1 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
3 * common/config/aarch64/aarch64-common.c
4 (struct aarch64_option_extension, struct processor_name_to_arch,
5 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
7 aarch64_get_extension_string_for_isa_flags): Change type of
8 variables storing flags to uint64_t.
9 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
10 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
11 * config/aarch64/aarch64.c (struct processor,
12 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
13 aarch64_validate_march, aarch64_override_options,
14 aarch64_option_print, aarch64_handle_attr_isa_flags,
15 aarch64_declare_function_name, aarch64_start_file): Make flag
17 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
18 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
19 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
20 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
21 * config/aarch64/driver-aarch64.c
22 (struct aarch64_arch_extension, struct aarch64_core_data,
23 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
24 flag variables uint64_t.
25 * doc/invoke.texi: Add documentation for new arguments.
27 2019-05-22 Richard Biener <rguenther@suse.de>
29 * alias.c (ao_ref_from_mem): Move stack-slot sharing
31 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
33 2019-05-22 Martin Liska <mliska@suse.cz>
36 * doc/extend.texi: Document the change.
38 2019-05-22 Richard Biener <rguenther@suse.de>
40 PR tree-optimization/90450
41 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
42 (mem_ref_hasher::equal): Check it.
43 (mem_ref_alloc): Initialize it.
44 (gather_mem_refs_stmt): Set it.
46 2019-05-22 Richard Biener <rguenther@suse.de>
48 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
50 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
53 2019-05-22 Alan Modra <amodra@gmail.com>
55 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
56 (ASM_CPU_SPEC): Conditionally add -many.
57 * config/rs6000/rs6000.c (rs6000_machine): New static var.
58 (rs6000_machine_from_flags, emit_asm_machine): New functions..
59 (rs6000_file_start): ..extracted from here, and modified to
61 (rs6000_output_function_prologue): Emit .machine as necessary.
62 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
64 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
65 added by check_vect_support_and_set_flags.
66 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
67 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
69 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
72 * ira-lives.c (process_bb_node_lives): Consider defs
73 for a call insn to be die before the call, not after.
75 * function.c (assign_parm_setup_block): Raise alignment of
76 stacked parameter only for STRICT_ALIGNMENT targets.
78 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
80 * config/rs6000/constraints.md (define_register_constraint "wz"):
82 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
84 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
85 (rs6000_init_hard_regno_mode_ok): Adjust.
86 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
87 * doc/md.texi (Machine Constraints): Adjust.
89 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
91 * config/rs6000/constraints.md (define_register_constraint "wl"):
93 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
95 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
96 (rs6000_init_hard_regno_mode_ok): Adjust.
97 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
98 * doc/md.texi (Machine Constraints): Adjust.
100 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
102 * config/rs6000/constraints.md (define_register_constraint "wm"):
104 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
105 RS6000_CONSTRAINT_wm.
106 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
107 (rs6000_init_hard_regno_mode_ok): Adjust.
108 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
109 * doc/md.texi (Machine Constraints): Adjust.
111 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
113 * config/rs6000/constraints.md (define_register_constraint "wk"):
115 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
116 RS6000_CONSTRAINT_wk.
117 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
118 (rs6000_init_hard_regno_mode_ok): Adjust.
119 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
120 * doc/md.texi (Machine Constraints): Adjust.
122 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
124 * config/rs6000/constraints.md (define_register_constraint "wj"):
126 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
127 RS6000_CONSTRAINT_wj.
128 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
129 (rs6000_init_hard_regno_mode_ok): Adjust.
130 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
132 * config/rs6000/vsx.md: Ditto.
133 * doc/md.texi (Machine Constraints): Adjust.
135 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
137 * config/rs6000/constraints.md (define_register_constraint "wh"):
139 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
140 RS6000_CONSTRAINT_wh.
141 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
142 (rs6000_init_hard_regno_mode_ok): Adjust.
143 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
144 * doc/md.texi (Machine Constraints): Adjust.
146 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
149 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
150 Avoid calling gen_lowpart with CONST operand.
152 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
154 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
155 field template_last_to_copy.
156 (ssa_create_duplicates): Set it, and use it. Attempt to
157 preserve more debug stmts.
159 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
161 * config/i386/sse.md (VF1_AVX2): New mode iterator.
162 (signbit<mode>2): New expander
164 2019-05-21 James Clarke <jrtc27@jrtc27.com>
167 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
168 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
170 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
172 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
173 %ebx and %ecx bafore calling cpuid with leaf 1 or
174 non-constant leaf argument.
176 2019-05-21 Alan Modra <amodra@gmail.com>
179 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
180 power9 direct move cost.
181 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
182 Correct comments and rename functions to suit parameters.
184 2019-05-21 Richard Biener <rguenther@suse.de>
187 * fold-const.c (fold_read_from_vector): New function.
188 * fold-const.h (fold_read_from_vector): Declare.
189 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
190 single-element insert permutations. Canonicalize selector
191 further and fix issue with last commit.
193 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
195 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
196 parameter with default value false to declaration.
197 (split_edges_for_insertion): New inline function. Wrapper for
198 split_critical_edges with for_edge_insertion_p = true.
199 * tree-cfg.c (split_critical_edges): Don't split non-critical
200 edges if for_edge_insertion_p is false. Fix whitespace.
201 * tree-ssa-pre.c (pass_pre::execute): Call
202 split_edges_for_insertion instead of split_critical_edges.
203 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
204 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
205 (pass_data_sink_code): Update function name in the comment.
207 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
209 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
210 around is_value_included_in that knows how to handle BIT_AND_EXPR.
211 (is_pred_expr_subset_of): Use the new function. Handle more cases where
212 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
215 2019-05-21 Martin Liska <mliska@suse.cz>
217 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
219 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
220 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
222 * config/rs6000/rs6000.c (rs6000_option_override_internal):
224 (rs6000_function_arg): Likewise.
225 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
226 (rs6000_expand_ternop_builtin): Use interval syntax.
227 (get_element_number): Likewise.
228 (altivec_expand_builtin): Likewise.
229 (rs6000_get_function_versions_dispatcher): Quote target_clones.
233 2019-05-20 Jakub Jelinek <jakub@redhat.com>
237 * function.h (struct function): Add calls_eh_return member.
238 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
239 gimplifying __builtin_eh_return call.
240 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
242 (expand_call_inline): Or in src_cfun->calls_eh_return into
243 dst_cfun->calls_eh_return.
244 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
245 cfun->calls_eh_return.
246 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
247 * lto-streamer-out.c (output_struct_function_base): Write
250 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
252 PR rtl-optimization/43147
253 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
256 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
258 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
259 (refs_may_alias_p_1): ... here; update stats.
260 (refs_may_alias_p): Do not update stats here.
262 2019-05-20 Richard Biener <rguenther@suse.de>
264 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
265 doesn't produce pointers.
266 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
267 the first operand points to.
269 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
271 * tree-ssa-alias.c (compare_sizes): New function.
272 (sompare_type_sizes): New function
273 (aliasing_component_refs_p): Use it.
274 (indirect_ref_may_alias_decl_p): Likewise.
276 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
278 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
280 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
282 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
283 (LIBLSAN_EARLY_SPEC): Likewise.
284 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
286 2019-05-20 Martin Liska <mliska@suse.cz>
288 * config/i386/i386.c (ix86_libc_has_fast_function):
289 Add ATTRIBUTE_UNUSED for the argument.
291 2019-05-20 Richard Biener <rguenther@suse.de>
293 * gimple-match-head.c: Include vec-perm-indices.h.
294 * generic-match-head.c: Likewise.
295 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
297 * fold-const.c (fold_vec_perm): Export.
298 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
301 2019-05-20 Jakub Jelinek <jakub@redhat.com>
303 * cfgloop.h (struct loop): Add simdlen member.
304 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
305 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
306 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
307 as new argument to autovectorize_vector_sizes target hook. If
308 loop->simdlen, pick up vector size where the vectorization factor
309 is equal to loop->simd, and if there is none, fall back to the first
311 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
313 * omp-low.c (omp_clause_aligned_alignment): Likewise.
314 * omp-general.c (omp_max_vf): Likewise.
315 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
316 * tree-vect-slp.c (vect_slp_bb): Likewise.
317 * target.def (autovectorize_vector_sizes): Add ALL argument and
319 * doc/tm.texi: Adjust documentation.
320 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
321 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
322 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
324 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
325 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
326 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
327 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
328 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
329 preferred vector size is not 512-bit or 256-bit, just put those
330 unpreferred ones last.
332 2019-05-20 Martin Liska <mliska@suse.cz>
334 * targhooks.c (default_libc_has_fast_function): New function.
335 * targhooks.h (default_libc_has_fast_function): Likewise.
337 2019-05-20 Martin Liska <mliska@suse.cz>
340 * builtins.c (expand_builtin_memory_copy_args): When having a
341 target with fast mempcpy implementation do now use memcpy.
342 * config/i386/i386.c (ix86_libc_has_fast_function): New.
343 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
344 * doc/tm.texi: Likewise.
345 * doc/tm.texi.in: Likewise.
347 * expr.c (emit_block_move_hints): Add 2 new arguments.
348 * expr.h (emit_block_move_hints): Bail out when libcall
349 to memcpy would be used.
351 2019-05-20 Martin Liska <mliska@suse.cz>
353 * profile-count.c: Add vertical spacing in order
354 to separate functions.
355 * profile-count.h: Likewise.
357 2019-05-20 Martin Liska <mliska@suse.cz>
359 * profile-count.h: Do not use full qualified
361 * profile-count.c (profile_count::to_frequency): Likewise.
363 2019-05-20 Martin Liska <mliska@suse.cz>
365 * profile-count.h (enum profile_quality): Use capital letters
366 for enum value names. Use the adjusted names.
367 * profile-count.c: Use the adjusted names.
369 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
371 * config/rs6000/constraints.md (define_register_constraint "wH"):
373 (define_register_constraint "wI"): Delete.
374 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
375 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
376 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
377 (rs6000_init_hard_regno_mode_ok): Adjust.
378 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
379 resp. "d", or with "wa" as appropriate, all with "p8v".
380 * config/rs6000/vsx.md: Ditto.
381 * doc/md.texi (Machine Constraints): Adjust.
383 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
385 * config/rs6000/constraints.md (define_register_constraint "wy"):
387 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
388 RS6000_CONSTRAINT_wy.
389 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
390 (rs6000_init_hard_regno_mode_ok): Adjust.
391 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
392 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
393 (define_mode_attr Fisa): New.
394 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
395 * doc/md.texi (Machine Constraints): Adjust.
397 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
399 * config/rs6000/constraints.md (define_register_constraint "wu"):
401 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
402 RS6000_CONSTRAINT_wu.
403 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
404 (rs6000_init_hard_regno_mode_ok): Adjust.
405 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
407 (define_mode_attr Fa): Delete.
408 * config/rs6000/vsx.md: Ditto.
409 * doc/md.texi (Machine Constraints): Adjust.
411 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
413 * config/rs6000/constraints.md (define_register_constraint "wJ"):
415 (define_register_constraint "wK"): Delete.
416 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
417 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
418 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
419 (rs6000_init_hard_regno_mode_ok): Adjust.
420 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
421 Replace "wK" constraint by "wH" with "p9v".
422 * config/rs6000/vsx.md: Ditto.
423 * doc/md.texi (Machine Constraints): Adjust.
425 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
427 * config/rs6000/constraints.md (define_register_constraint "wb"):
429 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
430 RS6000_CONSTRAINT_wb.
431 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
432 (rs6000_init_hard_regno_mode_ok): Adjust.
433 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
434 * config/rs6000/vsx.md: Ditto.
435 * doc/md.texi (Machine Constraints): Adjust.
437 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
439 * config/rs6000/constraints.md (define_register_constraint "wo"):
441 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
442 RS6000_CONSTRAINT_wo.
443 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
444 (rs6000_init_hard_regno_mode_ok): Adjust.
445 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
446 * config/rs6000/altivec.md: Ditto.
447 * doc/md.texi (Machine Constraints): Adjust.
449 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
451 * config/darwin-c.c (darwin_register_objc_includes): Do not
452 prepend the sysroot when building gnu-runtime header search
455 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
457 * config/darwin.c (darwin_file_end): Use switch_to_section ()
458 instead of direct output of the asm.
460 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
462 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
463 argument to be type bool (was int before).
464 (rs6000_emit_epilogue): Simplify some code. Declare some variables
465 at first use. Use type bool for some variables. Fix a theoretical
466 eh_return bug for svr4.
468 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
470 * config/rs6000/rs6000.md (isa): New attribute.
471 (enabled): New attribute.
473 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
475 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
476 assemble_start_function and assemble_end_function.
478 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
481 * omp-general.c (oacc_verify_routine_clauses): Change formal
482 parameters. Add checking if already marked with an OpenACC
483 'routine' directive. Adjust all users.
486 * omp-general.c (oacc_build_routine_dims): Move some of its
488 (oacc_verify_routine_clauses): ... this new function.
489 * omp-general.h (oacc_verify_routine_clauses): New prototype.
491 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
493 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
494 formating of picbase labels to match other ports.
496 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
498 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
499 in the generated code.
501 2019-05-16 Martin Sebor <msebor@redhat.com>
503 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
504 identifiers, keywords, operators, and types in diagnostics. Correct
505 quoting, spelling, and sentence capitalization issues.
506 (expand_builtin_atomic_is_lock_free): Same.
507 (fold_builtin_next_arg): Same.
508 * cfgexpand.c (expand_one_var): Same.
509 (tree_conflicts_with_clobbers_p): Same.
510 (expand_asm_stmt): Same.
511 (verify_loop_structure): Same.
512 * cgraphunit.c (process_function_and_variable_attributes): Same.
513 * collect-utils.c (collect_execute): Same.
514 * collect2.c (maybe_run_lto_and_relink): Same.
515 (is_lto_object_file): Same.
516 (scan_prog_file): Same.
517 * convert.c (convert_to_real_1): Same.
518 * dwarf2out.c (dwarf2out_begin_prologue): Same.
519 * except.c (verify_eh_tree): Same.
520 * gcc.c (execute): Same.
521 (eval_spec_function): Same.
523 (driver::set_up_specs): Same.
524 (compare_debug_auxbase_opt_spec_function): Same.
525 * gcov-tool.c (unlink_gcda_file): Same.
528 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
529 * gimplify.c (gimplify_asm_expr): Same.
530 (gimplify_adjust_omp_clauses): Same.
531 * hsa-gen.c (gen_hsa_addr_insns): Same.
532 (gen_hsa_insns_for_load): Same.
533 (gen_hsa_cmp_insn_from_gimple): Same.
534 (gen_hsa_insns_for_operation_assignment): Same.
535 (gen_get_level): Same.
536 (gen_hsa_alloca): Same.
537 (omp_simple_builtin::generate): Same.
538 (gen_hsa_atomic_for_builtin): Same.
539 (gen_hsa_insns_for_call): Same.
540 * input.c (dump_location_info): Same.
541 * ipa-devirt.c (compare_virtual_tables): Same.
542 * ira.c (ira_setup_eliminable_regset): Same.
543 * lra-assigns.c (lra_assign): Same.
544 * lra-constraints.c (lra_constraints): Same.
545 * lto-streamer-in.c (lto_input_mode_table): Same.
546 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
547 (merge_and_complain): Same.
548 (compile_offload_image): Same.
549 (compile_images_for_offload_targets): Same.
550 (debug_objcopy): Same.
553 * opts.c (print_specific_help): Same.
554 (parse_no_sanitize_attribute): Same.
556 (handle_param): Same.
557 * plugin.c (add_new_plugin): Same.
558 (parse_plugin_arg_opt): Same.
559 (try_init_one_plugin): Same.
560 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
561 operators, and types in diagnostics. Correct quoting and spelling
563 * read-rtl-function.c (parse_edge_flag_token): Same.
564 (function_reader::parse_enum_value): Same.
565 * reg-stack.c (check_asm_stack_operands): Same.
566 * regcprop.c (validate_value_data): Same.
567 * sched-rgn.c (make_pass_sched_fusion): Same.
568 * stmt.c (check_unique_operand_names): Same.
569 * targhooks.c (default_target_option_pragma_parse): Same.
570 * tlink.c (recompile_files): Same.
571 * toplev.c (process_options): Same.
573 * trans-mem.c (diagnose_tm_1): Same.
574 (ipa_tm_scan_irr_block): Same.
575 (ipa_tm_diagnose_transaction): Same.
576 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
577 format a tree code name in a diagnostic.
578 (verify_types_in_gimple_min_lval): Same.
579 (verify_types_in_gimple_reference): Same.
580 (verify_gimple_call): Same.
581 (verify_gimple_assign_unary): Same.
582 (verify_gimple_assign_binary): Same.
583 (verify_gimple_assign_ternary): Same.
584 (verify_gimple_assign_single): Same.
585 (verify_gimple_switch): Same.
586 (verify_gimple_label): Same.
587 (verify_gimple_phi): Same.
588 (verify_gimple_in_seq): Same.
589 (verify_eh_throw_stmt_node): Same.
590 (collect_subblocks): Same.
591 (gimple_verify_flow_info): Same.
592 (do_warn_unused_result): Same.
593 * tree-inline.c (expand_call_inline): Same.
594 * tree-into-ssa.c (update_ssa): Same.
595 * tree.c (tree_int_cst_elt_check_failed): Same.
596 (tree_vec_elt_check_failed): Same.
597 (omp_clause_operand_check_failed): Same.
598 (verify_type_variant): Same.
600 * value-prof.c (verify_histograms): Same.
601 * varasm.c (assemble_start_function): Same.
603 2019-05-16 Martin Sebor <msebor@redhat.com>
605 * config/i386/i386-expand.c (get_element_number): Quote keywords
606 and other internal names in diagnostics. Adjust other diagnostic
607 formatting issues noted by -Wformat-diag.
608 * config/i386/i386-features.c
609 (ix86_mangle_function_version_assembler_name): Same.
610 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
611 * config/i386/i386.c (ix86_function_type_abi): Same.
612 (ix86_function_ms_hook_prologue): Same.
613 (classify_argument): Same.
614 (ix86_expand_prologue): Same.
615 (ix86_md_asm_adjust): Same.
616 (ix86_memmodel_check): Same.
618 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
620 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
621 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
624 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
627 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
628 intrinsics without SSE/SSE2/SSSE3.
629 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
631 (*mmx_uavgv8qi3): Likewise.
633 2019-05-17 Richard Biener <rguenther@suse.de>
635 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
636 VEC_PERM_EXPR as __VEC_PERM with -gimple.
638 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
640 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
641 vec_sldw insn pattern.
643 2019-05-17 Richard Biener <rguenther@suse.de>
645 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
647 2019-05-17 Martin Liska <mliska@suse.cz>
650 * toplev.c (output_stack_usage): With LTO and sanitizer it
651 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
652 has no file location.
654 2019-05-16 Jakub Jelinek <jakub@redhat.com>
657 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
658 sz0 is equal to sz1, instead return false in that case.
660 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
661 has non-constant expression, force sctx.lane and use two
662 argument IFN_GOMP_SIMD_LANE instead of single argument.
663 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
664 two argument IFN_GOMP_SIMD_LANE without lhs.
665 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
667 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
669 (LOOP_REQUIRES_VERSIONING): Or in
670 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
671 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
673 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
674 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
675 from simd if clause if needed.
677 2019-05-16 Richard Biener <rguenther@suse.de>
679 * tree-affine.c (expr_to_aff_combination): New function split
681 (tree_to_aff_combination): ... here.
682 (aff_combination_expand): Avoid building a GENERIC tree.
684 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
686 * cgraphunit.c (cgraph_node::expand_thunk): Remove
687 assemble_start_function and assemble_end_function calls.
688 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
689 assemble_start_function and assemble_end_function.
690 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
691 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
692 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
693 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
694 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
695 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
696 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
697 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
698 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
699 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
700 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
701 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
703 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
704 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
705 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
706 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
707 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
708 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
709 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
710 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
711 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
712 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
713 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
714 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
715 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
716 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
718 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
719 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
720 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
722 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
724 * tree-ssa-alias.c (alias_stats): Add
725 aliasing_component_refs_p_may_alias and
726 aliasing_component_refs_p_no_alias.
727 (dump_alias_stats): Print aliasing_component_refs_p stats.
728 (aliasing_component_refs_p): Update stats.
730 2019-05-16 Martin Liska <mliska@suse.cz>
733 * multiple_target.c (expand_target_clones): Do not allow
734 target_clones being used with a symbol that is an alias.
736 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
738 PR tree-optimization/90394
739 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
740 positives rather than ICE for cases where (code2 == NE_EXPR
741 && code1 == BIT_AND_EXPR).
743 2019-05-16 Jakub Jelinek <jakub@redhat.com>
746 * tree-core.h (struct tree_decl_common): Document
747 decl_nonshareable_flag for PARM_DECLs.
748 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
749 * calls.c (expand_call): Don't try tail call if caller
750 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
751 passed on the stack and callee needs to pass any arguments on the
753 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
754 else if instead of series of mutually exclusive ifs. Handle
755 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
756 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
758 * lto-streamer.h (LTO_major_version): Bump to 9.
760 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
762 PR tree-optimization/90106
763 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
764 new parameter as new internal function call, also move it to new
766 (use_internal_fn): Pass internal function call to
767 shrink_wrap_one_built_in_call_with_conds.
769 2019-05-15 Jakub Jelinek <jakub@redhat.com>
771 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
773 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
774 safelen_int and set loop->dont_vectorize.
776 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
779 * config/i386/i386-builtin.def: Enable MMX intrinsics with
781 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
783 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
784 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
785 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
788 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
791 * config/i386/mmx.md (*vec_dupv2sf): Changed to
792 define_insn_and_split to support SSE emulation.
793 (*vec_extractv2sf_0): Likewise.
794 (*vec_extractv2sf_1): Likewise.
795 (*vec_extractv2si_0): Likewise.
796 (*vec_extractv2si_1): Likewise.
797 (*vec_extractv2si_zext_mem): Likewise.
798 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
799 (vec_extractv2sf_1 splitter): Likewise.
800 (vec_extractv2sfsf): Likewise.
801 (vec_setv2si): Likewise.
802 (vec_extractv2si_1 splitter): Likewise.
803 (vec_extractv2sisi): Likewise.
804 (vec_setv4hi): Likewise.
805 (vec_extractv4hihi): Likewise.
806 (vec_setv8qi): Likewise.
807 (vec_extractv8qiqi): Likewise.
808 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
809 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
810 (vec_extractv2sisi): Likewise.
811 (vec_extractv4hihi): Likewise.
812 (vec_extractv8qiqi): Likewise.
813 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
814 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
815 (vec_initv2sisi): Likewise.
816 (vec_initv4hihi): Likewise.
817 (vec_initv8qiqi): Likewise.
818 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
819 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
820 (vec_setv4hi): Likewise.
821 (vec_setv8qi): Likewise.
823 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
826 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
828 (MMXMODE:*mov<mode>_internal): Likewise.
829 (MMXMODE:movmisalign<mode>): Likewise.
831 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
834 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
835 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
836 (sse2_cvtpd2pi): Ditto.
837 (sse2_cvttpd2pi): Ditto.
838 (*vec_concatv2sf_sse4_1): Ditto.
839 (*vec_concatv2sf_sse): Ditto.
840 (*vec_concatv2si_sse4_1): Ditto.
841 (*vec_concatv2si): Ditto.
842 (*vec_concatv4si_0): Ditto.
843 (*vec_concatv2di_0): Ditto.
845 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
848 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
850 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
853 * config/i386/sse.md (ssse3_palignrdi): Changed to
854 define_insn_and_split to support SSE emulation.
856 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
859 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
861 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
864 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
865 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
868 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
871 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
872 or TARGET_MMX_WITH_SSE.
873 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
875 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
878 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
880 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
883 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
884 Changed to define_insn_and_split to support SSE emulation.
886 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
889 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
890 Changed to define_insn_and_split to support SSE emulation.
892 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
895 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
897 (mmx_<emms>): New expander.
899 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
902 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
904 (*sse2_umulv1siv1di3): Add SSE2 emulation.
906 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
909 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
911 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
914 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
916 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
919 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
921 (*mmx_uavgv4hi3): Add SSE emulation.
923 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
926 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
927 and TARGET_MMX_WITH_SSE.
928 (*mmx_uavgv8qi3): Add SSE emulation.
930 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
933 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
934 maskmovdqu for __MMX_WITH_SSE__.
936 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
939 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
940 TARGET_MMX and TARGET_MMX_WITH_SSE.
941 (*mmx_umulv4hi3_highpart): Add SSE emulation.
943 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
946 * config/i386/mmx.md (mmx_pmovmskb): Changed to
947 define_insn_and_split to support SSE emulation.
949 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
952 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
953 and TARGET_MMX_WITH_SSE.
954 (mmx_<code>v8qi3): Likewise.
955 (smaxmin:<code>v4hi3): New.
956 (umaxmin:<code>v8qi3): Likewise.
957 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
958 (umaxmin:*mmx_<code>v8qi3): Likewise.
960 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
963 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
965 (*mmx_pinsrw): Add SSE emulation.
967 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
970 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
972 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
975 * config/i386/sse.md (sse_cvtpi2ps): Changed to
976 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
979 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
982 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
983 (sse_cvttps2pi): Likewise.
985 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
988 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
990 (mmx_pshufw_1): Add SSE emulation.
991 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
992 TARGET_MMX_WITH_SSE to support SSE emulation.
994 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
997 * config/i386/constraints.md (Yw): New constraint.
998 * config/i386/mmx.md (*vec_dupv2si): Changed to
999 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
1000 support SSE emulation.
1002 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1005 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
1006 TARGET_MMX_WITH_SSE.
1007 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
1009 (mmx_gt<mode>3): Likewise.
1011 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1014 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
1015 TARGET_MMX_WITH_SSE. Add SSE support.
1017 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1020 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
1021 TARGET_MMX_WITH_SSE.
1022 (any_logic:<code><mode>3): New.
1023 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
1026 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1029 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
1030 TARGET_MMX_WITH_SSE. Add SSE emulation.
1031 (mmx_<shift_insn><mode>3): Likewise.
1033 (<shift_insn><mode>3): Likewise.
1035 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1038 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
1039 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
1041 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1044 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
1045 TARGET_MMX_WITH_SSE.
1046 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
1049 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1052 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
1053 TARGET_MMX_WITH_SSE.
1055 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
1058 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1061 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
1062 (plusminus:mmx_<plusminus_insn><mode>3): Check
1063 TARGET_MMX_WITH_SSE.
1064 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
1065 (<plusminus_insn><mode>3): New.
1066 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
1067 (*mmx_<plusminus_insn><mode>3): Likewise.
1069 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1072 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
1073 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
1075 * config/i386/mmx.m (mmx_punpckhbw): Changed to
1076 define_insn_and_split to support SSE emulation.
1077 (mmx_punpcklbw): Likewise.
1078 (mmx_punpckhwd): Likewise.
1079 (mmx_punpcklwd): Likewise.
1080 (mmx_punpckhdq): Likewise.
1081 (mmx_punpckldq): Likewise.
1083 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1084 Uros Bizjak <ubizjak@gmail.com>
1087 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
1089 (ix86_split_mmx_pack): Likewise.
1090 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
1092 (ix86_split_mmx_pack): Likewise.
1093 * config/i386/i386.md (mmx_isa): New.
1094 (enabled): Also check mmx_isa.
1095 * config/i386/mmx.md (any_s_truncate): New code iterator.
1096 (s_trunsuffix): New code attr.
1097 (mmx_packsswb): Removed.
1098 (mmx_packssdw): Likewise.
1099 (mmx_packuswb): Likewise.
1100 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
1101 MMX packsswb/packuswb with SSE2.
1102 (mmx_packssdw): Likewise.
1103 * config/i386/predicates.md (register_mmxmem_operand): New.
1105 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1108 * config/i386/i386-c.c (ix86_target_macros_internal): Define
1109 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
1110 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
1111 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
1112 (ix86_vector_mode_supported_p): Likewise.
1113 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
1115 2019-05-15 Martin Liska <mliska@suse.cz>
1118 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
1121 2019-05-15 Richard Biener <rguenther@suse.de>
1123 * tree-into-ssa.c (pass_build_ssa::execute): Run
1124 update_address_taken before going into SSA.
1126 2019-05-15 Richard Biener <rguenther@suse.de>
1128 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
1129 as __BIT_FIELD_REF with type with -gimple.
1131 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
1133 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
1134 semantically equivalent branches (left over after prior refactorings).
1136 2019-05-15 Richard Biener <rguenther@suse.de>
1138 PR tree-optimization/88828
1139 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
1142 2019-05-14 Richard Biener <rguenther@suse.de>
1144 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
1145 as __VIEW_CONVERT with -gimple.
1147 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
1150 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
1153 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
1155 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
1156 define_split to become a define_insn_and_split.
1158 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
1160 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
1162 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
1163 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
1164 (sibcall_epilogue): Adjust.
1167 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1169 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
1170 to unsupported ones.
1171 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
1172 * config.host: Likewise.
1173 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
1174 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
1175 __svr4__]: Remove "brand" fallback.
1176 [!KSTAT_DATA_STRING]: Remove.
1177 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
1179 (comdat_group): Likewise.
1180 (set_have_as_tls): Likewise.
1181 (gcc_cv_target_dl_iterate_phdr): Likewise.
1182 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
1183 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
1184 * configure: Regenerate.
1185 * doc/install.texi: Simplify Solaris target triplets.
1186 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
1187 (Specific, *-*-solaris2*): Document Solaris 10 removal.
1188 Remove Solaris 10 references.
1189 Remove obsolete Solaris bug reference.
1190 (Specific, sparc-sun-solaris2.10): Remove.
1192 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
1194 * config/i386/i386.md (any_div): New code iterator.
1195 (paired_mod): New code attribute.
1196 (sgnprefix): Handle DIV and UDIV RTXes.
1198 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
1199 and udivmod<mode>4 patterns using any_div code iterator.
1200 (divmod splitters): Macroize splitters using any_div code iterator.
1201 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
1202 (*udivmodsi4_pow2_zext_2): Ditto.
1203 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
1204 and *udivmod<mode>4_noext patterns using any_div code iterator.
1205 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
1206 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
1207 patterns using any_div code iterator.
1208 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
1209 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
1210 patterns using any_div code iterator.
1211 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
1212 udivmodhiqi3 patterns using any_extend code iterator.
1214 2019-05-14 Richard Biener <rguenther@suse.de>
1215 H.J. Lu <hongjiu.lu@intel.com>
1217 PR tree-optimization/88828
1218 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
1219 permuting in a single non-constant element not extracted
1222 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
1224 * internal-fn.def (SIGNBIT): New.
1225 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
1227 (signbitv4sf2): Likewise.
1229 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
1232 * config/mips/mips.c (mips_split_move): Skip forward SRC into
1233 next insn when the SRC reg is dead.
1235 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
1237 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
1238 (alloc_cand_and_find_basis): Ditto.
1239 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
1240 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
1241 (create_add_imm_cand, slsr_process_cast): Ditto.
1242 (slsr_process_copy, replace_mult_candidate): Ditto.
1243 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
1244 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
1245 (pass_strength_reduction::execute): Init the first NULL element.
1247 2019-05-13 Nathan Sidwell <nathan@acm.org>
1249 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
1250 (run_attempt): Reformat line break.
1252 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
1255 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
1256 data registers in sibcall epilogues.
1257 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
1259 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
1262 * configure.ac (--enable-frame-pointer):
1263 Disable by default for cygwin and mingw.
1264 * configure: Regenerate.
1266 2019-05-13 Nathan Sidwell <nathan@acm.org>
1268 * dwarf2out.c (breakout_comdat_types): Move comment to correct
1270 (const_ok_for_output_1): Balance parens around #if/#else/#endif
1271 (gen_member_die): Move abstract origin check earlier. Only VARs
1272 can be static_inline_p. Simplify splicing control flow.
1274 2019-05-13 Richard Biener <rguenther@suse.de>
1276 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
1278 (vect_build_slp_tree_1): Likewise.
1280 2019-05-13 Richard Biener <rguenther@suse.de>
1282 PR tree-optimization/90402
1283 * tree-if-conv.c (tree_if_conversion): Value number only
1284 the loop body by making the latch an exit of the region
1286 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
1288 (do_rpo_vn): Deal with multiple edges into the entry block
1289 that are not backedges inside the region by skipping PHIs
1292 2019-05-13 Richard Biener <rguenther@suse.de>
1294 PR tree-optimization/90316
1295 * tree-ssa-pre.c (insert_aux): Fold into ...
1296 (insert): ... this function. Use a RPO walk to reduce the
1297 number of required iterations.
1299 2019-05-13 Martin Liska <mliska@suse.cz>
1301 PR tree-optimization/90416
1302 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
1303 string instead of passing the second part as va_arg argument.
1305 2019-05-13 Martin Liska <mliska@suse.cz>
1307 PR gcov-profile/90380
1308 * gcov.c (handle_cycle): Do not support zero cycle count,
1309 it should not be possible.
1310 (path_contains_zero_cycle_arc): New function.
1311 (circuit): Ignore zero cycle arc counts.
1313 2019-05-13 Martin Liska <mliska@suse.cz>
1315 PR gcov-profile/90380
1316 * gcov.c (enum loop_type): Remove the enum and
1318 (handle_cycle): Assert that we should not reach
1320 (circuit): Use loop_found instead of a tri-state loop_type.
1321 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
1324 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
1327 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
1328 (ix86_output_indirect_branch_via_reg): Use output mechanism
1329 accounting for __USER_LABEL_PREFIX__.
1330 (ix86_output_indirect_branch_via_push): Likewise.
1331 (ix86_output_function_return): Likewise.
1332 (ix86_output_indirect_function_return): Likewise.
1334 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
1336 * doc/md.texi: Document use of code attributes in rtx patterns.
1337 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
1338 * read-rtl.c (find_code): Split out search loops into...
1339 (maybe_find_code): ...this new function.
1340 (check_code_iterator): Make the error message more informative.
1341 (check_code_attribute): New function.
1342 (rtx_reader::rtx_alloc_for_name): Likewise.
1343 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
1344 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
1345 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
1346 <max_opp> directly as an rtx code instead of via a match_operator.
1347 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
1348 (<su>abd<mode>_3): Update accordingly.
1350 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
1352 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
1353 is given, print the state of the EH "save world" computation for
1356 2019-05-11 Jakub Jelinek <jakub@redhat.com>
1359 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
1360 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
1362 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
1364 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
1365 Use pinsrd for TARGET_SSE4_1.
1366 * config/i386/sse.md (movdi_to_sse): Ditto.
1368 2019-05-10 Richard Biener <rguenther@suse.de>
1370 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
1371 (do_rpo_vn): Initialize next_value_id.
1373 2019-05-10 Martin Liska <mliska@suse.cz>
1375 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
1378 2019-05-10 Jakub Jelinek <jakub@redhat.com>
1380 PR tree-optimization/90385
1381 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
1382 arguments of the exit phis.
1385 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
1386 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
1388 (copy_tree_body_r): Likewise.
1389 (copy_fn): Set id.do_not_fold to true.
1391 2019-05-10 Martin Liska <mliska@suse.cz>
1393 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
1394 Reapply changes from r269790.
1396 2019-05-10 Martin Liska <mliska@suse.cz>
1399 * doc/invoke.texi: New params.
1400 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
1401 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
1402 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
1404 * tree-switch-conversion.h (struct jump_table_cluster):
1407 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
1409 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
1411 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
1413 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
1415 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
1417 PR rtl-optimization/88879
1418 * sel-sched.c (sel_target_adjust_priority): Remove assert.
1420 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
1423 * config/arm/arm.c (callee_saved_reg_p): Move before
1424 thumb_find_work_register.
1425 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
1426 thumb_find_work_register. Only call df_get_live_out once.
1427 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
1428 (thumb_find_work_register): Use
1429 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
1430 algorithms to locate a spare call clobbered reg.
1432 2019-05-09 Martin Liska <mliska@suse.cz>
1434 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
1435 and MAX_EXPR in GIMPLE FE format.
1437 2019-05-09 Martin Liska <mliska@suse.cz>
1439 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
1440 * gimple-pretty-print.c (dump_gimple_bb_header):
1442 (pp_cfg_jump): Dump edge probability.
1443 * profile-count.c (profile_quality_as_string): Simplify
1444 with a static array.
1445 (parse_profile_quality): New function.
1446 (profile_count::dump): Simplify with a static array.
1447 (profile_count::from_gcov_type): Add new argument.
1448 * profile-count.h (parse_profile_quality): Likewise.
1449 * predict.h (set_hot_bb_threshold): New.
1450 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
1452 * predict.c (get_hot_bb_threshold): Set from the new param.
1453 (set_hot_bb_threshold): New.
1455 2019-05-09 Richard Biener <rguenther@suse.de>
1457 PR tree-optimization/90395
1458 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
1459 rewrite vector stores that throw internally.
1461 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
1463 * cif-code.def (CHKP): Remove.
1466 * configure.ac (--enable-frame-pointer): Disable by default for
1468 * configure: Regenerate.
1470 2019-05-09 Alan Modra <amodra@gmail.com>
1473 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
1474 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
1475 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
1476 cost for general <-> vsx when direct moves are available.
1477 Cost union classes at minimal cost for any reg in the class.
1478 Correct calculation for moves between vsx, float, and altivec.
1479 Don't return a low cost for moves between special regs. Don't
1480 use hard coded register numbers.
1481 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
1482 (rs6000_ira_change_pseudo_allocno_class): New function.
1483 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
1484 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
1486 (movsi_internal1): Don't disparage vector alternatives.
1487 (mov<mode>_internal): Likewise, excepting alternative that
1489 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
1490 we <- b alternative.
1492 2019-05-08 Jakub Jelinek <jakub@redhat.com>
1495 PR tree-optimization/89060
1496 * tree-ssa-live.h (live_vars_map): New typedef.
1497 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
1498 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
1499 (struct compute_live_vars_data): New type.
1500 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
1501 live_vars_at_stmt, destroy_live_vars): New functions.
1502 * tree-tailcall.c: Include tree-ssa-live.h.
1503 (live_vars, live_vars_vec): New global variables.
1504 (find_tail_calls): Perform variable life analysis before punting.
1505 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
1506 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
1508 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
1509 Perform variable life analysis to select variables that really need
1511 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
1512 instead set id->eh_landing_pad_dest and assert it is the same.
1513 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
1515 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
1516 Richard Earnshaw <rearnsha@arm.com>
1519 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
1521 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
1522 (thumb1_compute_save_core_reg_mask): Don't force a spare work
1523 register if both the epilogue and prologue can use call-clobbered
1525 (thumb1_unexpanded_epilogue): Use
1526 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
1527 picking temporaries for restoring high regs to match that of the
1528 prologue where possible.
1529 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
1530 the list of work registers. Detect if the return address is still live
1531 at the end of the prologue and avoid using it for a work register if so.
1532 If the return address is not live, add LR to the list of pushable regs
1533 after the first pass.
1535 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
1537 PR tree-optimization/90078
1538 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
1539 (INFTY): Increase the value for infinite cost.
1540 (struct comp_cost): Promote type of members to int64_t.
1541 (infinite_cost): Don't set complexity in initialization.
1542 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
1543 overflows to infinite_cost.
1544 (adjust_setup_cost): Promote type of parameter and cost computation
1546 (struct ainc_cost_data, struct iv_ca): Promote type of member to
1548 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
1549 cost computation to int64_t.
1550 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
1551 int64_t's format specifier in dump.
1553 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
1555 PR tree-optimization/90240
1556 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
1557 with respect to scaling factor pre-computed for each basic block.
1558 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
1559 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
1560 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
1561 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
1562 live range for array of loop's basic blocks. Cleanup aux field of
1563 loop's basic blocks.
1565 2019-05-08 Jakub Jelinek <jakub@redhat.com>
1567 PR tree-optimization/90356
1568 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
1570 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
1572 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
1573 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
1574 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
1575 (ix86_handle_option): Handle -mavx512bf16.
1576 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
1578 * config/i386/avx512bf16vlintrin.h: New.
1579 * config/i386/avx512bf16intrin.h: New.
1580 * config/i386/cpuid.h (bit_AVX512BF16): New.
1581 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
1582 * config/i386/i386-builtin-types.def: Add new types.
1583 * config/i386/i386-builtin.def: Add new builtins.
1584 * config/i386/i386-c.c (ix86_target_macros_internal): Define
1586 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
1587 (ix86_option_override_internal): Handle BF16.
1588 (ix86_valid_target_attribute_inner_p): Ditto.
1589 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
1590 * config/i386/i386-builtin.c (enum processor_features): Add
1592 (static const _isa_names_table isa_names_table): Ditto.
1593 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
1594 (PTA_AVX512BF16): Ditto.
1595 * config/i386/i386.opt: Add -mavx512bf16.
1596 * config/i386/immintrin.h: Include avx512bf16intrin.h
1597 and avx512bf16vlintrin.h.
1598 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
1599 avx512f_cvtneps2bf16_<mode><mask_name>,
1600 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
1601 * config/i386/subst.md (mask_half): Add new subst.
1602 * doc/invoke.texi: Document -mavx512bf16.
1604 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
1606 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
1608 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
1609 (rs6000_debug_legitimize_reload_address): Delete.
1610 (rs6000_legitimize_reload_address_ptr): Delete.
1611 (rs6000_option_override_internal): Adjust.
1612 (mem_operand_gpr): Adjust comment.
1613 (legitimate_lo_sum_address_p): Ditto.
1614 (rs6000_legitimize_reload_address): Delete.
1615 (rs6000_debug_legitimize_reload_address): Delete.
1616 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
1618 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
1621 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1622 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
1623 to compute vector element selector for both constant and variable
1626 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
1628 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
1629 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
1630 ashrdi3_cvt using SWI48 mode iterator.
1632 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1634 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
1635 (aarch64_<su>abd<mode>_3): Likewise.
1636 (*aarch64_<su>abd<mode>_3): New define_insn.
1637 (<sur>sad<vsi2qi>): New define_expand.
1638 * config/aarch64/iterators.md: Added MAX_OPP attribute.
1639 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
1640 (build_vect_cond_expr): Likewise.
1642 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
1644 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
1645 clobbers outside of accessible_reg_set.
1646 * config/i386/i386.c (ix86_conditional_register_usage):
1647 Disable register sets by clearing corresponding bits in
1648 accessible_reg_set. Do not set corresponding bits in fixed_regs,
1649 call_used_regs and don't clear corresponding reg_names array members.
1651 2019-05-07 Richard Biener <rguenther@suse.de>
1653 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
1654 not specified still compute a comp_vectype for invariant
1657 2019-05-07 Richard Biener <rguenther@suse.de>
1659 PR tree-optimization/90316
1660 * tree-ssa-pre.c (translate_vuse_through_block): When
1661 same_valid is NULL do not bother to search for a virtual
1663 (phi_translate_1): When operands changed we cannot keep
1664 the same value-number so do not bother to ask whether
1665 that's possible from translate_vuse_through_block.
1667 2019-05-07 Martin Liska <mliska@suse.cz>
1669 * bitmap.c (bitmap_register): Come up with
1670 alloc_descriptor_max_uid and assign it for
1672 (register_overhead): Use get_descriptor as
1674 (release_overhead): New.
1675 (bitmap_elem_to_freelist): Call it.
1676 (bitmap_elt_clear_from): Likewise.
1677 (bitmap_obstack_free): Likewise.
1678 (bitmap_move): Sensitively release memory.
1679 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
1680 (bitmap_initialize): Initialize alloc_descriptor to zero.
1681 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
1683 2019-05-07 Richard Biener <rguenther@suse.de>
1685 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
1686 we build a SLP node. Remove max_size and limiting.
1687 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
1689 2019-05-07 Richard Biener <rguenther@suse.de>
1691 PR tree-optimization/90316
1692 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
1694 (walk_non_aliased_vuses): Take walking limit argument.
1695 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
1696 walking if it is reached instead of just counting.
1697 (get_continuation_for_phi): Likewise.
1698 (walk_non_aliased_vuses): Likewise, instead of leaving counter
1699 limiting to the callback.
1700 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
1701 (vn_reference_lookup_3): Likewise.
1702 (vn_reference_lookup_pieces): Likewise.
1703 (vn_reference_lookup): Likewise.
1704 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
1705 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
1706 (avail_exprs_stack::lookup_avail_expr): Likewise.
1708 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
1710 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
1711 for comparaible types in the second direction even if first one
1712 hits incomparable type.
1714 2019-05-07 Richard Biener <rguenther@suse.de>
1717 * lto-wrapper.c (debug_objcopy): Use the original filename
1718 including archive offset for the filename used for -save-temps.
1720 2019-05-07 Li Jia He <helijia@linux.ibm.com>
1722 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
1725 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
1727 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
1728 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
1729 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
1730 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
1731 (FRAME_POINTER_REGNUM): Change numbering.
1732 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
1733 (alt_reg_names): Adjust.
1734 (rs6000_conditional_register_usage): Don't mark hard register 64 as
1736 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
1737 (DWARF_FRAME_REGISTERS): Delete.
1738 (DWARF2_FRAME_REG_OUT): Fix whitespace.
1739 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
1741 (REG_ALLOC_ORDER): Adjust.
1742 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
1743 (REG_CLASS_CONTENTS): Adjust.
1744 (RETURN_ADDR_RTX): Change comment.
1745 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
1747 (REGISTER_NAMES): Adjust.
1748 (ADDITIONAL_REGISTER_NAMES): Adjust.
1749 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
1751 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
1753 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
1755 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
1756 (DWARF_FRAME_REGISTERS): Adjust.
1757 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
1759 (REG_ALLOC_ORDER): Adjust.
1760 (enum reg_class): Delete SPR_REGS.
1761 (REG_CLASS_NAMES): Delete SPR_REGS.
1762 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
1763 (REGISTER_NAMES): Adjust.
1764 (ADDITIONAL_REGISTER_NAMES): Adjust.
1765 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
1766 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
1767 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
1768 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
1769 (htm_spr_regno): Delete.
1770 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
1772 (rs6000_dbx_register_number): Adjust.
1774 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
1776 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
1778 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
1780 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
1781 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
1783 2019-05-06 Jakub Jelinek <jakub@redhat.com>
1785 PR tree-optimization/88709
1786 PR tree-optimization/90271
1787 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
1788 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
1789 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
1791 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
1792 of the store merging group is larger than
1793 PARAM_STORE_MERGING_MAX_SIZE parameter.
1794 (split_group): Add bzero_first argument. If set, always emit first
1795 the first store which must be = {} of the whole area and then for the
1796 rest of the stores consider all zero bytes as paddings.
1797 (imm_store_chain_info::output_merged_store): Check if first store
1798 is = {} of the whole area and if yes, determine which setting of
1799 bzero_first for split_group gives smaller number of stores. Adjust
1800 split_group callers.
1801 (lhs_valid_for_store_merging_p): Allow decls.
1802 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
1804 (pass_store_merging::process_store): Likewise.
1806 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
1809 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
1810 handling of V1TImode.
1812 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
1815 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
1816 and enable_frame_pointer ...
1817 * configure.ac: ... here. Update help strings for
1818 --enable-frame-pointer.
1819 * configure: Regenerate.
1820 * config/i386/i386-options.c (ix86_option_override_internal): Remove
1821 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
1822 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
1823 (USE_X86_64_FRAME_POINTER): Ditto.
1825 2019-05-06 Martin Liska <mliska@suse.cz>
1827 * config.gcc: Append to target_gtfiles and fix indentation.
1829 2019-05-06 Richard Biener <rguenther@suse.de>
1831 PR tree-optimization/90358
1832 * tree-vect-stmts.c (get_group_load_store_type): Properly
1833 detect unused upper half of load.
1834 (vectorizable_load): Likewise.
1836 2019-05-06 Richard Biener <rguenther@suse.de>
1838 PR tree-optimization/88828
1839 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
1840 (simplify_vector_constructor): ...here. Handle constants in
1843 2019-05-06 Richard Biener <rguenther@suse.de>
1845 PR tree-optimization/90328
1846 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
1847 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
1848 is valid in the loop nest before using it.
1849 (initialize_data_dependence_relation): Adjust.
1850 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
1851 loop as loop-nest to dr_may_alias_p.
1853 2019-05-06 Richard Biener <rguenther@suse.de>
1855 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
1857 2019-05-06 Richard Biener <rguenther@suse.de>
1859 PR tree-optimization/90316
1860 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
1861 compute target on demand.
1862 (get_continuation_for_phi): Remove code walking stmts to
1863 get to a target virtual operand which could end up being
1866 2019-05-06 Martin Liska <mliska@suse.cz>
1869 * config/i386/i386-options.c (ix86_option_override_internal): Error only
1870 when -mabi is selected to a non-default version.
1872 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
1873 Martin Liska <mliska@suse.cz>
1875 * Makefile.in: Add lto-dump.texi.
1876 * cgraph.h: Add new functions get_visibility_string and
1877 get_symtab_type_string.
1878 * doc/gcc.texi: Include lto-dump section.
1879 * doc/lto-dump.texi: New file.
1880 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
1881 (parse_dump_option): Factor out this function.
1882 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
1883 (parse_dump_option): Export the function.
1884 * symtab.c (symtab_node::get_visibility_string): New function.
1885 (symtab_node::get_symtab_type_string): Likewise.
1887 2019-05-06 Martin Liska <mliska@suse.cz>
1889 * config/i386/i386-builtins.c: New file.
1890 * config/i386/i386-builtins.h: New file.
1891 * config/i386/i386-expand.c: New file.
1892 * config/i386/i386-expand.h: New file.
1893 * config/i386/i386-features.c: New file.
1894 * config/i386/i386-features.h: New file.
1895 * config/i386/i386-options.c: New file.
1896 * config/i386/i386-options.h: New file.
1897 * config.gcc: Add new files into extra_objs and
1899 * config/i386/i386.c: Split content of the file
1900 into newly introduced files.
1901 * config/i386/i386.h: Declare common variables
1903 * config/i386/t-i386: Define dependencies for new files.
1906 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
1909 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
1910 Restrict 'all' variant to 32-bit configurations.
1911 (unaligned_loadhiu): Likewise.
1912 (unaligned_storehi): Likewise.
1913 (unaligned_storesi): Likewise.
1914 (unaligned_loadhis): Disable when compiling for thumb1.
1916 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
1918 PR tree-optimization/90269
1919 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
1922 2019-05-03 Martin Liska <mliska@suse.cz>
1924 * hash-map.h: Add is_empty function.
1925 * hash-set.h: Likewise.
1926 * hash-table.h: Likewise.
1927 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
1928 elements () == 0 (and similar usages).
1929 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
1930 * gimplify.c (gimplify_bind_expr): Likewise.
1931 (gimplify_switch_expr): Likewise.
1932 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
1933 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
1934 * postreload-gcse.c (dump_hash_table): Likewise.
1935 (gcse_after_reload_main): Likewise.
1936 * predict.c (combine_predictions_for_bb): Likewise.
1937 * tree-parloops.c (reduction_phi): Likewise.
1938 (separate_decls_in_region): Likewise.
1939 (transform_to_exit_first_loop): Likewise.
1940 (gen_parallel_loop): Likewise.
1941 (gather_scalar_reductions): Likewise.
1942 (try_create_reduction_list): Likewise.
1943 * var-tracking.c (dump_vars): Likewise.
1944 (emit_notes_for_changes): Likewise.
1945 (vt_emit_notes): Likewise.
1947 2019-05-03 Richard Biener <rguenther@suse.de>
1949 PR tree-optimization/90316
1950 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
1953 2019-05-03 Richard Biener <rguenther@suse.de>
1955 * tree-vect-stmts.c (get_group_load_store_type): Avoid
1956 peeling for gaps by loading only lower halves of vectors
1958 (vectorizable_load): Likewise.
1960 2019-05-03 Richard Biener <rguenther@suse.de>
1963 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
1965 2019-05-03 Richard Biener <rguenther@suse.de>
1968 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
1969 Handle STRING_CST vs DECL or STRING_CST.
1971 2019-05-03 Richard Biener <rguenther@suse.de>
1973 PR tree-optimization/88963
1974 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
1975 vector loads feeding only BIT_FIELD_REFs to component
1976 loads. Rewrite stores fed by CONSTRUCTORs to component
1979 2019-05-03 Jakub Jelinek <jakub@redhat.com>
1981 * opts.h (finish_options): Remove lang_mask argument.
1982 (print_help, help_option_argument): Declare.
1983 * opts.c (print_help): Remove forward declaration, no longer static.
1984 (finish_options): Remove lang_mask argument, don't call print_help
1986 * opts-global.c (decode_options): Adjust finish_option caller, call
1989 PR tree-optimization/90303
1990 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
1991 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
1993 2019-05-03 Richard Biener <rguenther@suse.de>
1995 PR tree-optimization/89698
1996 * gimple-fold.c (canonicalize_constructor_val): Early out
1997 for constants, handle unfolded INTEGER_CSTs as they appear in
1998 C++ virtual table ctors.
2000 2019-05-03 Richard Biener <rguenther@suse.de>
2002 * passes.c (execute_function_todo): Remove dead code.
2004 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
2006 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
2007 the internal register number, for any "real" register.
2009 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
2011 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
2012 correct numbers for TFHAR, TFIAR, TEXASR.
2014 2019-05-02 Richard Biener <rguenther@suse.de>
2016 PR tree-optimization/89653
2017 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
2018 update-address-taken before the pass.
2019 * passes.def (pass_tree_loop_init): Put comment before it.
2021 2019-05-02 Richard Biener <rguenther@suse.de>
2023 PR tree-optimization/89509
2024 * tree-ssa-structalias.c (compute_dependence_clique): Look
2025 at the first subvar when determining whether it is restrict.
2027 2019-05-02 Richard Biener <rguenther@suse.de>
2029 PR tree-optimization/90273
2030 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
2031 useless debug stmts.
2033 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2035 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
2037 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
2039 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
2040 VEC_COND_EXPR be inserted to emulate a conditional internal function.
2041 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
2042 (vectorizable_reduction): Use the functions above to vectorize in a
2043 fully masked loop codes that don't have a conditional internal
2046 2019-05-02 Martin Liska <mliska@suse.cz>
2048 * cgraphclones.c: Call valid_attribute_p with 1 for
2050 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
2051 it's for target attribute.
2052 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
2053 Add new boolean argument.
2054 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
2056 (ix86_valid_target_attribute_tree): Pass target_clone_attr
2057 to ix86_valid_target_attribute_inner_p.
2058 (ix86_valid_target_attribute_p): Pass flags argument to
2059 ix86_valid_target_attribute_inner_p.
2060 (get_builtin_code_for_version): Use 0 as it's target attribute.
2062 2019-05-02 Martin Liska <mliska@suse.cz>
2064 * gcc.c (process_command): Add dummy file only
2066 * opts-global.c (decode_options): Pass lang_mask.
2067 * opts.c (print_help): New function.
2068 (finish_options): Print --help if help_option_argument
2070 (common_handle_option): Factor out content of OPT__help_
2072 * opts.h (finish_options): Add new argument.
2074 2019-05-02 Martin Liska <mliska@suse.cz>
2077 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
2078 With -minline-all-stringops use inline expansion using 4B loop.
2079 * doc/invoke.texi: Document the change of
2080 -minline-all-stringops.
2082 2019-05-01 Jeff Law <law@redhat.com>
2084 PR tree-optimization/88797
2085 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
2086 PHI feeds a conditional on the RHS of an assignment.
2088 2019-04-30 Andrew Waterman <andrew@sifive.com>
2089 Jim Wilson <jimw@sifive.com>
2091 * config/riscv/constraints.md (L): New.
2092 * config/riscv/predicates.md (lui_operand): New.
2093 (sfb_alu_operand): New.
2094 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
2095 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
2096 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
2097 * config/riscv/risc.md (type): Add sfb_alu.
2098 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
2099 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
2100 (branch_zero<mode>): Delete.
2102 (mov<GPR:mode><X:mode>cc): Likewise.
2103 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
2105 2019-04-30 Nathan Sidwell <nathan@acm.org>
2107 * tree.h (MARK_TS_EXP): New.
2109 2019-04-30 Martin Liska <mliska@suse.cz>
2111 * opts.c (enable_warning_as_error): Provide hints
2112 for unknown options.
2114 2019-04-30 Martin Liska <mliska@suse.cz>
2117 * doc/invoke.texi: Add missing dash for gas-locview-support
2118 and gno-as-locview-support.
2120 2019-04-30 Jakub Jelinek <jakub@redhat.com>
2123 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
2124 whitespace at the start of target attribute string.
2126 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2129 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
2130 Define __ARM_FEATURE_ATOMICS.
2132 2019-04-30 Martin Liska <mliska@suse.cz>
2134 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
2135 into built_in_function enum. Remove code for endp == 2 and
2136 use BUILT_IN_* constants.
2137 (gimple_fold_builtin): Call the function with fcode.
2139 2019-04-30 Martin Liska <mliska@suse.cz>
2141 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
2142 DECL_FUNCTION_CODE into ix86_builtins enum before
2143 the switch statement.
2145 2019-04-30 Jakub Jelinek <jakub@redhat.com>
2147 PR tree-optimization/89475
2148 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
2151 2019-04-30 Martin Liska <mliska@suse.cz>
2153 PR translation/90274
2154 * opts.c (print_filtered_help): Wrap string in _(...).
2156 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
2158 PR tree-optimization/90240
2160 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
2162 PR tree-optimization/90078
2163 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
2164 checks for infinite_cost overflow.
2166 2019-04-29 Jeff Law <law@redhat.com>
2168 * passes.def: Move -Wrestrict pass after copy propagation.
2170 2019-04-29 Maya Rashish <coypu@sdf.org>
2172 * config.gcc (default_gnu_indirect_function): Default to yes
2173 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
2174 sparc*-*-netbsd*, x86_64-*-netbsd*.
2176 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
2178 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
2179 where cond2 is NE_EXPR.
2180 (is_value_included_in): Update comment.
2182 2019-04-29 Richard Biener <rguenther@suse.de>
2184 PR tree-optimization/90278
2185 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
2186 EH on comparison simplification.
2188 2019-04-29 Jason Merrill <jason@redhat.com>
2190 PR c++/82081 - tail call optimization breaks noexcept
2191 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
2192 nothrow function to a might-throw function into a tail call.
2194 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
2196 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
2197 (DDR_INNER_LOOP): Likewise.
2198 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
2199 (initialize_data_dependence_relation): Likewise.
2200 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
2202 2019-04-29 Jakub Jelinek <jakub@redhat.com>
2204 PR rtl-optimization/90257
2205 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
2209 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
2213 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
2216 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
2219 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
2221 * lra-spills.c (lra_final_code_change): Remove useless move insns.
2223 2019-04-29 Richard Biener <rguenther@suse.de>
2225 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
2228 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
2230 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
2231 varasm.h, and netbsd-protos.h.
2233 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
2236 * config/i386/i386-protos.h (ix86_data_alignment): Change
2237 the second argument type to unsigned int.
2238 * config/i386/i386.c (ix86_data_alignment): Change "align"
2239 argument type to unsigned int.
2241 2019-04-27 Martin Liska <mliska@suse.cz>
2244 * opt-suggestions.c (option_proposer::build_option_suggestions):
2245 When get_valid_option_values returns empty values, add the
2246 misspelling candidate.
2248 2019-04-26 Jim Wilson <jimw@sifive.com>
2250 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
2252 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
2253 Pass orig_mode to riscv_build_integer.
2254 (riscv_split_integer): Pass mode to riscv_move_integer.
2255 (riscv_legitimize_const_move): Likewise.
2256 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
2257 promoted_mode. Replace force_reg call with code to load constant into
2258 promoted reg and then subreg it for the store.
2259 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
2262 2018-04-26 Eugene Sharygin <eush@ispras.ru>
2264 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
2267 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
2269 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
2270 commentary about the encoding of precision.
2272 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
2274 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
2275 * config/i386/t-freebsd64: New file.
2276 * config.gcc: Add the t-freebsd64 for multilib support.
2278 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
2280 * doc/extend.texi (vector_size): Add missing comma after @xref.
2282 2019-04-25 Jakub Jelinek <jakub@redhat.com>
2284 * BASE-VER: Set to 10.0.0.
2286 2019-04-25 Richard Biener <rguenther@suse.de>
2289 * gimplify.c (gimplify_expr): Avoid turning a lvalue
2290 VIEW_CONVERT_EXPR into one operating on an rvalue.
2292 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
2295 * config/i386/i386.c (feature_priority): Moved to file scope.
2296 (processor_features): Likewise.
2297 (processor_model): Likewise.
2298 (_arch_names_table): Likewise.
2299 (arch_names_table): Likewise.
2300 (_feature_list): Removed.
2301 (feature_list): Likewise.
2302 (_isa_names_table): Moved to file scope. Add priority.
2303 (isa_names_table): Likewise.
2304 (get_builtin_code_for_version): Replace feature_list with
2305 isa_names_table. Update error message for P_ZERO priority.
2307 2019-04-25 Richard Biener <rguenther@suse.de>
2309 * tree-pass.h (make_pass_phi_only_cprop): Remove.
2310 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
2312 2019-04-24 Jeff Law <law@redhat.com>
2314 PR tree-optimization/90037
2315 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
2316 * passes.def: Replace all instance of phi-only cprop with the
2317 lattice propagator. Move propagation pass from after erroneous
2318 path isolation to before erroneous path isolation.
2319 * tree-ssa-phionlycprop.c: Remove.
2321 2019-04-24 Richard Biener <rguenther@suse.de>
2324 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
2325 by size and BITS_PER_UNIT on poly-wide-ints.
2327 2019-04-25 Richard Biener <rguenther@suse.de>
2330 * match.pd: Add pattern to simplify view-conversion of an
2333 2019-04-24 Clement Chigot <clement.chigot@atos.net>
2335 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
2336 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
2337 for Go on 32 bit AIX.
2338 * config/rs6000/aix72.h: Likewise.
2340 2019-04-24 Jakub Jelinek <jakub@redhat.com>
2343 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
2344 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
2346 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
2349 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
2350 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
2351 for restored hard frame pointer.
2352 (s390_sched_dependencies_evaluation): Implement new target hook.
2353 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
2355 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
2357 * config/arc/arc-options.def: Fix typos and spelling mistakes.
2358 * config/arc/arc.c (arc_init): Cleanup warning message.
2359 (arc_override_options): Likewise.
2361 2019-04-24 Jakub Jelinek <jakub@redhat.com>
2364 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
2365 a register if both if_true and if_false are MEMs.
2367 PR tree-optimization/90208
2368 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
2369 after labels of new_bb, not before them.
2371 PR tree-optimization/90211
2372 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
2373 which are not SSA_NAMEs.
2375 2018-04-23 Sudakshina Das <sudi.das@arm.com>
2377 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
2379 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
2381 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
2383 PR rtl-optimization/87979
2384 * modulo-sched.c (sms_schedule): Start ii value "mii" should
2387 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
2389 PR rtl-optimization/84032
2390 * modulo-sched.c (ps_insn_find_column): Change condition so that
2391 branch will always be the last insn in a row inside partial
2394 2019-04-23 Richard Biener <rguenther@suse.de>
2397 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
2398 dest_single_pred_p argument.
2399 (remove_forwarder_block): Adjust.
2400 (remove_forwarder_block_with_phi): Likewise.
2402 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2403 Bernd Edlinger <bernd.edlinger@hotmail.de>
2404 Jakub Jelinek <jakub@redhat.com>
2407 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
2408 if used with general-regs-only.
2409 (arm_conditional_register_usage): Don't add non-general regs if
2411 (arm_valid_target_attribute_rec): Handle general-regs-only.
2412 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
2414 (TARGET_HARD_FLOAT_SUB): Define.
2415 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
2416 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
2417 (TARGET_REALLY_IWMMXT2): Likewise.
2418 * config/arm/arm.opt: Add -mgeneral-regs-only.
2419 * doc/extend.texi: Document ARM general-regs-only target.
2420 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
2422 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
2424 PR tree-optimization/90078
2425 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
2426 checks for infinite_cost overflow.
2428 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
2430 PR tree-optimization/90021
2431 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
2432 and check univariate against it.
2433 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
2434 * tree-data-ref.c (add_other_self_distances): Pass new argument.
2436 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
2440 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
2443 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
2446 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
2448 * lra-spills.c (lra_final_code_change): Remove useless move insns.
2450 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
2452 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
2453 names using operand format, rather than hard-wired.
2454 (speculation_barrier): Likewise.
2456 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
2458 PR tree-optimization/88055
2459 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
2460 (gen_one_condition): Use it if !HONOR_NANS.
2462 2019-04-19 Jakub Jelinek <jakub@redhat.com>
2465 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
2466 assign_temp instead of gen_reg_rtx.
2468 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
2470 PR translation/90118
2471 * config/aarch64/aarch64.c (aarch64_override_options_internal):
2472 Add missing space before %<.
2474 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
2476 PR rtl-optimization/87871
2477 * ira-lives.c (make_object_dead): Don't add conflicts to
2478 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
2480 2019-04-18 Martin Sebor <msebor@redhat.com>
2483 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
2484 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
2485 assuming type size fits in SHWI.
2487 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
2490 * ipa-inline.c (flatten_function): New parameter UPDATE.
2491 (ipa_inline, early_inliner): Use it.
2493 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
2495 * fold-const.c (int_const_binop): Return early on failure.
2497 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
2500 * combine.c (force_int_to_mode): Cast the argument rather than
2501 the result of known_alignment.
2502 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
2504 2019-04-18 Richard Biener <rguenther@suse.de>
2507 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
2509 (remove_forwarder_block): ... here.
2510 (remove_forwarder_block_with_phi): Also move debug stmts here.
2512 2019-04-18 Jakub Jelinek <jakub@redhat.com>
2514 PR translation/79183
2515 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
2516 inform where appropriate.
2518 2019-04-18 Richard Biener <rguenther@suse.de>
2520 * tree.c (get_qualified_type): Put found type variants at the
2521 head of the variant list.
2523 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
2525 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
2527 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
2530 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
2531 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
2532 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
2533 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
2534 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
2536 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
2538 * ira-conflicts.c (print_allocno_conflicts): Always print something,
2539 even for allocno's with no conflicts.
2540 (print_conflicts): Print an extra newline.
2542 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
2544 * auto-inc-dec.c (attempt_change): Set the alignment of the
2545 temporary memory to that of the original.
2547 2019-04-17 Joao Moreira <jmoreira@suse.de>
2549 * targhooks.c (default_print_patchable_function_entry): Emit
2550 __patchable_function_entries section with writable flags to allow
2551 relocation resolution.
2553 2019-04-17 Jonny Grant <jg@jguk.org>
2555 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
2557 2019-04-17 Jakub Jelinek <jakub@redhat.com>
2560 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
2563 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
2565 * config/arc/arc.c (arc_init): Format diagnostic string.
2566 (arc_override_options): Likewise.
2567 (check_if_valid_regno_const): Likewise.
2568 (arc_reorg): Likewise.
2570 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
2573 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
2575 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
2577 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
2578 (*movdi_update1): Use Pmode.
2579 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
2580 (movdi_<mode>_update_stack): Rename to ...
2581 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
2583 (*movsi_update1): Use Pmode.
2584 (*movsi_update2): Use Pmode.
2585 (movsi_update): Rename to ...
2586 (movsi_<mode>_update): ... this. Use Pmode.
2587 (movsi_update_stack): Fix condition.
2588 (*movhi_update1): Use Pmode. Fix argument to
2589 avoiding_indexed_address_p.
2590 (*movhi_update2): Ditto.
2591 (*movhi_update3): Ditto.
2592 (*movhi_update4): Ditto.
2593 (*movqi_update1): Ditto.
2594 (*movqi_update2): Ditto.
2595 (*movqi_update3): Ditto.
2596 (*movsf_update1, *movdf_update1): Merge, rename to...
2597 (*mov<mode>_update1): This. Use Pmode. Fix argument to
2598 avoiding_indexed_address_p. Add "size" attribute.
2599 (*movsf_update2, *movdf_update2): Merge, rename to...
2600 (*mov<mode>_update2): This. Ditto.
2601 (*movsf_update3): Use Pmode. Fix argument to
2602 avoiding_indexed_address_p.
2603 (*movsf_update4): Ditto.
2604 (allocate_stack): Simplify condition. Adjust pattern names.
2606 2019-04-17 Jakub Jelinek <jakub@redhat.com>
2609 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
2610 whitespace at the start of target attribute string.
2612 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
2615 * config/rs6000/power9.md: Add store forwarding bypass.
2617 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
2620 * valtrack.c (dead_debug_insert_temp): Reset debug references
2621 to the return value of a call being removed.
2623 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
2625 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
2626 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
2627 implement target hook.
2628 (arc_memory_move_cost): New function.
2629 (TARGET_REGISTER_MOVE_COST): Define.
2630 (TARGET_MEMORY_MOVE_COST): Likewise.
2631 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
2632 (MEMORY_MOVE_COST): Likewise.
2634 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
2636 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
2637 (sibcall_value_insn): Likewise.
2638 * config/arc/constraints.md (Rs5): Remove.
2640 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
2642 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
2643 for last two fake registers.
2644 (arc_conditional_register_usage): Make sure fake frame and arg
2645 pointer regs are in general regs class.
2646 (FRAME_POINTER_MASK): Remove.
2647 (RETURN_ADDR_MASK): Remove.
2648 (arc_must_save_register): Use hard frame regnum.
2649 (frame_restore_reg): Use hard_frame_pointer_rtx.
2650 (arc_save_callee_saves): Likewise.
2651 (arc_restore_callee_saves): Likewise.
2652 (arc_save_callee_enter): Likewise.
2653 (arc_restore_callee_leave): Likewise.
2654 (arc_save_callee_milli): Likewise.
2655 (arc_eh_return_address_location): Likewise.
2656 (arc_check_multi): Use hard frame regnum.
2657 (arc_can_eliminate): Likewise.
2658 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
2659 for register allocator.
2660 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
2661 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
2662 (FRAME_POINTER_REGNUM): Change it to a fake register.
2663 (HARD_FRAME_POINTER_REGNUM): Defined.
2664 (ARG_POINTER_REGNUM): Change it to a new fake register.
2665 (ELIMINABLE_REGS): Update.
2666 (REGISTER_NAMES): Update names.
2667 * config/arc/arc.md (LP_START): Remove.
2669 (shift_si3_loop): Update pattern.
2671 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
2673 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
2674 to avoid delay slot scheduling.
2675 (arc_must_save_register): Don't save SP.
2676 * config/arc/arc.md (stack_tie): Remove.
2677 (UNSPEC_ARC_STKTIE): Likewise.
2679 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
2680 Shiva Chen <shiva0217@gmail.com>
2682 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
2683 code gen with large shift amount.
2685 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
2687 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
2690 2019-04-16 Jakub Jelinek <jakub@redhat.com>
2693 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
2694 print -m64/-mx32/-m32 if it is true.
2695 (ix86_debug_options, ix86_function_specific_print): Pass true as
2696 ADD_ABI_P to ix86_target_string.
2697 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
2698 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
2699 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
2701 PR rtl-optimization/90082
2702 * dce.c (can_delete_call): New function.
2703 (deletable_insn_p, mark_insn): Use it.
2705 PR tree-optimization/90090
2706 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
2708 (is_division_by_square): Likewise. Formatting fix.
2710 2019-04-16 Richard Biener <rguenther@suse.de>
2712 PR tree-optimization/56049
2713 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
2714 equality check if alias-set zero will prevail.
2716 2019-04-15 Jeff Law <law@redhat.com>
2718 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
2719 size and alignment as unsigned.
2721 2019-04-15 Richard Biener <rguenther@suse.de>
2724 * tree-loop-distribution.c (destroy_loop): Preserve correct
2727 2019-04-15 Richard Biener <rguenther@suse.de>
2729 PR tree-optimization/90071
2730 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
2731 abnormal operands from def stmts.
2733 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
2735 PR rtl-optimization/89794
2736 * combine.c (count_auto_inc): New function.
2737 (try_combine): Count how many auto_inc expressions there were in the
2738 original instructions. Ensure we have the same number in the new
2739 instructions. Remove the code that tried to ensure auto_inc side
2740 effects on i1 and i0 are not lost.
2742 2019-04-15 Richard Biener <rguenther@suse.de>
2745 * tree.h (auto_var_p): Declare.
2746 * tree.c (auto_var_p): New function, split out from ...
2747 (auto_var_in_fn_p): ... here.
2748 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
2750 (new_var_info): Initialize it.
2751 (set_uids_in_ptset): Also set the shadow variable uid if required.
2752 (ipa_pta_execute): Postprocess points-to solutions assigning
2753 shadow variable uids for locals that may reach their containing
2754 function recursively.
2755 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
2756 assert but instead check whether the points-to solution is
2759 2019-04-15 Martin Jambor <mjambor@suse.cz>
2762 * cgraph.c (clone_of_p): Loop over clone chain for each step in
2765 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
2767 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
2769 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
2770 Kito Cheng <kito.cheng@gmail.com>
2771 Shiva Chen <shiva0217@gmail.com>
2773 * config/nds32/nds32-md-auxiliary.c
2774 (nds32_legitimize_pic_address): Use new PIC pattern.
2775 (nds32_legitimize_tls_address): Use new TLS pattern.
2776 (nds32_output_symrel): New.
2777 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
2778 (nds32_alloc_relax_group_id): Ditto.
2779 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
2780 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
2782 (nds32_group_tls_insn): Ditto.
2783 (nds32_group_float_insns): Ditto.
2784 * config/nds32/nds32.md (tls_le): New.
2787 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
2789 * configure: Add nds32 target for dwarf2 debug_line checking.
2790 * configure.ac: Regenerated.
2792 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
2795 * ipa-devirt.c (skip_in_fields_list_p): New.
2796 (odr_types_equivalent_p): Use it.
2798 2019-04-13 Jakub Jelinek <jakub@redhat.com>
2801 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
2802 instead of strncmp when checking for thumb and arm. Formatting fixes.
2804 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
2806 * doc/install.texi: Document --with-target-system-zlib.
2808 2019-04-12 Martin Sebor <msebor@redhat.com>
2814 * targhooks.c (default_vector_alignment): Avoid assuming
2815 argument fits in SHWI.
2816 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
2818 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
2820 2019-04-12 Jakub Jelinek <jakub@redhat.com>
2822 PR rtl-optimization/89965
2823 * dce.c: Include rtl-iter.h.
2824 (struct check_argument_load_data): New type.
2825 (check_argument_load): New function.
2826 (find_call_stack_args): Check for loads from stack slots still tracked
2827 in sp_bytes and punt if any is found.
2829 * config/mips/loongson-mmiintrin.h: Fix up #error message.
2831 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
2833 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
2834 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
2836 2019-04-12 Martin Liska <mliska@suse.cz>
2839 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
2841 (separate_attrs): Handle multiple 'default's.
2842 (expand_target_clones): Rework error handling code.
2844 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
2847 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
2848 mode of vector rather than mode of destination for move instruction.
2849 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
2850 Use QI inner mode with V16QI vector mode.
2852 2019-04-12 Jakub Jelinek <jakub@redhat.com>
2855 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
2856 "invalid %%t operand" in output_operand_lossage message.
2858 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
2860 * config/s390/predicates.md (permute_pattern_operand): New
2862 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
2863 operand for the permute pattern.
2864 ("*vec_perm<mode>"): New insn definition.
2865 ("bswap<mode>"): Generate the permute pattern operand in the
2866 expander and perform the operand reloads for pre arch13 level
2868 ("*bswap<mode>_emu"): Rename to ...
2869 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
2870 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
2871 Add the USE operand for the permute pattern.
2872 ("*vec_set_bswap_vec<mode>"): Likewise.
2874 2019-04-12 Jakub Jelinek <jakub@redhat.com>
2877 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
2878 and gcc_unreachable if it fails, just call tree_to_uhwi which
2879 verifies that too. Test TREE_CHAIN instead of list_length > 1.
2880 Start warning message with a lower-case letter. Formatting fixes.
2882 PR rtl-optimization/90026
2883 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
2884 successors, look for BARRIERs inside of the whole BB_FOOTER chain
2885 rather than just at the start of it. If e->src BB_FOOTER is not NULL
2886 in cfglayout mode, use emit_barrier_after_bb.
2888 2018-04-11 Steve Ellcey <sellcey@marvell.com>
2890 PR rtl-optimization/87763
2891 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
2894 2019-04-11 Tom de Vries <tdevries@suse.de>
2896 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
2897 max macro using statement expression.
2899 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
2901 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
2902 * xcoffout.c (xcoff_private_rodata_section_name): Define.
2903 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
2904 read_only_private_data_section using xcoff_private_rodata_section_name.
2905 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
2907 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
2910 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
2912 2019-04-11 Jakub Jelinek <jakub@redhat.com>
2914 PR rtl-optimization/89965
2915 * dce.c (sp_based_mem_offset): New function.
2916 (find_call_stack_args): Use sp_based_mem_offset.
2918 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
2920 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
2922 2019-04-11 Richard Biener <rguenther@suse.de>
2924 PR tree-optimization/90020
2925 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
2926 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
2927 * tree-ssa-pre.c (compute_avail): Use it to not put
2928 possibly trapping references after a call that might not
2929 return into EXP_GEN.
2930 * gcse.c (compute_hash_table_work): Do not elide
2931 marking a block containing a call if the call might not
2934 2019-04-11 Richard Biener <rguenther@suse.de>
2936 PR tree-optimization/90018
2937 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
2938 Test both SLP and interleaving variants.
2940 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
2942 * config/s390/8561.md: New file.
2943 * config/s390/driver-native.c (s390_host_detect_local_cpu):
2944 Add arch13 cpu model.
2945 * config/s390/s390-opts.h (enum processor_type): Likewise.
2946 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
2947 (s390_get_unit_mask): Likewise.
2948 (s390_is_fpd): Likewise.
2949 (s390_is_fxd): Likewise.
2950 * config/s390/s390.h (s390_tune_attr): Likewise.
2951 * config/s390/s390.md: Include arch13 pipeline description.
2952 * config/s390/s390.opt: Add arch13.
2954 2018-04-10 Steve Ellcey <sellcey@marvell.com>
2956 PR rtl-optimization/87763
2957 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
2959 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
2961 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
2963 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
2964 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
2965 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
2966 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
2968 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
2970 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
2971 "Although" in -fipa-icf documentation.
2973 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
2974 of using multiple -g options.
2976 2019-04-10 Martin Liska <mliska@suse.cz>
2978 PR gcov-profile/89959
2979 * doc/gcov.texi: Make documentation of -x option
2982 2019-04-10 Richard Biener <rguenther@suse.de>
2984 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
2986 (DR_GROUP_SAME_DR_STMT): Remove.
2987 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
2988 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
2989 replace with assert.
2990 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
2991 (vect_record_grouped_load_vectors): Remove unreachable code.
2993 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
2996 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
2997 obsolete reference to N.
2999 2019-04-10 Jakub Jelinek <jakub@redhat.com>
3002 * expr.c (store_expr): Set properly size on the MEM passed to
3006 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
3007 with strlen in between hostsz-3 and hostsz-1 inclusive when no
3008 translation is needed, and when translation is needed, only append
3009 ... if the string length is hostsz or more bytes long. Avoid using
3012 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
3015 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
3016 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
3018 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
3019 differences directly.
3020 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
3022 2019-04-09 Jakub Jelinek <jakub@redhat.com>
3024 PR translation/90011
3025 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
3027 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
3029 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
3030 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
3031 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
3032 trailing space from -gsplit-dwarf diagnostics.
3034 PR tree-optimization/89998
3035 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
3036 instead of integer_type_node if possible, don't add ranges if return
3037 type is not compatible with int.
3038 * gimple-fold.c (gimple_fold_builtin_sprintf,
3039 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
3042 2019-04-09 Martin Liska <mliska@suse.cz>
3044 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
3045 * doc/install.texi: Document the new config.
3047 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
3049 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
3050 use gimple_expr_type for load and store calls. Skip over the
3051 condition argument in a conditional internal function.
3052 Protect use of TREE_INT_CST_LOW.
3054 2019-04-09 Jakub Jelinek <jakub@redhat.com>
3057 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
3058 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
3059 trailing period from it too.
3061 2019-04-08 wu yuan <wuyuan5@huawei.com>
3063 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
3064 * config/aarch64/aarch64.md : Add "tsv110.md"
3065 * config/aarch64/tsv110.md: New file.
3067 2019-04-08 Richard Biener <rguenther@suse.de>
3069 PR tree-optimization/90006
3070 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
3073 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
3076 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
3078 (fma_root_node): Likewise.
3079 (func_fma_steering): Likewise.
3081 2019-04-08 Jakub Jelinek <jakub@redhat.com>
3083 PR rtl-optimization/89865
3084 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
3086 PR rtl-optimization/89865
3087 * config/i386/i386.md
3088 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
3089 numbers not to clash with the additional operands[4].
3090 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
3091 with extra register copy in the middle.
3093 2019-04-08 Martin Liska <mliska@suse.cz>
3095 PR gcov-profile/89961
3096 * doc/gcov.texi: Document data_file.
3097 * gcov.c (generate_results): Add data_info into JSON output.
3099 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
3101 PR tree-optimization/89725
3102 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
3103 loop's chrec as invariant symbol.
3104 * tree-chrec.h (chrec_contains_symbols): New parameter.
3105 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
3106 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
3107 function of loops not in DDR's loop_nest.
3108 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
3110 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
3113 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
3116 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
3119 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
3120 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
3122 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
3124 * sched-deps.c (sched_macro_fuse_insns): Check return value of
3125 targetm.fixed_condition_code_regs.
3127 2019-04-05 Richard Biener <rguenther@suse.de>
3131 * tree-cfgcleanup.c (remove_forwarder_block): Always move
3132 debug bind stmts but reset them if they are not valid at the
3135 2019-04-05 Martin Liska <mliska@suse.cz>
3137 PR translation/89936
3138 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
3139 order to wrap keywords or arguments.
3140 * collect2.c (main): Likewise.
3141 (scan_prog_file): Likewise.
3142 (scan_libraries): Likewise.
3143 * common/config/riscv/riscv-common.c
3144 (riscv_subset_list::parsing_subset_version): Likewise.
3145 (riscv_subset_list::parse_std_ext): Likewise.
3146 * config/aarch64/aarch64.c (aarch64_override_options_internal):
3148 * config/arm/arm.c (arm_option_override): Likewise.
3149 * config/cris/cris.c (cris_print_operand): Likewise.
3150 * config/darwin-c.c (darwin_pragma_options): Likewise.
3151 (darwin_pragma_unused): Likewise.
3152 (darwin_pragma_ms_struct): Likewise.
3153 * config/ft32/ft32.c (ft32_print_operand): Likewise.
3154 * config/i386/i386.c (print_reg): Likewise.
3155 (ix86_print_operand): Likewise.
3156 * config/i386/xm-djgpp.h: Likewise.
3157 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
3158 * config/m32c/m32c.c (m32c_option_override): Likewise.
3159 * config/msp430/msp430.c (msp430_option_override): Likewise.
3160 * config/nds32/nds32.c (nds32_option_override): Likewise.
3161 * config/nvptx/mkoffload.c (main): Likewise.
3162 * config/rx/rx.c (rx_print_operand): Likewise.
3163 (valid_psw_flag): Likewise.
3164 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
3165 (vms_pragma_nomember_alignment): Likewise.
3166 (vms_pragma_extern_model): Likewise.
3167 * lto-wrapper.c (compile_offload_image): Likewise.
3168 * omp-offload.c (oacc_parse_default_dims): Likewise.
3169 * symtab.c (symtab_node::verify_base): Likewise.
3170 * tlink.c (recompile_files): Likewise.
3171 (start_tweaking): Likewise.
3172 * tree-profile.c (parse_profile_filter): Likewise.
3174 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
3176 PR tree-optimization/89956
3177 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
3178 multiple negates of the same value.
3180 2019-04-04 Martin Sebor <msebor@redhat.com>
3184 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
3185 have the same precision since the function crashes otherwise.
3186 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
3187 has non-zero arguments.
3189 2019-04-04 Martin Sebor <msebor@redhat.com>
3192 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
3193 out if the number of arguments is less than expected.
3195 2019-04-04 Jeff Law <law@redhat.com>
3197 PR rtl-optimization/89399
3198 * ree.c (combine_set_extension): Use single_set rather than
3199 digging into PATTERN for items on the candidate list.
3200 (combine_reaching_defs): Likewise.
3202 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
3204 PR rtl-optimization/46590
3205 * loop-invariant.c (find_defs): Move df_remove_problem and
3206 df_process_deferred_rescans to move_invariants.
3207 Move df_live_add_problem and df_live_set_all_dirty calls
3209 (move_invariants): Likewise.
3210 (move_loop_invariants): Likewise, making the df_live calls
3211 conditional on -O. Remove the problem again if we added it
3214 2019-04-03 qing zhao <qing.zhao@oracle.com>
3216 PR tree-optimization/89730
3217 * ipa-inline.c (can_inline_edge_p): Delete the checking for
3218 -flive-patching=inline-only-static.
3219 (can_inline_edge_by_limits_p): Add the checking for
3220 -flive-patching=inline-only-static and grant always_inline
3221 even when -flive-patching=inline-only-static is specified.
3223 2019-04-03 Jeff Law <law@redhat.com>
3225 PR rtl-optimization/81025
3226 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
3228 2019-04-03 Richard Biener <rguenther@suse.de>
3230 PR tree-optimization/84101
3231 * tree-vect-stmts.c: Include explow.h for hard_function_value,
3232 regs.h for hard_regno_nregs.
3233 (cfun_returns): New helper.
3234 (vect_model_store_cost): When vectorizing a store to a decl
3235 we return and the function ABI returns in a multi-reg location
3236 account for the possible spilling that will happen.
3238 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
3240 * config/s390/s390.c (s390_legitimate_address_p): Reject long
3241 displacement addresses for vector mode operands.
3243 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
3245 * config/arc/arc.c (GMASK_LEN): Define.
3246 (arc_restore_callee_saves): Restore first blink when
3249 2019-04-03 Sudakshina Das <sudi.das@arm.com>
3251 * doc/extend.texi: Add deprecated comment on sign-return-address
3252 function attribute and add mbranch-protection.
3253 * doc/invoke.texi: Add bti to the options for mbranch-protection.
3255 2019-04-03 Richard Biener <rguenther@suse.de>
3258 * lto-wrapper.c (run_gcc): Avoid implicit rules making
3259 the all target phony.
3261 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
3265 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
3266 Return false for variable DImode shifts.
3267 (dimode_scalar_chain::compute_convert_gain): Do not handle
3268 register count operand in variable DImode shifts.
3269 (dimode_scalar_chain::make_vector_copies): Remove support to copy
3270 count argument of a variable shift instruction to a vector register.
3271 (dimode_scalar_chain::convert_reg): Remove support to convert
3272 count argument of a variable shift instruction.
3274 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
3276 PR rtl-optimization/84206
3277 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
3278 iterating over loop headers.
3280 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
3282 PR rtl-optimization/85876
3283 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
3284 beyond the original fence.
3286 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
3288 * config.gcc: Mark spu* targets as deprecated/obsolete.
3290 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3292 * config/s390/s390-builtin-types.def: New builtin function type
3293 definitions. Remove unused types.
3294 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
3295 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
3296 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
3297 overloaded builtins.
3298 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
3299 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
3300 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
3301 (vec_double, vec_signed, vec_unsigned): Define to use the new
3302 overloaded builtins.
3303 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
3306 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3308 * config/s390/s390-builtin-types.def: New builtin function type
3310 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
3311 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
3312 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
3313 (s390_vstrszh, s390_vstrszf): New low-level builtins.
3314 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
3315 constant definitions.
3316 * config/s390/vecintrin.h (vec_search_string_cc)
3317 (vec_search_string_until_zero_cc): New builtin name definitions.
3318 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
3320 ("vec_vstrs<mode>"): New insn definition.
3322 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3324 * config/s390/s390-builtin-types.def: Add new builtin function
3326 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
3327 New overloaded builtins.
3328 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
3330 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
3331 (UNSPEC_VEC_SLDBYTE): ... this.
3332 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
3333 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
3335 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
3336 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
3337 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
3339 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3341 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
3342 New insn definition.
3343 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
3344 * config/s390/vector.md (V_HW_HSD): ... here.
3346 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3348 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
3349 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
3350 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
3351 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
3352 New insn definitions.
3354 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3356 * config/s390/s390-builtin-types.def: Add new builtin function type.
3357 * config/s390/s390-builtins.def: Add overloaded builtin
3358 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
3359 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
3360 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
3361 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
3362 ("eltswap<mode>"): New expander.
3363 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
3366 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3368 * config/s390/s390-builtin-types.def: Add new builtin function types.
3369 * config/s390/s390-builtins.def: Add overloaded builtin
3370 s390_vec_revb. Add low-level builtins for vlbr and vstbr
3372 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
3373 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
3374 ("bswap<mode>"): New expander.
3375 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
3377 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3379 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
3380 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
3381 vector builtin version number in __VEC__.
3383 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3385 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
3387 (SFSI): New mode attribute.
3388 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
3389 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
3391 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
3392 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
3393 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
3394 ("floatsi<mode>2"): Add wcefb instruction.
3396 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3398 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
3399 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
3401 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
3402 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
3403 support 32 bit fp-int conversions. Rename to ...
3404 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
3405 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
3406 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
3407 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
3410 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3412 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
3413 if-then-else constructs if we can use the select instruction.
3414 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
3416 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3418 * config/s390/s390.md ("*popcountdi_arch13_cc")
3419 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
3421 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
3422 Append _z196 to make it ...
3423 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
3424 ("popcounthi2_z196"): ... this.
3425 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
3426 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
3428 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3430 * config/s390/s390.c (s390_canonicalize_comparison): Convert
3431 certain compares for arch13 in order to make use of the condition
3432 code result produced by the new instructions.
3433 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
3434 nxrk, and nxgrk instruction patterns.
3435 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
3436 (inv_no): Add new code iterator together with some attributes.
3437 ("*andc_split_<mode>"): Disable splitter for arch13.
3438 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
3439 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
3440 ("*<ANDOR:bitops_name>c<GPR:mode>")
3441 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
3442 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
3443 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
3444 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
3446 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3448 * common/config/s390/s390-common.c (processor_flags_table): New
3450 * config.gcc: Support arch13 with the --with-arch= configure flag.
3451 * config/s390/driver-native.c (s390_host_detect_local_cpu):
3452 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
3453 * config/s390/s390.c (s390_get_sched_attrmask)
3454 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
3455 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
3456 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
3457 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
3458 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
3460 * config/s390/s390.opt: Support arch13 as processor type in
3461 command line options.
3463 2019-04-02 Martin Liska <mliska@suse.cz>
3465 PR translation/89912
3466 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
3467 Fix param description of graphite-max-arrays-per-scop.
3469 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
3471 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
3472 (ASAN_CC1_SPEC): Use it in 64-bit mode.
3473 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
3475 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
3477 PR rtl-optimization/85412
3478 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
3479 sel_sched_region_1, not after.
3481 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
3483 PR rtl-optimization/86928
3484 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
3485 compute_live if necessary.
3486 (sel_redirect_edge_and_branch): Likewise.
3488 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
3490 PR rtl-optimization/89865
3491 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
3492 register if it is a part of small class.
3494 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
3496 PR rtl-optimization/87273
3497 * sel-sched-ir.c (merge_fences): Remove assert.
3499 2019-04-01 Richard Biener <rguenther@suse.de>
3501 PR tree-optimization/46590
3502 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
3503 (dom_walker::m_reachability): Add in place of...
3504 (dom_walker::m_skip_unreachable_blocks): ...this.
3505 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
3506 Move complex initialization ...
3507 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
3508 lazily and initialize edge flags on each invocation.
3509 (dom_walker::bb_reachable): Use m_reachability.
3511 2019-04-01 Martin Liska <mliska@suse.cz>
3514 * opt-suggestions.c (option_proposer::build_option_suggestions):
3515 Add variant without any argument in order to provide better
3518 2019-04-01 Richard Biener <rguenther@suse.de>
3521 * gimple.c: Include langhooks.h.
3522 (gimple_get_alias_set): Treat enumeral types as the underlying
3525 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
3526 Eric Botcazou <ebotcazou@adacore.com>
3528 PR rtl-optimization/89862
3529 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
3530 that operates on the full registers for WORD_REGISTER_OPERATIONS
3533 2019-03-29 Jim Wilson <jimw@sifive.com>
3535 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
3536 Clear MASK_RVC and then set if C subset supported.
3538 2019-03-29 Jakub Jelinek <jakub@redhat.com>
3541 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
3542 non-addressable complit into its initializer if it is volatile.
3544 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
3546 * opts-common.c (integral_argument): Set errno properly in one case.
3548 2019-03-29 Martin Liska <mliska@suse.cz>
3550 * doc/invoke.texi: Remove -Wchkp from documentation.
3552 2019-03-29 Martin Liska <mliska@suse.cz>
3554 * dbgcnt.c (print_limit_reach): New function.
3557 2019-03-29 Martin Liska <mliska@suse.cz>
3559 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
3560 (dbg_cnt_process_opt): Parse first tokens aas
3561 dbg_cnt_process_single_pair is also using strtok.
3563 2019-03-29 Jakub Jelinek <jakub@redhat.com>
3565 PR rtl-optimization/87485
3566 * function.c (expand_function_end): Move stack_protect_epilogue
3567 before loading of return value into hard register(s).
3569 2019-03-28 Jakub Jelinek <jakub@redhat.com>
3572 * tree-inline.h (struct copy_body_data): Add
3573 dont_remap_vla_if_no_change flag.
3574 * tree-inline.c (remap_type_3, remap_type_2): New functions.
3575 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
3576 and remap_type_2 returns false.
3577 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
3578 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
3579 only from where it is copied to nested contexts.
3581 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
3584 * config/i386/i386.md (RMW operation with LEA peephole):
3585 Use LEAMODE mode attribute instead of SWI mode iterator for
3588 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
3591 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
3592 Also process XEXP (src, 0) of a shift insn.
3594 2019-03-28 David Malcolm <dmalcolm@redhat.com>
3597 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
3598 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
3600 2019-03-28 Jakub Jelinek <jakub@redhat.com>
3602 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
3604 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
3605 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
3606 immediately after first one with df_analyze in between, but rather
3607 process all bbs, queueing ones that need second pass in a worklist,
3608 df_analyze, process queued debug insn changes and if second pass is
3609 needed, process bbs from worklist, df_analyze, process queued debug
3612 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
3613 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
3614 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
3616 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
3619 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
3622 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
3625 * config/i386/i386.c (ix86_function_value_1): Call the newly added
3626 function for 32-bit MS_ABI.
3627 (function_value_ms_32): New function.
3629 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
3631 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
3632 (movdi): Call gen_movdi_symbol_save_scc.
3633 (gen_movdi_symbol_save_scc): New insn and split.
3635 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
3637 PR rtl-optimization/89313
3638 * function.c (matching_constraint_num): New static function.
3639 (match_asm_constraints_1): Use it. Fixup white space and comment.
3640 Don't replace inputs with non-matching constraints which conflict
3641 with early clobber outputs.
3643 2019-03-27 Jeff Law <law@redhat.com>
3646 PR rtl-optimization/87761
3647 PR rtl-optimization/89826
3648 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
3650 (pass_cprop_hardreg::execute): Call df_analyze after adding the
3651 note problem to get REG_DEAD/REG_UNUSED notes updated.
3653 2019-03-27 Richard Biener <rguenther@suse.de>
3655 PR tree-optimization/89463
3656 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
3657 queue edges to remove.
3658 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
3659 dead stmts. Delay edge removal until PHIs are removed to
3660 make debug-stmt creation not confused by seemingly degenerate
3663 2019-03-27 Alan Modra <amodra@gmail.com>
3665 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
3667 * config/rs6000/darwin.h: Likewise.
3668 * config/rs6000/rs6000.c: Likewise.
3670 2019-03-27 Alan Modra <amodra@gmail.com>
3672 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
3673 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
3675 2019-03-26 Andrew Waterman <andrew@sifive.com>
3676 Jim Wilson <jimw@sifive.com>
3678 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
3679 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
3680 (generic_idivdi, generic_fmul_single, generic_fmul_double)
3681 (generic_fdiv, generic_fsqrt): Add check for generic tune.
3682 (generic_alu): Add auipc to type list.
3683 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
3684 (riscv_microarchitecture): Declare.
3685 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
3686 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
3688 (riscv_microarchitecture): New.
3689 (sifive_7_tune_info): New.
3690 (riscv_cpu_info_table): Add microarchitecture value for rocket and
3691 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
3693 (riscv_store_data_bypass_p): New.
3694 (riscv_option_override): Set riscv_microarchitecture from
3695 cpu->microarchitecture.
3696 * config/riscv/riscv.md: Include sifive-7.md.
3699 (auipc<mode>): Change type to auipc.
3700 (restore_stack_nonlocal): New.
3701 * config/riscv/sifive-7.md: New.
3702 * doc/invoke.texi (RISC-V Options): Update mtune docs.
3704 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
3707 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
3708 Also process XEXP (src, 0) of a shift insn.
3710 2019-03-26 Richard Biener <rguenther@suse.de>
3712 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
3713 (copy_debug_stmt): Likewise.
3714 (expand_call_inline): Likewise.
3715 (copy_bb): Avoid redundant lookup & set of gimple_block.
3716 * gimple-low.c (lower_gimple_return): Likewise.
3717 (lower_builtin_setjmp): Likewise.
3719 2019-03-26 Jakub Jelinek <jakub@redhat.com>
3721 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
3722 is constant 0, turn into static const data member initialized to false.
3723 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
3724 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
3726 2019-03-26 Jason Merrill <jason@redhat.com>
3727 Jakub Jelinek <jakub@redhat.com>
3729 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
3731 (mem_alloc_description::release_object_overhead): Fix comment typos.
3732 * hash-table.h (hash_table::~hash_table): Call
3733 release_instance_overhead only if m_entries is non-NULL, otherwise
3734 call unregister_descriptor.
3736 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
3738 PR tree-optimization/81740
3739 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3740 In case of outer loop vectorization, check for backward dependence
3741 at the inner loop if outer loop dependence is reversed.
3743 2019-03-26 Alan Modra <amodra@gmail.com>
3745 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
3746 rs6000_vector_mem init. Correct wI and wJ comment.
3748 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
3750 PR rtl-optimization/88347
3751 PR rtl-optimization/88423
3752 * sched-deps.c (sched_analyze_insn): Take into account that for
3753 tablejumps the barrier appears after a label and a jump_table_data.
3755 2019-03-25 Martin Sebor <msebor@redhat.com>
3758 * c-common.c (check_user_alignment): Rename local. Correct maximum
3759 alignment in diagnostic. Avoid assuming argument fits in SHWI,
3760 convert it to UHWI when it fits.
3762 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
3765 * dwarf2out.c (premark_used_variables): New function.
3766 (prune_unused_types_walk): Do not mark not premarked external
3768 (prune_unused_types): Call premark_used_variables.
3770 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
3772 PR rtl-optimization/89676
3773 * lra-constraints.c (curr_insn_transform): Do match reload for
3774 early clobbers when the match was successful only for different
3777 2019-03-25 Martin Sebor <msebor@redhat.com>
3779 * doc/extend.texi (Common Type Attributes): Document vector_size.
3780 (Common Variable Attributes): Mention size constraint. Correct
3782 (Vector Extensions): Use @dfn when defining bas type. Clarify
3783 base type and size constraints.
3785 2019-03-25 Richard Biener <rguenther@suse.de>
3787 PR tree-optimization/89789
3788 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
3789 changes from non-undefined back to undefined.
3791 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
3793 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
3794 heap string and a gc string, but since this variable is unknown to
3795 ggc the gc string might get reused and corrupted. Fixed by always
3796 using a heap string.
3798 2019-03-25 Richard Biener <rguenther@suse.de>
3800 PR tree-optimization/89779
3801 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
3802 to remove IV defs, delay actual removal.
3803 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
3804 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
3805 very end, properly also reset loop control IV information.
3807 2019-03-25 Richard Biener <rguenther@suse.de>
3809 PR tree-optimization/89802
3810 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
3811 move EH data to folded stmt.
3813 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
3815 * config/s390/s390-builtin-types.def: Remove few unused types and
3816 fix sort order for others.
3818 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
3820 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
3821 expected and found types with -mdebug during builtin matching.
3823 2019-03-25 Richard Biener <rguenther@suse.de>
3826 * fold-const.c (operand_equal_p): Revert last change with
3829 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
3831 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
3832 notes for the result of the __tls_get_addr calls.
3833 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
3835 2019-03-24 Jeff Law <law@redhat.com>
3837 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
3839 PR rtl-optimization/87761
3840 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
3841 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
3843 (pass_cprop_hardreg::execute): Add df note problem and defer insn
3844 rescans. Reprocess blocks as needed, calling df_analyze before
3845 reprocessing. Always call df_analyze before fixing up debug bind
3848 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
3850 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
3853 2019-03-22 Andrew Pinski <apinski@marvell.com>
3855 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
3856 attrribute for uxtw.
3858 2019-03-26 Jeff Law <law@redhat.com>
3860 PR rtl-optimization/87761
3861 * config/mips/mips-protos.h (mips_split_move): Add new argument.
3862 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
3863 (mips_split_move): Accept new INSN argument. Try to forward SRC
3864 into the next instruction.
3865 (mips_split_move_insn): Pass INSN through to mips_split_move.
3867 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
3869 PR rtl-optimization/89676
3870 * lra-constraints.c (curr_insn_transform): Do match reload for
3871 early clobbers even if the match was successful.
3873 2019-03-22 Jakub Jelinek <jakub@redhat.com>
3876 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
3878 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
3880 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
3882 2019-03-22 Jakub Jelinek <jakub@redhat.com>
3884 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
3885 <avx512>_fmsub_<mode>_mask3<round_name>,
3886 <avx512>_fnmadd_<mode>_mask3<round_name>,
3887 <avx512>_fnmsub_<mode>_mask3<round_name>,
3888 avx512f_vmfmadd_<mode>_mask3<round_name>,
3889 avx512f_vmfmsub_<mode>_mask3<round_name>,
3890 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
3891 instead of register_operand and %v instead of v for match_operand 1.
3892 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
3893 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
3894 <round_nimm_predicate> instead of register_operand and %v instead of v
3895 for match_operand 1.
3897 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
3898 <avx512>_fmadd_<mode>_mask3<round_name>,
3899 <avx512>_fmsub_<mode>_mask<round_name>,
3900 <avx512>_fmsub_<mode>_mask3<round_name>,
3901 <avx512>_fnmadd_<mode>_mask<round_name>,
3902 <avx512>_fnmadd_<mode>_mask3<round_name>,
3903 <avx512>_fnmsub_<mode>_mask<round_name>,
3904 <avx512>_fnmsub_<mode>_mask3<round_name>,
3905 <avx512>_fmaddsub_<mode>_mask<round_name>,
3906 <avx512>_fmaddsub_<mode>_mask3<round_name>,
3907 <avx512>_fmsubadd_<mode>_mask<round_name>,
3908 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
3909 <round_nimm_predicate> instead of nonimmediate_operand.
3910 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
3911 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
3912 Use register_operand instead of <round_nimm_predicate> for the
3913 operand that needs to match output.
3914 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
3915 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
3916 Likewise. Formatting fixes.
3919 * config/i386/i386.c (enum ix86_builtins): Remove
3920 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
3921 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
3922 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
3923 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
3924 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
3925 __builtin_ia32_vfmsubss3_mask3): New builtins.
3926 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
3927 avx512f_vmfmadd_<mode>_mask3<round_name>,
3928 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
3929 *avx512f_vmfmsub_<mode>_mask<round_name>,
3930 avx512f_vmfmsub_<mode>_mask3<round_name>,
3931 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
3932 *avx512f_vmfnmadd_<mode>_mask<round_name>,
3933 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
3934 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
3935 *avx512f_vmfnmsub_<mode>_mask<round_name>,
3936 avx512f_vmfnmsub_<mode>_mask3<round_name>,
3937 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
3938 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
3939 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
3940 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
3941 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
3942 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
3943 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
3944 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
3945 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
3946 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
3947 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
3948 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
3949 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
3950 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
3951 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
3952 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
3953 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
3954 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
3955 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
3956 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
3957 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
3958 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
3960 2019-03-21 Martin Sebor <msebor@redhat.com>
3962 PR tree-optimization/89350
3963 * builtins.c (compute_objsize): Also ignore offsets whose upper
3965 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
3966 (builtin_memref::builtin_memref): Initialize new member.
3967 Allow EXPR to be null.
3968 (builtin_memref::extend_offset_range): Replace local with a member.
3969 Avoid assuming pointer offsets are unsigned.
3970 (builtin_memref::set_base_and_offset): Determine base object
3971 before computing offset range.
3972 (builtin_access::builtin_access): Handle memset.
3973 (builtin_access::generic_overlap): Replace local with a member.
3974 (builtin_access::strcat_overlap): Same.
3975 (builtin_access::overlap): Same.
3976 (maybe_diag_overlap): Same.
3977 (maybe_diag_access_bounds): Same.
3978 (wrestrict_dom_walker::check_call): Handle memset.
3979 (check_bounds_or_overlap): Same.
3981 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
3982 Jakub Jelinek <jakub@redhat.com>
3985 * tree.c (fld_type_variant, fld_incomplete_type_of,
3986 fld_process_array_type): Call fld->pset.add and don't call
3987 add_tree_to_fld_list if it returns true.
3988 (free_lang_data_in_type): Similarly with self-recursive call. Purge
3989 non-marked types from TYPE_NEXT_VARIANT list.
3990 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
3992 2019-03-21 Jakub Jelinek <jakub@redhat.com>
3994 * hash-table.h (hash_table): Add Lazy template parameter defaulted
3995 to false, if true, don't alloc_entries during construction, but defer
3996 it to the first method that needs m_entries allocated.
3997 (hash_table::hash_table, hash_table::~hash_table,
3998 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
3999 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
4000 hash_table::clear_slot, hash_table::traverse_noresize,
4001 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
4002 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
4004 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
4005 NO_INSERT instead of find_with_hash.
4006 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
4007 hash_set::m_table): Add Lazy to template params of hash_table.
4008 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
4009 * attribs.c (test_attribute_exclusions): Likewise.
4010 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
4011 hash_set. Add tests for hash_set with Lazy = true.
4013 2019-03-21 Richard Biener <rguenther@suse.de>
4015 PR tree-optimization/89779
4016 * tree.c (tree_nop_conversion): Consolidate and fix defensive
4017 checks with respect to released SSA names now having error_mark_node
4019 * fold-const.c (operand_equal_p): Likewise.
4021 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
4024 * config/s390/s390.c (global_not_special_regno_p): Move to make it
4026 (s390_optimize_register_info): Use global_not_special_regno_p to
4027 check for global regs.
4029 2019-03-20 Jakub Jelinek <jakub@redhat.com>
4032 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
4033 update this_alternative nor this_alternative_set.
4035 2019-03-19 Jim Wilson <jimw@sifive.com>
4038 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
4039 align, size, offset. Use them to handle a BLKmode reference. Update
4041 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
4043 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4045 PR rtl-optimization/89768
4046 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
4048 (unroll_loop_runtime_iterations): Likewise.
4050 2019-03-19 Martin Sebor <msebor@redhat.com>
4052 PR tree-optimization/89644
4053 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
4054 rather than endptr as an indicator of nul-termination.
4056 PR tree-optimization/89644
4057 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
4058 arrays in determining sequence sizes in strncpy and stpncpy.
4060 2019-03-19 Martin Liska <mliska@suse.cz>
4063 * predict.c (combine_predictions_for_bb): Empty likely_edges and
4064 unlikely_edges if there's an edge that belongs to both these sets.
4066 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
4069 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
4070 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
4071 go via a stack temporary.
4073 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4076 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
4077 instead of gen_rtx_SUBREG.
4078 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
4080 2019-03-19 Richard Biener <rguenther@suse.de>
4083 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
4085 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
4089 * tree.c (free_lang_data_in_decl): Do not free context of C++
4092 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4095 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
4096 subs for the first alternative except when operands[3] is 1.
4099 * gimplify.c (gimplify_asm_expr): For output argument with
4100 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
4103 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
4105 PR rtl-optimization/89753
4106 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
4107 explicit unrolling factor even more robust.
4109 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4112 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
4113 compensation use x2 += 1 instead of x2 -= -1 and when honoring
4114 signed zeros, do another copysign after the compensation.
4116 2019-03-18 Martin Sebor <msebor@redhat.com>
4118 PR tree-optimization/89720
4119 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
4120 more conservatively, the same as anti-range.
4122 2019-03-18 Richard Biener <rguenther@suse.de>
4125 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
4126 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
4127 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
4128 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
4130 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
4132 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
4133 Extend queue to 1024 entries.
4134 Add "consumed" field.
4135 (gomp_print_output): Remove print_index parameter.
4136 Add final parameter.
4137 Change limit to unsigned.
4138 Use consumed field to implement circular buffer.
4139 Detect interrupted print in final pass.
4140 Flush output at the end.
4141 (run): Update gomp_print_output usage.
4142 (main): Initialize kernargs->output_data.consumed.
4144 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
4146 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
4147 calculation of the minimum number of scalar iterations for
4148 fully-predicated loops.
4150 2019-03-18 Martin Jambor <mjambor@suse.cz>
4152 PR tree-optimization/89546
4153 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
4154 any propagation to its children took place.
4156 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
4159 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
4160 parameter, and make use of it.
4161 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
4163 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4165 * config/arc/arc.opt (mcode-density-frame): Get the inital value
4166 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
4167 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
4168 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
4169 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
4170 match what the ops is doing.
4171 (push_multi_fp_blink): Likewise.
4172 * config/arc/arc.c (arc_override_options): Enable enter/leave when
4173 compiling for size and elf target.
4174 (arc_save_callee_enter): Adjust note to match what enter/leave
4177 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4179 * config/arc/arc.md (tst_movb): Fix constraint.
4181 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4183 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
4185 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4187 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
4188 * config/arc/arc.c (arc_conditional_register_usage): Remove all
4189 reg_alloc_order references.
4190 (size_alloc_order): Define.
4191 (arc_adjust_reg_alloc_order): New function.
4192 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
4194 (ADJUST_REG_ALLOC_ORDER): Define.
4195 (HONOR_REG_ALLOC_ORDER): Likewise.
4197 2019-03-18 Richard Biener <rguenther@suse.de>
4200 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
4201 loads and stores a bit more.
4203 2019-03-18 Richard Biener <rguenther@suse.de>
4206 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
4207 load pessimization to stores as well.
4209 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
4212 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
4213 successor, use NULL as its av set.
4215 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
4217 PR rtl-optimization/89721
4218 * lra-constraints (invariant_p): Return false if side_effects_p holds.
4220 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
4223 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4224 When handling vec_extract, use modular arithmetic to allow
4225 constant selectors greater than vector length.
4226 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
4227 V1TImode vectors to have constant selector values greater than 0.
4228 Use modular arithmetic to compute vector index.
4229 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
4230 index for in-memory vectors. Correct code generation for
4231 in-register vectors.
4232 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
4235 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
4239 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
4242 2019-03-15 Jakub Jelinek <jakub@redhat.com>
4245 * tree.c (inchash::add_expr): Strip any location wrappers.
4246 * fold-const.c (operand_equal_p): Move stripping of location wrapper
4247 after hash verification.
4250 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
4251 SIGN_EXTEND and ZERO_EXTEND.
4253 2019-03-14 Jason Merrill <jason@redhat.com>
4254 Jakub Jelinek <jakub@redhat.com>
4256 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
4257 than if is_empty (*slot).
4258 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
4259 existing elt and for elt removal.
4260 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
4261 of already removed elt.
4263 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
4266 * config/i386/i386.c (remove_partial_avx_dependency): Handle
4269 2019-03-14 Martin Liska <mliska@suse.cz>
4272 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
4274 2019-03-14 Richard Biener <rguenther@suse.de>
4277 * config/i386/i386.c (make_resolver_func): Properly set
4278 DECL_CONTEXT on the RESULT_DECL.
4279 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
4281 2019-03-14 Richard Biener <rguenther@suse.de>
4283 * gimple-pretty-print.c: Include cfgloop.h.
4284 (dump_gimple_phi): Adjust.
4285 (dump_gimple_bb_header): Dump loop header for GIMPLE.
4286 (pp_cfg_jump): Adjust.
4287 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
4288 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
4289 (lower_phi_internal_fn): Remove.
4290 (verify_gimple_call): Remove IFN_PHI special-casing.
4291 (dump_function_to_file): Dump IL state.
4292 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
4293 done to deal with PHI nodes being present in non-SSA state.
4295 2019-03-14 Jakub Jelinek <jakub@redhat.com>
4298 * multiple_target.c (create_dispatcher_calls): Change
4299 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
4300 In the node->iterate_referring loop, push *ref rather than ref, call
4301 ref->remove_reference () and always pass 0 to iterate_referring.
4303 PR rtl-optimization/89679
4304 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
4305 would contain a paradoxical SUBREG.
4307 2019-03-14 Richard Biener <rguenther@suse.de>
4309 PR tree-optimization/89710
4310 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
4313 2019-03-14 Martin Liska <mliska@suse.cz>
4315 * coverage.c (coverage_begin_function): Stream also
4317 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
4318 documentation about function declaration location.
4319 * gcov-dump.c (tag_function): Print whole range
4320 of function declaration.
4321 * gcov.c (struct function_info): Add end_column field.
4322 (function_info::function_info): Initialize it.
4323 (output_json_intermediate_file): Output {start,end}_column
4325 (read_graph_file): Read end_column.
4327 2019-03-14 Richard Biener <rguenther@suse.de>
4330 * fold-const.c (operand_equal_p): For INDIRECT_REF check
4331 that the access types are similar.
4333 2019-03-14 Jakub Jelinek <jakub@redhat.com>
4335 PR tree-optimization/89703
4336 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
4337 aren't compatible also with builtin_decl_explicit. Check pure
4338 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
4339 and BUILT_IN_STPNCPY{,_CHK}.
4341 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
4344 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
4345 addr32 prefix to VSIB address for X32.
4346 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
4348 (*avx512pf_gatherpf<mode>df_mask): Likewise.
4349 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
4350 (*avx512pf_scatterpf<mode>df_mask): Likewise.
4351 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
4352 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
4353 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
4354 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
4355 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
4356 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
4357 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
4358 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
4359 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
4360 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
4361 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
4362 (*avx512f_scatterdi<mode>): Likewise.
4364 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
4367 * lra-constraints.c (inherit_in_ebb): Update
4368 potential_reload_hard_regs along with live_hard_regs.
4370 2019-03-13 Jakub Jelinek <jakub@redhat.com>
4373 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
4375 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
4377 2019-03-13 Martin Sebor <msebor@redhat.com>
4379 PR tree-optimization/89662
4380 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
4383 2019-03-13 Richard Biener <rguenther@suse.de>
4386 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
4387 throw FP expressions at tree-affine.
4389 2019-03-14 Richard Biener <rguenther@suse.de>
4391 * tree-pretty-print.c (dump_generic_node): For -gimple properly
4392 dump negative integer constants using _Literal (type) -num.
4394 2019-03-13 Jakub Jelinek <jakub@redhat.com>
4396 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
4397 nonlocal_value member.
4400 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
4401 (ipa_simd_modify_function_body): Handle PHIs.
4403 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
4405 * config/s390/s390.c (s390_option_override_internal): Use more
4406 aggressive inlining parameters.
4408 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
4410 * config/s390/3906.md: New file.
4411 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
4412 (LONGRUNNING_THRESHOLD): Remove.
4413 (MAX_SCHED_MIX_SCORE): Decrease.
4414 (MAX_SCHED_MIX_DISTANCE): Decrease.
4415 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
4416 (struct s390_sched_state): New struct to hold scheduling state.
4417 (S390_SCHED_STATE_NORMAL): Remove.
4418 (S390_SCHED_STATE_CRACKED): Remove.
4419 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
4420 (s390_get_sched_attrmask): Use new attribute.
4421 (s390_get_unit_mask): Use new units.
4422 (s390_is_fpd): New function.
4423 (s390_is_fxd): New function.
4424 (s390_is_longrunning): New function.
4425 (s390_sched_score): Use new functions.
4426 (s390_sched_reorder): Likewise.
4427 (s390_sched_variable_issue): Rework and use new functions.
4428 (s390_sched_init): Use new functions.
4429 * config/s390/s390.h (s390_tune_attr): Add z14.
4430 * config/s390/s390.md: Add z14.
4432 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
4434 * config/s390/2964.md: Update pipeline description.
4435 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
4436 (LONGRUNNING_THRESHOLD): Remove.
4437 (LATENCY_FACTOR): Remove.
4438 (s390_get_unit_mask): Add unit.
4439 (s390_sched_score): Use fxd/fpd.
4440 (s390_sched_variable_issue): Use fxd/fpd.
4442 2019-03-12 Martin Liska <mliska@suse.cz>
4444 * config/i386/i386.c: Reword an error message.
4446 2019-03-12 Martin Jambor <mjambor@suse.cz>
4448 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
4449 terminate with newline.
4451 2019-03-12 Jakub Jelinek <jakub@redhat.com>
4454 * config/s390/s390.md (tabort): Use %wd instead of
4455 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
4456 letters and periods.
4457 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
4458 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
4462 * builtins.c (expand_builtin_int_roundingfn,
4463 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
4464 gcc_unreachable if validate_arglist fails.
4466 2019-03-12 Richard Biener <rguenther@suse.de>
4468 PR tree-optimization/89664
4469 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
4470 free the occurance tree after the early out.
4472 2019-03-11 Jakub Jelinek <jakub@redhat.com>
4476 * vr-values.c (vr_values::update_value_range): If
4477 old_vr->varying_p (), don't update it, make new_vr also VARYING
4480 2019-03-11 Martin Liska <mliska@suse.cz>
4482 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4483 Fix double string quoting.
4485 2019-03-11 Martin Liska <mliska@suse.cz>
4487 * collect-utils.c (collect_wait): Wrap apostrophes
4488 in gcc internal format with %'.
4489 * collect2.c (main): Likewise.
4490 (scan_prog_file): Likewise.
4491 (scan_libraries): Likewise.
4492 * config/i386/i386.c (ix86_expand_call): Likewise.
4493 (ix86_handle_interrupt_attribute): Likewise.
4494 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
4495 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
4496 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
4497 * lto-wrapper.c (find_crtoffloadtable): Likewise.
4498 * symtab.c (symtab_node::verify_base): Likewise.
4499 * tree-cfg.c (verify_gimple_label): Likewise.
4500 * tree.c (verify_type_variant): Likewise.
4502 2019-03-11 Martin Liska <mliska@suse.cz>
4504 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
4505 in a string format message and fix GNU coding style.
4506 (expand_builtin_set_thread_pointer): Likewise.
4507 * common/config/aarch64/aarch64-common.c
4508 (aarch64_rewrite_selected_cpu): Likewise.
4509 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
4510 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
4511 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
4512 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
4513 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
4514 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
4515 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
4516 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
4517 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
4518 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
4520 * common/config/riscv/riscv-common.c
4521 (riscv_subset_list::parsing_subset_version): Likewise.
4522 (riscv_subset_list::parse_std_ext): Likewise.
4523 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
4524 (riscv_subset_list::parse): Likewise.
4525 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
4526 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
4527 (aarch64_override_options_internal): Likewise.
4528 (aarch64_validate_mcpu): Likewise.
4529 (aarch64_validate_march): Likewise.
4530 (aarch64_validate_mtune): Likewise.
4531 (aarch64_override_options): Likewise.
4532 * config/alpha/alpha.c (alpha_option_override): Likewise.
4533 * config/arc/arc.c (arc_init): Likewise.
4534 (parse_mrgf_banked_regs_option): Likewise.
4535 (arc_override_options): Likewise.
4536 (arc_expand_builtin_aligned): Likewise.
4537 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
4538 (arm_expand_builtin): Likewise.
4539 * config/arm/arm.c (arm_option_check_internal): Likewise.
4540 (arm_configure_build_target): Likewise.
4541 (arm_option_override): Likewise.
4542 (arm_options_perform_arch_sanity_checks): Likewise.
4543 (arm_handle_cmse_nonsecure_entry): Likewise.
4544 (arm_handle_cmse_nonsecure_call): Likewise.
4545 (arm_tls_referenced_p): Likewise.
4546 (thumb1_expand_prologue): Likewise.
4547 * config/avr/avr.c (avr_option_override): Likewise.
4548 * config/bfin/bfin.c (bfin_option_override): Likewise.
4549 * config/c6x/c6x.c (c6x_option_override): Likewise.
4550 * config/cr16/cr16.c (cr16_override_options): Likewise.
4551 * config/cris/cris.c (cris_option_override): Likewise.
4552 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
4553 * config/darwin-c.c (macosx_version_as_macro): Likewise.
4554 * config/darwin.c (darwin_override_options): Likewise.
4555 * config/frv/frv.c (frv_expand_builtin): Likewise.
4556 * config/h8300/h8300.c (h8300_option_override): Likewise.
4557 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
4558 (ix86_option_override_internal): Likewise.
4559 (warn_once_call_ms2sysv_xlogues): Likewise.
4560 (ix86_expand_prologue): Likewise.
4561 (split_stack_prologue_scratch_regno): Likewise.
4562 (ix86_warn_parameter_passing_abi): Likewise.
4563 * config/ia64/ia64.c (fix_range): Likewise.
4564 * config/m68k/m68k.c (m68k_option_override): Likewise.
4565 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
4566 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
4567 (mips_set_compression_mode): Likewise.
4568 * config/mmix/mmix.c (mmix_option_override): Likewise.
4569 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
4570 * config/msp430/msp430.c (msp430_option_override): Likewise.
4571 * config/nds32/nds32.c (nds32_option_override): Likewise.
4572 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
4573 (nios2_option_override): Likewise.
4574 (nios2_expand_custom_builtin): Likewise.
4575 * config/nvptx/mkoffload.c (main): Likewise.
4576 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
4577 * config/pa/pa.c (fix_range): Likewise.
4578 (pa_option_override): Likewise.
4579 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
4580 (riscv_option_override): Likewise.
4581 * config/rl78/rl78.c (rl78_option_override): Likewise.
4582 * config/rs6000/aix61.h: Likewise.
4583 * config/rs6000/aix71.h: Likewise.
4584 * config/rs6000/aix72.h: Likewise.
4585 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
4586 * config/rs6000/freebsd64.h: Likewise.
4587 * config/rs6000/linux64.h: Likewise.
4588 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
4589 (rs6000_expand_zeroop_builtin): Likewise.
4590 (rs6000_expand_mtfsb_builtin): Likewise.
4591 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
4592 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
4593 (rs6000_invalid_builtin): Likewise.
4594 (rs6000_expand_split_stack_prologue): Likewise.
4595 * config/rs6000/rtems.h: Likewise.
4596 * config/rx/rx.c (valid_psw_flag): Likewise.
4597 (rx_expand_builtin): Likewise.
4598 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
4599 * config/s390/s390.c (s390_expand_builtin): Likewise.
4600 (s390_function_profiler): Likewise.
4601 (s390_option_override_internal): Likewise.
4602 (s390_option_override): Likewise.
4603 * config/sh/sh.c (sh_option_override): Likewise.
4604 (sh_builtin_saveregs): Likewise.
4605 (sh_fix_range): Likewise.
4606 * config/sh/vxworks.h: Likewise.
4607 * config/sparc/sparc.c (sparc_option_override): Likewise.
4608 * config/spu/spu.c (spu_option_override): Likewise.
4609 (fix_range): Likewise.
4610 * config/visium/visium.c (visium_option_override): Likewise.
4611 (visium_handle_interrupt_attr): Likewise.
4612 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
4613 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
4614 (dbg_cnt_process_opt): Likewise.
4615 * dwarf2out.c (output_dwarf_version): Likewise.
4616 * except.c (expand_eh_return): Likewise.
4617 * gcc.c (defined): Likewise.
4618 (driver_handle_option): Likewise.
4619 (process_command): Likewise.
4620 (compare_files): Likewise.
4621 (driver::prepare_infiles): Likewise.
4622 (driver::do_spec_on_infiles): Likewise.
4623 (driver::maybe_run_linker): Likewise.
4624 * omp-offload.c (oacc_parse_default_dims): Likewise.
4625 * opts-global.c (handle_common_deferred_options): Likewise.
4626 * opts.c (parse_sanitizer_options): Likewise.
4627 (common_handle_option): Likewise.
4628 (enable_warning_as_error): Likewise.
4629 * passes.c (enable_disable_pass): Likewise.
4630 * plugin.c (parse_plugin_arg_opt): Likewise.
4631 (default_plugin_dir_name): Likewise.
4632 * targhooks.c (default_expand_builtin_saveregs): Likewise.
4633 (default_pch_valid_p): Likewise.
4634 * toplev.c (init_asm_output): Likewise.
4635 (process_options): Likewise.
4636 (toplev::run_self_tests): Likewise.
4637 * tree-cfg.c (verify_gimple_call): Likewise.
4638 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
4639 (tree_inlinable_function_p): Likewise.
4640 * var-tracking.c (vt_find_locations): Likewise.
4642 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
4644 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
4645 only on the else branch.
4647 2019-03-11 Martin Liska <mliska@suse.cz>
4649 * gcov.c (output_intermediate_json_line): Print function
4651 (output_json_intermediate_file): Add new argument.
4652 * doc/gcov.texi: Document the change.
4654 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
4656 PR rtl-optimization/89588
4657 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
4658 explicit unrolling factor more robust.
4660 2019-03-11 Richard Biener <rguenther@suse.de>
4662 PR tree-optimization/89649
4663 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
4664 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
4665 on the prolog and epilog loops.
4666 (vect_loop_versioning): Return copy of loop.
4667 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
4668 on the non-vectorized version of the loop.
4670 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
4673 * config/i386/sse.md (*vec_extractv2di_0_sse):
4674 Add (=r,x) alternative and corresponding splitter.
4676 2019-03-10 Martin Jambor <mjambor@suse.cz>
4678 PR tree-optimization/85762
4679 PR tree-optimization/87008
4680 PR tree-optimization/85459
4681 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
4682 it points to if there is a type changing MEM_REF. Adjust all callers.
4683 (build_accesses_from_assign): Disable total scalarization if
4684 contains_vce_or_bfcref_p returns true through the new parameter, for
4687 2019-03-09 Jakub Jelinek <jakub@redhat.com>
4690 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
4691 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
4694 * common.opt (fdiagnostics-show-labels,
4695 fdiagnostics-show-line-numbers, fdiagnostics-format=,
4696 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
4697 gas-locview-support, ginline-points, ginternal-reset-location-views):
4698 Terminate description text with a dot.
4699 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
4700 * config/mcore/mcore.opt (m210, m340): Likewise.
4701 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
4702 mnops=): Start description text with a capital letter.
4703 * config/arc/arc.opt (msize-level=): Likewise.
4704 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
4705 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
4707 * config/ft32/ft32.opt (msim): Likewise.
4708 (mft32b, mcompress): Likewise. Terminate description text with a dot.
4709 (mnodiv, mnopm): Terminate description text with a dot.
4710 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
4712 * config/i386/i386.opt (prefer_vector_width, instrument_return):
4714 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
4717 PR rtl-optimization/89634
4718 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
4719 are modified in BB_END (e->src) instruction.
4721 2019-03-08 David Malcolm <dmalcolm@redhat.com>
4724 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
4725 messages more amenable to translation, and improve wording.
4727 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
4729 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
4730 ud- and du-chains between phases.
4732 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
4735 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
4736 instead of POLY_INT_CST.
4738 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
4740 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
4743 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
4748 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
4749 (_mm_storeu_si64): Ditto.
4751 2019-03-08 Martin Liska <mliska@suse.cz>
4754 * config/i386/i386.c (ix86_option_override_internal): Disable
4755 jump tables when retpolines are used.
4757 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
4760 * ipa-split.c (execute_split_functions): Do not split
4761 'noinline' or 'section' function.
4763 2019-03-08 Jakub Jelinek <jakub@redhat.com>
4766 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
4767 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
4768 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
4771 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
4772 from diagnostics. Formatting fixes.
4775 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
4776 warn_odr diagnostics.
4779 * lra-constraints.c (process_alt_operands): Avoid one space before
4780 " at the end of line and another after " on another line in a string
4782 * attribs.c (handle_dll_attribute): Likewise.
4783 * config/avr/avr-devices.c (avr_texinfo): Likewise.
4785 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
4786 warning_at or inform messages in G_() if there is no ?:.
4788 PR tree-optimization/89550
4789 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
4790 returned true. Formatting fixes.
4791 (expand_builtin_strnlen): Formatting fixes.
4792 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
4793 if warning_at returned true.
4794 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
4796 2019-03-08 Richard Biener <rguenther@suse.de>
4799 * cfgloop.h (struct loop): Add owned_clique field.
4800 * cfgloopmanip.c (copy_loop_info): Copy it.
4801 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
4803 * tree-inline.c (copy_loops): Remap owned_clique.
4804 * lto-streamer-in.c (input_cfg): Stream owned_clique.
4805 * lto-streamer-out.c (output_cfg): Likewise.
4807 2019-03-08 Jakub Jelinek <jakub@redhat.com>
4810 * config/darwin.c: Include intl.h.
4811 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
4812 composing the message out of two separate parts.
4814 2019-03-07 Jakub Jelinek <jakub@redhat.com>
4817 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
4818 doesn't start with a capital letter and doesn't end with a dot.
4819 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
4820 with a capital letter.
4821 (ix86_mangle_function_version_assembler_name): Likewise.
4822 (ix86_generate_version_dispatcher_body): Likewise.
4823 (fold_builtin_cpu): Likewise.
4824 (get_builtin_code_for_version): Likewise. Remove extraneous space.
4825 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
4826 translators, wrap full type name in %qs.
4828 PR translation/79999
4829 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
4830 depend clause with source (or sink) modifier.
4831 * omp-expand.c (expand_omp_ordered_sink): Likewise.
4834 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
4835 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
4836 (avx512f_load<mode>_mask): New define_expand.
4837 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
4838 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
4839 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
4840 __builtin_ia32_movess_mask): New builtins.
4841 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
4842 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
4843 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
4844 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
4846 2019-03-07 Martin Jambor <mjambor@suse.cz>
4849 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
4850 for extern inline functions.
4852 2019-03-07 Martin Jambor <mjambor@suse.cz>
4855 * cgraph.h (cgraph_node): New inline method former_thunk_p.
4856 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
4857 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
4858 have multiple callees. At the end check if declarations match as
4859 opposed to cgraph_nodes.
4861 2019-03-07 Martin Liska <mliska@suse.cz>
4863 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
4864 which is equivalent to searching for this in clones chain.
4865 * symtab.c (symtab_node::verify_base): Similarly compare ASM
4866 names with a neighbour and special case first node in a chain.
4868 2019-01-25 Jason Merrill <jason@redhat.com>
4870 PR c++/80916 - spurious "static but not defined" warning.
4871 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
4872 for an internal symbol with DECL_EXTERNAL.
4874 2019-04-07 Richard Biener <rguenther@suse.de>
4877 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
4878 * tree-inline.c (copy_loops): Simplify.
4880 2019-03-07 Martin Liska <mliska@suse.cz>
4882 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
4884 2019-03-07 Richard Biener <rguenther@suse.de>
4886 PR tree-optimization/89595
4887 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
4888 stmt iterator as reference, take boolean output parameter to
4889 indicate whether the stmt was removed and thus the iterator
4891 (dom_opt_dom_walker::before_dom_children): Re-iterate over
4892 stmts created by folding.
4894 2019-03-07 Jakub Jelinek <jakub@redhat.com>
4897 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
4900 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
4902 PR rtl-optimization/88845
4903 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
4905 * lra.c (remove_scratches_1): New function.
4906 (remove_scratches): Use it.
4907 (lra_emit_move): Likewise.
4909 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
4911 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
4912 unaligned_access variable.
4913 * config/arc/arc.c (arc_override_options): Set unaligned access
4914 default on for HS CPUs.
4915 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
4917 2019-03-06 Martin Liska <mliska@suse.cz>
4919 PR gcov-profile/89577
4920 * doc/gcov.texi: Prefer to use --coverage.
4921 * doc/sourcebuild.texi: Likewise.
4923 2019-03-02 Jason Merrill <jason@redhat.com>
4925 PR c++/86485 - -Wmaybe-unused with empty class ?:
4926 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
4928 2019-03-05 Jakub Jelinek <jakub@redhat.com>
4931 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
4935 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
4936 exactly one argument.
4938 2019-03-05 Jakub Jelinek <jakub@redhat.com>
4939 Richard Sandiford <richard.sandiford@arm.com>
4941 PR tree-optimization/89570
4942 * match.pd (vec_cond into cond_op simplification): Don't use
4943 get_conditional_internal_fn, use as_internal_fn (cond_op).
4945 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
4948 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
4949 to decide when to split off a non-zero offset from a symbol.
4950 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
4951 in function symbols.
4953 2019-03-05 Richard Biener <rguenther@suse.de>
4955 PR tree-optimization/89594
4956 * tree-if-conv.c (pass_if_conversion::execute): Handle
4957 case where .LOOP_VECTORIZED_FUNCTION was removed.
4959 2019-03-05 Jakub Jelinek <jakub@redhat.com>
4962 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
4963 instead alloca it only when needed with the needed size.
4965 PR tree-optimization/89570
4966 * match.pd (vec_cond into cond_op simplification): Guard with
4967 vectorized_internal_fn_supported_p test and #if GIMPLE.
4969 PR tree-optimization/89566
4970 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
4971 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
4972 Punt if get_user_idx_format succeeds, but idx_format argument is
4973 not provided or doesn't have pointer type, or if idx_args is above
4974 number of provided arguments.
4976 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
4978 PR tree-optimization/89437
4979 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
4981 2019-03-04 Richard Biener <rguenther@suse.de>
4984 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
4987 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
4989 PR tree-optimization/89487
4990 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
4991 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
4992 (distribute_loop): Don't do runtime alias check if there is non-
4993 addressable data reference.
4994 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
4995 is a register variable.
4997 2019-03-02 Jakub Jelinek <jakub@redhat.com>
5000 * config/arm/arm.md (cmpsi2_addneg): Use
5001 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
5002 If operands[2] is 0 or INT_MIN, force use of subs.
5003 (*compare_scc splitter): Use gen_int_mode.
5004 (*negscc): Likewise.
5005 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
5007 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
5008 Monk Chiang <sh.chiang04@gmail.com>
5010 * common/config/riscv/riscv-common.c: Include sstream.
5011 (riscv_subset_list::to_string): New.
5012 (riscv_arch_str): Likewise.
5013 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
5015 * config/riscv/riscv-protos.h (riscv_arch_str): New.
5016 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
5017 (riscv_emit_attribute): New.
5018 (riscv_file_start): Emit attribute if needed.
5019 (riscv_option_override): Init riscv_emit_attribute_p.
5020 * config/riscv/riscv.opt (mriscv-attribute): New option.
5021 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
5023 * doc/install.texi: Document --with-riscv-attribute.
5024 * doc/invoke.texi: Document -mriscv-attribute.
5026 * common/config/riscv/riscv-common.c:
5027 Include config/riscv/riscv-protos.h.
5028 (INCLUDE_STRING): Defined.
5029 (RISCV_DONT_CARE_VERSION): Defined.
5030 (riscv_subset_t): Declare.
5031 (riscv_subset_t::riscv_subset_t): New.
5032 (riscv_subset_list): Declare.
5033 (riscv_subset_list::riscv_subset_list): New.
5034 (riscv_subset_list::~riscv_subset_list): Likewise.
5035 (riscv_subset_list::parsing_subset_version): Likewise.
5036 (riscv_subset_list::parse_std_ext): Likewise.
5037 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
5038 (riscv_subset_list::add): Likewise.
5039 (riscv_subset_list::lookup): Likewise.
5040 (riscv_subset_list::xlen): Likewise.
5041 (riscv_subset_list::parse): Likewise.
5042 (riscv_supported_std_ext): Likewise.
5043 (current_subset_list): Likewise.
5044 (riscv_parse_arch_string): Using riscv_subset_list::parse to
5047 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
5049 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
5050 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
5051 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
5053 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
5055 PR rtl-optimization/85899
5056 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
5057 fallthru edges leading to the exit block.
5059 2019-03-01 Tamar Christina <tamar.christina@arm.com>
5062 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
5063 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
5065 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
5067 PR tree-optimization/89535
5068 * tree-vect-stmts.c (vectorizable_call): Record the vector types
5069 for each operand. Calculate the fallback choice for mask operands
5070 and pass it to vect_get_vec_def_for_operand.
5072 2019-03-01 Richard Biener <rguenther@suse.de>
5075 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
5076 get virtual operands.
5077 (get_expr_operands): Handle CONST_DECL like other decls.
5079 2019-03-01 Jakub Jelinek <jakub@redhat.com>
5082 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
5083 on DECL_P and EXPR_P.
5085 2019-03-01 Richard Biener <rguenther@suse.de>
5088 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
5089 argument, defaulted to zero.
5090 * passes.c (execute_function_todo): Pass down SSA update flags
5091 to cleanup_tree_cfg.
5092 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
5093 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
5095 (cleanup_tree_cfg): Get and pass down SSA update flags.
5097 2019-03-01 Jakub Jelinek <jakub@redhat.com>
5100 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
5101 early_lto_debug argument.
5103 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
5105 PR tree-optimization/89536
5106 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
5107 only whether bit #0 of the value is 0 instead of the entire value.
5109 2019-02-28 Marek Polacek <polacek@redhat.com>
5111 PR c++/87068 - missing diagnostic with fallthrough statement.
5112 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
5113 at the end of a seq, save its location to walk_stmt_info.
5114 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
5117 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
5120 * tree.c (find_atomic_core_type): Move ahead in file.
5121 (check_base_type): Correctly compare alignments of atomic types.
5123 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
5126 * config/i386/i386.c (get_builtin_code_for_version): Identify
5127 Westmere from PCLMUL, instead of AES.
5129 2019-02-28 Jakub Jelinek <jakub@redhat.com>
5132 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
5133 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
5136 2019-02-28 Tamar Christina <tamar.christina@arm.com>
5139 * config/aarch64/aarch64-option-extensions.def: Document it.
5140 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
5143 2019-02-28 Jakub Jelinek <jakub@redhat.com>
5146 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
5147 builtins if they don't have a single scalar floating point argument.
5150 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
5152 PR rtl-optimization/89490
5153 * varasm.c (get_block_for_section): Bail out for mergeable sections.
5154 (default_use_anchors_for_symbol_p, output_object_block): Assert the
5155 block section is not mergeable.
5157 2019-02-27 Jakub Jelinek <jakub@redhat.com>
5160 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
5161 old define_insn to ...
5162 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
5163 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
5164 Rename old define_insn to ...
5165 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
5166 (thumb2_casesi_internal_pic): New define_expand. Rename old
5168 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
5169 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
5170 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
5172 2019-02-27 Richard Biener <rguenther@suse.de>
5175 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
5177 2019-02-27 Richard Biener <rguenther@suse.de>
5179 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
5182 2019-02-27 Richard Biener <rguenther@suse.de>
5185 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
5186 parameter, prefix section name with .gnu.debuglto_ if true.
5187 (dwarf2out_finish): Pass false to output_comdat_type_unit.
5188 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
5190 2019-02-27 Richard Biener <rguenther@suse.de>
5193 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
5194 rather than on use_debug_types, doing what output_die does.
5195 (value_format): Likewise.
5197 2019-02-27 Martin Jambor <mjambor@suse.cz>
5198 Martin Sebor <msebor@redhat.com>
5200 * doc/invoke.texi (Warning Options): Reword description of
5201 -Wno-absolute-value.
5203 2019-02-27 Jakub Jelinek <jakub@redhat.com>
5205 PR tree-optimization/89280
5206 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
5207 builtin_setjmp_setup_bb): New functions.
5208 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
5209 When visiting __builtin_setjmp_setup block, queue in special
5210 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
5211 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
5212 from visited after the loop if they don't have any visited successor
5215 2018-02-26 Steve Ellcey <sellcey@marvell.com>
5217 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
5219 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
5221 2019-02-26 Jakub Jelinek <jakub@redhat.com>
5224 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
5225 with types other than sizetype/ssizetype.
5227 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
5229 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
5230 (enum sparc_processor_type): ...this.
5231 (enum sparc_code_model_type): New enumeration type.
5232 (enum sparc_memory_model_type): Tweak comments.
5233 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
5235 (mcmodel): Use sparc_code_model enumeration and variable.
5236 (sparc_code_model): New enumeration.
5237 (mdebug): Add Undocumented marker.
5238 * config/sparc/sparc.h (enum cmodel): Delete.
5239 (sparc_cmodel): Likewise.
5240 (TARGET_CM_MEDLOW): Adjust to above renaming.
5241 (TARGET_CM_MEDMID): Likewise.
5242 (TARGET_CM_MEDANY): Likewise.
5243 (TARGET_CM_EMBMEDANY): Likewise.
5244 * config/sparc/sparc.c (sparc_cmodel): Delete.
5245 (sparc_option_override): Remove string/value mapping support for the
5246 code model. Move code and memory model support to after the handling
5247 of target flags. Do private machine setup last.
5248 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
5249 (sparc_legitimize_reload_address): Likewise.
5250 (sparc_output_mi_thunk): Likewise.
5251 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
5253 2019-02-26 Jakub Jelinek <jakub@redhat.com>
5255 PR tree-optimization/89500
5256 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
5257 (handle_builtin_strlen): Remove noncst_bound variable. Always
5258 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
5259 cst if the first cst bytes starting at x are known to be non-zero,
5260 even if the string is not zero terminated. Don't try to modify
5261 *si for strnlen. Update strlen_to_stridx only for strlen or if
5262 we can prove strnlen returns the same value as strlen would.
5264 2019-02-26 Martin Liska <mliska@suse.cz>
5266 * alloc-pool.h (struct pool_usage): Remove extra
5268 * bitmap.h (struct bitmap_usage): Likewise.
5269 * ggc-common.c (struct ggc_usage): Likewise.
5270 * mem-stats.h (struct mem_usage): Likewise.
5271 (mem_alloc_description::dump): Print dash lines
5272 here and repeat header at the end of a table report.
5273 It's then more readable.
5274 * tree-phinodes.c (phinodes_print_statistics): Make
5275 horizontal alignment.
5276 * tree-ssanames.c (ssanames_print_statistics): Likewise.
5277 * vec.c (struct vec_usage): Remove extra print_dash_line.
5278 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
5280 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
5282 * doc/extend.texi (__builtin_object_size):
5283 Use @pxref instead of @xref inside parenthesis.
5284 (__builtin_has_attribute): Add missing comma after @xref.
5285 (__builtin_object_size): Ditto.
5286 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
5287 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
5290 2019-02-26 Jeff Law <law@redhat.com>
5292 PR rtl-optimization/87761
5293 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
5294 detect obviously dead insns and delete them.
5296 2019-02-26 Richard Biener <rguenther@suse.de>
5298 PR tree-optimization/89505
5299 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
5300 to handle restrict pointed-to vars with multiple subvars
5303 2019-02-26 Richard Biener <rguenther@suse.de>
5305 PR tree-optimization/89489
5306 * tree-parloops.c (create_loop_fn): Copy over last_clique.
5308 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
5310 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
5311 and move around comment.
5312 <BIT_AND_EXPR>: Likewise.
5313 <BIT_NOT_EXPR>: Add specific handling for boolean types.
5315 2019-02-26 Jakub Jelinek <jakub@redhat.com>
5318 * config/i386/i386.c (remove_partial_avx_dependency): Call
5319 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
5320 after changing possibly many instructions to use that pseudo. Fix up
5321 insertion of v4sf_const0 setter at the start of bb.
5323 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
5326 * doc/extend.texi (Variadic Pointer Args): New section.
5328 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
5329 Martin Sebor <msebor@gmail.com>
5331 * common.opt (Wattribute-alias): Likewise.
5332 * doc/invoke.texi (Option Summary): List general form of
5333 -Wattribute-alias=. List positive form of -Wmissing-attributes.
5334 (-Wmissing-attributes): Invert entry, rewrite and correct default.
5335 Add cross-references.
5336 (-Wattribute-alias): Rewrite and correct default. Mention
5337 considered attributes (same as for -Wmissing-attributes).
5339 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
5341 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
5342 (_mm_cvtpd_ps): Likewise.
5343 (_mm_cvttpd_epi32): Likewise.
5346 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
5347 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
5350 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
5352 2019-02-25 Tamar Christina <tamar.christina@arm.com>
5355 * common/config/aarch64/aarch64-common.c
5356 (struct aarch64_option_extension): Add is_synthetic.
5357 (all_extensions): Use it.
5358 (TARGET_OPTION_INIT_STRUCT): Define hook.
5359 (struct gcc_targetm_common): Moved to end.
5360 (all_extensions_by_on): New.
5361 (opt_ext_cmp, typedef opt_ext): New.
5362 (aarch64_option_init_struct): New.
5363 (aarch64_contains_opt): New.
5364 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
5365 * config/aarch64/aarch64-option-extensions.def
5366 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
5367 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
5368 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
5369 Set is_synthetic to false.
5370 (crypto): Set is_synthetic to true.
5371 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
5374 2019-02-25 Tamar Christina <tamar.christina@arm.com>
5376 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
5377 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
5378 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
5379 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
5380 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
5381 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
5382 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
5383 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
5385 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
5386 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
5387 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
5388 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
5389 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
5390 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
5391 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
5392 vfmlsl_laneq_high_f16): ... To this.
5393 * config/arm/neon.md: Update comments.
5395 2019-02-25 Tamar Christina <tamar.christina@arm.com>
5397 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
5398 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
5399 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
5400 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
5401 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
5402 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
5403 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
5404 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
5406 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
5407 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
5408 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
5409 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
5410 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
5411 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
5412 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
5413 vfmlslq_laneq_high_f16): ... To this.
5415 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
5417 PR rtl-optimization/86096
5418 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
5419 comparing mw_order values.
5421 2019-02-25 Jakub Jelinek <jakub@redhat.com>
5424 * config/arm/arm.md (*subsi3_carryin_const): Use
5425 arm_neg_immediate_operand predicate instead of
5426 arm_not_immediate_operand, "L" constraint instead of "K" and
5427 print it using %n2 instead of %B2.
5428 (*subsi3_carryin_const0): New define_insn.
5429 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
5430 instead of arm_not_operand and "I" constraint instead of "K" and
5431 print it using %n3 instead of %B2. Instead of using match_dup 2 add
5432 another match_operand and in the condition check that it is negation
5434 (*subsi3_carryin_compare_const0): New define_ins.
5435 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
5436 *subsi3_carryin_const.
5437 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
5438 split into *subsi3_carryin_compare_const0 if the highpart is zero.
5441 * config/arm.vfp.md (*negdf2_vfp): Use
5442 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
5443 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
5445 2019-02-24 Jakub Jelinek <jakub@redhat.com>
5447 PR rtl-optimization/89445
5448 * simplify-rtx.c (simplify_ternary_operation): Don't use
5449 simplify_merge_mask on operands that may trap.
5450 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
5451 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
5452 second operand is CONST_VECTOR, check if any element could be zero.
5453 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
5454 their operands can trap.
5456 2019-02-23 Martin Sebor <msebor@redhat.com>
5458 * gimple-ssa-sprintf.c (target_strtol): Rename...
5459 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
5460 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
5461 check for range error.
5463 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
5466 * opts-common.c (prune_options): Also prune joined switches
5467 with Negative and RejectNegative.
5468 * config/i386/i386.opt (march=): Add Negative(march=).
5469 (mtune=): Add Negative(mtune=).
5470 * doc/options.texi: Document Negative used together with Joined
5473 2019-02-22 Martin Sebor <msebor@redhat.com>
5475 * doc/extend.texi (Other Builtins): Add
5476 __builtin_is_constant_evaluated.
5478 2019-02-22 Richard Biener <rguenther@suse.de>
5480 PR tree-optimization/87609
5481 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
5483 2019-02-22 Jeff Law <law@redhat.com>
5485 PR rtl-optimization/87761
5486 * config/mips/mips.md: Add new combiner pattern to recognize
5487 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
5489 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
5492 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
5493 destination register in peepholes generating patterns for ADDS/SUBS.
5494 (add<mode>3_compare0,
5495 *addsi3_compare0_uxtw, add<mode>3_compareC,
5496 add<mode>3_compareV_imm, add<mode>3_compareV,
5497 *adds_<optab><ALLX:mode>_<GPI:mode>,
5498 *subs_<optab><ALLX:mode>_<GPI:mode>,
5499 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
5500 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
5501 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
5502 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
5503 sub<mode>3_compare1): Allow stack pointer for source register.
5504 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
5506 2019-02-22 Martin Sebor <msebor@redhat.com>
5508 PR tree-optimization/88993
5509 PR tree-optimization/88853
5510 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
5512 (sprintf_dom_walker::call_info::is_string_func): New helper.
5513 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
5514 for formatted string functions.
5515 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
5517 2019-02-22 Martin Sebor <msebor@redhat.com>
5520 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
5521 unreachable subexpressions.
5523 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
5524 Hongtao Liu <hongtao.liu@intel.com>
5525 Sunil K Pandey <sunil.k.pandey@intel.com>
5528 * config/i386/i386-passes.def: Add
5529 pass_remove_partial_avx_dependency.
5530 * config/i386/i386-protos.h
5531 (make_pass_remove_partial_avx_dependency): New.
5532 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
5534 (pass_data_remove_partial_avx_dependency): New.
5535 (pass_remove_partial_avx_dependency): Likewise.
5536 (make_pass_remove_partial_avx_dependency): Likewise.
5537 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
5538 (*extendsfdf2): Add avx_partial_xmm_update.
5539 (truncdfsf2): Likewise.
5540 (*float<SWI48:mode><MODEF:mode>2): Likewise.
5541 (SF/DF conversion splitters): Disabled for TARGET_AVX.
5543 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
5546 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
5549 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
5552 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
5553 (PTA_SKYLAKE): Add PTA_AES.
5554 (PTA_GOLDMONT): Likewise.
5556 2019-02-22 Sudakshina Das <sudi.das@arm.com>
5558 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
5559 instruction if enabled.
5560 (aarch64_override_options): Remove reference to return address key.
5562 2019-02-22 Richard Biener <rguenther@suse.de>
5564 PR tree-optimization/89440
5565 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
5566 not necessary assert.
5568 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
5571 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
5572 (oacc_replace_fn_attrib_attr): ... this new function.
5573 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
5574 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
5576 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5578 * config/arm/arm-cpus.in (ares): Rename to...
5579 (neoverse-n1): ... This. Add ares as alias.
5580 * config/arm/arm-tables.opt: Regenerate.
5581 * config/arm/arm-tune.md: Likewise.
5582 * doc/invoke.txt (ARM Options): Document neoverse-n1.
5584 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5586 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
5587 * config/aarch64/aarch64-tune.md: Regenerate.
5588 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
5590 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5592 * config/aarch64/aarch64.c (ares_tunings): Rename to...
5593 (neoversen1_tunings): ... This.
5594 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
5595 (neoverse-n1): New CPU.
5596 * config/aarch64/aarch64-tune.md: Regenerate.
5597 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
5599 2019-02-22 Richard Biener <rguenther@suse.de>
5602 * cfghooks.h (dependence_hash): New typedef.
5603 (struct copy_bb_data): New type.
5604 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
5605 (duplicate_block): Likewise.
5606 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
5607 (copy_bbs): Create and pass down copy_bb_data.
5608 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
5609 (rtl_duplicate_bb): Likewise.
5610 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
5611 remap dependence info.
5613 2019-02-22 Richard Biener <rguenther@suse.de>
5615 PR tree-optimization/87609
5616 * tree-core.h (tree_base): Document special clique values.
5617 * tree-inline.c (remap_dependence_clique): Do not use the
5618 special clique value of one.
5619 (maybe_set_dependence_info): Use clique one.
5620 (clear_dependence_clique): New callback.
5621 (compute_dependence_clique): Clear clique one from all refs
5622 before assigning it (again).
5624 2019-02-21 Martin Sebor <msebor@redhat.com>
5626 * doc/extend.texi (__clear_cache): Correct signature.
5628 2019-02-21 Ian Lance Taylor <iant@golang.org>
5631 * varasm.c (decode_addr_const): Call lookup_constant_def rather
5632 than output_constant_def.
5633 (add_constant_to_table): New static function.
5634 (output_constant_def): Call add_constant_to_table.
5635 (tree_output_constant_def): Likewise.
5637 2019-02-21 Jakub Jelinek <jakub@redhat.com>
5640 * builtins.c (fold_builtin_arith_overflow): If first two args are
5641 INTEGER_CSTs, set intres and ovfres to constants rather than calls
5644 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
5647 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
5648 error for -mindirect-branch/-mfunction-return with incompatible
5651 2019-02-21 Jakub Jelinek <jakub@redhat.com>
5654 * constraints.md (q): Remove.
5655 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
5658 2019-02-21 Martin Jambor <mjambor@suse.cz>
5661 * omp-general.c (omp_extract_for_data): Removed a duplicate call
5662 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
5663 (omp_adjust_for_condition): ...here. Added necessary parameters.
5664 * omp-general.h (omp_adjust_for_condition): Updated declaration.
5665 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
5666 proper values to new parameters of omp_adjust_for_condition.
5668 2019-02-20 Jakub Jelinek <jakub@redhat.com>
5671 * expr.c (expand_assignment): If result is a MEM, use change_address
5672 instead of simplify_gen_subreg.
5674 2019-02-20 Jakub Jelinek <jakub@redhat.com>
5675 David Malcolm <dmalcolm@redhat.com>
5678 * fold-const.c (decode_field_reference): Return NULL_TREE if
5679 lang_hooks.types.type_for_size returns NULL. Check it before
5680 overwriting *exp_. Use return NULL_TREE instead of return 0.
5682 2019-02-20 Jakub Jelinek <jakub@redhat.com>
5686 * toplev.c (do_compile): Double the emin/emax exponents to workaround
5689 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
5692 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
5693 TARGET_SSE in addition to TARGET_SSE_MATH.
5695 (ix86_excess_precision): Ditto.
5696 (ix86_float_exceptions_rounding_supported_p): Ditto.
5697 (use_rsqrt_p): Ditto.
5698 * config/i386/sse.md (rsqrt<mode>2): Ditto.
5700 2019-02-20 David Malcolm <dmalcolm@redhat.com>
5703 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
5704 linenum_arith_t when determining if two adjacent line spans are
5705 close enough to merge.
5706 (diagnostic_show_locus): Use linenum_arith_t when iterating over
5707 lines within each line_span.
5709 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
5712 * lra-constraints.c(uses_hard_regs_p): Fix handling of
5713 paradoxical SUBREGS.
5715 2019-02-20 Li Jia He <helijia@linux.ibm.com>
5718 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
5719 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
5720 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
5723 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
5725 * config/gcn/gcn.c (print_operand): Fix typo.
5727 2019-02-19 Richard Biener <rguenther@suse.de>
5730 * toplev.c (do_compile): Initialize mpfr's exponent range
5731 based on available float modes.
5733 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
5735 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
5736 as long as the epilogue isn't completed.
5738 2019-02-18 Martin Sebor <msebor@redhat.com>
5740 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
5741 __has_cpp_attribute, and __has_include.
5743 2019-02-18 Martin Sebor <msebor@redhat.com>
5745 * doc/invoke.texi (-Wreturn-type): Correct and expand.
5747 2019-02-18 Martin Sebor <msebor@redhat.com>
5750 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
5752 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
5754 2019-02-18 Richard Biener <rguenther@suse.de>
5756 PR tree-optimization/89296
5757 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
5758 of no-warning flag to cases that might emit the bogus warning.
5760 2019-02-18 Jakub Jelinek <jakub@redhat.com>
5763 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
5765 * config/arm/vfp.md (*movdi_vfp): Likewise.
5766 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
5767 "q" constraint for operands[0].
5770 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
5771 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
5772 pattern in a temporary buffer.
5773 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
5774 than 64-operands[2].
5777 * config/s390/s390.c (s390_indirect_branch_attrvalue,
5778 s390_indirect_branch_settings): Define unconditionally.
5779 (s390_set_current_function): Likewise, but guard the whole body except
5780 the s390_indirect_branch_settings call with
5781 #if S390_USE_TARGET_ATTRIBUTE.
5782 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
5784 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
5785 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
5786 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
5787 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
5788 HOST_WIDE_INT_1U instead of 1ULL.
5789 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
5790 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
5791 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
5792 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
5794 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
5797 2019-02-18 Martin Jambor <mjambor@suse.cz>
5799 PR tree-optimization/89209
5800 * tree-sra.c (create_access_replacement): New optional parameter
5801 reg_tree. Use it as a type if non-NULL and access type is not of
5803 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
5804 to create_access_replacement.
5805 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
5806 Check lacc is non-NULL before attempting to re-create it on the RHS.
5808 2019-02-18 Martin Liska <mliska@suse.cz>
5811 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
5813 (symbol_table::free_edge): Recycle m_summary_id.
5814 * cgraph.h (get_summary_id): New.
5815 (symbol_table::release_symbol): Set m_summary_id to -1
5817 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
5818 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
5819 function_summary to fast_function_summary.
5820 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
5821 * ipa-pure-const.c (class funct_state_summary_t):
5822 Switch from function_summary to fast_function_summary.
5823 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
5824 (class ipa_ref_opt_summary_t): Switch from function_summary
5825 to fast_function_summary.
5826 * symbol-summary.h (class function_summary_base): New class
5827 that is created from base of former function_summary.
5828 (function_summary_base::unregister_hooks): New.
5829 (class function_summary): Inherit from function_summary_base.
5830 (class call_summary_base): New class
5831 that is created from base of former call_summary.
5832 (class call_summary): Inherit from call_summary_base.
5833 (struct is_same): New.
5834 (class fast_function_summary): New summary class.
5835 (class fast_call_summary): New summary class.
5836 * vec.h (vec_safe_grow_cleared): New function.
5838 2019-02-18 Martin Liska <mliska@suse.cz>
5840 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
5841 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
5842 * doc/tm.texi: Document new target hook.
5843 * doc/tm.texi.in: Likewise.
5844 * target.def: Add new target macro.
5845 * gcc.c (find_fortran_preinclude_file): Do not search multilib
5848 2019-02-17 Alan Modra <amodra@gmail.com>
5851 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
5852 output reg on add insn.
5853 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
5855 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
5858 * config/i386/sse.md (ssedoublemode): Remove V4HI.
5859 (PMULHRSW): Likewise.
5860 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
5862 (ssse3_pmulhrswv4hi3): New expander.
5864 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
5866 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
5867 MMX. Add isa attribute.
5869 2019-02-16 Jakub Jelinek <jakub@redhat.com>
5871 PR rtl-optimization/66152
5872 * builtins.h (c_readstr): Declare.
5873 * builtins.c (c_readstr): Remove forward declaration. Add
5874 null_terminated_p argument, if false, read all bytes from the
5875 string instead of stopping after '\0'.
5876 * expr.c (string_cst_read_str): New function.
5877 (store_expr): Use string_cst_read_str instead of
5878 builtin_strncpy_read_str. Try to store by pieces the whole
5879 exp_len first, and only if that fails, split it up into
5880 store by pieces followed by clear_storage. Formatting fix.
5882 * config/i386/i386.md (*movqi_internal): Remove static from
5883 buf variable. Use output_asm_insn (buf, operands); return "";
5884 instead of return buf;.
5885 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
5886 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
5887 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
5889 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
5891 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
5892 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
5893 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
5894 (CC1_SPEC): Likewise.
5895 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
5897 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
5899 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
5900 the base address on 64-bit strict-alignment platforms.
5902 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
5904 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
5906 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
5908 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
5910 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
5912 PR rtl-optimization/88308
5913 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
5914 on copied instruction.
5916 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
5918 * final.c (insn_current_reference_address): Replace test on JUMP_P
5919 with test on jump_to_label_p.
5920 * config/visium/visium-passes.def: New file.
5921 * config/visium/t-visium (PASSES_EXTRA): Define.
5922 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
5923 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
5924 (TRAMPOLINE_ALIGNMENT): Define.
5925 * config/visium/visium.c (visium_option_override): Do not register
5926 the machine-specific reorg pass here.
5927 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
5929 (output_branch): Adjust threshold for long branch instruction.
5930 * config/visium/visium.md (cpu): Move around.
5931 (length): Adjust for the GR6.
5933 2019-02-15 Richard Biener <rguenther@suse.de>
5934 Jakub Jelinek <jakub@redhat.com>
5936 PR tree-optimization/89278
5937 * tree-loop-distribution.c: Include tree-eh.h.
5938 (generate_memset_builtin, generate_memcpy_builtin): Call
5939 rewrite_to_non_trapping_overflow on builtin->size before passing it
5940 to force_gimple_operand_gsi.
5942 2019-02-15 Jakub Jelinek <jakub@redhat.com>
5945 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
5947 * opth-gen.awk: Likewise.
5949 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
5951 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
5952 Enable MMX, SSE and SSE2 by default.
5953 * config/i386/i386.c (ix86_option_override_internal): Do not
5954 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
5956 2019-02-14 Jakub Jelinek <jakub@redhat.com>
5958 PR rtl-optimization/89354
5959 * combine.c (make_extraction): Punt if extraction_mode is narrower
5962 2019-02-14 Maya Rashish <coypu@sdf.org>
5964 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
5965 * config/netbsd-d.c: New file.
5966 * config/t-netbsd: Add netbsd-d.o
5968 2018-02-14 Steve Ellcey <sellcey@marvell.com>
5970 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
5971 affects_type_identity to true for aarch64_vector_pcs.
5972 (aarch64_comp_type_attributes): New function.
5973 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
5975 2019-02-14 Tamar Christina <tamar.christina@arm.com>
5978 * config/arm/iterators.md (ANY64): Add V4HF.
5980 2019-02-14 Martin Liska <mliska@suse.cz>
5982 PR rtl-optimization/89242
5983 * dce.c (delete_unmarked_insns): Call free_dominance_info we
5984 process a transformation.
5986 2019-02-14 Jakub Jelinek <jakub@redhat.com>
5988 PR tree-optimization/89314
5989 * fold-const.c (fold_binary_loc): Cast strlen argument to
5990 const char * before dereferencing it. Formatting fixes.
5993 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
5995 2019-02-13 Ian Lance Taylor <iant@golang.org>
5997 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
5998 and set current index for other optimizations.
6000 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
6002 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
6003 nonimmediate_operand as operand 2 predicate.
6004 (vec_set<VF2_512_256:mode>_0): Ditto.
6005 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
6006 (*vec_concatv2si): Remove alternative 2.
6007 (*vec_concatv4si_0): Use vm constraint for alternative 0.
6008 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
6009 (vec_concatv2di): Split alternatives 4,5,6 to ...
6010 (*vec_concatv2di_0) ... new pattern.
6012 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
6015 * config/arm/arm.c (ldm_stm_operation_p) Set
6016 addr_reg_in_reglist correctly for first register.
6017 (load_multiple_sequence): Remove dead base check.
6018 (gen_ldm_seq): Correctly set write_back for Thumb-1.
6020 2019-02-13 Tamar Christina <tamar.christina@arm.com>
6023 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
6024 Expose as @aarch64_pred_mov.
6025 * config/aarch64/aarch64.c (aarch64_classify_address):
6026 Use expand_insn which legitimizes operands.
6028 2019-02-13 Martin Liska <mliska@suse.cz>
6030 * builtins.h (expand_builtin_with_bounds): Remove declaration.
6031 * calls.c (struct arg_data): Remove special_slot, pointer_arg
6032 and pointer_offset fields.
6033 (initialize_argument_information): Remove usage of dead
6035 * cgraph.h (struct cgraph_thunk_info): Remove
6036 add_pointer_bounds_args.
6037 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
6039 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
6041 * config/i386/i386.c (ix86_function_arg_advance): Remove
6043 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
6044 (def_builtin): Remove usage of dead
6046 (ix86_add_new_builtins): Likewise.
6047 * ipa-fnsummary.c (compute_fn_summary): Likewise.
6048 * ipa-icf.c (sem_function::equals_wpa): Likewise.
6049 (sem_function::init): Likewise.
6050 (sem_variable::merge): Likewise.
6051 * ipa-visibility.c (function_and_variable_visibility): Likewise.
6052 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
6053 * lto-cgraph.c (lto_output_node): Likewise.
6054 (lto_output_varpool_node): Likewise.
6055 (input_node): Likewise.
6056 (input_varpool_node): Likewise.
6057 * lto-streamer-out.c (lto_output): Likewise.
6058 * tree-inline.c (expand_call_inline): Remove usage of
6060 * tree-inline.h (struct copy_body_data): Likewise.
6061 * varpool.c (varpool_node::dump): Likewise.
6063 2019-02-13 Jakub Jelinek <jakub@redhat.com>
6066 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
6067 into pt->vars_contains_escaped_heap instead of setting
6068 pt->vars_contains_escaped_heap to it.
6071 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
6072 INTVAL (size), compare it to GET_MODE_MASK instead of
6073 1 << GET_MODE_BITSIZE.
6076 * config/i386/predicates.md (x86_64_immediate_operand): Allow
6077 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
6080 2019-02-13 Martin Liska <mliska@suse.cz>
6083 * cfgrtl.c (remove_barriers_from_footer): New function.
6084 (try_redirect_by_replacing_jump): Use it.
6085 (cfg_layout_redirect_edge_and_branch): Likewise.
6087 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
6089 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
6090 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
6091 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
6092 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
6093 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
6094 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
6096 * config/rs6000/rs6000.c (builtin_function_type)
6097 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
6098 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
6099 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
6100 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
6101 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
6103 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
6105 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
6106 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
6108 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
6111 * config/i386/i386.md (*movoi_internal_avx): Revert revision
6112 268678 and revision 268657.
6113 (*movti_internal): Likewise.
6115 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
6118 * config/s390/s390.c (s390_decompose_address): Update comment.
6119 (s390_check_qrst_address): Reject invalid address forms after
6122 2019-02-12 Martin Liska <mliska@suse.cz>
6125 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
6126 we need default values of funct_state for a function that
6129 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
6131 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
6132 the object to pick the size of stores on strict-alignment platforms.
6134 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
6135 (*movdi_insn_sp32): Likewise.
6136 (*movdi_insn_sp64): Likewise.
6138 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
6141 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
6142 types that needs constructiong.
6143 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
6145 2019-02-12 Richard Biener <rguenther@suse.de>
6147 PR tree-optimization/89253
6148 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
6151 2019-02-11 David Malcolm <dmalcolm@redhat.com>
6154 * input.c (selftest::test_line_offset_overflow): New selftest.
6155 (selftest::input_c_tests): Call it.
6157 2019-02-11 Martin Sebor <msebor@redhat.com>
6159 PR tree-optimization/88771
6160 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
6161 when -Wstringop-overflow is set.
6162 (builtin_memref::builtin_memref): Adjust excessive upper bound
6163 only when lower bound is not excessive.
6164 (maybe_diag_overlap): Detect and diagnose excessive bounds via
6165 -Wstringop-ovefflow.
6166 (maybe_diag_offset_bounds): Rename...
6167 (maybe_diag_access_bounds): ...to this.
6168 (check_bounds_or_overlap): Adjust for name change above.
6170 2019-02-11 Martin Sebor <msebor@redhat.com>
6173 * builtins.c (max_object_size): Move from here...
6174 * builtins.h (max_object_size): ...and here...
6175 * tree.c (max_object_size): ...to here...
6176 * tree.h (max_object_size): ...and here.
6178 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
6180 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
6181 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
6182 for correct semantics.
6184 2019-02-11 Alan Modra <amodra@gmail.com>
6186 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
6187 -mlongcall and -mpltseq.
6188 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
6189 (RS/6000 and PowerPC Options <-mpltseq>): Document.
6190 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
6191 * config/rs6000/sysv4.opt (mpltseq): New option.
6192 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
6193 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
6194 support is lacking. Don't allow -mpltseq with -mbss-plt.
6195 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
6196 -mpltseq given for ELFv1.
6197 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
6198 Only use UNSPEC_PLTSEQ for inline PLT calls.
6199 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
6200 use UNSPEC_PLTSEQ for inline PLT calls.
6201 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
6202 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
6203 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
6204 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
6205 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
6206 (pltseq_mtctr_<mode>): Likewise.
6208 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6210 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
6212 * configure: Regenerate.
6214 2019-02-11 Jakub Jelinek <jakub@redhat.com>
6217 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
6220 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
6222 * function.c (assign_parm_setup_block): Use the stored
6223 size, not the passed size, when allocating stack-space,
6224 also for a parameter with alignment larger than
6225 MAX_SUPPORTED_STACK_ALIGNMENT.
6227 2019-02-11 Martin Liska <mliska@suse.cz>
6230 * ipa-cp.c (build_toporder_info): Remove usage of a param.
6231 * ipa-inline.c (inline_small_functions): Likewise.
6232 * ipa-pure-const.c (propagate_pure_const): Likewise.
6233 (propagate_nothrow): Likewise.
6234 * ipa-reference.c (propagate): Likewise.
6235 * ipa-utils.c (struct searchc_env): Remove unused field.
6236 (searchc): Always search across AVAIL_INTERPOSABLE.
6237 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
6238 the only called IPA pure const can properly not propagate
6239 across interposable boundary.
6240 * ipa-utils.h (ipa_reduced_postorder): Remove param.
6242 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
6244 * config/nds32/nds32.md (call_internal, call_value_internal,
6245 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
6247 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
6249 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
6252 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
6254 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
6257 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
6259 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
6261 2019-02-10 Jakub Jelinek <jakub@redhat.com>
6263 PR tree-optimization/89268
6264 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
6265 if preds is non-NULL.
6267 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6270 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
6273 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
6275 * config/nds32/nds32.md (trap): New pattern.
6277 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
6279 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
6282 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
6284 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
6287 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6289 * ipa-visibility.c (localize_node): Also do not localize
6290 LDPR_PREVAILING_DEF_IRONLY_EXP.
6292 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6295 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
6296 instead of type_with_linkage.
6298 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6301 * params.def (uninlined-function-insns, uninlined-function-time,
6302 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
6303 bound so we don't get overflows.
6305 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
6307 * config/rs6000/rs6000-string.c (expand_compare_loop,
6308 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
6311 2019-02-09 Jakub Jelinek <jakub@redhat.com>
6314 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6315 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
6316 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
6318 2019-02-09 Alan Modra <amodra@gmail.com>
6321 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
6322 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
6325 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
6328 * lra-constraints.c (process_alt_operands): Don't increase reject
6329 for memory when offset memory is required.
6331 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
6333 * config/s390/vector.md: Implement vector copysign.
6335 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
6337 * expr.c (expand_constructor): Correct indentations.
6339 2019-02-08 Richard Biener <rguenther@suse.de>
6341 PR tree-optimization/89247
6342 * tree-if-conv.c: Include tree-cfgcleanup.h.
6343 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
6344 (tree_if_conversion): Pass through predicate vector.
6345 (pass_if_conversion::execute): Do CFG cleanup and SSA update
6346 inline, see if any if-converted loops we refrece in
6347 LOOP_VECTORIZED calls vanished and fixup.
6348 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
6350 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
6352 * config/s390/constraints.md (jdd): New constraint.
6354 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
6357 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
6358 upper 16 vector registers without TARGET_AVX512VL.
6359 (*movti_internal): Likewise.
6361 2019-02-08 Jakub Jelinek <jakub@redhat.com>
6363 PR rtl-optimization/89234
6364 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
6365 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
6366 (copy_reg_eh_region_note_backward): Likewise.
6368 2019-02-08 Richard Biener <rguenther@suse.de>
6371 * tree-data-ref.c (initialize_matrix_A): Fail if constant
6373 (analyze_subscript_affine_affine): Handle failure from
6374 initialize_matrix_A.
6376 2019-02-08 Jakub Jelinek <jakub@redhat.com>
6378 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
6381 2019-02-07 David Malcolm <dmalcolm@redhat.com>
6383 PR tree-optimization/86637
6384 PR tree-optimization/89235
6385 * tree-vect-loop.c (optimize_mask_stores): Add an
6386 auto_purge_vect_location sentinel to ensure that vect_location is
6389 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
6390 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
6391 to ensure that vect_location is purged on exit.
6392 (pass_slp_vectorize::execute): Likewise, replacing the manual
6394 * tree-vectorizer.h (class auto_purge_vect_location): New class.
6396 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6398 * config/aarch64/iterators.md (max_opp): New code_attr.
6399 (USMAX): New code iterator.
6400 * config/aarch64/predicates.md (aarch64_smin): New predicate.
6401 (aarch64_smax): Likewise.
6402 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
6403 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
6406 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
6409 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
6410 for TARGET_AVX512VL.
6411 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
6413 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
6415 * config/s390/s390-builtin-types.def: Add new types.
6416 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
6417 (s390_vec_xlw4): Make the memory operand into a const pointer.
6418 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
6420 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
6421 a new vector type with the alignment of the scalar memory operand.
6423 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
6424 Jakub Jelinek <jakub@redhat.com>
6427 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
6428 arm_count_ldrdstrd_insns): New declarations.
6429 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
6431 (valid_operands_ldrd_strd): New function.
6432 (arm_count_ldrdstrd_insns): New function.
6433 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
6434 sets instead of single DImode set and define new insns to match this.
6436 2019-02-07 Tamar Christina <tamar.christina@arm.com>
6438 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
6439 Make it a C initializer.
6441 2019-02-07 Tamar Christina <tamar.christina@arm.com>
6444 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
6446 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6448 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
6449 Use neon_dot<q> for type.
6450 (neon_<sup>dot_lane<vsi2qi>): Likewise.
6452 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6454 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
6455 Use neon_dot<q> for type.
6456 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
6457 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
6459 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
6461 PR rtl-optimization/89225
6462 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
6465 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
6467 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
6468 after restoring registers saved to allocate the frame on Windows.
6470 2019-02-06 Richard Biener <rguenther@suse.de>
6472 PR tree-optimization/89182
6473 * graphite.h (cached_scalar_evolution_in_region): Declare.
6474 * graphite.c (struct seir_cache_key): New.
6475 (struct sese_scev_hash): Likewise.
6476 (seir_cache): New global.
6477 (cached_scalar_evolution_in_region): New function.
6478 (graphite_transform_loops): Allocate and release seir_cache.
6479 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
6480 cached_scalar_evolution_in_region.
6481 * graphite-scop-detection.c (scop_detection::can_represent_loop):
6483 (scop_detection::graphite_can_represent_expr: Use
6484 cached_scalar_evolution_in_region.
6485 (scop_detection::stmt_simple_for_scop_p): Likewise.
6486 (find_params_in_bb): Likewise.
6487 (gather_bbs::before_dom_children): Likewise.
6488 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
6489 (add_loop_constraints): Likewise.
6491 2019-02-06 Jakub Jelinek <jakub@redhat.com>
6494 * fold-const-call.c (fold_const_vec_convert): Pass true as last
6495 operand to new_unary_operation only if both element types are integral
6496 and it isn't a widening conversion. Return NULL_TREE if
6497 new_unary_operation failed.
6499 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
6502 * config/s390/s390.md: Remove load and test FP splitter.
6504 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
6507 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
6508 expand_compare_loop, expand_block_compare_gpr,
6509 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
6510 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
6511 #include "profile-count.h" and "predict.h" for types and functions
6512 needed to work with REG_BR_PROB notes.
6514 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
6517 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
6518 for the long branch case.
6520 2019-02-05 Jakub Jelinek <jakub@redhat.com>
6523 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
6524 can throw, non-call exceptions are enabled and we can't delete
6525 dead exceptions or alter cfg. Set must_clean if
6526 delete_insn_and_edges returns true, don't set it blindly for calls.
6527 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
6529 PR rtl-optimization/89195
6530 * combine.c (make_extraction): For MEMs, don't extract bytes outside
6531 of the original MEM.
6533 2019-02-05 Martin Liska <mliska@suse.cz>
6535 PR gcov-profile/89000
6536 * gcov.c (function_summary): Remove argument.
6537 (file_summary): New function.
6538 (print_usage): Replace tabs with spaces.
6539 (generate_results): Use new function file_summary.
6541 2019-02-05 Jakub Jelinek <jakub@redhat.com>
6544 * optabs.c (prepare_cmp_insn): Pass x and y to
6545 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
6547 2019-02-05 Richard Biener <rguenther@suse.de>
6550 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
6551 (struct bitmap_element): Drop chain_prev so we properly recurse on
6552 the prev member, supporting tree views.
6553 (struct bitmap_head): GTY skip the obstack member.
6555 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
6558 * doc/extend.texi (Vector Extensions): Add an example of using vector
6559 types together with x86 intrinsics.
6561 2019-02-04 Alan Modra <amodra@gmail.com>
6563 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
6564 str[] size to 160, and comment.
6566 2019-02-04 Alan Modra <amodra@gmail.com>
6568 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
6569 (rs6000_pltseq_template): Guard output of TLS markers with
6571 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
6572 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
6573 to use inline PLT sequences.
6574 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
6575 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
6576 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
6578 2019-02-04 Martin Liska <mliska@suse.cz>
6581 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
6582 out when ipa_fn_summaries does not contain entry for callee.
6584 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
6586 * config/sparc/sparc.h: Remove superfluous blank lines.
6587 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
6588 (got_register_rtx): ...this.
6589 (sparc_got): Adjust to above renaming.
6590 (sparc_tls_got): Likewise.
6591 (sparc_delegitimize_address): Likewise.
6592 (sparc_output_mi_thunk): Likewise.
6593 (sparc_init_pic_reg): Likewise.
6594 (save_local_or_in_reg_p): Fix test on the GOT register.
6595 (USE_HIDDEN_LINKONCE): Move around.
6596 (get_pc_thunk_name): Likewise.
6597 (gen_load_pcrel_sym): Likewise.
6598 (load_got_register): Likewise.
6600 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
6602 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
6603 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
6605 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
6607 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
6610 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
6612 * config.gcc (with_nds32_lib, glibc):
6613 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
6614 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
6615 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
6617 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
6620 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
6621 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
6622 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
6623 (*rcpsf2_sse): Ditto.
6624 (*rsqrtsf2_sse): Ditto.
6625 (sse4_1_round<mode<2): Ditto.
6627 2019-02-03 Richard Biener <rguenther@suse.de>
6630 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
6633 2019-02-02 Jakub Jelinek <jakub@redhat.com>
6636 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6637 Punt with warning on aggregate return or argument types. Ignore
6638 type/mode checking for uniform arguments.
6640 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
6642 * combine.c (try_combine): Do not print "Can't combine" messages unless
6643 printing failed combination attempts.
6645 2019-02-01 Martin Jambor <mjambor@suse.cz>
6648 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
6649 segment and global segment variables before making them static.
6651 2019-02-01 Martin Jambor <mjambor@suse.cz>
6653 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
6654 missed optimization dump with dump_enabled_p.
6656 2019-02-01 Richard Biener <rguenther@suse.de>
6659 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
6660 the instantiate cache.
6661 (instantiate_scev_binary): Elide second operand procesing
6662 if equal to the first.
6663 * tree-chrec.c (chrec_contains_symbols): Add visited set.
6664 (chrec_contains_undetermined): Likewise.
6665 (tree_contains_chrecs): Likewise.
6667 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
6669 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
6671 2019-02-01 Jakub Jelinek <jakub@redhat.com>
6673 PR tree-optimization/89143
6674 * wide-int-range.h (wide_int_range_absu): Declare.
6675 * wide-int-range.cc (wide_int_range_absu): New function.
6676 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
6678 PR tree-optimization/88107
6679 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
6680 instead of assertion that eh_region_outermost is non-NULL, if it
6681 is NULL, set *ALL to true and return NULL.
6682 (move_sese_region_to_fn): Adjust caller, if all is set, call
6683 duplicate_eh_regions with NULL region.
6685 2019-02-01 Richard Biener <rguenth@suse.de>
6687 PR rtl-optimization/88593
6688 * mode-switching.c (optimize_mode_switching): Free dominators before
6689 calling cleanup_cfg.
6691 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
6693 PR tree-optimization/88932
6694 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
6696 2019-01-31 Jakub Jelinek <jakub@redhat.com>
6699 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
6700 bogus clang warning.
6702 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
6705 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
6706 alternative to avoid partial SSE register stall for TARGET_AVX.
6707 (truncdfsf2): Ditto.
6708 (sse4_1_round<mode>2): Ditto.
6710 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
6712 PR tree-optimization/89008
6713 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
6714 process anything of the form X * 0.
6716 2019-01-31 Richard Biener <rguenther@suse.de>
6718 PR tree-optimization/89135
6719 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
6720 with abnormal preds.
6722 2019-01-31 Jakub Jelinek <jakub@redhat.com>
6725 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
6726 always_inline callees into no_sanitize_address callers.
6728 2019-01-31 Richard Biener <rguenther@suse.de>
6730 PR rtl-optimization/89115
6731 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
6733 2019-01-30 Martin Sebor <msebor@redhat.com>
6736 * doc/extend.texi (cast to a union): Correct and expand.
6738 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
6740 PR rtl-optimization/87246
6741 * lra-constraints.c (simplify_operand_subreg): Reload memory
6742 in subreg if the address became invalid.
6744 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
6747 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
6748 Disable for little-endian.
6750 2019-01-30 Richard Biener <rguenther@suse.de>
6752 PR rtl-optimization/89115
6753 * opts.c (default_options_optimization): Reduce
6754 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
6755 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
6758 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
6760 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
6761 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
6762 type of vector element when vec_extract is implemented by direct
6765 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
6767 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
6769 2019-01-30 Richard Biener <rguenther@suse.de>
6771 PR tree-optimization/89111
6772 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
6773 canonicalization to appropriately sized access types.
6775 2019-01-30 Jakub Jelinek <jakub@redhat.com>
6778 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
6779 for arguments to functions that are TU-local and shouldn't be
6780 referenced by assembly.
6782 2019-01-30 Ulrich Drepper <drepper@redhat.com>
6784 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
6787 2019-01-29 Martin Sebor <msebor@redhat.com>
6790 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
6792 2019-01-29 Jakub Jelinek <jakub@redhat.com>
6796 * omp-simd-clone.c (simd_clone_clauses_extract)
6797 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
6798 OMP_CLAUSE_ALIGNED_ALIGNMENT.
6800 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
6802 * config.gcc: Force .init_array for ARC.
6804 2019-01-29 Richard Biener <rguenther@suse.de>
6807 * dwarf2out.c (collect_skeleton_dies): New helper.
6808 (copy_decls_for_unworthy_types): Call it.
6809 (build_abbrev_table): Assert we do not try to replace
6810 DW_AT_signature refs with local refs.
6812 2019-01-28 Jakub Jelinek <jakub@redhat.com>
6815 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
6816 for lastprivate/linear IV, push gimplify context around gimplify_assign
6817 and, if it needed any temporaries, pop it into a gimple bind around the
6820 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
6822 * common.opt (-Wattribute-alias): Remove "no-" from name.
6823 Make -Wattribute-alias command line option and
6824 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
6826 2019-01-28 Jakub Jelinek <jakub@redhat.com>
6829 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
6830 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
6832 (bmi2): Add missing @opindex.
6833 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
6834 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
6835 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
6836 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
6837 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
6838 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
6839 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
6840 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
6841 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
6842 xsavec, xsaveopt and xsaves options.
6844 2019-01-28 Richard Biener <rguenther@suse.de>
6847 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
6850 2019-01-28 Richard Biener <rguenther@suse.de>
6852 PR tree-optimization/88739
6853 * tree-cfg.c (verify_types_in_gimple_reference): Verify
6854 BIT_FIELD_REFs only are applied to mode-precision operands
6855 when they are integral.
6856 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
6857 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
6858 BIT_FIELD_REFs of non-mode-precision integral operands.
6860 2019-01-27 Jakub Jelinek <jakub@redhat.com>
6863 * config/i386/sse.md
6864 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
6865 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
6866 first constants in pairs are multiples of 2. Formatting fixes.
6867 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
6868 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
6869 first constants in each quadruple are multiples of 4. Formatting fixes.
6871 2019-01-26 Martin Jambor <mjambor@suse.cz>
6874 * tree-inline.c: Include tree-cfgcleanup.h.
6875 (delete_unreachable_blocks_update_callgraph): Move...
6876 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
6877 ...here, make externally visible, make second argument bool, adjust
6879 * tree-cfgcleanup.c: Include cgraph.h.
6880 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
6882 * ipa-prop.c: Include tree-cfgcleanup.h.
6883 (ipcp_transform_function): Call
6884 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
6886 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
6888 PR rtl-optimization/88846
6889 * ira.c (process_set_for_memref_referenced_p): New.
6890 (memref_referenced_p): Add new param. Use
6891 process_set_for_memref_referenced_p. Add new switch cases.
6892 (memref_used_between_p): Pass new arg to memref_referenced_p.
6894 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
6897 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
6898 argument ABI_BREAK. Set to true if the calculated alignment has
6899 changed in gcc-9. Check bit-fields for their base type alignment.
6900 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
6901 (aarch64_function_arg_boundary): Likewise.
6902 (aarch64_gimplify_va_arg_expr): Likewise.
6904 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
6907 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
6908 instead of accessing TREE_INT_CST_ELT directly.
6910 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
6912 * doc/sourcebuild.texi (Environment attributes): Add fenv and
6913 fenv_exceptions description.
6915 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
6917 PR rtl-optimization/87763
6918 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
6919 Allow SUBREG when matching CC_NZmode compare.
6921 2019-01-25 Richard Biener <rguenther@suse.de>
6923 PR tree-optimization/89049
6924 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
6925 Look at the pattern stmt to determine if the stmt is vectorized.
6927 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
6929 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
6930 (pred_mov<mode>): Handle all-register forms using both a new
6931 alternative and a split.
6933 2019-01-25 Richard Biener <rguenther@suse.de>
6935 PR tree-optimization/86865
6936 * graphite-scop-detection.c (scop_detection::can_represent_loop):
6937 Reject non-do-while loops.
6939 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
6941 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
6942 * config/rs6000/constraints.md (Q constraint): Use REG_P.
6943 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
6944 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
6945 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
6946 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6947 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
6948 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
6949 vlogical_operand, gpc_reg_operand, int_reg_operand,
6950 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
6951 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
6952 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
6953 (save_world_operation, restore_world_operation, lmw_operation,
6954 stmw_operation): Use MEM_P and REG_P.
6955 (tie_operand): Use MEM_P.
6956 (vrsave_operation, crsave_operation): Use REG_P.
6957 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
6958 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
6959 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
6960 (call_operand): Use HARD_REGISTER_P.
6961 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
6963 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
6964 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
6965 quad_aligned_load_p, replace_swapped_aligned_store,
6966 recombine_lvx_pattern, replace_swapped_aligned_load,
6967 recombine_stvx_pattern): Use MEM_P.
6968 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
6969 Use MEM_P and SYMBOL_REF_P.
6970 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
6971 (insn_is_swappable_p): Use REG_P and MEM_P.
6972 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
6973 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
6975 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
6977 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
6979 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
6980 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
6981 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
6982 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
6984 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
6985 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
6986 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
6987 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
6988 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
6989 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
6990 rs6000_split_logical_di): Use CONST_INT_P.
6991 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
6992 REG_P and SYMBOL_REF_P.
6993 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
6994 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
6995 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
6996 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
6997 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
6998 (small_data_operand, print_operand_address): Use CONST_INT_P and
7000 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
7001 (rs6000_init_hard_regno_mode_ok, direct_move_p):
7002 Use HARD_REGISTER_NUM_P.
7003 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
7004 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
7005 SUBREG_P and SYMBOL_REF_P.
7006 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
7007 and HARD_REGISTER_NUM_P.
7008 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
7010 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
7011 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
7013 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
7014 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
7015 find_addr_reg): Use REG_P.
7016 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
7017 (rs6000_emit_le_vsx_move): Use SUBREG_P.
7018 (offsettable_ok_by_alignment, constant_pool_expr_p,
7019 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
7020 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
7021 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
7022 rs6000_assemble_integer, create_TOC_reference,
7023 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
7024 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
7025 (rs6000_split_vec_extract_var): Use reg_or_subregno.
7026 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
7027 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
7028 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7029 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7030 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
7031 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
7032 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
7033 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
7034 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
7035 and cbranch<mode>4): Use CONST_INT_P.
7036 (multiple define_splits): Use REG_P and SUBREG_P.
7037 (define_expands call, call_value): Use MEM_P.
7038 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
7039 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
7040 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
7041 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
7042 and HARD_REGISTER_NUM_P.
7043 (multiple define_splits): Use HARD_REGISTER_NUM_P.
7045 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
7047 PR rtl-optimization/88948
7048 * rtl.h (prepare_copy_insn): New prototype.
7049 * gcse.c (prepare_copy_insn): New function, split out from
7050 process_insert_insn.
7051 (process_insert_insn): Use prepare_copy_insn.
7052 * store-motion.c (replace_store_insn): Use prepare_copy_insn
7053 instead of gen_move_insn.
7055 2019-01-24 Jakub Jelinek <jakub@redhat.com>
7058 * config/i386/i386.c (ix86_pic_register_p): Return true for
7061 PR tree-optimization/88964
7062 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
7063 punt if HONOR_SNANS (chrec).
7066 * tree-nested.c (convert_nonlocal_reference_stmt,
7067 convert_local_reference_stmt, convert_tramp_reference_stmt,
7068 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
7069 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
7072 PR tree-optimization/89027
7073 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
7074 for "omp simd array" variables.
7076 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
7079 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
7080 force the alignment of m_val.
7082 2019-01-24 Richard Biener <rguenther@suse.de>
7085 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
7086 When in "legacy" debug mode make sure to reset self-origins.
7088 2019-01-24 Martin Liska <mliska@suse.cz>
7090 PR gcov-profile/88994
7091 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
7092 result will be always smaller or equal to the original.
7093 * gcov.c (mangle_name): Fix else branch where we should
7094 also copy to PTR and shift the pointer.
7096 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7098 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
7099 * vr-values.c (find_case_label_ranges): Fix a comment typo.
7101 2019-01-23 Bin Cheng <bin.cheng@arm.com>
7102 Steve Ellcey <sellcey@marvell.com>
7105 * recog.c (address_operand): Return false on wrong mode for address.
7106 (constrain_operands): Check for mode with 'p' constraint.
7108 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
7111 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
7112 Disparage MMX alternative.
7113 (sse2_cvtpd2pi): Ditto.
7114 (sse2_cvttpd2pi): Ditto.
7116 2019-01-23 David Malcolm <dmalcolm@redhat.com>
7119 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
7120 use-after-free of the result of
7121 aarch64_get_extension_string_for_isa_flags.
7123 2019-01-23 Jakub Jelinek <jakub@redhat.com>
7126 * doc/extend.texi: Document break and continue behavior in
7127 statement expressions.
7129 2019-01-23 Richard Biener <rguenther@suse.de>
7131 PR tree-optimization/89008
7132 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
7133 not leave another stray operand.
7135 2019-01-23 Jakub Jelinek <jakub@redhat.com>
7137 * BASE-VER: Bump to 9.0.1.
7139 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
7141 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
7142 thunk that returns by reference, use the type of the return object
7143 of the thunk instead of that of the alias to build the dereference.
7145 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
7147 * config/arc/atomic.md: Add operand to DMB instruction.
7149 2019-01-23 Jakub Jelinek <jakub@redhat.com>
7151 PR tree-optimization/88964
7152 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
7153 build_zero_cst instead of build_int_cst. Return false for loop
7154 invariants which honor signed zeros.
7156 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
7158 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
7160 2019-01-22 Jakub Jelinek <jakub@redhat.com>
7163 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
7164 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
7165 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
7168 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
7169 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
7172 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
7173 Disable for little endian.
7175 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
7178 * config/arm/arm.c (arm_needs_double_word_align): Check
7179 DECL_BIT_FIELD_TYPE.
7181 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
7182 H.J. Lu <hongjiu.lu@intel.com>
7185 * config/i386/i386-builtin.def: Add mask2 to all builtin
7186 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
7188 * config/i386/i386.c (BDESC): Add mask2 to the definition.
7189 (BDESC_FIRST): Likewise.
7190 (define_builtin): Add an argument for mask2. Updated to handle
7191 both ix86_isa_flags and ix86_isa_flags2.
7192 (define_builtin_const): Likewise.
7193 (define_builtin_pure): Likewise.
7194 (define_builtin2): Deleted.
7195 (define_builtin_const2): Likewise.
7196 (builtin_description): Add a member, mask2.
7197 (bdesc_*): Add mask2 to builtin initializations.
7198 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
7199 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
7201 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
7203 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
7206 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
7209 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
7212 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
7213 alignment is dominated by a bitfield with 64-bit aligned base type.
7214 (arm_function_arg): Emit a warning if the alignment has changed since
7215 earlier GCC releases.
7216 (arm_function_arg_boundary): Likewise.
7217 (arm_setup_incoming_varargs): Likewise.
7219 2019-01-22 Richard Biener <rguenther@suse.de>
7221 PR tree-optimization/88862
7222 * graphite-scop-detection.c
7223 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
7225 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
7227 * doc/extend.tex (AMD GCN Function Attributes): New section.
7228 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
7229 * doc/invoke.texi (AMD GCN Options): New section.
7230 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
7232 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
7234 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
7235 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
7237 2019-01-22 Jakub Jelinek <jakub@redhat.com>
7239 PR tree-optimization/88044
7240 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
7241 is false in the first iteration, but !every_iteration, return false
7242 instead of true with niter->niter zero.
7244 PR rtl-optimization/88904
7245 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
7246 any nonequal registers before processing BB_END (b).
7249 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
7251 (expand_binop_directly, expand_doubleword_clz,
7252 expand_doubleword_popcount, expand_ctz, expand_ffs,
7253 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
7255 PR rtl-optimization/49429
7257 PR rtl-optimization/86334
7259 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
7260 addressable from here...
7261 (emit_block_op_via_libcall): ... to here.
7263 2019-01-22 Richard Biener <rguenther@suse.de>
7265 * tree-vect-loop.c (vect_analyze_loop_operations): Use
7266 auto_vec for cost vector to fix memleak.
7267 (vectorize_fold_left_reduction): Properly gather SLP defs.
7268 (vectorizable_comparison): Do not swap operands to properly
7271 2019-01-22 Alan Modra <amodra@gmail.com>
7274 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
7275 stays a reg. Allow a const_int.
7276 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
7277 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
7278 (IS_NOMARK_TLSGETADDR): Define.
7279 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
7280 (rs6000_output_tlsargs): New function.
7281 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
7282 __tls_get_addr call takes an arg.
7283 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
7284 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
7286 (call_value_nonlocal_sysv): ..or here, delete split.
7287 (tls_gdld_nomark): Delete.
7288 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
7289 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
7290 (call_value_nonlocal_sysv): Likewise.
7291 (call_value_nonlocal_sysv_secure): Likewise.
7292 (call_value_nonlocal_aix): Likewise.
7293 (call_value_indirect_aix): Likewise.
7294 (call_value_indirect_elfv2): Likewise.
7295 (call_value_local32, call_value_local64): Disable for no-mark tls.
7296 (call_value_local_aix): Likewise.
7298 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
7301 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
7302 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
7304 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
7306 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
7307 string contents as hash_map keys.
7309 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7312 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
7313 for rvalue context. Handle rvalues correctly. Use min_align_of_type
7314 instead of TYPE_ALIGN.
7315 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
7316 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
7317 pointer from TYPE_STUB_DECL.
7319 2019-01-21 Richard Biener <rguenther@suse.de>
7321 PR tree-optimization/88934
7322 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
7323 at the possibly non-constant operand.
7324 (vect_get_constant_vectors): Adjust.
7326 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
7329 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
7330 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
7331 instead of _X86INTRIN_H_INCLUDED.
7332 * onfig/i386/clwbintrin.h: Likewise.
7333 * config/i386/pkuintrin.h: Likewise.
7334 * config/i386/prfchwintrin.h: Likewise.
7335 * config/i386/rdseedintrin.h: Likewise.
7336 * config/i386/wbnoinvdintrin.h: Likewise.
7337 * config/i386/xsavecintrin.h: Likewise.
7338 * config/i386/xsavesintrin.h: Likewise.
7339 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
7340 * config/i386/xsaveintrin.h: Likewise.
7341 * config/i386/xsaveoptintrin.h: Likewise.
7342 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
7343 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
7344 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
7345 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
7346 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
7347 * config/i386/immintrin.h: Here.
7349 2019-01-20 Martin Jambor <mjambor@suse.cz>
7352 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
7353 with aa_walk_budget.
7354 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
7355 aa_walk_budget_p parameter.
7356 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
7357 walk. Updated all callers.
7358 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
7359 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
7361 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
7362 parameter info. Extract info from fbi. Pass fbi to recursive calls
7363 and to unmodified_parm.
7364 (phi_result_unknown_predicate): New parameter fbi, removed parameter
7365 info, updated call to will_be_nonconstant_expr_predicate.
7366 (param_change_prob): New parameter fbi, limit AA walking.
7367 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
7368 calls to various above functions.
7369 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
7370 parameter. Use it to limit AA walking.
7371 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
7373 (detect_type_change): New parameter fbi, pass it on to
7374 detect_type_change_from_memory_writes.
7375 (detect_type_change_ssa): Likewise.
7376 (aa_overwalked): Removed.
7377 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
7378 accordingly, adjust to the neew AA limiting scheme.
7379 (parm_ref_data_preserved_p): Likewise.
7380 (ipa_compute_jump_functions_for_edge): Adjust call to
7382 (ipa_analyze_call_uses): Likewise.
7383 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
7384 (ipa_analyze_node): Initialize aa_walk_budget.
7385 (ipcp_transform_function): Likewise.
7386 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
7387 to get_dynamic_type.
7389 2019-01-19 Jakub Jelinek <jakub@redhat.com>
7391 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
7392 outside of #if CHECKING_P code.
7394 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
7396 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
7397 New function, split out from...
7398 (loop_versioning::analyze_stride): ...here.
7399 (loop_versioning::find_per_loop_multiplication): Use gassign.
7400 (loop_versioning::analyze_term_using_scevs): Return a success code.
7401 (loop_versioning::analyze_arbitrary_term): New function.
7402 (loop_versioning::analyze_address_fragment): Use
7403 analyze_arbitrary_term if all else fails.
7405 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
7408 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
7411 2019-01-18 Richard Biener <rguenther@suse.de>
7413 PR tree-optimization/88903
7414 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
7415 scalar stmts a SLP shift amount is composed of when detecting
7418 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
7421 * config/arm/arm-cpus.in (mp): New feature.
7423 (fgroup ARMv7ve): Add mp and sec features.
7424 (arch armv7-a): Add options to allow mp and sec extensions.
7425 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
7426 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
7427 extenstions to the base architecture.
7428 (cpu cortex-a8): Add sec extension to the base architecture.
7429 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
7430 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
7431 variants down to the base v7-a varaint.
7432 * config/arm/t-multilib (v7_a_arch_variants): New variable.
7433 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
7434 of permitted extensions for -march=armv7-a and for
7435 -mcpu=generic-armv7-a.
7437 2019-01-18 Martin Liska <mliska@suse.cz>
7439 * params.def: Fix comment.
7440 * tree-profile.c (gimple_init_gcov_profiler): Bump function
7442 (gimple_gen_ic_func_profiler): Likewise.
7444 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7446 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
7447 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
7448 and put in error checks for stack protector guard options.
7449 (aarch64_stack_protect_guard): New.
7450 (TARGET_STACK_PROTECT_GUARD): Define.
7451 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
7452 (reg_stack_protect_address<mode>): New.
7453 (stack_protect_set): Adjust for SSP_GLOBAL.
7454 (stack_protect_test): Likewise.
7455 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
7456 (-mstack-protector-guard): Likewise.
7457 (-mstack-protector-guard-offset): Likewise.
7459 2019-01-18 Jakub Jelinek <jakub@redhat.com>
7461 PR tree-optimization/86214
7462 * tree-inline.h (struct copy_body_data): Add
7463 add_clobbers_to_eh_landing_pads member.
7464 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
7465 (copy_edges_for_bb): Call it if EH edge destination is <
7466 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
7467 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
7468 if flag_stack_reuse != SR_NONE and clear it afterwards.
7470 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
7473 * doc/install.texi (with-multilib-list): Document for aarch64.
7475 2019-01-18 Jakub Jelinek <jakub@redhat.com>
7478 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
7479 (("..."))) with ("...").
7481 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7483 * doc/extend.texi (Built-in Functions for Memory Model Aware
7484 Atomic Operations): Document atomic fetch and nand.
7486 2019-01-18 Martin Liska <mliska@suse.cz>
7487 Richard Biener <rguenther@suse.de>
7490 * cgraph.h (create_version_clone_with_body): Add new argument
7492 * cgraphclones.c (cgraph_node::create_version_clone): Add
7493 DECL_ATTRIBUTES to a newly created decl. And call
7494 valid_attribute_p so that proper cl_target_optimization_node
7495 is set for the newly created declaration.
7496 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
7498 (expand_target_clones): Do not call valid_attribute_p, it must
7500 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
7503 2019-01-17 Jakub Jelinek <jakub@redhat.com>
7506 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
7507 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
7508 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
7510 2019-01-17 Martin Sebor <msebor@redhat.com>
7513 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
7514 Handle anti-ranges the same as no range at all.
7516 2018-01-17 Steve Ellcey <sellcey@cavium.com>
7518 * config/aarch64/aarch64.c (cgraph.h): New include.
7519 (intl.h): New include.
7520 (supported_simd_type): New function.
7521 (currently_supported_simd_type): Ditto.
7522 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
7523 (aarch64_simd_clone_adjust): Ditto.
7524 (aarch64_simd_clone_usable): Ditto.
7525 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
7526 (TARGET_SIMD_CLONE_ADJUST): Ditto.
7527 (TARGET_SIMD_CLONE_USABLE): Ditto.
7528 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
7529 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
7532 2019-01-17 Martin Sebor <msebor@redhat.com>
7534 PR tree-optimization/88800
7535 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
7536 NO_WARNING bit here. Avoid folding out-of-bounds calls.
7537 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
7538 redundant argument. Add new argument and issue diagnostics under
7539 its control. Detect out-of-bounds access even with warnings
7541 (check_bounds_or_overlap): Change return type. Add argument.
7542 (wrestrict_dom_walker::check_call): Adjust.
7543 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
7544 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
7545 check_bounds_or_overlap's return value.
7546 (handle_builtin_stxncpy): Same.
7547 (handle_builtin_strcat): Same.
7549 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
7550 Kwok Cheung Yeung <kcy@codesourcery.com>
7551 Julian Brown <julian@codesourcery.com>
7552 Tom de Vries <tom@codesourcery.com>
7554 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
7556 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
7558 * doc/sourcebuild.texi: Document dg-require-effective-target
7559 llvm_binutils and offload_gcn.
7561 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
7562 Kwok Cheung Yeung <kcy@codesourcery.com>
7563 Julian Brown <julian@codesourcery.com>
7564 Tom de Vries <tom@codesourcery.com>
7566 * doc/sourcebuild.texi: Document dg-required-effective-target
7569 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
7570 Kwok Cheung Yeung <kcy@codesourcery.com>
7571 Julian Brown <julian@codesourcery.com>
7572 Tom de Vries <tom@codesourcery.com>
7573 Jan Hubicka <hubicka@ucw.cz>
7574 Martin Jambor <mjambor@suse.cz>
7576 * config.gcc: Add amdgcn*-*-amdhsa configuration.
7577 * configure.ac: Check for dlopen.
7578 * configure: Regenerate.
7580 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
7581 Kwok Cheung Yeung <kcy@codesourcery.com>
7582 Julian Brown <julian@codesourcery.com>
7583 Tom de Vries <tom@codesourcery.com>
7584 Jan Hubicka <hubicka@ucw.cz>
7585 Martin Jambor <mjambor@suse.cz>
7587 * common/config/gcn/gcn-common.c: New file.
7588 * config/gcn/driver-gcn.c: New file.
7589 * config/gcn/gcn-builtins.def: New file.
7590 * config/gcn/gcn-hsa.h: New file.
7591 * config/gcn/gcn-modes.def: New file.
7592 * config/gcn/gcn-opts.h: New file.
7593 * config/gcn/gcn-passes.def: New file.
7594 * config/gcn/gcn-protos.h: New file.
7595 * config/gcn/gcn-run.c: New file.
7596 * config/gcn/gcn-tree.c: New file.
7597 * config/gcn/gcn.c: New file.
7598 * config/gcn/gcn.h: New file.
7599 * config/gcn/gcn.opt: New file.
7600 * config/gcn/t-gcn-hsa: New file.
7602 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
7603 Kwok Cheung Yeung <kcy@codesourcery.com>
7604 Julian Brown <julian@codesourcery.com>
7605 Tom de Vries <tom@codesourcery.com>
7606 Jan Hubicka <hubicka@ucw.cz>
7607 Martin Jambor <mjambor@suse.cz>
7609 * config/gcn/constraints.md: New file.
7610 * config/gcn/gcn-valu.md: New file.
7611 * config/gcn/gcn.md: New file.
7612 * config/gcn/predicates.md: New file.
7614 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
7616 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
7617 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
7618 (stmt_uses_0_or_null_in_undefined_way): Likewise.
7619 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
7621 2019-01-17 Tamar Christina <tamar.christina@arm.com>
7624 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
7625 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
7626 it and document registers.
7628 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7630 * config/aarch64/aarch64.c (ares_tunings): Define.
7631 * config/aarch64/aarch64-cores.def (ares): Use the above.
7633 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
7637 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
7639 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
7640 (_mm512_fixupimm_round_pd): Update parameters and builtin.
7641 (_mm512_maskz_fixupimm_round_pd): Ditto.
7642 (_mm512_fixupimm_round_ps): Ditto.
7643 (_mm512_maskz_fixupimm_round_ps): Ditto.
7644 (_mm_fixupimm_round_sd): Ditto.
7645 (_mm_maskz_fixupimm_round_sd): Ditto.
7646 (_mm_fixupimm_round_ss): Ditto.
7647 (_mm_maskz_fixupimm_round_ss): Ditto.
7648 (_mm512_fixupimm_pd): Ditto.
7649 (_mm512_maskz_fixupimm_pd): Ditto.
7650 (_mm512_fixupimm_ps): Ditto.
7651 (_mm512_maskz_fixupimm_ps): Ditto.
7652 (_mm_fixupimm_sd): Ditto.
7653 (_mm_maskz_fixupimm_sd): Ditto.
7654 (_mm_fixupimm_ss): Ditto.
7655 (_mm_maskz_fixupimm_ss): Ditto.
7656 (_mm512_mask_fixupimm_round_pd): Update builtin.
7657 (_mm512_mask_fixupimm_round_ps): Ditto.
7658 (_mm_mask_fixupimm_round_sd): Ditto.
7659 (_mm_mask_fixupimm_round_ss): Ditto.
7660 (_mm512_mask_fixupimm_pd): Ditto.
7661 (_mm512_mask_fixupimm_ps): Ditto.
7662 (_mm_mask_fixupimm_sd): Ditto.
7663 (_mm_mask_fixupimm_ss): Ditto.
7664 * config/i386/avx512vlintrin.h:
7665 (_mm256_fixupimm_pd): Update parameters and builtin.
7666 (_mm256_maskz_fixupimm_pd): Ditto.
7667 (_mm256_fixupimm_ps): Ditto.
7668 (_mm256_maskz_fixupimm_ps): Ditto.
7669 (_mm_fixupimm_pd): Ditto.
7670 (_mm_maskz_fixupimm_pd): Ditto.
7671 (_mm_fixupimm_ps): Ditto.
7672 (_mm_maskz_fixupimm_ps): Ditto.
7673 (_mm256_mask_fixupimm_pd): Update builtin.
7674 (_mm256_mask_fixupimm_ps): Ditto.
7675 (_mm_mask_fixupimm_pd): Ditto.
7676 (_mm_mask_fixupimm_ps): Ditto.
7677 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
7678 * config/i386/i386-builtin.def: Update builtin definitions.
7679 * config/i386/i386.c: Handle new builtin types and remove useless ones.
7680 * config/i386/sse.md: Update VFIXUPIMM* patterns.
7681 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
7682 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
7683 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
7684 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
7685 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
7686 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
7687 * config/i386/subst.md:
7688 (round_saeonly_sd_mask_operand4): Add new subst_attr.
7689 (round_saeonly_sd_mask_op4): Ditto.
7690 (round_saeonly_expand_operand5): Ditto.
7691 (round_saeonly_expand): Update.
7693 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
7697 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
7699 * config/i386/sse.md: Combine VFIXUPIMM* patterns
7700 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
7701 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
7702 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
7703 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
7704 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
7705 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
7707 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
7711 2018-12-15 Jakub Jelinek <jakub@redhat.com>
7714 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
7715 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
7716 instead of UNSPEC_FIXUPIMM.
7718 2019-01-17 Richard Biener <rguenther@suse.de>
7721 * dwarf2out.c (want_pubnames): Never generate pubnames sections
7722 and friends for the LTO part of debug info.
7724 2019-01-17 Jakub Jelinek <jakub@redhat.com>
7726 PR tree-optimization/86214
7727 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
7730 PR rtl-optimization/88870
7731 * dce.c (deletable_insn_p): Never delete const/pure calls that can
7732 throw if we can't alter the cfg or delete dead exceptions.
7733 (mark_insn): Don't call find_call_stack_args for such calls.
7735 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
7737 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
7738 prototypes for vec_st.
7739 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
7740 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
7741 mainly on signed/unsigned long long and double.
7743 2019-01-16 David Malcolm <dmalcolm@redhat.com>
7746 * combine.c (delete_noop_moves): Convert to "bool" return,
7747 returning true if any edges are eliminated.
7748 (combine_instructions): Also return true if delete_noop_moves
7751 2019-01-16 Tamar Christina <tamar.christina@arm.com>
7753 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
7754 correct max nunits for endian swap.
7755 (aarch64_expand_fcmla_builtin): Correct subreg code.
7756 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
7757 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
7760 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
7762 * config/alpha/alpha.c (alpha_gimplify_va_arg):
7763 Handle split indirect COMPLEX_TYPE arguments.
7765 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
7768 * config/aarch64/aarch64-modes.def: Add comment about how the carry
7769 bit is set by add and compare.
7770 (CC_ADC): New CC_MODE.
7771 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
7772 to cache the code and mode of X. Adjust the shape of a CC_Cmode
7773 comparison. Add detection for CC_ADCmode.
7774 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
7776 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
7777 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
7778 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
7779 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
7780 to eliminate the need for zero-extending the operands.
7781 (add<mode>3_compareC_imm): Delete. Merge into ...
7782 (add<mode>3_compareC): ... this. Restructure the comparison to
7783 eliminate the need for zero-extending the operands.
7784 (add<mode>3_carryin): Use LTU for the overflow detection.
7785 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
7786 Reexpress comparison for overflow.
7787 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
7788 (add<mode>3_carryinC): Likewise.
7789 (add<mode>3_carryinV): Use LTU for carry between partials.
7790 * config/aarch64/predicates.md (aarch64_carry_operation): Update
7791 handling of CC_Cmode and add CC_ADCmode.
7792 (aarch64_borrow_operation): Likewise.
7794 2019-01-16 Tamar Christina <tamar.christina@arm.com>
7796 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
7797 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
7798 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
7799 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
7801 2019-01-16 Martin Liska <mliska@suse.cz>
7803 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
7805 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
7807 * gcc.c (add_sysrooted_hdrs_prefix): New function.
7808 (path_prefix_reset): Move up in the source file.
7809 (find_fortran_preinclude_file): Make complex search for the
7810 fortran header files.
7812 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
7814 * godump.c (go_output_typedef): When outputting a typedef, refer
7815 to the underlying type by its name and not its structure.
7817 2019-01-15 David Malcolm <dmalcolm@redhat.com>
7820 * tree.c (build_function_type): Assert that arg_types is not
7823 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
7826 * doc/extend.texi: Document that listing the stack pointer in the
7827 clobber list of an asm is a deprecated feature.
7828 * common.opt (Wdeprecated): Moved from c-family/c.opt.
7829 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
7830 warning instead of an error for clobbers of the stack pointer.
7831 Add a note explaining why.
7833 2019-01-15 Richard Biener <rguenther@suse.de>
7836 * dwarf2out.c (gen_member_die): Do not generate inheritance
7839 2019-01-15 Richard Biener <rguenther@suse.de>
7841 PR tree-optimization/88855
7842 * tree-if-conv.c (combine_blocks): Collect
7843 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
7845 2019-01-15 Tom de Vries <tdevries@suse.de>
7848 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
7849 lhs == NULL_TREE for gang-level reduction.
7851 2019-01-15 Richard Biener <rguenther@suse.de>
7852 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7855 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
7856 return true if SSA_NAME is already marked in visited bitmap.
7857 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
7859 2019-01-15 Jakub Jelinek <jakub@redhat.com>
7861 PR tree-optimization/88775
7862 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
7863 equal == 0 equality pointer comparisons some more if compared in
7864 integral types and either one points to an automatic var and the
7865 other to a global, or we can prove at least one points to the middle
7866 or both point to start or both point to end.
7868 2019-01-14 Andi Kleen <ak@linux.intel.com>
7870 * Makefile.in: Lower autofdo sampling rate by 10x.
7871 * Makefile.tpl: Dito.
7873 2019-01-14 Tom Honermann <tom@honermann.net>
7875 * defaults.h: Define CHAR8_TYPE.
7877 2019-01-14 Martin Sebor <msebor@redhat.com>
7880 * doc/extend.texi (Darwin Format Checks): Clarify.
7882 2019-01-14 Richard Biener <rguenther@suse.de>
7884 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
7885 whether we are in (simplify ...) or (match ...) context.
7887 2019-01-14 Jakub Jelinek <jakub@redhat.com>
7889 PR rtl-optimization/88796
7890 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
7891 * cfgexpand.c (stack_protect_prologue): Initialize
7892 crtl->stack_protect_guard_decl.
7893 * function.c (stack_protect_epilogue): Use it instead of calling
7894 targetm.stack_protect_guard again.
7895 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
7896 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
7897 crtl->stack_protect_guard_decl.
7898 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
7899 on the returned MEM_EXPR.
7901 2019-01-12 Tom de Vries <tdevries@suse.de>
7903 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
7904 vector length using -fopenacc-dim.
7906 2019-01-12 Tom de Vries <tdevries@suse.de>
7908 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
7909 lengths into account.
7911 2019-01-12 Svante Signell <svante.signell@gmail.com>
7913 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
7914 (TARGET_CAN_SPLIT_STACK): Define.
7915 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
7917 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
7919 * params.def (inline-unit-growth): Set to 40.
7921 2019-01-12 Jakub Jelinek <jakub@redhat.com>
7923 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
7925 2019-01-12 Tom de Vries <tdevries@suse.de>
7927 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
7928 region calling vector-partitionable routine, set default_vector_length
7931 2019-01-12 Tom de Vries <tdevries@suse.de>
7933 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
7934 variable default_vector_length.
7936 2019-01-12 Tom de Vries <tdevries@suse.de>
7939 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
7940 from oacc_default_dims, as oacc_validate_dims would do it, and apply
7943 2019-01-12 Tom de Vries <tdevries@suse.de>
7945 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
7946 (nvptx_goacc_validate_dims): Add used parameter.
7947 * doc/tm.texi: Regenerate.
7948 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
7949 argument to call to targetm.goacc.validate_dims.
7950 (default_goacc_validate_dims): Add used
7952 * target.def (validate_dims): Add used parameter in DEFHOOK.
7953 * targhooks.h (default_goacc_validate_dims): Add used parameter.
7955 2019-01-11 Jakub Jelinek <jakub@redhat.com>
7959 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
7961 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
7962 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
7963 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
7964 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
7966 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
7968 PR rtl-optimization/87305
7970 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
7971 for little endian pseudos used as paradoxical subreg.
7973 2019-01-11 Jakub Jelinek <jakub@redhat.com>
7975 PR tree-optimization/88693
7976 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
7977 for STRING_CSTs that don't contain any NUL characters in the first
7978 TREE_STRING_LENGTH bytes.
7980 2019-01-11 Alan Modra <amodra@gmail.com>
7984 * genattrtab.c (min_fn): Don't translate values.
7985 (min_attr_value): Return INT_MAX when the value can't be calculated.
7986 Return minimum among any values that can be calculated.
7987 (max_attr_value): Adjust.
7989 2019-01-11 Jakub Jelinek <jakub@redhat.com>
7991 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
7993 2019-01-11 Steve Ellcey <sellcey@marvell.com>
7995 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
7996 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
7997 (aarch64_return_call_with_max_clobbers): New function.
7998 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
7999 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
8001 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
8002 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
8003 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
8004 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
8005 * cselib.c (cselib_process_insn): Add argument to
8006 targetm.hard_regno_call_part_clobbered call.
8007 * ira-conflicts.c (ira_build_conflicts): Ditto.
8008 * ira-costs.c (ira_tune_allocno_costs): Ditto.
8009 * lra-constraints.c (inherit_reload_reg): Ditto.
8010 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
8011 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
8012 argument. Call targetm.return_call_with_max_clobbers.
8013 Add argument to targetm.hard_regno_call_part_clobbered call.
8014 (calls_have_same_clobbers_p): New function.
8015 (process_bb_lives): Add call_insn and last_call_insn variables.
8016 Pass call_insn to check_pseudos_live_through_calls.
8017 Modify if stmt to check targetm.return_call_with_max_clobbers.
8018 Update setting of flush variable.
8019 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
8021 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
8022 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
8023 targetm.hard_regno_call_part_clobbered call.
8024 * reginfo.c (choose_hard_reg_mode): Ditto.
8025 * regrename.c (check_new_reg_p): Ditto.
8026 * reload.c (find_equiv_reg): Ditto.
8027 * reload1.c (emit_reload_insns): Ditto.
8028 * sched-deps.c (deps_analyze_insn): Ditto.
8029 * sel-sched.c (init_regs_for_mode): Ditto.
8030 (mark_unavailable_hard_regs): Ditto.
8031 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
8032 * target.def (hard_regno_call_part_clobbered): Add insn argument.
8033 (return_call_with_max_clobbers): New target function.
8034 * doc/tm.texi: Regenerate.
8035 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
8036 * hooks.c (hook_bool_uint_mode_false): Change to
8037 hook_bool_insn_uint_mode_false.
8038 * hooks.h (hook_bool_uint_mode_false): Ditto.
8040 2019-01-11 Steve Ellcey <sellcey@marvell.com>
8042 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
8043 (aarch64_remove_extra_call_preserved_regs): New function.
8044 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
8045 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
8046 * doc/tm.texi: Regenerate.
8047 * final.c (get_call_reg_set_usage): Call new hook.
8048 * target.def (remove_extra_call_preserved_regs): New hook.
8049 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
8050 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
8052 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8055 * passes.c (finish_optimization_passes): Call print_combine_total_stats
8056 inside of pass_combine_1 dump rather than pass_profile_1.
8058 2019-01-11 Tom de Vries <tdevries@suse.de>
8060 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
8061 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
8062 (PTX_NUM_PER_WORKER_BARRIERS): Define.
8063 (nvptx_apply_dim_limits): Prevent vector_length 64 and
8066 2019-01-11 Tom de Vries <tdevries@suse.de>
8068 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
8070 2019-01-11 Jan Beulich <jbeulich@suse.com>
8072 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
8073 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
8074 sse2_cvtsi2sd): Add {l}.
8075 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
8078 2019-01-10 Jakub Jelinek <jakub@redhat.com>
8081 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
8083 (*float<floatunssuffix>v2div2sf2): New define_insn.
8084 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
8085 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
8086 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
8087 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
8088 match_operands with "const0_operand" "C".
8090 2019-01-10 Tamar Christina <tamar.christina@arm.com>
8092 * config/aarch64/aarch64-builtins.c
8093 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
8094 (aarch64_init_simd_builtins): ...Here
8096 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
8098 PR rtl-optimization/87305
8100 (setup_live_pseudos_and_spill_after_risky_transforms): Check
8101 allocation for big endian pseudos used as paradoxical subregs and
8102 spill them if it is wrong.
8103 * lra-constraints.c (lra_constraints): Add a comment.
8105 2019-01-10 Richard Biener <rguenther@suse.de>
8107 PR tree-optimization/88792
8108 * tree-ssa-pre.c (get_representative_for): Do not return a
8111 2019-01-10 Jakub Jelinek <jakub@redhat.com>
8115 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
8116 (assign_parm_setup_block): Do the argument slot realignment here
8119 2019-01-10 Stefan Agner <stefan@agner.ch>
8122 * config/arm/arm.c (arm_option_override_internal): Force
8123 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
8125 2019-01-10 Jakub Jelinek <jakub@redhat.com>
8128 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
8131 2019-01-10 Tamar Christina <tamar.christina@arm.com>
8133 * config/arm/arm-builtins.c
8134 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
8135 (MAC_LANE_PAIR_QUALIFIERS): New.
8136 (arm_expand_builtin_args): Use it.
8137 (arm_expand_builtin_1): Likewise.
8138 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
8139 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
8140 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
8141 * config/arm/arm_neon.h:
8142 (vcadd_rot90_f16): New.
8143 (vcaddq_rot90_f16): New.
8144 (vcadd_rot270_f16): New.
8145 (vcaddq_rot270_f16): New.
8148 (vcmla_lane_f16): New.
8149 (vcmla_laneq_f16): New.
8150 (vcmlaq_lane_f16): New.
8151 (vcmlaq_laneq_f16): New.
8152 (vcmla_rot90_f16): New.
8153 (vcmlaq_rot90_f16): New.
8154 (vcmla_rot90_lane_f16): New.
8155 (vcmla_rot90_laneq_f16): New.
8156 (vcmlaq_rot90_lane_f16): New.
8157 (vcmlaq_rot90_laneq_f16): New.
8158 (vcmla_rot180_f16): New.
8159 (vcmlaq_rot180_f16): New.
8160 (vcmla_rot180_lane_f16): New.
8161 (vcmla_rot180_laneq_f16): New.
8162 (vcmlaq_rot180_lane_f16): New.
8163 (vcmlaq_rot180_laneq_f16): New.
8164 (vcmla_rot270_f16): New.
8165 (vcmlaq_rot270_f16): New.
8166 (vcmla_rot270_lane_f16): New.
8167 (vcmla_rot270_laneq_f16): New.
8168 (vcmlaq_rot270_lane_f16): New.
8169 (vcmlaq_rot270_laneq_f16): New.
8170 (vcadd_rot90_f32): New.
8171 (vcaddq_rot90_f32): New.
8172 (vcadd_rot270_f32): New.
8173 (vcaddq_rot270_f32): New.
8176 (vcmla_lane_f32): New.
8177 (vcmla_laneq_f32): New.
8178 (vcmlaq_lane_f32): New.
8179 (vcmlaq_laneq_f32): New.
8180 (vcmla_rot90_f32): New.
8181 (vcmlaq_rot90_f32): New.
8182 (vcmla_rot90_lane_f32): New.
8183 (vcmla_rot90_laneq_f32): New.
8184 (vcmlaq_rot90_lane_f32): New.
8185 (vcmlaq_rot90_laneq_f32): New.
8186 (vcmla_rot180_f32): New.
8187 (vcmlaq_rot180_f32): New.
8188 (vcmla_rot180_lane_f32): New.
8189 (vcmla_rot180_laneq_f32): New.
8190 (vcmlaq_rot180_lane_f32): New.
8191 (vcmlaq_rot180_laneq_f32): New.
8192 (vcmla_rot270_f32): New.
8193 (vcmlaq_rot270_f32): New.
8194 (vcmla_rot270_lane_f32): New.
8195 (vcmla_rot270_laneq_f32): New.
8196 (vcmlaq_rot270_lane_f32): New.
8197 (vcmlaq_rot270_laneq_f32): New.
8198 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
8199 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
8200 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
8201 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
8202 vcmlaq_lane270): New.
8203 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
8204 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
8205 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
8206 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
8207 (arm_option_reconfigure_globals): Use them.
8208 * config/arm/iterators.md (VDF, VQ_HSF): New.
8209 (VCADD, VCMLA): New.
8210 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
8211 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
8213 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
8214 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
8216 2019-01-10 Tamar Christina <tamar.christina@arm.com>
8218 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
8219 Add qualifier_lane_pair_index.
8220 (emit-rtl.h): Include.
8221 (TYPES_QUADOP_LANE_PAIR): New.
8222 (aarch64_simd_expand_args): Use it.
8223 (aarch64_simd_expand_builtin): Likewise.
8224 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
8226 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
8227 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
8228 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
8229 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
8230 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
8231 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
8232 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
8233 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
8234 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
8235 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
8236 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
8237 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
8238 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
8239 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
8240 Add __ARM_FEATURE_COMPLEX.
8241 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
8242 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
8243 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
8244 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
8245 fcmlaq_lane270): New.
8246 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
8247 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
8248 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
8249 * config/aarch64/arm_neon.h:
8250 (vcadd_rot90_f16): New.
8251 (vcaddq_rot90_f16): New.
8252 (vcadd_rot270_f16): New.
8253 (vcaddq_rot270_f16): New.
8256 (vcmla_lane_f16): New.
8257 (vcmla_laneq_f16): New.
8258 (vcmlaq_lane_f16): New.
8259 (vcmlaq_rot90_lane_f16): New.
8260 (vcmla_rot90_laneq_f16): New.
8261 (vcmla_rot90_lane_f16): New.
8262 (vcmlaq_rot90_f16): New.
8263 (vcmla_rot90_f16): New.
8264 (vcmlaq_laneq_f16): New.
8265 (vcmla_rot180_laneq_f16): New.
8266 (vcmla_rot180_lane_f16): New.
8267 (vcmlaq_rot180_f16): New.
8268 (vcmla_rot180_f16): New.
8269 (vcmlaq_rot90_laneq_f16): New.
8270 (vcmlaq_rot270_laneq_f16): New.
8271 (vcmlaq_rot270_lane_f16): New.
8272 (vcmla_rot270_laneq_f16): New.
8273 (vcmlaq_rot270_f16): New.
8274 (vcmla_rot270_f16): New.
8275 (vcmlaq_rot180_laneq_f16): New.
8276 (vcmlaq_rot180_lane_f16): New.
8277 (vcmla_rot270_lane_f16): New.
8278 (vcadd_rot90_f32): New.
8279 (vcaddq_rot90_f32): New.
8280 (vcaddq_rot90_f64): New.
8281 (vcadd_rot270_f32): New.
8282 (vcaddq_rot270_f32): New.
8283 (vcaddq_rot270_f64): New.
8287 (vcmla_lane_f32): New.
8288 (vcmla_laneq_f32): New.
8289 (vcmlaq_lane_f32): New.
8290 (vcmlaq_laneq_f32): New.
8291 (vcmla_rot90_f32): New.
8292 (vcmlaq_rot90_f32): New.
8293 (vcmlaq_rot90_f64): New.
8294 (vcmla_rot90_lane_f32): New.
8295 (vcmla_rot90_laneq_f32): New.
8296 (vcmlaq_rot90_lane_f32): New.
8297 (vcmlaq_rot90_laneq_f32): New.
8298 (vcmla_rot180_f32): New.
8299 (vcmlaq_rot180_f32): New.
8300 (vcmlaq_rot180_f64): New.
8301 (vcmla_rot180_lane_f32): New.
8302 (vcmla_rot180_laneq_f32): New.
8303 (vcmlaq_rot180_lane_f32): New.
8304 (vcmlaq_rot180_laneq_f32): New.
8305 (vcmla_rot270_f32): New.
8306 (vcmlaq_rot270_f32): New.
8307 (vcmlaq_rot270_f64): New.
8308 (vcmla_rot270_lane_f32): New.
8309 (vcmla_rot270_laneq_f32): New.
8310 (vcmlaq_rot270_lane_f32): New.
8311 (vcmlaq_rot270_laneq_f32): New.
8312 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
8313 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
8314 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
8315 (FCADD, FCMLA): New.
8317 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
8319 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
8323 * config/pa/pa.c: Change "can not" to "cannot".
8324 * gimple-ssa-evrp-analyze.c: Likewise.
8325 * ipa-icf.c: Likewise.
8326 * ipa-polymorphic-call.c: Likewise.
8327 * ipa-pure-const.c: Likewise.
8328 * lra-constraints.c: Likewise.
8329 * lra-remat.c: Likewise.
8330 * reload1.c: Likewise.
8331 * reorg.c: Likewise.
8332 * tree-ssa-uninit.c: Likewise.
8334 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
8338 * Makefile.in: Mechanically replace "can not" with "cannot".
8339 * alias.c: Likewise.
8340 * builtins.c: Likewise.
8341 * calls.c: Likewise.
8342 * cgraph.c: Likewise.
8343 * cgraph.h: Likewise.
8344 * cgraphclones.c: Likewise.
8345 * cgraphunit.c: Likewise.
8346 * combine-stack-adj.c: Likewise.
8347 * combine.c: Likewise.
8348 * common/config/i386/i386-common.c: Likewise.
8349 * config/aarch64/aarch64.c: Likewise.
8350 * config/alpha/sync.md: Likewise.
8351 * config/arc/arc.c: Likewise.
8352 * config/arc/predicates.md: Likewise.
8353 * config/arm/arm-c.c: Likewise.
8354 * config/arm/arm.c: Likewise.
8355 * config/arm/arm.h: Likewise.
8356 * config/arm/arm.md: Likewise.
8357 * config/arm/cortex-r4f.md: Likewise.
8358 * config/csky/csky.c: Likewise.
8359 * config/csky/csky.h: Likewise.
8360 * config/darwin-f.c: Likewise.
8361 * config/epiphany/epiphany.md: Likewise.
8362 * config/i386/i386.c: Likewise.
8363 * config/i386/sol2.h: Likewise.
8364 * config/m68k/m68k.c: Likewise.
8365 * config/mcore/mcore.h: Likewise.
8366 * config/microblaze/microblaze.md: Likewise.
8367 * config/mips/20kc.md: Likewise.
8368 * config/mips/sb1.md: Likewise.
8369 * config/nds32/nds32.c: Likewise.
8370 * config/nds32/predicates.md: Likewise.
8371 * config/pa/pa.c: Likewise.
8372 * config/rs6000/e300c2c3.md: Likewise.
8373 * config/rs6000/rs6000.c: Likewise.
8374 * config/s390/s390.h: Likewise.
8375 * config/sh/sh.c: Likewise.
8376 * config/sh/sh.md: Likewise.
8377 * config/spu/vmx2spu.h: Likewise.
8378 * cprop.c: Likewise.
8379 * dbxout.c: Likewise.
8380 * df-scan.c: Likewise.
8381 * doc/cfg.texi: Likewise.
8382 * doc/extend.texi: Likewise.
8383 * doc/fragments.texi: Likewise.
8384 * doc/gty.texi: Likewise.
8385 * doc/invoke.texi: Likewise.
8386 * doc/lto.texi: Likewise.
8387 * doc/md.texi: Likewise.
8388 * doc/objc.texi: Likewise.
8389 * doc/rtl.texi: Likewise.
8390 * doc/tm.texi: Likewise.
8392 * emit-rtl.c: Likewise.
8393 * emit-rtl.h: Likewise.
8394 * except.c: Likewise.
8395 * expmed.c: Likewise.
8397 * fold-const.c: Likewise.
8398 * genautomata.c: Likewise.
8399 * gimple-fold.c: Likewise.
8400 * hard-reg-set.h: Likewise.
8401 * ifcvt.c: Likewise.
8402 * ipa-comdats.c: Likewise.
8403 * ipa-cp.c: Likewise.
8404 * ipa-devirt.c: Likewise.
8405 * ipa-fnsummary.c: Likewise.
8406 * ipa-icf.c: Likewise.
8407 * ipa-inline-transform.c: Likewise.
8408 * ipa-inline.c: Likewise.
8409 * ipa-polymorphic-call.c: Likewise.
8410 * ipa-profile.c: Likewise.
8411 * ipa-prop.c: Likewise.
8412 * ipa-pure-const.c: Likewise.
8413 * ipa-reference.c: Likewise.
8414 * ipa-split.c: Likewise.
8415 * ipa-visibility.c: Likewise.
8417 * ira-build.c: Likewise.
8418 * ira-color.c: Likewise.
8419 * ira-conflicts.c: Likewise.
8420 * ira-costs.c: Likewise.
8421 * ira-int.h: Likewise.
8422 * ira-lives.c: Likewise.
8425 * loop-invariant.c: Likewise.
8426 * loop-unroll.c: Likewise.
8427 * lower-subreg.c: Likewise.
8428 * lra-assigns.c: Likewise.
8429 * lra-constraints.c: Likewise.
8430 * lra-eliminations.c: Likewise.
8431 * lra-lives.c: Likewise.
8432 * lra-remat.c: Likewise.
8433 * lra-spills.c: Likewise.
8435 * lto-cgraph.c: Likewise.
8436 * lto-streamer-out.c: Likewise.
8437 * postreload-gcse.c: Likewise.
8438 * predict.c: Likewise.
8439 * profile-count.h: Likewise.
8440 * profile.c: Likewise.
8441 * recog.c: Likewise.
8443 * reload.c: Likewise.
8444 * reload1.c: Likewise.
8445 * reorg.c: Likewise.
8446 * resource.c: Likewise.
8447 * rtl.def: Likewise.
8449 * rtlanal.c: Likewise.
8450 * sched-deps.c: Likewise.
8451 * sched-ebb.c: Likewise.
8452 * sched-rgn.c: Likewise.
8453 * sel-sched-ir.c: Likewise.
8454 * sel-sched.c: Likewise.
8455 * shrink-wrap.c: Likewise.
8456 * simplify-rtx.c: Likewise.
8457 * symtab.c: Likewise.
8458 * target.def: Likewise.
8459 * toplev.c: Likewise.
8460 * tree-call-cdce.c: Likewise.
8461 * tree-cfg.c: Likewise.
8462 * tree-complex.c: Likewise.
8463 * tree-core.h: Likewise.
8464 * tree-eh.c: Likewise.
8465 * tree-inline.c: Likewise.
8466 * tree-loop-distribution.c: Likewise.
8467 * tree-nrv.c: Likewise.
8468 * tree-profile.c: Likewise.
8469 * tree-sra.c: Likewise.
8470 * tree-ssa-alias.c: Likewise.
8471 * tree-ssa-dce.c: Likewise.
8472 * tree-ssa-dom.c: Likewise.
8473 * tree-ssa-forwprop.c: Likewise.
8474 * tree-ssa-loop-im.c: Likewise.
8475 * tree-ssa-loop-ivcanon.c: Likewise.
8476 * tree-ssa-loop-ivopts.c: Likewise.
8477 * tree-ssa-loop-niter.c: Likewise.
8478 * tree-ssa-phionlycprop.c: Likewise.
8479 * tree-ssa-phiopt.c: Likewise.
8480 * tree-ssa-propagate.c: Likewise.
8481 * tree-ssa-threadedge.c: Likewise.
8482 * tree-ssa-threadupdate.c: Likewise.
8483 * tree-ssa-uninit.c: Likewise.
8484 * tree-ssanames.c: Likewise.
8485 * tree-streamer-out.c: Likewise.
8488 * vr-values.c: Likewise.
8490 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
8492 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
8493 (ix86_split_xorsign): Ditto.
8494 * config/i386/i386.c (ix86_expand_xorsign): New function.
8495 (ix86_split_xorsign): Ditto.
8496 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
8497 (xorsign<mode>3): New expander.
8498 (xorsign<mode>3_1): New insn_and_split pattern.
8499 * config/i386/sse.md (xorsign<mode>3): New expander.
8501 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
8503 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
8504 (*tablejump_sp64): Likewise.
8505 (*tablejump<P:mode>): ...this.
8506 (*call_address_sp32): Merge into...
8507 (*call_address_sp64): Likewise.
8508 (*call_address<P:mode>): ...this.
8509 (*call_symbolic_sp32): Merge into...
8510 (*call_symbolic_sp64): Likewise.
8511 (*call_symbolic<P:mode>): ...this.
8512 (call_value): Remove constraint and add predicate.
8513 (*call_value_address_sp32): Merge into...
8514 (*call_value_address_sp64): Likewise.
8515 (*call_value_address<P:mode>): ...this.
8516 (*call_value_symbolic_sp32): Merge into...
8517 (*call_value_symbolic_sp64): Likewise.
8518 (*call_value_symbolic<P:mode>): ...this.
8519 (*sibcall_symbolic_sp32): Merge into...
8520 (*sibcall_symbolic_sp64): Likewise.
8521 (*sibcall_symbolic<P:mode>): ...this.
8522 (sibcall_value): Remove constraint and add predicate.
8523 (*sibcall_value_symbolic_sp32): Merge into...
8524 (*sibcall_value_symbolic_sp64): Likewise.
8525 (*sibcall_value_symbolic<P:mode>): ...this.
8526 (window_save): Minor tweak.
8527 (*branch_sp32): Merge into...
8528 (*branch_sp64): Likewise.
8529 (*branch<P:mode>): ...this.
8531 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
8532 James Clarke <jrtc27@jrtc27.com>
8535 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
8536 consistently in TLS address generation and adjust code to the renaming
8537 of patterns. Mark calls to __tls_get_addr as const.
8538 * config/sparc/sparc.md (tgd_hi22): Turn into...
8539 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
8540 (tgd_lo10): Turn into...
8541 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
8542 (tgd_add32): Merge into...
8543 (tgd_add64): Likewise.
8544 (tgd_add<P:mode>): ...this and use Pmode throughout.
8545 (tldm_hi22): Turn into...
8546 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
8547 (tldm_lo10): Turn into...
8548 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
8549 (tldm_add32): Merge into...
8550 (tldm_add64): Likewise.
8551 (tldm_add<P:mode>): ...this and use Pmode throughout.
8552 (tldm_call32): Merge into...
8553 (tldm_call64): Likewise.
8554 (tldm_call<P:mode>): ...this and use Pmode throughout.
8555 (tldo_hix22): Turn into...
8556 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
8557 (tldo_lox10): Turn into...
8558 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
8559 (tldo_add32): Merge into...
8560 (tldo_add64): Likewise.
8561 (tldo_add<P:mode>): ...this and use Pmode throughout.
8562 (tie_hi22): Turn into...
8563 (tie_hi22<P:mode>): ...this and use Pmode throughout.
8564 (tie_lo10): Turn into...
8565 (tie_lo10<P:mode>): ...this and use Pmode throughout.
8566 (tie_ld64): Use DImode throughout.
8567 (tie_add32): Merge into...
8568 (tie_add64): Likewise.
8569 (tie_add<P:mode>): ...this and use Pmode throughout.
8570 (tle_hix22_sp32): Merge into...
8571 (tle_hix22_sp64): Likewise.
8572 (tle_hix22<P:mode>): ...this and use Pmode throughout.
8573 (tle_lox22_sp32): Merge into...
8574 (tle_lox22_sp64): Likewise.
8575 (tle_lox22<P:mode>): ...this and use Pmode throughout.
8576 (*tldo_ldub_sp32): Merge into...
8577 (*tldo_ldub_sp64): Likewise.
8578 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
8579 (*tldo_ldub1_sp32): Merge into...
8580 (*tldo_ldub1_sp64): Likewise.
8581 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
8582 (*tldo_ldub2_sp32): Merge into...
8583 (*tldo_ldub2_sp64): Likewise.
8584 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
8585 (*tldo_ldsb1_sp32): Merge into...
8586 (*tldo_ldsb1_sp64): Likewise.
8587 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
8588 (*tldo_ldsb2_sp32): Merge into...
8589 (*tldo_ldsb2_sp64): Likewise.
8590 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
8591 (*tldo_ldub3_sp64): Use DImode throughout.
8592 (*tldo_ldsb3_sp64): Likewise.
8593 (*tldo_lduh_sp32): Merge into...
8594 (*tldo_lduh_sp64): Likewise.
8595 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
8596 (*tldo_lduh1_sp32): Merge into...
8597 (*tldo_lduh1_sp64): Likewise.
8598 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
8599 (*tldo_ldsh1_sp32): Merge into...
8600 (*tldo_ldsh1_sp64): Likewise.
8601 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
8602 (*tldo_lduh2_sp64): Use DImode throughout.
8603 (*tldo_ldsh2_sp64): Likewise.
8604 (*tldo_lduw_sp32): Merge into...
8605 (*tldo_lduw_sp64): Likewise.
8606 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
8607 (*tldo_lduw1_sp64): Use DImode throughout.
8608 (*tldo_ldsw1_sp64): Likewise.
8609 (*tldo_ldx_sp64): Likewise.
8610 (*tldo_stb_sp32): Merge into...
8611 (*tldo_stb_sp64): Likewise.
8612 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
8613 (*tldo_sth_sp32): Merge into...
8614 (*tldo_sth_sp64): Likewise.
8615 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
8616 (*tldo_stw_sp32): Merge into...
8617 (*tldo_stw_sp64): Likewise.
8618 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
8619 (*tldo_stx_sp64): Use DImode throughout.
8621 2018-01-09 Sudakshina Das <sudi.das@arm.com>
8623 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
8624 check configure option to set BTI and Return Address Signing.
8625 * configure.ac: Add --enable-standard-branch-protection and
8626 --disable-standard-branch-protection.
8627 * configure: Regenerated.
8628 * doc/install.texi: Document the same.
8630 2018-01-09 Sudakshina Das <sudi.das@arm.com>
8631 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8633 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
8634 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
8635 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
8637 * config/aarch64/aarch64-bti-insert.c: New file.
8638 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
8640 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
8642 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
8643 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
8644 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
8645 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
8647 2018-01-09 Sudakshina Das <sudi.das@arm.com>
8649 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
8650 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
8651 Disable bti for -mbranch-protection=none.
8652 (aarch64_handle_standard_branch_protection): Enable bti for
8653 -mbranch-protection=standard.
8654 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
8655 -mbranch-protection.
8656 (aarch64_bti_enabled): Check if bti is enabled.
8657 * config/aarch64/aarch64.opt: Declare target variable.
8658 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
8660 2018-01-09 Sudakshina Das <sudi.das@arm.com>
8662 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
8663 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
8664 (aarch64_expand_epilogue): Likewise.
8665 (aarch64_output_mi_thunk): Likewise
8666 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
8667 TAILCALL_ADDR_REGS to x16 and x17.
8668 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
8670 2018-01-09 Sudakshina Das <sudi.das@arm.com>
8672 * config/aarch64/aarch64-option-extensions.def: Define
8673 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
8674 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
8675 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
8676 (AARCH64_FL_PREDRES): New.
8677 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
8678 AARCH64_FL_PREDRES by default.
8679 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
8681 2018-01-09 Sudakshina Das <sudi.das@arm.com>
8683 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
8685 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
8686 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
8687 * doc/invoke.texi: Document ARMv8.5-A.
8689 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
8691 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
8692 (xorsign<mode>3): Likewise.
8694 2019-01-09 Jelinek <jakub@redhat.com>
8697 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
8698 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
8700 PR rtl-optimization/88331
8701 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
8702 not currently_expanding_to_rtl.
8704 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
8706 * doc/invoke.texi (-Os): Remove trailing spaces.
8707 (-finline-functions): Remove reference to -O2.
8709 2019-01-08 Jakub Jelinek <jakub@redhat.com>
8711 PR rtl-optimization/79593
8712 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
8714 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
8715 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
8717 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
8720 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
8724 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
8725 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
8727 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
8730 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
8731 ix86_avx_u128_mode_entry.
8733 2019-01-08 Martin Liska <mliska@suse.cz>
8735 PR tree-optimization/88753
8736 * tree-switch-conversion.c (switch_conversion::build_one_array):
8737 Come up with local variable constructor. Convert first to
8738 type of constructor values.
8740 2019-01-08 Richard Biener <rguenther@suse.de>
8742 PR tree-optimization/86554
8743 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
8744 rpo_avail): Move earlier.
8745 (visit_nary_op): When value-numbering to expressions
8746 with different overflow behavior make sure there's an
8747 available expression on the path.
8749 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
8751 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
8752 aarch64_parse_branch_protection,
8753 struct aarch64_branch_protect_type,
8754 aarch64_handle_no_branch_protection,
8755 aarch64_handle_standard_branch_protection,
8756 aarch64_validate_mbranch_protection,
8757 aarch64_handle_pac_ret_protection,
8758 aarch64_handle_attr_branch_protection,
8759 accepted_branch_protection_string,
8760 aarch64_pac_ret_subtypes,
8761 aarch64_branch_protect_types,
8762 aarch64_handle_pac_ret_leaf): Define.
8763 (aarch64_override_options_after_change_1, aarch64_override_options):
8764 Add check for accepted_branch_protection_string.
8765 (aarch64_option_save): Save accepted_branch_protection_string.
8766 (aarch64_option_restore): Save accepted_branch_protection_string.
8767 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
8768 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
8769 msign-return-address.
8770 * doc/invoke.texi: Add mbranch-protection.
8772 2019-01-08 Alan Modra <amodra@gmail.com>
8775 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
8776 Delete "unknownp" parameter. Adjust callers. Handle
8777 CONST_INT, PLUS, MINUS, and MULT.
8778 (attr_value_aligned): Renamed from or_attr_value.
8779 (min_attr_value): Return INT_MIN for unhandled rtl case..
8780 (min_fn): ..and translate to INT_MAX here.
8781 (write_length_unit_log): Modify to cope without "unknown".
8782 (write_attr_value): Handle IF_THEN_ELSE.
8784 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
8786 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
8787 optimization for masked stores.
8789 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
8792 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
8793 output vector directly to duplicate_and_interleave instead of
8794 going through a temporary. Postpone insertion of ctor_seq to
8795 the end of the loop.
8797 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
8800 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
8801 unsigned_p. Handle signed and unsigned overflow correction as
8803 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
8805 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
8807 (add<mode>3_compareV_imm): Make this callable for expanding.
8808 (subv<GPI:mode>4): Use register_operand for operand 1. Use
8809 aarch64_plus_operand for operand 2.
8810 (subv<GPI:mode>_insn): New insn pattern.
8811 (subv<GPI:mode>_imm): Likewise.
8812 (negv<GPI:mode>3): New expand pattern.
8813 (negv<GPI:mode>_insn): New insn pattern.
8814 (negv<GPI:mode>_cmp_only): Likewise.
8815 (cmpv<GPI:mode>_insn): Likewise.
8816 (subvti4): Use register_operand for operand 1. Update call to
8817 aarch64_expand_subvti.
8818 (usubvti4): Likewise.
8819 (negvti3): New expand pattern.
8820 (negdi_carryout): New insn pattern.
8821 (negvdi_carryinV): New insn pattern.
8822 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
8823 version the named version.
8824 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
8826 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
8828 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
8830 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
8831 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
8832 (sub<mode>3_carryinCV): Delete.
8833 (sub<GPI:mode>3_carryinV): New expand pattern.
8834 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
8836 2019-01-07 Richard Biener <rguenther@suse.de>
8838 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
8839 of tree_operand_hash.
8841 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
8843 PR tree-optimization/88598
8844 * tree.h (single_nonzero_element): Declare.
8845 * tree.c (single_nonzero_element): New function.
8846 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
8847 if I is the only nonzero element of CST.
8849 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
8851 PR tree-optimization/88598
8852 * tree.h (initializer_each_zero_or_onep): Declare.
8853 * tree.c (initializer_each_zero_or_onep): New function.
8854 (signed_or_unsigned_type_for): Handle float types too.
8855 (unsigned_type_for, signed_type_for): Update comments accordingly.
8856 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
8857 x & { 0 or -1, 0 or -1, ... }.
8859 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
8861 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
8862 with x86_64-pc-linux-gnu.
8864 2019-01-07 Tom de Vries <tdevries@suse.de>
8867 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
8869 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
8872 2019-01-07 Jakub Jelinek <jakub@redhat.com>
8874 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
8875 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
8876 TARGET_AVX512F as condition.
8879 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
8880 const_not_ok_for_debug_p target hook.
8881 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
8882 on UNSPEC and subexpressions thereof if all subexpressions of the
8883 UNSPEC are CONSTANT_P.
8885 PR tree-optimization/88676
8886 * tree-ssa-phiopt.c (two_value_replacement): New function.
8887 (tree_ssa_phiopt_worker): Call it.
8890 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
8891 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
8894 * tree-vect-generic.c: Include insn-config.h and recog.h.
8895 (expand_vector_piecewise): Add defaulted ret_type argument,
8896 if non-NULL, use that in preference to type for the result type.
8897 (expand_vector_parallel): Formatting fix.
8898 (do_vec_conversion, do_vec_narrowing_conversion,
8899 expand_vector_conversion): New functions.
8900 (expand_vector_operations_1): Call expand_vector_conversion
8901 for VEC_CONVERT ifn calls.
8902 * internal-fn.def (VEC_CONVERT): New internal function.
8903 * internal-fn.c (expand_VEC_CONVERT): New function.
8904 * fold-const-call.c (fold_const_vec_convert): New function.
8905 (fold_const_call): Use it for CFN_VEC_CONVERT.
8906 * doc/extend.texi (__builtin_convertvector): Document.
8908 2019-01-07 Tom de Vries <tdevries@suse.de>
8910 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
8911 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
8912 vector_red_partition, vector_red_sym): New global variables.
8913 (nvptx_option_override): Initialize vector_red_sym.
8914 (nvptx_declare_function_name): Restore red_partition register.
8915 (nvptx_file_end): Emit code to declare the vector reduction variables.
8916 (nvptx_output_red_partition): New function.
8917 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
8918 large vector reductions.
8919 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
8920 (nvptx_init_builtins): Add VECTOR_ADDR.
8921 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
8922 Handle nvptx_expand_shared_addr.
8923 (nvptx_get_shared_red_addr): Add vector argument and handle large
8925 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
8927 (nvptx_goacc_reduction_init): Likewise.
8928 (nvptx_goacc_reduction_fini): Likewise.
8929 (nvptx_goacc_reduction_teardown): Likewise.
8930 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
8931 init,fini,teardown}.
8932 (nvptx_init_axis_predicate): Initialize vector_red_partition.
8933 (nvptx_set_current_function): Init vector_red_partition.
8934 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
8935 (nvptx_red_partition): New insn.
8936 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
8938 2019-01-07 Tom de Vries <tdevries@suse.de>
8941 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
8944 2019-01-07 Tom de Vries <tdevries@suse.de>
8946 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
8947 (nvptx_option_override): Init oacc_bcast_partition.
8948 (nvptx_init_oacc_workers): New function.
8949 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
8950 (nvptx_needs_shared_bcast): New function.
8951 (nvptx_find_par): Generalize to enable vectors to use shared-memory
8953 (nvptx_shared_propagate): Initialize vector bcast partition and
8954 synchronization state.
8955 (nvptx_single): Generalize to enable vectors to use shared-memory
8957 (nvptx_process_pars): Likewise.
8958 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
8959 * config/nvptx/nvptx.h (struct machine_function): Add
8960 bcast_partition and sync_bar members.
8962 2019-01-07 Tom de Vries <tdevries@suse.de>
8964 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
8965 (nvptx_apply_dim_limits): New function.
8966 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
8969 2019-01-07 Tom de Vries <tdevries@suse.de>
8971 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
8972 as late as possible.
8974 2019-01-07 Tom de Vries <tdevries@suse.de>
8976 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
8977 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
8978 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
8979 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
8980 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
8982 2019-01-07 Tom de Vries <tdevries@suse.de>
8984 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
8986 2019-01-07 Tom de Vries <tdevries@suse.de>
8988 * omp-offload.c (oacc_get_min_dim): New function.
8989 * omp-offload.h (oacc_get_min_dim): Declare.
8991 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
8994 * config/i386/i386.c (function_value_ms_64): Return small sturct in
8995 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
8997 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9001 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
9003 * ipa-inline.c (edge_badness): Use inlined_time instead of
9004 inline_summaries->get.
9006 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9008 * opts.c (enable_fdo_optimizations): Enable
9009 version-loops-for-strides, loop-interchange, unrol-and-jam
9010 and tree-loop-distribution.
9011 * invoke.texi: Document newly enabled options.
9013 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9015 * doc/invoke.texi (max-inline-insns-small): New parameters.
9016 * ipa-inline.c (want_early_inline_function_p): simplify.
9017 (want_inline_small_function_p): Fix pasto from previous patch;
9018 use max-inline-insns-small bound.
9019 * params.def (max-inline-insns-small): New param.
9020 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
9021 variables correctly.
9023 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9025 * doc/invoke.texi: Document max-inline-insns-size,
9026 uninlined-function-insns, uninlined-function-time,
9027 uninlined-thunk-insns and uninlined-thunk-time.
9028 * params.def: Add max-inline-insns-size,
9029 uninlined-function-insns, uninlined-function-time,
9030 uninlined-thunk-insns and uninlined-thunk-time.
9031 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
9033 * ipa-inline.c (can_inline_edge_by_limits_p,
9034 want_inline_small_function_p): Use new parameters.
9036 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9038 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
9040 2019-01-05 Jakub Jelinek <jakub@redhat.com>
9044 * expr.c (expand_assignment): For calls returning VLA structures
9045 if to_rtx is not a MEM, force it into a stack temporary.
9048 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
9049 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
9050 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
9051 subexpressions of both operands.
9052 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
9053 subrtxes are CONSTANT_P.
9054 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
9057 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
9059 * params.def (hot-bb-count-ws-permille): Set to 990.
9061 2019-01-04 Martin Sebor <msebor@redhat.com>
9064 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
9067 2019-01-04 Martin Sebor <msebor@redhat.com>
9070 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
9072 2019-01-04 Jakub Jelinek <jakub@redhat.com>
9074 * gdbinit.in: Turn off pagination for the skip commands, restore
9075 it to previous state afterwards.
9077 2019-01-04 Jakub Jelinek <jakub@redhat.com>
9080 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
9081 of GET_MODE (opN) as modes of the libcall arguments.
9083 2019-01-04 Jan Beulich <jbeulich@suse.com>
9085 * config/i386/sse.md
9086 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
9087 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
9088 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
9089 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
9090 avx512f_vmcmp<mode>3<round_saeonly_name>,
9091 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
9092 avx512f_maskcmp<mode>3,
9093 <avx512>_cvt<ssemodesuffix>2mask<mode>,
9094 <avx512>_cvt<ssemodesuffix>2mask<mode>,
9095 *<avx512>_cvtmask2<ssemodesuffix><mode>,
9096 *<avx512>_cvtmask2<ssemodesuffix><mode>,
9097 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
9098 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
9099 <avx512>_gt<mode>3<mask_scalar_merge_name>,
9100 <avx512>_gt<mode>3<mask_scalar_merge_name>,
9101 <avx512>_testm<mode>3<mask_scalar_merge_name>,
9102 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
9103 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
9104 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
9105 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
9106 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
9107 avx512cd_maskb_vec_dup<mode>,
9108 avx512cd_maskw_vec_dup<mode>,
9109 avx512dq_fpclass<mode><mask_scalar_merge_name>,
9110 avx512dq_vmfpclass<mode>,
9111 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
9114 2019-01-03 Martin Sebor <msebor@redhat.com>
9116 PR tree-optimization/88659
9117 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
9119 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
9121 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
9122 unaligned vsx and avoid lxvd2x/stxvd2x.
9123 (gen_lvx_v4si_move): New function.
9125 2019-01-03 Tom de Vries <tdevries@suse.de>
9127 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
9128 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
9130 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
9132 2019-01-03 Tom de Vries <tdevries@suse.de>
9134 * config/nvptx/nvptx.c (struct offload_attrs): New.
9135 (populate_offload_attrs): New function. Factor mask extraction out of
9136 nvptx_reorg. Add extraction of dimensions.
9137 (nvptx_reorg): Use populate_offload_attrs.
9139 2019-01-03 Tom de Vries <tdevries@suse.de>
9141 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
9142 cases for oacc_min_dims_p and routine_p. Add asserts for
9143 oacc_default_dims_p and offload_region_p.
9145 2019-01-03 Tom de Vries <tdevries@suse.de>
9147 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
9149 (nvptx_goacc_validate_dims): ... here.
9151 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
9153 PR tree-optimization/85574
9154 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
9156 (struct ssa_equip_hash_traits): Declare.
9157 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
9159 2019-01-03 Jakub Jelinek <jakub@redhat.com>
9162 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
9163 change it to qualified_type.
9165 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
9167 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
9168 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
9170 2019-01-02 Martin Sebor <msebor@redhat.com>
9171 Jeff Law <law@redhat.com>
9173 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
9174 (get_range_strlen_tree): Update appropriately.
9176 * gimple-fold.h (get_range_strlen): Drop unused last argument.
9178 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
9179 rather than set_range_info.
9180 * tree-ssa-strlen.c (set_strlen_range): Extracted from
9181 maybe_set_strlen_range. Handle potentially boundary crossing
9182 cases more conservatively.
9183 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
9184 Call set_strlen_range.
9185 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
9188 * gimple-fold.c (get_range_strlen): Update prototype to no longer
9189 need the flexp argument.
9190 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
9191 from calls to get_range_strlen. Update comments. Just update
9192 VAL for an unterminated const char array and let the reset of the
9193 code handle it normally. No longer try to set *flexp. Adjust
9195 (get_range_strlen): Update for the new get_range_strlen API.
9196 (get_maxval_strlen): Similarly.
9197 (gimple_fold_builtin_strlen): Handle update meaning of return value
9198 from get_range_strlen.
9199 * gimple-ssa-sprintf.c (get_string_length): Update for the new
9200 get_range_strlen API.
9202 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
9205 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
9206 false at WPA time when body was removed.
9208 2019-01-02 Martin Liska <mliska@suse.cz>
9210 PR tree-optimization/88650
9211 * predict.c (set_even_probabilities): Calculate probability
9212 remainer only when really used.
9214 2019-01-02 Richard Biener <rguenther@suse.de>
9217 * tree-data-ref.c (analyze_subscript_affine_affine): Use
9218 widest_ints when mangling max_stmt_execution results.
9220 2019-01-02 Richard Biener <rguenther@suse.de>
9222 PR tree-optimization/88621
9223 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
9224 bitfields when canoncalizing.
9226 2019-01-02 Richard Biener <rguenther@suse.de>
9229 * config/i386/x86-tune-costs.h (intel_cost): Adjust
9230 cost of cheap SSE instruction.
9232 2019-01-02 Richard Biener <rguenther@suse.de>
9235 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
9236 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
9238 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
9239 set after UIDs before splitting them.
9241 2019-01-01 Martin Sebor <msebor@redhat.com>
9242 Jeff Law <law@redhat.com>
9244 * gimple-fold.c (get_range_strlen_tree): Record if the computed
9245 length is optimistic. If it is, then arrange to compute the
9246 conservative length as well.
9248 * gimple-fold.h (get_range_strlen): Update prototype.
9249 * builtins.c (check_access): Update call to get_range_strlen to use
9250 c_strlen_data pointer. Change various variable accesses to instead
9251 pull data from the c_strlen_data structure.
9252 (check_strncat_sizes, expand_builtin_strncat): Likewise.
9253 * calls.c (maybe_warn_nonstring_arg): Likewise.
9254 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
9255 minimum length if maximum lengh is unknown.
9256 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
9257 that used c_strlen, it's no longer needed. Restructure slightly.
9258 (format_string): Set unlikely range appropriately.
9259 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
9261 (get_range_strlen): Accept c_strlen_data pointer for external
9262 call sites as well. Pass through to call to internal get_range_strlen.
9263 Adjust minlen, maxlen and maxbound as needed.
9264 (get_maxval_strlen): Update comments.
9265 (gimple_fold_builtin_strlen): Update call to get_range_strlen
9266 to use c_strlen_data pointer. Change variable accesses to instead
9267 use c_strlen_data data members.
9269 * gimple-fold.c (get_range_strlen): Update prototype.
9270 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
9271 local variables. Use pdata to return information to caller.
9272 Update calls to get_range_strlen. Update pdata->maxbound.
9273 (get_range_strlen -- static version): Similarly.
9274 (get_range_strlen -- extern version): Update for internal
9275 get_range_strlen API change. Convert to external data format.
9276 (get_maxval_strlen): Similarly.
9278 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
9280 * coverage.c (get_coverage_counts): Use current_function_decl.
9281 * profile.c (read_thunk_profile): New function.
9282 (branch_prob): Add THUNK parameter.
9283 * tree-profile.c (tree_profiling): Handle thunks.
9284 * value-prof.c (init_node_map): Handle thunks.
9285 * value-prof.h (branch_prob): Upate prototype.
9286 (read_thunk_profile): Declare.
9288 2019-01-01 Jakub Jelinek <jakub@redhat.com>
9290 Update copyright years.
9292 * gcc.c (process_command): Update copyright notice dates.
9293 * gcov-dump.c (print_version): Ditto.
9294 * gcov.c (print_version): Ditto.
9295 * gcov-tool.c (print_version): Ditto.
9296 * gengtype.c (create_file): Ditto.
9297 * doc/cpp.texi: Bump @copying's copyright year.
9298 * doc/cppinternals.texi: Ditto.
9299 * doc/gcc.texi: Ditto.
9300 * doc/gccint.texi: Ditto.
9301 * doc/gcov.texi: Ditto.
9302 * doc/install.texi: Ditto.
9303 * doc/invoke.texi: Ditto.
9305 Copyright (C) 2019 Free Software Foundation, Inc.
9307 Copying and distribution of this file, with or without modification,
9308 are permitted in any medium without royalty provided the copyright
9309 notice and this notice are preserved.