1 2019-10-11 Jim Wilson <jimw@sifive.com>
3 PR rtl-optimization/91860
4 * combine.c (subst): If new_rtx is a constant, also check for
5 SIGN_EXTEND when deciding whether to call simplify_unary_operation.
7 2019-10-11 Richard Sandiford <richard.sandiford@arm.com>
9 * expr.c (store_expr): Use rtx_to_poly_int64 rather than
10 INTVAL when calling store_bit_field.
12 2019-10-11 Wilco Dijkstra <wdijkstr@arm.com>
14 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Set when optimizing for
17 2019-10-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
19 * tree-vect-loop.c (vect_analyze_loop_operations): Adjust call to
20 vectorizable_live_operation.
21 (vectorizable_live_operation): Adjust parameters.
22 * tree-vect-stmts.c (vect_init_vector,
23 vect_gen_widened_results_half): Fix typo in function comment.
24 (can_vectorize_live_stmts): Adjust function comment.
25 Adjust parameters. Adjust call to vectorizable_live_operation.
26 (vect_analyze_stmt): Adjust call to can_vectorize_live_stmts.
27 (vect_transform_stmt): Adjust function comment. Adjust call to
28 can_vectorize_live_stmts.
29 * tree-vectorizer.h (vectorizable_live_operation): Adjust parameters.
31 2019-10-11 Richard Biener <rguenther@suse.de>
33 PR tree-optimization/90883
34 PR tree-optimization/91091
35 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use correct
36 alias-sets both for recording VN table entries and continuing
37 walking after translating through copies. Handle same-sized
38 reads from SSA names by returning the plain SSA name.
39 (eliminate_dom_walker::eliminate_stmt): Properly handle
40 non-size precision stores in redundant store elimination.
42 2019-10-11 Jan Hubicka <hubicka@ucw.cz>
44 * ggc-page.c (release_pages): Output statistics when !quiet_flag.
45 (ggc_collect): Dump later to not interfere with release_page dump.
46 (ggc_trim): New function.
47 * ggc-none.c (ggc_trim): New.
48 * ggc.h (ggc_trim): Declare.
50 2019-10-11 Richard Biener <rguenther@suse.de>
52 PR tree-optimization/92066
53 PR tree-optimization/92046
54 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
55 Fix bogus cost model check.
57 2019-10-11 Tobias Burnus <tobias@codesourcery.com>
59 * langhooks-def.h (LANG_HOOKS_OMP_IS_ALLOCATABLE_OR_PTR): Define.
60 (LANG_HOOKS_DECLS): Add it.
61 * langhooks.h (lang_hooks_for_decls): Add omp_is_allocatable_or_ptr;
62 update comment for omp_is_optional_argument.
63 * omp-general.c (omp_is_allocatable_or_ptr): New.
64 * omp-general.h (omp_is_allocatable_or_ptr): Declare.
65 * omp-low.c (scan_sharing_clauses, lower_omp_target): Handle
66 Fortran's optional arguments and allocatable/pointer scalars
69 2019-10-11 Ilya Leoshkevich <iii@linux.ibm.com>
72 * config/s390/2827.md: Add new opcodes.
73 * config/s390/2964.md: Likewise.
74 * config/s390/3906.md: Likewise.
75 * config/s390/8561.md: Likewise.
76 * config/s390/s390-builtins.def (s390_vfchesb): Use
77 the new vec_cmpgev4sf_quiet_nocc.
78 (s390_vfchedb): Use the new vec_cmpgev2df_quiet_nocc.
79 (s390_vfchsb): Use the new vec_cmpgtv4sf_quiet_nocc.
80 (s390_vfchdb): Use the new vec_cmpgtv2df_quiet_nocc.
81 (vec_cmplev4sf): Use the new vec_cmplev4sf_quiet_nocc.
82 (vec_cmplev2df): Use the new vec_cmplev2df_quiet_nocc.
83 (vec_cmpltv4sf): Use the new vec_cmpltv4sf_quiet_nocc.
84 (vec_cmpltv2df): Use the new vec_cmpltv2df_quiet_nocc.
85 * config/s390/s390-modes.def (CCSFPS): New mode.
86 * config/s390/s390.c (s390_match_ccmode_set): Support CCSFPS.
87 (s390_select_ccmode): Return CCSFPS for LT, LE, GT, GE and LTGT.
88 (s390_branch_condition_mask): Reuse CCS for CCSFPS.
89 (s390_expand_vec_compare): Use non-signaling patterns where
91 (s390_reverse_condition): Support CCSFPS.
92 * config/s390/s390.md (*cmp<mode>_ccsfps): New pattern.
93 * config/s390/vector.md: (VFCMP_HW_OP): Remove.
94 (asm_fcmp_op): Likewise.
95 (*smaxv2df3_vx): Use pattern for quiet comparison.
96 (*sminv2df3_vx): Likewise.
97 (*vec_cmp<VFCMP_HW_OP:code><mode>_nocc): Remove.
98 (*vec_cmpeq<mode>_quiet_nocc): New pattern.
99 (vec_cmpgt<mode>_quiet_nocc): Likewise.
100 (vec_cmplt<mode>_quiet_nocc): New expander.
101 (vec_cmpge<mode>_quiet_nocc): New pattern.
102 (vec_cmple<mode>_quiet_nocc): New expander.
103 (*vec_cmpeq<mode>_signaling_nocc): New pattern.
104 (*vec_cmpgt<mode>_signaling_nocc): Likewise.
105 (*vec_cmpgt<mode>_signaling_finite_nocc): Likewise.
106 (*vec_cmpge<mode>_signaling_nocc): Likewise.
107 (*vec_cmpge<mode>_signaling_finite_nocc): Likewise.
108 (vec_cmpungt<mode>): New expander.
109 (vec_cmpunge<mode>): Likewise.
110 (vec_cmpuneq<mode>): Use quiet patterns.
111 (vec_cmpltgt<mode>): Allow only on z14+.
112 (vec_cmpordered<mode>): Use quiet patterns.
113 (vec_cmpunordered<mode>): Likewise.
114 (VEC_CMP_EXPAND): Add ungt and unge.
116 2019-10-11 Jan Hubicka <hubicka@ucw.cz>
118 * gimple-streamer-out.c (output_gimple_stmt): Add explicit function
120 * lto-streamer-out.c: Include tree-dfa.h.
121 (output_cfg): Do not use cfun.
122 (lto_prepare_function_for_streaming): New.
123 (output_function): Do not push cfun; do not initialize loop optimizer.
124 * lto-streamer.h (lto_prepare_function_for_streaming): Declare.
125 * passes.c (ipa_write_summaries): Use it.
126 (ipa_write_optimization_summaries): Do not modify bodies.
127 * tree-dfa.c (renumber_gimple_stmt_uids): Add function parameter.
128 * tree.dfa.h (renumber_gimple_stmt_uids): Update prototype.
129 * tree-ssa-dse.c (pass_dse::execute): Update use of
130 renumber_gimple_stmt_uids.
131 * tree-ssa-math-opts.c (pass_optimize_widening_mul::execute): Likewise.
133 2019-10-11 Kewen Lin <linkw@gcc.gnu.org>
135 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Lower
136 vec_promote_demote cost to 1 for non-Power7 VSX architectures.
138 2019-10-10 Joseph Myers <joseph@codesourcery.com>
140 * ginclude/float.h [!__DEC32_MANT_DIG__]: Do not define DFP
142 [__STDC_WANT_IEC_60559_DFP_EXT__ || __STDC_VERSION__ > 201710L]:
143 Also define DFP macros for these conditions.
144 [!__STDC_WANT_DEC_FP__] (DEC32_SUBNORMAL_MIN, DEC64_SUBNORMAL_MIN,
145 DEC128_SUBNORMAL_MIN): Do not define.
146 [__STDC_WANT_IEC_60559_DFP_EXT__ || __STDC_VERSION__ > 201710L]
147 (DEC32_TRUE_MIN, DEC64_TRUE_MIN, DEC128_TRUE_MIN): New macros.
149 2019-10-10 Xiong Hu Luo <luoxhu@linux.ibm.com>
150 Sandra Loosemore <sandra@codesourcery.com>
153 * doc/lto.texi (IPA): Reference to the IPA passes.
154 * doc/passes.texi (Pass manager): Add node IPA passes and
155 description for each IPA pass.
157 2019-10-10 Jan Hubicka <hubicka@ucw.cz>
159 * ipa-reference.c: Do not include splay-tree.h
160 (reference_vars_to_consider): Turn to hash map.
161 (get_static_name, ipa_init, analyze_function, propagate,
162 stream_out_bitmap, ipa_reference_write_optimization_summary,
163 ipa_reference_write_optimization_summary): Update.
165 2019-10-10 Jan Hubicka <hubicka@ucw.cz>
167 * ipa-reference.c (propagate): Fix releasing of IPA summaries.
169 2019-10-10 Iain Sandoe <iain@sandoe.co.uk>
171 * config/darwin.c: Lookup Objective C metadata and force indirection
174 2019-10-10 Michael Meissner <meissner@linux.ibm.com>
176 * config/rs6000/rs6000.c (quad_address_p): Add check for prefixed
178 (mem_operand_gpr): Add check for prefixed addresses.
179 (mem_operand_ds_form): Add check for prefixed addresses.
180 (rs6000_legitimate_offset_address_p): If we support prefixed
181 addresses, check for a 34-bit offset instead of 16-bit.
182 (rs6000_legitimate_address_p): Add check for prefixed addresses.
183 Do not allow load/store with update if the address is prefixed.
184 (rs6000_mode_dependent_address): If we support prefixed
185 addresses, check for a 34-bit offset instead of 16-bit.
187 2019-10-10 Ilya Leoshkevich <iii@linux.ibm.com>
190 * config/s390/vector.md (vcond_comparison_operator): New
192 (vcond<V_HW:mode><V_HW2:mode>): Use vcond_comparison_operator.
194 2019-10-10 David Malcolm <dmalcolm@redhat.com>
197 * Makefile.in (CFLAGS-opts.o): Pass in DOCUMENTATION_ROOT_URL via
199 * configure.ac (--with-documentation-root-url): New option.
200 * configure: Regenerate.
201 * diagnostic-format-json.cc (json_end_diagnostic): If there is an
202 option URL, add it as a new string field of the diagnostic option.
203 * diagnostic.c (diagnostic_initialize): Initialize get_option_url.
204 (print_option_information): If get_option_url is non-NULL, call
205 it, and if the result is non-NULL, potentially emit an escape
206 sequence to markup the option text with the resulting URL.
207 * diagnostic.h (diagnostic_context::get_option_url): New callback.
208 * doc/invoke.texi (-fdiagnostics-format=): Add "option_url" to
209 example of JSON output.
210 * opts-diagnostic.h (get_option_url): New decl.
211 * opts.c (get_option_url): New function.
212 * toplev.c (general_init): Initialize the get_option_url callback.
214 2019-10-10 David Malcolm <dmalcolm@redhat.com>
217 * common.opt (fdiagnostics-urls=): New option.
218 (diagnostic-url.h): Add SourceInclude.
219 (diagnostic_url_rule): New enum.
220 * diagnostic-color.c: Include "diagnostic-url.h".
221 (diagnostic_urls_enabled_p): New function.
222 * diagnostic-url.h: New file.
223 * diagnostic.c: Include "diagnostic-url.h".
224 (diagnostic_urls_init): New function.
225 * diagnostic.h (diagnostic_urls_init): New decl.
226 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
227 -fdiagnostics-urls to the list.
228 (-fdiagnostics-urls): New option.
229 * gcc.c (driver_handle_option): Handle OPT_fdiagnostics_urls_.
230 (driver::global_initializations): Call diagnostic_urls_init.
231 * opts-global.c (init_options_once): Likewise.
232 * opts.c (common_handle_option): Handle OPT_fdiagnostics_urls_.
233 * pretty-print.c (pretty_printer::pretty_printer): Initialize
235 (pp_begin_url): New function.
236 (pp_end_url): New function.
237 (selftest::test_urls): New selftest.
238 (selftest::pretty_print_c_tests): Call it.
239 * pretty-print.h (pretty_printer::show_urls): New field.
240 (pp_begin_url): New decl.
241 (pp_end_url): New decl.
243 2019-10-10 Uroš Bizjak <ubizjak@gmail.com>
246 * config/alpha/alpha.c (alpha_handle_trap_shadows): Skip DEBUG_INSN.
248 2019-10-10 Oleg Endo <olegendo@gcc.gnu.org>
251 * config/sh/sh.h (TARGET_FPU_SH4_300): New macro.
252 * config/sh/sh.c (sh_option_override): Enable fsca and fsrra insns
253 also for TARGET_FPU_SH4_300.
254 (sh_emit_mode_set): Check for TARGET_FPU_SH4_300 instead of
256 * config/sh/sh.md (toggle_pr): Add TARGET_FPU_SH4_300 condition.
257 (negsf2): Expand to either negsf2_fpscr or negsf2_no_fpscr.
258 (*negsf2_i): Split into ...
259 (negsf2_fpscr, negsf2_no_fpscr): ... these new patterns.
260 (abssf2): Expand to either abssf2_fpsc or abssf2_no_fpsc.
261 (**abssf2_i): Split into ...
262 (abssf2_fpscr, abssf2_no_fpscr): ... these new patterns.
263 (negdf2): Expand to either negdf2_fpscr or negdf2_no_fpscr.
264 (*negdf2_i): Split into ...
265 (negdf2_fpscr, negdf2_no_fpscr): ... these new patterns.
266 (absdf2): Expand to either absdf2_fpscr or absdf2_no_fpsc.
267 (**abssf2_i): Split into ...
268 (absdf2_fpscr, absdf2_no_fpscr): ... these new patterns.
270 2019-10-10 Richard Biener <rguenther@suse.de>
273 * opts.c (finish_options): Do not influence global --params
274 from options that are adjustable per function.
275 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
276 Apply --param adjustment based on active cost-model.
277 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Disable
278 further store-sinking when vectorization or if-conversion
281 2019-10-10 Jan Hubicka <hubicka@ucw.cz>
284 * cgraph.c (symbol_table_test::symbol_table_test): Use ggc_alloc
285 rather than ggc_alloc_cleared to alloc symbol table.
286 * toplev.c (general_init): Likewise.
287 * cgraph.h (symbol_table): Explicitly construct every field.
289 2019-10-10 Andreas Krebbel <krebbel@linux.ibm.com>
291 * common/config/s390/s390-common.c (PF_ARCH13): Rename to...
293 * config.gcc: Add z15 as option for --with-arch and --with-tune
295 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Add
296 error reporting for unsupported builtins.
297 * config/s390/s390-opts.h (enum processor_type): Rename
298 PROCESSOR_8561_ARCH13 to PROCESSOR_8561_Z15.
299 * config/s390/8561.md: Rename arch13 to z15 throughout the file.
300 * config/s390/driver-native.c (s390_host_detect_local_cpu):
302 * config/s390/s390-builtins.def: Likewise.
303 * config/s390/s390.c (processor_table): Add z15 as option and keep arch13 as alternative.
304 (s390_expand_builtin): Add missing check for unsupported builtins.
305 (s390_canonicalize_comparison): Rename TARGET_ARCH13 to TARGET_Z15.
306 (s390_rtx_costs): Likewise.
307 (s390_get_sched_attrmask): Rename arch13 to z15.
308 (s390_get_unit_mask): Likewise.
309 (s390_is_fpd): Likewise.
310 (s390_is_fxd): Likewise.
311 * config/s390/s390.h (enum processor_flags): Likewise.
312 * config/s390/s390.md: Likewise.
313 * config/s390/vector.md: Likewise.
314 * config/s390/vx-builtins.md: Likewise.
315 * config/s390/s390.opt: Add z15 to processor_type value.
317 2019-10-10 Andreas Krebbel <krebbel@linux.ibm.com>
320 * config/s390/s390-protos.h (s390_output_split_stack_data): Add
322 * config/s390/s390.md (UNSPECV_SPLIT_STACK_DATA): Remove.
323 ("split_stack_data", "split_stack_call")
324 ("split_stack_call_<mode>", "split_stack_cond_call")
325 ("split_stack_cond_call_<mode>"): Remove.
326 ("@split_stack_call<mode>", "@split_stack_cond_call<mode>"): New
328 * config/s390/s390.c (s390_output_split_stack_data): New function.
329 (s390_expand_split_stack_prologue): Use the merged expander.
331 2019-10-09 Martin Sebor <msebor@redhat.com>
333 PR tree-optimization/90879
334 * builtins.c (check_access): Avoid using maxbound when null.
335 * calls.c (maybe_warn_nonstring_arg): Adjust to get_range_strlen change.
336 * doc/invoke.texi (-Wstring-compare): Document new warning option.
337 * gimple-fold.c (get_range_strlen_tree): Make setting maxbound
339 (get_range_strlen): Overwrite initial maxbound when non-null.
340 * gimple-ssa-sprintf.c (get_string_length): Adjust to get_range_strlen
342 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Same.
343 (used_only_for_zero_equality): New function.
344 (handle_builtin_memcmp): Call it.
345 (determine_min_objsize): Return an integer instead of tree.
346 (get_len_or_size, strxcmp_eqz_result): New functions.
347 (maybe_warn_pointless_strcmp): New function.
348 (handle_builtin_string_cmp): Call it. Fold zero-equality of strcmp
349 between a longer string and a smaller array.
350 (get_range_strlen_dynamic): Overwrite initial maxbound when non-null.
352 2019-10-09 Iain Sandoe <iain@sandoe.co.uk>
354 * config/darwin.c (darwin_override_options): Make the check for
355 Objective-C ABI version more specific for 64bit code.
357 2019-10-09 Iain Sandoe <iain@sandoe.co.uk>
359 * config/darwin.c (machopic_indirect_data_reference): Set flag to
360 indicate that the new symbol is an indirection.
361 (machopic_indirect_call_target): Likewise.
362 * config/darwin.h (MACHO_SYMBOL_FLAG_INDIRECTION): New.
363 (MACHO_SYMBOL_INDIRECTION_P): New.
364 (MACHO_SYMBOL_FLAG_STATIC): Adjust bit number.
366 2019-10-08 Jason Merrill <jason@redhat.com>
368 * doc/invoke.texi: Document -fconcepts-ts.
370 2019-10-09 Richard Biener <rguenther@suse.de>
372 * tree-vect-loop.c (vect_is_simple_reduction): Simplify and
373 allow stmts other than GIMPLE_ASSIGN in nested cycles.
375 2019-10-08 Richard Biener <rguenther@suse.de>
377 * tree-vectorizer.h (_stmt_vec_info::reduc_vectype_in): New.
378 (_stmt_vec_info::force_single_cycle): Likewise.
379 (STMT_VINFO_FORCE_SINGLE_CYCLE): New.
380 (STMT_VINFO_REDUC_VECTYPE_IN): Likewise.
381 * tree-vect-loop.c (vectorizable_reduction): Set
382 STMT_VINFO_REDUC_VECTYPE_IN and STMT_VINFO_FORCE_SINGLE_CYCLE.
383 (vect_transform_reduction): Use them to remove redundant code.
384 (vect_transform_cycle_phi): Likewise.
386 2019-10-08 Dmitrij Pochepko <dmitrij.pochepko@bell-sw.com>
388 PR tree-optimization/90836
389 * gcc/match.pd (popcount): New pattern.
391 2019-10-08 Martin Sebor <msebor@redhat.com>
395 * tree-ssa-strlen.c (count_nonzero_bytes): Avoid recursing for MEM_REF
396 again once nbytes has been set. Set the access size when not yet set.
398 2019-10-08 Iain Sandoe <iain@sandoe.co.uk>
400 * config/darwin.c (machopic_select_section): Remove dead code for
401 old Objective-C section selection method, replace with unreachable.
403 2019-10-08 Iain Sandoe <iain@sandoe.co.uk>
405 * config/darwin.c (machopic_indirect_data_reference): Check for
406 required indirections before making direct access to defined
408 (machopic_output_indirection): Place the indirected pointes for
409 required indirections into the non-lazy symbol pointers section.
410 (darwin_encode_section_info):
411 * config/darwin.h (MACHO_SYMBOL_FLAG_MUST_INDIRECT): New.
412 (MACHO_SYMBOL_MUST_INDIRECT_P): New.
414 2019-10-08 Uroš Bizjak <ubizjak@gmail.com>
417 * config/i386/i386.c (x86_avx_u128_mode_needed): Use SSE_REG
418 instead of ALL_SSE_REG to check if function call preserves some
419 256-bit SSE registers.
421 2019-10-08 Tulio Magno Quites Machado Filho <tuliom@linux.ibm.com>
423 * config.gcc: Move -L usage from LINK_OS_EXTRA_SPEC32 and
424 LINK_OS_EXTRA_SPEC64 to MD_STARTFILE_PREFIX and
425 MD_STARTFILE_PREFIX_1 when using --with-advance-toolchain.
427 2019-10-08 Richard Biener <rguenther@suse.de>
429 * tree-vectorizer.h (_stmt_vec_info::v_reduc_type): Remove.
430 (_stmt_vec_info::is_reduc_info): Add.
431 (STMT_VINFO_VEC_REDUCTION_TYPE): Remove.
432 (vectorizable_condition): Remove.
433 (vectorizable_shift): Likewise.
434 (vectorizable_reduction): Adjust.
435 (info_for_reduction): New.
436 * tree-vect-loop.c (vect_force_simple_reduction): Fold into...
437 (vect_analyze_scalar_cycles_1): ... here.
438 (vect_analyze_loop_operations): Adjust.
439 (needs_fold_left_reduction_p): Simplify for single caller.
440 (vect_is_simple_reduction): Likewise. Remove stmt restriction
441 for nested cycles not part of double reductions.
442 (vect_model_reduction_cost): Pass in the reduction type.
443 (info_for_reduction): New function.
444 (vect_create_epilog_for_reduction): Use it, access reduction
445 meta off the stmt info it returns. Use STMT_VINFO_REDUC_TYPE
446 instead of STMT_VINFO_VEC_REDUCTION_TYPE.
447 (vectorize_fold_left_reduction): Remove pointless assert.
448 (vectorizable_reduction): Analyze the full reduction when
449 visiting the outermost PHI. Simplify. Use STMT_VINFO_REDUC_TYPE
450 instead of STMT_VINFO_VEC_REDUCTION_TYPE. Direct reduction
451 stmt code-generation to vectorizable_* in most cases. Verify
452 code-generation only for cases handled by
453 vect_transform_reductuon.
454 (vect_transform_reduction): Use info_for_reduction to get at
455 reduction meta. Simplify.
456 (vect_transform_cycle_phi): Likewise.
457 (vectorizable_live_operation): Likewise.
458 * tree-vect-patterns.c (vect_reassociating_reduction_p): Look
459 at the PHI node for STMT_VINFO_REDUC_TYPE.
460 * tree-vect-slp.c (vect_schedule_slp_instance): Remove no
461 longer necessary code.
462 * tree-vect-stmts.c (vectorizable_shift): Make static again.
463 (vectorizable_condition): Likewise. Get at reduction related
464 info via info_for_reduction.
465 (vect_analyze_stmt): Adjust.
466 (vect_transform_stmt): Likewise.
467 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Initialize
468 STMT_VINFO_REDUC_TYPE instead of STMT_VINFO_VEC_REDUCTION_TYPE.
470 2019-10-08 Joseph Myers <joseph@codesourcery.com>
472 * doc/invoke.texi (-ffp-int-builtin-inexact): Document
473 -fno-fp-int-builtin-inexact default for C2X.
475 2019-10-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
476 Richard Biener <rguenther@suse.de>
478 PR tree-optimization/91532
479 * tree-if-conv.c: Include tree-ssa-dse.h.
480 (ifcvt_local_dce): Change param from bb to loop,
481 and call dse_classify_store.
482 (tree_if_conversion): Pass loop instead of loop->header as arg
484 * tree-ssa-dse.c: Include tree-ssa-dse.h.
485 (delete_dead_or_redundant_assignment): Remove static qualifier from
486 declaration, and add prototype in tree-ssa-dse.h.
487 (dse_store_status): Move to tree-ssa-dse.h.
488 (dse_classify_store): Remove static qualifier and add new tree param
489 stop_at_vuse, and add prototype in tree-ssa-dse.h.
490 * tree-ssa-dse.h: New header.
492 2019-10-07 Iain Sandoe <iain@sandoe.co.uk>
494 * config/darwin.c (machopic_output_indirection): Don't put
495 hidden symbol indirections into the .data section, use the
496 non-lazy symbol pointers section as normal.
497 (darwin_encode_section_info): Record if a symbol is hidden.
498 * config/darwin.h (MACHO_SYMBOL_FLAG_HIDDEN_VIS): New.
499 (MACHO_SYMBOL_HIDDEN_VIS_P): New.
501 2019-10-07 Iain Sandoe <iain@sandoe.co.uk>
503 * config/darwin.c (machopic_symbol_defined_p): Use symbol flag
504 predicates instead of accessing bits directly.
505 (machopic_indirect_call_target): Likewise.
506 (machopic_output_indirection): Likewise.
507 (darwin_encode_section_info): Improve description. Use renamed
508 symbol flags. Use predicate macros for variables and functions.
510 Rename MACHO_SYMBOL_VARIABLE to MACHO_SYMBOL_FLAG_VARIABLE.
511 Rename MACHO_SYMBOL_DEFINED to MACHO_SYMBOL_FLAG_DEFINED.
512 Rename MACHO_SYMBOL_STATIC to MACHO_SYMBOL_FLAG_STATIC.
513 (MACHO_SYMBOL_VARIABLE_P): New.
514 (MACHO_SYMBOL_DEFINED_P):New.
515 (MACHO_SYMBOL_STATIC_P): New.
516 * config/i386/darwin.h (MACHO_SYMBOL_FLAG_VARIABLE): Delete.
517 (SYMBOL_FLAG_SUBT_DEP): New.
518 * config/rs6000/darwin.h (SYMBOL_FLAG_SUBT_DEP): New.
520 2019-10-07 Jozef Lawrynowicz <jozef.l@mittosystems.com>
522 * config/msp430/msp430.c (msp430_file_end): s/msp_/msp430_/
523 (msp430_expand_epilogue): Likewise.
524 * config/msp430/predicates.md: Likewise.
525 * config/msp430/msp430.md: Likewise.
526 Replace blocks of 8 spaces with tabs.
528 2019-10-07 Jozef Lawrynowicz <jozef.l@mittosystems.com>
530 * config/msp430/msp430-protos.h (msp430_split_addsi): New prototype.
531 * config/msp430/msp430.c (msp430_split_addsi): New.
532 * config/msp430/msp430.md: Call msp430_split_addsi () instead of using
533 a block of C code for splitting addsi.
535 2019-10-07 Uroš Bizjak <ubizjak@gmail.com>
537 * config/i386/i386-expand.c (ix86_expand_floorceildf_32,
538 ix86_expand_rounddf_32): Reorder functions.
539 * config/i386/i386-protos.h: Update.
541 2019-10-07 Jozef Lawrynowicz <jozef.l@mittosystems.com>
543 * config.in: Regenerate.
544 * config/msp430/constraints.md: Fix docstring for "Ys" constraint.
545 Add new "Yx" constraint.
546 * config/msp430/driver-msp430.c (msp430_propagate_region_opt): New spec
548 * config/msp430/msp430-protos.h (msp430_op_not_in_high_mem): New
550 * config/msp430/msp430.c (msp430_option_override): Allow the lower
551 code/data region to be selected in the small memory model.
552 (msp430_section_attr): Don't warn if the "section" and "lower"
553 attributes are used together.
554 (msp430_handle_generic_attribute): Likewise.
555 (msp430_var_in_low_mem): New function.
556 (TARGET_ENCODE_SECTION_INFO): Define.
557 (msp430_encode_section_info): New function.
558 (gen_prefix): Return early in the small memory model.
559 Require TARGET_USE_LOWER_REGION_PREFIX to be set before adding the
560 ".lower" prefix if -m{code,data}-region=lower have been passed.
561 (msp430_output_aligned_decl_common): Emit common symbols when
562 -mdata-region=lower is passed unless TARGET_USE_LOWER_REGION_PREFIX is
564 (TARGET_ASM_FILE_END): Define.
565 (msp430_file_end): New function.
566 (msp430_do_not_relax_short_jumps): Allow relaxation when
567 function will be in the lower region.
568 (msp430_op_not_in_high_mem): New function.
569 (msp430_print_operand): Check "msp430_op_not_in_high_mem" for
570 the 'X' operand selector.
571 Clarify comment for 'x' operand selector.
572 * config/msp430/msp430.h (LINK_SPEC): Propagate
573 -m{code,data}-region to the linker via spec function
574 msp430_propagate_region_opt.
575 (msp430_propagate_region_opt): New prototype.
576 (EXTRA_SPEC_FUNCTIONS): Add msp430_propagate_region_opt.
577 (SYMBOL_FLAG_LOW_MEM): Define.
578 * config/msp430/msp430.md (addsipsi3): Add missing "%X" operand
580 (zero_extendqihi2): Fix operand number used by "%X" selector.
581 (zero_extendqisi2): Likewise.
582 (zero_extendhisi2): Likewise.
583 (movqi): Use "Yx" constraint in place of "%X" operand selector.
588 (addhi3_cy): Likewise.
589 (addchi4_cy): Likewise.
593 (bic<mode>3): Likewise.
594 (and<mode>3): Likewise.
595 (ior<mode>3): Likewise.
596 (xor<mode>3): Likewise.
597 (slli_1): Add missing "%X" operand selector.
605 (cbranchqi4_real): Use "Yx" constraint in place of "%X" operand
607 (cbranchhi4_real): Likewise.
608 (cbranchqi4_reversed): Likewise.
609 (cbranchhi4_reversed): Likewise.
610 (*bitbranch<mode>4): Likewise.
611 (*bitbranch<mode>4_z): Remove unnecessary "%x" operand selector.
612 * config/msp430/msp430.opt (mcode-region=): Set default to
613 MSP430_REGION_LOWER. Improve docstring.
614 (mdata-region=): Likewise.
615 (muse-lower-region-prefix): New option.
616 * config/msp430/t-msp430 (MULTILIB_OPTIONS): Add
617 mdata-region=none multilib.
618 (MULTILIB_MATCHES): Set mdata-region={upper,either} to match
619 mdata-region=none multilib.
620 MULTILIB_EXCEPTIONS: Remove.
621 MULTILIB_REQUIRED: Define.
622 * configure: Regenerate.
623 * configure.ac: Define HAVE_AS_GNU_ATTRIBUTE and
624 HAVE_AS_MSPABI_ATTRIBUTE if GAS version >= 2.33.50.
625 * doc/extend.texi: Clarify comment for {upper,lower,either}
627 Add separate description for "lower" variable attribute.
629 2019-10-07 Ilya Leoshkevich <iii@linux.ibm.com>
632 * optabs-tree.c (vcond_icode_p): New function.
633 (vcond_eq_icode_p): Likewise.
634 (expand_vec_cond_expr_p): Use vcond_icode_p and
636 * optabs.c (can_vcond_compare_p): New function.
637 * optabs.h (can_vcond_compare_p): Likewise.
639 2019-10-07 Ilya Leoshkevich <iii@linux.ibm.com>
642 * gimple-expr.c (gimple_cond_get_ops_from_tree): Assert that the
643 caller passes a non-trapping condition.
644 (is_gimple_condexpr): Allow trapping conditions.
645 (is_gimple_condexpr_1): New helper function.
646 (is_gimple_condexpr_for_cond): New function, acts like old
648 * gimple-expr.h (is_gimple_condexpr_for_cond): New function.
649 * gimple.c (gimple_could_trap_p_1): Handle COND_EXPR and
650 VEC_COND_EXPR. Fix an issue with statements like i = (fp < 1.).
651 * gimplify.c (gimplify_cond_expr): Use
652 is_gimple_condexpr_for_cond.
653 (gimplify_expr): Allow is_gimple_condexpr_for_cond.
654 * tree-eh.c (operation_could_trap_p): Assert on COND_EXPR and
656 (tree_could_trap_p): Handle COND_EXPR and VEC_COND_EXPR.
657 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond): Use
658 is_gimple_condexpr_for_cond, remove pointless tmp check
659 (forward_propagate_into_cond): Remove pointless tmp check.
661 2019-10-07 Vladislav Ivanishin <vlad@ispras.ru>
663 * gimple-iterator.h (gsi_next_nonvirtual_phi): Change the semantics to
664 match that of other gsi_next_* functions. Adjust the comment.
665 (gsi_start_nonvirtual_phis): New function.
666 * ipa-icf.c (sem_function::compare_phi_node): Update uses of
667 gsi_next_nonvirtual_phi accordingly. (No functional change.)
669 2019-10-07 Vladislav Ivanishin <vlad@ispras.ru>
671 * doc/invoke.texi (-Wuninitialized): Don't mention the clobbered by
672 setjmp situation here. Fix a verb's ending: "the exact variables or
673 elements for which there are warnings depends" -> "... depend".
675 2019-10-07 Aldy Hernandez <aldyh@redhat.com>
677 * ipa-prop.c (ipa_vr::nonzero_p): Add TYPE_UNSIGNED check.
679 2019-10-07 Aldy Hernandez <aldyh@redhat.com>
681 * ipa-prop.c (ipa_vr::nonzero_p): New.
682 (ipcp_update_vr): Use nonzero_p instead of open-coding check for
684 * ipa-prop.h (class ipa_vr): Add nonzero_p.
685 * tree-vrp.c (range_has_numeric_bounds_p): New.
686 (range_int_cst_p): Use range_has_numeric_bounds_p.
687 (get_range_op_handler): New.
688 (supported_types_p): New.
689 (defined_ranges_p): New.
690 (drop_undefines_to_varying): New.
691 (range_fold_binary_symbolics_p): New.
692 (range_fold_unary_symbolics_p): New.
693 (range_fold_unary_expr): Extract out into above functions.
694 (range_fold_binary_expr): Same.
695 (value_range_base::normalize_addresses): New.
696 (value_range_base::normalize_symbolics): Normalize addresses.
697 * tree-vrp.h (class value_range_base): Add normalize_addresses.
699 2019-10-07 Aldy Hernandez <aldyh@redhat.com>
701 * tree-vrp.c (value_range_base::singleton_p): Use
702 value_range_base::num_pairs instead of vrp_val_is* to check
703 if a range has one sub-range.
705 2019-10-07 Richard Sandiford <richard.sandiford@arm.com>
707 * ira-lives.c (check_and_make_def_conflict): Handle cases in which
708 DEF is not a true earlyclobber but is tied to a specific input
709 operand, and so is effectively earlyclobber wrt inputs that have
711 (make_early_clobber_and_input_conflicts): Pass this case to the above.
713 2019-10-07 Richard Sandiford <richard.sandiford@arm.com>
715 * machmode.h (opt_mode): Mark constructors with CONSTEXPR.
716 (pod_mode): Mark operators likewise.
717 (scalar_int_mode): Mark non-default constructors and
718 operators with CONSTEXPR.
719 (scalar_float_mode, scalar_mode, complex_mode): Likewise.
720 (fixed_size_mode): Likewise.
722 2019-10-07 Richard Sandiford <richard.sandiford@arm.com>
725 * config/i386/sse.md (avx_vzeroupper): Turn into a define_expand
726 and wrap the unspec_volatile in a parallel.
727 (*avx_vzeroupper): New define_insn. Use a match_parallel around
729 * config/i386/predicates.md (vzeroupper_pattern): Expect the
730 unspec_volatile to be wrapped in a parallel.
731 * config/i386/i386-features.c (ix86_add_reg_usage_to_vzeroupper)
732 (ix86_add_reg_usage_to_vzerouppers): New functions.
733 (rest_of_handle_insert_vzeroupper): Use them to add register
734 usage information to the vzeroupper instructions.
736 2019-10-07 Richard Biener <rguenther@suse.de>
738 PR tree-optimization/91975
739 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Consistently
742 2019-10-06 Richard Sandiford <richard.sandiford@arm.com>
744 * var-tracking.c (dataflow_set_clear_at_call): Hoist temporary
745 function result outside of EXECUTE_IF_SET_IN_HARD_REG_SET.
747 2019-10-06 Iain Sandoe <iain@sandoe.co.uk>
749 * config/darwin.c (darwin_override_options): Adjust objective-c
750 ABI version error messages to avoid punctuation and contracted
753 2019-10-05 Jan Hubicka <hubicka@ucw.cz>
755 * ipa-inline.c: Fix type; compute size rather than self_size
756 for size of caller function.
758 2019-10-05 Iain Sandoe <iain@sandoe.co.uk>
761 * config/darwin.c (darwin_rodata_section): Add relocation flag,
762 choose const_data section for constants with relocations.
763 (machopic_select_section): Pass relocation flag to
764 darwin_rodata_section ().
766 2019-10-05 Jakub Jelinek <jakub@redhat.com>
768 PR tree-optimization/91734
769 * generic-match-head.c: Include fold-const-call.h.
770 * match.pd (sqrt(x) cmp c): Check the boundary value and
771 in case inexact computation of c*c affects comparison of the boundary,
772 turn LT_EXPR into LE_EXPR, GE_EXPR into GT_EXPR, LE_EXPR into LT_EXPR
773 or GT_EXPR into GE_EXPR. Punt for sqrt comparisons against NaN and
774 for -frounding-math. For c2, try the next smaller or larger floating
775 point constant depending on comparison code and if it has the same
776 sqrt as c2, use it instead of c2.
778 2019-10-04 Martin Sebor <msebor@redhat.com>
781 * tree-ssa-strlen.c (count_nonzero_bytes): Handle assignments with
782 MEM_REF right operand. Avoid failing for MEM_REF assignments from
783 uninitialized objects.
785 2019-10-04 Martin Sebor <msebor@redhat.com>
787 * builtins.c (compute_objsize): Add an argument.
788 * tree-object-size.c (addr_object_size): Same.
789 (compute_builtin_object_size): Same.
790 * tree-object-size.h (compute_builtin_object): Same.
792 2019-10-04 Jan Hubicka <hubicka@ucw.cz>
794 * ipa-inline.c (inline_insns_single, inline_insns_auto): Fix typo.
796 2019-10-04 Rafael Tsuha <rafael.tsuha@usp.br>
798 * match.pd (sinh (x) / cosh (x)): New simplification rule.
800 2019-10-04 Martin Jambor <mjambor@suse.cz>
802 * tree-ssa-forwprop.c (simplify_builtin_call): Set gimple call
803 fntype when switching to calling memcpy instead of memset.
805 2019-10-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
807 * hash-table.h (hash_table::empty_slow): Don't assign
808 size_t values to int variables.
810 2019-10-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
812 * expr.c (convert_mode_scalar): Remove shadowing local var.
813 (emit_block_move): Rename local vars.
814 (block_move_libcall_safe_for_call_parm): Remove shadowing local var.
815 (emit_push_insn): Rename local vars.
816 (expand_assignment): Fix wrong mode in assign_stack_temp. Remove
817 shadowing local vars.
818 (store_constructor): Remove shadowing local vars. Rename local var.
819 (store_field, expand_cond_expr_using_cmove,
820 expand_expr_real_2): Remove shadowing local vars.
822 do_store_flag): Remove shadowing local vars. Rename local vars.
824 2019-10-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
826 * cgraph.h (FOR_EACH_ALIAS): Avoid shadowing the loop variable.
828 2019-10-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
830 * genmatch.c (commutate): Rename local var.
831 (lower_cond): Reuse local var.
832 (dt_node::gen, dt_node::gen_kids, dt_node::gen_kids_1,
833 dt_operand::gen, dt_operand::gen_gimple_expr,
834 dt_simplify::gen): Add a param. Rename generated vars.
835 (decision_tree::insert_operand,
836 (capture_info::walk_match, capture_info::walk_result,
837 capture_info::walk_c_expr): Rename local vars.
838 (expr::gen_transform): Rename generated vars.
839 Use snprintf. Rename local vars.
840 (capture::gen_transform, dt_operand::get_name,
841 dt_operand::gen_opname): Rename generated vars.
842 (write_predicate): Adjust call to gen_kids.
843 (parser::get_internal_capture_id): Rename generated vars.
844 (parser::parse_expr): Rename local vars.
845 (parser::parse_if): Remove local var.
846 (parser::parse_pattern, add_operator): Rename local vars.
848 2019-10-04 Joseph Myers <joseph@codesourcery.com>
850 * builtins.def (DEF_C2X_BUILTIN): New macro.
851 (exp10, exp10f, exp10l, fabsd32, fabsd64, fabsd128, nand32)
852 (nand64, nand128, roundeven, roundevenf, roundevenl, strdup)
853 (strndup): Use DEF_C2X_BUILTIN.
854 * coretypes.h (enum function_class): Add function_c2x_misc.
856 2019-10-04 Maya Rashish <coypu@sdf.org>
858 * ira-color.c (update_costs_from_allocno): Call
859 ira_init_register_move_cost_if_necessary.
861 2019-10-04 Jeff Law <law@redhat.com>
863 * config/h8300/h8300.md (cpymemsi): Disable.
864 (movmd, movmd_internal_<mode>, movstr, movsd):
865 (movstr, movsd, stpcpy_internal_<mode>: Likewise.
866 (movmd splitter, movsd splitter): Likewise.
868 * range-op.cc (range_tests): Avoid two tests when ints and
869 shorts are the same size.
871 2019-10-04 Richard Biener <rguenther@suse.de>
874 * tree.c (find_decls_types_r): Do not remove LABEL_DECLs from
877 2019-10-04 Richard Biener <rguenther@suse.de>
879 PR tree-optimization/91982
880 * tree-vect-loop.c (vectorizable_live_operation): Also guard
881 against EXTRACT_LAST_REDUCTION.
882 * tree-vect-stmts.c (vect_transform_stmt): Likewise.
884 2019-10-04 Aldy Hernandez <aldyh@redhat.com>
886 * range-op.o (value_range_from_overflowed_bounds): Rename from
887 adjust_overflow_bound.
888 (value_range_with_overflow): Rename from
889 create_range_with_overflow.
890 (create_possibly_reversed_range): Adjusted for above renames.
891 (operator_*::wi_fold): Same.
892 (cross_product_operator::wi_cross_productor): Same.
894 2019-10-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
896 * doc/invoke.texi (-Wshadow=global, -Wshadow=local,
897 -Wshadow=compatible-local): Fix description.
898 Add an example where -Wshadow=compatible-local does not
901 2019-10-03 John David Anglin <danglin@gcc.gnu.org>
903 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Adjust.
905 * config/pa/pa.c (pa_output_call): Remove 64-bit sibcall sequence.
906 (pa_attr_length_call): Adjust length for 64-bit plabel sequence.
908 2019-10-03 Aaron Sawdey <acsawdey@linux.ibm.com>
910 * expr.c (emit_block_move_hints): Slightly cleaner fix to
911 can_move_by_pieces issue.
913 2019-10-03 Iain Sandoe <iain@sandoe.co.uk>
916 * config/darwin-driver.c (maybe_get_sysroot_from_sdkroot): New.
917 (darwin_driver_init): Use the sysroot provided by SDKROOT when that
918 is available and the user has not set one on the command line.
920 2019-10-03 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
923 * config/mips/mips.c (mips_split_move): Use reg_overlap_mentioned_p
924 instead of REGNO equality check on addr.reg.
926 2019-10-03 Jan Hubicka <hubicka@ucw.cz>
928 * params.def (PARAM_INLINE_HEURISTICS_HINT_PERCENT,
929 PARAM_INLINE_HEURISTICS_HINT_PERCENT_O2): New.
930 * doc/invoke.texi (inline-heuristics-hint-percent,
931 inline-heuristics-hint-percent-O2): Document.
932 * tree-inline.c (inline_insns_single, inline_insns_auto): Add new
934 (can_inline_edge_by_limits_p): Use it.
936 2019-10-03 Richard Sandiford <richard.sandiford@arm.com>
938 * config/arm/arm.c (arm_print_value): Use real_to_decimal
939 to print CONST_DOUBLEs.
941 2019-10-03 Andrea Corallo <andrea.corallo@arm.com>
943 * ipa-cp.c (ipa_cp_c_finalize): Release ipcp_transformation_sum.
944 * ipa-prop.c (ipcp_free_transformation_sum): New function.
945 * ipa-prop.h (ipcp_free_transformation_sum): Add declaration.
947 2019-10-03 Aldy Hernandez <aldyh@redhat.com>
949 * Makefile.in (OBJS): Add range.o and range-op.o.
950 Remove wide-int-range.o.
951 * function-tests.c (test_ranges): New.
952 (function_tests_c_tests): Call test_ranges.
953 * ipa-cp.c (ipa_vr_operation_and_type_effects): Call
954 range_fold_unary_expr instead of extract_range_from_unary_expr.
955 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Same.
956 * range-op.cc: New file.
957 * range-op.h: New file.
958 * range.cc: New file.
960 * selftest.h (range_tests): New prototype.
961 * ssa.h: Include range.h.
962 * tree-vrp.c (value_range_base::value_range_base): New
964 (value_range_base::singleton_p): Do not call
965 ranges_from_anti_range until sure we will need to.
966 (value_range_base::type): Rename gcc_assert to
968 (vrp_val_is_max): New argument.
969 (vrp_val_is_min): Same.
970 (wide_int_range_set_zero_nonzero_bits): Move from
972 (extract_range_into_wide_ints): Remove.
973 (extract_range_from_multiplicative_op): Remove.
974 (extract_range_from_pointer_plus_expr): Abstract POINTER_PLUS code
975 from extract_range_from_binary_expr.
976 (extract_range_from_plus_minus_expr): Abstract PLUS/MINUS code
977 from extract_range_from_binary_expr.
978 (extract_range_from_binary_expr): Remove.
979 (normalize_for_range_ops): New.
980 (range_fold_binary_expr): New.
981 (range_fold_unary_expr): New.
982 (value_range_base::num_pairs): New.
983 (value_range_base::lower_bound): New.
984 (value_range_base::upper_bound): New.
985 (value_range_base::upper_bound): New.
986 (value_range_base::contains_p): New.
987 (value_range_base::invert): New.
988 (value_range_base::union_): New.
989 (value_range_base::intersect): New.
990 (range_compatible_p): New.
991 (value_range_base::operator==): New.
992 (determine_value_range_1): Call range_fold_*expr instead of
993 extract_range_from_*expr.
994 * tree-vrp.h (class value_range_base): Add new constructors.
995 Add methods for union_, intersect, operator==, contains_p,
996 num_pairs, lower_bound, upper_bound, invert.
997 (vrp_val_is_min): Add handle_pointers argument.
998 (vrp_val_is_max): Same.
999 (extract_range_from_unary_expr): Remove.
1000 (extract_range_from_binary_expr): Remove.
1001 (range_fold_unary_expr): New.
1002 (range_fold_binary_expr): New.
1003 * vr-values.c (vr_values::extract_range_from_binary_expr): Call
1004 range_fold_binary_expr instead of extract_range_from_binary_expr.
1005 (vr_values::extract_range_basic): Same.
1006 (vr_values::extract_range_from_unary_expr): Call
1007 range_fold_unary_expr instead of extract_range_from_unary_expr.
1008 * wide-int-range.cc: Remove.
1009 * wide-int-range.h: Remove.
1011 2019-10-02 Michael Meissner <meissner@linux.ibm.com>
1013 * config/rs6000/rs6000.c (mem_operand_gpr): Use
1014 SIGNED_16BIT_OFFSET_EXTRA_P macro.
1015 (mem_operand_ds_form): Use SIGNED_16BIT_OFFSET_EXTRA_P macro.
1016 (rs6000_mode_dependent_address): Use SIGNED_16BIT_OFFSET_EXTRA_P
1019 2019-10-02 Joseph Myers <joseph@codesourcery.com>
1021 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Change
1022 condition on WIDTH macros to [__STDC_WANT_IEC_60559_BFP_EXT__ ||
1023 (__STDC_VERSION__ && __STDC_VERSION__ > 201710L)].
1024 * glimits.h: Likewise.
1026 2019-10-03 Jakub Jelinek <jakub@redhat.com>
1028 PR rtl-optimization/91976
1029 * expr.c (emit_block_move_hints): Don't call can_move_by_pieces if
1030 size is not CONST_INT_P, set pieces_ok to false in that case. Simplify
1031 CONST_INT_P (size) && pieces_ok to pieces_ok. Formatting fix.
1033 2019-10-02 Martin Sebor <msebor@redhat.com>
1035 PR tree-optimization/80936
1036 * builtins.def (bcmp, bcopy, bzero): Declare nonnull.
1038 2019-10-02 Richard Sandiford <richard.sandiford@arm.com>
1040 * cgraph.c (cgraph_node::rtl_info): Use SET_HARD_REG_SET
1041 instead of reg_class_contents[ALL_REGS].
1043 2019-09-30 Jason Merrill <jason@redhat.com>
1045 Add some hash_map_safe_* functions like vec_safe_*.
1046 * hash-map.h (default_hash_map_size): New variable.
1047 (create_ggc): Use it as default argument.
1048 (hash_map_maybe_create, hash_map_safe_get)
1049 (hash_map_safe_get_or_insert, hash_map_safe_put): New fns.
1051 2019-10-02 Jan Hubicka <hubicka@ucw.cz>
1053 * cif-code.def (MAX_INLINE_INSNS_SINGLE_O2_LIMIT,
1054 MAX_INLINE_INSNS_AUTO_O2_LIMIT): New.
1055 * ipa-inline.c (inline_insns_single, inline_insns_auto): New functions.
1056 (can_inline_edge_by_limits_p): Use it.
1057 (big_speedup_p): Use PARAM_INLINE_MIN_SPEEDUP_O2.
1058 (want_inline_small_function_p): Use O2 bounds.
1059 (edge_badness): LIkewise.
1060 * opts.c (default_options): Add OPT_finline_functions.
1061 * params.def (PARAM_INLINE_MIN_SPEEDUP_O2,
1062 PARAM_MAX_INLINE_INSNS_SINGLE_O2, PARAM_MAX_INLINE_INSNS_AUTO_O2):
1064 * doc/invoke.texi (-finline-functions): Update documentation.
1065 (max-inline-insns-single-O2, max-inline-insns-auto-O2,
1066 inline-min-speedup-O2): Document.
1067 (early-inlining-insns-O2): Simplify docs.
1069 2019-10-02 Alexander Monakov <amonakov@ispras.ru>
1071 PR rtl-optimization/87047
1072 * ifcvt.c (average_cost): New static function. Use it...
1073 (noce_process_if_block): ... here.
1075 2019-10-02 Aaron Sawdey <acsawdey@linux.ibm.com>
1077 * config/rs6000/rs6000-protos.h (expand_block_move): Change prototype.
1078 * config/rs6000/rs6000-string.c (expand_block_move): Add
1080 * config/rs6000/rs6000.md (movmemsi): Add new pattern.
1081 (cpymemsi): Add might_overlap parm to expand_block_move() call.
1083 2019-10-02 Aaron Sawdey <acsawdey@linux.ibm.com>
1085 * builtins.c (expand_builtin_memory_copy_args): Add might_overlap parm.
1086 (expand_builtin_memcpy): Use might_overlap parm.
1087 (expand_builtin_mempcpy_args): Use might_overlap parm.
1088 (expand_builtin_memmove): Call expand_builtin_memory_copy_args.
1089 (expand_builtin_memory_copy_args): Add might_overlap parm.
1090 * expr.c (emit_block_move_via_cpymem): Rename to
1091 emit_block_move_via_pattern, add might_overlap parm, use cpymem
1092 or movmem optab as appropriate.
1093 (emit_block_move_hints): Add might_overlap parm, do the right
1094 thing for might_overlap==true.
1095 * expr.h (emit_block_move_hints): Update prototype.
1097 2019-10-02 Eric Botcazou <ebotcazou@adacore.com>
1099 * tree-eh.h (unsplit_eh_edges): Declare.
1100 * tree-eh.c (maybe_remove_unreachable_handlers): Detect more cases.
1101 (unsplit_eh_edges): New function wrapping unsplit_all_eh.
1102 * gimple-ssa-store-merging.c: Include cfganal.h cfgcleanup.h except.h.
1103 (struct store_immediate_info): Add lp_nr field.
1104 (store_immediate_info::store_immediate_info): Add NR2 parameter and
1105 initialize lp_nr with it.
1106 (struct merged_store_group): Add lp_nr and only_constants fields.
1107 (merged_store_group::merged_store_group): Initialize them.
1108 (merged_store_group::can_be_merged_into): Deal with them.
1109 (pass_store_merging): Rename terminate_and_release_chain into
1110 terminate_and_process_chain.
1111 (pass_store_merging::terminate_and_process_all_chains): Adjust to above
1112 renaming and remove useless assertions.
1113 (pass_store_merging::terminate_all_aliasing_chains): Small tweak.
1114 (stmts_may_clobber_ref_p): Be prepared for different basic blocks.
1115 (imm_store_chain_info::coalesce_immediate_stores): Use only_constants
1116 instead of always recomputing it and compare lp_nr.
1117 (imm_store_chain_info::output_merged_store): If the group is in an
1118 active EH region, register new stores if they can throw. Moreover,
1119 if the insertion has created new basic blocks, adjust the PHI nodes
1120 of the post landing pad.
1121 (imm_store_chain_info::output_merged_stores): If the original stores
1122 are in an active EH region, deregister them.
1123 (lhs_valid_for_store_merging_p): Prettify.
1124 (adjust_bit_pos): New function extracted from...
1125 (mem_valid_for_store_merging): ...here. Use it for the base address
1126 and also for the offset if it is the addition of a constant.
1127 (lp_nr_for_store): New function.
1128 (pass_store_merging::process_store): Change return type to bool.
1129 Call lp_nr_for_store to initialize the store info. Propagate the
1130 return status of various called functions to the return value.
1131 (store_valid_for_store_merging_p): New predicate.
1132 (enum basic_block_status): New enumeration.
1133 (get_status_for_store_merging): New function.
1134 (pass_store_merging::execute): If the function can throw and catch
1135 non-call exceptions, unsplit the EH edges on entry and clean up the
1136 CFG on exit if something changed. Call get_status_for_store_merging
1137 for every basic block and keep the chains open across basic blocks
1138 when possible. Terminate and process open chains at the end, if any.
1140 2019-10-02 Richard Sandiford <richard.sandiford@arm.com>
1142 * reginfo.c (globalize_reg): Fix shadowed variable in
1145 2019-10-02 Martin Jambor <mjambor@suse.cz>
1147 * cgraph.c (symbol_table::create_edge): New parameter cloning_p,
1148 do not compute some stuff when set.
1149 (cgraph_node::create_edge): Likewise.
1150 (cgraph_node::create_indirect_edge): Renamed last parameter to
1151 coning_p and flipped its meaning, don't even calculate
1152 inline_failed when set.
1153 * cgraph.h (cgraph_node::create_edge): Add new parameter.
1154 (symbol_table::::create_edge): Likewise.
1155 (cgraph_node::create_indirect_edge): Rename last parameter, flip
1157 * cgraphclones.c (cgraph_edge::clone): Pass true cloning_p to all
1158 call graph edge creating functions.
1160 2019-10-01 Jan Hubicka <hubicka@ucw.cz>
1163 * ipa-devirt.c (warn_types_mismatch): Fix conditional on anonymous
1166 2019-10-02 Shahab Vahedi <shahab@synopsys.com>
1168 * config/arc/arc.h (ASM_SPEC): Pass -mcode-density.
1170 2019-10-02 Richard Biener <rguenther@suse.de>
1172 * tree-vectorizer.h (vect_transform_reduction): Declare.
1173 * tree-vect-stmts.c (vect_transform_stmt): Use it.
1174 * tree-vect-loop.c (vectorizable_reduction): Split out reduction
1175 stmt transform to ...
1176 (vect_transform_reduction): ... this.
1178 2019-10-02 Tobias Burnus <tobias@codesourcery.com>
1180 * omp-low.c (lower_omp_target): Dereference optional argument
1181 to work with the right pointer.
1183 2019-10-02 Kwok Cheung Yeung <kcy@codesourcery.com>
1185 * langhooks-def.h (LANG_HOOKS_OMP_IS_OPTIONAL_ARGUMENT): Default to
1187 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_IS_OPTIONAL_ARGUMENT.
1188 * langhooks.h (omp_is_optional_argument): New hook.
1189 * omp-general.c (omp_is_optional_argument): New.
1190 * omp-general.h (omp_is_optional_argument): New declaration.
1191 * omp-low.c (lower_omp_target): Create temporary for received value
1192 and take the address for new_var if the original variable was a
1193 DECL_BY_REFERENCE. Use size of referenced object when a
1194 pass-by-reference optional argument used as argument to firstprivate.
1196 2019-10-02 Jakub Jelinek <jakub@redhat.com>
1198 PR tree-optimization/91940
1199 * tree-vect-patterns.c: Include tree-vector-builder.h and
1201 (vect_recog_rotate_pattern): Also handle __builtin_bswap16, either by
1202 unpromoting the argument back to uint16_t, or by converting into a
1203 rotate, or into shifts plus ior.
1205 2019-10-02 Richard Biener <rguenther@suse.de>
1207 * tree-vectorizer.h (stmt_vec_info_type::cycle_phi_info_type):
1209 (vect_transform_cycle_phi): Declare.
1210 * tree-vect-stmts.c (vect_transform_stmt): Call
1211 vect_transform_cycle_phi.
1212 * tree-vect-loop.c (vectorizable_reduction): Split out
1213 PHI transformation stage to ...
1214 (vect_transform_cycle_phi): ... here.
1216 2019-10-02 Richard Sandiford <richard.sandiford@arm.com>
1219 * lra-lives.c (make_hard_regno_dead): Don't record conflicts for
1220 eliminable registers.
1221 (make_hard_regno_live): Likewise, and don't make them live.
1223 2019-10-01 David Malcolm <dmalcolm@redhat.com>
1225 * diagnostic-show-locus.c (layout::print_gap_in_line_numbering):
1226 Call pp_emit_prefix.
1227 (layout::print_source_line): Likewise.
1228 (layout::start_annotation_line): Likewise.
1229 (diagnostic_show_locus): Remove call to temporarily clear the
1231 (selftest::test_one_liner_fixit_remove): Add test coverage for the
1232 interaction of pp_set_prefix with rulers and fix-it hints.
1233 * diagnostic.c (default_diagnostic_finalizer): Temporarily clear
1234 prefix when calling diagnostic_show_locus, rather than destroying
1236 (print_parseable_fixits): Temporarily clear prefix.
1237 * pretty-print.c (pp_format): Save and restore line_length, rather
1238 than assuming it is zero.
1239 (pp_output_formatted_text): Remove assertion that line_length is
1242 2019-10-01 Jan Hubicka <hubicka@ucw.cz>
1244 * tree-ssa-alias.c (nonoverlapping_component_refs_since_match_p):
1246 (nonoverlapping_refs_since_match_p): ... this; handle also
1248 (alias_stats): Update stats.
1249 (dump_alias_stats): Likewise.
1250 (cheap_array_ref_low_bound): New function.
1251 (aliasing_matching_component_refs_p): Add partial_overlap
1253 pass it to nonoverlapping_refs_since_match_p.
1254 (aliasing_component_refs_walk): Update call of
1255 aliasing_matching_component_refs_p
1256 (nonoverlapping_array_refs_p): New function.
1257 (decl_refs_may_alias_p, indirect_ref_may_alias_decl_p,
1258 indirect_refs_may_alias_p): Update calls of
1259 nonoverlapping_refs_since_match_p.
1261 2019-10-01 Maya Rashish <coypu@sdf.org>
1264 * ira-color.c (allocno_copy_cost_saving): Call
1265 ira_init_register_move_cost_if_necessary.
1267 2019-10-01 Maciej W. Rozycki <macro@wdc.com>
1269 * Makefile.in (gnat_install_lib): New variable.
1270 * configure.ac: Substitute it.
1271 * configure: Regenerate.
1273 2019-10-01 Jan Hubicka <hubicka@ucw.cz>
1276 * ipa-devirt.c (warn_types_mismatch): Do not ICE when anonymous type
1277 is matched with non-C++ type
1279 2019-10-01 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1281 * tree-if-conv.c (tree_if_conversion): Move call to ifcvt_local_dce
1284 2019-10-01 Jan Hubicka <hubicka@ucw.cz>
1286 * doc/invoke.texi (early-inlining-insns-O2): Document.
1287 (early-inlining-insns): Update.
1288 * params.def (early-inlining-insns-O2): New bound.
1289 (early-inlining-insns): Update docs.
1290 * ipa-inline.c (want_early_inline_function_p): Use new bound.
1292 2019-10-01 Oleg Endo <olegendo@gcc.gnu.org>
1295 * config/sh/sh.c (sh_extending_set_of_reg::use_as_extended_reg): Use
1296 sh_check_add_incdec_notes to preserve REG_INC notes when replacing
1297 a memory access insn.
1299 2019-10-01 Bill Schmidt <wschmidt@linux.ibm.com>
1301 * config/rs6000/rs6000-p8swap.c (rtx_is_swappable_p): Don't swap
1304 2019-10-01 Ilya Leoshkevich <iii@linux.ibm.com>
1307 * config/s390/s390.c (s390_expand_vec_compare): Use
1308 gen_vec_cmpordered and gen_vec_cmpunordered.
1309 * config/s390/vector.md (vec_cmpuneq, vec_cmpltgt, vec_ordered,
1310 vec_unordered): Delete.
1311 (vec_ordered<mode>): Rename to vec_cmpordered<mode>.
1312 (vec_unordered<mode>): Rename to vec_cmpunordered<mode>.
1313 (VEC_CMP_EXPAND): New iterator for the generic dispatcher.
1314 (vec_cmp<code>): Generic dispatcher.
1316 2019-10-01 Ilya Leoshkevich <iii@linux.ibm.com>
1319 * config/s390/vector.md (V_HW): Add V1TI in order to make
1320 vcond$a$b generate vcondv1tiv1tf.
1322 2019-10-01 Richard Sandiford <richard.sandiford@arm.com>
1324 PR rtl-optimization/91948
1325 * ira-build.c (ira_create_allocno): Initialize
1326 ALLOCNO_CROSSED_CALLS_ABIS.
1327 * ira-color.c (allocno_reload_assign): Pass hard_regno rather
1328 than regno to ira_need_caller_save_p.
1330 2019-10-01 Alexandre Oliva <oliva@adacore.com>
1332 * config/i386/i386-options.c
1333 (ix86_recompute_optlev_based_flags): New, moved out of...
1334 (ix86_option_override_internal): ... this. Call it.
1335 (ix86_override_options_after_change): Call it here too.
1338 * dwarf2out.c (override_type_for_decl_p): New.
1339 (gen_variable_die): Use it.
1341 2019-10-01 Richard Biener <rguenther@suse.de>
1343 * tree-vect-loop.c (vectorizable_reduction): Move variables
1344 to where they are used.
1346 2019-10-01 Segher Boessenkool <segher@kernel.crashing.org>
1348 * regrename.c (hide_operands): Use pc_rtx instead of cc0_rtx.
1349 (build_def_use): Use PC instead of CC0 in a comment.
1351 2019-10-01 Richard Sandiford <richard.sandiford@arm.com>
1353 * rtl.def (CLOBBER_HIGH): Delete.
1354 * doc/rtl.texi (clobber_high): Remove documentation.
1355 * rtl.h (SET_DEST): Remove CLOBBER_HIGH from the list of codes.
1356 (reg_is_clobbered_by_clobber_high): Delete.
1357 (gen_hard_reg_clobber_high): Likewise.
1358 * alias.c (record_set): Remove CLOBBER_HIGH handling.
1359 * cfgexpand.c (expand_gimple_stmt): Likewise.
1360 * combine-stack-adj.c (single_set_for_csa): Likewise.
1361 * combine.c (find_single_use_1, set_nonzero_bits_and_sign_copies)
1362 (can_combine_p, is_parallel_of_n_reg_sets, try_combine)
1363 (record_dead_and_set_regs_1, reg_dead_at_p_1): Likewise.
1364 * cse.c (invalidate_reg): Remove clobber_high parameter.
1365 (invalidate): Update call accordingly.
1366 (canonicalize_insn): Remove CLOBBER_HIGH handling.
1367 (invalidate_from_clobbers, invalidate_from_sets_and_clobbers)
1368 (count_reg_usage, insn_live_p): Likewise.
1369 * cselib.h (cselib_invalidate_rtx): Remove sett argument.
1370 * cselib.c (cselib_invalidate_regno, cselib_invalidate_rtx): Likewise.
1371 (cselib_invalidate_rtx_note_stores): Update call accordingly.
1372 (cselib_expand_value_rtx_1): Remove CLOBBER_HIGH handling.
1373 (cselib_invalidate_regno, cselib_process_insn): Likewise.
1374 * dce.c (deletable_insn_p, mark_nonreg_stores_1): Likewise.
1375 (mark_nonreg_stores_2): Likewise.
1376 * df-scan.c (df_find_hard_reg_defs, df_uses_record): Likewise.
1377 (df_get_call_refs): Likewise.
1378 * dwarf2out.c (mem_loc_descriptor): Likewise.
1379 * emit-rtl.c (verify_rtx_sharing): Likewise.
1380 (copy_insn_1, copy_rtx_if_shared_1): Likewise.
1381 (hard_reg_clobbers_high, gen_hard_reg_clobber_high): Delete.
1382 * genconfig.c (walk_insn_part): Remove CLOBBER_HIGH handling.
1383 * genemit.c (gen_exp, gen_insn): Likewise.
1384 * genrecog.c (validate_pattern, remove_clobbers): Likewise.
1385 * haifa-sched.c (haifa_classify_rtx): Likewise.
1386 * ira-build.c (create_insn_allocnos): Likewise.
1387 * ira-costs.c (scan_one_insn): Likewise.
1388 * ira.c (equiv_init_movable_p, memref_referenced_p): Likewise.
1389 (rtx_moveable_p, interesting_dest_for_shprep): Likewise.
1390 * jump.c (mark_jump_label_1): Likewise.
1391 * lra-int.h (lra_insn_reg::clobber_high): Delete.
1392 * lra-eliminations.c (lra_eliminate_regs_1): Remove CLOBBER_HIGH
1394 (mark_not_eliminable): Likewise.
1395 * lra-lives.c (process_bb_lives): Likewise.
1396 * lra.c (new_insn_reg): Remove clobber_high parameter.
1397 (collect_non_operand_hard_regs): Likewise. Update call to new
1398 insn_reg. Remove CLOBBER_HIGH handling.
1399 (lra_set_insn_recog_data): Remove CLOBBER_HIGH handling. Update call
1400 to collect_non_operand_hard_regs.
1401 (add_regs_to_insn_regno_info): Remove CLOBBER_HIGH handling.
1402 Update call to new_insn_reg.
1403 (lra_update_insn_regno_info): Remove CLOBBER_HIGH handling.
1404 * postreload.c (reload_cse_simplify, reload_combine_note_use)
1405 (move2add_note_store): Likewise.
1406 * print-rtl.c (print_pattern): Likewise.
1407 * recog.c (store_data_bypass_p_1, store_data_bypass_p): Likewise.
1408 (if_test_bypass_p): Likewise.
1409 * regcprop.c (kill_clobbered_value, kill_set_value): Likewise.
1410 * reginfo.c (reg_scan_mark_refs): Likewise.
1411 * reload1.c (maybe_fix_stack_asms, eliminate_regs_1): Likewise.
1412 (elimination_effects, mark_not_eliminable, scan_paradoxical_subregs)
1413 (forget_old_reloads_1): Likewise.
1414 * reorg.c (find_end_label, try_merge_delay_insns, redundant_insn)
1415 (own_thread_p, fill_simple_delay_slots, fill_slots_from_thread)
1416 (dbr_schedule): Likewise.
1417 * resource.c (update_live_status, mark_referenced_resources)
1418 (mark_set_resources): Likewise.
1419 * rtl.c (copy_rtx): Likewise.
1420 * rtlanal.c (reg_referenced_p, set_of_1, single_set_2, noop_move_p)
1421 (note_pattern_stores): Likewise.
1422 (reg_is_clobbered_by_clobber_high): Delete.
1423 * sched-deps.c (sched_analyze_reg, sched_analyze_insn): Remove
1424 CLOBBER_HIGH handling.
1426 2019-10-01 Richard Sandiford <richard.sandiford@arm.com>
1429 * config/aarch64/aarch64.h (ARM_PCS_TLSDESC): New arm_pcs.
1430 * config/aarch64/aarch64-protos.h (aarch64_tlsdesc_abi_id): Declare.
1431 * config/aarch64/aarch64.c (aarch64_hard_regno_call_part_clobbered):
1432 Handle ARM_PCS_TLSDESC.
1433 (aarch64_tlsdesc_abi_id): New function.
1434 * config/aarch64/aarch64.md (tlsdesc_small_sve_<mode>): Use a call
1435 rtx instead of a list of clobbers and clobber_highs.
1436 (tlsdesc_small_<mode>): Update accordingly.
1438 2019-10-01 Richard Sandiford <richard.sandiford@arm.com>
1440 * config/aarch64/aarch64-protos.h (aarch64_expand_call): Take an
1441 extra callee_abi argument.
1442 * config/aarch64/aarch64.c (aarch64_expand_call): Likewise.
1443 Insert a CALLEE_ABI unspec into the call pattern as the second
1444 element in the PARALLEL.
1445 (aarch64_simd_call_p): Delete.
1446 (aarch64_insn_callee_abi): Get the arm_pcs of the callee from
1447 the new CALLEE_ABI element of the PARALLEL.
1448 (aarch64_init_cumulative_args): Get the arm_pcs of the callee
1449 from the function type, if given.
1450 (aarch64_function_arg_advance): Handle ARM_PCS_SIMD.
1451 (aarch64_function_arg): Likewise. Return the arm_pcs of the callee
1452 when passed the function_arg_info end marker.
1453 (aarch64_output_mi_thunk): Pass the arm_pcs of the callee as the
1454 final argument of gen_sibcall.
1455 * config/aarch64/aarch64.md (UNSPEC_CALLEE_ABI): New unspec.
1456 (call): Make operand 2 a const_int_operand and pass it to expand_call.
1457 Wrap it in an UNSPEC_CALLEE_ABI unspec for the dummy define_expand
1459 (call_value): Likewise operand 3.
1460 (sibcall): Likewise operand 2. Place the unspec before rather than
1462 (sibcall_value): Likewise operand 3.
1463 (*call_insn, *call_value_insn): Include an UNSPEC_CALLEE_ABI.
1464 (tlsgd_small_<mode>, *tlsgd_small_<mode>): Likewise.
1465 (*sibcall_insn, *sibcall_value_insn): Likewise. Remove empty
1467 (untyped_call): Pass const0_rtx as the callee ABI to gen_call.
1469 2019-10-01 Richard Sandiford <richard.sandiford@arm.com>
1471 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Update call to
1472 choose_hard_reg_mode.
1473 * config/sparc/sparc.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
1475 2019-10-01 Segher Boessenkool <segher@kernel.crashing.org>
1477 * doc/md.texi (vec_pack_trunc_@var{m}): Fix typo.
1478 (vec_pack_sfix_trunc_@var{m}, vec_pack_ufix_trunc_@var{m}): Ditto.
1479 (vec_packs_float_@var{m}, vec_packu_float_@var{m}): Ditto.
1481 2019-09-30 David Malcolm <dmalcolm@redhat.com>
1483 * diagnostic-show-locus.c (line_label::line_label): Initialize
1485 (line_label::comparator): Reverse the sort order by m_state_idx,
1486 so that when the list is walked backwards the labels appear in
1487 order of insertion into the rich_location.
1488 (line_label::m_has_vbar): New field.
1489 (layout::print_any_labels): When dealing with multiple labels at
1490 the same line and column, only print vertical bars for the one
1491 with the highest label_line.
1492 (selftest::test_one_liner_labels): Update test for multiple labels
1493 to expect the labels to be in the order of insertion into the
1494 rich_location. Add a test for many such labels, where the column
1495 numbers are out-of-order relative to the insertion order.
1497 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1499 * config/i386/i386.h (ix86_frame::expensive_p): New field.
1500 (ix86_frame::expensive_count): Likewise.
1501 * config/i386/i386.c (ix86_compute_frame_layout): Make the choice
1502 of use_fast_prologue_epilogue robust against incidental changes
1505 2019-09-30 Ilya Leoshkevich <iii@linux.ibm.com>
1508 * config/s390/vector.md (vec_unordered<mode>): Call
1509 gen_vec_ordered<mode>.
1511 2019-09-30 Yuliang Wang <yuliang.wang@arm.com>
1513 * config/aarch64/aarch64-sve.md (sdiv_pow2<mode>3):
1514 New pattern for ASRD.
1515 * config/aarch64/iterators.md (UNSPEC_ASRD): New unspec.
1516 * internal-fn.def (IFN_DIV_POW2): New internal function.
1517 * optabs.def (sdiv_pow2_optab): New optab.
1518 * tree-vect-patterns.c (vect_recog_divmod_pattern):
1519 Modify pattern to support new operation.
1520 * doc/md.texi (sdiv_pow2$var{m3}): Documentation for the above.
1521 * doc/sourcebuild.texi (vect_sdiv_pow2_si):
1522 Document new target selector.
1524 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1526 * config/aarch64/aarch64.c (aarch64_layout_frame): Use crtl->abi
1527 to test whether we're compiling a vector PCS function and to test
1528 whether the function needs to save a particular register.
1529 Remove the vector PCS handling of df_set_regs_ever_live.
1530 (aarch64_components_for_bb): Use crtl->abi to test whether
1531 the function needs to save a particular register.
1532 (aarch64_process_components): Use crtl->abi to test whether
1533 we're compiling a vector PCS function.
1534 (aarch64_expand_prologue, aarch64_expand_epilogue): Likewise.
1535 (aarch64_epilogue_uses): Remove handling of vector PCS functions.
1537 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1539 * config/aarch64/aarch64-protos.h (aarch64_use_simple_return_insn_p):
1541 * config/aarch64/aarch64.c (aarch64_components_for_bb): Check
1542 whether the block calls a function that clobbers more registers
1543 than the current function is allowed to.
1544 (aarch64_use_simple_return_insn_p): Delete.
1545 * config/aarch64/aarch64.md (simple_return): Remove condition.
1547 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1549 * function-abi.h (function_abi_aggregator): New class.
1550 * function-abi.cc (function_abi_aggregator::caller_save_regs): New
1552 * ira.c (update_equiv_regs_prescan): New function. Call
1553 set_paradoxical_subreg here rather than...
1554 (update_equiv_regs): ...here.
1555 (ira): Call update_equiv_regs_prescan.
1557 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1559 * hard-reg-set.h (regs_invalidated_by_call): Only define if
1561 (call_used_or_fixed_regs): Likewise.
1562 (call_used_or_fixed_reg_p): Likewise.
1563 * reginfo.c (regs_invalidated_by_call): New macro.
1565 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1567 * shrink-wrap.c: Include function-abi.h.
1568 (requires_stack_frame_p): Use crtl->abi to test whether the
1569 current function can use a register without saving it first.
1571 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1573 * sel-sched-ir.h (_def::crosses_call): Replace with...
1574 (_def::crossed_call_abis): ..this new field.
1575 (def_list_add): Take a mask of ABIs instead of a crosses_call
1577 * sel-sched-ir.c (def_list_add): Likewise. Update initialization
1578 of _def accordingly.
1579 * sel-sched.c: Include function-abi.h.
1580 (hard_regs_data::regs_for_call_clobbered): Delete.
1581 (reg_rename::crosses_call): Replace with...
1582 (reg_rename::crossed_call_abis): ...this new field.
1583 (fur_static_params::crosses_call): Replace with...
1584 (fur_static_params::crossed_call_abis): ...this new field.
1585 (init_regs_for_mode): Don't initialize sel_hrd.regs_for_call_clobbered.
1586 (init_hard_regs_data): Use crtl->abi to test which registers the
1587 current function would need to save before it uses them.
1588 (mark_unavailable_hard_regs): Update handling of call-clobbered
1589 registers, using call_clobbers_in_region to find out which registers
1590 might be call-clobbered (but without taking -fipa-ra into account
1591 for now). Remove separate handling of partially call-clobbered
1593 (verify_target_availability): Use crossed_call_abis instead of
1595 (get_spec_check_type_for_insn, find_used_regs): Likewise.
1596 (fur_orig_expr_found, fur_on_enter, fur_orig_expr_not_found): Likewise.
1598 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1600 * sched-deps.c (deps_analyze_insn): Use the ABI of the target
1601 function to test whether a register is fully or partly clobbered.
1603 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1605 * rtlanal.c: Include function-abi.h.
1606 (reg_set_p): Use insn_callee_abi to get the ABI of the called
1607 function and clobbers_reg_p to test whether the register
1609 (find_all_hard_reg_sets): When implicit is true, use insn_callee_abi
1610 to get the ABI of the called function and full_reg_clobbers to
1611 get the set of fully call-clobbered registers. Warn about the
1612 pitfalls of using this mode.
1614 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1616 * reload.c: Include function-abi.h.
1617 (find_equiv_reg): Use clobbers_reg_p to test whether either
1618 of the equivalent registers is clobbered by a call.
1619 * reload1.c: Include function-abi.h.
1620 (reg_reloaded_call_part_clobbered): Delete.
1621 (reload): Use crtl->abi to test which registers would need
1622 saving in the prologue before use.
1623 (find_reg): Likewise.
1624 (emit_reload_insns): Remove code for reg_reloaded_call_part_clobbered.
1625 (reload_as_needed): Likewise. Use full_and_partial_reg_clobbers
1626 instead of call_used_or_fixed_regs | reg_reloaded_call_part_clobbered.
1628 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1630 * regrename.h (du_head::call_clobber_mask): New field.
1631 (du_head::need_caller_save_reg): Replace with...
1632 (du_head::call_abis): ...this new field.
1633 * regrename.c: Include function-abi.h.
1634 (call_clobbered_in_chain_p): New function.
1635 (check_new_reg_p): Use crtl->abi when deciding whether a register
1636 is free for use after RA. Use call_clobbered_in_chain_p to test
1637 whether a candidate register would be clobbered by a call.
1638 (find_rename_reg): Don't add call-clobber conflicts here.
1639 (rename_chains): Check call_abis instead of need_caller_save_reg.
1640 (merge_chains): Update for changes to du_head.
1641 (build_def_use): Use insn_callee_abi to get the ABI of the call insn
1642 target. Record the ABI identifier in call_abis and the set of
1643 fully or partially clobbered registers in call_clobber_mask.
1644 Add fully-clobbered registers to hard_conflicts here rather
1645 than in find_rename_reg.
1646 * config/aarch64/cortex-a57-fma-steering.c: Include function-abi.h.
1647 (rename_single_chain): Check call_abis instead of need_caller_save_reg.
1648 * config/aarch64/falkor-tag-collision-avoidance.c: Include
1650 * config/c6x/c6x.c: Likewise.
1652 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1654 * regcprop.c (copyprop_hardreg_forward_1): Use the recorded
1655 mode of the register when deciding whether it is no longer
1656 available after a call.
1658 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1660 * recog.c: Include function-abi.h.
1661 (peep2_find_free_register): Use crtl->abi when deciding whether
1662 a register is free for use after RA.
1664 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1666 * postreload-gcse.c: Include regs.h and function-abi.h.
1667 (record_opr_changes): Use insn_callee_abi to get the ABI of the
1668 call insn target. Conservatively assume that partially-clobbered
1669 registers are altered.
1671 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1673 * postreload.c (reload_combine_recognize_pattern): Use crtl->abi
1674 when deciding whether a register is free for use after RA.
1675 (reload_combine): Remove unnecessary use of fixed_reg_set.
1676 (reload_cse_move2add): Use insn_callee_abi to get the ABI of the
1677 call insn target. Use reg_mode when testing whether a register
1678 is no longer available.
1680 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1682 * target.def (return_call_with_max_clobbers): Delete.
1683 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): Delete.
1684 * doc/tm.texi: Regenerate.
1685 * config/aarch64/aarch64.c (aarch64_return_call_with_max_clobbers)
1686 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): Delete.
1687 * lra-int.h (lra_reg::actual_call_used_reg_set): Delete.
1688 (lra_reg::call_insn): Delete.
1689 * lra.c: Include function-abi.h.
1690 (initialize_lra_reg_info_element): Don't initialize the fields above.
1691 (lra): Use crtl->abi to test whether the current function needs to
1692 save a register in the prologue. Remove special pre-inheritance
1693 lra_create_live_ranges pass for flag_ipa_ra.
1694 * lra-assigns.c: Include function-abi.h
1695 (find_hard_regno_for_1): Use crtl->abi to test whether the current
1696 function needs to save a register in the prologue.
1697 (lra_assign): Assert that registers aren't allocated to a
1698 conflicting register, rather than checking only for overlaps
1699 with call_used_or_fixed_regs. Do this even for flag_ipa_ra,
1700 and for registers that are not live across a call.
1701 * lra-constraints.c (last_call_for_abi): New variable.
1702 (full_and_partial_call_clobbers): Likewise.
1703 (setup_next_usage_insn): Remove the register from
1704 full_and_partial_call_clobbers.
1705 (need_for_call_save_p): Use call_clobbered_in_region_p to test
1706 whether the register needs a caller save.
1707 (need_for_split_p): Use full_and_partial_reg_clobbers instead
1708 of call_used_or_fixed_regs.
1709 (inherit_in_ebb): Initialize and maintain last_call_for_abi and
1710 full_and_partial_call_clobbers.
1711 * lra-lives.c (check_pseudos_live_through_calls): Replace
1712 last_call_used_reg_set and call_insn arguments with an abi argument.
1713 Remove handling of lra_reg::call_insn. Use function_abi::mode_clobbers
1714 as the set of conflicting registers.
1715 (calls_have_same_clobbers_p): Delete.
1716 (process_bb_lives): Track the ABI of the last call instead of an
1717 insn/HARD_REG_SET pair. Update calls to
1718 check_pseudos_live_through_calls. Use eh_edge_abi to calculate
1719 the set of registers that could be clobbered by an EH edge.
1720 Include partially-clobbered as well as fully-clobbered registers.
1721 (lra_create_live_ranges_1): Don't initialize lra_reg::call_insn.
1722 * lra-remat.c: Include function-abi.h.
1723 (call_used_regs_arr_len, call_used_regs_arr): Delete.
1724 (set_bb_regs): Use insn_callee_abi to get the set of call-clobbered
1725 registers and bitmap_view to combine them into dead_regs.
1726 (call_used_input_regno_present_p): Take a function_abi argument
1727 and use it to test whether a register is call-clobbered.
1728 (calculate_gen_cands): Use insn_callee_abi to get the ABI of the
1729 call insn target. Update tje call to call_used_input_regno_present_p.
1730 (do_remat): Likewise.
1731 (lra_remat): Remove the initialization of call_used_regs_arr_len
1732 and call_used_regs_arr.
1734 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1736 * loop-iv.c: Include regs.h and function-abi.h.
1737 (simplify_using_initial_values): Use insn_callee_abi to get the
1738 ABI of the call insn target. Conservatively assume that
1739 partially-clobbered registers are altered.
1741 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1743 * function-abi.h (call_clobbers_in_region): Declare.
1744 (call_clobbered_in_region_p): New function.
1745 * function-abi.cc (call_clobbers_in_region): Likewise.
1746 * ira-int.h: Include function-abi.h.
1747 (ira_allocno::crossed_calls_abis): New field.
1748 (ALLOCNO_CROSSED_CALLS_ABIS): New macro.
1749 (ira_need_caller_save_regs): New function.
1750 (ira_need_caller_save_p): Likewise.
1751 * ira.c (setup_reg_renumber): Use ira_need_caller_save_p instead
1752 of call_used_or_fixed_regs.
1753 (do_reload): Use crtl->abi to test whether the current function
1754 needs to save a register in the prologue. Count registers that
1755 need to be saved rather than registers that don't.
1756 * ira-build.c (create_cap_allocno): Copy ALLOCNO_CROSSED_CALLS_ABIS.
1757 Remove unnecessary | from ALLOCNO_CROSSED_CALLS_CLOBBERED_REGS.
1758 (propagate_allocno_info): Merge ALLOCNO_CROSSED_CALLS_ABIS too.
1759 (propagate_some_info_from_allocno): Likewise.
1760 (copy_info_to_removed_store_destinations): Likewise.
1761 (ira_flattening): Say that ALLOCNO_CROSSED_CALLS_ABIS and
1762 ALLOCNO_CROSSED_CALLS_CLOBBERED_REGS are handled conservatively.
1763 (ira_build): Use ira_need_caller_save_regs instead of
1764 call_used_or_fixed_regs.
1765 * ira-color.c (calculate_saved_nregs): Use crtl->abi to test
1766 whether the current function would need to save a register
1768 (calculate_spill_cost): Likewise.
1769 (allocno_reload_assign): Use ira_need_caller_save_regs and
1770 ira_need_caller_save_p instead of call_used_or_fixed_regs.
1771 * ira-conflicts.c (ira_build_conflicts): Use
1772 ira_need_caller_save_regs rather than call_used_or_fixed_regs
1773 as the set of call-clobbered registers. Remove the
1774 call_used_or_fixed_regs mask from the calculation of
1775 temp_hard_reg_set and mask its use instead. Remove special
1776 handling of partially-clobbered registers.
1777 * ira-costs.c (ira_tune_allocno_costs): Use ira_need_caller_save_p.
1778 * ira-lives.c (process_bb_node_lives): Use mode_clobbers to
1779 calculate the set of conflicting registers for calls that
1780 can throw. Record the ABIs of calls in ALLOCNO_CROSSED_CALLS_ABIS.
1781 Use full_and_partial_reg_clobbers rather than full_reg_clobbers
1782 for the calculation of ALLOCNO_CROSSED_CALLS_CLOBBERED_REGS.
1783 Use eh_edge_abi to calculate the set of registers that could
1784 be clobbered by an EH edge. Include partially-clobbered as
1785 well as fully-clobbered registers.
1787 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1789 * haifa-sched.c: Include function-abi.h.
1790 (alloc_global_sched_pressure_data): Use crtl->abi to check whether
1791 the function would need to save a register before using it.
1793 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1795 * gcse.c: Include function-abi.h.
1796 (compute_hash_table_work): Use insn_callee_abi to get the ABI of
1797 the call insn target. Invalidate partially call-clobbered
1798 registers as well as fully call-clobbered ones.
1800 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1802 * function.c (aggregate_value_p): Work out which ABI the
1803 function is using before testing which registers are at least
1804 partly preserved by a call.
1806 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1808 * early-remat.c: Include regs.h and function-abi.h.
1809 (early_remat::maybe_add_candidate): Don't check for call-clobbered
1811 (early_remat::restrict_remat_for_unavail_regs): New function.
1812 (early_remat::restrict_remat_for_call): Likewise.
1813 (early_remat::process_block): Before calling emit_remat_insns
1814 for a previous call in the block, invalidate any candidates
1815 that would clobber call-preserved registers.
1816 (early_remat::emit_remat_insns_for_block): Likewise for the
1817 final call in a block. Do the same thing for live-in registers
1818 when calling emit_remat_insns at the head of a block.
1820 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1822 * df-scan.c (df_get_entry_block_def_set): Use crtl->abi to test
1823 whether the current function needs to save at least part of a
1824 register before using it.
1825 (df_get_exit_block_use_set): Likewise for epilogue restores.
1827 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1829 * df-problems.c: Include regs.h and function-abi.h.
1830 (df_rd_problem_data): Rename sparse_invalidated_by_call to
1831 sparse_invalidated_by_eh and dense_invalidated_by_call to
1832 dense_invalidated_by_eh.
1833 (df_print_bb_index): Update accordingly.
1834 (df_rd_alloc, df_rd_start_dump, df_rd_confluence_n): Likewise.
1835 (df_lr_confluence_n): Use eh_edge_abi to get the set of registers
1836 that are clobbered by an EH edge. Clobber partially-clobbered
1837 registers as well as fully-clobbered ones.
1838 (df_md_confluence_n): Likewise.
1839 (df_rd_local_compute): Likewise. Update for changes to
1841 * df-scan.c (df_scan_start_dump): Use eh_edge_abi to get the set
1842 of registers that are clobbered by an EH edge. Includde partially-
1843 clobbered registers as well as fully-clobbered ones.
1845 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1847 * cselib.c (cselib_process_insn): If we know what mode a
1848 register was set in, check whether it is clobbered in that
1849 mode by a call. Only fall back to reg_raw_mode if that fails.
1851 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1853 * cse.c: Include regs.h and function-abi.h.
1854 (invalidate_for_call): Take the call insn as an argument.
1855 Use insn_callee_abi to get the ABI of the call and invalidate
1856 partially clobbered registers as well as fully clobbered ones.
1857 (cse_insn): Update call accordingly.
1859 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1861 * combine.c: Include function-abi.h.
1862 (record_dead_and_set_regs): Use insn_callee_abi to get the ABI
1863 of the target of call insns. Invalidate partially-clobbered
1864 registers as well as fully-clobbered ones.
1866 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1868 * cfgloopanal.c: Include regs.h and function-abi.h.
1869 (init_set_costs): Use default_function_abi to test whether
1870 a general register is call-clobbered.
1872 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1874 * cfgcleanup.c (old_insns_match_p): Compare the ABIs of calls
1875 instead of the call-clobbered sets.
1877 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1879 * caller-save.c (setup_save_areas): Remove redundant |s of
1881 (save_call_clobbered_regs): Likewise. Use the call ABI rather
1882 than call_used_or_fixed_regs to decide whether a REG_RETURNED
1885 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1887 * rtl.h (predefined_function_abi): Declare.
1888 (choose_hard_reg_mode): Take a pointer to a predefined_function_abi
1889 instead of a boolean call_save flag.
1890 * config/gcn/gcn.c (gcn_hard_regno_caller_save_mode): Update call
1892 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
1893 * config/ia64/ia64.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
1894 * config/mips/mips.c (mips_hard_regno_caller_save_mode): Likewise.
1895 * config/msp430/msp430.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
1896 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
1897 * config/sh/sh.c (sh_hard_regno_caller_save_mode): Likewise.
1898 * reginfo.c (init_reg_modes_target): Likewise.
1899 (choose_hard_reg_mode): Take a pointer to a predefined_function_abi
1900 instead of a boolean call_save flag.
1901 * targhooks.c: Include function-abi.h.
1902 (default_dwarf_frame_reg_mode): Update call to choose_hard_reg_mode,
1903 using eh_edge_abi to choose the mode.
1905 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1907 * target.def (hard_regno_call_part_clobbered): Take an ABI
1908 identifier instead of an rtx_insn.
1909 * doc/tm.texi: Regenerate.
1910 * hooks.h (hook_bool_insn_uint_mode_false): Delete.
1911 (hook_bool_uint_uint_mode_false): New function.
1912 * hooks.c (hook_bool_insn_uint_mode_false): Delete.
1913 (hook_bool_uint_uint_mode_false): New function.
1914 * config/aarch64/aarch64.c (aarch64_hard_regno_call_part_clobbered):
1915 Take an ABI identifier instead of an rtx_insn.
1916 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Likewise.
1917 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Likewise.
1918 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Likewise.
1919 * config/pru/pru.c (pru_hard_regno_call_part_clobbered): Likewise.
1920 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered):
1922 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Likewise.
1923 * cselib.c: Include function-abi.h.
1924 (cselib_process_insn): Update call to
1925 targetm.hard_regno_call_part_clobbered, using insn_callee_abi
1926 to get the appropriate ABI identifier.
1927 * function-abi.cc (predefined_function_abi::initialize): Update call
1928 to targetm.hard_regno_call_part_clobbered.
1929 * ira-conflicts.c (ira_build_conflicts): Likewise.
1930 * ira-costs.c (ira_tune_allocno_costs): Likewise.
1931 * lra-constraints.c: Include function-abi.h.
1932 (need_for_call_save_p): Update call to
1933 targetm.hard_regno_call_part_clobbered, using insn_callee_abi
1934 to get the appropriate ABI identifier.
1935 * lra-lives.c (check_pseudos_live_through_calls): Likewise.
1936 * regcprop.c (copyprop_hardreg_forward_1): Update call
1937 to targetm.hard_regno_call_part_clobbered.
1938 * reginfo.c (choose_hard_reg_mode): Likewise.
1939 * regrename.c (check_new_reg_p): Likewise.
1940 * reload.c (find_equiv_reg): Likewise.
1941 * reload1.c (emit_reload_insns): Likewise.
1942 * sched-deps.c: Include function-abi.h.
1943 (deps_analyze_insn): Update call to
1944 targetm.hard_regno_call_part_clobbered, using insn_callee_abi
1945 to get the appropriate ABI identifier.
1946 * sel-sched.c (init_regs_for_mode, mark_unavailable_hard_regs): Update
1947 call to targetm.hard_regno_call_part_clobbered.
1948 * targhooks.c (default_dwarf_frame_reg_mode): Likewise.
1950 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1952 * config/i386/i386.c: Include function-abi.h.
1953 (ix86_avx_u128_mode_needed): Treat function calls as AVX_U128_ANY
1954 if they preserve some 256-bit or 512-bit SSE registers.
1956 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
1958 * target.def (insn_callee_abi): New hook.
1959 (remove_extra_call_preserved_regs): Delete.
1960 * doc/tm.texi.in (TARGET_INSN_CALLEE_ABI): New macro.
1961 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): Delete.
1962 * doc/tm.texi: Regenerate.
1963 * targhooks.h (default_remove_extra_call_preserved_regs): Delete.
1964 * targhooks.c (default_remove_extra_call_preserved_regs): Delete.
1965 * config/aarch64/aarch64.c (aarch64_simd_call_p): Constify the
1967 (aarch64_remove_extra_call_preserved_regs): Delete.
1968 (aarch64_insn_callee_abi): New function.
1969 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): Delete.
1970 (TARGET_INSN_CALLEE_ABI): New macro.
1971 * rtl.h (get_call_fndecl): Declare.
1972 (cgraph_rtl_info): Fix formatting. Tweak comment for
1973 function_used_regs. Remove function_used_regs_valid.
1974 * rtlanal.c (get_call_fndecl): Moved from final.c
1975 * function-abi.h (insn_callee_abi): Declare.
1976 (target_function_abi_info): Mention insn_callee_abi.
1977 * function-abi.cc (fndecl_abi): Handle flag_ipa_ra in a similar
1978 way to get_call_reg_set_usage did.
1979 (insn_callee_abi): New function.
1980 * regs.h (get_call_reg_set_usage): Delete.
1981 * final.c: Include function-abi.h.
1982 (collect_fn_hard_reg_usage): Add fixed and stack registers to
1983 function_used_regs before the main loop rather than afterwards.
1984 Use insn_callee_abi instead of get_call_reg_set_usage. Exit early
1985 if function_used_regs ends up not being useful.
1986 (get_call_fndecl): Move to rtlanal.c
1987 (get_call_cgraph_rtl_info, get_call_reg_set_usage): Delete.
1988 * caller-save.c: Include function-abi.h.
1989 (setup_save_areas, save_call_clobbered_regs): Use insn_callee_abi
1990 instead of get_call_reg_set_usage.
1991 * cfgcleanup.c: Include function-abi.h.
1992 (old_insns_match_p): Use insn_callee_abi instead of
1993 get_call_reg_set_usage.
1994 * cgraph.h (cgraph_node::rtl_info): Take a const_tree instead of
1996 * cgraph.c (cgraph_node::rtl_info): Likewise. Initialize
1998 * df-scan.c: Include function-abi.h.
1999 (df_get_call_refs): Use insn_callee_abi instead of
2000 get_call_reg_set_usage.
2001 * ira-lives.c: Include function-abi.h.
2002 (process_bb_node_lives): Use insn_callee_abi instead of
2003 get_call_reg_set_usage.
2004 * lra-lives.c: Include function-abi.h.
2005 (process_bb_lives): Use insn_callee_abi instead of
2006 get_call_reg_set_usage.
2007 * postreload.c: Include function-abi.h.
2008 (reload_combine): Use insn_callee_abi instead of
2009 get_call_reg_set_usage.
2010 * regcprop.c: Include function-abi.h.
2011 (copyprop_hardreg_forward_1): Use insn_callee_abi instead of
2012 get_call_reg_set_usage.
2013 * resource.c: Include function-abi.h.
2014 (mark_set_resources, mark_target_live_regs): Use insn_callee_abi
2015 instead of get_call_reg_set_usage.
2016 * var-tracking.c: Include function-abi.h.
2017 (dataflow_set_clear_at_call): Use insn_callee_abi instead of
2018 get_call_reg_set_usage.
2020 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2022 * target.def (fntype_abi): New target hook.
2023 * doc/tm.texi.in (TARGET_FNTYPE_ABI): Likewise.
2024 * doc/tm.texi: Regenerate.
2025 * target.h (predefined_function_abi): Declare.
2026 * function-abi.cc (fntype_abi): Call targetm.calls.fntype_abi,
2028 * config/aarch64/aarch64.h (ARM_PCS_SIMD): New arm_pcs value.
2029 * config/aarch64/aarch64.c: Include function-abi.h.
2030 (aarch64_simd_abi, aarch64_fntype_abi): New functions.
2031 (TARGET_FNTYPE_ABI): Define.
2033 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2035 * Makefile.in (OBJS): Add function-abi.o.
2036 (GTFILES): Add function-abi.h.
2037 * function-abi.cc: New file.
2038 * function-abi.h: Likewise.
2039 * emit-rtl.h (rtl_data::abi): New field.
2040 * function.c: Include function-abi.h.
2041 (prepare_function_start): Initialize crtl->abi.
2042 * read-rtl-function.c: Include regs.h and function-abi.h.
2043 (read_rtl_function_body): Initialize crtl->abi.
2044 (read_rtl_function_body_from_file_range): Likewise.
2045 * reginfo.c: Include function-abi.h.
2046 (init_reg_sets_1): Initialize default_function_abi.
2047 (globalize_reg): Call add_full_reg_clobber for each predefined ABI
2048 when making a register global.
2049 * target-globals.h (this_target_function_abi_info): Declare.
2050 (target_globals::function_abi_info): New field.
2051 (restore_target_globals): Copy it.
2052 * target-globals.c: Include function-abi.h.
2053 (default_target_globals): Initialize the function_abi_info field.
2054 (target_globals): Allocate it.
2055 (save_target_globals): Free it.
2057 2019-09-30 Nick Clifton <nickc@redhat.com>
2060 * config/frv/frv.c (frv_register_move_cost): Add break statements
2061 to avoid falling through to the wrong cases. Tidy code.
2063 2019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2065 * config/aarch64/aarch64.c (aarch64_hard_regno_call_part_clobbered):
2066 For multi-registers modes, test how big each register part is.
2068 2019-09-30 Nick Clifton <nickc@redhat.com>
2071 * config/iq2000/iq2000.c (iq2000_select_section): Delete.
2072 (TARGET_ASM_SELECT_SECTION): Remove definition.
2073 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Allow definition.
2075 2019-09-30 Ilya Leoshkevich <iii@linux.ibm.com>
2077 * emit-rtl.c (init_raw_REG): New function.
2078 (gen_raw_REG): Use init_raw_REG.
2079 * gengenrtl.c (gendef): Emit init_* functions and alloca_*
2081 * rtl.c (rtx_alloc_stat_v): Use rtx_init.
2082 * rtl.h (rtx_init): New function.
2083 (rtx_alloca): New function.
2084 (init_raw_REG): New function.
2085 (alloca_raw_REG): New macro.
2087 2019-09-30 Michael Meissner <meissner@linux.ibm.com>
2089 * config/rs6000/predicates.md (pcrel_address): Delete predicate.
2090 (pcrel_local_address): Replace pcrel_address predicate, use the
2091 new function address_to_insn_form.
2092 (pcrel_external_address): Replace with new implementation using
2093 address_to_insn_form..
2094 (prefixed_mem_operand): Delete predicate which is now unused.
2095 (pcrel_external_mem_operand): Delete predicate which is now
2097 * config/rs6000/rs6000-protos.h (enum insn_form): New
2099 (enum non_prefixed_form): New enumeration.
2100 (address_to_insn_form): New declaration.
2101 (prefixed_load_p): New declaration.
2102 (prefixed_store_p): New declaration.
2103 (prefixed_paddi_p): New declaration.
2104 (rs6000_asm_output_opcode): New declaration.
2105 (rs6000_final_prescan_insn): Move declaration and update calling
2107 (address_is_prefixed): New helper inline function.
2108 * config/rs6000/rs6000.c(print_operand_address): Check for either
2109 PC-relative local symbols or PC-relative external symbols.
2110 (rs6000_emit_move): Support loading PC-relative addresses.
2111 (mode_supports_prefixed_address_p): Delete, no longer used.
2112 (rs6000_prefixed_address_mode_p): Delete, no longer used.
2113 (address_to_insn_form): New function to decode an address format.
2114 (reg_to_non_prefixed): New function to identify what the
2115 non-prefixed memory instruction format is for a register.
2116 (prefixed_load_p): New function to identify prefixed loads.
2117 (prefixed_store_p): New function to identify prefixed stores.
2118 (prefixed_paddi_p): New function to identify prefixed load
2120 (next_insn_prefixed_p): New static state variable.
2121 (rs6000_final_prescan_insn): New function to determine if an insn
2122 uses a prefixed instruction.
2123 (rs6000_asm_output_opcode): New function to emit 'p' in front of a
2124 prefixed instruction.
2125 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): New target hook.
2126 (ASM_OUTPUT_OPCODE): New target hook.
2127 * config/rs6000/rs6000.md (prefixed): New insn attribute for
2128 prefixed instructions.
2129 (prefixed_length): New insn attribute for the size of prefixed
2131 (non_prefixed_length): New insn attribute for the size of
2132 non-prefixed instructions.
2133 (pcrel_local_addr): New insn to load up a local PC-relative
2135 (pcrel_extern_addr): New insn to load up an external PC-relative
2137 (mov<mode>_64bit_dm): Split the alternatives for loading 0.0 to a
2138 GPR and loading a 128-bit floating point type to a GPR.
2140 2019-09-30 Richard Biener <rguenther@suse.de>
2142 * gimple.c (gimple_get_lhs): For PHIs return the result.
2143 * tree-vectorizer.h (vectorizable_live_operation): Also get the
2144 SLP instance as argument.
2145 * tree-vect-loop.c (vect_analyze_loop_operations): Also handle
2146 double-reduction PHIs with vectorizable_lc_phi.
2147 (vect_analyze_loop_operations): Adjust.
2148 (vect_create_epilog_for_reduction): Remove all code not dealing
2149 with reduction LC PHI or epilogue generation.
2150 (vectorizable_live_operation): Call vect_create_epilog_for_reduction
2151 for live stmts of reductions.
2152 * tree-vect-stmts.c (vectorizable_condition): When !for_reduction
2153 do not handle defs that are not vect_internal_def.
2154 (can_vectorize_live_stmts): Adjust.
2155 (vect_analyze_stmt): When the vectorized stmt defined a value
2156 used on backedges adjust the backedge uses of vectorized PHIs.
2158 2019-09-30 Martin Jambor <mjambor@suse.cz>
2161 * tree-inline.c (force_value_to_type): New function.
2162 (setup_one_parameter): Use force_value_to_type to convert type.
2163 * tree-inline.c (force_value_to_type): Declare.
2164 * ipa-param-manipulation.c (ipa_param_adjustments::modify_call): Deal
2165 with register type mismatches.
2167 2019-09-30 Andreas Tobler <andreast@gcc.gnu.org>
2169 * config.gcc: Use the secure-plt on FreeBSD 13 and upwards for
2171 Define TARGET_FREEBSD32_SECURE_PLT for 64-bit PowerPC.
2172 * config/rs6000/t-freebsd64: Make use of the above define and build
2173 the 32-bit libraries with secure-plt.
2175 2019-09-30 Jakub Jelinek <jakub@redhat.com>
2178 * config/i386/i386-expand.c (ix86_expand_adjust_ufix_to_sfix_si): Use
2179 gen_int_mode instead of GEN_INT.
2181 2019-09-29 Iain Sandoe <iain@sandoe.co.uk>
2183 * config/darwin.c (gen_macho_low): Amend to include the mode
2185 (machopic_indirect_data_reference): Amend gen_macho_low call
2186 to include mode argument
2187 * config/rs6000/rs6000.c (emit_move): Likewise. Amend a comment.
2188 * config/rs6000/darwin.md (@macho_low_<mode>): New, replaces
2189 the macho_high expander and two define_insn entries.
2191 2019-09-29 Jakub Jelinek <jakub@redhat.com>
2194 * optc-save-gen.awk: Fix up printing string option differences.
2196 2019-09-29 Kewen Lin <linkw@gcc.gnu.org>
2198 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Lower
2199 vec_perm cost to 1 for non-Power7 VSX architectures.
2201 2019-09-29 Kewen Lin <linkw@gcc.gnu.org>
2203 * config/rs6000/vsx.md (vec_pack[su]_float_v2di): New define_expand.
2204 (vec_unpack_[su]fix_trunc_hi_v4sf): Likewise.
2205 (vec_unpack_[su]fix_trunc_lo_v4sf): Likewise.
2207 2019-09-28 Iain Sandoe <iain@sandoe.co.uk>
2209 * config/darwin.c (gen_macho_high): Amend to include the mode
2211 (machopic_indirect_data_reference): Amend gen_macho_high call
2212 to include mode argument.
2213 (machopic_legitimize_pic_address): Likewise.
2214 * config/rs6000/rs6000.c (rs6000_legitimize_address):
2215 * config/rs6000/darwin.md (@macho_high_<mode>): New, replaces
2216 the macho_high expander and two define_insn entries.
2218 2019-09-28 Oleg Endo <olegendo@gcc.gnu.org>
2221 * config/sh/sh.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
2223 2019-09-28 Oleg Endo <olegendo@gcc.gnu.org>
2226 * config/sh/sh.c (parse_validate_atomic_model_option): Use
2227 std::string::compare instead of std::string::find.
2229 2019-09-27 Maciej W. Rozycki <macro@wdc.com>
2231 * configure: Regenerate.
2233 2019-09-27 Jakub Jelinek <jakub@redhat.com>
2236 * gimplify.c (omp_default_clause): Predetermine DECL_IN_CONSTANT_POOL
2237 variables as shared.
2239 2019-09-27 Iain Sandoe <iain@sandoe.co.uk>
2241 * config/rs6000/darwin.md (@macho_correct_pic_<mode>): New,
2242 replaces the expander and two define_insn entries.
2243 (@reload_macho_picbase_<mode>): Update gen_macho_correct_pic
2245 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Likewise.
2247 2019-09-27 David Malcolm <dmalcolm@redhat.com>
2249 * fibonacci_heap.h (fibonacci_heap::empty): Make const.
2250 (fibonacci_heap::nodes): Likewise.
2251 (fibonacci_heap::min_key): Likewise.
2252 (fibonacci_heap::min): Likewise.
2254 2019-09-27 David Malcolm <dmalcolm@redhat.com>
2256 * cgraph.c (cgraph_node::get_fun): Make const.
2257 * cgraph.h (cgraph_node::get_fun): Likewise.
2259 2019-09-27 Jakub Jelinek <jakub@redhat.com>
2262 * config/arm/arm.md (<US>mlal): Remove SE wrappers around operands
2265 2019-09-27 Richard Biener <rguenther@suse.de>
2267 * tree-vectorizer.h (_stmt_vec_info::reduc_fn): New.
2268 (STMT_VINFO_REDUC_FN): Likewise.
2269 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Initialize
2270 STMT_VINFO_REDUC_FN.
2271 * tree-vect-loop.c (vect_is_simple_reduction): Fix STMT_VINFO_REDUC_IDX
2272 for condition reductions.
2273 (vect_create_epilog_for_reduction): Compute all required state
2274 from the stmt to be vectorized.
2275 (vectorizable_reduction): Simplify vect_create_epilog_for_reduction
2276 invocation and remove then dead code. For single def-use chains
2277 record only a single vector stmt.
2279 2019-09-27 Richard Sandiford <richard.sandiford@arm.com>
2281 * config/aarch64/aarch64-protos.h (aarch64_builtin_class): New enum.
2282 (AARCH64_BUILTIN_SHIFT, AARCH64_BUILTIN_CLASS): New constants.
2283 (aarch64_gimple_fold_builtin, aarch64_mangle_builtin_type)
2284 (aarch64_fold_builtin, aarch64_init_builtins, aarch64_expand_builtin):
2285 (aarch64_builtin_decl, aarch64_builtin_rsqrt): Delete.
2286 (aarch64_general_mangle_builtin_type, aarch64_general_init_builtins):
2287 (aarch64_general_fold_builtin, aarch64_general_gimple_fold_builtin):
2288 (aarch64_general_expand_builtin, aarch64_general_builtin_decl):
2289 (aarch64_general_builtin_rsqrt): Declare.
2290 * config/aarch64/aarch64-builtins.c (aarch64_general_add_builtin):
2292 (aarch64_mangle_builtin_type): Rename to...
2293 (aarch64_general_mangle_builtin_type): ...this.
2294 (aarch64_init_fcmla_laneq_builtins, aarch64_init_simd_builtins)
2295 (aarch64_init_crc32_builtins, aarch64_init_builtin_rsqrt)
2296 (aarch64_init_pauth_hint_builtins, aarch64_init_tme_builtins): Use
2297 aarch64_general_add_builtin instead of add_builtin_function.
2298 (aarch64_init_builtins): Rename to...
2299 (aarch64_general_init_builtins): ...this. Use
2300 aarch64_general_add_builtin instead of add_builtin_function.
2301 (aarch64_builtin_decl): Rename to...
2302 (aarch64_general_builtin_decl): ...this and remove the unused
2304 (aarch64_expand_builtin): Rename to...
2305 (aarch64_general_expand_builtin): ...this and remove the unused
2307 (aarch64_builtin_rsqrt): Rename to...
2308 (aarch64_general_builtin_rsqrt): ...this.
2309 (aarch64_fold_builtin): Rename to...
2310 (aarch64_general_fold_builtin): ...this. Take the function subcode
2311 and return type as arguments. Remove the "ignored" argument.
2312 (aarch64_gimple_fold_builtin): Rename to...
2313 (aarch64_general_gimple_fold_builtin): ...this. Take the function
2314 subcode and gcall as arguments, and return the new function call.
2315 * config/aarch64/aarch64.c (aarch64_init_builtins)
2316 (aarch64_fold_builtin, aarch64_gimple_fold_builtin)
2317 (aarch64_expand_builtin, aarch64_builtin_decl): New functions.
2318 (aarch64_builtin_reciprocal): Call aarch64_general_builtin_rsqrt
2319 instead of aarch64_builtin_rsqrt.
2320 (aarch64_mangle_type): Call aarch64_general_mangle_builtin_type
2321 instead of aarch64_mangle_builtin_type.
2323 2019-09-27 Richard Sandiford <richard.sandiford@arm.com>
2325 * target.def (check_builtin_call): New target hook.
2326 * doc/tm.texi.in (TARGET_CHECK_BUILTIN_CALL): New @hook.
2327 * doc/tm.texi: Regenerate.
2329 2019-09-27 Richard Sandiford <richard.sandiford@arm.com>
2331 PR tree-optimization/91909
2332 * tree-vect-loop.c (vect_create_epilog_for_reduction): Take a
2333 reduc_index parameter. When handling COND_REDUCTION, make sure
2334 that the reduction phi operand is in the correct arm of the
2336 (vectorizable_reduction): Pass reduc_index to the above.
2338 2019-09-27 Yuliang Wang <yuliang.wang@arm.com>
2340 * config/aarch64/aarch64-sve2.md (aarch64_sve2_sra<mode>):
2341 New combine pattern.
2343 2019-09-26 Max Filippov <jcmvbkbc@gmail.com>
2345 * config/xtensa/xtensa.c (hwloop_optimize): Insert zero overhead
2346 loop instruction into new basic block before the loop when basic
2347 block that precedes the loop is empty.
2349 2019-09-26 Jakub Jelinek <jakub@redhat.com>
2351 * function.c (gimplify_parameters): Use build_clobber function.
2352 * tree-ssa.c (execute_update_addresses_taken): Likewise.
2353 * tree-inline.c (expand_call_inline): Likewise.
2354 * tree-sra.c (clobber_subtree): Likewise.
2355 * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Likewise.
2356 * omp-low.c (lower_rec_simd_input_clauses, lower_rec_input_clauses,
2357 lower_omp_single, lower_depend_clauses, lower_omp_taskreg,
2358 lower_omp_target): Likewise.
2359 * omp-expand.c (expand_omp_for_generic): Likewise.
2360 * omp-offload.c (ompdevlow_adjust_simt_enter): Likewise.
2362 2019-09-26 Will Schmidt <will_schmidt@vnet.ibm.com>
2364 * config/rs6000/rs6000-builtin.def: (LVSL, LVSR, LVEBX, LVEHX,
2365 LVEWX, LVXL, LVXL_V2DF, LVXL_V2DI, LVXL_V4SF, LVXL_V4SI, LVXL_V8HI,
2366 LVXL_V16QI, LVX, LVX_V1TI, LVX_V2DF, LVX_V2DI, LVX_V4SF, LVX_V4SI,
2367 LVX_V8HI, LVX_V16QI, LVLX, LVLXL, LVRX, LVRXL, LXSDX, LXVD2X_V1TI,
2368 LXVD2X_V2DF, LXVD2X_V2DI, LXVDSX, LXVW4X_V4SF, LXVW4X_V4SI,
2369 LXVW4X_V8HI, LXVW4X_V16QI, LD_ELEMREV_V1TI, LD_ELEMREV_V2DF,
2370 LD_ELEMREV_V2DI, LD_ELEMREV_V4SF, LD_ELEMREV_V4SI, LD_ELEMREV_V8HI,
2371 LD_ELEMREV_V16QI): Use the PURE attribute.
2373 2019-09-26 Iain Sandoe <iain@sandoe.co.uk>
2375 * config/rs6000/darwin.md: Replace the expanders for
2376 load_macho_picbase and reload_macho_picbase with use of '@'
2377 and <mode> in their respective define_insns.
2378 (nonlocal_goto_receiver): Pass Pmode to gen_reload_macho_picbase.
2379 * config/rs6000/rs6000-logue.c (rs6000_emit_prologue): Pass
2380 Pmode to gen_load_macho_picbase.
2381 * config/rs6000/rs6000.md: Likewise.
2383 2019-09-25 Richard Biener <rguenther@suse.de>
2385 PR tree-optimization/91896
2386 * tree-vect-loop.c (vectorizable_reduction): The single
2387 def-use cycle optimization cannot apply when there's more
2388 than one pattern stmt involved.
2390 2019-09-26 Richard Biener <rguenther@suse.de>
2392 * tree-vect-loop.c (vect_analyze_loop_operations): Analyze
2393 loop-closed PHIs that are vect_internal_def.
2394 (vect_create_epilog_for_reduction): Exit early for nested cycles.
2396 (vectorizable_lc_phi): New.
2397 * tree-vect-stmts.c (vect_analyze_stmt): Call vectorize_lc_phi.
2398 (vect_transform_stmt): Likewise.
2399 * tree-vectorizer.h (stmt_vec_info_type): Add lc_phi_info_type.
2400 (vectorizable_lc_phi): Declare.
2402 2019-09-26 Richard Biener <rguenther@suse.de>
2404 * tree-vect-loop.c (vect_analyze_loop_operations): Also call
2405 vectorizable_reduction for vect_double_reduction_def.
2406 (vect_transform_loop): Likewise.
2407 (vect_create_epilog_for_reduction): Move double-reduction
2408 PHI creation and preheader argument setting of PHIs ...
2409 (vectorizable_reduction): ... here. Also process
2410 vect_double_reduction_def PHIs, creating the vectorized
2411 PHI nodes, remembering the scalar adjustment computed for
2412 the epilogue in STMT_VINFO_REDUC_EPILOGUE_ADJUSTMENT.
2413 Remember the original reduction code in STMT_VINFO_REDUC_CODE.
2414 * tree-vectorizer.c (vec_info::new_stmt_vec_info):
2415 Initialize STMT_VINFO_REDUC_CODE.
2416 * tree-vectorizer.h (_stmt_vec_info::reduc_epilogue_adjustment): New.
2417 (_stmt_vec_info::reduc_code): Likewise.
2418 (STMT_VINFO_REDUC_EPILOGUE_ADJUSTMENT): Likewise.
2419 (STMT_VINFO_REDUC_CODE): Likewise.
2421 2019-09-26 Matt Turner <mattst88@gmail.com>
2424 * config/aarch64/aarch64.opt (march=): Add Negative(march=).
2425 (mtune=): Add Negative(mtune=).
2426 (mcpu=): Add Negative(mcpu=).
2427 * config/arm/arm.opt: Likewise.
2429 2019-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2431 * config/arm/arm.md (arm_<simd32_op>): New define_insn.
2432 * config/arm/arm_acle.h (__smlald, __smlaldx, __smlsld, __smlsldx):
2434 * config/arm/arm_acle.h: Define builtins for the above.
2435 * config/arm/iterators.md (SIMD32_DIMODE): New int_iterator.
2436 (simd32_op): Handle the above.
2437 * config/arm/unspecs.md: Define unspecs for the above.
2439 2019-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2441 * config/arm/arm.md (arm_<simd32_op>): New define_insn.
2442 (arm_<sup>xtb16): Likewise.
2443 (arm_usada8): Likewise.
2444 * config/arm/arm_acle.h (__qadd8, __qsub8, __shadd8, __shsub8,
2445 __uhadd8, __uhsub8, __uqadd8, __uqsub8, __qadd16, __qasx, __qsax,
2446 __qsub16, __shadd16, __shasx, __shsax, __shsub16, __uhadd16, __uhasx,
2447 __uhsax, __uhsub16, __uqadd16, __uqasx, __uqsax, __uqsub16, __sxtab16,
2448 __sxtb16, __uxtab16, __uxtb16): Define.
2449 * config/arm/arm_acle_builtins.def: Define builtins for the above.
2450 * config/arm/unspecs.md: Define unspecs for the above.
2451 * config/arm/iterators.md (SIMD32_NOGE_BINOP): New int_iterator.
2452 (USXTB16): Likewise.
2453 (simd32_op): New int_attribute.
2454 (sup): Handle UNSPEC_SXTB16, UNSPEC_UXTB16.
2455 * doc/sourcebuild.exp (arm_simd32_ok): Document.
2457 2019-09-26 Martin Jambor <mjambor@suse.cz>
2459 * ipa-sra.c (verify_splitting_accesses): Fix quoting in a call to
2462 2019-09-26 Martin Jambor <mjambor@suse.cz>
2464 * ipa-sra.c (process_scan_results): Fix continue condition.
2466 2019-09-26 Martin Liska <mliska@suse.cz>
2468 PR tree-optimization/91885
2469 * tree-vectorizer.c (try_vectorize_loop_1): Add
2470 TODO_update_ssa_only_virtuals similarly to what slp pass does.
2472 2019-09-26 Richard Sandiford <richard.sandiford@arm.com>
2474 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
2475 aarch64_plus_immediate rather than aarch64_uimm12_shift
2476 to test for valid PLUS immediates.
2478 2019-09-25 Martin Jambor <mjambor@suse.cz>
2480 * tree-sra.c (no_accesses_p): Remove.
2481 (no_accesses_representant): Likewise.
2483 2019-09-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2485 * config/aarch64/arm_neon.h (vaba_s8): Use __ in identifiers
2487 (vaba_s16): Likewise.
2488 (vaba_s32): Likewise.
2489 (vaba_u8): Likewise.
2490 (vaba_u16): Likewise.
2491 (vaba_u32): Likewise.
2492 (vabal_high_s8): Likewise.
2493 (vabal_high_s16): Likewise.
2494 (vabal_high_s32): Likewise.
2495 (vabal_high_u8): Likewise.
2496 (vabal_high_u16): Likewise.
2497 (vabal_high_u32): Likewise.
2498 (vabal_s8): Likewise.
2499 (vabal_s16): Likewise.
2500 (vabal_s32): Likewise.
2501 (vabal_u8): Likewise.
2502 (vabal_u16): Likewise.
2503 (vabal_u32): Likewise.
2504 (vabaq_s8): Likewise.
2505 (vabaq_s16): Likewise.
2506 (vabaq_s32): Likewise.
2507 (vabaq_u8): Likewise.
2508 (vabaq_u16): Likewise.
2509 (vabaq_u32): Likewise.
2510 (vabd_s8): Likewise.
2511 (vabd_s16): Likewise.
2512 (vabd_s32): Likewise.
2513 (vabd_u8): Likewise.
2514 (vabd_u16): Likewise.
2515 (vabd_u32): Likewise.
2516 (vabdl_high_s8): Likewise.
2517 (vabdl_high_s16): Likewise.
2518 (vabdl_high_s32): Likewise.
2519 (vabdl_high_u8): Likewise.
2520 (vabdl_high_u16): Likewise.
2521 (vabdl_high_u32): Likewise.
2522 (vabdl_s8): Likewise.
2523 (vabdl_s16): Likewise.
2524 (vabdl_s32): Likewise.
2525 (vabdl_u8): Likewise.
2526 (vabdl_u16): Likewise.
2527 (vabdl_u32): Likewise.
2528 (vabdq_s8): Likewise.
2529 (vabdq_s16): Likewise.
2530 (vabdq_s32): Likewise.
2531 (vabdq_u8): Likewise.
2532 (vabdq_u16): Likewise.
2533 (vabdq_u32): Likewise.
2534 (vaddlv_s8): Likewise.
2535 (vaddlv_s16): Likewise.
2536 (vaddlv_u8): Likewise.
2537 (vaddlv_u16): Likewise.
2538 (vaddlvq_s8): Likewise.
2539 (vaddlvq_s16): Likewise.
2540 (vaddlvq_s32): Likewise.
2541 (vaddlvq_u8): Likewise.
2542 (vaddlvq_u16): Likewise.
2543 (vaddlvq_u32): Likewise.
2544 (vcvtx_f32_f64): Likewise.
2545 (vcvtx_high_f32_f64): Likewise.
2546 (vcvtxd_f32_f64): Likewise.
2547 (vmla_n_f32): Likewise.
2548 (vmla_n_s16): Likewise.
2549 (vmla_n_s32): Likewise.
2550 (vmla_n_u16): Likewise.
2551 (vmla_n_u32): Likewise.
2552 (vmla_s8): Likewise.
2553 (vmla_s16): Likewise.
2554 (vmla_s32): Likewise.
2555 (vmla_u8): Likewise.
2556 (vmla_u16): Likewise.
2557 (vmla_u32): Likewise.
2558 (vmlal_high_n_s16): Likewise.
2559 (vmlal_high_n_s32): Likewise.
2560 (vmlal_high_n_u16): Likewise.
2561 (vmlal_high_n_u32): Likewise.
2562 (vmlal_high_s8): Likewise.
2563 (vmlal_high_s16): Likewise.
2564 (vmlal_high_s32): Likewise.
2565 (vmlal_high_u8): Likewise.
2566 (vmlal_high_u16): Likewise.
2567 (vmlal_high_u32): Likewise.
2568 (vmlal_n_s16): Likewise.
2569 (vmlal_n_s32): Likewise.
2570 (vmlal_n_u16): Likewise.
2571 (vmlal_n_u32): Likewise.
2572 (vmlal_s8): Likewise.
2573 (vmlal_s16): Likewise.
2574 (vmlal_s32): Likewise.
2575 (vmlal_u8): Likewise.
2576 (vmlal_u16): Likewise.
2577 (vmlal_u32): Likewise.
2578 (vmlaq_n_f32): Likewise.
2579 (vmlaq_n_s16): Likewise.
2580 (vmlaq_n_s32): Likewise.
2581 (vmlaq_n_u16): Likewise.
2582 (vmlaq_n_u32): Likewise.
2583 (vmlaq_s8): Likewise.
2584 (vmlaq_s16): Likewise.
2585 (vmlaq_s32): Likewise.
2586 (vmlaq_u8): Likewise.
2587 (vmlaq_u16): Likewise.
2588 (vmlaq_u32): Likewise.
2589 (vmls_n_f32): Likewise.
2590 (vmls_n_s16): Likewise.
2591 (vmls_n_s32): Likewise.
2592 (vmls_n_u16): Likewise.
2593 (vmls_n_u32): Likewise.
2594 (vmls_s8): Likewise.
2595 (vmls_s16): Likewise.
2596 (vmls_s32): Likewise.
2597 (vmls_u8): Likewise.
2598 (vmls_u16): Likewise.
2599 (vmls_u32): Likewise.
2600 (vmlsl_high_n_s16): Likewise.
2601 (vmlsl_high_n_s32): Likewise.
2602 (vmlsl_high_n_u16): Likewise.
2603 (vmlsl_high_n_u32): Likewise.
2604 (vmlsl_high_s8): Likewise.
2605 (vmlsl_high_s16): Likewise.
2606 (vmlsl_high_s32): Likewise.
2607 (vmlsl_high_u8): Likewise.
2608 (vmlsl_high_u16): Likewise.
2609 (vmlsl_high_u32): Likewise.
2610 (vmlsl_n_s16): Likewise.
2611 (vmlsl_n_s32): Likewise.
2612 (vmlsl_n_u16): Likewise.
2613 (vmlsl_n_u32): Likewise.
2614 (vmlsl_s8): Likewise.
2615 (vmlsl_s16): Likewise.
2616 (vmlsl_s32): Likewise.
2617 (vmlsl_u8): Likewise.
2618 (vmlsl_u16): Likewise.
2619 (vmlsl_u32): Likewise.
2620 (vmlsq_n_f32): Likewise.
2621 (vmlsq_n_s16): Likewise.
2622 (vmlsq_n_s32): Likewise.
2623 (vmlsq_n_u16): Likewise.
2624 (vmlsq_n_u32): Likewise.
2625 (vmlsq_s8): Likewise.
2626 (vmlsq_s16): Likewise.
2627 (vmlsq_s32): Likewise.
2628 (vmlsq_u8): Likewise.
2629 (vmlsq_u16): Likewise.
2630 (vmlsq_u32): Likewise.
2631 (vmovl_high_s8): Likewise.
2632 (vmovl_high_s16): Likewise.
2633 (vmovl_high_s32): Likewise.
2634 (vmovl_high_u8): Likewise.
2635 (vmovl_high_u16): Likewise.
2636 (vmovl_high_u32): Likewise.
2637 (vmovl_s8): Likewise.
2638 (vmovl_s16): Likewise.
2639 (vmovl_s32): Likewise.
2640 (vmovl_u8): Likewise.
2641 (vmovl_u16): Likewise.
2642 (vmovl_u32): Likewise.
2643 (vmovn_high_s16): Likewise.
2644 (vmovn_high_s32): Likewise.
2645 (vmovn_high_s64): Likewise.
2646 (vmovn_high_u16): Likewise.
2647 (vmovn_high_u32): Likewise.
2648 (vmovn_high_u64): Likewise.
2649 (vmovn_s16): Likewise.
2650 (vmovn_s32): Likewise.
2651 (vmovn_s64): Likewise.
2652 (vmovn_u16): Likewise.
2653 (vmovn_u32): Likewise.
2654 (vmovn_u64): Likewise.
2655 (vmull_high_n_s16): Likewise.
2656 (vmull_high_n_s32): Likewise.
2657 (vmull_high_n_u16): Likewise.
2658 (vmull_high_n_u32): Likewise.
2659 (vmull_high_p8): Likewise.
2660 (vmull_high_s8): Likewise.
2661 (vmull_high_s16): Likewise.
2662 (vmull_high_s32): Likewise.
2663 (vmull_high_u8): Likewise.
2664 (vmull_high_u16): Likewise.
2665 (vmull_high_u32): Likewise.
2666 (vmull_n_s16): Likewise.
2667 (vmull_n_s32): Likewise.
2668 (vmull_n_u16): Likewise.
2669 (vmull_n_u32): Likewise.
2670 (vmull_p8): Likewise.
2671 (vmull_s8): Likewise.
2672 (vmull_s16): Likewise.
2673 (vmull_s32): Likewise.
2674 (vmull_u8): Likewise.
2675 (vmull_u16): Likewise.
2676 (vmull_u32): Likewise.
2677 (vpadal_s8): Likewise.
2678 (vpadal_s16): Likewise.
2679 (vpadal_s32): Likewise.
2680 (vpadal_u8): Likewise.
2681 (vpadal_u16): Likewise.
2682 (vpadal_u32): Likewise.
2683 (vpadalq_s8): Likewise.
2684 (vpadalq_s16): Likewise.
2685 (vpadalq_s32): Likewise.
2686 (vpadalq_u8): Likewise.
2687 (vpadalq_u16): Likewise.
2688 (vpadalq_u32): Likewise.
2689 (vpaddl_s8): Likewise.
2690 (vpaddl_s16): Likewise.
2691 (vpaddl_s32): Likewise.
2692 (vpaddl_u8): Likewise.
2693 (vpaddl_u16): Likewise.
2694 (vpaddl_u32): Likewise.
2695 (vpaddlq_s8): Likewise.
2696 (vpaddlq_s16): Likewise.
2697 (vpaddlq_s32): Likewise.
2698 (vpaddlq_u8): Likewise.
2699 (vpaddlq_u16): Likewise.
2700 (vpaddlq_u32): Likewise.
2701 (vpaddq_s8): Likewise.
2702 (vpaddq_s16): Likewise.
2703 (vpaddq_s32): Likewise.
2704 (vpaddq_s64): Likewise.
2705 (vpaddq_u8): Likewise.
2706 (vpaddq_u16): Likewise.
2707 (vpaddq_u32): Likewise.
2708 (vpaddq_u64): Likewise.
2709 (vqdmulh_n_s16): Likewise.
2710 (vqdmulh_n_s32): Likewise.
2711 (vqdmulhq_n_s16): Likewise.
2712 (vqdmulhq_n_s32): Likewise.
2713 (vqmovn_high_s16): Likewise.
2714 (vqmovn_high_s32): Likewise.
2715 (vqmovn_high_s64): Likewise.
2716 (vqmovn_high_u16): Likewise.
2717 (vqmovn_high_u32): Likewise.
2718 (vqmovn_high_u64): Likewise.
2719 (vqmovun_high_s16): Likewise.
2720 (vqmovun_high_s32): Likewise.
2721 (vqmovun_high_s64): Likewise.
2722 (vqrdmulh_n_s16): Likewise.
2723 (vqrdmulh_n_s32): Likewise.
2724 (vqrdmulhq_n_s16): Likewise.
2725 (vqrdmulhq_n_s32): Likewise.
2726 (vrsqrte_u32): Likewise.
2727 (vrsqrteq_u32): Likewise.
2728 (vtst_p8): Likewise.
2729 (vtst_p16): Likewise.
2730 (vtst_p64): Likewise.
2731 (vtstq_p8): Likewise.
2732 (vtstq_p16): Likewise.
2733 (vtstq_p64): Likewise.
2734 (vaddlv_s32): Likewise.
2735 (vaddlv_u32): Likewise.
2736 (vqtbl1_p8): Likewise.
2737 (vqtbl1_s8): Likewise.
2738 (vqtbl1_u8): Likewise.
2739 (vqtbl1q_p8): Likewise.
2740 (vqtbl1q_s8): Likewise.
2741 (vqtbl1q_u8): Likewise.
2742 (vqtbx1_s8): Likewise.
2743 (vqtbx1_u8): Likewise.
2744 (vqtbx1_p8): Likewise.
2745 (vqtbx1q_s8): Likewise.
2746 (vqtbx1q_u8): Likewise.
2747 (vqtbx1q_p8): Likewise.
2748 (vtbl1_s8): Likewise.
2749 (vtbl1_u8): Likewise.
2750 (vtbl1_p8): Likewise.
2751 (vtbl2_s8): Likewise.
2752 (vtbl2_u8): Likewise.
2753 (vtbl2_p8): Likewise.
2754 (vtbl3_s8): Likewise.
2755 (vtbl3_u8): Likewise.
2756 (vtbl3_p8): Likewise.
2757 (vtbl4_s8): Likewise.
2758 (vtbl4_u8): Likewise.
2759 (vtbl4_p8): Likewise.
2760 (vtbx2_s8): Likewise.
2761 (vtbx2_u8): Likewise.
2762 (vtbx2_p8): Likewise.
2763 (vld1_f32): Likewise.
2764 (vld1_f64): Likewise.
2765 (vld1_p8): Likewise.
2766 (vld1_p16): Likewise.
2767 (vld1_p64): Likewise.
2768 (vld1_s8): Likewise.
2769 (vld1_s16): Likewise.
2770 (vld1_s32): Likewise.
2771 (vld1_s64): Likewise.
2772 (vld1_u8): Likewise.
2773 (vld1_u16): Likewise.
2774 (vld1_u32): Likewise.
2775 (vld1_u64): Likewise.
2776 (vld1q_f32): Likewise.
2777 (vld1q_f64): Likewise.
2778 (vld1q_p8): Likewise.
2779 (vld1q_p16): Likewise.
2780 (vld1q_p64): Likewise.
2781 (vld1q_s8): Likewise.
2782 (vld1q_s16): Likewise.
2783 (vld1q_s32): Likewise.
2784 (vld1q_s64): Likewise.
2785 (vld1q_u8): Likewise.
2786 (vld1q_u16): Likewise.
2787 (vld1q_u32): Likewise.
2788 (vld1q_u64): Likewise.
2789 (vpmax_s8): Likewise.
2790 (vpmax_s16): Likewise.
2791 (vpmax_s32): Likewise.
2792 (vpmax_u8): Likewise.
2793 (vpmax_u16): Likewise.
2794 (vpmax_u32): Likewise.
2795 (vpmaxq_s8): Likewise.
2796 (vpmaxq_s16): Likewise.
2797 (vpmaxq_s32): Likewise.
2798 (vpmaxq_u8): Likewise.
2799 (vpmaxq_u16): Likewise.
2800 (vpmaxq_u32): Likewise.
2801 (vpmax_f32): Likewise.
2802 (vpmaxq_f32): Likewise.
2803 (vpmaxq_f64): Likewise.
2804 (vpmaxqd_f64): Likewise.
2805 (vpmaxs_f32): Likewise.
2806 (vpmaxnm_f32): Likewise.
2807 (vpmaxnmq_f32): Likewise.
2808 (vpmaxnmq_f64): Likewise.
2809 (vpmaxnmqd_f64): Likewise.
2810 (vpmaxnms_f32): Likewise.
2811 (vpmin_s8): Likewise.
2812 (vpmin_s16): Likewise.
2813 (vpmin_s32): Likewise.
2814 (vpmin_u8): Likewise.
2815 (vpmin_u16): Likewise.
2816 (vpmin_u32): Likewise.
2817 (vpminq_s8): Likewise.
2818 (vpminq_s16): Likewise.
2819 (vpminq_s32): Likewise.
2820 (vpminq_u8): Likewise.
2821 (vpminq_u16): Likewise.
2822 (vpminq_u32): Likewise.
2823 (vpmin_f32): Likewise.
2824 (vpminq_f32): Likewise.
2825 (vpminq_f64): Likewise.
2826 (vpminqd_f64): Likewise.
2827 (vpmins_f32): Likewise.
2828 (vpminnm_f32): Likewise.
2829 (vpminnmq_f32): Likewise.
2830 (vpminnmq_f64): Likewise.
2831 (vpminnmqd_f64): Likewise.
2832 (vpminnms_f32): Likewise.
2833 (vmla_f32): Likewise.
2834 (vmlaq_f32): Likewise.
2835 (vmlaq_f64): Likewise.
2836 (vmls_f32): Likewise.
2837 (vmlsq_f32): Likewise.
2838 (vmlsq_f64): Likewise.
2839 (vqtbl2_s8): Likewise.
2840 (vqtbl2_u8): Likewise.
2841 (vqtbl2_p8): Likewise.
2842 (vqtbl2q_s8): Likewise.
2843 (vqtbl2q_u8): Likewise.
2844 (vqtbl2q_p8): Likewise.
2845 (vqtbl3_s8): Likewise.
2846 (vqtbl3_u8): Likewise.
2847 (vqtbl3_p8): Likewise.
2848 (vqtbl3q_s8): Likewise.
2849 (vqtbl3q_u8): Likewise.
2850 (vqtbl3q_p8): Likewise.
2851 (vqtbl4_s8): Likewise.
2852 (vqtbl4_u8): Likewise.
2853 (vqtbl4_p8): Likewise.
2854 (vqtbl4q_s8): Likewise.
2855 (vqtbl4q_u8): Likewise.
2856 (vqtbl4q_p8): Likewise.
2857 (vqtbx2_s8): Likewise.
2858 (vqtbx2_u8): Likewise.
2859 (vqtbx2_p8): Likewise.
2860 (vqtbx2q_s8): Likewise.
2861 (vqtbx2q_u8): Likewise.
2862 (vqtbx2q_p8): Likewise.
2863 (vqtbx3_s8): Likewise.
2864 (vqtbx3_u8): Likewise.
2865 (vqtbx3_p8): Likewise.
2866 (vqtbx3q_s8): Likewise.
2867 (vqtbx3q_u8): Likewise.
2868 (vqtbx3q_p8): Likewise.
2869 (vqtbx4_s8): Likewise.
2870 (vqtbx4_u8): Likewise.
2871 (vqtbx4_p8): Likewise.
2872 (vqtbx4q_s8): Likewise.
2873 (vqtbx4q_u8): Likewise.
2874 (vqtbx4q_p8): Likewise.
2875 (vrev16_p8): Likewise.
2876 (vrev16_s8): Likewise.
2877 (vrev16_u8): Likewise.
2878 (vrev16q_p8): Likewise.
2879 (vrev16q_s8): Likewise.
2880 (vrev16q_u8): Likewise.
2881 (vrev32_p8): Likewise.
2882 (vrev32_p16): Likewise.
2883 (vrev32_s8): Likewise.
2884 (vrev32_s16): Likewise.
2885 (vrev32_u8): Likewise.
2886 (vrev32_u16): Likewise.
2887 (vrev32q_p8): Likewise.
2888 (vrev32q_p16): Likewise.
2889 (vrev32q_s8): Likewise.
2890 (vrev32q_s16): Likewise.
2891 (vrev32q_u8): Likewise.
2892 (vrev32q_u16): Likewise.
2893 (vrev64_f32): Likewise.
2894 (vrev64_p8): Likewise.
2895 (vrev64_p16): Likewise.
2896 (vrev64_s8): Likewise.
2897 (vrev64_s16): Likewise.
2898 (vrev64_s32): Likewise.
2899 (vrev64_u8): Likewise.
2900 (vrev64_u16): Likewise.
2901 (vrev64_u32): Likewise.
2902 (vrev64q_f32): Likewise.
2903 (vrev64q_p8): Likewise.
2904 (vrev64q_p16): Likewise.
2905 (vrev64q_s8): Likewise.
2906 (vrev64q_s16): Likewise.
2907 (vrev64q_s32): Likewise.
2908 (vrev64q_u8): Likewise.
2909 (vrev64q_u16): Likewise.
2910 (vrev64q_u32): Likewise.
2911 (vsha1cq_u32): Likewise.
2912 (vsha1mq_u32): Likewise.
2913 (vsha1pq_u32): Likewise.
2914 (vsha1h_u32): Likewise.
2915 (vsha1su0q_u32): Likewise.
2916 (vsha1su1q_u32): Likewise.
2917 (vsha256hq_u32): Likewise.
2918 (vsha256h2q_u32): Likewise.
2919 (vsha256su0q_u32): Likewise.
2920 (vsha256su1q_u32): Likewise.
2921 (vmull_p64): Likewise.
2922 (vmull_high_p64): Likewise.
2923 (vsqrt_f32): Likewise.
2924 (vsqrtq_f32): Likewise.
2925 (vsqrt_f64): Likewise.
2926 (vsqrtq_f64): Likewise.
2927 (vst1_f32): Likewise.
2928 (vst1_f64): Likewise.
2929 (vst1_p8): Likewise.
2930 (vst1_p16): Likewise.
2931 (vst1_p64): Likewise.
2932 (vst1_s8): Likewise.
2933 (vst1_s16): Likewise.
2934 (vst1_s32): Likewise.
2935 (vst1_s64): Likewise.
2936 (vst1_u8): Likewise.
2937 (vst1_u16): Likewise.
2938 (vst1_u32): Likewise.
2939 (vst1_u64): Likewise.
2940 (vst1q_f32): Likewise.
2941 (vst1q_f64): Likewise.
2942 (vst1q_p8): Likewise.
2943 (vst1q_p16): Likewise.
2944 (vst1q_p64): Likewise.
2945 (vst1q_s8): Likewise.
2946 (vst1q_s16): Likewise.
2947 (vst1q_s32): Likewise.
2948 (vst1q_s64): Likewise.
2949 (vst1q_u8): Likewise.
2950 (vst1q_u16): Likewise.
2951 (vst1q_u32): Likewise.
2952 (vst1q_u64): Likewise.
2953 (vst1_s64_x2): Likewise.
2954 (vst1_u64_x2): Likewise.
2955 (vst1_f64_x2): Likewise.
2956 (vst1_s8_x2): Likewise.
2957 (vst1_p8_x2): Likewise.
2958 (vst1_s16_x2): Likewise.
2959 (vst1_p16_x2): Likewise.
2960 (vst1_s32_x2): Likewise.
2961 (vst1_u8_x2): Likewise.
2962 (vst1_u16_x2): Likewise.
2963 (vst1_u32_x2): Likewise.
2964 (vst1_f16_x2): Likewise.
2965 (vst1_f32_x2): Likewise.
2966 (vst1_p64_x2): Likewise.
2967 (vst1q_s8_x2): Likewise.
2968 (vst1q_p8_x2): Likewise.
2969 (vst1q_s16_x2): Likewise.
2970 (vst1q_p16_x2): Likewise.
2971 (vst1q_s32_x2): Likewise.
2972 (vst1q_s64_x2): Likewise.
2973 (vst1q_u8_x2): Likewise.
2974 (vst1q_u16_x2): Likewise.
2975 (vst1q_u32_x2): Likewise.
2976 (vst1q_u64_x2): Likewise.
2977 (vst1q_f16_x2): Likewise.
2978 (vst1q_f32_x2): Likewise.
2979 (vst1q_f64_x2): Likewise.
2980 (vst1q_p64_x2): Likewise.
2981 (vst1_s64_x3): Likewise.
2982 (vst1_u64_x3): Likewise.
2983 (vst1_f64_x3): Likewise.
2984 (vst1_s8_x3): Likewise.
2985 (vst1_p8_x3): Likewise.
2986 (vst1_s16_x3): Likewise.
2987 (vst1_p16_x3): Likewise.
2988 (vst1_s32_x3): Likewise.
2989 (vst1_u8_x3): Likewise.
2990 (vst1_u16_x3): Likewise.
2991 (vst1_u32_x3): Likewise.
2992 (vst1_f16_x3): Likewise.
2993 (vst1_f32_x3): Likewise.
2994 (vst1_p64_x3): Likewise.
2995 (vst1q_s8_x3): Likewise.
2996 (vst1q_p8_x3): Likewise.
2997 (vst1q_s16_x3): Likewise.
2998 (vst1q_p16_x3): Likewise.
2999 (vst1q_s32_x3): Likewise.
3000 (vst1q_s64_x3): Likewise.
3001 (vst1q_u8_x3): Likewise.
3002 (vst1q_u16_x3): Likewise.
3003 (vst1q_u32_x3): Likewise.
3004 (vst1q_u64_x3): Likewise.
3005 (vst1q_f16_x3): Likewise.
3006 (vst1q_f32_x3): Likewise.
3007 (vst1q_f64_x3): Likewise.
3008 (vst1q_p64_x3): Likewise.
3009 (vst2_s64): Likewise.
3010 (vst2_u64): Likewise.
3011 (vst2_f64): Likewise.
3012 (vst2_s8): Likewise.
3013 (vst2_p8): Likewise.
3014 (vst2_s16): Likewise.
3015 (vst2_p16): Likewise.
3016 (vst2_s32): Likewise.
3017 (vst2_u8): Likewise.
3018 (vst2_u16): Likewise.
3019 (vst2_u32): Likewise.
3020 (vst2_f16): Likewise.
3021 (vst2_f32): Likewise.
3022 (vst2_p64): Likewise.
3023 (vst2q_s8): Likewise.
3024 (vst2q_p8): Likewise.
3025 (vst2q_s16): Likewise.
3026 (vst2q_p16): Likewise.
3027 (vst2q_s32): Likewise.
3028 (vst2q_s64): Likewise.
3029 (vst2q_u8): Likewise.
3030 (vst2q_u16): Likewise.
3031 (vst2q_u32): Likewise.
3032 (vst2q_u64): Likewise.
3033 (vst2q_f16): Likewise.
3034 (vst2q_f32): Likewise.
3035 (vst2q_f64): Likewise.
3036 (vst2q_p64): Likewise.
3037 (vst3_s64): Likewise.
3038 (vst3_u64): Likewise.
3039 (vst3_f64): Likewise.
3040 (vst3_s8): Likewise.
3041 (vst3_p8): Likewise.
3042 (vst3_s16): Likewise.
3043 (vst3_p16): Likewise.
3044 (vst3_s32): Likewise.
3045 (vst3_u8): Likewise.
3046 (vst3_u16): Likewise.
3047 (vst3_u32): Likewise.
3048 (vst3_f16): Likewise.
3049 (vst3_f32): Likewise.
3050 (vst3_p64): Likewise.
3051 (vst3q_s8): Likewise.
3052 (vst3q_p8): Likewise.
3053 (vst3q_s16): Likewise.
3054 (vst3q_p16): Likewise.
3055 (vst3q_s32): Likewise.
3056 (vst3q_s64): Likewise.
3057 (vst3q_u8): Likewise.
3058 (vst3q_u16): Likewise.
3059 (vst3q_u32): Likewise.
3060 (vst3q_u64): Likewise.
3061 (vst3q_f16): Likewise.
3062 (vst3q_f32): Likewise.
3063 (vst3q_f64): Likewise.
3064 (vst3q_p64): Likewise.
3065 (vst4_s64): Likewise.
3066 (vst4_u64): Likewise.
3067 (vst4_f64): Likewise.
3068 (vst4_s8): Likewise.
3069 (vst4_p8): Likewise.
3070 (vst4_s16): Likewise.
3071 (vst4_p16): Likewise.
3072 (vst4_s32): Likewise.
3073 (vst4_u8): Likewise.
3074 (vst4_u16): Likewise.
3075 (vst4_u32): Likewise.
3076 (vst4_f16): Likewise.
3077 (vst4_f32): Likewise.
3078 (vst4_p64): Likewise.
3079 (vst4q_s8): Likewise.
3080 (vst4q_p8): Likewise.
3081 (vst4q_s16): Likewise.
3082 (vst4q_p16): Likewise.
3083 (vst4q_s32): Likewise.
3084 (vst4q_s64): Likewise.
3085 (vst4q_u8): Likewise.
3086 (vst4q_u16): Likewise.
3087 (vst4q_u32): Likewise.
3088 (vst4q_u64): Likewise.
3089 (vst4q_f16): Likewise.
3090 (vst4q_f32): Likewise.
3091 (vst4q_f64): Likewise.
3092 (vst4q_p64): Likewise.
3093 (vtbx4_s8): Likewise.
3094 (vtbx4_u8): Likewise.
3095 (vtbx4_p8): Likewise.
3096 (vtrn_f32): Likewise.
3097 (vtrn_p8): Likewise.
3098 (vtrn_p16): Likewise.
3099 (vtrn_s8): Likewise.
3100 (vtrn_s16): Likewise.
3101 (vtrn_s32): Likewise.
3102 (vtrn_u8): Likewise.
3103 (vtrn_u16): Likewise.
3104 (vtrn_u32): Likewise.
3105 (vtrnq_f32): Likewise.
3106 (vtrnq_p8): Likewise.
3107 (vtrnq_p16): Likewise.
3108 (vtrnq_s8): Likewise.
3109 (vtrnq_s16): Likewise.
3110 (vtrnq_s32): Likewise.
3111 (vtrnq_u8): Likewise.
3112 (vtrnq_u16): Likewise.
3113 (vtrnq_u32): Likewise.
3114 (vrsqrte_f16): Likewise.
3115 (vrsqrteq_f16): Likewise.
3116 (vsqrt_f16): Likewise.
3117 (vsqrtq_f16): Likewise.
3118 (vabd_f16): Likewise.
3119 (vabdq_f16): Likewise.
3120 (vpadd_f16): Likewise.
3121 (vpaddq_f16): Likewise.
3122 (vpmax_f16): Likewise.
3123 (vpmaxq_f16): Likewise.
3124 (vpmaxnm_f16): Likewise.
3125 (vpmaxnmq_f16): Likewise.
3126 (vpmin_f16): Likewise.
3127 (vpminq_f16): Likewise.
3128 (vpminnm_f16): Likewise.
3129 (vpminnmq_f16): Likewise.
3130 (vrsqrts_f16): Likewise.
3131 (vrsqrtsq_f16): Likewise.
3133 2019-09-25 Richard Biener <rguenther@suse.de>
3135 PR tree-optimization/91896
3136 * tree-vect-loop.c (vectorizable_reduction): The single
3137 def-use cycle optimization cannot apply when there's more
3138 than one pattern stmt involved.
3140 2019-09-24 Iain Sandoe <iain@sandoe.co.uk>
3142 * config/rs6000/rs6000.md (load_macho_picbase_<mode>): New, using
3143 the 'P' mode iterator, replacing the (removed) SI and DI variants.
3144 (reload_macho_picbase_<mode>): Likewise.
3146 2019-09-24 Iain Sandoe <iain@sandoe.co.uk>
3148 * config/rs6000/rs6000.md: Move darwin.md include until
3149 after the definition of the mode iterators.
3151 2019-09-23 Martin Sebor <msebor@redhat.com>
3153 PR tree-optimization/91570
3154 * tree-ssa-strlen.c (get_range_strlen_dynamic): Handle null and
3155 non-constant minlen, maxlen and maxbound.
3157 2019-09-24 Richard Biener <rguenther@suse.de>
3159 * tree-vectorizer.h (_stmt_vec_info::const_cond_reduc_code):
3161 (_stmt_vec_info::cond_reduc_code): ... this.
3162 (_stmt_vec_info::induc_cond_initial_val): Add.
3163 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): Rename to...
3164 (STMT_VINFO_VEC_COND_REDUC_CODE): ... this.
3165 (STMT_VINFO_VEC_INDUC_COND_INITIAL_VAL): Add.
3166 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Adjust.
3167 * tree-vect-loop.c (get_initial_def_for_reduction): Pass in
3169 (vect_create_epilog_for_reduction): Drop special
3170 induction condition reduction params, pass in reduction code
3172 (vectorizable_reduction): Perform condition reduction kind
3173 selection only at analysis time. Adjust passing on state.
3175 2019-09-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3177 * config/aarch64/aarch64.md (mov<mode>): Don't call
3178 aarch64_split_dimode_const_store on volatile MEM.
3180 2019-09-24 Stamatis Markianos-Wright <stam.markianos-wright@arm.com>
3182 * config/aarch64/aarch64-option-extensions.def (fp16fml):
3183 Update hwcap string for fp16fml.
3185 2019-09-24 Jakub Jelinek <jakub@redhat.com>
3188 * match.pd (((T)(A)) + CST -> (T)(A + CST)): Formatting fix.
3189 (((T)(A + CST1)) + CST2 -> (T)(A) + (T)CST1 + CST2): New optimization.
3191 2019-09-24 Martin Liska <mliska@suse.cz>
3193 * cfgexpand.c (gimple_assign_rhs_to_tree): Use switch statement
3194 instead of if-elseif-elseif-...
3195 * gimple-expr.c (extract_ops_from_tree): Likewise.
3196 * gimple.c (get_gimple_rhs_num_ops): Likewise.
3197 * tree-ssa-forwprop.c (rhs_to_tree): Likewise.
3199 2019-09-24 Martin Jambor <mjambor@suse.cz>
3202 * ipa-param-manipulation.c (carry_over_param): Make a method of
3203 ipa_param_body_adjustments, remove now unnecessary argument. Also copy
3204 in case of a context mismatch.
3205 (ipa_param_body_adjustments::common_initialization): Adjust call to
3207 * ipa-param-manipulation.h (class ipa_param_body_adjustments): Add
3208 private method carry_over_param.
3210 2019-09-24 Martin Jambor <mjambor@suse.cz>
3213 * ipa-sra.c (scan_expr_access): Check that offset is non-negative.
3215 2019-09-24 Richard Biener <rguenther@suse.de>
3217 * tree-ssa-sccvn.c (vn_reference_lookup_3): Valueize MEM_REF
3220 2019-09-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3222 * config/arm/t-arm (arm-builtins.o): Add dependency on
3223 arm_acle_builtins.def.
3225 2019-09-23 Richard Sandiford <richard.sandiford@arm.com>
3228 * config/rs6000/altivec.md (altivec_copysign_v4sf3): Generate
3229 canonical CONST_INTs. Use gen_rtvec.
3231 2019-09-23 Richard Biener <rguenther@suse.de>
3233 * tree-vect-loop.c (get_initial_def_for_reduction): Simplify,
3234 avoid adjusting by + 0 or * 1.
3235 (vect_create_epilog_for_reduction): Get reduction code only
3236 when necessary. Deal with adjustment_def only when necessary.
3238 2019-09-23 Richard Sandiford <richard.sandiford@arm.com>
3240 * config/aarch64/atomics.md (aarch64_store_exclusive_pair): Fix
3243 2019-09-23 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3246 * lto-section-in.c (lto_section_name): Use "ipa_sra" instead of
3249 2019-09-22 Iain Sandoe <iain@sandoe.co.uk>
3251 * config/rs6000/rs6000.c (machopic_output_stub): Remove dead
3252 code. Merge code blocks with common conditionals. Use declared
3253 macro instead of a magic number for PIC level.
3255 2019-09-21 Martin Sebor <msebor@redhat.com>
3258 * gcc/gimple-ssa-warn-restrict.c (builtin_memref::set_base_and_offset):
3259 Simplify computation of the offset of the referenced subobject.
3261 2019-09-21 Iain Sandoe <iain@sandoe.co.uk>
3263 * config/darwin.c (machopic_legitimize_pic_address): Check
3266 2019-09-21 Richard Sandiford <richard.sandiford@arm.com>
3268 * ira-conflicts.c (can_use_same_reg_p): New function.
3269 (process_reg_shuffles): Take an insn parameter. Ignore cases
3270 in which input operand op_num could seemingly never be allocated
3271 to the same register as the destination.
3272 (add_insn_allocno_copies): Update call to process_reg_shuffles.
3274 2019-09-21 Richard Sandiford <richard.sandiford@arm.com>
3276 * simplify-rtx.c (neg_const_int): Replace with...
3277 (neg_poly_int_rtx): ...this new function.
3278 (simplify_binary_operation_1): Extend (minus x C) -> (plus X -C)
3279 to all CONST_SCALAR_INTs and to CONST_POLY_INT.
3280 (simplify_plus_minus): Likewise for constant terms here.
3282 2019-09-20 Jonas Pfeil <jonas.pfeil@uli-ulm.de>
3284 * config/microblaze/microblaze.h (ASM_OUTPUT_SKIP): Use
3285 HOST_WIDE_PRINT_UNSIGNED.
3287 2019-09-20 John David Anglin <danglin@gcc.gnu.org>
3289 * config/pa/pa.c (pa_trampoline_init): Remove spurious extended
3292 2019-09-20 Maya Rashish <coypu@sdf.org>
3295 * config/vax/vax.c (TARGET_HAVE_SPECULATION_SAFE_VALUE):
3296 Define to speculation_safe_value_not_needed.
3298 2019-09-20 Richard Biener <rguenther@suse.de>
3299 Uros Bizjak <ubizjak@gmail.com>
3302 * config/i386/i386-features.c (gen_gpr_to_xmm_move_src): Revert
3304 (general_scalar_chain::convert_op): Force not suitable memory
3305 operands to a register.
3307 2019-09-20 Richard Biener <rguenther@suse.de>
3309 PR tree-optimization/91821
3310 * tree-vect-loop.c (check_reduction_path): Check we can compute
3312 (vect_is_simple_reduction): Set STMT_VINFO_REDUC_IDX.
3313 * tree-vect-patterns.c (vect_reassociating_reduction_p): Return
3314 operands in canonical order.
3315 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Initialize
3316 STMT_VINFO_REDUC_IDX.
3317 * tree-vectorizer.h (_stmt_vec_info::reduc_idx): New.
3318 (STMT_VINFO_REDUC_IDX): Likewise.
3320 2019-09-20 Eric Botcazou <ebotcazou@adacore.com>
3323 * config/sparc/sparc.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
3325 2019-09-20 Richard Biener <rguenther@suse.de>
3327 PR tree-optimization/91822
3328 * tree-vectorizer.h (vectorizable_condition): Restore for_reduction
3330 * tree-vect-loop.c (vectorizable_reduction): Adjust asserts
3331 for reduc_index in nested cycles, adjust vectorizable_condition
3333 * tree-vect-stmts.c (vectorizable_condition): Restore for_reduction
3335 (vect_analyze_stmt): Adjust.
3336 (vect_transform_stmt): Likewise.
3338 2019-09-20 Richard Biener <rguenther@suse.de>
3341 * config/i386/i386-features.c (general_scalar_chain::convert_registers):
3342 Ensure there's a sequence point between allocating the new register
3343 and passing a reference to a reg via regno_reg_rtx.
3345 2019-09-20 Martin Jambor <mjambor@suse.cz>
3347 * coretypes.h (cgraph_edge): Declare.
3348 * ipa-param-manipulation.c: Rewrite.
3349 * ipa-param-manipulation.h: Likewise.
3350 * Makefile.in (GTFILES): Added ipa-param-manipulation.h and ipa-sra.c.
3351 (OBJS): Added ipa-sra.o.
3352 * cgraph.h (ipa_replace_map): Removed fields old_tree, replace_p
3353 and ref_p, added fields param_adjustments and performed_splits.
3354 (struct cgraph_clone_info): Remove ags_to_skip and
3355 combined_args_to_skip, new field param_adjustments.
3356 (cgraph_node::create_clone): Changed parameters to use
3357 ipa_param_adjustments.
3358 (cgraph_node::create_virtual_clone): Likewise.
3359 (cgraph_node::create_virtual_clone_with_body): Likewise.
3360 (tree_function_versioning): Likewise.
3361 (cgraph_build_function_type_skip_args): Removed.
3362 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Convert to
3363 using ipa_param_adjustments.
3364 (clone_of_p): Likewise.
3365 * cgraphclones.c (cgraph_build_function_type_skip_args): Removed.
3366 (build_function_decl_skip_args): Likewise.
3367 (duplicate_thunk_for_node): Adjust parameters using
3368 ipa_param_body_adjustments, copy param_adjustments instead of
3370 (cgraph_node::create_clone): Convert to using ipa_param_adjustments.
3371 (cgraph_node::create_virtual_clone): Likewise.
3372 (cgraph_node::create_version_clone_with_body): Likewise.
3373 (cgraph_materialize_clone): Likewise.
3374 (symbol_table::materialize_all_clones): Likewise.
3375 * ipa-fnsummary.c (ipa_fn_summary_t::duplicate): Simplify
3376 ipa_replace_map check.
3377 * ipa-cp.c (get_replacement_map): Do not initialize removed fields.
3378 (initialize_node_lattices): Make aware that some parameters might have
3379 already been removed.
3380 (want_remove_some_param_p): New function.
3381 (create_specialized_node): Convert to using ipa_param_adjustments and
3382 deal with possibly pre-existing adjustments.
3383 * lto-cgraph.c (output_cgraph_opt_summary_p): Likewise.
3384 (output_node_opt_summary): Do not stream removed fields. Stream
3385 parameter adjustments instead of argumetns to skip.
3386 (input_node_opt_summary): Likewise.
3387 (input_node_opt_summary): Likewise.
3388 * lto-section-in.c (lto_section_name): Added ipa-sra section.
3389 * lto-streamer.h (lto_section_type): Likewise.
3390 * tree-inline.h (copy_body_data): New fields killed_new_ssa_names and
3392 (copy_decl_to_var): Declare.
3393 * tree-inline.c (update_clone_info): Do not remap old_tree.
3394 (remap_gimple_stmt): Use ipa_param_body_adjustments to modify gimple
3395 statements, walk all extra generated statements and remap their
3397 (redirect_all_calls): Add killed SSA names to a hash set.
3398 (remap_ssa_name): Do not remap killed SSA names.
3399 (copy_arguments_for_versioning): Renames to copy_arguments_nochange,
3400 half of functionality moved to ipa_param_body_adjustments.
3401 (copy_decl_to_var): Make exported.
3402 (copy_body): Destroy killed_new_ssa_names hash set.
3403 (expand_call_inline): Remap performed splits.
3404 (update_clone_info): Likewise.
3405 (tree_function_versioning): Simplify tree_map processing. Updated to
3406 accept ipa_param_adjustments and use ipa_param_body_adjustments.
3407 * omp-simd-clone.c (simd_clone_vector_of_formal_parm_types): Adjust
3408 for the new interface.
3409 (simd_clone_clauses_extract): Likewise, make args an auto_vec.
3410 (simd_clone_compute_base_data_type): Likewise.
3411 (simd_clone_init_simd_arrays): Adjust for the new interface.
3412 (simd_clone_adjust_argument_types): Likewise.
3413 (struct modify_stmt_info): Likewise.
3414 (ipa_simd_modify_stmt_ops): Likewise.
3415 (ipa_simd_modify_function_body): Likewise.
3416 (simd_clone_adjust): Likewise.
3417 * tree-sra.c: Removed IPA-SRA. Include tree-sra.h.
3418 (type_internals_preclude_sra_p): Make public.
3419 * tree-sra.h: New file.
3420 * ipa-inline-transform.c (save_inline_function_body): Update to
3421 refelct new tree_function_versioning signature.
3422 * ipa-prop.c (adjust_agg_replacement_values): Use a helper from
3423 ipa_param_adjustments to get current parameter indices.
3424 (ipcp_modif_dom_walker::before_dom_children): Likewise.
3425 (ipcp_update_bits): Likewise.
3426 (ipcp_update_vr): Likewise.
3427 * ipa-split.c (split_function): Convert to using ipa_param_adjustments.
3428 * ipa-sra.c: New file.
3429 * multiple_target.c (create_target_clone): Update to reflet new type
3430 of create_version_clone_with_body.
3431 * trans-mem.c (ipa_tm_create_version): Update to reflect new type of
3432 tree_function_versioning.
3433 (modify_function): Update to reflect new type of
3434 tree_function_versioning.
3435 * params.def (PARAM_IPA_SRA_MAX_REPLACEMENTS): New.
3436 * passes.def: Remove old IPA-SRA and add new one.
3437 * tree-pass.h (make_pass_early_ipa_sra): Remove declaration.
3438 (make_pass_ipa_sra): Declare.
3439 * dbgcnt.def: Remove eipa_sra. Added ipa_sra_params and
3441 * doc/invoke.texi (ipa-sra-max-replacements): New.
3443 2019-09-19 Martin Sebor <msebor@redhat.com>
3446 * builtins.c (component_size): Correct trailing array computation,
3447 rename to component_ref_size and move...
3448 (compute_objsize): Adjust.
3449 * gimple-ssa-warn-restrict.c (builtin_memref::refsize): New member.
3450 (builtin_access::strict): Do not consider memmove.
3451 (builtin_access::write_off): New function.
3452 (builtin_memref::builtin_memref): Initialize refsize.
3453 (builtin_memref::set_base_and_offset): Adjust refoff and compute
3455 (builtin_memref::offset_out_of_bounds): Use ooboff input values.
3457 (builtin_access::builtin_access): Initialize dstoff to destination
3458 refeence offset here instead of in maybe_diag_overlap. Adjust
3459 referencess even to unrelated objects. Adjust sizrange of bounded
3460 string functions to reflect bound. For strcat, adjust destination
3461 sizrange by that of source.
3462 (builtin_access::strcat_overlap): Adjust offsets and sizes
3463 to reflect the increase in destination sizrange above.
3464 (builtin_access::overlap): Do not set dstoff here but instead
3465 in builtin_access::builtin_access.
3466 (check_bounds_or_overlap): Use builtin_access::write_off.
3467 (maybe_diag_access_bounds): Add argument. Add informational notes.
3468 (dump_builtin_memref, dump_builtin_access): New functions.
3469 * tree.c (component_ref_size): ...to here.
3470 * tree.h (component_ref_size): Declare.
3471 * tree-ssa-strlen (handle_builtin_strcat): Include the terminating
3472 nul in the size of the source string.
3474 2019-09-19 Lewis Hyatt <lhyatt@gmail.com>
3477 * doc/cpp.texi: Document support for extended characters in
3479 * doc/cppopts.texi: Likewise.
3481 2019-09-19 Richard Biener <rguenther@suse.de>
3483 * tree-vect-loop.c (vect_is_slp_reduction): Remove.
3484 (check_reduction_path): New overload having the path as result.
3485 (vect_is_simple_reduction): From the detected reduction
3486 path build a SLP reduction chain if possible.
3488 2019-09-19 Richard Biener <rguenther@suse.de>
3491 * config/i386/i386-features.c (gen_gpr_to_xmm_move_src):
3492 Force operand to a register if it isn't nonimmediate_operand.
3494 2019-09-19 Wilco Dijkstra <wdijkstr@arm.com>
3496 * config/arm/arm.md (<logical_op>di3): Use <optab> and <CODE>.
3497 * config/arm/iterators.md (optab): Add and, ior, xor entries.
3498 (logical_op): Remove code attribute.
3499 (logical_OP): Likewise.
3501 2019-09-19 Martin Liska <mliska@suse.cz>
3503 * ipa-icf.c (sort_congruence_class_groups_by_decl_uid):
3506 2019-09-19 Richard Henderson <richard.henderson@linaro.org>
3508 * config/aarch64/aarch64.c (aarch64_print_operand): Allow integer
3511 * config/aarch64/aarch64.c (aarch64_gen_compare_reg): Add support
3512 for NE comparison of TImode values.
3513 (aarch64_emit_load_exclusive): Add support for TImode.
3514 (aarch64_emit_store_exclusive): Likewise.
3515 (aarch64_split_compare_and_swap): Disable strong_zero_p for TImode.
3516 * config/aarch64/atomics.md (@atomic_compare_and_swap<ALLI_TI>):
3517 Change iterator from ALLI to ALLI_TI.
3518 (@atomic_compare_and_swap<JUST_TI>): New.
3519 (@atomic_compare_and_swap<JUST_TI>_lse): New.
3520 (aarch64_load_exclusive_pair): New.
3521 (aarch64_store_exclusive_pair): New.
3522 * config/aarch64/iterators.md (JUST_TI): New.
3524 * config/aarch64/aarch64 (aarch64_split_compare_and_swap): Disable
3525 strong_zero_p for aarch64_track_speculation; unify some code paths;
3526 use aarch64_gen_compare_reg instead of open-coding.
3528 * config/aarch64/aarch64.opt (-moutline-atomics): New.
3529 * config/aarch64/aarch64.c (aarch64_atomic_ool_func): New.
3530 (aarch64_ool_cas_names, aarch64_ool_swp_names): New.
3531 (aarch64_ool_ldadd_names, aarch64_ool_ldset_names): New.
3532 (aarch64_ool_ldclr_names, aarch64_ool_ldeor_names): New.
3533 (aarch64_expand_compare_and_swap): Honor TARGET_OUTLINE_ATOMICS.
3534 * config/aarch64/atomics.md (atomic_exchange<ALLI>): Likewise.
3535 (atomic_<atomic_op><ALLI>): Likewise.
3536 (atomic_fetch_<atomic_op><ALLI>): Likewise.
3537 (atomic_<atomic_op>_fetch<ALLI>): Likewise.
3538 * doc/invoke.texi: Document -moutline-atomics.
3540 2019-09-19 Feng Xue <fxue@os.amperecomputing.com>
3542 * ipa-fnsummary.c (set_cond_stmt_execution_predicate): Do not compute
3543 trivial predicate for condition branch.
3544 (set_switch_stmt_execution_predicate): Do not compute trivial predicate
3546 (compute_bb_predicates): Update predicate based on post-dominating
3548 (analyze_function_body): Calculate post-dominating information.
3550 2019-09-19 Richard Sandiford <richard.sandiford@arm.com>
3552 * tree-vectorizer.h (vectorizable_condition): Take an int
3553 reduction index instead of a boolean flag.
3554 * tree-vect-stmts.c (vectorizable_condition): Likewise.
3555 Swap the "then" and "else" values for EXTRACT_LAST_REDUCTION
3556 reductions if the reduction accumulator is the "then" rather
3557 than the "else" value.
3558 (vect_analyze_stmt): Update call accordingly.
3559 (vect_transform_stmt): Likewise.
3560 * tree-vect-loop.c (vectorizable_reduction): Likewise,
3561 asserting that the index is > 0.
3563 2019-09-19 Martin Liska <mliska@suse.cz>
3565 * ipa-icf.c (sort_sem_items_by_decl_uid): Simplify comparator.
3566 (sort_congruence_classes_by_decl_uid): Likewise.
3567 (sort_congruence_class_groups_by_decl_uid): Use std::pair for
3569 (sem_item_optimizer::merge_classes): Likewise.
3571 2019-09-19 Richard Biener <rguenther@suse.de>
3573 PR tree-optimization/91812
3574 * tree-ssa-phiprop.c (propagate_with_phi): Do not replace
3577 2019-09-19 Richard Sandiford <richard.sandiford@arm.com>
3579 * defaults.h (TARGET_UNIT): New macro.
3580 (target_unit): New type.
3581 * rtl.h (native_encode_rtx, native_decode_rtx)
3582 (native_decode_vector_rtx, subreg_size_lsb): Declare.
3583 (subreg_lsb_1): Turn into an inline wrapper around subreg_size_lsb.
3584 * rtlanal.c (subreg_lsb_1): Delete.
3585 (subreg_size_lsb): New function.
3586 * simplify-rtx.c: Include rtx-vector-builder.h
3587 (simplify_immed_subreg): Delete.
3588 (native_encode_rtx, native_decode_vector_rtx, native_decode_rtx)
3589 (simplify_const_vector_byte_offset, simplify_const_vector_subreg): New
3591 (simplify_subreg): Use them.
3592 (test_vector_subregs_modes, test_vector_subregs_repeating)
3593 (test_vector_subregs_fore_back, test_vector_subregs_stepped)
3594 (test_vector_subregs): New functions.
3595 (test_vector_ops): Call test_vector_subregs for integer vector
3596 modes with at least 2 elements.
3598 2019-09-19 Richard Biener <rguenther@suse.de>
3600 * tree-parloops.c (parloops_is_slp_reduction): Do not set
3601 LOOP_VINFO_OPERANDS_SWAPPED.
3602 (parloops_is_simple_reduction): Likewise.
3603 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Do not
3604 initialize operands_swapped.
3605 (_loop_vec_info::~_loop_vec_info): Do not re-canonicalize stmts.
3606 (vect_is_slp_reduction): Do not swap operands.
3607 * tree-vectorizer.h (_loop_vec_info::operands_swapped): Remove.
3608 (LOOP_VINFO_OPERANDS_SWAPPED): Likewise.
3610 2019-09-19 Hongtao Liu <hongtao.liu@intel.com>
3613 * config/i386.md (*floatuns<SWI48:mode><MODEF:mode>2_avx512):
3614 Add avx_partial_xmm_update.
3616 2019-09-18 Jim Wilson <jimw@sifive.com>
3619 * config/riscv/riscv-protos.h (riscv_split_symbol): New bool parameter.
3620 (riscv_move_integer): Likewise.
3621 * config/riscv/riscv.c (riscv_split_integer): Pass FALSE for new
3622 riscv_move_integer arg.
3623 (riscv_legitimize_move): Likewise.
3624 (riscv_force_temporary): New parameter in_splitter. Don't call
3626 (riscv_unspec_offset_high): Pass FALSE for new riscv_force_temporary
3628 (riscv_add_offset): Likewise.
3629 (riscv_split_symbol): New parameter in_splitter. Pass to
3630 riscv_force_temporary.
3631 (riscv_legitimize_address): Pass FALSE for new riscv_split_symbol
3633 (riscv_move_integer): New parameter in_splitter. New local
3634 can_create_psuedo. Don't call riscv_split_integer or force_reg when
3636 (riscv_legitimize_const_move): Pass FALSE for new riscv_move_integer,
3637 riscv_split_symbol, and riscv_force_temporary args.
3638 * config/riscv/riscv.md (low<mode>+1): Pass TRUE for new
3639 riscv_move_integer arg.
3640 (low<mode>+2): Pass TRUE for new riscv_split_symbol arg.
3642 2019-09-18 H.J. Lu <hongjiu.lu@intel.com>
3645 * config/i386/x86-tune-costs.h (skylake_cost): Restore SImode
3646 hard register store cost to 6.
3648 2019-09-18 H.J. Lu <hongjiu.lu@intel.com>
3651 * config/i386/x86-tune-costs.h (skylake_cost): Increase SImode
3652 pseudo register store cost from 3 to 6 to make it the same as
3655 2019-09-18 Wilco Dijkstra <wdijkstr@arm.com>
3658 * config/arm/arm.md (<logical_op>di3): Expand explicitly.
3659 (one_cmpldi2): Likewise.
3660 * config/arm/arm.c (const_ok_for_dimode_op): Return true if one
3661 of the constant parts is simple.
3662 * config/arm/iterators.md (LOGICAL): Add new code iterator.
3663 (logical_op): Add new code attribute.
3664 (logical_OP): Likewise.
3665 * config/arm/predicates.md (arm_anddi_operand): Add predicate.
3666 (arm_iordi_operand): Add predicate.
3667 (arm_xordi_operand): Add predicate.
3669 2019-09-18 Wilco Dijkstra <wdijkstr@arm.com>
3671 * config/arm/arm.md (maddsidi4): Remove expander.
3672 (mulsidi3adddi): Remove pattern.
3673 (mulsidi3adddi_v6): Likewise.
3674 (mulsidi3_nov6): Likewise.
3675 (mulsidi3_v6): Likewise.
3676 (umulsidi3): Remove expander.
3677 (umulsidi3_nov6): Remove pattern.
3678 (umulsidi3_v6): Likewise.
3679 (umulsidi3adddi): Likewise.
3680 (umulsidi3adddi_v6): Likewise.
3681 (<Us>mulsidi3): Add combined expander.
3682 (<Us>maddsidi4): Likewise.
3683 (<US>mull): Add combined umull and smull pattern.
3684 (<US>mlal): Likewise.
3685 * config/arm/iterators.md (Us): Add new iterator.
3687 2019-09-18 Richard Biener <rguenther@suse.de>
3689 * tree-vect-loop.c (vect_is_simple_reduction): Remove operand
3691 (vectorize_fold_left_reduction): Remove assert.
3692 (vectorizable_reduction): Also expect COND_EXPR non-reduction
3693 operand in position 2. Remove assert.
3695 2019-09-18 Wilco Dijkstra <wdijkstr@arm.com>
3697 * config/arm/arm.md (smulsi3_highpart): Use <US> and <SE> iterators.
3698 (smulsi3_highpart_nov6): Remove pattern.
3699 (smulsi3_highpart_v6): Likewise.
3700 (umulsi3_highpart): Likewise.
3701 (umulsi3_highpart_nov6): Likewise.
3702 (umulsi3_highpart_v6): Likewise.
3703 (<US>mull_high): Add new combined multiply pattern.
3705 2019-09-18 Wilco Dijkstra <wdijkstr@arm.com>
3707 * config/arm/arm.md (arm_mulsi3): Remove pattern.
3708 (arm_mulsi3_v6): Likewise.
3709 (mulsi3addsi_v6): Likewise.
3710 (mulsi3subsi): Likewise.
3711 (mul): Add new multiply pattern.
3715 2019-09-18 Richard Biener <rguenther@suse.de>
3717 * tree-parloops.c (report_ploop_op): Copy from report_vect_op.
3718 (parloops_valid_reduction_input_p): Copy from
3719 valid_reduction_input_p.
3720 (parloops_is_slp_reduction): Copy from vect_is_slp_reduction.
3721 (parloops_needs_fold_left_reduction_p): Copy from
3722 needs_fold_left_reduction_p.
3723 (parloops_is_simple_reduction): Copy from
3724 vect_is_simple_reduction.
3725 (parloops_force_simple_reduction): Copy from
3726 vect_force_simple_reduction.
3727 (gather_scalar_reductions): Adjust.
3728 * tree-vect-loop.c (vect_force_simple_reduction): Make static.
3729 * tree-vectorizer.h (vect_force_simple_reduction): Remove.
3731 2019-09-18 Richard Biener <rguenther@suse.de>
3733 * tree-vectorizer.h (get_initial_def_for_reduction): Remove.
3734 * tree-vect-loop.c (get_initial_def_for_reduction): Make
3736 (vect_create_epilog_for_reduction): Remove dead code.
3738 2019-09-18 Richard Sandiford <richard.sandiford@arm.com>
3740 * varasm.c (assemble_real): Generate canonical const_ints.
3742 2019-09-18 Richard Biener <rguenther@suse.de>
3745 * lto-streamer-in.c (input_eh_regions): Move EH init to
3746 lto_materialize_function.
3747 * tree-streamer-in.c (lto_input_ts_function_decl_tree_pointers):
3750 2019-09-18 Richard Sandiford <richard.sandiford@arm.com>
3752 * tree-ssa-ccp.c (get_value_for_expr): Check whether CONSTANTs
3755 2019-09-18 Richard Sandiford <richard.sandiford@arm.com>
3757 * gimplify.c (gimplify_decl_expr): Use poly_int_tree_p instead
3758 of checking specifically for INTEGER_CST.
3760 2019-09-18 Richard Sandiford <richard.sandiford@arm.com>
3762 * stor-layout.c (compute_record_mode): Operate on poly_uint64
3763 sizes instead of uhwi sizes.
3765 2019-09-18 Richard Sandiford <richard.sandiford@arm.com>
3767 * dwarf2out.c (loc_list_from_tree_1): Handle POLY_INT_CST.
3768 (add_const_value_attribute): Handle CONST_POLY_INT.
3770 2019-09-18 Martin Liska <mliska@suse.cz>
3772 * dbgcnt.def (store_merging): New counter.
3773 * gimple-ssa-store-merging.c (imm_store_chain_info::output_merged_stores):
3774 Use it in store merging.
3776 2019-09-17 Richard Sandiford <richard.sandiford@arm.com>
3778 * config/aarch64/aarch64.c (aarch64_sched_variable_issue): New
3780 (TARGET_SCHED_VARIABLE_ISSUE): New macro.
3781 * config/arm/arm.c (arm_sched_variable_issue): New function.
3782 (TARGET_SCHED_VARIABLE_ISSUE): New macro.
3784 2019-09-17 Richard Sandiford <richard.sandiford@arm.com>
3786 * config/arm/types.md (no_reservation): New reservation.
3787 * config/aarch64/falkor.md (falkor_other_0_nothing): Don't handle
3789 * config/aarch64/saphira.md (saphira_other_0_nothing): Likewise.
3790 * config/aarch64/thunderx2t99.md (thunderx2t99_nothing): Likewise.
3791 * config/aarch64/tsv110.md (tsv110_alu): Likewise.
3792 * config/arm/arm1020e.md (1020alu_op): Likewise.
3793 * config/arm/arm1026ejs.md (alu_op): Likewise.
3794 * config/arm/arm1136jfs.md (11_alu_op): Likewise.
3795 * config/arm/arm926ejs.md (9_alu_op): Likewise.
3796 * config/arm/cortex-a15.md (cortex_a15_alu): Likewise.
3797 * config/arm/cortex-a17.md (cortex_a17_alu): Likewise.
3798 * config/arm/cortex-a5.md (cortex_a5_alu): Likewise.
3799 * config/arm/cortex-a53.md (cortex_a53_alu): Likewise.
3800 * config/arm/cortex-a57.md (cortex_a57_alu): Likewise.
3801 * config/arm/cortex-a7.md (cortex_a7_alu_shift): Likewise.
3802 * config/arm/cortex-a8.md (cortex_a8_alu): Likewise.
3803 * config/arm/cortex-a9.md (cortex_a9_dp): Likewise.
3804 * config/arm/cortex-m4.md (cortex_m4_alu): Likewise.
3805 * config/arm/cortex-m7.md (cortex_m7_alu_simple): Likewise.
3806 * config/arm/cortex-r4.md (cortex_r4_alu_shift_reg): Likewise.
3807 * config/arm/fa526.md (526_alu_op): Likewise.
3808 * config/arm/fa606te.md (606te_alu_op): Likewise.
3809 * config/arm/fa626te.md (626te_alu_op): Likewise.
3810 * config/arm/fa726te.md (726te_alu_op): Likewise.
3811 * config/arm/xgene1.md (xgene1_nop): Likewise.
3813 2019-09-17 Richard Sandiford <richard.sandiford@arm.com>
3815 * config/arm/thumb1.md (*thumb1_tablejump): Change type from
3816 "no_insn" to "branch".
3818 2019-09-17 Richard Sandiford <richard.sandiford@arm.com>
3820 * array-traits.h (array_traits<T[N]>::size): Remove parameter name.
3822 2019-09-17 Richard Biener <rguenther@suse.de>
3825 * dwarf2out.c (dwarf2out_late_global_decl): If early dwarf
3826 was missing generate locations only once.
3828 2019-09-17 Feng Xue <fxue@os.amperecomputing.com>
3831 * doc/invoke.texi (ipa-max-switch-predicate-bounds): Document new
3833 * params.def (PARAM_IPA_MAX_SWITCH_PREDICATE_BOUNDS): New.
3834 * ipa-fnsummary.c (set_switch_stmt_execution_predicate): Add predicate
3835 for switch default case using range analysis information.
3837 2019-09-17 Christophe Lyon <christophe.lyon@linaro.org>
3840 * config/arm/arm.c (arm_valid_target_attribute_rec): Make sure the
3841 mode attributed is supported by FDPIC.
3843 2019-09-17 Richard Biener <rguenther@suse.de>
3845 PR tree-optimization/91790
3846 * tree-vect-stmts.c (vectorizable_load): For BB vectorization
3847 use the correct DR for setting up realignment.
3849 2019-09-16 Uroš Bizjak <ubizjak@gmail.com>
3852 * config/i386/i386.h (TARGET_USE_XCHG_FOR_ATOMIC_STORE): New macro.
3853 * config/i386/x86-tune.def (X86_TUNE_USE_XCHG_FOR_ATOMIC_STORE): New.
3854 * config/i386/sync.md (atomic_store<mode>): emit XCHG for
3855 TARGET_USE_XCHG_FOR_ATOMIC_STORE.
3857 2019-09-16 Jason Merrill <jason@redhat.com>
3859 * Makefile.in (build/genmatch.o): Depend on $(CPPLIB_H).
3861 2019-09-16 Martin Liska <mliska@suse.cz>
3863 * gimple-fold.c (or_comparisons_1): Remove rules moved
3865 * match.pd: ... here.
3867 2019-09-16 Martin Liska <mliska@suse.cz>
3869 * gimple-fold.c (or_comparisons_1): Remove rules
3871 * match.pd: ... here.
3873 2019-09-16 Martin Liska <mliska@suse.cz>
3875 * genmatch.c (dt_node::append_simplify): Do not print
3876 warning when we have duplicate patterns belonging
3877 to a same simplify rule.
3878 * gimple-fold.c (and_comparisons_1): Remove matching moved to match.pd.
3879 (maybe_fold_comparisons_from_match_pd): Handle
3880 tcc_comparison as a results.
3881 * match.pd: Handle (X == CST1) && (X OP2 CST2) conditions.
3883 2019-09-16 Li Jia He <helijia@linux.ibm.com>
3884 Qi Feng <ffengqi@linux.ibm.com>
3887 * match.pd (x > y && x != XXX_MIN): Optimize into 'x > y'.
3888 (x > y && x == XXX_MIN): Optimize into 'false'.
3889 (x <= y && x == XXX_MIN): Optimize into 'x == XXX_MIN'.
3890 (x < y && x != XXX_MAX): Optimize into 'x < y'.
3891 (x < y && x == XXX_MAX): Optimize into 'false'.
3892 (x >= y && x == XXX_MAX): Optimize into 'x == XXX_MAX'.
3893 (x > y || x != XXX_MIN): Optimize into 'x != XXX_MIN'.
3894 (x <= y || x != XXX_MIN): Optimize into 'true'.
3895 (x <= y || x == XXX_MIN): Optimize into 'x <= y'.
3896 (x < y || x != XXX_MAX): Optimize into 'x != XXX_MAX'.
3897 (x >= y || x != XXX_MAX): Optimize into 'true'.
3898 (x >= y || x == XXX_MAX): Optimize into 'x >= y'.
3900 2019-09-16 Li Jia He <helijia@linux.ibm.com>
3901 Martin Liska <mliska@suse.cz>
3903 * gimple-fold.c (and_comparisons_1): Add type as first
3905 (and_var_with_comparison): Likewise.
3906 (and_var_with_comparison_1): Likewise.
3907 (or_comparisons_1): Likewise.
3908 (or_var_with_comparison): Likewise.
3909 (or_var_with_comparison_1): Likewise.
3910 (maybe_fold_and_comparisons): Call maybe_fold_comparisons_from_match_pd.
3911 (maybe_fold_or_comparisons): Likewise.
3912 (maybe_fold_comparisons_from_match_pd): New.
3913 * gimple-fold.h (maybe_fold_and_comparisons): Add type argument.
3914 (maybe_fold_or_comparisons): Likewise.
3915 * gimple.c (gimple_size): Make it public and add num_ops argument.
3916 (gimple_init): New function.
3917 (gimple_alloc): Call gimple_init.
3918 * gimple.h (gimple_size): New.
3919 (gimple_init): Likewise.
3920 * tree-if-conv.c (fold_or_predicates): Pass type.
3921 * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
3922 * tree-ssa-reassoc.c (eliminate_redundant_comparison): Likewise.
3923 (optimize_vec_cond_expr): Likewise.
3924 (ovce_extract_ops): Return type of conditional expression.
3925 * tree-ssanames.c (init_ssa_name_imm_use): New.
3926 (make_ssa_name_fn): Use init_ssa_name_imm_use.
3927 * tree-ssanames.h (init_ssa_name_imm_use): New.
3929 2019-09-16 Richard Biener <rguenther@suse.de>
3931 PR tree-optimization/91756
3932 PR tree-optimization/87132
3933 * tree-ssa-alias.h (enum translate_flags): New.
3934 (get_continuation_for_phi): Use it instead of simple bool flag.
3935 (walk_non_aliased_vuses): Likewise.
3936 * tree-ssa-alias.c (maybe_skip_until): Adjust.
3937 (get_continuation_for_phi): When looking across backedges only
3938 disallow valueization.
3939 (walk_non_aliased_vuses): Adjust.
3940 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid valueization
3943 2019-09-14 Kewen Lin <linkw@gcc.gnu.org>
3946 * config/rs6000/rs6000.c (TARGET_HAVE_COUNT_REG_DECR_P): New macro.
3947 (TARGET_DOLOOP_COST_FOR_GENERIC): Likewise.
3948 (TARGET_DOLOOP_COST_FOR_ADDRESS): Likewise.
3949 * target.def (have_count_reg_decr_p): New hook.
3950 (doloop_cost_for_generic): Likewise.
3951 (doloop_cost_for_address): Likewise.
3952 * doc/tm.texi.in (TARGET_HAVE_COUNT_REG_DECR_P): Likewise.
3953 (TARGET_DOLOOP_COST_FOR_GENERIC): Likewise.
3954 (TARGET_DOLOOP_COST_FOR_ADDRESS): Likewise.
3955 * doc/tm.texi: Regenerate.
3956 * tree-ssa-loop-ivopts.c (comp_cost::operator+=): Consider infinite cost
3958 (record_group): Init doloop_p.
3959 (add_candidate_1): Add optional argument doloop, change the handlings
3961 (add_candidate): Likewise.
3962 (generic_predict_doloop_p): Update attribute.
3963 (force_expr_to_var_cost): Add costing for expressions COND_EXPR/LT_EXPR/
3964 LE_EXPR/GT_EXPR/GE_EXPR/EQ_EXPR/NE_EXPR/UNORDERED_EXPR/ORDERED_EXPR/
3965 UNLT_EXPR/UNLE_EXPR/UNGT_EXPR/UNGE_EXPR/UNEQ_EXPR/LTGT_EXPR/MAX_EXPR/
3967 (get_computation_cost): Update for doloop IV cand extra cost.
3968 (determine_group_iv_cost_cond): Update for doloop IV cand.
3969 (determine_iv_cost): Likewise.
3970 (ivopts_estimate_reg_pressure): Likewise.
3971 (may_eliminate_iv): Update handlings for doloop IV cand.
3972 (add_iv_candidate_for_doloop): New function.
3973 (find_iv_candidates): Call function add_iv_candidate_for_doloop.
3974 (iv_ca_set_no_cp): Update for doloop IV cand.
3975 (iv_ca_set_cp): Likewise.
3976 (iv_ca_dump): Dump register cost.
3977 (find_doloop_use): New function.
3978 (analyze_and_mark_doloop_use): Likewise.
3979 (tree_ssa_iv_optimize_loop): Call function analyze_and_mark_doloop_use.
3981 2019-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
3984 * cse.c (cse_insn): Do not replace anything with a
3987 2019-09-13 Ian Lance Taylor <iant@golang.org>
3989 * doc/invoke.texi (Optimize Options): Fix typo.
3991 2019-09-12 Uroš Bizjak <ubizjak@gmail.com>
3993 PR tree-optimization/89386
3994 * config/i386/sse.md (smulhrs<mode>3): New expander.
3995 (smulhrsv4hi3): Ditto.
3997 2019-09-12 Richard Biener <rguenther@suse.de>
3999 PR tree-optimization/91750
4000 * tree-vect-loop.c (vectorizable_induction): Compute IV increments
4001 in the type of the evolution.
4003 2019-09-12 Yuliang Wang <yuliang.wang@arm.com>
4005 PR tree-optimization/89386
4006 * config/aarch64/aarch64-sve2.md (<su>mull<bt><Vwide>)
4007 (<r>shrnb<mode>, <r>shrnt<mode>): New SVE2 patterns.
4008 (<su>mulh<r>s<mode>3): New pattern for MULHRS.
4009 * config/aarch64/iterators.md (UNSPEC_SMULLB, UNSPEC_SMULLT)
4010 (UNSPEC_UMULLB, UNSPEC_UMULLT, UNSPEC_SHRNB, UNSPEC_SHRNT)
4011 (UNSPEC_RSHRNB, UNSPEC_RSHRNT, UNSPEC_SMULHS, UNSPEC_SMULHRS)
4012 UNSPEC_UMULHS, UNSPEC_UMULHRS): New unspecs.
4013 (MULLBT, SHRNB, SHRNT, MULHRS): New int iterators.
4014 (su, r): Handle the unspecs above.
4015 (bt): New int attribute.
4016 * internal-fn.def (IFN_MULHS, IFN_MULHRS): New internal functions.
4017 * internal-fn.c (first_commutative_argument): Commutativity info for
4019 * optabs.def (smulhs_optab, smulhrs_optab, umulhs_optab)
4020 (umulhrs_optab): New optabs.
4021 * doc/md.texi (smulhs$var{m3}, umulhs$var{m3})
4022 (smulhrs$var{m3}, umulhrs$var{m3}): Documentation for the above.
4023 * tree-vect-patterns.c (vect_recog_mulhs_pattern): New pattern
4025 (vect_vect_recog_func_ptrs): Add it.
4027 2019-09-11 Michael Meissner <meissner@linux.ibm.com>
4029 * config/rs6000/predicates.md (non_add_cint_operand): Simplify the
4032 2019-09-11 Nathan Sidwell <nathan@acm.org>
4034 * tree.h (MARK_TS_TYPE_NON_COMMON): New.
4035 * tree.c (tree_node_structure_for_code): Reformat and alphabetize.
4037 2019-09-11 Richard Biener <rguenther@suse.de>
4039 * lto-opts.c (lto_write_options): Stream -g when debug is enabled.
4040 * lto-wrapper.c (merge_and_complain): Pick up -g.
4041 (append_compiler_options): Likewise.
4042 (run_gcc): Re-instantiate handling -g0 at link-time.
4043 * doc/invoke.texi (flto): Document debug info generation.
4045 2019-09-11 Richard Biener <rguenther@suse.de>
4047 PR tree-optimization/90387
4048 * vr-values.c (vr_values::extract_range_basic): After inlining
4049 simplify non-constant __builtin_constant_p to false.
4051 2019-09-11 Eric Botcazou <ebotcazou@adacore.com>
4053 PR rtl-optimization/89795
4054 * rtlanal.c (nonzero_bits1) <SUBREG>: Do not propagate results from
4055 inner REGs to paradoxical SUBREGs if WORD_REGISTER_OPERATIONS is set.
4057 2019-09-11 Jakub Jelinek <jakub@redhat.com>
4059 PR tree-optimization/91723
4060 * tree-vect-stmts.c (vectorizable_call): Use types_compatible_p check
4061 instead of pointer equality when checking if argument vectypes are
4065 * match.pd ((A / (1 << B)) -> (A >> B)): Call tree_nonzero_bits instead
4066 of get_nonzero_bits, only call it for integral types.
4068 2019-09-11 Richard Biener <rguenther@suse.de>
4071 2019-09-09 Barnaby Wilks <barnaby.wilks@arm.com>
4073 * match.pd: Add flag_unsafe_math_optimizations check
4074 before deciding on the widest type in a binary math operation.
4076 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
4078 * doc/tm.texi.in: Document that exactly one of CALL_USED_REGISTERS
4079 and CALL_REALLY_USED_REGISTERS must be defined, and that
4080 CALL_REALLY_USED_REGISTERS is preferred.
4081 * doc/tm.texi: Regenerate.
4082 * hard-reg-set.h (target_hard_regs::x_call_really_used_regs): Delete.
4083 (call_really_used_regs): Likewise.
4084 * reginfo.c: Raise an #error if both CALL_USED_REGISTERS and
4085 CALL_REALLY_USED_REGISTERS are defined.
4086 (initial_call_used_regs): Use CALL_REALLY_USED_REGISTERS as the
4087 initial value if defined.
4088 (initial_call_really_used_regs): Delete.
4089 (saved_call_really_used_regs): Likewise.
4090 (CALL_REALLY_USED_REGNO_P): Likewise.
4091 (init_reg_sets): Remove handling of call_really_used_regs.
4092 (save_register_info, restore_register_info, globalize_reg): Likewise.
4093 (init_reg_sets_1): Likewise. Use call_used_regs instead of
4094 CALL_REALLY_USED_REGNO_P. Don't set call_used_regs for registers
4095 outside operand_reg_set.
4096 (fix_register): Don't change call_used_regs if
4097 CALL_REALLY_USED_REGISTERS is defined.
4098 * config/csky/csky.h (CALL_USED_REGISTERS): Delete.
4099 * config/csky/csky.c (get_csky_live_regs): Use call_used_regs
4100 instead of call_really_used_regs.
4101 (csky_conditional_register_usage): Remove the old handling of
4102 call_used_regs and change the handling of call_really_used_regs
4103 to use call_used_regs instead.
4104 * config/ia64/ia64.h (CALL_USED_REGISTERS): Delete.
4105 * config/ia64/ia64.c (fix_range): Don't set call_used_regs when
4106 making a register fixed.
4107 * config/m32r/m32r.h (CALL_USED_REGISTERS): Delete.
4108 * config/m32r/m32r.c (MUST_SAVE_REGISTER): Use call_used_regs
4109 instead of call_really_used_regs.
4110 (m32r_conditional_register_usage): Don't set call_used_regs when
4111 making a register fixed.
4112 * config/mips/mips.h (CALL_USED_REGISTERS): Delete.
4113 * config/mips/mips.c (mips_global_pointer): Use call_used_regs
4114 instead of call_really_used_regs.
4115 (mips_interrupt_extra_call_saved_reg_p): Likewise.
4116 (mips_cfun_call_saved_reg_p): Likewise.
4117 (mips_swap_registers): Remove the old handling of call_used_regs
4118 and change the handling of call_really_used_regs to use call_used_regs
4120 (mips_conditional_register_usage): Likewise.
4121 * config/mn10300/mn10300.h (CALL_USED_REGISTERS): Delete.
4122 * config/mn10300/mn10300.c (fp_regs_to_save): Use call_used_regs
4123 instead of call_really_used_regs.
4124 (mn10300_get_live_callee_saved_regs): Likewise.
4125 (mn10300_expand_prologue, mn10300_expand_epilogue): Likewise.
4126 (mn10300_conditional_register_usage): Don't set call_used_regs when
4127 making a register fixed.
4128 * config/rs6000/rs6000.h (CALL_USED_REGISTERS): Delete.
4129 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4130 Remove the old handling of call_used_regs and change the handling
4131 of call_really_used_regs to use call_used_regs instead.
4132 * config/s390/s390.h (CALL_USED_REGISTERS): Delete.
4133 * config/s390/s390.c (s390_regs_ever_clobbered): Use call_used_regs
4134 instead of call_really_used_regs.
4135 (s390_register_info_gprtofpr, s390_register_info): Likewise.
4136 (s390_hard_regno_rename_ok, s390_hard_regno_scratch_ok): Likewise.
4137 (s390_emit_prologue, s300_set_up_by_prologue): Likewise.
4138 (s390_can_use_return_insn, s390_optimize_prologue): Likewise.
4139 (s390_conditional_register_usage): Remove the old handling of
4140 call_used_regs and change the handling of call_really_used_regs
4141 to use call_used_regs instead.
4142 * config/sh/sh.h (CALL_USED_REGISTERS): Delete.
4143 * config/sh/sh.c (output_stack_adjust, calc_live_regs): Likewise.
4144 (sh_fix_range, reg_unused_after): Likewise.
4145 (sh_conditional_register_usage): Remove the old handling of
4146 call_used_regs and change the handling of call_really_used_regs
4147 to use call_used_regs instead.
4148 * config/sparc/sparc.h (CALL_USED_REGISTERS): Delete.
4149 * config/sparc/sparc.c (sparc_conditional_register_usage): Don't set
4150 call_used_regs when making a register fixed.
4151 * config/tilegx/tilegx.h (CALL_USED_REGISTERS): Delete.
4152 * config/tilegx/tilegx.c (tilegx_conditional_register_usage): Don't set
4153 call_used_regs when making a register fixed.
4154 * config/tilepro/tilepro.h (CALL_USED_REGISTERS): Delete.
4155 * config/tilepro/tilepro.c (tilepro_conditional_register_usage): Don't
4156 set call_used_regs when making a register fixed.
4157 * config/visium/visium.h (CALL_USED_REGISTERS): Delete.
4158 * config/visium/visium.c (visium_conditional_register_usage): Remove
4159 the old handling of call_used_regs and change the handling of
4160 call_really_used_regs to use call_used_regs instead.
4162 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
4164 * hard-reg-set.h (call_used_regs): Only define if IN_TARGET_CODE.
4165 (call_used_or_fixed_reg_p): Expand definition of call_used_regs.
4166 * reginfo.c (call_used_regs): New macro.
4168 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
4170 * config/alpha/alpha.c (alpha_compute_frame_layout): Remove redundant
4172 * config/bpf/bpf.c (bpf_compute_frame_layout, bpf_expand_prologue)
4173 (bpf_expand_epilogue): Likewise.
4174 * config/c6x/c6x.c (c6x_save_reg): Likewise.
4175 * config/ft32/ft32.c (ft32_expand_prologue): Likewise.
4176 (ft32_expand_epilogue): Likewise.
4177 * config/i386/i386.c (ix86_save_reg): Likewise.
4178 * config/moxie/moxie.c (moxie_expand_prologue): Likewise.
4179 (moxie_expand_epilogue): Likewise.
4180 * config/tilegx/tilegx.c (need_to_save_reg): Likewise.
4181 * config/tilepro/tilepro.c (need_to_save_reg): Likewise.
4182 * config/xtensa/xtensa.c (xtensa_call_save_reg): Likewise.
4184 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
4186 * hard-reg-set.h (call_used_or_fixed_reg_p): New macro.
4187 * cfgloopanal.c (init_set_costs): Use call_used_or_fixed_reg_p
4188 instead of testing call_used_regs directly.
4189 * config/aarch64/aarch64.c (aarch64_layout_frame): Likewise.
4190 (aarch64_components_for_bb): Likewise.
4191 * config/alpha/alpha.c (alpha_compute_frame_layout): Likewise.
4192 * config/arc/arc.c (arc_must_save_register): Likewise.
4193 (arc_epilogue_uses): Likewise.
4194 * config/arm/arm.c (arm_option_override, use_return_insn): Likewise.
4195 (legitimize_pic_address, callee_saved_reg_p): Likewise.
4196 (arm_compute_save_reg0_reg12_mask): Likewise.
4197 (arm_compute_save_core_reg_mask): Likewise.
4198 (arm_get_vfp_saved_size, arm_compute_frame_layout): Likewise.
4199 (arm_save_coproc_regs, thumb1_extra_regs_pushed): Likewise.
4200 (cmse_nonsecure_entry_clear_before_return): Likewise.
4201 (thumb1_expand_epilogue, arm_expand_epilogue_apcs_frame): Likewise.
4202 (arm_expand_epilogue): Likewise.
4203 * config/avr/avr.c (avr_regs_to_save, sequent_regs_live): Likewise.
4204 (avr_function_arg_advance, avr_find_unused_d_reg): Likewise.
4205 (_reg_unused_after): Likewise.
4206 * config/bfin/bfin.c (must_save_p, expand_prologue_reg_save): Likewise.
4207 (expand_epilogue_reg_restore, n_regs_saved_by_prologue): Likewise.
4208 (add_to_reg, hwloop_optimize): Likewise.
4209 * config/bpf/bpf.c (bpf_compute_frame_layout, bpf_expand_prologue)
4210 (bpf_expand_epilogue): Likewise.
4211 * config/c6x/c6x.c (c6x_save_reg, c6x_regno_reg_class): Likewise.
4212 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
4213 * config/cris/cris.c (cris_reg_saved_in_regsave_area): Likewise.
4214 * config/epiphany/epiphany.c (epiphany_init_reg_tables): Likewise.
4215 (epiphany_compute_function_type, MUST_SAVE_REGISTER): Likewise.
4216 (epiphany_output_mi_thunk, epiphany_start_function): Likewise.
4217 * config/fr30/fr30.c (fr30_num_arg_regs): Likewise.
4218 * config/frv/frv.c (frv_stack_info): Likewise.
4219 * config/ft32/ft32.c (ft32_compute_frame): Likewise.
4220 (ft32_expand_prologue, ft32_expand_epilogue): Likewise.
4221 * config/gcn/gcn.c (gcn_compute_frame_offsets): Likewise.
4222 (move_callee_saved_registers): Likewise.
4223 * config/h8300/h8300.c (byte_reg): Likewise.
4224 * config/i386/i386-options.c (ix86_set_current_function): Likewise.
4225 * config/i386/i386.c (ix86_save_reg, ix86_expand_prologue): Likewise.
4226 (ix86_expand_epilogue, x86_order_regs_for_local_alloc): Likewise.
4227 * config/i386/predicates.md (sibcall_memory_operand): Likewise.
4228 * config/ia64/ia64.c (emit_safe_across_calls, find_gr_spill): Likewise.
4229 (next_scratch_gr_reg, ia64_compute_frame_size): Likewise.
4230 * config/iq2000/iq2000.h (MUST_SAVE_REGISTER): Likewise.
4231 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
4232 * config/m32c/m32c.c (need_to_save): Likewise.
4233 * config/m68k/m68k.c (m68k_save_reg): Likewise.
4234 * config/mcore/mcore.c (calc_live_regs): Likewise.
4235 * config/microblaze/microblaze.c (microblaze_must_save_register):
4237 * config/mmix/mmix.c (mmix_local_regno): Likewise.
4238 (mmix_initial_elimination_offset, mmix_reorg): Likewise.
4239 (mmix_use_simple_return, mmix_expand_prologue): Likewise.
4240 (mmix_expand_epilogue): Likewise.
4241 * config/moxie/moxie.c (moxie_compute_frame): Likewise.
4242 (moxie_expand_prologue, moxie_expand_epilogue): Likewise.
4243 * config/msp430/msp430.c (msp430_preserve_reg_p): Likewise.
4244 * config/nds32/nds32.h (nds32_16bit_address_type): Likewise.
4245 (NDS32_REQUIRED_CALLEE_SAVED_P): Likewise.
4246 * config/nios2/nios2.c (prologue_saved_reg_p): Likewise.
4247 * config/or1k/or1k.c (callee_saved_regno_p): Likewise.
4248 * config/pa/pa.c (pa_expand_prologue, pa_expand_epilogue): Likewise.
4249 * config/pdp11/pdp11.c (pdp11_saved_regno): Likewise.
4250 * config/pru/pru.c (prologue_saved_reg_p): Likewise.
4251 * config/riscv/riscv.c (riscv_save_reg_p): Likewise.
4252 (riscv_epilogue_uses, riscv_hard_regno_mode_ok): Likewise.
4253 * config/rl78/rl78.c (need_to_save): Likewise.
4254 * config/rs6000/rs6000-logue.c (save_reg_p): Likewise.
4255 (rs6000_stack_info, generate_set_vrsave): Likewise.
4256 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise.
4257 * config/rs6000/rs6000.c (rs6000_debug_reg_print): Likewise.
4258 * config/rx/rx.c (rx_get_stack_layout): Likewise.
4259 * config/s390/s390.c (s390_call_saved_register_used): Likewise.
4260 * config/sh/sh.c (calc_live_regs, sh_output_mi_thunk): Likewise.
4261 * config/sparc/sparc.c (save_global_or_fp_reg_p): Likewise.
4262 (save_local_or_in_reg_p): Likewise.
4263 * config/stormy16/stormy16.c (REG_NEEDS_SAVE): Likewise.
4264 (xstormy16_epilogue_uses): Likewise.
4265 * config/tilegx/tilegx.c (need_to_save_reg): Likewise.
4266 * config/tilepro/tilepro.c (need_to_save_reg): Likewise.
4267 * config/v850/v850.c (compute_register_save_size): Likewise.
4268 * config/vax/vax.c (vax_expand_prologue): Likewise.
4269 * config/visium/visium.c (visium_save_reg_p): Likewise.
4270 * config/xtensa/xtensa.c (xtensa_call_save_reg): Likewise.
4271 * cselib.c (cselib_process_insn): Likewise.
4272 * df-scan.c (df_get_entry_block_def_set): Likewise.
4273 * function.c (aggregate_value_p): Likewise.
4274 * haifa-sched.c (alloc_global_sched_pressure_data): Likewise.
4275 * ira-lives.c (process_bb_node_lives): Likewise.
4276 * ira.c (do_reload): Likewise.
4277 * lra-lives.c (process_bb_lives): Likewise.
4278 * lra-remat.c (lra_remat): Likewise.
4279 * lra.c (lra): Likewise.
4280 * postreload.c (reload_combine_recognize_pattern): Likewise.
4281 (reload_cse_move2add): Likewise.
4282 * recog.c (peep2_find_free_register): Likewise.
4283 * regrename.c (check_new_reg_p): Likewise.
4284 * reload.c (find_equiv_reg): Likewise.
4285 * reload1.c (reload, find_reg): Likewise.
4286 * sel-sched.c (init_hard_regs_data): Likewise.
4288 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
4290 * config/frv/frv.c (frv_ifcvt_modify_tests): Use
4291 regs_invalidated_by_call & ~fixed_reg_set instead of
4292 call_used_or_fixed_regs & ~fixed_reg_set.
4293 * config/sh/sh.c (output_stack_adjust): Likewise.
4295 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
4297 * hard-reg-set.h (target_hard_regs::x_call_used_reg_set): Delete.
4298 (call_used_reg_set): Delete.
4299 (call_used_or_fixed_regs): New macro.
4300 * reginfo.c (init_reg_sets_1, globalize_reg): Remove initialization
4301 of call_used_reg_set.
4302 * caller-save.c (setup_save_areas): Use call_used_or_fixed_regs
4303 instead of call_used_regs.
4304 (save_call_clobbered_regs): Likewise.
4305 * cfgcleanup.c (old_insns_match_p): Likewise.
4306 * config/c6x/c6x.c (c6x_call_saved_register_used): Likewise.
4307 * config/epiphany/epiphany.c (epiphany_conditional_register_usage):
4309 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
4310 * config/sh/sh.c (output_stack_adjust): Likewise.
4311 * final.c (collect_fn_hard_reg_usage): Likewise.
4312 * ira-build.c (ira_build): Likewise.
4313 * ira-color.c (calculate_saved_nregs): Likewise.
4314 (allocno_reload_assign, calculate_spill_cost): Likewise.
4315 * ira-conflicts.c (ira_build_conflicts): Likewise.
4316 * ira-costs.c (ira_tune_allocno_costs): Likewise.
4317 * ira-lives.c (process_bb_node_lives): Likewise.
4318 * ira.c (setup_reg_renumber): Likewise.
4319 * lra-assigns.c (find_hard_regno_for_1, lra_assign): Likewise.
4320 * lra-constraints.c (need_for_call_save_p): Likewise.
4321 (need_for_split_p, inherit_in_ebb): Likewise.
4322 * lra-lives.c (process_bb_lives): Likewise.
4323 * lra-remat.c (call_used_input_regno_present_p): Likewise.
4324 * postreload.c (reload_combine): Likewise.
4325 * regrename.c (find_rename_reg): Likewise.
4326 * reload1.c (reload_as_needed): Likewise.
4327 * rtlanal.c (find_all_hard_reg_sets): Likewise.
4328 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
4329 * shrink-wrap.c (requires_stack_frame_p): Likewise.
4331 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
4333 * hard-reg-set.h (target_hard_regs::x_no_caller_save_reg_set): Delete.
4334 (no_caller_save_reg_set): Delete.
4335 * caller-save.c (init_caller_save): Don't initialize it.
4336 * ira-conflicts.c (ira_build_conflicts): Calculate
4337 no_caller_save_reg_set locally from call_used_reg_set and savable_regs.
4339 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
4341 * hard-reg-set.h (target_hard_regs::x_call_fixed_reg_set): Delete.
4342 (target_hard_regs::x_savable_regs): New field.
4343 (call_fixed_reg_set): Delete.
4344 (savable_regs): New macro,
4345 * reginfo.c (globalize_reg): Don't set call_fixed_reg_set.
4346 (init_reg_sets_1): Likewise. Initialize savable_regs.
4347 * caller-save.c (init_caller_save): Invoke HARD_REGNO_CALLER_SAVE_MODE
4348 for all registers. Set savable_regs instead of call_fixed_reg_set.
4349 (setup_save_areas, save_call_clobbered_regs): Replace uses of
4350 ~call_fixed_reg_set with ~fixed_reg_set & savable_regs.
4351 * config/sh/sh.c (output_stack_adjust): Likewise.
4353 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
4355 * config/c6x/c6x-protos.h (c6x_set_return_address): Declare.
4356 * config/c6x/c6x.h (REGNO_REG_CLASS): Move implementation to
4357 * config/c6x/c6x.c (c6x_regno_reg_class): ...this new function.
4359 2019-09-10 Richard Sandiford <richard.sandiford@arm.com>
4361 * rtl.h (get_call_rtx_from): Take a const rtx_insn * instead of an rtx.
4362 * rtlanal.c (get_call_rtx_from): Likewise.
4363 * dwarf2out.c (dwarf2out_var_location): Pass the insn rather
4364 than the pattern to get_call_rtx_from.
4365 * config/i386/i386-expand.h (ix86_notrack_prefixed_insn_p): Take
4366 an rtx_insn * instead of an rtx.
4367 * config/i386/i386-expand.c (ix86_notrack_prefixed_insn_p): Likewise.
4369 2019-09-10 Martin Liska <mliska@suse.cz>
4371 * common.opt: Use newly added WarnRemoved.
4372 * config/aarch64/aarch64.opt: Likewise.
4373 * config/arm/arm.opt: Likewise.
4374 * config/i386/i386.opt: Likewise.
4375 * config/ia64/ia64.opt: Likewise.
4376 * config/rs6000/rs6000.opt: Likewise.
4377 * doc/options.texi: Document WarnRemoved properly.
4378 * dwarf2out.c (gen_producer_string): Handle renamed
4379 OPT_SPECIAL_warn_removed.
4380 * lto-opts.c (lto_write_options): Likewise.
4381 * lto-wrapper.c (merge_and_complain): Likewise.
4382 * opts-common.c (decode_cmdline_option): Likewise.
4383 (prune_options): Likewise.
4384 (read_cmdline_option): Likewise.
4385 (control_warning_option): Likewise.
4386 * opts.c (print_filtered_help): Likewise.
4387 * optc-gen.awk: Parse for WarnRemoved and make usage
4388 of Deprecated an error.
4389 * opth-gen.awk: Generate new OPT_SPECIAL_warn_removed.
4391 2019-09-10 Arnaud Charlet <charlet@adacore.com>
4393 * doc/install.texi: Fix syntax for html generation.
4395 2019-09-10 Jakub Jelinek <jakub@redhat.com>
4398 * match.pd ((A / (1 << B)) -> (A >> B)): Allow widening cast from
4399 the shift type to type.
4401 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
4403 * config/arm/arm.md (stack_protect_combined_set_insn): Handle
4405 (stack_protect_combined_test_insn): Likewise.
4407 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
4408 Mickaël Guêné <mickael.guene@st.com>
4410 * config/arm/arm.c (arm_load_tp): Add FDPIC support.
4411 * config/arm/arm.md (FDPIC_REGNUM): New constant.
4412 (load_tp_soft_fdpic): New pattern.
4413 (load_tp_soft): Disable in FDPIC mode.
4415 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
4416 Mickaël Guêné <mickael.guene@st.com>
4418 * config/arm/arm.c (tls_reloc): Add TLS_GD32_FDPIC,
4419 TLS_LDM32_FDPIC and TLS_IE32_FDPIC.
4420 (arm_call_tls_get_addr): Add FDPIC support.
4421 (legitimize_tls_address): Likewise.
4422 (arm_emit_tls_decoration): Likewise.
4424 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
4425 Mickaël Guêné <mickael.guene@st.com>
4427 * config/arm/arm.c (arm_asm_trampoline_template): Add FDPIC
4429 (arm_trampoline_init): Likewise.
4430 (arm_trampoline_adjust_address): Likewise.
4431 * config/arm/arm.h (TRAMPOLINE_SIZE): Likewise.
4433 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
4434 Mickaël Guêné <mickael.guene@st.com>
4436 * config/arm/arm.c (arm_fdpic_local_funcdesc_p): New function.
4437 (legitimize_pic_address): Enforce binding rules on function
4438 pointers in FDPIC mode.
4439 (arm_assemble_integer): Likewise.
4441 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
4442 Mickaël Guêné <mickael.guene@st.com>
4444 * config/arm/arm.h (PIC_REGISTER_MAY_NEED_SAVING): New helper.
4445 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Handle
4448 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
4449 Mickaël Guêné <mickael.guene@st.com>
4451 * ginclude/unwind-arm-common.h (unwinder_cache): Add reserved5
4454 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
4455 Mickaël Guêné <mickael.guene@st.com>
4457 * config/arm/arm-c.c (__FDPIC__): Define new pre-processor macro
4459 * config/arm/arm-protos.h (arm_load_function_descriptor): Declare
4461 * config/arm/arm.c (arm_option_override): Define pic register to
4463 (arm_function_ok_for_sibcall): Disable sibcall optimization if we
4464 have no decl or go through PLT.
4465 (calculate_pic_address_constant): New function.
4466 (legitimize_pic_address): Call calculate_pic_address_constant.
4467 (arm_load_pic_register): Handle TARGET_FDPIC.
4468 (arm_is_segment_info_known): New function.
4469 (arm_pic_static_addr): Add support for FDPIC.
4470 (arm_load_function_descriptor): New function.
4471 (arm_emit_call_insn): Add support for FDPIC.
4472 (arm_assemble_integer): Add support for FDPIC.
4473 * config/arm/arm.h (PIC_OFFSET_TABLE_REG_CALL_CLOBBERED):
4474 Define. (FDPIC_REGNUM): New define.
4475 * config/arm/arm.md (call): Add support for FDPIC.
4476 (call_value): Likewise.
4477 (restore_pic_register_after_call): New pattern.
4478 (untyped_call): Disable if FDPIC.
4479 (untyped_return): Likewise.
4480 * config/arm/unspecs.md (UNSPEC_PIC_RESTORE): New.
4482 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
4483 Mickaël Guêné <mickael.guene@st.com>
4485 * config.gcc: Handle arm*-*-uclinuxfdpiceabi.
4486 * config/arm/bpabi.h (TARGET_FDPIC_ASM_SPEC): New.
4487 (SUBTARGET_EXTRA_ASM_SPEC): Use TARGET_FDPIC_ASM_SPEC.
4488 * config/arm/linux-eabi.h (FDPIC_CC1_SPEC): New.
4489 (CC1_SPEC): Use FDPIC_CC1_SPEC.
4490 (MUSL_DYNAMIC_LINKER): Add -fdpic suffix when needed.
4491 * config/arm/uclinuxfdpiceabi.h: New file.
4493 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
4495 * config.gcc: Handle *-*-uclinuxfdpiceabi.
4497 2019-09-10 Christophe Lyon <christophe.lyon@st.com>
4498 Mickaël Guêné <mickael.guene@st.com>
4500 * config/arm/arm.opt: Add -mfdpic option.
4501 * doc/invoke.texi: Add documentation for -mfdpic.
4503 2019-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
4505 * expmed.c (extract_bit_field): Update function comment
4507 * expr.c (expand_expr_real): Update function comment
4509 (expand_misaligned_mem_ref): New helper function.
4510 (expand_expr_real_2): Use expand_misaligned_mem_ref.
4511 Remove duplicate assignment to "base" at case MEM_REF.
4512 Remove a shadowed variable "unsignedp" at case VCE.
4514 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
4516 * regset.h (regs_invalidated_by_call_regset): Delete.
4517 (fixed_reg_set_regset): Likewise.
4518 * reginfo.c (regs_invalidated_by_call_regset): Likewise.
4519 (fixed_reg_set_regset, persistent_obstack): Likewise.
4520 (init_reg_sets_1, globalize_reg): Update accordingly.
4521 * df.h (df_print_regset, df_print_word_regset): Take a const_bitmap
4522 instead of a bitmap.
4523 * df-core.c (df_print_regset, df_print_word_regset): Likewise.
4524 * df-problems.c (df_rd_local_compute): Use regs_invalidated_by_call
4525 instead of regs_invalidated_by_call_regset.
4526 (df_lr_confluence_n, df_md_confluence_n): Likewise.
4527 * df-scan.c (df_scan_start_dump): Likewise.
4528 * dse.c (copy_fixed_regs): Likewise.
4529 * config/sh/sh.c (sh_find_equiv_gbr_addr): Likewise.
4531 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
4533 * array-traits.h: New file.
4534 * coretypes.h (array_traits, bitmap_view): New types.
4535 * bitmap.h: Include "array-traits.h"
4536 (bitmap_bit_p): Take a const_bitmap instead of a bitmap.
4537 (base_bitmap_view, bitmap_view): New classes.
4538 * bitmap.c (bitmap_bit_p): Take a const_bitmap instead of a bitmap.
4539 * hard-reg-set.h: Include array-traits.h.
4540 (array_traits<HARD_REG_SET>): New struct.
4541 * regset.h (IOR_REG_SET_HRS): New macro.
4542 * loop-iv.c (simplify_using_initial_values): Use IOR_REG_SET_HRS
4543 rather than iterating over each hard register.
4544 * sched-deps.c (sched_analyze_insn): Likewise.
4545 * sel-sched-ir.c (setup_id_implicit_regs): Likewise.
4547 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
4549 * ira-int.h (ior_hard_reg_conflicts): Take a const_hard_reg_set
4550 instead of a HARD_REG_SET *.
4551 * ira-build.c (ior_hard_reg_conflicts): Likewise.
4552 (ira_build): Update call accordingly.
4553 * ira-emit.c (add_range_and_copies_from_move_list): Likewise.
4555 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
4557 * hard-reg-set.h (HARD_REG_SET::operator==): New function.
4558 (HARD_REG_SET::operator!=): Likewise.
4559 (hard_reg_set_equal_p): Delete.
4560 * cfgcleanup.c (old_insns_match_p): Use == instead of
4561 hard_reg_set_equal_p and != instead of !hard_reg_set_equal_p.
4562 * ira-color.c (allocno_hard_regs_hasher::equal): Likewise.
4563 (add_allocno_hard_regs_to_forest): Likewise.
4564 (setup_allocno_available_regs_num): Likewise.
4565 * ira.c (setup_pressure_classes): Likewise.
4566 (setup_allocno_and_important_classes): Likewise.
4567 (setup_reg_class_relations): Likewise.
4568 * lra-lives.c (process_bb_lives): Likewise.
4569 * reg-stack.c (change_stack, convert_regs_1): Likewise.
4571 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
4573 * hard-reg-set.h (IOR_COMPL_HARD_REG_SET): Delete.
4574 * config/aarch64/cortex-a57-fma-steering.c (rename_single_chain):
4575 Use "|~" instead of IOR_COMPL_HARD_REG_SET.
4576 * config/aarch64/falkor-tag-collision-avoidance.c (init_unavailable):
4578 * ira-build.c (ira_create_object, ira_set_allocno_class): Likewise.
4579 * ira.c (setup_reg_renumber): Likewise.
4580 * lra-assigns.c (find_hard_regno_for_1): Likewise.
4581 * regrename.c (regrename_find_superclass): Likewise.
4582 * reload1.c (find_reg): Likewise.
4584 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
4586 * hard-reg-set.h (AND_COMPL_HARD_REG_SET): Delete.
4587 * caller-save.c (setup_save_areas): Use "&~" instead of
4588 AND_COMPL_HARD_REG_SET.
4589 (save_call_clobbered_regs): Likewise.
4590 * config/epiphany/epiphany.c (epiphany_conditional_register_usage):
4592 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
4593 * config/gcn/gcn.c (gcn_md_reorg): Likewise.
4594 * config/i386/i386.c (ix86_conditional_register_usage): Likewise.
4595 * config/mips/mips.c (mips_class_max_nregs): Likewise.
4596 (mips_conditional_register_usage): Likewise.
4597 * config/sh/sh.c (output_stack_adjust): Likewise.
4598 * ira-color.c (form_allocno_hard_regs_nodes_forest): Likewise.
4599 (setup_profitable_hard_regs): Likewise.
4600 (get_conflict_and_start_profitable_regs): Likewise.
4601 * ira-conflicts.c (print_allocno_conflicts): Likewise.
4602 (ira_build_conflicts): Likewise.
4603 * ira-costs.c (restrict_cost_classes): Likewise.
4604 (setup_regno_cost_classes_by_aclass): Likewise.
4605 * ira-lives.c (process_bb_node_lives): Likewise.
4606 * ira.c (setup_class_hard_regs, setup_reg_subclasses): Likewise.
4607 (setup_class_subset_and_memory_move_costs, setup_pressure_classes)
4608 (setup_allocno_and_important_classes, setup_class_translate_array)
4609 (setup_reg_class_relations, setup_prohibited_class_mode_regs):
4611 * lra-assigns.c (find_hard_regno_for_1): Likewise.
4612 * lra-constraints.c (prohibited_class_reg_set_mode_p): Likewise.
4613 (process_alt_operands, inherit_in_ebb): Likewise.
4614 * lra-eliminations.c (update_reg_eliminate): Likewise.
4615 * lra-lives.c (process_bb_lives): Likewise.
4616 * reload1.c (update_eliminables_and_spill, reload_as_needed): Likewise.
4617 * resource.c (find_dead_or_set_registers): Likewise.
4618 (mark_target_live_regs): Likewise.
4619 * sched-deps.c (get_implicit_reg_pending_clobbers): Likewise.
4620 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
4621 (implicit_clobber_conflict_p): Likewise.
4622 * shrink-wrap.c (requires_stack_frame_p): Likewise.
4623 (try_shrink_wrapping): Likewise.
4625 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
4627 * hard-reg-set.h (HARD_REG_SET::operator|): New function.
4628 (HARD_REG_SET::operator|=): Likewise.
4629 (IOR_HARD_REG_SET): Delete.
4630 * config/gcn/gcn.c (gcn_md_reorg): Use "|" instead of
4632 * config/m32c/m32c.c (m32c_register_move_cost): Likewise.
4633 * config/s390/s390.c (s390_adjust_loop_scan_osc): Likewise.
4634 * final.c (collect_fn_hard_reg_usage): Likewise.
4635 * hw-doloop.c (scan_loop, optimize_loop): Likewise.
4636 * ira-build.c (merge_hard_reg_conflicts): Likewise.
4637 (ior_hard_reg_conflicts, create_cap_allocno, propagate_allocno_info)
4638 (propagate_some_info_from_allocno): Likewise.
4639 (copy_info_to_removed_store_destinations): Likewise.
4640 * ira-color.c (add_allocno_hard_regs_to_forest, assign_hard_reg)
4641 (allocno_reload_assign, ira_reassign_pseudos): Likewise.
4642 (fast_allocation): Likewise.
4643 * ira-conflicts.c (ira_build_conflicts): Likewise.
4644 * ira-lives.c (make_object_dead, process_single_reg_class_operands)
4645 (process_bb_node_lives): Likewise.
4646 * ira.c (setup_pressure_classes, setup_reg_class_relations): Likewise.
4647 * lra-assigns.c (find_hard_regno_for_1): Likewise.
4648 (setup_live_pseudos_and_spill_after_risky_transforms): Likewise.
4649 * lra-constraints.c (process_alt_operands, inherit_in_ebb): Likewise.
4650 * lra-eliminations.c (spill_pseudos, update_reg_eliminate): Likewise.
4651 * lra-lives.c (mark_pseudo_dead, check_pseudos_live_through_calls)
4652 (process_bb_lives): Likewise.
4653 * lra-spills.c (assign_spill_hard_regs): Likewise.
4654 * postreload.c (reload_combine): Likewise.
4655 * reginfo.c (init_reg_sets_1): Likewise.
4656 * regrename.c (merge_overlapping_regs, find_rename_reg)
4657 (merge_chains): Likewise.
4658 * reload1.c (maybe_fix_stack_asms, order_regs_for_reload, find_reg)
4659 (find_reload_regs, finish_spills, choose_reload_regs_init)
4660 (emit_reload_insns): Likewise.
4661 * reorg.c (redundant_insn): Likewise.
4662 * resource.c (find_dead_or_set_registers, mark_set_resources)
4663 (mark_target_live_regs): Likewise.
4664 * rtlanal.c (find_all_hard_reg_sets): Likewise.
4665 * sched-deps.c (sched_analyze_insn): Likewise.
4666 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
4667 (find_best_reg_for_expr): Likewise.
4668 * shrink-wrap.c (try_shrink_wrapping): Likewise.
4670 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
4672 * hard-reg-set.h (HARD_REG_SET::operator&): New function.
4673 (HARD_REG_SET::operator&): Likewise.
4674 (AND_HARD_REG_SET): Delete.
4675 * caller-save.c (setup_save_areas): Use "&" instead of
4677 (save_call_clobbered_regs): Likewise.
4678 * config/gcn/gcn.c (gcn_md_reorg): Likewise.
4679 * config/m32c/m32c.c (reduce_class): Likewise.
4680 * config/rs6000/rs6000.c (rs6000_register_move_cost): Likewise.
4681 * final.c (get_call_reg_set_usage): Likewise.
4682 * ira-color.c (add_allocno_hard_regs_to_forest): Likewise.
4683 (setup_left_conflict_sizes_p): Likewise.
4684 * ira-conflicts.c (print_allocno_conflicts): Likewise.
4685 (ira_build_conflicts): Likewise.
4686 * ira-costs.c (restrict_cost_classes): Likewise.
4687 * ira.c (setup_stack_reg_pressure_class, setup_class_translate_array)
4688 (setup_reg_class_relations): Likewise.
4689 * reginfo.c (init_reg_sets_1, record_subregs_of_mode): Likewise.
4690 * reload1.c (maybe_fix_stack_asms, finish_spills): Likewise.
4691 * resource.c (find_dead_or_set_registers): Likewise.
4692 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
4694 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
4696 * hard-reg-set.h (HARD_REG_SET::operator~): New function.
4697 (COMPL_HARD_REG_SET): Delete.
4698 * config/c6x/c6x.c (c6x_call_saved_register_used): Use ~ instead
4699 of COMPL_HARD_REG_SET.
4700 (try_rename_operands): Likewise.
4701 * config/sh/sh.c (push_regs): Likewise.
4702 * lra-assigns.c (find_hard_regno_for_1): Likewise.
4703 * lra-constraints.c (contains_reg_p): Likewise.
4704 * reload1.c (finish_spills, choose_reload_regs_init): Likewise.
4706 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
4708 * hard-reg-set.h (COPY_HARD_REG_SET): Delete.
4709 * caller-save.c (save_call_clobbered_regs): Use assignment instead
4710 of COPY_HARD_REG_SET.
4711 * config/epiphany/epiphany.c (epiphany_compute_frame_size): Likewise.
4712 (epiphany_conditional_register_usage): Likewise.
4713 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
4714 * config/gcn/gcn.c (gcn_md_reorg): Likewise.
4715 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
4716 * config/m32c/m32c.c (m32c_register_move_cost): Likewise.
4717 * config/m68k/m68k.c (m68k_conditional_register_usage): Likewise.
4718 * config/mips/mips.c (mips_class_max_nregs): Likewise.
4719 * config/pdp11/pdp11.c (pdp11_conditional_register_usage): Likewise.
4720 * config/rs6000/rs6000.c (rs6000_register_move_cost): Likewise.
4721 * config/sh/sh.c (output_stack_adjust): Likewise.
4722 * final.c (collect_fn_hard_reg_usage): Likewise.
4723 (get_call_reg_set_usage): Likewise.
4724 * ira-build.c (ira_create_object, remove_low_level_allocnos)
4725 (ira_flattening): Likewise.
4726 * ira-color.c (add_allocno_hard_regs, add_allocno_hard_regs_to_forest)
4727 (setup_left_conflict_sizes_p, setup_profitable_hard_regs)
4728 (get_conflict_and_start_profitable_regs, allocno_reload_assign)
4729 (ira_reassign_pseudos): Likewise.
4730 * ira-conflicts.c (print_allocno_conflicts): Likewise.
4731 (ira_build_conflicts): Likewise.
4732 * ira-costs.c (restrict_cost_classes): Likewise.
4733 (setup_regno_cost_classes_by_aclass): Likewise.
4734 * ira.c (setup_class_hard_regs, setup_alloc_regs): Likewise.
4735 (setup_reg_subclasses, setup_class_subset_and_memory_move_costs)
4736 (setup_stack_reg_pressure_class, setup_pressure_classes)
4737 (setup_allocno_and_important_classes, setup_class_translate_array)
4738 (setup_reg_class_relations, setup_prohibited_class_mode_regs)
4739 (ira_setup_eliminable_regset): Likewise.
4740 * lra-assigns.c (find_hard_regno_for_1): Likewise.
4741 (setup_live_pseudos_and_spill_after_risky_transforms): Likewise.
4742 * lra-constraints.c (prohibited_class_reg_set_mode_p): Likewise.
4743 (process_alt_operands, inherit_in_ebb): Likewise.
4744 * lra-lives.c (process_bb_lives): Likewise.
4745 * lra-spills.c (assign_spill_hard_regs): Likewise.
4746 * lra.c (lra): Likewise.
4747 * mode-switching.c (new_seginfo): Likewise.
4748 * postreload.c (reload_combine): Likewise.
4749 * reg-stack.c (straighten_stack): Likewise.
4750 * reginfo.c (save_register_info, restore_register_info): Likewise.
4751 (init_reg_sets_1, record_subregs_of_mode): Likewise
4752 * regrename.c (create_new_chain, rename_chains): Likewise.
4753 * reload1.c (order_regs_for_reload, find_reg): Likewise.
4754 (find_reload_regs): Likewise.
4755 * resource.c (find_dead_or_set_registers): Likewise.
4756 (mark_target_live_regs): Likewise.
4757 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
4759 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
4761 * rtl.h (CALL_INSN_FUNCTION_USAGE): Document what SETs mean.
4762 (note_pattern_stores): Declare.
4763 (note_stores): Take an rtx_insn *.
4764 * rtlanal.c (set_of): Use note_pattern_stores instead of note_stores.
4765 (find_all_hard_reg_sets): Pass the insn rather than its pattern to
4766 note_stores. Remove explicit handling of CALL_INSN_FUNCTION_USAGE.
4767 (note_stores): Take an rtx_insn * as argument and process
4768 CALL_INSN_FUNCTION_USAGE. Rename old function to...
4769 (note_pattern_stores): ...this.
4770 (find_first_parameter_load): Pass the insn rather than
4771 its pattern to note_stores.
4772 * alias.c (memory_modified_in_insn_p, init_alias_analysis): Likewise.
4773 * caller-save.c (setup_save_areas, save_call_clobbered_regs)
4774 (insert_one_insn): Likewise.
4775 * combine.c (combine_instructions): Likewise.
4776 (likely_spilled_retval_p): Likewise.
4777 (try_combine): Use note_pattern_stores instead of note_stores.
4778 (record_dead_and_set_regs): Pass the insn rather than its pattern
4780 (reg_dead_at_p): Likewise.
4781 * config/bfin/bfin.c (workaround_speculation): Likewise.
4782 * config/c6x/c6x.c (maybe_clobber_cond): Likewise. Take an rtx_insn *
4784 * config/frv/frv.c (frv_registers_update): Use note_pattern_stores
4785 instead of note_stores.
4786 (frv_optimize_membar_local): Pass the insn rather than its pattern
4788 * config/gcn/gcn.c (gcn_md_reorg): Likewise.
4789 * config/i386/i386.c (ix86_avx_u128_mode_after): Likewise.
4790 * config/mips/mips.c (vr4130_true_reg_dependence_p): Likewise.
4791 (r10k_needs_protection_p, mips_sim_issue_insn): Likewise.
4792 (mips_reorg_process_insns): Likewise.
4793 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
4794 * config/sh/sh.c (flow_dependent_p): Likewise. Take rtx_insn *s
4796 * cse.c (delete_trivially_dead_insns): Pass the insn rather than
4797 its pattern to note_stores.
4798 * cselib.c (cselib_record_sets): Use note_pattern_stores instead
4800 * dce.c (mark_nonreg_stores): Remove the "body" parameter and pass
4801 the insn to note_stores.
4802 (prescan_insns_for_dce): Update call accordingly.
4803 * ddg.c (mem_write_insn_p): Pass the insn rather than its pattern
4805 * df-problems.c (can_move_insns_across): Likewise.
4806 * dse.c (emit_inc_dec_insn_before, replace_read): Likewise.
4807 * function.c (assign_parm_setup_reg): Likewise.
4808 * gcse-common.c (record_last_mem_set_info_common): Likewise.
4809 * gcse.c (load_killed_in_block_p, compute_hash_table_work): Likewise.
4810 (single_set_gcse): Likewise.
4811 * ira.c (validate_equiv_mem): Likewise.
4812 (update_equiv_regs): Use note_pattern_stores rather than note_stores
4814 * loop-doloop.c (doloop_optimize): Pass the insn rather than its
4815 pattern to note_stores.
4816 * loop-invariant.c (calculate_loop_reg_pressure): Likewise.
4817 * loop-iv.c (simplify_using_initial_values): Likewise.
4818 * mode-switching.c (optimize_mode_switching): Likewise.
4819 * optabs.c (emit_libcall_block_1): Likewise.
4820 (expand_atomic_compare_and_swap): Likewise.
4821 * postreload-gcse.c (load_killed_in_block_p): Likewise.
4822 (record_opr_changes): Likewise. Remove explicit handling of
4823 CALL_INSN_FUNCTION_USAGE.
4824 * postreload.c (reload_combine, reload_cse_move2add): Likewise.
4825 * regcprop.c (kill_clobbered_values): Likewise.
4826 (copyprop_hardreg_forward_1): Pass the insn rather than its pattern
4828 * regrename.c (build_def_use): Likewise.
4829 * reload1.c (reload): Use note_pattern_stores instead of note_stores
4830 for mark_not_eliminable.
4831 (reload_as_needed): Pass the insn rather than its pattern
4833 (emit_output_reload_insns): Likewise.
4834 * resource.c (mark_target_live_regs): Likewise.
4835 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
4836 * sched-rgn.c (sets_likely_spilled): Use note_pattern_stores
4837 instead of note_stores.
4838 * shrink-wrap.c (try_shrink_wrapping): Pass the insn rather than
4839 its pattern to note_stores.
4840 * stack-ptr-mod.c (pass_stack_ptr_mod::execute): Likewise.
4841 * var-tracking.c (adjust_insn, add_with_sets): Likewise.
4843 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
4845 * hard-reg-set.h (HARD_REG_SET): Define using a typedef rather
4846 than a #define. Use a structure rather than an array as the
4847 fallback definition. Remove special cases for low array sizes.
4848 (const_hard_reg_set): New typedef.
4849 (hard_reg_set_subset_p): Use it instead of "const HARD_REG_SET".
4850 (hard_reg_set_equal_p, hard_reg_set_intersect_p): Likewise.
4851 (hard_reg_set_empty_p): Likewise.
4852 (SET_HARD_REG_BIT): Use a function rather than a macro to
4853 handle the case in which HARD_REG_SET is a structure.
4854 (CLEAR_HARD_REG_BIT, TEST_HARD_REG_BIT, CLEAR_HARD_REG_SET)
4855 (SET_HARD_REG_SET, COPY_HARD_REG_SET, COMPL_HARD_REG_SET)
4856 (AND_HARD_REG_SET, AND_COMPL_HARD_REG_SET, IOR_HARD_REG_SET)
4857 (IOR_COMPL_HARD_REG_SET): Likewise.
4858 (hard_reg_set_iterator::pset): Constify the pointer target.
4859 (hard_reg_set_iter_init): Take a const_hard_reg_set instead
4860 of a "const HARD_REG_SET". Update the handling of non-integer
4862 * recog.h: Test HARD_CONST instead of CLEAR_HARD_REG_SET.
4863 * reload.h: Likewise.
4864 * rtl.h (choose_hard_reg_mode): Remove unnecessary line break.
4865 * regs.h (in_hard_reg_set_p): Take a const_hard_reg_set instead
4866 of a "const HARD_REG_SET".
4867 (overlaps_hard_reg_set_p, range_overlaps_hard_reg_set_p): Likewise.
4868 (range_in_hard_reg_set_p): Likewise.
4869 * ira-costs.c (restrict_cost_classes): Likewise.
4870 * shrink-wrap.c (move_insn_for_shrink_wrap): Likewise.
4871 * config/epiphany/resolve-sw-modes.c (pass_resolve_sw_modes::execute):
4872 Pass a NO_REGS HARD_REG_SET rather than NULL to emit_set_fp_mode.
4873 * config/ia64/ia64.c (rws_insn): In the CHECKING_P version,
4874 use unsigned HOST_WIDEST_FAST_INT rather than HARD_REG_ELT_TYPE.
4875 (rws_insn_set, rws_insn_test): In the CHECKING_P version,
4876 take an unsigned int and open-code the HARD_REG_SET operations.
4878 2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
4880 * Makefile.in (OBJS): Remove bt-load.o.
4881 * doc/invoke.texi (fbranch-target-load-optimize): Delete.
4882 (fbranch-target-load-optimize2, fbtr-bb-exclusive): Likewise.
4883 * common.opt (fbranch-target-load-optimize): Mark as Ignore and
4884 document that the option no longer does anything.
4885 (fbranch-target-load-optimize2, fbtr-bb-exclusive): Likewise.
4886 * target.def (branch_target_register_class): Delete.
4887 (branch_target_register_callee_saved): Likewise.
4888 * doc/tm.texi.in (TARGET_BRANCH_TARGET_REGISTER_CLASS): Likewise.
4889 (TARGET_BRANCH_TARGET_REGISTER_CALLEE_SAVED): Likewise.
4890 * doc/tm.texi: Regenerate.
4891 * tree-pass.h (make_pass_branch_target_load_optimize1): Delete.
4892 (make_pass_branch_target_load_optimize2): Likewise.
4893 * passes.def (pass_branch_target_load_optimize1): Likewise.
4894 (pass_branch_target_load_optimize2): Likewise.
4895 * targhooks.h (default_branch_target_register_class): Likewise.
4896 * targhooks.c (default_branch_target_register_class): Likewise.
4897 * opt-suggestions.c (test_completion_valid_options): Remove
4898 -fbtr-bb-exclusive from the list of test options.
4899 * bt-load.c: Remove.
4901 2019-09-09 Barnaby Wilks <barnaby.wilks@arm.com>
4903 * match.pd: Add flag_unsafe_math_optimizations check
4904 before deciding on the widest type in a binary math operation.
4906 2019-09-09 Martin Liska <mliska@suse.cz>
4908 * config/i386/i386.opt: Update comment of removed
4909 options that are preserved only for backward
4912 2019-09-09 Jakub Jelinek <jakub@redhat.com>
4915 * config/i386/emmintrin.h (_mm_cmpeq_epi8): Use casts to __v16qi
4919 * config/i386/avxintrin.h (__v32qs): New typedef.
4920 * config/i386/avx2intrin.h (_mm256_cmpgt_epi8): Use casts to __v32qs
4923 2019-09-09 Jose E. Marchesi <jose.marchesi@oracle.com>
4925 * doc/invoke.texi (Option Summary): Cover eBPF.
4926 (eBPF Options): New section.
4927 * doc/extend.texi (BPF Built-in Functions): Likewise.
4928 (BPF Kernel Helpers): Likewise.
4930 2019-09-09 Jose E. Marchesi <jose.marchesi@oracle.com>
4932 * config.gcc: Support for bpf-*-* targets.
4933 * common/config/bpf/bpf-common.c: New file.
4934 * config/bpf/t-bpf: Likewise.
4935 * config/bpf/predicates.md: Likewise.
4936 * config/bpf/constraints.md: Likewise.
4937 * config/bpf/bpf.opt: Likewise.
4938 * config/bpf/bpf.md: Likewise.
4939 * config/bpf/bpf.h: Likewise.
4940 * config/bpf/bpf.c: Likewise.
4941 * config/bpf/bpf-protos.h: Likewise.
4942 * config/bpf/bpf-opts.h: Likewise.
4943 * config/bpf/bpf-helpers.h: Likewise.
4944 * config/bpf/bpf-helpers.def: Likewise.
4946 2019-09-09 Jose E. Marchesi <jose.marchesi@oracle.com>
4948 * doc/sourcebuild.texi (Effective-Target Keywords): Document
4951 2019-09-09 Jose E. Marchesi <jose.marchesi@oracle.com>
4953 * opt-functions.awk (integer_range_info): Make sure values are in
4954 numeric context before operating with them.
4956 2019-09-08 Segher Boessenkool <segher@kernel.crashing.org>
4958 * genemit.c (gen_split): Print the filename and line number where the
4959 splitter (or peephole2) was defined, to the dump file.
4961 2019-09-07 Jakub Jelinek <jakub@redhat.com>
4963 PR tree-optimization/91665
4964 * tree-vect-loop.c (vectorizable_reduction): Punt if base has type
4965 incompatible with the type of PHI result.
4967 2019-09-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
4970 * config/arm/arm.c (arm_block_set_aligned_non_vect): Use
4971 gen_unaligned_storedi for 4-byte aligned addresses.
4973 2019-09-06 Jim Wilson <jimw@sifive.com>
4975 * config/riscv/riscv.c (riscv_option_override): Revert 2019-08-30
4978 2019-09-06 Segher Boessenkool <segher@kernel.crashing.org>
4980 * config/rs6000/rs6000.md (unspec): Delete UNSPEC_MV_CR_OV.
4982 2019-09-06 Segher Boessenkool <segher@kernel.crashing.org>
4984 * config/rs6000/rs6000.c (rs6000_rtx_costs) <case UNSPEC>: Delete.
4985 * config/rs6000/rs6000.md (unspec): Delete UNSPEC_FRSP.
4987 2019-09-06 Uroš Bizjak <ubizjak@gmail.com>
4990 * config/i386/x86-tune-costs.h (skylake_cost): Raise the
4991 cost of SSE->integer and integer->SSE moves from 2 to 6.
4994 2019-09-06 Jakub Jelinek <jakub@redhat.com>
4996 * function.c (assign_parm_find_data_types): Use RECORD_OR_UNION_TYPE_P
4997 before testing TYPE_TRANSPARENT_AGGR.
4998 * calls.c (initialize_argument_information, load_register_parameters):
5001 2019-09-06 Richard Earnshaw <rearnsha@arm.com>
5003 * config/arm/arm.md (cmp_and): Add short-it variant for thumb2 with
5005 (cmp_ior): Likewise.
5007 2019-09-06 Martin Liska <mliska@suse.cz>
5009 * doc/match-and-simplify.texi: Separate tuples with ;.
5011 2019-09-06 Martin Liska <mliska@suse.cz>
5014 * Makefile.in: Remove tlink.o.
5015 * collect2.c (do_link): New function isolated
5018 * collect2.h (do_tlink): Remove declaration of do_tlink.
5019 * doc/extend.texi: Remove documentation of -frepo.
5020 * doc/invoke.texi: Likewise.
5021 * doc/sourcebuild.texi: Remove cleanup-repo-files.
5024 2019-09-05 Jakub Jelinek <jakub@redhat.com>
5025 Jim Wilson <jimw@sifive.com>
5028 * config/riscv/riscv.md (zero_extendsidi2, zero_extendhi<GPR:mode>2,
5029 extend<SHORT:mode><SUPERQI:mode>2): Don't split if
5030 paradoxical_subreg_p (operands[0]).
5031 (*lshrsi3_zero_extend_3+1, *lshrsi3_zero_extend_3+2): Add clobber and
5032 use as intermediate value.
5034 2019-09-05 Andrew Stubbs <ams@codesourcery.com>
5036 * config/gcn/gcn.md (*movti_insn): Set delayeduse for global_store.
5037 (sync_compare_and_swap<mode>_insn): Likewise.
5039 2019-09-05 Bernd Edlinger <bernd.edlinger@hotmail.de>
5042 * expr.c (expand_expr_real_1): Handle misaligned TARGET_MEM_REF
5043 without movmisalign optab.
5045 2019-09-05 Jakub Jelinek <jakub@redhat.com>
5050 * calls.c (load_register_parameters): For TYPE_TRANSPARENT_AGGR
5051 types, use type of their first field instead of type of
5054 2019-09-05 Richard Biener <rguenther@suse.de>
5056 PR rtl-optimization/91656
5057 * postreload-gcse.c (record_last_mem_set_info): Revert addition
5060 2019-09-05 Richard Biener <rguenther@suse.de>
5063 * tree-inline.c (declare_return_variable): Mark the return
5064 slot as addressable after building an address of it.
5066 2019-09-05 Arnaud Charlet <charlet@adacore.com>
5068 * doc/install.texi: Update and clarify requirements to build GNAT.
5070 2019-09-05 Richard Sandiford <richard.sandiford@arm.com>
5073 * cfgexpand.c (discover_nonconstant_array_refs): Force the source
5074 of an IFN_LOAD_LANES call and the destination of an IFN_STORE_LANES
5075 call to be in memory.
5076 (pass_expand::execute): Call discover_nonconstant_array_refs before
5077 setting currently_expanding_to_rtl.
5079 2019-09-04 Caroline Tice <cmtice@google.com>
5081 * opts.c (finish_options): Disallow -fvtable-verify and -flto to be
5084 2019-09-04 Marek Polacek <polacek@redhat.com>
5086 * doc/invoke.texi: Remove -fdeduce-init-list documentation.
5088 2019-09-04 Uroš Bizjak <ubizjak@gmail.com>
5091 * config/i386/i386.c (inline_secondary_memory_needed): Return true
5092 for QI and HImode moves between SSE and general registers.
5094 2019-09-04 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5097 * doc/invoke.texi: Document -Wenum-conversion.
5099 2019-09-04 Richard Biener <rguenther@suse.de>
5101 PR rtl-optimization/36262
5102 * postreload-gcse.c: Include intl.h and gcse.h.
5103 (insert_expr_in_table): Insert at the head of cur_expr->avail_occr
5104 to avoid linear list walk.
5105 (record_last_mem_set_info): Gate off if not computing transparentness.
5106 (get_bb_avail_insn): If transparentness isn't computed give up
5108 (gcse_after_reload_main): Skip compute_transp and extended PRE
5109 if gcse_or_cprop_is_too_expensive says so.
5111 2019-09-03 Jozef Lawrynowicz <jozef.l@mittosystems.com>
5113 * config/msp430/msp430.c (msp430_init_sections): Remove handling of the
5115 (msp430_select_section): Handle decls with the "noinit" attribute with
5116 default_elf_select_section.
5117 Handle SECCAT_RODATA_MERGE_* section types with
5118 default_elf_select_section.
5119 Add comments about handling of unsupported section types.
5120 (msp430_section_type_flags): Remove handling of the noinit section.
5122 2019-09-03 Jozef Lawrynowicz <jozef.l@mittosystems.com>
5124 * config/msp430/msp430.c (msp430_attr): Remove warnings about
5125 conflicting msp430-specific attributes.
5126 (msp430_section_attr): Likewise.
5127 Add warnings about conflicts with generic "noinit" and "section"
5129 Fix grammar in -mlarge error message.
5130 (msp430_data_attr): Rename to msp430_persist_attr.
5131 Add warnings about conflicts with generic "noinit" and "section"
5133 Add warning for when variable is not initialized.
5134 Chain conditionals which prevent the attribute being added.
5135 (ATTR_EXCL): New helper.
5136 (attr_reent_exclusions): New exclusion table.
5137 (attr_naked_exclusions): Likewise.
5138 (attr_crit_exclusions): Likewise.
5139 (attr_lower_exclusions): Likewise.
5140 (attr_upper_exclusions): Likewise.
5141 (attr_either_exclusions): Likewise.
5142 (attr_persist_exclusions): Likewise.
5143 (msp430_attribute_table): Update with exclusion rules.
5144 (msp430_output_aligned_decl_common): Don't output common symbol if decl
5147 2019-09-03 Jozef Lawrynowicz <jozef.l@mittosystems.com>
5149 * config/msp430/msp430.c (TARGET_HANDLE_GENERIC_ATTRIBUTE): Define.
5150 (msp430_handle_generic_attribute): New function.
5151 * doc/tm.texi: Regenerate.
5152 * doc/tm.texi.in: Add TARGET_HANDLE_GENERIC_ATTRIBUTE.
5153 * hooks.c (hook_tree_treeptr_tree_tree_int_boolptr_null): New.
5154 * hooks.h (hook_tree_treeptr_tree_tree_int_boolptr_null): New.
5155 * target.def: Define new hook TARGET_HANDLE_GENERIC_ATTRIBUTE.
5157 2019-09-03 Kamlesh Kumar <kamleshbhalui@gmail.com>
5159 PR tree-optimization/91504
5160 * match.pd: Add ((~a & b) ^a) --> (a | b).
5162 2019-09-03 Jakub Jelinek <jakub@redhat.com>
5165 * config/i386/i386-expand.c (split_double_mode): If there is more than
5166 one MEM operand and they are rtx_equal_p, reuse lo_half/hi_half from
5167 already split matching MEM operand instead of calling adjust_address
5170 2019-09-03 Ulrich Weigand <uweigand@de.ibm.com>
5172 * config.gcc: Obsolete spu target. Remove references to spu.
5173 * configure.ac: Remove references to spu.
5174 * configure: Regenerate.
5175 * config/spu/: Remove directory.
5176 * common/config/spu/: Remove directory.
5178 * doc/extend.texi: Remove references to spu.
5179 * doc/invoke.texi: Likewise.
5180 * doc/md.texi: Likewise.
5181 * doc/sourcebuild.texi: Likewise.
5183 2019-09-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
5188 * expr.c (expand_expr_real_1): Handle unaligned decl_rtl
5189 and SSA_NAME referring to CONSTANT_P correctly.
5191 2019-09-03 Richard Biener <rguenther@suse.de>
5193 * tree-ssa-sccvn.h (vn_nary_op_lookup): Remove.
5194 (vn_nary_op_insert): Likewise.
5195 * tree-ssa-sccvn.c (init_vn_nary_op_from_op): Remove.
5196 (vn_nary_op_lookup): Likewise.
5197 (vn_nary_op_insert): Likewise.
5199 2019-09-03 Ilya Leoshkevich <iii@linux.ibm.com>
5201 * config/s390/s390.c (s390_canonicalize_comparison): Use XEXP
5202 (*op0, 1) instead of XEXP (*op1, 0).
5204 2019-09-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5206 * config/aarch64/aarch64.md (UNSPEC_FJCVTZS): Define.
5207 (aarch64_fjcvtzs): New define_insn.
5208 * config/aarch64/aarch64.h (TARGET_JSCVT): Define.
5209 * config/aarch64/aarch64-builtins.c (aarch64_builtins):
5211 (aarch64_init_builtins): Initialize __builtin_aarch64_jcvtzs.
5212 (aarch64_expand_builtin): Handle AARCH64_JSCVT.
5213 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Define
5214 __ARM_FEATURE_JCVT where appropriate.
5215 * config/aarch64/arm_acle.h (__jcvt): Define.
5217 2019-09-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5219 * config/aarch64/aarch64.md ("unspec"): Add UNSPEC_FRINT32Z,
5220 UNSPEC_FRINT32X, UNSPEC_FRINT64Z, UNSPEC_FRINT64X.
5221 (aarch64_<frintnzs_op><mode>): New define_insn.
5222 * config/aarch64/aarch64.h (TARGET_FRINT): Define.
5223 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Define
5224 __ARM_FEATURE_FRINT when appropriate.
5225 * config/aarch64/aarch64-simd-builtins.def: Add builtins for frint32z,
5226 frint32x, frint64z, frint64x.
5227 * config/aarch64/arm_acle.h (__rint32zf, __rint32z, __rint64zf,
5228 __rint64z, __rint32xf, __rint32x, __rint64xf, __rint64x): Define.
5229 * config/aarch64/arm_neon.h (vrnd32z_f32, vrnd32zq_f32, vrnd32z_f64,
5230 vrnd32zq_f64, vrnd32x_f32, vrnd32xq_f32, vrnd32x_f64, vrnd32xq_f64,
5231 vrnd64z_f32, vrnd64zq_f32, vrnd64z_f64, vrnd64zq_f64, vrnd64x_f32,
5232 vrnd64xq_f32, vrnd64x_f64, vrnd64xq_f64): Define.
5233 * config/aarch64/iterators.md (VSFDF): Define.
5234 (FRINTNZX): Likewise.
5235 (frintnzs_op): Likewise.
5237 2019-09-03 Dennis Zhang <dennis.zhang@arm.com>
5239 * config/aarch64/aarch64-cores.def (AARCH64_CORE): New entries
5240 for Cortex-A77, Cortex-A76AE, Cortex-A65, Cortex-A65AE, and
5242 * config/aarch64/aarch64-tune.md: Regenerated.
5243 * doc/invoke.texi: Document the new processors.
5245 2019-09-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5247 * config/aarch64/aarch64-option-extensions.def (sb): Add feature
5251 (sve2-sm4): Likewise.
5253 (svesha3): Likewise.
5254 (svebitperm): Likewise.
5256 2019-09-03 Jakub Jelinek <jakub@redhat.com>
5257 Richard Biener <rguenther@suse.de>
5259 PR tree-optimization/91597
5260 * tree-vrp.c (extract_range_from_binary_expr): Remove unsafe
5261 BIT_AND_EXPR optimization for pointers, even if both operand
5262 ranges don't include NULL, the result can be NULL.
5264 2019-09-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
5267 * expr.c (addr_expr_of_non_mem_decl_p_1): Refactor into...
5268 (non_mem_decl_p): ...this.
5269 (mem_ref_refers_to_non_mem_p): Handle DECL_P as well as MEM_REF.
5270 (expand_assignment): Call mem_ref_referes_to_non_mem_p
5271 unconditionally as before.
5273 2019-09-02 Eric Botcazou <ebotcazou@adacore.com>
5276 * doc/generic.texi (LTGT_EXPR): Merge with other comparison operators.
5277 * rtl.def (LTGT): Likewise. Add note about floating-point exceptions.
5278 * tree.def (LTGT_EXPR): Likewise.
5279 * config/sparc/sparc.c (select_cc_mode): Return CCFPEmode for LTGT.
5281 2019-09-02 Jakub Jelinek <jakub@redhat.com>
5284 * fold-const.c (range_check_type): For enumeral and boolean
5285 type, pass 1 to type_for_size langhook instead of
5286 TYPE_UNSIGNED (etype). Return unsigned_type_for result whenever
5287 etype isn't TYPE_UNSIGNED INTEGER_TYPE.
5288 (build_range_check): Don't call unsigned_type_for for pointer types.
5289 * match.pd (X / C1 op C2): Don't call unsigned_type_for on
5290 range_check_type result.
5292 2019-09-02 Eric Botcazou <ebotcazou@adacore.com>
5294 * gimple-ssa-strength-reduction.c (valid_mem_ref_cand_p): New function.
5295 (replace_ref): Do not replace a chain of only two candidates which are
5296 valid memory references.
5298 2019-09-02 Martin Liska <mliska@suse.cz>
5300 * tree-switch-conversion.c (jump_table_cluster::find_jump_tables):
5301 Bail out when we'll end up with the same number of clusters as
5303 (bit_test_cluster::find_bit_tests): Likewise for bit tests.
5304 (jump_table_cluster::can_be_handled): Remove the guard
5305 as it's already handled in ::is_enabled. Allocate output
5306 after early bail out.
5308 2019-09-02 Martin Liska <mliska@suse.cz>
5310 PR gcov-profile/91601
5311 * gcov.c (path_contains_zero_cycle_arc): Rename to ...
5312 (path_contains_zero_or_negative_cycle_arc): ... this and handle
5313 also negative edges.
5314 (circuit): Handle also negative edges as they can happen
5317 2019-09-01 Eric Botcazou <ebotcazou@adacore.com>
5320 * config/sparc/sparc.c (sparc_cannot_force_const_mem): Return true
5321 during LRA/reload in PIC mode if the PIC register hasn't been used yet.
5322 (sparc_pic_register_p): Test reload_in_progress for consistency's sake.
5324 2019-09-01 Jakub Jelinek <jakub@redhat.com>
5327 * optabs.c (expand_vec_cond_expr): If op0 is a VECTOR_CST and only
5328 EQ_EXPR/NE_EXPR is supported, verify that op0 only contains
5329 zeros or negative elements and use NE_EXPR instead of LT_EXPR against
5333 * tree.c (find_decls_types_in_node): Also walk TREE_PURPOSE of
5334 GIMPLE_ASM TREE_LIST operands.
5336 2019-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5338 * doc/generic.texi (Unary and Binary Expressions): Mark up
5339 an instance of TYPE_MIN.
5341 2019-08-31 Stafford Horne <shorne@gmail.com>
5343 * config/or1k/constraints.md (t): New constraint.
5344 * config/or1k/or1k.h (GOT_REGS): New register class.
5345 * config/or1k/or1k.md (set_got_tmp, set_got): Use t contraint.
5347 2019-08-30 Jim Wilson <jimw@sifive.com>
5349 * config/riscv/riscv.c (riscv_option_override): If -msave-restore
5350 and -fpic and -mplt then disable -msave-restore and warn.
5352 2019-08-30 Martin Sebor <msebor@redhat.com>
5355 * tree-ssa-strlen.c (handle_store): Use a fallback location if
5356 the statement doesn't have one.
5357 * gimple-pretty-print.c (percent_G_format): Same.
5360 * tree-vrp.c (vrp_prop::check_mem_ref): Normalize type domain bounds
5361 before using them to validate MEM_REF offset.
5363 2019-08-30 Marek Polacek <polacek@redhat.com>
5365 * doc/invoke.texi (-Wvolatile): Use @code for volatile.
5367 2019-08-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
5369 * config/arm/arm.md (unaligned_loaddi,
5370 unaligned_storedi): New unspec insn patterns.
5371 * config/arm/neon.md (unaligned_storev8qi): Likewise.
5372 * config/arm/arm.c (gen_cpymem_ldrd_strd): Use unaligned_loaddi
5373 and unaligned_storedi for 4-byte aligned memory.
5374 (arm_block_set_aligned_vect): Use unaligned_storev8qi for
5375 4-byte aligned memory.
5377 2019-08-30 Martin Jambor <mjambor@suse.cz>
5379 tree-optimization/91579
5380 * tree-tailcall.c (tailr_arg_needs_copy): New variable.
5381 (find_tail_calls): Allocate tailr_arg_needs_copy and set its bits as
5383 (arg_needs_copy_p): Removed.
5384 (eliminate_tail_call): Test tailr_arg_needs_copy instead of calling
5386 (tree_optimize_tail_calls_1): Likewise. Free tailr_arg_needs_copy.
5388 2019-08-29 Uroš Bizjak <ubizjak@gmail.com>
5390 * config/i386/i386-features.c
5391 (general_scalar_chain::compute_convert_gain):
5392 Correct cost for double-word shifts.
5393 (general_scalar_to_vector_candidate_p): Reject count operands
5394 greater or equal to mode bitsize.
5396 2019-08-29 Uroš Bizjak <ubizjak@gmail.com>
5398 * config/i386/i386.c (inline_secondary_memory_needed): Return true
5399 for moves between SSE and non-general registers and between
5400 mask and non-general registers.
5401 (ix86_register_move_cost): Remove stalled comment.
5403 2019-08-29 Richard Biener <rguenther@suse.de>
5405 * config/i386/i386-features.c (general_scalar_chain::convert_insn):
5406 Guard debug work with MAY_HAVE_DEBUG_BIND_INSNS.
5408 2019-08-29 Richard Biener <rguenther@suse.de>
5411 * config/i386/i386-features.c (general_scalar_chain::convert_insn):
5412 Do not emit scalar copies for debug-insns, instead replace
5413 their uses with the reg copy used in the chain or reset them
5414 if there is a reaching definition outside of the chain as well.
5416 2019-08-29 Jakub Jelinek <jakub@redhat.com>
5419 * config/i386/i386-expand.c (expand_vec_perm_movs,
5420 expand_vec_perm_blend, expand_vec_perm_vpermil,
5421 expand_vec_perm_pshufb, expand_vec_perm_1,
5422 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_palignr,
5423 expand_vec_perm_interleave2, expand_vec_perm_vpermq_perm_1,
5424 expand_vec_perm_vperm2f128, expand_vec_perm_interleave3,
5425 expand_vec_perm_vperm2f128_vblend, expand_vec_perm_2vperm2f128_vshuf,
5426 expand_vec_perm_even_odd, expand_vec_perm_broadcast): Adjust function
5427 comments - replace ix86_expand_vec_perm_builtin_1 with
5428 ix86_expand_vec_perm_const_1.
5429 (expand_vec_perm2_vperm2f128_vblend): New function.
5430 (ix86_expand_vec_perm_const_1): New forward declaration. Call
5431 expand_vec_perm2_vperm2f128_vblend as last resort.
5432 (canonicalize_perm): Formatting fix.
5434 PR tree-optimization/91351
5435 * tree-cfg.c (generate_range_test): Use range_check_type instead of
5437 * tree-cfgcleanup.c (convert_single_case_switch): Punt if
5438 range_check_type returns NULL.
5439 * tree-switch-conversion.c (switch_conversion::build_one_array):
5440 Use range_check_type instead of unsigned_type_for, don't perform
5441 linear opt if it returns NULL.
5442 (bit_test_cluster::find_bit_tests): Formatting fix.
5443 (bit_test_cluster::emit): Use range_check_type instead of
5445 (switch_decision_tree::try_switch_expansion): Punt if range_check_type
5448 2019-08-29 Richard Biener <rguenther@suse.de>
5450 PR tree-optimization/91568
5451 * tree-vectorizer.h (_slp_tree::max_nunits): Add.
5452 (vect_update_max_nunits): Add overload for poly_uint64.
5453 * tree-vect-slp.c (vect_create_new_slp_node): Initialize it.
5454 (vect_build_slp_tree): Record max_nunits into the subtree
5455 and merge it upwards.
5456 (vect_print_slp_tree): Print max_nunits.
5458 2019-08-28 Marek Polacek <polacek@redhat.com>
5460 Implement P1152R4: Deprecating some uses of volatile.
5462 * doc/invoke.texi: Document -Wvolatile.
5464 2019-08-28 Marek Polacek <polacek@redhat.com>
5466 PR c++/91360 - Implement C++20 P1143R2: constinit.
5467 * doc/invoke.texi: Document -Wc++20-compat.
5469 2019-08-28 Martin Sebor <msebor@redhat.com>
5471 PR tree-optimization/91457
5472 * builtins.c (component_size): New function.
5473 (compute_objsize): Add argument. Handle ARRAY_REF and COMPONENT_REF.
5474 * builtins.h (compute_objsize): Add argument.
5475 * tree-ssa-strlen.c (handle_store): Handle no-warning bit.
5476 * tree-vrp.c (vrp_prop::check_array_ref): Return warning result.
5477 (vrp_prop::check_mem_ref): Same.
5478 (vrp_prop::search_for_addr_array): Set no-warning bit.
5479 (check_array_bounds): Same.
5481 2019-08-28 Martin Sebor <msebor@redhat.com>
5484 * opts-common.c (option_enabled): Correct checking for language
5487 2019-08-28 Uroš Bizjak <ubizjak@gmail.com>
5489 * config/i386/i386.c (ix86_register_move_cost): Do not
5490 limit the cost of moves to/from XMM register to minimum 8.
5492 2019-08-28 Martin Jambor <mjambor@suse.cz>
5495 * ipa-cp.c (merge_agg_lats_step): Removed redundant test, made a
5496 checking assert a normal assert to test it really is redundant.
5497 * ipa-prop.c (compute_complex_assign_jump_func): Removed
5499 (update_jump_functions_after_inlining): Removed combining unary
5500 arithmetic operations with an ancestor jump function.
5501 (ipcp_modif_dom_walker::before_dom_children): Fix wrong use of rhs
5504 2019-08-28 Richard Biener <rguenther@suse.de>
5506 * config/i386/i386-features.c (convert_scalars_to_vector): Do not
5509 2019-08-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
5510 Richard Biener <rguenther@suse.de>
5512 * expr.c (expand_assignment): Handle misaligned DECLs.
5513 (expand_expr_real_1): Handle FUNCTION_DECL as unaligned.
5514 * function.c (assign_parm_adjust_stack_rtl): Check movmisalign optab
5516 (assign_parm_setup_stack): Allocate properly aligned stack slots.
5517 * varasm.c (build_constant_desc): Align constants of misaligned types.
5518 * config/arm/predicates.md (aligned_operand): New predicate.
5519 * config/arm/arm.md (movdi, movsi, movhi, movhf, movsf, movdf): Use
5520 aligned_operand to check restrictions on memory addresses.
5521 * config/arm/neon.md (movti, mov<VSTRUCT>, mov<VH>): Likewise.
5522 * config/arm/vec-common.md (mov<VALL>): Likewise.
5524 2019-08-28 Jakub Jelinek <jakub@redhat.com>
5527 * config/i386/sse.md (vec_shl_<mode>, vec_shr_<mode>): Use
5528 V_128 iterator instead of VI_128.
5530 2019-08-28 Martin Liska <mliska@suse.cz>
5532 PR tree-optimization/90970
5533 * builtins.c (check_access): Remove assignment to maxread
5534 as it hasn't been used since when it was introduced in r255755.
5536 2019-08-27 Martin Sebor <msebor@redhat.com>
5538 PR tree-optimization/91567
5539 * gimple-ssa-sprintf.c (get_string_length): Handle more forms of lengths
5541 * vr-values.c (vr_values::extract_range_basic): Set strlen upper bound
5544 2019-08-27 Jeff Law <law@redhat.com>
5546 * tree-ssa-strlen.c (printf_strlen_execute): Initialize
5547 the loop optimizer and SCEV before sizing ssa_ver_to_stridx.
5549 2019-08-27 Uroš Bizjak <ubizjak@gmail.com>
5552 * config/i386/i386-features.c (convert_scalars_to_vector):
5553 Update crtl->stack_realign_needed, crtl->stack_realign_tried and
5554 crtl->stack_realign_processed. Update crtl->drap_reg by calling
5555 targetm.calls.get_drap_rtx. If drap_rtx is non-null then
5556 Update crtl->args.internal_arg_pointer and call fixup_tail_calls.
5558 2019-08-27 Richard Biener <rguenther@suse.de>
5560 * config/i386/i386-features.h
5561 (general_scalar_chain::~general_scalar_chain): Add.
5562 (general_scalar_chain::insns_conv): New bitmap.
5563 (general_scalar_chain::n_sse_to_integer): New.
5564 (general_scalar_chain::n_integer_to_sse): Likewise.
5565 (general_scalar_chain::make_vector_copies): Adjust signature.
5566 * config/i386/i386-features.c
5567 (general_scalar_chain::general_scalar_chain): Outline,
5568 initialize new members.
5569 (general_scalar_chain::~general_scalar_chain): New.
5570 (general_scalar_chain::mark_dual_mode_def): Record insns
5571 we need to insert conversions at and count them.
5572 (general_scalar_chain::compute_convert_gain): Account
5573 for conversion instructions at chain boundary.
5574 (general_scalar_chain::make_vector_copies): Generate a single
5575 copy for a def by a specific insn.
5576 (general_scalar_chain::convert_registers): First populate
5577 defs_map, then make copies at out-of chain insns.
5579 2019-08-27 Richard Earnshaw <rearnsha@arm.com>
5581 * config/arm/arm.md (stack_protect_set_insn): Add security-related
5583 * config/aarch64/aarch64.md (stack_protect_set_<mode>): Likewise.
5585 2019-08-27 Martin Liska <mliska@suse.cz>
5587 * cgraph.c (cgraph_node::remove): Remove dead assignment before
5589 * config/i386/i386-features.c (scalar_chain::emit_conversion_insns):
5590 Enclose in anonymous namespace.
5591 * config/i386/x86-tune-costs.h (struct processor_costs): Wrap
5592 hard_register initialization in braces.
5593 * tree-vrp.h (value_range_base::supports_type_p): Return false
5594 for function with boolean return type.
5596 2019-08-26 Uroš Bizjak <ubizjak@gmail.com>
5598 * config/i386/i386.c (emit_i387_cw_initialization)
5599 <case I387_CW_ROUNDEVEN>: Fix masking operand value.
5601 2019-08-26 Martin Sebor <msebor@redhat.com>
5604 * gimple-ssa-sprintf.c (pass_data_sprintf_length): Remove object.
5605 (sprintf_dom_walker): Remove class.
5606 (get_int_range): Make argument const.
5607 (directive::fmtfunc, directive::set_precision): Same.
5608 (format_none): Same.
5609 (build_intmax_type_nodes): Same.
5610 (adjust_range_for_overflow): Same.
5611 (format_floating): Same.
5612 (format_character): Same.
5613 (format_string): Same.
5614 (format_plain): Same.
5615 (get_int_range): Cast away constness.
5616 (format_integer): Same.
5617 (get_string_length): Call get_range_strlen_dynamic. Handle
5618 null lendata.maxbound.
5619 (should_warn_p): Adjust argument scope qualifier.
5621 (format_directive): Same.
5622 (parse_directive): Same.
5623 (is_call_safe): Same.
5624 (try_substitute_return_value): Same.
5625 (sprintf_dom_walker::handle_printf_call): Rename...
5626 (handle_printf_call): ...to this. Initialize target to host charmap
5627 here instead of in pass_sprintf_length::execute.
5628 (struct call_info): Make global.
5629 (sprintf_dom_walker::compute_format_length): Make global.
5630 (sprintf_dom_walker::handle_gimple_call): Same.
5631 * passes.def (pass_sprintf_length): Replace with pass_strlen.
5632 * print-rtl.c (print_pattern): Reduce the number of spaces to
5633 avoid -Wformat-truncation.
5634 * tree-pass.h (make_pass_warn_printf): New function.
5635 * tree-ssa-strlen.c (strlen_optimize): New variable.
5636 (get_string_length): Add comments.
5637 (get_range_strlen_dynamic): New function.
5638 (check_and_optimize_call): New function.
5639 (handle_integral_assign): New function.
5640 (strlen_check_and_optimize_stmt): Factor code out into
5641 strlen_check_and_optimize_call and handle_integral_assign.
5642 (strlen_dom_walker::evrp): New member.
5643 (strlen_dom_walker::before_dom_children): Use evrp member.
5644 (strlen_dom_walker::after_dom_children): Use evrp member.
5645 (printf_strlen_execute): New function.
5646 (pass_strlen::gate): Update to handle printf calls.
5647 (dump_strlen_info): New function.
5648 (pass_data_warn_printf): New variable.
5649 (pass_warn_printf): New class.
5650 * tree-ssa-strlen.h (get_range_strlen_dynamic): Declare.
5651 (handle_printf_call): Same.
5652 * tree-vrp.c (value_range_base::type): Adjust assertion.
5653 * vr-values.c (vr_values::update_value_range): Use type of the first
5654 argument rather than the second.
5656 2019-08-26 Richard Biener <rguenther@suse.de>
5658 * config/i386/i386-features.c (general_remove_non_convertible_regs):
5660 (convert_scalars_to_vector): Do not call it.
5662 2019-08-26 Tejas Joshi <tejasjoshi9673@gmail.com>
5663 Uros Bizjak <ubizjak@gmail.com>
5665 * builtins.c (mathfn_built_in_2): Change CASE_MATHFN to
5666 CASE_MATHFN_FLOATN for roundeven.
5667 * config/i386/i386.c (ix86_i387_mode_needed): Add case
5669 (ix86_mode_needed): Likewise.
5670 (ix86_mode_after): Likewise.
5671 (ix86_mode_entry): Likewise.
5672 (ix86_mode_exit): Likewise.
5673 (ix86_emit_mode_set): Likewise.
5674 (emit_i387_cw_initialization): Add case I387_CW_ROUNDEVEN.
5675 * config/i386/i386.h (ix86_stack_slot): Add SLOT_CW_ROUNDEVEN.
5676 (ix86_entity): Add I387_ROUNDEVEN.
5677 (NUM_MODES_FOR_MODE_SWITCHING): Add I387_CW_ANY.
5678 * config/i386/i386.md: Define UNSPEC_FRNDINT_ROUNDEVEN.
5679 (define_int_iterator): Likewise.
5680 (define_int_attr): Likewise for rounding_insn, rounding and ROUNDING.
5681 (define_constant): Define ROUND_ROUNDEVEN mode.
5682 (define_attr): Add roundeven mode for i387_cw.
5683 (<rouding_insn><mode>2): Add condition for ROUND_ROUNDEVEN.
5684 * internal-fn.def (ROUNDEVEN): New builtin function.
5685 * optabs.def (roundeven_optab): New optab.
5687 2019-08-26 Tejas Joshi <tejasjoshi9673@gmail.com>
5689 * builtins.c (mathfn_built_in_2): Added CASE_MATHFN_FLOATN
5691 * builtins.def: Added function definitions for roundeven function
5693 * fold-const-call.c (fold_const_call_ss): Added case for roundeven
5694 function call. Adjust condition for floor, ceil, trunc and round.
5695 * fold-const.c (negate_mathfn_p): Added case for roundeven function.
5696 (tree_call_nonnegative_warnv_p): Added case for roundeven function.
5697 (integer_valued_real_call_p): Added case for roundeven function.
5698 * real.c (is_even): New function. Returns true if real number is even,
5699 otherwise returns false.
5700 (is_halfway_below): New function. Returns true if real number is
5701 halfway between two integers, else return false.
5702 (real_roundeven): New function. Round real number to nearest integer,
5703 rounding halfway cases towards even.
5704 * real.h (real_value): Added descriptive comments. Added function
5705 declaration for roundeven function.
5706 * doc/extend.texi (Other Builtins): List roundeven variants among
5707 functions which can be handled as builtins.
5709 2019-08-26 Richard Biener <rguenther@suse.de>
5713 * config/i386/i386-features.h (general_scalar_chain::defs_map):
5715 (general_scalar_chain::replace_with_subreg): Remove.
5716 (general_scalar_chain::replace_with_subreg_in_insn): Likewise.
5717 (general_scalar_chain::convert_reg): Adjust signature.
5718 * config/i386/i386-features.c (scalar_chain::add_insn): Do not
5719 iterate over all defs of a reg.
5720 (general_scalar_chain::replace_with_subreg): Remove.
5721 (general_scalar_chain::replace_with_subreg_in_insn): Likewise.
5722 (general_scalar_chain::make_vector_copies): Populate defs_map,
5723 place copy only after defs that are used as vectors in the chain.
5724 (general_scalar_chain::convert_reg): Emit a copy for a specific
5725 def in a specific instruction.
5726 (general_scalar_chain::convert_op): All reg uses are converted here.
5727 (general_scalar_chain::convert_insn): Emit copies for scalar
5728 uses of defs here. Replace uses with the copies we created.
5729 Replace and convert the def. Adjust REG_DEAD notes, remove
5730 REG_EQUIV/EQUAL notes.
5731 (general_scalar_chain::convert_registers): Only handle copies
5732 into the chain here.
5734 2019-08-26 Robin Dapp <rdapp@linux.ibm.com>
5736 * match.pd: Add (T)(A) + CST -> (T)(A + CST).
5738 2019-08-26 Robin Dapp <rdapp@linux.ibm.com>
5740 * gimple-loop-versioning.cc (loop_versioning::record_address_fragment):
5741 Add nop_convert case.
5742 * tree-ssa-propagate.c (substitute_and_fold_dom_walker::before_dom_children):
5743 Fold all statements if requested.
5744 * tree-ssa-propagate.h (class substitute_and_fold_engine):
5745 Allow to fold all statements.
5746 * tree-vrp.c (class vrp_folder):
5747 Let substitute_and_fold_engine fold all statements.
5749 2019-08-26 Richard Biener <rguenther@suse.de>
5751 PR tree-optimization/91526
5752 * passes.def: Note that after late FRE we do TODO_update_address_taken.
5753 * tree-ssa-sccvn.c (pass_fre::execute): In late mode schedule
5754 TODO_update_address_taken.
5756 2019-08-26 Gerald Pfeifer <gerald@pfeifer.com>
5758 * config/i386/gmm_malloc.h: Only use <errno.h> and errno if
5761 2019-08-23 Mihailo Stojanovic <mistojanovic@wavecomp.com>
5763 * config/mips/mips.md (mips_get_fcsr, *mips_get_fcsr): Use SI
5764 machine mode for unspec_volatile operand.
5766 2019-08-23 Wilco Dijkstra <wdijkstr@arm.com>
5768 * gcc/doc/invoke.texi (mneon-for-64bits): Deprecate option.
5769 * gcc/config/arm/arm.opt (mneon-for-64bits): Deprecate option.
5770 * gcc/config/arm/arm.h (TARGET_PREFER_NEON_64BITS): Remove.
5771 (prefer_neon_for_64bits): Remove.
5772 * gcc/config/arm/arm.c (prefer_neon_for_64bits): Remove.
5773 (tune_params): Remove PREF_NEON_64_FALSE uses.
5774 (arm_option_override): Remove prefer_neon selection code.
5775 (arm_print_tune_info): Remove prefer_neon_for_64bits.
5776 * gcc/config/arm/arm-protos.h (tune_params): Remove
5777 prefer_neon_for_64bits.
5778 (prefer_neon_for_64bits): Remove.
5780 2019-08-23 Iain Sandoe <iain@sandoe.co.uk>
5783 * ggc-page.c (ggc_pch_read): Read the ggc_pch_ondisk structure
5784 and issue any diagnostics needed before collecting the pre-PCH
5787 2019-08-23 Jakub Jelinek <jakub@redhat.com>
5790 * common.opt (fexcess-precision=): Add Optimization flag. Use
5791 flag_excess_precision variable instead of
5792 flag_excess_precision_cmdline.
5793 * flags.h (class target_flag_state): Remove x_flag_excess_precision
5795 (flag_excess_precision): Don't define.
5796 * langhooks.c (lhd_post_options): Set flag_excess_precision instead of
5797 flag_excess_precision_cmdline. Remove comment.
5798 * opts.c (set_fast_math_flags): Use frontend_set_flag_excess_precision
5799 and x_flag_excess_precision instead of
5800 frontend_set_flag_excess_precision_cmdline and
5801 x_flag_excess_precision_cmdline.
5802 (fast_math_flags_set_p): Use x_flag_excess_precision instead of
5803 x_flag_excess_precision_cmdline.
5804 * toplev.c (init_excess_precision): Remove.
5805 (lang_dependent_init_target): Don't call it.
5807 2019-08-23 Martin Liska <mliska@suse.cz>
5809 * lto-wrapper.c (run_gcc): When setting jobserver
5810 set also parallel to 1. This was done so before r273908.
5812 2019-08-23 Dennis Zhang <dennis.zhang@arm.com>
5814 * config/arm/arm-cpus.in (cortex-m35p): New entry.
5815 (cortex-a76ae): Likewise.
5816 (cortex-a77): Likewise
5817 * config/arm/arm-tables.opt: Regenerate.
5818 * config/arm/arm-tune.md: Likewise.
5819 * doc/invoke.texi (ARM Options): Document cortex-m35p, cortx-a76ae,
5820 cortex-a77 CPU options.
5822 2019-08-23 Martin Liska <mliska@suse.cz>
5824 * profile.c (instrument_values): Do not set
5826 * tree-profile.c (gimple_gen_interval_profiler): Remove
5828 (gimple_gen_pow2_profiler): Likewise.
5829 (gimple_gen_topn_values_profiler): Likewise.
5830 (gimple_gen_ic_profiler): Likewise.
5831 (gimple_gen_time_profiler): Likewise.
5832 (gimple_gen_average_profiler): Likewise.
5833 (gimple_gen_ior_profiler): Likewise.
5834 * value-prof.c (dump_histogram_value): Use default
5835 in switch statement instead of HIST_TYPE_MAX.
5836 (stream_in_histogram_value): Likewise.
5837 (gimple_duplicate_stmt_histograms): Do not
5838 use NULL for implicitly set arguments.
5839 (gimple_divmod_values_to_profile): Do not use
5841 (gimple_indirect_call_to_profile): Likewise.
5842 (gimple_find_values_to_profile): Use implicit
5843 function call arguments.
5844 * value-prof.h (gimple_alloc_histogram_value):
5846 (gimple_gen_interval_profiler): Remove last argument.
5847 (gimple_gen_pow2_profiler): Likewise.
5848 (gimple_gen_topn_values_profiler): Likewise.
5849 (gimple_gen_ic_profiler): Likewise.
5850 (gimple_gen_time_profiler): Likewise.
5851 (gimple_gen_average_profiler): Likewise.
5852 (gimple_gen_ior_profiler): Likewise.
5854 2019-08-22 Martin Sebor <msebor@redhat.com>
5857 * builtins.c (c_strlen): Rename argument and introduce new local.
5858 Set no-warning bit on original argument.
5859 * expr.c (string_constant): Pass argument type to fold_ctor_reference.
5860 Fold empty and zero constructors into empty strings.
5861 * gimple-fold.c (fold_nonarray_ctor_reference): Return a STRING_CST
5862 for missing initializers.
5863 * tree.c (build_string_literal): Handle optional argument.
5864 * tree.h (build_string_literal): Add defaulted argument.
5865 * gimple-ssa-warn-restrict.c (maybe_diag_access_bounds): Check
5866 no-warning bit on original expression.
5868 2019-08-22 Segher Boessenkool <segher@kernel.crashing.org>
5871 * config/rs6000/rs6000.md (unspec): Delete UNSPEC_DARN, UNSPEC_DARN_32,
5872 and UNSPEC_DARN_RAW.
5873 (unspecv): New enumerator values UNSPECV_DARN, UNSPECV_DARN_32, and
5875 (darn_32): Use an unspec_volatile, and UNSPECV_DARN_32.
5876 (darn_raw): Use an unspec_volatile, and UNSPECV_DARN_RAW.
5877 (darn): Use an unspec_volatile, and UNSPECV_DARN.
5879 2019-08-22 Segher Boessenkool <segher@kernel.crashing.org>
5881 * config/rs6000/altivec.md (unspec): Delete UNSPEC_DARN, UNSPEC_DARN_32,
5882 UNSPEC_DARN_RAW, UNSPEC_CMPRB, UNSPEC_CMPRB2, UNSPEC_CMPEQB; move to...
5883 * config/rs6000/rs6000.md (unspec): ... here.
5884 * config/rs6000/altivec.md (darn_32, darn_raw, darn, cmprb,
5885 *cmprb_internal, setb_signed, setb_unsigned, cmprb2, *cmprb2_internal,
5886 cmpeqb, *cmpeqb_internal): Delete, move to...
5887 * config/rs6000/rs6000.md (darn_32, darn_raw, darn, cmprb,
5888 *cmprb_internal, setb_signed, setb_unsigned, cmprb2, *cmprb2_internal,
5889 cmpeqb, *cmpeqb_internal): ... here.
5891 2019-08-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5893 * config/arm/arm_acle.h: Use arch=armv8-a+crc+simd pragma for CRC32
5894 intrinsics if __ARM_FP.
5895 Use __ARM_FEATURE_CRC32 ifdef guard.
5897 2019-08-22 Wilco Dijkstra <wdijkstr@arm.com>
5899 * config/arm/arm.md (neon_for_64bits): Remove.
5900 (avoid_neon_for_64bits): Remove.
5901 (arm_adddi3): Always split early.
5902 (arm_subdi3): Always split early.
5903 (negdi2): Remove Neon expansion.
5904 (split zero_extend): Split before reload.
5905 (split sign_extend): Split before reload.
5907 2019-08-22 Wilco Dijkstra <wdijkstr@arm.com>
5909 * config/arm/iterators.md (qhs_extenddi_cstr): Update.
5910 (qhs_extenddi_cstr): Likewise.
5911 * config/arm/arm.md (ashldi3): Always expand early.
5912 (ashlsi3): Likewise.
5913 (ashrsi3): Likewise.
5914 (zero_extend<mode>di2): Remove Neon variants.
5915 (extend<mode>di2): Likewise.
5916 * config/arm/neon.md (ashldi3_neon_noclobber): Remove.
5917 (signed_shift_di3_neon): Likewise.
5918 (unsigned_shift_di3_neon): Likewise.
5919 (ashrdi3_neon_imm_noclobber): Likewise.
5920 (lshrdi3_neon_imm_noclobber): Likewise.
5921 (<shift>di3_neon): Likewise.
5922 (split extend): Remove DI extend split patterns.
5924 2019-08-22 Wilco Dijkstra <wdijkstr@arm.com>
5926 * config/arm/arm.md (split and/eor/ior): Remove Neon check.
5927 (split not): Add DImode not splitter.
5928 (anddi3): Remove pattern.
5929 (anddi3_insn): Likewise.
5930 (anddi_zesidi_di): Likewise.
5931 (anddi_sesdi_di): Likewise.
5932 (anddi_notdi_di): Likewise.
5933 (anddi_notzesidi_di): Likewise.
5934 (anddi_notsesidi_di): Likewise.
5936 (iordi3_insn): Likewise.
5937 (iordi_zesidi_di): Likewise.
5938 (iordi_sesidi_di): Likewise.
5940 (xordi3_insn): Likewise.
5941 (xordi_sesidi_di): Likewise.
5942 (xordi_zesidi_di): Likewise.
5943 (one_cmpldi2): Likewise.
5944 (one_cmpldi2_insn): Likewise.
5945 * config/arm/constraints.md: Remove De, Df, Dg constraints.
5946 * config/arm/iwmmxt.md (iwmmxt_iordi3): Remove general register
5948 (iwmmxt_xordi3): Likewise.
5949 (iwmmxt_anddi3): Likewise.
5950 * config/arm/neon.md (orndi3_neon): Remove pattern.
5951 (anddi_notdi_di): Likewise.
5952 * config/arm/predicates.md (arm_anddi_operand_neon): Remove.
5953 (arm_iordi_operand_neon): Likewise.
5954 (arm_xordi_operand_neon): Likewise.
5955 * config/arm/thumb2.md(iordi_notdi_di): Remove pattern.
5956 (iordi_notzesidi_di): Likewise.
5957 (iordi_notdi_zesidi): Likewise.
5958 (iordi_notsesidi_di): Likewise.
5960 2019-08-22 Richard Earnshaw <rearnsha@arm.com>
5962 * config/arm/arm.md (iorsi3_compare0): Add alternative for 16-bit thumb
5964 (iorsi3_compare0_scratch): Likewise.
5966 2019-08-22 Sylvia Taylor <sylvia.taylor@arm.com>
5968 * config/aarch64/aarch64-simd-builtins.def:
5971 * config/aarch64/aarch64-simd.md:
5972 (aarch64_ld1x4<VALLDIF:mode>): New pattern.
5973 (aarch64_st1x4<VALLDIF:mode>): Likewise.
5974 (aarch64_ld1_x4_<mode>): Likewise.
5975 (aarch64_st1_x4_<mode>): Likewise.
5976 * config/aarch64/arm_neon.h:
5977 (vld1_s8_x4): New function.
5978 (vld1q_s8_x4): Likewise.
5979 (vld1_s16_x4): Likewise.
5980 (vld1q_s16_x4): Likewise.
5981 (vld1_s32_x4): Likewise.
5982 (vld1q_s32_x4): Likewise.
5983 (vld1_u8_x4): Likewise.
5984 (vld1q_u8_x4): Likewise.
5985 (vld1_u16_x4): Likewise.
5986 (vld1q_u16_x4): Likewise.
5987 (vld1_u32_x4): Likewise.
5988 (vld1q_u32_x4): Likewise.
5989 (vld1_f16_x4): Likewise.
5990 (vld1q_f16_x4): Likewise.
5991 (vld1_f32_x4): Likewise.
5992 (vld1q_f32_x4): Likewise.
5993 (vld1_p8_x4): Likewise.
5994 (vld1q_p8_x4): Likewise.
5995 (vld1_p16_x4): Likewise.
5996 (vld1q_p16_x4): Likewise.
5997 (vld1_s64_x4): Likewise.
5998 (vld1_u64_x4): Likewise.
5999 (vld1_p64_x4): Likewise.
6000 (vld1q_s64_x4): Likewise.
6001 (vld1q_u64_x4): Likewise.
6002 (vld1q_p64_x4): Likewise.
6003 (vld1_f64_x4): Likewise.
6004 (vld1q_f64_x4): Likewise.
6005 (vst1_s8_x4): Likewise.
6006 (vst1q_s8_x4): Likewise.
6007 (vst1_s16_x4): Likewise.
6008 (vst1q_s16_x4): Likewise.
6009 (vst1_s32_x4): Likewise.
6010 (vst1q_s32_x4): Likewise.
6011 (vst1_u8_x4): Likewise.
6012 (vst1q_u8_x4): Likewise.
6013 (vst1_u16_x4): Likewise.
6014 (vst1q_u16_x4): Likewise.
6015 (vst1_u32_x4): Likewise.
6016 (vst1q_u32_x4): Likewise.
6017 (vst1_f16_x4): Likewise.
6018 (vst1q_f16_x4): Likewise.
6019 (vst1_f32_x4): Likewise.
6020 (vst1q_f32_x4): Likewise.
6021 (vst1_p8_x4): Likewise.
6022 (vst1q_p8_x4): Likewise.
6023 (vst1_p16_x4): Likewise.
6024 (vst1q_p16_x4): Likewise.
6025 (vst1_s64_x4): Likewise.
6026 (vst1_u64_x4): Likewise.
6027 (vst1_p64_x4): Likewise.
6028 (vst1q_s64_x4): Likewise.
6029 (vst1q_u64_x4): Likewise.
6030 (vst1q_p64_x4): Likewise.
6031 (vst1_f64_x4): Likewise.
6032 (vst1q_f64_x4): Likewise.
6034 2019-08-22 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6036 * config/aarch64/aarch64-sve.md (vcond_mask): Add "@".
6038 2019-08-22 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6039 Richard Sandiford <richard.sandiford@arm.com>
6042 * config/aarch64/aarch64.c (aarch64_evpc_sel): New function.
6043 (aarch64_expand_vec_perm_const_1): Call aarch64_evpc_sel.
6045 2019-08-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6048 * config/aarch64/aarch64.c (aarch64_gen_compare_reg_maybe_ze): Force y
6049 in reg if it fails aarch64_plus_operand predicate.
6051 2019-08-21 Richard Biener <rguenther@suse.de>
6053 PR tree-optimization/91482
6054 * tree-ssa-ccp.c (ccp_folder::fold_stmt): Remove useless
6055 BUILT_IN_ASSUME_ALIGNED calls.
6057 2019-08-21 Richard Biener <rguenther@suse.de>
6061 * config/i386/i386-features.c
6062 (general_scalar_chain::make_vector_copies): Copy stack temporary
6063 rtx when using it multiple times.
6064 (general_scalar_chain::convert_reg): Likewise.
6066 2019-08-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
6068 * function.c (assign_parm_find_stack_rtl): Use known_eq instead of ==.
6070 2019-08-20 Matthew Beliveau <mbelivea@redhat.com>
6072 * tree-ssa-dse.c (dse_optimize_redundant_stores): Improved check to
6073 catch more redundant zero initialization cases.
6074 (dse_dom_walker::dse_optimize_stmt): Likewise.
6076 2019-08-20 Richard Biener <rguenther@suse.de>
6079 * ipa.c (cgraph_build_static_cdtor_1): Use names not recognizable
6080 by collect2 when targetm.have_ctors_dtors which avoids dragging
6081 in temporary filenames from LTO input objects.
6083 2019-08-20 Richard Biener <rguenther@suse.de>
6085 PR tree-optimization/37242
6086 * tree-ssa-sccvn.c (visit_nary_op): Also CSE (T)(a + b)
6087 to (T)a + (T)b if we know that a + b does not overflow.
6089 2019-08-20 Eric Botcazou <ebotcazou@adacore.com>
6091 PR rtl-optimization/91347
6092 * dse.c (scan_insn): Call add_wild_read for non-const/memset tail calls
6093 before reload if HARD_FRAME_POINTER_IS_ARG_POINTER.
6095 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
6097 * calls.h (function_arg_info): Add a pass_by_reference field,
6098 defaulting to false.
6099 * calls.c (apply_pass_by_reference_rules): Set pass_by_reference
6100 when applying pass-by-reference semantics.
6101 (initialize_argument_information): Likewise.
6102 (emit_library_call_value_1): Likewise.
6103 * function.c (assign_parm_data_one): Remove passed_pointer field.
6104 (assign_parm_find_data_types): Don't set it.
6105 (assign_parm_find_stack_rtl, assign_parm_adjust_stack_rtl)
6106 (assign_parm_setup_reg, assign_parms, gimplify_parameters): Use
6107 arg.pass_by_reference instead of passed_pointer.
6109 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
6111 * calls.c (emit_library_call_value_1): Merge arg and orig_arg
6112 into a single function_arg_info, updating its fields when we
6113 apply pass-by-reference and promotion semantics. Use the
6114 function_arg_info to track the mode rather than keeping it in
6115 a separate local variable.
6116 (initialize_argument_information): Likewise. Base the final
6117 arg_to_skip on this new function_arg_info rather than creating
6118 a new one from scratch.
6120 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
6122 * function.c (assign_parm_data_one): Replace passed_type,
6123 promoted_mode and named_arg with a function_arg_info field.
6124 (assign_parm_find_data_types): Remove local variables and
6125 assign directly to "data". Make data->passed_mode shadow
6126 data->arg.mode until promotion, then assign the promoted
6127 mode to data->arg.mode.
6128 (assign_parms_setup_varargs, assign_parm_find_entry_rtl)
6129 (assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl)
6130 (assign_parm_remove_parallels, assign_parm_setup_block_p)
6131 (assign_parm_setup_block, assign_parm_setup_reg)
6132 (assign_parm_setup_stack, assign_parms, gimplify_parameters): Use
6133 arg.mode instead of promoted_mode, arg.type instead of passed_type
6134 and arg.named instead of named_arg. Use data->arg for
6135 function_arg_info structures that had the field values passed_type,
6136 promoted_mode and named_arg. Base other function_arg_infos on
6137 data->arg, changing the necessary properties.
6139 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
6141 * calls.h (apply_pass_by_reference_rules): Declare.
6142 * calls.c (apply_pass_by_reference_rules): New function.
6143 * config/c6x/c6x.c (c6x_call_saved_register_used): Use it.
6144 * config/rs6000/rs6000-call.c (rs6000_parm_needs_stack): Likewise.
6145 * config/s390/s390.c (s390_call_saved_register_used): Likewise.
6146 * function.c (assign_parm_find_data_types): Likewise.
6147 * var-tracking.c (prepare_call_arguments): Likewise.
6149 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
6151 * target.def (must_pass_in_stack): Take a function_arg_info instead
6152 of a mode and a type.
6153 * doc/tm.texi: Regenerate.
6154 * calls.h (must_pass_in_stack_var_size): Take a function_arg_info
6155 instead of a mode and a type.
6156 (must_pass_in_stack_var_size_or_pad): Likewise.
6157 * calls.c (must_pass_in_stack_var_size): Likewise.
6158 (must_pass_in_stack_var_size_or_pad): Likewise.
6159 (initialize_argument_information): Update call to
6160 targetm.calls.must_pass_in_stack.
6161 (must_pass_va_arg_on_stack): Likewise.
6162 * function.c (assign_parm_find_entry_rtl): Likewise.
6163 * targhooks.c (hook_pass_by_reference_must_pass_in_stack): Likewise.
6164 * config/alpha/alpha.c (alpha_function_arg): Likewise.
6165 (alpha_function_arg_advance): Likewise.
6166 * config/cr16/cr16.c (cr16_function_arg): Likewise.
6167 (cr16_function_arg_advance): Likewise.
6168 * config/cris/cris.c (cris_pass_by_reference): Likewise.
6169 (cris_arg_partial_bytes): Likewise.
6170 * config/iq2000/iq2000.c (iq2000_pass_by_reference): Likewise.
6171 * config/lm32/lm32.c (lm32_function_arg): Likewise.
6172 * config/mcore/mcore.c (mcore_num_arg_regs): Likewise.
6173 (mcore_function_arg, mcore_arg_partial_bytes): Likewise.
6174 * config/mips/mips.c (mips_pass_by_reference): Likewise.
6175 * config/mmix/mmix.c (mmix_function_arg_advance): Likewise.
6176 (mmix_function_arg_1, mmix_pass_by_reference): Likewise.
6177 * config/sh/sh.c (sh_pass_by_reference): Likewise.
6178 * config/stormy16/stormy16.c (xstormy16_function_arg): Likewise.
6179 * config/xtensa/xtensa.c (xtensa_function_arg_advance): Likewise.
6180 * config/arm/arm.c (arm_must_pass_in_stack): Take a function_arg_info
6181 instead of a mode and a type.
6182 * config/fr30/fr30.c (fr30_must_pass_in_stack): Likewise.
6183 (fr30_num_arg_regs): Likewise.
6184 (fr30_setup_incoming_varargs): Update calls accordingly.
6185 (fr30_arg_partial_bytes, fr30_function_arg): Likewise.
6186 (fr30_function_arg_advance): Likewise.
6187 * config/frv/frv.c (frv_must_pass_in_stack): Take a function_arg_info
6188 instead of a mode and a type.
6189 * config/gcn/gcn.c (num_arg_regs): Likewise.
6190 (gcn_function_arg, gcn_function_arg_advance): Update calls to
6191 num_arg_regs and targetm.calls.must_pass_in_stack.
6192 (gcn_arg_partial_bytes): Likewise.
6193 * config/i386/i386.c (ix86_must_pass_in_stack): Take a
6194 function_arg_info instead of a mode and a type.
6195 (classify_argument): Update call accordingly.
6196 * config/nds32/nds32.c (nds32_must_pass_in_stack): Take a
6197 function_arg_info instead of a mode and a type.
6198 * config/rs6000/rs6000-internal.h (rs6000_must_pass_in_stack):
6200 * config/rs6000/rs6000-call.c (rs6000_must_pass_in_stack): Likewise.
6201 (rs6000_parm_needs_stack): Update call accordingly.
6202 (setup_incoming_varargs): Likewise.
6204 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
6206 * target.def (callee_copies): Take a function_arg_info instead
6207 of a mode, type and named flag.
6208 * doc/tm.texi: Regenerate.
6209 * targhooks.h (hook_callee_copies_named): Take a function_arg_info
6210 instead of a mode, type and named flag.
6211 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Delete.
6212 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise.
6213 (hook_bool_CUMULATIVE_ARGS_arg_info_true): New function.
6214 * targhooks.c (hook_callee_copies_named): Take a function_arg_info
6215 instead of a mode, type and named flag.
6216 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Delete.
6217 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise.
6218 (hook_bool_CUMULATIVE_ARGS_arg_info_true): New function.
6219 * calls.h (reference_callee_copied): Take a function_arg_info
6220 instead of a mode, type and named flag.
6221 * calls.c (reference_callee_copied): Likewise.
6222 (initialize_argument_information): Update call accordingly.
6223 (emit_library_call_value_1): Likewise.
6224 * function.c (gimplify_parameters): Likewise.
6225 * config/aarch64/aarch64.c (TARGET_CALLEE_COPIES): Define to
6226 hook_bool_CUMULATIVE_ARGS_arg_info_false instead of
6227 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false.
6228 * config/c6x/c6x.c (c6x_callee_copies): Delete.
6229 (TARGET_CALLEE_COPIES): Define to
6230 hook_bool_CUMULATIVE_ARGS_arg_info_true instead.
6231 * config/epiphany/epiphany.c (TARGET_CALLEE_COPIES): Define to
6232 hook_bool_CUMULATIVE_ARGS_arg_info_true instead of
6233 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true.
6234 * config/mips/mips.c (mips_callee_copies): Take a function_arg_info
6235 instead of a mode, type and named flag.
6236 * config/mmix/mmix.c (TARGET_CALLEE_COPIES): Define to
6237 hook_bool_CUMULATIVE_ARGS_arg_info_true instead of
6238 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true.
6239 * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): Likewise.
6240 * config/msp430/msp430.c (msp430_callee_copies): Delete.
6241 (TARGET_CALLEE_COPIES): Define to
6242 hook_bool_CUMULATIVE_ARGS_arg_info_true instead.
6243 * config/pa/pa.c (pa_callee_copies): Take a function_arg_info
6244 instead of a mode, type and named flag.
6245 * config/sh/sh.c (sh_callee_copies): Likewise.
6246 * config/v850/v850.c (TARGET_CALLEE_COPIES): Define to
6247 hook_bool_CUMULATIVE_ARGS_arg_info_true instead of
6248 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true.
6250 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
6252 * target.def (function_arg_advance): Take a function_arg_info instead
6253 of a mode, type and named flag.
6254 * doc/tm.texi: Regenerate.
6255 * targhooks.h (default_function_arg_advance): Take a function_arg_info
6256 instead of a mode, type and named flag.
6257 * targhooks.c (default_function_arg_advance): Likewise.
6258 * calls.c (initialize_argument_information): Update call to
6259 targetm.calls.function_arg_advance.
6260 (emit_library_call_value_1): Likewise.
6261 * dse.c (get_call_args): Likewise.
6262 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
6263 * function.c (assign_parms, gimplify_parameters): Likewise.
6264 * var-tracking.c (prepare_call_arguments): Likewise.
6265 * config/aarch64/aarch64.c (aarch64_function_arg_advance): Take a
6266 function_arg_info instead of a mode, type and named flag.
6267 (aarch64_setup_incoming_varargs): Update call accordingly.
6268 * config/alpha/alpha.c (alpha_function_arg_advance): Take a
6269 function_arg_info instead of a mode, type and named flag.
6270 (alpha_setup_incoming_varargs): Update call accordingly.
6271 * config/arc/arc.c (arc_function_arg_advance): Take a
6272 function_arg_info instead of a mode, type and named flag.
6273 (arc_setup_incoming_varargs): Update call accordingly.
6274 * config/arm/arm.c (arm_function_arg_advance): Take a
6275 function_arg_info instead of a mode, type and named flag.
6276 (cmse_func_args_or_return_in_stack): Update call accordingly.
6277 (arm_function_ok_for_sibcall): Likewise.
6278 (cmse_nonsecure_call_clear_caller_saved): Likewise.
6279 * config/avr/avr.c (avr_function_arg_advance): Take a
6280 function_arg_info instead of a mode, type and named flag.
6281 * config/bfin/bfin.c (bfin_function_arg_advance): Likewise.
6282 * config/c6x/c6x.c (c6x_function_arg_advance): Likewise.
6283 (c6x_call_saved_register_used): Update call accordingly.
6284 * config/cr16/cr16.c (cr16_function_arg_advance): Take a
6285 function_arg_info instead of a mode, type and named flag.
6286 * config/cris/cris.c (cris_function_arg_advance): Likewise.
6287 * config/csky/csky.c (csky_function_arg_advance): Likewise.
6288 (csky_setup_incoming_varargs): Update call accordingly.
6289 * config/epiphany/epiphany.c (epiphany_function_arg_advance): Take a
6290 function_arg_info instead of a mode, type and named flag.
6291 * config/fr30/fr30.c (fr30_function_arg_advance): Likewise.
6292 * config/frv/frv.c (frv_function_arg_advance): Likewise.
6293 * config/ft32/ft32.c (ft32_function_arg_advance): Likewise.
6294 * config/gcn/gcn.c (gcn_function_arg_advance): Likewise.
6295 * config/h8300/h8300.c (h8300_function_arg_advance): Likewise.
6296 * config/i386/i386.c (ix86_function_arg_advance): Likewise.
6297 (ix86_setup_incoming_varargs): Update call accordingly.
6298 * config/ia64/ia64.c (ia64_function_arg_advance): Take a
6299 function_arg_info instead of a mode, type and named flag.
6300 (ia64_setup_incoming_varargs): Update call accordingly.
6301 * config/iq2000/iq2000.c (iq2000_function_arg_advance): Take a
6302 function_arg_info instead of a mode, type and named flag.
6303 (iq2000_expand_prologue): Update call accordingly.
6304 * config/lm32/lm32.c (lm32_function_arg_advance): Take a
6305 function_arg_info instead of a mode, type and named flag.
6306 * config/m32c/m32c.c (m32c_function_arg_advance): Likewise.
6307 * config/m32r/m32r.c (m32r_function_arg_advance): Likewise.
6308 * config/m68k/m68k.c (m68k_function_arg_advance): Likewise.
6309 * config/mcore/mcore.c (mcore_function_arg_advance): Likewise.
6310 * config/microblaze/microblaze.c (microblaze_function_arg_advance):
6312 (microblaze_expand_prologue): Update call accordingly.
6313 * config/mips/mips.c (mips_function_arg_advance): Take a
6314 function_arg_info instead of a mode, type and named flag.
6315 (mips_setup_incoming_varargs): Update call accordingly.
6316 (mips_output_args_xfer): Likewise.
6317 * config/mmix/mmix.c (mmix_function_arg_advance): Take a
6318 function_arg_info instead of a mode, type and named flag.
6319 * config/mn10300/mn10300.c (mn10300_function_arg_advance): Likewise.
6320 * config/moxie/moxie.c (moxie_function_arg_advance): Likewise.
6321 * config/msp430/msp430.c (msp430_function_arg_advance): Likewise.
6322 * config/nds32/nds32.c (nds32_function_arg_advance): Likewise.
6323 * config/nios2/nios2.c (nios2_function_arg_advance): Likewise.
6324 (nios2_setup_incoming_varargs): Update call accordingly.
6325 * config/nvptx/nvptx.c (nvptx_function_arg_advance): Take a
6326 function_arg_info instead of a mode, type and named flag.
6327 * config/or1k/or1k.c (or1k_function_arg_advance): Likewise.
6328 * config/pa/pa.c (pa_function_arg_advance): Likewise.
6329 * config/pdp11/pdp11.c (pdp11_function_arg_advance): Likewise.
6330 * config/pru/pru.c (pru_function_arg_advance): Likewise.
6331 * config/riscv/riscv.c (riscv_function_arg_advance): Likewise.
6332 (riscv_setup_incoming_varargs): Update call accordingly.
6333 * config/rl78/rl78.c (rl78_function_arg_advance): Take a
6334 function_arg_info instead of a mode, type and named flag.
6335 * config/rs6000/rs6000-internal.h (rs6000_function_arg_advance):
6337 * config/rs6000/rs6000-call.c (rs6000_function_arg_advance): Likewise.
6338 (rs6000_parm_needs_stack): Update call accordingly.
6339 * config/rx/rx.c (rx_function_arg_advance): Take a function_arg_info
6340 instead of a mode, type and named flag.
6341 * config/s390/s390.c (s390_function_arg_advance): Likewise.
6342 (s390_call_saved_register_used): Update call accordingly.
6343 * config/sh/sh.c (sh_function_arg_advance): Take a function_arg_info
6344 instead of a mode, type and named flag.
6345 (sh_output_mi_thunk): Update call accordingly.
6346 * config/sparc/sparc.c (sparc_function_arg_advance): Take a
6347 function_arg_info instead of a mode, type and named flag.
6348 * config/spu/spu.c (spu_function_arg_advance): Likewise.
6349 (spu_setup_incoming_varargs): Update call accordingly.
6350 * config/stormy16/stormy16.c (xstormy16_function_arg_advance): Take a
6351 function_arg_info instead of a mode, type and named flag.
6352 * config/tilegx/tilegx.c (tilegx_function_arg_advance): Likewise.
6353 (tilegx_setup_incoming_varargs): Update call accordingly.
6354 * config/tilepro/tilepro.c (tilepro_function_arg_advance): Take a
6355 function_arg_info instead of a mode, type and named flag.
6356 (tilegx_setup_incoming_varargs): Update call accordingly.
6357 * config/v850/v850.c (v850_function_arg_advance): Take a
6358 function_arg_info instead of a mode, type and named flag.
6359 * config/vax/vax.c (vax_function_arg_advance): Likewise.
6360 * config/visium/visium.c (visium_function_arg_advance): Likewise.
6361 (visium_setup_incoming_varargs): Update call accordingly.
6362 * config/xtensa/xtensa.c (xtensa_function_arg_advance): Take a
6363 function_arg_info instead of a mode, type and named flag.
6365 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
6367 * target.def (function_arg, function_incoming_arg): Take a
6368 function_arg_info instead of a mode, tree and named flag.
6369 * doc/tm.texi: Regenerate.
6370 * targhooks.h (default_function_arg): Take a function_arg_info
6371 instead of a mode, tree and named flag.
6372 (default_function_incoming_arg): Likewise.
6373 * targhooks.c (default_function_arg): Likewise.
6374 (default_function_incoming_arg): Likewise.
6375 * calls.h (function_arg_info::end_marker_p): New function.
6376 (function_arg_info::end_marker): Likewise.
6377 * calls.c (prepare_call_address, initialize_argument_information)
6378 (expand_call, emit_library_call_value_1): Update calls to
6379 targetm.calls.function_arg and targetm.calls.function_incoming_arg.
6380 * dse.c: Include calls.h.
6381 (get_call_args): Update call to targetm.calls.function_arg.
6382 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
6383 * var-tracking.c (prepare_call_arguments): Likewise.
6384 * function.c (assign_parm_find_entry_rtl): Update call to
6385 targetm.calls.function_incoming_arg.
6386 * config/aarch64/aarch64.c (aarch64_function_arg): Take a
6387 function_arg_info instead of a mode, tree and named flag.
6388 * config/alpha/alpha.c (alpha_function_arg): Likewise.
6389 * config/arc/arc.c (arc_function_arg): Likewise.
6390 * config/arm/arm.c (arm_function_arg): Likewise.
6391 (cmse_func_args_or_return_in_stack): Update call accordingly.
6392 (arm_function_ok_for_sibcall): Likewise.
6393 (cmse_nonsecure_call_clear_caller_saved): Likewise.
6394 * config/avr/avr.c (avr_function_arg): Take a function_arg_info
6395 instead of a mode, tree and named flag.
6396 * config/bfin/bfin.c (bfin_function_arg): Likewise.
6397 * config/c6x/c6x.c (c6x_function_arg): Likewise.
6398 (c6x_call_saved_register_used): Update call accordingly.
6399 * config/cr16/cr16.c (cr16_function_arg): Take a function_arg_info
6400 instead of a mode, tree and named flag.
6401 * config/cris/cris.c (cris_function_arg, cris_function_incoming_arg)
6402 (cris_function_arg_1): Likewise.
6403 * config/csky/csky.c (csky_function_arg): Likewise.
6404 * config/epiphany/epiphany.c (epiphany_function_arg): Likewise.
6405 * config/fr30/fr30.c (fr30_function_arg): Likewise.
6406 * config/frv/frv.c (frv_function_arg, frv_function_incoming_arg)
6407 (frv_function_arg_1): Likewise.
6408 * config/ft32/ft32.c (ft32_function_arg): Likewise.
6409 * config/gcn/gcn.c (gcn_function_arg): Likewise.
6410 * config/h8300/h8300.c (h8300_function_arg): Likewise.
6411 * config/i386/i386.c (ix86_function_arg): Likewise.
6412 * config/ia64/ia64.c (ia64_function_arg, ia64_function_incoming_arg)
6413 (ia64_function_arg_1): Likewise.
6414 * config/iq2000/iq2000.c (iq2000_function_arg): Likewise.
6415 (iq2000_expand_prologue, iq2000_pass_by_reference): Update call
6417 * config/lm32/lm32.c (lm32_function_arg): Take a function_arg_info
6418 instead of a mode, tree and named flag.
6419 * config/m32c/m32c.c (m32c_function_arg): Likewise.
6420 * config/m32r/m32r.c (m32r_function_arg): Likewise.
6421 * config/m68k/m68k.c (m68k_function_arg): Likewise.
6422 * config/mcore/mcore.c (mcore_function_arg): Likewise.
6423 * config/microblaze/microblaze.c (microblaze_function_arg): Likewise.
6424 (microblaze_expand_prologue): Update call accordingly.
6425 * config/mips/mips.c (mips_function_arg): Take a function_arg_info
6426 instead of a mode, tree and named flag.
6427 * config/mmix/mmix.c (mmix_function_incoming_arg, mmix_function_arg)
6428 (mmix_function_arg_1): Likewise.
6429 * config/mn10300/mn10300.c (mn10300_function_arg): Likewise.
6430 * config/moxie/moxie.c (moxie_function_arg): Likewise.
6431 * config/msp430/msp430.c (msp430_function_arg): Likewise.
6432 * config/nds32/nds32.c (nds32_function_arg): Likewise.
6433 * config/nios2/nios2.c (nios2_function_arg): Likewise.
6434 * config/nvptx/nvptx.c (nvptx_function_arg): Likewise.
6435 (nvptx_function_incoming_arg): Likewise.
6436 * config/or1k/or1k.c (or1k_function_arg): Likewise.
6437 * config/pa/pa.c (pa_function_arg): Likewise.
6438 * config/pdp11/pdp11.c (pdp11_function_arg): Likewise.
6439 * config/pru/pru.c (pru_function_arg): Likewise.
6440 * config/riscv/riscv.c (riscv_function_arg): Likewise.
6441 * config/rl78/rl78.c (rl78_function_arg): Likewise.
6442 * config/rs6000/rs6000-internal.h (rs6000_function_arg): Likewise.
6443 * config/rs6000/rs6000-call.c (rs6000_function_arg): Likewise.
6444 (rs6000_parm_needs_stack): Update call accordingly.
6445 * config/rx/rx.c (rx_function_arg): Take a function_arg_info
6446 instead of a mode, tree and named flag.
6447 * config/s390/s390.c (s390_function_arg): Likewise.
6448 (s390_call_saved_register_used): Update call accordingly.
6449 * config/sh/sh.c (sh_function_arg): Take a function_arg_info
6450 instead of a mode, tree and named flag.
6451 (sh_output_mi_thunk): Update call accordingly.
6452 * config/sparc/sparc.c (sparc_function_arg_1, sparc_function_arg)
6453 (sparc_function_incoming_arg): Take a function_arg_info instead of
6454 a mode, tree and named flag.
6455 * config/spu/spu.c (spu_function_arg): Likewise.
6456 * config/stormy16/stormy16.c (xstormy16_function_arg): Likewise.
6457 * config/tilegx/tilegx.c (tilegx_function_arg): Likewise.
6458 * config/tilepro/tilepro.c (tilepro_function_arg): Likewise.
6459 * config/v850/v850.c (v850_function_arg): Likewise.
6460 * config/vax/vax.c (vax_function_arg): Likewise.
6461 * config/visium/visium.c (visium_function_arg): Likewise.
6462 * config/xtensa/xtensa.c (xtensa_function_arg_1, xtensa_function_arg)
6463 (xtensa_function_incoming_arg): Likewise.
6465 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
6467 * target.def (setup_incoming_varargs): Take a function_arg_info
6468 instead of a mode and tree.
6469 * doc/tm.texi: Regenerate.
6470 * targhooks.h (default_setup_incoming_varargs): Take a
6471 function_arg_info instead of a mode and tree.
6472 * targhooks.c (default_setup_incoming_varargs): Likewise.
6473 * config/aarch64/aarch64.c (aarch64_setup_incoming_varargs): Likewise.
6474 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6475 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
6476 * config/arm/arm.c (arm_setup_incoming_varargs): Likewise.
6477 * config/bfin/bfin.c (setup_incoming_varargs): Likewise.
6478 * config/cris/cris.c (cris_setup_incoming_varargs): Likewise.
6479 * config/csky/csky.c (csky_setup_incoming_varargs): Likewise.
6480 * config/epiphany/epiphany.c (epiphany_setup_incoming_varargs):
6482 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Likewise.
6483 * config/frv/frv.c (frv_setup_incoming_varargs): Likewise.
6484 * config/ft32/ft32.c (ft32_setup_incoming_varargs): Likewise.
6485 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
6486 * config/ia64/ia64.c (ia64_setup_incoming_varargs): Likewise.
6487 * config/iq2000/iq2000.c (iq2000_setup_incoming_varargs): Likewise.
6488 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
6489 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
6490 * config/mcore/mcore.c (mcore_setup_incoming_varargs): Likewise.
6491 * config/mips/mips.c (mips_setup_incoming_varargs): Likewise.
6492 * config/mmix/mmix.c (mmix_setup_incoming_varargs): Likewise.
6493 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Likewise.
6494 * config/nds32/nds32.c (nds32_setup_incoming_varargs): Likewise.
6495 * config/nios2/nios2.c (nios2_setup_incoming_varargs): Likewise.
6496 * config/riscv/riscv.c (riscv_setup_incoming_varargs): Likewise.
6497 * config/rs6000/rs6000-internal.h (setup_incoming_varargs): Likewise.
6498 * config/rs6000/rs6000-call.c (setup_incoming_varargs): Likewise.
6499 * config/sh/sh.c (sh_setup_incoming_varargs): Likewise.
6500 * config/spu/spu.c (spu_setup_incoming_varargs): Likewise.
6501 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs): Likewise.
6502 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs): Likewise.
6503 * config/visium/visium.c (visium_setup_incoming_varargs): Likewise.
6504 * function.c (assign_parms_setup_varargs): Update call to
6505 targetm.calls.setup_incoming_varargs.
6507 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
6509 * target.def (pass_by_reference): Take a function_arg_info instead
6510 of a mode, type and named flag.
6511 * doc/tm.texi: Regenerate.
6512 * targhooks.h (hook_pass_by_reference_must_pass_in_stack): Update
6514 (hook_bool_CUMULATIVE_ARGS_arg_info_false): Declare.
6515 * targhooks.c (hook_pass_by_reference_must_pass_in_stack): Take a
6516 function_arg_info instead of a mode, type and named flag.
6517 (hook_bool_CUMULATIVE_ARGS_arg_info_false): New function.
6518 * calls.h (pass_by_reference): Take a function_arg_info instead of a
6519 mode, type and named flag.
6520 * calls.c (pass_by_reference): Likewise.
6521 (pass_va_arg_by_reference): Update call accordingly.
6522 (initialize_argument_information): Likewise.
6523 (emit_library_call_value_1): Likewise.
6524 * function.c (assign_parm_find_data_types): Likewise.
6525 * var-tracking.c (prepare_call_arguments): Likewise.
6526 * stor-layout.c: Include calls.h.
6527 (compute_record_mode): Update call to targetm.calls.pass_by_reference.
6528 * config/aarch64/aarch64.c (aarch64_pass_by_reference): Take a
6529 function_arg_info instead of a mode, type and named flag.
6530 * config/alpha/alpha.c (alpha_pass_by_reference): Likewise.
6531 * config/arc/arc.c (arc_pass_by_reference): Likewise.
6532 * config/arm/arm.c (arm_pass_by_reference): Likewise.
6533 * config/bfin/bfin.c (bfin_pass_by_reference): Likewise.
6534 * config/c6x/c6x.c (c6x_pass_by_reference): Likewise.
6535 (c6x_call_saved_register_used): Update call to pass_by_reference.
6536 * config/cris/cris.c (cris_pass_by_reference): Take a
6537 function_arg_info instead of a mode, type and named flag.
6538 * config/epiphany/epiphany.c (epiphany_pass_by_reference): Take a
6539 function_arg_info instead of a mode, type and named flag.
6540 (epiphany_arg_partial_bytes): Update call accordingly.
6541 * config/ft32/ft32.c (ft32_pass_by_reference): Take a
6542 function_arg_info instead of a mode, type and named flag.
6543 (ft32_arg_partial_bytes): Update call accordingly.
6544 * config/i386/i386.c (ix86_pass_by_reference): Take a
6545 function_arg_info instead of a mode, type and named flag.
6546 * config/iq2000/iq2000.c (iq2000_pass_by_reference): Likewise.
6547 * config/m32c/m32c.c (m32c_pass_by_reference): Likewise.
6548 * config/m32r/m32r.c (m32r_pass_by_reference): Likewise.
6549 (m32r_return_in_memory): Update call accordingly.
6550 * config/mips/mips.c (mips_pass_by_reference): Take a
6551 function_arg_info instead of a mode, type and named flag.
6552 * config/mmix/mmix.c (mmix_pass_by_reference): Likewise.
6553 * config/mn10300/mn10300.c (mn10300_pass_by_reference): Likewise.
6554 * config/moxie/moxie.c (moxie_pass_by_reference): Likewise.
6555 (moxie_arg_partial_bytes): Update call accordingly.
6556 * config/msp430/msp430.c (msp430_pass_by_reference): Take a
6557 function_arg_info instead of a mode, type and named flag.
6558 * config/nvptx/nvptx.c (nvptx_pass_by_reference): Likewise.
6559 * config/or1k/or1k.c (or1k_pass_by_reference): Likewise.
6560 * config/pa/pa.c (pa_pass_by_reference): Likewise.
6561 * config/riscv/riscv.c (riscv_pass_by_reference): Likewise.
6562 (riscv_return_in_memory): Update call accordingly.
6563 * config/rs6000/rs6000-internal.h (rs6000_pass_by_reference): Take a
6564 function_arg_info instead of a mode, type and named flag.
6565 * config/rs6000/rs6000-call.c (rs6000_pass_by_reference): Likewise.
6566 (rs6000_parm_needs_stack): Update call to pass_by_reference.
6567 * config/s390/s390.c (s390_pass_by_reference): Take a
6568 function_arg_info instead of a mode, type and named flag.
6569 (s390_call_saved_register_used): Update call accordingly.
6570 * config/sh/sh.c (sh_pass_by_reference): Take a function_arg_info
6571 instead of a mode, type and named flag.
6572 * config/sparc/sparc.c (sparc_pass_by_reference): Likewise.
6573 * config/spu/spu.c (spu_pass_by_reference): Likewise.
6574 * config/tilegx/tilegx.c (tilegx_pass_by_reference): Likewise.
6575 * config/tilepro/tilepro.c (tilepro_pass_by_reference): Likewise.
6576 * config/v850/v850.c (v850_pass_by_reference): Likewise.
6577 * config/visium/visium.c (visium_pass_by_reference): Likewise.
6579 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
6581 * target.def (arg_partial_bytes): Take a function_arg_info instead
6582 of a mode, type and named flag.
6583 * doc/tm.texi: Regenerate.
6584 * target.h (function_arg_info): Declare.
6585 * calls.h (function_arg_info): New class.
6586 * targhooks.h (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Delete.
6587 (hook_int_CUMULATIVE_ARGS_arg_info_0): Declare.
6588 * targhooks.c (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Delete.
6589 (hook_int_CUMULATIVE_ARGS_arg_info_0): New function.
6590 * calls.c (initialize_argument_information): Update call to
6591 targetm.calls.partial_bytes.
6592 (emit_library_call_value_1): Likewise.
6593 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
6594 * function.c (assign_parm_find_entry_rtl): Likewise.
6595 * config/alpha/alpha.c (alpha_arg_partial_bytes): Take a
6596 function_arg_info instead of a mode, type and named flag.
6597 * config/arc/arc.c (arc_arg_partial_bytes): Likewise.
6598 * config/arm/arm.c (arm_arg_partial_bytes): Likewise.
6599 (cmse_func_args_or_return_in_stack): Update accordingly.
6600 * config/bfin/bfin.c (bfin_arg_partial_bytes): Take a
6601 function_arg_info instead of a mode, type and named flag.
6602 * config/cris/cris.c (cris_arg_partial_bytes): Likewise.
6603 * config/csky/csky.c (csky_arg_partial_bytes): Likewise.
6604 * config/epiphany/epiphany.c (epiphany_arg_partial_bytes): Likewise.
6605 * config/fr30/fr30.c: Include calls.h.
6606 (fr30_arg_partial_bytes): Take a function_arg_info instead of a mode,
6607 type and named flag.
6608 * config/frv/frv.c: Include calls.h.
6609 (frv_arg_partial_bytes): Take a function_arg_info instead of a mode,
6610 type and named flag.
6611 * config/ft32/ft32.c (ft32_arg_partial_bytes): Likewise.
6612 * config/gcn/gcn.c (gcn_arg_partial_bytes): Likewise.
6613 * config/ia64/ia64.c (ia64_arg_partial_bytes): Likewise.
6614 * config/iq2000/iq2000.c (iq2000_arg_partial_bytes): Likewise.
6615 * config/m32r/m32r.c (m32r_arg_partial_bytes): Likewise.
6616 * config/mcore/mcore.c (mcore_arg_partial_bytes): Likewise.
6617 * config/microblaze/microblaze.c (function_arg_partial_bytes):
6619 * config/mips/mips.c (mips_arg_partial_bytes): Likewise.
6620 * config/mn10300/mn10300.c (mn10300_arg_partial_bytes): Likewise.
6621 * config/moxie/moxie.c (moxie_arg_partial_bytes): Likewise.
6622 * config/msp430/msp430.c (msp430_arg_partial_bytes): Likewise.
6623 * config/nds32/nds32.c (nds32_arg_partial_bytes): Likewise.
6624 * config/nios2/nios2.c (nios2_arg_partial_bytes): Likewise.
6625 * config/pa/pa.c (pa_arg_partial_bytes): Likewise.
6626 * config/pru/pru.c (pru_arg_partial_bytes): Likewise.
6627 * config/riscv/riscv.c (riscv_arg_partial_bytes): Likewise.
6628 * config/rs6000/rs6000-internal.h (rs6000_arg_partial_bytes): Likewise.
6629 * config/rs6000/rs6000-call.c (rs6000_arg_partial_bytes): Likewise.
6630 (rs6000_parm_needs_stack): Update call accordingly.
6631 * config/sh/sh.c (sh_arg_partial_bytes): Take a
6632 function_arg_info instead of a mode, type and named flag.
6633 * config/sparc/sparc.c (sparc_arg_partial_bytes): Likewise.
6634 * config/v850/v850.c (v850_arg_partial_bytes): Likewise.
6636 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
6638 * calls.h (must_pass_va_arg_in_stack): Declare.
6639 * calls.c (must_pass_va_arg_in_stack): New function.
6640 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use it.
6641 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6642 * config/stormy16/stormy16.c (xstormy16_gimplify_va_arg_expr):
6644 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6646 2019-08-20 Richard Sandiford <richard.sandiford@arm.com>
6648 * calls.h (pass_va_arg_by_reference): Declare.
6649 * calls.c (pass_va_arg_by_reference): New function.
6650 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Use it.
6651 * config/alpha/alpha.c (alpha_gimplify_va_arg): Likewise.
6652 * config/gcn/gcn.c (gcn_gimplify_va_arg_expr): Likewise.
6653 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6654 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
6655 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Likewise.
6656 (mips_gimplify_va_arg_expr): Likewise.
6657 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Likewise.
6658 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6659 * config/rs6000/rs6000-call.c (rs6000_gimplify_va_arg): Likewise.
6660 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
6661 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
6662 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
6663 * config/tilegx/tilegx.c (tilegx_gimplify_va_arg_expr): Likewise.
6664 * config/tilepro/tilepro.c (tilepro_gimplify_va_arg_expr): Likewise.
6665 * config/visium/visium.c (visium_gimplify_va_arg): Likewise.
6666 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6667 * targhooks.c (std_gimplify_va_arg_expr): Likewise.
6669 2019-08-20 Richard Biener <rguenther@suse.de>
6672 * config/i386/i386-features.c (general_scalar_chain::convert_op):
6673 Use (vec_merge (vec_duplicate..)) style vector from scalar move.
6674 (convert_scalars_to_vector): Add timode_p parameter and use it
6675 to guard TImode-only operation.
6676 (pass_stv::gate): Adjust so STV runs twice for TARGET_64BIT.
6677 (pass_stv::execute): Pass down timode_p.
6679 2019-08-20 Lili Cui <lili.cui@intel.com>
6681 * common/config/i386/i386-common.c
6682 (processor_names): Add tigerlake and cooperlake.
6683 (processor_alias_table): Add tigerlake and cooperlake.
6684 * config.gcc: Add -march=tigerlake and cooperlake.
6685 * config/i386/driver-i386.c
6686 (host_detect_local_cpu): Detect tigerlake and cooperlake.
6687 Add "has_avx" to classify processor.
6688 * config/i386/i386-builtins.c (processor_model) :
6689 Add M_INTEL_COREI7_TIGERLAKE and M_INTEL_COREI7_COOPERLAKE.
6690 (arch_names_table): Add tigerlake and cooperlake.
6691 (get_builtin_code_for_version) : Handle PROCESSOR_TIGERLAKE
6692 and PROCESSOR_COOPERLAKE.
6693 * config/i386/i386-c.c
6694 (ix86_target_macros_internal): Handle tigerlake and cooperlake.
6695 * config/i386/i386-options.c
6696 (m_TIGERLAKE) : Define.
6697 (m_COOPERLAKE) : Ditto.
6698 (m_CORE_AVX512): Ditto.
6699 (processor_cost_table): Add cascadelake.
6700 (ix86_option_override_internal): Hadle PTA_MOVDIRI, PTA_MOVDIR64B.
6701 * config/i386/i386.h
6702 (ix86_size_cost) : Define TARGET_TIGERLAKE and TARGET_COOPERLAKE.
6703 (processor_type) : Add PROCESSOR_TIGERLAKE and PROCESSOR_COOPERLAKE.
6704 (PTA_MOVDIRI): Ditto.
6705 (PTA_MOVDIR64B): Ditto.
6706 (PTA_COOPERLAKE) : Ditto.
6707 (PTA_TIGERLAKE) : Ditto.
6708 (processor_type) : Add PROCESSOR_TIGERLAKE and PROCESSOR_COOPERLAKE.
6709 * doc/extend.texi: Add tigerlake and cooperlake.
6710 * doc/invoke.texi: Add tigerlake and cooperlake.
6712 2019-08-20 Gerald Pfeifer <gerald@pfeifer.com>
6714 * doc/install.texi (Specific, alpha): Remove note to use
6715 binutils 2.11.2 or later.
6717 2019-08-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
6720 * function.c (assign_parm_find_stack_rtl): Use larger alignment
6723 2019-08-19 Joel Hutton <Joel.Hutton@arm.com>
6725 * config/aarch64/aarch64-protos.h (aarch64_fpconst_pow2_recip): New prototype
6726 * config/aarch64/aarch64.c (aarch64_fpconst_pow2_recip): New function
6727 * config/aarch64/aarch64.md (*aarch64_<su_optab>cvtf<fcvt_target><GPF:mode>2_mult): New pattern
6728 (*aarch64_<su_optab>cvtf<fcvt_iesize><GPF:mode>2_mult): New pattern
6729 * config/aarch64/constraints.md (Dt): New constraint
6730 * config/aarch64/predicates.md (aarch64_fpconst_pow2_recip): New predicate
6732 2019-08-19 Richard Biener <rguenther@suse.de>
6734 PR tree-optimization/91403
6735 * tree-scalar-evolution.c (follow_ssa_edge_binary): Inline
6736 cases we can handle with tail-recursion...
6737 (follow_ssa_edge_expr): ... here. Do so.
6739 2019-08-19 Kito Cheng <kito.cheng@sifive.com>
6742 * toplev.c (process_options): Check TARGET_ASAN_SHADOW_OFFSET is
6743 implemented for -fsanitize=kernel-address, and merge check logic
6744 with -fsanitize=address.
6746 2019-08-18 Iain Sandoe <iain@sandoe.co.uk>
6748 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Add asserts
6749 for cpu and machine. Factor 64/32b builtins.
6751 2019-08-18 Gerald Pfeifer <gerald@pfeifer.com>
6753 * doc/install.texi (Specific, bfin): blackfin.uclinux.org is
6754 gone, point to sourceforge.net.
6756 2019-08-17 Gerald Pfeifer <gerald@pfeifer.com>
6758 * doc/ux.texi (User Experience Guidelines): Update reference.
6760 2019-08-17 Gerald Pfeifer <gerald@pfeifer.com>
6762 * doc/include/gpl_v3.texi (Copying): Adjust the link to "Why
6765 2019-08-16 Eric Botcazou <ebotcazou@adacore.com>
6767 * tree-sra.c (build_reconstructed_reference): Return NULL_TREE instead
6768 of NULL. Add guard for broken VIEW_CONVERT_EXPRs.
6770 2019-08-16 Martin Sebor <msebor@redhat.com>
6772 * tree.def (TYPE_SIZE): Clarify.
6773 * tree.h (TYPE_SIZE, TYPE_SIZE_UNIT, DECL_SIZE): Add comments.
6775 2019-08-16 Bernd Edlinger <bernd.edlinger@hotmail.de>
6777 PR tree-optimization/91109
6778 * lra-int.h (lra_need_for_scratch_reg_p): Declare.
6779 * lra.c (lra): Use lra_need_for_scratch_reg_p.
6780 * lra-spills.c (lra_need_for_scratch_reg_p): New function.
6782 2019-08-16 Uroš Bizjak <ubizjak@gmail.com>
6784 * config/i386/mmx.md (mmxdoublemode): New mode attribute.
6785 (mmx_uavg<mode>3): Macroize expaner from mmx_uavgv8qi3 and
6786 mmx_uavgv4hi3 using MMXMODE12 mode iterator.
6787 (uavg<mode>3_ceil): New expander.
6788 * config/i386/sse.md (uavg<mode>3_ceil): Use ssedoublemode
6789 mode iterator when creating CONST1_RTX.
6790 (<sse2_avx2>_uavg<mode>3<mask_name>): Ditto.
6791 (*<sse2_avx2>_uavg<mode>3<mask_name>): Use ssedoublemode
6792 mode iterator for const1_operand predicate.
6794 2019-08-16 Richard Biener <rguenther@suse.de>
6796 * tree-scalar-evolution.c (follow_ssa_edge_expr): Declare.
6797 (follow_ssa_edge_binary): Call follow_ssa_edge_expr instead of
6799 (follow_ssa_edge_in_condition_phi_branch): Likewise.
6800 (analyze_evolution_in_loop): Likewise.
6801 (follow_ssa_edge, follow_ssa_edge_in_rhs): Inline into ...
6802 (follow_ssa_edge_expr): ... here. Refactor code.
6804 2019-08-16 Richard Biener <rguenther@suse.de>
6807 * config/i386/i386-features.c
6808 (general_scalar_chain::replace_with_subreg): Stop at memory operands.
6810 2019-08-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6813 * gensupport.c (has_subst_attribute): Error out on set_attr_alternative
6814 only if subst_name matches curr_attr string.
6816 2019-08-16 Richard Biener <rguenther@suse.de>
6818 * tree-ssa-forwprop.c (simplify_builtin_call): Do not remove
6819 stmt at gsi_p, instead replace it with a NOP removed later.
6820 (pass_forwprop::execute): Fully propagate lattice, DCE stmts
6821 that became dead because of that.
6823 2019-08-16 Aldy Hernandez <aldyh@redhat.com>
6825 * gimple-ssa-evrp-analyze.c (record_ranges_from_phis): Skip PHIs
6826 for which we can't represent a range.
6827 * ipa-cp.c (ipcp_vr_lattice::set_to_bottom): Pass type to
6829 * tree-ssa-threadedge.c (record_temporary_equivalences_from_phis):
6830 Set VR_UNDEFINED if type is not supported.
6831 * tree-ssanames.c (get_range_info): Pass type to set_varying.
6832 * tree-vrp.c (value_range_base::check): Assert that a varying has
6834 (value_range_base::equal_p): Early bail for undefines.
6835 (value_range_base::set_varying): Accept a type.
6836 (value_range::set_varying): Same.
6837 (value_range_base::type): VARYING can have a type, while UNDEFINE
6839 (value_range_base::dump): Print type for VARYING nodes.
6840 (value_range_base::set): Add type to VARYING.
6841 (extract_range_from_multiplicative_op): Pass type to set_varying.
6842 (extract_range_from_binary_expr): Same.
6843 (value_range_base::intersect_helper): Same.
6844 (value_range_base::union_helper): Same.
6845 (value_range_base::normalize_symbolics): Same.
6846 (determine_value_range_1): Same.
6847 * tree-vrp.h (class value_range_base): Add type to set_varying.
6848 Add prototype for dump(void).
6849 Add prototype for supports_type_p.
6850 (class value_range): Add type to set_varying.
6851 Add prototype for dump(void).
6852 * vr-values.c (set_value_range_to_truthvalue): Pass type to
6854 (vr_values::get_lattice_entry): Set varying even if propagation
6856 Pass type to set_varying.
6857 (vr_values::get_value_range): Remove vr_const_varying.
6858 Reallocate the lattice if needed.
6859 (vr_values::update_value_range): Pass type to set_varying.
6860 (vr_values::extract_range_for_var_from_comparison_expr): Same.
6861 (vr_values::extract_range_from_binary_expr): Same.
6862 (vr_values::extract_range_from_unary_expr): Same.
6863 (vr_values::extract_range_from_cond_expr): Same.
6864 (vr_values::check_for_binary_op_overflow): Same.
6865 (vr_values::extract_range_basic): Same.
6866 (vr_values::extract_range_from_assignment): Same.
6867 (vr_values::vr_values): Increase size of num_vr_values.
6868 (vr_values::extract_range_from_phi_node): Pass type to
6871 2019-08-15 H.J. Lu <hongjiu.lu@intel.com>
6874 * config/i386/i386.c (inline_memory_move_cost): Use hard_register
6875 for costs of hard register moves.
6876 (ix86_register_move_cost): Likewise.
6877 * config/i386/i386.h (processor_costs): Move costs of hard
6878 register moves to hard_register. Add int_load, int_store,
6879 xmm_move, ymm_move, zmm_move, sse_to_integer, integer_to_sse,
6880 sse_load, sse_store, sse_unaligned_load and sse_unaligned_store
6881 for costs of RTL expressions.
6882 * config/i386/x86-tune-costs.h: Move costs of hard register
6883 moves to hard_register. Duplicate int_load, int_store,
6884 xmm_move, ymm_move, zmm_move, sse_to_integer, integer_to_sse,
6885 sse_load, sse_store for costs of RTL expressions.
6887 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
6889 * target.def (setup_incoming_vararg_bounds): Remove.
6890 * doc/tm.texi.in (TARGET_SETUP_INCOMING_VARARG_BOUNDS): Remove.
6891 * doc/tm.texi: Regenerate.
6892 * targhooks.c (default_setup_incoming_vararg_bounds): Delete.
6893 * targhooks.h (default_setup_incoming_vararg_bounds): Likewise.
6894 * config/i386/i386.c (ix86_setup_incoming_vararg_bounds): Likewise.
6895 (TARGET_SETUP_INCOMING_VARARG_BOUNDS): Likewise.
6897 2019-08-15 Jozef Lawrynowicz <jozef.l@mittosystems.com>
6899 MSP430: Fix lines over 80 characters long in
6900 config/msp430/*.{c,h} files
6902 * config/msp430/driver-msp430.c (msp430_select_cpu): Fix format
6903 specifier in string.
6904 (msp430_select_hwmult_lib): Split line more than 80 characters long.
6905 * config/msp430/msp430-devices.c (msp430_extract_mcu_data): Remove
6906 redundant old comment.
6907 * config/msp430/msp430-protos.h (msp430_output_aligned_decl_common):
6908 Split line more than 80 characters long.
6909 * config/msp430/msp430.c (msp430_option_override): Likewise.
6910 (msp430_return_in_memory): Likewise.
6911 (msp430_gimplify_va_arg_expr): Likewise.
6912 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
6913 (msp430_legitimate_constant): Likewise.
6914 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Likewise.
6915 (msp430_attr): Likewise.
6916 (msp430_data_attr): Likewise.
6917 (msp430_start_function): Likewise.
6918 (gen_prefix): Likewise.
6919 (msp430_init_sections): Likewise.
6920 (msp430_select_section): Likewise.
6921 (msp430_function_section): Likewise.
6922 (msp430_unique_section): Likewise.
6923 (msp430_output_aligned_decl_common): Likewise.
6924 (msp430_do_not_relax_short_jumps): Likewise.
6925 (msp430_init_builtins): Likewise.
6926 (msp430_expand_delay_cycles): Likewise.
6927 (msp430_expand_prologue): Likewise.
6928 (msp430_expand_epilogue): Likewise.
6929 (msp430_expand_helper): Likewise.
6930 (msp430_split_movsi): Likewise.
6931 (msp430_print_operand): Likewise.
6932 (msp430_return_addr_rtx): Likewise.
6933 (msp430x_extendhisi): Likewise.
6934 * config/msp430/msp430.h (STARTFILE_SPEC): Likewise.
6935 (ASM_SPEC): Likewise.
6936 Remove very obvious comments.
6937 (LIB_SPEC): Split line more than 80 characters long.
6938 (EH_RETURN_HANDLER_RTX): Likewise.
6939 (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
6941 2019-08-15 Jozef Lawrynowicz <jozef.l@mittosystems.com>
6943 MSP430: Fix whitespace errors and incorrect indentation in
6944 config/msp430/*.{c,h} files
6946 * config/msp430/driver-msp430.c (msp430_select_cpu): Fix indentation.
6947 (msp430_select_hwmult_lib): Likewise.
6948 * config/msp430/msp430-devices.c (parse_devices_csv_1): Likewise.
6949 (msp430_extract_mcu_data): Likewise.
6950 (struct t_msp430_mcu_data): Likewise.
6951 * config/msp430/msp430.c (struct machine_function): Remove whitespace
6952 before left square bracket.
6953 (msp430_option_override): Fix indentation.
6954 (msp430_hard_regno_nregs_with_padding): Likewise.
6955 (msp430_initial_elimination_offset): Likewise.
6956 (msp430_special_register_convention_p): Remove whitespace before left
6957 square bracket and after exclamation mark.
6958 (msp430_evaluate_arg): Likewise.
6959 (msp430_callee_copies): Fix indentation.
6960 (msp430_gimplify_va_arg_expr): Likewise.
6961 (msp430_function_arg_advance): Remove whitespace before left square
6963 (reg_ok_for_addr): Likewise.
6964 (msp430_preserve_reg_p): Likewise.
6965 (msp430_compute_frame_info): Likewise.
6966 (msp430_asm_output_addr_const_extra): Add space between function name
6967 and open parenthesis.
6968 (has_section_name): Fix indentation.
6969 (msp430_attr): Remove trailing whitespace.
6970 (msp430_section_attr): Likewise.
6971 (msp430_data_attr): Likewise.
6972 (struct msp430_attribute_table): Fix comment and whitespace.
6973 (msp430_start_function): Remove whitespace before left square bracket.
6974 Add space between function name and open parenthesis.
6975 (msp430_select_section): Remove trailing whitespace.
6976 (msp430_section_type_flags): Remove trailing whitespace.
6977 (msp430_unique_section): Remove space before closing parenthesis.
6978 (msp430_output_aligned_decl_common): Change 8 spaces to a tab.
6979 (msp430_builtins): Remove whitespace before left square bracket.
6980 (msp430_init_builtins): Fix indentation.
6981 (msp430_expand_prologue): Remove whitespace before left square bracket.
6982 Remove space before closing parenthesis.
6983 (msp430_expand_epilogue): Remove whitespace before left square bracket.
6984 (msp430_split_movsi): Remove space before closing parenthesis.
6985 (helper_function_name_mappings): Fix indentation.
6986 (msp430_use_f5_series_hwmult): Fix whitespace.
6987 (use_32bit_hwmult): Likewise.
6988 (msp430_no_hwmult): Likewise.
6989 (msp430_output_labelref): Remove whitespace before left square bracket.
6990 (msp430_print_operand_raw): Likewise.
6991 (msp430_print_operand_addr): Likewise.
6992 (msp430_print_operand): Add two spaces after '.' in comment.
6993 Fix trailing whitespace.
6994 (msp430x_extendhisi): Fix indentation.
6995 * config/msp430/msp430.h (TARGET_CPU_CPP_BUILTINS): Change 8 spaces to
6997 (PC_REGNUM): Likewise.
6998 (STACK_POINTER_REGNUM): Likewise.
6999 (CC_REGNUM): Likewise.
7001 2019-08-15 Richard Biener <rguenther@suse.de>
7004 * config/i386/i386-features.c (gen_gpr_to_xmm_move_src): New
7006 (general_scalar_chain::make_vector_copies): Use it.
7008 2019-08-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
7010 * function.c (assign_parm_setup_reg): Handle misaligned stack arguments.
7012 2019-08-15 Martin Liska <mliska@suse.cz>
7014 * tree-ssa-dce.c (propagate_necessity): We can't reach now
7015 operators with no arguments.
7016 (eliminate_unnecessary_stmts): Likewise here.
7018 2019-08-15 Uroš Bizjak <ubizjak@gmail.com>
7020 * config/i386/i386-features.c (general_scalar_chain::convert_insn)
7021 <case COMPARE>: Revert 2019-08-14 change.
7022 (convertible_comparison_p): Revert 2019-08-14 change. Return false
7023 for (TARGET_64BIT || mode != DImode).
7025 2019-08-15 Aldy Hernandez <aldyh@redhat.com>
7027 * tree-vrp.c (value_range_base::set): Merge in code from
7028 value_range_base::set_and_canonicalize.
7029 Enforce canonicalization at set time.
7030 Normalize [MIN, MAX] into VARYING and ~[MIN, MAX] into UNDEFINED.
7031 (value_range_base::set_undefined): Inline call to set().
7032 (value_range_base::set_varying): Same.
7033 (value_range_base::singleton_p): Handle VR_ANTI_RANGEs.
7034 (vrp_val_max): New argument handle_pointers.
7035 (vrp_val_min): Same.
7036 (ranges_from_anti_range): Same.
7037 (extract_range_into_wide_ints): Use tree argument instead of sign
7039 (extract_range_from_multiplicative_op): Take in tree type instead
7040 of precision and sign. Adapt function for canonicalized ranges.
7041 (extract_range_from_binary_expr): Pass type to
7042 extract_range_from_multiplicative_op.
7043 Adapt for canonicalized ranges.
7044 (extract_range_from_unary_expr): Same.
7045 (value_range_base::intersect_helper): Adjust for canonicalized
7047 (value_range_base::union_helper): Same.
7048 (value_range_base::normalize_symbolics): New.
7049 * tree-vrp.h (class value_range_base): Remove
7050 set_and_canonicalize.
7051 New prototype for normalize_symbolics.
7052 (class value_range): Remove set_and_canonicalize.
7053 (vrp_val_min): Adjust prototype.
7054 (vrp_val_max): Same.
7056 (vr_values::extract_range_for_var_from_comparison_expr): Call set
7057 instead of set_and_canonicalize.
7059 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7062 * tree-vect-stmts.c (vectorizable_call): Check that the function
7063 is a BUILT_IN_MD function before passing it to
7064 targetm.vectorize.builtin_md_vectorized_function.
7066 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7068 * config/aarch64/aarch64-protos.h (aarch64_sve_mode_p): Declare.
7069 * config/aarch64/aarch64.c (aarch64_sve_mode_p): New function.
7070 (aarch64_select_early_remat_modes): Use it.
7072 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7074 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Return
7075 16 for SVE predicates even if they are fixed-length.
7077 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7079 * config/aarch64/aarch64-sve.md (and<PRED_ALL:mode>3): Make the
7080 operand order match the MOV /Z alias.
7082 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7084 * config/aarch64/aarch64.c (aarch64_output_sve_cnt_immediate): Take
7085 the vector pattern as an aarch64_svpattern argument. Update the
7086 overloaded caller accordingly.
7087 (aarch64_output_sve_scalar_inc_dec): Update call accordingly.
7088 (aarch64_output_sve_vector_inc_dec): Likewise.
7090 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7092 * config/aarch64/aarch64.c (aarch64_add_offset): In the fallback
7093 multiplication case, try to compute VG * (lowest set bit) directly
7094 rather than always basing the multiplication on VG. Use
7095 expand_mult for the multiplication if we can.
7097 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7099 * config/aarch64/aarch64-protos.h
7100 (aarch64_sve_scalar_inc_dec_immediate_p): Declare.
7101 (aarch64_sve_inc_dec_immediate_p): Rename to...
7102 (aarch64_sve_vector_inc_dec_immediate_p): ...this.
7103 (aarch64_output_sve_addvl_addpl): Take a single rtx argument.
7104 (aarch64_output_sve_scalar_inc_dec): Declare.
7105 (aarch64_output_sve_inc_dec_immediate): Rename to...
7106 (aarch64_output_sve_vector_inc_dec): ...this.
7107 * config/aarch64/aarch64.c (aarch64_sve_scalar_inc_dec_immediate_p)
7108 (aarch64_output_sve_scalar_inc_dec): New functions.
7109 (aarch64_output_sve_addvl_addpl): Remove the base and offset
7110 arguments. Only handle true ADDVL and ADDPL instructions;
7111 don't emit an INC or DEC.
7112 (aarch64_sve_inc_dec_immediate_p): Rename to...
7113 (aarch64_sve_vector_inc_dec_immediate_p): ...this.
7114 (aarch64_output_sve_inc_dec_immediate): Rename to...
7115 (aarch64_output_sve_vector_inc_dec): ...this. Update call to
7116 aarch64_sve_vector_inc_dec_immediate_p.
7117 * config/aarch64/predicates.md (aarch64_sve_scalar_inc_dec_immediate)
7118 (aarch64_sve_plus_immediate): New predicates.
7119 (aarch64_pluslong_operand): Accept aarch64_sve_plus_immediate
7120 rather than aarch64_sve_addvl_addpl_immediate.
7121 (aarch64_sve_inc_dec_immediate): Rename to...
7122 (aarch64_sve_vector_inc_dec_immediate): ...this. Update call to
7123 aarch64_sve_vector_inc_dec_immediate_p.
7124 (aarch64_sve_add_operand): Update accordingly.
7125 * config/aarch64/constraints.md (Uai): New constraint.
7126 (vsi): Update call to aarch64_sve_vector_inc_dec_immediate_p.
7127 * config/aarch64/aarch64.md (add<GPI:mode>3): Don't force the second
7128 operand into a register if it satisfies aarch64_sve_plus_immediate.
7129 (*add<GPI:mode>3_aarch64, *add<GPI:mode>3_poly_1): Add an alternative
7130 for Uai. Update calls to aarch64_output_sve_addvl_addpl.
7131 * config/aarch64/aarch64-sve.md (add<mode>3): Call
7132 aarch64_output_sve_vector_inc_dec instead of
7133 aarch64_output_sve_inc_dec_immediate.
7135 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7137 * config/aarch64/iterators.md (UNSPEC_REVB, UNSPEC_REVH)
7138 (UNSPEC_REVW): New constants.
7139 (elem_bits): New mode attribute.
7140 (SVE_INT_UNARY): New int iterator.
7141 (optab): Handle UNSPEC_REV[BHW].
7142 (sve_int_op): New int attribute.
7143 (min_elem_bits): Handle VNx16QI and the predicate modes.
7144 * config/aarch64/aarch64-sve.md (*aarch64_sve_rev64<mode>)
7145 (*aarch64_sve_rev32<mode>, *aarch64_sve_rev16vnx16qi): Delete.
7146 (@aarch64_pred_<SVE_INT_UNARY:optab><SVE_I:mode>): New pattern.
7147 * config/aarch64/aarch64.c (aarch64_sve_data_mode): New function.
7148 (aarch64_sve_int_mode, aarch64_sve_rev_unspec): Likewise.
7149 (aarch64_split_sve_subreg_move): Use UNSPEC_REV[BHW] instead of
7150 unspecs based on the total width of the reversed data.
7151 (aarch64_evpc_rev_local): Likewise (for SVE only). Use a
7152 reinterpret followed by a subreg on big-endian targets.
7154 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7155 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
7157 * config/aarch64/aarch64-sve.md
7158 (*cond_<SVE_COND_FP_TERNARY:optab><SVE_F:mode>_any): Add /z
7159 alternatives in which one of the inputs is in the same register
7162 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7164 * config/aarch64/aarch64-sve.md (*vec_extract<mode><Vel>_ext)
7165 (*aarch64_sve_ext<mode>): Add MOVPRFX alternatives.
7167 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7169 * config/aarch64/aarch64-sve.md (*sub<SVE_F:mode>3): Remove immediate
7170 FADD and FSUB alternatives. Add a MOVPRFX alternative for FSUBR.
7172 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7173 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
7175 * config/aarch64/aarch64-sve.md (add<SVE_I:mode>3, sub<SVE_I:mode>3)
7176 (<LOGICAL:optab><SVE_I:mode>3, *add<SVE_F:mode>3, *mul<SVE_F:mode>3)
7177 (*fabd<SVE_F:mode>3): Add more MOVPRFX alternatives.
7179 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7180 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7182 * config/aarch64/aarch64-sve.md (*v<ASHIFT:optab><SVE_I:mode>3):
7183 Add an alternative that uses reversed shifts.
7185 2019-08-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7187 * config/aarch64/aarch64-cores.def (cortex-a76): Use neoversen1 tuning
7190 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7192 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Add
7193 a commutativity marker.
7195 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7196 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
7198 * config/aarch64/aarch64-protos.h (aarch64_prepare_sve_int_fma)
7199 (aarch64_prepare_sve_cond_int_fma): Declare.
7200 * config/aarch64/aarch64.c (aarch64_convert_mult_to_shift)
7201 (aarch64_prepare_sve_int_fma): New functions.
7202 (aarch64_prepare_sve_cond_int_fma): Likewise.
7203 * config/aarch64/aarch64-sve.md
7204 (cond_<SVE_INT_BINARY:optab><SVE_I:mode>): Add a "@" marker.
7205 (fma<SVE_I:mode>4, cond_fma<SVE_I:mode>, *cond_fma<SVE_I:mode>_2)
7206 (*cond_fma<SVE_I:mode>_4, *cond_fma<SVE_I:mode>_any, fnma<SVE_I:mode>4)
7207 (cond_fnma<SVE_I:mode>, *cond_fnma<SVE_I:mode>_2)
7208 (*cond_fnma<SVE_I:mode>_4, *cond_fnma<SVE_I:mode>_any): New patterns.
7209 (*madd<mode>): Rename to...
7210 (*fma<mode>4): ...this.
7211 (*msub<mode>): Rename to...
7212 (*fnma<mode>4): ...this.
7214 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7215 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
7217 * config/aarch64/aarch64.c (aarch64_print_vector_float_operand):
7218 Print 2.0 naturally.
7219 (aarch64_sve_float_mul_immediate_p): Return true for 2.0.
7220 * config/aarch64/predicates.md
7221 (aarch64_sve_float_negated_arith_immediate): New predicate,
7222 renamed from aarch64_sve_float_arith_with_sub_immediate.
7223 (aarch64_sve_float_arith_with_sub_immediate): Test for both
7224 positive and negative constants.
7225 (aarch64_sve_float_arith_with_sub_operand): Redefine as a register
7226 or an aarch64_sve_float_arith_with_sub_immediate.
7227 * config/aarch64/constraints.md (vsN): Use
7228 aarch64_sve_float_negated_arith_immediate.
7229 * config/aarch64/iterators.md (SVE_COND_FP_BINARY_I1): New int
7231 (sve_pred_fp_rhs2_immediate): New int attribute.
7232 * config/aarch64/aarch64-sve.md
7233 (cond_<SVE_COND_FP_BINARY:optab><SVE_F:mode>): Use
7234 sve_pred_fp_rhs1_operand and sve_pred_fp_rhs2_operand.
7235 (*cond_<SVE_COND_FP_BINARY_I1:optab><SVE_F:mode>_2_const)
7236 (*cond_<SVE_COND_FP_BINARY_I1:optab><SVE_F:mode>_any_const)
7237 (*cond_add<SVE_F:mode>_2_const, *cond_add<SVE_F:mode>_any_const)
7238 (*cond_sub<mode>_3_const, *cond_sub<mode>_any_const): New patterns.
7240 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7241 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
7243 * config/aarch64/aarch64-sve.md (*aarch64_cond_abd<SVE_F:mode>_2)
7244 (*aarch64_cond_abd<SVE_F:mode>_3)
7245 (*aarch64_cond_abd<SVE_F:mode>_any): New patterns.
7247 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7248 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
7250 * config/aarch64/aarch64-sve.md (*aarch64_cond_<su>abd<mode>_2)
7251 (*aarch64_cond_<su>abd<mode>_any): New patterns.
7253 2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
7254 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7256 * internal-fn.def (IFN_COND_SHL, IFN_COND_SHR): New internal functions.
7257 * internal-fn.c (FOR_EACH_CODE_MAPPING): Handle shifts.
7258 * match.pd (UNCOND_BINARY, COND_BINARY): Likewise.
7259 * optabs.def (cond_ashl_optab, cond_ashr_optab, cond_lshr_optab): New
7261 * optabs.h (create_convert_operand_from): Expand comment.
7262 * optabs.c (maybe_legitimize_operand): Allow implicit broadcasts
7263 when mapping scalar rtxes to vector operands.
7264 * config/aarch64/iterators.md (SVE_INT_BINARY): Add ashift,
7265 ashiftrt and lshiftrt.
7266 (sve_int_op, sve_int_op_rev, sve_pred_int_rhs2_operand): Handle them.
7267 * config/aarch64/aarch64-sve.md (*cond_<optab><mode>_2_const)
7268 (*cond_<optab><mode>_any_const): New patterns.
7270 2019-08-15 Martin Liska <mliska@suse.cz>
7273 * cgraph.c (cgraph_node::remove): When setting
7274 n->origin = NULL for all nested functions, reset
7277 2019-08-15 Martin Liska <mliska@suse.cz>
7279 * cgraph.c (cgraph_node::verify_node): Verify origin, nested
7282 2019-08-15 Martin Liska <mliska@suse.cz>
7285 * passes.c (order): Remove.
7286 (uid_hash_t): Likewise).
7287 (remove_cgraph_node_from_order): Remove from set
7288 of pointers (cgraph_node *).
7289 (insert_cgraph_node_to_order): New.
7290 (duplicate_cgraph_node_to_order): New.
7291 (do_per_function_toporder): Register all 3 cgraph hooks.
7292 Skip removed_nodes now as we know about all of them.
7294 2019-08-14 Uroš Bizjak <ubizjak@gmail.com>
7296 * config/i386/i386-expand.c (ix86_expand_vector_init_one_nonzero)
7297 <case E_V8QImode>: Use vector_set path for
7298 TARGET_MMX_WITH_SSE && TARGET_SSE4_1.
7299 (ix86_expand_vector_init_one_var) <case E_V8QImode>:
7300 Do not widen for TARGET_MMX_WITH_SSE && TARGET_SSE4_1.
7302 2019-08-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
7304 * builtins.c (expand_builtin_init_descriptor): Set memory alignment.
7306 2019-08-14 Martin Sebor <msebor@redhat.com>
7308 PR tree-optimization/91294
7309 * tree-ssa-strlen.c (handle_store): Avoid treating lower bound of
7310 source length as exact.
7312 2019-08-14 Christophe Lyon <christophe.lyon@linaro.org>
7314 * doc/extend.texi: Add "noinit" attribute documentation.
7315 * doc/sourcebuild.texi: Add noinit effective target documentation.
7316 * varasm.c (default_section_type_flags): Add support for "noinit"
7318 (default_elf_select_section): Add support for "noinit" attribute.
7319 * config/msp430/msp430.c (msp430_attribute_table): Remove
7322 2019-08-14 Richard Biener <rguenther@suse.de>
7323 Uroš Bizjak <ubizjak@gmail.com>
7326 * config/i386/i386-features.h (scalar_chain::scalar_chain): Add
7328 (scalar_chain::smode): New member.
7329 (scalar_chain::vmode): Likewise.
7330 (dimode_scalar_chain): Rename to...
7331 (general_scalar_chain): ... this.
7332 (general_scalar_chain::general_scalar_chain): Take mode arguments.
7333 (timode_scalar_chain::timode_scalar_chain): Initialize scalar_chain
7334 base with TImode and V1TImode.
7335 * config/i386/i386-features.c (scalar_chain::scalar_chain): Adjust.
7336 (general_scalar_chain::vector_const_cost): Adjust for SImode
7338 (general_scalar_chain::compute_convert_gain): Likewise. Add
7339 {S,U}{MIN,MAX} support.
7340 (general_scalar_chain::replace_with_subreg): Use vmode/smode.
7341 (general_scalar_chain::make_vector_copies): Likewise. Handle
7342 non-DImode chains appropriately.
7343 (general_scalar_chain::convert_reg): Likewise.
7344 (general_scalar_chain::convert_op): Likewise.
7345 (general_scalar_chain::convert_insn): Likewise. Add
7346 fatal_insn_not_found if the result is not recognized.
7347 (convertible_comparison_p): Pass in the scalar mode and use that.
7348 (general_scalar_to_vector_candidate_p): Likewise. Rename from
7349 dimode_scalar_to_vector_candidate_p. Add {S,U}{MIN,MAX} support.
7350 (scalar_to_vector_candidate_p): Remove by inlining into single
7352 (general_remove_non_convertible_regs): Rename from
7353 dimode_remove_non_convertible_regs.
7354 (remove_non_convertible_regs): Remove by inlining into single caller.
7355 (convert_scalars_to_vector): Handle SImode and DImode chains
7356 in addition to TImode chains.
7357 * config/i386/i386.md (<maxmin><MAXMIN_IMODE>3): New expander.
7358 (*<maxmin><MAXMIN_IMODE>3_1): New insn-and-split.
7359 (*<maxmin>di3_doubleword): Likewise.
7361 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7362 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
7364 * config/aarch64/aarch64-sve.md (*cond_bic<mode>_2)
7365 (*cond_bic<mode>_any): New patterns.
7367 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7369 * config/aarch64/aarch64.c (aarch64_print_operand): Allow %e to
7370 take the equivalent mask, as well as a bit count.
7371 * config/aarch64/predicates.md (aarch64_sve_uxtb_immediate)
7372 (aarch64_sve_uxth_immediate, aarch64_sve_uxt_immediate)
7373 (aarch64_sve_pred_and_operand): New predicates.
7374 * config/aarch64/iterators.md (sve_pred_int_rhs2_operand): New
7376 * config/aarch64/aarch64-sve.md
7377 (cond_<SVE_INT_BINARY:optab><SVE_I:mode>): Use it.
7378 (*cond_uxt<mode>_2, *cond_uxt<mode>_any): New patterns.
7380 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7382 * config/aarch64/aarch64-sve.md
7383 (*cond_<SVE_COND_FCVTI:optab>_nontrunc<SVE_F:mode><SVE_HSDI:mode>)
7384 (*cond_<SVE_COND_ICVTF:optab>_nonextend<SVE_HSDI:mode><SVE_F:mode>):
7387 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7388 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
7390 * config/aarch64/aarch64-sve.md
7391 (*cond_<SVE_COND_FP_UNARY:optab><SVE_F:mode>_2): New pattern.
7392 (*cond_<SVE_COND_FP_UNARY:optab><SVE_F:mode>_any): Likewise.
7394 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7395 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
7397 * config/aarch64/aarch64-sve.md
7398 (*cond_<SVE_INT_UNARY:optab><SVE_I:mode>_2): New pattern.
7399 (*cond_<SVE_INT_UNARY:optab><SVE_I:mode>_any): Likewise.
7401 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7403 * config/aarch64/iterators.md (SVE_COND_FP_ABS_CMP): New iterator.
7404 * config/aarch64/aarch64-sve.md (*aarch64_pred_fac<cmp_op><mode>):
7407 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7408 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
7410 * config/aarch64/aarch64-sve.md (*aarch64_sel_dup<mode>): New pattern.
7412 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7413 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
7415 * config/aarch64/aarch64.c (aarch64_bit_representation): New function.
7416 (aarch64_print_vector_float_operand): Also handle 8-bit floats.
7417 (aarch64_print_operand): Add support for %I.
7418 (aarch64_sve_dup_immediate_p): Handle scalars as well as vectors.
7419 Bitcast floating-point constants to the corresponding integer constant.
7420 (aarch64_float_const_representable_p): Handle vectors as well
7422 (aarch64_expand_sve_vcond): Make sure that the operands are valid
7423 for the new vcond_mask_<mode><vpred> expander.
7424 * config/aarch64/predicates.md (aarch64_sve_dup_immediate): Also
7425 test aarch64_float_const_representable_p.
7426 (aarch64_sve_reg_or_dup_imm): New predicate.
7427 * config/aarch64/aarch64-sve.md (vec_extract<vpred><Vel>): Use
7428 gen_vcond_mask_<mode><vpred> instead of
7429 gen_aarch64_sve_dup<mode>_const.
7430 (vcond_mask_<mode><vpred>): Turn into a define_expand that
7431 accepts aarch64_sve_reg_or_dup_imm and aarch64_simd_reg_or_zero
7432 for operands 1 and 2 respectively. Force operand 2 into a
7433 register if operand 1 is a register. Fold old define_insn...
7434 (aarch64_sve_dup<mode>_const): ...and this define_insn...
7435 (*vcond_mask_<mode><vpred>): ...into this new pattern. Handle
7436 floating-point constants that can be moved as integers. Add
7437 alternatives for MOV /M and FMOV /M.
7438 (vcond<mode><v_int_equiv>, vcondu<mode><v_int_equiv>)
7439 (vcond<mode><v_fp_equiv>): Accept nonmemory_operand for operands
7440 1 and 2 respectively.
7441 * config/aarch64/constraints.md (Ufc): Handle vectors as well
7443 (vss): New constraint.
7445 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7447 * config/aarch64/predicates.md (aarch64_sve_float_maxmin_immediate)
7448 (aarch64_sve_float_maxmin_operand): New predicates.
7449 * config/aarch64/constraints.md (vsB): New constraint.
7451 * config/aarch64/iterators.md (sve_pred_fp_rhs2_operand): Use
7452 aarch64_sve_float_maxmin_operand for UNSPEC_COND_FMAXNM and
7454 * config/aarch64/aarch64-sve.md (<maxmin_uns><SVE_F:mode>3):
7455 Use aarch64_sve_float_maxmin_operand for operand 2.
7456 (*<SVE_COND_FP_MAXMIN_PUBLIC:optab><SVE_F:mode>3): Likewise.
7457 Add alternatives for the constant forms.
7459 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7461 * config/aarch64/constraints.md (vsb): New constraint.
7462 (vsm): Generalize description.
7463 * config/aarch64/iterators.md (SVE_INT_BINARY_IMM): New code
7465 (sve_imm_con): Handle smax, smin, umax and umin.
7466 (sve_imm_prefix): New code attribute.
7467 * config/aarch64/predicates.md (aarch64_sve_vsb_immediate)
7468 (aarch64_sve_vsb_operand): New predicates.
7469 (aarch64_sve_mul_immediate): Rename to...
7470 (aarch64_sve_vsm_immediate): ...this.
7471 (aarch64_sve_mul_operand): Rename to...
7472 (aarch64_sve_vsm_operand): ...this.
7473 * config/aarch64/aarch64-sve.md (mul<mode>3): Generalize to...
7474 (<SVE_INT_BINARY_IMM:optab><SVE_I:mode>3): ...this.
7475 (*mul<mode>3, *post_ra_mul<mode>3): Generalize to...
7476 (*<SVE_INT_BINARY_IMM:optab><SVE_I:mode>3)
7477 (*post_ra_<SVE_INT_BINARY_IMM:optab><SVE_I:mode>3): ...these and
7478 add movprfx support for the immediate alternatives.
7479 (<su><maxmin><mode>3, *<su><maxmin><mode>3): Delete in favor
7481 (*<SVE_INT_BINARY_SD:optab><SVE_SDI:mode>3): Fix incorrect predicate
7484 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7486 * config/aarch64/predicates.md (aarch64_simd_imm_one): New predicate.
7487 * config/aarch64/aarch64-sve.md (*cnot<mode>): New pattern.
7488 (*cond_cnot<mode>_2, *cond_cnot<mode>_any): Likewise.
7490 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7492 * config/aarch64/iterators.md (SVE_INT_UNARY): Add clrsb and clz.
7493 (optab, sve_int_op): Handle them.
7494 * config/aarch64/aarch64-sve.md: Expand comment.
7496 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7498 * config/aarch64/predicates.md (const_1_to_3_operand): New predicate.
7499 * config/aarch64/aarch64-sve.md (*aarch64_adr_uxtw)
7500 (*aarch64_adr<mode>_shift, *aarch64_adr_shift_uxtw): New patterns.
7502 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7504 * config/aarch64/aarch64.c (aarch64_expand_sve_const_pred_eor)
7505 (aarch64_expand_sve_const_pred_trn): New functions.
7506 (aarch64_expand_sve_const_pred_1): Add a recurse_p parameter and
7507 use the above functions when the parameter is true.
7508 (aarch64_expand_sve_const_pred): Update call accordingly.
7509 * config/aarch64/aarch64-sve.md (*aarch64_sve_<perm_insn><mode>):
7511 (@aarch64_sve_<perm_insn><mode>): ...this.
7513 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7515 * config/aarch64/aarch64-protos.h (aarch64_sve_same_pred_for_ptest_p):
7517 * config/aarch64/aarch64.c (aarch64_sve_same_pred_for_ptest_p)
7518 (aarch64_sve_emit_int_cmp): New functions.
7519 (aarch64_convert_sve_data_to_pred): Use aarch64_sve_emit_int_cmp.
7520 (aarch64_sve_cmp_operand_p, aarch64_emit_sve_ptrue_op_cc): Delete.
7521 (aarch64_expand_sve_vec_cmp_int): Use aarch64_sve_emit_int_cmp.
7522 * config/aarch64/aarch64.md (UNSPEC_MERGE_PTRUE): Delete.
7523 (UNSPEC_PRED_Z): New unspec.
7524 (set_clobber_cc_nzc): Delete.
7525 * config/aarch64/aarch64-sve.md: Add a block comment about
7527 (*cmp<SVE_INT_CMP:cmp_op><mode>): Rename to...
7528 (@aarch64_pred_cmp<SVE_INT_CMP:cmp_op><mode>): ...this, replacing
7529 the old pattern with that name. Use UNSPEC_PRED_Z instead of
7531 (*cmp<SVE_INT_CMP:cmp_op><mode>_cc): Use UNSPEC_PRED_Z instead of
7532 UNSPEC_MERGE_PTRUE. Use aarch64_sve_same_pred_for_ptest_p to
7533 check for compatible predicates.
7534 (*cmp<cmp_op><SVE_INT_CMP:mode>_ptest): Likewise.
7535 (*cmp<cmp_op><mode>_and): Match a known-ptrue UNSPEC_PRED_Z instead
7536 of UNSPEC_MERGE_PTRUE. Split into the new form of predicated
7539 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7541 * config/aarch64/aarch64.md (UNSPEC_PRED_X): New unspec.
7542 * config/aarch64/aarch64-sve.md: Add a section describing it.
7543 (@aarch64_pred_mov<mode>, @aarch64_pred_mov<mode>)
7544 (<SVE_INT_UNARY:optab><mode>2, *<SVE_INT_UNARY:optab><mode>2)
7545 (aarch64_<su>abd<mode>_3, mul<SVE_I:mode>3, *mul<SVE_I:mode>3)
7546 (<su>mul<mode>3_highpart, *<su>mul<mode>3_highpart)
7547 (<SVE_INT_BINARY:optab><mode>3, *<SVE_INT_BINARY:optab><mode>3)
7548 (*bic<mode>3, v<ASHIFT:optab><mode>3, *v<ASHIFT:optab><mode>3)
7549 (<su><maxmin><mode>3, *<su><maxmin><mode>3, *madd<SVE_I:mode>)
7550 (*msub<SVE_I:mode>3, *aarch64_sve_rev64<mode>)
7551 (*aarch64_sve_rev32<mode>, *aarch64_sve_rev16vnx16qi): Use
7552 UNSPEC_PRED_X instead of UNSPEC_MERGE_PTRUE.
7553 * config/aarch64/aarch64-sve2.md (<u>avg<mode>3_floor)
7554 (<u>avg<mode>3_ceil, *<sur>h<addsub><mode>): Likewise.
7555 * config/aarch64/aarch64.c (aarch64_split_sve_subreg_move)
7556 (aarch64_evpc_rev_local): Update accordingly.
7558 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7560 * config/aarch64/iterators.md (VNx4SI_ONLY, VNx2DF_ONLY): New mode
7562 (SVE_BHSI, SVE_SDI): Tweak comment.
7563 (SVE_HSDI): Likewise. Fix definition.
7564 (SVE_SDF): New mode iterator.
7565 (elem_bits): New mode attribute.
7566 (SVE_COND_FCVT): New int iterator.
7567 * config/aarch64/aarch64-sve.md
7568 (*<SVE_COND_ICVTF:optab>v16hsf<SVE_HSDI:mode>2)
7569 (*<SVE_COND_ICVTF:optab>vnx4sf<SVE_SDI:mode>2)
7570 (*<SVE_COND_ICVTF:optab>vnx2df<SVE_SDI:mode>2): Merge into...
7571 (*aarch64_sve_<SVE_COND_ICVTF:optab>_nontrunc<SVE_F:mode><SVE_HSDI:mode>)
7572 (*aarch64_sve_<SVE_COND_ICVTF:optab>_trunc<VNx2DF_ONLY:mode><VNx4SI_ONLY:mode>):
7573 ...these new patterns.
7574 (*<SVE_COND_FCVTI:optab><SVE_HSDI:mode>vnx8hf2)
7575 (*<SVE_COND_FCVTI:optab><SVE_SDI:mode>vnx4sf2)
7576 (aarch64_sve_<SVE_COND_FCVTI:optab><SVE_SDI:mode>vnx2df2):
7578 (*aarch64_sve_<SVE_COND_FCVTI:optab>_nonextend<SVE_HSDI:mode><SVE_F:mode>)
7579 (aarch64_sve_<SVE_COND_FCVTI:optab>_extend<VNx4SI_ONLY:mode><VNx2DF_ONLY:mode>):
7580 ...these new patterns.
7581 (vec_unpack<su_optab>_float_<perm_hilo>_vnx4si): Update accordingly.
7582 (*trunc<Vwide><SVE_SDF:mode>2): Replace with...
7583 (*aarch64_sve_<SVE_COND_FCVT:optab>_trunc<SVE_SDF:mode><SVE_HSF:mode>):
7584 ...this new pattern.
7585 (aarch64_sve_extend<SVE_HSDF:mode><Vwide>2): Replace with...
7586 (aarch64_sve_<SVE_COND_FCVT:optab>_nontrunc<SVE_HSF:mode><SVE_SDF:mode>):
7587 ...this new pattern.
7588 (vec_unpacks_<perm_hilo>_<mode>): Update accordingly.
7590 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7592 * config/aarch64/aarch64.md (UNSPEC_FLOAT_CONVERT): Delete.
7593 * config/aarch64/iterators.md (UNSPEC_COND_FCVT, UNSPEC_COND_FCVTZS)
7594 (UNSPEC_COND_FCVTZU, UNSPEC_COND_SCVTF, UNSPEC_COND_UCVTF): New
7596 (optab, su): Handle them.
7597 (SVE_COND_FCVTI, SVE_COND_ICVTF): New int iterators.
7598 * config/aarch64/aarch64-sve.md
7599 (<fix_trunc_optab><SVE_F:mode><v_int_equiv>2): Replace with...
7600 (<SVE_COND_FCVTI:optab><SVE_F:mode><v_int_equiv>2): ...this.
7601 (*<fix_trunc_optab>v16hsf<:SVE_HSDImode>2): Replace with...
7602 (*<SVE_COND_FCVTI:optab>v16hsf<SVE_F:mode>2): ...this.
7603 (*<fix_trunc_optab>vnx4sf<SVE_SDI:mode>2): Replace with...
7604 (*<SVE_COND_FCVTI:optab>vnx4sf<SVE_SDI:mode>2): ...this.
7605 (*<fix_trunc_optab>vnx2df<SVE_SDI:mode>2): Replace with...
7606 (*<SVE_COND_FCVTI:optab>vnx2df<SVE_SDI:mode>2): ...this.
7607 (vec_pack_<su>fix_trunc_vnx2df): Use SVE_COND_FCVTI instead of
7609 (<FLOATUORS:optab><v_int_equiv><SVE_F:mode>2): Replace with...
7610 (<SVE_COND_ICVTF:optab><v_int_equiv><SVE_F:mode>2): ...this.
7611 (*<FLOATUORS:optab><SVE_HSDI:mode>vnx8hf2): Replace with...
7612 (*<SVE_COND_ICVTF:optab><SVE_HSDI:mode>vnx8hf2): ...this.
7613 (*<FLOATUORS:optab><SVE_SDI:mode>vnx4sf2): Replace with...
7614 (*<SVE_COND_ICVTF:optab><SVE_SDI:mode>vnx4sf2): ...this.
7615 (aarch64_sve_<FLOATUORS:optab><SVE_SDI:mode>vnx2df2): Replace with...
7616 (aarch64_sve_<SVE_COND_ICVTF:optab><SVE_SDI:mode>vnx2df2): ...this.
7617 (vec_unpack<su_optab>_float_<perm_hilo>_vnx4si): Pass a GP strictness
7618 operand to aarch64_sve_<SVE_COND_ICVTF:optab><SVE_SDI:mode>vnx2df2.
7619 (vec_pack_trunc_<SVE_HSF:Vwide>, *trunc<Vwide><SVE_HSF:mode>2)
7620 (aarch64_sve_extend<mode><Vwide>2): Use UNSPEC_COND_FCVT instead
7621 of UNSPEC_FLOAT_CONVERT.
7622 (vec_unpacks_<perm_hilo>_<mode>): Pass a GP strictness operand to
7623 aarch64_sve_extend<mode><Vwide>2.
7625 2019-08-14 Richard Biener <rguenther@suse.de>
7628 * config/i386/i386-features.c
7629 (dimode_scalar_chain::compute_convert_gain): Compute and dump
7630 individual instruction gain. Fix reg-reg copy GRP cost. Use
7631 ix86_cost->sse_op for vector instruction costs.
7633 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7635 * config/aarch64/iterators.md (UNSPEC_COND_FCMUO): New unspec.
7636 (cmp_op): Handle it.
7637 (SVE_COND_FP_CMP): Rename to...
7638 (SVE_COND_FP_CMP_I0): ...this.
7639 (SVE_FP_CMP): Remove.
7640 * config/aarch64/aarch64-sve.md
7641 (*fcm<SVE_FP_CMP:cmp_op><SVE_F:mode>): Replace with...
7642 (*fcm<SVE_COND_FP_CMP_I0:cmp_op><SVE_F:mode>): ...this new pattern,
7643 using unspecs to represent the comparison.
7644 (*fcmuo<SVE_F:mode>): Use UNSPEC_COND_FCMUO.
7645 (*fcm<cmp_op><mode>_and_combine, *fcmuo<mode>_and_combine): Update
7647 * config/aarch64/aarch64.c (aarch64_emit_sve_ptrue_op): Delete.
7648 (aarch64_unspec_cond_code): Move after integer code. Handle
7650 (aarch64_emit_sve_predicated_cond): Replace with...
7651 (aarch64_emit_sve_fp_cond): ...this new function.
7652 (aarch64_emit_sve_or_conds): Replace with...
7653 (aarch64_emit_sve_or_fp_conds): ...this new function.
7654 (aarch64_emit_sve_inverted_cond): Replace with...
7655 (aarch64_emit_sve_invert_fp_cond): ...this new function.
7656 (aarch64_expand_sve_vec_cmp_float): Update accordingly.
7658 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7660 * config/aarch64/iterators.md (SVE_HSD): New mode iterator.
7661 (V_FP_EQUIV, v_fp_equiv): Handle VNx8HI and VNx8HF.
7662 * config/aarch64/aarch64-sve.md (vcond<mode><v_fp_equiv>): Use
7663 SVE_HSD instead of SVE_SD.
7665 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7666 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
7668 * config/aarch64/iterators.md (SVE_COND_FP_BINARY_REG): New int
7670 (sve_pred_fp_rhs1_operand, sve_pred_fp_rhs1_operand): New int
7672 * config/aarch64/aarch64-sve.md (add<SVE_F:mode>3, sub<SVE_F:mode>3)
7673 (mul<SVE_F:mode>3, div<SVE_F:mode>3)
7674 (<SVE_COND_FP_MAXMIN_PUBLIC:optab><SVE_F:mode>3): Merge into...
7675 (<SVE_COND_FP_BINARY:optab><SVE_F:mode>3): ...this new expander.
7676 (*div<SVE_F:mode>3): Generalize to...
7677 (*<SVE_COND_FP_BINARY:optab><SVE_F:mode>3): ...this.
7679 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7680 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
7682 * config/aarch64/aarch64.md (SVE_RELAXED_GP, SVE_STRICT_GP): New
7684 * config/aarch64/predicates.md (aarch64_sve_gp_strictness): New
7686 * config/aarch64/aarch64-protos.h (aarch64_sve_pred_dominates_p):
7688 * config/aarch64/aarch64.c (aarch64_sve_pred_dominates_p): New
7690 * config/aarch64/aarch64-sve.md: Add a block comment about the
7691 handling of predicated FP operations.
7692 (<SVE_COND_FP_UNARY:optab><SVE_F:mode>2, add<SVE_F:mode>3)
7693 (sub<SVE_F:mode>3, mul<SVE_F:mode>3, div<SVE_F:mode>3)
7694 (<SVE_COND_FP_MAXMIN_PUBLIC:optab><SVE_F:mode>3)
7695 (<SVE_COND_FP_MAXMIN_PUBLIC:maxmin_uns><SVE_F:mode>3)
7696 (<SVE_COND_FP_TERNARY:optab><SVE_F:mode>4): Add an SVE_RELAXED_GP
7698 (cond_<SVE_COND_FP_BINARY:optab><SVE_F:mode>)
7699 (cond_<SVE_COND_FP_TERNARY:optab><SVE_F:mode>): Add an SVE_STRICT_GP
7701 (*<SVE_COND_FP_UNARY:optab><SVE_F:mode>2)
7702 (*cond_<SVE_COND_FP_BINARY:optab><SVE_F:mode>_2)
7703 (*cond_<SVE_COND_FP_BINARY:optab><SVE_F:mode>_3)
7704 (*cond_<SVE_COND_FP_BINARY:optab><SVE_F:mode>_any)
7705 (*fabd<SVE_F:mode>3, *div<SVE_F:mode>3)
7706 (*<SVE_COND_FP_MAXMIN_PUBLIC:optab><SVE_F:mode>3)
7707 (*<SVE_COND_FP_TERNARY:optab><SVE_F:mode>4)
7708 (*cond_<SVE_COND_FP_TERNARY:optab><SVE_F:mode>_2)
7709 (*cond_<SVE_COND_FP_TERNARY:optab><SVE_F:mode>_4)
7710 (*cond_<SVE_COND_FP_TERNARY:optab><SVE_F:mode>_any): Match the
7711 strictness operands. Use aarch64_sve_pred_dominates_p to check
7712 whether the predicate on the conditional operation is suitable
7713 for merging. Split patterns into the canonical equal-predicate form.
7714 (*add<SVE_F:mode>3, *sub<SVE_F:mode>3, *mul<SVE_F:mode>3): Likewise.
7715 Restrict the unpredicated alternatives to SVE_RELAXED_GP.
7717 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7718 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
7720 * config/aarch64/aarch64-sve.md (add<mode>3, *add<mode>3)
7721 (sub<mode>3, *sub<mode>3, *fabd<mode>3, mul<mode>3, *mul<mode>3)
7722 (div<mode>3, *div<mode>3): Use SVE_COND_FP_* unspecs instead of
7724 (cond_<optab><mode>, *cond_<optab><mode>_2, *cond_<optab><mode>_3)
7725 (*cond_<optab><mode>_any): Add the predicate to the SVE_COND_FP_*
7728 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7729 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
7731 * config/aarch64/aarch64-sve.md (bic<mode>3): Rename to...
7732 (*bic<SVE_I:mode>3): ...this. Match the form that an SVE inverse
7733 actually has, rather than relying on REG_EQUAL notes.
7734 Make the insn operand order match the SVE operand order.
7735 (*<nlogical><PRED_ALL:mode>3): Make the insn operand order match
7736 the SVE operand order.
7738 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7740 * config/aarch64/aarch64.c (aarch64_target_reg): New function.
7741 (aarch64_emit_set_immediate): Likewise.
7742 (aarch64_ptrue_reg): Build a VNx16BI constant and then bitcast it.
7743 (aarch64_pfalse_reg): Likewise.
7744 (aarch64_convert_sve_data_to_pred): New function.
7745 (aarch64_sve_move_pred_via_while): Take an optional target register
7746 and the required register mode.
7747 (aarch64_expand_sve_const_pred_1): New function.
7748 (aarch64_expand_sve_const_pred): Likewise.
7749 (aarch64_expand_mov_immediate): Build an all-true predicate
7750 if the significant bits of the immediate are all true. Use
7751 aarch64_expand_sve_const_pred for all compile-time predicate constants.
7752 (aarch64_mov_operand_p): Force predicate constants to be VNx16BI
7753 before register allocation.
7754 * config/aarch64/aarch64-sve.md (*vec_duplicate<mode>_reg): Use
7755 a VNx16BI PTRUE when splitting the memory alternative.
7756 (vec_duplicate<mode>): Update accordingly.
7757 (*pred_cmp<cmp_op><mode>): Rename to...
7758 (@aarch64_pred_cmp<cmp_op><mode>): ...this.
7760 2019-08-14 Richard Sandiford <richard.sandiford@arm.com>
7762 * config/aarch64/aarch64-protos.h (aarch64_ptrue_all): Declare.
7763 * config/aarch64/aarch64.c (aarch64_ptrue_all): New function.
7764 * config/aarch64/aarch64.md (UNSPEC_PTEST_PTRUE): Delete.
7765 (UNSPEC_PTEST): New unspec.
7766 (SVE_MAYBE_NOT_PTRUE, SVE_KNOWN_PTRUE): New constants.
7767 * config/aarch64/iterators.md (data_bytes): New mode attribute.
7768 * config/aarch64/predicates.md (aarch64_sve_ptrue_flag): New predicate.
7769 * config/aarch64/aarch64-sve.md: Add a new section describing the
7770 handling of UNSPEC_PTEST.
7771 (pred_<LOGICAL:optab><PRED_ALL:mode>3): Rename to...
7772 (@aarch64_pred_<LOGICAL:optab><PRED_ALL:mode>_z): ...this.
7773 (ptest_ptrue<mode>): Replace with...
7774 (aarch64_ptest<mode>): ...this new pattern.
7775 (cbranch<mode>4): Update after above changes.
7776 (*<LOGICAL:optab><PRED_ALL:mode>3_cc): Use UNSPEC_PTEST instead of
7778 (*cmp<SVE_INT_CMP:cmp_op><SVE_I:mode>_cc): Likewise.
7779 (*cmp<SVE_INT_CMP:cmp_op><SVE_I:mode>_ptest): Likewise.
7780 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): Likewise.
7782 2019-08-14 Xiong Hu Luo <luoxhu@linux.ibm.com>
7785 * builtins.c (builtin_with_linkage_p): New function.
7786 * builtins.h (builtin_with_linkage_p): New function.
7787 * symtab.c (write_symbol): Remove redundant assert.
7788 * lto-streamer-out.c (symtab_node::output_to_lto_symbol_table_p):
7789 Remove FIXME and use builtin_with_linkage_p.
7791 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
7794 * tree-core.h (function_decl::function_code): Change type to
7796 * tree.h (DECL_FUNCTION_CODE): Rename old definition to...
7797 (DECL_UNCHECKED_FUNCTION_CODE): ...this.
7798 (DECL_BUILT_IN_CLASS): Make an rvalue macro only.
7799 (DECL_FUNCTION_CODE): New function. Assert that the built-in class
7801 (DECL_MD_FUNCTION_CODE, DECL_FE_FUNCTION_CODE): New functions.
7802 (set_decl_built_in_function, copy_decl_built_in_function): Likewise.
7803 (fndecl_built_in_p): Change the type of the "name" argument to
7805 * builtins.c (expand_builtin): Move DECL_FUNCTION_CODE use
7806 after check for DECL_BUILT_IN_CLASS.
7807 * cgraphclones.c (build_function_decl_skip_args): Use
7808 set_decl_built_in_function.
7809 * ipa-param-manipulation.c (ipa_modify_formal_parameters): Likewise.
7810 * ipa-split.c (split_function): Likewise.
7811 * langhooks.c (add_builtin_function_common): Likewise.
7812 * omp-simd-clone.c (simd_clone_create): Likewise.
7813 * tree-streamer-in.c (unpack_ts_function_decl_value_fields): Likewise.
7814 * config/darwin.c (darwin_init_cfstring_builtins): Likewise.
7815 (darwin_fold_builtin): Use DECL_MD_FUNCTION_CODE instead of
7817 * fold-const.c (operand_equal_p): Compare DECL_UNCHECKED_FUNCTION_CODE
7818 instead of DECL_FUNCTION_CODE.
7819 * lto-streamer-out.c (hash_tree): Use DECL_UNCHECKED_FUNCTION_CODE
7820 instead of DECL_FUNCTION_CODE.
7821 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Likewise.
7822 * print-tree.c (print_node): Use DECL_MD_FUNCTION_CODE when
7823 printing DECL_BUILT_IN_MD. Handle DECL_BUILT_IN_FRONTEND.
7824 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin)
7825 (aarch64_fold_builtin, aarch64_gimple_fold_builtin): Use
7826 DECL_MD_FUNCTION_CODE instead of DECL_FUNCTION_CODE.
7827 * config/aarch64/aarch64.c (aarch64_builtin_reciprocal): Likewise.
7828 * config/alpha/alpha.c (alpha_expand_builtin, alpha_fold_builtin):
7829 (alpha_gimple_fold_builtin): Likewise.
7830 * config/arc/arc.c (arc_expand_builtin): Likewise.
7831 * config/arm/arm-builtins.c (arm_expand_builtin): Likewise.
7832 * config/avr/avr-c.c (avr_resolve_overloaded_builtin): Likewise.
7833 * config/avr/avr.c (avr_expand_builtin, avr_fold_builtin): Likewise.
7834 * config/bfin/bfin.c (bfin_expand_builtin): Likewise.
7835 * config/c6x/c6x.c (c6x_expand_builtin): Likewise.
7836 * config/frv/frv.c (frv_expand_builtin): Likewise.
7837 * config/gcn/gcn.c (gcn_expand_builtin_1): Likewise.
7838 (gcn_expand_builtin): Likewise.
7839 * config/i386/i386-builtins.c (ix86_builtin_reciprocal): Likewise.
7840 (fold_builtin_cpu): Likewise.
7841 * config/i386/i386-expand.c (ix86_expand_builtin): Likewise.
7842 * config/i386/i386.c (ix86_fold_builtin): Likewise.
7843 (ix86_gimple_fold_builtin): Likewise.
7844 * config/ia64/ia64.c (ia64_fold_builtin): Likewise.
7845 (ia64_expand_builtin): Likewise.
7846 * config/iq2000/iq2000.c (iq2000_expand_builtin): Likewise.
7847 * config/mips/mips.c (mips_expand_builtin): Likewise.
7848 * config/msp430/msp430.c (msp430_expand_builtin): Likewise.
7849 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
7850 * config/nios2/nios2.c (nios2_expand_builtin): Likewise.
7851 * config/nvptx/nvptx.c (nvptx_expand_builtin): Likewise.
7852 * config/pa/pa.c (pa_expand_builtin): Likewise.
7853 * config/pru/pru.c (pru_expand_builtin): Likewise.
7854 * config/riscv/riscv-builtins.c (riscv_expand_builtin): Likewise.
7855 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7857 * config/rs6000/rs6000-call.c (htm_expand_builtin): Likewise.
7858 (altivec_expand_dst_builtin, altivec_expand_builtin): Likewise.
7859 (rs6000_gimple_fold_builtin, rs6000_expand_builtin): Likewise.
7860 * config/rs6000/rs6000.c (rs6000_builtin_md_vectorized_function)
7861 (rs6000_builtin_reciprocal): Likewise.
7862 * config/rx/rx.c (rx_expand_builtin): Likewise.
7863 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
7864 * config/s390/s390.c (s390_expand_builtin): Likewise.
7865 * config/sh/sh.c (sh_expand_builtin): Likewise.
7866 * config/sparc/sparc.c (sparc_expand_builtin): Likewise.
7867 (sparc_fold_builtin): Likewise.
7868 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
7869 * config/spu/spu.c (spu_expand_builtin): Likewise.
7870 * config/stormy16/stormy16.c (xstormy16_expand_builtin): Likewise.
7871 * config/tilegx/tilegx.c (tilegx_expand_builtin): Likewise.
7872 * config/tilepro/tilepro.c (tilepro_expand_builtin): Likewise.
7873 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
7874 (xtensa_expand_builtin): Likewise.
7876 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
7879 * attribs.c (decl_attributes): Check the DECL_BUILT_IN_CLASS
7880 before the DECL_FUNCTION_CODE.
7881 * calls.c (maybe_warn_alloc_args_overflow): Use fndecl_built_in_p
7882 to check for a BUILT_IN_ALLOCA call.
7883 * ipa-cp.c (ipa_get_indirect_edge_target_1): Likewise for
7884 BUILT_IN_UNREACHABLE. Don't check for a FUNCTION_TYPE.
7885 * ipa-devirt.c (possible_polymorphic_call_target_p): Likewise.
7886 * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
7887 * gimple-ssa-isolate-paths.c (is_addr_local): Check specifically
7888 for BUILT_IN_NORMAL functions.
7889 * trans-mem.c (expand_block_edges): Use gimple_call_builtin_p to
7890 test for BUILT_IN_TM_ABORT.
7891 * tree-ssa-ccp.c (optimize_stack_restore): Use fndecl_built_in_p
7892 to check for a BUILT_IN_STACK_RESTORE call.
7893 (optimize_stdarg_builtin): Remove redundant check for GIMPLE_CALL.
7894 * tree-ssa-threadedge.c
7895 (record_temporary_equivalences_from_stmts_at_dest): Check for a
7896 BUILT_IN_NORMAL decl before checking its DECL_FUNCTION_CODE.
7897 * tree-vect-patterns.c (vect_recog_pow_pattern): Use a positive
7898 test for a BUILT_IN_NORMAL call instead of a negative test for
7899 an internal function call.
7901 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
7903 * tree.h (build_vector_a_then_b): Declare.
7904 * tree.c (build_vector_a_then_b): New function.
7905 * fold-const-call.c (fold_while_ult): Likewise.
7906 (fold_const_call): Use it to handle IFN_WHILE_ULT.
7907 * config/aarch64/aarch64-protos.h (AARCH64_FOR_SVPATTERN): New macro.
7908 (aarch64_svpattern): New enum.
7909 * config/aarch64/aarch64-sve.md (mov<PRED_ALL:mode>): Pass
7910 constants through aarch64_expand_mov_immediate.
7911 (*aarch64_sve_mov<PRED_ALL:mode>): Use aarch64_mov_operand rather
7912 than general_operand as the predicate for operand 1.
7913 (while_ult<GPI:mode><PRED_ALL:mode>): Add a '@' marker.
7914 * config/aarch64/aarch64.c (simd_immediate_info::PTRUE): New
7916 (simd_immediate_info::simd_immediate_info): New overload that
7917 takes a scalar_int_mode and an svpattern.
7918 (simd_immediate_info::u): Add a "pattern" field.
7919 (svpattern_token): New function.
7920 (aarch64_get_sve_pred_bits, aarch64_widest_sve_pred_elt_size)
7921 (aarch64_partial_ptrue_length, aarch64_svpattern_for_vl)
7922 (aarch64_sve_move_pred_via_while): New functions.
7923 (aarch64_expand_mov_immediate): Try using
7924 aarch64_sve_move_pred_via_while for predicates that contain N ones
7925 followed by M zeros but that do not correspond to a VLnnn pattern.
7926 (aarch64_sve_pred_valid_immediate): New function.
7927 (aarch64_simd_valid_immediate): Use it instead of dealing directly
7928 with PTRUE and PFALSE.
7929 (aarch64_output_sve_mov_immediate): Handle new simd_immediate_info
7932 2019-08-13 Iain Sandoe <iain@sandoe.co.uk>
7934 * config/darwin.c (machopic_indirect_call_target): Rename symbol stub
7936 (darwin_override_options): Likewise.
7937 * config/darwin.h: Likewise.
7938 * config/darwin.opt: Likewise.
7939 * config/i386/i386.c (output_pic_addr_const): Likewise.
7940 * config/rs6000/darwin.h: Likewise.
7941 * config/rs6000/rs6000.c (rs6000_call_darwin_1): Likewise.
7942 * config/i386/darwin.h (TARGET_MACHO_PICSYM_STUBS): Rename to ...
7943 ... this TARGET_MACHO_SYMBOL_STUBS.
7944 (FUNCTION_PROFILER):Likewise.
7945 * config/i386/i386.h: Likewise.
7947 2019-08-13 Uroš Bizjak <ubizjak@gmail.com>
7949 * config/i386/i386-expand.c (ix86_expand_vector_extract)
7950 <case E_V2SImode>: Use vec_extr path for
7951 TARGET_MMX_WITH_SSE && TARGET_SSE4_1.
7952 <case E_V8QImode>: Ditto.
7953 * config/i386/mmx.md (*mmx_pextrw_zext): Rename from mmx_pextrw.
7954 Use SWI48 mode iterator. Use %k to output operand 0.
7955 (*mmx_pextrw): New insn pattern.
7956 (*mmx_pextrb): Ditto.
7957 (*mmx_pextrb_zext): Ditto.
7959 2019-08-13 Jonathan Wakely <jwakely@redhat.com>
7961 * target.def (libc_has_function, libc_has_fast_function): Improve
7962 documentation strings.
7963 * doc/tm.texi: Regenerate.
7965 2019-08-13 Caroline Tice <cmtice@google.com>
7968 * config/gnu-user.h (GNU_USER_TARGET_ENDFILE_SPEC): Only add the
7969 vtv_end.o or vtv_end_preinit.o files if !static.
7971 2019-08-13 Olivier Hainque <hainque@adacore.com>
7973 * rtl.h (tablejump_casesi_pattern): Move declaration to proper spot.
7975 2019-08-13 Olivier Hainque <hainque@adacore.com>
7977 * rtlanal.c (tablejump_casesi_pattern): New function, to
7978 determine if a tablejump insn is a casesi dispatcher. Extracted
7979 from patch_jump_insn.
7980 * rtl.h (tablejump_casesi_pattern): Declare.
7981 * cfgrtl.c (patch_jump_insn): Use it.
7982 * dwarf2cfi.c (create_trace_edges): Use it.
7984 2019-08-13 Wilco Dijkstra <wdijkstr@arm.com>
7987 * gcc/config/aarch64/aarch64.md (lrint): Disable lrint pattern if GPF
7988 operand is larger than a long int.
7990 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
7992 * machmode.h (opt_mode::else_mode): New function.
7993 (opt_mode::else_blk): Use it.
7994 * config/aarch64/aarch64-protos.h (aarch64_vq_mode): Declare.
7995 (aarch64_full_sve_mode, aarch64_sve_ld1rq_operand_p): Likewise.
7996 (aarch64_gen_stepped_int_parallel): Likewise.
7997 (aarch64_stepped_int_parallel_p): Likewise.
7998 (aarch64_expand_mov_immediate): Remove the optional gen_vec_duplicate
8000 * config/aarch64/aarch64.c
8001 (aarch64_expand_sve_widened_duplicate): Delete.
8002 (aarch64_expand_sve_dupq, aarch64_expand_sve_ld1rq): New functions.
8003 (aarch64_expand_sve_const_vector): Rewrite to handle more cases.
8004 (aarch64_expand_mov_immediate): Remove the optional gen_vec_duplicate
8005 argument. Use early returns in the !CONST_INT_P handling.
8006 Pass all SVE data vectors to aarch64_expand_sve_const_vector rather
8007 than handling some inline.
8008 (aarch64_full_sve_mode, aarch64_vq_mode): New functions, split out
8010 (aarch64_simd_container_mode): ...here.
8011 (aarch64_gen_stepped_int_parallel, aarch64_stepped_int_parallel_p)
8012 (aarch64_sve_ld1rq_operand_p): New functions.
8013 * config/aarch64/predicates.md (descending_int_parallel)
8014 (aarch64_sve_ld1rq_operand): New predicates.
8015 * config/aarch64/constraints.md (UtQ): New constraint.
8016 * config/aarch64/aarch64.md (UNSPEC_REINTERPRET): New unspec.
8017 * config/aarch64/aarch64-sve.md (mov<SVE_ALL:mode>): Remove the
8018 gen_vec_duplicate from call to aarch64_expand_mov_immediate.
8019 (@aarch64_sve_reinterpret<mode>): New expander.
8020 (*aarch64_sve_reinterpret<mode>): New pattern.
8021 (@aarch64_vec_duplicate_vq<mode>_le): New pattern.
8022 (@aarch64_vec_duplicate_vq<mode>_be): Likewise.
8023 (*sve_ld1rq<Vesize>): Replace with...
8024 (@aarch64_sve_ld1rq<mode>): ...this new pattern.
8026 2019-08-13 Wilco Dijkstra <wdijkstr@arm.com>
8028 * config/aarch64/aarch64.c (generic_tunings): Set function alignment to
8031 2019-08-13 Jozef Lawrynowicz <jozef.l@mittosystems.com>
8033 * config/msp430/driver-msp430.c (msp430_set_driver_var): New.
8034 * config/msp430/msp430-devices.c (canonicalize_path_dirsep): New.
8035 (msp430_check_path_for_devices): New.
8036 (parse_devices_csv_1): New.
8037 (parse_devices_csv): New.
8038 (msp430_extract_mcu_data): Try to find devices.csv and search for the
8039 MCU data in devices.csv before using the hard-coded data.
8040 Warn if devices.csv isn't found and the MCU wasn't found in the
8041 hard-coded data either.
8042 * config/msp430/msp430.h (DRIVER_SELF_SPECS): Call
8043 msp430_set_driver_var for -mno-warn-devices-csv and -mdevices-csv-loc.
8044 Search for devices.csv on -I and -L paths.
8045 (EXTRA_SPEC_FUNCTIONS): Add msp430_check_path_for_devices and
8046 msp430_set_driver_var.
8047 * config/msp430/msp430.opt: Add -mwarn-devices-csv and
8049 * doc/invoke.texi (-mmcu): Document that -I and -L paths are
8050 searched for devices.csv.
8051 (mwarn-devices-csv): Document option.
8053 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
8055 * config/aarch64/aarch64-protos.h (aarch64_output_ptrue): Delete.
8056 * config/aarch64/aarch64-sve.md (*aarch64_sve_mov<PRED_ALL:mode>):
8057 Use a single Dn alternative instead of separate Dz and Dm
8058 alternatives. Use aarch64_output_sve_move_immediate.
8059 * config/aarch64/aarch64.c (aarch64_sve_element_int_mode): New
8061 (aarch64_simd_valid_immediate): Fill in the simd_immediate_info
8063 (aarch64_output_sve_mov_immediate): Handle predicate modes.
8064 (aarch64_output_ptrue): Delete.
8066 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
8068 * config/aarch64/aarch64.c (simd_immediate_info::insn_type): Add
8070 (simd_immediate_info::value, simd_immediate_info::step)
8071 (simd_immediate_info::modifier, simd_immediate_info::shift): Replace
8073 (simd_immediate_info::u): ...this new union.
8074 (simd_immediate_info::simd_immediate_info): Update accordingly.
8075 (aarch64_output_simd_mov_immediate): Likewise.
8076 (aarch64_output_sve_mov_immediate): Likewise.
8078 2019-08-13 Jozef Lawrynowicz <jozef.l@mittosystems.com>
8080 * config.gcc (msp430*-*-*): Add msp430-devices.o to extra_objs and
8082 * config/msp430/driver-msp430.c: Remove msp430_mcu_data.
8083 (msp430_select_cpu): New spec function.
8084 (msp430_select_hwmult_lib): Use msp430_extract_mcu_data to extract
8086 * config/msp430/msp430-devices.c: New file.
8087 * config/msp430/msp430-devices.h: New file.
8088 * config/msp430/msp430.c: Remove msp430_mcu_data.
8089 (msp430_option_override): Use msp430_extract_mcu_data to extract
8091 (msp430_use_f5_series_hwmult): Likewise.
8092 (use_32bit_hwmult): Likewise.
8093 (msp430_no_hwmult): Likewise.
8094 * config/msp430/msp430.h (ASM_SPEC): Don't pass -mmcu to the
8096 (DRIVER_SELF_SPECS): Call msp430_select_cpu if -mmcu is used without
8098 (EXTRA_SPEC_FUNCTIONS): Add msp430_select_cpu.
8099 * config/msp430/t-msp430: Add rule to build msp430-devices.o.
8100 Remove hard-coded MCU multilib data.
8102 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
8104 * config/aarch64/aarch64.c (aarch64_classify_vector_mode): Switch
8105 based on the mode instead of testing properties of it.
8107 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
8109 * doc/md.texi: Document the x and y constraints for AArch64.
8110 * config/aarch64/aarch64.h (FP_LO8_REGNUM_P): New macro.
8111 (FP_LO8_REGS): New reg_class.
8112 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Add an entry for FP_LO8_REGS.
8113 * config/aarch64/aarch64.c (aarch64_hard_regno_nregs)
8114 (aarch64_regno_regclass, aarch64_class_max_nregs): Handle FP_LO8_REGS.
8115 * config/aarch64/predicates.md (aarch64_simd_register): Use
8116 FP_REGNUM_P instead of checking the classes manually.
8117 * config/aarch64/constraints.md (y): New constraint.
8119 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
8121 * config/aarch64/iterators.md (perm_insn): Include the "1"/"2" suffix.
8122 (perm_hilo): Remove UNSPEC_ZIP*, UNSEPC_TRN* and UNSPEC_UZP*.
8123 * config/aarch64/aarch64-simd.md
8124 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Rename to..
8125 (aarch64_<PERMUTE:perm_insn><mode>): ...this and remove perm_hilo
8126 from the asm template.
8127 * config/aarch64/aarch64-sve.md
8128 (aarch64_<perm_insn><perm_hilo><PRED_ALL:mode>): Rename to..
8129 (aarch64_<perm_insn><PRED_ALL:mode>): ...this and remove perm_hilo
8130 from the asm template.
8131 (aarch64_<perm_insn><perm_hilo><SVE_ALL:mode>): Rename to..
8132 (aarch64_<perm_insn><SVE_ALL:mode>): ...this and remove perm_hilo
8133 from the asm template.
8134 * config/aarch64/aarch64-simd-builtins.def: Update comment.
8136 2019-08-13 Martin Liska <mliska@suse.cz>
8138 * value-prof.c (gimple_ic_transform): Add new line.
8139 Print details with MSG_NOTE.
8141 2019-08-13 Martin Liska <mliska@suse.cz>
8143 * doc/invoke.texi: Document automatic detection of jobserver.
8144 * lto-wrapper.c (run_gcc): Detect jobserver always.
8146 2019-08-13 Uroš Bizjak <ubizjak@gmail.com>
8148 * config/i386/i386-expand.c (ix86_expand_vector_set)
8149 <case E_V2SImode>: Use vec_merge path for
8150 TARGET_MMX_WITH_SSE && TARGET_SSE4_1.
8151 <case E_V8QImode>: Ditto.
8152 * config/i386/mmx.md (*mmx_pinsrd): New insn pattern.
8153 (*mmx_pinsrb): Ditto.
8155 2019-08-12 Jakub Jelinek <jakub@redhat.com>
8159 * config/i386/avxintrin.h (_mm256_zextpd128_pd256,
8160 _mm256_zextps128_ps256, _mm256_zextsi128_si256): New intrinsics.
8161 * config/i386/avx512fintrin.h (_mm512_zextpd128_pd512,
8162 _mm512_zextps128_ps512, _mm512_zextsi128_si512, _mm512_zextpd256_pd512,
8163 _mm512_zextps256_ps512, _mm512_zextsi256_si512): Likewise.
8165 2019-08-12 Richard Biener <rguenther@suse.de>
8168 * tree.c (free_lang_data_in_type): Do not free TYPE_BINFO dependent on
8171 2019-08-12 Richard Biener <rguenther@suse.de>
8174 * lto-wrapper.c (get_options_from_collect_gcc_options): Remove
8175 lang_mask option, always use CL_DRIVER.
8176 (get_options_from_collect_gcc_options): Adjust.
8177 (find_and_merge_options): Likewise.
8178 (run_gcc): Likewise.
8180 2019-08-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8182 * ipa-predicate.c (add_condition): Restore inverted test.
8184 2019-08-10 Jakub Jelinek <jakub@redhat.com>
8186 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_DEVICE_TYPE.
8187 (enum omp_clause_device_type_kind): New enum.
8188 (struct tree_omp_clause): Add subcode.device_type_kind.
8189 * tree.h (OMP_CLAUSE_DEVICE_TYPE_KIND): Define.
8190 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add entries
8191 for device_type clause.
8192 (walk_tree_1): Handle OMP_CLAUSE_DEVICE_TYPE.
8193 * tree-pretty-print.c (dump_omp_clause): Likewise.
8196 * config/i386/mmx.md (usadv8qi): Use register_operand instead of
8199 2019-08-09 Vladimir Makarov <vmakarov@redhat.com>
8201 * reload1.c (finish_spills): Do not check ira_conflicts_p when
8202 handling spilled pseudos.
8204 2019-08-09 Richard Earnshaw <rearnsha@arm.com>
8207 * config/aarch64/aarch64.c (aarch64_gen_adjusted_ldpstp): Use copy_rtx
8208 to preserve the contents of the original insns.
8210 2019-08-09 Richard Earnshaw <rearnsha@arm.com>
8212 * config/arm/arm.md (addsi3_compare_op1): Add 16-bit thumb-2 variants.
8213 (addsi3_compare_op2): Likewise.
8215 2019-08-09 Martin Liska <mliska@suse.cz>
8217 * alias.c (alias_ptr_types_compatible_p): Strengten
8218 type comparison in LTO mode.
8220 2019-08-09 Richard Sandiford <richard.sandiford@arm.com>
8223 * tree-tailcall.c (find_tail_calls): Reject calls that might
8224 read from an escaped RESULT_DECL.
8226 2019-08-09 Martin Liska <mliska@suse.cz>
8228 * doc/invoke.texi: Document the option value.
8229 * lto-wrapper.c (run_gcc): Set auto_parallel
8230 only with -flto=auto.
8232 2019-08-09 Martin Liska <mliska@suse.cz>
8234 * opts.c (common_handle_option): Error for an invalid argument
8237 2019-08-09 Martin Liska <mliska@suse.cz>
8239 * ipa-icf.c (sem_function::merge): Define AUTO_DUMP_SCOPE and
8240 use dump_printf to report optimization.
8241 (sem_variable::merge): Likwise.
8242 (sem_item_optimizer::merge_classes): Use dump_printf to report
8245 2019-08-09 Martin Liska <mliska@suse.cz>
8247 * value-prof.c (gimple_divmod_fixed_value_transform):
8248 Use dump_printf_loc.
8249 (gimple_mod_pow2_value_transform): Likewise.
8250 (gimple_mod_subtract_transform): Likewise.
8251 (init_node_map): Likewise.
8252 (gimple_ic_transform): Likewise.
8253 (gimple_stringops_transform): Likewise.
8255 2019-08-08 Mihailo Stojanovic <mistojanovic@wavecomp.com>
8257 * doc/extend.texi: Add const qualifier to ld intrinsics.
8259 2019-08-08 Segher Boessenkool <segher@kernel.crashing.org>
8261 * config/rs6000/dfp.md (D64_D128): Rename to ...
8262 (DDTD): ... this, throughout.
8263 (dfp_suffix): Rename to ...
8264 (q): ... this, throughout.
8266 2019-08-08 Segher Boessenkool <segher@kernel.crashing.org>
8268 * config/rs6000/dfp.md (D64_D128): Move earlier in the file.
8269 (dfp_suffix): Ditto.
8270 (adddd3, addtd3): Merge to ...
8271 (add<mode>3 for D64_D128): ... this.
8272 (subdd3, subtd3): Merge to ...
8273 (sub<mode>3 for D64_D128): ... this.
8274 (muldd3, multd3): Merge to ...
8275 (mul<mode>3 for D64_D128): ... this.
8276 (divdd3, divtd3): Merge to ...
8277 (div<mode>3 for D64_D128): ... this.
8278 (*cmpdd_internal1, *cmptd_internal1): Merge to ...
8279 (*cmp<mode>_internal1 for D64_D128): ... this.
8280 (ftruncdd2, ftrunctd2): Merge to ...
8281 (ftrunc<mode>2 for D64_D128): ... this.
8282 (fixdddi2, fixtddi2): Merge to ...
8283 (fix<mode>di2 for D64_D128): ... this.
8285 2019-08-08 Jim Wilson <jimw@sifive.com>
8288 * config/riscv/riscv.c (riscv_flatten_aggregate_field): New arg
8289 ignore_zero_width_bit_field_p. Skip zero size bitfields when true.
8290 Pass into recursive call.
8291 (riscv_flatten_aggregate_argument): New arg. Pass to
8292 riscv_flatten_aggregate_field.
8293 (riscv_pass_aggregate_in_fpr_pair_p): New local warned. Call
8294 riscv_flatten_aggregate_argument twice, with false and true as last
8295 arg. Process result twice. Compare results and warn if different.
8296 (riscv_pass_aggregate_in_fpr_and_gpr_p): Likewise.
8298 2019-08-08 Martin Liska <mliska@suse.cz>
8301 * gcc.c (driver::detect_jobserver): Use is_valid_fd.
8302 * lto-wrapper.c (jobserver_active_p): Likewise.
8304 2019-08-08 Martin Liska <mliska@suse.cz>
8306 * cgraphclones.c (set_new_clone_decl_and_node_flags): Drop
8307 IS_OPERATOR_NEW and IS_OPERATOR_DELETE.
8308 (create_version_clone_with_body): Likewise.
8310 2019-08-08 Jakub Jelinek <jakub@redhat.com>
8312 * gimplify.c (omp_add_variable): Use GOVD_PRIVATE | GOVD_EXPLICIT
8313 for VLA helper variables on target data even if not GOVD_FIRSTPRIVATE.
8314 (gimplify_scan_omp_clauses): For OMP_CLAUSE_USE_DEVICE_* use just
8315 GOVD_EXPLICIT flags.
8316 (gimplify_omp_workshare): For OMP_TARGET_DATA move all
8317 OMP_CLAUSE_USE_DEVICE_* clauses to the end of clauses chain.
8318 * omp-low.c (scan_sharing_clauses): For OMP_CLAUSE_USE_DEVICE_*
8319 call install_var_field with mask 11 instead of 3.
8320 (lower_omp_target): For OMP_CLAUSE_USE_DEVICE_* use pass
8321 (splay_tree_key) &DECL_UID (var) to build_sender_ref instead of var.
8323 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
8325 * config/aarch64/constraints.md (Z): Handle floating-point zeros too.
8326 * config/aarch64/predicates.md (aarch64_reg_or_zero): Likewise.
8328 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
8330 * config/aarch64/aarch64-sve.md (vec_shl_insert_<mode>): Add
8331 MOVPRFX alternatives. Make the GPR alternatives more expensive
8334 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
8336 * config/aarch64/aarch64-sve.md (fold_extract_last_<mode>):
8337 Disparage the GPR alternative relative to the FPR one.
8338 Fix handling of 8-bit and 16-bit FPR values.
8340 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
8342 * config/aarch64/iterators.md (BITWISEV): Delete.
8343 (SVE_INT_REDUCTION, SVE_FP_REDUCTION): New int iterators.
8344 (optab): Handle UNSPEC_UMAXV, UNSPEC_UMINV, UNSPEC_SMAXV,
8345 UNSPEC_SMINV, UNSPEC_FADDV, UNSPEC_FMAXNMV, UNSPEC_FMAXV,
8346 UNSPEC_FMINNMV, UNSPEC_FMINV.
8347 (bit_reduc_op): Delete.
8348 (sve_int_op): New int attribute.
8349 (sve_fp_op): Handle UNSPEC_FADDV, UNSPEC_FMAXNMV, UNSPEC_FMAXV,
8350 UNSPEC_FMINNMV, UNSPEC_FMINV.
8351 * config/aarch64/aarch64-sve.md
8352 (reduc_<MAXMINV:maxmin_uns>_scal_<SVE_I:mode>)
8353 (*reduc_<MAXMINV:maxmin_uns>_scal_<SVE_I:mode>)
8354 (reduc_<BITWISEV:optab>_scal_<SVE_I:mode>)
8355 (*reduc_<BITWISEV:optab>_scal_<SVE_I:mode>): Merge into...
8356 (reduc_<SVE_INT_REDUCTION:optab>_scal_<SVE_I:mode>)
8357 (*reduc_<SVE_INT_REDUCTION:optab>_scal_<SVE_I:mode>): ...these
8359 (reduc_plus_scal_<SVE_F:mode>, *reduc_plus_scal_<SVE_I:mode>)
8360 (reduc_<FMAXMINV:optab>_scal_<SVE_F:mode>)
8361 (*reduc_<FMAXMINV:optab>_scal_<SVE_F:mode>): Merge into...
8362 (reduc_<SVE_FP_REDUCTION:optab>_scal_<SVE_F:mode>)
8363 (*reduc_<SVE_FP_REDUCTION:optab>_scal_<SVE_F:mode>): ...these
8366 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
8368 * config/aarch64/aarch64-sve.md (fma<mode>4, *fma<mode>4)
8369 (fnma<mode>4, *fnma<mode>4, fnms<mode>4, *fnms<mode>4)
8370 (fms<mode>4, *fms<mode>4): Replace with...
8371 (<SVE_COND_FP_TERNARY:optab><SVE_F:mode>4)
8372 (*<SVE_COND_FP_TERNARY:optab><SVE_F:mode>4): ...these new patterns.
8373 Use unspecs instead of rtx codes.
8374 (cond_<optab><mode>, *cond_<optab><mode>_2, *cond_<optab><mode>_4)
8375 (*cond_<optab><mode>_any): Add the predicate to SVE_COND_FP_TERNARY.
8377 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
8379 * config/aarch64/iterators.md (SVE_COND_FP_MAXMIN_PUBLIC): New
8381 (maxmin_uns_op): Handle UNSPEC_COND_FMAXNM and UNSPEC_COND_FMINNM.
8382 * config/aarch64/aarch64-sve.md
8383 (<FMAXMIN:su><FMAXMIN:maxmin><SVE_F:mode>3): Rename to...
8384 (<SVE_COND_FP_MAXMIN_PUBLIC:optab><SVE_F:mode>3): ...this and
8385 use a single unspec for the rhs.
8386 (*<su><maxmin><mode>3): Delete.
8387 (<maxmin_uns><SVE_F:mode>3): Use a single unspec for the rhs.
8389 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
8391 * config/aarch64/iterators.md (UNSPEC_COND_FABS, UNSPEC_COND_FNEG)
8392 (UNSPEC_COND_FRINTA, UNSPEC_COND_FRINTI, UNSPEC_COND_FRINTM)
8393 (UNSPEC_COND_FRINTN, UNSPEC_COND_FRINTP, UNSPEC_COND_FRINTX)
8394 (UNSPEC_COND_FRINTZ, UNSPEC_COND_FSQRT): New unspecs.
8395 (optab, sve_fp_op): Handle them.
8396 (SVE_FP_UNARY): Delete.
8397 (optab): Remove sqrt entry.
8398 (sve_fp_op): Remove neg, abs and sqrt entries.
8399 (SVE_COND_FP_UNARY): New int iterator.
8400 * config/aarch64/aarch64-sve.md (<frint_pattern><mode>2)
8401 (*<frint_pattern><mode>2): Delete.
8402 (<SVE_FP_UNARY:optab><SVE_F:mode>2): Replace with...
8403 (<SVE_COND_FP_UNARY:optab><SVE_F:mode>2): ...this.
8404 (*<SVE_FP_UNARY:optab><SVE_F:mode>2): Replace with...
8405 (*<SVE_COND_FP_UNARY:optab><SVE_F:mode>2): ...this.
8407 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
8409 * config/aarch64/aarch64-sve.md (*pred_fold_left_plus_<mode>): Delete.
8411 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
8413 * config/aarch64/iterators.md (UNSPEC_COND_ADD): Rename to...
8414 (UNSPEC_COND_FADD): ...this.
8415 (UNSPEC_COND_SUB): Rename to...
8416 (UNSPEC_COND_FSUB): ...this.
8417 (UNSPEC_COND_MUL): Rename to...
8418 (UNSPEC_COND_FMUL): ...this.
8419 (UNSPEC_COND_DIV): Rename to...
8420 (UNSPEC_COND_FDIV): ...this.
8421 (UNSPEC_COND_MAX): Rename to...
8422 (UNSPEC_COND_FMAXNM): ...this.
8423 (UNSPEC_COND_MIN): Rename to...
8424 (UNSPEC_COND_FMINNM): ...this.
8425 (UNSPEC_COND_LT): Rename to...
8426 (UNSPEC_COND_FCMLT): ...this.
8427 (UNSPEC_COND_LE): Rename to...
8428 (UNSPEC_COND_FCMLE): ...this.
8429 (UNSPEC_COND_EQ): Rename to...
8430 (UNSPEC_COND_FCMEQ): ...this.
8431 (UNSPEC_COND_NE): Rename to...
8432 (UNSPEC_COND_FCMNE): ...this.
8433 (UNSPEC_COND_GE): Rename to...
8434 (UNSPEC_COND_FCMGE): ...this.
8435 (UNSPEC_COND_GT): Rename to...
8436 (UNSPEC_COND_FCMGT): ...this.
8437 (SVE_COND_FP_BINARY, SVE_COND_FP_CMP, optab, cmp_op, sve_fp_op)
8438 (sve_fp_op_rev): Update accordingly.
8439 * config/aarch64/aarch64.c (aarch64_unspec_cond_code): Likewise.
8441 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
8443 * config/aarch64/aarch64-sve.md: Reorganize contents and add
8445 * config/aarch64/check-sve-md.awk: New file.
8446 * config/aarch64/t-aarch64 (s-check-sve-md): New rule.
8447 (insn-conditions.md): Depend on it.
8449 2019-08-07 Uroš Bizjak <ubizjak@gmail.com>
8452 * config/i386/sse.md (*negsi2_1_zext): Simplify insn pattern.
8453 (*negsi2_cmpz_zext): Ditto.
8455 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
8457 * config/aarch64/iterators.md (commutative): Remove.
8459 2019-08-07 Richard Earnshaw <rearnsha@arm.com>
8462 * lto-wrapper.c (find_and_merge_options): Use CL_DRIVER when
8463 processing COLLECT_GCC_OPTIONS.
8464 (run_gcc): Likewise.
8466 2019-08-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
8468 PR tree-optimization/91109
8469 * lra-remat.c (update_scratch_ops): Remove assignment of the
8472 2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
8474 * data-streamer.h (streamer_write_poly_uint64): Declare.
8475 (streamer_read_poly_uint64): Likewise.
8476 * data-streamer-in.c (streamer_read_poly_uint64): New function.
8477 * data-streamer-out.c (streamer_write_poly_uint64): Likewise.
8478 * ipa-predicate.h (condition::size): Turn into a poly_int64.
8479 (add_condition): Take a poly_int64 size.
8480 * ipa-predicate.c (add_condition): Likewise.
8481 * ipa-prop.h (ipa_load_from_parm_agg): Take a poly_int64 size pointer.
8482 * ipa-prop.c (ipa_load_from_parm_agg): Likewise.
8483 (ipcp_modif_dom_walker::before_dom_children): Update accordingly.
8484 * ipa-fnsummary.c (evaluate_conditions_for_known_args): Handle
8485 condition::size as a poly_int64.
8486 (unmodified_parm_1): Take a poly_int64 size pointer.
8487 (unmodified_parm): Likewise.
8488 (unmodified_parm_or_parm_agg_item): Likewise.
8489 (set_cond_stmt_execution_predicate): Update accordingly.
8490 (set_switch_stmt_execution_predicate): Likewise.
8491 (will_be_nonconstant_expr_predicate): Likewise.
8492 (will_be_nonconstant_predicate): Likewise.
8493 (inline_read_section): Stream condition::size as a poly_int.
8494 (ipa_fn_summary_write): Likewise.
8496 2019-08-07 Martin Liska <mliska@suse.cz>
8498 * fold-const.c (twoval_comparison_p): Replace int
8499 with bool as a return type.
8500 (simple_operand_p): Likewise.
8501 (operand_equal_p): Replace int with bool as a return type.
8502 * fold-const.h (operand_equal_p): Likewise.
8504 2019-08-07 Jakub Jelinek <jakub@redhat.com>
8506 * tree-core.h (enum omp_clause_code): Adjust OMP_CLAUSE_USE_DEVICE_PTR
8507 OpenMP description. Add OMP_CLAUSE_USE_DEVICE_ADDR clause.
8508 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add entries
8509 for OMP_CLAUSE_USE_DEVICE_ADDR clause.
8510 (walk_tree_1): Handle OMP_CLAUSE_USE_DEVICE_ADDR.
8511 * tree-pretty-print.c (dump_omp_clause): Likewise.
8512 * tree-nested.c (convert_nonlocal_omp_clauses,
8513 convert_local_omp_clauses): Likewise.
8514 * gimplify.c (gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses):
8516 * omp-low.c (scan_sharing_clauses, lower_omp_target): Likewise.
8517 Treat OMP_CLAUSE_USE_DEVICE_ADDR like OMP_CLAUSE_USE_DEVICE_PTR
8518 clause with array or reference to array types, no matter what type
8519 except for reference it has.
8521 2019-08-07 Kewen Lin <linkw@gcc.gnu.org>
8523 * config/rs6000/vector.md (vrotr<mode>3): New define_expand.
8525 2019-08-07 Kito Cheng <kito.cheng@sifive.com>
8527 * config/riscv/multilib-generator: (canonical_order): Add 'g'.
8528 (arch_canonicalize): Support rv32g and rv64g and fix error
8531 2019-08-06 Martin Liska <mliska@suse.cz>
8533 * cgraph.c (cgraph_node::dump): Dump DECL_IS_OPERATOR_NEW_P
8534 and DECL_IS_OPERATOR_DELETE_P.
8536 2019-08-06 Jakub Jelinek <jakub@redhat.com>
8538 * tree.h (OMP_CLAUSE_LASTPRIVATE_TASKLOOP_IV): Rename to ...
8539 (OMP_CLAUSE_LASTPRIVATE_LOOP_IV): ... this. Adjust comment.
8540 * gimplify.c (gimple_add_tmp_var): In SIMD contexts, turn addressable
8541 new vars into GOVD_PRIVATE rather than GOVD_LOCAL.
8542 (gimplify_omp_for): Don't do C++ random access iterator clause
8543 adjustments on combined constructs from OMP_LOOP. For OMP_LOOP,
8544 don't predetermine the artificial iterator in case of C++ random
8545 access iterators as lastprivate, but private. For OMP_LOOP, force
8546 bind expr around simd body and force for_pre_body before the
8547 construct. Use OMP_CLAUSE_LASTPRIVATE_LOOP_IV instead of
8548 OMP_CLAUSE_LASTPRIVATE_TASKLOOP_IV.
8549 (gimplify_omp_loop): Add firstprivate clauses on OMP_PARALLEL for
8550 diff var of C++ random access iterators. Handle
8551 OMP_CLAUSE_FIRSTPRIVATE. For OMP_CLAUSE_LASTPRIVATE_LOOP_IV, if
8552 not outermost also add OMP_CLAUSE_FIRSTPRIVATE, and in both cases
8553 clear OMP_CLAUSE_LASTPRIVATE_LOOP_IV on the lastprivate clause
8554 on the OMP_FOR and OMP_DISTRIBUTE constructs if any.
8555 * omp-low.c (lower_rec_input_clauses): For
8556 OMP_CLAUSE_LASTPRIVATE_LOOP_IV on simd copy construct the private
8557 variables instead of default constructing them.
8558 (lower_lastprivate_clauses): Use OMP_CLAUSE_LASTPRIVATE_LOOP_IV
8559 instead of OMP_CLAUSE_LASTPRIVATE_TASKLOOP_IV and move the
8560 is_taskloop_ctx check from the assert to the guarding condition.
8562 2019-08-06 Kito Cheng <kito.cheng@sifive.com>
8564 * config/riscv/multilib-generator: (canonical_order): New.
8565 (arch_canonicalize): Dito.
8566 Apply arch_canonicalize for alts.
8568 2019-08-05 Martin Sebor <msebor@redhat.com>
8570 * doc/extend.texi (Common Variable Attributes): Document alias
8573 2019-08-05 Marek Polacek <polacek@redhat.com>
8575 PR c++/91338 - Implement P1161R3: Deprecate a[b,c].
8576 * doc/invoke.texi: Document -Wcomma-subscript.
8578 2019-08-05 Richard Sandiford <richard.sandiford@arm.com>
8580 * tree-core.h (tree_function_decl): Make function_code an
8581 independent field. Group the remaining bitfields into bytes
8582 and move decl_type so that it contines to be at a byte boundary.
8583 Leave 12 bits for future expansion.
8585 2019-08-05 Richard Sandiford <richard.sandiford@arm.com>
8587 * gimple-fold.c (gimple_fold_mask_load_store_mem_ref)
8588 (gimple_fold_mask_load, gimple_fold_mask_store): New functions.
8589 (gimple_fold_call): Use them to fold IFN_MASK_LOAD and
8592 2019-08-05 Richard Sandiford <richard.sandiford@arm.com>
8594 * gimple.h (gimple_move_vops): Declare.
8595 * gimple.c (gimple_move_vops): New function
8596 * gimple-fold.c (replace_call_with_call_and_fold)
8597 (gimple_fold_builtin_memory_op, gimple_fold_builtin_memset)
8598 (gimple_fold_builtin_stpcpy, fold_builtin_atomic_compare_exchange)
8599 (gimple_fold_call): Use it.
8600 * ipa-param-manipulation.c (ipa_modify_call_arguments): Likewise.
8601 * tree-call-cdce.c (use_internal_fn): Likewise.
8602 * tree-if-conv.c (predicate_load_or_store): Likewise.
8603 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
8604 * tree-ssa-math-opts.c (pass_cse_reciprocals::execute): Likewise.
8605 * tree-ssa-propagate.c (finish_update_gimple_call): Likewise.
8606 (update_call_from_tree): Likewise.
8607 * tree-vect-stmts.c (vectorizable_load): Likewise.
8608 * tree-vectorizer.c (adjust_simduid_builtins): Likewise.
8610 2019-08-05 Martin Liska <mliska@suse.cz>
8613 * tree-ssa-dce.c (propagate_necessity): Handle new operators
8615 (eliminate_unnecessary_stmts): Likewise.
8617 2019-08-05 Richard Biener <rguenther@suse.de>
8620 * fold-const.c (get_array_ctor_element_at_index): Create
8621 offset_ints according to the sign of the index type and treat
8622 that as signed if it is obviously so.
8624 2019-08-05 Jakub Jelinek <jakub@redhat.com>
8627 * config/i386/avxintrin.h (_mm256_loadu2_m128, _mm256_storeu2_m128,
8628 _mm256_loadu2_m128d, _mm256_storeu2_m128d, _mm256_loadu2_m128i,
8629 _mm256_storeu2_m128i): New function.
8631 2019-08-05 Kito Cheng <kito.cheng@sifive.com>
8633 * config/riscv/riscv.c (riscv_promote_function_mode): New.
8634 (TARGET_PROMOTE_FUNCTION_MODE): Use riscv_promote_function_mode.
8636 2019-08-05 Alan Modra <amodra@gmail.com>
8639 * config/rs6000/freebsd64.h (CPLUSPLUS_CPP_SPEC),
8640 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
8642 2019-08-04 Gerald Pfeifer <gerald@pfeifer.com>
8644 * doc/install.texi (Prerequisites): Remove reference to Tcl 8.6
8645 bug that was fixed in Tcl 8.6.1.
8647 2019-08-02 Michael Meissner <meissner@linux.ibm.com>
8649 * config/rs6000/future.md: New file.
8650 * config/rs6000/rs6000.md: Include future.md.
8651 * config/rs6000/t-rs6000 (MD_INCLUDES): Add future.md.
8653 2019-08-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
8655 * function.c (assign_parm_adjust_stack_rtl): Revise STRICT_ALIGNMENT
8656 check to use targetm.slow_unaligned_access instead.
8658 * function.c (assign_param_data_one): Remove unused data members.
8660 2019-08-02 Steve Ellcey <sellcey@marvell.com>
8662 * omp-simd-clone.c (simd_clone_adjust_return_type): Remove call to
8663 build_distinct_type_copy.
8664 (simd_clone_adjust_argument_types): Ditto.
8665 (simd_clone_adjust): Call build_distinct_type_copy here.
8666 (expand_simd_clones): Ditto.
8668 2019-08-02 Uroš Bizjak <ubizjak@gmail.com>
8671 * config/i386/sse.md (*vec_extractv16qi_zext): New insn pattern.
8673 2019-08-02 Alexander Monakov <amonakov@ispras.ru>
8675 * tree-ssa-loop-im.c (sort_bbs_in_loop_postorder_cmp): Simplify casts
8676 from 'const void *'.
8677 (sort_locs_in_loop_postorder_cmp): Likewise.
8679 2019-08-02 Eric Botcazou <ebotcazou@adacore.com>
8681 * doc/invoke.texi (hot-bb-count-fraction): Rework description.
8682 (hot-bb-count-ws-permille): Likewise.
8683 (hot-bb-frequency-fraction): Likewise.
8684 (unlikely-bb-count-fraction): Likewise.
8685 * params.def (hot-bb-count-fraction): Rework description.
8686 (hot-bb-count-ws-permille): Likewise.
8687 (hot-bb-frequency-fraction): Likewise.
8688 (unlikely-bb-count-fraction): Likewise. Remove min and max values.
8689 * predict.c (get_hot_bb_threshold): Deal with 0 HOT_BB_COUNT_FRACTION.
8691 2019-08-02 Uroš Bizjak <ubizjak@gmail.com>
8694 * config/i386/i386-expand.c (ix86_unordered_fp_compare) <case LTGT>:
8697 2019-08-02 Richard Biener <rguenther@suse.de>
8699 * vec.h (vec::sort): Add gcc_qsort_r support.
8700 (vec::bsearch): Add an overload with gcc_qsort_r style callbacks.
8701 * tree-ssa-loop-im.c (sort_bbs_in_loop_postorder_cmp): Adjust
8702 to gcc_qsort_r style callback.
8703 (sort_locs_in_loop_postorder_cmp): Likewise.
8704 (analyze_memory_references): Use gcc_sort_r interfaces.
8705 (find_ref_loc_in_loop_cmp): Use new bsearch overload.
8707 2019-08-02 Martin Liska <mliska@suse.cz>
8710 * gcc.c (driver::maybe_run_linker): Call detect_jobserver
8711 to detect working job server.
8712 (driver::detect_jobserver): Test whether jobserver
8713 is active from GCC driver. That will prevent situation where
8714 GCC is invoked from a LD plugin and the linker already uses
8715 file descriptors suggested by make. That leads to a wrong
8717 * gcc.h (driver): Add detect_jobserver.
8718 * lto-wrapper.c (jobserver_active_p): Simplify sscanf by
8719 not scanning for --jobserver-auth prefix.
8721 2019-08-02 Jakub Jelinek <jakub@redhat.com>
8723 PR tree-optimization/91201
8724 * config/i386/i386-expand.c (ix86_expand_vector_extract): For elt == 0
8725 V16QImode extraction without sse4.1 try to use V4SImode lowpart
8728 2019-08-01 Martin Sebor <msebor@redhat.com>
8731 * tree.c (type_initializer_zero_p): Define.
8732 * tree.h (type_initializer_zero_p): New function.
8734 2019-08-01 Eric Botcazou <ebotcazou@adacore.com>
8736 * cfgrtl.c (relink_block_chain): Add line returns in dump file.
8738 2019-08-01 Eric Botcazou <ebotcazou@adacore.com>
8740 * cgraph.h (cgraph_edge::maybe_hot_p): Tweak comment.
8741 * cgraph.c (cgraph_edge::maybe_hot_p): Likewise. Remove useless test.
8742 * predict.c (maybe_hot_count_p): Likewise.
8743 (maybe_hot_bb_p): Tweak comment.
8744 (maybe_hot_edge_p): Likewise.
8745 (probably_never_executed): Likewise. Minor tweak.
8746 (probably_never_executed_bb_p): Likewise.
8747 (unlikely_executed_edge_p): Likewise.
8748 (probably_never_executed_edge_p): Likewise.
8749 (optimize_function_for_size_p): Likewise.
8750 (optimize_function_for_speed_p): Likewise.
8751 (function_optimization_type): Likewise.
8752 (optimize_bb_for_size_p): Likewise.
8753 (optimize_bb_for_speed_p): Likewise.
8754 (bb_optimization_type): Likewise.
8755 (optimize_edge_for_size_p): Likewise.
8756 (optimize_edge_for_speed_p): Likewise.
8757 (optimize_insn_for_size_p): Likewise.
8758 (optimize_insn_for_speed_p): Likewise.
8759 (optimize_loop_for_size_p): Likewise.
8760 (optimize_loop_for_speed_p): Likewise.
8761 (optimize_loop_nest_for_speed_p): Likewise.
8762 (optimize_loop_nest_for_size_p): Likewise.
8763 (predictable_edge_p): Likewise.
8764 (handle_missing_profiles): Minor tweak.
8766 2019-08-01 Michael Meissner <meissner@linux.ibm.com>
8768 * config/rs6000/predicates.md (pcrel_external_address): Update
8771 2019-08-01 Uroš Bizjak <ubizjak@gmail.com>
8774 * config/i386/mmx.md (usadv8qi): New expander.
8776 2019-08-01 Matthew Beliveau <mbelivea@redhat.com>
8779 * c-warn.c (c_do_switch_warnings): Suppress warning for enumerators
8780 with reserved names that are in a system header.
8782 2019-08-01 Uroš Bizjak <ubizjak@gmail.com>
8784 * config/i386/mmx.md (vec_extractv2si_0): Add (r,x) alternative.
8785 (*vec_extractv2si_0_zext_sse4): New insn pattern.
8786 (*vec_extractv2si_0_zext): Ditto.
8787 (*vec_extractv2si_1): Add (rm,x) alternative.
8788 (*vec_extractv2si_1_zext): New insn pattern.
8789 (*vec_extractv2si_zext_mem): Add "TARGET_MMX || TARGET_MMX_WITH_SSE"
8792 2019-08-01 Richard Biener <rguenther@suse.de>
8794 * domwalk.c (bb_postorder): Remove static variable.
8795 (cmp_bb_postorder): Adjust.
8796 (sort_bbs_postorder): Adjust and use gcc_sort_r.
8797 (dom_walker::walk): Adjust.
8799 2019-08-01 Alexander Monakov <amonakov@ispras.ru>
8801 * sort.cc (sort_r_ctx): New struct.
8802 (reorder23): Make templated on context type.
8804 (cmp1): Ditto. Adjust signature.
8807 [CHECKING_P] (cmp2to3): New static function. Use it...
8808 (gcc_qsort) [CHECKING_P]: ...here.
8809 (gcc_sort_r): New function.
8810 * system.h (sort_r_cmp_fn): New function typedef.
8811 (qsort_chk): Adjust signature.
8812 (gcc_sort_r): Declare.
8813 * vec.c (qsort_chk_error): Adjust.
8814 (qsort_chk): Adjust.
8816 2019-08-01 Richard Biener <rguenther@suse.de>
8818 * tree-ssa-pre.c (has_abnormal_preds): Remove global var.
8819 (compute_antic): Localize it here.
8821 2019-07-31 Maxim Blinov <maxim.blinov@embecosm.com>
8823 * common/config/riscv/riscv-common.c: Check -march string ends
8826 2019-07-31 Alexander Monakov <amonakov@ispras.ru>
8828 * ipa-devirt.c (type_warning_cmp): Make static.
8829 (decl_warning_cmp): Ditto.
8831 2019-07-31 Peter Bergner <bergner@linux.ibm.com>
8834 * config/rs6000/rs6000.opt (mdejagnu-cpu=): Delete option.
8835 * config/rs6000/rs6000.c (rs6000_option_override_internal): Remove
8836 use of deleted rs6000_dejagnu_cpu_index variable.
8837 * config/rs6000/rs6000.h (DRIVER_SELF_SPECS): Define.
8838 (SUBTARGET_DRIVER_SELF_SPECS): Likewise.
8839 * config/darwin.h (DRIVER_SELF_SPECS): Rename from this ...
8840 (SUBTARGET_DRIVER_SELF_SPECS): ...to this.
8841 * config/i386/i386.h (DRIVER_SELF_SPECS): Define.
8842 (SUBTARGET_DRIVER_SELF_SPECS): Likewise.
8844 2019-07-31 Richard Biener <rguenther@suse.de>
8846 PR tree-optimization/91280
8847 * tree-ssa-structalias.c (get_constraint_for_component_ref):
8848 Decompose MEM_REF manually for offset handling.
8850 2019-07-31 Richard Biener <rguenther@suse.de>
8852 PR tree-optimization/91293
8853 * tree-vect-slp.c (vect_build_slp_tree_2): Do not swap operands
8856 2019-07-31 Matt Thomas <matt@3am-software.com>
8857 Nick Hudson <nick@nthcliff.demon.co.uk>
8858 Matthew Green <mrg@eterna.com.au>
8859 Maya Rashish <coypu@sdf.org>
8861 * config.gcc (hppa*-*-netbsd*): New target.
8862 * config/pa/pa-netbsd.h: New file.
8863 * config/pa/pa32-netbsd.h: New file.
8865 2019-07-31 Jakub Jelinek <jakub@redhat.com>
8867 PR tree-optimization/91201
8868 * config/i386/mmx.md (reduc_plus_scal_v8qi): New expander.
8870 2019-07-31 Andrew Stubbs <ams@codesourcery.com>
8872 * config/gcn/gcn-valu.md
8873 (scatter<mode>_insn_1offset<exec_scatter>): Remove s_waitcnt.
8874 (scatter<mode>_insn_1offset_ds<exec_scatter>): Likewise.
8875 (scatter<mode>_insn_2offsets<exec_scatter>): Likewise.
8876 * config/gcn/gcn.c (gcn_md_reorg): Add delayeduse and reads to
8877 struct ilist. Add nops for delayeduse insns.
8878 * config/gcn/gcn.md (delayeduse): New attribute.
8879 (*movbi): Remove s_waitcnt from stores.
8880 (*mov<mode>_insn): Likewise.
8881 (*movti_insn): Likewise. Add delayeduse attribute.
8882 (sync_compare_and_swap<mode>_insn): Add delayeduse attribute.
8883 (atomic_store<mode>): Remove or adjust s_waitcnt.
8885 2019-07-31 Richard Biener <rguenther@suse.de>
8887 * vr-values.h (vr_values::swap_vr_value): New.
8888 (vr_values::free_value_range): likewise.
8889 * vr-values.c (vr_values::swap_vr_value): Implement.
8890 * gimple-ssa-evrp-analyze.h (evrp_range_analyzer::pop_value_range):
8891 Do not return a range or take a var.
8892 (evrp_range_analyzer::stack): Change back to recording a non-const
8894 * gimple-ssa-evrp-analyze.c
8895 (evrp_range_analyzer::record_ranges_from_stmt): Free unused
8897 (evrp_range_analyzer::pop_to_marker): Adjust.
8898 (evrp_range_analyzer::push_value_range): Use new swap_vr_value.
8899 (evrp_range_analyzer::pop_value_range): Likewise. Free the
8900 no longer needed value-range.
8902 2019-07-31 Martin Liska <mliska@suse.cz>
8904 * tree-ssa-dce.c (propagate_necessity): Delete operator can
8905 have size and (or) alignment as 2nd and later arguments.
8906 Mark all of them as necessary.
8908 2019-07-31 Richard Biener <rguenther@suse.de>
8910 PR tree-optimization/91178
8911 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
8914 2019-07-31 Jakub Jelinek <jakub@redhat.com>
8916 PR tree-optimization/91201
8917 * config/i386/sse.md (reduc_plus_scal_v16qi): New expander.
8918 (REDUC_PLUS_MODE): Add V32QImode for TARGET_AVX and V64QImode for
8920 (reduc_plus_scal_<mode>): Improve formatting by introducing
8923 2019-07-31 Sudakshina Das <sudi.das@arm.com>
8925 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): Add
8926 AARCH64_TME_BUILTIN_TSTART, AARCH64_TME_BUILTIN_TCOMMIT,
8927 AARCH64_TME_BUILTIN_TTEST and AARCH64_TME_BUILTIN_TCANCEL.
8928 (aarch64_init_tme_builtins): New.
8929 (aarch64_init_builtins): Call aarch64_init_tme_builtins.
8930 (aarch64_expand_builtin_tme): New.
8931 (aarch64_expand_builtin): Handle TME builtins.
8932 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Define
8933 __ARM_FEATURE_TME when enabled.
8934 * config/aarch64/aarch64-option-extensions.def: Add "tme".
8935 * config/aarch64/aarch64.h (AARCH64_FL_TME, AARCH64_ISA_TME): New.
8937 * config/aarch64/aarch64.md (define_c_enum "unspec"): Add UNSPEC_TTEST.
8938 (define_c_enum "unspecv"): Add UNSPECV_TSTART, UNSPECV_TCOMMIT and
8940 (tstart, ttest, tcommit, tcancel): New instructions.
8941 * config/aarch64/arm_acle.h (__tstart, __tcommit): New.
8942 (__tcancel, __ttest): New.
8943 (_TMFAILURE_REASON, _TMFAILURE_RTRY, _TMFAILURE_CNCL): New macro.
8944 (_TMFAILURE_MEM, _TMFAILURE_IMP, _TMFAILURE_ERR): Likewise.
8945 (_TMFAILURE_SIZE, _TMFAILURE_NEST, _TMFAILURE_DBG): Likewise.
8946 (_TMFAILURE_INT, _TMFAILURE_TRIVIAL): Likewise.
8947 * config/arm/types.md: Add new tme type attr.
8948 * doc/invoke.texi: Document "tme".
8950 2019-07-31 Joel Hutton <Joel.Hutton@arm.com>
8952 * config/arm/arm_cmse.h (cmse_nonsecure_caller): Add
8953 warn_unused_result attribute.
8954 (cmse_check_address_range): Add warn_unused_result attribute.
8956 2019-07-31 Richard Biener <rguenther@suse.de>
8958 PR tree-optimization/91257
8959 * tree-vrp.c (union_ranges): Unify equality and less tests
8960 by using compare_values. Re-order cheap tests first.
8962 2019-07-31 Jakub Jelinek <jakub@redhat.com>
8965 * gimplify.c (gimplify_omp_for): If for class iterator on
8966 distribute parallel for there is no data sharing clause
8967 on inner_for_stmt, look for private clause on combined
8968 parallel too and if found, move it to inner_for_stmt.
8970 2019-07-31 Richard Sandiford <richard.sandiford@arm.com>
8972 * lra-int.h (lra_operand_data): Remove early_clobber field.
8973 (lra_insn_reg): Likewise.
8974 * lra.c (debug_operand_data): Update accordingly.
8975 (setup_operand_alternative): Likewise.
8976 (new_insn_reg): Likewise. Remove early_clobber parameter.
8977 (collect_non_operand_hard_regs): Update call accordingly.
8978 Don't assign to lra_insn_reg::early_clobber.
8979 (add_regs_to_insn_regno_info): Remove early_clobber parameter
8980 and update calls to new_insn_reg.
8981 (lra_update_insn_regno_info): Update calls accordingly.
8982 * lra-constraints.c (update_and_check_small_class_inputs): Take the
8983 alternative number as a parameter and test whether the operand
8984 is earlyclobbered in that particular alternative.
8985 (process_alt_operands): Update call accordingly. Use per-alternative
8986 checks for earyclobber here too.
8987 * lra-lives.c (reg_early_clobber_p): Check early_clobber_alts
8988 against zero for IRA_UNKNOWN_ALT.
8990 2019-07-30 Uroš Bizjak <ubizjak@gmail.com>
8992 * config/alpha/alpha.c (alpha_option_override): Quote a C type.
8994 2019-07-30 Wilco Dijkstra <wdijkstr@arm.com>
8996 * config/arm/thumb2.md (thumb2_movsi_insn): Adjust literal offset.
8997 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
8999 2019-07-30 Martin Liska <mliska@suse.cz>
9002 * cgraph.c (cgraph_edge::make_direct): Use
9003 edge->indirect_unknown_callee as edge->resolve_speculation can
9004 deallocate edge which is this pointer.
9006 2019-07-30 Richard Biener <rguenther@suse.de>
9008 PR tree-optimization/91257
9009 * bitmap.c (bitmap_ior_and_compl_into): Open-code.
9011 2019-07-30 Martin Liska <mliska@suse.cz>
9013 * doc/invoke.texi: Document new behavior.
9014 * lto-wrapper.c (cpuset_popcount): New function
9015 is a copy of libgomp/config/linux/proc.c.
9016 (init_num_threads): Likewise.
9017 (run_gcc): Automatically detect core count for -flto.
9018 (jobserver_active_p): New function.
9020 2019-07-30 Richard Biener <rguenther@suse.de>
9022 PR tree-optimization/91257
9023 * bitmap.h (bitmap_ior_into_and_free): Declare.
9024 * bitmap.c (bitmap_list_unlink_element): Add defaulted param
9025 whether to add the unliked element to the freelist.
9026 (bitmap_list_insert_element_after): Add defaulted param for
9027 an already allocated element.
9028 (bitmap_ior_into_and_free): New function.
9029 * tree-ssa-structalias.c (condense_visit): Reduce the
9030 ponts-to and edge bitmaps of the SCC members in a
9031 logarithmic fashion rather than all to one.
9033 2019-07-30 Richard Sandiford <richard.sandiford@arm.com>
9035 * tree-ssa-math-opts.c (convert_mult_to_fma): Add a mul_cond
9036 parameter. When nonnull, make sure that the addition or subtraction
9037 has the same condition.
9038 (math_opts_dom_walker::after_dom_children): Try convert_mult_to_fma
9039 for CFN_COND_MUL too.
9041 2019-07-30 Richard Biener <rguenther@suse.de>
9043 PR tree-optimization/91291
9044 * tree-ssa-sccvn.c (rpo_elim::eliminate_push_avail): Ignore
9047 2019-07-30 Jakub Jelinek <jakub@redhat.com>
9050 * omp-low.c (global_nonaddressable_vars): New variable.
9051 (use_pointer_for_field): For global decls, if they are non-addressable,
9052 remember it in the global_nonaddressable_vars bitmap, if they are
9053 addressable and in the global_nonaddressable_vars bitmap, ignore their
9054 TREE_ADDRESSABLE bit.
9055 (omp_copy_decl_2): Clear TREE_ADDRESSABLE also on private copies of
9056 vars in global_nonaddressable_vars bitmap.
9057 (execute_lower_omp): Free global_nonaddressable_vars bitmap.
9060 * config/i386/i386-expand.c (expand_vec_perm_blend): Change mask type
9061 from unsigned to unsigned HOST_WIDE_INT. For E_V64QImode cast
9062 comparison to unsigned HOST_WIDE_INT before shifting it left.
9064 2019-07-30 Uroš Bizjak <ubizjak@gmail.com>
9066 * config/i386/i386.md (movstrict<mode>): Use register_operand
9067 predicate for operand 0. Add expander condition. Assert that
9068 operand 0 is a SUBREG RTX.
9069 (*movstrict<mode>_1): Use register_operand predicate for operand 0.
9070 Update operand constraints and insn condition.
9071 (zero_extend<mode>si2_and): Do not call gen_movstrict<mode>.
9072 (zero_extendqihi2_and): Do not call gen_movstrictqi.
9073 (*setcc_qi_slp): Use register_operand predicate for operand 0.
9074 Update operand 0 constraints.
9075 (setcc_qi_slp splitters): Use register_operand predicate for operand 0.
9077 2019-07-29 Jozef Lawrynowicz <jozef.l@mittosystems.com>
9079 * config/msp430/msp430.h (DRIVER_SELF_SPECS): Define and emit errors
9080 when -m{code,data}-region are used without -mlarge.
9081 * config/msp430/msp430.c (msp430_option_override): Error when a
9082 non-default code or data region is used without -mlarge.
9083 (msp430_section_attr): Emit a warning and do not add upper/lower/either
9084 attributes when they are used without -mlarge.
9086 2019-07-29 Jozef Lawrynowicz <jozef.l@mittosystems.com>
9089 * config/msp430/msp430.h: Define ADDITIONAL_REGISTER_NAMES.
9091 2019-07-29 Richard Sandiford <richard.sandiford@arm.com>
9094 * wide-int.h (generic_wide_int::sext_elt): New function.
9095 * inchash.h (hash::add_wide_int): Use it instead of elt.
9097 2019-07-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9099 * config/arm/arm-builtins.c (acle_builtin_data): Expand VAR1 to
9101 * config/arm/arm.md (<crc_variant>): Rename to...
9102 (arm_<crc_variant>): ... This.
9103 (<cdp>): Rename to...
9104 (arm_<cdp>): ... This.
9105 (<ldc>): Rename to...
9106 (arm_<ldc>): ... This.
9107 (<stc>): Rename to...
9108 (arm_<stc>): ... This.
9109 (<mcr>): Rename to...
9110 (arm_<mcr>): ... This.
9111 (<mrc>): Rename to...
9112 (arm_<mrc>): ... This.
9113 (<mcrr>): Rename to...
9114 (arm_<mcrr>): ... This.
9115 (<mrrc>): Rename to...
9116 (arm_<mrrc>): ... This.
9118 2019-07-29 Richard Biener <rguenther@suse.de>
9120 PR tree-optimization/91257
9121 * tree-ssa-sccvn.h (struct vn_avail): New.
9122 (struct vn_ssa_aux): Add avail member.
9123 * tree-ssa-sccvn.c (class rpo_elim): Remove m_rpo_avail
9124 member, add m_avail_freelist one.
9125 (rpo_elim::~rpo_elim): Remove.
9126 (rpo_elim::eliminate_avail): Adjust to new avail tracking
9128 (rpo_elim::eliminate_push_avail): Likewise.
9129 (do_unwind): Likewise.
9130 (do_rpo_vn): Likewise.
9132 2019-07-29 Richard Biener <rguenther@suse.de>
9134 PR tree-optimization/91257
9135 * tree-vrp.c (operand_less_p): Avoid dispatching to fold for
9136 most cases, instead call compare_values which handles the
9137 symbolic ranges we handle specially.
9138 (compare_values_warnv): Do not call operand_less_p but open-code
9139 the effective fold calls. Avoid converting so much.
9141 2019-07-29 Martin Liska <mliska@suse.cz>
9143 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not
9144 remove LHS of operator new call. It's handled latter.
9146 2019-07-29 Richard Biener <rguenther@suse.de>
9148 PR tree-optimization/91267
9149 * vr-values.c (vr_values::update_value_range): Add early return
9150 for effectively VARYING lattice entry.
9152 2019-07-29 Richard Sandiford <richard.sandiford@arm.com>
9155 * tree-ssa-dce.c (keep_all_vdefs_p): New function.
9156 (mark_stmt_if_obviously_necessary): Mark all stmts with vdefs as
9157 necessary if keep_all_vdefs_p is true.
9158 (mark_aliased_reaching_defs_necessary): Add a gcc_checking_assert
9159 that keep_all_vdefs_p is false.
9160 (mark_all_reaching_defs_necessary): Likewise.
9161 (propagate_necessity): Skip the vuse scan if keep_all_vdefs_p is true.
9163 2019-07-29 Richard Sandiford <richard.sandiford@arm.com>
9165 * common.opt (Og): Change the initial value of flag_dse to 0.
9166 * opts.c (default_options_table): Move OPT_ftree_dse from
9167 OPT_LEVELS_1_PLUS to OPT_LEVELS_1_PLUS_NOT_DEBUG. Also add
9168 OPT_fdse to OPT_LEVELS_1_PLUS_NOT_DEBUG. Put the OPT_ftree_pta
9169 entry before the OPT_ftree_sra entry.
9170 * doc/invoke.texi (Og): Add -fdse and -ftree-dse to the list
9171 of flags disabled by Og.
9173 2019-07-29 Richard Sandiford <richard.sandiford@arm.com>
9175 * tree-cfg.c (execute_fixup_cfg): Don't delete stores to write-only
9178 2019-07-29 Richard Sandiford <richard.sandiford@arm.com>
9180 * doc/sourcebuild.texi (check-function-bodies): Document.
9182 2019-07-29 Richard Sandiford <richard.sandiford@arm.com>
9184 * simplify-rtx.c (simplify_const_unary_operation): Fold a
9185 VEC_DUPLICATE of a fixed-length vector even if the result
9186 is variable-length. Likewise fold a duplicate of a
9187 variable-length vector if the variable-length vector is
9188 itself a duplicate of a fixed-length sequence.
9189 (test_vector_ops_duplicate): Test more cases.
9191 2019-07-29 Richard Sandiford <richard.sandiford@arm.com>
9193 * vector-builder.h (vector_builder): Add a shape template parameter.
9194 (vector_builder::new_unary_operation): New function, generalizing
9195 the old tree_vector_builder function.
9196 (vector_builder::new_binary_operation): Likewise.
9197 (vector_builder::binary_encoded_nelts): Likewise.
9198 * int-vector-builder.h (int_vector_builder): Update template
9199 parameters to vector_builder.
9200 (int_vector_builder::shape_nelts): New function.
9201 * rtx-vector-builder.h (rtx_vector_builder): Update template
9202 parameters to vector_builder.
9203 (rtx_vector_builder::shape_nelts): New function.
9204 (rtx_vector_builder::nelts_of): Likewise.
9205 (rtx_vector_builder::npatterns_of): Likewise.
9206 (rtx_vector_builder::nelts_per_pattern_of): Likewise.
9207 * tree-vector-builder.h (tree_vector_builder): Update template
9208 parameters to vector_builder.
9209 (tree_vector_builder::shape_nelts): New function.
9210 (tree_vector_builder::nelts_of): Likewise.
9211 (tree_vector_builder::npatterns_of): Likewise.
9212 (tree_vector_builder::nelts_per_pattern_of): Likewise.
9213 * tree-vector-builder.c (tree_vector_builder::new_unary_operation)
9214 (tree_vector_builder::new_binary_operation): Delete.
9215 (tree_vector_builder::binary_encoded_nelts): Likewise.
9216 * simplify-rtx.c: Include rtx-vector-builder.h.
9217 (distributes_over_addition_p): New function.
9218 (simplify_const_unary_operation)
9219 (simplify_const_binary_operation): Generalize handling of vector
9220 constants to include variable-length vectors.
9221 (test_vector_ops_series): Add more tests.
9223 2019-07-28 Jan Hubicka <hubicka@ucw.cz>
9226 * ipa-devirt.c (warn_types_mismatch): Compare indentifiers
9227 than INDENTIFIER_POINTER.
9229 2019-07-28 Martin Liska <mliska@suse.cz>
9232 * cgraph.c (symbol_table::create_edge): Always allocate
9234 (symbol_table::free_edge): Store summary_id to
9235 edge_released_summary_ids if != -1;
9236 * cgraph.h (NEXT_FREE_NODE): Remove.
9237 (SET_NEXT_FREE_NODE): Likewise.
9238 (NEXT_FREE_EDGE): Likewise.
9239 (symbol_table::release_symbol): Store summary_id to
9240 cgraph_released_summary_ids if != -1;
9241 (symbol_table::allocate_cgraph_symbol): Always allocate
9244 2019-07-28 Alan Modra <amodra@gmail.com>
9246 * config/rs6000/rs6000-call.c (rs6000_output_mi_thunk): Use
9249 2019-07-28 Alan Modra <amodra@gmail.com>
9252 * config/rs6000/linux.h (GNU_USER_TARGET_D_OS_VERSIONS): Don't
9254 * config/rs6000/linux64.h (TARGET_OS_CPP_BUILTINS): Invoke
9255 GNU_USER_TARGET_OS_CPP_BUILTINS for aixdesc abi.
9256 (GNU_USER_TARGET_D_OS_VERSIONS): Don't define.
9258 2019-07-28 Alan Modra <amodra@gmail.com>
9261 * config/rs6000/sysv4.h (ASM_DEFAULT_SPEC): Modify if -m64.
9262 * config/rs6000/default64.h (ASM_DEFAULT_SPEC): Define.
9263 * config/rs6000/freebsd64.h (ASM_DEFAULT_SPEC): Don't define.
9264 * config/rs6000/linux64.h (ASM_DEFAULT_SPEC): Likewise.
9265 * config/rs6000/rtems.h (ASM_DEFAULT_SPEC): Likewise.
9266 * config/rs6000/rs6000.h (ASM_DEFAULT_EXTRA): Define and use
9267 in asm_default spec.
9268 * config/rs6000/eabialtivec.h (ASM_DEFAULT_EXTRA): Redefine.
9269 * config/rs6000/linuxaltivec.h (ASM_DEFAULT_EXTRA): Redefine.
9271 2019-07-28 Gerald Pfeifer <gerald@pfeifer.com>
9273 * doc/include/gpl_v3.texi (Copying): Use https for www.gnu.org.
9275 2019-07-26 Tamar Christina <tamar.christina@arm.com>
9278 * config.gcc: Relax parsing of AARCH64_OPT_EXTENSION.
9279 * config/aarch64/aarch64-option-extensions.def: Add new comments
9280 and restore easier to read options.
9282 2019-07-26 Tamar Christina <tamar.christina@arm.com>
9284 * convert.c (convert_to_real_1): Move part of conversion code...
9285 * match.pd: ...To here.
9287 2019-07-26 Martin Jambor <mjambor@suse.cz>
9290 * ipa-inline-transform.c (check_speculations_1): New function.
9291 (push_all_edges_in_set_to_vec): Likewise.
9292 (check_speculations): Use check_speculations_1, new parameter
9294 (inline_call): Pass new_edges to check_speculations.
9295 * ipa-inline.c (add_new_edges_to_heap): Assert edge_callee is not
9297 (speculation_useful_p): Early return true if edge is inlined, remove
9298 later checks for inline_failed.
9300 2019-07-25 Vladimir Makarov <vmakarov@redhat.com>
9302 PR rtl-optimization/91223
9303 * lra-constraints.c (process_alt_operands): Fail for unsuccessful
9304 matching with INOUT operand.
9306 2019-07-25 Eric Botcazou <ebotcazou@adacore.com>
9308 * stmt.c (expand_case): Try to narrow the index type if it's larger
9309 than a word. Tidy up.
9311 2019-07-25 Eric Botcazou <ebotcazou@adacore.com>
9313 * cif-code.def (NEVER_CALL): New code.
9314 * ipa-inline.c (want_inline_small_function_p): Fix formatting issues.
9315 Set the failure to CIF_NEVER_CALL if the IPA count is zero.
9317 2019-07-25 Wilco Dijkstra <wdijkstr@arm.com>
9319 * config/arm/thumb2.md (thumb2_movsi_insn): Fix load/store low reg.
9320 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
9322 2019-07-23 Jan Hubicka <hubicka@ucw.cz>
9324 * ipa-devirt.c (add_type_duplicate): Fix return value.
9326 2019-07-25 Richard Biener <rguenther@suse.de>
9328 * tree-vrp.c (extract_range_from_multiplicative_op): Add
9329 type parameter and use it instead of guessing expression
9330 type from the first operand.
9331 (extract_range_from_binary_expr): Pass expr_type down.
9333 2019-07-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9335 * config/arm/arm.md (SATrev): Change to code attribute.
9336 (*satsi_<SAT:code>): Adjust for the above.
9337 (*satsi_<SAT:code>_shift): Likewise.
9339 2019-07-25 Richard Biener <rguenther@suse.de>
9341 * gimple-loop-versioning.cc (loop_versioning::prune_loop_conditions):
9342 Make value_range * temporary const.
9343 * gimple-ssa-evrp-analyze.c (evrp_range_analyzer::try_find_new_range):
9345 (evrp_range_analyzer::record_ranges_from_): Likewise.
9346 (evrp_range_analyzer::pop_value_range): Return a const value_range *,
9347 deal with having recorded a const one.
9348 * gimple-ssa-evrp-analyze.h (evrp_range_analyzer::get_value_range):
9349 Return a const value_range *.
9350 (evrp_range_analyzer::pop_value_range): Likewise.
9351 (evrp_range_analyzer::stack): Record const value_range *s.
9352 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
9354 * gimple-ssa-sprintf.c (get_int_range): Likewise.
9355 (format_integer): Likewise.
9356 (sprintf_dom_walker::handle_gimple_call): Likewise.
9357 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Likewise.
9358 * tree-vrp.c (vrp_prop::set_def_to_varying): Add.
9359 (vrp_prop::get_value_range): Adjust.
9360 (vrp_prop::vrp_initialize): Use set_def_to_varying instead of
9361 modifying the lattice in-place.
9362 (vrp_prop::visit_stmt): Likewise.
9363 * vr-values.c (vr_values::get_lattice_entry): New private method.
9364 (vr_values::get_value_range): Wrap it and return a const
9366 (vr_values::set_def_to_varying): New.
9367 (vr_values::set_defs_to_varying): Use it.
9368 (vr_values::update_value_range): Likewise.
9369 (vr_values::vrp_stmt_computes_nonzero): Adjust.
9370 (values::op_with_constant_singleton_va): Likewise.
9371 (vr_values::extract_range_for_var_from_co): Likewise.
9372 (vr_values::extract_range_from_ssa_name): Likewise.
9373 (vr_values::extract_range_from_cond_expr): Likewise.
9374 (vr_values::extract_range_basic): Likewise.
9375 (compare_ranges): Take const value_range *, adjust.
9376 (compare_range_with_value): Likewise.
9377 (vrp_valueize): Adjust.
9378 (vrp_valueize_1): Likewise.
9379 (vr_values::get_vr_for_comparison): Return a const value_range *.
9380 (vr_values::compare_name_with_value): Adjust.
9381 (vr_values::compare_names): Likewise.
9382 (vr_values::vrp_evaluate_conditional_warnv_with_ops_using_ranges):
9384 (vr_values::vrp_evaluate_conditional): Likewise.
9385 (find_case_label_ranges): Take a const value_range *.
9386 (vr_values::vrp_visit_switch_stmt): Adjust.
9387 (vr_values::extract_range_from_phi_node): Likewise.
9388 (vr_values::simplify_div_or_mod_using_ran): Likewise.
9389 (vr_values::simplify_abs_using_ranges): Likewise.
9390 (test_for_singularity): Take a const value_range *.
9391 (range_fits_type_p): Likewise.
9392 (vr_values::simplify_cond_using_ranges_1): Adjust.
9393 (vr_values::simplify_cond_using_ranges_2): Likewise.
9394 (vr_values::simplify_switch_using_ranges): Likewise.
9395 (vr_values::simplify_float_conversion_usi): Likewise.
9396 (vr_values::two_valued_val_range_p): Likewise.
9397 * vr-values.h (vr_values::get_value_range): Return a const
9399 (vr_values::set_def_to_varying): New.
9400 (vr_values::get_lattice_entry): New private method.
9401 (vr_values::get_vr_for_comparison): Return a const value_range *.
9403 2019-07-25 Martin Liska <mliska@suse.cz>
9404 Dominik Infuhr <dominik.infuehr@theobroma-systems.com>
9407 * common.opt: Add -fallocation-dce
9408 * gimple.c (gimple_call_operator_delete_p): New.
9409 * gimple.h (gimple_call_operator_delete_p): Likewise.
9410 * tree-core.h (enum function_decl_type): Add OPERATOR_DELETE.
9411 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Handle
9412 DECL_IS_OPERATOR_DELETE_P.
9413 (mark_all_reaching_defs_necessary_1): Likewise.
9414 (propagate_necessity): Likewise.
9415 (eliminate_unnecessary_stmts): Handle
9416 gimple_call_operator_delete_p.
9417 * tree-streamer-in.c (unpack_ts_function_decl_value_fields):
9418 Add packing of OPERATOR_DELETE.
9419 * tree-streamer-out.c (pack_ts_function_decl_value_fields):
9421 * tree.h (DECL_IS_OPERATOR_DELETE_P): New.
9422 (DECL_SET_IS_OPERATOR_DELETE): New.
9423 (DECL_IS_REPLACEABLE_OPERATOR_NEW_P): Likewise.
9425 2019-07-25 Martin Liska <mliska@suse.cz>
9427 * calls.c (maybe_warn_alloc_args_overflow): Use new macros
9428 (e.g. DECL_SET_LAMBDA_FUNCTION and DECL_LAMBDA_FUNCTION_P).
9429 * coverage.c (coverage_begin_function): Likewise.
9430 * fold-const.c (tree_expr_nonzero_warnv_p): Likewise.
9431 * gimple.c (gimple_call_nonnull_result_p): Likewise.
9432 * ipa-icf.c (sem_item::compare_referenced_symbol_properties): Likewise.
9433 (sem_item::hash_referenced_symbol_properties): Likewise.
9434 * lto-streamer-out.c (hash_tree): Likewise.
9435 * predict.c (expr_expected_value_1): Likewise.
9436 * tree-inline.c (expand_call_inline): Likewise.
9437 * tree-streamer-in.c (unpack_ts_function_decl_value_fields): Likewise.
9438 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Likewise.
9439 * tree-core.h (enum function_decl_type): New enum.
9440 (struct tree_function_decl): Remove operator_new_flag and lambda_function.
9441 * tree.h (FUNCTION_DECL_DECL_TYPE): New.
9442 (set_function_decl_type): Likewise.
9443 (DECL_IS_OPERATOR_NEW_P): New.
9444 (DECL_SET_IS_OPERATOR_NEW): Likewise.
9445 (DECL_LAMBDA_FUNCTION): Likewise.
9446 (DECL_LAMBDA_FUNCTION_P): Likewise.
9447 (DECL_IS_OPERATOR_NEW): Remove.
9448 (DECL_SET_LAMBDA_FUNCTION): Likewise.
9450 2019-07-25 Xiong Hu Luo <luoxhu@linux.ibm.com>
9452 * ipa-profile.c (get_most_common_single_value): Use
9453 get_nth_most_common_value.
9454 * profile.c (sort_hist_value): New function.
9455 (compute_value_histograms): Call sort_hist_value to sort the
9456 values after loading from disk.
9457 * value-prof.c (get_most_common_single_value): Rename to ...
9458 get_nth_most_common_value. Add input params n, return
9459 the n_th value and count.
9460 (gimple_divmod_fixed_value_transform): Use
9461 get_nth_most_common_value.
9462 (gimple_ic_transform): Likewise.
9463 (gimple_stringops_transform): Likewise.
9464 * value-prof.h (get_most_common_single_value): Add input params
9467 2019-07-25 Richard Biener <rguenther@suse.de>
9469 PR tree-optimization/91236
9470 * tree-ssa-sccvn.c (vn_walk_cb_data::push_partial_def): Fix
9471 size of CONSTRUCTOR write. Fix buffer size we pass to
9474 2019-07-24 Jozef Lawrynowicz <jozef.l@mittosystems.com>
9476 * config.gcc (msp430*-*-*): Fix non-GNU style in r273774.
9477 * config/msp430/msp430.h (ENDFILE_SPEC): Fix non-GNU style in
9480 2019-07-24 Jozef Lawrynowicz <jozef.l@mittosystems.com>
9482 * config.gcc (msp430*-*-*): Enable initfini_array by default unless
9483 explicitly disabled with --disable-initfini-array.
9485 2019-07-24 Jozef Lawrynowicz <jozef.l@mittosystems.com>
9487 * config/msp430/msp430.h (ENDFILE_SPEC): Wrap uses of crtn*.o in
9490 2019-07-24 Martin Sebor <msebor@redhat.com>
9492 PR tree-optimization/91183
9493 PR tree-optimization/86688
9494 * builtins.c (compute_objsize): Handle MEM_REF.
9495 * tree-ssa-strlen.c (class ssa_name_limit_t): New.
9496 (get_min_string_length): Remove.
9497 (count_nonzero_bytes): New function.
9498 (handle_char_store): Rename...
9499 (handle_store): to this. Handle multibyte stores via integer types.
9500 (strlen_check_and_optimize_stmt): Adjust conditional and the called
9503 2019-07-24 Martin Sebor <msebor@redhat.com>
9506 * diagnostic.c (diagnostic_classify_diagnostic): Use lang_mask.
9507 (diagnostic_report_diagnostic): Same.
9508 * diagnostic.h (diagnostic_context::option_enabled): Add an argument.
9509 (diagnostic_context::lang_mask): New data member.
9510 * ipa-pure-const.c (suggest_attribute): Use
9511 lang_hooks.option_lang_mask ().
9512 * opts-common.c (option_enabled): Handle new argument.
9513 (get_option_state): Pass an additional argument.
9514 * opts.c (print_filtered_help): Print supported languages for
9515 unsupported options. Adjust printing of current state.
9516 * opts.h (option_enabled): Add argument.
9517 * toplev.c (print_switch_values): Use lang_mask.
9518 (general_init): Set global_dc->lang_mask.
9520 2019-07-24 Iain Sandoe <iain@sandoe.co.uk>
9523 * config/i386/darwin.h (REAL_LIBGCC_SPEC): Revert change from r273749.
9525 2019-07-24 Giuliano Belinassi <giuliano.belinassi@usp.br>
9527 * cgraphunit.c (symbol_table::compile): Start and stop
9528 TV_CGRAPH_IPA_PASSES and TV_CGRAPH_FUNC_EXPANSION timers.
9529 * timevar.def (TV_CGRAPH_IPA_PASSES, TV_CGRAPH_FUNC_EXPANSION): New.
9531 2019-07-24 Oliver Browne <oliverbrowne62@gmail.com>
9533 * gimplify.c (flag_instrument_functions_exclude_p): Include
9534 namespace/class information in the printable name.
9535 * opts.c (add_comma_separated_to_vector): Add NUL terminator
9536 to tokens entered into the vector.
9538 2019-07-24 Eric Botcazou <ebotcazou@adacore.com>
9540 * tree-nested.c (build_simple_mem_ref_notrap): New function.
9541 (get_static_chain): Call it instead of build_simple_mem_ref.
9542 (get_frame_field): Likewise.
9543 (get_nonlocal_debug_decl): Likewise.
9544 (convert_nonlocal_reference_op): Likewise.
9546 2019-07-24 Claudiu Zissulescu <claziss@synopsys.com>
9548 * config/arc/arc-protos.h (arc_output_function_epilogue): Delete
9550 (arc_compute_frame_size): Millicode is disabled when compiling
9552 (arc_return_address_register): Likewise.
9553 (arc_compute_function_type): Likewise.
9554 (arc_compute_frame_size): Likewise.
9555 (secondary_reload_info): Likewise.
9556 (arc_get_unalign): Likewise.
9557 (arc_can_use_return_insn): Declare.
9558 * config/arc/arc.c (AUX_LP_START): Define
9559 (AUX_LP_END): Likewise.
9560 (arc_frame_info): Update gmask member to 64-bit datum.
9561 (GMASK_LEN): Update.
9562 (arc_compute_function_type): Make it static, move it forward.
9563 (arc_must_save_register): Update, consider the extra regs.
9564 (arc_compute_millicode_save_restore_regs): Update to use the 64
9566 (arc_compute_frame_size): Likewise.
9567 (arc_enter_leave_p): Likewise.
9568 (arc_save_callee_saves): Likewise.
9569 (arc_restore_callee_saves): Likewise.
9570 (arc_save_callee_enter): Likewise.
9571 (arc_restore_callee_leave): Likewise.
9572 (arc_save_callee_milli): Likewise.
9573 (arc_restore_callee_milli): Likewise.
9574 (arc_expand_prologue): Add new interrupt handling.
9575 (arc_return_address_register): Make it static, move it forward.
9576 (arc_expand_epilogue): Add new interrupt handling.
9577 (arc_get_unalign): Delete.
9578 (arc_epilogue_uses): Make sure we do not remove the extra
9579 saved/restored registers when interrupt.
9580 (arc_can_use_return_insn): New function.
9581 (push_reg): Likewise.
9582 (pop_reg): Likewise.
9583 (arc_save_callee_saves): Add ZOL and FPX aux registers saving
9585 (arc_restore_callee_saves): Likewise, but restoring.
9586 * config/arc/arc.md (VUNSPEC_ARC_ARC600_RTIE): Define.
9587 (R33_REG): Likewise.
9588 (R34_REG): Likewise.
9589 (R35_REG): Likewise.
9590 (R36_REG): Likewise.
9591 (R37_REG): Likewise.
9592 (R38_REG): Likewise.
9593 (R39_REG): Likewise.
9594 (R45_REG): Likewise.
9595 (R46_REG): Likewise.
9596 (R47_REG): Likewise.
9597 (R48_REG): Likewise.
9598 (R49_REG): Likewise.
9599 (R50_REG): Likewise.
9600 (R51_REG): Likewise.
9601 (R52_REG): Likewise.
9602 (R53_REG): Likewise.
9603 (R54_REG): Likewise.
9604 (R55_REG): Likewise.
9605 (R56_REG): Likewise.
9606 (R58_REG): Likewise.
9607 (type): Add rtie attribute.
9608 (in_call_delay_slot): Use RETURN_ADDR_REGNUM.
9609 (movsi_insn): Accept moves to lp_count.
9610 (rtie): Update pattern.
9611 (simple_return): Simplify it, don't use this pattern as a return
9613 (arc600_rtie): New pattern.
9614 (p_return_i): Clean up.
9616 * config/arc/builtins.def (rtie): Only available for non ARC6xx
9618 * config/arc/predicates.md (move_src_operand): Consider lp_count
9621 2019-07-24 Andreas Krebbel <krebbel@linux.ibm.com>
9623 * config/s390/predicates.md (addv_const_operand): New predicate.
9624 * config/s390/s390-modes.def (CCO): New condition code mode.
9625 * config/s390/s390.c (s390_match_ccmode_set): Handle E_CCOmode.
9626 (s390_branch_condition_mask): Likewise.
9627 * config/s390/s390.md ("addv<mode>4", "subv<mode>4")
9628 ("mulv<mode>4"): New expanders.
9629 ("*addv<mode>3_ccoverflow", "*addv<mode>3_ccoverflow_const")
9630 ("*subv<mode>3_ccoverflow", "*mulv<mode>3_ccoverflow"): New
9631 pattern definitions.
9633 2019-07-24 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9636 * match.pd (vec_perm_expr(v, v, mask) -> v): New pattern.
9637 (define_predicates): Add entry for uniform_vector_p.
9638 (vec_same_elem_p): New match pattern.
9640 2019-07-24 Iain Sandoe <iain@sandoe.co.uk>
9643 * config/i386/darwin.h (REAL_LIBGCC_SPEC): Move from here...
9644 * config/i386/darwin32-biarch.h .. to here.
9645 * config/i386/darwin64-biarch.h: Adjust comments.
9646 * config/rs6000/darwin32-biarch.h: Likewise.
9647 * config/rs6000/darwin64-biarch.h: Likewise.
9648 * config.gcc: Missed commit from r273746
9649 (*-*-darwin*): Don't include CPU t-darwin here.
9650 (i[34567]86-*-darwin*): Adjust to use biarch files. Produce
9651 an error message if i686-darwin configuration is attempted for
9654 2019-07-23 Iain Sandoe <iain@sandoe.co.uk>
9657 * config.gcc (*-*-darwin*): Don't include CPU t-darwin here.
9658 (i[34567]86-*-darwin*): Adjust to use biarch files. Produce
9659 an error message if i686-darwin configuration is attempted for
9661 (x86_64-*-darwin*): Switch to single multilib for Darwin >= 18.
9662 (powerpc-*-darwin*): Use biarch files where needed.
9663 (powerpc64-*-darwin*): Likewise.
9664 * config/i386/darwin.h (REAL_LIBGCC_SPEC): Move to new biarch file.
9665 (DARWIN_ARCH_SPEC, DARWIN_SUBARCH_SPEC): Revise for default single
9667 * config/i386/darwin32-biarch.h: New.
9668 * config/i386/darwin64.h: Rename.
9669 * config/i386/darwin64-biarch.h: To this.
9670 * config/i386/t-darwin: Rename.
9671 * config/i386/t-darwin32-biarch: To this.
9672 * config/i386/t-darwin64: Rename.
9673 * config/i386/t-darwin64-biarch: To this.
9674 * config/rs6000/darwin32-biarch.h: New.
9675 * config/rs6000/darwin64.h: Rename.
9676 * config/rs6000/darwin64-biarch.h: To this.
9677 (DARWIN_ARCH_SPEC, DARWIN_SUBARCH_SPEC): Revise for default single
9679 * config/rs6000/t-darwin8: Rename.
9680 * config/rs6000/t-darwin32-biarch: To this.
9681 * config/rs6000/t-darwin64 Rename.
9682 * config/rs6000/t-darwin64-biarch: To this.
9684 2019-07-23 Martin Sebor <msebor@redhat.com>
9686 * configure.ac (ACX_PROG_CXX_WARNING_OPTS): Revert r273311.
9688 2019-07-23 Vladislav Ivanishin <vlad@ispras.ru>
9690 * gdbinit.in (reload-gdbhooks): New command with an attached doc string.
9691 (rh): New alias for it.
9693 2019-07-23 Vladislav Ivanishin <vlad@ispras.ru>
9695 * gdbhooks.py: Pass replace=True to
9696 gdb.printing.register_pretty_printer.
9698 2019-07-23 Richard Biener <rguenther@suse.de>
9701 * lto-streamer-in.c (input_function): Drop inline-entry markers
9702 that ended up with an unknown location block.
9704 2019-07-23 Richard Biener <rguenther@suse.de>
9706 PR tree-optimization/83518
9707 * tree-ssa-sccvn.c (vn_reference_lookup_3): Handle aggregate
9708 init from a constant even when partial defs are already recorded.
9710 2019-07-23 Jan Hubicka <hubicka@ucw.cz>
9712 * i386-common.c: Use PROCESSOR_ZNVER2 scheduler for znver2.
9713 * config/i386/znver1.md: Enable patterns for znver2 and add store
9714 variants which use extra AGU unit.
9716 2019-07-23 Jan Hubicka <hubicka@ucw.cz>
9718 * config/i386/i386-options.c (ix86_option_override_internal): Default
9719 PARAM_AVOID_FMA_MAX_BITS to 256 for znver2.
9720 * config/i386/x86-tune.def (X86_TUNE_AVOID_256FMA_CHAINS): Set
9723 2019-07-23 Jan Hubicka <hubicka@ucw.cz>
9725 * config/i386/x86-tune-costs.h (znver2_memcpy): Update.
9726 (znver2_costs): Update 256 bit SSE costs and multiplication.
9728 2019-07-23 Jan Beulich <jbeulich@suse.com>
9730 * config/i386/sse.md (<avx512>_cvtmask2<ssemodesuffix><mode>):
9731 Require only AVX512F.
9732 (*<avx512>_cvtmask2<ssemodesuffix><mode>): Likewise. Add
9733 alternative expanding to vpternlog.
9735 2019-07-23 Martin Liska <mliska@suse.cz>
9737 * dwarf2out.c (gen_producer_string): Canonize -flto=N
9738 to -flto in dwarf producer string.
9740 2019-07-23 Richard Biener <rguenther@suse.de>
9742 * tree-cfg.c (label_for_bb): Remove global var.
9743 (main_block_label): Take label_for_bb as argument.
9744 (cleanup_dead_labels_eh): Likewise, adjust.
9745 (cleanup_dead_labels): Adjust.
9747 2019-07-22 Paul A. Clarke <pc@us.ibm.com>
9749 * doc/extend.texi (Basic PowerPC Built-in Functions Available on all
9750 Configurations): Add documentation for __builtin_mtfsf.
9752 2019-07-22 Ilia Diachkov <ilia.diachkov@optimitech.com>
9754 * config/riscv/riscv-opts.h (struct riscv_align_data): New.
9755 * config/riscv/riscv.c (riscv_constant_alignment): Use
9756 riscv_align_data_type.
9757 * config/riscv/riscv.h (RISCV_EXPAND_ALIGNMENT): New.
9758 (DATA_ALIGNMENT): Use RISCV_EXPAND_ALIGNMENT.
9759 (LOCAL_ALIGNMENT): Use RISCV_EXPAND_ALIGNMENT.
9760 * config/riscv/riscv.opt (malign-data): New.
9761 * doc/invoke.texi (RISC-V Options): Document -malign-data=.
9763 2019-07-02 Giuliano Belinassi <giuliano.belinassi@usp.br>
9765 * cgraph.c (dump_graphviz): New function.
9766 * cgraph.h (dump_graphviz): New function.
9767 * symtab.c (dump_graphviz): New function.
9769 2019-07-22 Sylvia Taylor <sylvia.taylor@arm.com>
9771 * config/aarch64/aarch64-simd.md
9772 (*aarch64_simd_sra<mode>): New.
9773 * config/aarch64/iterators.md
9774 (SHIFTRT): New iterator.
9775 (sra_op): New attribute.
9777 2019-07-22 Jozef Lawrynowicz <jozef.l@mittosystems.com>
9779 * config/msp430/msp430.c (msp430_preserve_reg_p): Don't save
9780 callee-saved regs R4->R10 in an interrupt function that calls another
9783 2019-07-22 Paul A. Clarke <pc@us.ibm.com>
9785 * config/rs6000/smmintrin.h (_mm_blend_epi16): New.
9786 (_mm_blendv_epi8): New.
9788 2019-07-22 Richard Biener <rguenther@suse.de>
9790 PR tree-optimization/91221
9791 * tree-ssa-sccvn.c (vn_reference_lookup_3): Appropriately
9792 restrict partial-def handling of empty constructors and
9793 memset to refs with known offset.
9795 2019-07-22 Jan Beulich <jbeulich@suse.com>
9797 * config/i386/sse.md (ternlogsuffix): New.
9798 (one_cmpl<mode>2): Don't force CONSTM1_RTX into a register when
9800 (<mask_codefor>one_cmpl<mode>2<mask_name>): New.
9802 2019-07-22 Martin Liska <mliska@suse.cz>
9804 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Update
9806 * toplev.c (compile_file): Do not emit __gnu_lto_v1 symbol.
9808 2019-07-22 Martin Liska <mliska@suse.cz>
9810 * lto-section-in.c (lto_get_section_data):
9811 Use new function get_compression.
9812 * lto-streamer-out.c (produce_lto_section): Use
9813 set_compression to encode compression algorithm.
9814 * lto-streamer.h (struct lto_section): Do not
9815 use bitfields in the format.
9817 2019-07-22 Martin Liska <mliska@suse.cz>
9820 * opts-common.c (decode_cmdline_option): Decode
9821 argument of -Werror and check it for a wrong language.
9822 * opts-global.c (complain_wrong_lang): Remove such case.
9824 2019-07-22 Claudiu Zissulescu <claziss@synopsys.com>
9826 * config/arc/arc.c (prepare_move_operands): Always use an
9827 intermediate register when storing a TLS symbols.
9829 2019-07-22 Stafford Horne <shorne@gmail.com>
9831 * config/or1k/or1k.c (or1k_expand_compare): Check for int before
9834 2019-07-22 Stafford Horne <shorne@gmail.com>
9836 * config.gcc (or1k*-*-*): Add mhard-float, mdouble-float, msoft-float
9837 and munordered-float validations.
9838 * config/or1k/constraints.md (d): New register constraint.
9839 * config/or1k/predicates.md (fp_comparison_operator): New.
9840 * config/or1k/or1k.c (or1k_print_operand): Add support for printing 'd'
9842 (or1k_expand_compare): Normalize unordered comparisons.
9843 * config/or1k/or1k.h (reg_class): Define DOUBLE_REGS.
9844 (REG_CLASS_NAMES): Add "DOUBLE_REGS".
9845 (REG_CLASS_CONTENTS): Add contents for DOUBLE_REGS.
9846 * config/or1k/or1k.md (type): Add fpu.
9847 (fpu): New instruction reservation.
9848 (F, f, fr, fi, FI, FOP, fop): New.
9849 (<fop><F:mode>3): New ALU instruction definition.
9850 (float<fi><F:mode>2): New conversion instruction definition.
9851 (fix_trunc<F:mode><fi>2): New conversion instruction definition.
9852 (fpcmpcc): New code iterator.
9853 (*sf_fp_insn): New instruction definition.
9854 (cstore<F:mode>4): New expand definition.
9855 (cbranch<F:mode>4): New expand definition.
9856 * config/or1k/or1k.opt (msoft-float, mhard-float, mdouble-float,
9857 munordered-float): New options.
9858 * doc/invoke.texi: Document msoft-float, mhard-float, mdouble-float and
9861 2019-07-22 Stafford Horne <shorne@gmail.com>
9863 * config.gcc (or1k*-*-*): Add mrori and mror to validation.
9864 * doc/invoke.texi (OpenRISC Options): Add mrori option, rewrite all
9865 documenation to be more clear.
9866 * config/or1k/elf.opt (mboard=, mnewlib): Rewrite documentation to be
9868 * config/or1k/or1k.opt (mrori): New option.
9869 (mhard-div, msoft-div, mhard-mul, msoft-mul, mcmov, mror, msext,
9870 msfimm, mshftimm): Rewrite documentation to be more clear.
9871 * config/or1k/or1k.md (insn_support): Add ror and rori.
9872 (enabled): Add conditions for ror and rori.
9873 (rotrsi3): Replace condition for shftimm with ror and rori.
9875 2019-07-22 Stafford Horne <shorne@gmail.com>
9878 * config/or1k/or1k.md (zero_extend<mode>si2): Update predicate.
9879 (extend<mode>si2): Update predicate.
9880 * config/or1k/predicates.md (volatile_mem_operand): New.
9881 (reg_or_mem_operand): New.
9883 2019-07-21 Iain Sandoe <iain@sandoe.co.uk>
9885 * config/rs6000/rs6000.c (TARGET_NO_PROTOTYPE): Move from here...
9886 * config/rs6000/rs6000-call.c: ... to here.
9888 2019-07-20 Segher Boessenkool <segher@kernel.crashing.org>
9890 * config/rs6000/predicates.md (offsettable_mem_operand): Allow volatile
9893 2019-07-20 Segher Boessenkool <segher@kernel.crashing.org>
9895 * config/rs6000/predicates.md (input_operand): Allow volatile memory.
9897 2019-07-20 Segher Boessenkool <segher@kernel.crashing.org>
9899 * config/rs6000/predicates.md (lwa_operand): Allow volatile memory.
9901 2019-07-20 Segher Boessenkool <segher@kernel.crashing.org>
9903 * config/rs6000/predicates.md (volatile_mem_operand): Modernize syntax.
9904 (any_memory_operand): New predicate.
9905 (reg_or_mem_operand): Use it.
9907 2019-07-20 Jakub Jelinek <jakub@redhat.com>
9910 * optabs.c (expand_unop): As fallback, expand ~op0 as op0 ^ -1.
9912 2019-07-20 John David Anglin <danglin@gcc.gnu.org>
9914 * config/pa/pa.h (hppa_profile_hook): Delete declaration.
9915 * config/pa/pa-protos.h (hppa_profile_hook): Add declaration.
9917 2019-07-20 Jakub Jelinek <jakub@redhat.com>
9919 * tree.def (OMP_LOOP): New tree code.
9920 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_BIND.
9921 (enum omp_clause_bind_kind): New enum.
9922 (struct tree_omp_clause): Add subcode.bind_kind.
9923 * tree.h (OMP_LOOP_CHECK): Rename to ...
9924 (OMP_LOOPING_CHECK): ... this.
9925 (OMP_FOR_BODY, OMP_FOR_CLAUSES, OMP_FOR_INIT, OMP_FOR_COND,
9926 OMP_FOR_INCR, OMP_FOR_PRE_BODY, OMP_FOR_ORIG_DECLS): Use
9927 OMP_LOOPING_CHECK instead of OMP_LOOP_CHECK.
9928 (OMP_CLAUSE_BIND_KIND): Define.
9929 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
9930 bind clause entries.
9931 (walk_tree_1): Handle OMP_CLAUSE_BIND.
9932 * tree-pretty-print.c (dump_omp_clause): Likewise.
9933 (dump_generic_node): Handle OMP_LOOP.
9934 * gimplify.c (enum omp_region_type): Add ORT_IMPLICIT_TARGET.
9935 (in_omp_construct): New variable.
9936 (is_gimple_stmt): Handle OMP_LOOP.
9937 (gimplify_scan_omp_clauses): For lastprivate don't set
9938 check_non_private if code == OMP_LOOP. For reduction clause
9939 on OMP_LOOP combined with parallel or teams propagate as shared
9940 on the combined construct. Handle OMP_CLAUSE_BIND.
9941 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_BIND.
9942 (gimplify_omp_for): Pass OMP_LOOP instead of OMP_{FOR,DISTRIBUTE}
9943 for constructs from a loop construct to gimplify_scan_omp_clauses.
9944 Don't predetermine iterator linear on OMP_SIMD from loop construct.
9945 (replace_reduction_placeholders, gimplify_omp_loop): New functions.
9946 (gimplify_omp_workshare): Use ORT_IMPLICIT_TARGET instead of trying
9947 to match the implicit ORT_TARGET construct around whole body.
9948 Temporarily clear in_omp_construct when processing body.
9949 (gimplify_expr): Handle OMP_LOOP. For OMP_MASTER, OMP_TASKGROUP
9950 etc. temporarily set in_omp_construct when processing body.
9951 (gimplify_body): Create ORT_IMPLICIT_TARGET instead of ORT_TARGET.
9952 * omp-low.c (struct omp_context): Add loop_p.
9953 (build_outer_var_ref): Treat ctx->loop_p similarly to simd construct
9954 in that the original var might be private.
9955 (scan_sharing_clauses): Handle OMP_CLAUSE_BIND.
9956 (check_omp_nesting_restrictions): Adjust nesting restrictions for
9957 addition of loop construct.
9958 (scan_omp_1_stmt): Allow setjmp inside of loop construct.
9960 * omp-low.c (lower_rec_input_clauses): Don't force simd arrays for
9961 lastprivate non-addressable iterator of a collapse(1) simd.
9963 2019-07-17 Bill Seurer <seurer@linux.vnet.ibm.com>
9965 * config/rs6000/rs6000-call.c (HAVE_AS_GNU_ATTRIBUTE): define value
9968 2019-07-19 Iain Sandoe <iain@sandoe.co.uk>
9970 * config/darwin.h (DRIVER_SELF_SPECS): Ignore X and Mach specs which
9971 refer to default conditions. Warn for the 'y' spec which is ignored
9974 2019-07-19 Bill Seurer <seurer@linux.vnet.ibm.com>
9976 * config/rs6000/rs6000.c (builtin_description, cpu_is_info,
9977 cpu_supports_info, builtin_hash_struct, builtin_hasher,
9978 builtin_hash_table, rs6000_builtin_info_type, rs6000_builtin_info,
9979 rs6000_aggregate_candidate, rs6000_discover_homogeneous_aggregate,
9980 rs6000_return_in_memory, rs6000_return_in_msb, call_ABI_of_interest,
9981 init_cumulative_args, rs6000_promote_function_mode,
9982 rs6000_must_pass_in_stack, is_complex_IBM_long_double,
9983 abi_v4_pass_in_fpr, rs6000_function_arg_padding,
9984 rs6000_function_arg_boundary, rs6000_parm_offset,
9985 rs6000_parm_start, rs6000_arg_size,
9986 rs6000_darwin64_record_arg_advance_flush,
9987 rs6000_darwin64_record_arg_advance_recurse,
9988 rs6000_darwin64_struct_check_p, rs6000_function_arg_advance_1,
9989 rs6000_function_arg_advance, rs6000_darwin64_record_arg_flush,
9990 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
9991 rs6000_mixed_function_arg, rs6000_psave_function_arg,
9992 rs6000_finish_function_arg, rs6000_function_arg,
9993 rs6000_arg_partial_bytes, rs6000_pass_by_reference,
9994 rs6000_parm_needs_stack, rs6000_function_parms_need_stack,
9995 rs6000_reg_parm_stack_space, rs6000_move_block_from_reg,
9996 setup_incoming_varargs, rs6000_build_builtin_va_list, rs6000_va_start,
9997 rs6000_gimplify_va_arg, def_builtin, bdesc_3arg, bdesc_dst,
9998 bdesc_2arg, bdesc_altivec_preds, bdesc_abs, bdesc_1arg, bdesc_0arg,
9999 bdesc_htm, rs6000_overloaded_builtin_p, rs6000_overloaded_builtin_name,
10000 rs6000_expand_zeroop_builtin, rs6000_expand_mtfsf_builtin,
10001 rs6000_expand_mtfsb_builtin, rs6000_expand_set_fpscr_rn_builtin,
10002 rs6000_expand_set_fpscr_drn_builtin, rs6000_expand_unop_builtin,
10003 altivec_expand_abs_builtin, rs6000_expand_binop_builtin,
10004 altivec_expand_predicate_builtin, swap_endian_selector_for_mode,
10005 altivec_expand_lv_builtin, altivec_expand_stxvl_builtin,
10006 altivec_expand_stv_builtin, htm_spr_num, rs6000_htm_spr_icode,
10007 htm_expand_builtin, cpu_expand_builtin, rs6000_expand_ternop_builtin,
10008 altivec_expand_dst_builtin, altivec_expand_vec_init_builtin,
10009 get_element_number, altivec_expand_vec_set_builtin,
10010 altivec_expand_vec_ext_builtin, altivec_expand_builtin,
10011 rs6000_builtin_is_supported_p, rs6000_invalid_builtin,
10012 rs6000_fold_builtin, rs6000_builtin_valid_without_lhs,
10013 fold_build_vec_cmp, fold_compare_helper, fold_mergehl_helper,
10014 fold_mergeeo_helper, rs6000_gimple_fold_builtin,
10015 rs6000_expand_builtin, rs6000_vector_type,
10016 rs6000_init_builtins, rs6000_builtin_decl, altivec_init_builtins,
10017 htm_init_builtins, builtin_function_type, rs6000_common_init_builtins,
10018 rs6000_internal_arg_pointer, rs6000_output_mi_thunk): Move
10020 * config/rs6000/rs6000-call.c (builtin_description, cpu_is_info,
10021 cpu_supports_info, builtin_hash_struct, builtin_hasher,
10022 builtin_hash_table, rs6000_builtin_info_type, rs6000_builtin_info,
10023 rs6000_aggregate_candidate, rs6000_discover_homogeneous_aggregate,
10024 rs6000_return_in_memory, rs6000_return_in_msb, call_ABI_of_interest,
10025 init_cumulative_args, rs6000_promote_function_mode,
10026 rs6000_must_pass_in_stack, is_complex_IBM_long_double,
10027 abi_v4_pass_in_fpr, rs6000_function_arg_padding,
10028 rs6000_function_arg_boundary, rs6000_parm_offset,
10029 rs6000_parm_start, rs6000_arg_size,
10030 rs6000_darwin64_record_arg_advance_flush,
10031 rs6000_darwin64_record_arg_advance_recurse,
10032 rs6000_darwin64_struct_check_p, rs6000_function_arg_advance_1,
10033 rs6000_function_arg_advance, rs6000_darwin64_record_arg_flush,
10034 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
10035 rs6000_mixed_function_arg, rs6000_psave_function_arg,
10036 rs6000_finish_function_arg, rs6000_function_arg,
10037 rs6000_arg_partial_bytes, rs6000_pass_by_reference,
10038 rs6000_parm_needs_stack, rs6000_function_parms_need_stack,
10039 rs6000_reg_parm_stack_space, rs6000_move_block_from_reg,
10040 setup_incoming_varargs, rs6000_build_builtin_va_list, rs6000_va_start,
10041 rs6000_gimplify_va_arg, def_builtin, bdesc_3arg, bdesc_dst,
10042 bdesc_2arg, bdesc_altivec_preds, bdesc_abs, bdesc_1arg, bdesc_0arg,
10043 bdesc_htm, rs6000_overloaded_builtin_p, rs6000_overloaded_builtin_name,
10044 rs6000_expand_zeroop_builtin, rs6000_expand_mtfsf_builtin,
10045 rs6000_expand_mtfsb_builtin, rs6000_expand_set_fpscr_rn_builtin,
10046 rs6000_expand_set_fpscr_drn_builtin, rs6000_expand_unop_builtin,
10047 altivec_expand_abs_builtin, rs6000_expand_binop_builtin,
10048 altivec_expand_predicate_builtin, swap_endian_selector_for_mode,
10049 altivec_expand_lv_builtin, altivec_expand_stxvl_builtin,
10050 altivec_expand_stv_builtin, htm_spr_num, rs6000_htm_spr_icode,
10051 htm_expand_builtin, cpu_expand_builtin, rs6000_expand_ternop_builtin,
10052 altivec_expand_dst_builtin, altivec_expand_vec_init_builtin,
10053 get_element_number, altivec_expand_vec_set_builtin,
10054 altivec_expand_vec_ext_builtin, altivec_expand_builtin,
10055 rs6000_builtin_is_supported_p, rs6000_invalid_builtin,
10056 rs6000_fold_builtin, rs6000_builtin_valid_without_lhs,
10057 fold_build_vec_cmp, fold_compare_helper, fold_mergehl_helper,
10058 fold_mergeeo_helper, rs6000_gimple_fold_builtin,
10059 rs6000_expand_builtin, rs6000_vector_type,
10060 rs6000_init_builtins, rs6000_builtin_decl, altivec_init_builtins,
10061 htm_init_builtins, builtin_function_type, rs6000_common_init_builtins,
10062 rs6000_internal_arg_pointer, rs6000_output_mi_thunk: Move
10063 to here from rs6000.c.
10064 * config/rs6000/rs6000-internal.h: (rs6000_darwin64_struct_check_p,
10065 rs6000_discover_homogeneous_aggregate, rs6000_output_mi_thunk,
10066 rs6000_output_addr_const_extra, rs6000_gimple_fold_builtin,
10067 rs6000_invalid_builtin, rs6000_build_builtin_va_list, rs6000_va_start,
10068 rs6000_gimplify_va_arg, rs6000_promote_function_mode,
10069 rs6000_return_in_memory, rs6000_return_in_msb,
10070 rs6000_pass_by_reference, setup_incoming_varargs,
10071 rs6000_function_arg_boundary, rs6000_must_pass_in_stack,
10072 rs6000_arg_partial_bytes, rs6000_function_arg_advance,
10073 rs6000_function_arg_padding, rs6000_function_arg,
10074 rs6000_darwin64_record_arg, rs6000_internal_arg_pointer,
10075 rs6000_init_builtins, rs6000_builtin_decl, rs6000_expand_builtin,
10076 rs6000_fold_builtin, rs6000_passes_ieee128, rs6000_passes_float,
10077 rs6000_passes_long_double, rs6000_passes_vector,
10078 rs6000_returns_struct, cpu_builtin_p, tree builtin_mode_to_type,
10079 altivec_builtin_mask_for_load) Add declarations.
10080 * config/rs6000/t-rs6000: Add new source file rs6000-call.c.
10081 * config/config.gcc: Add new source file rs6000-call.c to garbage
10082 collector and extra_objs.
10084 2019-07-19 Jeff Law <law@redhat.com>
10086 PR tree-optimization/86061
10087 * tree-ssa-dse.c (initialize_ao_ref_for_dse): Handle
10088 strncpy. Drop some trivial dead code.
10089 (maybe_trim_memstar_call): Handle strncpy.
10091 2019-07-19 Richard Biener <rguenther@suse.de>
10093 PR tree-optimization/91211
10094 * tree-ssa-sccvn.c (vn_walk_cb_data::push_partial_def): Fix
10095 memset encoding size.
10097 2019-07-19 Uroš Bizjak <ubizjak@gmail.com>
10100 * config/i386/mmx.md (one_cmpl<mode>2): New expander.
10102 2019-07-19 Jan Hubicka <hubicka@ucw.cz>
10105 * ipa-inline.c (recursive_inlining): Fix limits check.
10107 2019-07-19 Richard Biener <rguenther@suse.de>
10109 PR tree-optimization/91200
10110 * tree-ssa-phiopt.c (cond_store_replacement): Check we have
10111 no PHI nodes in middle-bb.
10113 2019-07-19 Richard Sandiford <richard.sandiford@arm.com>
10115 * doc/invoke.texi: Rename the AArch64 +bitperm extension flag
10117 * config/aarch64/aarch64-option-extensions.def: Likewise.
10119 2019-07-19 Jakub Jelinek <jakub@redhat.com>
10121 PR middle-end/91190
10122 * function.c (insert_temp_slot_address): Store into the hash table
10123 a copy of address to avoid RTL sharing issues.
10125 2019-07-19 Richard Biener <rguenther@suse.de>
10127 PR tree-optimization/91207
10129 2019-07-17 Richard Biener <rguenther@suse.de>
10131 PR tree-optimization/91178
10132 * tree-vect-stmts.c (get_group_load_store_type): For SLP
10133 loads with a gap larger than the vector size always use
10135 (vectorizable_load): For VMAT_STRIDED_SLP with a permutation
10136 avoid loading vectors that are only contained in the gap
10137 and thus are not needed.
10139 2019-07-18 Uroš Bizjak <ubizjak@gmail.com>
10141 * config/i386/i386.md (*addqi_2_slp): Remove.
10142 (*<code>qi_2_slp): Ditto.
10144 2019-07-18 Michael Meissner <meissner@linux.ibm.com>
10146 * config/rs6000/predicates.md (prefixed_mem_operand): Call
10147 rs6000_prefixed_address_mode_p instead of rs6000_prefixed_address.
10148 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address_mode_p):
10149 Rename function from rs6000_prefixed_address.
10150 * config/rs6000/aix.h (TARGET_HAS_TOC): Rename TARGET_TOC to
10152 (TARGET_TOC): Likewise.
10153 (TARGET_NO_TOC): Delete here, define TARGET_NO_TOC_OR_PCREL in
10155 * config/rs6000/darwin.h (TARGET_HAS_TOC): Rename TARGET_TOC to
10157 (TARGET_TOC): Likewise.
10158 (TARGET_NO_TOC): Delete here, define TARGET_NO_TOC_OR_PCREL in
10160 * config/rs6000/linux64.h (TARGET_HAS_TOC): Rename TARGET_TOC to
10162 (TARGET_TOC): Likewise.
10163 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
10164 check to require -mcmodel=medium for pc-relative addressing.
10165 (create_TOC_reference): Add assertion for TARGET_TOC.
10166 (rs6000_legitimize_address): Use TARGET_NO_TOC_OR_PCREL instead of
10168 (rs6000_emit_move): Likewise.
10169 (TOC_alias_set): Rename TOC alias set static variable from 'set'
10170 to 'TOC_alias_set'.
10171 (get_TOC_alias_set): Likewise.
10172 (output_toc): Use TARGET_NO_TOC_OR_PCREL instead of
10174 (rs6000_can_eliminate): Likewise.
10175 (rs6000_prefixed_address_mode_p): Rename function from
10176 rs6000_prefixed_address.
10177 * config/rs6000/rs6000.h (TARGET_TOC): Define in terms of
10178 TARGET_HAS_TOC and not pc-relative.
10179 (TARGET_NO_TOC_OR_PCREL): New macro to replace TARGET_NO_TOC.
10180 * config/rs6000/sysv4.h (TARGET_HAS_TOC): Rename TARGET_TOC to
10182 (TARGET_TOC): Likewise.
10183 (TARGET_NO_TOC): Delete here, define TARGET_NO_TOC_OR_PCREL in
10186 2019-07-18 Uroš Bizjak <ubizjak@gmail.com>
10189 * config/i386/i386.md (*addqi_1_slp): Use register_operand predicate
10190 for operand 0. Do not use (match_dup) to match operand 1 with
10191 operand 0. Add check in insn constraint that either input operand
10192 matches operand 0. Use SWI12 mode iterator to also handle
10194 (*and<mode>_1_slp): Ditto.
10195 (*<code>qi_1_slp): Ditto.
10196 (*sub<mode>_1_slp): Use register_operand predicate for operand 0.
10197 Do not use (match_dup) to match operand 1 with operand 0. Add
10198 check in insn constraint that operand 1 matches operand 0.
10199 Use SWI12 mode iterator to also handle HImode operands.
10200 (*ashl<mode>3_1_slp): Ditto.
10201 (*<shift_insn><mode>3_1_slp): Ditto.
10202 (*<rotate_insn><mode>3_1_slp): Ditto.
10204 2019-07-18 Sylvia Taylor <sylvia.taylor@arm.com>
10206 * config/arm/arm-builtins.c
10207 (arm_expand_ternop_builtin): Remove explicit sha1 builtin handling.
10208 (arm_expand_unop_builtin): Likewise.
10209 * config/arm/crypto.md
10210 (crypto_sha1h): Convert from define_insn to define_expand.
10211 (crypto_<crypto_pattern>): Likewise.
10212 (crypto_sha1h_lb): New define_insn.
10213 (crypto_<crypto_pattern>_lb): Likewise.
10215 2019-07-18 Sylvia Taylor <sylvia.taylor@arm.com>
10218 * config/arm/arm_neon.h (vsha1h_u32): Refactor.
10219 (vsha1cq_u32): Likewise.
10220 (vsha1pq_u32): Likewise.
10221 (vsha1mq_u32): Likewise.
10222 * config/arm/crypto.md (crypto_sha1h): Remove zero extend, correct
10224 (crypto_sha1c): Correct vec select.
10225 (crypto_sha1m): Likewise.
10226 (crypto_sha1p): Likewise.
10228 2019-07-18 Richard Earnshaw <rearnsha@arm.com>
10230 * config/arm/predicates.md (arm_borrow_operation): New predicate.
10231 * config/arm/arm.c (subdi3_compare1): Use CCmode for the split.
10232 (arm_subdi3, subdi_di_zesidi, subdi_di_sesidi): Likewise.
10233 (subdi_zesidi_zesidi): Likewise.
10234 (negdi2_compare, negdi2_insn): Likewise.
10235 (negdi_extensidi): Likewise.
10236 (negdi_zero_extendsidi): Likewise.
10237 (arm_cmpdi_insn): Likewise.
10238 (subsi3_carryin): Use arm_borrow_operation.
10239 (subsi3_carryin_const): Likewise.
10240 (subsi3_carryin_const0): Likewise.
10241 (subsi3_carryin_compare): Likewise.
10242 (subsi3_carryin_compare_const): Likewise.
10243 (subsi3_carryin_compare_const0): Likewise.
10244 (subsi3_carryin_shift): Likewise.
10245 (rsbsi3_carryin_shift): Likewise.
10246 (negsi2_carryin_compare): Likewise.
10248 2019-07-18 Bin Cheng <bin.cheng@linux.alibaba.com>
10250 PR tree-optimization/91137
10251 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field.
10252 (tree_ssa_iv_optimize_init, alloc_iv, tree_ssa_iv_optimize_finalize):
10253 Init, use and fini the above new field.
10254 (determine_base_object_1): New function.
10255 (determine_base_object): Reimplement using walk_tree.
10257 2019-07-18 Richard Sandiford <richard.sandiford@arm.com>
10259 * basic-block.h (CLEANUP_FORCE_FAST_DCE): New macro.
10260 * cfgcleanup.c (cleanup_cfg): Call run_fast_dce if
10261 CLEANUP_FORCE_FAST_DCE is set.
10262 * ifcvt.c (rest_of_handle_if_conversion): Pass
10263 CLEANUP_FORCE_FAST_DCE to the final cleanup_cfg call if
10264 if-conversion succeeded.
10266 2019-07-18 Richard Biener <rguenther@suse.de>
10268 * tree-ssa-sccvn.c (vn_walk_cb_data::push_partial_def): Refactor
10269 branches to make code less indented.
10271 2019-07-17 Alexandre Oliva <oliva@adacore.com>
10273 PR middle-end/81824
10274 * attribs.c (decls_mismatched_attributes): Simplify the logic
10275 that avoids duplicates and false positives.
10277 2019-07-17 John David Anglin <danglin@gcc.gnu.org>
10279 * config/pa/pa.c (pa_som_asm_init_sections): Don't force all constant
10280 data into data section when generating PIC code.
10281 (pa_select_section): Use pa_reloc_rw_mask() to qualify relocs.
10282 (pa_reloc_rw_mask): Return 3 when generating PIC code and when
10283 generating code for SOM targets earlier than HP-UX 11. Otherwise,
10284 return 2 for SOM and 0 for other targets.
10286 2019-07-17 Jeff Law <law@redhat.com>
10288 * tree-ssa-dse.c (initialize_ao_ref_for_dse): Fix formatting.
10289 (dse_walker::dse_optimize_stmt): Likewise. Add missing return to
10290 avoid unexpected switch statement fallthru.
10292 2019-07-17 Uroš Bizjak <ubizjak@gmail.com>
10294 * config/i386/i386.md (*add<dwi>3_doubleword):
10295 Remove redundant constraints.
10296 (*add<mode>_1): Ditto.
10299 (*addqi_1_slp): Ditto.
10300 (*add<mode>_2): Ditto.
10301 (*addv<mode>4): Ditto.
10302 (*sub<dwi>3_doubleword): Ditto.
10303 (*sub<mode>_1): Ditto.
10304 (*subqi_1_slp): Ditto.
10305 (*sub<mode>_2): Ditto.
10306 (*subv<mode>4): Ditto.
10307 (*sub<mode>_3): Ditto.
10308 (@add<mode>3_carry): Ditto.
10309 (@sub<mode>3_carry): Ditto.
10310 (*add<mode>3_cc_overflow_1): Ditto.
10311 (*add<mode>3_zext_cc_overflow_2): Ditto.
10313 (*and<mode>_1): Ditto.
10315 (*andqi_1_slp): Ditto.
10317 (*andqi_2_maybe_si): Ditto.
10318 (*and<mode>_2): Ditto.
10319 (*andqi_2_slp): Ditto.
10320 (*<code><mode>_1): Ditto.
10321 (*<code>qi_1): Ditto.
10322 (*<code>qi_1_slp): Ditto.
10323 (*<code><mode>_2): Ditto.
10324 (*<code>qi_2_slp): Ditto.
10326 2019-07-17 Jan Hubicka <hubicka@ucw.cz>
10328 * alias.c (record_component_aliases): Do not simplify pointed-to
10329 types of ODR types.
10331 2019-07-17 Uroš Bizjak <ubizjak@gmail.com>
10333 * config/i386/i386.md (*andqi_2_maybe_si): Handle potential
10334 partial reg stall on alternative 2.
10336 2019-07-17 Richard Biener <rguenther@suse.de>
10338 PR tree-optimization/91178
10339 * tree-ssa.c (release_defs_bitset): Iterate from higher to
10340 lower SSA names to avoid quadratic behavior in the common case.
10341 * tree-data-ref.c (split_constant_offset): Add limit argument
10342 and pass it down. Initialize it from PARAM_SSA_NAME_DEF_CHAIN_LIMIT.
10343 (split_constant_offset_1): Add limit argument and use it to
10344 limit SSA def walking. Optimize the common plus/minus case.
10346 2019-07-17 Richard Biener <rguenther@suse.de>
10348 PR tree-optimization/91178
10349 * tree-vect-stmts.c (get_group_load_store_type): For SLP
10350 loads with a gap larger than the vector size always use
10352 (vectorizable_load): For VMAT_STRIDED_SLP with a permutation
10353 avoid loading vectors that are only contained in the gap
10354 and thus are not needed.
10356 2019-07-17 Richard Biener <rguenther@suse.de>
10358 PR tree-optimization/91180
10359 * tree-ssa-sccvn.c (vn_reference_lookup_3): Fix offset
10360 computation for memset partial defs.
10362 2019-07-17 Jakub Jelinek <jakub@redhat.com>
10364 * gimple.h (enum gf_mask): Remove GF_OMP_FOR_SIMD, change
10365 GF_OMP_FOR_KIND_SIMD to a value serially after other kinds,
10366 divide GF_OMP_FOR_KIND_MASK, GF_OMP_FOR_COMBINED,
10367 GF_OMP_FOR_COMBINED_INTO, GF_OMP_FOR_GRID_PHONY,
10368 GF_OMP_FOR_GRID_INTRA_GROUP and GF_OMP_FOR_GRID_GROUP_ITER by two.
10369 * omp-grid.c (grid_process_grid_body,
10370 grid_eliminate_combined_simd_part): Use GF_OMP_FOR_KIND_SIMD instead
10371 of GF_OMP_FOR_SIMD, don't test & GF_OMP_FOR_SIMD but
10372 == GF_OMP_FOR_KIND_SIMD.
10373 * omp-low.c (build_outer_var_ref, scan_sharing_clauses,
10374 check_omp_nesting_restrictions, scan_omp_1_stmt,
10375 lower_rec_input_clauses, lower_lastprivate_conditional_clauses,
10376 lower_lastprivate_clauses, lower_reduction_clauses, lower_omp_scan,
10377 omp_find_scan): Likewise.
10378 * omp-expand.c (expand_omp_for): Likewise.
10379 * omp-general.c (omp_extract_for_data): Likewise.
10381 PR tree-optimization/91157
10382 * tree-vect-generic.c (expand_vector_comparison): Handle lhs being
10383 a vector boolean with scalar mode.
10384 (expand_vector_condition): Handle first operand being a vector boolean
10386 (expand_vector_operations_1): For comparisons, don't bail out early
10387 if the return type is vector boolean with scalar mode, but comparison
10388 operand type is not.
10390 2019-07-17 Richard Biener <rguenther@suse.de>
10392 PR tree-optimization/91181
10393 * tree-vect-slp.c (vect_build_slp_tree_1): Do not compare
10394 IFN_LOADs as calls.
10396 2019-07-16 Uroš Bizjak <ubizjak@gmail.com>
10398 * config/i386/i386.md (*testdi_1): Match CCZmode for
10399 constants that might have the SImode sign bit set.
10400 (*testqi_1_maybe_si): Remove "!" constraint modifier.
10401 Use correct constraints for pentium pairing.
10402 (*test<mode>_1): Ditto.
10404 2019-07-16 Jeff Law <law@redhat.com>
10406 PR rtl-optimization/91173
10407 * tree-ssa-address.c (addr_for_mem_ref): If the base is an
10408 SSA_NAME with a constant value, fold its value into the offset
10409 and clear the base before calling gen_addr_rtx.
10411 2019-07-16 Jakub Jelinek <jakub@redhat.com>
10413 PR rtl-optimization/91164
10414 * dse.c (rest_of_handle_dse): If dead edges have been purged,
10415 invalidate dominance info.
10417 2019-07-16 Richard Sandiford <richard.sandiford@arm.com>
10419 * read-md.h (md_reader::record_potential_iterator_use): Add a
10420 file_location parameter.
10421 * read-rtl.c (attribute_use::loc): New field.
10422 (map_attr_string): Take a file_location parameter. Report cases
10423 in which attributes map to multiple distinct values.
10424 (apply_attribute_uses): Update call accordingly.
10425 (md_reader::handle_overloaded_name): Likewise.
10426 (md_reader::apply_iterator_to_string): Likewise. Skip empty
10428 (record_attribute_use): Take a file_location parameter.
10429 Initialize attribute_use::loc.
10430 (md_reader::record_potential_iterator_use): Take a file_location
10431 parameter. Update call to record_attribute_use.
10432 (rtx_reader::rtx_alloc_for_name): Update call accordingly.
10433 (rtx_reader::read_rtx_code): Likewise.
10434 (rtx_reader::read_rtx_operand): Likewise. Record a location
10435 for implicitly-expanded empty strings.
10437 2019-07-16 Richard Sandiford <richard.sandiford@arm.com>
10439 * read-md.h (md_reader::ptr_loc): Moved from read-md.c.
10440 Use file_location instead of separate fields.
10441 (md_reader::set_md_ptr_loc): Take a file_location instead of a
10442 separate filename and line number.
10443 * read-md.c (ptr_loc): As above.
10444 (md_reader::copy_md_ptr_loc): Update for new ptr_loc layout.
10445 (md_reader::fprint_md_ptr_loc): Likewise.
10446 (md_reader::set_md_ptr_loc): Likewise. Take a file_location
10447 instead of a separate filename and line number.
10448 (md_reader::read_string): Update call accordingly.
10450 2019-07-16 Richard Sandiford <richard.sandiford@arm.com>
10452 * config/rs6000/rs6000.md (*mov<mode>_update1): Explicitly
10453 use <SFDF:mode>, <SFDF:MODE>, <SFDF:Ff> and <SFDF:bits> rather than
10454 leaving the choice between SFDF and P implicit.
10455 (*mov<mode>_update2): Likewise.
10456 (*cmp<IBM128:mode>_internal2): Explicitly use <IBM128:MODE>
10457 rather than leaving the choice betweem IBM128 and GPR implicit.
10458 (*fix<uns>_trunc<IEEE128:mode><QHSI:mode>2_mem): Explicitly use
10459 <IEEE128:MODE> rather than leaving the choice between IEEE128 and
10461 (AltiVec define_peephole2s): Explicitly use <ALTIVEC_DFORM:MODE>
10462 rather than leaving the choice between ALTIVEC_DFORM and P implicit.
10463 * config/rs6000/vsx.md
10464 (*vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>)
10465 (*vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Explicitly
10466 use <FL_CONV:VSisa> rather than leaving the choice between FL_CONV
10467 and VSX_EXTRACT_I implicit.
10469 2019-07-16 Richard Sandiford <richard.sandiford@arm.com>
10471 * config/mips/micromips.md (*movep<MOVEP1:mode><MOVEP2:mode>):
10472 Explicitly use <MOVEP1:MODE> for the mode attribute.
10474 2019-07-16 Jan Hubicka <hubicka@ucw.cz>
10477 * ipa-fnsummary.c (analyze_function_body): Skip debug stmts
10479 2019-07-15 Segher Boessenkool <segher@kernel.crashing.org>
10482 * config/rs6000/rs6000.c (rs6000_file_start): Never skip emitting a
10483 .machine directive.
10485 2019-07-15 Uroš Bizjak <ubizjak@gmail.com>
10487 * config/i386/i386.md (@test<mode>_ccno_1):
10488 Rename from test<mode>_ccno_1.
10489 (*testdi_1): Remove redundant alternatives. Remove modrm attribute.
10490 (*testqi_1_maybe_si): Remove modrm attribute.
10491 (*test<mode>_1): Ditto.
10492 * config/i386/i386-expand.c (ix86_split_idivmod): Use
10493 gen_test_ccno_1 and gen_extend_insn.
10495 2019-07-15 Jan Hubicka <hubicka@ucw.cz>
10497 * tree-ssa-alias.c (aliasing_component_refs_walk): Initialize same_p
10500 2019-07-15 Richard Biener <rguenther@suse.de>
10502 PR middle-end/91162
10503 * tree-cfg.c (move_block_to_fn): When releasing a virtual PHI
10504 node make sure to replace all uses with something valid.
10506 2019-07-15 Kewen Lin <linkw@gcc.gnu.org>
10508 PR tree-optimization/88497
10509 * tree-ssa-reassoc.c (reassociate_bb): Swap the positions of
10510 GIMPLE_BINARY_RHS check and gimple_visited_p check, call new
10511 function undistribute_bitref_for_vector.
10512 (undistribute_bitref_for_vector): New function.
10513 (cleanup_vinfo_map): Likewise.
10514 (sort_by_mach_mode): Likewise.
10516 2019-07-14 Uroš Bizjak <ubizjak@gmail.com>
10518 * config/i386/i386.md (nonmemory_szext_operand): New mode attribute.
10519 (test<mode>_ccno_1): Macroize insn pattern from testsi_ccno_1
10520 and testdi_ccno_1 using SWI48 mode attribute.
10521 (*testdi_1): Use x86_64_szext_nonmemory_operand instead of
10522 x86_64_szext_general_operand.
10523 (*testqi_1_maybe_si): Use nonmemory_operand instead of general_operand.
10524 (*test<mode>_1): Use nonmemory_szext_operand mode attribute
10525 instead of genera_operand mode attribute.
10527 2019-07-14 Vladislav Ivanishin <vlad@ispras.ru>
10529 * gdbhooks.py (DumpFn.invoke): Add explicit casts of return values of
10530 fopen and fclose to their respective types.
10531 (DotFn.invoke): Ditto.
10533 2019-07-14 Jan Hubicka <hubicka@ucw.cz>
10535 * ipa-fnsummary.c (ipa_dump_hints): Do not dump array_index.
10536 (ipa_fn_summary::~ipa_fn_summary): Do not destroy array_index.
10537 (ipa_fn_summary_t::duplicate): Do not duplicate array_index.
10538 (array_index_predicate): Remove.
10539 (analyze_function_body): Account cost for variable ofsetted array
10541 (estimate_node_size_and_time): Do not compute array index hint.
10542 (ipa_merge_fn_summary_after_inlining): Do not merge array index hint.
10543 (inline_read_section): Do not read array index hint.
10544 (ipa_fn_summary_write): Do not write array index hint.
10545 * doc/invoke.texi (ipa-cp-array-index-hint-bonus): Remove.
10546 * ipa-cp.c (hint_time_bonus): Remove.
10547 * ipa-fnsummary.h (ipa_hints_vals): Remove array_index.
10548 (ipa_fnsummary): Remove array_index.
10549 * ipa-inline.c (want_inline_small_function_p): Do not use
10551 (edge_badness): Likewise.
10552 * params.def (PARAM_IPA_CP_ARRAY_INDEX_HINT_BONUS): Remove.
10554 2019-07-14 Segher Boessenkool <segher@kernel.crashing.org>
10557 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Remove
10558 superfluous "builtin function" phrasing.
10560 2019-07-13 Jan Hubicka <hubicka@ucw.cz>
10562 * tree-ssa-alias.c (component_ref_to_zero_sized_trailing_array_p):
10564 (aliasing_component_refs_walk): Break out from ...
10565 (aliasing_component_refs_p): ... here.
10567 2019-07-13 Segher Boessenkool <segher@kernel.crashing.org>
10570 * config/rs6000/rs6000.c (rs6000_invalid_builtin): Remove superfluous
10571 "builtin function" phrasing.
10573 2019-07-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10576 * recog.h (temporary_volatile_ok): New class.
10577 * config/aarch64/aarch64.c (aarch64_emit_sve_pred_move): Set
10578 volatile_ok temporarily to true using temporary_volatile_ok.
10579 * expr.c (emit_block_move_via_cpymem): Likewise.
10580 * optabs.c (maybe_legitimize_operand): Likewise.
10582 2019-07-13 Jakub Jelinek <jakub@redhat.com>
10584 * gimplify.c (struct gimplify_omp_ctx): Add order_concurrent member.
10585 (omp_notice_threadprivate_variable): Diagnose threadprivate variable
10586 uses inside of order(concurrent) constructs.
10587 (gimplify_scan_omp_clauses): Set ctx->order_concurrent if
10588 OMP_CLAUSE_ORDER is seen.
10589 * omp-low.c (struct omp_context): Add order_concurrent member.
10590 (scan_sharing_clauses): Set ctx->order_concurrent if
10591 OMP_CLAUSE_ORDER is seen.
10592 (check_omp_nesting_restrictions): Diagnose ordered or atomic inside
10593 of simd order(concurrent). Diagnose constructs not allowed inside of
10594 for order(concurrent).
10595 (setjmp_or_longjmp_p): Add a context and TREE_PUBLIC check to avoid
10596 complaining about static double setjmp (double); or class static
10597 methods or non-global namespace setjmps.
10598 (omp_runtime_api_call): New function.
10599 (scan_omp_1_stmt): Diagnose OpenMP runtime API calls inside of
10600 order(concurrent) loops.
10602 2019-07-12 Martin Sebor <msebor@redhat.com>
10604 * doc/invoke.texi (ssa-name-def-chain-limit): Document new --param.
10605 * params.def (PARAM_SSA_NAME_DEF_CHAIN_LIMIT): Add new --param.
10606 * tree-vrp.c (vrp_prop::check_mem_ref): Use
10607 PARAM_SSA_NAME_DEF_CHAIN_LIMIT.
10609 2019-07-12 Jan Hubicka <jh@suse.cz>
10611 * tree-ssa-alias.c (same_tmr_indexing_p): Break out from ...
10612 (indirect_refs_may_alias_p): ... here.
10613 (nonoverlapping_component_refs_since_match_p): Support also non-trivial
10614 mem refs in the access paths.
10616 2019-07-12 Jiangning Liu <jiangning.liu@amperecomputing.com>
10618 PR tree-optimization/89430
10619 * tree-ssa-phiopt.c (cond_store_replacement): Support conditional
10620 store elimination for local variable without address escape.
10622 2019-07-12 Jeff Law <law@redhat.com>
10624 * config/c6x/c6x.c (c6x_section_type): Clear SECTION_NOTYPE
10625 for the ".far" section.
10627 2019-07-12 Richard Biener <rguenther@suse.de>
10629 PR tree-optimization/91145
10630 * tree-vect-slp.c (vect_build_slp_tree_2): Fix reduction
10633 2019-07-12 Alexandre Oliva <oliva@adacore.com>
10635 * tree-eh.c (honor_protect_cleanup_actions): Use outer_
10636 rather than this_state as the lowering context for the ELSE
10637 seq in a GIMPLE_EH_ELSE.
10639 2019-07-12 Richard Sandiford <richard.sandiford@arm.com>
10641 * vector-builder.h (vector_builder::elt): Allow already-supplied
10642 elements to be read back before building is complete.
10644 2019-07-12 Eric Botcazou <ebotcazou@adacore.com>
10646 PR rtl-optimization/91136
10647 * df-core.c (ACCESSING REFS): Fix typos in comment.
10648 * resource.c (mark_target_live_reg): Add artificial defs that occur at
10649 the beginning of the block to the initial set of live registers.
10651 2019-07-12 Richard Biener <rguenther@suse.de>
10653 * fold-const.h (get_array_ctor_element_at_index): Adjust.
10654 * fold-const.c (get_array_ctor_element_at_index): Add
10655 ctor_idx output parameter informing the caller where in
10656 the constructor the element was (not) found. Add early exit
10657 for when the ctor is sorted.
10658 * gimple-fold.c (fold_array_ctor_reference): Support constant
10659 folding across multiple array elements.
10661 2019-07-12 Eric Botcazou <ebotcazou@adacore.com>
10663 * cfgexpand.c (expand_gimple_stmt_1) <GIMPLE_RETURN>: If the statement
10664 doesn't have location, set the current location to the function's end.
10666 2019-07-12 Richard Sandiford <richard.sandiford@arm.com>
10668 * config/aarch64/aarch64.md (*compare_condjump<mode>)
10669 (loadwb_pair<GPI:mode>_<P:mode>, loadwb_pair<GPF:mode>_<P:mode>)
10670 (storewb_pair<GPI:mode>_<P:mode>, storewb_pair<GPF:mode>_<P:mode>)
10671 (*ands<mode>_compare0): Fix ambiguous uses of .md attributes.
10672 * config/aarch64/aarch64-simd.md
10673 (*aarch64_get_lane_extend<GPI:mode><VDQQH:mode>): Likewise.
10674 (*aarch64_get_lane_zero_extend<GPI:mode><VDQQH:mode>): Likewise.
10675 * config/aarch64/aarch64-sve.md
10676 (while_ult<GPI:mode><PRED_ALL:mode>): Likewise.
10677 (*cond_<optab><mode>_any): Fix SVE_I/SVE_SDI typo.
10679 2019-07-12 Richard Sandiford <richard.sandiford@arm.com>
10681 * doc/md.texi: Document that @ patterns can have different
10682 numbers of operands.
10683 * genemit.c (handle_overloaded_gen): Handle this case.
10684 * genopinit.c (handle_overloaded_gen): Likewise.
10685 * gensupport.c (replace_operands_with_dups): Iterate over
10686 the new rtx's format rather than the old one's.
10688 2019-07-12 Jakub Jelinek <jakub@redhat.com>
10690 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_ORDER.
10691 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
10692 order clause entries.
10693 (walk_tree_1): Handle OMP_CLAUSE_ORDER.
10694 * tree-pretty-print.c (dump_omp_clause): Likewise.
10695 * gimplify.c (gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses):
10697 * omp-low.c (scan_sharing_clauses): Likewise.
10698 * tree-nested.c (convert_nonlocal_omp_clauses,
10699 convert_local_omp_clauses): Likewise.
10701 2019-07-12 Kewen Lin <linkw@gcc.gnu.org>
10703 * cfgrtl.c (print_rtl_with_bb): Emit a hint if the
10704 fallthrough target of current basic block isn't the placed
10707 2019-07-11 Sunil K Pandey <sunil.k.pandey@intel.com>
10710 * config/i386/avx512fintrin.h (_mm512_loadu_epi64): New.
10711 (_mm512_storeu_epi64): Likewise.
10712 (_mm512_loadu_epi32): Likewise.
10713 (_mm512_storeu_epi32): Likewise.
10714 * config/i386/avx512vlintrin.h (_mm256_storeu_epi64): New.
10715 (_mm_storeu_epi64): Likewise.
10716 (_mm256_storeu_epi32): Likewise.
10717 (_mm_storeu_epi32): Likewise.
10719 2019-07-11 Segher Boessenkool <segher@kernel.crashing.org>
10721 * config/rs6000/rs6000-logue.c: Add Modula-2 to comment.
10723 2019-07-11 Segher Boessenkool <segher@kernel.crashing.org>
10725 * config/rs6000/rs6000-logue.c (rs6000_output_function_epilogue):
10728 2019-07-11 Jakub Jelinek <jakub@redhat.com>
10731 * config/i386/sse.md (sse2_cvtpd2dq<mask_name>): Change into ...
10732 (sse2_cvtpd2dq): ... this. Remove mask substitution macros.
10733 (sse2_cvtpd2dq_mask, sse2_cvtpd2dq_mask_1): New define_insns.
10734 (ufix_notruncv2dfv2si2<mask_name>): Change into ...
10735 (ufix_notruncv2dfv2si2): ... this. Remove mask substitution macros.
10736 (ufix_notruncv2dfv2si2_mask, ufix_notruncv2dfv2si2_mask_1): New
10738 (ufix_truncv2dfv2si2<mask_name>): Change into ...
10739 (ufix_truncv2dfv2si2): ... this. Remove mask substitution macros.
10740 (ufix_truncv2dfv2si2_mask, ufix_truncv2dfv2si2_mask_1): New
10742 (sse2_cvttpd2dq<mask_name>): Change into ...
10743 (sse2_cvttpd2dq): ... this. Remove mask substitution macros.
10744 (sse2_cvttpd2dq_mask, sse2_cvttpd2dq_mask_1): New define_insns.
10745 (*sse2_cvtpd2dq<mask_name>): Change into ...
10746 (*sse2_cvtpd2dq): ... this. Remove mask substitution macros.
10747 Add "C" constraint to const0_operand.
10748 (*sse2_cvtpd2dq_mask, *sse2_cvtpd2dq_mask_1): New define_insns.
10749 (sse2_cvtpd2ps_mask): Adjust expand to match *sse2_cvtpd2ps_mask
10753 * config/i386/i386-builtin-types.def
10754 (V32HI_FTYPE_V32HI_V32HI_V32HI_INT,
10755 V16HI_FTYPE_V16HI_V16HI_V16HI_INT, V8HI_FTYPE_V8HI_V8HI_V8HI_INT,
10756 V8SI_FTYPE_V8SI_V8SI_V8SI_INT, V4DI_FTYPE_V4DI_V4DI_V4DI_INT,
10757 V8DI_FTYPE_V8DI_V8DI_V8DI_INT, V16SI_FTYPE_V16SI_V16SI_V16SI_INT,
10758 V2DI_FTYPE_V2DI_V2DI_V2DI_INT, V4SI_FTYPE_V4SI_V4SI_V4SI_INT): Remove.
10759 * config/i386/i386-builtin.def (__builtin_ia32_vpshrdv_v32hi_mask,
10760 __builtin_ia32_vpshrdv_v32hi_maskz, __builtin_ia32_vpshrdv_v16hi_mask,
10761 __builtin_ia32_vpshrdv_v16hi_maskz, __builtin_ia32_vpshrdv_v8hi_mask,
10762 __builtin_ia32_vpshrdv_v8hi_maskz, __builtin_ia32_vpshrdv_v16si_mask,
10763 __builtin_ia32_vpshrdv_v16si_maskz, __builtin_ia32_vpshrdv_v8si_mask,
10764 __builtin_ia32_vpshrdv_v8si_maskz, __builtin_ia32_vpshrdv_v4si_mask,
10765 __builtin_ia32_vpshrdv_v4si_maskz, __builtin_ia32_vpshrdv_v8di_mask,
10766 __builtin_ia32_vpshrdv_v8di_maskz, __builtin_ia32_vpshrdv_v4di_mask,
10767 __builtin_ia32_vpshrdv_v4di_maskz, __builtin_ia32_vpshrdv_v2di_mask,
10768 __builtin_ia32_vpshrdv_v2di_maskz, __builtin_ia32_vpshldv_v32hi_mask,
10769 __builtin_ia32_vpshldv_v32hi_maskz, __builtin_ia32_vpshldv_v16hi_mask,
10770 __builtin_ia32_vpshldv_v16hi_maskz, __builtin_ia32_vpshldv_v8hi_mask,
10771 __builtin_ia32_vpshldv_v8hi_maskz, __builtin_ia32_vpshldv_v16si_mask,
10772 __builtin_ia32_vpshldv_v16si_maskz, __builtin_ia32_vpshldv_v8si_mask,
10773 __builtin_ia32_vpshldv_v8si_maskz, __builtin_ia32_vpshldv_v4si_mask,
10774 __builtin_ia32_vpshldv_v4si_maskz, __builtin_ia32_vpshldv_v8di_mask,
10775 __builtin_ia32_vpshldv_v8di_maskz, __builtin_ia32_vpshldv_v4di_mask,
10776 __builtin_ia32_vpshldv_v4di_maskz, __builtin_ia32_vpshldv_v2di_mask,
10777 __builtin_ia32_vpshldv_v2di_maskz, __builtin_ia32_vpdpbusd_v16si_mask,
10778 __builtin_ia32_vpdpbusd_v16si_maskz, __builtin_ia32_vpdpbusd_v8si_mask,
10779 __builtin_ia32_vpdpbusd_v8si_maskz, __builtin_ia32_vpdpbusd_v4si_mask,
10780 __builtin_ia32_vpdpbusd_v4si_maskz,
10781 __builtin_ia32_vpdpbusds_v16si_mask,
10782 __builtin_ia32_vpdpbusds_v16si_maskz,
10783 __builtin_ia32_vpdpbusds_v8si_mask,
10784 __builtin_ia32_vpdpbusds_v8si_maskz,
10785 __builtin_ia32_vpdpbusds_v4si_mask,
10786 __builtin_ia32_vpdpbusds_v4si_maskz,
10787 __builtin_ia32_vpdpwssd_v16si_mask,
10788 __builtin_ia32_vpdpwssd_v16si_maskz, __builtin_ia32_vpdpwssd_v8si_mask,
10789 __builtin_ia32_vpdpwssd_v8si_maskz, __builtin_ia32_vpdpwssd_v4si_mask,
10790 __builtin_ia32_vpdpwssd_v4si_maskz,
10791 __builtin_ia32_vpdpwssds_v16si_mask,
10792 __builtin_ia32_vpdpwssds_v16si_maskz,
10793 __builtin_ia32_vpdpwssds_v8si_mask,
10794 __builtin_ia32_vpdpwssds_v8si_maskz,
10795 __builtin_ia32_vpdpwssds_v4si_mask,
10796 __builtin_ia32_vpdpwssds_v4si_maskz): Use *_USI, *_UHI or *_UQI
10797 suffixed types rather than *_INT.
10798 * config/i386/i386-expand.c (ix86_expand_args_builtin): Don't handle
10799 V32HI_FTYPE_V32HI_V32HI_V32HI_INT, V16HI_FTYPE_V16HI_V16HI_V16HI_INT,
10800 V8HI_FTYPE_V8HI_V8HI_V8HI_INT, V8SI_FTYPE_V8SI_V8SI_V8SI_INT,
10801 V4DI_FTYPE_V4DI_V4DI_V4DI_INT, V8DI_FTYPE_V8DI_V8DI_V8DI_INT,
10802 V16SI_FTYPE_V16SI_V16SI_V16SI_INT, V2DI_FTYPE_V2DI_V2DI_V2DI_INT
10803 and V4SI_FTYPE_V4SI_V4SI_V4SI_INT.
10805 2019-07-11 Aldy Hernandez <aldyh@redhat.com>
10807 * tree-vrp.c (intersect_ranges): If we know the intersection is
10808 empty, there is no need to conservatively add anything else to
10811 2019-07-11 Richard Biener <rguenther@suse.de>
10813 PR middle-end/91131
10814 * gimplify.c (gimplify_compound_literal_expr): Force a temporary
10815 when the object is volatile and we have not cleared it even though
10816 there are no nonzero elements.
10818 2019-07-10 Michael Meissner <meissner@linux.ibm.com>
10820 * config/rs6000/predicates.md (cint34_operand): Update
10821 SIGNED_34BIT_OFFSET_P call.
10822 (pcrel_address): Update SIGNED_34BIT_OFFSET_P call.
10823 (pcrel_external_address): Update SIGNED_34BIT_OFFSET_P call.
10824 * config/rs6000/rs6000.c (rs6000_prefixed_address): Update
10825 SIGNED_16BIT_OFFSET_P and SIGNED_34BIT_OFFSET_P calls.
10826 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): Remove EXTRA
10828 (SIGNED_34BIT_OFFSET_P): Remove EXTRA argument.
10829 (SIGNED_16BIT_OFFSET_EXTRA_P): New macro, like
10830 SIGNED_16BIT_OFFSET_P with an EXTRA argument.
10831 (SIGNED_34BIT_OFFSET_EXTRA_P): New macro, like
10832 SIGNED_34BIT_OFFSET_P with an EXTRA argument.
10834 2019-07-10 Iain Sandoe <iain@sandoe.co.uk>
10836 * config/rs6000/darwin.h (LIB_SPEC): Collate this spec here.
10837 * config/rs6000/darwin7.h (LIB_SPEC): Remove.
10838 * config/rs6000/darwin8.h (LIB_SPEC): Remove.
10839 (DEF_MIN_OSX_VERSION): New.
10841 2019-07-10 Richard Sandiford <richard.sandiford@arm.com>
10843 * fold-const.c (fold_relational_const): Fix folding of
10844 vector-to-scalar NE_EXPRs.
10845 (test_vector_folding): Add more tests.
10847 2019-07-10 Richard Sandiford <richard.sandiford@arm.com>
10850 * config/arm/iterators.md (V2DI_ONLY): New mode iterator.
10851 * config/arm/neon.md (vec_set<mode>_internal): Add a '@' prefix.
10852 (vec_setv2di_internal): Reexpress as...
10853 (@vec_set<V2DI_ONLY:mode>_internal): ...this.
10854 * config/arm/arm.c (neon_expand_vector_init): Use gen_vec_set_internal
10855 rather than gen_neon_vset_lane<mode>.
10857 2019-07-10 Vladimir Makarov <vmakarov@redhat.com>
10860 * lra-constraints.c (process_alt_operands): Don't match user
10861 defined regs only if they are early clobbers.
10863 2019-07-10 Marc Glisse <marc.glisse@inria.fr>
10865 * wide-int.h (wi::lshift): Reject negative values for the fast path.
10867 2019-07-10 Richard Biener <rguenther@suse.de>
10869 PR tree-optimization/91126
10870 * tree-ssa-sccvn.c (n_walk_cb_data::push_partial_def): Adjust
10871 native encoding offset for BYTES_BIG_ENDIAN.
10872 (vn_reference_lookup_3): Likewise.
10874 2019-07-10 Richard Biener <rguenther@suse.de>
10876 * tree-ssa-sccvn.c (vn_reference_lookup_3): Look at valueized
10877 LHS whenever possible.
10879 2019-07-09 Jan Hubicka <hubicka@ucw.cz>
10881 * tree-ssa-alias.c (nonoverlapping_component_refs_p_1): Break out
10882 from ...; work also on duplicated types.
10883 (nonoverlapping_component_refs_since_match): ... here
10884 (ncr_type_uid): Break out from ...
10885 (ncr_compar): ... here; look for TYPE_UID of canonical type if
10887 (nonoverlapping_component_refs_p): Use same_type_for_tbaa to match
10888 the types and nonoverlapping_component_refs_p_1 to disambiguate.
10890 2019-07-09 Martin Sebor <msebor@redhat.com>
10892 PR tree-optimization/90989
10893 * tree-ssa-strlen.c (handle_char_store): Constrain a single character
10894 optimization to just single character stores.
10896 2019-07-09 Joern Rennecke <joern.rennecke@riscy-ip.com>
10898 * tree-vect-stmts.c (vectorizable_comparison) <!slp_node>:
10899 Swap operands only once.
10901 2019-07-09 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
10903 * cfgcleanup.c (old_insns_match_p): Check if used hard regs set is equal
10904 for both call instructions.
10906 2019-07-09 John Darrington <john@darrington.wattle.id.au>
10908 * simplify-rtx.c (simplify_unary_operation_1): Use GET_MODE_PRECISION
10909 rather than GET_MODE_BITSIZE to better handle partial integer modes.
10911 2019-07-09 Michael Meissner <meissner@linux.ibm.com>
10913 * config/rs6000/rs6000-internal.h (create_TOC_reference): Delete.
10914 * config/rs6000/rs6000-logue.c (create_TOC_reference): Move
10915 function from rs6000-logue.c back to rs6000.c.
10916 * config/rs6000/rs6000.c (create_TOC_reference): Likewise.
10918 2019-07-09 Martin Sebor <msebor@redhat.com>
10921 * auto-profile.c: Change class-key of PODs to struct and others
10923 * basic-block.h: Same.
10924 * bitmap.c (bitmap_alloc): Same.
10926 * builtins.c (expand_builtin_prefetch): Same.
10927 (expand_builtin_interclass_mathfn): Same.
10928 (expand_builtin_strlen): Same.
10929 (expand_builtin_mempcpy_args): Same.
10930 (expand_cmpstr): Same.
10931 (expand_builtin___clear_cache): Same.
10932 (expand_ifn_atomic_bit_test_and): Same.
10933 (expand_builtin_thread_pointer): Same.
10934 (expand_builtin_set_thread_pointer): Same.
10935 * caller-save.c (setup_save_areas): Same.
10936 (replace_reg_with_saved_mem): Same.
10937 (insert_restore): Same.
10938 (insert_save): Same.
10939 (add_used_regs): Same.
10940 * cfg.c (get_bb_copy): Same.
10941 (set_loop_copy): Same.
10944 * cfgexpand.c (alloc_stack_frame_space): Same.
10945 (add_stack_var): Same.
10946 (add_stack_var_conflict): Same.
10947 (add_scope_conflicts_1): Same.
10948 (update_alias_info_with_stack_vars): Same.
10949 (expand_used_vars): Same.
10950 * cfghooks.c (redirect_edge_and_branch_force): Same.
10951 (delete_basic_block): Same.
10952 (split_edge): Same.
10953 (make_forwarder_block): Same.
10954 (force_nonfallthru): Same.
10955 (duplicate_block): Same.
10956 (lv_flush_pending_stmts): Same.
10957 * cfghooks.h: Same.
10958 * cfgloop.c (flow_loops_cfg_dump): Same.
10959 (flow_loop_nested_p): Same.
10960 (superloop_at_depth): Same.
10961 (get_loop_latch_edges): Same.
10962 (flow_loop_dump): Same.
10963 (flow_loops_dump): Same.
10964 (flow_loops_free): Same.
10965 (flow_loop_nodes_find): Same.
10966 (establish_preds): Same.
10967 (flow_loop_tree_node_add): Same.
10968 (flow_loop_tree_node_remove): Same.
10969 (flow_loops_find): Same.
10970 (find_subloop_latch_edge_by_profile): Same.
10971 (find_subloop_latch_edge_by_ivs): Same.
10972 (mfb_redirect_edges_in_set): Same.
10973 (form_subloop): Same.
10974 (merge_latch_edges): Same.
10975 (disambiguate_multiple_latches): Same.
10976 (disambiguate_loops_with_multiple_latches): Same.
10977 (flow_bb_inside_loop_p): Same.
10978 (glb_enum_p): Same.
10979 (get_loop_body_with_size): Same.
10980 (get_loop_body): Same.
10981 (fill_sons_in_loop): Same.
10982 (get_loop_body_in_dom_order): Same.
10983 (get_loop_body_in_custom_order): Same.
10984 (release_recorded_exits): Same.
10985 (get_loop_exit_edges): Same.
10986 (num_loop_branches): Same.
10987 (remove_bb_from_loops): Same.
10988 (find_common_loop): Same.
10989 (delete_loop): Same.
10990 (cancel_loop): Same.
10991 (verify_loop_structure): Same.
10992 (loop_preheader_edge): Same.
10993 (loop_exit_edge_p): Same.
10994 (single_exit): Same.
10995 (loop_exits_to_bb_p): Same.
10996 (loop_exits_from_bb_p): Same.
10997 (get_loop_location): Same.
10998 (record_niter_bound): Same.
10999 (get_estimated_loop_iterations_int): Same.
11000 (max_stmt_executions_int): Same.
11001 (likely_max_stmt_executions_int): Same.
11002 (get_estimated_loop_iterations): Same.
11003 (get_max_loop_iterations): Same.
11004 (get_max_loop_iterations_int): Same.
11005 (get_likely_max_loop_iterations): Same.
11006 * cfgloop.h (simple_loop_desc): Same.
11008 (loop_depth): Same.
11009 (loop_outer): Same.
11010 (loop_iterator::next): Same.
11011 (loop_outermost): Same.
11012 * cfgloopanal.c (mark_irreducible_loops): Same.
11013 (num_loop_insns): Same.
11014 (average_num_loop_insns): Same.
11015 (expected_loop_iterations_unbounded): Same.
11016 (expected_loop_iterations): Same.
11017 (mark_loop_exit_edges): Same.
11018 (single_likely_exit): Same.
11019 * cfgloopmanip.c (fix_bb_placement): Same.
11020 (fix_bb_placements): Same.
11021 (remove_path): Same.
11022 (place_new_loop): Same.
11024 (scale_loop_frequencies): Same.
11025 (scale_loop_profile): Same.
11026 (create_empty_if_region_on_edge): Same.
11027 (create_empty_loop_on_edge): Same.
11030 (fix_loop_placements): Same.
11031 (copy_loop_info): Same.
11032 (duplicate_loop): Same.
11033 (duplicate_subloops): Same.
11034 (loop_redirect_edge): Same.
11035 (can_duplicate_loop_p): Same.
11036 (duplicate_loop_to_header_edge): Same.
11037 (mfb_keep_just): Same.
11038 (has_preds_from_loop): Same.
11039 (create_preheader): Same.
11040 (create_preheaders): Same.
11041 (lv_adjust_loop_entry_edge): Same.
11042 (loop_version): Same.
11043 * cfgloopmanip.h: Same.
11045 * cgraphbuild.c: Same.
11046 * combine.c (make_extraction): Same.
11047 * config/i386/i386-features.c: Same.
11048 * config/i386/i386-features.h: Same.
11049 * config/i386/i386.c (ix86_emit_outlined_ms2sysv_save): Same.
11050 (ix86_emit_outlined_ms2sysv_restore): Same.
11051 (ix86_noce_conversion_profitable_p): Same.
11052 (ix86_init_cost): Same.
11053 (ix86_simd_clone_usable): Same.
11054 * configure.ac (ACX_PROG_CXX_WARNING_OPTS): Add -Wclass-is-pod and
11056 * coretypes.h: Same.
11057 * data-streamer-in.c (string_for_index): Change class-key of PODs
11058 to struct and others to class.
11059 (streamer_read_indexed_string): Same.
11060 (streamer_read_string): Same.
11061 (bp_unpack_indexed_string): Same.
11062 (bp_unpack_string): Same.
11063 (streamer_read_uhwi): Same.
11064 (streamer_read_hwi): Same.
11065 (streamer_read_gcov_count): Same.
11066 (streamer_read_wide_int): Same.
11067 * data-streamer.h (streamer_write_bitpack): Same.
11068 (bp_unpack_value): Same.
11069 (streamer_write_char_stream): Same.
11070 (streamer_write_hwi_in_range): Same.
11071 (streamer_write_record_start): Same.
11072 * ddg.c (create_ddg_dep_from_intra_loop_link): Same.
11073 (add_cross_iteration_register_deps): Same.
11074 (build_intra_loop_deps): Same.
11075 * df-core.c (df_analyze): Same.
11076 (loop_post_order_compute): Same.
11077 (loop_inverted_post_order_compute): Same.
11078 * df-problems.c (df_rd_alloc): Same.
11079 (df_rd_simulate_one_insn): Same.
11080 (df_rd_local_compute): Same.
11081 (df_rd_init_solution): Same.
11082 (df_rd_confluence_n): Same.
11083 (df_rd_transfer_function): Same.
11084 (df_rd_free): Same.
11085 (df_rd_dump_defs_set): Same.
11086 (df_rd_top_dump): Same.
11087 (df_lr_alloc): Same.
11088 (df_lr_reset): Same.
11089 (df_lr_local_compute): Same.
11090 (df_lr_init): Same.
11091 (df_lr_confluence_n): Same.
11092 (df_lr_free): Same.
11093 (df_lr_top_dump): Same.
11094 (df_lr_verify_transfer_functions): Same.
11095 (df_live_alloc): Same.
11096 (df_live_reset): Same.
11097 (df_live_init): Same.
11098 (df_live_confluence_n): Same.
11099 (df_live_finalize): Same.
11100 (df_live_free): Same.
11101 (df_live_top_dump): Same.
11102 (df_live_verify_transfer_functions): Same.
11103 (df_mir_alloc): Same.
11104 (df_mir_reset): Same.
11105 (df_mir_init): Same.
11106 (df_mir_confluence_n): Same.
11107 (df_mir_free): Same.
11108 (df_mir_top_dump): Same.
11109 (df_word_lr_alloc): Same.
11110 (df_word_lr_reset): Same.
11111 (df_word_lr_init): Same.
11112 (df_word_lr_confluence_n): Same.
11113 (df_word_lr_free): Same.
11114 (df_word_lr_top_dump): Same.
11115 (df_md_alloc): Same.
11116 (df_md_simulate_one_insn): Same.
11117 (df_md_reset): Same.
11118 (df_md_init): Same.
11119 (df_md_free): Same.
11120 (df_md_top_dump): Same.
11121 * df-scan.c (df_insn_delete): Same.
11122 (df_insn_rescan): Same.
11123 (df_notes_rescan): Same.
11124 (df_sort_and_compress_mws): Same.
11125 (df_install_mws): Same.
11126 (df_refs_add_to_chains): Same.
11127 (df_ref_create_structure): Same.
11128 (df_ref_record): Same.
11129 (df_def_record_1): Same.
11130 (df_find_hard_reg_defs): Same.
11131 (df_uses_record): Same.
11132 (df_get_conditional_uses): Same.
11133 (df_get_call_refs): Same.
11134 (df_recompute_luids): Same.
11135 (df_get_entry_block_def_set): Same.
11136 (df_entry_block_defs_collect): Same.
11137 (df_get_exit_block_use_set): Same.
11138 (df_exit_block_uses_collect): Same.
11139 (df_mws_verify): Same.
11140 (df_bb_verify): Same.
11141 * df.h (df_scan_get_bb_info): Same.
11142 * doc/tm.texi: Same.
11143 * dse.c (record_store): Same.
11144 * dumpfile.h: Same.
11145 * emit-rtl.c (const_fixed_hasher::equal): Same.
11146 (set_mem_attributes_minus_bitpos): Same.
11147 (change_address): Same.
11148 (adjust_address_1): Same.
11149 (offset_address): Same.
11150 * emit-rtl.h: Same.
11151 * except.c (dw2_build_landing_pads): Same.
11152 (sjlj_emit_dispatch_table): Same.
11153 * explow.c (allocate_dynamic_stack_space): Same.
11154 (emit_stack_probe): Same.
11155 (probe_stack_range): Same.
11156 * expmed.c (store_bit_field_using_insv): Same.
11157 (store_bit_field_1): Same.
11158 (store_integral_bit_field): Same.
11159 (extract_bit_field_using_extv): Same.
11160 (extract_bit_field_1): Same.
11161 (emit_cstore): Same.
11162 * expr.c (emit_block_move_via_cpymem): Same.
11163 (expand_cmpstrn_or_cmpmem): Same.
11164 (set_storage_via_setmem): Same.
11165 (emit_single_push_insn_1): Same.
11166 (expand_assignment): Same.
11167 (store_constructor): Same.
11168 (expand_expr_real_2): Same.
11169 (expand_expr_real_1): Same.
11170 (try_casesi): Same.
11172 * function.c (try_fit_stack_local): Same.
11173 (assign_stack_local_1): Same.
11174 (assign_stack_local): Same.
11175 (cut_slot_from_list): Same.
11176 (insert_slot_to_list): Same.
11177 (max_slot_level): Same.
11178 (move_slot_to_level): Same.
11179 (temp_address_hasher::equal): Same.
11180 (remove_unused_temp_slot_addresses): Same.
11181 (assign_temp): Same.
11182 (combine_temp_slots): Same.
11183 (update_temp_slot_address): Same.
11184 (preserve_temp_slots): Same.
11185 * function.h: Same.
11187 * gcc-rich-location.h: Same.
11189 * genattrtab.c (check_attr_test): Same.
11190 (check_attr_value): Same.
11191 (convert_set_attr_alternative): Same.
11192 (convert_set_attr): Same.
11193 (check_defs): Same.
11194 (copy_boolean): Same.
11195 (get_attr_value): Same.
11196 (expand_delays): Same.
11197 (make_length_attrs): Same.
11199 (make_alternative_compare): Same.
11200 (simplify_test_exp): Same.
11201 (tests_attr_p): Same.
11202 (get_attr_order): Same.
11203 (clear_struct_flag): Same.
11205 (compares_alternatives_p): Same.
11208 (find_attrs_to_cache): Same.
11209 (write_test_expr): Same.
11210 (walk_attr_value): Same.
11211 (write_attr_get): Same.
11212 (eliminate_known_true): Same.
11213 (write_insn_cases): Same.
11214 (write_attr_case): Same.
11215 (write_attr_valueq): Same.
11216 (write_attr_value): Same.
11217 (write_dummy_eligible_delay): Same.
11218 (next_comma_elt): Same.
11220 (make_internal_attr): Same.
11221 (copy_rtx_unchanging): Same.
11222 (gen_insn_reserv): Same.
11223 (check_tune_attr): Same.
11224 (make_automaton_attrs): Same.
11225 (handle_arg): Same.
11226 * genextract.c (gen_insn): Same.
11227 (VEC_char_to_string): Same.
11228 * genmatch.c (print_operand): Same.
11230 (parser::parse_operation): Same.
11231 (parser::parse_capture): Same.
11232 (parser::parse_c_expr): Same.
11233 (parser::parse_simplify): Same.
11235 * genoutput.c (output_operand_data): Same.
11236 (output_get_insn_name): Same.
11237 (compare_operands): Same.
11238 (place_operands): Same.
11239 (process_template): Same.
11240 (validate_insn_alternatives): Same.
11241 (validate_insn_operands): Same.
11242 (gen_expand): Same.
11243 (note_constraint): Same.
11244 * genpreds.c (write_one_predicate_function): Same.
11245 (add_constraint): Same.
11246 (process_define_register_constraint): Same.
11247 (write_lookup_constraint_1): Same.
11248 (write_lookup_constraint_array): Same.
11249 (write_insn_constraint_len): Same.
11250 (write_reg_class_for_constraint_1): Same.
11251 (write_constraint_satisfied_p_array): Same.
11252 * genrecog.c (optimize_subroutine_group): Same.
11253 * gensupport.c (process_define_predicate): Same.
11254 (queue_pattern): Same.
11255 (remove_from_queue): Same.
11256 (process_rtx): Same.
11257 (is_predicable): Same.
11258 (change_subst_attribute): Same.
11259 (subst_pattern_match): Same.
11260 (alter_constraints): Same.
11261 (alter_attrs_for_insn): Same.
11262 (shift_output_template): Same.
11263 (alter_output_for_subst_insn): Same.
11264 (process_one_cond_exec): Same.
11266 (process_define_cond_exec): Same.
11267 (mnemonic_htab_callback): Same.
11268 (gen_mnemonic_attr): Same.
11269 (read_md_rtx): Same.
11270 * ggc-page.c: Same.
11271 * gimple-loop-interchange.cc (dump_reduction): Same.
11272 (dump_induction): Same.
11273 (loop_cand::~loop_cand): Same.
11274 (free_data_refs_with_aux): Same.
11275 (tree_loop_interchange::interchange_loops): Same.
11276 (tree_loop_interchange::map_inductions_to_loop): Same.
11277 (tree_loop_interchange::move_code_to_inner_loop): Same.
11278 (compute_access_stride): Same.
11279 (compute_access_strides): Same.
11280 (proper_loop_form_for_interchange): Same.
11281 (tree_loop_interchange_compute_ddrs): Same.
11282 (prune_datarefs_not_in_loop): Same.
11283 (prepare_data_references): Same.
11284 (pass_linterchange::execute): Same.
11285 * gimple-loop-jam.c (bb_prevents_fusion_p): Same.
11286 (unroll_jam_possible_p): Same.
11287 (fuse_loops): Same.
11288 (adjust_unroll_factor): Same.
11289 (tree_loop_unroll_and_jam): Same.
11290 * gimple-loop-versioning.cc (loop_versioning::~loop_versioning): Same.
11291 (loop_versioning::expensive_stmt_p): Same.
11292 (loop_versioning::version_for_unity): Same.
11293 (loop_versioning::dump_inner_likelihood): Same.
11294 (loop_versioning::find_per_loop_multiplication): Same.
11295 (loop_versioning::analyze_term_using_scevs): Same.
11296 (loop_versioning::record_address_fragment): Same.
11297 (loop_versioning::analyze_expr): Same.
11298 (loop_versioning::analyze_blocks): Same.
11299 (loop_versioning::prune_conditions): Same.
11300 (loop_versioning::merge_loop_info): Same.
11301 (loop_versioning::add_loop_to_queue): Same.
11302 (loop_versioning::decide_whether_loop_is_versionable): Same.
11303 (loop_versioning::make_versioning_decisions): Same.
11304 (loop_versioning::implement_versioning_decisions): Same.
11305 * gimple-ssa-evrp-analyze.c
11306 (evrp_range_analyzer::record_ranges_from_phis): Same.
11307 * gimple-ssa-store-merging.c (split_store::split_store): Same.
11308 (count_multiple_uses): Same.
11309 (split_group): Same.
11310 (imm_store_chain_info::output_merged_store): Same.
11311 (pass_store_merging::process_store): Same.
11312 * gimple-ssa-strength-reduction.c (slsr_process_phi): Same.
11313 * gimple-ssa-warn-alloca.c (adjusted_warn_limit): Same.
11315 (alloca_call_type): Same.
11316 (pass_walloca::execute): Same.
11317 * gimple-streamer-in.c (input_phi): Same.
11318 (input_gimple_stmt): Same.
11319 * gimple-streamer.h: Same.
11320 * godump.c (go_force_record_alignment): Same.
11321 (go_format_type): Same.
11322 (go_output_type): Same.
11323 (go_output_fndecl): Same.
11324 (go_output_typedef): Same.
11325 (keyword_hash_init): Same.
11326 (find_dummy_types): Same.
11327 * graph.c (draw_cfg_nodes_no_loops): Same.
11328 (draw_cfg_nodes_for_loop): Same.
11329 * hard-reg-set.h (hard_reg_set_iter_next): Same.
11330 * hsa-brig.c: Same.
11331 * hsa-common.h (hsa_internal_fn_hasher::equal): Same.
11332 * hsa-dump.c (dump_hsa_cfun): Same.
11333 * hsa-gen.c (gen_function_def_parameters): Same.
11334 * hsa-regalloc.c (dump_hsa_cfun_regalloc): Same.
11335 * input.c (dump_line_table_statistics): Same.
11336 (test_lexer): Same.
11338 * internal-fn.c (get_multi_vector_move): Same.
11339 (expand_load_lanes_optab_fn): Same.
11340 (expand_GOMP_SIMT_ENTER_ALLOC): Same.
11341 (expand_GOMP_SIMT_EXIT): Same.
11342 (expand_GOMP_SIMT_LAST_LANE): Same.
11343 (expand_GOMP_SIMT_ORDERED_PRED): Same.
11344 (expand_GOMP_SIMT_VOTE_ANY): Same.
11345 (expand_GOMP_SIMT_XCHG_BFLY): Same.
11346 (expand_GOMP_SIMT_XCHG_IDX): Same.
11347 (expand_addsub_overflow): Same.
11348 (expand_neg_overflow): Same.
11349 (expand_mul_overflow): Same.
11350 (expand_call_mem_ref): Same.
11351 (expand_mask_load_optab_fn): Same.
11352 (expand_scatter_store_optab_fn): Same.
11353 (expand_gather_load_optab_fn): Same.
11354 * ipa-cp.c (ipa_get_parm_lattices): Same.
11355 (print_all_lattices): Same.
11356 (ignore_edge_p): Same.
11357 (build_toporder_info): Same.
11358 (free_toporder_info): Same.
11359 (push_node_to_stack): Same.
11360 (ipcp_lattice<valtype>::set_contains_variable): Same.
11361 (set_agg_lats_to_bottom): Same.
11362 (ipcp_bits_lattice::meet_with): Same.
11363 (set_single_call_flag): Same.
11364 (initialize_node_lattices): Same.
11365 (ipa_get_jf_ancestor_result): Same.
11366 (ipcp_verify_propagated_values): Same.
11367 (propagate_scalar_across_jump_function): Same.
11368 (propagate_context_across_jump_function): Same.
11369 (propagate_bits_across_jump_function): Same.
11370 (ipa_vr_operation_and_type_effects): Same.
11371 (propagate_vr_across_jump_function): Same.
11372 (set_check_aggs_by_ref): Same.
11373 (set_chain_of_aglats_contains_variable): Same.
11374 (merge_aggregate_lattices): Same.
11375 (agg_pass_through_permissible_p): Same.
11376 (propagate_aggs_across_jump_function): Same.
11377 (call_passes_through_thunk_p): Same.
11378 (propagate_constants_across_call): Same.
11379 (devirtualization_time_bonus): Same.
11380 (good_cloning_opportunity_p): Same.
11381 (context_independent_aggregate_values): Same.
11382 (gather_context_independent_values): Same.
11383 (perform_estimation_of_a_value): Same.
11384 (estimate_local_effects): Same.
11385 (value_topo_info<valtype>::add_val): Same.
11386 (add_all_node_vals_to_toposort): Same.
11387 (value_topo_info<valtype>::propagate_effects): Same.
11388 (ipcp_propagate_stage): Same.
11389 (ipcp_discover_new_direct_edges): Same.
11390 (same_node_or_its_all_contexts_clone_p): Same.
11391 (cgraph_edge_brings_value_p): Same.
11392 (gather_edges_for_value): Same.
11393 (create_specialized_node): Same.
11394 (find_more_scalar_values_for_callers_subset): Same.
11395 (find_more_contexts_for_caller_subset): Same.
11396 (copy_plats_to_inter): Same.
11397 (intersect_aggregates_with_edge): Same.
11398 (find_aggregate_values_for_callers_subset): Same.
11399 (cgraph_edge_brings_all_agg_vals_for_node): Same.
11400 (decide_about_value): Same.
11401 (decide_whether_version_node): Same.
11402 (spread_undeadness): Same.
11403 (identify_dead_nodes): Same.
11404 (ipcp_store_vr_results): Same.
11405 * ipa-devirt.c (final_warning_record::grow_type_warnings): Same.
11406 * ipa-fnsummary.c (ipa_fn_summary::account_size_time): Same.
11407 (redirect_to_unreachable): Same.
11408 (edge_set_predicate): Same.
11409 (evaluate_conditions_for_known_args): Same.
11410 (evaluate_properties_for_edge): Same.
11411 (ipa_fn_summary_t::duplicate): Same.
11412 (ipa_call_summary_t::duplicate): Same.
11413 (dump_ipa_call_summary): Same.
11414 (ipa_dump_fn_summary): Same.
11415 (eliminated_by_inlining_prob): Same.
11416 (set_cond_stmt_execution_predicate): Same.
11417 (set_switch_stmt_execution_predicate): Same.
11418 (compute_bb_predicates): Same.
11419 (will_be_nonconstant_expr_predicate): Same.
11420 (phi_result_unknown_predicate): Same.
11421 (analyze_function_body): Same.
11422 (compute_fn_summary): Same.
11423 (estimate_edge_devirt_benefit): Same.
11424 (estimate_edge_size_and_time): Same.
11425 (estimate_calls_size_and_time): Same.
11426 (estimate_node_size_and_time): Same.
11427 (remap_edge_change_prob): Same.
11428 (remap_edge_summaries): Same.
11429 (ipa_merge_fn_summary_after_inlining): Same.
11430 (ipa_fn_summary_generate): Same.
11431 (inline_read_section): Same.
11432 (ipa_fn_summary_read): Same.
11433 (ipa_fn_summary_write): Same.
11434 * ipa-fnsummary.h: Same.
11435 * ipa-hsa.c (ipa_hsa_read_section): Same.
11436 * ipa-icf-gimple.c (func_checker::compare_loops): Same.
11437 * ipa-icf.c (sem_function::param_used_p): Same.
11438 * ipa-inline-analysis.c (do_estimate_edge_time): Same.
11439 * ipa-inline.c (edge_badness): Same.
11440 (inline_small_functions): Same.
11441 * ipa-polymorphic-call.c
11442 (ipa_polymorphic_call_context::stream_out): Same.
11443 * ipa-predicate.c (predicate::remap_after_duplication): Same.
11444 (predicate::remap_after_inlining): Same.
11445 (predicate::stream_out): Same.
11446 * ipa-predicate.h: Same.
11447 * ipa-profile.c (ipa_profile_read_summary): Same.
11448 * ipa-prop.c (ipa_get_param_decl_index_1): Same.
11449 (count_formal_params): Same.
11450 (ipa_dump_param): Same.
11451 (ipa_alloc_node_params): Same.
11452 (ipa_print_node_jump_functions_for_edge): Same.
11453 (ipa_print_node_jump_functions): Same.
11454 (ipa_load_from_parm_agg): Same.
11455 (get_ancestor_addr_info): Same.
11456 (ipa_compute_jump_functions_for_edge): Same.
11457 (ipa_analyze_virtual_call_uses): Same.
11458 (ipa_analyze_stmt_uses): Same.
11459 (ipa_analyze_params_uses_in_bb): Same.
11460 (update_jump_functions_after_inlining): Same.
11461 (try_decrement_rdesc_refcount): Same.
11462 (ipa_impossible_devirt_target): Same.
11463 (update_indirect_edges_after_inlining): Same.
11464 (combine_controlled_uses_counters): Same.
11465 (ipa_edge_args_sum_t::duplicate): Same.
11466 (ipa_write_jump_function): Same.
11467 (ipa_write_indirect_edge_info): Same.
11468 (ipa_write_node_info): Same.
11469 (ipa_read_edge_info): Same.
11470 (ipa_prop_read_section): Same.
11471 (read_replacements_section): Same.
11472 * ipa-prop.h (ipa_get_param_count): Same.
11473 (ipa_get_param): Same.
11474 (ipa_get_type): Same.
11475 (ipa_get_param_move_cost): Same.
11476 (ipa_set_param_used): Same.
11477 (ipa_get_controlled_uses): Same.
11478 (ipa_set_controlled_uses): Same.
11479 (ipa_get_cs_argument_count): Same.
11480 * ipa-pure-const.c (analyze_function): Same.
11481 (pure_const_read_summary): Same.
11483 * ipa-reference.c (ipa_reference_read_optimization_summary): Same.
11484 * ipa-split.c (test_nonssa_use): Same.
11485 (dump_split_point): Same.
11486 (dominated_by_forbidden): Same.
11487 (split_part_set_ssa_name_p): Same.
11488 (find_split_points): Same.
11489 * ira-build.c (finish_loop_tree_nodes): Same.
11490 (low_pressure_loop_node_p): Same.
11491 * ira-color.c (ira_reuse_stack_slot): Same.
11493 * ira.c (setup_reg_equiv): Same.
11494 (print_insn_chain): Same.
11496 * loop-doloop.c (doloop_condition_get): Same.
11498 (record_reg_sets): Same.
11499 (doloop_optimize): Same.
11500 * loop-init.c (loop_optimizer_init): Same.
11501 (fix_loop_structure): Same.
11502 * loop-invariant.c (merge_identical_invariants): Same.
11503 (compute_always_reached): Same.
11504 (find_exits): Same.
11505 (may_assign_reg_p): Same.
11506 (find_invariants_bb): Same.
11507 (find_invariants_body): Same.
11508 (replace_uses): Same.
11509 (can_move_invariant_reg): Same.
11510 (free_inv_motion_data): Same.
11511 (move_single_loop_invariants): Same.
11512 (change_pressure): Same.
11513 (mark_ref_regs): Same.
11514 (calculate_loop_reg_pressure): Same.
11515 * loop-iv.c (biv_entry_hasher::equal): Same.
11516 (iv_extend_to_rtx_code): Same.
11517 (check_iv_ref_table_size): Same.
11518 (clear_iv_info): Same.
11519 (latch_dominating_def): Same.
11520 (iv_get_reaching_def): Same.
11521 (iv_constant): Same.
11527 (get_biv_step): Same.
11529 (analyzed_for_bivness_p): Same.
11530 (record_biv): Same.
11531 (iv_analyze_biv): Same.
11532 (iv_analyze_expr): Same.
11533 (iv_analyze_def): Same.
11534 (iv_analyze_op): Same.
11535 (iv_analyze): Same.
11536 (iv_analyze_result): Same.
11538 (eliminate_implied_conditions): Same.
11539 (simplify_using_initial_values): Same.
11540 (shorten_into_mode): Same.
11541 (canonicalize_iv_subregs): Same.
11542 (determine_max_iter): Same.
11543 (check_simple_exit): Same.
11544 (find_simple_exit): Same.
11545 (get_simple_loop_desc): Same.
11546 * loop-unroll.c (report_unroll): Same.
11547 (decide_unrolling): Same.
11548 (unroll_loops): Same.
11549 (loop_exit_at_end_p): Same.
11550 (decide_unroll_constant_iterations): Same.
11551 (unroll_loop_constant_iterations): Same.
11552 (compare_and_jump_seq): Same.
11553 (unroll_loop_runtime_iterations): Same.
11554 (decide_unroll_stupid): Same.
11555 (unroll_loop_stupid): Same.
11556 (referenced_in_one_insn_in_loop_p): Same.
11557 (reset_debug_uses_in_loop): Same.
11558 (analyze_iv_to_split_insn): Same.
11559 * lra-eliminations.c (lra_debug_elim_table): Same.
11560 (setup_can_eliminate): Same.
11562 (lra_get_elimination_hard_regno): Same.
11563 (lra_eliminate_regs_1): Same.
11564 (eliminate_regs_in_insn): Same.
11565 (update_reg_eliminate): Same.
11566 (init_elimination): Same.
11567 (lra_eliminate): Same.
11569 * lra-lives.c (initiate_live_solver): Same.
11570 * lra-remat.c (create_remat_bb_data): Same.
11571 * lra-spills.c (lra_spill): Same.
11572 * lra.c (lra_set_insn_recog_data): Same.
11573 (lra_set_used_insn_alternative_by_uid): Same.
11574 (init_reg_info): Same.
11575 (expand_reg_info): Same.
11576 * lto-cgraph.c (output_symtab): Same.
11577 (read_identifier): Same.
11578 (get_alias_symbol): Same.
11579 (input_node): Same.
11580 (input_varpool_node): Same.
11582 (input_edge): Same.
11583 (input_cgraph_1): Same.
11584 (input_refs): Same.
11585 (input_symtab): Same.
11586 (input_offload_tables): Same.
11587 (output_cgraph_opt_summary): Same.
11588 (input_edge_opt_summary): Same.
11589 (input_cgraph_opt_section): Same.
11590 * lto-section-in.c (lto_free_raw_section_data): Same.
11591 (lto_create_simple_input_block): Same.
11592 (lto_free_function_in_decl_state_for_node): Same.
11593 * lto-streamer-in.c (lto_tag_check_set): Same.
11594 (lto_location_cache::revert_location_cache): Same.
11595 (lto_location_cache::input_location): Same.
11596 (lto_input_location): Same.
11597 (stream_input_location_now): Same.
11598 (lto_input_tree_ref): Same.
11599 (lto_input_eh_catch_list): Same.
11600 (input_eh_region): Same.
11601 (lto_init_eh): Same.
11602 (make_new_block): Same.
11604 (fixup_call_stmt_edges): Same.
11605 (input_struct_function_base): Same.
11606 (input_function): Same.
11607 (lto_read_body_or_constructor): Same.
11608 (lto_read_tree_1): Same.
11609 (lto_read_tree): Same.
11610 (lto_input_scc): Same.
11611 (lto_input_tree_1): Same.
11612 (lto_input_toplevel_asms): Same.
11613 (lto_input_mode_table): Same.
11614 (lto_reader_init): Same.
11615 (lto_data_in_create): Same.
11616 * lto-streamer-out.c (output_cfg): Same.
11617 * lto-streamer.h: Same.
11618 * modulo-sched.c (duplicate_insns_of_cycles): Same.
11619 (generate_prolog_epilog): Same.
11620 (mark_loop_unsched): Same.
11621 (dump_insn_location): Same.
11622 (loop_canon_p): Same.
11623 (sms_schedule): Same.
11624 * omp-expand.c (expand_omp_for_ordered_loops): Same.
11625 (expand_omp_for_generic): Same.
11626 (expand_omp_for_static_nochunk): Same.
11627 (expand_omp_for_static_chunk): Same.
11628 (expand_omp_simd): Same.
11629 (expand_omp_taskloop_for_inner): Same.
11630 (expand_oacc_for): Same.
11631 (expand_omp_atomic_pipeline): Same.
11632 (mark_loops_in_oacc_kernels_region): Same.
11633 * omp-offload.c (oacc_xform_loop): Same.
11634 * omp-simd-clone.c (simd_clone_adjust): Same.
11635 * optabs-query.c (get_traditional_extraction_insn): Same.
11636 * optabs.c (expand_vector_broadcast): Same.
11637 (expand_binop_directly): Same.
11638 (expand_twoval_unop): Same.
11639 (expand_twoval_binop): Same.
11640 (expand_unop_direct): Same.
11641 (emit_indirect_jump): Same.
11642 (emit_conditional_move): Same.
11643 (emit_conditional_neg_or_complement): Same.
11644 (emit_conditional_add): Same.
11645 (vector_compare_rtx): Same.
11646 (expand_vec_perm_1): Same.
11647 (expand_vec_perm_const): Same.
11648 (expand_vec_cond_expr): Same.
11649 (expand_vec_series_expr): Same.
11650 (maybe_emit_atomic_exchange): Same.
11651 (maybe_emit_sync_lock_test_and_set): Same.
11652 (expand_atomic_compare_and_swap): Same.
11653 (expand_atomic_load): Same.
11654 (expand_atomic_store): Same.
11655 (maybe_emit_op): Same.
11656 (valid_multiword_target_p): Same.
11657 (create_integer_operand): Same.
11658 (maybe_legitimize_operand_same_code): Same.
11659 (maybe_legitimize_operand): Same.
11660 (create_convert_operand_from_type): Same.
11661 (can_reuse_operands_p): Same.
11662 (maybe_legitimize_operands): Same.
11663 (maybe_gen_insn): Same.
11664 (maybe_expand_insn): Same.
11665 (maybe_expand_jump_insn): Same.
11666 (expand_insn): Same.
11667 * optabs.h (create_expand_operand): Same.
11668 (create_fixed_operand): Same.
11669 (create_output_operand): Same.
11670 (create_input_operand): Same.
11671 (create_convert_operand_to): Same.
11672 (create_convert_operand_from): Same.
11674 * poly-int.h: Same.
11675 * predict.c (optimize_insn_for_speed_p): Same.
11676 (optimize_loop_for_size_p): Same.
11677 (optimize_loop_for_speed_p): Same.
11678 (optimize_loop_nest_for_speed_p): Same.
11679 (get_base_value): Same.
11680 (predicted_by_loop_heuristics_p): Same.
11681 (predict_extra_loop_exits): Same.
11682 (predict_loops): Same.
11683 (predict_paths_for_bb): Same.
11684 (predict_paths_leading_to): Same.
11685 (propagate_freq): Same.
11686 (pass_profile::execute): Same.
11688 * profile-count.c (profile_count::differs_from_p): Same.
11689 (profile_probability::differs_lot_from_p): Same.
11690 * profile-count.h: Same.
11691 * profile.c (branch_prob): Same.
11692 * regrename.c (free_chain_data): Same.
11693 (mark_conflict): Same.
11694 (create_new_chain): Same.
11695 (merge_overlapping_regs): Same.
11696 (init_rename_info): Same.
11697 (merge_chains): Same.
11698 (regrename_analyze): Same.
11699 (regrename_do_replace): Same.
11700 (scan_rtx_reg): Same.
11701 (record_out_operands): Same.
11702 (build_def_use): Same.
11703 * regrename.h: Same.
11705 * reload1.c (init_reload): Same.
11706 (maybe_fix_stack_asms): Same.
11707 (copy_reloads): Same.
11708 (count_pseudo): Same.
11709 (count_spilled_pseudo): Same.
11711 (find_reload_regs): Same.
11712 (select_reload_regs): Same.
11713 (spill_hard_reg): Same.
11714 (fixup_eh_region_note): Same.
11715 (set_reload_reg): Same.
11716 (allocate_reload_reg): Same.
11717 (compute_reload_subreg_offset): Same.
11718 (reload_adjust_reg_for_icode): Same.
11719 (emit_input_reload_insns): Same.
11720 (emit_output_reload_insns): Same.
11721 (do_input_reload): Same.
11722 (inherit_piecemeal_p): Same.
11724 * sanopt.c (maybe_get_dominating_check): Same.
11725 (maybe_optimize_ubsan_ptr_ifn): Same.
11726 (can_remove_asan_check): Same.
11727 (maybe_optimize_asan_check_ifn): Same.
11728 (sanopt_optimize_walker): Same.
11729 * sched-deps.c (add_dependence_list): Same.
11730 (chain_to_prev_insn): Same.
11731 (add_insn_mem_dependence): Same.
11732 (create_insn_reg_set): Same.
11733 (maybe_extend_reg_info_p): Same.
11734 (sched_analyze_reg): Same.
11735 (sched_analyze_1): Same.
11736 (get_implicit_reg_pending_clobbers): Same.
11737 (chain_to_prev_insn_p): Same.
11738 (deps_analyze_insn): Same.
11739 (deps_start_bb): Same.
11740 (sched_free_deps): Same.
11742 (init_deps_reg_last): Same.
11744 * sched-ebb.c: Same.
11745 * sched-int.h: Same.
11746 * sched-rgn.c (add_branch_dependences): Same.
11747 (concat_insn_mem_list): Same.
11749 (sched_rgn_compute_dependencies): Same.
11750 * sel-sched-ir.c (reset_target_context): Same.
11751 (copy_deps_context): Same.
11752 (init_id_from_df): Same.
11753 (has_dependence_p): Same.
11754 (change_loops_latches): Same.
11755 (bb_top_order_comparator): Same.
11756 (make_region_from_loop_preheader): Same.
11757 (sel_init_pipelining): Same.
11758 (get_loop_nest_for_rgn): Same.
11759 (make_regions_from_the_rest): Same.
11760 (sel_is_loop_preheader_p): Same.
11761 * sel-sched-ir.h (inner_loop_header_p): Same.
11762 (get_all_loop_exits): Same.
11763 * selftest.h: Same.
11764 * sese.c (sese_build_liveouts): Same.
11765 (sese_insert_phis_for_liveouts): Same.
11766 * sese.h (defined_in_sese_p): Same.
11767 * sreal.c (sreal::stream_out): Same.
11769 * streamer-hooks.h: Same.
11770 * target-globals.c (save_target_globals): Same.
11771 * target-globals.h: Same.
11772 * target.def: Same.
11774 * targhooks.c (default_has_ifunc_p): Same.
11775 (default_empty_mask_is_expensive): Same.
11776 (default_init_cost): Same.
11777 * targhooks.h: Same.
11779 * tree-affine.c (aff_combination_mult): Same.
11780 (aff_combination_expand): Same.
11781 (aff_combination_constant_multiple_p): Same.
11782 * tree-affine.h: Same.
11783 * tree-cfg.c (build_gimple_cfg): Same.
11784 (replace_loop_annotate_in_block): Same.
11785 (replace_uses_by): Same.
11787 (dump_cfg_stats): Same.
11788 (gimple_duplicate_sese_region): Same.
11789 (gimple_duplicate_sese_tail): Same.
11790 (move_block_to_fn): Same.
11791 (replace_block_vars_by_duplicates): Same.
11792 (move_sese_region_to_fn): Same.
11793 (print_loops_bb): Same.
11794 (print_loop): Same.
11795 (print_loops): Same.
11797 (debug_loops): Same.
11798 * tree-cfg.h: Same.
11799 * tree-chrec.c (chrec_fold_plus_poly_poly): Same.
11800 (chrec_fold_multiply_poly_poly): Same.
11801 (chrec_evaluate): Same.
11802 (chrec_component_in_loop_num): Same.
11803 (reset_evolution_in_loop): Same.
11804 (is_multivariate_chrec): Same.
11805 (chrec_contains_symbols): Same.
11806 (nb_vars_in_chrec): Same.
11807 (chrec_convert_1): Same.
11808 (chrec_convert_aggressive): Same.
11809 * tree-chrec.h: Same.
11810 * tree-core.h: Same.
11811 * tree-data-ref.c (dump_data_dependence_relation): Same.
11812 (canonicalize_base_object_address): Same.
11813 (data_ref_compare_tree): Same.
11814 (prune_runtime_alias_test_list): Same.
11815 (get_segment_min_max): Same.
11816 (create_intersect_range_checks): Same.
11817 (conflict_fn_no_dependence): Same.
11818 (object_address_invariant_in_loop_p): Same.
11819 (analyze_ziv_subscript): Same.
11820 (analyze_siv_subscript_cst_affine): Same.
11821 (analyze_miv_subscript): Same.
11822 (analyze_overlapping_iterations): Same.
11823 (build_classic_dist_vector_1): Same.
11824 (add_other_self_distances): Same.
11825 (same_access_functions): Same.
11826 (build_classic_dir_vector): Same.
11827 (subscript_dependence_tester_1): Same.
11828 (subscript_dependence_tester): Same.
11829 (access_functions_are_affine_or_constant_p): Same.
11830 (get_references_in_stmt): Same.
11831 (loop_nest_has_data_refs): Same.
11832 (graphite_find_data_references_in_stmt): Same.
11833 (find_data_references_in_bb): Same.
11834 (get_base_for_alignment): Same.
11835 (find_loop_nest_1): Same.
11836 (find_loop_nest): Same.
11837 * tree-data-ref.h (dr_alignment): Same.
11838 (ddr_dependence_level): Same.
11839 * tree-if-conv.c (fold_build_cond_expr): Same.
11840 (add_to_predicate_list): Same.
11841 (add_to_dst_predicate_list): Same.
11842 (phi_convertible_by_degenerating_args): Same.
11843 (idx_within_array_bound): Same.
11844 (all_preds_critical_p): Same.
11845 (pred_blocks_visited_p): Same.
11846 (predicate_bbs): Same.
11847 (build_region): Same.
11848 (if_convertible_loop_p_1): Same.
11849 (is_cond_scalar_reduction): Same.
11850 (predicate_scalar_phi): Same.
11851 (remove_conditions_and_labels): Same.
11852 (combine_blocks): Same.
11853 (version_loop_for_if_conversion): Same.
11854 (versionable_outer_loop_p): Same.
11855 (ifcvt_local_dce): Same.
11856 (tree_if_conversion): Same.
11857 (pass_if_conversion::gate): Same.
11858 * tree-if-conv.h: Same.
11859 * tree-inline.c (maybe_move_debug_stmts_to_successors): Same.
11860 * tree-loop-distribution.c (bb_top_order_cmp): Same.
11862 (stmt_has_scalar_dependences_outside_loop): Same.
11863 (copy_loop_before): Same.
11864 (create_bb_after_loop): Same.
11865 (const_with_all_bytes_same): Same.
11866 (generate_memset_builtin): Same.
11867 (generate_memcpy_builtin): Same.
11868 (destroy_loop): Same.
11869 (build_rdg_partition_for_vertex): Same.
11870 (compute_access_range): Same.
11871 (data_ref_segment_size): Same.
11872 (latch_dominated_by_data_ref): Same.
11873 (compute_alias_check_pairs): Same.
11874 (fuse_memset_builtins): Same.
11875 (finalize_partitions): Same.
11876 (find_seed_stmts_for_distribution): Same.
11877 (prepare_perfect_loop_nest): Same.
11878 * tree-parloops.c (lambda_transform_legal_p): Same.
11879 (loop_parallel_p): Same.
11880 (reduc_stmt_res): Same.
11881 (add_field_for_name): Same.
11882 (create_call_for_reduction_1): Same.
11883 (replace_uses_in_bb_by): Same.
11884 (transform_to_exit_first_loop_alt): Same.
11885 (try_transform_to_exit_first_loop_alt): Same.
11886 (transform_to_exit_first_loop): Same.
11888 (gen_parallel_loop): Same.
11889 (gather_scalar_reductions): Same.
11890 (get_omp_data_i_param): Same.
11891 (try_create_reduction_list): Same.
11892 (oacc_entry_exit_single_gang): Same.
11893 (parallelize_loops): Same.
11894 * tree-pass.h: Same.
11895 * tree-predcom.c (determine_offset): Same.
11896 (last_always_executed_block): Same.
11897 (split_data_refs_to_components): Same.
11898 (suitable_component_p): Same.
11899 (valid_initializer_p): Same.
11900 (find_looparound_phi): Same.
11901 (insert_looparound_copy): Same.
11902 (add_looparound_copies): Same.
11903 (determine_roots_comp): Same.
11904 (predcom_tmp_var): Same.
11905 (initialize_root_vars): Same.
11906 (initialize_root_vars_store_elim_1): Same.
11907 (initialize_root_vars_store_elim_2): Same.
11908 (finalize_eliminated_stores): Same.
11909 (initialize_root_vars_lm): Same.
11910 (remove_stmt): Same.
11911 (determine_unroll_factor): Same.
11912 (execute_pred_commoning_cbck): Same.
11913 (base_names_in_chain_on): Same.
11914 (combine_chains): Same.
11915 (pcom_stmt_dominates_stmt_p): Same.
11916 (try_combine_chains): Same.
11917 (prepare_initializers_chain_store_elim): Same.
11918 (prepare_initializers_chain): Same.
11919 (prepare_initializers): Same.
11920 (prepare_finalizers_chain): Same.
11921 (prepare_finalizers): Same.
11922 (insert_init_seqs): Same.
11923 * tree-scalar-evolution.c (loop_phi_node_p): Same.
11924 (compute_overall_effect_of_inner_loop): Same.
11925 (add_to_evolution_1): Same.
11926 (add_to_evolution): Same.
11927 (follow_ssa_edge_binary): Same.
11928 (follow_ssa_edge_expr): Same.
11929 (backedge_phi_arg_p): Same.
11930 (follow_ssa_edge_in_condition_phi_branch): Same.
11931 (follow_ssa_edge_in_condition_phi): Same.
11932 (follow_ssa_edge_inner_loop_phi): Same.
11933 (follow_ssa_edge): Same.
11934 (analyze_evolution_in_loop): Same.
11935 (analyze_initial_condition): Same.
11936 (interpret_loop_phi): Same.
11937 (interpret_condition_phi): Same.
11938 (interpret_rhs_expr): Same.
11939 (interpret_expr): Same.
11940 (interpret_gimple_assign): Same.
11941 (analyze_scalar_evolution_1): Same.
11942 (analyze_scalar_evolution): Same.
11943 (analyze_scalar_evolution_for_address_of): Same.
11944 (get_instantiated_value_entry): Same.
11945 (loop_closed_phi_def): Same.
11946 (instantiate_scev_name): Same.
11947 (instantiate_scev_poly): Same.
11948 (instantiate_scev_binary): Same.
11949 (instantiate_scev_convert): Same.
11950 (instantiate_scev_not): Same.
11951 (instantiate_scev_r): Same.
11952 (instantiate_scev): Same.
11953 (resolve_mixers): Same.
11954 (initialize_scalar_evolutions_analyzer): Same.
11955 (scev_reset_htab): Same.
11956 (scev_reset): Same.
11957 (derive_simple_iv_with_niters): Same.
11958 (simple_iv_with_niters): Same.
11959 (expression_expensive_p): Same.
11960 (final_value_replacement_loop): Same.
11961 * tree-scalar-evolution.h (block_before_loop): Same.
11962 * tree-ssa-address.h: Same.
11963 * tree-ssa-dce.c (find_obviously_necessary_stmts): Same.
11964 * tree-ssa-dom.c (edge_info::record_simple_equiv): Same.
11965 (record_edge_info): Same.
11966 * tree-ssa-live.c (var_map_base_fini): Same.
11967 (remove_unused_locals): Same.
11968 * tree-ssa-live.h: Same.
11969 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Same.
11970 (pass_ch_vect::execute): Same.
11971 (pass_ch::process_loop_p): Same.
11972 * tree-ssa-loop-im.c (mem_ref_hasher::hash): Same.
11973 (movement_possibility): Same.
11974 (outermost_invariant_loop): Same.
11976 (determine_max_movement): Same.
11977 (invariantness_dom_walker::before_dom_children): Same.
11978 (move_computations): Same.
11979 (may_move_till): Same.
11980 (force_move_till_op): Same.
11981 (force_move_till): Same.
11982 (memref_free): Same.
11983 (record_mem_ref_loc): Same.
11984 (set_ref_stored_in_loop): Same.
11985 (mark_ref_stored): Same.
11986 (sort_bbs_in_loop_postorder_cmp): Same.
11987 (sort_locs_in_loop_postorder_cmp): Same.
11988 (analyze_memory_references): Same.
11989 (mem_refs_may_alias_p): Same.
11990 (find_ref_loc_in_loop_cmp): Same.
11991 (rewrite_mem_ref_loc::operator): Same.
11992 (first_mem_ref_loc_1::operator): Same.
11993 (sm_set_flag_if_changed::operator): Same.
11994 (execute_sm_if_changed_flag_set): Same.
11995 (execute_sm): Same.
11996 (hoist_memory_references): Same.
11997 (ref_always_accessed::operator): Same.
11998 (refs_independent_p): Same.
11999 (record_dep_loop): Same.
12000 (ref_indep_loop_p_1): Same.
12001 (ref_indep_loop_p): Same.
12002 (can_sm_ref_p): Same.
12003 (find_refs_for_sm): Same.
12004 (loop_suitable_for_sm): Same.
12005 (store_motion_loop): Same.
12006 (store_motion): Same.
12007 (fill_always_executed_in): Same.
12008 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Same.
12009 (estimated_unrolled_size): Same.
12010 (loop_edge_to_cancel): Same.
12011 (remove_exits_and_undefined_stmts): Same.
12012 (remove_redundant_iv_tests): Same.
12013 (unloop_loops): Same.
12014 (estimated_peeled_sequence_size): Same.
12015 (try_peel_loop): Same.
12016 (canonicalize_loop_induction_variables): Same.
12017 (canonicalize_induction_variables): Same.
12018 * tree-ssa-loop-ivopts.c (iv_inv_expr_hasher::equal): Same.
12020 (stmt_after_inc_pos): Same.
12021 (contains_abnormal_ssa_name_p): Same.
12022 (niter_for_exit): Same.
12025 (find_givs_in_bb): Same.
12026 (find_induction_variables): Same.
12027 (find_interesting_uses_cond): Same.
12028 (outermost_invariant_loop_for_expr): Same.
12029 (idx_find_step): Same.
12030 (add_candidate_1): Same.
12031 (add_iv_candidate_derived_from_uses): Same.
12032 (alloc_use_cost_map): Same.
12033 (prepare_decl_rtl): Same.
12034 (generic_predict_doloop_p): Same.
12035 (computation_cost): Same.
12036 (determine_common_wider_type): Same.
12037 (get_computation_aff_1): Same.
12038 (get_use_type): Same.
12039 (determine_group_iv_cost_address): Same.
12041 (difference_cannot_overflow_p): Same.
12042 (may_eliminate_iv): Same.
12043 (determine_set_costs): Same.
12044 (cheaper_cost_pair): Same.
12045 (compare_cost_pair): Same.
12046 (iv_ca_cand_for_group): Same.
12047 (iv_ca_recount_cost): Same.
12048 (iv_ca_set_remove_invs): Same.
12049 (iv_ca_set_no_cp): Same.
12050 (iv_ca_set_add_invs): Same.
12051 (iv_ca_set_cp): Same.
12052 (iv_ca_add_group): Same.
12053 (iv_ca_cost): Same.
12054 (iv_ca_compare_deps): Same.
12055 (iv_ca_delta_reverse): Same.
12056 (iv_ca_delta_commit): Same.
12057 (iv_ca_cand_used_p): Same.
12058 (iv_ca_delta_free): Same.
12060 (iv_ca_free): Same.
12061 (iv_ca_dump): Same.
12062 (iv_ca_extend): Same.
12063 (iv_ca_narrow): Same.
12064 (iv_ca_prune): Same.
12065 (cheaper_cost_with_cand): Same.
12066 (iv_ca_replace): Same.
12067 (try_add_cand_for): Same.
12068 (get_initial_solution): Same.
12069 (try_improve_iv_set): Same.
12070 (find_optimal_iv_set_1): Same.
12071 (create_new_iv): Same.
12072 (rewrite_use_compare): Same.
12073 (remove_unused_ivs): Same.
12074 (determine_scaling_factor): Same.
12075 * tree-ssa-loop-ivopts.h: Same.
12076 * tree-ssa-loop-manip.c (create_iv): Same.
12077 (compute_live_loop_exits): Same.
12078 (add_exit_phi): Same.
12079 (add_exit_phis): Same.
12080 (find_uses_to_rename_use): Same.
12081 (find_uses_to_rename_def): Same.
12082 (find_uses_to_rename_in_loop): Same.
12083 (rewrite_into_loop_closed_ssa): Same.
12084 (check_loop_closed_ssa_bb): Same.
12085 (split_loop_exit_edge): Same.
12086 (ip_end_pos): Same.
12087 (ip_normal_pos): Same.
12088 (copy_phi_node_args): Same.
12089 (gimple_duplicate_loop_to_header_edge): Same.
12090 (can_unroll_loop_p): Same.
12091 (determine_exit_conditions): Same.
12092 (scale_dominated_blocks_in_loop): Same.
12093 (niter_for_unrolled_loop): Same.
12094 (tree_transform_and_unroll_loop): Same.
12095 (rewrite_all_phi_nodes_with_iv): Same.
12096 * tree-ssa-loop-manip.h: Same.
12097 * tree-ssa-loop-niter.c (number_of_iterations_ne_max): Same.
12098 (number_of_iterations_ne): Same.
12099 (assert_no_overflow_lt): Same.
12100 (assert_loop_rolls_lt): Same.
12101 (number_of_iterations_lt): Same.
12102 (adjust_cond_for_loop_until_wrap): Same.
12103 (tree_simplify_using_condition): Same.
12104 (simplify_using_initial_conditions): Same.
12105 (simplify_using_outer_evolutions): Same.
12106 (loop_only_exit_p): Same.
12107 (ssa_defined_by_minus_one_stmt_p): Same.
12108 (number_of_iterations_popcount): Same.
12109 (number_of_iterations_exit): Same.
12110 (find_loop_niter): Same.
12111 (finite_loop_p): Same.
12112 (chain_of_csts_start): Same.
12113 (get_val_for): Same.
12114 (loop_niter_by_eval): Same.
12115 (derive_constant_upper_bound_ops): Same.
12116 (do_warn_aggressive_loop_optimizations): Same.
12117 (record_estimate): Same.
12118 (get_cst_init_from_scev): Same.
12119 (record_nonwrapping_iv): Same.
12120 (idx_infer_loop_bounds): Same.
12121 (infer_loop_bounds_from_ref): Same.
12122 (infer_loop_bounds_from_array): Same.
12123 (infer_loop_bounds_from_pointer_arith): Same.
12124 (infer_loop_bounds_from_signedness): Same.
12125 (bound_index): Same.
12126 (discover_iteration_bound_by_body_walk): Same.
12127 (maybe_lower_iteration_bound): Same.
12128 (estimate_numbers_of_iterations): Same.
12129 (estimated_loop_iterations): Same.
12130 (estimated_loop_iterations_int): Same.
12131 (max_loop_iterations): Same.
12132 (max_loop_iterations_int): Same.
12133 (likely_max_loop_iterations): Same.
12134 (likely_max_loop_iterations_int): Same.
12135 (estimated_stmt_executions_int): Same.
12136 (max_stmt_executions): Same.
12137 (likely_max_stmt_executions): Same.
12138 (estimated_stmt_executions): Same.
12139 (stmt_dominates_stmt_p): Same.
12140 (nowrap_type_p): Same.
12141 (loop_exits_before_overflow): Same.
12142 (scev_var_range_cant_overflow): Same.
12143 (scev_probably_wraps_p): Same.
12144 (free_numbers_of_iterations_estimates): Same.
12145 * tree-ssa-loop-niter.h: Same.
12146 * tree-ssa-loop-prefetch.c (release_mem_refs): Same.
12147 (idx_analyze_ref): Same.
12148 (analyze_ref): Same.
12149 (gather_memory_references_ref): Same.
12150 (mark_nontemporal_store): Same.
12151 (emit_mfence_after_loop): Same.
12152 (may_use_storent_in_loop_p): Same.
12153 (mark_nontemporal_stores): Same.
12154 (should_unroll_loop_p): Same.
12155 (volume_of_dist_vector): Same.
12156 (add_subscript_strides): Same.
12157 (self_reuse_distance): Same.
12158 (insn_to_prefetch_ratio_too_small_p): Same.
12159 * tree-ssa-loop-split.c (split_at_bb_p): Same.
12160 (patch_loop_exit): Same.
12161 (find_or_create_guard_phi): Same.
12162 (easy_exit_values): Same.
12163 (connect_loop_phis): Same.
12164 (connect_loops): Same.
12165 (compute_new_first_bound): Same.
12166 (split_loop): Same.
12167 (tree_ssa_split_loops): Same.
12168 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Same.
12169 (is_maybe_undefined): Same.
12170 (tree_may_unswitch_on): Same.
12171 (simplify_using_entry_checks): Same.
12172 (tree_unswitch_single_loop): Same.
12173 (tree_unswitch_loop): Same.
12174 (tree_unswitch_outer_loop): Same.
12175 (empty_bb_without_guard_p): Same.
12176 (used_outside_loop_p): Same.
12177 (get_vop_from_header): Same.
12178 (hoist_guard): Same.
12179 * tree-ssa-loop.c (gate_oacc_kernels): Same.
12180 (get_lsm_tmp_name): Same.
12181 * tree-ssa-loop.h: Same.
12182 * tree-ssa-reassoc.c (add_repeat_to_ops_vec): Same.
12183 (build_and_add_sum): Same.
12184 (no_side_effect_bb): Same.
12186 (linearize_expr): Same.
12187 (should_break_up_subtract): Same.
12188 (linearize_expr_tree): Same.
12189 * tree-ssa-scopedtables.c: Same.
12190 * tree-ssa-scopedtables.h: Same.
12191 * tree-ssa-structalias.c (condense_visit): Same.
12192 (label_visit): Same.
12193 (dump_pred_graph): Same.
12194 (perform_var_substitution): Same.
12195 (move_complex_constraints): Same.
12196 (remove_preds_and_fake_succs): Same.
12197 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p): Same.
12198 (determine_bb_domination_status): Same.
12199 (duplicate_thread_path): Same.
12200 (thread_through_all_blocks): Same.
12201 * tree-ssa-threadupdate.h: Same.
12202 * tree-streamer-in.c (streamer_read_string_cst): Same.
12203 (input_identifier): Same.
12204 (unpack_ts_type_common_value_fields): Same.
12205 (unpack_ts_block_value_fields): Same.
12206 (unpack_ts_translation_unit_decl_value_fields): Same.
12207 (unpack_ts_omp_clause_value_fields): Same.
12208 (streamer_read_tree_bitfields): Same.
12209 (streamer_alloc_tree): Same.
12210 (lto_input_ts_common_tree_pointers): Same.
12211 (lto_input_ts_vector_tree_pointers): Same.
12212 (lto_input_ts_poly_tree_pointers): Same.
12213 (lto_input_ts_complex_tree_pointers): Same.
12214 (lto_input_ts_decl_minimal_tree_pointers): Same.
12215 (lto_input_ts_decl_common_tree_pointers): Same.
12216 (lto_input_ts_decl_non_common_tree_pointers): Same.
12217 (lto_input_ts_decl_with_vis_tree_pointers): Same.
12218 (lto_input_ts_field_decl_tree_pointers): Same.
12219 (lto_input_ts_function_decl_tree_pointers): Same.
12220 (lto_input_ts_type_common_tree_pointers): Same.
12221 (lto_input_ts_type_non_common_tree_pointers): Same.
12222 (lto_input_ts_list_tree_pointers): Same.
12223 (lto_input_ts_vec_tree_pointers): Same.
12224 (lto_input_ts_exp_tree_pointers): Same.
12225 (lto_input_ts_block_tree_pointers): Same.
12226 (lto_input_ts_binfo_tree_pointers): Same.
12227 (lto_input_ts_constructor_tree_pointers): Same.
12228 (lto_input_ts_omp_clause_tree_pointers): Same.
12229 (streamer_read_tree_body): Same.
12230 * tree-streamer.h: Same.
12231 * tree-switch-conversion.c (bit_test_cluster::is_beneficial): Same.
12232 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Same.
12233 (vect_analyze_possibly_independent_ddr): Same.
12234 (vect_analyze_data_ref_dependence): Same.
12235 (vect_compute_data_ref_alignment): Same.
12236 (vect_enhance_data_refs_alignment): Same.
12237 (vect_analyze_data_ref_access): Same.
12238 (vect_check_gather_scatter): Same.
12239 (vect_find_stmt_data_reference): Same.
12240 (vect_create_addr_base_for_vector_ref): Same.
12241 (vect_setup_realignment): Same.
12242 (vect_supportable_dr_alignment): Same.
12243 * tree-vect-loop-manip.c (rename_variables_in_bb): Same.
12244 (adjust_phi_and_debug_stmts): Same.
12245 (vect_set_loop_mask): Same.
12246 (add_preheader_seq): Same.
12247 (vect_maybe_permute_loop_masks): Same.
12248 (vect_set_loop_masks_directly): Same.
12249 (vect_set_loop_condition_masked): Same.
12250 (vect_set_loop_condition_unmasked): Same.
12251 (slpeel_duplicate_current_defs_from_edges): Same.
12252 (slpeel_add_loop_guard): Same.
12253 (slpeel_can_duplicate_loop_p): Same.
12254 (create_lcssa_for_virtual_phi): Same.
12256 (vect_update_ivs_after_vectorizer): Same.
12257 (vect_gen_vector_loop_niters_mult_vf): Same.
12258 (slpeel_update_phi_nodes_for_loops): Same.
12259 (slpeel_update_phi_nodes_for_guard1): Same.
12260 (find_guard_arg): Same.
12261 (slpeel_update_phi_nodes_for_guard2): Same.
12262 (slpeel_update_phi_nodes_for_lcssa): Same.
12263 (vect_do_peeling): Same.
12264 (vect_create_cond_for_alias_checks): Same.
12265 (vect_loop_versioning): Same.
12266 * tree-vect-loop.c (vect_determine_vf_for_stmt): Same.
12267 (vect_inner_phi_in_double_reduction_p): Same.
12268 (vect_analyze_scalar_cycles_1): Same.
12269 (vect_fixup_scalar_cycles_with_patterns): Same.
12270 (vect_get_loop_niters): Same.
12271 (bb_in_loop_p): Same.
12272 (vect_get_max_nscalars_per_iter): Same.
12273 (vect_verify_full_masking): Same.
12274 (vect_compute_single_scalar_iteration_cost): Same.
12275 (vect_analyze_loop_form_1): Same.
12276 (vect_analyze_loop_form): Same.
12277 (vect_active_double_reduction_p): Same.
12278 (vect_analyze_loop_operations): Same.
12279 (neutral_op_for_slp_reduction): Same.
12280 (vect_is_simple_reduction): Same.
12281 (vect_model_reduction_cost): Same.
12282 (get_initial_def_for_reduction): Same.
12283 (get_initial_defs_for_reduction): Same.
12284 (vect_create_epilog_for_reduction): Same.
12285 (vectorize_fold_left_reduction): Same.
12286 (vectorizable_reduction): Same.
12287 (vectorizable_induction): Same.
12288 (vectorizable_live_operation): Same.
12289 (loop_niters_no_overflow): Same.
12290 (vect_get_loop_mask): Same.
12291 (vect_transform_loop_stmt): Same.
12292 (vect_transform_loop): Same.
12293 * tree-vect-patterns.c (vect_reassociating_reduction_p): Same.
12294 (vect_determine_precisions): Same.
12295 (vect_pattern_recog_1): Same.
12296 * tree-vect-slp.c (vect_analyze_slp_instance): Same.
12297 * tree-vect-stmts.c (stmt_vectype): Same.
12298 (process_use): Same.
12299 (vect_init_vector_1): Same.
12300 (vect_truncate_gather_scatter_offset): Same.
12301 (get_group_load_store_type): Same.
12302 (vect_build_gather_load_calls): Same.
12303 (vect_get_strided_load_store_ops): Same.
12304 (vectorizable_simd_clone_call): Same.
12305 (vectorizable_store): Same.
12306 (permute_vec_elements): Same.
12307 (vectorizable_load): Same.
12308 (vect_transform_stmt): Same.
12309 (supportable_widening_operation): Same.
12310 * tree-vectorizer.c (vec_info::replace_stmt): Same.
12311 (vec_info::free_stmt_vec_info): Same.
12312 (vect_free_loop_info_assumptions): Same.
12313 (vect_loop_vectorized_call): Same.
12314 (set_uid_loop_bbs): Same.
12315 (vectorize_loops): Same.
12316 * tree-vectorizer.h (STMT_VINFO_BB_VINFO): Same.
12317 * tree.c (add_tree_to_fld_list): Same.
12318 (fld_type_variant_equal_p): Same.
12319 (fld_decl_context): Same.
12320 (fld_incomplete_type_of): Same.
12321 (free_lang_data_in_binfo): Same.
12322 (need_assembler_name_p): Same.
12323 (find_decls_types_r): Same.
12324 (get_eh_types_for_runtime): Same.
12325 (find_decls_types_in_eh_region): Same.
12326 (find_decls_types_in_node): Same.
12327 (assign_assembler_name_if_needed): Same.
12328 * value-prof.c (stream_out_histogram_value): Same.
12329 * value-prof.h: Same.
12330 * var-tracking.c (use_narrower_mode): Same.
12331 (prepare_call_arguments): Same.
12332 (vt_expand_loc_callback): Same.
12333 (resolve_expansions_pending_recursion): Same.
12334 (vt_expand_loc): Same.
12335 * varasm.c (const_hash_1): Same.
12336 (compare_constant): Same.
12337 (tree_output_constant_def): Same.
12338 (simplify_subtraction): Same.
12339 (get_pool_constant): Same.
12340 (output_constant_pool_2): Same.
12341 (output_constant_pool_1): Same.
12342 (mark_constants_in_pattern): Same.
12343 (mark_constant_pool): Same.
12344 (get_section_anchor): Same.
12345 * vr-values.c (compare_range_with_value): Same.
12346 (vr_values::extract_range_from_phi_node): Same.
12347 * vr-values.h: Same.
12348 * web.c (unionfind_union): Same.
12349 * wide-int.h: Same.
12351 2019-07-09 Martin Sebor <msebor@redhat.com>
12354 * align.h: Change class-key from class to struct and vice versa
12355 to match convention and avoid -Wclass-is-pod and -Wstruct-no-pod.
12356 * alloc-pool.h: Same.
12357 * asan.c (shadow_mem_size): Same.
12358 * auto-profile.c: Same.
12359 * basic-block.h: Same.
12361 * cfgexpand.c (set_rtl): Same.
12362 (expand_one_stack_var_at): Same.
12363 * cfghooks.h: Same.
12366 * config/i386/i386.h: Same.
12367 * df-problems.c (df_print_bb_index): Same.
12369 * df.h (df_single_use): Same.
12370 * diagnostic-show-locus.c (layout::print_annotation_line): Same.
12371 (layout::annotation_line_showed_range_p): Same.
12372 (get_printed_columns): Same.
12373 (correction::ensure_terminated): Same.
12374 (line_corrections::~line_corrections): Same.
12377 * dump-context.h: Same.
12378 * dumpfile.h: Same.
12379 * dwarf2out.c: Same.
12380 * edit-context.c: Same.
12381 * fibonacci_heap.c (test_union_of_equal_heaps): Same.
12383 * function.c (assign_stack_local): Same.
12384 * function.h: Same.
12386 * gcov.c (block_info::block_info): Same.
12387 * genattrtab.c: Same.
12388 * genextract.c: Same.
12389 * genmatch.c (comparison_code_p): Same.
12390 (id_base::id_base): Same.
12391 (decision_tree::print): Same.
12392 * genoutput.c: Same.
12393 * genpreds.c (write_one_predicate_function): Same.
12394 * genrecog.c (validate_pattern): Same.
12395 (find_operand_positions): Same.
12396 (optimize_subroutine_group): Same.
12397 (merge_pattern_transition::merge_pattern_transition): Same.
12398 (merge_pattern_info::merge_pattern_info): Same.
12399 (merge_state_result::merge_state_result): Same.
12400 (merge_into_state): Same.
12401 * gensupport.c: Same.
12402 * gensupport.h: Same.
12403 * ggc-common.c (init_ggc_heuristics): Same.
12404 * ggc-tests.c (test_union): Same.
12405 * gimple-loop-interchange.cc (dump_induction): Same.
12406 * gimple-loop-versioning.cc: Same.
12407 * gimple-match.h (gimple_match_cond::any_else): Same.
12408 * gimple-ssa-backprop.c: Same.
12409 * gimple-ssa-sprintf.c: Same.
12410 * gimple-ssa-store-merging.c (store_operand_info::store_operand_info):
12412 (store_immediate_info::store_immediate_info): Same.
12413 (merged_store_group::apply_stores): Same.
12414 (get_location_for_stmts): Same.
12415 * gimple-ssa-strength-reduction.c: Same.
12416 * gimple-ssa-warn-alloca.c: Same.
12417 * gimple-ssa-warn-restrict.c (pass_wrestrict::execute): Same.
12418 * godump.c (go_type_decl): Same.
12419 * hash-map-tests.c (test_map_of_strings_to_int): Same.
12420 * hash-map.h: Same.
12421 * hash-set-tests.c (test_set_of_strings): Same.
12422 * hsa-brig.c: Same.
12423 * hsa-common.h: Same.
12424 * hsa-gen.c (transformable_switch_to_sbr_p): Same.
12425 * input.c (assert_loceq): Same.
12428 * ipa-devirt.c (possible_polymorphic_call_targets_1): Same.
12429 * ipa-fnsummary.h: Same.
12430 * ipa-inline.h: Same.
12431 * ipa-prop.h: Same.
12432 * ipa-split.c (visit_bb): Same.
12433 * ira-int.h (minmax_set_iter_next): Same.
12434 * loop-invariant.c: Same.
12436 * lra-eliminations.c: Same.
12438 * lra-lives.c (mark_regno_dead): Same.
12439 * lra-remat.c: Same.
12440 * lra-spills.c: Same.
12441 * lto-streamer.h: Same.
12442 * mem-stats.h: Same.
12443 * omp-grid.c (omp_grid_lastprivate_predicate): Same.
12444 * omp-low.c (omp_clause_aligned_alignment): Same.
12445 * optabs-query.h (get_vcond_eq_icode): Same.
12447 * opts.c (wrap_help): Same.
12448 * poly-int.h: Same.
12449 * predict.c (predict_paths_leading_to_edge): Same.
12450 * pretty-print.h: Same.
12451 * profile-count.h: Same.
12453 * read-rtl-function.c: Same.
12456 * regrename.c: Same.
12457 * regrename.h: Same.
12459 * rtl-iter.h: Same.
12460 * rtl.h (costs_add_n_insns): Same.
12462 * sched-int.h: Same.
12463 * sel-sched-ir.h: Same.
12464 * selftest.h: Same.
12465 * sese.h (vec_find): Same.
12467 * target-globals.h: Same.
12468 * tree-affine.c (aff_combination_find_elt): Same.
12469 * tree-affine.h: Same.
12470 * tree-data-ref.h: Same.
12471 * tree-outof-ssa.c (ssa_is_replaceable_p): Same.
12472 * tree-predcom.c: Same.
12473 * tree-scalar-evolution.c (find_var_scev_info): Same.
12474 * tree-ssa-alias.h: Same.
12475 * tree-ssa-ccp.c: Same.
12476 * tree-ssa-coalesce.c (ssa_conflicts_dump): Same.
12477 * tree-ssa-loop-im.c (for_all_locs_in_loop): Same.
12478 (rewrite_mem_refs): Same.
12479 (execute_sm_if_changed): Same.
12480 (hoist_memory_references): Same.
12481 * tree-ssa-loop-ivopts.c (operator<=): Same.
12482 * tree-ssa-loop.h: Same.
12483 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Same.
12484 * tree-ssa-structalias.c: Same.
12485 * tree-switch-conversion.h (cluster::cluster): Same.
12486 (simple_cluster::simple_cluster): Same.
12487 * tree-vect-patterns.c (type_conversion_p): Same.
12488 * tree-vectorizer.c (dump_stmt_cost): Same.
12489 * tree-vectorizer.h (loop_vec_info_for_loop): Same.
12490 * tree.c (protected_set_expr_location): Same.
12491 * tree.h (desired_pro_or_demotion_p): Same.
12492 (fndecl_built_in_p): Same.
12493 * unique-ptr-tests.cc: Same.
12494 * var-tracking.c (delete_variable_part): Same.
12495 * varasm.c (assemble_real): Same.
12496 (tree_output_constant_def): Same.
12498 * wide-int-bitmask.h: Same.
12499 * wide-int.h (decompose): Same.
12501 2019-07-09 Richard Biener <rguenther@suse.de>
12503 PR tree-optimization/91114
12504 * tree-vect-data-refs.c (vect_analyze_data_refs): Failure to
12505 find a vector type isn't fatal.
12507 2019-07-09 Sylvia Taylor <sylvia.taylor@arm.com>
12509 * config/aarch64/aarch64-simd.md
12510 (aarch64_crypto_aes<aes_op>v16qi): Redefine pattern with xor.
12511 (aarch64_crypto_aes<aesmc_op>v16qi): Remove attribute enabled.
12512 (*aarch64_crypto_aes<aes_op>v16qi_xor_combine): Remove both.
12513 (*aarch64_crypto_aese_fused,
12514 *aarch64_crypto_aesd_fused): Update to new definition.
12515 * config/aarch64/aarch64.c
12516 (aarch_macro_fusion_pair_p): Remove aese/aesmc fusion check.
12518 2019-07-09 Richard Biener <rguenther@suse.de>
12520 * gimple-match.h (gimple_match_op::resimplify): New.
12521 (gimple_resimplify1, gimple_resimplify2, gimple_resimplify3,
12522 gimple_resimplify4, gimple_resimplify5): Remove.
12523 * gimple-match-head.c (gimple_resimplify1, gimple_resimplify2,
12524 gimple_resimplify3, gimple_resimplify4, gimple_resimplify5):
12526 (gimple_match_op::resimplify): New.
12527 * tree-ssa-sccvn.c (vn_nary_build_or_lookup_1): Valueize
12528 according to availability. Use gimple_match_op::resimplify.
12530 2019-07-09 Eric Botcazou <ebotcazou@adacore.com>
12532 * ira-emit.c (emit_moves): Skip DEBUG_INSNs when setting the location.
12534 2019-07-09 Sylvia Taylor <sylvia.taylor@arm.com>
12536 * config/arm/crypto.md:
12537 (crypto_<crypto_pattern>): Redefine aese/aesd pattern with xor.
12538 (crypto_<crypto_pattern>): Remove attribute enabled for aesmc.
12539 (crypto_<crypto_pattern>): Split CRYPTO_BINARY into 2 patterns.
12540 (*aarch32_crypto_aese_fused, *aarch32_crypto_aesd_fused): New.
12542 (aarch_macro_fusion_pair_p): Remove aes/aesmc fusion check.
12543 * config/arm/aarch-common-protos.h
12544 (aarch_crypto_can_dual_issue): Remove.
12545 * config/arm/aarch-common.c
12546 (aarch_crypto_can_dual_issue): Likewise.
12547 * config/arm/exynos-m1.md: Remove aese/aesmc fusion.
12548 * config/arm/cortex-a53.md: Likewise.
12549 * config/arm/cortex-a57.md: Likewise.
12550 * config/arm/iterators.md:
12551 (CRYPTO_BINARY): Redefine.
12552 (CRYPTO_UNARY): Removed.
12553 (CRYPTO_AES, CRYPTO_AESMC): New.
12555 2019-07-09 Richard Biener <rguenther@suse.de>
12557 * tree-ssa-sccvn.c (struct vn_walk_cb_data): Add orig_ref member.
12558 (vn_reference_lookup_3): If the main ref has no access path recorded
12559 but orig_ref has use it to do access-path based disambiguation.
12560 (vn_reference_lookup_pieces): Adjust.
12561 (vn_reference_lookup): Pass down original ref if we valueized.
12563 2019-07-09 Martin Liska <mliska@suse.cz>
12565 * doc/extend.texi: Document influence on loop
12568 2019-07-09 Martin Liska <mliska@suse.cz>
12570 * lto-compress.c (lto_normalized_zstd_level): Do not use
12571 ZSTD_CLEVEL_DEFAULT as it is not default in old releases
12572 of libzstd. One can use 0 as a default compression level.
12574 2019-07-09 Martin Liska <mliska@suse.cz>
12576 * doc/invoke.texi: Add link from -fprofile-dir option.
12577 Use better wording for 'gcno filename'.
12579 2019-07-08 Martin Sebor <msebor@redhat.com>
12581 PR middle-end/71924
12582 PR middle-end/90549
12583 * gimple-ssa-isolate-paths.c (isolate_path): Add attribute. Update
12585 (args_loc_t): New type.
12586 (args_loc_t, locmap_t): same.
12587 (diag_returned_locals): New function.
12588 (is_addr_local): Same.
12589 (handle_return_addr_local_phi_arg, warn_return_addr_local): Same.
12590 (find_implicit_erroneous_behavior): Call warn_return_addr_local_phi_arg.
12591 (find_explicit_erroneous_behavior): Call warn_return_addr_local.
12593 2019-07-08 Jakub Jelinek <jakub@redhat.com>
12595 * tree-vect-stmts.c (scan_operand_equal_p): Look through MEM_REF
12596 with SSA_NAME address of POINTER_PLUS_EXPR. Handle MULT_EXPR
12597 and casts in offset when different, both through gimple stmts
12598 and through trees. Rewritten using loops to minimize code duplication
12601 2019-07-08 Eric Botcazou <ebotcazou@adacore.com>
12603 * emit-rtl.c (set_insn_locations): New function moved from...
12604 * function.c (set_insn_locations): ...here.
12605 * ira-emit.c (emit_moves): Propagate location of the first instruction
12606 to the inserted move instructions.
12607 * reg-stack.c (compensate_edge): Set the location if the sequence is
12608 inserted on the edge.
12609 * rtl.h (set_insn_locations): Declare.
12611 2019-07-08 Segher Boessenkool <segher@kernel.crashing.org>
12613 * config/rs6000/rs6000.c (rs6000_machine_from_flags): Ignore
12614 OPTION_MASK_PPC_GFXOPT and OPTION_MASK_PPC_GPOPT for selecting the
12617 2019-07-08 Segher Boessenkool <segher@kernel.crashing.org>
12619 PR rtl-optimization/88233
12620 * common.opt (fsplit-wide-types-early): New option.
12621 * common/config/rs6000/rs6000-common.c
12622 (rs6000_option_optimization_table): Add OPT_fsplit_wide_types_early for
12624 * doc/invoke.texi (Optimization Options): Add -fsplit-wide-types-early.
12625 * lower-subreg.c (pass_lower_subreg2::gate): Add test for
12626 flag_split_wide_types_early.
12627 (pass_data_lower_subreg3): New.
12628 (pass_lower_subreg3): New.
12629 (make_pass_lower_subreg3): New.
12630 * passes.def (pass_lower_subreg2): Move after the loop passes.
12631 (pass_lower_subreg3): New, inserted where pass_lower_subreg2 was.
12632 * tree-pass.h (make_pass_lower_subreg2): Move up, to its new place in
12633 the pass pipeline; its previous place is taken by ...
12634 (make_pass_lower_subreg3): ... this.
12636 2019-07-08 Robin Dapp <rdapp@linux.ibm.com>
12638 * config/s390/s390.c (s390_shift_truncation_mask): Define.
12639 (TARGET_SHIFT_TRUNCATION_MASK): Define.
12641 2019-07-08 Robin Dapp <rdapp@linux.ibm.com>
12643 * config/s390/constraints.md: Add new jsc constraint.
12644 * config/s390/predicates.md: New predicates.
12645 * config/s390/s390-protos.h (s390_valid_shift_count): New function.
12646 * config/s390/s390.c (s390_valid_shift_count): New function.
12647 (print_shift_count_operand): Use s390_valid_shift_count.
12648 (print_operand): Likewise.
12649 * config/s390/s390.md: Use new predicate.
12650 * config/s390/subst.md: Remove addr_style_op and masked_op substs.
12651 * config/s390/vector.md: Use new predicate.
12653 2019-07-08 Andrew Waterman <andrew@sifive.com>
12654 Jim Wilson <jimw@sifive.com>
12656 * config/riscv/riscv.md (lshrsi3_zero_extend_3+1): Use operands[1]
12657 bitsize instead of BITS_PER_WORD.
12659 2019-07-08 Martin Liska <mliska@suse.cz>
12661 * collect2.c (defined): Revert to before r254460.
12662 (scan_prog_file): Revert to before r254460.
12664 2019-07-08 Richard Biener <rguenther@suse.de>
12666 PR tree-optimization/83518
12667 * tree-ssa-sccvn.c: Include splay-tree.h.
12668 (struct pd_range, struct pd_data): New.
12669 (struct vn_walk_cb_data): Add data to track partial definitions.
12670 (vn_walk_cb_data::~vn_walk_cb_data): New.
12671 (vn_walk_cb_data::push_partial_def): New.
12672 (pd_tree_alloc, pd_tree_dealloc, pd_range_compare): New.
12673 (vn_reference_lookup_2): When partial defs are registered give up.
12674 (vn_reference_lookup_3): Track partial defs for memset and
12675 constructor zeroing and for defs from constants.
12677 2019-07-08 Richard Sandiford <richard.sandiford@arm.com>
12679 * doc/install.texi (bootstrap-Og): Document.
12681 2019-07-08 Richard Sandiford <richard.sandiford@arm.com>
12683 * config/riscv/pic.md (*local_pic_load_s<mode>)
12684 (*local_pic_load_u<mode>): Explicitly specify the mode iterator
12685 referenced by <mode>, giving...
12686 (*local_pic_load_s<SUBX:mode>, *local_pic_load_u<SUBX:mode>): ...these.
12687 * config/riscv/riscv.md (*sge<u>_<X:mode><GPR:mode>)
12688 (*slt<u>_<X:mode><GPR:mode>, *sle<u>_<X:mode><GPR:mode>): Explicitly
12689 use <X:MODE> for the mode attribute.
12691 2019-07-07 Jeff Law <law@redhat.com>
12693 PR tree-optimization/91090
12694 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Fix logic error
12695 in handling of ranges to simplify switch statements.
12697 2019-07-07 Iain Sandoe <iain@sandoe.co.uk>
12699 * config/darwin.c (darwin_override_options): Make a final check on PIC
12702 2019-07-07 Iain Sandoe <iain@sandoe.co.uk>
12704 * config/darwin.c (darwin_override_options): Don't jam symbol stubs
12705 on for kernel code.
12707 2019-07-07 Richard Sandiford <richard.sandiford@arm.com>
12710 * config/mips/mips.md (*mul_acc_si, *mul_acc_si_r3900, *macc)
12711 (*msac, *msac_using_macc, *mul_sub_si): Use "l" for input operands
12712 instead of matching them to "l" output operands.
12714 2019-07-07 Richard Sandiford <richard.sandiford@arm.com>
12716 * config/mips/mips.c (mips_split_move): Zero-initialize addr
12717 and check whether addr.reg is nonnull before using it.
12719 2019-07-06 Jakub Jelinek <jakub@redhat.com>
12721 * omp-low.c (lower_rec_input_clauses): For lastprivate clauses in
12722 ctx->for_simd_scan_phase simd copy the outer var to the privatized
12723 variable(s). For conditional lastprivate look through outer
12724 GIMPLE_OMP_SCAN context.
12725 (lower_omp_1): For conditional lastprivate look through outer
12726 GIMPLE_OMP_SCAN context.
12728 * omp-low.c (struct omp_context): Rename combined_into_simd_safelen0
12729 member to combined_into_simd_safelen1.
12730 (lower_rec_input_clauses, lower_omp_1): Adjust uses.
12731 (lower_lastprivate_clauses): Likewise. For conditional lastprivate
12732 clauses if ctx->combined_into_simd_safelen1 put statements after the
12733 predicate conditionalized block rather than into it.
12735 2019-07-06 Richard Sandiford <richard.sandiford@arm.com>
12737 * config/s390/s390.md (*negabs<FP:mode>2_nocc): Use FP for
12739 * config/s390/vx-builtins.md (*vec_cmp<insn_cmp><mode>_cconly):
12740 Make the choice of <mode> explicit, giving...
12741 (*vec_cmp<insn_cmp><VF_HW:mode>_cconly): ...this.
12743 2019-07-06 Richard Sandiford <richard.sandiford@arm.com>
12745 * config/i386/i386.md (*fop_<X87MODEF:mode>_3_i387)
12746 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Fix ambiguous uses
12748 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask)
12749 (*avx512pf_gatherpf<mode>df_mask, *avx512pf_scatterpf<mode>sf_mask)
12750 (*avx512pf_scatterpf<mode>df_mask, *avx2_gathersi<mode>)
12751 (*avx2_gathersi<mode>_2, *avx2_gatherdi<mode>)
12752 (*avx2_gatherdi<mode>_2, *avx2_gatherdi<mode>_3): Likewise.
12753 (*avx2_gatherdi<mode>_4, *avx512f_gathersi<mode>): Likewise.
12754 (*avx512f_gathersi<mode>_2, *avx512f_gatherdi<mode>): Likewise.
12755 (*avx512f_gatherdi<mode>_2, *avx512f_scattersi<mode>): Likewise.
12756 (*avx512f_scatterdi<mode>): Likewise.
12757 (*andnot<mode>3_bcst): Fix VI/VI48_AVX512VL typo.
12759 2019-07-06 Richard Sandiford <richard.sandiford@arm.com>
12761 * config/h8300/h8300.md (*push1_h8300hs_<mode>): Explicitly
12762 specify the mode iterator referenced by <mode>, giving...
12763 (*push1_h8300hs_<QHI:mode>): ...this.
12765 2019-07-06 Richard Sandiford <richard.sandiford@arm.com>
12767 * config/gcn/gcn-valu.md
12768 (vcond<VEC_1REG_MODE:mode><VEC_1REG_ALT:mode>): Use
12769 gen_vec_cmp<VEC_1REG_ALT:mode>di rather than (implicitly)
12770 gen_vec_cmp<VEC_1REG_MODE:mode>di. Explicitly use
12771 gen_vcond_mask_<VEC_1REG_MODE:mode>di.
12772 (vcond<VEC_1REG_MODE:mode><VEC_1REG_ALT:mode>_exec): Likewise,
12773 but using the _exec comparison patterns.
12774 (vcondu<VEC_1REG_INT_MODE:mode><VEC_1REG_INT_ALT:mode>): Use
12775 gen_vec_cmp<VEC_1REG_INT_ALT:mode>di rather than (implicitly)
12776 gen_vec_cmp<VEC_1REG_INT_MODE:mode>di. Explicitly use
12777 gen_vcond_mask_<VEC_1REG_INT_MODE:mode>di.
12778 (vcondu<VEC_1REG_INT_MODE:mode><VEC_1REG_INT_ALT:mode>_exec): Likewise,
12779 but using the _exec comparison patterns.
12781 2019-07-06 Richard Sandiford <richard.sandiford@arm.com>
12783 * config/arm/sync.md
12784 (@atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): Use
12785 <NARROW:sync_predtab> instead of (implicitly) <CCSI:sync_predtab>.
12786 (@atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): Likewise use
12787 <SIDI:sync_predtab>. Use <SIDI:cas_cmp_operand> and
12788 <SIDI:cas_cmp_str>.
12790 2019-07-06 Jakub Jelinek <jakub@redhat.com>
12792 * omp-low.c (struct omp_context): Add for_simd_scan_phase member.
12793 (maybe_lookup_ctx): Add forward declaration.
12794 (omp_find_scan): Likewise. Walk into body of simd if composited
12795 with worksharing loop.
12796 (scan_omp_simd_scan): New function.
12797 (scan_omp_1_stmt): Call it.
12798 (lower_rec_simd_input_clauses): Don't create rvar nor rvar2 if
12799 ctx->for_simd_scan_phase.
12800 (lower_rec_input_clauses): Do much less work for inscan reductions
12801 in ctx->for_simd_scan_phase is_simd regions.
12802 (lower_omp_scan): Set is_simd also on simd constructs composited
12803 with worksharing loop, unless ctx->for_simd_scan_phase. Never emit
12804 a sorry message. Don't change GIMPLE_OMP_SCAN stmts into nops and
12805 emit their body after in simd constructs composited with worksharing
12807 (lower_omp_for_scan): Handle worksharing loop composited with simd.
12809 * omp-low.c (omp_find_scan): Make static.
12810 (lower_omp_for_scan): Fix order of merge arguments in input phase of
12811 the second loop, var2 represents the first partial sum and so needs
12812 to go before rprivb[ivar].
12814 2019-07-05 Iain Sandoe <iain@sandoe.co.uk>
12816 * config/rs6000/rs6000-logue.c: Remove unused code.
12818 2019-07-05 Eric Botcazou <ebotcazou@adacore.com>
12820 * tree-ssa-loop-manip.c (create_iv): Add missing guard for gsi_end_p.
12822 2019-07-05 Sam Tebbs <sam.tebbs@arm.com>
12825 * config/aarch64/aarch64.c (aarch64_post_cfi_startproc): Replace thunk
12826 check with a frame laid out check.
12828 2019-07-05 Richard Biener <rguenther@suse.de>
12830 * tree-ssa-sccvn.c (vn_reference_lookup_3): Valueize RHS
12831 when comparing against a store with possibly the same value.
12833 2019-07-05 Richard Biener <rguenther@suse.de>
12835 PR tree-optimization/91091
12836 * tree-ssa-alias.h (get_continuation_for_phi): Add tbaa_p parameter.
12837 (walk_non_aliased_vuses): Likewise.
12838 * tree-ssa-alias.c (maybe_skip_until): Pass down tbaa_p.
12839 (get_continuation_for_phi): New tbaa_p parameter and pass
12841 (walk_non_aliased_vuses): Likewise.
12842 * ipa-prop.c (determine_known_aggregate_parts): Adjust.
12843 * tree-ssa-pre.c (translate_vuse_through_block): Likewise.
12844 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
12846 * tree-ssa-sccvn.c (struct vn_walk_cb_data): Add tbaa_p flag.
12847 (adjust_offsets_for_equal_base_address): New function.
12848 (vn_reference_lookup_3): Use it to catch more base equivalences.
12849 Handle and pass down tbaa_p flag.
12850 (vn_reference_lookup_pieces): Adjust.
12851 (vn_reference_lookup): Remove alias-set altering, instead pass
12852 down false as tbaa_p.
12854 2019-07-05 Richard Biener <rguenther@suse.de>
12856 PR tree-optimization/91091
12857 * tree-ssa-sccvn.c (vn_reference_lookup_3): Overlap of
12858 accesses can happen with -fno-strict-aliasing.
12860 2019-07-05 Jan Hubicka <hubicka@ucw.cz>
12862 * tree-ssa-alias.c (alias_stats): Add
12863 nonoverlapping_component_refs_since_match_p_must_overlap.
12864 (dump_alias_stats): Print it.
12865 (nonoverlapping_component_refs_since_match_p): Add early exit.
12866 (nonoverlapping_component_refs_p): Do not account early exit.
12868 2019-07-05 Eric Botcazou <ebotcazou@adacore.com>
12870 * except.c (emit_to_new_bb_before): Make sure to put a location on SEQ.
12871 * tree-eh.c (replace_goto_queue_1) <GIMPLE_GOTO>: Propagate location.
12872 (emit_eh_dispatch): Delete.
12873 (lower_catch): Emit the eh_dispatch manually and set the location of
12874 the first catch statement onto it.
12875 (lower_eh_filter): Emit the eh_dispatch manually and set location.
12876 (lower_eh_dispatch): Propagate location.
12877 * tree-outof-ssa.c (set_location_for_edge): Handle EH edges specially.
12878 (eliminate_build): Likewise.
12880 2019-07-05 Eric Botcazou <ebotcazou@adacore.com>
12882 * tree-cfg.c (gimple_make_forwarder_block): Propagate location info on
12883 phi nodes if possible.
12884 * tree-scalar-evolution.c (final_value_replacement_loop): Propagate
12885 location info on the newly created statement.
12886 * tree-ssa-loop-manip.c (create_iv): Propagate location info on the
12887 newly created increment if needed.
12889 2019-07-04 Jakub Jelinek <jakub@redhat.com>
12891 PR middle-end/78884
12892 * gimplify.c (struct gimplify_omp_ctx): Add add_safelen1 member.
12893 (gimplify_bind_expr): If seeing TREE_ADDRESSABLE VLA inside of simd
12894 loop body, set ctx->add_safelen1 instead of making it GOVD_PRIVATE.
12895 (gimplify_adjust_omp_clauses): Add safelen (1) clause if
12896 ctx->add_safelen1 is set.
12898 * omp-expand.c (expand_omp_for_static_nochunk): Don't emit
12899 GOMP_loop_start at the start of second worksharing loop in a scan.
12900 For nowait, don't emit GOMP_loop_end_nowait at the end of first
12901 worksharing loop in a scan even if there are conditional lastprivates,
12902 and do emit GOMP_loop_end_nowait at the end of second worksharing loop.
12904 2019-07-04 Jan Hubicka <jh@suse.cz>
12906 * tree-ssa-alias.c (nonoverlapping_component_refs_since_match_p):
12907 Fix check for match in the ref walk.
12909 2019-07-04 Martin Liska <mliska@suse.cz>
12911 * tree-ssa-loop-niter.c
12912 (get_upper_bound_based_on_builtin_expr_with_prob): New function.
12913 (estimate_numbers_of_iterations):
12914 Support __builtin_expect_with_probability for analysis
12915 of # of loop iterations.
12917 2019-07-04 Alexandre Oliva <oliva@adacore.com>
12919 * doc/generic.texi (Cleanups): Document EH_ELSE_EXPR.
12920 * except.c: Likewise.
12921 * expr.c (expand_expr_real_1): Reject it.
12922 * gimplify.c (gimplify_expr): Gimplify it, within
12924 * tree-dump.c (dequeue_and_dump): Dump it.
12925 * tree-pretty-print.c (dump_generic_node): Likewise.
12926 * tree.c (block_may_fallthru): Handle it.
12927 * tree.def (EH_ELSE_EXPR): Introduce it.
12928 * gimple-pretty-print.c (dump_gimple_try): Dump TRY_FINALLY
12929 with GIMPLE_EH_ELSE as try/finally/else.
12931 2019-07-04 Richard Biener <rguenther@suse.de>
12934 * tree-pass.h (execute_all_ipa_transforms): Add a flag
12935 parameter whether to disable GC collection.
12936 * passes.c (execute_one_ipa_transform_pass): Likewise, and
12938 (execute_all_ipa_transforms): Likewise and pass it down.
12939 * cgraph.c (cgraph_node::get_body): Do not invoke garbage
12940 collection from applying IPA transforms.
12941 * cgraphunit.c (cgraph_node::expand): Allow garbage collection
12942 from applying IPA transforms.
12944 2019-07-04 Richard Biener <rguenther@suse.de>
12946 PR tree-optimization/90911
12947 * tree-vectorizer.h (_loop_vec_info::scalar_loop_scaling): New field.
12948 (LOOP_VINFO_SCALAR_LOOP_SCALING): new.
12949 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
12950 scalar_loop_scaling.
12951 (vect_transform_loop): Scale scalar loop profile if needed.
12952 * tree-vect-loop-manip.c (vect_loop_versioning): When re-using
12953 the loop copy from if-conversion adjust edge probabilities
12954 and scale the vectorized loop body profile, queue the scalar
12955 profile for updating after peeling.
12957 2019-07-04 Jan Hubicka <jh@suse.cz>
12959 * tree-ssa-alias.c (decl_refs_may_alias_p): Add size1 and size2
12960 parameters; return early for must-alias.
12961 (indirect_ref_may_alias_decl_p): Likewise; when establishing
12962 outer types match, try nonoverlapping_component_refs
12963 if must-alias is not obvious.
12964 (indirect_refs_may_alias_p): Likewise.
12965 (refs_may_alias_p_2): Likewise.
12967 2019-07-04 Richard Biener <rguenther@suse.de>
12969 * tree-ssa-sccvn.h (vn_reference_lookup): Add last_vuse_ptr
12971 * tree-ssa-sccvn.c (last_vuse_ptr, vn_walk_kind): Move
12973 (struct vn_walk_cb_data): New callback data struct.
12974 (vn_reference_lookup_2): Adjust.
12975 (vn_reference_lookup_3): Likewise.
12976 (vn_reference_lookup_pieces): Likewise.
12977 (vn_reference_lookup): Likewise, get last_vuse_ptr argument.
12978 (visit_reference_op_load): Adjust.
12980 2019-07-04 Jakub Jelinek <jakub@redhat.com>
12982 PR tree-optimization/91063
12983 * tree-vect-stmts.c (vect_init_vector): Call gsi_remove to remove
12984 stmt from stmts sequence before calling vect_init_vector_1.
12987 2019-07-04 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12990 * fwprop.c (reg_single_def_p): New function.
12991 (propagate_rtx_1): Add unconditional else inside RTX_EXTRA case.
12992 (forward_propagate_into): New parameter reg_prop_only
12993 with default value false.
12994 Propagate def's src into loop only if SET_SRC and SET_DEST
12995 of def_set have single definitions.
12996 Likewise if reg_prop_only is set to true.
12997 (fwprop): New param fwprop_addr_p.
12998 Integrate fwprop_addr into fwprop.
12999 (fwprop_addr): Remove.
13000 (pass_rtl_fwprop_addr::execute): Call fwprop with arg set
13002 (pass_rtl_fwprop::execute): Call fwprop with arg set to false.
13003 * simplify-rtx.c (simplify_subreg): Add case for vector comparison.
13004 * config/i386/sse.md (UNSPEC_BLENDV): Adjust pattern.
13006 2019-07-04 Jakub Jelinek <jakub@redhat.com>
13008 * omp-low.c (lower_omp_scan): Call lower_omp on stmt's body
13009 in worksharing loop scans.
13011 PR tree-optimization/91074
13012 * omp-low.c (lower_omp_for_scan): Set DECL_GIMPLE_REG_P on cplx
13015 PR rtl-optimization/90756
13016 * explow.c (promote_ssa_mode): Always use TYPE_MODE, don't bypass it
13019 2019-07-03 Dennis Zhang <dennis.zhang@arm.com>
13021 * config/aarch64/aarch64.md: Remove redundant constraints from
13022 define_expand but keep some patterns untouched if they are
13023 specially selected by TARGET_SECONDARY_RELOAD hook.
13024 * config/aarch64/aarch64-sve.md: Likewise.
13025 * config/aarch64/atomics.md: Remove redundant constraints from
13027 * config/aarch64/aarch64-simd.md: Likewise.
13029 2019-07-03 Iain Sandoe <iain@sandoe.co.uk>
13031 * config/darwin.h (DRIVER_SELF_SPECS): Remove the linker cases.
13032 (RDYNAMIC): Rename to, DARWIN_RDYNAMIC.
13033 (DARWIN_PIE_SPEC, DARWIN_NOPIE_SPEC): Adjust to remove the Xlinker
13035 (LINK_COMMAND_SPEC_A): Add DARWIN_RDYNAMIC, DARWIN_PIE_SPEC and
13038 2019-07-03 Iain Sandoe <iain@sandoe.co.uk>
13040 * config/darwin.h (REAL_LIBGCC_SPEC): Adjust for earlier Darwin.
13041 (STARTFILE_SPEC): Split crt3 into a separate spec.
13042 (DARWIN_EXTRA_SPECS): Add crt2 and crt3 spec.
13043 (DARWIN_CRT2_SPEC): New.
13044 (DARWIN_CRT3_SPEC): New.
13045 (MIN_LD64_OMIT_STUBS): Revise to 62.1.
13046 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): Revise conditions.
13047 (DARWIN_CRT3_SPEC): New.
13049 2019-07-03 Michael Meissner <meissner@linux.ibm.com>
13051 * config/rs6000/altivec.md (altivec_mov<mode>, VM2 iterator):
13052 Change the RTL attribute "length" from "4" to "*" to allow the
13053 length attribute to be adjusted automatically for prefixed load,
13054 store, and add immediate instructions.
13055 * config/rs6000/rs6000.md (extendhi<mode>2, EXTHI iterator):
13057 (extendsi<mode>2, EXTSI iterator): Likewise.
13058 (movsi_internal1): Likewise.
13059 (movsi_from_sf): Likewise.
13060 (movdi_from_sf_zero_ext): Likewise.
13061 (mov<mode>_internal): Likewise.
13062 (movcc_internal1, QHI iterator): Likewise.
13063 (mov<mode>_softfloat, FMOVE32 iterator): Likewise.
13064 (movsf_from_si): Likewise.
13065 (mov<mode>_hardfloat32, FMOVE64 iterator): Likewise.
13066 (mov<mode>_softfloat64, FMOVE64 iterator): Likewise.
13067 (mov<mode>, FMOVE128 iterator): Likewise.
13068 (movdi_internal64): Likewise.
13069 * config/rs6000/vsx.md (vsx_le_permute_<mode>, VSX_TI iterator):
13071 (vsx_le_undo_permute_<mode>, VSX_TI iterator): Likewise.
13072 (vsx_mov<mode>_64bit, VSX_M iterator): Likewise.
13073 (vsx_mov<mode>_32bit, VSX_M iterator): Likewise.
13074 (vsx_splat_v4sf): Likewise.
13076 2019-07-03 Mark Wielaard <mark@klomp.org>
13079 * dwarf2out.c (add_top_level_skeleton_die_attrs): Only add
13080 DW_AT_addr_base if there is actually a .debug_addr section with
13082 (output_addr_table): Add DWARF5 table header generation here after
13083 checking there are actually any addresses from...
13084 (dwarf2out_finish): ...here.
13086 2019-07-03 Richard Biener <rguenther@suse.de>
13088 PR middle-end/91069
13089 * match.pd (vec_perm -> bit_insert): Fix element read from
13092 2019-07-03 Martin Liska <mliska@suse.cz>
13094 * dbgcnt.def (DEBUG_COUNTER): Add match debug counter.
13095 * genmatch.c (dt_simplify::gen_1): Generate dbgcnt
13097 * generic-match-head.c: Include dbgcnt.h.
13098 * gimple-match-head.c: Likewise.
13100 2019-07-03 Martin Liska <mliska@suse.cz>
13102 * gcov-counter.def (GCOV_COUNTER_V_SINGLE): Remove.
13103 (GCOV_COUNTER_V_TOPN): New.
13104 (GCOV_COUNTER_V_INDIR): Use _topn.
13105 * gcov-io.h (GCOV_DISK_SINGLE_VALUES): Remove.
13106 (GCOV_TOPN_VALUES): New.
13107 (GCOV_SINGLE_VALUE_COUNTERS): Remove.
13108 (GCOV_TOPN_VALUES_COUNTERS): New.
13109 * profile.c (instrument_values): Use HIST_TYPE_TOPN_VALUES.
13111 (gimple_init_gcov_profiler): Rename variables from one_value
13113 (gimple_gen_one_value_profiler): Remove.
13114 (gimple_gen_topn_values_profiler): New function.
13115 * value-prof.c (dump_histogram_value): Use TOPN_VALUES
13116 names instead of SINGLE_VALUE.
13117 (stream_out_histogram_value): Likewise.
13118 (stream_in_histogram_value): Likewise.
13119 (get_most_common_single_value): Likewise.
13120 (gimple_divmod_fixed_value_transform): Likewise.
13121 (gimple_stringops_transform): Likewise.
13122 (gimple_divmod_values_to_profile): Likewise.
13123 (gimple_stringops_values_to_profile): Likewise.
13124 (gimple_find_values_to_profile): Likewise.
13125 * value-prof.h (enum hist_type): Rename to TOPN.
13126 (gimple_gen_one_value_profiler): Remove.
13127 (gimple_gen_topn_values_profiler): New.
13129 2019-07-03 Eric Botcazou <ebotcazou@adacore.com>
13131 * dwarf2out.c (add_scalar_info): Add back refererence to existing DIE
13132 if it has the DW_AT_data_member_location attribute.
13134 2019-07-03 Richard Biener <rguenther@suse.de>
13136 * gimple-pretty-print.c (dump_ternary_rhs): Fix BIT_INSERT_EXPR
13139 2019-07-03 Sylvia Taylor <sylvia.taylor@arm.com>
13141 * config/aarch64/aarch64.md (FP_REGNUM): New constant.
13142 (tlsdesc_small_advsimd_<mode>): Add use of FP_REGNUM.
13143 (tlsdesc_small_sve_<mode>): Likewise.
13145 2019-07-03 Martin Liska <mliska@suse.cz>
13147 * Makefile.in: Define ZSTD_LIB.
13148 * common.opt: Adjust compression level
13149 to support also zstd levels.
13150 * config.in: Regenerate.
13151 * configure: Likewise.
13152 * configure.ac: Add --with-zstd and --with-zstd-include options
13154 * doc/install.texi: Mention zstd dependency.
13155 * gcc.c: Print supported LTO compression algorithms.
13156 * lto-compress.c (lto_normalized_zstd_level): Likewise.
13157 (lto_compression_zstd): Likewise.
13158 (lto_uncompression_zstd): Likewise.
13159 (lto_end_compression): Dispatch in between zlib and zstd.
13160 (lto_compression_zlib): Mark with ATTRIBUTE_UNUSED.
13161 (lto_uncompression_zlib): Make it static.
13162 * lto-compress.h (lto_end_uncompression): Fix GNU coding style.
13163 * lto-section-in.c (lto_get_section_data): Pass info
13164 about used compression.
13165 * lto-streamer-out.c: By default use zstd when possible.
13166 * timevar.def (TV_IPA_LTO_DECOMPRESS): Rename to decompression
13167 (TV_IPA_LTO_COMPRESS): Likewise for compression.
13169 2019-07-03 Martin Liska <mliska@suse.cz>
13171 * lto-section-in.c (lto_get_section_data): Add "lto" section.
13172 * lto-section-out.c (lto_destroy_simple_output_block): Never
13173 compress LTO_section_lto section.
13174 * lto-streamer-out.c (produce_asm): Do not set major_version
13176 (lto_output_toplevel_asms): Likewise.
13177 (produce_lto_section): New function.
13178 (lto_output): Call produce_lto_section.
13179 (lto_write_mode_table): Do not set major_version and
13181 (produce_asm_for_decls): Likewise.
13182 * lto-streamer.h (enum lto_section_type): Add LTO_section_lto
13184 (struct lto_header): Remove.
13185 (struct lto_section): New struct.
13186 (struct lto_simple_header): Do not inherit from lto_header.
13187 (struct lto_file_decl_data): Add lto_section_header field.
13189 2019-07-03 Martin Liska <mliska@suse.cz>
13191 * lra-eliminations.c (eliminate_regs_in_insn): Remove
13193 * reg-stack.c (check_asm_stack_operands): Likewise.
13194 * tree-ssa-structalias.c (create_function_info_for): Likewise.
13195 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
13196 * config/i386/i386-expand.c (ix86_expand_sse2_mulvxdi3): Use
13197 force_expand_binop.
13199 2019-07-03 Martin Liska <mliska@suse.cz>
13201 PR tree-optimization/90892
13202 * builtins.c (inline_expand_builtin_string_cmp): Handle '\0'
13203 in string constants.
13205 2019-07-03 Martin Liska <mliska@suse.cz>
13207 PR middle-end/90899
13208 * multiple_target.c (create_dispatcher_calls): Add to comdat
13209 group only if set for ifunc.
13211 2019-07-03 Martin Liska <mliska@suse.cz>
13214 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
13215 Define local_object_name in outer scope in order to handle
13216 use-after-scope issue.
13218 2019-07-03 Martin Liska <mliska@suse.cz>
13220 * common.opt: Add fprofile-note.
13221 * coverage.c (coverage_init): Append the option
13223 * doc/invoke.texi: Document -fprofile-note.
13225 2019-07-03 Jakub Jelinek <jakub@redhat.com>
13227 PR tree-optimization/91033
13228 * tree-vectorizer.h (vect_mark_stmts_to_be_vectorized,
13229 vect_analyze_data_refs): Add bool * arguments.
13230 * tree-vect-data-refs.c (vect_analyze_data_refs): Add fatal argument,
13231 if failure is due to scatter/gather, set *fatal to false if non-NULL.
13232 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
13233 * tree-vect-loop.c (vect_analyze_loop_2): Adjust
13234 vect_mark_stmts_to_be_vectorized and vect_analyze_data_refs callers.
13235 * tree-vect-slp.c (vect_slp_analyze_bb_1): Adjust
13236 vect_analyze_data_refs caller.
13238 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SCANTEMP_
13240 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__SCANTEMP_ instead of
13241 OMP_CLAUSE__CONDTEMP_ as range's upper bound.
13242 (OMP_CLAUSE__SCANTEMP__ALLOC, OMP_CLAUSE__SCANTEMP__CONTROL): Define.
13243 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
13244 OMP_CLAUSE__SCANTEMP_ entry.
13245 (walk_tree_1): Handle OMP_CLAUSE__SCANTEMP_.
13246 * tree-pretty-print.c (dump_omp_clause): Likewise.
13247 * tree-nested.c (convert_nonlocal_omp_clauses,
13248 convert_local_omp_clauses): Likewise.
13249 * omp-general.h (struct omp_for_data): Add have_scantemp and
13250 have_nonctrl_scantemp members.
13251 * omp-general.c (omp_extract_for_data): Initialize them.
13252 * omp-low.c (struct omp_context): Add scan_exclusive member.
13253 (scan_omp_1_stmt): Don't unnecessarily mask gimple_omp_for_kind
13254 result again with GF_OMP_FOR_KIND_MASK. Initialize also
13255 ctx->scan_exclusive.
13256 (lower_rec_simd_input_clauses): Use ctx->scan_exclusive instead
13257 of !ctx->scan_inclusive.
13258 (lower_rec_input_clauses): Simplify gimplification of dtors using
13259 gimplify_and_add. For non-is_simd test OMP_CLAUSE_REDUCTION_INSCAN
13260 rather than rvarp. Handle OMP_CLAUSE_REDUCTION_INSCAN in worksharing
13261 loops. Don't add barrier for reduction_omp_orig_ref if
13262 ctx->scan_??xclusive.
13263 (lower_reduction_clauses): Don't do anything for ctx->scan_??xclusive.
13264 (lower_omp_scan): Use ctx->scan_exclusive instead
13265 of !ctx->scan_inclusive. Handle worksharing loops with inscan
13266 reductions. Use new_vard != new_var instead of repeated
13267 omp_is_reference calls.
13268 (omp_find_scan, lower_omp_for_scan): New functions.
13269 (lower_omp_for): Call lower_omp_for_scan for worksharing loops with
13271 * omp-expand.c (expand_omp_scantemp_alloc): New function.
13272 (expand_omp_for_static_nochunk): Handle fd->have_nonctrl_scantemp
13273 and fd->have_scantemp.
13275 * gimplify.c (gimplify_scan_omp_clauses): For inscan reductions
13276 on worksharing loop propagate it as shared clause to containing
13279 * omp-expand.c (expand_omp_for_static_nochunk,
13280 expand_omp_for_static_chunk): For nowait worksharing loop with
13281 conditional lastprivate clause(s), emit GOMP_loop_end_nowait call
13284 2019-07-02 qing zhao <qing.zhao@oracle.com>
13286 PR preprocessor/90581
13287 * doc/cppopts.texi: Add document for -fmax-include-depth.
13288 * doc/invoke.texi (Preprocessor Options): List -fmax-include-depth.
13290 2019-07-02 Uroš Bizjak <ubizjak@gmail.com>
13292 * config/i386/mmx.md (mmx_pack<s_trunsuffix>swb):
13293 Use TARGET_SSE2 && SSE_REGNO_P in split condition.
13294 (mmx_packssdw): Ditto.
13295 (mmx_punpckhbw): Ditto.
13296 (mmx_punpcklbw): Ditto.
13297 (mmx_punpckhwd): Ditto.
13298 (mmx_punpcklwd): Ditto.
13299 (mmx_punpckhdq): Ditto.
13300 (mmx_punpckldq): Ditto.
13301 (*vec_dupv4hi): Ditto.
13302 (*vec_dupv2si): Ditto.
13303 (mmx_pmovmskb): Ditto.
13304 * config/i386/sse.md (sse_cvtpi2ps): Use
13305 TARGET_SSE2 && SSE_REG_P in split condition.
13306 (ssse3_ph<plusminus_mnemonic>wv4hi3): Use
13307 TARGET_SSSE3 && SSE_REGNO_P in split condition.
13308 (ssse3_ph<plusminus_mnemonic>dv2si3): Ditto.
13309 (ssse3_pshufbv8qi3): Ditto.
13310 (ssse3_palignrdi): Ditto.
13312 2019-07-02 Andrew Stubbs <ams@codesourcery.com>
13314 * config/gcn/gcn.md (movdi_symbol_save_scc): Convert to define_insn
13315 with inlined save and restore.
13317 2019-07-02 Eric Botcazou <ebotcazou@adacore.com>
13319 * cfgexpand.c (pass_expand::execute): Deal specially with instructions
13320 to be inserted on single successor edge of the entry block. Then call
13321 commit_edge_insertions instead of inserting the instructions manually.
13322 * cfgrtl.c (commit_edge_insertions): Do not verify flow info during
13323 RTL expansion and rebuild jump labels chain.
13325 2019-07-02 Richard Biener <rguenther@suse.de>
13327 * tree-core.h (enum tree_index): Add TI_CHREC_DONT_KNOW and
13329 * tree.h (chrec_not_analyzed_yet, chrec_dont_know, chrec_known):
13331 * tree.c (build_common_tree_nodes): Initialize them.
13332 * tree-chrec.h (chrec_not_analyzed_yet, chrec_dont_know, chrec_known):
13333 Make declarations comments.
13334 * tree-scalar-evolution.c (chrec_not_analyzed_yet, chrec_dont_know,
13335 chrec_known): Remove definitions.
13336 (initialize_scalar_evolutions_analyzer): Remove.
13337 (scev_initialize): Do not call initialize_scalar_evolutions_analyzer.
13338 * tree-streamer.c (preload_common_nodes): Do not preload
13339 TI_CHREC_DONT_KNOW or TI_CHREC_KNOWN.
13341 2019-07-02 Jan Hubicka <jh@suse.cz>
13343 * tree-ssa-alias.c (aliasing_component_refs_p): Remove forgotten
13346 2019-07-02 Jan Hubicka <jh@suse.cz>
13348 * tree-ssa-alias.c (nonoverlapping_component_refs_for_decl_p): Rename
13350 (nonoverlapping_component_refs_since_match_p): ... this one;
13351 handle also non-decl bases; return -1 if search gave up.
13352 (alias_stats): Rename nonoverlapping_component_refs_of_decl_p_may_alias,
13353 nonoverlapping_component_refs_of_decl_p_no_alias to
13354 nonoverlapping_component_refs_since_match_p_may_alias,
13355 nonoverlapping_component_refs_since_match_p_no_alias.
13356 (dump_alias_stats): Update dumping.
13357 (aliasing_matching_component_refs_p): Break out from ...;
13358 dispatch to nonoverlapping_component_refs_for_decl_p
13359 and nonoverlapping_component_refs_since_match_p.
13360 (aliasing_component_refs_p): ... here; call
13361 nonoverlapping_component_refs_p in scenarios where we can not
13362 precisely determine base match.
13363 (decl_refs_may_alias_p): Use
13364 nonoverlapping_component_refs_since_match_p.
13365 (indirect_ref_may_alias_decl_p): Do not call
13366 nonoverlapping_component_refs_p.
13367 (indirect_refs_may_alias_p): Likewise.
13369 2019-07-02 Jan Hubicka <jh@suse.cz>
13371 * tree-inline.c (remap_gimple_stmt): Do not subtitute handled components
13372 to clobber of return value.
13374 2019-07-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13376 * config/arm/cortex-a57.md (cortex_a57_neon_type): Use neon_arith_basic
13377 for is_neon_type instructions that have not already been categorized.
13379 2019-07-02 Richard Biener <rguenther@suse.de>
13381 PR tree-optimization/58483
13382 * tree-ssa-scopedtables.c (avail_expr_hash): Use OEP_ADDRESS_OF
13383 for MEM_REF base hashing.
13384 (equal_mem_array_ref_p): Likewise for base comparison.
13386 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
13388 * config/rs6000/rs6000.md (signbit<mode>2_dm): Make this a
13389 parameterized name.
13390 (signbit<mode>2): Use that name. Simplify.
13392 2019-07-01 Joern Rennecke <joern.rennecke@riscy-ip.com>
13394 PR middle-end/66726
13395 * tree-ssa-phiopt.c (factor_out_conditional_conversion):
13396 Tune heuristic from PR71016 to allow MIN / MAX.
13398 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
13400 * config/rs6000/rs6000.md (ieee_128bit_vsx_abs<mode>2): Make this a
13401 parameterized name.
13402 (abs<mode>2): Use that name. Simplify.
13404 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
13406 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2): Make this a
13407 parameterized name.
13408 (neg<mode>2): Use that name. Simplify.
13410 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
13412 * config/rs6000/rs6000.md (abs<mode>2_hw): Make this a parameterized
13414 (abs<mode>2): Use that name. Simplify.
13416 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
13418 * config/rs6000/rs6000.md (neg<mode>2_hw): Make this a parameterized
13420 (neg<mode>2): Use that name. Simplify.
13422 2019-07-01 Uroš Bizjak <ubizjak@gmail.com>
13424 * config/i386/i386.md ("isa" attribute): Add sse_noavx.
13425 ("enabled" attribute): Handle sse_noavx isa attribute.
13426 * config/i386/mmx.md (*vec_dupv2sf): Add "isa" attribute.
13427 Use TARGET_SSE && SSE_REGNO_P in split condition.
13428 (*vec_dupv2sf): Ditto.
13430 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
13432 * config/rs6000/rs6000.md (extenddf<mode>2): Make this a parameterized
13434 (floatsi<mode>2): Use that name. Simplify.
13436 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
13438 * config/rs6000/rs6000.md (extenddf<mode>2_fprs): Make this a
13439 parameterized name.
13440 (extenddf<mode>2_vsx): Make this a parameterized name.
13441 (extenddf<mode>2): Use those names. Simplify.
13443 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
13445 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Make this a parameterized
13447 (eh_return): Use that name. Simplify.
13449 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
13451 * config/rs6000/rs6000.md (ctr<mode>): Make this a parameterized name.
13452 (doloop_end): Use that name. Simplify.
13454 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
13456 * config/rs6000/rs6000.md (indirect_jump<mode>_nospec): Make this a
13457 parameterized name.
13458 (indirect_jump): Use that name. Simplify.
13460 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
13462 * config/rs6000/rs6000.md (abs<mode>2_internal): Make this a
13463 parameterized name.
13464 (abs<mode>2): Use that name. Simplify.
13466 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
13468 * config/rs6000/rs6000.md (fix_trunc<mode>si2_fprs): Make this a
13469 parameterized name.
13470 (fix_trunc<mode>si2): Use that name. Simplify.
13472 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
13474 * config/rs6000/rs6000.md (neg<mode>2): Make this a parameterized name.
13475 (allocate_stack): Use that name. Simplify.
13477 2019-07-01 Martin Sebor <msebor@redhat.com>
13479 PR middle-end/90923
13480 * hash-map.h (hash_map::put): On insertion invoke element ctor.
13481 (hash_map::get_or_insert): Same. Reformat comment.
13482 * hash-set.h (hash_set::add): On insertion invoke element ctor.
13483 * hash-map-tests.c (test_map_of_type_with_ctor_and_dtor): New.
13484 * hash-set-tests.c (test_map_of_type_with_ctor_and_dtor): New.
13485 * hash-table.h (hash_table::operator=): Prevent copy assignment.
13486 (hash_table::hash_table (const hash_table&)): Use copy ctor
13487 instead of assignment to copy elements.
13489 2019-07-01 Wilco Dijkstra <wdijkstr@arm.com>
13490 John David Anglin <danglin@gcc.gnu.org>
13493 * config/pa/pa.md (builtin_longjmp): Restore hard_frame_pointer_rtx
13494 using saved frame pointer.
13496 2019-07-01 Eric Botcazou <ebotcazou@adacore.com>
13498 PR middle-end/64242
13499 * config/sparc/sparc.md (nonlocal_goto): Restore frame pointer last.
13500 Add frame clobber and schedule blockage.
13502 2019-07-01 Sandra Loosemore <sandra@codesourcery.com>
13504 * doc/invoke.texi (Link Options): Further editorial changes to
13505 -flinker-output docs.
13507 2019-07-01 Segher Boessenkool <segher@kernel.crashing.org>
13509 * config/rs6000/rs6000.c (rs6000_force_indexed_or_indirect_mem):
13510 Load both operands of a PLUS into registers separately.
13512 2019-07-01 Andreas Krebbel <krebbel@linux.ibm.com>
13514 * config/s390/vector.md: Fix shift count operand printing.
13516 2019-07-01 Richard Sandiford <richard.sandiford@arm.com>
13518 * ira-lives.c (process_bb_node_lives): Use ira_setup_alts.
13520 2019-07-01 Richard Sandiford <richard.sandiford@arm.com>
13522 * ira.c (ira_get_dup_out_num): Don't punt for earlyclobbers.
13523 Use recog_data to test for an output operand.
13525 2019-07-01 Richard Sandiford <richard.sandiford@arm.com>
13527 * ira.c (ira_setup_alts): If any valid alternatives have zero cost,
13528 exclude any others that are disparaged or that are bound to need
13530 (ira_get_dup_out_num): Expand comment.
13532 2019-07-01 Richard Sandiford <richard.sandiford@arm.com>
13534 * ira.c (ira_setup_alts): Use preprocess_constraints to get the
13535 constraint string for each operand/alternative combo. Only handle
13536 '%' at the start of constraint strings, and look for it outside
13539 2019-07-01 Richard Sandiford <richard.sandiford@arm.com>
13541 * ira-int.h (ira_setup_alts, ira_get_dup_out_num): Use
13542 alternative_mask instead of HARD_REG_SET to represent a
13543 bitmask of alternatives.
13544 * ira.c (ira_setup_alts, ira_get_dup_out_num): Likewise.
13545 * ira-conflicts.c (add_insn_allocno_copies): Likewise.
13547 2019-07-01 Martin Liska <mliska@suse.cz>
13549 * edit-context.c (test_applying_fixits_unreadable_file): Do not
13550 use () for a constructor call.
13551 (test_applying_fixits_line_out_of_range): Likewise.
13552 * ggc-page.c (alloc_page): Use (void *) for %p printf format
13554 (free_page): Likewise.
13556 2019-07-01 Vladislav Ivanishin <vlad@ispras.ru>
13558 * gdbhooks.py (GdbPrettyPrinters.add_printer_for_types): Reorder
13559 parameter names to match usage (no functional change).
13560 (GdbPrettyPrinters.add_printer_for_regex): Ditto.
13562 2019-07-01 Richard Biener <rguenther@suse.de>
13564 * tree-ssa-sccvn.c (class pass_fre): Add may_iterate
13566 (pass_fre::execute): Honor it.
13567 * passes.def: Adjust pass_fre invocations to allow iterating,
13568 add non-iterating pass_fre before late threading/dom.
13570 2019-07-01 Richard Biener <rguenther@suse.de>
13572 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Adjust
13573 TARGET_MEM_REF handling to also handle address-taken ones.
13575 2019-07-01 Hongtao Liu <hongtao.liu@intel.com>
13577 * doc/sourcebuild.texi (Effective-Target Keywords, Other
13578 hardware attributes): Document avx512vp2intersect.
13580 2019-06-30 Uroš Bizjak <ubizjak@gmail.com>
13582 * config/i386/sse.md (ssse3_abs<mode>2): Rename from abs<mode>2.
13583 (abs<mode>2): New expander.
13584 * config/i386/i386-builtin.def (__builtin_ia32_pabsb):
13585 Use CODE_FOR_ssse3_absv8qi2.
13586 (__builtin_ia32_pabsw): Use CODE_FOR_ssse3_absv4hi2.
13587 (__builtin_ia32_pabsd): Use CODE_FOR_ssse3_absv2si2.
13589 2019-06-30 Uroš Bizjak <ubizjak@gmail.com>
13591 * config/i386/i386.md (mmx_isa): Rename x64, x64_noavx and x64_avx
13592 to sse, sse_noavx and avx. Update all uses.
13594 2019-06-30 Uroš Bizjak <ubizjak@gmail.com>
13596 * config/i386/mmx.md (sse_movntq): Add "isa" attribute.
13597 (*mmx_<plusminus_insn><mode>3): Ditto.
13598 (*mmx_mulv4hi3"): Ditto.
13599 (*mmx_smulv4hi3_highpart): Ditto.
13600 (*mmx_umulv4hi3_highpart): Ditto.
13601 (*mmx_pmaddwd): Ditto.
13602 (*sse2_umulv1siv1di3): Ditto.
13603 (*mmx_<code>v4hi3): Ditto.
13604 (*mmx_<code>v8qi3): Ditto.
13605 (mmx_ashr<mode>3): Ditto.
13606 ("mmx_<shift_insn><mode>3): Ditto.
13607 (*mmx_eq<mode>3): Ditto.
13608 (mmx_gt<mode>3): Ditto.
13609 (mmx_andnot<mode>3): Ditto.
13610 (*mmx_<code><mode>3): Ditto.
13611 (*mmx_pinsrw): Ditto.
13612 (*mmx_pextrw): Ditto.
13613 (mmx_pshufw_1): Ditto.
13614 (*mmx_uavgv8qi3): Ditto.
13615 (*mmx_uavgv4hi3): Ditto.
13616 ("mmx_psadbw): Ditto.
13617 * config/i386/sse.md (sse_cvtps2pi): Ditto.
13618 (sse_cvttps2pi): Ditto.
13619 (ssse3_pmaddubsw): Ditto.
13620 (*ssse3_pmulhrswv4hi3): Ditto.
13621 (ssse3_psign<mode>3): Ditto.
13623 2019-06-29 Eric Botcazou <ebotcazou@adacore.com>
13625 * expr.c (expand_expr_real_1) <BIT_FIELD_REF>: Apply the big-endian
13626 adjustment for bit-fields to all aggregate types.
13628 2019-06-28 Michael Meissner <meissner@linux.ibm.com>
13630 * config/rs6000/predicates.md (pcrel_address): Use
13631 SYMBOL_REF_LOCAL_P to determine if a label is local.
13632 (pcrel_external_address): New predicate.
13633 (non_prefixed_mem_operand): Delete, predicate not used.
13634 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL_P): Delete, we now use
13635 SYMBOL_REF_LOCAL_P to determine if we can use pc-relative
13637 (SYMBOL_REF_PCREL_P): Likewise.
13640 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Add non-VSX
13642 (floatsi<mode>2_lfiwax_mem): Add non-VSX alternative.
13643 (floatunssi<mode>2_lfiwzx): Add non-VSX alternative.
13644 (floatunssi<mode>2_lfiwzx_mem): Add non-VSX alternative.
13646 2019-06-28 Iain Sandoe <iain@sandoe.co.uk>
13648 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Remove
13649 override on extra_headers.
13651 2019-06-28 Iain Sandoe <iain@sandoe.co.uk>
13653 * config/darwin-c.c (pop_field_alignment): Quote #pragma options.
13654 * config/darwin-driver.c (darwin_default_min_version): Remove newline
13656 (darwin_driver_init): Likewise.
13658 2019-06-28 Jan Beulich <jbeulich@suse.com>
13660 * config/i386/sse.md (vgf2p8affineinvqb_<mode><mask_name>,
13661 vgf2p8affineqb_<mode><mask_name>, vgf2p8mulb_<mode><mask_name>):
13662 Eliminate redundant alternative.
13664 2019-06-28 Jan Beulich <jbeulich@suse.com>
13666 * config/i386/sse.md (vgf2p8affineinvqb_<mode><mask_name>,
13667 vgf2p8affineqb_<mode><mask_name>): Drop % constraint modifier.
13668 Use vector_operand.
13670 2019-06-28 Claudiu Zissulescu <claziss@synopsys.com>
13672 * config/arc/arc.c (arc_rtx_costs): All short instructions are
13673 having a lower cost regardless of the speed option.
13675 2019-06-28 Jan Beulich <jbeulich@suse.com>
13677 * config/i386/sse.md (sse2_cvtpd2pi, sse2_cvttpd2pi): Use
13678 vector_operand plus, on both alternatives, "Bm" constraint.
13680 2019-06-28 Dennis Zhang <dennis.zhang@arm.com>
13682 * config/arm/arm.md: Remove redundant constraints from
13683 define_expand but leave reload_inm and reload_outm patterns
13684 untouched since they need special constraints to work.
13685 * config/arm/arm-fixed.md: Remove redundant constraints from
13687 * config/arm/iwmmxt.md: Likewise.
13688 * config/arm/neon.md: Likewise.
13689 * config/arm/sync.md: Likewise.
13690 * config/arm/thumb1.md: Likewise.
13691 * config/arm/vec-common.md: Likewise.
13693 2019-06-27 Ilia Diachkov <ilia.diachkov@optimitech.com>
13695 * doc/install.texi: Document --disable-tm-clone-registry.
13697 2019-06-27 Jakub Jelinek <jakub@redhat.com>
13700 * gimplify.c (collect_fallthrough_labels): Ignore GIMPLE_PREDICT
13703 PR tree-optimization/91010
13704 * tree-vect-stmts.c (scan_operand_equal_p): If offset1 == offset2,
13705 return true. Otherwise, don't call operand_equal_p if offset1 or
13706 offset2 is NULL and just return false.
13708 2019-06-27 Iain Sandoe <iain@sandoe.co.uk>
13710 * config/rs6000/rs6000.c (darwin_rs6000_override_options): Honour
13711 user-specified float mode choice for kernel mode code.
13713 2019-06-27 Iain Sandoe <iain@sandoe.co.uk>
13715 * config/rs6000/darwin.h (ENDFILE_SPEC): Correct whitespace in the
13718 2019-06-27 Iain Sandoe <iain@sandoe.co.uk>
13720 * config/rs6000/rs6000.c (darwin_rs6000_override_options): Do not
13721 use longcall for 64b code.
13723 2019-06-27 Aaron Sawdey <acsawdey@linux.ibm.com>
13725 * builtins.c (get_memory_rtx): Fix comment.
13726 * optabs.def (movmem_optab): Change to cpymem_optab.
13727 * expr.c (emit_block_move_via_cpymem): Change movmem to cpymem.
13728 (emit_block_move_hints): Change movmem to cpymem.
13729 * defaults.h: Change movmem to cpymem.
13730 * targhooks.c (get_move_ratio): Change movmem to cpymem.
13731 (default_use_by_pieces_infrastructure_p): Ditto.
13732 * config/aarch64/aarch64-protos.h: Change movmem to cpymem.
13733 * config/aarch64/aarch64.c (aarch64_expand_movmem): Change movmem
13735 * config/aarch64/aarch64.h: Change movmem to cpymem.
13736 * config/aarch64/aarch64.md (movmemdi): Change name to cpymemdi.
13737 * config/alpha/alpha.h: Change movmem to cpymem in comment.
13738 * config/alpha/alpha.md (movmemqi, movmemdi, *movmemdi_1): Change
13740 * config/arc/arc-protos.h: Change movmem to cpymem.
13741 * config/arc/arc.c (arc_expand_movmem): Change movmem to cpymem.
13742 * config/arc/arc.h: Change movmem to cpymem in comment.
13743 * config/arc/arc.md (movmemsi): Change movmem to cpymem.
13744 * config/arm/arm-protos.h: Change movmem to cpymem in names.
13745 * config/arm/arm.c (arm_movmemqi_unaligned, arm_gen_movmemqi,
13746 gen_movmem_ldrd_strd, thumb_expand_movmemqi) Change movmem to cpymem.
13747 * config/arm/arm.md (movmemqi): Change movmem to cpymem.
13748 * config/arm/thumb1.md (movmem12b, movmem8b): Change movmem to cpymem.
13749 * config/avr/avr-protos.h: Change movmem to cpymem.
13750 * config/avr/avr.c (avr_adjust_insn_length, avr_emit_movmemhi,
13751 avr_out_movmem): Change movmem to cpymem.
13752 * config/avr/avr.md (movmemhi, movmem_<mode>, movmemx_<mode>):
13753 Change movmem to cpymem.
13754 * config/bfin/bfin-protos.h: Change movmem to cpymem.
13755 * config/bfin/bfin.c (single_move_for_movmem, bfin_expand_movmem):
13756 Change movmem to cpymem.
13757 * config/bfin/bfin.h: Change movmem to cpymem in comment.
13758 * config/bfin/bfin.md (movmemsi): Change name to cpymemsi.
13759 * config/c6x/c6x-protos.h: Change movmem to cpymem.
13760 * config/c6x/c6x.c (c6x_expand_movmem): Change movmem to cpymem.
13761 * config/c6x/c6x.md (movmemsi): Change name to cpymemsi.
13762 * config/frv/frv.md (movmemsi): Change name to cpymemsi.
13763 * config/ft32/ft32.md (movmemsi): Change name to cpymemsi.
13764 * config/h8300/h8300.md (movmemsi): Change name to cpymemsi.
13765 * config/i386/i386-expand.c (expand_set_or_movmem_via_loop,
13766 expand_set_or_movmem_via_rep, expand_movmem_epilogue,
13767 expand_setmem_epilogue_via_loop, expand_set_or_cpymem_prologue,
13768 expand_small_cpymem_or_setmem,
13769 expand_set_or_cpymem_prologue_epilogue_by_misaligned_moves,
13770 expand_set_or_cpymem_constant_prologue,
13771 ix86_expand_set_or_cpymem): Change movmem to cpymem.
13772 * config/i386/i386-protos.h: Change movmem to cpymem.
13773 * config/i386/i386.h: Change movmem to cpymem in comment.
13774 * config/i386/i386.md (movmem<mode>): Change name to cpymem.
13775 (setmem<mode>): Change expansion function name.
13776 * config/lm32/lm32.md (movmemsi): Change name to cpymemsi.
13777 * config/m32c/blkmov.md (movmemhi, movmemhi_bhi_op, movmemhi_bpsi_op,
13778 movmemhi_whi_op, movmemhi_wpsi_op): Change movmem to cpymem.
13779 * config/m32c/m32c-protos.h: Change movmem to cpymem.
13780 * config/m32c/m32c.c (m32c_expand_movmemhi): Change movmem to cpymem.
13781 * config/m32r/m32r.c (m32r_expand_block_move): Change movmem to cpymem.
13782 * config/m32r/m32r.md (movmemsi, movmemsi_internal): Change movmem
13784 * config/mcore/mcore.md (movmemsi): Change name to cpymemsi.
13785 * config/microblaze/microblaze.c: Change movmem to cpymem in comment.
13786 * config/microblaze/microblaze.md (movmemsi): Change name to cpymemsi.
13787 * config/mips/mips.c (mips_use_by_pieces_infrastructure_p):
13788 Change movmem to cpymem.
13789 * config/mips/mips.h: Change movmem to cpymem.
13790 * config/mips/mips.md (movmemsi): Change name to cpymemsi.
13791 * config/nds32/nds32-memory-manipulation.c
13792 (nds32_expand_movmemsi_loop_unknown_size,
13793 nds32_expand_movmemsi_loop_known_size, nds32_expand_movmemsi_loop,
13794 nds32_expand_movmemsi_unroll,
13795 nds32_expand_movmemsi): Change movmem to cpymem.
13796 * config/nds32/nds32-multiple.md (movmemsi): Change name to cpymemsi.
13797 * config/nds32/nds32-protos.h: Change movmem to cpymem.
13798 * config/pa/pa.c (compute_movmem_length): Change movmem to cpymem.
13799 (pa_adjust_insn_length): Change call to compute_movmem_length.
13800 * config/pa/pa.md (movmemsi, movmemsi_prereload, movmemsi_postreload,
13801 movmemdi, movmemdi_prereload,
13802 movmemdi_postreload): Change movmem to cpymem.
13803 * config/pdp11/pdp11.md (movmemhi, movmemhi1,
13804 movmemhi_nocc, UNSPEC_MOVMEM): Change movmem to cpymem.
13805 * config/riscv/riscv.c: Change movmem to cpymem in comment.
13806 * config/riscv/riscv.h: Change movmem to cpymem.
13807 * config/riscv/riscv.md: (movmemsi) Change name to cpymemsi.
13808 * config/rs6000/rs6000.md: (movmemsi) Change name to cpymemsi.
13809 * config/rx/rx.md: (UNSPEC_MOVMEM, movmemsi, rx_movmem): Change
13811 * config/s390/s390-protos.h: Change movmem to cpymem.
13812 * config/s390/s390.c (s390_expand_movmem, s390_expand_setmem,
13813 s390_expand_insv): Change movmem to cpymem.
13814 * config/s390/s390.md (movmem<mode>, movmem_short, *movmem_short,
13815 movmem_long, *movmem_long, *movmem_long_31z): Change movmem to cpymem.
13816 * config/sh/sh.md (movmemsi): Change name to cpymemsi.
13817 * config/sparc/sparc.h: Change movmem to cpymem in comment.
13818 * config/vax/vax-protos.h (vax_output_movmemsi): Remove prototype
13819 for nonexistent function.
13820 * config/vax/vax.h: Change movmem to cpymem in comment.
13821 * config/vax/vax.md (movmemhi, movmemhi1): Change movmem to cpymem.
13822 * config/visium/visium.h: Change movmem to cpymem in comment.
13823 * config/visium/visium.md (movmemsi): Change name to cpymemsi.
13824 * config/xtensa/xtensa.md (movmemsi): Change name to cpymemsi.
13825 * doc/md.texi: Change movmem to cpymem and update description to match.
13826 * doc/rtl.texi: Change movmem to cpymem.
13827 * target.def (use_by_pieces_infrastructure_p): Change movmem to cpymem.
13828 * doc/tm.texi: Regenerate.
13830 2019-06-27 Bill Schmidt <wschmidt@linux.ibm.com>
13832 * config/rs6000/rs6000.c (rs6000_option_override_internal): Enable
13833 -fvariable-expansion-in-unroller by default.
13834 * doc/invoke.texi (-fvariable-expansion-in-unroller): Document new
13837 2019-06-27 David Edelsohn <dje.gcc@gmail.com>
13840 2019-06-26 David Edelsohn <dje.gcc@gmail.com>
13841 * config.gcc (powerpc-ibm-aix*): Define target_gtfiles.
13843 * config.gcc(rs6000-*-*): Define target_gtfiles.
13845 2019-06-27 Jan Hubicka <jh@suse.cz>
13847 * ipa-devirt.c (odr_type_d): Add tbaa_enabled flag.
13848 (add_type_duplicate): When odr hash is not allocated, to nothing.
13849 (odr_based_tbaa_p): New function.
13850 (set_type_canonical_for_odr_type): New function.
13851 * ipa-utils.h (enable_odr_based_tbaa, odr_based_tbaa_p,
13852 set_type_canonical_for_odr_type): New.
13853 * tree.c (gimple_canonical_types_compatible_p): ODR types with
13854 ODR based TBAA are not equivalent to non-ODR types.
13856 2019-06-27 Martin Liska <mliska@suse.cz>
13858 PR tree-optimization/90974
13859 PR rtl-optimization/90975
13860 PR rtl-optimization/90976
13862 PR tree-optimization/91017
13863 * config/i386/i386-expand.c (ix86_expand_rounddf_32): Remove
13865 * lra.c (lra_set_insn_recog_data): Remove a leftover from
13866 initial commit of IRA.
13867 * optabs.c (expand_twoval_binop): Use xop0 and xop1 instead
13869 * tree-vect-loop.c (vect_create_epilog_for_reduction):
13870 Remove unused mode1.
13871 * tree-vect-stmts.c (vectorizable_call): Remove dead assignment
13874 2019-06-27 Jakub Jelinek <jakub@redhat.com>
13877 * config/i386/sse.md (avx_vec_concat<mode>): Use nonimmediate_operand
13878 instead of register_operand for operands[1], add m to its constraints
13879 if operands[2] uses "C" constraint. Ensure in condition that if
13880 operands[2] is not 0, then operands[1] is not a MEM. For last two
13881 alternatives, use unaligned loads instead of aligned if operands[1] is
13882 misaligned_operand.
13884 2019-06-27 Martin Liska <mliska@suse.cz>
13886 * asan.c (asan_emit_allocas_unpoison): Remove obviously
13888 * bt-load.c (move_btr_def): Likewise.
13889 * builtins.c (expand_builtin_apply_args_1): Likewise.
13890 (expand_builtin_apply): Likewise.
13891 * cfgexpand.c (expand_asm_stmt): Likewise.
13892 (construct_init_block): Likewise.
13893 * cfghooks.c (verify_flow_info): Likewise.
13894 * cfgloopmanip.c (remove_path): Likewise.
13895 * cfgrtl.c (rtl_verify_bb_layout): Likewise.
13896 * cgraph.c (cgraph_node::set_pure_flag): Likewise.
13897 * combine.c (simplify_if_then_else): Likewise.
13898 * config/i386/i386.c (ix86_setup_incoming_vararg_bounds): Likewise.
13899 (choose_basereg): Likewise.
13900 (ix86_expand_prologue): Likewise.
13901 (ix86_preferred_output_reload_class): Likewise.
13902 * cselib.c (cselib_record_sets): Likewise.
13903 * df-scan.c (df_scan_alloc): Likewise.
13904 * dojump.c (do_jump_by_parts_greater_rtx): Likewise.
13905 * early-remat.c (early_remat::record_equiv_candidates): Likewise.
13906 * emit-rtl.c (try_split): Likewise.
13907 * graphite-scop-detection.c (assign_parameter_index_in_region):
13909 * ipa-cp.c (cgraph_edge_brings_all_agg_vals_for_node): Likewise.
13910 * ira-color.c (setup_profitable_hard_regs): Likewise.
13911 * ira.c (rtx_moveable_p): Likewise.
13912 * lra-eliminations.c (eliminate_regs_in_insn): Likewise.
13913 * read-rtl.c (read_subst_mapping): Likewise.
13914 * regrename.c (scan_rtx): Likewise.
13915 * reorg.c (fill_slots_from_thread): Likewise.
13916 * tree-inline.c (tree_function_versioning): Likewise.
13917 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
13918 * tree-ssa-sink.c (statement_sink_location): Likewise.
13919 * tree-ssa-threadedge.c (thread_across_edge): Likewise.
13920 * tree-vect-loop.c (vect_get_loop_niters): Likewise.
13921 (vect_create_epilog_for_reduction): Likewise.
13922 * tree.c (build_nonstandard_integer_type): Likewise.
13924 2019-06-27 Richard Biener <rguenther@suse.de>
13926 * tree-ssa-sccvn.c (vn_reference_lookup_3): Encode valueized RHS.
13928 2019-06-27 Jun Ma <JunMa@linux.alibaba.com>
13930 PR tree-optimization/89772
13931 * gimple-fold.c (gimple_fold_builtin_memchr): consider trailing nuls in
13932 out-of-bound accesses checking.
13934 2019-06-27 Martin Liska <mliska@suse.cz>
13936 PR tree-optimization/91014
13937 * tree-ssa-dse.c (initialize_ao_ref_for_dse): Bail out
13938 when LHS is NULL_TREE.
13940 2019-06-27 Martin Liska <mliska@suse.cz>
13942 * symbol-summary.h (traverse): Pass
13943 argument a to the call of callback.
13944 (gt_ggc_mx): Mark arguments as unused.
13945 (gt_pch_nx): Likewise.
13947 2019-06-27 Kewen Lin <linkw@gcc.gnu.org>
13950 * loop-iv.c (find_simple_exit): Call finite_loop_p to update
13953 2019-06-26 Jeff Law <law@redhat.com>
13955 PR tree-optimization/90883
13956 * tree-ssa-dse.c (delete_dead_or_redundant_call): Fix signature.
13957 (delete_dead_or_redundant_assignment): Likewise.
13959 PR tree-optimization/90883
13960 * tree-ssa-alias.c (stmt_kills_ref_p): Handle BUILT_IN_CALLOC.
13961 * tree-ssa-dse.c: Update various comments to distinguish between
13962 dead and redundant stores.
13963 (initialize_ao_ref_for_dse): Handle BUILT_IN_CALLOC.
13964 (dse_optimize_redundant_stores): New function.
13965 (delete_dead_or_redundant_call): Renamed from delete_dead_call.
13966 Distinguish between dead and redundant calls in dump output. All
13968 (delete_dead_or_redundant_assignment): Similarly for assignments.
13969 (dse_optimize_stmt): Handle _CHK variants. For statements which
13970 store 0 into multiple memory locations, try to prove a subsequent
13971 store is redundant.
13973 2019-06-26 Uroš Bizjak <ubizjak@gmail.com>
13976 * config/i386/i386.c (ix86_autovectorize_vector_sizes):
13977 Autovectorize 8-byte vectors for TARGET_MMX_WITH_SSE.
13979 2019-06-26 Iain Sandoe <iain@sandoe.co.uk>
13981 * config/rs6000/rs6000-internal.h (branch_island): New typedef.
13982 (branch_islands): New extern.
13983 * config/rs6000/rs6000-logue.c (macho_branch_islands): Moved from
13984 * config/rs6000/rs6000.c: .. here.
13986 2019-06-26 Iain Sandoe <iain@sandoe.co.uk>
13988 * config.gcc (powerpc*-*-linux*): Move target_gtfiles from here..
13989 (powerpc*-*-*) ... to here.
13991 2019-06-26 Jeff Law <law@redhat.com>
13993 * tree-ssa-dse.c (initialize_ao_ref_for_dse): Handle _chk variants of
13994 memcpy, memmove and memset builtins.
13995 (maybe_trim_memstar_call): Likewise.
13997 2019-06-26 David Edelsohn <dje.gcc@gmail.com>
13999 * config/rs6000/rs6000-logue.c: Add #ifndef TARGET_PROFILE_KERNEL.
14001 2019-06-26 David Edelsohn <dje.gcc@gmail.com>
14003 * config.gcc (powerpc-ibm-aix*): Define target_gtfiles.
14005 2019-06-26 Segher Boessenkool <segher@kernel.crashing.org>
14007 * config/rs6000/rs6000-internal.h (rs6000_keep_leaf_when_profiled): New
14009 * config/rs6000/rs6000-logue.c (rs6000_keep_leaf_when_profiled): Remove
14011 * config/rs6000/rs6000-logue.c (rs6000_keep_leaf_when_profiled): Delete
14014 2019-06-26 Segher Boessenkool <segher@kernel.crashing.org>
14016 * config/rs6000/rs6000.c: Fix previous commit, it missed some changes.
14018 2019-06-26 Richard Biener <rguenther@suse.de>
14021 * tree-inline.c (remap_ssa_name): Copy SSA range info.
14023 2019-06-26 Richard Biener <rguenther@suse.de>
14025 * lto-streamer.h (lto_bitmap_alloc): Remove.
14026 (lto_bitmap_free): Likewise.
14027 * lto-streamer.c (lto_bitmap_alloc): Remove.
14028 (lto_bitmap_free): Likewise.
14029 (lto_obstack): Likewise.
14030 (lto_obstack_initialized): Likewise.
14031 * lto-streamer-out.c (lto_output): Use own obstack for local
14032 bitmap, free it consistently.
14034 2019-06-26 Jakub Jelinek <jakub@redhat.com>
14037 * config/i386/sse.md
14038 (*<extract_type>_vinsert<shuffletype><extract_suf>_0): Use vmovupd,
14039 vmovups, vmovdqu, vmovdqu32 or vmovdqu64 instead of the aligned
14040 insns if operands[2] is misaligned_operand.
14042 2019-06-26 Li Jia He <helijia@linux.ibm.com>
14044 * config/rs6000/rs6000.h (TARGET_MADDLD): Remove the restriction of
14046 * config/rs6000/rs6000.md (maddld): Change maddld match_operand from DI
14049 2019-06-26 Segher Boessenkool <segher@kernel.crashing.org>
14051 * doc/invoke.texi (Warning Options): Fix some @opindex syntax.
14053 2019-06-26 Martin Liska <mliska@suse.cz>
14055 PR tree-optimization/90973
14056 * tree-vect-loop.c (vect_get_known_peeling_cost): Use
14057 epilogue_cost_vec instead of prologue_cost_vec for
14060 2019-06-26 Martin Liska <mliska@suse.cz>
14062 * bb-reorder.c (connect_better_edge_p): Add missing else
14063 statement in the middle of if-else statements.
14065 2019-06-25 Hongtao Liu <hongtao.liu@intel.com>
14066 H.J. Lu <hongjiu.lu@intel.com>
14067 Olga Makhotina <olga.makhotina@intel.com>
14069 * common/config/i386/i386-common.c
14070 (OPTION_MASK_ISA_AVX512VP2INTERSECT_SET,
14071 OPTION_MASK_ISA_AVX512VP2INTERSECT_UNSET): New macros.
14072 (OPTION_MASK_ISA2_AVX512F_UNSET): Add
14073 OPTION_MASK_ISA_AVX512VP2INTERSECT_UNSET.
14074 (ix86_handle_option): Handle -mavx512vp2intersect.
14075 * config/i386/avx512vp2intersectintrin.h: New.
14076 * config/i386/avx512vp2intersectvlintrin.h: New.
14077 * config/i386/cpuid.h (bit_AVX512VP2INTERSECT): New.
14078 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
14079 AVX512VP2INTERSECT.
14080 * config/i386/i386-builtin-types.def: Add new types.
14081 * config/i386/i386-builtin.def: Add new builtins.
14082 * config/i386/i386-builtins.c: (enum processor_features): Add
14083 F_AVX512VP2INTERSECT.
14084 (static const _isa_names_table isa_names_table): Ditto.
14085 * config/i386/i386-c.c (ix86_target_macros_internal): Define
14086 __AVX512VP2INTERSECT__.
14087 * config/i386/i386-expand.c (ix86_expand_builtin): Expand
14088 IX86_BUILTIN_2INTERSECTD512, IX86_BUILTIN_2INTERSECTQ512,
14089 IX86_BUILTIN_2INTERSECTD256, IX86_BUILTIN_2INTERSECTQ256,
14090 IX86_BUILTIN_2INTERSECTD128, IX86_BUILTIN_2INTERSECTQ128.
14091 * config/i386/i386-modes.def (P2QI, P2HI): New modes.
14092 * config/i386/i386-options.c (ix86_target_string): Add
14093 -mavx512vp2intersect.
14094 (ix86_option_override_internal): Handle AVX512VP2INTERSECT.
14095 * config/i386/i386.c (ix86_hard_regno_nregs): Allocate two regs for
14096 P2HImode and P2QImode.
14097 (ix86_hard_regno_mode_ok): Register pair only starts at even hardreg
14098 number for P2QImode and P2HImode.
14099 (ix86_regmode_natural_size): New function.
14100 * config/i386/i386.h (TARGET_AVX512VP2INTERSECT,
14101 TARGET_AVX512VP2INTERSECT_P, PTA_AVX512VP2INTERSECT
14102 REGMODE_NATURAL_SIZE, MASK_PAIR_REGNO_P): New.
14103 * config/i386/i386-protos.h (ix86_regmode_natural_size): Declare
14104 * config/i386/i386.opt: Add -mavx512vp2intersect.
14105 * config/i386/immintrin.h: Include avx512vp2intersectintrin.h and
14106 avx512vp2intersectvlintrin.h.
14107 * config/i386/sse.md (define_c_enum "unspec"): Add UNSPEC_VP2INTERSECT.
14108 (define_mode_iterator VI48_AVX512VP2VL): New.
14109 (avx512vp2intersect_2intersect<mode>,
14110 avx512vp2intersect_2intersectv16si): New define_insn patterns.
14111 * config.gcc: Add avx512vp2intersectvlintrin.h and
14112 avx512vp2intersectintrin.h to extra_headers.
14113 * doc/invoke.texi: Document -mavx512vp2intersect.
14115 2019-06-25 Iain Sandoe <iain@sandoe.co.uk>
14117 * config/rs6000/darwin.h (ENDFILE_SPEC): New.
14119 2019-06-25 Bill Seurer <seurer@linux.vnet.ibm.com>
14121 * config/rs6000/rs6000.c (stack_info, rs6000_pic_labelno,
14122 savres_routine_syms, savres_routine_name, morestack_ref,
14123 rs6000_init_machine_status, save_reg_p, first_reg_to_save,
14124 first_fp_reg_to_save, first_altivec_reg_to_save, compute_vrsave_mask,
14125 compute_save_world_info, is_altivec_return_reg, fixed_reg_p,
14126 rs6000_savres_strategy, rs6000_stack_info, debug_stack_info,
14127 rs6000_return_addr, rs6000_decl_ok_for_sibcall,
14128 rs6000_function_ok_for_sibcall, rs6000_ra_ever_killed,
14129 rs6000_emit_load_toc_table, rs6000_emit_eh_reg_restore, uses_TOC,
14130 create_TOC_reference, rs6000_aix_asm_output_dwarf_table_ref,
14131 rs6000_emit_stack_tie, rs6000_emit_allocate_stack_1,
14132 get_stack_clash_protection_probe_interval,
14133 get_stack_clash_protection_guard_size,
14134 rs6000_emit_probe_stack_range_stack_clash, rs6000_emit_allocate_stack,
14135 rs6000_emit_probe_stack_range, output_probe_stack_range_1,
14136 interesting_frame_related_regno, output_probe_stack_range_stack_clash,
14137 output_probe_stack_range, rs6000_frame_related, generate_set_vrsave,
14138 gen_frame_set, gen_frame_load, gen_frame_store, emit_frame_save,
14139 gen_frame_mem_offset, rs6000_savres_routine_name,
14140 rs6000_savres_routine_sym, rs6000_emit_stack_reset,
14141 ptr_regno_for_savres, rs6000_emit_savres_rtx,
14142 rs6000_emit_prologue_move_from_cr, split_stack_arg_pointer_used_p,
14143 rs6000_global_entry_point_prologue_needed_p,
14144 rs6000_get_separate_components, rs6000_components_for_bb,
14145 rs6000_disqualify_components, rs6000_emit_prologue_components,
14146 rs6000_emit_epilogue_components, rs6000_set_handled_components,
14147 emit_vrsave_prologue, emit_split_stack_prologue, rs6000_emit_prologue,
14148 rs6000_output_savres_externs, rs6000_output_function_prologue,
14149 rs6000_keep_leaf_when_profiled, load_cr_save, restore_saved_cr,
14150 load_lr_save, restore_saved_lr, add_crlr_cfa_restore,
14151 offset_below_red_zone_p, emit_cfa_restores, rs6000_emit_epilogue,
14152 rs6000_output_function_epilogue, gen_add3_const,
14153 rs6000_expand_split_stack_prologue, rs6000_live_on_entry,
14154 rs6000_split_stack_space_check, rs6000_save_toc_in_prologue_p): Moved
14156 (machine_function): Moved to rs6000.h.
14157 (rs6000_stack_t, ALTIVEC_REG_BIT, quad_address_offset_p) Moved to
14159 * config/rs6000/rs6000-logue.c(stack_info, rs6000_pic_labelno,
14160 savres_routine_syms, savres_routine_name, morestack_ref,
14161 rs6000_init_machine_status, save_reg_p, first_reg_to_save,
14162 first_fp_reg_to_save, first_altivec_reg_to_save, compute_vrsave_mask,
14163 compute_save_world_info, is_altivec_return_reg, fixed_reg_p,
14164 rs6000_savres_strategy, rs6000_stack_info, debug_stack_info,
14165 rs6000_return_addr, rs6000_decl_ok_for_sibcall,
14166 rs6000_function_ok_for_sibcall, rs6000_ra_ever_killed,
14167 rs6000_emit_load_toc_table, rs6000_emit_eh_reg_restore, uses_TOC,
14168 create_TOC_reference, rs6000_aix_asm_output_dwarf_table_ref,
14169 rs6000_emit_stack_tie, rs6000_emit_allocate_stack_1,
14170 get_stack_clash_protection_probe_interval,
14171 get_stack_clash_protection_guard_size,
14172 rs6000_emit_probe_stack_range_stack_clash, rs6000_emit_allocate_stack,
14173 rs6000_emit_probe_stack_range, output_probe_stack_range_1,
14174 interesting_frame_related_regno, output_probe_stack_range_stack_clash,
14175 output_probe_stack_range, rs6000_frame_related, generate_set_vrsave,
14176 gen_frame_set, gen_frame_load, gen_frame_store, emit_frame_save,
14177 gen_frame_mem_offset, rs6000_savres_routine_name,
14178 rs6000_savres_routine_sym, rs6000_emit_stack_reset,
14179 ptr_regno_for_savres, rs6000_emit_savres_rtx,
14180 rs6000_emit_prologue_move_from_cr, split_stack_arg_pointer_used_p,
14181 rs6000_global_entry_point_prologue_needed_p,
14182 rs6000_get_separate_components, rs6000_components_for_bb,
14183 rs6000_disqualify_components, rs6000_emit_prologue_components,
14184 rs6000_emit_epilogue_components, rs6000_set_handled_components,
14185 emit_vrsave_prologue, emit_split_stack_prologue, rs6000_emit_prologue,
14186 rs6000_output_savres_externs, rs6000_output_function_prologue,
14187 rs6000_keep_leaf_when_profiled, load_cr_save, restore_saved_cr,
14188 load_lr_save, restore_saved_lr, add_crlr_cfa_restore,
14189 offset_below_red_zone_p, emit_cfa_restores, rs6000_emit_epilogue,
14190 rs6000_output_function_epilogue, gen_add3_const,
14191 rs6000_expand_split_stack_prologue, rs6000_live_on_entry,
14192 rs6000_split_stack_space_check, rs6000_save_toc_in_prologue_p): Moved
14193 to here from rs6000.c.
14194 * config/rs6000/rs6000.h (machine_function): Moved to here from rs6000.c.
14195 * config/rs6000/rs6000-internal.h: (rs6000_stack_t, ALTIVEC_REG_BIT,
14196 quad_address_offset_p) Moved to here from rs6000.c.
14197 * config/rs6000/t-rs6000: Add new source file rs6000-logue.c.
14198 * config/config.gcc: Add new source file rs6000-logue.c to garbage
14201 2019-06-25 Martin Liska <mliska@suse.cz>
14203 * hash-table.c (hashtab_chk_error): Move here from ...
14204 * hash-table.h (hashtab_chk_error): ... here.
14206 2019-06-25 Martin Liska <mliska@suse.cz>
14208 PR tree-optimization/90978
14209 * df-scan.c (df_update_entry_block_defs): Remove dead else
14211 (df_update_exit_block_uses): Likewise.
14213 2019-06-25 Kwok Cheung Yeung <kcy@codesourcery.com>
14214 Andrew Stubbs <ams@codesourcery.com>
14216 * config.gcc (thread_file): Set to gcn for AMD GCN.
14217 * config/gcn/gcn.c (gcn_emutls_var_init): New function.
14218 (TARGET_EMUTLS_VAR_INIT): New hook.
14220 2019-06-25 Martin Jambor <mjambor@suse.cz>
14223 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove assert.
14225 2019-06-25 Richard Biener <rguenther@suse.de>
14227 PR tree-optimization/90930
14228 * tree-ssa-reassoc.c (reassociate_bb): Only rewrite expression
14229 into parallel form in the last pass instance.
14231 2019-06-25 Claudiu Zissulescu <claziss@synopsys.com>
14233 * config/arc/arc.c (arc_symbol_binds_local_p): New function.
14234 (arc_legitimize_pic_address): Simplify and cleanup the function.
14235 (SYMBOLIC_CONST): Remove.
14236 (prepare_pic_move): Likewise.
14237 (prepare_move_operands): Handle complex mov cases here.
14238 (arc_legitimize_address_0): Remove call to
14239 arc_legitimize_pic_address.
14240 (arc_legitimize_address): Remove call to
14241 arc_legitimize_tls_address.
14242 * config/arc/arc.md (movqi_insn): Allow Cm3 match.
14243 (movhi_insn): Likewise.
14245 2019-06-25 Jozef Lawrynowicz <jozef.l@mittosystems.com>
14247 * config/msp430/msp430.h: Use __int20__ for SIZE_TYPE and
14249 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Accept "__intN__"
14250 format of "__intN" types for UINTMAX_TYPE.
14251 * stor-layout.c (initialize_sizetypes): Accept "__intN__"
14252 format of "__intN" types for SIZETYPE.
14253 * tree.c (build_common_tree_nodes): Accept "__intN__"
14254 format of "__intN" types for SIZE_TYPE and PTRDIFF_TYPE.
14255 * doc/invoke.texi: Document that __intN__ disables pedantic
14258 2019-06-25 Jan Hubicka <jh@suse.cz>
14260 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Check that
14261 base2_alias_set is non-zero before doing TBAA based disambiguation.
14263 2019-06-25 Martin Liska <mliska@suse.cz>
14265 PR tree-optimization/90973
14266 * tree-vect-loop.c (vect_get_known_peeling_cost): Sum retval
14267 of prologue and epilogue.
14269 2019-06-24 Jan Hubicka <jh@suse.cz>
14271 * ipa-utils.h (type_with_linkage_p): Verify that type is
14273 (odr_type_p): Remove extra return.
14274 * lto-streamer-out.c (hash_tree): Hash TYPE_CXX_ODR_P;
14275 hash STRING_FLAG only for arrays and integers.
14276 * tree-stremaer-in.c (unpack_ts_type_common_value_fields):
14277 Update analogously.
14278 * tree-streamer-out.c (pack_ts_type_common_value_fields):
14280 * print-tree.c (print_node): Print cxx-odr-p
14282 * tree.c (need_assembler_name_p): Also check that type
14284 (verify_type_variant): Update verification of SRING_FLAG;
14285 also check CXX_ODR_P.
14286 * tree.h (ARRAY_OR_INTEGER_TYPE_CHECK): New macro.
14287 (TYPE_STRING_FLAG): Use it.
14288 (TYPE_CXX_ODR_P): New macro.
14289 * dwarf2out.c (gen_array_type_die): First check that type
14290 is an array and then test string flag.
14292 2019-06-24 Richard Biener <rguenther@suse.de>
14294 PR tree-optimization/90972
14295 * tree-vect-stmts.c (vect_init_vector): Handle CONSTANT_CLASS_P
14296 in common code, dealing with STRING_CST properly.
14298 2019-06-24 Richard Biener <rguenther@suse.de>
14300 PR tree-optimization/90930
14301 PR tree-optimization/90316
14302 * tree-ssa-alias.c (walk_non_aliased_vuses): Add missing
14303 decrement of limit.
14305 2019-06-24 Martin Sebor <msebor@redhat.com>
14307 * tree-pretty-print.h: Remove unnecessary punctuation characters
14309 * tree-ssa.c (release_defs_bitset): Correct preprocessor conditional.
14311 2019-06-24 Jonathan Wakely <jwakely@redhat.com>
14313 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG, LDBL_DECIMAL_DIG)
14314 (FLT_HAS_SUBNORM, DBL_HAS_SUBNORM, LDBL_HAS_SUBNORM, FLT_TRUE_MIN)
14315 (DBL_TRUE_MIN, LDBL_TRUE_MIN): Also define for C++17.
14317 2019-06-23 Iain Sandoe <iain@sandoe.co.uk>
14319 * config/rs6000/darwin.h: Handle GCC target pragma.
14321 2019-06-23 Iain Sandoe <iain@sandoe.co.uk>
14323 * config/rs6000/darwin.h: (__PPC__, __PPC64__): New.
14325 2019-06-22 Jeff Law <law@redhat.com>
14327 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Remove.
14329 2019-06-22 Jan Hubicka <jh@suse.cz>
14331 * tree-ssa-alias.c (nonoverlapping_component_refs_p): Do not
14332 give up on bitfields; continue searching for different refs
14335 2019-06-21 Jakub Jelinek <jakub@redhat.com>
14337 * tree-vect-data-refs.c (vect_find_stmt_data_reference): Handle
14338 even zero DR_OFFSET, but DR_BASE_ADDRESS of POINTER_PLUS_EXPR
14339 containing the offset as possible simd lane access. Look through
14340 widening conversion. Move the
14341 TREE_CODE (DR_INIT (newdr)) == INTEGER_CST test earlier and reindent.
14343 2019-06-21 Richard Biener <rguenther@suse.de>
14345 PR tree-optimization/90930
14346 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Set visited
14347 flag on new stmts to avoid re-processing them.
14349 2019-06-21 Matthew Beliveau <mbelivea@redhat.com>
14351 PR c++/90875 - added -Wswitch-outside-range option
14352 * doc/invoke.texi (Wswitch-outside-range): Document.
14354 2019-06-21 Jeff Law <law@redhat.com>
14356 PR tree-optimization/90949
14357 * tree-ssa-copy.c (fini_copy_prop): Use reset_flow_sensitive_info.
14358 * tree-ssanames.c (reset_flow_sensitive_info): Reset non-null state.
14360 2019-06-21 Richard Biener <rguenther@suse.de>
14363 * dwarf2out.c (prune_unused_types_walk): Always consider
14364 function-local extern declarations as used.
14366 2019-06-21 Richard Biener <rguenther@suse.de>
14368 PR tree-optimization/90913
14369 * tree-vect-loop-manip.c (vect_loop_versioning): Do not re-use
14370 the scalar variant of if-conversion versioning.
14372 2019-06-21 Jakub Jelinek <jakub@redhat.com>
14374 * omp-low.c (lower_rec_simd_input_clauses): Add rvar2 argument,
14375 create another "omp scan inscan exclusive" array if
14376 !ctx->scan_inclusive.
14377 (lower_rec_input_clauses): Handle exclusive scan inscan reductions.
14378 (lower_omp_scan): Likewise.
14379 * tree-vectorizer.h (struct _stmt_vec_info): Use 3-bit instead of
14380 2-bit bitfield for simd_lane_access_p member.
14381 * tree-vect-data-refs.c (vect_analyze_data_refs): Also handle
14382 aux == (void *)-4 as simd lane access.
14383 * tree-vect-stmts.c (check_scan_store): Handle exclusive scan. Update
14384 comment with permutations to show the canonical permutation order.
14385 (vectorizable_scan_store): Handle exclusive scan.
14386 (vectorizable_store): Call vectorizable_scan_store even for
14387 STMT_VINFO_SIMD_LANE_ACCESS_P > 3.
14389 * tree-vect-data-refs.c (vect_find_stmt_data_reference): Handle
14390 "omp simd array" arrays with one byte elements.
14392 2019-06-20 Uroš Bizjak <ubizjak@gmail.com>
14394 * config/alpha/alpha.md (@unaligned_store<mode>):
14395 Rename from unaligned_store<mode>.
14396 (@reload_in<mode>_aligned): Rename from reload_in<mode>_aligned.
14397 * config/alpha/sync.md (@load_locked_<mode>): Rename
14398 from load_locked_<mode>.
14399 (@store_conditional_<mode>): Rename from store_conditional_<mode>.
14400 (@atomic_compare_and_swap<mode>_1): Rename
14401 from atomic_compare_and_swap<mode>_1.
14402 (@atomic_exchange<mode>_1): Rename from atomic_exchange<mode>_1.
14403 * config/alpha/alpha.c (alpha_expand_mov_nobwx):
14404 Use gen_reload_in_aligned and gen_unaligned_store.
14405 (emit_load_locked): Remove.
14406 (emit_store_conditional): Ditto.
14407 (alpha_split_atomic_op): Use gen_load_locked and gen_store_conditional.
14408 (alpha_split_compare_and_swap): Ditto.
14409 (alpha_expand_compare_and_swap_12): Use gen_atomic_compare_and_swap_1.
14410 (alpha_split_compare_and_swap_12): Use gen_load_locked
14411 and gen_store_conditional.
14412 (alpha_split_atomic_exchange): Ditto.
14413 (alpha_expand_atomic_exchange_12): Use gen_atomic_exchange_1.
14414 (alpha_split_atomic_exchange_12): Use gen_load_locked
14415 and gen_store_conditional.
14417 2019-06-20 Richard Earnshaw <rearnsha@arm.com>
14419 * config/aarch64/aarch64-errata.h: New file.
14420 * config/aarch64/aarch64-elf-raw.h (CA53_ERR_835769_SPEC): Delete.
14421 (CA53_ERR_843419_SPEC): Delete.
14422 (LINK_SPEC): Use AARCH64_ERRATA_LINK_SPEC instead of above.
14423 * config/aarch64/aarch64-linux.h: Likewise.
14424 * config/aarch64/aarch64-netbsd.h: Likewise.
14425 * config/aarch64/aarch64-freebsd.h: Likewise.
14427 2019-06-20 Marek Polacek <polacek@redhat.com>
14429 * config/sh/sh.c (sh2a_function_vector_p): Use get_attribute_name.
14431 2019-06-20 Michael Meissner <meissner@linux.ibm.com>
14433 * config/rs6000/rs6000.md (isa attribute): Add support for
14434 for a future processor.
14436 2019-06-20 H.J. Lu <hongjiu.lu@intel.com>
14439 * config/i386/i386-expand.c (ix86_expand_vector_set): Generate
14440 standard scalar operation pattern for V2DF.
14441 * config/i386/sse.md (*<sse>_vm<plusminus_insn><mode>3): New.
14442 (*<sse>_vm<multdiv_mnemonic><mode>3): Likewise.
14443 (*ieee_<ieee_maxmin><mode>3): Likewise.
14444 (vec_setv2df_0): Likewise.
14446 2019-06-20 Jan Hubicka <jh@suse.cz>
14448 * tree-ssa-alias.c (aliasing_component_refs_p): Remove ref2_is_decl
14449 parameter; it has no use in gimple memory model.
14450 (indirect_ref_may_alias_decl_p): Update.
14452 2019-06-20 Martin Liska <mliska@suse.cz>
14454 * params.def (PARAM_HASH_TABLE_VERIFICATION_LIMIT): Decrease
14457 2019-06-20 Jakub Jelinek <jakub@redhat.com>
14459 * tree-vect-stmts.c (enum scan_store_kind): New type.
14460 (scan_store_can_perm_p): Change last argument from int * to
14461 vec<enum scan_store_kind> *, record precisely which permutations
14462 need whole vector left shift or that plus VEC_COND_EXPR.
14463 (vectorizable_scan_store): Adjust caller, use whole vector left shift
14464 and additional VEC_COND_EXPR only for those iterations that need it.
14466 2019-06-20 Alexandre Oliva <oliva@adacore.com>
14468 * config.gcc: Fix ARM --with-fpu checking and error message.
14470 2019-06-19 Marek Polacek <polacek@redhat.com>
14472 PR c++/60364 - noreturn after first decl not diagnosed.
14473 * attribs.c (get_attribute_namespace): No longer static.
14474 (decl_attributes): Avoid shadowing. Preserve the C++11 form for C++11
14476 (attr_noreturn_exclusions): Make it extern.
14477 * attribs.h (get_attribute_namespace): Declare.
14478 * tree-inline.c (function_attribute_inlinable_p): Use
14479 get_attribute_name.
14481 2019-06-19 Martin Sebor <msebor@redhat.com>
14483 PR tree-optimization/90626
14484 * tree-ssa-strlen.c (strxcmp_unequal): Fix typos.
14486 PR tree-optimization/90626
14487 * tree-ssa-strlen.c (strxcmp_unequal): New function.
14488 (handle_builtin_string_cmp): Call it.
14490 2019-06-19 Iain Sandoe <iain@sandoe.co.uk>
14492 * config/darwin.h (DRIVER_SELF_SPECS): Add RDYNAMIC, DARWIN_PIE_SPEC
14493 and DARWIN_NOPIE_SPEC.
14494 (RDYNAMIC): New, modified from DARWIN_EXPORT_DYNAMIC.
14495 (DARWIN_PIE_SPEC): Collate from darwin.h and darwin9.h.
14496 (DARWIN_NOPIE_SPEC): Collate from darwin10.h.
14497 (DARWIN_NOCOMPACT_UNWIND): New from darwin10.h
14498 (DARWIN_EXPORT_DYNAMIC): Delete.
14499 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Move no_compact_unwind
14500 and pie options processing to darwin.h.
14501 * config/darwin9.h (DARWIN_PIE_SPEC): Move pie processing to darwin.h
14503 2019-06-19 Iain Sandoe <iain@sandoe.co.uk>
14505 * config/darwin-driver.c (darwin_driver_init): Fix off-by-one errors
14506 in computing the number of options to be moved.
14508 2019-06-19 Maya Rashish <coypu@sdf.org>
14510 * config/arm/netbsd-elf.h (SYSARCH_ARM_SYNC_ICACHE): New definition.
14511 (CLEAR_INSN_CACHE) Use it.
14513 2019-06-19 Uroš Bizjak <ubizjak@gmail.com>
14515 * config/i386/i386.md (cmpstrnsi): Remove dead code.
14517 2019-06-19 Wilco Dijkstra <wdijkstr@arm.com>
14519 PR middle-end/84521
14520 * builtins.c (expand_builtin_setjmp_setup): Save
14521 hard_frame_pointer_rtx.
14522 (expand_builtin_setjmp_receiver): Do not emit sfp = fp move since we
14524 * function.c (expand_function_start): Save hard_frame_pointer_rtx for
14526 * lra-eliminations.c (eliminate_regs_in_insn): Remove sfp = fp
14528 (remove_reg_equal_offset_note): Remove unused function.
14529 * reload1.c (eliminate_regs_in_insn): Remove sfp = hfp elimination
14531 * config/arc/arc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Remove.
14532 (arc_builtin_setjmp_frame_value): Remove function.
14533 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Remove.
14534 (avr_builtin_setjmp_frame_value): Remove function.
14535 * config/i386/i386.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Remove.
14536 (ix86_builtin_setjmp_frame_value): Remove function.
14537 * config/pa/pa.md (nonlocal_goto): Remove FP adjustment.
14538 * config/sparc/sparc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Remove.
14539 (sparc_builtin_setjmp_frame_value): Remove function.
14540 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Remove.
14541 (vax_builtin_setjmp_frame_value): Remove function.
14542 * config/xtensa/xtensa.c (xtensa_frame_pointer_required): Force frame
14543 pointer if has_nonlocal_label.
14545 2019-06-19 Jakub Jelinek <jakub@redhat.com>
14547 * doc/md.texi: Document vec_shl_<mode> pattern.
14548 * optabs.def (vec_shl_optab): New optab.
14549 * optabs.c (shift_amt_for_vec_perm_mask): Add shift_optab
14550 argument, if == vec_shl_optab, check for left whole vector shift
14551 pattern rather than right shift.
14552 (expand_vec_perm_const): Add vec_shl_optab support.
14553 * optabs-query.c (can_vec_perm_var_p): Mention also vec_shl optab
14555 * tree-vect-generic.c (lower_vec_perm): Support permutations which
14556 can be handled by vec_shl_optab.
14557 * tree-vect-stmts.c (scan_store_can_perm_p): New function.
14558 (check_scan_store): Use it.
14559 (vectorizable_scan_store): If target can't do normal permutations,
14560 try to use whole vector left shifts and if needed a VEC_COND_EXPR
14562 * config/i386/sse.md (vec_shl_<mode>): New expander.
14564 * omp-low.c (lower_rec_input_clauses): Handle references properly
14566 (lower_omp_scan): Likewise.
14568 2019-06-19 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
14570 * tree-ssa-address.c (preferred_mem_scale_factor): Handle when
14571 mem_mode is BLKmode.
14573 2019-06-18 Max Filippov <jcmvbkbc@gmail.com>
14576 * config/xtensa/xtensa.c (xtensa_expand_prologue): Add stack
14577 pointer adjustment for the case of no callee-saved registers and
14578 stack frame bigger than 128 bytes.
14580 2019-06-18 Thomas Schwinge <thomas@codesourcery.com>
14582 PR middle-end/90862
14583 * omp-low.c (check_omp_nesting_restrictions): Handle
14584 GF_OMP_TARGET_KIND_OACC_DECLARE.
14586 2019-06-18 Uroš Bizjak <ubizjak@gmail.com>
14588 * config/i386/i386.md (@cmp<mode>_1): Rename from cmp<mode>_1.
14589 (@add<mode>3_carry): Rename from add<mode>3_carry.
14590 (@sub<mode>3_carry_ccc): Rename from sub<mode>3_carry_ccc.
14591 (@sub<mode>3_carry_ccgz): Rename form sub<mode>3_carry_ccgz.
14592 (@copysign<mode>3_const): Rename from copysign<mode>3_const.
14593 (@copysign<mode>3_var): Rename from copysign<mode>3_var.
14594 (@xorsign<mode>3_1): Rename from xorsign<mode>3_1.
14595 (@x86_shift<mode>_adj_1): Rename from x86_shift<mode>_adj_1.
14596 (@x86_shift<mode>_adj_2): Rename from x86_shift<mode>_adj_2.
14597 (@x86_shift<mode>_adj_3): Rename from x86_shift<mode>_adj_3.
14598 (cmpstrnsi): Use gen_cmp_1.
14599 (lwp_slwpcb): Use gen_lwp_slwpcb_1.
14600 (@lwp_slwpcb<mode>_1): Rename from lwp_slwpcb<mode>_1.
14601 (@umonitor_<mode>): Rename from umonitor_<mode>.
14602 * config/i386/i386-expand.c (ix86_expand_copysign):
14603 Use gen_copysign3_const and gen_copysign3_var.
14604 (ix86_expand_xorsign): Use gen_xorsign3_1.
14605 (ix86_expand_branch): Use gen_sub3_carry_ccc,
14606 gen_sub3_carry_ccgz and gen_cmp1.
14607 (ix86_expand_int_addcc): Use gen_sub3_carry and gen_add3_carry.
14608 (ix86_split_ashl): Use gen_x86_shift_adj_1 and gen_x86_shift_adj_2.
14609 (ix86_split_ashr): Use gen_x86_shift_adj_1 and gen_x86_shift_adj_3.
14610 (ix86_split_lshr): Ditto.
14611 (ix86_expand_builtin) <case IX86_BUILTIN_UMONITOR>: Use gen_umonitor.
14613 2019-06-18 Jason Merrill <jason@redhat.com>
14615 * tree.c (build_constructor): Add MEM_STAT_DECL.
14617 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
14619 * config/aarch64/aarch64-modes.def (CC_NZC): New CC_MODE.
14620 * config/aarch64/aarch64-sve.md (*<optab><mode>3_cc)
14621 (ptest_ptrue<mode>, while_ult<GPI:mode><PRED_ALL:mode>)
14622 (*while_ult<GPI:mode><PRED_ALL:mode>_cc, *cmp<cmp_op><mode>)
14623 (*cmp<cmp_op><mode>_ptest, *cmp<cmp_op><mode>_cc)
14624 (*pred_cmp<cmp_op><mode>_combine, *pred_cmp<cmp_op><mode>)
14625 (vec_cmp<mode><vpred>, vec_cmpu<mode><vpred>, cbranch<mode>4):
14626 Use CC_NZC instead of CC.
14627 * config/aarch64/aarch64.md (condjump): Print a '.' in SVE conditions.
14628 * config/aarch64/aarch64.c (aarch64_sve_condition_codes): New variable.
14629 (aarch64_print_operand): Handle E_CC_NZCmode.
14630 (aarch64_emit_sve_ptrue_op_cc): Use gen_set_clobber_cc_nzc instead
14631 of gen_set_clobber_cc.
14633 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
14635 * config/aarch64/aarch64-sve.md: Tabify file.
14637 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
14639 * config/aarch64/aarch64-protos.h (aarch64_pfalse_reg): Declare.
14640 * config/aarch64/aarch64.c (aarch64_pfalse_reg): New function.
14641 * config/aarch64/aarch64-sve.md: Use it.
14643 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
14645 * config/aarch64/aarch64-protos.h (aarch64_ptrue_reg): Declare.
14646 * config/aarch64/aarch64.c (aarch64_ptrue_reg): New functions.
14647 (aarch64_expand_sve_widened_duplicate, aarch64_expand_sve_mem_move)
14648 (aarch64_maybe_expand_sve_subreg_move, aarch64_evpc_rev_local)
14649 (aarch64_expand_sve_vec_cmp_int): Use it.
14650 (aarch64_expand_sve_vec_cmp_float): Likewise.
14651 * config/aarch64/aarch64-sve.md: Likewise throughout.
14653 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
14654 Kugan Vivekanandarajah <kuganv@linaro.org>
14656 * config/aarch64/aarch64-sve.md (*cond_<optab><mode>_0): Delete.
14657 (*cond_<optab><mode>_z): Fold into...
14658 (*cond_<optab><mode>_any): ...here. Also handle cases in which
14659 operand 4 can be tied to operand 0 (either inherently or via RA).
14661 2019-06-18 Richard Biener <rguenther@suse.de>
14664 * cfgexpand.c (expand_debug_expr): Treat NOTE_P DECL_RTL
14665 as if optimized away.
14667 2019-06-18 Tom de Vries <tdevries@suse.de>
14669 * config/nvptx/nvptx-protos.h (gen_set_softstack_insn): Remove.
14670 * config/nvptx/nvptx.c (gen_set_softstack_insn): Remove.
14671 * config/nvptx/nvptx.md (define_insn "set_softstack_<mode>"):
14673 (define_insn "@set_softstack_<mode>"): ... this.
14674 (define_insn "omp_simt_enter_<mode>"): Rename to ...
14675 (define_insn "@omp_simt_enter_<mode>"): ... this.
14676 (define_insn "omp_simt_exit_<mode>"): Rename to ...
14677 (define_insn "@omp_simt_exit_<mode>"): ... this.
14679 2019-06-18 Richard Sandiford <richard.sandiford@arm.com>
14681 * tree-vect-loop-manip.c (vect_set_loop_masks_directly): Remove
14682 vf parameter. Restore the previous iv step of nscalars_step,
14683 but give it iv_type rather than compare_type. Tweak code order
14684 to match the comments.
14685 (vect_set_loop_condition_masked): Update accordingly.
14686 * tree-vect-loop.c (vect_verify_full_masking): Use "unsigned int"
14687 for iv_precision. Tweak comment formatting.
14689 2019-06-18 Iain Sandoe <iain@sandoe.co.uk>
14691 * config/darwin.c: Strip trailing whitespace.
14693 2019-06-18 Iain Sandoe <iain@sandoe.co.uk>
14695 * config/darwin.c (darwin_emit_unwind_label): New default to false.
14696 (darwin_override_options): Set darwin_emit_unwind_label as needed.
14698 2019-06-18 Martin Jambor <mjambor@suse.cz>
14701 * ipa-cp.c (ignore_edge_p): Do not ignore edges when only the
14702 caller does not have flag_ipa_cp set.
14704 2019-06-18 Alejandro Martinez <alejandro.martinezvicente@arm.com>
14706 * config/aarch64/aarch64-sve.md (mask_fold_left_plus_<mode>): Renamed
14707 from "*fold_left_plus_<mode>", updated operands order.
14708 * doc/md.texi (mask_fold_left_plus_@var{m}): Documented new optab.
14709 * internal-fn.c (mask_fold_left_direct): New define.
14710 (expand_mask_fold_left_optab_fn): Likewise.
14711 (direct_mask_fold_left_optab_supported_p): Likewise.
14712 * internal-fn.def (MASK_FOLD_LEFT_PLUS): New internal function.
14713 * optabs.def (mask_fold_left_plus_optab): New optab.
14714 * tree-vect-loop.c (mask_fold_left_plus_optab): New function to get a
14715 masked internal_fn for a reduction ifn.
14716 (vectorize_fold_left_reduction): Add support for masking reductions.
14718 2019-06-18 Kewen Lin <linkw@gcc.gnu.org>
14720 PR middle-end/80791
14721 * target.def (predict_doloop_p): New hook.
14722 * targhooks.h (default_predict_doloop_p): New declaration.
14723 * targhooks.c (default_predict_doloop_p): New function.
14724 * doc/tm.texi.in (TARGET_PREDICT_DOLOOP_P): New hook.
14725 * doc/tm.texi: Regenerate.
14726 * config/rs6000/rs6000.c (rs6000_predict_doloop_p): New function.
14727 (TARGET_PREDICT_DOLOOP_P): New macro.
14728 * tree-ssa-loop-ivopts.c (generic_predict_doloop_p): New function.
14730 2019-06-17 Jakub Jelinek <jakub@redhat.com>
14732 * omp-low.c (struct omp_context): Add scan_inclusive field.
14733 (scan_omp_1_stmt) <case GIMPLE_OMP_SCAN>: Set ctx->scan_inclusive
14735 (struct omplow_simd_context): Add lastlane member.
14736 (lower_rec_simd_input_clauses): Add rvar argument, handle inscan
14737 reductions. Build 2 or 3 argument .GOMP_SIMD_LANE calls rather than
14739 (lower_rec_input_clauses): Handle inscan reductions in simd contexts.
14740 (lower_lastprivate_clauses): Set TREE_THIS_NOTRAP on the ARRAY_REF.
14741 (lower_omp_scan): New function.
14742 (lower_omp_1) <case GIMPLE_OMP_SCAN>: Use lower_omp_scan.
14743 * tree-ssa-dce.c (eliminate_unnecessary_stmts): For IFN_GOMP_SIMD_LANE
14744 check 3rd argument if present rather than 2nd.
14745 * tree-vectorizer.h (struct _loop_vec_info): Add scan_map member.
14746 (struct _stmt_vec_info): Change simd_lane_access_p from bool into
14748 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
14749 scan_map. For IFN_GOMP_SIMD_LANE check 3rd argument if present rather
14751 (_loop_vec_info::~_loop_vec_info): Delete scan_map.
14752 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Allow two
14753 different STMT_VINFO_SIMD_LANE_ACCESS_P refs if they have the same
14755 (vect_find_stmt_data_reference): Encode in ->aux the 2nd
14756 IFN_GOMP_SIMD_LANE argument.
14757 (vect_analyze_data_refs): Set STMT_VINFO_SIMD_LANE_ACCESS_P from the
14758 encoded ->aux value.
14759 * tree-vect-stmts.c: Include attribs.h.
14760 (vectorizable_call): Adjust comment about IFN_GOMP_SIMD_LANE.
14761 (scan_operand_equal_p, check_scan_store, vectorizable_scan_store): New
14763 (vectorizable_load): For STMT_VINFO_SIMD_LANE_ACCESS_P tests use != 0.
14764 (vectorizable_store): Handle STMT_VINFO_SIMD_LANE_ACCESS_P > 1.
14766 2019-06-17 Uroš Bizjak <ubizjak@gmail.com>
14769 * config/i386/i386.md (*nabstf2_1): New insn pattern.
14770 (*nabs<mode>2_1): Ditto.
14771 (nabs sse-reg splitter): New splitter.
14772 * config/i386/sse.md (*nabs<mode>2): New insn_and_split pattern.
14774 2019-06-17 Jan Hubicka <hubicka@ucw.cz>
14776 PR bootstrap/90873.
14777 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Fix
14780 2019-06-17 Tom de Vries <tdevries@suse.de>
14782 * config/nvptx/nvptx-protos.h (gen_set_softstack_insn): Declare.
14783 * config/nvptx/nvptx.c (gen_set_softstack_insn): New function.
14784 * config/nvptx/nvptx.md (define_insn "set_softstack_insn"): Rename to
14786 (define_insn "set_softstack_<mode>"): ... this. Use P iterator on
14788 (define_insn "omp_simt_enter_insn"): Rename to ...
14789 (define_insn "omp_simt_enter_<mode>"): ... this. Use P iterator on
14790 match_operand 0, 1 and 2, as well as the unspec_volatile result.
14791 (define_expand "omp_simt_enter): Use gen_omp_simt_enter_di and
14792 gen_omp_simt_enter_si.
14793 (define_expand "omp_simt_exit"): New.
14794 (define_insn "omp_simt_exit"): Rename to ...
14795 (define_insn "omp_simt_exit_<mode>"): ... this. Use P iterator on
14798 2019-06-17 Matthew Green <mrg@eterna.com.au>
14799 Maya Rashish <coypu@sdf.org>
14801 * config.gcc (aarch64*-*-netbsd*): New target.
14802 * config/aarch64/aarch64-netbsd.h: New file.
14803 * config/aarch64/t-aarch64-netbsd: Likewise.
14805 2019-06-17 Jan Hubicka <hubicka@ucw.cz>
14807 * tree-ssa-alias.c (aliasing_component_refs_p): Consider only
14808 the access path from base to first VIEW_CONVERT_EXPR or
14811 2019-06-17 Jan Hubicka <hubicka@ucw.cz>
14813 * tree-ssa-alias.c (nonoverlapping_component_refs_p): Also truncate
14814 access path on BIT_FIELD_REFs.
14816 2019-06-17 Martin Liska <mliska@suse.cz>
14819 * ipa-utils.h (odr_type_p): Remove dead code.
14821 2019-06-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14823 * configure.ac (ld_vers) <*-*-solaris2*>: Remove support for
14824 alternative Solaris 11.4 format.
14825 * configure: Regenerate.
14827 2019-06-17 Tom de Vries <tdevries@suse.de>
14829 * config/nvptx/nvptx.md (define_insn "call_insn"): Rename to ...
14830 (define_insn "call_insn_<mode>"): ... this. Use P iterator on
14832 (define_insn "call_value_insn"): Rename to ...
14833 (define_insn "call_value_insn_<mode>"): this. Use P iterator on
14835 (define_insn "nvptx_red_partition"): Set unspec_volatile result mode to
14838 2019-06-16 John David Anglin <danglin@gcc.gnu.org>
14840 PR middle-end/64242
14841 * config/pa/pa.md (nonlocal_goto): Restore frame pointer last. Add
14842 frame clobbers and schedule block.
14843 (builtin_longjmp): Likewise.
14845 2019-06-16 Jozef Lawrynowicz <jozef.l@mittosystems.com>
14847 * config/msp430/msp430.c (msp430_expand_helper): Setup arguments which
14848 describe how to perform MSPABI compliant 64-bit shift.
14849 * config/msp430/msp430.md (ashldi3): New define_expand.
14850 (ashrdi3): New define_expand.
14851 (lshrdi3): New define_expand.
14853 2019-06-16 Jozef Lawrynowicz <jozef.l@mittosystems.com>
14855 * doc/sourcebuild.texi: Document new effective target keyword
14858 2019-06-16 Jan Hubicka <hubicka@ucw.cz>
14860 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p,
14861 indirect_refs_may_alias_p): Revert accidental commits.
14863 * tree-ssa-alias.c (aliasing_component_refs_p): Watch for arrays
14864 at the end of structures.
14866 2019-06-16 Iain Sandoe <iain@sandoe.co.uk>
14868 * config/darwin.c (machopic_indirect_call_target): Use renamed
14869 darwin_picsymbol_stubs to decide on output.
14870 (darwin_override_options): Handle darwin_picsymbol_stubs.
14871 * config/darwin.h (MIN_LD64_OMIT_STUBS): New.
14872 (LD64_VERSION): Revise default.
14873 * config/darwin.opt: (mpic-symbol-stubs): New option.
14874 (darwin_picsymbol_stubs): New variable.
14875 * config/i386/darwin.h (TARGET_MACHO_BRANCH_ISLANDS):
14876 rename to TARGET_MACHO_PICSYM_STUBS.
14877 * config/i386/i386.c (output_pic_addr_const): Likewise.
14878 * config/i386/i386.h Likewise.
14879 * config/rs6000/darwin.h: Likewise.
14880 * config/rs6000/rs6000.c (rs6000_call_darwin_1): Use renamed
14881 darwin_picsymbol_stubs.
14883 2019-06-16 Iain Sandoe <iain@sandoe.co.uk>
14885 * config/darwin.opt (prebind, noprebind, seglinkedit,
14886 noseglinkedit): Add RejectNegative.
14888 2019-06-16 Jan Hubicka <hubicka@ucw.cz>
14890 * tree-ssa-alias.c (nonoverlapping_component_refs_p): Fix pasto
14891 in my previous patch.
14893 2019-06-16 Tom de Vries <tdevries@suse.de>
14895 PR tree-optimization/89376
14896 * tree-parloops.c (oacc_entry_exit_ok_1): Handle red == NULL.
14898 2019-06-15 Maya Rashish <coypu@sdf.org>
14900 * doc/invoke.texi (Spec Files): Update location of the
14903 2019-06-15 Gerald Pfeifer <gerald@pfeifer.com>
14905 * doc/extend.texi (Common Function Attributes): Clarify
14906 no_sanitize. Fix grammar.
14908 2019-06-15 Jan Hubicka <hubicka@ucw.cz>
14910 * tree-ssa-alias.c (alias_stats): Add
14911 nonoverlapping_component_refs_p_may_alias,
14912 nonoverlapping_component_refs_p_no_alias,
14913 nonoverlapping_component_refs_of_decl_p_may_alias,
14914 nonoverlapping_component_refs_of_decl_p_no_alias.
14915 (dump_alias_stats): Dump them.
14916 (nonoverlapping_component_refs_of_decl_p): Add stats.
14917 (nonoverlapping_component_refs_p): Add stats; do not stop on first
14920 2019-06-15 Uroš Bizjak <ubizjak@gmail.com>
14922 * config/i386/i386.md (and<mode>3): Generate zero-extends for
14923 TARGET_ZERO_EXTEND_WITH_AND && optimize_function_for_speed_p (cfun))
14925 (*anddi3_doubleword): Split before reload. Merge with
14926 anddi->zext pre-reload splitter.
14927 (*andndi3_doubleword): Split before reload.
14928 (*<code>di3_doubleword): Ditto.
14929 (*one_cmpldi2_doubleword): Ditto.
14931 2019-06-15 Jakub Jelinek <jakub@redhat.com>
14933 PR middle-end/90779
14934 * gimplify.c: Include omp-offload.h and context.h.
14935 (gimplify_bind_expr): Add "omp declare target" attributes
14936 to static block scope variables inside of target region or target
14939 2019-06-15 Tom de Vries <tdevries@suse.de>
14941 PR tree-optimization/90009
14942 * tree-ssa-threadbackward.c (thread_jumps::profitable_jump_thread_path):
14943 Return NULL if bb contains IFN_UNIQUE.
14945 2019-06-14 Segher Boessenkool <segher@kernel.crashing.org>
14947 * config/rs6000/rs6000.md (CCEITHER): New define_mode_iterator.
14948 (un): New define_mode_attr.
14949 (isel_signed_<mode>, isel_unsigned_<mode>): Delete, merge into ...
14950 (isel_<un>signed_<GPR:mode>): ... this. New define_insn.
14951 (isel_reversed_signed_<mode>, isel_reversed_unsigned_<mode>): Delete,
14953 (isel_reversed_<un>signed_<GPR:mode>): ... this. New define_insn.
14955 2019-06-14 Iain Sandoe <iain@sandoe.co.uk>
14957 * config/darwin.opt: Add RejectNegative where needed, reorder
14958 and add minimal functional descriptions.
14960 2019-06-14 H.J. Lu <hongjiu.lu@intel.com>
14962 PR rtl-optimization/90765
14963 * calls.c (update_stack_alignment_for_call): New function.
14964 (expand_call): Call update_stack_alignment_for_call when
14965 outgoing parameter is passed in the stack.
14966 (emit_library_call_value_1): Likewise.
14967 * function.c (locate_and_pad_parm): Don't update
14968 stack_alignment_needed and preferred_stack_boundary.
14970 2019-06-14 H.J. Lu <hongjiu.lu@intel.com>
14973 * config/i386/i386-features.c
14974 (dimode_scalar_chain::compute_convert_gain): Replace
14975 mmxsse_to_integer with sse_to_integer.
14976 * config/i386/i386.c (ix86_register_move_cost): Verify that
14977 moves between MMX and non-MMX units require secondary memory.
14978 Correct costs of moves between SSE and integer units.
14979 * config/i386/i386.h (processor_costs): Rename cost of moving
14980 SSE register to integer to sse_to_integer. Rename cost of
14982 2019-06-14 Matt Thomas <matt@3am-software.com>
14983 Matthew Green <mrg@eterna.com.au>
14984 Nick Hudson <skrll@netbsd.org>
14985 Maya Rashish <coypu@sdf.org>
14986 Richard Earnshaw <rearnsha@arm.com>
14988 * config.gcc (arm*-*-netbsdelf*) Add support for EABI configuration.
14989 * config.host (arm*-*-netbsd*): Use driver-arm.o on native NetBSD.
14990 * config/arm/netbsd-eabi.h: New file.
14991 * config/arm/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Undefine before
14993 (SUBTARGET_EXTRA_ASM_SPEC): Don't pass -matpcs to the assembler.
14994 * config/netbsd-elf.h (NETBSD_LINK_LD_ELF_SO_SPEC): New define.
14995 (NETBSD_SUBTARGET_EXTRA_SPECS): New define.
14996 (SUBTARGET_EXTRA_SPECS): Define to NETBSD_SUBTARGET_EXTRA_SPECS.
14998 2019-06-14 Richard Biener <rguenther@suse.de>
15000 * tree-loop-distribution.c (classify_partition): Return
15001 whether a reduction appeared in all partitions and do not
15002 stop builtin detection because of this.
15003 (distribute_loop): Sort a non-builtin partition last if
15004 there's a reduction in all partitions and make sure the
15005 partition prevailing as last is not a builtin.
15007 2019-06-14 Feng Xue <fxue@os.amperecomputing.com>
15010 * ipa-prop.c (add_to_agg_contents_list): New function.
15011 (clobber_by_agg_contents_list_p): Likewise.
15012 (extract_mem_content): Likewise.
15013 (get_place_in_agg_contents_list): Delete.
15014 (determine_known_aggregate_parts): Renamed from
15015 determine_locally_known_aggregate_parts. New parameter
15018 2019-06-13 Martin Sebor <msebor@redhat.com>
15020 PR tree-optimization/90662
15021 * tree-ssa-strlen.c (get_stridx): Convert fold_build2 operands
15024 2019-06-13 Jan Hubicka <hubicka@ucw.cz>
15027 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Also check that
15028 dbase is not TARGET_MEM_REF.
15030 2019-06-13 Uroš Bizjak <ubizjak@gmail.com>
15032 * config/i386/i386.md (SWIM1248s): Rename from SWIM1248x.
15034 (and<mode>3): Use gen_extend_insn instead of indirect functions.
15035 Do not generate DImode extends for 32bit targets.
15036 (and->zext post-reload splitter): Use gen_extend_insn
15037 instead of indirect functions.
15038 (anddi->zext pre-reload splitter): New.
15039 (*zext<mode>_doubleword_and): Remove.
15040 (*zext<mode>_doubleword): Ditto.
15041 (*zextsi_doubleword): Dittto.
15043 2019-06-13 Uroš Bizjak <ubizjak@gmail.com>
15045 * config/i386/i386-expand.c (ix86_expand_int_sse_cmp):
15046 Use gen_sub3_insn instead of indirect function.
15047 (ix86_expand_ashl_const): Use gen_add2_insn instead of
15049 (ix86_adjust_counter): Ditto.
15051 2019-06-13 Jiufu Guo <guojiufu@linux.ibm.com>
15052 Lijia He <helijia@linux.ibm.com>
15054 PR tree-optimization/77820
15055 * tree-ssa-threadedge.c
15056 (edge_forwards_cmp_to_conditional_jump_through_empty_bb_p): New
15058 (thread_across_edge): Add call to
15059 edge_forwards_cmp_to_conditional_jump_through_empty_bb_p.
15061 2019-06-13 Iain Sandoe <iain@sandoe.co.uk>
15063 * config/darwin-driver.c (validate_macosx_version_min): New.
15064 (darwin_default_min_version): Cleanup and validate supplied version.
15065 (darwin_driver_init): Likewise and push cleaned version into opts.
15067 2019-06-13 Jan Hubicka <hubicka@ucw.cz>
15069 PR tree-optimization/90869
15070 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Watch for view
15071 converts in MEM_REF referencing decl rather than view converts
15072 from decl type to MEM_REF type.
15074 2019-06-13 Richard Biener <rguenther@suse.de>
15076 PR tree-optimization/90856
15077 * tree-sra.c (build_ref_for_model): Only use
15078 build_reconstructed_reference when address-spaces are the same.
15080 2019-06-13 Jakub Jelinek <jakub@redhat.com>
15082 * config/nvptx/nvptx.c (nvptx_sese_number, nvptx_sese_pseudo): Don't
15083 wrap ei variable name in the declaration in ()s.
15084 (nvptx_single): Actually use mode_label variable. Formatting fix.
15086 2019-06-13 Richard Biener <rguenther@suse.de>
15088 * tree-vectorizer.h (vect_loop_vectorized_call): Declare.
15089 * tree-vectorizer.c (vect_loop_vectorized_call): Export and
15090 also return the condition stmt.
15091 * tree-vect-loop-manip.c (vect_loop_versioning): Compute outermost
15092 loop we can version and version that, reusing the loop version
15093 created by if-conversion instead of versioning again.
15095 2019-06-13 Aldy Hernandez <aldyh@redhat.com>
15097 * gimple-loop-versioning.cc (prune_loop_conditions): Use
15099 * tree-vrp (value_range_base::may_contain_p): Call into
15100 value_inside_range.
15101 (value_inside_range): Make private inside value_range_base class.
15102 Take min/max from *this.
15103 (range_includes_p): Remove.
15104 * tree-vrp.h (value_range_base): Add value_inside_range.
15105 (range_includes_p): Remove.
15106 (range_includes_zero_p): Call may_contain_p.
15107 * vr-values.c (compare_range_with_value): Same.
15109 2019-06-13 Claudiu Zissulescu <claziss@synopsys.com>
15111 * doc/extend.texi (ARC Function Attributes): Update info.
15113 2019-06-13 Feng Xue <fxue@os.amperecomputing.com>
15115 PR tree-optimization/89713
15116 * doc/invoke.texi (-ffinite-loops): Document new option.
15117 * common.opt (-ffinite-loops): New option.
15118 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark
15119 IFN_GOACC_LOOP calls as necessary.
15120 * tree-ssa-loop-niter.c (finite_loop_p): Assume loop with an exit
15122 * omp-offload.c (oacc_xform_loop): Skip lowering if return value of
15123 IFN_GOACC_LOOP call is not used.
15124 * opts.c (default_options_table): Enable -ffinite-loops at -O2+.
15126 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
15129 * tree-vect-loop-manip.c (vect_set_loop_masks_directly): If the
15130 compare_type is not with Pmode size, we will create an IV with
15131 Pmode size with truncated use (i.e. converted to the correct type).
15132 * tree-vect-loop.c (vect_verify_full_masking): Find IV type.
15133 (vect_iv_limit_for_full_masking): New. Factored out of
15134 vect_set_loop_condition_masked.
15135 * tree-vectorizer.h (LOOP_VINFO_MASK_IV_TYPE): New.
15136 (vect_iv_limit_for_full_masking): Declare.
15138 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
15141 * tree-ssa-loop-ivopts.c (get_mem_type_for_internal_fn): Handle
15142 IFN_MASK_LOAD_LANES and IFN_MASK_STORE_LANES.
15143 (get_alias_ptr_type_for_ptr_address): Likewise.
15144 (add_iv_candidate_for_use): Add scaled index candidate if useful.
15145 * tree-ssa-address.c (preferred_mem_scale_factor): New.
15146 * config/aarch64/aarch64.c (aarch64_classify_address): Relax
15149 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
15151 * config/aarch64/iterators.md (ADDSUB): Fix typo in comment.
15153 2019-06-12 Dimitar Dimitrov <dimitar@dinux.eu>
15155 * common/config/pru/pru-common.c: New file.
15156 * config.gcc: Add PRU target.
15157 * config/pru/alu-zext.md: New file.
15158 * config/pru/constraints.md: New file.
15159 * config/pru/predicates.md: New file.
15160 * config/pru/pru-opts.h: New file.
15161 * config/pru/pru-passes.c: New file.
15162 * config/pru/pru-pragma.c: New file.
15163 * config/pru/pru-protos.h: New file.
15164 * config/pru/pru.c: New file.
15165 * config/pru/pru.h: New file.
15166 * config/pru/pru.md: New file.
15167 * config/pru/pru.opt: New file.
15168 * config/pru/t-pru: New file.
15169 * doc/extend.texi: Document PRU pragmas.
15170 * doc/invoke.texi: Document PRU-specific options.
15171 * doc/md.texi: Document PRU asm constraints.
15173 2019-06-12 Martin Sebor <msebor@redhat.com>
15175 PR middle-end/90676
15176 * tree-pretty-print.c (dump_mem_ref): New function. Include
15177 MEM_REF type in output when different size than operand.
15178 (dump_generic_node): Move code to dump_mem_ref and call it.
15180 2019-06-12 Martin Sebor <msebor@redhat.com>
15182 PR tree-optimization/90662
15183 * tree-ssa-strlen.c (get_stridx): Handle simple VLAs and pointers
15186 2019-06-12 Tom de Vries <tdevries@suse.de>
15188 PR tree-optimization/90009
15189 * config/nvptx/nvptx.c (nvptx_find_par): Assert fork has at most join.
15191 2019-06-12 Martin Liska <mliska@suse.cz>
15193 * ggc-common.c (ggc_prune_overhead_list): Do not sanitize
15195 * hash-map.h: Add sanitize_eq_and_hash into ::hash_map.
15196 * mem-stats.h (mem_alloc_description::mem_alloc_description):
15197 Do not sanitize created maps.
15199 2019-06-12 Aldy Hernandez <aldyh@redhat.com>
15201 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children): Use
15202 value_range::singleton_p.
15203 * tree-vrp.c (value_range_constant_singleton): Remove.
15204 * tree-vrp.h (value_range_constant_singleton): Remove.
15205 * vr-values.c (vr_values::singleton): Use
15206 value_range::singleton_p.
15208 2019-06-12 Jakub Jelinek <jakub@redhat.com>
15211 * cfgexpand.c (align_local_variable): Add really_expand argument,
15212 don't SET_DECL_ALIGN if it is false.
15213 (add_stack_var): Add really_expand argument, pass it through to
15214 align_local_variable.
15215 (expand_one_stack_var_1): Pass true as really_expand to
15216 align_local_variable.
15217 (expand_one_ssa_partition): Pass true as really_expand to
15219 (expand_one_var): Pass really_expand through to add_stack_var.
15221 2019-06-12 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
15223 * config/arm/iterators.md (VABAL): New int iterator.
15224 * config/arm/neon.md (<sup>sadv16qi): New define_expand.
15225 * config/arm/unspecs.md ("unspec"): Define UNSPEC_VABAL_S,
15226 UNSPEC_VABAL_U values.
15228 2019-06-12 Martin Liska <mliska@suse.cz>
15230 * value-prof.c (stream_out_histogram_value): Only first value
15233 2019-06-12 Jakub Jelinek <jakub@redhat.com>
15236 * symtab.c (symtab_node::set_section): Allow being called on aliases
15237 as long as they aren't analyzed yet.
15239 2019-06-11 Faraz Shahbazker <fshahbazker@wavecomp.com>
15241 * config/mips/mips.c (mips_final_postscan_insn): Modify call
15242 to `mips_set_text_contents_type' to indicate whether a
15243 non-debug insn follows.
15245 2019-06-11 Michael Meissner <meissner@linux.ibm.com>
15247 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Delete
15248 enabling -mpcrel by default.
15249 * config/rs6000/rs6000.c (rs6000_option_override_internal): Update
15250 test for -mpcrel and/or -mprefixed-addr needing -mcpu=future, so
15251 that the test against -mcpu=future is done first. Then test if
15252 -mprefixed-addr is on for -mpcrel.
15253 (rs6000_disable_incompatible_switches): Add -mcpu=future support.
15255 2019-06-11 Jakub Jelinek <jakub@redhat.com>
15258 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Use and.b%d
15259 instead of and.u%d.
15261 2019-06-11 Marc Glisse <marc.glisse@inria.fr>
15263 * match.pd (X/[ex]4<Y/[ex]4): Handle conversions.
15265 2019-06-11 Matthew Beliveau <mbelivea@redhat.com>
15267 PR c++/90449 - add -Winaccessible-base option.
15268 * doc/invoke.texi (Winaccessible-base): Document.
15270 2019-06-11 Marc Glisse <marc.glisse@inria.fr>
15272 PR tree-optimization/62041
15273 * fold-const.c (fold_real_zero_addition_p): Handle vectors.
15275 2019-06-11 Jason Merrill <jason@redhat.com>
15277 * gdbhooks.py (TreePrinter.to_string): Recognize ggc_free'd memory.
15278 * tree.c (get_tree_code_name): Likewise.
15279 * print-tree.c (print_node): Only briefly print a node with an
15282 2019-06-11 Jakub Jelinek <jakub@redhat.com>
15285 * trans-mem.c (tm_memopt_compute_available): Add assertion
15286 that blocks is not empty. Formatting fix.
15288 2019-06-11 Martin Liska <mliska@suse.cz>
15291 * hash-table.h: Extend create_gcc, add one parameter
15292 that is passed into hash_table::hash_table.
15294 2019-06-10 Uroš Bizjak <ubizjak@gmail.com>
15296 * config/i386/i386-protos.h (ix86_split_fp_absneg_operator):
15298 * config/i386/i386-expand.c (ix86_expand_fp_absneg_operator):
15299 Emit clobber also for non-sse operations.
15300 (ix86_split_fp_absneg_operator): New function.
15301 * config/i386/i386.md (SSEMODEF): New mode iterator.
15302 (ssevecmodef): New mode attribute.
15303 (<code>tf2): Use absneg code iterator.
15304 (*<code>tf2_1): Rename from *absnegtf3_sse. Use absneg code iterator.
15305 Add three-operand AVX alternatives.
15306 (*<code><mode>2_i387_1): Rename from *absnegxf2_i387.
15307 Use absneg code iterator and X87MODEF mode iterator.
15308 (absneg fp_reg non-sse splitter): Call absneg code iterator
15309 and X87MODEF mode iterator.
15310 (absneg general_reg non-sse splitter): Use absneg code iterator
15311 and X87MODEF mode iterator. Use ix86_split_fp_absneg_operator.
15312 (*<code><mode>2_1): Rename from *absneg<mode>2. Use absneg
15313 code iterator. Add three-operand AVX alternative.
15314 (absneg sse_reg splitter): Use absneg code iterator
15315 and SSEMODEF mode iterator. Handle AVX operands.
15316 (absneg fp_reg splitter): Use absneg code iterator
15317 and MODEF mode iterator.
15318 (absneg general_reg splitter): Merge splitters using MODEF mode
15319 iterator. Use absneg code iterator. Call
15320 ix86_split_fp_absneg_operator.
15321 (*<code><mode>2_i387): Rename from *<code><mode>2_1.
15322 Do not enable for non-sse modes before reload.
15323 (CSGNMODE): Remove.
15324 (CSGNVMODE): Ditto.
15325 (copysing<mode>3): Use SSEMODEF instead of CSGNMODE and
15326 ssevecmodef mode attribute instaed of CSGNVMODE.
15327 (copysign<mode>3_const): Ditto.
15328 (copysign<mode>3_var): Ditto.
15329 * config/i386/i386.md (*<code><mode>2): Rename from *absneg<mode>2.
15330 Use absneg code iterator. Simplify code using std::swap.
15331 * config/i386/predicates.md (absneg_operator): Remove.
15333 2019-06-10 Martin Sebor <msebor@redhat.com>
15335 * gimple-fold.c (get_range_strlen): Update comment that didn't
15336 make it into r267503 or related commits.
15338 2019-06-10 Vladislav Ivanishin <vlad@ispras.ru>
15340 * gcov-tool.c (merge_usage, rewrite_usage): Mark with
15341 ATTRIBUTE_NORETURN thus making consistent with overlap_usage.
15343 2019-06-10 Jakub Jelinek <jakub@redhat.com>
15345 * tree.def (OMP_SCAN): New tree code.
15346 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_INCLUSIVE and
15347 OMP_CLAUSE_EXCLUSIVE.
15348 * tree.h (OMP_CLAUSES): Use OMP_SCAN instead of OMP_TASKGROUP.
15349 (OMP_SCAN_BODY, OMP_SCAN_CLAUSES): Define.
15350 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add entries for
15351 OMP_CLAUSE_{IN,EX}CLUSIVE.
15352 (walk_tree_1): Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
15353 * tree-nested.c (convert_nonlocal_reference_stmt,
15354 convert_local_reference_stmt, convert_gimple_call): Handle
15356 * tree-pretty-print.c (dump_omp_clause): Handle
15357 OMP_CLAUSE_{IN,EX}CLUSIVE.
15358 (dump_generic_node): Handle OMP_SCAN.
15359 * gimple.def (GIMPLE_OMP_SCAN): New gimple code.
15360 * gimple.h (gomp_scan): New type.
15361 (is_a_helper <gomp_scan *>::test,
15362 is_a_helper <const gomp_scan *>::test): New templates.
15363 (gimple_build_omp_scan): Declare.
15364 (gimple_omp_scan_clauses, gimple_omp_scan_clauses_ptr,
15365 gimple_omp_scan_set_clauses): New inline functions.
15366 (CASE_GIMPLE_OMP): Add case GIMPLE_OMP_SCAN:.
15367 * gimple.c (gimple_build_omp_scan): New function.
15368 (gimple_copy): Handle GIMPLE_OMP_SCAN.
15369 * gimple-walk.c (walk_gimple_op, walk_gimple_stmt): Likewise.
15370 * gimple-pretty-print.c (dump_gimple_omp_block): Don't handle
15371 GIMPLE_OMP_TASKGROUP.
15372 (dump_gimple_omp_scan): New function.
15373 (pp_gimple_stmt_1): Handle GIMPLE_OMP_SCAN.
15374 * gimple-low.c (lower_stmt): Handle GIMPLE_OMP_SCAN.
15375 * tree-inline.c (remap_gimple_stmt, estimate_num_insns): Likewise.
15376 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_REDUCTION_INSCAN.
15377 (is_gimple_stmt): Handle OMP_SCAN.
15378 (gimplify_scan_omp_clauses): Reject inscan reductions on constructs
15379 other than OMP_FOR or OMP_SIMD. Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
15380 (gimplify_adjust_omp_clauses): Diagnose inscan reductions not
15381 mentioned in nested #pragma omp scan. Handle
15382 OMP_CLAUSE_{IN,EX}CLUSIVE.
15383 (gimplify_expr): Handle OMP_SCAN.
15384 * omp-low.c (check_omp_nesting_restrictions): For parent context,
15385 look through GIMPLE_OMP_SCAN context. Allow #pragma omp scan in
15387 (scan_omp_1_stmt, lower_omp_1, diagnose_sb_1, diagnose_sb_2): Handle
15390 2019-06-10 Martin Liska <mliska@suse.cz>
15392 * ipa-cp.c (ignore_edge_p): New function.
15393 (build_toporder_info): Use it.
15394 * ipa-inline.c (ignore_edge_p): New function.
15395 (inline_small_functions): Use it.
15396 * ipa-pure-const.c (ignore_edge_for_nothrow):
15397 Verify opt_for_fn for caller and callee.
15398 (ignore_edge_for_pure_const): Likewise.
15399 * ipa-reference.c (ignore_edge_p): Extend to check
15401 * ipa-utils.c (searchc): Refactor.
15402 * ipa-utils.h: Fix coding style.
15404 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
15406 * config/arc/arc.c (arc_rtx_costs): Update costs.
15408 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
15410 * config/arc/arc-protos.h (arc_check_ior_const): Declare.
15411 (arc_split_ior): Likewise.
15412 (arc_check_mov_const): Likewise.
15413 (arc_split_mov_const): Likewise.
15414 * config/arc/arc.c (arc_print_operand): Fix 'z' letter.
15415 (arc_rtx_costs): Replace check Crr with Cax constraint.
15416 (prepare_move_operands): Cleanup, remove unused code.
15417 (arc_split_ior): New function.
15418 (arc_check_ior_const): Likewise.
15419 (arc_split_mov_const): Likewise.
15420 (arc_check_mov_const): Likewise.
15421 * config/arc/arc.md (movsi_insn): Restructure it, and convert it
15422 in define_insn_and_split pattern.
15423 (iorsi3): Likewise.
15424 (mulsi3_v2): Add new matching variant.
15425 (andsi3_i): Cleanup pattern.
15426 (rotrsi3_cnt1): Update pattern.
15427 (rotrsi3_cnt8): New pattern.
15428 (ashlsi2_cnt8): Likewise.
15429 (ashlsi2_cnt16): Likewise.
15430 * config/arc/constraints.md (C0p): Update constraint.
15432 (C0x): New pattern.
15433 (Cax): New pattern.
15435 2019-06-10 Martin Liska <mliska@suse.cz>
15437 * ipa-icf.c (sem_item_optimizer::parse_nonsingleton_classes):
15438 Update coding style.
15439 (sem_item_optimizer::dump_cong_classes):
15440 Print how many items are in a non-singular class. Improve
15443 2019-06-10 Martin Liska <mliska@suse.cz>
15445 * value-prof.c (dump_histogram_value): Change dump format.
15446 (gimple_mod_subtract_transform): Remove legacy comment.
15448 2019-06-10 Martin Liska <mliska@suse.cz>
15450 * value-prof.c (dump_histogram_value): Print histogram values
15453 2019-06-10 Martin Liska <mliska@suse.cz>
15455 * gcov-io.h (GCOV_DISK_SINGLE_VALUES): New.
15456 (GCOV_SINGLE_VALUE_COUNTERS): Likewise.
15457 * ipa-profile.c (ipa_profile_generate_summary):
15458 Use get_most_common_single_value.
15459 * tree-profile.c (gimple_init_gcov_profiler):
15460 Instrument with __gcov_one_value_profiler_v2
15461 and __gcov_indirect_call_profiler_v4.
15462 * value-prof.c (dump_histogram_value):
15463 Print all values for HIST_TYPE_SINGLE_VALUE.
15464 (stream_out_histogram_value): Update assert for
15466 (stream_in_histogram_value): Set number of
15467 counters for HIST_TYPE_SINGLE_VALUE.
15468 (get_most_common_single_value): New.
15469 (gimple_divmod_fixed_value_transform):
15470 Use get_most_common_single_value.
15471 (gimple_ic_transform): Likewise.
15472 (gimple_stringops_transform): Likewise.
15473 (gimple_find_values_to_profile): Set number
15474 of counters for HIST_TYPE_SINGLE_VALUE.
15475 * value-prof.h (get_most_common_single_value): New.
15477 2019-06-10 Martin Liska <mliska@suse.cz>
15479 * hash-map.h: Pass default value to hash_table ctor.
15480 * hash-table.h: Add default value to call of a ctor.
15482 2019-06-08 Jonathan Wakely <jwakely@redhat.com>
15484 * doc/invoke.texi (C Dialect Options): Minor grammatical change.
15485 (x86 Options): Replace all uses of "PCL_MUL" with "PCLMUL"
15487 2019-06-07 John David Anglin <danglin@gcc.gnu.orig>
15490 * config/pa/pa-linux.h (ASM_DECLARE_FUNCTION_NAME): Update comment.
15491 Call pa_output_function_label.
15492 (TARGET_ASM_FUNCTION_PROLOGUE): define.
15493 * config/pa/pa-protos.h (pa_output_function_label): Declare.
15494 * config/pa/pa.c (pa_output_function_prologue): Add ATTRIBUTE_UNUSED
15496 (pa_linux_output_function_prologue): Declare.
15497 (TARGET_ASM_FUNCTION_PROLOGUE): Delete define.
15498 (pa_output_function_label): New.
15499 (pa_output_function_prologue): Revise to use pa_output_function_label.
15500 (pa_linux_output_function_prologue): New.
15501 * config/pa/pa.h (TARGET_ASM_FUNCTION_PROLOGUE): Define.
15503 2019-06-07 Aldy Hernandez <aldyh@redhat.com>
15505 * tree-vrp.h (value_range_base::intersect): New.
15506 (value_range::intersect_helper): Move from here...
15507 (value_range_base::intersect_helper): ...to here.
15508 * tree-vrp.c (value_range::intersect_helper): Rename to...
15509 (value_range_base::intersect_helper): ...this, and rewrite to
15510 return a value instead of modifying THIS in place.
15511 Also, move equivalence handling...
15512 (value_range::intersect): ...here, while calling intersect_helper.
15513 * gimple-fold.c (size_must_be_zero_p): Use value_range_base when
15515 * gimple-ssa-evrp-analyze.c (ecord_ranges_from_incoming_edge):
15517 * vr-values.c (vrp_evaluate_conditional_warnv_with_ops): Same.
15519 2019-06-07 Jakub Jelinek <jakub@redhat.com>
15521 * Makefile.in (genprogerr): Add condmd.
15522 (genprog): Remove it here.
15524 2019-06-07 Andrew Stubbs <ams@codesourcery.com>
15526 * doc/invoke.texi (AMD GCN Options): Add gfx906.
15528 2019-06-07 Richard Biener <rguenther@suse.de>
15531 * tree-cfg.c (stmt_starts_bb_p): Split blocks at labels
15532 that appear after user labels.
15534 2019-06-07 Martin Liska <mliska@suse.cz>
15536 * cselib.c (cselib_init): Disable hash table
15538 * hash-set.h: Pass new default argument to m_table.
15539 * hash-table.c: Add global variable with hash table
15540 sanitization limit.
15541 * hash-table.h (Allocator>::hash_table): Add new argument
15543 (hashtab_chk_error): New.
15544 * params.def (PARAM_HASH_TABLE_VERIFICATION_LIMIT): New.
15545 * toplev.c (process_options): Set hash_table_sanitize_eq_limit
15546 from the PARAM_HASH_TABLE_VERIFICATION_LIMIT value.
15548 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
15550 * common.opt (flto-odr-type-merging): Ignore.
15551 * invoke.texi (-flto-odr-type-merging): Remove.
15552 * ipa-devirt.c (odr_vtable_hasher:odr_name_hasher): Remove.
15553 (can_be_vtable_hashed_p): Remove.
15554 (hash_odr_vtable): Remove.
15555 (odr_vtable_hasher::hash): Remove.
15556 (types_same_for_odr): Remove.
15557 (types_odr_comparable): Remove.
15558 (odr_vtable_hasher::equal): Remove.
15559 (odr_vtable_hash_type, odr_vtable_hash): Remove.
15560 (add_type_duplicate): Do not synchronize vtable and name hashtables.
15561 (get_odr_type): Do not use vtable hash.
15562 (dump_odr_type): Remove commented out code.
15563 (build_type_inheritance_graph): Do not allocate vtable hash.
15564 (rebuild_type_inheritance_graph): Do not delete vtable hash.
15565 * ipa-utils.h (type_with_linkage_p): Drop vtable hash path.
15566 (odr_type_p): Likewise.
15567 * tree.c (need_assembler_name_p): Remove flag_lto_odr_type_mering
15570 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
15572 * tree-ssa-alias.c (aliasing_component_refs_p): Do not give up
15573 immediately after same_types_for_tbaa_p returns -1 and continue
15574 looking for possible exact match; if matching types are arrays
15575 watch for partial overlaps.
15576 (indirect_ref_may_alias_decl_p): Watch for partial array overlaps.
15577 (indirect_refs_may_alias_p): Do type based disambiguation first;
15580 2019-06-07 Richard Sandiford <richard.sandiford@arm.com>
15582 * fwprop.c (propagate_rtx): Fix call to paradoxical_subreg_p.
15584 2019-06-07 Martin Liska <mliska@suse.cz>
15586 * doc/invoke.texi: Remove param.
15587 * gcov-counter.def (GCOV_COUNTER_ICALL_TOPNV):
15589 * gcov-io.h (GCOV_ICALL_TOPN_VAL): Likewise.
15590 (GCOV_ICALL_TOPN_NCOUNTS): Likewise.
15591 * params.def (PARAM_INDIR_CALL_TOPN_PROFILE): Likewise.
15592 * profile.c (instrument_values): Remove
15593 HIST_TYPE_INDIR_CALL_TOPN.
15594 * tree-profile.c (init_ic_make_global_vars):
15595 Always build __gcov_indirect_call only.
15596 (gimple_init_gcov_profiler): Remove usage
15597 of PARAM_INDIR_CALL_TOPN_PROFILE.
15598 (gimple_gen_ic_profiler): Likewise.
15599 * value-prof.c (dump_histogram_value): Likewise.
15600 (stream_in_histogram_value): Likewise.
15601 (gimple_indirect_call_to_profile): Likewise.
15602 (gimple_find_values_to_profile): Likewise.
15603 * value-prof.h (enum hist_type): Likewise.
15605 2019-06-07 Martin Liska <mliska@suse.cz>
15607 * tree-ssa-loop.c (get_lsm_tmp_name): Return at the end of the
15610 2019-06-07 Martin Liska <mliska@suse.cz>
15612 PR tree-optimization/78902
15613 * builtin-attrs.def (ATTR_WARN_UNUSED_RESULT): New.
15614 (ATTR_MALLOC_NOTHROW_LEAF_LIST): Remove.
15615 (ATTR_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
15616 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
15617 (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): Remove.
15618 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Remove.
15619 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LIST): New.
15620 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LIST): New.
15621 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
15622 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): Remove.
15623 (ATTR_ALLOCA_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
15624 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Remove.
15625 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_2_NOTHROW_LEAF_LIST):
15627 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Remove.
15628 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LEAF_LIST): New.
15629 (ATTR_MALLOC_NOTHROW_NONNULL): Remove.
15630 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
15631 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
15632 (ATTR_MALLOC_NOTHROW_NONNULL_LEAF): Remove.
15633 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
15634 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
15635 * builtins.def (BUILT_IN_ALIGNED_ALLOC): Change to use
15636 warn_unused_result attribute.
15637 (BUILT_IN_STRDUP): Likewise.
15638 (BUILT_IN_STRNDUP): Likewise.
15639 (BUILT_IN_ALLOCA): Likewise.
15640 (BUILT_IN_CALLOC): Likewise.
15641 (BUILT_IN_MALLOC): Likewise.
15642 (BUILT_IN_REALLOC): Likewise.
15644 2019-06-06 Jim Wilson <jimw@sifive.com>
15647 * config/riscv/riscv.h (STARTFILE_PREFIX_SPEC): Deleted.
15648 * config/riscv/freebsd.h (STARTFILE_PREFIX_SPEC): Added.
15649 * config/riscv/linux.h (STARTFILE_PREFIX_SPEC): Added.
15651 2019-06-06 Martin Sebor <msebor@redhat.com>
15653 * tree-ssa-strlen.c (adjust_related_strinfos): Avoid trailing article.
15654 (handle_builtin_malloc): Remove trailing spaces.
15655 (handle_builtin_memset): Same.
15656 (handle_builtin_memcmp): Same.
15657 (compute_string_length): Same.
15658 (determine_min_objsize): Same.
15659 (handle_builtin_string_cmp): Same.
15660 (handle_char_store): Same. Break up excessively long line.
15662 2019-06-06 Martin Jambor <mjambor@suse.cz>
15664 * tree-sra.c (build_reconstructed_reference): Drop the alignment
15667 2019-06-06 Martin Jambor <mjambor@suse.cz>
15669 * tree-sra.c (struct access): New field grp_same_access_path.
15670 (dump_access): Dump it.
15671 (build_reconstructed_reference): New function.
15672 (build_ref_for_model): Use it if possible.
15673 (path_comparable_for_same_access): New function.
15674 (same_access_path_p): Likewise.
15675 (sort_and_splice_var_accesses): Set the new flag.
15676 (analyze_access_subtree): Likewise.
15677 (propagate_subaccesses_across_link): Propagate zero value of the new
15678 flag down the access tree.
15680 2019-06-06 Andrew Stubbs <ams@codesourcery.com>
15682 * config.gcc (amdgcn-*-*): Allow --with-arch=gfx906.
15683 * config/gcn/gcn.opt (gpu_type): Add gfx906.
15684 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add gfx906 multilib.
15685 (MULTILIB_DIRNAMES): Rename gcn5 to gfx900.
15688 2019-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15690 PR tree-optimization/90332
15691 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
15692 Handle VALS containing two vectors.
15693 * config/aarch64/aarch64-simd.md (*aarch64_combinez<mode>): Rename
15695 (@aarch64_combinez<mode>): ... This.
15696 (*aarch64_combinez_be<mode>): Rename to...
15697 (@aarch64_combinez_be<mode>): ... This.
15698 (vec_init<mode><Vhalf>): New define_expand.
15699 * config/aarch64/iterators.md (Vhalf): Handle V8HF.
15701 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
15703 * config/msp430/msp430.md (ashlhi3): Use the const_variant of shift
15704 library functions only when not optimizing for size.
15705 (ashlsi3): Likewise.
15706 (ashrhi3): Likewise.
15707 (ashrsi3): Likewise.
15708 (lshrhi3): Likewise.
15709 (lshrsi3): Likewise.
15711 2019-06-06 Andreas Krebbel <krebbel@linux.ibm.com>
15713 PR rtl-optimization/88751
15714 * ira.c (ira): Use the number of the actually referenced registers
15715 when calculating the threshold.
15717 2019-06-06 Jakub Jelinek <jakub@redhat.com>
15719 * configure: Regenerate.
15721 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
15723 * config/msp430/msp430.md (ashlhi3): Force shift src operand into a
15724 register if it is in memory, so the shift can be emulated with a rotate
15726 (ashrhi3): Likewise.
15727 (lshrhi3): Likewise.
15729 2019-06-06 Martin Liska <mliska@suse.cz>
15731 PR tree-optimization/87954
15732 * match.pd: Simplify mult where both arguments are 0 or 1.
15734 2019-06-06 Richard Biener <rguenther@suse.de>
15736 * vr-values.c (vr_values::extract_range_from_ssa_name): Do not
15737 put equivalences on UNDEFINED ranges.
15738 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
15739 Make sure to drop defs of stmts added during simplification
15742 2019-06-06 Richard Biener <rguenther@suse.de>
15744 * tree-ssa-structalias.c: Include tree-cfg.h.
15745 (make_heapvar): Do not make heap vars artificial.
15746 (find_func_aliases_for_builtin_call): Handle stack allocation
15748 (find_func_aliases): Delay processing of simple enough returns
15750 (set_uids_in_ptset): Adjust.
15751 (find_what_var_points_to): Likewise.
15752 (solve_constraints): Do not dump points-to sets here.
15753 (compute_points_to_sets): Post-process return statements,
15754 amending the escaped solution. Dump points-to sets afterwards.
15755 (ipa_pta_execute): Dump points-to sets.
15757 2019-06-06 Martin Liska <mliska@suse.cz>
15760 * doc/install.texi: Fix HTML headers and
15761 titles for 'Installing GCC' pages.
15763 2019-06-06 Martin Liska <mliska@suse.cz>
15765 * ipa-icf-gimple.h (dump_message_1): Remove.
15766 (dump_message): Likewise.
15767 (return_false_with_message_1): Print also file.
15768 (return_false_with_msg): Likewise.
15769 (return_with_result): Likewise.
15770 (return_with_debug): Likewise.
15771 * ipa-icf.c (sem_function::equals_private): Remove call
15774 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
15776 * config/i386/sse.md (define_mode_suffix vecmemsuffix): New.
15777 (define_insn "avx512dq_fpclass<mode><mask_scalar_merge_name>"): Enable
15778 memory operand for it.
15779 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>"): Ditto.
15781 2019-06-05 Martin Sebor <msebor@redhat.com>
15783 * config/i386/i386-features.c (ix86_get_function_versions_dispatcher):
15784 Adjust quoting and hyphenation.
15785 * convert.c (convert_to_real_1): Same.
15786 * gcc.c (driver_wrong_lang_callback): Same.
15787 (driver::handle_unrecognized_options): Same.
15788 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
15789 * opts-common.c (cmdline_handle_error): Same.
15790 (read_cmdline_option): Same.
15791 * opts-global.c (complain_wrong_lang): Same.
15792 (print_ignored_options): Same.
15793 (handle_common_deferred_options): Same.
15794 * pretty-print.h: Same.
15795 * print-rtl.c (debug_bb_n_slim): Same.
15796 * sched-rgn.c (make_pass_sched_fusion): Same.
15797 * tree-cfg.c (verify_gimple_assign_unary): Same.
15798 (verify_gimple_label): Same.
15799 * tree-ssa-operands.c (verify_ssa_operands): Same.
15800 * varasm.c (do_assemble_alias): Same.
15801 (assemble_alias): Same.
15803 2019-06-05 Richard Henderson <rth@twiddle.net>
15805 * config/alpha/alpha.c (direct_return): Move down after
15806 struct machine_function definition; use saved frame_size;
15808 (struct machine_function): Add sa_mask, sa_size, frame_size.
15809 (alpha_sa_mask, alpha_sa_size, compute_frame_size): Merge into ...
15810 (alpha_compute_frame_layout): ... new function.
15811 (TARGET_COMPUTE_FRAME_LAYOUT): New.
15812 (alpha_initial_elimination_offset): Use saved sa_size.
15813 (alpha_vms_initial_elimination_offset): Likewise.
15814 (alpha_vms_can_eliminate): Remove alpha_sa_size call.
15815 (alpha_expand_prologue): Use saved frame data. Merge integer
15816 and fp register save loops.
15817 (alpha_expand_epilogue): Likewise.
15818 (alpha_start_function): Use saved frame data.
15819 * config/alpha/alpha-protos.h (direct_return): Update.
15820 (alpha_sa_size): Remove.
15822 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
15824 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
15825 multiplication by a power-of-two value.
15826 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
15827 and turn the modulo operation into a masking operation.
15829 2019-06-05 Jakub Jelinek <jakub@redhat.com>
15832 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
15833 with VOIDmode inner operands.
15835 2019-06-05 Richard Biener <rguenther@suse.de>
15837 PR middle-end/90726
15838 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
15839 turn an expression graph into a tree.
15841 2019-06-05 Jakub Jelinek <jakub@redhat.com>
15843 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
15845 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
15846 treat it like explicit monotonic schedule modifier.
15847 (expand_omp_for): Initialize has_lastprivate_conditional.
15848 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
15851 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
15852 references, lookup in in hash map MEM_REF operand instead of the
15854 (lower_omp_1): When looking for lastprivate conditional assignments,
15855 handle MEM_REFs with REFERENCE_TYPE operands.
15857 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
15858 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
15859 and references a VLA. Handle references to non-VLAs if is_simd
15860 all privatization clauses like reductions.
15861 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
15862 If omp_is_reference, use always omp simd arrays and set
15863 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
15864 fails, emit reference initialization.
15866 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
15869 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
15870 _mm_mask_fpclass_sd_mask): New intrinsics.
15871 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
15872 * config/i386/i386-builtin.def
15873 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
15875 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
15876 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
15877 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
15878 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
15879 case QI_FTYPE_V2SF_INT): Ditto.
15880 * config/i386/sse.md
15881 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
15882 Extended to insnstructions with mask operands.
15884 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
15886 * config/rs6000/constraints.md (define_register_constraint "wp"):
15888 (define_register_constraint "wq"): Delete.
15889 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
15890 (rs6000_init_hard_regno_mode_ok): Adjust.
15891 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
15892 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
15893 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
15894 (define_mode_attr VSa): Delete.
15895 (define_mode_attr VSisa): New.
15896 (rest of file): Adjust.
15897 * doc/md.texi (Machine Constraints): Adjust.
15899 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
15901 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
15902 (define_attr "enabled"): Handle those new isa values.
15904 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
15906 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
15907 (define_mode_attr VSr5): Delete.
15908 (define_mode_attr VStype_sqrt): Delete.
15909 (define_mode_iterator VSX_SPDP): Delete.
15910 (define_mode_attr VS_spdp_res): Delete.
15911 (define_mode_attr VS_spdp_insn): Delete.
15912 (define_mode_attr VS_spdp_type): Delete.
15913 (*vsx_sqrt<mode>2): Adjust.
15914 (vsx_<VS_spdp_insn>): Delete, split to...
15915 (vsx_xscvdpsp): ... this. New. And...
15916 (vsx_xvcvspdp): ... this. New. And...
15917 (vsx_xvcvdpsp): ... this. New.
15919 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
15921 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
15923 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
15924 (rest of file): Adjust.
15926 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
15928 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
15929 (vsx_extract_<mode>_var): Ditto.
15931 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
15933 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
15936 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
15938 * config/rs6000/constraints.md (define_register_constraint "ww"):
15940 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
15941 (rs6000_init_hard_regno_mode_ok): Adjust.
15942 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
15943 RS6000_CONSTRAINT_ww.
15944 * config/rs6000/rs6000.md: Adjust.
15945 * config/rs6000/vsx.md: Adjust.
15946 * doc/md.texi (Machine Constraints): Adjust.
15948 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
15950 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
15951 (define_mode_attr sd): New.
15952 (define_mode_attr s): New.
15953 (define_mode_attr Ftrad): Delete.
15954 (define_mode_attr Fvsx): Delete.
15955 (define_mode_attr Fs): Delete.
15956 (rest of file): Use the new mode attributes.
15957 * config.rs6000/vsx.md: Use the new mode attributes.
15959 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
15961 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
15964 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
15966 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
15967 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
15968 used with VSX_B, VSX_D, or VSX_F, with just "wa".
15970 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
15973 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
15974 C++ with strict ANSI requirements.
15976 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
15978 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
15979 computations when step is 1.
15981 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
15983 * config/rs6000/constraints.md (define_register_constraint "wf"):
15985 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
15986 (rs6000_init_hard_regno_mode_ok): Adjust.
15987 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
15988 RS6000_CONSTRAINT_wf.
15989 * config/rs6000/rs6000.md: Adjust.
15990 * config/rs6000/vsx.md: Adjust.
15991 * doc/md.texi (Machine Constraints): Adjust.
15993 2019-06-04 Andrew Pinski <apinski@marvell.com>
15995 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
15998 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
16000 * config/rs6000/constraints.md (define_register_constraint "wd"):
16002 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
16003 (rs6000_init_hard_regno_mode_ok): Adjust.
16004 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
16005 RS6000_CONSTRAINT_wd.
16006 * config/rs6000/rs6000.md: Adjust.
16007 * config/rs6000/vsx.md: Adjust.
16008 * doc/md.texi (Machine Constraints): Adjust.
16010 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
16012 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
16013 (rest of file): Adjust.
16015 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
16017 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
16018 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
16019 (vsx_splat_<mode>_reg): Adjust.
16021 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
16023 * config/rs6000/constraints.md (define_register_constraint "ws"):
16025 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
16026 (rs6000_init_hard_regno_mode_ok): Adjust.
16027 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
16028 RS6000_CONSTRAINT_ws.
16029 * config/rs6000/rs6000.md: Adjust.
16030 * config/rs6000/vsx.md: Adjust.
16031 * doc/md.texi (Machine Constraints): Adjust.
16033 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
16035 * config/rs6000/constraints.md (define_register_constraint "wv"):
16037 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
16038 (rs6000_init_hard_regno_mode_ok): Adjust.
16039 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
16040 RS6000_CONSTRAINT_wv.
16041 * config/rs6000/rs6000.md: Adjust.
16042 * config/rs6000/vsx.md: Adjust.
16043 * doc/md.texi (Machine Constraints): Adjust.
16045 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
16047 * config/rs6000/constraints.md (define_register_constraint "wi"):
16049 (define_register_constraint "wt"): Delete.
16050 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
16051 (rs6000_init_hard_regno_mode_ok): Adjust.
16052 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
16053 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
16054 * config/rs6000/rs6000.md: Adjust.
16055 * config/rs6000/vsx.md: Adjust.
16056 * doc/md.texi (Machine Constraints): Adjust.
16058 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
16060 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
16062 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
16063 default_elf_asm_output_external.
16065 2019-06-04 Martin Liska <mliska@suse.cz>
16067 * ipa-icf.c (INCLUDE_LIST): Remove.
16068 (sem_item_optimizer::execute): Remove call to init_wpa.
16069 * ipa-icf.h (init_wpa): Remove.
16071 2019-06-04 Jakub Jelinek <jakub@redhat.com>
16073 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
16074 conditional on combined for simd.
16075 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
16077 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
16078 constructs, don't remove lastprivate_conditional_map, but instead set
16079 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
16080 to parent construct temporaries.
16081 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
16082 like !ctx->lastprivate_conditional_map.
16083 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
16084 use up->outer context instead of up.
16085 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
16086 gimple_omp_for_combined_p.
16087 (expand_omp_for_static_nochunk): Likewise.
16088 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
16089 probably moved over into expand_omp_for_generic rather than being copied
16092 2019-06-04 Martin Liska <mliska@suse.cz>
16094 * value-prof.c (dump_histogram_value): Fix typo.
16095 (gimple_mod_subtract_transform): Likewise.
16097 2019-06-04 Richard Biener <rguenther@suse.de>
16099 PR middle-end/90726
16100 * tree-chrec.c (chrec_contains_symbols): Add to visited.
16101 (tree_contains_chrecs): Likewise.
16102 (chrec_contains_symbols_defined_in_loop): Move here and avoid
16103 exponential behaivor from ...
16104 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
16106 (expression_expensive_p): Avoid exponential behavior and compute
16107 expanded size, rejecting any expansion.
16108 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
16109 (idx_contains_abnormal_ssa_name_p): Likewise.
16110 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
16111 (contains_abnormal_ssa_name_p): Simplify and use
16112 walk_tree_without_duplicates.
16114 2019-06-04 Richard Biener <rguenther@suse.de>
16116 PR tree-optimization/90738
16118 2019-06-03 Richard Biener <rguenther@suse.de>
16120 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
16121 full reference tree and record in ref->ref.
16122 (vn_reference_lookup_3): Pass in original ref to
16123 ao_ref_init_from_vn_reference.
16124 (vn_reference_lookup): Likewise.
16125 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
16126 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
16127 Handle non-decl bases in the original reference.
16129 2019-06-04 Martin Liska <mliska@suse.cz>
16131 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
16132 number of references.
16133 (sem_item_optimizer::do_congruence_step):
16134 (sem_item_optimizer::worklist_push): Dump how references
16136 (sem_item_optimizer::worklist_pop): Use heap.
16137 (sem_item_optimizer::process_cong_reduction): Likewise.
16138 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
16140 2019-06-04 Martin Liska <mliska@suse.cz>
16142 * ipa-icf.h (struct sem_usage_pair_hash): New.
16143 (sem_usage_pair_hash::hash): Likewise.
16144 (sem_usage_pair_hash::equal): Likewise.
16145 (struct sem_usage_hash): Likewise.
16146 * ipa-icf.c (sem_item::sem_item): Initialize
16147 referenced_by_count.
16148 (sem_item::add_reference): Register a reference
16149 in ref_map and not in target->usages.
16150 (sem_item::setup): Remove initialization of
16152 (sem_item::~sem_item): Remove usage of dead vectors.
16153 (sem_item::dump): Remove dump of references.
16154 (sem_item_optimizer::sem_item_optimizer): Initialize
16156 (sem_item_optimizer::read_section): Remove useless
16158 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
16159 (sem_item_optimizer::build_graph): Pass m_references
16160 to ::add_reference.
16161 (sem_item_optimizer::verify_classes): Remove usage of dead
16163 (sem_item_optimizer::traverse_congruence_split): Return true
16164 when a class is split.
16165 (sem_item_optimizer::do_congruence_step_for_index): Use
16166 hash_map for look up of (sem_item *, index). That brings
16167 significant speed up.
16168 (sem_item_optimizer::do_congruence_step): Return true
16169 when a split is done.
16170 (congruence_class::is_class_used): Use referenced_by_count.
16172 2019-06-04 Alan Modra <amodra@gmail.com>
16175 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
16178 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
16180 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
16181 * config/rs6000/rs6000.c (direct_move_p): Adjust.
16182 (rs6000_secondary_reload_simple_move): Adjust.
16183 (rs6000_opt_masks): Neuter the "mfpgpr" option.
16184 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
16185 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
16188 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
16189 (floatunssi<mode>2_lfiwzx): Adjust.
16190 (fix_trunc<mode>si2_stfiwx): Adjust.
16191 (fixuns_trunc<mode>si2_stfiwx): Adjust.
16192 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
16193 (mfpgpr): Mark as deprecated.
16194 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
16195 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
16196 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
16198 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
16200 * config/rs6000/constraints.md (define_register_constraint "wg"):
16202 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
16203 RS6000_CONSTRAINT_wg.
16204 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
16205 (rs6000_init_hard_regno_mode_ok): Adjust.
16206 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
16207 Delete "wg" alternatives.
16208 * doc/md.texi (Machine Constraints): Adjust.
16210 2019-06-03 Alan Modra <amodra@gmail.com>
16212 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
16213 (get_uncond_jump_length): Assert length less than INT_MAX and
16216 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
16218 PR middle-end/64242
16219 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
16221 (expand_builtin_nonlocal_goto): Likewise.
16223 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
16225 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
16226 (aarch64_asm_output_external): Declare.
16227 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
16228 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
16229 (aarch64_asm_output_alias): New.
16230 (aarch64_asm_output_external): New.
16231 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
16232 (ASM_OUTPUT_EXTERNAL): Define.
16234 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
16235 * tree-vrp.h (value_range_base::nonzero_p): New.
16236 (value_range_base::set_nonnull): Rename to...
16237 (value_range_base::set_nonzero): ...this.
16238 (value_range_base::set_null): Rename to...
16239 (value_range_base::set_zero): ...this.
16240 (value_range::set_nonnull): Remove.
16241 (value_range::set_null): Remove.
16242 * tree-vrp.c (range_is_null): Remove.
16243 (range_is_nonnull): Remove.
16244 (extract_range_from_binary_expr): Use value_range_base::*zero_p
16245 instead of range_is_*null.
16246 (extract_range_from_unary_expr): Same.
16247 (value_range_base::set_nonnull): Rename to...
16248 (value_range_base::set_nonzero): ...this.
16249 (value_range::set_nonnull): Remove.
16250 (value_range_base::set_null): Rename to...
16251 (value_range_base::set_zero): ...this.
16252 (value_range::set_null): Remove.
16253 (extract_range_from_binary_expr): Rename set_*null uses to
16255 (extract_range_from_unary_expr): Same.
16256 (union_helper): Same.
16257 * vr-values.c (get_value_range): Use set_*zero instead of
16259 (vr_values::extract_range_from_binary_expr): Same.
16260 (vr_values::extract_range_basic): Same.
16262 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
16265 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
16267 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16269 * config/aarch64/iterators.md (MAX_OPP): New code attr.
16270 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3):
16272 (aarch64_<su>abd<mode>_3): ... This.
16273 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
16275 2019-06-03 Richard Biener <rguenther@suse.de>
16277 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
16278 full reference tree and record in ref->ref.
16279 (vn_reference_lookup_3): Pass in original ref to
16280 ao_ref_init_from_vn_reference.
16281 (vn_reference_lookup): Likewise.
16282 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
16283 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
16284 Handle non-decl bases in the original reference.
16286 2019-06-03 Martin Liska <mliska@suse.cz>
16288 * doc/generic.texi: Remove Java Trees.
16290 2019-06-03 Martin Liska <mliska@suse.cz>
16292 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
16293 returns 0 when operands are equal.
16295 2019-06-03 Richard Biener <rguenther@suse.de>
16297 PR tree-optimization/90716
16298 * tree-loop-distribution.c (destroy_loop): Process blocks in
16301 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16304 * vector-builder.h (vector_builder::count_dups): New method.
16305 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
16307 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
16308 (vec_init<mode><Vel>): New pattern.
16309 * config/aarch64/aarch64.c (emit_insr): New function.
16310 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
16311 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
16312 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
16313 (aarch64_sve_expand_vector_init): Define two overloaded functions.
16315 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
16317 PR tree-optimization/90681
16318 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
16319 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
16320 special case for SLP, but fail on non-groupped loads.
16322 2019-06-03 Martin Liska <mliska@suse.cz>
16324 * cfg.c (debug): Use TDF_DETAILS for debug and
16325 print edge info only once.
16327 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
16330 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
16332 2019-06-01 Martin Sebor <msebor@redhat.com>
16334 PR middle-end/90694
16335 * tree-pretty-print.c (dump_generic_node): Add parentheses.
16337 2019-05-31 Jan Hubicka <jh@suse.cz>
16339 * alias.c: Include ipa-utils.h.
16340 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
16341 * ipa-devirt.c (prevailing_odr_type): New.
16342 * ipa-utils.h (previaling_odr_type): Declare.
16344 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
16345 Hongtao Liu <hongtao.liu@intel.com>
16348 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
16349 NOTE_INSN_DELETED_LABEL check.
16351 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
16352 Robert Suchanek <robert.suchanek@mips.com>
16354 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
16355 and 3rd operands of the fmadd/fmsub/maddv builtin.
16357 2019-05-31 Jakub Jelinek <jakub@redhat.com>
16359 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
16360 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
16361 on OMP_SIMD if not nested inside of worksharing loop that also has
16362 lastprivate conditional clause for the same decl.
16363 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
16364 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
16366 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
16368 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
16370 (lower_lastprivate_clauses): Likewise.
16371 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
16372 calling lower_rec_input_clauses.
16373 (lower_omp_for): Likewise.
16374 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
16375 clause on simd construct.
16376 * omp-expand.c (expand_omp_simd): Initialize cond_var if
16377 OMP_CLAUSE__CONDTEMP_ clause is present.
16379 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
16382 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
16385 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
16386 TEX_D32, TEX_D64 or TEX_D128.
16388 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
16390 * match.pd (~(vec?cst1:cst2)): New transformation.
16392 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
16394 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
16395 ((size_t)(A /[ex] B) CMP C): New transformation.
16397 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
16399 * doc/md.texi: Document define_insn_and_rewrite.
16400 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
16401 * gensupport.c (queue_elem): Update comment.
16402 (replace_operands_with_dups): New function.
16403 (gen_rewrite_sequence): Likewise.
16404 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
16405 * read-rtl.c (apply_subst_iterator): Likewise.
16406 (add_condition_to_rtx, named_rtx_p): Likewise.
16407 (rtx_reader::read_rtx_operand): Likewise.
16408 * config/aarch64/aarch64-sve.md
16409 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
16410 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
16411 define_insn_and_rewrite.
16412 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
16413 Remove separate define_split.
16415 2019-05-31 Jan Hubicka <jh@suse.cz>
16417 * tree-ssa-alias.c (type_has_components_p): New function.
16418 (aliasing_component_refs_p): Use it.
16420 2019-05-31 Martin Liska <mliska@suse.cz>
16422 * gdbhooks.py: Add const_tree to TreePrinter.
16424 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
16427 * common.opt (feliminate-unused-debug-symbols): Enable by default.
16428 * doc/invoke.texi (Debugging Options): Document new default of
16429 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
16431 2019-05-31 Jakub Jelinek <jakub@redhat.com>
16433 PR tree-optimization/90671
16434 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
16435 template_block used to be empty on the first call, don't use
16436 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
16437 seq with bb_seq and set it with set_bb_seq.
16439 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
16441 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
16443 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
16444 Michael Meissner <meissner@linux.ibm.com>
16446 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
16447 (prefixed_mem_operand): Likewise.
16448 (non_prefixed_mem_operand): Likewise.
16449 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
16451 * config/rs6000/rs6000.c (print_operand_address): Handle
16452 PC-relative addresses.
16453 (mode_supports_prefixed_address_p): New function.
16454 (rs6000_prefixed_address): New function.
16455 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
16456 (SYMBOL_REF_PCREL_P): Likewise.
16458 2019-05-30 Jakub Jelinek <jakub@redhat.com>
16460 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
16461 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
16462 (gimplify_omp_for): If worksharing loop with lastprivate conditional
16463 is nested inside of parallel region, add _condtemp_ clause to both.
16464 * tree-nested.c (convert_nonlocal_omp_clauses,
16465 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
16467 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
16469 * omp-general.c (omp_extract_for_data): Compute it.
16470 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
16471 (lower_rec_input_clauses): Likewise.
16472 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
16473 clause is already present, just add one further one after it.
16474 (lower_lastprivate_clauses): Handle cond_ptr with array type.
16475 (lower_send_shared_vars): Clear _condtemp_ vars.
16476 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
16477 or section or taskgroup.
16478 * omp-expand.c (determine_parallel_type): Disallow combining only if
16479 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
16480 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
16481 (expand_omp_for_generic, expand_omp_for_static_nochunk,
16482 expand_omp_for_static_chunk, expand_omp_for): Use
16483 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
16484 determine if a special set of API routines are needed and if condtemp
16485 needs to be initialized, while always initialize cond_var if
16486 fd->lastprivate_conditional is non-zero.
16488 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
16489 Michael Meissner <meissner@linux.ibm.com>
16491 * config/rs6000/constraints.md (eI): New constraint.
16492 * config/rs6000/predicates.md (cint34_operand): New predicate.
16493 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
16494 (SIGNED_34BIT_OFFSET_P): Likewise.
16495 * doc/md.texi (eI): Document constraint.
16497 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
16499 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
16501 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
16502 Michael Meissner <meissner@linux.ibm.com>
16504 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
16505 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
16506 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
16507 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
16508 (OTHER_FUTURE_MASKS): Likewise.
16509 (POWERPC_MASKS): Likewise.
16510 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
16511 specified without -mprefixed-addr or -mcpu=future. Error if
16512 -mprefixed-addr is specified without -mcpu=future.
16513 (rs6000_opt_masks): Add entry for prefixed-addr.
16514 * rs6000.opt (mprefixed-addr): New option.
16516 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
16518 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
16519 cfun->is_thunk check.
16521 2019-05-30 Jakub Jelinek <jakub@redhat.com>
16523 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
16526 2019-05-30 Martin Liska <mliska@suse.cz>
16528 * gdbinit.in: Fix 'ptc' command. Add trt
16529 that prints TREE_TYPE($).
16531 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
16532 Alan Modra <amodra@gmail.com>
16534 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
16536 (rs6000_indirect_call_template_1): ...and here.
16537 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
16538 plt16_ha, plt16_lo, mtctr indirect calls. Use
16539 rs6000_pltseq_enum.
16540 (rs6000_decl_ok_for_sibcall): New function.
16541 (rs6000_function_ok_for_sibcall): Refactor.
16542 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
16543 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
16544 when pcrel. Reorganize.
16545 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
16546 * rs6000.h (rs6000_pltseq_enum): New enum.
16547 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
16548 (*pltseq_tocsave): Use rs6000_pltseq_enum.
16549 (*pltseq_plt16_ha): Likewise.
16550 (*pltseq_plt16_lo): Likewise.
16551 (*pltseq_mtctr): Likewise.
16552 (*pltseq_plt_pcrel): New insn.
16553 (*call_local_aix): Handle @notoc calls.
16554 (*call_value_local_aix): Likewise.
16555 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
16556 (*call_value_nonlocal_aix): Likewise.
16557 (*call_indirect_pcrel): New insn.
16558 (*call_value_indirect_pcrel): Likewise.
16560 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
16562 * config/i386/sse.md (*save_multiple<mode>): Rename from
16563 save_multiple<mode>.
16564 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
16565 (*restore_multiple_and_return<mode>): Rename from
16566 restore_multiple_and_return<mode>.
16567 (*restore_multiple_leave_return<mode>): Rename from
16568 restore_multiple_leave_return<mode>.
16570 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
16572 * config.gcc (rx-*-linux*): New target.
16573 * config/rx/elf.opt: New file.
16574 * config/rx/linux.h: Likewise.
16575 * config/rx/t-linux: Likewise.
16576 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
16578 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
16579 (ASM_APP_OFF): Likewise.
16580 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
16583 2019-05-29 Jan Hubicka <jh@suse.cz>
16585 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
16586 variants are pointer equivalent.
16588 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
16590 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
16591 * config/aarch64/aarch64-sve2.md: New file.
16592 (<u>avg<mode>3_floor): New pattern.
16593 (<u>avg<mode>3_ceil): Likewise.
16594 (*<sur>h<addsub><mode>): Likewise.
16595 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
16596 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
16598 2019-05-29 Jakub Jelinek <jakub@redhat.com>
16601 * optc-save-gen.awk: In cl_optimization_print, use correct condition
16602 for var_opt_string printing. In cl_optimization_print_diff, print
16603 (null) instead of invoking undefined behavior if one of the
16604 var_opt_string pointers is NULL and use && instead of first || in the
16605 guarding condition. For var_target_other options, handle const char *
16606 target variables similarly to const char * optimize node variables.
16608 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
16610 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
16611 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
16612 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
16613 Add autib1716 and pacib1716 initialisation.
16614 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
16615 for autib1716 and pacib1716.
16616 * config/aarch64/aarch64-protos.h (aarch64_key_type,
16617 aarch64_post_cfi_startproc): Define.
16618 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
16619 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
16620 aarch64_handle_pac_ret_protection): Set default sign key to A.
16621 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
16622 aarch64_expand_prologue): Add check for b-key.
16623 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
16624 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
16625 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
16626 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
16627 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
16628 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
16629 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
16630 * config/aarch64/aarch64.md (do_return): Add check for b-key.
16631 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
16632 pauth_hint_num_a with pauth_hint_num.
16633 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
16634 pauth_hint_num_a with pauth_hint_num.
16635 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
16636 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
16637 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
16638 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
16639 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
16640 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
16641 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
16642 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
16643 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
16644 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
16645 UNSPEC_AUTIA1716 respectively.
16646 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to
16647 pauth_hint_num and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP,
16648 UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
16649 * doc/invoke.texi (-mbranch-protection): Add b-key type.
16650 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
16651 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
16653 2019-05-29 Jakub Jelinek <jakub@redhat.com>
16655 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
16656 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
16657 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
16658 explicit clause on combined parallel into implicit shared clause.
16659 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
16660 and firstprivate if the decl has one too from combined parallel to
16661 the worksharing construct.
16663 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
16664 Michael Meissner <meissner@linux.ibm.com>
16666 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
16668 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
16670 * rtl.h (LABEL_REF_P): New #define.
16672 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
16674 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
16676 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
16678 * internal-fn.c: Marked mask_load_direct as vectorizable.
16679 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
16680 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
16681 combined even if masks different with allow_slp_p param.
16682 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
16683 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
16684 dissolve SLP-only vectorizable groups when SLP has been discarded.
16685 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
16686 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
16688 (vect_build_slp_tree_1): Fixed comment typo.
16689 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
16690 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
16691 loads for SLP only.
16692 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
16694 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
16696 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16698 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
16699 Remove obsolete use_thunk reference.
16700 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
16701 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16702 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
16703 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
16704 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
16705 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
16706 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16707 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
16708 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
16710 2019-05-28 Nathan Sidwell <nathan@acm.org>
16712 * tree.h (IDENTIFIER_ANON_P): New.
16713 (anon_aggrname_format, anon_aggname_p): Don't declare.
16714 (make_anon_name): Declare.
16715 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
16716 (hash_tree): Likewise.
16717 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
16718 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
16719 (anon_cnt, make_anon_name): New.
16721 2019-05-28 Martin Liska <mliska@suse.cz>
16724 * opts-global.c (decode_options): Print help for all
16725 help_option_arguments.
16726 * opts.c (print_help): Add new argument.
16727 (common_handle_option): Remember all values into
16728 help_option_arguments.
16729 * opts.h (print_help): Add new argument.
16731 2019-05-28 Martin Liska <mliska@suse.cz>
16734 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
16735 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
16736 (func_checker::compare_bb): Call compare_loops.
16738 2019-05-27 Jakub Jelinek <jakub@redhat.com>
16740 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
16741 on sections construct.
16742 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
16744 (lower_omp_sections): Handle lastprivate conditional.
16745 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
16746 lastprivate_conditional_map.
16747 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
16749 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
16750 critical, taskgroup and section regions when looking for a region
16751 with non-NULL lastprivate_conditional_map.
16753 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
16755 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
16756 (*ix86_gen_sub3): Ditto.
16757 (*ix86_gen_sub3_carry): Ditto.
16758 (*ix86_gen_one_cmpl2): Ditto.
16759 (*ix86_gen_andsp): Ditto.
16760 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
16761 (gen_and2_insn): New static function.
16762 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
16763 Use gen_add3_insn instead of ix86_gen_add3.
16764 (ix86_expand_split_stack_prologue): Use gen_add2_insn
16765 instead of ix86_gen_add3.
16766 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
16767 Use gen_sub3_insn instead of ix86_gen_sub3.
16768 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
16769 instead of ix86_gen_add3.
16770 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
16771 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
16772 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
16773 * config/i386/i386-options.c (ix86_option_override_internal):
16774 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16775 ix86_gen_one_cmpl2 and ix86_gen_andsp.
16777 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
16779 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
16780 and DW_OP_GNU_const_index opcodes.
16782 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
16784 * config/i386/i386.h (STACK_SIZE_MODE): Define.
16786 2019-05-27 Richard Biener <rguenther@suse.de>
16788 PR tree-optimization/90637
16789 * tree-ssa-sink.c (statement_sink_location): Honor the
16790 computed sink location for single-uses.
16792 2019-05-27 Richard Biener <rguenther@suse.de>
16794 PR middle-end/90610
16795 * match.pd (vec_perm): Avoid clobbering op0 when not generating
16798 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
16800 * config/i386/i386.md (@sub<mode>3_carry): Rename
16801 from sub<mode>3_carry.
16802 (@leave_<mode>): New expander.
16803 (*leave): Rename from leave.
16804 (*leave_rex64): Rename from leave_rex64.
16805 (@monitorx_<mode>): Rename from monitorx_<mode>.
16806 (@clzero_<mode>): Rename from clzero_<mode>.
16807 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
16808 from sse3_monitor_<mode>.
16809 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
16810 (*ix86_gen_leave): Ditto.
16811 (*ix86_gen_monitor): Ditto.
16812 (*ix86_gen_monitorx): Ditto.
16813 (*ix86_gen_clzero): Ditto.
16814 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
16815 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
16816 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
16817 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
16818 Use gen_sse3_monitor instead of ix86_gen_monitor.
16819 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
16820 instead of ix86_gen_monitorx.
16821 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
16822 instead of ix86_gen_clzero.
16823 * config/i386/i386-options.c (ix86_option_override_internal):
16824 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
16825 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
16827 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
16829 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
16830 Rename from tls_global_dynamic_64_<mode>.
16831 (@tls_local_dynamic_base_64_<mode>): Rename from
16832 tls_local_dynamic_base_64_<mode>.
16833 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
16834 Remove indirect function.
16835 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
16836 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
16837 instead of ix86_gen_tls_global_dynamic_64.
16838 Use gen_tls_local_dynamic_base_64 instead of
16839 ix86_gen_tls_local_dynamic_base_64.
16840 * config/i386/i386-options.c (ix86_option_override_internal):
16841 Do not initialize ix86_gen_tls_global_dynamic_64 and
16842 ix86_gen_tls_local_dynamic_base_64.
16844 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
16846 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
16847 Rename from pro_epilogue_adjust_stack_<mode>_add.
16848 (@pro_epilogue_adjust_stack_sub_<mode>)
16849 Rename from pro_epilogue_adjust_stack_<mode>_sub.
16850 (@allocate_stack_worker_probe_<mode>):
16851 Rename from allocate_stack_worker_probe_<mode>.
16852 (allocate_stack): Use gen_allocate_stack_worker_probe.
16853 (probe_stack): Use gen_probe_stack_1.
16854 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
16855 (@adjust_stack_and_probe_<mode>): Rename from
16856 adjust_stack_and_probe<mode>.
16857 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
16858 (stack_protect_set): Use gen_stack_protect_set_1.
16859 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
16860 (stack_protect_test): Use gen_stack_protect_test_1.
16861 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
16862 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
16863 Remove indirect function.
16864 (*ix86_gen_adjust_stack_and_probe): Ditto.
16865 (*ix86_gen_probe_stack_range): Ditto.
16866 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
16867 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
16868 (ix86_adjust_stack_and_probe_stack_clash): Use
16869 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
16870 (ix86_adjust_stack_and_probe): Ditto.
16871 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
16872 of ix86_gen_probe_stack_range.
16873 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
16874 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
16875 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
16876 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
16877 CODE_FOR_stack_protect_test_{si,di}.
16878 * config/i386/i386-options.c (ix86_option_override_internal):
16879 Do not initialize ix86_gen_allocate_stack_worker,
16880 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
16882 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
16884 * doc/invoke.texi (Link Options): Many editorial changes around
16887 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16889 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
16890 pre-Solaris 11 referene and most Studio compiler details.
16892 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
16895 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
16896 DImode to SImode in floating-point registers on 64-bit target.
16897 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
16898 register_operand in xmpyu patterns.
16900 2019-05-24 Jakub Jelinek <jakub@redhat.com>
16902 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
16903 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
16904 OMP_CLAUSE__REDUCTEMP_.
16905 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
16906 OMP_CLAUSE__CONDTEMP_.
16907 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
16908 * tree-pretty-print.c (dump_omp_clause): Likewise.
16909 * tree-nested.c (convert_nonlocal_omp_clauses,
16910 convert_local_omp_clauses): Likewise.
16911 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
16912 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
16913 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
16915 (gimplify_omp_for): Warn and disable conditional modifier from
16916 lastprivate on loop iterators.
16917 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
16919 * omp-general.c (omp_extract_for_data): Initialize it.
16920 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
16922 (delete_omp_context): Delete it.
16923 (lower_lastprivate_conditional_clauses): New function.
16924 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
16925 handle lastprivate conditional clauses.
16926 (lower_reduction_clauses): Add CLIST argument, emit it into
16927 the critical section if any.
16928 (lower_omp_sections): Adjust lower_lastprivate_clauses and
16929 lower_reduction_clauses callers.
16930 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
16931 to lower_lastprivate_clauses.
16932 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
16933 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
16934 clist into a critical section if not emitted there already by
16935 lower_reduction_clauses.
16936 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
16938 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
16939 conditional variables.
16940 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
16942 (expand_omp_for_generic, expand_omp_for_static_nochunk,
16943 expand_omp_for_static_chunk): Handle lastprivate conditional.
16944 (expand_omp_for): Handle fd.lastprivate_conditional like
16947 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
16949 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
16950 kernel does not exit cleanly.
16951 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
16953 2019-05-24 Jason Merrill <jason@redhat.com>
16956 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
16958 2019-05-24 Richard Biener <rguenther@suse.de>
16961 * tree-loop-distribution.c (struct partition): Add location
16963 (partition_alloc): Initialize all fields.
16964 (generate_memset_builtin): Use the location recorded in the
16965 partition for the generated call.
16966 (generate_memcpy_builtin): Likewise.
16967 (classify_partition): Record the location of a single store
16968 as location for the partition.
16970 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
16972 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
16975 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
16978 * common/config/aarch64/aarch64-common.c
16979 (aarch64_rewrite_selected_cpu): Change local temporary variable
16980 type from unsigned long to uint64_t.
16981 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
16982 aarch64_get_extension_string_for_isa_flags): Change declaration to
16983 match new definition by replacing unsigned long with uint64_t.
16985 2019-05-24 Jakub Jelinek <jakub@redhat.com>
16988 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
16989 gen_attr_type just once instead of 4-7 times. Formatting fixes.
16990 Handle stack_protect_test_<mode> codegen similarly to corresponding
16993 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
16995 * config/i386/darwin.h: Reject -mfentry*.
16996 * doc/sourcebuild.texi: Document mfentry target support.
16998 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
17000 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
17001 Rename to rs6000_global_entry_point_prologue_needed_p. Return
17002 false for PC-relative functions.
17003 (rs6000_output_function_prologue): Change called function name to
17004 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
17005 name,1" for PC-relative functions.
17006 (rs6000_elf_declare_function_name): Change called function name to
17007 rs6000_global_entry_point_prologue_needed_p.
17009 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
17012 * config/i386/i386.c (gen_rtx_cost):
17013 Use ix86_tune_cost instead of ix86_cost.
17015 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
17016 Michael Meissner <meissner@linux.ibm.com>
17017 Segher Boessenkool <segher@kernel.crashing.org>
17019 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
17021 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
17022 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
17023 (rs6000_fndecl_pcrel_p): Likewise.
17024 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
17025 error if -mpcrel is requested without -mcpu=future.
17026 (rs6000_opt_masks): Add entry for pcrel.
17027 (rs6000_fndecl_pcrel_p): New function.
17028 (rs6000_pcrel_p): Likewise.
17029 * config/rs6000/rs6000.opt (mpcrel): New option.
17030 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
17032 2019-05-23 Jan Hubicka <jh@suse.cz>
17033 Martin Liska <mliska@suse.cz>
17035 PR tree-optimization/90576
17036 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
17038 (aliasing_component_refs_p): Fix three way size compare conditional;
17039 give up earlier in case we can not decide on equivalence.
17041 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
17042 Michael Meissner <meissner@linux.ibm.com>
17043 Segher Boessenkool <segher@kernel.crashing.org>
17045 * config.gcc: Add future cpu.
17046 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
17047 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
17049 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
17050 (RS6000_CPU): New instantiation for future cpu.
17051 * config/rs6000/rs6000-opts.h (enum processor_type): Add
17053 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
17054 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
17055 * config/rs6000/rs6000-tables.opt: Regenerate.
17056 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
17057 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
17058 (rs6000_machine_from_flags): Handle future cpu.
17059 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
17060 PROCESSOR_POWER9 for now.
17061 (rs6000_adjust_cost): Likewise.
17062 (rs6000_issue_rate): Likewise.
17063 (rs6000_register_move_cost): Likewise.
17064 (rs6000_opt_masks): Add entry for future.
17065 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
17066 (MASK_FUTURE): New #define.
17067 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
17068 * config/rs6000/rs6000.opt (mfuture): New target option.
17069 * doc/invoke.texi (mcpu): Add future cpu.
17071 2019-05-23 Martin Liska <mliska@suse.cz>
17074 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
17075 operation points to a temporary (pointed via tree_to_wide_ref)
17076 that is out of scope after the &.
17078 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
17081 * doc/extend.texi (Function Names): Add missing word.
17083 2019-05-23 Richard Biener <rguenther@suse.de>
17085 PR tree-optimization/88440
17086 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
17088 * tree-loop-distribution.c (generate_memset_builtin): Fold the
17090 (generate_memcpy_builtin): Likewise.
17091 (distribute_loop): Pass in whether to only distribute patterns.
17092 (prepare_perfect_loop_nest): Also allow size optimization.
17093 (pass_loop_distribution::execute): When optimizing a loop
17094 nest for size allow pattern replacement.
17096 2019-05-23 Jakub Jelinek <jakub@redhat.com>
17099 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
17102 2019-05-23 Martin Liska <mliska@suse.cz>
17105 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
17106 expression similarly to gimplify_decl_expr.
17108 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17110 * cse.c (cse_dump_path): s/dump_file/f.
17112 2019-05-22 David Malcolm <dmalcolm@redhat.com>
17115 * diagnostic-format-json.cc: Include "selftest.h".
17116 (json_from_expanded_location): Only add "file" key for non-NULL
17118 (json_from_location_range): Don't add "start" and "finish"
17119 children if they are UNKNOWN_LOCATION.
17120 (selftest::test_unknown_location): New selftest.
17121 (selftest::test_bad_endpoints): New selftest.
17122 (selftest::diagnostic_format_json_cc_tests): New function.
17123 * json.cc (json::object::get): New function.
17124 (selftest::test_object_get): New selftest.
17125 (selftest::json_cc_tests): Call it.
17126 * json.h (json::object::get): New decl.
17127 * selftest-run-tests.c (selftest::run_tests): Call
17128 selftest::diagnostic_format_json_cc_tests.
17129 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
17132 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
17133 Andrew Stubbs <amd@codesourcery.com>
17135 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
17136 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
17137 (kernel): Rename to...
17138 (main_kernel): ... this.
17139 (load_image): Load _init_array and _fini_array kernels.
17140 (run): Add argument for kernel to run.
17141 (main): Run init_array_kernel before main_kernel, and
17142 fini_array_kernel after.
17143 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
17144 amdgpu_hsa_kernel attribute on functions.
17145 (gcn_disable_constructors): Delete.
17146 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
17147 * config/gcn/crt0.c (size_t): Define.
17148 (_init_array, _fini_array): New.
17149 (__preinit_array_start, __preinit_array_end,
17150 __init_array_start, __init_array_end,
17151 __fini_array_start, __fini_array_end): Declare weak references.
17153 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
17155 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
17157 2019-05-22 Jason Merrill <jason@redhat.com>
17159 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
17161 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
17164 * config/i386/i386-options.c (ix86_init_machine_status): Set
17165 stack_frame_required to true.
17166 * config/i386/i386.c (ix86_get_frame_size): New function.
17167 (ix86_frame_pointer_required): Replace get_frame_size with
17168 ix86_get_frame_size.
17169 (ix86_compute_frame_layout): Likewise.
17170 (ix86_find_max_used_stack_alignment): Changed to void. Set
17171 stack_frame_required.
17172 (ix86_finalize_stack_frame_flags): Always call
17173 ix86_find_max_used_stack_alignment. Replace get_frame_size with
17174 ix86_get_frame_size.
17175 * config/i386/i386.h (machine_function): Add stack_frame_required.
17177 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
17179 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
17181 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
17183 * common/config/aarch64/aarch64-common.c
17184 (struct aarch64_option_extension, struct processor_name_to_arch,
17185 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
17186 aarch64_contains_opt,
17187 aarch64_get_extension_string_for_isa_flags): Change type of
17188 variables storing flags to uint64_t.
17189 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
17190 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
17191 * config/aarch64/aarch64.c (struct processor,
17192 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
17193 aarch64_validate_march, aarch64_override_options,
17194 aarch64_option_print, aarch64_handle_attr_isa_flags,
17195 aarch64_declare_function_name, aarch64_start_file): Make flag
17196 variables uint64_t.
17197 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
17198 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
17199 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
17200 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
17201 * config/aarch64/driver-aarch64.c
17202 (struct aarch64_arch_extension, struct aarch64_core_data,
17203 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
17204 flag variables uint64_t.
17205 * doc/invoke.texi: Add documentation for new arguments.
17207 2019-05-22 Richard Biener <rguenther@suse.de>
17209 * alias.c (ao_ref_from_mem): Move stack-slot sharing
17211 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
17213 2019-05-22 Martin Liska <mliska@suse.cz>
17216 * doc/extend.texi: Document the change.
17218 2019-05-22 Richard Biener <rguenther@suse.de>
17220 PR tree-optimization/90450
17221 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
17222 (mem_ref_hasher::equal): Check it.
17223 (mem_ref_alloc): Initialize it.
17224 (gather_mem_refs_stmt): Set it.
17226 2019-05-22 Richard Biener <rguenther@suse.de>
17228 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
17230 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
17233 2019-05-22 Alan Modra <amodra@gmail.com>
17235 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
17236 (ASM_CPU_SPEC): Conditionally add -many.
17237 * config/rs6000/rs6000.c (rs6000_machine): New static var.
17238 (rs6000_machine_from_flags, emit_asm_machine): New functions..
17239 (rs6000_file_start): ..extracted from here, and modified to
17241 (rs6000_output_function_prologue): Emit .machine as necessary.
17243 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
17245 PR middle-end/90553
17246 * ira-lives.c (process_bb_node_lives): Consider defs
17247 for a call insn to be die before the call, not after.
17249 * function.c (assign_parm_setup_block): Raise alignment of
17250 stacked parameter only for STRICT_ALIGNMENT targets.
17252 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
17254 * config/rs6000/constraints.md (define_register_constraint "wz"):
17256 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
17257 RS6000_CONSTRAINT_wz.
17258 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
17259 (rs6000_init_hard_regno_mode_ok): Adjust.
17260 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
17261 * doc/md.texi (Machine Constraints): Adjust.
17263 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
17265 * config/rs6000/constraints.md (define_register_constraint "wl"):
17267 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
17268 RS6000_CONSTRAINT_wl.
17269 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
17270 (rs6000_init_hard_regno_mode_ok): Adjust.
17271 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
17272 * doc/md.texi (Machine Constraints): Adjust.
17274 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
17276 * config/rs6000/constraints.md (define_register_constraint "wm"):
17278 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
17279 RS6000_CONSTRAINT_wm.
17280 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
17281 (rs6000_init_hard_regno_mode_ok): Adjust.
17282 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
17283 * doc/md.texi (Machine Constraints): Adjust.
17285 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
17287 * config/rs6000/constraints.md (define_register_constraint "wk"):
17289 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
17290 RS6000_CONSTRAINT_wk.
17291 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
17292 (rs6000_init_hard_regno_mode_ok): Adjust.
17293 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
17294 * doc/md.texi (Machine Constraints): Adjust.
17296 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
17298 * config/rs6000/constraints.md (define_register_constraint "wj"):
17300 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
17301 RS6000_CONSTRAINT_wj.
17302 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
17303 (rs6000_init_hard_regno_mode_ok): Adjust.
17304 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
17306 * config/rs6000/vsx.md: Ditto.
17307 * doc/md.texi (Machine Constraints): Adjust.
17309 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
17311 * config/rs6000/constraints.md (define_register_constraint "wh"):
17313 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
17314 RS6000_CONSTRAINT_wh.
17315 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
17316 (rs6000_init_hard_regno_mode_ok): Adjust.
17317 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
17318 * doc/md.texi (Machine Constraints): Adjust.
17320 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
17323 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
17324 Avoid calling gen_lowpart with CONST operand.
17326 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
17328 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
17329 field template_last_to_copy.
17330 (ssa_create_duplicates): Set it, and use it. Attempt to
17331 preserve more debug stmts.
17333 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
17335 * config/i386/sse.md (VF1_AVX2): New mode iterator.
17336 (signbit<mode>2): New expander
17338 2019-05-21 James Clarke <jrtc27@jrtc27.com>
17341 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
17342 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
17344 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
17346 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
17347 %ebx and %ecx bafore calling cpuid with leaf 1 or
17348 non-constant leaf argument.
17350 2019-05-21 Alan Modra <amodra@gmail.com>
17353 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
17354 power9 direct move cost.
17356 2019-05-21 Richard Biener <rguenther@suse.de>
17358 PR middle-end/90510
17359 * fold-const.c (fold_read_from_vector): New function.
17360 * fold-const.h (fold_read_from_vector): Declare.
17361 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
17362 single-element insert permutations. Canonicalize selector
17363 further and fix issue with last commit.
17365 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
17367 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
17368 parameter with default value false to declaration.
17369 (split_edges_for_insertion): New inline function. Wrapper for
17370 split_critical_edges with for_edge_insertion_p = true.
17371 * tree-cfg.c (split_critical_edges): Don't split non-critical
17372 edges if for_edge_insertion_p is false. Fix whitespace.
17373 * tree-ssa-pre.c (pass_pre::execute): Call
17374 split_edges_for_insertion instead of split_critical_edges.
17375 * tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
17376 * tree-ssa-sink.c (pass_sink_code::execute): Ditto.
17377 (pass_data_sink_code): Update function name in the comment.
17379 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
17381 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
17382 around is_value_included_in that knows how to handle BIT_AND_EXPR.
17383 (is_pred_expr_subset_of): Use the new function. Handle more cases where
17384 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
17387 2019-05-21 Martin Liska <mliska@suse.cz>
17389 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
17391 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
17392 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
17394 * config/rs6000/rs6000.c (rs6000_option_override_internal):
17396 (rs6000_function_arg): Likewise.
17397 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
17398 (rs6000_expand_ternop_builtin): Use interval syntax.
17399 (get_element_number): Likewise.
17400 (altivec_expand_builtin): Likewise.
17401 (rs6000_get_function_versions_dispatcher): Quote target_clones.
17403 2019-05-20 Jakub Jelinek <jakub@redhat.com>
17407 * function.h (struct function): Add calls_eh_return member.
17408 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
17409 gimplifying __builtin_eh_return call.
17410 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
17412 (expand_call_inline): Or in src_cfun->calls_eh_return into
17413 dst_cfun->calls_eh_return.
17414 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
17415 cfun->calls_eh_return.
17416 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
17417 * lto-streamer-out.c (output_struct_function_base): Write
17420 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
17422 PR rtl-optimization/43147
17423 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
17424 IX86_BUILTIN_SHUFPD.
17426 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
17428 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
17429 (refs_may_alias_p_1): ... here; update stats.
17430 (refs_may_alias_p): Do not update stats here.
17432 2019-05-20 Richard Biener <rguenther@suse.de>
17434 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
17435 doesn't produce pointers.
17436 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
17437 the first operand points to.
17439 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
17441 * tree-ssa-alias.c (compare_sizes): New function.
17442 (sompare_type_sizes): New function
17443 (aliasing_component_refs_p): Use it.
17444 (indirect_ref_may_alias_decl_p): Likewise.
17446 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17448 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
17450 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17452 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
17453 (LIBLSAN_EARLY_SPEC): Likewise.
17454 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
17456 2019-05-20 Martin Liska <mliska@suse.cz>
17458 * config/i386/i386.c (ix86_libc_has_fast_function):
17459 Add ATTRIBUTE_UNUSED for the argument.
17461 2019-05-20 Richard Biener <rguenther@suse.de>
17463 * gimple-match-head.c: Include vec-perm-indices.h.
17464 * generic-match-head.c: Likewise.
17465 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
17467 * fold-const.c (fold_vec_perm): Export.
17468 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
17469 (match.pd): ...here.
17471 2019-05-20 Jakub Jelinek <jakub@redhat.com>
17473 * cfgloop.h (struct loop): Add simdlen member.
17474 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
17475 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
17476 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
17477 as new argument to autovectorize_vector_sizes target hook. If
17478 loop->simdlen, pick up vector size where the vectorization factor
17479 is equal to loop->simd, and if there is none, fall back to the first
17481 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
17483 * omp-low.c (omp_clause_aligned_alignment): Likewise.
17484 * omp-general.c (omp_max_vf): Likewise.
17485 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
17486 * tree-vect-slp.c (vect_slp_bb): Likewise.
17487 * target.def (autovectorize_vector_sizes): Add ALL argument and
17489 * doc/tm.texi: Adjust documentation.
17490 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
17491 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
17492 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
17494 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
17495 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
17496 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
17497 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
17498 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
17499 preferred vector size is not 512-bit or 256-bit, just put those
17500 unpreferred ones last.
17502 2019-05-20 Martin Liska <mliska@suse.cz>
17504 * targhooks.c (default_libc_has_fast_function): New function.
17505 * targhooks.h (default_libc_has_fast_function): Likewise.
17507 2019-05-20 Martin Liska <mliska@suse.cz>
17509 PR middle-end/90263
17510 * builtins.c (expand_builtin_memory_copy_args): When having a
17511 target with fast mempcpy implementation do now use memcpy.
17512 * config/i386/i386.c (ix86_libc_has_fast_function): New.
17513 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
17514 * doc/tm.texi: Likewise.
17515 * doc/tm.texi.in: Likewise.
17517 * expr.c (emit_block_move_hints): Add 2 new arguments.
17518 * expr.h (emit_block_move_hints): Bail out when libcall
17519 to memcpy would be used.
17521 2019-05-20 Martin Liska <mliska@suse.cz>
17523 * profile-count.c: Add vertical spacing in order
17524 to separate functions.
17525 * profile-count.h: Likewise.
17527 2019-05-20 Martin Liska <mliska@suse.cz>
17529 * profile-count.h: Do not use full qualified
17531 * profile-count.c (profile_count::to_frequency): Likewise.
17533 2019-05-20 Martin Liska <mliska@suse.cz>
17535 * profile-count.h (enum profile_quality): Use capital letters
17536 for enum value names. Use the adjusted names.
17537 * profile-count.c: Use the adjusted names.
17539 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
17541 * config/rs6000/constraints.md (define_register_constraint "wH"):
17543 (define_register_constraint "wI"): Delete.
17544 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
17545 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
17546 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
17547 (rs6000_init_hard_regno_mode_ok): Adjust.
17548 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
17549 resp. "d", or with "wa" as appropriate, all with "p8v".
17550 * config/rs6000/vsx.md: Ditto.
17551 * doc/md.texi (Machine Constraints): Adjust.
17553 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
17555 * config/rs6000/constraints.md (define_register_constraint "wy"):
17557 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
17558 RS6000_CONSTRAINT_wy.
17559 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
17560 (rs6000_init_hard_regno_mode_ok): Adjust.
17561 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
17562 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
17563 (define_mode_attr Fisa): New.
17564 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
17565 * doc/md.texi (Machine Constraints): Adjust.
17567 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
17569 * config/rs6000/constraints.md (define_register_constraint "wu"):
17571 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
17572 RS6000_CONSTRAINT_wu.
17573 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
17574 (rs6000_init_hard_regno_mode_ok): Adjust.
17575 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
17577 (define_mode_attr Fa): Delete.
17578 * config/rs6000/vsx.md: Ditto.
17579 * doc/md.texi (Machine Constraints): Adjust.
17581 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
17583 * config/rs6000/constraints.md (define_register_constraint "wJ"):
17585 (define_register_constraint "wK"): Delete.
17586 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
17587 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
17588 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
17589 (rs6000_init_hard_regno_mode_ok): Adjust.
17590 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
17591 Replace "wK" constraint by "wH" with "p9v".
17592 * config/rs6000/vsx.md: Ditto.
17593 * doc/md.texi (Machine Constraints): Adjust.
17595 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
17597 * config/rs6000/constraints.md (define_register_constraint "wb"):
17599 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
17600 RS6000_CONSTRAINT_wb.
17601 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
17602 (rs6000_init_hard_regno_mode_ok): Adjust.
17603 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
17604 * config/rs6000/vsx.md: Ditto.
17605 * doc/md.texi (Machine Constraints): Adjust.
17607 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
17609 * config/rs6000/constraints.md (define_register_constraint "wo"):
17611 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
17612 RS6000_CONSTRAINT_wo.
17613 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
17614 (rs6000_init_hard_regno_mode_ok): Adjust.
17615 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
17616 * config/rs6000/altivec.md: Ditto.
17617 * doc/md.texi (Machine Constraints): Adjust.
17619 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
17621 * config/darwin-c.c (darwin_register_objc_includes): Do not
17622 prepend the sysroot when building gnu-runtime header search
17625 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
17627 * config/darwin.c (darwin_file_end): Use switch_to_section ()
17628 instead of direct output of the asm.
17630 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
17632 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
17633 argument to be type bool (was int before).
17634 (rs6000_emit_epilogue): Simplify some code. Declare some variables
17635 at first use. Use type bool for some variables. Fix a theoretical
17636 eh_return bug for svr4.
17638 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
17640 * config/rs6000/rs6000.md (isa): New attribute.
17641 (enabled): New attribute.
17643 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
17645 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
17646 assemble_start_function and assemble_end_function.
17648 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
17650 PR middle-end/89433
17651 * omp-general.c (oacc_verify_routine_clauses): Change formal
17652 parameters. Add checking if already marked with an OpenACC
17653 'routine' directive. Adjust all users.
17655 PR middle-end/89433
17656 * omp-general.c (oacc_build_routine_dims): Move some of its
17658 (oacc_verify_routine_clauses): ... this new function.
17659 * omp-general.h (oacc_verify_routine_clauses): New prototype.
17661 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
17663 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
17664 formating of picbase labels to match other ports.
17666 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
17668 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
17669 in the generated code.
17671 2019-05-16 Martin Sebor <msebor@redhat.com>
17673 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
17674 identifiers, keywords, operators, and types in diagnostics. Correct
17675 quoting, spelling, and sentence capitalization issues.
17676 (expand_builtin_atomic_is_lock_free): Same.
17677 (fold_builtin_next_arg): Same.
17678 * cfgexpand.c (expand_one_var): Same.
17679 (tree_conflicts_with_clobbers_p): Same.
17680 (expand_asm_stmt): Same.
17681 (verify_loop_structure): Same.
17682 * cgraphunit.c (process_function_and_variable_attributes): Same.
17683 * collect-utils.c (collect_execute): Same.
17684 * collect2.c (maybe_run_lto_and_relink): Same.
17685 (is_lto_object_file): Same.
17686 (scan_prog_file): Same.
17687 * convert.c (convert_to_real_1): Same.
17688 * dwarf2out.c (dwarf2out_begin_prologue): Same.
17689 * except.c (verify_eh_tree): Same.
17690 * gcc.c (execute): Same.
17691 (eval_spec_function): Same.
17692 (run_attempt): Same.
17693 (driver::set_up_specs): Same.
17694 (compare_debug_auxbase_opt_spec_function): Same.
17695 * gcov-tool.c (unlink_gcda_file): Same.
17697 (do_rewrite): Same.
17698 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
17699 * gimplify.c (gimplify_asm_expr): Same.
17700 (gimplify_adjust_omp_clauses): Same.
17701 * hsa-gen.c (gen_hsa_addr_insns): Same.
17702 (gen_hsa_insns_for_load): Same.
17703 (gen_hsa_cmp_insn_from_gimple): Same.
17704 (gen_hsa_insns_for_operation_assignment): Same.
17705 (gen_get_level): Same.
17706 (gen_hsa_alloca): Same.
17707 (omp_simple_builtin::generate): Same.
17708 (gen_hsa_atomic_for_builtin): Same.
17709 (gen_hsa_insns_for_call): Same.
17710 * input.c (dump_location_info): Same.
17711 * ipa-devirt.c (compare_virtual_tables): Same.
17712 * ira.c (ira_setup_eliminable_regset): Same.
17713 * lra-assigns.c (lra_assign): Same.
17714 * lra-constraints.c (lra_constraints): Same.
17715 * lto-streamer-in.c (lto_input_mode_table): Same.
17716 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
17717 (merge_and_complain): Same.
17718 (compile_offload_image): Same.
17719 (compile_images_for_offload_targets): Same.
17720 (debug_objcopy): Same.
17723 * opts.c (print_specific_help): Same.
17724 (parse_no_sanitize_attribute): Same.
17725 (print_help): Same.
17726 (handle_param): Same.
17727 * plugin.c (add_new_plugin): Same.
17728 (parse_plugin_arg_opt): Same.
17729 (try_init_one_plugin): Same.
17730 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
17731 operators, and types in diagnostics. Correct quoting and spelling
17733 * read-rtl-function.c (parse_edge_flag_token): Same.
17734 (function_reader::parse_enum_value): Same.
17735 * reg-stack.c (check_asm_stack_operands): Same.
17736 * regcprop.c (validate_value_data): Same.
17737 * sched-rgn.c (make_pass_sched_fusion): Same.
17738 * stmt.c (check_unique_operand_names): Same.
17739 * targhooks.c (default_target_option_pragma_parse): Same.
17740 * tlink.c (recompile_files): Same.
17741 * toplev.c (process_options): Same.
17742 (do_compile): Same.
17743 * trans-mem.c (diagnose_tm_1): Same.
17744 (ipa_tm_scan_irr_block): Same.
17745 (ipa_tm_diagnose_transaction): Same.
17746 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
17747 format a tree code name in a diagnostic.
17748 (verify_types_in_gimple_min_lval): Same.
17749 (verify_types_in_gimple_reference): Same.
17750 (verify_gimple_call): Same.
17751 (verify_gimple_assign_unary): Same.
17752 (verify_gimple_assign_binary): Same.
17753 (verify_gimple_assign_ternary): Same.
17754 (verify_gimple_assign_single): Same.
17755 (verify_gimple_switch): Same.
17756 (verify_gimple_label): Same.
17757 (verify_gimple_phi): Same.
17758 (verify_gimple_in_seq): Same.
17759 (verify_eh_throw_stmt_node): Same.
17760 (collect_subblocks): Same.
17761 (gimple_verify_flow_info): Same.
17762 (do_warn_unused_result): Same.
17763 * tree-inline.c (expand_call_inline): Same.
17764 * tree-into-ssa.c (update_ssa): Same.
17765 * tree.c (tree_int_cst_elt_check_failed): Same.
17766 (tree_vec_elt_check_failed): Same.
17767 (omp_clause_operand_check_failed): Same.
17768 (verify_type_variant): Same.
17769 (verify_type): Same.
17770 * value-prof.c (verify_histograms): Same.
17771 * varasm.c (assemble_start_function): Same.
17773 2019-05-16 Martin Sebor <msebor@redhat.com>
17775 * config/i386/i386-expand.c (get_element_number): Quote keywords
17776 and other internal names in diagnostics. Adjust other diagnostic
17777 formatting issues noted by -Wformat-diag.
17778 * config/i386/i386-features.c
17779 (ix86_mangle_function_version_assembler_name): Same.
17780 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
17781 * config/i386/i386.c (ix86_function_type_abi): Same.
17782 (ix86_function_ms_hook_prologue): Same.
17783 (classify_argument): Same.
17784 (ix86_expand_prologue): Same.
17785 (ix86_md_asm_adjust): Same.
17786 (ix86_memmodel_check): Same.
17788 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
17790 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
17791 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
17794 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
17797 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
17798 intrinsics without SSE/SSE2/SSSE3.
17799 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
17801 (*mmx_uavgv8qi3): Likewise.
17803 2019-05-17 Richard Biener <rguenther@suse.de>
17805 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
17806 VEC_PERM_EXPR as __VEC_PERM with -gimple.
17808 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
17810 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
17811 vec_sldw insn pattern.
17813 2019-05-17 Richard Biener <rguenther@suse.de>
17815 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
17817 2019-05-17 Martin Liska <mliska@suse.cz>
17820 * toplev.c (output_stack_usage): With LTO and sanitizer it
17821 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
17822 has no file location.
17824 2019-05-16 Jakub Jelinek <jakub@redhat.com>
17827 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
17828 sz0 is equal to sz1, instead return false in that case.
17830 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
17831 has non-constant expression, force sctx.lane and use two
17832 argument IFN_GOMP_SIMD_LANE instead of single argument.
17833 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
17834 two argument IFN_GOMP_SIMD_LANE without lhs.
17835 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
17837 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
17839 (LOOP_REQUIRES_VERSIONING): Or in
17840 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
17841 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
17843 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
17844 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
17845 from simd if clause if needed.
17847 2019-05-16 Richard Biener <rguenther@suse.de>
17849 * tree-affine.c (expr_to_aff_combination): New function split
17851 (tree_to_aff_combination): ... here.
17852 (aff_combination_expand): Avoid building a GENERIC tree.
17854 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
17856 * cgraphunit.c (cgraph_node::expand_thunk): Remove
17857 assemble_start_function and assemble_end_function calls.
17858 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
17859 assemble_start_function and assemble_end_function.
17860 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
17861 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
17862 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
17863 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
17864 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
17865 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
17866 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
17867 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
17868 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
17869 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
17870 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
17871 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
17873 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
17874 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
17875 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
17876 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
17877 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
17878 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
17879 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
17880 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
17881 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
17882 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
17883 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
17884 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17885 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
17886 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
17888 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
17889 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
17890 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
17892 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
17894 * tree-ssa-alias.c (alias_stats): Add
17895 aliasing_component_refs_p_may_alias and
17896 aliasing_component_refs_p_no_alias.
17897 (dump_alias_stats): Print aliasing_component_refs_p stats.
17898 (aliasing_component_refs_p): Update stats.
17900 2019-05-16 Martin Liska <mliska@suse.cz>
17903 * multiple_target.c (expand_target_clones): Do not allow
17904 target_clones being used with a symbol that is an alias.
17906 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
17908 PR tree-optimization/90394
17909 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
17910 positives rather than ICE for cases where (code2 == NE_EXPR
17911 && code1 == BIT_AND_EXPR).
17913 2019-05-16 Jakub Jelinek <jakub@redhat.com>
17916 * tree-core.h (struct tree_decl_common): Document
17917 decl_nonshareable_flag for PARM_DECLs.
17918 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
17919 * calls.c (expand_call): Don't try tail call if caller
17920 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
17921 passed on the stack and callee needs to pass any arguments on the
17923 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
17924 else if instead of series of mutually exclusive ifs. Handle
17925 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
17926 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
17928 * lto-streamer.h (LTO_major_version): Bump to 9.
17930 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
17932 PR tree-optimization/90106
17933 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
17934 new parameter as new internal function call, also move it to new
17936 (use_internal_fn): Pass internal function call to
17937 shrink_wrap_one_built_in_call_with_conds.
17939 2019-05-15 Jakub Jelinek <jakub@redhat.com>
17941 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
17943 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
17944 safelen_int and set loop->dont_vectorize.
17946 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
17949 * config/i386/i386-builtin.def: Enable MMX intrinsics with
17951 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
17953 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
17954 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
17955 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
17958 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
17961 * config/i386/mmx.md (*vec_dupv2sf): Changed to
17962 define_insn_and_split to support SSE emulation.
17963 (*vec_extractv2sf_0): Likewise.
17964 (*vec_extractv2sf_1): Likewise.
17965 (*vec_extractv2si_0): Likewise.
17966 (*vec_extractv2si_1): Likewise.
17967 (*vec_extractv2si_zext_mem): Likewise.
17968 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
17969 (vec_extractv2sf_1 splitter): Likewise.
17970 (vec_extractv2sfsf): Likewise.
17971 (vec_setv2si): Likewise.
17972 (vec_extractv2si_1 splitter): Likewise.
17973 (vec_extractv2sisi): Likewise.
17974 (vec_setv4hi): Likewise.
17975 (vec_extractv4hihi): Likewise.
17976 (vec_setv8qi): Likewise.
17977 (vec_extractv8qiqi): Likewise.
17978 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
17979 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
17980 (vec_extractv2sisi): Likewise.
17981 (vec_extractv4hihi): Likewise.
17982 (vec_extractv8qiqi): Likewise.
17983 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
17984 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
17985 (vec_initv2sisi): Likewise.
17986 (vec_initv4hihi): Likewise.
17987 (vec_initv8qiqi): Likewise.
17988 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
17989 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
17990 (vec_setv4hi): Likewise.
17991 (vec_setv8qi): Likewise.
17993 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
17996 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
17997 TARGET_MMX_WITH_SSE.
17998 (MMXMODE:*mov<mode>_internal): Likewise.
17999 (MMXMODE:movmisalign<mode>): Likewise.
18001 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
18004 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
18005 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
18006 (sse2_cvtpd2pi): Ditto.
18007 (sse2_cvttpd2pi): Ditto.
18008 (*vec_concatv2sf_sse4_1): Ditto.
18009 (*vec_concatv2sf_sse): Ditto.
18010 (*vec_concatv2si_sse4_1): Ditto.
18011 (*vec_concatv2si): Ditto.
18012 (*vec_concatv4si_0): Ditto.
18013 (*vec_concatv2di_0): Ditto.
18015 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18018 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
18020 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18023 * config/i386/sse.md (ssse3_palignrdi): Changed to
18024 define_insn_and_split to support SSE emulation.
18026 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18029 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
18031 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18034 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
18035 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
18038 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18041 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
18042 or TARGET_MMX_WITH_SSE.
18043 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
18045 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18048 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
18050 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18053 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
18054 Changed to define_insn_and_split to support SSE emulation.
18056 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18059 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
18060 Changed to define_insn_and_split to support SSE emulation.
18062 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18065 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
18066 (*mmx_<emms>): This.
18067 (mmx_<emms>): New expander.
18069 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18072 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
18074 (*sse2_umulv1siv1di3): Add SSE2 emulation.
18076 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18079 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
18081 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18084 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
18086 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18089 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
18090 TARGET_MMX_WITH_SSE.
18091 (*mmx_uavgv4hi3): Add SSE emulation.
18093 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18096 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
18097 and TARGET_MMX_WITH_SSE.
18098 (*mmx_uavgv8qi3): Add SSE emulation.
18100 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18103 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
18104 maskmovdqu for __MMX_WITH_SSE__.
18106 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18109 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
18110 TARGET_MMX and TARGET_MMX_WITH_SSE.
18111 (*mmx_umulv4hi3_highpart): Add SSE emulation.
18113 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18116 * config/i386/mmx.md (mmx_pmovmskb): Changed to
18117 define_insn_and_split to support SSE emulation.
18119 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18122 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
18123 and TARGET_MMX_WITH_SSE.
18124 (mmx_<code>v8qi3): Likewise.
18125 (smaxmin:<code>v4hi3): New.
18126 (umaxmin:<code>v8qi3): Likewise.
18127 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
18128 (umaxmin:*mmx_<code>v8qi3): Likewise.
18130 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18133 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
18134 TARGET_MMX_WITH_SSE.
18135 (*mmx_pinsrw): Add SSE emulation.
18137 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18140 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
18142 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18145 * config/i386/sse.md (sse_cvtpi2ps): Changed to
18146 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
18149 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18152 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
18153 (sse_cvttps2pi): Likewise.
18155 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18158 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
18159 TARGET_MMX_WITH_SSE.
18160 (mmx_pshufw_1): Add SSE emulation.
18161 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
18162 TARGET_MMX_WITH_SSE to support SSE emulation.
18164 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18167 * config/i386/constraints.md (Yw): New constraint.
18168 * config/i386/mmx.md (*vec_dupv2si): Changed to
18169 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
18170 support SSE emulation.
18172 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18175 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
18176 TARGET_MMX_WITH_SSE.
18177 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
18179 (mmx_gt<mode>3): Likewise.
18181 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18184 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
18185 TARGET_MMX_WITH_SSE. Add SSE support.
18187 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18190 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
18191 TARGET_MMX_WITH_SSE.
18192 (any_logic:<code><mode>3): New.
18193 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
18196 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18199 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
18200 TARGET_MMX_WITH_SSE. Add SSE emulation.
18201 (mmx_<shift_insn><mode>3): Likewise.
18202 (ashr<mode>3): New.
18203 (<shift_insn><mode>3): Likewise.
18205 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18208 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
18209 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
18211 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18214 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
18215 TARGET_MMX_WITH_SSE.
18216 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
18219 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18222 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
18223 TARGET_MMX_WITH_SSE.
18225 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
18228 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18231 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
18232 (plusminus:mmx_<plusminus_insn><mode>3): Check
18233 TARGET_MMX_WITH_SSE.
18234 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
18235 (<plusminus_insn><mode>3): New.
18236 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
18237 (*mmx_<plusminus_insn><mode>3): Likewise.
18239 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18242 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
18243 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
18245 * config/i386/mmx.m (mmx_punpckhbw): Changed to
18246 define_insn_and_split to support SSE emulation.
18247 (mmx_punpcklbw): Likewise.
18248 (mmx_punpckhwd): Likewise.
18249 (mmx_punpcklwd): Likewise.
18250 (mmx_punpckhdq): Likewise.
18251 (mmx_punpckldq): Likewise.
18253 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18254 Uros Bizjak <ubizjak@gmail.com>
18257 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
18259 (ix86_split_mmx_pack): Likewise.
18260 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
18262 (ix86_split_mmx_pack): Likewise.
18263 * config/i386/i386.md (mmx_isa): New.
18264 (enabled): Also check mmx_isa.
18265 * config/i386/mmx.md (any_s_truncate): New code iterator.
18266 (s_trunsuffix): New code attr.
18267 (mmx_packsswb): Removed.
18268 (mmx_packssdw): Likewise.
18269 (mmx_packuswb): Likewise.
18270 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
18271 MMX packsswb/packuswb with SSE2.
18272 (mmx_packssdw): Likewise.
18273 * config/i386/predicates.md (register_mmxmem_operand): New.
18275 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
18278 * config/i386/i386-c.c (ix86_target_macros_internal): Define
18279 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
18280 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
18281 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
18282 (ix86_vector_mode_supported_p): Likewise.
18283 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
18285 2019-05-15 Martin Liska <mliska@suse.cz>
18287 PR middle-end/90478
18288 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
18289 Check for overflow.
18291 2019-05-15 Richard Biener <rguenther@suse.de>
18293 * tree-into-ssa.c (pass_build_ssa::execute): Run
18294 update_address_taken before going into SSA.
18296 2019-05-15 Richard Biener <rguenther@suse.de>
18298 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
18299 as __BIT_FIELD_REF with type with -gimple.
18301 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
18303 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
18304 semantically equivalent branches (left over after prior refactorings).
18306 2019-05-15 Richard Biener <rguenther@suse.de>
18308 PR tree-optimization/88828
18309 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
18312 2019-05-14 Richard Biener <rguenther@suse.de>
18314 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
18315 as __VIEW_CONVERT with -gimple.
18317 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
18320 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
18323 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
18325 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
18326 define_split to become a define_insn_and_split.
18328 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
18330 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
18332 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
18333 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
18334 (sibcall_epilogue): Adjust.
18335 (epilogue): Adjust.
18337 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18339 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
18340 to unsupported ones.
18341 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
18342 * config.host: Likewise.
18343 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
18344 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
18345 __svr4__]: Remove "brand" fallback.
18346 [!KSTAT_DATA_STRING]: Remove.
18347 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
18349 (comdat_group): Likewise.
18350 (set_have_as_tls): Likewise.
18351 (gcc_cv_target_dl_iterate_phdr): Likewise.
18352 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
18353 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
18354 * configure: Regenerate.
18355 * doc/install.texi: Simplify Solaris target triplets.
18356 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
18357 (Specific, *-*-solaris2*): Document Solaris 10 removal.
18358 Remove Solaris 10 references.
18359 Remove obsolete Solaris bug reference.
18360 (Specific, sparc-sun-solaris2.10): Remove.
18362 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
18364 * config/i386/i386.md (any_div): New code iterator.
18365 (paired_mod): New code attribute.
18366 (sgnprefix): Handle DIV and UDIV RTXes.
18368 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
18369 and udivmod<mode>4 patterns using any_div code iterator.
18370 (divmod splitters): Macroize splitters using any_div code iterator.
18371 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
18372 (*udivmodsi4_pow2_zext_2): Ditto.
18373 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
18374 and *udivmod<mode>4_noext patterns using any_div code iterator.
18375 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
18376 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
18377 patterns using any_div code iterator.
18378 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
18379 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
18380 patterns using any_div code iterator.
18381 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
18382 udivmodhiqi3 patterns using any_extend code iterator.
18384 2019-05-14 Richard Biener <rguenther@suse.de>
18385 H.J. Lu <hongjiu.lu@intel.com>
18387 PR tree-optimization/88828
18388 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
18389 permuting in a single non-constant element not extracted
18392 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
18394 * internal-fn.def (SIGNBIT): New.
18395 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
18397 (signbitv4sf2): Likewise.
18399 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
18402 * config/mips/mips.c (mips_split_move): Skip forward SRC into
18403 next insn when the SRC reg is dead.
18405 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
18407 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
18408 (alloc_cand_and_find_basis): Ditto.
18409 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
18410 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
18411 (create_add_imm_cand, slsr_process_cast): Ditto.
18412 (slsr_process_copy, replace_mult_candidate): Ditto.
18413 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
18414 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
18415 (pass_strength_reduction::execute): Init the first NULL element.
18417 2019-05-13 Nathan Sidwell <nathan@acm.org>
18419 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
18420 (run_attempt): Reformat line break.
18422 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
18425 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
18426 data registers in sibcall epilogues.
18427 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
18429 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
18432 * configure.ac (--enable-frame-pointer):
18433 Disable by default for cygwin and mingw.
18434 * configure: Regenerate.
18436 2019-05-13 Nathan Sidwell <nathan@acm.org>
18438 * dwarf2out.c (breakout_comdat_types): Move comment to correct
18440 (const_ok_for_output_1): Balance parens around #if/#else/#endif
18441 (gen_member_die): Move abstract origin check earlier. Only VARs
18442 can be static_inline_p. Simplify splicing control flow.
18444 2019-05-13 Richard Biener <rguenther@suse.de>
18446 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
18448 (vect_build_slp_tree_1): Likewise.
18450 2019-05-13 Richard Biener <rguenther@suse.de>
18452 PR tree-optimization/90402
18453 * tree-if-conv.c (tree_if_conversion): Value number only
18454 the loop body by making the latch an exit of the region
18456 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
18458 (do_rpo_vn): Deal with multiple edges into the entry block
18459 that are not backedges inside the region by skipping PHIs
18460 of the entry block.
18462 2019-05-13 Richard Biener <rguenther@suse.de>
18464 PR tree-optimization/90316
18465 * tree-ssa-pre.c (insert_aux): Fold into ...
18466 (insert): ... this function. Use a RPO walk to reduce the
18467 number of required iterations.
18469 2019-05-13 Martin Liska <mliska@suse.cz>
18471 PR tree-optimization/90416
18472 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
18473 string instead of passing the second part as va_arg argument.
18475 2019-05-13 Martin Liska <mliska@suse.cz>
18477 PR gcov-profile/90380
18478 * gcov.c (handle_cycle): Do not support zero cycle count,
18479 it should not be possible.
18480 (path_contains_zero_cycle_arc): New function.
18481 (circuit): Ignore zero cycle arc counts.
18483 2019-05-13 Martin Liska <mliska@suse.cz>
18485 PR gcov-profile/90380
18486 * gcov.c (enum loop_type): Remove the enum and
18488 (handle_cycle): Assert that we should not reach
18490 (circuit): Use loop_found instead of a tri-state loop_type.
18491 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
18494 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
18497 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
18498 (ix86_output_indirect_branch_via_reg): Use output mechanism
18499 accounting for __USER_LABEL_PREFIX__.
18500 (ix86_output_indirect_branch_via_push): Likewise.
18501 (ix86_output_function_return): Likewise.
18502 (ix86_output_indirect_function_return): Likewise.
18504 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
18506 * doc/md.texi: Document use of code attributes in rtx patterns.
18507 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
18508 * read-rtl.c (find_code): Split out search loops into...
18509 (maybe_find_code): ...this new function.
18510 (check_code_iterator): Make the error message more informative.
18511 (check_code_attribute): New function.
18512 (rtx_reader::rtx_alloc_for_name): Likewise.
18513 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
18514 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
18515 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
18516 <max_opp> directly as an rtx code instead of via a match_operator.
18517 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
18518 (<su>abd<mode>_3): Update accordingly.
18520 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
18522 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
18523 is given, print the state of the EH "save world" computation for
18526 2019-05-11 Jakub Jelinek <jakub@redhat.com>
18529 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
18530 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
18532 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
18534 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
18535 Use pinsrd for TARGET_SSE4_1.
18536 * config/i386/sse.md (movdi_to_sse): Ditto.
18538 2019-05-10 Richard Biener <rguenther@suse.de>
18540 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
18541 (do_rpo_vn): Initialize next_value_id.
18543 2019-05-10 Martin Liska <mliska@suse.cz>
18545 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
18548 2019-05-10 Jakub Jelinek <jakub@redhat.com>
18550 PR tree-optimization/90385
18551 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
18552 arguments of the exit phis.
18555 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
18556 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
18558 (copy_tree_body_r): Likewise.
18559 (copy_fn): Set id.do_not_fold to true.
18561 2019-05-10 Martin Liska <mliska@suse.cz>
18563 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
18564 Reapply changes from r269790.
18566 2019-05-10 Martin Liska <mliska@suse.cz>
18568 PR middle-end/90340
18569 * doc/invoke.texi: New params.
18570 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
18571 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
18572 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
18574 * tree-switch-conversion.h (struct jump_table_cluster):
18577 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
18579 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
18581 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
18583 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
18585 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
18587 PR rtl-optimization/88879
18588 * sel-sched.c (sel_target_adjust_priority): Remove assert.
18590 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
18593 * config/arm/arm.c (callee_saved_reg_p): Move before
18594 thumb_find_work_register.
18595 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
18596 thumb_find_work_register. Only call df_get_live_out once.
18597 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
18598 (thumb_find_work_register): Use
18599 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
18600 algorithms to locate a spare call clobbered reg.
18602 2019-05-09 Martin Liska <mliska@suse.cz>
18604 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
18605 and MAX_EXPR in GIMPLE FE format.
18607 2019-05-09 Martin Liska <mliska@suse.cz>
18609 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
18610 * gimple-pretty-print.c (dump_gimple_bb_header):
18612 (pp_cfg_jump): Dump edge probability.
18613 * profile-count.c (profile_quality_as_string): Simplify
18614 with a static array.
18615 (parse_profile_quality): New function.
18616 (profile_count::dump): Simplify with a static array.
18617 (profile_count::from_gcov_type): Add new argument.
18618 * profile-count.h (parse_profile_quality): Likewise.
18619 * predict.h (set_hot_bb_threshold): New.
18620 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
18622 * predict.c (get_hot_bb_threshold): Set from the new param.
18623 (set_hot_bb_threshold): New.
18625 2019-05-09 Richard Biener <rguenther@suse.de>
18627 PR tree-optimization/90395
18628 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
18629 rewrite vector stores that throw internally.
18631 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
18633 * cif-code.def (CHKP): Remove.
18636 * configure.ac (--enable-frame-pointer): Disable by default for
18638 * configure: Regenerate.
18640 2019-05-09 Alan Modra <amodra@gmail.com>
18643 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
18644 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
18645 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
18646 cost for general <-> vsx when direct moves are available.
18647 Cost union classes at minimal cost for any reg in the class.
18648 Correct calculation for moves between vsx, float, and altivec.
18649 Don't return a low cost for moves between special regs. Don't
18650 use hard coded register numbers.
18651 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
18652 (rs6000_ira_change_pseudo_allocno_class): New function.
18653 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
18654 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
18656 (movsi_internal1): Don't disparage vector alternatives.
18657 (mov<mode>_internal): Likewise, excepting alternative that
18659 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
18660 we <- b alternative.
18662 2019-05-08 Jakub Jelinek <jakub@redhat.com>
18665 PR tree-optimization/89060
18666 * tree-ssa-live.h (live_vars_map): New typedef.
18667 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
18668 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
18669 (struct compute_live_vars_data): New type.
18670 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
18671 live_vars_at_stmt, destroy_live_vars): New functions.
18672 * tree-tailcall.c: Include tree-ssa-live.h.
18673 (live_vars, live_vars_vec): New global variables.
18674 (find_tail_calls): Perform variable life analysis before punting.
18675 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
18676 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
18678 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
18679 Perform variable life analysis to select variables that really need
18681 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
18682 instead set id->eh_landing_pad_dest and assert it is the same.
18683 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
18685 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
18686 Richard Earnshaw <rearnsha@arm.com>
18689 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
18691 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
18692 (thumb1_compute_save_core_reg_mask): Don't force a spare work
18693 register if both the epilogue and prologue can use call-clobbered
18695 (thumb1_unexpanded_epilogue): Use
18696 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
18697 picking temporaries for restoring high regs to match that of the
18698 prologue where possible.
18699 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
18700 the list of work registers. Detect if the return address is still live
18701 at the end of the prologue and avoid using it for a work register if so.
18702 If the return address is not live, add LR to the list of pushable regs
18703 after the first pass.
18705 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
18707 PR tree-optimization/90078
18708 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
18709 (INFTY): Increase the value for infinite cost.
18710 (struct comp_cost): Promote type of members to int64_t.
18711 (infinite_cost): Don't set complexity in initialization.
18712 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
18713 overflows to infinite_cost.
18714 (adjust_setup_cost): Promote type of parameter and cost computation
18716 (struct ainc_cost_data, struct iv_ca): Promote type of member to
18718 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
18719 cost computation to int64_t.
18720 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
18721 int64_t's format specifier in dump.
18723 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
18725 PR tree-optimization/90240
18726 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
18727 with respect to scaling factor pre-computed for each basic block.
18728 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
18729 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
18730 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
18731 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
18732 live range for array of loop's basic blocks. Cleanup aux field of
18733 loop's basic blocks.
18735 2019-05-08 Jakub Jelinek <jakub@redhat.com>
18737 PR tree-optimization/90356
18738 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
18740 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
18742 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
18743 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
18744 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
18745 (ix86_handle_option): Handle -mavx512bf16.
18746 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
18748 * config/i386/avx512bf16vlintrin.h: New.
18749 * config/i386/avx512bf16intrin.h: New.
18750 * config/i386/cpuid.h (bit_AVX512BF16): New.
18751 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
18752 * config/i386/i386-builtin-types.def: Add new types.
18753 * config/i386/i386-builtin.def: Add new builtins.
18754 * config/i386/i386-c.c (ix86_target_macros_internal): Define
18756 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
18757 (ix86_option_override_internal): Handle BF16.
18758 (ix86_valid_target_attribute_inner_p): Ditto.
18759 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
18760 * config/i386/i386-builtin.c (enum processor_features): Add
18762 (static const _isa_names_table isa_names_table): Ditto.
18763 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
18764 (PTA_AVX512BF16): Ditto.
18765 * config/i386/i386.opt: Add -mavx512bf16.
18766 * config/i386/immintrin.h: Include avx512bf16intrin.h
18767 and avx512bf16vlintrin.h.
18768 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
18769 avx512f_cvtneps2bf16_<mode><mask_name>,
18770 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
18771 * config/i386/subst.md (mask_half): Add new subst.
18772 * doc/invoke.texi: Document -mavx512bf16.
18774 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
18776 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
18777 Delete declaration.
18778 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
18779 (rs6000_debug_legitimize_reload_address): Delete.
18780 (rs6000_legitimize_reload_address_ptr): Delete.
18781 (rs6000_option_override_internal): Adjust.
18782 (mem_operand_gpr): Adjust comment.
18783 (legitimate_lo_sum_address_p): Ditto.
18784 (rs6000_legitimize_reload_address): Delete.
18785 (rs6000_debug_legitimize_reload_address): Delete.
18786 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
18788 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
18791 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18792 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
18793 to compute vector element selector for both constant and variable
18796 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
18798 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
18799 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
18800 ashrdi3_cvt using SWI48 mode iterator.
18802 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
18804 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
18805 (aarch64_<su>abd<mode>_3): Likewise.
18806 (*aarch64_<su>abd<mode>_3): New define_insn.
18807 (<sur>sad<vsi2qi>): New define_expand.
18808 * config/aarch64/iterators.md: Added MAX_OPP attribute.
18809 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
18810 (build_vect_cond_expr): Likewise.
18812 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
18814 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
18815 clobbers outside of accessible_reg_set.
18816 * config/i386/i386.c (ix86_conditional_register_usage):
18817 Disable register sets by clearing corresponding bits in
18818 accessible_reg_set. Do not set corresponding bits in fixed_regs,
18819 call_used_regs and don't clear corresponding reg_names array members.
18821 2019-05-07 Richard Biener <rguenther@suse.de>
18823 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
18824 not specified still compute a comp_vectype for invariant
18827 2019-05-07 Richard Biener <rguenther@suse.de>
18829 PR tree-optimization/90316
18830 * tree-ssa-pre.c (translate_vuse_through_block): When
18831 same_valid is NULL do not bother to search for a virtual
18833 (phi_translate_1): When operands changed we cannot keep
18834 the same value-number so do not bother to ask whether
18835 that's possible from translate_vuse_through_block.
18837 2019-05-07 Martin Liska <mliska@suse.cz>
18839 * bitmap.c (bitmap_register): Come up with
18840 alloc_descriptor_max_uid and assign it for
18842 (register_overhead): Use get_descriptor as
18844 (release_overhead): New.
18845 (bitmap_elem_to_freelist): Call it.
18846 (bitmap_elt_clear_from): Likewise.
18847 (bitmap_obstack_free): Likewise.
18848 (bitmap_move): Sensitively release memory.
18849 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
18850 (bitmap_initialize): Initialize alloc_descriptor to zero.
18851 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
18853 2019-05-07 Richard Biener <rguenther@suse.de>
18855 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
18856 we build a SLP node. Remove max_size and limiting.
18857 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
18859 2019-05-07 Richard Biener <rguenther@suse.de>
18861 PR tree-optimization/90316
18862 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
18863 limit by reference.
18864 (walk_non_aliased_vuses): Take walking limit argument.
18865 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
18866 walking if it is reached instead of just counting.
18867 (get_continuation_for_phi): Likewise.
18868 (walk_non_aliased_vuses): Likewise, instead of leaving counter
18869 limiting to the callback.
18870 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
18871 (vn_reference_lookup_3): Likewise.
18872 (vn_reference_lookup_pieces): Likewise.
18873 (vn_reference_lookup): Likewise.
18874 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
18875 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
18876 (avail_exprs_stack::lookup_avail_expr): Likewise.
18878 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
18880 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
18881 for comparaible types in the second direction even if first one
18882 hits incomparable type.
18884 2019-05-07 Richard Biener <rguenther@suse.de>
18887 * lto-wrapper.c (debug_objcopy): Use the original filename
18888 including archive offset for the filename used for -save-temps.
18890 2019-05-07 Li Jia He <helijia@linux.ibm.com>
18892 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
18895 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
18896 Hongtao Liu <hongtao.liu@intel.com>
18900 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
18901 Modified, original implementation isn't correct.
18903 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
18905 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
18906 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
18907 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
18908 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
18909 (FRAME_POINTER_REGNUM): Change numbering.
18910 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
18911 (alt_reg_names): Adjust.
18912 (rs6000_conditional_register_usage): Don't mark hard register 64 as
18914 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
18915 (DWARF_FRAME_REGISTERS): Delete.
18916 (DWARF2_FRAME_REG_OUT): Fix whitespace.
18917 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
18919 (REG_ALLOC_ORDER): Adjust.
18920 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
18921 (REG_CLASS_CONTENTS): Adjust.
18922 (RETURN_ADDR_RTX): Change comment.
18923 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
18925 (REGISTER_NAMES): Adjust.
18926 (ADDITIONAL_REGISTER_NAMES): Adjust.
18927 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
18929 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
18931 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
18933 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
18934 (DWARF_FRAME_REGISTERS): Adjust.
18935 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
18937 (REG_ALLOC_ORDER): Adjust.
18938 (enum reg_class): Delete SPR_REGS.
18939 (REG_CLASS_NAMES): Delete SPR_REGS.
18940 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
18941 (REGISTER_NAMES): Adjust.
18942 (ADDITIONAL_REGISTER_NAMES): Adjust.
18943 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
18944 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
18945 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
18946 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
18947 (htm_spr_regno): Delete.
18948 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
18950 (rs6000_dbx_register_number): Adjust.
18952 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
18954 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
18956 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
18958 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
18959 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
18961 2019-05-06 Jakub Jelinek <jakub@redhat.com>
18963 PR tree-optimization/88709
18964 PR tree-optimization/90271
18965 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
18966 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
18967 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
18969 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
18970 of the store merging group is larger than
18971 PARAM_STORE_MERGING_MAX_SIZE parameter.
18972 (split_group): Add bzero_first argument. If set, always emit first
18973 the first store which must be = {} of the whole area and then for the
18974 rest of the stores consider all zero bytes as paddings.
18975 (imm_store_chain_info::output_merged_store): Check if first store
18976 is = {} of the whole area and if yes, determine which setting of
18977 bzero_first for split_group gives smaller number of stores. Adjust
18978 split_group callers.
18979 (lhs_valid_for_store_merging_p): Allow decls.
18980 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
18982 (pass_store_merging::process_store): Likewise.
18984 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
18987 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
18988 handling of V1TImode.
18990 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
18993 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
18994 and enable_frame_pointer ...
18995 * configure.ac: ... here. Update help strings for
18996 --enable-frame-pointer.
18997 * configure: Regenerate.
18998 * config/i386/i386-options.c (ix86_option_override_internal): Remove
18999 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
19000 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
19001 (USE_X86_64_FRAME_POINTER): Ditto.
19003 2019-05-06 Martin Liska <mliska@suse.cz>
19005 * config.gcc: Append to target_gtfiles and fix indentation.
19007 2019-05-06 Richard Biener <rguenther@suse.de>
19009 PR tree-optimization/90358
19010 * tree-vect-stmts.c (get_group_load_store_type): Properly
19011 detect unused upper half of load.
19012 (vectorizable_load): Likewise.
19014 2019-05-06 Richard Biener <rguenther@suse.de>
19016 PR tree-optimization/88828
19017 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
19018 (simplify_vector_constructor): ...here. Handle constants in
19021 2019-05-06 Richard Biener <rguenther@suse.de>
19023 PR tree-optimization/90328
19024 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
19025 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
19026 is valid in the loop nest before using it.
19027 (initialize_data_dependence_relation): Adjust.
19028 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
19029 loop as loop-nest to dr_may_alias_p.
19031 2019-05-06 Richard Biener <rguenther@suse.de>
19033 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
19035 2019-05-06 Richard Biener <rguenther@suse.de>
19037 PR tree-optimization/90316
19038 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
19039 compute target on demand.
19040 (get_continuation_for_phi): Remove code walking stmts to
19041 get to a target virtual operand which could end up being
19044 2019-05-06 Martin Liska <mliska@suse.cz>
19047 * config/i386/i386-options.c (ix86_option_override_internal): Error only
19048 when -mabi is selected to a non-default version.
19050 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
19051 Martin Liska <mliska@suse.cz>
19053 * Makefile.in: Add lto-dump.texi.
19054 * cgraph.h: Add new functions get_visibility_string and
19055 get_symtab_type_string.
19056 * doc/gcc.texi: Include lto-dump section.
19057 * doc/lto-dump.texi: New file.
19058 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
19059 (parse_dump_option): Factor out this function.
19060 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
19061 (parse_dump_option): Export the function.
19062 * symtab.c (symtab_node::get_visibility_string): New function.
19063 (symtab_node::get_symtab_type_string): Likewise.
19065 2019-05-06 Martin Liska <mliska@suse.cz>
19067 * config/i386/i386-builtins.c: New file.
19068 * config/i386/i386-builtins.h: New file.
19069 * config/i386/i386-expand.c: New file.
19070 * config/i386/i386-expand.h: New file.
19071 * config/i386/i386-features.c: New file.
19072 * config/i386/i386-features.h: New file.
19073 * config/i386/i386-options.c: New file.
19074 * config/i386/i386-options.h: New file.
19075 * config.gcc: Add new files into extra_objs and
19077 * config/i386/i386.c: Split content of the file
19078 into newly introduced files.
19079 * config/i386/i386.h: Declare common variables
19081 * config/i386/t-i386: Define dependencies for new files.
19083 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
19086 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
19087 Restrict 'all' variant to 32-bit configurations.
19088 (unaligned_loadhiu): Likewise.
19089 (unaligned_storehi): Likewise.
19090 (unaligned_storesi): Likewise.
19091 (unaligned_loadhis): Disable when compiling for thumb1.
19093 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
19095 PR tree-optimization/90269
19096 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
19099 2019-05-03 Martin Liska <mliska@suse.cz>
19101 * hash-map.h: Add is_empty function.
19102 * hash-set.h: Likewise.
19103 * hash-table.h: Likewise.
19104 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
19105 elements () == 0 (and similar usages).
19106 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
19107 * gimplify.c (gimplify_bind_expr): Likewise.
19108 (gimplify_switch_expr): Likewise.
19109 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
19110 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
19111 * postreload-gcse.c (dump_hash_table): Likewise.
19112 (gcse_after_reload_main): Likewise.
19113 * predict.c (combine_predictions_for_bb): Likewise.
19114 * tree-parloops.c (reduction_phi): Likewise.
19115 (separate_decls_in_region): Likewise.
19116 (transform_to_exit_first_loop): Likewise.
19117 (gen_parallel_loop): Likewise.
19118 (gather_scalar_reductions): Likewise.
19119 (try_create_reduction_list): Likewise.
19120 * var-tracking.c (dump_vars): Likewise.
19121 (emit_notes_for_changes): Likewise.
19122 (vt_emit_notes): Likewise.
19124 2019-05-03 Richard Biener <rguenther@suse.de>
19126 PR tree-optimization/90316
19127 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
19130 2019-05-03 Richard Biener <rguenther@suse.de>
19132 * tree-vect-stmts.c (get_group_load_store_type): Avoid
19133 peeling for gaps by loading only lower halves of vectors
19135 (vectorizable_load): Likewise.
19137 2019-05-03 Richard Biener <rguenther@suse.de>
19139 PR middle-end/89518
19140 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
19142 2019-05-03 Richard Biener <rguenther@suse.de>
19144 PR middle-end/87314
19145 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
19146 Handle STRING_CST vs DECL or STRING_CST.
19148 2019-05-03 Richard Biener <rguenther@suse.de>
19150 PR tree-optimization/88963
19151 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
19152 vector loads feeding only BIT_FIELD_REFs to component
19153 loads. Rewrite stores fed by CONSTRUCTORs to component
19156 2019-05-03 Jakub Jelinek <jakub@redhat.com>
19158 * opts.h (finish_options): Remove lang_mask argument.
19159 (print_help, help_option_argument): Declare.
19160 * opts.c (print_help): Remove forward declaration, no longer static.
19161 (finish_options): Remove lang_mask argument, don't call print_help
19163 * opts-global.c (decode_options): Adjust finish_option caller, call
19166 PR tree-optimization/90303
19167 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
19168 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
19170 2019-05-03 Richard Biener <rguenther@suse.de>
19172 PR tree-optimization/89698
19173 * gimple-fold.c (canonicalize_constructor_val): Early out
19174 for constants, handle unfolded INTEGER_CSTs as they appear in
19175 C++ virtual table ctors.
19177 2019-05-03 Richard Biener <rguenther@suse.de>
19179 * passes.c (execute_function_todo): Remove dead code.
19181 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
19183 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
19184 the internal register number, for any "real" register.
19186 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
19188 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
19189 correct numbers for TFHAR, TFIAR, TEXASR.
19191 2019-05-02 Richard Biener <rguenther@suse.de>
19193 PR tree-optimization/89653
19194 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
19195 update-address-taken before the pass.
19196 * passes.def (pass_tree_loop_init): Put comment before it.
19198 2019-05-02 Richard Biener <rguenther@suse.de>
19200 PR tree-optimization/89509
19201 * tree-ssa-structalias.c (compute_dependence_clique): Look
19202 at the first subvar when determining whether it is restrict.
19204 2019-05-02 Richard Biener <rguenther@suse.de>
19206 PR tree-optimization/90273
19207 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
19208 useless debug stmts.
19210 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
19212 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
19214 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
19216 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
19217 VEC_COND_EXPR be inserted to emulate a conditional internal function.
19218 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
19219 (vectorizable_reduction): Use the functions above to vectorize in a
19220 fully masked loop codes that don't have a conditional internal
19223 2019-05-02 Martin Liska <mliska@suse.cz>
19225 * cgraphclones.c: Call valid_attribute_p with 1 for
19227 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
19228 it's for target attribute.
19229 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
19230 Add new boolean argument.
19231 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
19233 (ix86_valid_target_attribute_tree): Pass target_clone_attr
19234 to ix86_valid_target_attribute_inner_p.
19235 (ix86_valid_target_attribute_p): Pass flags argument to
19236 ix86_valid_target_attribute_inner_p.
19237 (get_builtin_code_for_version): Use 0 as it's target attribute.
19239 2019-05-02 Martin Liska <mliska@suse.cz>
19241 * gcc.c (process_command): Add dummy file only
19243 * opts-global.c (decode_options): Pass lang_mask.
19244 * opts.c (print_help): New function.
19245 (finish_options): Print --help if help_option_argument
19247 (common_handle_option): Factor out content of OPT__help_
19249 * opts.h (finish_options): Add new argument.
19251 2019-05-02 Martin Liska <mliska@suse.cz>
19254 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
19255 With -minline-all-stringops use inline expansion using 4B loop.
19256 * doc/invoke.texi: Document the change of
19257 -minline-all-stringops.
19259 2019-05-01 Jeff Law <law@redhat.com>
19261 PR tree-optimization/88797
19262 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
19263 PHI feeds a conditional on the RHS of an assignment.
19265 2019-04-30 Andrew Waterman <andrew@sifive.com>
19266 Jim Wilson <jimw@sifive.com>
19268 * config/riscv/constraints.md (L): New.
19269 * config/riscv/predicates.md (lui_operand): New.
19270 (sfb_alu_operand): New.
19271 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
19272 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
19273 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
19274 * config/riscv/risc.md (type): Add sfb_alu.
19275 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
19276 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
19277 (branch_zero<mode>): Delete.
19278 (mov<mode>cc): New.
19279 (mov<GPR:mode><X:mode>cc): Likewise.
19280 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
19282 2019-04-30 Nathan Sidwell <nathan@acm.org>
19284 * tree.h (MARK_TS_EXP): New.
19286 2019-04-30 Martin Liska <mliska@suse.cz>
19288 * opts.c (enable_warning_as_error): Provide hints
19289 for unknown options.
19291 2019-04-30 Martin Liska <mliska@suse.cz>
19294 * doc/invoke.texi: Add missing dash for gas-locview-support
19295 and gno-as-locview-support.
19297 2019-04-30 Jakub Jelinek <jakub@redhat.com>
19300 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
19301 whitespace at the start of target attribute string.
19303 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19306 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
19307 Define __ARM_FEATURE_ATOMICS.
19309 2019-04-30 Martin Liska <mliska@suse.cz>
19311 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
19312 into built_in_function enum. Remove code for endp == 2 and
19313 use BUILT_IN_* constants.
19314 (gimple_fold_builtin): Call the function with fcode.
19316 2019-04-30 Martin Liska <mliska@suse.cz>
19318 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
19319 DECL_FUNCTION_CODE into ix86_builtins enum before
19320 the switch statement.
19322 2019-04-30 Jakub Jelinek <jakub@redhat.com>
19324 PR tree-optimization/89475
19325 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
19328 2019-04-30 Martin Liska <mliska@suse.cz>
19330 PR translation/90274
19331 * opts.c (print_filtered_help): Wrap string in _(...).
19333 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
19335 PR tree-optimization/90240
19337 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
19339 PR tree-optimization/90078
19340 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
19341 checks for infinite_cost overflow.
19343 2019-04-29 Jeff Law <law@redhat.com>
19345 * passes.def: Move -Wrestrict pass after copy propagation.
19347 2019-04-29 Maya Rashish <coypu@sdf.org>
19349 * config.gcc (default_gnu_indirect_function): Default to yes
19350 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
19351 sparc*-*-netbsd*, x86_64-*-netbsd*.
19353 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
19355 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
19356 where cond2 is NE_EXPR.
19357 (is_value_included_in): Update comment.
19359 2019-04-29 Richard Biener <rguenther@suse.de>
19361 PR tree-optimization/90278
19362 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
19363 EH on comparison simplification.
19365 2019-04-29 Jason Merrill <jason@redhat.com>
19367 PR c++/82081 - tail call optimization breaks noexcept
19368 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
19369 nothrow function to a might-throw function into a tail call.
19371 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
19373 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
19374 (DDR_INNER_LOOP): Likewise.
19375 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
19376 (initialize_data_dependence_relation): Likewise.
19377 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
19379 2019-04-29 Jakub Jelinek <jakub@redhat.com>
19381 PR rtl-optimization/90257
19382 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
19386 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
19390 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
19393 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
19396 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
19398 * lra-spills.c (lra_final_code_change): Remove useless move insns.
19400 2019-04-29 Richard Biener <rguenther@suse.de>
19402 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
19405 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
19407 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
19408 varasm.h, and netbsd-protos.h.
19410 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
19413 * config/i386/i386-protos.h (ix86_data_alignment): Change
19414 the second argument type to unsigned int.
19415 * config/i386/i386.c (ix86_data_alignment): Change "align"
19416 argument type to unsigned int.
19418 2019-04-27 Martin Liska <mliska@suse.cz>
19420 PR middle-end/90258
19421 * opt-suggestions.c (option_proposer::build_option_suggestions):
19422 When get_valid_option_values returns empty values, add the
19423 misspelling candidate.
19425 2019-04-26 Jim Wilson <jimw@sifive.com>
19427 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
19429 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
19430 Pass orig_mode to riscv_build_integer.
19431 (riscv_split_integer): Pass mode to riscv_move_integer.
19432 (riscv_legitimize_const_move): Likewise.
19433 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
19434 promoted_mode. Replace force_reg call with code to load constant into
19435 promoted reg and then subreg it for the store.
19436 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
19437 riscv_move_integer.
19439 2018-04-26 Eugene Sharygin <eush@ispras.ru>
19441 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
19444 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
19446 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
19447 commentary about the encoding of precision.
19449 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
19451 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
19452 * config/i386/t-freebsd64: New file.
19453 * config.gcc: Add the t-freebsd64 for multilib support.
19455 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
19457 * doc/extend.texi (vector_size): Add missing comma after @xref.
19459 2019-04-25 Jakub Jelinek <jakub@redhat.com>
19461 * BASE-VER: Set to 10.0.0.
19463 2019-04-25 Richard Biener <rguenther@suse.de>
19465 PR middle-end/89765
19466 * gimplify.c (gimplify_expr): Avoid turning a lvalue
19467 VIEW_CONVERT_EXPR into one operating on an rvalue.
19469 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
19472 * config/i386/i386.c (feature_priority): Moved to file scope.
19473 (processor_features): Likewise.
19474 (processor_model): Likewise.
19475 (_arch_names_table): Likewise.
19476 (arch_names_table): Likewise.
19477 (_feature_list): Removed.
19478 (feature_list): Likewise.
19479 (_isa_names_table): Moved to file scope. Add priority.
19480 (isa_names_table): Likewise.
19481 (get_builtin_code_for_version): Replace feature_list with
19482 isa_names_table. Update error message for P_ZERO priority.
19484 2019-04-25 Richard Biener <rguenther@suse.de>
19486 * tree-pass.h (make_pass_phi_only_cprop): Remove.
19487 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
19489 2019-04-24 Jeff Law <law@redhat.com>
19491 PR tree-optimization/90037
19492 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
19493 * passes.def: Replace all instance of phi-only cprop with the
19494 lattice propagator. Move propagation pass from after erroneous
19495 path isolation to before erroneous path isolation.
19496 * tree-ssa-phionlycprop.c: Remove.
19498 2019-04-24 Richard Biener <rguenther@suse.de>
19500 PR middle-end/90213
19501 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
19502 by size and BITS_PER_UNIT on poly-wide-ints.
19504 2019-04-25 Richard Biener <rguenther@suse.de>
19506 PR middle-end/90194
19507 * match.pd: Add pattern to simplify view-conversion of an
19510 2019-04-24 Clement Chigot <clement.chigot@atos.net>
19512 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
19513 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
19514 for Go on 32 bit AIX.
19515 * config/rs6000/aix72.h: Likewise.
19517 2019-04-24 Jakub Jelinek <jakub@redhat.com>
19520 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
19521 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
19523 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
19526 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
19527 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
19528 for restored hard frame pointer.
19529 (s390_sched_dependencies_evaluation): Implement new target hook.
19530 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
19532 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
19534 * config/arc/arc-options.def: Fix typos and spelling mistakes.
19535 * config/arc/arc.c (arc_init): Cleanup warning message.
19536 (arc_override_options): Likewise.
19538 2019-04-24 Jakub Jelinek <jakub@redhat.com>
19541 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
19542 a register if both if_true and if_false are MEMs.
19544 PR tree-optimization/90208
19545 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
19546 after labels of new_bb, not before them.
19548 PR tree-optimization/90211
19549 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
19550 which are not SSA_NAMEs.
19552 2018-04-23 Sudakshina Das <sudi.das@arm.com>
19554 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
19556 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
19558 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
19560 PR rtl-optimization/87979
19561 * modulo-sched.c (sms_schedule): Start ii value "mii" should
19564 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
19566 PR rtl-optimization/84032
19567 * modulo-sched.c (ps_insn_find_column): Change condition so that
19568 branch will always be the last insn in a row inside partial
19571 2019-04-23 Richard Biener <rguenther@suse.de>
19574 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
19575 dest_single_pred_p argument.
19576 (remove_forwarder_block): Adjust.
19577 (remove_forwarder_block_with_phi): Likewise.
19579 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19580 Bernd Edlinger <bernd.edlinger@hotmail.de>
19581 Jakub Jelinek <jakub@redhat.com>
19584 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
19585 if used with general-regs-only.
19586 (arm_conditional_register_usage): Don't add non-general regs if
19588 (arm_valid_target_attribute_rec): Handle general-regs-only.
19589 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
19591 (TARGET_HARD_FLOAT_SUB): Define.
19592 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
19593 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
19594 (TARGET_REALLY_IWMMXT2): Likewise.
19595 * config/arm/arm.opt: Add -mgeneral-regs-only.
19596 * doc/extend.texi: Document ARM general-regs-only target.
19597 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
19599 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
19601 PR tree-optimization/90078
19602 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
19603 checks for infinite_cost overflow.
19605 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
19607 PR tree-optimization/90021
19608 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
19609 and check univariate against it.
19610 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
19611 * tree-data-ref.c (add_other_self_distances): Pass new argument.
19613 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
19617 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
19620 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
19623 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
19625 * lra-spills.c (lra_final_code_change): Remove useless move insns.
19627 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
19629 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
19630 names using operand format, rather than hard-wired.
19631 (speculation_barrier): Likewise.
19633 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
19635 PR tree-optimization/88055
19636 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
19637 (gen_one_condition): Use it if !HONOR_NANS.
19639 2019-04-19 Jakub Jelinek <jakub@redhat.com>
19641 PR middle-end/90139
19642 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
19643 assign_temp instead of gen_reg_rtx.
19645 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
19647 PR translation/90118
19648 * config/aarch64/aarch64.c (aarch64_override_options_internal):
19649 Add missing space before %<.
19651 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
19653 PR rtl-optimization/87871
19654 * ira-lives.c (make_object_dead): Don't add conflicts to
19655 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
19657 2019-04-18 Martin Sebor <msebor@redhat.com>
19659 PR middle-end/89797
19660 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
19661 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
19662 assuming type size fits in SHWI.
19664 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
19667 * ipa-inline.c (flatten_function): New parameter UPDATE.
19668 (ipa_inline, early_inliner): Use it.
19670 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
19672 * fold-const.c (int_const_binop): Return early on failure.
19674 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
19676 PR middle-end/85164
19677 * combine.c (force_int_to_mode): Cast the argument rather than
19678 the result of known_alignment.
19679 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
19681 2019-04-18 Richard Biener <rguenther@suse.de>
19684 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
19686 (remove_forwarder_block): ... here.
19687 (remove_forwarder_block_with_phi): Also move debug stmts here.
19689 2019-04-18 Jakub Jelinek <jakub@redhat.com>
19691 PR translation/79183
19692 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
19693 inform where appropriate.
19695 2019-04-18 Richard Biener <rguenther@suse.de>
19697 * tree.c (get_qualified_type): Put found type variants at the
19698 head of the variant list.
19700 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
19702 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
19704 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
19707 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
19708 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
19709 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
19710 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
19711 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
19713 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
19715 * ira-conflicts.c (print_allocno_conflicts): Always print something,
19716 even for allocno's with no conflicts.
19717 (print_conflicts): Print an extra newline.
19719 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
19721 * auto-inc-dec.c (attempt_change): Set the alignment of the
19722 temporary memory to that of the original.
19724 2019-04-17 Joao Moreira <jmoreira@suse.de>
19726 * targhooks.c (default_print_patchable_function_entry): Emit
19727 __patchable_function_entries section with writable flags to allow
19728 relocation resolution.
19730 2019-04-17 Jonny Grant <jg@jguk.org>
19732 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
19734 2019-04-17 Jakub Jelinek <jakub@redhat.com>
19736 PR middle-end/90095
19737 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
19738 on lowpart SUBREGs.
19740 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
19742 * config/arc/arc.c (arc_init): Format diagnostic string.
19743 (arc_override_options): Likewise.
19744 (check_if_valid_regno_const): Likewise.
19745 (arc_reorg): Likewise.
19747 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
19750 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
19752 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
19754 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
19755 (*movdi_update1): Use Pmode.
19756 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
19757 (movdi_<mode>_update_stack): Rename to ...
19758 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
19760 (*movsi_update1): Use Pmode.
19761 (*movsi_update2): Use Pmode.
19762 (movsi_update): Rename to ...
19763 (movsi_<mode>_update): ... this. Use Pmode.
19764 (movsi_update_stack): Fix condition.
19765 (*movhi_update1): Use Pmode. Fix argument to
19766 avoiding_indexed_address_p.
19767 (*movhi_update2): Ditto.
19768 (*movhi_update3): Ditto.
19769 (*movhi_update4): Ditto.
19770 (*movqi_update1): Ditto.
19771 (*movqi_update2): Ditto.
19772 (*movqi_update3): Ditto.
19773 (*movsf_update1, *movdf_update1): Merge, rename to...
19774 (*mov<mode>_update1): This. Use Pmode. Fix argument to
19775 avoiding_indexed_address_p. Add "size" attribute.
19776 (*movsf_update2, *movdf_update2): Merge, rename to...
19777 (*mov<mode>_update2): This. Ditto.
19778 (*movsf_update3): Use Pmode. Fix argument to
19779 avoiding_indexed_address_p.
19780 (*movsf_update4): Ditto.
19781 (allocate_stack): Simplify condition. Adjust pattern names.
19783 2019-04-17 Jakub Jelinek <jakub@redhat.com>
19786 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
19787 whitespace at the start of target attribute string.
19789 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
19792 * config/rs6000/power9.md: Add store forwarding bypass.
19794 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
19797 * valtrack.c (dead_debug_insert_temp): Reset debug references
19798 to the return value of a call being removed.
19800 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
19802 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
19803 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
19804 implement target hook.
19805 (arc_memory_move_cost): New function.
19806 (TARGET_REGISTER_MOVE_COST): Define.
19807 (TARGET_MEMORY_MOVE_COST): Likewise.
19808 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
19809 (MEMORY_MOVE_COST): Likewise.
19811 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
19813 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
19814 (sibcall_value_insn): Likewise.
19815 * config/arc/constraints.md (Rs5): Remove.
19817 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
19819 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
19820 for last two fake registers.
19821 (arc_conditional_register_usage): Make sure fake frame and arg
19822 pointer regs are in general regs class.
19823 (FRAME_POINTER_MASK): Remove.
19824 (RETURN_ADDR_MASK): Remove.
19825 (arc_must_save_register): Use hard frame regnum.
19826 (frame_restore_reg): Use hard_frame_pointer_rtx.
19827 (arc_save_callee_saves): Likewise.
19828 (arc_restore_callee_saves): Likewise.
19829 (arc_save_callee_enter): Likewise.
19830 (arc_restore_callee_leave): Likewise.
19831 (arc_save_callee_milli): Likewise.
19832 (arc_eh_return_address_location): Likewise.
19833 (arc_check_multi): Use hard frame regnum.
19834 (arc_can_eliminate): Likewise.
19835 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
19836 for register allocator.
19837 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
19838 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
19839 (FRAME_POINTER_REGNUM): Change it to a fake register.
19840 (HARD_FRAME_POINTER_REGNUM): Defined.
19841 (ARG_POINTER_REGNUM): Change it to a new fake register.
19842 (ELIMINABLE_REGS): Update.
19843 (REGISTER_NAMES): Update names.
19844 * config/arc/arc.md (LP_START): Remove.
19845 (LP_END): Likewise.
19846 (shift_si3_loop): Update pattern.
19848 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
19850 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
19851 to avoid delay slot scheduling.
19852 (arc_must_save_register): Don't save SP.
19853 * config/arc/arc.md (stack_tie): Remove.
19854 (UNSPEC_ARC_STKTIE): Likewise.
19856 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
19857 Shiva Chen <shiva0217@gmail.com>
19859 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
19860 code gen with large shift amount.
19862 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
19864 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
19867 2019-04-16 Jakub Jelinek <jakub@redhat.com>
19870 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
19871 print -m64/-mx32/-m32 if it is true.
19872 (ix86_debug_options, ix86_function_specific_print): Pass true as
19873 ADD_ABI_P to ix86_target_string.
19874 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
19875 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
19876 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
19878 PR rtl-optimization/90082
19879 * dce.c (can_delete_call): New function.
19880 (deletable_insn_p, mark_insn): Use it.
19882 PR tree-optimization/90090
19883 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
19885 (is_division_by_square): Likewise. Formatting fix.
19887 2019-04-16 Richard Biener <rguenther@suse.de>
19889 PR tree-optimization/56049
19890 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
19891 equality check if alias-set zero will prevail.
19893 2019-04-15 Jeff Law <law@redhat.com>
19895 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
19896 size and alignment as unsigned.
19898 2019-04-15 Richard Biener <rguenther@suse.de>
19901 * tree-loop-distribution.c (destroy_loop): Preserve correct
19904 2019-04-15 Richard Biener <rguenther@suse.de>
19906 PR tree-optimization/90071
19907 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
19908 abnormal operands from def stmts.
19910 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
19912 PR rtl-optimization/89794
19913 * combine.c (count_auto_inc): New function.
19914 (try_combine): Count how many auto_inc expressions there were in the
19915 original instructions. Ensure we have the same number in the new
19916 instructions. Remove the code that tried to ensure auto_inc side
19917 effects on i1 and i0 are not lost.
19919 2019-04-15 Richard Biener <rguenther@suse.de>
19922 * tree.h (auto_var_p): Declare.
19923 * tree.c (auto_var_p): New function, split out from ...
19924 (auto_var_in_fn_p): ... here.
19925 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
19927 (new_var_info): Initialize it.
19928 (set_uids_in_ptset): Also set the shadow variable uid if required.
19929 (ipa_pta_execute): Postprocess points-to solutions assigning
19930 shadow variable uids for locals that may reach their containing
19931 function recursively.
19932 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
19933 assert but instead check whether the points-to solution is
19936 2019-04-15 Martin Jambor <mjambor@suse.cz>
19939 * cgraph.c (clone_of_p): Loop over clone chain for each step in
19942 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
19944 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
19946 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
19947 Kito Cheng <kito.cheng@gmail.com>
19948 Shiva Chen <shiva0217@gmail.com>
19950 * config/nds32/nds32-md-auxiliary.c
19951 (nds32_legitimize_pic_address): Use new PIC pattern.
19952 (nds32_legitimize_tls_address): Use new TLS pattern.
19953 (nds32_output_symrel): New.
19954 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
19955 (nds32_alloc_relax_group_id): Ditto.
19956 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
19957 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
19959 (nds32_group_tls_insn): Ditto.
19960 (nds32_group_float_insns): Ditto.
19961 * config/nds32/nds32.md (tls_le): New.
19964 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
19966 * configure: Add nds32 target for dwarf2 debug_line checking.
19967 * configure.ac: Regenerated.
19969 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
19972 * ipa-devirt.c (skip_in_fields_list_p): New.
19973 (odr_types_equivalent_p): Use it.
19975 2019-04-13 Jakub Jelinek <jakub@redhat.com>
19978 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
19979 instead of strncmp when checking for thumb and arm. Formatting fixes.
19981 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
19983 * doc/install.texi: Document --with-target-system-zlib.
19985 2019-04-12 Martin Sebor <msebor@redhat.com>
19991 * targhooks.c (default_vector_alignment): Avoid assuming
19992 argument fits in SHWI.
19993 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
19994 a shift expression.
19995 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
19997 2019-04-12 Jakub Jelinek <jakub@redhat.com>
19999 PR rtl-optimization/89965
20000 * dce.c: Include rtl-iter.h.
20001 (struct check_argument_load_data): New type.
20002 (check_argument_load): New function.
20003 (find_call_stack_args): Check for loads from stack slots still tracked
20004 in sp_bytes and punt if any is found.
20006 * config/mips/loongson-mmiintrin.h: Fix up #error message.
20008 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
20010 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
20011 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
20013 2019-04-12 Martin Liska <mliska@suse.cz>
20015 PR middle-end/89970
20016 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
20018 (separate_attrs): Handle multiple 'default's.
20019 (expand_target_clones): Rework error handling code.
20021 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
20024 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
20025 mode of vector rather than mode of destination for move instruction.
20026 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
20027 Use QI inner mode with V16QI vector mode.
20029 2019-04-12 Jakub Jelinek <jakub@redhat.com>
20032 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
20033 "invalid %%t operand" in output_operand_lossage message.
20035 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
20037 * config/s390/predicates.md (permute_pattern_operand): New
20039 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
20040 operand for the permute pattern.
20041 ("*vec_perm<mode>"): New insn definition.
20042 ("bswap<mode>"): Generate the permute pattern operand in the
20043 expander and perform the operand reloads for pre arch13 level
20045 ("*bswap<mode>_emu"): Rename to ...
20046 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
20047 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
20048 Add the USE operand for the permute pattern.
20049 ("*vec_set_bswap_vec<mode>"): Likewise.
20051 2019-04-12 Jakub Jelinek <jakub@redhat.com>
20054 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
20055 and gcc_unreachable if it fails, just call tree_to_uhwi which
20056 verifies that too. Test TREE_CHAIN instead of list_length > 1.
20057 Start warning message with a lower-case letter. Formatting fixes.
20059 PR rtl-optimization/90026
20060 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
20061 successors, look for BARRIERs inside of the whole BB_FOOTER chain
20062 rather than just at the start of it. If e->src BB_FOOTER is not NULL
20063 in cfglayout mode, use emit_barrier_after_bb.
20065 2018-04-11 Steve Ellcey <sellcey@marvell.com>
20067 PR rtl-optimization/87763
20068 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
20071 2019-04-11 Tom de Vries <tdevries@suse.de>
20073 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
20074 max macro using statement expression.
20076 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
20078 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
20079 * xcoffout.c (xcoff_private_rodata_section_name): Define.
20080 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
20081 read_only_private_data_section using xcoff_private_rodata_section_name.
20082 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
20084 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
20087 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
20089 2019-04-11 Jakub Jelinek <jakub@redhat.com>
20091 PR rtl-optimization/89965
20092 * dce.c (sp_based_mem_offset): New function.
20093 (find_call_stack_args): Use sp_based_mem_offset.
20095 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
20097 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
20099 2019-04-11 Richard Biener <rguenther@suse.de>
20101 PR tree-optimization/90020
20102 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
20103 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
20104 * tree-ssa-pre.c (compute_avail): Use it to not put
20105 possibly trapping references after a call that might not
20106 return into EXP_GEN.
20107 * gcse.c (compute_hash_table_work): Do not elide
20108 marking a block containing a call if the call might not
20111 2019-04-11 Richard Biener <rguenther@suse.de>
20113 PR tree-optimization/90018
20114 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
20115 Test both SLP and interleaving variants.
20117 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
20119 * config/s390/8561.md: New file.
20120 * config/s390/driver-native.c (s390_host_detect_local_cpu):
20121 Add arch13 cpu model.
20122 * config/s390/s390-opts.h (enum processor_type): Likewise.
20123 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
20124 (s390_get_unit_mask): Likewise.
20125 (s390_is_fpd): Likewise.
20126 (s390_is_fxd): Likewise.
20127 * config/s390/s390.h (s390_tune_attr): Likewise.
20128 * config/s390/s390.md: Include arch13 pipeline description.
20129 * config/s390/s390.opt: Add arch13.
20131 2018-04-10 Steve Ellcey <sellcey@marvell.com>
20133 PR rtl-optimization/87763
20134 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
20136 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
20138 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
20140 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
20141 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
20142 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
20143 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
20145 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
20147 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
20148 "Although" in -fipa-icf documentation.
20150 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
20151 of using multiple -g options.
20153 2019-04-10 Martin Liska <mliska@suse.cz>
20155 PR gcov-profile/89959
20156 * doc/gcov.texi: Make documentation of -x option
20159 2019-04-10 Richard Biener <rguenther@suse.de>
20161 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
20163 (DR_GROUP_SAME_DR_STMT): Remove.
20164 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
20165 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
20166 replace with assert.
20167 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
20168 (vect_record_grouped_load_vectors): Remove unreachable code.
20170 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
20173 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
20174 obsolete reference to N.
20176 2019-04-10 Jakub Jelinek <jakub@redhat.com>
20178 PR middle-end/90025
20179 * expr.c (store_expr): Set properly size on the MEM passed to
20183 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
20184 with strlen in between hostsz-3 and hostsz-1 inclusive when no
20185 translation is needed, and when translation is needed, only append
20186 ... if the string length is hostsz or more bytes long. Avoid using
20189 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
20192 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
20193 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
20195 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
20196 differences directly.
20197 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
20199 2019-04-09 Jakub Jelinek <jakub@redhat.com>
20201 PR translation/90011
20202 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
20204 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
20206 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
20207 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
20208 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
20209 trailing space from -gsplit-dwarf diagnostics.
20211 PR tree-optimization/89998
20212 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
20213 instead of integer_type_node if possible, don't add ranges if return
20214 type is not compatible with int.
20215 * gimple-fold.c (gimple_fold_builtin_sprintf,
20216 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
20219 2019-04-09 Martin Liska <mliska@suse.cz>
20221 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
20222 * doc/install.texi: Document the new config.
20224 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
20226 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
20227 use gimple_expr_type for load and store calls. Skip over the
20228 condition argument in a conditional internal function.
20229 Protect use of TREE_INT_CST_LOW.
20231 2019-04-09 Jakub Jelinek <jakub@redhat.com>
20234 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
20235 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
20236 trailing period from it too.
20238 2019-04-08 wu yuan <wuyuan5@huawei.com>
20240 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
20241 * config/aarch64/aarch64.md : Add "tsv110.md"
20242 * config/aarch64/tsv110.md: New file.
20244 2019-04-08 Richard Biener <rguenther@suse.de>
20246 PR tree-optimization/90006
20247 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
20250 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
20253 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
20255 (fma_root_node): Likewise.
20256 (func_fma_steering): Likewise.
20258 2019-04-08 Jakub Jelinek <jakub@redhat.com>
20260 PR rtl-optimization/89865
20261 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
20263 PR rtl-optimization/89865
20264 * config/i386/i386.md
20265 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
20266 numbers not to clash with the additional operands[4].
20267 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
20268 with extra register copy in the middle.
20270 2019-04-08 Martin Liska <mliska@suse.cz>
20272 PR gcov-profile/89961
20273 * doc/gcov.texi: Document data_file.
20274 * gcov.c (generate_results): Add data_info into JSON output.
20276 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
20278 PR tree-optimization/89725
20279 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
20280 loop's chrec as invariant symbol.
20281 * tree-chrec.h (chrec_contains_symbols): New parameter.
20282 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
20283 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
20284 function of loops not in DDR's loop_nest.
20285 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
20287 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
20290 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
20293 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
20296 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
20297 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
20299 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
20301 * sched-deps.c (sched_macro_fuse_insns): Check return value of
20302 targetm.fixed_condition_code_regs.
20304 2019-04-05 Richard Biener <rguenther@suse.de>
20308 * tree-cfgcleanup.c (remove_forwarder_block): Always move
20309 debug bind stmts but reset them if they are not valid at the
20312 2019-04-05 Martin Liska <mliska@suse.cz>
20314 PR translation/89936
20315 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
20316 order to wrap keywords or arguments.
20317 * collect2.c (main): Likewise.
20318 (scan_prog_file): Likewise.
20319 (scan_libraries): Likewise.
20320 * common/config/riscv/riscv-common.c
20321 (riscv_subset_list::parsing_subset_version): Likewise.
20322 (riscv_subset_list::parse_std_ext): Likewise.
20323 * config/aarch64/aarch64.c (aarch64_override_options_internal):
20325 * config/arm/arm.c (arm_option_override): Likewise.
20326 * config/cris/cris.c (cris_print_operand): Likewise.
20327 * config/darwin-c.c (darwin_pragma_options): Likewise.
20328 (darwin_pragma_unused): Likewise.
20329 (darwin_pragma_ms_struct): Likewise.
20330 * config/ft32/ft32.c (ft32_print_operand): Likewise.
20331 * config/i386/i386.c (print_reg): Likewise.
20332 (ix86_print_operand): Likewise.
20333 * config/i386/xm-djgpp.h: Likewise.
20334 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
20335 * config/m32c/m32c.c (m32c_option_override): Likewise.
20336 * config/msp430/msp430.c (msp430_option_override): Likewise.
20337 * config/nds32/nds32.c (nds32_option_override): Likewise.
20338 * config/nvptx/mkoffload.c (main): Likewise.
20339 * config/rx/rx.c (rx_print_operand): Likewise.
20340 (valid_psw_flag): Likewise.
20341 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
20342 (vms_pragma_nomember_alignment): Likewise.
20343 (vms_pragma_extern_model): Likewise.
20344 * lto-wrapper.c (compile_offload_image): Likewise.
20345 * omp-offload.c (oacc_parse_default_dims): Likewise.
20346 * symtab.c (symtab_node::verify_base): Likewise.
20347 * tlink.c (recompile_files): Likewise.
20348 (start_tweaking): Likewise.
20349 * tree-profile.c (parse_profile_filter): Likewise.
20351 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
20353 PR tree-optimization/89956
20354 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
20355 multiple negates of the same value.
20357 2019-04-04 Martin Sebor <msebor@redhat.com>
20359 PR middle-end/89957
20360 PR middle-end/89911
20361 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
20362 have the same precision since the function crashes otherwise.
20363 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
20364 has non-zero arguments.
20366 2019-04-04 Martin Sebor <msebor@redhat.com>
20368 PR middle-end/89934
20369 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
20370 out if the number of arguments is less than expected.
20372 2019-04-04 Jeff Law <law@redhat.com>
20374 PR rtl-optimization/89399
20375 * ree.c (combine_set_extension): Use single_set rather than
20376 digging into PATTERN for items on the candidate list.
20377 (combine_reaching_defs): Likewise.
20379 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
20381 PR rtl-optimization/46590
20382 * loop-invariant.c (find_defs): Move df_remove_problem and
20383 df_process_deferred_rescans to move_invariants.
20384 Move df_live_add_problem and df_live_set_all_dirty calls
20385 to move_invariants.
20386 (move_invariants): Likewise.
20387 (move_loop_invariants): Likewise, making the df_live calls
20388 conditional on -O. Remove the problem again if we added it
20391 2019-04-03 qing zhao <qing.zhao@oracle.com>
20393 PR tree-optimization/89730
20394 * ipa-inline.c (can_inline_edge_p): Delete the checking for
20395 -flive-patching=inline-only-static.
20396 (can_inline_edge_by_limits_p): Add the checking for
20397 -flive-patching=inline-only-static and grant always_inline
20398 even when -flive-patching=inline-only-static is specified.
20400 2019-04-03 Jeff Law <law@redhat.com>
20402 PR rtl-optimization/81025
20403 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
20405 2019-04-03 Richard Biener <rguenther@suse.de>
20407 PR tree-optimization/84101
20408 * tree-vect-stmts.c: Include explow.h for hard_function_value,
20409 regs.h for hard_regno_nregs.
20410 (cfun_returns): New helper.
20411 (vect_model_store_cost): When vectorizing a store to a decl
20412 we return and the function ABI returns in a multi-reg location
20413 account for the possible spilling that will happen.
20415 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
20417 * config/s390/s390.c (s390_legitimate_address_p): Reject long
20418 displacement addresses for vector mode operands.
20420 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
20422 * config/arc/arc.c (GMASK_LEN): Define.
20423 (arc_restore_callee_saves): Restore first blink when
20426 2019-04-03 Sudakshina Das <sudi.das@arm.com>
20428 * doc/extend.texi: Add deprecated comment on sign-return-address
20429 function attribute and add mbranch-protection.
20430 * doc/invoke.texi: Add bti to the options for mbranch-protection.
20432 2019-04-03 Richard Biener <rguenther@suse.de>
20435 * lto-wrapper.c (run_gcc): Avoid implicit rules making
20436 the all target phony.
20438 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
20442 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
20443 Return false for variable DImode shifts.
20444 (dimode_scalar_chain::compute_convert_gain): Do not handle
20445 register count operand in variable DImode shifts.
20446 (dimode_scalar_chain::make_vector_copies): Remove support to copy
20447 count argument of a variable shift instruction to a vector register.
20448 (dimode_scalar_chain::convert_reg): Remove support to convert
20449 count argument of a variable shift instruction.
20451 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
20453 PR rtl-optimization/84206
20454 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
20455 iterating over loop headers.
20457 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
20459 PR rtl-optimization/85876
20460 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
20461 beyond the original fence.
20463 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
20465 * config.gcc: Mark spu* targets as deprecated/obsolete.
20467 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
20469 * config/s390/s390-builtin-types.def: New builtin function type
20470 definitions. Remove unused types.
20471 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
20472 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
20473 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
20474 overloaded builtins.
20475 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
20476 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
20477 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
20478 (vec_double, vec_signed, vec_unsigned): Define to use the new
20479 overloaded builtins.
20480 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
20483 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
20485 * config/s390/s390-builtin-types.def: New builtin function type
20487 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
20488 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
20489 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
20490 (s390_vstrszh, s390_vstrszf): New low-level builtins.
20491 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
20492 constant definitions.
20493 * config/s390/vecintrin.h (vec_search_string_cc)
20494 (vec_search_string_until_zero_cc): New builtin name definitions.
20495 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
20497 ("vec_vstrs<mode>"): New insn definition.
20499 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
20501 * config/s390/s390-builtin-types.def: Add new builtin function
20503 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
20504 New overloaded builtins.
20505 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
20507 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
20508 (UNSPEC_VEC_SLDBYTE): ... this.
20509 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
20510 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
20512 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
20513 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
20514 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
20516 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
20518 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
20519 New insn definition.
20520 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
20521 * config/s390/vector.md (V_HW_HSD): ... here.
20523 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
20525 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
20526 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
20527 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
20528 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
20529 New insn definitions.
20531 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
20533 * config/s390/s390-builtin-types.def: Add new builtin function type.
20534 * config/s390/s390-builtins.def: Add overloaded builtin
20535 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
20536 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
20537 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
20538 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
20539 ("eltswap<mode>"): New expander.
20540 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
20543 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
20545 * config/s390/s390-builtin-types.def: Add new builtin function types.
20546 * config/s390/s390-builtins.def: Add overloaded builtin
20547 s390_vec_revb. Add low-level builtins for vlbr and vstbr
20549 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
20550 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
20551 ("bswap<mode>"): New expander.
20552 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
20554 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
20556 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
20557 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
20558 vector builtin version number in __VEC__.
20560 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
20562 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
20564 (SFSI): New mode attribute.
20565 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
20566 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
20568 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
20569 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
20570 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
20571 ("floatsi<mode>2"): Add wcefb instruction.
20573 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
20575 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
20576 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
20578 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
20579 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
20580 support 32 bit fp-int conversions. Rename to ...
20581 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
20582 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
20583 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
20584 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
20587 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
20589 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
20590 if-then-else constructs if we can use the select instruction.
20591 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
20593 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
20595 * config/s390/s390.md ("*popcountdi_arch13_cc")
20596 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
20598 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
20599 Append _z196 to make it ...
20600 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
20601 ("popcounthi2_z196"): ... this.
20602 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
20603 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
20605 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
20607 * config/s390/s390.c (s390_canonicalize_comparison): Convert
20608 certain compares for arch13 in order to make use of the condition
20609 code result produced by the new instructions.
20610 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
20611 nxrk, and nxgrk instruction patterns.
20612 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
20613 (inv_no): Add new code iterator together with some attributes.
20614 ("*andc_split_<mode>"): Disable splitter for arch13.
20615 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
20616 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
20617 ("*<ANDOR:bitops_name>c<GPR:mode>")
20618 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
20619 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
20620 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
20621 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
20623 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
20625 * common/config/s390/s390-common.c (processor_flags_table): New
20627 * config.gcc: Support arch13 with the --with-arch= configure flag.
20628 * config/s390/driver-native.c (s390_host_detect_local_cpu):
20629 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
20630 * config/s390/s390.c (s390_get_sched_attrmask)
20631 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
20632 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
20633 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
20634 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
20635 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
20637 * config/s390/s390.opt: Support arch13 as processor type in
20638 command line options.
20640 2019-04-02 Martin Liska <mliska@suse.cz>
20642 PR translation/89912
20643 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
20644 Fix param description of graphite-max-arrays-per-scop.
20646 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
20648 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
20649 (ASAN_CC1_SPEC): Use it in 64-bit mode.
20650 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
20652 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
20654 PR rtl-optimization/85412
20655 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
20656 sel_sched_region_1, not after.
20658 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
20660 PR rtl-optimization/86928
20661 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
20662 compute_live if necessary.
20663 (sel_redirect_edge_and_branch): Likewise.
20665 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
20667 PR rtl-optimization/89865
20668 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
20669 register if it is a part of small class.
20671 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
20673 PR rtl-optimization/87273
20674 * sel-sched-ir.c (merge_fences): Remove assert.
20676 2019-04-01 Richard Biener <rguenther@suse.de>
20678 PR tree-optimization/46590
20679 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
20680 (dom_walker::m_reachability): Add in place of...
20681 (dom_walker::m_skip_unreachable_blocks): ...this.
20682 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
20683 Move complex initialization ...
20684 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
20685 lazily and initialize edge flags on each invocation.
20686 (dom_walker::bb_reachable): Use m_reachability.
20688 2019-04-01 Martin Liska <mliska@suse.cz>
20691 * opt-suggestions.c (option_proposer::build_option_suggestions):
20692 Add variant without any argument in order to provide better
20695 2019-04-01 Richard Biener <rguenther@suse.de>
20698 * gimple.c: Include langhooks.h.
20699 (gimple_get_alias_set): Treat enumeral types as the underlying
20702 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
20703 Eric Botcazou <ebotcazou@adacore.com>
20705 PR rtl-optimization/89862
20706 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
20707 that operates on the full registers for WORD_REGISTER_OPERATIONS
20710 2019-03-29 Jim Wilson <jimw@sifive.com>
20712 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
20713 Clear MASK_RVC and then set if C subset supported.
20715 2019-03-29 Jakub Jelinek <jakub@redhat.com>
20718 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
20719 non-addressable complit into its initializer if it is volatile.
20721 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
20723 * opts-common.c (integral_argument): Set errno properly in one case.
20725 2019-03-29 Martin Liska <mliska@suse.cz>
20727 * doc/invoke.texi: Remove -Wchkp from documentation.
20729 2019-03-29 Martin Liska <mliska@suse.cz>
20731 * dbgcnt.c (print_limit_reach): New function.
20734 2019-03-29 Martin Liska <mliska@suse.cz>
20736 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
20737 (dbg_cnt_process_opt): Parse first tokens aas
20738 dbg_cnt_process_single_pair is also using strtok.
20740 2019-03-29 Jakub Jelinek <jakub@redhat.com>
20742 PR rtl-optimization/87485
20743 * function.c (expand_function_end): Move stack_protect_epilogue
20744 before loading of return value into hard register(s).
20746 2019-03-28 Jakub Jelinek <jakub@redhat.com>
20748 PR middle-end/89621
20749 * tree-inline.h (struct copy_body_data): Add
20750 dont_remap_vla_if_no_change flag.
20751 * tree-inline.c (remap_type_3, remap_type_2): New functions.
20752 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
20753 and remap_type_2 returns false.
20754 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
20755 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
20756 only from where it is copied to nested contexts.
20758 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
20761 * config/i386/i386.md (RMW operation with LEA peephole):
20762 Use LEAMODE mode attribute instead of SWI mode iterator for
20765 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
20768 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
20769 Also process XEXP (src, 0) of a shift insn.
20771 2019-03-28 David Malcolm <dmalcolm@redhat.com>
20773 PR middle-end/89725
20774 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
20775 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
20777 2019-03-28 Jakub Jelinek <jakub@redhat.com>
20779 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
20781 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
20782 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
20783 immediately after first one with df_analyze in between, but rather
20784 process all bbs, queueing ones that need second pass in a worklist,
20785 df_analyze, process queued debug insn changes and if second pass is
20786 needed, process bbs from worklist, df_analyze, process queued debug
20789 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
20790 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
20791 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
20793 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
20796 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
20799 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
20802 * config/i386/i386.c (ix86_function_value_1): Call the newly added
20803 function for 32-bit MS_ABI.
20804 (function_value_ms_32): New function.
20806 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
20808 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
20809 (movdi): Call gen_movdi_symbol_save_scc.
20810 (gen_movdi_symbol_save_scc): New insn and split.
20812 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
20814 PR rtl-optimization/89313
20815 * function.c (matching_constraint_num): New static function.
20816 (match_asm_constraints_1): Use it. Fixup white space and comment.
20817 Don't replace inputs with non-matching constraints which conflict
20818 with early clobber outputs.
20820 2019-03-27 Jeff Law <law@redhat.com>
20822 PR rtl-optimization/87761
20823 PR rtl-optimization/89826
20824 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
20826 (pass_cprop_hardreg::execute): Call df_analyze after adding the
20827 note problem to get REG_DEAD/REG_UNUSED notes updated.
20829 2019-03-27 Richard Biener <rguenther@suse.de>
20831 PR tree-optimization/89463
20832 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
20833 queue edges to remove.
20834 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
20835 dead stmts. Delay edge removal until PHIs are removed to
20836 make debug-stmt creation not confused by seemingly degenerate
20839 2019-03-27 Alan Modra <amodra@gmail.com>
20841 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
20843 * config/rs6000/darwin.h: Likewise.
20844 * config/rs6000/rs6000.c: Likewise.
20846 2019-03-27 Alan Modra <amodra@gmail.com>
20848 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
20849 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
20851 2019-03-26 Andrew Waterman <andrew@sifive.com>
20852 Jim Wilson <jimw@sifive.com>
20854 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
20855 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
20856 (generic_idivdi, generic_fmul_single, generic_fmul_double)
20857 (generic_fdiv, generic_fsqrt): Add check for generic tune.
20858 (generic_alu): Add auipc to type list.
20859 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
20860 (riscv_microarchitecture): Declare.
20861 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
20862 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
20864 (riscv_microarchitecture): New.
20865 (sifive_7_tune_info): New.
20866 (riscv_cpu_info_table): Add microarchitecture value for rocket and
20867 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
20869 (riscv_store_data_bypass_p): New.
20870 (riscv_option_override): Set riscv_microarchitecture from
20871 cpu->microarchitecture.
20872 * config/riscv/riscv.md: Include sifive-7.md.
20875 (auipc<mode>): Change type to auipc.
20876 (restore_stack_nonlocal): New.
20877 * config/riscv/sifive-7.md: New.
20878 * doc/invoke.texi (RISC-V Options): Update mtune docs.
20880 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
20883 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
20884 Also process XEXP (src, 0) of a shift insn.
20886 2019-03-26 Richard Biener <rguenther@suse.de>
20888 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
20889 (copy_debug_stmt): Likewise.
20890 (expand_call_inline): Likewise.
20891 (copy_bb): Avoid redundant lookup & set of gimple_block.
20892 * gimple-low.c (lower_gimple_return): Likewise.
20893 (lower_builtin_setjmp): Likewise.
20895 2019-03-26 Jakub Jelinek <jakub@redhat.com>
20897 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
20898 is constant 0, turn into static const data member initialized to false.
20899 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
20900 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
20902 2019-03-26 Jason Merrill <jason@redhat.com>
20903 Jakub Jelinek <jakub@redhat.com>
20905 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
20907 (mem_alloc_description::release_object_overhead): Fix comment typos.
20908 * hash-table.h (hash_table::~hash_table): Call
20909 release_instance_overhead only if m_entries is non-NULL, otherwise
20910 call unregister_descriptor.
20912 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
20914 PR tree-optimization/81740
20915 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
20916 In case of outer loop vectorization, check for backward dependence
20917 at the inner loop if outer loop dependence is reversed.
20919 2019-03-26 Alan Modra <amodra@gmail.com>
20921 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
20922 rs6000_vector_mem init. Correct wI and wJ comment.
20924 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
20926 PR rtl-optimization/88347
20927 PR rtl-optimization/88423
20928 * sched-deps.c (sched_analyze_insn): Take into account that for
20929 tablejumps the barrier appears after a label and a jump_table_data.
20931 2019-03-25 Martin Sebor <msebor@redhat.com>
20934 * c-common.c (check_user_alignment): Rename local. Correct maximum
20935 alignment in diagnostic. Avoid assuming argument fits in SHWI,
20936 convert it to UHWI when it fits.
20938 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
20941 * dwarf2out.c (premark_used_variables): New function.
20942 (prune_unused_types_walk): Do not mark not premarked external
20944 (prune_unused_types): Call premark_used_variables.
20946 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
20948 PR rtl-optimization/89676
20949 * lra-constraints.c (curr_insn_transform): Do match reload for
20950 early clobbers when the match was successful only for different
20953 2019-03-25 Martin Sebor <msebor@redhat.com>
20955 * doc/extend.texi (Common Type Attributes): Document vector_size.
20956 (Common Variable Attributes): Mention size constraint. Correct
20958 (Vector Extensions): Use @dfn when defining bas type. Clarify
20959 base type and size constraints.
20961 2019-03-25 Richard Biener <rguenther@suse.de>
20963 PR tree-optimization/89789
20964 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
20965 changes from non-undefined back to undefined.
20967 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
20969 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
20970 heap string and a gc string, but since this variable is unknown to
20971 ggc the gc string might get reused and corrupted. Fixed by always
20972 using a heap string.
20974 2019-03-25 Richard Biener <rguenther@suse.de>
20976 PR tree-optimization/89779
20977 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
20978 to remove IV defs, delay actual removal.
20979 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
20980 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
20981 very end, properly also reset loop control IV information.
20983 2019-03-25 Richard Biener <rguenther@suse.de>
20985 PR tree-optimization/89802
20986 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
20987 move EH data to folded stmt.
20989 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
20991 * config/s390/s390-builtin-types.def: Remove few unused types and
20992 fix sort order for others.
20994 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
20996 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
20997 expected and found types with -mdebug during builtin matching.
20999 2019-03-25 Richard Biener <rguenther@suse.de>
21001 PR middle-end/89790
21002 * fold-const.c (operand_equal_p): Revert last change with
21005 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
21007 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
21008 notes for the result of the __tls_get_addr calls.
21009 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
21011 2019-03-24 Jeff Law <law@redhat.com>
21013 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
21015 PR rtl-optimization/87761
21016 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
21017 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
21019 (pass_cprop_hardreg::execute): Add df note problem and defer insn
21020 rescans. Reprocess blocks as needed, calling df_analyze before
21021 reprocessing. Always call df_analyze before fixing up debug bind
21024 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
21026 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
21029 2019-03-22 Andrew Pinski <apinski@marvell.com>
21031 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
21032 attrribute for uxtw.
21034 2019-03-26 Jeff Law <law@redhat.com>
21036 PR rtl-optimization/87761
21037 * config/mips/mips-protos.h (mips_split_move): Add new argument.
21038 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
21039 (mips_split_move): Accept new INSN argument. Try to forward SRC
21040 into the next instruction.
21041 (mips_split_move_insn): Pass INSN through to mips_split_move.
21043 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
21045 PR rtl-optimization/89676
21046 * lra-constraints.c (curr_insn_transform): Do match reload for
21047 early clobbers even if the match was successful.
21049 2019-03-22 Jakub Jelinek <jakub@redhat.com>
21052 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
21054 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
21056 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
21058 2019-03-22 Jakub Jelinek <jakub@redhat.com>
21060 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
21061 <avx512>_fmsub_<mode>_mask3<round_name>,
21062 <avx512>_fnmadd_<mode>_mask3<round_name>,
21063 <avx512>_fnmsub_<mode>_mask3<round_name>,
21064 avx512f_vmfmadd_<mode>_mask3<round_name>,
21065 avx512f_vmfmsub_<mode>_mask3<round_name>,
21066 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
21067 instead of register_operand and %v instead of v for match_operand 1.
21068 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
21069 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
21070 <round_nimm_predicate> instead of register_operand and %v instead of v
21071 for match_operand 1.
21073 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
21074 <avx512>_fmadd_<mode>_mask3<round_name>,
21075 <avx512>_fmsub_<mode>_mask<round_name>,
21076 <avx512>_fmsub_<mode>_mask3<round_name>,
21077 <avx512>_fnmadd_<mode>_mask<round_name>,
21078 <avx512>_fnmadd_<mode>_mask3<round_name>,
21079 <avx512>_fnmsub_<mode>_mask<round_name>,
21080 <avx512>_fnmsub_<mode>_mask3<round_name>,
21081 <avx512>_fmaddsub_<mode>_mask<round_name>,
21082 <avx512>_fmaddsub_<mode>_mask3<round_name>,
21083 <avx512>_fmsubadd_<mode>_mask<round_name>,
21084 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
21085 <round_nimm_predicate> instead of nonimmediate_operand.
21086 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
21087 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
21088 Use register_operand instead of <round_nimm_predicate> for the
21089 operand that needs to match output.
21090 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
21091 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
21092 Likewise. Formatting fixes.
21095 * config/i386/i386.c (enum ix86_builtins): Remove
21096 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
21097 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
21098 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
21099 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
21100 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
21101 __builtin_ia32_vfmsubss3_mask3): New builtins.
21102 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
21103 avx512f_vmfmadd_<mode>_mask3<round_name>,
21104 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
21105 *avx512f_vmfmsub_<mode>_mask<round_name>,
21106 avx512f_vmfmsub_<mode>_mask3<round_name>,
21107 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
21108 *avx512f_vmfnmadd_<mode>_mask<round_name>,
21109 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
21110 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
21111 *avx512f_vmfnmsub_<mode>_mask<round_name>,
21112 avx512f_vmfnmsub_<mode>_mask3<round_name>,
21113 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
21114 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
21115 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
21116 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
21117 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
21118 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
21119 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
21120 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
21121 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
21122 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
21123 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
21124 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
21125 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
21126 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
21127 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
21128 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
21129 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
21130 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
21131 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
21132 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
21133 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
21134 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
21136 2019-03-21 Martin Sebor <msebor@redhat.com>
21138 PR tree-optimization/89350
21139 * builtins.c (compute_objsize): Also ignore offsets whose upper
21141 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
21142 (builtin_memref::builtin_memref): Initialize new member.
21143 Allow EXPR to be null.
21144 (builtin_memref::extend_offset_range): Replace local with a member.
21145 Avoid assuming pointer offsets are unsigned.
21146 (builtin_memref::set_base_and_offset): Determine base object
21147 before computing offset range.
21148 (builtin_access::builtin_access): Handle memset.
21149 (builtin_access::generic_overlap): Replace local with a member.
21150 (builtin_access::strcat_overlap): Same.
21151 (builtin_access::overlap): Same.
21152 (maybe_diag_overlap): Same.
21153 (maybe_diag_access_bounds): Same.
21154 (wrestrict_dom_walker::check_call): Handle memset.
21155 (check_bounds_or_overlap): Same.
21157 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
21158 Jakub Jelinek <jakub@redhat.com>
21161 * tree.c (fld_type_variant, fld_incomplete_type_of,
21162 fld_process_array_type): Call fld->pset.add and don't call
21163 add_tree_to_fld_list if it returns true.
21164 (free_lang_data_in_type): Similarly with self-recursive call. Purge
21165 non-marked types from TYPE_NEXT_VARIANT list.
21166 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
21168 2019-03-21 Jakub Jelinek <jakub@redhat.com>
21170 * hash-table.h (hash_table): Add Lazy template parameter defaulted
21171 to false, if true, don't alloc_entries during construction, but defer
21172 it to the first method that needs m_entries allocated.
21173 (hash_table::hash_table, hash_table::~hash_table,
21174 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
21175 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
21176 hash_table::clear_slot, hash_table::traverse_noresize,
21177 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
21178 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
21180 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
21181 NO_INSERT instead of find_with_hash.
21182 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
21183 hash_set::m_table): Add Lazy to template params of hash_table.
21184 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
21185 * attribs.c (test_attribute_exclusions): Likewise.
21186 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
21187 hash_set. Add tests for hash_set with Lazy = true.
21189 2019-03-21 Richard Biener <rguenther@suse.de>
21191 PR tree-optimization/89779
21192 * tree.c (tree_nop_conversion): Consolidate and fix defensive
21193 checks with respect to released SSA names now having error_mark_node
21195 * fold-const.c (operand_equal_p): Likewise.
21197 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
21200 * config/s390/s390.c (global_not_special_regno_p): Move to make it
21202 (s390_optimize_register_info): Use global_not_special_regno_p to
21203 check for global regs.
21205 2019-03-20 Jakub Jelinek <jakub@redhat.com>
21208 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
21209 update this_alternative nor this_alternative_set.
21211 2019-03-19 Jim Wilson <jimw@sifive.com>
21214 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
21215 align, size, offset. Use them to handle a BLKmode reference. Update
21217 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
21219 2019-03-19 Jakub Jelinek <jakub@redhat.com>
21221 PR rtl-optimization/89768
21222 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
21223 instead of GEN_INT.
21224 (unroll_loop_runtime_iterations): Likewise.
21226 2019-03-19 Martin Sebor <msebor@redhat.com>
21228 PR tree-optimization/89644
21229 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
21230 rather than endptr as an indicator of nul-termination.
21232 PR tree-optimization/89644
21233 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
21234 arrays in determining sequence sizes in strncpy and stpncpy.
21236 2019-03-19 Martin Liska <mliska@suse.cz>
21238 PR middle-end/89737
21239 * predict.c (combine_predictions_for_bb): Empty likely_edges and
21240 unlikely_edges if there's an edge that belongs to both these sets.
21242 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
21245 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
21246 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
21247 go via a stack temporary.
21249 2019-03-19 Jakub Jelinek <jakub@redhat.com>
21252 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
21253 instead of gen_rtx_SUBREG.
21254 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
21256 2019-03-19 Richard Biener <rguenther@suse.de>
21259 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
21261 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
21265 * tree.c (free_lang_data_in_decl): Do not free context of C++
21268 2019-03-19 Jakub Jelinek <jakub@redhat.com>
21271 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
21272 subs for the first alternative except when operands[3] is 1.
21275 * gimplify.c (gimplify_asm_expr): For output argument with
21276 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
21279 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
21281 PR rtl-optimization/89753
21282 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
21283 explicit unrolling factor even more robust.
21285 2019-03-19 Jakub Jelinek <jakub@redhat.com>
21288 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
21289 compensation use x2 += 1 instead of x2 -= -1 and when honoring
21290 signed zeros, do another copysign after the compensation.
21292 2019-03-18 Martin Sebor <msebor@redhat.com>
21294 PR tree-optimization/89720
21295 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
21296 more conservatively, the same as anti-range.
21298 2019-03-18 Richard Biener <rguenther@suse.de>
21300 PR middle-end/88945
21301 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
21302 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
21303 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
21304 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
21306 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
21308 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
21309 Extend queue to 1024 entries.
21310 Add "consumed" field.
21311 (gomp_print_output): Remove print_index parameter.
21312 Add final parameter.
21313 Change limit to unsigned.
21314 Use consumed field to implement circular buffer.
21315 Detect interrupted print in final pass.
21316 Flush output at the end.
21317 (run): Update gomp_print_output usage.
21318 (main): Initialize kernargs->output_data.consumed.
21320 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
21322 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
21323 calculation of the minimum number of scalar iterations for
21324 fully-predicated loops.
21326 2019-03-18 Martin Jambor <mjambor@suse.cz>
21328 PR tree-optimization/89546
21329 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
21330 any propagation to its children took place.
21332 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
21335 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
21336 parameter, and make use of it.
21337 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
21339 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
21341 * config/arc/arc.opt (mcode-density-frame): Get the inital value
21342 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
21343 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
21344 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
21345 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
21346 match what the ops is doing.
21347 (push_multi_fp_blink): Likewise.
21348 * config/arc/arc.c (arc_override_options): Enable enter/leave when
21349 compiling for size and elf target.
21350 (arc_save_callee_enter): Adjust note to match what enter/leave
21353 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
21355 * config/arc/arc.md (tst_movb): Fix constraint.
21357 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
21359 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
21361 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
21363 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
21364 * config/arc/arc.c (arc_conditional_register_usage): Remove all
21365 reg_alloc_order references.
21366 (size_alloc_order): Define.
21367 (arc_adjust_reg_alloc_order): New function.
21368 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
21370 (ADJUST_REG_ALLOC_ORDER): Define.
21371 (HONOR_REG_ALLOC_ORDER): Likewise.
21373 2019-03-18 Richard Biener <rguenther@suse.de>
21376 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
21377 loads and stores a bit more.
21379 2019-03-18 Richard Biener <rguenther@suse.de>
21382 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
21383 load pessimization to stores as well.
21385 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
21387 PR middle-end/86979
21388 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
21389 successor, use NULL as its av set.
21391 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
21393 PR rtl-optimization/89721
21394 * lra-constraints (invariant_p): Return false if side_effects_p holds.
21396 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
21399 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21400 When handling vec_extract, use modular arithmetic to allow
21401 constant selectors greater than vector length.
21402 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
21403 V1TImode vectors to have constant selector values greater than 0.
21404 Use modular arithmetic to compute vector index.
21405 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
21406 index for in-memory vectors. Correct code generation for
21407 in-register vectors.
21408 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
21411 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
21415 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
21418 2019-03-15 Jakub Jelinek <jakub@redhat.com>
21421 * tree.c (inchash::add_expr): Strip any location wrappers.
21422 * fold-const.c (operand_equal_p): Move stripping of location wrapper
21423 after hash verification.
21426 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
21427 SIGN_EXTEND and ZERO_EXTEND.
21429 2019-03-14 Jason Merrill <jason@redhat.com>
21430 Jakub Jelinek <jakub@redhat.com>
21432 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
21433 than if is_empty (*slot).
21434 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
21435 existing elt and for elt removal.
21436 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
21437 of already removed elt.
21439 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
21442 * config/i386/i386.c (remove_partial_avx_dependency): Handle
21443 REG_EH_REGION note.
21445 2019-03-14 Martin Liska <mliska@suse.cz>
21448 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
21450 2019-03-14 Richard Biener <rguenther@suse.de>
21453 * config/i386/i386.c (make_resolver_func): Properly set
21454 DECL_CONTEXT on the RESULT_DECL.
21455 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
21457 2019-03-14 Richard Biener <rguenther@suse.de>
21459 * gimple-pretty-print.c: Include cfgloop.h.
21460 (dump_gimple_phi): Adjust.
21461 (dump_gimple_bb_header): Dump loop header for GIMPLE.
21462 (pp_cfg_jump): Adjust.
21463 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
21464 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
21465 (lower_phi_internal_fn): Remove.
21466 (verify_gimple_call): Remove IFN_PHI special-casing.
21467 (dump_function_to_file): Dump IL state.
21468 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
21469 done to deal with PHI nodes being present in non-SSA state.
21471 2019-03-14 Jakub Jelinek <jakub@redhat.com>
21474 * multiple_target.c (create_dispatcher_calls): Change
21475 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
21476 In the node->iterate_referring loop, push *ref rather than ref, call
21477 ref->remove_reference () and always pass 0 to iterate_referring.
21479 PR rtl-optimization/89679
21480 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
21481 would contain a paradoxical SUBREG.
21483 2019-03-14 Richard Biener <rguenther@suse.de>
21485 PR tree-optimization/89710
21486 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
21489 2019-03-14 Martin Liska <mliska@suse.cz>
21491 * coverage.c (coverage_begin_function): Stream also
21493 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
21494 documentation about function declaration location.
21495 * gcov-dump.c (tag_function): Print whole range
21496 of function declaration.
21497 * gcov.c (struct function_info): Add end_column field.
21498 (function_info::function_info): Initialize it.
21499 (output_json_intermediate_file): Output {start,end}_column
21501 (read_graph_file): Read end_column.
21503 2019-03-14 Richard Biener <rguenther@suse.de>
21505 PR middle-end/89698
21506 * fold-const.c (operand_equal_p): For INDIRECT_REF check
21507 that the access types are similar.
21509 2019-03-14 Jakub Jelinek <jakub@redhat.com>
21511 PR tree-optimization/89703
21512 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
21513 aren't compatible also with builtin_decl_explicit. Check pure
21514 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
21515 and BUILT_IN_STPNCPY{,_CHK}.
21517 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
21520 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
21521 addr32 prefix to VSIB address for X32.
21522 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
21524 (*avx512pf_gatherpf<mode>df_mask): Likewise.
21525 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
21526 (*avx512pf_scatterpf<mode>df_mask): Likewise.
21527 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
21528 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
21529 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
21530 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
21531 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
21532 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
21533 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
21534 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
21535 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
21536 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
21537 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
21538 (*avx512f_scatterdi<mode>): Likewise.
21540 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
21543 * lra-constraints.c (inherit_in_ebb): Update
21544 potential_reload_hard_regs along with live_hard_regs.
21546 2019-03-13 Jakub Jelinek <jakub@redhat.com>
21549 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
21551 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
21553 2019-03-13 Martin Sebor <msebor@redhat.com>
21555 PR tree-optimization/89662
21556 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
21559 2019-03-13 Richard Biener <rguenther@suse.de>
21561 PR middle-end/89677
21562 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
21563 throw FP expressions at tree-affine.
21565 2019-03-14 Richard Biener <rguenther@suse.de>
21567 * tree-pretty-print.c (dump_generic_node): For -gimple properly
21568 dump negative integer constants using _Literal (type) -num.
21570 2019-03-13 Jakub Jelinek <jakub@redhat.com>
21572 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
21573 nonlocal_value member.
21575 PR middle-end/88588
21576 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
21577 (ipa_simd_modify_function_body): Handle PHIs.
21579 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
21581 * config/s390/s390.c (s390_option_override_internal): Use more
21582 aggressive inlining parameters.
21584 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
21586 * config/s390/3906.md: New file.
21587 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
21588 (LONGRUNNING_THRESHOLD): Remove.
21589 (MAX_SCHED_MIX_SCORE): Decrease.
21590 (MAX_SCHED_MIX_DISTANCE): Decrease.
21591 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
21592 (struct s390_sched_state): New struct to hold scheduling state.
21593 (S390_SCHED_STATE_NORMAL): Remove.
21594 (S390_SCHED_STATE_CRACKED): Remove.
21595 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
21596 (s390_get_sched_attrmask): Use new attribute.
21597 (s390_get_unit_mask): Use new units.
21598 (s390_is_fpd): New function.
21599 (s390_is_fxd): New function.
21600 (s390_is_longrunning): New function.
21601 (s390_sched_score): Use new functions.
21602 (s390_sched_reorder): Likewise.
21603 (s390_sched_variable_issue): Rework and use new functions.
21604 (s390_sched_init): Use new functions.
21605 * config/s390/s390.h (s390_tune_attr): Add z14.
21606 * config/s390/s390.md: Add z14.
21608 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
21610 * config/s390/2964.md: Update pipeline description.
21611 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
21612 (LONGRUNNING_THRESHOLD): Remove.
21613 (LATENCY_FACTOR): Remove.
21614 (s390_get_unit_mask): Add unit.
21615 (s390_sched_score): Use fxd/fpd.
21616 (s390_sched_variable_issue): Use fxd/fpd.
21618 2019-03-12 Martin Liska <mliska@suse.cz>
21620 * config/i386/i386.c: Reword an error message.
21622 2019-03-12 Martin Jambor <mjambor@suse.cz>
21624 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
21625 terminate with newline.
21627 2019-03-12 Jakub Jelinek <jakub@redhat.com>
21630 * config/s390/s390.md (tabort): Use %wd instead of
21631 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
21632 letters and periods.
21633 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
21634 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
21637 PR middle-end/89663
21638 * builtins.c (expand_builtin_int_roundingfn,
21639 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
21640 gcc_unreachable if validate_arglist fails.
21642 2019-03-12 Richard Biener <rguenther@suse.de>
21644 PR tree-optimization/89664
21645 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
21646 free the occurance tree after the early out.
21648 2019-03-11 Jakub Jelinek <jakub@redhat.com>
21650 PR middle-end/89655
21652 * vr-values.c (vr_values::update_value_range): If
21653 old_vr->varying_p (), don't update it, make new_vr also VARYING
21656 2019-03-11 Martin Liska <mliska@suse.cz>
21658 * config/aarch64/aarch64.c (aarch64_override_options_internal):
21659 Fix double string quoting.
21661 2019-03-11 Martin Liska <mliska@suse.cz>
21663 * collect-utils.c (collect_wait): Wrap apostrophes
21664 in gcc internal format with %'.
21665 * collect2.c (main): Likewise.
21666 (scan_prog_file): Likewise.
21667 (scan_libraries): Likewise.
21668 * config/i386/i386.c (ix86_expand_call): Likewise.
21669 (ix86_handle_interrupt_attribute): Likewise.
21670 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
21671 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
21672 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
21673 * lto-wrapper.c (find_crtoffloadtable): Likewise.
21674 * symtab.c (symtab_node::verify_base): Likewise.
21675 * tree-cfg.c (verify_gimple_label): Likewise.
21676 * tree.c (verify_type_variant): Likewise.
21678 2019-03-11 Martin Liska <mliska@suse.cz>
21680 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
21681 in a string format message and fix GNU coding style.
21682 (expand_builtin_set_thread_pointer): Likewise.
21683 * common/config/aarch64/aarch64-common.c
21684 (aarch64_rewrite_selected_cpu): Likewise.
21685 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
21686 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
21687 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
21688 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
21689 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
21690 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
21691 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
21692 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
21693 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
21694 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
21696 * common/config/riscv/riscv-common.c
21697 (riscv_subset_list::parsing_subset_version): Likewise.
21698 (riscv_subset_list::parse_std_ext): Likewise.
21699 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
21700 (riscv_subset_list::parse): Likewise.
21701 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
21702 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
21703 (aarch64_override_options_internal): Likewise.
21704 (aarch64_validate_mcpu): Likewise.
21705 (aarch64_validate_march): Likewise.
21706 (aarch64_validate_mtune): Likewise.
21707 (aarch64_override_options): Likewise.
21708 * config/alpha/alpha.c (alpha_option_override): Likewise.
21709 * config/arc/arc.c (arc_init): Likewise.
21710 (parse_mrgf_banked_regs_option): Likewise.
21711 (arc_override_options): Likewise.
21712 (arc_expand_builtin_aligned): Likewise.
21713 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
21714 (arm_expand_builtin): Likewise.
21715 * config/arm/arm.c (arm_option_check_internal): Likewise.
21716 (arm_configure_build_target): Likewise.
21717 (arm_option_override): Likewise.
21718 (arm_options_perform_arch_sanity_checks): Likewise.
21719 (arm_handle_cmse_nonsecure_entry): Likewise.
21720 (arm_handle_cmse_nonsecure_call): Likewise.
21721 (arm_tls_referenced_p): Likewise.
21722 (thumb1_expand_prologue): Likewise.
21723 * config/avr/avr.c (avr_option_override): Likewise.
21724 * config/bfin/bfin.c (bfin_option_override): Likewise.
21725 * config/c6x/c6x.c (c6x_option_override): Likewise.
21726 * config/cr16/cr16.c (cr16_override_options): Likewise.
21727 * config/cris/cris.c (cris_option_override): Likewise.
21728 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
21729 * config/darwin-c.c (macosx_version_as_macro): Likewise.
21730 * config/darwin.c (darwin_override_options): Likewise.
21731 * config/frv/frv.c (frv_expand_builtin): Likewise.
21732 * config/h8300/h8300.c (h8300_option_override): Likewise.
21733 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
21734 (ix86_option_override_internal): Likewise.
21735 (warn_once_call_ms2sysv_xlogues): Likewise.
21736 (ix86_expand_prologue): Likewise.
21737 (split_stack_prologue_scratch_regno): Likewise.
21738 (ix86_warn_parameter_passing_abi): Likewise.
21739 * config/ia64/ia64.c (fix_range): Likewise.
21740 * config/m68k/m68k.c (m68k_option_override): Likewise.
21741 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
21742 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
21743 (mips_set_compression_mode): Likewise.
21744 * config/mmix/mmix.c (mmix_option_override): Likewise.
21745 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
21746 * config/msp430/msp430.c (msp430_option_override): Likewise.
21747 * config/nds32/nds32.c (nds32_option_override): Likewise.
21748 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
21749 (nios2_option_override): Likewise.
21750 (nios2_expand_custom_builtin): Likewise.
21751 * config/nvptx/mkoffload.c (main): Likewise.
21752 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
21753 * config/pa/pa.c (fix_range): Likewise.
21754 (pa_option_override): Likewise.
21755 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
21756 (riscv_option_override): Likewise.
21757 * config/rl78/rl78.c (rl78_option_override): Likewise.
21758 * config/rs6000/aix61.h: Likewise.
21759 * config/rs6000/aix71.h: Likewise.
21760 * config/rs6000/aix72.h: Likewise.
21761 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
21762 * config/rs6000/freebsd64.h: Likewise.
21763 * config/rs6000/linux64.h: Likewise.
21764 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
21765 (rs6000_expand_zeroop_builtin): Likewise.
21766 (rs6000_expand_mtfsb_builtin): Likewise.
21767 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
21768 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
21769 (rs6000_invalid_builtin): Likewise.
21770 (rs6000_expand_split_stack_prologue): Likewise.
21771 * config/rs6000/rtems.h: Likewise.
21772 * config/rx/rx.c (valid_psw_flag): Likewise.
21773 (rx_expand_builtin): Likewise.
21774 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
21775 * config/s390/s390.c (s390_expand_builtin): Likewise.
21776 (s390_function_profiler): Likewise.
21777 (s390_option_override_internal): Likewise.
21778 (s390_option_override): Likewise.
21779 * config/sh/sh.c (sh_option_override): Likewise.
21780 (sh_builtin_saveregs): Likewise.
21781 (sh_fix_range): Likewise.
21782 * config/sh/vxworks.h: Likewise.
21783 * config/sparc/sparc.c (sparc_option_override): Likewise.
21784 * config/spu/spu.c (spu_option_override): Likewise.
21785 (fix_range): Likewise.
21786 * config/visium/visium.c (visium_option_override): Likewise.
21787 (visium_handle_interrupt_attr): Likewise.
21788 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
21789 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
21790 (dbg_cnt_process_opt): Likewise.
21791 * dwarf2out.c (output_dwarf_version): Likewise.
21792 * except.c (expand_eh_return): Likewise.
21793 * gcc.c (defined): Likewise.
21794 (driver_handle_option): Likewise.
21795 (process_command): Likewise.
21796 (compare_files): Likewise.
21797 (driver::prepare_infiles): Likewise.
21798 (driver::do_spec_on_infiles): Likewise.
21799 (driver::maybe_run_linker): Likewise.
21800 * omp-offload.c (oacc_parse_default_dims): Likewise.
21801 * opts-global.c (handle_common_deferred_options): Likewise.
21802 * opts.c (parse_sanitizer_options): Likewise.
21803 (common_handle_option): Likewise.
21804 (enable_warning_as_error): Likewise.
21805 * passes.c (enable_disable_pass): Likewise.
21806 * plugin.c (parse_plugin_arg_opt): Likewise.
21807 (default_plugin_dir_name): Likewise.
21808 * targhooks.c (default_expand_builtin_saveregs): Likewise.
21809 (default_pch_valid_p): Likewise.
21810 * toplev.c (init_asm_output): Likewise.
21811 (process_options): Likewise.
21812 (toplev::run_self_tests): Likewise.
21813 * tree-cfg.c (verify_gimple_call): Likewise.
21814 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
21815 (tree_inlinable_function_p): Likewise.
21816 * var-tracking.c (vt_find_locations): Likewise.
21818 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
21820 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
21821 only on the else branch.
21823 2019-03-11 Martin Liska <mliska@suse.cz>
21825 * gcov.c (output_intermediate_json_line): Print function
21827 (output_json_intermediate_file): Add new argument.
21828 * doc/gcov.texi: Document the change.
21830 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
21832 PR rtl-optimization/89588
21833 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
21834 explicit unrolling factor more robust.
21836 2019-03-11 Richard Biener <rguenther@suse.de>
21838 PR tree-optimization/89649
21839 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
21840 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
21841 on the prolog and epilog loops.
21842 (vect_loop_versioning): Return copy of loop.
21843 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
21844 on the non-vectorized version of the loop.
21846 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
21849 * config/i386/sse.md (*vec_extractv2di_0_sse):
21850 Add (=r,x) alternative and corresponding splitter.
21852 2019-03-10 Martin Jambor <mjambor@suse.cz>
21854 PR tree-optimization/85762
21855 PR tree-optimization/87008
21856 PR tree-optimization/85459
21857 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
21858 it points to if there is a type changing MEM_REF. Adjust all callers.
21859 (build_accesses_from_assign): Disable total scalarization if
21860 contains_vce_or_bfcref_p returns true through the new parameter, for
21863 2019-03-09 Jakub Jelinek <jakub@redhat.com>
21866 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
21867 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
21870 * common.opt (fdiagnostics-show-labels,
21871 fdiagnostics-show-line-numbers, fdiagnostics-format=,
21872 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
21873 gas-locview-support, ginline-points, ginternal-reset-location-views):
21874 Terminate description text with a dot.
21875 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
21876 * config/mcore/mcore.opt (m210, m340): Likewise.
21877 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
21878 mnops=): Start description text with a capital letter.
21879 * config/arc/arc.opt (msize-level=): Likewise.
21880 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
21881 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
21882 mnewlib): Likewise.
21883 * config/ft32/ft32.opt (msim): Likewise.
21884 (mft32b, mcompress): Likewise. Terminate description text with a dot.
21885 (mnodiv, mnopm): Terminate description text with a dot.
21886 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
21888 * config/i386/i386.opt (prefer_vector_width, instrument_return):
21890 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
21893 PR rtl-optimization/89634
21894 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
21895 are modified in BB_END (e->src) instruction.
21897 2019-03-08 David Malcolm <dmalcolm@redhat.com>
21900 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
21901 messages more amenable to translation, and improve wording.
21903 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
21905 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
21906 ud- and du-chains between phases.
21908 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
21911 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
21912 instead of POLY_INT_CST.
21914 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
21916 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
21919 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
21924 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
21925 (_mm_storeu_si64): Ditto.
21927 2019-03-08 Martin Liska <mliska@suse.cz>
21930 * config/i386/i386.c (ix86_option_override_internal): Disable
21931 jump tables when retpolines are used.
21933 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
21936 * ipa-split.c (execute_split_functions): Do not split
21937 'noinline' or 'section' function.
21939 2019-03-08 Jakub Jelinek <jakub@redhat.com>
21942 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
21943 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
21944 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
21947 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
21948 from diagnostics. Formatting fixes.
21951 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
21952 warn_odr diagnostics.
21955 * lra-constraints.c (process_alt_operands): Avoid one space before
21956 " at the end of line and another after " on another line in a string
21958 * attribs.c (handle_dll_attribute): Likewise.
21959 * config/avr/avr-devices.c (avr_texinfo): Likewise.
21961 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
21962 warning_at or inform messages in G_() if there is no ?:.
21964 PR tree-optimization/89550
21965 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
21966 returned true. Formatting fixes.
21967 (expand_builtin_strnlen): Formatting fixes.
21968 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
21969 if warning_at returned true.
21970 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
21972 2019-03-08 Richard Biener <rguenther@suse.de>
21974 PR middle-end/89578
21975 * cfgloop.h (struct loop): Add owned_clique field.
21976 * cfgloopmanip.c (copy_loop_info): Copy it.
21977 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
21979 * tree-inline.c (copy_loops): Remap owned_clique.
21980 * lto-streamer-in.c (input_cfg): Stream owned_clique.
21981 * lto-streamer-out.c (output_cfg): Likewise.
21983 2019-03-08 Jakub Jelinek <jakub@redhat.com>
21986 * config/darwin.c: Include intl.h.
21987 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
21988 composing the message out of two separate parts.
21990 2019-03-07 Jakub Jelinek <jakub@redhat.com>
21993 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
21994 doesn't start with a capital letter and doesn't end with a dot.
21995 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
21996 with a capital letter.
21997 (ix86_mangle_function_version_assembler_name): Likewise.
21998 (ix86_generate_version_dispatcher_body): Likewise.
21999 (fold_builtin_cpu): Likewise.
22000 (get_builtin_code_for_version): Likewise. Remove extraneous space.
22001 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
22002 translators, wrap full type name in %qs.
22004 PR translation/79999
22005 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
22006 depend clause with source (or sink) modifier.
22007 * omp-expand.c (expand_omp_ordered_sink): Likewise.
22010 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
22011 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
22012 (avx512f_load<mode>_mask): New define_expand.
22013 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
22014 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
22015 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
22016 __builtin_ia32_movess_mask): New builtins.
22017 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
22018 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
22019 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
22020 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
22022 2019-03-07 Martin Jambor <mjambor@suse.cz>
22025 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
22026 for extern inline functions.
22028 2019-03-07 Martin Jambor <mjambor@suse.cz>
22031 * cgraph.h (cgraph_node): New inline method former_thunk_p.
22032 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
22033 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
22034 have multiple callees. At the end check if declarations match as
22035 opposed to cgraph_nodes.
22037 2019-03-07 Martin Liska <mliska@suse.cz>
22039 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
22040 which is equivalent to searching for this in clones chain.
22041 * symtab.c (symtab_node::verify_base): Similarly compare ASM
22042 names with a neighbour and special case first node in a chain.
22044 2019-01-25 Jason Merrill <jason@redhat.com>
22046 PR c++/80916 - spurious "static but not defined" warning.
22047 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
22048 for an internal symbol with DECL_EXTERNAL.
22050 2019-04-07 Richard Biener <rguenther@suse.de>
22052 PR middle-end/89618
22053 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
22054 * tree-inline.c (copy_loops): Simplify.
22056 2019-03-07 Martin Liska <mliska@suse.cz>
22058 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
22060 2019-03-07 Richard Biener <rguenther@suse.de>
22062 PR tree-optimization/89595
22063 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
22064 stmt iterator as reference, take boolean output parameter to
22065 indicate whether the stmt was removed and thus the iterator
22067 (dom_opt_dom_walker::before_dom_children): Re-iterate over
22068 stmts created by folding.
22070 2019-03-07 Jakub Jelinek <jakub@redhat.com>
22073 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
22076 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
22078 PR rtl-optimization/88845
22079 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
22081 * lra.c (remove_scratches_1): New function.
22082 (remove_scratches): Use it.
22083 (lra_emit_move): Likewise.
22085 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
22087 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
22088 unaligned_access variable.
22089 * config/arc/arc.c (arc_override_options): Set unaligned access
22090 default on for HS CPUs.
22091 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
22093 2019-03-06 Martin Liska <mliska@suse.cz>
22095 PR gcov-profile/89577
22096 * doc/gcov.texi: Prefer to use --coverage.
22097 * doc/sourcebuild.texi: Likewise.
22099 2019-03-02 Jason Merrill <jason@redhat.com>
22101 PR c++/86485 - -Wmaybe-unused with empty class ?:
22102 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
22104 2019-03-05 Jakub Jelinek <jakub@redhat.com>
22107 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
22110 PR middle-end/89590
22111 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
22112 exactly one argument.
22114 2019-03-05 Jakub Jelinek <jakub@redhat.com>
22115 Richard Sandiford <richard.sandiford@arm.com>
22117 PR tree-optimization/89570
22118 * match.pd (vec_cond into cond_op simplification): Don't use
22119 get_conditional_internal_fn, use as_internal_fn (cond_op).
22121 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
22124 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
22125 to decide when to split off a non-zero offset from a symbol.
22126 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
22127 in function symbols.
22129 2019-03-05 Richard Biener <rguenther@suse.de>
22131 PR tree-optimization/89594
22132 * tree-if-conv.c (pass_if_conversion::execute): Handle
22133 case where .LOOP_VECTORIZED_FUNCTION was removed.
22135 2019-03-05 Jakub Jelinek <jakub@redhat.com>
22138 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
22139 instead alloca it only when needed with the needed size.
22141 PR tree-optimization/89570
22142 * match.pd (vec_cond into cond_op simplification): Guard with
22143 vectorized_internal_fn_supported_p test and #if GIMPLE.
22145 PR tree-optimization/89566
22146 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
22147 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
22148 Punt if get_user_idx_format succeeds, but idx_format argument is
22149 not provided or doesn't have pointer type, or if idx_args is above
22150 number of provided arguments.
22152 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
22154 PR tree-optimization/89437
22155 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
22157 2019-03-04 Richard Biener <rguenther@suse.de>
22159 PR middle-end/89572
22160 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
22163 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
22165 PR tree-optimization/89487
22166 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
22167 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
22168 (distribute_loop): Don't do runtime alias check if there is non-
22169 addressable data reference.
22170 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
22171 is a register variable.
22173 2019-03-02 Jakub Jelinek <jakub@redhat.com>
22176 * config/arm/arm.md (cmpsi2_addneg): Use
22177 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
22178 If operands[2] is 0 or INT_MIN, force use of subs.
22179 (*compare_scc splitter): Use gen_int_mode.
22180 (*negscc): Likewise.
22181 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
22183 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
22184 Monk Chiang <sh.chiang04@gmail.com>
22186 * common/config/riscv/riscv-common.c: Include sstream.
22187 (riscv_subset_list::to_string): New.
22188 (riscv_arch_str): Likewise.
22189 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
22190 * config.in: Regen.
22191 * config/riscv/riscv-protos.h (riscv_arch_str): New.
22192 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
22193 (riscv_emit_attribute): New.
22194 (riscv_file_start): Emit attribute if needed.
22195 (riscv_option_override): Init riscv_emit_attribute_p.
22196 * config/riscv/riscv.opt (mriscv-attribute): New option.
22197 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
22198 * configure: Regen.
22199 * doc/install.texi: Document --with-riscv-attribute.
22200 * doc/invoke.texi: Document -mriscv-attribute.
22202 * common/config/riscv/riscv-common.c:
22203 Include config/riscv/riscv-protos.h.
22204 (INCLUDE_STRING): Defined.
22205 (RISCV_DONT_CARE_VERSION): Defined.
22206 (riscv_subset_t): Declare.
22207 (riscv_subset_t::riscv_subset_t): New.
22208 (riscv_subset_list): Declare.
22209 (riscv_subset_list::riscv_subset_list): New.
22210 (riscv_subset_list::~riscv_subset_list): Likewise.
22211 (riscv_subset_list::parsing_subset_version): Likewise.
22212 (riscv_subset_list::parse_std_ext): Likewise.
22213 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
22214 (riscv_subset_list::add): Likewise.
22215 (riscv_subset_list::lookup): Likewise.
22216 (riscv_subset_list::xlen): Likewise.
22217 (riscv_subset_list::parse): Likewise.
22218 (riscv_supported_std_ext): Likewise.
22219 (current_subset_list): Likewise.
22220 (riscv_parse_arch_string): Using riscv_subset_list::parse to
22223 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
22225 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
22226 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
22227 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
22229 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
22231 PR rtl-optimization/85899
22232 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
22233 fallthru edges leading to the exit block.
22235 2019-03-01 Tamar Christina <tamar.christina@arm.com>
22238 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
22239 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
22241 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
22243 PR tree-optimization/89535
22244 * tree-vect-stmts.c (vectorizable_call): Record the vector types
22245 for each operand. Calculate the fallback choice for mask operands
22246 and pass it to vect_get_vec_def_for_operand.
22248 2019-03-01 Richard Biener <rguenther@suse.de>
22250 PR middle-end/89541
22251 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
22252 get virtual operands.
22253 (get_expr_operands): Handle CONST_DECL like other decls.
22255 2019-03-01 Jakub Jelinek <jakub@redhat.com>
22257 PR middle-end/89503
22258 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
22259 on DECL_P and EXPR_P.
22261 2019-03-01 Richard Biener <rguenther@suse.de>
22263 PR middle-end/89497
22264 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
22265 argument, defaulted to zero.
22266 * passes.c (execute_function_todo): Pass down SSA update flags
22267 to cleanup_tree_cfg.
22268 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
22269 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
22271 (cleanup_tree_cfg): Get and pass down SSA update flags.
22273 2019-03-01 Jakub Jelinek <jakub@redhat.com>
22276 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
22277 early_lto_debug argument.
22279 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
22281 PR tree-optimization/89536
22282 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
22283 only whether bit #0 of the value is 0 instead of the entire value.
22285 2019-02-28 Marek Polacek <polacek@redhat.com>
22287 PR c++/87068 - missing diagnostic with fallthrough statement.
22288 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
22289 at the end of a seq, save its location to walk_stmt_info.
22290 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
22293 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
22296 * tree.c (find_atomic_core_type): Move ahead in file.
22297 (check_base_type): Correctly compare alignments of atomic types.
22299 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
22302 * config/i386/i386.c (get_builtin_code_for_version): Identify
22303 Westmere from PCLMUL, instead of AES.
22305 2019-02-28 Jakub Jelinek <jakub@redhat.com>
22308 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
22309 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
22312 2019-02-28 Tamar Christina <tamar.christina@arm.com>
22315 * config/aarch64/aarch64-option-extensions.def: Document it.
22316 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
22319 2019-02-28 Jakub Jelinek <jakub@redhat.com>
22322 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
22323 builtins if they don't have a single scalar floating point argument.
22326 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
22328 PR rtl-optimization/89490
22329 * varasm.c (get_block_for_section): Bail out for mergeable sections.
22330 (default_use_anchors_for_symbol_p, output_object_block): Assert the
22331 block section is not mergeable.
22333 2019-02-27 Jakub Jelinek <jakub@redhat.com>
22336 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
22337 old define_insn to ...
22338 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
22339 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
22340 Rename old define_insn to ...
22341 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
22342 (thumb2_casesi_internal_pic): New define_expand. Rename old
22344 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
22345 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
22346 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
22348 2019-02-27 Richard Biener <rguenther@suse.de>
22351 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
22353 2019-02-27 Richard Biener <rguenther@suse.de>
22355 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
22358 2019-02-27 Richard Biener <rguenther@suse.de>
22361 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
22362 parameter, prefix section name with .gnu.debuglto_ if true.
22363 (dwarf2out_finish): Pass false to output_comdat_type_unit.
22364 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
22366 2019-02-27 Richard Biener <rguenther@suse.de>
22369 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
22370 rather than on use_debug_types, doing what output_die does.
22371 (value_format): Likewise.
22373 2019-02-27 Martin Jambor <mjambor@suse.cz>
22374 Martin Sebor <msebor@redhat.com>
22376 * doc/invoke.texi (Warning Options): Reword description of
22377 -Wno-absolute-value.
22379 2019-02-27 Jakub Jelinek <jakub@redhat.com>
22381 PR tree-optimization/89280
22382 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
22383 builtin_setjmp_setup_bb): New functions.
22384 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
22385 When visiting __builtin_setjmp_setup block, queue in special
22386 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
22387 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
22388 from visited after the loop if they don't have any visited successor
22391 2018-02-26 Steve Ellcey <sellcey@marvell.com>
22393 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
22395 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
22397 2019-02-26 Jakub Jelinek <jakub@redhat.com>
22400 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
22401 with types other than sizetype/ssizetype.
22403 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
22405 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
22406 (enum sparc_processor_type): ...this.
22407 (enum sparc_code_model_type): New enumeration type.
22408 (enum sparc_memory_model_type): Tweak comments.
22409 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
22411 (mcmodel): Use sparc_code_model enumeration and variable.
22412 (sparc_code_model): New enumeration.
22413 (mdebug): Add Undocumented marker.
22414 * config/sparc/sparc.h (enum cmodel): Delete.
22415 (sparc_cmodel): Likewise.
22416 (TARGET_CM_MEDLOW): Adjust to above renaming.
22417 (TARGET_CM_MEDMID): Likewise.
22418 (TARGET_CM_MEDANY): Likewise.
22419 (TARGET_CM_EMBMEDANY): Likewise.
22420 * config/sparc/sparc.c (sparc_cmodel): Delete.
22421 (sparc_option_override): Remove string/value mapping support for the
22422 code model. Move code and memory model support to after the handling
22423 of target flags. Do private machine setup last.
22424 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
22425 (sparc_legitimize_reload_address): Likewise.
22426 (sparc_output_mi_thunk): Likewise.
22427 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
22429 2019-02-26 Jakub Jelinek <jakub@redhat.com>
22431 PR tree-optimization/89500
22432 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
22433 (handle_builtin_strlen): Remove noncst_bound variable. Always
22434 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
22435 cst if the first cst bytes starting at x are known to be non-zero,
22436 even if the string is not zero terminated. Don't try to modify
22437 *si for strnlen. Update strlen_to_stridx only for strlen or if
22438 we can prove strnlen returns the same value as strlen would.
22440 2019-02-26 Martin Liska <mliska@suse.cz>
22442 * alloc-pool.h (struct pool_usage): Remove extra
22444 * bitmap.h (struct bitmap_usage): Likewise.
22445 * ggc-common.c (struct ggc_usage): Likewise.
22446 * mem-stats.h (struct mem_usage): Likewise.
22447 (mem_alloc_description::dump): Print dash lines
22448 here and repeat header at the end of a table report.
22449 It's then more readable.
22450 * tree-phinodes.c (phinodes_print_statistics): Make
22451 horizontal alignment.
22452 * tree-ssanames.c (ssanames_print_statistics): Likewise.
22453 * vec.c (struct vec_usage): Remove extra print_dash_line.
22454 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
22456 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
22458 * doc/extend.texi (__builtin_object_size):
22459 Use @pxref instead of @xref inside parenthesis.
22460 (__builtin_has_attribute): Add missing comma after @xref.
22461 (__builtin_object_size): Ditto.
22462 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
22464 2019-02-26 Jeff Law <law@redhat.com>
22466 PR rtl-optimization/87761
22467 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
22468 detect obviously dead insns and delete them.
22470 2019-02-26 Richard Biener <rguenther@suse.de>
22472 PR tree-optimization/89505
22473 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
22474 to handle restrict pointed-to vars with multiple subvars
22477 2019-02-26 Richard Biener <rguenther@suse.de>
22479 PR tree-optimization/89489
22480 * tree-parloops.c (create_loop_fn): Copy over last_clique.
22482 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
22484 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
22485 and move around comment.
22486 <BIT_AND_EXPR>: Likewise.
22487 <BIT_NOT_EXPR>: Add specific handling for boolean types.
22489 2019-02-26 Jakub Jelinek <jakub@redhat.com>
22492 * config/i386/i386.c (remove_partial_avx_dependency): Call
22493 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
22494 after changing possibly many instructions to use that pseudo. Fix up
22495 insertion of v4sf_const0 setter at the start of bb.
22497 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
22500 * doc/extend.texi (Variadic Pointer Args): New section.
22502 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
22503 Martin Sebor <msebor@gmail.com>
22505 * common.opt (Wattribute-alias): Likewise.
22506 * doc/invoke.texi (Option Summary): List general form of
22507 -Wattribute-alias=. List positive form of -Wmissing-attributes.
22508 (-Wmissing-attributes): Invert entry, rewrite and correct default.
22509 Add cross-references.
22510 (-Wattribute-alias): Rewrite and correct default. Mention
22511 considered attributes (same as for -Wmissing-attributes).
22513 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
22515 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
22516 (_mm_cvtpd_ps): Likewise.
22517 (_mm_cvttpd_epi32): Likewise.
22520 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
22521 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
22524 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
22526 2019-02-25 Tamar Christina <tamar.christina@arm.com>
22529 * common/config/aarch64/aarch64-common.c
22530 (struct aarch64_option_extension): Add is_synthetic.
22531 (all_extensions): Use it.
22532 (TARGET_OPTION_INIT_STRUCT): Define hook.
22533 (struct gcc_targetm_common): Moved to end.
22534 (all_extensions_by_on): New.
22535 (opt_ext_cmp, typedef opt_ext): New.
22536 (aarch64_option_init_struct): New.
22537 (aarch64_contains_opt): New.
22538 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
22539 * config/aarch64/aarch64-option-extensions.def
22540 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
22541 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
22542 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
22543 Set is_synthetic to false.
22544 (crypto): Set is_synthetic to true.
22545 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
22548 2019-02-25 Tamar Christina <tamar.christina@arm.com>
22550 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
22551 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
22552 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
22553 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
22554 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
22555 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
22556 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
22557 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
22559 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
22560 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
22561 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
22562 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
22563 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
22564 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
22565 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
22566 vfmlsl_laneq_high_f16): ... To this.
22567 * config/arm/neon.md: Update comments.
22569 2019-02-25 Tamar Christina <tamar.christina@arm.com>
22571 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
22572 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
22573 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
22574 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
22575 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
22576 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
22577 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
22578 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
22580 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
22581 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
22582 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
22583 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
22584 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
22585 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
22586 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
22587 vfmlslq_laneq_high_f16): ... To this.
22589 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
22591 PR rtl-optimization/86096
22592 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
22593 comparing mw_order values.
22595 2019-02-25 Jakub Jelinek <jakub@redhat.com>
22598 * config/arm/arm.md (*subsi3_carryin_const): Use
22599 arm_neg_immediate_operand predicate instead of
22600 arm_not_immediate_operand, "L" constraint instead of "K" and
22601 print it using %n2 instead of %B2.
22602 (*subsi3_carryin_const0): New define_insn.
22603 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
22604 instead of arm_not_operand and "I" constraint instead of "K" and
22605 print it using %n3 instead of %B2. Instead of using match_dup 2 add
22606 another match_operand and in the condition check that it is negation
22608 (*subsi3_carryin_compare_const0): New define_ins.
22609 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
22610 *subsi3_carryin_const.
22611 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
22612 split into *subsi3_carryin_compare_const0 if the highpart is zero.
22615 * config/arm.vfp.md (*negdf2_vfp): Use
22616 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
22617 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
22619 2019-02-24 Jakub Jelinek <jakub@redhat.com>
22621 PR rtl-optimization/89445
22622 * simplify-rtx.c (simplify_ternary_operation): Don't use
22623 simplify_merge_mask on operands that may trap.
22624 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
22625 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
22626 second operand is CONST_VECTOR, check if any element could be zero.
22627 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
22628 their operands can trap.
22630 2019-02-23 Martin Sebor <msebor@redhat.com>
22632 * gimple-ssa-sprintf.c (target_strtol): Rename...
22633 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
22634 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
22635 check for range error.
22637 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
22640 * opts-common.c (prune_options): Also prune joined switches
22641 with Negative and RejectNegative.
22642 * config/i386/i386.opt (march=): Add Negative(march=).
22643 (mtune=): Add Negative(mtune=).
22644 * doc/options.texi: Document Negative used together with Joined
22645 and RejectNegative.
22647 2019-02-22 Martin Sebor <msebor@redhat.com>
22649 * doc/extend.texi (Other Builtins): Add
22650 __builtin_is_constant_evaluated.
22652 2019-02-22 Richard Biener <rguenther@suse.de>
22654 PR tree-optimization/87609
22655 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
22657 2019-02-22 Jeff Law <law@redhat.com>
22659 PR rtl-optimization/87761
22660 * config/mips/mips.md: Add new combiner pattern to recognize
22661 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
22663 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
22666 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
22667 destination register in peepholes generating patterns for ADDS/SUBS.
22668 (add<mode>3_compare0,
22669 *addsi3_compare0_uxtw, add<mode>3_compareC,
22670 add<mode>3_compareV_imm, add<mode>3_compareV,
22671 *adds_<optab><ALLX:mode>_<GPI:mode>,
22672 *subs_<optab><ALLX:mode>_<GPI:mode>,
22673 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
22674 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
22675 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
22676 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
22677 sub<mode>3_compare1): Allow stack pointer for source register.
22678 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
22680 2019-02-22 Martin Sebor <msebor@redhat.com>
22682 PR tree-optimization/88993
22683 PR tree-optimization/88853
22684 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
22686 (sprintf_dom_walker::call_info::is_string_func): New helper.
22687 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
22688 for formatted string functions.
22689 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
22691 2019-02-22 Martin Sebor <msebor@redhat.com>
22694 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
22695 unreachable subexpressions.
22697 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
22698 Hongtao Liu <hongtao.liu@intel.com>
22699 Sunil K Pandey <sunil.k.pandey@intel.com>
22702 * config/i386/i386-passes.def: Add
22703 pass_remove_partial_avx_dependency.
22704 * config/i386/i386-protos.h
22705 (make_pass_remove_partial_avx_dependency): New.
22706 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
22708 (pass_data_remove_partial_avx_dependency): New.
22709 (pass_remove_partial_avx_dependency): Likewise.
22710 (make_pass_remove_partial_avx_dependency): Likewise.
22711 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
22712 (*extendsfdf2): Add avx_partial_xmm_update.
22713 (truncdfsf2): Likewise.
22714 (*float<SWI48:mode><MODEF:mode>2): Likewise.
22715 (SF/DF conversion splitters): Disabled for TARGET_AVX.
22717 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
22719 PR middle-end/85598
22720 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
22723 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
22726 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
22727 (PTA_SKYLAKE): Add PTA_AES.
22728 (PTA_GOLDMONT): Likewise.
22730 2019-02-22 Sudakshina Das <sudi.das@arm.com>
22732 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
22733 instruction if enabled.
22734 (aarch64_override_options): Remove reference to return address key.
22736 2019-02-22 Richard Biener <rguenther@suse.de>
22738 PR tree-optimization/89440
22739 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
22740 not necessary assert.
22742 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
22745 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
22746 (oacc_replace_fn_attrib_attr): ... this new function.
22747 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
22748 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
22750 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22752 * config/arm/arm-cpus.in (ares): Rename to...
22753 (neoverse-n1): ... This. Add ares as alias.
22754 * config/arm/arm-tables.opt: Regenerate.
22755 * config/arm/arm-tune.md: Likewise.
22756 * doc/invoke.txt (ARM Options): Document neoverse-n1.
22758 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22760 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
22761 * config/aarch64/aarch64-tune.md: Regenerate.
22762 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
22764 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22766 * config/aarch64/aarch64.c (ares_tunings): Rename to...
22767 (neoversen1_tunings): ... This.
22768 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
22769 (neoverse-n1): New CPU.
22770 * config/aarch64/aarch64-tune.md: Regenerate.
22771 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
22773 2019-02-22 Richard Biener <rguenther@suse.de>
22775 PR middle-end/87609
22776 * cfghooks.h (dependence_hash): New typedef.
22777 (struct copy_bb_data): New type.
22778 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
22779 (duplicate_block): Likewise.
22780 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
22781 (copy_bbs): Create and pass down copy_bb_data.
22782 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
22783 (rtl_duplicate_bb): Likewise.
22784 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
22785 remap dependence info.
22787 2019-02-22 Richard Biener <rguenther@suse.de>
22789 PR tree-optimization/87609
22790 * tree-core.h (tree_base): Document special clique values.
22791 * tree-inline.c (remap_dependence_clique): Do not use the
22792 special clique value of one.
22793 (maybe_set_dependence_info): Use clique one.
22794 (clear_dependence_clique): New callback.
22795 (compute_dependence_clique): Clear clique one from all refs
22796 before assigning it (again).
22798 2019-02-21 Martin Sebor <msebor@redhat.com>
22800 * doc/extend.texi (__clear_cache): Correct signature.
22802 2019-02-21 Ian Lance Taylor <iant@golang.org>
22805 * varasm.c (decode_addr_const): Call lookup_constant_def rather
22806 than output_constant_def.
22807 (add_constant_to_table): New static function.
22808 (output_constant_def): Call add_constant_to_table.
22809 (tree_output_constant_def): Likewise.
22811 2019-02-21 Jakub Jelinek <jakub@redhat.com>
22814 * builtins.c (fold_builtin_arith_overflow): If first two args are
22815 INTEGER_CSTs, set intres and ovfres to constants rather than calls
22818 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
22821 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
22822 error for -mindirect-branch/-mfunction-return with incompatible
22825 2019-02-21 Jakub Jelinek <jakub@redhat.com>
22828 * constraints.md (q): Remove.
22829 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
22832 2019-02-21 Martin Jambor <mjambor@suse.cz>
22835 * omp-general.c (omp_extract_for_data): Removed a duplicate call
22836 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
22837 (omp_adjust_for_condition): ...here. Added necessary parameters.
22838 * omp-general.h (omp_adjust_for_condition): Updated declaration.
22839 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
22840 proper values to new parameters of omp_adjust_for_condition.
22842 2019-02-20 Jakub Jelinek <jakub@redhat.com>
22844 PR middle-end/89412
22845 * expr.c (expand_assignment): If result is a MEM, use change_address
22846 instead of simplify_gen_subreg.
22848 2019-02-20 Jakub Jelinek <jakub@redhat.com>
22849 David Malcolm <dmalcolm@redhat.com>
22851 PR middle-end/89091
22852 * fold-const.c (decode_field_reference): Return NULL_TREE if
22853 lang_hooks.types.type_for_size returns NULL. Check it before
22854 overwriting *exp_. Use return NULL_TREE instead of return 0.
22856 2019-02-20 Jakub Jelinek <jakub@redhat.com>
22858 PR middle-end/88074
22859 PR middle-end/89415
22860 * toplev.c (do_compile): Double the emin/emax exponents to workaround
22863 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
22866 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
22867 TARGET_SSE in addition to TARGET_SSE_MATH.
22869 (ix86_excess_precision): Ditto.
22870 (ix86_float_exceptions_rounding_supported_p): Ditto.
22871 (use_rsqrt_p): Ditto.
22872 * config/i386/sse.md (rsqrt<mode>2): Ditto.
22874 2019-02-20 David Malcolm <dmalcolm@redhat.com>
22877 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
22878 linenum_arith_t when determining if two adjacent line spans are
22879 close enough to merge.
22880 (diagnostic_show_locus): Use linenum_arith_t when iterating over
22881 lines within each line_span.
22883 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
22886 * lra-constraints.c(uses_hard_regs_p): Fix handling of
22887 paradoxical SUBREGS.
22889 2019-02-20 Li Jia He <helijia@linux.ibm.com>
22892 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
22893 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
22894 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
22897 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
22899 * config/gcn/gcn.c (print_operand): Fix typo.
22901 2019-02-19 Richard Biener <rguenther@suse.de>
22903 PR middle-end/88074
22904 * toplev.c (do_compile): Initialize mpfr's exponent range
22905 based on available float modes.
22907 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
22909 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
22910 as long as the epilogue isn't completed.
22912 2019-02-18 Martin Sebor <msebor@redhat.com>
22914 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
22915 __has_cpp_attribute, and __has_include.
22917 2019-02-18 Martin Sebor <msebor@redhat.com>
22919 * doc/invoke.texi (-Wreturn-type): Correct and expand.
22921 2019-02-18 Martin Sebor <msebor@redhat.com>
22923 PR middle-end/89294
22924 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
22926 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
22928 2019-02-18 Richard Biener <rguenther@suse.de>
22930 PR tree-optimization/89296
22931 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
22932 of no-warning flag to cases that might emit the bogus warning.
22934 2019-02-18 Jakub Jelinek <jakub@redhat.com>
22937 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
22939 * config/arm/vfp.md (*movdi_vfp): Likewise.
22940 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
22941 "q" constraint for operands[0].
22944 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
22945 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
22946 pattern in a temporary buffer.
22947 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
22948 than 64-operands[2].
22951 * config/s390/s390.c (s390_indirect_branch_attrvalue,
22952 s390_indirect_branch_settings): Define unconditionally.
22953 (s390_set_current_function): Likewise, but guard the whole body except
22954 the s390_indirect_branch_settings call with
22955 #if S390_USE_TARGET_ATTRIBUTE.
22956 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
22958 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
22959 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
22960 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
22961 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
22962 HOST_WIDE_INT_1U instead of 1ULL.
22963 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
22964 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
22965 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
22966 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
22968 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
22971 2019-02-18 Martin Jambor <mjambor@suse.cz>
22973 PR tree-optimization/89209
22974 * tree-sra.c (create_access_replacement): New optional parameter
22975 reg_tree. Use it as a type if non-NULL and access type is not of
22977 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
22978 to create_access_replacement.
22979 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
22980 Check lacc is non-NULL before attempting to re-create it on the RHS.
22982 2019-02-18 Martin Liska <mliska@suse.cz>
22985 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
22987 (symbol_table::free_edge): Recycle m_summary_id.
22988 * cgraph.h (get_summary_id): New.
22989 (symbol_table::release_symbol): Set m_summary_id to -1
22991 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
22992 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
22993 function_summary to fast_function_summary.
22994 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
22995 * ipa-pure-const.c (class funct_state_summary_t):
22996 Switch from function_summary to fast_function_summary.
22997 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
22998 (class ipa_ref_opt_summary_t): Switch from function_summary
22999 to fast_function_summary.
23000 * symbol-summary.h (class function_summary_base): New class
23001 that is created from base of former function_summary.
23002 (function_summary_base::unregister_hooks): New.
23003 (class function_summary): Inherit from function_summary_base.
23004 (class call_summary_base): New class
23005 that is created from base of former call_summary.
23006 (class call_summary): Inherit from call_summary_base.
23007 (struct is_same): New.
23008 (class fast_function_summary): New summary class.
23009 (class fast_call_summary): New summary class.
23010 * vec.h (vec_safe_grow_cleared): New function.
23012 2019-02-18 Martin Liska <mliska@suse.cz>
23014 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
23015 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
23016 * doc/tm.texi: Document new target hook.
23017 * doc/tm.texi.in: Likewise.
23018 * target.def: Add new target macro.
23019 * gcc.c (find_fortran_preinclude_file): Do not search multilib
23022 2019-02-17 Alan Modra <amodra@gmail.com>
23025 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
23026 output reg on add insn.
23027 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
23029 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
23032 * config/i386/sse.md (ssedoublemode): Remove V4HI.
23033 (PMULHRSW): Likewise.
23034 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
23036 (ssse3_pmulhrswv4hi3): New expander.
23038 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
23040 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
23041 MMX. Add isa attribute.
23043 2019-02-16 Jakub Jelinek <jakub@redhat.com>
23045 PR rtl-optimization/66152
23046 * builtins.h (c_readstr): Declare.
23047 * builtins.c (c_readstr): Remove forward declaration. Add
23048 null_terminated_p argument, if false, read all bytes from the
23049 string instead of stopping after '\0'.
23050 * expr.c (string_cst_read_str): New function.
23051 (store_expr): Use string_cst_read_str instead of
23052 builtin_strncpy_read_str. Try to store by pieces the whole
23053 exp_len first, and only if that fails, split it up into
23054 store by pieces followed by clear_storage. Formatting fix.
23056 * config/i386/i386.md (*movqi_internal): Remove static from
23057 buf variable. Use output_asm_insn (buf, operands); return "";
23058 instead of return buf;.
23059 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
23060 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
23061 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
23063 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
23065 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
23066 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
23067 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
23068 (CC1_SPEC): Likewise.
23069 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
23071 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
23073 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
23074 the base address on 64-bit strict-alignment platforms.
23076 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
23078 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
23080 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
23082 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
23084 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
23086 PR rtl-optimization/88308
23087 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
23088 on copied instruction.
23090 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
23092 * final.c (insn_current_reference_address): Replace test on JUMP_P
23093 with test on jump_to_label_p.
23094 * config/visium/visium-passes.def: New file.
23095 * config/visium/t-visium (PASSES_EXTRA): Define.
23096 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
23097 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
23098 (TRAMPOLINE_ALIGNMENT): Define.
23099 * config/visium/visium.c (visium_option_override): Do not register
23100 the machine-specific reorg pass here.
23101 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
23103 (output_branch): Adjust threshold for long branch instruction.
23104 * config/visium/visium.md (cpu): Move around.
23105 (length): Adjust for the GR6.
23107 2019-02-15 Richard Biener <rguenther@suse.de>
23108 Jakub Jelinek <jakub@redhat.com>
23110 PR tree-optimization/89278
23111 * tree-loop-distribution.c: Include tree-eh.h.
23112 (generate_memset_builtin, generate_memcpy_builtin): Call
23113 rewrite_to_non_trapping_overflow on builtin->size before passing it
23114 to force_gimple_operand_gsi.
23116 2019-02-15 Jakub Jelinek <jakub@redhat.com>
23119 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
23121 * opth-gen.awk: Likewise.
23123 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
23125 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
23126 Enable MMX, SSE and SSE2 by default.
23127 * config/i386/i386.c (ix86_option_override_internal): Do not
23128 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
23130 2019-02-14 Jakub Jelinek <jakub@redhat.com>
23132 PR rtl-optimization/89354
23133 * combine.c (make_extraction): Punt if extraction_mode is narrower
23136 2019-02-14 Maya Rashish <coypu@sdf.org>
23138 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
23139 * config/netbsd-d.c: New file.
23140 * config/t-netbsd: Add netbsd-d.o
23142 2018-02-14 Steve Ellcey <sellcey@marvell.com>
23144 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
23145 affects_type_identity to true for aarch64_vector_pcs.
23146 (aarch64_comp_type_attributes): New function.
23147 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
23149 2019-02-14 Tamar Christina <tamar.christina@arm.com>
23152 * config/arm/iterators.md (ANY64): Add V4HF.
23154 2019-02-14 Martin Liska <mliska@suse.cz>
23156 PR rtl-optimization/89242
23157 * dce.c (delete_unmarked_insns): Call free_dominance_info we
23158 process a transformation.
23160 2019-02-14 Jakub Jelinek <jakub@redhat.com>
23162 PR tree-optimization/89314
23163 * fold-const.c (fold_binary_loc): Cast strlen argument to
23164 const char * before dereferencing it. Formatting fixes.
23166 PR middle-end/89284
23167 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
23169 2019-02-13 Ian Lance Taylor <iant@golang.org>
23171 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
23172 and set current index for other optimizations.
23174 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
23176 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
23177 nonimmediate_operand as operand 2 predicate.
23178 (vec_set<VF2_512_256:mode>_0): Ditto.
23179 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
23180 (*vec_concatv2si): Remove alternative 2.
23181 (*vec_concatv4si_0): Use vm constraint for alternative 0.
23182 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
23183 (vec_concatv2di): Split alternatives 4,5,6 to ...
23184 (*vec_concatv2di_0) ... new pattern.
23186 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
23189 * config/arm/arm.c (ldm_stm_operation_p) Set
23190 addr_reg_in_reglist correctly for first register.
23191 (load_multiple_sequence): Remove dead base check.
23192 (gen_ldm_seq): Correctly set write_back for Thumb-1.
23194 2019-02-13 Tamar Christina <tamar.christina@arm.com>
23197 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
23198 Expose as @aarch64_pred_mov.
23199 * config/aarch64/aarch64.c (aarch64_classify_address):
23200 Use expand_insn which legitimizes operands.
23202 2019-02-13 Martin Liska <mliska@suse.cz>
23204 * builtins.h (expand_builtin_with_bounds): Remove declaration.
23205 * calls.c (struct arg_data): Remove special_slot, pointer_arg
23206 and pointer_offset fields.
23207 (initialize_argument_information): Remove usage of dead
23209 * cgraph.h (struct cgraph_thunk_info): Remove
23210 add_pointer_bounds_args.
23211 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
23213 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
23215 * config/i386/i386.c (ix86_function_arg_advance): Remove
23217 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
23218 (def_builtin): Remove usage of dead fields.
23219 (ix86_add_new_builtins): Likewise.
23220 * ipa-fnsummary.c (compute_fn_summary): Likewise.
23221 * ipa-icf.c (sem_function::equals_wpa): Likewise.
23222 (sem_function::init): Likewise.
23223 (sem_variable::merge): Likewise.
23224 * ipa-visibility.c (function_and_variable_visibility): Likewise.
23225 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
23226 * lto-cgraph.c (lto_output_node): Likewise.
23227 (lto_output_varpool_node): Likewise.
23228 (input_node): Likewise.
23229 (input_varpool_node): Likewise.
23230 * lto-streamer-out.c (lto_output): Likewise.
23231 * tree-inline.c (expand_call_inline): Remove usage of
23233 * tree-inline.h (struct copy_body_data): Likewise.
23234 * varpool.c (varpool_node::dump): Likewise.
23236 2019-02-13 Jakub Jelinek <jakub@redhat.com>
23238 PR middle-end/89303
23239 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
23240 into pt->vars_contains_escaped_heap instead of setting
23241 pt->vars_contains_escaped_heap to it.
23243 PR middle-end/89281
23244 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
23245 INTVAL (size), compare it to GET_MODE_MASK instead of
23246 1 << GET_MODE_BITSIZE.
23249 * config/i386/predicates.md (x86_64_immediate_operand): Allow
23250 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
23253 2019-02-13 Martin Liska <mliska@suse.cz>
23256 * cfgrtl.c (remove_barriers_from_footer): New function.
23257 (try_redirect_by_replacing_jump): Use it.
23258 (cfg_layout_redirect_edge_and_branch): Likewise.
23260 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
23262 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
23263 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
23264 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
23265 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
23266 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
23267 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
23269 * config/rs6000/rs6000.c (builtin_function_type)
23270 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
23271 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
23272 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
23273 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
23274 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
23276 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
23278 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
23279 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
23281 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
23284 * config/i386/i386.md (*movoi_internal_avx): Revert revision
23285 268678 and revision 268657.
23286 (*movti_internal): Likewise.
23288 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
23291 * config/s390/s390.c (s390_decompose_address): Update comment.
23292 (s390_check_qrst_address): Reject invalid address forms after
23295 2019-02-12 Martin Liska <mliska@suse.cz>
23298 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
23299 we need default values of funct_state for a function that
23302 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
23304 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
23305 the object to pick the size of stores on strict-alignment platforms.
23307 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
23308 (*movdi_insn_sp32): Likewise.
23309 (*movdi_insn_sp64): Likewise.
23311 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
23314 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
23315 types that needs constructiong.
23316 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
23318 2019-02-12 Richard Biener <rguenther@suse.de>
23320 PR tree-optimization/89253
23321 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
23322 duplicate the loop.
23324 2019-02-11 David Malcolm <dmalcolm@redhat.com>
23327 * input.c (selftest::test_line_offset_overflow): New selftest.
23328 (selftest::input_c_tests): Call it.
23330 2019-02-11 Martin Sebor <msebor@redhat.com>
23332 PR tree-optimization/88771
23333 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
23334 when -Wstringop-overflow is set.
23335 (builtin_memref::builtin_memref): Adjust excessive upper bound
23336 only when lower bound is not excessive.
23337 (maybe_diag_overlap): Detect and diagnose excessive bounds via
23338 -Wstringop-ovefflow.
23339 (maybe_diag_offset_bounds): Rename...
23340 (maybe_diag_access_bounds): ...to this.
23341 (check_bounds_or_overlap): Adjust for name change above.
23343 2019-02-11 Martin Sebor <msebor@redhat.com>
23346 * builtins.c (max_object_size): Move from here...
23347 * builtins.h (max_object_size): ...and here...
23348 * tree.c (max_object_size): ...to here...
23349 * tree.h (max_object_size): ...and here.
23351 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
23353 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
23354 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
23355 for correct semantics.
23357 2019-02-11 Alan Modra <amodra@gmail.com>
23359 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
23360 -mlongcall and -mpltseq.
23361 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
23362 (RS/6000 and PowerPC Options <-mpltseq>): Document.
23363 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
23364 * config/rs6000/sysv4.opt (mpltseq): New option.
23365 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
23366 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
23367 support is lacking. Don't allow -mpltseq with -mbss-plt.
23368 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
23369 -mpltseq given for ELFv1.
23370 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
23371 Only use UNSPEC_PLTSEQ for inline PLT calls.
23372 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
23373 use UNSPEC_PLTSEQ for inline PLT calls.
23374 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
23375 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
23376 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
23377 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
23378 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
23379 (pltseq_mtctr_<mode>): Likewise.
23381 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23383 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
23385 * configure: Regenerate.
23387 2019-02-11 Jakub Jelinek <jakub@redhat.com>
23390 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
23393 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
23395 * function.c (assign_parm_setup_block): Use the stored
23396 size, not the passed size, when allocating stack-space,
23397 also for a parameter with alignment larger than
23398 MAX_SUPPORTED_STACK_ALIGNMENT.
23400 2019-02-11 Martin Liska <mliska@suse.cz>
23403 * ipa-cp.c (build_toporder_info): Remove usage of a param.
23404 * ipa-inline.c (inline_small_functions): Likewise.
23405 * ipa-pure-const.c (propagate_pure_const): Likewise.
23406 (propagate_nothrow): Likewise.
23407 * ipa-reference.c (propagate): Likewise.
23408 * ipa-utils.c (struct searchc_env): Remove unused field.
23409 (searchc): Always search across AVAIL_INTERPOSABLE.
23410 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
23411 the only called IPA pure const can properly not propagate
23412 across interposable boundary.
23413 * ipa-utils.h (ipa_reduced_postorder): Remove param.
23415 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
23417 * config/nds32/nds32.md (call_internal, call_value_internal,
23418 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
23420 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
23422 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
23425 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
23427 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
23430 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
23432 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
23434 2019-02-10 Jakub Jelinek <jakub@redhat.com>
23436 PR tree-optimization/89268
23437 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
23438 if preds is non-NULL.
23440 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
23443 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
23446 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
23448 * config/nds32/nds32.md (trap): New pattern.
23450 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
23452 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
23455 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
23457 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
23460 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
23462 * ipa-visibility.c (localize_node): Also do not localize
23463 LDPR_PREVAILING_DEF_IRONLY_EXP.
23465 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
23468 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
23469 instead of type_with_linkage.
23471 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
23474 * params.def (uninlined-function-insns, uninlined-function-time,
23475 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
23476 bound so we don't get overflows.
23478 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
23480 * config/rs6000/rs6000-string.c (expand_compare_loop,
23481 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
23484 2019-02-09 Jakub Jelinek <jakub@redhat.com>
23486 PR middle-end/89246
23487 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
23488 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
23489 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
23491 2019-02-09 Alan Modra <amodra@gmail.com>
23494 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
23495 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
23498 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
23500 PR middle-end/88560
23501 * lra-constraints.c (process_alt_operands): Don't increase reject
23502 for memory when offset memory is required.
23504 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
23506 * config/s390/vector.md: Implement vector copysign.
23508 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
23510 * expr.c (expand_constructor): Correct indentations.
23512 2019-02-08 Richard Biener <rguenther@suse.de>
23514 PR tree-optimization/89247
23515 * tree-if-conv.c: Include tree-cfgcleanup.h.
23516 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
23517 (tree_if_conversion): Pass through predicate vector.
23518 (pass_if_conversion::execute): Do CFG cleanup and SSA update
23519 inline, see if any if-converted loops we refrece in
23520 LOOP_VECTORIZED calls vanished and fixup.
23521 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
23523 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
23525 * config/s390/constraints.md (jdd): New constraint.
23527 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
23530 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
23531 upper 16 vector registers without TARGET_AVX512VL.
23532 (*movti_internal): Likewise.
23534 2019-02-08 Jakub Jelinek <jakub@redhat.com>
23536 PR rtl-optimization/89234
23537 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
23538 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
23539 (copy_reg_eh_region_note_backward): Likewise.
23541 2019-02-08 Richard Biener <rguenther@suse.de>
23543 PR middle-end/89223
23544 * tree-data-ref.c (initialize_matrix_A): Fail if constant
23545 doesn't fit in HWI.
23546 (analyze_subscript_affine_affine): Handle failure from
23547 initialize_matrix_A.
23549 2019-02-08 Jakub Jelinek <jakub@redhat.com>
23551 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
23554 2019-02-07 David Malcolm <dmalcolm@redhat.com>
23556 PR tree-optimization/86637
23557 PR tree-optimization/89235
23558 * tree-vect-loop.c (optimize_mask_stores): Add an
23559 auto_purge_vect_location sentinel to ensure that vect_location is
23561 * tree-vectorizer.c
23562 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
23563 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
23564 to ensure that vect_location is purged on exit.
23565 (pass_slp_vectorize::execute): Likewise, replacing the manual
23567 * tree-vectorizer.h (class auto_purge_vect_location): New class.
23569 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23571 * config/aarch64/iterators.md (max_opp): New code_attr.
23572 (USMAX): New code iterator.
23573 * config/aarch64/predicates.md (aarch64_smin): New predicate.
23574 (aarch64_smax): Likewise.
23575 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
23576 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
23579 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
23582 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
23583 for TARGET_AVX512VL.
23584 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
23586 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
23588 * config/s390/s390-builtin-types.def: Add new types.
23589 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
23590 (s390_vec_xlw4): Make the memory operand into a const pointer.
23591 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
23593 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
23594 a new vector type with the alignment of the scalar memory operand.
23596 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
23597 Jakub Jelinek <jakub@redhat.com>
23600 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
23601 arm_count_ldrdstrd_insns): New declarations.
23602 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
23604 (valid_operands_ldrd_strd): New function.
23605 (arm_count_ldrdstrd_insns): New function.
23606 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
23607 sets instead of single DImode set and define new insns to match this.
23609 2019-02-07 Tamar Christina <tamar.christina@arm.com>
23611 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
23612 Make it a C initializer.
23614 2019-02-07 Tamar Christina <tamar.christina@arm.com>
23617 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
23619 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23621 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
23622 Use neon_dot<q> for type.
23623 (neon_<sup>dot_lane<vsi2qi>): Likewise.
23625 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23627 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
23628 Use neon_dot<q> for type.
23629 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
23630 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
23632 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
23634 PR rtl-optimization/89225
23635 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
23638 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
23640 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
23641 after restoring registers saved to allocate the frame on Windows.
23643 2019-02-06 Richard Biener <rguenther@suse.de>
23645 PR tree-optimization/89182
23646 * graphite.h (cached_scalar_evolution_in_region): Declare.
23647 * graphite.c (struct seir_cache_key): New.
23648 (struct sese_scev_hash): Likewise.
23649 (seir_cache): New global.
23650 (cached_scalar_evolution_in_region): New function.
23651 (graphite_transform_loops): Allocate and release seir_cache.
23652 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
23653 cached_scalar_evolution_in_region.
23654 * graphite-scop-detection.c (scop_detection::can_represent_loop):
23656 (scop_detection::graphite_can_represent_expr: Use
23657 cached_scalar_evolution_in_region.
23658 (scop_detection::stmt_simple_for_scop_p): Likewise.
23659 (find_params_in_bb): Likewise.
23660 (gather_bbs::before_dom_children): Likewise.
23661 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
23662 (add_loop_constraints): Likewise.
23664 2019-02-06 Jakub Jelinek <jakub@redhat.com>
23666 PR middle-end/89210
23667 * fold-const-call.c (fold_const_vec_convert): Pass true as last
23668 operand to new_unary_operation only if both element types are integral
23669 and it isn't a widening conversion. Return NULL_TREE if
23670 new_unary_operation failed.
23672 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
23675 * config/s390/s390.md: Remove load and test FP splitter.
23677 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
23680 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
23681 expand_compare_loop, expand_block_compare_gpr,
23682 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
23683 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
23684 #include "profile-count.h" and "predict.h" for types and functions
23685 needed to work with REG_BR_PROB notes.
23687 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
23690 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
23691 for the long branch case.
23693 2019-02-05 Jakub Jelinek <jakub@redhat.com>
23696 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
23697 can throw, non-call exceptions are enabled and we can't delete
23698 dead exceptions or alter cfg. Set must_clean if
23699 delete_insn_and_edges returns true, don't set it blindly for calls.
23700 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
23702 PR rtl-optimization/89195
23703 * combine.c (make_extraction): For MEMs, don't extract bytes outside
23704 of the original MEM.
23706 2019-02-05 Martin Liska <mliska@suse.cz>
23708 PR gcov-profile/89000
23709 * gcov.c (function_summary): Remove argument.
23710 (file_summary): New function.
23711 (print_usage): Replace tabs with spaces.
23712 (generate_results): Use new function file_summary.
23714 2019-02-05 Jakub Jelinek <jakub@redhat.com>
23717 * optabs.c (prepare_cmp_insn): Pass x and y to
23718 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
23720 2019-02-05 Richard Biener <rguenther@suse.de>
23722 PR middle-end/89150
23723 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
23724 (struct bitmap_element): Drop chain_prev so we properly recurse on
23725 the prev member, supporting tree views.
23726 (struct bitmap_head): GTY skip the obstack member.
23728 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
23731 * doc/extend.texi (Vector Extensions): Add an example of using vector
23732 types together with x86 intrinsics.
23734 2019-02-04 Alan Modra <amodra@gmail.com>
23736 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
23737 str[] size to 160, and comment.
23739 2019-02-04 Alan Modra <amodra@gmail.com>
23741 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
23742 (rs6000_pltseq_template): Guard output of TLS markers with
23743 TARGET_TLS_MARKERS.
23744 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
23745 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
23746 to use inline PLT sequences.
23747 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
23748 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
23749 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
23751 2019-02-04 Martin Liska <mliska@suse.cz>
23754 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
23755 out when ipa_fn_summaries does not contain entry for callee.
23757 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
23759 * config/sparc/sparc.h: Remove superfluous blank lines.
23760 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
23761 (got_register_rtx): ...this.
23762 (sparc_got): Adjust to above renaming.
23763 (sparc_tls_got): Likewise.
23764 (sparc_delegitimize_address): Likewise.
23765 (sparc_output_mi_thunk): Likewise.
23766 (sparc_init_pic_reg): Likewise.
23767 (save_local_or_in_reg_p): Fix test on the GOT register.
23768 (USE_HIDDEN_LINKONCE): Move around.
23769 (get_pc_thunk_name): Likewise.
23770 (gen_load_pcrel_sym): Likewise.
23771 (load_got_register): Likewise.
23773 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
23775 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
23776 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
23778 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
23780 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
23781 into consideration.
23783 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
23785 * config.gcc (with_nds32_lib, glibc):
23786 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
23787 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
23788 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
23790 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
23793 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
23794 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
23795 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
23796 (*rcpsf2_sse): Ditto.
23797 (*rsqrtsf2_sse): Ditto.
23798 (sse4_1_round<mode<2): Ditto.
23800 2019-02-03 Richard Biener <rguenther@suse.de>
23803 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
23806 2019-02-02 Jakub Jelinek <jakub@redhat.com>
23808 PR middle-end/87887
23809 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
23810 Punt with warning on aggregate return or argument types. Ignore
23811 type/mode checking for uniform arguments.
23813 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
23815 * combine.c (try_combine): Do not print "Can't combine" messages unless
23816 printing failed combination attempts.
23818 2019-02-01 Martin Jambor <mjambor@suse.cz>
23821 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
23822 segment and global segment variables before making them static.
23824 2019-02-01 Martin Jambor <mjambor@suse.cz>
23826 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
23827 missed optimization dump with dump_enabled_p.
23829 2019-02-01 Richard Biener <rguenther@suse.de>
23831 PR middle-end/88597
23832 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
23833 the instantiate cache.
23834 (instantiate_scev_binary): Elide second operand procesing
23835 if equal to the first.
23836 * tree-chrec.c (chrec_contains_symbols): Add visited set.
23837 (chrec_contains_undetermined): Likewise.
23838 (tree_contains_chrecs): Likewise.
23840 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
23842 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
23844 2019-02-01 Jakub Jelinek <jakub@redhat.com>
23846 PR tree-optimization/89143
23847 * wide-int-range.h (wide_int_range_absu): Declare.
23848 * wide-int-range.cc (wide_int_range_absu): New function.
23849 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
23851 PR tree-optimization/88107
23852 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
23853 instead of assertion that eh_region_outermost is non-NULL, if it
23854 is NULL, set *ALL to true and return NULL.
23855 (move_sese_region_to_fn): Adjust caller, if all is set, call
23856 duplicate_eh_regions with NULL region.
23858 2019-02-01 Richard Biener <rguenth@suse.de>
23860 PR rtl-optimization/88593
23861 * mode-switching.c (optimize_mode_switching): Free dominators before
23862 calling cleanup_cfg.
23864 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
23866 PR tree-optimization/88932
23867 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
23869 2019-01-31 Jakub Jelinek <jakub@redhat.com>
23871 PR middle-end/89137
23872 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
23873 bogus clang warning.
23875 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
23878 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
23879 alternative to avoid partial SSE register stall for TARGET_AVX.
23880 (truncdfsf2): Ditto.
23881 (sse4_1_round<mode>2): Ditto.
23883 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
23885 PR tree-optimization/89008
23886 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
23887 process anything of the form X * 0.
23889 2019-01-31 Richard Biener <rguenther@suse.de>
23891 PR tree-optimization/89135
23892 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
23893 with abnormal preds.
23895 2019-01-31 Jakub Jelinek <jakub@redhat.com>
23898 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
23899 always_inline callees into no_sanitize_address callers.
23901 2019-01-31 Richard Biener <rguenther@suse.de>
23903 PR rtl-optimization/89115
23904 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
23906 2019-01-30 Martin Sebor <msebor@redhat.com>
23909 * doc/extend.texi (cast to a union): Correct and expand.
23911 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
23913 PR rtl-optimization/87246
23914 * lra-constraints.c (simplify_operand_subreg): Reload memory
23915 in subreg if the address became invalid.
23917 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
23920 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
23921 Disable for little-endian.
23923 2019-01-30 Richard Biener <rguenther@suse.de>
23925 PR rtl-optimization/89115
23926 * opts.c (default_options_optimization): Reduce
23927 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
23928 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
23931 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
23933 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
23934 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
23935 type of vector element when vec_extract is implemented by direct
23938 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
23940 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
23942 2019-01-30 Richard Biener <rguenther@suse.de>
23944 PR tree-optimization/89111
23945 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
23946 canonicalization to appropriately sized access types.
23948 2019-01-30 Jakub Jelinek <jakub@redhat.com>
23951 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
23952 for arguments to functions that are TU-local and shouldn't be
23953 referenced by assembly.
23955 2019-01-30 Ulrich Drepper <drepper@redhat.com>
23957 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
23960 2019-01-29 Martin Sebor <msebor@redhat.com>
23963 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
23965 2019-01-29 Jakub Jelinek <jakub@redhat.com>
23969 * omp-simd-clone.c (simd_clone_clauses_extract)
23970 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
23971 OMP_CLAUSE_ALIGNED_ALIGNMENT.
23973 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
23975 * config.gcc: Force .init_array for ARC.
23977 2019-01-29 Richard Biener <rguenther@suse.de>
23980 * dwarf2out.c (collect_skeleton_dies): New helper.
23981 (copy_decls_for_unworthy_types): Call it.
23982 (build_abbrev_table): Assert we do not try to replace
23983 DW_AT_signature refs with local refs.
23985 2019-01-28 Jakub Jelinek <jakub@redhat.com>
23987 PR middle-end/89002
23988 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
23989 for lastprivate/linear IV, push gimplify context around gimplify_assign
23990 and, if it needed any temporaries, pop it into a gimple bind around the
23993 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
23995 * common.opt (-Wattribute-alias): Remove "no-" from name.
23996 Make -Wattribute-alias command line option and
23997 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
23999 2019-01-28 Jakub Jelinek <jakub@redhat.com>
24002 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
24003 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
24005 (bmi2): Add missing @opindex.
24006 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
24007 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
24008 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
24009 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
24010 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
24011 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
24012 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
24013 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
24014 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
24015 xsavec, xsaveopt and xsaves options.
24017 2019-01-28 Richard Biener <rguenther@suse.de>
24020 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
24023 2019-01-28 Richard Biener <rguenther@suse.de>
24025 PR tree-optimization/88739
24026 * tree-cfg.c (verify_types_in_gimple_reference): Verify
24027 BIT_FIELD_REFs only are applied to mode-precision operands
24028 when they are integral.
24029 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
24030 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
24031 BIT_FIELD_REFs of non-mode-precision integral operands.
24033 2019-01-27 Jakub Jelinek <jakub@redhat.com>
24036 * config/i386/sse.md
24037 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
24038 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
24039 first constants in pairs are multiples of 2. Formatting fixes.
24040 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
24041 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
24042 first constants in each quadruple are multiples of 4. Formatting fixes.
24044 2019-01-26 Martin Jambor <mjambor@suse.cz>
24047 * tree-inline.c: Include tree-cfgcleanup.h.
24048 (delete_unreachable_blocks_update_callgraph): Move...
24049 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
24050 ...here, make externally visible, make second argument bool, adjust
24052 * tree-cfgcleanup.c: Include cgraph.h.
24053 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
24055 * ipa-prop.c: Include tree-cfgcleanup.h.
24056 (ipcp_transform_function): Call
24057 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
24059 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
24061 PR rtl-optimization/88846
24062 * ira.c (process_set_for_memref_referenced_p): New.
24063 (memref_referenced_p): Add new param. Use
24064 process_set_for_memref_referenced_p. Add new switch cases.
24065 (memref_used_between_p): Pass new arg to memref_referenced_p.
24067 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
24070 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
24071 argument ABI_BREAK. Set to true if the calculated alignment has
24072 changed in gcc-9. Check bit-fields for their base type alignment.
24073 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
24074 (aarch64_function_arg_boundary): Likewise.
24075 (aarch64_gimplify_va_arg_expr): Likewise.
24077 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
24079 PR middle-end/89037
24080 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
24081 instead of accessing TREE_INT_CST_ELT directly.
24083 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
24085 * doc/sourcebuild.texi (Environment attributes): Add fenv and
24086 fenv_exceptions description.
24088 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
24090 PR rtl-optimization/87763
24091 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
24092 Allow SUBREG when matching CC_NZmode compare.
24094 2019-01-25 Richard Biener <rguenther@suse.de>
24096 PR tree-optimization/89049
24097 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
24098 Look at the pattern stmt to determine if the stmt is vectorized.
24100 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
24102 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
24103 (pred_mov<mode>): Handle all-register forms using both a new
24104 alternative and a split.
24106 2019-01-25 Richard Biener <rguenther@suse.de>
24108 PR tree-optimization/86865
24109 * graphite-scop-detection.c (scop_detection::can_represent_loop):
24110 Reject non-do-while loops.
24112 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
24114 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
24115 * config/rs6000/constraints.md (Q constraint): Use REG_P.
24116 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
24117 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
24118 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
24119 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24120 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
24121 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
24122 vlogical_operand, gpc_reg_operand, int_reg_operand,
24123 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
24124 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
24125 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
24126 (save_world_operation, restore_world_operation, lmw_operation,
24127 stmw_operation): Use MEM_P and REG_P.
24128 (tie_operand): Use MEM_P.
24129 (vrsave_operation, crsave_operation): Use REG_P.
24130 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
24131 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
24132 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
24133 (call_operand): Use HARD_REGISTER_P.
24134 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
24136 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
24137 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
24138 quad_aligned_load_p, replace_swapped_aligned_store,
24139 recombine_lvx_pattern, replace_swapped_aligned_load,
24140 recombine_stvx_pattern): Use MEM_P.
24141 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
24142 Use MEM_P and SYMBOL_REF_P.
24143 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
24144 (insn_is_swappable_p): Use REG_P and MEM_P.
24145 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
24146 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
24148 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
24149 Use CONST_DOUBLE_P.
24150 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
24152 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
24153 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
24154 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
24155 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
24157 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
24158 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
24159 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
24160 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
24161 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
24162 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
24163 rs6000_split_logical_di): Use CONST_INT_P.
24164 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
24165 REG_P and SYMBOL_REF_P.
24166 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
24167 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
24168 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
24169 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
24170 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
24171 (small_data_operand, print_operand_address): Use CONST_INT_P and
24173 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
24174 (rs6000_init_hard_regno_mode_ok, direct_move_p):
24175 Use HARD_REGISTER_NUM_P.
24176 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
24177 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
24178 SUBREG_P and SYMBOL_REF_P.
24179 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
24180 and HARD_REGISTER_NUM_P.
24181 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
24183 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
24184 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
24186 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
24187 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
24188 find_addr_reg): Use REG_P.
24189 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
24190 (rs6000_emit_le_vsx_move): Use SUBREG_P.
24191 (offsettable_ok_by_alignment, constant_pool_expr_p,
24192 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
24193 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
24194 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
24195 rs6000_assemble_integer, create_TOC_reference,
24196 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
24197 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
24198 (rs6000_split_vec_extract_var): Use reg_or_subregno.
24199 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
24200 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
24201 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24202 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24203 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
24204 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
24205 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
24206 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
24207 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
24208 and cbranch<mode>4): Use CONST_INT_P.
24209 (multiple define_splits): Use REG_P and SUBREG_P.
24210 (define_expands call, call_value): Use MEM_P.
24211 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
24212 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
24213 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
24214 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
24215 and HARD_REGISTER_NUM_P.
24216 (multiple define_splits): Use HARD_REGISTER_NUM_P.
24218 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
24220 PR rtl-optimization/88948
24221 * rtl.h (prepare_copy_insn): New prototype.
24222 * gcse.c (prepare_copy_insn): New function, split out from
24223 process_insert_insn.
24224 (process_insert_insn): Use prepare_copy_insn.
24225 * store-motion.c (replace_store_insn): Use prepare_copy_insn
24226 instead of gen_move_insn.
24228 2019-01-24 Jakub Jelinek <jakub@redhat.com>
24231 * config/i386/i386.c (ix86_pic_register_p): Return true for
24232 UNSPEC_SET_GOT too.
24234 PR tree-optimization/88964
24235 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
24236 punt if HONOR_SNANS (chrec).
24238 PR middle-end/89015
24239 * tree-nested.c (convert_nonlocal_reference_stmt,
24240 convert_local_reference_stmt, convert_tramp_reference_stmt,
24241 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
24242 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
24243 or GIMPLE_OMP_TASK.
24245 PR tree-optimization/89027
24246 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
24247 for "omp simd array" variables.
24249 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
24252 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
24253 force the alignment of m_val.
24255 2019-01-24 Richard Biener <rguenther@suse.de>
24258 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
24259 When in "legacy" debug mode make sure to reset self-origins.
24261 2019-01-24 Martin Liska <mliska@suse.cz>
24263 PR gcov-profile/88994
24264 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
24265 result will be always smaller or equal to the original.
24266 * gcov.c (mangle_name): Fix else branch where we should
24267 also copy to PTR and shift the pointer.
24269 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
24271 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
24272 * vr-values.c (find_case_label_ranges): Fix a comment typo.
24274 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
24276 * common/config/i386/i386-common.c
24277 (OPTION_MASK_ISA_ENQCMD_SET,
24278 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
24279 (ix86_handle_option): Handle -menqcmd.
24280 * config.gcc (enqcmdintrin.h): New header file.
24281 * config/i386/cpuid.h (bit_ENQCMD): New bit.
24282 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
24284 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
24286 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
24287 __builtin_ia32_enqcmds): New builtins.
24288 * config/i386/i386-c.c (__ENQCMD__): New macro.
24289 * config/i386/i386-option.c (ix86_target_string): Add
24291 (ix86_valid_target_attribute_inner_p): Likewise.
24292 * config/i386/i386-expand.c
24293 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
24294 IX86_BUILTIN_ENQCMDS.
24295 * config/i386/i386.h (TARGET_ENQCMD): New.
24296 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
24297 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
24298 (movdir64b_<mode>): Parameterize to enable share expansion code
24299 with ENQCMD in function ix86_expand_builtin.
24300 * config/i386/i386.opt: Add -menqcmd.
24301 * config/i386/immintrin.h: Include enqcmdintrin.h.
24302 * config/i386/enqcmdintrin.h: New intrinsic file.
24303 * doc/invoke.texi: Add -menqcmd.
24305 2019-01-23 Bin Cheng <bin.cheng@arm.com>
24306 Steve Ellcey <sellcey@marvell.com>
24309 * recog.c (address_operand): Return false on wrong mode for address.
24310 (constrain_operands): Check for mode with 'p' constraint.
24312 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
24315 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
24316 Disparage MMX alternative.
24317 (sse2_cvtpd2pi): Ditto.
24318 (sse2_cvttpd2pi): Ditto.
24320 2019-01-23 David Malcolm <dmalcolm@redhat.com>
24323 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
24324 use-after-free of the result of
24325 aarch64_get_extension_string_for_isa_flags.
24327 2019-01-23 Jakub Jelinek <jakub@redhat.com>
24330 * doc/extend.texi: Document break and continue behavior in
24331 statement expressions.
24333 2019-01-23 Richard Biener <rguenther@suse.de>
24335 PR tree-optimization/89008
24336 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
24337 not leave another stray operand.
24339 2019-01-23 Jakub Jelinek <jakub@redhat.com>
24341 * BASE-VER: Bump to 9.0.1.
24343 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
24345 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
24346 thunk that returns by reference, use the type of the return object
24347 of the thunk instead of that of the alias to build the dereference.
24349 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
24351 * config/arc/atomic.md: Add operand to DMB instruction.
24353 2019-01-23 Jakub Jelinek <jakub@redhat.com>
24355 PR tree-optimization/88964
24356 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
24357 build_zero_cst instead of build_int_cst. Return false for loop
24358 invariants which honor signed zeros.
24360 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
24362 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
24364 2019-01-22 Jakub Jelinek <jakub@redhat.com>
24367 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
24368 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
24369 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
24371 PR middle-end/88968
24372 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
24373 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
24376 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
24377 Disable for little endian.
24379 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
24382 * config/arm/arm.c (arm_needs_double_word_align): Check
24383 DECL_BIT_FIELD_TYPE.
24385 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
24386 H.J. Lu <hongjiu.lu@intel.com>
24389 * config/i386/i386-builtin.def: Add mask2 to all builtin
24390 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
24392 * config/i386/i386.c (BDESC): Add mask2 to the definition.
24393 (BDESC_FIRST): Likewise.
24394 (define_builtin): Add an argument for mask2. Updated to handle
24395 both ix86_isa_flags and ix86_isa_flags2.
24396 (define_builtin_const): Likewise.
24397 (define_builtin_pure): Likewise.
24398 (define_builtin2): Deleted.
24399 (define_builtin_const2): Likewise.
24400 (builtin_description): Add a member, mask2.
24401 (bdesc_*): Add mask2 to builtin initializations.
24402 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
24403 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
24405 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
24407 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
24410 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
24413 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
24416 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
24417 alignment is dominated by a bitfield with 64-bit aligned base type.
24418 (arm_function_arg): Emit a warning if the alignment has changed since
24419 earlier GCC releases.
24420 (arm_function_arg_boundary): Likewise.
24421 (arm_setup_incoming_varargs): Likewise.
24423 2019-01-22 Richard Biener <rguenther@suse.de>
24425 PR tree-optimization/88862
24426 * graphite-scop-detection.c
24427 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
24429 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
24431 * doc/extend.tex (AMD GCN Function Attributes): New section.
24432 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
24433 * doc/invoke.texi (AMD GCN Options): New section.
24434 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
24436 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
24438 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
24439 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
24441 2019-01-22 Jakub Jelinek <jakub@redhat.com>
24443 PR tree-optimization/88044
24444 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
24445 is false in the first iteration, but !every_iteration, return false
24446 instead of true with niter->niter zero.
24448 PR rtl-optimization/88904
24449 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
24450 any nonequal registers before processing BB_END (b).
24453 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
24455 (expand_binop_directly, expand_doubleword_clz,
24456 expand_doubleword_popcount, expand_ctz, expand_ffs,
24457 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
24459 PR rtl-optimization/49429
24461 PR rtl-optimization/86334
24463 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
24464 addressable from here...
24465 (emit_block_op_via_libcall): ... to here.
24467 2019-01-22 Richard Biener <rguenther@suse.de>
24469 * tree-vect-loop.c (vect_analyze_loop_operations): Use
24470 auto_vec for cost vector to fix memleak.
24471 (vectorize_fold_left_reduction): Properly gather SLP defs.
24472 (vectorizable_comparison): Do not swap operands to properly
24475 2019-01-22 Alan Modra <amodra@gmail.com>
24478 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
24479 stays a reg. Allow a const_int.
24480 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
24481 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
24482 (IS_NOMARK_TLSGETADDR): Define.
24483 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
24484 (rs6000_output_tlsargs): New function.
24485 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
24486 __tls_get_addr call takes an arg.
24487 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
24488 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
24490 (call_value_nonlocal_sysv): ..or here, delete split.
24491 (tls_gdld_nomark): Delete.
24492 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
24493 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
24494 (call_value_nonlocal_sysv): Likewise.
24495 (call_value_nonlocal_sysv_secure): Likewise.
24496 (call_value_nonlocal_aix): Likewise.
24497 (call_value_indirect_aix): Likewise.
24498 (call_value_indirect_elfv2): Likewise.
24499 (call_value_local32, call_value_local64): Disable for no-mark tls.
24500 (call_value_local_aix): Likewise.
24502 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
24505 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
24506 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
24508 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
24510 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
24511 string contents as hash_map keys.
24513 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
24516 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
24517 for rvalue context. Handle rvalues correctly. Use min_align_of_type
24518 instead of TYPE_ALIGN.
24519 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
24520 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
24521 pointer from TYPE_STUB_DECL.
24523 2019-01-21 Richard Biener <rguenther@suse.de>
24525 PR tree-optimization/88934
24526 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
24527 at the possibly non-constant operand.
24528 (vect_get_constant_vectors): Adjust.
24530 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
24533 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
24534 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
24535 instead of _X86INTRIN_H_INCLUDED.
24536 * onfig/i386/clwbintrin.h: Likewise.
24537 * config/i386/pkuintrin.h: Likewise.
24538 * config/i386/prfchwintrin.h: Likewise.
24539 * config/i386/rdseedintrin.h: Likewise.
24540 * config/i386/wbnoinvdintrin.h: Likewise.
24541 * config/i386/xsavecintrin.h: Likewise.
24542 * config/i386/xsavesintrin.h: Likewise.
24543 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
24544 * config/i386/xsaveintrin.h: Likewise.
24545 * config/i386/xsaveoptintrin.h: Likewise.
24546 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
24547 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
24548 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
24549 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
24550 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
24551 * config/i386/immintrin.h: Here.
24553 2019-01-20 Martin Jambor <mjambor@suse.cz>
24556 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
24557 with aa_walk_budget.
24558 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
24559 aa_walk_budget_p parameter.
24560 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
24561 walk. Updated all callers.
24562 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
24563 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
24565 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
24566 parameter info. Extract info from fbi. Pass fbi to recursive calls
24567 and to unmodified_parm.
24568 (phi_result_unknown_predicate): New parameter fbi, removed parameter
24569 info, updated call to will_be_nonconstant_expr_predicate.
24570 (param_change_prob): New parameter fbi, limit AA walking.
24571 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
24572 calls to various above functions.
24573 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
24574 parameter. Use it to limit AA walking.
24575 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
24576 fbi, limit AA walk.
24577 (detect_type_change): New parameter fbi, pass it on to
24578 detect_type_change_from_memory_writes.
24579 (detect_type_change_ssa): Likewise.
24580 (aa_overwalked): Removed.
24581 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
24582 accordingly, adjust to the neew AA limiting scheme.
24583 (parm_ref_data_preserved_p): Likewise.
24584 (ipa_compute_jump_functions_for_edge): Adjust call to
24586 (ipa_analyze_call_uses): Likewise.
24587 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
24588 (ipa_analyze_node): Initialize aa_walk_budget.
24589 (ipcp_transform_function): Likewise.
24590 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
24591 to get_dynamic_type.
24593 2019-01-19 Jakub Jelinek <jakub@redhat.com>
24595 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
24596 outside of #if CHECKING_P code.
24598 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
24600 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
24601 New function, split out from...
24602 (loop_versioning::analyze_stride): ...here.
24603 (loop_versioning::find_per_loop_multiplication): Use gassign.
24604 (loop_versioning::analyze_term_using_scevs): Return a success code.
24605 (loop_versioning::analyze_arbitrary_term): New function.
24606 (loop_versioning::analyze_address_fragment): Use
24607 analyze_arbitrary_term if all else fails.
24609 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
24612 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
24615 2019-01-18 Richard Biener <rguenther@suse.de>
24617 PR tree-optimization/88903
24618 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
24619 scalar stmts a SLP shift amount is composed of when detecting
24622 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
24625 * config/arm/arm-cpus.in (mp): New feature.
24626 (sec): New feature.
24627 (fgroup ARMv7ve): Add mp and sec features.
24628 (arch armv7-a): Add options to allow mp and sec extensions.
24629 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
24630 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
24631 extenstions to the base architecture.
24632 (cpu cortex-a8): Add sec extension to the base architecture.
24633 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
24634 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
24635 variants down to the base v7-a varaint.
24636 * config/arm/t-multilib (v7_a_arch_variants): New variable.
24637 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
24638 of permitted extensions for -march=armv7-a and for
24639 -mcpu=generic-armv7-a.
24641 2019-01-18 Martin Liska <mliska@suse.cz>
24643 * params.def: Fix comment.
24644 * tree-profile.c (gimple_init_gcov_profiler): Bump function
24646 (gimple_gen_ic_func_profiler): Likewise.
24648 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24650 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
24651 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
24652 and put in error checks for stack protector guard options.
24653 (aarch64_stack_protect_guard): New.
24654 (TARGET_STACK_PROTECT_GUARD): Define.
24655 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
24656 (reg_stack_protect_address<mode>): New.
24657 (stack_protect_set): Adjust for SSP_GLOBAL.
24658 (stack_protect_test): Likewise.
24659 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
24660 (-mstack-protector-guard): Likewise.
24661 (-mstack-protector-guard-offset): Likewise.
24663 2019-01-18 Jakub Jelinek <jakub@redhat.com>
24665 PR tree-optimization/86214
24666 * tree-inline.h (struct copy_body_data): Add
24667 add_clobbers_to_eh_landing_pads member.
24668 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
24669 (copy_edges_for_bb): Call it if EH edge destination is <
24670 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
24671 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
24672 if flag_stack_reuse != SR_NONE and clear it afterwards.
24674 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
24677 * doc/install.texi (with-multilib-list): Document for aarch64.
24679 2019-01-18 Jakub Jelinek <jakub@redhat.com>
24682 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
24683 (("..."))) with ("...").
24685 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
24687 * doc/extend.texi (Built-in Functions for Memory Model Aware
24688 Atomic Operations): Document atomic fetch and nand.
24690 2019-01-18 Martin Liska <mliska@suse.cz>
24691 Richard Biener <rguenther@suse.de>
24693 PR middle-end/88587
24694 * cgraph.h (create_version_clone_with_body): Add new argument
24696 * cgraphclones.c (cgraph_node::create_version_clone): Add
24697 DECL_ATTRIBUTES to a newly created decl. And call
24698 valid_attribute_p so that proper cl_target_optimization_node
24699 is set for the newly created declaration.
24700 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
24702 (expand_target_clones): Do not call valid_attribute_p, it must
24704 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
24707 2019-01-17 Jakub Jelinek <jakub@redhat.com>
24710 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
24711 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
24712 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
24714 2019-01-17 Martin Sebor <msebor@redhat.com>
24716 PR middle-end/88273
24717 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
24718 Handle anti-ranges the same as no range at all.
24720 2018-01-17 Steve Ellcey <sellcey@cavium.com>
24722 * config/aarch64/aarch64.c (cgraph.h): New include.
24723 (intl.h): New include.
24724 (supported_simd_type): New function.
24725 (currently_supported_simd_type): Ditto.
24726 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
24727 (aarch64_simd_clone_adjust): Ditto.
24728 (aarch64_simd_clone_usable): Ditto.
24729 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
24730 (TARGET_SIMD_CLONE_ADJUST): Ditto.
24731 (TARGET_SIMD_CLONE_USABLE): Ditto.
24732 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
24733 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
24736 2019-01-17 Martin Sebor <msebor@redhat.com>
24738 PR tree-optimization/88800
24739 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
24740 NO_WARNING bit here. Avoid folding out-of-bounds calls.
24741 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
24742 redundant argument. Add new argument and issue diagnostics under
24743 its control. Detect out-of-bounds access even with warnings
24745 (check_bounds_or_overlap): Change return type. Add argument.
24746 (wrestrict_dom_walker::check_call): Adjust.
24747 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
24748 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
24749 check_bounds_or_overlap's return value.
24750 (handle_builtin_stxncpy): Same.
24751 (handle_builtin_strcat): Same.
24753 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
24754 Kwok Cheung Yeung <kcy@codesourcery.com>
24755 Julian Brown <julian@codesourcery.com>
24756 Tom de Vries <tom@codesourcery.com>
24758 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
24760 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
24762 * doc/sourcebuild.texi: Document dg-require-effective-target
24763 llvm_binutils and offload_gcn.
24765 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
24766 Kwok Cheung Yeung <kcy@codesourcery.com>
24767 Julian Brown <julian@codesourcery.com>
24768 Tom de Vries <tom@codesourcery.com>
24770 * doc/sourcebuild.texi: Document dg-required-effective-target
24773 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
24774 Kwok Cheung Yeung <kcy@codesourcery.com>
24775 Julian Brown <julian@codesourcery.com>
24776 Tom de Vries <tom@codesourcery.com>
24777 Jan Hubicka <hubicka@ucw.cz>
24778 Martin Jambor <mjambor@suse.cz>
24780 * config.gcc: Add amdgcn*-*-amdhsa configuration.
24781 * configure.ac: Check for dlopen.
24782 * configure: Regenerate.
24784 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
24785 Kwok Cheung Yeung <kcy@codesourcery.com>
24786 Julian Brown <julian@codesourcery.com>
24787 Tom de Vries <tom@codesourcery.com>
24788 Jan Hubicka <hubicka@ucw.cz>
24789 Martin Jambor <mjambor@suse.cz>
24791 * common/config/gcn/gcn-common.c: New file.
24792 * config/gcn/driver-gcn.c: New file.
24793 * config/gcn/gcn-builtins.def: New file.
24794 * config/gcn/gcn-hsa.h: New file.
24795 * config/gcn/gcn-modes.def: New file.
24796 * config/gcn/gcn-opts.h: New file.
24797 * config/gcn/gcn-passes.def: New file.
24798 * config/gcn/gcn-protos.h: New file.
24799 * config/gcn/gcn-run.c: New file.
24800 * config/gcn/gcn-tree.c: New file.
24801 * config/gcn/gcn.c: New file.
24802 * config/gcn/gcn.h: New file.
24803 * config/gcn/gcn.opt: New file.
24804 * config/gcn/t-gcn-hsa: New file.
24806 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
24807 Kwok Cheung Yeung <kcy@codesourcery.com>
24808 Julian Brown <julian@codesourcery.com>
24809 Tom de Vries <tom@codesourcery.com>
24810 Jan Hubicka <hubicka@ucw.cz>
24811 Martin Jambor <mjambor@suse.cz>
24813 * config/gcn/constraints.md: New file.
24814 * config/gcn/gcn-valu.md: New file.
24815 * config/gcn/gcn.md: New file.
24816 * config/gcn/predicates.md: New file.
24818 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
24820 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
24821 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
24822 (stmt_uses_0_or_null_in_undefined_way): Likewise.
24823 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
24825 2019-01-17 Tamar Christina <tamar.christina@arm.com>
24828 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
24829 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
24830 it and document registers.
24832 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24834 * config/aarch64/aarch64.c (ares_tunings): Define.
24835 * config/aarch64/aarch64-cores.def (ares): Use the above.
24837 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
24841 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
24843 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
24844 (_mm512_fixupimm_round_pd): Update parameters and builtin.
24845 (_mm512_maskz_fixupimm_round_pd): Ditto.
24846 (_mm512_fixupimm_round_ps): Ditto.
24847 (_mm512_maskz_fixupimm_round_ps): Ditto.
24848 (_mm_fixupimm_round_sd): Ditto.
24849 (_mm_maskz_fixupimm_round_sd): Ditto.
24850 (_mm_fixupimm_round_ss): Ditto.
24851 (_mm_maskz_fixupimm_round_ss): Ditto.
24852 (_mm512_fixupimm_pd): Ditto.
24853 (_mm512_maskz_fixupimm_pd): Ditto.
24854 (_mm512_fixupimm_ps): Ditto.
24855 (_mm512_maskz_fixupimm_ps): Ditto.
24856 (_mm_fixupimm_sd): Ditto.
24857 (_mm_maskz_fixupimm_sd): Ditto.
24858 (_mm_fixupimm_ss): Ditto.
24859 (_mm_maskz_fixupimm_ss): Ditto.
24860 (_mm512_mask_fixupimm_round_pd): Update builtin.
24861 (_mm512_mask_fixupimm_round_ps): Ditto.
24862 (_mm_mask_fixupimm_round_sd): Ditto.
24863 (_mm_mask_fixupimm_round_ss): Ditto.
24864 (_mm512_mask_fixupimm_pd): Ditto.
24865 (_mm512_mask_fixupimm_ps): Ditto.
24866 (_mm_mask_fixupimm_sd): Ditto.
24867 (_mm_mask_fixupimm_ss): Ditto.
24868 * config/i386/avx512vlintrin.h:
24869 (_mm256_fixupimm_pd): Update parameters and builtin.
24870 (_mm256_maskz_fixupimm_pd): Ditto.
24871 (_mm256_fixupimm_ps): Ditto.
24872 (_mm256_maskz_fixupimm_ps): Ditto.
24873 (_mm_fixupimm_pd): Ditto.
24874 (_mm_maskz_fixupimm_pd): Ditto.
24875 (_mm_fixupimm_ps): Ditto.
24876 (_mm_maskz_fixupimm_ps): Ditto.
24877 (_mm256_mask_fixupimm_pd): Update builtin.
24878 (_mm256_mask_fixupimm_ps): Ditto.
24879 (_mm_mask_fixupimm_pd): Ditto.
24880 (_mm_mask_fixupimm_ps): Ditto.
24881 * config/i386/i386-builtin-types.def: Add new types and remove
24883 * config/i386/i386-builtin.def: Update builtin definitions.
24884 * config/i386/i386.c: Handle new builtin types and remove useless ones.
24885 * config/i386/sse.md: Update VFIXUPIMM* patterns.
24886 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
24887 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
24888 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
24889 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
24890 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
24891 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
24892 * config/i386/subst.md:
24893 (round_saeonly_sd_mask_operand4): Add new subst_attr.
24894 (round_saeonly_sd_mask_op4): Ditto.
24895 (round_saeonly_expand_operand5): Ditto.
24896 (round_saeonly_expand): Update.
24898 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
24902 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
24904 * config/i386/sse.md: Combine VFIXUPIMM* patterns
24905 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
24906 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
24907 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
24908 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
24909 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
24910 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
24912 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
24916 2018-12-15 Jakub Jelinek <jakub@redhat.com>
24919 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
24920 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
24921 instead of UNSPEC_FIXUPIMM.
24923 2019-01-17 Richard Biener <rguenther@suse.de>
24926 * dwarf2out.c (want_pubnames): Never generate pubnames sections
24927 and friends for the LTO part of debug info.
24929 2019-01-17 Jakub Jelinek <jakub@redhat.com>
24931 PR tree-optimization/86214
24932 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
24935 PR rtl-optimization/88870
24936 * dce.c (deletable_insn_p): Never delete const/pure calls that can
24937 throw if we can't alter the cfg or delete dead exceptions.
24938 (mark_insn): Don't call find_call_stack_args for such calls.
24940 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
24942 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
24943 prototypes for vec_st.
24944 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
24945 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
24946 mainly on signed/unsigned long long and double.
24948 2019-01-16 David Malcolm <dmalcolm@redhat.com>
24951 * combine.c (delete_noop_moves): Convert to "bool" return,
24952 returning true if any edges are eliminated.
24953 (combine_instructions): Also return true if delete_noop_moves
24956 2019-01-16 Tamar Christina <tamar.christina@arm.com>
24958 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
24959 correct max nunits for endian swap.
24960 (aarch64_expand_fcmla_builtin): Correct subreg code.
24961 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
24962 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
24965 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
24967 * config/alpha/alpha.c (alpha_gimplify_va_arg):
24968 Handle split indirect COMPLEX_TYPE arguments.
24970 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
24973 * config/aarch64/aarch64-modes.def: Add comment about how the carry
24974 bit is set by add and compare.
24975 (CC_ADC): New CC_MODE.
24976 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
24977 to cache the code and mode of X. Adjust the shape of a CC_Cmode
24978 comparison. Add detection for CC_ADCmode.
24979 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
24981 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
24982 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
24983 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
24984 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
24985 to eliminate the need for zero-extending the operands.
24986 (add<mode>3_compareC_imm): Delete. Merge into ...
24987 (add<mode>3_compareC): ... this. Restructure the comparison to
24988 eliminate the need for zero-extending the operands.
24989 (add<mode>3_carryin): Use LTU for the overflow detection.
24990 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
24991 Reexpress comparison for overflow.
24992 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
24993 (add<mode>3_carryinC): Likewise.
24994 (add<mode>3_carryinV): Use LTU for carry between partials.
24995 * config/aarch64/predicates.md (aarch64_carry_operation): Update
24996 handling of CC_Cmode and add CC_ADCmode.
24997 (aarch64_borrow_operation): Likewise.
24999 2019-01-16 Tamar Christina <tamar.christina@arm.com>
25001 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands):
25002 Remove patternmode.
25003 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
25004 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
25005 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>):
25006 Remove endianness conversion.
25008 2019-01-16 Martin Liska <mliska@suse.cz>
25010 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
25012 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
25014 * gcc.c (add_sysrooted_hdrs_prefix): New function.
25015 (path_prefix_reset): Move up in the source file.
25016 (find_fortran_preinclude_file): Make complex search for the
25017 fortran header files.
25019 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
25021 * godump.c (go_output_typedef): When outputting a typedef, refer
25022 to the underlying type by its name and not its structure.
25024 2019-01-15 David Malcolm <dmalcolm@redhat.com>
25027 * tree.c (build_function_type): Assert that arg_types is not
25030 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
25032 PR inline-asm/52813
25033 * doc/extend.texi: Document that listing the stack pointer in the
25034 clobber list of an asm is a deprecated feature.
25035 * common.opt (Wdeprecated): Moved from c-family/c.opt.
25036 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
25037 warning instead of an error for clobbers of the stack pointer.
25038 Add a note explaining why.
25040 2019-01-15 Richard Biener <rguenther@suse.de>
25043 * dwarf2out.c (gen_member_die): Do not generate inheritance
25046 2019-01-15 Richard Biener <rguenther@suse.de>
25048 PR tree-optimization/88855
25049 * tree-if-conv.c (combine_blocks): Collect
25050 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
25052 2019-01-15 Tom de Vries <tdevries@suse.de>
25055 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
25056 lhs == NULL_TREE for gang-level reduction.
25058 2019-01-15 Richard Biener <rguenther@suse.de>
25059 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25062 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
25063 return true if SSA_NAME is already marked in visited bitmap.
25064 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
25066 2019-01-15 Jakub Jelinek <jakub@redhat.com>
25068 PR tree-optimization/88775
25069 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
25070 equal == 0 equality pointer comparisons some more if compared in
25071 integral types and either one points to an automatic var and the
25072 other to a global, or we can prove at least one points to the middle
25073 or both point to start or both point to end.
25075 2019-01-14 Andi Kleen <ak@linux.intel.com>
25077 * Makefile.in: Lower autofdo sampling rate by 10x.
25078 * Makefile.tpl: Dito.
25080 2019-01-14 Tom Honermann <tom@honermann.net>
25082 * defaults.h: Define CHAR8_TYPE.
25084 2019-01-14 Martin Sebor <msebor@redhat.com>
25087 * doc/extend.texi (Darwin Format Checks): Clarify.
25089 2019-01-14 Richard Biener <rguenther@suse.de>
25091 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
25092 whether we are in (simplify ...) or (match ...) context.
25094 2019-01-14 Jakub Jelinek <jakub@redhat.com>
25096 PR rtl-optimization/88796
25097 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
25098 * cfgexpand.c (stack_protect_prologue): Initialize
25099 crtl->stack_protect_guard_decl.
25100 * function.c (stack_protect_epilogue): Use it instead of calling
25101 targetm.stack_protect_guard again.
25102 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
25103 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
25104 crtl->stack_protect_guard_decl.
25105 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
25106 on the returned MEM_EXPR.
25108 2019-01-12 Tom de Vries <tdevries@suse.de>
25110 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
25111 vector length using -fopenacc-dim.
25113 2019-01-12 Tom de Vries <tdevries@suse.de>
25115 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
25116 lengths into account.
25118 2019-01-12 Svante Signell <svante.signell@gmail.com>
25120 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
25121 (TARGET_CAN_SPLIT_STACK): Define.
25122 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
25124 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
25126 * params.def (inline-unit-growth): Set to 40.
25128 2019-01-12 Jakub Jelinek <jakub@redhat.com>
25130 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
25132 2019-01-12 Tom de Vries <tdevries@suse.de>
25134 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
25135 region calling vector-partitionable routine, set default_vector_length
25138 2019-01-12 Tom de Vries <tdevries@suse.de>
25140 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
25141 variable default_vector_length.
25143 2019-01-12 Tom de Vries <tdevries@suse.de>
25145 PR middle-end/88703
25146 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
25147 from oacc_default_dims, as oacc_validate_dims would do it, and apply
25150 2019-01-12 Tom de Vries <tdevries@suse.de>
25152 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
25153 (nvptx_goacc_validate_dims): Add used parameter.
25154 * doc/tm.texi: Regenerate.
25155 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
25156 argument to call to targetm.goacc.validate_dims.
25157 (default_goacc_validate_dims): Add used
25159 * target.def (validate_dims): Add used parameter in DEFHOOK.
25160 * targhooks.h (default_goacc_validate_dims): Add used parameter.
25162 2019-01-11 Jakub Jelinek <jakub@redhat.com>
25164 PR middle-end/85956
25166 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
25168 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
25169 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
25170 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
25171 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
25173 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
25175 PR rtl-optimization/87305
25177 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
25178 for little endian pseudos used as paradoxical subreg.
25180 2019-01-11 Jakub Jelinek <jakub@redhat.com>
25182 PR tree-optimization/88693
25183 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
25184 for STRING_CSTs that don't contain any NUL characters in the first
25185 TREE_STRING_LENGTH bytes.
25187 2019-01-11 Alan Modra <amodra@gmail.com>
25191 * genattrtab.c (min_fn): Don't translate values.
25192 (min_attr_value): Return INT_MAX when the value can't be calculated.
25193 Return minimum among any values that can be calculated.
25194 (max_attr_value): Adjust.
25196 2019-01-11 Jakub Jelinek <jakub@redhat.com>
25198 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
25200 2019-01-11 Steve Ellcey <sellcey@marvell.com>
25202 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
25203 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
25204 (aarch64_return_call_with_max_clobbers): New function.
25205 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
25206 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
25208 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
25209 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
25210 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
25211 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
25212 * cselib.c (cselib_process_insn): Add argument to
25213 targetm.hard_regno_call_part_clobbered call.
25214 * ira-conflicts.c (ira_build_conflicts): Ditto.
25215 * ira-costs.c (ira_tune_allocno_costs): Ditto.
25216 * lra-constraints.c (inherit_reload_reg): Ditto.
25217 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
25218 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
25219 argument. Call targetm.return_call_with_max_clobbers.
25220 Add argument to targetm.hard_regno_call_part_clobbered call.
25221 (calls_have_same_clobbers_p): New function.
25222 (process_bb_lives): Add call_insn and last_call_insn variables.
25223 Pass call_insn to check_pseudos_live_through_calls.
25224 Modify if stmt to check targetm.return_call_with_max_clobbers.
25225 Update setting of flush variable.
25226 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
25228 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
25229 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
25230 targetm.hard_regno_call_part_clobbered call.
25231 * reginfo.c (choose_hard_reg_mode): Ditto.
25232 * regrename.c (check_new_reg_p): Ditto.
25233 * reload.c (find_equiv_reg): Ditto.
25234 * reload1.c (emit_reload_insns): Ditto.
25235 * sched-deps.c (deps_analyze_insn): Ditto.
25236 * sel-sched.c (init_regs_for_mode): Ditto.
25237 (mark_unavailable_hard_regs): Ditto.
25238 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
25239 * target.def (hard_regno_call_part_clobbered): Add insn argument.
25240 (return_call_with_max_clobbers): New target function.
25241 * doc/tm.texi: Regenerate.
25242 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
25243 * hooks.c (hook_bool_uint_mode_false): Change to
25244 hook_bool_insn_uint_mode_false.
25245 * hooks.h (hook_bool_uint_mode_false): Ditto.
25247 2019-01-11 Steve Ellcey <sellcey@marvell.com>
25249 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
25250 (aarch64_remove_extra_call_preserved_regs): New function.
25251 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
25252 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
25253 * doc/tm.texi: Regenerate.
25254 * final.c (get_call_reg_set_usage): Call new hook.
25255 * target.def (remove_extra_call_preserved_regs): New hook.
25256 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
25257 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
25259 2019-01-11 Jakub Jelinek <jakub@redhat.com>
25262 * passes.c (finish_optimization_passes): Call print_combine_total_stats
25263 inside of pass_combine_1 dump rather than pass_profile_1.
25265 2019-01-11 Tom de Vries <tdevries@suse.de>
25267 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
25268 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
25269 (PTX_NUM_PER_WORKER_BARRIERS): Define.
25270 (nvptx_apply_dim_limits): Prevent vector_length 64 and
25273 2019-01-11 Tom de Vries <tdevries@suse.de>
25275 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
25277 2019-01-11 Jan Beulich <jbeulich@suse.com>
25279 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
25280 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
25281 sse2_cvtsi2sd): Add {l}.
25282 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
25285 2019-01-10 Jakub Jelinek <jakub@redhat.com>
25288 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
25290 (*float<floatunssuffix>v2div2sf2): New define_insn.
25291 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
25292 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
25293 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
25294 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
25295 match_operands with "const0_operand" "C".
25297 2019-01-10 Tamar Christina <tamar.christina@arm.com>
25299 * config/aarch64/aarch64-builtins.c
25300 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
25301 (aarch64_init_simd_builtins): ...Here
25303 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
25305 PR rtl-optimization/87305
25307 (setup_live_pseudos_and_spill_after_risky_transforms): Check
25308 allocation for big endian pseudos used as paradoxical subregs and
25309 spill them if it is wrong.
25310 * lra-constraints.c (lra_constraints): Add a comment.
25312 2019-01-10 Richard Biener <rguenther@suse.de>
25314 PR tree-optimization/88792
25315 * tree-ssa-pre.c (get_representative_for): Do not return a
25318 2019-01-10 Jakub Jelinek <jakub@redhat.com>
25320 PR middle-end/84877
25322 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
25323 (assign_parm_setup_block): Do the argument slot realignment here
25326 2019-01-10 Stefan Agner <stefan@agner.ch>
25329 * config/arm/arm.c (arm_option_override_internal): Force
25330 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
25332 2019-01-10 Jakub Jelinek <jakub@redhat.com>
25335 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
25338 2019-01-10 Tamar Christina <tamar.christina@arm.com>
25340 * config/arm/arm-builtins.c
25341 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
25342 (MAC_LANE_PAIR_QUALIFIERS): New.
25343 (arm_expand_builtin_args): Use it.
25344 (arm_expand_builtin_1): Likewise.
25345 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
25346 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
25347 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
25348 * config/arm/arm_neon.h:
25349 (vcadd_rot90_f16): New.
25350 (vcaddq_rot90_f16): New.
25351 (vcadd_rot270_f16): New.
25352 (vcaddq_rot270_f16): New.
25355 (vcmla_lane_f16): New.
25356 (vcmla_laneq_f16): New.
25357 (vcmlaq_lane_f16): New.
25358 (vcmlaq_laneq_f16): New.
25359 (vcmla_rot90_f16): New.
25360 (vcmlaq_rot90_f16): New.
25361 (vcmla_rot90_lane_f16): New.
25362 (vcmla_rot90_laneq_f16): New.
25363 (vcmlaq_rot90_lane_f16): New.
25364 (vcmlaq_rot90_laneq_f16): New.
25365 (vcmla_rot180_f16): New.
25366 (vcmlaq_rot180_f16): New.
25367 (vcmla_rot180_lane_f16): New.
25368 (vcmla_rot180_laneq_f16): New.
25369 (vcmlaq_rot180_lane_f16): New.
25370 (vcmlaq_rot180_laneq_f16): New.
25371 (vcmla_rot270_f16): New.
25372 (vcmlaq_rot270_f16): New.
25373 (vcmla_rot270_lane_f16): New.
25374 (vcmla_rot270_laneq_f16): New.
25375 (vcmlaq_rot270_lane_f16): New.
25376 (vcmlaq_rot270_laneq_f16): New.
25377 (vcadd_rot90_f32): New.
25378 (vcaddq_rot90_f32): New.
25379 (vcadd_rot270_f32): New.
25380 (vcaddq_rot270_f32): New.
25383 (vcmla_lane_f32): New.
25384 (vcmla_laneq_f32): New.
25385 (vcmlaq_lane_f32): New.
25386 (vcmlaq_laneq_f32): New.
25387 (vcmla_rot90_f32): New.
25388 (vcmlaq_rot90_f32): New.
25389 (vcmla_rot90_lane_f32): New.
25390 (vcmla_rot90_laneq_f32): New.
25391 (vcmlaq_rot90_lane_f32): New.
25392 (vcmlaq_rot90_laneq_f32): New.
25393 (vcmla_rot180_f32): New.
25394 (vcmlaq_rot180_f32): New.
25395 (vcmla_rot180_lane_f32): New.
25396 (vcmla_rot180_laneq_f32): New.
25397 (vcmlaq_rot180_lane_f32): New.
25398 (vcmlaq_rot180_laneq_f32): New.
25399 (vcmla_rot270_f32): New.
25400 (vcmlaq_rot270_f32): New.
25401 (vcmla_rot270_lane_f32): New.
25402 (vcmla_rot270_laneq_f32): New.
25403 (vcmlaq_rot270_lane_f32): New.
25404 (vcmlaq_rot270_laneq_f32): New.
25405 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
25406 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
25407 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
25408 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
25409 vcmlaq_lane270): New.
25410 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
25411 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
25412 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
25413 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
25414 (arm_option_reconfigure_globals): Use them.
25415 * config/arm/iterators.md (VDF, VQ_HSF): New.
25416 (VCADD, VCMLA): New.
25417 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
25418 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
25420 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
25421 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
25423 2019-01-10 Tamar Christina <tamar.christina@arm.com>
25425 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
25426 Add qualifier_lane_pair_index.
25427 (emit-rtl.h): Include.
25428 (TYPES_QUADOP_LANE_PAIR): New.
25429 (aarch64_simd_expand_args): Use it.
25430 (aarch64_simd_expand_builtin): Likewise.
25431 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
25433 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
25434 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
25435 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
25436 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
25437 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
25438 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
25439 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
25440 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
25441 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
25442 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
25443 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
25444 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
25445 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
25446 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
25447 Add __ARM_FEATURE_COMPLEX.
25448 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
25449 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
25450 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
25451 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
25452 fcmlaq_lane270): New.
25453 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
25454 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
25455 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
25456 * config/aarch64/arm_neon.h:
25457 (vcadd_rot90_f16): New.
25458 (vcaddq_rot90_f16): New.
25459 (vcadd_rot270_f16): New.
25460 (vcaddq_rot270_f16): New.
25463 (vcmla_lane_f16): New.
25464 (vcmla_laneq_f16): New.
25465 (vcmlaq_lane_f16): New.
25466 (vcmlaq_rot90_lane_f16): New.
25467 (vcmla_rot90_laneq_f16): New.
25468 (vcmla_rot90_lane_f16): New.
25469 (vcmlaq_rot90_f16): New.
25470 (vcmla_rot90_f16): New.
25471 (vcmlaq_laneq_f16): New.
25472 (vcmla_rot180_laneq_f16): New.
25473 (vcmla_rot180_lane_f16): New.
25474 (vcmlaq_rot180_f16): New.
25475 (vcmla_rot180_f16): New.
25476 (vcmlaq_rot90_laneq_f16): New.
25477 (vcmlaq_rot270_laneq_f16): New.
25478 (vcmlaq_rot270_lane_f16): New.
25479 (vcmla_rot270_laneq_f16): New.
25480 (vcmlaq_rot270_f16): New.
25481 (vcmla_rot270_f16): New.
25482 (vcmlaq_rot180_laneq_f16): New.
25483 (vcmlaq_rot180_lane_f16): New.
25484 (vcmla_rot270_lane_f16): New.
25485 (vcadd_rot90_f32): New.
25486 (vcaddq_rot90_f32): New.
25487 (vcaddq_rot90_f64): New.
25488 (vcadd_rot270_f32): New.
25489 (vcaddq_rot270_f32): New.
25490 (vcaddq_rot270_f64): New.
25494 (vcmla_lane_f32): New.
25495 (vcmla_laneq_f32): New.
25496 (vcmlaq_lane_f32): New.
25497 (vcmlaq_laneq_f32): New.
25498 (vcmla_rot90_f32): New.
25499 (vcmlaq_rot90_f32): New.
25500 (vcmlaq_rot90_f64): New.
25501 (vcmla_rot90_lane_f32): New.
25502 (vcmla_rot90_laneq_f32): New.
25503 (vcmlaq_rot90_lane_f32): New.
25504 (vcmlaq_rot90_laneq_f32): New.
25505 (vcmla_rot180_f32): New.
25506 (vcmlaq_rot180_f32): New.
25507 (vcmlaq_rot180_f64): New.
25508 (vcmla_rot180_lane_f32): New.
25509 (vcmla_rot180_laneq_f32): New.
25510 (vcmlaq_rot180_lane_f32): New.
25511 (vcmlaq_rot180_laneq_f32): New.
25512 (vcmla_rot270_f32): New.
25513 (vcmlaq_rot270_f32): New.
25514 (vcmlaq_rot270_f64): New.
25515 (vcmla_rot270_lane_f32): New.
25516 (vcmla_rot270_laneq_f32): New.
25517 (vcmlaq_rot270_lane_f32): New.
25518 (vcmlaq_rot270_laneq_f32): New.
25519 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
25520 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
25521 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
25522 (FCADD, FCMLA): New.
25524 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
25526 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
25530 * config/pa/pa.c: Change "can not" to "cannot".
25531 * gimple-ssa-evrp-analyze.c: Likewise.
25532 * ipa-icf.c: Likewise.
25533 * ipa-polymorphic-call.c: Likewise.
25534 * ipa-pure-const.c: Likewise.
25535 * lra-constraints.c: Likewise.
25536 * lra-remat.c: Likewise.
25537 * reload1.c: Likewise.
25538 * reorg.c: Likewise.
25539 * tree-ssa-uninit.c: Likewise.
25541 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
25545 * Makefile.in: Mechanically replace "can not" with "cannot".
25546 * alias.c: Likewise.
25547 * builtins.c: Likewise.
25548 * calls.c: Likewise.
25549 * cgraph.c: Likewise.
25550 * cgraph.h: Likewise.
25551 * cgraphclones.c: Likewise.
25552 * cgraphunit.c: Likewise.
25553 * combine-stack-adj.c: Likewise.
25554 * combine.c: Likewise.
25555 * common/config/i386/i386-common.c: Likewise.
25556 * config/aarch64/aarch64.c: Likewise.
25557 * config/alpha/sync.md: Likewise.
25558 * config/arc/arc.c: Likewise.
25559 * config/arc/predicates.md: Likewise.
25560 * config/arm/arm-c.c: Likewise.
25561 * config/arm/arm.c: Likewise.
25562 * config/arm/arm.h: Likewise.
25563 * config/arm/arm.md: Likewise.
25564 * config/arm/cortex-r4f.md: Likewise.
25565 * config/csky/csky.c: Likewise.
25566 * config/csky/csky.h: Likewise.
25567 * config/darwin-f.c: Likewise.
25568 * config/epiphany/epiphany.md: Likewise.
25569 * config/i386/i386.c: Likewise.
25570 * config/i386/sol2.h: Likewise.
25571 * config/m68k/m68k.c: Likewise.
25572 * config/mcore/mcore.h: Likewise.
25573 * config/microblaze/microblaze.md: Likewise.
25574 * config/mips/20kc.md: Likewise.
25575 * config/mips/sb1.md: Likewise.
25576 * config/nds32/nds32.c: Likewise.
25577 * config/nds32/predicates.md: Likewise.
25578 * config/pa/pa.c: Likewise.
25579 * config/rs6000/e300c2c3.md: Likewise.
25580 * config/rs6000/rs6000.c: Likewise.
25581 * config/s390/s390.h: Likewise.
25582 * config/sh/sh.c: Likewise.
25583 * config/sh/sh.md: Likewise.
25584 * config/spu/vmx2spu.h: Likewise.
25585 * cprop.c: Likewise.
25586 * dbxout.c: Likewise.
25587 * df-scan.c: Likewise.
25588 * doc/cfg.texi: Likewise.
25589 * doc/extend.texi: Likewise.
25590 * doc/fragments.texi: Likewise.
25591 * doc/gty.texi: Likewise.
25592 * doc/invoke.texi: Likewise.
25593 * doc/lto.texi: Likewise.
25594 * doc/md.texi: Likewise.
25595 * doc/objc.texi: Likewise.
25596 * doc/rtl.texi: Likewise.
25597 * doc/tm.texi: Likewise.
25599 * emit-rtl.c: Likewise.
25600 * emit-rtl.h: Likewise.
25601 * except.c: Likewise.
25602 * expmed.c: Likewise.
25603 * expr.c: Likewise.
25604 * fold-const.c: Likewise.
25605 * genautomata.c: Likewise.
25606 * gimple-fold.c: Likewise.
25607 * hard-reg-set.h: Likewise.
25608 * ifcvt.c: Likewise.
25609 * ipa-comdats.c: Likewise.
25610 * ipa-cp.c: Likewise.
25611 * ipa-devirt.c: Likewise.
25612 * ipa-fnsummary.c: Likewise.
25613 * ipa-icf.c: Likewise.
25614 * ipa-inline-transform.c: Likewise.
25615 * ipa-inline.c: Likewise.
25616 * ipa-polymorphic-call.c: Likewise.
25617 * ipa-profile.c: Likewise.
25618 * ipa-prop.c: Likewise.
25619 * ipa-pure-const.c: Likewise.
25620 * ipa-reference.c: Likewise.
25621 * ipa-split.c: Likewise.
25622 * ipa-visibility.c: Likewise.
25624 * ira-build.c: Likewise.
25625 * ira-color.c: Likewise.
25626 * ira-conflicts.c: Likewise.
25627 * ira-costs.c: Likewise.
25628 * ira-int.h: Likewise.
25629 * ira-lives.c: Likewise.
25632 * loop-invariant.c: Likewise.
25633 * loop-unroll.c: Likewise.
25634 * lower-subreg.c: Likewise.
25635 * lra-assigns.c: Likewise.
25636 * lra-constraints.c: Likewise.
25637 * lra-eliminations.c: Likewise.
25638 * lra-lives.c: Likewise.
25639 * lra-remat.c: Likewise.
25640 * lra-spills.c: Likewise.
25642 * lto-cgraph.c: Likewise.
25643 * lto-streamer-out.c: Likewise.
25644 * postreload-gcse.c: Likewise.
25645 * predict.c: Likewise.
25646 * profile-count.h: Likewise.
25647 * profile.c: Likewise.
25648 * recog.c: Likewise.
25650 * reload.c: Likewise.
25651 * reload1.c: Likewise.
25652 * reorg.c: Likewise.
25653 * resource.c: Likewise.
25654 * rtl.def: Likewise.
25656 * rtlanal.c: Likewise.
25657 * sched-deps.c: Likewise.
25658 * sched-ebb.c: Likewise.
25659 * sched-rgn.c: Likewise.
25660 * sel-sched-ir.c: Likewise.
25661 * sel-sched.c: Likewise.
25662 * shrink-wrap.c: Likewise.
25663 * simplify-rtx.c: Likewise.
25664 * symtab.c: Likewise.
25665 * target.def: Likewise.
25666 * toplev.c: Likewise.
25667 * tree-call-cdce.c: Likewise.
25668 * tree-cfg.c: Likewise.
25669 * tree-complex.c: Likewise.
25670 * tree-core.h: Likewise.
25671 * tree-eh.c: Likewise.
25672 * tree-inline.c: Likewise.
25673 * tree-loop-distribution.c: Likewise.
25674 * tree-nrv.c: Likewise.
25675 * tree-profile.c: Likewise.
25676 * tree-sra.c: Likewise.
25677 * tree-ssa-alias.c: Likewise.
25678 * tree-ssa-dce.c: Likewise.
25679 * tree-ssa-dom.c: Likewise.
25680 * tree-ssa-forwprop.c: Likewise.
25681 * tree-ssa-loop-im.c: Likewise.
25682 * tree-ssa-loop-ivcanon.c: Likewise.
25683 * tree-ssa-loop-ivopts.c: Likewise.
25684 * tree-ssa-loop-niter.c: Likewise.
25685 * tree-ssa-phionlycprop.c: Likewise.
25686 * tree-ssa-phiopt.c: Likewise.
25687 * tree-ssa-propagate.c: Likewise.
25688 * tree-ssa-threadedge.c: Likewise.
25689 * tree-ssa-threadupdate.c: Likewise.
25690 * tree-ssa-uninit.c: Likewise.
25691 * tree-ssanames.c: Likewise.
25692 * tree-streamer-out.c: Likewise.
25693 * tree.c: Likewise.
25694 * tree.h: Likewise.
25695 * vr-values.c: Likewise.
25697 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
25699 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
25700 (ix86_split_xorsign): Ditto.
25701 * config/i386/i386.c (ix86_expand_xorsign): New function.
25702 (ix86_split_xorsign): Ditto.
25703 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
25704 (xorsign<mode>3): New expander.
25705 (xorsign<mode>3_1): New insn_and_split pattern.
25706 * config/i386/sse.md (xorsign<mode>3): New expander.
25708 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
25710 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
25711 (*tablejump_sp64): Likewise.
25712 (*tablejump<P:mode>): ...this.
25713 (*call_address_sp32): Merge into...
25714 (*call_address_sp64): Likewise.
25715 (*call_address<P:mode>): ...this.
25716 (*call_symbolic_sp32): Merge into...
25717 (*call_symbolic_sp64): Likewise.
25718 (*call_symbolic<P:mode>): ...this.
25719 (call_value): Remove constraint and add predicate.
25720 (*call_value_address_sp32): Merge into...
25721 (*call_value_address_sp64): Likewise.
25722 (*call_value_address<P:mode>): ...this.
25723 (*call_value_symbolic_sp32): Merge into...
25724 (*call_value_symbolic_sp64): Likewise.
25725 (*call_value_symbolic<P:mode>): ...this.
25726 (*sibcall_symbolic_sp32): Merge into...
25727 (*sibcall_symbolic_sp64): Likewise.
25728 (*sibcall_symbolic<P:mode>): ...this.
25729 (sibcall_value): Remove constraint and add predicate.
25730 (*sibcall_value_symbolic_sp32): Merge into...
25731 (*sibcall_value_symbolic_sp64): Likewise.
25732 (*sibcall_value_symbolic<P:mode>): ...this.
25733 (window_save): Minor tweak.
25734 (*branch_sp32): Merge into...
25735 (*branch_sp64): Likewise.
25736 (*branch<P:mode>): ...this.
25738 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
25739 James Clarke <jrtc27@jrtc27.com>
25742 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
25743 consistently in TLS address generation and adjust code to the renaming
25744 of patterns. Mark calls to __tls_get_addr as const.
25745 * config/sparc/sparc.md (tgd_hi22): Turn into...
25746 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
25747 (tgd_lo10): Turn into...
25748 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
25749 (tgd_add32): Merge into...
25750 (tgd_add64): Likewise.
25751 (tgd_add<P:mode>): ...this and use Pmode throughout.
25752 (tldm_hi22): Turn into...
25753 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
25754 (tldm_lo10): Turn into...
25755 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
25756 (tldm_add32): Merge into...
25757 (tldm_add64): Likewise.
25758 (tldm_add<P:mode>): ...this and use Pmode throughout.
25759 (tldm_call32): Merge into...
25760 (tldm_call64): Likewise.
25761 (tldm_call<P:mode>): ...this and use Pmode throughout.
25762 (tldo_hix22): Turn into...
25763 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
25764 (tldo_lox10): Turn into...
25765 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
25766 (tldo_add32): Merge into...
25767 (tldo_add64): Likewise.
25768 (tldo_add<P:mode>): ...this and use Pmode throughout.
25769 (tie_hi22): Turn into...
25770 (tie_hi22<P:mode>): ...this and use Pmode throughout.
25771 (tie_lo10): Turn into...
25772 (tie_lo10<P:mode>): ...this and use Pmode throughout.
25773 (tie_ld64): Use DImode throughout.
25774 (tie_add32): Merge into...
25775 (tie_add64): Likewise.
25776 (tie_add<P:mode>): ...this and use Pmode throughout.
25777 (tle_hix22_sp32): Merge into...
25778 (tle_hix22_sp64): Likewise.
25779 (tle_hix22<P:mode>): ...this and use Pmode throughout.
25780 (tle_lox22_sp32): Merge into...
25781 (tle_lox22_sp64): Likewise.
25782 (tle_lox22<P:mode>): ...this and use Pmode throughout.
25783 (*tldo_ldub_sp32): Merge into...
25784 (*tldo_ldub_sp64): Likewise.
25785 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
25786 (*tldo_ldub1_sp32): Merge into...
25787 (*tldo_ldub1_sp64): Likewise.
25788 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
25789 (*tldo_ldub2_sp32): Merge into...
25790 (*tldo_ldub2_sp64): Likewise.
25791 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
25792 (*tldo_ldsb1_sp32): Merge into...
25793 (*tldo_ldsb1_sp64): Likewise.
25794 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
25795 (*tldo_ldsb2_sp32): Merge into...
25796 (*tldo_ldsb2_sp64): Likewise.
25797 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
25798 (*tldo_ldub3_sp64): Use DImode throughout.
25799 (*tldo_ldsb3_sp64): Likewise.
25800 (*tldo_lduh_sp32): Merge into...
25801 (*tldo_lduh_sp64): Likewise.
25802 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
25803 (*tldo_lduh1_sp32): Merge into...
25804 (*tldo_lduh1_sp64): Likewise.
25805 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
25806 (*tldo_ldsh1_sp32): Merge into...
25807 (*tldo_ldsh1_sp64): Likewise.
25808 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
25809 (*tldo_lduh2_sp64): Use DImode throughout.
25810 (*tldo_ldsh2_sp64): Likewise.
25811 (*tldo_lduw_sp32): Merge into...
25812 (*tldo_lduw_sp64): Likewise.
25813 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
25814 (*tldo_lduw1_sp64): Use DImode throughout.
25815 (*tldo_ldsw1_sp64): Likewise.
25816 (*tldo_ldx_sp64): Likewise.
25817 (*tldo_stb_sp32): Merge into...
25818 (*tldo_stb_sp64): Likewise.
25819 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
25820 (*tldo_sth_sp32): Merge into...
25821 (*tldo_sth_sp64): Likewise.
25822 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
25823 (*tldo_stw_sp32): Merge into...
25824 (*tldo_stw_sp64): Likewise.
25825 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
25826 (*tldo_stx_sp64): Use DImode throughout.
25828 2018-01-09 Sudakshina Das <sudi.das@arm.com>
25830 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
25831 check configure option to set BTI and Return Address Signing.
25832 * configure.ac: Add --enable-standard-branch-protection and
25833 --disable-standard-branch-protection.
25834 * configure: Regenerated.
25835 * doc/install.texi: Document the same.
25837 2018-01-09 Sudakshina Das <sudi.das@arm.com>
25838 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25840 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
25841 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
25842 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
25844 * config/aarch64/aarch64-bti-insert.c: New file.
25845 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
25847 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
25849 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
25850 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
25851 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
25852 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
25854 2018-01-09 Sudakshina Das <sudi.das@arm.com>
25856 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
25857 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
25858 Disable bti for -mbranch-protection=none.
25859 (aarch64_handle_standard_branch_protection): Enable bti for
25860 -mbranch-protection=standard.
25861 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
25862 -mbranch-protection.
25863 (aarch64_bti_enabled): Check if bti is enabled.
25864 * config/aarch64/aarch64.opt: Declare target variable.
25865 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
25867 2018-01-09 Sudakshina Das <sudi.das@arm.com>
25869 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
25870 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
25871 (aarch64_expand_epilogue): Likewise.
25872 (aarch64_output_mi_thunk): Likewise.
25873 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
25874 TAILCALL_ADDR_REGS to x16 and x17.
25875 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
25877 2018-01-09 Sudakshina Das <sudi.das@arm.com>
25879 * config/aarch64/aarch64-option-extensions.def: Define
25880 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
25881 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
25882 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
25883 (AARCH64_FL_PREDRES): New.
25884 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
25885 AARCH64_FL_PREDRES by default.
25886 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
25888 2018-01-09 Sudakshina Das <sudi.das@arm.com>
25890 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
25892 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
25893 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
25894 * doc/invoke.texi: Document ARMv8.5-A.
25896 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
25898 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
25899 (xorsign<mode>3): Likewise.
25901 2019-01-09 Jelinek <jakub@redhat.com>
25903 PR middle-end/88758
25904 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
25905 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
25907 PR rtl-optimization/88331
25908 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
25909 not currently_expanding_to_rtl.
25911 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
25913 * doc/invoke.texi (-Os): Remove trailing spaces.
25914 (-finline-functions): Remove reference to -O2.
25916 2019-01-08 Jakub Jelinek <jakub@redhat.com>
25918 PR rtl-optimization/79593
25919 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
25921 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
25922 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
25924 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
25927 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
25931 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
25932 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
25934 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
25937 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
25938 ix86_avx_u128_mode_entry.
25940 2019-01-08 Martin Liska <mliska@suse.cz>
25942 PR tree-optimization/88753
25943 * tree-switch-conversion.c (switch_conversion::build_one_array):
25944 Come up with local variable constructor. Convert first to
25945 type of constructor values.
25947 2019-01-08 Richard Biener <rguenther@suse.de>
25949 PR tree-optimization/86554
25950 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
25951 rpo_avail): Move earlier.
25952 (visit_nary_op): When value-numbering to expressions
25953 with different overflow behavior make sure there's an
25954 available expression on the path.
25956 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
25958 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
25959 aarch64_parse_branch_protection,
25960 struct aarch64_branch_protect_type,
25961 aarch64_handle_no_branch_protection,
25962 aarch64_handle_standard_branch_protection,
25963 aarch64_validate_mbranch_protection,
25964 aarch64_handle_pac_ret_protection,
25965 aarch64_handle_attr_branch_protection,
25966 accepted_branch_protection_string,
25967 aarch64_pac_ret_subtypes,
25968 aarch64_branch_protect_types,
25969 aarch64_handle_pac_ret_leaf): Define.
25970 (aarch64_override_options_after_change_1, aarch64_override_options):
25971 Add check for accepted_branch_protection_string.
25972 (aarch64_option_save): Save accepted_branch_protection_string.
25973 (aarch64_option_restore): Save accepted_branch_protection_string.
25974 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
25975 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
25976 msign-return-address.
25977 * doc/invoke.texi: Add mbranch-protection.
25979 2019-01-08 Alan Modra <amodra@gmail.com>
25982 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
25983 Delete "unknownp" parameter. Adjust callers. Handle
25984 CONST_INT, PLUS, MINUS, and MULT.
25985 (attr_value_aligned): Renamed from or_attr_value.
25986 (min_attr_value): Return INT_MIN for unhandled rtl case..
25987 (min_fn): ..and translate to INT_MAX here.
25988 (write_length_unit_log): Modify to cope without "unknown".
25989 (write_attr_value): Handle IF_THEN_ELSE.
25991 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
25993 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
25994 optimization for masked stores.
25996 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
25998 PR middle-end/88567
25999 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
26000 output vector directly to duplicate_and_interleave instead of
26001 going through a temporary. Postpone insertion of ctor_seq to
26002 the end of the loop.
26004 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
26007 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
26008 unsigned_p. Handle signed and unsigned overflow correction as
26010 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
26012 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
26014 (add<mode>3_compareV_imm): Make this callable for expanding.
26015 (subv<GPI:mode>4): Use register_operand for operand 1. Use
26016 aarch64_plus_operand for operand 2.
26017 (subv<GPI:mode>_insn): New insn pattern.
26018 (subv<GPI:mode>_imm): Likewise.
26019 (negv<GPI:mode>3): New expand pattern.
26020 (negv<GPI:mode>_insn): New insn pattern.
26021 (negv<GPI:mode>_cmp_only): Likewise.
26022 (cmpv<GPI:mode>_insn): Likewise.
26023 (subvti4): Use register_operand for operand 1. Update call to
26024 aarch64_expand_subvti.
26025 (usubvti4): Likewise.
26026 (negvti3): New expand pattern.
26027 (negdi_carryout): New insn pattern.
26028 (negvdi_carryinV): New insn pattern.
26029 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
26030 version the named version.
26031 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
26033 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
26035 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
26037 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
26038 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
26039 (sub<mode>3_carryinCV): Delete.
26040 (sub<GPI:mode>3_carryinV): New expand pattern.
26041 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
26043 2019-01-07 Richard Biener <rguenther@suse.de>
26045 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
26046 of tree_operand_hash.
26048 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
26050 PR tree-optimization/88598
26051 * tree.h (single_nonzero_element): Declare.
26052 * tree.c (single_nonzero_element): New function.
26053 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
26054 if I is the only nonzero element of CST.
26056 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
26058 PR tree-optimization/88598
26059 * tree.h (initializer_each_zero_or_onep): Declare.
26060 * tree.c (initializer_each_zero_or_onep): New function.
26061 (signed_or_unsigned_type_for): Handle float types too.
26062 (unsigned_type_for, signed_type_for): Update comments accordingly.
26063 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
26064 x & { 0 or -1, 0 or -1, ... }.
26066 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
26068 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
26069 with x86_64-pc-linux-gnu.
26071 2019-01-07 Tom de Vries <tdevries@suse.de>
26074 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
26076 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
26079 2019-01-07 Jakub Jelinek <jakub@redhat.com>
26081 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
26082 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
26083 TARGET_AVX512F as condition.
26086 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
26087 const_not_ok_for_debug_p target hook.
26088 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
26089 on UNSPEC and subexpressions thereof if all subexpressions of the
26090 UNSPEC are CONSTANT_P.
26092 PR tree-optimization/88676
26093 * tree-ssa-phiopt.c (two_value_replacement): New function.
26094 (tree_ssa_phiopt_worker): Call it.
26097 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
26098 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
26101 * tree-vect-generic.c: Include insn-config.h and recog.h.
26102 (expand_vector_piecewise): Add defaulted ret_type argument,
26103 if non-NULL, use that in preference to type for the result type.
26104 (expand_vector_parallel): Formatting fix.
26105 (do_vec_conversion, do_vec_narrowing_conversion,
26106 expand_vector_conversion): New functions.
26107 (expand_vector_operations_1): Call expand_vector_conversion
26108 for VEC_CONVERT ifn calls.
26109 * internal-fn.def (VEC_CONVERT): New internal function.
26110 * internal-fn.c (expand_VEC_CONVERT): New function.
26111 * fold-const-call.c (fold_const_vec_convert): New function.
26112 (fold_const_call): Use it for CFN_VEC_CONVERT.
26113 * doc/extend.texi (__builtin_convertvector): Document.
26115 2019-01-07 Tom de Vries <tdevries@suse.de>
26117 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
26118 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
26119 vector_red_partition, vector_red_sym): New global variables.
26120 (nvptx_option_override): Initialize vector_red_sym.
26121 (nvptx_declare_function_name): Restore red_partition register.
26122 (nvptx_file_end): Emit code to declare the vector reduction variables.
26123 (nvptx_output_red_partition): New function.
26124 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
26125 large vector reductions.
26126 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
26127 (nvptx_init_builtins): Add VECTOR_ADDR.
26128 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
26129 Handle nvptx_expand_shared_addr.
26130 (nvptx_get_shared_red_addr): Add vector argument and handle large
26132 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
26134 (nvptx_goacc_reduction_init): Likewise.
26135 (nvptx_goacc_reduction_fini): Likewise.
26136 (nvptx_goacc_reduction_teardown): Likewise.
26137 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
26138 init,fini,teardown}.
26139 (nvptx_init_axis_predicate): Initialize vector_red_partition.
26140 (nvptx_set_current_function): Init vector_red_partition.
26141 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
26142 (nvptx_red_partition): New insn.
26143 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
26145 2019-01-07 Tom de Vries <tdevries@suse.de>
26148 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
26151 2019-01-07 Tom de Vries <tdevries@suse.de>
26153 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
26154 (nvptx_option_override): Init oacc_bcast_partition.
26155 (nvptx_init_oacc_workers): New function.
26156 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
26157 (nvptx_needs_shared_bcast): New function.
26158 (nvptx_find_par): Generalize to enable vectors to use shared-memory
26159 to propagate state.
26160 (nvptx_shared_propagate): Initialize vector bcast partition and
26161 synchronization state.
26162 (nvptx_single): Generalize to enable vectors to use shared-memory
26163 to propagate state.
26164 (nvptx_process_pars): Likewise.
26165 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
26166 * config/nvptx/nvptx.h (struct machine_function): Add
26167 bcast_partition and sync_bar members.
26169 2019-01-07 Tom de Vries <tdevries@suse.de>
26171 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
26172 (nvptx_apply_dim_limits): New function.
26173 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
26176 2019-01-07 Tom de Vries <tdevries@suse.de>
26178 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
26179 as late as possible.
26181 2019-01-07 Tom de Vries <tdevries@suse.de>
26183 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
26184 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
26185 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
26186 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
26187 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
26189 2019-01-07 Tom de Vries <tdevries@suse.de>
26191 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
26193 2019-01-07 Tom de Vries <tdevries@suse.de>
26195 * omp-offload.c (oacc_get_min_dim): New function.
26196 * omp-offload.h (oacc_get_min_dim): Declare.
26198 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
26201 * config/i386/i386.c (function_value_ms_64): Return small sturct in
26202 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
26204 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
26208 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
26210 * ipa-inline.c (edge_badness): Use inlined_time instead of
26211 inline_summaries->get.
26213 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
26215 * opts.c (enable_fdo_optimizations): Enable
26216 version-loops-for-strides, loop-interchange, unrol-and-jam
26217 and tree-loop-distribution.
26218 * invoke.texi: Document newly enabled options.
26220 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
26222 * doc/invoke.texi (max-inline-insns-small): New parameters.
26223 * ipa-inline.c (want_early_inline_function_p): simplify.
26224 (want_inline_small_function_p): Fix pasto from previous patch;
26225 use max-inline-insns-small bound.
26226 * params.def (max-inline-insns-small): New param.
26227 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
26228 variables correctly.
26230 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
26232 * doc/invoke.texi: Document max-inline-insns-size,
26233 uninlined-function-insns, uninlined-function-time,
26234 uninlined-thunk-insns and uninlined-thunk-time.
26235 * params.def: Add max-inline-insns-size,
26236 uninlined-function-insns, uninlined-function-time,
26237 uninlined-thunk-insns and uninlined-thunk-time.
26238 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
26240 * ipa-inline.c (can_inline_edge_by_limits_p,
26241 want_inline_small_function_p): Use new parameters.
26243 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
26245 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
26247 2019-01-05 Jakub Jelinek <jakub@redhat.com>
26249 PR middle-end/82564
26251 * expr.c (expand_assignment): For calls returning VLA structures
26252 if to_rtx is not a MEM, force it into a stack temporary.
26255 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
26256 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
26257 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
26258 subexpressions of both operands.
26259 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
26260 subrtxes are CONSTANT_P.
26261 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
26262 2018-11-09 changes.
26264 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
26266 * params.def (hot-bb-count-ws-permille): Set to 990.
26268 2019-01-04 Martin Sebor <msebor@redhat.com>
26271 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
26274 2019-01-04 Martin Sebor <msebor@redhat.com>
26277 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
26279 2019-01-04 Jakub Jelinek <jakub@redhat.com>
26281 * gdbinit.in: Turn off pagination for the skip commands, restore
26282 it to previous state afterwards.
26284 2019-01-04 Jakub Jelinek <jakub@redhat.com>
26287 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
26288 of GET_MODE (opN) as modes of the libcall arguments.
26290 2019-01-04 Jan Beulich <jbeulich@suse.com>
26292 * config/i386/sse.md
26293 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
26294 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
26295 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
26296 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
26297 avx512f_vmcmp<mode>3<round_saeonly_name>,
26298 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
26299 avx512f_maskcmp<mode>3,
26300 <avx512>_cvt<ssemodesuffix>2mask<mode>,
26301 <avx512>_cvt<ssemodesuffix>2mask<mode>,
26302 *<avx512>_cvtmask2<ssemodesuffix><mode>,
26303 *<avx512>_cvtmask2<ssemodesuffix><mode>,
26304 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
26305 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
26306 <avx512>_gt<mode>3<mask_scalar_merge_name>,
26307 <avx512>_gt<mode>3<mask_scalar_merge_name>,
26308 <avx512>_testm<mode>3<mask_scalar_merge_name>,
26309 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
26310 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
26311 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
26312 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
26313 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
26314 avx512cd_maskb_vec_dup<mode>,
26315 avx512cd_maskw_vec_dup<mode>,
26316 avx512dq_fpclass<mode><mask_scalar_merge_name>,
26317 avx512dq_vmfpclass<mode>,
26318 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
26321 2019-01-03 Martin Sebor <msebor@redhat.com>
26323 PR tree-optimization/88659
26324 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
26326 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
26328 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
26329 unaligned vsx and avoid lxvd2x/stxvd2x.
26330 (gen_lvx_v4si_move): New function.
26332 2019-01-03 Tom de Vries <tdevries@suse.de>
26334 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
26335 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
26337 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
26339 2019-01-03 Tom de Vries <tdevries@suse.de>
26341 * config/nvptx/nvptx.c (struct offload_attrs): New.
26342 (populate_offload_attrs): New function. Factor mask extraction out of
26343 nvptx_reorg. Add extraction of dimensions.
26344 (nvptx_reorg): Use populate_offload_attrs.
26346 2019-01-03 Tom de Vries <tdevries@suse.de>
26348 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
26349 cases for oacc_min_dims_p and routine_p. Add asserts for
26350 oacc_default_dims_p and offload_region_p.
26352 2019-01-03 Tom de Vries <tdevries@suse.de>
26354 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
26355 factored out of ...
26356 (nvptx_goacc_validate_dims): ... here.
26358 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
26360 PR tree-optimization/85574
26361 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
26363 (struct ssa_equip_hash_traits): Declare.
26364 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
26366 2019-01-03 Jakub Jelinek <jakub@redhat.com>
26369 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
26370 change it to qualified_type.
26372 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
26374 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
26375 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
26377 2019-01-02 Martin Sebor <msebor@redhat.com>
26378 Jeff Law <law@redhat.com>
26380 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
26381 (get_range_strlen_tree): Update appropriately.
26383 * gimple-fold.h (get_range_strlen): Drop unused last argument.
26385 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
26386 rather than set_range_info.
26387 * tree-ssa-strlen.c (set_strlen_range): Extracted from
26388 maybe_set_strlen_range. Handle potentially boundary crossing
26389 cases more conservatively.
26390 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
26391 Call set_strlen_range.
26392 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
26394 PR middle-end/88663
26395 * gimple-fold.c (get_range_strlen): Update prototype to no longer
26396 need the flexp argument.
26397 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
26398 from calls to get_range_strlen. Update comments. Just update
26399 VAL for an unterminated const char array and let the reset of the
26400 code handle it normally. No longer try to set *flexp. Adjust
26402 (get_range_strlen): Update for the new get_range_strlen API.
26403 (get_maxval_strlen): Similarly.
26404 (gimple_fold_builtin_strlen): Handle update meaning of return value
26405 from get_range_strlen.
26406 * gimple-ssa-sprintf.c (get_string_length): Update for the new
26407 get_range_strlen API.
26409 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
26412 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
26413 false at WPA time when body was removed.
26415 2019-01-02 Martin Liska <mliska@suse.cz>
26417 PR tree-optimization/88650
26418 * predict.c (set_even_probabilities): Calculate probability
26419 remainer only when really used.
26421 2019-01-02 Richard Biener <rguenther@suse.de>
26423 PR middle-end/88651
26424 * tree-data-ref.c (analyze_subscript_affine_affine): Use
26425 widest_ints when mangling max_stmt_execution results.
26427 2019-01-02 Richard Biener <rguenther@suse.de>
26429 PR tree-optimization/88621
26430 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
26431 bitfields when canoncalizing.
26433 2019-01-02 Richard Biener <rguenther@suse.de>
26436 * config/i386/x86-tune-costs.h (intel_cost): Adjust
26437 cost of cheap SSE instruction.
26439 2019-01-02 Richard Biener <rguenther@suse.de>
26442 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
26443 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
26445 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
26446 set after UIDs before splitting them.
26448 2019-01-01 Martin Sebor <msebor@redhat.com>
26449 Jeff Law <law@redhat.com>
26451 * gimple-fold.c (get_range_strlen_tree): Record if the computed
26452 length is optimistic. If it is, then arrange to compute the
26453 conservative length as well.
26455 * gimple-fold.h (get_range_strlen): Update prototype.
26456 * builtins.c (check_access): Update call to get_range_strlen to use
26457 c_strlen_data pointer. Change various variable accesses to instead
26458 pull data from the c_strlen_data structure.
26459 (check_strncat_sizes, expand_builtin_strncat): Likewise.
26460 * calls.c (maybe_warn_nonstring_arg): Likewise.
26461 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
26462 minimum length if maximum lengh is unknown.
26463 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
26464 that used c_strlen, it's no longer needed. Restructure slightly.
26465 (format_string): Set unlikely range appropriately.
26466 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
26468 (get_range_strlen): Accept c_strlen_data pointer for external
26469 call sites as well. Pass through to call to internal get_range_strlen.
26470 Adjust minlen, maxlen and maxbound as needed.
26471 (get_maxval_strlen): Update comments.
26472 (gimple_fold_builtin_strlen): Update call to get_range_strlen
26473 to use c_strlen_data pointer. Change variable accesses to instead
26474 use c_strlen_data data members.
26476 * gimple-fold.c (get_range_strlen): Update prototype.
26477 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
26478 local variables. Use pdata to return information to caller.
26479 Update calls to get_range_strlen. Update pdata->maxbound.
26480 (get_range_strlen -- static version): Similarly.
26481 (get_range_strlen -- extern version): Update for internal
26482 get_range_strlen API change. Convert to external data format.
26483 (get_maxval_strlen): Similarly.
26485 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
26487 * coverage.c (get_coverage_counts): Use current_function_decl.
26488 * profile.c (read_thunk_profile): New function.
26489 (branch_prob): Add THUNK parameter.
26490 * tree-profile.c (tree_profiling): Handle thunks.
26491 * value-prof.c (init_node_map): Handle thunks.
26492 * value-prof.h (branch_prob): Upate prototype.
26493 (read_thunk_profile): Declare.
26495 2019-01-01 Jakub Jelinek <jakub@redhat.com>
26497 Update copyright years.
26499 * gcc.c (process_command): Update copyright notice dates.
26500 * gcov-dump.c (print_version): Ditto.
26501 * gcov.c (print_version): Ditto.
26502 * gcov-tool.c (print_version): Ditto.
26503 * gengtype.c (create_file): Ditto.
26504 * doc/cpp.texi: Bump @copying's copyright year.
26505 * doc/cppinternals.texi: Ditto.
26506 * doc/gcc.texi: Ditto.
26507 * doc/gccint.texi: Ditto.
26508 * doc/gcov.texi: Ditto.
26509 * doc/install.texi: Ditto.
26510 * doc/invoke.texi: Ditto.
26512 Copyright (C) 2019 Free Software Foundation, Inc.
26514 Copying and distribution of this file, with or without modification,
26515 are permitted in any medium without royalty provided the copyright
26516 notice and this notice are preserved.