_FL_V9): New.
10387 (AARCH64_FL_FOR_ARCH9): New flags for Armv9-A.
10388 (AARCH64_ISA_V9): New ISA flag.
10389 * doc/invoke.texi: Update docs.
10391 2021-10-01 Martin Liska <mliska@suse.cz>
10393 * toplev.c (toplev::main): Save decoded optimization options.
10394 * toplev.h (save_opt_decoded_options): New.
10395 * doc/extend.texi: Be more clear about optimize and target
10398 2021-10-01 Eric Botcazou <ebotcazou@adacore.com>
10400 * explow.c: Include langhooks.h.
10401 (set_stack_check_libfunc): Build a proper function type.
10403 2021-10-01 Eric Botcazou <ebotcazou@adacore.com>
10406 * config/i386/i386.c (legitimate_pic_address_disp_p): For PE-COFF do
10407 not return true for external weak function symbols in medium model.
10409 2021-10-01 Jakub Jelinek <jakub@redhat.com>
10411 * tree.h (OMP_CLAUSE_ORDER_REPRODUCIBLE): Define.
10412 * tree-pretty-print.c (dump_omp_clause) <case OMP_CLAUSE_ORDER>: Print
10413 reproducible: for OMP_CLAUSE_ORDER_REPRODUCIBLE.
10414 * omp-general.c (omp_extract_for_data): If OMP_CLAUSE_ORDER is seen
10415 without OMP_CLAUSE_ORDER_UNCONSTRAINED, overwrite sched_kind to
10416 OMP_CLAUSE_SCHEDULE_STATIC.
10418 2021-10-01 Richard Biener <rguenther@suse.de>
10420 PR middle-end/102518
10421 * tree-inline.c (setup_one_parameter): Avoid substituting
10422 an invariant into contexts where a GIMPLE register is not valid.
10424 2021-09-30 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
10426 * config/arm/arm-cpus.in: Add Cortex-R52+ CPU.
10427 * config/arm/arm-tables.opt: Regenerate.
10428 * config/arm/arm-tune.md: Regenerate.
10429 * doc/invoke.texi: Update docs.
10431 2021-09-30 Uroš Bizjak <ubizjak@gmail.com>
10434 * config/i386/i386.md
10435 (sign_extend:WIDE (any_logic:NARROW (memory, immediate)) splitters):
10438 2021-09-30 Tobias Burnus <tobias@codesourcery.com>
10440 * omp-low.c (omp_runtime_api_call): Add omp_aligned_{,c}alloc and
10441 omp_{c,re}alloc, fix omp_alloc/omp_free.
10443 2021-09-30 Martin Liska <mliska@suse.cz>
10445 * defaults.h (ASM_OUTPUT_ASCII): Do not hide global variable
10446 asm_out_file and stream directly to MYFILE.
10448 2021-09-30 Richard Biener <rguenther@suse.de>
10450 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
10451 Restore and fix condition under which we apply npeel to
10452 the DRs misalignment value.
10454 2021-09-30 Richard Biener <rguenther@suse.de>
10456 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
10457 Fix npeel check for variable amount of peeling.
10459 2021-09-30 Aldy Hernandez <aldyh@redhat.com>
10461 * lto-wrapper.c (run_gcc): Plug snprintf overflow.
10463 2021-09-30 Aldy Hernandez <aldyh@redhat.com>
10465 * gimple-range.cc (gimple_ranger::debug): New.
10466 * gimple-range.h (class gimple_ranger): Add debug.
10468 2021-09-30 Aldy Hernandez <aldyh@redhat.com>
10470 PR middle-end/102519
10471 * tree-vrp.c (hybrid_threader::~hybrid_threader): Free m_query.
10473 2021-09-29 Indu Bhagat <indu.bhagat@oracle.com>
10476 * btfout.c (GTY): Add GTY (()) albeit for cosmetic only purpose.
10477 (btf_finalize): Empty the hash_map btf_var_ids.
10479 2021-09-29 Aldy Hernandez <aldyh@redhat.com>
10481 * tree-vrp.c (thread_through_all_blocks): Return bool.
10482 (execute_vrp_threader): Return TODO_* flags.
10483 (pass_data_vrp_threader): Set todo_flags_finish to 0.
10485 2021-09-29 Aldy Hernandez <aldyh@redhat.com>
10487 * timevar.def (TV_TREE_VRP_THREADER): New.
10488 * tree-vrp.c: Use TV_TREE_VRP_THREADER for VRP threader pass.
10490 2021-09-29 David Faust <david.faust@oracle.com>
10492 * config.gcc (bpf-*-*): Do not overwrite extra_headers.
10494 2021-09-29 Jonathan Wright <jonathan.wright@arm.com>
10496 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_PPU): Define
10497 new type qualifier enum.
10498 (TYPES_TERNOP_SSSU): Likewise.
10499 (TYPES_TERNOP_PPPU): Likewise.
10500 * config/aarch64/aarch64-simd-builtins.def: Define PPU, SSU,
10501 PPPU and SSSU builtin generator macros for qtbl1 and qtbx1
10503 * config/aarch64/arm_neon.h (vqtbl1_p8): Use type-qualified
10504 builtin and remove casts.
10505 (vqtbl1_s8): Likewise.
10506 (vqtbl1q_p8): Likewise.
10507 (vqtbl1q_s8): Likewise.
10508 (vqtbx1_s8): Likewise.
10509 (vqtbx1_p8): Likewise.
10510 (vqtbx1q_s8): Likewise.
10511 (vqtbx1q_p8): Likewise.
10512 (vtbl1_p8): Likewise.
10513 (vtbl2_p8): Likewise.
10514 (vtbx2_p8): Likewise.
10516 2021-09-29 Richard Biener <rguenther@suse.de>
10518 * tree-vect-data-refs.c (vect_dr_misalign_for_aligned_access):
10520 (vect_update_misalignment_for_peel): Use it to update
10521 misaligned to the value necessary for an aligned access.
10522 (vect_get_peeling_costs_all_drs): Likewise.
10523 (vect_enhance_data_refs_alignment): Likewise.
10525 2021-09-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10527 * config/aarch64/aarch64.c (aarch64_expand_cpymem): Count number of
10528 emitted operations and adjust heuristic for code size.
10530 2021-09-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10532 * config/aarch64/aarch64.c (aarch64_expand_setmem): Count number of
10533 emitted operations and adjust heuristic for code size.
10535 2021-09-29 Jakub Jelinek <jakub@redhat.com>
10537 PR middle-end/102504
10538 * gimplify.c (gimplify_scan_omp_clauses): Use omp_check_private even
10539 in OMP_SCOPE clauses, not just on worksharing construct clauses.
10541 2021-09-28 Geng Qi <gengqi@linux.alibaba.com>
10543 * config/riscv/riscv.md (mulv<mode>4): Call gen_smul<mode>3_highpart.
10544 (<u>mulditi3): Call <su>muldi3_highpart.
10545 (<u>muldi3_highpart): Rename to <su>muldi3_highpart.
10546 (<u>mulsidi3): Call <su>mulsi3_highpart.
10547 (<u>mulsi3_highpart): Rename to <su>mulsi3_highpart.
10549 2021-09-28 Iain Sandoe <iain@sandoe.co.uk>
10551 * config/darwin.h (DSYMUTIL_SPEC): Recognize D sources.
10553 2021-09-28 Iain Sandoe <iain@sandoe.co.uk>
10555 * config/rs6000/darwin.h (FIXED_R13): Add for PPC64.
10556 (FIRST_SAVED_GP_REGNO): Save from R13 even when it is one
10559 2021-09-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10561 * config/aarch64/aarch64.h (AARCH64_FL_LS64): Define
10562 (AARCH64_FL_V8_7): Likewise.
10563 (AARCH64_FL_FOR_ARCH8_7): Likewise.
10564 * config/aarch64/aarch64-arches.def (armv8.7-a): Define.
10565 * config/aarch64/aarch64-option-extensions.def (ls64): Define.
10566 * doc/invoke.texi: Document the above.
10568 2021-09-28 Aldy Hernandez <aldyh@redhat.com>
10570 * dbgcnt.c (dbg_cnt_counter): New.
10571 * dbgcnt.h (dbg_cnt_counter): New.
10572 * dumpfile.c (dump_options): Add entry for TDF_THREADING.
10573 * dumpfile.h (enum dump_flag): Add TDF_THREADING.
10574 * gimple-range-path.cc (DEBUG_SOLVER): Use TDF_THREADING.
10575 * tree-ssa-threadupdate.c (dump_jump_thread_path): Dump out
10578 2021-09-28 Aldy Hernandez <aldyh@redhat.com>
10580 * cfgcleanup.c (pass_jump::execute): Check
10581 flag_expensive_optimizations.
10582 (pass_jump_after_combine::gate): Same.
10583 * doc/invoke.texi (-fthread-jumps): Enable for -O1.
10584 * opts.c (default_options_table): Enable -fthread-jumps at -O1.
10585 * tree-ssa-threadupdate.c
10586 (fwd_jt_path_registry::remove_jump_threads_including): Bail unless
10589 2021-09-28 Ilya Leoshkevich <iii@linux.ibm.com>
10591 * tree-ssa-reassoc.c (biased_names): New global.
10592 (propagate_bias_p): New function.
10593 (loop_carried_phi): Remove.
10594 (propagate_rank): Propagate bias along single uses.
10595 (get_rank): Update biased_names when needed.
10597 2021-09-28 Ilya Leoshkevich <iii@linux.ibm.com>
10599 * passes.def (pass_reassoc): Rename parameter to early_p.
10600 * tree-ssa-reassoc.c (reassoc_bias_loop_carried_phi_ranks_p):
10602 (phi_rank): Don't bias loop-carried phi ranks
10603 before vectorization pass.
10604 (execute_reassoc): Add bias_loop_carried_phi_ranks_p parameter.
10605 (pass_reassoc::pass_reassoc): Add bias_loop_carried_phi_ranks_p
10607 (pass_reassoc::set_param): Set bias_loop_carried_phi_ranks_p
10609 (pass_reassoc::execute): Pass bias_loop_carried_phi_ranks_p to
10611 (pass_reassoc::bias_loop_carried_phi_ranks_p): New member.
10613 2021-09-28 Jakub Jelinek <jakub@redhat.com>
10616 * config/i386/i386.c (standard_80387_constant_p): Don't recognize
10617 special 80387 instruction XFmode constants if flag_rounding_math.
10619 2021-09-28 Richard Biener <rguenther@suse.de>
10621 PR tree-optimization/100112
10622 * tree-ssa-sccvn.c (visit_reference_op_load): Record the
10623 referece into the hashtable twice in case last_vuse is
10624 different from the original vuse on the stmt.
10626 2021-09-28 Jakub Jelinek <jakub@redhat.com>
10628 PR middle-end/102492
10629 * gimplify.c (gimplify_adjust_omp_clauses_1): Don't call the
10630 omp_finish_clause langhook on implicitly added OMP_CLAUSE_PRIVATE
10631 clauses on SIMD constructs.
10633 2021-09-28 Aldy Hernandez <aldyh@redhat.com>
10635 PR tree-optimization/102511
10636 * gimple-range-path.cc (path_range_query::range_on_path_entry):
10637 Return VARYING when nothing found.
10639 2021-09-28 Hongyu Wang <hongyu.wang@intel.com>
10642 * config/i386/i386.h (VALID_AVX512FP16_REG_MODE): Add
10644 (VALID_SSE2_REG_VHF_MODE): Add V4HFmode and V2HFmode.
10645 (VALID_MMX_REG_MODE): Add V4HFmode.
10646 (SSE_REG_MODE_P): Replace VALID_AVX512FP16_REG_MODE with
10647 vector mode condition.
10648 * config/i386/i386.c (classify_argument): Parse V4HF/V2HF
10650 (function_arg_32): Add V4HFmode.
10651 (function_arg_advance_32): Likewise.
10652 * config/i386/i386.md (mode): Add V4HF/V2HF.
10653 (MODE_SIZE): Likewise.
10654 * config/i386/mmx.md (MMXMODE): Add V4HF mode.
10655 (V_32): Add V2HF mode.
10656 (VHF_32_64): New mode iterator.
10657 (*mov<mode>_internal): Adjust sse alternatives to support
10659 (*mov<mode>_internal): Adjust sse alternatives to support
10661 (<insn><mode>3): New define_insn for add/sub/mul/div.
10663 2021-09-28 Aldy Hernandez <aldyh@redhat.com>
10665 * tree-ssa-threadbackward.c (pass_thread_jumps::gate): Check
10667 (pass_early_thread_jumps::gate): Same.
10668 * tree-ssa-threadedge.c (jump_threader::thread_outgoing_edges):
10669 Return if !flag_thread_jumps.
10670 * tree-ssa-threadupdate.c
10671 (jt_path_registry::register_jump_thread): Assert that
10672 flag_thread_jumps is true.
10674 2021-09-28 liuhongt <hongtao.liu@intel.com>
10677 (simplify_context::simplify_binary_operation_1): Relax
10678 condition of simplifying (vec_concat:M (vec_select op0
10679 index0)(vec_select op1 index1)) to allow different modes
10680 between op0 and M, but have same inner mode.
10682 2021-09-28 liuhongt <hongtao.liu@intel.com>
10684 * config/i386/i386-expand.c (emit_reduc_half): Handle
10685 V8HF/V16HF/V32HFmode.
10686 * config/i386/sse.md (REDUC_SSE_PLUS_MODE): Add V8HF.
10687 (REDUC_SSE_SMINMAX_MODE): Ditto.
10688 (REDUC_PLUS_MODE): Add V16HF and V32HF.
10689 (REDUC_SMINMAX_MODE): Ditto.
10691 2021-09-27 Aldy Hernandez <aldyh@redhat.com>
10693 * gimple-range-path.cc
10694 (path_range_query::precompute_ranges_in_block): Rename to...
10695 (path_range_query::compute_ranges_in_block): ...this.
10696 (path_range_query::precompute_ranges): Rename to...
10697 (path_range_query::compute_ranges): ...this.
10698 (path_range_query::precompute_relations): Rename to...
10699 (path_range_query::compute_relations): ...this.
10700 (path_range_query::precompute_phi_relations): Rename to...
10701 (path_range_query::compute_phi_relations): ...this.
10702 * gimple-range-path.h: Rename precompute* to compute*.
10703 * tree-ssa-threadbackward.c
10704 (back_threader::find_taken_edge_switch): Same.
10705 (back_threader::find_taken_edge_cond): Same.
10706 * tree-ssa-threadedge.c
10707 (hybrid_jt_simplifier::compute_ranges_from_state): Same.
10708 (hybrid_jt_state::register_equivs_stmt): Inline...
10709 * tree-ssa-threadedge.h: ...here.
10711 2021-09-27 Aldy Hernandez <aldyh@redhat.com>
10713 * tree-vrp.c (lhs_of_dominating_assert): Remove.
10714 (class vrp_jt_state): Remove.
10715 (class vrp_jt_simplifier): Remove.
10716 (vrp_jt_simplifier::simplify): Remove.
10717 (class vrp_jump_threader): Remove.
10718 (vrp_jump_threader::vrp_jump_threader): Remove.
10719 (vrp_jump_threader::~vrp_jump_threader): Remove.
10720 (vrp_jump_threader::before_dom_children): Remove.
10721 (vrp_jump_threader::after_dom_children): Remove.
10723 2021-09-27 Aldy Hernandez <aldyh@redhat.com>
10725 * passes.def (pass_vrp_threader): New.
10726 * tree-pass.h (make_pass_vrp_threader): Add make_pass_vrp_threader.
10727 * tree-ssa-threadedge.c (hybrid_jt_state::register_equivs_stmt): New.
10728 (hybrid_jt_simplifier::hybrid_jt_simplifier): New.
10729 (hybrid_jt_simplifier::simplify): New.
10730 (hybrid_jt_simplifier::compute_ranges_from_state): New.
10731 * tree-ssa-threadedge.h (class hybrid_jt_state): New.
10732 (class hybrid_jt_simplifier): New.
10733 * tree-vrp.c (execute_vrp): Remove ASSERT_EXPR based jump
10735 (class hybrid_threader): New.
10736 (hybrid_threader::hybrid_threader): New.
10737 (hybrid_threader::~hybrid_threader): New.
10738 (hybrid_threader::before_dom_children): New.
10739 (hybrid_threader::after_dom_children): New.
10740 (execute_vrp_threader): New.
10741 (class pass_vrp_threader): New.
10742 (make_pass_vrp_threader): New.
10744 2021-09-27 Martin Liska <mliska@suse.cz>
10746 * output.h (enum section_flag): New.
10747 (SECTION_FORGET): Remove.
10748 (SECTION_ENTSIZE): Make it (1UL << 8) - 1.
10749 (SECTION_STYLE_MASK): Define it based on other enum
10751 * varasm.c (switch_to_section): Remove unused handling of
10754 2021-09-27 Martin Liska <mliska@suse.cz>
10756 * common.opt: Add new variable flag_default_complex_method.
10757 * opts.c (finish_options): Handle flags related to
10758 x_flag_complex_method.
10759 * toplev.c (process_options): Remove option handling related
10760 to flag_complex_method.
10762 2021-09-27 Richard Biener <rguenther@suse.de>
10764 PR middle-end/102450
10765 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid using
10766 type_for_size, instead use int_mode_for_size.
10768 2021-09-27 Andrew Pinski <apinski@marvell.com>
10771 * gimplify.c (gimplify_save_expr): Return early
10772 if the type of val is error_mark_node.
10774 2021-09-27 Aldy Hernandez <aldyh@redhat.com>
10776 * tree-ssanames.c (ssa_name_has_boolean_range): Use
10779 2021-09-27 Aldy Hernandez <aldyh@redhat.com>
10781 * gimple-ssa-evrp-analyze.h (class evrp_range_analyzer): Remove
10782 vrp_visit_cond_stmt.
10783 * tree-ssa-dom.c (cprop_operand): Convert to range_query API.
10784 (cprop_into_stmt): Same.
10785 (dom_opt_dom_walker::optimize_stmt): Same.
10787 2021-09-27 Richard Biener <rguenther@suse.de>
10789 PR tree-optimization/97351
10790 PR tree-optimization/97352
10791 PR tree-optimization/82426
10792 * tree-vectorizer.h (dr_misalignment): Add vector type
10794 (aligned_access_p): Likewise.
10795 (known_alignment_for_access_p): Likewise.
10796 (vect_supportable_dr_alignment): Likewise.
10797 (vect_known_alignment_in_bytes): Likewise. Refactor.
10798 (DR_MISALIGNMENT): Remove.
10799 (vect_update_shared_vectype): Likewise.
10800 * tree-vect-data-refs.c (dr_misalignment): Refactor, handle
10801 a vector type with larger alignment requirement and apply
10802 the negative step adjustment here.
10803 (vect_calculate_target_alignment): Remove.
10804 (vect_compute_data_ref_alignment): Get explicit vector type
10805 argument, do not apply a negative step alignment adjustment
10807 (vect_slp_analyze_node_alignment): Re-analyze alignment
10808 when we re-visit the DR with a bigger desired alignment but
10809 keep more precise results from smaller alignments.
10810 * tree-vect-slp.c (vect_update_shared_vectype): Remove.
10811 (vect_slp_analyze_node_operations_1): Do not update the
10812 shared vector type on stmts.
10813 * tree-vect-stmts.c (vect_analyze_stmt): Push/pop the
10814 vector type of an SLP node to the representative stmt-info.
10815 (vect_transform_stmt): Likewise.
10817 2021-09-27 liuhongt <hongtao.liu@intel.com>
10820 2021-09-09 liuhongt <hongtao.liu@intel.com>
10823 * config/i386/sse.md (reduc_plus_scal_<mode>): Split to ..
10824 (reduc_plus_scal_v4sf): .. this, New define_expand.
10825 (reduc_plus_scal_v2df): .. and this, New define_expand.
10827 2021-09-26 liuhongt <hongtao.liu@intel.com>
10829 * doc/extend.texi (Half-Precision): Remove storage only
10830 description for _Float16 w/o avx512fp16.
10832 2021-09-25 Dimitar Dimitrov <dimitar@dinux.eu>
10834 * config/pru/constraints.md (Rrio): New constraint.
10835 * config/pru/predicates.md (regio_operand): New predicate.
10836 * config/pru/pru-pragma.c (pru_register_pragmas): Register
10837 the __regio_symbol address space.
10838 * config/pru/pru-protos.h (pru_symref2ioregno): Declaration.
10839 * config/pru/pru.c (pru_symref2ioregno): New helper function.
10840 (pru_legitimate_address_p): Remove.
10841 (pru_addr_space_legitimate_address_p): Use the address space
10842 aware hook variant.
10843 (pru_nongeneric_pointer_addrspace): New helper function.
10844 (pru_insert_attributes): New function to validate __regio_symbol
10846 (TARGET_INSERT_ATTRIBUTES): New macro.
10847 (TARGET_LEGITIMATE_ADDRESS_P): Remove.
10848 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): New macro.
10849 * config/pru/pru.h (enum reg_class): Add REGIO_REGS class.
10850 * config/pru/pru.md (*regio_readsi): New pattern to read I/O
10852 (*regio_nozext_writesi): New pattern to write to I/O registers.
10853 (*regio_zext_write_r30<EQS0:mode>): Ditto.
10854 * doc/extend.texi: Document the new PRU Named Address Space.
10856 2021-09-24 Patrick Palka <ppalka@redhat.com>
10860 * real.c (encode_ieee_double): Avoid unwanted sign extension.
10861 (encode_ieee_quad): Likewise.
10863 2021-09-24 Vladimir Makarov <vmakarov@redhat.com>
10865 PR rtl-optimization/102147
10866 * ira-build.c (ira_conflict_vector_profitable_p): Make
10867 profitability calculation independent of host compiler pointer and
10868 IRA_INT_BITS sizes.
10870 2021-09-24 Aldy Hernandez <aldyh@redhat.com>
10872 * gimple-range-path.cc (path_range_query::path_range_query):
10873 Move debugging header...
10874 (path_range_query::precompute_ranges): ...here.
10875 (path_range_query::internal_range_of_expr): Do not call
10876 range_on_path_entry if NAME is defined in the current block.
10878 2021-09-24 Richard Biener <rguenther@suse.de>
10880 * cfghooks.c (verify_flow_info): Verify unallocated BB and
10881 edge flags are not set.
10883 2021-09-24 Aldy Hernandez <aldyh@redhat.com>
10885 * tree-ssa-threadupdate.c (jt_path_registry::cancel_invalid_paths):
10887 (jt_path_registry::register_jump_thread): Call
10888 cancel_invalid_paths.
10889 * tree-ssa-threadupdate.h (class jt_path_registry): Add
10890 cancel_invalid_paths.
10892 2021-09-24 Feng Xue <fxue@os.amperecomputing.com>
10894 PR tree-optimization/102400
10895 * tree-ssa-sccvn.c (vn_reference_insert_pieces): Initialize
10896 result_vdef to zero value.
10898 2021-09-24 Feng Xue <fxue@os.amperecomputing.com>
10900 PR tree-optimization/102451
10901 * tree-ssa-dse.c (delete_dead_or_redundant_call): Record bb of stmt
10904 2021-09-24 Hongyu Wang <hongyu.wang@intel.com>
10906 * config/i386/sse.md (cond_<insn><mode>): Extend to support
10908 (cond_mul<mode>): Likewise.
10909 (cond_div<mode>): Likewise.
10910 (cond_<code><mode>): Likewise.
10911 (cond_fma<mode>): Likewise.
10912 (cond_fms<mode>): Likewise.
10913 (cond_fnma<mode>): Likewise.
10914 (cond_fnms<mode>): Likewise.
10916 2021-09-23 Andrew MacLeod <amacleod@redhat.com>
10918 PR tree-optimization/102463
10919 * gimple-range-fold.cc (fold_using_range::relation_fold_and_or): If
10920 there is no range-ops handler, don't look for a relation.
10922 2021-09-23 Andrew MacLeod <amacleod@redhat.com>
10924 * gimple-range-cache.cc (ranger_cache::ranger_cache): Take
10925 non-executable_edge flag as parameter.
10926 * gimple-range-cache.h (ranger_cache): Adjust prototype.
10927 * gimple-range-gori.cc (gori_compute::gori_compute): Take
10928 non-executable_edge flag as parameter.
10929 (gori_compute::outgoing_edge_range_p): Check new flag.
10930 * gimple-range-gori.h (gori_compute): Adjust prototype.
10931 * gimple-range.cc (gimple_ranger::gimple_ranger): Create new flag.
10932 (gimple_ranger::range_on_edge): Check new flag.
10933 * gimple-range.h (gimple_ranger::non_executable_edge_flag): New.
10934 * gimple-ssa-evrp.c (rvrp_folder): Pass ranger flag to simplifer.
10935 (hybrid_folder::hybrid_folder): Set ranger non-executable flag value.
10936 (hybrid_folder::fold_stmt): Set flag value in the simplifer.
10937 * vr-values.c (simplify_using_ranges::set_and_propagate_unexecutable):
10938 Use not_executable flag if provided inmstead of EDGE_EXECUTABLE.
10939 (simplify_using_ranges::simplify_switch_using_ranges): Clear
10940 EDGE_EXECUTABLE like it originally did.
10941 (simplify_using_ranges::cleanup_edges_and_switches): Clear any
10942 NON_EXECUTABLE flags.
10943 (simplify_using_ranges::simplify_using_ranges): Adjust.
10944 * vr-values.h (class simplify_using_ranges): Adjust.
10945 (simplify_using_ranges::set_range_query): Add non-executable flag param.
10947 2021-09-23 Bill Schmidt <wschmidt@linux.ibm.com>
10950 * config/rs6000/rs6000-call.c (rs6000_aggregate_candidate): Detect
10951 zero-width bit fields and return indicator.
10952 (rs6000_discover_homogeneous_aggregate): Diagnose when the
10953 presence of a zero-width bit field changes parameter passing in
10956 2021-09-23 Aldy Hernandez <aldyh@redhat.com>
10958 * gimple-range-fold.cc (fold_using_range::range_of_phi):
10959 Remove dominator check.
10961 2021-09-23 Aldy Hernandez <aldyh@redhat.com>
10963 * gimple-range-path.cc (path_range_query::precompute_relations):
10964 Hoist edge calculations before using EDGE_SUCC.
10966 2021-09-23 Jonathan Wakely <jwakely@redhat.com>
10968 * configure.ac: Fix --with-multilib-list description.
10969 * configure: Regenerate.
10971 2021-09-23 Richard Biener <rguenther@suse.de>
10973 PR tree-optimization/102448
10974 * tree-vect-data-refs.c (vect_duplicate_ssa_name_ptr_info):
10975 Clear alignment info copied from DR_PTR_INFO.
10977 2021-09-23 Hongyu Wang <hongyu.wang@intel.com>
10979 * config/i386/i386-expand.c (ix86_use_mask_cmp_p): Enable
10981 * config/i386/sse.md (sseintvecmodelower): Add HF vector modes.
10982 (<avx512>_store<mode>_mask): Extend to support HF vector modes.
10983 (vec_cmp<mode><avx512fmaskmodelower>): Likewise.
10984 (vcond_mask_<mode><avx512fmaskmodelower>): Likewise.
10985 (vcond<mode><mode>): New expander.
10986 (vcond<mode><sseintvecmodelower>): Likewise.
10987 (vcond<sseintvecmodelower><mode>): Likewise.
10988 (vcondu<mode><sseintvecmodelower>): Likewise.
10990 2021-09-23 Hongyu Wang <hongyu.wang@intel.com>
10992 * config/i386/sse.md (extend<ssePHmodelower><mode>2):
10994 (extendv4hf<mode>2): Likewise.
10995 (extendv2hfv2df2): Likewise.
10996 (trunc<mode><ssePHmodelower>2): Likewise.
10997 (avx512fp16_vcvt<castmode>2ph_<mode>): Rename to ...
10998 (trunc<mode>v4hf2): ... this, and drop constraints.
10999 (avx512fp16_vcvtpd2ph_v2df): Rename to ...
11000 (truncv2dfv2hf2): ... this, and likewise.
11002 2021-09-23 Hongyu Wang <hongyu.wang@intel.com>
11004 * config/i386/sse.md (float<floatunssuffix><mode><ssePHmodelower>2):
11006 (avx512fp16_vcvt<floatsuffix><sseintconvert>2ph_<mode>):
11008 (float<floatunssuffix><mode>v4hf2): ... this, and drop constraints.
11009 (avx512fp16_vcvt<floatsuffix>qq2ph_v2di): Rename to ...
11010 (float<floatunssuffix>v2div2hf2): ... this, and likewise.
11012 2021-09-23 Hongyu Wang <hongyu.wang@intel.com>
11014 * config/i386/i386.md (fix<fixunssuffix>_trunchf<mode>2): New expander.
11015 (fixuns_trunchfhi2): Likewise.
11016 (*fixuns_trunchfsi2zext): New define_insn.
11017 * config/i386/sse.md (ssePHmodelower): New mode_attr.
11018 (fix<fixunssuffix>_trunc<ssePHmodelower><mode>2):
11019 New expander for same element vector fix_truncate.
11020 (fix<fixunssuffix>_trunc<ssePHmodelower><mode>2):
11021 Likewise for V4HF to V4SI/V4DI fix_truncate.
11022 (fix<fixunssuffix>_truncv2hfv2di2):
11023 Likeise for V2HF to V2DI fix_truncate.
11025 2021-09-23 Hongyu Wang <hongyu.wang@intel.com>
11027 * config/i386/i386.md (<code>hf3): New expander.
11029 2021-09-23 liuhongt <hongtao.liu@intel.com>
11031 * config/i386/sse.md (FMAMODEM): extend to handle FP16.
11032 (VFH_SF_AVX512VL): Extend to handle HFmode.
11033 (VF_SF_AVX512VL): Deleted.
11035 2021-09-23 liuhongt <hongtao.liu@intel.com>
11037 * config/i386/i386.md (rinthf2): New expander.
11038 (nearbyinthf2): New expander.
11040 2021-09-23 Aldy Hernandez <aldyh@redhat.com>
11042 * tree-ssa-dom.c (class dom_jump_threader_simplifier): Rename...
11043 (class dom_jt_state): ...this and provide virtual overrides.
11044 (dom_jt_state::register_equiv): New.
11045 (class dom_jt_simplifier): Rename from
11046 dom_jump_threader_simplifier.
11047 (dom_jump_threader_simplifier::simplify): Rename...
11048 (dom_jt_simplifier::simplify): ...to this.
11049 (pass_dominator::execute): Use dom_jt_simplifier and
11051 * tree-ssa-threadedge.c (jump_threader::jump_threader):
11053 (jt_state::register_equivs_stmt): Abstract out...
11054 (jump_threader::record_temporary_equivalences_from_stmts_at_dest):
11056 (jump_threader::thread_around_empty_blocks): Update state.
11057 (jump_threader::thread_through_normal_block): Same.
11058 (jt_state::jt_state): Remove.
11059 (jt_state::push): Remove pass specific bits. Keep block vector
11061 (jt_state::append_path): New.
11062 (jt_state::pop): Remove pass specific bits.
11063 (jt_state::register_equiv): Same.
11064 (jt_state::record_ranges_from_stmt): Same.
11065 (jt_state::register_equivs_on_edge): Same. Rename...
11066 (jt_state::register_equivs_edge): ...to this.
11067 (jt_state::dump): New.
11068 (jt_state::debug): New.
11069 (jump_threader_simplifier::simplify): Remove.
11070 (jt_state::get_path): New.
11071 * tree-ssa-threadedge.h (class jt_simplifier): Make into a base
11072 class. Expose common functionality as virtual methods.
11073 (class jump_threader_simplifier): Same. Rename...
11074 (class jt_simplifier): ...to this.
11075 * tree-vrp.c (class vrp_jump_threader_simplifier): Rename...
11076 (class vrp_jt_simplifier): ...to this. Provide pass specific
11078 (class vrp_jt_state): New.
11079 (vrp_jump_threader_simplifier::simplify): Rename...
11080 (vrp_jt_simplifier::simplify): ...to this. Inline code from
11081 what used to be the base class.
11082 (vrp_jump_threader::vrp_jump_threader): Use vrp_jt_state and
11085 2021-09-22 Tobias Burnus <tobias@codesourcery.com>
11088 * doc/invoke.texi (-Wno-missing-include-dirs.): Document Fortran
11091 2021-09-22 Roger Sayle <roger@nextmovesoftware.com>
11092 Richard Biener <rguenther@suse.de>
11094 * match.pd (negation simplifications): Implement some negation
11095 folding transformations from fold-const.c's fold_negate_expr.
11096 * tree-ssa-sccvn.c (vn_nary_build_or_lookup_1): Add a SIMPLIFY
11097 argument, to control whether the op should be simplified prior
11098 to looking up/assigning a value number.
11099 (vn_nary_build_or_lookup): Update call to vn_nary_build_or_lookup_1.
11100 (vn_nary_simplify): Likewise.
11101 (visit_nary_op): Likewise, but when constructing a NEGATE_EXPR
11102 now call vn_nary_build_or_lookup_1 disabling simplification.
11104 2021-09-22 Jiufu Guo <guojiufu@linux.ibm.com>
11106 PR tree-optimization/102087
11107 * tree-ssa-loop-niter.c (number_of_iterations_until_wrap):
11108 Update bound/cmp/control for niter.
11110 2021-09-22 Aldy Hernandez <aldyh@redhat.com>
11112 * gimple-range-fold.cc (fold_using_range::range_of_range_op):
11113 Move check for non-empty BB here.
11114 (fur_source::register_outgoing_edges): ...from here.
11116 2021-09-22 Aldy Hernandez <aldyh@redhat.com>
11118 * gimple-range-path.cc (path_range_query::internal_range_of_expr):
11119 Remove call to improve_range_with_equivs.
11120 (path_range_query::improve_range_with_equivs): Remove
11121 * gimple-range-path.h: Remove improve_range_with_equivs.
11123 2021-09-22 dianhong xu <dianhong.xu@intel.com>
11125 * config/i386/avx512fp16intrin.h:
11126 (_mm512_mask_blend_ph): New intrinsic.
11127 (_mm512_permutex2var_ph): Ditto.
11128 (_mm512_permutexvar_ph): Ditto.
11129 * config/i386/avx512fp16vlintrin.h:
11130 (_mm256_mask_blend_ph): New intrinsic.
11131 (_mm256_permutex2var_ph): Ditto.
11132 (_mm256_permutexvar_ph): Ditto.
11133 (_mm_mask_blend_ph): Ditto.
11134 (_mm_permutex2var_ph): Ditto.
11135 (_mm_permutexvar_ph): Ditto.
11137 2021-09-22 dianhong xu <dianhong.xu@intel.com>
11139 * config/i386/avx512fp16intrin.h: Add new intrinsics.
11140 (_mm512_conj_pch): New intrinsic.
11141 (_mm512_mask_conj_pch): Ditto.
11142 (_mm512_maskz_conj_pch): Ditto.
11143 * config/i386/avx512fp16vlintrin.h: Add new intrinsics.
11144 (_mm256_conj_pch): New intrinsic.
11145 (_mm256_mask_conj_pch): Ditto.
11146 (_mm256_maskz_conj_pch): Ditto.
11147 (_mm_conj_pch): Ditto.
11148 (_mm_mask_conj_pch): Ditto.
11149 (_mm_maskz_conj_pch): Ditto.
11151 2021-09-22 dianhong xu <dianhong.xu@intel.com>
11153 * config/i386/avx512fp16intrin.h (_MM512_REDUCE_OP): New macro
11154 (_mm512_reduce_add_ph): New intrinsic.
11155 (_mm512_reduce_mul_ph): Ditto.
11156 (_mm512_reduce_min_ph): Ditto.
11157 (_mm512_reduce_max_ph): Ditto.
11158 * config/i386/avx512fp16vlintrin.h
11159 (_MM256_REDUCE_OP/_MM_REDUCE_OP): New macro.
11160 (_mm256_reduce_add_ph): New intrinsic.
11161 (_mm256_reduce_mul_ph): Ditto.
11162 (_mm256_reduce_min_ph): Ditto.
11163 (_mm256_reduce_max_ph): Ditto.
11164 (_mm_reduce_add_ph): Ditto.
11165 (_mm_reduce_mul_ph): Ditto.
11166 (_mm_reduce_min_ph): Ditto.
11167 (_mm_reduce_max_ph): Ditto.
11169 2021-09-22 dianhong xu <dianhong.xu@intel.com>
11171 * config/i386/avx512fp16intrin.h (__m512h_u, __m256h_u,
11172 __m128h_u): New typedef.
11173 (_mm512_load_ph): New intrinsic.
11174 (_mm256_load_ph): Ditto.
11175 (_mm_load_ph): Ditto.
11176 (_mm512_loadu_ph): Ditto.
11177 (_mm256_loadu_ph): Ditto.
11178 (_mm_loadu_ph): Ditto.
11179 (_mm512_store_ph): Ditto.
11180 (_mm256_store_ph): Ditto.
11181 (_mm_store_ph): Ditto.
11182 (_mm512_storeu_ph): Ditto.
11183 (_mm256_storeu_ph): Ditto.
11184 (_mm_storeu_ph): Ditto.
11185 (_mm512_abs_ph): Ditto.
11186 * config/i386/avx512fp16vlintrin.h
11187 (_mm_abs_ph): Ditto.
11188 (_mm256_abs_ph): Ditto.
11190 2021-09-22 Andreas Krebbel <krebbel@linux.ibm.com>
11192 * config/s390/tpf.md (prologue_tpf, epilogue_tpf): Add cc clobber.
11194 2021-09-22 Andreas Krebbel <krebbel@linux.ibm.com>
11197 * config/s390/s390.c (s390_expand_insv): Emit a normal move if it
11198 is actually a full copy of the source operand into the target.
11199 Don't emit a strict low part move if source and target mode match.
11201 2021-09-22 Jakub Jelinek <jakub@redhat.com>
11203 PR middle-end/102415
11204 * omp-expand.c (expand_omp_single): If region->exit is NULL,
11205 assert region->entry is GIMPLE_OMP_SCOPE region and return.
11207 2021-09-22 Jakub Jelinek <jakub@redhat.com>
11209 * tree.h (OMP_CLAUSE_ALLOCATE_ALIGN): Define.
11210 * tree.c (omp_clause_num_ops): Change number of OMP_CLAUSE_ALLOCATE
11211 arguments from 2 to 3.
11212 * tree-pretty-print.c (dump_omp_clause): Print allocator() around
11213 allocate clause allocator and print align if present.
11214 * omp-low.c (scan_sharing_clauses): Force allocate_map entry even
11215 for omp_default_mem_alloc if align modifier is present. If align
11216 modifier is present, use TREE_LIST to encode both allocator and
11218 (lower_private_allocate, lower_rec_input_clauses, create_task_copyfn):
11219 Handle align modifier on allocator clause if present.
11221 2021-09-22 liuhongt <hongtao.liu@intel.com>
11223 * config/i386/i386.md (define_attr "isa"): Add
11225 (define_attr "enabled"): Correspond fma_or_avx512vl to
11226 TARGET_FMA || TARGET_AVX512VL.
11227 * config/i386/mmx.md (fmav2sf4): Extend to AVX512 fma.
11229 (fnmav2sf4): Ditto.
11230 (fnmsv2sf4): Ditto.
11232 2021-09-22 liuhongt <hongtao.liu@intel.com>
11234 * config/i386/i386.md (cstorehf3): New define_expand.
11236 2021-09-22 liuhongt <hongtao.liu@intel.com>
11238 * config/i386/i386.md (<rounding_insn>hf2): New expander.
11239 (sse4_1_round<mode>2): Extend from MODEF to MODEFH.
11240 * config/i386/sse.md (*sse4_1_round<ssescalarmodesuffix>):
11241 Extend from VF_128 to VFH_128.
11243 2021-09-22 liuhongt <hongtao.liu@intel.com>
11245 * config/i386/i386-features.c (i386-features.c): Handle
11247 * config/i386/i386.md (sqrthf2): New expander.
11248 (*sqrthf2): New define_insn.
11249 * config/i386/sse.md
11250 (*<sse>_vmsqrt<mode>2<mask_scalar_name><round_scalar_name>):
11253 2021-09-22 liuhongt <hongtao.liu@intel.com>
11255 * config/i386/avx512fp16intrin.h (_mm_mask_fcmadd_sch):
11257 (_mm_mask3_fcmadd_sch): Likewise.
11258 (_mm_maskz_fcmadd_sch): Likewise.
11259 (_mm_fcmadd_sch): Likewise.
11260 (_mm_mask_fmadd_sch): Likewise.
11261 (_mm_mask3_fmadd_sch): Likewise.
11262 (_mm_maskz_fmadd_sch): Likewise.
11263 (_mm_fmadd_sch): Likewise.
11264 (_mm_mask_fcmadd_round_sch): Likewise.
11265 (_mm_mask3_fcmadd_round_sch): Likewise.
11266 (_mm_maskz_fcmadd_round_sch): Likewise.
11267 (_mm_fcmadd_round_sch): Likewise.
11268 (_mm_mask_fmadd_round_sch): Likewise.
11269 (_mm_mask3_fmadd_round_sch): Likewise.
11270 (_mm_maskz_fmadd_round_sch): Likewise.
11271 (_mm_fmadd_round_sch): Likewise.
11272 (_mm_fcmul_sch): Likewise.
11273 (_mm_mask_fcmul_sch): Likewise.
11274 (_mm_maskz_fcmul_sch): Likewise.
11275 (_mm_fmul_sch): Likewise.
11276 (_mm_mask_fmul_sch): Likewise.
11277 (_mm_maskz_fmul_sch): Likewise.
11278 (_mm_fcmul_round_sch): Likewise.
11279 (_mm_mask_fcmul_round_sch): Likewise.
11280 (_mm_maskz_fcmul_round_sch): Likewise.
11281 (_mm_fmul_round_sch): Likewise.
11282 (_mm_mask_fmul_round_sch): Likewise.
11283 (_mm_maskz_fmul_round_sch): Likewise.
11284 * config/i386/i386-builtin.def: Add corresponding new builtins.
11285 * config/i386/sse.md
11286 (avx512fp16_fmaddcsh_v8hf_maskz<round_expand_name>): New expander.
11287 (avx512fp16_fcmaddcsh_v8hf_maskz<round_expand_name>): Ditto.
11288 (avx512fp16_fma_<complexopname>sh_v8hf<mask_scalarcz_name><round_scalarcz_name>):
11290 (avx512fp16_<complexopname>sh_v8hf_mask<round_name>): Ditto.
11291 (avx512fp16_<complexopname>sh_v8hf<mask_scalarc_name><round_scalarcz_name>):
11293 * config/i386/subst.md (mask_scalarcz_name): New.
11294 (mask_scalarc_name): Ditto.
11295 (mask_scalarc_operand3): Ditto.
11296 (mask_scalarcz_operand4): Ditto.
11297 (round_scalarcz_name): Ditto.
11298 (round_scalarc_mask_operand3): Ditto.
11299 (round_scalarcz_mask_operand4): Ditto.
11300 (round_scalarc_mask_op3): Ditto.
11301 (round_scalarcz_mask_op4): Ditto.
11302 (round_scalarcz_constraint): Ditto.
11303 (round_scalarcz_nimm_predicate): Ditto.
11304 (mask_scalarcz): Ditto.
11305 (mask_scalarc): Ditto.
11306 (round_scalarcz): Ditto.
11308 2021-09-22 liuhongt <hongtao.liu@intel.com>
11310 * config/i386/avx512fp16intrin.h (_mm512_fcmadd_pch):
11312 (_mm512_mask_fcmadd_pch): Likewise.
11313 (_mm512_mask3_fcmadd_pch): Likewise.
11314 (_mm512_maskz_fcmadd_pch): Likewise.
11315 (_mm512_fmadd_pch): Likewise.
11316 (_mm512_mask_fmadd_pch): Likewise.
11317 (_mm512_mask3_fmadd_pch): Likewise.
11318 (_mm512_maskz_fmadd_pch): Likewise.
11319 (_mm512_fcmadd_round_pch): Likewise.
11320 (_mm512_mask_fcmadd_round_pch): Likewise.
11321 (_mm512_mask3_fcmadd_round_pch): Likewise.
11322 (_mm512_maskz_fcmadd_round_pch): Likewise.
11323 (_mm512_fmadd_round_pch): Likewise.
11324 (_mm512_mask_fmadd_round_pch): Likewise.
11325 (_mm512_mask3_fmadd_round_pch): Likewise.
11326 (_mm512_maskz_fmadd_round_pch): Likewise.
11327 (_mm512_fcmul_pch): Likewise.
11328 (_mm512_mask_fcmul_pch): Likewise.
11329 (_mm512_maskz_fcmul_pch): Likewise.
11330 (_mm512_fmul_pch): Likewise.
11331 (_mm512_mask_fmul_pch): Likewise.
11332 (_mm512_maskz_fmul_pch): Likewise.
11333 (_mm512_fcmul_round_pch): Likewise.
11334 (_mm512_mask_fcmul_round_pch): Likewise.
11335 (_mm512_maskz_fcmul_round_pch): Likewise.
11336 (_mm512_fmul_round_pch): Likewise.
11337 (_mm512_mask_fmul_round_pch): Likewise.
11338 (_mm512_maskz_fmul_round_pch): Likewise.
11339 * config/i386/avx512fp16vlintrin.h (_mm_fmadd_pch):
11341 (_mm_mask_fmadd_pch): Likewise.
11342 (_mm_mask3_fmadd_pch): Likewise.
11343 (_mm_maskz_fmadd_pch): Likewise.
11344 (_mm256_fmadd_pch): Likewise.
11345 (_mm256_mask_fmadd_pch): Likewise.
11346 (_mm256_mask3_fmadd_pch): Likewise.
11347 (_mm256_maskz_fmadd_pch): Likewise.
11348 (_mm_fcmadd_pch): Likewise.
11349 (_mm_mask_fcmadd_pch): Likewise.
11350 (_mm_mask3_fcmadd_pch): Likewise.
11351 (_mm_maskz_fcmadd_pch): Likewise.
11352 (_mm256_fcmadd_pch): Likewise.
11353 (_mm256_mask_fcmadd_pch): Likewise.
11354 (_mm256_mask3_fcmadd_pch): Likewise.
11355 (_mm256_maskz_fcmadd_pch): Likewise.
11356 (_mm_fmul_pch): Likewise.
11357 (_mm_mask_fmul_pch): Likewise.
11358 (_mm_maskz_fmul_pch): Likewise.
11359 (_mm256_fmul_pch): Likewise.
11360 (_mm256_mask_fmul_pch): Likewise.
11361 (_mm256_maskz_fmul_pch): Likewise.
11362 (_mm_fcmul_pch): Likewise.
11363 (_mm_mask_fcmul_pch): Likewise.
11364 (_mm_maskz_fcmul_pch): Likewise.
11365 (_mm256_fcmul_pch): Likewise.
11366 (_mm256_mask_fcmul_pch): Likewise.
11367 (_mm256_maskz_fcmul_pch): Likewise.
11368 * config/i386/i386-builtin-types.def (V8HF_FTYPE_V8HF_V8HF_V8HF,
11369 V8HF_FTYPE_V16HF_V16HF_V16HF, V16HF_FTYPE_V16HF_V16HF_V16HF_UQI,
11370 V32HF_FTYPE_V32HF_V32HF_V32HF_INT,
11371 V32HF_FTYPE_V32HF_V32HF_V32HF_UHI_INT): Add new builtin types.
11372 * config/i386/i386-builtin.def: Add new builtins.
11373 * config/i386/i386-expand.c: Handle new builtin types.
11374 * config/i386/subst.md (SUBST_CV): New.
11375 (maskc_name): Ditto.
11376 (maskc_operand3): Ditto.
11378 (sdc_maskz_name): Ditto.
11379 (sdc_mask_op4): Ditto.
11380 (sdc_mask_op5): Ditto.
11381 (sdc_mask_mode512bit_condition): Ditto.
11383 (round_maskc_operand3): Ditto.
11384 (round_sdc_mask_operand4): Ditto.
11385 (round_maskc_op3): Ditto.
11386 (round_sdc_mask_op4): Ditto.
11387 (round_saeonly_sdc_mask_operand5): Ditto.
11388 * config/i386/sse.md (unspec): Add complex fma unspecs.
11389 (avx512fmaskcmode): New.
11390 (UNSPEC_COMPLEX_F_C_MA): Ditto.
11391 (UNSPEC_COMPLEX_F_C_MUL): Ditto.
11392 (complexopname): Ditto.
11393 (<avx512>_fmaddc_<mode>_maskz<round_expand_name>): New expander.
11394 (<avx512>_fcmaddc_<mode>_maskz<round_expand_name>): Ditto.
11395 (fma_<complexopname>_<mode><sdc_maskz_name><round_name>): New
11397 (<avx512>_<complexopname>_<mode>_mask<round_name>): Ditto.
11398 (<avx512>_<complexopname>_<mode><maskc_name><round_name>): Ditto.
11400 2021-09-22 Kewen Lin <linkw@linux.ibm.com>
11402 * config/rs6000/rs6000.opt (rs6000-density-pct-threshold,
11403 rs6000-density-size-threshold, rs6000-density-penalty,
11404 rs6000-density-load-pct-threshold,
11405 rs6000-density-load-num-threshold): New parameter.
11406 * config/rs6000/rs6000.c (rs6000_density_test): Adjust with
11407 corresponding parameters.
11409 2021-09-21 Aldy Hernandez <aldyh@redhat.com>
11411 * gimple-range-path.cc (path_range_query::defined_outside_path):
11413 (path_range_query::range_on_path_entry): New.
11414 (path_range_query::internal_range_of_expr): Resolve unknowns
11416 (path_range_query::improve_range_with_equivs): New.
11417 (path_range_query::ssa_range_in_phi): Resolve unknowns with
11419 * gimple-range-path.h (class path_range_query): Add
11420 defined_outside_path, range_on_path_entry, and
11421 improve_range_with_equivs.
11423 2021-09-21 Aldy Hernandez <aldyh@redhat.com>
11425 * gimple-range-path.cc (path_range_query::add_to_imports): New.
11426 (path_range_query::add_copies_to_imports): New.
11427 (path_range_query::precompute_ranges): Call
11428 add_copies_to_imports.
11429 * gimple-range-path.h (class path_range_query): Add prototypes
11430 for add_copies_to_imports and add_to_imports.
11432 2021-09-21 Aldy Hernandez <aldyh@redhat.com>
11434 * gimple-range-path.cc (path_range_query::range_defined_in_block):
11435 Remove useless code.
11437 2021-09-21 Aldy Hernandez <aldyh@redhat.com>
11439 * gimple-range-fold.h (class fur_source): Make oracle protected.
11440 * gimple-range-path.cc (path_range_query::path_range_query): Add
11441 resolve argument. Initialize oracle.
11442 (path_range_query::~path_range_query): Delete oracle.
11443 (path_range_query::range_of_stmt): Adapt to use relations.
11444 (path_range_query::precompute_ranges): Pre-compute relations.
11445 (class jt_fur_source): New
11446 (jt_fur_source::jt_fur_source): New.
11447 (jt_fur_source::register_relation): New.
11448 (jt_fur_source::query_relation): New.
11449 (path_range_query::precompute_relations): New.
11450 (path_range_query::precompute_phi_relations): New.
11451 * gimple-range-path.h (path_range_query): Add resolve argument.
11452 Add oracle, precompute_relations, precompute_phi_relations.
11453 * tree-ssa-threadbackward.c (back_threader::back_threader): Pass
11454 resolve argument to solver.
11456 2021-09-21 Aldy Hernandez <aldyh@redhat.com>
11458 * gimple-range-fold.cc (fold_using_range::range_of_range_op):
11459 Rename postfold_gcond_edges to register_outgoing_edges and
11461 (fold_using_range::postfold_gcond_edges): Rename...
11462 (fur_source::register_outgoing_edges): ...to this.
11463 * gimple-range-fold.h (postfold_gcond_edges): Rename to
11464 register_outgoing_edges and move to fur_source.
11466 2021-09-21 Aldy Hernandez <aldyh@redhat.com>
11468 * gimple-range-fold.cc (fold_using_range::range_of_phi): Check
11469 dom_info_available_p.
11471 2021-09-21 Aldy Hernandez <aldyh@redhat.com>
11473 * gimple-range-cache.cc (non_null_ref::non_null_ref): Use create
11474 and quick_grow_cleared instead of safe_grow_cleared.
11476 2021-09-21 Thomas Schwinge <thomas@codesourcery.com>
11479 * omp-oacc-neuter-broadcast.cc (oacc_do_neutering): Evaluate
11480 'random ()' to '0'.
11482 2021-09-21 Richard Earnshaw <rearnsha@arm.com>
11484 * configure.ac: Detect when the assembler supports new-style
11485 architecture extensions.
11486 * common/config/arm/arm-common.c (arm_rewrite_mcpu): Return
11487 the full CPU string if the assembler can grok it.
11488 (arm_rewrite_march): Likewise but for the architecture.
11489 * config.in: Regenerate.
11490 * configure: Regenerate.
11492 2021-09-21 Richard Biener <rguenther@suse.de>
11494 PR tree-optimization/102421
11495 * tree-vect-loop.c (vect_dissolve_slp_only_groups): Copy and
11496 adjust alignment info.
11498 2021-09-21 Kewen Lin <linkw@linux.ibm.com>
11500 * ipa-fnsummary.c (ipa_fn_summary_write): Remove inconsistent
11501 bitfield stream out.
11503 2021-09-20 Andrew MacLeod <amacleod@redhat.com>
11505 * gimple-range-fold.cc (fold_using_range::range_of_phi): Ignore
11506 undefined edges, apply an equivalence if appropriate.
11507 * gimple-range-gori.cc (gori_compute::outgoing_edge_range_p): Return
11508 UNDEFINED if EDGE_EXECUTABLE is not set.
11509 * gimple-range.cc (gimple_ranger::gimple_ranger): Set all edges
11510 as EXECUTABLE upon startup.
11511 (gimple_ranger::range_on_edge): Return UNDEFINED for edges without
11512 EDGE_EXECUTABLE set.
11513 * vr-values.c (set_and_propagate_unexecutable): New.
11514 (simplify_using_ranges::fold_cond): Call set_and_propagate.
11515 (simplify_using_ranges::simplify_switch_using_ranges): Ditto.
11516 * vr-values.h: Add prototype.
11518 2021-09-20 Andrew MacLeod <amacleod@redhat.com>
11520 * value-relation.cc (equiv_oracle::register_initial_def): New.
11521 (equiv_oracle::register_relation): Call register_initial_def.
11522 (equiv_oracle::add_equiv_to_block): New. Split register_relation.
11523 (relation_oracle::register_stmt): Check def block of PHI arguments.
11524 * value-relation.h (equiv_oracle): Add new prototypes.
11526 2021-09-20 Matthias Kretz <m.kretz@gsi.de>
11528 * cppbuiltin.c (define_builtin_macros_for_compilation_flags):
11529 Define __RECIPROCAL_MATH__, __NO_SIGNED_ZEROS__,
11530 __NO_TRAPPING_MATH__, __ASSOCIATIVE_MATH__, and
11531 __ROUNDING_MATH__ according to their corresponding flags.
11532 * doc/cpp.texi: Document __RECIPROCAL_MATH__,
11533 __NO_SIGNED_ZEROS__, __NO_TRAPPING_MATH__, __ASSOCIATIVE_MATH__,
11534 and __ROUNDING_MATH__.
11536 2021-09-20 Richard Biener <rguenther@suse.de>
11538 * tree-vect-stmts.c (vectorizable_load): Use the vectype
11541 2021-09-20 Richard Biener <rguenther@suse.de>
11543 * tree-vect-data-refs.c (vect_duplicate_ssa_name_ptr_info):
11544 Do not compute alignment of the vectorized access here.
11546 2021-09-20 Richard Biener <rguenther@suse.de>
11548 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11549 Store -1 for runtime alias peeling iterations.
11551 2021-09-20 Richard Biener <rguenther@suse.de>
11553 * config.gcc: Obsolete hppa[12]*-*-hpux10* and hppa[12]*-*-hpux11*.
11555 2021-09-20 Thomas Schwinge <thomas@codesourcery.com>
11557 * input.c (string_concat_db::record_string_concatenation)
11558 (string_concat_db::get_string_concatenation): Skip for
11559 'RESERVED_LOCATION_P'.
11561 2021-09-20 Richard Biener <rguenther@suse.de>
11563 PR tree-optimization/65206
11564 * tree-data-ref.h (struct data_reference): Add alt_indices,
11566 * tree-data-ref.c (free_data_ref): Release alt_indices.
11567 (dr_analyze_indices): Work on struct indices and get DR_REF as tree.
11568 (create_data_ref): Adjust.
11569 (initialize_data_dependence_relation): Split into head
11570 and tail. When the base objects fail to match up try
11571 again with pointer-based analysis of indices.
11572 * tree-vectorizer.c (vec_info_shared::check_datarefs): Do
11573 not compare the lazily computed alternate set of indices.
11575 2021-09-20 Iain Sandoe <iain@sandoe.co.uk>
11577 * gcc.c: Test for execute OK when we find the
11578 programs for assembler linker and dsymutil and those
11579 were specified at configure-time.
11581 2021-09-19 Martin Sebor <msebor@redhat.com>
11583 PR middle-end/102403
11584 * gimple-predicate-analysis.cc (predicate::init_from_control_deps):
11585 Correct a function pre/postcondition.
11587 2021-09-19 Martin Sebor <msebor@redhat.com>
11589 PR middle-end/102243
11590 * tree-ssa-strlen.c (get_range): Handle null cfun.
11592 2021-09-19 Iain Sandoe <iain@sandoe.co.uk>
11594 * config/darwin.h (LINK_COMMAND_SPEC_A): Use Darwin10
11595 unwinder shim as a convenience library.
11597 2021-09-19 Andrew Pinski <apinski@marvell.com>
11599 * doc/install.texi: Add note about
11600 binutils 2.35 is required for LTO usage.
11602 2021-09-19 Aldy Hernandez <aldyh@redhat.com>
11604 * tree-ssa-threadbackward.c
11605 (back_threader_registry::register_path): Use push_edge.
11606 * tree-ssa-threadedge.c
11607 (jump_threader::thread_around_empty_blocks): Same.
11608 (jump_threader::thread_through_normal_block): Same.
11609 (jump_threader::thread_across_edge): Same. Also, use auto_bitmap.
11611 * tree-ssa-threadupdate.c
11612 (jt_path_registry::allocate_thread_edge): Remove.
11613 (jt_path_registry::push_edge): New.
11614 (dump_jump_thread_path): Make static.
11615 * tree-ssa-threadupdate.h (allocate_thread_edge): Remove.
11618 2021-09-19 Aldy Hernandez <aldyh@redhat.com>
11620 * gimple-range-path.cc (path_range_query::path_range_query): Add
11622 (path_range_query::dump): Remove extern declaration of dump_ranger.
11623 * gimple-range-trace.cc (dump_ranger): Add DEBUG_FUNCTION marker.
11624 * gimple-range-trace.h (dump_ranger): Add prototype.
11626 2021-09-19 John Ericson <git@JohnEricson.me>
11628 * gcc.c (find_a_program): New function, factored out of...
11629 (find_a_file): Here.
11630 (execute): Use find_a_program when looking for programs rather
11633 2021-09-19 Matwey V. Kornilov <matwey.kornilov@gmail.com>
11635 * config/avr/avr-mcus.def: Add atmega324pb.
11636 * doc/avr-mmcu.texi: Corresponding changes.
11638 2021-09-19 Roger Sayle <roger@nextmovesoftware.com>
11640 PR middle-end/88173
11641 * match.pd (cmp @0 REAL_CST@1): When @0 is also REAL_CST, apply
11642 the same transformations as to @1. For comparisons against NaN,
11643 don't check HONOR_SNANS but confirm that neither operand is a
11646 2021-09-19 Benjamin Peterson <benjamin@locrian.net>
11648 * attribs.c (make_unique_name): Delete.
11649 * attribs.h (make_unique_name): Delete.
11651 2021-09-19 Andrew Pinski <apinski@marvell.com>
11653 * lra-constraints.c (check_and_process_move): Assert
11654 that dclass and sclass are greater than or equal to NO_REGS.
11656 2021-09-18 Jakub Jelinek <jakub@redhat.com>
11658 * tree.h (OMP_CLAUSE_ORDER_UNCONSTRAINED): Define.
11659 * tree-pretty-print.c (dump_omp_clause): Print unconstrained:
11660 for OMP_CLAUSE_ORDER_UNCONSTRAINED.
11662 2021-09-18 liuhongt <hongtao.liu@intel.com>
11664 * config/i386/i386-features.c (remove_partial_avx_dependency):
11665 Restrict TARGET_USE_VECTOR_FP_CONVERTS and
11666 TARGET_USE_VECTOR_CONVERTS to conversion instructions only.
11668 2021-09-18 Jakub Jelinek <jakub@redhat.com>
11670 * gimplify.c (omp_default_clause): For C/C++ default({,first}private),
11671 if file/namespace scope variable doesn't have predetermined sharing,
11672 treat it as if there was default(none).
11674 2021-09-18 liuhongt <hongtao.liu@intel.com>
11676 * config/i386/avx512fp16intrin.h (_mm_fmadd_sh):
11678 (_mm_mask_fmadd_sh): Likewise.
11679 (_mm_mask3_fmadd_sh): Likewise.
11680 (_mm_maskz_fmadd_sh): Likewise.
11681 (_mm_fmadd_round_sh): Likewise.
11682 (_mm_mask_fmadd_round_sh): Likewise.
11683 (_mm_mask3_fmadd_round_sh): Likewise.
11684 (_mm_maskz_fmadd_round_sh): Likewise.
11685 (_mm_fnmadd_sh): Likewise.
11686 (_mm_mask_fnmadd_sh): Likewise.
11687 (_mm_mask3_fnmadd_sh): Likewise.
11688 (_mm_maskz_fnmadd_sh): Likewise.
11689 (_mm_fnmadd_round_sh): Likewise.
11690 (_mm_mask_fnmadd_round_sh): Likewise.
11691 (_mm_mask3_fnmadd_round_sh): Likewise.
11692 (_mm_maskz_fnmadd_round_sh): Likewise.
11693 (_mm_fmsub_sh): Likewise.
11694 (_mm_mask_fmsub_sh): Likewise.
11695 (_mm_mask3_fmsub_sh): Likewise.
11696 (_mm_maskz_fmsub_sh): Likewise.
11697 (_mm_fmsub_round_sh): Likewise.
11698 (_mm_mask_fmsub_round_sh): Likewise.
11699 (_mm_mask3_fmsub_round_sh): Likewise.
11700 (_mm_maskz_fmsub_round_sh): Likewise.
11701 (_mm_fnmsub_sh): Likewise.
11702 (_mm_mask_fnmsub_sh): Likewise.
11703 (_mm_mask3_fnmsub_sh): Likewise.
11704 (_mm_maskz_fnmsub_sh): Likewise.
11705 (_mm_fnmsub_round_sh): Likewise.
11706 (_mm_mask_fnmsub_round_sh): Likewise.
11707 (_mm_mask3_fnmsub_round_sh): Likewise.
11708 (_mm_maskz_fnmsub_round_sh): Likewise.
11709 * config/i386/i386-builtin-types.def
11710 (V8HF_FTYPE_V8HF_V8HF_V8HF_UQI_INT): New builtin type.
11711 * config/i386/i386-builtin.def: Add new builtins.
11712 * config/i386/i386-expand.c: Handle new builtin type.
11713 * config/i386/sse.md (fmai_vmfmadd_<mode><round_name>):
11714 Ajdust to support FP16.
11715 (fmai_vmfmsub_<mode><round_name>): Ditto.
11716 (fmai_vmfnmadd_<mode><round_name>): Ditto.
11717 (fmai_vmfnmsub_<mode><round_name>): Ditto.
11718 (*fmai_fmadd_<mode>): Ditto.
11719 (*fmai_fmsub_<mode>): Ditto.
11720 (*fmai_fnmadd_<mode><round_name>): Ditto.
11721 (*fmai_fnmsub_<mode><round_name>): Ditto.
11722 (avx512f_vmfmadd_<mode>_mask<round_name>): Ditto.
11723 (avx512f_vmfmadd_<mode>_mask3<round_name>): Ditto.
11724 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): Ditto.
11725 (avx512f_vmfmadd_<mode>_maskz_1<round_name>): Ditto.
11726 (*avx512f_vmfmsub_<mode>_mask<round_name>): Ditto.
11727 (avx512f_vmfmsub_<mode>_mask3<round_name>): Ditto.
11728 (*avx512f_vmfmsub_<mode>_maskz_1<round_name>): Ditto.
11729 (*avx512f_vmfnmsub_<mode>_mask<round_name>): Ditto.
11730 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): Ditto.
11731 (*avx512f_vmfnmsub_<mode>_mask<round_name>): Ditto.
11732 (*avx512f_vmfnmadd_<mode>_mask<round_name>): Renamed to ...
11733 (avx512f_vmfnmadd_<mode>_mask<round_name>) ... this, and
11734 adjust to support FP16.
11735 (avx512f_vmfnmadd_<mode>_mask3<round_name>): Ditto.
11736 (avx512f_vmfnmadd_<mode>_maskz_1<round_name>): Ditto.
11737 (avx512f_vmfnmadd_<mode>_maskz<round_expand_name>): New
11740 2021-09-18 H.J. Lu <hjl.tools@gmail.com>
11742 * config/i386/sse.md (avx512fmaskmodelower): Extend to support
11744 (maskload<mode><avx512fmaskmodelower>): Ditto.
11745 (maskstore<mode><avx512fmaskmodelower>): Ditto.
11747 2021-09-18 H.J. Lu <hjl.tools@gmail.com>
11749 * config/i386/i386-expand.c (ix86_expand_fp_absneg_operator):
11751 (ix86_expand_copysign): Ditto.
11752 (ix86_expand_xorsign): Ditto.
11753 * config/i386/i386.c (ix86_build_const_vector): Handle HF vector
11755 (ix86_build_signbit_mask): Ditto.
11756 (ix86_can_change_mode_class): Ditto.
11757 * config/i386/i386.md
11758 (SSEMODEF): Add HFmode.
11759 (ssevecmodef): Ditto.
11760 (<code>hf2): New define_expand.
11761 (*<code>hf2_1): New define_insn_and_split.
11762 (copysign<mode>): Extend to support HFmode under AVX512FP16.
11763 (xorsign<mode>): Ditto.
11764 * config/i386/sse.md (VFB): New mode iterator.
11765 (VFB_128_256): Ditto.
11767 (sseintvecmode2): Support HF vector mode.
11768 (<code><mode>2): Use new mode iterator.
11769 (*<code><mode>2): Ditto.
11770 (copysign<mode>3): Ditto.
11771 (xorsign<mode>3): Ditto.
11772 (<code><mode>3<mask_name>): Ditto.
11773 (<code><mode>3<mask_name>): Ditto.
11774 (<sse>_andnot<mode>3<mask_name>): Adjust for HF vector mode.
11775 (<sse>_andnot<mode>3<mask_name>): Ditto.
11776 (*<code><mode>3<mask_name>): Ditto.
11777 (*<code><mode>3<mask_name>): Ditto.
11779 2021-09-18 liuhongt <hongtao.liu@intel.com>
11781 * config/i386/avx512fp16intrin.h (_mm512_mask_fmadd_ph):
11783 (_mm512_mask3_fmadd_ph): Likewise.
11784 (_mm512_maskz_fmadd_ph): Likewise.
11785 (_mm512_fmadd_round_ph): Likewise.
11786 (_mm512_mask_fmadd_round_ph): Likewise.
11787 (_mm512_mask3_fmadd_round_ph): Likewise.
11788 (_mm512_maskz_fmadd_round_ph): Likewise.
11789 (_mm512_fnmadd_ph): Likewise.
11790 (_mm512_mask_fnmadd_ph): Likewise.
11791 (_mm512_mask3_fnmadd_ph): Likewise.
11792 (_mm512_maskz_fnmadd_ph): Likewise.
11793 (_mm512_fnmadd_round_ph): Likewise.
11794 (_mm512_mask_fnmadd_round_ph): Likewise.
11795 (_mm512_mask3_fnmadd_round_ph): Likewise.
11796 (_mm512_maskz_fnmadd_round_ph): Likewise.
11797 (_mm512_fmsub_ph): Likewise.
11798 (_mm512_mask_fmsub_ph): Likewise.
11799 (_mm512_mask3_fmsub_ph): Likewise.
11800 (_mm512_maskz_fmsub_ph): Likewise.
11801 (_mm512_fmsub_round_ph): Likewise.
11802 (_mm512_mask_fmsub_round_ph): Likewise.
11803 (_mm512_mask3_fmsub_round_ph): Likewise.
11804 (_mm512_maskz_fmsub_round_ph): Likewise.
11805 (_mm512_fnmsub_ph): Likewise.
11806 (_mm512_mask_fnmsub_ph): Likewise.
11807 (_mm512_mask3_fnmsub_ph): Likewise.
11808 (_mm512_maskz_fnmsub_ph): Likewise.
11809 (_mm512_fnmsub_round_ph): Likewise.
11810 (_mm512_mask_fnmsub_round_ph): Likewise.
11811 (_mm512_mask3_fnmsub_round_ph): Likewise.
11812 (_mm512_maskz_fnmsub_round_ph): Likewise.
11813 * config/i386/avx512fp16vlintrin.h (_mm256_fmadd_ph):
11815 (_mm256_mask_fmadd_ph): Likewise.
11816 (_mm256_mask3_fmadd_ph): Likewise.
11817 (_mm256_maskz_fmadd_ph): Likewise.
11818 (_mm_fmadd_ph): Likewise.
11819 (_mm_mask_fmadd_ph): Likewise.
11820 (_mm_mask3_fmadd_ph): Likewise.
11821 (_mm_maskz_fmadd_ph): Likewise.
11822 (_mm256_fnmadd_ph): Likewise.
11823 (_mm256_mask_fnmadd_ph): Likewise.
11824 (_mm256_mask3_fnmadd_ph): Likewise.
11825 (_mm256_maskz_fnmadd_ph): Likewise.
11826 (_mm_fnmadd_ph): Likewise.
11827 (_mm_mask_fnmadd_ph): Likewise.
11828 (_mm_mask3_fnmadd_ph): Likewise.
11829 (_mm_maskz_fnmadd_ph): Likewise.
11830 (_mm256_fmsub_ph): Likewise.
11831 (_mm256_mask_fmsub_ph): Likewise.
11832 (_mm256_mask3_fmsub_ph): Likewise.
11833 (_mm256_maskz_fmsub_ph): Likewise.
11834 (_mm_fmsub_ph): Likewise.
11835 (_mm_mask_fmsub_ph): Likewise.
11836 (_mm_mask3_fmsub_ph): Likewise.
11837 (_mm_maskz_fmsub_ph): Likewise.
11838 (_mm256_fnmsub_ph): Likewise.
11839 (_mm256_mask_fnmsub_ph): Likewise.
11840 (_mm256_mask3_fnmsub_ph): Likewise.
11841 (_mm256_maskz_fnmsub_ph): Likewise.
11842 (_mm_fnmsub_ph): Likewise.
11843 (_mm_mask_fnmsub_ph): Likewise.
11844 (_mm_mask3_fnmsub_ph): Likewise.
11845 (_mm_maskz_fnmsub_ph): Likewise.
11846 * config/i386/i386-builtin.def: Add corresponding new builtins.
11847 * config/i386/sse.md
11848 (<avx512>_fmadd_<mode>_maskz<round_expand_name>): Adjust to
11849 support HF vector modes.
11850 (<sd_mask_codefor>fma_fmadd_<mode><sd_maskz_name><round_name>):
11852 (*<sd_mask_codefor>fma_fmadd_<mode><sd_maskz_name>_bcst_1): Ditto.
11853 (*<sd_mask_codefor>fma_fmadd_<mode><sd_maskz_name>_bcst_2): Ditto.
11854 (*<sd_mask_codefor>fma_fmadd_<mode><sd_maskz_name>_bcst_3): Ditto.
11855 (<avx512>_fmadd_<mode>_mask<round_name>): Ditto.
11856 (<avx512>_fmadd_<mode>_mask3<round_name>): Ditto.
11857 (<avx512>_fmsub_<mode>_maskz<round_expand_name>): Ditto.
11858 (<sd_mask_codefor>fma_fmsub_<mode><sd_maskz_name><round_name>):
11860 (*<sd_mask_codefor>fma_fmsub_<mode><sd_maskz_name>_bcst_1): Ditto.
11861 (*<sd_mask_codefor>fma_fmsub_<mode><sd_maskz_name>_bcst_2): Ditto.
11862 (*<sd_mask_codefor>fma_fmsub_<mode><sd_maskz_name>_bcst_3): Ditto.
11863 (<avx512>_fmsub_<mode>_mask<round_name>): Ditto.
11864 (<avx512>_fmsub_<mode>_mask3<round_name>): Ditto.
11865 (<sd_mask_codefor>fma_fnmadd_<mode><sd_maskz_name><round_name>):
11867 (*<sd_mask_codefor>fma_fnmadd_<mode><sd_maskz_name>_bcst_1): Ditto.
11868 (*<sd_mask_codefor>fma_fnmadd_<mode><sd_maskz_name>_bcst_2): Ditto.
11869 (*<sd_mask_codefor>fma_fnmadd_<mode><sd_maskz_name>_bcst_3): Ditto.
11870 (<avx512>_fnmadd_<mode>_mask<round_name>): Ditto.
11871 (<avx512>_fnmadd_<mode>_mask3<round_name>): Ditto.
11872 (<avx512>_fnmsub_<mode>_maskz<round_expand_name>): Ditto.
11873 (<sd_mask_codefor>fma_fnmsub_<mode><sd_maskz_name><round_name>):
11875 (*<sd_mask_codefor>fma_fnmsub_<mode><sd_maskz_name>_bcst_1): Ditto.
11876 (*<sd_mask_codefor>fma_fnmsub_<mode><sd_maskz_name>_bcst_2): Ditto.
11877 (*<sd_mask_codefor>fma_fnmsub_<mode><sd_maskz_name>_bcst_3): Ditto.
11878 (<avx512>_fnmsub_<mode>_mask<round_name>): Ditto.
11879 (<avx512>_fnmsub_<mode>_mask3<round_name>): Ditto.
11881 2021-09-18 liuhongt <hongtao.liu@intel.com>
11883 * config/i386/avx512fp16intrin.h (_mm512_fmaddsub_ph):
11885 (_mm512_mask_fmaddsub_ph): Likewise.
11886 (_mm512_mask3_fmaddsub_ph): Likewise.
11887 (_mm512_maskz_fmaddsub_ph): Likewise.
11888 (_mm512_fmaddsub_round_ph): Likewise.
11889 (_mm512_mask_fmaddsub_round_ph): Likewise.
11890 (_mm512_mask3_fmaddsub_round_ph): Likewise.
11891 (_mm512_maskz_fmaddsub_round_ph): Likewise.
11892 (_mm512_mask_fmsubadd_ph): Likewise.
11893 (_mm512_mask3_fmsubadd_ph): Likewise.
11894 (_mm512_maskz_fmsubadd_ph): Likewise.
11895 (_mm512_fmsubadd_round_ph): Likewise.
11896 (_mm512_mask_fmsubadd_round_ph): Likewise.
11897 (_mm512_mask3_fmsubadd_round_ph): Likewise.
11898 (_mm512_maskz_fmsubadd_round_ph): Likewise.
11899 * config/i386/avx512fp16vlintrin.h (_mm256_fmaddsub_ph):
11901 (_mm256_mask_fmaddsub_ph): Likewise.
11902 (_mm256_mask3_fmaddsub_ph): Likewise.
11903 (_mm256_maskz_fmaddsub_ph): Likewise.
11904 (_mm_fmaddsub_ph): Likewise.
11905 (_mm_mask_fmaddsub_ph): Likewise.
11906 (_mm_mask3_fmaddsub_ph): Likewise.
11907 (_mm_maskz_fmaddsub_ph): Likewise.
11908 (_mm256_fmsubadd_ph): Likewise.
11909 (_mm256_mask_fmsubadd_ph): Likewise.
11910 (_mm256_mask3_fmsubadd_ph): Likewise.
11911 (_mm256_maskz_fmsubadd_ph): Likewise.
11912 (_mm_fmsubadd_ph): Likewise.
11913 (_mm_mask_fmsubadd_ph): Likewise.
11914 (_mm_mask3_fmsubadd_ph): Likewise.
11915 (_mm_maskz_fmsubadd_ph): Likewise.
11916 * config/i386/i386-builtin.def: Add corresponding new builtins.
11917 * config/i386/sse.md (VFH_SF_AVX512VL): New mode iterator.
11918 * (<avx512>_fmsubadd_<mode>_maskz<round_expand_name>): New expander.
11919 * (<avx512>_fmaddsub_<mode>_maskz<round_expand_name>): Use
11921 * (<sd_mask_codefor>fma_fmaddsub_<mode><sd_maskz_name><round_name>):
11923 * (<avx512>_fmaddsub_<mode>_mask<round_name>): Ditto.
11924 * (<avx512>_fmaddsub_<mode>_mask3<round_name>): Ditto.
11925 * (<sd_mask_codefor>fma_fmsubadd_<mode><sd_maskz_name><round_name>):
11927 * (<avx512>_fmsubadd_<mode>_mask<round_name>): Ditto.
11928 * (<avx512>_fmsubadd_<mode>_mask3<round_name>): Ditto.
11930 2021-09-18 liuhongt <hongtao.liu@intel.com>
11933 * config/i386/i386.c (ix86_print_operand): Handle
11934 V8HF/V16HF/V32HFmode.
11935 * config/i386/i386.h (VALID_BCST_MODE_P): Add HFmode.
11936 * config/i386/sse.md (avx512bcst): Remove.
11938 2021-09-17 Martin Sebor <msebor@redhat.com>
11940 * Makefile.in (OBJS): Add gimple-predicate-analysis.o.
11941 * tree-ssa-uninit.c (max_phi_args): Move to gimple-predicate-analysis.
11942 (MASK_SET_BIT, MASK_TEST_BIT, MASK_EMPTY): Same.
11943 (check_defs): Add comment.
11944 (can_skip_redundant_opnd): Update comment.
11945 (compute_uninit_opnds_pos): Adjust to namespace change.
11946 (find_pdom): Move to gimple-predicate-analysis.cc.
11948 (struct uninit_undef_val_t): New.
11949 (is_non_loop_exit_postdominating): Move to gimple-predicate-analysis.cc.
11950 (find_control_equiv_block): Same.
11951 (MAX_NUM_CHAINS, MAX_CHAIN_LEN, MAX_POSTDOM_CHECK): Same.
11952 (MAX_SWITCH_CASES): Same.
11953 (compute_control_dep_chain): Same.
11954 (find_uninit_use): Use predicate analyzer.
11955 (struct pred_info): Move to gimple-predicate-analysis.
11956 (convert_control_dep_chain_into_preds): Same.
11957 (find_predicates): Same.
11958 (collect_phi_def_edges): Same.
11959 (warn_uninitialized_phi): Use predicate analyzer.
11960 (find_def_preds): Move to gimple-predicate-analysis.
11961 (dump_pred_info): Same.
11962 (dump_pred_chain): Same.
11963 (dump_predicates): Same.
11964 (destroy_predicate_vecs): Remove.
11965 (execute_late_warn_uninitialized): New.
11966 (get_cmp_code): Move to gimple-predicate-analysis.
11967 (is_value_included_in): Same.
11968 (value_sat_pred_p): Same.
11969 (find_matching_predicate_in_rest_chains): Same.
11970 (is_use_properly_guarded): Same.
11971 (prune_uninit_phi_opnds): Same.
11972 (find_var_cmp_const): Same.
11973 (use_pred_not_overlap_with_undef_path_pred): Same.
11974 (pred_equal_p): Same.
11975 (is_neq_relop_p): Same.
11976 (is_neq_zero_form_p): Same.
11977 (pred_expr_equal_p): Same.
11978 (is_pred_expr_subset_of): Same.
11979 (is_pred_chain_subset_of): Same.
11980 (is_included_in): Same.
11981 (is_superset_of): Same.
11982 (pred_neg_p): Same.
11983 (simplify_pred): Same.
11984 (simplify_preds_2): Same.
11985 (simplify_preds_3): Same.
11986 (simplify_preds_4): Same.
11987 (simplify_preds): Same.
11989 (push_to_worklist): Same.
11990 (get_pred_info_from_cmp): Same.
11991 (is_degenerated_phi): Same.
11992 (normalize_one_pred_1): Same.
11993 (normalize_one_pred): Same.
11994 (normalize_one_pred_chain): Same.
11995 (normalize_preds): Same.
11996 (can_one_predicate_be_invalidated_p): Same.
11997 (can_chain_union_be_invalidated_p): Same.
11998 (uninit_uses_cannot_happen): Same.
11999 (pass_late_warn_uninitialized::execute): Define.
12000 * gimple-predicate-analysis.cc: New file.
12001 * gimple-predicate-analysis.h: New file.
12003 2021-09-17 Julian Brown <julian@codesourcery.com>
12005 * config/gcn/gcn.c (gimple.h): Include.
12006 (gcn_fork_join): Emit barrier for worker-level joins.
12007 * omp-oacc-neuter-broadcast.cc (find_local_vars_to_propagate): Add
12008 writes_gang_private bitmap parameter. Set bit for blocks
12009 containing gang-private variable writes.
12010 (worker_single_simple): Don't emit barrier after predicated block.
12011 (worker_single_copy): Don't emit barrier if we're not broadcasting
12012 anything and the block contains no gang-private writes.
12013 (neuter_worker_single): Don't predicate blocks that only contain
12014 NOPs or internal marker functions. Pass has_gang_private_write
12015 argument to worker_single_copy.
12016 (oacc_do_neutering): Add writes_gang_private bitmap handling.
12018 2021-09-17 Julian Brown <julian@codesourcery.com>
12020 * config/gcn/gcn-protos.h
12021 (gcn_goacc_create_worker_broadcast_record): Update prototype.
12022 * config/gcn/gcn-tree.c (gcn_goacc_get_worker_red_decl): Use
12023 preallocated block of LDS memory. Do not cache/share decls for
12024 reduction temporaries between invocations.
12025 (gcn_goacc_reduction_teardown): Unshare VAR on second use.
12026 (gcn_goacc_create_worker_broadcast_record): Add OFFSET parameter
12027 and return temporary LDS space at that offset. Return pointer in
12029 * config/gcn/gcn.c (acc_lds_size, gang_private_hwm, lds_allocs):
12031 (ACC_LDS_SIZE): Define as acc_lds_size.
12032 (gcn_init_machine_status): Don't initialise lds_allocated,
12033 lds_allocs, reduc_decls fields of machine function struct.
12034 (gcn_option_override): Handle default size for gang-private
12035 variables and -mgang-private-size option.
12036 (gcn_expand_prologue): Use LDS_SIZE instead of LDS_SIZE-1 when
12037 initialising M0_REG.
12038 (gcn_shared_mem_layout): New function.
12039 (gcn_print_lds_decl): Update comment. Use global lds_allocs map and
12040 gang_private_hwm variable.
12041 (TARGET_GOACC_SHARED_MEM_LAYOUT): Define target hook.
12042 * config/gcn/gcn.h (machine_function): Remove lds_allocated,
12043 lds_allocs, reduc_decls. Add reduction_base, reduction_limit.
12044 * config/gcn/gcn.opt (gang_private_size_opt): New global.
12045 (mgang-private-size=): New option.
12046 * doc/tm.texi.in (TARGET_GOACC_SHARED_MEM_LAYOUT): Place
12047 documentation hook.
12048 * doc/tm.texi: Regenerate.
12049 * omp-oacc-neuter-broadcast.cc (targhooks.h, diagnostic-core.h):
12051 (build_sender_ref): Handle sender_decl being pointer.
12052 (worker_single_copy): Add PLACEMENT and ISOLATE_BROADCASTS
12053 parameters. Pass placement argument to
12054 create_worker_broadcast_record hook invocations. Handle
12055 sender_decl being pointer and isolate_broadcasts inserting extra
12057 (blk_offset_map_t): Add typedef.
12058 (neuter_worker_single): Add BLK_OFFSET_MAP parameter. Pass
12059 preallocated range to worker_single_copy call.
12060 (dfs_broadcast_reachable_1): New function.
12061 (idx_decl_pair_t, used_range_vec_t): New typedefs.
12062 (sort_size_descending): New function.
12063 (addr_range): New class.
12064 (splay_tree_compare_addr_range, splay_tree_free_key)
12065 (first_fit_range, merge_ranges_1, merge_ranges): New functions.
12066 (execute_omp_oacc_neuter_broadcast): Rename to...
12067 (oacc_do_neutering): ... this. Add BOUNDS_LO, BOUNDS_HI
12068 parameters. Arrange layout of shared memory for broadcast
12070 (execute_omp_oacc_neuter_broadcast): New function.
12071 (pass_omp_oacc_neuter_broadcast::gate): Remove num_workers==1
12072 handling from here. Enable pass for all OpenACC routines in order
12073 to call shared memory-layout hook.
12074 * target.def (create_worker_broadcast_record): Add OFFSET
12076 (shared_mem_layout): New hook.
12078 2021-09-17 Julian Brown <julian@codesourcery.com>
12079 Thomas Schwinge <thomas@codesourcery.com>
12081 * omp-oacc-neuter-broadcast.cc
12082 (pass_omp_oacc_neuter_broadcast::gate): Disable if num_workers is
12084 (execute_omp_oacc_neuter_broadcast): Adjust.
12086 2021-09-17 Andrew MacLeod <amacleod@redhat.com>
12088 * value-relation.cc (class equiv_chain): Move to header file.
12089 (path_oracle::path_oracle): New.
12090 (path_oracle::~path_oracle): New.
12091 (path_oracle::register_relation): New.
12092 (path_oracle::query_relation): New.
12093 (path_oracle::reset_path): New.
12094 (path_oracle::dump): New.
12095 * value-relation.h (class equiv_chain): Move to here.
12096 (class path_oracle): New.
12098 2021-09-17 Andrew MacLeod <amacleod@redhat.com>
12100 * gimple-range-cache.cc (ranger_cache::ranger_cache): Create a DOM
12102 * gimple-range-fold.cc (fur_depend::register_relation): Use
12103 register_stmt/edge routines.
12104 * value-relation.cc (equiv_chain::find): Relocate from equiv_oracle.
12105 (equiv_oracle::equiv_oracle): Create self equivalence cache.
12106 (equiv_oracle::~equiv_oracle): Release same.
12107 (equiv_oracle::equiv_set): Return entry from self equiv cache if there
12108 are no equivalences.
12109 (equiv_oracle::find_equiv_block): Move list find to equiv_chain.
12110 (equiv_oracle::register_relation): Rename from register_equiv.
12111 (relation_chain_head::find_relation): Relocate from dom_oracle.
12112 (relation_oracle::register_stmt): New.
12113 (relation_oracle::register_edge): New.
12114 (dom_oracle::*): Rename from relation_oracle.
12115 (dom_oracle::register_relation): Adjust to call equiv_oracle.
12116 (dom_oracle::set_one_relation): Split from register_relation.
12117 (dom_oracle::register_transitives): Consolidate 2 methods.
12118 (dom_oracle::find_relation_block): Move core to relation_chain.
12119 (dom_oracle::query_relation): Rename from find_relation_dom and adjust.
12120 * value-relation.h (class relation_oracle): New pure virtual base.
12121 (class equiv_oracle): Inherit from relation_oracle and adjust.
12122 (class dom_oracle): Rename from old relation_oracle and adjust.
12124 2021-09-17 Martin Sebor <msebor@redhat.com>
12126 PR middle-end/102200
12127 * pointer-query.cc (access_ref::inform_access): Handle MIN/MAX_EXPR.
12128 (handle_min_max_size): Change argument. Store original SSA_NAME for
12129 operands to potentially distinct (sub)objects.
12130 (compute_objsize_r): Adjust call to the above.
12132 2021-09-17 Bill Schmidt <wschmidt@linux.ibm.com>
12134 * config/rs6000/rs6000.c (rs6000-builtins.h): New include.
12135 (rs6000_new_builtin_vectorized_function): New function.
12136 (rs6000_new_builtin_md_vectorized_function): Likewise.
12137 (rs6000_builtin_vectorized_function): Call
12138 rs6000_new_builtin_vectorized_function.
12139 (rs6000_builtin_md_vectorized_function): Call
12140 rs6000_new_builtin_md_vectorized_function.
12142 2021-09-17 Bill Schmidt <wschmidt@linux.ibm.com>
12144 * config/rs6000/rs6000-builtin-new.def (ASSEMBLE_ACC): Add mmaint flag.
12145 (ASSEMBLE_PAIR): Likewise.
12146 (BUILD_ACC): Likewise.
12147 (DISASSEMBLE_ACC): Likewise.
12148 (DISASSEMBLE_PAIR): Likewise.
12149 (PMXVBF16GER2): Likewise.
12150 (PMXVBF16GER2NN): Likewise.
12151 (PMXVBF16GER2NP): Likewise.
12152 (PMXVBF16GER2PN): Likewise.
12153 (PMXVBF16GER2PP): Likewise.
12154 (PMXVF16GER2): Likewise.
12155 (PMXVF16GER2NN): Likewise.
12156 (PMXVF16GER2NP): Likewise.
12157 (PMXVF16GER2PN): Likewise.
12158 (PMXVF16GER2PP): Likewise.
12159 (PMXVF32GER): Likewise.
12160 (PMXVF32GERNN): Likewise.
12161 (PMXVF32GERNP): Likewise.
12162 (PMXVF32GERPN): Likewise.
12163 (PMXVF32GERPP): Likewise.
12164 (PMXVF64GER): Likewise.
12165 (PMXVF64GERNN): Likewise.
12166 (PMXVF64GERNP): Likewise.
12167 (PMXVF64GERPN): Likewise.
12168 (PMXVF64GERPP): Likewise.
12169 (PMXVI16GER2): Likewise.
12170 (PMXVI16GER2PP): Likewise.
12171 (PMXVI16GER2S): Likewise.
12172 (PMXVI16GER2SPP): Likewise.
12173 (PMXVI4GER8): Likewise.
12174 (PMXVI4GER8PP): Likewise.
12175 (PMXVI8GER4): Likewise.
12176 (PMXVI8GER4PP): Likewise.
12177 (PMXVI8GER4SPP): Likewise.
12178 (XVBF16GER2): Likewise.
12179 (XVBF16GER2NN): Likewise.
12180 (XVBF16GER2NP): Likewise.
12181 (XVBF16GER2PN): Likewise.
12182 (XVBF16GER2PP): Likewise.
12183 (XVF16GER2): Likewise.
12184 (XVF16GER2NN): Likewise.
12185 (XVF16GER2NP): Likewise.
12186 (XVF16GER2PN): Likewise.
12187 (XVF16GER2PP): Likewise.
12188 (XVF32GER): Likewise.
12189 (XVF32GERNN): Likewise.
12190 (XVF32GERNP): Likewise.
12191 (XVF32GERPN): Likewise.
12192 (XVF32GERPP): Likewise.
12193 (XVF64GER): Likewise.
12194 (XVF64GERNN): Likewise.
12195 (XVF64GERNP): Likewise.
12196 (XVF64GERPN): Likewise.
12197 (XVF64GERPP): Likewise.
12198 (XVI16GER2): Likewise.
12199 (XVI16GER2PP): Likewise.
12200 (XVI16GER2S): Likewise.
12201 (XVI16GER2SPP): Likewise.
12202 (XVI4GER8): Likewise.
12203 (XVI4GER8PP): Likewise.
12204 (XVI8GER4): Likewise.
12205 (XVI8GER4PP): Likewise.
12206 (XVI8GER4SPP): Likewise.
12207 (XXMFACC): Likewise.
12208 (XXMTACC): Likewise.
12209 (XXSETACCZ): Likewise.
12210 (ASSEMBLE_PAIR_V): Likewise.
12211 (BUILD_PAIR): Likewise.
12212 (DISASSEMBLE_PAIR_V): Likewise.
12215 * config/rs6000/rs6000-call.c (rs6000_gimple_fold_new_mma_builtin):
12216 Handle RS6000_BIF_LXVP and RS6000_BIF_STXVP.
12217 * config/rs6000/rs6000-gen-builtins.c (attrinfo): Add ismmaint.
12218 (parse_bif_attrs): Handle ismmaint.
12219 (write_decls): Add bif_mmaint_bit and bif_is_mmaint.
12220 (write_bif_static_init): Handle ismmaint.
12222 2021-09-17 Bill Schmidt <wschmidt@linux.ibm.com>
12224 * config/rs6000/rs6000-call.c (rs6000_gimple_fold_new_builtin): New
12226 (rs6000_gimple_fold_builtin): Call rs6000_gimple_fold_new_builtin.
12227 (rs6000_new_builtin_valid_without_lhs): New function.
12228 (rs6000_gimple_fold_new_mma_builtin): Likewise.
12229 (rs6000_gimple_fold_new_builtin): Likewise.
12231 2021-09-17 Thomas Schwinge <thomas@codesourcery.com>
12233 * hash-table.h (hash_table<Descriptor, Lazy, Allocator>::expand):
12234 Destruct stale Value objects.
12235 * hash-map-tests.c (test_map_of_type_with_ctor_and_dtor_expand):
12238 2021-09-17 Roger Sayle <roger@nextmovesoftware.com>
12241 * match.pd (shift optimizations): Disable recent sign-changing
12242 optimization for shifts by zero, these will be folded later.
12244 2021-09-17 Bill Schmidt <wschmidt@linux.ibm.com>
12246 * config/rs6000/rs6000-builtin-new.def (__builtin_mffsl): Move from
12247 [power9] to [always].
12249 2021-09-17 Richard Biener <rguenther@suse.de>
12251 * tree-vect-stmts.c (vectorizable_load): Do not frob
12254 2021-09-17 H.J. Lu <hjl.tools@gmail.com>
12256 * config/i386/i386-features.c (remove_partial_avx_dependency):
12257 Also check TARGET_SSE_PARTIAL_REG_FP_CONVERTS_DEPENDENCY and
12258 and TARGET_SSE_PARTIAL_REG_CONVERTS_DEPENDENCY before generating
12260 * config/i386/i386.h (TARGET_SSE_PARTIAL_REG_FP_CONVERTS_DEPENDENCY):
12262 (TARGET_SSE_PARTIAL_REG_CONVERTS_DEPENDENCY): Likewise.
12263 * config/i386/i386.md (SSE FP to FP splitters): Replace
12264 TARGET_SSE_PARTIAL_REG_DEPENDENCY with
12265 TARGET_SSE_PARTIAL_REG_FP_CONVERTS_DEPENDENCY.
12266 (SSE INT to FP splitter): Replace TARGET_SSE_PARTIAL_REG_DEPENDENCY
12267 with TARGET_SSE_PARTIAL_REG_CONVERTS_DEPENDENCY.
12268 * config/i386/x86-tune.def
12269 (X86_TUNE_SSE_PARTIAL_REG_FP_CONVERTS_DEPENDENCY): New.
12270 (X86_TUNE_SSE_PARTIAL_REG_CONVERTS_DEPENDENCY): Likewise.
12272 2021-09-17 H.J. Lu <hjl.tools@gmail.com>
12275 * config/i386/i386-features.c (remove_partial_avx_dependency):
12276 Check TARGET_USE_VECTOR_FP_CONVERTS and TARGET_USE_VECTOR_CONVERTS
12277 before generating vxorps.
12279 2021-09-17 H.J. Lu <hjl.tools@gmail.com>
12281 * config/i386/i386-options.c (processor_cost_table): Use
12282 tremont_cost for Tremont.
12283 * config/i386/x86-tune-costs.h (tremont_memcpy): New.
12284 (tremont_memset): Likewise.
12285 (tremont_cost): Likewise.
12286 * config/i386/x86-tune.def (X86_TUNE_PREFER_KNOWN_REP_MOVSB_STOSB):
12287 Enable for Tremont.
12289 2021-09-17 H.J. Lu <hjl.tools@gmail.com>
12291 * common/config/i386/i386-common.c: Use Haswell scheduling model
12293 * config/i386/i386.c (ix86_sched_init_global): Prepare for Tremont
12295 * config/i386/x86-tune-sched.c (ix86_issue_rate): Change Tremont
12297 (ix86_adjust_cost): Handle Tremont.
12298 * config/i386/x86-tune.def (X86_TUNE_SSE_PARTIAL_REG_DEPENDENCY):
12299 Enable for Tremont.
12300 (X86_TUNE_USE_LEAVE): Likewise.
12301 (X86_TUNE_PUSH_MEMORY): Likewise.
12302 (X86_TUNE_MISALIGNED_MOVE_STRING_PRO_EPILOGUES): Likewise.
12303 (X86_TUNE_USE_CLTD): Likewise.
12304 (X86_TUNE_AVOID_FALSE_DEP_FOR_BMI): Likewise.
12305 (X86_TUNE_AVOID_MFENCE): Likewise.
12306 (X86_TUNE_SSE_TYPELESS_STORES): Likewise.
12307 (X86_TUNE_SSE_LOAD0_BY_PXOR): Likewise.
12308 (X86_TUNE_ACCUMULATE_OUTGOING_ARGS): Disable for Tremont.
12309 (X86_TUNE_FOUR_JUMP_LIMIT): Likewise.
12310 (X86_TUNE_OPT_AGU): Likewise.
12311 (X86_TUNE_AVOID_LEA_FOR_ADDR): Likewise.
12312 (X86_TUNE_AVOID_MEM_OPND_FOR_CMOVE): Likewise.
12313 (X86_TUNE_EXPAND_ABS): Likewise.
12314 (X86_TUNE_SPLIT_MEM_OPND_FOR_FP_CONVERTS): Likewise.
12315 (X86_TUNE_SLOW_PSHUFB): Likewise.
12317 2021-09-17 Eric Botcazou <ebotcazou@adacore.com>
12319 PR rtl-optimization/102306
12320 * combine.c (try_combine): Abort the combination if we are about to
12321 duplicate volatile references.
12323 2021-09-17 liuhongt <hongtao.liu@intel.com>
12325 * config/i386/avx512fp16intrin.h (_mm_undefined_ph):
12327 (_mm256_undefined_ph): Likewise.
12328 (_mm512_undefined_ph): Likewise.
12329 (_mm_cvtsh_h): Likewise.
12330 (_mm256_cvtsh_h): Likewise.
12331 (_mm512_cvtsh_h): Likewise.
12332 (_mm512_castph_ps): Likewise.
12333 (_mm512_castph_pd): Likewise.
12334 (_mm512_castph_si512): Likewise.
12335 (_mm512_castph512_ph128): Likewise.
12336 (_mm512_castph512_ph256): Likewise.
12337 (_mm512_castph128_ph512): Likewise.
12338 (_mm512_castph256_ph512): Likewise.
12339 (_mm512_zextph128_ph512): Likewise.
12340 (_mm512_zextph256_ph512): Likewise.
12341 (_mm512_castps_ph): Likewise.
12342 (_mm512_castpd_ph): Likewise.
12343 (_mm512_castsi512_ph): Likewise.
12344 * config/i386/avx512fp16vlintrin.h (_mm_castph_ps):
12346 (_mm256_castph_ps): Likewise.
12347 (_mm_castph_pd): Likewise.
12348 (_mm256_castph_pd): Likewise.
12349 (_mm_castph_si128): Likewise.
12350 (_mm256_castph_si256): Likewise.
12351 (_mm_castps_ph): Likewise.
12352 (_mm256_castps_ph): Likewise.
12353 (_mm_castpd_ph): Likewise.
12354 (_mm256_castpd_ph): Likewise.
12355 (_mm_castsi128_ph): Likewise.
12356 (_mm256_castsi256_ph): Likewise.
12357 (_mm256_castph256_ph128): Likewise.
12358 (_mm256_castph128_ph256): Likewise.
12359 (_mm256_zextph128_ph256): Likewise.
12361 2021-09-17 liuhongt <hongtao.liu@intel.com>
12363 * config/i386/avx512fp16intrin.h (_mm_cvtsh_ss):
12365 (_mm_mask_cvtsh_ss): Likewise.
12366 (_mm_maskz_cvtsh_ss): Likewise.
12367 (_mm_cvtsh_sd): Likewise.
12368 (_mm_mask_cvtsh_sd): Likewise.
12369 (_mm_maskz_cvtsh_sd): Likewise.
12370 (_mm_cvt_roundsh_ss): Likewise.
12371 (_mm_mask_cvt_roundsh_ss): Likewise.
12372 (_mm_maskz_cvt_roundsh_ss): Likewise.
12373 (_mm_cvt_roundsh_sd): Likewise.
12374 (_mm_mask_cvt_roundsh_sd): Likewise.
12375 (_mm_maskz_cvt_roundsh_sd): Likewise.
12376 (_mm_cvtss_sh): Likewise.
12377 (_mm_mask_cvtss_sh): Likewise.
12378 (_mm_maskz_cvtss_sh): Likewise.
12379 (_mm_cvtsd_sh): Likewise.
12380 (_mm_mask_cvtsd_sh): Likewise.
12381 (_mm_maskz_cvtsd_sh): Likewise.
12382 (_mm_cvt_roundss_sh): Likewise.
12383 (_mm_mask_cvt_roundss_sh): Likewise.
12384 (_mm_maskz_cvt_roundss_sh): Likewise.
12385 (_mm_cvt_roundsd_sh): Likewise.
12386 (_mm_mask_cvt_roundsd_sh): Likewise.
12387 (_mm_maskz_cvt_roundsd_sh): Likewise.
12388 * config/i386/i386-builtin-types.def
12389 (V8HF_FTYPE_V2DF_V8HF_V8HF_UQI_INT,
12390 V8HF_FTYPE_V4SF_V8HF_V8HF_UQI_INT,
12391 V2DF_FTYPE_V8HF_V2DF_V2DF_UQI_INT,
12392 V4SF_FTYPE_V8HF_V4SF_V4SF_UQI_INT): Add new builtin types.
12393 * config/i386/i386-builtin.def: Add corrresponding new builtins.
12394 * config/i386/i386-expand.c: Handle new builtin types.
12395 * config/i386/sse.md (VF48_128): New mode iterator.
12396 (avx512fp16_vcvtsh2<ssescalarmodesuffix><mask_scalar_name><round_saeonly_scalar_name>):
12398 (avx512fp16_vcvt<ssescalarmodesuffix>2sh<mask_scalar_name><round_scalar_name>):
12401 2021-09-17 liuhongt <hongtao.liu@intel.com>
12403 * config/i386/avx512fp16intrin.h (_mm512_cvtph_pd):
12405 (_mm512_mask_cvtph_pd): Likewise.
12406 (_mm512_maskz_cvtph_pd): Likewise.
12407 (_mm512_cvt_roundph_pd): Likewise.
12408 (_mm512_mask_cvt_roundph_pd): Likewise.
12409 (_mm512_maskz_cvt_roundph_pd): Likewise.
12410 (_mm512_cvtxph_ps): Likewise.
12411 (_mm512_mask_cvtxph_ps): Likewise.
12412 (_mm512_maskz_cvtxph_ps): Likewise.
12413 (_mm512_cvtx_roundph_ps): Likewise.
12414 (_mm512_mask_cvtx_roundph_ps): Likewise.
12415 (_mm512_maskz_cvtx_roundph_ps): Likewise.
12416 (_mm512_cvtxps_ph): Likewise.
12417 (_mm512_mask_cvtxps_ph): Likewise.
12418 (_mm512_maskz_cvtxps_ph): Likewise.
12419 (_mm512_cvtx_roundps_ph): Likewise.
12420 (_mm512_mask_cvtx_roundps_ph): Likewise.
12421 (_mm512_maskz_cvtx_roundps_ph): Likewise.
12422 (_mm512_cvtpd_ph): Likewise.
12423 (_mm512_mask_cvtpd_ph): Likewise.
12424 (_mm512_maskz_cvtpd_ph): Likewise.
12425 (_mm512_cvt_roundpd_ph): Likewise.
12426 (_mm512_mask_cvt_roundpd_ph): Likewise.
12427 (_mm512_maskz_cvt_roundpd_ph): Likewise.
12428 * config/i386/avx512fp16vlintrin.h (_mm_cvtph_pd):
12430 (_mm_mask_cvtph_pd): Likewise.
12431 (_mm_maskz_cvtph_pd): Likewise.
12432 (_mm256_cvtph_pd): Likewise.
12433 (_mm256_mask_cvtph_pd): Likewise.
12434 (_mm256_maskz_cvtph_pd): Likewise.
12435 (_mm_cvtxph_ps): Likewise.
12436 (_mm_mask_cvtxph_ps): Likewise.
12437 (_mm_maskz_cvtxph_ps): Likewise.
12438 (_mm256_cvtxph_ps): Likewise.
12439 (_mm256_mask_cvtxph_ps): Likewise.
12440 (_mm256_maskz_cvtxph_ps): Likewise.
12441 (_mm_cvtxps_ph): Likewise.
12442 (_mm_mask_cvtxps_ph): Likewise.
12443 (_mm_maskz_cvtxps_ph): Likewise.
12444 (_mm256_cvtxps_ph): Likewise.
12445 (_mm256_mask_cvtxps_ph): Likewise.
12446 (_mm256_maskz_cvtxps_ph): Likewise.
12447 (_mm_cvtpd_ph): Likewise.
12448 (_mm_mask_cvtpd_ph): Likewise.
12449 (_mm_maskz_cvtpd_ph): Likewise.
12450 (_mm256_cvtpd_ph): Likewise.
12451 (_mm256_mask_cvtpd_ph): Likewise.
12452 (_mm256_maskz_cvtpd_ph): Likewise.
12453 * config/i386/i386-builtin.def: Add corresponding new builtins.
12454 * config/i386/i386-builtin-types.def: Add corresponding builtin types.
12455 * config/i386/i386-expand.c: Handle new builtin types.
12456 * config/i386/sse.md
12457 (VF4_128_8_256): New.
12458 (VF48H_AVX512VL): Ditto.
12459 (ssePHmode): Add HF vector modes.
12460 (castmode): Add new convertable modes.
12461 (qq2phsuff): Ditto.
12462 (ph2pssuffix): New.
12463 (avx512fp16_vcvt<castmode>2ph_<mode><mask_name><round_name>): Ditto.
12464 (avx512fp16_vcvt<castmode>2ph_<mode>): Ditto.
12465 (*avx512fp16_vcvt<castmode>2ph_<mode>): Ditto.
12466 (avx512fp16_vcvt<castmode>2ph_<mode>_mask): Ditto.
12467 (*avx512fp16_vcvt<castmode>2ph_<mode>_mask): Ditto.
12468 (*avx512fp16_vcvt<castmode>2ph_<mode>_mask_1): Ditto.
12469 (avx512fp16_float_extend_ph<mode>2<mask_name><round_saeonly_name>):
12471 (avx512fp16_float_extend_ph<mode>2<mask_name>): Ditto.
12472 (*avx512fp16_float_extend_ph<mode>2_load<mask_name>): Ditto.
12473 (avx512fp16_float_extend_phv2df2<mask_name>): Ditto.
12474 (*avx512fp16_float_extend_phv2df2_load<mask_name>): Ditto.
12476 2021-09-17 liuhongt <hongtao.liu@intel.com>
12478 * config/i386/avx512fp16intrin.h (_mm_cvttsh_i32):
12480 (_mm_cvttsh_u32): Likewise.
12481 (_mm_cvtt_roundsh_i32): Likewise.
12482 (_mm_cvtt_roundsh_u32): Likewise.
12483 (_mm_cvttsh_i64): Likewise.
12484 (_mm_cvttsh_u64): Likewise.
12485 (_mm_cvtt_roundsh_i64): Likewise.
12486 (_mm_cvtt_roundsh_u64): Likewise.
12487 * config/i386/i386-builtin.def: Add corresponding new builtins.
12488 * config/i386/sse.md
12489 (avx512fp16_fix<fixunssuffix>_trunc<mode>2<round_saeonly_name>):
12492 2021-09-17 liuhongt <hongtao.liu@intel.com>
12494 * config/i386/avx512fp16intrin.h (_mm512_cvttph_epi32):
12496 (_mm512_mask_cvttph_epi32): Likewise.
12497 (_mm512_maskz_cvttph_epi32): Likewise.
12498 (_mm512_cvtt_roundph_epi32): Likewise.
12499 (_mm512_mask_cvtt_roundph_epi32): Likewise.
12500 (_mm512_maskz_cvtt_roundph_epi32): Likewise.
12501 (_mm512_cvttph_epu32): Likewise.
12502 (_mm512_mask_cvttph_epu32): Likewise.
12503 (_mm512_maskz_cvttph_epu32): Likewise.
12504 (_mm512_cvtt_roundph_epu32): Likewise.
12505 (_mm512_mask_cvtt_roundph_epu32): Likewise.
12506 (_mm512_maskz_cvtt_roundph_epu32): Likewise.
12507 (_mm512_cvttph_epi64): Likewise.
12508 (_mm512_mask_cvttph_epi64): Likewise.
12509 (_mm512_maskz_cvttph_epi64): Likewise.
12510 (_mm512_cvtt_roundph_epi64): Likewise.
12511 (_mm512_mask_cvtt_roundph_epi64): Likewise.
12512 (_mm512_maskz_cvtt_roundph_epi64): Likewise.
12513 (_mm512_cvttph_epu64): Likewise.
12514 (_mm512_mask_cvttph_epu64): Likewise.
12515 (_mm512_maskz_cvttph_epu64): Likewise.
12516 (_mm512_cvtt_roundph_epu64): Likewise.
12517 (_mm512_mask_cvtt_roundph_epu64): Likewise.
12518 (_mm512_maskz_cvtt_roundph_epu64): Likewise.
12519 (_mm512_cvttph_epi16): Likewise.
12520 (_mm512_mask_cvttph_epi16): Likewise.
12521 (_mm512_maskz_cvttph_epi16): Likewise.
12522 (_mm512_cvtt_roundph_epi16): Likewise.
12523 (_mm512_mask_cvtt_roundph_epi16): Likewise.
12524 (_mm512_maskz_cvtt_roundph_epi16): Likewise.
12525 (_mm512_cvttph_epu16): Likewise.
12526 (_mm512_mask_cvttph_epu16): Likewise.
12527 (_mm512_maskz_cvttph_epu16): Likewise.
12528 (_mm512_cvtt_roundph_epu16): Likewise.
12529 (_mm512_mask_cvtt_roundph_epu16): Likewise.
12530 (_mm512_maskz_cvtt_roundph_epu16): Likewise.
12531 * config/i386/avx512fp16vlintrin.h (_mm_cvttph_epi32):
12533 (_mm_mask_cvttph_epi32): Likewise.
12534 (_mm_maskz_cvttph_epi32): Likewise.
12535 (_mm256_cvttph_epi32): Likewise.
12536 (_mm256_mask_cvttph_epi32): Likewise.
12537 (_mm256_maskz_cvttph_epi32): Likewise.
12538 (_mm_cvttph_epu32): Likewise.
12539 (_mm_mask_cvttph_epu32): Likewise.
12540 (_mm_maskz_cvttph_epu32): Likewise.
12541 (_mm256_cvttph_epu32): Likewise.
12542 (_mm256_mask_cvttph_epu32): Likewise.
12543 (_mm256_maskz_cvttph_epu32): Likewise.
12544 (_mm_cvttph_epi64): Likewise.
12545 (_mm_mask_cvttph_epi64): Likewise.
12546 (_mm_maskz_cvttph_epi64): Likewise.
12547 (_mm256_cvttph_epi64): Likewise.
12548 (_mm256_mask_cvttph_epi64): Likewise.
12549 (_mm256_maskz_cvttph_epi64): Likewise.
12550 (_mm_cvttph_epu64): Likewise.
12551 (_mm_mask_cvttph_epu64): Likewise.
12552 (_mm_maskz_cvttph_epu64): Likewise.
12553 (_mm256_cvttph_epu64): Likewise.
12554 (_mm256_mask_cvttph_epu64): Likewise.
12555 (_mm256_maskz_cvttph_epu64): Likewise.
12556 (_mm_cvttph_epi16): Likewise.
12557 (_mm_mask_cvttph_epi16): Likewise.
12558 (_mm_maskz_cvttph_epi16): Likewise.
12559 (_mm256_cvttph_epi16): Likewise.
12560 (_mm256_mask_cvttph_epi16): Likewise.
12561 (_mm256_maskz_cvttph_epi16): Likewise.
12562 (_mm_cvttph_epu16): Likewise.
12563 (_mm_mask_cvttph_epu16): Likewise.
12564 (_mm_maskz_cvttph_epu16): Likewise.
12565 (_mm256_cvttph_epu16): Likewise.
12566 (_mm256_mask_cvttph_epu16): Likewise.
12567 (_mm256_maskz_cvttph_epu16): Likewise.
12568 * config/i386/i386-builtin.def: Add new builtins.
12569 * config/i386/sse.md
12570 (avx512fp16_fix<fixunssuffix>_trunc<mode>2<mask_name><round_saeonly_name>):
12572 (avx512fp16_fix<fixunssuffix>_trunc<mode>2<mask_name>): Ditto.
12573 (*avx512fp16_fix<fixunssuffix>_trunc<mode>2_load<mask_name>): Ditto.
12574 (avx512fp16_fix<fixunssuffix>_truncv2di2<mask_name>): Ditto.
12575 (avx512fp16_fix<fixunssuffix>_truncv2di2_load<mask_name>): Ditto.
12577 2021-09-17 liuhongt <hongtao.liu@intel.com>
12579 * config/i386/avx512fp16intrin.h (_mm_cvtsh_i32): New intrinsic.
12580 (_mm_cvtsh_u32): Likewise.
12581 (_mm_cvt_roundsh_i32): Likewise.
12582 (_mm_cvt_roundsh_u32): Likewise.
12583 (_mm_cvtsh_i64): Likewise.
12584 (_mm_cvtsh_u64): Likewise.
12585 (_mm_cvt_roundsh_i64): Likewise.
12586 (_mm_cvt_roundsh_u64): Likewise.
12587 (_mm_cvti32_sh): Likewise.
12588 (_mm_cvtu32_sh): Likewise.
12589 (_mm_cvt_roundi32_sh): Likewise.
12590 (_mm_cvt_roundu32_sh): Likewise.
12591 (_mm_cvti64_sh): Likewise.
12592 (_mm_cvtu64_sh): Likewise.
12593 (_mm_cvt_roundi64_sh): Likewise.
12594 (_mm_cvt_roundu64_sh): Likewise.
12595 * config/i386/i386-builtin-types.def: Add corresponding builtin types.
12596 * config/i386/i386-builtin.def: Add corresponding new builtins.
12597 * config/i386/i386-expand.c (ix86_expand_round_builtin):
12598 Handle new builtin types.
12599 * config/i386/sse.md
12600 (avx512fp16_vcvtsh2<sseintconvertsignprefix>si<rex64namesuffix><round_name>):
12602 (avx512fp16_vcvtsh2<sseintconvertsignprefix>si<rex64namesuffix>_2): Likewise.
12603 (avx512fp16_vcvt<floatsuffix>si2sh<rex64namesuffix><round_name>): Likewise.
12605 2021-09-16 Bill Schmidt <wschmidt@linux.ibm.com>
12607 * config/rs6000/rs6000-c.c (rs6000-builtins.h): New include.
12608 (altivec_resolve_new_overloaded_builtin): New forward decl.
12609 (rs6000_new_builtin_type_compatible): New function.
12610 (altivec_resolve_overloaded_builtin): Call
12611 altivec_resolve_new_overloaded_builtin.
12612 (altivec_build_new_resolved_builtin): New function.
12613 (altivec_resolve_new_overloaded_builtin): Likewise.
12614 * config/rs6000/rs6000-call.c (rs6000_new_builtin_is_supported):
12616 * config/rs6000/rs6000-gen-builtins.c (write_decls): Remove _p from
12617 name of rs6000_new_builtin_is_supported.
12619 2021-09-16 Uroš Bizjak <ubizjak@gmail.com>
12621 * config/i386/i386-protos.h (ix86_decompose_address):
12622 Change return type to bool.
12623 * config/i386/i386.c (ix86_decompose_address): Ditto.
12625 2021-09-16 Tobias Burnus <tobias@codesourcery.com>
12628 * config/rs6000/t-rs6000 (build/rs6000-gen-builtins.o, build/rbtree.o):
12629 Added 'build/' to target, use build/%.o rule.
12630 (build/rs6000-gen-builtins$(build_exeext)): Add 'build/' and
12631 '$(build_exeext)' to target and 'build/' for the *.o files.
12632 (rs6000-builtins.c): Update for those changes; run rs6000-gen-builtins
12635 2021-09-16 Martin Jambor <mjambor@suse.cz>
12637 * cgraph.c (cgraph_node::dump): Do not check caller count sums if
12638 the body has been removed. Remove trailing whitespace.
12640 2021-09-16 Richard Biener <rguenther@suse.de>
12642 PR middle-end/102360
12643 * internal-fn.c (expand_DEFERRED_INIT): Make pattern-init
12644 of non-memory more robust.
12646 2021-09-16 Daniel Cederman <cederman@gaisler.com>
12648 * config/sparc/sparc-opts.h (enum sparc_processor_type): Add LEON5
12649 * config/sparc/sparc.c (struct processor_costs): Add LEON5 costs
12650 (leon5_adjust_cost): Increase cost of store with data dependency
12651 on ALU instruction and FPU anti-dependencies.
12652 (sparc_option_override): Add LEON5 costs
12653 (sparc_adjust_cost): Add LEON5 cost adjustments
12654 * config/sparc/sparc.h: Add LEON5
12655 * config/sparc/sparc.md: Include LEON5 scheduling information
12656 * config/sparc/sparc.opt: Add LEON5
12657 * doc/invoke.texi: Add LEON5
12658 * config/sparc/leon5.md: New file.
12660 2021-09-16 Daniel Cederman <cederman@gaisler.com>
12662 * config/sparc/sparc.md (stack_protect_set32): Add NOP to prevent
12663 sensitive sequence for B2BST errata workaround.
12665 2021-09-16 Daniel Cederman <cederman@gaisler.com>
12667 * config/sparc/sparc.c (sparc_do_work_around_errata): Do not begin
12668 functions with atomic instruction in the UT700 errata workaround.
12670 2021-09-16 Daniel Cederman <cederman@gaisler.com>
12672 * config/sparc/sparc.c (next_active_non_empty_insn): New function
12673 that returns next active non empty assembly instruction.
12674 (sparc_do_work_around_errata): Use new function.
12676 2021-09-16 Daniel Cederman <cederman@gaisler.com>
12678 * config/sparc/sparc.c (store_insn_p): Add predicate for store
12680 (load_insn_p): Add predicate for load attributes.
12681 (sparc_do_work_around_errata): Use new predicates.
12683 2021-09-16 Andreas Larsson <andreas@gaisler.com>
12685 * config/sparc/sparc.c (dump_target_flag_bits): Print bit names for
12688 2021-09-16 Martin Liska <mliska@suse.cz>
12690 * config/mips/netbsd.h: Fix typo in name of a macro.
12692 2021-09-16 liuhongt <hongtao.liu@intel.com>
12694 PR middle-end/102080
12695 * match.pd: Check mask type when doing cond_op related gimple
12697 * tree.c (is_truth_type_for): New function.
12698 * tree.h (is_truth_type_for): New declaration.
12700 2021-09-16 liuhongt <hongtao.liu@intel.com>
12702 * config/i386/avx512fp16intrin.h (_mm512_cvtepi32_ph): New
12704 (_mm512_mask_cvtepi32_ph): Likewise.
12705 (_mm512_maskz_cvtepi32_ph): Likewise.
12706 (_mm512_cvt_roundepi32_ph): Likewise.
12707 (_mm512_mask_cvt_roundepi32_ph): Likewise.
12708 (_mm512_maskz_cvt_roundepi32_ph): Likewise.
12709 (_mm512_cvtepu32_ph): Likewise.
12710 (_mm512_mask_cvtepu32_ph): Likewise.
12711 (_mm512_maskz_cvtepu32_ph): Likewise.
12712 (_mm512_cvt_roundepu32_ph): Likewise.
12713 (_mm512_mask_cvt_roundepu32_ph): Likewise.
12714 (_mm512_maskz_cvt_roundepu32_ph): Likewise.
12715 (_mm512_cvtepi64_ph): Likewise.
12716 (_mm512_mask_cvtepi64_ph): Likewise.
12717 (_mm512_maskz_cvtepi64_ph): Likewise.
12718 (_mm512_cvt_roundepi64_ph): Likewise.
12719 (_mm512_mask_cvt_roundepi64_ph): Likewise.
12720 (_mm512_maskz_cvt_roundepi64_ph): Likewise.
12721 (_mm512_cvtepu64_ph): Likewise.
12722 (_mm512_mask_cvtepu64_ph): Likewise.
12723 (_mm512_maskz_cvtepu64_ph): Likewise.
12724 (_mm512_cvt_roundepu64_ph): Likewise.
12725 (_mm512_mask_cvt_roundepu64_ph): Likewise.
12726 (_mm512_maskz_cvt_roundepu64_ph): Likewise.
12727 (_mm512_cvtepi16_ph): Likewise.
12728 (_mm512_mask_cvtepi16_ph): Likewise.
12729 (_mm512_maskz_cvtepi16_ph): Likewise.
12730 (_mm512_cvt_roundepi16_ph): Likewise.
12731 (_mm512_mask_cvt_roundepi16_ph): Likewise.
12732 (_mm512_maskz_cvt_roundepi16_ph): Likewise.
12733 (_mm512_cvtepu16_ph): Likewise.
12734 (_mm512_mask_cvtepu16_ph): Likewise.
12735 (_mm512_maskz_cvtepu16_ph): Likewise.
12736 (_mm512_cvt_roundepu16_ph): Likewise.
12737 (_mm512_mask_cvt_roundepu16_ph): Likewise.
12738 (_mm512_maskz_cvt_roundepu16_ph): Likewise.
12739 * config/i386/avx512fp16vlintrin.h (_mm_cvtepi32_ph): New
12741 (_mm_mask_cvtepi32_ph): Likewise.
12742 (_mm_maskz_cvtepi32_ph): Likewise.
12743 (_mm256_cvtepi32_ph): Likewise.
12744 (_mm256_mask_cvtepi32_ph): Likewise.
12745 (_mm256_maskz_cvtepi32_ph): Likewise.
12746 (_mm_cvtepu32_ph): Likewise.
12747 (_mm_mask_cvtepu32_ph): Likewise.
12748 (_mm_maskz_cvtepu32_ph): Likewise.
12749 (_mm256_cvtepu32_ph): Likewise.
12750 (_mm256_mask_cvtepu32_ph): Likewise.
12751 (_mm256_maskz_cvtepu32_ph): Likewise.
12752 (_mm_cvtepi64_ph): Likewise.
12753 (_mm_mask_cvtepi64_ph): Likewise.
12754 (_mm_maskz_cvtepi64_ph): Likewise.
12755 (_mm256_cvtepi64_ph): Likewise.
12756 (_mm256_mask_cvtepi64_ph): Likewise.
12757 (_mm256_maskz_cvtepi64_ph): Likewise.
12758 (_mm_cvtepu64_ph): Likewise.
12759 (_mm_mask_cvtepu64_ph): Likewise.
12760 (_mm_maskz_cvtepu64_ph): Likewise.
12761 (_mm256_cvtepu64_ph): Likewise.
12762 (_mm256_mask_cvtepu64_ph): Likewise.
12763 (_mm256_maskz_cvtepu64_ph): Likewise.
12764 (_mm_cvtepi16_ph): Likewise.
12765 (_mm_mask_cvtepi16_ph): Likewise.
12766 (_mm_maskz_cvtepi16_ph): Likewise.
12767 (_mm256_cvtepi16_ph): Likewise.
12768 (_mm256_mask_cvtepi16_ph): Likewise.
12769 (_mm256_maskz_cvtepi16_ph): Likewise.
12770 (_mm_cvtepu16_ph): Likewise.
12771 (_mm_mask_cvtepu16_ph): Likewise.
12772 (_mm_maskz_cvtepu16_ph): Likewise.
12773 (_mm256_cvtepu16_ph): Likewise.
12774 (_mm256_mask_cvtepu16_ph): Likewise.
12775 (_mm256_maskz_cvtepu16_ph): Likewise.
12776 * config/i386/i386-builtin-types.def: Add corresponding builtin types.
12777 * config/i386/i386-builtin.def: Add corresponding new builtins.
12778 * config/i386/i386-expand.c
12779 (ix86_expand_args_builtin): Handle new builtin types.
12780 (ix86_expand_round_builtin): Ditto.
12781 * config/i386/i386-modes.def: Declare V2HF and V6HF.
12782 * config/i386/sse.md (VI2H_AVX512VL): New.
12783 (qq2phsuff): Ditto.
12784 (sseintvecmode): Add HF vector modes.
12785 (avx512fp16_vcvt<floatsuffix><sseintconvert>2ph_<mode><mask_name><round_name>):
12787 (avx512fp16_vcvt<floatsuffix><sseintconvert>2ph_<mode>): Ditto.
12788 (*avx512fp16_vcvt<floatsuffix><sseintconvert>2ph_<mode>): Ditto.
12789 (avx512fp16_vcvt<floatsuffix><sseintconvert>2ph_<mode>_mask): Ditto.
12790 (*avx512fp16_vcvt<floatsuffix><sseintconvert>2ph_<mode>_mask): Ditto.
12791 (*avx512fp16_vcvt<floatsuffix><sseintconvert>2ph_<mode>_mask_1): Ditto.
12792 (avx512fp16_vcvt<floatsuffix>qq2ph_v2di): Ditto.
12793 (*avx512fp16_vcvt<floatsuffix>qq2ph_v2di): Ditto.
12794 (avx512fp16_vcvt<floatsuffix>qq2ph_v2di_mask): Ditto.
12795 (*avx512fp16_vcvt<floatsuffix>qq2ph_v2di_mask): Ditto.
12796 (*avx512fp16_vcvt<floatsuffix>qq2ph_v2di_mask_1): Ditto.
12797 * config/i386/subst.md (round_qq2phsuff): New subst_attr.
12799 2021-09-16 liuhongt <hongtao.liu@intel.com>
12801 * config/i386/avx512fp16intrin.h (_mm512_cvtph_epi32):
12803 (_mm512_mask_cvtph_epi32): Likewise.
12804 (_mm512_maskz_cvtph_epi32): Likewise.
12805 (_mm512_cvt_roundph_epi32): Likewise.
12806 (_mm512_mask_cvt_roundph_epi32): Likewise.
12807 (_mm512_maskz_cvt_roundph_epi32): Likewise.
12808 (_mm512_cvtph_epu32): Likewise.
12809 (_mm512_mask_cvtph_epu32): Likewise.
12810 (_mm512_maskz_cvtph_epu32): Likewise.
12811 (_mm512_cvt_roundph_epu32): Likewise.
12812 (_mm512_mask_cvt_roundph_epu32): Likewise.
12813 (_mm512_maskz_cvt_roundph_epu32): Likewise.
12814 (_mm512_cvtph_epi64): Likewise.
12815 (_mm512_mask_cvtph_epi64): Likewise.
12816 (_mm512_maskz_cvtph_epi64): Likewise.
12817 (_mm512_cvt_roundph_epi64): Likewise.
12818 (_mm512_mask_cvt_roundph_epi64): Likewise.
12819 (_mm512_maskz_cvt_roundph_epi64): Likewise.
12820 (_mm512_cvtph_epu64): Likewise.
12821 (_mm512_mask_cvtph_epu64): Likewise.
12822 (_mm512_maskz_cvtph_epu64): Likewise.
12823 (_mm512_cvt_roundph_epu64): Likewise.
12824 (_mm512_mask_cvt_roundph_epu64): Likewise.
12825 (_mm512_maskz_cvt_roundph_epu64): Likewise.
12826 (_mm512_cvtph_epi16): Likewise.
12827 (_mm512_mask_cvtph_epi16): Likewise.
12828 (_mm512_maskz_cvtph_epi16): Likewise.
12829 (_mm512_cvt_roundph_epi16): Likewise.
12830 (_mm512_mask_cvt_roundph_epi16): Likewise.
12831 (_mm512_maskz_cvt_roundph_epi16): Likewise.
12832 (_mm512_cvtph_epu16): Likewise.
12833 (_mm512_mask_cvtph_epu16): Likewise.
12834 (_mm512_maskz_cvtph_epu16): Likewise.
12835 (_mm512_cvt_roundph_epu16): Likewise.
12836 (_mm512_mask_cvt_roundph_epu16): Likewise.
12837 (_mm512_maskz_cvt_roundph_epu16): Likewise.
12838 * config/i386/avx512fp16vlintrin.h (_mm_cvtph_epi32):
12840 (_mm_mask_cvtph_epi32): Likewise.
12841 (_mm_maskz_cvtph_epi32): Likewise.
12842 (_mm256_cvtph_epi32): Likewise.
12843 (_mm256_mask_cvtph_epi32): Likewise.
12844 (_mm256_maskz_cvtph_epi32): Likewise.
12845 (_mm_cvtph_epu32): Likewise.
12846 (_mm_mask_cvtph_epu32): Likewise.
12847 (_mm_maskz_cvtph_epu32): Likewise.
12848 (_mm256_cvtph_epu32): Likewise.
12849 (_mm256_mask_cvtph_epu32): Likewise.
12850 (_mm256_maskz_cvtph_epu32): Likewise.
12851 (_mm_cvtph_epi64): Likewise.
12852 (_mm_mask_cvtph_epi64): Likewise.
12853 (_mm_maskz_cvtph_epi64): Likewise.
12854 (_mm256_cvtph_epi64): Likewise.
12855 (_mm256_mask_cvtph_epi64): Likewise.
12856 (_mm256_maskz_cvtph_epi64): Likewise.
12857 (_mm_cvtph_epu64): Likewise.
12858 (_mm_mask_cvtph_epu64): Likewise.
12859 (_mm_maskz_cvtph_epu64): Likewise.
12860 (_mm256_cvtph_epu64): Likewise.
12861 (_mm256_mask_cvtph_epu64): Likewise.
12862 (_mm256_maskz_cvtph_epu64): Likewise.
12863 (_mm_cvtph_epi16): Likewise.
12864 (_mm_mask_cvtph_epi16): Likewise.
12865 (_mm_maskz_cvtph_epi16): Likewise.
12866 (_mm256_cvtph_epi16): Likewise.
12867 (_mm256_mask_cvtph_epi16): Likewise.
12868 (_mm256_maskz_cvtph_epi16): Likewise.
12869 (_mm_cvtph_epu16): Likewise.
12870 (_mm_mask_cvtph_epu16): Likewise.
12871 (_mm_maskz_cvtph_epu16): Likewise.
12872 (_mm256_cvtph_epu16): Likewise.
12873 (_mm256_mask_cvtph_epu16): Likewise.
12874 (_mm256_maskz_cvtph_epu16): Likewise.
12875 * config/i386/i386-builtin-types.def: Add new builtin types.
12876 * config/i386/i386-builtin.def: Add new builtins.
12877 * config/i386/i386-expand.c
12878 (ix86_expand_args_builtin): Handle new builtin types.
12879 (ix86_expand_round_builtin): Ditto.
12880 * config/i386/sse.md (sseintconvert): New.
12881 (ssePHmode): Ditto.
12882 (UNSPEC_US_FIX_NOTRUNC): Ditto.
12883 (sseintconvertsignprefix): Ditto.
12884 (avx512fp16_vcvtph2<sseintconvertsignprefix><sseintconvert>_<mode><mask_name><round_name>):
12887 2021-09-16 liuhongt <hongtao.liu@intel.com>
12889 * config/i386/avx512fp16intrin.h: (_mm_cvtsi16_si128):
12891 (_mm_cvtsi128_si16): Likewise.
12892 (_mm_mask_load_sh): Likewise.
12893 (_mm_maskz_load_sh): Likewise.
12894 (_mm_mask_store_sh): Likewise.
12895 (_mm_move_sh): Likewise.
12896 (_mm_mask_move_sh): Likewise.
12897 (_mm_maskz_move_sh): Likewise.
12898 * config/i386/i386-builtin-types.def: Add corresponding builtin types.
12899 * config/i386/i386-builtin.def: Add corresponding new builtins.
12900 * config/i386/i386-expand.c
12901 (ix86_expand_special_args_builtin): Handle new builtin types.
12902 (ix86_expand_vector_init_one_nonzero): Adjust for FP16 target.
12903 * config/i386/sse.md (VI2F): New mode iterator.
12904 (vec_set<mode>_0): Use new mode iterator.
12905 (avx512f_mov<ssescalarmodelower>_mask): Adjust for HF vector mode.
12906 (avx512f_store<mode>_mask): Ditto.
12908 2021-09-16 Kewen Lin <linkw@linux.ibm.com>
12910 * config/rs6000/rs6000.opt (-mtoc-fusion): Remove.
12912 2021-09-15 David Edelsohn <dje.gcc@gmail.com>
12914 * config/rs6000/rs6000.c (rs6000_xcoff_encode_section_info):
12915 Proceed if no symbol summary or the symbol alias flag is false.
12917 2021-09-15 Jakub Jelinek <jakub@redhat.com>
12921 * varasm.c (output_constructor_regular_field): Instead of assertion
12922 that array_size_for_constructor result is equal to size of
12923 TREE_TYPE (local->val) in bytes, assert that the type size is greater
12924 or equal to array_size_for_constructor result and use type size as
12927 2021-09-15 Martin Liska <mliska@suse.cz>
12930 * config/i386/vxworks.h: Use new macro TARGET_CPU_P.
12932 2021-09-15 Martin Liska <mliska@suse.cz>
12935 * config/rs6000/rs6000.c (rs6000_xcoff_encode_section_info):
12936 Check that we have a symbol summary for a symbol.
12938 2021-09-15 Richard Biener <rguenther@suse.de>
12941 * config/rs6000/lynx.h: Remove undef of PREFERRED_DEBUGGING_TYPE
12942 to inherit from elfos.h
12944 2021-09-15 liuhongt <hongtao.liu@intel.com>
12947 * config/i386/i386-expand.c
12948 (ix86_expand_vector_init_interleave): Use puncklwd to pack 2
12950 (ix86_expand_vector_set): Use blendw instead of pinsrw.
12951 * config/i386/i386.c (ix86_can_change_mode_class): Adjust for
12952 AVX512FP16 which supports 16bit vector load.
12953 * config/i386/sse.md (avx512bw_interleave_highv32hi<mask_name>):
12955 (avx512bw_interleave_high<mode><mask_name>): .. this, and
12956 extend to V32HFmode.
12957 (avx2_interleave_highv16hi<mask_name>): Rename to ..
12958 (avx2_interleave_high<mode><mask_name>): .. this, and extend
12960 (vec_interleave_highv8hi<mask_name>): Rename to ..
12961 (vec_interleave_high<mode><mask_name>): .. this, and extend to V8HFmode.
12962 (<mask_codefor>avx512bw_interleave_lowv32hi<mask_name>):
12964 (<mask_codefor>avx512bw_interleave_low<mode><mask_name>):
12965 this, and extend to V32HFmode.
12966 (avx2_interleave_lowv16hi<mask_name>): Rename to ..
12967 (avx2_interleave_low<mode><mask_name>): .. this, and extend to V16HFmode.
12968 (vec_interleave_lowv8hi<mask_name>): Rename to ..
12969 (vec_interleave_low<mode><mask_name>): .. this, and extend to V8HFmode.
12970 (sse4_1_pblendw): Rename to ..
12971 (sse4_1_pblend<blendsuf>): .. this, and extend to V8HFmode.
12972 (avx2_pblendph): New define_expand.
12973 (<sse2p4_1>_pinsr<ssemodesuffix>): Refactor, use
12974 sseintmodesuffix instead of ssemodesuffix.
12975 (blendsuf): New mode attr.
12977 2021-09-15 Richard Biener <rguenther@suse.de>
12979 * tree-vectorizer.h (dr_misalignment): Move out of line.
12980 (dr_target_alignment): New.
12981 (DR_TARGET_ALIGNMENT): Wrap dr_target_alignment.
12982 (set_dr_target_alignment): New.
12983 (SET_DR_TARGET_ALIGNMENT): Wrap set_dr_target_alignment.
12984 * tree-vect-data-refs.c (dr_misalignment): Compute and
12985 return the group members misalignment.
12986 (vect_compute_data_ref_alignment): Use SET_DR_TARGET_ALIGNMENT.
12987 (vect_analyze_data_refs_alignment): Compute alignment only
12988 for the first element of a DR group.
12989 (vect_slp_analyze_node_alignment): Likewise.
12991 2021-09-15 Hongyu Wang <hongyu.wang@intel.com>
12993 * config/i386/avx512fp16intrin.h: Adjust all builtin calls.
12994 * config/i386/avx512fp16vlintrin.h: Likewise.
12995 * config/i386/i386-builtin.def: Adjust builtin name and
12996 enumeration to match AVX512F style.
12998 2021-09-15 Richard Biener <rguenther@suse.de>
13000 PR tree-optimization/102318
13001 * tree-vect-loop.c (vect_transform_cycle_phi): Revert
13002 previous change and do the mode conversion separately from
13003 the sign conversion.
13005 2021-09-15 Hongtao Liu <hongtao.liu@intel.com>
13006 Peter Cordes <peter@cordes.ca>
13009 * config/i386/sse.md (extract_suf): Add V8SF/V8SI/V4DF/V4DI.
13010 (*vec_extract<mode><ssescalarmodelower>_valign): Output
13011 vextract{i,f}{32x4,64x2} instruction when byte_offset % 16 ==
13014 2021-09-15 Richard Biener <rguenther@suse.de>
13016 * config.gcc: Remove vax-*-openbsd* configuration.
13018 2021-09-15 Richard Biener <rguenther@suse.de>
13020 * config.gcc: Remove m68k-openbsd.
13022 2021-09-15 Max Filippov <jcmvbkbc@gmail.com>
13025 * config/xtensa/t-xtensa (TM_H): Add include/xtensa-config.h.
13027 2021-09-14 Peter Bergner <bergner@linux.ibm.com>
13029 * config/rs6000/mma.md (unspec): Delete UNSPEC_MMA_XXSETACCZ.
13030 (unspecv): Add UNSPECV_MMA_XXSETACCZ.
13031 (*mma_xxsetaccz): Delete.
13032 (mma_xxsetaccz): Change to define_insn. Remove operand 1.
13033 Use UNSPECV_MMA_XXSETACCZ. Update comment.
13034 * config/rs6000/rs6000.c (rs6000_rtx_costs): Use UNSPECV_MMA_XXSETACCZ.
13036 2021-09-14 Iain Sandoe <iain@sandoe.co.uk>
13038 * Makefile.in: Remove variables related to applying no-PIE
13039 to the exes on $build.
13040 * configure: Regenerate.
13041 * configure.ac: Remove configuration related to applying
13042 no-PIE to the exes on $build.
13044 2021-09-14 Claudiu Zissulescu <claziss@synopsys.com>
13046 * config/arc/arc.md (doloop_end): Add missing mode.
13047 (loop_end): Likewise.
13049 2021-09-14 Jakub Jelinek <jakub@redhat.com>
13051 * gimplify.c (goa_stabilize_expr): Add depth argument, propagate
13052 it to recursive calls, for depth above 7 just gimplify or return.
13053 Perform a test even for MODIFY_EXPR, ADDR_EXPR, COMPOUND_EXPR with
13054 __builtin_clear_padding and TARGET_EXPR.
13055 (gimplify_omp_atomic): Adjust goa_stabilize_expr callers.
13057 2021-09-14 liuhongt <hongtao.liu@intel.com>
13059 * config/i386/avx512fp16intrin.h (_mm_fpclass_sh_mask):
13061 (_mm_mask_fpclass_sh_mask): Likewise.
13062 (_mm512_mask_fpclass_ph_mask): Likewise.
13063 (_mm512_fpclass_ph_mask): Likewise.
13064 (_mm_getexp_sh): Likewise.
13065 (_mm_mask_getexp_sh): Likewise.
13066 (_mm_maskz_getexp_sh): Likewise.
13067 (_mm512_getexp_ph): Likewise.
13068 (_mm512_mask_getexp_ph): Likewise.
13069 (_mm512_maskz_getexp_ph): Likewise.
13070 (_mm_getexp_round_sh): Likewise.
13071 (_mm_mask_getexp_round_sh): Likewise.
13072 (_mm_maskz_getexp_round_sh): Likewise.
13073 (_mm512_getexp_round_ph): Likewise.
13074 (_mm512_mask_getexp_round_ph): Likewise.
13075 (_mm512_maskz_getexp_round_ph): Likewise.
13076 (_mm_getmant_sh): Likewise.
13077 (_mm_mask_getmant_sh): Likewise.
13078 (_mm_maskz_getmant_sh): Likewise.
13079 (_mm512_getmant_ph): Likewise.
13080 (_mm512_mask_getmant_ph): Likewise.
13081 (_mm512_maskz_getmant_ph): Likewise.
13082 (_mm_getmant_round_sh): Likewise.
13083 (_mm_mask_getmant_round_sh): Likewise.
13084 (_mm_maskz_getmant_round_sh): Likewise.
13085 (_mm512_getmant_round_ph): Likewise.
13086 (_mm512_mask_getmant_round_ph): Likewise.
13087 (_mm512_maskz_getmant_round_ph): Likewise.
13088 * config/i386/avx512fp16vlintrin.h (_mm_mask_fpclass_ph_mask):
13090 (_mm_fpclass_ph_mask): Likewise.
13091 (_mm256_mask_fpclass_ph_mask): Likewise.
13092 (_mm256_fpclass_ph_mask): Likewise.
13093 (_mm256_getexp_ph): Likewise.
13094 (_mm256_mask_getexp_ph): Likewise.
13095 (_mm256_maskz_getexp_ph): Likewise.
13096 (_mm_getexp_ph): Likewise.
13097 (_mm_mask_getexp_ph): Likewise.
13098 (_mm_maskz_getexp_ph): Likewise.
13099 (_mm256_getmant_ph): Likewise.
13100 (_mm256_mask_getmant_ph): Likewise.
13101 (_mm256_maskz_getmant_ph): Likewise.
13102 (_mm_getmant_ph): Likewise.
13103 (_mm_mask_getmant_ph): Likewise.
13104 (_mm_maskz_getmant_ph): Likewise.
13105 * config/i386/i386-builtin-types.def: Add corresponding builtin types.
13106 * config/i386/i386-builtin.def: Add corresponding new builtins.
13107 * config/i386/i386-expand.c
13108 (ix86_expand_args_builtin): Handle new builtin types.
13109 (ix86_expand_round_builtin): Ditto.
13110 * config/i386/sse.md (vecmemsuffix): Add HF vector modes.
13111 (<avx512>_getexp<mode><mask_name><round_saeonly_name>): Adjust
13112 to support HF vector modes.
13113 (avx512f_sgetexp<mode><mask_scalar_name><round_saeonly_scalar_name):
13115 (avx512dq_fpclass<mode><mask_scalar_merge_name>): Ditto.
13116 (avx512dq_vmfpclass<mode><mask_scalar_merge_name>): Ditto.
13117 (<avx512>_getmant<mode><mask_name><round_saeonly_name>): Ditto.
13118 (avx512f_vgetmant<mode><mask_scalar_name><round_saeonly_scalar_name>):
13121 2021-09-14 liuhongt <hongtao.liu@intel.com>
13123 * config/i386/avx512fp16intrin.h (_mm512_reduce_ph):
13125 (_mm512_mask_reduce_ph): Likewise.
13126 (_mm512_maskz_reduce_ph): Likewise.
13127 (_mm512_reduce_round_ph): Likewise.
13128 (_mm512_mask_reduce_round_ph): Likewise.
13129 (_mm512_maskz_reduce_round_ph): Likewise.
13130 (_mm_reduce_sh): Likewise.
13131 (_mm_mask_reduce_sh): Likewise.
13132 (_mm_maskz_reduce_sh): Likewise.
13133 (_mm_reduce_round_sh): Likewise.
13134 (_mm_mask_reduce_round_sh): Likewise.
13135 (_mm_maskz_reduce_round_sh): Likewise.
13136 (_mm512_roundscale_ph): Likewise.
13137 (_mm512_mask_roundscale_ph): Likewise.
13138 (_mm512_maskz_roundscale_ph): Likewise.
13139 (_mm512_roundscale_round_ph): Likewise.
13140 (_mm512_mask_roundscale_round_ph): Likewise.
13141 (_mm512_maskz_roundscale_round_ph): Likewise.
13142 (_mm_roundscale_sh): Likewise.
13143 (_mm_mask_roundscale_sh): Likewise.
13144 (_mm_maskz_roundscale_sh): Likewise.
13145 (_mm_roundscale_round_sh): Likewise.
13146 (_mm_mask_roundscale_round_sh): Likewise.
13147 (_mm_maskz_roundscale_round_sh): Likewise.
13148 * config/i386/avx512fp16vlintrin.h: (_mm_reduce_ph):
13150 (_mm_mask_reduce_ph): Likewise.
13151 (_mm_maskz_reduce_ph): Likewise.
13152 (_mm256_reduce_ph): Likewise.
13153 (_mm256_mask_reduce_ph): Likewise.
13154 (_mm256_maskz_reduce_ph): Likewise.
13155 (_mm_roundscale_ph): Likewise.
13156 (_mm_mask_roundscale_ph): Likewise.
13157 (_mm_maskz_roundscale_ph): Likewise.
13158 (_mm256_roundscale_ph): Likewise.
13159 (_mm256_mask_roundscale_ph): Likewise.
13160 (_mm256_maskz_roundscale_ph): Likewise.
13161 * config/i386/i386-builtin-types.def: Add corresponding builtin types.
13162 * config/i386/i386-builtin.def: Add corresponding new builtins.
13163 * config/i386/i386-expand.c
13164 (ix86_expand_args_builtin): Handle new builtin types.
13165 (ix86_expand_round_builtin): Ditto.
13166 * config/i386/sse.md (<mask_codefor>reducep<mode><mask_name>):
13168 (<mask_codefor>reducep<mode><mask_name><round_saeonly_name>):
13169 ... this, and adjust for round operands.
13170 (reduces<mode><mask_scalar_name>): Likewise, with ...
13171 (reduces<mode><mask_scalar_name><round_saeonly_scalar_name):
13173 (<avx512>_rndscale<mode><mask_name><round_saeonly_name>):
13174 Adjust for HF vector modes.
13175 (avx512f_rndscale<mode><mask_scalar_name><round_saeonly_scalar_name>):
13177 (*avx512f_rndscale<mode><round_saeonly_name>): Ditto.
13179 2021-09-14 liuhongt <hongtao.liu@intel.com>
13181 * config/i386/avx512fp16intrin.h: (_mm512_rcp_ph):
13183 (_mm512_mask_rcp_ph): Likewise.
13184 (_mm512_maskz_rcp_ph): Likewise.
13185 (_mm_rcp_sh): Likewise.
13186 (_mm_mask_rcp_sh): Likewise.
13187 (_mm_maskz_rcp_sh): Likewise.
13188 (_mm512_scalef_ph): Likewise.
13189 (_mm512_mask_scalef_ph): Likewise.
13190 (_mm512_maskz_scalef_ph): Likewise.
13191 (_mm512_scalef_round_ph): Likewise.
13192 (_mm512_mask_scalef_round_ph): Likewise.
13193 (_mm512_maskz_scalef_round_ph): Likewise.
13194 (_mm_scalef_sh): Likewise.
13195 (_mm_mask_scalef_sh): Likewise.
13196 (_mm_maskz_scalef_sh): Likewise.
13197 (_mm_scalef_round_sh): Likewise.
13198 (_mm_mask_scalef_round_sh): Likewise.
13199 (_mm_maskz_scalef_round_sh): Likewise.
13200 * config/i386/avx512fp16vlintrin.h (_mm_rcp_ph):
13202 (_mm256_rcp_ph): Likewise.
13203 (_mm_mask_rcp_ph): Likewise.
13204 (_mm256_mask_rcp_ph): Likewise.
13205 (_mm_maskz_rcp_ph): Likewise.
13206 (_mm256_maskz_rcp_ph): Likewise.
13207 (_mm_scalef_ph): Likewise.
13208 (_mm256_scalef_ph): Likewise.
13209 (_mm_mask_scalef_ph): Likewise.
13210 (_mm256_mask_scalef_ph): Likewise.
13211 (_mm_maskz_scalef_ph): Likewise.
13212 (_mm256_maskz_scalef_ph): Likewise.
13213 * config/i386/i386-builtin.def: Add new builtins.
13214 * config/i386/sse.md (VFH_AVX512VL): New.
13215 (avx512fp16_rcp<mode>2<mask_name>): Ditto.
13216 (avx512fp16_vmrcpv8hf2<mask_scalar_name>): Ditto.
13217 (avx512f_vmscalef<mode><mask_scalar_name><round_scalar_name>):
13218 Adjust to support HF vector modes.
13219 (<avx512>_scalef<mode><mask_name><round_name>): Ditto.
13221 2021-09-14 liuhongt <hongtao.liu@intel.com>
13223 * config/i386/avx512fp16intrin.h: (_mm512_sqrt_ph):
13225 (_mm512_mask_sqrt_ph): Likewise.
13226 (_mm512_maskz_sqrt_ph): Likewise.
13227 (_mm512_sqrt_round_ph): Likewise.
13228 (_mm512_mask_sqrt_round_ph): Likewise.
13229 (_mm512_maskz_sqrt_round_ph): Likewise.
13230 (_mm512_rsqrt_ph): Likewise.
13231 (_mm512_mask_rsqrt_ph): Likewise.
13232 (_mm512_maskz_rsqrt_ph): Likewise.
13233 (_mm_rsqrt_sh): Likewise.
13234 (_mm_mask_rsqrt_sh): Likewise.
13235 (_mm_maskz_rsqrt_sh): Likewise.
13236 (_mm_sqrt_sh): Likewise.
13237 (_mm_mask_sqrt_sh): Likewise.
13238 (_mm_maskz_sqrt_sh): Likewise.
13239 (_mm_sqrt_round_sh): Likewise.
13240 (_mm_mask_sqrt_round_sh): Likewise.
13241 (_mm_maskz_sqrt_round_sh): Likewise.
13242 * config/i386/avx512fp16vlintrin.h (_mm_sqrt_ph): New intrinsic.
13243 (_mm256_sqrt_ph): Likewise.
13244 (_mm_mask_sqrt_ph): Likewise.
13245 (_mm256_mask_sqrt_ph): Likewise.
13246 (_mm_maskz_sqrt_ph): Likewise.
13247 (_mm256_maskz_sqrt_ph): Likewise.
13248 (_mm_rsqrt_ph): Likewise.
13249 (_mm256_rsqrt_ph): Likewise.
13250 (_mm_mask_rsqrt_ph): Likewise.
13251 (_mm256_mask_rsqrt_ph): Likewise.
13252 (_mm_maskz_rsqrt_ph): Likewise.
13253 (_mm256_maskz_rsqrt_ph): Likewise.
13254 * config/i386/i386-builtin-types.def: Add corresponding builtin types.
13255 * config/i386/i386-builtin.def: Add corresponding new builtins.
13256 * config/i386/i386-expand.c
13257 (ix86_expand_args_builtin): Handle new builtins.
13258 (ix86_expand_round_builtin): Ditto.
13259 * config/i386/sse.md (VF_AVX512FP16VL): New.
13260 (sqrt<mode>2): Adjust for HF vector modes.
13261 (<sse>_sqrt<mode>2<mask_name><round_name>): Likewise.
13262 (<sse>_vmsqrt<mode>2<mask_scalar_name><round_scalar_name>):
13264 (<sse>_rsqrt<mode>2<mask_name>): New.
13265 (avx512fp16_vmrsqrtv8hf2<mask_scalar_name>): Likewise.
13267 2021-09-13 Thomas Schwinge <thomas@codesourcery.com>
13269 PR bootstrap/101574
13270 * diagnostic-spec.c (warning_suppressed_at, copy_warning): Handle
13271 'RESERVED_LOCATION_P' locations.
13272 * warning-control.cc (get_nowarn_spec, suppress_warning)
13273 (copy_warning): Likewise.
13275 2021-09-13 Thomas Schwinge <thomas@codesourcery.com>
13277 * diagnostic-spec.h (typedef xint_hash_t): Use 'location_t' instead of...
13278 (typedef key_type_t): ... this. Remove.
13279 (nowarn_map): Document.
13280 * diagnostic-spec.c (nowarn_map): Likewise.
13281 * warning-control.cc (convert_to_key): Evolve functions into...
13282 (get_location): ... these. Adjust all users.
13284 2021-09-13 Thomas Schwinge <thomas@codesourcery.com>
13286 * warning-control.cc (copy_warning): Remove 'nowarn_map' setup.
13288 2021-09-13 Jason Merrill <jason@redhat.com>
13290 * params.opt: Add destructive-interference-size and
13291 constructive-interference-size.
13292 * doc/invoke.texi: Document them.
13293 * config/aarch64/aarch64.c (aarch64_override_options_internal):
13295 * config/arm/arm.c (arm_option_override): Set them.
13296 * config/i386/i386-options.c (ix86_option_override_internal):
13299 2021-09-13 Martin Liska <mliska@suse.cz>
13300 H.J. Lu <hjl.tools@gmail.com>
13303 * common/config/i386/cpuinfo.h (cpu_indicator_init): Add support
13304 for x86-64 micro levels for __builtin_cpu_supports.
13305 * common/config/i386/i386-cpuinfo.h (enum feature_priority):
13306 Add priorities for the micro-arch levels.
13307 (enum processor_features): Add new features.
13308 * common/config/i386/i386-isas.h: Add micro-arch features.
13309 * config/i386/i386-builtins.c (get_builtin_code_for_version):
13310 Support the micro-arch levels by callsing
13311 __builtin_cpu_supports.
13312 * doc/extend.texi: Document that the levels are support by
13313 __builtin_cpu_supports.
13315 2021-09-13 Andrew Pinski <apinski@marvell.com>
13318 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin_lane_check):
13320 (aarch64_general_fold_builtin): Handle AARCH64_SIMD_BUILTIN_LANE_CHECK.
13321 (aarch64_general_gimple_fold_builtin): Likewise.
13323 2021-09-13 Andrew Pinski <apinski@marvell.com>
13325 * config.gcc: Add m32r-*-linux* and m32rle-*-linux*
13326 to the Unsupported targets list.
13327 Remove support for m32r-*-linux* and m32rle-*-linux*.
13328 * config/m32r/linux.h: Removed.
13329 * config/m32r/t-linux: Removed.
13331 2021-09-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13334 * config/aarch64/aarch64.c (aarch64_classify_address): Don't allow
13335 register index for SVE predicate modes.
13337 2021-09-13 Aldy Hernandez <aldyh@redhat.com>
13339 * tree-ssa-threadbackward.c
13340 (back_threader_profitability::profitable_path_p): Remove FSM
13342 (back_threader_registry::register_path): Same.
13343 * tree-ssa-threadedge.c
13344 (jump_threader::simplify_control_stmt_condition): Same.
13345 * tree-ssa-threadupdate.c (jt_path_registry::jt_path_registry):
13346 Add backedge_threads argument.
13347 (fwd_jt_path_registry::fwd_jt_path_registry): Pass
13348 backedge_threads argument.
13349 (back_jt_path_registry::back_jt_path_registry): Same.
13350 (dump_jump_thread_path): Adjust for FSM removal.
13351 (back_jt_path_registry::rewire_first_differing_edge): Same.
13352 (back_jt_path_registry::adjust_paths_after_duplication): Same.
13353 (back_jt_path_registry::update_cfg): Same.
13354 (jt_path_registry::register_jump_thread): Same.
13355 * tree-ssa-threadupdate.h (enum jump_thread_edge_type): Remove
13357 (class back_jt_path_registry): Add backedge_threads to
13360 2021-09-13 Martin Liska <mliska@suse.cz>
13363 * asan.h (sanitize_coverage_p): Handle when fn == NULL.
13365 2021-09-13 H.J. Lu <hjl.tools@gmail.com>
13368 * config/i386/i386.h (TARGET_AVX256_MOVE_BY_PIECES): New.
13369 (TARGET_AVX256_STORE_BY_PIECES): Likewise.
13370 (MOVE_MAX): Check TARGET_AVX256_MOVE_BY_PIECES and
13371 TARGET_AVX256_STORE_BY_PIECES instead of
13372 TARGET_AVX256_SPLIT_UNALIGNED_LOAD and
13373 TARGET_AVX256_SPLIT_UNALIGNED_STORE.
13374 (STORE_MAX_PIECES): Check TARGET_AVX256_STORE_BY_PIECES instead
13375 of TARGET_AVX256_SPLIT_UNALIGNED_STORE.
13376 * config/i386/x86-tune.def (X86_TUNE_AVX256_MOVE_BY_PIECES): New.
13377 (X86_TUNE_AVX256_STORE_BY_PIECES): Likewise.
13379 2021-09-13 liuhongt <hongtao.liu@intel.com>
13381 PR bootstrap/102302
13382 * expmed.c (extract_bit_field_using_extv): Use
13383 gen_lowpart_if_possible instead of gen_lowpart to avoid ICE.
13385 2021-09-13 Aldy Hernandez <aldyh@redhat.com>
13387 * Makefile.in (OBJS): Add value-pointer-equiv.o.
13388 * gimple-ssa-evrp.c (class ssa_equiv_stack): Move to
13389 value-pointer-equiv.*.
13390 (ssa_equiv_stack::ssa_equiv_stack): Same.
13391 (ssa_equiv_stack::enter): Same.
13392 (ssa_equiv_stack::leave): Same.
13393 (ssa_equiv_stack::push_replacement): Same.
13394 (ssa_equiv_stack::get_replacement): Same.
13395 (is_pointer_ssa): Same.
13396 (class pointer_equiv_analyzer): Same.
13397 (pointer_equiv_analyzer::pointer_equiv_analyzer): Same.
13398 (pointer_equiv_analyzer::~pointer_equiv_analyzer): Same.
13399 (pointer_equiv_analyzer::set_global_equiv): Same.
13400 (pointer_equiv_analyzer::set_cond_equiv): Same.
13401 (pointer_equiv_analyzer::get_equiv): Same.
13402 (pointer_equiv_analyzer::enter): Same.
13403 (pointer_equiv_analyzer::leave): Same.
13404 (pointer_equiv_analyzer::get_equiv_expr): Same.
13405 (pta_valueize): Same.
13406 (pointer_equiv_analyzer::visit_stmt): Same.
13407 (pointer_equiv_analyzer::visit_edge): Same.
13408 (hybrid_folder::value_of_expr): Same.
13409 (hybrid_folder::value_on_edge): Same.
13410 * value-pointer-equiv.cc: New file.
13411 * value-pointer-equiv.h: New file.
13413 2021-09-13 Richard Earnshaw <rearnsha@arm.com>
13416 * gimple-fold.c (gimple_fold_builtin_memory_op): Allow folding
13417 memcpy if the size is not more than MOVE_MAX * MOVE_RATIO.
13419 2021-09-13 Richard Earnshaw <rearnsha@arm.com>
13422 * config/arm/arm.md (movmisaligndi): New define_expand.
13423 * config/arm/vec-common.md (movmisalign<mode>): Iterate over VDQ mode.
13425 2021-09-13 Richard Earnshaw <rearnsha@arm.com>
13428 * emit-rtl.c (gen_highpart): Use adjust_address to handle
13429 MEM rather than calling simplify_gen_subreg.
13431 2021-09-13 Jan-Benedict Glaw <jbglaw@ług-owl.de>
13433 * config/alpha/vms.h (INIT_CUMULATIVE_ARGS): Wrap multi-statment
13434 define into a block.
13436 2021-09-13 Richard Biener <rguenther@suse.de>
13438 * config/darwin.h (DARWIN_PREFER_DWARF): Do not define.
13439 * config/i386/darwin.h (PREFERRED_DEBUGGING_TYPE): Do not
13440 change based on DARWIN_PREFER_DWARF not being defined.
13442 2021-09-13 Richard Biener <rguenther@suse.de>
13444 * config/i386/lynx.h: Remove undef of PREFERRED_DEBUGGING_TYPE
13445 to inherit from elfos.h
13447 2021-09-13 Richard Biener <rguenther@suse.de>
13449 * config.gcc: Add cr16-*-* to the list of obsoleted targets.
13451 2021-09-13 Richard Biener <rguenther@suse.de>
13453 * config/avr/elf.h (PREFERRED_DEBUGGING_TYPE): Remove
13454 override, pick up DWARF2_DEBUG define from elfos.h
13456 2021-09-13 Richard Biener <rguenther@suse.de>
13458 * config/rx/rx.h (PREFERRED_DEBUGGING_TYPE): Always define to
13461 2021-09-13 Richard Biener <rguenther@suse.de>
13463 * config/alpha/vms.h (PREFERRED_DEBUGGING_TYPE): Define to
13466 2021-09-13 Richard Biener <rguenther@suse.de>
13468 * config/i386/cygming.h: Always default to DWARF2 debugging.
13469 Do not define DBX_DEBUGGING_INFO, that's done via dbxcoff.h
13471 * doc/install.texi: Document binutils 2.16 as minimum
13472 requirement for mingw.
13474 2021-09-13 Kewen Lin <linkw@linux.ibm.com>
13476 * config/rs6000/rs6000.c (struct rs6000_cost_data): New members
13477 nstmts, nloads and extra_ctor_cost.
13478 (rs6000_density_test): Add load density related heuristics. Do
13479 extra costing on vector construction statements if need.
13480 (rs6000_init_cost): Init new members.
13481 (rs6000_update_target_cost_per_stmt): New function.
13482 (rs6000_add_stmt_cost): Factor vect_nonmem hunk out to function
13483 rs6000_update_target_cost_per_stmt and call it.
13485 2021-09-13 Kewen Lin <linkw@linux.ibm.com>
13487 * config/rs6000/rs6000.c (struct rs6000_cost_data): Remove typedef.
13488 (rs6000_init_cost): Adjust.
13490 2021-09-13 liuhongt <hongtao.liu@intel.com>
13492 * config/i386/i386.md: (UNSPEC_COPYSIGN): Remove.
13493 (UNSPEC_XORSIGN): Ditto.
13495 2021-09-12 Roger Sayle <roger@nextmovesoftware.com>
13497 * expr.c (convert_move): Preserve SUBREG_PROMOTED_VAR_P when
13498 creating a (wider) partial subreg from a SUBREG_PROMOTED_VAR_P
13501 2021-09-11 Aldy Hernandez <aldyh@redhat.com>
13503 * tree-ssa-threadbackward.c (class back_threader_registry): Use
13504 back_jt_path_registry.
13505 * tree-ssa-threadedge.c (jump_threader::jump_threader): Use
13506 fwd_jt_path_registry.
13507 * tree-ssa-threadedge.h (class jump_threader): Same..
13508 * tree-ssa-threadupdate.c
13509 (jump_thread_path_registry::jump_thread_path_registry): Rename...
13510 (jt_path_registry::jt_path_registry): ...to this.
13511 (jump_thread_path_registry::~jump_thread_path_registry): Rename...
13512 (jt_path_registry::~jt_path_registry): ...this.
13513 (fwd_jt_path_registry::fwd_jt_path_registry): New.
13514 (fwd_jt_path_registry::~fwd_jt_path_registry): New.
13515 (jump_thread_path_registry::allocate_thread_edge): Rename...
13516 (jt_path_registry::allocate_thread_edge): ...to this.
13517 (jump_thread_path_registry::allocate_thread_path): Rename...
13518 (jt_path_registry::allocate_thread_path): ...to this.
13519 (jump_thread_path_registry::lookup_redirection_data): Rename...
13520 (fwd_jt_path_registry::lookup_redirection_data): ...to this.
13521 (jump_thread_path_registry::thread_block_1): Rename...
13522 (fwd_jt_path_registry::thread_block_1): ...to this.
13523 (jump_thread_path_registry::thread_block): Rename...
13524 (fwd_jt_path_registry::thread_block): ...to this.
13525 (jt_path_registry::thread_through_loop_header): Rename...
13526 (fwd_jt_path_registry::thread_through_loop_header): ...to this.
13527 (jump_thread_path_registry::mark_threaded_blocks): Rename...
13528 (fwd_jt_path_registry::mark_threaded_blocks): ...to this.
13529 (jump_thread_path_registry::debug_path): Rename...
13530 (jt_path_registry::debug_path): ...to this.
13531 (jump_thread_path_registry::dump): Rename...
13532 (jt_path_registry::debug): ...to this.
13533 (jump_thread_path_registry::rewire_first_differing_edge): Rename...
13534 (back_jt_path_registry::rewire_first_differing_edge): ...to this.
13535 (jump_thread_path_registry::adjust_paths_after_duplication): Rename...
13536 (back_jt_path_registry::adjust_paths_after_duplication): ...to this.
13537 (jump_thread_path_registry::duplicate_thread_path): Rename...
13538 (back_jt_path_registry::duplicate_thread_path): ...to this. Also,
13539 drop ill-formed candidates.
13540 (jump_thread_path_registry::remove_jump_threads_including): Rename...
13541 (fwd_jt_path_registry::remove_jump_threads_including): ...to this.
13542 (jt_path_registry::thread_through_all_blocks): New.
13543 (back_jt_path_registry::update_cfg): New.
13544 (fwd_jt_path_registry::update_cfg): New.
13545 (jump_thread_path_registry::register_jump_thread): Rename...
13546 (jt_path_registry::register_jump_thread): ...to this.
13547 * tree-ssa-threadupdate.h (class jump_thread_path_registry):
13549 (class jt_path_registry): ...here.
13550 (class fwd_jt_path_registry): New.
13551 (class back_jt_path_registry): New.
13553 2021-09-10 liuhongt <hongtao.liu@intel.com>
13556 2021-09-01 liuhongt <hongtao.liu@intel.com>
13558 * emit-rtl.c (validate_subreg): Get rid of all float-int
13561 2021-09-10 Jakub Jelinek <jakub@redhat.com>
13563 * tree-core.h (enum omp_memory_order): Add OMP_MEMORY_ORDER_MASK,
13564 OMP_FAIL_MEMORY_ORDER_UNSPECIFIED, OMP_FAIL_MEMORY_ORDER_RELAXED,
13565 OMP_FAIL_MEMORY_ORDER_ACQUIRE, OMP_FAIL_MEMORY_ORDER_RELEASE,
13566 OMP_FAIL_MEMORY_ORDER_ACQ_REL, OMP_FAIL_MEMORY_ORDER_SEQ_CST and
13567 OMP_FAIL_MEMORY_ORDER_MASK enumerators.
13568 (OMP_FAIL_MEMORY_ORDER_SHIFT): Define.
13569 * gimple-pretty-print.c (dump_gimple_omp_atomic_load,
13570 dump_gimple_omp_atomic_store): Print [weak] for weak atomic
13572 * gimple.h (enum gf_mask): Change GF_OMP_ATOMIC_MEMORY_ORDER
13573 to 6-bit mask, adjust GF_OMP_ATOMIC_NEED_VALUE value and add
13574 GF_OMP_ATOMIC_WEAK.
13575 (gimple_omp_atomic_weak_p, gimple_omp_atomic_set_weak): New inline
13577 * tree.h (OMP_ATOMIC_WEAK): Define.
13578 * tree-pretty-print.c (dump_omp_atomic_memory_order): Adjust for
13579 fail memory order being encoded in the same enum and also print
13580 fail clause if present.
13581 (dump_generic_node): Print weak clause if OMP_ATOMIC_WEAK.
13582 * gimplify.c (goa_stabilize_expr): Add target_expr and rhs arguments,
13583 handle pre_p == NULL case as a test mode that only returns value
13584 but doesn't change gimplify nor change anything otherwise, adjust
13585 recursive calls, add MODIFY_EXPR, ADDR_EXPR, COND_EXPR, TARGET_EXPR
13586 and CALL_EXPR handling, adjust COMPOUND_EXPR handling for
13587 __builtin_clear_padding calls, for !rhs gimplify as lvalue rather
13589 (gimplify_omp_atomic): Adjust goa_stabilize_expr caller. Handle
13590 COND_EXPR rhs. Set weak flag on gimple load/store for
13592 * omp-expand.c (omp_memory_order_to_fail_memmodel): New function.
13593 (omp_memory_order_to_memmodel): Adjust for fail clause encoded
13595 (expand_omp_atomic_cas): New function.
13596 (expand_omp_atomic_pipeline): Use omp_memory_order_to_fail_memmodel
13598 (expand_omp_atomic): Attempt to optimize atomic compare and exchange
13599 using expand_omp_atomic_cas.
13601 2021-09-10 Aldy Hernandez <aldyh@redhat.com>
13602 Michael Matz <matz@suse.de>
13604 * tree-pass.h (PROP_loop_opts_done): New.
13605 * gimple-range-path.cc (path_range_query::internal_range_of_expr):
13606 Intersect with global range.
13607 * tree-ssa-loop.c (tree_ssa_loop_done): Set PROP_loop_opts_done.
13608 * tree-ssa-threadbackward.c
13609 (back_threader_profitability::profitable_path_p): Disable
13610 threading through latches until after loop optimizations have run.
13612 2021-09-10 David Faust <david.faust@oracle.com>
13614 * doc/invoke.texi: Document BPF -mcpu, -mjmpext, -mjmp32 and -malu32
13617 2021-09-10 David Faust <david.faust@oracle.com>
13619 * config/bpf/bpf-opts.h (bpf_isa_version): New enum.
13620 * config/bpf/bpf-protos.h (bpf_expand_cbranch): New.
13621 * config/bpf/bpf.c (bpf_option_override): Handle -mcpu option.
13622 (bpf_expand_cbranch): New function.
13623 * config/bpf/bpf.md (AM mode iterator): Conditionalize support for SI
13625 (zero_extendsidi2): Only use mov32 instruction if it is available.
13626 (SIM mode iterator): Conditionalize support for SI mode.
13627 (JM mode iterator): New.
13628 (cbranchdi4): Update name, use new JM iterator. Use bpf_expand_cbranch.
13629 (*branch_on_di): Update name, use new JM iterator.
13630 * config/bpf/bpf.opt: (mjmpext): New option.
13631 (malu32): Likewise.
13632 (mjmp32): Likewise.
13634 (bpf_isa): New enum.
13636 2021-09-10 David Faust <david.faust@oracle.com>
13638 * config/bpf/bpf.md (zero_extendhidi2): Add new output template
13639 for register-to-register extensions.
13640 (zero_extendqidi2): Likewise.
13642 2021-09-10 Richard Biener <rguenther@suse.de>
13644 PR middle-end/102273
13645 * internal-fn.c (expand_DEFERRED_INIT): Always expand non-SSA vars.
13647 2021-09-10 Richard Biener <rguenther@suse.de>
13649 PR middle-end/102269
13650 * gimplify.c (is_var_need_auto_init): Empty types do not need
13653 2021-09-10 Richard Biener <rguenther@suse.de>
13655 * configure.ac (--with-stabs): Remove.
13656 * configure: Regenerate.
13657 * doc/install.texi: Remove --with-stabs documentation.
13659 2021-09-10 liuhongt <hongtao.liu@intel.com>
13661 * config/i386/avx512fp16intrin.h: (_mm512_cmp_ph_mask):
13663 (_mm512_mask_cmp_ph_mask): Likewise.
13664 (_mm512_cmp_round_ph_mask): Likewise.
13665 (_mm512_mask_cmp_round_ph_mask): Likewise.
13666 (_mm_cmp_sh_mask): Likewise.
13667 (_mm_mask_cmp_sh_mask): Likewise.
13668 (_mm_cmp_round_sh_mask): Likewise.
13669 (_mm_mask_cmp_round_sh_mask): Likewise.
13670 (_mm_comieq_sh): Likewise.
13671 (_mm_comilt_sh): Likewise.
13672 (_mm_comile_sh): Likewise.
13673 (_mm_comigt_sh): Likewise.
13674 (_mm_comige_sh): Likewise.
13675 (_mm_comineq_sh): Likewise.
13676 (_mm_ucomieq_sh): Likewise.
13677 (_mm_ucomilt_sh): Likewise.
13678 (_mm_ucomile_sh): Likewise.
13679 (_mm_ucomigt_sh): Likewise.
13680 (_mm_ucomige_sh): Likewise.
13681 (_mm_ucomineq_sh): Likewise.
13682 (_mm_comi_round_sh): Likewise.
13683 (_mm_comi_sh): Likewise.
13684 * config/i386/avx512fp16vlintrin.h (_mm_cmp_ph_mask): New intrinsic.
13685 (_mm_mask_cmp_ph_mask): Likewise.
13686 (_mm256_cmp_ph_mask): Likewise.
13687 (_mm256_mask_cmp_ph_mask): Likewise.
13688 * config/i386/i386-builtin-types.def: Add corresponding builtin types.
13689 * config/i386/i386-builtin.def: Add corresponding new builtins.
13690 * config/i386/i386-expand.c
13691 (ix86_expand_args_builtin): Handle new builtin types.
13692 (ix86_expand_round_builtin): Ditto.
13693 * config/i386/i386.md (ssevecmode): Add HF mode.
13694 (MODEFH): New mode iterator.
13695 * config/i386/sse.md
13696 (V48H_AVX512VL): New mode iterator to support HF vector modes.
13697 Ajdust corresponding description.
13698 (ssecmpintprefix): New.
13699 (VI12_AVX512VL): Adjust to support HF vector modes.
13700 (cmp_imm_predicate): Likewise.
13701 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>):
13703 (avx512f_vmcmp<mode>3<round_saeonly_name>): Likewise.
13704 (avx512f_vmcmp<mode>3_mask<round_saeonly_name>): Likewise.
13705 (<sse>_<unord>comi<round_saeonly_name>): Likewise.
13707 2021-09-10 liuhongt <hongtao.liu@intel.com>
13709 * config/i386/avx512fp16intrin.h: (_mm512_max_ph): New intrinsic.
13710 (_mm512_mask_max_ph): Likewise.
13711 (_mm512_maskz_max_ph): Likewise.
13712 (_mm512_min_ph): Likewise.
13713 (_mm512_mask_min_ph): Likewise.
13714 (_mm512_maskz_min_ph): Likewise.
13715 (_mm512_max_round_ph): Likewise.
13716 (_mm512_mask_max_round_ph): Likewise.
13717 (_mm512_maskz_max_round_ph): Likewise.
13718 (_mm512_min_round_ph): Likewise.
13719 (_mm512_mask_min_round_ph): Likewise.
13720 (_mm512_maskz_min_round_ph): Likewise.
13721 (_mm_max_sh): Likewise.
13722 (_mm_mask_max_sh): Likewise.
13723 (_mm_maskz_max_sh): Likewise.
13724 (_mm_min_sh): Likewise.
13725 (_mm_mask_min_sh): Likewise.
13726 (_mm_maskz_min_sh): Likewise.
13727 (_mm_max_round_sh): Likewise.
13728 (_mm_mask_max_round_sh): Likewise.
13729 (_mm_maskz_max_round_sh): Likewise.
13730 (_mm_min_round_sh): Likewise.
13731 (_mm_mask_min_round_sh): Likewise.
13732 (_mm_maskz_min_round_sh): Likewise.
13733 * config/i386/avx512fp16vlintrin.h (_mm_max_ph): New intrinsic.
13734 (_mm256_max_ph): Likewise.
13735 (_mm_mask_max_ph): Likewise.
13736 (_mm256_mask_max_ph): Likewise.
13737 (_mm_maskz_max_ph): Likewise.
13738 (_mm256_maskz_max_ph): Likewise.
13739 (_mm_min_ph): Likewise.
13740 (_mm256_min_ph): Likewise.
13741 (_mm_mask_min_ph): Likewise.
13742 (_mm256_mask_min_ph): Likewise.
13743 (_mm_maskz_min_ph): Likewise.
13744 (_mm256_maskz_min_ph): Likewise.
13745 * config/i386/i386-builtin-types.def: Add corresponding builtin types.
13746 * config/i386/i386-builtin.def: Add corresponding new builtins.
13747 * config/i386/i386-expand.c
13748 (ix86_expand_args_builtin): Handle new builtin types.
13749 * config/i386/sse.md
13750 (<code><mode>3<mask_name><round_saeonly_name>): Adjust to
13751 support HF vector modes.
13752 (*<code><mode>3<mask_name><round_saeonly_name>): Likewise.
13753 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
13755 (<sse>_vm<code><mode>3<mask_scalar_name><round_saeonly_scalar_name>):
13757 * config/i386/subst.md (round_saeonly_mode512bit_condition):
13758 Adjust for HF vector modes.
13760 2021-09-10 Liu, Hongtao <hongtao.liu@intel.com>
13762 * config/i386/avx512fp16intrin.h (_mm_add_sh): New intrinsic.
13763 (_mm_mask_add_sh): Likewise.
13764 (_mm_maskz_add_sh): Likewise.
13765 (_mm_sub_sh): Likewise.
13766 (_mm_mask_sub_sh): Likewise.
13767 (_mm_maskz_sub_sh): Likewise.
13768 (_mm_mul_sh): Likewise.
13769 (_mm_mask_mul_sh): Likewise.
13770 (_mm_maskz_mul_sh): Likewise.
13771 (_mm_div_sh): Likewise.
13772 (_mm_mask_div_sh): Likewise.
13773 (_mm_maskz_div_sh): Likewise.
13774 (_mm_add_round_sh): Likewise.
13775 (_mm_mask_add_round_sh): Likewise.
13776 (_mm_maskz_add_round_sh): Likewise.
13777 (_mm_sub_round_sh): Likewise.
13778 (_mm_mask_sub_round_sh): Likewise.
13779 (_mm_maskz_sub_round_sh): Likewise.
13780 (_mm_mul_round_sh): Likewise.
13781 (_mm_mask_mul_round_sh): Likewise.
13782 (_mm_maskz_mul_round_sh): Likewise.
13783 (_mm_div_round_sh): Likewise.
13784 (_mm_mask_div_round_sh): Likewise.
13785 (_mm_maskz_div_round_sh): Likewise.
13786 * config/i386/i386-builtin-types.def: Add corresponding builtin types.
13787 * config/i386/i386-builtin.def: Add corresponding new builtins.
13788 * config/i386/i386-expand.c
13789 (ix86_expand_round_builtin): Handle new builtins.
13790 * config/i386/sse.md (VF_128): Change description.
13791 (<sse>_vm<plusminus_insn><mode>3<mask_scalar_name><round_scalar_name>):
13792 Adjust to support HF vector modes.
13793 (<sse>_vm<multdiv_mnemonic><mode>3<mask_scalar_name><round_scalar_name>):
13796 2021-09-10 H.J. Lu <hjl.tools@gmail.com>
13798 * config/i386/i386-expand.c
13799 (ix86_avx256_split_vector_move_misalign): Handle V16HF mode.
13800 * config/i386/i386.c
13801 (ix86_preferred_simd_mode): Handle HF mode.
13802 * config/i386/sse.md (V_256H): New mode iterator.
13803 (avx_vextractf128<mode>): Use it.
13804 (VEC_INIT_MODE): Align vector HFmode condition to vector
13805 HImodes since there're no real HF instruction used.
13806 (VEC_INIT_HALF_MODE): Ditto.
13808 (VIHF_AVX512BW): Ditto.
13809 (*vec_extracthf): Ditto.
13810 (VEC_EXTRACT_MODE): Ditto.
13812 2021-09-10 Richard Biener <rguenther@suse.de>
13815 * config/dbx.h: Remove.
13816 * config/dbxcoff.h: Do not define PREFERRED_DEBUGGING_TYPE.
13817 * config/lynx.h: Likewise.
13819 2021-09-10 liuhongt <hongtao.liu@intel.com>
13821 * config/i386/i386-expand.c (ix86_expand_copysign): Expand
13822 right into ANDNOT + AND + IOR, using paradoxical subregs.
13823 (ix86_split_copysign_const): Remove.
13824 (ix86_split_copysign_var): Ditto.
13825 * config/i386/i386-protos.h (ix86_split_copysign_const): Dotto.
13826 (ix86_split_copysign_var): Ditto.
13827 * config/i386/i386.md (@copysign<mode>3_const): Ditto.
13828 (@copysign<mode>3_var): Ditto.
13830 2021-09-09 qing zhao <qing.zhao@oracle.com>
13832 * builtins.c (expand_builtin_memset): Make external visible.
13833 * builtins.h (expand_builtin_memset): Declare extern.
13834 * common.opt (ftrivial-auto-var-init=): New option.
13835 * doc/extend.texi: Document the uninitialized attribute.
13836 * doc/invoke.texi: Document -ftrivial-auto-var-init.
13837 * flag-types.h (enum auto_init_type): New enumerated type
13839 * gimple-fold.c (clear_padding_type): Add one new parameter.
13840 (clear_padding_union): Likewise.
13841 (clear_padding_emit_loop): Likewise.
13842 (clear_type_padding_in_mask): Likewise.
13843 (gimple_fold_builtin_clear_padding): Handle this new parameter.
13844 * gimplify.c (gimple_add_init_for_auto_var): New function.
13845 (gimple_add_padding_init_for_auto_var): New function.
13846 (is_var_need_auto_init): New function.
13847 (gimplify_decl_expr): Add initialization to automatic variables per
13849 (gimplify_call_expr): Add one new parameter for call to
13850 __builtin_clear_padding.
13851 (gimplify_init_constructor): Add padding initialization in the end.
13852 * internal-fn.c (INIT_PATTERN_VALUE): New macro.
13853 (expand_DEFERRED_INIT): New function.
13854 * internal-fn.def (DEFERRED_INIT): New internal function.
13855 * tree-cfg.c (verify_gimple_call): Verify calls to .DEFERRED_INIT.
13856 * tree-sra.c (generate_subtree_deferred_init): New function.
13857 (scan_function): Avoid setting cannot_scalarize_away_bitmap for
13858 calls to .DEFERRED_INIT.
13859 (sra_modify_deferred_init): New function.
13860 (sra_modify_function_body): Handle calls to DEFERRED_INIT specially.
13861 * tree-ssa-structalias.c (find_func_aliases_for_call): Likewise.
13862 * tree-ssa-uninit.c (warn_uninit): Handle calls to DEFERRED_INIT
13864 (check_defs): Likewise.
13865 (warn_uninitialized_vars): Likewise.
13866 * tree-ssa.c (ssa_undefined_value_p): Likewise.
13867 * tree.c (build_common_builtin_nodes): Build tree node for
13868 BUILT_IN_CLEAR_PADDING when needed.
13870 2021-09-09 Richard Biener <rguenther@suse.de>
13872 * tree-ssa-loop-im.c (fill_always_executed_in_1): Walk
13875 2021-09-09 Richard Biener <rguenther@suse.de>
13877 * tree-ssa-loop-im.c (fill_always_executed_in_1): Integrate
13878 DOM walk from get_loop_body_in_dom_order using a worklist
13881 2021-09-09 liuhongt <hongtao.liu@intel.com>
13883 * config.gcc: Add avx512fp16vlintrin.h.
13884 * config/i386/avx512fp16intrin.h: (_mm512_add_ph): New intrinsic.
13885 (_mm512_mask_add_ph): Likewise.
13886 (_mm512_maskz_add_ph): Likewise.
13887 (_mm512_sub_ph): Likewise.
13888 (_mm512_mask_sub_ph): Likewise.
13889 (_mm512_maskz_sub_ph): Likewise.
13890 (_mm512_mul_ph): Likewise.
13891 (_mm512_mask_mul_ph): Likewise.
13892 (_mm512_maskz_mul_ph): Likewise.
13893 (_mm512_div_ph): Likewise.
13894 (_mm512_mask_div_ph): Likewise.
13895 (_mm512_maskz_div_ph): Likewise.
13896 (_mm512_add_round_ph): Likewise.
13897 (_mm512_mask_add_round_ph): Likewise.
13898 (_mm512_maskz_add_round_ph): Likewise.
13899 (_mm512_sub_round_ph): Likewise.
13900 (_mm512_mask_sub_round_ph): Likewise.
13901 (_mm512_maskz_sub_round_ph): Likewise.
13902 (_mm512_mul_round_ph): Likewise.
13903 (_mm512_mask_mul_round_ph): Likewise.
13904 (_mm512_maskz_mul_round_ph): Likewise.
13905 (_mm512_div_round_ph): Likewise.
13906 (_mm512_mask_div_round_ph): Likewise.
13907 (_mm512_maskz_div_round_ph): Likewise.
13908 * config/i386/avx512fp16vlintrin.h: New header.
13909 * config/i386/i386-builtin-types.def (V16HF, V8HF, V32HF):
13910 Add new builtin types.
13911 * config/i386/i386-builtin.def: Add corresponding builtins.
13912 * config/i386/i386-expand.c
13913 (ix86_expand_args_builtin): Handle new builtin types.
13914 (ix86_expand_round_builtin): Likewise.
13915 * config/i386/immintrin.h: Include avx512fp16vlintrin.h
13916 * config/i386/sse.md (VFH): New mode_iterator.
13918 (avx512fmaskmode): Add HF vector modes.
13919 (avx512fmaskhalfmode): Likewise.
13920 (<plusminus_insn><mode>3<mask_name><round_name>): Adjust to for
13922 (*<plusminus_insn><mode>3<mask_name><round_name>): Likewise.
13923 (mul<mode>3<mask_name><round_name>): Likewise.
13924 (*mul<mode>3<mask_name><round_name>): Likewise.
13925 (div<mode>3): Likewise.
13926 (<sse>_div<mode>3<mask_name><round_name>): Likewise.
13927 * config/i386/subst.md (SUBST_V): Add HF vector modes.
13928 (SUBST_A): Likewise.
13929 (round_mode512bit_condition): Adjust for V32HFmode.
13931 2021-09-09 liuhongt <hongtao.liu@intel.com>
13934 * config/i386/sse.md (reduc_plus_scal_<mode>): Split to ..
13935 (reduc_plus_scal_v4sf): .. this, New define_expand.
13936 (reduc_plus_scal_v2df): .. and this, New define_expand.
13938 2021-09-09 liuhongt <hongtao.liu@intel.com>
13941 * config/i386/sse.md (*vec_extract<mode><ssescalarmodelower>_valign):
13944 2021-09-08 Jonathan Wakely <jwakely@redhat.com>
13947 * doc/trouble.texi (Copy Assignment): Fix description of
13948 behaviour and fix code in example.
13950 2021-09-08 Segher Boessenkool <segher@kernel.crashing.org>
13953 * config/rs6000/rs6000-logue.c (rs6000_emit_epilogue): For ELFv2 use
13954 r11 instead of r12 for restoring CR.
13956 2021-09-08 Jakub Jelinek <jakub@redhat.com>
13957 liuhongt <hongtao.liu@intel.com>
13960 * config/i386/i386.md (@xorsign<mode>3_1): Remove.
13961 * config/i386/i386-expand.c (ix86_expand_xorsign): Expand right away
13962 into AND with mask and XOR, using paradoxical subregs.
13963 (ix86_split_xorsign): Remove.
13964 * config/i386/i386-protos.h (ix86_split_xorsign): Remove.
13966 2021-09-08 Di Zhao <dizhao@os.amperecomputing.com>
13968 * tree-ssa-sccvn.c (vn_nary_op_insert_into): fix result compare
13970 2021-09-08 Jakub Jelinek <jakub@redhat.com>
13973 * config/i386/i386.md (xorsign<mode>3): If operands[1] is equal to
13974 operands[2], emit abs<mode>2 instead.
13975 (@xorsign<mode>3_1): Add early-clobbers for output operand, enable
13976 first alternative even for avx, add another alternative with
13977 =&Yv <- 0, Yv, Yvm constraints.
13978 * config/i386/i386-expand.c (ix86_split_xorsign): If op0 is equal
13979 to op1, emit vpandn instead.
13981 2021-09-08 liuhongt <hongtao.liu@intel.com>
13983 * config/i386/avx512fp16intrin.h (_mm_set_ph): New intrinsic.
13984 (_mm256_set_ph): Likewise.
13985 (_mm512_set_ph): Likewise.
13986 (_mm_setr_ph): Likewise.
13987 (_mm256_setr_ph): Likewise.
13988 (_mm512_setr_ph): Likewise.
13989 (_mm_set1_ph): Likewise.
13990 (_mm256_set1_ph): Likewise.
13991 (_mm512_set1_ph): Likewise.
13992 (_mm_setzero_ph): Likewise.
13993 (_mm256_setzero_ph): Likewise.
13994 (_mm512_setzero_ph): Likewise.
13995 (_mm_set_sh): Likewise.
13996 (_mm_load_sh): Likewise.
13997 (_mm_store_sh): Likewise.
13998 * config/i386/i386-builtin-types.def (V8HF): New type.
13999 (DEF_FUNCTION_TYPE (V8HF, V8HI)): New builtin function type
14000 * config/i386/i386-expand.c (ix86_expand_vector_init_duplicate):
14001 Support vector HFmodes.
14002 (ix86_expand_vector_init_one_nonzero): Likewise.
14003 (ix86_expand_vector_init_one_var): Likewise.
14004 (ix86_expand_vector_init_interleave): Likewise.
14005 (ix86_expand_vector_init_general): Likewise.
14006 (ix86_expand_vector_set): Likewise.
14007 (ix86_expand_vector_extract): Likewise.
14008 (ix86_expand_vector_init_concat): Likewise.
14009 (ix86_expand_sse_movcc): Handle vector HFmodes.
14010 (ix86_expand_vector_set_var): Ditto.
14011 * config/i386/i386-modes.def: Add HF vector modes in comment.
14012 * config/i386/i386.c (classify_argument): Add HF vector modes.
14013 (ix86_hard_regno_mode_ok): Allow HF vector modes for AVX512FP16.
14014 (ix86_vector_mode_supported_p): Likewise.
14015 (ix86_set_reg_reg_cost): Handle vector HFmode.
14016 (ix86_get_ssemov): Handle vector HFmode.
14017 (function_arg_advance_64): Pass unamed V16HFmode and V32HFmode
14019 (function_arg_advance_32): Pass V8HF/V16HF/V32HF by sse reg for 32bit
14021 (function_arg_advance_32): Ditto.
14022 * config/i386/i386.h (VALID_AVX512FP16_REG_MODE): New.
14023 (VALID_AVX256_REG_OR_OI_MODE): Rename to ..
14024 (VALID_AVX256_REG_OR_OI_VHF_MODE): .. this, and add V16HF.
14025 (VALID_SSE2_REG_VHF_MODE): New.
14026 (VALID_AVX512VL_128_REG_MODE): Add V8HF and TImode.
14027 (SSE_REG_MODE_P): Add vector HFmode.
14028 * config/i386/i386.md (mode): Add HF vector modes.
14029 (MODE_SIZE): Likewise.
14030 (ssemodesuffix): Add ph suffix for HF vector modes.
14031 * config/i386/sse.md (VFH_128): New mode iterator.
14032 (VMOVE): Adjust for HF vector modes.
14034 (V_256_512): Likewise.
14035 (avx512): Likewise.
14036 (avx512fmaskmode): Likewise.
14037 (shuffletype): Likewise.
14038 (sseinsnmode): Likewise.
14039 (ssedoublevecmode): Likewise.
14040 (ssehalfvecmode): Likewise.
14041 (ssehalfvecmodelower): Likewise.
14042 (ssePScmode): Likewise.
14043 (ssescalarmode): Likewise.
14044 (ssescalarmodelower): Likewise.
14045 (sseintprefix): Likewise.
14047 (bcstscalarsuff): Likewise.
14048 (xtg_mode): Likewise.
14049 (VI12HF_AVX512VL): New mode_iterator.
14050 (VF_AVX512FP16): Likewise.
14052 (VIHF_256): Likewise.
14053 (VIHF_AVX512BW): Likewise.
14054 (V16_256): Likewise.
14055 (V32_512): Likewise.
14056 (sseintmodesuffix): New mode_attr.
14057 (sse): Add scalar and vector HFmodes.
14058 (ssescalarmode): Add vector HFmode mapping.
14059 (ssescalarmodesuffix): Add sh suffix for HFmode.
14060 (*<sse>_vm<insn><mode>3): Use VFH_128.
14061 (*<sse>_vm<multdiv_mnemonic><mode>3): Likewise.
14062 (*ieee_<ieee_maxmin><mode>3): Likewise.
14063 (<avx512>_blendm<mode>): New define_insn.
14064 (vec_setv8hf): New define_expand.
14065 (vec_set<mode>_0): New define_insn for HF vector set.
14066 (*avx512fp16_movsh): Likewise.
14067 (avx512fp16_movsh): Likewise.
14068 (vec_extract_lo_v32hi): Rename to ...
14069 (vec_extract_lo_<mode>): ... this, and adjust to allow HF
14071 (vec_extract_hi_v32hi): Likewise.
14072 (vec_extract_hi_<mode>): Likewise.
14073 (vec_extract_lo_v16hi): Likewise.
14074 (vec_extract_lo_<mode>): Likewise.
14075 (vec_extract_hi_v16hi): Likewise.
14076 (vec_extract_hi_<mode>): Likewise.
14077 (vec_set_hi_v16hi): Likewise.
14078 (vec_set_hi_<mode>): Likewise.
14079 (vec_set_lo_v16hi): Likewise.
14080 (vec_set_lo_<mode>): Likewise.
14081 (*vec_extract<mode>_0): New define_insn_and_split for HF
14083 (*vec_extracthf): New define_insn.
14084 (VEC_EXTRACT_MODE): Add HF vector modes.
14085 (PINSR_MODE): Add V8HF.
14086 (sse2p4_1): Likewise.
14087 (pinsr_evex_isa): Likewise.
14088 (<sse2p4_1>_pinsr<ssemodesuffix>): Adjust to support
14089 insert for V8HFmode.
14090 (pbroadcast_evex_isa): Add HF vector modes.
14091 (AVX2_VEC_DUP_MODE): Likewise.
14092 (VEC_INIT_MODE): Likewise.
14093 (VEC_INIT_HALF_MODE): Likewise.
14094 (avx2_pbroadcast<mode>): Adjust to support HF vector mode
14096 (avx2_pbroadcast<mode>_1): Likewise.
14097 (<avx512>_vec_dup<mode>_1): Likewise.
14098 (<avx512>_vec_dup<mode><mask_name>): Likewise.
14099 (<mask_codefor><avx512>_vec_dup_gpr<mode><mask_name>):
14102 2021-09-08 Guo, Xuepeng <xuepeng.guo@intel.com>
14103 H.J. Lu <hongjiu.lu@intel.com>
14104 Liu Hongtao <hongtao.liu@intel.com>
14105 Wang Hongyu <hongyu.wang@intel.com>
14106 Xu Dianhong <dianhong.xu@intel.com>
14108 * common/config/i386/cpuinfo.h (get_available_features):
14109 Detect FEATURE_AVX512FP16.
14110 * common/config/i386/i386-common.c
14111 (OPTION_MASK_ISA_AVX512FP16_SET,
14112 OPTION_MASK_ISA_AVX512FP16_UNSET,
14113 OPTION_MASK_ISA2_AVX512FP16_SET,
14114 OPTION_MASK_ISA2_AVX512FP16_UNSET): New.
14115 (OPTION_MASK_ISA2_AVX512BW_UNSET,
14116 OPTION_MASK_ISA2_AVX512BF16_UNSET): Add AVX512FP16.
14117 (ix86_handle_option): Handle -mavx512fp16.
14118 * common/config/i386/i386-cpuinfo.h (enum processor_features):
14119 Add FEATURE_AVX512FP16.
14120 * common/config/i386/i386-isas.h: Add entry for AVX512FP16.
14121 * config.gcc: Add avx512fp16intrin.h.
14122 * config/i386/avx512fp16intrin.h: New intrinsic header.
14123 * config/i386/cpuid.h: Add bit_AVX512FP16.
14124 * config/i386/i386-builtin-types.def: (FLOAT16): New primitive type.
14125 * config/i386/i386-builtins.c: Support _Float16 type for i386
14127 (ix86_register_float16_builtin_type): New function.
14128 (ix86_float16_type_node): New.
14129 * config/i386/i386-c.c (ix86_target_macros_internal): Define
14131 * config/i386/i386-expand.c (ix86_expand_branch): Support
14133 (ix86_prepare_fp_compare_args): Adjust TARGET_SSE_MATH &&
14134 SSE_FLOAT_MODE_P to SSE_FLOAT_MODE_SSEMATH_OR_HF_P.
14135 (ix86_expand_fp_movcc): Ditto.
14136 * config/i386/i386-isa.def: Add PTA define for AVX512FP16.
14137 * config/i386/i386-options.c (isa2_opts): Add -mavx512fp16.
14138 (ix86_valid_target_attribute_inner_p): Add avx512fp16 attribute.
14139 * config/i386/i386.c (ix86_get_ssemov): Use
14140 vmovdqu16/vmovw/vmovsh for HFmode/HImode scalar or vector.
14141 (ix86_get_excess_precision): Use
14142 FLT_EVAL_METHOD_PROMOTE_TO_FLOAT16 when TARGET_AVX512FP16
14144 (sse_store_index): Use SFmode cost for HFmode cost.
14145 (inline_memory_move_cost): Add HFmode, and perfer SSE cost over
14146 GPR cost for HFmode.
14147 (ix86_hard_regno_mode_ok): Allow HImode in sse register.
14148 (ix86_mangle_type): Add manlging for _Float16 type.
14149 (inline_secondary_memory_needed): No memory is needed for
14150 16bit movement between gpr and sse reg under
14152 (ix86_multiplication_cost): Adjust TARGET_SSE_MATH &&
14153 SSE_FLOAT_MODE_P to SSE_FLOAT_MODE_SSEMATH_OR_HF_P.
14154 (ix86_division_cost): Ditto.
14155 (ix86_rtx_costs): Ditto.
14156 (ix86_add_stmt_cost): Ditto.
14157 (ix86_optab_supported_p): Ditto.
14158 * config/i386/i386.h (VALID_AVX512F_SCALAR_MODE): Add HFmode.
14159 (SSE_FLOAT_MODE_SSEMATH_OR_HF_P): Add HFmode.
14160 (PTA_SAPPHIRERAPIDS): Add PTA_AVX512FP16.
14161 * config/i386/i386.md (mode): Add HFmode.
14162 (MODE_SIZE): Add HFmode.
14163 (isa): Add avx512fp16.
14164 (enabled): Handle avx512fp16.
14165 (ssemodesuffix): Add sh suffix for HFmode.
14166 (comm): Add mult, div.
14167 (plusminusmultdiv): New code iterator.
14168 (insn): Add mult, div.
14169 (*movhf_internal): Adjust for avx512fp16 instruction.
14170 (*movhi_internal): Ditto.
14171 (*cmpi<unord>hf): New define_insn for HFmode.
14172 (*ieee_s<ieee_maxmin>hf3): Likewise.
14173 (extendhf<mode>2): Likewise.
14174 (trunc<mode>hf2): Likewise.
14175 (float<floatunssuffix><mode>hf2): Likewise.
14176 (*<insn>hf): Likewise.
14177 (cbranchhf4): New expander.
14178 (movhfcc): Likewise.
14179 (<insn>hf3): Likewise.
14180 (mulhf3): Likewise.
14181 (divhf3): Likewise.
14182 * config/i386/i386.opt: Add mavx512fp16.
14183 * config/i386/immintrin.h: Include avx512fp16intrin.h.
14184 * doc/invoke.texi: Add mavx512fp16.
14185 * doc/extend.texi: Add avx512fp16 Usage Notes.
14187 2021-09-08 liuhongt <hongtao.liu@intel.com>
14189 * common.opt: Support -fexcess-precision=16.
14190 * config/aarch64/aarch64.c (aarch64_excess_precision): Return
14191 FLT_EVAL_METHOD_PROMOTE_TO_FLOAT16 when
14192 EXCESS_PRECISION_TYPE_FLOAT16.
14193 * config/arm/arm.c (arm_excess_precision): Ditto.
14194 * config/i386/i386.c (ix86_get_excess_precision): Ditto.
14195 * config/m68k/m68k.c (m68k_excess_precision): Issue an error
14196 when EXCESS_PRECISION_TYPE_FLOAT16.
14197 * config/s390/s390.c (s390_excess_precision): Ditto.
14198 * coretypes.h (enum excess_precision_type): Add
14199 EXCESS_PRECISION_TYPE_FLOAT16.
14200 * doc/tm.texi (TARGET_C_EXCESS_PRECISION): Update documents.
14201 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): Ditto.
14202 * doc/extend.texi (Half-Precision): Document
14203 -fexcess-precision=16.
14204 * flag-types.h (enum excess_precision): Add
14205 EXCESS_PRECISION_FLOAT16.
14206 * target.def (excess_precision): Update document.
14207 * tree.c (excess_precision_type): Set excess_precision_type to
14208 EXCESS_PRECISION_FLOAT16 when -fexcess-precision=16.
14210 2021-09-08 liuhongt <hongtao.liu@intel.com>
14212 * doc/extend.texi: (@node Floating Types): Adjust the wording.
14213 (@node Half-Precision): Ditto.
14215 2021-09-07 Takayuki 'January June' Suwa <jjsuwa_sys3175@yahoo.co.jp>
14218 * config/xtensa/xtensa.c (xtensa_emit_move_sequence): Add
14219 'CONST_INT_P (src)' to the condition of the block that tries to
14220 eliminate literal when loading integer contant.
14222 2021-09-07 David Faust <david.faust@oracle.com>
14224 * doc/extend.texi (BPF Type Attributes) New node.
14225 Document new preserve_access_index attribute.
14226 Document new preserve_access_index builtin.
14227 * doc/invoke.texi: Document -mco-re and -mno-co-re options.
14229 2021-09-07 David Faust <david.faust@oracle.com>
14231 * config/bpf/bpf.c: Adjust includes.
14232 (bpf_handle_preserve_access_index_attribute): New function.
14233 (bpf_attribute_table): Use it here.
14234 (bpf_builtins): Add BPF_BUILTIN_PRESERVE_ACCESS_INDEX.
14235 (bpf_option_override): Handle "-mco-re" option.
14236 (bpf_asm_init_sections): New.
14237 (TARGET_ASM_INIT_SECTIONS): Redefine.
14238 (bpf_file_end): New.
14239 (TARGET_ASM_FILE_END): Redefine.
14240 (bpf_init_builtins): Add "__builtin_preserve_access_index".
14241 (bpf_core_compute, bpf_core_get_index): New.
14242 (is_attr_preserve_access): New.
14243 (bpf_expand_builtin): Handle new builtins.
14244 (bpf_core_newdecl, bpf_core_is_maybe_aggregate_access): New.
14245 (bpf_core_walk): New.
14246 (bpf_resolve_overloaded_builtin): New.
14247 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Redefine.
14248 (handle_attr): New.
14249 (pass_bpf_core_attr): New RTL pass.
14250 * config/bpf/bpf-passes.def: New file.
14251 * config/bpf/bpf-protos.h (make_pass_bpf_core_attr): New.
14252 * config/bpf/coreout.c: New file.
14253 * config/bpf/coreout.h: Likewise.
14254 * config/bpf/t-bpf (TM_H): Add $(srcdir)/config/bpf/coreout.h.
14255 (coreout.o): New rule.
14256 (PASSES_EXTRA): Add $(srcdir)/config/bpf/bpf-passes.def.
14257 * config.gcc (bpf): Add coreout.h to extra_headers.
14258 Add coreout.o to extra_objs.
14259 Add $(srcdir)/config/bpf/coreout.c to target_gtfiles.
14261 2021-09-07 David Faust <david.faust@oracle.com>
14263 * btfout.c (get_btf_id): Function is no longer static.
14264 * ctfc.h: Expose it here.
14266 2021-09-07 David Faust <david.faust@oracle.com>
14268 * ctfc.c (ctf_lookup_tree_type): New function.
14269 * ctfc.h: Likewise.
14271 2021-09-07 David Faust <david.faust@oracle.com>
14273 * ctfc.c (ctf_dtd_lookup): Function is no longer static.
14274 * ctfc.h: Analogous change.
14276 2021-09-07 David Faust <david.faust@oracle.com>
14278 * dwarf2out.c (lookup_type_die): Function is no longer static.
14279 * dwarf2out.h: Expose it here.
14281 2021-09-07 Indu Bhagat <indu.bhagat@oracle.com>
14283 * dwarf2ctf.c (ctf_debug_finalize): Make it static.
14284 (ctf_debug_early_finish): New definition.
14285 (ctf_debug_finish): Likewise.
14286 * dwarf2ctf.h (ctf_debug_finalize): Remove declaration.
14287 (ctf_debug_early_finish): New declaration.
14288 (ctf_debug_finish): Likewise.
14289 * dwarf2out.c (dwarf2out_finish): Invoke ctf_debug_finish.
14290 (dwarf2out_early_finish): Invoke ctf_debug_early_finish.
14292 2021-09-07 Indu Bhagat <indu.bhagat@oracle.com>
14294 * config/bpf/bpf.c (bpf_option_override): For BPF backend, disable LTO
14295 support when compiling for CO-RE.
14296 * config/bpf/bpf.opt: Add new command line option -mco-re.
14298 2021-09-07 Indu Bhagat <indu.bhagat@oracle.com>
14300 * flag-types.h (enum debug_info_type): Add new enum
14301 DINFO_TYPE_BTF_WITH_CORE.
14302 (BTF_WITH_CORE_DEBUG): New bitmask.
14303 * flags.h (btf_with_core_debuginfo_p): New declaration.
14304 * opts.c (btf_with_core_debuginfo_p): New definition.
14306 2021-09-07 Jason Merrill <jason@redhat.com>
14308 * tree.h (error_operand_p): Change to inline function.
14310 2021-09-07 Aldy Hernandez <aldyh@redhat.com>
14312 * tree-ssa-threadedge.c (forwarder_block_p): Rename to...
14313 (empty_block_with_phis_p): ...this.
14314 (potentially_threadable_block): Same.
14315 (jump_threader::thread_through_normal_block): Same.
14317 2021-09-07 Eric Botcazou <ebotcazou@adacore.com>
14320 * dwarf2out.c (mark_base_types): New overloaded function.
14321 (dwarf2out_early_finish): Invoke it on the COMDAT type list as well
14322 as the compilation unit, and call move_marked_base_types afterward.
14324 2021-09-07 H.J. Lu <hjl.tools@gmail.com>
14327 * config/i386/i386-expand.c (ix86_expand_convert_uns_sisf_sse):
14329 (ix86_expand_vector_convert_uns_vsivsf): Likewise.
14331 2021-09-07 Richard Biener <rguenther@suse.de>
14333 PR tree-optimization/102226
14334 * tree-vect-loop.c (vect_transform_cycle_phi): Record
14335 the converted value for the epilogue PHI use.
14337 2021-09-07 Martin Liska <mliska@suse.cz>
14339 PR gcov-profile/80223
14340 * ipa-inline.c (can_inline_edge_p): Similarly to sanitizer
14341 options, do not inline when no_profile_instrument_function
14342 attributes are different in early inliner. It's fine to inline
14343 it after PGO instrumentation.
14345 2021-09-07 Richard Biener <rguenther@suse.de>
14347 PR tree-optimization/101555
14348 * tree-ssa-pre.c (translate_vuse_through_block): Do not
14349 perform an alias walk to determine the validity of the
14350 mem at the start of the block which is already guaranteed
14351 by means of prune_clobbered_mems.
14352 (phi_translate_1): Pass edge to translate_vuse_through_block.
14354 2021-09-07 Xionghu Luo <luoxhu@linux.ibm.com>
14357 * config/rs6000/rs6000.md (fmod<mode>3): New define_expand.
14358 (remainder<mode>3): Likewise.
14360 2021-09-07 YunQiang Su <yunqiang.su@cipunited.com>
14362 * config/mips/mips.c (mips_file_start): add .module for
14365 2021-09-06 Roger Sayle <roger@nextmovesoftware.com>
14367 * wide-int.cc (wi::clz): Reorder tests to ensure the result
14368 is zero for all negative values.
14370 2021-09-06 Tobias Burnus <tobias@codesourcery.com>
14372 * doc/invoke.texi (-foffload-options): Fix @opindex.
14374 2021-09-06 H.J. Lu <hjl.tools@gmail.com>
14377 * config/i386/i386-expand.c (ix86_split_xorsign): Use operands[2].
14378 * config/i386/i386.md (@xorsign<mode>3_1): Add non-destructive
14379 source alternative for AVX.
14381 2021-09-06 liuhongt <hongtao.liu@intel.com>
14383 PR middle-end/102182
14384 * optabs.c (expand_fix): Add from1 to avoid from being
14387 2021-09-06 Eric Botcazou <ebotcazou@adacore.com>
14389 * dwarf2out.c (modified_type_die): Deal with all array types earlier
14390 and use local variable consistently throughout the function.
14392 2021-09-06 Jakub Jelinek <jakub@redhat.com>
14394 PR tree-optimization/102207
14395 * match.pd: Don't demote operands of IFN_{ADD,SUB,MUL}_OVERFLOW if they
14396 were promoted from signed to wider unsigned type.
14398 2021-09-06 Andrew Pinski <apinski@marvell.com>
14400 PR tree-optimization/63184
14401 * match.pd: Add simplification of pointer_diff of two pointer_plus
14402 with addr_expr in the first operand of each pointer_plus.
14403 Add simplificatoin of ne/eq of two pointer_plus with addr_expr
14404 in the first operand of each pointer_plus.
14406 2021-09-06 Richard Biener <rguenther@suse.de>
14408 PR tree-optimization/102176
14409 * tree-vect-slp.c (vect_slp_gather_vectorized_scalar_stmts):
14411 (vect_bb_slp_scalar_cost): Use the computed set of
14412 vectorized scalar stmts instead of relying on the out-of-date
14413 and not accurate PURE_SLP_STMT.
14414 (vect_bb_vectorization_profitable_p): Compute the set
14415 of vectorized scalar stmts.
14417 2021-09-05 Aldy Hernandez <aldyh@redhat.com>
14419 * gimple-range-path.cc (path_range_query::range_of_stmt): Remove
14420 GIMPLE_COND special casing.
14421 (path_range_query::range_defined_in_block): Use range_of_stmt
14422 instead of calling fold_range directly.
14424 2021-09-05 Aldy Hernandez <aldyh@redhat.com>
14426 * gimple-range-path.cc (path_range_query::range_of_expr): Set
14427 m_undefined_path when appropriate.
14428 (path_range_query::internal_range_of_expr): Copy from range_of_expr.
14429 (path_range_query::unreachable_path_p): New.
14430 (path_range_query::precompute_ranges): Set m_undefined_path.
14431 * gimple-range-path.h (path_range_query::unreachable_path_p): New.
14432 (path_range_query::internal_range_of_expr): New.
14433 * tree-ssa-threadbackward.c (back_threader::find_taken_edge_cond):
14434 Use unreachable_path_p.
14436 2021-09-05 Aldy Hernandez <aldyh@redhat.com>
14438 * tree-ssa-threadbackward.c (back_threader::maybe_register_path):
14439 Remove argument and call find_taken_edge.
14440 (back_threader::resolve_phi): Do not calculate taken edge before
14441 calling maybe_register_path.
14442 (back_threader::find_paths_to_names): Same.
14444 2021-09-05 Jeff Law <jlaw@localhost.localdomain>
14446 * config/h8300/h8300.md (QHSI2 mode iterator): New mode iterator.
14447 * config/h8300/testcompare.md (store_c): Update name, use new
14449 (store_neg_c, store_shifted_c): New patterns.
14451 2021-09-03 Segher Boessenkool <segher@kernel.crashing.org>
14454 * config/rs6000/rs6000-logue.c (rs6000_emit_prologue): On ELFv2 use r11
14455 instead of r12 for CR save, in all cases.
14457 2021-09-03 Andrew Pinski <apinski@marvell.com>
14459 * config/aarch64/aarch64-sve-builtins.cc (register_vector_type):
14460 Handle error_mark_node as the type of the type_decl.
14462 2021-09-03 Andrew Pinski <apinski@marvell.com>
14464 * config/aarch64/aarch64-builtins.c (struct aarch64_simd_type_info):
14466 (aarch64_simd_types): Likewise.
14467 (aarch64_simd_intOI_type_node): Likewise.
14468 (aarch64_simd_intCI_type_node): Likewise.
14469 (aarch64_simd_intXI_type_node): Likewise.
14470 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Likewise.
14471 (aarch64_fp16_ptr_type_node): Likewise.
14472 (aarch64_bf16_type_node): Likewise.
14473 (aarch64_bf16_ptr_type_node): Likewise.
14475 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
14477 * range-op.cc (operator_minus::op1_op2_relation_effect): Abstract
14479 (minus_op1_op2_relation_effect): ...here.
14480 (class operator_pointer_diff): New.
14481 (operator_pointer_diff::op1_op2_relation_effect): Call
14482 minus_op1_op2_relation_effect.
14483 (integral_table::integral_table): Add entry for POINTER_DIFF_EXPR.
14485 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
14487 * tree-ssa-threadbackward.c (back_threader::thread_through_all_blocks):
14488 Add may_peel_loop_headers.
14489 (back_threader_registry::thread_through_all_blocks): Same.
14490 (try_thread_blocks): Pass may_peel_loop_headers argument.
14491 (pass_early_thread_jumps::execute): Same.
14493 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
14495 * tree-ssa-threadedge.c (has_phis_p): New.
14496 (forwarder_block_p): New.
14497 (potentially_threadable_block): Call forwarder_block_p.
14498 (jump_threader::thread_around_empty_blocks): Call has_phis_p.
14499 (jump_threader::thread_through_normal_block): Call
14502 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
14504 * tree-ssa-threadbackward.c (back_threader::dump): New.
14505 (back_threader::debug): New.
14506 (back_threader_profitability::profitable_path_p): Dump blocks
14507 even if we are bailing early.
14509 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
14511 * tree-ssa-threadupdate.c (cancel_thread): New.
14512 (jump_thread_path_registry::thread_block_1): Use cancel_thread.
14513 (jump_thread_path_registry::mark_threaded_blocks): Same.
14514 (jump_thread_path_registry::register_jump_thread): Same.
14516 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
14518 * tree-ssa-threadedge.c (jt_state::push): Only call methods for
14519 which objects are available.
14520 (jt_state::pop): Same.
14521 (jt_state::register_equiv): Same.
14522 (jt_state::register_equivs_on_edge): Same.
14524 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
14526 * tree-ssa-threadedge.c (jump_threader::thread_across_edge):
14527 Move pop until after a thread is registered.
14529 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
14531 * tree-ssa-threadupdate.c (debug): New.
14533 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
14535 * gimple-range-trace.cc (push_dump_file::push_dump_file): New.
14536 (push_dump_file::~push_dump_file): New.
14537 (dump_ranger): Change dump_file temporarily while dumping
14539 * gimple-range-trace.h (class push_dump_file): New.
14541 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
14543 * gimple-range-trace.cc (debug_seed_ranger): Remove static.
14544 (dump_ranger): Dump function name.
14546 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
14548 * gimple-range-path.cc (path_range_query::range_defined_in_block):
14549 Adjust for non-null.
14550 (path_range_query::adjust_for_non_null_uses): New.
14551 (path_range_query::precompute_ranges): Call
14552 adjust_for_non_null_uses.
14553 * gimple-range-path.h: Add m_non_null and
14554 adjust_for_non_null_uses.
14556 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
14558 * gimple-range-path.cc (path_range_query::dump): Dump path
14560 (path_range_query::precompute_ranges): Dump entire path.
14562 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
14564 * value-relation.cc (relation_oracle::debug): New.
14565 * value-relation.h (relation_oracle::debug): New.
14567 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
14569 * tree-ssa-loop-ch.c: Remove unnecessary include file.
14571 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
14573 * gimple-range-fold.cc (fold_using_range::postfold_gcond_edges):
14574 Skip statements with no defining BB.
14575 * gimple-range-path.cc (path_range_query::range_defined_in_block):
14576 Do not get confused by statements with no defining BB.
14578 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
14580 * gimple-range-fold.cc (adjust_imagpart_expr): Move from
14581 gimple_range_adjustment. Add support for constants.
14582 (adjust_realpart_expr): New.
14583 (gimple_range_adjustment): Move IMAGPART_EXPR code to
14584 adjust_imagpart_expr.
14585 * range-op.cc (integral_table::integral_table): Add entry for
14588 2021-09-03 Jakub Jelinek <jakub@redhat.com>
14590 * omp-expand.c (expand_omp_atomic_pipeline): Use
14591 IFN_ATOMIC_COMPARE_EXCHANGE instead of
14592 BUILT_IN_SYNC_VAL_COMPARE_AND_SWAP_? so that memory order
14595 2021-09-03 Jakub Jelinek <jakub@redhat.com>
14598 * tree.h (DECL_FIELD_ABI_IGNORED): Changed into rvalue only macro
14599 that is false if DECL_BIT_FIELD.
14600 (SET_DECL_FIELD_ABI_IGNORED, DECL_FIELD_CXX_ZERO_WIDTH_BIT_FIELD,
14601 SET_DECL_FIELD_CXX_ZERO_WIDTH_BIT_FIELD): Define.
14602 * tree-streamer-out.c (pack_ts_decl_common_value_fields): For
14603 DECL_BIT_FIELD stream DECL_FIELD_CXX_ZERO_WIDTH_BIT_FIELD instead
14604 of DECL_FIELD_ABI_IGNORED.
14605 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
14606 SET_DECL_FIELD_ABI_IGNORED instead of writing to
14607 DECL_FIELD_ABI_IGNORED and for DECL_BIT_FIELD use
14608 SET_DECL_FIELD_CXX_ZERO_WIDTH_BIT_FIELD instead.
14609 * lto-streamer-out.c (hash_tree): For DECL_BIT_FIELD hash
14610 DECL_FIELD_CXX_ZERO_WIDTH_BIT_FIELD instead of DECL_FIELD_ABI_IGNORED.
14612 2021-09-03 liuhongt <hongtao.liu@intel.com>
14615 * config/i386/amxbf16intrin.h : Remove macro check for __AMX_BF16__.
14616 * config/i386/amxint8intrin.h : Remove macro check for __AMX_INT8__.
14617 * config/i386/amxtileintrin.h : Remove macro check for __AMX_TILE__.
14619 2021-09-02 Martin Sebor <msebor@redhat.com>
14621 PR tree-optimization/17506
14623 * tree-ssa-uninit.c (warn_uninit): Remove conditional guarding note.
14625 2021-09-02 Richard Biener <rguenther@suse.de>
14627 * tree-ssa-loop-im.c (fill_always_executed_in_1): Refine
14628 fix for PR78185 and continue processing when leaving
14629 finite inner loops.
14631 2021-09-02 Jakub Jelinek <jakub@redhat.com>
14633 PR tree-optimization/99591
14634 * match.pd: Demote operands of IFN_{ADD,SUB,MUL}_OVERFLOW if they
14637 2021-09-02 Richard Biener <rguenther@suse.de>
14640 2021-09-02 Richard Biener <rguenther@suse.de>
14642 PR tree-optimization/102155
14643 * tree-ssa-loop-im.c (fill_always_executed_in_1): Iterate
14644 over a part of the RPO array and do not recurse here.
14645 Dump blocks marked as always executed.
14646 (fill_always_executed_in): Walk over the RPO array and
14647 process loops whose header we run into.
14648 (loop_invariant_motion_in_fun): Compute the first RPO
14649 using rev_post_order_and_mark_dfs_back_seme in iteration
14650 order and pass that to fill_always_executed_in.
14652 2021-09-02 liuhongt <hongtao.liu@intel.com>
14654 * config/i386/i386-modes.def (FLOAT_MODE): Define ieee HFmode.
14655 * config/i386/i386.c (enum x86_64_reg_class): Add
14656 X86_64_SSEHF_CLASS.
14657 (merge_classes): Handle X86_64_SSEHF_CLASS.
14658 (examine_argument): Ditto.
14659 (construct_container): Ditto.
14660 (classify_argument): Ditto, and set HFmode/HCmode to
14661 X86_64_SSEHF_CLASS.
14662 (function_value_32): Return _FLoat16/Complex Float16 by
14664 (function_value_64): Return _Float16/Complex Float16 by SSE
14666 (ix86_print_operand): Handle CONST_DOUBLE HFmode.
14667 (ix86_secondary_reload): Require gpr as intermediate register
14668 to store _Float16 from sse register when sse4 is not
14670 (ix86_libgcc_floating_mode_supported_p): Enable _FLoat16 under
14672 (ix86_scalar_mode_supported_p): Ditto.
14673 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Defined.
14674 * config/i386/i386.h (VALID_SSE2_REG_MODE): Add HFmode.
14675 (VALID_INT_MODE_P): Add HFmode and HCmode.
14676 * config/i386/i386.md (*pushhf_rex64): New define_insn.
14678 (*movhf_internal): Ditto.
14679 * doc/extend.texi (Half-Precision Floating Point): Documemt
14682 2021-09-02 Richard Biener <rguenther@suse.de>
14684 PR tree-optimization/102155
14685 * tree-ssa-loop-im.c (fill_always_executed_in_1): Iterate
14686 over a part of the RPO array and do not recurse here.
14687 Dump blocks marked as always executed.
14688 (fill_always_executed_in): Walk over the RPO array and
14689 process loops whose header we run into.
14690 (loop_invariant_motion_in_fun): Compute the first RPO
14691 using rev_post_order_and_mark_dfs_back_seme in iteration
14692 order and pass that to fill_always_executed_in.
14694 2021-09-02 YunQiang Su <syq@debian.org>
14697 2021-08-31 YunQiang Su <yunqiang.su@cipunited.com>
14699 * config/mips/mips.c (mips_module_isa_name): New.
14700 mips_file_start: add .module mipsREV to all asm output
14702 2021-09-01 Jeff Law <jlaw@localhost.localdomain>
14704 PR tree-optimization/102152
14705 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Reduce a vector
14706 comparison to a scalar comparison before calling
14707 update_stmt_if_modified.
14709 2021-09-01 Andrew Pinski <apinski@marvell.com>
14712 * config/aarch64/aarch64.c (aarch64_expand_setmem):
14713 Check STRICT_ALIGNMENT before creating an overlapping
14716 2021-09-01 Martin Sebor <msebor@redhat.com>
14718 * gimple-ssa-warn-access.cc (get_size_range): Add argument.
14719 (check_access): Pass additional argument.
14720 (check_memop_access): Remove template and make a member function.
14721 (maybe_check_dealloc_call): Make a pass_waccess member function.
14722 (class pass_waccess): Add, rename, and remove members.
14723 (pass_waccess::pass_waccess): Adjust to name change.
14724 (pass_waccess::~pass_waccess): Same.
14725 (check_alloca): Make a member function.
14726 (check_alloc_size_call): Same.
14727 (check_strcat): Same.
14728 (check_strncat): Same.
14729 (check_stxcpy): Same.
14730 (check_stxncpy): Same.
14731 (check_strncmp): Same.
14732 (maybe_warn_rdwr_sizes): Rename...
14733 (pass_waccess::maybe_check_access_sizes): ...to this.
14734 (pass_waccess::check_call): Adjust to name changes.
14735 (pass_waccess::maybe_check_dealloc_call): Make a pass_waccess member
14737 (pass_waccess::execute): Adjust to name changes.
14738 * gimple-ssa-warn-access.h (check_memop_access): Remove.
14739 * pointer-query.cc (access_ref::phi): Handle null pointer.
14740 (access_ref::inform_access): Same.
14741 (pointer_query::put_ref): Modify a cached value, not a copy of it.
14742 (pointer_query::dump): New function.
14743 (compute_objsize_r): Avoid overwriting access_ref::bndrng. Cache
14745 * pointer-query.h (pointer_query::dump): Declare.
14746 * tree-ssa-strlen.c (get_range): Simplify. Use function query.
14747 (dump_strlen_info): Use function query.
14748 (printf_strlen_execute): Factor code out into pointer_query::put_ref.
14750 2021-09-01 Thomas Schwinge <thomas@codesourcery.com>
14752 * tree.c (walk_tree_1) <OMP_CLAUSE>: Simplify.
14754 2021-09-01 Iain Sandoe <iain@sandoe.co.uk>
14756 * doc/extend.texi: Document unavailable attribute.
14757 * print-tree.c (print_node): Handle unavailable attribute.
14758 * tree-core.h (struct tree_base): Add a bit to carry unavailability.
14759 * tree.c (error_unavailable_use): New.
14760 * tree.h (TREE_UNAVAILABLE): New.
14761 (error_unavailable_use): New.
14763 2021-09-01 Jakub Jelinek <jakub@redhat.com>
14765 PR tree-optimization/102124
14766 * tree-vect-patterns.c (vect_recog_widen_op_pattern): For ORIG_CODE
14767 MINUS_EXPR, if itype is unsigned with smaller precision than type,
14768 add an extra cast to signed variant of itype to ensure sign-extension.
14770 2021-09-01 Martin Liska <mliska@suse.cz>
14772 * graph.c (draw_cfg_node_succ_edges): Do not color fallthru
14773 edges and rather use colors for TRUE and FALSE edges.
14775 2021-09-01 Richard Biener <rguenther@suse.de>
14777 PR tree-optimization/93491
14778 * tree-ssa-pre.c (compute_avail): Set BB_MAY_NOTRETURN
14779 after processing the stmt itself. Do not consider
14780 pure functions possibly not returning. Properly avoid
14781 adding possibly trapping calls to EXP_GEN when there's
14782 a preceeding possibly not returning call.
14783 * tree-ssa-sccvn.c (vn_reference_may_trap): Conservatively
14786 2021-09-01 Richard Biener <rguenther@suse.de>
14788 PR tree-optimization/102139
14789 * tree-vectorizer.h (vec_base_alignments): Adjust hash-map
14790 type to record a std::pair of the stmt-info and the innermost
14792 (dr_vec_info::group): New member.
14793 * tree-vect-data-refs.c (vect_record_base_alignment): Adjust.
14794 (vect_compute_data_ref_alignment): Verify the recorded
14795 base alignment can be used.
14796 (data_ref_pair): Remove.
14797 (dr_group_sort_cmp): Adjust.
14798 (vect_analyze_data_ref_accesses): Store the group-ID in the
14799 dr_vec_info and operate on a vector of dr_vec_infos.
14801 2021-09-01 YunQiang Su <yunqiang.su@cipunited.com>
14803 * read-md.c (md_reader::handle_enum): support value assignation.
14804 * doc/md.texi: record define_c_enum value assignation support.
14806 2021-09-01 Jakub Jelinek <jakub@redhat.com>
14808 PR tree-optimization/102141
14809 * gimple-ssa-store-merging.c (bswap_view_convert): Add BEFORE
14810 argument. If false, emit stmts after gsi instead of before, and
14812 (bswap_replace): Adjust callers. When converting output of bswap,
14813 emit VIEW_CONVERT prepratation stmts after a copy of gsi instead
14816 2021-09-01 liuhongt <hongtao.liu@intel.com>
14818 * emit-rtl.c (validate_subreg): Get rid of all float-int
14821 2021-09-01 liuhongt <hongtao.liu@intel.com>
14824 2021-08-30 liuhongt <hongtao.liu@intel.com>
14826 * expmed.c (extract_bit_field_1): Make sure we're playing with
14827 integral modes before call extract_integral_bit_field.
14828 (extract_integral_bit_field): Add a parameter of type
14829 scalar_int_mode which corresponds to of tmode.
14830 And call extract_and_convert_fixed_bit_field instead of
14831 extract_fixed_bit_field and convert_extracted_bit_field.
14832 (extract_and_convert_fixed_bit_field): New function, it's a
14833 combination of extract_fixed_bit_field and
14834 convert_extracted_bit_field.
14836 2021-08-31 Thomas Schwinge <thomas@codesourcery.com>
14838 * tree.c (walk_tree_1) <OMP_CLAUSE_TILE>: Handle three operands.
14840 2021-08-31 Thomas Schwinge <thomas@codesourcery.com>
14842 * omp-general.h (omp_is_reference): Rename to...
14843 (omp_privatize_by_reference): ... this. Adjust all users...
14844 * omp-general.c: ... here, ...
14845 * gimplify.c: ... here, ...
14846 * omp-expand.c: ... here, ...
14847 * omp-low.c: ... here.
14849 2021-08-31 Martin Sebor <msebor@redhat.com>
14851 * gimple-ssa-warn-access.cc (maybe_warn_alloc_args_overflow): Test
14852 pointer element for equality to zero, not that of the cotaining
14855 2021-08-31 Martin Sebor <msebor@redhat.com>
14857 * gcc-rich-location.h (gcc_rich_location): Make ctor explicit.
14859 2021-08-31 Martin Sebor <msebor@redhat.com>
14861 * function.h (function): Add comments.
14862 (get_range_query): Same. Add attribute returns nonnull.
14864 2021-08-31 Roger Sayle <roger@nextmovesoftware.com>
14866 * expr.c (convert_modes): Don't use subreg_promoted_mode on a
14867 SUBREG if it can't be guaranteed to a SUBREG_PROMOTED_VAR_P set.
14868 Instead use the standard (safer) is_a <scalar_int_mode> idiom.
14870 2021-08-31 Jeff Law <jlaw@localhost.localdomain>
14872 * config.gcc (cris-*-elf, cris-*-none): Remove dbxelf.h from
14874 (m32r-*-elf, m32rle-*-elf, m32r-*-linux): Likewise.
14875 (mn10300-*-*, am33_2.0-*-linux*): Likewise.
14876 (xtensa*-*-elf, xtensa*-*-linux, xtensa*-*-uclinux): Likewise.
14877 (m32c-*-elf*, m32c-*-rtems*): Likewise.
14878 * config/cris/cris.h (DBX_NO_XREFS): Remove.
14879 (DBX_CONTIN_LENGTH, DBX_CONTIN_CHAR): Likewise.
14880 * config/m32r/m32r.h (DBXOUT_SOURCE_LINE): Likewise.
14881 (DBX_DEBUGGING_INFO, DBX_CONTIN_LENGTH): Likewise.
14882 * config/mn10300/mn10300.h (DEFAULT_GDB_EXTENSIONS): Likewise.
14883 * config/mn10300/linux.h (DBX_REGISTER_NAMES): Likewise.
14885 2021-08-31 Marcel Vollweiler <marcel@codesourcery.com>
14887 * gimplify.c (gimplify_scan_omp_clauses): Error handling. 'ancestor' only
14888 allowed on target constructs and only with particular other clauses.
14889 * omp-expand.c (expand_omp_target): Output of 'sorry, not supported' if
14890 'ancestor' is used.
14891 * omp-low.c (check_omp_nesting_restrictions): Error handling. No nested OpenMP
14892 structs when 'ancestor' is used.
14893 (scan_omp_1_stmt): No usage of OpenMP runtime routines in a target region when
14894 'ancestor' is used.
14895 * tree-pretty-print.c (dump_omp_clause): Append 'ancestor'.
14896 * tree.h (OMP_CLAUSE_DEVICE_ANCESTOR): Define macro.
14898 2021-08-31 Roger Sayle <roger@nextmovesoftware.com>
14900 * expr.c (convert_modes): Preserve SUBREG_PROMOTED_VAR_P when
14901 creating a (wider) partial subreg from a SUBREG_PROMOTED_VAR_P
14903 * simplify-rtx.c (simplify_unary_operation_1) [SIGN_EXTEND]:
14904 Likewise, preserve SUBREG_PROMOTED_VAR_P when creating a (wider)
14905 partial subreg from a SUBREG_PROMOTED_VAR_P subreg. Generate
14906 SIGN_EXTEND of the SUBREG_REG when a subreg would be paradoxical.
14907 [ZERO_EXTEND]: Likewise, preserve SUBREG_PROMOTED_VAR_P when
14908 creating a (wider) partial subreg from a SUBREG_PROMOTED_VAR_P
14909 subreg. Generate ZERO_EXTEND of the SUBREG_REG when a subreg
14910 would be paradoxical.
14912 2021-08-31 Roger Sayle <roger@nextmovesoftware.com>
14914 * combine.c (combine_simplify_rtx): Avoid converting an explicit
14915 TRUNCATE into a lowpart SUBREG on !TRULY_NOOP_TRUNCATION targets.
14916 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
14918 2021-08-31 Richard Biener <rguenther@suse.de>
14920 PR tree-optimization/102142
14921 * tree-vect-slp.c (vect_bb_vectorization_profitable_p): Fix
14922 condition under which to unset the visited flag.
14924 2021-08-31 Richard Biener <rguenther@suse.de>
14926 PR middle-end/102129
14927 * tree-ssa-ter.c (find_replaceable_in_bb): Do not move
14928 possibly trapping expressions across calls.
14930 2021-08-31 Jakub Jelinek <jakub@redhat.com>
14932 PR tree-optimization/102134
14933 * tree-ssa-ccp.c (bit_value_binop) <case RSHIFT_EXPR>: If sgn is
14934 UNSIGNED and r1val | r1mask has MSB set, ensure lzcount doesn't
14937 2021-08-31 Andrew Pinski <apinski@marvell.com>
14940 * collect-utils.c (setup_signals): New declaration.
14941 * collect-utils.h (setup_signals): New function.
14942 * collect2.c (handler): Delete.
14943 (main): Instead of manually setting up the signals,
14944 just call setup_signals.
14945 * lto-wrapper.c (main): Likewise.
14947 2021-08-31 Andrew Pinski <apinski@marvell.com>
14950 * config/i386/i386-protos.h (x86_output_aligned_bss):
14951 Change align argument to unsigned type.
14952 (x86_elf_aligned_decl_common): Likewise.
14953 * config/i386/i386.c (x86_elf_aligned_decl_common): Likewise.
14954 (x86_output_aligned_bss): Likewise.
14956 2021-08-31 YunQiang Su <yunqiang.su@cipunited.com>
14958 * config/mips/mips.c (mips_module_isa_name): New.
14959 mips_file_start: add .module mipsREV to all asm output
14961 2021-08-31 YunQiang Su <yunqiang.su@cipunited.com>
14963 * config/mips/mips.h (struct mips_cpu_info): define enum mips_isa;
14964 use enum instead of int for 'isa' member.
14965 * config.gcc, config/mips/mips.c, config/mips/mips-cpus.def,
14966 config/mips/netbsd.h: replace hardcoded numbers with enum.
14968 2021-08-31 liuhongt <hongtao.liu@intel.com>
14970 * config/i386/sse.md (*<avx512>_ucmp<mode>3_1): Change from
14971 define_split to define_insn_and_split.
14972 (*avx2_eq<mode>3): Removed.
14973 (<avx512>_eq<mode>3<mask_scalar_merge_name>): Adjust pattern
14974 (<avx512>_eq<mode>3<mask_scalar_merge_name>_1): Rename to ..
14975 (*<avx512>_eq<mode>3<mask_scalar_merge_name>_1): .. this, and
14977 (*avx2_gt<mode>3): Removed.
14978 (<avx512>_gt<mode>3<mask_scalar_merge_name>): Change from
14979 define_insn to define_expand, and adjust pattern.
14980 (UNSPEC_MASKED_EQ, UNSPEC_MASKED_GT): Removed.
14982 2021-08-30 David Malcolm <dmalcolm@redhat.com>
14985 * Makefile.in (ANALYZER_OBJS): Add analyzer/call-info.o.
14987 2021-08-30 Jason Merrill <jason@redhat.com>
14989 * doc/invoke.texi: Document -Wmissing-requires.
14991 2021-08-30 Bill Schmidt <wschmidt@linux.ibm.com>
14993 * config/rs6000/rs6000-call.c (rs6000_init_builtins): Remove
14994 TARGET_EXTRA_BUILTINS guard.
14996 2021-08-30 Bill Schmidt <wschmidt@linux.ibm.com>
14998 * config/rs6000/rs6000-call.c (rs6000_init_builtins): Change
14999 initialization of V2DI_type_node and unsigned_V2DI_type_node.
15001 2021-08-30 Bill Schmidt <wschmidt@linux.ibm.com>
15003 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Use the new
15004 decl when new_builtins_are_live.
15005 * config/rs6000/rs6000-builtin-new.def (__builtin_cfstring): New
15008 2021-08-30 Pat Haugen <pthaugen@linux.ibm.com>
15010 * config/rs6000/rs6000-cpus.def (ISA_3_1_MASKS_SERVER): Add
15011 OPTION_MASK_P10_FUSION_2STORE.
15012 (POWERPC_MASKS): Likewise.
15013 * config/rs6000/rs6000.c (rs6000_option_override_internal): Enable
15014 store fusion for Power10.
15015 (is_fusable_store): New.
15016 (power10_sched_reorder): Likewise.
15017 (rs6000_sched_reorder): Do Power10 specific reordering.
15018 (rs6000_sched_reorder2): Likewise.
15019 * config/rs6000/rs6000.opt: Add new option.
15021 2021-08-30 Richard Biener <rguenther@suse.de>
15023 PR tree-optimization/102128
15024 * tree-vect-slp.c (vect_bb_vectorization_profitable_p):
15025 Move scanning for if-converted scalar code to the caller
15026 and instead delay clearing the visited flag for profitable
15028 (vect_slp_region): Cost all subgraphs before scheduling.
15029 For if-converted BB vectorization scan for scalar COND_EXPRs
15030 and do not vectorize if any found and the cost model is
15033 2021-08-30 Richard Biener <rguenther@suse.de>
15035 * common.opt (fexceptions): Mark
15036 EnabledBy(fnon-call-exceptions).
15037 * doc/invoke.texi (fnon-call-exceptions): Document this
15038 enables -fexceptions.
15040 2021-08-30 Sebastian Huber <sebastian.huber@embedded-brains.de>
15042 * tsystem.h (abort): Define abort() if inhibit_libc is defined and it
15043 is not already defined.
15045 2021-08-30 liuhongt <hongtao.liu@intel.com>
15047 * expmed.c (extract_bit_field_1): Make sure we're playing with
15048 integral modes before call extract_integral_bit_field.
15049 (extract_integral_bit_field): Add a parameter of type
15050 scalar_int_mode which corresponds to of tmode.
15051 And call extract_and_convert_fixed_bit_field instead of
15052 extract_fixed_bit_field and convert_extracted_bit_field.
15053 (extract_and_convert_fixed_bit_field): New function, it's a
15054 combination of extract_fixed_bit_field and
15055 convert_extracted_bit_field.
15057 2021-08-29 Iain Sandoe <iain@sandoe.co.uk>
15059 * config/darwin.c (darwin_libc_has_function): Do not run
15060 the checks for x86 or modern Darwin. Make sure that there
15061 is a value set for darwin_macosx_version_min before testing.
15063 2021-08-29 Iain Sandoe <iain@sandoe.co.uk>
15065 * config/i386/darwin.h (CLEAR_INSN_CACHE): New.
15067 2021-08-28 Jan Hubicka <hubicka@ucw.cz>
15069 * ipa-modref-tree.h (modref_access_node::merge): Break out
15070 logic combining offsets and logic merging ranges to ...
15071 (modref_access_node::combined_offsets): ... here
15072 (modref_access_node::update2): ... here
15073 (modref_access_node::closer_pair_p): New member function.
15074 (modref_access_node::forced_merge): New member function.
15075 (modre_ref_node::insert): Do merging when table is full.
15077 2021-08-28 YunQiang Su <yunqiang.su@cipunited.com>
15080 * config.gcc: MIPS: use N64 ABI by default if the triple end
15081 with -gnuabi64, which is used by Debian since 2013.
15083 2021-08-28 Alexandre Oliva <oliva@adacore.com>
15085 * ipa-modref.c (analyze_function): Skip debug stmts.
15086 * tree-inline.c (estimate_num_insn): Consider builtins even
15087 without a cgraph_node.
15089 2021-08-27 Jeff Law <jlaw@localhost.localdomain>
15091 * config/h8300/bitfield.md (cstore<mode>4): Remove expander.
15092 * config/h8300/h8300.c (h8300_expand_branch): Remove function.
15093 * config/h8300/h8300-protos.h (h8300_expadn_branch): Remove prototype.
15094 * config/h8300/h8300.md (eqne): New code iterator.
15095 (geultu, geultu_to_c): Similarly.
15096 * config/h8300/testcompare.md (cstore<mode>4): Dummy expander.
15097 (store_c_<mode>, store_c_i_<mode>): New define_insn_and_splits
15098 (cmp<mode>_c): New pattern
15100 2021-08-27 Jeff Law <jlaw@localhost.localdomain>
15102 * tree-ssa-dom.c (reduce_vector_comparison_to_scalar_comparison): New
15104 (dom_opt_dom_walker::optimize_stmt): Use it.
15106 2021-08-27 Iain Sandoe <iain@sandoe.co.uk>
15108 * config/darwin.c (finalize_ctors): Add a section-start linker-
15110 (finalize_dtors): Likewise.
15111 * config/darwin.h (MIN_LD64_INIT_TERM_START_LABELS): New.
15113 2021-08-27 Bill Schmidt <wschmidt@linux.ibm.com>
15115 * config/rs6000/rs6000-call.c (rs6000-builtins.h): New #include.
15116 (rs6000_init_builtins): Call rs6000_init_generated_builtins. Skip the
15117 old initialization logic when new builtins are enabled.
15118 * config/rs6000/rs6000-gen-builtins.c (write_decls): Rename
15119 rs6000_autoinit_builtins to rs6000_init_generated_builtins.
15120 (write_init_file): Likewise.
15122 2021-08-27 Iain Sandoe <iain@sandoe.co.uk>
15124 * configure.ac (darwin2[[0-9]]* | darwin19*): Alter use of
15125 gcc_GAS_CHECK_FEATURE to remove an extraneous parameter.
15126 (amdgcn-* | gcn-*) Likewise.
15128 2021-08-27 Anthony Sharp <anthonysharp15@gmail.com>
15130 * symbol-summary.h: Added missing template keyword.
15132 2021-08-27 Richard Biener <rguenther@suse.de>
15134 PR tree-optimization/45178
15135 * tree-ssa-dce.c (find_obviously_necessary_stmts): For
15136 infinite loops without exit do not mark control dependent
15137 edges of the latch necessary.
15139 2021-08-27 konglin1 <lingling.kong@intel.com>
15142 * config/i386/sse.md: (<avx512>scattersi<mode>): Add mask operand to
15144 (<avx512>scattersi<mode>): Likewise.
15145 (*avx512f_scattersi<VI48F:mode>): Merge mask operand to set_dest.
15146 (*avx512f_scatterdi<VI48F:mode>): Likewise
15148 2021-08-27 Kewen Lin <linkw@linux.ibm.com>
15150 * config/rs6000/rs6000.c (rs6000_builtin_md_vectorized_function): Add
15151 support for built-in functions MISC_BUILTIN_DIVWE, MISC_BUILTIN_DIVWEU,
15152 MISC_BUILTIN_DIVDE, MISC_BUILTIN_DIVDEU, P10_BUILTIN_CFUGED,
15153 P10_BUILTIN_CNTLZDM, P10_BUILTIN_CNTTZDM, P10_BUILTIN_PDEPD and
15154 P10_BUILTIN_PEXTD on Power10.
15156 2021-08-27 Kewen Lin <linkw@linux.ibm.com>
15158 * config/rs6000/rs6000-call.c (builtin_function_type): Add unsigned
15159 signedness for some Power10 bifs.
15161 2021-08-27 David Edelsohn <dje.gcc@gmail.com>
15164 * config/rs6000/rs6000.c (rs6000_adjust_field_align): Use
15165 computed alignment if the entire struct has attribute packed.
15167 2021-08-27 liuhongt <hongtao.liu@intel.com>
15171 * config/i386/i386.c (ix86_gimple_fold_builtin): Fold
15172 IX86_BUILTIN_SHUFPD512, IX86_BUILTIN_SHUFPS512,
15173 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS,
15174 IX86_BUILTIN_SHUFPS256.
15175 (ix86_masked_all_ones): New function.
15177 2021-08-26 Uroš Bizjak <ubizjak@gmail.com>
15179 * config/i386/i386.md (*btr<mode>_1): Call force_reg unconditionally.
15180 (conditional moves with memory inputs splitters): Ditto.
15181 * config/i386/sse.md (one_cmpl<mode>2): Simplify.
15183 2021-08-26 Jan Hubicka <hubicka@ucw.cz>
15185 * ipa-modref-tree.h (modref_access_node::try_merge_with): Restart
15186 search after merging.
15188 2021-08-26 Bill Schmidt <wschmidt@linux.ibm.com>
15190 * config/rs6000/rs6000-overload.def: Add remaining overloads.
15192 2021-08-26 Bill Schmidt <wschmidt@linux.ibm.com>
15194 * config/rs6000/rs6000-builtin-new.def: Add cell stanza.
15196 2021-08-26 Bill Schmidt <wschmidt@linux.ibm.com>
15198 * config/rs6000/rs6000-builtin-new.def: Add ieee128-hw, dfp,
15199 crypto, and htm stanzas.
15201 2021-08-26 Bill Schmidt <wschmidt@linux.ibm.com>
15203 * config/rs6000/rs6000-builtin-new.def: Add mma stanza.
15205 2021-08-26 Martin Sebor <msebor@redhat.com>
15207 * tree-ssa-uninit.c (warn_uninit): Refactor and simplify.
15208 (warn_uninit_phi_uses): Remove argument from calls to warn_uninit.
15209 (warn_uninitialized_vars): Same. Reduce visibility of locals.
15210 (warn_uninitialized_phi): Same.
15212 2021-08-26 Roger Sayle <roger@nextmovesoftware.com>
15214 * tree-ssa-ccp.c (get_individual_bits): Helper function to
15215 extract the individual bits from a widest_int constant (mask).
15216 (gray_code_bit_flips): New read-only table for effiently
15217 enumerating permutations/combinations of bits.
15218 (bit_value_binop) [LROTATE_EXPR, RROTATE_EXPR]: Handle rotates
15219 by unknown counts that are guaranteed less than the target
15220 precision and four or fewer unknown bits by enumeration.
15221 [LSHIFT_EXPR, RSHIFT_EXPR]: Likewise, also handle shifts by
15222 enumeration under the same conditions. Handle remaining
15223 shifts as a mask based upon the minimum possible shift value.
15225 2021-08-26 Roger Sayle <roger@nextmovesoftware.com>
15226 Richard Biener <rguenther@suse.de>
15228 * match.pd (shift transformations): Remove a redundant
15229 !POINTER_TYPE_P check.
15231 2021-08-26 Uroš Bizjak <ubizjak@gmail.com>
15234 * config/i386/i386.md (cmove reg-reg move elimination peephole2s):
15235 Set all_regs to true in the call to replace_rtx.
15237 2021-08-26 Jan Hubicka <hubicka@ucw.cz>
15239 * ipa-modref-tree.c (test_insert_search_collapse): Update test.
15240 * ipa-modref-tree.h (modref_base_node::insert): Be smarter when
15241 hiting --param modref-max-refs limit.
15242 (modref_tree:insert_base): Be smarter when hitting
15243 --param modref-max-bases limit. Add new parameter REF.
15244 (modref_tree:insert): Update.
15245 (modref_tree:merge): Update.
15246 * ipa-modref.c (read_modref_records): Update.
15248 2021-08-26 Jan Hubicka <hubicka@ucw.cz>
15250 * params.opt: (modref-max-adjustments): Add full stop.
15252 2021-08-26 Jan Hubicka <hubicka@ucw.cz>
15254 * ipa-modref-tree.h (modref_ref_node::verify): New member
15256 (modref_ref_node::insert): Use it.
15257 (modref_ref_node::try_mere_with): Fix off by one error.
15259 2021-08-26 Martin Liska <mliska@suse.cz>
15260 Stefan Kneifel <stefan.kneifel@bluewin.ch>
15262 * cgraph.h (create_version_clone_with_body): Add new parameter.
15263 * cgraphclones.c: Likewise.
15264 * multiple_target.c (create_dispatcher_calls): Do not use
15266 (create_target_clone): Likewise here.
15268 2021-08-26 Jonathan Yong <10walls@gmail.com>
15270 * doc/extend.texi: Add note about reserved priorities
15271 to the constructor attribute.
15273 2021-08-25 Martin Sebor <msebor@redhat.com>
15275 * gimple-range-cache.cc (ssa_global_cache::dump): Avoid printing
15276 range table header alone.
15277 * gimple-range.cc (gimple_ranger::export_global_ranges): Same.
15279 2021-08-25 Jan Hubicka <hubicka@ucw.cz>
15281 * doc/invoke.texi: Document --param modref-max-adjustments.
15282 * ipa-modref-tree.c (test_insert_search_collapse): Update.
15283 (test_merge): Update.
15284 * ipa-modref-tree.h (struct modref_access_node): Add adjustments;
15285 (modref_access_node::operator==): Fix handling of access ranges.
15286 (modref_access_node::contains): Constify parameter; handle also
15287 mismatched parm offsets.
15288 (modref_access_node::update): New function.
15289 (modref_access_node::merge): New function.
15290 (unspecified_modref_access_node): Update constructor.
15291 (modref_ref_node::insert_access): Add record_adjustments parameter;
15293 (modref_ref_node::try_merge_with): New private function.
15294 (modref_tree::insert): New record_adjustments parameter.
15295 (modref_tree::merge): New record_adjustments parameter.
15296 (modref_tree::copy_from): Update.
15297 * ipa-modref.c (dump_access): Dump adjustments field.
15298 (get_access): Update constructor.
15299 (record_access): Update call of insert.
15300 (record_access_lto): Update call of insert.
15301 (merge_call_side_effects): Add record_adjustments parameter.
15302 (get_access_for_fnspec): Update.
15303 (process_fnspec): Update.
15304 (analyze_call): Update.
15305 (analyze_function): Update.
15306 (read_modref_records): Update.
15307 (ipa_merge_modref_summary_after_inlining): Update.
15308 (propagate_unknown_call): Update.
15309 (modref_propagate_in_scc): Update.
15310 * params.opt (param-max-modref-adjustments=): New.
15312 2021-08-25 Michael Meissner <meissner@linux.ibm.com>
15314 * config/rs6000/vsx.md (UNSPEC_XXSPLTIDP): Rename from
15316 (xxspltiw_v4si): Use vecperm type attribute.
15317 (xxspltiw_v4si_inst): Use vecperm type attribute.
15318 (xxspltiw_v4sf_inst): Likewise.
15319 (xxspltidp_v2df): Use vecperm type attribute. Use
15320 UNSPEC_XXSPLTIDP instead of UNSPEC_XXSPLTID.
15321 (xxspltidp_v2df_inst): Likewise.
15322 (xxsplti32dx_v4si): Use vecperm type attribute.
15323 (xxsplti32dx_v4si_inst): Likewise.
15324 (xxsplti32dx_v4sf_inst): Likewise.
15325 (xxblend_<mode>): Likewise.
15326 (xxpermx): Likewise.
15327 (xxpermx_inst): Likewise.
15328 (xxeval): Likewise.
15330 2021-08-25 Lewis Hyatt <lhyatt@gmail.com>
15333 * coretypes.h (typedef diagnostic_input_charset_callback): Declare.
15334 * diagnostic.c (diagnostic_initialize_input_context): New function.
15335 * diagnostic.h (diagnostic_initialize_input_context): Declare.
15336 * input.c (default_charset_callback): New function.
15337 (file_cache::initialize_input_context): New function.
15338 (file_cache_slot::create): Added ability to convert the input
15339 according to the input context.
15340 (file_cache::file_cache): Initialize the new input context.
15341 (class file_cache_slot): Added new m_alloc_offset member.
15342 (file_cache_slot::file_cache_slot): Initialize the new member.
15343 (file_cache_slot::~file_cache_slot): Handle potentially offset buffer.
15344 (file_cache_slot::maybe_grow): Likewise.
15345 (file_cache_slot::needs_read_p): Handle NULL fp, which is now possible.
15346 (file_cache_slot::get_next_line): Likewise.
15347 * input.h (class file_cache): Added input context member.
15349 2021-08-25 Richard Biener <rguenther@suse.de>
15351 PR tree-optimization/102046
15352 * tree-vect-slp.c (vect_build_slp_tree_2): Conservatively
15353 update ->any_pattern when swapping operands.
15355 2021-08-25 Hongyu Wang <hongyu.wang@intel.com>
15358 * config/i386/i386.c (ix86_live_on_entry): Adjust comment.
15359 (ix86_decompose_address): Remove retval check for ASHIFT,
15360 allow non-canonical zero extend if AND mask covers ASHIFT
15362 (ix86_legitimate_address_p): Adjust condition for decompose.
15363 (ix86_rtx_costs): Adjust cost for lea with non-canonical
15365 Co-Authored by: Uros Bizjak <ubizjak@gmail.com>
15367 2021-08-25 Jiufu Guo <guojiufu@linux.ibm.com>
15369 PR tree-optimization/101145
15370 * tree-ssa-loop-niter.c (number_of_iterations_until_wrap):
15372 (number_of_iterations_lt): Invoke above function.
15373 (adjust_cond_for_loop_until_wrap):
15374 Merge to number_of_iterations_until_wrap.
15375 (number_of_iterations_cond): Update invokes for
15376 adjust_cond_for_loop_until_wrap and number_of_iterations_lt.
15378 2021-08-25 konglin1 <lingling.kong@intel.com>
15381 * config/i386/avx512dqintrin.h (_mm512_fpclass_ps_mask): Fix
15382 macro define in O0.
15383 (_mm512_mask_fpclass_ps_mask): Ditto.
15385 2021-08-25 Kewen Lin <linkw@linux.ibm.com>
15387 * config/rs6000/altivec.md (vec_unpacku_hi_v16qi): Remove.
15388 (vec_unpacku_hi_v8hi): Likewise.
15389 (vec_unpacku_lo_v16qi): Likewise.
15390 (vec_unpacku_lo_v8hi): Likewise.
15391 (vec_unpacku_hi_<VP_small_lc>): New define_expand.
15392 (vec_unpacku_lo_<VP_small_lc>): Likewise.
15394 2021-08-24 David Edelsohn <dje.gcc@gmail.com>
15396 * config/rs6000/aix.h (SYSTEM_IMPLICIT_EXTERN_C): Delete.
15397 * config/rs6000/aix71.h (SYSTEM_IMPLICIT_EXTERN_C): Define.
15398 * config/rs6000/aix72.h (SYSTEM_IMPLICIT_EXTERN_C): Define.
15399 * config/rs6000/aix73.h (TARGET_AIX_VERSION): Increase to 73.
15401 2021-08-24 Roger Sayle <roger@nextmovesoftware.com>
15403 PR middle-end/102031
15404 * simplify-rtx.c (simplify_truncation): When comparing precisions
15405 use "subreg_prec" variable, not "subreg_mode".
15407 2021-08-24 Bill Schmidt <wschmidt@linux.ibm.com>
15409 * config/rs6000/rs6000-builtin-new.def: Add power10 and power10-64
15412 2021-08-24 Bill Schmidt <wschmidt@linux.ibm.com>
15414 * config/rs6000/rs6000-call.c (rs6000_init_builtins): Initialize
15415 various pointer type nodes.
15416 * config/rs6000/rs6000.h (rs6000_builtin_type_index): Add enum
15417 values for various pointer types.
15418 (ptr_V16QI_type_node): New macro.
15419 (ptr_V1TI_type_node): New macro.
15420 (ptr_V2DI_type_node): New macro.
15421 (ptr_V2DF_type_node): New macro.
15422 (ptr_V4SI_type_node): New macro.
15423 (ptr_V4SF_type_node): New macro.
15424 (ptr_V8HI_type_node): New macro.
15425 (ptr_unsigned_V16QI_type_node): New macro.
15426 (ptr_unsigned_V1TI_type_node): New macro.
15427 (ptr_unsigned_V8HI_type_node): New macro.
15428 (ptr_unsigned_V4SI_type_node): New macro.
15429 (ptr_unsigned_V2DI_type_node): New macro.
15430 (ptr_bool_V16QI_type_node): New macro.
15431 (ptr_bool_V8HI_type_node): New macro.
15432 (ptr_bool_V4SI_type_node): New macro.
15433 (ptr_bool_V2DI_type_node): New macro.
15434 (ptr_bool_V1TI_type_node): New macro.
15435 (ptr_pixel_type_node): New macro.
15436 (ptr_intQI_type_node): New macro.
15437 (ptr_uintQI_type_node): New macro.
15438 (ptr_intHI_type_node): New macro.
15439 (ptr_uintHI_type_node): New macro.
15440 (ptr_intSI_type_node): New macro.
15441 (ptr_uintSI_type_node): New macro.
15442 (ptr_intDI_type_node): New macro.
15443 (ptr_uintDI_type_node): New macro.
15444 (ptr_intTI_type_node): New macro.
15445 (ptr_uintTI_type_node): New macro.
15446 (ptr_long_integer_type_node): New macro.
15447 (ptr_long_unsigned_type_node): New macro.
15448 (ptr_float_type_node): New macro.
15449 (ptr_double_type_node): New macro.
15450 (ptr_long_double_type_node): New macro.
15451 (ptr_dfloat64_type_node): New macro.
15452 (ptr_dfloat128_type_node): New macro.
15453 (ptr_ieee128_type_node): New macro.
15454 (ptr_ibm128_type_node): New macro.
15455 (ptr_vector_pair_type_node): New macro.
15456 (ptr_vector_quad_type_node): New macro.
15457 (ptr_long_long_integer_type_node): New macro.
15458 (ptr_long_long_unsigned_type_node): New macro.
15460 2021-08-24 Bill Schmidt <wschmidt@linux.ibm.com>
15462 * config/rs6000/rs6000-builtin-new.def: Add power9-vector, power9,
15463 and power9-64 stanzas.
15465 2021-08-24 Roger Sayle <roger@nextmovesoftware.com>
15466 Tom de Vries <tdevries@suse.de>
15468 * config.gcc (nvptx-*-*): Define {c,c++}_target_objs.
15469 * config/nvptx/nvptx-protos.h (nvptx_cpu_cpp_builtins): Prototype.
15470 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Implement with
15471 a call to the new nvptx_cpu_cpp_builtins function in nvptx-c.c.
15472 * config/nvptx/t-nvptx (nvptx-c.o): New rule.
15473 * config/nvptx/nvptx-c.c: New source file.
15474 (nvptx_cpu_cpp_builtins): Move implementation here.
15476 2021-08-24 Martin Sebor <msebor@redhat.com>
15478 PR middle-end/101600
15479 PR middle-end/101977
15480 * gimple-ssa-warn-access.cc (maybe_warn_for_bound): Tighten up
15481 the phrasing of a warning.
15482 (check_access): Use the remaining size after subtracting any offset
15483 rather than the whole object size.
15484 * pointer-query.cc (access_ref::get_ref): Clear BASE0 flag if it's
15485 clear for any nonnull PHI argument.
15486 (compute_objsize): Clear argument.
15488 2021-08-24 Bill Schmidt <wschmidt@linux.ibm.com>
15490 * config/rs6000/rs6000-builtin-new.def: Add power8-vector stanza.
15492 2021-08-24 Bill Schmidt <wschmidt@linux.ibm.com>
15494 * config/rs6000/rs6000-builtin-new.def: Add power7 and power7-64
15497 2021-08-24 Andrew MacLeod <amacleod@redhat.com>
15499 * value-relation.cc (rr_transitive_table): New.
15500 (relation_transitive): New.
15501 (value_relation::swap): Remove.
15502 (value_relation::apply_transitive): New.
15503 (relation_oracle::relation_oracle): Allocate a new tmp bitmap.
15504 (relation_oracle::register_relation): Call register_transitives.
15505 (relation_oracle::register_transitives): New.
15506 * value-relation.h (relation_oracle): Add new temporary bitmap and
15509 2021-08-24 H.J. Lu <hjl.tools@gmail.com>
15512 * config/i386/i386-expand.c (ix86_expand_vector_move): Broadcast
15513 from integer to a pseudo vector register.
15515 2021-08-24 Richard Biener <rguenther@suse.de>
15517 PR tree-optimization/100089
15518 * tree-vectorizer.h (vect_slp_bb): Rename to ...
15519 (vect_slp_if_converted_bb): ... this and get the original
15520 loop as new argument.
15521 * tree-vectorizer.c (try_vectorize_loop_1): Revert previous fix,
15522 pass original loop to vect_slp_if_converted_bb.
15523 * tree-vect-slp.c (vect_bb_vectorization_profitable_p):
15524 If orig_loop was passed scan the not vectorized stmts
15525 for COND_EXPRs and force not profitable if found.
15526 (vect_slp_region): Pass down all SLP instances to costing
15527 if orig_loop was specified.
15528 (vect_slp_bbs): Pass through orig_loop.
15529 (vect_slp_bb): Rename to ...
15530 (vect_slp_if_converted_bb): ... this and get the original
15531 loop as new argument.
15532 (vect_slp_function): Adjust.
15534 2021-08-24 Richard Earnshaw <rearnsha@arm.com>
15537 * config/arm/arm.md (attribute arch): Add fix_vlldm.
15538 (arch_enabled): Use it.
15539 * config/arm/vfp.md (lazy_store_multiple_insn): Add alternative to
15540 use when erratum mitigation is needed.
15542 2021-08-24 Richard Earnshaw <rearnsha@arm.com>
15545 * config/arm/arm.opt (mfix-cmse-cve-2021-35465): New option.
15546 * doc/invoke.texi (Arm Options): Document it.
15547 * config/arm/arm-cpus.in (quirk_vlldm): New feature bit.
15548 (ALL_QUIRKS): Add quirk_vlldm.
15549 (cortex-m33): Add quirk_vlldm.
15550 (cortex-m35p, cortex-m55): Likewise.
15551 * config/arm/arm.c (arm_option_override): Enable fix_vlldm if
15552 targetting an affected CPU and not explicitly controlled on
15555 2021-08-24 Richard Earnshaw <rearnsha@arm.com>
15557 * config/arm/vfp.md (lazy_store_multiple_insn): Rewrite as valid RTL.
15558 (lazy_load_multiple_insn): Likewise.
15560 2021-08-24 liuhongt <hongtao.liu@intel.com>
15563 * config/i386/sse.md (<avx512>_vternlog<mode><sd_maskz_name>):
15564 Enable avx512 embedded broadcast.
15565 (*<avx512>_vternlog<mode>_all): Ditto.
15566 (<avx512>_vternlog<mode>_mask): Ditto.
15568 2021-08-24 liuhongt <hongtao.liu@intel.com>
15571 * config/i386/i386.c (ix86_rtx_costs): Define cost for
15573 * config/i386/i386.h (STRIP_UNARY): New macro.
15574 * config/i386/predicates.md (reg_or_notreg_operand): New
15576 * config/i386/sse.md (*<avx512>_vternlog<mode>_all): New define_insn.
15577 (*<avx512>_vternlog<mode>_1): New pre_reload
15578 define_insn_and_split.
15579 (*<avx512>_vternlog<mode>_2): Ditto.
15580 (*<avx512>_vternlog<mode>_3): Ditto.
15581 (any_logic1,any_logic2): New code iterator.
15582 (logic_op): New code attribute.
15583 (ternlogsuffix): Extend to VNxDF and VNxSF.
15585 2021-08-24 Richard Biener <rguenther@suse.de>
15587 * doc/invoke.texi (vect-inner-loop-cost-factor): Adjust.
15588 * params.opt (--param vect-inner-loop-cost-factor): Adjust
15590 * tree-vect-loop.c (vect_analyze_loop_form): Initialize
15591 inner_loop_cost_factor to the minimum of the estimated number
15592 of iterations of the inner loop and vect-inner-loop-cost-factor.
15594 2021-08-24 Roger Sayle <roger@nextmovesoftware.com>
15595 Richard Biener <rguenther@suse.de>
15597 * config/i386/i386-features.c (compute_convert_gain): Provide
15598 more accurate values for CONST_INT, when optimizing for size.
15599 * config/i386/i386.c (COSTS_N_BYTES): Move definition from here...
15600 * config/i386/i386.h (COSTS_N_BYTES): to here.
15602 2021-08-24 Roger Sayle <roger@nextmovesoftware.com>
15603 Jakub Jelinek <jakub@redhat.com>
15605 PR middle-end/102029
15606 * match.pd (shift transformations): Add an additional check for
15607 !POINTER_TYPE_P in the recently added left shift transformation.
15609 2021-08-24 liuhongt <hongtao.liu@intel.com>
15611 PR tree-optimization/100089
15612 * tree-vectorizer.c (try_vectorize_loop_1): Disable slp in
15613 loop vectorizer when cost model is very-cheap.
15615 2021-08-23 Bill Schmidt <wschmidt@linux.ibm.com>
15617 * config/rs6000/rs6000-gen-builtins.c (parse_bif_entry): Don't call
15618 asprintf, which is not available on AIX.
15620 2021-08-23 Bill Schmidt <wschmidt@linux.ibm.com>
15622 * config.gcc (target_gtfiles): Add ./rs6000-builtins.h.
15623 * config/rs6000/t-rs6000 (EXTRA_GTYPE_DEPS): Set.
15625 2021-08-23 Bill Schmidt <wschmidt@linux.ibm.com>
15627 * config.gcc (powerpc*-*-*): Add rs6000-builtins.o to extra_objs.
15628 * config/rs6000/rs6000-gen-builtins.c (main): Close init_file
15630 * config/rs6000/t-rs6000 (rs6000-gen-builtins.o): New target.
15631 (rbtree.o): Likewise.
15632 (rs6000-gen-builtins): Likewise.
15633 (rs6000-builtins.c): Likewise.
15634 (rs6000-builtins.h): Likewise.
15635 (rs6000.o): Add dependency.
15636 (EXTRA_HEADERS): Add rs6000-vecdefines.h.
15637 (rs6000-vecdefines.h): New target.
15638 (rs6000-builtins.o): Likewise.
15639 (rs6000-call.o): Add rs6000-builtins.h as a dependency.
15640 (rs6000-c.o): Likewise.
15642 2021-08-23 Bill Schmidt <wschmidt@linux.ibm.com>
15645 * config/rs6000/rs6000-gen-builtins.c (consume_whitespace):
15646 Diagnose buffer overrun.
15647 (safe_inc_pos): Fix overrun detection.
15648 (match_identifier): Diagnose buffer overrun.
15649 (match_integer): Likewise.
15650 (match_to_right_bracket): Likewise.
15652 2021-08-23 Jan Hubicka <hubicka@ucw.cz>
15654 * ipa-modref-tree.h (modref_access_node::range_info_useful_p):
15655 Improve range compare.
15656 (modref_access_node::contains): New member function.
15657 (modref_access_node::search): Remove.
15658 (modref_access_node::insert): Be smarter about subaccesses.
15660 2021-08-23 Thomas Schwinge <thomas@codesourcery.com>
15662 * config/i386/i386-options.c (ix86_omp_device_kind_arch_isa)
15663 <omp_device_arch> [ACCEL_COMPILER]: Match "intel_mic".
15664 * config/i386/t-omp-device (omp-device-properties-i386) <arch>:
15667 2021-08-23 Jeff Law <jlaw@localhost.localdomain>
15669 * config/h8300/h8300-protos.h (h8300_expand_epilogue): Add new
15671 * config/h8300/jumpcall.md (call, call_value): Restrict to
15672 !SIBLING_CALL_P cases.
15673 (subcall, sibcall_value): New patterns & expanders.
15674 * config/h8300/proepi.md (epilogue): Pass new argument to
15675 h8300_expand_epilogue.
15676 (sibcall_epilogue): New expander.
15677 * config/h8300/h8300.c (h8300_expand_epilogue): Handle sibcall
15679 (h8300_ok_for_sibcall_p): New function.
15680 (TARGET_FUNCTION_OK_FOR_SIBCALL): define.
15682 2021-08-23 Roger Sayle <roger@nextmovesoftware.com>
15684 * simplify-rtx.c (simplify_unary_operation_1): [TRUNCATE]:
15685 Handle case where the operand is already the desired mode.
15687 2021-08-23 Richard Biener <rguenther@suse.de>
15690 * tree-ssa-structalias.c (ipa_pta_execute): Check in_other_partition
15691 in addition to has_gimple_body.
15693 2021-08-23 Jan Hubicka <hubicka@ucw.cz>
15695 PR middle-end/101949
15696 * ipa-modref.c (analyze_ssa_name_flags): Fix merging of
15699 2021-08-23 Martin Liska <mliska@suse.cz>
15701 * doc/invoke.texi: Put the option out of -mxl-mode-app-model
15704 2021-08-23 Richard Biener <rguenther@suse.de>
15706 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
15707 Properly scale the inner loop cost only once.
15709 2021-08-23 Roger Sayle <roger@nextmovesoftware.com>
15711 * tree-ssa-ccp.c (bit_value_binop) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]:
15712 Provide bounds for unsigned (and signed with non-negative operands)
15713 division and modulus.
15715 2021-08-23 Roger Sayle <roger@nextmovesoftware.com>
15717 * simplify-rtx.c (simplify_truncation): Generalize simplification
15718 of (truncate:A (subreg:B X)).
15719 (simplify_unary_operation_1) [FLOAT_TRUNCATE, FLOAT_EXTEND,
15720 SIGN_EXTEND, ZERO_EXTEND]: Handle cases where the operand
15721 already has the desired machine mode.
15722 (test_scalar_int_ops): Add tests that useless extensions and
15723 truncations are optimized away.
15724 (test_scalar_int_ext_ops): New self-test function to confirm
15725 that truncations of extensions are correctly simplified.
15726 (test_scalar_int_ext_ops2): New self-test function to check
15727 truncations of truncations, extensions of extensions, and
15728 truncations of extensions.
15729 (test_scalar_ops): Call the above two functions with a
15730 representative sampling of integer machine modes.
15732 2021-08-23 Roger Sayle <roger@nextmovesoftware.com>
15734 * match.pd (shift transformations): Change the sign of an
15735 LSHIFT_EXPR if it reduces the number of explicit conversions.
15737 2021-08-23 Jakub Jelinek <jakub@redhat.com>
15739 PR tree-optimization/86723
15740 * gimple-ssa-store-merging.c (find_bswap_or_nop_finalize): Add
15741 cast64_to_32 argument, set *cast64_to_32 to false, unless n is
15742 non-memory permutation of 64-bit src which only has bytes of
15743 0 or [5..8] and n->range is 4.
15744 (find_bswap_or_nop): Add cast64_to_32 and mask arguments, adjust
15745 find_bswap_or_nop_finalize caller, support bswap with some bytes
15746 zeroed, as long as at least two bytes are not zeroed.
15747 (bswap_replace): Add mask argument and handle masking of bswap
15749 (maybe_optimize_vector_constructor): Adjust find_bswap_or_nop
15750 caller, punt if cast64_to_32 or mask is not all ones.
15751 (pass_optimize_bswap::execute): Adjust find_bswap_or_nop_finalize
15752 caller, for now punt if cast64_to_32.
15754 2021-08-23 Richard Biener <rguenther@suse.de>
15756 PR tree-optimization/79334
15757 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15758 a type also for COMPONENT_REFs.
15759 (vn_reference_may_trap): Check ARRAY_REF with constant index
15760 against the array domain.
15762 2021-08-23 liuhongt <hongtao.liu@intel.com>
15765 * config/i386/sse.md (*avx512f_pshufb_truncv8hiv8qi_1): Add
15766 TARGET_AVX512BW to condition.
15768 2021-08-23 Jakub Jelinek <jakub@redhat.com>
15771 * dwarf2out.c (gen_variable_die): Add DW_AT_location for global
15772 register variables already during early_dwarf if possible.
15774 2021-08-23 Christophe Lyon <christophe.lyon@foss.st.com>
15776 * config/arm/arm_mve.h: Fix __arm_vctp16q return type.
15778 2021-08-23 Christophe Lyon <christophe.lyon@foss.st.com>
15781 * config/arm/arm.opt: Fix typo.
15782 * config/arm/t-rmprofile: Fix typo.
15784 2021-08-23 Jakub Jelinek <jakub@redhat.com>
15786 * tree.h (OMP_CLAUSE_GRAINSIZE_STRICT): Define.
15787 (OMP_CLAUSE_NUM_TASKS_STRICT): Define.
15788 * tree-pretty-print.c (dump_omp_clause) <case OMP_CLAUSE_GRAINSIZE,
15789 case OMP_CLAUSE_NUM_TASKS>: Print strict: modifier.
15790 * omp-expand.c (expand_task_call): Use GOMP_TASK_FLAG_STRICT in iflags
15791 if either grainsize or num_tasks clause has the strict modifier.
15793 2021-08-23 Martin Liska <mliska@suse.cz>
15795 * dbgcnt.def (DEBUG_COUNTER): New counter.
15796 * gimple.c (gimple_call_arg_flags): Use it in IPA PTA.
15798 2021-08-23 Jan Hubicka <hubicka@ucw.cz>
15800 * ipa-modref.c (analyze_ssa_name_flags): Improve handling of return slot.
15802 2021-08-23 Xi Ruoyao <xry111@mengyan1223.wang>
15805 * config/mips/mips-protos.h (mips_msa_output_shift_immediate):
15807 * config/mips/mips.c (mips_msa_output_shift_immediate): New
15809 * config/mips/mips-msa.md (vashl<mode>3, vashr<mode>3,
15810 vlshr<mode>3): Call it.
15812 2021-08-22 Jan Hubicka <hubicka@ucw.cz>
15813 Martin Liska <mliska@suse.cz>
15815 PR middle-end/101949
15816 * ipa-modref.c (analyze_ssa_name_flags): Indirect call implies
15819 2021-08-21 Dragan Mladjenovic <OT_Dragan.Mladjenovic@mediatek.com>
15821 * config/mips/mips.c (mips_function_rodata_section,
15822 TARGET_ASM_FUNCTION_RODATA_SECTION): Removed.
15824 2021-08-21 John David Anglin <danglin@gcc.gnu.org>
15826 * config/pa/pa.c (pa_asm_output_aligned_common): Remove warning.
15828 2021-08-20 Serge Belyshev <belyshev@depni.sinp.msu.ru>
15830 * configure.ac (thread-local storage support): Remove tls_first_major
15831 and tls_first_minor. Use "$conftest_s" to check support.
15832 * configure: Regenerate.
15834 2021-08-20 Serge Belyshev <belyshev@depni.sinp.msu.ru>
15836 * configure.ac: Fixup formatting.
15838 2021-08-20 Serge Belyshev <belyshev@depni.sinp.msu.ru>
15840 * acinclude.m4 (gcc_GAS_CHECK_FEATURE): Remove third argument and ...
15841 * configure.ac: ... update all callers.
15843 2021-08-20 Serge Belyshev <belyshev@depni.sinp.msu.ru>
15846 * acinclude.m4 (_gcc_COMPUTE_GAS_VERSION, _gcc_GAS_VERSION_GTE_IFELSE)
15847 (gcc_GAS_VERSION_GTE_IFELSE): Remove.
15848 (gcc_GAS_CHECK_FEATURE): Do not handle in-tree case specially.
15849 * configure.ac: Remove gcc_cv_gas_major_version, gcc_cv_gas_minor_version.
15850 Remove remaining checks for in-tree assembler.
15851 * configure: Regenerate.
15853 2021-08-20 Jeff Law <jlaw@localhost.localdomain>
15855 * config/h8300/h8300.c (shift_alg_hi): Improve arithmetic shift right
15856 by 15 bits for H8/300H and H8/S. Improve logical shifts by 12
15858 (shift_alg_si): Improve arithmetic right shift by 28-30 bits for
15859 H8/300H. Improve arithmetic shift right by 15 bits for H8/S.
15860 Improve logical shifts by 27 bits for H8/S.
15861 (get_shift_alg): Corresponding changes.
15862 (h8300_option_override): Revert to loops for -Os when profitable.
15864 2021-08-20 Richard Biener <rguenther@suse.de>
15866 * tree-vect-data-refs.c (dr_group_sort_cmp): Do not compare
15868 (vect_analyze_data_ref_accesses): Likewise. Assign the BB
15869 index as group_id when dataref_groups were not computed.
15870 * tree-vect-slp.c (vect_slp_bbs): Bump current_group when
15871 we advace to the next BB.
15873 2021-08-20 Jakub Jelinek <jakub@redhat.com>
15875 * omp-builtins.def (BUILT_IN_GOMP_WARNING, BUILT_IN_GOMP_ERROR): New
15878 2021-08-20 Martin Liska <mliska@suse.cz>
15880 PR gcov-profile/89961
15881 * gcov.c (make_gcov_file_name): Rewrite using std::string.
15882 (mangle_name): Simplify, do not used the second argument.
15883 (strip_extention): New function.
15884 (get_md5sum): Likewise.
15885 (get_gcov_intermediate_filename): Handle properly -p and -x
15887 (output_gcov_file): Use string type.
15888 (generate_results): Likewise.
15889 (md5sum_to_hex): Remove.
15891 2021-08-20 Michael Meissner <meissner@linux.ibm.com>
15893 * config/rs6000/altivec.md (UNSPEC_XXEVAL): Move to vsx.md.
15894 (UNSPEC_XXSPLTIW): Move to vsx.md.
15895 (UNSPEC_XXSPLTID): Move to vsx.md.
15896 (UNSPEC_XXSPLTI32DX): Move to vsx.md.
15897 (UNSPEC_XXBLEND): Move to vsx.md.
15898 (UNSPEC_XXPERMX): Move to vsx.md.
15899 (VM3): Move to vsx.md.
15900 (VM3_char): Move to vsx.md.
15901 (xxspltiw_v4si): Move to vsx.md.
15902 (xxspltiw_v4sf): Move to vsx.md.
15903 (xxspltiw_v4sf_inst): Move to vsx.md.
15904 (xxspltidp_v2df): Move to vsx.md.
15905 (xxspltidp_v2df_inst): Move to vsx.md.
15906 (xxsplti32dx_v4si_inst): Move to vsx.md.
15907 (xxsplti32dx_v4sf): Move to vsx.md.
15908 (xxsplti32dx_v4sf_inst): Move to vsx.md.
15909 (xxblend_<mode>): Move to vsx.md.
15910 (xxpermx): Move to vsx.md.
15911 (xxpermx_inst): Move to vsx.md.
15912 * config/rs6000/vsx.md (UNSPEC_XXEVAL): Move from altivec.md.
15913 (UNSPEC_XXSPLTIW): Move from altivec.md.
15914 (UNSPEC_XXSPLTID): Move from altivec.md.
15915 (UNSPEC_XXSPLTI32DX): Move from altivec.md.
15916 (UNSPEC_XXBLEND): Move from altivec.md.
15917 (UNSPEC_XXPERMX): Move from altivec.md.
15918 (VM3): Move from altivec.md.
15919 (VM3_char): Move from altivec.md.
15920 (xxspltiw_v4si): Move from altivec.md.
15921 (xxspltiw_v4sf): Move from altivec.md.
15922 (xxspltiw_v4sf_inst): Move from altivec.md.
15923 (xxspltidp_v2df): Move from altivec.md.
15924 (xxspltidp_v2df_inst): Move from altivec.md.
15925 (xxsplti32dx_v4si_inst): Move from altivec.md.
15926 (xxsplti32dx_v4sf): Move from altivec.md.
15927 (xxsplti32dx_v4sf_inst): Move from altivec.md.
15928 (xxblend_<mode>): Move from altivec.md.
15929 (xxpermx): Move from altivec.md.
15930 (xxpermx_inst): Move from altivec.md.
15932 2021-08-19 Roger Sayle <roger@nextmovesoftware.com>
15934 * tree-vect-generic.c (expand_vector_operations_1): Use either
15935 gimplify_build1 or gimplify_build2 instead of gimple_build_assign
15936 when constructing scalar splat expressions.
15938 2021-08-19 Peter Bergner <bergner@linux.ibm.com>
15941 * config/rs6000/rs6000-call.c (rs6000_gimple_fold_mma_builtin): Cast
15942 pointer to __vector_pair *.
15944 2021-08-19 Martin Sebor <msebor@redhat.com>
15946 * gimple-range.cc: Add comments.
15947 * gimple-range.h: Same.
15949 2021-08-19 Martin Sebor <msebor@redhat.com>
15951 PR middle-end/101984
15952 * gimple-ssa-warn-access.cc (pass_waccess::execute): Also call
15955 2021-08-19 Jeff Law <jlaw@localhost.localdomain>
15957 * config.gcc (h8300-*-elf*): Do not include dbxelf.h.
15958 (h8300-*-linux*, v850-*-rtems*, v850*-elf*): Likewise.
15959 * config/v850/v850.h (DEFAULT_GDB_EXTENSIONS): Remove.
15961 2021-08-19 Jakub Jelinek <jakub@redhat.com>
15963 PR middle-end/101950
15964 * optabs.c (expand_clrsb_using_clz): New function.
15965 (expand_unop): Use it as another clrsb expansion fallback.
15967 2021-08-19 liuhongt <hongtao.liu@intel.com>
15970 2021-07-28 liuhongt <hongtao.liu@intel.com>
15973 * config/i386/i386.h (processor_costs): Add new member
15975 * config/i386/x86-tune-costs.h (ix86_size_cost, i386_cost,
15976 i486_cost, pentium_cost, lakemont_cost, pentiumpro_cost,
15977 geode_cost, k6_cost, athlon_cost, k8_cost, amdfam10_cost,
15978 bdver_cost, znver1_cost, znver2_cost, znver3_cost,
15979 btver1_cost, btver2_cost, btver3_cost, pentium4_cost,
15980 nocona_cost, atom_cost, atom_cost, slm_cost, intel_cost,
15981 generic_cost, core_cost): Initialize integer_to_sse same value
15983 (skylake_cost): Initialize integer_to_sse twice as much as sse_op.
15984 * config/i386/i386.c (ix86_builtin_vectorization_cost):
15985 Use integer_to_sse instead of sse_op to calculate the cost of
15988 2021-08-18 Iain Sandoe <iain@sandoe.co.uk>
15990 * config.gcc: Include rpath.opt for Darwin.
15991 * config/darwin.h (DRIVER_SELF_SPECS): Handle -rpath.
15993 2021-08-18 Thomas Schwinge <thomas@codesourcery.com>
15995 PR bootstrap/101959
15996 * hash-map-tests.c (test_map_of_type_with_ctor_and_dtor_expand):
15999 2021-08-18 Jonathan Wright <jonathan.wright@arm.com>
16001 * config/aarch64/arm_neon.h (vld3_lane_f64): Use float RTL
16002 pattern and type cast.
16003 (vld4_lane_f32): Use float RTL pattern.
16004 (vld4q_lane_f64): Use float type cast.
16006 2021-08-18 Jan Hubicka <hubicka@ucw.cz>
16008 * tree-ssa-uninit.c (maybe_warn_pass_by_reference): Check also
16011 2021-08-18 Thomas Schwinge <thomas@codesourcery.com>
16013 * hash-map-tests.c (test_map_of_type_with_ctor_and_dtor): Extend.
16014 (test_map_of_type_with_ctor_and_dtor_expand): Add function.
16015 (hash_map_tests_c_tests): Call it.
16017 2021-08-18 Thomas Schwinge <thomas@codesourcery.com>
16019 * ggc.h (enum ggc_collect): New.
16020 (ggc_collect): Use it.
16021 * ggc-page.c: Adjust.
16022 * ggc-common.c: Likewise.
16023 * ggc-tests.c: Likewise.
16024 * read-rtl-function.c: Likewise.
16025 * selftest-run-tests.c: Likewise.
16026 * doc/gty.texi (Invoking the garbage collector): Likewise.
16028 2021-08-18 liuhongt <hongtao.liu@intel.com>
16031 * config/i386/i386.h (TARGET_V2DF_REDUCTION_PREFER_HADDPD):
16033 * config/i386/sse.md (*sse3_haddv2df3_low): Add
16034 TARGET_V2DF_REDUCTION_PREFER_HADDPD.
16035 (*sse3_hsubv2df3_low): Ditto.
16036 * config/i386/x86-tune.def
16037 (X86_TUNE_V2DF_REDUCTION_PREFER_HADDPD): New tune.
16039 2021-08-17 Andrew MacLeod <amacleod@redhat.com>
16041 * gimple-range-gori.cc (gori_compute::gori_compute): Enable tracing.
16042 (gori_compute::compute_operand_range): Add tracing.
16043 (gori_compute::logical_combine): Ditto.
16044 (gori_compute::compute_logical_operands): Ditto.
16045 (gori_compute::compute_operand1_range): Ditto.
16046 (gori_compute::compute_operand2_range): Ditto.
16047 (gori_compute::outgoing_edge_range_p): Ditto.
16048 * gimple-range-gori.h (class gori_compute): Add range_tracer.
16050 2021-08-17 Andrew MacLeod <amacleod@redhat.com>
16052 * flag-types.h (enum evrp_mode): Adjust evrp-mode values.
16053 * gimple-range-cache.cc (DEBUG_RANGE_CACHE): Relocate from.
16054 * gimple-range-trace.h (DEBUG_RANGE_CACHE): Here.
16055 * params.opt (--param=evrp-mode): Adjust options.
16057 2021-08-17 Andrew MacLeod <amacleod@redhat.com>
16059 * Makefile.in (OBJS): Add gimple-range-trace.o.
16060 * gimple-range-cache.h (enable_new_values): Remove unused prototype.
16061 * gimple-range-fold.cc: Adjust headers.
16062 * gimple-range-trace.cc: New.
16063 * gimple-range-trace.h: New.
16064 * gimple-range.cc (gimple_ranger::gimple_ranger): Enable tracer.
16065 (gimple_ranger::range_of_expr): Add tracing.
16066 (gimple_ranger::range_on_entry): Ditto.
16067 (gimple_ranger::range_on_exit): Ditto.
16068 (gimple_ranger::range_on_edge): Ditto.
16069 (gimple_ranger::fold_range_internal): Ditto.
16070 (gimple_ranger::dump_bb): Do not calculate edge range twice.
16071 (trace_ranger::*): Remove.
16072 (enable_ranger): Never create a trace_ranger.
16073 (debug_seed_ranger): Move to gimple-range-trace.cc.
16074 (dump_ranger): Ditto.
16075 (debug_ranger): Ditto.
16076 * gimple-range.h: Include gimple-range-trace.h.
16077 (range_on_entry, range_on_exit): No longer virtual.
16078 (class trace_ranger): Remove.
16079 (DEBUG_RANGE_CACHE): Move to gimple-range-trace.h.
16081 2021-08-17 Martin Sebor <msebor@redhat.com>
16083 PR middle-end/101854
16084 * builtins.c (expand_builtin_alloca): Move warning code to check_alloca
16085 in gimple-ssa-warn-access.cc.
16086 * calls.c (alloc_max_size): Move code to check_alloca.
16087 (get_size_range): Move to pointer-query.cc.
16088 (maybe_warn_alloc_args_overflow): Move to gimple-ssa-warn-access.cc.
16089 (get_attr_nonstring_decl): Move to tree.c.
16090 (fntype_argno_type): Move to gimple-ssa-warn-access.cc.
16091 (append_attrname): Same.
16092 (maybe_warn_rdwr_sizes): Same.
16093 (initialize_argument_information): Move code to
16094 gimple-ssa-warn-access.cc.
16095 * calls.h (maybe_warn_alloc_args_overflow): Move to
16096 gimple-ssa-warn-access.h.
16097 (get_attr_nonstring_decl): Move to tree.h.
16098 (maybe_warn_nonstring_arg): Move to gimple-ssa-warn-access.h.
16099 (enum size_range_flags): Move to pointer-query.h.
16100 (get_size_range): Same.
16101 * gimple-ssa-warn-access.cc (has_location): Remove unused overload
16102 to avoid Clang -Wunused-function.
16103 (get_size_range): Declare static.
16104 (maybe_emit_free_warning): Rename...
16105 (maybe_check_dealloc_call): ...to this for consistency.
16106 (class pass_waccess): Add members.
16107 (pass_waccess::~pass_waccess): Defined.
16108 (alloc_max_size): Move here from calls.c.
16109 (maybe_warn_alloc_args_overflow): Same.
16110 (check_alloca): New function.
16111 (check_alloc_size_call): New function.
16112 (check_strncat): Handle another warning flag.
16113 (pass_waccess::check_builtin): Handle alloca.
16114 (fntype_argno_type): Move here from calls.c.
16115 (append_attrname): Same.
16116 (maybe_warn_rdwr_sizes): Same.
16117 (pass_waccess::check_call): Define.
16118 (check_nonstring_args): New function.
16119 (pass_waccess::check): Call new member functions.
16120 (pass_waccess::execute): Enable ranger.
16121 * gimple-ssa-warn-access.h (get_size_range): Move here from calls.h.
16122 (maybe_warn_nonstring_arg): Same.
16123 * gimple-ssa-warn-restrict.c: Remove #include.
16124 * pointer-query.cc (get_size_range): Move here from calls.c.
16125 * pointer-query.h (enum size_range_flags): Same.
16126 (get_size_range): Same.
16127 * tree.c (get_attr_nonstring_decl): Move here from calls.c.
16128 * tree.h (get_attr_nonstring_decl): Move here from calls.h.
16130 2021-08-17 Thomas Schwinge <thomas@codesourcery.com>
16132 * ggc.h (ggc_collect): Add 'force_collect' parameter.
16133 * ggc-page.c (ggc_collect): Use that one instead of global
16134 'ggc_force_collect'. Adjust all users.
16135 * doc/gty.texi (Invoking the garbage collector): Update.
16136 * ggc-internal.h (ggc_force_collect): Remove.
16137 * ggc-common.c (ggc_force_collect): Likewise.
16138 * selftest.h (forcibly_ggc_collect): Remove.
16139 * ggc-tests.c (selftest::forcibly_ggc_collect): Likewise.
16140 * read-rtl-function.c (test_loading_labels): Adjust.
16141 * selftest-run-tests.c (run_tests): Likewise.
16143 2021-08-17 Iain Sandoe <iain@sandoe.co.uk>
16145 * config/darwin.c (darwin_file_end): Reset and reclaim the
16146 section names table at the end of compile.
16148 2021-08-17 Iain Sandoe <iain@sandoe.co.uk>
16151 * config.in: Regenerate.
16152 * config/i386/darwin.h (EXTRA_ASM_OPTS): New
16153 (ASM_SPEC): Pass options to disable branch shortening where
16155 * configure: Regenerate.
16156 * configure.ac: Detect versions of 'as' that support the
16157 optimisation which has the bug.
16159 2021-08-17 Richard Biener <rguenther@suse.de>
16161 * optabs-query.c (supports_vec_gather_load_p): Also check
16163 (supports_vec_scatter_store_p): Likewise.
16164 * tree-vect-data-refs.c (vect_gather_scatter_fn_p): Fall
16165 back to masked variants if non-masked are not supported.
16166 * tree-vect-patterns.c (vect_recog_gather_scatter_pattern):
16167 When we need to use masked gather/scatter but do not have
16168 a mask set up a constant true one.
16169 * tree-vect-stmts.c (vect_check_scalar_mask): Also allow
16170 non-SSA_NAME masks.
16172 2021-08-17 Roger Sayle <roger@nextmovesoftware.com>
16174 * tree-ssa-ccp.c (bit_value_binop) [MINUS_EXPR]: Use same
16175 algorithm as PLUS_EXPR to improve subtraction bit bounds.
16176 [POINTER_DIFF_EXPR]: Treat as synonymous with MINUS_EXPR.
16178 2021-08-17 Roger Sayle <roger@nextmovesoftware.com>
16180 * tree-ssa-ccp.c (bit_value_mult_const): New helper function to
16181 calculate the mask-value pair result of a multiplication by an
16183 (bit_value_binop) [MULT_EXPR]: Call it from here for
16184 multiplications by (sparse) non-negative constants.
16186 2021-08-17 Christophe Lyon <christophe.lyon@foss.st.com>
16189 * config.gcc (gcc_cv_initfini_array): Leave undefined for
16190 uclinuxfdpiceabi targets.
16192 2021-08-17 Alexandre Oliva <oliva@adacore.com>
16194 * tree-inline.c (maybe_move_debug_stmts_to_successors): Don't
16195 reverse debug stmts.
16197 2021-08-17 Alexandre Oliva <oliva@adacore.com>
16199 * tree-cfg.c (dump_function_to_file): Use fun, not cfun.
16201 2021-08-17 Jonathan Wright <jonathan.wright@arm.com>
16203 * config/aarch64/arm_neon.h (__LD4_LANE_FUNC): Delete.
16204 (__LD4Q_LANE_FUNC): Likewise.
16205 (vld4_lane_u8): Define without macro.
16206 (vld4_lane_u16): Likewise.
16207 (vld4_lane_u32): Likewise.
16208 (vld4_lane_u64): Likewise.
16209 (vld4_lane_s8): Likewise.
16210 (vld4_lane_s16): Likewise.
16211 (vld4_lane_s32): Likewise.
16212 (vld4_lane_s64): Likewise.
16213 (vld4_lane_f16): Likewise.
16214 (vld4_lane_f32): Likewise.
16215 (vld4_lane_f64): Likewise.
16216 (vld4_lane_p8): Likewise.
16217 (vld4_lane_p16): Likewise.
16218 (vld4_lane_p64): Likewise.
16219 (vld4q_lane_u8): Likewise.
16220 (vld4q_lane_u16): Likewise.
16221 (vld4q_lane_u32): Likewise.
16222 (vld4q_lane_u64): Likewise.
16223 (vld4q_lane_s8): Likewise.
16224 (vld4q_lane_s16): Likewise.
16225 (vld4q_lane_s32): Likewise.
16226 (vld4q_lane_s64): Likewise.
16227 (vld4q_lane_f16): Likewise.
16228 (vld4q_lane_f32): Likewise.
16229 (vld4q_lane_f64): Likewise.
16230 (vld4q_lane_p8): Likewise.
16231 (vld4q_lane_p16): Likewise.
16232 (vld4q_lane_p64): Likewise.
16233 (vld4_lane_bf16): Likewise.
16234 (vld4q_lane_bf16): Likewise.
16236 2021-08-17 Jonathan Wright <jonathan.wright@arm.com>
16238 * config/aarch64/arm_neon.h (__LD3_LANE_FUNC): Delete.
16239 (__LD3Q_LANE_FUNC): Delete.
16240 (vld3_lane_u8): Define without macro.
16241 (vld3_lane_u16): Likewise.
16242 (vld3_lane_u32): Likewise.
16243 (vld3_lane_u64): Likewise.
16244 (vld3_lane_s8): Likewise.
16245 (vld3_lane_s16): Likewise.
16246 (vld3_lane_s32): Likewise.
16247 (vld3_lane_s64): Likewise.
16248 (vld3_lane_f16): Likewise.
16249 (vld3_lane_f32): Likewise.
16250 (vld3_lane_f64): Likewise.
16251 (vld3_lane_p8): Likewise.
16252 (vld3_lane_p16): Likewise.
16253 (vld3_lane_p64): Likewise.
16254 (vld3q_lane_u8): Likewise.
16255 (vld3q_lane_u16): Likewise.
16256 (vld3q_lane_u32): Likewise.
16257 (vld3q_lane_u64): Likewise.
16258 (vld3q_lane_s8): Likewise.
16259 (vld3q_lane_s16): Likewise.
16260 (vld3q_lane_s32): Likewise.
16261 (vld3q_lane_s64): Likewise.
16262 (vld3q_lane_f16): Likewise.
16263 (vld3q_lane_f32): Likewise.
16264 (vld3q_lane_f64): Likewise.
16265 (vld3q_lane_p8): Likewise.
16266 (vld3q_lane_p16): Likewise.
16267 (vld3q_lane_p64): Likewise.
16268 (vld3_lane_bf16): Likewise.
16269 (vld3q_lane_bf16): Likewise.
16271 2021-08-17 Jonathan Wright <jonathan.wright@arm.com>
16273 * config/aarch64/arm_neon.h (__LD2_LANE_FUNC): Delete.
16274 (__LD2Q_LANE_FUNC): Likewise.
16275 (vld2_lane_u8): Define without macro.
16276 (vld2_lane_u16): Likewise.
16277 (vld2_lane_u32): Likewise.
16278 (vld2_lane_u64): Likewise.
16279 (vld2_lane_s8): Likewise.
16280 (vld2_lane_s16): Likewise.
16281 (vld2_lane_s32): Likewise.
16282 (vld2_lane_s64): Likewise.
16283 (vld2_lane_f16): Likewise.
16284 (vld2_lane_f32): Likewise.
16285 (vld2_lane_f64): Likewise.
16286 (vld2_lane_p8): Likewise.
16287 (vld2_lane_p16): Likewise.
16288 (vld2_lane_p64): Likewise.
16289 (vld2q_lane_u8): Likewise.
16290 (vld2q_lane_u16): Likewise.
16291 (vld2q_lane_u32): Likewise.
16292 (vld2q_lane_u64): Likewise.
16293 (vld2q_lane_s8): Likewise.
16294 (vld2q_lane_s16): Likewise.
16295 (vld2q_lane_s32): Likewise.
16296 (vld2q_lane_s64): Likewise.
16297 (vld2q_lane_f16): Likewise.
16298 (vld2q_lane_f32): Likewise.
16299 (vld2q_lane_f64): Likewise.
16300 (vld2q_lane_p8): Likewise.
16301 (vld2q_lane_p16): Likewise.
16302 (vld2q_lane_p64): Likewise.
16303 (vld2_lane_bf16): Likewise.
16304 (vld2q_lane_bf16): Likewise.
16306 2021-08-17 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
16308 * haifa-sched.c (advance_one_cycle): Output more context-synchronization
16311 2021-08-17 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
16313 * haifa-sched.c (enum rfs_decision, rfs_str): Add RFS_AUTOPREF.
16314 (rank_for_schedule): Use it.
16316 2021-08-17 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
16318 PR rtl-optimization/91598
16319 * haifa-sched.c (autopref_rank_for_schedule): Prioritize "irrelevant"
16320 insns after memory reads and before memory writes.
16322 2021-08-17 Alistair_Lee <alistair.lee@arm.com>
16324 * rtl.h (CONST_VECTOR_P): New macro.
16325 * config/aarch64/aarch64.c (aarch64_get_sve_pred_bits): Use RTL
16326 code testing macros.
16327 (aarch64_ptrue_all_mode): Likewise.
16328 (aarch64_expand_mov_immediate): Likewise.
16329 (aarch64_const_vec_all_in_range_p): Likewise.
16330 (aarch64_rtx_costs): Likewise.
16331 (aarch64_legitimate_constant_p): Likewise.
16332 (aarch64_simd_valid_immediate): Likewise.
16333 (aarch64_simd_make_constant): Likewise.
16334 (aarch64_convert_mult_to_shift): Likewise.
16335 (aarch64_expand_sve_vec_perm): Likewise.
16336 (aarch64_vec_fpconst_pow_of_2): Likewise.
16338 2021-08-17 Andrew MacLeod <amacleod@redhat.com>
16340 PR tree-optimization/101938
16341 * range-op.cc (operator_abs::op1_range): Special case
16342 -TYPE_MIN_VALUE for flag_wrapv.
16344 2021-08-17 Kewen Lin <linkw@linux.ibm.com>
16346 * tree-vect-slp.c (vectorizable_bb_reduc_epilogue): Add the cost for
16349 2021-08-17 Jakub Jelinek <jakub@redhat.com>
16351 * tree.def (OMP_SCOPE): New tree code.
16352 * tree.h (OMP_SCOPE_BODY, OMP_SCOPE_CLAUSES): Define.
16353 * tree-nested.c (convert_nonlocal_reference_stmt,
16354 convert_local_reference_stmt, convert_gimple_call): Handle
16356 * tree-pretty-print.c (dump_generic_node): Handle OMP_SCOPE.
16357 * gimple.def (GIMPLE_OMP_SCOPE): New gimple code.
16358 * gimple.c (gimple_build_omp_scope): New function.
16359 (gimple_copy): Handle GIMPLE_OMP_SCOPE.
16360 * gimple.h (gimple_build_omp_scope): Declare.
16361 (gimple_has_substatements): Handle GIMPLE_OMP_SCOPE.
16362 (gimple_omp_scope_clauses, gimple_omp_scope_clauses_ptr,
16363 gimple_omp_scope_set_clauses): New inline functions.
16364 (CASE_GIMPLE_OMP): Add GIMPLE_OMP_SCOPE.
16365 * gimple-pretty-print.c (dump_gimple_omp_scope): New function.
16366 (pp_gimple_stmt_1): Handle GIMPLE_OMP_SCOPE.
16367 * gimple-walk.c (walk_gimple_stmt): Likewise.
16368 * gimple-low.c (lower_stmt): Likewise.
16369 * gimplify.c (is_gimple_stmt): Handle OMP_MASTER.
16370 (gimplify_scan_omp_clauses): For task reductions, handle OMP_SCOPE
16371 like ORT_WORKSHARE constructs. Adjust diagnostics for %<scope%>
16372 allowing task reductions. Reject inscan reductions on scope.
16373 (omp_find_stores_stmt): Handle GIMPLE_OMP_SCOPE.
16374 (gimplify_omp_workshare, gimplify_expr): Handle OMP_SCOPE.
16375 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_SCOPE.
16376 (estimate_num_insns): Likewise.
16377 * omp-low.c (build_outer_var_ref): Look through GIMPLE_OMP_SCOPE
16378 contexts if var isn't privatized there.
16379 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_SCOPE.
16380 (scan_omp_1_stmt): Likewise.
16381 (maybe_add_implicit_barrier_cancel): Look through outer
16383 (lower_omp_scope): New function.
16384 (lower_omp_task_reductions): Handle OMP_SCOPE.
16385 (lower_omp_1): Handle GIMPLE_OMP_SCOPE.
16386 (diagnose_sb_1, diagnose_sb_2): Likewise.
16387 * omp-expand.c (expand_omp_single): Support also GIMPLE_OMP_SCOPE.
16388 (expand_omp): Handle GIMPLE_OMP_SCOPE.
16389 (omp_make_gimple_edges): Likewise.
16390 * omp-builtins.def (BUILT_IN_GOMP_SCOPE_START): New built-in.
16392 2021-08-17 Richard Biener <rguenther@suse.de>
16394 PR tree-optimization/101925
16395 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Set
16396 reverse on COMPONENT_REF and ARRAY_REF according to
16397 what reverse_storage_order_for_component_p does.
16398 (vn_reference_eq): Compare reversed on reference ops.
16399 (reverse_storage_order_for_component_p): New overload.
16400 (vn_reference_lookup_3): Check reverse_storage_order_for_component_p
16401 on the reference looked up.
16403 2021-08-17 Jeff Law <jlaw@localhost.localdomain>
16405 * config/h8300/h8300.c (shift_alg_si): Avoid loops for most SImode
16406 shifts on the H8/S.
16407 (h8300_option_override): Use loops on H8/S more often when optimizing
16409 (get_shift_alg): Handle new "special" cases on H8/S. Simplify
16410 accordingly. Handle various arithmetic right shifts with special
16411 sequences that we couldn't handle before.
16413 2021-08-16 Jeff Law <jlaw@localhost.localdomain>
16415 * config.gcc (rl78-*-elf*): Do not include dbxelf.h.
16417 2021-08-16 Sebastian Huber <sebastian.huber@embedded-brains.de>
16419 * config/sparc/rtemself.h (SPARC_GCOV_TYPE_SIZE): Define.
16420 * config/sparc/sparc.c (sparc_gcov_type_size): New.
16421 (TARGET_GCOV_TYPE_SIZE): Redefine if SPARC_GCOV_TYPE_SIZE is defined.
16422 * coverage.c (get_gcov_type): Use targetm.gcov_type_size().
16423 * doc/tm.texi (TARGET_GCOV_TYPE_SIZE): Add hook under "Misc".
16424 * doc/tm.texi.in: Regenerate.
16425 * target.def (gcov_type_size): New target hook.
16426 * targhooks.c (default_gcov_type_size): New.
16427 * targhooks.h (default_gcov_type_size): Declare.
16428 * tree-profile.c (gimple_gen_edge_profiler): Use precision of
16430 (gimple_gen_time_profiler): Likewise.
16432 2021-08-16 Eric Botcazou <ebotcazou@gcc.gnu.org>
16434 * dwarf2out.c (add_scalar_info): Deal with DW_AT_data_bit_offset.
16436 2021-08-16 Tobias Burnus <tobias@codesourcery.com>
16438 PR middle-end/101931
16439 * omp-low.c (omp_runtime_api_call): Update for routines
16440 added in the meanwhile.
16442 2021-08-16 Martin Liska <mliska@suse.cz>
16444 PR tree-optimization/100393
16445 * tree-switch-conversion.c (group_cluster::dump): Use
16446 get_comparison_count.
16447 (jump_table_cluster::find_jump_tables): Pre-compute number of
16448 comparisons and then decrement it. Cache also max_ratio.
16449 (jump_table_cluster::can_be_handled): Change signature.
16450 * tree-switch-conversion.h (get_comparison_count): New.
16452 2021-08-16 Eric Botcazou <ebotcazou@gcc.gnu.org>
16454 * dwarf2out.c (add_data_member_location_attribute): Use GNAT
16455 encodings only when -fgnat-encodings=all is specified.
16456 (add_bound_info): Likewise.
16457 (add_byte_size_attribute): Likewise.
16458 (gen_member_die): Likewise.
16460 2021-08-16 Thomas Schwinge <thomas@codesourcery.com>
16462 * omp-oacc-neuter-broadcast.cc
16463 (execute_omp_oacc_neuter_broadcast): Plug 'par' memory leak.
16465 2021-08-16 Thomas Schwinge <thomas@codesourcery.com>
16467 * omp-oacc-neuter-broadcast.cc
16468 (execute_omp_oacc_neuter_broadcast): Clarify memory management for
16471 2021-08-16 Thomas Schwinge <thomas@codesourcery.com>
16473 * omp-oacc-neuter-broadcast.cc (field_map): Move variable into...
16474 (execute_omp_oacc_neuter_broadcast): ... here.
16475 (install_var_field, build_receiver_ref, build_sender_ref): Take
16476 'field_map_t *' parameter. Adjust all users.
16477 (worker_single_copy, neuter_worker_single): Take a
16478 'record_field_map_t *' parameter. Adjust all users.
16480 2021-08-16 liuhongt <hongtao.liu@intel.com>
16483 * config/i386/i386.md (ldexp<mode>3): Force operands[1] to
16486 2021-08-16 Martin Liska <mliska@suse.cz>
16489 * multiple_target.c (create_dispatcher_calls): Make default
16490 function local only if it is a definition.
16492 2021-08-16 Martin Liska <mliska@suse.cz>
16495 * ipa-icf-gimple.c (func_checker::compare_ssa_name): Do not
16496 consider equal SSA_NAMEs when one is a param.
16498 2021-08-16 liuhongt <hongtao.liu@intel.com>
16501 * config/i386/i386-expand.c (ix86_expand_vec_perm_vpermt2):
16502 Support vpermi2b for V32QI/V16QImode.
16503 (ix86_extract_perm_from_pool_constant): New function.
16504 (ix86_expand_vec_one_operand_perm_avx512): Support
16505 vpermw/vpermb under TARGET_AVX512BW/TARGET_AVX512VBMI.
16506 (expand_vec_perm_1): Adjust comments for upper.
16507 * config/i386/i386-protos.h (ix86_extract_perm_from_pool_constant):
16509 * config/i386/predicates.md (permvar_truncate_operand): New predicate.
16510 (pshufb_truncv4siv4hi_operand): Ditto.
16511 (pshufb_truncv8hiv8qi_operand): Ditto.
16512 * config/i386/sse.md (*avx512bw_permvar_truncv16siv16hi_1):
16513 New pre_reload define_insn_and_split.
16514 (*avx512f_permvar_truncv8siv8hi_1): Ditto.
16515 (*avx512f_vpermvar_truncv8div8si_1): Ditto.
16516 (*avx512f_permvar_truncv32hiv32qi_1): Ditto.
16517 (*avx512f_permvar_truncv16hiv16qi_1): Ditto.
16518 (*avx512f_permvar_truncv4div4si_1): Ditto.
16519 (*avx512f_pshufb_truncv8hiv8qi_1): Ditto.
16520 (*avx512f_pshufb_truncv4siv4hi_1): Ditto.
16521 (*avx512f_pshufd_truncv2div2si_1): Ditto.
16523 2021-08-16 Kito Cheng <kito.cheng@sifive.com>
16525 * config/riscv/multilib-generator: Support code model option for
16527 * doc/install.texi: Add document of new option for
16528 --with-multilib-generator.
16530 2021-08-15 Clément Chigot <clement.chigot@atos.net>
16532 * config/rs6000/rs6000.c (xcoff_tls_exec_model_detected): New.
16533 (rs6000_legitimize_tls_address_aix): Use it.
16534 (rs6000_xcoff_file_end): Add ".ref __tls_get_addr" when
16535 xcoff_tls_exec_model_detected is true.
16537 2021-08-15 Jeff Law <jlaw@localhost.localdomain>
16539 * config/h8300/h8300.c (shift_alg_si): Retune H8/300H shifts
16540 to allow a bit more code growth, saving many dozens of cycles.
16541 (h8300_option_override): Adjus shift_alg_si if optimizing for
16543 (get_shift_alg): Use special + inline shifts for residuals
16546 2021-08-14 Stafford Horne <shorne@gmail.com>
16549 * config/or1k/or1k-opts.h: New file.
16550 * config/or1k/or1k.c (or1k_legitimize_address_1, print_reloc):
16551 Support generating gotha relocations if -mcmodel=large is
16553 * config/or1k/or1k.h (TARGET_CMODEL_SMALL, TARGET_CMODEL_LARGE):
16555 * config/or1k/or1k.opt (mcmodel=): New option.
16556 * doc/invoke.texi (OpenRISC Options): Document mcmodel.
16558 2021-08-14 Martin Sebor <msebor@redhat.com>
16560 PR middle-end/101791
16561 * gimple-ssa-warn-access.cc (new_delete_mismatch_p): Use new argument
16562 to valid_new_delete_pair_p.
16563 * tree.c (valid_new_delete_pair_p): Add argument.
16564 * tree.h (valid_new_delete_pair_p): Same.
16566 2021-08-14 Jakub Jelinek <jakub@redhat.com>
16569 * config/i386/i386-expand.c (expand_vec_perm_broadcast_1)
16570 <case E_V64QImode>: For this mode assert
16571 !TARGET_AVX512BW || d->perm[0] rather than !TARGET_AVX2 || d->perm[0].
16573 2021-08-13 Michael Meissner <meissner@linux.ibm.com>
16576 * config/rs6000/altivec.md (xxeval): Use register_predicate
16577 instead of altivec_register_predicate.
16579 2021-08-13 Martin Sebor <msebor@redhat.com>
16581 PR middle-end/101734
16582 * tree-ssa-uninit.c (maybe_warn_read_write_only): New function.
16583 (maybe_warn_operand): Call it.
16585 2021-08-13 Martin Liska <mliska@suse.cz>
16588 * attribs.c (decl_attributes): Make naked functions "noipa"
16591 2021-08-13 Martin Liska <mliska@suse.cz>
16594 * symtab.c (symtab_node::noninterposable_alias): Do not create
16595 local aliases for target_clone functions as the clonning pass
16598 2021-08-13 Martin Liska <mliska@suse.cz>
16600 * opts.c (LIVE_PATCHING_OPTION): Define.
16601 (control_options_for_live_patching): Use it in error messages.
16603 2021-08-13 Jan Hubicka <hubicka@ucw.cz>
16605 * ipa-modref.c (dump_eaf_flags): Dump EAF_NOREAD.
16606 (implicit_const_eaf_flags, implicit_pure_eaf_flags,
16607 ignore_stores_eaf_flags): New constants.
16608 (remove_useless_eaf_flags): New function.
16609 (eaf_flags_useful_p): Use it.
16610 (deref_flags): Add EAF_NOT_RETURNED if flag is unused;
16612 (modref_lattice::init): Add EAF_NOREAD.
16613 (modref_lattice::add_escape_point): Do not reacord escape point if
16615 (modref_lattice::merge): EAF_NOESCAPE implies EAF_NODIRECTESCAPE;
16616 use remove_useless_eaf_flags.
16617 (modref_lattice::merge_deref): Use ignore_stores_eaf_flags.
16618 (modref_lattice::merge_direct_load): Add EAF_NOREAD
16619 (analyze_ssa_name_flags): Fix handling EAF_NOT_RETURNED
16620 (analyze_parms): Use remove_useless_eaf_flags.
16621 (ipa_merge_modref_summary_after_inlining): Use ignore_stores_eaf_flags.
16622 (modref_merge_call_site_flags): Add caller and ecf_flags parameter;
16623 use remove_useless_eaf_flags.
16624 (modref_propagate_flags_in_scc): Update.
16625 * ipa-modref.h: Turn eaf_flags_t back to char.
16626 * tree-core.h (EAF_NOT_RETURNED): Fix.
16627 (EAF_NOREAD): New constant
16628 * tree-ssa-alias.c: (ref_maybe_used_by_call_p_1): Check for
16630 * tree-ssa-structalias.c (handle_rhs_call): Handle new flags.
16631 (handle_pure_call): Likewise.
16633 2021-08-12 Jakub Jelinek <jakub@redhat.com>
16635 * tree.def (OMP_MASKED): New tree code.
16636 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_FILTER.
16637 * tree.h (OMP_MASKED_BODY, OMP_MASKED_CLAUSES, OMP_MASKED_COMBINED,
16638 OMP_CLAUSE_FILTER_EXPR): Define.
16639 * tree.c (omp_clause_num_ops): Add OMP_CLAUSE_FILTER entry.
16640 (omp_clause_code_name): Likewise.
16641 (walk_tree_1): Handle OMP_CLAUSE_FILTER.
16642 * tree-nested.c (convert_nonlocal_omp_clauses,
16643 convert_local_omp_clauses): Handle OMP_CLAUSE_FILTER.
16644 (convert_nonlocal_reference_stmt, convert_local_reference_stmt,
16645 convert_gimple_call): Handle GIMPLE_OMP_MASTER.
16646 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE_FILTER.
16647 (dump_generic_node): Handle OMP_MASTER.
16648 * gimple.def (GIMPLE_OMP_MASKED): New gimple code.
16649 * gimple.c (gimple_build_omp_masked): New function.
16650 (gimple_copy): Handle GIMPLE_OMP_MASKED.
16651 * gimple.h (gimple_build_omp_masked): Declare.
16652 (gimple_has_substatements): Handle GIMPLE_OMP_MASKED.
16653 (gimple_omp_masked_clauses, gimple_omp_masked_clauses_ptr,
16654 gimple_omp_masked_set_clauses): New inline functions.
16655 (CASE_GIMPLE_OMP): Add GIMPLE_OMP_MASKED.
16656 * gimple-pretty-print.c (dump_gimple_omp_masked): New function.
16657 (pp_gimple_stmt_1): Handle GIMPLE_OMP_MASKED.
16658 * gimple-walk.c (walk_gimple_stmt): Likewise.
16659 * gimple-low.c (lower_stmt): Likewise.
16660 * gimplify.c (is_gimple_stmt): Handle OMP_MASTER.
16661 (gimplify_scan_omp_clauses): Handle OMP_CLAUSE_FILTER. For clauses
16662 that take one expression rather than decl or constant, force
16663 gimplification of that into a SSA_NAME or temporary unless min
16665 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_FILTER.
16666 (gimplify_expr): Handle OMP_MASKED.
16667 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_MASKED.
16668 (estimate_num_insns): Likewise.
16669 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE_FILTER.
16670 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_MASKED. Adjust
16671 diagnostics for existence of masked construct.
16672 (scan_omp_1_stmt, lower_omp_master, lower_omp_1, diagnose_sb_1,
16673 diagnose_sb_2): Handle GIMPLE_OMP_MASKED.
16674 * omp-expand.c (expand_omp_synch, expand_omp, omp_make_gimple_edges):
16677 2021-08-12 Uroš Bizjak <ubizjak@gmail.com>
16680 * config/i386/i386.md (avx512f_scalef<mode>2): New insn pattern.
16681 (ldexp<mode>3): Use avx512f_scalef<mode>2.
16682 (UNSPEC_SCALEF): Move from ...
16683 * config/i386/sse.md (UNSPEC_SCALEF): ... here.
16685 2021-08-12 Jan Hubicka <hubicka@ucw.cz>
16687 * ipa-split.c (consider_split): Fix condition testing void functions.
16689 2021-08-12 Aldy Hernandez <aldyh@redhat.com>
16691 * doc/invoke.texi: Remove docs for threader-mode param.
16692 * flag-types.h (enum threader_mode): Remove.
16693 * params.opt: Remove threader-mode param.
16694 * tree-ssa-threadbackward.c (class back_threader): Remove
16695 path_is_unreachable_p.
16696 Make find_paths private.
16697 Add maybe_thread and thread_through_all_blocks.
16698 Remove reference marker for m_registry.
16699 Remove reference marker for m_profit.
16700 (back_threader::back_threader): Adjust for registry and profit not
16702 (dump_path): Move down.
16703 (debug): Move down.
16704 (class thread_jumps): Remove.
16705 (class back_threader_registry): Remove m_all_paths.
16707 (thread_jumps::thread_through_all_blocks): Move to back_threader
16709 (fsm_find_thread_path): Remove
16710 (back_threader::maybe_thread): New.
16711 (back_threader::thread_through_all_blocks): Move from
16713 (back_threader_registry::back_threader_registry): Remove
16715 (back_threader_registry::~back_threader_registry): Remove.
16716 (thread_jumps::find_taken_edge): Remove.
16717 (thread_jumps::check_subpath_and_update_thread_path): Remove.
16718 (thread_jumps::maybe_register_path): Remove.
16719 (thread_jumps::handle_phi): Remove.
16720 (handle_assignment_p): Remove.
16721 (thread_jumps::handle_assignment): Remove.
16722 (thread_jumps::fsm_find_control_statement_thread_paths): Remove.
16723 (thread_jumps::find_jump_threads_backwards): Remove.
16724 (thread_jumps::find_jump_threads_backwards_with_ranger): Remove.
16725 (try_thread_blocks): Rename find_jump_threads_backwards to
16727 (pass_early_thread_jumps::execute): Same.
16729 2021-08-12 Tobias Burnus <tobias@codesourcery.com>
16731 * tree-core.h (omp_clause_proc_bind_kind): Add
16732 OMP_CLAUSE_PROC_BIND_PRIMARY.
16733 * tree-pretty-print.c (dump_omp_clause): Add TODO comment to
16734 change 'master' to 'primary' in proc_bind for OpenMP 5.1.
16736 2021-08-12 Claudiu Zissulescu <claziss@synopsys.com>
16738 * common/config/arc/arc-common.c (arc_option_init_struct): Remove
16739 fno-common reference.
16740 * config/arc/arc.c (arc_override_options): Remove overriding of
16743 2021-08-12 Jakub Jelinek <jakub@redhat.com>
16746 * config/i386/i386-expand.c (ix86_expand_vec_one_operand_perm_avx512):
16747 If d->testing_p, return true after performing checks instead of
16748 actually expanding the insn.
16749 (expand_vec_perm_broadcast_1): Handle V32HImode - assert
16750 !TARGET_AVX512BW and return false.
16752 2021-08-12 Eric Botcazou <ebotcazou@gcc.gnu.org>
16754 * configure.ac (PE linker --disable-dynamicbase support): New check.
16755 * configure: Regenerate.
16756 * config.in: Likewise.
16757 * config/i386/mingw32.h (LINK_SPEC_DISABLE_DYNAMICBASE): New define.
16758 (LINK_SPEC): Use it.
16759 * config/i386/mingw-w64.h (LINK_SPEC_DISABLE_DYNAMICBASE): Likewise.
16760 (LINK_SPEC): Likewise.
16762 2021-08-12 liuhongt <hongtao.liu@intel.com>
16765 * config/i386/sse.md (*avx2_zero_extendv16qiv16hi2_2): New
16766 post_reload define_insn_and_split.
16767 (*avx512bw_zero_extendv32qiv32hi2_2): Ditto.
16768 (*sse4_1_zero_extendv8qiv8hi2_4): Ditto.
16769 (*avx512f_zero_extendv16hiv16si2_2): Ditto.
16770 (*avx2_zero_extendv8hiv8si2_2): Ditto.
16771 (*sse4_1_zero_extendv4hiv4si2_4): Ditto.
16772 (*avx512f_zero_extendv8siv8di2_2): Ditto.
16773 (*avx2_zero_extendv4siv4di2_2): Ditto.
16774 (*sse4_1_zero_extendv2siv2di2_4): Ditto.
16775 (VI248_256, VI248_512, VI148_512, VI148_256, VI148_128): New
16778 2021-08-11 Bill Schmidt <wschmidt@linux.ibm.com>
16780 * config/rs6000/rs6000-builtin-new.def: Add always, power5, and
16783 2021-08-11 Bill Schmidt <wschmidt@linux.ibm.com>
16785 * config/rs6000/rs6000-builtin-new.def: Add vsx stanza.
16787 2021-08-11 Bill Schmidt <wschmidt@linux.ibm.com>
16789 * config/rs6000/rs6000-builtin-new.def: Finish altivec stanza.
16790 * config/rs6000/rs6000-call.c (rs6000_init_builtins): Move
16791 initialization of pcvoid_type_node here...
16792 (altivec_init_builtins): ...from here.
16793 * config/rs6000/rs6000.h (rs6000_builtin_type_index): Add
16794 RS6000_BTI_const_ptr_void.
16795 (pcvoid_type_node): New macro.
16797 2021-08-11 Richard Biener <rguenther@suse.de>
16800 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not decompose
16801 hard-register accesses.
16803 2021-08-11 Richard Biener <rguenther@suse.de>
16805 * tree-ssa-operands.c (operands_scanner::get_expr_operands):
16806 Do not look at COMPONENT_REF FIELD_DECLs TREE_THIS_VOLATILE
16807 to determine has_volatile_ops.
16809 2021-08-11 Eric Botcazou <ebotcazou@gcc.gnu.org>
16811 * cfgexpand.c (expand_used_vars): Reuse attribs local variable.
16813 2021-08-11 Jan Hubicka <hubicka@ucw.cz>
16814 Alexandre Oliva <oliva@adacore.com>
16816 * ipa-modref.c (modref_lattice::dump): Fix escape_point's min_flags
16818 (modref_lattice::merge_deref): Fix handling of indirect scape points.
16819 (update_escape_summary_1): Likewise.
16820 (update_escape_summary): Likewise.
16821 (ipa_merge_modref_summary_after_inlining): Likewise.
16823 2021-08-11 Richard Biener <rguenther@suse.de>
16825 PR middle-end/101858
16826 * fold-const.c (fold_binary_loc): Guard simplification
16827 of X < (cast) (1 << Y) to integer types.
16829 2021-08-11 Richard Biener <rguenther@suse.de>
16831 PR tree-optimization/101861
16832 * tree-vect-stmts.c (vectorizable_load): Fix error in
16833 previous change with regard to gather vectorization.
16835 2021-08-11 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
16838 * config/arm/arm_neon.h (vdup_n_s8): Replace call to builtin
16840 (vdup_n_s16): Likewise.
16841 (vdup_n_s32): Likewise.
16842 (vdup_n_s64): Likewise.
16843 (vdup_n_u8): Likewise.
16844 (vdup_n_u16): Likewise.
16845 (vdup_n_u32): Likewise.
16846 (vdup_n_u64): Likewise.
16847 (vdup_n_p8): Likewise.
16848 (vdup_n_p16): Likewise.
16849 (vdup_n_p64): Likewise.
16850 (vdup_n_f16): Likewise.
16851 (vdup_n_f32): Likewise.
16852 (vdupq_n_s8): Likewise.
16853 (vdupq_n_s16): Likewise.
16854 (vdupq_n_s32): Likewise.
16855 (vdupq_n_s64): Likewise.
16856 (vdupq_n_u8): Likewise.
16857 (vdupq_n_u16): Likewise.
16858 (vdupq_n_u32): Likewise.
16859 (vdupq_n_u64): Likewise.
16860 (vdupq_n_p8): Likewise.
16861 (vdupq_n_p16): Likewise.
16862 (vdupq_n_p64): Likewise.
16863 (vdupq_n_f16): Likewise.
16864 (vdupq_n_f32): Likewise.
16865 (vmov_n_s8): Replace call to builtin with call to corresponding
16867 (vmov_n_s16): Likewise.
16868 (vmov_n_s32): Likewise.
16869 (vmov_n_s64): Likewise.
16870 (vmov_n_u8): Likewise.
16871 (vmov_n_u16): Likewise.
16872 (vmov_n_u32): Likewise.
16873 (vmov_n_u64): Likewise.
16874 (vmov_n_p8): Likewise.
16875 (vmov_n_p16): Likewise.
16876 (vmov_n_f16): Likewise.
16877 (vmov_n_f32): Likewise.
16878 (vmovq_n_s8): Likewise.
16879 (vmovq_n_s16): Likewise.
16880 (vmovq_n_s32): Likewise.
16881 (vmovq_n_s64): Likewise.
16882 (vmovq_n_u8): Likewise.
16883 (vmovq_n_u16): Likewise.
16884 (vmovq_n_u32): Likewise.
16885 (vmovq_n_u64): Likewise.
16886 (vmovq_n_p8): Likewise.
16887 (vmovq_n_p16): Likewise.
16888 (vmovq_n_f16): Likewise.
16889 (vmovq_n_f32): Likewise.
16890 * config/arm/arm_neon_builtins.def: Remove entries for vdup_n.
16892 2021-08-11 liuhongt <hongtao.liu@intel.com>
16895 * config/i386/i386.md (ldexp<mode>3): Extend to vscalefs[sd]
16896 when TARGET_AVX512F and TARGET_SSE_MATH.
16898 2021-08-10 Jakub Jelinek <jakub@redhat.com>
16901 * config/i386/i386-expand.c (expand_vec_perm_even_odd): Return false
16902 for V32HImode if !TARGET_AVX512BW.
16903 (ix86_vectorize_vec_perm_const) <case E_V32HImode, case E_V64QImode>:
16904 If !TARGET_AVX512BW and TARGET_AVX512F and d.testing_p, don't fail
16905 early, but actually check the permutation.
16907 2021-08-10 Richard Biener <rguenther@suse.de>
16909 PR tree-optimization/101809
16910 * tree-vect-stmts.c (get_load_store_type): Allow emulated
16911 gathers with offset vector nunits being a constant multiple
16912 of the data vector nunits.
16913 (vect_get_gather_scatter_ops): Use the appropriate nunits
16914 for the offset vector defs.
16915 (vectorizable_store): Adjust call to
16916 vect_get_gather_scatter_ops.
16917 (vectorizable_load): Likewise. Handle the case of less
16918 offset vectors than data vectors.
16920 2021-08-10 Jakub Jelinek <jakub@redhat.com>
16923 * config/i386/sse.md (*avx512f_shuf_<shuffletype>64x2_1<mask_name>_1,
16924 *avx512f_shuf_<shuffletype>32x4_1<mask_name>_1): New define_insn
16927 2021-08-10 Richard Biener <rguenther@suse.de>
16929 PR tree-optimization/101801
16930 PR tree-optimization/101819
16931 * tree-vectorizer.h (vect_emulated_vector_p): Declare.
16932 * tree-vect-loop.c (vect_emulated_vector_p): New function.
16933 (vectorizable_reduction): Re-instantiate a check for emulated
16935 * tree-vect-stmts.c (vectorizable_shift): Likewise.
16936 (vectorizable_operation): Likewise. Cost emulated vector
16937 operations according to the scalar sequence synthesized by
16940 2021-08-10 Richard Biener <rguenther@suse.de>
16942 PR middle-end/101824
16943 * tree-nested.c (get_frame_field): Mark the COMPONENT_REF as
16944 volatile in case the variable was.
16946 2021-08-10 H.J. Lu <hjl.tools@gmail.com>
16949 * config/i386/constraints.md (BC): Document for integer SSE
16950 constant all bits set operand.
16951 (BF): New constraint for const floating-point all bits set
16953 * config/i386/i386.c (standard_sse_constant_p): Likewise.
16954 (standard_sse_constant_opcode): Likewise.
16955 * config/i386/sse.md (sseconstm1): New mode attribute.
16956 (mov<mode>_internal): Replace BC with <sseconstm1>.
16958 2021-08-10 liuhongt <hongtao.liu@intel.com>
16960 * config/i386/sse.md (cond_<insn><mode>): New expander.
16961 (VI248_AVX512VLBW): New mode iterator.
16962 * config/i386/predicates.md
16963 (nonimmediate_or_const_vec_dup_operand): New predicate.
16965 2021-08-09 Andrew MacLeod <amacleod@redhat.com>
16967 PR tree-optimization/101741
16968 * gimple-range-fold.cc (fold_using_range::range_of_builtin_call): Check
16969 type of parameter for toupper/tolower.
16971 2021-08-09 Martin Jambor <mjambor@suse.cz>
16973 PR testsuite/101654
16974 * ipa-prop.c (propagate_controlled_uses): Removed a spurious space.
16976 2021-08-09 Pat Haugen <pthaugen@linux.ibm.com>
16978 * config/rs6000/rs6000.c (is_load_insn1): Verify destination is a
16980 (is_store_insn1): Verify source is a register.
16982 2021-08-09 Uroš Bizjak <ubizjak@gmail.com>
16985 * config/i386/mmx.md (<any_logic:code>v2sf3):
16986 Rename from *mmx_<any_logic:code>v2sf3
16988 2021-08-09 Thomas Schwinge <thomas@codesourcery.com>
16990 * config/nvptx/nvptx.c: Cross-reference parts adapted in
16991 'gcc/omp-oacc-neuter-broadcast.cc'.
16992 * omp-low.c: Likewise.
16993 * omp-oacc-neuter-broadcast.cc: Cross-reference parts adapted from
16996 2021-08-09 Julian Brown <julian@codesourcery.com>
16997 Kwok Cheung Yeung <kcy@codesourcery.com>
16998 Thomas Schwinge <thomas@codesourcery.com>
17000 * config/gcn/gcn.c (gcn_init_builtins): Override decls for
17001 BUILT_IN_GOACC_SINGLE_START, BUILT_IN_GOACC_SINGLE_COPY_START,
17002 BUILT_IN_GOACC_SINGLE_COPY_END and BUILT_IN_GOACC_BARRIER.
17003 (gcn_goacc_validate_dims): Turn on worker partitioning unconditionally.
17004 (gcn_fork_join): Update comment.
17005 * config/gcn/gcn.opt (flag_worker_partitioning): Remove.
17006 (macc_experimental_workers): Remove unused option.
17008 2021-08-09 Julian Brown <julian@codesourcery.com>
17009 Nathan Sidwell <nathan@codesourcery.com> (via 'gcc/config/nvptx/nvptx.c' master)
17010 Kwok Cheung Yeung <kcy@codesourcery.com>
17011 Thomas Schwinge <thomas@codesourcery.com>
17013 * Makefile.in (OBJS): Add omp-oacc-neuter-broadcast.o.
17014 * doc/tm.texi.in (TARGET_GOACC_CREATE_WORKER_BROADCAST_RECORD):
17015 Add documentation hook.
17016 * doc/tm.texi: Regenerate.
17017 * omp-oacc-neuter-broadcast.cc: New file.
17018 * omp-builtins.def (BUILT_IN_GOACC_BARRIER)
17019 (BUILT_IN_GOACC_SINGLE_START, BUILT_IN_GOACC_SINGLE_COPY_START)
17020 (BUILT_IN_GOACC_SINGLE_COPY_END): New builtins.
17021 * passes.def (pass_omp_oacc_neuter_broadcast): Add pass.
17022 * target.def (goacc.create_worker_broadcast_record): Add target
17024 * tree-pass.h (make_pass_omp_oacc_neuter_broadcast): Add
17026 * config/gcn/gcn-protos.h (gcn_goacc_adjust_propagation_record):
17027 Rename prototype to...
17028 (gcn_goacc_create_worker_broadcast_record): ... this.
17029 * config/gcn/gcn-tree.c (gcn_goacc_adjust_propagation_record): Rename
17031 (gcn_goacc_create_worker_broadcast_record): ... this.
17032 * config/gcn/gcn.c (TARGET_GOACC_ADJUST_PROPAGATION_RECORD):
17034 (TARGET_GOACC_CREATE_WORKER_BROADCAST_RECORD): ... this.
17036 2021-08-09 Tejas Belagod <tejas.belagod@arm.com>
17039 * config/aarch64/aarch64-simd.md (vlshr<mode>3, vashr<mode>3): Use
17040 the right iterator.
17042 2021-08-09 Thomas Schwinge <thomas@codesourcery.com>
17044 * Makefile.in (GTFILES): Remove '$(srcdir)/omp-offload.c'.
17046 2021-08-09 Thomas Schwinge <thomas@codesourcery.com>
17048 * builtins.def (DEF_GOACC_BUILTIN, DEF_GOMP_BUILTIN): Don't
17049 consider '-foffload-abi'.
17050 * common.opt (-foffload-abi): Remove 'Var', 'Init'.
17051 * opts.c (common_handle_option) <-foffload-abi> [ACCEL_COMPILER]:
17054 2021-08-09 Thomas Schwinge <thomas@codesourcery.com>
17056 * optc-gen.awk: Sanity check that 'Init' doesn't appear without
17059 2021-08-09 Thomas Schwinge <thomas@codesourcery.com>
17061 * omp-builtins.def (BUILT_IN_ACC_GET_DEVICE_TYPE): Remove.
17063 2021-08-09 Thomas Schwinge <thomas@codesourcery.com>
17065 * doc/gty.texi (Files): Update.
17067 2021-08-09 Thomas Schwinge <thomas@codesourcery.com>
17069 * doc/gty.texi (Files): Fix GTY header file example.
17071 2021-08-09 Roger Sayle <roger@nextmovesoftware.com>
17073 * tree-ssa-ccp.c (value_mask_to_min_max): Helper function to
17074 determine the upper and lower bounds from a mask-value pair.
17075 (bit_value_unop) [ABS_EXPR, ABSU_EXPR]: Add support for
17076 absolute value and unsigned absolute value expressions.
17077 (bit_value_binop): Initialize *VAL's precision.
17078 [LT_EXPR, LE_EXPR]: Use value_mask_to_min_max to determine
17079 upper and lower bounds of operands. Add LE_EXPR/GE_EXPR
17080 support when the operands are unknown but potentially equal.
17081 [MIN_EXPR, MAX_EXPR]: Support minimum/maximum expressions.
17083 2021-08-09 Bin Cheng <bin.cheng@linux.alibaba.com>
17085 * config/aarch64/aarch64.md
17086 (*extend<SHORT:mode><GPI:mode>2_aarch64): Use %<GPI:w>0.
17088 2021-08-08 Sergei Trofimovich <siarheit@google.com>
17090 * lra-constraints.c: Fix s/otput/output/ typo.
17092 2021-08-06 Martin Sebor <msebor@redhat.com>
17094 * builtins.c (expand_builtin_memchr): Move to gimple-ssa-warn-access.cc.
17095 (expand_builtin_strcat): Same.
17096 (expand_builtin_stpncpy): Same.
17097 (expand_builtin_strncat): Same.
17098 (check_read_access): Same.
17099 (check_memop_access): Same.
17100 (expand_builtin_strlen): Move checks to gimple-ssa-warn-access.cc.
17101 (expand_builtin_strnlen): Same.
17102 (expand_builtin_memcpy): Same.
17103 (expand_builtin_memmove): Same.
17104 (expand_builtin_mempcpy): Same.
17105 (expand_builtin_strcpy): Same.
17106 (expand_builtin_strcpy_args): Same.
17107 (expand_builtin_stpcpy_1): Same.
17108 (expand_builtin_strncpy): Same.
17109 (expand_builtin_memset): Same.
17110 (expand_builtin_bzero): Same.
17111 (expand_builtin_strcmp): Same.
17112 (expand_builtin_strncmp): Same.
17113 (expand_builtin): Remove handlers.
17114 (fold_builtin_strlen): Add a comment.
17115 * builtins.h (check_access): Move to gimple-ssa-warn-access.cc.
17116 * calls.c (maybe_warn_nonstring_arg): Same.
17117 * diagnostic-spec.c (nowarn_spec_t::nowarn_spec_t): Add warning option.
17118 * gimple-fold.c (gimple_fold_builtin_strcpy): Pass argument to callee.
17119 (gimple_fold_builtin_stpcpy): Same.
17120 * gimple-ssa-warn-access.cc (has_location): New function.
17121 (get_location): Same.
17122 (get_callee_fndecl): Same.
17123 (call_nargs): Same.
17125 (warn_string_no_nul): Define.
17126 (unterminated_array): Same.
17127 (check_nul_terminated_array): Same.
17128 (maybe_warn_nonstring_arg): Same.
17129 (maybe_warn_for_bound): Same.
17130 (warn_for_access): Same.
17131 (check_access): Same.
17132 (check_memop_access): Same.
17133 (check_read_access): Same.
17134 (warn_dealloc_offset): Use helper functions.
17135 (maybe_emit_free_warning): Same.
17136 (class pass_waccess): Add members.
17137 (check_strcat): New function.
17138 (check_strncat): New function.
17139 (check_stxcpy): New function.
17140 (check_stxncpy): New function.
17141 (check_strncmp): New function.
17142 (pass_waccess::check_builtin): New function.
17143 (pass_waccess::check): Call it.
17144 * gimple-ssa-warn-access.h (warn_string_no_nul): Move here from
17146 (maybe_warn_for_bound): Same.
17147 (check_access): Same.
17148 (check_memop_access): Same.
17149 (check_read_access): Same.
17150 * pointer-query.h (struct access_data): Define a ctor overload.
17152 2021-08-06 Richard Biener <rguenther@suse.de>
17154 PR tree-optimization/101801
17155 * tree-vectorizer.h (vect_worthwhile_without_simd_p): Rename...
17156 (vect_can_vectorize_without_simd_p): ... to this.
17157 * tree-vect-loop.c (vect_worthwhile_without_simd_p): Rename...
17158 (vect_can_vectorize_without_simd_p): ... to this and fold
17159 in vect_min_worthwhile_factor.
17160 (vect_min_worthwhile_factor): Remove.
17161 (vectorizable_reduction): Adjust and remove the cost part.
17162 * tree-vect-stmts.c (vectorizable_shift): Likewise.
17163 (vectorizable_operation): Likewise.
17165 2021-08-06 Uroš Bizjak <ubizjak@gmail.com>
17168 * config/i386/i386.md (cmove reg-to-reg move elimination peephole2s):
17169 Add general_gr_operand predicate to operand 3.
17171 2021-08-06 Roger Sayle <roger@nextmovesoftware.com>
17173 * tree-ssa-phiopt.c (cond_removal_in_builtin_zero_pattern): Use
17174 CFN_BUILT_IN_CLRSB* instead of BUILT_IN_CLRSB* for consistency.
17176 2021-08-06 Tamar Christina <tamar.christina@arm.com>
17178 * config/aarch64/aarch64-sve-builtins.cc (register_svpattern,
17179 register_svprfop): Pass vec<> by pointer.
17180 * langhooks-def.h (lhd_simulate_enum_decl): Likewise.
17181 * langhooks.c (lhd_simulate_enum_decl): Likewise.
17182 * langhooks.h (struct lang_hooks_for_types): Likewise.
17184 2021-08-06 Jonathan Wright <jonathan.wright@arm.com>
17186 * config/aarch64/arm_neon.h (vst1_bf16_x2): Use
17187 __builtin_memcpy instead of constructing an additional
17188 __builtin_aarch64_simd_oi one vector at a time.
17189 (vst1q_bf16_x2): Likewise.
17190 (vst1_bf16_x3): Use __builtin_memcpy instead of constructing
17191 an additional __builtin_aarch64_simd_ci one vector at a time.
17192 (vst1q_bf16_x3): Likewise.
17193 (vst1_bf16_x4): Use __builtin_memcpy instead of a union.
17194 (vst1q_bf16_x4): Likewise.
17195 (vst2_bf16): Use __builtin_memcpy instead of constructing an
17196 additional __builtin_aarch64_simd_oi one vector at a time.
17197 (vst2q_bf16): Likewise.
17198 (vst3_bf16): Use __builtin_memcpy instead of constructing an
17199 additional __builtin_aarch64_simd_ci mode one vector at a
17201 (vst3q_bf16): Likewise.
17202 (vst4_bf16): Use __builtin_memcpy instead of constructing an
17203 additional __builtin_aarch64_simd_xi one vector at a time.
17204 (vst4q_bf16): Likewise.
17206 2021-08-06 Jonathan Wright <jonathan.wright@arm.com>
17208 * config/aarch64/arm_neon.h (__ST2_LANE_FUNC): Delete.
17209 (__ST2Q_LANE_FUNC): Delete.
17210 (vst2_lane_f16): Use __builtin_memcpy to copy vector
17211 structure instead of constructing __builtin_aarch64_simd_oi
17212 one vector at a time.
17213 (vst2_lane_f32): Likewise.
17214 (vst2_lane_f64): Likewise.
17215 (vst2_lane_p8): Likewise.
17216 (vst2_lane_p16): Likewise.
17217 (vst2_lane_p64): Likewise.
17218 (vst2_lane_s8): Likewise.
17219 (vst2_lane_s16): Likewise.
17220 (vst2_lane_s32): Likewise.
17221 (vst2_lane_s64): Likewise.
17222 (vst2_lane_u8): Likewise.
17223 (vst2_lane_u16): Likewise.
17224 (vst2_lane_u32): Likewise.
17225 (vst2_lane_u64): Likewise.
17226 (vst2_lane_bf16): Likewise.
17227 (vst2q_lane_f16): Use __builtin_memcpy to copy vector
17228 structure instead of using a union.
17229 (vst2q_lane_f32): Likewise.
17230 (vst2q_lane_f64): Likewise.
17231 (vst2q_lane_p8): Likewise.
17232 (vst2q_lane_p16): Likewise.
17233 (vst2q_lane_p64): Likewise.
17234 (vst2q_lane_s8): Likewise.
17235 (vst2q_lane_s16): Likewise.
17236 (vst2q_lane_s32): Likewise.
17237 (vst2q_lane_s64): Likewise.
17238 (vst2q_lane_u8): Likewise.
17239 (vst2q_lane_u16): Likewise.
17240 (vst2q_lane_u32): Likewise.
17241 (vst2q_lane_u64): Likewise.
17242 (vst2q_lane_bf16): Likewise.
17244 2021-08-06 Jonathan Wright <jonathan.wright@arm.com>
17246 * config/aarch64/arm_neon.h (__ST3_LANE_FUNC): Delete.
17247 (__ST3Q_LANE_FUNC): Delete.
17248 (vst3_lane_f16): Use __builtin_memcpy to copy vector
17249 structure instead of constructing __builtin_aarch64_simd_ci
17250 one vector at a time.
17251 (vst3_lane_f32): Likewise.
17252 (vst3_lane_f64): Likewise.
17253 (vst3_lane_p8): Likewise.
17254 (vst3_lane_p16): Likewise.
17255 (vst3_lane_p64): Likewise.
17256 (vst3_lane_s8): Likewise.
17257 (vst3_lane_s16): Likewise.
17258 (vst3_lane_s32): Likewise.
17259 (vst3_lane_s64): Likewise.
17260 (vst3_lane_u8): Likewise.
17261 (vst3_lane_u16): Likewise.
17262 (vst3_lane_u32): Likewise.
17263 (vst3_lane_u64): Likewise.
17264 (vst3_lane_bf16): Likewise.
17265 (vst3q_lane_f16): Use __builtin_memcpy to copy vector
17266 structure instead of using a union.
17267 (vst3q_lane_f32): Likewise.
17268 (vst3q_lane_f64): Likewise.
17269 (vst3q_lane_p8): Likewise.
17270 (vst3q_lane_p16): Likewise.
17271 (vst3q_lane_p64): Likewise.
17272 (vst3q_lane_s8): Likewise.
17273 (vst3q_lane_s16): Likewise.
17274 (vst3q_lane_s32): Likewise.
17275 (vst3q_lane_s64): Likewise.
17276 (vst3q_lane_u8): Likewise.
17277 (vst3q_lane_u16): Likewise.
17278 (vst3q_lane_u32): Likewise.
17279 (vst3q_lane_u64): Likewise.
17280 (vst3q_lane_bf16): Likewise.
17282 2021-08-06 Jonathan Wright <jonathan.wright@arm.com>
17284 * config/aarch64/arm_neon.h (__ST4_LANE_FUNC): Delete.
17285 (__ST4Q_LANE_FUNC): Delete.
17286 (vst4_lane_f16): Use __builtin_memcpy to copy vector
17287 structure instead of constructing __builtin_aarch64_simd_xi
17288 one vector at a time.
17289 (vst4_lane_f32): Likewise.
17290 (vst4_lane_f64): Likewise.
17291 (vst4_lane_p8): Likewise.
17292 (vst4_lane_p16): Likewise.
17293 (vst4_lane_p64): Likewise.
17294 (vst4_lane_s8): Likewise.
17295 (vst4_lane_s16): Likewise.
17296 (vst4_lane_s32): Likewise.
17297 (vst4_lane_s64): Likewise.
17298 (vst4_lane_u8): Likewise.
17299 (vst4_lane_u16): Likewise.
17300 (vst4_lane_u32): Likewise.
17301 (vst4_lane_u64): Likewise.
17302 (vst4_lane_bf16): Likewise.
17303 (vst4q_lane_f16): Use __builtin_memcpy to copy vector
17304 structure instead of using a union.
17305 (vst4q_lane_f32): Likewise.
17306 (vst4q_lane_f64): Likewise.
17307 (vst4q_lane_p8): Likewise.
17308 (vst4q_lane_p16): Likewise.
17309 (vst4q_lane_p64): Likewise.
17310 (vst4q_lane_s8): Likewise.
17311 (vst4q_lane_s16): Likewise.
17312 (vst4q_lane_s32): Likewise.
17313 (vst4q_lane_s64): Likewise.
17314 (vst4q_lane_u8): Likewise.
17315 (vst4q_lane_u16): Likewise.
17316 (vst4q_lane_u32): Likewise.
17317 (vst4q_lane_u64): Likewise.
17318 (vst4q_lane_bf16): Likewise.
17320 2021-08-06 Martin Liska <mliska@suse.cz>
17322 * config/rs6000/rs6000.c (rs6000_option_override_internal): When
17323 a target option is restored, it can have
17324 rs6000_long_double_type_size set to FLOAT_PRECISION_TFmode
17325 and error should not be emitted.
17327 2021-08-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
17329 * gcov-io.h (gcov_write): Declare.
17330 * gcov-io.c (gcov_write): New.
17331 (gcov_write_counter): Remove.
17332 (gcov_write_tag_length): Likewise.
17333 (gcov_write_summary): Replace gcov_write_tag_length() with calls to
17334 gcov_write_unsigned().
17335 * doc/invoke.texi (fprofile-info-section): Mention
17336 __gcov_info_to_gdca().
17338 2021-08-06 Martin Sebor <msebor@redhat.com>
17340 * dominance.c (prune_bbs_to_update_dominators): Adjust by-value vec
17341 arguments to by-reference.
17342 (iterate_fix_dominators): Same.
17343 * dominance.h (iterate_fix_dominators): Same.
17344 * ipa-prop.h: Call auto_vec::to_vec_legacy.
17345 * tree-data-ref.c (dump_data_dependence_relation): Adjust by-value vec
17346 arguments to by-reference.
17347 (debug_data_dependence_relation): Same.
17348 (dump_data_dependence_relations): Same.
17349 * tree-data-ref.h (debug_data_dependence_relation): Same.
17350 (dump_data_dependence_relations): Same.
17351 * tree-predcom.c (dump_chains): Same.
17352 (initialize_root_vars_lm): Same.
17353 (determine_unroll_factor): Same.
17354 (replace_phis_by_defined_names): Same.
17355 (insert_init_seqs): Same.
17356 (pcom_worker::tree_predictive_commoning_loop): Call
17357 auto_vec::to_vec_legacy.
17358 * tree-ssa-pre.c (insert_into_preds_of_block): Adjust by-value vec
17359 arguments to by-reference.
17360 * tree-ssa-threadbackward.c (populate_worklist): Same.
17361 (back_threader::resolve_def): Same.
17362 * tree-vect-data-refs.c (vect_check_nonzero_value): Same.
17363 (vect_enhance_data_refs_alignment): Same.
17364 (vect_check_lower_bound): Same.
17365 (vect_prune_runtime_alias_test_list): Same.
17366 (vect_permute_store_chain): Same.
17367 * tree-vect-slp-patterns.c (vect_normalize_conj_loc): Same.
17368 * tree-vect-stmts.c (vect_create_vectorized_demotion_stmts): Same.
17369 * tree-vectorizer.h (vect_permute_store_chain): Same.
17370 * vec.c (test_init): New function.
17371 (vec_c_tests): Call new function.
17372 * vec.h (vec): Declare ctors, dtor, and assignment.
17373 (auto_vec::vec_to_legacy): New function.
17374 (vec::copy): Adjust initialization.
17376 2021-08-05 H.J. Lu <hjl.tools@gmail.com>
17379 * config/i386/i386.c (ix86_can_inline_p): Ignore MASK_80387 if
17380 callee only uses GPRs.
17381 * config/i386/ia32intrin.h: Revert commit 5463cee2770.
17382 * config/i386/serializeintrin.h: Revert commit 71958f740f1.
17383 * config/i386/x86gprintrin.h: Add
17384 #pragma GCC target("general-regs-only") and #pragma GCC pop_options
17385 to disable non-GPR ISAs.
17387 2021-08-05 Richard Sandiford <richard.sandiford@arm.com>
17389 PR middle-end/101787
17390 * doc/md.texi (cond_ashl, cond_ashr, cond_lshr): Document.
17392 2021-08-05 Richard Sandiford <richard.sandiford@arm.com>
17394 * tree-vectorizer.h (vect_is_store_elt_extraction, vect_is_reduction)
17395 (vect_reduc_type, vect_embedded_comparison_type, vect_comparison_type)
17396 (vect_is_extending_load, vect_is_integer_truncation): New functions,
17397 moved from aarch64.c but given different names.
17398 * config/aarch64/aarch64.c (aarch64_is_store_elt_extraction)
17399 (aarch64_is_reduction, aarch64_reduc_type)
17400 (aarch64_embedded_comparison_type, aarch64_comparison_type)
17401 (aarch64_extending_load_p, aarch64_integer_truncation_p): Delete
17402 in favor of the above. Update callers accordingly.
17404 2021-08-05 Richard Earnshaw <rearnsha@arm.com>
17407 * config/arm/arm-cpus.in (generic-armv7-a): Add quirk to suppress
17408 writing .cpu directive in asm output.
17409 * config/arm/arm.c (arm_identify_fpu_from_isa): New variable.
17410 (arm_last_printed_arch_string): Delete.
17411 (arm_last-printed_fpu_string): Delete.
17412 (arm_configure_build_target): If use of floating-point/SIMD is
17413 disabled, remove all fp/simd related features from the target ISA.
17414 (last_arm_targ_options): New variable.
17415 (arm_print_asm_arch_directives): Add new parameters. Change order
17416 of emitted directives and handle all cases here.
17417 (arm_file_start): Always call arm_print_asm_arch_directives, move
17418 all generation of .arch/.arch_extension here.
17419 (arm_file_end): Call arm_print_asm_arch.
17420 (arm_declare_function_name): Call arm_print_asm_arch_directives
17421 instead of printing .arch/.fpu directives directly.
17423 2021-08-05 Richard Earnshaw <rearnsha@arm.com>
17425 * config/arm/arm.c (arm_configure_build_target): Don't call
17426 arm_option_reconfigure_globals.
17427 (arm_option_restore): Call arm_option_reconfigure_globals after
17428 reconfiguring the target.
17429 * config/arm/arm-c.c (arm_pragma_target_parse): Likewise.
17431 2021-08-05 Richard Earnshaw <rearnsha@arm.com>
17433 * config/arm/arm.c (arm_configure_build_target): Ensure the target's
17434 arch_name is always set.
17436 2021-08-05 Jonathan Wright <jonathan.wright@arm.com>
17438 * config/aarch64/aarch64.c: Traverse RTL tree to prevent cost
17439 of vec_select high-half from being added into Neon subtract
17442 2021-08-05 Jonathan Wright <jonathan.wright@arm.com>
17444 * config/aarch64/aarch64.c: Traverse RTL tree to prevent cost
17445 of vec_select high-half from being added into Neon add cost.
17447 2021-08-05 Kewen Lin <linkw@linux.ibm.com>
17449 * cfgloop.h (loops_list::loops_list): Add one optional argument
17450 root and adjust accordingly, update loop tree walking and factor
17452 * cfgloop.c (loops_list::walk_loop_tree): ... this. New function.
17454 2021-08-05 Eric Botcazou <ebotcazou@gcc.gnu.org>
17456 PR tree-optimization/101626
17457 * tree-sra.c (propagate_subaccesses_from_rhs): Do not set the
17458 reverse scalar storage order on a pointer or vector component.
17460 2021-08-05 liuhongt <hongtao.liu@intel.com>
17462 * config/i386/sse.md (cond_<code><mode>): New expander.
17464 2021-08-05 liuhongt <hongtao.liu@intel.com>
17466 * config/i386/sse.md (cond_<code><mode>): New expander.
17468 2021-08-05 liuhongt <hongtao.liu@intel.com>
17470 * config/i386/sse.md (cond_<code><mode>): New expander.
17472 2021-08-04 David Malcolm <dmalcolm@redhat.com>
17475 * Makefile.in (ANALYZER_OBJS): Add analyzer/region-model-asm.o.
17477 2021-08-04 H.J. Lu <hjl.tools@gmail.com>
17480 * config/i386/i386.h (STORE_MAX_PIECES): Allow 16/32/64 bytes
17481 only if TARGET_INTER_UNIT_MOVES_TO_VEC is true.
17483 2021-08-04 H.J. Lu <hjl.tools@gmail.com>
17486 * config/i386/i386-expand.c (ix86_expand_vector_move): Call
17487 ix86_gen_scratch_sse_rtx to get a scratch SSE register to copy
17488 data with SSE register from one memory location to another.
17490 2021-08-04 Andreas Krebbel <krebbel@linux.ibm.com>
17492 * config/s390/s390.c (expand_perm_with_vpdi): New function.
17493 (vectorize_vec_perm_const_1): Call expand_perm_with_vpdi.
17494 * config/s390/vector.md (*vpdi1<mode>, @vpdi1<mode>): Enable a
17495 parameterized expander.
17496 (*vpdi4<mode>, @vpdi4<mode>): Likewise.
17498 2021-08-04 Andreas Krebbel <krebbel@linux.ibm.com>
17500 * config/s390/s390.c (MAX_VECT_LEN): Define macro.
17501 (struct expand_vec_perm_d): Define struct.
17502 (expand_perm_with_merge): New function.
17503 (vectorize_vec_perm_const_1): New function.
17504 (s390_vectorize_vec_perm_const): New function.
17505 (TARGET_VECTORIZE_VEC_PERM_CONST): Define target macro.
17507 2021-08-04 Andreas Krebbel <krebbel@linux.ibm.com>
17509 * config/s390/vector.md (V_HW_64): Remove mode iterator.
17510 (*vec_load_pair<mode>): Use V_HW_2 instead of V_HW_64.
17511 * config/s390/vx-builtins.md
17512 (vec_scatter_element<V_HW_2:mode>_SI): Use V_HW_2 instead of
17515 2021-08-04 Andreas Krebbel <krebbel@linux.ibm.com>
17517 * config/s390/s390.md (UNSPEC_VEC_PERMI): Remove constant
17519 * config/s390/vector.md (*vpdi1<mode>, *vpdi4<mode>): New pattern
17521 * config/s390/vx-builtins.md (*vec_permi<mode>): Emit generic rtx
17522 instead of an unspec.
17524 2021-08-04 Andreas Krebbel <krebbel@linux.ibm.com>
17526 * config/s390/s390-modes.def: Add more vector modes to support
17527 concatenation of two vectors.
17528 * config/s390/s390-protos.h (s390_expand_merge_perm_const): Add
17530 (s390_expand_merge): Likewise.
17531 * config/s390/s390.c (s390_expand_merge_perm_const): New function.
17532 (s390_expand_merge): New function.
17533 * config/s390/s390.md (UNSPEC_VEC_MERGEH, UNSPEC_VEC_MERGEL):
17534 Remove constant definitions.
17535 * config/s390/vector.md (V_HW_2): Add mode iterators.
17536 (VI_HW_4, V_HW_4): Rename VI_HW_4 to V_HW_4.
17537 (vec_2x_nelts, vec_2x_wide): New mode attributes.
17538 (*vmrhb, *vmrlb, *vmrhh, *vmrlh, *vmrhf, *vmrlf, *vmrhg, *vmrlg):
17539 New pattern definitions.
17540 (vec_widen_umult_lo_<mode>, vec_widen_umult_hi_<mode>)
17541 (vec_widen_smult_lo_<mode>, vec_widen_smult_hi_<mode>)
17542 (vec_unpacks_lo_v4sf, vec_unpacks_hi_v4sf, vec_unpacks_lo_v2df)
17543 (vec_unpacks_hi_v2df): Adjust expanders to emit non-unspec RTX for
17545 * config/s390/vx-builtins.md (V_HW_4): Remove mode iterator. Now
17547 (vec_mergeh<mode>, vec_mergel<mode>): Use s390_expand_merge to
17548 emit vec merge pattern.
17550 2021-08-04 Jonathan Wright <jonathan.wright@arm.com>
17552 * config/aarch64/aarch64.c (aarch64_strip_extend_vec_half):
17554 (aarch64_rtx_mult_cost): Traverse RTL tree to prevent cost of
17555 vec_select high-half from being added into Neon multiply
17557 * rtlanal.c (vec_series_highpart_p): Define.
17558 * rtlanal.h (vec_series_highpart_p): Declare.
17560 2021-08-04 Jonathan Wright <jonathan.wright@arm.com>
17562 * config/aarch64/aarch64.c (aarch64_strip_duplicate_vec_elt):
17564 (aarch64_rtx_mult_cost): Traverse RTL tree to prevent
17565 vec_select cost from being added into Neon multiply cost.
17567 2021-08-04 Richard Sandiford <richard.sandiford@arm.com>
17569 * tree-vect-loop.c (vect_better_loop_vinfo_p): Detect cases in
17570 which old_loop_vinfo is an epilogue loop that handles a constant
17571 number of iterations.
17573 2021-08-04 Richard Sandiford <richard.sandiford@arm.com>
17575 * tree-vect-loop.c (vect_analyze_loop): Print a dump message
17576 when a reanalyzed loop fails to be cheaper than the current
17579 2021-08-04 Richard Sandiford <richard.sandiford@arm.com>
17581 * config/aarch64/aarch64.c: Fix a typo.
17583 2021-08-04 Vincent Lefèvre <vincent-gcc@vinc17.net>
17585 PR gcov-profile/101773
17586 * gcov-io.c (gcov_close): Check return code of a fclose.
17588 2021-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
17591 * dwarf2out.c (dwarf2out_assembly_start): Emit a dummy
17592 .file statement when needed.
17594 2021-08-04 Richard Biener <rguenther@suse.de>
17596 * tree-vect-data-refs.c (vect_check_gather_scatter):
17597 Include widening conversions only when the result is
17598 still handed by native gather or the current offset
17599 size not already matches the data size.
17600 Also succeed analysis in case there's no native support,
17601 noted by a IFN_LAST ifn and a NULL decl.
17602 (vect_analyze_data_refs): Always consider gathers.
17603 * tree-vect-patterns.c (vect_recog_gather_scatter_pattern):
17604 Test for no IFN gather rather than decl gather.
17605 * tree-vect-stmts.c (vect_model_load_cost): Pass in the
17606 gather-scatter info and cost emulated gathers accordingly.
17607 (vect_truncate_gather_scatter_offset): Properly test for
17609 (vect_use_strided_gather_scatters_p): Likewise.
17610 (get_load_store_type): Handle emulated gathers and its
17612 (vectorizable_load): Likewise. Emulate them by extracting
17613 scalar offsets, doing scalar loads and a vector construct.
17615 2021-08-04 H.J. Lu <hjl.tools@gmail.com>
17618 * expr.c (op_by_pieces_d::op_by_pieces_d): Add a max_pieces
17619 argument to set m_max_size.
17620 (move_by_pieces_d): Pass MOVE_MAX_PIECES to op_by_pieces_d.
17621 (store_by_pieces_d): Pass STORE_MAX_PIECES to op_by_pieces_d.
17622 (compare_by_pieces_d): Pass COMPARE_MAX_PIECES to op_by_pieces_d.
17624 2021-08-04 Roger Sayle <roger@nextmovesoftware.com>
17625 Marc Glisse <marc.glisse@inria.fr>
17627 * match.pd (bit_ior, bit_xor): Canonicalize (X*C1)|(X*C2) and
17628 (X*C1)^(X*C2) as X*(C1+C2), and related variants, using
17629 tree_nonzero_bits to ensure that operands are bit-wise disjoint.
17631 2021-08-04 Richard Biener <rguenther@suse.de>
17633 * tree-ssa-forwprop.c (pass_forwprop::execute): Split
17634 out code to decompose vector loads ...
17635 (optimize_vector_load): ... here. Generalize it to
17636 handle intermediate widening and TARGET_MEM_REF loads
17637 and apply it to loads with a supported vector mode as well.
17639 2021-08-04 Richard Biener <rguenther@suse.de>
17641 PR tree-optimization/101756
17642 * tree-vect-slp.c (vectorizable_bb_reduc_epilogue): Make sure
17643 the result of the reduction epilogue is compatible to the original
17646 2021-08-04 liuhongt <hongtao.liu@intel.com>
17649 * config/i386/i386.md (peephole2): Refine predicate from
17650 register_operand to general_reg_operand.
17652 2021-08-04 Aldy Hernandez <aldyh@redhat.com>
17654 * gimple-range-path.h (path_range_query::dump): Mark override.
17656 2021-08-04 Richard Biener <rguenther@suse.de>
17658 PR tree-optimization/101769
17659 * tree-tailcall.c (eliminate_tail_call): Add the created loop
17660 for the first recursion and return it via the new output parameter.
17661 (optimize_tail_call): Pass through new output param.
17662 (tree_optimize_tail_calls_1): After creating all latches,
17663 add the created loop to the loop tree. Do not mark loops for fixup.
17665 2021-08-04 Martin Liska <mliska@suse.cz>
17667 * doc/invoke.texi: Document threader-mode param.
17669 2021-08-04 liuhongt <hongtao.liu@intel.com>
17671 * config/i386/sse.md (cond_fma<mode>): New expander.
17672 (cond_fms<mode>): Ditto.
17673 (cond_fnma<mode>): Ditto.
17674 (cond_fnms<mode>): Ditto.
17676 2021-08-03 Segher Boessenkool <segher@kernel.crashing.org>
17678 * config/rs6000/vsx.md (*vsx_le_perm_store_<mode>): Use && instead of &.
17680 2021-08-03 Segher Boessenkool <segher@kernel.crashing.org>
17682 * config/rs6000/constraints.md: Remove "e" from the list of available
17683 constraint characters.
17685 2021-08-03 Eugene Rozenfeld <erozen@microsoft.com>
17687 PR gcov-profile/71672
17688 * auto-profile.c (afdo_indirect_call): Fix setup of the historgram value for indirect calls.
17690 2021-08-03 Paul A. Clarke <pc@us.ibm.com>
17692 * config/rs6000/smmintrin.h (_mm_minpos_epu16): New.
17694 2021-08-03 H.J. Lu <hjl.tools@gmail.com>
17696 * config/i386/i386.c (ix86_gen_scratch_sse_rtx): In 64-bit mode,
17697 try XMM31 to avoid vzeroupper.
17699 2021-08-03 Richard Sandiford <richard.sandiford@arm.com>
17701 * doc/invoke.texi: Document -mtune=neoverse-512tvb and
17702 -mcpu=neoverse-512tvb.
17703 * config/aarch64/aarch64-cores.def (neoverse-512tvb): New entry.
17704 * config/aarch64/aarch64-tune.md: Regenerate.
17705 * config/aarch64/aarch64.c (neoverse512tvb_sve_vector_cost)
17706 (neoverse512tvb_sve_issue_info, neoverse512tvb_vec_issue_info)
17707 (neoverse512tvb_vector_cost, neoverse512tvb_tunings): New structures.
17708 (aarch64_adjust_body_cost_sve): Handle -mtune=neoverse-512tvb.
17709 (aarch64_adjust_body_cost): Likewise.
17711 2021-08-03 Richard Sandiford <richard.sandiford@arm.com>
17713 * config/aarch64/aarch64.c (aarch64_add_stmt_cost): Only
17714 record issue information for operations that occur in the
17717 2021-08-03 Richard Sandiford <richard.sandiford@arm.com>
17719 * config/aarch64/aarch64.c (aarch64_multiply_add_p): Add a vec_flags
17720 parameter. Detect cases in which an Advanced SIMD MLA would almost
17721 certainly require a MOV.
17722 (aarch64_count_ops): Update accordingly.
17724 2021-08-03 Richard Sandiford <richard.sandiford@arm.com>
17726 * config/aarch64/aarch64.c (aarch64_is_store_elt_extraction): New
17727 function, split out from...
17728 (aarch64_detect_vector_stmt_subtype): ...here.
17729 (aarch64_add_stmt_cost): Treat extracting element 0 as free.
17731 2021-08-03 Richard Sandiford <richard.sandiford@arm.com>
17733 * config/aarch64/aarch64-protos.h (sve_vec_cost):
17734 Add gather_load_x32_cost and gather_load_x64_cost.
17735 * config/aarch64/aarch64.c (generic_sve_vector_cost)
17736 (a64fx_sve_vector_cost, neoversev1_sve_vector_cost): Update
17737 accordingly, using the values given by the scalar_load * number
17738 of elements calculation that we used previously.
17739 (aarch64_detect_vector_stmt_subtype): Use the new fields.
17741 2021-08-03 Richard Sandiford <richard.sandiford@arm.com>
17743 * config/aarch64/aarch64.c (aarch64_adjust_body_cost_sve): New
17744 function, split out from...
17745 (aarch64_adjust_body_cost): ...here.
17747 2021-08-03 Richard Sandiford <richard.sandiford@arm.com>
17749 * config/aarch64/fractional-cost.h: New file.
17750 * config/aarch64/aarch64.c: Include <algorithm> (indirectly)
17751 and cost_fraction.h.
17752 (vec_cost_fraction): New typedef.
17753 (aarch64_detect_scalar_stmt_subtype): Use it for statement costs.
17754 (aarch64_detect_vector_stmt_subtype): Likewise.
17755 (aarch64_sve_adjust_stmt_cost, aarch64_adjust_stmt_cost): Likewise.
17756 (aarch64_estimate_min_cycles_per_iter): Use vec_cost_fraction
17758 (aarch64_adjust_body_cost): Likewise.
17759 (aarch64_test_cost_fraction): New function.
17760 (aarch64_run_selftests): Call it.
17762 2021-08-03 Richard Sandiford <richard.sandiford@arm.com>
17764 * config/aarch64/aarch64-protos.h (tune_params::sve_width): Turn
17766 * config/aarch64/aarch64.c (aarch64_cmp_autovec_modes): Update
17768 (aarch64_estimated_poly_value): Likewise. Use the least significant
17769 set bit for the minimum and likely values. Use the most significant
17770 set bit for the maximum value.
17772 2021-08-03 liuhongt <hongtao.liu@intel.com>
17774 * config/i386/sse.md (cond_<insn><mode>): New expander.
17775 (cond_mul<mode>): Ditto.
17777 2021-08-03 Kewen Lin <linkw@linux.ibm.com>
17779 * tree-cfg.c (move_sese_region_to_fn): Fix typos on dloop.
17781 2021-08-03 liuhongt <hongtao.liu@intel.com>
17783 * config/i386/sse.md (cond_<insn><mode>):New expander.
17784 (cond_mul<mode>): Ditto.
17785 (cond_div<mode>): Ditto.
17787 2021-08-02 H.J. Lu <hjl.tools@gmail.com>
17789 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Also
17790 check stack_realign_needed for stack realignment.
17791 (ix86_legitimate_constant_p): Always allow CONST_WIDE_INT smaller
17792 than the largest integer supported by vector register.
17793 * config/i386/i386.h (MAX_MOVE_MAX): New. Set to 64.
17794 (MOVE_MAX): Set to bytes of the largest integer supported by
17796 (STORE_MAX_PIECES): New.
17798 2021-08-02 H.J. Lu <hjl.tools@gmail.com>
17800 * config/i386/i386-expand.c (ix86_expand_vector_move): Call
17801 ix86_gen_scratch_sse_rtx to get a scratch SSE register to copy
17802 data from one memory location to another.
17804 2021-08-02 H.J. Lu <hjl.tools@gmail.com>
17806 PR middle-end/90773
17807 * config/i386/i386.c (TARGET_GEN_MEMSET_SCRATCH_RTX): New.
17809 2021-08-02 Aldy Hernandez <aldyh@redhat.com>
17811 PR tree-optimization/101724
17812 * params.opt: Remove --param=threader-iterative.
17813 * tree-ssa-threadbackward.c (pass_thread_jumps::execute): Remove
17816 2021-08-02 Tom de Vries <tdevries@suse.de>
17818 PR middle-end/101665
17819 * doc/extend.texi (nonnull attribute): Improve documentation.
17821 2021-08-02 Andrew Pinski <apinski@marvell.com>
17823 PR rtl-optimization/101683
17824 * rtlanal.c (may_trap_p_1): Handle UNSIGNED_FIX.
17826 2021-08-02 Roger Sayle <roger@nextmovesoftware.com>
17828 * tree-ssa-phiopt.c (cond_removal_in_builtin_zero_pattern):
17829 Renamed from cond_removal_in_popcount_clz_ctz_pattern.
17830 Add support for BSWAP, FFS, PARITY and CLRSB builtins.
17831 (tree_ssa_phiop_worker): Update call to function above.
17833 2021-08-01 H.J. Lu <hjl.tools@gmail.com>
17836 * config/i386/i386.md (bsr_rex64_1_zext): New.
17837 (combine splitter for constant - clzll): Replace gen_bsr_rex64_1
17838 with gen_bsr_rex64_1_zext.
17840 2021-07-31 Jakub Jelinek <jakub@redhat.com>
17843 * config/i386/i386.md (bsr_rex64_1, bsr_1, bsr_zext_1): New
17844 define_insn patterns.
17845 (*bsr_rex64_2, *bsr_2): New define_insn_and_split patterns.
17846 Add combine splitters for constant - clz.
17847 (clz<mode>2): Use a temporary pseudo for bsr result.
17849 2021-07-30 Paul A. Clarke <pc@us.ibm.com>
17851 * config/rs6000/smmintrin.h (_mm_floor_pd, _mm_floor_ps,
17852 _mm_floor_sd, _mm_floor_ss): New.
17854 2021-07-30 Paul A. Clarke <pc@us.ibm.com>
17856 * config/rs6000/smmintrin.h (_mm_ceil_pd, _mm_ceil_ps,
17857 _mm_ceil_sd, _mm_ceil_ss): New.
17859 2021-07-30 Paul A. Clarke <pc@us.ibm.com>
17861 * config/rs6000/smmintrin.h (_mm_blend_pd, _mm_blendv_pd,
17862 _mm_blend_ps, _mm_blendv_ps): New.
17864 2021-07-30 Roger Sayle <roger@nextmovesoftware.com>
17865 Uroš Bizjak <ubizjak@gmail.com>
17867 * config/i386/i386.md (*dec_cmov<mode>): New define_insn_and_split
17868 to generate a conditional move using the carry flag after sub $1.
17869 (peephole2): Eliminate a register-to-register move by inverting
17870 the condition of a conditional move.
17872 2021-07-30 Hans-Peter Nilsson <hp@bitrange.com>
17874 * config/mmix/mmix.md ("call", "call_value", "*call_real")
17875 ("*call_value_real"): Don't generate rtx mentioning the generic
17876 operands 1 and 2 to "call", and similarly for "call_value".
17877 * config/mmix/mmix.c (mmix_print_operand_punct_valid_p)
17878 (mmix_print_operand): Use '!' instead of 'p'.
17880 2021-07-30 Hans-Peter Nilsson <hp@bitrange.com>
17882 * doc/md.texi (call): Correct information about operand 2.
17883 * config/mmix/mmix.md ("call", "call_value"): Remove fixed FIXMEs.
17885 2021-07-30 Andrew MacLeod <amacleod@redhat.com>
17887 * range-op.cc (operator_trunc_mod::wi_fold): Fold constants.
17889 2021-07-30 Andrew MacLeod <amacleod@redhat.com>
17891 * range-op.cc (operator_div::wi_fold): Return UNDEFINED for [0, 0] divisor.
17893 2021-07-30 Andrew MacLeod <amacleod@redhat.com>
17895 * gimple-range-cache.cc (*::set_bb_range): Change const basic_block to
17896 const_basic_block..
17897 (*::get_bb_range): Ditto.
17898 (*::bb_range_p): Ditto.
17899 * gimple-range-cache.h: Change prototypes.
17901 2021-07-30 H.J. Lu <hjl.tools@gmail.com>
17903 PR middle-end/90773
17904 * builtins.c (builtin_memcpy_read_str): Change the mode argument
17905 from scalar_int_mode to fixed_size_mode.
17906 (builtin_strncpy_read_str): Likewise.
17907 (gen_memset_value_from_prev): New function.
17908 (builtin_memset_read_str): Change the mode argument from
17909 scalar_int_mode to fixed_size_mode. Use gen_memset_value_from_prev
17910 and support CONST_VECTOR.
17911 (builtin_memset_gen_str): Likewise.
17912 (try_store_by_multiple_pieces): Use by_pieces_constfn to declare
17914 * builtins.h (builtin_strncpy_read_str): Replace scalar_int_mode
17915 with fixed_size_mode.
17916 (builtin_memset_read_str): Likewise.
17917 * expr.c (widest_int_mode_for_size): Renamed to ...
17918 (widest_fixed_size_mode_for_size): Add a bool argument to
17919 indicate if QI vector mode can be used.
17920 (by_pieces_ninsns): Call widest_fixed_size_mode_for_size
17921 instead of widest_int_mode_for_size.
17922 (pieces_addr::adjust): Change the mode argument from
17923 scalar_int_mode to fixed_size_mode.
17924 (op_by_pieces_d): Make m_len read-only. Add a bool member,
17925 m_qi_vector_mode, to indicate that QI vector mode can be used.
17926 (op_by_pieces_d::op_by_pieces_d): Add a bool argument to
17927 initialize m_qi_vector_mode. Call widest_fixed_size_mode_for_size
17928 instead of widest_int_mode_for_size.
17929 (op_by_pieces_d::get_usable_mode): Change the mode argument from
17930 scalar_int_mode to fixed_size_mode. Call
17931 widest_fixed_size_mode_for_size instead of
17932 widest_int_mode_for_size.
17933 (op_by_pieces_d::smallest_fixed_size_mode_for_size): New member
17934 function to return the smallest integer or QI vector mode.
17935 (op_by_pieces_d::run): Call widest_fixed_size_mode_for_size
17936 instead of widest_int_mode_for_size. Call
17937 smallest_fixed_size_mode_for_size instead of
17938 smallest_int_mode_for_size.
17939 (store_by_pieces_d::store_by_pieces_d): Add a bool argument to
17940 indicate that QI vector mode can be used and pass it to
17941 op_by_pieces_d::op_by_pieces_d.
17942 (can_store_by_pieces): Call widest_fixed_size_mode_for_size
17943 instead of widest_int_mode_for_size. Pass memsetp to
17944 widest_fixed_size_mode_for_size to support QI vector mode.
17945 Allow all CONST_VECTORs for memset if vec_duplicate is supported.
17946 (store_by_pieces): Pass memsetp to
17947 store_by_pieces_d::store_by_pieces_d.
17948 (clear_by_pieces_1): Removed.
17949 (clear_by_pieces): Replace clear_by_pieces_1 with
17950 builtin_memset_read_str and pass true to store_by_pieces_d to
17951 support vector mode broadcast.
17952 (string_cst_read_str): Change the mode argument from
17953 scalar_int_mode to fixed_size_mode.
17954 * expr.h (by_pieces_constfn): Change scalar_int_mode to
17956 (by_pieces_prev): Likewise.
17957 * rtl.h (lowpart_subreg_regno): New.
17958 * rtlanal.c (lowpart_subreg_regno): New. A wrapper around
17959 simplify_subreg_regno.
17960 * target.def (gen_memset_scratch_rtx): New hook.
17961 * doc/tm.texi.in: Add TARGET_GEN_MEMSET_SCRATCH_RTX.
17962 * doc/tm.texi: Regenerated.
17964 2021-07-30 Xi Ruoyao <xry111@mengyan1223.wang>
17967 * config/mips/mips.c (mips_atomic_assign_expand_fenv): Use
17968 TARGET_EXPR instead of MODIFY_EXPR.
17970 2021-07-30 Xi Ruoyao <xry111@mengyan1223.wang>
17973 * config/mips/mips-protos.h (mips_expand_vec_cmp_expr): Declare.
17974 * config/mips/mips.c (mips_expand_vec_cmp_expr): New function.
17975 * config/mips/mips-msa.md (vec_cmp<MSA:mode><mode_i>): New
17977 (vec_cmpu<IMSA:mode><mode_i>): New expander.
17979 2021-07-30 H.J. Lu <hjl.tools@gmail.com>
17982 * config/i386/i386-options.c (ix86_option_override_internal):
17983 Don't enable LZCNT/POPCNT if they have been disabled explicitly.
17985 2021-07-30 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
17988 * config/arm/arm_neon.h (vld1_p64): Replace call to builtin by
17989 explicitly dereferencing __a.
17990 (vld1_s64): Likewise.
17991 (vld1_u64): Likewise.
17992 * config/arm/arm_neon_builtins.def (vld1): Remove entry for di
17993 and change to VAR13.
17995 2021-07-30 Aldy Hernandez <aldyh@redhat.com>
17997 * gimple-loop-versioning.cc (lv_dom_walker::lv_dom_walker): Remove
17998 use of m_range_analyzer.
17999 (loop_versioning::lv_dom_walker::before_dom_children): Same.
18000 (loop_versioning::lv_dom_walker::after_dom_children): Remove.
18001 (loop_versioning::prune_loop_conditions): Replace vr_values use
18002 with range_query interface.
18003 (pass_loop_versioning::execute): Use ranger.
18005 2021-07-30 Xi Ruoyao <xry111@mengyan1223.wang>
18008 * ipa-devirt.c (ipa_odr_read_section): Compare the precision of
18009 enum values, and emit a warning if they mismatch.
18011 2021-07-30 Kewen Lin <linkw@linux.ibm.com>
18013 * cfgloop.h (as_const): New function.
18014 (class loop_iterator): Rename to ...
18015 (class loops_list): ... this.
18016 (loop_iterator::next): Rename to ...
18017 (loops_list::Iter::fill_curr_loop): ... this and adjust.
18018 (loop_iterator::loop_iterator): Rename to ...
18019 (loops_list::loops_list): ... this and adjust.
18020 (loops_list::Iter): New class.
18021 (loops_list::iterator): New type.
18022 (loops_list::const_iterator): New type.
18023 (loops_list::begin): New function.
18024 (loops_list::end): Likewise.
18025 (loops_list::begin const): Likewise.
18026 (loops_list::end const): Likewise.
18027 (FOR_EACH_LOOP): Remove.
18028 (FOR_EACH_LOOP_FN): Remove.
18029 * cfgloop.c (flow_loops_dump): Adjust FOR_EACH_LOOP* with range-based
18030 for loop with loops_list instance.
18031 (sort_sibling_loops): Likewise.
18032 (disambiguate_loops_with_multiple_latches): Likewise.
18033 (verify_loop_structure): Likewise.
18034 * cfgloopmanip.c (create_preheaders): Likewise.
18035 (force_single_succ_latches): Likewise.
18036 * config/aarch64/falkor-tag-collision-avoidance.c
18037 (execute_tag_collision_avoidance): Likewise.
18038 * config/mn10300/mn10300.c (mn10300_scan_for_setlb_lcc): Likewise.
18039 * config/s390/s390.c (s390_adjust_loops): Likewise.
18040 * doc/loop.texi: Likewise.
18041 * gimple-loop-interchange.cc (pass_linterchange::execute): Likewise.
18042 * gimple-loop-jam.c (tree_loop_unroll_and_jam): Likewise.
18043 * gimple-loop-versioning.cc (loop_versioning::analyze_blocks): Likewise.
18044 (loop_versioning::make_versioning_decisions): Likewise.
18045 * gimple-ssa-split-paths.c (split_paths): Likewise.
18046 * graphite-isl-ast-to-gimple.c (graphite_regenerate_ast_isl): Likewise.
18047 * graphite.c (canonicalize_loop_form): Likewise.
18048 (graphite_transform_loops): Likewise.
18049 * ipa-fnsummary.c (analyze_function_body): Likewise.
18050 * ipa-pure-const.c (analyze_function): Likewise.
18051 * loop-doloop.c (doloop_optimize_loops): Likewise.
18052 * loop-init.c (loop_optimizer_finalize): Likewise.
18053 (fix_loop_structure): Likewise.
18054 * loop-invariant.c (calculate_loop_reg_pressure): Likewise.
18055 (move_loop_invariants): Likewise.
18056 * loop-unroll.c (decide_unrolling): Likewise.
18057 (unroll_loops): Likewise.
18058 * modulo-sched.c (sms_schedule): Likewise.
18059 * predict.c (predict_loops): Likewise.
18060 (pass_profile::execute): Likewise.
18061 * profile.c (branch_prob): Likewise.
18062 * sel-sched-ir.c (sel_finish_pipelining): Likewise.
18063 (sel_find_rgns): Likewise.
18064 * tree-cfg.c (replace_loop_annotate): Likewise.
18065 (replace_uses_by): Likewise.
18066 (move_sese_region_to_fn): Likewise.
18067 * tree-if-conv.c (pass_if_conversion::execute): Likewise.
18068 * tree-loop-distribution.c (loop_distribution::execute): Likewise.
18069 * tree-parloops.c (parallelize_loops): Likewise.
18070 * tree-predcom.c (tree_predictive_commoning): Likewise.
18071 * tree-scalar-evolution.c (scev_initialize): Likewise.
18072 (scev_reset): Likewise.
18073 * tree-ssa-dce.c (find_obviously_necessary_stmts): Likewise.
18074 * tree-ssa-live.c (remove_unused_locals): Likewise.
18075 * tree-ssa-loop-ch.c (ch_base::copy_headers): Likewise.
18076 * tree-ssa-loop-im.c (analyze_memory_references): Likewise.
18077 (tree_ssa_lim_initialize): Likewise.
18078 * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables): Likewise.
18079 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Likewise.
18080 * tree-ssa-loop-manip.c (get_loops_exits): Likewise.
18081 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations): Likewise.
18082 (free_numbers_of_iterations_estimates): Likewise.
18083 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Likewise.
18084 * tree-ssa-loop-split.c (tree_ssa_split_loops): Likewise.
18085 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Likewise.
18086 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
18087 (pass_scev_cprop::execute): Likewise.
18088 * tree-ssa-propagate.c (clean_up_loop_closed_phi): Likewise.
18089 * tree-ssa-sccvn.c (do_rpo_vn): Likewise.
18090 * tree-ssa-threadupdate.c
18091 (jump_thread_path_registry::thread_through_all_blocks): Likewise.
18092 * tree-vectorizer.c (vectorize_loops): Likewise.
18093 * tree-vrp.c (vrp_asserts::find_assert_locations): Likewise.
18095 2021-07-29 Hans-Peter Nilsson <hp@bitrange.com>
18097 * config/mmix/mmix.c (mmix_function_arg_1): Avoid
18098 generating a VOIDmode register for e.g the
18099 function_arg_info::end_marker.
18101 2021-07-29 Jeff Law <jeffreyalaw@gmail.com>
18103 * config/h8300/h8300-modes.def: Add CCZ, CCV and CCC, drop CCZNV.
18104 * config/h8300/h8300.md (H8cc mode iterator): Add CCZ.
18105 (cc mode_attr): Similarly.
18106 (ccz subst_attr): Similarly.
18107 * config/h8300/jumpcall.md: Add new patterns for branch-on-bit.
18108 * config/h8300/testcompare.md: Remove various cc0 based patterns
18109 that had been commented out. Add pattern to set CCZ from a bit
18112 2021-07-29 Thomas Schwinge <thomas@codesourcery.com>
18113 Julian Brown <julian@codesourcery.com>
18114 Kwok Cheung Yeung <kcy@codesourcery.com>
18116 * omp-offload.c (oacc_loop_xform_head_tail, oacc_loop_process):
18117 'update_stmt' after modification.
18118 (pass_oacc_loop_designation): New function, extracted out of...
18119 (pass_oacc_device_lower): ... this.
18120 (pass_data_oacc_loop_designation, pass_oacc_loop_designation)
18121 (make_pass_oacc_loop_designation): New
18122 * passes.def: Add it.
18123 * tree-parloops.c (create_parallel_loop): Adjust.
18124 * tree-pass.h (make_pass_oacc_loop_designation): New.
18126 2021-07-29 Aldy Hernandez <aldyh@redhat.com>
18128 * flag-types.h (enum threader_mode): New.
18129 * params.opt: Add entry for --param=threader-mode.
18130 * tree-ssa-threadbackward.c (THREADER_ITERATIVE_MODE): New.
18131 (class back_threader): New.
18132 (back_threader::back_threader): New.
18133 (back_threader::~back_threader): New.
18134 (back_threader::maybe_register_path): New.
18135 (back_threader::find_taken_edge): New.
18136 (back_threader::find_taken_edge_switch): New.
18137 (back_threader::find_taken_edge_cond): New.
18138 (back_threader::resolve_def): New.
18139 (back_threader::resolve_phi): New.
18140 (back_threader::find_paths_to_names): New.
18141 (back_threader::find_paths): New.
18144 (thread_jumps::find_jump_threads_backwards): Call ranger threader.
18145 (thread_jumps::find_jump_threads_backwards_with_ranger): New.
18146 (pass_thread_jumps::execute): Abstract out code...
18147 (try_thread_blocks): ...here.
18148 * tree-ssa-threadedge.c (jump_threader::thread_outgoing_edges):
18149 Abstract out threading candidate code to...
18150 (single_succ_to_potentially_threadable_block): ...here.
18151 * tree-ssa-threadedge.h (single_succ_to_potentially_threadable_block):
18153 * tree-ssa-threadupdate.c (register_jump_thread): Return boolean.
18154 * tree-ssa-threadupdate.h (class jump_thread_path_registry):
18155 Return bool from register_jump_thread.
18157 2021-07-29 Andreas Krebbel <krebbel@linux.ibm.com>
18159 * target.def: in0 and in1 do not need to be registers.
18160 * doc/tm.texi: Regenerate.
18162 2021-07-29 liuhongt <hongtao.liu@intel.com>
18165 * config/i386/i386.c (ix86_widen_mult_cost): New function.
18166 (ix86_add_stmt_cost): Use ix86_widen_mult_cost for
18169 2021-07-29 Jiufu Guo <guojiufu@linux.ibm.com>
18172 * config/rs6000/rs6000.c (TARGET_PREFERRED_DOLOOP_MODE): New hook.
18173 (rs6000_preferred_doloop_mode): New hook.
18174 * doc/tm.texi: Regenerate.
18175 * doc/tm.texi.in: Add hook preferred_doloop_mode.
18176 * target.def (preferred_doloop_mode): New hook.
18177 * targhooks.c (default_preferred_doloop_mode): New hook.
18178 * targhooks.h (default_preferred_doloop_mode): New hook.
18179 * tree-ssa-loop-ivopts.c (compute_doloop_base_on_mode): New function.
18180 (add_iv_candidate_for_doloop): Call targetm.preferred_doloop_mode
18181 and compute_doloop_base_on_mode.
18183 2021-07-28 Martin Sebor <msebor@redhat.com>
18185 PR middle-end/101494
18186 * tree-ssa-uninit.c (maybe_warn_operand): Correct object offset
18187 and size computation.
18189 2021-07-28 Martin Sebor <msebor@redhat.com>
18191 PR middle-end/101601
18192 * gimple-array-bounds.cc (array_bounds_checker::check_mem_ref): Remove
18194 Handle pointers to functions.
18196 2021-07-28 Martin Sebor <msebor@redhat.com>
18198 * Makefile.in (OBJS): Add gimple-ssa-warn-access.o and pointer-query.o.
18199 * attribs.h (fndecl_dealloc_argno): Move fndecl_dealloc_argno to tree.h.
18200 * builtins.c (compute_objsize_r): Move to pointer-query.cc.
18201 (access_ref::access_ref): Same.
18202 (access_ref::phi): Same.
18203 (access_ref::get_ref): Same.
18204 (access_ref::size_remaining): Same.
18205 (access_ref::offset_in_range): Same.
18206 (access_ref::add_offset): Same.
18207 (access_ref::inform_access): Same.
18208 (ssa_name_limit_t::visit_phi): Same.
18209 (ssa_name_limit_t::leave_phi): Same.
18210 (ssa_name_limit_t::next): Same.
18211 (ssa_name_limit_t::next_phi): Same.
18212 (ssa_name_limit_t::~ssa_name_limit_t): Same.
18213 (pointer_query::pointer_query): Same.
18214 (pointer_query::get_ref): Same.
18215 (pointer_query::put_ref): Same.
18216 (pointer_query::flush_cache): Same.
18217 (warn_string_no_nul): Move to gimple-ssa-warn-access.cc.
18218 (check_nul_terminated_array): Same.
18219 (unterminated_array): Same.
18220 (maybe_warn_for_bound): Same.
18221 (check_read_access): Same.
18222 (warn_for_access): Same.
18223 (get_size_range): Same.
18224 (check_access): Same.
18225 (gimple_call_alloc_size): Move to tree.c.
18226 (gimple_parm_array_size): Move to pointer-query.cc.
18227 (get_offset_range): Same.
18228 (gimple_call_return_array): Same.
18229 (handle_min_max_size): Same.
18230 (handle_array_ref): Same.
18231 (handle_mem_ref): Same.
18232 (compute_objsize): Same.
18233 (gimple_call_alloc_p): Move to gimple-ssa-warn-access.cc.
18234 (call_dealloc_argno): Same.
18235 (fndecl_dealloc_argno): Same.
18236 (new_delete_mismatch_p): Same.
18237 (matching_alloc_calls_p): Same.
18238 (warn_dealloc_offset): Same.
18239 (maybe_emit_free_warning): Same.
18240 * builtins.h (check_nul_terminated_array): Move to
18241 gimple-ssa-warn-access.h.
18242 (check_nul_terminated_array): Same.
18243 (warn_string_no_nul): Same.
18244 (unterminated_array): Same.
18245 (class ssa_name_limit_t): Same.
18246 (class pointer_query): Same.
18247 (struct access_ref): Same.
18248 (class range_query): Same.
18249 (struct access_data): Same.
18250 (gimple_call_alloc_size): Same.
18251 (gimple_parm_array_size): Same.
18252 (compute_objsize): Same.
18253 (class access_data): Same.
18254 (maybe_emit_free_warning): Same.
18255 * calls.c (initialize_argument_information): Remove call to
18256 maybe_emit_free_warning.
18257 * gimple-array-bounds.cc: Include new header..
18258 * gimple-fold.c: Same.
18259 * gimple-ssa-sprintf.c: Same.
18260 * gimple-ssa-warn-restrict.c: Same.
18261 * passes.def: Add pass_warn_access.
18262 * tree-pass.h (make_pass_warn_access): Declare.
18263 * tree-ssa-strlen.c: Include new headers.
18264 * tree.c (fndecl_dealloc_argno): Move here from builtins.c.
18265 * tree.h (fndecl_dealloc_argno): Move here from attribs.h.
18266 * gimple-ssa-warn-access.cc: New file.
18267 * gimple-ssa-warn-access.h: New file.
18268 * pointer-query.cc: New file.
18269 * pointer-query.h: New file.
18271 2021-07-28 Jakub Jelinek <jakub@redhat.com>
18273 PR middle-end/101624
18274 * ubsan.c (maybe_instrument_pointer_overflow,
18275 instrument_object_size): Only test DECL_REGISTER on VAR_DECLs,
18276 PARM_DECLs or RESULT_DECLs.
18277 * sanopt.c (maybe_optimize_ubsan_ptr_ifn): Likewise.
18279 2021-07-28 Jakub Jelinek <jakub@redhat.com>
18281 PR middle-end/101642
18282 * match.pd (bswap16 (x) == bswap16 (y)): Cast both operands
18283 to type of bswap16 for comparison.
18284 (bswap16 (x) == cst): Cast bswap16 operand to type of cst.
18286 2021-07-28 Richard Biener <rguenther@suse.de>
18288 PR tree-optimization/101615
18289 * tree-vect-slp.c (vect_optimize_slp): Materialize permutes
18290 at CTOR SLP graph entries.
18292 2021-07-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18294 * config/aarch64/aarch64.md (*extend<SHORT:mode><GPI:mode>2_aarch64):
18295 Add "r,w" alternative.
18297 2021-07-28 H.J. Lu <hjl.tools@gmail.com>
18300 * config/i386/i386.c (ix86_avx_u128_mode_needed): Don't set
18301 AVX_U128_DIRTY when all bits are zero.
18303 2021-07-28 Richard Biener <rguenther@suse.de>
18305 PR tree-optimization/101615
18306 * tree-vect-slp.c (vect_optimize_slp): Pre-existing vector
18307 external nodes cannot be permuted so make them perm_out 0.
18309 2021-07-28 Andrew Stubbs <ams@codesourcery.com>
18312 * config.in: Regenerate.
18313 * config/gcn/gcn-hsa.h (A_FIJI): New define.
18314 (A_900): New define.
18315 (A_906): New define.
18316 (A_908): New define.
18317 (ASM_SPEC): Use A_FIJI, A_900, A_906 and A_908.
18318 * config/gcn/gcn.c (output_file_start): Adjust attributes according
18319 to the assembler capabilities.
18320 * config/gcn/mkoffload.c (main): Likewise.
18321 * configure: Regenerate.
18322 * configure.ac: Add tests for LLVM assembler attribute features.
18324 2021-07-28 Andrew MacLeod <amacleod@redhat.com>
18326 * gimple-range-gori.cc (gori_compute::outgoing_edge_range_p): Check for
18327 cond_false and cond_true on branches.
18329 2021-07-28 Bin Cheng <bin.cheng@linux.alibaba.com>
18331 * config/aarch64/aarch64.c (aarch64_gen_adjusted_ldpstp): use
18334 2021-07-28 Bin Cheng <bin.cheng@linux.alibaba.com>
18336 * alias.c (init_alias_analysis): Don't skip prologue/epilogue.
18338 2021-07-28 Jakub Jelinek <jakub@redhat.com>
18341 * config/i386/sse.md (vashr<mode>3): Split into vashrv8di3 expander
18342 and vashrv4di3 expander, where the latter requires just TARGET_AVX2
18343 and has special !TARGET_AVX512VL expansion.
18344 (vashrv2di3<mask_name>): Rename to ...
18345 (vashrv2di3): ... this. Change condition to TARGET_XOP || TARGET_AVX2
18346 and add special !TARGET_XOP && !TARGET_AVX512VL expansion.
18348 2021-07-28 Martin Uecker <muecker@gwdg.de>
18350 * calls.c (maybe_warn_rdwr_sizes): Correct argument
18351 numbers in warning that were switched.
18353 2021-07-28 Kewen Lin <linkw@linux.ibm.com>
18355 PR tree-optimization/101596
18356 * tree-vect-patterns.c (vect_recog_mulhs_pattern): Fix wrong check
18357 by using new_type's precision instead.
18359 2021-07-28 liuhongt <hongtao.liu@intel.com>
18362 * config/i386/i386.h (processor_costs): Add new member
18364 * config/i386/x86-tune-costs.h (ix86_size_cost, i386_cost,
18365 i486_cost, pentium_cost, lakemont_cost, pentiumpro_cost,
18366 geode_cost, k6_cost, athlon_cost, k8_cost, amdfam10_cost,
18367 bdver_cost, znver1_cost, znver2_cost, znver3_cost,
18368 btver1_cost, btver2_cost, btver3_cost, pentium4_cost,
18369 nocona_cost, atom_cost, atom_cost, slm_cost, intel_cost,
18370 generic_cost, core_cost): Initialize integer_to_sse same value
18372 (skylake_cost): Initialize integer_to_sse twice as much as sse_op.
18373 * config/i386/i386.c (ix86_builtin_vectorization_cost):
18374 Use integer_to_sse instead of sse_op to calculate the cost of
18377 2021-07-27 Bill Schmidt <wschmidt@linux.ibm.com>
18379 * config/rs6000/rs6000-gen-builtins.c (write_ovld_static_init): New
18381 (write_init_file): Call write_ovld_static_init.
18383 2021-07-27 Bill Schmidt <wschmidt@linux.ibm.com>
18385 * config/rs6000/rs6000-gen-builtins.c (write_bif_static_init): New
18387 (write_init_file): Call write_bif_static_init.
18389 2021-07-27 Bill Schmidt <wschmidt@linux.ibm.com>
18391 * config/rs6000/rs6000-gen-builtins.c (typemap): New struct.
18392 (TYPE_MAP_SIZE): New macro.
18393 (type_map): New initialized variable.
18394 (typemap_cmp): New function.
18395 (write_type_node): Likewise.
18396 (write_fntype_init): Implement.
18398 2021-07-27 Martin Sebor <msebor@redhat.com>
18400 PR tree-optimization/101584
18401 * tree-ssa-uninit.c (builtin_call_nomodifying_p): New function.
18402 (check_defs): Call it.
18404 2021-07-27 Aldy Hernandez <aldyh@redhat.com>
18406 * tree-ssa-dom.c (dom_jump_threader_simplifier):
18407 Put avail_exprs_stack in the class, instead of passing it to
18408 jump_threader_simplifier.
18409 (dom_jump_threader_simplifier::simplify): Add state argument.
18410 (dom_opt_dom_walker): Add state.
18411 (pass_dominator::execute): Pass state to threader.
18412 (dom_opt_dom_walker::before_dom_children): Use state.
18413 * tree-ssa-threadedge.c (jump_threader::jump_threader): Replace
18414 arguments by state.
18415 (jump_threader::record_temporary_equivalences_from_phis):
18416 Register equivalences through the state variable.
18417 (jump_threader::record_temporary_equivalences_from_stmts_at_dest):
18418 Record ranges in a statement through the state variable.
18419 (jump_threader::simplify_control_stmt_condition): Pass state to
18421 (jump_threader::simplify_control_stmt_condition_1): Same.
18422 (jump_threader::thread_around_empty_blocks): Remove obsolete
18424 (jump_threader::thread_through_normal_block): Record equivalences
18425 on edge through the state variable.
18426 (jump_threader::thread_across_edge): Abstract state pushing.
18427 (jt_state::jt_state): New.
18428 (jt_state::push): New.
18429 (jt_state::pop): New.
18430 (jt_state::register_equiv): New.
18431 (jt_state::record_ranges_from_stmt): New.
18432 (jt_state::register_equivs_on_edge): New.
18433 (jump_threader_simplifier::jump_threader_simplifier): Move from
18435 (jump_threader_simplifier::simplify): Add state argument.
18436 * tree-ssa-threadedge.h (class jt_state): New.
18437 (class jump_threader): Add state to constructor.
18438 (class jump_threader_simplifier): Add state to simplify. Remove
18439 avail_exprs_stack from class.
18440 * tree-vrp.c (vrp_jump_threader_simplifier::simplify): Add state
18442 (vrp_jump_threader::vrp_jump_threader): Add state.
18443 (vrp_jump_threader::~vrp_jump_threader): Cleanup state.
18445 2021-07-27 Aldy Hernandez <aldyh@redhat.com>
18447 * Makefile.in (OBJS): Add gimple-range-path.o.
18448 * gimple-range-path.cc: New file.
18449 * gimple-range-path.h: New file.
18451 2021-07-27 Jonathan Wright <jonathan.wright@arm.com>
18453 * config/aarch64/aarch64-simd.md: Push sign/zero-extension
18454 inside vec_duplicate for all patterns.
18455 * simplify-rtx.c (simplify_context::simplify_unary_operation_1):
18456 Push sign/zero-extension inside vec_duplicate.
18458 2021-07-27 Richard Biener <rguenther@suse.de>
18460 PR tree-optimization/101573
18461 * tree-ssa-uninit.c (warn_uninit_phi_uses): New function
18462 looking at uninitialized PHI arg defs in some constrained cases.
18463 (warn_uninitialized_vars): Call it.
18464 (execute_early_warn_uninitialized): Calculate dominators.
18466 2021-07-27 Richard Biener <rguenther@suse.de>
18468 PR tree-optimization/39821
18469 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): Use
18470 vector_stmt for widening arithmetic.
18471 (vectorizable_conversion): Adjust.
18473 2021-07-27 Martin Jambor <mjambor@suse.cz>
18475 * cgraph.h (ipa_replace_map): New field force_load_ref.
18476 * ipa-prop.h (ipa_param_descriptor): Reduce precision of move_cost,
18477 aded new flag load_dereferenced, adjusted comments.
18478 (ipa_get_param_dereferenced): New function.
18479 (ipa_set_param_dereferenced): Likewise.
18480 * cgraphclones.c (cgraph_node::create_virtual_clone): Follow it.
18481 * ipa-cp.c: Include gimple.h.
18482 (ipcp_discover_new_direct_edges): Take into account dereferenced flag.
18483 (get_replacement_map): New parameter force_load_ref, set the
18484 appropriate flag in ipa_replace_map if set.
18485 (struct symbol_and_index_together): New type.
18486 (adjust_refs_in_act_callers): New function.
18487 (adjust_references_in_caller): Likewise.
18488 (create_specialized_node): When appropriate, call
18489 adjust_references_in_caller and force only load references.
18490 * ipa-prop.c (load_from_dereferenced_name): New function.
18491 (ipa_analyze_controlled_uses): Also detect loads from a
18492 dereference, harden testing of call statements.
18493 (ipa_write_node_info): Stream the dereferenced flag.
18494 (ipa_read_node_info): Likewise.
18495 (ipa_set_jf_constant): Also create refdesc when jump function
18496 references a variable.
18497 (cgraph_node_for_jfunc): Rename to symtab_node_for_jfunc, work
18498 also on references of variables and return a symtab_node. Adjust
18500 (propagate_controlled_uses): Also remove references to VAR_DECLs.
18502 2021-07-27 Jakub Jelinek <jakub@redhat.com>
18504 PR middle-end/101586
18505 * gimple-fold.c (clear_padding_type): Ignore FIELD_DECLs with byte
18506 positions above or equal to sz except for diagnostics of flexible
18509 2021-07-26 Andrew MacLeod <amacleod@redhat.com>
18511 PR tree-optimization/78888
18512 * gimple-range-fold.cc (get_letter_range): New.
18513 (fold_using_range::range_of_builtin_call): Call get_letter_range.
18515 2021-07-26 Andrew MacLeod <amacleod@redhat.com>
18517 PR tree-optimization/78888
18518 * gimple-range-fold.cc (fold_using_range::range_of_builtin_call): Add cases
18519 for CFN_BUILT_IN_TOUPPER and CFN_BUILT_IN_TOLOWER.
18521 2021-07-26 Roger Sayle <roger@nextmovesoftware.com>
18522 Marc Glisse <marc.glisse@inria.fr>
18524 * match.pd (rotate): Simplify equality/inequality of rotations.
18525 (bswap): Simplify equality/inequality tests of byte swapping.
18527 2021-07-26 Aldy Hernandez <aldyh@redhat.com>
18529 * range-op.cc (operator_bitwise_xor::op1_op2_relation_effect):
18532 2021-07-26 Aldy Hernandez <aldyh@redhat.com>
18534 * range-op.cc (operator_lshift::fold_range): Pass rel to
18535 base class fold_range.
18536 (operator_rshift::fold_range): Same.
18538 2021-07-26 Ashimida <ashimida@linux.alibaba.com>
18541 * toplev.h (min_align_loops_log): Remove declaration.
18542 (min_align_jumps_log, min_align_labels_log): Likewise.
18543 (min_align_functions_log): Likewise.
18545 2021-07-26 Aldy Hernandez <aldyh@redhat.com>
18547 * tree-vrp.c (vrp_simplify_cond_using_ranges): Rename vr_values
18549 (execute_vrp): Abstract out simplification of conditionals...
18550 (simplify_casted_conds): ...here.
18552 2021-07-26 Aldy Hernandez <aldyh@redhat.com>
18554 * gimple-array-bounds.cc (array_bounds_checker::get_value_range):
18555 Add gimple argument.
18556 (array_bounds_checker::check_array_ref): Same.
18557 (array_bounds_checker::check_addr_expr): Same.
18558 (array_bounds_checker::check_array_bounds): Pass statement to
18559 check_array_bounds and check_addr_expr.
18560 * gimple-array-bounds.h (check_array_bounds): Add gimple argument.
18561 (check_addr_expr): Same.
18562 (get_value_range): Same.
18564 2021-07-26 Tamar Christina <tamar.christina@arm.com>
18566 * config/aarch64/aarch64-simd-builtins.def (sdot, udot): Rename to..
18567 (sdot_prod, udot_prod): ... This.
18568 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>): Merged
18570 (<sur>dot_prod<vsi2qi>): ... this.
18571 (aarch64_<sur>dot_lane<vsi2qi>, aarch64_<sur>dot_laneq<vsi2qi>):
18572 Change operands order.
18573 (<sur>sadv16qi): Use new operands order.
18574 * config/aarch64/arm_neon.h (vdot_u32, vdotq_u32, vdot_s32,
18575 vdotq_s32): Use new RTL ordering.
18577 2021-07-26 Tamar Christina <tamar.christina@arm.com>
18579 * config/aarch64/aarch64-builtins.c (TYPES_TERNOP_SUSS,
18580 aarch64_types_ternop_suss_qualifiers): New.
18581 * config/aarch64/aarch64-simd-builtins.def (usdot_prod): Use it.
18582 * config/aarch64/aarch64-simd.md (usdot_prod<vsi2qi>): Re-organize RTL.
18583 * config/aarch64/arm_neon.h (vusdot_s32, vusdotq_s32): Use it.
18585 2021-07-23 Jakub Jelinek <jakub@redhat.com>
18587 PR rtl-optimization/101562
18588 * expmed.c (store_integral_bit_field): Only use movstrict_optab
18589 if the operand isn't paradoxical.
18591 2021-07-23 Aldy Hernandez <aldyh@redhat.com>
18593 * gimple-array-bounds.h (class array_bounds_checker): Change
18594 ranges type to range_query.
18596 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
18598 * config/aarch64/arm_neon.h (vst1_s64_x2): Use
18599 __builtin_memcpy instead of constructing
18600 __builtin_aarch64_simd_oi one vector at a time.
18601 (vst1_u64_x2): Likewise.
18602 (vst1_f64_x2): Likewise.
18603 (vst1_s8_x2): Likewise.
18604 (vst1_p8_x2): Likewise.
18605 (vst1_s16_x2): Likewise.
18606 (vst1_p16_x2): Likewise.
18607 (vst1_s32_x2): Likewise.
18608 (vst1_u8_x2): Likewise.
18609 (vst1_u16_x2): Likewise.
18610 (vst1_u32_x2): Likewise.
18611 (vst1_f16_x2): Likewise.
18612 (vst1_f32_x2): Likewise.
18613 (vst1_p64_x2): Likewise.
18614 (vst1q_s8_x2): Likewise.
18615 (vst1q_p8_x2): Likewise.
18616 (vst1q_s16_x2): Likewise.
18617 (vst1q_p16_x2): Likewise.
18618 (vst1q_s32_x2): Likewise.
18619 (vst1q_s64_x2): Likewise.
18620 (vst1q_u8_x2): Likewise.
18621 (vst1q_u16_x2): Likewise.
18622 (vst1q_u32_x2): Likewise.
18623 (vst1q_u64_x2): Likewise.
18624 (vst1q_f16_x2): Likewise.
18625 (vst1q_f32_x2): Likewise.
18626 (vst1q_f64_x2): Likewise.
18627 (vst1q_p64_x2): Likewise.
18629 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
18631 * config/aarch64/arm_neon.h (vst1_s64_x3): Use
18632 __builtin_memcpy instead of constructing
18633 __builtin_aarch64_simd_ci one vector at a time.
18634 (vst1_u64_x3): Likewise.
18635 (vst1_f64_x3): Likewise.
18636 (vst1_s8_x3): Likewise.
18637 (vst1_p8_x3): Likewise.
18638 (vst1_s16_x3): Likewise.
18639 (vst1_p16_x3): Likewise.
18640 (vst1_s32_x3): Likewise.
18641 (vst1_u8_x3): Likewise.
18642 (vst1_u16_x3): Likewise.
18643 (vst1_u32_x3): Likewise.
18644 (vst1_f16_x3): Likewise.
18645 (vst1_f32_x3): Likewise.
18646 (vst1_p64_x3): Likewise.
18647 (vst1q_s8_x3): Likewise.
18648 (vst1q_p8_x3): Likewise.
18649 (vst1q_s16_x3): Likewise.
18650 (vst1q_p16_x3): Likewise.
18651 (vst1q_s32_x3): Likewise.
18652 (vst1q_s64_x3): Likewise.
18653 (vst1q_u8_x3): Likewise.
18654 (vst1q_u16_x3): Likewise.
18655 (vst1q_u32_x3): Likewise.
18656 (vst1q_u64_x3): Likewise.
18657 (vst1q_f16_x3): Likewise.
18658 (vst1q_f32_x3): Likewise.
18659 (vst1q_f64_x3): Likewise.
18660 (vst1q_p64_x3): Likewise.
18662 2021-07-23 H.J. Lu <hjl.tools@gmail.com>
18665 * config/i386/i386.c (ix86_gen_scratch_sse_rtx): Don't return
18666 hard register when LRA is in progress.
18668 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
18670 * config/aarch64/arm_neon.h (vst1_s8_x4): Use
18671 __builtin_memcpy instead of using a union.
18672 (vst1q_s8_x4): Likewise.
18673 (vst1_s16_x4): Likewise.
18674 (vst1q_s16_x4): Likewise.
18675 (vst1_s32_x4): Likewise.
18676 (vst1q_s32_x4): Likewise.
18677 (vst1_u8_x4): Likewise.
18678 (vst1q_u8_x4): Likewise.
18679 (vst1_u16_x4): Likewise.
18680 (vst1q_u16_x4): Likewise.
18681 (vst1_u32_x4): Likewise.
18682 (vst1q_u32_x4): Likewise.
18683 (vst1_f16_x4): Likewise.
18684 (vst1q_f16_x4): Likewise.
18685 (vst1_f32_x4): Likewise.
18686 (vst1q_f32_x4): Likewise.
18687 (vst1_p8_x4): Likewise.
18688 (vst1q_p8_x4): Likewise.
18689 (vst1_p16_x4): Likewise.
18690 (vst1q_p16_x4): Likewise.
18691 (vst1_s64_x4): Likewise.
18692 (vst1_u64_x4): Likewise.
18693 (vst1_p64_x4): Likewise.
18694 (vst1q_s64_x4): Likewise.
18695 (vst1q_u64_x4): Likewise.
18696 (vst1q_p64_x4): Likewise.
18697 (vst1_f64_x4): Likewise.
18698 (vst1q_f64_x4): Likewise.
18700 2021-07-23 Jonathan Wrightt <jonathan.wright@arm.com>
18702 * config/aarch64/arm_neon.h (vst2_s64): Use __builtin_memcpy
18703 instead of constructing __builtin_aarch64_simd_oi one vector
18705 (vst2_u64): Likewise.
18706 (vst2_f64): Likewise.
18707 (vst2_s8): Likewise.
18708 (vst2_p8): Likewise.
18709 (vst2_s16): Likewise.
18710 (vst2_p16): Likewise.
18711 (vst2_s32): Likewise.
18712 (vst2_u8): Likewise.
18713 (vst2_u16): Likewise.
18714 (vst2_u32): Likewise.
18715 (vst2_f16): Likewise.
18716 (vst2_f32): Likewise.
18717 (vst2_p64): Likewise.
18718 (vst2q_s8): Likewise.
18719 (vst2q_p8): Likewise.
18720 (vst2q_s16): Likewise.
18721 (vst2q_p16): Likewise.
18722 (vst2q_s32): Likewise.
18723 (vst2q_s64): Likewise.
18724 (vst2q_u8): Likewise.
18725 (vst2q_u16): Likewise.
18726 (vst2q_u32): Likewise.
18727 (vst2q_u64): Likewise.
18728 (vst2q_f16): Likewise.
18729 (vst2q_f32): Likewise.
18730 (vst2q_f64): Likewise.
18731 (vst2q_p64): Likewise.
18733 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
18735 * config/aarch64/arm_neon.h (vst3_s64): Use __builtin_memcpy
18736 instead of constructing __builtin_aarch64_simd_ci one vector
18738 (vst3_u64): Likewise.
18739 (vst3_f64): Likewise.
18740 (vst3_s8): Likewise.
18741 (vst3_p8): Likewise.
18742 (vst3_s16): Likewise.
18743 (vst3_p16): Likewise.
18744 (vst3_s32): Likewise.
18745 (vst3_u8): Likewise.
18746 (vst3_u16): Likewise.
18747 (vst3_u32): Likewise.
18748 (vst3_f16): Likewise.
18749 (vst3_f32): Likewise.
18750 (vst3_p64): Likewise.
18751 (vst3q_s8): Likewise.
18752 (vst3q_p8): Likewise.
18753 (vst3q_s16): Likewise.
18754 (vst3q_p16): Likewise.
18755 (vst3q_s32): Likewise.
18756 (vst3q_s64): Likewise.
18757 (vst3q_u8): Likewise.
18758 (vst3q_u16): Likewise.
18759 (vst3q_u32): Likewise.
18760 (vst3q_u64): Likewise.
18761 (vst3q_f16): Likewise.
18762 (vst3q_f32): Likewise.
18763 (vst3q_f64): Likewise.
18764 (vst3q_p64): Likewise.
18766 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
18768 * config/aarch64/arm_neon.h (vst4_s64): Use __builtin_memcpy
18769 instead of constructing __builtin_aarch64_simd_xi one vector
18771 (vst4_u64): Likewise.
18772 (vst4_f64): Likewise.
18773 (vst4_s8): Likewise.
18774 (vst4_p8): Likewise.
18775 (vst4_s16): Likewise.
18776 (vst4_p16): Likewise.
18777 (vst4_s32): Likewise.
18778 (vst4_u8): Likewise.
18779 (vst4_u16): Likewise.
18780 (vst4_u32): Likewise.
18781 (vst4_f16): Likewise.
18782 (vst4_f32): Likewise.
18783 (vst4_p64): Likewise.
18784 (vst4q_s8): Likewise.
18785 (vst4q_p8): Likewise.
18786 (vst4q_s16): Likewise.
18787 (vst4q_p16): Likewise.
18788 (vst4q_s32): Likewise.
18789 (vst4q_s64): Likewise.
18790 (vst4q_u8): Likewise.
18791 (vst4q_u16): Likewise.
18792 (vst4q_u32): Likewise.
18793 (vst4q_u64): Likewise.
18794 (vst4q_f16): Likewise.
18795 (vst4q_f32): Likewise.
18796 (vst4q_f64): Likewise.
18797 (vst4q_p64): Likewise.
18799 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
18801 * config/aarch64/arm_neon.h (vtbx4_s8): Use __builtin_memcpy
18802 instead of constructing __builtin_aarch64_simd_oi one vector
18804 (vtbx4_u8): Likewise.
18805 (vtbx4_p8): Likewise.
18807 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
18809 * config/aarch64/arm_neon.h (vtbl3_s8): Use __builtin_memcpy
18810 instead of constructing __builtin_aarch64_simd_oi one vector
18812 (vtbl3_u8): Likewise.
18813 (vtbl3_p8): Likewise.
18814 (vtbl4_s8): Likewise.
18815 (vtbl4_u8): Likewise.
18816 (vtbl4_p8): Likewise.
18818 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
18820 * config/aarch64/arm_neon.h (vqtbx2_s8): Use __builtin_memcpy
18821 instead of constructing __builtin_aarch64_simd_oi one vector
18823 (vqtbx2_u8): Likewise.
18824 (vqtbx2_p8): Likewise.
18825 (vqtbx2q_s8): Likewise.
18826 (vqtbx2q_u8): Likewise.
18827 (vqtbx2q_p8): Likewise.
18828 (vqtbx3_s8): Use __builtin_memcpy instead of constructing
18829 __builtin_aarch64_simd_ci one vector at a time.
18830 (vqtbx3_u8): Likewise.
18831 (vqtbx3_p8): Likewise.
18832 (vqtbx3q_s8): Likewise.
18833 (vqtbx3q_u8): Likewise.
18834 (vqtbx3q_p8): Likewise.
18835 (vqtbx4_s8): Use __builtin_memcpy instead of constructing
18836 __builtin_aarch64_simd_xi one vector at a time.
18837 (vqtbx4_u8): Likewise.
18838 (vqtbx4_p8): Likewise.
18839 (vqtbx4q_s8): Likewise.
18840 (vqtbx4q_u8): Likewise.
18841 (vqtbx4q_p8): Likewise.
18843 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
18845 * config/aarch64/arm_neon.h (vqtbl2_s8): Use __builtin_memcpy
18846 instead of constructing __builtin_aarch64_simd_oi one vector
18848 (vqtbl2_u8): Likewise.
18849 (vqtbl2_p8): Likewise.
18850 (vqtbl2q_s8): Likewise.
18851 (vqtbl2q_u8): Likewise.
18852 (vqtbl2q_p8): Likewise.
18853 (vqtbl3_s8): Use __builtin_memcpy instead of constructing
18854 __builtin_aarch64_simd_ci one vector at a time.
18855 (vqtbl3_u8): Likewise.
18856 (vqtbl3_p8): Likewise.
18857 (vqtbl3q_s8): Likewise.
18858 (vqtbl3q_u8): Likewise.
18859 (vqtbl3q_p8): Likewise.
18860 (vqtbl4_s8): Use __builtin_memcpy instead of constructing
18861 __builtin_aarch64_simd_xi one vector at a time.
18862 (vqtbl4_u8): Likewise.
18863 (vqtbl4_p8): Likewise.
18864 (vqtbl4q_s8): Likewise.
18865 (vqtbl4q_u8): Likewise.
18866 (vqtbl4q_p8): Likewise.
18868 2021-07-23 Haochen Gui <guihaoc@gcc.gnu.org>
18871 * config/rs6000/rs6000.md (cstore<mode>4): Fix wrong fall through.
18873 2021-07-22 Andrew Pinski <apinski@marvell.com>
18875 PR tree-optimization/10153
18876 * tree-tailcall.c (create_tailcall_accumulator):
18877 Don't call fold_convert as the type should be correct already.
18878 (tree_optimize_tail_calls_1): Use build_{one,zero}_cst instead
18879 of integer_{one,zero}_node for the call of create_tailcall_accumulator.
18881 2021-07-22 Aldy Hernandez <aldyh@redhat.com>
18883 * gimple-range-cache.cc (non_null_ref::adjust_range): Replace
18884 varying_p check for null/non-null check.
18886 2021-07-22 Andrew MacLeod <amacleod@redhat.com>
18888 PR tree-optimization/101511
18889 * value-relation.cc (relation_oracle::query_relation): Check if ssa1
18890 is in ssa2's equiv set, and don't trap if so.
18892 2021-07-22 Andrew MacLeod <amacleod@redhat.com>
18894 PR tree-optimization/101497
18895 * gimple-range-fold.cc (fold_using_range::range_of_cond_expr): Check
18898 2021-07-22 Andrew MacLeod <amacleod@redhat.com>
18900 PR tree-optimization/101496
18901 * vr-values.c (simplify_using_ranges::fold_cond): Call range_of_stmt
18902 first, then vrp_visit_cond_Stmt.
18904 2021-07-22 liuhongt <hongtao.liu@intel.com>
18906 * config/i386/i386-expand.c
18907 (ix86_broadcast_from_integer_constant): Rename to ..
18908 (ix86_broadcast_from_constant): .. this, and extend it to
18910 (ix86_expand_vector_move): Extend to float mode.
18911 * config/i386/i386-features.c
18912 (replace_constant_pool_with_broadcast): Remove.
18913 (remove_partial_avx_dependency_gate): Ditto.
18914 (constant_pool_broadcast): Ditto.
18915 (class pass_constant_pool_broadcast): Ditto.
18916 (make_pass_constant_pool_broadcast): Ditto.
18917 (remove_partial_avx_dependency): Adjust gate.
18918 * config/i386/i386-passes.def: Remove pass_constant_pool_broadcast.
18919 * config/i386/i386-protos.h
18920 (make_pass_constant_pool_broadcast): Remove.
18922 2021-07-22 liuhongt <hongtao.liu@intel.com>
18924 * config/i386/constraints.md (Wb): New constraint.
18926 * config/i386/i386.md (*ashlhi3_1): Extend to avx512 mask
18928 (*ashlqi3_1): Ditto.
18929 (*<insn><mode>3_1): Split to ..
18930 (*ashr<mode>3_1): this, ...
18931 (*lshr<mode>3_1): and this, also extend this pattern to avx512
18933 (*<insn><mode>3_1): Split to ..
18934 (*ashr<mode>3_1): this, ...
18935 (*lshrqi3_1): and this, also extend this pattern to avx512
18937 (*lshrhi3_1): And this, also extend this pattern to avx512
18939 * config/i386/sse.md (k<code><mode>): New define_split after
18940 it to convert generic shift pattern to mask shift ones.
18942 2021-07-21 Thomas Schwinge <thomas@codesourcery.com>
18943 Joseph Myers <joseph@codesourcery.com>
18944 Cesar Philippidis <cesar@codesourcery.com>
18946 * tree-core.h (omp_clause_code): Add 'OMP_CLAUSE_NOHOST'.
18947 * tree.c (omp_clause_num_ops, omp_clause_code_name, walk_tree_1):
18949 * tree-pretty-print.c (dump_omp_clause): Likewise.
18950 * omp-general.c (oacc_verify_routine_clauses): Likewise.
18951 * gimplify.c (gimplify_scan_omp_clauses)
18952 (gimplify_adjust_omp_clauses): Likewise.
18953 * tree-nested.c (convert_nonlocal_omp_clauses)
18954 (convert_local_omp_clauses): Likewise.
18955 * omp-low.c (scan_sharing_clauses): Likewise.
18956 * omp-offload.c (execute_oacc_device_lower): Update.
18958 2021-07-21 Martin Sebor <msebor@redhat.com>
18960 * tree-ssa-alias.c (walk_aliased_vdefs_1): Fix typos in a comment.
18962 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
18964 * config/rs6000/rs6000-gen-builtins.c (write_init_bif_table):
18967 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
18969 * config/rs6000/rs6000-gen-builtins.c (write_fntype): New
18971 (write_fntype_init): New stub function.
18972 (write_init_bif_table): Likewise.
18973 (write_init_ovld_table): New function.
18974 (write_init_file): Implement.
18976 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
18978 * config/rs6000/rs6000-gen-builtins.c
18979 (write_autogenerated_header): New function.
18980 (write_decls): Likewise.
18981 (write_extern_fntype): New callback function.
18982 (write_header_file): Implement.
18984 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
18986 * config/rs6000/rs6000-gen-builtins.c (write_defines_file):
18989 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
18991 * config/rs6000/rs6000-gen-builtins.c (complete_vector_type): New
18993 (complete_base_type): Likewise.
18994 (construct_fntype_id): Likewise.
18995 (parse_bif_entry): Call contruct_fntype_id.
18996 (parse_ovld_entry): Likewise.
18998 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
19000 * config/rs6000/rs6000-gen-builtins.c (ovld_stanza): New struct.
19001 (MAXOVLDSTANZAS): New macro.
19002 (ovld_stanzas): New variable.
19003 (curr_ovld_stanza): Likewise.
19004 (MAXOVLDS): New macro.
19005 (ovlddata): New struct.
19006 (ovlds): New variable.
19007 (curr_ovld): Likewise.
19008 (max_ovld_args): Likewise.
19009 (parse_ovld_entry): New function.
19010 (parse_ovld_stanza): Likewise.
19011 (parse_ovld): Implement.
19013 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
19015 * config/rs6000/rs6000-gen-builtins.c (parse_bif_attrs):
19018 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
19020 * config/rs6000/rs6000-gen-builtins.c (parse_args): New function.
19021 (parse_prototype): Implement.
19023 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
19025 * config/rs6000/rs6000-gen-builtins.c (bif_stanza): New enum.
19026 (curr_bif_stanza): New variable.
19027 (stanza_entry): New struct.
19028 (stanza_map): New initialized variable.
19029 (enable_string): Likewise.
19030 (fnkinds): New enum.
19031 (typelist): New struct.
19032 (attrinfo): Likewise.
19033 (MAXRESTROPNDS): New macro.
19034 (prototype): New struct.
19035 (MAXBIFS): New macro.
19036 (bifdata): New struct.
19037 (bifs): New variable.
19038 (curr_bif): Likewise.
19039 (bif_order): Likewise.
19040 (bif_index): Likewise.
19041 (fatal): New function.
19042 (stanza_name_to_stanza): Likewise.
19043 (parse_bif_attrs): New stub function.
19044 (parse_prototype): Likewise.
19045 (parse_bif_entry): New function.
19046 (parse_bif_stanza): Likewise.
19047 (parse_bif): Implement.
19048 (set_bif_order): New function.
19049 (create_bif_order): Implement.
19051 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
19053 * config/rs6000/rs6000-gen-builtins.c (rbtree.h): New #include.
19054 (num_bifs): New variable.
19055 (num_ovld_stanzas): Likewise.
19056 (num_ovlds): Likewise.
19057 (parse_codes): New enum.
19058 (bif_rbt): New variable.
19059 (ovld_rbt): Likewise.
19060 (fntype_rbt): Likewise.
19061 (bifo_rbt): Likewise.
19062 (parse_bif): New stub function.
19063 (create_bif_order): Likewise.
19064 (parse_ovld): Likewise.
19065 (write_header_file): Likewise.
19066 (write_init_file): Likewise.
19067 (write_defines_file): Likewise.
19068 (delete_output_files): New function.
19071 2021-07-21 H.J. Lu <hjl.tools@gmail.com>
19074 * config/i386/i386-builtin.def: Remove OPTION_MASK_ISA_SSE4_2
19075 from CRC32 _builtin functions.
19077 2021-07-21 Sebastian Huber <sebastian.huber@embedded-brains.de>
19079 * coverage.c (build_gcov_info_var_registration): Mark the object placed
19080 in the linker set as referenced so that it does not get optimized away.
19082 2021-07-21 Kito Cheng <kito.cheng@sifive.com>
19085 2021-07-20 Kito Cheng <kito.cheng@sifive.com>
19087 * config.gcc (riscv*-*-*): Detect which python is available.
19089 2021-07-21 Jakub Jelinek <jakub@redhat.com>
19091 PR middle-end/101535
19092 * gimplify.c (omp_check_private): Properly skip ORT_TARGET_DATA
19093 contexts in which decl isn't privatized and for ORT_TARGET return
19094 false if decl is mapped.
19096 2021-07-21 Richard Sandiford <richard.sandiford@arm.com>
19098 * gimple-loop-jam.c: Include tree-ssa-sccvn.h.
19099 (tree_loop_unroll_and_jam): Run value-numbering on a loop that
19100 has been successfully unrolled.
19102 2021-07-21 Richard Sandiford <richard.sandiford@arm.com>
19104 * tree-ssa-loop-manip.c (determine_exit_conditions): Return a null
19105 exit condition if no tail loop is needed, and if the original exit
19106 condition should therefore be kept as-is.
19107 (tree_transform_and_unroll_loop): Handle that case here too.
19109 2021-07-21 Kewen Lin <linkw@linux.ibm.com>
19111 * tree-data-ref.c (free_dependence_relations): Adjust to pass vec
19113 (free_data_refs): Likewise.
19114 * tree-data-ref.h (free_dependence_relations): Likewise.
19115 (free_data_refs): Likewise.
19116 * tree-predcom.c (struct chain): Use auto_vec instead of vec for
19118 (struct component): Likewise.
19119 (pcom_worker::pcom_worker): Adjust for auto_vec and renaming changes.
19120 (pcom_worker::~pcom_worker): Likewise.
19121 (pcom_worker::release_chain): Adjust as auto_vec changes.
19122 (pcom_worker::loop): Rename to ...
19123 (pcom_worker::m_loop): ... this.
19124 (pcom_worker::datarefs): Rename to ...
19125 (pcom_worker::m_datarefs): ... this. Use auto_vec instead of vec.
19126 (pcom_worker::dependences): Rename to ...
19127 (pcom_worker::m_dependences): ... this. Use auto_vec instead of vec.
19128 (pcom_worker::chains): Rename to ...
19129 (pcom_worker::m_chains): ... this. Use auto_vec instead of vec.
19130 (pcom_worker::looparound_phis): Rename to ...
19131 (pcom_worker::m_looparound_phis): ... this. Use auto_vec instead of
19133 (pcom_worker::cache): Rename to ...
19134 (pcom_worker::m_cache): ... this. Use auto_vec instead of vec.
19135 (pcom_worker::release_chain): Adjust for auto_vec changes.
19136 (pcom_worker::release_chains): Adjust for auto_vec and renaming
19138 (release_component): Remove.
19139 (release_components): Adjust for release_component removal.
19140 (component_of): Adjust to use vec.
19141 (merge_comps): Likewise.
19142 (pcom_worker::aff_combination_dr_offset): Adjust for renaming changes.
19143 (pcom_worker::determine_offset): Likewise.
19144 (class comp_ptrs): Remove.
19145 (pcom_worker::split_data_refs_to_components): Adjust for renaming
19146 changes, for comp_ptrs removal with auto_vec.
19147 (pcom_worker::suitable_component_p): Adjust for renaming changes.
19148 (pcom_worker::filter_suitable_components): Adjust for release_component
19150 (pcom_worker::valid_initializer_p): Adjust for renaming changes.
19151 (pcom_worker::find_looparound_phi): Likewise.
19152 (pcom_worker::add_looparound_copies): Likewise.
19153 (pcom_worker::determine_roots_comp): Likewise.
19154 (pcom_worker::single_nonlooparound_use): Likewise.
19155 (pcom_worker::execute_pred_commoning_chain): Likewise.
19156 (pcom_worker::execute_pred_commoning): Likewise.
19157 (pcom_worker::try_combine_chains): Likewise.
19158 (pcom_worker::prepare_initializers_chain): Likewise.
19159 (pcom_worker::prepare_initializers): Likewise.
19160 (pcom_worker::prepare_finalizers_chain): Likewise.
19161 (pcom_worker::prepare_finalizers): Likewise.
19162 (pcom_worker::tree_predictive_commoning_loop): Likewise.
19164 2021-07-20 Martin Sebor <msebor@redhat.com>
19166 PR middle-end/101397
19167 * builtins.c (gimple_call_return_array): Add argument. Correct
19168 offsets for memchr, mempcpy, stpcpy, and stpncpy.
19169 (compute_objsize_r): Adjust offset computation for argument returning
19172 2021-07-20 Martin Sebor <msebor@redhat.com>
19174 PR middle-end/101300
19175 * tree-ssa-uninit.c (check_defs): Handle UBSAN built-ins.
19177 2021-07-20 Jeff Law <jlaw@localhost.localdomain>
19179 * function.c (assign_parm_setup_block): Use adjust_address instead
19180 of change_address to preserve MEM_EXPR and friends.
19182 2021-07-20 Martin Sebor <msebor@redhat.com>
19184 * cfgloop.h (single_likely_exit): Adjust by-value argument to
19185 by-const-reference.
19186 * cfgloopanal.c (single_likely_exit): Same.
19187 * cgraph.h (struct cgraph_node): Same.
19188 * cgraphclones.c (cgraph_node::create_virtual_clone): Same.
19189 * genautomata.c (merge_states): Same.
19190 * genextract.c (VEC_char_to_string): Same.
19191 * genmatch.c (dt_node::gen_kids_1): Same.
19192 (walk_captures): Adjust by-value argument to by-reference.
19193 * gimple-ssa-store-merging.c (check_no_overlap): Adjust by-value argument
19194 to by-const-reference.
19195 * gimple.c (gimple_build_call_vec): Same.
19196 (gimple_build_call_internal_vec): Same.
19197 (gimple_build_switch): Same.
19198 (sort_case_labels): Same.
19199 (preprocess_case_label_vec_for_gimple): Adjust by-value argument to
19201 * gimple.h (gimple_build_call_vec): Adjust by-value argument to
19202 by-const-reference.
19203 (gimple_build_call_internal_vec): Same.
19204 (gimple_build_switch): Same.
19205 (sort_case_labels): Same.
19206 (preprocess_case_label_vec_for_gimple): Adjust by-value argument to
19208 * haifa-sched.c (calc_priorities): Adjust by-value argument to
19209 by-const-reference.
19210 (sched_init_luids): Same.
19211 (haifa_init_h_i_d): Same.
19212 * ipa-cp.c (ipa_get_indirect_edge_target_1): Same.
19213 (adjust_callers_for_value_intersection): Adjust by-value argument to
19215 (find_more_scalar_values_for_callers_subset): Adjust by-value argument to
19216 by-const-reference.
19217 (find_more_contexts_for_caller_subset): Same.
19218 (find_aggregate_values_for_callers_subset): Same.
19219 (copy_useful_known_contexts): Same.
19220 * ipa-fnsummary.c (remap_edge_summaries): Same.
19221 (remap_freqcounting_predicate): Same.
19222 * ipa-inline.c (add_new_edges_to_heap): Adjust by-value argument to
19224 * ipa-predicate.c (predicate::remap_after_inlining): Adjust by-value argument
19225 to by-const-reference.
19226 * ipa-predicate.h (predicate::remap_after_inlining): Same.
19227 * ipa-prop.c (ipa_find_agg_cst_for_param): Same.
19228 * ipa-prop.h (ipa_find_agg_cst_for_param): Same.
19229 * ira-build.c (ira_loop_tree_body_rev_postorder): Same.
19230 * read-rtl.c (add_overload_instance): Same.
19231 * rtl.h (native_decode_rtx): Same.
19232 (native_decode_vector_rtx): Same.
19233 * sched-int.h (sched_init_luids): Same.
19234 (haifa_init_h_i_d): Same.
19235 * simplify-rtx.c (native_decode_vector_rtx): Same.
19236 (native_decode_rtx): Same.
19237 * tree-call-cdce.c (gen_shrink_wrap_conditions): Same.
19238 (shrink_wrap_one_built_in_call_with_conds): Same.
19239 (shrink_wrap_conditional_dead_built_in_calls): Same.
19240 * tree-data-ref.c (create_runtime_alias_checks): Same.
19241 (compute_all_dependences): Same.
19242 * tree-data-ref.h (compute_all_dependences): Same.
19243 (create_runtime_alias_checks): Same.
19244 (index_in_loop_nest): Same.
19245 * tree-if-conv.c (mask_exists): Same.
19246 * tree-loop-distribution.c (class loop_distribution): Same.
19247 (loop_distribution::create_rdg_vertices): Same.
19248 (dump_rdg_partitions): Same.
19249 (debug_rdg_partitions): Same.
19250 (partition_contains_all_rw): Same.
19251 (loop_distribution::distribute_loop): Same.
19252 * tree-parloops.c (oacc_entry_exit_ok_1): Same.
19253 (oacc_entry_exit_single_gang): Same.
19254 * tree-ssa-loop-im.c (hoist_memory_references): Same.
19255 (loop_suitable_for_sm): Same.
19256 * tree-ssa-loop-niter.c (bound_index): Same.
19257 * tree-ssa-reassoc.c (update_ops): Same.
19258 (swap_ops_for_binary_stmt): Same.
19259 (rewrite_expr_tree): Same.
19260 (rewrite_expr_tree_parallel): Same.
19261 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Same.
19262 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Same.
19263 * tree-ssa-structalias.c (process_all_all_constraints): Same.
19264 (make_constraints_to): Same.
19265 (handle_lhs_call): Same.
19266 (find_func_aliases_for_builtin_call): Same.
19267 (sort_fieldstack): Same.
19268 (check_for_overlaps): Same.
19269 * tree-vect-loop-manip.c (vect_create_cond_for_align_checks): Same.
19270 (vect_create_cond_for_unequal_addrs): Same.
19271 (vect_create_cond_for_lower_bounds): Same.
19272 (vect_create_cond_for_alias_checks): Same.
19273 * tree-vect-slp-patterns.c (vect_validate_multiplication): Same.
19274 * tree-vect-slp.c (vect_analyze_slp_instance): Same.
19275 (vect_make_slp_decision): Same.
19276 (vect_slp_bbs): Same.
19277 (duplicate_and_interleave): Same.
19278 (vect_transform_slp_perm_load): Same.
19279 (vect_schedule_slp): Same.
19280 * tree-vectorizer.h (vect_transform_slp_perm_load): Same.
19281 (vect_schedule_slp): Same.
19282 (duplicate_and_interleave): Same.
19283 * tree.c (build_vector_from_ctor): Same.
19284 (build_vector): Same.
19285 (check_vector_cst): Same.
19286 (check_vector_cst_duplicate): Same.
19287 (check_vector_cst_fill): Same.
19288 (check_vector_cst_stepped): Same.
19289 * tree.h (build_vector_from_ctor): Same.
19291 2021-07-20 Jakub Jelinek <jakub@redhat.com>
19294 * config/rs6000/rs6000-protos.h (easy_altivec_constant): Change return
19295 type from bool to int.
19296 * config/rs6000/rs6000.c (vspltis_constant): Fix up handling the
19297 EASY_VECTOR_MSB case if either step or copies is not 1.
19298 (vspltis_shifted): Fix comment typo.
19299 (easy_altivec_constant): Change return type from bool to int, instead
19300 of returning true return byte size of the element mode that should be
19301 used to synthetize the constant.
19302 * config/rs6000/predicates.md (easy_vector_constant_msb): Require
19303 that vspltis_shifted is 0, handle the case where easy_altivec_constant
19304 assumes using different vector mode from CONST_VECTOR's mode.
19305 * config/rs6000/altivec.md (easy_vector_constant_msb splitter): Use
19306 easy_altivec_constant to determine mode in which -1 >> -1 should be
19307 performed, use rs6000_expand_vector_init instead of gen_vec_initv4sisi.
19309 2021-07-20 Richard Biener <rguenther@suse.de>
19312 * dwarf2out.h (dwarf_file_data): Add key member.
19313 * dwarf2out.c (dwarf_file_hasher::equal): Compare key.
19314 (dwarf_file_hasher::hash): Hash key.
19315 (lookup_filename): Remap the filename and store it in the
19316 filename member of dwarf_file_data when creating a new
19318 (file_name_acquire): Do not remap the filename again.
19319 (maybe_emit_file): Likewise.
19321 2021-07-20 Jonathan Wright <jonathan.wright@arm.com>
19323 * config/aarch64/aarch64-simd-builtins.def: Use two variant
19324 generators for all TBL/TBX intrinsics and rename to
19325 consistent forms: qtbl[1234] or qtbx[1234].
19326 * config/aarch64/aarch64-simd.md (aarch64_tbl1<mode>):
19328 (aarch64_qtbl1<mode>): This.
19329 (aarch64_tbx1<mode>): Rename to...
19330 (aarch64_qtbx1<mode>): This.
19331 (aarch64_tbl2v16qi): Delete.
19332 (aarch64_tbl3<mode>): Rename to...
19333 (aarch64_qtbl2<mode>): This.
19334 (aarch64_tbx4<mode>): Rename to...
19335 (aarch64_qtbx2<mode>): This.
19336 * config/aarch64/aarch64.c (aarch64_expand_vec_perm_1): Use
19337 renamed qtbl1 and qtbl2 RTL patterns.
19338 * config/aarch64/arm_neon.h (vqtbl1_p8): Use renamed qtbl1
19340 (vqtbl1_s8): Likewise.
19341 (vqtbl1_u8): Likewise.
19342 (vqtbl1q_p8): Likewise.
19343 (vqtbl1q_s8): Likewise.
19344 (vqtbl1q_u8): Likewise.
19345 (vqtbx1_s8): Use renamed qtbx1 RTL pattern.
19346 (vqtbx1_u8): Likewise.
19347 (vqtbx1_p8): Likewise.
19348 (vqtbx1q_s8): Likewise.
19349 (vqtbx1q_u8): Likewise.
19350 (vqtbx1q_p8): Likewise.
19351 (vtbl1_s8): Use renamed qtbl1 RTL pattern.
19352 (vtbl1_u8): Likewise.
19353 (vtbl1_p8): Likewise.
19354 (vtbl2_s8): Likewise
19355 (vtbl2_u8): Likewise.
19356 (vtbl2_p8): Likewise.
19357 (vtbl3_s8): Use renamed qtbl2 RTL pattern.
19358 (vtbl3_u8): Likewise.
19359 (vtbl3_p8): Likewise.
19360 (vtbl4_s8): Likewise.
19361 (vtbl4_u8): Likewise.
19362 (vtbl4_p8): Likewise.
19363 (vtbx2_s8): Use renamed qtbx2 RTL pattern.
19364 (vtbx2_u8): Likewise.
19365 (vtbx2_p8): Likewise.
19366 (vqtbl2_s8): Use renamed qtbl2 RTL pattern.
19367 (vqtbl2_u8): Likewise.
19368 (vqtbl2_p8): Likewise.
19369 (vqtbl2q_s8): Likewise.
19370 (vqtbl2q_u8): Likewise.
19371 (vqtbl2q_p8): Likewise.
19372 (vqtbx2_s8): Use renamed qtbx2 RTL pattern.
19373 (vqtbx2_u8): Likewise.
19374 (vqtbx2_p8): Likewise.
19375 (vqtbx2q_s8): Likewise.
19376 (vqtbx2q_u8): Likewise.
19377 (vqtbx2q_p8): Likewise.
19378 (vtbx4_s8): Likewise.
19379 (vtbx4_u8): Likewise.
19380 (vtbx4_p8): Likewise.
19382 2021-07-20 Uroš Bizjak <ubizjak@gmail.com>
19385 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
19387 (define_peephole2 atomic_loaddi_fpu): Ditto.
19389 2021-07-20 Kito Cheng <kito.cheng@sifive.com>
19391 * config.gcc (riscv*-*-*): Detect which python is available.
19393 2021-07-20 Kewen Lin <linkw@linux.ibm.com>
19395 * config/rs6000/vsx.md (mulhs_<mode>): Rename to...
19396 (smul<mode>3_highpart): ... this.
19397 (mulhu_<mode>): Rename to...
19398 (umul<mode>3_highpart): ... this.
19399 * config/rs6000/rs6000-builtin.def (MULHS_V2DI, MULHS_V4SI,
19400 MULHU_V2DI, MULHU_V4SI): Adjust.
19402 2021-07-20 Kewen Lin <linkw@linux.ibm.com>
19404 PR tree-optimization/100696
19405 * internal-fn.c (first_commutative_argument): Add info for IFN_MULH.
19406 * internal-fn.def (IFN_MULH): New internal function.
19407 * tree-vect-patterns.c (vect_recog_mulhs_pattern): Add support to
19408 recog normal multiply highpart as IFN_MULH.
19409 * config/i386/i386.c (ix86_add_stmt_cost): Adjust for combined
19412 2021-07-19 Indu Bhagat <indu.bhagat@oracle.com>
19414 * config/elfos.h (CTF_DEBUGGING_INFO): New definition.
19415 (BTF_DEBUGGING_INFO): Likewise.
19416 * doc/tm.texi.in: Document the new macros.
19417 * doc/tm.texi: Regenerated.
19418 * toplev.c: Guard initialization of debug hooks.
19420 2021-07-19 Indu Bhagat <indu.bhagat@oracle.com>
19422 * flags.h (ctf_debuginfo_p): New function declaration.
19423 * opts.c (ctf_debuginfo_p): New function definition.
19425 2021-07-19 Andrew Stubbs <ams@codesourcery.com>
19428 * config/gcn/gcn-hsa.h (DRIVER_SELF_SPECS): New.
19429 (ASM_SPEC): Set -mattr for xnack and sram-ecc.
19430 * config/gcn/gcn-opts.h (enum sram_ecc_type): New.
19431 * config/gcn/gcn-valu.md: Add a warning comment.
19432 * config/gcn/gcn.c (gcn_option_override): Add "sorry" for -mxnack.
19433 (output_file_start): Add xnack and sram-ecc state to ".amdgcn_target".
19434 * config/gcn/gcn.md: Add a warning comment.
19435 * config/gcn/gcn.opt: Add -mxnack and -msram-ecc.
19436 * config/gcn/mkoffload.c (EF_AMDGPU_MACH_AMDGCN_GFX908): Remove
19438 (EF_AMDGPU_XNACK): New.
19439 (EF_AMDGPU_SRAM_ECC): New.
19441 (copy_early_debug_info): Use elf_flags.
19442 (main): Handle -mxnack and -msram-ecc options.
19443 * doc/invoke.texi: Document -mxnack and -msram-ecc.
19445 2021-07-19 Andrew Pinski <apinski@marvell.com>
19448 * config/aarch64/aarch64.md (csneg3_uxtw_insn): Rename to ...
19449 (*cs<neg_not_cs>3_uxtw_insn4): and extend to NEG_NOT.
19451 2021-07-19 Richard Biener <rguenther@suse.de>
19453 PR tree-optimization/101505
19454 * tree-vect-patterns.c (vect_determine_precisions): Walk
19455 PHIs also for loop vectorization.
19457 2021-07-19 Richard Biener <rguenther@suse.de>
19459 * gimple.h (gimple_expr_type): Remove.
19460 * doc/gimple.texi: Remove gimple_expr_type documentation.
19462 2021-07-19 Richard Biener <rguenther@suse.de>
19464 * tree-ssa-sccvn.c (vn_reference_eq): Handle NULL vr->type.
19465 (ao_ref_init_from_vn_reference): Likewise.
19466 (fully_constant_reference): Likewise.
19467 (vn_reference_lookup_call): Do not set vr->type to random
19469 * tree-ssa-pre.c (compute_avail): Do not try to PRE calls
19471 * tree-vect-generic.c (expand_vector_piecewise): Pass in
19472 whether we expanded parallel.
19473 (expand_vector_parallel): Adjust.
19474 (expand_vector_addition): Likewise.
19475 (expand_vector_comparison): Likewise.
19476 (expand_vector_operation): Likewise.
19477 (expand_vector_scalar_condition): Likewise.
19478 (expand_vector_conversion): Likewise.
19480 2021-07-19 Richard Biener <rguenther@suse.de>
19482 * tree-vrp.c (register_edge_assert_for_2): Use the
19484 (vrp_folder::fold_predicate_in): Likewise.
19485 * vr-values.c (gimple_assign_nonzero_p): Likewise.
19486 (vr_values::extract_range_from_comparison): Likewise.
19487 (vr_values::extract_range_from_ubsan_builtin): Use the
19488 type of the first operand.
19489 (vr_values::extract_range_basic): Push down type
19490 computation, use the appropriate LHS.
19491 (vr_values::extract_range_from_assignment): Use the
19494 2021-07-18 H.J. Lu <hjl.tools@gmail.com>
19497 * common/config/i386/i386-common.c (ix86_handle_option): For
19498 -mgeneral-regs-only, enable the GPR only instructions which are
19499 enabled implicitly by SSE ISAs unless they have been disabled
19502 2021-07-18 H.J. Lu <hjl.tools@gmail.com>
19505 * config/i386/i386.c (ix86_check_avx_upper_stores): Moved before
19506 ix86_avx_u128_mode_needed.
19507 (ix86_avx_u128_mode_needed): Return AVX_U128_DIRTY if callee
19508 returns AVX register.
19510 2021-07-17 Jan Hubicka <hubicka@ucw.cz>
19512 * tree-ssa-structalias.c (handle_rhs_call): Support EAF_NOT_RETURNED.
19513 (handle_const_call): Liekise
19514 (handle_pure_call): Liekise
19516 2021-07-17 Andrew MacLeod <amacleod@redhat.com>
19518 PR tree-optimization/96542
19519 * range-op.cc (range_operator::wi_fold_in_parts): New.
19520 (range_operator::fold_range): Call wi_fold_in_parts.
19521 (operator_lshift::wi_fold): Fix broken lshift by [0,0].
19522 * range-op.h (wi_fold_in_parts): Add prototype.
19524 2021-07-16 David Malcolm <dmalcolm@redhat.com>
19526 * doc/analyzer.texi: Add __analyzer_dump_state.
19528 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
19530 * config/rs6000/rbtree.c: New file.
19531 * config/rs6000/rbtree.h: New file.
19533 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
19535 * config/rs6000/rs6000-gen-builtins.c (restriction): New enum.
19536 (typeinfo): Add restr field.
19537 (match_bracketed_pair): New function.
19538 (match_const_restriction): Implement.
19540 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
19542 * config/rs6000/rs6000-gen-builtins.c (match_basetype): Implement.
19544 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
19546 * config/rs6000/rs6000-gen-builtins.c (void_status): New enum.
19547 (basetype): Likewise.
19548 (typeinfo): Likewise.
19549 (handle_pointer): New function.
19550 (match_basetype): New stub function.
19551 (match_const_restriction): Likewise.
19552 (match_type): New function.
19554 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
19556 * config/rs6000/rs6000-gen-builtins.c (consume_whitespace): New
19558 (advance_line): Likewise.
19559 (safe_inc_pos): Likewise.
19560 (match_identifier): Likewise.
19561 (match_integer): Likewise.
19562 (match_to_right_bracket): Likewise.
19564 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
19566 * config/rs6000/rs6000-gen-builtins.c (bif_file): New variable.
19567 (ovld_file): Likewise.
19568 (header_file): Likewise.
19569 (init_file): Likewise.
19570 (defines_file): Likewise.
19571 (pgm_path): Likewise.
19572 (bif_path): Likewise.
19573 (ovld_path): Likewise.
19574 (header_path): Likewise.
19575 (init_path): Likewise.
19576 (defines_path): Likewise.
19577 (LINELEN): New macro.
19578 (linebuf): New variable.
19582 (bif_diag): New function.
19583 (ovld_diag): Likewise.
19585 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
19587 * config/rs6000/rs6000-builtin-new.def: New.
19588 * config/rs6000/rs6000-overload.def: New.
19590 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
19592 * config/rs6000/rs6000-gen-builtins.c: New.
19594 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
19596 * Makefile.in (EXTRA_GTYPE_DEPS): New variable.
19597 (s-gtype): Depend on EXTRA_GTYPE_DEPS.
19598 * gengtype-state.c (state_writer::write_state_file_list): Add a
19599 parameter to the fileslist expression for the number of build
19601 (read_state_files_list): Detect build headers and strip the
19602 initial "./" or ".\" from their names.
19603 * gengtype.c (build_headers): New global variable.
19604 (num_build_headers): Likewise.
19605 (open_base_files): Emit #include for each build header.
19606 (main): Detect and count build headers.
19607 * gengtype.h (build_headers): New extern variable.
19608 (num_build_headers): Likewise.
19610 2021-07-16 Richard Biener <rguenther@suse.de>
19612 * gimple-ssa-store-merging.c (verify_symbolic_number_p): Use
19613 the type of the LHS.
19614 (find_bswap_or_nop_1): Likewise.
19615 (find_bswap_or_nop): Likewise.
19616 * tree-vectorizer.h (vect_get_smallest_scalar_type): Adjust
19618 * tree-vect-data-refs.c (vect_get_smallest_scalar_type):
19619 Remove unused parameters, pass in the scalar type. Fix
19620 internal store function handling.
19621 * tree-vect-stmts.c (vect_analyze_stmt): Remove assert.
19622 (vect_get_vector_types_for_stmt): Move down check for
19623 existing vector stmt after we've determined a scalar type.
19624 Pass down the used scalar type to vect_get_smallest_scalar_type.
19625 * tree-vect-generic.c (expand_vector_condition): Use
19626 the type of the LHS.
19627 (expand_vector_scalar_condition): Likewise.
19628 (expand_vector_operations_1): Likewise.
19629 * tree-vect-patterns.c (vect_widened_op_tree): Likewise.
19630 (vect_recog_dot_prod_pattern): Likewise.
19631 (vect_recog_sad_pattern): Likewise.
19632 (vect_recog_widen_op_pattern): Likewise.
19633 (vect_recog_widen_sum_pattern): Likewise.
19634 (vect_recog_mixed_size_cond_pattern): Likewise.
19636 2021-07-16 Jan Hubicka <hubicka@ucw.cz>
19638 * ipa-modref.c (struct escape_entry): Use eaf_fleags_t.
19639 (dump_eaf_flags): Dump EAF_NOT_RETURNED
19640 (eaf_flags_useful_p): Use eaf_fleags_t; handle const functions
19641 and EAF_NOT_RETURNED.
19642 (modref_summary::useful_p): Likewise.
19643 (modref_summary_lto::useful_p): Likewise.
19644 (struct) modref_summary_lto: Use eaf_fleags_t.
19645 (deref_flags): Handle EAF_NOT_RETURNED.
19646 (struct escape_point): Use min_flags.
19647 (modref_lattice::init): Add EAF_NOT_RETURNED.
19648 (merge_call_lhs_flags): Ignore EAF_NOT_RETURNED functions
19649 (analyze_ssa_name_flags): Clear EAF_NOT_RETURNED on return;
19651 (analyze_parms): Also analyze const functions; update conition on
19653 (modref_write): Update streaming.
19654 (read_section): Update streaming.
19655 (remap_arg_flags): Use eaf_flags_t.
19656 (modref_merge_call_site_flags): Hanlde EAF_NOT_RETURNED.
19657 * ipa-modref.h: (eaf_flags_t): New typedef.
19658 (struct modref_summary): Use eaf_flags_t.
19659 * tree-core.h (EAF_NOT_RETURNED): New constant.
19661 2021-07-16 Richard Biener <rguenther@suse.de>
19663 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Use
19664 the type of the LHS.
19665 (gimple_assign_nonnegative_warnv_p): Likewise.
19666 (gimple_call_nonnegative_warnv_p): Likewise. Return false
19667 if the call has no LHS.
19668 * gimple.c (gimple_could_trap_p_1): Use the type of the LHS.
19669 * tree-eh.c (stmt_could_throw_1_p): Likewise.
19670 * tree-inline.c (insert_init_stmt): Likewise.
19671 * tree-ssa-loop-niter.c (get_val_for): Likewise.
19672 * tree-outof-ssa.c (ssa_is_replaceable_p): Use the type of
19674 * tree-ssa-sccvn.c (init_vn_nary_op_from_stmt): Take a
19675 gassign *. Use the type of the lhs.
19676 (vn_nary_op_lookup_stmt): Adjust.
19677 (vn_nary_op_insert_stmt): Likewise.
19679 2021-07-16 Ilya Leoshkevich <iii@linux.ibm.com>
19681 * config/s390/predicates.md (bras_sym_operand): Accept all
19682 functions in 64-bit mode, use UNSPEC_PLT31.
19683 (larl_operand): Use UNSPEC_PLT31.
19684 * config/s390/s390.c (s390_loadrelative_operand_p): Likewise.
19685 (legitimize_pic_address): Likewise.
19686 (s390_emit_tls_call_insn): Mark __tls_get_offset as function,
19688 (s390_delegitimize_address): Use UNSPEC_PLT31.
19689 (s390_output_addr_const_extra): Likewise.
19690 (print_operand): Add @PLT to TLS calls, handle %K.
19691 (s390_function_profiler): Mark __fentry__/_mcount as function,
19692 use %K, use UNSPEC_PLT31.
19693 (s390_output_mi_thunk): Use only UNSPEC_GOT, use %K.
19694 (s390_emit_call): Use UNSPEC_PLT31.
19695 (s390_emit_tpf_eh_return): Mark __tpf_eh_return as function.
19696 * config/s390/s390.md (UNSPEC_PLT31): Rename from UNSPEC_PLT.
19697 (*movdi_64): Use %K.
19698 (reload_base_64): Likewise.
19699 (*sibcall_brc): Likewise.
19700 (*sibcall_brcl): Likewise.
19701 (*sibcall_value_brc): Likewise.
19702 (*sibcall_value_brcl): Likewise.
19704 (*brasl): Likewise.
19705 (*bras_r): Likewise.
19706 (*brasl_r): Likewise.
19707 (*bras_tls): Likewise.
19708 (*brasl_tls): Likewise.
19709 (main_base_64): Likewise.
19710 (reload_base_64): Likewise.
19711 (@split_stack_call<mode>): Likewise.
19713 2021-07-16 Richard Biener <rguenther@suse.de>
19715 PR tree-optimization/101467
19716 * tree-vect-stmts.c (vect_gen_while): Properly guard
19717 make_temp_ssa_name usage.
19719 2021-07-16 Cooper Qu <cooper.qu@linux.alibaba.com>
19721 * config.gcc: Don't use forked print-sysroot-suffix.sh and
19722 t-sysroot-suffix for C-SKY.
19723 * config/csky/print-sysroot-suffix.sh: Delete.
19724 * config/csky/t-csky-linux: Delete.
19725 * config/csky/t-sysroot-suffix: Define MULTILIB_DIRNAMES
19726 instead of CSKY_MULTILIB_DIRNAMES.
19728 2021-07-16 Richard Biener <rguenther@suse.de>
19730 * tree-vect-loop.c (vect_transform_cycle_phi): Correct sign
19731 conversion issues with the partial reduction of the reused
19732 vector accumulator.
19734 2021-07-16 Richard Biener <rguenther@suse.de>
19736 * config/i386/i386-options.c (ix86_option_override_internal): Set
19737 param_vect_partial_vector_usage to zero if not set.
19739 2021-07-15 Uroš Bizjak <ubizjak@gmail.com>
19742 * config/i386/i386.h (VALID_SSE_REG_MODE): Add TDmode.
19743 (VALID_INT_MODE_P): Add SDmode and DDmode.
19744 Add TDmode for TARGET_64BIT.
19745 (VALID_DFP_MODE_P): Remove.
19746 * config/i386/i386.c (ix86_hard_regno_mode_ok):
19747 Do not use VALID_DFP_MODE_P.
19749 2021-07-15 Andrew MacLeod <amacleod@redhat.com>
19751 * gimple-range-fold.cc (adjust_pointer_diff_expr): Use
19753 (fold_using_range::fold_stmt): Ditto.
19754 (fold_using_range::range_of_range_op): Ditto.
19755 (fold_using_range::range_of_phi): Ditto.
19756 (fold_using_range::range_of_call): Ditto.
19757 (fold_using_range::range_of_builtin_ubsan_call): Ditto.
19758 (fold_using_range::range_of_builtin_call): Ditto.
19759 (fold_using_range::range_of_cond_expr): Ditto.
19760 * gimple-range-fold.h (gimple_range_type): New.
19762 2021-07-15 Martin Sebor <msebor@redhat.com>
19764 PR middle-end/97027
19765 * tree-ssa-strlen.c (handle_assign): New function.
19766 (maybe_warn_overflow): Add argument.
19767 (nonzero_bytes_for_type): New function.
19768 (count_nonzero_bytes): Handle more tree types. Call
19769 nonzero_bytes_for_tye.
19770 (count_nonzero_bytes): Handle types.
19771 (handle_store): Handle stores from function calls.
19772 (strlen_check_and_optimize_call): Move code to handle_assign. Call
19773 it for assignments from function calls.
19775 2021-07-15 David Malcolm <dmalcolm@redhat.com>
19780 * doc/invoke.texi: Add -Wanalyzer-use-of-uninitialized-value.
19782 2021-07-15 David Malcolm <dmalcolm@redhat.com>
19784 * doc/invoke.texi (-fdump-analyzer-exploded-paths): New.
19786 2021-07-15 Martin Sebor <msebor@redhat.com>
19790 * fold-const.c (operand_compare::operand_equal_p): Handle OEP_DECL_NAME.
19791 (operand_compare::verify_hash_value): Same.
19792 * tree-core.h (OEP_DECL_NAME): New.
19794 2021-07-15 Martin Jambor <mjambor@suse.cz>
19796 * profile-count.h (profile_count::value): Change the return type to
19798 * gimple-pretty-print.c (dump_gimple_bb_header): Adjust print
19800 * tree-cfg.c (dump_function_to_file): Likewise.
19802 2021-07-15 Bill Schmidt <wschmidt@linux.ibm.com>
19805 * config/rs6000/rs6000-p8swap.c (has_part_mult): New.
19806 (rs6000_analyze_swaps): Insns containing a subreg of a mult are
19809 2021-07-15 Richard Biener <rguenther@suse.de>
19811 * tree-vectorizer.h (vect_gen_while): Match up with
19812 vect_gen_while_not.
19813 * tree-vect-stmts.c (vect_gen_while): Adjust API to that
19814 of vect_gen_while_not.
19815 (vect_gen_while_not): Adjust.
19816 * tree-vect-loop-manip.c (vect_set_loop_controls_directly): Likewise.
19818 2021-07-15 Aldy Hernandez <aldyh@redhat.com>
19820 * gimple-range-cache.cc (non_null_ref::adjust_range): New.
19821 (ranger_cache::range_of_def): Call adjust_range.
19822 (ranger_cache::entry_range): Same.
19823 * gimple-range-cache.h (non_null_ref::adjust_range): New.
19824 * gimple-range.cc (gimple_ranger::range_of_expr): Call
19826 (gimple_ranger::range_on_entry): Same.
19828 2021-07-15 Tamar Christina <tamar.christina@arm.com>
19831 2021-07-14 Tamar Christina <tamar.christina@arm.com>
19833 * config/arm/neon.md (<sup>dot_prod<vsi2qi>): Drop statements.
19835 2021-07-15 Tamar Christina <tamar.christina@arm.com>
19838 2021-07-14 Tamar Christina <tamar.christina@arm.com>
19840 * config/aarch64/aarch64-simd-builtins.def (udot, sdot): Rename to...
19841 (sdot_prod, udot_prod): ...These.
19842 * config/aarch64/aarch64-simd.md (<sur>dot_prod<vsi2qi>): Remove.
19843 (aarch64_<sur>dot<vsi2qi>): Rename to...
19844 (<sur>dot_prod<vsi2qi>): ...This.
19845 * config/aarch64/arm_neon.h (vdot_u32, vdotq_u32, vdot_s32, vdotq_s32):
19848 2021-07-15 Jakub Jelinek <jakub@redhat.com>
19850 PR middle-end/101437
19851 * gimplify.c (gimplify_expr): Throw away volatile reads from empty
19852 types even if they have non-BLKmode TYPE_MODE.
19854 2021-07-15 Richard Biener <rguenther@suse.de>
19857 * gcc.c (process_command): Process -gtoggle like process_options
19858 would after parsing options.
19860 2021-07-15 Trevor Saunders <tbsaunde@tbsaunde.org>
19862 * cfgexpand.c (expand_asm_loc): Adjust.
19863 (expand_asm_stmt): Likewise.
19864 * config/arm/aarch-common-protos.h (arm_md_asm_adjust): Likewise.
19865 * config/arm/aarch-common.c (arm_md_asm_adjust): Likewise.
19866 * config/arm/arm.c (thumb1_md_asm_adjust): Likewise.
19867 * config/avr/avr.c (avr_md_asm_adjust): Likewise.
19868 * config/cris/cris.c (cris_md_asm_adjust): Likewise.
19869 * config/i386/i386.c (ix86_md_asm_adjust): Likewise.
19870 * config/mn10300/mn10300.c (mn10300_md_asm_adjust): Likewise.
19871 * config/nds32/nds32.c (nds32_md_asm_adjust): Likewise.
19872 * config/pdp11/pdp11.c (pdp11_md_asm_adjust): Likewise.
19873 * config/rs6000/rs6000.c (rs6000_md_asm_adjust): Likewise.
19874 * config/s390/s390.c (s390_md_asm_adjust): Likewise.
19875 * config/vax/vax.c (vax_md_asm_adjust): Likewise.
19876 * config/visium/visium.c (visium_md_asm_adjust): Likewise.
19877 * doc/tm.texi: Regenerate.
19878 * target.def: Add location argument to md_asm_adjust.
19880 2021-07-15 Trevor Saunders <tbsaunde@tbsaunde.org>
19882 * tree-diagnostic.c (diagnostic_report_current_function): Use the
19883 diagnostic's location, not input_location.
19885 2021-07-15 Trevor Saunders <tbsaunde@tbsaunde.org>
19887 * cfgexpand.c (tree_conflicts_with_clobbers_p): Pass location to
19889 (expand_asm_stmt): Likewise.
19891 2021-07-14 Peter Bergner <bergner@linux.ibm.com>
19893 * config/rs6000/rs6000.c (adjacent_mem_locations): Return the lower
19894 addressed memory rtx, if any.
19895 (rs6000_split_multireg_move): Fix code formatting.
19896 Handle MMA build built-ins with operands in adjacent memory locations.
19898 2021-07-14 Peter Bergner <bergner@linux.ibm.com>
19900 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Move to later
19903 2021-07-14 Jason Merrill <jason@redhat.com>
19905 * sel-sched-ir.h (get_all_loop_exits): Use auto_vec.
19907 2021-07-14 Jason Merrill <jason@redhat.com>
19909 * doc/invoke.texi: -fdelete-dead-exceptions is on by default for
19912 2021-07-14 Tamar Christina <tamar.christina@arm.com>
19914 * tree-vect-patterns.c (vect_recog_dot_prod_pattern):
19915 Remove erroneous line.
19917 2021-07-14 Andrew MacLeod <amacleod@redhat.com>
19919 * params.opt (param_evrp_mode): Change default.
19921 2021-07-14 Tamar Christina <tamar.christina@arm.com>
19923 * config/aarch64/aarch64-simd-builtins.def (udot, sdot): Rename to...
19924 (sdot_prod, udot_prod): ...These.
19925 * config/aarch64/aarch64-simd.md (<sur>dot_prod<vsi2qi>): Remove.
19926 (aarch64_<sur>dot<vsi2qi>): Rename to...
19927 (<sur>dot_prod<vsi2qi>): ...This.
19928 * config/aarch64/arm_neon.h (vdot_u32, vdotq_u32, vdot_s32, vdotq_s32):
19931 2021-07-14 Tamar Christina <tamar.christina@arm.com>
19933 * config/arm/neon.md (<sup>dot_prod<vsi2qi>): Drop statements.
19935 2021-07-14 Tamar Christina <tamar.christina@arm.com>
19937 * doc/sourcebuild.texi (arm_v8_2a_i8mm_neon_hw): Document.
19939 2021-07-14 Tamar Christina <tamar.christina@arm.com>
19941 * config/arm/neon.md (usdot_prod<vsi2qi>): New.
19943 2021-07-14 Tamar Christina <tamar.christina@arm.com>
19945 * config/aarch64/aarch64-simd.md (aarch64_usdot<vsi2qi>): Rename to...
19946 (usdot_prod<vsi2qi>): ... This.
19947 * config/aarch64/aarch64-simd-builtins.def (usdot): Rename to...
19948 (usdot_prod): ...This.
19949 * config/aarch64/arm_neon.h (vusdot_s32, vusdotq_s32): Likewise.
19950 * config/aarch64/aarch64-sve.md (@aarch64_<sur>dot_prod<vsi2qi>):
19952 (@<sur>dot_prod<vsi2qi>): ...This.
19953 * config/aarch64/aarch64-sve-builtins-base.cc
19954 (svusdot_impl::expand): Use it.
19956 2021-07-14 Tamar Christina <tamar.christina@arm.com>
19958 * optabs.def (usdot_prod_optab): New.
19959 * doc/md.texi: Document it and clarify other dot prod optabs.
19960 * optabs-tree.h (enum optab_subtype): Add optab_vector_mixed_sign.
19961 * optabs-tree.c (optab_for_tree_code): Support usdot_prod_optab.
19962 * optabs.c (expand_widen_pattern_expr): Likewise.
19963 * tree-cfg.c (verify_gimple_assign_ternary): Likewise.
19964 * tree-vect-loop.c (vectorizable_reduction): Query dot-product kind.
19965 * tree-vect-patterns.c (vect_supportable_direct_optab_p): Take optional
19967 (vect_widened_op_tree): Optionally ignore
19969 (vect_recog_dot_prod_pattern): Support usdot_prod_optab.
19971 2021-07-14 H.J. Lu <hjl.tools@gmail.com>
19974 * config/i386/driver-i386.c (host_detect_local_cpu): Check
19975 "arch [32|64]" and "tune [32|64]" for 32-bit and 64-bit codegen.
19976 Enable UINTR only for 64-bit codegen.
19977 * config/i386/i386-options.c
19978 (ix86_option_override_internal::DEF_PTA): Skip PTA_UINTR if not
19980 * config/i386/i386.h (ARCH_ARG): New.
19981 (CC1_CPU_SPEC): Pass "[arch|tune] 32" for 32-bit codegen and
19982 "[arch|tune] 64" for 64-bit codegen.
19984 2021-07-14 Richard Biener <rguenther@suse.de>
19986 PR tree-optimization/101445
19987 * tree-vect-stmts.c (vectorizable_load): Do the gap adjustment
19988 of the IV in the correct direction for negative stride
19991 2021-07-14 Jakub Jelinek <jakub@redhat.com>
19994 * godump.c (godump_str_hash): New type.
19995 (godump_container::pot_dummy_types): Use string_hash instead of
19996 ptr_hash in the hash_set.
19998 2021-07-14 Richard Biener <rguenther@suse.de>
20000 * tree-vect-loop.c (vect_find_reusable_accumulator): Handle
20001 vector types where the old vector type has a multiple of
20002 the new vector type elements.
20003 (vect_create_partial_epilog): New function, split out from...
20004 (vect_create_epilog_for_reduction): ... here.
20005 (vect_transform_cycle_phi): Reduce the re-used accumulator
20006 to the new vector type.
20008 2021-07-14 Alexandre Oliva <oliva@adacore.com>
20010 * tree-ssa-alias.c (attr_fnspec::verify): Fix index in
20011 non-'t'-sized arg check.
20013 2021-07-14 Alexandre Oliva <oliva@adacore.com>
20015 * tree-cfg.c (cleanup_dead_labels_eh): Update
20016 post_landing_pad label upon change of landing pad block's
20018 (cleanup_dead_labels): Check that a removed label is not that
20021 2021-07-13 Jonathan Wright <jonathan.wright@arm.com>
20023 * combine.c (combine_simplify_rtx): Add vec_select -> subreg
20025 * config/aarch64/aarch64.md (*zero_extend<SHORT:mode><GPI:mode>2_aarch64):
20026 Add Neon to general purpose register case for zero-extend
20028 * config/arm/vfp.md (*arm_movsi_vfp): Remove "*" from *t -> r
20029 case to prevent some cases opting to go through memory.
20030 * cse.c (fold_rtx): Add vec_select -> subreg simplification.
20031 * rtl.c (rtvec_series_p): Define predicate to determine
20032 whether a vector contains a linear series of integers.
20033 * rtl.h (rtvec_series_p): Define.
20034 * rtlanal.c (vec_series_lowpart_p): Define predicate to
20035 determine if a vector selection is equivalent to the low part
20037 * rtlanal.h (vec_series_lowpart_p): Define.
20038 * simplify-rtx.c (simplify_context::simplify_binary_operation_1):
20039 Add vec_select -> subreg simplification.
20041 2021-07-13 Paul A. Clarke <pc@us.ibm.com>
20043 * config/rs6000/smmintrin.h (_mm_testz_si128, _mm_testc_si128,
20044 _mm_testnzc_si128, _mm_test_all_ones, _mm_test_all_zeros,
20045 _mm_test_mix_ones_zeros): New.
20047 2021-07-13 Roger Sayle <roger@nextmovesoftware.com>
20048 Richard Biener <rguenther@suse.de>
20050 * gimple.c (gimple_could_trap_p_1): Make S argument a
20051 "const gimple*". Preserve constness in call to
20052 gimple_asm_volatile_p.
20053 (gimple_could_trap_p): Make S argument a "const gimple*".
20054 * gimple.h (gimple_could_trap_p_1, gimple_could_trap_p):
20055 Update function prototypes.
20057 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
20059 * tree-vectorizer.h (vect_reusable_accumulator): New structure.
20060 (_loop_vec_info::main_loop_edge): New field.
20061 (_loop_vec_info::skip_main_loop_edge): Likewise.
20062 (_loop_vec_info::skip_this_loop_edge): Likewise.
20063 (_loop_vec_info::reusable_accumulators): Likewise.
20064 (_stmt_vec_info::reduc_scalar_results): Likewise.
20065 (_stmt_vec_info::reused_accumulator): Likewise.
20066 (vect_get_main_loop_result): Declare.
20067 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Initialize
20068 reduc_scalar_inputs.
20069 (vec_info::free_stmt_vec_info): Free reduc_scalar_inputs.
20070 * tree-vect-loop-manip.c (vect_get_main_loop_result): New function.
20071 (vect_do_peeling): Fill an epilogue loop's main_loop_edge,
20072 skip_main_loop_edge and skip_this_loop_edge fields.
20073 * tree-vect-loop.c (INCLUDE_ALGORITHM): Define.
20074 (vect_emit_reduction_init_stmts): New function.
20075 (get_initial_def_for_reduction): Use it.
20076 (get_initial_defs_for_reduction): Likewise. Change the vinfo
20077 parameter to a loop_vec_info.
20078 (vect_create_epilog_for_reduction): Store the scalar results
20079 in the reduc_info. If an epilogue loop is reusing an accumulator
20080 from the main loop, and if the epilogue loop can also be skipped,
20081 try to place the reduction code in the join block. Record
20082 accumulators that could potentially be reused by epilogue loops.
20083 (vect_transform_cycle_phi): When vectorizing epilogue loops,
20084 try to reuse accumulators from the main loop. Record the initial
20085 value in reduc_info for non-SLP reductions too.
20087 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
20089 * tree-vect-loop.c (get_initial_def_for_reduction): Remove
20090 adjustment handling. Take the neutral value as an argument,
20091 in place of the code argument.
20092 (vect_transform_cycle_phi): Update accordingly. Handle the
20093 initial values of cond reductions separately from code reductions.
20094 Choose the adjustment here rather than in
20095 get_initial_def_for_reduction. Sink the splat of vec_initial_def.
20097 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
20099 * tree-vect-loop.c (neutral_op_for_slp_reduction): Replace with...
20100 (neutral_op_for_reduction): ...this, providing a more general
20102 (vect_create_epilog_for_reduction): Update accordingly.
20103 (vectorizable_reduction): Likewise.
20104 (vect_transform_cycle_phi): Likewise.
20106 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
20108 * tree-vect-loop.c (get_initial_def_for_reduction): Take the
20109 reduc_info instead of the original stmt_vec_info.
20110 (vect_transform_cycle_phi): Update accordingly.
20112 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
20114 * tree-vect-loop.c (get_initial_defs_for_reduction): Take the
20115 reduc_info as an additional parameter.
20116 (vect_transform_cycle_phi): Update accordingly.
20118 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
20120 * tree-vectorizer.h: Include tree-ssa-operands.h.
20121 (vect_phi_initial_value): New function.
20122 * tree-vect-loop.c (neutral_op_for_slp_reduction): Use it.
20123 (get_initial_defs_for_reduction, info_for_reduction): Likewise.
20124 (vect_create_epilog_for_reduction, vectorizable_reduction): Likewise.
20125 (vect_transform_cycle_phi, vectorizable_induction): Likewise.
20127 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
20129 * tree-vect-loop.c (vect_create_epilog_for_reduction): Convert
20130 the phi results to vectype after creating them. Remove later
20131 conversion code that thus becomes redundant.
20133 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
20135 * tree-vect-loop.c (vect_create_epilog_for_reduction): Replace
20136 the new_phis vector with a reduc_inputs vector. Combine handling
20137 of reduction chains and ncopies > 1.
20139 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
20141 * tree-vect-loop.c (vect_create_epilog_for_reduction): Truncate
20142 scalar_results to group_size elements after reducing down from
20143 N*group_size elements. Construct an array_slice of the live-out
20144 stmts and assert that there is one stmt per scalar result.
20146 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
20148 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
20149 nested_in_vect_loop and use double_reduc everywhere. Remove dead
20150 assignment to "loop".
20152 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
20154 * internal-fn.c (vectorized_internal_fn_supported_p): Handle
20155 vector types first. For scalar types, consider both the preferred
20156 vector mode and the alternative vector modes.
20157 * optabs-query.c (can_vec_mask_load_store_p): Use the same
20158 structure as above, in particular using related_vector_mode
20159 for modes provided by autovectorize_vector_modes.
20161 2021-07-13 Jakub Jelinek <jakub@redhat.com>
20162 Richard Biener <rguenther@suse.de>
20164 PR tree-optimization/101419
20165 * tree-pass.h (PROP_objsz): Define.
20166 (make_pass_early_object_sizes): Declare.
20167 * passes.def (pass_all_early_optimizations): Rename pass_object_sizes
20168 there to pass_early_object_sizes, drop parameter.
20169 (pass_all_optimizations): Move pass_object_sizes right after pass_ccp,
20170 drop parameter, move pass_post_ipa_warn right after that.
20171 * tree-object-size.c (pass_object_sizes::execute): Rename to...
20172 (object_sizes_execute): ... this. Add insert_min_max_p argument.
20173 (pass_data_object_sizes): Move after object_sizes_execute.
20174 (pass_object_sizes): Likewise. In execute method call
20175 object_sizes_execute, drop set_pass_param method and insert_min_max_p
20176 non-static data member and its initializer in the ctor.
20177 (pass_data_early_object_sizes, pass_early_object_sizes,
20178 make_pass_early_object_sizes): New.
20179 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use
20180 (cfun->curr_properties & PROP_objsz) instead of cfun->after_inlining.
20182 2021-07-13 Kito Cheng <kito.cheng@sifive.com>
20185 * config/riscv/constraints.md ("S"): Update description and remove
20187 * doc/md.texi (Machine Constraints): Document the 'S' constraints
20190 2021-07-13 Richard Biener <rguenther@suse.de>
20193 2021-07-12 Richard Biener <rguenther@suse.de>
20195 * tree-vect-slp.c (vect_slp_region): Show the number of
20196 SLP graph entries in the optimization message.
20198 2021-07-13 Michael Meissner <meissner@linux.ibm.com>
20200 * config/rs6000/altivec.md (xxspltiw_v4sf): Change local variable
20202 * config/rs6000/rs6000-protos.h (rs6000_const_f32_to_i32): Change
20203 return type to long.
20204 * config/rs6000/rs6000.c (rs6000_const_f32_to_i32): Change return
20207 2021-07-12 Andrew MacLeod <amacleod@redhat.com>
20209 * gimple-range-fold.cc (fold_using_range::range_of_builtin_ubsan_call):
20210 Query relation between the 2 operands and use it.
20212 2021-07-12 Sergei Trofimovich <siarheit@google.com>
20214 * doc/cfg.texi: Fix s/ei_safe_safe/ei_safe_edge/ typo.
20216 2021-07-12 Uroš Bizjak <ubizjak@gmail.com>
20219 * config/i386/predicates.md (vec_setm_sse41_operand):
20220 Rename from vec_setm_operand.
20221 (vec_setm_avx2_operand): New predicate.
20222 * config/i386/sse.md (vec_set<V_128:mode>): Use V_128 mode iterator.
20223 Use vec_setm_sse41_operand as operand 2 predicate.
20224 (vec_set<V_256_512:mode): New expander.
20225 * config/i386/mmx.md (vec_setv2hi): Use vec_setm_sse41_operand
20226 as operand 2 predicate.
20228 2021-07-12 Andrew MacLeod <amacleod@redhat.com>
20230 PR tree-optimization/101335
20231 * range-op.cc (operator_cast::lhs_op1_relation): Delete.
20233 2021-07-12 Andrew Pinski <apinski@marvell.com>
20235 * tree-ssa-phiopt.c (match_simplify_replacement): Move
20236 insert of the sequence before the movement of the
20237 statement. Check if to see if the statement is used
20238 outside of the original phi to see if we should move it.
20240 2021-07-12 Richard Biener <rguenther@suse.de>
20242 * dump-context.h (debug_dump_context::debug_dump_context):
20243 Add FILE * parameter defaulted to stderr.
20244 * dumpfile.c (debug_dump_context::debug_dump_context): Adjust.
20245 * tree-vect-slp.c (dot_slp_tree): New functions.
20247 2021-07-12 Richard Biener <rguenther@suse.de>
20249 PR tree-optimization/101373
20250 * tree-ssa-pre.c (prune_clobbered_mems): Also prune trapping
20251 references when the BB may not return.
20252 (compute_avail): Pass in the function we're working on and
20253 replace cfun references with it. Externally throwing
20254 const calls also possibly terminate the function.
20255 (pass_pre::execute): Pass down the function we're working on.
20256 * gcse.c (compute_hash_table_work): Externally throwing
20257 const/pure calls also need record_last_mem_set_info.
20258 * postreload-gcse.c (record_opr_changes): Looping or externally
20259 throwing const/pure calls also need record_last_mem_set_info.
20261 2021-07-12 Uroš Bizjak <ubizjak@gmail.com>
20263 * recog.c (memory_address_addr_space_p): Change the type to bool.
20264 Return true/false instead of 1/0.
20265 (offsettable_memref_p): Ditto.
20266 (offsettable_nonstrict_memref_p): Ditto.
20267 (offsettable_address_addr_space_p): Ditto.
20268 Change the type of addressp indirect function to bool.
20269 * recog.h (memory_address_addr_space_p): Change the type to bool.
20270 (strict_memory_address_addr_space_p): Ditto.
20271 (offsettable_memref_p): Ditto.
20272 (offsettable_nonstrict_memref_p): Ditto.
20273 (offsettable_address_addr_space_p): Ditto.
20274 * reload.c (maybe_memory_address_addr_space_p): Ditto.
20275 (strict_memory_address_addr_space_p): Change the type to bool.
20276 Return true/false instead of 1/0.
20277 (maybe_memory_address_addr_space_p): Change the type to bool.
20279 2021-07-12 Richard Biener <rguenther@suse.de>
20281 * tree-vect-slp.c (vect_slp_region): Show the number of
20282 SLP graph entries in the optimization message.
20284 2021-07-12 Richard Biener <rguenther@suse.de>
20286 PR tree-optimization/101394
20287 * tree-ssa-pre.c (do_pre_regular_insertion): Avoid inserting
20288 copies from abnormals for a full redundancy.
20290 2021-07-12 Richard Biener <rguenther@suse.de>
20292 PR middle-end/101423
20293 * gimple.c (gimple_could_trap_p_1): Internal function calls
20295 * tree-eh.c (tree_could_trap_p): Likewise.
20297 2021-07-12 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
20300 * config/arm/arm_neon.h (vmul_n_u32): Replace call to builtin with
20302 (vmulq_n_u32): Likewise.
20303 (vmul_n_f32): Gate __a * __b on __FAST_MATH__.
20304 (vmulq_n_f32): Likewise.
20305 (vmul_n_f16): Likewise.
20306 (vmulq_n_f16): Likewise.
20308 2021-07-12 Martin Liska <mliska@suse.cz>
20310 PR sanitizer/101425
20311 * gcc.c (check_offload_target_name): Call
20312 candidates_list_and_hint only if we have a candidate.
20314 2021-07-12 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
20317 * config/arm/neon.md (vec_init): Move to ...
20318 * config/arm/vec-common.md (vec_init): ... here.
20319 Change the pattern's mode to VDQX and gate it on VALID_MVE_MODE.
20321 2021-07-12 Roger Sayle <roger@nextmovesoftware.com>
20323 PR tree-optimization/101403
20324 * match.pd ((T)bswap(X)>>C): Correctly handle cases where
20325 signedness of the shift is not the same as the signedness of
20326 the type extension.
20328 2021-07-09 Roger Sayle <roger@nextmovesoftware.com>
20329 Uroš Bizjak <ubizjak@gmail.com>
20331 * config/i386/i386.md (*divmodsi4_const): Optimize SImode
20332 divmod of a constant numerator with new define_insn_and_split.
20334 2021-07-09 Iain Sandoe <iain@sandoe.co.uk>
20337 * config/i386/i386-expand.c (ix86_expand_call): If a call is
20338 to a non-local-binding, or local but to a public symbol, then
20339 assume that it might be indirected via the lazy symbol binder.
20340 Mark R10 and R10 as clobbered in that case.
20342 2021-07-09 Eric Botcazou <ebotcazou@adacore.com>
20345 * gcc.c (ASM_DEBUG_DWARF_OPTION): Set again to --gdwarf2 in
20346 the case where HAVE_AS_WORKING_DWARF_N_FLAG is not defined
20347 and HAVE_LD_BROKEN_PE_DWARF5 is defined.
20349 2021-07-09 Uroš Bizjak <ubizjak@gmail.com>
20351 * config/i386/i386.md (*udivmodsi4_pow2_zext_1): Limit the
20352 log2 range of operands[3] to [1,31].
20353 (*udivmodsi4_pow2_zext_2): Ditto. Correct insn RTX pattern.
20355 2021-07-09 Sergei Trofimovich <siarheit@google.com>
20357 * doc/md.texi: Don't split @smallexample in multiple @groups.
20359 2021-07-09 Sergei Trofimovich <siarheit@google.com>
20361 * doc/md.texi: Add missing 'see' word.
20363 2021-07-09 Andrew Pinski <apinski@marvell.com>
20365 * tree-ssa-phiopt.c (phiopt_early_allow): Change arguments
20366 to take sequence and gimple_match_op. Accept the case where
20367 op is a SSA_NAME and one statement in the sequence.
20368 Also allow constants.
20369 (gimple_simplify_phiopt): Always pass a sequence to resimplify.
20370 Update call to phiopt_early_allow. Discard the sequence if not
20373 2021-07-09 Xi Ruoyao <xry111@mengyan1223.wang>
20378 * config/mips/mips.c (mips_const_insns): Use MSA_SUPPORTED_MODE_P
20379 instead of ISA_HAS_MSA.
20380 (mips_expand_vec_unpack): Likewise.
20381 (mips_expand_vector_init): Likewise.
20383 2021-07-09 Kewen Lin <linkw@linux.ibm.com>
20385 * config/rs6000/vsx.md (mods_<mode>): Rename to...
20386 (mod<mode>3): ... this.
20387 (modu_<mode>): Rename to...
20388 (umod<mode>3): ... this.
20389 * config/rs6000/rs6000-builtin.def (MODS_V2DI, MODS_V4SI, MODU_V2DI,
20390 MODU_V4SI): Adjust.
20392 2021-07-08 Jeff Law <jeffreyalaw@gmail.com>
20394 * config/h8300/shiftrotate.md (variable shifts): Expose condition
20395 code handling for the test before the loop.
20397 2021-07-08 Martin Jambor <mjambor@suse.cz>
20400 * ipa-sra.c (class isra_call_summary): New member
20401 m_before_any_store, initialize it in the constructor.
20402 (isra_call_summary::dump): Dump the new field.
20403 (ipa_sra_call_summaries::duplicate): Copy it.
20404 (process_scan_results): Set it.
20405 (isra_write_edge_summary): Stream it.
20406 (isra_read_edge_summary): Likewise.
20407 (param_splitting_across_edge): Only override
20408 safe_to_import_accesses if m_before_any_store is set.
20410 2021-07-08 Martin Sebor <msebor@redhat.com>
20412 PR bootstrap/101374
20413 * gimple-array-bounds.cc (array_bounds_checker::check_mem_ref):
20414 Use Object Size Type 0 instead of 1.
20416 2021-07-08 Richard Sandiford <richard.sandiford@arm.com>
20418 * tree-vect-loop.c (vectorizable_reduction): Remove always-true
20421 2021-07-08 Richard Sandiford <richard.sandiford@arm.com>
20423 * match.pd: Simplify an extend-operate-truncate sequence involving
20426 2021-07-08 Roger Sayle <roger@nextmovesoftware.com>
20427 Richard Biener <rguenther@suse.de>
20429 PR tree-optimization/40210
20430 * match.pd (bswap optimizations): Simplify (bswap(x)>>C1)&C2 as
20431 (x>>C3)&C2 when possible. Simplify bswap(x)>>C1 as ((T)x)>>C2
20432 when possible. Simplify bswap(x)&C1 as (x>>C2)&C1 when 0<=C1<=255.
20434 2021-07-08 Uroš Bizjak <ubizjak@gmail.com>
20437 * config/i386/i386-expand.c (ix86_expand_sse_unpack):
20439 * config/i386/mmx.md (V_32): New mode iterator.
20440 (mov<V_32:mode>): Use V_32 mode iterator.
20441 (*mov<V_32:mode>_internal): Ditto.
20442 (*push<V_32:mode>2_rex64): Ditto.
20443 (*push<V_32:mode>2): Ditto.
20444 (movmisalign<V_32:mode>): Ditto.
20445 (mmx_<any_shiftrt:insn>v1si3): New insn pattern.
20446 (sse4_1_<any_extend:code>v2qiv2hi2): Ditto.
20447 (vec_unpacks_lo_v4qi): New expander.
20448 (vec_unpacks_hi_v4qi): Ditto.
20449 (vec_unpacku_lo_v4qi): Ditto.
20450 (vec_unpacku_hi_v4qi): Ditto.
20451 * config/i386/i386.h (VALID_SSE2_REG_MODE): Add V1SImode.
20452 (VALID_INT_MODE_P): Ditto.
20454 2021-07-08 Michael Meissner <meissner@linux.ibm.com>
20457 * config/rs6000/rs6000.md (udivti3): New insn.
20458 (divti3): New insn.
20459 (umodti3): New insn.
20460 (modti3): New insn.
20462 2021-07-07 Martin Sebor <msebor@redhat.com>
20464 PR tree-optimization/100137
20465 PR tree-optimization/99121
20466 PR tree-optimization/97027
20467 * builtins.c (access_ref::access_ref): Also set offmax.
20468 (access_ref::offset_in_range): Define new function.
20469 (access_ref::add_offset): Set offmax.
20470 (access_ref::inform_access): Handle access_none.
20471 (handle_mem_ref): Clear ostype.
20472 (compute_objsize_r): Handle ASSERT_EXPR.
20473 * builtins.h (struct access_ref): Add offmax member.
20474 * gimple-array-bounds.cc (array_bounds_checker::check_mem_ref): Use
20475 compute_objsize() and simplify.
20477 2021-07-07 Peter Bergner <bergner@linux.ibm.com>
20479 * config/rs6000/rs6000-call.c (mma_init_builtins): Use VSX_BUILTIN_LXVP
20480 and VSX_BUILTIN_STXVP.
20482 2021-07-07 Martin Sebor <msebor@redhat.com>
20485 * config/aarch64/aarch64.c (aarch64_simd_lane_bounds): Remove
20486 a stray %K from error_at() missed in r12-2088.
20488 2021-07-07 Richard Biener <rguenther@suse.de>
20490 PR tree-optimization/99728
20491 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Record
20493 (mem_refs_may_alias_p): Add assert we handled aggregate
20495 (sm_seq_valid_bb): Give up when running into aggregate copies.
20496 (ref_indep_loop_p): Handle aggregate copies as never
20497 being invariant themselves but allow other refs to be
20498 disambiguated against them.
20499 (can_sm_ref_p): Do not try to apply store-motion to aggregate
20502 2021-07-06 Indu Bhagat <indu.bhagat@oracle.com>
20505 * dwarf2ctf.c (ctf_get_AT_data_member_location): Multiply by 8 to get
20508 2021-07-06 Martin Sebor <msebor@redhat.com>
20510 * gimple-pretty-print.c (percent_G_format): Remove.
20511 * tree-diagnostic.c (default_tree_printer): Remove calls.
20512 * tree-pretty-print.c (percent_K_format): Remove.
20513 * tree-pretty-print.h (percent_K_format): Remove.
20515 2021-07-06 Martin Sebor <msebor@redhat.com>
20517 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_builtin):
20518 Remove %K and use error_at.
20519 (aarch64_expand_fcmla_builtin): Same.
20520 (aarch64_expand_builtin_tme): Same.
20521 (aarch64_expand_builtin_memtag): Same.
20522 * config/arm/arm-builtins.c (arm_expand_acle_builtin): Same.
20523 (arm_expand_builtin): Same.
20524 * config/arm/arm.c (bounds_check): Same.
20526 2021-07-06 Martin Sebor <msebor@redhat.com>
20528 * builtins.c (warn_string_no_nul): Remove %G.
20529 (maybe_warn_for_bound): Same.
20530 (warn_for_access): Same.
20531 (check_access): Same.
20532 (check_strncat_sizes): Same.
20533 (expand_builtin_strncat): Same.
20534 (expand_builtin_strncmp): Same.
20535 (expand_builtin): Same.
20536 (expand_builtin_object_size): Same.
20537 (warn_dealloc_offset): Same.
20538 (maybe_emit_free_warning): Same.
20539 * calls.c (maybe_warn_alloc_args_overflow): Same.
20540 (maybe_warn_nonstring_arg): Same.
20541 (maybe_warn_rdwr_sizes): Same.
20542 * expr.c (expand_expr_real_1): Remove %K.
20543 * gimple-fold.c (gimple_fold_builtin_strncpy): Remove %G.
20544 (gimple_fold_builtin_strncat): Same.
20545 * gimple-ssa-sprintf.c (format_directive): Same.
20546 (handle_printf_call): Same.
20547 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Same.
20548 * gimple-ssa-warn-restrict.c (maybe_diag_overlap): Same.
20549 (maybe_diag_access_bounds): Same. Call gimple_location.
20550 (check_bounds_or_overlap): Same.
20551 * trans-mem.c (ipa_tm_scan_irr_block): Remove %K. Simplify.
20552 * tree-ssa-ccp.c (pass_post_ipa_warn::execute): Remove %G.
20553 * tree-ssa-strlen.c (maybe_warn_overflow): Same.
20554 (maybe_diag_stxncpy_trunc): Same.
20555 (handle_builtin_stxncpy_strncat): Same.
20556 (maybe_warn_pointless_strcmp): Same.
20557 * tree-ssa-uninit.c (maybe_warn_operand): Same.
20559 2021-07-06 Uroš Bizjak <ubizjak@gmail.com>
20562 * config/i386/predicates.md (vec_setm_operand): Enable
20563 register_operand for TARGET_SSE4_1.
20564 * config/i386/mmx.md (vec_setv2hi): Use vec_setm_operand
20565 as operand 2 predicate. Call ix86_expand_vector_set_var
20566 for non-constant index operand.
20567 (vec_setv4qi): Use vec_setm_mmx_operand as operand 2 predicate.
20568 Call ix86_expand_vector_set_var for non-constant index operand.
20570 2021-07-06 Jeff Law <jeffreyalaw@gmail.com>
20572 * config/h8300/jumpcall.md (*branch): When possible, generate
20573 the comparison in CCZN mode.
20574 * config/h8300/predicates.md (simple_memory_operand): Reject all
20575 auto-increment addressing modes.
20577 2021-07-06 Iain Sandoe <iain@sandoe.co.uk>
20579 PR bootstrap/100246
20580 * config/i386/i386.h (struct stringop_algs): Define a CTOR for
20583 2021-07-06 Richard Biener <rguenther@suse.de>
20585 * doc/md.texi (vec_fmaddsub<mode>4): Document.
20586 (vec_fmsubadd<mode>4): Likewise.
20587 * optabs.def (vec_fmaddsub$a4): Add.
20588 (vec_fmsubadd$a4): Likewise.
20589 * internal-fn.def (IFN_VEC_FMADDSUB): Add.
20590 (IFN_VEC_FMSUBADD): Likewise.
20591 * tree-vect-slp-patterns.c (addsub_pattern::recognize):
20592 Refactor to handle IFN_VEC_FMADDSUB and IFN_VEC_FMSUBADD.
20593 (addsub_pattern::build): Likewise.
20594 * tree-vect-slp.c (vect_optimize_slp): CFN_VEC_FMADDSUB
20595 and CFN_VEC_FMSUBADD are not transparent for permutes.
20596 * config/i386/sse.md (vec_fmaddsub<mode>4): New expander.
20597 (vec_fmsubadd<mode>4): Likewise.
20599 2021-07-06 Richard Biener <rguenther@suse.de>
20601 * doc/invoke.texi (fmove-loop-stores): Document.
20602 * common.opt (fmove-loop-stores): New option.
20603 * opts.c (default_options_table): Enable -fmove-loop-stores
20604 at -O1 but not -Og.
20605 * tree-ssa-loop-im.c (pass_lim::execute): Pass
20606 flag_move_loop_stores instead of true to
20607 loop_invariant_motion_in_fun.
20609 2021-07-06 Iain Sandoe <iain@sandoe.co.uk>
20611 * doc/install.texi: Document --with-dsymutil.
20613 2021-07-06 Andrew Pinski <apinski@marvell.com>
20615 PR tree-optimization/101256
20616 * dbgcnt.def (phiopt_edge_range): New counter.
20617 * tree-ssa-phiopt.c (replace_phi_edge_with_variable):
20618 Check to make sure the new name is defined in the same
20619 bb as the conditional before duplicating range info.
20620 Also add debug counter.
20622 2021-07-06 Kewen Lin <linkw@linux.ibm.com>
20624 PR rtl-optimization/100328
20625 * config/i386/i386-options.c (ix86_option_override_internal):
20626 Set param_ira_consider_dup_in_all_alts to 0.
20628 2021-07-06 Kewen Lin <linkw@linux.ibm.com>
20630 PR rtl-optimization/100328
20631 * doc/invoke.texi (ira-consider-dup-in-all-alts): Document new
20633 * ira.c (ira_get_dup_out_num): Adjust as parameter
20634 param_ira_consider_dup_in_all_alts.
20635 * params.opt (ira-consider-dup-in-all-alts): New.
20636 * ira-conflicts.c (process_regs_for_copy): Add one parameter
20637 single_input_op_has_cstr_p.
20638 (get_freq_for_shuffle_copy): New function.
20639 (add_insn_allocno_copies): Adjust as single_input_op_has_cstr_p.
20640 * ira-int.h (ira_get_dup_out_num): Add one bool parameter.
20642 2021-07-05 Jeff Law <jeffreyalaw@gmail.com>
20644 * config/h8300/shiftrotate.md (shift-by-variable patterns): Update to
20645 generate condition code aware RTL directly.
20647 2021-07-05 Andrew Pinski <apinski@marvell.com>
20649 PR tree-optimization/101039
20650 * match.pd (A CMP 0 ? A : -A): New patterns.
20651 * tree-ssa-phiopt.c (abs_replacement): Delete function.
20652 (tree_ssa_phiopt_worker): Don't call abs_replacement.
20653 Update comment about abs_replacement.
20655 2021-07-05 Andrew Pinski <apinski@marvell.com>
20657 * tree-ssa-phiopt.c (gimple_simplify_phiopt):
20658 If "A ? B : C" fails to simplify, try "(!A) ? C : B".
20660 2021-07-05 Andrew Pinski <apinski@marvell.com>
20662 * tree-ssa-phiopt.c (match_simplify_replacement):
20663 Add early_p argument. Call gimple_simplify_phiopt
20664 instead of gimple_simplify.
20665 (tree_ssa_phiopt_worker): Update call to
20666 match_simplify_replacement and allow unconditionally.
20667 (phiopt_early_allow): New function.
20668 (gimple_simplify_phiopt): New function.
20670 2021-07-05 Andrew Pinski <apinski@marvell.com>
20672 PR middle-end/101237
20673 * fold-const.c (negate_expr_p): Remove call to element_mode
20674 and TREE_MODE/TREE_TYPE when calling HONOR_SIGNED_ZEROS,
20675 HONOR_SIGN_DEPENDENT_ROUNDING, and HONOR_SNANS.
20676 (fold_negate_expr_1): Likewise.
20677 (const_unop): Likewise.
20678 (fold_cond_expr_with_comparison): Likewise.
20679 (fold_binary_loc): Likewise.
20680 (fold_ternary_loc): Likewise.
20681 (tree_call_nonnegative_warnv_p): Likewise.
20682 * match.pd (-(A + B) -> (-B) - A): Likewise.
20684 2021-07-05 Iain Sandoe <iain@sandoe.co.uk>
20686 * configure.ac: Handle --with-dsymutil in the same way as we
20687 do for the assembler and linker. (DEFAULT_DSYMUTIL): New.
20688 Extract the type and version for the dsymutil configured or
20689 found by the default searches.
20690 * config.in: Regenerated.
20691 * configure: Regenerated.
20692 * collect2.c (do_dsymutil): Handle locating dsymutil in the
20693 same way as for the assembler and linker.
20694 * config/darwin.h (DSYMUTIL): Delete.
20695 * gcc.c: Report a configured dsymutil correctly.
20696 * exec-tool.in: Allow for dsymutil.
20698 2021-07-05 Uroš Bizjak <ubizjak@gmail.com>
20700 * config/i386/i386-expand.c (ix86_split_mmx_punpck):
20701 Handle V4QI and V2HI modes.
20702 (expand_vec_perm_blend): Allow 4-byte vector modes with TARGET_SSE4_1.
20703 Handle V4QI mode. Emit mmx_pblendvb32 for 4-byte modes.
20704 (expand_vec_perm_pshufb): Rewrite to use switch statemets.
20705 Handle 4-byte dual operands with TARGET_XOP and single operands
20706 with TARGET_SSSE3. Emit mmx_ppermv32 for TARGET_XOP and
20707 mmx_pshufbv4qi3 for TARGET_SSSE3.
20708 (expand_vec_perm_pblendv): Allow 4-byte vector modes with TARGET_SSE4_1.
20709 (expand_vec_perm_interleave2): Allow 4-byte vector modes.
20710 (expand_vec_perm_pshufb2): Allow 4-byte vector modes with TARGET_SSSE3.
20711 (expand_vec_perm_even_odd_1): Handle V4QI mode.
20712 (expand_vec_perm_broadcast_1): Handle V4QI mode.
20713 (ix86_vectorize_vec_perm_const): Handle V4QI mode.
20714 * config/i386/mmx.md (mmx_ppermv32): New insn pattern.
20715 (mmx_pshufbv4qi3): Ditto.
20716 (*mmx_pblendw32): Ditto.
20717 (*mmx_pblendw64): Rename from *mmx_pblendw.
20718 (mmx_punpckhbw_low): New insn_and_split pattern.
20719 (mmx_punpcklbw_low): Ditto.
20721 2021-07-05 Richard Biener <rguenther@suse.de>
20723 * tree-vect-loop-manip.c (vect_loop_versioning): Do not
20724 set LOOP_C_INFINITE on the vectorized loop.
20726 2021-07-05 Richard Biener <rguenther@suse.de>
20728 PR middle-end/101291
20729 * cfgloopmanip.c (loop_version): Set the loop copy of the
20730 versioned loop to the new loop.
20732 2021-07-04 Iain Sandoe <iain@sandoe.co.uk>
20735 * config.gcc: Ensure that Darwin biarch definitions are
20736 added before i386.h.
20737 * config/i386/darwin.h (TARGET_64BIT): Remove.
20738 (PR80556_WORKAROUND): New.
20739 (REAL_LIBGCC_SPEC): Amend to use PR80556_WORKAROUND.
20740 (DARWIN_SUBARCH_SPEC): New.
20741 * config/i386/darwin32-biarch.h (TARGET_64BIT_DEFAULT,
20742 TARGET_BI_ARCH, PR80556_WORKAROUND): New.
20743 (REAL_LIBGCC_SPEC): Remove.
20744 * config/i386/darwin64-biarch.h (TARGET_64BIT_DEFAULT,
20745 TARGET_BI_ARCH, PR80556_WORKAROUND): New.
20746 (REAL_LIBGCC_SPEC): Remove.
20748 2021-07-03 H.J. Lu <hjl.tools@gmail.com>
20750 PR middle-end/101294
20751 * expr.c (store_constructor): Don't use vec_duplicate on vector.
20753 2021-07-02 Martin Sebor <msebor@redhat.com>
20755 PR middle-end/98871
20756 PR middle-end/98512
20757 * diagnostic.c (get_any_inlining_info): New.
20758 (update_effective_level_from_pragmas): Handle inlining context.
20759 (diagnostic_enabled): Same.
20760 (diagnostic_report_diagnostic): Same.
20761 * diagnostic.h (struct diagnostic_info): Add ctor.
20762 (struct diagnostic_context): Add new member.
20763 * tree-diagnostic.c (set_inlining_locations): New.
20764 (tree_diagnostics_defaults): Set new callback pointer.
20766 2021-07-02 Peter Bergner <bergner@linux.ibm.com>
20768 * config/rs6000/rs6000-builtin.def (BU_MMA_PAIR_LD, BU_MMA_PAIR_ST):
20770 (__builtin_vsx_lxvp, __builtin_vsx_stxvp): New built-ins.
20771 * config/rs6000/rs6000-call.c (rs6000_gimple_fold_mma_builtin): Expand
20772 lxvp and stxvp built-ins.
20773 (mma_init_builtins): Handle lxvp and stxvp built-ins.
20774 (builtin_function_type): Likewise.
20775 * doc/extend.texi (__builtin_vsx_lxvp, __builtin_mma_stxvp): Document.
20777 2021-07-02 Jeff Law <jeffreyalaw@gmail.com>
20779 * config/h8300/h8300-protos.h (compute_a_shift_cc): Accept
20780 additional argument for the code.
20781 * config/h8300/h8300.c (compute_a_shift_cc): Accept additional
20782 argument for the code. Just return if the ZN bits are useful or
20783 not rather than the old style CC_* enums.
20784 * config/h8300/shiftrotate.md (shiftqi_noscratch): Move before
20785 more generic shiftqi patterns.
20786 (shifthi_noscratch, shiftsi_noscratch): Similarly.
20787 (shiftqi_noscratch_set_flags): New pattern.
20788 (shifthi_noscratch_set_flags, shiftsi_noscratch_set_flags): Likewise.
20790 2021-07-02 Andrew MacLeod <amacleod@redhat.com>
20792 PR tree-optimization/101223
20793 * range-op.cc (build_lt): Add -1 for signed values.
20794 (built_gt): Subtract -1 for signed values.
20796 2021-07-02 David Faust <david.faust@oracle.com>
20798 * btfout.c (get_btf_kind): Support BTF_KIND_FLOAT.
20799 (btf_asm_type): Likewise.
20801 2021-07-02 Jeff Law <jeffreyalaw@gmail.com>
20803 * config/h8300/h8300-protos.h (output_a_shift): Make first argument
20804 an array of rtx rather than a pointer to rtx. Add code argument.
20805 (compute_a_shift_length): Similarly.
20806 * config/h8300/h8300.c (h8300_shift_costs): Adjust now that the
20807 shift itself isn't an operand. Create dummy operand[0] to carry
20808 a mode and pass a suitable rtx code to compute_a_shift_length.
20809 (get_shift_alg): Adjust operand number of clobber in output templates.
20810 (output_a_shift): Make first argument an array of rtx rather than
20811 a pointer to rtx. Add code argument for the type of shift.
20812 Adjust now that the shift itself is no longer an operand.
20813 (compute_a_shift_length): Similarly.
20814 * config/h8300/shiftrotate.md (shiftqi, shifthi, shiftsi): Use an
20815 iterator rather than nshift_operator.
20816 (shiftqi_noscratch, shifthi_noscratch, shiftsi_noscratch): Likewise.
20817 (shiftqi_clobber_flags): Adjust to API changes in output_a_shift
20818 and compute_a_shift_length.
20819 (shiftqi_noscratch_clobber_flags): Likewise.
20820 (shifthi_noscratch_clobber_flags): Likewise.
20821 (shiftsi_noscratch_clobber_flags): Likewise.
20823 2021-07-02 Iain Sandoe <iain@sandoe.co.uk>
20826 * config/darwin.h (DSYMUTIL_SPEC): Do not try to run
20827 dsymutil for BTF/CTF.
20829 2021-07-02 Iain Sandoe <iain@sandoe.co.uk>
20832 * config/darwin.h (CTF_INFO_SECTION_NAME): Update the
20833 segment to include BTF.
20834 (BTF_INFO_SECTION_NAME): New.
20836 2021-07-02 Jeff Law <jeffreyalaw@gmail.com>
20838 * config/m32r/m32r-protos.h (call_operand): Adjust return type.
20839 (small_data_operand, memreg_operand, small_insn_p): Likewise.
20840 * config/m32r/m32r.c (call_operand): Adjust return type.
20841 (small_data_operand, memreg_operand): Likewise.
20843 2021-07-02 Jeff Law <jeffreyalaw@gmail.com>
20845 * config/frv/frv-protos.h (integer_register_operand): Adjust return
20847 (frv_load_operand, gpr_or_fpr_operand, gpr_no_subreg_operand): Likewise.
20848 (fpr_or_int6_operand, gpr_or_int_operand); Likewise.
20849 (gpr_or_int12_operand, gpr_or_int10_operand); Likewise.
20850 (move_source_operand, move_destination_operand): Likewise.
20851 (condexec_source_operand, condexec_dest_operand): Likewise.
20852 (lr_operand, gpr_or_memory_operand, fpr_or_memory_operand): Likewise.
20853 (reg_or_0_operand, fcc_operand, icc_operand, cc_operand): Likewise.
20854 (fcr_operand, icr_operand, cr_operand, call_operand): Likewise.
20855 (fpr_operand, even_reg_operand, odd_reg_operand): Likewise.
20856 (even_gpr_operand, odd_gpr_operand, quad_fpr_operand): Likewise.
20857 (even_fpr_operand, odd_fpr_operand): Likewise.
20858 (dbl_memory_one_insn_operand, dbl_memory_two_insn_operand): Likewise.
20859 (int12_operand, int6_operand, int5_operand, uint5_operand): Likewise.
20860 (uint4_operand, uint1_operand, int_2word_operand): Likewise
20861 (upper_int16_operand, uint16_operand, symbolic_operand): Likewise.
20862 (relational_operator, float_relational_operator): Likewise.
20863 (ccr_eqne_operator, minmax_operator): Likewise.
20864 (condexec_si_binary_operator, condexec_si_media_operator): Likewise.
20865 (condexec_si_divide_operator, condexec_si_unary_operator): Likewise.
20866 (condexec_sf_conv_operator, condexec_sf_add_operator): Likewise.
20867 (intop_compare_operator, acc_operand, even_acc_operand): Likewise.
20868 (quad_acc_operand, accg_operand): Likewise.
20870 2021-07-02 Jeff Law <jeffreyalaw@gmail.com>
20872 * config/stormy16/stormy16-protos.h (xstormy16_below_100_symbol): Change
20873 return type to a bool.
20874 (nonimmediate_nonstack_operand): Likewise.
20875 (xstormy16_splittable_below100_operand): Likewise.
20876 * config/stormy16/stormy16.c (xstormy16_below_100_symbol): Fix
20878 (xstormy16_splittable_below100_operand): Likewise.
20880 2021-07-02 Richard Biener <rguenther@suse.de>
20882 PR tree-optimization/101293
20883 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Compare MEM_REF bases
20884 with combined offsets.
20885 (gather_mem_refs_stmt): Hash MEM_REFs as if their offset were
20886 combined with the rest of the offset.
20888 2021-07-02 Eric Botcazou <ebotcazou@adacore.com>
20890 * config/i386/i386.c (asm_preferred_eh_data_format): Always use the
20891 PIC encodings for PE-COFF targets.
20893 2021-07-02 Jakub Jelinek <jakub@redhat.com>
20896 * config/i386/i386-expand.c (ix86_broadcast_from_integer_constant):
20897 Return nullptr for TImode inner mode.
20899 2021-07-02 Richard Biener <rguenther@suse.de>
20901 PR tree-optimization/101280
20902 PR tree-optimization/101173
20903 * gimple-loop-interchange.cc
20904 (tree_loop_interchange::valid_data_dependences): Properly
20905 guard all dependence checks with DDR_REVERSED_P or its
20908 2021-07-02 Hongyu Wang <hongyu.wang@intel.com>
20910 * config/i386/i386-expand.c (ix86_expand_builtin):
20911 Add branch to clear odata when ZF is set for asedecenc_expand
20912 and wideaesdecenc_expand.
20914 2021-07-02 Eugene Rozenfeld <erozen@microsoft.com>
20916 * config/i386/gcc-auto-profile: regenerate
20918 2021-07-02 liuhongt <hongtao.liu@intel.com>
20920 * config/i386/sse.md (trunc<mode><pmov_dst_4>2): Refined to ..
20921 (trunc<mode><pmov_dst_4_lower>2): this.
20923 2021-07-01 David Malcolm <dmalcolm@redhat.com>
20925 * diagnostic.h (diagnostic_context::m_file_cache): New field.
20926 * input.c (class fcache): Rename to...
20927 (class file_cache_slot): ...this, making most members private and
20928 prefixing fields with "m_".
20929 (file_cache_slot::get_file_path): New accessor.
20930 (file_cache_slot::get_use_count): New accessor.
20931 (file_cache_slot::missing_trailing_newline_p): New accessor.
20932 (file_cache_slot::inc_use_count): New.
20933 (fcache_buffer_size): Move to...
20934 (file_cache_slot::buffer_size): ...here.
20935 (fcache_line_record_size): Move to...
20936 (file_cache_slot::line_record_size): ...here.
20937 (fcache_tab): Delete, in favor of global_dc->m_file_cache.
20938 (fcache_tab_size): Move to file_cache::num_file_slots.
20939 (diagnostic_file_cache_init): Update for move of fcache_tab
20940 to global_dc->m_file_cache.
20941 (diagnostic_file_cache_fini): Likewise.
20942 (lookup_file_in_cache_tab): Convert to...
20943 (file_cache::lookup_file): ...this.
20944 (diagnostics_file_cache_forcibly_evict_file): Update for move of
20945 fcache_tab to global_dc->m_file_cache, moving most of
20946 implementation to...
20947 (file_cache::forcibly_evict_file): ...this new function and...
20948 (file_cache_slot::evict): ...this new function.
20949 (evicted_cache_tab_entry): Convert to...
20950 (file_cache::evicted_cache_tab_entry): ...this.
20951 (add_file_to_cache_tab): Convert to...
20952 (file_cache::add_file): ...this, moving bulk of implementation
20954 (file_cache_slot::create): ..this new function.
20955 (file_cache::file_cache): New.
20956 (file_cache::~file_cache): New.
20957 (lookup_or_add_file_to_cache_tab): Convert to...
20958 (file_cache::lookup_or_add_file): ..this new function.
20959 (fcache::fcache): Rename to...
20960 (file_cache_slot::file_cache_slot): ...this, adding "m_" prefixes
20962 (fcache::~fcache): Rename to...
20963 (file_cache_slot::~file_cache_slot): ...this, adding "m_" prefixes
20965 (needs_read): Convert to...
20966 (file_cache_slot::needs_read_p): ...this.
20967 (needs_grow): Convert to...
20968 (file_cache_slot::needs_grow_p): ...this.
20969 (maybe_grow): Convert to...
20970 (file_cache_slot::maybe_grow): ...this.
20971 (read_data): Convert to...
20972 (file_cache_slot::read_data): ...this.
20973 (maybe_read_data): Convert to...
20974 (file_cache_slot::maybe_read_data): ...this.
20975 (get_next_line): Convert to...
20976 (file_cache_slot::get_next_line): ...this.
20977 (goto_next_line): Convert to...
20978 (file_cache_slot::goto_next_line): ...this.
20979 (read_line_num): Convert to...
20980 (file_cache_slot::read_line_num): ...this.
20981 (location_get_source_line): Update for moving of globals to
20982 global_dc->m_file_cache.
20983 (location_missing_trailing_newline): Likewise.
20984 * input.h (class file_cache_slot): New forward decl.
20985 (class file_cache): New.
20987 2021-07-01 Michael Meissner <meissner@linux.ibm.com>
20989 * config/rs6000/rs6000.c (rs6000_maybe_emit_fp_cmove): Add IEEE
20990 128-bit floating point conditional move support.
20991 (have_compare_and_set_mask): Add IEEE 128-bit floating point
20993 * config/rs6000/rs6000.md (mov<mode>cc, IEEE128 iterator): New insn.
20994 (mov<mode>cc_p10, IEEE128 iterator): New insn.
20995 (mov<mode>cc_invert_p10, IEEE128 iterator): New insn.
20996 (fpmask<mode>, IEEE128 iterator): New insn.
20997 (xxsel<mode>, IEEE128 iterator): New insn.
20999 2021-07-01 Iain Sandoe <iain@sandoe.co.uk>
21002 * config/darwin.h (CTF_INFO_SECTION_NAME): New.
21004 2021-07-01 H.J. Lu <hjl.tools@gmail.com>
21006 * config/i386/i386-expand.c (ix86_expand_vector_init_duplicate):
21008 * config/i386/i386-protos.h (ix86_expand_vector_init_duplicate):
21010 * config/i386/sse.md (INT_BROADCAST_MODE): New mode iterator.
21011 (vec_duplicate<mode>): New expander.
21013 2021-07-01 H.J. Lu <hjl.tools@gmail.com>
21016 * config/i386/i386-expand.c (ix86_expand_vector_init_duplicate):
21018 (ix86_byte_broadcast): New function.
21019 (ix86_convert_const_wide_int_to_broadcast): Likewise.
21020 (ix86_expand_move): Convert CONST_WIDE_INT to broadcast if mode
21021 size is 16 bytes or bigger.
21022 (ix86_broadcast_from_integer_constant): New function.
21023 (ix86_expand_vector_move): Convert CONST_WIDE_INT and CONST_VECTOR
21024 to broadcast if mode size is 16 bytes or bigger.
21025 * config/i386/i386-protos.h (ix86_gen_scratch_sse_rtx): New
21027 * config/i386/i386.c (ix86_gen_scratch_sse_rtx): New function.
21029 2021-07-01 Uroš Bizjak <ubizjak@gmail.com>
21031 * config/i386/predicates.md (ix86_endbr_immediate_operand):
21032 Return true/false instead of 1/0.
21033 (movq_parallel): Ditto.
21035 2021-07-01 Uroš Bizjak <ubizjak@gmail.com>
21037 * recog.c (general_operand): Return true/false instead of 1/0.
21038 (register_operand): Ditto.
21039 (immediate_operand): Ditto.
21040 (const_int_operand): Ditto.
21041 (const_scalar_int_operand): Ditto.
21042 (const_double_operand): Ditto.
21043 (push_operand): Ditto.
21044 (pop_operand): Ditto.
21045 (memory_operand): Ditto.
21046 (indirect_operand): Ditto.
21048 2021-07-01 Uroš Bizjak <ubizjak@gmail.com>
21050 * genpreds.c (write_predicate_subfunction):
21051 Change the type of written subfunction to bool.
21052 (write_one_predicate_function):
21053 Change the type of written function to bool.
21054 (write_tm_preds_h): Ditto.
21055 * recog.h (*insn_operand_predicate_fn): Change the type to bool.
21056 * recog.c (general_operand): Change the type to bool.
21057 (address_operand): Ditto.
21058 (register_operand): Ditto.
21059 (pmode_register_operand): Ditto.
21060 (scratch_operand): Ditto.
21061 (immediate_operand): Ditto.
21062 (const_int_operand): Ditto.
21063 (const_scalar_int_operand): Ditto.
21064 (const_double_operand): Ditto.
21065 (nonimmediate_operand): Ditto.
21066 (nonmemory_operand): Ditto.
21067 (push_operand): Ditto.
21068 (pop_operand): Ditto.
21069 (memory_operand): Ditto.
21070 (indirect_operand): Ditto.
21071 (ordered_comparison_operator): Ditto.
21072 (comparison_operator): Ditto.
21073 * config/i386/i386-expand.c (ix86_expand_sse_cmp):
21074 Change the type of indirect predicate function to bool.
21075 * config/rs6000/rs6000.c (easy_vector_constant):
21076 Change the type to bool.
21077 * config/mips/mips-protos.h (m16_based_address_p):
21078 Change the type of operand 3 to bool.
21080 2021-07-01 Richard Biener <rguenther@suse.de>
21082 PR tree-optimization/101280
21083 PR tree-optimization/101173
21084 * gimple-loop-interchange.cc
21085 (tree_loop_interchange::valid_data_dependences): Revert
21086 previous change and instead correctly handle DDR_REVERSED_P
21089 2021-07-01 Richard Biener <rguenther@suse.de>
21091 PR tree-optimization/101278
21092 * tree-ssa-dse.c (dse_classify_store): First check for
21093 uses, then ignore stmt for chaining purposes.
21095 2021-07-01 Richard Biener <rguenther@suse.de>
21097 PR tree-optimization/100778
21098 * tree-vect-slp.c (vect_schedule_slp_node): Do not place trapping
21099 vectorized ops ahead of their scalar BB.
21101 2021-07-01 Uroš Bizjak <ubizjak@gmail.com>
21104 * config/i386/i386.md (*nabs<dwi>2_doubleword):
21105 New insn_and_split pattern.
21106 (*nabs<dwi>2_1): Ditto.
21107 * config/i386/i386-features.c
21108 (general_scalar_chain::compute_convert_gain):
21109 Handle (NEG (ABS (...))) RTX. Rewrite src code
21110 scanner as switch statement.
21111 (general_scalar_chain::convert_insn):
21112 Handle (NEG (ABS (...))) RTX.
21113 (general_scalar_to_vector_candidate_p):
21114 Detect (NEG (ABS (...))) RTX. Reorder case statements
21115 for (AND (NOT (...) ...)) fallthrough.
21117 2021-07-01 Richard Biener <rguenther@suse.de>
21119 PR tree-optimization/101178
21120 * tree-vect-slp.c (slpg_vertex::materialize): Remove.
21121 (slpg::perm_in): Add.
21122 (slpg::get_perm_in): Remove.
21123 (slpg::get_perm_materialized): Add.
21124 (vect_optimize_slp): Handle VEC_PERM nodes more optimally
21125 during permute propagation and materialization.
21127 2021-07-01 Jakub Jelinek <jakub@redhat.com>
21130 * dwarf2out.c (loc_list_from_tree_1): Handle COMPOUND_LITERAL_EXPR.
21132 2021-07-01 Jakub Jelinek <jakub@redhat.com>
21134 PR middle-end/94366
21135 * omp-low.c (lower_rec_input_clauses): Rename is_fp_and_or to
21136 is_truth_op, set it for TRUTH_*IF_EXPR regardless of new_var's type,
21137 use boolean_type_node instead of integer_type_node as NE_EXPR type.
21138 (lower_reduction_clauses): Likewise.
21140 2021-06-30 Hafiz Abid Qadeer <abidh@codesourcery.com>
21142 * config/gcn/gcn.c: Include dwarf2.h.
21143 (gcn_addr_space_debug): New function.
21144 (TARGET_ADDR_SPACE_DEBUG): New hook.
21146 2021-06-30 Hafiz Abid Qadeer <abidh@codesourcery.com>
21148 * common/config/gcn/gcn-common.c
21149 (gcn_option_optimization_table): Change OPT_fomit_frame_pointer to -O3.
21150 * config/gcn/gcn.c (gcn_expand_prologue): Prefer the frame pointer
21152 (gcn_expand_prologue): Prefer the frame pointer when emitting CFI.
21153 (gcn_frame_pointer_rqd): New function.
21154 (TARGET_FRAME_POINTER_REQUIRED): New hook.
21156 2021-06-30 Hafiz Abid Qadeer <abidh@codesourcery.com>
21158 * config/gcn/gcn.c (move_callee_saved_registers): Emit CFI notes for
21159 prologue register saves.
21160 (gcn_debug_unwind_info): Use UI_DWARF2.
21161 (gcn_dwarf_register_number): Map DWARF_LINK_REGISTER to DWARF PC.
21162 (gcn_dwarf_register_span): DWARF_LINK_REGISTER doesn't span.
21163 * config/gcn/gcn.h: (DWARF_FRAME_RETURN_COLUMN): New define.
21164 (DWARF_LINK_REGISTER): New define.
21165 (FIRST_PSEUDO_REGISTER): Increment.
21166 (FIXED_REGISTERS): Add entry for DWARF_LINK_REGISTER.
21167 (CALL_USED_REGISTERS): Likewise.
21168 (REGISTER_NAMES): Likewise.
21170 2021-06-30 Richard Biener <rguenther@suse.de>
21172 PR tree-optimization/101267
21173 * tree-vect-stmts.c (vect_check_scalar_mask): Adjust
21174 API and use SLP compatible interface of vect_is_simple_use.
21175 Reject not vectorized SLP defs for callers that do not support
21177 (vect_check_store_rhs): Handle masked stores and pass down
21178 the appropriate operator index.
21179 (vectorizable_call): Adjust.
21180 (vectorizable_store): Likewise.
21181 (vectorizable_load): Likewise. Handle SLP pecularity of
21183 (vect_is_simple_use): Remove special-casing of masked stores.
21185 2021-06-30 Tobias Burnus <tobias@codesourcery.com>
21187 * common.opt (foffload): Remove help as Driver only.
21188 * gcc.c (display_help): Add -foffload.
21190 2021-06-30 Tobias Burnus <tobias@codesourcery.com>
21192 * gcc.c (close_at_file, execute): Replace alloca by XALLOCAVEC.
21193 (check_offload_target_name): Fix splitting OFFLOAD_TARGETS into
21194 a candidate list; better inform no offload target is configured
21195 and fix hint extraction when passed target is not '\0' at [len].
21196 * common.opt (foffload): Add tailing '.'.
21197 (foffload-options): Likewise; fix flag name in the help string.
21199 2021-06-30 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
21202 * config/arm/arm_neon.h: Move vabs intrinsics before vcage_f32.
21203 (vcage_f32): Gate comparison on __FAST_MATH__.
21204 (vcageq_f32): Likewise.
21205 (vcale_f32): Likewise.
21206 (vcaleq_f32): Likewise.
21207 (vcagt_f32): Likewise.
21208 (vcagtq_f32): Likewise.
21209 (vcalt_f32): Likewise.
21210 (vcaltq_f32): Likewise.
21211 (vcage_f16): Likewise.
21212 (vcageq_f16): Likewise.
21213 (vcale_f16): Likewise.
21214 (vcaleq_f16): Likewise.
21215 (vcagt_f16): Likewise.
21216 (vcagtq_f16): Likewise.
21217 (vcalt_f16): Likewise.
21218 (vcaltq_f16): Likewise.
21220 2021-06-30 Richard Biener <rguenther@suse.de>
21222 PR tree-optimization/101264
21223 * tree-vect-slp.c (vect_optimize_slp): Propagate the
21224 computed perm_in to all "any" permute successors
21225 we cannot de-duplicate immediately.
21227 2021-06-30 liuhongt <hongtao.liu@intel.com>
21230 * config/i386/sse.md
21231 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>):
21233 (avx512f_sfixupimm<mode><maskz_scalar_name><round_saeonly_name>):
21235 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>"): Refined.
21236 * config/i386/subst.md (maskz_scalar): New define_subst.
21237 (maskz_scalar_name): New subst_attr.
21238 (maskz_scalar_op5): Ditto.
21239 (round_saeonly_maskz_scalar_op5): Ditto.
21240 (round_saeonly_maskz_scalar_operand5): Ditto.
21242 2021-06-30 David Edelsohn <dje.gcc@gmail.com>
21244 * config/rs6000/rs6000.c (rs6000_xcoff_section_type_flags):
21245 Increase code CSECT alignment to at least 32 bytes.
21246 * config/rs6000/xcoff.h (TEXT_SECTION_ASM_OP): Add 32 byte
21247 alignment designation.
21249 2021-06-29 Sergei Trofimovich <siarheit@google.com>
21251 * doc/generic.texi: Fix s/net yet/not yet/ typo.
21253 2021-06-29 Andrew MacLeod <amacleod@redhat.com>
21255 PR tree-optimization/101254
21256 * range-op.cc (operator_minus::op1_op2_relation_effect): Check for
21257 wrapping/non-wrapping when setting the result range.
21259 2021-06-29 Andrew MacLeod <amacleod@redhat.com>
21261 * value-query.cc (gimple_range_global): Allow phis.
21263 2021-06-29 Andrew MacLeod <amacleod@redhat.com>
21265 * vr-values.c (vr_values::vrp_stmt_computes_nonzero): Use stmt.
21266 (simplify_using_ranges::op_with_boolean_value_range_p): Add a
21267 statement for location context.
21268 (check_for_binary_op_overflow): Ditto.
21269 (simplify_using_ranges::get_vr_for_comparison): Ditto.
21270 (simplify_using_ranges::compare_name_with_value): Ditto.
21271 (simplify_using_ranges::compare_names): Ditto.
21272 (vrp_evaluate_conditional_warnv_with_ops_using_ranges): Ditto.
21273 (simplify_using_ranges::simplify_truth_ops_using_ranges): Ditto.
21274 (simplify_using_ranges::simplify_min_or_max_using_ranges): Ditto.
21275 (simplify_using_ranges::simplify_internal_call_using_ranges): Ditto.
21276 (simplify_using_ranges::two_valued_val_range_p): Ditto.
21277 (simplify_using_ranges::simplify): Ditto.
21278 * vr-values.h: Adjust prototypes.
21280 2021-06-29 Uroš Bizjak <ubizjak@gmail.com>
21283 * config/i386/mmx.md (vec_addsubv2sf3): New insn pattern.
21285 2021-06-29 Julian Brown <julian@codesourcery.com>
21287 * config/gcn/gcn.c (gcn_init_libfuncs): New function.
21288 (TARGET_INIT_LIBFUNCS): Define target hook using above function.
21289 * config/gcn/gcn.h (UNITS_PER_WORD): Define to 8 for IN_LIBGCC2, 4
21291 (LIBGCC2_UNITS_PER_WORD, BITS_PER_WORD): Remove definitions.
21292 (MAX_FIXED_MODE_SIZE): Change to 128.
21294 2021-06-29 Julian Brown <julian@codesourcery.com>
21296 * config/gcn/gcn.md (UNSPEC_FLBIT_INT): New unspec constant.
21297 (s_mnemonic): Add clrsb.
21298 (gcn_flbit<mode>_int): Add insn pattern for SImode/DImode.
21299 (clrsb<mode>2): Add expander for SImode/DImode.
21301 2021-06-29 Julian Brown <julian@codesourcery.com>
21303 * config/gcn/gcn.md (<su>mulsidi3, <su>mulsidi3_reg, <su>mulsidi3_imm,
21304 muldi3): Add patterns.
21306 2021-06-29 Julian Brown <julian@codesourcery.com>
21308 * config/gcn/gcn.md (<su>mulsi3_highpart): Change to expander.
21309 (<su>mulsi3_highpart_reg, <su>mulsi3_highpart_imm): New patterns.
21311 2021-06-29 Julian Brown <julian@codesourcery.com>
21313 * config/gcn/gcn.md (mulsi3): Make s_mulk_i32 variant clobber SCC.
21315 2021-06-29 Joseph Myers <joseph@codesourcery.com>
21317 * btfout.c, ctfout.c: Include "memmodel.h".
21319 2021-06-29 Tobias Burnus <tobias@codesourcery.com>
21321 * gcc.c (check_offload_target_name): Cast len argument to
21322 %q.*s to 'int'; avoid -Wstringop-truncation warning.
21324 2021-06-29 Richard Biener <rguenther@suse.de>
21326 * tree-vect-slp.c (vect_optimize_slp): Forward propagate
21327 to "any" permute nodes and relax "any" permute proapgation
21328 during iterative backward propagation.
21330 2021-06-29 Tobias Burnus <tobias@codesourcery.com>
21333 * common.opt (-foffload=): Update description.
21334 (-foffload-options=): New.
21335 * doc/invoke.texi (C Language Options): Document
21336 -foffload and -foffload-options.
21337 * gcc.c (check_offload_target_name): New, split off from
21338 handle_foffload_option.
21339 (check_foffload_target_names): New.
21340 (handle_foffload_option): Handle -foffload=default.
21341 (driver_handle_option): Update for -foffload-options.
21342 * lto-opts.c (lto_write_options): Use -foffload-options
21343 instead of -foffload.
21344 * lto-wrapper.c (merge_and_complain, append_offload_options):
21346 * opts.c (common_handle_option): Likewise.
21348 2021-06-29 Tobias Burnus <tobias@codesourcery.com>
21350 * doc/invoke.texi (C Language Options): Sort options
21351 alphabetically in optlist and also the description itself.
21352 Remove leftover -fallow-single-precision from and add missing
21353 -fgnu-tm to the optlist.
21355 2021-06-29 Richard Biener <rguenther@suse.de>
21357 * tree-vect-slp.c (slpg_vertex::visited): Remove.
21358 (vect_slp_perms_eq): Handle -1 permutes.
21359 (vect_optimize_slp): Rewrite permute propagation.
21361 2021-06-29 Jakub Jelinek <jakub@redhat.com>
21364 * match.pd ((intptr_t)x eq/ne CST to x eq/ne (typeof x) CST): Don't
21365 perform the optimization in GENERIC when sanitizing and x has a
21368 2021-06-29 Richard Biener <rguenther@suse.de>
21370 PR tree-optimization/101242
21371 * tree-vect-slp.c (vect_slp_build_vertices): Force-add
21372 PHIs with not represented initial values as leafs.
21374 2021-06-29 Jan-Benedict Glaw <jbglaw@getslash.de>
21376 * config/pdp11/pdp11.h (ASM_OUTPUT_SKIP): Fix signedness warning.
21377 * config/pdp11/pdp11.c (pdp11_asm_print_operand_punct_valid_p): Remove
21378 "register" keyword.
21379 (pdp11_initial_elimination_offset) Remove unused variable.
21380 (pdp11_cmp_length) Ditto.
21381 (pdp11_insn_cost): Ditto, and fix signedness warning.
21383 2021-06-29 David Edelsohn <dje.gcc@gmail.com>
21385 * btfout.c: Include tm_p.h.
21388 2021-06-28 Indu Bhagat <indu.bhagat@oracle.com>
21390 * config/bpf/bpf.c (bpf_expand_prologue): Do not mark insns as
21392 (bpf_expand_epilogue): Likewise.
21393 * config/bpf/bpf.h (DWARF2_FRAME_INFO): Define to 0.
21394 Do not define DBX_DEBUGGING_INFO.
21396 2021-06-28 Indu Bhagat <indu.bhagat@oracle.com>
21398 * doc/invoke.texi: Document the CTF and BTF debug info options.
21400 2021-06-28 Indu Bhagat <indu.bhagat@oracle.com>
21401 David Faust <david.faust@oracle.com>
21402 Jose E. Marchesi <jose.marchesi@oracle.com>
21403 Weimin Pan <weimin.pan@oracle.com>
21405 * Makefile.in: Add ctfc.*, ctfout.c and btfout.c files to
21406 GTFILES. Add new object files.
21407 * common.opt: Add CTF and BTF debug info options.
21408 * btfout.c: New file.
21409 * ctfc.c: Likewise.
21410 * ctfc.h: Likewise.
21411 * ctfout.c: Likewise.
21412 * dwarf2ctf.c: Likewise.
21413 * dwarf2ctf.h: Likewise.
21414 * dwarf2cfi.c (dwarf2out_do_frame): Acknowledge CTF_DEBUG and
21416 * dwarf2out.c (dwarf2out_source_line): Likewise.
21417 (dwarf2out_finish): Skip emitting DWARF if CTF or BTF are to
21419 (debug_format_do_cu): New function.
21420 (dwarf2out_early_finish): Traverse DIEs and emit CTF/BTF for
21422 Include dwarf2ctf.c.
21423 * final.c (dwarf2_debug_info_emitted_p): Acknowledge DWARF-based debug
21425 * flag-types.h (enum debug_info_type): Add CTF_DEBUG and BTF_DEBUG.
21426 (CTF_DEBUG): New bitmask.
21427 (BTF_DEBUG): Likewise.
21428 (enum ctf_debug_info_levels): New enum.
21429 * gengtype.c (open_base_files): Handle ctfc.h.
21430 (main): Handle uint32_t type.
21431 * flags.h (btf_debuginfo_p): New definition.
21432 (dwarf_based_debuginfo_p): Likewise.
21433 * opts.c (debug_type_names): Add entries for CTF and BTF.
21434 (btf_debuginfo_p): New function.
21435 (dwarf_based_debuginfo_p): Likewise.
21436 (common_handle_option): Handle -gctfN and -gbtf options.
21437 (set_debug_level): Set CTF_DEBUG, BTF_DEBUG whenever appropriate.
21438 * toplev.c (process_options): Inform the user and ignore -gctfLEVEL if
21441 2021-06-28 Jose E. Marchesi <jose.marchesi@oracle.com>
21443 * dwarf2out.c (AT_class): Function is no longer static.
21444 (AT_int): Likewise.
21445 (AT_unsigned): Likewise.
21446 (AT_loc): Likewise.
21447 (get_AT): Likewise.
21448 (get_AT_string): Likewise.
21449 (get_AT_flag): Likewise.
21450 (get_AT_unsigned): Likewise.
21451 (get_AT_ref): Likewise.
21452 (new_die_raw): Likewise.
21453 (lookup_decl_die): Likewise.
21454 (base_type_die): Likewise.
21455 (add_name_attribute): Likewise.
21456 (add_AT_int): Likewise.
21457 (add_AT_unsigned): Likewise.
21458 (add_AT_loc): Likewise.
21459 (dw_get_die_tag): New function.
21460 (dw_get_die_child): Likewise.
21461 (dw_get_die_sib): Likewise.
21462 (struct dwarf_file_data): Move from here to dwarf2out.h
21463 (struct dw_attr_struct): Likewise.
21464 * dwarf2out.h: Analogous changes.
21466 2021-06-28 Martin Jambor <mjambor@suse.cz>
21469 * ipa-param-manipulation.h (class ipa_param_body_adjustments): New
21470 members m_dead_stmts and m_dead_ssas.
21471 * ipa-param-manipulation.c
21472 (ipa_param_body_adjustments::mark_dead_statements): New function.
21473 (ipa_param_body_adjustments::common_initialization): Call it on
21474 all removed but not split parameters.
21475 (ipa_param_body_adjustments::ipa_param_body_adjustments): Initialize
21477 (ipa_param_body_adjustments::modify_call_stmt): Remove arguments that
21479 * tree-inline.c (remap_gimple_stmt): Do not copy dead statements, reset
21480 dead debug statements.
21481 (copy_phis_for_bb): Do not copy dead PHI nodes.
21483 2021-06-28 Martin Jambor <mjambor@suse.cz>
21486 * symtab-clones.h (clone_info): Removed member param_adjustments.
21487 * ipa-param-manipulation.h: Adjust initial comment to reflect how we
21488 deal with pass-through splits now.
21489 (ipa_param_performed_split): Removed.
21490 (ipa_param_adjustments::modify_call): Adjusted parameters.
21491 (class ipa_param_body_adjustments): Adjusted parameters of
21492 register_replacement, modify_gimple_stmt and modify_call_stmt.
21493 (ipa_verify_edge_has_no_modifications): Declare.
21494 (ipa_edge_modifications_finalize): Declare.
21495 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Remove
21496 performed_splits processing, pas only edge to padjs->modify_call,
21497 check that call arguments were not modified if they should not have
21499 * cgraphclones.c (cgraph_node::create_clone): Do not copy performed
21501 * ipa-param-manipulation.c (struct pass_through_split_map): New type.
21502 (ipa_edge_modification_info): Likewise.
21503 (ipa_edge_modification_sum): Likewise.
21504 (ipa_edge_modifications): New edge summary.
21505 (ipa_verify_edge_has_no_modifications): New function.
21506 (transitive_split_p): Removed.
21507 (transitive_split_map): Likewise.
21508 (init_transitive_splits): Likewise.
21509 (ipa_param_adjustments::modify_call): Adjusted to use the new edge
21510 summary instead of performed_splits.
21511 (ipa_param_body_adjustments::register_replacement): Drop dummy
21512 parameter, set base_index of the created ipa_param_body_replacement.
21513 (phi_arg_will_live_p): New function.
21514 (ipa_param_body_adjustments::common_initialization): Do not create
21515 IPA_SRA dummy decls.
21516 (simple_tree_swap_info): Removed.
21517 (remap_split_decl_to_dummy): Likewise.
21518 (record_argument_state_1): New function.
21519 (record_argument_state): Likewise.
21520 (ipa_param_body_adjustments::modify_call_stmt): New parameter
21521 orig_stmt. Do not work with dummy decls, save necessary info about
21522 changes to ipa_edge_modifications.
21523 (ipa_param_body_adjustments::modify_gimple_stmt): New parameter
21524 orig_stmt, pass it to modify_call_stmt.
21525 (ipa_param_body_adjustments::modify_cfun_body): Adjust call to
21526 modify_gimple_stmt.
21527 (ipa_edge_modifications_finalize): New function.
21528 * tree-inline.c (remap_gimple_stmt): Pass original statement to
21529 modify_gimple_stmt.
21530 (copy_phis_for_bb): Do not copy dead PHI nodes.
21531 (expand_call_inline): Do not remap performed_splits.
21532 (update_clone_info): Likewise.
21533 * toplev.c: Include ipa-param-manipulation.h.
21534 (toplev::finalize): Call ipa_edge_modifications_finalize.
21536 2021-06-28 Andrew Pinski <apinski@marvell.com>
21538 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Duplicate range
21539 info if we're the only things setting the target PHI.
21540 (value_replacement): Don't duplicate range here.
21541 (minmax_replacement): Likewise.
21543 2021-06-28 Richard Biener <rguenther@suse.de>
21545 PR tree-optimization/101229
21546 * gimple-walk.c (gimple_walk_op): Handle PHIs.
21548 2021-06-28 Martin Liska <mliska@suse.cz>
21550 * config/v850/v850.c (construct_dispose_instruction): Allocate
21552 (construct_prepare_instruction): Likewise.
21554 2021-06-28 Martin Liska <mliska@suse.cz>
21556 * config/v850/v850.c (v850_option_override): Build default
21558 (v850_can_inline_p): New. Allow MASK_PROLOG_FUNCTION to be
21559 ignored for inlining.
21560 (TARGET_CAN_INLINE_P): New.
21562 2021-06-28 Richard Biener <rguenther@suse.de>
21564 PR tree-optimization/101207
21565 * tree-vect-slp.c (vect_optimize_slp): Do BB reduction
21566 permute eliding for load permutations properly.
21568 2021-06-28 Richard Biener <rguenther@suse.de>
21570 PR tree-optimization/101173
21571 * gimple-loop-interchange.cc
21572 (tree_loop_interchange::valid_data_dependences): Disallow outer
21573 loop dependence distance of zero.
21575 2021-06-28 liuhongt <hongtao.liu@intel.com>
21578 * config/i386/sse.md (*avx_cmp<mode>3_lt): New
21579 define_insn_and_split.
21580 (*avx_cmp<mode>3_ltint): Ditto.
21581 (*avx2_pcmp<mode>3_3): Ditto.
21582 (*avx2_pcmp<mode>3_4): Ditto.
21583 (*avx2_pcmp<mode>3_5): Ditto.
21585 2021-06-28 liuhongt <hongtao.liu@intel.com>
21587 * config/i386/i386-builtin.def (IX86_BUILTIN_BLENDVPD256,
21588 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_PBLENDVB256,
21589 IX86_BUILTIN_BLENDVPD, IX86_BUILTIN_BLENDVPS,
21590 IX86_BUILTIN_PBLENDVB128): Replace icode with
21592 * config/i386/i386.c (ix86_gimple_fold_builtin): Fold blendv
21594 * config/i386/sse.md (*<sse4_1_avx2>_pblendvb_lt_subreg_not):
21595 New pre_reload splitter.
21597 2021-06-27 Andrew Pinski <apinski@marvell.com>
21599 PR middle-end/101230
21600 * fold-const.c (fold_ternary_loc): Check
21601 the return value of invert_tree_comparison.
21603 2021-06-27 David Edelsohn <dje.gcc@gmail.com>
21605 * config.gcc: Add SPDX License Identifier.
21606 (powerpc-ibm-aix789): Default to aix73.h.
21607 (powerpc-ibm-aix7.2.*.*): New stanza.
21608 * config/rs6000/aix72.h: Add SPDX License Identifier.
21609 * config/rs6000/aix73.h: New file.
21611 2021-06-26 Jason Merrill <jason@redhat.com>
21613 * except.c: #include "dwarf2.h" instead of "dwarf2out.h".
21615 2021-06-26 Andrew Pinski <apinski@marvell.com>
21617 * genmatch.c (lower_cond): Copy for_subst_vec
21618 for the simplify also.
21619 (lower): Swap the order for lower_for and lower_cond.
21621 2021-06-26 Andrew Pinski <apinski@marvell.com>
21623 * tree-ssa-phiopt.c (match_simplify_replacement): Reset
21624 flow senatitive info on the moved ssa set.
21626 2021-06-26 Andrew Pinski <apinski@marvell.com>
21628 * fold-const.c (fold_cond_expr_with_comparison):
21629 Exand arg0 into comp_code, arg00, and arg01.
21630 (fold_ternary_loc): Use invert_tree_comparison
21631 instead of fold_invert_truthvalue for the case
21632 where we have A CMP B ? C : A.
21634 2021-06-25 Martin Sebor <msebor@redhat.com>
21636 PR middle-end/101216
21637 * calls.c (maybe_warn_rdwr_sizes): Use the no_warning constant.
21639 2021-06-25 Jeff Law <jeffreyalaw@gmail.com>
21641 * config/h8300/h8300.c (select_cc_mode): Handle ASHIFTRT and LSHIFTRT.
21643 2021-06-25 Richard Biener <rguenther@suse.de>
21645 PR tree-optimization/101202
21646 * tree-vect-slp.c (vect_optimize_slp): Explicitely handle
21649 2021-06-25 Richard Biener <rguenther@suse.de>
21651 * tree-vect-slp-patterns.c (addsub_pattern::build): Copy
21652 STMT_VINFO_REDUC_DEF from the original representative.
21654 2021-06-25 Martin Sebor <msebor@redhat.com>
21656 * builtins.c (warn_string_no_nul): Replace uses of TREE_NO_WARNING,
21657 gimple_no_warning_p and gimple_set_no_warning with
21658 warning_suppressed_p, and suppress_warning.
21660 (maybe_warn_for_bound): Same.
21661 (warn_for_access): Same.
21662 (check_access): Same.
21663 (expand_builtin_strncmp): Same.
21664 (fold_builtin_varargs): Same.
21665 * calls.c (maybe_warn_nonstring_arg): Same.
21666 (maybe_warn_rdwr_sizes): Same.
21667 * cfgexpand.c (expand_call_stmt): Same.
21668 * cgraphunit.c (check_global_declaration): Same.
21669 * fold-const.c (fold_undefer_overflow_warnings): Same.
21670 (fold_truth_not_expr): Same.
21671 (fold_unary_loc): Same.
21672 (fold_checksum_tree): Same.
21673 * gimple-array-bounds.cc (array_bounds_checker::check_array_ref): Same.
21674 (array_bounds_checker::check_mem_ref): Same.
21675 (array_bounds_checker::check_addr_expr): Same.
21676 (array_bounds_checker::check_array_bounds): Same.
21677 * gimple-expr.c (copy_var_decl): Same.
21678 * gimple-fold.c (gimple_fold_builtin_strcpy): Same.
21679 (gimple_fold_builtin_strncat): Same.
21680 (gimple_fold_builtin_stxcpy_chk): Same.
21681 (gimple_fold_builtin_stpcpy): Same.
21682 (gimple_fold_builtin_sprintf): Same.
21683 (fold_stmt_1): Same.
21684 * gimple-ssa-isolate-paths.c (diag_returned_locals): Same.
21685 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
21686 * gimple-ssa-sprintf.c (handle_printf_call): Same.
21687 * gimple-ssa-store-merging.c (imm_store_chain_info::output_merged_store): Same.
21688 * gimple-ssa-warn-restrict.c (maybe_diag_overlap): Same.
21689 * gimple-ssa-warn-restrict.h: Adjust declarations.
21690 (maybe_diag_access_bounds): Replace uses of TREE_NO_WARNING,
21691 gimple_no_warning_p and gimple_set_no_warning with
21692 warning_suppressed_p, and suppress_warning.
21693 (check_call): Same.
21694 (check_bounds_or_overlap): Same.
21695 * gimple.c (gimple_build_call_from_tree): Same.
21696 * gimplify.c (gimplify_return_expr): Same.
21697 (gimplify_cond_expr): Same.
21698 (gimplify_modify_expr_complex_part): Same.
21699 (gimplify_modify_expr): Same.
21700 (gimple_push_cleanup): Same.
21701 (gimplify_expr): Same.
21702 * omp-expand.c (expand_omp_for_generic): Same.
21703 (expand_omp_taskloop_for_outer): Same.
21704 * omp-low.c (lower_rec_input_clauses): Same.
21705 (lower_lastprivate_clauses): Same.
21706 (lower_send_clauses): Same.
21707 (lower_omp_target): Same.
21708 * tree-cfg.c (pass_warn_function_return::execute): Same.
21709 * tree-complex.c (create_one_component_var): Same.
21710 * tree-inline.c (remap_gimple_op_r): Same.
21711 (copy_tree_body_r): Same.
21712 (declare_return_variable): Same.
21713 (expand_call_inline): Same.
21714 * tree-nested.c (lookup_field_for_decl): Same.
21715 * tree-sra.c (create_access_replacement): Same.
21716 (generate_subtree_copies): Same.
21717 * tree-ssa-ccp.c (pass_post_ipa_warn::execute): Same.
21718 * tree-ssa-forwprop.c (combine_cond_expr_cond): Same.
21719 * tree-ssa-loop-ch.c (ch_base::copy_headers): Same.
21720 * tree-ssa-loop-im.c (execute_sm): Same.
21721 * tree-ssa-phiopt.c (cond_store_replacement): Same.
21722 * tree-ssa-strlen.c (maybe_warn_overflow): Same.
21723 (handle_builtin_strcpy): Same.
21724 (maybe_diag_stxncpy_trunc): Same.
21725 (handle_builtin_stxncpy_strncat): Same.
21726 (handle_builtin_strcat): Same.
21727 * tree-ssa-uninit.c (get_no_uninit_warning): Same.
21728 (set_no_uninit_warning): Same.
21729 (uninit_undefined_value_p): Same.
21730 (warn_uninit): Same.
21731 (maybe_warn_operand): Same.
21732 * tree-vrp.c (compare_values_warnv): Same.
21733 * vr-values.c (vr_values::extract_range_for_var_from_comparison_expr): Same.
21734 (test_for_singularity): Same.
21735 * gimple.h (warning_suppressed_p): New function.
21736 (suppress_warning): Same.
21737 (copy_no_warning): Same.
21738 (gimple_set_block): Call gimple_set_location.
21739 (gimple_set_location): Call copy_warning.
21741 2021-06-25 Martin Sebor <msebor@redhat.com>
21743 * tree.h (warning_suppressed_at, copy_warning,
21744 warning_suppressed_p, suppress_warning): New functions.
21746 2021-06-25 Martin Sebor <msebor@redhat.com>
21748 * Makefile.in (OBJS-libcommon): Add diagnostic-spec.o.
21749 * gengtype.c (open_base_files): Add diagnostic-spec.h.
21750 * diagnostic-spec.c: New file.
21751 * diagnostic-spec.h: New file.
21752 * tree.h (no_warning, all_warnings, suppress_warning_at): New
21754 * warning-control.cc: New file.
21756 2021-06-25 liuhongt <hongtao.liu@intel.com>
21759 * config/i386/i386.c (x86_order_regs_for_local_alloc):
21762 2021-06-24 Andrew MacLeod <amacleod@redhat.com>
21764 PR tree-optimization/101189
21765 * gimple-range-fold.cc (fold_using_range::range_of_range_op): Pass
21766 LHS range of condition to postfold routine.
21767 (fold_using_range::postfold_gcond_edges): Only process the TRUE or
21768 FALSE edge if the LHS range supports it being taken.
21769 * gimple-range-fold.h (postfold_gcond_edges): Add range parameter.
21771 2021-06-24 Andrew MacLeod <amacleod@redhat.com>
21773 * value-relation.cc (equiv_oracle::dump): Do not dump NULL blocks.
21774 (relation_oracle::find_relation_block): Check correct bitmap.
21775 (relation_oracle::dump): Do not dump NULL blocks.
21777 2021-06-24 Andrew MacLeod <amacleod@redhat.com>
21779 * gimple-range-cache.cc (ranger_cache::propagate_cache): Call
21780 range_on_edge instead of manually calculating.
21782 2021-06-24 Andrew MacLeod <amacleod@redhat.com>
21784 * range-op.cc: Fix comment.
21786 2021-06-24 Uroš Bizjak <ubizjak@gmail.com>
21789 * config/i386/i386-expand.c (ix86_expand_sse_unpack):
21790 Handle V8QI and V4HI modes.
21791 * config/i386/mmx.md (sse4_1_<any_extend:code>v4qiv4hi2):
21793 (sse4_1_<any_extend:code>v4qiv4hi2): Ditto.
21794 (mmxpackmode): New mode attribute.
21795 (vec_pack_trunc_<mmxpackmode:mode>): New expander.
21796 (mmxunpackmode): New mode attribute.
21797 (vec_unpacks_lo_<mmxunpackmode:mode>): New expander.
21798 (vec_unpacks_hi_<mmxunpackmode:mode>): Ditto.
21799 (vec_unpacku_lo_<mmxunpackmode:mode>): Ditto.
21800 (vec_unpacku_hi_<mmxunpackmode:mode>): Ditto.
21801 * config/i386/i386.md (extsuffix): Move from ...
21802 * config/i386/sse.md: ... here.
21804 2021-06-24 Eric Botcazou <ebotcazou@adacore.com>
21806 * dwarf2out.c (dwarf2out_assembly_start): Emit .file 0 marker here..
21807 (dwarf2out_finish): ...instead of here.
21809 2021-06-24 Eric Botcazou <ebotcazou@adacore.com>
21811 * configure.ac (--gdwarf-5 option): Use objdump instead of readelf.
21812 (working --gdwarf-4/--gdwarf-5 for all sources): Likewise.
21813 (--gdwarf-4 not refusing generated .debug_line): Adjust for Windows.
21814 * configure: Regenerate.
21816 2021-06-24 Richard Biener <rguenther@suse.de>
21818 * config/i386/sse.md (vec_addsubv4df3, vec_addsubv2df3,
21819 vec_addsubv8sf3, vec_addsubv4sf3): Merge into ...
21820 (vec_addsub<mode>3): ... using a new addsub_cst mode attribute.
21822 2021-06-24 Richard Biener <rguenther@suse.de>
21824 * config/i386/sse.md (avx_addsubv4df3): Rename to
21826 (avx_addsubv8sf3): Rename to vec_addsubv8sf3.
21827 (sse3_addsubv2df3): Rename to vec_addsubv2df3.
21828 (sse3_addsubv4sf3): Rename to vec_addsubv4sf3.
21829 * config/i386/i386-builtin.def: Adjust.
21830 * internal-fn.def (VEC_ADDSUB): New internal optab fn.
21831 * optabs.def (vec_addsub_optab): New optab.
21832 * tree-vect-slp-patterns.c (class addsub_pattern): New.
21833 (slp_patterns): Add addsub_pattern.
21834 * tree-vect-slp.c (vect_optimize_slp): Disable propagation
21835 across CFN_VEC_ADDSUB.
21836 * tree-vectorizer.h (vect_pattern::vect_pattern): Make
21838 * doc/md.texi (vec_addsub<mode>3): Document.
21840 2021-06-24 Jakub Jelinek <jakub@redhat.com>
21842 PR middle-end/101170
21843 * df-scan.c (df_ref_record): For paradoxical big-endian SUBREGs
21844 where regno + subreg_regno_offset wraps around use 0 as starting
21847 2021-06-24 Jakub Jelinek <jakub@redhat.com>
21849 PR middle-end/101172
21850 * stor-layout.c (finish_bitfield_representative): If nextf has
21851 error_mark_node type, set repr type to error_mark_node too.
21853 2021-06-24 Ilya Leoshkevich <iii@linux.ibm.com>
21855 * config/s390/s390.c (s390_function_profiler): Ignore labelno
21857 * config/s390/s390.h (NO_PROFILE_COUNTERS): Define.
21859 2021-06-24 Richard Biener <rguenther@suse.de>
21861 * tree-vect-slp.c (vect_optimize_slp): Do not propagate
21862 across operations that have different semantics on different
21865 2021-06-24 Jakub Jelinek <jakub@redhat.com>
21867 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): Document meaning for OpenMP.
21868 * gimplify.c (gimplify_scan_omp_clauses): For OpenMP map clauses
21869 with OMP_CLAUSE_MAP_IN_REDUCTION flag partially defer gimplification
21870 of non-decl OMP_CLAUSE_DECL. For OMP_CLAUSE_IN_REDUCTION on
21871 OMP_TARGET user outer_ctx instead of ctx for placeholders and
21872 initializer/combiner gimplification.
21873 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE_MAP_IN_REDUCTION
21874 on target constructs.
21875 (lower_rec_input_clauses): Likewise.
21876 (lower_omp_target): Likewise.
21877 * omp-expand.c (expand_omp_target): Temporarily ignore nowait clause
21878 on target if in_reduction is present.
21880 2021-06-24 Kewen Lin <linkw@linux.ibm.com>
21882 * tree-predcom.c (class pcom_worker): New class.
21883 (release_chain): Renamed to...
21884 (pcom_worker::release_chain): ...this.
21885 (release_chains): Renamed to...
21886 (pcom_worker::release_chains): ...this.
21887 (aff_combination_dr_offset): Renamed to...
21888 (pcom_worker::aff_combination_dr_offset): ...this.
21889 (determine_offset): Renamed to...
21890 (pcom_worker::determine_offset): ...this.
21891 (class comp_ptrs): New class.
21892 (split_data_refs_to_components): Renamed to...
21893 (pcom_worker::split_data_refs_to_components): ...this,
21894 and update with class comp_ptrs.
21895 (suitable_component_p): Renamed to...
21896 (pcom_worker::suitable_component_p): ...this.
21897 (filter_suitable_components): Renamed to...
21898 (pcom_worker::filter_suitable_components): ...this.
21899 (valid_initializer_p): Renamed to...
21900 (pcom_worker::valid_initializer_p): ...this.
21901 (find_looparound_phi): Renamed to...
21902 (pcom_worker::find_looparound_phi): ...this.
21903 (add_looparound_copies): Renamed to...
21904 (pcom_worker::add_looparound_copies): ...this.
21905 (determine_roots_comp): Renamed to...
21906 (pcom_worker::determine_roots_comp): ...this.
21907 (determine_roots): Renamed to...
21908 (pcom_worker::determine_roots): ...this.
21909 (single_nonlooparound_use): Renamed to...
21910 (pcom_worker::single_nonlooparound_use): ...this.
21911 (remove_stmt): Renamed to...
21912 (pcom_worker::remove_stmt): ...this.
21913 (execute_pred_commoning_chain): Renamed to...
21914 (pcom_worker::execute_pred_commoning_chain): ...this.
21915 (execute_pred_commoning): Renamed to...
21916 (pcom_worker::execute_pred_commoning): ...this.
21917 (struct epcc_data): New member worker.
21918 (execute_pred_commoning_cbck): Call execute_pred_commoning
21919 with pcom_worker pointer.
21920 (find_use_stmt): Renamed to...
21921 (pcom_worker::find_use_stmt): ...this.
21922 (find_associative_operation_root): Renamed to...
21923 (pcom_worker::find_associative_operation_root): ...this.
21924 (find_common_use_stmt): Renamed to...
21925 (pcom_worker::find_common_use_stmt): ...this.
21926 (combinable_refs_p): Renamed to...
21927 (pcom_worker::combinable_refs_p): ...this.
21928 (reassociate_to_the_same_stmt): Renamed to...
21929 (pcom_worker::reassociate_to_the_same_stmt): ...this.
21930 (stmt_combining_refs): Renamed to...
21931 (pcom_worker::stmt_combining_refs): ...this.
21932 (combine_chains): Renamed to...
21933 (pcom_worker::combine_chains): ...this.
21934 (try_combine_chains): Renamed to...
21935 (pcom_worker::try_combine_chains): ...this.
21936 (prepare_initializers_chain): Renamed to...
21937 (pcom_worker::prepare_initializers_chain): ...this.
21938 (prepare_initializers): Renamed to...
21939 (pcom_worker::prepare_initializers): ...this.
21940 (prepare_finalizers_chain): Renamed to...
21941 (pcom_worker::prepare_finalizers_chain): ...this.
21942 (prepare_finalizers): Renamed to...
21943 (pcom_worker::prepare_finalizers): ...this.
21944 (tree_predictive_commoning_loop): Renamed to...
21945 (pcom_worker::tree_predictive_commoning_loop): ...this, adjust
21946 some calls and remove some cleanup code.
21947 (tree_predictive_commoning): Adjusted to use pcom_worker instance.
21948 (static variable looparound_phis): Remove.
21949 (static variable name_expansions): Remove.
21951 2021-06-24 Richard Biener <rguenther@suse.de>
21953 * tree-vect-slp.c (slpg_vertex): New struct.
21954 (vect_slp_build_vertices): Adjust.
21955 (vect_optimize_slp): Likewise. Maintain an outgoing permute
21956 and a materialized one.
21958 2021-06-24 Richard Biener <rguenther@suse.de>
21960 PR tree-optimization/101105
21961 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
21962 Only ignore steps when they are equal or scalar order is preserved.
21964 2021-06-24 liuhongt <hongtao.liu@intel.com>
21967 * config/i386/i386-expand.c (ix86_expand_vec_interleave):
21968 Adjust comments for ix86_expand_vecop_qihi2.
21969 (ix86_expand_vecmul_qihi): Renamed to ..
21970 (ix86_expand_vecop_qihi2): Adjust function prototype to
21971 support shift operation, add static to definition.
21972 (ix86_expand_vec_shift_qihi_constant): Add static to definition.
21973 (ix86_expand_vecop_qihi): Call ix86_expand_vecop_qihi2 and
21974 ix86_expand_vec_shift_qihi_constant.
21975 * config/i386/i386-protos.h (ix86_expand_vecmul_qihi): Deleted.
21976 (ix86_expand_vec_shift_qihi_constant): Deleted.
21977 * config/i386/sse.md (VI12_256_512_AVX512VL): New mode
21979 (mulv8qi3): Call ix86_expand_vecop_qihi directly, add
21980 condition TARGET_64BIT.
21981 (mul<mode>3): Ditto.
21982 (<insn><mode>3): Ditto.
21983 (vlshr<mode>3): Extend to support avx512 vlshr.
21984 (v<insn><mode>3): New expander for
21986 (v<insn>v8qi3): Ditto.
21987 (vashrv8hi3<mask_name>): Renamed to ..
21988 (vashr<mode>3): And extend to support V16QImode for avx512.
21989 (vashrv16qi3): Deleted.
21990 (vashrv2di3<mask_name>): Extend expander to support avx512
21993 2021-06-23 Dimitar Dimitrov <dimitar@dinux.eu>
21995 * doc/lto.texi (Design Overview): Update that slim objects are
21998 2021-06-23 Aaron Sawdey <acsawdey@linux.ibm.com>
22000 * config/rs6000/rs6000-cpus.def: Take OPTION_MASK_PCREL_OPT out
22001 of OTHER_POWER10_MASKS so it will not be enabled by default.
22003 2021-06-23 Richard Biener <rguenther@suse.de>
22004 Martin Jambor <mjambor@suse.cz>
22006 * tree-inline.c (setup_one_parameter): Set TREE_READONLY of the
22007 param replacement unconditionally. Adjust comment.
22009 2021-06-23 Andrew MacLeod <amacleod@redhat.com>
22011 * Makefile.in (OBJS): Add gimple-range-fold.o
22012 * gimple-range-fold.cc: New.
22013 * gimple-range-fold.h: New.
22014 * gimple-range-gori.cc (gimple_range_calc_op1): Move to here.
22015 (gimple_range_calc_op2): Ditto.
22016 * gimple-range-gori.h: Move prototypes to here.
22017 * gimple-range.cc: Adjust include files.
22018 (fur_source:fur_source): Relocate to gimple-range-fold.cc.
22019 (fur_source::get_operand): Ditto.
22020 (fur_source::get_phi_operand): Ditto.
22021 (fur_source::query_relation): Ditto.
22022 (fur_source::register_relation): Ditto.
22023 (class fur_edge): Ditto.
22024 (fur_edge::fur_edge): Ditto.
22025 (fur_edge::get_operand): Ditto.
22026 (fur_edge::get_phi_operand): Ditto.
22027 (fur_stmt::fur_stmt): Ditto.
22028 (fur_stmt::get_operand): Ditto.
22029 (fur_stmt::get_phi_operand): Ditto.
22030 (fur_stmt::query_relation): Ditto.
22031 (class fur_depend): Relocate to gimple-range-fold.h.
22032 (fur_depend::fur_depend): Relocate to gimple-range-fold.cc.
22033 (fur_depend::register_relation): Ditto.
22034 (fur_depend::register_relation): Ditto.
22035 (class fur_list): Ditto.
22036 (fur_list::fur_list): Ditto.
22037 (fur_list::get_operand): Ditto.
22038 (fur_list::get_phi_operand): Ditto.
22039 (fold_range): Ditto.
22040 (adjust_pointer_diff_expr): Ditto.
22041 (gimple_range_adjustment): Ditto.
22042 (gimple_range_base_of_assignment): Ditto.
22043 (gimple_range_operand1): Ditto.
22044 (gimple_range_operand2): Ditto.
22045 (gimple_range_calc_op1): Relocate to gimple-range-gori.cc.
22046 (gimple_range_calc_op2): Ditto.
22047 (fold_using_range::fold_stmt): Relocate to gimple-range-fold.cc.
22048 (fold_using_range::range_of_range_op): Ditto.
22049 (fold_using_range::range_of_address): Ditto.
22050 (fold_using_range::range_of_phi): Ditto.
22051 (fold_using_range::range_of_call): Ditto.
22052 (fold_using_range::range_of_builtin_ubsan_call): Ditto.
22053 (fold_using_range::range_of_builtin_call): Ditto.
22054 (fold_using_range::range_of_cond_expr): Ditto.
22055 (fold_using_range::range_of_ssa_name_with_loop_info): Ditto.
22056 (fold_using_range::relation_fold_and_or): Ditto.
22057 (fold_using_range::postfold_gcond_edges): Ditto.
22058 * gimple-range.h: Add gimple-range-fold.h to include files. Change
22059 GIMPLE_RANGE_STMT_H to GIMPLE_RANGE_H.
22060 (gimple_range_handler): Relocate to gimple-range-fold.h.
22061 (gimple_range_ssa_p): Ditto.
22062 (range_compatible_p): Ditto.
22063 (class fur_source): Ditto.
22064 (class fur_stmt): Ditto.
22065 (class fold_using_range): Ditto.
22066 (gimple_range_calc_op1): Relocate to gimple-range-gori.h
22067 (gimple_range_calc_op2): Ditto.
22069 2021-06-23 Andrew MacLeod <amacleod@redhat.com>
22071 PR tree-optimization/101148
22072 PR tree-optimization/101014
22073 * gimple-range-cache.cc (ranger_cache::ranger_cache): Adjust.
22074 (ranger_cache::~ranger_cache): Adjust.
22075 (ranger_cache::block_range): Check if propagation disallowed.
22076 (ranger_cache::propagate_cache): Disallow propagation if new value
22077 can't be stored properly.
22078 * gimple-range-cache.h (ranger_cache::m_propfail): New member.
22080 2021-06-23 Andrew MacLeod <amacleod@redhat.com>
22082 * gimple-range-cache.cc (class ssa_block_ranges): Adjust prototype.
22083 (sbr_vector::set_bb_range): Return true.
22084 (class sbr_sparse_bitmap): Adjust.
22085 (sbr_sparse_bitmap::set_bb_range): Return value.
22086 (block_range_cache::set_bb_range): Return value.
22087 (ranger_cache::propagate_cache): Use return value to print msg.
22088 * gimple-range-cache.h (class block_range_cache): Adjust.
22090 2021-06-23 Andrew MacLeod <amacleod@redhat.com>
22092 * gimple-range.cc (dump_bb): Use range_on_edge from the cache.
22094 2021-06-23 Jeff Law <jeffreyalaw@gmail.com>
22096 * config/h8300/logical.md (<code><mode>3<ccnz>): Use <cczn>
22097 so this pattern can be used for test/compare removal. Pass
22098 current insn to compute_logical_op_length and output_logical_op.
22099 * config/h8300/h8300.c (compute_logical_op_cc): Remove.
22100 (h8300_and_costs): Add argument to compute_logical_op_length.
22101 (output_logical_op): Add new argument. Use it to determine if the
22102 condition codes are used and adjust the output accordingly.
22103 (compute_logical_op_length): Add new argument and update length
22104 computations when condition codes are used.
22105 * config/h8300/h8300-protos.h (compute_logical_op_length): Update
22107 (output_logical_op): Likewise.
22109 2021-06-23 Uroš Bizjak <ubizjak@gmail.com>
22112 * config/i386/i386-expand.c (expand_vec_perm_pshufb):
22113 Handle 64bit modes for TARGET_XOP. Use indirect gen_* functions.
22114 * config/i386/mmx.md (mmx_ppermv64): New insn pattern.
22115 * config/i386/i386.md (unspec): Move UNSPEC_XOP_PERMUTE from ...
22116 * config/i386/sse.md (unspec): ... here.
22118 2021-06-23 Martin Liska <mliska@suse.cz>
22121 * optc-save-gen.awk: Put back arm_fp16_format to
22124 2021-06-23 Uroš Bizjak <ubizjak@gmail.com>
22127 * config/i386/i386.md (bsr_rex64): Add zero-flag setting RTX.
22130 (clz<mode>2): Update RTX pattern for additions.
22132 2021-06-23 Jakub Jelinek <jakub@redhat.com>
22134 PR middle-end/101167
22135 * omp-low.c (lower_omp_regimplify_p): Regimplify also PARM_DECLs
22136 and RESULT_DECLs that have DECL_HAS_VALUE_EXPR_P set.
22138 2021-06-22 Sergei Trofimovich <siarheit@google.com>
22140 * doc/rtl.texi: drop unbalanced parenthesis.
22142 2021-06-22 Richard Biener <rguenther@suse.de>
22144 PR middle-end/101156
22145 * gimplify.c (gimplify_expr): Remove premature incorrect
22148 2021-06-22 Jakub Jelinek <jakub@redhat.com>
22150 PR tree-optimization/101159
22151 * tree-vect-patterns.c (vect_recog_popcount_pattern): Fix some
22154 2021-06-22 Jakub Jelinek <jakub@redhat.com>
22156 PR middle-end/101160
22157 * function.c (assign_parms): For decl_result with TYPE_EMPTY_P type
22158 clear crtl->return_rtx instead of keeping it referencing a pseudo.
22160 2021-06-22 Jakub Jelinek <jakub@redhat.com>
22161 Andrew Pinski <apinski@marvell.com>
22163 PR tree-optimization/101162
22164 * fold-const.c (range_check_type): Handle OFFSET_TYPE like pointer
22167 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
22169 * range-op.cc (range_relational_tests): New.
22170 (range_op_tests): Call range_relational_tests.
22172 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
22174 * range-op.cc (operator_cast::lhs_op1_relation): New.
22175 (operator_identity::lhs_op1_relation): Mew.
22177 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
22179 * range-op.cc (operator_minus::op1_op2_relation_effect): New.
22181 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
22183 * range-op.cc (operator_plus::lhs_op1_relation): New.
22184 (operator_plus::lhs_op2_relation): New.
22186 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
22188 * gimple-range-cache.cc (ranger_cache::ranger_cache): Create a
22189 relation_oracle if dominators exist.
22190 (ranger_cache::~ranger_cache): Dispose of oracle.
22191 (ranger_cache::dump_bb): Dump oracle.
22192 * gimple-range.cc (fur_source::fur_source): New.
22193 (fur_source::get_operand): Use mmeber query.
22194 (fur_source::get_phi_operand): Use member_query.
22195 (fur_source::query_relation): New.
22196 (fur_source::register_dependency): Delete.
22197 (fur_source::register_relation): New.
22198 (fur_edge::fur_edge): Adjust.
22199 (fur_edge::get_phi_operand): Fix comment.
22200 (fur_edge::query): Delete.
22201 (fur_stmt::fur_stmt): Adjust.
22202 (fur_stmt::query): Delete.
22203 (fur_depend::fur_depend): Adjust.
22204 (fur_depend::register_relation): New.
22205 (fur_depend::register_relation): New.
22206 (fur_list::fur_list): Adjust.
22207 (fur_list::get_operand): Use member query.
22208 (fold_using_range::range_of_range_op): Process and query relations.
22209 (fold_using_range::range_of_address): Adjust dependency call.
22210 (fold_using_range::range_of_phi): Ditto.
22211 (gimple_ranger::gimple_ranger): New. Use ranger_ache oracle.
22212 (fold_using_range::relation_fold_and_or): New.
22213 (fold_using_range::postfold_gcond_edges): New.
22214 * gimple-range.h (class gimple_ranger): Adjust.
22215 (class fur_source): Adjust members.
22216 (class fur_stmt): Ditto.
22217 (class fold_using_range): Ditto.
22219 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
22221 * range-op.cc (range_operator::wi_fold): Apply relation effect.
22222 (range_operator::fold_range): Adjust and apply relation effect.
22223 (*::fold_range): Add relation parameters.
22224 (*::op1_range): Ditto.
22225 (*::op2_range): Ditto.
22226 (range_operator::lhs_op1_relation): New.
22227 (range_operator::lhs_op2_relation): New.
22228 (range_operator::op1_op2_relation): New.
22229 (range_operator::op1_op2_relation_effect): New.
22230 (relop_early_resolve): New.
22231 (operator_equal::op1_op2_relation): New.
22232 (operator_equal::fold_range): Call relop_early_resolve.
22233 (operator_not_equal::op1_op2_relation): New.
22234 (operator_not_equal::fold_range): Call relop_early_resolve.
22235 (operator_lt::op1_op2_relation): New.
22236 (operator_lt::fold_range): Call relop_early_resolve.
22237 (operator_le::op1_op2_relation): New.
22238 (operator_le::fold_range): Call relop_early_resolve.
22239 (operator_gt::op1_op2_relation): New.
22240 (operator_gt::fold_range): Call relop_early_resolve.
22241 (operator_ge::op1_op2_relation): New.
22242 (operator_ge::fold_range): Call relop_early_resolve.
22243 * range-op.h (class range_operator): Adjust parameters and methods.
22245 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
22247 * Makefile.in (OBJS): Add value-relation.o.
22248 * gimple-range.h: Adjust include files.
22249 * tree-data-ref.c: Adjust include file order.
22250 * value-query.cc (range_query::get_value_range): Default to no oracle.
22251 (range_query::query_relation): New.
22252 (range_query::query_relation): New.
22253 * value-query.h (class range_query): Adjust.
22254 * value-relation.cc: New.
22255 * value-relation.h: New.
22257 2021-06-22 Richard Biener <rguenther@suse.de>
22259 PR tree-optimization/101151
22260 * tree-ssa-sink.c (statement_sink_location): Expand irreducible
22263 2021-06-22 Jojo R <rjiejie@linux.alibaba.com>
22265 * config/riscv/riscv.c (thead_c906_tune_info): New.
22266 (riscv_tune_info_table): Use new tune.
22268 2021-06-22 Richard Biener <rguenther@suse.de>
22270 PR tree-optimization/101158
22271 * tree-vect-slp.c (vect_build_slp_tree_1): Move same operand
22272 checking after checking for matching operation.
22274 2021-06-22 Richard Biener <rguenther@suse.de>
22276 PR tree-optimization/101159
22277 * tree-vect-patterns.c (vect_recog_popcount_pattern): Add
22278 missing NULL vectype check.
22280 2021-06-22 Richard Biener <rguenther@suse.de>
22282 PR tree-optimization/101154
22283 * tree-vect-slp.c (vect_build_slp_tree_2): Fix out-of-bound access.
22285 2021-06-22 Jakub Jelinek <jakub@redhat.com>
22288 * config/i386/i386-protos.h (ix86_last_zero_store_uid): Declare.
22289 * config/i386/i386-expand.c (ix86_last_zero_store_uid): New variable.
22290 * config/i386/i386.c (ix86_expand_prologue): Clear it.
22291 * config/i386/i386.md (peephole2s for 1/2/4 stores of const0_rtx):
22292 Remove "" from match_operand. Emit new insns using emit_move_insn and
22293 set ix86_last_zero_store_uid to INSN_UID of the last store.
22294 Add peephole2s for 1/2/4 stores of const0_rtx following previous
22297 2021-06-22 Martin Liska <mliska@suse.cz>
22299 * auto-profile.c (AUTO_PROFILE_VERSION): Bump as string format
22302 2021-06-22 Martin Liska <mliska@suse.cz>
22304 * gcov-io.h: Remove padding entries.
22306 2021-06-22 liuhongt <hongtao.liu@intel.com>
22308 PR tree-optimization/97770
22309 * tree-vect-patterns.c (vect_recog_popcount_pattern):
22311 (vect_recog_func vect_vect_recog_func_ptrs): Add new pattern.
22313 2021-06-22 liuhongt <hongtao.liu@intel.com>
22316 * config/i386/i386-builtin.def (BDESC): Adjust builtin name.
22317 * config/i386/sse.md (<avx512>_expand<mode>_mask): Rename to ..
22318 (expand<mode>_mask): this ..
22319 (*expand<mode>_mask): New pre_reload splitter to transform
22320 v{,p}expand* to vmov* when mask is zero, all ones, or has all
22321 ones in it's lower part, otherwise still generate
22324 2021-06-22 liuhongt <hongtao.liu@intel.com>
22327 * config/i386/i386-expand.c
22328 (ix86_expand_special_args_builtin): Keep constm1_operand only
22329 if it satisfies insn's operand predicate.
22331 2021-06-21 Jason Merrill <jason@redhat.com>
22334 * df-scan.c (df_ref_record): Check that regno < endregno.
22335 * function.c (assign_parms, expand_function_end): Do nothing with a
22336 TYPE_EMPTY_P result.
22338 2021-06-21 Richard Biener <rguenther@suse.de>
22340 PR tree-optimization/101120
22341 * tree-vect-data-refs.c (bump_vector_ptr): Fold the
22343 * tree-vect-slp.c (vect_transform_slp_perm_load): Add
22344 DR chain DCE capability.
22345 * tree-vectorizer.h (vect_transform_slp_perm_load): Adjust.
22346 * tree-vect-stmts.c (vectorizable_load): Remove unused
22347 loads in the DR chain for SLP.
22349 2021-06-21 Jakub Jelinek <jakub@redhat.com>
22351 PR inline-asm/100785
22352 * gimplify.c (gimplify_asm_expr): Don't diagnose errors if
22353 output or input operands were already error_mark_node.
22354 * cfgexpand.c (expand_asm_stmt): If errors are emitted,
22355 remove all inputs, outputs and clobbers from the asm and
22356 set template to "".
22358 2021-06-21 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
22360 * config/arm/arm_neon.h (vceq_s8): Replace builtin with __a == __b.
22361 (vceq_s16): Likewise.
22362 (vceq_s32): Likewise.
22363 (vceq_u8): Likewise.
22364 (vceq_u16): Likewise.
22365 (vceq_u32): Likewise.
22366 (vceq_p8): Likewise.
22367 (vceqq_s8): Likewise.
22368 (vceqq_s16): Likewise.
22369 (vceqq_s32): Likewise.
22370 (vceqq_u8): Likewise.
22371 (vceqq_u16): Likewise.
22372 (vceqq_u32): Likewise.
22373 (vceqq_p8): Likewise.
22374 (vceq_f32): Gate __a == __b on __FAST_MATH__.
22375 (vceqq_f32): Likewise.
22376 (vceq_f16): Likewise.
22377 (vceqq_f16): Likewise.
22379 2021-06-21 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
22382 * config/arm/iterators.md (NEON_VACMP): Remove.
22383 * config/arm/neon.md (neon_vca<cmp_op><mode>): Use GLTE instead of GTGE
22385 (neon_vca<cmp_op><mode>_insn): Likewise.
22386 (neon_vca<cmp_op_unsp><mode>_insn_unspec): Use NEON_VAGLTE instead of
22389 2021-06-21 Richard Biener <rguenther@suse.de>
22391 PR tree-optimization/101121
22392 * tree-vect-slp.c (vect_build_slp_tree_2): To not fail fatally
22393 when we just lack a stmt with the desired op when doing permutation.
22394 (vect_build_slp_tree): When caching a failed SLP build attempt
22395 assert that at least one lane is marked as not matching.
22397 2021-06-21 liuhongt <hongtao.liu@intel.com>
22400 * config/i386/i386.md: (*anddi_1): Disparage slightly the mask
22401 register alternative.
22402 (*and<mode>_1): Ditto.
22404 (*andn<mode>_1): Ditto.
22405 (*<code><mode>_1): Ditto.
22406 (*<code>qi_1): Ditto.
22407 (*one_cmpl<mode>2_1): Ditto.
22408 (*one_cmplsi2_1_zext): Ditto.
22409 (*one_cmplqi2_1): Ditto.
22410 * config/i386/i386.c (x86_order_regs_for_local_alloc): Change
22411 the order of mask registers to be before general registers.
22413 2021-06-21 Roger Sayle <roger@nextmovesoftware.com>
22416 * config/i386/i386.md: New define_peephole2s to shrink writing
22417 1, 2 or 4 consecutive zeros to memory when optimizing for size.
22419 2021-06-18 Jeff Law <jeffreyalaw@gmail.com>
22421 * config/h8300/h8300.c (h8300_select_cc_mode): Handle SYMBOL_REF.
22422 * config/h8300/logical.md (<code><mode>3 logcial expander): Generate
22423 more efficient code when the source can be trivially simplified.
22425 2021-06-18 Andrew MacLeod <amacleod@redhat.com>
22427 * gimple-range-cache.cc (ranger_cache::range_of_def): Calculate
22428 a range if global is not available.
22429 (ranger_cache::entry_range): Fallback to range_of_def.
22430 * gimple-range-cache.h (range_of_def): Adjust prototype.
22432 2021-06-18 Andrew MacLeod <amacleod@redhat.com>
22434 PR tree-optimization/101014
22435 * gimple-range-cache.cc (ranger_cache::ranger_cache): Remove poor
22437 (ranger_cache::~ranger_cache): Ditto.
22438 (ranger_cache::enable_new_values): Delete.
22439 (ranger_cache::push_poor_value): Delete.
22440 (ranger_cache::range_of_def): Remove poor value processing.
22441 (ranger_cache::entry_range): Ditto.
22442 (ranger_cache::fill_block_cache): Ditto.
22443 * gimple-range-cache.h (class ranger_cache): Remove poor value members.
22444 * gimple-range.cc (gimple_ranger::range_of_expr): Remove call.
22445 * gimple-range.h (class gimple_ranger): Adjust.
22447 2021-06-18 Srinath Parvathaneni <srinath.parvathaneni@arm.com>
22450 * common/config/arm/arm-common.c (arm_canon_arch_option_1): New function
22451 derived from arm_canon_arch.
22452 (arm_canon_arch_option): Call it.
22453 (arm_canon_arch_multilib_option): New function.
22454 * config/arm/arm-cpus.in (IGNORE_FOR_MULTILIB): New fgroup.
22455 * config/arm/arm.h (arm_canon_arch_multilib_option): New prototype.
22456 (CANON_ARCH_MULTILIB_SPEC_FUNCTION): New macro.
22457 (MULTILIB_ARCH_CANONICAL_SPECS): New macro.
22458 (DRIVER_SELF_SPECS): Add MULTILIB_ARCH_CANONICAL_SPECS.
22459 * config/arm/arm.opt (mlibarch): New option.
22460 * config/arm/t-rmprofile (MULTILIB_MATCHES): For armv8*-m, replace use
22461 of march on RHS with mlibarch.
22463 2021-06-18 Marcel Vollweiler <marcel@codesourcery.com>
22465 * config.in: Regenerate.
22466 * config/gcn/gcn.c (print_operand_address): Fix for global_load assembler
22468 * configure: Regenerate.
22469 * configure.ac: Fix for global_load assembler functions.
22471 2021-06-18 Richard Biener <rguenther@suse.de>
22473 PR tree-optimization/101112
22474 * tree-vect-slp.c (vect_slp_linearize_chain): Fix condition
22475 to lookup a pattern stmt def.
22477 2021-06-18 Jakub Jelinek <jakub@redhat.com>
22479 PR middle-end/101062
22480 * stor-layout.c (finish_bitfield_layout): Don't add bitfield
22481 representatives in QUAL_UNION_TYPE.
22483 2021-06-18 Andrew Pinski <apinski@marvell.com>
22485 * tree-ssa-phiopt.c (replace_phi_edge_with_variable):
22486 Add counting of how many times it is done.
22487 (factor_out_conditional_conversion): Likewise.
22488 (match_simplify_replacement): Likewise.
22489 (value_replacement): Likewise.
22490 (spaceship_replacement): Likewise.
22491 (cond_store_replacement): Likewise.
22492 (cond_if_else_store_replacement_1): Likewise.
22493 (hoist_adjacent_loads): Likewise.
22495 2021-06-18 Andrew Pinski <apinski@marvell.com>
22497 * tree-cfg.c (verify_gimple_assign_unary): Reject point and offset
22498 types on NEGATE_EXPR, ABS_EXPR, BIT_NOT_EXPR, PAREN_EXPR and CNONJ_EXPR.
22499 (verify_gimple_assign_binary): Reject point and offset types on
22500 MULT_EXPR, MULT_HIGHPART_EXPR, TRUNC_DIV_EXPR, CEIL_DIV_EXPR,
22501 FLOOR_DIV_EXPR, ROUND_DIV_EXPR, TRUNC_MOD_EXPR, CEIL_MOD_EXPR,
22502 FLOOR_MOD_EXPR, ROUND_MOD_EXPR, RDIV_EXPR, and EXACT_DIV_EXPR.
22504 2021-06-18 Michael Meissner <meissner@linux.ibm.com>
22506 * config/rs6000/rs6000.c (rs6000_emit_minmax): Add support for ISA
22507 3.1 IEEE 128-bit floating point xsmaxcqp/xsmincqp instructions.
22508 * config/rs6000/rs6000.md (s<minmax><mode>3, IEEE128 iterator):
22511 2021-06-17 Aaron Sawdey <acsawdey@linux.ibm.com>
22513 * config/rs6000/genfusion.pl (gen_logical_addsubf): Add
22514 earlyclobber to alts 0/1.
22515 (gen_addadd): Add earlyclobber to alts 0/1.
22516 * config/rs6000/fusion.md: Regenerate file.
22518 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
22520 * cfgloopanal.c (get_loop_hot_path): Make path an auto_vec.
22522 2021-06-17 Andrew MacLeod <amacleod@redhat.com>
22524 * gimple-range-cache.cc: Comment cleanups.
22525 * gimple-range-gori.cc: Comment cleanups.
22526 * gimple-range.cc: Comment/spacing cleanups
22527 * value-range.h: Comment cleanups.
22529 2021-06-17 H.J. Lu <hjl.tools@gmail.com>
22532 * calls.c (expand_call): Replace PUSH_ARGS with
22533 targetm.calls.push_argument (0).
22534 (emit_library_call_value_1): Likewise.
22535 * defaults.h (PUSH_ARGS): Removed.
22536 (PUSH_ARGS_REVERSED): Replace PUSH_ARGS with
22537 targetm.calls.push_argument (0).
22538 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
22539 (emit_push_insn): Pass the number bytes to push to
22540 targetm.calls.push_argument and pass 0 if ARGS_ADDR is 0.
22541 * hooks.c (hook_bool_uint_true): New.
22542 * hooks.h (hook_bool_uint_true): Likewise.
22543 * rtlanal.c (nonzero_bits1): Replace PUSH_ARGS with
22544 targetm.calls.push_argument (0).
22545 * target.def (push_argument): Add a targetm.calls hook.
22546 * targhooks.c (default_push_argument): New.
22547 * targhooks.h (default_push_argument): Likewise.
22548 * config/bpf/bpf.h (PUSH_ARGS): Removed.
22549 * config/cr16/cr16.c (TARGET_PUSH_ARGUMENT): New.
22550 * config/cr16/cr16.h (PUSH_ARGS): Removed.
22551 * config/i386/i386.c (ix86_push_argument): New.
22552 (TARGET_PUSH_ARGUMENT): Likewise.
22553 * config/i386/i386.h (PUSH_ARGS): Removed.
22554 * config/m32c/m32c.c (TARGET_PUSH_ARGUMENT): New.
22555 * config/m32c/m32c.h (PUSH_ARGS): Removed.
22556 * config/nios2/nios2.h (PUSH_ARGS): Likewise.
22557 * config/pru/pru.h (PUSH_ARGS): Likewise.
22558 * doc/tm.texi.in: Remove PUSH_ARGS documentation. Add
22559 TARGET_PUSH_ARGUMENT hook.
22560 * doc/tm.texi: Regenerated.
22562 2021-06-17 Uroš Bizjak <ubizjak@gmail.com>
22565 * config/i386/i386-expand.c (expand_vector_set_var):
22566 Handle V2FS mode remapping. Pass TARGET_MMX_WITH_SSE to
22567 ix86_expand_vector_init_duplicate.
22568 (ix86_expand_vector_init_duplicate): Emit insv_1 for
22569 QImode for !TARGET_PARTIAL_REG_STALL.
22570 * config/i386/predicates.md (vec_setm_mmx_operand): New predicate.
22571 * config/i386/mmx.md (vec_setv2sf): Use vec_setm_mmx_operand
22572 as operand 2 predicate. Call ix86_expand_vector_set_var
22573 for non-constant index operand.
22574 (vec_setv2si): Ditto.
22575 (vec_setv4hi): Ditto.
22576 (vec_setv8qi): ditto.
22578 2021-06-17 Aldy Hernandez <aldyh@redhat.com>
22580 PR tree-optimization/100790
22581 * gimple-range.cc (range_of_builtin_call): Cleanup clz and ctz
22584 2021-06-17 Martin Liska <mliska@suse.cz>
22586 * doc/invoke.texi: Use consistently -O1 instead of -O.
22588 2021-06-17 Martin Liska <mliska@suse.cz>
22590 * gcov-io.h: Update documentation entry about string format.
22592 2021-06-17 Marius Hillenbrand <mhillen@linux.ibm.com>
22595 * config/s390/vecintrin.h (vec_doublee): Fix to use
22596 __builtin_s390_vflls.
22597 (vec_floate): Fix to use __builtin_s390_vflrd.
22599 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
22601 * dominance.c (get_dominated_to_depth): Return auto_vec<basic_block>.
22602 * dominance.h (get_dominated_to_depth): Likewise.
22603 (get_all_dominated_blocks): Likewise.
22604 * cfgcleanup.c (delete_unreachable_blocks): Adjust.
22605 * gcse.c (hoist_code): Likewise.
22606 * tree-cfg.c (remove_edge_and_dominated_blocks): Likewise.
22607 * tree-parloops.c (oacc_entry_exit_ok): Likewise.
22608 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
22609 * tree-ssa-phiprop.c (pass_phiprop::execute): Likewise.
22611 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
22613 * dominance.c (get_dominated_by_region): Return auto_vec<basic_block>.
22614 * dominance.h (get_dominated_by_region): Likewise.
22615 * tree-cfg.c (gimple_duplicate_sese_region): Adjust.
22616 (gimple_duplicate_sese_tail): Likewise.
22617 (move_sese_region_to_fn): Likewise.
22619 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
22621 * dominance.c (get_dominated_by): Return auto_vec<basic_block>.
22622 * dominance.h (get_dominated_by): Likewise.
22623 * auto-profile.c (afdo_find_equiv_class): Adjust.
22624 * cfgloopmanip.c (duplicate_loop_to_header_edge): Likewise.
22625 * loop-unroll.c (unroll_loop_runtime_iterations): Likewise.
22626 * tree-cfg.c (test_linear_chain): Likewise.
22627 (test_diamond): Likewise.
22629 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
22631 * cfgloop.h (get_loop_hot_path): Return auto_vec<basic_block>.
22632 * cfgloopanal.c (get_loop_hot_path): Likewise.
22633 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise.
22635 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
22637 * cgraph.c (cgraph_node::collect_callers): Return
22638 auto_vec<cgraph_edge *>.
22639 * cgraph.h (cgraph_node::collect_callers): Likewise.
22640 * ipa-cp.c (create_specialized_node): Adjust.
22641 (decide_about_value): Likewise.
22642 (decide_whether_version_node): Likewise.
22643 * ipa-sra.c (process_isra_node_results): Likewise.
22645 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
22647 * vec.h (vl_ptr>::using_auto_storage): Handle null m_vec.
22648 (auto_vec<T, 0>::auto_vec): Define move constructor, and delete copy
22650 (auto_vec<T, 0>::operator=): Define move assignment and delete copy
22653 2021-06-17 Aldy Hernandez <aldyh@redhat.com>
22655 * gimple-range.cc (debug_seed_ranger): New.
22656 (dump_ranger): New.
22657 (debug_ranger): New.
22659 2021-06-17 Richard Biener <rguenther@suse.de>
22661 PR tree-optimization/54400
22662 * tree-vectorizer.h (enum slp_instance_kind): Add
22663 slp_inst_kind_bb_reduc.
22664 (reduction_fn_for_scalar_code): Declare.
22665 * tree-vect-data-refs.c (vect_slp_analyze_instance_dependence):
22666 Check SLP_INSTANCE_KIND instead of looking at the
22668 (vect_slp_analyze_instance_alignment): Likewise.
22669 * tree-vect-loop.c (reduction_fn_for_scalar_code): Export.
22670 * tree-vect-slp.c (vect_slp_linearize_chain): Split out
22671 chain linearization from vect_build_slp_tree_2 and generalize
22672 for the use of BB reduction vectorization.
22673 (vect_build_slp_tree_2): Adjust accordingly.
22674 (vect_optimize_slp): Elide permutes at the root of BB reduction
22676 (vectorizable_bb_reduc_epilogue): New function.
22677 (vect_slp_prune_covered_roots): Likewise.
22678 (vect_slp_analyze_operations): Use them.
22679 (vect_slp_check_for_constructors): Recognize associatable
22680 chains for BB reduction vectorization.
22681 (vectorize_slp_instance_root_stmt): Generate code for the
22682 BB reduction epilogue.
22684 2021-06-17 Andrew MacLeod <amacleod@redhat.com>
22686 * gimple-range-gori.cc (gori_compute::has_edge_range_p): Check with
22688 (gori_compute::may_recompute_p): New.
22689 (gori_compute::outgoing_edge_range_p): Perform recomputations.
22690 * gimple-range-gori.h (class gori_compute): Add prototype.
22692 2021-06-17 Andrew MacLeod <amacleod@redhat.com>
22694 * gimple-range-cache.cc (ranger_cache::range_on_edge): Always return
22695 true when a range can be calculated.
22696 * gimple-range.cc (gimple_ranger::dump_bb): Check has_edge_range_p.
22698 2021-06-16 Martin Sebor <msebor@redhat.com>
22700 * doc/invoke.texi (-Wmismatched-dealloc, -Wmismatched-new-delete):
22701 Correct documented defaults.
22703 2021-06-16 Andrew MacLeod <amacleod@redhat.com>
22705 * gimple-range-cache.cc (ranger_cache::ranger_cache): Initialize
22706 m_new_value_p directly.
22708 2021-06-16 Uroš Bizjak <ubizjak@gmail.com>
22711 * config/i386/i386-expand.c (expand_vec_perm_2perm_pblendv):
22712 Handle 64bit modes for TARGET_SSE4_1.
22713 (expand_vec_perm_pshufb2): Handle 64bit modes for TARGET_SSSE3.
22714 (expand_vec_perm_even_odd_pack): Handle V4HI mode.
22715 (expand_vec_perm_even_odd_1) <case E_V4HImode>: Expand via
22716 expand_vec_perm_pshufb2 for TARGET_SSSE3 and via
22717 expand_vec_perm_even_odd_pack for TARGET_SSE4_1.
22718 * config/i386/mmx.md (mmx_packusdw): New insn pattern.
22720 2021-06-16 Jonathan Wright <jonathan.wright@arm.com>
22722 * config/aarch64/aarch64-simd.md (aarch64_<sur><addsub>hn<mode>):
22723 Change to an expander that emits the correct instruction
22724 depending on endianness.
22725 (aarch64_<sur><addsub>hn<mode>_insn_le): Define.
22726 (aarch64_<sur><addsub>hn<mode>_insn_be): Define.
22728 2021-06-16 Jonathan Wright <jonathan.wright@arm.com>
22730 * config/aarch64/aarch64-simd-builtins.def: Split generator
22731 for aarch64_<su>qmovn builtins into scalar and vector
22733 * config/aarch64/aarch64-simd.md (aarch64_<su>qmovn<mode>_insn_le):
22735 (aarch64_<su>qmovn<mode>_insn_be): Define.
22736 (aarch64_<su>qmovn<mode>): Split into scalar and vector
22737 variants. Change vector variant to an expander that emits the
22738 correct instruction depending on endianness.
22740 2021-06-16 Jonathan Wright <jonathan.wright@arm.com>
22742 * config/aarch64/aarch64-simd-builtins.def: Split generator
22743 for aarch64_sqmovun builtins into scalar and vector variants.
22744 * config/aarch64/aarch64-simd.md (aarch64_sqmovun<mode>):
22745 Split into scalar and vector variants. Change vector variant
22746 to an expander that emits the correct instruction depending
22748 (aarch64_sqmovun<mode>_insn_le): Define.
22749 (aarch64_sqmovun<mode>_insn_be): Define.
22751 2021-06-16 Jonathan Wright <jonathan.wright@arm.com>
22753 * config/aarch64/aarch64-simd.md (aarch64_xtn<mode>_insn_le):
22754 Define - modeling zero-high-half semantics.
22755 (aarch64_xtn<mode>): Change to an expander that emits the
22756 appropriate instruction depending on endianness.
22757 (aarch64_xtn<mode>_insn_be): Define - modeling zero-high-half
22759 (aarch64_xtn2<mode>_le): Rename to...
22760 (aarch64_xtn2<mode>_insn_le): This.
22761 (aarch64_xtn2<mode>_be): Rename to...
22762 (aarch64_xtn2<mode>_insn_be): This.
22763 (vec_pack_trunc_<mode>): Emit truncation instruction instead
22765 * config/aarch64/iterators.md (Vnarrowd): Add Vnarrowd mode
22766 attribute iterator.
22768 2021-06-16 Martin Jambor <mjambor@suse.cz>
22770 PR tree-optimization/100453
22771 * tree-sra.c (create_access): Disqualify any const candidates
22772 which are written to.
22773 (sra_modify_expr): Do not store sub-replacements back to a const base.
22774 (handle_unscalarized_data_in_subtree): Likewise.
22775 (sra_modify_assign): Likewise. Earlier, use TREE_READONLy test
22776 instead of constant_decl_p.
22778 2021-06-16 Jakub Jelinek <jakub@redhat.com>
22780 PR middle-end/101062
22781 * stor-layout.c (finish_bitfield_representative): For fields in unions
22782 assume nextf is always NULL.
22783 (finish_bitfield_layout): Compute bit field representatives also in
22784 unions, but handle it as if each bitfield was the only field in the
22787 2021-06-16 Richard Biener <rguenther@suse.de>
22789 PR tree-optimization/101088
22790 * tree-ssa-loop-im.c (sm_seq_valid_bb): Only look for
22791 supported refs on edges. Do not assert same ref but
22792 different kind stores are unsuported but mark them so.
22793 (hoist_memory_references): Only look for supported refs
22796 2021-06-16 Roger Sayle <roger@nextmovesoftware.com>
22798 PR rtl-optimization/46235
22799 * config/i386/i386.md: New define_split for bt followed by cmov.
22800 (*bt<mode>_setcqi): New define_insn_and_split for bt followed by setc.
22801 (*bt<mode>_setncqi): New define_insn_and_split for bt then setnc.
22802 (*bt<mode>_setnc<mode>): New define_insn_and_split for bt followed
22803 by setnc with zero extension.
22805 2021-06-16 Richard Biener <rguenther@suse.de>
22807 PR tree-optimization/101083
22808 * tree-vect-slp.c (vect_slp_build_two_operator_nodes): Get
22809 vectype as argument.
22810 (vect_build_slp_tree_2): Adjust.
22812 2021-06-15 Martin Sebor <msebor@redhat.com>
22814 PR middle-end/100876
22815 * builtins.c: (gimple_call_return_array): Account for size_t
22816 mangling as either unsigned int or unsigned long
22818 2021-06-15 Jeff Law <jeffreyalaw@gmail.com>
22820 * compare-elim.c (try_eliminate_compare): Run DCE to clean things
22821 up before eliminating comparisons.
22823 2021-06-15 Aldy Hernandez <aldyh@redhat.com>
22825 * range-op.cc (operator_bitwise_or::wi_fold): Make sure
22826 nonzero|X is nonzero.
22827 (range_op_bitwise_and_tests): Add tests for above.
22829 2021-06-15 Carl Love <cel@us.ibm.com>
22832 * config/rs6000/rs6000-builtin.def (VCMPEQUT): Fix the ICODE for the
22834 (VRLQ, VSLQ, VSRQ, VSRAQ): Remove unused BU_P10_OVERLOAD_2
22837 2021-06-15 Tobias Burnus <tobias@codesourcery.com>
22840 * gimplify.c (enum gimplify_defaultmap_kind): Add GDMK_SCALAR_TARGET.
22841 (struct gimplify_omp_ctx): Extend defaultmap array by one.
22842 (new_omp_context): Init defaultmap[GDMK_SCALAR_TARGET].
22843 (omp_notice_variable): Update type classification for Fortran.
22844 (gimplify_scan_omp_clauses): Update calls for new argument; handle
22845 GDMK_SCALAR_TARGET; for Fortran, GDMK_POINTER avoid GOVD_MAP_0LEN_ARRAY.
22846 * langhooks-def.h (lhd_omp_scalar_p): Add 'ptr_ok' argument.
22847 * langhooks.c (lhd_omp_scalar_p): Likewise.
22848 (LANG_HOOKS_OMP_ALLOCATABLE_P, LANG_HOOKS_OMP_SCALAR_TARGET_P): New.
22849 (LANG_HOOKS_DECLS): Add them.
22850 * langhooks.h (struct lang_hooks_for_decls): Add new hooks, update
22851 omp_scalar_p pointer type to include the new bool argument.
22853 2021-06-15 David Malcolm <dmalcolm@redhat.com>
22855 * doc/analyzer.texi
22856 (Special Functions for Debugging the Analyzer): Add
22857 __analyzer_dump_capacity.
22859 2021-06-15 Jakub Jelinek <jakub@redhat.com>
22862 * expr.c (expand_expr_real_2) <case VEC_PACK_FIX_TRUNC_EXPR,
22863 case VEC_PACK_TRUNC_EXPR>: Clear subtarget when changing mode.
22865 2021-06-15 Richard Biener <rguenther@suse.de>
22867 * cfgloopanal.c (mark_irreducible_loops): Use a dominance
22868 check to identify loop latches.
22869 * cfgloop.c (verify_loop_structure): Likewise.
22870 * loop-init.c (apply_loop_flags): Allow marked irreducible
22871 regions even with multiple latches.
22872 * predict.c (rebuild_frequencies): Simplify.
22874 2021-06-15 Richard Biener <rguenther@suse.de>
22876 * tree-ssa-threadupdate.c
22877 (jump_thread_path_registry::mark_threaded_blocks): Assert we
22878 have marked irreducible regions.
22880 2021-06-14 Martin Sebor <msebor@redhat.com>
22883 * builtins.c (gimple_call_return_array): Check for attribute fn spec.
22884 Handle calls to placement new.
22885 (ndecl_dealloc_argno): Avoid placement delete.
22887 2021-06-14 Peter Bergner <bergner@linux.ibm.com>
22890 * config/rs6000/rs6000-call.c (rs6000_gimple_fold_mma_builtin): Use
22891 create_tmp_reg_or_ssa_name().
22893 2021-06-14 Andrew MacLeod <amacleod@redhat.com>
22895 * gimple-range-cache.cc (ranger_cache::ranger_cache): Adjust.
22896 (ranger_cache::enable_new_values): Set to specified value and
22897 return the old value.
22898 (ranger_cache::disable_new_values): Delete.
22899 (ranger_cache::fill_block_cache): Disable non 1st order derived
22901 * gimple-range-cache.h (ranger_cache): Adjust prototypes.
22902 * gimple-range.cc (gimple_ranger::range_of_expr): Adjust.
22904 2021-06-14 Uroš Bizjak <ubizjak@gmail.com>
22907 * config/i386/i386-expand.c (ix86_vectorize_vec_perm_const):
22908 Return true early when testing with V2HImode.
22909 * config/i386/mmx.md (*punpckwd): Split to sse2_pshuflw_1.
22911 2021-06-14 Christophe Lyon <christophe.lyon@linaro.org>
22913 * config/arm/mve.md (mve_vec_unpack<US>_lo_<mode>): New pattern.
22914 (mve_vec_unpack<US>_hi_<mode>): New pattern.
22915 (@mve_vec_pack_trunc_lo_<mode>): New pattern.
22916 (mve_vmovntq_<supf><mode>): Prefix with '@'.
22917 * config/arm/neon.md (vec_unpack<US>_hi_<mode>): Move to
22919 (vec_unpack<US>_lo_<mode>): Likewise.
22920 (vec_pack_trunc_<mode>): Rename to
22921 neon_quad_vec_pack_trunc_<mode>.
22922 * config/arm/vec-common.md (vec_unpack<US>_hi_<mode>): New
22924 (vec_unpack<US>_lo_<mode>): New.
22925 (vec_pack_trunc_<mode>): New.
22927 2021-06-14 Richard Biener <rguenther@suse.de>
22929 PR tree-optimization/100934
22930 * tree-ssa-dom.c (pass_dominator::execute): Properly
22931 mark irreducible regions.
22933 2021-06-14 Martin Liska <mliska@suse.cz>
22935 * doc/invoke.texi: Put r{...} on the same line as @item.
22937 2021-06-14 Martin Liska <mliska@suse.cz>
22939 * doc/invoke.texi: Add missing newline.
22941 2021-06-14 Martin Liska <mliska@suse.cz>
22943 * doc/invoke.texi: Remove '+' charasters.
22945 2021-06-14 Claudiu Zissulescu <claziss@synopsys.com>
22947 * config.gcc (arc): Add support for with_cpu option.
22948 * config/arc/arc.h (OPTION_DEFAULT_SPECS): Add fpu.
22950 2021-06-14 Richard Biener <rguenther@suse.de>
22952 PR tree-optimization/101031
22953 * tree-ssa-strlen.c (maybe_invalidate): Increment max_size
22954 instead of size when accounting for a possibly string
22957 2021-06-14 Martin Liska <mliska@suse.cz>
22959 * gimple-ssa-evrp.c (pointer_equiv_analyzer::~pointer_equiv_analyzer): Use delete[].
22961 2021-06-14 Aldy Hernandez <aldyh@redhat.com>
22963 * value-query.cc (gimple_range_global): Call get_range_global
22964 if called after inlining.
22966 2021-06-13 Uroš Bizjak <ubizjak@gmail.com>
22969 * config/i386/i386-expand.c (expand_vec_perm_pshufb):
22970 Emit constant permutation insn directly from here.
22972 2021-06-13 Trevor Saunders <tbsaunde@tbsaunde.org>
22974 * attribs.c (find_attribute_namespace): Iterate over vec<> with
22976 * auto-profile.c (afdo_find_equiv_class): Likewise.
22977 * gcc.c (do_specs_vec): Likewise.
22978 (do_spec_1): Likewise.
22979 (driver::set_up_specs): Likewise.
22980 * gimple-loop-jam.c (any_access_function_variant_p): Likewise.
22981 * gimple-ssa-store-merging.c (compatible_load_p): Likewise.
22982 (imm_store_chain_info::try_coalesce_bswap): Likewise.
22983 (imm_store_chain_info::coalesce_immediate_stores): Likewise.
22984 (get_location_for_stmts): Likewise.
22985 * graphite-poly.c (print_iteration_domains): Likewise.
22986 (free_poly_bb): Likewise.
22987 (remove_gbbs_in_scop): Likewise.
22988 (free_scop): Likewise.
22989 (dump_gbb_cases): Likewise.
22990 (dump_gbb_conditions): Likewise.
22991 (print_pdrs): Likewise.
22992 (print_scop): Likewise.
22993 * ifcvt.c (cond_move_process_if_block): Likewise.
22994 * lower-subreg.c (decompose_multiword_subregs): Likewise.
22995 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
22996 * sanopt.c (sanitize_rewrite_addressable_params): Likewise.
22997 * sel-sched-dump.c (dump_insn_vector): Likewise.
22998 * store-motion.c (store_ops_ok): Likewise.
22999 (store_killed_in_insn): Likewise.
23000 * timevar.c (timer::named_items::print): Likewise.
23001 * tree-cfgcleanup.c (cleanup_control_flow_pre): Likewise.
23002 (cleanup_tree_cfg_noloop): Likewise.
23003 * tree-data-ref.c (dump_data_references): Likewise.
23004 (print_dir_vectors): Likewise.
23005 (print_dist_vectors): Likewise.
23006 (dump_data_dependence_relations): Likewise.
23007 (dump_dist_dir_vectors): Likewise.
23008 (dump_ddrs): Likewise.
23009 (create_runtime_alias_checks): Likewise.
23010 (free_subscripts): Likewise.
23011 (save_dist_v): Likewise.
23012 (save_dir_v): Likewise.
23013 (invariant_access_functions): Likewise.
23014 (same_access_functions): Likewise.
23015 (access_functions_are_affine_or_constant_p): Likewise.
23016 (find_data_references_in_stmt): Likewise.
23017 (graphite_find_data_references_in_stmt): Likewise.
23018 (free_dependence_relations): Likewise.
23019 (free_data_refs): Likewise.
23020 * tree-inline.c (copy_debug_stmts): Likewise.
23021 * tree-into-ssa.c (dump_currdefs): Likewise.
23022 (rewrite_update_phi_arguments): Likewise.
23023 * tree-ssa-propagate.c (clean_up_loop_closed_phi): Likewise.
23024 * tree-vect-data-refs.c (vect_analyze_possibly_independent_ddr):
23026 (vect_slp_analyze_node_dependences): Likewise.
23027 (vect_slp_analyze_instance_dependence): Likewise.
23028 (vect_record_base_alignments): Likewise.
23029 (vect_get_peeling_costs_all_drs): Likewise.
23030 (vect_peeling_supportable): Likewise.
23031 * tree-vectorizer.c (vec_info::~vec_info): Likewise.
23032 (vec_info::free_stmt_vec_infos): Likewise.
23034 2021-06-13 Jeff Law <jeffreyalaw@gmail.com>
23036 * config/h8300/logical.md (<code>qi3_1<cczn>): New pattern.
23037 (andqi3_1<cczn>): Removed.
23038 (<ors>qi3_1): Do not split for IOR/XOR a single bit.
23039 (H8/SX bit logicals): Split out from other patterns.
23040 * config/h8300/multiply.md (mulqihi3_const<cczn>): Renamed from
23041 mulqihi3_const_clobber_flags.
23042 (mulqihi3<cczn>, mulhisi3_const<cczn>, mulhisi3<cczn>): Similarly
23044 2021-06-13 H.J. Lu <hjl.tools@gmail.com>
23047 * config/i386/i386.c (ix86_expand_prologue): Set red_zone_used
23048 to true if red zone is used.
23049 (ix86_output_indirect_jmp): Replace ix86_red_zone_size with
23050 ix86_red_zone_used.
23051 * config/i386/i386.h (machine_function): Add red_zone_used.
23052 (ix86_red_zone_size): Removed.
23053 (ix86_red_zone_used): New.
23054 * config/i386/i386.md (peephole2 patterns): Replace
23055 ix86_red_zone_size with ix86_red_zone_used.
23057 2021-06-12 Jason Merrill <jason@redhat.com>
23059 * doc/extend.texi (unused variable attribute): Applies to
23060 structure fields as well.
23062 2021-06-12 Eugene Rozenfeld <erozen@microsoft.com>
23064 * auto-profile.c (read_profile): fix a typo in an error string
23066 2021-06-11 Thomas Schwinge <thomas@codesourcery.com>
23068 * tree-pretty-print.h (dump_omp_clauses): Add 'bool = true'
23070 * tree-pretty-print.c (dump_omp_clauses): Update.
23071 (dump_generic_node) <OMP_CLAUSE>: Use it.
23073 2021-06-11 Srinath Parvathaneni <srinath.parvathaneni@arm.com>
23076 * config/arm/arm_mve.h (__arm_vld1q): Change __ARM_mve_coerce(p0,
23077 int8_t const *) to __ARM_mve_coerce1(p0, int8_t *) in the argument for
23078 the polymorphic variants matching code.
23079 (__arm_vld1q_z): Likewise.
23080 (__arm_vld2q): Likewise.
23081 (__arm_vld4q): Likewise.
23082 (__arm_vldrbq_gather_offset): Likewise.
23083 (__arm_vldrbq_gather_offset_z): Likewise.
23085 2021-06-11 Roger Sayle <roger@nextmovesoftware.com>
23087 PR tree-optimization/96392
23088 * fold-const.h (tree_expr_maybe_real_minus_zero_p): Fix prototype.
23090 2021-06-11 Roger Sayle <roger@nextmovesoftware.com>
23092 PR tree-optimization/96392
23093 * fold-const.c (fold_real_zero_addition_p): Take both arguments
23094 of the addition or subtraction, not just the zero. Use this
23095 other argument in tests for signaling NaNs and signed zeros.
23096 (tree_expr_maybe_real_minus_zero_p): New predicate.
23097 * fold-const.h (fold_real_zero_addition_p): Update prototype.
23098 (tree_expr_maybe_real_minus_zero_p): New function prototype.
23099 * match.pd: Update calls to fold_real_zero_addition_p.
23100 Replace HONOR_NANS with tree_expr_maybe_nan_p.
23101 Replace HONOR_SIGNED_ZEROS with tree_expr_maybe_real_minus_zero_p.
23102 Replace HONOR_SNANS with tree_expr_maybe_signaling_nan_p.
23103 * tree-ssa-reassoc.c (eliminate_using_constants): Update
23104 call to fold_real_zero_addition_p.
23106 2021-06-11 Richard Biener <rguenther@suse.de>
23108 PR tree-optimization/101025
23109 * tree-ssa-loop-im.c (sm_seq_valid_bb): Make sure to process
23110 all refs that require dependence checking.
23112 2021-06-11 Richard Biener <rguenther@suse.de>
23114 PR tree-optimization/101028
23115 * tree-vect-slp.c (vect_build_slp_tree_2): When SLP
23116 reassoc discovery fails fatally, mark appropriate lanes
23119 2021-06-11 Richard Biener <rguenther@suse.de>
23121 PR tree-optimization/101026
23122 * tree-vect-slp.c (vect_build_slp_tree_2): Make sure we
23123 have a representative for the associated chain nodes.
23125 2021-06-11 Jakub Jelinek <jakub@redhat.com>
23127 PR rtl-optimization/101008
23128 * simplify-rtx.c (relational_result): New function.
23129 (simplify_logical_relational_operation,
23130 simplify_relational_operation): Use it.
23132 2021-06-11 Jakub Jelinek <jakub@redhat.com>
23135 * config/i386/sse.md (*vec_concat<mode>_0_1): Require TARGET_SSE2.
23137 2021-06-11 Uroš Bizjak <ubizjak@gmail.com>
23140 * config/i386/i386-expand.c (expand_vec_perm_pshufb): Return
23141 false if the permutation can be implemented with constant
23142 permutation instruction in wider mode.
23143 (canonicalize_vector_int_perm): Move above expand_vec_perm_pshufb.
23144 Handle V8QImode and V4HImode.
23146 2021-06-11 Martin Liska <mliska@suse.cz>
23148 PR gcov-profile/100788
23149 * common.opt: Add new option.
23150 * coverage.c (coverage_begin_function): Emit warning instead on
23151 the internal compiler error.
23152 * doc/invoke.texi: Document the option.
23153 * toplev.c (process_options): Enable it by default.
23155 2021-06-11 Richard Biener <rguenther@suse.de>
23157 PR middle-end/101009
23158 * tree-data-ref.c (build_classic_dist_vector_1): Make sure
23159 to set *init_b to true when we encounter a constant equal
23161 (compute_affine_dependence): Also dump the actual DR_REF.
23163 2021-06-10 Aldy Hernandez <aldyh@redhat.com>
23165 PR tree-optimization/100984
23166 * gimple-ssa-evrp.c (ssa_equiv_stack): Use auto_vec for
23167 replacements table.
23168 (ssa_equiv_stack::~ssa_equiv_stack): Remove.
23170 2021-06-11 Kewen Lin <linkw@linux.ibm.com>
23172 * config/rs6000/rs6000.md
23173 (floatsi<SFDF:mode>2_lfiwax_<QHI:mode>_mem_zext): New
23174 define_insn_and_split.
23176 2021-06-11 Richard Biener <rguenther@suse.de>
23178 * tree-vect-slp.c (vect_build_slp_tree_2): Use stablesort
23179 to sort operands of the associative chain.
23181 2021-06-11 Richard Biener <rguenther@suse.de>
23183 * system.h (gcc_stablesort_r): Declare.
23184 * sort.cc (gcc_sort_r): Support stable sort.
23185 (gcc_stablesort_r): Define.
23186 * vec.h (vec<>::stablesort): Add.
23188 2021-06-10 Uroš Bizjak <ubizjak@gmail.com>
23191 * config/i386/i386-expand.c (ix86_split_mmx_punpck):
23192 Handle V2SF mode. Emit SHUFPS to fixup unpack-high for V2SF mode.
23193 (expand_vec_perm_blend): Handle 64bit modes for TARGET_SSE4_1.
23194 (expand_vec_perm_pshufb): Handle 64bit modes for TARGET_SSSE3.
23195 (expand_vec_perm_pblendv): Handle 64bit modes for TARGET_SSE4_1.
23196 (expand_vec_perm_interleave2): Handle 64bit modes.
23197 (expand_vec_perm_even_odd_pack): Handle V8QI mode.
23198 (expand_vec_perm_even_odd_1): Ditto.
23199 (ix86_vectorize_vec_perm_const): Ditto.
23200 * config/i386/i386.md (UNSPEC_PSHUFB): Move from ...
23201 * config/i386/sse.md: ... here.
23202 * config/i386/mmx.md (*vec_interleave_lowv2sf):
23203 New insn_and_split pattern.
23204 (*vec_interleave_highv2sf): Ditto.
23205 (mmx_pshufbv8qi3): New insn pattern.
23206 (*mmx_pblendw): Ditto.
23208 2021-06-10 Peter Bergner <bergner@linux.ibm.com>
23210 * config/rs6000/rs6000-builtin.def (build_pair): New built-in.
23211 (build_acc): Likewise.
23212 * config/rs6000/rs6000-call.c (mma_expand_builtin): Swap assemble
23213 source operands in little-endian mode.
23214 (rs6000_gimple_fold_mma_builtin): Handle VSX_BUILTIN_BUILD_PAIR.
23215 (mma_init_builtins): Likewise.
23216 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Handle endianness
23217 ordering for the MMA assemble and build source operands.
23218 * doc/extend.texi (__builtin_vsx_build_acc, __builtin_mma_build_pair):
23220 (__builtin_mma_assemble_acc, __builtin_mma_assemble_pair): Remove
23223 2021-06-10 Jeff Law <jeffreyalaw@gmail.com>
23225 * config/h8300/h8300.c (select_cc_mode): Handle MEM. Use
23227 * config/h8300/extensions.md: Replace _clobber_flags patterns
23230 2021-06-10 Robin Dapp <rdapp@linux.ibm.com>
23232 * config/s390/vector.md (vcond_mask_<mode><mode>): Change to
23233 (vcond_mask_<mode><tointvec>): this.
23235 2021-06-10 Andrew Stubbs <ams@codesourcery.com>
23236 Thomas Schwinge <thomas@codesourcery.com>
23238 * omp-builtins.def (BUILT_IN_GOACC_ENTER_EXIT_DATA): Split into...
23239 (BUILT_IN_GOACC_ENTER_DATA, BUILT_IN_GOACC_EXIT_DATA): ... these.
23240 * gimple.h (enum gf_mask): Split
23241 'GF_OMP_TARGET_KIND_OACC_ENTER_EXIT_DATA' into
23242 'GF_OMP_TARGET_KIND_OACC_ENTER_DATA' and
23243 'GF_OMP_TARGET_KIND_OACC_EXIT_DATA'.
23244 (is_gimple_omp_oacc): Update.
23245 * gimple-pretty-print.c (dump_gimple_omp_target): Likewise.
23246 * gimplify.c (gimplify_omp_target_update): Likewise.
23247 * omp-expand.c (expand_omp_target, build_omp_regions_1)
23248 (omp_make_gimple_edges): Likewise.
23249 * omp-low.c (check_omp_nesting_restrictions, lower_omp_target):
23252 2021-06-10 Aldy Hernandez <aldyh@redhat.com>
23254 * value-query.cc (value_query::value_on_edge): Rename name to
23256 (range_query::range_on_edge): Same.
23257 (range_query::value_of_expr): Same.
23258 (range_query::value_on_edge): Same.
23259 * value-query.h (class value_query): Same.
23260 (class range_query): Same.
23262 2021-06-10 Richard Biener <rguenther@suse.de>
23264 PR tree-optimization/101003
23265 * tree-vect-slp.c (vect_build_slp_tree_2): Appropriately
23266 use the pattern stmt defs when linearizing a chain.
23268 2021-06-10 Jakub Jelinek <jakub@redhat.com>
23271 * ifcvt.c (noce_get_alt_condition, noce_try_abs): Use
23272 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
23274 2021-06-10 Clement Chigot <clement.chigot@atos.net>
23276 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add Power10 directive.
23277 * config/rs6000/aix72.h (ASM_CPU_SPEC): Likewise.
23279 2021-06-09 Andrew Pinski <apinski@marvell.com>
23281 PR tree-optimization/100925
23282 * match.pd (a ? CST1 : CST2): Limit transformations
23283 that would produce a negative to integeral types only.
23284 Change !POINTER_TYPE_P to INTEGRAL_TYPE_P also.
23286 2021-06-09 Jeff Law <jeffreyalaw@gmail.com>
23289 2021-06-09 Jeff Law <jeffreyalaw@gmail.com>
23291 * doc/tm.texi: Correctly update.
23293 2021-06-09 Jeff Law <jeffreyalaw@gmail.com>
23295 * doc/tm.texi: Correctly update.
23297 2021-06-09 H.J. Lu <hjl.tools@gmail.com>
23300 * doc/tm.texi.in (Trampolines): Add a missing blank line.
23302 2021-06-09 Paul Eggert <eggert@cs.ucla.edu>
23305 * doc/invoke.texi (Code Gen Options); Document that -fno-trampolines
23306 and -ftrampolines work only with Ada.
23307 * doc/tm.texi.in (Trampolines): Likewise.
23308 * doc/tm.texi: Regenerated.
23310 2021-06-09 Carl Love <cel@us.ibm.com>
23312 * config/rs6000/altivec.h (vec_signextll, vec_signexti, vec_signextq):
23313 Add define for new builtins.
23314 * config/rs6000/altivec.md(altivec_vreveti2): Add define_expand.
23315 * config/rs6000/rs6000-builtin.def (VSIGNEXTI, VSIGNEXTLL): Add
23316 overloaded builtin definitions.
23317 (VSIGNEXTSB2W, VSIGNEXTSH2W, VSIGNEXTSB2D, VSIGNEXTSH2D,VSIGNEXTSW2D,
23318 VSIGNEXTSD2Q): Add builtin expansions.
23319 (SIGNEXT): Add P10 overload definition.
23320 * config/rs6000/rs6000-call.c (P9V_BUILTIN_VEC_VSIGNEXTI, P9V_BUILTIN_VEC_VSIGNEXTLL,
23321 P10_BUILTIN_VEC_SIGNEXT): Add overloaded argument definitions.
23322 * config/rs6000/vsx.md (vsx_sign_extend_v2di_v1ti): Add define_insn.
23323 (vsignextend_v2di_v1ti, vsignextend_qi_<mode>, vsignextend_hi_<mode>,
23324 vsignextend_si_v2di)[VIlong]: Add define_expand.
23325 Make define_insn vsx_sign_extend_si_v2di visible.
23326 * doc/extend.texi: Add documentation for the vec_signexti,
23327 vec_signextll builtins and vec_signextq.
23329 2021-06-09 Carl Love <cel@us.ibm.com>
23331 * config/rs6000/rs6000.c (__fixkfti, __fixunskfti, __floattikf,
23332 __floatuntikf): Names changed to __fixkfti_sw, __fixunskfti_sw,
23333 __floattikf_sw, __floatuntikf_sw respectively.
23334 * config/rs6000/rs6000.md (floatti<mode>2, floatunsti<mode>2,
23335 fix_trunc<mode>ti2, fixuns_trunc<mode>ti2): Add
23336 define_insn for mode IEEE 128.
23338 2021-06-09 Carl Love <cel@us.ibm.com>
23340 * config/rs6000/altivec.md (altivec_vslq, altivec_vsrq):
23341 Rename to altivec_vslq_<mode>, altivec_vsrq_<mode>, mode VEC_TI.
23342 * config/rs6000/vector.md (VEC_TI): Was named VSX_TI in vsx.md.
23343 (vashlv1ti3): Change to vashl<mode>3, mode VEC_TI.
23344 (vlshrv1ti3): Change to vlshr<mode>3, mode VEC_TI.
23345 * config/rs6000/vsx.md (VSX_TI): Remove define_mode_iterator. Update
23346 uses of VSX_TI to VEC_TI.
23348 2021-06-09 Carl Love <cel@us.ibm.com>
23350 * config/rs6000/dfp.md (floattitd2, fixtdti2): New define_insns.
23352 2021-06-09 Carl Love <cel@us.ibm.com>
23354 * config/rs6000/altivec.h (vec_dive, vec_mod): Add define for new
23356 * config/rs6000/altivec.md (UNSPEC_VMULEUD, UNSPEC_VMULESD,
23357 UNSPEC_VMULOUD, UNSPEC_VMULOSD): New unspecs.
23358 (altivec_eqv1ti, altivec_gtv1ti, altivec_gtuv1ti, altivec_vmuleud,
23359 altivec_vmuloud, altivec_vmulesd, altivec_vmulosd, altivec_vrlq,
23360 altivec_vrlqmi, altivec_vrlqmi_inst, altivec_vrlqnm,
23361 altivec_vrlqnm_inst, altivec_vslq, altivec_vsrq, altivec_vsraq,
23362 altivec_vcmpequt_p, altivec_vcmpgtst_p, altivec_vcmpgtut_p): New
23364 (vec_widen_umult_even_v2di, vec_widen_smult_even_v2di,
23365 vec_widen_umult_odd_v2di, vec_widen_smult_odd_v2di, altivec_vrlqmi,
23366 altivec_vrlqnm): New define_expands.
23367 * config/rs6000/rs6000-builtin.def (VCMPEQUT_P, VCMPGTST_P,
23368 VCMPGTUT_P): Add macro expansions.
23369 (BU_P10V_AV_P): Add builtin predicate definition.
23370 (VCMPGTUT, VCMPGTST, VCMPEQUT, CMPNET, CMPGE_1TI,
23371 CMPGE_U1TI, CMPLE_1TI, CMPLE_U1TI, VNOR_V1TI_UNS, VNOR_V1TI, VCMPNET_P,
23372 VCMPAET_P, VMULEUD, VMULESD, VMULOUD, VMULOSD, VRLQ,
23373 VSLQ, VSRQ, VSRAQ, VRLQNM, DIV_V1TI, UDIV_V1TI, DIVES_V1TI, DIVEU_V1TI,
23374 MODS_V1TI, MODU_V1TI, VRLQMI): New macro expansions.
23375 (VRLQ, VSLQ, VSRQ, VSRAQ, DIVE, MOD): New overload expansions.
23376 * config/rs6000/rs6000-call.c (P10_BUILTIN_VCMPEQUT,
23377 P10V_BUILTIN_CMPGE_1TI, P10V_BUILTIN_CMPGE_U1TI,
23378 P10V_BUILTIN_VCMPGTUT, P10V_BUILTIN_VCMPGTST,
23379 P10V_BUILTIN_CMPLE_1TI, P10V_BUILTIN_VCMPLE_U1TI,
23380 P10V_BUILTIN_DIV_V1TI, P10V_BUILTIN_UDIV_V1TI,
23381 P10V_BUILTIN_VMULESD, P10V_BUILTIN_VMULEUD,
23382 P10V_BUILTIN_VMULOSD, P10V_BUILTIN_VMULOUD,
23383 P10V_BUILTIN_VNOR_V1TI, P10V_BUILTIN_VNOR_V1TI_UNS,
23384 P10V_BUILTIN_VRLQ, P10V_BUILTIN_VRLQMI,
23385 P10V_BUILTIN_VRLQNM, P10V_BUILTIN_VSLQ,
23386 P10V_BUILTIN_VSRQ, P10V_BUILTIN_VSRAQ,
23387 P10V_BUILTIN_VCMPGTUT_P, P10V_BUILTIN_VCMPGTST_P,
23388 P10V_BUILTIN_VCMPEQUT_P, P10V_BUILTIN_VCMPGTUT_P,
23389 P10V_BUILTIN_VCMPGTST_P, P10V_BUILTIN_CMPNET,
23390 P10V_BUILTIN_VCMPNET_P, P10V_BUILTIN_VCMPAET_P,
23391 P10V_BUILTIN_DIVES_V1TI, P10V_BUILTIN_MODS_V1TI,
23392 P10V_BUILTIN_MODU_V1TI):
23393 New overloaded definitions.
23394 (rs6000_gimple_fold_builtin) [P10V_BUILTIN_VCMPEQUT,
23395 P10V_BUILTIN_CMPNET, P10V_BUILTIN_CMPGE_1TI,
23396 P10V_BUILTIN_CMPGE_U1TI, P10V_BUILTIN_VCMPGTUT,
23397 P10V_BUILTIN_VCMPGTST, P10V_BUILTIN_CMPLE_1TI,
23398 P10V_BUILTIN_CMPLE_U1TI]: New case statements.
23399 (rs6000_init_builtins) [bool_V1TI_type_node, int_ftype_int_v1ti_v1ti]:
23401 (altivec_init_builtins): New E_V1TImode case statement.
23402 (builtin_function_type)[P10_BUILTIN_128BIT_VMULEUD,
23403 P10_BUILTIN_128BIT_VMULOUD, P10_BUILTIN_128BIT_DIVEU_V1TI,
23404 P10_BUILTIN_128BIT_MODU_V1TI, P10_BUILTIN_CMPGE_U1TI,
23405 P10_BUILTIN_VCMPGTUT, P10_BUILTIN_VCMPEQUT]: New case statements.
23406 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute) [E_TImode,
23407 E_V1TImode]: New case statements.
23408 * config/rs6000/rs6000.h (rs6000_builtin_type_index): New enum
23409 value RS6000_BTI_bool_V1TI.
23410 * config/rs6000/vector.md (vector_gtv1ti,vector_nltv1ti,
23411 vector_gtuv1ti, vector_nltuv1ti, vector_ngtv1ti, vector_ngtuv1ti,
23412 vector_eq_v1ti_p, vector_ne_v1ti_p, vector_ae_v1ti_p,
23413 vector_gt_v1ti_p, vector_gtu_v1ti_p, vrotlv1ti3, vashlv1ti3,
23414 vlshrv1ti3, vashrv1ti3): New define_expands.
23415 * config/rs6000/vsx.md (UNSPEC_VSX_DIVSQ, UNSPEC_VSX_DIVUQ,
23416 UNSPEC_VSX_DIVESQ, UNSPEC_VSX_DIVEUQ, UNSPEC_VSX_MODSQ,
23417 UNSPEC_VSX_MODUQ): New unspecs.
23418 (mulv2di3, vsx_div_v1ti, vsx_udiv_v1ti, vsx_dives_v1ti,
23419 vsx_diveu_v1ti, vsx_mods_v1ti, vsx_modu_v1ti, xxswapd_v1ti): New
23421 (vcmpnet): New define_expand.
23422 * doc/extend.texi: Add documentation for the new builtins vec_rl,
23423 vec_rlmi, vec_rlnm, vec_sl, vec_sr, vec_sra, vec_mule, vec_mulo,
23424 vec_div, vec_dive, vec_mod, vec_cmpeq, vec_cmpne, vec_cmpgt, vec_cmplt,
23425 vec_cmpge, vec_cmple, vec_all_eq, vec_all_ne, vec_all_gt, vec_all_lt,
23426 vec_all_ge, vec_all_le, vec_any_eq, vec_any_ne, vec_any_gt, vec_any_lt,
23427 vec_any_ge, vec_any_le.
23429 2021-06-09 Carl Love <cel@us.ibm.com>
23431 * config/rs6000/altivec.md (altivec_vrl<VI_char>mi): Fix
23432 bug in argument generation.
23434 2021-06-09 Christophe Lyon <christophe.lyon@linaro.org>
23436 * config/arm/iterators.md (<supf>): Remove VCLZQ_U, VCLZQ_S.
23438 * config/arm/mve.md (mve_vclzq_<supf><mode>): Add '@' prefix,
23439 remove <supf> iterator.
23440 (mve_vclzq_u<mode>): New.
23441 * config/arm/neon.md (clz<mode>2): Rename to neon_vclz<mode>.
23442 (neon_vclz<mode): Move to ...
23443 * config/arm/unspecs.md (VCLZQ_U, VCLZQ_S): Remove.
23444 * config/arm/vec-common.md: ... here. Add support for MVE.
23446 2021-06-09 Christophe Lyon <christophe.lyon@linaro.org>
23448 * config/arm/mve.md (mve_vhaddq_<supf><mode>): Prefix with '@'.
23449 (@mve_vrhaddq_<supf><mode): Likewise.
23450 * config/arm/neon.md (neon_v<r>hadd<sup><mode>): Likewise.
23451 * config/arm/vec-common.md (avg<mode>3_floor, uavg<mode>3_floor)
23452 (avg<mode>3_ceil", uavg<mode>3_ceil): New patterns.
23454 2021-06-09 imba-tjd <109224573@qq.com>
23456 * doc/invoke.texi: Fix typo.
23458 2021-06-09 Roger Sayle <roger@nextmovesoftware.com>
23460 PR middle-end/53267
23461 * fold-const-call.c (fold_const_call_sss) [CASE_CFN_FMOD]:
23462 Support evaluation of fmod/fmodf/fmodl at compile-time.
23464 2021-06-09 Richard Biener <rguenther@suse.de>
23466 PR tree-optimization/100981
23467 * tree-vect-loop.c (vect_create_epilog_for_reduction): Use
23468 gimple_get_lhs to also handle calls.
23469 * tree-vect-slp-patterns.c (complex_pattern::build): Transfer
23472 2021-06-09 Richard Biener <rguenther@suse.de>
23474 PR tree-optimization/97832
23475 * tree-vectorizer.h (_slp_tree::failed): New.
23476 * tree-vect-slp.c (_slp_tree::_slp_tree): Initialize
23478 (_slp_tree::~_slp_tree): Free failed.
23479 (vect_build_slp_tree): Retain failed nodes and record
23480 matches in them, copying that back out when running
23481 into a cached fail. Dump start and end of discovery.
23482 (dt_sort_cmp): New.
23483 (vect_build_slp_tree_2): Handle associatable chains
23484 together doing more aggressive operand swapping.
23486 2021-06-09 H.J. Lu <hjl.tools@gmail.com>
23489 * config.gcc (gcc_cv_initfini_array): Set to yes for Linux and
23491 * doc/install.texi: Require glibc 2.1 and binutils 2.12 for
23492 Linux and GNU targets.
23494 2021-06-09 Richard Biener <rguenther@suse.de>
23496 * tree-vect-stmts.c (vect_is_simple_use): Always get dt
23499 2021-06-09 Claudiu Zissulescu <claziss@synopsys.com>
23501 * config/arc/arc.md (loop_end): Change it to
23502 define_insn_and_split.
23504 2021-06-09 Claudiu Zissulescu <claziss@synopsys.com>
23506 * config/arc/arc.md (maddhisi4): Use VMAC2H instruction.
23507 (machi): New pattern.
23508 (umaddhisi4): Use VMAC2HU instruction.
23509 (umachi): New pattern.
23511 2021-06-09 Claudiu Zissulescu <claziss@synopsys.com>
23513 * config/arc/arc-protos.h (arc_split_move_p): New prototype.
23514 * config/arc/arc.c (arc_split_move_p): New function.
23515 (arc_split_move): Clean up.
23516 * config/arc/arc.md (movdi_insn): Clean up, use arc_split_move_p.
23517 (movdf_insn): Likewise.
23518 * config/arc/simdext.md (mov<VWH>_insn): Likewise.
23520 2021-06-09 Uroš Bizjak <ubizjak@gmail.com>
23523 * config/i386/i386.c (print_operand_address_as): Rename "no_rip"
23524 argument to "raw". Do not emit segment overrides when "raw" is true.
23526 2021-06-09 Martin Liska <mliska@suse.cz>
23528 * doc/gcov.texi: Create a proper JSON files.
23529 * doc/invoke.texi: Remove dots in order to make it a valid
23532 2021-06-09 Xionghu Luo <luoxhu@linux.ibm.com>
23534 * config/rs6000/rs6000-p8swap.c (pattern_is_rotate64): New.
23535 (insn_is_load_p): Use pattern_is_rotate64.
23536 (insn_is_swap_p): Likewise.
23537 (quad_aligned_load_p): Likewise.
23538 (const_load_sequence_p): Likewise.
23539 (replace_swapped_aligned_load): Likewise.
23540 (recombine_lvx_pattern): Likewise.
23541 (recombine_stvx_pattern): Likewise.
23543 2021-06-09 Andrew MacLeod <amacleod@redhat.com>
23545 * gimple-range-gori.cc (gori_compute::outgoing_edge_range_p): Use a
23546 fur_stmt source record.
23547 * gimple-range.cc (fur_source::get_operand): Generic range query.
23548 (fur_source::get_phi_operand): New.
23549 (fur_source::register_dependency): New.
23550 (fur_source::query): New.
23551 (class fur_edge): New. Edge source for operands.
23552 (fur_edge::fur_edge): New.
23553 (fur_edge::get_operand): New.
23554 (fur_edge::get_phi_operand): New.
23555 (fur_edge::query): New.
23556 (fur_stmt::fur_stmt): New.
23557 (fur_stmt::get_operand): New.
23558 (fur_stmt::get_phi_operand): New.
23559 (fur_stmt::query): New.
23560 (class fur_depend): New. Statement source and process dependencies.
23561 (fur_depend::fur_depend): New.
23562 (fur_depend::register_dependency): New.
23563 (class fur_list): New. List source for operands.
23564 (fur_list::fur_list): New.
23565 (fur_list::get_operand): New.
23566 (fur_list::get_phi_operand): New.
23567 (fold_range): New. Instantiate appropriate fur_source class and fold.
23568 (fold_using_range::range_of_range_op): Use new API.
23569 (fold_using_range::range_of_address): Ditto.
23570 (fold_using_range::range_of_phi): Ditto.
23571 (imple_ranger::fold_range_internal): Use fur_depend class.
23572 (fold_using_range::range_of_ssa_name_with_loop_info): Use new API.
23573 * gimple-range.h (class fur_source): Now a base class.
23574 (class fur_stmt): New.
23575 (fold_range): New prototypes.
23576 (fur_source::fur_source): Delete.
23578 2021-06-08 Andrew Pinski <apinski@marvell.com>
23580 PR tree-optimization/25290
23581 * tree-ssa-phiopt.c (xor_replacement): Delete.
23582 (tree_ssa_phiopt_worker): Delete use of xor_replacement.
23583 (match_simplify_replacement): Allow one cheap preparation
23584 statement that can be moved to before the if.
23586 2021-06-08 Pat Haugen <pthaugen@linux.ibm.com>
23588 * config/rs6000/power10.md (power10-fused-load, power10-fused-store,
23589 power10-fused_alu, power10-fused-vec, power10-fused-branch): New.
23591 2021-06-08 Jeff Law <jeffreyalaw@gmail.com>
23593 * config/h8300/logical.md (andqi3_1): Move BCLR case into define_insn_and_split.
23594 Create length attribute on define_insn_and_split. Only split for cases which we
23596 (andqi3_1<cczn>): Renamed from andqi3_1_clobber_flags. Only handle AND here and
23597 fix length computation.
23598 (b<code><mode>msx): Combine QImode and HImode H8/SX patterns using iterator.
23600 2021-06-08 Richard Biener <rguenther@suse.de>
23602 PR tree-optimization/100923
23603 * tree-ssa-sccvn.c (valueize_refs_1): Take a pointer to
23604 the operand vector to be valueized.
23605 (valueize_refs): Likewise.
23606 (valueize_shared_reference_ops_from_ref): Adjust.
23607 (valueize_shared_reference_ops_from_call): Likewise.
23608 (vn_reference_lookup_3): Likewise.
23609 (vn_reference_lookup_pieces): Likewise. Re-valueize
23610 with honoring availability when we are about to create
23611 the ao_ref and valueized before.
23612 (vn_reference_lookup): Likewise.
23613 (vn_reference_insert_pieces): Adjust.
23615 2021-06-08 Richard Biener <rguenther@suse.de>
23617 * tree-vectorizer.h (_slp_instance::root_stmt): Change to...
23618 (_slp_instance::root_stmts): ... a vector.
23619 (SLP_INSTANCE_ROOT_STMT): Rename to ...
23620 (SLP_INSTANCE_ROOT_STMTS): ... this.
23621 (slp_root::root): Change to...
23622 (slp_root::roots): ... a vector.
23623 (slp_root::slp_root): Adjust.
23624 * tree-vect-slp.c (_slp_instance::location): Adjust.
23625 (vect_free_slp_instance): Release the root stmt vector.
23626 (vect_build_slp_instance): Adjust.
23627 (vect_analyze_slp): Likewise.
23628 (_bb_vec_info::~_bb_vec_info): Likewise.
23629 (vect_slp_analyze_operations): Likewise.
23630 (vect_bb_vectorization_profitable_p): Likewise. Adjust
23631 costs for the root stmt.
23632 (vect_slp_check_for_constructors): Gather all BIT_INSERT_EXPRs
23634 (vect_slp_analyze_bb_1): Simplify by marking all root stmts
23636 (vectorize_slp_instance_root_stmt): Adjust.
23637 (vect_schedule_slp): Likewise.
23639 2021-06-08 Aldy Hernandez <aldyh@redhat.com>
23641 * gimple-ssa-evrp.c (class ssa_equiv_stack): New.
23642 (ssa_equiv_stack::ssa_equiv_stack): New.
23643 (ssa_equiv_stack::~ssa_equiv_stack): New.
23644 (ssa_equiv_stack::enter): New.
23645 (ssa_equiv_stack::leave): New.
23646 (ssa_equiv_stack::push_replacement): New.
23647 (ssa_equiv_stack::get_replacement): New.
23648 (is_pointer_ssa): New.
23649 (class pointer_equiv_analyzer): New.
23650 (pointer_equiv_analyzer::pointer_equiv_analyzer): New.
23651 (pointer_equiv_analyzer::~pointer_equiv_analyzer): New.
23652 (pointer_equiv_analyzer::set_global_equiv): New.
23653 (pointer_equiv_analyzer::set_cond_equiv): New.
23654 (pointer_equiv_analyzer::get_equiv): New.
23655 (pointer_equiv_analyzer::enter): New.
23656 (pointer_equiv_analyzer::leave): New.
23657 (pointer_equiv_analyzer::get_equiv_expr): New.
23658 (pta_valueize): New.
23659 (pointer_equiv_analyzer::visit_stmt): New.
23660 (pointer_equiv_analyzer::visit_edge): New.
23661 (hybrid_folder::value_of_expr): Call PTA.
23662 (hybrid_folder::value_on_edge): Same.
23663 (hybrid_folder::pre_fold_bb): New.
23664 (hybrid_folder::post_fold_bb): New.
23665 (hybrid_folder::pre_fold_stmt): New.
23666 (rvrp_folder::pre_fold_bb): New.
23667 (rvrp_folder::post_fold_bb): New.
23668 (rvrp_folder::pre_fold_stmt): New.
23669 (rvrp_folder::value_of_expr): Call PTA.
23670 (rvrp_folder::value_on_edge): Same.
23672 2021-06-08 Jakub Jelinek <jakub@redhat.com>
23675 * tree-inline.c (copy_tree_body_r): For OMP_CLAUSE_DEPEND don't
23676 check TREE_CODE if OMP_CLAUSE_DECL is NULL.
23678 2021-06-08 Richard Biener <rguenther@suse.de>
23680 PR middle-end/100951
23681 * tree-vect-generic.c (expand_vector_piecewise): Build a
23682 VECTOR_CST if all elements are constant.
23683 (expand_vector_condition): Likewise.
23684 (lower_vec_perm): Likewise.
23685 (expand_vector_conversion): Likewise.
23687 2021-06-08 Martin Liska <mliska@suse.cz>
23689 * doc/invoke.texi: Document new param evrp-sparse-threshold.
23691 2021-06-08 Martin Liska <mliska@suse.cz>
23693 * genautomata.c (create_automata): Fix typo.
23695 2021-06-08 Kewen Lin <linkw@linux.ibm.com>
23697 PR tree-optimization/100794
23698 * tree-predcom.c (tree_predictive_commoning_loop): Add parameter
23699 allow_unroll_p and only allow unrolling when it's true.
23700 (tree_predictive_commoning): Add parameter allow_unroll_p and
23702 (run_tree_predictive_commoning): Likewise.
23703 (pass_predcom::gate): Check flag_tree_loop_vectorize and
23704 global_options_set.x_flag_predictive_commoning.
23705 (pass_predcom::execute): Adjust for allow_unroll_p.
23707 2021-06-08 Kewen Lin <linkw@linux.ibm.com>
23709 * tree-predcom.c (execute_pred_commoning): Remove update_ssa call.
23710 (tree_predictive_commoning_loop): Factor some cleanup stuffs into
23711 lambda function cleanup, remove scev_reset call, and adjust return
23713 (tree_predictive_commoning): Adjust for different changed values,
23714 only set flag TODO_update_ssa_only_virtuals if changed.
23715 (pass_data pass_data_predcom): Remove TODO_update_ssa_only_virtuals
23716 from todo_flags_finish.
23718 2021-06-07 Andrew MacLeod <amacleod@redhat.com>
23720 * gimple-range-cache.cc (class sbr_sparse_bitmap): New.
23721 (sbr_sparse_bitmap::sbr_sparse_bitmap): New.
23722 (sbr_sparse_bitmap::bitmap_set_quad): New.
23723 (sbr_sparse_bitmap::bitmap_get_quad): New.
23724 (sbr_sparse_bitmap::set_bb_range): New.
23725 (sbr_sparse_bitmap::get_bb_range): New.
23726 (sbr_sparse_bitmap::bb_range_p): New.
23727 (block_range_cache::block_range_cache): initialize bitmap obstack.
23728 (block_range_cache::~block_range_cache): Destruct obstack.
23729 (block_range_cache::set_bb_range): Decide when to utilze the
23730 sparse on entry cache.
23731 * gimple-range-cache.h (block_range_cache): Add bitmap obstack.
23732 * params.opt (-param=evrp-sparse-threshold): New.
23734 2021-06-07 Andrew MacLeod <amacleod@redhat.com>
23736 * bitmap.c (bitmap_set_aligned_chunk): New.
23737 (bitmap_get_aligned_chunk): New.
23738 (test_aligned_chunk): New.
23739 (bitmap_c_tests): Call test_aligned_chunk.
23740 * bitmap.h (bitmap_set_aligned_chunk, bitmap_get_aligned_chunk): New.
23742 2021-06-07 Uroš Bizjak <ubizjak@gmail.com>
23745 * config/i386/i386-expand.c (ix86_expand_vector_init_duplicate):
23747 (ix86_expand_vector_init_one_nonzero): Ditto.
23748 (ix86_expand_vector_init_one_var): Ditto.
23749 (ix86_expand_vector_init_general): Ditto.
23750 * config/i386/mmx.md (vec_initv4qiqi): New expander.
23752 2021-06-07 Jeff Law <jeffreyalaw@gmail.com>
23754 * config/h8300/movepush.md: Change most _clobber_flags
23755 patterns to instead use <cczn> subst.
23756 (movsi_cczn): New pattern with usable CC cases split out.
23757 (movsi_h8sx_cczn): Likewise.
23759 2021-06-07 Martin Liska <mliska@suse.cz>
23761 * common/common-target.def: Split long lines and replace them
23763 * target.def: Likewise.
23764 * doc/tm.texi: Re-generated.
23766 2021-06-07 Jakub Jelinek <jakub@redhat.com>
23769 * fold-const.c (fold_read_from_vector): Return NULL if trying to
23770 read from a CONSTRUCTOR with vector type elements.
23772 2021-06-07 Jakub Jelinek <jakub@redhat.com>
23774 PR middle-end/100898
23775 * tree-inline.c (copy_bb): Only use gimple_call_arg_ptr if memcpy
23776 should copy any arguments. Don't call gimple_call_num_args
23777 on id->call_stmt or call_stmt more than once.
23779 2021-06-07 liuhongt <hongtao.liu@intel.com>
23782 * config/i386/sse.md (*sse4_1_zero_extendv8qiv8hi2_3): Refine
23784 (<insn>v4siv4di2): Delete constraints for define_expand.
23786 2021-06-07 liuhongt <hongtao.liu@intel.com>
23789 * config/i386/i386-expand.c (ix86_expand_builtin): Remove
23790 assignment of cfun->machine->has_explicit_vzeroupper.
23791 * config/i386/i386-features.c
23792 (ix86_add_reg_usage_to_vzerouppers): Delete.
23793 (ix86_add_reg_usage_to_vzeroupper): Ditto.
23794 (rest_of_handle_insert_vzeroupper): Remove
23795 ix86_add_reg_usage_to_vzerouppers, add df_analyze at the end
23797 (gate): Remove cfun->machine->has_explicit_vzeroupper.
23798 * config/i386/i386-protos.h (ix86_expand_avx_vzeroupper):
23800 * config/i386/i386.c (ix86_insn_callee_abi): New function.
23801 (ix86_initialize_callee_abi): Ditto.
23802 (ix86_expand_avx_vzeroupper): Ditto.
23803 (ix86_hard_regno_call_part_clobbered): Adjust for vzeroupper
23805 (TARGET_INSN_CALLEE_ABI): Define as ix86_insn_callee_abi.
23806 (ix86_emit_mode_set): Call ix86_expand_avx_vzeroupper
23808 * config/i386/i386.h (struct GTY(()) machine_function): Delete
23809 has_explicit_vzeroupper.
23810 * config/i386/i386.md (enum unspec): New member
23812 (ABI_DEFAULT,ABI_VZEROUPPER,ABI_UNKNOWN): New
23813 define_constants for insn callee abi index.
23814 * config/i386/predicates.md (vzeroupper_pattern): Adjust.
23815 * config/i386/sse.md (UNSPECV_VZEROUPPER): Deleted.
23816 (avx_vzeroupper): Call ix86_expand_avx_vzeroupper.
23817 (*avx_vzeroupper): Rename to ..
23818 (avx_vzeroupper_callee_abi): .. this, and adjust pattern as
23819 call_insn which has a special vzeroupper ABI.
23820 (*avx_vzeroupper_1): Deleted.
23822 2021-06-07 liuhongt <hongtao.liu@intel.com>
23825 * df-scan.c (df_get_call_refs): When call_insn is a fake call,
23826 it won't use stack pointer reg.
23827 * final.c (leaf_function_p): When call_insn is a fake call, it
23828 won't affect caller as a leaf function.
23829 * reg-stack.c (callee_clobbers_any_stack_reg): New.
23830 (subst_stack_regs): When call_insn doesn't clobber any stack
23831 reg, don't clear the arguments.
23832 * rtl.c (shallow_copy_rtx): Don't clear flag used when orig is
23834 * shrink-wrap.c (requires_stack_frame_p): No need for stack
23835 frame for a fake call.
23836 * rtl.h (FAKE_CALL_P): New macro.
23838 2021-06-06 Eric Botcazou <ebotcazou@adacore.com>
23840 * config/sparc/sparc-protos.h (order_regs_for_local_alloc): Rename
23842 (sparc_order_regs_for_local_alloc): ...this.
23843 (sparc_leaf_reg_remap): Declare.
23844 * config/sparc/sparc.h (ADJUST_REG_ALLOC_ORDER): Adjust.
23845 (LEAF_REG_REMAP): Reimplement as call to sparc_leaf_reg_remap.
23846 * config/sparc/sparc.c (leaf_reg_remap): Delete.
23847 (order_regs_for_local_alloc): Rename to...
23848 (sparc_order_regs_for_local_alloc): ...this.
23849 (sparc_leaf_reg_remap): New function.
23850 (sparc_conditional_register_usage): Do not modify leaf_reg_remap.
23852 2021-06-06 David Edelsohn <dje.gcc@gmail.com>
23854 * config/rs6000/rs6000.c (rs6000_xcoff_asm_output_aligned_decl_common):
23855 Use assemble_name to output BSS section name.
23857 2021-06-06 Uroš Bizjak <ubizjak@gmail.com>
23859 * config/i386/constraints.md (Bs):
23860 Remove boolean operators from match_test RTX.
23863 (M): Use "mode" variable instead of GET_MODE (op) in match_test RTX.
23866 2021-06-06 Martin Liska <mliska@suse.cz>
23868 * doc/extend.texi: Add missing @headitem.
23869 * doc/invoke.texi: Likewise.
23870 * doc/objc.texi: Likewise.
23872 2021-06-06 Martin Liska <mliska@suse.cz>
23874 * genhooks.c (emit_findices): Remove unused function.
23875 (emit_documentation): Do not call emit_findices
23876 and do not search for @Fcode directives.
23878 2021-06-06 Martin Liska <mliska@suse.cz>
23880 * doc/invoke.texi: Remove extra character.
23882 2021-06-05 Kewen Lin <linkw@linux.ibm.com>
23884 * config/sh/sh.md (doloop_end_split): Fix empty split condition.
23886 2021-06-05 Kewen Lin <linkw@linux.ibm.com>
23888 * config/sparc/sparc.md (*snedi<W:mode>_zero_vis3,
23889 *neg_snedi<W:mode>_zero_subxc, *plus_snedi<W:mode>_zero,
23890 *plus_plus_snedi<W:mode>_zero, *minus_snedi<W:mode>_zero,
23891 *minus_minus_snedi<W:mode>_zero): Fix empty split condition.
23893 2021-06-05 Kewen Lin <linkw@linux.ibm.com>
23895 * config/or1k/or1k.md (*movdi): Fix empty split condition.
23897 2021-06-05 Kewen Lin <linkw@linux.ibm.com>
23899 * config/mips/mips.md (<anonymous>, bswapsi2, bswapdi2): Fix empty
23902 2021-06-05 Kewen Lin <linkw@linux.ibm.com>
23904 * config/m68k/m68k.md (*zero_extend_inc, *zero_extend_dec,
23905 *zero_extendsidi2): Fix empty split condition.
23907 2021-06-05 Jeff Law <jeffreyalaw@gmail.com>
23909 * config/h8300/addsub.md: Fix split condition in define_insn_and_split
23911 * config/h8300/bitfield.md: Likewise.
23912 * config/h8300/combiner.md: Likewise.
23913 * config/h8300/divmod.md: Likewise.
23914 * config/h8300/extensions.md: Likewise.
23915 * config/h8300/jumpcall.md: Likewise.
23916 * config/h8300/movepush.md: Likewise.
23917 * config/h8300/multiply.md: Likewise.
23918 * config/h8300/other.md: Likewise.
23919 * config/h8300/shiftrotate.md: Likewise.
23920 * config/h8300/logical.md: Likewise. Fix split pattern to use
23921 code iterator that somehow slipped through.
23923 2021-06-04 Tobias Burnus <tobias@codesourcery.com>
23925 PR middle-end/100905
23926 * tree-nested.c (convert_nonlocal_omp_clauses,
23927 convert_local_omp_clauses): Handle OMP_CLAUSE_BIND.
23929 2021-06-04 Martin Sebor <msebor@redhat.com>
23931 PR middle-end/100732
23932 * gimple-fold.c (gimple_fold_builtin_sprintf): Avoid folding calls
23933 with either source or destination argument of invalid type.
23934 * tree-ssa-uninit.c (maybe_warn_pass_by_reference): Avoid checking
23935 calls with arguments of invalid type.
23937 2021-06-04 Martin Sebor <msebor@redhat.com>
23939 * attribs.c (init_attr_rdwr_indices): Use VLA bounds in the expected
23941 (attr_access::vla_bounds): Also handle VLA bounds.
23943 2021-06-04 Uroš Bizjak <ubizjak@gmail.com>
23945 * config/i386/predicates.md (GOT_memory_operand):
23946 Implement using match_code RTXes.
23947 (GOT32_symbol_operand): Ditto.
23949 2021-06-04 Uroš Bizjak <ubizjak@gmail.com>
23952 * config/i386/i386-expand.c (ix86_expand_vector_init_duplicate):
23954 (ix86_expand_vector_init_general): Ditto.
23955 Use SImode instead of word_mode for logic operations
23956 when GET_MODE_SIZE (mode) < UNITS_PER_WORD.
23957 (expand_vec_perm_even_odd_1): Assert that V2HI mode should be
23958 implemented by expand_vec_perm_1.
23959 (expand_vec_perm_broadcast_1): Assert that V2HI and V4HI modes
23960 should be implemented using standard shuffle patterns.
23961 (ix86_vectorize_vec_perm_const): Handle V2HImode. Add V4HI and
23962 V2HI modes to modes, implementable with shuffle for one operand.
23963 * config/i386/mmx.md (*punpckwd): New insn_and_split pattern.
23964 (*pshufw_1): New insn pattern.
23965 (*vec_dupv2hi): Ditto.
23966 (vec_initv2hihi): New expander.
23968 2021-06-04 Kewen Lin <linkw@linux.ibm.com>
23970 * config/arm/vfp.md (no_literal_pool_df_immediate,
23971 no_literal_pool_sf_immediate): Fix empty split condition.
23973 2021-06-04 Kewen Lin <linkw@linux.ibm.com>
23975 * config/i386/i386.md (*load_tp_x32_zext, *add_tp_x32_zext,
23976 *tls_dynamic_gnu2_combine_32): Fix empty split condition.
23977 * config/i386/sse.md (*<sse2_avx2>_pmovmskb_lt,
23978 *<sse2_avx2>_pmovmskb_zext_lt, *sse2_pmovmskb_ext_lt,
23979 *<sse4_1_avx2>_pblendvb_lt): Likewise.
23981 2021-06-04 Jakub Jelinek <jakub@redhat.com>
23984 * config/i386/i386-expand.c (ix86_expand_vector_init): Handle
23985 concatenation from half-sized modes with TImode elements.
23987 2021-06-04 Claudiu Zissulescu <claziss@synopsys.com>
23989 * config/arc/arc.c (arc_override_options): Disable millicode
23990 thunks when RF16 is on.
23992 2021-06-04 Haochen Gui <guihaoc@gcc.gnu.org>
23994 * config/rs6000/rs6000.h (PROMOTE_MODE): Remove.
23996 2021-06-04 Haochen Gui <guihaoc@gcc.gnu.org>
23998 * config/rs6000/rs6000-call.c (rs6000_promote_function_mode):
23999 Replace PROMOTE_MODE marco with its content.
24001 2021-06-03 Kewen Lin <linkw@linux.ibm.com>
24003 * config/cris/cris.md (*addi_reload): Fix empty split condition.
24005 2021-06-03 Jim Wilson <jimw@sifive.com>
24007 * config.gcc (riscv*-*-*): If --with-riscv-attribute not used,
24008 turn it on for all riscv targets.
24010 2021-06-03 Uroš Bizjak <ubizjak@gmail.com>
24013 * config/i386/i386-expand.c (ix86_expand_vector_set):
24014 Handle V2HI and V4QI modes.
24015 (ix86_expand_vector_extract): Ditto.
24016 * config/i386/mmx.md (*pinsrw): New insn pattern.
24019 (*pextrw_zext): Ditto.
24021 (*pextrb_zext): Ditto.
24022 (vec_setv2hi): New expander.
24023 (vec_extractv2hihi): Ditto.
24024 (vec_setv4qi): Ditto.
24025 (vec_extractv4qiqi): Ditto.
24026 (vec_setv8qi): Enable only for TARGET_SSE4_1.
24027 (vec_extractv8qiqi): Ditto.
24029 2021-06-03 Aaron Sawdey <acsawdey@linux.ibm.com>
24031 * config/rs6000/genfusion.pl (gen_logical_addsubf): Fix input
24032 order to subf instruction.
24033 * config/rs6000/fusion.md: Regenerate.
24035 2021-06-03 Aldy Hernandez <aldyh@redhat.com>
24037 * calls.c (get_size_range): Use range_of_expr instead of
24038 determine_value_range.
24039 * tree-affine.c (expr_to_aff_combination): Same.
24040 * tree-data-ref.c (split_constant_offset): Same.
24041 * tree-vrp.c (determine_value_range_1): Remove.
24042 (determine_value_range): Remove.
24043 * tree-vrp.h (determine_value_range): Remove.
24045 2021-06-03 Aldy Hernandez <aldyh@redhat.com>
24047 * function-tests.c (test_ranges): Call gimple_range_tests.
24048 * gimple-range-cache.cc (ranger_cache::range_of_expr): Pass stmt
24050 * gimple-range.cc (fur_source::get_operand): Do not call
24051 get_tree_range or gimple_range_global.
24053 (get_tree_range): Move to value-query.cc.
24054 Call get_arith_expr_range.
24055 (gimple_ranger::range_of_expr): Add argument to get_tree_range.
24056 Include gimple-range-tests.cc.
24057 * gimple-range.h (fold_range): Add argument.
24058 (get_tree_range): Remove.
24059 * selftest.h (gimple_range_tests): New.
24060 * value-query.cc (global_range_query::range_of_expr): Add
24062 (range_query::get_tree_range): Move from gimple-range.cc.
24063 * value-query.h (class range_query): Add get_tree_range and
24064 get_arith_expr_range. Make fur_source a friend.
24065 * vr-values.c (vr_values::range_of_expr): Pass stmt to
24067 * gimple-range-tests.cc: New file.
24069 2021-06-03 Aldy Hernandez <aldyh@redhat.com>
24071 * gimple-range.cc (gimple_ranger::export_global_ranges): Call
24072 update_global_range.
24073 * value-query.cc (update_global_range): New.
24074 * value-query.h (update_global_range): New.
24076 2021-06-03 David Malcolm <dmalcolm@redhat.com>
24078 * diagnostic-show-locus.c (diagnostic_show_locus): Don't reject
24079 printing the same location twice if there are fix-it hints,
24080 multiple locations, or a label.
24082 2021-06-03 Andre Vieira <andre.simoesdiasvieira@arm.com>
24084 * tree-vect-loop.c (vect_transform_loop): Use main loop's various'
24085 thresholds to narrow the upper bound on epilogue iterations.
24087 2021-06-03 Christophe Lyon <christophe.lyon@linaro.org>
24089 * config/arm/mve.md (mve_vabsq_f<mode>): Use 'abs' instead of unspec.
24090 (mve_vabsq_s<mode>): Likewise.
24091 * config/arm/neon.md (abs<mode>2): Rename to neon_abs<mode>2.
24092 * config/arm/unspecs.md (VABSQ_F, VABSQ_S): Delete.
24093 * config/arm/vec-common.md (neg<mode>2): Rename to
24094 <absneg_str><mode>2.
24096 2021-06-03 Claudiu Zissulescu <claziss@synopsys.com>
24098 * common/config/arc/arc-common.c (arc_option_optimization_table):
24099 Remove malign-call.
24100 * config/arc/arc.c (arc_unalign_branch_p): Remove unused function.
24101 * config/arc/arc.h (TARGET_MIXED_CODE): Remove macro.
24102 (INDEX_REG_CLASS): Only refer to GENERAL_REGS.
24103 * config/arc/arc.md (abssi2_mixed): Remove pattern.
24104 * config/arc/arc.opt (munalign-prob-threshold): Mark it obsolete.
24105 (malign-call): Likewise.
24106 (mmixed-code): Likewise.
24107 * doc/invoke.texi (ARC): Update doc.
24109 2021-06-03 Martin Liska <mliska@suse.cz>
24111 * common.opt: Use proper Enum values.
24112 * opts.c (COVERAGE_SANITIZER_OPT): Remove.
24113 (parse_sanitizer_options): Handle only sanitizer_opts.
24114 (common_handle_option): Just assign value.
24116 2021-06-03 Eric Botcazou <ebotcazou@adacore.com>
24119 * tree-inline.c (inline_forbidden_p): Remove test on return type.
24121 2021-06-03 Eric Botcazou <ebotcazou@adacore.com>
24123 * dwarf2out.c (loc_list_from_tree_1) <FUNCTION_DECL>: Also generate
24124 DW_OP_GNU_variable_value referencing an existing DIE at file scope.
24125 (type_byte_size): Inline into...
24126 (add_byte_size_attribute): ...this and call add_scalar_info.
24128 2021-06-03 Eric Botcazou <ebotcazou@adacore.com>
24130 * dwarf2out.c (mem_loc_descriptor) <UDIV>: Fix typo.
24131 (typed_binop_from_tree): New function.
24132 (loc_list_from_tree_1) <EXACT_DIV_EXPR>: For an unsigned type,
24133 turn a divide by a power of 2 into a shift.
24134 <CEIL_DIV_EXPR>: For an unsigned type, use a signed divide if the
24135 size of the mode is lower than DWARF2_ADDR_SIZE; otherwise, do a
24136 typed divide by calling typed_binop_from_tree.
24138 2021-06-03 Eric Botcazou <ebotcazou@adacore.com>
24140 * dwarf2out.c (scompare_loc_descriptor): Fix head comment.
24141 (is_handled_procedure_type): Likewise.
24142 (struct loc_descr_context): Add strict_signedness field.
24143 (resolve_args_picking_1): Deal with DW_OP_[GNU_]deref_type,
24144 DW_OP_[GNU_]convert and DW_OP_[GNU_]reinterpret.
24145 (resolve_args_picking): Minor tweak.
24146 (function_to_dwarf_procedure): Initialize strict_signedness field.
24147 (type_byte_size): Likewise.
24148 (field_byte_offset): Likewise.
24149 (gen_descr_array_type_die): Likewise.
24150 (gen_variant_part): Likewise.
24151 (loc_list_from_tree_1) <CALL_EXPR>: Tidy up and set strict_signedness
24152 to true when a context is present before evaluating the arguments.
24153 <COND_EXPR>: Do not generate a useless comparison with zero.
24154 When dereferencing an address, if strict_signedness is true and the
24155 type is small and signed, use DW_OP_deref_type to do the dereference
24156 and then DW_OP_convert to convert back to the generic type.
24158 2021-06-03 Jakub Jelinek <jakub@redhat.com>
24161 * tree-inline.c (copy_tree_body_r): Handle iterators on
24162 OMP_CLAUSE_AFFINITY or OMP_CLAUSE_DEPEND.
24164 2021-06-03 Kewen Lin <linkw@linux.ibm.com>
24166 * config/arc/arc.md (*bbit_di): Remove.
24168 2021-06-02 Christoph Muellner <cmuellner@gcc.gnu.org>
24170 PR rtl-optimization/100264
24171 * ree.c (get_sub_rtx): Ignore SET expressions without register
24172 destinations and remove assertion, as it is not valid anymore
24173 with this new behaviour.
24174 (merge_def_and_ext): Eliminate destination check for register
24175 as such SET expressions can't occur anymore.
24176 (combine_reaching_defs): Likewise.
24178 2021-06-02 Jakub Jelinek <jakub@redhat.com>
24181 * config/xtensa/xtensa.h (LEAF_REG_REMAP): Cast REGNO to int to avoid
24182 -Wtype-limits warnings.
24183 (DWARF_FRAME_REGISTER): Rewrite into ternary operator with addition
24184 in operands to avoid -Wsign-compare warnings.
24186 2021-06-02 Pat Haugen <pthaugen@linux.ibm.com>
24188 * config/rs6000/rs6000-logue.c (rs6000_emit_prologue): Use
24191 2021-06-02 Vineet Gupta <vgupta@synopsys.com>
24193 * config/arc/arc.h (TARGET_CPU_DEFAULT): Change to hs38_linux.
24195 2021-06-02 Ilya Leoshkevich <iii@linux.ibm.com>
24197 * config/s390/s390.md(*ashrdi3_31<setcc><cconly>): Use a single
24199 * config/s390/subst.md(cconly_subst): Use a single constraint
24200 in (match_scratch).
24202 2021-06-02 Martin Liska <mliska@suse.cz>
24204 * ipa-icf.h: Use auto_vec for memory_access_types.
24206 2021-06-02 Jeff Law <jeffreyalaw@gmail.com>
24208 * config/h8300/h8300-protos.h (compute_a_shift_length): Drop unused
24209 argument from prototype.
24210 (output_logical_op): Add rtx_code argument.
24211 (compute_logical_op_length): Likewise.
24212 * config/h8300/h8300.c (h8300_and_costs): Pass additional argument
24213 to compute_a_shift_length.
24214 (output_logical_op); New argument with the rtx code rather than
24215 extracting it from an operand. Handle QImode too.
24216 (compute_logical_op_length): Similary.
24217 (compute_a_shift_length): Drop unused argument.
24218 * config/h8300/h8300.md (logicals): New code iterator.
24219 * config/h8300/logical.md (<code><mode>3 expander): Combine
24220 the "and" expander with the "ior"/"xor" expander.
24221 (bclr<mode>msx): Combine the QI/HI mode patterns.
24222 (<logical><mode>3 insns): Use code iterator rather than match_operator.
24223 Handle QImode as well. Update call to output_logical_op and
24224 compute_logical_op_length to pass in rtx_code
24225 Fix split condition on all define_insn_and_split patterns.
24226 (one_cmpl<mode>2<cczn>): Use <cczn> to support both clobbering
24227 the flags and setting ZN via existing define_subst.
24228 * config/h8300/shiftrotate.md: Drop unused argument from
24229 calls to compute_a_shift_length.
24230 Signed-off-by: Jeff Law <jeffreyalaw@gmail.com>
24232 2021-06-01 Andrew Pinski <apinski@marvell.com>
24234 PR tree-optimization/25290
24235 * tree-ssa-phiopt.c (match_simplify_replacement):
24237 (tree_ssa_phiopt_worker): Use match_simplify_replacement.
24238 (two_value_replacement): Change the comment about
24239 conditional_replacement.
24240 (conditional_replacement): Delete.
24242 2021-06-01 Andrew Pinski <apinski@marvell.com>
24244 PR tree-optimization/95481
24245 * tree-tailcall.c (find_tail_calls): Handle empty typed
24248 2021-06-01 Andrew Pinski <apinski@marvell.com>
24250 * gimplify.c (zero_sized_field_decl): Delete
24251 (zero_sized_type): Delete
24252 (gimplify_init_ctor_eval): Use is_empty_type instead
24253 of zero_sized_field_decl.
24254 (gimplify_modify_expr): Use is_empty_type instead of
24257 2021-06-01 Jason Merrill <jason@redhat.com>
24260 * tree.h (CALL_FROM_NEW_OR_DELETE_P): Adjust comment.
24262 2021-06-01 Jason Merrill <jason@redhat.com>
24265 * diagnostic.h (warning_enabled_at): Declare.
24266 * diagnostic.c (diagnostic_enabled): Factor out from...
24267 (diagnostic_report_diagnostic): ...here.
24268 (warning_enabled_at): New.
24270 2021-06-01 Aldy Hernandez <aldyh@redhat.com>
24272 * gimple-ssa-evrp.c: Enable exporting of global ranges.
24274 2021-06-01 Martin Liska <mliska@suse.cz>
24277 * doc/invoke.texi: Mention that -fgcse-after-reload
24278 is enabled with -O3.
24280 2021-06-01 liuhongt <hongtao.liu@intel.com>
24282 PR tree-optimization/98365
24283 * tree-if-conv.c (strip_nop_cond_scalar_reduction): New function.
24284 (is_cond_scalar_reduction): Handle nop_expr in cond scalar reduction.
24285 (convert_scalar_cond_reduction): Ditto.
24286 (predicate_scalar_phi): Ditto.
24288 2021-06-01 Andrew MacLeod <amacleod@redhat.com>
24290 PR tree-optimization/100781
24291 * gimple-range-cache.cc (ranger_cache::ranger_cache): Enable new
24292 value calculation by default.
24293 (ranger_cache::enable_new_values): New.
24294 (ranger_cache::disable_new_values): New.
24295 (ranger_cache::push_poor_value): Check if new values are allowed.
24296 * gimple-range-cache.h (class ranger_cache): New member/methods.
24297 * gimple-range.cc (gimple_ranger::range_of_expr): Check for debug
24298 statement, and disable/renable new value calculation.
24300 2021-06-01 Andrew MacLeod <amacleod@redhat.com>
24302 * gimple-range-cache.cc (ranger_cache::ssa_range_in_bb): Delete.
24303 (ranger_cache::range_of_def): New.
24304 (ranger_cache::entry_range): New.
24305 (ranger_cache::exit_range): New.
24306 (ranger_cache::range_of_expr): Adjust.
24307 (ranger_cache::range_on_edge): Adjust.
24308 (ranger_cache::propagate_cache): Call exit_range directly.
24309 * gimple-range-cache.h (class ranger_cache): Adjust.
24311 2021-06-01 Andrew MacLeod <amacleod@redhat.com>
24313 * gimple-range-cache.cc (ranger_cache::ranger_cache): Adjust for
24314 gori_compute being a member rather than base class.
24315 dervied call to member call.
24316 (ranger_cache::dump): No longer dump gori_map.
24317 (ranger_cache::dump_bb): New.
24318 (ranger_cache::get_non_stale_global_range): Adjust for gori_compute
24319 being a member rather than base class.
24320 (ranger_cache::set_global_range): Ditto.
24321 (ranger_cache::ssa_range_in_bb): Ditto.
24322 (ranger_cache::range_of_expr): New.
24323 (ranger_cache::range_on_edge): New.
24324 (ranger_cache::block_range): Adjust for gori_computes. Debug changes.
24325 (ranger_cache::propagate_cache): Adjust debugging output.
24326 (ranger_cache::fill_block_cache): Adjust for gori_computes. Debug
24328 * gimple-range-cache.h (class ranger_cache): Make gori_compute a
24329 member, and inherit from range_query instead.
24330 (ranger_cache::dump_bb): New. split from dump.
24331 * gimple-range-gori.cc (gori_compute::ssa_range_in_bb): Delete.
24332 (gori_compute::expr_range_at_stmt): Delete.
24333 (gori_compute::compute_name_range_op): Delete.
24334 (gori_compute::compute_operand_range_switch): Add fur_source.
24335 (gori_compute::compute_operand_range): Add fur_source param, inline
24336 old compute_name_range_op and optimize_logical_operands.
24337 (struct tf_range): Delete.
24338 (gori_compute::logical_combine): Adjust
24339 (gori_compute::optimize_logical_operands): Delete.
24340 (gori_compute::compute_logical_operands_in_chain): Delete.
24341 (gori_compute::compute_logical_operands): Adjust.
24342 (gori_compute::compute_operand1_range): Adjust to fur_source.
24343 (gori_compute::compute_operand2_range): Ditto.
24344 (gori_compute::compute_operand1_and_operand2_range): Ditto.
24345 (gori_compute::outgoing_edge_range_p): Add range_query parameter,
24346 and adjust to fur_source.
24347 * gimple-range-gori.h (class gori_compute): Simplify and adjust to
24348 range_query and fur_source.
24349 * gimple-range.cc (gimple_ranger::range_on_edge): Query range_on_edge
24350 from the ranger_cache..
24351 (gimple_ranger::fold_range_internal): Adjust to base class change of
24353 (gimple_ranger::dump_bb): Adjust dump.
24354 * gimple-range.h (gimple_ranger):export gori computes object.
24356 2021-06-01 Andrew MacLeod <amacleod@redhat.com>
24358 PR tree-optimization/100774
24359 * gimple-range-cache.cc (ranger_cache::get_non_stale_global_range):
24360 Constant values are also not stale.
24361 (ranger_cache::set_global_range): Range invariant values should also
24362 have the correct timestamp.
24364 2021-05-31 Martin Liska <mliska@suse.cz>
24366 * tree-streamer-in.c (unpack_ts_function_decl_value_fields):
24367 Unpack FUNCTION_DECL_DECL_TYPE.
24368 * tree-streamer-out.c (pack_ts_function_decl_value_fields):
24369 Stream FUNCTION_DECL_DECL_TYPE instead of
24370 DECL_IS_OPERATOR_NEW_P.
24371 * tree.h (set_function_decl_type): Use FUNCTION_DECL_DECL_TYPE
24373 (DECL_IS_OPERATOR_NEW_P): Likewise.
24374 (DECL_IS_OPERATOR_DELETE_P): Likewise.
24375 (DECL_LAMBDA_FUNCTION_P): Likewise.
24377 2021-05-31 Richard Biener <rguenther@suse.de>
24380 * internal-fn.c (expand_SHUFFLEVECTOR): Define.
24381 * internal-fn.def (SHUFFLEVECTOR): New.
24382 * internal-fn.h (expand_SHUFFLEVECTOR): Declare.
24383 * doc/extend.texi: Document __builtin_shufflevector.
24385 2021-05-31 Peter Bergner <bergner@linux.ibm.com>
24388 * config/rs6000/predicates.md(mma_assemble_input_operand): Allow
24389 indexed form addresses.
24391 2021-05-29 Jeff Law <jlaw@tachyum.com>
24393 * config/h8300/h8300.c (h8300_emit_stack_adjustment): Drop unused
24394 parameter. Call callers fixed.
24396 (output_plussi): Add FALLTHRU markers.
24397 (h8300_shift_needs_scratch_p): Add gcc_unreachable marker.
24399 2021-05-29 Jakub Jelinek <jakub@redhat.com>
24401 PR middle-end/99928
24402 * gimplify.c (gimplify_scan_omp_clauses): For taskloop simd
24403 combined with parallel, make sure to add shared clause to
24404 parallel for explicit linear clause.
24406 2021-05-29 Aldy Hernandez <aldyh@redhat.com>
24408 PR tree-optimization/100787
24409 * gimple-ssa-evrp.c: Disable exporting of global ranges.
24411 2021-05-28 Jason Merrill <jason@redhat.com>
24413 * tree-iterator.h (struct tree_stmt_iterator): Add operator++,
24414 operator--, operator*, operator==, and operator!=.
24415 (class tsi_range): New.
24417 2021-05-28 Richard Biener <rguenther@suse.de>
24419 PR tree-optimization/100778
24420 * tree-vect-slp.c (vect_build_slp_tree_1): Prevent possibly
24421 trapping ops in different BBs.
24423 2021-05-28 Richard Biener <rguenther@suse.de>
24426 * tree-inline.c (copy_bb): When processing __builtin_va_arg_pack
24427 copy fntype from original call.
24429 2021-05-28 Martin Liska <mliska@suse.cz>
24431 PR gcov-profile/100751
24432 * doc/gcov.texi: Revert partially a hunk that was wrong.
24434 2021-05-28 Cooper Qu <cooper.qu@linux.alibaba.com>
24436 * config/csky/csky-linux-elf.h (HAVE_sync_compare_and_swapqi):
24438 (HAVE_sync_compare_and_swaphi): Likewise.
24439 (HAVE_sync_compare_and_swapsi): Likewise.
24441 2021-05-28 Jakub Jelinek <jakub@redhat.com>
24443 PR middle-end/99928
24444 * tree.h (OMP_CLAUSE_MAP_IMPLICIT): Define.
24446 2021-05-28 Tobias Burnus <tobias@codesourcery.com>
24448 * gimplify.c (gimplify_omp_affinity): New.
24449 (gimplify_scan_omp_clauses): Call it; remove affinity clause afterwards.
24450 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_AFFINITY.
24451 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE_AFFINITY.
24452 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add clause.
24453 (walk_tree_1): Handle OMP_CLAUSE_AFFINITY.
24455 2021-05-28 Joern Rennecke <joern.rennecke@riscy-ip.com>
24456 Richard Biener <rguenther@suse.de>
24458 * match.pd <popcount & / + pattern matching>:
24459 When generating popcount directly fails, try doing it in two halves.
24461 2021-05-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
24463 * Makefile.in (generated_files): Add gimple-match.c and
24466 2021-05-28 Joern Rennecke <joern.rennecke@embecosm.com>
24468 * gensupport.c (alter_predicate_for_insn): Handle MATCH_DUP.
24470 2021-05-28 Joern Rennecke <joern.rennecke@embecosm.com>
24472 * gensupport.c (alter_constraints): Add MATCH_SCRATCH case.
24474 2021-05-28 Kewen Lin <linkw@linux.ibm.com>
24476 PR tree-optimization/99398
24477 * tree-ssa-forwprop.c (simplify_permutation): Optimize some cases
24478 where the fed operands are CTOR/CST and propagated through
24479 VIEW_CONVERT_EXPR. Call vec_perm_indices::new_shrunk_vector.
24480 * vec-perm-indices.c (vec_perm_indices::new_shrunk_vector): New
24482 * vec-perm-indices.h (vec_perm_indices::new_shrunk_vector): New
24485 2021-05-27 Uroš Bizjak <ubizjak@gmail.com>
24487 * config/i386/mmx.md (addv2sf3): Do not call
24488 ix86_fixup_binary_operands_no_copy.
24491 (<smaxmin:code>v2sf3): Ditto.
24492 (<plusminus:insn><MMXMODEI:mode>3): Ditto.
24493 (<plusminus:insn><VI_32:mode>3): Remove expander.
24494 (<plusminus:insn><VI_32:mode>3): Rename from
24495 "*<plusminus:insn><VI_32:mode>3".
24496 (mulv4hi): Do not call ix86_fixup_binary_operands_no_copy.
24497 (mulv2hi3): Remove expander.
24498 (mulv2hi3): Rename from *mulv2hi3.
24499 (<s>mulv2hi3_highpart): Remove expander.
24500 (<s>mulv2hi3_highpart): Rename from *<s>mulv2hi3_highpart.
24501 (<smaxmin:code><MMXMODE14:mode>3): Rename from
24502 "*mmx_<smaxmin:code><MMXMODE14:mode>3".
24503 (<smaxmin:code><SMAXMIN_MMXMODEI:mode>3): Remove expander.
24504 (SMAXMIN_MMXMODEI): Remove mode iterator.
24505 (<smaxmin:code>v4hi3): New expander.
24506 (<smaxmin:code>v4qi3): Rename from *<smaxmin:code>v4qi3.
24507 (<smaxmin:code>v2hi3): Rename from *<smaxmin:code>v2hi3.
24508 (<smaxmin:code><SMAXMIN_VI_32:mode>3): Remove expander.
24509 (SMAXMIN_VI_32): Remove mode iterator.
24510 (<umaxmin:code><MMXMODE24:mode>3): Rename from
24511 "*mmx_<umaxmin:code><MMXMODE24:mode>3".
24512 (<umaxmin:code><UMAXMIN_MMXMODEI:mode>3): Remove expander.
24513 (UMAXMIN_MMXMODEI): Remove mode iterator.
24514 (<umaxmin:code>v8qi3): New expander.
24515 (<umaxmin:code>v4qi3): Rename from *<umaxmin:code>v4qi3.
24516 (<umaxmin:code>v2hi3): Rename from *<umaxmin:code>v2hi3.
24517 (<umaxmin:code><SMAXMIN_VI_32:mode>3): Remove expander.
24518 (UMAXMIN_VI_32): Remove mode iterator.
24519 (<any_shift:insn>v2hi3): Remove expander.
24520 (<any_shift:insn>v2hi3): Rename from *<any_shift:insn>v2hi3.
24521 (<any_logic:code><MMXMODEI:mode>3): Do not call
24522 ix86_fixup_binary_operands_no_copy.
24523 (<any_logic:code><VI_32:mode>3): Remove expander.
24524 (<any_logic:code><VI_32:mode>3): Rename from
24525 "*<any_logic:code><VI_32:mode>3".
24526 (uavg<mode>3_ceil): Do not call ix86_fixup_binary_operands_no_copy.
24527 * config/i386/sse.md (div<VF2:mode>3): Do not call
24528 ix86_fixup_binary_operands_no_copy.
24529 (div<VF1:mode>3): Ditto.
24530 (<maxmin:code><VI8_AVX2_AVX512F:mode>3): Ditto.
24531 (smulhrsv4hi3): Ditto.
24532 (smulhrsv2hi3): Ditto.
24534 2021-05-27 Martin Sebor <msebor@redhat.com>
24536 * ggc.h (gt_ggc_mx): Add overloads for all integers.
24538 * hash-map.h (class hash_map): Add pch_nx_helper overloads for all
24540 (hash_map::operator==): New function.
24542 2021-05-27 Uroš Bizjak <ubizjak@gmail.com>
24545 * config/i386/i386-expand.c (ix86_expand_int_sse_cmp):
24546 For TARGET_XOP bypass SSE comparisons for all supported vector modes.
24547 * config/i386/mmx.md (*xop_maskcmp<MMXMODEI:mode>3): New insn pattern.
24548 (*xop_maskcmp<VI_32:mode>3): Ditto.
24549 (*xop_maskcmp_uns<MMXMODEI:mode>3): Ditto.
24550 (*xop_maskcmp_uns<VI_32:mode>3): Ditto.
24552 2021-05-27 Richard Earnshaw <rearnsha@arm.com>
24555 * config/arm/arm.c (arm_configure_build_target): Remove parameter
24556 opts_set, directly check opts parameters for being non-null.
24557 (arm_option_restore): Update call to arm_configure_build_target.
24558 (arm_option_override): Likewise.
24559 (arm_can_inline_p): Likewise.
24560 (arm_valid_target_attribute_tree): Likewise.
24561 * config/arm/arm-c.c (arm_pragma_target_parse): Likewise.
24562 * config/arm/arm-protos.h (arm_configure_build_target): Adjust
24565 2021-05-27 Aldy Hernandez <aldyh@redhat.com>
24567 * vr-values.c (simplify_conversion_using_ranges): Use
24568 get_range_query instead of get_global_range_query.
24570 2021-05-27 Aldy Hernandez <aldyh@redhat.com>
24572 * gimple-range.cc (get_range_global): Move to value-query.cc.
24573 (gimple_range_global): Same.
24574 (get_global_range_query): Same.
24575 (global_range_query::range_of_expr): Same.
24576 * gimple-range.h (class global_range_query): Move to
24578 (gimple_range_global): Same.
24579 * tree-ssanames.c (get_range_info): Move to value-query.cc.
24580 (get_ptr_nonnull): Same.
24581 * tree-ssanames.h (get_range_info): Remove.
24582 (get_ptr_nonnull): Remove.
24583 * value-query.cc (get_ssa_name_range_info): Move from
24585 (get_ssa_name_ptr_info_nonnull): Same.
24586 (get_range_global): Move from gimple-range.cc.
24587 (gimple_range_global): Same.
24588 (get_global_range_query): Same.
24589 (global_range_query::range_of_expr): Same.
24590 * value-query.h (class global_range_query): Move from
24592 (gimple_range_global): Same.
24594 2021-05-27 Uroš Bizjak <ubizjak@gmail.com>
24597 * config/i386/mmx.md (uavgv4qi3_ceil): New insn pattern.
24598 (uavgv2hi3_ceil): Ditto.
24600 2021-05-26 Eric Botcazou <ebotcazou@adacore.com>
24603 * doc/extend.texi (scalar_storage_order): Rephrase slightly.
24605 2021-05-26 Aldy Hernandez <aldyh@redhat.com>
24607 * tree-ssanames.c (get_range_info): Merge both copies of
24608 get_range_info into one that works with irange.
24609 * tree-ssanames.h (get_range_info): Remove version that works on
24612 2021-05-26 Aldy Hernandez <aldyh@redhat.com>
24614 * builtins.c (check_nul_terminated_array): Convert to get_range_query.
24615 (expand_builtin_strnlen): Same.
24616 (determine_block_size): Same.
24617 * fold-const.c (expr_not_equal_to): Same.
24618 * gimple-fold.c (size_must_be_zero_p): Same.
24619 * gimple-match-head.c: Include gimple-range.h.
24620 * gimple-pretty-print.c (dump_ssaname_info): Convert to get_range_query.
24621 * gimple-ssa-warn-restrict.c
24622 (builtin_memref::extend_offset_range): Same.
24623 * graphite-sese-to-poly.c (add_param_constraints): Same.
24624 * internal-fn.c (get_min_precision): Same.
24625 * ipa-fnsummary.c (set_switch_stmt_execution_predicate): Same.
24626 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Same.
24628 * tree-data-ref.c (split_constant_offset): Same.
24629 (dr_step_indicator): Same.
24630 * tree-dfa.c (get_ref_base_and_extent): Same.
24631 * tree-scalar-evolution.c (iv_can_overflow_p): Same.
24632 * tree-ssa-loop-niter.c (refine_value_range_using_guard): Same.
24633 (determine_value_range): Same.
24634 (record_nonwrapping_iv): Same.
24635 (infer_loop_bounds_from_signedness): Same.
24636 (scev_var_range_cant_overflow): Same.
24637 * tree-ssa-phiopt.c (two_value_replacement): Same.
24638 * tree-ssa-pre.c (insert_into_preds_of_block): Same.
24639 * tree-ssa-reassoc.c (optimize_range_tests_to_bit_test): Same.
24640 * tree-ssa-strlen.c (handle_builtin_stxncpy_strncat): Same.
24642 (dump_strlen_info): Same.
24643 (set_strlen_range): Same.
24644 (maybe_diag_stxncpy_trunc): Same.
24645 (get_len_or_size): Same.
24646 (handle_integral_assign): Same.
24647 * tree-ssa-structalias.c (find_what_p_points_to): Same.
24648 * tree-ssa-uninit.c (find_var_cmp_const): Same.
24649 * tree-switch-conversion.c (bit_test_cluster::emit): Same.
24650 * tree-vect-patterns.c (vect_get_range_info): Same.
24651 (vect_recog_divmod_pattern): Same.
24652 * tree-vrp.c (intersect_range_with_nonzero_bits): Same.
24653 (register_edge_assert_for_2): Same.
24654 (determine_value_range_1): Same.
24655 * tree.c (get_range_pos_neg): Same.
24656 * vr-values.c (vr_values::get_lattice_entry): Same.
24657 (vr_values::update_value_range): Same.
24658 (simplify_conversion_using_ranges): Same.
24660 2021-05-26 Aldy Hernandez <aldyh@redhat.com>
24662 * gimple-ssa-warn-alloca.c (alloca_call_type): Use
24663 get_range_query instead of query argument.
24664 (pass_walloca::execute): Enable and disable global ranger.
24666 2021-05-26 Aldy Hernandez <aldyh@redhat.com>
24668 * gimple-ssa-evrp.c (rvrp_folder::rvrp_folder): Call
24670 (rvrp_folder::~rvrp_folder): Call disable_ranger.
24671 (hybrid_folder::hybrid_folder): Call enable_ranger.
24672 (hybrid_folder::~hybrid_folder): Call disable_ranger.
24674 2021-05-26 Aldy Hernandez <aldyh@redhat.com>
24676 * function.c (allocate_struct_function): Set cfun->x_range_query.
24677 * function.h (struct function): Declare x_range_query.
24678 (get_range_query): New.
24679 (get_global_range_query): New.
24680 * gimple-range-cache.cc (ssa_global_cache::ssa_global_cache):
24681 Remove call to safe_grow_cleared.
24682 * gimple-range.cc (get_range_global): New.
24683 (gimple_range_global): Move from gimple-range.h.
24684 (get_global_range_query): New.
24685 (global_range_query::range_of_expr): New.
24686 (enable_ranger): New.
24687 (disable_ranger): New.
24688 * gimple-range.h (gimple_range_global): Move to gimple-range.cc.
24689 (class global_range_query): New.
24690 (enable_ranger): New.
24691 (disable_ranger): New.
24692 * gimple-ssa-evrp.c (evrp_folder::~evrp_folder): Rename
24693 dump_all_value_ranges to dump.
24694 * tree-vrp.c (vrp_prop::finalize): Same.
24695 * value-query.cc (range_query::dump): New.
24696 * value-query.h (range_query::dump): New.
24697 * vr-values.c (vr_values::dump_all_value_ranges): Rename to...
24698 (vr_values::dump): ...this.
24699 * vr-values.h (class vr_values): Rename dump_all_value_ranges to
24700 dump and make virtual.
24702 2021-05-26 Uroš Bizjak <ubizjak@gmail.com>
24704 * config/i386/i386.c (ix86_autovectorize_vector_modes):
24705 Add V4QImode and V16QImode for TARGET_SSE2.
24706 * doc/sourcebuild.texi (Vector-specific attributes):
24707 Add vect64 and vect32 description.
24709 2021-05-26 Bernd Edlinger <bernd.edlinger@hotmail.de>
24711 * gimple-range-gori.cc (range_def_chain::register_dependency):
24712 Resize m_def_chain when needed.
24714 2021-05-26 Christophe Lyon <christophe.lyon@linaro.org>
24716 * config/arm/mve.md (mve_vaddvq_<supf><mode>): Prefix with '@'.
24717 * config/arm/neon.md (reduc_plus_scal_<mode>): Move to ..
24718 * config/arm/vec-common.md: .. here. Add support for MVE.
24720 2021-05-26 Jakub Jelinek <jakub@redhat.com>
24722 * config/epiphany/epiphany.c (epiphany_print_operand_address): Remove
24724 * config/microblaze/microblaze.c (microblaze_legitimize_address,
24726 microblaze_option_override, print_operand): Likewise.
24727 * config/microblaze/microblaze.md (call_internal_plt,
24728 call_value_intern_plt, call_value_intern): Likewise.
24729 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Likewise.
24730 * config/iq2000/iq2000.md (call_internal1, call_value_internal1,
24731 call_value_multiple_internal1): Likewise.
24732 * config/bfin/bfin.c (symbolic_reference_mentioned_p): Likewise.
24734 2021-05-26 Jan-Benedict Glaw <jbglaw@lug-owl.de>
24736 * config/arc/arc.c (arc_address_cost, arc_print_operand_address,
24737 arc_ccfsm_advance, symbolic_reference_mentioned_p,
24738 arc_raw_symbolic_reference_mentioned_p): Remove register
24741 2021-05-26 Jakub Jelinek <jakub@redhat.com>
24744 * omp-low.c: Include omp-offload.h.
24745 (create_omp_child_function): If current_function_decl has
24746 "omp declare target" attribute and is_gimple_omp_offloaded,
24747 remove that attribute from the copy of attribute list and
24748 add "omp target entrypoint" attribute instead.
24749 (lower_omp_target): Mark .omp_data_sizes.* and .omp_data_kinds.*
24750 variables for offloading if in omp_maybe_offloaded_ctx.
24751 * omp-offload.c (pass_omp_target_link::execute): Nullify second
24752 argument to GOMP_target_data_ext in offloaded code.
24754 2021-05-26 Geng Qi <gengqi@linux.alibaba.com>
24756 * config/csky/csky.c (csky_can_change_mode_class): Delete.
24757 For csky, HF/SF mode use the low bits of VREGS.
24759 2021-05-26 Eric Botcazou <ebotcazou@adacore.com>
24761 * gimplify.c (gimplify_decl_expr): Do not clear TREE_READONLY on a
24762 DECL which is a reference for OMP.
24764 2021-05-26 Martin Liska <mliska@suse.cz>
24766 PR gcov-profile/100751
24767 * doc/gcov.texi: Document that __gcov_dump can be called just
24768 once and that __gcov_reset resets run-time counters.
24770 2021-05-26 Martin Liska <mliska@suse.cz>
24772 * doc/install.texi: Port relevant part from install-old.texi
24773 and re-generate list of CPUs and systems.
24775 2021-05-26 Martin Liska <mliska@suse.cz>
24777 * Makefile.in: Remove it.
24778 * doc/include/fdl.texi: Update next/previous chapters.
24779 * doc/install.texi: Likewise.
24780 * doc/install-old.texi: Removed.
24782 2021-05-26 Geng Qi <gengqi@linux.alibaba.com>
24784 * config/csky/csky.c (ck810_legitimate_index_p): Support
24785 "base + index" with DF mode.
24786 * config/csky/constraints.md ("Y"): New constraint for memory operands
24787 without index register.
24788 * config/csky/csky_insn_fpuv2.md (fpuv3_movdf): Use "Y" instead of "m"
24789 when mov between memory and general registers, and lower their priority.
24790 * config/csky/csky_insn_fpuv3.md (fpuv2_movdf): Likewise.
24792 2021-05-26 Geng Qi <gengqi@linux.alibaba.com>
24794 * config/csky/csky.c (TARGET_PROMOTE_PROTOTYPES): Delete.
24796 2021-05-26 Geng Qi <gengqi@linux.alibaba.com>
24798 * config/csky/csky.md (untyped_call): Emit clobber for return
24799 registers to mark them used.
24801 2021-05-26 Geng Qi <gengqi@linux.alibaba.com>
24803 * config/csky/csky.md (cskyv2_sextend_ldbs): New.
24805 2021-05-26 Andrew Pinski <apinski@marvell.com>
24807 * match.pd (x < 0 ? ~y : y): New patterns.
24809 2021-05-26 Andrew Pinski <apinski@marvell.com>
24811 * match.pd (A?CST1:CST2): Add simplifcations for A?0:+-1, A?+-1:0,
24812 A?POW2:0 and A?0:POW2.
24814 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
24816 * gimple-range-gori.cc (class logical_stmt_cache): Delete
24817 (logical_stmt_cache::logical_stmt_cache ): Delete.
24818 (logical_stmt_cache::~logical_stmt_cache): Delete.
24819 (logical_stmt_cache::cache_entry::dump): Delete.
24820 (logical_stmt_cache::get_range): Delete.
24821 (logical_stmt_cache::cached_name ): Delete.
24822 (logical_stmt_cache::same_cached_name): Delete.
24823 (logical_stmt_cache::cacheable_p): Delete.
24824 (logical_stmt_cache::slot_diagnostics ): Delete.
24825 (logical_stmt_cache::dump): Delete.
24826 (gori_compute_cache::gori_compute_cache): Delete.
24827 (gori_compute_cache::~gori_compute_cache): Delete.
24828 (gori_compute_cache::compute_operand_range): Delete.
24829 (gori_compute_cache::cache_stmt): Delete.
24830 * gimple-range-gori.h (gori_compute::compute_operand_range): Remove
24832 (class gori_compute_cache): Delete.
24834 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
24836 * gimple-range.cc (fold_using_range::range_of_range_op): Use m_gori
24838 (fold_using_range::range_of_address): Adjust.
24839 (fold_using_range::range_of_phi): Adjust.
24840 * gimple-range.h (class fur_source): Adjust.
24841 (fur_source::fur_source): Adjust.
24843 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
24845 * gimple-range-gori.cc (gori_compute::expr_range_at_stmt): Rename
24846 from expr_range_in_bb and adjust.
24847 (gori_compute::compute_name_range_op): Adjust.
24848 (gori_compute::optimize_logical_operands): Adjust.
24849 (gori_compute::compute_logical_operands_in_chain): Adjust.
24850 (gori_compute::compute_operand1_range): Adjust.
24851 (gori_compute::compute_operand2_range): Adjust.
24852 (ori_compute_cache::cache_stmt): Adjust.
24853 * gimple-range-gori.h (gori_compute): Rename prototype.
24855 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
24857 * gimple-range.cc (gimple_ranger::range_of_expr): Non-null should be
24858 checked only after range_of_stmt, not range_on_entry.
24859 (gimple_ranger::range_on_entry): Check for non-null in any
24860 predecessor block, if it is not already non-null.
24861 (gimple_ranger::range_on_exit): DOnt check for non-null after
24862 range on entry call.
24863 (gimple_ranger::dump_bb): New. Split from dump.
24864 (gimple_ranger::dump): Adjust.
24865 * gimple-range.h (class gimple_ranger): Adjust.
24867 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
24869 * gimple-range-cache.cc (struct range_timestamp): Delete.
24870 (class temporal_cache): Adjust.
24871 (temporal_cache::get_timestamp): Delete.
24872 (temporal_cache::set_dependency): Delete.
24873 (temporal_cache::temporal_value): Adjust.
24874 (temporal_cache::current_p): Take dependencies as params.
24875 (temporal_cache::set_timestamp): Adjust.
24876 (temporal_cache::set_always_current): Adjust.
24877 (ranger_cache::get_non_stale_global_range): Adjust.
24878 (ranger_cache::register_dependency): Delete.
24879 * gimple-range-cache.h (class range_cache): Adjust.
24881 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
24883 * gimple-range-gori.cc (range_def_chain::range_def_chain): init
24885 (range_def_chain::~range_def_chain): Dispose of obstack rather than
24886 each individual bitmap.
24887 (range_def_chain::set_import): New.
24888 (range_def_chain::get_imports): New.
24889 (range_def_chain::chain_import_p): New.
24890 (range_def_chain::register_dependency): Rename from build_def_chain
24892 (range_def_chain::def_chain_in_bitmap_p): New.
24893 (range_def_chain::add_def_chain_to_bitmap): New.
24894 (range_def_chain::has_def_chain): Just check first depenedence.
24895 (range_def_chain::get_def_chain): Process imports, use generic
24896 register_dependency routine.
24897 (range_def_chain::dump): New.
24898 (gori_map::gori_map): Allocate import list.
24899 (gori_map::~gori_map): Release imports.
24900 (gori_map::exports): Check for past allocated block size.
24901 (gori_map::imports): New.
24902 (gori_map::def_chain_in_export_p): Delete.
24903 (gori_map::is_import_p): New.
24904 (gori_map::maybe_add_gori): Handle imports.
24905 (gori_map::dump): Adjust output, add imports.
24906 (gori_compute::has_edge_range_p): Remove def_chain_in_export call.
24907 (gori_export_iterator::gori_export_iterator): New.
24908 (gori_export_iterator::next): New.
24909 (gori_export_iterator::get_name): New.
24910 * gimple-range-gori.h (range_def_chain): Add imports and direct
24911 dependecies via struct rdc.
24912 (range_def_chain::depend1): New.
24913 (range_def_chain::depend2): New.
24914 (class gori_map): Adjust.
24915 (FOR_EACH_GORI_IMPORT_NAME): New.
24916 (FOR_EACH_GORI_EXPORT_NAME): New.
24917 (class gori_export_iterator): New.
24919 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
24921 * gimple-range-cache.cc (ranger_cache::ranger_cache): Move initial
24922 export cache filling to here.
24923 * gimple-range-gori.cc (gori_compute::gori_compute) : From Here.
24925 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
24927 * gimple-range-gori.cc (range_def_chain): Move to gimple-range-gori.h.
24928 (gori_map): Move to gimple-range-gori.h.
24929 (gori_compute::gori_compute): Adjust.
24930 (gori_compute::~gori_compute): Delete.
24931 (gori_compute::compute_operand_range_switch): Adjust.
24932 (gori_compute::compute_operand_range): Adjust.
24933 (gori_compute::compute_logical_operands): Adjust.
24934 (gori_compute::has_edge_range_p ): Adjust.
24935 (gori_compute::set_range_invariant): Delete.
24936 (gori_compute::dump): Adjust.
24937 (gori_compute::outgoing_edge_range_p): Adjust.
24938 * gimple-range-gori.h (class range_def_chain): Relocate here.
24939 (class gori_map): Relocate here.
24940 (class gori_compute): Inherit from gori_map, and adjust.
24942 2021-05-25 Aldy Hernandez <aldyh@redhat.com>
24944 * value-range.cc (range_tests_legacy): Use
24945 build_nonstandard_integer_type instead of int and short.
24947 2021-05-25 Eric Botcazou <ebotcazou@adacore.com>
24949 * gimplify.c (gimplify_decl_expr): Clear TREE_READONLY on the DECL
24950 when really creating an initialization statement for it.
24952 2021-05-25 Eric Botcazou <ebotcazou@adacore.com>
24954 * tree-inline.c (setup_one_parameter): Fix thinko in new condition.
24956 2021-05-25 Kito Cheng <kito.cheng@sifive.com>
24958 * config/riscv/riscv.h (ASM_SPEC): Pass -mno-relax.
24960 2021-05-25 Martin Liska <mliska@suse.cz>
24962 PR tree-optimization/92860
24964 * optc-save-gen.awk: Remove exceptions.
24966 2021-05-25 Martin Liska <mliska@suse.cz>
24968 * asan.h (sanitize_coverage_p): New function.
24969 * doc/extend.texi: Document it.
24970 * fold-const.c (fold_range_test): Use sanitize_flags_p
24971 instead of flag_sanitize_coverage.
24972 (fold_truth_andor): Likewise.
24973 * sancov.c: Likewise.
24974 * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
24975 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Handle
24976 -fsanitize-coverage when inlining.
24978 2021-05-25 Cooper Qu <cooper.qu@linux.alibaba.com>
24980 * config/csky/csky-modes.def : Fix copyright.
24982 2021-05-25 Cooper Qu <cooper.qu@linux.alibaba.com>
24984 * config/csky/csky-modes.def : Amend copyright.
24985 * config/csky/csky_insn_fpuv2.md : Likewise.
24986 * config/csky/csky_insn_fpuv3.md : Likewise.
24988 2021-05-25 Richard Biener <rguenther@suse.de>
24990 PR middle-end/100727
24991 * calls.c (initialize_argument_information): Explicitely test
24992 for WITH_SIZE_EXPR.
24993 * gimple-expr.c (mark_addressable): Skip outer WITH_SIZE_EXPR.
24995 2021-05-25 Geng Qi <gengqi@linux.alibaba.com>
24997 * config/csky/csky.h (FRAME_POINTER_REGNUM): Use
24998 HARD_FRAME_POINTER_REGNUM and FRAME_POINTER_REGNUM instead of
24999 the signle definition. The signle definition may not work well
25000 at simplify_subreg_regno().
25001 (HARD_FRAME_POINTER_REGNUM): New.
25002 (ELIMINABLE_REGS): Add for HARD_FRAME_POINTER_REGNUM.
25003 * config/csky/csky.c (get_csky_live_regs, csky_can_eliminate,
25004 csky_initial_elimination_offset, csky_expand_prologue,
25005 csky_expand_epilogue): Add for HARD_FRAME_POINTER_REGNUM.
25007 2021-05-25 Geng Qi <gengqi@linux.alibaba.com>
25009 * config/csky/csky.c (csky_option_override):
25010 Init csky_arch_isa_features[] in advance, so TARGET_DSP
25011 and TARGET_DIV can be set well.
25013 2021-05-25 Geng Qi <gengqi@linux.alibaba.com>
25015 * config/csky/constraints.md ("l", "h"): Delete.
25016 * config/csky/csky.h (reg_class, REG_CLASS_NAMES,
25017 REG_CLASS_CONTENTS): Delete LO_REGS and HI_REGS.
25018 * config/csky/csky.c (regno_reg_classm,
25019 csky_secondary_reload, csky_register_move_cost):
25020 Use HILO_REGS instead of LO_REGS and HI_REGS.
25022 2021-05-25 Geng Qi <gengqi@linux.alibaba.com>
25024 * config/csky/constraints.md ("W"): New constriant for mem operand
25025 with base reg, index register.
25026 ("Q"): Renamed and modified "csky_valid_fpuv2_mem_operand" to
25027 "csky_valid_mem_constraint_operand" to deal with both "Q" and "W"
25029 ("Dv"): New constraint for const double value that can be used at
25031 * config/csky/csky-modes.def (HFmode): New mode.
25032 * config/csky/csky-protos.h (csky_valid_fpuv2_mem_operand): Rename
25033 to "csky_valid_mem_constraint_operand" and support new constraint
25035 (csky_get_movedouble_length): New.
25036 (fpuv3_output_move): New.
25037 (fpuv3_const_double): New.
25038 * config/csky/csky.c (csky_option_override): New arch CK860 with fpv3.
25039 (decompose_csky_address): Refine.
25040 (csky_print_operand): New "CONST_DOUBLE" operand.
25041 (csky_output_move): Support fpv3 instructions.
25042 (csky_get_movedouble_length): New.
25043 (fpuv3_output_move): New.
25044 (fpuv3_const_double): New.
25045 (csky_emit_compare): Cover float comparsion.
25046 (csky_emit_compare_float): Refine.
25047 (csky_vaild_fpuv2_mem_operand): Rename to
25048 "csky_valid_mem_constraint_operand" and support new constraint "W".
25049 (ck860_rtx_costs): New.
25050 (csky_rtx_costs): Add the cost calculation of CK860.
25051 (regno_reg_class): New vregs for fpuv3.
25052 (csky_dbx_regno): Likewise.
25053 (csky_cpu_cpp_builtins): New builtin macro for fpuv3.
25054 (csky_conditional_register_usage): Suporrot fpuv3.
25055 (csky_dwarf_register_span): Suporrot fpuv3.
25056 (csky_init_builtins, csky_mangle_type): Support "__fp16" type.
25057 (ck810_legitimate_index_p): Support fp16.
25058 * config/csky/csky.h (TARGET_TLS): ADD CK860.
25059 (CSKY_VREG_P, CSKY_VREG_LO_P, CSKY_VREG_HI_P): Support fpuv3.
25060 (TARGET_SINGLE_FPU): Support fpuv3.
25061 (TARGET_SUPPORT_FPV3): New.
25062 (FIRST_PSEUDO_REGISTER): Change to 202 to hold the new fpuv3 registers.
25063 (FIXED_REGISTERS, CALL_REALLY_USED_REGISTERS, REGISTER_NAMES,
25064 REG_CLASS_CONTENTS): Support fpuv3.
25065 * config/csky/csky.md (movsf): Move to cksy_insn_fpu.md and refine.
25066 (csky_movsf_fpv2): Likewise.
25067 (ck801_movsf): Likewise.
25068 (csky_movsf): Likewise.
25070 (csky_movdf_fpv2): Likewise.
25071 (ck801_movdf): Likewise.
25072 (csky_movdf): Likewise.
25073 (movsicc): Refine. Use "comparison_operatior" instead of
25074 "ordered_comparison_operatior".
25075 (addsicc): Likewise.
25076 (CSKY_FIRST_VFP3_REGNUM, CSKY_LAST_VFP3_REGNUM): New constant.
25077 (call_value_internal_vh): New.
25078 * config/csky/csky_cores.def (CK860): New arch and cpu.
25083 * config/csky/csky_insn_fpu.md: Refactor. Separate all float patterns
25084 into emit-patterns and match-patterns, remain the emit-patterns here,
25085 and move the match-patterns to csky_insn_fpuv2.md or
25086 csky_insn_fpuv3.md.
25087 * config/csky/csky_insn_fpuv2.md: New file for fpuv2 instructions.
25088 * config/csky/csky_insn_fpuv3.md: New file and new patterns for fpuv3
25090 * config/csky/csky_isa.def (fcr): New.
25095 (CK860): New definition for ck860.
25096 * config/csky/csky_tables.opt (ck860): New processors ck860,
25097 ck860f. And new arch ck860.
25102 * config/csky/predicates.md (csky_float_comparsion_operator): Delete
25103 "geu", "gtu", "leu", "ltu", which will never appear at float comparison.
25104 * config/csky/t-csky-elf: Support 860.
25105 * config/csky/t-csky-linux: Likewise.
25106 * doc/md.texi: Add "Q" and "W" constraints for C-SKY.
25108 2021-05-24 Aaron Sawdey <acsawdey@linux.ibm.com>
25110 * config/rs6000/genfusion.pl (gen_logical_addsubf): Refactor to
25111 add generation of logical-add and add-logical fusion pairs.
25112 * config/rs6000/rs6000-cpus.def: Add new fusion to ISA 3.1 mask
25114 * config/rs6000/rs6000.c (rs6000_option_override_internal): Turn on
25115 logical-add and add-logical fusion by default.
25116 * config/rs6000/rs6000.opt: Add -mpower10-fusion-logical-add and
25117 -mpower10-fusion-add-logical options.
25118 * config/rs6000/fusion.md: Regenerate file.
25120 2021-05-24 Aldy Hernandez <aldyh@redhat.com>
25122 * value-range.cc (irange::legacy_equal_p): Check type when
25123 comparing VR_VARYING types.
25124 (range_tests_legacy): Test comparing VARYING ranges of different
25127 2021-05-24 Wilco Dijkstra <wdijkstr@arm.com>
25129 * config/aarch64/aarch64.c (neoversen1_tunings):
25130 Enable AARCH64_EXTRA_TUNE_CHEAP_SHIFT_EXTEND.
25132 2021-05-24 Wilco Dijkstra <wdijkstr@arm.com>
25134 * config/aarch64/aarch64.c (aarch64_classify_symbol): Use GOT for
25135 extern weak symbols. Limit symbol offsets for non-GOT symbols with
25138 2021-05-24 Christophe Lyon <christophe.lyon@linaro.org>
25140 * config/arm/neon.md (vec_load_lanesxi<mode>)
25141 (vec_store_lanexoi<mode>): Move ...
25142 * config/arm/vec-common.md: here.
25144 2021-05-24 Christophe Lyon <christophe.lyon@linaro.org>
25146 * config/arm/neon.md (vec_load_lanesoi<mode>)
25147 (vec_store_lanesoi<mode>): Move ...
25148 * config/arm/vec-common.md: here.
25150 2021-05-24 liuhongt <hongtao.liu@intel.com>
25153 * config/i386/i386.c (ix86_gimple_fold_builtin): Replacing
25154 stmt with GIMPLE_NOP when lhs doesn't exist.
25156 2021-05-23 Uroš Bizjak <ubizjak@gmail.com>
25159 * config/i386/mmx.md (*push<VI_32:mode>2_rex64):
25160 New instruction pattern.
25161 (*push<VI_32:mode>2): Ditto.
25162 (push splitter for SSE registers): New splitter.
25164 2021-05-23 Andrew Pinski <apinski@marvell.com>
25166 * match.pd ((A & C) != 0 ? D : 0): Limit to non pointer types.
25168 2021-05-22 Aaron Sawdey <acsawdey@linux.ibm.com>
25170 * config/rs6000/genfusion.pl (gen_addadd): Fix incorrect attr types.
25171 * config/rs6000/fusion.md: Regenerate file.
25173 2021-05-21 Aaron Sawdey <acsawdey@linux.ibm.com>
25175 * config/rs6000/genfusion.pl (gen_addadd): New function.
25176 * config/rs6000/fusion.md: Regenerate file.
25177 * config/rs6000/rs6000-cpus.def: Add
25178 OPTION_MASK_P10_FUSION_2ADD to masks.
25179 * config/rs6000/rs6000.c (rs6000_option_override_internal):
25180 Handle default value of OPTION_MASK_P10_FUSION_2ADD.
25181 * config/rs6000/rs6000.opt: Add -mpower10-fusion-2add.
25183 2021-05-21 Jakub Jelinek <jakub@redhat.com>
25185 PR middle-end/99928
25186 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT_TARGET): Define.
25187 * gimplify.c (enum gimplify_omp_var_data): Fix up
25188 GOVD_MAP_HAS_ATTACHMENTS value, add GOVD_FIRSTPRIVATE_IMPLICIT.
25189 (omp_lastprivate_for_combined_outer_constructs): If combined target
25190 has GOVD_FIRSTPRIVATE_IMPLICIT set for the decl, change it to
25191 GOVD_MAP | GOVD_SEEN.
25192 (gimplify_scan_omp_clauses): Set GOVD_FIRSTPRIVATE_IMPLICIT for
25193 firstprivate clauses with OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT.
25194 (gimplify_adjust_omp_clauses): For firstprivate clauses with
25195 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT either clear that bit and
25196 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT_TARGET too, or remove it and
25197 let it be replaced by implicit map clause.
25199 2021-05-21 Jakub Jelinek <jakub@redhat.com>
25201 PR middle-end/99928
25202 * gimplify.c (omp_lastprivate_for_combined_outer_constructs): New
25204 (gimplify_scan_omp_clauses) <case OMP_CLAUSE_LASTPRIVATE>: Use it.
25205 (gimplify_omp_for): Likewise.
25207 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
25209 PR middle-end/90115
25210 * omp-low.c (oacc_privatization_candidate_p): Reject 'static',
25211 'external' in blocks.
25213 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
25215 PR middle-end/90115
25216 * flag-types.h (enum openacc_privatization): New.
25217 * params.opt (-param=openacc-privatization): New.
25218 * doc/invoke.texi (openacc-privatization): Document it.
25219 * omp-general.h (get_openacc_privatization_dump_flags): New
25221 * omp-low.c (oacc_privatization_candidate_p): Add diagnostics.
25222 * omp-offload.c (execute_oacc_device_lower)
25223 <IFN_UNIQUE_OACC_PRIVATE>: Re-work diagnostics.
25224 * target.def (goacc.adjust_private_decl): Add 'location_t'
25226 * doc/tm.texi: Regenerate.
25227 * config/gcn/gcn-protos.h (gcn_goacc_adjust_private_decl): Adjust.
25228 * config/gcn/gcn-tree.c (gcn_goacc_adjust_private_decl): Likewise.
25229 * config/nvptx/nvptx.c (nvptx_goacc_adjust_private_decl):
25230 Likewise. Preserve it for...
25231 (nvptx_goacc_expand_var_decl): ... use here.
25233 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
25235 * doc/sourcebuild.texi (Other attributes): Document '__OPTIMIZE__'
25238 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
25240 PR middle-end/90115
25241 * omp-low.c (oacc_privatization_candidate_p): New function.
25242 (oacc_privatization_scan_clause_chain)
25243 (oacc_privatization_scan_decl_chain): Use it. Also
25244 'gcc_checking_assert' that we're not seeing duplicates.
25246 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
25248 PR middle-end/90115
25249 * omp-offload.c (execute_oacc_device_lower): Skip processing if no
25252 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
25254 PR middle-end/90115
25255 * omp-offload.c (execute_oacc_device_lower): Explain.
25257 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
25259 PR middle-end/90115
25260 * omp-offload.c (execute_oacc_device_lower)
25261 <IFN_UNIQUE_OACC_PRIVATE>: Diagnose and handle for 'level == -1'
25263 * internal-fn.c (expand_UNIQUE): Don't expect
25264 'IFN_UNIQUE_OACC_PRIVATE'.
25266 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
25268 PR middle-end/90115
25269 * omp-low.c (lower_omp_for): Don't evaluate OpenMP 'for' clauses.
25271 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
25273 PR middle-end/90115
25274 * config/nvptx/nvptx.c (nvptx_goacc_adjust_private_decl)
25275 (nvptx_goacc_expand_var_decl): Tighten.
25277 2021-05-21 Julian Brown <julian@codesourcery.com>
25278 Chung-Lin Tang <cltang@codesourcery.com>
25279 Thomas Schwinge <thomas@codesourcery.com>
25281 PR middle-end/90115
25282 * doc/tm.texi.in (TARGET_GOACC_EXPAND_VAR_DECL)
25283 (TARGET_GOACC_ADJUST_PRIVATE_DECL): Add documentation hooks.
25284 * doc/tm.texi: Regenerate.
25285 * expr.c (expand_expr_real_1): Expand decls using the
25286 expand_var_decl OpenACC hook if defined.
25287 * internal-fn.c (expand_UNIQUE): Handle IFN_UNIQUE_OACC_PRIVATE.
25288 * internal-fn.h (IFN_UNIQUE_CODES): Add OACC_PRIVATE.
25289 * omp-low.c (omp_context): Add oacc_privatization_candidates
25291 (lower_oacc_reductions): Add PRIVATE_MARKER parameter. Insert
25293 (lower_oacc_head_tail): Add PRIVATE_MARKER parameter. Modify
25294 private marker's gimple call arguments, and pass it to
25295 lower_oacc_reductions.
25296 (oacc_privatization_scan_clause_chain)
25297 (oacc_privatization_scan_decl_chain, lower_oacc_private_marker):
25299 (lower_omp_for, lower_omp_target, lower_omp_1): Use these.
25300 * omp-offload.c (convert.h): Include.
25301 (oacc_loop_xform_head_tail): Treat private-variable markers like
25302 fork/join when transforming head/tail sequences.
25303 (struct var_decl_rewrite_info): Add struct.
25304 (oacc_rewrite_var_decl, is_sync_builtin_call): New functions.
25305 (execute_oacc_device_lower): Support rewriting gang-private
25306 variables using target hook, and fix up addr_expr and var_decl
25308 * target.def (adjust_private_decl, expand_var_decl): New hooks.
25309 * config/gcn/gcn-protos.h (gcn_goacc_adjust_gangprivate_decl):
25311 (gcn_goacc_adjust_private_decl): ...this.
25312 * config/gcn/gcn-tree.c (gcn_goacc_adjust_gangprivate_decl):
25314 (gcn_goacc_adjust_private_decl): ...this. Add LEVEL parameter.
25315 * config/gcn/gcn.c (TARGET_GOACC_ADJUST_GANGPRIVATE_DECL): Rename
25316 definition using gcn_goacc_adjust_gangprivate_decl...
25317 (TARGET_GOACC_ADJUST_PRIVATE_DECL): ...to this, using
25318 gcn_goacc_adjust_private_decl.
25319 * config/nvptx/nvptx.c (tree-pretty-print.h): Include.
25320 (gang_private_shared_size): New global variable.
25321 (gang_private_shared_align): Likewise.
25322 (gang_private_shared_sym): Likewise.
25323 (gang_private_shared_hmap): Likewise.
25324 (nvptx_option_override): Initialize these.
25325 (nvptx_file_end): Output gang_private_shared_sym.
25326 (nvptx_goacc_adjust_private_decl, nvptx_goacc_expand_var_decl):
25328 (nvptx_set_current_function): Clear gang_private_shared_hmap.
25329 (TARGET_GOACC_ADJUST_PRIVATE_DECL): Define hook.
25330 (TARGET_GOACC_EXPAND_VAR_DECL): Likewise.
25332 2021-05-21 H.J. Lu <hjl.tools@gmail.com>
25334 * config/i386/i386-modes.def (MAX_BITSIZE_MODE_ANY_INT): Removed.
25336 2021-05-21 Richard Biener <rguenther@suse.de>
25337 H.J. Lu <hjl.tools@gmail.com>
25339 PR middle-end/90773
25340 * expr.c (expand_constructor): Elide expand_constructor if
25341 move by pieces is preferred.
25343 2021-05-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25345 * config/aarch64/aarch64-builtins.c (aarch64_call_properties):
25346 Take a flag and mode value as arguments.
25347 (aarch64_modifies_global_state_p): Likewise.
25348 (aarch64_reads_global_state_p): Likewise.
25349 (aarch64_could_trap_p): Likewise.
25350 (aarch64_get_attributes): Likewise.
25351 (aarch64_init_simd_builtins): Adjust callsite of above.
25352 (aarch64_init_fcmla_laneq_builtins): Use aarch64_get_attributes to get
25353 function attributes to apply to builtins.
25354 (aarch64_init_crc32_builtins): Likewise.
25355 (aarch64_init_builtin_rsqrt): Likewise.
25357 2021-05-21 Aaron Sawdey <acsawdey@linux.ibm.com>
25359 * config/rs6000/rs6000.md (define_attr "type"): Add types for fusion.
25360 * config/rs6000/genfusion.pl (gen_ld_cmpi_p10): Use new fusion types.
25361 (gen_2logical): Use new fusion types.
25362 * config/rs6000/fusion.md: Regenerate.
25364 2021-05-21 Uroš Bizjak <ubizjak@gmail.com>
25367 * config/i386/i386-expand.c (ix86_expand_sse_movcc):
25368 Handle V4QI and V2HI modes.
25369 (ix86_expand_sse_movcc): Ditto.
25370 * config/i386/mmx.md (*<sat_plusminus:insn><VI_32:mode>3):
25371 New instruction pattern.
25372 (*eq<VI_32:mode>3): Ditto.
25373 (*gt<VI_32:mode>3): Ditto.
25374 (*xop_pcmov_<VI_32:mode>): Ditto.
25375 (mmx_pblendvb32): Ditto.
25376 (mmx_pblendvb64): Rename from mmx_pblendvb.
25377 (vec_cmp<VI_32:mode><VI_32:mode>): New expander.
25378 (vec_cmpu<VI_32:mode><VI_32:mode>): Ditto.
25379 (vcond<VI_32:mode><VI_32:mode>): Ditto.
25380 (vcondu<VI_32:mode><VI_32:mode>): Ditto.
25381 (vcond_mask_<VI_32:mode><VI_32:mode>): Ditto.
25383 2021-05-21 Jakub Jelinek <jakub@redhat.com>
25385 PR tree-optimization/94589
25386 * tree-ssa-phiopt.c (spaceship_replacement): For integral rhs1 and
25387 rhs2, treat x <= 4 equivalently to x < 5 etc. In cmp1 and cmp2 (if
25388 not the same as cmp3) treat <= the same as < and >= the same as >.
25389 Don't require that cond2_phi_edge is true edge, instead take
25390 false/true edges into account based on cmp1/cmp2 comparison kinds.
25392 2021-05-21 Uroš Bizjak <ubizjak@gmail.com>
25395 * config/i386/mmx.md (SMAXMIN_MMXMODEI): New mode iterator.
25396 (<smaxmin:code><SMAXMIN_MMXMODEI:mode>3): Macroize expander
25397 from <smaxmin:code>v4hi3> and <smaxmin:code><MMXMODE14:mode>3
25398 using SMAXMIN_MMXMODEI mode iterator.
25399 (*<smaxmin:code>v4qi3): New insn pattern.
25400 (*<smaxmin:code>v2hi3): Ditto.
25401 (SMAXMIN_VI_32): New mode iterator.
25402 (<smaxmin:code><SMAXMIN_VI_32>mode3): New expander.
25403 (UMAXMIN_MMXMODEI): New mode iterator.
25404 (<umaxmin:code><UMAXMIN_MMXMODEI:mode>3): Macroize expander
25405 from <umaxmin:code>v8qi3> and <umaxmin:code><MMXMODE24:mode>3
25406 using UMAXMIN_MMXMODEI mode iterator.
25407 (*<umaxmin:code>v4qi3): New insn pattern.
25408 (*<umaxmin:code>v2hi3): Ditto.
25409 (UMAXMIN_VI_32): New mode iterator.
25410 (<umaxmin:code><UMAXMIN_VI_32>mode3): New expander.
25411 (abs<VI_32:mode>2): New insn pattern.
25412 (ssse3_abs<MMXMODEI:mode>2, abs<MMXMODEI:mode>2): Move from ...
25413 * config/i386/sse.md: ... here.
25415 2021-05-20 Clement Chigot <clement.chigot@atos.net>
25416 David Edelsohn <dje.gcc@gmail.com>
25418 * collect2.c (scan_prog_file): Issue non-fatal warning for
25421 2021-05-20 Jonathan Wakely <jwakely@redhat.com>
25423 * doc/invoke.texi (-Wno-c++11-extensions)
25424 (-Wno-c++14-extensions, -Wno-c++17-extensions)
25425 (-Wno-c++20-extensions, -Wno-c++23-extensions): Document
25428 2021-05-20 Indu Bhagat <indu.bhagat@oracle.com>
25430 * config/c6x/c6x.c (c6x_output_file_unwind): Use dwarf_debuginfo_p.
25431 * config/darwin.c (darwin_override_options): Likewise.
25432 * config/i386/cygming.h (DBX_REGISTER_NUMBER): Likewise.
25433 * config/i386/darwin.h (DBX_REGISTER_NUMBER): Likewise.
25434 (DWARF2_FRAME_REG_OUT): Likewise.
25435 * config/mips/mips.c (mips_output_filename): Likewise.
25436 * config/rs6000/rs6000.c (rs6000_xcoff_declare_function_name):
25438 (rs6000_dbx_register_number): Likewise.
25439 * dbxout.c: Include flags.h.
25440 * dwarf2cfi.c (cfi_label_required_p): Likewise.
25441 (dwarf2out_do_frame): Likewise.
25442 * except.c: Include flags.h.
25443 * final.c (dwarf2_debug_info_emitted_p): Likewise.
25444 (final_scan_insn_1): Likewise.
25445 * flags.h (dwarf_debuginfo_p): New function declaration.
25446 * opts.c (dwarf_debuginfo_p): New function definition.
25447 * targhooks.c (default_debug_unwind_info): Use dwarf_debuginfo_p.
25448 * toplev.c (process_options): Likewise.
25450 2021-05-20 Indu Bhagat <indu.bhagat@oracle.com>
25452 * common.opt: Change type to support bitmasks.
25453 * flag-types.h (enum debug_info_type): Rename enumerator constants.
25454 (NO_DEBUG): New bitmask.
25455 (DBX_DEBUG): Likewise.
25456 (DWARF2_DEBUG): Likewise.
25457 (XCOFF_DEBUG): Likewise.
25458 (VMS_DEBUG): Likewise.
25459 (VMS_AND_DWARF2_DEBUG): Likewise.
25460 * flags.h (debug_set_to_format): New function declaration.
25461 (debug_set_count): Likewise.
25462 (debug_set_names): Likewise.
25463 * opts.c (debug_type_masks): Array of bitmasks for debug formats.
25464 (debug_set_to_format): New function definition.
25465 (debug_set_count): Likewise.
25466 (debug_set_names): Likewise.
25467 (set_debug_level): Update access to debug_type_names.
25468 * toplev.c: Likewise.
25470 2021-05-20 Martin Sebor <msebor@redhat.com>
25472 PR middle-end/100684
25473 * tree-ssa-ccp.c (pass_post_ipa_warn::execute): Handle C++ lambda.
25475 2021-05-20 Uroš Bizjak <ubizjak@gmail.com>
25478 * config/i386/i386.md (isa): Remove x64_bmi.
25479 (enabled): Remove x64_bmi.
25480 * config/i386/mmx.md (mmx_andnot<MMXMODEI:mode>3):
25481 Remove general register alternative.
25482 (*andnot<VI_32:mode>3): Ditto.
25483 (*mmx_<any_logic:code><MMXMODEI:mode>3): Ditto.
25484 (*<any_logic:code><VI_32:mode>3): Ditto.
25486 2021-05-20 Kewen Lin <linkw@linux.ibm.com>
25488 * config/arm/arm.c: Include head files tree-vectorizer.h and
25491 2021-05-20 Uroš Bizjak <ubizjak@gmail.com>
25494 * config/i386/mmx.md (Yv_Yw): Revert adding V4QI and V2HI modes.
25495 (*<plusminus:insn><VI_32:mode>3): Use Yw instad of <Yv_Yw> constrint.
25496 (<s>mulv4hi3_highpart): New expander.
25497 (*<s>mulv2hi3_highpart): New insn pattern.
25498 (<s>mulv2hi3_higpart): New expander.
25499 (*<any_shift:insn>v2hi3): New insn pattern.
25500 (<any_shift:insn>v2hi3): New expander.
25501 * config/i386/sse.md (smulhrsv2hi3): New expander.
25502 (*smulhrsv2hi3): New insn pattern.
25504 2021-05-20 Kewen Lin <linkw@linux.ibm.com>
25506 * doc/invoke.texi (vect-inner-loop-cost-factor): Document new
25508 * params.opt (vect-inner-loop-cost-factor): New.
25509 * targhooks.c (default_add_stmt_cost): Replace hardcoded factor
25510 50 with LOOP_VINFO_INNER_LOOP_COST_FACTOR, include head file
25511 tree-vectorizer.h and its required ones.
25512 * config/aarch64/aarch64.c (aarch64_add_stmt_cost): Replace
25513 hardcoded factor 50 with LOOP_VINFO_INNER_LOOP_COST_FACTOR.
25514 * config/arm/arm.c (arm_add_stmt_cost): Likewise.
25515 * config/i386/i386.c (ix86_add_stmt_cost): Likewise.
25516 * config/rs6000/rs6000.c (rs6000_add_stmt_cost): Likewise.
25517 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
25519 (_loop_vec_info::_loop_vec_info): Init inner_loop_cost_factor.
25520 * tree-vectorizer.h (_loop_vec_info): Add inner_loop_cost_factor.
25521 (LOOP_VINFO_INNER_LOOP_COST_FACTOR): New macro.
25523 2021-05-20 Christophe Lyon <christophe.lyon@linaro.org>
25524 Torbjörn Svensson <torbjorn.svensson@st.com>
25527 * doc/cpp.texi (Common Predefined Macros): Document __FILE_NAME__.
25529 2021-05-20 Jakub Jelinek <jakub@redhat.com>
25531 PR middle-end/99928
25532 * gimplify.c (gimplify_scan_omp_clauses) <case OMP_CLAUSE_LINEAR>: For
25533 explicit linear clause when combined with target, make it map(tofrom:)
25534 instead of no clause or firstprivate.
25536 2021-05-20 Jakub Jelinek <jakub@redhat.com>
25538 PR tree-optimization/94589
25539 * match.pd ((X & Y) == X -> (X & ~Y) == 0): Simplify even in presence
25540 of integral conversions.
25542 2021-05-19 Andrew MacLeod <amacleod@redhat.com>
25544 * gimple-range.cc (fur_source::get_operand): New.
25545 (gimple_range_fold): Delete.
25546 (fold_using_range::fold_stmt): Move from gimple_ranger::calc_stmt.
25547 (fold_using_range::range_of_range_op): Move from gimple_ranger.
25548 (fold_using_range::range_of_address): Ditto.
25549 (fold_using_range::range_of_phi): Ditto.
25550 (fold_using_range::range_of_call): Ditto.
25551 (fold_using_range::range_of_builtin_ubsan_call): Move from
25552 range_of_builtin_ubsan_call.
25553 (fold_using_range::range_of_builtin_call): Move from
25554 range_of_builtin_call.
25555 (gimple_ranger::range_of_builtin_call): Delete.
25556 (fold_using_range::range_of_cond_expr): Move from gimple_ranger.
25557 (gimple_ranger::fold_range_internal): New.
25558 (gimple_ranger::range_of_stmt): Use new fold_using_range API.
25559 (fold_using_range::range_of_ssa_name_with_loop_info): Move from
25560 gimple_ranger. Improve ranges of SSA_NAMES when possible.
25561 * gimple-range.h (gimple_ranger): Remove various range_of routines.
25562 (class fur_source): New.
25563 (class fold_using_range): New.
25564 (fur_source::fur_source): New.
25566 * vr-values.c (vr_values::extract_range_basic): Use fold_using_range
25567 instead of range_of_builtin_call.
25569 2021-05-19 Jonathan Wakely <jwakely@redhat.com>
25571 * doc/cpp.texi (Common Predefined Macros): Update documentation
25572 for the __GXX_EXPERIMENTAL_CXX0X__ macro.
25574 2021-05-19 Alex Coplan <alex.coplan@arm.com>
25577 * config/arm/arm.md (nonsecure_call_internal): Always ensure
25578 callee's address is in a register.
25580 2021-05-19 Geng Qi <gengqi@linux.alibaba.com>
25582 * common/config/riscv/riscv-common.c
25583 (riscv_subset_list::parsing_subset_version): Properly parse the letter
25585 (riscv_subset_list::parse_std_ext,
25586 riscv_subset_list::parse_multiletter_ext): To handle errors generated
25587 in riscv_subset_list::parsing_subset_version.
25589 2021-05-19 Jonathan Wright <jonathan.wright@arm.com>
25591 * config/aarch64/aarch64-simd.md: Use "neon_move_narrow_q"
25592 type attribute in patterns generating XTN(2).
25594 2021-05-19 Jonathan Wright <jonathan.wright@arm.com>
25596 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_pack_trunc_<mode>):
25597 Remove as duplicate of...
25598 (aarch64_xtn<mode>): This.
25599 (aarch64_xtn2<mode>_le): Move position in file.
25600 (aarch64_xtn2<mode>_be): Move position in file.
25601 (aarch64_xtn2<mode>): Move position in file.
25602 (vec_pack_trunc_<mode>): Define as an expander.
25604 2021-05-19 Jonathan Wright <jonathan.wright@arm.com>
25606 * config/aarch64/aarch64-simd-builtins.def: Split builtin
25607 generation for aarch64_<sur>q<r>shr<u>n_n<mode> pattern into
25608 separate scalar and vector generators.
25609 * config/aarch64/aarch64-simd.md
25610 (aarch64_<sur>q<r>shr<u>n_n<mode>): Define as an expander and
25612 (aarch64_<sur>q<r>shr<u>n_n<mode>_insn_le): This and...
25613 (aarch64_<sur>q<r>shr<u>n_n<mode>_insn_be): This.
25614 * config/aarch64/iterators.md: Define SD_HSDI iterator.
25616 2021-05-19 Jonathn Wright <jonathan.wright@arm.com>
25618 * config/aarch64/aarch64-simd.md: Use UNSPEC_SQXTUN instead
25620 * config/aarch64/iterators.md: Remove UNSPEC_SQXTUN2.
25622 2021-05-19 Jonathan Wright <jonathan.wright@arm.com>
25624 * config/aarch64/aarch64-simd.md (aarch64_<sur>q<r>shr<u>n2_n<mode>):
25625 Implement as an expand emitting a big/little endian
25626 instruction pattern.
25627 (aarch64_<sur>q<r>shr<u>n2_n<mode>_insn_le): Define.
25628 (aarch64_<sur>q<r>shr<u>n2_n<mode>_insn_be): Define.
25630 2021-05-19 Jonathan Wright <jonathan.wright@arm.com>
25632 * config/aarch64/aarch64-simd.md (aarch64_<sur><addsub>hn2<mode>):
25633 Implement as an expand emitting a big/little endian
25634 instruction pattern.
25635 (aarch64_<sur><addsub>hn2<mode>_insn_le): Define.
25636 (aarch64_<sur><addsub>hn2<mode>_insn_be): Define.
25637 * config/aarch64/iterators.md: Remove UNSPEC_[R]ADDHN2 and
25638 UNSPEC_[R]SUBHN2 unspecs and ADDSUBHN2 iterator.
25640 2021-05-19 Richard Biener <rguenther@suse.de>
25642 PR middle-end/100672
25643 * fold-const.c (fold_negate_expr_1): Use element_precision.
25644 (negate_expr_p): Likewise.
25646 2021-05-19 Andre Vieira <andre.simoesdiasvieira@arm.com>
25648 * config/aarch64/iterators.md (SVE_PRED_LOAD): New iterator.
25649 (pred_load): New int attribute.
25650 * config/aarch64/aarch64-sve.md
25651 (aarch64_load_<ANY_EXTEND:optab><SVE_HSDI:mode><SVE_PARTIAL_I:mode>): Use
25652 SVE_PRED_LOAD enum iterator and corresponding pred_load attribute.
25653 * config/aarch64/aarch64-sve-builtins-base.cc (expand): Update call to
25654 code_for_aarch64_load.
25656 2021-05-19 Richard Biener <rguenther@suse.de>
25658 * cfgexpand.c (discover_nonconstant_array_refs_r): Make
25659 sure TARGET_MEM_REF bases are expanded as memory.
25660 * tree-ssa-operands.c (operands_scanner::get_tmr_operands):
25661 Do not mark TARGET_MEM_REF bases addressable.
25662 * tree-ssa.c (non_rewritable_mem_ref_base): Handle
25663 TARGET_MEM_REF bases as never rewritable.
25664 * gimple-walk.c (walk_stmt_load_store_addr_ops): Do not
25665 walk TARGET_MEM_REF bases as address-takens.
25666 * tree-ssa-dce.c (ref_may_be_aliased): Handle TARGET_MEM_REF.
25668 2021-05-19 Richard Biener <rguenther@suse.de>
25670 * builtins.c (get_object_alignment_1): Strip outer
25672 * tree-dfa.c (get_ref_base_and_extent): Handle outer
25673 WITH_SIZE_EXPR for size processing and process the
25675 * tree-ssa-alias.c (ao_ref_base_alias_set): Strip
25676 outer WITH_SIZE_EXPR.
25677 (ao_ref_base_alias_ptr_type): Likewise.
25678 (refs_may_alias_p_2): Allow WITH_SIZE_EXPR in ref->ref
25679 and handle that accordingly, stripping it for the
25680 core alias workers.
25681 * tree.c (get_base_address): Handle WITH_SIZE_EXPR by
25682 looking through it instead of returning NULL.
25684 2021-05-19 Jakub Jelinek <jakub@redhat.com>
25686 PR middle-end/100576
25687 * builtins.c (check_read_access): Convert bound to size_type_node if
25690 2021-05-19 Richard Biener <rguenther@suse.de>
25692 * tree-cfg.c (verify_types_in_gimple_min_lval): Inline...
25693 (verify_types_in_gimple_reference): ... here. Sanitize.
25694 (verify_gimple_call): Verify references in LHS and arguments.
25695 (verify_gimple_assign_single): Reject WITH_SIZE_EXPR.
25697 2021-05-19 Uroš Bizjak <ubizjak@gmail.com>
25699 * config/i386/i386.h (VALID_INT_MODE_P):
25700 Add V8QI, V4HI and V2SI modes for TARGET_64BIT.
25701 * config/i386/i386.md (isa): Add x64_bmi.
25702 (enabled): Handle x64_bmi.
25703 * config/i386/mmx.md (mmx_andnot<MMXMODEI:mode>3):
25704 Add alternative using 64bit general registers.
25705 (*mmx_<any_logic:code><MMXMODEI:mode>3): Ditto.
25707 2021-05-19 Jakub Jelinek <jakub@redhat.com>
25709 PR middle-end/99928
25710 * tree.h (OMP_MASTER_COMBINED): Define.
25711 * gimplify.c (gimplify_scan_omp_clauses): Rewrite lastprivate
25712 handling for outer combined/composite constructs to a loop.
25713 Handle lastprivate on combined target.
25714 (gimplify_expr): Formatting fix.
25716 2021-05-19 Xionghu Luo <luoxhu@linux.ibm.com>
25718 * passes.def: Add sink_code pass before store_merging.
25719 * tree-ssa-sink.c (pass_sink_code:clone): New.
25721 2021-05-18 Bill Schmidt <wschmidt@linux.ibm.com>
25723 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Remove call to
25724 rs6000_special_adjust_field_align_p.
25725 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
25726 * config/rs6000/rs6000-call.c (rs6000_function_arg_boundary):
25727 Remove ABI warning.
25728 (rs6000_function_arg): Likewise.
25729 * config/rs6000/rs6000-protos.h
25730 (rs6000_special_adjust_field_align_p): Remove prototype.
25731 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
25733 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Remove call to
25734 rs6000_special_adjust_field_align_p.
25736 2021-05-18 Uroš Bizjak <ubizjak@gmail.com>
25739 * config/i386/i386.h (VALID_SSE2_REG_MODE):
25740 Add V4QI and V2HI modes.
25741 (VALID_INT_MODE_P): Ditto.
25742 * config/i386/mmx.md (VI_32): New mode iterator.
25743 (mmxvecsize): Handle V4QI and V2HI.
25745 (mov<VI_32:mode>): New expander.
25746 (*mov<mode>_internal): New insn pattern.
25747 (movmisalign<VI_32:mode>): New expander.
25748 (neg<VI_32:mode>): New expander.
25749 (<plusminus:insn><VI_32:mode>3): New expander.
25750 (*<plusminus:insn><VI_32:mode>3): New insn pattern.
25751 (mulv2hi3): New expander.
25752 (*mulv2hi3): New insn pattern.
25753 (one_cmpl<VI_32:mode>2): New expander.
25754 (*andnot<VI_32:mode>3): New insn pattern.
25755 (<any_logic:code><VI_32:mode>3): New expander.
25756 (*<any_logic:code><VI_32:mode>3): New insn pattern.
25758 2021-05-18 Uroš Bizjak <ubizjak@gmail.com>
25760 * config/i386/sse.md (<any_extend:insn>v4qiv4di2):
25761 Fix a mode mismatch with operand 1.
25763 2021-05-18 Uroš Bizjak <ubizjak@gmail.com>
25766 * config/i386/i386-expand.c (split_double_mode): Return
25767 temporary register when simplify_gen_subreg fails with
25768 the high half od the paradoxical subreg.
25770 2021-05-18 Richard Biener <rguenther@suse.de>
25772 * cfgexpand.c (expand_one_var): Pass in forced_stack_var
25773 and honor it when expanding.
25774 (expand_used_vars_for_block): Pass through forced_stack_var.
25775 (expand_used_vars): Likewise.
25776 (discover_nonconstant_array_refs_r): Set bits in
25777 forced_stack_vars instead of marking vars TREE_ADDRESSABLE.
25778 (avoid_type_punning_on_regs): Likewise.
25779 (discover_nonconstant_array_refs): Likewise.
25780 (pass_expand::execute): Create and pass down forced_stack_var
25781 bitmap. For parameters and returns temporarily set
25782 TREE_ADDRESSABLE when expand_function_start.
25784 2021-05-18 Thomas Schwinge <thomas@codesourcery.com>
25786 * doc/sourcebuild.texi: Document 'dg-note'.
25788 2021-05-18 Tobias Burnus <tobias@codesourcery.com>
25791 * configure: Regenerate.
25792 * configure.ac (BUILD_CFLAG, BUILD_CXXFLAGS): Add $(CFLAGS-$@).
25794 2021-05-18 Thomas Schwinge <thomas@codesourcery.com>
25796 * gimple.h (is_gimple_omp_oacc): Tighten.
25797 * omp-low.c (check_omp_nesting_restrictions): Adjust.
25799 2021-05-18 Richard Biener <rguenther@suse.de>
25801 * tree-ssa-operands.c (mark_address_taken): Simplify.
25803 2021-05-18 Martin Liska <mliska@suse.cz>
25805 * config/gcn/mkoffload.c (STR): Redefine.
25806 * config/i386/intelmic-mkoffload.c (STR): Likewise.
25807 * config/nvptx/mkoffload.c (STR): Likewise.
25809 2021-05-18 Martin Liska <mliska@suse.cz>
25811 * common/config/aarch64/aarch64-common.c (aarch64_parse_extension):
25812 Use startswith function instead of strncmp.
25813 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
25814 * common/config/riscv/riscv-common.c (riscv_subset_list::parse): Likewise.
25815 * config/aarch64/aarch64-sve-builtins-shapes.cc (parse_type): Likewise.
25816 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Likewise.
25817 * config/alpha/alpha.c (alpha_elf_section_type_flags): Likewise.
25818 * config/arm/aarch-common.c (arm_md_asm_adjust): Likewise.
25819 * config/arm/arm.c (arm_file_start): Likewise.
25820 (arm_valid_target_attribute_rec): Likewise.
25821 (thumb1_md_asm_adjust): Likewise.
25822 * config/arm/driver-arm.c (host_detect_local_cpu): Likewise.
25823 * config/avr/avr.c (STR_PREFIX_P): Likewise.
25824 (avr_set_current_function): Likewise.
25825 (avr_handle_addr_attribute): Likewise.
25826 (avr_asm_output_aligned_decl_common): Likewise.
25827 (avr_asm_named_section): Likewise.
25828 (avr_section_type_flags): Likewise.
25829 (avr_asm_select_section): Likewise.
25830 * config/c6x/c6x.c (c6x_in_small_data_p): Likewise.
25831 (c6x_section_type_flags): Likewise.
25832 * config/darwin-c.c (darwin_cfstring_ref_p): Likewise.
25833 (darwin_objc_declare_unresolved_class_reference): Likewise.
25834 (darwin_objc_declare_class_definition): Likewise.
25835 * config/darwin.c (indirect_data): Likewise.
25836 (darwin_encode_section_info): Likewise.
25837 (darwin_objc2_section): Likewise.
25838 (darwin_objc1_section): Likewise.
25839 (machopic_select_section): Likewise.
25840 (darwin_globalize_label): Likewise.
25841 (darwin_label_is_anonymous_local_objc_name): Likewise.
25842 (darwin_asm_named_section): Likewise.
25843 (darwin_asm_output_dwarf_offset): Likewise.
25844 * config/frv/frv.c (frv_string_begins_with): Likewise.
25845 (frv_in_small_data_p): Likewise.
25846 * config/gcn/mkoffload.c (STR): Likewise.
25848 * config/i386/i386-builtins.c (get_builtin_code_for_version): Likewise.
25849 * config/i386/i386-options.c (ix86_option_override_internal): Likewise.
25850 * config/i386/i386.c (x86_64_elf_section_type_flags): Likewise.
25851 (ix86_md_asm_adjust): Likewise.
25852 * config/i386/intelmic-mkoffload.c (STR): Likewise.
25853 * config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
25854 (i386_pe_file_end): Likewise.
25855 * config/ia64/ia64.c (ia64_in_small_data_p): Likewise.
25856 (ia64_section_type_flags): Likewise.
25857 * config/mips/driver-native.c (host_detect_local_cpu): Likewise.
25858 * config/mips/mips.c (mips_handle_interrupt_attr): Likewise.
25859 (mips16_stub_function_p): Likewise.
25860 (mips_function_rodata_section): Likewise.
25861 * config/msp430/msp430.c (msp430_mcu_name): Likewise.
25862 (msp430_function_section): Likewise.
25863 (msp430_section_type_flags): Likewise.
25864 (msp430_expand_helper): Likewise.
25865 * config/nios2/nios2.c (nios2_small_section_name_p): Likewise.
25866 (nios2_valid_target_attribute_rec): Likewise.
25867 * config/nvptx/mkoffload.c (process): Likewise.
25869 * config/pa/som.h: Likewise.
25870 * config/pdp11/pdp11.c (pdp11_output_ident): Likewise.
25871 * config/riscv/riscv.c (riscv_elf_select_rtx_section): Likewise.
25872 * config/rs6000/rs6000.c (VTABLE_NAME_P): Likewise.
25873 (rs6000_inner_target_options): Likewise.
25874 * config/s390/driver-native.c (s390_host_detect_local_cpu): Likewise.
25875 * config/sparc/driver-sparc.c (host_detect_local_cpu): Likewise.
25876 * config/vax/vax.c (vax_output_int_move): Likewise.
25877 * config/vms/vms-ld.c (startswith): Likewise.
25878 (process_args): Likewise.
25880 * config/vms/vms.c: Likewise.
25882 2021-05-18 Jakub Jelinek <jakub@redhat.com>
25884 PR rtl-optimization/100590
25885 * regcprop.c (copyprop_hardreg_forward_1): Only DCE dead sets if
25886 they are NONJUMP_INSN_P.
25888 2021-05-18 Jakub Jelinek <jakub@redhat.com>
25891 * function.c (push_dummy_function): Set DECL_ARTIFICIAL and
25892 DECL_ASSEMBLER_NAME on the fn_decl.
25894 2021-05-18 Jakub Jelinek <jakub@redhat.com>
25896 PR tree-optimization/94589
25897 * tree-ssa-phiopt.c (spaceship_replacement): Pattern match
25898 phi result used in (res & ~1) == 0 comparison as res >= 0 as
25899 res == 2 would be UB with -ffinite-math-only.
25901 2021-05-18 Martin Liska <mliska@suse.cz>
25903 * Makefile.in: genversion.o should depend on DATESTAMP.
25905 2021-05-18 Claudiu Zissulescu <claziss@synopsys.com>
25907 * config/arc/simdext.md (negv2si2): Remove round bracket.
25909 2021-05-18 Andreas Krebbel <krebbel@linux.ibm.com>
25911 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Define
25912 _Bool as macro expanding to _Bool.
25914 2021-05-18 Andreas Krebbel <krebbel@linux.ibm.com>
25917 * tree.c (build_reference_type_for_mode)
25918 (build_pointer_type_for_mode): Pick pointer mode if MODE argument
25920 (build_reference_type, build_pointer_type): Invoke
25921 build_*_type_for_mode with VOIDmode.
25923 2021-05-17 Andrew MacLeod <amacleod@redhat.com>
25925 PR tree-optimization/100512
25926 * gimple-range-cache.cc (ranger_cache::set_global_range): Mark const
25927 and non-zero pointer ranges as invariant.
25928 * gimple-range.cc (gimple_ranger::range_of_stmt): Remove pointer
25929 processing from here.
25931 2021-05-17 Tom de Vries <tdevries@suse.de>
25934 * config/nvptx/nvptx-protos.h (nvptx_output_atomic_insn): Declare
25935 * config/nvptx/nvptx.c (nvptx_output_barrier)
25936 (nvptx_output_atomic_insn): New function.
25937 (nvptx_print_operand): Add support for 'B'.
25938 * config/nvptx/nvptx.md: Use nvptx_output_atomic_insn for atomic
25941 2021-05-17 Aldy Hernandez <aldyh@redhat.com>
25943 PR tree-optimization/100349
25944 * vr-values.c (bounds_of_var_in_loop): Bail if scev returns
25947 2021-05-17 Tamar Christina <tamar.christina@arm.com>
25949 * config/aarch64/driver-aarch64.c (DEFAULT_ARCH): New.
25950 (host_detect_local_cpu): Use it.
25952 2021-05-17 Martin Liska <mliska@suse.cz>
25954 * doc/invoke.texi: Add 2 missing dots.
25956 2021-05-17 Marius Hillenbrand <mhillen@linux.ibm.com>
25958 PR bootstrap/100552
25959 * configure.ac: Replace pattern substitution with call to sed.
25960 * configure: Regenerate.
25962 2021-05-17 Richard Biener <rguenther@suse.de>
25964 PR middle-end/100582
25965 * tree.c (array_at_struct_end_p): Get to the base of the
25966 reference before looking for the underlying decl.
25968 2021-05-17 Joern Rennecke <joern.rennecke@embecosm.com>
25970 * genoutput.c (validate_insn_alternatives) Make "wrong number of
25971 alternatives" message more specific, and remove assumption on where
25974 2021-05-17 Christophe Lyon <christophe.lyon@linaro.org>
25976 * config/arm/iterators.md (V16): New iterator.
25977 (VH_cvtto): New iterator.
25978 (v_cmp_result): Added V4HF and V8HF support.
25979 * config/arm/vec-common.md (vec_cmp<mode><v_cmp_result>): Use VDQWH.
25980 (vcond<mode><mode>): Likewise.
25981 (vcond_mask_<mode><v_cmp_result>): Likewise.
25982 (vcond<VH_cvtto><mode>): New expander.
25984 2021-05-17 Christophe Lyon <christophe.lyon@linaro.org>
25986 * config/arm/arm-protos.h (arm_expand_vector_compare): Update
25988 * config/arm/arm.c (arm_expand_vector_compare): Add support for
25990 (arm_expand_vcond): Likewise.
25991 * config/arm/iterators.md (supf): Remove VCMPNEQ_S, VCMPEQQ_S,
25992 VCMPEQQ_N_S, VCMPNEQ_N_S.
25993 (VCMPNEQ, VCMPEQQ, VCMPEQQ_N, VCMPNEQ_N): Remove.
25994 * config/arm/mve.md (@mve_vcmp<mve_cmp_op>q_<mode>): Add '@' prefix.
25995 (@mve_vcmp<mve_cmp_op>q_f<mode>): Likewise.
25996 (@mve_vcmp<mve_cmp_op>q_n_f<mode>): Likewise.
25997 (@mve_vpselq_<supf><mode>): Likewise.
25998 (@mve_vpselq_f<mode>"): Likewise.
25999 * config/arm/neon.md (vec_cmp<mode><v_cmp_result): Enable for MVE
26000 and move to vec-common.md.
26001 (vec_cmpu<mode><mode>): Likewise.
26002 (vcond<mode><mode>): Likewise.
26003 (vcond<V_cvtto><mode>): Likewise.
26004 (vcondu<mode><v_cmp_result>): Likewise.
26005 (vcond_mask_<mode><v_cmp_result>): Likewise.
26006 * config/arm/unspecs.md (VCMPNEQ_U, VCMPNEQ_S, VCMPEQQ_S)
26007 (VCMPEQQ_N_S, VCMPNEQ_N_S, VCMPEQQ_U, CMPEQQ_N_U, VCMPNEQ_N_U)
26008 (VCMPGEQ_N_S, VCMPGEQ_S, VCMPGTQ_N_S, VCMPGTQ_S, VCMPLEQ_N_S)
26009 (VCMPLEQ_S, VCMPLTQ_N_S, VCMPLTQ_S, VCMPCSQ_N_U, VCMPCSQ_U)
26010 (VCMPHIQ_N_U, VCMPHIQ_U): Remove.
26011 * config/arm/vec-common.md (vec_cmp<mode><v_cmp_result): Moved
26013 (vec_cmpu<mode><mode>): Likewise.
26014 (vcond<mode><mode>): Likewise.
26015 (vcond<V_cvtto><mode>): Likewise.
26016 (vcondu<mode><v_cmp_result>): Likewise.
26017 (vcond_mask_<mode><v_cmp_result>): Likewise. Added unsafe math
26020 2021-05-17 liuhongt <hongtao.liu@intel.com>
26023 * config/i386/i386.c (ix86_gimple_fold_builtin): Use
26024 gsi_insert_seq_before instead.
26026 2021-05-17 Christophe Lyon <christophe.lyon@linaro.org>
26028 * doc/sourcebuild.texi (arm_qbit_ok): Rename into...
26029 (arm_sat_ok): ...this.
26031 2021-05-17 Martin Liska <mliska@suse.cz>
26033 * lto-wrapper.c (merge_flto_options): Factor out a new function.
26034 (merge_and_complain): Use it.
26035 (run_gcc): Merge also linker command line -flto=foo argument
26038 2021-05-16 Christophe Lyon <christophe.lyon@linaro.org>
26040 * config/arm/arm.h (CPP_SPEC): Remove error message about
26041 -mlittle-endian/-mbig-endian conflict.
26043 2021-05-15 Bill Schmidt <wschmidt@linux.ibm.com>
26045 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Define
26046 __ROP_PROTECT__ if -mrop-protect is selected.
26048 2021-05-15 Bill Schmidt <wschmidt@linux.ibm.com>
26050 * config/rs6000/rs6000-internal.h (rs6000_stack): Add
26051 rop_hash_save_offset and rop_hash_size.
26052 * config/rs6000/rs6000-logue.c (rs6000_stack_info): Compute
26053 rop_hash_size and rop_hash_save_offset.
26054 (debug_stack_info): Dump rop_hash_save_offset and rop_hash_size.
26055 (rs6000_emit_prologue): Emit hashst[p] in prologue.
26056 (rs6000_emit_epilogue): Emit hashchk[p] in epilogue.
26057 * config/rs6000/rs6000.md (unspec): Add UNSPEC_HASHST and
26059 (hashst): New define_insn.
26060 (hashchk): Likewise.
26062 2021-05-15 Bill Schmidt <wschmidt@linux.ibm.com>
26064 * config/rs6000/rs6000.c (rs6000_option_override_internal):
26065 Disable shrink wrap when inserting ROP-protect instructions.
26066 * config/rs6000/rs6000.opt (mrop-protect): New option.
26067 (mprivileged): Likewise.
26068 * doc/invoke.texi: Document mrop-protect and mprivileged.
26070 2021-05-15 Hans-Peter Nilsson <hp@axis.com>
26072 * reorg.c (fill_slots_from_thread): Reinstate code typoed out in
26075 2021-05-15 Martin Jambor <mjambor@suse.cz>
26078 2021-05-13 Martin Jambor <mjambor@suse.cz>
26080 PR tree-optimization/100453
26081 * tree-sra.c (sra_modify_assign): All const base accesses do not
26082 need refreshing, not just those from decl_pool.
26083 (sra_modify_assign): Do not refresh into a const base decl.
26085 2021-05-15 Jakub Jelinek <jakub@redhat.com>
26087 PR rtl-optimization/100342
26088 * regcprop.c (copy_value): When copying a source reg in a wider
26089 mode than it has recorded for the value, adjust recorded destination
26090 mode too or punt if !REG_CAN_CHANGE_MODE_P.
26092 2021-05-14 Jason Merrill <jason@redhat.com>
26094 * intl.h: Add comments.
26096 2021-05-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26098 * config/aarch64/aarch64-simd.md
26099 (aarch64_sqdml<SBINQOPS:as>l2_lane<mode>_internal): Split into...
26100 (aarch64_sqdmlsl2_lane<mode>_internal): ... This...
26101 (aarch64_sqdmlal2_lane<mode>_internal): ... And this.
26102 (aarch64_sqdml<SBINQOPS:as>l2_laneq<mode>_internal): Split into ...
26103 (aarch64_sqdmlsl2_laneq<mode>_internal): ... This...
26104 (aarch64_sqdmlal2_laneq<mode>_internal): ... And this.
26105 (aarch64_sqdml<SBINQOPS:as>l2_n<mode>_internal): Split into...
26106 (aarch64_sqdmlsl2_n<mode>_internal): ... This...
26107 (aarch64_sqdmlal2_n<mode>_internal): ... And this.
26109 2021-05-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26112 * config/arm/arm_neon.h (vtst_s8): Replace call to vtst builtin with it's
26113 boolean logic equivalent.
26114 (vtst_s16): Likewise.
26115 (vtst_s32): Likewise.
26116 (vtst_u8): Likewise.
26117 (vtst_u16): Likewise.
26118 (vtst_u32): Likewise.
26119 (vtst_p8): Likewise.
26120 (vtst_p16): Likewise.
26121 (vtstq_s8): Likewise.
26122 (vtstq_s16): Likewise.
26123 (vtstq_s32): Likewise.
26124 (vtstq_u8): Likewise.
26125 (vtstq_u16): Likewise.
26126 (vtstq_u32): Likewise.
26127 (vtstq_p8): Likewise.
26128 (vtstq_p16): Likewise.
26129 * config/arm/arm_neon_builtins.def: Remove entry for vtst.
26130 * config/arm/neon.md (neon_vtst<mode>): Remove pattern.
26132 2021-05-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26134 * config/aarch64/aarch64-simd.md (aarch64_sqdmlal2<mode>): Merge into...
26135 (aarch64_sqdml<SBINQOPS:as>l2<mode>): ... This.
26136 (aarch64_sqdmlsl2<mode>): Delete.
26137 (aarch64_sqdmlal2_lane<mode>): Merge this...
26138 (aarch64_sqdmlsl2_lane<mode>): ... And this...
26139 (aarch64_sqdml<SBINQOPS:as>l2_lane<mode>): ... Into this.
26140 (aarch64_sqdmlal2_laneq<mode>): Merge this...
26141 (aarch64_sqdmlsl2_laneq<mode>): ... And this...
26142 (aarch64_sqdml<SBINQOPS:as>l2_laneq<mode>): ... Into this.
26143 (aarch64_sqdmlal2_n<mode>): Merge this...
26144 (aarch64_sqdmlsl2_n<mode>): ... And this...
26145 (aarch64_sqdml<SBINQOPS:as>l2_n<mode>): ... Into this.
26147 2021-05-13 Martin Sebor <msebor@redhat.com>
26149 PR middle-end/100574
26150 * builtins.c (access_ref::get_ref): Improve detection of PHIs with
26151 all null arguments.
26153 2021-05-13 Martin Sebor <msebor@redhat.com>
26155 PR tree-optimization/93100
26156 PR middle-end/98583
26157 * tree-ssa-uninit.c (check_defs): Exclude intrinsic functions that
26158 don't modify referenced objects.
26160 2021-05-13 Martin Jambor <mjambor@suse.cz>
26162 PR tree-optimization/100453
26163 * tree-sra.c (sra_modify_assign): All const base accesses do not
26164 need refreshing, not just those from decl_pool.
26165 (sra_modify_assign): Do not refresh into a const base decl.
26167 2021-05-13 Martin Liska <mliska@suse.cz>
26169 * tree-ssa-dom.c: Remove m_simplifier.
26171 2021-05-13 Richard Earnshaw <rearnsha@arm.com>
26174 * config/arm/arm.c (arm_canonicalize_comparison): Correctly
26175 canonicalize DImode inequality comparisons against the
26176 maximum integral value.
26178 2021-05-13 Jakub Jelinek <jakub@redhat.com>
26180 PR tree-optimization/98856
26181 * config/i386/i386.c (ix86_shift_rotate_cost): Add CODE argument.
26182 Expect V2DI and V4DI arithmetic right shifts to be emulated.
26183 (ix86_rtx_costs, ix86_add_stmt_cost): Adjust ix86_shift_rotate_cost
26185 * config/i386/i386-expand.c (expand_vec_perm_2perm_interleave,
26186 expand_vec_perm_2perm_pblendv): New functions.
26187 (ix86_expand_vec_perm_const_1): Use them.
26188 * config/i386/sse.md (ashr<mode>3<mask_name>): Rename to ...
26189 (<mask_codefor>ashr<mode>3<mask_name>): ... this.
26190 (ashr<mode>3): New define_expand with VI248_AVX512BW iterator.
26191 (ashrv4di3): New define_expand.
26192 (ashrv2di3): Change condition to TARGET_SSE2, handle !TARGET_XOP
26193 and !TARGET_AVX512VL expansion.
26195 2021-05-13 Uroš Bizjak <ubizjak@gmail.com>
26198 * config/i386/i386-expand.c (ix86_expand_sse_movcc): Force mode
26199 sizes < 16 to a register when constructing vpcmov pattern.
26200 * config/i386/mmx.md (*xop_pcmov_<mode>): Use MMXMODE124 mode.
26202 2021-05-13 Martin Liska <mliska@suse.cz>
26204 * gcov-io.c (gcov_write_block): Remove.
26205 (gcov_write_words): Likewise.
26206 (gcov_read_words): Re-implement using gcov_read_bytes.
26207 (gcov_allocate): Remove.
26208 (GCOV_BLOCK_SIZE): Likewise.
26209 (struct gcov_var): Remove most of the fields.
26210 (gcov_position): Implement with ftell.
26211 (gcov_rewrite): Remove setting of start and offset fields.
26212 (from_file): Re-format.
26213 (gcov_open): Remove setbuf call. It should not be needed.
26214 (gcov_close): Remove internal buffer handling.
26215 (gcov_magic): Use __builtin_bswap32.
26216 (gcov_write_counter): Use directly gcov_write_unsigned.
26217 (gcov_write_string): Use direct fwrite and do not round
26219 (gcov_seek): Use directly fseek.
26220 (gcov_write_tag): Use gcov_write_unsigned directly.
26221 (gcov_write_length): Likewise.
26222 (gcov_write_tag_length): Likewise.
26223 (gcov_read_bytes): Use directly fread.
26224 (gcov_read_unsigned): Use gcov_read_words.
26225 (gcov_read_counter): Likewise.
26226 (gcov_read_string): Use gcov_read_bytes.
26227 * gcov-io.h (GCOV_WORD_SIZE): Adjust to reflect
26228 that size is not in bytes, but words (4B).
26229 (GCOV_TAG_FUNCTION_LENGTH): Likewise.
26230 (GCOV_TAG_ARCS_LENGTH): Likewise.
26231 (GCOV_TAG_ARCS_NUM): Likewise.
26232 (GCOV_TAG_COUNTER_LENGTH): Likewise.
26233 (GCOV_TAG_COUNTER_NUM): Likewise.
26234 (GCOV_TAG_SUMMARY_LENGTH): Likewise.
26236 2021-05-13 liuhongt <hongtao.liu@intel.com>
26239 * config/i386/sse.md (ssedoublevecmode): Add attribute for
26240 V64QI/V32HI/V16SI/V4DI.
26241 (ssehalfvecmode): Add attribute for V2DI/V2DF.
26242 (*vec_concatv4si_0): Extend to VI124_128.
26243 (*vec_concat<mode>_0): New pre-reload splitter.
26244 * config/i386/predicates.md (movq_parallel): New predicate.
26246 2021-05-13 Alexandre Oliva <oliva@adacore.com>
26248 * targhooks.c (default_zero_call_used_regs): Retry using
26249 successfully-zeroed registers as sources.
26251 2021-05-12 Tobias Burnus <tobias@codesourcery.com>
26253 * omp-low.c (finish_taskreg_scan): Use the proper detach decl.
26255 2021-05-12 Aldy Hernandez <aldyh@redhat.com>
26258 * gimple-range.cc (range_of_builtin_call): Skip out on
26259 processing __builtin_clz when varying.
26261 2021-05-12 Tom de Vries <tdevries@suse.de>
26264 * config/nvptx/nvptx-opts.h (enum ptx_version): New enum.
26265 * config/nvptx/nvptx.c (nvptx_file_start): Print .version according
26266 to ptx_version_option.
26267 * config/nvptx/nvptx.h (TARGET_PTX_6_3): Define.
26268 * config/nvptx/nvptx.md (define_insn "nvptx_shuffle<mode>")
26269 (define_insn "nvptx_vote_ballot"): Use sync variant for
26271 * config/nvptx/nvptx.opt (ptx_version): Add enum.
26272 (mptx): Add option.
26273 * doc/invoke.texi (Nvidia PTX Options): Add mptx item.
26275 2021-05-12 Richard Biener <rguenther@suse.de>
26277 PR tree-optimization/100566
26278 * tree-ssa-sccvn.c (dominated_by_p_w_unex): Properly handle
26279 allow_back for all edge queries.
26281 2021-05-12 liuhongt <hongtao.liu@intel.com>
26284 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Add
26285 splitters for pblendvb of NOT mask register.
26287 2021-05-12 Richard Biener <rguenther@suse.de>
26289 PR tree-optimization/100519
26290 * tree-ssa-reassoc.c (can_associate_p): Split into...
26291 (can_associate_op_p): ... this
26292 (can_associate_type_p): ... and this.
26293 (is_reassociable_op): Call can_associate_op_p.
26294 (break_up_subtract_bb): Call the appropriate predicates.
26295 (reassociate_bb): Likewise.
26297 2021-05-12 Martin Liska <mliska@suse.cz>
26299 * lto-wrapper.c (merge_and_complain): Merge -flto=arg options.
26300 (run_gcc): Use -flto argument detection for merged
26303 2021-05-12 Martin Liska <mliska@suse.cz>
26305 * lto-wrapper.c (print_lto_docs_link): New function.
26306 (run_gcc): Print warning about missing job server detection
26307 after we know NR of partitions. Do the same for -flto{,=1}.
26308 * opts.c (get_option_html_page): Support -flto option.
26310 2021-05-12 Martin Liska <mliska@suse.cz>
26312 * lto-wrapper.c (get_options_from_collect_gcc_options): Change
26314 (append_option): Remove.
26315 (find_option): Rework to use the vector type.
26316 (remove_option): Remove.
26317 (merge_and_complain): Use vectors for cl_decoded_option data
26319 (append_compiler_options): Likewise.
26320 (append_diag_options): Likewise.
26321 (append_linker_options): Likewise.
26322 (append_offload_options): Likewise.
26323 (compile_offload_image): Likewise.
26324 (compile_images_for_offload_targets): Likewise.
26325 (find_and_merge_options): Likewise.
26326 (run_gcc): Likewise.
26328 2021-05-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
26331 * dwarf2out.c (dwarf2out_finish): Set
26332 have_multiple_function_sections with multi-range text_section.
26334 2021-05-12 Martin Liska <mliska@suse.cz>
26336 PR bootstrap/100560
26337 * Makefile.in: Remove version.h from linker command line.
26339 2021-05-12 Richard Biener <rguenther@suse.de>
26341 PR middle-end/100547
26342 * rtl.h (rtvec_alloc): Make argument size_t.
26343 * rtl.c (rtvec_alloc): Verify the count is less than INT_MAX.
26345 2021-05-12 Jakub Jelinek <jakub@redhat.com>
26347 PR middle-end/100508
26348 * cfgexpand.c (expand_debug_expr): For DEBUG_EXPR_DECL with vector
26349 type, don't reuse DECL_RTL if it has different mode, instead force
26350 creation of a new DEBUG_EXPR.
26352 2021-05-12 Jakub Jelinek <jakub@redhat.com>
26353 Marc Glisse <marc.glisse@inria.fr>
26355 PR tree-optimization/94589
26356 * match.pd ((X & Y) == X -> (X & ~Y) == 0,
26357 (X | Y) == Y -> (X & ~Y) == 0): New GIMPLE simplifications.
26359 2021-05-12 Uroš Bizjak <ubizjak@gmail.com>
26362 * config/i386/i386-expand.c (ix86_expand_sse_movcc): Handle V2SF mode.
26363 * config/i386/mmx.md (MMXMODE124): New mode iterator.
26365 (mmxintvecmode): New mode attribute.
26366 (mmxintvecmodelower): Ditto.
26367 (*mmx_maskcmpv2sf3_comm): New insn pattern.
26368 (*mmx_maskcmpv2sf3): Ditto.
26369 (vec_cmpv2sfv2si): New expander.
26370 (vcond<V2FI:mode>v2si): Ditto.
26371 (mmx_vlendvps): New insn pattern.
26372 (vcond<MMXMODE124:mode><MMXMODEI:mode>): Also handle V2SFmode.
26373 (vcondu<MMXMODE124:mode><MMXMODEI:mode>): Ditto.
26374 (vcond_mask_<mode><mmxintvecmodelower>): Ditto.
26376 2021-05-11 Martin Sebor <msebor@redhat.com>
26378 PR middle-end/21433
26379 * expr.c (expand_expr_real_1): Replace unreachable code with an assert.
26381 2021-05-11 Richard Biener <rguenther@suse.de>
26383 * gimple-fold.c (gimple_fold_call): Do not call
26384 maybe_fold_reference on call arguments or the static chain.
26385 (fold_stmt_1): Do not call maybe_fold_reference on GIMPLE_ASM
26388 2021-05-11 Martin Liska <mliska@suse.cz>
26390 * builtins.def (DEF_HSAIL_BUILTIN): Remove.
26391 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
26392 (DEF_HSAIL_SAT_BUILTIN): Likewise.
26393 (DEF_HSAIL_INTR_BUILTIN): Likewise.
26394 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
26395 * doc/frontends.texi: Remove BRIG.
26396 * doc/install.texi: Likewise.
26397 * doc/invoke.texi: Likewise.
26398 * doc/standards.texi: Likewise.
26399 * brig-builtins.def: Removed.
26400 * brig/ChangeLog: Removed.
26401 * brig/Make-lang.in: Removed.
26402 * brig/brig-builtins.h: Removed.
26403 * brig/brig-c.h: Removed.
26404 * brig/brig-lang.c: Removed.
26405 * brig/brigfrontend/brig-arg-block-handler.cc: Removed.
26406 * brig/brigfrontend/brig-atomic-inst-handler.cc: Removed.
26407 * brig/brigfrontend/brig-basic-inst-handler.cc: Removed.
26408 * brig/brigfrontend/brig-branch-inst-handler.cc: Removed.
26409 * brig/brigfrontend/brig-cmp-inst-handler.cc: Removed.
26410 * brig/brigfrontend/brig-code-entry-handler.cc: Removed.
26411 * brig/brigfrontend/brig-code-entry-handler.h: Removed.
26412 * brig/brigfrontend/brig-comment-handler.cc: Removed.
26413 * brig/brigfrontend/brig-control-handler.cc: Removed.
26414 * brig/brigfrontend/brig-copy-move-inst-handler.cc: Removed.
26415 * brig/brigfrontend/brig-cvt-inst-handler.cc: Removed.
26416 * brig/brigfrontend/brig-fbarrier-handler.cc: Removed.
26417 * brig/brigfrontend/brig-function-handler.cc: Removed.
26418 * brig/brigfrontend/brig-function.cc: Removed.
26419 * brig/brigfrontend/brig-function.h: Removed.
26420 * brig/brigfrontend/brig-inst-mod-handler.cc: Removed.
26421 * brig/brigfrontend/brig-label-handler.cc: Removed.
26422 * brig/brigfrontend/brig-lane-inst-handler.cc: Removed.
26423 * brig/brigfrontend/brig-machine.c: Removed.
26424 * brig/brigfrontend/brig-machine.h: Removed.
26425 * brig/brigfrontend/brig-mem-inst-handler.cc: Removed.
26426 * brig/brigfrontend/brig-module-handler.cc: Removed.
26427 * brig/brigfrontend/brig-queue-inst-handler.cc: Removed.
26428 * brig/brigfrontend/brig-seg-inst-handler.cc: Removed.
26429 * brig/brigfrontend/brig-signal-inst-handler.cc: Removed.
26430 * brig/brigfrontend/brig-to-generic.cc: Removed.
26431 * brig/brigfrontend/brig-to-generic.h: Removed.
26432 * brig/brigfrontend/brig-util.cc: Removed.
26433 * brig/brigfrontend/brig-util.h: Removed.
26434 * brig/brigfrontend/brig-variable-handler.cc: Removed.
26435 * brig/brigfrontend/hsa-brig-format.h: Removed.
26436 * brig/brigfrontend/phsa.h: Removed.
26437 * brig/brigspec.c: Removed.
26438 * brig/config-lang.in: Removed.
26439 * brig/gccbrig.texi: Removed.
26440 * brig/lang-specs.h: Removed.
26441 * brig/lang.opt: Removed.
26443 2021-05-11 Richard Biener <rguenther@suse.de>
26446 * ipa-param-manipulation.c
26447 (ipa_param_body_adjustments::modify_call_stmt): Avoid
26448 altering SSA_NAME_DEF_STMT by adjusting the calls LHS
26449 via gimple_call_lhs_ptr.
26451 2021-05-11 Alex Coplan <alex.coplan@arm.com>
26454 * config/arm/arm.c (cmse_nonsecure_call_inline_register_clear):
26455 Avoid emitting CFA adjusts on the sp if we have the fp.
26457 2021-05-11 Richard Sandiford <richard.sandiford@arm.com>
26459 * config/aarch64/iterators.md (VMUL_CHANGE_NLANES): Delete.
26460 (VMULD): New iterator.
26461 (VCOND): Handle V4HF and V8HF.
26462 (VCONQ): Fix entry for V2SF.
26463 * config/aarch64/aarch64-simd.md (mul_lane<mode>3): Use VMULD
26464 instead of VMUL. Use a 64-bit vector mode for the indexed operand.
26465 (*aarch64_mul3_elt_<vswap_width_name><mode>): Merge with...
26466 (mul_laneq<mode>3): ...this define_insn. Use VMUL instead of VDQSF.
26467 Use a 128-bit vector mode for the indexed operand. Use stype for
26468 the scheduling type.
26470 2021-05-11 Richard Biener <rguenther@suse.de>
26472 * gimple-fold.c (maybe_fold_reference): Only return
26473 is_gimple_min_invariant values.
26475 2021-05-11 Richard Biener <rguenther@suse.de>
26477 PR middle-end/100509
26478 * gimple-fold.c (fold_gimple_assign): Only call
26479 get_symbol_constant_value on register type symbols.
26481 2021-05-11 Srinath Parvathaneni <srinath.parvathaneni@arm.com>
26482 Joe Ramsay <joe.ramsay@arm.com>
26485 * config/arm/arm_mve.h (__arm_vstrwq_scatter_offset): Fix wrong arguments.
26486 (__arm_vcmpneq): Remove duplicate definition.
26487 (__arm_vstrwq_scatter_offset_p): Likewise.
26488 (__arm_vmaxq_x): Likewise.
26489 (__arm_vmlsdavaq): Likewise.
26490 (__arm_vmlsdavaxq): Likewise.
26491 (__arm_vmlsdavq_p): Likewise.
26492 (__arm_vmlsdavxq_p): Likewise.
26493 (__arm_vrmlaldavhaq): Likewise.
26494 (__arm_vstrbq_p): Likewise.
26495 (__arm_vstrbq_scatter_offset): Likewise.
26496 (__arm_vstrbq_scatter_offset_p): Likewise.
26497 (__arm_vstrdq_scatter_offset): Likewise.
26498 (__arm_vstrdq_scatter_offset_p): Likewise.
26499 (__arm_vstrdq_scatter_shifted_offset): Likewise.
26500 (__arm_vstrdq_scatter_shifted_offset_p): Likewise.
26502 2021-05-11 Jakub Jelinek <jakub@redhat.com>
26504 PR middle-end/100471
26505 * omp-low.c (lower_omp_task_reductions): For OMP_TASKLOOP, if data
26506 is 0, bypass the reduction loop including
26507 GOMP_taskgroup_reduction_unregister call.
26509 2021-05-11 Kewen Lin <linkw@linux.ibm.com>
26511 * config/rs6000/rs6000.c (struct rs6000_cost_data): New member
26512 costing_for_scalar.
26513 (rs6000_density_test): Early return if costing_for_scalar is true.
26514 (rs6000_init_cost): Init costing_for_scalar of rs6000_cost_data.
26516 2021-05-11 Kewen Lin <linkw@linux.ibm.com>
26518 * doc/tm.texi: Regenerated.
26519 * target.def (init_cost): Add new parameter costing_for_scalar.
26520 * targhooks.c (default_init_cost): Adjust for new parameter.
26521 * targhooks.h (default_init_cost): Likewise.
26522 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Likewise.
26523 (vect_compute_single_scalar_iteration_cost): Likewise.
26524 (vect_analyze_loop_2): Likewise.
26525 * tree-vect-slp.c (_bb_vec_info::_bb_vec_info): Likewise.
26526 (vect_bb_vectorization_profitable_p): Likewise.
26527 * tree-vectorizer.h (init_cost): Likewise.
26528 * config/aarch64/aarch64.c (aarch64_init_cost): Likewise.
26529 * config/i386/i386.c (ix86_init_cost): Likewise.
26530 * config/rs6000/rs6000.c (rs6000_init_cost): Likewise.
26532 2021-05-11 Kewen Lin <linkw@linux.ibm.com>
26534 * config/rs6000/rs6000.c (rs6000_vect_nonmem): Renamed to
26535 vect_nonmem and moved into...
26536 (struct rs6000_cost_data): ...here.
26537 (rs6000_init_cost): Use vect_nonmem of cost_data instead.
26538 (rs6000_add_stmt_cost): Likewise.
26539 (rs6000_finish_cost): Likewise.
26541 2021-05-10 Eric Botcazou <ebotcazou@adacore.com>
26543 * range-op.cc (get_bool_state): Adjust head comment.
26544 (operator_not_equal::op1_range): Fix comment.
26545 (operator_bitwise_xor::op1_range): Remove call to gcc_unreachable.
26547 2021-05-10 Martin Sebor <msebor@redhat.com>
26549 PR middle-end/100425
26550 PR middle-end/100510
26551 * gimple-ssa-warn-alloca.c (pass_walloca::firast_time_p): Rename...
26552 (pass_walloca::xlimit_certain_p): ...to this.
26553 (pass_walloca::gate): Execute for any kind of handled warning.
26554 (pass_walloca::execute): Avoid issuing "maybe" and "unbounded"
26555 warnings when xlimit_certain_p is set.
26557 2021-05-10 Pat Haugen <pthaugen@linux.ibm.com>
26559 * config/rs6000/rs6000.c (rs6000_ira_change_pseudo_allocno_class):
26560 Return ALTIVEC_REGS if that is best_class.
26561 (rs6000_compute_pressure_classes): Add ALTIVEC_REGS.
26563 2021-05-10 Christophe Lyon <christophe.lyon@linaro.org>
26565 * config/arm/arm.h (CPP_SPEC): Remove error message about
26568 2021-05-10 Martin Jambor <mjambor@suse.cz>
26570 * ipa-prop.h (IPA_NODE_REF): Removed.
26571 (IPA_NODE_REF_GET_CREATE): Likewise.
26572 (IPA_EDGE_REF): Likewise.
26573 (IPA_EDGE_REF_GET_CREATE): Likewise.
26574 (IS_VALID_JUMP_FUNC_INDEX): Likewise.
26575 * ipa-cp.c (print_all_lattices): Replaced IPA_NODE_REF with a direct
26576 use of ipa_node_params_sum.
26577 (ipcp_versionable_function_p): Likewise.
26578 (push_node_to_stack): Likewise.
26579 (pop_node_from_stack): Likewise.
26580 (set_single_call_flag): Replaced two IPA_NODE_REF with one single
26581 direct use of ipa_node_params_sum.
26582 (initialize_node_lattices): Replaced IPA_NODE_REF with a direct use of
26583 ipa_node_params_sum.
26584 (ipa_context_from_jfunc): Replaced IPA_EDGE_REF with a direct use of
26586 (ipcp_verify_propagated_values): Replaced IPA_NODE_REF with a direct
26587 use of ipa_node_params_sum.
26588 (self_recursively_generated_p): Likewise.
26589 (propagate_scalar_across_jump_function): Likewise.
26590 (propagate_context_across_jump_function): Replaced IPA_EDGE_REF with a
26591 direct use of ipa_edge_args_sum, moved the lookup after the early
26592 exit. Replaced IPA_NODE_REF with a direct use of ipa_node_params_sum.
26593 (propagate_bits_across_jump_function): Replaced IPA_NODE_REF with
26594 direct uses of ipa_node_params_sum.
26595 (propagate_vr_across_jump_function): Likewise.
26596 (propagate_aggregate_lattice): Likewise.
26597 (propagate_aggs_across_jump_function): Likewise.
26598 (propagate_constants_across_call): Likewise, also replaced
26599 IPA_EDGE_REF with a direct use of ipa_edge_args_sum.
26600 (good_cloning_opportunity_p): Replaced IPA_NODE_REF with a direct use
26601 of ipa_node_params_sum.
26602 (estimate_local_effects): Likewise.
26603 (add_all_node_vals_to_toposort): Likewise.
26604 (propagate_constants_topo): Likewise.
26605 (ipcp_propagate_stage): Likewise.
26606 (ipcp_discover_new_direct_edges): Likewise.
26607 (calls_same_node_or_its_all_contexts_clone_p): Likewise.
26608 (cgraph_edge_brings_value_p): Likewise (in both overloaded functions).
26609 (get_info_about_necessary_edges): Likewise.
26610 (want_remove_some_param_p): Likewise.
26611 (create_specialized_node): Likewise.
26612 (self_recursive_pass_through_p): Likewise.
26613 (self_recursive_agg_pass_through_p): Likewise.
26614 (find_more_scalar_values_for_callers_subset): Likewise and also
26615 replaced IPA_EDGE_REF with direct uses of ipa_edge_args_sum, in one
26616 case replacing two of those with a single query.
26617 (find_more_contexts_for_caller_subset): Likewise for the
26618 ipa_polymorphic_call_context overload.
26619 (intersect_aggregates_with_edge): Replaced IPA_EDGE_REF with a direct
26620 use of ipa_edge_args_sum. Replaced IPA_NODE_REF with direct uses of
26621 ipa_node_params_sum.
26622 (find_aggregate_values_for_callers_subset): Likewise, also reusing
26623 results of ipa_edge_args_sum->get.
26624 (cgraph_edge_brings_all_scalars_for_node): Replaced IPA_NODE_REF with
26625 direct uses of ipa_node_params_sum, replaced IPA_EDGE_REF with a
26626 direct use of ipa_edge_args_sum.
26627 (cgraph_edge_brings_all_agg_vals_for_node): Likewise, moved node
26628 summary query after the early exit and reused the result later.
26629 (decide_about_value): Replaced IPA_NODE_REF with a direct use of
26630 ipa_node_params_sum.
26631 (decide_whether_version_node): Likewise. Removed re-querying for
26632 summaries after cloning.
26633 (spread_undeadness): Replaced IPA_NODE_REF with a direct use of
26634 ipa_node_params_sum.
26635 (has_undead_caller_from_outside_scc_p): Likewise, reusing results of
26637 (identify_dead_nodes): Likewise.
26638 (ipcp_store_bits_results): Replaced IPA_NODE_REF with direct uses of
26639 ipa_node_params_sum.
26640 (ipcp_store_vr_results): Likewise.
26641 * ipa-fnsummary.c (evaluate_properties_for_edge): Likewise.
26642 (ipa_fn_summary_t::duplicate): Likewise.
26643 (analyze_function_body): Likewise.
26644 (estimate_calls_size_and_time): Likewise.
26645 (ipa_cached_call_context::duplicate_from): Likewise.
26646 (ipa_call_context::equal_to): Likewise.
26647 (remap_edge_params): Likewise.
26648 (ipa_merge_fn_summary_after_inlining): Likewise.
26649 (inline_read_section): Likewise.
26650 * ipa-icf.c (sem_function::param_used_p): Likewise.
26651 * ipa-modref.c (compute_parm_map): Likewise.
26652 (compute_parm_map): Replaced IPA_EDGE_REF with a direct use of
26654 (get_access_for_fnspec): Replaced IPA_NODE_REF with a direct use of
26655 ipa_node_params_sum and replaced IPA_EDGE_REF with a direct use of
26657 * ipa-profile.c (check_argument_count): Likewise.
26658 * ipa-prop.c (ipa_alloc_node_params): Replaced IPA_NODE_REF_GET_CREATE
26659 with a direct use of ipa_node_params_sum.
26660 (ipa_initialize_node_params): Likewise.
26661 (ipa_print_node_jump_functions_for_edge): Replaced IPA_EDGE_REF with a
26662 direct use of ipa_edge_args_sum and reused the query result.
26663 (ipa_compute_jump_functions_for_edge): Replaced IPA_NODE_REF with a
26664 direct use of ipa_node_params_sum and replaced IPA_EDGE_REF with a
26665 direct use of ipa_edge_args_sum.
26666 (ipa_note_param_call): Replaced IPA_NODE_REF with a direct use of
26667 ipa_node_params_sum and reused the result of the query.
26668 (ipa_analyze_node): Likewise.
26669 (ipa_analyze_controlled_uses): Replaced IPA_NODE_REF with a direct use
26670 of ipa_node_params_sum.
26671 (update_jump_functions_after_inlining): Replaced IPA_EDGE_REF with
26672 direct uses of ipa_edge_args_sum.
26673 (update_indirect_edges_after_inlining): Replaced IPA_NODE_REF with
26674 direct uses of ipa_node_params_sum and replaced IPA_EDGE_REF with a
26675 direct use of ipa_edge_args_sum. Removed superficial re-querying the
26677 (propagate_controlled_uses): Replaced IPA_NODE_REF with direct uses of
26678 ipa_node_params_sum and replaced IPA_EDGE_REF with a direct use of
26680 (ipa_propagate_indirect_call_infos): Replaced IPA_EDGE_REF with a
26681 direct use of ipa_edge_args_sum.
26682 (ipa_edge_args_sum_t::duplicate): Replaced IPA_NODE_REF with a direct
26683 use of ipa_node_params_sum.
26684 (ipa_print_node_params): Likewise.
26685 (ipa_write_node_info): Likewise and also replaced IPA_EDGE_REF with
26686 direct uses of ipa_edge_args_sum.
26687 (ipa_read_edge_info): Replaced IPA_EDGE_REF with a direct use of
26689 (ipa_read_node_info): Replaced IPA_NODE_REF with a direct use of
26690 ipa_node_params_sum.
26691 (ipa_prop_write_jump_functions): Likewise. Move variable node to the
26692 scopes where it is used.
26694 2021-05-10 Uroš Bizjak <ubizjak@gmail.com>
26696 * config/i386/i386-expand.c (ix86_expand_sse_movcc)
26697 <case E_V2SImode>: Force op_true to register.
26699 2021-05-10 Christophe Lyon <christophe.lyon@linaro.org>
26701 * config/arm/iterators.md (MVE_FP_COMPARISONS): New.
26702 * config/arm/mve.md (mve_vcmp<mve_cmp_op>q_f<mode>)
26703 (mve_vcmp<mve_cmp_op>q_n_f<mode>): New, merge all vcmp_*f*
26705 (mve_vcmpeqq_f<mode>, mve_vcmpeqq_n_f<mode>, mve_vcmpgeq_f<mode>)
26706 (mve_vcmpgeq_n_f<mode>, mve_vcmpgtq_f<mode>)
26707 (mve_vcmpgtq_n_f<mode>, mve_vcmpleq_f<mode>)
26708 (mve_vcmpleq_n_f<mode>, mve_vcmpltq_f<mode>)
26709 (mve_vcmpltq_n_f<mode>, mve_vcmpneq_f<mode>)
26710 (mve_vcmpneq_n_f<mode>): Remove.
26711 * config/arm/unspecs.md (VCMPEQQ_F, VCMPEQQ_N_F, VCMPGEQ_F)
26712 (VCMPGEQ_N_F, VCMPGTQ_F, VCMPGTQ_N_F, VCMPLEQ_F, VCMPLEQ_N_F)
26713 (VCMPLTQ_F, VCMPLTQ_N_F, VCMPNEQ_F, VCMPNEQ_N_F): Remove.
26715 2021-05-10 Christophe Lyon <christophe.lyon@linaro.org>
26717 * config/arm/iterators.md (MVE_COMPARISONS): New.
26719 (mve_cmp_type): New.
26720 * config/arm/mve.md (mve_vcmp<mve_cmp_op>q_<mode>): New, merge all
26722 (mve_vcmpneq_<mode>, mve_vcmpcsq_n_<mode>, mve_vcmpcsq_<mode>)
26723 (mve_vcmpeqq_n_<mode>, mve_vcmpeqq_<mode>, mve_vcmpgeq_n_<mode>)
26724 (mve_vcmpgeq_<mode>, mve_vcmpgtq_n_<mode>, mve_vcmpgtq_<mode>)
26725 (mve_vcmphiq_n_<mode>, mve_vcmphiq_<mode>, mve_vcmpleq_n_<mode>)
26726 (mve_vcmpleq_<mode>, mve_vcmpltq_n_<mode>, mve_vcmpltq_<mode>)
26727 (mve_vcmpneq_n_<mode>, mve_vcmpltq_n_<mode>, mve_vcmpltq_<mode>)
26728 (mve_vcmpneq_n_<mode>): Remove.
26730 2021-05-10 Christophe Lyon <christophe.lyon@linaro.org>
26732 * config/arm/arm_mve.h (__arm_vcmp*): Remove 's' suffix.
26733 * config/arm/arm_mve_builtins.def (vcmp*): Remove 's' suffix.
26734 * config/arm/mve.md (mve_vcmp*): Remove 's' suffix in pattern
26737 2021-05-10 Christophe Lyon <christophe.lyon@linaro.org>
26739 * config/arm/arm_mve_builtins.def (vcmpneq_u): Remove.
26740 (vcmpneq_n_u): Likewise.
26741 (vcmpeqq_u,): Likewise.
26742 (vcmpeqq_n_u): Likewise.
26743 * config/arm/iterators.md (supf): Remove VCMPNEQ_U, VCMPEQQ_U,
26744 VCMPEQQ_N_U and VCMPNEQ_N_U.
26745 * config/arm/mve.md (mve_vcmpneq): Remove <supf> iteration.
26746 (mve_vcmpeqq_n): Likewise.
26747 (mve_vcmpeqq): Likewise.
26748 (mve_vcmpneq_n): Likewise.
26750 2021-05-10 Christophe Lyon <christophe.lyon@linaro.org>
26752 * config/arm/arm_mve.h (__arm_vcmpeq*u*, __arm_vcmpne*u*): Call
26753 the 's' version of the builtin.
26755 2021-05-10 Richard Biener <rguenther@suse.de>
26757 PR tree-optimization/100492
26758 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
26759 Find nothing when the loop contains an irreducible region.
26761 2021-05-10 Richard Biener <rguenther@suse.de>
26763 PR middle-end/100464
26765 * gimple-fold.c (canonicalize_constructor_val): Do not set
26768 2021-05-10 Richard Biener <rguenther@suse.de>
26770 PR tree-optimization/100434
26771 * tree-ssa-dse.c (initialize_ao_ref_for_dse): Handle
26773 (dse_optimize_stmt): Handle call LHS by dropping the
26774 LHS or the whole call if it doesn't have other
26776 (pass_dse::execute): Adjust.
26778 2021-05-10 Martin Liska <mliska@suse.cz>
26780 * Makefile.in: Add missing genversion rule.
26782 2021-05-10 Alex Coplan <alex.coplan@arm.com>
26785 * config/arm/mve.md (*mve_mov<mode>): Simplify output code. Use
26786 vldrw.u32 and vstrw.32 for V2D[IF]mode loads and stores.
26788 2021-05-10 Martin Liska <mliska@suse.cz>
26790 * builtins.c (is_builtin_name): Use startswith
26791 function instead of strncmp.
26792 * collect2.c (main): Likewise.
26793 (has_lto_section): Likewise.
26794 (scan_libraries): Likewise.
26795 * coverage.c (coverage_checksum_string): Likewise.
26796 (coverage_init): Likewise.
26797 * dwarf2out.c (is_cxx): Likewise.
26798 (gen_compile_unit_die): Likewise.
26799 * gcc-ar.c (main): Likewise.
26800 * gcc.c (init_spec): Likewise.
26801 (read_specs): Likewise.
26802 (execute): Likewise.
26803 (check_live_switch): Likewise.
26804 * genattrtab.c (write_attr_case): Likewise.
26805 (IS_ATTR_GROUP): Likewise.
26806 * gencfn-macros.c (main): Likewise.
26807 * gengtype.c (type_for_name): Likewise.
26808 (gen_rtx_next): Likewise.
26809 (get_file_langdir): Likewise.
26810 (write_local): Likewise.
26811 * genmatch.c (get_operator): Likewise.
26812 (get_operand_type): Likewise.
26813 (expr::gen_transform): Likewise.
26814 * genoutput.c (validate_optab_operands): Likewise.
26815 * incpath.c (add_sysroot_to_chain): Likewise.
26816 * langhooks.c (lang_GNU_C): Likewise.
26817 (lang_GNU_CXX): Likewise.
26818 (lang_GNU_Fortran): Likewise.
26819 (lang_GNU_OBJC): Likewise.
26820 * lto-wrapper.c (run_gcc): Likewise.
26821 * omp-general.c (omp_max_simt_vf): Likewise.
26822 * omp-low.c (omp_runtime_api_call): Likewise.
26823 * opts-common.c (parse_options_from_collect_gcc_options): Likewise.
26824 * read-rtl-function.c (function_reader::read_rtx_operand_r): Likewise.
26825 * real.c (real_from_string): Likewise.
26826 * selftest.c (assert_str_startswith): Likewise.
26827 * timevar.c (timer::validate_phases): Likewise.
26828 * tree.c (get_file_function_name): Likewise.
26829 * ubsan.c (ubsan_use_new_style_p): Likewise.
26830 * varasm.c (default_function_rodata_section): Likewise.
26831 (incorporeal_function_p): Likewise.
26832 (default_section_type_flags): Likewise.
26833 * system.h (startswith): Define startswith.
26835 2021-05-10 Martin Liska <mliska@suse.cz>
26837 * bitmap.h (class auto_bitmap): Remove
26838 __cplusplus >= 201103.
26839 * config/aarch64/aarch64.c: Likewise.
26840 * gimple-ssa-store-merging.c (store_immediate_info::store_immediate_info):
26842 * sbitmap.h: Likewise.
26844 2021-05-10 Martin Liska <mliska@suse.cz>
26846 * Makefile.in: Rename gcov-iov to genversion and depend
26847 on version.h (instead of gcov-iov.h).
26848 * gcov-io.h: Include version.h instread of gcov-iov.h.
26849 * gengtype-state.c (read_state_version): Likewise.
26850 * gcov-iov.c: Moved to...
26851 * genversion.c: ...here.
26852 * lto-streamer.h (LTO_major_version): Define it with
26854 * version.c: Removed.
26855 * version.h: Removed.
26857 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
26859 * config/arc/arc.md (UNSPEC_ARC_DMPYWH): Define.
26860 * config/arc/simdext.md (VCT): Add predicates for iterator
26863 (voptab): Likewise.
26864 (vec_widen_<V_US>mult_hi_v4hi): Change pattern predicate.
26865 (<voptab>v2si3): New patterns.
26867 (reduc_plus_scal_v4hi): Likewise.
26868 (reduc_plus_scal_v2si): Likewise.
26869 (vec_duplicatev2si): Likewise.
26870 (vec_duplicatev4hi): Likewise.
26872 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
26874 * config/arc/simdext.md: Format and cleanup file.
26876 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
26878 * config/arc/simdext.md (movmisalignv2hi): Allow misaligned access
26879 only when munaligned-access option is on.
26880 (movmisalign<mode>): Likewise.
26882 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
26884 * common/config/arc/arc-common.c (arc_handle_option): Remove dot
26886 * config/arc/arc.c (arc_reorg): Remove underscore from string.
26888 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
26890 * config/arc/arc.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
26891 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
26892 * config/arc/arc.md (clrsbsi2): Cleanup pattern.
26893 (norm_f): Likewise.
26896 (clzsi2): Use fls instruction when available.
26897 (arc_clzsi2): Likewise.
26899 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
26901 * config/arc/arc.h (ADDITIONAL_REGISTER_NAMES): Add r26 and r27.
26903 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
26905 * doc/extend.texi (__builtin_arc_sr): Swap arguments.
26907 2021-05-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
26909 PR middle-end/100467
26910 * toplev.c (compile_file): Call insn_locations_init before
26911 targetm.asm_out.code_end.
26913 2021-05-07 Andrew Stubbs <ams@codesourcery.com>
26916 2021-05-07 Andrew Stubbs <ams@codesourcery.com>
26918 * config/gcn/gcn.c (gcn_scalar_mode_supported_p): Disable TImode.
26920 2021-05-07 Jakub Jelinek <jakub@redhat.com>
26921 Andrew Stubbs <amd@codesourcery.com>
26924 * builtins.c (try_store_by_multiple_pieces): Use force_operand for
26925 emit_move_insn operands.
26927 2021-05-07 Eric Botcazou <ebotcazou@adacore.com>
26929 * cfgexpand.c (expand_gimple_basic_block): Do not inherit a current
26930 location for the outgoing edges of an empty block.
26931 * dwarf2out.c (add_subscript_info): Retrieve the bounds and index
26932 type by means of the get_array_descr_info langhook, if it is set and
26933 returns true. Remove obsolete code dealing with unnamed subtypes.
26935 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
26937 * gimple-range-cache.cc (ssa_block_ranges): Virtualize.
26938 (sbr_vector): Renamed from ssa_block_cache.
26939 (sbr_vector::sbr_vector): Allocate from obstack abd initialize.
26940 (ssa_block_ranges::~ssa_block_ranges): Remove.
26941 (sbr_vector::set_bb_range): Use varying and undefined cached values.
26942 (ssa_block_ranges::set_bb_varying): Remove.
26943 (sbr_vector::get_bb_range): Adjust assert.
26944 (sbr_vector::bb_range_p): Adjust assert.
26945 (~block_range_cache): No freeing loop required.
26946 (block_range_cache::get_block_ranges): Remove.
26947 (block_range_cache::set_bb_range): Inline get_block_ranges.
26948 (block_range_cache::set_bb_varying): Remove.
26949 * gimple-range-cache.h (set_bb_varying): Remove prototype.
26950 * value-range.h (irange_allocator::get_memory): New.
26952 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
26954 * gimple-range-cache.cc (non_null_ref::non_null_deref_p): Search
26955 dominator tree is available and requested.
26956 (ranger_cache::ssa_range_in_bb): Don't search dom tree here.
26957 (ranger_cache::fill_block_cache): Don't search dom tree here either.
26958 * gimple-range-cache.h (non_null_deref_p): Add dom_search param.
26960 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
26962 * gimple-range.cc (gimple_ranger::range_on_exit): Handle block with
26963 only PHI nodes better.
26965 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
26967 * gimple-range-edge.h (gimple_outgoing_range): Rename from
26969 (gcond_edge_range): Export prototype.
26970 * gimple-range-edge.cc (gcond_edge_range): New.
26971 (gimple_outgoing_range::edge_range_p): Use gcond_edge_range.
26972 * gimple-range-gori.h (gori_compute): Use gimple_outgoing_range.
26974 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
26976 * gimple-range-edge.cc (outgoing_range::calc_switch_ranges): Compute
26977 default range into a temp and allocate only what is needed.
26979 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
26981 * range-op.cc (operator_trunc_mod::wi_fold): x % 0 is UNDEFINED.
26983 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
26985 * gimple-range.h (gimple_range_global): Pick up parameter initial
26986 values, and use-before defined locals are UNDEFINED.
26988 2021-05-07 Eric Botcazou <ebotcazou@adacore.com>
26990 * doc/extend.texi (scalar_storage_order): Mention effect on pointer
26992 * tree.h (reverse_storage_order_for_component_p): Return false if
26993 the type is a pointer.
26995 2021-05-07 Andrew Stubbs <ams@codesourcery.com>
26997 * config/gcn/gcn.c (gcn_scalar_mode_supported_p): Disable TImode.
26999 2021-05-07 Uroš Bizjak <ubizjak@gmail.com>
27002 * config/i386/i386-expand.c (ix86_expand_sse_movcc):
27003 Handle V8QI, V4HI and V2SI modes.
27004 * config/i386/mmx.md (mmx_pblendvb): New insn pattern.
27005 * config/i386/sse.md (unspec): Move UNSPEC_BLENDV ...
27006 * config/i386/i386.md (unspec): ... here.
27008 2021-05-07 Tobias Burnus <tobias@codesourcery.com>
27009 Tom de Vries <tdevries@suse.de>
27011 * omp-low.c (lower_rec_simd_input_clauses): Set max_vf = 1 if
27012 a truth_value_p reduction variable is nonintegral.
27014 2021-05-07 Uroš Bizjak <ubizjak@gmail.com>
27017 * config/i386/i386-expand.c (ix86_use_mask_cmp_p):
27018 Return false for mode sizes < 16.
27020 2021-05-07 Jakub Jelinek <jakub@redhat.com>
27023 * config/i386/mmx.md (*xop_pcmov_<mode>): New define_insn.
27025 2021-05-06 Martin Jambor <mjambor@suse.cz>
27027 * ipa-sra.c (ipa_sra_dump_all_summaries): Dump edge summaries even
27028 when there is no function summary.
27029 (ipa_sra_summarize_function): produce edge summaries even when
27032 2021-05-06 Tom Tromey <tom@tromey.com>
27034 * godump.c (string_hash_eq): Remove.
27035 (go_finish): Use htab_eq_string.
27037 2021-05-06 Tom Tromey <tom@tromey.com>
27039 * gengtype-state.c (read_state): Use htab_eq_string.
27040 (string_eq): Remove.
27042 2021-05-06 Tom Tromey <tom@tromey.com>
27044 * gensupport.c (htab_eq_string): Remove.
27046 2021-05-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
27049 * debug.h (gcc_debug_hooks): Add set_ignored_loc function pointer.
27050 * dwarf2out.h (dw_fde_node::ignored_debug): New data item.
27051 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Add dummy
27052 set_ignored_loc callbacks.
27053 * debug.c (do_nothing_debug_hooks): Likewise.
27054 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
27055 * dwarf2out.c (text_section_used, cold_text_section_used): Remove.
27056 (in_text_section_p, last_text_label, last_cold_label,
27057 switch_text_ranges, switch_cold_ranges): New data items.
27058 (dwarf2out_note_section_used): Remove.
27059 (dwarf2out_begin_prologue): Set fde->ignored_debug and
27061 (mark_ignored_debug_section): New helper function.
27062 (dwarf2out_end_epilogue, dwarf2out_switch_text_section): Call
27063 mark_ignored_debug_section.
27064 (dwarf2_debug_hooks): Use dwarf2out_set_ignored_loc.
27065 (dwarf2_lineno_debug_hooks): Use dummy for set_ignored_loc.
27066 (size_of_aranges): Adjust formula for multi-part text ranges size.
27067 (output_aranges): Output multi-part text ranges.
27068 (dwarf2out_set_ignored_loc): New callback function.
27069 (dwarf2out_finish): Output multi-part text ranges.
27070 (dwarf2out_c_finalize): Clear new data items.
27071 * final.c (final_start_function_1): Call set_ignored_loc callback.
27072 (final_scan_insn_1): Likewise.
27073 * ggc-page.c (gt_ggc_mx): New helper function.
27074 * stringpool.c (gt_pch_nx): Likewise.
27076 2021-05-06 Richard Biener <rguenther@suse.de>
27078 * timevar.def (TV_TREE_INSERT_PHI_NODES): Remove.
27079 (TV_TREE_SSA_REWRITE_BLOCKS): Likewise.
27080 (TV_TREE_INTO_SSA): New.
27081 * tree-into-ssa.c (insert_phi_nodes): Do not account separately.
27082 (rewrite_blocks): Likewise.
27083 (pass_data_build_ssa): Account to TV_TREE_INTO_SSA.
27085 2021-05-06 Jakub Jelinek <jakub@redhat.com>
27087 * tree-ssa-phiopt.c (value_replacement, minmax_replacement,
27088 abs_replacement, xor_replacement,
27089 cond_removal_in_popcount_clz_ctz_pattern,
27090 replace_phi_edge_with_variable): Change type of phi argument from
27091 gimple * to gphi *.
27093 2021-05-06 Richard Biener <rguenther@suse.de>
27095 * tree-ssa-loop-split.c (split_loop): Delay updating SSA form.
27096 Output an opt-info message.
27097 (do_split_loop_on_cond): Likewise.
27098 (tree_ssa_split_loops): Update SSA form here.
27100 2021-05-06 Richard Biener <rguenther@suse.de>
27102 * tree-inline.c (tree_function_versioning): Fix DECL_BY_REFERENCE
27103 return variable removal.
27105 2021-05-06 Marius Hillenbrand <mhillen@linux.ibm.com>
27107 * config/s390/s390-builtins.def (O_M5, O1_M5, ...): Remove unused macros.
27108 (s390_vec_permi_s64, s390_vec_permi_b64, s390_vec_permi_u64)
27109 (s390_vec_permi_dbl, s390_vpdi): Use the O3_U2 type for the immediate
27111 * config/s390/s390.c (s390_const_operand_ok): Remove unused
27114 2021-05-06 Jakub Jelinek <jakub@redhat.com>
27116 PR tree-optimization/94589
27117 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Call
27118 spaceship_replacement.
27119 (cond_only_block_p, spaceship_replacement): New functions.
27121 2021-05-06 Richard Biener <rguenther@suse.de>
27124 * tree-emutls.c (gen_emutls_addr): Pass in whether we're
27125 dealing with a debug use and only query existing addresses
27127 (lower_emutls_1): Avoid splitting out addresses for debug
27128 stmts, reset the debug stmt when we fail to find existing
27130 (lower_emutls_phi_arg): Set wi.stmt.
27132 2021-05-06 Christoph Muellner <cmuellner@gcc.gnu.org>
27135 * config/riscv/riscv.c (riscv_block_move_loop): Use cbranch helper.
27136 * config/riscv/riscv.md (cbranch<mode>4): Generate helpers.
27137 (stack_protect_test): Use cbranch helper.
27139 2021-05-05 Eric Botcazou <ebotcazou@adacore.com>
27142 * config/i386/i386.c (ix86_compute_frame_layout): For a SEH target,
27143 always return the establisher frame for __builtin_frame_address (0).
27145 2021-05-05 Ivan Sorokin <vanyacpp@gmail.com>
27148 * config/i386/i386-builtins.c (ix86_cpu_model_type_node): New.
27149 (ix86_cpu_model_var): Likewise.
27150 (ix86_cpu_features2_type_node): Likewise.
27151 (ix86_cpu_features2_var): Likewise.
27152 (fold_builtin_cpu): Cache __cpu_model and __cpu_features2 with
27155 2021-05-05 Martin Sebor <msebor@redhat.com>
27157 * passes.def (pass_warn_printf): Run after SSA.
27159 2021-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27161 * config/arm/neon.md (neon_vtst_combine<mode>): New pattern.
27162 * config/arm/predicates.md (minus_one_operand): New predicate.
27164 2021-05-05 Jeff Law <jlaw@tachyum.com>
27166 * config/avr/avr.md: Remove references to CC_STATUS_INIT.
27168 2021-05-05 Stefan Schulze Frielinghaus <stefansf@linux.ibm.com>
27170 PR rtl-optimization/100263
27171 * postreload.c (move2add_valid_value_p): Ensure register can
27174 2021-05-05 Eric Botcazou <ebotcazou@adacore.com>
27176 PR rtl-optimization/100411
27177 * cfgcleanup.c (try_crossjump_to_edge): Also skip end of prologue
27178 and beginning of function markers.
27180 2021-05-05 Jeff Law <jlaw@tachyum.com>
27182 * config/cr16/cr16.h (NOTICE_UPDATE_CC): Remove.
27183 * config/cr16/cr16.c (notice_update_cc): Remove.
27184 * config/cr16/cr16-protos.h (notice_update_cc): Remove.
27186 2021-05-05 Uroš Bizjak <ubizjak@gmail.com>
27189 * config/i386/i386-expand.c (ix86_expand_int_sse_cmp):
27190 Handle V8QI, V4HI and V2SI modes.
27191 * config/i386/i386.c (ix86_build_const_vector): Handle V2SImode.
27192 (ix86_build_signbit_mask): Ditto.
27193 * config/i386/mmx.md (MMXMODE14): New mode iterator.
27194 (<smaxmin:code><MMXMODE14:mode>3): New expander.
27195 (*mmx_<smaxmin:code><MMXMODE14:mode>3): New insn pattern.
27196 (<umaxmin:code><MMXMODE24:mode>3): New expander.
27197 (*mmx_<umaxmin:code><MMXMODE24:mode>3): New insn pattern.
27198 (vec_cmp<MMXMODEI:mode><MMXMODEI:mode>): New expander.
27199 (vec_cmpu<MMXMODEI:mode><MMXMODEI:mode>): Ditto.
27200 (vcond<MMXMODEI:mode><MMXMODEI:mode>): Ditto.
27201 (vcondu<MMXMODEI:mode><MMXMODEI:mode>): Ditto.
27202 (vcond_mask_<MMXMODEI:mode><MMXMODEI:mode>): Ditto.
27204 2021-05-05 Eric Botcazou <ebotcazou@adacore.com>
27206 * dwarf2out.c (loc_list_from_tree_1) <DECL>: During early DWARF, do
27207 not expand the VALUE_EXPR of variables put in the non-local frame.
27208 * gimplify.c (gimplify_type_sizes) <RECORD_TYPE>: If the type is not
27209 to be ignored for debug info, ensure its variable offsets are not.
27211 2021-05-05 Richard Biener <rguenther@suse.de>
27213 PR tree-optimization/79333
27214 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt):
27215 Fold stmt following SSA edges.
27217 2021-05-05 Richard Biener <rguenther@suse.de>
27219 PR middle-end/100394
27220 * calls.c (expand_call): Preserve possibly throwing calls.
27221 * cfgexpand.c (expand_call_stmt): When a call can throw signal
27222 RTL expansion there are side-effects.
27223 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Simplify,
27224 mark all possibly throwing stmts necessary unless we can elide
27226 * tree-ssa-dse.c (pass_dse::execute): Preserve exceptions unless
27227 -fdelete-dead-exceptions.
27228 * tree.h (DECL_PURE_P): Add note about exceptions.
27230 2021-05-05 Alexandre Oliva <oliva@adacore.com>
27232 * config/i386/vxworks.h (DBX_REGISTER_NUMBER): Make it
27235 2021-05-04 David Edelsohn <dje.gcc@gmail.com>
27237 * config/rs6000/rs6000-call.c (rs6000_output_mi_thunk): Use
27238 get_fnname_from_decl for name of thunk.
27239 * config/rs6000/rs6000.c (rs6000_declare_alias): Use assemble_name
27240 and ASM_OUTPUT_LABEL.
27241 (rs6000_xcoff_declare_function_name): Use assemble_name and
27243 (rs6000_xcoff_declare_object_name): Use ASM_OUTPUT_LABEL.
27244 (rs6000_xcoff_encode_section_info): Don't add mapping class
27245 for aliases. Always add [DS] mapping class to primary
27247 (rs6000_asm_weaken_decl): Don't explicitly add [DS].
27249 2021-05-04 Martin Sebor <msebor@redhat.com>
27251 PR middle-end/100307
27252 * builtins.c (compute_objsize_r): Clear base0 for pointers.
27254 2021-05-04 Jeff Law <jlaw@tachyum.com>
27256 * config/bfin/bfin.h (NOTICE_UPDATE_CC): Remove.
27258 2021-05-04 Segher Boessenkool <segher@kernel.crashing.org>
27260 * caller-save.c: Remove CC0.
27261 * cfgcleanup.c: Remove CC0.
27262 * cfgrtl.c: Remove CC0.
27263 * combine.c: Remove CC0.
27264 * compare-elim.c: Remove CC0.
27265 * conditions.h: Remove CC0.
27266 * config/h8300/h8300.h: Remove CC0.
27267 * config/h8300/h8300-protos.h: Remove CC0.
27268 * config/h8300/peepholes.md: Remove CC0.
27269 * config/i386/x86-tune-sched.c: Remove CC0.
27270 * config/m68k/m68k.c: Remove CC0.
27271 * config/rl78/rl78.c: Remove CC0.
27272 * config/sparc/sparc.c: Remove CC0.
27273 * config/xtensa/xtensa.c: Remove CC0.
27274 (gen_conditional_move): Use pc_rtx instead of cc0_rtx in a piece of
27275 RTL where that is used as a placeholder only.
27276 * cprop.c: Remove CC0.
27277 * cse.c: Remove CC0.
27278 * cselib.c: Remove CC0.
27279 * df-problems.c: Remove CC0.
27280 * df-scan.c: Remove CC0.
27281 * doc/md.texi: Remove CC0. Adjust an example.
27282 * doc/rtl.texi: Remove CC0. Adjust an example.
27283 * doc/tm.texi: Regenerate.
27284 * doc/tm.texi.in: Remove CC0.
27285 * emit-rtl.c: Remove CC0.
27286 * final.c: Remove CC0.
27287 * fwprop.c: Remove CC0.
27288 * gcse-common.c: Remove CC0.
27289 * gcse.c: Remove CC0.
27290 * genattrtab.c: Remove CC0.
27291 * genconfig.c: Remove CC0.
27292 * genemit.c: Remove CC0.
27293 * genextract.c: Remove CC0.
27294 * gengenrtl.c: Remove CC0.
27295 * genrecog.c: Remove CC0.
27296 * haifa-sched.c: Remove CC0.
27297 * ifcvt.c: Remove CC0.
27298 * ira-costs.c: Remove CC0.
27299 * ira.c: Remove CC0.
27300 * jump.c: Remove CC0.
27301 * loop-invariant.c: Remove CC0.
27302 * lra-constraints.c: Remove CC0.
27303 * lra-eliminations.c: Remove CC0.
27304 * optabs.c: Remove CC0.
27305 * postreload-gcse.c: Remove CC0.
27306 * postreload.c: Remove CC0.
27307 * print-rtl.c: Remove CC0.
27308 * read-rtl-function.c: Remove CC0.
27309 * reg-notes.def: Remove CC0.
27310 * reg-stack.c: Remove CC0.
27311 * reginfo.c: Remove CC0.
27312 * regrename.c: Remove CC0.
27313 * reload.c: Remove CC0.
27314 * reload1.c: Remove CC0.
27315 * reorg.c: Remove CC0.
27316 * resource.c: Remove CC0.
27317 * rtl.c: Remove CC0.
27318 * rtl.def: Remove CC0.
27319 * rtl.h: Remove CC0.
27320 * rtlanal.c: Remove CC0.
27321 * sched-deps.c: Remove CC0.
27322 * sched-rgn.c: Remove CC0.
27323 * shrink-wrap.c: Remove CC0.
27324 * simplify-rtx.c: Remove CC0.
27325 * system.h: Remove CC0. Poison NOTICE_UPDATE_CC, CC_STATUS_MDEP_INIT,
27326 CC_STATUS_MDEP, and CC_STATUS.
27327 * target.def: Remove CC0.
27328 * valtrack.c: Remove CC0.
27329 * var-tracking.c: Remove CC0.
27331 2021-05-04 Richard Biener <rguenther@suse.de>
27333 PR tree-optimization/100414
27334 * tree-ssa-phiopt.c (get_non_trapping): Do not compute dominance
27336 (tree_ssa_phiopt_worker): But unconditionally here.
27338 2021-05-04 Tobias Burnus <tobias@codesourcery.com>
27340 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses): Handle
27341 && and || with floating-point and complex arguments.
27343 2021-05-04 Eric Botcazou <ebotcazou@adacore.com>
27345 * tree-inline.c (insert_debug_decl_map): Delete.
27346 (copy_debug_stmt): Minor tweak.
27347 (setup_one_parameter): Do not use a variable if the value is either
27348 a read-only DECL or a non-addressable local variable in the caller.
27349 In this case, insert the debug-only variable in the map manually.
27350 (expand_call_inline): Do not generate a CLOBBER for these values.
27351 * tree-inline.h (debug_map): Minor tweak.
27353 2021-05-04 Eric Botcazou <ebotcazou@adacore.com>
27355 * builtins.c (builtin_with_linkage_p): Return true for stp[n]cpy.
27356 * symtab.c (symtab_node::output_to_lto_symbol_table_p): Tidy up.
27358 2021-05-04 Richard Biener <rguenther@suse.de>
27360 PR tree-optimization/100329
27361 * tree-ssa-reassoc.c (can_reassociate_p): Do not reassociate
27363 (insert_stmt_after): Assert we're not running into asm goto.
27365 2021-05-04 Richard Biener <rguenther@suse.de>
27367 PR tree-optimization/100398
27368 * tree-ssa-dse.c (pass_dse::execute): Preserve control
27371 2021-05-04 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27373 * builtins.c (try_store_by_multiple_pieces): Fix constfun's prototype.
27375 2021-05-04 Alexandre Oliva <oliva@adacore.com>
27377 * builtins.c (try_store_by_multiple_pieces): New.
27378 (expand_builtin_memset_args): Use it. If target_char_cast
27379 fails, proceed as for non-constant val. Pass len's ctz to...
27380 * expr.c (clear_storage_hints): ... this. Try store by
27381 multiple pieces after setmem.
27382 (clear_storage): Adjust.
27383 * expr.h (clear_storage_hints): Likewise.
27384 (try_store_by_multiple_pieces): Declare.
27385 * passes.def: Replace the last copy_prop with ccp.
27387 2021-05-03 Tom de Vries <tdevries@suse.de>
27390 * omp-low.c (lower_rec_input_clauses): Disable SIMT for user-defined
27393 2021-05-03 Richard Biener <rguenther@suse.de>
27395 * tree-ssa-dse.c (dse_classify_store): Track two PHI defs.
27397 2021-05-03 Richard Biener <rguenther@suse.de>
27399 * tree-ssa-dse.c: Do not include domwalk.h but cfganal.h.
27400 (dse_dom_walker): Remove.
27401 (dse_dom_walker::dse_optimize_stmt): Rename...
27402 (dse_optimize_stmt): ... to this, pass in live_bytes sbitmap.
27403 (dse_dom_walker::before_dom_children): Inline ...
27404 (pass_dse::execute): ... here. Perform a reverse program
27407 2021-05-03 H.J. Lu <hjl.tools@gmail.com>
27410 * configure: Regenerated.
27412 2021-05-03 Ilya Leoshkevich <iii@linux.ibm.com>
27415 * config/s390/s390.c (s390_hard_fp_reg_p): New function.
27416 (s390_md_asm_adjust): Handle hard registers.
27418 2021-05-03 Jakub Jelinek <jakub@redhat.com>
27420 PR tree-optimization/100382
27421 * tree-ssa-dse.c: Include tree-eh.h.
27422 (dse_dom_walker::before_dom_children): Don't remove stmts if
27423 stmt_unremovable_because_of_non_call_eh_p is true.
27425 2021-05-02 David Edelsohn <dje.gcc@gmail.com>
27427 * varasm.c (compute_reloc_for_var): Split out from...
27428 (get_variable_section): Use it.
27429 * output.h (compute_reloc_for_var): Declare.
27430 * config/rs6000/rs6000-protos.h
27431 (rs6000_xcoff_asm_output_aligned_decl_common): Change alignment to
27433 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address_aix):
27434 Don't append storage mapping class to symbol.
27435 (rs6000_xcoff_asm_named_section): Add BS and UL mapping classes.
27436 Don't convert TLS BSS to common.
27437 (rs6000_xcoff_unique_section): Don't fall back to select_secton.
27438 (rs6000_xcoff_section_type_flags): Add SECTION_BSS if DECL is
27440 (rs6000_xcoff_asm_globalize_decl_name): Don't strip storage
27442 (rs6000_xcoff_asm_output_aligned_decl_common): Align is unsigned int.
27443 If align is 0 from TLS class, use the same rules as varasm.c
27444 If not common, switch to BSS section manually.
27445 If common, emit appropriate comm or lcomm directive.
27446 (rs6000_xcoff_encode_section_info): Add logic to append all
27447 storage mapping classes.
27448 (rs6000_asm_weaken_decl): Adjust for qualname symbols.
27449 * config/rs6000/xcoff.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
27450 rs6000_xcoff_asm_output_aligned_decl_common.
27451 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
27452 rs6000_xcoff_asm_output_aligned_decl_common.
27453 (ASM_OUTPUT_TLS_COMMON): Use
27454 rs6000_xcoff_asm_output_aligned_decl_common.
27456 2021-05-02 Jakub Jelinek <jakub@redhat.com>
27459 * config/nvptx/nvptx.c (nvptx_sese_pseudo): Use nullptr instead of 0
27460 as first argument of pseudo_node_t constructors.
27462 2021-05-02 Jakub Jelinek <jakub@redhat.com>
27465 * config/i386/t-i386 (TM_H): Add $(srcdir)/config/i386/i386-isa.def.
27467 2021-05-01 Aldy Hernandez <aldyh@redhat.com>
27469 * value-range.cc (DEFINE_INT_RANGE_GC_STUBS): Remove.
27470 (gt_pch_nx (int_range<1> *&)): New.
27471 (gt_ggc_mx (int_range<1> *&)): New.
27472 * value-range.h (class irange): Add GTY support for
27475 2021-05-01 Geng Qi <gengqi@linux.alibaba.com>
27477 * doc/options.texi (Negative): Change either or to both and.
27479 2021-04-30 Jonathan Wright <jonathan.wright@arm.com>
27481 * config/aarch64/aarch64-simd-builtins.def: Add
27482 float_ml[as][q]_laneq builtin generator macros.
27483 * config/aarch64/aarch64-simd.md (mul_laneq<mode>3): Define.
27484 (aarch64_float_mla_laneq<mode>): Define.
27485 (aarch64_float_mls_laneq<mode>): Define.
27486 * config/aarch64/arm_neon.h (vmla_laneq_f32): Use RTL builtin
27487 instead of GCC vector extensions.
27488 (vmlaq_laneq_f32): Likewise.
27489 (vmls_laneq_f32): Likewise.
27490 (vmlsq_laneq_f32): Likewise.
27492 2021-04-30 Jonathan Wright <jonathan.wright@arm.com>
27494 * config/aarch64/aarch64-simd-builtins.def: Add
27495 float_ml[as]_lane builtin generator macros.
27496 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt<mode>):
27498 (mul_lane<mode>3): This, and re-order arguments.
27499 (aarch64_float_mla_lane<mode>): Define.
27500 (aarch64_float_mls_lane<mode>): Define.
27501 * config/aarch64/arm_neon.h (vmla_lane_f32): Use RTL builtin
27502 instead of GCC vector extensions.
27503 (vmlaq_lane_f32): Likewise.
27504 (vmls_lane_f32): Likewise.
27505 (vmlsq_lane_f32): Likewise.
27507 2021-04-30 Jonathan Wright <jonathan.wright@arm.com>
27509 * config/aarch64/aarch64-simd-builtins.def: Add float_ml[as]
27510 builtin generator macros.
27511 * config/aarch64/aarch64-simd.md (aarch64_float_mla<mode>):
27513 (aarch64_float_mls<mode>): Define.
27514 * config/aarch64/arm_neon.h (vmla_f32): Use RTL builtin
27515 instead of relying on GCC vector extensions.
27516 (vmla_f64): Likewise.
27517 (vmlaq_f32): Likewise.
27518 (vmlaq_f64): Likewise.
27519 (vmls_f32): Likewise.
27520 (vmls_f64): Likewise.
27521 (vmlsq_f32): Likewise.
27522 (vmlsq_f64): Likewise.
27523 * config/aarch64/iterators.md: Define VDQF_DF mode iterator.
27525 2021-04-30 Jonathan Wright <jonathan.wright@arm.com>
27527 * config/aarch64/aarch64-simd-builtins.def: Add
27528 float_ml[as]_n_builtin generator macros.
27529 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_from_dup<mode>):
27531 (mul_n<mode>3): This, and re-order arguments.
27532 (aarch64_float_mla_n<mode>): Define.
27533 (aarch64_float_mls_n<mode>): Define.
27534 * config/aarch64/arm_neon.h (vmla_n_f32): Use RTL builtin
27535 instead of inline asm.
27536 (vmlaq_n_f32): Likewise.
27537 (vmls_n_f32): Likewise.
27538 (vmlsq_n_f32): Likewise.
27540 2021-04-30 Jonathan Wright <joanthan.wright@arm.com>
27542 * config/aarch64/aarch64-simd-builtins.def: Add pmull[2]
27543 builtin generator macros.
27544 * config/aarch64/aarch64-simd.md (aarch64_pmullv8qi): Define.
27545 (aarch64_pmull_hiv16qi_insn): Define.
27546 (aarch64_pmull_hiv16qi): Define.
27547 * config/aarch64/arm_neon.h (vmull_high_p8): Use RTL builtin
27548 instead of inline asm.
27549 (vmull_p8): Likewise.
27551 2021-04-30 Senthil Kumar Selvaraj <saaadhu@gcc.gnu.org>
27553 * config/avr/avr.md: Adjust peepholes to match and
27554 generate parallels with clobber of REG_CC.
27555 (mov<mode>_insn): Rename to mov<mode>_insn_split.
27556 (*mov<mode>_insn): Rename to mov<mode>_insn.
27558 2021-04-30 David Edelsohn <dje.gcc@gmail.com>
27560 * varasm.c (use_blocks_for_decl_p): Don't use section anchors
27561 for VAR_DECLs if -fdata-sections enabled.
27563 2021-04-30 Michael Meissner <meissner@linux.ibm.com>
27565 PR bootstrap/100327
27566 * config/rs6000/rs6000.c
27567 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
27568 (rs6000_libgcc_floating_mode_supported_p): New target hook.
27570 2021-04-30 Aldy Hernandez <aldyh@redhat.com>
27572 * tree-ssa-threadbackward.c (class thread_jumps): Split out code
27574 (class back_threader_registry): ...to here...
27575 (class back_threader_profitability): ...and here...
27576 (thread_jumps::thread_through_all_blocks): Remove argument.
27577 (back_threader_registry::back_threader_registry): New.
27578 (back_threader_registry::~back_threader_registry): New.
27579 (back_threader_registry::thread_through_all_blocks): New.
27580 (thread_jumps::profitable_jump_thread_path): Move from here...
27581 (back_threader_profitability::profitable_path_p): ...to here.
27582 (thread_jumps::find_taken_edge): New.
27583 (thread_jumps::convert_and_register_current_path): Move...
27584 (back_threader_registry::register_path): ...to here.
27585 (thread_jumps::register_jump_thread_path_if_profitable): Move...
27586 (thread_jumps::maybe_register_path): ...to here.
27587 (thread_jumps::handle_phi): Call find_taken_edge and
27588 maybe_register_path.
27589 (thread_jumps::handle_assignment): Same.
27590 (thread_jumps::fsm_find_control_statement_thread_paths): Remove
27591 tree argument to handle_phi and handle_assignment.
27592 (thread_jumps::find_jump_threads_backwards): Set m_name. Remove
27593 set of m_speed_p and m_max_threaded_paths.
27594 (pass_thread_jumps::execute): Remove second argument from
27595 find_jump_threads_backwards.
27596 (pass_early_thread_jumps::execute): Same.
27598 2021-04-30 Aldy Hernandez <aldyh@redhat.com>
27600 * tree-ssa-dom.c (class dom_jump_threader_simplifier): New.
27601 (class dom_opt_dom_walker): Initialize some class variables.
27602 (pass_dominator::execute): Pass evrp_range_analyzer and
27603 dom_jump_threader_simplifier to dom_opt_dom_walker.
27604 Adjust for some functions moving into classes.
27605 (simplify_stmt_for_jump_threading): Adjust and move to...
27606 (jump_threader_simplifier::simplify): ...here.
27607 (dom_opt_dom_walker::before_dom_children): Adjust for
27608 m_evrp_range_analyzer.
27609 (dom_opt_dom_walker::after_dom_children): Remove x_vr_values hack.
27610 (test_for_singularity): Place in dom_opt_dom_walker class.
27611 (dom_opt_dom_walker::optimize_stmt): The argument
27612 evrp_range_analyzer is now a class field.
27613 * tree-ssa-threadbackward.c (class thread_jumps): Add m_registry.
27614 (thread_jumps::thread_through_all_blocks): New.
27615 (thread_jumps::convert_and_register_current_path): Use m_registry.
27616 (pass_thread_jumps::execute): Adjust for thread_through_all_blocks
27617 being in the threader class.
27618 (pass_early_thread_jumps::execute): Same.
27619 * tree-ssa-threadedge.c (threadedge_initialize_values): Move...
27620 (jump_threader::jump_threader): ...here.
27621 (threadedge_finalize_values): Move...
27622 (jump_threader::~jump_threader): ...here.
27623 (jump_threader::remove_jump_threads_including): New.
27624 (jump_threader::thread_through_all_blocks): New.
27625 (record_temporary_equivalences_from_phis): Move...
27626 (jump_threader::record_temporary_equivalences_from_phis): ...here.
27627 (record_temporary_equivalences_from_stmts_at_dest): Move...
27628 (jump_threader::record_temporary_equivalences_from_stmts_at_dest):
27630 (simplify_control_stmt_condition_1): Move to jump_threader class.
27631 (simplify_control_stmt_condition): Move...
27632 (jump_threader::simplify_control_stmt_condition): ...here.
27633 (thread_around_empty_blocks): Move...
27634 (jump_threader::thread_around_empty_blocks): ...here.
27635 (thread_through_normal_block): Move...
27636 (jump_threader::thread_through_normal_block): ...here.
27637 (thread_across_edge): Move...
27638 (jump_threader::thread_across_edge): ...here.
27639 (thread_outgoing_edges): Move...
27640 (jump_threader::thread_outgoing_edges): ...here.
27641 * tree-ssa-threadedge.h: Move externally facing functings...
27642 (class jump_threader): ...here...
27643 (class jump_threader_simplifier): ...and here.
27644 * tree-ssa-threadupdate.c (struct redirection_data): Remove comment.
27645 (jump_thread_path_allocator::jump_thread_path_allocator): New.
27646 (jump_thread_path_allocator::~jump_thread_path_allocator): New.
27647 (jump_thread_path_allocator::allocate_thread_edge): New.
27648 (jump_thread_path_allocator::allocate_thread_path): New.
27649 (jump_thread_path_registry::jump_thread_path_registry): New.
27650 (jump_thread_path_registry::~jump_thread_path_registry): New.
27651 (jump_thread_path_registry::allocate_thread_edge): New.
27652 (jump_thread_path_registry::allocate_thread_path): New.
27653 (dump_jump_thread_path): Make extern.
27654 (debug (const vec<jump_thread_edge *> &path)): New.
27655 (struct removed_edges): Move to tree-ssa-threadupdate.h.
27656 (struct thread_stats_d): Remove.
27657 (remove_ctrl_stmt_and_useless_edges): Make static.
27658 (lookup_redirection_data): Move...
27659 (jump_thread_path_registry::lookup_redirection_data): ...here.
27660 (ssa_redirect_edges): Make static.
27661 (thread_block_1): Move...
27662 (jump_thread_path_registry::thread_block_1): ...here.
27663 (thread_block): Move...
27664 (jump_thread_path_registry::thread_block): ...here.
27665 (thread_through_loop_header): Move...
27666 (jump_thread_path_registry::thread_through_loop_header): ...here.
27667 (mark_threaded_blocks): Move...
27668 (jump_thread_path_registry::mark_threaded_blocks): ...here.
27669 (debug_path): Move...
27670 (jump_thread_path_registry::debug_path): ...here.
27671 (debug_all_paths): Move...
27672 (jump_thread_path_registry::dump): ..here.
27673 (rewire_first_differing_edge): Move...
27674 (jump_thread_path_registry::rewire_first_differing_edge): ...here.
27675 (adjust_paths_after_duplication): Move...
27676 (jump_thread_path_registry::adjust_paths_after_duplication): ...here.
27677 (duplicate_thread_path): Move...
27678 (jump_thread_path_registry::duplicate_thread_path): ..here.
27679 (remove_jump_threads_including): Move...
27680 (jump_thread_path_registry::remove_jump_threads_including): ...here.
27681 (thread_through_all_blocks): Move to...
27682 (jump_thread_path_registry::thread_through_all_blocks): ...here.
27683 (delete_jump_thread_path): Remove.
27684 (register_jump_thread): Move...
27685 (jump_thread_path_registry::register_jump_thread): ...here.
27686 * tree-ssa-threadupdate.h: Move externally facing functions...
27687 (class jump_thread_path_allocator): ...here...
27688 (class jump_thread_path_registry): ...and here.
27689 (thread_through_all_blocks): Remove.
27690 (struct removed_edges): New.
27691 (register_jump_thread): Remove.
27692 (remove_jump_threads_including): Remove.
27693 (delete_jump_thread_path): Remove.
27694 (remove_ctrl_stmt_and_useless_edges): Remove.
27695 (free_dom_edge_info): New prototype.
27696 * tree-vrp.c: Remove x_vr_values hack.
27697 (class vrp_jump_threader_simplifier): New.
27698 (vrp_jump_threader_simplifier::simplify): New.
27699 (vrp_jump_threader::vrp_jump_threader): Adjust method signature.
27700 Remove m_dummy_cond.
27701 Instantiate m_simplifier and m_threader.
27702 (vrp_jump_threader::thread_through_all_blocks): New.
27703 (vrp_jump_threader::simplify_stmt): Remove.
27704 (vrp_jump_threader::after_dom_children): Do not set m_dummy_cond.
27705 Remove x_vr_values hack.
27706 (execute_vrp): Adjust for thread_through_all_blocks being in a
27709 2021-04-30 Christophe Lyon <christophe.lyon@linaro.org>
27711 * genflags.c (gen_insn): Print failed expansion string.
27713 2021-04-30 H.J. Lu <hjl.tools@gmail.com>
27715 * expr.c (alignment_for_piecewise_move): Call mode_for_size
27716 without limit to MAX_FIXED_MODE_SIZE.
27718 2021-04-30 H.J. Lu <hjl.tools@gmail.com>
27720 PR middle-end/90773
27721 * builtins.c (builtin_memset_gen_str): Don't use return from
27722 simplify_gen_subreg.
27724 2021-04-30 Uroš Bizjak <ubizjak@gmail.com>
27727 * config/i386/i386.md (*add<mode>3_carry_0r): New insn pattern.
27728 (*addsi3_carry_zext_0r): Ditto.
27729 (*sub<mode>3_carry_0): Ditto.
27730 (*subsi3_carry_zext_0r): Ditto.
27731 * config/i386/predicates.md (ix86_carry_flag_unset_operator):
27733 * config/i386/i386.c (ix86_rtx_costs) <case PLUS, case MINUS>:
27734 Also consider ix86_carry_flag_unset_operator to calculate
27735 the cost of adc/sbb insn.
27737 2021-04-30 Roman Zhuykov <zhroma@ispras.ru>
27739 PR rtl-optimization/100225
27740 PR rtl-optimization/84878
27741 * modulo-sched.c (sms_schedule): Use note_stores to skip loops
27742 where we have an instruction which touches (writes) any hard
27743 register from df->regular_block_artificial_uses set.
27744 Allow not-single-set instruction only right before basic block
27747 2021-04-30 Geng Qi <gengqi@linux.alibaba.com>
27749 * config/riscv/riscv.opt (march=,mabi=): Negative itself.
27751 2021-04-30 LevyHsu <admin@levyhsu.com>
27753 * config/riscv/riscv.c (riscv_min_arithmetic_precision): New.
27754 * config/riscv/riscv.h (TARGET_MIN_ARITHMETIC_PRECISION): New.
27755 * config/riscv/riscv.md (addv<mode>4, uaddv<mode>4): New.
27756 (subv<mode>4, usubv<mode>4, mulv<mode>4, umulv<mode>4): New.
27758 2021-04-29 Alexandre Oliva <oliva@adacore.com>
27760 * config.gcc: Merged x86 and x86_64 cpu_type-setting cases.
27762 2021-04-29 Alexandre Oliva <oliva@adacore.com>
27764 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): Rename to...
27765 (ASM_OUTPUT_MAX_SKIP_ALIGN): ... this. Enclose in do/while(0).
27766 * config/i386/i386.c: Adjust.
27767 * config/i386/i386.md: Adjust.
27768 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Drop.
27769 * config/i386/dragonfly.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
27770 * config/i386/freebsd.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
27771 * config/i386/gas.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
27772 * config/i386/gnu-user.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
27773 * config/i386/iamcu.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
27774 * config/i386/lynx.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
27775 * config/i386/netbsd-elf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
27776 * config/i386/openbsdelf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
27777 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
27778 (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
27780 2021-04-29 Uroš Bizjak <ubizjak@gmail.com>
27782 * config/i386/i386-expand.c (ix86_expand_int_compare):
27783 Swap operands of GTU and LEU comparison to emit carry flag comparison.
27784 * config/i386/i386.md (*add<mode>3_carry_0): Change insn
27785 predicate to allow more combine opportunities with memory operands.
27786 (*sub<mode>3_carry_0): Ditto.
27788 2021-04-29 Richard Sandiford <richard.sandiford@arm.com>
27790 PR rtl-optimization/100303
27791 * rtl-ssa/accesses.cc (function_info::make_use_available): Take a
27792 boolean that indicates whether the use will only be used in
27793 debug instructions. Treat it in the same way that existing
27794 cross-EBB debug references would be handled if so.
27795 (function_info::make_uses_available): Likewise.
27796 * rtl-ssa/functions.h (function_info::make_uses_available): Update
27797 prototype accordingly.
27798 (function_info::make_uses_available): Likewise.
27799 * fwprop.c (try_fwprop_subst): Update call accordingly.
27801 2021-04-29 Jeff Law <jlaw@tachyum.com>
27803 * config/nios2/nios2-protos.h (nios2_fpu_insn_enabled): Move outside
27806 2021-04-29 Uroš Bizjak <ubizjak@gmail.com>
27807 Richard Biener <rguenther@suse.de>
27810 * config/i386/i386-builtin.def (IX86_BUILTIN_MASKLOADPD)
27811 (IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKLOADPD256)
27812 (IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKLOADD)
27813 (IX86_BUILTIN_MASKLOADQ, IX86_BUILTIN_MASKLOADD256)
27814 (IX86_BUILTIN_MASKLOADQ256): Move from SPECIAL_ARGS
27815 to PURE_ARGS category.
27816 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
27817 Handle PURE_ARGS category.
27818 * config/i386/i386-expand.c (ix86_expand_builtin): Ditto.
27820 2021-04-29 Eric Botcazou <ebotcazou@adacore.com>
27822 * configure.ac: Check for the presence of sys/locking.h header and
27823 for whether _LK_LOCK is supported by _locking.
27824 * configure: Regenerate.
27825 * config.in: Likewise.
27826 * gcov-io.h: Define GCOV_LOCKED_WITH_LOCKING if HOST_HAS_LK_LOCK.
27827 * gcov-io.c (gcov_open): Add support for GCOV_LOCKED_WITH_LOCKING.
27828 * system.h: Include <sys/locking.h> if HAVE_SYS_LOCKING_H.
27830 2021-04-29 Uroš Bizjak <ubizjak@gmail.com>
27832 * config/i386/predicates.md (fcmov_comparison_operator):
27833 Do not check for trivial FP comparison operator.
27834 <case GEU, case LTU>: Allow CCGZmode.
27835 <case GTU, case LEU>: Do not allow CCCmode.
27836 (ix86_comparison_operator) <case GTU, case LEU>: Allow only CCmode.
27837 (ix86_carry_flag_operator): Match only LTU and UNLT code.
27838 Do not check for trivial FP comparison operator. Allow CCGZmode.
27840 2021-04-29 Tom de Vries <tdevries@suse.de>
27842 * omp-expand.c (expand_omp_simd): Add step_orig, and replace uses of
27843 fd->loop.step by either step or orig_step.
27845 2021-04-29 Eric Botcazou <ebotcazou@adacore.com>
27847 * config/sparc/sparc.c (gen_load_pcrel_sym): Delete.
27848 (load_got_register): Do the PIC dance here.
27849 (sparc_legitimize_tls_address): Simplify.
27850 (sparc_emit_probe_stack_range): Likewise.
27851 (sparc32_initialize_trampoline): Likewise.
27852 (sparc64_initialize_trampoline): Likewise.
27853 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Add @ marker.
27854 (probe_stack_range<P:mode>): Likewise.
27855 (flush<P:mode>): Likewise.
27856 (tgd_hi22<P:mode>): Likewise.
27857 (tgd_lo10<P:mode>): Likewise.
27858 (tgd_add<P:mode>): Likewise.
27859 (tgd_call<P:mode>): Likewise.
27860 (tldm_hi22<P:mode>): Likewise.
27861 (tldm_lo10<P:mode>): Likewise.
27862 (tldm_add<P:mode>): Likewise.
27863 (tldm_call<P:mode>): Likewise.
27864 (tldo_hix22<P:mode>): Likewise.
27865 (tldo_lox10<P:mode>): Likewise.
27866 (tldo_add<P:mode>): Likewise.
27867 (tie_hi22<P:mode>): Likewise.
27868 (tie_lo10<P:mode>): Likewise.
27869 (tie_add<P:mode>): Likewise.
27870 (tle_hix22<P:mode>): Likewise.
27871 (tle_lox10<P:mode>): Likewise.
27872 (stack_protect_setsi): Rename to...
27873 (stack_protect_set32): ...this.
27874 (stack_protect_setdi): Rename to...
27875 (stack_protect_set64): ...this.
27876 (stack_protect_set): Adjust calls to above.
27877 (stack_protect_testsi): Rename to...
27878 (stack_protect_test32): ...this.
27879 (stack_protect_testdi): Rename to...
27880 (stack_protect_test64): ...this.
27881 (stack_protect_test): Adjust calls to above.
27883 2021-04-29 H.J. Lu <hjl.tools@gmail.com>
27885 PR middle-end/90773
27886 * builtins.c (builtin_memcpy_read_str): Add a dummy argument.
27887 (builtin_strncpy_read_str): Likewise.
27888 (builtin_memset_read_str): Add an argument for the previous RTL
27889 information and generate the new RTL from the previous RTL info.
27890 (builtin_memset_gen_str): Likewise.
27891 * builtins.h (builtin_strncpy_read_str): Update the prototype.
27892 (builtin_memset_read_str): Likewise.
27893 * expr.c (by_pieces_ninsns): If targetm.overlap_op_by_pieces_p()
27894 returns true, round up size and alignment to the widest integer
27895 mode for maximum size.
27896 (pieces_addr::adjust): Add a pointer to by_pieces_prev argument
27897 and pass it to m_constfn.
27898 (op_by_pieces_d): Add m_push and m_overlap_op_by_pieces.
27899 (op_by_pieces_d::op_by_pieces_d): Add a bool argument to
27900 initialize m_push. Initialize m_overlap_op_by_pieces with
27901 targetm.overlap_op_by_pieces_p ().
27902 (op_by_pieces_d::run): Pass the previous RTL information to
27903 pieces_addr::adjust and generate overlapping operations if
27904 m_overlap_op_by_pieces is true.
27906 (move_by_pieces_d::move_by_pieces_d): Updated for op_by_pieces_d
27908 (store_by_pieces_d::store_by_pieces_d): Updated for op_by_pieces_d
27910 (can_store_by_pieces): Use by_pieces_constfn on constfun.
27911 (store_by_pieces): Use by_pieces_constfn on constfun. Updated
27912 for op_by_pieces_d change.
27913 (clear_by_pieces_1): Add a dummy argument.
27914 (clear_by_pieces): Updated for op_by_pieces_d change.
27915 (compare_by_pieces_d::compare_by_pieces_d): Likewise.
27916 (string_cst_read_str): Add a dummy argument.
27917 * expr.h (by_pieces_constfn): Add a dummy argument.
27918 (by_pieces_prev): New.
27919 * target.def (overlap_op_by_pieces_p): New target hook.
27920 * config/i386/i386.c (TARGET_OVERLAP_OP_BY_PIECES_P): New.
27921 * doc/tm.texi.in: Add TARGET_OVERLAP_OP_BY_PIECES_P.
27922 * doc/tm.texi: Regenerated.
27924 2021-04-29 Richard Biener <rguenther@suse.de>
27926 PR tree-optimization/100253
27927 * tree-vect-stmts.c (vectorizable_load): Do not assume
27928 element alignment when DR_MISALIGNMENT is -1.
27929 (vectorizable_store): Likewise.
27931 2021-04-29 Jakub Jelinek <jakub@redhat.com>
27934 * config/aarch64/aarch64.c (aarch64_add_offset_1_temporaries): Use
27935 absu_hwi instead of abs_hwi.
27937 2021-04-29 Richard Biener <rguenther@suse.de>
27939 PR middle-end/38474
27940 * tree-ssa-structalias.c (add_graph_edge): Avoid direct
27941 forwarding when indirect forwarding through ESCAPED
27944 2021-04-29 Tom de Vries <tdevries@suse.de>
27947 * internal-fn.c (expand_GOMP_SIMT_ENTER_ALLOC)
27948 (expand_GOMP_SIMT_LAST_LANE, expand_GOMP_SIMT_ORDERED_PRED)
27949 (expand_GOMP_SIMT_VOTE_ANY, expand_GOMP_SIMT_XCHG_BFLY)
27950 (expand_GOMP_SIMT_XCHG_IDX): Ensure target is assigned to.
27952 2021-04-29 Richard Biener <rguenther@suse.de>
27954 PR tree-optimization/99912
27955 * tree-ssa-dse.c (dse_dom_walker::m_need_cfg_cleanup): New.
27956 (dse_dom_walker::todo): Likewise.
27957 (dse_dom_walker::dse_optimize_stmt): Move VDEF check to the
27959 (dse_dom_walker::before_dom_children): Remove trivially
27960 dead SSA defs and schedule CFG cleanup if we removed all
27962 (pass_dse::execute): Get TODO as computed by the DOM walker
27963 and return it. Wipe dominator info earlier.
27965 2021-04-29 Richard Biener <rguenther@suse.de>
27968 * ipa-prop.c (ipcp_modif_dom_walker::before_dom_children):
27969 Track blocks to cleanup EH in new m_need_eh_cleanup.
27970 (ipcp_modif_dom_walker::cleanup_eh): New.
27971 (ipcp_transform_function): Release dominator info before
27974 2021-04-29 Martin Sebor <msebor@redhat.com>
27976 PR middle-end/100250
27977 * attribs.c (attr_access::array_as_string): Avoid dereferencing
27978 a pointer when it's null.
27980 2021-04-29 Martin Sebor <msebor@redhat.com>
27982 * Makefile.in (OBJS): Add ipa-free-lang-data.o.
27983 * ipa-free-lang-data.cc: New file.
27984 * tree.c: Move pass free_lang_data to file above.
27985 (build_array_type_1): Declare extern.
27986 * tree.h (build_array_type_1): Declare.
27988 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
27990 * config/aarch64/aarch64-simd-builtins.def: Modify comment to
27991 make consistent with updated RTL pattern.
27992 * config/aarch64/aarch64-simd.md (aarch64_<sur>qmovn<mode>):
27993 Implement using ss_truncate and us_truncate rather than
27995 * config/aarch64/iterators.md: Remove redundant unspecs and
27996 iterator: UNSPEC_[SU]QXTN and SUQMOVN respectively.
27998 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
28000 * config/aarch64/arm_acle.h (__attribute__): Make intrinsic
28001 attributes consistent with those defined in arm_neon.h.
28003 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
28005 * config/aarch64/arm_fp16.h (__attribute__): Make intrinsic
28006 attributes consistent with those defined in arm_neon.h.
28008 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
28010 * config/aarch64/aarch64-simd-builtins.def: Add
28011 float_trunc_rodd builtin generator macros.
28012 * config/aarch64/aarch64-simd.md (aarch64_float_trunc_rodd_df):
28014 (aarch64_float_trunc_rodd_lo_v2sf): Define.
28015 (aarch64_float_trunc_rodd_hi_v4sf_le): Define.
28016 (aarch64_float_trunc_rodd_hi_v4sf_be): Define.
28017 (aarch64_float_trunc_rodd_hi_v4sf): Define.
28018 * config/aarch64/arm_neon.h (vcvtx_f32_f64): Use RTL builtin
28019 instead of inline asm.
28020 (vcvtx_high_f32_f64): Likewise.
28021 (vcvtxd_f32_f64): Likewise.
28022 * config/aarch64/iterators.md: Add FCVTXN unspec.
28024 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
28026 * config/aarch64/aarch64-simd-builtins.def: Add tbx1 builtin
28028 * config/aarch64/aarch64-simd.md (aarch64_tbx1<mode>):
28030 * config/aarch64/arm_neon.h (vqtbx1_s8): USE RTL builtin
28031 instead of inline asm.
28032 (vqtbx1_u8): Likewise.
28033 (vqtbx1_p8): Likewise.
28034 (vqtbx1q_s8): Likewise.
28035 (vqtbx1q_u8): Likewise.
28036 (vqtbx1q_p8): Likewise.
28037 (vtbx2_s8): Likewise.
28038 (vtbx2_u8): Likewise.
28039 (vtbx2_p8): Likewise.
28041 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
28043 * config/aarch64/aarch64-simd-builtins.def: Add tbl1 builtin
28045 * config/aarch64/arm_neon.h (vqtbl1_p8): Use RTL builtin
28046 instead of inline asm.
28047 (vqtbl1_s8): Likewise.
28048 (vqtbl1_u8): Likewise.
28049 (vqtbl1q_p8): Likewise.
28050 (vqtbl1q_s8): Likewise.
28051 (vqtbl1q_u8): Likewise.
28052 (vtbl1_s8): Likewise.
28053 (vtbl1_u8): Likewise.
28054 (vtbl1_p8): Likewise.
28055 (vtbl2_s8): Likewise.
28056 (vtbl2_u8): Likewise.
28057 (vtbl2_p8): Likewise.
28059 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
28061 * config/aarch64/aarch64-simd-builtins.def: Add polynomial
28062 ssri_n buitin generator macro.
28063 * config/aarch64/arm_neon.h (vsri_n_p8): Use RTL builtin
28064 instead of inline asm.
28065 (vsri_n_p16): Likewise.
28066 (vsri_n_p64): Likewise.
28067 (vsriq_n_p8): Likewise.
28068 (vsriq_n_p16): Likewise.
28069 (vsriq_n_p64): Likewise.
28071 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
28073 * config/aarch64/aarch64-simd-builtins.def: Use VALLP mode
28074 iterator for polynomial ssli_n builtin generator macro.
28075 * config/aarch64/arm_neon.h (vsli_n_p8): Use RTL builtin
28076 instead of inline asm.
28077 (vsli_n_p16): Likewise.
28078 (vsliq_n_p8): Likewise.
28079 (vsliq_n_p16): Likewise.
28080 * config/aarch64/iterators.md: Define VALLP mode iterator.
28082 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
28084 * config/aarch64/aarch64-simd-builtins.def: Use VDQV_L
28085 iterator to generate [su]adalp RTL builtins.
28086 * config/aarch64/aarch64-simd.md: Use VDQV_L iterator in
28087 [su]adalp RTL pattern.
28088 * config/aarch64/arm_neon.h (vpadal_s32): Use RTL builtin
28089 instead of inline asm.
28090 (vpadal_u32): Likewise.
28092 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
28094 * config/aarch64/aarch64-simd-builtins.def: Add [su]addlp
28095 builtin generator macros.
28096 * config/aarch64/aarch64-simd.md (aarch64_<su>addlp<mode>):
28098 * config/aarch64/arm_neon.h (vpaddl_s8): Use RTL builtin
28099 instead of inline asm.
28100 (vpaddl_s16): Likewise.
28101 (vpaddl_s32): Likewise.
28102 (vpaddl_u8): Likewise.
28103 (vpaddl_u16): Likewise.
28104 (vpaddl_u32): Likewise.
28105 (vpaddlq_s8): Likewise.
28106 (vpaddlq_s16): Likewise.
28107 (vpaddlq_s32): Likewise.
28108 (vpaddlq_u8): Likewise.
28109 (vpaddlq_u16): Likewise.
28110 (vpaddlq_u32): Liwewise.
28111 * config/aarch64/iterators.md: Define [SU]ADDLP unspecs with
28112 appropriate attributes.
28114 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
28116 * config/aarch64/aarch64-simd-builtins.def: Use VDQ_I iterator
28117 for aarch64_addp<mode> builtin macro generator.
28118 * config/aarch64/aarch64-simd.md: Use VDQ_I iterator in
28119 aarch64_addp<mode> RTL pattern.
28120 * config/aarch64/arm_neon.h (vpaddq_s8): Use RTL builtin
28121 instead of inline asm.
28122 (vpaddq_s16): Likewise.
28123 (vpaddq_s32): Likewise.
28124 (vpaddq_s64): Likewise.
28125 (vpaddq_u8): Likewise.
28126 (vpaddq_u16): Likewise.
28127 (vpaddq_u32): Likewise.
28128 (vpaddq_u64): Likewise.
28130 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
28132 * config/aarch64/aarch64-simd-builtins.def: Add sq[r]dmulh_n
28133 builtin generator macros.
28134 * config/aarch64/aarch64-simd.md (aarch64_sq<r>dmulh_n<mode>):
28136 * config/aarch64/arm_neon.h (vqdmulh_n_s16): Use RTL builtin
28137 instead of inline asm.
28138 (vqdmulh_n_s32): Likewise.
28139 (vqdmulhq_n_s16): Likewise.
28140 (vqdmulhq_n_s32): Likewise.
28141 (vqrdmulh_n_s16): Likewise.
28142 (vqrdmulh_n_s32): Likewise.
28143 (vqrdmulhq_n_s16): Likewise.
28144 (vqrdmulhq_n_s32): Likewise.
28146 2021-04-28 Tobias Burnus <tobias@codesourcery.com>
28148 * doc/install.texi (--enable-offload-defaulted): Document.
28150 2021-04-28 Senthil Kumar Selvaraj <saaadhu@gcc.gnu.org>
28152 * config/avr/avr-dimode.md: Turn existing patterns into
28153 define_insn_and_split style patterns where the splitter
28154 adds a clobber of the condition code register. Drop "cc"
28155 attribute. Add new patterns to match output of
28157 * config/avr/avr-fixed.md: Likewise.
28158 * config/avr/avr.c (cc_reg_rtx): New.
28159 (avr_parallel_insn_from_insns): Adjust insn count
28160 for removal of set of cc0.
28161 (avr_is_casesi_sequence): Likewise.
28162 (avr_casei_sequence_check_operands): Likewise.
28163 (avr_optimize_casesi): Likewise. Also insert
28164 new insns after jump_insn.
28165 (avr_pass_casesi::avr_rest_of_handle_casesi): Adjust
28166 for removal of set of cc0.
28167 (avr_init_expanders): Initialize cc_reg_rtx.
28168 (avr_regno_reg_class): Handle REG_CC.
28169 (cond_string): Remove usage of CC_OVERFLOW_UNUSABLE.
28170 (avr_notice_update_cc): Remove function.
28171 (ret_cond_branch): Remove usage of CC_OVERFLOW_UNUSABLE.
28172 (compare_condition): Adjust for PARALLEL with
28174 (out_shift_with_cnt): Likewise.
28175 (ashlhi3_out): Likewise.
28176 (ashrhi3_out): Likewise.
28177 (lshrhi3_out): Likewise.
28178 (avr_class_max_nregs): Return single reg for REG_CC.
28179 (avr_compare_pattern): Check for REG_CC instead
28181 (avr_reorg_remove_redundant_compare): Likewise.
28182 (avr_reorg):Adjust for PARALLEL with REG_CC clobber.
28183 (avr_hard_regno_nregs): Return single reg for REG_CC.
28184 (avr_hard_regno_mode_ok): Allow only CCmode for REG_CC.
28185 (avr_md_asm_adjust): Clobber REG_CC.
28186 (TARGET_HARD_REGNO_NREGS): Define.
28187 (TARGET_CLASS_MAX_NREGS): Define.
28188 (TARGET_MD_ASM_ADJUST): Define.
28189 * config/avr/avr.h (FIRST_PSEUDO_REGISTER): Adjust
28191 (enum reg_class): Add CC_REG class.
28192 (NOTICE_UPDATE_CC): Remove.
28193 (CC_OVERFLOW_UNUSABLE): Remove.
28194 (CC_NO_CARRY): Remove.
28195 * config/avr/avr.md: Turn existing patterns into
28196 define_insn_and_split style patterns where the splitter
28197 adds a clobber of the condition code register. Drop "cc"
28198 attribute. Add new patterns to match output of
28200 (sez): Remove unused pattern.
28202 2021-04-28 Richard Earnshaw <rearnsha@arm.com>
28205 * config/arm/arm.c (arm_hard_regno_mode_ok): Only allow VPR to be
28208 2021-04-28 Richard Sandiford <richard.sandiford@arm.com>
28211 * config/aarch64/constraints.md (Utq): Require the address to
28212 be valid for both the element mode and for V2DImode.
28214 2021-04-28 Jakub Jelinek <jakub@redhat.com>
28215 Tobias Burnus <tobias@codesourcery.com>
28217 * configure.ac (OFFLOAD_DEFAULTED): AC_DEFINE if offload-defaulted.
28218 * gcc.c (process_command): New variable.
28219 (driver::maybe_putenv_OFFLOAD_TARGETS): If OFFLOAD_DEFAULTED,
28220 set it if -foffload is defaulted.
28221 * lto-wrapper.c (OFFLOAD_TARGET_DEFAULT_ENV): Define.
28222 (compile_offload_image): If OFFLOAD_DEFAULTED and
28223 OFFLOAD_TARGET_DEFAULT is in the environment, don't fail
28224 if corresponding mkoffload can't be found.
28225 (compile_images_for_offload_targets): Likewise. Free and clear
28226 offload_names if no valid offload is found.
28227 * config.in: Regenerate.
28228 * configure: Regenerate.
28230 2021-04-28 Richard Biener <rguenther@suse.de>
28232 PR tree-optimization/100292
28233 * tree-vect-generic.c (expand_vector_condition): Do not fold
28236 2021-04-27 David Edelsohn <dje.gcc@gmail.com>
28238 * config/rs6000/aix.h (SUBTARGET_DRIVER_SELF_SPECS): New.
28239 * config/rs6000/aix64.opt (m64): New.
28242 2021-04-27 Maciej W. Rozycki <macro@orcam.me.uk>
28244 * config/vax/vax.c (print_operand_address, vax_address_cost_1)
28245 (index_term_p): Handle ASHIFT too.
28247 2021-04-27 Maciej W. Rozycki <macro@orcam.me.uk>
28249 * config/vax/builtins.md (jbb<ccss>i<mode>): Remove operand #3.
28250 (sync_lock_test_and_set<mode>): Adjust accordingly.
28251 (sync_lock_release<mode>): Likewise.
28253 2021-04-27 Maciej W. Rozycki <macro@orcam.me.uk>
28255 * config/vax/vax-protos.h (adjacent_operands_p): Remove
28257 * config/vax/vax.c (adjacent_operands_p): Remove.
28259 2021-04-27 Maciej W. Rozycki <macro@linux-mips.org>
28261 * ifcvt.c (dead_or_predicable) [!IFCVT_MODIFY_TESTS]: Fall
28262 through to the non-conditional execution case if getting the
28263 condition for conditional execution has failed.
28265 2021-04-27 Richard Sandiford <richard.sandiford@arm.com>
28267 PR middle-end/100284
28268 * gimple.c (gimple_could_trap_p_1): Remove VEC_COND_EXPR test.
28269 * tree-eh.c (operation_could_trap_p): Handle VEC_COND_EXPR rather
28270 than asserting on it.
28272 2021-04-27 David Edelsohn <dje.gcc@gmail.com>
28274 * config/rs6000/rs6000.c (rs6000_aix_precompute_tls_p): Protect
28275 with TARGET_AIX_OS.
28277 2021-04-27 David Edelsohn <dje.gcc@gmail.com>
28280 * calls.c (precompute_register_parameters): Additionally test
28281 targetm.precompute_tls_p to pre-compute argument.
28282 * config/rs6000/aix.h (TARGET_PRECOMPUTE_TLS_P): Define.
28283 * config/rs6000/rs6000.c (rs6000_aix_precompute_tls_p): New.
28284 * target.def (precompute_tls_p): New.
28285 * doc/tm.texi.in (TARGET_PRECOMPUTE_TLS_P): Add hook documentation.
28286 * doc/tm.texi: Regenerated.
28288 2021-04-27 Jakub Jelinek <jakub@redhat.com>
28291 * config/aarch64/aarch64.c (aarch64_print_operand): Cast -UINTVAL
28292 back to HOST_WIDE_INT.
28294 2021-04-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
28297 * simplify-rtx.c (simplify_context::simplify_subreg): Check the
28298 memory alignment for the outer mode.
28300 2021-04-27 H.J. Lu <hjl.tools@gmail.com>
28302 PR middle-end/90773
28303 * expr.c (op_by_pieces_d::get_usable_mode): New member function.
28304 (op_by_pieces_d::run): Cange a while loop to a do-while loop.
28306 2021-04-27 Alex Coplan <alex.coplan@arm.com>
28309 * config/arm/arm.c (arm_split_compare_and_swap): Fix up codegen
28310 with negative immediates: ensure we expand cbranchsi4_scratch
28311 correctly and ensure we satisfy its constraints.
28312 * config/arm/sync.md
28313 (@atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): Don't
28314 attempt to tie two output operands together with constraints;
28315 collapse two alternatives.
28316 (@atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): Likewise.
28317 * config/arm/thumb1.md (cbranchsi4_neg_late): New.
28319 2021-04-27 Jakub Jelinek <jakub@redhat.com>
28322 * config/aarch64/predicates.md (aarch64_sub_immediate,
28323 aarch64_plus_immediate): Use -UINTVAL instead of -INTVAL.
28324 * config/aarch64/aarch64.md (casesi, rotl<mode>3): Likewise.
28325 * config/aarch64/aarch64.c (aarch64_print_operand,
28326 aarch64_split_atomic_op, aarch64_expand_subvti): Likewise.
28328 2021-04-27 Jakub Jelinek <jakub@redhat.com>
28330 PR tree-optimization/100239
28331 * tree-vect-generic.c (lower_vec_perm): Don't accept constant
28332 permutations with all indices from the first zero element as vec_shl.
28334 2021-04-27 Jakub Jelinek <jakub@redhat.com>
28336 PR rtl-optimization/100254
28337 * cfgcleanup.c (outgoing_edges_match): Check REG_EH_REGION on
28338 last1 and last2 insns rather than BB_END (bb1) and BB_END (bb2) insns.
28340 2021-04-27 Richard Biener <rguenther@suse.de>
28342 PR tree-optimization/99912
28343 * passes.def: Add comment about new TODO_remove_unused_locals.
28344 * tree-stdarg.c (pass_data_stdarg): Run TODO_remove_unused_locals
28347 2021-04-27 Richard Biener <rguenther@suse.de>
28349 PR tree-optimization/99912
28350 * passes.def (pass_all_optimizations): Add pass_dse before
28351 the first pass_dce, move the first pass_dse before the
28352 pass_dce following pass_pre.
28354 2021-04-27 Jakub Jelinek <jakub@redhat.com>
28356 PR tree-optimization/95527
28357 * generic-match-head.c: Include tm.h.
28358 * gimple-match-head.c: Include tm.h.
28359 * match.pd (CLZ == INTEGER_CST): Don't use
28360 #ifdef CLZ_DEFINED_VALUE_AT_ZERO, only test CLZ_DEFINED_VALUE_AT_ZERO
28361 if clz == CFN_CLZ. Add missing val declaration.
28362 (CTZ cmp CST): New simplifications.
28364 2021-04-27 Jakub Jelinek <jakub@redhat.com>
28366 PR tree-optimization/96696
28367 * expr.c (expand_expr_divmod): New function.
28368 (expand_expr_real_2) <case TRUNC_DIV_EXPR>: Use it for truncations and
28369 divisions. Formatting fixes.
28370 <case MULT_EXPR>: Optimize x / y * y as x - x % y if the latter is
28373 2021-04-27 Martin Jambor <mjambor@suse.cz>
28376 * ipa-param-manipulation.c (ipa_param_adjustments::modify_call):
28377 If removing a call statement LHS SSA name, release it.
28379 2021-04-27 Richard Earnshaw <rearnsha@arm.com>
28382 * config/arm/arm.c (THUMB2_WORK_REGS): Check PIC_OFFSET_TABLE_REGNUM
28383 is valid before including it in the mask.
28385 2021-04-27 Richard Sandiford <richard.sandiford@arm.com>
28388 * config/aarch64/aarch64.c (aarch64_comp_type_attributes): Handle
28391 2021-04-27 Richard Biener <rguenther@suse.de>
28393 PR tree-optimization/100051
28394 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Add
28395 disambiguator based on access size vs. decl size.
28397 2021-04-27 Richard Biener <rguenther@suse.de>
28399 PR tree-optimization/100278
28400 * tree-ssa-pre.c (compute_avail): Give up when we cannot
28401 adjust TBAA beacuse of mismatching bases.
28403 2021-04-27 Jakub Jelinek <jakub@redhat.com>
28406 * config/i386/i386.md (*<insn><mode>3_mask, *<insn><mode>3_mask_1):
28407 For any_rotate define_insn_split and following splitters, use
28408 SWI iterator instead of SWI48.
28410 2021-04-27 Richard Biener <rguenther@suse.de>
28412 PR tree-optimization/99776
28413 * match.pd (bit_field_ref (ctor)): Relax element extract
28414 type compatibility checks.
28416 2021-04-27 Cui,Lili <lili.cui@intel.com>
28418 * common/config/i386/i386-common.c (processor_names):
28419 Sync processor_names with processor_type.
28420 * config/i386/i386-options.c (processor_cost_table):
28421 Sync processor_cost_table with processor_type.
28423 2021-04-26 Aldy Hernandez <aldyh@redhat.com>
28425 * value-range.cc (irange::irange_set_1bit_anti_range): Add assert.
28426 (irange::set): Call irange_set_1bit_anti_range for handling all
28427 1-bit ranges. Fall through on ~[MIN,MAX].
28429 2021-04-26 Aldy Hernandez <aldyh@redhat.com>
28431 * value-range.cc (irange::legacy_num_pairs): Remove.
28432 (irange::invert): Change gcc_assert to gcc_checking_assert.
28433 * value-range.h (irange::num_pairs): Adjust for a cached
28434 num_pairs(). Also, rename all gcc_assert's to
28435 gcc_checking_assert's.
28437 2021-04-26 Aldy Hernandez <aldyh@redhat.com>
28439 * value-range.cc (irange::operator=): Set m_kind.
28440 (irange::copy_to_legacy): Handle varying and undefined sources
28441 as a legacy copy since they can be easily copied.
28442 (irange::irange_set): Set m_kind.
28443 (irange::irange_set_anti_range): Same.
28444 (irange::set): Rename normalize_min_max to normalize_kind.
28445 (irange::verify_range): Adjust for multi-ranges having the
28447 (irange::irange_union): Set m_kind.
28448 (irange::irange_intersect): Same.
28449 (irange::invert): Same.
28450 * value-range.h (irange::kind): Always return m_kind.
28451 (irange::varying_p): Rename to...
28452 (irange::varying_comptaible_p): ...this.
28453 (irange::undefined_p): Only look at m_kind.
28454 (irange::irange): Always set VR_UNDEFINED if applicable.
28455 (irange::set_undefined): Always set VR_UNDEFINED.
28456 (irange::set_varying): Always set m_kind to VR_VARYING.
28457 (irange::normalize_min_max): Rename to...
28458 (irange::normalize_kind): ...this.
28460 2021-04-26 Aldy Hernandez <aldyh@redhat.com>
28462 * gimple-ssa-evrp-analyze.c (evrp_range_analyzer::set_ssa_range_info):
28463 Adjust for constant_p including varying_p.
28464 * tree-vrp.c (vrp_prop::finalize): Same.
28465 (determine_value_range): Same.
28466 * vr-values.c (vr_values::range_of_expr): Same.
28467 * value-range.cc (irange::symbolic_p): Do not check varying_p.
28468 (irange::constant_p): Same.
28470 2021-04-26 Aldy Hernandez <aldyh@redhat.com>
28472 * value-range.cc (irange::legacy_lower_bound): Replace
28473 !undefined_p check with num_ranges > 0.
28474 (irange::legacy_upper_bound): Same.
28475 * value-range.h (irange::type): Same.
28476 (irange::lower_bound): Same.
28477 (irange::upper_bound): Same.
28479 2021-04-26 Richard Biener <rguenther@suse.de>
28481 PR tree-optimization/99956
28482 * gimple-loop-interchange.cc (compute_access_stride):
28483 Try instantiating the access in a shallower loop nest
28484 if instantiating failed.
28485 (compute_access_strides): Pass adjustable loop_nest
28486 to compute_access_stride.
28488 2021-04-26 Christophe Lyon <christophe.lyon@linaro.org>
28490 * doc/sourcebuild.texi (arm_cmse_hw): Document.
28492 2021-04-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28494 * config/aarch64/iterators.md (vwcore): Handle V4BF, V8BF.
28496 2021-04-26 Thomas Schwinge <thomas@codesourcery.com>
28497 Nathan Sidwell <nathan@codesourcery.com>
28498 Tom de Vries <vries@codesourcery.com>
28499 Julian Brown <julian@codesourcery.com>
28500 Kwok Cheung Yeung <kcy@codesourcery.com>
28502 * omp-offload.c (oacc_validate_dims): Implement
28503 '-Wopenacc-parallelism'.
28504 * doc/invoke.texi (-Wopenacc-parallelism): Document.
28506 2021-04-26 Richard Biener <rguenther@suse.de>
28508 * tree-cfg.h (gimplify_build1): Remove.
28509 (gimplify_build2): Likewise.
28510 (gimplify_build3): Likewise.
28511 * tree-cfg.c (gimplify_build1): Move to tree-vect-generic.c.
28512 (gimplify_build2): Likewise.
28513 (gimplify_build3): Likewise.
28514 * tree-vect-generic.c (gimplify_build1): Move from tree-cfg.c.
28516 (gimplify_build2): Likewise.
28517 (gimplify_build3): Likewise.
28518 (tree_vec_extract): Use resimplify with following SSA edges.
28519 (expand_vector_parallel): Avoid passing NULL size/bitpos
28520 to tree_vec_extract.
28521 * expr.c (store_constructor): Deal with zero-element CTORs.
28522 * match.pd (bit_field_ref <vector CTOR>): Make sure to
28523 produce vector constants when possible.
28525 2021-04-26 Richard Biener <rguenther@suse.de>
28527 * tree-complex.c: Include gimple-fold.h.
28528 (expand_complex_addition): Use gimple_build.
28529 (expand_complex_multiplication_components): Likewise.
28530 (expand_complex_multiplication): Likewise.
28531 (expand_complex_div_straight): Likewise.
28532 (expand_complex_div_wide): Likewise.
28533 (expand_complex_division): Likewise.
28534 (expand_complex_conjugate): Likewise.
28535 (expand_complex_comparison): Likewise.
28537 2021-04-26 Richard Biener <rguenther@suse.de>
28539 * tree-ssa-phiopt.c (two_value_replacement): Remove use
28540 of legacy gimplify_buildN API.
28542 2021-04-26 Richard Biener <rguenther@suse.de>
28544 PR tree-optimization/99473
28545 * tree-ssa-phiopt.c (cond_store_replacement): Handle all
28548 2021-04-26 Richard Biener <rguenther@suse.de>
28550 * config/rs6000/rs6000-call.c (rs6000_gimple_fold_builtin):
28551 Use replace_call_with_value.
28553 2021-04-26 Richard Biener <rguenther@suse.de>
28555 * tree-ssa-propagate.h (valid_gimple_rhs_p): Remove.
28556 (update_gimple_call): Likewise.
28557 (update_call_from_tree): Likewise.
28558 * tree-ssa-propagate.c (valid_gimple_rhs_p): Remove.
28559 (valid_gimple_call_p): Likewise.
28560 (move_ssa_defining_stmt_for_defs): Likewise.
28561 (finish_update_gimple_call): Likewise.
28562 (update_gimple_call): Likewise.
28563 (update_call_from_tree): Likewise.
28564 (propagate_tree_value_into_stmt): Use replace_call_with_value.
28565 * gimple-fold.h (update_gimple_call): Declare.
28566 * gimple-fold.c (valid_gimple_rhs_p): Move here from
28567 tree-ssa-propagate.c.
28568 (update_gimple_call): Likewise.
28569 (valid_gimple_call_p): Likewise.
28570 (finish_update_gimple_call): Likewise, and simplify.
28571 (gimplify_and_update_call_from_tree): Implement
28572 update_call_from_tree functionality, avoid excessive
28573 push/pop_gimplify_context.
28574 (gimple_fold_builtin): Use only gimplify_and_update_call_from_tree.
28575 (gimple_fold_call): Likewise.
28576 * gimple-ssa-sprintf.c (try_substitute_return_value): Likewise.
28577 * tree-ssa-ccp.c (ccp_folder::fold_stmt): Likewise.
28578 (pass_fold_builtins::execute): Likewise.
28579 (optimize_stack_restore): Use replace_call_with_value.
28580 * tree-cfg.c (fold_loop_internal_call): Likewise.
28581 * tree-ssa-dce.c (maybe_optimize_arith_overflow): Use
28582 only gimplify_and_update_call_from_tree.
28583 * tree-ssa-strlen.c (handle_builtin_strlen): Likewise.
28584 (handle_builtin_strchr): Likewise.
28585 * tsan.c: Include gimple-fold.h instead of tree-ssa-propagate.h.
28587 2021-04-26 Jakub Jelinek <jakub@redhat.com>
28590 * vmsdbgout.c (ASM_OUTPUT_DEBUG_STRING, vmsdbgout_begin_block,
28591 vmsdbgout_end_block, lookup_filename, vmsdbgout_source_line): Remove
28594 2021-04-25 liuhongt <hongtao.liu@intel.com>
28597 * config/i386/i386-builtin.def (BDESC): Change the icode of
28598 the following builtins to CODE_FOR_nothing.
28599 * config/i386/i386.c (ix86_gimple_fold_builtin): Fold
28600 IX86_BUILTIN_PCMPEQB128, IX86_BUILTIN_PCMPEQW128,
28601 IX86_BUILTIN_PCMPEQD128, IX86_BUILTIN_PCMPEQQ,
28602 IX86_BUILTIN_PCMPEQB256, IX86_BUILTIN_PCMPEQW256,
28603 IX86_BUILTIN_PCMPEQD256, IX86_BUILTIN_PCMPEQQ256,
28604 IX86_BUILTIN_PCMPGTB128, IX86_BUILTIN_PCMPGTW128,
28605 IX86_BUILTIN_PCMPGTD128, IX86_BUILTIN_PCMPGTQ,
28606 IX86_BUILTIN_PCMPGTB256, IX86_BUILTIN_PCMPGTW256,
28607 IX86_BUILTIN_PCMPGTD256, IX86_BUILTIN_PCMPGTQ256.
28608 * config/i386/sse.md (avx2_eq<mode>3): Deleted.
28609 (sse2_eq<mode>3): Ditto.
28610 (sse4_1_eqv2di3): Ditto.
28611 (sse2_gt<mode>3): Rename to ..
28612 (*sse2_gt<mode>3): .. this.
28614 2021-04-24 Iain Sandoe <iain@sandoe.co.uk>
28617 2021-04-24 Iain Sandoe <iain@sandoe.co.uk>
28620 * config/darwin.c (darwin_binds_local_p): Assume that any
28621 public symbol might be interposed for PIC code. Update function
28622 header comment to reflect current Darwin capability.
28624 2021-04-24 Iain Sandoe <iain@sandoe.co.uk>
28627 * config/darwin.c (darwin_binds_local_p): Assume that any
28628 public symbol might be interposed for PIC code. Update function
28629 header comment to reflect current Darwin capability.
28631 2021-04-24 Richard Sandiford <richard.sandiford@arm.com>
28633 * doc/sourcebuild.texi: Document no-opts and any-opts target
28636 2021-04-23 YiFei Zhu <zhuyifei1999@gmail.com>
28638 * config/bpf/bpf.h (ASM_OUTPUT_ALIGNED_BSS): Use .type and .lcomm.
28640 2021-04-23 YiFei Zhu <zhuyifei1999@gmail.com>
28642 * config/bpf/bpf.h (FUNCTION_BOUNDARY): Set to 64.
28644 2021-04-23 Uroš Bizjak <ubizjak@gmail.com>
28647 * config/i386/i386-options.c (ix86_option_override_internal):
28648 Error out when -m96bit-long-double is used with 64bit targets.
28649 * config/i386/i386.md (*pushxf_rounded): Remove pattern.
28651 2021-04-23 Martin Liska <mliska@suse.cz>
28653 * lto-wrapper.c: Remove FIXME about usage of
28654 hardware_concurrency. The function is not on par with
28657 2021-04-23 Uroš Bizjak <ubizjak@gmail.com>
28660 * config/i386/sync.md (FILD_ATOMIC/FIST_ATOMIC FP load peephole2):
28661 Copy operand 3 to operand 4. Use sse_reg_operand
28662 as operand 3 predicate.
28663 (FILD_ATOMIC/FIST_ATOMIC FP load peephole2 with mem blockage): Ditto.
28664 (LDX_ATOMIC/STX_ATOMIC FP load peephole2): Ditto.
28665 (LDX_ATOMIC/LDX_ATOMIC FP load peephole2 with mem blockage): Ditto.
28666 (FILD_ATOMIC/FIST_ATOMIC FP store peephole2):
28667 Copy operand 1 to operand 0.
28668 (FILD_ATOMIC/FIST_ATOMIC FP store peephole2 with mem blockage): Ditto.
28669 (LDX_ATOMIC/STX_ATOMIC FP store peephole2): Ditto.
28670 (LDX_ATOMIC/LDX_ATOMIC FP store peephole2 with mem blockage): Ditto.
28672 2021-04-23 Alex Coplan <alex.coplan@arm.com>
28674 PR rtl-optimization/100230
28675 * early-remat.c (early_remat::sort_candidates): Use delete[]
28676 instead of delete for array allocated with new[].
28678 2021-04-23 Richard Biener <rguenther@suse.de>
28680 * genmatch.c (lower_cond): Remove VEC_COND_EXPR special-casing.
28681 (capture_info::capture_info): Likewise.
28682 (capture_info::walk_match): Likewise.
28683 (expr::gen_transform): Likewise.
28684 (dt_simplify::gen_1): Likewise.
28685 * gimple-match-head.c (maybe_resimplify_conditional_op):
28686 Remove VEC_COND_EXPR special-casing.
28687 (gimple_simplify): Likewise.
28688 * gimple.c (gimple_could_trap_p_1): Adjust.
28689 * tree-ssa-pre.c (compute_avail): Allow VEC_COND_EXPR
28690 to participate in PRE.
28692 2021-04-23 Richard Biener <rguenther@suse.de>
28694 * cfganal.c (connect_infinite_loops_to_exit): First call
28695 add_noreturn_fake_exit_edges.
28696 * ipa-sra.c (process_scan_results): Do not call the now redundant
28697 add_noreturn_fake_exit_edges.
28698 * predict.c (tree_estimate_probability): Likewise.
28699 (rebuild_frequencies): Likewise.
28700 * store-motion.c (one_store_motion_pass): Likewise.
28702 2021-04-23 Richard Biener <rguenther@suse.de>
28704 PR tree-optimization/100222
28705 * predict.c (pass_profile::execute): Remove redundant call to
28706 mark_irreducible_loops.
28707 (report_predictor_hitrates): Likewise.
28709 2021-04-23 Richard Biener <rguenther@suse.de>
28711 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Avoid
28712 valid_gimple_rhs_p by instead gimplifying to one.
28714 2021-04-23 Richard Biener <rguenther@suse.de>
28716 PR tree-optimization/99971
28717 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences):
28718 Always use TBAA for loads.
28720 2021-04-23 liuhongt <hongtao.liu@intel.com>
28723 * config/i386/i386-options.c (ix86_option_override_internal):
28724 Clear MASK_AVX256_SPLIT_UNALIGNED_LOAD/STORE in x_target_flags
28725 when X86_TUNE_AVX256_UNALIGNED_LOAD/STORE_OPTIMAL is enabled
28726 by target attribute.
28728 2021-04-23 David Edelsohn <dje.gcc@gmail.com>
28730 * config/rs6000/aix71.h (PREFERRED_DEBUGGING_TYPE): Change to
28732 * config/rs6000/aix72.h (PREFERRED_DEBUGGING_TYPE): Same.
28734 2021-04-22 David Edelsohn <dje.gcc@gmail.com>
28736 * config.gcc (powerpc-ibm-aix6.*): Remove.
28737 * config/rs6000/aix61.h: Delete.
28739 2021-04-22 Martin Liska <mliska@suse.cz>
28741 PR testsuite/100159
28742 PR testsuite/100192
28743 * builtins.c (expand_builtin): Fix typos and missing comments.
28744 * dwarf2out.c (gen_subprogram_die): Likewise.
28745 (gen_struct_or_union_type_die): Likewise.
28747 2021-04-22 Uroš Bizjak <ubizjak@gmail.com>
28750 * config/i386/i386-expand.c (ix86_expand_convert_uns_sidf_sse):
28751 Remove the sign with FE_DOWNWARD, where x - x = -0.0.
28753 2021-04-21 Iain Sandoe <iain@sandoe.co.uk>
28755 * config/i386/darwin.h (TARGET_64BIT): Remove definition
28756 based on TARGET_ISA_64BIT.
28757 (TARGET_64BIT_P): Remove definition based on
28758 TARGET_ISA_64BIT_P().
28760 2021-04-21 Martin Liska <mliska@suse.cz>
28763 2021-04-21 Martin Liska <mliska@suse.cz>
28765 * lto-wrapper.c (cpuset_popcount): Remove.
28766 (init_num_threads): Remove and use hardware_concurrency.
28768 2021-04-21 Martin Liska <mliska@suse.cz>
28771 * main.c (main): Call toplev::finalize in CHECKING_P mode.
28772 * ipa-modref.c (ipa_modref_c_finalize): summaries are NULL
28773 when incremental LTO linking happens.
28775 2021-04-21 Martin Liska <mliska@suse.cz>
28777 * lto-wrapper.c (run_gcc): When -flto=jobserver is used, but the
28778 makeserver cannot be detected, then use -flto=N fallback.
28780 2021-04-21 Richard Sandiford <richard.sandiford@arm.com>
28782 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): When cross-compiling,
28783 default to yes for aarch64-linux-gnu.
28784 * configure: Regenerate.
28786 2021-04-21 Martin Liska <mliska@suse.cz>
28788 * lto-wrapper.c (cpuset_popcount): Remove.
28789 (init_num_threads): Remove and use hardware_concurrency.
28791 2021-04-21 Martin Liska <mliska@suse.cz>
28793 * config/i386/i386.c: Remove superfluous || TARGET_MACHO
28794 which remains to be '(... || 0)' and clang complains about it.
28795 * dwarf2out.c (AT_vms_delta): Declare conditionally.
28796 (add_AT_vms_delta): Likewise.
28797 * tree.c (fld_simplified_type): Use rather more common pattern
28798 for disabling of something (#if 0).
28799 (get_tree_code_name): Likewise.
28800 (verify_type_variant): Likewise.
28802 2021-04-21 Martin Liska <mliska@suse.cz>
28804 * config/i386/i386-expand.c (decide_alignment): Use newly named
28805 macro TARGET_CPU_P.
28806 * config/i386/i386.c (ix86_decompose_address): Likewise.
28807 (ix86_address_cost): Likewise.
28808 (ix86_lea_outperforms): Likewise.
28809 (ix86_avoid_lea_for_addr): Likewise.
28810 (ix86_add_stmt_cost): Likewise.
28811 * config/i386/i386.h (TARGET_*): Remove.
28812 (TARGET_CPU_P): New macro.
28813 * config/i386/i386.md: Use newly named macro TARGET_CPU_P.
28814 * config/i386/x86-tune-sched-atom.c (do_reorder_for_imul): Likewise.
28815 (swap_top_of_ready_list): Likewise.
28816 (ix86_atom_sched_reorder): Likewise.
28817 * config/i386/x86-tune-sched-bd.c (ix86_bd_has_dispatch): Likewise.
28818 * config/i386/x86-tune-sched.c (ix86_adjust_cost): Likewise.
28820 2021-04-21 Martin Liska <mliska@suse.cz>
28822 * config/i386/i386-options.c (TARGET_EXPLICIT_NO_SAHF_P):
28824 (SET_TARGET_NO_SAHF): Likewise.
28825 (TARGET_EXPLICIT_PREFETCH_SSE_P): Likewise.
28826 (SET_TARGET_PREFETCH_SSE): Likewise.
28827 (TARGET_EXPLICIT_NO_TUNE_P): Likewise.
28828 (SET_TARGET_NO_TUNE): Likewise.
28829 (TARGET_EXPLICIT_NO_80387_P): Likewise.
28830 (SET_TARGET_NO_80387): Likewise.
28832 * config/i386/i386.h (TARGET_*): Remove.
28833 * opth-gen.awk: Generate new used macros.
28835 2021-04-21 Martin Liska <mliska@suse.cz>
28837 * config/i386/i386.h (PTA_*): Remove.
28838 (enum pta_flag): New.
28839 (DEF_PTA): Generate PTA_* values from i386-isa.def.
28840 * config/i386/i386-isa.def: New file.
28842 2021-04-21 Alex Coplan <alex.coplan@arm.com>
28845 * config/aarch64/aarch64-bti-insert.c (aarch64_bti_j_insn_p): New.
28846 (rest_of_insert_bti): Avoid inserting duplicate bti j insns for
28847 jump table targets.
28849 2021-04-21 H.J. Lu <hjl.tools@gmail.com>
28851 * config.gcc: Install mwaitintrin.h for i[34567]86-*-* and
28852 x86_64-*-* targets.
28853 * common/config/i386/i386-common.c (OPTION_MASK_ISA2_MWAIT_SET):
28855 (OPTION_MASK_ISA2_MWAIT_UNSET): Likewise.
28856 (ix86_handle_option): Handle -mmwait.
28857 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
28858 Replace OPTION_MASK_ISA_SSE3 with OPTION_MASK_ISA2_MWAIT on
28859 __builtin_ia32_monitor and __builtin_ia32_mwait.
28860 * config/i386/i386-options.c (isa2_opts): Add -mmwait.
28861 (ix86_valid_target_attribute_inner_p): Likewise.
28862 (ix86_option_override_internal): Enable mwait/monitor
28863 instructions for -msse3.
28864 * config/i386/i386.h (TARGET_MWAIT): New.
28865 (TARGET_MWAIT_P): Likewise.
28866 * config/i386/i386.opt: Add -mmwait.
28867 * config/i386/mwaitintrin.h: New file.
28868 * config/i386/pmmintrin.h: Include <mwaitintrin.h>.
28869 * config/i386/sse.md (sse3_mwait): Replace TARGET_SSE3 with
28871 (@sse3_monitor_<mode>): Likewise.
28872 * config/i386/x86gprintrin.h: Include <mwaitintrin.h>.
28873 * doc/extend.texi: Document mwait target attribute.
28874 * doc/invoke.texi: Document -mmwait.
28876 2021-04-21 Martin Liska <mliska@suse.cz>
28878 * config/i386/i386-options.c (DEF_ENUM): Remove it.
28879 * config/i386/i386-opts.h (DEF_ENUM): Likewise.
28880 * config/i386/stringop.def (DEF_ENUM): Likewise.
28882 2021-04-21 Martin Liska <mliska@suse.cz>
28884 * tree-cfg.c (gimple_verify_flow_info): Use qD instead
28885 of print_generic_expr.
28887 2021-04-21 Jakub Jelinek <jakub@redhat.com>
28889 PR rtl-optimization/100148
28890 * cprop.c (constprop_register): Use next_nondebug_insn instead of
28893 2021-04-21 Martin Liska <mliska@suse.cz>
28896 * cgraphunit.c (cgraph_node::analyze): Remove duplicate
28897 free_dominance_info calls.
28899 2021-04-21 Richard Biener <rguenther@suse.de>
28901 * gimple-fold.c (maybe_fold_reference): Remove is_lhs
28902 parameter (and assume it to be false).
28903 (fold_gimple_assign): Adjust, remove all callers of
28904 maybe_fold_reference calling it with is_lhs true.
28905 (gimple_fold_call): Likewise.
28906 (fold_stmt_1): Likewise.
28908 2021-04-21 Richard Biener <rguenther@suse.de>
28910 * fold-const.c (pedantic_non_lvalue_loc): Remove.
28911 (fold_binary_loc): Adjust.
28912 (fold_ternary_loc): Likewise.
28914 2021-04-21 Richard Sandiford <richard.sandiford@arm.com>
28916 PR middle-end/100130
28917 * varasm.c (get_block_for_decl): Make sure that any use of the
28918 retain attribute matches the section's retain flag.
28919 (switch_to_section): Check for retain mismatches even when
28920 changing sections, but do not warn if the given decl is the
28921 section's named.decl.
28922 (output_object_block): Pass the first decl in the block (if any)
28923 to switch_to_section.
28925 2021-04-20 H.J. Lu <hjl.tools@gmail.com>
28927 * config/i386/i386-c.c (ix86_target_macros_internal): Define
28928 __CRC32__ for -mcrc32.
28929 * config/i386/i386-options.c (ix86_option_override_internal):
28930 Enable crc32 instruction for -msse4.2.
28931 * config/i386/i386.md (sse4_2_crc32<mode>): Remove TARGET_SSE4_2
28933 (sse4_2_crc32di): Likewise.
28934 * config/i386/ia32intrin.h: Use crc32 target option for CRC32
28937 2021-04-20 Segher Boessenkool <segher@kernel.crashing.org>
28940 * config/rs6000/rs6000.c (rs6000_machine_from_flags): Do not consider
28943 2021-04-20 Martin Liska <mliska@suse.cz>
28945 * doc/invoke.texi: Fix typo.
28946 * params.opt: Likewise.
28948 2021-04-20 Martin Liska <mliska@suse.cz>
28950 * doc/invoke.texi: Document new param.
28952 2021-04-19 Andrew MacLeod <amacleod@redhat.com>
28954 PR tree-optimization/100081
28955 * gimple-range-cache.h (ranger_cache): Inherit from gori_compute
28956 rather than gori_compute_cache.
28957 * gimple-range-gori.cc (is_gimple_logical_p): Move to top of file.
28958 (range_def_chain::m_logical_depth): New member.
28959 (range_def_chain::range_def_chain): Initialize m_logical_depth.
28960 (range_def_chain::get_def_chain): Don't build defchains through more
28961 than LOGICAL_LIMIT logical expressions.
28962 * params.opt (param_ranger_logical_depth): New.
28964 2021-04-19 Richard Earnshaw <rearnsha@arm.com>
28967 * config/arm/arm.c (arm_configure_build_target): Do not strip
28968 extended FPU/SIMD feature bits from the target ISA when -mfpu
28969 is specified (partial revert of r11-8168).
28971 2021-04-19 Thomas Schwinge <thomas@codesourcery.com>
28973 * params.opt (-param=openacc-kernels=): Add.
28974 * omp-oacc-kernels-decompose.cc
28975 (pass_omp_oacc_kernels_decompose::gate): Use it.
28976 * doc/invoke.texi (-fopenacc-kernels=@var{mode}): Move...
28977 (--param): ... here, 'openacc-kernels'.
28979 2021-04-19 Martin Liska <mliska@suse.cz>
28982 * gengtype.c (finish_root_table): Align function arguments
28983 in between declaration and definition.
28985 2021-04-19 Eric Botcazou <ebotcazou@adacore.com>
28987 * config/i386/winnt.c (i386_pe_seh_cold_init): Properly deal with
28988 frames larger than the SEH maximum frame size.
28990 2021-04-18 Segher Boessenkool <segher@kernel.crashing.org>
28992 PR rtl-optimization/99927
28993 * combine.c (distribute_notes) [REG_UNUSED]: If the register already
28994 is dead, just drop it.
28996 2021-04-17 Iain Buclaw <ibuclaw@gdcproject.org>
28999 * config/i386/winnt-d.c (TARGET_D_TEMPLATES_ALWAYS_COMDAT): Define.
29000 * doc/tm.texi: Regenerate.
29001 * doc/tm.texi.in (D language and ABI): Add @hook for
29002 TARGET_D_TEMPLATES_ALWAYS_COMDAT.
29004 2021-04-17 Iain Buclaw <ibuclaw@gdcproject.org>
29006 * config/darwin-d.c (darwin_d_handle_target_object_format): New
29008 (darwin_d_register_target_info): New function.
29009 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
29010 * config/dragonfly-d.c (dragonfly_d_handle_target_object_format): New
29012 (dragonfly_d_register_target_info): New function.
29013 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
29014 * config/freebsd-d.c (freebsd_d_handle_target_object_format): New
29016 (freebsd_d_register_target_info): New function.
29017 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
29018 * config/glibc-d.c (glibc_d_handle_target_object_format): New
29020 (glibc_d_register_target_info): New function.
29021 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
29022 * config/i386/i386-d.c (ix86_d_handle_target_object_format): New
29024 (ix86_d_register_target_info): Add ix86_d_handle_target_object_format
29025 as handler for objectFormat key.
29026 * config/i386/winnt-d.c (winnt_d_handle_target_object_format): New
29028 (winnt_d_register_target_info): New function.
29029 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
29030 * config/netbsd-d.c (netbsd_d_handle_target_object_format): New
29032 (netbsd_d_register_target_info): New function.
29033 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
29034 * config/openbsd-d.c (openbsd_d_handle_target_object_format): New
29036 (openbsd_d_register_target_info): New function.
29037 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
29038 * config/pa/pa-d.c (pa_d_handle_target_object_format): New function.
29039 (pa_d_register_target_info): Add pa_d_handle_target_object_format as
29040 handler for objectFormat key.
29041 * config/rs6000/rs6000-d.c (rs6000_d_handle_target_object_format): New
29043 (rs6000_d_register_target_info): Add
29044 rs6000_d_handle_target_object_format as handler for objectFormat key.
29045 * config/sol2-d.c (solaris_d_handle_target_object_format): New
29047 (solaris_d_register_target_info): New function.
29048 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
29050 2021-04-16 Jakub Jelinek <jakub@redhat.com>
29053 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Change
29054 abi_break argument from bool * to unsigned *, store there the pre-GCC 9
29056 (aarch64_layout_arg, aarch64_gimplify_va_arg_expr): Adjust callers.
29057 (aarch64_function_arg_regno_p): Likewise. Only emit -Wpsabi note if
29058 the old and new alignment after applying MIN/MAX to it is different.
29060 2021-04-16 Tamar Christina <tamar.christina@arm.com>
29063 * config/aarch64/aarch64-sve.md (@aarch64_sve_trn1_conv<mode>): New.
29064 * config/aarch64/aarch64.c (aarch64_expand_sve_const_pred_trn): Use new
29066 * config/aarch64/iterators.md (UNSPEC_TRN1_CONV): New.
29068 2021-04-16 Bill Schmidt <wschmidt@linux.ibm.com>
29070 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions): Revise
29071 this section and its subsections.
29073 2021-04-16 Jakub Jelinek <jakub@redhat.com>
29076 * config/aarch64/aarch64.md (*neg_asr_si2_extr, *extrsi5_insn_di): New
29077 define_insn patterns.
29079 2021-04-16 Richard Sandiford <richard.sandiford@arm.com>
29081 PR rtl-optimization/98689
29082 * reg-notes.def (UNTYPED_CALL): New note.
29083 * combine.c (distribute_notes): Handle it.
29084 * emit-rtl.c (try_split): Likewise.
29085 * rtlanal.c (rtx_properties::try_to_add_insn): Likewise. Assume
29086 that calls with the note implicitly set all return value registers.
29087 * builtins.c (expand_builtin_apply): Add a REG_UNTYPED_CALL
29090 2021-04-16 Richard Sandiford <richard.sandiford@arm.com>
29092 PR rtl-optimization/99596
29093 * rtlanal.c (rtx_properties::try_to_add_insn): Don't add global
29094 register accesses for const calls. Assume that pure functions
29095 can only read from global registers. Ignore cases in which
29096 the stack pointer has been marked global.
29098 2021-04-16 Jakub Jelinek <jakub@redhat.com>
29101 * tree-vect-loop.c (vect_transform_loop): Don't remove just
29102 dead scalar .MASK_LOAD calls, but also dead .COND_* calls - replace
29103 them by their last argument.
29105 2021-04-15 Martin Liska <mliska@suse.cz>
29107 * doc/invoke.texi: Other params don't use it, remove it.
29109 2021-04-15 Richard Biener <rguenther@suse.de>
29111 * gimple-builder.h: Add deprecation note.
29113 2021-04-15 Richard Sandiford <richard.sandiford@arm.com>
29116 * attribs.h (restrict_type_identity_attributes_to): Declare.
29117 * attribs.c (restrict_type_identity_attributes_to): New function.
29119 2021-04-15 Richard Sandiford <richard.sandiford@arm.com>
29122 * attribs.h (affects_type_identity_attributes): Declare.
29123 * attribs.c (remove_attributes_matching): New function.
29124 (affects_type_identity_attributes): Likewise.
29126 2021-04-15 Jakub Jelinek <jakub@redhat.com>
29129 * config/aarch64/aarch64.md (*<LOGICAL:optab>_<SHIFT:optab><mode>3):
29130 Add combine splitters for *<LOGICAL:optab>_ashl<mode>3 with
29131 ZERO_EXTEND, SIGN_EXTEND or AND.
29133 2021-04-14 Richard Sandiford <richard.sandiford@arm.com>
29135 PR rtl-optimization/99929
29136 * rtl.h (same_vector_encodings_p): New function.
29137 * cse.c (exp_equiv_p): Check that CONST_VECTORs have the same encoding.
29138 * cselib.c (rtx_equal_for_cselib_1): Likewise.
29139 * jump.c (rtx_renumbered_equal_p): Likewise.
29140 * lra-constraints.c (operands_match_p): Likewise.
29141 * reload.c (operands_match_p): Likewise.
29142 * rtl.c (rtx_equal_p_cb, rtx_equal_p): Likewise.
29144 2021-04-14 Richard Sandiford <richard.sandiford@arm.com>
29146 * print-rtl.c (rtx_writer::print_rtx_operand_codes_E_and_V): Print
29147 more information about variable-length CONST_VECTORs.
29149 2021-04-14 Vladimir N. Makarov <vmakarov@redhat.com>
29151 PR rtl-optimization/100066
29152 * lra-constraints.c (split_reg): Check paradoxical_subreg_p for
29153 ordered modes when choosing splitting mode for hard reg.
29155 2021-04-14 Richard Sandiford <richard.sandiford@arm.com>
29158 * config/aarch64/aarch64.c (aarch64_expand_sve_const_vector_sel):
29160 (aarch64_expand_sve_const_vector): Use it for nelts_per_pattern==2.
29162 2021-04-14 Andreas Krebbel <krebbel@linux.ibm.com>
29164 * config/s390/s390-builtins.def (O_M5, O_M12, ...): Add new macros
29165 for mask operand types.
29166 (s390_vec_permi_s64, s390_vec_permi_b64, s390_vec_permi_u64)
29167 (s390_vec_permi_dbl, s390_vpdi): Use the M5 type for the immediate
29169 (s390_vec_msum_u128, s390_vmslg): Use the M12 type for the
29171 * config/s390/s390.c (s390_const_operand_ok): Check the new
29172 operand types and generate a list of valid values.
29174 2021-04-14 Iain Buclaw <ibuclaw@gdcproject.org>
29176 * doc/tm.texi: Regenerate.
29177 * doc/tm.texi.in (D language and ABI): Add @hook for
29178 TARGET_D_REGISTER_OS_TARGET_INFO.
29180 2021-04-14 Iain Buclaw <ibuclaw@gdcproject.org>
29182 * config/aarch64/aarch64-d.c (aarch64_d_handle_target_float_abi): New
29184 (aarch64_d_register_target_info): New function.
29185 * config/aarch64/aarch64-protos.h (aarch64_d_register_target_info):
29187 * config/aarch64/aarch64.h (TARGET_D_REGISTER_CPU_TARGET_INFO):
29189 * config/arm/arm-d.c (arm_d_handle_target_float_abi): New function.
29190 (arm_d_register_target_info): New function.
29191 * config/arm/arm-protos.h (arm_d_register_target_info): Declare.
29192 * config/arm/arm.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
29193 * config/i386/i386-d.c (ix86_d_handle_target_float_abi): New function.
29194 (ix86_d_register_target_info): New function.
29195 * config/i386/i386-protos.h (ix86_d_register_target_info): Declare.
29196 * config/i386/i386.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
29197 * config/mips/mips-d.c (mips_d_handle_target_float_abi): New function.
29198 (mips_d_register_target_info): New function.
29199 * config/mips/mips-protos.h (mips_d_register_target_info): Declare.
29200 * config/mips/mips.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
29201 * config/pa/pa-d.c (pa_d_handle_target_float_abi): New function.
29202 (pa_d_register_target_info): New function.
29203 * config/pa/pa-protos.h (pa_d_register_target_info): Declare.
29204 * config/pa/pa.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
29205 * config/riscv/riscv-d.c (riscv_d_handle_target_float_abi): New
29207 (riscv_d_register_target_info): New function.
29208 * config/riscv/riscv-protos.h (riscv_d_register_target_info): Declare.
29209 * config/riscv/riscv.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
29210 * config/rs6000/rs6000-d.c (rs6000_d_handle_target_float_abi): New
29212 (rs6000_d_register_target_info): New function.
29213 * config/rs6000/rs6000-protos.h (rs6000_d_register_target_info):
29215 * config/rs6000/rs6000.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
29216 * config/s390/s390-d.c (s390_d_handle_target_float_abi): New function.
29217 (s390_d_register_target_info): New function.
29218 * config/s390/s390-protos.h (s390_d_register_target_info): Declare.
29219 * config/s390/s390.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
29220 * config/sparc/sparc-d.c (sparc_d_handle_target_float_abi): New
29222 (sparc_d_register_target_info): New function.
29223 * config/sparc/sparc-protos.h (sparc_d_register_target_info): Declare.
29224 * config/sparc/sparc.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
29225 * doc/tm.texi: Regenerate.
29226 * doc/tm.texi.in (D language and ABI): Add @hook for
29227 TARGET_D_REGISTER_CPU_TARGET_INFO.
29229 2021-04-14 Iain Buclaw <ibuclaw@gdcproject.org>
29231 * config/i386/i386-d.c (ix86_d_has_stdcall_convention): New function.
29232 * config/i386/i386-protos.h (ix86_d_has_stdcall_convention): Declare.
29233 * config/i386/i386.h (TARGET_D_HAS_STDCALL_CONVENTION): Define.
29234 * doc/tm.texi: Regenerate.
29235 * doc/tm.texi.in (D language and ABI): Add @hook for
29236 TARGET_D_HAS_STDCALL_CONVENTION.
29238 2021-04-14 Richard Biener <rguenther@suse.de>
29240 * tree-cfg.c (verify_gimple_assign_ternary): Verify that
29241 VEC_COND_EXPRs have a gimple_val condition.
29242 * tree-ssa-propagate.c (valid_gimple_rhs_p): VEC_COND_EXPR
29243 can no longer have a GENERIC condition.
29245 2021-04-14 Richard Earnshaw <rearnsha@arm.com>
29248 * config/arm/arm.c (arm_configure_build_target): Strip isa_all_fpbits
29249 from the isa_delta when -mfpu has been used.
29250 (arm_options_perform_arch_sanity_checks): It's the architecture that
29251 lacks an FPU not the processor.
29253 2021-04-13 Richard Biener <rguenther@suse.de>
29255 PR tree-optimization/100053
29256 * tree-ssa-sccvn.c (vn_nary_op_get_predicated_value): Do
29257 not use optimistic dominance queries for backedges to validate
29259 (dominated_by_p_w_unex): Add parameter to ignore executable
29260 state on backedges.
29261 (rpo_elim::eliminate_avail): Adjust.
29263 2021-04-13 Jakub Jelinek <jakub@redhat.com>
29266 * config/aarch64/aarch64.md (*aarch64_bfxil<mode>_extr,
29267 *aarch64_bfxilsi_extrdi): New define_insn patterns.
29269 2021-04-13 Jakub Jelinek <jakub@redhat.com>
29272 * simplify-rtx.c (simplify_immed_subreg): For MODE_COMPOSITE_P
29273 outermode, return NULL if the result doesn't encode back to the
29274 original byte sequence.
29275 (simplify_gen_subreg): Don't create SUBREGs from constants to
29276 MODE_COMPOSITE_P outermode.
29278 2021-04-12 Jakub Jelinek <jakub@redhat.com>
29280 PR rtl-optimization/99905
29281 * combine.c (expand_compound_operation): If pos + len > modewidth,
29282 perform the right shift by pos in inner_mode and then convert to mode,
29283 instead of trying to simplify a shift of rtx with inner_mode by pos
29284 as if it was a shift in mode.
29286 2021-04-12 Jakub Jelinek <jakub@redhat.com>
29289 * combine.c (simplify_and_const_int_1): Don't optimize varop
29290 away if it has side-effects.
29292 2021-04-12 Martin Liska <mliska@suse.cz>
29294 * doc/extend.texi: Escape @smallexample content.
29296 2021-04-12 Stefan Schulze Frielinghaus <stefansf@linux.ibm.com>
29298 * config/s390/s390.md ("*movdi_31", "*movdi_64"): Add
29299 alternative in order to load a DFP zero.
29301 2021-04-12 Martin Liska <mliska@suse.cz>
29303 * doc/extend.texi: Be more precise in documentation
29304 of symver attribute.
29306 2021-04-12 Martin Liska <mliska@suse.cz>
29309 * gimplify.c (gimplify_expr): Right now, we unpoison all
29310 variables before a goto <dest>. We should not do it if we are
29313 2021-04-12 Cui,Lili <lili.cui@intel.com>
29315 * common/config/i386/cpuinfo.h (get_intel_cpu): Handle
29317 * common/config/i386/i386-common.c (processor_names): Add
29319 (processor_alias_table): Add rocketlake.
29320 * common/config/i386/i386-cpuinfo.h (processor_subtypes): Add
29321 INTEL_COREI7_ROCKETLAKE.
29322 * config.gcc: Add -march=rocketlake.
29323 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
29325 * config/i386/i386-options.c (m_ROCKETLAKE) : Define.
29326 (processor_cost_table): Add rocketlake cost.
29327 * config/i386/i386.h (ix86_size_cost) : Define
29329 (processor_type) : Add PROCESSOR_ROCKETLAKE.
29330 (PTA_ROCKETLAKE): Ditto.
29331 * doc/extend.texi: Add rocketlake.
29332 * doc/invoke.texi: Add rocketlake.
29334 2021-04-12 Cui,Lili <lili.cui@intel.com>
29336 * config/i386/i386.h (PTA_ALDERLAKE): Change alderlake ISA list.
29337 * config/i386/i386-options.c (m_CORE_AVX2): Add m_ALDERLAKE.
29338 * common/config/i386/cpuinfo.h (get_intel_cpu): Add AlderLake model.
29339 * doc/invoke.texi: Change alderlake ISA list.
29341 2021-04-11 Hafiz Abid Qadeer <abidh@codesourcery.com>
29343 PR middle-end/98088
29344 * omp-expand.c (expand_oacc_collapse_init): Update condition in
29347 2021-04-10 H.J. Lu <hjl.tools@gmail.com>
29350 * config/i386/serializeintrin.h (_serialize): Defined as macro.
29352 2021-04-10 Jakub Jelinek <jakub@redhat.com>
29355 * expr.c (expand_expr_addr_expr_1): Test is_global_var rather than
29356 just TREE_STATIC on COMPOUND_LITERAL_EXPR_DECLs.
29358 2021-04-10 Jakub Jelinek <jakub@redhat.com>
29360 PR middle-end/99989
29361 * gimple-ssa-warn-alloca.c
29362 (alloca_type_and_limit::alloca_type_and_limit): Initialize limit to
29363 0 with integer precision unconditionally.
29365 2021-04-10 Jakub Jelinek <jakub@redhat.com>
29367 PR rtl-optimization/98601
29368 * rtlanal.c (rtx_addr_can_trap_p_1): Allow in assert unknown size
29369 not just for BLKmode, but also for VOIDmode. For STRICT_ALIGNMENT
29370 unaligned_mems handle VOIDmode like BLKmode.
29372 2021-04-10 Jan Hubicka <hubicka@ucw.cz>
29375 * tree.c (free_lang_data_in_decl): Do not release body of
29376 declare_variant_alt.
29378 2021-04-09 Richard Sandiford <richard.sandiford@arm.com>
29380 * config/aarch64/aarch64.c (aarch64_option_restore): If the
29381 architecture was specified explicitly and the tuning wasn't,
29382 tune for the architecture rather than the configured default CPU.
29384 2021-04-09 Richard Sandiford <richard.sandiford@arm.com>
29386 * config/aarch64/aarch64.md (tlsdesc_small_sve_<mode>): Use X30
29387 as the temporary register.
29389 2021-04-09 Martin Liska <mliska@suse.cz>
29391 * doc/extend.texi: Move non-target attributes on the top level.
29393 2021-04-09 Martin Liska <mliska@suse.cz>
29395 * doc/invoke.texi: Document minimum and maximum value of the
29396 argument for both supported compression algorithms.
29398 2021-04-08 David Edelsohn <dje.gcc@gmail.com>
29400 * config/rs6000/rs6000.c (rs6000_xcoff_select_section): Select
29401 TLS BSS before TLS data.
29402 * config/rs6000/xcoff.h (ASM_OUTPUT_TLS_COMMON): Use .comm.
29404 2021-04-08 Richard Sandiford <richard.sandiford@arm.com>
29406 * doc/sourcebuild.texi (stdint_types_mbig_endian): Document.
29408 2021-04-08 Richard Sandiford <richard.sandiford@arm.com>
29410 * match.pd: Extend vec_cond folds to handle shifts.
29412 2021-04-08 Maciej W. Rozycki <macro@orcam.me.uk>
29414 * config/vax/vax.md: Fix comment for `*bit<mode>' pattern's
29417 2021-04-08 Alex Coplan <alex.coplan@arm.com>
29420 * config/arm/iterators.md (MVE_vecs): New.
29421 (V_elem): Also handle V2DF.
29422 * config/arm/mve.md (*mve_mov<mode>): Rename to ...
29423 (*mve_vdup<mode>): ... this. Remove second alternative since
29424 vec_duplicate of const_int is not canonical RTL, and we don't
29425 want to match symbol_refs.
29426 (*mve_vec_duplicate<mode>): Delete (pattern is redundant).
29428 2021-04-08 Xionghu Luo <luoxhu@linux.ibm.com>
29430 * fold-const.c (fold_single_bit_test): Fix typo.
29431 * print-rtl.c (print_rtx_insn_vec): Call print_rtl_single
29434 2021-04-07 Richard Sandiford <richard.sandiford@arm.com>
29436 PR tree-optimization/97513
29437 * tree-vect-slp.c (vect_add_slp_permutation): New function,
29439 (vectorizable_slp_permutation): ...here. Detect cases in which
29440 all VEC_PERM_EXPRs are guaranteed to have the same stepped
29441 permute vector and only generate one permute vector for that case.
29442 Extend that case to handle variable-length vectors.
29444 2021-04-07 Richard Sandiford <richard.sandiford@arm.com>
29446 PR tree-optimization/99873
29447 * tree-vect-slp.c (vect_slp_prefer_store_lanes_p): New function.
29448 (vect_build_slp_instance): Don't split store groups that could
29449 use IFN_STORE_LANES.
29451 2021-04-07 Jakub Jelinek <jakub@redhat.com>
29454 * varasm.c (output_constant_pool_contents): Don't strip name encoding
29455 from XSTR (desc->sym, 0) or from label before passing those to
29458 2021-04-07 Richard Biener <rguenther@suse.de>
29460 PR tree-optimization/99954
29461 * tree-loop-distribution.c: Include tree-affine.h.
29462 (generate_memcpy_builtin): Try using tree-affine to prove
29464 (loop_distribution::classify_builtin_ldst): Always classify
29467 2021-04-07 Richard Biener <rguenther@suse.de>
29469 PR tree-optimization/99947
29470 * tree-vect-loop.c (vectorizable_induction): Pre-allocate
29471 steps vector to avoid pushing elements from the reallocated
29474 2021-04-07 Richard Biener <rguenther@suse.de>
29476 * tree-ssa-sccvn.h (print_vn_reference_ops): Declare.
29477 * tree-ssa-pre.c (print_pre_expr): Factor out VN reference operand
29479 * tree-ssa-sccvn.c (print_vn_reference_ops): ... into this new
29481 (debug_vn_reference_ops): New.
29483 2021-04-07 Bin Cheng <bin.cheng@linux.alibaba.com>
29485 PR tree-optimization/98736
29486 * tree-loop-distribution.c
29487 * (loop_distribution::bb_top_order_init):
29488 Compute RPO with programing order preserved by calling function
29489 rev_post_order_and_mark_dfs_back_seme.
29491 2021-04-06 Vladimir N. Makarov <vmakarov@redhat.com>
29494 * lra-constraints.c (split_reg): Don't check paradoxical_subreg_p.
29495 * lra-lives.c (clear_sparseset_regnos, regnos_in_sparseset_p): New
29497 (process_bb_lives): Don't update biggest mode of hard reg for
29498 implicit in multi-register group. Use the new functions for
29499 updating dead_set and unused_set by register notes.
29501 2021-04-06 Xianmiao Qu <xianmiao_qu@c-sky.com>
29503 * config/csky/csky_pipeline_ck802.md : Use insn reservation name
29506 2021-04-06 H.J. Lu <hjl.tools@gmail.com>
29508 * config/i386/x86-tune-costs.h (skylake_memcpy): Updated.
29509 (skylake_memset): Likewise.
29510 (skylake_cost): Change CLEAR_RATIO to 17.
29511 * config/i386/x86-tune.def (X86_TUNE_PREFER_KNOWN_REP_MOVSB_STOSB):
29512 Replace m_CANNONLAKE, m_ICELAKE_CLIENT, m_ICELAKE_SERVER,
29513 m_TIGERLAKE and m_SAPPHIRERAPIDS with m_SKYLAKE and m_CORE_AVX512.
29515 2021-04-06 Richard Biener <rguenther@suse.de>
29517 PR tree-optimization/99880
29518 * tree-vect-loop.c (maybe_set_vectorized_backedge_value): Only
29519 set vectorized defs of relevant PHIs.
29521 2021-04-06 Richard Biener <rguenther@suse.de>
29523 PR tree-optimization/99924
29524 * tree-vect-slp.c (vect_bb_partition_graph_r): Do not mark
29525 nodes w/o scalar stmts as visited.
29527 2021-04-06 Alex Coplan <alex.coplan@arm.com>
29530 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Also use base
29531 PCS for [su]fix_optab.
29533 2021-04-03 Iain Sandoe <iain@sandoe.co.uk>
29535 * config/darwin.c (machopic_legitimize_pic_address): Check
29536 that the current pic register is one of the hard reg set
29537 before setting liveness.
29539 2021-04-03 Iain Sandoe <iain@sandoe.co.uk>
29541 * config/darwin.c (machopic_legitimize_pic_address): Fix
29542 whitespace, remove unused code.
29544 2021-04-03 Jakub Jelinek <jakub@redhat.com>
29546 PR tree-optimization/99882
29547 * gimple-ssa-store-merging.c (bswap_view_convert): Handle val with
29550 2021-04-03 Jakub Jelinek <jakub@redhat.com>
29552 PR rtl-optimization/99863
29553 * dse.c (replace_read): Drop regs_live argument. Instead of
29554 regs_live, use store_insn->fixed_regs_live if non-NULL,
29555 otherwise punt if insns sequence clobbers or sets any hard
29558 2021-04-03 Jakub Jelinek <jakub@redhat.com>
29561 * targhooks.h (default_print_patchable_function_entry_1): Declare.
29562 * targhooks.c (default_print_patchable_function_entry_1): New function,
29563 copied from default_print_patchable_function_entry with an added flags
29565 (default_print_patchable_function_entry): Rewritten into a small
29566 wrapper around default_print_patchable_function_entry_1.
29567 * config/rs6000/rs6000.c (TARGET_ASM_PRINT_PATCHABLE_FUNCTION_ENTRY):
29569 (rs6000_print_patchable_function_entry): New function.
29571 2021-04-02 Eric Botcazou <ebotcazou@adacore.com>
29573 * doc/invoke.texi (fdelete-dead-exceptions): Minor tweak.
29575 2021-04-01 Jason Merrill <jason@redhat.com>
29578 * common.opt: Document v15 and v16.
29580 2021-04-01 Richard Biener <rguenther@suse.de>
29582 PR tree-optimization/99863
29583 * gimplify.c (gimplify_init_constructor): Recompute vector
29586 2021-04-01 Jakub Jelinek <jakub@redhat.com>
29588 * doc/extend.texi (symver attribute): Fix up syntax errors
29591 2021-04-01 Jakub Jelinek <jakub@redhat.com>
29593 PR tree-optimization/96573
29594 * gimple-ssa-store-merging.c (init_symbolic_number): Handle
29595 also pointer types.
29597 2021-04-01 Richard Biener <rguenther@suse.de>
29599 PR tree-optimization/99856
29600 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Promote
29601 precision to vector element precision.
29603 2021-04-01 Martin Jambor <mjambor@suse.cz>
29605 PR tree-optimization/97009
29606 * tree-sra.c (access_or_its_child_written): New function.
29607 (propagate_subaccesses_from_rhs): Use it instead of a simple grp_write
29610 2021-03-31 Jan Hubicka <hubicka@ucw.cz>
29613 * cif-code.def (USES_COMDAT_LOCAL): Make CIF_FINAL_NORMAL.
29615 2021-03-31 Pat Haugen <pthaugen@linux.ibm.com>
29618 * config/rs6000/altivec.md (xxspltiw_v4si, xxspltiw_v4sf_inst,
29619 xxspltidp_v2df_inst, xxsplti32dx_v4si_inst, xxsplti32dx_v4sf_inst,
29620 xxblend_<mode>, xxpermx_inst, xxeval): Mark prefixed.
29621 * config/rs6000/mma.md (mma_<vvi4i4i8>, mma_<avvi4i4i8>,
29622 mma_<vvi4i4i2>, mma_<avvi4i4i2>, mma_<vvi4i4>, mma_<avvi4i4>,
29623 mma_<pvi4i2>, mma_<apvi4i2>, mma_<vvi4i4i4>, mma_<avvi4i4i4>):
29625 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Adjust test.
29626 * config/rs6000/rs6000.md (define_attr "maybe_prefixed"): New.
29627 (define_attr "prefixed"): Update initializer.
29629 2021-03-31 Jakub Jelinek <jakub@redhat.com>
29632 * dwarf2out.c (debug_ranges_dwo_section): New variable.
29633 (DW_RANGES_IDX_SKELETON): Define.
29634 (struct dw_ranges): Add begin_entry and end_entry members.
29635 (DEBUG_DWO_RNGLISTS_SECTION): Define.
29636 (add_ranges_num): Adjust r initializer for addition of *_entry
29638 (add_ranges_by_labels): For -gsplit-dwarf and force_direct,
29639 set idx to DW_RANGES_IDX_SKELETON.
29640 (use_distinct_base_address_for_range): New function.
29641 (index_rnglists): Don't set r->idx if it is equal to
29642 DW_RANGES_IDX_SKELETON. Initialize r->begin_entry and
29643 r->end_entry for -gsplit-dwarf if those will be needed by
29645 (output_rnglists): Add DWO argument. If true, switch to
29646 debug_ranges_dwo_section rather than debug_ranges_section.
29647 Adjust l1/l2 label indexes. Only output the offset table when
29648 dwo is true and don't include in there the skeleton range
29649 entry if present. For -gsplit-dwarf, skip ranges that belong
29650 to the other rnglists section. Change return type from void
29651 to bool and return true if there are any range entries for
29652 the other section. For dwarf_split_debug_info use
29653 DW_RLE_startx_endx, DW_RLE_startx_length and DW_RLE_base_addressx
29654 entries instead of DW_RLE_start_end, DW_RLE_start_length and
29655 DW_RLE_base_address. Use use_distinct_base_address_for_range.
29656 (init_sections_and_labels): Initialize debug_ranges_dwo_section
29657 if -gsplit-dwarf and DWARF >= 5. Adjust ranges_section_label
29658 and range_base_label indexes.
29659 (dwarf2out_finish): Call index_rnglists earlier before finalizing
29660 .debug_addr. Never emit DW_AT_rnglists_base attribute. For
29661 -gsplit-dwarf and DWARF >= 5 call output_rnglists up to twice
29662 with different dwo arguments.
29663 (dwarf2out_c_finalize): Clear debug_ranges_dwo_section.
29665 2021-03-31 Richard Sandiford <richard.sandiford@arm.com>
29667 PR tree-optimization/98268
29668 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Call
29669 recompute_tree_invariant_for_addr_expr after successfully
29670 folding a TARGET_MEM_REF that occurs inside an ADDR_EXPR.
29672 2021-03-31 Richard Sandiford <richard.sandiford@arm.com>
29674 PR tree-optimization/99726
29675 * tree-data-ref.c (create_intersect_range_checks_index): Bail
29676 out if there is more than one access function SCEV for the loop
29679 2021-03-31 Richard Sandiford <richard.sandiford@arm.com>
29681 PR rtl-optimization/97141
29682 PR rtl-optimization/98726
29683 * emit-rtl.c (valid_for_const_vector_p): Return true for
29685 * rtx-vector-builder.h (rtx_vector_builder::step): Return a
29686 poly_wide_int instead of a wide_int.
29687 (rtx_vector_builder::apply_set): Take a poly_wide_int instead
29689 * rtx-vector-builder.c (rtx_vector_builder::apply_set): Likewise.
29690 * config/aarch64/aarch64.c (aarch64_legitimate_constant_p): Return
29691 false for CONST_VECTORs that cannot be forced to memory.
29692 * config/aarch64/aarch64-simd.md (mov<mode>): If a CONST_VECTOR
29693 is too complex to force to memory, build it up from individual
29696 2021-03-31 Jan Hubicka <jh@suse.cz>
29699 * cgraph.c (cgraph_node::release_body): Fix overactive check.
29701 2021-03-31 Christophe Lyon <christophe.lyon@linaro.org>
29704 * config/arm/vec-common.md (mul<mode>3): Disable on iwMMXT, expect
29707 2021-03-31 H.J. Lu <hjl.tools@gmail.com>
29709 * config/i386/i386-expand.c (expand_set_or_cpymem_via_rep):
29710 For TARGET_PREFER_KNOWN_REP_MOVSB_STOSB, don't convert QImode
29712 (decide_alg): For TARGET_PREFER_KNOWN_REP_MOVSB_STOSB, use
29713 "rep movsb/stosb" only for known sizes.
29714 * config/i386/i386-options.c (processor_cost_table): Use Ice
29715 Lake cost for Cannon Lake, Ice Lake, Tiger Lake, Sapphire
29716 Rapids and Alder Lake.
29717 * config/i386/i386.h (TARGET_PREFER_KNOWN_REP_MOVSB_STOSB): New.
29718 * config/i386/x86-tune-costs.h (icelake_memcpy): New.
29719 (icelake_memset): Likewise.
29720 (icelake_cost): Likewise.
29721 * config/i386/x86-tune.def (X86_TUNE_PREFER_KNOWN_REP_MOVSB_STOSB):
29724 2021-03-31 Richard Sandiford <richard.sandiford@arm.com>
29727 * config/aarch64/aarch64.c
29728 (aarch64_vectorize_preferred_vector_alignment): Query the size
29729 of the provided SVE vector; do not assume that all SVE vectors
29730 have the same size.
29732 2021-03-31 Jan Hubicka <jh@suse.cz>
29735 * cgraph.c (cgraph_node::release_body): Remove all callers and
29737 * cgraphclones.c (cgraph_node::materialize_clone): Do not do it here.
29738 * cgraphunit.c (cgraph_node::expand): And here.
29740 2021-03-31 Martin Liska <mliska@suse.cz>
29742 * ipa-modref.c (analyze_ssa_name_flags): Fix coding style
29743 and one negated condition.
29745 2021-03-31 Jakub Jelinek <jakub@redhat.com>
29746 Richard Sandiford <richard.sandiford@arm.com>
29749 * config/aarch64/aarch64.md (*add<mode>3_poly_1): Swap Uai and Uav
29750 constraints on operands[2] and similarly 0 and rk constraints
29751 on operands[1] corresponding to that.
29753 2021-03-31 Jakub Jelinek <jakub@redhat.com>
29756 * configure.ac (HAVE_LD_BROKEN_PE_DWARF5): New AC_DEFINE if PECOFF
29757 linker doesn't support DWARF sections new in DWARF5.
29758 * config/i386/i386-options.c (ix86_option_override_internal): Default
29759 to dwarf_version 4 if HAVE_LD_BROKEN_PE_DWARF5 for TARGET_PECOFF
29761 * config.in: Regenerated.
29762 * configure: Regenerated.
29764 2021-03-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29767 * config/aarch64/aarch64.c (aarch64_analyze_loop_vinfo): Check for
29768 available issue_info before using it.
29770 2021-03-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29773 * config/aarch64/aarch64.md (sub<mode>3_compare1_imm): Do not allow zero
29776 2021-03-30 Xionghu Luo <luoxhu@linux.ibm.com>
29779 * config/rs6000/altivec.md (altivec_lvsl_reg): Change to ...
29780 (altivec_lvsl_reg_<mode>): ... this.
29781 (altivec_lvsr_reg): Change to ...
29782 (altivec_lvsr_reg_<mode>): ... this.
29783 * config/rs6000/predicates.md (vec_set_index_operand): New.
29784 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
29785 Enable 32bit variable vec_insert for all TARGET_VSX.
29786 * config/rs6000/rs6000.c (rs6000_expand_vector_set_var_p9):
29787 Enable 32bit variable vec_insert for p9 and above.
29788 (rs6000_expand_vector_set_var_p8): Rename to ...
29789 (rs6000_expand_vector_set_var_p7): ... this.
29790 (rs6000_expand_vector_set): Use TARGET_VSX and adjust assert
29792 * config/rs6000/vector.md (vec_set<mode>): Use vec_set_index_operand.
29793 * config/rs6000/vsx.md (xl_len_r): Use gen_altivec_lvsl_reg_di and
29794 gen_altivec_lvsr_reg_di.
29796 2021-03-30 H.J. Lu <hjl.tools@gmail.com>
29799 * config/i386/ia32intrin.h (__rdtsc): Defined as macro.
29800 (__rdtscp): Likewise.
29802 2021-03-30 Tamar Christina <tamar.christina@arm.com>
29804 PR tree-optimization/99825
29805 * tree-vect-slp-patterns.c (vect_check_evenodd_blend):
29806 Reject non-mult 2 lanes.
29808 2021-03-30 Richard Earnshaw <rearnsha@arm.com>
29811 * config/arm/arm.c (arm_file_start): Fix emission of
29812 Tag_ABI_VFP_args attribute.
29814 2021-03-30 Richard Biener <rguenther@suse.de>
29816 PR tree-optimization/99824
29817 * stor-layout.c (set_min_and_max_values_for_integral_type):
29818 Assert the precision is within the bounds of
29819 WIDE_INT_MAX_PRECISION.
29820 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Use
29821 the outermost component ref only to lower the access size
29822 and initialize that from the access type.
29824 2021-03-30 Richard Sandiford <richard.sandiford@arm.com>
29827 * config/aarch64/aarch64.md (mov<mode>): Pass multi-instruction
29828 CONST_INTs to aarch64_expand_mov_immediate when called after RA.
29830 2021-03-30 Mihailo Stojanovic <mihailo.stojanovic@typhoon-hil.com>
29832 * config/aarch64/aarch64.md
29833 (<optab>_trunc<fcvt_target><GPI:mode>2): Set the "arch"
29834 attribute to disambiguate between SIMD and FP variants of the
29837 2021-03-29 Jan Hubicka <hubicka@ucw.cz>
29839 * ipa-modref.c (merge_call_lhs_flags): Correct handling of deref.
29840 (analyze_ssa_name_flags): Fix typo in comment.
29842 2021-03-29 Alex Coplan <alex.coplan@arm.com>
29845 * config/aarch64/aarch64-sve-builtins.cc
29846 (function_builder::add_function): Add placeholder_p argument, use
29847 placeholder decls if this is set.
29848 (function_builder::add_unique_function): Instead of conditionally adding
29849 direct overloads, unconditionally add either a direct overload or a
29851 (function_builder::add_overloaded_function): Set placeholder_p if we're
29852 using C++ overloads. Use the obstack for string storage instead
29853 of relying on the tree nodes.
29854 (function_builder::add_overloaded_functions): Don't return early for
29855 m_direct_overloads: we need to add placeholders.
29856 * config/aarch64/aarch64-sve-builtins.h
29857 (function_builder::add_function): Add placeholder_p argument.
29859 2021-03-29 Richard Biener <rguenther@suse.de>
29861 PR tree-optimization/99807
29862 * tree-vect-slp.c (vect_slp_analyze_node_operations_1): Move
29863 assert below VEC_PERM handling.
29865 2021-03-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29868 * config/aarch64/aarch64-simd.md (move_lo_quad_internal_<mode>): Use
29869 aarch64_simd_or_scalar_imm_zero to match zeroes. Remove pattern
29870 matching const_int 0.
29871 (move_lo_quad_internal_be_<mode>): Likewise.
29872 (move_lo_quad_<mode>): Update for the above.
29873 * config/aarch64/iterators.md (VQ_2E): Delete.
29875 2021-03-29 Jakub Jelinek <jakub@redhat.com>
29877 PR tree-optimization/99777
29878 * fold-const.c (extract_muldiv_1): For conversions, punt on casts from
29879 types other than scalar integral types.
29881 2021-03-28 David Edelsohn <dje.gcc@gmail.com>
29883 * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): Do not add
29884 XCOFF TLS reloc decorations.
29886 2021-03-28 Gerald Pfeifer <gerald@pfeifer.com>
29888 * doc/analyzer.texi (Analyzer Internals): Update link to
29889 "A Memory Model for Static Analysis of C Programs".
29891 2021-03-26 David Edelsohn <dje.gcc@gmail.com>
29893 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Call function.
29894 * config/rs6000/rs6000-protos.h (rs6000_special_adjust_field_align):
29896 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align): New.
29897 (rs6000_special_round_type_align): Recursively check innermost first
29900 2021-03-26 Jakub Jelinek <jakub@redhat.com>
29903 * dwarf2out.h (struct dw_fde_node): Add rule18 member.
29904 * dwarf2cfi.c (dwarf2out_frame_debug_expr): When handling (set hfp sp)
29905 assignment with drap_reg active, queue reg save for hfp with offset 0
29906 and flush queued reg saves. When handling a push with rule18,
29907 defer queueing reg save for hfp and just assert the offset is 0.
29908 (scan_trace): Assert that fde->rule18 is false.
29910 2021-03-26 Vladimir Makarov <vmakarov@redhat.com>
29913 * ira-costs.c (record_reg_classes): Put case with
29914 CT_RELAXED_MEMORY adjacent to one with CT_MEMORY.
29915 * ira.c (ira_setup_alts): Ditto.
29916 * lra-constraints.c (process_alt_operands): Ditto.
29917 * recog.c (asm_operand_ok): Ditto.
29918 * reload.c (find_reloads): Ditto.
29920 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
29922 * config/aarch64/aarch64-protos.h
29923 (cpu_addrcost_table::post_modify_ld3_st3): New member variable.
29924 (cpu_addrcost_table::post_modify_ld4_st4): Likewise.
29925 * config/aarch64/aarch64.c (generic_addrcost_table): Update
29926 accordingly, using the same costs as for post_modify.
29927 (exynosm1_addrcost_table, xgene1_addrcost_table): Likewise.
29928 (thunderx2t99_addrcost_table, thunderx3t110_addrcost_table):
29929 (tsv110_addrcost_table, qdf24xx_addrcost_table): Likewise.
29930 (a64fx_addrcost_table): Likewise.
29931 (neoversev1_addrcost_table): New.
29932 (neoversev1_tunings): Use neoversev1_addrcost_table.
29933 (aarch64_address_cost): Use the new post_modify costs for CImode
29936 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
29938 * config/aarch64/aarch64.opt
29939 (-param=aarch64-loop-vect-issue-rate-niters=): New parameter.
29940 * doc/invoke.texi: Document it.
29941 * config/aarch64/aarch64-protos.h (aarch64_base_vec_issue_info)
29942 (aarch64_scalar_vec_issue_info, aarch64_simd_vec_issue_info)
29943 (aarch64_advsimd_vec_issue_info, aarch64_sve_vec_issue_info)
29944 (aarch64_vec_issue_info): New structures.
29945 (cpu_vector_cost): Write comments above the variables rather
29947 (cpu_vector_cost::issue_info): New member variable.
29948 * config/aarch64/aarch64.c: Include gimple-pretty-print.h
29949 and tree-ssa-loop-niter.h.
29950 (generic_vector_cost, a64fx_vector_cost, qdf24xx_vector_cost)
29951 (thunderx_vector_cost, tsv110_vector_cost, cortexa57_vector_cost)
29952 (exynosm1_vector_cost, xgene1_vector_cost, thunderx2t99_vector_cost)
29953 (thunderx3t110_vector_cost): Initialize issue_info to null.
29954 (neoversev1_scalar_issue_info, neoversev1_advsimd_issue_info)
29955 (neoversev1_sve_issue_info, neoversev1_vec_issue_info): New structures.
29956 (neoversev1_vector_cost): Use them.
29957 (aarch64_vec_op_count, aarch64_sve_op_count): New structures.
29958 (aarch64_vector_costs::saw_sve_only_op): New member variable.
29959 (aarch64_vector_costs::num_vector_iterations): Likewise.
29960 (aarch64_vector_costs::scalar_ops): Likewise.
29961 (aarch64_vector_costs::advsimd_ops): Likewise.
29962 (aarch64_vector_costs::sve_ops): Likewise.
29963 (aarch64_vector_costs::seen_loads): Likewise.
29964 (aarch64_simd_vec_costs_for_flags): New function.
29965 (aarch64_analyze_loop_vinfo): Initialize num_vector_iterations.
29966 Count the number of predicate operations required by SVE WHILE
29968 (aarch64_comparison_type, aarch64_multiply_add_p): New functions.
29969 (aarch64_sve_only_stmt_p, aarch64_in_loop_reduction_latency): Likewise.
29970 (aarch64_count_ops): Likewise.
29971 (aarch64_add_stmt_cost): Record whether see an SVE operation
29972 that cannot currently be implementing using Advanced SIMD.
29973 Record issue information about the scalar, Advanced SIMD
29974 and (where relevant) SVE versions of a loop.
29975 (aarch64_vec_op_count::dump): New function.
29976 (aarch64_sve_op_count::dump): Likewise.
29977 (aarch64_estimate_min_cycles_per_iter): Likewise.
29978 (aarch64_adjust_body_cost): If issue information is available,
29979 try to compare the issue rates of the various loop implementations
29980 and increase or decrease the vector body cost accordingly.
29982 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
29984 * config/aarch64/aarch64.c (aarch64_detect_vector_stmt_subtype):
29985 Assume a zero cost for induction phis.
29987 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
29989 * config/aarch64/aarch64.c (aarch64_embedded_comparison_type): New
29991 (aarch64_adjust_stmt_cost): Add the costs of embedded scalar and
29992 vector comparisons.
29994 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
29996 * config/aarch64/aarch64.c (aarch64_detect_scalar_stmt_subtype):
29998 (aarch64_add_stmt_cost): Call it.
30000 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
30002 * config/aarch64/aarch64-tuning-flags.def (matched_vector_throughput):
30003 New tuning parameter.
30004 * config/aarch64/aarch64.c (neoversev1_tunings): Use it.
30005 (aarch64_estimated_sve_vq): New function.
30006 (aarch64_vector_costs::analyzed_vinfo): New member variable.
30007 (aarch64_vector_costs::is_loop): Likewise.
30008 (aarch64_vector_costs::unrolled_advsimd_niters): Likewise.
30009 (aarch64_vector_costs::unrolled_advsimd_stmts): Likewise.
30010 (aarch64_record_potential_advsimd_unrolling): New function.
30011 (aarch64_analyze_loop_vinfo, aarch64_analyze_bb_vinfo): Likewise.
30012 (aarch64_add_stmt_cost): Call aarch64_analyze_loop_vinfo or
30013 aarch64_analyze_bb_vinfo on the first use of a costs structure.
30014 Detect whether we're vectorizing a loop for SVE that might be
30015 completely unrolled if it used Advanced SIMD instead.
30016 (aarch64_adjust_body_cost_for_latency): New function.
30017 (aarch64_finish_cost): Call it.
30019 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
30021 * config/aarch64/aarch64.c (aarch64_vector_costs): New structure.
30022 (aarch64_init_cost): New function.
30023 (aarch64_add_stmt_cost): Use aarch64_vector_costs instead of
30024 the default unsigned[3].
30025 (aarch64_finish_cost, aarch64_destroy_cost_data): New functions.
30026 (TARGET_VECTORIZE_INIT_COST): Override.
30027 (TARGET_VECTORIZE_FINISH_COST): Likewise.
30028 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
30030 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
30032 * config/aarch64/aarch64.c (neoversev1_advsimd_vector_cost)
30033 (neoversev1_sve_vector_cost): New cost structures.
30034 (neoversev1_vector_cost): Likewise.
30035 (neoversev1_tunings): Use them. Enable use_new_vector_costs.
30037 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
30039 * config/aarch64/aarch64-protos.h
30040 (sve_vec_cost::scatter_store_elt_cost): New member variable.
30041 * config/aarch64/aarch64.c (generic_sve_vector_cost): Update
30042 accordingly, taking the cost from the cost of a scalar_store.
30043 (a64fx_sve_vector_cost): Likewise.
30044 (aarch64_detect_vector_stmt_subtype): Detect scatter stores.
30046 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
30048 * config/aarch64/aarch64-protos.h
30049 (simd_vec_cost::store_elt_extra_cost): New member variable.
30050 * config/aarch64/aarch64.c (generic_advsimd_vector_cost): Update
30051 accordingly, using the vec_to_scalar cost for the new field.
30052 (generic_sve_vector_cost, a64fx_advsimd_vector_cost): Likewise.
30053 (a64fx_sve_vector_cost, qdf24xx_advsimd_vector_cost): Likewise.
30054 (thunderx_advsimd_vector_cost, tsv110_advsimd_vector_cost): Likewise.
30055 (cortexa57_advsimd_vector_cost, exynosm1_advsimd_vector_cost)
30056 (xgene1_advsimd_vector_cost, thunderx2t99_advsimd_vector_cost)
30057 (thunderx3t110_advsimd_vector_cost): Likewise.
30058 (aarch64_detect_vector_stmt_subtype): Detect single-element stores.
30060 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
30062 * config/aarch64/aarch64-protos.h (simd_vec_cost::ld2_st2_permute_cost)
30063 (simd_vec_cost::ld3_st3_permute_cost): New member variables.
30064 (simd_vec_cost::ld4_st4_permute_cost): Likewise.
30065 * config/aarch64/aarch64.c (generic_advsimd_vector_cost): Update
30066 accordingly, using zero for the new costs.
30067 (generic_sve_vector_cost, a64fx_advsimd_vector_cost): Likewise.
30068 (a64fx_sve_vector_cost, qdf24xx_advsimd_vector_cost): Likewise.
30069 (thunderx_advsimd_vector_cost, tsv110_advsimd_vector_cost): Likewise.
30070 (cortexa57_advsimd_vector_cost, exynosm1_advsimd_vector_cost)
30071 (xgene1_advsimd_vector_cost, thunderx2t99_advsimd_vector_cost)
30072 (thunderx3t110_advsimd_vector_cost): Likewise.
30073 (aarch64_ld234_st234_vectors): New function.
30074 (aarch64_adjust_stmt_cost): Likewise.
30075 (aarch64_add_stmt_cost): Call aarch64_adjust_stmt_cost if using
30076 the new vector costs.
30078 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
30080 * config/aarch64/aarch64-protos.h (sve_vec_cost): Turn into a
30081 derived class of simd_vec_cost. Add information about CLAST[AB]
30082 and FADDA instructions.
30083 * config/aarch64/aarch64.c (generic_sve_vector_cost): Update
30084 accordingly, using the vec_to_scalar costs for the new fields.
30085 (a64fx_sve_vector_cost): Likewise.
30086 (aarch64_reduc_type): New function.
30087 (aarch64_sve_in_loop_reduction_latency): Likewise.
30088 (aarch64_detect_vector_stmt_subtype): Take a vinfo parameter.
30089 Use aarch64_sve_in_loop_reduction_latency to handle SVE reductions
30090 that occur in the loop body.
30091 (aarch64_add_stmt_cost): Update call accordingly.
30093 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
30095 * config/aarch64/aarch64-tuning-flags.def (use_new_vector_costs):
30097 * config/aarch64/aarch64-protos.h (simd_vec_cost): Put comments
30098 above the fields rather than to the right.
30099 (simd_vec_cost::reduc_i8_cost): New member variable.
30100 (simd_vec_cost::reduc_i16_cost): Likewise.
30101 (simd_vec_cost::reduc_i32_cost): Likewise.
30102 (simd_vec_cost::reduc_i64_cost): Likewise.
30103 (simd_vec_cost::reduc_f16_cost): Likewise.
30104 (simd_vec_cost::reduc_f32_cost): Likewise.
30105 (simd_vec_cost::reduc_f64_cost): Likewise.
30106 * config/aarch64/aarch64.c (generic_advsimd_vector_cost): Update
30107 accordingly, using the vec_to_scalar_cost for the new fields.
30108 (generic_sve_vector_cost, a64fx_advsimd_vector_cost): Likewise.
30109 (a64fx_sve_vector_cost, qdf24xx_advsimd_vector_cost): Likewise.
30110 (thunderx_advsimd_vector_cost, tsv110_advsimd_vector_cost): Likewise.
30111 (cortexa57_advsimd_vector_cost, exynosm1_advsimd_vector_cost)
30112 (xgene1_advsimd_vector_cost, thunderx2t99_advsimd_vector_cost)
30113 (thunderx3t110_advsimd_vector_cost): Likewise.
30114 (aarch64_use_new_vector_costs_p): New function.
30115 (aarch64_simd_vec_costs): New function, split out from...
30116 (aarch64_builtin_vectorization_cost): ...here.
30117 (aarch64_is_reduction): New function.
30118 (aarch64_detect_vector_stmt_subtype): Likewise.
30119 (aarch64_add_stmt_cost): Call aarch64_detect_vector_stmt_subtype if
30120 using the new vector costs.
30122 2021-03-26 Iain Buclaw <ibuclaw@gdcproject.org>
30125 * tree-emutls.c (get_emutls_init_templ_addr): Mark initializer of weak
30126 TLS declarations as public.
30128 2021-03-26 Iain Buclaw <ibuclaw@gdcproject.org>
30130 * config/aarch64/aarch64-d.c (IN_TARGET_CODE): Define.
30131 * config/arm/arm-d.c (IN_TARGET_CODE): Likewise.
30132 * config/i386/i386-d.c (IN_TARGET_CODE): Likewise.
30133 * config/mips/mips-d.c (IN_TARGET_CODE): Likewise.
30134 * config/pa/pa-d.c (IN_TARGET_CODE): Likewise.
30135 * config/riscv/riscv-d.c (IN_TARGET_CODE): Likewise.
30136 * config/rs6000/rs6000-d.c (IN_TARGET_CODE): Likewise.
30137 * config/s390/s390-d.c (IN_TARGET_CODE): Likewise.
30138 * config/sparc/sparc-d.c (IN_TARGET_CODE): Likewise.
30140 2021-03-26 Iain Buclaw <ibuclaw@gdcproject.org>
30143 * config.gcc (*-*-cygwin*): Add winnt-d.o
30144 (*-*-mingw*): Likewise.
30145 * config/i386/cygwin.h (EXTRA_TARGET_D_OS_VERSIONS): New macro.
30146 * config/i386/mingw32.h (EXTRA_TARGET_D_OS_VERSIONS): Likewise.
30147 * config/i386/t-cygming: Add winnt-d.o.
30148 * config/i386/winnt-d.c: New file.
30150 2021-03-26 Iain Buclaw <ibuclaw@gdcproject.org>
30152 * config/freebsd-d.c: Include memmodel.h.
30154 2021-03-26 Iain Buclaw <ibuclaw@gdcproject.org>
30157 * config.gcc (*-*-openbsd*): Add openbsd-d.o.
30158 * config/t-openbsd: Add openbsd-d.o.
30159 * config/openbsd-d.c: New file.
30161 2021-03-25 Stam Markianos-Wright <stam.markianos-wright@arm.com>
30163 PR tree-optimization/96974
30164 * tree-vect-stmts.c (vect_get_vector_types_for_stmt): Replace assert
30165 with graceful exit.
30167 2021-03-25 H.J. Lu <hjl.tools@gmail.com>
30170 2021-03-25 H.J. Lu <hjl.tools@gmail.com>
30174 * config/i386/i386.c (ix86_can_inline_p): Don't check ISA for
30175 always_inline in system headers.
30177 2021-03-25 Kewen Lin <linkw@linux.ibm.com>
30179 * tree-vect-loop.c (vect_model_reduction_cost): Init inside_cost.
30181 2021-03-25 Jakub Jelinek <jakub@redhat.com>
30184 * tree-core.h (enum operand_equal_flag): Add OEP_ADDRESS_OF_SAME_FIELD.
30185 * fold-const.c (operand_compare::operand_equal_p): Don't compare
30186 field offsets if OEP_ADDRESS_OF_SAME_FIELD.
30188 2021-03-25 H.J. Lu <hjl.tools@gmail.com>
30192 * config/i386/i386.c (ix86_can_inline_p): Don't check ISA for
30193 always_inline in system headers.
30195 2021-03-25 Richard Biener <rguenther@suse.de>
30197 PR tree-optimization/99746
30198 * tree-vect-slp-patterns.c (complex_pattern::build): Do not mark
30199 the scalar stmt as patterned. Instead set up required things
30202 2021-03-25 Xionghu Luo <luoxhu@linux.ibm.com>
30204 * config/rs6000/rs6000.c (power8_costs): Change l2 cache
30207 2021-03-24 Martin Liska <mliska@suse.cz>
30210 * common/config/i386/i386-common.c (ARRAY_SIZE): Fix off-by-one
30212 * config/i386/i386-options.c (ix86_option_override_internal):
30213 Add run-time assert.
30215 2021-03-24 Martin Jambor <mjambor@suse.cz>
30218 * ipa-cp.c (initialize_node_lattices): Mark as bottom all
30219 parameters with unknown type.
30220 (ipacp_value_safe_for_type): New function.
30221 (propagate_vals_across_arith_jfunc): Verify that the constant type
30222 can be used for a type of the formal parameter.
30223 (propagate_vals_across_ancestor): Likewise.
30224 (propagate_scalar_across_jump_function): Likewise. Pass the type
30225 also to propagate_vals_across_ancestor.
30227 2021-03-24 Christophe Lyon <christophe.lyon@linaro.org>
30230 * config/arm/mve.md (movmisalign<mode>_mve_store): Use Ux
30232 (movmisalign<mode>_mve_load): Likewise.
30234 2021-03-24 Jakub Jelinek <jakub@redhat.com>
30237 * config/arm/vec-common.md (one_cmpl<mode>2, neg<mode>2,
30238 movmisalign<mode>): Disable expanders for TARGET_REALLY_IWMMXT.
30240 2021-03-24 Alexandre Oliva <oliva@adacore.com>
30242 * doc/sourcebuild.texi (sysconf): New effective target.
30244 2021-03-24 Alexandre Oliva <oliva@adacore.com>
30246 * config/i386/predicates.md (reg_or_const_vec_operand): New.
30247 * config/i386/sse.md (ssse3_pshufbv8qi3): Add an expander for
30248 the now *-prefixed insn_and_split, turn the splitter const vec
30249 into an input for the insn, making it an ignored immediate for
30250 non-split cases, and loaded into the scratch register
30253 2021-03-23 Vladimir N. Makarov <vmakarov@redhat.com>
30256 * config/aarch64/constraints.md (Utq, UOb, UOh, UOw, UOd, UOty):
30257 Use define_relaxed_memory_constraint for them.
30259 2021-03-23 Iain Sandoe <iain@sandoe.co.uk>
30262 * config/host-darwin.c (darwin_gt_pch_use_address): Add a
30263 colon to the diagnostic message.
30265 2021-03-23 Ilya Leoshkevich <iii@linux.ibm.com>
30267 * fwprop.c (fwprop_propagation::fwprop_propagation): Look at
30269 (try_fwprop_subst_note): Use set_info instead of insn_info.
30270 (try_fwprop_subst_pattern): Likewise.
30271 (try_fwprop_subst_notes): Likewise.
30272 (try_fwprop_subst): Likewise.
30273 (forward_propagate_subreg): Likewise.
30274 (forward_propagate_and_simplify): Likewise.
30275 (forward_propagate_into): Likewise.
30276 * rtl-ssa/accesses.h (set_info::single_nondebug_use) New
30278 (set_info::single_nondebug_insn_use): Likewise.
30279 (set_info::single_phi_use): Likewise.
30280 * rtl-ssa/member-fns.inl (set_info::single_nondebug_use) New
30282 (set_info::single_nondebug_insn_use): Likewise.
30283 (set_info::single_phi_use): Likewise.
30285 2021-03-23 Christophe Lyon <christophe.lyon@linaro.org>
30287 * doc/sourcebuild.texi (arm_dsp_ok, arm_dsp): Document.
30289 2021-03-23 Jakub Jelinek <jakub@redhat.com>
30292 * config/aarch64/aarch64.c (aarch64_add_offset): Tell
30293 expand_mult to perform an unsigned rather than a signed
30296 2021-03-23 H.J. Lu <hjl.tools@gmail.com>
30299 * config/i386/cpuid.h (__cpuid): Add __volatile__.
30300 (__cpuid_count): Likewise.
30302 2021-03-23 Richard Biener <rguenther@suse.de>
30304 PR tree-optimization/99721
30305 * tree-vect-slp.c (vect_slp_analyze_node_operations):
30306 Make sure we can schedule the node.
30308 2021-03-23 Marcus Comstedt <marcus@mc.pp.se>
30310 * config/riscv/riscv.c (riscv_subword): Take endianness into
30311 account when calculating the byte offset.
30313 2021-03-23 Marcus Comstedt <marcus@mc.pp.se>
30315 * config/riscv/predicates.md (subreg_lowpart_operator): New predicate
30316 * config/riscv/riscv.md (*addsi3_extended2, *subsi3_extended2)
30317 (*negsi2_extended2, *mulsi3_extended2, *<optab>si3_mask)
30318 (*<optab>si3_mask_1, *<optab>di3_mask, *<optab>di3_mask_1)
30319 (*<optab>si3_extend_mask, *<optab>si3_extend_mask_1): Use
30320 new predicate "subreg_lowpart_operator"
30322 2021-03-23 Marcus Comstedt <marcus@mc.pp.se>
30324 * config/riscv/riscv.c (riscv_swap_instruction): New function
30325 to byteswap an SImode rtx containing an instruction.
30326 (riscv_trampoline_init): Byteswap the generated instructions
30329 2021-03-23 Marcus Comstedt <marcus@mc.pp.se>
30331 * common/config/riscv/riscv-common.c
30332 (TARGET_DEFAULT_TARGET_FLAGS): Set default endianness.
30333 * config.gcc (riscv32be-*, riscv64be-*): Set
30334 TARGET_BIG_ENDIAN_DEFAULT to 1.
30335 * config/riscv/elf.h (LINK_SPEC): Change -melf* value
30336 depending on default endianness.
30337 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
30338 * config/riscv/linux.h (LINK_SPEC): Likewise.
30339 * config/riscv/riscv.c (TARGET_DEFAULT_TARGET_FLAGS): Set
30340 default endianness.
30341 * config/riscv/riscv.h (DEFAULT_ENDIAN_SPEC): New macro.
30343 2021-03-23 Marcus Comstedt <marcus@mc.pp.se>
30345 * config/riscv/elf.h (LINK_SPEC): Pass linker endianness flag.
30346 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
30347 * config/riscv/linux.h (LINK_SPEC): Likewise.
30348 * config/riscv/riscv.h (ASM_SPEC): Pass -mbig-endian and
30350 (BYTES_BIG_ENDIAN): Handle big endian.
30351 (WORDS_BIG_ENDIAN): Define to BYTES_BIG_ENDIAN.
30352 * config/riscv/riscv.opt (-mbig-endian, -mlittle-endian): New
30354 * doc/invoke.texi (-mbig-endian, -mlittle-endian): Document.
30356 2021-03-23 Stefan Schulze Frielinghaus <stefansf@linux.ibm.com>
30358 * regcprop.c (find_oldest_value_reg): Ask target whether
30359 different mode is fine for replacement register.
30361 2021-03-23 Aldy Hernandez <aldyh@redhat.com>
30363 PR tree-optimization/99296
30364 * value-range.cc (irange::irange_set_1bit_anti_range): New.
30365 (irange::irange_set_anti_range): Call irange_set_1bit_anti_range
30366 * value-range.h (irange::irange_set_1bit_anti_range): New.
30368 2021-03-22 Vladimir N. Makarov <vmakarov@redhat.com>
30371 * config/aarch64/constraints.md (UtQ): Use
30372 define_relaxed_memory_constraint for it.
30373 * doc/md.texi (define_relaxed_memory_constraint): Describe it.
30374 * genoutput.c (main): Process DEFINE_RELAXED_MEMORY_CONSTRAINT.
30375 * genpreds.c (constraint_data): Add bitfield is_relaxed_memory.
30376 (have_relaxed_memory_constraints): New static var.
30377 (relaxed_memory_start, relaxed_memory_end): Ditto.
30378 (add_constraint): Add arg is_relaxed_memory. Check name for
30379 relaxed memory. Set up is_relaxed_memory in constraint_data and
30380 have_relaxed_memory_constraints. Adjust calls.
30381 (choose_enum_order): Process relaxed memory.
30382 (write_tm_preds_h): Ditto.
30383 (main): Process DEFINE_RELAXED_MEMORY_CONSTRAINT.
30384 * gensupport.c (process_rtx): Process DEFINE_RELAXED_MEMORY_CONSTRAINT.
30385 * ira-costs.c (record_reg_classes): Process CT_RELAXED_MEMORY.
30386 * ira-lives.c (single_reg_class): Use
30387 insn_extra_relaxed_memory_constraint.
30388 * ira.c (ira_setup_alts): CT_RELAXED_MEMORY.
30389 * lra-constraints.c (valid_address_p): Use
30390 insn_extra_relaxed_memory_constraint instead of other memory
30392 (process_alt_operands): Process CT_RELAXED_MEMORY.
30393 (curr_insn_transform): Use insn_extra_relaxed_memory_constraint.
30394 * recog.c (asm_operand_ok, preprocess_constraints): Process
30396 * reload.c (find_reloads): Ditto.
30397 * rtl.def (DEFINE_RELAXED_MEMORY_CONSTRAINT): New.
30398 * stmt.c (parse_input_constraint): Use
30399 insn_extra_relaxed_memory_constraint.
30401 2021-03-22 Segher Boessenkool <segher@kernel.crashing.org>
30404 * ubsan.c (ubsan_instrument_float_cast): Don't test for unordered if
30407 2021-03-22 Alex Coplan <alex.coplan@arm.com>
30410 * config/arm/arm-protos.h (neon_make_constant): Add generate
30411 argument to guard emitting insns, default to true.
30412 * config/arm/arm.c (arm_legitimate_constant_p_1): Reject
30413 CONST_VECTORs which neon_make_constant can't handle.
30414 (neon_vdup_constant): Add generate argument, avoid emitting
30415 insns if it's not set.
30416 (neon_make_constant): Plumb new generate argument through.
30417 * config/arm/constraints.md (Ui): New. Use it...
30418 * config/arm/mve.md (*mve_mov<mode>): ... here.
30419 * config/arm/vec-common.md (movv8hf): Use neon_make_constant to
30420 synthesize constants.
30422 2021-03-22 Richard Biener <rguenther@suse.de>
30424 * debug.h: Add deprecation warning.
30426 2021-03-22 Richard Biener <rguenther@suse.de>
30428 PR tree-optimization/99694
30429 * tree-ssa-sccvn.c (visit_phi): Ignore edges with the
30432 2021-03-22 Kito Cheng <kito.cheng@sifive.com>
30435 * config/riscv/riscv.c (riscv_expand_block_move): Get RTL value
30436 after type checking.
30438 2021-03-22 Jakub Jelinek <jakub@redhat.com>
30442 * dwarf2out.c (get_full_len): Use get_precision rather than
30444 (add_const_value_attribute): Make sure add_AT_wide argument has
30445 precision prec rather than some very wide one.
30447 2021-03-22 Kewen Lin <linkw@linux.ibm.com>
30449 * config/rs6000/rs6000.md (*rotldi3_insert_sf,
30450 *mov<SFDF:mode><SFDF2:mode>cc_p9, floatsi<mode>2_lfiwax,
30451 floatsi<mode>2_lfiwax_mem, floatunssi<mode>2_lfiwzx,
30452 floatunssi<mode>2_lfiwzx_mem, *floatsidf2_internal,
30453 *floatunssidf2_internal, fix_trunc<mode>si2_stfiwx,
30454 fix_trunc<mode>si2_internal, fixuns_trunc<mode>si2_stfiwx,
30455 *round32<mode>2_fprs, *roundu32<mode>2_fprs,
30456 *fix_trunc<mode>si2_internal): Fix empty split condition.
30457 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
30458 vsx_reduc_<VEC_reduc_name>_v2df, vsx_reduc_<VEC_reduc_name>_v4sf,
30459 *vsx_reduc_<VEC_reduc_name>_v2df_scalar,
30460 *vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Likewise.
30462 2021-03-22 Xionghu Luo <luoxhu@linux.ibm.com>
30465 * config/rs6000/rs6000.c (rs6000_expand_vector_set_var_p9):
30466 Convert idx to DImode.
30467 (rs6000_expand_vector_set_var_p8): Likewise.
30469 2021-03-21 Jakub Jelinek <jakub@redhat.com>
30472 * dwarf2out.c (insert_float): Change return type from void to
30473 unsigned, handle GET_MODE_SIZE (mode) == 2 and return element size.
30474 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute):
30477 2021-03-20 H.J. Lu <hjl.tools@gmail.com>
30480 * config/i386/i386.c (construct_container): Check cfun != NULL
30481 before accessing silent_p.
30483 2021-03-20 Ahamed Husni <ahamedhusni73@gmail.com>
30485 * asan.c: Fix typos in comments.
30487 2021-03-20 Vladimir N. Makarov <vmakarov@redhat.com>
30489 PR rtl-optimization/99680
30490 * lra-constraints.c (skip_contraint_modifiers): Rename to skip_constraint_modifiers.
30491 (process_address_1): Check empty constraint before using
30494 2021-03-19 Pat Haugen <pthaugen@linux.ibm.com>
30496 * config/rs6000/rs6000.c (power10_cost): New.
30497 (rs6000_option_override_internal): Set Power10 costs.
30498 (rs6000_issue_rate): Set Power10 issue rate.
30499 * config/rs6000/power10.md: Rewrite for Power10.
30501 2021-03-19 Vladimir N. Makarov <vmakarov@redhat.com>
30504 * lra-constraints.c (process_address_1): Don't use unknown
30505 constraint for address constraint.
30507 2021-03-19 Iain Sandoe <iain@sandoe.co.uk>
30510 * config.gcc (powerpc-*-darwin8): Delete the reference to
30511 the now removed darwin8.h.
30513 2021-03-19 Olivier Hainque <hainque@adacore.com>
30516 * config/vxworksae.h (VX_CPU_PREFIX): Define.
30518 2021-03-19 John David Anglin <danglin@gcc.gnu.org>
30520 * config/pa/pa.c (import_milli): Use memcpy instead of strncpy.
30522 2021-03-19 Tamar Christina <tamar.christina@arm.com>
30524 PR tree-optimization/99656
30525 * tree-vect-slp-patterns.c (linear_loads_p,
30526 complex_add_pattern::matches, is_eq_or_top,
30527 vect_validate_multiplication, complex_mul_pattern::matches,
30528 complex_fms_pattern::matches): Remove complex_perm_kinds_t.
30529 * tree-vectorizer.h: (complex_load_perm_t): Removed.
30530 (slp_tree_to_load_perm_map_t): Use complex_perm_kinds_t instead of
30531 complex_load_perm_t.
30533 2021-03-19 H.J. Lu <hjl.tools@gmail.com>
30536 * config/i386/i386-options.c (ix86_init_machine_status): Set
30538 * config/i386/i386.c (init_cumulative_args): Set silent_p to
30540 (construct_container): Return early for return and argument
30541 errors if silent_p is true.
30542 * config/i386/i386.h (machine_function): Add silent_p.
30544 2021-03-19 Jakub Jelinek <jakub@redhat.com>
30547 * config/arm/constraints.md (Ds): New constraint.
30548 * config/arm/vec-common.md (mve_vshlq_<supf><mode>): Use w,Ds
30549 constraint instead of w,Dm.
30551 2021-03-19 Andrew Stubbs <ams@codesourcery.com>
30553 * config/gcn/gcn.c (gcn_parse_amdgpu_hsa_kernel_attribute): Fix quotes
30556 2021-03-19 Eric Botcazou <ebotcazou@adacore.com>
30558 PR middle-end/99641
30559 * fold-const.c (native_encode_initializer) <CONSTRUCTOR>: For an
30560 array type, do the computation of the current position in sizetype.
30562 2021-03-18 Vladimir N. Makarov <vmakarov@redhat.com>
30565 * lra-constraints.c (process_address_1): Use lookup_constraint
30566 only for a single constraint.
30568 2021-03-18 Martin Sebor <msebor@redhat.com>
30570 PR middle-end/99502
30571 * gimple-array-bounds.cc (inbounds_vbase_memaccess_p): Rename...
30572 (inbounds_memaccess_p): ...to this. Check the ending offset of
30573 the accessed member.
30575 2021-03-18 Andrew Stubbs <ams@codesourcery.com>
30577 * config/gcn/gcn.c (gcn_parse_amdgpu_hsa_kernel_attribute): Add %< and
30578 %> quote markers to error messages.
30579 (gcn_goacc_validate_dims): Likewise.
30580 (gcn_conditional_register_usage): Remove exclaimation mark from error
30582 (gcn_vectorize_vec_perm_const): Ensure perm is fully uninitialized.
30584 2021-03-18 Jan Hubicka <hubicka@ucw.cz>
30586 * config/i386/x86-tune-costs.h (struct processor_costs): Fix costs of
30589 2021-03-18 Sinan Lin <sinan@isrc.iscas.ac.cn>
30590 Kito Cheng <kito.cheng@sifive.com>
30592 * config/riscv/riscv.c (riscv_block_move_straight): Change type
30593 to unsigned HOST_WIDE_INT for parameter and local variable with
30594 HOST_WIDE_INT type.
30595 (riscv_adjust_block_mem): Ditto.
30596 (riscv_block_move_loop): Ditto.
30597 (riscv_expand_block_move): Ditto.
30599 2021-03-18 Nick Clifton <nickc@redhat.com>
30601 * config/v850/v850.c (construct_restore_jr): Increase static
30603 (construct_save_jarl): Likewise.
30604 * config/v850/v850.h (DWARF2_DEBUGGING_INFO): Define.
30606 2021-03-18 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30608 * config/aarch64/aarch64.c (aarch64_adjust_generic_arch_tuning): Define.
30609 (aarch64_override_options_internal): Use it.
30610 (generic_tunings): Add AARCH64_EXTRA_TUNE_CSE_SVE_VL_CONSTANTS to
30613 2021-03-17 Sandra Loosemore <sandra@codesourcery.com>
30615 * config/nios2/nios2.c (nios2_custom_check_insns): Clean up
30616 error message format issues.
30617 (nios2_option_override): Likewise.
30618 (nios2_expand_fpu_builtin): Likewise.
30619 (nios2_init_custom_builtins): Adjust to avoid bogus strncpy
30620 truncation warning.
30621 (nios2_expand_custom_builtin): More error message format fixes.
30622 (nios2_expand_rdwrctl_builtin): Likewise.
30623 (nios2_expand_rdprs_builtin): Likewise.
30624 (nios2_expand_eni_builtin): Likewise.
30625 (nios2_expand_builtin): Likewise.
30626 (nios2_register_custom_code): Likewise.
30627 (nios2_valid_target_attribute_rec): Likewise.
30628 (nios2_add_insn_asm): Fix uninitialized variable warning.
30630 2021-03-17 Jan Hubicka <jh@suse.cz>
30632 * config/i386/x86-tune-costs.h (struct processor_costs): Update costs
30633 of gather to match reality.
30634 * config/i386/x86-tune.def (X86_TUNE_USE_GATHER): Enable for znver3.
30636 2021-03-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30638 * config/aarch64/aarch64-builtins.c (aarch64_expand_rng_builtin): Use EQ
30639 to compare against CC_REG rather than NE.
30641 2021-03-17 H.J. Lu <hjl.tools@gmail.com>
30644 * config/i386/i386.c (ix86_force_load_from_GOT_p): Support
30645 inline assembly statements.
30646 (ix86_print_operand): Update 'P' handling for -fno-plt.
30648 2021-03-17 Tamar Christina <tamar.christina@arm.com>
30651 * config/aarch64/aarch64.c
30652 (aarch64_simd_clone_compute_vecsize_and_simdlen): Remove unused var.
30654 2021-03-16 Segher Boessenkool <segher@kernel.crashing.org>
30657 * config/rs6000/predicates.md (branch_comparison_operator): Allow
30658 ordered and unordered for CCFPmode, if flag_finite_math_only.
30660 2021-03-16 Jakub Jelinek <jakub@redhat.com>
30663 * config/i386/i386-expand.c (ix86_split_lea_for_addr): Emit a MULT
30664 rather than ASHIFT.
30665 * config/i386/i386.md (mult by 1248 into ashift): New splitter.
30667 2021-03-16 Martin Liska <mliska@suse.cz>
30670 * optc-save-gen.awk: Add flag_ipa_ra to exceptions for
30671 cl_optimization_compare function.
30673 2021-03-16 Ilya Leoshkevich <iii@linux.ibm.com>
30675 * config/s390/s390.c (f_constraint_p): Treat "fv" constraints
30678 2021-03-16 Jakub Jelinek <jakub@redhat.com>
30681 * config/i386/i386.h (struct machine_function): Add
30682 has_explicit_vzeroupper bitfield.
30683 * config/i386/i386-expand.c (ix86_expand_builtin): Set
30684 cfun->machine->has_explicit_vzeroupper when expanding
30685 IX86_BUILTIN_VZEROUPPER.
30686 * config/i386/i386-features.c (rest_of_handle_insert_vzeroupper):
30687 Do the mode switching only when TARGET_VZEROUPPER, expensive
30688 optimizations turned on and not optimizing for size.
30689 (pass_insert_vzeroupper::gate): Enable even when
30690 cfun->machine->has_explicit_vzeroupper is set.
30692 2021-03-16 Jakub Jelinek <jakub@redhat.com>
30695 * config/aarch64/aarch64.c
30696 (aarch64_simd_clone_compute_vecsize_and_simdlen): If not a function
30697 definition, walk TYPE_ARG_TYPES list if non-NULL for argument types
30698 instead of DECL_ARGUMENTS. Ignore types for uniform arguments.
30700 2021-03-15 Richard Biener <rguenther@suse.de>
30702 PR tree-optimization/98834
30703 * tree-ssa-sccvn.c (vn_reference_lookup_3): Handle missing
30704 subsetting by truncating the access size.
30706 2021-03-15 Jan Hubicka <hubicka@ucw.cz>
30708 * config/i386/i386-options.c (processor_cost_table): Add znver3_cost.
30709 * config/i386/x86-tune-costs.h (znver3_cost): New gobal variable; copy
30712 2021-03-15 Martin Liska <mliska@suse.cz>
30714 * spellcheck.c: Add missing comma in initialization.
30716 2021-03-14 Uroš Bizjak <ubizjak@gmail.com>
30718 * config/i386/sse.md (*vec_extract<mode>): Merge alternative 0 with
30719 alternative 2 and alternative 1 with alternative 3 using
30720 YW register constraint.
30721 (*vec_extract<PEXTR_MODE12:mode>_zext): Merge alternatives
30722 using YW register constraint.
30723 (*vec_extractv16qi_zext): Ditto.
30724 (*vec_extractv4si): Merge alternatives 4 and 5
30725 using Yw register constraint.
30726 (*ssse3_palignr<mode>_perm): Use Yw instead of v for alternative 3.
30728 2021-03-13 Martin Sebor <msebor@redhat.com>
30730 PR tree-optimization/99489
30731 * builtins.c (gimple_call_alloc_size): Fail gracefully when argument
30732 is not a call statement.
30734 2021-03-13 Jakub Jelinek <jakub@redhat.com>
30736 PR tree-optimization/99544
30737 * match.pd (X + (X << C) -> X * (1 + (1 << C))): Don't simplify
30738 if for vector types multiplication can't be done in type's mode.
30740 2021-03-12 Eric Botcazou <ebotcazou@adacore.com>
30743 * config/sparc/constraints.md (w): Rename to...
30744 (W): ... this and ditch previous implementation.
30745 * config/sparc/sparc.md (*movdi_insn_sp64): Replace W with m.
30746 (*movdf_insn_sp64): Likewise.
30747 (*mov<VM64:mode>_insn_sp64): Likewise.
30748 * config/sparc/sync.md (*atomic_compare_and_swap<mode>_1): Replace
30750 (atomic_compare_and_swap_leon3_1): Likewise.
30751 (*atomic_compare_and_swapdi_v8plus): Likewise.
30752 * config/sparc/sparc.c (memory_ok_for_ldd): Remove useless test on
30753 architecture and add missing address validity check during LRA.
30755 2021-03-12 Tobias Burnus <tobias@codesourcery.com>
30758 * gimplify.c (omp_add_variable): Handle NULL_TREE as size
30759 occuring for assumed-size arrays in use_device_{ptr,addr}.
30761 2021-03-12 Jakub Jelinek <jakub@redhat.com>
30764 * config/i386/constraints.md (YW): New internal constraint.
30765 * config/i386/sse.md (v_Yw): Add V4TI, V2TI, V1TI and TI cases.
30766 (*<sse2_avx2>_<insn><mode>3<mask_name>,
30767 *<sse2_avx2>_uavg<mode>3<mask_name>, *abs<mode>2,
30768 *<s>mul<mode>3_highpart<mask_name>): Use <v_Yw> instead of v in
30770 (<sse2_avx2>_psadbw): Use YW instead of v in constraints.
30771 (*avx2_pmaddwd, *sse2_pmaddwd, *<code>v8hi3, *<code>v16qi3,
30772 avx2_pmaddubsw256, ssse3_pmaddubsw128): Merge last two alternatives
30773 into one, use Yw instead of former x,v.
30774 (ashr<mode>3, <insn><mode>3): Use <v_Yw> instead of x in constraints of
30775 the last alternative.
30776 (<sse2_avx2>_packsswb<mask_name>, <sse2_avx2>_packssdw<mask_name>,
30777 <sse2_avx2>_packuswb<mask_name>, <sse4_1_avx2>_packusdw<mask_name>,
30778 *<ssse3_avx2>_pmulhrsw<mode>3<mask_name>, <ssse3_avx2>_palignr<mode>,
30779 <ssse3_avx2>_pshufb<mode>3<mask_name>): Merge last two alternatives
30780 into one, use <v_Yw> instead of former x,v.
30781 (avx2_interleave_highv32qi<mask_name>,
30782 vec_interleave_highv16qi<mask_name>): Use Yw instead of v in
30783 constraints. Add && <mask_avx512bw_condition> to condition.
30784 (avx2_interleave_lowv32qi<mask_name>,
30785 vec_interleave_lowv16qi<mask_name>,
30786 avx2_interleave_highv16hi<mask_name>,
30787 vec_interleave_highv8hi<mask_name>,
30788 avx2_interleave_lowv16hi<mask_name>, vec_interleave_lowv8hi<mask_name>,
30789 avx2_pshuflw_1<mask_name>, sse2_pshuflw_1<mask_name>,
30790 avx2_pshufhw_1<mask_name>, sse2_pshufhw_1<mask_name>,
30791 avx2_<code>v16qiv16hi2<mask_name>, sse4_1_<code>v8qiv8hi2<mask_name>,
30792 *sse4_1_<code>v8qiv8hi2<mask_name>_1, <sse2_avx2>_<insn><mode>3): Use
30793 Yw instead of v in constraints.
30794 * config/i386/mmx.md (Yv_Yw): New define_mode_attr.
30795 (*mmx_<insn><mode>3, mmx_ashr<mode>3, mmx_<insn><mode>3): Use <Yv_Yw>
30796 instead of Yv in constraints.
30797 (*mmx_<insn><mode>3, *mmx_mulv4hi3, *mmx_smulv4hi3_highpart,
30798 *mmx_umulv4hi3_highpart, *mmx_pmaddwd, *mmx_<code>v4hi3,
30799 *mmx_<code>v8qi3, mmx_pack<s_trunsuffix>swb, mmx_packssdw,
30800 mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
30801 *mmx_uavgv8qi3, *mmx_uavgv4hi3, mmx_psadbw): Use Yw instead of Yv in
30803 (*mmx_pinsrw, *mmx_pinsrb, *mmx_pextrw, *mmx_pextrw_zext, *mmx_pextrb,
30804 *mmx_pextrb_zext): Use YW instead of Yv in constraints.
30805 (*mmx_eq<mode>3, mmx_gt<mode>3): Use x instead of Yv in constraints.
30806 (mmx_andnot<mode>3, *mmx_<code><mode>3): Split last alternative into
30807 two, one with just x, another isa avx512vl with v.
30809 2021-03-12 Martin Liska <mliska@suse.cz>
30811 * doc/invoke.texi: Add missing param documentation.
30813 2021-03-11 David Malcolm <dmalcolm@redhat.com>
30816 * Makefile.in (ANALYZER_OBJS): Add analyzer/feasible-graph.o and
30817 analyzer/trimmed-graph.o.
30818 * doc/analyzer.texi (Analyzer Paths): Rewrite description of
30819 feasibility checking to reflect new implementation.
30820 * doc/invoke.texi (-fdump-analyzer-feasibility): Document new
30822 * shortest-paths.h (shortest_paths::get_shortest_distance): New.
30824 2021-03-11 David Malcolm <dmalcolm@redhat.com>
30826 * digraph.cc (selftest::test_shortest_paths): Update
30827 shortest_paths init for new param. Add test of
30828 SPS_TO_GIVEN_TARGET.
30829 * shortest-paths.h (enum shortest_path_sense): New.
30830 (shortest_paths::shortest_paths): Add "sense" param.
30831 Update for renamings. Generalize to use "sense" param.
30832 (shortest_paths::get_shortest_path): Rename param.
30833 (shortest_paths::m_sense): New field.
30834 (shortest_paths::m_prev): Rename...
30835 (shortest_paths::m_best_edge): ...to this.
30836 (shortest_paths::get_shortest_path): Update for renamings.
30837 Conditionalize flipping of path on sense of traversal.
30839 2021-03-11 David Malcolm <dmalcolm@redhat.com>
30841 * digraph.cc (selftest::test_shortest_paths): Add test coverage
30842 for paths from B and C.
30843 * shortest-paths.h (shortest_paths::shortest_paths): Handle
30844 unreachable nodes, rather than asserting.
30846 2021-03-11 David Edelsohn <dje.gcc@gmail.com>
30849 * config/rs6000/rs6000.c (rs6000_xcoff_file_start): Don't create
30850 xcoff_tbss_section_name.
30851 * config/rs6000/xcoff.h (ASM_OUTPUT_TLS_COMMON): Use .lcomm.
30852 * xcoffout.c (xcoff_tbss_section_name): Delete.
30853 * xcoffout.h (xcoff_tbss_section_name): Delete.
30855 2021-03-11 Richard Biener <rguenther@suse.de>
30857 PR tree-optimization/99523
30858 * tree-cfg.c (dump_function_to_file): Dump SSA names
30859 w/o identifier to the decls section as well, not only those
30860 without a VAR_DECL.
30862 2021-03-11 Jakub Jelinek <jakub@redhat.com>
30865 * ipa-icf-gimple.c (func_checker::compare_gimple_call): For internal
30866 function calls with lhs fail if the lhs don't have compatible types.
30868 2021-03-11 Hans-Peter Nilsson <hp@axis.com>
30870 * config/cris/cris.h (HARD_FRAME_POINTER_REGNUM): Define.
30871 Change FRAME_POINTER_REGNUM to correspond to a new faked
30872 register faked_fp, part of GENNONACR_REGS like faked_ap.
30873 (CRIS_FAKED_REGS_CONTENTS): New helper macro.
30874 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS):
30875 (REG_ALLOC_ORDER, REG_CLASS_CONTENTS, REGNO_OK_FOR_BASE_P)
30876 (ELIMINABLE_REGS, REGISTER_NAMES): Adjust accordingly.
30877 * config/cris/cris.md (CRIS_FP_REGNUM): Renumber to new faked
30879 (CRIS_REAL_FP_REGNUM): New constant.
30880 * config/cris/cris.c (cris_reg_saved_in_regsave_area): Check
30881 for HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM.
30882 (cris_initial_elimination_offset): Handle elimination changes
30883 to HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM
30884 and add one from FRAME_POINTER_REGNUM to
30885 HARD_FRAME_POINTER_REGNUM.
30886 (cris_expand_prologue, cris_expand_epilogue): Emit code for
30887 hard_frame_pointer_rtx instead of frame_pointer_rtx.
30889 2021-03-10 David Edelsohn <dje.gcc@gmail.com>
30892 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Add check for DCmode.
30893 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Same.
30895 2021-03-10 Vladimir N. Makarov <vmakarov@redhat.com>
30898 * lra-constraints.c (process_address_1): Don't check unknown
30899 constraint, use X for empty constraint.
30901 2021-03-10 Alex Coplan <alex.coplan@arm.com>
30903 * config/aarch64/aarch64.c (aarch64_vfp_is_call_or_return_candidate):
30904 Fix typo in comment describing "is_ha" argument.
30906 2021-03-10 John David Anglin <danglin@gcc.gnu.org>
30908 * doc/sourcebuild.texi: Document LRA target selector.
30910 2021-03-10 David Malcolm <dmalcolm@redhat.com>
30912 * doc/ux.texi: Add subsection contrasting interactive versus
30913 batch usage of GCC.
30915 2021-03-10 Joel Hutton <joel.hutton@arm.com>
30918 * tree-vect-stmts.c (vectorizable_store): Fix scatter store mask
30920 (vectorizable_load): Fix gather load mask check condition.
30922 2021-03-10 Richard Biener <rguenther@suse.de>
30924 PR tree-optimization/99510
30925 * tree.c (check_aligned_type): Check that the candidate
30926 has TYPE_USER_ALIGN set instead of matching with the
30929 2021-03-10 Eric Botcazou <ebotcazou@adacore.com>
30931 * config/sparc/sparc.c (sparc_regmode_natural_size): Return 4 for
30932 float and vector integer modes only if the mode is not larger.
30934 2021-03-10 Hans-Peter Nilsson <hp@axis.com>
30936 * config/cris/cris.h (DWARF_FRAME_REGISTERS): Define.
30938 2021-03-09 Vladimir N. Makarov <vmakarov@redhat.com>
30940 * ira.c (ira_setup_alts, ira_get_dup_out_num): Process digital
30942 * ira-lives.c (single_reg_class): Ditto.
30944 2021-03-09 Sebastian Huber <sebastian.huber@embedded-brains.de>
30946 * config.gcc (aarch64-*-rtems*): Include general rtems.h after
30947 the architecture-specific rtems.h.
30948 (aarch64-*-rtems*): Likewise.
30949 (arm*-*-rtems*): Likewise.
30950 (epiphany-*-rtems*): Likewise.
30951 (riscv*-*-rtems*): Likewise.
30953 2021-03-09 Jakub Jelinek <jakub@redhat.com>
30955 PR tree-optimization/99305
30956 * tree-ssa-phiopt.c (conditional_replacement): Test integer_pow2p
30957 before integer_all_onesp instead of vice versa.
30959 2021-03-09 Richard Earnshaw <rearnsha@arm.com>
30961 * common/config/arm/arm-common.c (arm_config_default): Change type
30962 of 'i' to unsigned.
30964 2021-03-09 Vladimir N. Makarov <vmakarov@redhat.com>
30967 * lra-constraints.c (process_address_1): Process constraint 'g'
30968 separately and digital constraints containing more one digit.
30970 2021-03-09 Nick Clifton <nickc@redhat.com>
30972 * config/rx/rx.h (DBX_DEBUGGING_INFO): Define.
30973 (DWARF"_DEBUGGING_INFO): Define.
30975 2021-03-09 Eric Botcazou <ebotcazou@adacore.com>
30978 * calls.c (initialize_argument_information): When the argument
30979 is passed by reference, do not make a copy in a thunk only if
30980 the argument is already in memory. Remove redundant test for
30981 the case of callee copy.
30983 2021-03-09 Vladimir N. Makarov <vmakarov@redhat.com>
30986 * lra-constraints.c (process_address_1): Process 0..9 constraints
30987 in process_address_1.
30989 2021-03-09 Andreas Krebbel <krebbel@linux.ibm.com>
30991 * config/s390/s390.c (struct s390_processor processor_table):
30992 Binutils name string must not be empty.
30994 2021-03-09 Claudiu Zissulescu <claziss@synopsys.com>
30996 * config/arc/arc.c (arc_attr_type): Remove function.
30998 2021-03-09 Martin Liska <mliska@suse.cz>
31001 * config/i386/i386-options.c (ix86_option_override_internal):
31002 Set isa_flags for OPTS argument and not for the global
31005 2021-03-09 Aaron Sawdey <acsawdey@linux.ibm.com>
31007 * config/rs6000/predicates.md (ds_form_mem_operand): Check
31010 2021-03-09 Aaron Sawdey <acsawdey@linux.ibm.com>
31013 * config/rs6000/predicates.md (ds_form_mem_operand) New
31015 * config/rs6000/genfusion.pl (gen_ld_cmpi_p10) Use
31016 ds_form_mem_operand in ld/lwa patterns.
31017 * config/rs6000/fusion.md: Regenerate file.
31019 2021-03-08 Martin Sebor <msebor@redhat.com>
31021 PR middle-end/98266
31022 * gimple-array-bounds.cc (inbounds_vbase_memaccess_p): New function.
31023 (array_bounds_checker::check_array_bounds): Call it.
31025 2021-03-08 Martin Sebor <msebor@redhat.com>
31027 PR middle-end/97631
31028 * tree-ssa-strlen.c (maybe_warn_overflow): Test rawmem.
31029 (handle_builtin_stxncpy_strncat): Rename locals. Determine
31030 destination size from allocation calls. Issue a more appropriate
31032 (handle_builtin_memcpy): Pass true as rawmem to maybe_warn_overflow.
31033 (handle_builtin_memset): Same.
31035 2021-03-08 Peter Bergner <bergner@linux.ibm.com>
31038 * config/rs6000/rs6000.c (rs6000_emit_le_vsx_permute): Add an assert
31039 to ensure we do not have an Altivec style address.
31040 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>): Disable if passed
31041 an Altivec style address.
31042 (*vsx_le_perm_store_<mode>): Likewise.
31043 (splitters after *vsx_le_perm_store_<mode>): Likewise.
31044 (vsx_load_<mode>): Disable special expander if passed an Altivec
31046 (vsx_store_<mode>): Likewise.
31048 2021-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31051 * config/aarch64/predicates.md (aarch64_simd_shift_imm_vec_qi): Define.
31052 (aarch64_simd_shift_imm_vec_hi): Likewise.
31053 (aarch64_simd_shift_imm_vec_si): Likewise.
31054 (aarch64_simd_shift_imm_vec_di): Likewise.
31055 * config/aarch64/aarch64-simd.md (aarch64_shrn<mode>_insn_le): Use
31056 predicate from above.
31057 (aarch64_shrn<mode>_insn_be): Likewise.
31058 (aarch64_rshrn<mode>_insn_le): Likewise.
31059 (aarch64_rshrn<mode>_insn_be): Likewise.
31060 (aarch64_shrn2<mode>_insn_le): Likewise.
31061 (aarch64_shrn2<mode>_insn_be): Likewise.
31062 (aarch64_rshrn2<mode>_insn_le): Likewise.
31063 (aarch64_rshrn2<mode>_insn_be): Likewise.
31065 2021-03-08 Vladimir N. Makarov <vmakarov@redhat.com>
31068 * lra-constraints.c (skip_contraint_modifiers): New function.
31069 (process_address_1): Use it before lookup_constraint call.
31071 2021-03-08 Martin Liska <mliska@suse.cz>
31074 * config/i386/i386-options.c (ix86_option_override_internal):
31075 Enable UINTR and HRESET for -march that supports it.
31077 2021-03-08 Ilya Leoshkevich <iii@linux.ibm.com>
31079 * config/s390/s390.c (f_constraint_p): New function.
31080 (s390_md_asm_adjust): Implement TARGET_MD_ASM_ADJUST.
31081 (TARGET_MD_ASM_ADJUST): Likewise.
31083 2021-03-08 Tobias Burnus <tobias@codesourcery.com>
31086 * tree-nested.c (convert_local_reference_stmt): Avoid calling
31087 lookup_field_for_decl for Fortran module (= namespace context).
31089 2021-03-08 Andreas Krebbel <krebbel@linux.ibm.com>
31091 * config/s390/s390.c (s390_expand_vec_compare): Implement <0
31092 comparison with arithmetic right shift.
31093 (s390_expand_vcond): No need for a force_reg anymore.
31094 s390_vec_compare will do it.
31095 * config/s390/vector.md ("vec_cmp<mode><tointvec>"): Accept also
31096 immediate operands.
31098 2021-03-07 Jakub Jelinek <jakub@redhat.com>
31101 * config/i386/constraints.md (Yw): Use SSE_REGS if TARGET_SSE
31102 but TARGET_AVX512BW or TARGET_AVX512VL is not set. Adjust description
31104 * config/i386/sse.md (v_Yw): New define_mode_attr.
31105 (*<insn><mode>3, *mul<mode>3<mask_name>, *avx2_<code><mode>3,
31106 *sse4_1_<code><mode>3<mask_name>): Use <v_Yw> instead of v
31108 * config/i386/mmx.md (mmx_pshufw_1, *vec_dupv4hi): Use Yw instead of
31109 xYw in constraints.
31111 2021-03-06 Julian Brown <julian@codesourcery.com>
31113 * tree-pretty-print.c (dump_generic_node): Emit non-generic
31114 address space info for aggregates.
31116 2021-03-06 Hans-Peter Nilsson <hp@axis.com>
31118 * config/cris/cris.h (MAX_FIXED_MODE_SIZE): Don't define.
31120 2021-03-05 Jakub Jelinek <jakub@redhat.com>
31122 PR middle-end/99322
31123 * tree-cfg.c (bb_to_omp_idx): New variable.
31124 (execute_build_cfg): Release the bb_to_omp_idx vector after
31125 cleanup_tree_cfg returns.
31126 (handle_abnormal_edges): Remove bb_to_omp_idx argument, adjust
31127 for bb_to_omp_idx being a vec<int> instead of pointer to array
31129 (make_edges): Remove bb_to_omp_idx local variable, don't pass
31130 it to handle_abnormal_edges, adjust for bb_to_omp_idx being a
31131 vec<int> instead of pointer to array of ints and don't free/release
31133 (remove_bb): When removing a bb and placing forced label somewhere
31134 else, ensure it is put into the same OpenMP region during cfg
31135 pass if possible or to entry successor as fallback. Unregister
31136 bb from bb_to_omp_idx.
31138 2021-03-05 Vladimir N. Makarov <vmakarov@redhat.com>
31141 * lra-constraints.c (process_address_1): Skip decomposing address
31142 for asm insn operand with unknown constraint.
31144 2021-03-05 Martin Jambor <mjambor@suse.cz>
31147 * cgraph.c (cgraph_edge::set_call_stmt): Do not update all
31148 corresponding speculative edges if we are about to resolve
31149 sepculation. Make edge direct (and so resolve speculations) before
31150 removing it from call_site_hash.
31151 (cgraph_edge::make_direct): Relax the initial assert to allow calling
31152 the function on speculative direct edges.
31154 2021-03-05 Eric Botcazou <ebotcazou@adacore.com>
31156 PR rtl-optimization/99376
31157 * rtlanal.c (nonzero_bits1) <arithmetic operators>: If the number
31158 of low-order zero bits is too large, set the result to 0 directly.
31160 2021-03-04 Jakub Jelinek <jakub@redhat.com>
31162 PR middle-end/93235
31163 * expmed.c (store_bit_field_using_insv): Return false of xop0 is a
31164 SUBREG and a SUBREG to op_mode can't be created.
31166 2021-03-04 Alex Coplan <alex.coplan@arm.com>
31169 * config/aarch64/aarch64-sve-builtins.cc
31170 (function_resolver::require_vector_type): Handle error_mark_node.
31172 2021-03-04 Ilya Leoshkevich <iii@linux.ibm.com>
31174 * cfgexpand.c (expand_asm_loc): Pass new parameter.
31175 (expand_asm_stmt): Likewise.
31176 * config/arm/aarch-common-protos.h (arm_md_asm_adjust): Add new
31178 * config/arm/aarch-common.c (arm_md_asm_adjust): Likewise.
31179 * config/arm/arm.c (thumb1_md_asm_adjust): Likewise.
31180 * config/cris/cris.c (cris_md_asm_adjust): Likewise.
31181 * config/i386/i386.c (ix86_md_asm_adjust): Likewise.
31182 * config/mn10300/mn10300.c (mn10300_md_asm_adjust): Likewise.
31183 * config/nds32/nds32.c (nds32_md_asm_adjust): Likewise.
31184 * config/pdp11/pdp11.c (pdp11_md_asm_adjust): Likewise.
31185 * config/rs6000/rs6000.c (rs6000_md_asm_adjust): Likewise.
31186 * config/vax/vax.c (vax_md_asm_adjust): Likewise.
31187 * config/visium/visium.c (visium_md_asm_adjust): Likewise.
31188 * doc/tm.texi (md_asm_adjust): Likewise.
31189 * target.def (md_asm_adjust): Likewise.
31191 2021-03-04 Richard Biener <rguenther@suse.de>
31193 PR middle-end/97855
31194 * tree-pretty-print.c: Poison pp_printf.
31195 (dump_decl_name): Avoid use of pp_printf.
31196 (dump_block_node): Likewise.
31197 (dump_generic_node): Likewise.
31199 2021-03-04 Martin Sebor <msebor@redhat.com>
31201 PR middle-end/96963
31202 PR middle-end/94655
31203 * builtins.c (handle_array_ref): New helper.
31204 (handle_mem_ref): New helper.
31205 (compute_objsize_r): Factor out ARRAY_REF and MEM_REF handling
31206 into new helper functions. Correct a workaround for vectorized
31209 2021-03-03 Pat Haugen <pthaugen@linux.ibm.com>
31211 * config/rs6000/dfp.md (extendddtd2, trunctddd2, *cmp<mode>_internal1,
31212 floatditd2, ftrunc<mode>2, fix<mode>di2, dfp_ddedpd_<mode>,
31213 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>,
31214 *dfp_sgnfcnc_<mode>, dfp_dscli_<mode>, dfp_dscri_<mode>): Update size
31215 attribute for Power10.
31216 * config/rs6000/mma.md (*movoo): Likewise.
31217 * config/rs6000/rs6000.md (define_attr "size"): Add 256.
31218 (define_mode_attr bits): Add DD/TD modes.
31219 * config/rs6000/sync.md (load_quadpti, store_quadpti, load_lockedpti,
31220 store_conditionalpti): Update size attribute for Power10.
31222 2021-03-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
31225 * config/sparc/t-sparc (tree-ssanames.o-warn): Don't error for
31226 -Wuninitialized, -Wmaybe-uninitialized.
31227 (wide-int.o-warn): Likewise.
31229 2021-03-03 Richard Earnshaw <rearnsha@arm.com>
31231 * common/config/arm/arm-common.c: Include configargs.h.
31232 (arm_config_default): New function.
31233 (arm_target_mode): Renamed from arm_target_thumb_only. Handle
31234 processors that do not support Thumb. Take into account the
31235 --with-mode configuration setting for selecting the default.
31236 * config/arm/arm.h (OPTION_DEFAULT_SPECS): Remove entry for 'mode'.
31237 (TARGET_MODE_SPEC_FUNCTIONS): Update for function name change.
31239 2021-03-03 Martin Liska <mliska@suse.cz>
31241 PR gcov-profile/97461
31242 * gcov-io.h (GCOV_PREALLOCATED_KVP): Remove.
31244 2021-03-03 Eric Botcazou <ebotcazou@adacore.com>
31247 * config/i386/i386.c (ix86_compute_frame_layout): For a SEH target,
31248 point back the hard frame pointer to its default location when the
31249 frame is larger than SEH_MAX_FRAME_SIZE.
31251 2021-03-03 Jakub Jelinek <jakub@redhat.com>
31254 * config/i386/predicates.md (logic_operator): New define_predicate.
31255 * config/i386/i386.md (mov + mem using comm arith peephole2):
31256 Punt if operands[1] is EXT_REX_SSE_REGNO_P, AVX512BW is not enabled
31257 and the inner mode is [QH]Imode.
31259 2021-03-03 Jakub Jelinek <jakub@redhat.com>
31262 * dwarf2out.c (dw_loc_list_struct): Add end_entry member.
31263 (new_loc_list): Clear end_entry.
31264 (output_loc_list): Only use DW_LLE_startx_length for -gsplit-dwarf
31265 if HAVE_AS_LEB128, otherwise use DW_LLE_startx_endx. Fix comment
31267 (index_location_lists): For dwarf_version >= 5 without HAVE_AS_LEB128,
31268 initialize also end_entry.
31270 2021-03-03 Jakub Jelinek <jakub@redhat.com>
31273 * cfgrtl.c (fixup_partitions): When changing some bbs from hot to cold
31274 partitions, if in non-layout mode after reorder_blocks also move
31275 affected blocks to ensure a single partition transition.
31277 2021-03-03 Jason Merrill <jason@redhat.com>
31280 * cgraphunit.c (process_function_and_variable_attributes): Don't
31281 warn about flatten on an alias if the target also has it.
31282 * cgraph.h (symtab_node::get_alias_target_tree): New.
31284 2021-03-02 David Edelsohn <dje.gcc@gmail.com>
31286 * config/rs6000/rs6000.md (tls_get_tpointer_internal): Prepend
31287 period to symbol name.
31288 (tls_get_addr_internal<mode>): Same.
31290 2021-03-02 David Malcolm <dmalcolm@redhat.com>
31293 * diagnostic-show-locus.c
31294 (selftest::test_one_liner_many_fixits_2): Fix accidental usage of
31297 2021-03-02 Martin Sebor <msebor@redhat.com>
31299 PR middle-end/99276
31300 * builtins.c (warn_for_access): Remove stray warning text.
31302 2021-03-02 Martin Sebor <msebor@redhat.com>
31304 PR middle-end/99295
31305 * doc/extend.texi (attribute malloc): Reword and clarify nonaliasing
31308 2021-03-02 Jakub Jelinek <jakub@redhat.com>
31311 * dwarf2out.c (output_macinfo_op): Use DW_MACRO_*_str* even with
31312 -gdwarf-5 -gstrict-dwarf. For -gsplit-dwarf -gdwarf-5 use
31313 DW_MACRO_*_strx instead of DW_MACRO_*_strp. Handle
31314 DW_MACRO_define_strx and DW_MACRO_undef_strx.
31315 (save_macinfo_strings): Use DW_MACRO_*_str* even with
31316 -gdwarf-5 -gstrict-dwarf. Handle DW_MACRO_define_strx and
31317 DW_MACRO_undef_strx.
31319 2021-03-02 Andreas Krebbel <krebbel@linux.ibm.com>
31321 * config/s390/s390-builtin-types.def (BT_FN_V4SF_V8HI_UINT): New
31323 (BT_FN_V8HI_V8HI_UINT): Likewise.
31324 (BT_FN_V8HI_V4SF_V4SF_UINT): Likewise.
31325 * config/s390/s390-builtins.def (B_NNPA): New macro definition.
31326 (s390_vclfnhs, s390_vclfnls, s390_vcrnfs, s390_vcfn, s390_vcnf):
31327 New builtin definitions.
31328 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Bump
31329 vector extension version.
31330 * config/s390/s390.c (s390_expand_builtin): Check if builtins are
31331 available with current -march level.
31332 * config/s390/s390.md (UNSPEC_NNPA_VCLFNHS_V8HI)
31333 (UNSPEC_NNPA_VCLFNLS_V8HI, UNSPEC_NNPA_VCRNFS_V8HI)
31334 (UNSPEC_NNPA_VCFN_V8HI, UNSPEC_NNPA_VCNF_V8HI): New constants.
31335 * config/s390/vecintrin.h (vec_extend_to_fp32_hi): New macro.
31336 (vec_extend_to_fp32_lo): Likewise.
31337 (vec_round_from_fp32): Likewise.
31338 (vec_convert_to_fp16): Likewise.
31339 (vec_convert_from_fp16): Likewise.
31340 * config/s390/vx-builtins.md (vclfnhs_v8hi): New insn pattern.
31341 (vclfnls_v8hi): Likewise.
31342 (vcrnfs_v8hi): Likewise.
31343 (vcfn_v8hi): Likewise.
31344 (vcnf_v8hi): Likewise.
31346 2021-03-02 Andreas Krebbel <krebbel@linux.ibm.com>
31348 * common/config/s390/s390-common.c (processor_flags_table): New entry.
31349 * config.gcc: Enable arch14 for --with-arch and --with-tune.
31350 * config/s390/driver-native.c (s390_host_detect_local_cpu): Pick
31351 arch14 for unknown CPU models.
31352 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH14.
31353 * config/s390/s390.c (s390_issue_rate): Add case for PROCESSOR_ARCH14.
31354 (s390_get_sched_attrmask): Likewise.
31355 (s390_get_unit_mask): Likewise.
31356 * config/s390/s390.h (enum processor_flags): Add PF_NNPA and PF_ARCH14.
31357 (TARGET_CPU_ARCH14, TARGET_CPU_ARCH14_P, TARGET_CPU_NNPA)
31358 (TARGET_CPU_NNPA_P, TARGET_ARCH14, TARGET_ARCH14_P, TARGET_NNPA)
31359 (TARGET_NNPA_P): New macro definitions.
31360 * config/s390/s390.md ("cpu_facility", "enabled"): Add arch14 and nnpa.
31361 * config/s390/s390.opt: Add PROCESSOR_ARCH14.
31363 2021-03-02 Jakub Jelinek <jakub@redhat.com>
31365 PR middle-end/95757
31366 * tree-vrp.c (register_edge_assert_for): Remove superfluous ()s around
31367 condition. Call register_edge_assert_for_1 for == 0, != 0, == 1 and
31368 != 1 comparisons if name is lhs of a comparison.
31370 2021-03-01 Iain Sandoe <iain@sandoe.co.uk>
31374 * config/darwin-protos.h (darwin_should_restore_cfa_state): New.
31375 * config/darwin.c (darwin_should_restore_cfa_state): New.
31376 * config/darwin.h (TARGET_ASM_SHOULD_RESTORE_CFA_STATE): New.
31377 * doc/tm.texi: Regenerated.
31378 * doc/tm.texi.in: Document TARGET_ASM_SHOULD_RESTORE_CFA_STATE.
31379 * dwarf2cfi.c (connect_traces): If the target requests, restore
31380 the CFA expression after a DW_CFA_restore.
31381 * target.def (TARGET_ASM_SHOULD_RESTORE_CFA_STATE): New hook.
31383 2021-03-01 Martin Liska <mliska@suse.cz>
31386 * optc-save-gen.awk: Add 4 more exceptions.
31388 2021-03-01 Nathan Sidwell <nathan@acm.org>
31391 * tree.h (TYPE_ALIGN_RAW): New accessor.
31392 (TYPE_ALIGN): Use it.
31394 2021-03-01 Jan Hubicka <jh@suse.cz>
31397 * ipa-fnsummary.c (compute_fn_summary): Fix sanity check.
31399 2021-03-01 Eric Botcazou <ebotcazou@adacore.com>
31402 * config/i386/i386.c (ix86_compute_frame_layout): For a SEH target,
31403 point the hard frame pointer to the SSE register save area instead
31404 of the general register save area. Perform only minimal adjustment
31405 for small frames if it is initially not correctly aligned.
31406 (ix86_expand_prologue): Remove early saves for a SEH target.
31407 * config/i386/winnt.c (struct seh_frame_state): Document constraint.
31409 2021-02-28 Jakub Jelinek <jakub@redhat.com>
31412 * ipa.c (symbol_table::remove_unreachable_nodes): Fix a comment
31413 typo - referneced -> referenced.
31414 * tree.c (component_ref_size): Fix comment typo -
31415 refernce -> reference.
31416 * tree-ssa-alias.c (access_path_may_continue_p): Fix comment typo -
31417 traling -> trailing.
31418 (aliasing_component_refs_p): Fix comment typos -
31419 refernce -> reference and refernece -> reference and
31420 traling -> trailing.
31421 (nonoverlapping_refs_since_match_p): Fix comment typo -
31422 referneces -> references.
31423 * doc/invoke.texi (--param modref-max-bases): Fix a typo -
31424 referneces -> references.
31426 2021-02-27 Iain Sandoe <iain@sandoe.co.uk>
31428 * config/host-darwin.c (darwin_gt_pch_use_address): Modify
31429 diagnostic message to avoid use of a contraction and format
31432 2021-02-27 Jakub Jelinek <jakub@redhat.com>
31435 * gcse.c (gcse_or_cprop_is_too_expensive): Use %wu instead of
31436 HOST_WIDE_INT_PRINT_UNSIGNED in warning format string.
31437 * ipa-devirt.c (ipa_odr_read_section): Use %wd instead of
31438 HOST_WIDE_INT_PRINT_DEC in inform format string. Fix comment
31441 2021-02-26 Richard Biener <rguenther@suse.de>
31443 PR middle-end/99281
31444 * expr.c (store_field): For calls with return-slot optimization
31445 and addressable return type expand the store directly.
31447 2021-02-26 Richard Biener <rguenther@suse.de>
31450 * builtins.c (warn_string_no_nul): Fix diagnostic formatting.
31452 2021-02-26 Peter Bergner <bergner@linux.ibm.com>
31455 * config/rs6000/rs6000-call.c (rs6000_init_builtins): Replace assert
31458 2021-02-26 Aaron Sawdey <acsawdey@linux.ibm.com>
31460 * config.gcc: Add rs6000-pcrel-opt.o.
31461 * config/rs6000/rs6000-pcrel-opt.c: New file.
31462 * config/rs6000/pcrel-opt.md: New file.
31463 * config/rs6000/predicates.md: Add d_form_memory predicate.
31464 * config/rs6000/rs6000-cpus.def: Add OPTION_MASK_PCREL_OPT.
31465 * config/rs6000/rs6000-passes.def: Add pass_pcrel_opt.
31466 * config/rs6000/rs6000-protos.h: Add reg_to_non_prefixed(),
31467 pcrel_opt_valid_mem_p(), output_pcrel_opt_reloc(),
31468 and make_pass_pcrel_opt().
31469 * config/rs6000/rs6000.c (reg_to_non_prefixed): Make global.
31470 (rs6000_option_override_internal): Add pcrel-opt.
31471 (rs6000_delegitimize_address): Support pcrel-opt.
31472 (rs6000_opt_masks): Add pcrel-opt.
31473 (pcrel_opt_valid_mem_p): New function.
31474 (reg_to_non_prefixed): Make global.
31475 (rs6000_asm_output_opcode): Reset prepend_p_to_next_insn.
31476 (output_pcrel_opt_reloc): New function.
31477 * config/rs6000/rs6000.md (loads_extern_addr): New attr.
31478 (pcrel_extern_addr): Set loads_extern_addr.
31479 Add include for pcrel-opt.md.
31480 * config/rs6000/rs6000.opt: Add -mpcrel-opt.
31481 * config/rs6000/t-rs6000: Add rules for pcrel-opt.c and
31484 2021-02-26 YunQiang Su <yunqiang.su@cipunited.com>
31487 * config/mips/mips.c (mips_expand_ext_as_unaligned_load):
31488 If TARGET_64BIT and dest is SUBREG, we check the width, if it
31489 equal to SImode, we use SImode operation, just like what we are
31492 2021-02-26 Marek Polacek <polacek@redhat.com>
31494 * builtins.c (warn_for_access): Fix typos.
31496 2021-02-25 Iain Sandoe <iain@sandoe.co.uk>
31498 * config/aarch64/aarch64.md (<optab>_rol<mode>3): Add a '#'
31499 mark in front of the immediate quantity.
31500 (<optab>_rolsi3_uxtw): Likewise.
31502 2021-02-25 Richard Earnshaw <rearnsha@arm.com>
31505 * config/arm/thumb2.md (nonsecure_call_reg_thumb2_fpcxt): New pattern.
31506 (nonsecure_call_value_reg_thumb2_fpcxt): Likewise.
31507 (nonsecure_call_reg_thumb2): Restrict to using r4 for the callee
31508 address and disable when the FPCXT is not available.
31509 (nonsecure_call_value_reg_thumb2): Likewise.
31511 2021-02-25 Nathan Sidwell <nathan@acm.org>
31514 * doc/invoke.texi (flang-info-module-cmi): Renamed option.
31516 2021-02-25 Tamar Christina <tamar.christina@arm.com>
31518 * tree-vect-slp.c (optimize_load_redistribution_1): Abort on NULL nodes.
31520 2021-02-25 Richard Biener <rguenther@suse.de>
31522 PR tree-optimization/99253
31523 * tree-vect-loop.c (check_reduction_path): First compute
31524 code, then verify out-of-loop uses.
31526 2021-02-25 Jakub Jelinek <jakub@redhat.com>
31529 * match.pd ((T)(A) + CST -> (T)(A + CST)): Add :s to convert.
31531 2021-02-25 Jakub Jelinek <jakub@redhat.com>
31533 PR tree-optimization/80635
31534 * tree-vrp.c (vrp_simplify_cond_using_ranges): Also handle
31535 VIEW_CONVERT_EXPR if modes are the same, innerop is integral and
31536 has mode precision.
31538 2021-02-25 Richard Biener <rguenther@suse.de>
31540 * tree-vect-slp.c (optimize_load_redistribution_1): Delay
31541 load_map population.
31542 (vect_match_slp_patterns_2): Revert part of last change.
31543 (vect_analyze_slp): Do not interleave optimize_load_redistribution
31544 with pattern detection but do it afterwards. Dump the
31545 whole SLP graph after pattern recognition and load
31546 redistribution optimization finished.
31548 2021-02-24 Jakub Jelinek <jakub@redhat.com>
31551 * omp-low.c (struct omp_context): Add teams_nested_p and
31552 nonteams_nested_p members.
31553 (scan_omp_target): Diagnose teams nested inside of target with other
31554 directives strictly nested inside of the same target.
31555 (check_omp_nesting_restrictions): Set ctx->teams_nested_p or
31556 ctx->nonteams_nested_p as needed.
31558 2021-02-24 Vladimir N. Makarov <vmakarov@redhat.com>
31560 PR inline-asm/99123
31561 * lra-constraints.c (uses_hard_regs_p): Don't use decompose_mem_address.
31563 2021-02-24 Hans-Peter Nilsson <hp@axis.com>
31565 * config/cris/cris.c (cris_expand_prologue): Set
31566 current_function_static_stack_size, if flag_stack_usage_info.
31568 2021-02-24 Pat Haugen <pthaugen@linux.ibm.com>
31570 * config/rs6000/rs6000.c (next_insn_prefixed_p): Rename.
31571 (rs6000_final_prescan_insn): Adjust.
31572 (rs6000_asm_output_opcode): Likewise.
31574 2021-02-24 Martin Sebor <msebor@redhat.com>
31576 PR middle-end/97172
31577 * attribs.c (attr_access::free_lang_data): Clear attribute arg spec
31578 from function arguments.
31580 2021-02-24 Tamar Christina <tamar.christina@arm.com>
31582 PR tree-optimization/99220
31583 * tree-vect-slp.c (optimize_load_redistribution_1): Remove
31584 node from cache when it's about to be deleted.
31586 2021-02-24 Jakub Jelinek <jakub@redhat.com>
31588 PR tree-optimization/99225
31589 * fold-const.c (fold_binary_loc) <case NE_EXPR>: In (x & (1 << y)) != 0
31590 to ((x >> y) & 1) != 0 simplifications use build_one_cst instead of
31591 build_int_cst (..., 1). Formatting fixes.
31593 2021-02-24 Tamar Christina <tamar.christina@arm.com>
31595 PR tree-optimization/99149
31596 * tree-vect-slp-patterns.c (vect_detect_pair_op): Don't recreate the
31598 (vect_slp_reset_pattern): Remove.
31599 (complex_fma_pattern::matches): Remove call to vect_slp_reset_pattern.
31600 (complex_mul_pattern::build, complex_fma_pattern::build,
31601 complex_fms_pattern::build): Fix ref counts.
31602 * tree-vect-slp.c (vect_free_slp_tree): Undo SLP only pattern relevancy
31603 when node is being deleted.
31604 (vect_match_slp_patterns_2): Correct result of cache hit on patterns.
31605 (vect_schedule_slp): Invalidate SLP_TREE_REPRESENTATIVE of removed
31607 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Initialize value.
31609 2021-02-24 Matthias Klose <doko@ubuntu.com>
31612 2020-12-07 Matthias Klose <doko@ubuntu.com>
31614 * genextract.c (print_header): Undefine ENABLE_RTL_CHECKING
31615 and ENABLE_RTL_FLAG_CHECKING.
31617 2021-02-24 Richard Biener <rguenther@suse.de>
31620 * builtins.c (fold_builtin_next_arg): Avoid NULL arg.
31622 2021-02-23 Peter Bergner <bergner@linux.ibm.com>
31624 * config/rs6000/mma.md (mma_assemble_pair): Rename from this...
31625 (vsx_assemble_pair): ...to this.
31626 (*mma_assemble_pair): Rename from this...
31627 (*vsx_assemble_pair): ...to this.
31628 (mma_disassemble_pair): Rename from this...
31629 (vsx_disassemble_pair): ...to this.
31630 (*mma_disassemble_pair): Rename from this...
31631 (*vsx_disassemble_pair): ...to this.
31632 * config/rs6000/rs6000-builtin.def (BU_MMA_V2, BU_MMA_V3,
31633 BU_COMPAT): New macros.
31634 (mma_assemble_pair): Rename from this...
31635 (vsx_assemble_pair): ...to this.
31636 (mma_disassemble_pair): Rename from this...
31637 (vsx_disassemble_pair): ...to this.
31638 (mma_assemble_pair): New compatibility built-in.
31639 (mma_disassemble_pair): Likewise.
31640 * config/rs6000/rs6000-call.c (struct builtin_compatibility): New.
31641 (RS6000_BUILTIN_COMPAT): Define.
31642 (bdesc_compat): New.
31643 (mma_expand_builtin): Use VSX_BUILTIN_DISASSEMBLE_PAIR_INTERNAL.
31644 (rs6000_gimple_fold_mma_builtin): Use MMA_BUILTIN_DISASSEMBLE_PAIR
31645 and VSX_BUILTIN_ASSEMBLE_PAIR.
31646 (rs6000_init_builtins): Register compatibility built-ins.
31647 (mma_init_builtins): Use VSX_BUILTIN_ASSEMBLE_PAIR,
31648 VSX_BUILTIN_ASSEMBLE_PAIR_INTERNAL, VSX_BUILTIN_DISASSEMBLE_PAIR and
31649 VSX_BUILTIN_DISASSEMBLE_PAIR_INTERNAL.
31650 * doc/extend.texi (__builtin_mma_assemble_pair): Rename from this...
31651 (__builtin_vsx_assemble_pair): ...to this.
31652 (__builtin_mma_disassemble_pair): Rename from this...
31653 (__builtin_vsx_disassemble_pair): ...to this.
31655 2021-02-23 Martin Liska <mliska@suse.cz>
31658 * ipa-icf.c (sem_variable::merge): Do not merge 2 variables
31659 with different alignment. That leads to an invalid red zone
31660 size allocated in runtime.
31662 2021-02-23 Jakub Jelinek <jakub@redhat.com>
31664 PR tree-optimization/99204
31665 * fold-const.c (fold_read_from_constant_string): Check that
31666 tree_fits_uhwi_p (index) rather than just that index is INTEGER_CST.
31668 2021-02-23 Segher Boessenkool <segher@kernel.crashing.org>
31669 Kewen Lin <linkw@gcc.gnu.org>
31671 * config/rs6000/rs6000.md (*rotl<mode>3_insert_3): Renamed to...
31672 (rotl<mode>3_insert_3): ...this.
31673 (plus_ior_xor): New code_iterator.
31674 (define_split for GPR rl*imi): New splitter.
31675 * config/rs6000/vsx.md (vsx_init_v4si): Use gen_rotldi3_insert_3
31676 for integer merging.
31678 2021-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31680 * config/aarch64/aarch64-tuning-flags.def (cse_sve_vl_constants):
31682 * config/aarch64/aarch64.md (add<mode>3): Force CONST_POLY_INT immediates
31683 into a register when the above is enabled.
31684 * config/aarch64/aarch64.c (neoversev1_tunings):
31685 AARCH64_EXTRA_TUNE_CSE_SVE_VL_CONSTANTS.
31686 (aarch64_rtx_costs): Use AARCH64_EXTRA_TUNE_CSE_SVE_VL_CONSTANTS.
31688 2021-02-22 Hans-Peter Nilsson <hp@axis.com>
31690 * config/cris/cris.c (cris_print_operand) <'T'>: Change
31691 valid operand from is now an addi mult-value to shift-value.
31692 * config/cris/cris.md (*addi): Change expression of scaled
31693 operand from mult to ashift.
31694 * config/cris/cris.md (*addi_reload): New insn_and_split.
31696 2021-02-22 John David Anglin <danglin@gcc.gnu.org>
31699 * config/pa/pa.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define as
31700 hook_bool_const_tree_hwi_hwi_const_tree_true.
31701 (pa_asm_output_mi_thunk): Add support for nonzero vcall_offset.
31703 2021-02-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
31705 PR rtl-optimization/98791
31706 * ira-conflicts.c (process_regs_for_copy): Don't create allocno copies
31707 for unordered modes.
31709 2021-02-22 Martin Liska <mliska@suse.cz>
31711 * tree-inline.c (inline_forbidden_p): Set
31712 inline_forbidden_reason.
31714 2021-02-22 Richard Biener <rguenther@suse.de>
31716 * tree-vect-slp.c (vect_bb_vectorization_profitable_p): Dump
31719 2021-02-22 Richard Biener <rguenther@suse.de>
31721 PR tree-optimization/99165
31722 * gimple-ssa-store-merging.c (pass_store_merging::process_store):
31723 Accumulate changed to ret.
31725 2021-02-21 Uros Bizjak <ubizjak@gmail.com>
31728 2020-12-09 Uroš Bizjak <ubizjak@gmail.com>
31730 * config/i386/i386.h (REG_ALLOC_ORDER): Remove
31732 2021-02-20 Ilya Leoshkevich <iii@linux.ibm.com>
31735 * config/s390/vector.md (trunctf<DFP_ALL:mode>2_vr): New
31737 (trunctf<DFP_ALL:mode>2): Likewise.
31738 (trunctdtf2_vr): Likewise.
31739 (trunctdtf2): Likewise.
31740 (extend<DFP_ALL:mode>tf2_vr): Likewise.
31741 (extend<DFP_ALL:mode>tf2): Likewise.
31742 (extendtftd2_vr): Likewise.
31743 (extendtftd2): Likewise.
31745 2021-02-20 Ilya Leoshkevich <iii@linux.ibm.com>
31747 * config/s390/vector.md (*fprx2_to_tf): Rename to fprx2_to_tf,
31748 add memory alternative.
31749 (tf_to_fprx2): New pattern.
31751 2021-02-19 Martin Sebor <msebor@redhat.com>
31754 * attribs.c (init_attr_rdwr_indices): Guard vblist use.
31755 (attr_access::free_lang_data): Remove a spurious test.
31757 2021-02-19 Nathan Sidwell <nathan@acm.org>
31759 * doc/invoke.texi (flang-info-module-read): Document.
31761 2021-02-19 Martin Liska <mliska@suse.cz>
31763 PR translation/99167
31764 * params.opt: Fix typo.
31766 2021-02-19 Richard Biener <rguenther@suse.de>
31768 PR middle-end/99122
31769 * tree-inline.c (inline_forbidden_p): Do not inline functions
31770 with VLA arguments or return value.
31772 2021-02-19 Jakub Jelinek <jakub@redhat.com>
31775 * config/arm/arm.md (*stack_protect_combined_set_insn,
31776 *stack_protect_combined_test_insn): If force_const_mem result
31777 is not valid general operand, force its address into the destination
31780 2021-02-19 Jakub Jelinek <jakub@redhat.com>
31783 * tree-cfg.c (gimple_merge_blocks): If bb a starts with eh landing
31784 pad or non-local label, put FORCED_LABELs from bb b after that label
31785 rather than before it.
31787 2021-02-19 Andre Vieira <andre.simoesdiasvieira@arm.com>
31790 * config/aarch64/aarch64-sve.md (<ASHIFT:optab><mode>3): Use
31791 expand_vector_broadcast' to emit the vec_duplicate operand.
31793 2021-02-18 Vladimir N. Makarov <vmakarov@redhat.com>
31795 PR rtl-optimization/96264
31796 * lra-remat.c (reg_overlap_for_remat_p): Check also output insn
31799 2021-02-18 H.J. Lu <hjl.tools@gmail.com>
31802 * varasm.c (get_section): Replace SUPPORTS_SHF_GNU_RETAIN with
31803 looking up the retain attribute.
31804 (resolve_unique_section): Likewise.
31805 (get_variable_section): Likewise.
31806 (switch_to_section): Likewise. Warn when a symbol without the
31807 retain attribute and a symbol with the retain attribute are
31808 placed in the section with the same name, instead of the used
31810 * doc/extend.texi: Document the "retain" attribute.
31812 2021-02-18 Nathan Sidwell <nathan@acm.org>
31815 * doc/invoke.texi (flang-info-include-translate): Document header
31818 2021-02-18 Richard Biener <rguenther@suse.de>
31820 PR middle-end/99122
31821 * ipa-fnsummary.c (analyze_function_body): Set
31822 CIF_FUNCTION_NOT_INLINABLE for VLA parameter calls.
31823 * tree-inline.c (insert_init_debug_bind): Pass NULL for
31824 error_mark_node values.
31825 (force_value_to_type): Do not build V_C_Es for WITH_SIZE_EXPR
31827 (setup_one_parameter): Delay force_value_to_type until when
31830 2021-02-18 Hans-Peter Nilsson <hp@axis.com>
31832 PR tree-optimization/99142
31833 * match.pd (clz cmp 0): Gate replacement on single_use of clz result.
31835 2021-02-18 Jakub Jelinek <jakub@redhat.com>
31837 * wide-int-bitmask.h (wide_int_bitmask::wide_int_bitmask (),
31838 wide_int_bitmask::wide_int_bitmask (uint64_t),
31839 wide_int_bitmask::wide_int_bitmask (uint64_t, uint64_t),
31840 wide_int_bitmask::operator ~ () const,
31841 wide_int_bitmask::operator | (wide_int_bitmask) const,
31842 wide_int_bitmask::operator & (wide_int_bitmask) const): Use constexpr
31844 * config/i386/i386.h (PTA_3DNOW, PTA_3DNOW_A, PTA_64BIT, PTA_ABM,
31845 PTA_AES, PTA_AVX, PTA_BMI, PTA_CX16, PTA_F16C, PTA_FMA, PTA_FMA4,
31846 PTA_FSGSBASE, PTA_LWP, PTA_LZCNT, PTA_MMX, PTA_MOVBE, PTA_NO_SAHF,
31847 PTA_PCLMUL, PTA_POPCNT, PTA_PREFETCH_SSE, PTA_RDRND, PTA_SSE, PTA_SSE2,
31848 PTA_SSE3, PTA_SSE4_1, PTA_SSE4_2, PTA_SSE4A, PTA_SSSE3, PTA_TBM,
31849 PTA_XOP, PTA_AVX2, PTA_BMI2, PTA_RTM, PTA_HLE, PTA_PRFCHW, PTA_RDSEED,
31850 PTA_ADX, PTA_FXSR, PTA_XSAVE, PTA_XSAVEOPT, PTA_AVX512F, PTA_AVX512ER,
31851 PTA_AVX512PF, PTA_AVX512CD, PTA_NO_TUNE, PTA_SHA, PTA_PREFETCHWT1,
31852 PTA_CLFLUSHOPT, PTA_XSAVEC, PTA_XSAVES, PTA_AVX512DQ, PTA_AVX512BW,
31853 PTA_AVX512VL, PTA_AVX512IFMA, PTA_AVX512VBMI, PTA_CLWB, PTA_MWAITX,
31854 PTA_CLZERO, PTA_NO_80387, PTA_PKU, PTA_AVX5124VNNIW, PTA_AVX5124FMAPS,
31855 PTA_AVX512VPOPCNTDQ, PTA_SGX, PTA_AVX512VNNI, PTA_GFNI, PTA_VAES,
31856 PTA_AVX512VBMI2, PTA_VPCLMULQDQ, PTA_AVX512BITALG, PTA_RDPID,
31857 PTA_PCONFIG, PTA_WBNOINVD, PTA_AVX512VP2INTERSECT, PTA_PTWRITE,
31858 PTA_AVX512BF16, PTA_WAITPKG, PTA_MOVDIRI, PTA_MOVDIR64B, PTA_ENQCMD,
31859 PTA_CLDEMOTE, PTA_SERIALIZE, PTA_TSXLDTRK, PTA_AMX_TILE, PTA_AMX_INT8,
31860 PTA_AMX_BF16, PTA_UINTR, PTA_HRESET, PTA_KL, PTA_WIDEKL, PTA_AVXVNNI,
31861 PTA_X86_64_BASELINE, PTA_X86_64_V2, PTA_X86_64_V3, PTA_X86_64_V4,
31862 PTA_CORE2, PTA_NEHALEM, PTA_WESTMERE, PTA_SANDYBRIDGE, PTA_IVYBRIDGE,
31863 PTA_HASWELL, PTA_BROADWELL, PTA_SKYLAKE, PTA_SKYLAKE_AVX512,
31864 PTA_CASCADELAKE, PTA_COOPERLAKE, PTA_CANNONLAKE, PTA_ICELAKE_CLIENT,
31865 PTA_ICELAKE_SERVER, PTA_TIGERLAKE, PTA_SAPPHIRERAPIDS, PTA_ALDERLAKE,
31866 PTA_KNL, PTA_BONNELL, PTA_SILVERMONT, PTA_GOLDMONT, PTA_GOLDMONT_PLUS,
31867 PTA_TREMONT, PTA_KNM): Use constexpr instead of const.
31869 2021-02-18 Jakub Jelinek <jakub@redhat.com>
31871 PR middle-end/99109
31872 * gimple-array-bounds.cc (build_zero_elt_array_type): Rename to ...
31873 (build_printable_array_type): ... this. Add nelts argument. For
31874 overaligned eltype, use TYPE_MAIN_VARIANT (eltype) instead. If
31875 nelts, call build_array_type_nelts.
31876 (array_bounds_checker::check_mem_ref): Use build_printable_array_type
31877 instead of build_zero_elt_array_type and build_array_type_nelts.
31879 2021-02-18 Jakub Jelinek <jakub@redhat.com>
31882 * config/i386/i386.c (distance_non_agu_define): Don't call
31883 extract_insn_cached here.
31884 (ix86_lea_outperforms): Save and restore recog_data around call
31885 to distance_non_agu_define and distance_agu_use.
31886 (ix86_ok_to_clobber_flags): Remove.
31887 (ix86_avoid_lea_for_add): Don't call ix86_ok_to_clobber_flags.
31888 (ix86_avoid_lea_for_addr): Likewise. Adjust function comment.
31889 * config/i386/i386.md (*lea<mode>): Change from define_insn_and_split
31890 into define_insn. Move the splitting to define_peephole2 and
31891 check there using peep2_regno_dead_p if FLAGS_REG is dead.
31893 2021-02-17 Julian Brown <julian@codesourcery.com>
31895 * gimplify.c (gimplify_scan_omp_clauses): Handle ATTACH_DETACH
31898 2021-02-17 Xi Ruoyao <xry111@mengyan1223.wang>
31901 * config/mips/mips.c (mips_symbol_insns): Do not use
31902 MSA_SUPPORTED_MODE_P if mode is MAX_MACHINE_MODE.
31904 2021-02-16 Vladimir N. Makarov <vmakarov@redhat.com>
31906 PR inline-asm/98096
31907 * stmt.c (resolve_operand_name_1): Take inout operands into account
31908 for access to labels by names.
31909 * doc/extend.texi: Describe counting operands for accessing labels.
31911 2021-02-16 Richard Biener <rguenther@suse.de>
31913 PR tree-optimization/38474
31914 * tree-ssa-structalias.c (variable_info::address_taken): New.
31915 (new_var_info): Initialize address_taken.
31916 (process_constraint): Set address_taken.
31917 (solve_constraints): Use the new address_taken flag rather
31918 than is_reg_var for sorting variables.
31919 (dump_constraint): Dump the variable number if the name
31922 2021-02-16 Jakub Jelinek <jakub@redhat.com>
31925 * tree-vect-stmts.c (vectorizable_simd_clone_call): For num_calls != 1
31926 multiply by 4096 and for inbranch by 8192.
31927 * config/i386/i386.c (ix86_simd_clone_usable): For TARGET_AVX512F,
31928 return 3, 2 or 1 for mangle letters 'b', 'c' or 'd'.
31930 2021-02-15 Maya Rashish <coypu@sdf.org>
31932 * config/aarch64/aarch64.c (aarch64_init_builtins):
31933 Call SUBTARGET_INIT_BUILTINS.
31935 2021-02-15 Peter Bergner <bergner@linux.ibm.com>
31937 PR rtl-optimization/98872
31938 * init-regs.c (initialize_uninitialized_regs): Skip initialization
31939 if CONST0_RTX is NULL.
31941 2021-02-15 Richard Sandiford <richard.sandiford@arm.com>
31943 PR rtl-optimization/98863
31944 * rtl-ssa/functions.h (function_info::bb_live_out_info): Delete.
31945 (function_info::build_info): Turn into a declaration, moving the
31946 definition to internals.h.
31947 (function_info::bb_walker): Declare.
31948 (function_info::create_reg_use): Likewise.
31949 (function_info::calculate_potential_phi_regs): Take a build_info
31951 (function_info::place_phis, function_info::create_ebbs): Declare.
31952 (function_info::calculate_ebb_live_in_for_debug): Likewise.
31953 (function_info::populate_backedge_phis): Delete.
31954 (function_info::start_block, function_info::end_block): Declare.
31955 (function_info::populate_phi_inputs): Delete.
31956 (function_info::m_potential_phi_regs): Move information to build_info.
31957 * rtl-ssa/internals.h: New file.
31958 (function_info::bb_phi_info): New class.
31959 (function_info::build_info): Moved from functions.h.
31960 Add a constructor and destructor.
31961 (function_info::build_info::ebb_use): Delete.
31962 (function_info::build_info::ebb_def): Likewise.
31963 (function_info::build_info::bb_live_out): Likewise.
31964 (function_info::build_info::tmp_ebb_live_in_for_debug): New variable.
31965 (function_info::build_info::potential_phi_regs): Likewise.
31966 (function_info::build_info::potential_phi_regs_for_debug): Likewise.
31967 (function_info::build_info::ebb_def_regs): Likewise.
31968 (function_info::build_info::bb_phis): Likewise.
31969 (function_info::build_info::bb_mem_live_out): Likewise.
31970 (function_info::build_info::bb_to_rpo): Likewise.
31971 (function_info::build_info::def_stack): Likewise.
31972 (function_info::build_info::old_def_stack_limit): Likewise.
31973 * rtl-ssa/internals.inl (function_info::build_info::record_reg_def):
31974 Remove the regno argument. Push the previous definition onto the
31975 definition stack where necessary.
31976 * rtl-ssa/accesses.cc: Include internals.h.
31977 * rtl-ssa/changes.cc: Likewise.
31978 * rtl-ssa/blocks.cc: Likewise.
31979 (function_info::build_info::build_info): Define.
31980 (function_info::build_info::~build_info): Likewise.
31981 (function_info::bb_walker): New class.
31982 (function_info::bb_walker::bb_walker): Define.
31983 (function_info::add_live_out_use): Convert a logarithmic-complexity
31984 test into a linear one. Allow the same definition to be passed
31986 (function_info::calculate_potential_phi_regs): Moved from
31987 functions.cc. Take a build_info parameter and store the
31988 information there instead.
31989 (function_info::place_phis): New function.
31990 (function_info::add_entry_block_defs): Update call to record_reg_def.
31991 (function_info::calculate_ebb_live_in_for_debug): New function.
31992 (function_info::add_phi_nodes): Use bb_phis to decide which
31993 registers need phi nodes and initialize ebb_def_regs accordingly.
31994 Do not add degenerate phis here.
31995 (function_info::add_artificial_accesses): Use create_reg_use.
31996 Assert that all definitions are listed in the DF LR sets.
31997 Update call to record_reg_def.
31998 (function_info::record_block_live_out): Record live-out register
31999 values in the phis of successor blocks. Use the live-out set
32000 when processing the last block in an EBB, instead of always
32001 using the live-in sets of successor blocks. AND the live sets
32002 with the set of registers that have been defined in the EBB,
32003 rather than with all potential phi registers. Cope correctly
32004 with branches back to the start of the current EBB.
32005 (function_info::start_block): New function.
32006 (function_info::end_block): Likewise.
32007 (function_info::populate_phi_inputs): Likewise.
32008 (function_info::create_ebbs): Likewise.
32009 (function_info::process_all_blocks): Rewrite into a multi-phase
32011 * rtl-ssa/functions.cc: Include internals.h.
32012 (function_info::calculate_potential_phi_regs): Move to blocks.cc.
32013 (function_info::init_function_data): Remove caller.
32014 * rtl-ssa/insns.cc: Include internals.h
32015 (function_info::create_reg_use): New function. Lazily any
32016 degenerate phis needed by the linear RPO view.
32017 (function_info::record_use): Use create_reg_use. When processing
32018 debug uses, use potential_phi_regs and test it before checking
32019 whether the register is live on entry to the current EBB. Lazily
32020 calculate ebb_live_in_for_debug.
32021 (function_info::record_call_clobbers): Update call to record_reg_def.
32022 (function_info::record_def): Likewise.
32024 2021-02-15 Martin Liska <mliska@suse.cz>
32026 * toplev.c (init_asm_output): Free output of
32027 gen_command_line_string function.
32028 (process_options): Likewise.
32030 2021-02-15 Martin Liska <mliska@suse.cz>
32032 * params.opt: Add 2 missing Param keywords.
32034 2021-02-15 Eric Botcazou <ebotcazou@adacore.com>
32036 * df-core.c (df_worklist_dataflow_doublequeue): Use proper cast.
32038 2021-02-15 Jakub Jelinek <jakub@redhat.com>
32040 PR tree-optimization/99079
32041 * match.pd (A % (pow2pcst << N) -> A & ((pow2pcst << N) - 1)): Remove
32042 useless tree_nop_conversion_p (type, TREE_TYPE (@3)) check. Instead
32043 require both type and TREE_TYPE (@1) to be integral types and either
32044 type having smaller or equal precision, or TREE_TYPE (@1) being
32045 unsigned type, or type being signed type. If TREE_TYPE (@1)
32046 doesn't have wrapping overflow, perform the subtraction of one in
32049 2021-02-14 Jan Hubicka <hubicka@ucw.cz>
32050 Richard Biener <rguether@suse.de>
32053 * ipa-reference.c (ipa_init): Only conditinally initialize
32054 reference_vars_to_consider.
32055 (propagate): Conditionally deninitialize reference_vars_to_consider.
32056 (ipa_reference_write_optimization_summary): Sanity check that
32057 reference_vars_to_consider is not allocated.
32059 2021-02-13 Levy Hsu <admin@levyhsu.com>
32062 * config/riscv/riscv-shorten-memrefs.c (pass_shorten_memrefs): Add
32063 extend parameter to get_si_mem_base_reg declaration.
32064 (get_si_mem_base_reg): Add extend parameter. Set it.
32065 (analyze): Pass extend arg to get_si_mem_base_reg.
32066 (transform): Likewise. Use it when rewriting mems.
32067 * config/riscv/riscv.c (riscv_legitimize_move): Check for subword
32068 loads and emit sign/zero extending load followed by subreg move.
32070 2021-02-13 Jim Wilson <jimw@sifive.com>
32073 * config/riscv/riscv.c (riscv_compressed_lw_address_p): Drop early
32074 exit when !reload_completed. Only perform check for compressed reg
32075 if reload_completed.
32076 (riscv_rtx_costs): In MEM case, when optimizing for size and
32077 shorten memrefs, if not compressible, then increase cost.
32079 2021-02-13 Jakub Jelinek <jakub@redhat.com>
32081 PR rtl-optimization/98439
32082 * recog.c (pass_split_before_regstack::gate): Enable even when
32083 pass_split_before_sched2 is enabled if -fselective-scheduling2 is
32086 2021-02-13 Jakub Jelinek <jakub@redhat.com>
32089 * config/i386/mmx.md (*mmx_pshufd_1): Add a combine splitter for
32090 swap of V2SImode elements in memory into DImode memory rotate by 32.
32092 2021-02-12 Martin Sebor <msebor@redhat.com>
32094 * tree-pretty-print.c (print_generic_expr_to_str): Update comment.
32096 2021-02-12 Richard Sandiford <richard.sandiford@arm.com>
32098 * rtl-ssa/accesses.cc (function_info::make_use_available): Use
32099 m_temp_obstack rather than m_obstack to allocate the temporary use.
32101 2021-02-12 Richard Sandiford <richard.sandiford@arm.com>
32103 * df-problems.c (df_lr_bb_local_compute): Treat partial definitions
32104 as read-modify operations.
32106 2021-02-12 Richard Biener <rguenther@suse.de>
32108 PR middle-end/38474
32109 * ipa-fnsummary.c (unmodified_parm_1): Only walk when
32110 fbi->aa_walk_budget is bigger than zero. Update
32111 fbi->aa_walk_budget.
32112 (param_change_prob): Likewise.
32113 * ipa-prop.c (detect_type_change_from_memory_writes):
32114 Properly account walk_aliased_vdefs.
32115 (parm_preserved_before_stmt_p): Canonicalize updates.
32116 (parm_ref_data_preserved_p): Likewise.
32117 (parm_ref_data_pass_through_p): Likewise.
32118 (determine_known_aggregate_parts): Account own alias queries.
32120 2021-02-12 Martin Liska <mliska@suse.cz>
32122 * opts-common.c (decode_cmdline_option): Release werror_arg.
32123 * opts.c (gen_producer_string): Release output of
32124 gen_command_line_string.
32126 2021-02-12 Richard Biener <rguenther@suse.de>
32128 PR tree-optimization/38474
32129 * params.opt (-param=max-store-chains-to-track=): New param.
32130 (-param=max-stores-to-track=): Likewise.
32131 * doc/invoke.texi (max-store-chains-to-track): Document.
32132 (max-stores-to-track): Likewise.
32133 * gimple-ssa-store-merging.c (pass_store_merging::m_n_chains):
32135 (pass_store_merging::m_n_stores): Likewise.
32136 (pass_store_merging::terminate_and_process_chain): Update
32137 m_n_stores and m_n_chains.
32138 (pass_store_merging::process_store): Likewise. Terminate
32139 oldest chains if the number of stores or chains get too large.
32140 (imm_store_chain_info::terminate_and_process_chain): Dump
32143 2021-02-11 Eric Botcazou <ebotcazou@adacore.com>
32145 * config/i386/winnt.c (i386_pe_seh_unwind_emit): When switching to
32146 the cold section, emit a nop before the directive if the previous
32147 active instruction can throw.
32149 2021-02-11 Peter Bergner <bergner@linux.ibm.com>
32152 * config/rs6000/predicates.md (mma_assemble_input_operand): Restrict
32153 memory addresses that are legal for quad word accesses.
32155 2021-02-11 Andrea Corallo <andrea.corallo@arm.com>
32158 * config/arm/thumb2.md (*doloop_end_internal): Generate
32159 alternative sequence to handle long range branches.
32161 2021-02-11 Joel Hutton <joel.hutton@arm.com>
32163 PR tree-optimization/98772
32164 * optabs-tree.c (supportable_half_widening_operation): New function
32165 to check for supportable V8QI->V8HI widening patterns.
32166 * optabs-tree.h (supportable_half_widening_operation): New function.
32167 * tree-vect-stmts.c (vect_create_half_widening_stmts): New function
32168 to create promotion stmts for V8QI->V8HI widening patterns.
32169 (vectorizable_conversion): Add case for V8QI->V8HI.
32171 2021-02-11 Richard Biener <rguenther@suse.de>
32173 * sparseset.h (SPARSESET_ELT_BITS): Remove.
32174 (SPARSESET_ELT_TYPE): Use unsigned int.
32175 * fwprop.c: Do not include sparseset.h.
32177 2021-02-10 Jakub Jelinek <jakub@redhat.com>
32180 * varasm.c (declare_weak): For -fsyntax-only, allow even
32181 TREE_ASM_WRITTEN function decls.
32183 2021-02-10 Jakub Jelinek <jakub@redhat.com>
32186 * config/i386/sse.md (fix<fixunssuffix>_truncv2sfv2di2,
32187 <insn>v8qiv8hi2, <insn>v8qiv8si2, <insn>v4qiv4si2, <insn>v4hiv4si2,
32188 <insn>v8qiv8di2, <insn>v4qiv4di2, <insn>v2qiv2di2, <insn>v4hiv4di2,
32189 <insn>v2hiv2di2, <insn>v2siv2di2): Force operands[1] into REG before
32190 calling simplify_gen_subreg on it.
32192 2021-02-10 Martin Liska <mliska@suse.cz>
32194 * config/nvptx/nvptx.c (nvptx_option_override): Use
32195 flag_patchable_function_entry instead of the removed
32196 function_entry_patch_area_size.
32198 2021-02-10 Martin Liska <mliska@suse.cz>
32200 PR tree-optimization/99002
32201 PR tree-optimization/99026
32202 * gimple-if-to-switch.cc (if_chain::is_beneficial): Fix memory
32203 leak when adjacent cases are merged.
32204 * tree-switch-conversion.c (switch_decision_tree::analyze_switch_statement): Use
32206 (make_pass_lower_switch): Remove trailing whitespace.
32207 * tree-switch-conversion.h (release_clusters): New.
32209 2021-02-10 Richard Biener <rguenther@suse.de>
32211 PR rtl-optimization/99054
32212 * cfgrtl.c (rtl-optimization/99054): Return an auto_vec.
32213 (fixup_partitions): Adjust.
32214 (rtl_verify_edges): Likewise.
32216 2021-02-10 Jakub Jelinek <jakub@redhat.com>
32218 PR middle-end/99007
32219 * gimplify.c (gimplify_scan_omp_clauses): For MEM_REF on reductions,
32220 temporarily disable gimplify_ctxp->into_ssa around gimplify_expr
32223 2021-02-10 Richard Biener <rguenther@suse.de>
32226 * ipa-pure-const.c (propagate_malloc): Use an auto_vec<>
32229 2021-02-10 Richard Biener <rguenther@suse.de>
32231 PR tree-optimization/99024
32232 * tree-vect-loop.c (_loop_vec_info::~_loop_vec_info): Only
32233 clear loop->aux if it is associated with the destroyed loop_vinfo.
32235 2021-02-10 Martin Liska <mliska@suse.cz>
32237 PR tree-optimization/99002
32238 * gimple-if-to-switch.cc (find_conditions): Fix memory leak
32241 2021-02-10 Martin Liska <mliska@suse.cz>
32244 * ipa-icf.c (sem_item::add_reference): Fix memory leak when
32245 a reference exists.
32247 2021-02-10 Jakub Jelinek <jakub@redhat.com>
32250 * dwarf2out.c (prune_unused_types_walk): Mark DW_TAG_variable DIEs
32251 at class scope for DWARF5+.
32253 2021-02-09 Eric Botcazou <ebotcazou@adacore.com>
32255 PR rtl-optimization/96015
32256 * reorg.c (skip_consecutive_labels): Minor comment tweaks.
32257 (relax_delay_slots): When deleting a jump to the next active
32258 instruction over a barrier, first delete the barrier if the
32259 jump is the only way to reach the target label.
32261 2021-02-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
32263 * config/aarch64/aarch64-cost-tables.h: Add entries for vect.mul.
32264 * config/aarch64/aarch64.c (aarch64_rtx_mult_cost): Use vect.mul for
32265 vector multiplies and vect.alu for SSRA.
32266 * config/arm/aarch-common-protos.h (struct vector_cost_table): Define
32267 vect.mul cost field.
32268 * config/arm/aarch-cost-tables.h: Add entries for vect.mul.
32269 * config/arm/arm.c: Likewise.
32271 2021-02-09 Richard Biener <rguenther@suse.de>
32273 PR tree-optimization/98863
32274 * tree-ssa-sccvn.h (vn_avail::next_undo): Add.
32275 * tree-ssa-sccvn.c (last_pushed_avail): New global.
32276 (rpo_elim::eliminate_push_avail): Chain pushed avails.
32277 (unwind_state::avail_top): Add.
32278 (do_unwind): Rewrite unwinding of avail entries.
32279 (do_rpo_vn): Initialize last_pushed_avail and
32280 avail_top of the undo state.
32282 2021-02-09 Jakub Jelinek <jakub@redhat.com>
32284 PR middle-end/99004
32285 * calls.c (maybe_warn_rdwr_sizes): Change s0 and s1 type from
32286 const char * to char * and free those pointers after use.
32288 2021-02-09 Richard Biener <rguenther@suse.de>
32290 PR tree-optimization/99017
32291 * tree-vect-slp.c (vect_bb_vectorization_profitable_p): Allow
32292 zero vector cost entries.
32294 2021-02-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
32296 PR middle-end/98974
32297 * tree-vect-stmts.c (vectorizable_condition): Remove shadow vec_num
32298 parameter in vectorizable_condition.
32300 2021-02-08 Richard Biener <rguenther@suse.de>
32303 * tree.c (walk_tree_1): Walk VECTOR_CST elements.
32305 2021-02-08 Martin Liska <mliska@suse.cz>
32308 * cfgexpand.c (pass_expand::execute): Parse per-function option
32309 flag_patchable_function_entry and use it.
32310 * common.opt: Remove function_entry_patch_area_size and
32311 function_entry_patch_area_start global variables.
32312 * opts.c (parse_and_check_patch_area): New function.
32313 (common_handle_option): Use it.
32314 * opts.h (parse_and_check_patch_area): New function.
32315 * toplev.c (process_options): Parse and use
32316 function_entry_patch_area_size.
32318 2021-02-08 Martin Sebor <msebor@redhat.com>
32320 * doc/extend.texi (attribute malloc): Correct typos.
32322 2021-02-05 Nathan Sidwell <nathan@acm.org>
32325 * gcc.c (driver::maybe_run_linker): Check for input file
32326 accessibility if not linking.
32328 2021-02-05 Richard Biener <rguenther@suse.de>
32330 PR tree-optimization/98855
32331 * tree-vectorizer.h (add_stmt_cost): New overload.
32332 * tree-vect-slp.c (li_cost_vec_cmp): New.
32333 (vect_bb_slp_scalar_cost): Cost individual loop regions
32334 separately. Account for the scalar instance root stmt.
32336 2021-02-05 Tom de Vries <tdevries@suse.de>
32339 * tree-switch-conversion.c (jump_table_cluster::emit): Add loc
32341 (bit_test_cluster::emit): Reuse location_t for newly created
32343 (switch_decision_tree::try_switch_expansion): Preserve
32345 * tree-switch-conversion.h: Change function signatures.
32347 2021-02-05 Jakub Jelinek <jakub@redhat.com>
32350 * config/i386/i386-options.c (m_NONE, m_ALL): Define.
32351 * config/i386/x86-tune.def (X86_TUNE_BRANCH_PREDICTION_HINTS,
32352 X86_TUNE_PROMOTE_QI_REGS): Use m_NONE instead of 0U.
32353 (X86_TUNE_QIMODE_MATH): Use m_ALL instead of ~0U.
32355 2021-02-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32357 * config/aarch64/aarch64-simd-builtins.def (get_high): Define builtin.
32358 * config/aarch64/aarch64-simd.md (aarch64_get_high<mode>): Define.
32359 * config/aarch64/arm_neon.h (__GET_HIGH): Delete.
32360 (vget_high_f16): Reimplement using new builtin.
32361 (vget_high_f32): Likewise.
32362 (vget_high_f64): Likewise.
32363 (vget_high_p8): Likewise.
32364 (vget_high_p16): Likewise.
32365 (vget_high_p64): Likewise.
32366 (vget_high_s8): Likewise.
32367 (vget_high_s16): Likewise.
32368 (vget_high_s32): Likewise.
32369 (vget_high_s64): Likewise.
32370 (vget_high_u8): Likewise.
32371 (vget_high_u16): Likewise.
32372 (vget_high_u32): Likewise.
32373 (vget_high_u64): Likewise.
32375 2021-02-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32377 * config/aarch64/aarch64-simd-builtins.def (get_low): Define builtin.
32378 * config/aarch64/aarch64-simd.md (aarch64_get_low<mode>): Define.
32379 * config/aarch64/arm_neon.h (__GET_LOW): Delete.
32380 (vget_low_f16): Reimplement using new builtin.
32381 (vget_low_f32): Likewise.
32382 (vget_low_f64): Likewise.
32383 (vget_low_p8): Likewise.
32384 (vget_low_p16): Likewise.
32385 (vget_low_p64): Likewise.
32386 (vget_low_s8): Likewise.
32387 (vget_low_s16): Likewise.
32388 (vget_low_s32): Likewise.
32389 (vget_low_s64): Likewise.
32390 (vget_low_u8): Likewise.
32391 (vget_low_u16): Likewise.
32392 (vget_low_u32): Likewise.
32393 (vget_low_u64): Likewise.
32395 2021-02-05 Kito Cheng <kito.cheng@sifive.com>
32397 * gcc.c (print_multilib_info): Check all required argument is provided
32400 2021-02-05 liuhongt <hongtao.liu@intel.com>
32403 * config/i386/i386-expand.c (ix86_expand_sse_cmp): Don't
32404 generate integer mask comparison for 128/256-bits vector when
32405 op_true/op_false is NULL_RTX or CONSTM1_RTX/CONST0_RTX. Also
32406 delete redundant !maskcmp condition.
32407 (ix86_expand_int_vec_cmp): Ditto but no redundant deletion
32409 (ix86_expand_sse_movcc): Delete definition of maskcmp, add the
32410 condition directly to if (maskcmp), add extra check for
32411 cmpmode, it should be MODE_INT.
32412 (ix86_expand_fp_vec_cmp): Pass NULL to ix86_expand_sse_cmp's
32413 parameters op_true/op_false.
32414 (ix86_use_mask_cmp_p): New.
32416 2021-02-05 liuhongt <hongtao.liu@intel.com>
32419 * config/i386/x86-tune.def (X86_TUNE_AVX256_UNALIGNED_LOAD_OPTIMAL):
32420 Remove m_GENERIC from ~list.
32421 (X86_TUNE_AVX256_UNALIGNED_STORE_OPTIMAL): Ditto.
32423 2021-02-04 David Malcolm <dmalcolm@redhat.com>
32426 * diagnostic-show-locus.c (compatible_locations_p): Require
32427 locations in the same macro map to be either both from the
32428 macro definition, or both from the macro arguments.
32430 2021-02-04 Jonathan Wright <jonathan.wright@arm.com>
32432 * config/aarch64/aarch64-simd-builtins.def: Add
32433 [su]mull_hi_lane[q] builtin generator macros.
32434 * config/aarch64/aarch64-simd.md
32435 (aarch64_<su>mull_hi_lane<mode>_insn): Define.
32436 (aarch64_<su>mull_hi_lane<mode>): Define.
32437 (aarch64_<su>mull_hi_laneq<mode>_insn): Define.
32438 (aarch64_<su>mull_hi_laneq<mode>): Define.
32439 * config/aarch64/arm_neon.h (vmull_high_lane_s16): Use RTL
32440 builtin instead of inline asm.
32441 (vmull_high_lane_s32): Likewise.
32442 (vmull_high_lane_u16): Likewise.
32443 (vmull_high_lane_u32): Likewise.
32444 (vmull_high_laneq_s16): Likewise.
32445 (vmull_high_laneq_s32): Likewise.
32446 (vmull_high_laneq_u16): Likewise.
32447 (vmull_high_laneq_u32): Liekwise.
32449 2021-02-04 Jonathan Wright <jonathan.wright@arm.com>
32451 * config/aarch64/aarch64-simd-builtins.def: Add [su]mull_hi_n
32452 builtin generator macros.
32453 * config/aarch64/aarch64-simd.md
32454 (aarch64_<su>mull_hi_n<mode>_insn): Define.
32455 (aarch64_<su>mull_hi_n<mode>): Define.
32456 * config/aarch64/arm_neon.h (vmull_high_n_s16): Use RTL builtin
32457 instead of inline asm.
32458 (vmull_high_n_s32): Likewise.
32459 (vmull_high_n_u16): Likewise.
32460 (vmull_high_n_u32): Likewise.
32462 2021-02-04 Richard Biener <rguenther@suse.de>
32464 PR tree-optimization/98855
32465 * tree-vect-loop.c (vectorizable_phi): Do not cost
32466 single-argument PHIs.
32467 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Likewise.
32468 * tree-vect-stmts.c (vectorizable_bswap): Also perform
32469 costing for SLP operation.
32471 2021-02-04 Martin Liska <mliska@suse.cz>
32473 * doc/extend.texi: Mention -mprefer-vector-width in target
32476 2021-02-03 Martin Sebor <msebor@redhat.com>
32478 PR tree-optimization/98937
32479 * tree-ssa-strlen.c (strlen_dom_walker::~strlen_dom_walker): Define.
32480 Flush pointer_query cache.
32482 2021-02-03 Aaron Sawdey <acsawdey@linux.ibm.com>
32484 * config/rs6000/genfusion.pl (gen_2logical): Add missing
32485 fixes based on patch review.
32486 * config/rs6000/fusion.md: Regenerate file.
32488 2021-02-03 Aaron Sawdey <acsawdey@linux.ibm.com>
32490 * config/rs6000/t-rs6000: Comment out auto generation of
32493 2021-02-03 Andrew Stubbs <ams@codesourcery.com>
32495 * config/gcn/gcn-opts.h (enum processor_type): Add PROCESSOR_GFX908.
32496 * config/gcn/gcn.c (gcn_omp_device_kind_arch_isa): Add gfx908.
32497 (output_file_start): Add gfx908.
32498 * config/gcn/gcn.opt (gpu_type): Add gfx908.
32499 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add march=gfx908.
32500 (MULTILIB_DIRNAMES): Add gfx908.
32501 * config/gcn/mkoffload.c (EF_AMDGPU_MACH_AMDGCN_GFX908): New define.
32502 (main): Recognize gfx908.
32503 * config/gcn/t-omp-device: Add gfx908.
32505 2021-02-03 Jonathan Wright <jonathan.wright@arm.com>
32507 * config/aarch64/aarch64-simd-builtins.def: Add
32508 [su]mlsl_hi_lane[q] builtin macro generators.
32509 * config/aarch64/aarch64-simd.md
32510 (aarch64_<su>mlsl_hi_lane<mode>_insn): Define.
32511 (aarch64_<su>mlsl_hi_lane<mode>): Define.
32512 (aarch64_<su>mlsl_hi_laneq<mode>_insn): Define.
32513 (aarch64_<su>mlsl_hi_laneq<mode>): Define.
32514 * config/aarch64/arm_neon.h (vmlsl_high_lane_s16): Use RTL
32515 builtin instead of inline asm.
32516 (vmlsl_high_lane_s32): Likewise.
32517 (vmlsl_high_lane_u16): Likewise.
32518 (vmlsl_high_lane_u32): Likewise.
32519 (vmlsl_high_laneq_s16): Likewise.
32520 (vmlsl_high_laneq_s32): Likewise.
32521 (vmlsl_high_laneq_u16): Likewise.
32522 (vmlsl_high_laneq_u32): Likewise.
32523 (vmlal_high_laneq_u32): Likewise.
32525 2021-02-03 Jonathan Wright <jonathan.wright@arm.com>
32527 * config/aarch64/aarch64-simd-builtins.def: Add
32528 [su]mlal_hi_lane[q] builtin generator macros.
32529 * config/aarch64/aarch64-simd.md
32530 (aarch64_<su>mlal_hi_lane<mode>_insn): Define.
32531 (aarch64_<su>mlal_hi_lane<mode>): Define.
32532 (aarch64_<su>mlal_hi_laneq<mode>_insn): Define.
32533 (aarch64_<su>mlal_hi_laneq<mode>): Define.
32534 * config/aarch64/arm_neon.h (vmlal_high_lane_s16): Use RTL
32535 builtin instead of inline asm.
32536 (vmlal_high_lane_s32): Likewise.
32537 (vmlal_high_lane_u16): Likewise.
32538 (vmlal_high_lane_u32): Likewise.
32539 (vmlal_high_laneq_s16): Likewise.
32540 (vmlal_high_laneq_s32): Likewise.
32541 (vmlal_high_laneq_u16): Likewise.
32542 (vmlal_high_laneq_u32): Likewise.
32544 2021-02-03 Jonathan Wright <jonathan.wright@arm.com>
32546 * config/aarch64/aarch64-simd-builtins.def: Add [su]mlsl_hi_n
32547 builtin generator macros.
32548 * config/aarch64/aarch64-simd.md (aarch64_<su>mlsl_hi_n<mode>_insn):
32550 (aarch64_<su>mlsl_hi_n<mode>): Define.
32551 * config/aarch64/arm_neon.h (vmlsl_high_n_s16): Use RTL builtin
32552 instead of inline asm.
32553 (vmlsl_high_n_s32): Likewise.
32554 (vmlsl_high_n_u16): Likewise.
32555 (vmlsl_high_n_u32): Likewise.
32557 2021-02-03 Jonathan Wright <jonathan.wright@arm.com>
32559 * config/aarch64/aarch64-simd-builtins.def: Add [su]mlal_hi_n
32560 builtin generator macros.
32561 * config/aarch64/aarch64-simd.md (aarch64_<su>mlal_hi_n<mode>_insn):
32563 (aarch64_<su>mlal_hi_n<mode>): Define.
32564 * config/aarch64/arm_neon.h (vmlal_high_n_s16): Use RTL builtin
32565 instead of inline asm.
32566 (vmlal_high_n_s32): Likewise.
32567 (vmlal_high_n_u16): Likewise.
32568 (vmlal_high_n_u32): Likewise.
32570 2021-02-03 Jonathan Wright <jonathan.wright@arm.com>
32572 * config/aarch64/aarch64-simd-builtins.def: Add RTL builtin
32574 * config/aarch64/aarch64-simd.md (*aarch64_<su>mlal_hi<mode>):
32576 (aarch64_<su>mlal_hi<mode>_insn): This.
32577 (aarch64_<su>mlal_hi<mode>): Define.
32578 * config/aarch64/arm_neon.h (vmlal_high_s8): Use RTL builtin
32579 instead of inline asm.
32580 (vmlal_high_s16): Likewise.
32581 (vmlal_high_s32): Likewise.
32582 (vmlal_high_u8): Likewise.
32583 (vmlal_high_u16): Likewise.
32584 (vmlal_high_u32): Likewise.
32586 2021-02-03 Ilya Leoshkevich <iii@linux.ibm.com>
32588 * lra-spills.c (remove_pseudos): Call lra_update_insn_recog_data()
32589 after calling alter_subreg() on a (mem).
32591 2021-02-03 Martin Liska <mliska@suse.cz>
32594 * lto-streamer-out.c (produce_lto_section): Fill up missing
32596 * lto-streamer.h (struct lto_section): Add _padding field.
32598 2021-02-03 Richard Biener <rguenther@suse.de>
32600 * lto-streamer.c (lto_get_section_name): Free temporary
32602 * tree-loop-distribution.c
32603 (loop_distribution::merge_dep_scc_partitions): Free edge data.
32605 2021-02-03 Jakub Jelinek <jakub@redhat.com>
32607 PR middle-end/97487
32608 * ifcvt.c (noce_can_force_operand): New function.
32609 (noce_emit_move_insn): Use it.
32610 (noce_try_sign_mask): Likewise. Formatting fix.
32612 2021-02-03 Jakub Jelinek <jakub@redhat.com>
32614 PR middle-end/97971
32615 * lra-constraints.c (process_alt_operands): For inline asm, don't call
32616 fatal_insn, but instead return false.
32618 2021-02-03 Jakub Jelinek <jakub@redhat.com>
32620 PR tree-optimization/98287
32621 * config/i386/mmx.md (<insn><mode>3): For shifts don't enable expander
32624 2021-02-03 Tamar Christina <tamar.christina@arm.com>
32626 PR tree-optimization/98928
32627 * tree-vect-loop.c (vect_analyze_loop_2): Change
32628 STMT_VINFO_SLP_VECT_ONLY to STMT_VINFO_SLP_VECT_ONLY_PATTERN.
32629 * tree-vect-slp-patterns.c (complex_pattern::build): Likewise.
32630 * tree-vectorizer.h (STMT_VINFO_SLP_VECT_ONLY_PATTERN): New.
32631 (class _stmt_vec_info): Add slp_vect_pattern_only_p.
32633 2021-02-02 Richard Biener <rguenther@suse.de>
32635 * gimple-loop-interchange.cc (prepare_data_references):
32637 * gimple-loop-jam.c (tree_loop_unroll_and_jam): Likewise.
32638 * tree-ssa-loop-im.c (hoist_memory_references): Likewise.
32639 * tree-vect-stmts.c (vectorizable_condition): Do not
32641 (vectorizable_comparison): Likewise.
32643 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32645 * config/aarch64/aarch64-simd-builtins.def (ursqrte): Define builtin.
32646 * config/aarch64/aarch64-simd.md (aarch64_ursqrte<mode>): New pattern.
32647 * config/aarch64/arm_neon.h (vrsqrte_u32): Reimplement using builtin.
32648 (vrsqrteq_u32): Likewise.
32650 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32652 * config/aarch64/aarch64-simd-builtins.def (sqxtun2): Define builtin.
32653 * config/aarch64/aarch64-simd.md (aarch64_sqxtun2<mode>_le): Define.
32654 (aarch64_sqxtun2<mode>_be): Likewise.
32655 (aarch64_sqxtun2<mode>): Likewise.
32656 * config/aarch64/arm_neon.h (vqmovun_high_s16): Reimplement using builtin.
32657 (vqmovun_high_s32): Likewise.
32658 (vqmovun_high_s64): Likewise.
32659 * config/aarch64/iterators.md (UNSPEC_SQXTUN2): Define.
32661 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32663 * config/aarch64/aarch64-simd-builtins.def (bfdot_lane, bfdot_laneq): Use
32665 (bfmlalb_lane, bfmlalt_lane, bfmlalb_lane_q, bfmlalt_lane_q): Use FP flags.
32667 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32669 * config/aarch64/aarch64-simd-builtins.def (fcmla_lane0, fcmla_lane90,
32670 fcmla_lane180, fcmla_lane270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
32671 fcmlaq_lane270, scvtf, ucvtf, fcvtzs, fcvtzu, scvtfsi, scvtfdi, ucvtfsi,
32672 ucvtfdi, fcvtzshf, fcvtzuhf, fmlal_lane_low, fmlsl_lane_low,
32673 fmlal_laneq_low, fmlsl_laneq_low, fmlalq_lane_low, fmlslq_lane_low,
32674 fmlalq_laneq_low, fmlslq_laneq_low, fmlal_lane_high, fmlsl_lane_high,
32675 fmlal_laneq_high, fmlsl_laneq_high, fmlalq_lane_high, fmlslq_lane_high,
32676 fmlalq_laneq_high, fmlslq_laneq_high): Use FP flags.
32678 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32680 * config/aarch64/aarch64-builtins.c (FLAG_LOAD): Define.
32681 * config/aarch64/aarch64-simd-builtins.def (ld1x2, ld2, ld3, ld4, ld2r,
32682 ld3r, ld4r, ld1, ld1x3, ld1x4): Use LOAD flags.
32684 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32686 * config/aarch64/aarch64-simd-builtins.def (combine, zip1, zip2,
32687 uzp1, uzp2, trn1, trn2, simd_bsl): Use AUTO_FP flags.
32689 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32691 * config/aarch64/aarch64-simd-builtins.def (clrsb, clz, ctz, popcount,
32692 vec_smult_lane_, vec_smlal_lane_, vec_smult_laneq_, vec_smlal_laneq_,
32693 vec_umult_lane_, vec_umlal_lane_, vec_umult_laneq_, vec_umlal_laneq_,
32694 ashl, sshl, ushl, srshl, urshl, sdot_lane, udot_lane, sdot_laneq,
32695 udot_laneq, usdot_lane, usdot_laneq, sudot_lane, sudot_laneq, ashr,
32696 ashr_simd, lshr, lshr_simd, srshr_n, urshr_n, ssra_n, usra_n, srsra_n,
32697 ursra_n, sshll_n, ushll_n, sshll2_n, ushll2_n, ssri_n, usri_n, ssli_n,
32698 ssli_n, usli_n, bswap, rbit, simd_bsl, eor3q, rax1q, xarq, bcaxq): Use
32699 NONE builtin flags.
32701 2021-02-02 Jakub Jelinek <jakub@redhat.com>
32703 PR tree-optimization/98848
32704 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Punt if
32705 STMT_VINFO_DEF_TYPE (last_stmt_info) is vect_reduction_def.
32707 2021-02-02 Kito Cheng <kito.cheng@sifive.com>
32710 * expr.c: Check mode before calling store_expr.
32712 2021-02-02 Christophe Lyon <christophe.lyon@linaro.org>
32714 * config/arm/iterators.md (supf): Remove VORNQ_S and VORNQ_U.
32716 * config/arm/mve.md (mve_vornq_s<mode>): New entry for vorn
32717 instruction using expression ior.
32718 (mve_vornq_u<mode>): New expander.
32719 (mve_vornq_f<mode>): Use ior code instead of unspec.
32720 * config/arm/unspecs.md (VORNQ_S, VORNQ_U, VORNQ_F): Remove.
32722 2021-02-02 Alexandre Oliva <oliva@adacore.com>
32724 * tree-nested.c (convert_nonlocal_reference_op): Move
32725 current_function_decl restore after re-gimplification.
32726 (convert_local_reference_op): Likewise.
32728 2021-02-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32730 * config/aarch64/aarch64-simd-builtins.def (rshrn, rshrn2):
32732 * config/aarch64/aarch64-simd.md (aarch64_rshrn<mode>_insn_le):
32734 (aarch64_rshrn<mode>_insn_be): Likewise.
32735 (aarch64_rshrn<mode>): Likewise.
32736 (aarch64_rshrn2<mode>_insn_le): Likewise.
32737 (aarch64_rshrn2<mode>_insn_be): Likewise.
32738 (aarch64_rshrn2<mode>): Likewise.
32739 * config/aarch64/aarch64.md (unspec): Add UNSPEC_RSHRN.
32740 * config/aarch64/arm_neon.h (vrshrn_high_n_s16): Reimplement
32742 (vrshrn_high_n_s32): Likewise.
32743 (vrshrn_high_n_s64): Likewise.
32744 (vrshrn_high_n_u16): Likewise.
32745 (vrshrn_high_n_u32): Likewise.
32746 (vrshrn_high_n_u64): Likewise.
32747 (vrshrn_n_s16): Likewise.
32748 (vrshrn_n_s32): Likewise.
32749 (vrshrn_n_s64): Likewise.
32750 (vrshrn_n_u16): Likewise.
32751 (vrshrn_n_u32): Likewise.
32752 (vrshrn_n_u64): Likewise.
32754 2021-02-01 Sergei Trofimovich <siarheit@google.com>
32756 PR tree-optimization/98499
32757 * ipa-modref.c (analyze_ssa_name_flags): treat RVO
32758 conservatively and assume all possible side-effects.
32760 2021-02-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32762 * config/aarch64/aarch64-simd-builtins.def (vec_unpacks_hi,
32763 vec_unpacku_hi_): Define builtins.
32764 * config/aarch64/arm_neon.h (vmovl_high_s8): Reimplement using
32766 (vmovl_high_s16): Likewise.
32767 (vmovl_high_s32): Likewise.
32768 (vmovl_high_u8): Likewise.
32769 (vmovl_high_u16): Likewise.
32770 (vmovl_high_u32): Likewise.
32772 2021-02-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32774 * config/aarch64/aarch64-simd-builtins.def (sabdl, uabdl):
32776 * config/aarch64/aarch64-simd.md (aarch64_<sur>abdl<mode>): New
32778 * config/aarch64/aarch64.md (unspec): Define UNSPEC_SABDL,
32780 * config/aarch64/arm_neon.h (vabdl_s8): Reimplemet using
32782 (vabdl_s16): Likewise.
32783 (vabdl_s32): Likewise.
32784 (vabdl_u8): Likewise.
32785 (vabdl_u16): Likewise.
32786 (vabdl_u32): Likewise.
32787 * config/aarch64/iterators.md (ABDL): New int iterator.
32788 (sur): Handle UNSPEC_SABDL, UNSPEC_UABDL.
32790 2021-02-01 Martin Sebor <msebor@redhat.com>
32792 * tree.h (BLOCK_VARS): Add comment.
32793 (BLOCK_SUBBLOCKS): Same.
32794 (BLOCK_SUPERCONTEXT): Same.
32795 (BLOCK_ABSTRACT_ORIGIN): Same.
32796 (inlined_function_outer_scope_p): Same.
32798 2021-02-01 Martin Sebor <msebor@redhat.com>
32800 PR middle-end/97172
32801 * attribs.c (attr_access::free_lang_data): Define new function.
32802 * attribs.h (attr_access::free_lang_data): Declare new function.
32804 2021-02-01 Richard Biener <rguenther@suse.de>
32806 * vec.h (auto_vec::auto_vec): Add memory stat parameters
32808 * bitmap.h (auto_bitmap::auto_bitmap): Likewise.
32810 2021-02-01 Tamar Christina <tamar.christina@arm.com>
32812 * config/aarch64/aarch64-simd.md (aarch64_<su>mlal_n<mode>,
32813 aarch64_<su>mlsl<mode>, aarch64_<su>mlsl_n<mode>): Flip mult operands.
32815 2021-02-01 Richard Biener <rguenther@suse.de>
32817 PR rtl-optimization/98863
32818 * config/i386/i386-features.c (convert_scalars_to_vector):
32819 Set DF_RD_PRUNE_DEAD_DEFS.
32821 2021-01-31 Eric Botcazou <ebotcazou@adacore.com>
32823 * system.h (SIZE_MAX): Define if not already defined.
32825 2021-01-30 Aaron Sawdey <acsawdey@linux.ibm.com>
32827 * config/rs6000/genfusion.pl (gen_2logical): New function to
32828 generate patterns for logical-logical fusion.
32829 * config/rs6000/fusion.md: Regenerated patterns.
32830 * config/rs6000/rs6000-cpus.def: Add
32831 OPTION_MASK_P10_FUSION_2LOGICAL.
32832 * config/rs6000/rs6000.c (rs6000_option_override_internal):
32833 Enable logical-logical fusion for p10.
32834 * config/rs6000/rs6000.opt: Add -mpower10-fusion-2logical.
32836 2021-01-30 David Edelsohn <dje.gcc@gmail.com>
32838 * config/rs6000/rs6000.opt: Add periods to new AIX options.
32840 2021-01-30 David Edelsohn <dje.gcc@gmail.com>
32842 * config/rs6000/rs6000.opt (mabi=vec-extabi): New.
32843 (mabi=vec-default): New.
32844 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Define
32845 __EXTABI__ for AIX Vector extended ABI.
32846 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print AIX Vector
32848 (conditional_register_usage): If AIX vec_extabi enabled, vs20-vs31
32850 * doc/invoke.texi (PowerPC mabi): Add AIX vec-extabi and vec-default.
32852 2021-01-30 Jakub Jelinek <jakub@redhat.com>
32854 * config/i386/i386-features.c (remove_partial_avx_dependency): Clear
32855 DF_DEFER_INSN_RESCAN after calling df_process_deferred_rescans.
32857 2021-01-29 Vladimir N. Makarov <vmakarov@redhat.com>
32860 * lra-constraints.c (in_class_p): Don't narrow class only for REG
32863 2021-01-29 Will Schmidt <will_schmidt@vnet.ibm.com>
32865 * config/rs6000/rs6000-call.c (rs6000_expand_binup_builtin): Add
32866 clauses for CODE_FOR_vsx_xvcvuxddp_scale and
32867 CODE_FOR_vsx_xvcvsxddp_scale to the parameter checking code.
32869 2021-01-29 Andrew MacLeod <amacleod@redhat.com>
32871 PR tree-optimization/98866
32872 * gimple-range-gori.h (gori_compute:set_range_invariant): New.
32873 * gimple-range-gori.cc (gori_map::set_range_invariant): New.
32874 (gori_map::m_maybe_invariant): Rename from all_outgoing.
32875 (gori_map::gori_map): Rename all_outgoing to m_maybe_invariant.
32876 (gori_map::is_export_p): Ditto.
32877 (gori_map::calculate_gori): Ditto.
32878 (gori_compute::set_range_invariant): New.
32879 * gimple-range.cc (gimple_ranger::range_of_stmt): Set range
32880 invariant for pointers evaluating to [1, +INF].
32882 2021-01-29 Richard Biener <rguenther@suse.de>
32884 PR rtl-optimization/98863
32885 * config/i386/i386-features.c (remove_partial_avx_dependency):
32886 Do not perform DF analysis.
32887 (pass_data_remove_partial_avx_dependency): Remove
32890 2021-01-29 Jonathan Wright <jonathan.wright@arm.com>
32892 * config/aarch64/aarch64-simd-builtins.def: Add [su]mull_n
32893 builtin generator macros.
32894 * config/aarch64/aarch64-simd.md (aarch64_<su>mull_n<mode>):
32896 * config/aarch64/arm_neon.h (vmull_n_s16): Use RTL builtin
32897 instead of inline asm.
32898 (vmull_n_s32): Likewise.
32899 (vmull_n_u16): Likewise.
32900 (vmull_n_u32): Likewise.
32902 2021-01-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32904 * config/aarch64/aarch64-simd-builtins.def (sabdl2, uabdl2):
32906 * config/aarch64/aarch64-simd.md (aarch64_<sur>abdl2<mode>_3):
32908 (aarch64_<sur>abdl2<mode>): ... This.
32909 (<sur>sadv16qi): Adjust use of above.
32910 * config/aarch64/arm_neon.h (vabdl_high_s8): Reimplement using
32912 (vabdl_high_s16): Likewise.
32913 (vabdl_high_s32): Likewise.
32914 (vabdl_high_u8): Likewise.
32915 (vabdl_high_u16): Likewise.
32916 (vabdl_high_u32): Likewise.
32918 2021-01-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32920 * config/aarch64/aarch64-simd-builtins.def (sabal2): Define
32922 (uabal2): Likewise.
32923 * config/aarch64/aarch64-simd.md (aarch64_<sur>abal2<mode>): New
32925 * config/aarch64/aarch64.md (unspec): Add UNSPEC_SABAL2 and
32927 * config/aarch64/arm_neon.h (vabal_high_s8): Reimplement using
32929 (vabal_high_s16): Likewise.
32930 (vabal_high_s32): Likewise.
32931 (vabal_high_u8): Likewise.
32932 (vabal_high_u16): Likewise.
32933 (vabal_high_u32): Likewise.
32934 * config/aarch64/iterators.md (ABAL2): New mode iterator.
32935 (sur): Handle UNSPEC_SABAL2, UNSPEC_UABAL2.
32937 2021-01-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32939 * config/aarch64/aarch64-simd-builtins.def (sabal): Define
32942 * config/aarch64/aarch64-simd.md (aarch64_<sur>abal<mode>_4):
32944 (aarch64_<sur>abal<mode>): ... This
32945 (<sur>sadv16qi): Adust use of the above.
32946 * config/aarch64/arm_neon.h (vabal_s8): Reimplement using
32948 (vabal_s16): Likewise.
32949 (vabal_s32): Likewise.
32950 (vabal_u8): Likewise.
32951 (vabal_u16): Likewise.
32952 (vabal_u32): Likewise.
32954 2021-01-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32956 * config/aarch64/aarch64-simd-builtins.def (saddlv, uaddlv):
32958 * config/aarch64/aarch64-simd.md (aarch64_<su>addlv<mode>):
32960 * config/aarch64/arm_neon.h (vaddlv_s8): Reimplement using
32962 (vaddlv_s16): Likewise.
32963 (vaddlv_u8): Likewise.
32964 (vaddlv_u16): Likewise.
32965 (vaddlvq_s8): Likewise.
32966 (vaddlvq_s16): Likewise.
32967 (vaddlvq_s32): Likewise.
32968 (vaddlvq_u8): Likewise.
32969 (vaddlvq_u16): Likewise.
32970 (vaddlvq_u32): Likewise.
32971 (vaddlv_s32): Likewise.
32972 (vaddlv_u32): Likewise.
32973 * config/aarch64/iterators.md (VDQV_L): New mode iterator.
32974 (unspec): Add UNSPEC_SADDLV, UNSPEC_UADDLV.
32975 (Vwstype): New mode attribute.
32977 (VWIDE_S): Likewise.
32978 (USADDLV): New int iterator.
32979 (su): Handle UNSPEC_SADDLV, UNSPEC_UADDLV.
32981 2021-01-29 Jonathan Wright <jonathan.wright@arm.com>
32983 * config/aarch64/aarch64-simd-builtins.def: Add [su]mlsl_lane[q]
32984 builtin generator macros.
32985 * config/aarch64/aarch64-simd.md (aarch64_vec_<su>mlsl_lane<Qlane>):
32987 * config/aarch64/arm_neon.h (vmlsl_lane_s16): Use RTL builtin
32988 instead of inline asm.
32989 (vmlsl_lane_s32): Likewise.
32990 (vmlsl_lane_u16): Likewise.
32991 (vmlsl_lane_u32): Likewise.
32992 (vmlsl_laneq_s16): Likewise.
32993 (vmlsl_laneq_s32): Likewise.
32994 (vmlsl_laneq_u16): Likewise.
32995 (vmlsl_laneq_u32): Likewise.
32997 2021-01-29 Richard Biener <rguenther@suse.de>
32999 * doc/invoke.texi (--param max-gcse-memory): Document unit
33001 * gcse.c (gcse_or_cprop_is_too_expensive): Adjust.
33002 * params.opt (--param max-gcse-memory): Adjust default and
33003 document unit of size.
33005 2021-01-29 Richard Biener <rguenther@suse.de>
33007 PR rtl-optimization/98863
33008 * gcse.c (gcse_or_cprop_is_too_expensive): Use unsigned
33009 HOST_WIDE_INT for the memory estimate.
33011 2021-01-29 Bin Cheng <bin.cheng@linux.alibaba.com>
33012 Richard Biener <rguenther@suse.de>
33014 PR tree-optimization/97627
33015 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
33016 Do not analyze fake edges.
33018 2021-01-29 Richard Biener <rguenther@suse.de>
33020 PR rtl-optimization/98144
33021 * df.h (df_mir_bb_info): Add con_visited member.
33022 * df-problems.c (df_mir_alloc): Initialize con_visited,
33023 do not fully populate IN and OUT.
33024 (df_mir_reset): Likewise.
33025 (df_mir_confluence_0): Set con_visited.
33026 (df_mir_confluence_n): Properly handle implicitely
33027 fully populated IN and OUT as designated by con_visited
33028 and update con_visited accordingly.
33030 2021-01-29 Jakub Jelinek <jakub@redhat.com>
33033 * config/arm/vec-common.md (mve_vshlq_<supf><mode>,
33034 vashl<mode>3, vashr<mode>3, vlshr<mode>3): Add
33035 && !TARGET_REALLY_IWMMXT to conditions.
33037 2021-01-29 Jakub Jelinek <jakub@redhat.com>
33040 * cfgbuild.c (find_bb_boundaries): Reset debug_insn when seeing
33043 2021-01-28 Marek Polacek <polacek@redhat.com>
33046 * stor-layout.c (finalize_type_size): If we reset TYPE_USER_ALIGN in
33047 the main variant, maybe reset it in its variants too.
33048 * tree.c (check_base_type): Return true only if TYPE_USER_ALIGN match.
33049 (check_aligned_type): Check if TYPE_USER_ALIGN match.
33051 2021-01-28 Christophe Lyon <christophe.lyon@linaro.org>
33054 * config/arm/arm.c (arm_rtx_costs_internal): Adjust cost of vector
33055 of constant zero for comparisons.
33057 2021-01-28 Michael Meissner <meissner@linux.ibm.com>
33059 * config/rs6000/rs6000.c (rs6000_mangle_decl_assembler_name): Add
33060 support for mapping built-in function names for long double
33061 built-in functions if long double is IEEE 128-bit.
33063 2021-01-28 Jonathan Wright <jonathan.wright@arm.com>
33065 * config/aarch64/aarch64-simd-builtins.def: Add [su]mlsl_n
33066 builtin generator macros.
33067 * config/aarch64/aarch64-simd.md (aarch64_<su>mlsl_n<mode>):
33069 * config/aarch64/arm_neon.h (vmlsl_n_s16): Use RTL builtin
33070 instead of inline asm.
33071 (vmlsl_n_s32): Likewise.
33072 (vmlsl_n_u16): Likewise.
33073 (vmlsl_n_u32): Likewise.
33075 2021-01-28 Jonathan Wright <jonathan.wright@arm.com>
33077 * config/aarch64/aarch64-simd-builtins.def: Add [su]mlal_n
33078 builtin generator macros.
33079 * config/aarch64/aarch64-simd.md (aarch64_<su>mlal_n<mode>):
33081 * config/aarch64/arm_neon.h (vmlal_n_s16): Use RTL builtin
33082 instead of inline asm.
33083 (vmlal_n_s32): Likewise.
33084 (vmlal_n_u16): Likewise.
33085 (vmlal_n_u32): Likewise.
33087 2021-01-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33089 * config/aarch64/aarch64-simd-builtins.def (shrn2): Define
33091 * config/aarch64/aarch64-simd.md (aarch64_shrn2<mode>_insn_le):
33093 (aarch64_shrn2<mode>_insn_be): Likewise.
33094 (aarch64_shrn2<mode>): Likewise.
33095 * config/aarch64/arm_neon.h (vshrn_high_n_s16): Reimlplement
33097 (vshrn_high_n_s32): Likewise.
33098 (vshrn_high_n_s64): Likewise.
33099 (vshrn_high_n_u16): Likewise.
33100 (vshrn_high_n_u32): Likewise.
33101 (vshrn_high_n_u64): Likewise.
33103 2021-01-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33105 * config/aarch64/aarch64-simd-builtins.def (shrn): Define
33107 * config/aarch64/aarch64-simd.md (aarch64_shrn<mode>_insn_le):
33109 (aarch64_shrn<mode>_insn_be): Likewise.
33110 (aarch64_shrn<mode>): Likewise.
33111 * config/aarch64/arm_neon.h (vshrn_n_s16): Reimplement using
33113 (vshrn_n_s32): Likewise.
33114 (vshrn_n_s64): Likewise.
33115 (vshrn_n_u16): Likewise.
33116 (vshrn_n_u32): Likewise.
33117 (vshrn_n_u64): Likewise.
33118 * config/aarch64/iterators.md (vn_mode): New mode attribute.
33120 2021-01-28 Richard Biener <rguenther@suse.de>
33122 PR rtl-optimization/80960
33123 * dse.c (check_mem_read_rtx): Call get_addr on the
33126 2021-01-28 Xionghu Luo <luoxhu@linux.ibm.com>
33127 David Edelsohn <dje.gcc@gmail.com>
33130 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
33131 Don't generate VIEW_CONVERT_EXPR for fcode ALTIVEC_BUILTIN_VEC_INSERT
33133 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_set_var):
33135 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Remove the
33136 wrapper call rs6000_expand_vector_set_var for cleanup. Call
33137 rs6000_expand_vector_set_var_p9 and rs6000_expand_vector_set_var_p8
33139 (rs6000_expand_vector_set_var): Delete.
33140 (rs6000_expand_vector_set_var_p9): Make static.
33141 (rs6000_expand_vector_set_var_p8): Make static.
33143 2021-01-28 Xing GUO <higuoxing@gmail.com>
33145 * common/config/riscv/riscv-common.c
33146 (riscv_subset_list::parsing_subset_version): Fix -march option parsing
33147 when `p` extension exists.
33149 2021-01-27 Vladimir N. Makarov <vmakarov@redhat.com>
33151 PR rtl-optimization/97684
33152 * ira.c (ira): Call ira_set_pseudo_classes before
33153 update_equiv_regs when it is necessary.
33155 2021-01-27 Jakub Jelinek <jakub@redhat.com>
33158 * config/aarch64/aarch64.md (*aarch64_bfxilsi_uxtw): Use
33159 %w0, %w1 and %2 instead of %0, %1 and %2.
33161 2021-01-27 Aaron Sawdey <acsawdey@linux.ibm.com>
33163 * config/rs6000/genfusion.pl: New script to generate
33164 define_insn_and_split patterns so combine can arrange fused
33165 instructions next to each other.
33166 * config/rs6000/fusion.md: New file, generated fused instruction
33167 patterns for combine.
33168 * config/rs6000/predicates.md (const_m1_to_1_operand): New predicate.
33169 (non_update_memory_operand): New predicate.
33170 * config/rs6000/rs6000-cpus.def: Add OPTION_MASK_P10_FUSION and
33171 OPTION_MASK_P10_FUSION_LD_CMPI to ISA_3_1_MASKS_SERVER and
33173 * config/rs6000/rs6000-protos.h (address_is_non_pfx_d_or_x): Add
33175 * config/rs6000/rs6000.c (rs6000_option_override_internal):
33176 Automatically set OPTION_MASK_P10_FUSION and
33177 OPTION_MASK_P10_FUSION_LD_CMPI if target is power10.
33178 (rs600_opt_masks): Allow -mpower10-fusion
33179 in function attributes.
33180 (address_is_non_pfx_d_or_x): New function.
33181 * config/rs6000/rs6000.h: Add MASK_P10_FUSION.
33182 * config/rs6000/rs6000.md: Include fusion.md.
33183 * config/rs6000/rs6000.opt: Add -mpower10-fusion
33184 and -mpower10-fusion-ld-cmpi.
33185 * config/rs6000/t-rs6000: Add dependencies involving fusion.md.
33187 2021-01-27 Jonathan Wright <jonathan.wright@arm.com>
33189 * config/aarch64/aarch64-simd-builtins.def: Add [su]mlal
33190 builtin generator macros.
33191 * config/aarch64/aarch64-simd.md (*aarch64_<su>mlal<mode>):
33193 (aarch64_<su>mlal<mode>): This.
33194 * config/aarch64/arm_neon.h (vmlal_s8): Use RTL builtin
33195 instead of inline asm.
33196 (vmlal_s16): Likewise.
33197 (vmlal_s32): Likewise.
33198 (vmlal_u8): Likewise.
33199 (vmlal_u16): Likewise.
33200 (vmlal_u32): Likewise.
33202 2021-01-27 Richard Biener <rguenther@suse.de>
33204 PR tree-optimization/98854
33205 * tree-vect-slp.c (vect_build_slp_tree_2): Also build
33206 PHIs from scalars when the number of CTORs matches the
33207 number of children.
33209 2021-01-27 Jonathan Wright <jonathan.wright@arm.com>
33211 * config/aarch64/aarch64-simd-builtins.def: Add mls_n builtin
33213 * config/aarch64/aarch64-simd.md (*aarch64_mls_elt_merge<mode>):
33215 (aarch64_mls_n<mode>): This.
33216 * config/aarch64/arm_neon.h (vmls_n_s16): Use RTL builtin
33218 (vmls_n_s32): Likewise.
33219 (vmls_n_u16): Likewise.
33220 (vmls_n_u32): Likewise.
33221 (vmlsq_n_s16): Likewise.
33222 (vmlsq_n_s32): Likewise.
33223 (vmlsq_n_u16): Likewise.
33224 (vmlsq_n_u32): Likewise.
33226 2021-01-27 Jonathan Wright <jonathan.wright@arm.com>
33228 * config/aarch64/aarch64-simd-builtins.def: Add mls builtin
33230 * config/aarch64/arm_neon.h (vmls_s8): Use RTL builtin rather
33232 (vmls_s16): Likewise.
33233 (vmls_s32): Likewise.
33234 (vmls_u8): Likewise.
33235 (vmls_u16): Likewise.
33236 (vmls_u32): Likewise.
33237 (vmlsq_s8): Likewise.
33238 (vmlsq_s16): Likewise.
33239 (vmlsq_s32): Likewise.
33240 (vmlsq_u8): Likewise.
33241 (vmlsq_u16): Likewise.
33242 (vmlsq_u32): Likewise.
33244 2021-01-27 Jonathan Wright <jonathan.wright@arm.com>
33246 * config/aarch64/aarch64-simd-builtins.def: Add mla_n builtin
33248 * config/aarch64/aarch64-simd.md (*aarch64_mla_elt_merge<mode>):
33250 (aarch64_mla_n<mode>): This.
33251 * config/aarch64/arm_neon.h (vmla_n_s16): Use RTL builtin
33253 (vmla_n_s32): Likewise.
33254 (vmla_n_u16): Likewise.
33255 (vmla_n_u32): Likewise.
33256 (vmlaq_n_s16): Likewise.
33257 (vmlaq_n_s32): Likewise.
33258 (vmlaq_n_u16): Likewise.
33259 (vmlaq_n_u32): Likewise.
33261 2021-01-27 liuhongt <hongtao.liu@intel.com>
33264 * config/i386/sse.md (sse2_gt<mode>3): Drop !TARGET_XOP in condition.
33265 (*sse2_eq<mode>3): Ditto.
33267 2021-01-27 Jakub Jelinek <jakub@redhat.com>
33269 * tree-pass.h (PROP_trees): Rename to ...
33270 (PROP_gimple): ... this.
33271 * cfgexpand.c (pass_data_expand): Replace PROP_trees with PROP_gimple.
33272 * passes.c (execute_function_dump, execute_function_todo,
33273 execute_one_ipa_transform_pass, execute_one_pass): Likewise.
33274 * varpool.c (ctor_for_folding): Likewise.
33276 2021-01-27 Jakub Jelinek <jakub@redhat.com>
33278 PR tree-optimization/97260
33279 * varpool.c: Include tree-pass.h.
33280 (ctor_for_folding): In GENERIC return DECL_INITIAL for TREE_READONLY
33281 non-TREE_SIDE_EFFECTS automatic variables.
33283 2021-01-26 Paul Fee <paul.f.fee@gmail.com>
33285 * doc/cpp.texi (__cplusplus): Document value for -std=c++23
33287 * doc/invoke.texi: Document -std=c++23 and -std=gnu++23.
33288 * dwarf2out.c (highest_c_language): Recognise C++20 and C++23.
33289 (gen_compile_unit_die): Recognise C++23.
33291 2021-01-26 Jakub Jelinek <jakub@redhat.com>
33294 * dwarf2asm.c (dw2_assemble_integer): Cast DWARF2_ADDR_SIZE to int
33297 2021-01-26 Jakub Jelinek <jakub@redhat.com>
33300 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
33301 Use UINTVAL (shft_amnt) and UINTVAL (mask) instead of INTVAL (shft_amnt)
33302 and INTVAL (mask). Add && INTVAL (mask) > 0 condition.
33304 2021-01-26 Richard Biener <rguenther@suse.de>
33306 * gimple-pretty-print.c (dump_binary_rhs): Handle
33307 VEC_WIDEN_{PLUS,MINUS}_{LO,HI}_EXPR.
33309 2021-01-26 Richard Biener <rguenther@suse.de>
33311 PR middle-end/98726
33312 * tree.h (vector_cst_int_elt): Remove.
33313 * tree.c (vector_cst_int_elt): Use poly_wide_int for computations,
33316 2021-01-26 Andrew Stubbs <ams@codesourcery.com>
33318 * config/gcn/gcn.c (gcn_expand_reduc_scalar): Use move instructions
33319 for V64DFmode min/max reductions.
33321 2021-01-26 Jakub Jelinek <jakub@redhat.com>
33323 * dwarf2asm.c (dw2_assemble_integer): Handle size twice as large
33324 as DWARF2_ADDR_SIZE if x is not a scalar int by emitting it as
33325 two halves, one with x and the other with const0_rtx, ordered
33326 depending on endianity.
33328 2021-01-26 Alexandre Oliva <oliva@adacore.com>
33330 * gimplify.c (gimplify_decl_expr): Skip asan marking calls for
33331 temporaries not seen in binding block, and not about to be
33332 added as gimple variables.
33334 2021-01-25 Martin Sebor <msebor@redhat.com>
33337 * tree-ssa-ccp.c (pass_post_ipa_warn::execute): Adjust warning text.
33339 2021-01-25 Martin Liska <mliska@suse.cz>
33341 * value-prof.c (get_nth_most_common_value): Use %s instead
33344 2021-01-25 Jakub Jelinek <jakub@redhat.com>
33347 * configure.ac (HAVE_AS_GDWARF_5_DEBUG_FLAG): Only define if
33348 readelf -wi is able to read the emitted .debug_info back.
33349 * configure: Regenerated.
33351 2021-01-25 Martin Liska <mliska@suse.cz>
33353 PR gcov-profile/98739
33354 * common.opt: Add missing sign symbol.
33355 * value-prof.c (get_nth_most_common_value): Restore handling
33356 of PROFILE_REPRODUCIBILITY_PARALLEL_RUNS and
33357 PROFILE_REPRODUCIBILITY_MULTITHREADED.
33359 2021-01-25 Richard Biener <rguenther@suse.de>
33361 PR middle-end/98807
33362 * tree.c (vector_element_bits): Always use precision of
33363 the element type for boolean vectors.
33365 2021-01-25 Sebastian Huber <sebastian.huber@embedded-brains.de>
33367 * config/rtems.h (STARTFILE_SPEC): Remove qnolinkcmds.
33368 (ENDFILE_SPEC): Evaluate qnolinkcmds.
33370 2021-01-25 Sebastian Huber <sebastian.huber@embedded-brains.de>
33372 * config/rtems.h (STARTFILE_SPEC): Remove nostdlib and
33373 nostartfiles handling since this is already done by
33374 LINK_COMMAND_SPEC. Evaluate qnolinkcmds.
33375 (ENDFILE_SPEC): Remove nostdlib and nostartfiles handling since this
33376 is already done by LINK_COMMAND_SPEC.
33377 (LIB_SPECS): Remove nostdlib and nodefaultlibs handling since
33378 this is already done by LINK_COMMAND_SPEC. Remove qnolinkcmds
33381 2021-01-25 Jakub Jelinek <jakub@redhat.com>
33384 * fold-const-call.c (host_size_t_cst_p): Renamed to ...
33385 (size_t_cst_p): ... this. Check and store unsigned HOST_WIDE_INT
33386 value rather than host size_t.
33387 (fold_const_call): Change type of s2 from size_t to
33388 unsigned HOST_WIDE_INT. Use size_t_cst_p instead of
33389 host_size_t_cst_p. For strncmp calls, pass MIN (s2, SIZE_MAX)
33390 instead of s2 as last argument.
33392 2021-01-25 Tamar Christina <tamar.christina@arm.com>
33394 * config/arm/iterators.md (rotsplit1, rotsplit2, conj_op, fcmac1,
33395 VCMLA_OP, VCMUL_OP): New.
33396 * config/arm/mve.md (mve_vcmlaq<mve_rot><mode>): Support vec_dup 0.
33397 * config/arm/neon.md (cmul<conj_op><mode>3): New.
33398 * config/arm/unspecs.md (UNSPEC_VCMLA_CONJ, UNSPEC_VCMLA180_CONJ,
33399 UNSPEC_VCMUL_CONJ): New.
33400 * config/arm/vec-common.md (cmul<conj_op><mode>3, arm_vcmla<rot><mode>,
33401 cml<fcmac1><conj_op><mode>4): New.
33403 2021-01-23 Jakub Jelinek <jakub@redhat.com>
33406 * config/rs6000/mmintrin.h (__m64): Add __may_alias__ attribute.
33408 2021-01-22 Jonathan Wright <jonathan.wright@arm.com>
33410 * config/aarch64/aarch64-simd-builtins.def: Add mla builtin
33412 * config/aarch64/arm_neon.h (vmla_s8): Use RTL builtin rather
33414 (vmla_s16): Likewise.
33415 (vmla_s32): Likewise.
33416 (vmla_u8): Likewise.
33417 (vmla_u16): Likewise.
33418 (vmla_u32): Likewise.
33419 (vmlaq_s8): Likewise.
33420 (vmlaq_s16): Likewise.
33421 (vmlaq_s32): Likewise.
33422 (vmlaq_u8): Likewise.
33423 (vmlaq_u16): Likewise.
33424 (vmlaq_u32): Likewise.
33426 2021-01-22 David Malcolm <dmalcolm@redhat.com>
33428 * doc/invoke.texi (GCC_EXTRA_DIAGNOSTIC_OUTPUT): Add @findex
33431 2021-01-22 Jakub Jelinek <jakub@redhat.com>
33434 * dwarf2out.c (output_file_names): For -gdwarf-5, if there are no
33435 filenames to emit, still emit the required 0 index directory and
33436 filename entries that match DW_AT_comp_dir and DW_AT_name of the
33439 2021-01-22 Marek Polacek <polacek@redhat.com>
33442 * doc/invoke.texi: Update C++ ABI Version 15 description.
33444 2021-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33446 PR tree-optimization/98766
33447 * tree-ssa-math-opts.c (convert_mult_to_fma): Use maybe_le when
33448 comparing against type size with param_avoid_fma_max_bits.
33450 2021-01-22 Richard Biener <rguenther@suse.de>
33452 PR middle-end/98793
33453 * tree.c (vector_element_bits): Key single-bit bool vector on
33454 integer mode rather than not vector mode.
33456 2021-01-22 Xionghu Luo <luoxhu@linux.ibm.com>
33459 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
33460 Generate ARRAY_REF(VIEW_CONVERT_EXPR) for P8 and later
33462 * config/rs6000/rs6000.c (rs6000_expand_vector_set_var): Update
33463 to call different path for P8 and P9.
33464 (rs6000_expand_vector_set_var_p9): New function.
33465 (rs6000_expand_vector_set_var_p8): New function.
33467 2021-01-22 Xionghu Luo <luoxhu@linux.ibm.com>
33471 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
33472 Ajdust variable index vec_insert from address dereference to
33473 ARRAY_REF(VIEW_CONVERT_EXPR) tree expression.
33474 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_set_var):
33476 * config/rs6000/rs6000.c (rs6000_expand_vector_set_var): New function.
33478 2021-01-22 Martin Liska <mliska@suse.cz>
33480 PR gcov-profile/98739
33481 * profile.c (compute_value_histograms): Drop time profile for
33482 -fprofile-reproducible=multithreaded.
33484 2021-01-22 Nathan Sidwell <nathan@acm.org>
33486 * gcc.c (process_command): Don't check OPT_SPECIAL_input_file
33489 2021-01-22 Richard Biener <rguenther@suse.de>
33491 PR middle-end/98773
33492 * tree-data-ref.c (initalize_matrix_A): Revert previous
33493 change, retaining failing on HOST_WIDE_INT_MIN CHREC_RIGHT.
33495 2021-01-22 Jakub Jelinek <jakub@redhat.com>
33497 PR tree-optimization/90248
33498 * match.pd (X cmp 0.0 ? 1.0 : -1.0 -> copysign(1, +-X),
33499 X cmp 0.0 ? -1.0 : +1.0 -> copysign(1, -+X)): Remove
33501 (X * (X cmp 0.0 ? 1.0 : -1.0) -> +-abs(X),
33502 X * (X cmp 0.0 ? -1.0 : 1.0) -> +-abs(X)): New simplifications.
33504 2021-01-22 Jakub Jelinek <jakub@redhat.com>
33506 PR tree-optimization/98255
33507 * tree-dfa.c (get_ref_base_and_extent): For ARRAY_REFs, sign
33508 extend index - low_bound from sizetype's precision rather than index
33510 (get_addr_base_and_unit_offset_1): Likewise.
33511 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Likewise.
33512 * gimple-fold.c (fold_const_aggregate_ref_1): Likewise.
33514 2021-01-22 Richard Biener <rguenther@suse.de>
33516 PR tree-optimization/98786
33517 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Avoid
33518 adding new uses of abnormals. Verify we deal with a conditional
33521 2021-01-22 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
33524 * optc-save-gen.awk: Add arm_fp16_format to checked_options.
33526 2021-01-22 liuhongt <hongtao.liu@intel.com>
33530 * config/i386/sse.md (VI_128_256): New mode iterator.
33531 (*avx_cmp<mode>3_1, *avx_cmp<mode>3_2, *avx_cmp<mode>3_3,
33532 *avx_cmp<mode>3_4, *avx2_eq<mode>3, *avx2_pcmp<mode>3_1,
33533 *avx2_pcmp<mode>3_2, *avx2_gt<mode>3): New
33534 define_insn_and_split to lower avx512 vector comparison to avx
33535 version when dest is vector.
33536 (*<avx512>_cmp<mode>3,*<avx512>_cmp<mode>3,*<avx512>_ucmp<mode>3):
33537 define_insn_and_split for negating the comparison result.
33538 * config/i386/predicates.md (float_vector_all_ones_operand):
33540 * config/i386/i386-expand.c (ix86_expand_sse_movcc): Use
33541 general NOT operator without UNSPEC_MASKOP.
33543 2021-01-21 Vladimir N. Makarov <vmakarov@redhat.com>
33545 PR rtl-optimization/98777
33546 * lra-int.h (lra_pmode_pseudo): New extern.
33547 * lra.c (lra_pmode_pseudo): New global.
33549 * lra-eliminations.c (eliminate_regs_in_insn): Use it.
33551 2021-01-21 Ilya Leoshkevich <iii@linux.ibm.com>
33553 * fwprop.c (fwprop_propagation::classify_result): Allow
33554 (subreg (mem)) simplifications.
33556 2021-01-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33558 * config/aarch64/aarch64-simd.md (aarch64_sqdml<SBINQOPS:as>l<mode>):
33560 (aarch64_sqdmlal<mode>): ... This...
33561 (aarch64_sqdmlsl<mode>): ... And this.
33562 (aarch64_sqdml<SBINQOPS:as>l_lane<mode>): Split into...
33563 (aarch64_sqdmlal_lane<mode>): ... This...
33564 (aarch64_sqdmlsl_lane<mode>): ... And this.
33565 (aarch64_sqdml<SBINQOPS:as>l_laneq<mode>): Split into...
33566 (aarch64_sqdmlsl_laneq<mode>): ... This...
33567 (aarch64_sqdmlal_laneq<mode>): ... And this.
33568 (aarch64_sqdml<SBINQOPS:as>l_n<mode>): Split into...
33569 (aarch64_sqdmlsl_n<mode>): ... This...
33570 (aarch64_sqdmlal_n<mode>): ... And this.
33571 (aarch64_sqdml<SBINQOPS:as>l2<mode>_internal): Split into...
33572 (aarch64_sqdmlal2<mode>_internal): ... This...
33573 (aarch64_sqdmlsl2<mode>_internal): ... And this.
33575 2021-01-21 Christophe Lyon <christophe.lyon@linaro.org>
33577 * config/arm/arm_mve.h (__arm_vcmpneq_s8): Fix return type.
33579 2021-01-21 Andrea Corallo <andrea.corallo@arm.com>
33582 * doc/sourcebuild.texi (arm_thumb2_no_arm_v8_1_lob): Document.
33584 2021-01-21 liuhongt <hongtao.liu@intel.com>
33586 PR rtl-optimization/98694
33587 * regcprop.c (copy_value): If SRC had been assigned a mode
33588 narrower than the copy, we can't link DEST into the chain even
33589 they have same hard_regno_nregs(i.e. HImode/SImode in i386
33592 2021-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33594 * config/aarch64/aarch64-simd.md (aarch64_get_lane<mode>):
33595 Convert to define_insn_and_split. Split into simple move when moving
33598 2021-01-20 Segher Boessenkool <segher@kernel.crashing.org>
33600 * config/rs6000/rs6000.c (rs6000_emit_le_vsx_store): Change assert.
33601 Adjust comment. Simplify code.
33603 2021-01-20 Jakub Jelinek <jakub@redhat.com>
33606 * dwarf2out.c (reset_indirect_string): Also reset indirect strings
33607 with DW_FORM_line_strp form.
33608 (prune_unused_types_update_strings): Don't add into debug_str_hash
33609 indirect strings with DW_FORM_line_strp form.
33610 (adjust_name_comp_dir): New function.
33611 (dwarf2out_finish): Call it on CU DIEs after resetting
33612 debug_line_str_hash.
33614 2021-01-20 Vladimir N. Makarov <vmakarov@redhat.com>
33616 PR rtl-optimization/98722
33617 * lra-eliminations.c (eliminate_regs_in_insn): Check that target
33618 has no 3-op add insn to transform insns containing two pluses.
33620 2021-01-20 Richard Biener <rguenther@suse.de>
33622 * hwint.h (add_hwi): New function.
33623 (mul_hwi): Likewise.
33624 * tree-data-ref.c (initialize_matrix_A): Properly translate
33625 tree constants and avoid HOST_WIDE_INT_MIN.
33626 (lambda_matrix_row_add): Avoid undefined integer overflow
33627 and return true on such overflow.
33628 (lambda_matrix_right_hermite): Handle overflow from
33629 lambda_matrix_row_add gracefully. Simplify previous fix.
33630 (analyze_subscript_affine_affine): Likewise.
33632 2021-01-20 Eugene Rozenfeld <erozen@microsoft.com>
33634 PR tree-optimization/96674
33635 * match.pd: New patterns: x < y || y == XXX_MIN --> x <= y - 1
33636 x >= y && y != XXX_MIN --> x > y - 1
33638 2021-01-20 Richard Sandiford <richard.sandiford@arm.com>
33640 PR tree-optimization/98535
33641 * tree-vect-slp.c (duplicate_and_interleave): Use quick_grow_cleared.
33642 If the high and low permutes are the same, remove the high permutes
33643 from the working set and only continue with the low ones.
33645 2021-01-20 Jakub Jelinek <jakub@redhat.com>
33647 PR tree-optimization/98721
33648 * builtins.c (access_ref::inform_access): Don't assume
33649 SSA_NAME_IDENTIFIER must be non-NULL. Print messages about
33650 object whenever allocfn is NULL, rather than only when DECL_P
33651 is true. Use %qE instead of %qD for that. Formatting fixes.
33653 2021-01-20 Richard Biener <rguenther@suse.de>
33655 PR tree-optimization/98758
33656 * tree-data-ref.c (int_divides_p): Use lambda_int arguments.
33657 (lambda_matrix_right_hermite): Avoid undefinedness with
33658 signed integer abs and multiplication.
33659 (analyze_subscript_affine_affine): Use lambda_int.
33661 2021-01-20 David Malcolm <dmalcolm@redhat.com>
33664 * dwarf2out.c (output_line_info): Rename static variable
33665 "generation", moving it out of the function to...
33666 (output_line_info_generation): New.
33667 (init_sections_and_labels): Likewise, renaming the variable to...
33668 (init_sections_and_labels_generation): New.
33669 (dwarf2out_c_finalize): Reset the new variables.
33671 2021-01-19 Martin Sebor <msebor@redhat.com>
33673 PR middle-end/98664
33674 * tree-ssa-live.c (remove_unused_scope_block_p): Keep scopes for
33675 all functions, even if they're not declared artificial or inline.
33676 * tree.c (tree_inlined_location): Use macro expansion location
33677 only if scope traversal fails to expose one.
33679 2021-01-19 Richard Sandiford <richard.sandiford@arm.com>
33681 PR rtl-optimization/92294
33682 * alias.c (compare_base_symbol_refs): Take an extra parameter
33683 and add the distance between two symbols to it. Enshrine in
33684 comments that -1 means "either 0 or 1, but we can't tell
33685 which at compile time".
33686 (memrefs_conflict_p): Update call accordingly.
33687 (rtx_equal_for_memref_p): Likewise. Take the distance between symbols
33690 2021-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33692 * config/aarch64/aarch64-simd-builtins.def (sqshl, uqshl,
33693 sqrshl, uqrshl, sqadd, uqadd, sqsub, uqsub, suqadd, usqadd, sqmovn,
33694 uqmovn, sqxtn2, uqxtn2, sqabs, sqneg, sqdmlal, sqdmlsl, sqdmlal_lane,
33695 sqdmlsl_lane, sqdmlal_laneq, sqdmlsl_laneq, sqdmlal_n, sqdmlsl_n,
33696 sqdmlal2, sqdmlsl2, sqdmlal2_lane, sqdmlsl2_lane, sqdmlal2_laneq,
33697 sqdmlsl2_laneq, sqdmlal2_n, sqdmlsl2_n, sqdmull, sqdmull_lane,
33698 sqdmull_laneq, sqdmull_n, sqdmull2, sqdmull2_lane, sqdmull2_laneq,
33699 sqdmull2_n, sqdmulh, sqrdmulh, sqdmulh_lane, sqdmulh_laneq,
33700 sqrdmulh_lane, sqrdmulh_laneq, sqshrun_n, sqrshrun_n, sqshrn_n,
33701 uqshrn_n, sqrshrn_n, uqrshrn_n, sqshlu_n, sqshl_n, uqshl_n, sqrdmlah,
33702 sqrdmlsh, sqrdmlah_lane, sqrdmlsh_lane, sqrdmlah_laneq, sqrdmlsh_laneq,
33703 sqmovun): Use NONE flags.
33705 2021-01-19 Richard Biener <rguenther@suse.de>
33708 * ipa-modref.c (analyze_stmt): Only record a summary for a
33711 2021-01-19 Richard Biener <rguenther@suse.de>
33713 PR middle-end/98638
33714 * tree-ssanames.c (fini_ssanames): Zero SSA_NAME_DEF_STMT.
33716 2021-01-19 Daniel Hellstrom <daniel@gaisler.com>
33718 * config/sparc/rtemself.h (TARGET_OS_CPP_BUILTINS): Add
33719 built-in define __FIX_LEON3FT_TN0018.
33721 2021-01-19 Richard Biener <rguenther@suse.de>
33724 * tree-inline.c (tree_function_versioning): Set input_location
33725 to UNKNOWN_LOCATION throughout the function.
33727 2021-01-19 Tobias Burnus <tobias@codesourcery.com>
33730 * omp-low.c (lower_omp_target): Handle nonpointer is_device_ptr.
33732 2021-01-19 Martin Jambor <mjambor@suse.cz>
33735 * ipa-sra.c (ssa_name_only_returned_p): New parameter fun. Check
33736 whether non-call exceptions allow removal of a statement.
33737 (isra_analyze_call): Pass the appropriate function to
33738 ssa_name_only_returned_p.
33740 2021-01-19 Geng Qi <gengqi@linux.alibaba.com>
33742 * config/riscv/arch-canonicalize (longext_sort): New function for
33743 sorting 'multi-letter'.
33744 * config/riscv/multilib-generator: Adjusting the loop of 'alt' in
33745 'alts'. The 'arch' may not be the first of 'alts'.
33746 (_expand_combination): Add underline for the 'ext' without '*'.
33747 This is because, a single-letter extension can always be treated well
33748 with a '_' prefix, but it cannot be separated out if it is appended
33751 2021-01-18 Vladimir N. Makarov <vmakarov@redhat.com>
33754 * ira.c (ira): Skip abnormal critical edge splitting.
33756 2021-01-18 Jakub Jelinek <jakub@redhat.com>
33758 PR tree-optimization/98727
33759 * tree-ssa-math-opts.c (match_arith_overflow): Fix up computation of
33760 second .MUL_OVERFLOW operand for signed multiplication with overflow
33761 checking if the second operand of multiplication is not constant.
33763 2021-01-18 David Edelsohn <dje.gcc@gmail.com>
33765 * doc/invoke.texi (-gdwarf): TPF defaults to version 2 and AIX
33766 defaults to version 4.
33768 2021-01-18 David Malcolm <dmalcolm@redhat.com>
33770 * attribs.h (fndecl_dealloc_argno): New decl.
33771 * builtins.c (call_dealloc_argno): Split out second half of
33773 (fndecl_dealloc_argno): New.
33774 * doc/extend.texi (Common Function Attributes): Document the
33775 interaction between the analyzer and the malloc attribute.
33776 * doc/invoke.texi (Static Analyzer Options): Likewise.
33778 2021-01-17 David Edelsohn <dje.gcc@gmail.com>
33780 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Override
33781 dwarf_version to 4.
33782 * config/rs6000/aix72.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
33784 2021-01-17 Martin Jambor <mjambor@suse.cz>
33787 * cgraph.c (clone_of_p): Check also former_clone_of as we climb
33790 2021-01-17 Mark Wielaard <mark@klomp.org>
33792 * common.opt (gdwarf-): Init(5).
33793 * doc/invoke.texi (-gdwarf): Document default to 5.
33795 2021-01-16 Kwok Cheung Yeung <kcy@codesourcery.com>
33797 * builtin-types.def
33798 (BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT_PTR_INT): Rename
33800 (BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT_PTR_INT_PTR):
33801 ...this. Add extra argument.
33802 * gimplify.c (omp_default_clause): Ensure that event handle is
33803 firstprivate in a task region.
33804 (gimplify_scan_omp_clauses): Handle OMP_CLAUSE_DETACH.
33805 (gimplify_adjust_omp_clauses): Likewise.
33806 * omp-builtins.def (BUILT_IN_GOMP_TASK): Change function type to
33807 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT_PTR_INT_PTR.
33808 * omp-expand.c (expand_task_call): Add GOMP_TASK_FLAG_DETACH to flags
33809 if detach clause specified. Add detach argument when generating
33811 * omp-low.c (scan_sharing_clauses): Setup data environment for detach
33813 (finish_taskreg_scan): Move field for variable containing the event
33814 handle to the front of the struct.
33815 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_DETACH. Fix
33817 * tree-nested.c (convert_nonlocal_omp_clauses): Handle
33818 OMP_CLAUSE_DETACH clause.
33819 (convert_local_omp_clauses): Handle OMP_CLAUSE_DETACH clause.
33820 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE_DETACH.
33821 * tree.c (omp_clause_num_ops): Add entry for OMP_CLAUSE_DETACH.
33823 (omp_clause_code_name): Add entry for OMP_CLAUSE_DETACH. Fix
33825 (walk_tree_1): Handle OMP_CLAUSE_DETACH.
33827 2021-01-16 Sebastian Huber <sebastian.huber@embedded-brains.de>
33829 * config/nios2/t-rtems: Reset all MULTILIB_* variables. Shorten
33830 multilib directory names. Use MULTILIB_REQUIRED instead of
33831 MULTILIB_EXCEPTIONS. Add -mhw-mul -mhw-mulx -mhw-div
33832 -mcustom-fpu-cfg=fph2 multilib.
33834 2021-01-16 Sebastian Huber <sebastian.huber@embedded-brains.de>
33836 * config/nios2/nios2.c (NIOS2_FPU_CONFIG_NUM): Adjust value.
33837 (nios2_init_fpu_configs): Provide register values for new
33838 -mcustom-fpu-cfg=fph2 option variant.
33839 * doc/invoke.texi (-mcustom-fpu-cfg=fph2): Document new option
33842 2021-01-16 Sebastian Huber <sebastian.huber@embedded-brains.de>
33844 * config/nios2/nios2.c (nios2_custom_check_insns): Remove
33845 custom instruction warnings.
33847 2021-01-16 Jakub Jelinek <jakub@redhat.com>
33849 PR tree-optimization/96669
33850 * match.pd ((CST << x) & 1 -> x == 0): New simplification.
33852 2021-01-16 Jakub Jelinek <jakub@redhat.com>
33854 PR tree-optimization/96271
33855 * passes.def: Pass false argument to first two pass_cd_dce
33856 instances and true to last instance. Add comment that
33857 last instance rewrites no longer addressed locals.
33858 * tree-ssa-dce.c (pass_cd_dce): Add update_address_taken_p member and
33860 (pass_cd_dce::set_pass_param): New method.
33861 (pass_cd_dce::execute): Return TODO_update_address_taken from
33862 last cd_dce instance.
33864 2021-01-15 Carl Love <cel@us.ibm.com>
33866 * config/rs6000/altivec.h (vec_mulh, vec_div, vec_dive, vec_mod):
33868 * config/rs6000/altivec.md (VIlong): Move define to file vsx.md.
33869 * config/rs6000/rs6000-builtin.def (DIVES_V4SI, DIVES_V2DI,
33870 DIVEU_V4SI, DIVEU_V2DI, DIVS_V4SI, DIVS_V2DI, DIVU_V4SI,
33871 DIVU_V2DI, MODS_V2DI, MODS_V4SI, MODU_V2DI, MODU_V4SI,
33872 MULHS_V2DI, MULHS_V4SI, MULHU_V2DI, MULHU_V4SI, MULLD_V2DI):
33873 Add builtin define.
33874 (MULH, DIVE, MOD): Add new BU_P10_OVERLOAD_2 definitions.
33875 * config/rs6000/rs6000-call.c (VSX_BUILTIN_VEC_DIV,
33876 VSX_BUILTIN_VEC_DIVE, P10_BUILTIN_VEC_MOD, P10_BUILTIN_VEC_MULH):
33877 New overloaded definitions.
33878 (builtin_function_type) [P10V_BUILTIN_DIVEU_V4SI,
33879 P10V_BUILTIN_DIVEU_V2DI, P10V_BUILTIN_DIVU_V4SI,
33880 P10V_BUILTIN_DIVU_V2DI, P10V_BUILTIN_MODU_V2DI,
33881 P10V_BUILTIN_MODU_V4SI, P10V_BUILTIN_MULHU_V2DI,
33882 P10V_BUILTIN_MULHU_V4SI]: Add case
33883 statement for builtins.
33884 * config/rs6000/rs6000.md (bits): Add new attribute sizes V4SI, V2DI.
33885 * config/rs6000/vsx.md (VIlong): Moved from config/rs6000/altivec.md.
33886 (UNSPEC_VDIVES, UNSPEC_VDIVEU): New unspec definitions.
33887 (vsx_mul_v2di): Add if TARGET_POWER10 statement.
33888 (vsx_udiv_v2di): Add if TARGET_POWER10 statement.
33889 (dives_<mode>, diveu_<mode>, div<mode>3, uvdiv<mode>3,
33890 mods_<mode>, modu_<mode>, mulhs_<mode>, mulhu_<mode>, mulv2di3):
33891 Add define_insn, mode is VIlong.
33892 * doc/extend.texi (vec_mulh, vec_mul, vec_div, vec_dive, vec_mod):
33893 Add builtin descriptions.
33895 2021-01-15 Eric Botcazou <ebotcazou@adacore.com>
33897 * final.c (final_start_function_1): Reset force_source_line.
33899 2021-01-15 Jakub Jelinek <jakub@redhat.com>
33901 PR tree-optimization/96669
33902 * match.pd (((1 << A) & 1) != 0 -> A == 0,
33903 ((1 << A) & 1) == 0 -> A != 0): Generalize for 1s replaced by
33904 possibly different power of two constants and to right shift too.
33906 2021-01-15 Jakub Jelinek <jakub@redhat.com>
33908 PR tree-optimization/96681
33909 * match.pd ((x < 0) ^ (y < 0) to (x ^ y) < 0): New simplification.
33910 ((x >= 0) ^ (y >= 0) to (x ^ y) < 0): Likewise.
33911 ((x < 0) ^ (y >= 0) to (x ^ y) >= 0): Likewise.
33912 ((x >= 0) ^ (y < 0) to (x ^ y) >= 0): Likewise.
33914 2021-01-15 Alexandre Oliva <oliva@adacore.com>
33916 * opts.c (gen_command_line_string): Exclude -dumpbase-ext.
33918 2021-01-15 Tamar Christina <tamar.christina@arm.com>
33920 * config/aarch64/aarch64-simd.md (cml<fcmac1><conj_op><mode>4,
33921 cmul<conj_op><mode>3): New.
33922 * config/aarch64/iterators.md (UNSPEC_FCMUL,
33923 UNSPEC_FCMUL180, UNSPEC_FCMLA_CONJ, UNSPEC_FCMLA180_CONJ,
33924 UNSPEC_CMLA_CONJ, UNSPEC_CMLA180_CONJ, UNSPEC_CMUL, UNSPEC_CMUL180,
33925 FCMLA_OP, FCMUL_OP, conj_op, rotsplit1, rotsplit2, fcmac1, sve_rot1,
33926 sve_rot2, SVE2_INT_CMLA_OP, SVE2_INT_CMUL_OP, SVE2_INT_CADD_OP): New.
33927 (rot): Add UNSPEC_FCMUL, UNSPEC_FCMUL180.
33928 (rot_op): Renamed to conj_op.
33929 * config/aarch64/aarch64-sve.md (cml<fcmac1><conj_op><mode>4,
33930 cmul<conj_op><mode>3): New.
33931 * config/aarch64/aarch64-sve2.md (cml<fcmac1><conj_op><mode>4,
33932 cmul<conj_op><mode>3): New.
33934 2021-01-15 David Malcolm <dmalcolm@redhat.com>
33938 (selftest::test_print_parseable_fixits_bytes_vs_display_columns):
33939 Escape the tempfile name when constructing the expected output.
33941 2021-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33943 * config/aarch64/aarch64-simd.md (*aarch64_<su>mlsl_hi<mode>):
33945 (aarch64_<su>mlsl_hi<mode>): ... This.
33946 (aarch64_<su>mlsl_hi<mode>): Define.
33947 (*aarch64_<su>mlsl<mode): Rename to...
33948 (aarch64_<su>mlsl<mode): ... This.
33949 * config/aarch64/aarch64-simd-builtins.def (smlsl, umlsl,
33950 smlsl_hi, umlsl_hi): Define builtins.
33951 * config/aarch64/arm_neon.h (vmlsl_high_s8, vmlsl_high_s16,
33952 vmlsl_high_s32, vmlsl_high_u8, vmlsl_high_u16, vmlsl_high_u32,
33953 vmlsl_s8, vmlsl_s16, vmlsl_s32, vmlsl_u8,
33954 vmlsl_u16, vmlsl_u32): Reimplement with builtins.
33956 2021-01-15 Uroš Bizjak <ubizjak@gmail.com>
33958 * config/i386/i386-c.c (ix86_target_macros):
33959 Use cpp_define_formatted for __SIZEOF_FLOAT80__ definition.
33961 2021-01-15 Richard Sandiford <richard.sandiford@arm.com>
33964 * config.gcc (aarch64*-*-*): Add aarch64-cc-fusion.o to extra_objs.
33965 * Makefile.in (RTL_SSA_H): New variable.
33966 * config/aarch64/t-aarch64 (aarch64-cc-fusion.o): New rule.
33967 * config/aarch64/aarch64-protos.h (make_pass_cc_fusion): Declare.
33968 * config/aarch64/aarch64-passes.def: Add pass_cc_fusion after
33970 * config/aarch64/aarch64-cc-fusion.cc: New file.
33972 2021-01-15 Richard Sandiford <richard.sandiford@arm.com>
33974 * recog.h (insn_change_watermark::~insn_change_watermark): Avoid
33975 calling cancel_changes for changes that no longer exist.
33977 2021-01-15 Richard Sandiford <richard.sandiford@arm.com>
33979 * rtl-ssa/functions.h (function_info::ref_defs): Rename to...
33980 (function_info::reg_defs): ...this.
33981 * rtl-ssa/member-fns.inl (function_info::ref_defs): Rename to...
33982 (function_info::reg_defs): ...this.
33984 2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
33987 * config/arm/arm_neon.h (vceqz_p64, vceqq_p64, vceqzq_p64): New.
33989 2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
33992 2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
33995 * config/arm/arm_neon.h (vceqz_p64, vceqq_p64, vceqzq_p64): New.
33997 2021-01-15 Richard Biener <rguenther@suse.de>
33999 PR tree-optimization/96376
34000 * tree-vect-stmts.c (get_load_store_type): Disregard alignment
34001 for VMAT_INVARIANT.
34003 2021-01-15 Martin Liska <mliska@suse.cz>
34005 * doc/install.texi: Document that some tests need pytest module.
34006 * doc/sourcebuild.texi: Likewise.
34008 2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
34011 * config/arm/arm_neon.h (vceqz_p64, vceqq_p64, vceqzq_p64): New.
34013 2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
34015 * config/arm/mve.md (mve_vshrq_n_s<mode>_imm): New entry.
34016 (mve_vshrq_n_u<mode>_imm): Likewise.
34017 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Move to ...
34018 * config/arm/vec-common.md: ... here.
34020 2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
34022 * config/arm/mve.md (mve_vshlq_<supf><mode>): Move to
34024 * config/arm/neon.md (vashl<mode>3): Delete.
34025 * config/arm/vec-common.md (mve_vshlq_<supf><mode>): New.
34026 (vasl<mode>3): New expander.
34028 2021-01-15 Richard Biener <rguenther@suse.de>
34030 PR tree-optimization/98685
34031 * tree-vect-slp.c (vect_schedule_slp_node): Refactor handling
34032 of vector extern defs.
34034 2021-01-14 David Malcolm <dmalcolm@redhat.com>
34037 * diagnostic.c (diagnostic_kind_text): Break out this array
34039 (diagnostic_build_prefix): ...here.
34040 (fancy_abort): Detect when diagnostic_initialize has not yet been
34041 called and fall back to a minimal implementation of printing the
34042 ICE, rather than segfaulting in internal_error.
34044 2021-01-14 David Malcolm <dmalcolm@redhat.com>
34046 * diagnostic.c (diagnostic_initialize): Eliminate
34047 parseable_fixits_p in favor of initializing extra_output_kind from
34048 GCC_EXTRA_DIAGNOSTIC_OUTPUT.
34049 (convert_column_unit): New function, split out from...
34050 (diagnostic_converted_column): ...this.
34051 (print_parseable_fixits): Add "column_unit" and "tabstop" params.
34052 Use them to call convert_column_unit on the column values.
34053 (diagnostic_report_diagnostic): Eliminate conditional on
34054 parseable_fixits_p in favor of a switch statement on
34055 extra_output_kind, passing the appropriate values to the new
34056 params of print_parseable_fixits.
34057 (selftest::test_print_parseable_fixits_none): Update for new
34058 params of print_parseable_fixits.
34059 (selftest::test_print_parseable_fixits_insert): Likewise.
34060 (selftest::test_print_parseable_fixits_remove): Likewise.
34061 (selftest::test_print_parseable_fixits_replace): Likewise.
34062 (selftest::test_print_parseable_fixits_bytes_vs_display_columns):
34064 (selftest::diagnostic_c_tests): Call it.
34065 * diagnostic.h (enum diagnostics_extra_output_kind): New.
34066 (diagnostic_context::parseable_fixits_p): Delete field in favor
34068 (diagnostic_context::extra_output_kind): ...this new field.
34069 * doc/invoke.texi (Environment Variables): Add
34070 GCC_EXTRA_DIAGNOSTIC_OUTPUT.
34071 * opts.c (common_handle_option): Update handling of
34072 OPT_fdiagnostics_parseable_fixits for change to diagnostic_context
34075 2021-01-14 Tamar Christina <tamar.christina@arm.com>
34077 * tree-vect-slp-patterns.c (class complex_operations_pattern,
34078 complex_operations_pattern::matches,
34079 complex_operations_pattern::recognize,
34080 complex_operations_pattern::build): New.
34081 (slp_patterns): Use it.
34083 2021-01-14 Tamar Christina <tamar.christina@arm.com>
34085 * internal-fn.def (COMPLEX_FMS, COMPLEX_FMS_CONJ): New.
34086 * optabs.def (cmls_optab, cmls_conj_optab): New.
34087 * doc/md.texi: Document them.
34088 * tree-vect-slp-patterns.c (class complex_fms_pattern,
34089 complex_fms_pattern::matches, complex_fms_pattern::recognize,
34090 complex_fms_pattern::build): New.
34092 2021-01-14 Tamar Christina <tamar.christina@arm.com>
34094 * internal-fn.def (COMPLEX_FMA, COMPLEX_FMA_CONJ): New.
34095 * optabs.def (cmla_optab, cmla_conj_optab): New.
34096 * doc/md.texi: Document them.
34097 * tree-vect-slp-patterns.c (vect_match_call_p,
34098 class complex_fma_pattern, vect_slp_reset_pattern,
34099 complex_fma_pattern::matches, complex_fma_pattern::recognize,
34100 complex_fma_pattern::build): New.
34102 2021-01-14 Tamar Christina <tamar.christina@arm.com>
34104 * internal-fn.def (COMPLEX_MUL, COMPLEX_MUL_CONJ): New.
34105 * optabs.def (cmul_optab, cmul_conj_optab): New.
34106 * doc/md.texi: Document them.
34107 * tree-vect-slp-patterns.c (vect_match_call_complex_mla,
34108 vect_normalize_conj_loc, is_eq_or_top, vect_validate_multiplication,
34109 vect_build_combine_node, class complex_mul_pattern,
34110 complex_mul_pattern::matches, complex_mul_pattern::recognize,
34111 complex_mul_pattern::build): New.
34113 2021-01-14 Tamar Christina <tamar.christina@arm.com>
34115 * tree-vect-slp.c (optimize_load_redistribution_1): New.
34116 (optimize_load_redistribution, vect_is_slp_load_node): New.
34117 (vect_match_slp_patterns): Use it.
34119 2021-01-14 Tamar Christina <tamar.christina@arm.com>
34121 * tree-vect-slp-patterns.c (complex_add_pattern::build):
34124 2021-01-14 Thomas Schwinge <thomas@codesourcery.com>
34126 * config/gcn/mkoffload.c (main): Create an offload image only in
34127 64-bit configurations.
34129 2021-01-14 H.J. Lu <hjl.tools@gmail.com>
34132 * config/i386/i386-options.c (ix86_option_override_internal):
34133 Issue an error for -fcf-protection with CF_BRANCH when compiling
34134 for 32-bit non-TARGET_CMOV targets.
34136 2021-01-14 Uroš Bizjak <ubizjak@gmail.com>
34139 * config/i386/i386-options.c (ix86_valid_target_attribute_inner_p):
34140 Remove declaration and initialization of shadow variable "ret".
34141 (ix86_option_override_internal): Remove delcaration of
34142 shadow variable "i". Redeclare shadowed variable to unsigned.
34143 * common/config/i386/i386-common.c (pta_size): Redeclare to unsigned.
34144 * config/i386/i386-builtins.c (get_builtin_code_for_version):
34145 Update for redeclaration.
34146 * config/i386/i386.h (pta_size): Ditto.
34148 2021-01-14 Richard Biener <rguenther@suse.de>
34150 PR tree-optimization/98674
34151 * tree-data-ref.c (base_supports_access_fn_components_p): New.
34152 (initialize_data_dependence_relation): For two bases without
34153 possible access fns resort to type size equality when determining
34154 shape compatibility.
34156 2021-01-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
34159 * config/arm/arm_neon.h: Replace calls to __builtin_vcge* by
34160 <=, >= operators in vcle and vcge intrinsics respectively.
34161 * config/arm/arm_neon_builtins.def: Remove entry for
34164 2021-01-14 Uroš Bizjak <ubizjak@gmail.com>
34167 * config/i386/i386-options.c (ix86_function_specific_save):
34168 Remove redundant assignment to opts->x_ix86_branch_cost.
34169 * config/i386/i386.c (ix86_prefetch_sse):
34170 Rename from x86_prefetch_sse. Update all uses.
34171 * config/i386/i386.h: Update for rename.
34172 * config/i386/i386-options.h: Ditto.
34174 2021-01-14 Jakub Jelinek <jakub@redhat.com>
34177 * config/i386/sse.md (*sse4_1_zero_extendv8qiv8hi2_3,
34178 *sse4_1_zero_extendv4hiv4si2_3, *sse4_1_zero_extendv2siv2di2_3):
34179 Use Bm instead of m for non-avx. Add isa attribute.
34181 2021-01-14 Jakub Jelinek <jakub@redhat.com>
34183 PR tree-optimization/96688
34184 * match.pd (~(X >> Y) -> ~X >> Y): New simplification if
34185 ~X can be simplified.
34187 2021-01-14 Richard Sandiford <richard.sandiford@arm.com>
34189 * tree-vect-stmts.c (vect_model_load_cost): Account for unused
34190 IFN_LOAD_LANES results.
34192 2021-01-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34194 * config/aarch64/aarch64-simd.md (aarch64_<su>xtl<mode>):
34196 (aarch64_xtn<mode>): Likewise.
34197 * config/aarch64/aarch64-simd-builtins.def (sxtl, uxtl, xtn):
34200 * config/aarch64/arm_neon.h (vmovl_s8): Reimplement using
34202 (vmovl_s16): Likewise.
34203 (vmovl_s32): Likewise.
34204 (vmovl_u8): Likewise.
34205 (vmovl_u16): Likewise.
34206 (vmovl_u32): Likewise.
34207 (vmovn_s16): Likewise.
34208 (vmovn_s32): Likewise.
34209 (vmovn_s64): Likewise.
34210 (vmovn_u16): Likewise.
34211 (vmovn_u32): Likewise.
34212 (vmovn_u64): Likewise.
34214 2021-01-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34216 * config/aarch64/aarch64-simd.md (aarch64_<su>qxtn2<mode>_le):
34218 (aarch64_<su>qxtn2<mode>_be): Likewise.
34219 (aarch64_<su>qxtn2<mode>): Likewise.
34220 * config/aarch64/aarch64-simd-builtins.def (sqxtn2, uqxtn2):
34222 * config/aarch64/iterators.md (SAT_TRUNC): Define code_iterator.
34223 (su): Handle ss_truncate and us_truncate.
34224 * config/aarch64/arm_neon.h (vqmovn_high_s16): Reimplement using
34226 (vqmovn_high_s32): Likewise.
34227 (vqmovn_high_s64): Likewise.
34228 (vqmovn_high_u16): Likewise.
34229 (vqmovn_high_u32): Likewise.
34230 (vqmovn_high_u64): Likewise.
34232 2021-01-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34234 * config/aarch64/aarch64-simd.md (aarch64_xtn2<mode>_le):
34236 (aarch64_xtn2<mode>_be): Likewise.
34237 (aarch64_xtn2<mode>): Likewise.
34238 * config/aarch64/aarch64-simd-builtins.def (xtn2): Define
34240 * config/aarch64/arm_neon.h (vmovn_high_s16): Reimplement using
34242 (vmovn_high_s32): Likewise.
34243 (vmovn_high_s64): Likewise.
34244 (vmovn_high_u16): Likewise.
34245 (vmovn_high_u32): Likewise.
34246 (vmovn_high_u64): Likewise.
34248 2021-01-13 Stafford Horne <shorne@gmail.com>
34250 * config/or1k/or1k.h (ASM_PREFERRED_EH_DATA_FORMAT): New macro.
34252 2021-01-13 Stafford Horne <shorne@gmail.com>
34254 * config/or1k/linux.h (TARGET_ASM_FILE_END): Define macro.
34256 2021-01-13 Stafford Horne <shorne@gmail.com>
34258 * config/or1k/or1k.h (TARGET_CPU_CPP_BUILTINS): Add builtin
34259 define for __or1k_hard_float__.
34261 2021-01-13 Stafford Horne <shorne@gmail.com>
34263 * config/or1k/or1k.h (NO_PROFILE_COUNTERS): Define as 1.
34264 (PROFILE_HOOK): Define to call _mcount.
34265 (FUNCTION_PROFILER): Change from abort to no-op.
34267 2021-01-13 Jakub Jelinek <jakub@redhat.com>
34269 PR tree-optimization/96691
34270 * match.pd ((~X | C) ^ D -> (X | C) ^ (~D ^ C),
34271 (~X & C) ^ D -> (X & C) ^ (D ^ C)): New simplifications if
34272 (~D ^ C) or (D ^ C) can be simplified.
34274 2021-01-13 Richard Biener <rguenther@suse.de>
34276 PR tree-optimization/92645
34277 * match.pd (BIT_FIELD_REF to conversion): Delay canonicalization
34278 until after vector lowering.
34280 2021-01-13 Richard Sandiford <richard.sandiford@arm.com>
34282 * config/aarch64/aarch64-sve.md (fnma<mode>4): Extend from SVE_FULL_I
34284 (@aarch64_pred_fnma<mode>, cond_fnma<mode>, *cond_fnma<mode>_2)
34285 (*cond_fnma<mode>_4, *cond_fnma<mode>_any): Likewise.
34287 2021-01-13 Richard Sandiford <richard.sandiford@arm.com>
34289 * config/aarch64/aarch64-sve.md (fma<mode>4): Extend from SVE_FULL_I
34291 (@aarch64_pred_fma<mode>, cond_fma<mode>, *cond_fma<mode>_2)
34292 (*cond_fma<mode>_4, *cond_fma<mode>_any): Likewise.
34294 2021-01-13 Richard Biener <rguenther@suse.de>
34296 PR tree-optimization/92645
34297 * tree-vect-slp.c (vect_build_slp_tree_1): Relax supported
34298 BIT_FIELD_REF argument.
34299 (vect_build_slp_tree_2): Record the desired vector type
34300 on the external vector def.
34301 (vectorizable_slp_permutation): Handle required punning
34302 of existing vector defs.
34304 2021-01-13 Richard Sandiford <richard.sandiford@arm.com>
34306 * rtl-ssa/accesses.h (def_lookup): Fix order of comparison results.
34308 2021-01-13 Richard Sandiford <richard.sandiford@arm.com>
34310 * config/sh/sh.md (movsf_ie): Remove operands[2] test.
34312 2021-01-13 Samuel Thibault <samuel.thibault@ens-lyon.org>
34314 * config.gcc [$target == *-*-gnu*]: Enable
34315 'default_gnu_indirect_function'.
34317 2021-01-13 Jakub Jelinek <jakub@redhat.com>
34320 * optabs.c (expand_vec_perm_const): Don't force v0 and v1 into
34321 registers before calling targetm.vectorize.vec_perm_const, only after
34323 * config/i386/i386-expand.c (ix86_vectorize_vec_perm_const): Handle
34324 two argument permutation when one operand is zero vector and only
34325 after that force operands into registers.
34326 * config/i386/sse.md (*avx2_zero_extendv16qiv16hi2_1): New
34327 define_insn_and_split pattern.
34328 (*avx512bw_zero_extendv32qiv32hi2_1): Likewise.
34329 (*avx512f_zero_extendv16hiv16si2_1): Likewise.
34330 (*avx2_zero_extendv8hiv8si2_1): Likewise.
34331 (*avx512f_zero_extendv8siv8di2_1): Likewise.
34332 (*avx2_zero_extendv4siv4di2_1): Likewise.
34333 * config/mips/mips.c (mips_vectorize_vec_perm_const): Force operands
34335 * config/arm/arm.c (arm_vectorize_vec_perm_const): Likewise.
34336 * config/sparc/sparc.c (sparc_vectorize_vec_perm_const): Likewise.
34337 * config/ia64/ia64.c (ia64_vectorize_vec_perm_const): Likewise.
34338 * config/aarch64/aarch64.c (aarch64_vectorize_vec_perm_const): Likewise.
34339 * config/rs6000/rs6000.c (rs6000_vectorize_vec_perm_const): Likewise.
34340 * config/gcn/gcn.c (gcn_vectorize_vec_perm_const): Likewise. Use std::swap.
34342 2021-01-13 Martin Liska <mliska@suse.cz>
34344 PR tree-optimization/98455
34345 * gimple-if-to-switch.cc (condition_info::record_phi_mapping):
34346 Record also virtual PHIs.
34347 (pass_if_to_switch::execute): Return TODO_cleanup_cfg only
34350 2021-01-13 Jonathan Wakely <jwakely@redhat.com>
34352 * doc/invoke.texi (C++ Modules): Fix typos.
34354 2021-01-13 Richard Biener <rguenther@suse.de>
34356 PR tree-optimization/98640
34357 * tree-ssa-sccvn.c (visit_nary_op): Do not try to
34358 handle plus or minus from a truncated operand to be
34361 2021-01-13 Jakub Jelinek <jakub@redhat.com>
34364 * config/i386/i386.md (*btr<mode>_1, *btr<mode>_2): New
34365 define_insn_and_split patterns.
34366 (splitter after *btr<mode>_2): New splitter.
34368 2021-01-13 Martin Liska <mliska@suse.cz>
34371 * cgraphunit.c (analyze_functions): Remove dead code.
34373 2021-01-13 Qian Jianhua <qianjh@cn.fujitsu.com>
34375 * config/aarch64/aarch64-cost-tables.h (a64fx_extra_costs): New.
34376 * config/aarch64/aarch64.c (a64fx_addrcost_table): New.
34377 (a64fx_regmove_cost, a64fx_vector_cost): New.
34378 (a64fx_tunings): Use the new added cost tables.
34380 2021-01-13 Jakub Jelinek <jakub@redhat.com>
34383 * config/i386/predicates.md (pmovzx_parallel): New predicate.
34384 * config/i386/sse.md (*sse4_1_zero_extendv8qiv8hi2_3): New
34385 define_insn_and_split pattern.
34386 (*sse4_1_zero_extendv4hiv4si2_3): Likewise.
34387 (*sse4_1_zero_extendv2siv2di2_3): Likewise.
34389 2021-01-13 Julian Brown <julian@codesourcery.com>
34391 * config/gcn/gcn.c (gcn_conditional_register_usage): Remove dead code
34392 to fix v0 register.
34394 2021-01-13 Julian Brown <julian@codesourcery.com>
34396 * config/gcn/gcn.c (gcn_md_reorg): Fix case where EXEC reg is live
34399 2021-01-13 Julian Brown <julian@codesourcery.com>
34401 * config/gcn/gcn-valu.md (recip<mode>2<exec>, recip<mode>2): Use unspec
34402 for reciprocal-approximation instructions.
34403 (div<mode>3): Use fused multiply-accumulate operations for reciprocal
34404 refinement and division result.
34405 * config/gcn/gcn.md (UNSPEC_RCP): New unspec constant.
34407 2021-01-13 Julian Brown <julian@codesourcery.com>
34409 * config/gcn/gcn-valu.md (subdf): Rename to...
34412 2021-01-12 Martin Liska <mliska@suse.cz>
34414 * gcov.c (source_info::debug): Fix printf format for 32-bit hosts.
34416 2021-01-12 Andrea Corallo <andrea.corallo@arm.com>
34418 * function-abi.h: Fix typo.
34420 2021-01-12 Christophe Lyon <christophe.lyon@linaro.org>
34424 * config/arm/arm.h (ARM_HAVE_NEON_V8QI_LDST): New macro.
34425 (ARM_HAVE_NEON_V16QI_LDST, ARM_HAVE_NEON_V4HI_LDST): Likewise.
34426 (ARM_HAVE_NEON_V8HI_LDST, ARM_HAVE_NEON_V2SI_LDST): Likewise.
34427 (ARM_HAVE_NEON_V4SI_LDST, ARM_HAVE_NEON_V4HF_LDST): Likewise.
34428 (ARM_HAVE_NEON_V8HF_LDST, ARM_HAVE_NEON_V4BF_LDST): Likewise.
34429 (ARM_HAVE_NEON_V8BF_LDST, ARM_HAVE_NEON_V2SF_LDST): Likewise.
34430 (ARM_HAVE_NEON_V4SF_LDST, ARM_HAVE_NEON_DI_LDST): Likewise.
34431 (ARM_HAVE_NEON_V2DI_LDST): Likewise.
34432 (ARM_HAVE_V8QI_LDST, ARM_HAVE_V16QI_LDST): Likewise.
34433 (ARM_HAVE_V4HI_LDST, ARM_HAVE_V8HI_LDST): Likewise.
34434 (ARM_HAVE_V2SI_LDST, ARM_HAVE_V4SI_LDST, ARM_HAVE_V4HF_LDST): Likewise.
34435 (ARM_HAVE_V8HF_LDST, ARM_HAVE_V4BF_LDST, ARM_HAVE_V8BF_LDST): Likewise.
34436 (ARM_HAVE_V2SF_LDST, ARM_HAVE_V4SF_LDST, ARM_HAVE_DI_LDST): Likewise.
34437 (ARM_HAVE_V2DI_LDST): Likewise.
34438 * config/arm/mve.md (*movmisalign<mode>_mve_store): New pattern.
34439 (*movmisalign<mode>_mve_load): New pattern.
34440 * config/arm/neon.md (movmisalign<mode>): Move to ...
34441 * config/arm/vec-common.md: ... here.
34443 2021-01-12 Vladimir N. Makarov <vmakarov@redhat.com>
34446 * lra-eliminations.c (eliminate_regs_in_insn): Add transformation
34447 of pattern 'plus (plus (hard reg, const), pseudo)'.
34449 2021-01-12 Richard Biener <rguenther@suse.de>
34451 PR tree-optimization/98550
34452 * tree-vect-slp.c (vect_record_max_nunits): Check whether
34453 the group size is a multiple of the vector element count.
34454 (vect_build_slp_tree_1): When we need to fail because
34455 the vector type choosen causes unrolling do so lazily
34456 without affecting matches only at the end to guide group splitting.
34458 2021-01-12 Martin Liska <mliska@suse.cz>
34461 * optc-save-gen.awk: Compare also n_target_save vars with
34464 2021-01-12 Martin Liska <mliska@suse.cz>
34466 * gcov.c (source_info::debug): New.
34467 (print_usage): Add --debug (-D) option.
34468 (process_args): Likewise.
34469 (generate_results): Call src->debug after
34470 accumulate_line_counts.
34471 (read_graph_file): Properly assign id for EXIT_BLOCK.
34472 * profile.c (branch_prob): Dump function body before it is
34475 2021-01-12 Jakub Jelinek <jakub@redhat.com>
34477 PR tree-optimization/98629
34478 * tree-ssa-math-opts.c (arith_overflow_check_p): Don't update use_stmt
34479 unless returning non-zero.
34481 2021-01-12 Jakub Jelinek <jakub@redhat.com>
34483 PR tree-optimization/95731
34484 * tree-ssa-reassoc.c (optimize_range_tests_cmp_bitwise): Also optimize
34485 x < 0 && y < 0 && z < 0 into (x | y | z) < 0 for signed x, y, z.
34486 (optimize_range_tests): Call optimize_range_tests_cmp_bitwise
34487 only after optimize_range_tests_var_bound.
34489 2021-01-12 Jakub Jelinek <jakub@redhat.com>
34491 * configure.ac: Ensure c/Make-lang.in comes first in @all_lang_makefrags@.
34492 * configure: Regenerated.
34494 2021-01-12 liuhongt <hongtao.liu@intel.com>
34497 * config/i386/i386-builtins.h (BUILTIN_DESC_SWAP_OPERANDS):
34499 * config/i386/i386-expand.c (ix86_expand_sse_comi): Delete
34502 2021-01-12 Alexandre Oliva <oliva@adacore.com>
34504 * ssa-iterators.h (end_imm_use_stmt_traverse): Forward
34506 (auto_end_imm_use_stmt_traverse): New struct.
34507 (FOR_EACH_IMM_USE_STMT): Use it.
34508 (BREAK_FROM_IMM_USE_STMT, RETURN_FROM_IMM_USE_STMT): Remove,
34510 * gimple-ssa-strength-reduction.c: ... here, ...
34511 * graphite-scop-detection.c: ... here, ...
34512 * ipa-modref.c, ipa-pure-const.c, ipa-sra.c: ... here, ...
34513 * tree-predcom.c, tree-ssa-ccp.c: ... here, ...
34514 * tree-ssa-dce.c, tree-ssa-dse.c: ... here, ...
34515 * tree-ssa-loop-ivopts.c, tree-ssa-math-opts.c: ... here, ...
34516 * tree-ssa-phiprop.c, tree-ssa.c: ... here, ...
34517 * tree-vect-slp.c: ... and here, ...
34518 * doc/tree-ssa.texi: ... and the example here.
34520 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
34522 * config/aarch64/aarch64-sve.md (sdiv_pow2<mode>3): Extend from
34523 SVE_FULL_I to SVE_I. Generate an UNSPEC_PRED_X.
34524 (*sdiv_pow2<mode>3): New pattern.
34525 (@cond_<sve_int_op><mode>): Extend from SVE_FULL_I to SVE_I.
34526 Wrap the ASRD in an UNSPEC_PRED_X.
34527 (*cond_<sve_int_op><mode>_2): Likewise. Replace the UNSPEC_PRED_X
34528 predicate with a constant PTRUE, if it isn't already.
34529 (*cond_<sve_int_op><mode>_z): Replace with...
34530 (*cond_<sve_int_op><mode>_any): ...this new pattern.
34532 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
34534 * config/aarch64/aarch64-sve.md (*cond_bic<mode>_2): Extend from
34535 SVE_FULL_I to SVE_I.
34536 (*cond_bic<mode>_any): Likewise.
34538 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
34540 * config/aarch64/aarch64-sve.md (<su>mul<mode>3_highpart)
34541 (@aarch64_pred_<MUL_HIGHPART:optab><mode>): Extend from SVE_FULL_I
34544 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
34546 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): Extend from
34547 SVE_FULL_I to SVE_I.
34548 (*aarch64_cond_<su>abd<mode>_2): Likewise.
34549 (*aarch64_cond_<su>abd<mode>_any): Likewise.
34550 (@aarch64_pred_<su>abd<mode>): Likewise. Use UNSPEC_PRED_X
34551 for the max and min but not for the minus.
34552 (*aarch64_cond_<su>abd<mode>_3): New pattern.
34554 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
34556 * config/aarch64/iterators.md (SVE_24I): New iterator.
34557 * config/aarch64/aarch64-sve.md (*aarch64_adr<mode>_shift): Extend from
34558 SVE_FULL_SDI to SVE_24I. Use containers rather than elements.
34560 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
34562 * config/aarch64/aarch64-sve.md (@cond_<SVE_INT_BINARY:optab><mode>)
34563 (*cond_<SVE_INT_BINARY:optab><mode>_2): Extend from SVE_FULL_I
34565 (*cond_<SVE_INT_BINARY:optab><mode>_3): Likewise.
34566 (*cond_<SVE_INT_BINARY:optab><mode>_any): Likewise.
34567 (*cond_<SVE_INT_BINARY:optab><mode>_2_const): Likewise.
34568 (*cond_<SVE_INT_BINARY:optab><mode>_any_const): Likewise.
34570 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
34572 * config/aarch64/aarch64-sve.md (<SVE_INT_BINARY_IMM:optab><mode>3)
34573 (@aarch64_pred_<SVE_INT_BINARY_IMM:optab><mode>)
34574 (*post_ra_<SVE_INT_BINARY_IMM:optab><mode>3): Extend from SVE_FULL_I
34577 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
34579 * config/aarch64/aarch64-sve.md (<ASHIFT:optab><mode>3)
34580 (v<ASHIFT:optab><mode>3, @aarch64_pred_<optab><mode>)
34581 (*post_ra_v<ASHIFT:optab><mode>3): Extend from SVE_FULL_I to SVE_I.
34583 2021-01-11 Martin Liska <mliska@suse.cz>
34586 * symtab-clones.h (clone_info::release): Release
34587 symtab::m_clones with ggc_delete as it's a GGC memory.
34589 2021-01-11 Matthias Klose <doko@ubuntu.com>
34591 * Makefile.in (LINK_PROGRESS): Show the link target.
34593 2021-01-11 Richard Biener <rguenther@suse.de>
34595 PR tree-optimization/91403
34596 * tree-vect-data-refs.c (vect_analyze_group_access_1): Cap
34597 single-element interleaving group size at 4096 elements.
34599 2021-01-11 Richard Biener <rguenther@suse.de>
34601 PR tree-optimization/98526
34602 * tree-vect-loop.c (vect_model_reduction_cost): Remove costing
34603 of the actual reduction op for the regular case.
34604 (vectorizable_reduction): Cost the stmts
34605 vect_transform_reduction produces here.
34607 2021-01-11 Andreas Krebbel <krebbel@linux.ibm.com>
34609 * tree-ssa-forwprop.c (simplify_vector_constructor): For
34610 big-endian, use UNPACK[_FLOAT]_HI.
34612 2021-01-11 Tamar Christina <tamar.christina@arm.com>
34614 * tree-vect-slp-patterns.c (class complex_pattern,
34615 class complex_add_pattern): Add parameters to matches.
34616 (complex_add_pattern::build): Free memory.
34617 (complex_add_pattern::matches): Move validation end of match.
34618 (complex_add_pattern::recognize): Likewise.
34620 2021-01-11 Tamar Christina <tamar.christina@arm.com>
34622 * tree-vect-slp-patterns.c (linear_loads_p): Fix externals.
34624 2021-01-11 Tamar Christina <tamar.christina@arm.com>
34626 * tree-vect-slp-patterns.c (is_linear_load_p): Fix ambiguity.
34628 2021-01-11 Jakub Jelinek <jakub@redhat.com>
34630 PR tree-optimization/95867
34631 * tree-ssa-math-opts.h: New header.
34632 * tree-ssa-math-opts.c: Include tree-ssa-math-opts.h.
34633 (powi_as_mults): No longer static. Use build_one_cst instead of
34634 build_real. Formatting fix.
34635 * tree-ssa-reassoc.c: Include tree-ssa-math-opts.h.
34636 (attempt_builtin_powi): Handle multiplication reassociation without
34637 powi_fndecl using powi_as_mults.
34638 (reassociate_bb): For integral types don't require
34639 -funsafe-math-optimizations to call attempt_builtin_powi.
34641 2021-01-11 Jakub Jelinek <jakub@redhat.com>
34643 PR tree-optimization/95852
34644 * tree-ssa-math-opts.c (maybe_optimize_guarding_check): Change
34645 mul_stmts parameter type to vec<gimple *> &. Before cond_stmt
34646 allow in the bb any of the stmts in that vector, div_stmt and
34647 up to 3 cast stmts.
34648 (arith_cast_equal_p): New function.
34649 (arith_overflow_check_p): Add cast_stmt argument, handle signed
34650 multiply overflow checks.
34651 (match_arith_overflow): Adjust caller. Handle signed multiply
34654 2021-01-11 Jakub Jelinek <jakub@redhat.com>
34656 PR tree-optimization/95852
34657 * tree-ssa-math-opts.c (maybe_optimize_guarding_check): New function.
34658 (uaddsub_overflow_check_p): Renamed to ...
34659 (arith_overflow_check_p): ... this. Handle also multiplication
34660 with overflow check.
34661 (match_uaddsub_overflow): Renamed to ...
34662 (match_arith_overflow): ... this. Add cfg_changed argument. Handle
34663 also multiplication with overflow check. Adjust function comment.
34664 (math_opts_dom_walker::after_dom_children): Adjust callers. Call
34665 match_arith_overflow also for MULT_EXPR.
34667 2021-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34669 * config/aarch64/arm_neon.h (vmovl_s8): Reimplement using
34670 __builtin_convertvector.
34671 (vmovl_s16): Likewise.
34672 (vmovl_s32): Likewise.
34673 (vmovl_u8): Likewise.
34674 (vmovl_u16): Likewise.
34675 (vmovl_u32): Likewise.
34676 (vmovn_s16): Likewise.
34677 (vmovn_s32): Likewise.
34678 (vmovn_s64): Likewise.
34679 (vmovn_u16): Likewise.
34680 (vmovn_u32): Likewise.
34681 (vmovn_u64): Likewise.
34683 2021-01-11 Martin Liska <mliska@suse.cz>
34685 * gimple-if-to-switch.cc (struct condition_info): Use auto_var.
34686 (if_chain::is_beneficial): Delete clusters
34687 (find_conditions): Make second argument of conditions_in_bbs a
34688 pointer so that we control over it's lifetime.
34689 (pass_if_to_switch::execute): Delete them.
34691 2021-01-11 Kewen Lin <linkw@linux.ibm.com>
34693 * ira.c (move_unallocated_pseudos): Check other_reg and skip if
34696 2021-01-09 Maciej W. Rozycki <macro@linux-mips.org>
34698 * config/vax/vax.md (cc): Remove mode attribute.
34699 (subst_<cc>, subst_f<cc>): Rename to...
34700 (subst_<mode>, subst_f<VAXccnz:mode>): ... these respectively.
34701 (*cbranch<VAXint:mode>4_<VAXcc:mode>): Update for `cc' removal.
34702 (*cbranch<VAXfp:mode>4_<VAXccnz:mode>): Likewise.
34703 (*branch_<mode>, *branch_<mode>_reversed): Likewise.
34705 2021-01-09 Maciej W. Rozycki <macro@linux-mips.org>
34707 * config/vax/vax.md (subst_f<cc>): Add mode to operands and
34708 `const_double_zero'.
34710 2021-01-09 Maciej W. Rozycki <macro@linux-mips.org>
34712 * config/pdp11/pdp11.md (PDPfp): New mode iterator.
34713 (fcc_cc, fcc_ccnz): Use it. Add mode to `const_double_zero' and
34716 2021-01-09 Maciej W. Rozycki <macro@linux-mips.org>
34718 * genemit.c (gen_exp) <CONST_DOUBLE>: Handle `const_double_zero'
34720 * read-rtl.c (rtx_reader::read_rtx_code): Handle machine mode
34721 with `const_double_zero'.
34722 * doc/rtl.texi (Constant Expression Types): Document it.
34724 2021-01-09 Jakub Jelinek <jakub@redhat.com>
34727 * tree-cfg.c (verify_gimple_assign_binary): Allow lhs of
34728 POINTER_DIFF_EXPR to be any integral type.
34730 2021-01-09 Jakub Jelinek <jakub@redhat.com>
34732 PR rtl-optimization/98603
34733 * function.c (instantiate_virtual_regs_in_insn): For asm goto
34734 with impossible constraints, drop all SETs, CLOBBERs, drop PARALLEL
34735 if any, set ASM_OPERANDS mode to VOIDmode and change
34736 ASM_OPERANDS_OUTPUT_CONSTRAINT and ASM_OPERANDS_OUTPUT_IDX.
34738 2021-01-09 Alexandre Oliva <oliva@gnu.org>
34741 * final.c (notice_source_line): Narrow down the condition to
34742 skip a line-0 marker.
34744 2021-01-08 Sergei Trofimovich <siarheit@google.com>
34746 * ipa-modref.c (merge_call_side_effects): Fix
34747 linebreak split by reordering two print calls.
34749 2021-01-08 Ilya Leoshkevich <iii@linux.ibm.com>
34751 * config/s390/vector.md (*tf_to_fprx2_0): Rename from
34752 "*mov_tf_to_fprx2_0" for consistency, fix constraint.
34753 (*tf_to_fprx2_1): Rename from "*mov_tf_to_fprx2_1" for
34754 consistency, fix constraint.
34756 2021-01-08 Ilya Leoshkevich <iii@linux.ibm.com>
34758 * config/s390/s390-c.c (s390_def_or_undef_macro): Accept
34759 callables instead of mask values.
34760 (struct target_flag_set_p): New predicate.
34761 (s390_cpu_cpp_builtins_internal): Define or undefine
34762 __LONG_DOUBLE_VX__ macro.
34764 2021-01-08 H.J. Lu <hjl.tools@gmail.com>
34767 * config/i386/i386.c (x86_function_profiler): Use R10 and R11
34768 to call mcount in large model with PIC for NO_PROFILE_COUNTERS
34771 2021-01-08 Richard Biener <rguenther@suse.de>
34773 * tree-ssa-sccvn.c (pass_fre::execute): Reset the SCEV hash table.
34775 2021-01-08 Richard Biener <rguenther@suse.de>
34777 * tree-vect-slp.c (scalar_stmts_to_slp_tree_map_t): Fix.
34778 (vect_build_slp_tree): On cache hit release the matched
34779 scalar stmts vector.
34780 * tree-vect-stmts.c (vectorizable_store): Properly free
34781 vec_oprnds before possibly gathering them again.
34783 2021-01-08 Richard Biener <rguenther@suse.de>
34785 PR tree-optimization/98544
34786 * tree-vect-slp.c (vect_optimize_slp): Always materialize
34787 permutes at a permute node.
34789 2021-01-08 H.J. Lu <hjl.tools@gmail.com>
34792 * config/i386/i386.c (x86_function_profiler): Use R10 to call
34793 mcount in large model. Sorry for large model with PIC.
34795 2021-01-08 Jakub Jelinek <jakub@redhat.com>
34798 * config/i386/i386.opt (ix86_cmodel, ix86_incoming_stack_boundary_arg,
34799 ix86_pmode, ix86_preferred_stack_boundary_arg, ix86_regparm,
34800 ix86_veclibabi_type): Remove x_ prefix, use TargetVariable instead of
34801 TargetSave and initialize for variables with enum types.
34802 (mfentry, mstack-protector-guard-reg=, mstack-protector-guard-offset=,
34803 mstack-protector-guard-symbol=): Add Save.
34804 * config/i386/i386-options.c (ix86_function_specific_save,
34805 ix86_function_specific_restore): Don't save or restore x_ix86_cmodel,
34806 x_ix86_incoming_stack_boundary_arg, x_ix86_pmode,
34807 x_ix86_preferred_stack_boundary_arg, x_ix86_regparm,
34808 x_ix86_veclibabi_type.
34810 2021-01-08 Richard Sandiford <richard.sandiford@arm.com>
34812 * config/aarch64/aarch64-sve.md (*cnot<mode>): Extend from
34813 SVE_FULL_I to SVE_I.
34814 (*cond_cnot<mode>_2, *cond_cnot<mode>_any): Likewise.
34816 2021-01-08 Richard Sandiford <richard.sandiford@arm.com>
34818 * config/aarch64/aarch64-sve.md (*cond_uxt<mode>_2): Extend from
34819 SVE_FULL_I to SVE_I.
34820 (*cond_uxt<mode>_any): Likewise.
34822 2021-01-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34824 * config/aarch64/iterators.md (Vwhalf): New iterator.
34825 * config/aarch64/aarch64-simd.md (aarch64_<sur>adalp<mode>_3):
34827 (aarch64_<sur>adalp<mode>): ... This. Make more
34829 (<sur>sadv16qi): Adjust callsite of the above.
34830 * config/aarch64/aarch64-simd-builtins.def (sadalp, uadalp): New
34832 * config/aarch64/arm_neon.h (vpadal_s8): Reimplement using
34834 (vpadal_s16): Likewise.
34835 (vpadal_u8): Likewise.
34836 (vpadal_u16): Likewise.
34837 (vpadalq_s8): Likewise.
34838 (vpadalq_s16): Likewise.
34839 (vpadalq_s32): Likewise.
34840 (vpadalq_u8): Likewise.
34841 (vpadalq_u16): Likewise.
34842 (vpadalq_u32): Likewise.
34844 2021-01-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34846 * config/aarch64/aarch64-simd.md (aarch64_<su>abd<mode>_3):
34848 (aarch64_<su>abd<mode>): ... This.
34849 (<sur>sadv16qi): Adjust callsite of the above.
34850 * config/aarch64/aarch64-simd-builtins.def (sabd, uabd): Define
34852 * config/aarch64/arm_neon.h (vabd_s8): Reimplement using
34854 (vabd_s16): Likewise.
34855 (vabd_s32): Likewise.
34856 (vabd_u8): Likewise.
34857 (vabd_u16): Likewise.
34858 (vabd_u32): Likewise.
34859 (vabdq_s8): Likewise.
34860 (vabdq_s16): Likewise.
34861 (vabdq_s32): Likewise.
34862 (vabdq_u8): Likewise.
34863 (vabdq_u16): Likewise.
34864 (vabdq_u32): Likewise.
34866 2021-01-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34868 * config/aarch64/aarch64-simd-builtins.def (saba, uaba): Define
34870 * config/aarch64/arm_neon.h (vaba_s8): Implement using builtin.
34871 (vaba_s16): Likewise.
34872 (vaba_s32): Likewise.
34873 (vaba_u8): Likewise.
34874 (vaba_u16): Likewise.
34875 (vaba_u32): Likewise.
34876 (vabaq_s8): Likewise.
34877 (vabaq_s16): Likewise.
34878 (vabaq_s32): Likewise.
34879 (vabaq_u8): Likewise.
34880 (vabaq_u16): Likewise.
34881 (vabaq_u32): Likewise.
34883 2021-01-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34885 * config/aarch64/aarch64-simd.md (aba<mode>_3): Rename to...
34886 (aarch64_<su>aba<mode>): ... This. Handle uaba as well.
34887 Change RTL pattern to match.
34889 2021-01-08 Kito Cheng <kito.cheng@sifive.com>
34891 * common/config/riscv/riscv-common.c (riscv_current_subset_list): New.
34892 * config/riscv/riscv-c.c (riscv-subset.h): New.
34893 (INCLUDE_STRING): Define.
34894 (riscv_cpu_cpp_builtins): Add new style architecture extension
34896 * config/riscv/riscv-subset.h (riscv_subset_list::begin): New.
34897 (riscv_subset_list::end): New.
34898 (riscv_current_subset_list): New.
34900 2021-01-08 Kito Cheng <kito.cheng@sifive.com>
34902 * common/config/riscv/riscv-common.c (RISCV_DONT_CARE_VERSION):
34903 Move to riscv-subset.h.
34904 (struct riscv_subset_t): Ditto.
34905 (class riscv_subset_list): Ditto.
34906 * config/riscv/riscv-subset.h (RISCV_DONT_CARE_VERSION): Move
34907 from riscv-common.c.
34908 (struct riscv_subset_t): Ditto.
34909 (class riscv_subset_list): Ditto.
34910 * config/riscv/t-riscv ($(common_out_file)): Add file
34913 2021-01-07 Jakub Jelinek <jakub@redhat.com>
34916 * config/i386/i386.md (*bmi_blsi_<mode>_cmp, *bmi_blsi_<mode>_ccno):
34917 New define_insn patterns.
34919 2021-01-07 Richard Sandiford <richard.sandiford@arm.com>
34921 * config/aarch64/aarch64-sve.md (@cond_<SVE_INT_UNARY:optab><mode>)
34922 (*cond_<SVE_INT_UNARY:optab><mode>_2): Extend from SVE_FULL_I to SVE_I.
34923 (*cond_<SVE_INT_UNARY:optab><mode>_any): Likewise.
34925 2021-01-07 Richard Sandiford <richard.sandiford@arm.com>
34927 PR tree-optimization/98560
34928 * internal-fn.def (IFN_VCONDU, IFN_VCONDEQ): Use type vec_cond.
34929 * internal-fn.c (vec_cond_mask_direct): Get the data mode from
34931 (vec_cond_direct): Likewise argument 2.
34932 (vec_condu_direct, vec_condeq_direct): Delete.
34933 (expand_vect_cond_optab_fn): Rename to...
34934 (expand_vec_cond_optab_fn): ...this, replacing old macro.
34935 (expand_vec_condu_optab_fn, expand_vec_condeq_optab_fn): Delete.
34936 (expand_vect_cond_mask_optab_fn): Rename to...
34937 (expand_vec_cond_mask_optab_fn): ...this, replacing old macro.
34938 (direct_vec_cond_mask_optab_supported_p): Treat the optab as a
34940 (direct_vec_cond_optab_supported_p): Likewise.
34941 (direct_vec_condu_optab_supported_p): Delete.
34942 (direct_vec_condeq_optab_supported_p): Delete.
34943 * gimple-isel.cc: Include internal-fn.h.
34944 (gimple_expand_vec_cond_expr): Check that IFN_VCONDEQ is supported
34947 2021-01-07 Richard Sandiford <richard.sandiford@arm.com>
34949 PR tree-optimization/98560
34950 * gimple-isel.cc (gimple_expand_vec_cond_expr): If we fail to use
34951 IFN_VCOND{,U,EQ}, fall back on IFN_VCOND_MASK.
34953 2021-01-07 Uroš Bizjak <ubizjak@gmail.com>
34955 * config/i386/i386.md (insn): Merge from plusminus_insn, shift_insn,
34956 rotate_insn and optab code attributes.
34957 Update all uses to merged code attribute.
34958 * config/i386/sse.md: Update all uses to merged code attribute.
34959 * config/i386/mmx.md: Update all uses to merged code attribute.
34961 2021-01-07 Jakub Jelinek <jakub@redhat.com>
34963 PR tree-optimization/98568
34964 * gimple-ssa-store-merging.c (bswap_view_convert): New function.
34965 (bswap_replace): Use it.
34967 2021-01-06 Vladimir N. Makarov <vmakarov@redhat.com>
34969 PR rtl-optimization/97978
34970 * lra-int.h (lra_hard_reg_split_p): New external.
34971 * lra.c (lra_hard_reg_split_p): New global.
34972 (lra): Set up lra_hard_reg_split_p after splitting a hard reg.
34973 * lra-assigns.c (lra_assign): Don't check allocation correctness
34974 after hard reg splitting.
34976 2021-01-06 Martin Sebor <msebor@redhat.com>
34979 * builtins.c (new_delete_mismatch_p): New overload.
34980 (new_delete_mismatch_p (tree, tree)): Call it.
34982 2021-01-06 Alexandre Oliva <oliva@adacore.com>
34984 * Makefile.in (T_GLIMITS_H): New.
34985 (stmp-int-hdrs): Depend on it, use it.
34986 * config/t-vxworks (T_GLIMITS_H): Override it.
34987 (vxw-glimits.h): New.
34989 2021-01-06 Richard Biener <rguenther@suse.de>
34991 PR tree-optimization/98513
34992 * value-range.cc (intersect_ranges): Compare the upper bounds
34993 for the expected relation.
34995 2021-01-06 Gerald Pfeifer <gerald@pfeifer.com>
34998 2020-12-28 Gerald Pfeifer <gerald@pfeifer.com>
35000 * doc/standards.texi (HSAIL): Remove section.
35002 2021-01-05 Samuel Thibault <samuel.thibault@ens-lyon.org>
35004 * configure: Re-generate.
35006 2021-01-05 Jakub Jelinek <jakub@redhat.com>
35008 * doc/invoke.texi (-std=c++20): Adjust for the publication of
35009 ISO 14882:2020 standard.
35010 * doc/standards.texi: Likewise.
35012 2021-01-05 Jakub Jelinek <jakub@redhat.com>
35014 PR tree-optimization/94802
35015 * expr.h (maybe_optimize_sub_cmp_0): Declare.
35016 * expr.c: Include tree-pretty-print.h and flags.h.
35017 (maybe_optimize_sub_cmp_0): New function.
35018 (do_store_flag): Use it.
35019 * cfgexpand.c (expand_gimple_cond): Likewise.
35021 2021-01-05 Richard Sandiford <richard.sandiford@arm.com>
35023 * mux-utils.h (pointer_mux::m_ptr): Tweak description of contents.
35024 * rtlanal.c (simple_regno_set): Tweak description to clarify the
35027 2021-01-05 Richard Biener <rguenther@suse.de>
35029 PR tree-optimization/98516
35030 * tree-vect-slp.c (vect_optimize_slp): Permute the incoming
35031 lanes when materializing on a VEC_PERM node.
35032 (vectorizable_slp_permutation): Dump the permute properly.
35034 2021-01-05 Richard Biener <rguenther@suse.de>
35036 * tree-vect-slp.c (vect_slp_region): Move debug counter
35037 to cover individual subgraphs.
35039 2021-01-05 Richard Biener <rguenther@suse.de>
35041 PR tree-optimization/98428
35042 * tree-vect-slp.c (vect_build_slp_tree_1): Properly reject
35043 vector lane extracts for loop vectorization.
35045 2021-01-05 Jakub Jelinek <jakub@redhat.com>
35047 PR tree-optimization/98514
35048 * tree-ssa-reassoc.c (bb_rank): Change type from long * to
35050 (operand_rank): Change type from hash_map<tree, long> to
35051 hash_map<tree, int64_t>.
35052 (phi_rank): Change return type from long to int64_t.
35053 (loop_carried_phi): Change block_rank variable type from long to
35055 (propagate_rank): Change return type, rank parameter type and
35056 op_rank variable type from long to int64_t.
35057 (find_operand_rank): Change return type from long to int64_t
35058 and change slot variable type from long * to int64_t *.
35059 (insert_operand_rank): Change rank parameter type from long to
35061 (get_rank): Change return type and rank variable type from long to
35062 int64_t. Use PRId64 instead of ld to print the rank.
35063 (init_reassoc): Change rank variable type from long to int64_t
35064 and adjust correspondingly bb_rank and operand_rank initialization.
35066 2021-01-05 Jakub Jelinek <jakub@redhat.com>
35068 PR tree-optimization/96928
35069 * tree-ssa-phiopt.c (xor_replacement): New function.
35070 (tree_ssa_phiopt_worker): Call it.
35072 2021-01-05 Jakub Jelinek <jakub@redhat.com>
35074 PR tree-optimization/96930
35075 * match.pd ((A / (1 << B)) -> (A >> B)): If A is extended
35076 from narrower value which has the same type as 1 << B, perform
35077 the right shift on the narrower value followed by extension.
35079 2021-01-05 Jakub Jelinek <jakub@redhat.com>
35081 PR tree-optimization/96239
35082 * gimple-ssa-store-merging.c (maybe_optimize_vector_constructor): New
35084 (get_status_for_store_merging): Don't return BB_INVALID for blocks
35085 with potential bswap optimizable CONSTRUCTORs.
35086 (pass_store_merging::execute): Optimize vector CONSTRUCTORs with bswap
35089 2021-01-05 Richard Biener <rguenther@suse.de>
35091 PR tree-optimization/98381
35092 * tree.c (vector_element_bits): Properly compute bool vector
35094 * tree-vect-loop.c (vectorizable_live_operation): Properly
35095 compute the last lane bit offset.
35097 2021-01-05 Uroš Bizjak <ubizjak@gmail.com>
35100 * config/i386/sse.md (sse_cvtps2pi): Redefine as define_insn_and_split.
35101 Clear the top 64 bytes of the input XMM register.
35102 (sse_cvttps2pi): Ditto.
35104 2021-01-05 Uroš Bizjak <ubizjak@gmail.com>
35107 * config/i386/xopintrin.h (_mm256_cmov_si256): New.
35109 2021-01-05 H.J. Lu <hjl.tools@gmail.com>
35112 * config/i386/xmmintrin.h (_mm_extract_pi16): Cast to unsigned
35115 2021-01-05 Claudiu Zissulescu <claziss@synopsys.com>
35117 * config/arc/arc.md (maddsidi4_split): Use ACC_REG_FIRST.
35118 (umaddsidi4_split): Likewise.
35120 2021-01-05 liuhongt <hongtao.liu@intel.com>
35123 * config/i386/sse.md (*sse2_pmovskb_zexthisi): New
35124 define_insn_and_split for zero_extend of subreg HI of pmovskb
35126 (*sse2_pmovskb_zexthisi): Add new combine splitters for
35127 zero_extend of not of subreg HI of pmovskb result.
35129 2021-01-05 Richard Sandiford <richard.sandiford@arm.com>
35132 * explow.c (convert_memory_address_addr_space_1): Handle UNSPECs
35134 * config/aarch64/aarch64.c (aarch64_expand_mov_immediate): Use
35135 convert_memory_address to convert symbolic immediates to ptr_mode
35136 before forcing them to memory.
35138 2021-01-05 Richard Sandiford <richard.sandiford@arm.com>
35140 PR rtl-optimization/97144
35141 * recog.c (constrain_operands): Initialize matching_operand
35142 for each alternative, rather than only doing it once.
35144 2021-01-05 Richard Sandiford <richard.sandiford@arm.com>
35146 PR rtl-optimization/98403
35147 * rtl-ssa/changes.cc (function_info::finalize_new_accesses): Explain
35148 why we don't remove call clobbers.
35149 (function_info::apply_changes_to_insn): Don't attempt to add
35150 call clobbers here.
35152 2021-01-05 Richard Sandiford <richard.sandiford@arm.com>
35154 PR tree-optimization/98371
35155 * tree-vect-loop.c (vect_reanalyze_as_main_loop): New function.
35156 (vect_analyze_loop): If an epilogue loop appears to be cheaper
35157 than the main loop, re-analyze it as a main loop before adopting
35160 2021-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
35163 * configure.ac (NETLIBS): Determine using AX_LIB_SOCKET_NSL.
35164 * aclocal.m4, configure: Regenerate.
35165 * Makefile.in (NETLIBS): Define.
35166 (BACKEND): Remove $(CODYLIB).
35168 2021-01-05 Jakub Jelinek <jakub@redhat.com>
35170 PR rtl-optimization/98334
35171 * simplify-rtx.c (simplify_context::simplify_binary_operation_1):
35172 Optimize (X - 1) * Y + Y to X * Y or (X + 1) * Y - Y to X * Y.
35174 2021-01-05 Bernd Edlinger <bernd.edlinger@hotmail.de>
35176 * tree-inline.c (expand_call_inline): Restore input_location.
35177 Return result from recursive call.
35179 2021-01-04 Richard Sandiford <richard.sandiford@arm.com>
35181 PR tree-optimization/95401
35182 * config/aarch64/aarch64-sve-builtins.cc
35183 (gimple_folder::load_store_cookie): Use bits rather than bytes
35184 for the alignment argument to IFN_MASK_LOAD and IFN_MASK_STORE.
35185 * gimple-fold.c (gimple_fold_mask_load_store_mem_ref): Likewise.
35186 * tree-vect-stmts.c (vectorizable_store): Likewise.
35187 (vectorizable_load): Likewise.
35189 2021-01-04 Richard Biener <rguenther@suse.de>
35191 PR tree-optimization/98308
35192 * tree-vect-stmts.c (vectorizable_load): Set invariant mask
35195 2021-01-04 Jakub Jelinek <jakub@redhat.com>
35197 PR tree-optimization/95771
35198 * tree-ssa-loop-niter.c (number_of_iterations_popcount): Handle types
35199 with precision smaller than int's precision and types with precision
35200 twice as large as long long. Formatting fixes.
35202 2021-01-04 Richard Biener <rguenther@suse.de>
35204 PR tree-optimization/98464
35205 * tree-ssa-sccvn.c (vn_valueize_for_srt): Rename from ...
35206 (vn_valueize_wrapper): ... this. Temporarily adjust vn_context_bb.
35207 (process_bb): Adjust.
35209 2021-01-04 Matthew Malcomson <matthew.malcomson@arm.com>
35212 * doc/invoke.texi (-fsanitize=address): Fix wording describing
35213 clash with -fsanitize=hwaddress.
35215 2021-01-04 Richard Biener <rguenther@suse.de>
35217 PR tree-optimization/98282
35218 * tree-ssa-sccvn.c (vn_get_stmt_kind): Classify tcc_reference on
35219 invariants as VN_NARY.
35221 2021-01-04 Richard Sandiford <richard.sandiford@arm.com>
35224 * config/aarch64/aarch64-simd.md (aarch64_combine<mode>): Accept
35225 aarch64_simd_reg_or_zero for operand 2. Use the combinez patterns
35226 to handle zero operands.
35228 2021-01-04 Richard Sandiford <richard.sandiford@arm.com>
35230 * config/aarch64/aarch64.c (offset_6bit_signed_scaled_p): New function.
35231 (offset_6bit_unsigned_scaled_p): Fix typo in comment.
35232 (aarch64_sve_prefetch_operand_p): Accept MUL VLs in the range
35235 2021-01-04 Richard Biener <rguenther@suse.de>
35237 PR tree-optimization/98393
35238 * tree-vect-slp.c (vect_build_slp_tree): Properly zero matches
35239 when hitting the limit.
35241 2021-01-04 Richard Biener <rguenther@suse.de>
35243 PR tree-optimization/98291
35244 * tree-vect-loop.c (vectorizable_reduction): Bypass
35245 associativity check for SLP reductions with VF 1.
35247 2021-01-04 Jakub Jelinek <jakub@redhat.com>
35249 PR tree-optimization/96782
35250 * match.pd (x == ~x -> false, x != ~x -> true): New simplifications.
35252 2021-01-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
35254 * collect-utils.c (collect_execute): Check dumppfx.
35255 * collect2.c (maybe_run_lto_and_relink, do_link): Pass atsuffix
35256 to collect_execute.
35257 (do_link): Add new parameter atsuffix.
35258 (main): Handle -dumpdir option. Skip one argument for
35259 -o, -isystem and -B options.
35260 * gcc.c (make_at_file): New helper function.
35261 (close_at_file): Use it.
35263 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
35265 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): Adjust.
35266 Amend handling for LD64_VERSION fallback defaults.
35268 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
35270 * config.gcc: Compute default version information
35271 from the configured target. Likewise defaults for
35273 * config/darwin10.h: Removed.
35274 * config/darwin12.h: Removed.
35275 * config/darwin9.h: Removed.
35276 * config/rs6000/darwin8.h: Removed.
35278 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
35280 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
35282 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
35284 * config/darwin9.h (STACK_CHECK_STATIC_BUILTIN): Move from here..
35285 * config/darwin.h (STACK_CHECK_STATIC_BUILTIN): .. to here.
35287 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
35289 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Move from
35291 * config/darwin.h (LINK_GCC_C_SEQUENCE_SPEC): ... to here.
35293 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
35295 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Move the spec
35296 for the Darwin10 unwinder stub from here ...
35297 * config/darwin.h (LINK_COMMAND_SPEC_A): ... to here.
35299 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
35301 * config/darwin.h (DSYMUTIL_SPEC): Default to DWARF
35302 (ASM_DEBUG_SPEC):Only define if the assembler supports
35304 (PREFERRED_DEBUGGING_TYPE): Default to DWARF.
35305 (DARWIN_PREFER_DWARF): Define.
35306 * config/darwin9.h (PREFERRED_DEBUGGING_TYPE): Remove.
35307 (DARWIN_PREFER_DWARF): Likewise
35308 (DSYMUTIL_SPEC): Likewise.
35309 (COLLECT_RUN_DSYMUTIL): Likewise.
35310 (ASM_DEBUG_SPEC): Likewise.
35311 (ASM_DEBUG_OPTION_SPEC): Likewise.
35313 2021-01-02 Jan Hubicka <jh@suse.cz>
35315 * cfg.c (free_block): ggc_free bb.
35317 2021-01-01 Jakub Jelinek <jakub@redhat.com>
35319 * gcc.c (process_command): Update copyright notice dates.
35320 * gcov-dump.c (print_version): Ditto.
35321 * gcov.c (print_version): Ditto.
35322 * gcov-tool.c (print_version): Ditto.
35323 * gengtype.c (create_file): Ditto.
35324 * doc/cpp.texi: Bump @copying's copyright year.
35325 * doc/cppinternals.texi: Ditto.
35326 * doc/gcc.texi: Ditto.
35327 * doc/gccint.texi: Ditto.
35328 * doc/gcov.texi: Ditto.
35329 * doc/install.texi: Ditto.
35330 * doc/invoke.texi: Ditto.
35332 2021-01-01 Jakub Jelinek <jakub@redhat.com>
35334 * ChangeLog-2020: Rotate ChangeLog. New file.
35337 Copyright (C) 2021 Free Software Foundation, Inc.
35339 Copying and distribution of this file, with or without modification,
35340 are permitted in any medium without royalty provided the copyright
35341 notice and this notice are preserved.