1 2019-05-28 Martin Liska <mliska@suse.cz>
4 * opts-global.c (decode_options): Print help for all
6 * opts.c (print_help): Add new argument.
7 (common_handle_option): Remember all values into
9 * opts.h (print_help): Add new argument.
11 2019-05-28 Martin Liska <mliska@suse.cz>
14 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
15 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
16 (func_checker::compare_bb): Call compare_loops.
18 2019-05-27 Jakub Jelinek <jakub@redhat.com>
20 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
21 on sections construct.
22 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
24 (lower_omp_sections): Handle lastprivate conditional.
25 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
26 lastprivate_conditional_map.
27 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
29 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
30 critical, taskgroup and section regions when looking for a region
31 with non-NULL lastprivate_conditional_map.
33 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
35 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
36 (*ix86_gen_sub3): Ditto.
37 (*ix86_gen_sub3_carry): Ditto.
38 (*ix86_gen_one_cmpl2): Ditto.
39 (*ix86_gen_andsp): Ditto.
40 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
41 (gen_and2_insn): New static function.
42 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
43 Use gen_add3_insn instead of ix86_gen_add3.
44 (ix86_expand_split_stack_prologue): Use gen_add2_insn
45 instead of ix86_gen_add3.
46 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
47 Use gen_sub3_insn instead of ix86_gen_sub3.
48 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
49 instead of ix86_gen_add3.
50 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
51 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
52 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
53 * config/i386/i386-options.c (ix86_option_override_internal):
54 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
55 ix86_gen_one_cmpl2 and ix86_gen_andsp.
57 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
59 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
60 and DW_OP_GNU_const_index opcodes.
62 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
64 * config/i386/i386.h (STACK_SIZE_MODE): Define.
66 2019-05-27 Richard Biener <rguenther@suse.de>
68 PR tree-optimization/90637
69 * tree-ssa-sink.c (statement_sink_location): Honor the
70 computed sink location for single-uses.
72 2019-05-27 Richard Biener <rguenther@suse.de>
75 * match.pd (vec_perm): Avoid clobbering op0 when not generating
78 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
80 * config/i386/i386.md (@sub<mode>3_carry): Rename
81 from sub<mode>3_carry.
82 (@leave_<mode>): New expander.
83 (*leave): Rename from leave.
84 (*leave_rex64): Rename from leave_rex64.
85 (@monitorx_<mode>): Rename from monitorx_<mode>.
86 (@clzero_<mode>): Rename from clzero_<mode>.
87 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
88 from sse3_monitor_<mode>.
89 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
90 (*ix86_gen_leave): Ditto.
91 (*ix86_gen_monitor): Ditto.
92 (*ix86_gen_monitorx): Ditto.
93 (*ix86_gen_clzero): Ditto.
94 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
95 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
96 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
97 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
98 Use gen_sse3_monitor instead of ix86_gen_monitor.
99 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
100 instead of ix86_gen_monitorx.
101 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
102 instead of ix86_gen_clzero.
103 * config/i386/i386-options.c (ix86_option_override_internal):
104 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
105 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
107 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
109 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
110 Rename from tls_global_dynamic_64_<mode>.
111 (@tls_local_dynamic_base_64_<mode>): Rename from
112 tls_local_dynamic_base_64_<mode>.
113 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
114 Remove indirect function.
115 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
116 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
117 instead of ix86_gen_tls_global_dynamic_64.
118 Use gen_tls_local_dynamic_base_64 instead of
119 ix86_gen_tls_local_dynamic_base_64.
120 * config/i386/i386-options.c (ix86_option_override_internal):
121 Do not initialize ix86_gen_tls_global_dynamic_64 and
122 ix86_gen_tls_local_dynamic_base_64.
124 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
126 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
127 Rename from pro_epilogue_adjust_stack_<mode>_add.
128 (@pro_epilogue_adjust_stack_sub_<mode>)
129 Rename from pro_epilogue_adjust_stack_<mode>_sub.
130 (@allocate_stack_worker_probe_<mode>):
131 Rename from allocate_stack_worker_probe_<mode>.
132 (allocate_stack): Use gen_allocate_stack_worker_probe.
133 (probe_stack): Use gen_probe_stack_1.
134 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
135 (@adjust_stack_and_probe_<mode>): Rename from
136 adjust_stack_and_probe<mode>.
137 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
138 (stack_protect_set): Use gen_stack_protect_set_1.
139 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
140 (stack_protect_test): Use gen_stack_protect_test_1.
141 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
142 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
143 Remove indirect function.
144 (*ix86_gen_adjust_stack_and_probe): Ditto.
145 (*ix86_gen_probe_stack_range): Ditto.
146 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
147 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
148 (ix86_adjust_stack_and_probe_stack_clash): Use
149 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
150 (ix86_adjust_stack_and_probe): Ditto.
151 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
152 of ix86_gen_probe_stack_range.
153 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
154 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
155 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
156 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
157 CODE_FOR_stack_protect_test_{si,di}.
158 * config/i386/i386-options.c (ix86_option_override_internal):
159 Do not initialize ix86_gen_allocate_stack_worker,
160 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
162 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
164 * doc/invoke.texi (Link Options): Many editorial changes around
167 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
169 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
170 pre-Solaris 11 referene and most Studio compiler details.
172 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
175 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
176 DImode to SImode in floating-point registers on 64-bit target.
177 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
178 register_operand in xmpyu patterns.
180 2019-05-24 Jakub Jelinek <jakub@redhat.com>
182 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
183 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
184 OMP_CLAUSE__REDUCTEMP_.
185 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
186 OMP_CLAUSE__CONDTEMP_.
187 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
188 * tree-pretty-print.c (dump_omp_clause): Likewise.
189 * tree-nested.c (convert_nonlocal_omp_clauses,
190 convert_local_omp_clauses): Likewise.
191 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
192 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
193 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
195 (gimplify_omp_for): Warn and disable conditional modifier from
196 lastprivate on loop iterators.
197 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
199 * omp-general.c (omp_extract_for_data): Initialize it.
200 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
202 (delete_omp_context): Delete it.
203 (lower_lastprivate_conditional_clauses): New function.
204 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
205 handle lastprivate conditional clauses.
206 (lower_reduction_clauses): Add CLIST argument, emit it into
207 the critical section if any.
208 (lower_omp_sections): Adjust lower_lastprivate_clauses and
209 lower_reduction_clauses callers.
210 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
211 to lower_lastprivate_clauses.
212 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
213 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
214 clist into a critical section if not emitted there already by
215 lower_reduction_clauses.
216 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
218 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
219 conditional variables.
220 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
222 (expand_omp_for_generic, expand_omp_for_static_nochunk,
223 expand_omp_for_static_chunk): Handle lastprivate conditional.
224 (expand_omp_for): Handle fd.lastprivate_conditional like
227 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
229 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
230 kernel does not exit cleanly.
231 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
233 2019-05-24 Jason Merrill <jason@redhat.com>
236 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
238 2019-05-24 Richard Biener <rguenther@suse.de>
241 * tree-loop-distribution.c (struct partition): Add location
243 (partition_alloc): Initialize all fields.
244 (generate_memset_builtin): Use the location recorded in the
245 partition for the generated call.
246 (generate_memcpy_builtin): Likewise.
247 (classify_partition): Record the location of a single store
248 as location for the partition.
250 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
252 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
255 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
258 * common/config/aarch64/aarch64-common.c
259 (aarch64_rewrite_selected_cpu): Change local temporary variable
260 type from unsigned long to uint64_t.
261 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
262 aarch64_get_extension_string_for_isa_flags): Change declaration to
263 match new definition by replacing unsigned long with uint64_t.
265 2019-05-24 Jakub Jelinek <jakub@redhat.com>
268 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
269 gen_attr_type just once instead of 4-7 times. Formatting fixes.
270 Handle stack_protect_test_<mode> codegen similarly to corresponding
273 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
275 * config/i386/darwin.h: Reject -mfentry*.
276 * doc/sourcebuild.texi: Document mfentry target support.
278 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
280 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
281 Rename to rs6000_global_entry_point_prologue_needed_p. Return
282 false for PC-relative functions.
283 (rs6000_output_function_prologue): Change called function name to
284 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
285 name,1" for PC-relative functions.
286 (rs6000_elf_declare_function_name): Change called function name to
287 rs6000_global_entry_point_prologue_needed_p.
289 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
292 * config/i386/i386.c (gen_rtx_cost):
293 Use ix86_tune_cost instead of ix86_cost.
295 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
296 Michael Meissner <meissner@linux.ibm.com>
297 Segher Boessenkool <segher@kernel.crashing.org>
299 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
301 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
302 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
303 (rs6000_fndecl_pcrel_p): Likewise.
304 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
305 error if -mpcrel is requested without -mcpu=future.
306 (rs6000_opt_masks): Add entry for pcrel.
307 (rs6000_fndecl_pcrel_p): New function.
308 (rs6000_pcrel_p): Likewise.
309 * config/rs6000/rs6000.opt (mpcrel): New option.
310 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
312 2019-05-23 Jan Hubicka <jh@suse.cz>
313 Martin Liska <mliska@suse.cz>
315 PR tree-optimization/90576
316 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
318 (aliasing_component_refs_p): Fix three way size compare conditional;
319 give up earlier in case we can not decide on equivalence.
321 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
322 Michael Meissner <meissner@linux.ibm.com>
323 Segher Boessenkool <segher@kernel.crashing.org>
325 * config.gcc: Add future cpu.
326 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
327 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
329 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
330 (RS6000_CPU): New instantiation for future cpu.
331 * config/rs6000/rs6000-opts.h (enum processor_type): Add
333 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
334 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
335 * config/rs6000/rs6000-tables.opt: Regenerate.
336 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
337 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
338 (rs6000_machine_from_flags): Handle future cpu.
339 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
340 PROCESSOR_POWER9 for now.
341 (rs6000_adjust_cost): Likewise.
342 (rs6000_issue_rate): Likewise.
343 (rs6000_register_move_cost): Likewise.
344 (rs6000_opt_masks): Add entry for future.
345 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
346 (MASK_FUTURE): New #define.
347 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
348 * config/rs6000/rs6000.opt (mfuture): New target option.
349 * doc/invoke.texi (mcpu): Add future cpu.
351 2019-05-23 Martin Liska <mliska@suse.cz>
354 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
355 operation points to a temporary (pointed via tree_to_wide_ref)
356 that is out of scope after the &.
358 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
361 * doc/extend.texi (Function Names): Add missing word.
363 2019-05-23 Richard Biener <rguenther@suse.de>
365 PR tree-optimization/88440
366 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
368 * tree-loop-distribution.c (generate_memset_builtin): Fold the
370 (generate_memcpy_builtin): Likewise.
371 (distribute_loop): Pass in whether to only distribute patterns.
372 (prepare_perfect_loop_nest): Also allow size optimization.
373 (pass_loop_distribution::execute): When optimizing a loop
374 nest for size allow pattern replacement.
376 2019-05-23 Jakub Jelinek <jakub@redhat.com>
379 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
382 2019-05-23 Martin Liska <mliska@suse.cz>
385 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
386 expression similarly to gimplify_decl_expr.
388 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
390 * cse.c (cse_dump_path): s/dump_file/f.
392 2019-05-22 David Malcolm <dmalcolm@redhat.com>
395 * diagnostic-format-json.cc: Include "selftest.h".
396 (json_from_expanded_location): Only add "file" key for non-NULL
398 (json_from_location_range): Don't add "start" and "finish"
399 children if they are UNKNOWN_LOCATION.
400 (selftest::test_unknown_location): New selftest.
401 (selftest::test_bad_endpoints): New selftest.
402 (selftest::diagnostic_format_json_cc_tests): New function.
403 * json.cc (json::object::get): New function.
404 (selftest::test_object_get): New selftest.
405 (selftest::json_cc_tests): Call it.
406 * json.h (json::object::get): New decl.
407 * selftest-run-tests.c (selftest::run_tests): Call
408 selftest::diagnostic_format_json_cc_tests.
409 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
412 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
413 Andrew Stubbs <amd@codesourcery.com>
415 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
416 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
417 (kernel): Rename to...
418 (main_kernel): ... this.
419 (load_image): Load _init_array and _fini_array kernels.
420 (run): Add argument for kernel to run.
421 (main): Run init_array_kernel before main_kernel, and
422 fini_array_kernel after.
423 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
424 amdgpu_hsa_kernel attribute on functions.
425 (gcn_disable_constructors): Delete.
426 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
427 * config/gcn/crt0.c (size_t): Define.
428 (_init_array, _fini_array): New.
429 (__preinit_array_start, __preinit_array_end,
430 __init_array_start, __init_array_end,
431 __fini_array_start, __fini_array_end): Declare weak references.
433 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
435 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
437 2019-05-22 Jason Merrill <jason@redhat.com>
439 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
441 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
444 * config/i386/i386-options.c (ix86_init_machine_status): Set
445 stack_frame_required to true.
446 * config/i386/i386.c (ix86_get_frame_size): New function.
447 (ix86_frame_pointer_required): Replace get_frame_size with
449 (ix86_compute_frame_layout): Likewise.
450 (ix86_find_max_used_stack_alignment): Changed to void. Set
451 stack_frame_required.
452 (ix86_finalize_stack_frame_flags): Always call
453 ix86_find_max_used_stack_alignment. Replace get_frame_size with
455 * config/i386/i386.h (machine_function): Add stack_frame_required.
457 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
459 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
461 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
463 * common/config/aarch64/aarch64-common.c
464 (struct aarch64_option_extension, struct processor_name_to_arch,
465 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
466 aarch64_contains_opt,
467 aarch64_get_extension_string_for_isa_flags): Change type of
468 variables storing flags to uint64_t.
469 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
470 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
471 * config/aarch64/aarch64.c (struct processor,
472 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
473 aarch64_validate_march, aarch64_override_options,
474 aarch64_option_print, aarch64_handle_attr_isa_flags,
475 aarch64_declare_function_name, aarch64_start_file): Make flag
477 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
478 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
479 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
480 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
481 * config/aarch64/driver-aarch64.c
482 (struct aarch64_arch_extension, struct aarch64_core_data,
483 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
484 flag variables uint64_t.
485 * doc/invoke.texi: Add documentation for new arguments.
487 2019-05-22 Richard Biener <rguenther@suse.de>
489 * alias.c (ao_ref_from_mem): Move stack-slot sharing
491 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
493 2019-05-22 Martin Liska <mliska@suse.cz>
496 * doc/extend.texi: Document the change.
498 2019-05-22 Richard Biener <rguenther@suse.de>
500 PR tree-optimization/90450
501 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
502 (mem_ref_hasher::equal): Check it.
503 (mem_ref_alloc): Initialize it.
504 (gather_mem_refs_stmt): Set it.
506 2019-05-22 Richard Biener <rguenther@suse.de>
508 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
510 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
513 2019-05-22 Alan Modra <amodra@gmail.com>
515 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
516 (ASM_CPU_SPEC): Conditionally add -many.
517 * config/rs6000/rs6000.c (rs6000_machine): New static var.
518 (rs6000_machine_from_flags, emit_asm_machine): New functions..
519 (rs6000_file_start): ..extracted from here, and modified to
521 (rs6000_output_function_prologue): Emit .machine as necessary.
522 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
524 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
525 added by check_vect_support_and_set_flags.
526 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
527 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
529 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
532 * ira-lives.c (process_bb_node_lives): Consider defs
533 for a call insn to be die before the call, not after.
535 * function.c (assign_parm_setup_block): Raise alignment of
536 stacked parameter only for STRICT_ALIGNMENT targets.
538 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
540 * config/rs6000/constraints.md (define_register_constraint "wz"):
542 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
543 RS6000_CONSTRAINT_wz.
544 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
545 (rs6000_init_hard_regno_mode_ok): Adjust.
546 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
547 * doc/md.texi (Machine Constraints): Adjust.
549 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
551 * config/rs6000/constraints.md (define_register_constraint "wl"):
553 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
554 RS6000_CONSTRAINT_wl.
555 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
556 (rs6000_init_hard_regno_mode_ok): Adjust.
557 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
558 * doc/md.texi (Machine Constraints): Adjust.
560 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
562 * config/rs6000/constraints.md (define_register_constraint "wm"):
564 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
565 RS6000_CONSTRAINT_wm.
566 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
567 (rs6000_init_hard_regno_mode_ok): Adjust.
568 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
569 * doc/md.texi (Machine Constraints): Adjust.
571 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
573 * config/rs6000/constraints.md (define_register_constraint "wk"):
575 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
576 RS6000_CONSTRAINT_wk.
577 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
578 (rs6000_init_hard_regno_mode_ok): Adjust.
579 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
580 * doc/md.texi (Machine Constraints): Adjust.
582 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
584 * config/rs6000/constraints.md (define_register_constraint "wj"):
586 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
587 RS6000_CONSTRAINT_wj.
588 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
589 (rs6000_init_hard_regno_mode_ok): Adjust.
590 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
592 * config/rs6000/vsx.md: Ditto.
593 * doc/md.texi (Machine Constraints): Adjust.
595 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
597 * config/rs6000/constraints.md (define_register_constraint "wh"):
599 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
600 RS6000_CONSTRAINT_wh.
601 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
602 (rs6000_init_hard_regno_mode_ok): Adjust.
603 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
604 * doc/md.texi (Machine Constraints): Adjust.
606 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
609 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
610 Avoid calling gen_lowpart with CONST operand.
612 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
614 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
615 field template_last_to_copy.
616 (ssa_create_duplicates): Set it, and use it. Attempt to
617 preserve more debug stmts.
619 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
621 * config/i386/sse.md (VF1_AVX2): New mode iterator.
622 (signbit<mode>2): New expander
624 2019-05-21 James Clarke <jrtc27@jrtc27.com>
627 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
628 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
630 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
632 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
633 %ebx and %ecx bafore calling cpuid with leaf 1 or
634 non-constant leaf argument.
636 2019-05-21 Alan Modra <amodra@gmail.com>
639 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
640 power9 direct move cost.
641 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
642 Correct comments and rename functions to suit parameters.
644 2019-05-21 Richard Biener <rguenther@suse.de>
647 * fold-const.c (fold_read_from_vector): New function.
648 * fold-const.h (fold_read_from_vector): Declare.
649 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
650 single-element insert permutations. Canonicalize selector
651 further and fix issue with last commit.
653 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
655 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
656 parameter with default value false to declaration.
657 (split_edges_for_insertion): New inline function. Wrapper for
658 split_critical_edges with for_edge_insertion_p = true.
659 * tree-cfg.c (split_critical_edges): Don't split non-critical
660 edges if for_edge_insertion_p is false. Fix whitespace.
661 * tree-ssa-pre.c (pass_pre::execute): Call
662 split_edges_for_insertion instead of split_critical_edges.
663 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
664 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
665 (pass_data_sink_code): Update function name in the comment.
667 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
669 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
670 around is_value_included_in that knows how to handle BIT_AND_EXPR.
671 (is_pred_expr_subset_of): Use the new function. Handle more cases where
672 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
675 2019-05-21 Martin Liska <mliska@suse.cz>
677 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
679 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
680 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
682 * config/rs6000/rs6000.c (rs6000_option_override_internal):
684 (rs6000_function_arg): Likewise.
685 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
686 (rs6000_expand_ternop_builtin): Use interval syntax.
687 (get_element_number): Likewise.
688 (altivec_expand_builtin): Likewise.
689 (rs6000_get_function_versions_dispatcher): Quote target_clones.
693 2019-05-20 Jakub Jelinek <jakub@redhat.com>
697 * function.h (struct function): Add calls_eh_return member.
698 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
699 gimplifying __builtin_eh_return call.
700 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
702 (expand_call_inline): Or in src_cfun->calls_eh_return into
703 dst_cfun->calls_eh_return.
704 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
705 cfun->calls_eh_return.
706 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
707 * lto-streamer-out.c (output_struct_function_base): Write
710 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
712 PR rtl-optimization/43147
713 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
716 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
718 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
719 (refs_may_alias_p_1): ... here; update stats.
720 (refs_may_alias_p): Do not update stats here.
722 2019-05-20 Richard Biener <rguenther@suse.de>
724 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
725 doesn't produce pointers.
726 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
727 the first operand points to.
729 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
731 * tree-ssa-alias.c (compare_sizes): New function.
732 (sompare_type_sizes): New function
733 (aliasing_component_refs_p): Use it.
734 (indirect_ref_may_alias_decl_p): Likewise.
736 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
738 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
740 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
742 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
743 (LIBLSAN_EARLY_SPEC): Likewise.
744 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
746 2019-05-20 Martin Liska <mliska@suse.cz>
748 * config/i386/i386.c (ix86_libc_has_fast_function):
749 Add ATTRIBUTE_UNUSED for the argument.
751 2019-05-20 Richard Biener <rguenther@suse.de>
753 * gimple-match-head.c: Include vec-perm-indices.h.
754 * generic-match-head.c: Likewise.
755 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
757 * fold-const.c (fold_vec_perm): Export.
758 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
761 2019-05-20 Jakub Jelinek <jakub@redhat.com>
763 * cfgloop.h (struct loop): Add simdlen member.
764 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
765 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
766 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
767 as new argument to autovectorize_vector_sizes target hook. If
768 loop->simdlen, pick up vector size where the vectorization factor
769 is equal to loop->simd, and if there is none, fall back to the first
771 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
773 * omp-low.c (omp_clause_aligned_alignment): Likewise.
774 * omp-general.c (omp_max_vf): Likewise.
775 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
776 * tree-vect-slp.c (vect_slp_bb): Likewise.
777 * target.def (autovectorize_vector_sizes): Add ALL argument and
779 * doc/tm.texi: Adjust documentation.
780 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
781 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
782 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
784 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
785 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
786 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
787 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
788 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
789 preferred vector size is not 512-bit or 256-bit, just put those
790 unpreferred ones last.
792 2019-05-20 Martin Liska <mliska@suse.cz>
794 * targhooks.c (default_libc_has_fast_function): New function.
795 * targhooks.h (default_libc_has_fast_function): Likewise.
797 2019-05-20 Martin Liska <mliska@suse.cz>
800 * builtins.c (expand_builtin_memory_copy_args): When having a
801 target with fast mempcpy implementation do now use memcpy.
802 * config/i386/i386.c (ix86_libc_has_fast_function): New.
803 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
804 * doc/tm.texi: Likewise.
805 * doc/tm.texi.in: Likewise.
807 * expr.c (emit_block_move_hints): Add 2 new arguments.
808 * expr.h (emit_block_move_hints): Bail out when libcall
809 to memcpy would be used.
811 2019-05-20 Martin Liska <mliska@suse.cz>
813 * profile-count.c: Add vertical spacing in order
814 to separate functions.
815 * profile-count.h: Likewise.
817 2019-05-20 Martin Liska <mliska@suse.cz>
819 * profile-count.h: Do not use full qualified
821 * profile-count.c (profile_count::to_frequency): Likewise.
823 2019-05-20 Martin Liska <mliska@suse.cz>
825 * profile-count.h (enum profile_quality): Use capital letters
826 for enum value names. Use the adjusted names.
827 * profile-count.c: Use the adjusted names.
829 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
831 * config/rs6000/constraints.md (define_register_constraint "wH"):
833 (define_register_constraint "wI"): Delete.
834 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
835 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
836 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
837 (rs6000_init_hard_regno_mode_ok): Adjust.
838 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
839 resp. "d", or with "wa" as appropriate, all with "p8v".
840 * config/rs6000/vsx.md: Ditto.
841 * doc/md.texi (Machine Constraints): Adjust.
843 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
845 * config/rs6000/constraints.md (define_register_constraint "wy"):
847 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
848 RS6000_CONSTRAINT_wy.
849 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
850 (rs6000_init_hard_regno_mode_ok): Adjust.
851 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
852 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
853 (define_mode_attr Fisa): New.
854 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
855 * doc/md.texi (Machine Constraints): Adjust.
857 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
859 * config/rs6000/constraints.md (define_register_constraint "wu"):
861 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
862 RS6000_CONSTRAINT_wu.
863 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
864 (rs6000_init_hard_regno_mode_ok): Adjust.
865 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
867 (define_mode_attr Fa): Delete.
868 * config/rs6000/vsx.md: Ditto.
869 * doc/md.texi (Machine Constraints): Adjust.
871 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
873 * config/rs6000/constraints.md (define_register_constraint "wJ"):
875 (define_register_constraint "wK"): Delete.
876 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
877 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
878 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
879 (rs6000_init_hard_regno_mode_ok): Adjust.
880 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
881 Replace "wK" constraint by "wH" with "p9v".
882 * config/rs6000/vsx.md: Ditto.
883 * doc/md.texi (Machine Constraints): Adjust.
885 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
887 * config/rs6000/constraints.md (define_register_constraint "wb"):
889 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
890 RS6000_CONSTRAINT_wb.
891 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
892 (rs6000_init_hard_regno_mode_ok): Adjust.
893 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
894 * config/rs6000/vsx.md: Ditto.
895 * doc/md.texi (Machine Constraints): Adjust.
897 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
899 * config/rs6000/constraints.md (define_register_constraint "wo"):
901 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
902 RS6000_CONSTRAINT_wo.
903 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
904 (rs6000_init_hard_regno_mode_ok): Adjust.
905 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
906 * config/rs6000/altivec.md: Ditto.
907 * doc/md.texi (Machine Constraints): Adjust.
909 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
911 * config/darwin-c.c (darwin_register_objc_includes): Do not
912 prepend the sysroot when building gnu-runtime header search
915 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
917 * config/darwin.c (darwin_file_end): Use switch_to_section ()
918 instead of direct output of the asm.
920 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
922 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
923 argument to be type bool (was int before).
924 (rs6000_emit_epilogue): Simplify some code. Declare some variables
925 at first use. Use type bool for some variables. Fix a theoretical
926 eh_return bug for svr4.
928 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
930 * config/rs6000/rs6000.md (isa): New attribute.
931 (enabled): New attribute.
933 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
935 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
936 assemble_start_function and assemble_end_function.
938 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
941 * omp-general.c (oacc_verify_routine_clauses): Change formal
942 parameters. Add checking if already marked with an OpenACC
943 'routine' directive. Adjust all users.
946 * omp-general.c (oacc_build_routine_dims): Move some of its
948 (oacc_verify_routine_clauses): ... this new function.
949 * omp-general.h (oacc_verify_routine_clauses): New prototype.
951 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
953 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
954 formating of picbase labels to match other ports.
956 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
958 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
959 in the generated code.
961 2019-05-16 Martin Sebor <msebor@redhat.com>
963 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
964 identifiers, keywords, operators, and types in diagnostics. Correct
965 quoting, spelling, and sentence capitalization issues.
966 (expand_builtin_atomic_is_lock_free): Same.
967 (fold_builtin_next_arg): Same.
968 * cfgexpand.c (expand_one_var): Same.
969 (tree_conflicts_with_clobbers_p): Same.
970 (expand_asm_stmt): Same.
971 (verify_loop_structure): Same.
972 * cgraphunit.c (process_function_and_variable_attributes): Same.
973 * collect-utils.c (collect_execute): Same.
974 * collect2.c (maybe_run_lto_and_relink): Same.
975 (is_lto_object_file): Same.
976 (scan_prog_file): Same.
977 * convert.c (convert_to_real_1): Same.
978 * dwarf2out.c (dwarf2out_begin_prologue): Same.
979 * except.c (verify_eh_tree): Same.
980 * gcc.c (execute): Same.
981 (eval_spec_function): Same.
983 (driver::set_up_specs): Same.
984 (compare_debug_auxbase_opt_spec_function): Same.
985 * gcov-tool.c (unlink_gcda_file): Same.
988 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
989 * gimplify.c (gimplify_asm_expr): Same.
990 (gimplify_adjust_omp_clauses): Same.
991 * hsa-gen.c (gen_hsa_addr_insns): Same.
992 (gen_hsa_insns_for_load): Same.
993 (gen_hsa_cmp_insn_from_gimple): Same.
994 (gen_hsa_insns_for_operation_assignment): Same.
995 (gen_get_level): Same.
996 (gen_hsa_alloca): Same.
997 (omp_simple_builtin::generate): Same.
998 (gen_hsa_atomic_for_builtin): Same.
999 (gen_hsa_insns_for_call): Same.
1000 * input.c (dump_location_info): Same.
1001 * ipa-devirt.c (compare_virtual_tables): Same.
1002 * ira.c (ira_setup_eliminable_regset): Same.
1003 * lra-assigns.c (lra_assign): Same.
1004 * lra-constraints.c (lra_constraints): Same.
1005 * lto-streamer-in.c (lto_input_mode_table): Same.
1006 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
1007 (merge_and_complain): Same.
1008 (compile_offload_image): Same.
1009 (compile_images_for_offload_targets): Same.
1010 (debug_objcopy): Same.
1013 * opts.c (print_specific_help): Same.
1014 (parse_no_sanitize_attribute): Same.
1016 (handle_param): Same.
1017 * plugin.c (add_new_plugin): Same.
1018 (parse_plugin_arg_opt): Same.
1019 (try_init_one_plugin): Same.
1020 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
1021 operators, and types in diagnostics. Correct quoting and spelling
1023 * read-rtl-function.c (parse_edge_flag_token): Same.
1024 (function_reader::parse_enum_value): Same.
1025 * reg-stack.c (check_asm_stack_operands): Same.
1026 * regcprop.c (validate_value_data): Same.
1027 * sched-rgn.c (make_pass_sched_fusion): Same.
1028 * stmt.c (check_unique_operand_names): Same.
1029 * targhooks.c (default_target_option_pragma_parse): Same.
1030 * tlink.c (recompile_files): Same.
1031 * toplev.c (process_options): Same.
1033 * trans-mem.c (diagnose_tm_1): Same.
1034 (ipa_tm_scan_irr_block): Same.
1035 (ipa_tm_diagnose_transaction): Same.
1036 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
1037 format a tree code name in a diagnostic.
1038 (verify_types_in_gimple_min_lval): Same.
1039 (verify_types_in_gimple_reference): Same.
1040 (verify_gimple_call): Same.
1041 (verify_gimple_assign_unary): Same.
1042 (verify_gimple_assign_binary): Same.
1043 (verify_gimple_assign_ternary): Same.
1044 (verify_gimple_assign_single): Same.
1045 (verify_gimple_switch): Same.
1046 (verify_gimple_label): Same.
1047 (verify_gimple_phi): Same.
1048 (verify_gimple_in_seq): Same.
1049 (verify_eh_throw_stmt_node): Same.
1050 (collect_subblocks): Same.
1051 (gimple_verify_flow_info): Same.
1052 (do_warn_unused_result): Same.
1053 * tree-inline.c (expand_call_inline): Same.
1054 * tree-into-ssa.c (update_ssa): Same.
1055 * tree.c (tree_int_cst_elt_check_failed): Same.
1056 (tree_vec_elt_check_failed): Same.
1057 (omp_clause_operand_check_failed): Same.
1058 (verify_type_variant): Same.
1059 (verify_type): Same.
1060 * value-prof.c (verify_histograms): Same.
1061 * varasm.c (assemble_start_function): Same.
1063 2019-05-16 Martin Sebor <msebor@redhat.com>
1065 * config/i386/i386-expand.c (get_element_number): Quote keywords
1066 and other internal names in diagnostics. Adjust other diagnostic
1067 formatting issues noted by -Wformat-diag.
1068 * config/i386/i386-features.c
1069 (ix86_mangle_function_version_assembler_name): Same.
1070 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
1071 * config/i386/i386.c (ix86_function_type_abi): Same.
1072 (ix86_function_ms_hook_prologue): Same.
1073 (classify_argument): Same.
1074 (ix86_expand_prologue): Same.
1075 (ix86_md_asm_adjust): Same.
1076 (ix86_memmodel_check): Same.
1078 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
1080 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
1081 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
1084 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
1087 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
1088 intrinsics without SSE/SSE2/SSSE3.
1089 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
1091 (*mmx_uavgv8qi3): Likewise.
1093 2019-05-17 Richard Biener <rguenther@suse.de>
1095 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
1096 VEC_PERM_EXPR as __VEC_PERM with -gimple.
1098 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
1100 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
1101 vec_sldw insn pattern.
1103 2019-05-17 Richard Biener <rguenther@suse.de>
1105 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
1107 2019-05-17 Martin Liska <mliska@suse.cz>
1110 * toplev.c (output_stack_usage): With LTO and sanitizer it
1111 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
1112 has no file location.
1114 2019-05-16 Jakub Jelinek <jakub@redhat.com>
1117 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
1118 sz0 is equal to sz1, instead return false in that case.
1120 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
1121 has non-constant expression, force sctx.lane and use two
1122 argument IFN_GOMP_SIMD_LANE instead of single argument.
1123 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
1124 two argument IFN_GOMP_SIMD_LANE without lhs.
1125 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
1127 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
1129 (LOOP_REQUIRES_VERSIONING): Or in
1130 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
1131 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
1133 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
1134 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
1135 from simd if clause if needed.
1137 2019-05-16 Richard Biener <rguenther@suse.de>
1139 * tree-affine.c (expr_to_aff_combination): New function split
1141 (tree_to_aff_combination): ... here.
1142 (aff_combination_expand): Avoid building a GENERIC tree.
1144 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
1146 * cgraphunit.c (cgraph_node::expand_thunk): Remove
1147 assemble_start_function and assemble_end_function calls.
1148 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
1149 assemble_start_function and assemble_end_function.
1150 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
1151 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
1152 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
1153 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
1154 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
1155 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
1156 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
1157 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
1158 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1159 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1160 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1161 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
1163 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1164 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
1165 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
1166 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
1167 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1168 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1169 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
1170 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
1171 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1172 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1173 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1174 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1175 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
1176 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
1178 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1179 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1180 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
1182 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
1184 * tree-ssa-alias.c (alias_stats): Add
1185 aliasing_component_refs_p_may_alias and
1186 aliasing_component_refs_p_no_alias.
1187 (dump_alias_stats): Print aliasing_component_refs_p stats.
1188 (aliasing_component_refs_p): Update stats.
1190 2019-05-16 Martin Liska <mliska@suse.cz>
1193 * multiple_target.c (expand_target_clones): Do not allow
1194 target_clones being used with a symbol that is an alias.
1196 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
1198 PR tree-optimization/90394
1199 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
1200 positives rather than ICE for cases where (code2 == NE_EXPR
1201 && code1 == BIT_AND_EXPR).
1203 2019-05-16 Jakub Jelinek <jakub@redhat.com>
1206 * tree-core.h (struct tree_decl_common): Document
1207 decl_nonshareable_flag for PARM_DECLs.
1208 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
1209 * calls.c (expand_call): Don't try tail call if caller
1210 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
1211 passed on the stack and callee needs to pass any arguments on the
1213 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
1214 else if instead of series of mutually exclusive ifs. Handle
1215 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
1216 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1218 * lto-streamer.h (LTO_major_version): Bump to 9.
1220 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
1222 PR tree-optimization/90106
1223 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
1224 new parameter as new internal function call, also move it to new
1226 (use_internal_fn): Pass internal function call to
1227 shrink_wrap_one_built_in_call_with_conds.
1229 2019-05-15 Jakub Jelinek <jakub@redhat.com>
1231 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
1233 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
1234 safelen_int and set loop->dont_vectorize.
1236 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1239 * config/i386/i386-builtin.def: Enable MMX intrinsics with
1241 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
1243 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
1244 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
1245 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
1248 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1251 * config/i386/mmx.md (*vec_dupv2sf): Changed to
1252 define_insn_and_split to support SSE emulation.
1253 (*vec_extractv2sf_0): Likewise.
1254 (*vec_extractv2sf_1): Likewise.
1255 (*vec_extractv2si_0): Likewise.
1256 (*vec_extractv2si_1): Likewise.
1257 (*vec_extractv2si_zext_mem): Likewise.
1258 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
1259 (vec_extractv2sf_1 splitter): Likewise.
1260 (vec_extractv2sfsf): Likewise.
1261 (vec_setv2si): Likewise.
1262 (vec_extractv2si_1 splitter): Likewise.
1263 (vec_extractv2sisi): Likewise.
1264 (vec_setv4hi): Likewise.
1265 (vec_extractv4hihi): Likewise.
1266 (vec_setv8qi): Likewise.
1267 (vec_extractv8qiqi): Likewise.
1268 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
1269 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
1270 (vec_extractv2sisi): Likewise.
1271 (vec_extractv4hihi): Likewise.
1272 (vec_extractv8qiqi): Likewise.
1273 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
1274 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
1275 (vec_initv2sisi): Likewise.
1276 (vec_initv4hihi): Likewise.
1277 (vec_initv8qiqi): Likewise.
1278 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
1279 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
1280 (vec_setv4hi): Likewise.
1281 (vec_setv8qi): Likewise.
1283 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1286 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
1287 TARGET_MMX_WITH_SSE.
1288 (MMXMODE:*mov<mode>_internal): Likewise.
1289 (MMXMODE:movmisalign<mode>): Likewise.
1291 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
1294 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
1295 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
1296 (sse2_cvtpd2pi): Ditto.
1297 (sse2_cvttpd2pi): Ditto.
1298 (*vec_concatv2sf_sse4_1): Ditto.
1299 (*vec_concatv2sf_sse): Ditto.
1300 (*vec_concatv2si_sse4_1): Ditto.
1301 (*vec_concatv2si): Ditto.
1302 (*vec_concatv4si_0): Ditto.
1303 (*vec_concatv2di_0): Ditto.
1305 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1308 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
1310 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1313 * config/i386/sse.md (ssse3_palignrdi): Changed to
1314 define_insn_and_split to support SSE emulation.
1316 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1319 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
1321 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1324 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
1325 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
1328 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1331 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
1332 or TARGET_MMX_WITH_SSE.
1333 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
1335 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1338 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
1340 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1343 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
1344 Changed to define_insn_and_split to support SSE emulation.
1346 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1349 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
1350 Changed to define_insn_and_split to support SSE emulation.
1352 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1355 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
1356 (*mmx_<emms>): This.
1357 (mmx_<emms>): New expander.
1359 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1362 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
1364 (*sse2_umulv1siv1di3): Add SSE2 emulation.
1366 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1369 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
1371 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1374 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
1376 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1379 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
1380 TARGET_MMX_WITH_SSE.
1381 (*mmx_uavgv4hi3): Add SSE emulation.
1383 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1386 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
1387 and TARGET_MMX_WITH_SSE.
1388 (*mmx_uavgv8qi3): Add SSE emulation.
1390 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1393 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
1394 maskmovdqu for __MMX_WITH_SSE__.
1396 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1399 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
1400 TARGET_MMX and TARGET_MMX_WITH_SSE.
1401 (*mmx_umulv4hi3_highpart): Add SSE emulation.
1403 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1406 * config/i386/mmx.md (mmx_pmovmskb): Changed to
1407 define_insn_and_split to support SSE emulation.
1409 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1412 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
1413 and TARGET_MMX_WITH_SSE.
1414 (mmx_<code>v8qi3): Likewise.
1415 (smaxmin:<code>v4hi3): New.
1416 (umaxmin:<code>v8qi3): Likewise.
1417 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
1418 (umaxmin:*mmx_<code>v8qi3): Likewise.
1420 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1423 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
1424 TARGET_MMX_WITH_SSE.
1425 (*mmx_pinsrw): Add SSE emulation.
1427 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1430 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
1432 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1435 * config/i386/sse.md (sse_cvtpi2ps): Changed to
1436 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
1439 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1442 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
1443 (sse_cvttps2pi): Likewise.
1445 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1448 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
1449 TARGET_MMX_WITH_SSE.
1450 (mmx_pshufw_1): Add SSE emulation.
1451 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
1452 TARGET_MMX_WITH_SSE to support SSE emulation.
1454 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1457 * config/i386/constraints.md (Yw): New constraint.
1458 * config/i386/mmx.md (*vec_dupv2si): Changed to
1459 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
1460 support SSE emulation.
1462 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1465 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
1466 TARGET_MMX_WITH_SSE.
1467 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
1469 (mmx_gt<mode>3): Likewise.
1471 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1474 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
1475 TARGET_MMX_WITH_SSE. Add SSE support.
1477 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1480 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
1481 TARGET_MMX_WITH_SSE.
1482 (any_logic:<code><mode>3): New.
1483 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
1486 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1489 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
1490 TARGET_MMX_WITH_SSE. Add SSE emulation.
1491 (mmx_<shift_insn><mode>3): Likewise.
1493 (<shift_insn><mode>3): Likewise.
1495 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1498 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
1499 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
1501 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1504 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
1505 TARGET_MMX_WITH_SSE.
1506 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
1509 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1512 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
1513 TARGET_MMX_WITH_SSE.
1515 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
1518 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1521 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
1522 (plusminus:mmx_<plusminus_insn><mode>3): Check
1523 TARGET_MMX_WITH_SSE.
1524 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
1525 (<plusminus_insn><mode>3): New.
1526 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
1527 (*mmx_<plusminus_insn><mode>3): Likewise.
1529 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1532 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
1533 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
1535 * config/i386/mmx.m (mmx_punpckhbw): Changed to
1536 define_insn_and_split to support SSE emulation.
1537 (mmx_punpcklbw): Likewise.
1538 (mmx_punpckhwd): Likewise.
1539 (mmx_punpcklwd): Likewise.
1540 (mmx_punpckhdq): Likewise.
1541 (mmx_punpckldq): Likewise.
1543 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1544 Uros Bizjak <ubizjak@gmail.com>
1547 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
1549 (ix86_split_mmx_pack): Likewise.
1550 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
1552 (ix86_split_mmx_pack): Likewise.
1553 * config/i386/i386.md (mmx_isa): New.
1554 (enabled): Also check mmx_isa.
1555 * config/i386/mmx.md (any_s_truncate): New code iterator.
1556 (s_trunsuffix): New code attr.
1557 (mmx_packsswb): Removed.
1558 (mmx_packssdw): Likewise.
1559 (mmx_packuswb): Likewise.
1560 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
1561 MMX packsswb/packuswb with SSE2.
1562 (mmx_packssdw): Likewise.
1563 * config/i386/predicates.md (register_mmxmem_operand): New.
1565 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1568 * config/i386/i386-c.c (ix86_target_macros_internal): Define
1569 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
1570 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
1571 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
1572 (ix86_vector_mode_supported_p): Likewise.
1573 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
1575 2019-05-15 Martin Liska <mliska@suse.cz>
1578 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
1581 2019-05-15 Richard Biener <rguenther@suse.de>
1583 * tree-into-ssa.c (pass_build_ssa::execute): Run
1584 update_address_taken before going into SSA.
1586 2019-05-15 Richard Biener <rguenther@suse.de>
1588 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
1589 as __BIT_FIELD_REF with type with -gimple.
1591 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
1593 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
1594 semantically equivalent branches (left over after prior refactorings).
1596 2019-05-15 Richard Biener <rguenther@suse.de>
1598 PR tree-optimization/88828
1599 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
1602 2019-05-14 Richard Biener <rguenther@suse.de>
1604 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
1605 as __VIEW_CONVERT with -gimple.
1607 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
1610 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
1613 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
1615 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
1616 define_split to become a define_insn_and_split.
1618 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
1620 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
1622 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
1623 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
1624 (sibcall_epilogue): Adjust.
1627 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1629 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
1630 to unsupported ones.
1631 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
1632 * config.host: Likewise.
1633 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
1634 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
1635 __svr4__]: Remove "brand" fallback.
1636 [!KSTAT_DATA_STRING]: Remove.
1637 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
1639 (comdat_group): Likewise.
1640 (set_have_as_tls): Likewise.
1641 (gcc_cv_target_dl_iterate_phdr): Likewise.
1642 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
1643 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
1644 * configure: Regenerate.
1645 * doc/install.texi: Simplify Solaris target triplets.
1646 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
1647 (Specific, *-*-solaris2*): Document Solaris 10 removal.
1648 Remove Solaris 10 references.
1649 Remove obsolete Solaris bug reference.
1650 (Specific, sparc-sun-solaris2.10): Remove.
1652 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
1654 * config/i386/i386.md (any_div): New code iterator.
1655 (paired_mod): New code attribute.
1656 (sgnprefix): Handle DIV and UDIV RTXes.
1658 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
1659 and udivmod<mode>4 patterns using any_div code iterator.
1660 (divmod splitters): Macroize splitters using any_div code iterator.
1661 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
1662 (*udivmodsi4_pow2_zext_2): Ditto.
1663 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
1664 and *udivmod<mode>4_noext patterns using any_div code iterator.
1665 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
1666 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
1667 patterns using any_div code iterator.
1668 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
1669 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
1670 patterns using any_div code iterator.
1671 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
1672 udivmodhiqi3 patterns using any_extend code iterator.
1674 2019-05-14 Richard Biener <rguenther@suse.de>
1675 H.J. Lu <hongjiu.lu@intel.com>
1677 PR tree-optimization/88828
1678 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
1679 permuting in a single non-constant element not extracted
1682 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
1684 * internal-fn.def (SIGNBIT): New.
1685 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
1687 (signbitv4sf2): Likewise.
1689 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
1692 * config/mips/mips.c (mips_split_move): Skip forward SRC into
1693 next insn when the SRC reg is dead.
1695 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
1697 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
1698 (alloc_cand_and_find_basis): Ditto.
1699 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
1700 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
1701 (create_add_imm_cand, slsr_process_cast): Ditto.
1702 (slsr_process_copy, replace_mult_candidate): Ditto.
1703 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
1704 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
1705 (pass_strength_reduction::execute): Init the first NULL element.
1707 2019-05-13 Nathan Sidwell <nathan@acm.org>
1709 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
1710 (run_attempt): Reformat line break.
1712 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
1715 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
1716 data registers in sibcall epilogues.
1717 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
1719 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
1722 * configure.ac (--enable-frame-pointer):
1723 Disable by default for cygwin and mingw.
1724 * configure: Regenerate.
1726 2019-05-13 Nathan Sidwell <nathan@acm.org>
1728 * dwarf2out.c (breakout_comdat_types): Move comment to correct
1730 (const_ok_for_output_1): Balance parens around #if/#else/#endif
1731 (gen_member_die): Move abstract origin check earlier. Only VARs
1732 can be static_inline_p. Simplify splicing control flow.
1734 2019-05-13 Richard Biener <rguenther@suse.de>
1736 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
1738 (vect_build_slp_tree_1): Likewise.
1740 2019-05-13 Richard Biener <rguenther@suse.de>
1742 PR tree-optimization/90402
1743 * tree-if-conv.c (tree_if_conversion): Value number only
1744 the loop body by making the latch an exit of the region
1746 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
1748 (do_rpo_vn): Deal with multiple edges into the entry block
1749 that are not backedges inside the region by skipping PHIs
1752 2019-05-13 Richard Biener <rguenther@suse.de>
1754 PR tree-optimization/90316
1755 * tree-ssa-pre.c (insert_aux): Fold into ...
1756 (insert): ... this function. Use a RPO walk to reduce the
1757 number of required iterations.
1759 2019-05-13 Martin Liska <mliska@suse.cz>
1761 PR tree-optimization/90416
1762 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
1763 string instead of passing the second part as va_arg argument.
1765 2019-05-13 Martin Liska <mliska@suse.cz>
1767 PR gcov-profile/90380
1768 * gcov.c (handle_cycle): Do not support zero cycle count,
1769 it should not be possible.
1770 (path_contains_zero_cycle_arc): New function.
1771 (circuit): Ignore zero cycle arc counts.
1773 2019-05-13 Martin Liska <mliska@suse.cz>
1775 PR gcov-profile/90380
1776 * gcov.c (enum loop_type): Remove the enum and
1778 (handle_cycle): Assert that we should not reach
1780 (circuit): Use loop_found instead of a tri-state loop_type.
1781 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
1784 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
1787 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
1788 (ix86_output_indirect_branch_via_reg): Use output mechanism
1789 accounting for __USER_LABEL_PREFIX__.
1790 (ix86_output_indirect_branch_via_push): Likewise.
1791 (ix86_output_function_return): Likewise.
1792 (ix86_output_indirect_function_return): Likewise.
1794 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
1796 * doc/md.texi: Document use of code attributes in rtx patterns.
1797 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
1798 * read-rtl.c (find_code): Split out search loops into...
1799 (maybe_find_code): ...this new function.
1800 (check_code_iterator): Make the error message more informative.
1801 (check_code_attribute): New function.
1802 (rtx_reader::rtx_alloc_for_name): Likewise.
1803 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
1804 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
1805 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
1806 <max_opp> directly as an rtx code instead of via a match_operator.
1807 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
1808 (<su>abd<mode>_3): Update accordingly.
1810 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
1812 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
1813 is given, print the state of the EH "save world" computation for
1816 2019-05-11 Jakub Jelinek <jakub@redhat.com>
1819 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
1820 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
1822 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
1824 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
1825 Use pinsrd for TARGET_SSE4_1.
1826 * config/i386/sse.md (movdi_to_sse): Ditto.
1828 2019-05-10 Richard Biener <rguenther@suse.de>
1830 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
1831 (do_rpo_vn): Initialize next_value_id.
1833 2019-05-10 Martin Liska <mliska@suse.cz>
1835 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
1838 2019-05-10 Jakub Jelinek <jakub@redhat.com>
1840 PR tree-optimization/90385
1841 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
1842 arguments of the exit phis.
1845 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
1846 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
1848 (copy_tree_body_r): Likewise.
1849 (copy_fn): Set id.do_not_fold to true.
1851 2019-05-10 Martin Liska <mliska@suse.cz>
1853 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
1854 Reapply changes from r269790.
1856 2019-05-10 Martin Liska <mliska@suse.cz>
1859 * doc/invoke.texi: New params.
1860 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
1861 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
1862 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
1864 * tree-switch-conversion.h (struct jump_table_cluster):
1867 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
1869 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
1871 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
1873 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
1875 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
1877 PR rtl-optimization/88879
1878 * sel-sched.c (sel_target_adjust_priority): Remove assert.
1880 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
1883 * config/arm/arm.c (callee_saved_reg_p): Move before
1884 thumb_find_work_register.
1885 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
1886 thumb_find_work_register. Only call df_get_live_out once.
1887 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
1888 (thumb_find_work_register): Use
1889 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
1890 algorithms to locate a spare call clobbered reg.
1892 2019-05-09 Martin Liska <mliska@suse.cz>
1894 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
1895 and MAX_EXPR in GIMPLE FE format.
1897 2019-05-09 Martin Liska <mliska@suse.cz>
1899 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
1900 * gimple-pretty-print.c (dump_gimple_bb_header):
1902 (pp_cfg_jump): Dump edge probability.
1903 * profile-count.c (profile_quality_as_string): Simplify
1904 with a static array.
1905 (parse_profile_quality): New function.
1906 (profile_count::dump): Simplify with a static array.
1907 (profile_count::from_gcov_type): Add new argument.
1908 * profile-count.h (parse_profile_quality): Likewise.
1909 * predict.h (set_hot_bb_threshold): New.
1910 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
1912 * predict.c (get_hot_bb_threshold): Set from the new param.
1913 (set_hot_bb_threshold): New.
1915 2019-05-09 Richard Biener <rguenther@suse.de>
1917 PR tree-optimization/90395
1918 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
1919 rewrite vector stores that throw internally.
1921 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
1923 * cif-code.def (CHKP): Remove.
1926 * configure.ac (--enable-frame-pointer): Disable by default for
1928 * configure: Regenerate.
1930 2019-05-09 Alan Modra <amodra@gmail.com>
1933 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
1934 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
1935 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
1936 cost for general <-> vsx when direct moves are available.
1937 Cost union classes at minimal cost for any reg in the class.
1938 Correct calculation for moves between vsx, float, and altivec.
1939 Don't return a low cost for moves between special regs. Don't
1940 use hard coded register numbers.
1941 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
1942 (rs6000_ira_change_pseudo_allocno_class): New function.
1943 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
1944 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
1946 (movsi_internal1): Don't disparage vector alternatives.
1947 (mov<mode>_internal): Likewise, excepting alternative that
1949 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
1950 we <- b alternative.
1952 2019-05-08 Jakub Jelinek <jakub@redhat.com>
1955 PR tree-optimization/89060
1956 * tree-ssa-live.h (live_vars_map): New typedef.
1957 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
1958 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
1959 (struct compute_live_vars_data): New type.
1960 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
1961 live_vars_at_stmt, destroy_live_vars): New functions.
1962 * tree-tailcall.c: Include tree-ssa-live.h.
1963 (live_vars, live_vars_vec): New global variables.
1964 (find_tail_calls): Perform variable life analysis before punting.
1965 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
1966 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
1968 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
1969 Perform variable life analysis to select variables that really need
1971 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
1972 instead set id->eh_landing_pad_dest and assert it is the same.
1973 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
1975 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
1976 Richard Earnshaw <rearnsha@arm.com>
1979 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
1981 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
1982 (thumb1_compute_save_core_reg_mask): Don't force a spare work
1983 register if both the epilogue and prologue can use call-clobbered
1985 (thumb1_unexpanded_epilogue): Use
1986 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
1987 picking temporaries for restoring high regs to match that of the
1988 prologue where possible.
1989 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
1990 the list of work registers. Detect if the return address is still live
1991 at the end of the prologue and avoid using it for a work register if so.
1992 If the return address is not live, add LR to the list of pushable regs
1993 after the first pass.
1995 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
1997 PR tree-optimization/90078
1998 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
1999 (INFTY): Increase the value for infinite cost.
2000 (struct comp_cost): Promote type of members to int64_t.
2001 (infinite_cost): Don't set complexity in initialization.
2002 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
2003 overflows to infinite_cost.
2004 (adjust_setup_cost): Promote type of parameter and cost computation
2006 (struct ainc_cost_data, struct iv_ca): Promote type of member to
2008 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
2009 cost computation to int64_t.
2010 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
2011 int64_t's format specifier in dump.
2013 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2015 PR tree-optimization/90240
2016 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
2017 with respect to scaling factor pre-computed for each basic block.
2018 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
2019 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
2020 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
2021 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
2022 live range for array of loop's basic blocks. Cleanup aux field of
2023 loop's basic blocks.
2025 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2027 PR tree-optimization/90356
2028 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
2030 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
2032 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
2033 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
2034 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
2035 (ix86_handle_option): Handle -mavx512bf16.
2036 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
2038 * config/i386/avx512bf16vlintrin.h: New.
2039 * config/i386/avx512bf16intrin.h: New.
2040 * config/i386/cpuid.h (bit_AVX512BF16): New.
2041 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
2042 * config/i386/i386-builtin-types.def: Add new types.
2043 * config/i386/i386-builtin.def: Add new builtins.
2044 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2046 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
2047 (ix86_option_override_internal): Handle BF16.
2048 (ix86_valid_target_attribute_inner_p): Ditto.
2049 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
2050 * config/i386/i386-builtin.c (enum processor_features): Add
2052 (static const _isa_names_table isa_names_table): Ditto.
2053 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
2054 (PTA_AVX512BF16): Ditto.
2055 * config/i386/i386.opt: Add -mavx512bf16.
2056 * config/i386/immintrin.h: Include avx512bf16intrin.h
2057 and avx512bf16vlintrin.h.
2058 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
2059 avx512f_cvtneps2bf16_<mode><mask_name>,
2060 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
2061 * config/i386/subst.md (mask_half): Add new subst.
2062 * doc/invoke.texi: Document -mavx512bf16.
2064 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
2066 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
2068 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
2069 (rs6000_debug_legitimize_reload_address): Delete.
2070 (rs6000_legitimize_reload_address_ptr): Delete.
2071 (rs6000_option_override_internal): Adjust.
2072 (mem_operand_gpr): Adjust comment.
2073 (legitimate_lo_sum_address_p): Ditto.
2074 (rs6000_legitimize_reload_address): Delete.
2075 (rs6000_debug_legitimize_reload_address): Delete.
2076 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
2078 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
2081 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2082 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
2083 to compute vector element selector for both constant and variable
2086 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2088 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
2089 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
2090 ashrdi3_cvt using SWI48 mode iterator.
2092 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2094 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
2095 (aarch64_<su>abd<mode>_3): Likewise.
2096 (*aarch64_<su>abd<mode>_3): New define_insn.
2097 (<sur>sad<vsi2qi>): New define_expand.
2098 * config/aarch64/iterators.md: Added MAX_OPP attribute.
2099 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
2100 (build_vect_cond_expr): Likewise.
2102 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2104 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
2105 clobbers outside of accessible_reg_set.
2106 * config/i386/i386.c (ix86_conditional_register_usage):
2107 Disable register sets by clearing corresponding bits in
2108 accessible_reg_set. Do not set corresponding bits in fixed_regs,
2109 call_used_regs and don't clear corresponding reg_names array members.
2111 2019-05-07 Richard Biener <rguenther@suse.de>
2113 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
2114 not specified still compute a comp_vectype for invariant
2117 2019-05-07 Richard Biener <rguenther@suse.de>
2119 PR tree-optimization/90316
2120 * tree-ssa-pre.c (translate_vuse_through_block): When
2121 same_valid is NULL do not bother to search for a virtual
2123 (phi_translate_1): When operands changed we cannot keep
2124 the same value-number so do not bother to ask whether
2125 that's possible from translate_vuse_through_block.
2127 2019-05-07 Martin Liska <mliska@suse.cz>
2129 * bitmap.c (bitmap_register): Come up with
2130 alloc_descriptor_max_uid and assign it for
2132 (register_overhead): Use get_descriptor as
2134 (release_overhead): New.
2135 (bitmap_elem_to_freelist): Call it.
2136 (bitmap_elt_clear_from): Likewise.
2137 (bitmap_obstack_free): Likewise.
2138 (bitmap_move): Sensitively release memory.
2139 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
2140 (bitmap_initialize): Initialize alloc_descriptor to zero.
2141 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
2143 2019-05-07 Richard Biener <rguenther@suse.de>
2145 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
2146 we build a SLP node. Remove max_size and limiting.
2147 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
2149 2019-05-07 Richard Biener <rguenther@suse.de>
2151 PR tree-optimization/90316
2152 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
2154 (walk_non_aliased_vuses): Take walking limit argument.
2155 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
2156 walking if it is reached instead of just counting.
2157 (get_continuation_for_phi): Likewise.
2158 (walk_non_aliased_vuses): Likewise, instead of leaving counter
2159 limiting to the callback.
2160 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
2161 (vn_reference_lookup_3): Likewise.
2162 (vn_reference_lookup_pieces): Likewise.
2163 (vn_reference_lookup): Likewise.
2164 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
2165 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
2166 (avail_exprs_stack::lookup_avail_expr): Likewise.
2168 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
2170 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
2171 for comparaible types in the second direction even if first one
2172 hits incomparable type.
2174 2019-05-07 Richard Biener <rguenther@suse.de>
2177 * lto-wrapper.c (debug_objcopy): Use the original filename
2178 including archive offset for the filename used for -save-temps.
2180 2019-05-07 Li Jia He <helijia@linux.ibm.com>
2182 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
2185 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2187 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
2188 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
2189 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
2190 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
2191 (FRAME_POINTER_REGNUM): Change numbering.
2192 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
2193 (alt_reg_names): Adjust.
2194 (rs6000_conditional_register_usage): Don't mark hard register 64 as
2196 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
2197 (DWARF_FRAME_REGISTERS): Delete.
2198 (DWARF2_FRAME_REG_OUT): Fix whitespace.
2199 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2201 (REG_ALLOC_ORDER): Adjust.
2202 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
2203 (REG_CLASS_CONTENTS): Adjust.
2204 (RETURN_ADDR_RTX): Change comment.
2205 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
2207 (REGISTER_NAMES): Adjust.
2208 (ADDITIONAL_REGISTER_NAMES): Adjust.
2209 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
2211 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2213 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
2215 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
2216 (DWARF_FRAME_REGISTERS): Adjust.
2217 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2219 (REG_ALLOC_ORDER): Adjust.
2220 (enum reg_class): Delete SPR_REGS.
2221 (REG_CLASS_NAMES): Delete SPR_REGS.
2222 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
2223 (REGISTER_NAMES): Adjust.
2224 (ADDITIONAL_REGISTER_NAMES): Adjust.
2225 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
2226 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
2227 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
2228 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
2229 (htm_spr_regno): Delete.
2230 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
2232 (rs6000_dbx_register_number): Adjust.
2234 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2236 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
2238 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2240 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
2241 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
2243 2019-05-06 Jakub Jelinek <jakub@redhat.com>
2245 PR tree-optimization/88709
2246 PR tree-optimization/90271
2247 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
2248 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
2249 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
2251 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
2252 of the store merging group is larger than
2253 PARAM_STORE_MERGING_MAX_SIZE parameter.
2254 (split_group): Add bzero_first argument. If set, always emit first
2255 the first store which must be = {} of the whole area and then for the
2256 rest of the stores consider all zero bytes as paddings.
2257 (imm_store_chain_info::output_merged_store): Check if first store
2258 is = {} of the whole area and if yes, determine which setting of
2259 bzero_first for split_group gives smaller number of stores. Adjust
2260 split_group callers.
2261 (lhs_valid_for_store_merging_p): Allow decls.
2262 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
2264 (pass_store_merging::process_store): Likewise.
2266 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
2269 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
2270 handling of V1TImode.
2272 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
2275 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
2276 and enable_frame_pointer ...
2277 * configure.ac: ... here. Update help strings for
2278 --enable-frame-pointer.
2279 * configure: Regenerate.
2280 * config/i386/i386-options.c (ix86_option_override_internal): Remove
2281 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
2282 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
2283 (USE_X86_64_FRAME_POINTER): Ditto.
2285 2019-05-06 Martin Liska <mliska@suse.cz>
2287 * config.gcc: Append to target_gtfiles and fix indentation.
2289 2019-05-06 Richard Biener <rguenther@suse.de>
2291 PR tree-optimization/90358
2292 * tree-vect-stmts.c (get_group_load_store_type): Properly
2293 detect unused upper half of load.
2294 (vectorizable_load): Likewise.
2296 2019-05-06 Richard Biener <rguenther@suse.de>
2298 PR tree-optimization/88828
2299 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
2300 (simplify_vector_constructor): ...here. Handle constants in
2303 2019-05-06 Richard Biener <rguenther@suse.de>
2305 PR tree-optimization/90328
2306 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
2307 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
2308 is valid in the loop nest before using it.
2309 (initialize_data_dependence_relation): Adjust.
2310 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
2311 loop as loop-nest to dr_may_alias_p.
2313 2019-05-06 Richard Biener <rguenther@suse.de>
2315 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
2317 2019-05-06 Richard Biener <rguenther@suse.de>
2319 PR tree-optimization/90316
2320 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
2321 compute target on demand.
2322 (get_continuation_for_phi): Remove code walking stmts to
2323 get to a target virtual operand which could end up being
2326 2019-05-06 Martin Liska <mliska@suse.cz>
2329 * config/i386/i386-options.c (ix86_option_override_internal): Error only
2330 when -mabi is selected to a non-default version.
2332 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
2333 Martin Liska <mliska@suse.cz>
2335 * Makefile.in: Add lto-dump.texi.
2336 * cgraph.h: Add new functions get_visibility_string and
2337 get_symtab_type_string.
2338 * doc/gcc.texi: Include lto-dump section.
2339 * doc/lto-dump.texi: New file.
2340 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
2341 (parse_dump_option): Factor out this function.
2342 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
2343 (parse_dump_option): Export the function.
2344 * symtab.c (symtab_node::get_visibility_string): New function.
2345 (symtab_node::get_symtab_type_string): Likewise.
2347 2019-05-06 Martin Liska <mliska@suse.cz>
2349 * config/i386/i386-builtins.c: New file.
2350 * config/i386/i386-builtins.h: New file.
2351 * config/i386/i386-expand.c: New file.
2352 * config/i386/i386-expand.h: New file.
2353 * config/i386/i386-features.c: New file.
2354 * config/i386/i386-features.h: New file.
2355 * config/i386/i386-options.c: New file.
2356 * config/i386/i386-options.h: New file.
2357 * config.gcc: Add new files into extra_objs and
2359 * config/i386/i386.c: Split content of the file
2360 into newly introduced files.
2361 * config/i386/i386.h: Declare common variables
2363 * config/i386/t-i386: Define dependencies for new files.
2365 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
2368 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
2369 Restrict 'all' variant to 32-bit configurations.
2370 (unaligned_loadhiu): Likewise.
2371 (unaligned_storehi): Likewise.
2372 (unaligned_storesi): Likewise.
2373 (unaligned_loadhis): Disable when compiling for thumb1.
2375 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
2377 PR tree-optimization/90269
2378 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
2381 2019-05-03 Martin Liska <mliska@suse.cz>
2383 * hash-map.h: Add is_empty function.
2384 * hash-set.h: Likewise.
2385 * hash-table.h: Likewise.
2386 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
2387 elements () == 0 (and similar usages).
2388 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
2389 * gimplify.c (gimplify_bind_expr): Likewise.
2390 (gimplify_switch_expr): Likewise.
2391 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
2392 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
2393 * postreload-gcse.c (dump_hash_table): Likewise.
2394 (gcse_after_reload_main): Likewise.
2395 * predict.c (combine_predictions_for_bb): Likewise.
2396 * tree-parloops.c (reduction_phi): Likewise.
2397 (separate_decls_in_region): Likewise.
2398 (transform_to_exit_first_loop): Likewise.
2399 (gen_parallel_loop): Likewise.
2400 (gather_scalar_reductions): Likewise.
2401 (try_create_reduction_list): Likewise.
2402 * var-tracking.c (dump_vars): Likewise.
2403 (emit_notes_for_changes): Likewise.
2404 (vt_emit_notes): Likewise.
2406 2019-05-03 Richard Biener <rguenther@suse.de>
2408 PR tree-optimization/90316
2409 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
2412 2019-05-03 Richard Biener <rguenther@suse.de>
2414 * tree-vect-stmts.c (get_group_load_store_type): Avoid
2415 peeling for gaps by loading only lower halves of vectors
2417 (vectorizable_load): Likewise.
2419 2019-05-03 Richard Biener <rguenther@suse.de>
2422 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
2424 2019-05-03 Richard Biener <rguenther@suse.de>
2427 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
2428 Handle STRING_CST vs DECL or STRING_CST.
2430 2019-05-03 Richard Biener <rguenther@suse.de>
2432 PR tree-optimization/88963
2433 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
2434 vector loads feeding only BIT_FIELD_REFs to component
2435 loads. Rewrite stores fed by CONSTRUCTORs to component
2438 2019-05-03 Jakub Jelinek <jakub@redhat.com>
2440 * opts.h (finish_options): Remove lang_mask argument.
2441 (print_help, help_option_argument): Declare.
2442 * opts.c (print_help): Remove forward declaration, no longer static.
2443 (finish_options): Remove lang_mask argument, don't call print_help
2445 * opts-global.c (decode_options): Adjust finish_option caller, call
2448 PR tree-optimization/90303
2449 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
2450 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
2452 2019-05-03 Richard Biener <rguenther@suse.de>
2454 PR tree-optimization/89698
2455 * gimple-fold.c (canonicalize_constructor_val): Early out
2456 for constants, handle unfolded INTEGER_CSTs as they appear in
2457 C++ virtual table ctors.
2459 2019-05-03 Richard Biener <rguenther@suse.de>
2461 * passes.c (execute_function_todo): Remove dead code.
2463 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
2465 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
2466 the internal register number, for any "real" register.
2468 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
2470 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
2471 correct numbers for TFHAR, TFIAR, TEXASR.
2473 2019-05-02 Richard Biener <rguenther@suse.de>
2475 PR tree-optimization/89653
2476 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
2477 update-address-taken before the pass.
2478 * passes.def (pass_tree_loop_init): Put comment before it.
2480 2019-05-02 Richard Biener <rguenther@suse.de>
2482 PR tree-optimization/89509
2483 * tree-ssa-structalias.c (compute_dependence_clique): Look
2484 at the first subvar when determining whether it is restrict.
2486 2019-05-02 Richard Biener <rguenther@suse.de>
2488 PR tree-optimization/90273
2489 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
2490 useless debug stmts.
2492 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2494 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
2496 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
2498 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
2499 VEC_COND_EXPR be inserted to emulate a conditional internal function.
2500 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
2501 (vectorizable_reduction): Use the functions above to vectorize in a
2502 fully masked loop codes that don't have a conditional internal
2505 2019-05-02 Martin Liska <mliska@suse.cz>
2507 * cgraphclones.c: Call valid_attribute_p with 1 for
2509 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
2510 it's for target attribute.
2511 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
2512 Add new boolean argument.
2513 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
2515 (ix86_valid_target_attribute_tree): Pass target_clone_attr
2516 to ix86_valid_target_attribute_inner_p.
2517 (ix86_valid_target_attribute_p): Pass flags argument to
2518 ix86_valid_target_attribute_inner_p.
2519 (get_builtin_code_for_version): Use 0 as it's target attribute.
2521 2019-05-02 Martin Liska <mliska@suse.cz>
2523 * gcc.c (process_command): Add dummy file only
2525 * opts-global.c (decode_options): Pass lang_mask.
2526 * opts.c (print_help): New function.
2527 (finish_options): Print --help if help_option_argument
2529 (common_handle_option): Factor out content of OPT__help_
2531 * opts.h (finish_options): Add new argument.
2533 2019-05-02 Martin Liska <mliska@suse.cz>
2536 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
2537 With -minline-all-stringops use inline expansion using 4B loop.
2538 * doc/invoke.texi: Document the change of
2539 -minline-all-stringops.
2541 2019-05-01 Jeff Law <law@redhat.com>
2543 PR tree-optimization/88797
2544 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
2545 PHI feeds a conditional on the RHS of an assignment.
2547 2019-04-30 Andrew Waterman <andrew@sifive.com>
2548 Jim Wilson <jimw@sifive.com>
2550 * config/riscv/constraints.md (L): New.
2551 * config/riscv/predicates.md (lui_operand): New.
2552 (sfb_alu_operand): New.
2553 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
2554 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
2555 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
2556 * config/riscv/risc.md (type): Add sfb_alu.
2557 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
2558 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
2559 (branch_zero<mode>): Delete.
2561 (mov<GPR:mode><X:mode>cc): Likewise.
2562 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
2564 2019-04-30 Nathan Sidwell <nathan@acm.org>
2566 * tree.h (MARK_TS_EXP): New.
2568 2019-04-30 Martin Liska <mliska@suse.cz>
2570 * opts.c (enable_warning_as_error): Provide hints
2571 for unknown options.
2573 2019-04-30 Martin Liska <mliska@suse.cz>
2576 * doc/invoke.texi: Add missing dash for gas-locview-support
2577 and gno-as-locview-support.
2579 2019-04-30 Jakub Jelinek <jakub@redhat.com>
2582 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
2583 whitespace at the start of target attribute string.
2585 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2588 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
2589 Define __ARM_FEATURE_ATOMICS.
2591 2019-04-30 Martin Liska <mliska@suse.cz>
2593 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
2594 into built_in_function enum. Remove code for endp == 2 and
2595 use BUILT_IN_* constants.
2596 (gimple_fold_builtin): Call the function with fcode.
2598 2019-04-30 Martin Liska <mliska@suse.cz>
2600 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
2601 DECL_FUNCTION_CODE into ix86_builtins enum before
2602 the switch statement.
2604 2019-04-30 Jakub Jelinek <jakub@redhat.com>
2606 PR tree-optimization/89475
2607 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
2610 2019-04-30 Martin Liska <mliska@suse.cz>
2612 PR translation/90274
2613 * opts.c (print_filtered_help): Wrap string in _(...).
2615 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
2617 PR tree-optimization/90240
2619 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
2621 PR tree-optimization/90078
2622 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
2623 checks for infinite_cost overflow.
2625 2019-04-29 Jeff Law <law@redhat.com>
2627 * passes.def: Move -Wrestrict pass after copy propagation.
2629 2019-04-29 Maya Rashish <coypu@sdf.org>
2631 * config.gcc (default_gnu_indirect_function): Default to yes
2632 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
2633 sparc*-*-netbsd*, x86_64-*-netbsd*.
2635 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
2637 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
2638 where cond2 is NE_EXPR.
2639 (is_value_included_in): Update comment.
2641 2019-04-29 Richard Biener <rguenther@suse.de>
2643 PR tree-optimization/90278
2644 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
2645 EH on comparison simplification.
2647 2019-04-29 Jason Merrill <jason@redhat.com>
2649 PR c++/82081 - tail call optimization breaks noexcept
2650 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
2651 nothrow function to a might-throw function into a tail call.
2653 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
2655 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
2656 (DDR_INNER_LOOP): Likewise.
2657 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
2658 (initialize_data_dependence_relation): Likewise.
2659 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
2661 2019-04-29 Jakub Jelinek <jakub@redhat.com>
2663 PR rtl-optimization/90257
2664 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
2668 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
2672 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
2675 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
2678 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
2680 * lra-spills.c (lra_final_code_change): Remove useless move insns.
2682 2019-04-29 Richard Biener <rguenther@suse.de>
2684 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
2687 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
2689 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
2690 varasm.h, and netbsd-protos.h.
2692 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
2695 * config/i386/i386-protos.h (ix86_data_alignment): Change
2696 the second argument type to unsigned int.
2697 * config/i386/i386.c (ix86_data_alignment): Change "align"
2698 argument type to unsigned int.
2700 2019-04-27 Martin Liska <mliska@suse.cz>
2703 * opt-suggestions.c (option_proposer::build_option_suggestions):
2704 When get_valid_option_values returns empty values, add the
2705 misspelling candidate.
2707 2019-04-26 Jim Wilson <jimw@sifive.com>
2709 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
2711 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
2712 Pass orig_mode to riscv_build_integer.
2713 (riscv_split_integer): Pass mode to riscv_move_integer.
2714 (riscv_legitimize_const_move): Likewise.
2715 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
2716 promoted_mode. Replace force_reg call with code to load constant into
2717 promoted reg and then subreg it for the store.
2718 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
2721 2018-04-26 Eugene Sharygin <eush@ispras.ru>
2723 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
2726 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
2728 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
2729 commentary about the encoding of precision.
2731 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
2733 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
2734 * config/i386/t-freebsd64: New file.
2735 * config.gcc: Add the t-freebsd64 for multilib support.
2737 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
2739 * doc/extend.texi (vector_size): Add missing comma after @xref.
2741 2019-04-25 Jakub Jelinek <jakub@redhat.com>
2743 * BASE-VER: Set to 10.0.0.
2745 2019-04-25 Richard Biener <rguenther@suse.de>
2748 * gimplify.c (gimplify_expr): Avoid turning a lvalue
2749 VIEW_CONVERT_EXPR into one operating on an rvalue.
2751 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
2754 * config/i386/i386.c (feature_priority): Moved to file scope.
2755 (processor_features): Likewise.
2756 (processor_model): Likewise.
2757 (_arch_names_table): Likewise.
2758 (arch_names_table): Likewise.
2759 (_feature_list): Removed.
2760 (feature_list): Likewise.
2761 (_isa_names_table): Moved to file scope. Add priority.
2762 (isa_names_table): Likewise.
2763 (get_builtin_code_for_version): Replace feature_list with
2764 isa_names_table. Update error message for P_ZERO priority.
2766 2019-04-25 Richard Biener <rguenther@suse.de>
2768 * tree-pass.h (make_pass_phi_only_cprop): Remove.
2769 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
2771 2019-04-24 Jeff Law <law@redhat.com>
2773 PR tree-optimization/90037
2774 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
2775 * passes.def: Replace all instance of phi-only cprop with the
2776 lattice propagator. Move propagation pass from after erroneous
2777 path isolation to before erroneous path isolation.
2778 * tree-ssa-phionlycprop.c: Remove.
2780 2019-04-24 Richard Biener <rguenther@suse.de>
2783 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
2784 by size and BITS_PER_UNIT on poly-wide-ints.
2786 2019-04-25 Richard Biener <rguenther@suse.de>
2789 * match.pd: Add pattern to simplify view-conversion of an
2792 2019-04-24 Clement Chigot <clement.chigot@atos.net>
2794 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
2795 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
2796 for Go on 32 bit AIX.
2797 * config/rs6000/aix72.h: Likewise.
2799 2019-04-24 Jakub Jelinek <jakub@redhat.com>
2802 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
2803 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
2805 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
2808 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
2809 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
2810 for restored hard frame pointer.
2811 (s390_sched_dependencies_evaluation): Implement new target hook.
2812 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
2814 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
2816 * config/arc/arc-options.def: Fix typos and spelling mistakes.
2817 * config/arc/arc.c (arc_init): Cleanup warning message.
2818 (arc_override_options): Likewise.
2820 2019-04-24 Jakub Jelinek <jakub@redhat.com>
2823 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
2824 a register if both if_true and if_false are MEMs.
2826 PR tree-optimization/90208
2827 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
2828 after labels of new_bb, not before them.
2830 PR tree-optimization/90211
2831 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
2832 which are not SSA_NAMEs.
2834 2018-04-23 Sudakshina Das <sudi.das@arm.com>
2836 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
2838 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
2840 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
2842 PR rtl-optimization/87979
2843 * modulo-sched.c (sms_schedule): Start ii value "mii" should
2846 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
2848 PR rtl-optimization/84032
2849 * modulo-sched.c (ps_insn_find_column): Change condition so that
2850 branch will always be the last insn in a row inside partial
2853 2019-04-23 Richard Biener <rguenther@suse.de>
2856 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
2857 dest_single_pred_p argument.
2858 (remove_forwarder_block): Adjust.
2859 (remove_forwarder_block_with_phi): Likewise.
2861 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2862 Bernd Edlinger <bernd.edlinger@hotmail.de>
2863 Jakub Jelinek <jakub@redhat.com>
2866 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
2867 if used with general-regs-only.
2868 (arm_conditional_register_usage): Don't add non-general regs if
2870 (arm_valid_target_attribute_rec): Handle general-regs-only.
2871 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
2873 (TARGET_HARD_FLOAT_SUB): Define.
2874 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
2875 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
2876 (TARGET_REALLY_IWMMXT2): Likewise.
2877 * config/arm/arm.opt: Add -mgeneral-regs-only.
2878 * doc/extend.texi: Document ARM general-regs-only target.
2879 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
2881 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
2883 PR tree-optimization/90078
2884 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
2885 checks for infinite_cost overflow.
2887 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
2889 PR tree-optimization/90021
2890 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
2891 and check univariate against it.
2892 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
2893 * tree-data-ref.c (add_other_self_distances): Pass new argument.
2895 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
2899 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
2902 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
2905 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
2907 * lra-spills.c (lra_final_code_change): Remove useless move insns.
2909 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
2911 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
2912 names using operand format, rather than hard-wired.
2913 (speculation_barrier): Likewise.
2915 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
2917 PR tree-optimization/88055
2918 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
2919 (gen_one_condition): Use it if !HONOR_NANS.
2921 2019-04-19 Jakub Jelinek <jakub@redhat.com>
2924 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
2925 assign_temp instead of gen_reg_rtx.
2927 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
2929 PR translation/90118
2930 * config/aarch64/aarch64.c (aarch64_override_options_internal):
2931 Add missing space before %<.
2933 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
2935 PR rtl-optimization/87871
2936 * ira-lives.c (make_object_dead): Don't add conflicts to
2937 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
2939 2019-04-18 Martin Sebor <msebor@redhat.com>
2942 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
2943 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
2944 assuming type size fits in SHWI.
2946 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
2949 * ipa-inline.c (flatten_function): New parameter UPDATE.
2950 (ipa_inline, early_inliner): Use it.
2952 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
2954 * fold-const.c (int_const_binop): Return early on failure.
2956 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
2959 * combine.c (force_int_to_mode): Cast the argument rather than
2960 the result of known_alignment.
2961 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
2963 2019-04-18 Richard Biener <rguenther@suse.de>
2966 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
2968 (remove_forwarder_block): ... here.
2969 (remove_forwarder_block_with_phi): Also move debug stmts here.
2971 2019-04-18 Jakub Jelinek <jakub@redhat.com>
2973 PR translation/79183
2974 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
2975 inform where appropriate.
2977 2019-04-18 Richard Biener <rguenther@suse.de>
2979 * tree.c (get_qualified_type): Put found type variants at the
2980 head of the variant list.
2982 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
2984 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
2986 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
2989 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
2990 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
2991 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
2992 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
2993 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
2995 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
2997 * ira-conflicts.c (print_allocno_conflicts): Always print something,
2998 even for allocno's with no conflicts.
2999 (print_conflicts): Print an extra newline.
3001 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3003 * auto-inc-dec.c (attempt_change): Set the alignment of the
3004 temporary memory to that of the original.
3006 2019-04-17 Joao Moreira <jmoreira@suse.de>
3008 * targhooks.c (default_print_patchable_function_entry): Emit
3009 __patchable_function_entries section with writable flags to allow
3010 relocation resolution.
3012 2019-04-17 Jonny Grant <jg@jguk.org>
3014 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
3016 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3019 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
3022 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
3024 * config/arc/arc.c (arc_init): Format diagnostic string.
3025 (arc_override_options): Likewise.
3026 (check_if_valid_regno_const): Likewise.
3027 (arc_reorg): Likewise.
3029 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3032 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
3034 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
3036 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
3037 (*movdi_update1): Use Pmode.
3038 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
3039 (movdi_<mode>_update_stack): Rename to ...
3040 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
3042 (*movsi_update1): Use Pmode.
3043 (*movsi_update2): Use Pmode.
3044 (movsi_update): Rename to ...
3045 (movsi_<mode>_update): ... this. Use Pmode.
3046 (movsi_update_stack): Fix condition.
3047 (*movhi_update1): Use Pmode. Fix argument to
3048 avoiding_indexed_address_p.
3049 (*movhi_update2): Ditto.
3050 (*movhi_update3): Ditto.
3051 (*movhi_update4): Ditto.
3052 (*movqi_update1): Ditto.
3053 (*movqi_update2): Ditto.
3054 (*movqi_update3): Ditto.
3055 (*movsf_update1, *movdf_update1): Merge, rename to...
3056 (*mov<mode>_update1): This. Use Pmode. Fix argument to
3057 avoiding_indexed_address_p. Add "size" attribute.
3058 (*movsf_update2, *movdf_update2): Merge, rename to...
3059 (*mov<mode>_update2): This. Ditto.
3060 (*movsf_update3): Use Pmode. Fix argument to
3061 avoiding_indexed_address_p.
3062 (*movsf_update4): Ditto.
3063 (allocate_stack): Simplify condition. Adjust pattern names.
3065 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3068 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
3069 whitespace at the start of target attribute string.
3071 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
3074 * config/rs6000/power9.md: Add store forwarding bypass.
3076 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
3079 * valtrack.c (dead_debug_insert_temp): Reset debug references
3080 to the return value of a call being removed.
3082 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3084 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
3085 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
3086 implement target hook.
3087 (arc_memory_move_cost): New function.
3088 (TARGET_REGISTER_MOVE_COST): Define.
3089 (TARGET_MEMORY_MOVE_COST): Likewise.
3090 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
3091 (MEMORY_MOVE_COST): Likewise.
3093 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3095 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
3096 (sibcall_value_insn): Likewise.
3097 * config/arc/constraints.md (Rs5): Remove.
3099 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3101 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
3102 for last two fake registers.
3103 (arc_conditional_register_usage): Make sure fake frame and arg
3104 pointer regs are in general regs class.
3105 (FRAME_POINTER_MASK): Remove.
3106 (RETURN_ADDR_MASK): Remove.
3107 (arc_must_save_register): Use hard frame regnum.
3108 (frame_restore_reg): Use hard_frame_pointer_rtx.
3109 (arc_save_callee_saves): Likewise.
3110 (arc_restore_callee_saves): Likewise.
3111 (arc_save_callee_enter): Likewise.
3112 (arc_restore_callee_leave): Likewise.
3113 (arc_save_callee_milli): Likewise.
3114 (arc_eh_return_address_location): Likewise.
3115 (arc_check_multi): Use hard frame regnum.
3116 (arc_can_eliminate): Likewise.
3117 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
3118 for register allocator.
3119 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
3120 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
3121 (FRAME_POINTER_REGNUM): Change it to a fake register.
3122 (HARD_FRAME_POINTER_REGNUM): Defined.
3123 (ARG_POINTER_REGNUM): Change it to a new fake register.
3124 (ELIMINABLE_REGS): Update.
3125 (REGISTER_NAMES): Update names.
3126 * config/arc/arc.md (LP_START): Remove.
3128 (shift_si3_loop): Update pattern.
3130 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3132 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
3133 to avoid delay slot scheduling.
3134 (arc_must_save_register): Don't save SP.
3135 * config/arc/arc.md (stack_tie): Remove.
3136 (UNSPEC_ARC_STKTIE): Likewise.
3138 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
3139 Shiva Chen <shiva0217@gmail.com>
3141 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
3142 code gen with large shift amount.
3144 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
3146 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
3149 2019-04-16 Jakub Jelinek <jakub@redhat.com>
3152 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
3153 print -m64/-mx32/-m32 if it is true.
3154 (ix86_debug_options, ix86_function_specific_print): Pass true as
3155 ADD_ABI_P to ix86_target_string.
3156 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
3157 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
3158 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
3160 PR rtl-optimization/90082
3161 * dce.c (can_delete_call): New function.
3162 (deletable_insn_p, mark_insn): Use it.
3164 PR tree-optimization/90090
3165 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
3167 (is_division_by_square): Likewise. Formatting fix.
3169 2019-04-16 Richard Biener <rguenther@suse.de>
3171 PR tree-optimization/56049
3172 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
3173 equality check if alias-set zero will prevail.
3175 2019-04-15 Jeff Law <law@redhat.com>
3177 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
3178 size and alignment as unsigned.
3180 2019-04-15 Richard Biener <rguenther@suse.de>
3183 * tree-loop-distribution.c (destroy_loop): Preserve correct
3186 2019-04-15 Richard Biener <rguenther@suse.de>
3188 PR tree-optimization/90071
3189 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
3190 abnormal operands from def stmts.
3192 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
3194 PR rtl-optimization/89794
3195 * combine.c (count_auto_inc): New function.
3196 (try_combine): Count how many auto_inc expressions there were in the
3197 original instructions. Ensure we have the same number in the new
3198 instructions. Remove the code that tried to ensure auto_inc side
3199 effects on i1 and i0 are not lost.
3201 2019-04-15 Richard Biener <rguenther@suse.de>
3204 * tree.h (auto_var_p): Declare.
3205 * tree.c (auto_var_p): New function, split out from ...
3206 (auto_var_in_fn_p): ... here.
3207 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
3209 (new_var_info): Initialize it.
3210 (set_uids_in_ptset): Also set the shadow variable uid if required.
3211 (ipa_pta_execute): Postprocess points-to solutions assigning
3212 shadow variable uids for locals that may reach their containing
3213 function recursively.
3214 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
3215 assert but instead check whether the points-to solution is
3218 2019-04-15 Martin Jambor <mjambor@suse.cz>
3221 * cgraph.c (clone_of_p): Loop over clone chain for each step in
3224 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
3226 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
3228 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
3229 Kito Cheng <kito.cheng@gmail.com>
3230 Shiva Chen <shiva0217@gmail.com>
3232 * config/nds32/nds32-md-auxiliary.c
3233 (nds32_legitimize_pic_address): Use new PIC pattern.
3234 (nds32_legitimize_tls_address): Use new TLS pattern.
3235 (nds32_output_symrel): New.
3236 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
3237 (nds32_alloc_relax_group_id): Ditto.
3238 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
3239 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
3241 (nds32_group_tls_insn): Ditto.
3242 (nds32_group_float_insns): Ditto.
3243 * config/nds32/nds32.md (tls_le): New.
3246 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
3248 * configure: Add nds32 target for dwarf2 debug_line checking.
3249 * configure.ac: Regenerated.
3251 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
3254 * ipa-devirt.c (skip_in_fields_list_p): New.
3255 (odr_types_equivalent_p): Use it.
3257 2019-04-13 Jakub Jelinek <jakub@redhat.com>
3260 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
3261 instead of strncmp when checking for thumb and arm. Formatting fixes.
3263 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
3265 * doc/install.texi: Document --with-target-system-zlib.
3267 2019-04-12 Martin Sebor <msebor@redhat.com>
3273 * targhooks.c (default_vector_alignment): Avoid assuming
3274 argument fits in SHWI.
3275 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
3277 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
3279 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3281 PR rtl-optimization/89965
3282 * dce.c: Include rtl-iter.h.
3283 (struct check_argument_load_data): New type.
3284 (check_argument_load): New function.
3285 (find_call_stack_args): Check for loads from stack slots still tracked
3286 in sp_bytes and punt if any is found.
3288 * config/mips/loongson-mmiintrin.h: Fix up #error message.
3290 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
3292 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
3293 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
3295 2019-04-12 Martin Liska <mliska@suse.cz>
3298 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
3300 (separate_attrs): Handle multiple 'default's.
3301 (expand_target_clones): Rework error handling code.
3303 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
3306 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
3307 mode of vector rather than mode of destination for move instruction.
3308 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
3309 Use QI inner mode with V16QI vector mode.
3311 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3314 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
3315 "invalid %%t operand" in output_operand_lossage message.
3317 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
3319 * config/s390/predicates.md (permute_pattern_operand): New
3321 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
3322 operand for the permute pattern.
3323 ("*vec_perm<mode>"): New insn definition.
3324 ("bswap<mode>"): Generate the permute pattern operand in the
3325 expander and perform the operand reloads for pre arch13 level
3327 ("*bswap<mode>_emu"): Rename to ...
3328 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
3329 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
3330 Add the USE operand for the permute pattern.
3331 ("*vec_set_bswap_vec<mode>"): Likewise.
3333 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3336 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
3337 and gcc_unreachable if it fails, just call tree_to_uhwi which
3338 verifies that too. Test TREE_CHAIN instead of list_length > 1.
3339 Start warning message with a lower-case letter. Formatting fixes.
3341 PR rtl-optimization/90026
3342 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
3343 successors, look for BARRIERs inside of the whole BB_FOOTER chain
3344 rather than just at the start of it. If e->src BB_FOOTER is not NULL
3345 in cfglayout mode, use emit_barrier_after_bb.
3347 2018-04-11 Steve Ellcey <sellcey@marvell.com>
3349 PR rtl-optimization/87763
3350 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
3353 2019-04-11 Tom de Vries <tdevries@suse.de>
3355 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
3356 max macro using statement expression.
3358 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
3360 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
3361 * xcoffout.c (xcoff_private_rodata_section_name): Define.
3362 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
3363 read_only_private_data_section using xcoff_private_rodata_section_name.
3364 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
3366 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
3369 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
3371 2019-04-11 Jakub Jelinek <jakub@redhat.com>
3373 PR rtl-optimization/89965
3374 * dce.c (sp_based_mem_offset): New function.
3375 (find_call_stack_args): Use sp_based_mem_offset.
3377 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
3379 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
3381 2019-04-11 Richard Biener <rguenther@suse.de>
3383 PR tree-optimization/90020
3384 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
3385 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
3386 * tree-ssa-pre.c (compute_avail): Use it to not put
3387 possibly trapping references after a call that might not
3388 return into EXP_GEN.
3389 * gcse.c (compute_hash_table_work): Do not elide
3390 marking a block containing a call if the call might not
3393 2019-04-11 Richard Biener <rguenther@suse.de>
3395 PR tree-optimization/90018
3396 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
3397 Test both SLP and interleaving variants.
3399 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
3401 * config/s390/8561.md: New file.
3402 * config/s390/driver-native.c (s390_host_detect_local_cpu):
3403 Add arch13 cpu model.
3404 * config/s390/s390-opts.h (enum processor_type): Likewise.
3405 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
3406 (s390_get_unit_mask): Likewise.
3407 (s390_is_fpd): Likewise.
3408 (s390_is_fxd): Likewise.
3409 * config/s390/s390.h (s390_tune_attr): Likewise.
3410 * config/s390/s390.md: Include arch13 pipeline description.
3411 * config/s390/s390.opt: Add arch13.
3413 2018-04-10 Steve Ellcey <sellcey@marvell.com>
3415 PR rtl-optimization/87763
3416 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
3418 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
3420 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
3422 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
3423 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
3424 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
3425 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
3427 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
3429 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
3430 "Although" in -fipa-icf documentation.
3432 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
3433 of using multiple -g options.
3435 2019-04-10 Martin Liska <mliska@suse.cz>
3437 PR gcov-profile/89959
3438 * doc/gcov.texi: Make documentation of -x option
3441 2019-04-10 Richard Biener <rguenther@suse.de>
3443 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
3445 (DR_GROUP_SAME_DR_STMT): Remove.
3446 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
3447 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
3448 replace with assert.
3449 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
3450 (vect_record_grouped_load_vectors): Remove unreachable code.
3452 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
3455 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
3456 obsolete reference to N.
3458 2019-04-10 Jakub Jelinek <jakub@redhat.com>
3461 * expr.c (store_expr): Set properly size on the MEM passed to
3465 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
3466 with strlen in between hostsz-3 and hostsz-1 inclusive when no
3467 translation is needed, and when translation is needed, only append
3468 ... if the string length is hostsz or more bytes long. Avoid using
3471 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
3474 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
3475 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
3477 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
3478 differences directly.
3479 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
3481 2019-04-09 Jakub Jelinek <jakub@redhat.com>
3483 PR translation/90011
3484 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
3486 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
3488 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
3489 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
3490 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
3491 trailing space from -gsplit-dwarf diagnostics.
3493 PR tree-optimization/89998
3494 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
3495 instead of integer_type_node if possible, don't add ranges if return
3496 type is not compatible with int.
3497 * gimple-fold.c (gimple_fold_builtin_sprintf,
3498 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
3501 2019-04-09 Martin Liska <mliska@suse.cz>
3503 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
3504 * doc/install.texi: Document the new config.
3506 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
3508 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
3509 use gimple_expr_type for load and store calls. Skip over the
3510 condition argument in a conditional internal function.
3511 Protect use of TREE_INT_CST_LOW.
3513 2019-04-09 Jakub Jelinek <jakub@redhat.com>
3516 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
3517 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
3518 trailing period from it too.
3520 2019-04-08 wu yuan <wuyuan5@huawei.com>
3522 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
3523 * config/aarch64/aarch64.md : Add "tsv110.md"
3524 * config/aarch64/tsv110.md: New file.
3526 2019-04-08 Richard Biener <rguenther@suse.de>
3528 PR tree-optimization/90006
3529 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
3532 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
3535 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
3537 (fma_root_node): Likewise.
3538 (func_fma_steering): Likewise.
3540 2019-04-08 Jakub Jelinek <jakub@redhat.com>
3542 PR rtl-optimization/89865
3543 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
3545 PR rtl-optimization/89865
3546 * config/i386/i386.md
3547 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
3548 numbers not to clash with the additional operands[4].
3549 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
3550 with extra register copy in the middle.
3552 2019-04-08 Martin Liska <mliska@suse.cz>
3554 PR gcov-profile/89961
3555 * doc/gcov.texi: Document data_file.
3556 * gcov.c (generate_results): Add data_info into JSON output.
3558 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
3560 PR tree-optimization/89725
3561 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
3562 loop's chrec as invariant symbol.
3563 * tree-chrec.h (chrec_contains_symbols): New parameter.
3564 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
3565 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
3566 function of loops not in DDR's loop_nest.
3567 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
3569 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
3572 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
3575 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
3578 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
3579 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
3581 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
3583 * sched-deps.c (sched_macro_fuse_insns): Check return value of
3584 targetm.fixed_condition_code_regs.
3586 2019-04-05 Richard Biener <rguenther@suse.de>
3590 * tree-cfgcleanup.c (remove_forwarder_block): Always move
3591 debug bind stmts but reset them if they are not valid at the
3594 2019-04-05 Martin Liska <mliska@suse.cz>
3596 PR translation/89936
3597 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
3598 order to wrap keywords or arguments.
3599 * collect2.c (main): Likewise.
3600 (scan_prog_file): Likewise.
3601 (scan_libraries): Likewise.
3602 * common/config/riscv/riscv-common.c
3603 (riscv_subset_list::parsing_subset_version): Likewise.
3604 (riscv_subset_list::parse_std_ext): Likewise.
3605 * config/aarch64/aarch64.c (aarch64_override_options_internal):
3607 * config/arm/arm.c (arm_option_override): Likewise.
3608 * config/cris/cris.c (cris_print_operand): Likewise.
3609 * config/darwin-c.c (darwin_pragma_options): Likewise.
3610 (darwin_pragma_unused): Likewise.
3611 (darwin_pragma_ms_struct): Likewise.
3612 * config/ft32/ft32.c (ft32_print_operand): Likewise.
3613 * config/i386/i386.c (print_reg): Likewise.
3614 (ix86_print_operand): Likewise.
3615 * config/i386/xm-djgpp.h: Likewise.
3616 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
3617 * config/m32c/m32c.c (m32c_option_override): Likewise.
3618 * config/msp430/msp430.c (msp430_option_override): Likewise.
3619 * config/nds32/nds32.c (nds32_option_override): Likewise.
3620 * config/nvptx/mkoffload.c (main): Likewise.
3621 * config/rx/rx.c (rx_print_operand): Likewise.
3622 (valid_psw_flag): Likewise.
3623 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
3624 (vms_pragma_nomember_alignment): Likewise.
3625 (vms_pragma_extern_model): Likewise.
3626 * lto-wrapper.c (compile_offload_image): Likewise.
3627 * omp-offload.c (oacc_parse_default_dims): Likewise.
3628 * symtab.c (symtab_node::verify_base): Likewise.
3629 * tlink.c (recompile_files): Likewise.
3630 (start_tweaking): Likewise.
3631 * tree-profile.c (parse_profile_filter): Likewise.
3633 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
3635 PR tree-optimization/89956
3636 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
3637 multiple negates of the same value.
3639 2019-04-04 Martin Sebor <msebor@redhat.com>
3643 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
3644 have the same precision since the function crashes otherwise.
3645 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
3646 has non-zero arguments.
3648 2019-04-04 Martin Sebor <msebor@redhat.com>
3651 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
3652 out if the number of arguments is less than expected.
3654 2019-04-04 Jeff Law <law@redhat.com>
3656 PR rtl-optimization/89399
3657 * ree.c (combine_set_extension): Use single_set rather than
3658 digging into PATTERN for items on the candidate list.
3659 (combine_reaching_defs): Likewise.
3661 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
3663 PR rtl-optimization/46590
3664 * loop-invariant.c (find_defs): Move df_remove_problem and
3665 df_process_deferred_rescans to move_invariants.
3666 Move df_live_add_problem and df_live_set_all_dirty calls
3668 (move_invariants): Likewise.
3669 (move_loop_invariants): Likewise, making the df_live calls
3670 conditional on -O. Remove the problem again if we added it
3673 2019-04-03 qing zhao <qing.zhao@oracle.com>
3675 PR tree-optimization/89730
3676 * ipa-inline.c (can_inline_edge_p): Delete the checking for
3677 -flive-patching=inline-only-static.
3678 (can_inline_edge_by_limits_p): Add the checking for
3679 -flive-patching=inline-only-static and grant always_inline
3680 even when -flive-patching=inline-only-static is specified.
3682 2019-04-03 Jeff Law <law@redhat.com>
3684 PR rtl-optimization/81025
3685 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
3687 2019-04-03 Richard Biener <rguenther@suse.de>
3689 PR tree-optimization/84101
3690 * tree-vect-stmts.c: Include explow.h for hard_function_value,
3691 regs.h for hard_regno_nregs.
3692 (cfun_returns): New helper.
3693 (vect_model_store_cost): When vectorizing a store to a decl
3694 we return and the function ABI returns in a multi-reg location
3695 account for the possible spilling that will happen.
3697 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
3699 * config/s390/s390.c (s390_legitimate_address_p): Reject long
3700 displacement addresses for vector mode operands.
3702 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
3704 * config/arc/arc.c (GMASK_LEN): Define.
3705 (arc_restore_callee_saves): Restore first blink when
3708 2019-04-03 Sudakshina Das <sudi.das@arm.com>
3710 * doc/extend.texi: Add deprecated comment on sign-return-address
3711 function attribute and add mbranch-protection.
3712 * doc/invoke.texi: Add bti to the options for mbranch-protection.
3714 2019-04-03 Richard Biener <rguenther@suse.de>
3717 * lto-wrapper.c (run_gcc): Avoid implicit rules making
3718 the all target phony.
3720 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
3724 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
3725 Return false for variable DImode shifts.
3726 (dimode_scalar_chain::compute_convert_gain): Do not handle
3727 register count operand in variable DImode shifts.
3728 (dimode_scalar_chain::make_vector_copies): Remove support to copy
3729 count argument of a variable shift instruction to a vector register.
3730 (dimode_scalar_chain::convert_reg): Remove support to convert
3731 count argument of a variable shift instruction.
3733 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
3735 PR rtl-optimization/84206
3736 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
3737 iterating over loop headers.
3739 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
3741 PR rtl-optimization/85876
3742 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
3743 beyond the original fence.
3745 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
3747 * config.gcc: Mark spu* targets as deprecated/obsolete.
3749 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3751 * config/s390/s390-builtin-types.def: New builtin function type
3752 definitions. Remove unused types.
3753 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
3754 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
3755 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
3756 overloaded builtins.
3757 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
3758 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
3759 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
3760 (vec_double, vec_signed, vec_unsigned): Define to use the new
3761 overloaded builtins.
3762 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
3765 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3767 * config/s390/s390-builtin-types.def: New builtin function type
3769 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
3770 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
3771 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
3772 (s390_vstrszh, s390_vstrszf): New low-level builtins.
3773 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
3774 constant definitions.
3775 * config/s390/vecintrin.h (vec_search_string_cc)
3776 (vec_search_string_until_zero_cc): New builtin name definitions.
3777 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
3779 ("vec_vstrs<mode>"): New insn definition.
3781 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3783 * config/s390/s390-builtin-types.def: Add new builtin function
3785 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
3786 New overloaded builtins.
3787 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
3789 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
3790 (UNSPEC_VEC_SLDBYTE): ... this.
3791 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
3792 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
3794 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
3795 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
3796 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
3798 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3800 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
3801 New insn definition.
3802 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
3803 * config/s390/vector.md (V_HW_HSD): ... here.
3805 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3807 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
3808 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
3809 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
3810 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
3811 New insn definitions.
3813 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3815 * config/s390/s390-builtin-types.def: Add new builtin function type.
3816 * config/s390/s390-builtins.def: Add overloaded builtin
3817 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
3818 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
3819 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
3820 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
3821 ("eltswap<mode>"): New expander.
3822 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
3825 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3827 * config/s390/s390-builtin-types.def: Add new builtin function types.
3828 * config/s390/s390-builtins.def: Add overloaded builtin
3829 s390_vec_revb. Add low-level builtins for vlbr and vstbr
3831 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
3832 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
3833 ("bswap<mode>"): New expander.
3834 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
3836 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3838 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
3839 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
3840 vector builtin version number in __VEC__.
3842 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3844 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
3846 (SFSI): New mode attribute.
3847 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
3848 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
3850 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
3851 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
3852 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
3853 ("floatsi<mode>2"): Add wcefb instruction.
3855 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3857 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
3858 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
3860 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
3861 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
3862 support 32 bit fp-int conversions. Rename to ...
3863 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
3864 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
3865 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
3866 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
3869 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3871 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
3872 if-then-else constructs if we can use the select instruction.
3873 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
3875 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3877 * config/s390/s390.md ("*popcountdi_arch13_cc")
3878 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
3880 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
3881 Append _z196 to make it ...
3882 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
3883 ("popcounthi2_z196"): ... this.
3884 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
3885 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
3887 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3889 * config/s390/s390.c (s390_canonicalize_comparison): Convert
3890 certain compares for arch13 in order to make use of the condition
3891 code result produced by the new instructions.
3892 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
3893 nxrk, and nxgrk instruction patterns.
3894 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
3895 (inv_no): Add new code iterator together with some attributes.
3896 ("*andc_split_<mode>"): Disable splitter for arch13.
3897 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
3898 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
3899 ("*<ANDOR:bitops_name>c<GPR:mode>")
3900 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
3901 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
3902 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
3903 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
3905 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
3907 * common/config/s390/s390-common.c (processor_flags_table): New
3909 * config.gcc: Support arch13 with the --with-arch= configure flag.
3910 * config/s390/driver-native.c (s390_host_detect_local_cpu):
3911 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
3912 * config/s390/s390.c (s390_get_sched_attrmask)
3913 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
3914 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
3915 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
3916 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
3917 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
3919 * config/s390/s390.opt: Support arch13 as processor type in
3920 command line options.
3922 2019-04-02 Martin Liska <mliska@suse.cz>
3924 PR translation/89912
3925 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
3926 Fix param description of graphite-max-arrays-per-scop.
3928 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
3930 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
3931 (ASAN_CC1_SPEC): Use it in 64-bit mode.
3932 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
3934 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
3936 PR rtl-optimization/85412
3937 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
3938 sel_sched_region_1, not after.
3940 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
3942 PR rtl-optimization/86928
3943 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
3944 compute_live if necessary.
3945 (sel_redirect_edge_and_branch): Likewise.
3947 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
3949 PR rtl-optimization/89865
3950 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
3951 register if it is a part of small class.
3953 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
3955 PR rtl-optimization/87273
3956 * sel-sched-ir.c (merge_fences): Remove assert.
3958 2019-04-01 Richard Biener <rguenther@suse.de>
3960 PR tree-optimization/46590
3961 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
3962 (dom_walker::m_reachability): Add in place of...
3963 (dom_walker::m_skip_unreachable_blocks): ...this.
3964 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
3965 Move complex initialization ...
3966 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
3967 lazily and initialize edge flags on each invocation.
3968 (dom_walker::bb_reachable): Use m_reachability.
3970 2019-04-01 Martin Liska <mliska@suse.cz>
3973 * opt-suggestions.c (option_proposer::build_option_suggestions):
3974 Add variant without any argument in order to provide better
3977 2019-04-01 Richard Biener <rguenther@suse.de>
3980 * gimple.c: Include langhooks.h.
3981 (gimple_get_alias_set): Treat enumeral types as the underlying
3984 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
3985 Eric Botcazou <ebotcazou@adacore.com>
3987 PR rtl-optimization/89862
3988 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
3989 that operates on the full registers for WORD_REGISTER_OPERATIONS
3992 2019-03-29 Jim Wilson <jimw@sifive.com>
3994 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
3995 Clear MASK_RVC and then set if C subset supported.
3997 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4000 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
4001 non-addressable complit into its initializer if it is volatile.
4003 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
4005 * opts-common.c (integral_argument): Set errno properly in one case.
4007 2019-03-29 Martin Liska <mliska@suse.cz>
4009 * doc/invoke.texi: Remove -Wchkp from documentation.
4011 2019-03-29 Martin Liska <mliska@suse.cz>
4013 * dbgcnt.c (print_limit_reach): New function.
4016 2019-03-29 Martin Liska <mliska@suse.cz>
4018 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
4019 (dbg_cnt_process_opt): Parse first tokens aas
4020 dbg_cnt_process_single_pair is also using strtok.
4022 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4024 PR rtl-optimization/87485
4025 * function.c (expand_function_end): Move stack_protect_epilogue
4026 before loading of return value into hard register(s).
4028 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4031 * tree-inline.h (struct copy_body_data): Add
4032 dont_remap_vla_if_no_change flag.
4033 * tree-inline.c (remap_type_3, remap_type_2): New functions.
4034 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
4035 and remap_type_2 returns false.
4036 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
4037 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
4038 only from where it is copied to nested contexts.
4040 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4043 * config/i386/i386.md (RMW operation with LEA peephole):
4044 Use LEAMODE mode attribute instead of SWI mode iterator for
4047 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4050 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
4051 Also process XEXP (src, 0) of a shift insn.
4053 2019-03-28 David Malcolm <dmalcolm@redhat.com>
4056 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
4057 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
4059 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4061 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
4063 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
4064 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
4065 immediately after first one with df_analyze in between, but rather
4066 process all bbs, queueing ones that need second pass in a worklist,
4067 df_analyze, process queued debug insn changes and if second pass is
4068 needed, process bbs from worklist, df_analyze, process queued debug
4071 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
4072 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
4073 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
4075 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
4078 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
4081 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
4084 * config/i386/i386.c (ix86_function_value_1): Call the newly added
4085 function for 32-bit MS_ABI.
4086 (function_value_ms_32): New function.
4088 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
4090 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
4091 (movdi): Call gen_movdi_symbol_save_scc.
4092 (gen_movdi_symbol_save_scc): New insn and split.
4094 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
4096 PR rtl-optimization/89313
4097 * function.c (matching_constraint_num): New static function.
4098 (match_asm_constraints_1): Use it. Fixup white space and comment.
4099 Don't replace inputs with non-matching constraints which conflict
4100 with early clobber outputs.
4102 2019-03-27 Jeff Law <law@redhat.com>
4105 PR rtl-optimization/87761
4106 PR rtl-optimization/89826
4107 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
4109 (pass_cprop_hardreg::execute): Call df_analyze after adding the
4110 note problem to get REG_DEAD/REG_UNUSED notes updated.
4112 2019-03-27 Richard Biener <rguenther@suse.de>
4114 PR tree-optimization/89463
4115 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
4116 queue edges to remove.
4117 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
4118 dead stmts. Delay edge removal until PHIs are removed to
4119 make debug-stmt creation not confused by seemingly degenerate
4122 2019-03-27 Alan Modra <amodra@gmail.com>
4124 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
4126 * config/rs6000/darwin.h: Likewise.
4127 * config/rs6000/rs6000.c: Likewise.
4129 2019-03-27 Alan Modra <amodra@gmail.com>
4131 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
4132 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
4134 2019-03-26 Andrew Waterman <andrew@sifive.com>
4135 Jim Wilson <jimw@sifive.com>
4137 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
4138 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
4139 (generic_idivdi, generic_fmul_single, generic_fmul_double)
4140 (generic_fdiv, generic_fsqrt): Add check for generic tune.
4141 (generic_alu): Add auipc to type list.
4142 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
4143 (riscv_microarchitecture): Declare.
4144 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
4145 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
4147 (riscv_microarchitecture): New.
4148 (sifive_7_tune_info): New.
4149 (riscv_cpu_info_table): Add microarchitecture value for rocket and
4150 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
4152 (riscv_store_data_bypass_p): New.
4153 (riscv_option_override): Set riscv_microarchitecture from
4154 cpu->microarchitecture.
4155 * config/riscv/riscv.md: Include sifive-7.md.
4158 (auipc<mode>): Change type to auipc.
4159 (restore_stack_nonlocal): New.
4160 * config/riscv/sifive-7.md: New.
4161 * doc/invoke.texi (RISC-V Options): Update mtune docs.
4163 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
4166 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
4167 Also process XEXP (src, 0) of a shift insn.
4169 2019-03-26 Richard Biener <rguenther@suse.de>
4171 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
4172 (copy_debug_stmt): Likewise.
4173 (expand_call_inline): Likewise.
4174 (copy_bb): Avoid redundant lookup & set of gimple_block.
4175 * gimple-low.c (lower_gimple_return): Likewise.
4176 (lower_builtin_setjmp): Likewise.
4178 2019-03-26 Jakub Jelinek <jakub@redhat.com>
4180 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
4181 is constant 0, turn into static const data member initialized to false.
4182 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
4183 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
4185 2019-03-26 Jason Merrill <jason@redhat.com>
4186 Jakub Jelinek <jakub@redhat.com>
4188 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
4190 (mem_alloc_description::release_object_overhead): Fix comment typos.
4191 * hash-table.h (hash_table::~hash_table): Call
4192 release_instance_overhead only if m_entries is non-NULL, otherwise
4193 call unregister_descriptor.
4195 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
4197 PR tree-optimization/81740
4198 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4199 In case of outer loop vectorization, check for backward dependence
4200 at the inner loop if outer loop dependence is reversed.
4202 2019-03-26 Alan Modra <amodra@gmail.com>
4204 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
4205 rs6000_vector_mem init. Correct wI and wJ comment.
4207 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
4209 PR rtl-optimization/88347
4210 PR rtl-optimization/88423
4211 * sched-deps.c (sched_analyze_insn): Take into account that for
4212 tablejumps the barrier appears after a label and a jump_table_data.
4214 2019-03-25 Martin Sebor <msebor@redhat.com>
4217 * c-common.c (check_user_alignment): Rename local. Correct maximum
4218 alignment in diagnostic. Avoid assuming argument fits in SHWI,
4219 convert it to UHWI when it fits.
4221 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
4224 * dwarf2out.c (premark_used_variables): New function.
4225 (prune_unused_types_walk): Do not mark not premarked external
4227 (prune_unused_types): Call premark_used_variables.
4229 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
4231 PR rtl-optimization/89676
4232 * lra-constraints.c (curr_insn_transform): Do match reload for
4233 early clobbers when the match was successful only for different
4236 2019-03-25 Martin Sebor <msebor@redhat.com>
4238 * doc/extend.texi (Common Type Attributes): Document vector_size.
4239 (Common Variable Attributes): Mention size constraint. Correct
4241 (Vector Extensions): Use @dfn when defining bas type. Clarify
4242 base type and size constraints.
4244 2019-03-25 Richard Biener <rguenther@suse.de>
4246 PR tree-optimization/89789
4247 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
4248 changes from non-undefined back to undefined.
4250 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
4252 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
4253 heap string and a gc string, but since this variable is unknown to
4254 ggc the gc string might get reused and corrupted. Fixed by always
4255 using a heap string.
4257 2019-03-25 Richard Biener <rguenther@suse.de>
4259 PR tree-optimization/89779
4260 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
4261 to remove IV defs, delay actual removal.
4262 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
4263 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
4264 very end, properly also reset loop control IV information.
4266 2019-03-25 Richard Biener <rguenther@suse.de>
4268 PR tree-optimization/89802
4269 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
4270 move EH data to folded stmt.
4272 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
4274 * config/s390/s390-builtin-types.def: Remove few unused types and
4275 fix sort order for others.
4277 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
4279 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
4280 expected and found types with -mdebug during builtin matching.
4282 2019-03-25 Richard Biener <rguenther@suse.de>
4285 * fold-const.c (operand_equal_p): Revert last change with
4288 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
4290 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
4291 notes for the result of the __tls_get_addr calls.
4292 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
4294 2019-03-24 Jeff Law <law@redhat.com>
4296 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
4298 PR rtl-optimization/87761
4299 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
4300 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
4302 (pass_cprop_hardreg::execute): Add df note problem and defer insn
4303 rescans. Reprocess blocks as needed, calling df_analyze before
4304 reprocessing. Always call df_analyze before fixing up debug bind
4307 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
4309 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
4312 2019-03-22 Andrew Pinski <apinski@marvell.com>
4314 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
4315 attrribute for uxtw.
4317 2019-03-26 Jeff Law <law@redhat.com>
4319 PR rtl-optimization/87761
4320 * config/mips/mips-protos.h (mips_split_move): Add new argument.
4321 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
4322 (mips_split_move): Accept new INSN argument. Try to forward SRC
4323 into the next instruction.
4324 (mips_split_move_insn): Pass INSN through to mips_split_move.
4326 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
4328 PR rtl-optimization/89676
4329 * lra-constraints.c (curr_insn_transform): Do match reload for
4330 early clobbers even if the match was successful.
4332 2019-03-22 Jakub Jelinek <jakub@redhat.com>
4335 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
4337 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
4339 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
4341 2019-03-22 Jakub Jelinek <jakub@redhat.com>
4343 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
4344 <avx512>_fmsub_<mode>_mask3<round_name>,
4345 <avx512>_fnmadd_<mode>_mask3<round_name>,
4346 <avx512>_fnmsub_<mode>_mask3<round_name>,
4347 avx512f_vmfmadd_<mode>_mask3<round_name>,
4348 avx512f_vmfmsub_<mode>_mask3<round_name>,
4349 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
4350 instead of register_operand and %v instead of v for match_operand 1.
4351 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
4352 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
4353 <round_nimm_predicate> instead of register_operand and %v instead of v
4354 for match_operand 1.
4356 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
4357 <avx512>_fmadd_<mode>_mask3<round_name>,
4358 <avx512>_fmsub_<mode>_mask<round_name>,
4359 <avx512>_fmsub_<mode>_mask3<round_name>,
4360 <avx512>_fnmadd_<mode>_mask<round_name>,
4361 <avx512>_fnmadd_<mode>_mask3<round_name>,
4362 <avx512>_fnmsub_<mode>_mask<round_name>,
4363 <avx512>_fnmsub_<mode>_mask3<round_name>,
4364 <avx512>_fmaddsub_<mode>_mask<round_name>,
4365 <avx512>_fmaddsub_<mode>_mask3<round_name>,
4366 <avx512>_fmsubadd_<mode>_mask<round_name>,
4367 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
4368 <round_nimm_predicate> instead of nonimmediate_operand.
4369 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
4370 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
4371 Use register_operand instead of <round_nimm_predicate> for the
4372 operand that needs to match output.
4373 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
4374 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
4375 Likewise. Formatting fixes.
4378 * config/i386/i386.c (enum ix86_builtins): Remove
4379 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
4380 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
4381 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
4382 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
4383 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
4384 __builtin_ia32_vfmsubss3_mask3): New builtins.
4385 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
4386 avx512f_vmfmadd_<mode>_mask3<round_name>,
4387 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
4388 *avx512f_vmfmsub_<mode>_mask<round_name>,
4389 avx512f_vmfmsub_<mode>_mask3<round_name>,
4390 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
4391 *avx512f_vmfnmadd_<mode>_mask<round_name>,
4392 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
4393 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
4394 *avx512f_vmfnmsub_<mode>_mask<round_name>,
4395 avx512f_vmfnmsub_<mode>_mask3<round_name>,
4396 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
4397 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
4398 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
4399 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
4400 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
4401 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
4402 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
4403 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
4404 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
4405 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
4406 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
4407 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
4408 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
4409 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
4410 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
4411 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
4412 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
4413 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
4414 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
4415 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
4416 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
4417 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
4419 2019-03-21 Martin Sebor <msebor@redhat.com>
4421 PR tree-optimization/89350
4422 * builtins.c (compute_objsize): Also ignore offsets whose upper
4424 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
4425 (builtin_memref::builtin_memref): Initialize new member.
4426 Allow EXPR to be null.
4427 (builtin_memref::extend_offset_range): Replace local with a member.
4428 Avoid assuming pointer offsets are unsigned.
4429 (builtin_memref::set_base_and_offset): Determine base object
4430 before computing offset range.
4431 (builtin_access::builtin_access): Handle memset.
4432 (builtin_access::generic_overlap): Replace local with a member.
4433 (builtin_access::strcat_overlap): Same.
4434 (builtin_access::overlap): Same.
4435 (maybe_diag_overlap): Same.
4436 (maybe_diag_access_bounds): Same.
4437 (wrestrict_dom_walker::check_call): Handle memset.
4438 (check_bounds_or_overlap): Same.
4440 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
4441 Jakub Jelinek <jakub@redhat.com>
4444 * tree.c (fld_type_variant, fld_incomplete_type_of,
4445 fld_process_array_type): Call fld->pset.add and don't call
4446 add_tree_to_fld_list if it returns true.
4447 (free_lang_data_in_type): Similarly with self-recursive call. Purge
4448 non-marked types from TYPE_NEXT_VARIANT list.
4449 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
4451 2019-03-21 Jakub Jelinek <jakub@redhat.com>
4453 * hash-table.h (hash_table): Add Lazy template parameter defaulted
4454 to false, if true, don't alloc_entries during construction, but defer
4455 it to the first method that needs m_entries allocated.
4456 (hash_table::hash_table, hash_table::~hash_table,
4457 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
4458 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
4459 hash_table::clear_slot, hash_table::traverse_noresize,
4460 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
4461 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
4463 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
4464 NO_INSERT instead of find_with_hash.
4465 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
4466 hash_set::m_table): Add Lazy to template params of hash_table.
4467 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
4468 * attribs.c (test_attribute_exclusions): Likewise.
4469 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
4470 hash_set. Add tests for hash_set with Lazy = true.
4472 2019-03-21 Richard Biener <rguenther@suse.de>
4474 PR tree-optimization/89779
4475 * tree.c (tree_nop_conversion): Consolidate and fix defensive
4476 checks with respect to released SSA names now having error_mark_node
4478 * fold-const.c (operand_equal_p): Likewise.
4480 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
4483 * config/s390/s390.c (global_not_special_regno_p): Move to make it
4485 (s390_optimize_register_info): Use global_not_special_regno_p to
4486 check for global regs.
4488 2019-03-20 Jakub Jelinek <jakub@redhat.com>
4491 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
4492 update this_alternative nor this_alternative_set.
4494 2019-03-19 Jim Wilson <jimw@sifive.com>
4497 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
4498 align, size, offset. Use them to handle a BLKmode reference. Update
4500 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
4502 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4504 PR rtl-optimization/89768
4505 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
4507 (unroll_loop_runtime_iterations): Likewise.
4509 2019-03-19 Martin Sebor <msebor@redhat.com>
4511 PR tree-optimization/89644
4512 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
4513 rather than endptr as an indicator of nul-termination.
4515 PR tree-optimization/89644
4516 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
4517 arrays in determining sequence sizes in strncpy and stpncpy.
4519 2019-03-19 Martin Liska <mliska@suse.cz>
4522 * predict.c (combine_predictions_for_bb): Empty likely_edges and
4523 unlikely_edges if there's an edge that belongs to both these sets.
4525 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
4528 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
4529 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
4530 go via a stack temporary.
4532 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4535 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
4536 instead of gen_rtx_SUBREG.
4537 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
4539 2019-03-19 Richard Biener <rguenther@suse.de>
4542 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
4544 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
4548 * tree.c (free_lang_data_in_decl): Do not free context of C++
4551 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4554 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
4555 subs for the first alternative except when operands[3] is 1.
4558 * gimplify.c (gimplify_asm_expr): For output argument with
4559 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
4562 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
4564 PR rtl-optimization/89753
4565 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
4566 explicit unrolling factor even more robust.
4568 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4571 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
4572 compensation use x2 += 1 instead of x2 -= -1 and when honoring
4573 signed zeros, do another copysign after the compensation.
4575 2019-03-18 Martin Sebor <msebor@redhat.com>
4577 PR tree-optimization/89720
4578 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
4579 more conservatively, the same as anti-range.
4581 2019-03-18 Richard Biener <rguenther@suse.de>
4584 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
4585 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
4586 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
4587 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
4589 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
4591 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
4592 Extend queue to 1024 entries.
4593 Add "consumed" field.
4594 (gomp_print_output): Remove print_index parameter.
4595 Add final parameter.
4596 Change limit to unsigned.
4597 Use consumed field to implement circular buffer.
4598 Detect interrupted print in final pass.
4599 Flush output at the end.
4600 (run): Update gomp_print_output usage.
4601 (main): Initialize kernargs->output_data.consumed.
4603 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
4605 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
4606 calculation of the minimum number of scalar iterations for
4607 fully-predicated loops.
4609 2019-03-18 Martin Jambor <mjambor@suse.cz>
4611 PR tree-optimization/89546
4612 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
4613 any propagation to its children took place.
4615 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
4618 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
4619 parameter, and make use of it.
4620 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
4622 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4624 * config/arc/arc.opt (mcode-density-frame): Get the inital value
4625 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
4626 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
4627 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
4628 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
4629 match what the ops is doing.
4630 (push_multi_fp_blink): Likewise.
4631 * config/arc/arc.c (arc_override_options): Enable enter/leave when
4632 compiling for size and elf target.
4633 (arc_save_callee_enter): Adjust note to match what enter/leave
4636 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4638 * config/arc/arc.md (tst_movb): Fix constraint.
4640 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4642 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
4644 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4646 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
4647 * config/arc/arc.c (arc_conditional_register_usage): Remove all
4648 reg_alloc_order references.
4649 (size_alloc_order): Define.
4650 (arc_adjust_reg_alloc_order): New function.
4651 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
4653 (ADJUST_REG_ALLOC_ORDER): Define.
4654 (HONOR_REG_ALLOC_ORDER): Likewise.
4656 2019-03-18 Richard Biener <rguenther@suse.de>
4659 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
4660 loads and stores a bit more.
4662 2019-03-18 Richard Biener <rguenther@suse.de>
4665 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
4666 load pessimization to stores as well.
4668 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
4671 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
4672 successor, use NULL as its av set.
4674 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
4676 PR rtl-optimization/89721
4677 * lra-constraints (invariant_p): Return false if side_effects_p holds.
4679 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
4682 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4683 When handling vec_extract, use modular arithmetic to allow
4684 constant selectors greater than vector length.
4685 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
4686 V1TImode vectors to have constant selector values greater than 0.
4687 Use modular arithmetic to compute vector index.
4688 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
4689 index for in-memory vectors. Correct code generation for
4690 in-register vectors.
4691 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
4694 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
4698 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
4701 2019-03-15 Jakub Jelinek <jakub@redhat.com>
4704 * tree.c (inchash::add_expr): Strip any location wrappers.
4705 * fold-const.c (operand_equal_p): Move stripping of location wrapper
4706 after hash verification.
4709 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
4710 SIGN_EXTEND and ZERO_EXTEND.
4712 2019-03-14 Jason Merrill <jason@redhat.com>
4713 Jakub Jelinek <jakub@redhat.com>
4715 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
4716 than if is_empty (*slot).
4717 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
4718 existing elt and for elt removal.
4719 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
4720 of already removed elt.
4722 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
4725 * config/i386/i386.c (remove_partial_avx_dependency): Handle
4728 2019-03-14 Martin Liska <mliska@suse.cz>
4731 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
4733 2019-03-14 Richard Biener <rguenther@suse.de>
4736 * config/i386/i386.c (make_resolver_func): Properly set
4737 DECL_CONTEXT on the RESULT_DECL.
4738 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
4740 2019-03-14 Richard Biener <rguenther@suse.de>
4742 * gimple-pretty-print.c: Include cfgloop.h.
4743 (dump_gimple_phi): Adjust.
4744 (dump_gimple_bb_header): Dump loop header for GIMPLE.
4745 (pp_cfg_jump): Adjust.
4746 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
4747 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
4748 (lower_phi_internal_fn): Remove.
4749 (verify_gimple_call): Remove IFN_PHI special-casing.
4750 (dump_function_to_file): Dump IL state.
4751 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
4752 done to deal with PHI nodes being present in non-SSA state.
4754 2019-03-14 Jakub Jelinek <jakub@redhat.com>
4757 * multiple_target.c (create_dispatcher_calls): Change
4758 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
4759 In the node->iterate_referring loop, push *ref rather than ref, call
4760 ref->remove_reference () and always pass 0 to iterate_referring.
4762 PR rtl-optimization/89679
4763 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
4764 would contain a paradoxical SUBREG.
4766 2019-03-14 Richard Biener <rguenther@suse.de>
4768 PR tree-optimization/89710
4769 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
4772 2019-03-14 Martin Liska <mliska@suse.cz>
4774 * coverage.c (coverage_begin_function): Stream also
4776 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
4777 documentation about function declaration location.
4778 * gcov-dump.c (tag_function): Print whole range
4779 of function declaration.
4780 * gcov.c (struct function_info): Add end_column field.
4781 (function_info::function_info): Initialize it.
4782 (output_json_intermediate_file): Output {start,end}_column
4784 (read_graph_file): Read end_column.
4786 2019-03-14 Richard Biener <rguenther@suse.de>
4789 * fold-const.c (operand_equal_p): For INDIRECT_REF check
4790 that the access types are similar.
4792 2019-03-14 Jakub Jelinek <jakub@redhat.com>
4794 PR tree-optimization/89703
4795 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
4796 aren't compatible also with builtin_decl_explicit. Check pure
4797 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
4798 and BUILT_IN_STPNCPY{,_CHK}.
4800 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
4803 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
4804 addr32 prefix to VSIB address for X32.
4805 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
4807 (*avx512pf_gatherpf<mode>df_mask): Likewise.
4808 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
4809 (*avx512pf_scatterpf<mode>df_mask): Likewise.
4810 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
4811 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
4812 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
4813 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
4814 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
4815 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
4816 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
4817 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
4818 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
4819 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
4820 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
4821 (*avx512f_scatterdi<mode>): Likewise.
4823 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
4826 * lra-constraints.c (inherit_in_ebb): Update
4827 potential_reload_hard_regs along with live_hard_regs.
4829 2019-03-13 Jakub Jelinek <jakub@redhat.com>
4832 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
4834 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
4836 2019-03-13 Martin Sebor <msebor@redhat.com>
4838 PR tree-optimization/89662
4839 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
4842 2019-03-13 Richard Biener <rguenther@suse.de>
4845 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
4846 throw FP expressions at tree-affine.
4848 2019-03-14 Richard Biener <rguenther@suse.de>
4850 * tree-pretty-print.c (dump_generic_node): For -gimple properly
4851 dump negative integer constants using _Literal (type) -num.
4853 2019-03-13 Jakub Jelinek <jakub@redhat.com>
4855 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
4856 nonlocal_value member.
4859 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
4860 (ipa_simd_modify_function_body): Handle PHIs.
4862 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
4864 * config/s390/s390.c (s390_option_override_internal): Use more
4865 aggressive inlining parameters.
4867 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
4869 * config/s390/3906.md: New file.
4870 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
4871 (LONGRUNNING_THRESHOLD): Remove.
4872 (MAX_SCHED_MIX_SCORE): Decrease.
4873 (MAX_SCHED_MIX_DISTANCE): Decrease.
4874 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
4875 (struct s390_sched_state): New struct to hold scheduling state.
4876 (S390_SCHED_STATE_NORMAL): Remove.
4877 (S390_SCHED_STATE_CRACKED): Remove.
4878 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
4879 (s390_get_sched_attrmask): Use new attribute.
4880 (s390_get_unit_mask): Use new units.
4881 (s390_is_fpd): New function.
4882 (s390_is_fxd): New function.
4883 (s390_is_longrunning): New function.
4884 (s390_sched_score): Use new functions.
4885 (s390_sched_reorder): Likewise.
4886 (s390_sched_variable_issue): Rework and use new functions.
4887 (s390_sched_init): Use new functions.
4888 * config/s390/s390.h (s390_tune_attr): Add z14.
4889 * config/s390/s390.md: Add z14.
4891 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
4893 * config/s390/2964.md: Update pipeline description.
4894 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
4895 (LONGRUNNING_THRESHOLD): Remove.
4896 (LATENCY_FACTOR): Remove.
4897 (s390_get_unit_mask): Add unit.
4898 (s390_sched_score): Use fxd/fpd.
4899 (s390_sched_variable_issue): Use fxd/fpd.
4901 2019-03-12 Martin Liska <mliska@suse.cz>
4903 * config/i386/i386.c: Reword an error message.
4905 2019-03-12 Martin Jambor <mjambor@suse.cz>
4907 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
4908 terminate with newline.
4910 2019-03-12 Jakub Jelinek <jakub@redhat.com>
4913 * config/s390/s390.md (tabort): Use %wd instead of
4914 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
4915 letters and periods.
4916 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
4917 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
4921 * builtins.c (expand_builtin_int_roundingfn,
4922 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
4923 gcc_unreachable if validate_arglist fails.
4925 2019-03-12 Richard Biener <rguenther@suse.de>
4927 PR tree-optimization/89664
4928 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
4929 free the occurance tree after the early out.
4931 2019-03-11 Jakub Jelinek <jakub@redhat.com>
4935 * vr-values.c (vr_values::update_value_range): If
4936 old_vr->varying_p (), don't update it, make new_vr also VARYING
4939 2019-03-11 Martin Liska <mliska@suse.cz>
4941 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4942 Fix double string quoting.
4944 2019-03-11 Martin Liska <mliska@suse.cz>
4946 * collect-utils.c (collect_wait): Wrap apostrophes
4947 in gcc internal format with %'.
4948 * collect2.c (main): Likewise.
4949 (scan_prog_file): Likewise.
4950 (scan_libraries): Likewise.
4951 * config/i386/i386.c (ix86_expand_call): Likewise.
4952 (ix86_handle_interrupt_attribute): Likewise.
4953 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
4954 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
4955 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
4956 * lto-wrapper.c (find_crtoffloadtable): Likewise.
4957 * symtab.c (symtab_node::verify_base): Likewise.
4958 * tree-cfg.c (verify_gimple_label): Likewise.
4959 * tree.c (verify_type_variant): Likewise.
4961 2019-03-11 Martin Liska <mliska@suse.cz>
4963 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
4964 in a string format message and fix GNU coding style.
4965 (expand_builtin_set_thread_pointer): Likewise.
4966 * common/config/aarch64/aarch64-common.c
4967 (aarch64_rewrite_selected_cpu): Likewise.
4968 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
4969 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
4970 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
4971 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
4972 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
4973 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
4974 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
4975 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
4976 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
4977 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
4979 * common/config/riscv/riscv-common.c
4980 (riscv_subset_list::parsing_subset_version): Likewise.
4981 (riscv_subset_list::parse_std_ext): Likewise.
4982 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
4983 (riscv_subset_list::parse): Likewise.
4984 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
4985 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
4986 (aarch64_override_options_internal): Likewise.
4987 (aarch64_validate_mcpu): Likewise.
4988 (aarch64_validate_march): Likewise.
4989 (aarch64_validate_mtune): Likewise.
4990 (aarch64_override_options): Likewise.
4991 * config/alpha/alpha.c (alpha_option_override): Likewise.
4992 * config/arc/arc.c (arc_init): Likewise.
4993 (parse_mrgf_banked_regs_option): Likewise.
4994 (arc_override_options): Likewise.
4995 (arc_expand_builtin_aligned): Likewise.
4996 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
4997 (arm_expand_builtin): Likewise.
4998 * config/arm/arm.c (arm_option_check_internal): Likewise.
4999 (arm_configure_build_target): Likewise.
5000 (arm_option_override): Likewise.
5001 (arm_options_perform_arch_sanity_checks): Likewise.
5002 (arm_handle_cmse_nonsecure_entry): Likewise.
5003 (arm_handle_cmse_nonsecure_call): Likewise.
5004 (arm_tls_referenced_p): Likewise.
5005 (thumb1_expand_prologue): Likewise.
5006 * config/avr/avr.c (avr_option_override): Likewise.
5007 * config/bfin/bfin.c (bfin_option_override): Likewise.
5008 * config/c6x/c6x.c (c6x_option_override): Likewise.
5009 * config/cr16/cr16.c (cr16_override_options): Likewise.
5010 * config/cris/cris.c (cris_option_override): Likewise.
5011 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
5012 * config/darwin-c.c (macosx_version_as_macro): Likewise.
5013 * config/darwin.c (darwin_override_options): Likewise.
5014 * config/frv/frv.c (frv_expand_builtin): Likewise.
5015 * config/h8300/h8300.c (h8300_option_override): Likewise.
5016 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
5017 (ix86_option_override_internal): Likewise.
5018 (warn_once_call_ms2sysv_xlogues): Likewise.
5019 (ix86_expand_prologue): Likewise.
5020 (split_stack_prologue_scratch_regno): Likewise.
5021 (ix86_warn_parameter_passing_abi): Likewise.
5022 * config/ia64/ia64.c (fix_range): Likewise.
5023 * config/m68k/m68k.c (m68k_option_override): Likewise.
5024 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
5025 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
5026 (mips_set_compression_mode): Likewise.
5027 * config/mmix/mmix.c (mmix_option_override): Likewise.
5028 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
5029 * config/msp430/msp430.c (msp430_option_override): Likewise.
5030 * config/nds32/nds32.c (nds32_option_override): Likewise.
5031 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
5032 (nios2_option_override): Likewise.
5033 (nios2_expand_custom_builtin): Likewise.
5034 * config/nvptx/mkoffload.c (main): Likewise.
5035 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
5036 * config/pa/pa.c (fix_range): Likewise.
5037 (pa_option_override): Likewise.
5038 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
5039 (riscv_option_override): Likewise.
5040 * config/rl78/rl78.c (rl78_option_override): Likewise.
5041 * config/rs6000/aix61.h: Likewise.
5042 * config/rs6000/aix71.h: Likewise.
5043 * config/rs6000/aix72.h: Likewise.
5044 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
5045 * config/rs6000/freebsd64.h: Likewise.
5046 * config/rs6000/linux64.h: Likewise.
5047 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
5048 (rs6000_expand_zeroop_builtin): Likewise.
5049 (rs6000_expand_mtfsb_builtin): Likewise.
5050 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
5051 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
5052 (rs6000_invalid_builtin): Likewise.
5053 (rs6000_expand_split_stack_prologue): Likewise.
5054 * config/rs6000/rtems.h: Likewise.
5055 * config/rx/rx.c (valid_psw_flag): Likewise.
5056 (rx_expand_builtin): Likewise.
5057 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
5058 * config/s390/s390.c (s390_expand_builtin): Likewise.
5059 (s390_function_profiler): Likewise.
5060 (s390_option_override_internal): Likewise.
5061 (s390_option_override): Likewise.
5062 * config/sh/sh.c (sh_option_override): Likewise.
5063 (sh_builtin_saveregs): Likewise.
5064 (sh_fix_range): Likewise.
5065 * config/sh/vxworks.h: Likewise.
5066 * config/sparc/sparc.c (sparc_option_override): Likewise.
5067 * config/spu/spu.c (spu_option_override): Likewise.
5068 (fix_range): Likewise.
5069 * config/visium/visium.c (visium_option_override): Likewise.
5070 (visium_handle_interrupt_attr): Likewise.
5071 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
5072 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
5073 (dbg_cnt_process_opt): Likewise.
5074 * dwarf2out.c (output_dwarf_version): Likewise.
5075 * except.c (expand_eh_return): Likewise.
5076 * gcc.c (defined): Likewise.
5077 (driver_handle_option): Likewise.
5078 (process_command): Likewise.
5079 (compare_files): Likewise.
5080 (driver::prepare_infiles): Likewise.
5081 (driver::do_spec_on_infiles): Likewise.
5082 (driver::maybe_run_linker): Likewise.
5083 * omp-offload.c (oacc_parse_default_dims): Likewise.
5084 * opts-global.c (handle_common_deferred_options): Likewise.
5085 * opts.c (parse_sanitizer_options): Likewise.
5086 (common_handle_option): Likewise.
5087 (enable_warning_as_error): Likewise.
5088 * passes.c (enable_disable_pass): Likewise.
5089 * plugin.c (parse_plugin_arg_opt): Likewise.
5090 (default_plugin_dir_name): Likewise.
5091 * targhooks.c (default_expand_builtin_saveregs): Likewise.
5092 (default_pch_valid_p): Likewise.
5093 * toplev.c (init_asm_output): Likewise.
5094 (process_options): Likewise.
5095 (toplev::run_self_tests): Likewise.
5096 * tree-cfg.c (verify_gimple_call): Likewise.
5097 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
5098 (tree_inlinable_function_p): Likewise.
5099 * var-tracking.c (vt_find_locations): Likewise.
5101 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
5103 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
5104 only on the else branch.
5106 2019-03-11 Martin Liska <mliska@suse.cz>
5108 * gcov.c (output_intermediate_json_line): Print function
5110 (output_json_intermediate_file): Add new argument.
5111 * doc/gcov.texi: Document the change.
5113 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
5115 PR rtl-optimization/89588
5116 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5117 explicit unrolling factor more robust.
5119 2019-03-11 Richard Biener <rguenther@suse.de>
5121 PR tree-optimization/89649
5122 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
5123 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
5124 on the prolog and epilog loops.
5125 (vect_loop_versioning): Return copy of loop.
5126 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
5127 on the non-vectorized version of the loop.
5129 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
5132 * config/i386/sse.md (*vec_extractv2di_0_sse):
5133 Add (=r,x) alternative and corresponding splitter.
5135 2019-03-10 Martin Jambor <mjambor@suse.cz>
5137 PR tree-optimization/85762
5138 PR tree-optimization/87008
5139 PR tree-optimization/85459
5140 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
5141 it points to if there is a type changing MEM_REF. Adjust all callers.
5142 (build_accesses_from_assign): Disable total scalarization if
5143 contains_vce_or_bfcref_p returns true through the new parameter, for
5146 2019-03-09 Jakub Jelinek <jakub@redhat.com>
5149 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
5150 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
5153 * common.opt (fdiagnostics-show-labels,
5154 fdiagnostics-show-line-numbers, fdiagnostics-format=,
5155 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
5156 gas-locview-support, ginline-points, ginternal-reset-location-views):
5157 Terminate description text with a dot.
5158 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
5159 * config/mcore/mcore.opt (m210, m340): Likewise.
5160 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
5161 mnops=): Start description text with a capital letter.
5162 * config/arc/arc.opt (msize-level=): Likewise.
5163 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
5164 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
5166 * config/ft32/ft32.opt (msim): Likewise.
5167 (mft32b, mcompress): Likewise. Terminate description text with a dot.
5168 (mnodiv, mnopm): Terminate description text with a dot.
5169 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
5171 * config/i386/i386.opt (prefer_vector_width, instrument_return):
5173 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
5176 PR rtl-optimization/89634
5177 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
5178 are modified in BB_END (e->src) instruction.
5180 2019-03-08 David Malcolm <dmalcolm@redhat.com>
5183 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
5184 messages more amenable to translation, and improve wording.
5186 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
5188 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
5189 ud- and du-chains between phases.
5191 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
5194 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
5195 instead of POLY_INT_CST.
5197 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
5199 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
5202 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
5207 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
5208 (_mm_storeu_si64): Ditto.
5210 2019-03-08 Martin Liska <mliska@suse.cz>
5213 * config/i386/i386.c (ix86_option_override_internal): Disable
5214 jump tables when retpolines are used.
5216 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
5219 * ipa-split.c (execute_split_functions): Do not split
5220 'noinline' or 'section' function.
5222 2019-03-08 Jakub Jelinek <jakub@redhat.com>
5225 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
5226 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
5227 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
5230 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
5231 from diagnostics. Formatting fixes.
5234 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
5235 warn_odr diagnostics.
5238 * lra-constraints.c (process_alt_operands): Avoid one space before
5239 " at the end of line and another after " on another line in a string
5241 * attribs.c (handle_dll_attribute): Likewise.
5242 * config/avr/avr-devices.c (avr_texinfo): Likewise.
5244 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
5245 warning_at or inform messages in G_() if there is no ?:.
5247 PR tree-optimization/89550
5248 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
5249 returned true. Formatting fixes.
5250 (expand_builtin_strnlen): Formatting fixes.
5251 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
5252 if warning_at returned true.
5253 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
5255 2019-03-08 Richard Biener <rguenther@suse.de>
5258 * cfgloop.h (struct loop): Add owned_clique field.
5259 * cfgloopmanip.c (copy_loop_info): Copy it.
5260 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
5262 * tree-inline.c (copy_loops): Remap owned_clique.
5263 * lto-streamer-in.c (input_cfg): Stream owned_clique.
5264 * lto-streamer-out.c (output_cfg): Likewise.
5266 2019-03-08 Jakub Jelinek <jakub@redhat.com>
5269 * config/darwin.c: Include intl.h.
5270 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
5271 composing the message out of two separate parts.
5273 2019-03-07 Jakub Jelinek <jakub@redhat.com>
5276 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
5277 doesn't start with a capital letter and doesn't end with a dot.
5278 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
5279 with a capital letter.
5280 (ix86_mangle_function_version_assembler_name): Likewise.
5281 (ix86_generate_version_dispatcher_body): Likewise.
5282 (fold_builtin_cpu): Likewise.
5283 (get_builtin_code_for_version): Likewise. Remove extraneous space.
5284 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
5285 translators, wrap full type name in %qs.
5287 PR translation/79999
5288 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
5289 depend clause with source (or sink) modifier.
5290 * omp-expand.c (expand_omp_ordered_sink): Likewise.
5293 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
5294 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
5295 (avx512f_load<mode>_mask): New define_expand.
5296 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
5297 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
5298 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
5299 __builtin_ia32_movess_mask): New builtins.
5300 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
5301 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
5302 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
5303 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
5305 2019-03-07 Martin Jambor <mjambor@suse.cz>
5308 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
5309 for extern inline functions.
5311 2019-03-07 Martin Jambor <mjambor@suse.cz>
5314 * cgraph.h (cgraph_node): New inline method former_thunk_p.
5315 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
5316 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
5317 have multiple callees. At the end check if declarations match as
5318 opposed to cgraph_nodes.
5320 2019-03-07 Martin Liska <mliska@suse.cz>
5322 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
5323 which is equivalent to searching for this in clones chain.
5324 * symtab.c (symtab_node::verify_base): Similarly compare ASM
5325 names with a neighbour and special case first node in a chain.
5327 2019-01-25 Jason Merrill <jason@redhat.com>
5329 PR c++/80916 - spurious "static but not defined" warning.
5330 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
5331 for an internal symbol with DECL_EXTERNAL.
5333 2019-04-07 Richard Biener <rguenther@suse.de>
5336 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
5337 * tree-inline.c (copy_loops): Simplify.
5339 2019-03-07 Martin Liska <mliska@suse.cz>
5341 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
5343 2019-03-07 Richard Biener <rguenther@suse.de>
5345 PR tree-optimization/89595
5346 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
5347 stmt iterator as reference, take boolean output parameter to
5348 indicate whether the stmt was removed and thus the iterator
5350 (dom_opt_dom_walker::before_dom_children): Re-iterate over
5351 stmts created by folding.
5353 2019-03-07 Jakub Jelinek <jakub@redhat.com>
5356 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
5359 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
5361 PR rtl-optimization/88845
5362 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
5364 * lra.c (remove_scratches_1): New function.
5365 (remove_scratches): Use it.
5366 (lra_emit_move): Likewise.
5368 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
5370 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
5371 unaligned_access variable.
5372 * config/arc/arc.c (arc_override_options): Set unaligned access
5373 default on for HS CPUs.
5374 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
5376 2019-03-06 Martin Liska <mliska@suse.cz>
5378 PR gcov-profile/89577
5379 * doc/gcov.texi: Prefer to use --coverage.
5380 * doc/sourcebuild.texi: Likewise.
5382 2019-03-02 Jason Merrill <jason@redhat.com>
5384 PR c++/86485 - -Wmaybe-unused with empty class ?:
5385 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
5387 2019-03-05 Jakub Jelinek <jakub@redhat.com>
5390 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
5394 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
5395 exactly one argument.
5397 2019-03-05 Jakub Jelinek <jakub@redhat.com>
5398 Richard Sandiford <richard.sandiford@arm.com>
5400 PR tree-optimization/89570
5401 * match.pd (vec_cond into cond_op simplification): Don't use
5402 get_conditional_internal_fn, use as_internal_fn (cond_op).
5404 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
5407 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
5408 to decide when to split off a non-zero offset from a symbol.
5409 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
5410 in function symbols.
5412 2019-03-05 Richard Biener <rguenther@suse.de>
5414 PR tree-optimization/89594
5415 * tree-if-conv.c (pass_if_conversion::execute): Handle
5416 case where .LOOP_VECTORIZED_FUNCTION was removed.
5418 2019-03-05 Jakub Jelinek <jakub@redhat.com>
5421 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
5422 instead alloca it only when needed with the needed size.
5424 PR tree-optimization/89570
5425 * match.pd (vec_cond into cond_op simplification): Guard with
5426 vectorized_internal_fn_supported_p test and #if GIMPLE.
5428 PR tree-optimization/89566
5429 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
5430 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
5431 Punt if get_user_idx_format succeeds, but idx_format argument is
5432 not provided or doesn't have pointer type, or if idx_args is above
5433 number of provided arguments.
5435 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
5437 PR tree-optimization/89437
5438 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
5440 2019-03-04 Richard Biener <rguenther@suse.de>
5443 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
5446 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
5448 PR tree-optimization/89487
5449 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
5450 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
5451 (distribute_loop): Don't do runtime alias check if there is non-
5452 addressable data reference.
5453 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
5454 is a register variable.
5456 2019-03-02 Jakub Jelinek <jakub@redhat.com>
5459 * config/arm/arm.md (cmpsi2_addneg): Use
5460 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
5461 If operands[2] is 0 or INT_MIN, force use of subs.
5462 (*compare_scc splitter): Use gen_int_mode.
5463 (*negscc): Likewise.
5464 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
5466 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
5467 Monk Chiang <sh.chiang04@gmail.com>
5469 * common/config/riscv/riscv-common.c: Include sstream.
5470 (riscv_subset_list::to_string): New.
5471 (riscv_arch_str): Likewise.
5472 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
5474 * config/riscv/riscv-protos.h (riscv_arch_str): New.
5475 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
5476 (riscv_emit_attribute): New.
5477 (riscv_file_start): Emit attribute if needed.
5478 (riscv_option_override): Init riscv_emit_attribute_p.
5479 * config/riscv/riscv.opt (mriscv-attribute): New option.
5480 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
5482 * doc/install.texi: Document --with-riscv-attribute.
5483 * doc/invoke.texi: Document -mriscv-attribute.
5485 * common/config/riscv/riscv-common.c:
5486 Include config/riscv/riscv-protos.h.
5487 (INCLUDE_STRING): Defined.
5488 (RISCV_DONT_CARE_VERSION): Defined.
5489 (riscv_subset_t): Declare.
5490 (riscv_subset_t::riscv_subset_t): New.
5491 (riscv_subset_list): Declare.
5492 (riscv_subset_list::riscv_subset_list): New.
5493 (riscv_subset_list::~riscv_subset_list): Likewise.
5494 (riscv_subset_list::parsing_subset_version): Likewise.
5495 (riscv_subset_list::parse_std_ext): Likewise.
5496 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
5497 (riscv_subset_list::add): Likewise.
5498 (riscv_subset_list::lookup): Likewise.
5499 (riscv_subset_list::xlen): Likewise.
5500 (riscv_subset_list::parse): Likewise.
5501 (riscv_supported_std_ext): Likewise.
5502 (current_subset_list): Likewise.
5503 (riscv_parse_arch_string): Using riscv_subset_list::parse to
5506 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
5508 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
5509 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
5510 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
5512 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
5514 PR rtl-optimization/85899
5515 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
5516 fallthru edges leading to the exit block.
5518 2019-03-01 Tamar Christina <tamar.christina@arm.com>
5521 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
5522 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
5524 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
5526 PR tree-optimization/89535
5527 * tree-vect-stmts.c (vectorizable_call): Record the vector types
5528 for each operand. Calculate the fallback choice for mask operands
5529 and pass it to vect_get_vec_def_for_operand.
5531 2019-03-01 Richard Biener <rguenther@suse.de>
5534 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
5535 get virtual operands.
5536 (get_expr_operands): Handle CONST_DECL like other decls.
5538 2019-03-01 Jakub Jelinek <jakub@redhat.com>
5541 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
5542 on DECL_P and EXPR_P.
5544 2019-03-01 Richard Biener <rguenther@suse.de>
5547 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
5548 argument, defaulted to zero.
5549 * passes.c (execute_function_todo): Pass down SSA update flags
5550 to cleanup_tree_cfg.
5551 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
5552 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
5554 (cleanup_tree_cfg): Get and pass down SSA update flags.
5556 2019-03-01 Jakub Jelinek <jakub@redhat.com>
5559 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
5560 early_lto_debug argument.
5562 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
5564 PR tree-optimization/89536
5565 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
5566 only whether bit #0 of the value is 0 instead of the entire value.
5568 2019-02-28 Marek Polacek <polacek@redhat.com>
5570 PR c++/87068 - missing diagnostic with fallthrough statement.
5571 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
5572 at the end of a seq, save its location to walk_stmt_info.
5573 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
5576 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
5579 * tree.c (find_atomic_core_type): Move ahead in file.
5580 (check_base_type): Correctly compare alignments of atomic types.
5582 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
5585 * config/i386/i386.c (get_builtin_code_for_version): Identify
5586 Westmere from PCLMUL, instead of AES.
5588 2019-02-28 Jakub Jelinek <jakub@redhat.com>
5591 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
5592 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
5595 2019-02-28 Tamar Christina <tamar.christina@arm.com>
5598 * config/aarch64/aarch64-option-extensions.def: Document it.
5599 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
5602 2019-02-28 Jakub Jelinek <jakub@redhat.com>
5605 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
5606 builtins if they don't have a single scalar floating point argument.
5609 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
5611 PR rtl-optimization/89490
5612 * varasm.c (get_block_for_section): Bail out for mergeable sections.
5613 (default_use_anchors_for_symbol_p, output_object_block): Assert the
5614 block section is not mergeable.
5616 2019-02-27 Jakub Jelinek <jakub@redhat.com>
5619 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
5620 old define_insn to ...
5621 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
5622 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
5623 Rename old define_insn to ...
5624 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
5625 (thumb2_casesi_internal_pic): New define_expand. Rename old
5627 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
5628 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
5629 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
5631 2019-02-27 Richard Biener <rguenther@suse.de>
5634 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
5636 2019-02-27 Richard Biener <rguenther@suse.de>
5638 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
5641 2019-02-27 Richard Biener <rguenther@suse.de>
5644 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
5645 parameter, prefix section name with .gnu.debuglto_ if true.
5646 (dwarf2out_finish): Pass false to output_comdat_type_unit.
5647 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
5649 2019-02-27 Richard Biener <rguenther@suse.de>
5652 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
5653 rather than on use_debug_types, doing what output_die does.
5654 (value_format): Likewise.
5656 2019-02-27 Martin Jambor <mjambor@suse.cz>
5657 Martin Sebor <msebor@redhat.com>
5659 * doc/invoke.texi (Warning Options): Reword description of
5660 -Wno-absolute-value.
5662 2019-02-27 Jakub Jelinek <jakub@redhat.com>
5664 PR tree-optimization/89280
5665 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
5666 builtin_setjmp_setup_bb): New functions.
5667 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
5668 When visiting __builtin_setjmp_setup block, queue in special
5669 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
5670 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
5671 from visited after the loop if they don't have any visited successor
5674 2018-02-26 Steve Ellcey <sellcey@marvell.com>
5676 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
5678 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
5680 2019-02-26 Jakub Jelinek <jakub@redhat.com>
5683 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
5684 with types other than sizetype/ssizetype.
5686 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
5688 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
5689 (enum sparc_processor_type): ...this.
5690 (enum sparc_code_model_type): New enumeration type.
5691 (enum sparc_memory_model_type): Tweak comments.
5692 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
5694 (mcmodel): Use sparc_code_model enumeration and variable.
5695 (sparc_code_model): New enumeration.
5696 (mdebug): Add Undocumented marker.
5697 * config/sparc/sparc.h (enum cmodel): Delete.
5698 (sparc_cmodel): Likewise.
5699 (TARGET_CM_MEDLOW): Adjust to above renaming.
5700 (TARGET_CM_MEDMID): Likewise.
5701 (TARGET_CM_MEDANY): Likewise.
5702 (TARGET_CM_EMBMEDANY): Likewise.
5703 * config/sparc/sparc.c (sparc_cmodel): Delete.
5704 (sparc_option_override): Remove string/value mapping support for the
5705 code model. Move code and memory model support to after the handling
5706 of target flags. Do private machine setup last.
5707 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
5708 (sparc_legitimize_reload_address): Likewise.
5709 (sparc_output_mi_thunk): Likewise.
5710 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
5712 2019-02-26 Jakub Jelinek <jakub@redhat.com>
5714 PR tree-optimization/89500
5715 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
5716 (handle_builtin_strlen): Remove noncst_bound variable. Always
5717 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
5718 cst if the first cst bytes starting at x are known to be non-zero,
5719 even if the string is not zero terminated. Don't try to modify
5720 *si for strnlen. Update strlen_to_stridx only for strlen or if
5721 we can prove strnlen returns the same value as strlen would.
5723 2019-02-26 Martin Liska <mliska@suse.cz>
5725 * alloc-pool.h (struct pool_usage): Remove extra
5727 * bitmap.h (struct bitmap_usage): Likewise.
5728 * ggc-common.c (struct ggc_usage): Likewise.
5729 * mem-stats.h (struct mem_usage): Likewise.
5730 (mem_alloc_description::dump): Print dash lines
5731 here and repeat header at the end of a table report.
5732 It's then more readable.
5733 * tree-phinodes.c (phinodes_print_statistics): Make
5734 horizontal alignment.
5735 * tree-ssanames.c (ssanames_print_statistics): Likewise.
5736 * vec.c (struct vec_usage): Remove extra print_dash_line.
5737 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
5739 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
5741 * doc/extend.texi (__builtin_object_size):
5742 Use @pxref instead of @xref inside parenthesis.
5743 (__builtin_has_attribute): Add missing comma after @xref.
5744 (__builtin_object_size): Ditto.
5745 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
5746 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
5749 2019-02-26 Jeff Law <law@redhat.com>
5751 PR rtl-optimization/87761
5752 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
5753 detect obviously dead insns and delete them.
5755 2019-02-26 Richard Biener <rguenther@suse.de>
5757 PR tree-optimization/89505
5758 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
5759 to handle restrict pointed-to vars with multiple subvars
5762 2019-02-26 Richard Biener <rguenther@suse.de>
5764 PR tree-optimization/89489
5765 * tree-parloops.c (create_loop_fn): Copy over last_clique.
5767 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
5769 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
5770 and move around comment.
5771 <BIT_AND_EXPR>: Likewise.
5772 <BIT_NOT_EXPR>: Add specific handling for boolean types.
5774 2019-02-26 Jakub Jelinek <jakub@redhat.com>
5777 * config/i386/i386.c (remove_partial_avx_dependency): Call
5778 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
5779 after changing possibly many instructions to use that pseudo. Fix up
5780 insertion of v4sf_const0 setter at the start of bb.
5782 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
5785 * doc/extend.texi (Variadic Pointer Args): New section.
5787 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
5788 Martin Sebor <msebor@gmail.com>
5790 * common.opt (Wattribute-alias): Likewise.
5791 * doc/invoke.texi (Option Summary): List general form of
5792 -Wattribute-alias=. List positive form of -Wmissing-attributes.
5793 (-Wmissing-attributes): Invert entry, rewrite and correct default.
5794 Add cross-references.
5795 (-Wattribute-alias): Rewrite and correct default. Mention
5796 considered attributes (same as for -Wmissing-attributes).
5798 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
5800 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
5801 (_mm_cvtpd_ps): Likewise.
5802 (_mm_cvttpd_epi32): Likewise.
5805 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
5806 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
5809 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
5811 2019-02-25 Tamar Christina <tamar.christina@arm.com>
5814 * common/config/aarch64/aarch64-common.c
5815 (struct aarch64_option_extension): Add is_synthetic.
5816 (all_extensions): Use it.
5817 (TARGET_OPTION_INIT_STRUCT): Define hook.
5818 (struct gcc_targetm_common): Moved to end.
5819 (all_extensions_by_on): New.
5820 (opt_ext_cmp, typedef opt_ext): New.
5821 (aarch64_option_init_struct): New.
5822 (aarch64_contains_opt): New.
5823 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
5824 * config/aarch64/aarch64-option-extensions.def
5825 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
5826 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
5827 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
5828 Set is_synthetic to false.
5829 (crypto): Set is_synthetic to true.
5830 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
5833 2019-02-25 Tamar Christina <tamar.christina@arm.com>
5835 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
5836 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
5837 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
5838 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
5839 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
5840 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
5841 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
5842 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
5844 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
5845 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
5846 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
5847 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
5848 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
5849 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
5850 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
5851 vfmlsl_laneq_high_f16): ... To this.
5852 * config/arm/neon.md: Update comments.
5854 2019-02-25 Tamar Christina <tamar.christina@arm.com>
5856 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
5857 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
5858 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
5859 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
5860 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
5861 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
5862 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
5863 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
5865 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
5866 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
5867 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
5868 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
5869 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
5870 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
5871 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
5872 vfmlslq_laneq_high_f16): ... To this.
5874 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
5876 PR rtl-optimization/86096
5877 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
5878 comparing mw_order values.
5880 2019-02-25 Jakub Jelinek <jakub@redhat.com>
5883 * config/arm/arm.md (*subsi3_carryin_const): Use
5884 arm_neg_immediate_operand predicate instead of
5885 arm_not_immediate_operand, "L" constraint instead of "K" and
5886 print it using %n2 instead of %B2.
5887 (*subsi3_carryin_const0): New define_insn.
5888 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
5889 instead of arm_not_operand and "I" constraint instead of "K" and
5890 print it using %n3 instead of %B2. Instead of using match_dup 2 add
5891 another match_operand and in the condition check that it is negation
5893 (*subsi3_carryin_compare_const0): New define_ins.
5894 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
5895 *subsi3_carryin_const.
5896 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
5897 split into *subsi3_carryin_compare_const0 if the highpart is zero.
5900 * config/arm.vfp.md (*negdf2_vfp): Use
5901 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
5902 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
5904 2019-02-24 Jakub Jelinek <jakub@redhat.com>
5906 PR rtl-optimization/89445
5907 * simplify-rtx.c (simplify_ternary_operation): Don't use
5908 simplify_merge_mask on operands that may trap.
5909 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
5910 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
5911 second operand is CONST_VECTOR, check if any element could be zero.
5912 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
5913 their operands can trap.
5915 2019-02-23 Martin Sebor <msebor@redhat.com>
5917 * gimple-ssa-sprintf.c (target_strtol): Rename...
5918 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
5919 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
5920 check for range error.
5922 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
5925 * opts-common.c (prune_options): Also prune joined switches
5926 with Negative and RejectNegative.
5927 * config/i386/i386.opt (march=): Add Negative(march=).
5928 (mtune=): Add Negative(mtune=).
5929 * doc/options.texi: Document Negative used together with Joined
5932 2019-02-22 Martin Sebor <msebor@redhat.com>
5934 * doc/extend.texi (Other Builtins): Add
5935 __builtin_is_constant_evaluated.
5937 2019-02-22 Richard Biener <rguenther@suse.de>
5939 PR tree-optimization/87609
5940 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
5942 2019-02-22 Jeff Law <law@redhat.com>
5944 PR rtl-optimization/87761
5945 * config/mips/mips.md: Add new combiner pattern to recognize
5946 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
5948 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
5951 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
5952 destination register in peepholes generating patterns for ADDS/SUBS.
5953 (add<mode>3_compare0,
5954 *addsi3_compare0_uxtw, add<mode>3_compareC,
5955 add<mode>3_compareV_imm, add<mode>3_compareV,
5956 *adds_<optab><ALLX:mode>_<GPI:mode>,
5957 *subs_<optab><ALLX:mode>_<GPI:mode>,
5958 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
5959 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
5960 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
5961 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
5962 sub<mode>3_compare1): Allow stack pointer for source register.
5963 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
5965 2019-02-22 Martin Sebor <msebor@redhat.com>
5967 PR tree-optimization/88993
5968 PR tree-optimization/88853
5969 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
5971 (sprintf_dom_walker::call_info::is_string_func): New helper.
5972 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
5973 for formatted string functions.
5974 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
5976 2019-02-22 Martin Sebor <msebor@redhat.com>
5979 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
5980 unreachable subexpressions.
5982 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
5983 Hongtao Liu <hongtao.liu@intel.com>
5984 Sunil K Pandey <sunil.k.pandey@intel.com>
5987 * config/i386/i386-passes.def: Add
5988 pass_remove_partial_avx_dependency.
5989 * config/i386/i386-protos.h
5990 (make_pass_remove_partial_avx_dependency): New.
5991 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
5993 (pass_data_remove_partial_avx_dependency): New.
5994 (pass_remove_partial_avx_dependency): Likewise.
5995 (make_pass_remove_partial_avx_dependency): Likewise.
5996 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
5997 (*extendsfdf2): Add avx_partial_xmm_update.
5998 (truncdfsf2): Likewise.
5999 (*float<SWI48:mode><MODEF:mode>2): Likewise.
6000 (SF/DF conversion splitters): Disabled for TARGET_AVX.
6002 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
6005 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
6008 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
6011 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
6012 (PTA_SKYLAKE): Add PTA_AES.
6013 (PTA_GOLDMONT): Likewise.
6015 2019-02-22 Sudakshina Das <sudi.das@arm.com>
6017 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
6018 instruction if enabled.
6019 (aarch64_override_options): Remove reference to return address key.
6021 2019-02-22 Richard Biener <rguenther@suse.de>
6023 PR tree-optimization/89440
6024 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
6025 not necessary assert.
6027 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
6030 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
6031 (oacc_replace_fn_attrib_attr): ... this new function.
6032 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
6033 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
6035 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6037 * config/arm/arm-cpus.in (ares): Rename to...
6038 (neoverse-n1): ... This. Add ares as alias.
6039 * config/arm/arm-tables.opt: Regenerate.
6040 * config/arm/arm-tune.md: Likewise.
6041 * doc/invoke.txt (ARM Options): Document neoverse-n1.
6043 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6045 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
6046 * config/aarch64/aarch64-tune.md: Regenerate.
6047 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
6049 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6051 * config/aarch64/aarch64.c (ares_tunings): Rename to...
6052 (neoversen1_tunings): ... This.
6053 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
6054 (neoverse-n1): New CPU.
6055 * config/aarch64/aarch64-tune.md: Regenerate.
6056 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
6058 2019-02-22 Richard Biener <rguenther@suse.de>
6061 * cfghooks.h (dependence_hash): New typedef.
6062 (struct copy_bb_data): New type.
6063 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
6064 (duplicate_block): Likewise.
6065 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
6066 (copy_bbs): Create and pass down copy_bb_data.
6067 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
6068 (rtl_duplicate_bb): Likewise.
6069 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
6070 remap dependence info.
6072 2019-02-22 Richard Biener <rguenther@suse.de>
6074 PR tree-optimization/87609
6075 * tree-core.h (tree_base): Document special clique values.
6076 * tree-inline.c (remap_dependence_clique): Do not use the
6077 special clique value of one.
6078 (maybe_set_dependence_info): Use clique one.
6079 (clear_dependence_clique): New callback.
6080 (compute_dependence_clique): Clear clique one from all refs
6081 before assigning it (again).
6083 2019-02-21 Martin Sebor <msebor@redhat.com>
6085 * doc/extend.texi (__clear_cache): Correct signature.
6087 2019-02-21 Ian Lance Taylor <iant@golang.org>
6090 * varasm.c (decode_addr_const): Call lookup_constant_def rather
6091 than output_constant_def.
6092 (add_constant_to_table): New static function.
6093 (output_constant_def): Call add_constant_to_table.
6094 (tree_output_constant_def): Likewise.
6096 2019-02-21 Jakub Jelinek <jakub@redhat.com>
6099 * builtins.c (fold_builtin_arith_overflow): If first two args are
6100 INTEGER_CSTs, set intres and ovfres to constants rather than calls
6103 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
6106 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
6107 error for -mindirect-branch/-mfunction-return with incompatible
6110 2019-02-21 Jakub Jelinek <jakub@redhat.com>
6113 * constraints.md (q): Remove.
6114 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
6117 2019-02-21 Martin Jambor <mjambor@suse.cz>
6120 * omp-general.c (omp_extract_for_data): Removed a duplicate call
6121 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
6122 (omp_adjust_for_condition): ...here. Added necessary parameters.
6123 * omp-general.h (omp_adjust_for_condition): Updated declaration.
6124 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
6125 proper values to new parameters of omp_adjust_for_condition.
6127 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6130 * expr.c (expand_assignment): If result is a MEM, use change_address
6131 instead of simplify_gen_subreg.
6133 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6134 David Malcolm <dmalcolm@redhat.com>
6137 * fold-const.c (decode_field_reference): Return NULL_TREE if
6138 lang_hooks.types.type_for_size returns NULL. Check it before
6139 overwriting *exp_. Use return NULL_TREE instead of return 0.
6141 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6145 * toplev.c (do_compile): Double the emin/emax exponents to workaround
6148 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
6151 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
6152 TARGET_SSE in addition to TARGET_SSE_MATH.
6154 (ix86_excess_precision): Ditto.
6155 (ix86_float_exceptions_rounding_supported_p): Ditto.
6156 (use_rsqrt_p): Ditto.
6157 * config/i386/sse.md (rsqrt<mode>2): Ditto.
6159 2019-02-20 David Malcolm <dmalcolm@redhat.com>
6162 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
6163 linenum_arith_t when determining if two adjacent line spans are
6164 close enough to merge.
6165 (diagnostic_show_locus): Use linenum_arith_t when iterating over
6166 lines within each line_span.
6168 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
6171 * lra-constraints.c(uses_hard_regs_p): Fix handling of
6172 paradoxical SUBREGS.
6174 2019-02-20 Li Jia He <helijia@linux.ibm.com>
6177 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
6178 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
6179 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
6182 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
6184 * config/gcn/gcn.c (print_operand): Fix typo.
6186 2019-02-19 Richard Biener <rguenther@suse.de>
6189 * toplev.c (do_compile): Initialize mpfr's exponent range
6190 based on available float modes.
6192 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
6194 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
6195 as long as the epilogue isn't completed.
6197 2019-02-18 Martin Sebor <msebor@redhat.com>
6199 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
6200 __has_cpp_attribute, and __has_include.
6202 2019-02-18 Martin Sebor <msebor@redhat.com>
6204 * doc/invoke.texi (-Wreturn-type): Correct and expand.
6206 2019-02-18 Martin Sebor <msebor@redhat.com>
6209 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
6211 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
6213 2019-02-18 Richard Biener <rguenther@suse.de>
6215 PR tree-optimization/89296
6216 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
6217 of no-warning flag to cases that might emit the bogus warning.
6219 2019-02-18 Jakub Jelinek <jakub@redhat.com>
6222 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
6224 * config/arm/vfp.md (*movdi_vfp): Likewise.
6225 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
6226 "q" constraint for operands[0].
6229 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
6230 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
6231 pattern in a temporary buffer.
6232 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
6233 than 64-operands[2].
6236 * config/s390/s390.c (s390_indirect_branch_attrvalue,
6237 s390_indirect_branch_settings): Define unconditionally.
6238 (s390_set_current_function): Likewise, but guard the whole body except
6239 the s390_indirect_branch_settings call with
6240 #if S390_USE_TARGET_ATTRIBUTE.
6241 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
6243 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
6244 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
6245 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
6246 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
6247 HOST_WIDE_INT_1U instead of 1ULL.
6248 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
6249 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
6250 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
6251 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
6253 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
6256 2019-02-18 Martin Jambor <mjambor@suse.cz>
6258 PR tree-optimization/89209
6259 * tree-sra.c (create_access_replacement): New optional parameter
6260 reg_tree. Use it as a type if non-NULL and access type is not of
6262 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
6263 to create_access_replacement.
6264 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
6265 Check lacc is non-NULL before attempting to re-create it on the RHS.
6267 2019-02-18 Martin Liska <mliska@suse.cz>
6270 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
6272 (symbol_table::free_edge): Recycle m_summary_id.
6273 * cgraph.h (get_summary_id): New.
6274 (symbol_table::release_symbol): Set m_summary_id to -1
6276 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
6277 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
6278 function_summary to fast_function_summary.
6279 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
6280 * ipa-pure-const.c (class funct_state_summary_t):
6281 Switch from function_summary to fast_function_summary.
6282 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
6283 (class ipa_ref_opt_summary_t): Switch from function_summary
6284 to fast_function_summary.
6285 * symbol-summary.h (class function_summary_base): New class
6286 that is created from base of former function_summary.
6287 (function_summary_base::unregister_hooks): New.
6288 (class function_summary): Inherit from function_summary_base.
6289 (class call_summary_base): New class
6290 that is created from base of former call_summary.
6291 (class call_summary): Inherit from call_summary_base.
6292 (struct is_same): New.
6293 (class fast_function_summary): New summary class.
6294 (class fast_call_summary): New summary class.
6295 * vec.h (vec_safe_grow_cleared): New function.
6297 2019-02-18 Martin Liska <mliska@suse.cz>
6299 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
6300 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
6301 * doc/tm.texi: Document new target hook.
6302 * doc/tm.texi.in: Likewise.
6303 * target.def: Add new target macro.
6304 * gcc.c (find_fortran_preinclude_file): Do not search multilib
6307 2019-02-17 Alan Modra <amodra@gmail.com>
6310 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
6311 output reg on add insn.
6312 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
6314 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
6317 * config/i386/sse.md (ssedoublemode): Remove V4HI.
6318 (PMULHRSW): Likewise.
6319 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
6321 (ssse3_pmulhrswv4hi3): New expander.
6323 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
6325 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
6326 MMX. Add isa attribute.
6328 2019-02-16 Jakub Jelinek <jakub@redhat.com>
6330 PR rtl-optimization/66152
6331 * builtins.h (c_readstr): Declare.
6332 * builtins.c (c_readstr): Remove forward declaration. Add
6333 null_terminated_p argument, if false, read all bytes from the
6334 string instead of stopping after '\0'.
6335 * expr.c (string_cst_read_str): New function.
6336 (store_expr): Use string_cst_read_str instead of
6337 builtin_strncpy_read_str. Try to store by pieces the whole
6338 exp_len first, and only if that fails, split it up into
6339 store by pieces followed by clear_storage. Formatting fix.
6341 * config/i386/i386.md (*movqi_internal): Remove static from
6342 buf variable. Use output_asm_insn (buf, operands); return "";
6343 instead of return buf;.
6344 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
6345 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
6346 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
6348 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
6350 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
6351 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
6352 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
6353 (CC1_SPEC): Likewise.
6354 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
6356 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
6358 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
6359 the base address on 64-bit strict-alignment platforms.
6361 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
6363 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
6365 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
6367 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
6369 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
6371 PR rtl-optimization/88308
6372 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
6373 on copied instruction.
6375 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
6377 * final.c (insn_current_reference_address): Replace test on JUMP_P
6378 with test on jump_to_label_p.
6379 * config/visium/visium-passes.def: New file.
6380 * config/visium/t-visium (PASSES_EXTRA): Define.
6381 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
6382 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
6383 (TRAMPOLINE_ALIGNMENT): Define.
6384 * config/visium/visium.c (visium_option_override): Do not register
6385 the machine-specific reorg pass here.
6386 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
6388 (output_branch): Adjust threshold for long branch instruction.
6389 * config/visium/visium.md (cpu): Move around.
6390 (length): Adjust for the GR6.
6392 2019-02-15 Richard Biener <rguenther@suse.de>
6393 Jakub Jelinek <jakub@redhat.com>
6395 PR tree-optimization/89278
6396 * tree-loop-distribution.c: Include tree-eh.h.
6397 (generate_memset_builtin, generate_memcpy_builtin): Call
6398 rewrite_to_non_trapping_overflow on builtin->size before passing it
6399 to force_gimple_operand_gsi.
6401 2019-02-15 Jakub Jelinek <jakub@redhat.com>
6404 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
6406 * opth-gen.awk: Likewise.
6408 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
6410 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
6411 Enable MMX, SSE and SSE2 by default.
6412 * config/i386/i386.c (ix86_option_override_internal): Do not
6413 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
6415 2019-02-14 Jakub Jelinek <jakub@redhat.com>
6417 PR rtl-optimization/89354
6418 * combine.c (make_extraction): Punt if extraction_mode is narrower
6421 2019-02-14 Maya Rashish <coypu@sdf.org>
6423 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
6424 * config/netbsd-d.c: New file.
6425 * config/t-netbsd: Add netbsd-d.o
6427 2018-02-14 Steve Ellcey <sellcey@marvell.com>
6429 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
6430 affects_type_identity to true for aarch64_vector_pcs.
6431 (aarch64_comp_type_attributes): New function.
6432 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
6434 2019-02-14 Tamar Christina <tamar.christina@arm.com>
6437 * config/arm/iterators.md (ANY64): Add V4HF.
6439 2019-02-14 Martin Liska <mliska@suse.cz>
6441 PR rtl-optimization/89242
6442 * dce.c (delete_unmarked_insns): Call free_dominance_info we
6443 process a transformation.
6445 2019-02-14 Jakub Jelinek <jakub@redhat.com>
6447 PR tree-optimization/89314
6448 * fold-const.c (fold_binary_loc): Cast strlen argument to
6449 const char * before dereferencing it. Formatting fixes.
6452 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
6454 2019-02-13 Ian Lance Taylor <iant@golang.org>
6456 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
6457 and set current index for other optimizations.
6459 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
6461 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
6462 nonimmediate_operand as operand 2 predicate.
6463 (vec_set<VF2_512_256:mode>_0): Ditto.
6464 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
6465 (*vec_concatv2si): Remove alternative 2.
6466 (*vec_concatv4si_0): Use vm constraint for alternative 0.
6467 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
6468 (vec_concatv2di): Split alternatives 4,5,6 to ...
6469 (*vec_concatv2di_0) ... new pattern.
6471 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
6474 * config/arm/arm.c (ldm_stm_operation_p) Set
6475 addr_reg_in_reglist correctly for first register.
6476 (load_multiple_sequence): Remove dead base check.
6477 (gen_ldm_seq): Correctly set write_back for Thumb-1.
6479 2019-02-13 Tamar Christina <tamar.christina@arm.com>
6482 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
6483 Expose as @aarch64_pred_mov.
6484 * config/aarch64/aarch64.c (aarch64_classify_address):
6485 Use expand_insn which legitimizes operands.
6487 2019-02-13 Martin Liska <mliska@suse.cz>
6489 * builtins.h (expand_builtin_with_bounds): Remove declaration.
6490 * calls.c (struct arg_data): Remove special_slot, pointer_arg
6491 and pointer_offset fields.
6492 (initialize_argument_information): Remove usage of dead
6494 * cgraph.h (struct cgraph_thunk_info): Remove
6495 add_pointer_bounds_args.
6496 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
6498 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
6500 * config/i386/i386.c (ix86_function_arg_advance): Remove
6502 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
6503 (def_builtin): Remove usage of dead
6505 (ix86_add_new_builtins): Likewise.
6506 * ipa-fnsummary.c (compute_fn_summary): Likewise.
6507 * ipa-icf.c (sem_function::equals_wpa): Likewise.
6508 (sem_function::init): Likewise.
6509 (sem_variable::merge): Likewise.
6510 * ipa-visibility.c (function_and_variable_visibility): Likewise.
6511 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
6512 * lto-cgraph.c (lto_output_node): Likewise.
6513 (lto_output_varpool_node): Likewise.
6514 (input_node): Likewise.
6515 (input_varpool_node): Likewise.
6516 * lto-streamer-out.c (lto_output): Likewise.
6517 * tree-inline.c (expand_call_inline): Remove usage of
6519 * tree-inline.h (struct copy_body_data): Likewise.
6520 * varpool.c (varpool_node::dump): Likewise.
6522 2019-02-13 Jakub Jelinek <jakub@redhat.com>
6525 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
6526 into pt->vars_contains_escaped_heap instead of setting
6527 pt->vars_contains_escaped_heap to it.
6530 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
6531 INTVAL (size), compare it to GET_MODE_MASK instead of
6532 1 << GET_MODE_BITSIZE.
6535 * config/i386/predicates.md (x86_64_immediate_operand): Allow
6536 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
6539 2019-02-13 Martin Liska <mliska@suse.cz>
6542 * cfgrtl.c (remove_barriers_from_footer): New function.
6543 (try_redirect_by_replacing_jump): Use it.
6544 (cfg_layout_redirect_edge_and_branch): Likewise.
6546 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
6548 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
6549 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
6550 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
6551 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
6552 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
6553 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
6555 * config/rs6000/rs6000.c (builtin_function_type)
6556 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
6557 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
6558 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
6559 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
6560 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
6562 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
6564 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
6565 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
6567 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
6570 * config/i386/i386.md (*movoi_internal_avx): Revert revision
6571 268678 and revision 268657.
6572 (*movti_internal): Likewise.
6574 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
6577 * config/s390/s390.c (s390_decompose_address): Update comment.
6578 (s390_check_qrst_address): Reject invalid address forms after
6581 2019-02-12 Martin Liska <mliska@suse.cz>
6584 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
6585 we need default values of funct_state for a function that
6588 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
6590 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
6591 the object to pick the size of stores on strict-alignment platforms.
6593 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
6594 (*movdi_insn_sp32): Likewise.
6595 (*movdi_insn_sp64): Likewise.
6597 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
6600 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
6601 types that needs constructiong.
6602 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
6604 2019-02-12 Richard Biener <rguenther@suse.de>
6606 PR tree-optimization/89253
6607 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
6610 2019-02-11 David Malcolm <dmalcolm@redhat.com>
6613 * input.c (selftest::test_line_offset_overflow): New selftest.
6614 (selftest::input_c_tests): Call it.
6616 2019-02-11 Martin Sebor <msebor@redhat.com>
6618 PR tree-optimization/88771
6619 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
6620 when -Wstringop-overflow is set.
6621 (builtin_memref::builtin_memref): Adjust excessive upper bound
6622 only when lower bound is not excessive.
6623 (maybe_diag_overlap): Detect and diagnose excessive bounds via
6624 -Wstringop-ovefflow.
6625 (maybe_diag_offset_bounds): Rename...
6626 (maybe_diag_access_bounds): ...to this.
6627 (check_bounds_or_overlap): Adjust for name change above.
6629 2019-02-11 Martin Sebor <msebor@redhat.com>
6632 * builtins.c (max_object_size): Move from here...
6633 * builtins.h (max_object_size): ...and here...
6634 * tree.c (max_object_size): ...to here...
6635 * tree.h (max_object_size): ...and here.
6637 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
6639 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
6640 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
6641 for correct semantics.
6643 2019-02-11 Alan Modra <amodra@gmail.com>
6645 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
6646 -mlongcall and -mpltseq.
6647 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
6648 (RS/6000 and PowerPC Options <-mpltseq>): Document.
6649 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
6650 * config/rs6000/sysv4.opt (mpltseq): New option.
6651 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
6652 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
6653 support is lacking. Don't allow -mpltseq with -mbss-plt.
6654 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
6655 -mpltseq given for ELFv1.
6656 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
6657 Only use UNSPEC_PLTSEQ for inline PLT calls.
6658 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
6659 use UNSPEC_PLTSEQ for inline PLT calls.
6660 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
6661 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
6662 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
6663 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
6664 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
6665 (pltseq_mtctr_<mode>): Likewise.
6667 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6669 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
6671 * configure: Regenerate.
6673 2019-02-11 Jakub Jelinek <jakub@redhat.com>
6676 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
6679 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
6681 * function.c (assign_parm_setup_block): Use the stored
6682 size, not the passed size, when allocating stack-space,
6683 also for a parameter with alignment larger than
6684 MAX_SUPPORTED_STACK_ALIGNMENT.
6686 2019-02-11 Martin Liska <mliska@suse.cz>
6689 * ipa-cp.c (build_toporder_info): Remove usage of a param.
6690 * ipa-inline.c (inline_small_functions): Likewise.
6691 * ipa-pure-const.c (propagate_pure_const): Likewise.
6692 (propagate_nothrow): Likewise.
6693 * ipa-reference.c (propagate): Likewise.
6694 * ipa-utils.c (struct searchc_env): Remove unused field.
6695 (searchc): Always search across AVAIL_INTERPOSABLE.
6696 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
6697 the only called IPA pure const can properly not propagate
6698 across interposable boundary.
6699 * ipa-utils.h (ipa_reduced_postorder): Remove param.
6701 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
6703 * config/nds32/nds32.md (call_internal, call_value_internal,
6704 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
6706 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
6708 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
6711 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
6713 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
6716 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
6718 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
6720 2019-02-10 Jakub Jelinek <jakub@redhat.com>
6722 PR tree-optimization/89268
6723 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
6724 if preds is non-NULL.
6726 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6729 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
6732 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
6734 * config/nds32/nds32.md (trap): New pattern.
6736 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
6738 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
6741 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
6743 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
6746 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6748 * ipa-visibility.c (localize_node): Also do not localize
6749 LDPR_PREVAILING_DEF_IRONLY_EXP.
6751 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6754 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
6755 instead of type_with_linkage.
6757 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
6760 * params.def (uninlined-function-insns, uninlined-function-time,
6761 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
6762 bound so we don't get overflows.
6764 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
6766 * config/rs6000/rs6000-string.c (expand_compare_loop,
6767 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
6770 2019-02-09 Jakub Jelinek <jakub@redhat.com>
6773 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6774 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
6775 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
6777 2019-02-09 Alan Modra <amodra@gmail.com>
6780 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
6781 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
6784 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
6787 * lra-constraints.c (process_alt_operands): Don't increase reject
6788 for memory when offset memory is required.
6790 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
6792 * config/s390/vector.md: Implement vector copysign.
6794 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
6796 * expr.c (expand_constructor): Correct indentations.
6798 2019-02-08 Richard Biener <rguenther@suse.de>
6800 PR tree-optimization/89247
6801 * tree-if-conv.c: Include tree-cfgcleanup.h.
6802 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
6803 (tree_if_conversion): Pass through predicate vector.
6804 (pass_if_conversion::execute): Do CFG cleanup and SSA update
6805 inline, see if any if-converted loops we refrece in
6806 LOOP_VECTORIZED calls vanished and fixup.
6807 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
6809 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
6811 * config/s390/constraints.md (jdd): New constraint.
6813 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
6816 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
6817 upper 16 vector registers without TARGET_AVX512VL.
6818 (*movti_internal): Likewise.
6820 2019-02-08 Jakub Jelinek <jakub@redhat.com>
6822 PR rtl-optimization/89234
6823 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
6824 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
6825 (copy_reg_eh_region_note_backward): Likewise.
6827 2019-02-08 Richard Biener <rguenther@suse.de>
6830 * tree-data-ref.c (initialize_matrix_A): Fail if constant
6832 (analyze_subscript_affine_affine): Handle failure from
6833 initialize_matrix_A.
6835 2019-02-08 Jakub Jelinek <jakub@redhat.com>
6837 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
6840 2019-02-07 David Malcolm <dmalcolm@redhat.com>
6842 PR tree-optimization/86637
6843 PR tree-optimization/89235
6844 * tree-vect-loop.c (optimize_mask_stores): Add an
6845 auto_purge_vect_location sentinel to ensure that vect_location is
6848 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
6849 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
6850 to ensure that vect_location is purged on exit.
6851 (pass_slp_vectorize::execute): Likewise, replacing the manual
6853 * tree-vectorizer.h (class auto_purge_vect_location): New class.
6855 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6857 * config/aarch64/iterators.md (max_opp): New code_attr.
6858 (USMAX): New code iterator.
6859 * config/aarch64/predicates.md (aarch64_smin): New predicate.
6860 (aarch64_smax): Likewise.
6861 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
6862 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
6865 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
6868 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
6869 for TARGET_AVX512VL.
6870 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
6872 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
6874 * config/s390/s390-builtin-types.def: Add new types.
6875 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
6876 (s390_vec_xlw4): Make the memory operand into a const pointer.
6877 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
6879 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
6880 a new vector type with the alignment of the scalar memory operand.
6882 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
6883 Jakub Jelinek <jakub@redhat.com>
6886 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
6887 arm_count_ldrdstrd_insns): New declarations.
6888 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
6890 (valid_operands_ldrd_strd): New function.
6891 (arm_count_ldrdstrd_insns): New function.
6892 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
6893 sets instead of single DImode set and define new insns to match this.
6895 2019-02-07 Tamar Christina <tamar.christina@arm.com>
6897 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
6898 Make it a C initializer.
6900 2019-02-07 Tamar Christina <tamar.christina@arm.com>
6903 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
6905 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6907 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
6908 Use neon_dot<q> for type.
6909 (neon_<sup>dot_lane<vsi2qi>): Likewise.
6911 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6913 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
6914 Use neon_dot<q> for type.
6915 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
6916 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
6918 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
6920 PR rtl-optimization/89225
6921 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
6924 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
6926 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
6927 after restoring registers saved to allocate the frame on Windows.
6929 2019-02-06 Richard Biener <rguenther@suse.de>
6931 PR tree-optimization/89182
6932 * graphite.h (cached_scalar_evolution_in_region): Declare.
6933 * graphite.c (struct seir_cache_key): New.
6934 (struct sese_scev_hash): Likewise.
6935 (seir_cache): New global.
6936 (cached_scalar_evolution_in_region): New function.
6937 (graphite_transform_loops): Allocate and release seir_cache.
6938 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
6939 cached_scalar_evolution_in_region.
6940 * graphite-scop-detection.c (scop_detection::can_represent_loop):
6942 (scop_detection::graphite_can_represent_expr: Use
6943 cached_scalar_evolution_in_region.
6944 (scop_detection::stmt_simple_for_scop_p): Likewise.
6945 (find_params_in_bb): Likewise.
6946 (gather_bbs::before_dom_children): Likewise.
6947 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
6948 (add_loop_constraints): Likewise.
6950 2019-02-06 Jakub Jelinek <jakub@redhat.com>
6953 * fold-const-call.c (fold_const_vec_convert): Pass true as last
6954 operand to new_unary_operation only if both element types are integral
6955 and it isn't a widening conversion. Return NULL_TREE if
6956 new_unary_operation failed.
6958 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
6961 * config/s390/s390.md: Remove load and test FP splitter.
6963 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
6966 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
6967 expand_compare_loop, expand_block_compare_gpr,
6968 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
6969 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
6970 #include "profile-count.h" and "predict.h" for types and functions
6971 needed to work with REG_BR_PROB notes.
6973 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
6976 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
6977 for the long branch case.
6979 2019-02-05 Jakub Jelinek <jakub@redhat.com>
6982 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
6983 can throw, non-call exceptions are enabled and we can't delete
6984 dead exceptions or alter cfg. Set must_clean if
6985 delete_insn_and_edges returns true, don't set it blindly for calls.
6986 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
6988 PR rtl-optimization/89195
6989 * combine.c (make_extraction): For MEMs, don't extract bytes outside
6990 of the original MEM.
6992 2019-02-05 Martin Liska <mliska@suse.cz>
6994 PR gcov-profile/89000
6995 * gcov.c (function_summary): Remove argument.
6996 (file_summary): New function.
6997 (print_usage): Replace tabs with spaces.
6998 (generate_results): Use new function file_summary.
7000 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7003 * optabs.c (prepare_cmp_insn): Pass x and y to
7004 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
7006 2019-02-05 Richard Biener <rguenther@suse.de>
7009 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
7010 (struct bitmap_element): Drop chain_prev so we properly recurse on
7011 the prev member, supporting tree views.
7012 (struct bitmap_head): GTY skip the obstack member.
7014 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
7017 * doc/extend.texi (Vector Extensions): Add an example of using vector
7018 types together with x86 intrinsics.
7020 2019-02-04 Alan Modra <amodra@gmail.com>
7022 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
7023 str[] size to 160, and comment.
7025 2019-02-04 Alan Modra <amodra@gmail.com>
7027 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
7028 (rs6000_pltseq_template): Guard output of TLS markers with
7030 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
7031 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
7032 to use inline PLT sequences.
7033 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7034 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7035 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
7037 2019-02-04 Martin Liska <mliska@suse.cz>
7040 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
7041 out when ipa_fn_summaries does not contain entry for callee.
7043 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
7045 * config/sparc/sparc.h: Remove superfluous blank lines.
7046 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
7047 (got_register_rtx): ...this.
7048 (sparc_got): Adjust to above renaming.
7049 (sparc_tls_got): Likewise.
7050 (sparc_delegitimize_address): Likewise.
7051 (sparc_output_mi_thunk): Likewise.
7052 (sparc_init_pic_reg): Likewise.
7053 (save_local_or_in_reg_p): Fix test on the GOT register.
7054 (USE_HIDDEN_LINKONCE): Move around.
7055 (get_pc_thunk_name): Likewise.
7056 (gen_load_pcrel_sym): Likewise.
7057 (load_got_register): Likewise.
7059 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
7061 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
7062 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
7064 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7066 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
7069 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7071 * config.gcc (with_nds32_lib, glibc):
7072 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
7073 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
7074 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
7076 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
7079 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
7080 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
7081 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
7082 (*rcpsf2_sse): Ditto.
7083 (*rsqrtsf2_sse): Ditto.
7084 (sse4_1_round<mode<2): Ditto.
7086 2019-02-03 Richard Biener <rguenther@suse.de>
7089 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
7092 2019-02-02 Jakub Jelinek <jakub@redhat.com>
7095 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7096 Punt with warning on aggregate return or argument types. Ignore
7097 type/mode checking for uniform arguments.
7099 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7101 * combine.c (try_combine): Do not print "Can't combine" messages unless
7102 printing failed combination attempts.
7104 2019-02-01 Martin Jambor <mjambor@suse.cz>
7107 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
7108 segment and global segment variables before making them static.
7110 2019-02-01 Martin Jambor <mjambor@suse.cz>
7112 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
7113 missed optimization dump with dump_enabled_p.
7115 2019-02-01 Richard Biener <rguenther@suse.de>
7118 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
7119 the instantiate cache.
7120 (instantiate_scev_binary): Elide second operand procesing
7121 if equal to the first.
7122 * tree-chrec.c (chrec_contains_symbols): Add visited set.
7123 (chrec_contains_undetermined): Likewise.
7124 (tree_contains_chrecs): Likewise.
7126 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
7128 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
7130 2019-02-01 Jakub Jelinek <jakub@redhat.com>
7132 PR tree-optimization/89143
7133 * wide-int-range.h (wide_int_range_absu): Declare.
7134 * wide-int-range.cc (wide_int_range_absu): New function.
7135 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
7137 PR tree-optimization/88107
7138 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
7139 instead of assertion that eh_region_outermost is non-NULL, if it
7140 is NULL, set *ALL to true and return NULL.
7141 (move_sese_region_to_fn): Adjust caller, if all is set, call
7142 duplicate_eh_regions with NULL region.
7144 2019-02-01 Richard Biener <rguenth@suse.de>
7146 PR rtl-optimization/88593
7147 * mode-switching.c (optimize_mode_switching): Free dominators before
7148 calling cleanup_cfg.
7150 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
7152 PR tree-optimization/88932
7153 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
7155 2019-01-31 Jakub Jelinek <jakub@redhat.com>
7158 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
7159 bogus clang warning.
7161 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
7164 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
7165 alternative to avoid partial SSE register stall for TARGET_AVX.
7166 (truncdfsf2): Ditto.
7167 (sse4_1_round<mode>2): Ditto.
7169 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
7171 PR tree-optimization/89008
7172 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
7173 process anything of the form X * 0.
7175 2019-01-31 Richard Biener <rguenther@suse.de>
7177 PR tree-optimization/89135
7178 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
7179 with abnormal preds.
7181 2019-01-31 Jakub Jelinek <jakub@redhat.com>
7184 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
7185 always_inline callees into no_sanitize_address callers.
7187 2019-01-31 Richard Biener <rguenther@suse.de>
7189 PR rtl-optimization/89115
7190 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
7192 2019-01-30 Martin Sebor <msebor@redhat.com>
7195 * doc/extend.texi (cast to a union): Correct and expand.
7197 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
7199 PR rtl-optimization/87246
7200 * lra-constraints.c (simplify_operand_subreg): Reload memory
7201 in subreg if the address became invalid.
7203 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
7206 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
7207 Disable for little-endian.
7209 2019-01-30 Richard Biener <rguenther@suse.de>
7211 PR rtl-optimization/89115
7212 * opts.c (default_options_optimization): Reduce
7213 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
7214 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
7217 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
7219 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
7220 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
7221 type of vector element when vec_extract is implemented by direct
7224 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
7226 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
7228 2019-01-30 Richard Biener <rguenther@suse.de>
7230 PR tree-optimization/89111
7231 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
7232 canonicalization to appropriately sized access types.
7234 2019-01-30 Jakub Jelinek <jakub@redhat.com>
7237 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
7238 for arguments to functions that are TU-local and shouldn't be
7239 referenced by assembly.
7241 2019-01-30 Ulrich Drepper <drepper@redhat.com>
7243 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
7246 2019-01-29 Martin Sebor <msebor@redhat.com>
7249 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
7251 2019-01-29 Jakub Jelinek <jakub@redhat.com>
7255 * omp-simd-clone.c (simd_clone_clauses_extract)
7256 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
7257 OMP_CLAUSE_ALIGNED_ALIGNMENT.
7259 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
7261 * config.gcc: Force .init_array for ARC.
7263 2019-01-29 Richard Biener <rguenther@suse.de>
7266 * dwarf2out.c (collect_skeleton_dies): New helper.
7267 (copy_decls_for_unworthy_types): Call it.
7268 (build_abbrev_table): Assert we do not try to replace
7269 DW_AT_signature refs with local refs.
7271 2019-01-28 Jakub Jelinek <jakub@redhat.com>
7274 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
7275 for lastprivate/linear IV, push gimplify context around gimplify_assign
7276 and, if it needed any temporaries, pop it into a gimple bind around the
7279 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
7281 * common.opt (-Wattribute-alias): Remove "no-" from name.
7282 Make -Wattribute-alias command line option and
7283 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
7285 2019-01-28 Jakub Jelinek <jakub@redhat.com>
7288 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
7289 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
7291 (bmi2): Add missing @opindex.
7292 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
7293 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
7294 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
7295 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
7296 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
7297 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
7298 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
7299 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
7300 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
7301 xsavec, xsaveopt and xsaves options.
7303 2019-01-28 Richard Biener <rguenther@suse.de>
7306 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
7309 2019-01-28 Richard Biener <rguenther@suse.de>
7311 PR tree-optimization/88739
7312 * tree-cfg.c (verify_types_in_gimple_reference): Verify
7313 BIT_FIELD_REFs only are applied to mode-precision operands
7314 when they are integral.
7315 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
7316 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
7317 BIT_FIELD_REFs of non-mode-precision integral operands.
7319 2019-01-27 Jakub Jelinek <jakub@redhat.com>
7322 * config/i386/sse.md
7323 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
7324 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
7325 first constants in pairs are multiples of 2. Formatting fixes.
7326 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
7327 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
7328 first constants in each quadruple are multiples of 4. Formatting fixes.
7330 2019-01-26 Martin Jambor <mjambor@suse.cz>
7333 * tree-inline.c: Include tree-cfgcleanup.h.
7334 (delete_unreachable_blocks_update_callgraph): Move...
7335 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
7336 ...here, make externally visible, make second argument bool, adjust
7338 * tree-cfgcleanup.c: Include cgraph.h.
7339 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
7341 * ipa-prop.c: Include tree-cfgcleanup.h.
7342 (ipcp_transform_function): Call
7343 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
7345 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
7347 PR rtl-optimization/88846
7348 * ira.c (process_set_for_memref_referenced_p): New.
7349 (memref_referenced_p): Add new param. Use
7350 process_set_for_memref_referenced_p. Add new switch cases.
7351 (memref_used_between_p): Pass new arg to memref_referenced_p.
7353 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
7356 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
7357 argument ABI_BREAK. Set to true if the calculated alignment has
7358 changed in gcc-9. Check bit-fields for their base type alignment.
7359 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
7360 (aarch64_function_arg_boundary): Likewise.
7361 (aarch64_gimplify_va_arg_expr): Likewise.
7363 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
7366 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
7367 instead of accessing TREE_INT_CST_ELT directly.
7369 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
7371 * doc/sourcebuild.texi (Environment attributes): Add fenv and
7372 fenv_exceptions description.
7374 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
7376 PR rtl-optimization/87763
7377 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
7378 Allow SUBREG when matching CC_NZmode compare.
7380 2019-01-25 Richard Biener <rguenther@suse.de>
7382 PR tree-optimization/89049
7383 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
7384 Look at the pattern stmt to determine if the stmt is vectorized.
7386 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
7388 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
7389 (pred_mov<mode>): Handle all-register forms using both a new
7390 alternative and a split.
7392 2019-01-25 Richard Biener <rguenther@suse.de>
7394 PR tree-optimization/86865
7395 * graphite-scop-detection.c (scop_detection::can_represent_loop):
7396 Reject non-do-while loops.
7398 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
7400 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
7401 * config/rs6000/constraints.md (Q constraint): Use REG_P.
7402 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
7403 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
7404 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
7405 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7406 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
7407 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
7408 vlogical_operand, gpc_reg_operand, int_reg_operand,
7409 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
7410 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
7411 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
7412 (save_world_operation, restore_world_operation, lmw_operation,
7413 stmw_operation): Use MEM_P and REG_P.
7414 (tie_operand): Use MEM_P.
7415 (vrsave_operation, crsave_operation): Use REG_P.
7416 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
7417 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
7418 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
7419 (call_operand): Use HARD_REGISTER_P.
7420 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
7422 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
7423 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
7424 quad_aligned_load_p, replace_swapped_aligned_store,
7425 recombine_lvx_pattern, replace_swapped_aligned_load,
7426 recombine_stvx_pattern): Use MEM_P.
7427 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
7428 Use MEM_P and SYMBOL_REF_P.
7429 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
7430 (insn_is_swappable_p): Use REG_P and MEM_P.
7431 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
7432 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
7434 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
7436 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
7438 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
7439 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
7440 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
7441 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
7443 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
7444 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
7445 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
7446 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
7447 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
7448 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
7449 rs6000_split_logical_di): Use CONST_INT_P.
7450 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
7451 REG_P and SYMBOL_REF_P.
7452 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
7453 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
7454 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
7455 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
7456 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
7457 (small_data_operand, print_operand_address): Use CONST_INT_P and
7459 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
7460 (rs6000_init_hard_regno_mode_ok, direct_move_p):
7461 Use HARD_REGISTER_NUM_P.
7462 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
7463 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
7464 SUBREG_P and SYMBOL_REF_P.
7465 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
7466 and HARD_REGISTER_NUM_P.
7467 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
7469 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
7470 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
7472 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
7473 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
7474 find_addr_reg): Use REG_P.
7475 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
7476 (rs6000_emit_le_vsx_move): Use SUBREG_P.
7477 (offsettable_ok_by_alignment, constant_pool_expr_p,
7478 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
7479 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
7480 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
7481 rs6000_assemble_integer, create_TOC_reference,
7482 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
7483 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
7484 (rs6000_split_vec_extract_var): Use reg_or_subregno.
7485 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
7486 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
7487 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7488 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7489 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
7490 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
7491 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
7492 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
7493 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
7494 and cbranch<mode>4): Use CONST_INT_P.
7495 (multiple define_splits): Use REG_P and SUBREG_P.
7496 (define_expands call, call_value): Use MEM_P.
7497 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
7498 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
7499 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
7500 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
7501 and HARD_REGISTER_NUM_P.
7502 (multiple define_splits): Use HARD_REGISTER_NUM_P.
7504 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
7506 PR rtl-optimization/88948
7507 * rtl.h (prepare_copy_insn): New prototype.
7508 * gcse.c (prepare_copy_insn): New function, split out from
7509 process_insert_insn.
7510 (process_insert_insn): Use prepare_copy_insn.
7511 * store-motion.c (replace_store_insn): Use prepare_copy_insn
7512 instead of gen_move_insn.
7514 2019-01-24 Jakub Jelinek <jakub@redhat.com>
7517 * config/i386/i386.c (ix86_pic_register_p): Return true for
7520 PR tree-optimization/88964
7521 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
7522 punt if HONOR_SNANS (chrec).
7525 * tree-nested.c (convert_nonlocal_reference_stmt,
7526 convert_local_reference_stmt, convert_tramp_reference_stmt,
7527 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
7528 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
7531 PR tree-optimization/89027
7532 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
7533 for "omp simd array" variables.
7535 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
7538 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
7539 force the alignment of m_val.
7541 2019-01-24 Richard Biener <rguenther@suse.de>
7544 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
7545 When in "legacy" debug mode make sure to reset self-origins.
7547 2019-01-24 Martin Liska <mliska@suse.cz>
7549 PR gcov-profile/88994
7550 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
7551 result will be always smaller or equal to the original.
7552 * gcov.c (mangle_name): Fix else branch where we should
7553 also copy to PTR and shift the pointer.
7555 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7557 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
7558 * vr-values.c (find_case_label_ranges): Fix a comment typo.
7560 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
7562 * common/config/i386/i386-common.c
7563 (OPTION_MASK_ISA_ENQCMD_SET,
7564 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
7565 (ix86_handle_option): Handle -menqcmd.
7566 * config.gcc (enqcmdintrin.h): New header file.
7567 * config/i386/cpuid.h (bit_ENQCMD): New bit.
7568 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
7570 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
7572 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
7573 __builtin_ia32_enqcmds): New builtins.
7574 * config/i386/i386-c.c (__ENQCMD__): New macro.
7575 * config/i386/i386-option.c (ix86_target_string): Add
7577 (ix86_valid_target_attribute_inner_p): Likewise.
7578 * config/i386/i386-expand.c
7579 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
7580 IX86_BUILTIN_ENQCMDS.
7581 * config/i386/i386.h (TARGET_ENQCMD): New.
7582 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
7583 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
7584 (movdir64b_<mode>): Parameterize to enable share expansion code
7585 with ENQCMD in function ix86_expand_builtin.
7586 * config/i386/i386.opt: Add -menqcmd.
7587 * config/i386/immintrin.h: Include enqcmdintrin.h.
7588 * config/i386/enqcmdintrin.h: New intrinsic file.
7589 * doc/invoke.texi: Add -menqcmd.
7591 2019-01-23 Bin Cheng <bin.cheng@arm.com>
7592 Steve Ellcey <sellcey@marvell.com>
7595 * recog.c (address_operand): Return false on wrong mode for address.
7596 (constrain_operands): Check for mode with 'p' constraint.
7598 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
7601 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
7602 Disparage MMX alternative.
7603 (sse2_cvtpd2pi): Ditto.
7604 (sse2_cvttpd2pi): Ditto.
7606 2019-01-23 David Malcolm <dmalcolm@redhat.com>
7609 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
7610 use-after-free of the result of
7611 aarch64_get_extension_string_for_isa_flags.
7613 2019-01-23 Jakub Jelinek <jakub@redhat.com>
7616 * doc/extend.texi: Document break and continue behavior in
7617 statement expressions.
7619 2019-01-23 Richard Biener <rguenther@suse.de>
7621 PR tree-optimization/89008
7622 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
7623 not leave another stray operand.
7625 2019-01-23 Jakub Jelinek <jakub@redhat.com>
7627 * BASE-VER: Bump to 9.0.1.
7629 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
7631 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
7632 thunk that returns by reference, use the type of the return object
7633 of the thunk instead of that of the alias to build the dereference.
7635 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
7637 * config/arc/atomic.md: Add operand to DMB instruction.
7639 2019-01-23 Jakub Jelinek <jakub@redhat.com>
7641 PR tree-optimization/88964
7642 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
7643 build_zero_cst instead of build_int_cst. Return false for loop
7644 invariants which honor signed zeros.
7646 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
7648 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
7650 2019-01-22 Jakub Jelinek <jakub@redhat.com>
7653 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
7654 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
7655 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
7658 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
7659 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
7662 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
7663 Disable for little endian.
7665 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
7668 * config/arm/arm.c (arm_needs_double_word_align): Check
7669 DECL_BIT_FIELD_TYPE.
7671 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
7672 H.J. Lu <hongjiu.lu@intel.com>
7675 * config/i386/i386-builtin.def: Add mask2 to all builtin
7676 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
7678 * config/i386/i386.c (BDESC): Add mask2 to the definition.
7679 (BDESC_FIRST): Likewise.
7680 (define_builtin): Add an argument for mask2. Updated to handle
7681 both ix86_isa_flags and ix86_isa_flags2.
7682 (define_builtin_const): Likewise.
7683 (define_builtin_pure): Likewise.
7684 (define_builtin2): Deleted.
7685 (define_builtin_const2): Likewise.
7686 (builtin_description): Add a member, mask2.
7687 (bdesc_*): Add mask2 to builtin initializations.
7688 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
7689 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
7691 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
7693 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
7696 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
7699 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
7702 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
7703 alignment is dominated by a bitfield with 64-bit aligned base type.
7704 (arm_function_arg): Emit a warning if the alignment has changed since
7705 earlier GCC releases.
7706 (arm_function_arg_boundary): Likewise.
7707 (arm_setup_incoming_varargs): Likewise.
7709 2019-01-22 Richard Biener <rguenther@suse.de>
7711 PR tree-optimization/88862
7712 * graphite-scop-detection.c
7713 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
7715 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
7717 * doc/extend.tex (AMD GCN Function Attributes): New section.
7718 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
7719 * doc/invoke.texi (AMD GCN Options): New section.
7720 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
7722 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
7724 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
7725 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
7727 2019-01-22 Jakub Jelinek <jakub@redhat.com>
7729 PR tree-optimization/88044
7730 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
7731 is false in the first iteration, but !every_iteration, return false
7732 instead of true with niter->niter zero.
7734 PR rtl-optimization/88904
7735 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
7736 any nonequal registers before processing BB_END (b).
7739 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
7741 (expand_binop_directly, expand_doubleword_clz,
7742 expand_doubleword_popcount, expand_ctz, expand_ffs,
7743 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
7745 PR rtl-optimization/49429
7747 PR rtl-optimization/86334
7749 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
7750 addressable from here...
7751 (emit_block_op_via_libcall): ... to here.
7753 2019-01-22 Richard Biener <rguenther@suse.de>
7755 * tree-vect-loop.c (vect_analyze_loop_operations): Use
7756 auto_vec for cost vector to fix memleak.
7757 (vectorize_fold_left_reduction): Properly gather SLP defs.
7758 (vectorizable_comparison): Do not swap operands to properly
7761 2019-01-22 Alan Modra <amodra@gmail.com>
7764 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
7765 stays a reg. Allow a const_int.
7766 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
7767 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
7768 (IS_NOMARK_TLSGETADDR): Define.
7769 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
7770 (rs6000_output_tlsargs): New function.
7771 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
7772 __tls_get_addr call takes an arg.
7773 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
7774 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
7776 (call_value_nonlocal_sysv): ..or here, delete split.
7777 (tls_gdld_nomark): Delete.
7778 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
7779 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
7780 (call_value_nonlocal_sysv): Likewise.
7781 (call_value_nonlocal_sysv_secure): Likewise.
7782 (call_value_nonlocal_aix): Likewise.
7783 (call_value_indirect_aix): Likewise.
7784 (call_value_indirect_elfv2): Likewise.
7785 (call_value_local32, call_value_local64): Disable for no-mark tls.
7786 (call_value_local_aix): Likewise.
7788 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
7791 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
7792 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
7794 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
7796 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
7797 string contents as hash_map keys.
7799 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7802 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
7803 for rvalue context. Handle rvalues correctly. Use min_align_of_type
7804 instead of TYPE_ALIGN.
7805 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
7806 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
7807 pointer from TYPE_STUB_DECL.
7809 2019-01-21 Richard Biener <rguenther@suse.de>
7811 PR tree-optimization/88934
7812 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
7813 at the possibly non-constant operand.
7814 (vect_get_constant_vectors): Adjust.
7816 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
7819 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
7820 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
7821 instead of _X86INTRIN_H_INCLUDED.
7822 * onfig/i386/clwbintrin.h: Likewise.
7823 * config/i386/pkuintrin.h: Likewise.
7824 * config/i386/prfchwintrin.h: Likewise.
7825 * config/i386/rdseedintrin.h: Likewise.
7826 * config/i386/wbnoinvdintrin.h: Likewise.
7827 * config/i386/xsavecintrin.h: Likewise.
7828 * config/i386/xsavesintrin.h: Likewise.
7829 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
7830 * config/i386/xsaveintrin.h: Likewise.
7831 * config/i386/xsaveoptintrin.h: Likewise.
7832 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
7833 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
7834 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
7835 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
7836 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
7837 * config/i386/immintrin.h: Here.
7839 2019-01-20 Martin Jambor <mjambor@suse.cz>
7842 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
7843 with aa_walk_budget.
7844 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
7845 aa_walk_budget_p parameter.
7846 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
7847 walk. Updated all callers.
7848 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
7849 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
7851 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
7852 parameter info. Extract info from fbi. Pass fbi to recursive calls
7853 and to unmodified_parm.
7854 (phi_result_unknown_predicate): New parameter fbi, removed parameter
7855 info, updated call to will_be_nonconstant_expr_predicate.
7856 (param_change_prob): New parameter fbi, limit AA walking.
7857 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
7858 calls to various above functions.
7859 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
7860 parameter. Use it to limit AA walking.
7861 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
7863 (detect_type_change): New parameter fbi, pass it on to
7864 detect_type_change_from_memory_writes.
7865 (detect_type_change_ssa): Likewise.
7866 (aa_overwalked): Removed.
7867 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
7868 accordingly, adjust to the neew AA limiting scheme.
7869 (parm_ref_data_preserved_p): Likewise.
7870 (ipa_compute_jump_functions_for_edge): Adjust call to
7872 (ipa_analyze_call_uses): Likewise.
7873 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
7874 (ipa_analyze_node): Initialize aa_walk_budget.
7875 (ipcp_transform_function): Likewise.
7876 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
7877 to get_dynamic_type.
7879 2019-01-19 Jakub Jelinek <jakub@redhat.com>
7881 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
7882 outside of #if CHECKING_P code.
7884 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
7886 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
7887 New function, split out from...
7888 (loop_versioning::analyze_stride): ...here.
7889 (loop_versioning::find_per_loop_multiplication): Use gassign.
7890 (loop_versioning::analyze_term_using_scevs): Return a success code.
7891 (loop_versioning::analyze_arbitrary_term): New function.
7892 (loop_versioning::analyze_address_fragment): Use
7893 analyze_arbitrary_term if all else fails.
7895 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
7898 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
7901 2019-01-18 Richard Biener <rguenther@suse.de>
7903 PR tree-optimization/88903
7904 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
7905 scalar stmts a SLP shift amount is composed of when detecting
7908 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
7911 * config/arm/arm-cpus.in (mp): New feature.
7913 (fgroup ARMv7ve): Add mp and sec features.
7914 (arch armv7-a): Add options to allow mp and sec extensions.
7915 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
7916 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
7917 extenstions to the base architecture.
7918 (cpu cortex-a8): Add sec extension to the base architecture.
7919 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
7920 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
7921 variants down to the base v7-a varaint.
7922 * config/arm/t-multilib (v7_a_arch_variants): New variable.
7923 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
7924 of permitted extensions for -march=armv7-a and for
7925 -mcpu=generic-armv7-a.
7927 2019-01-18 Martin Liska <mliska@suse.cz>
7929 * params.def: Fix comment.
7930 * tree-profile.c (gimple_init_gcov_profiler): Bump function
7932 (gimple_gen_ic_func_profiler): Likewise.
7934 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7936 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
7937 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
7938 and put in error checks for stack protector guard options.
7939 (aarch64_stack_protect_guard): New.
7940 (TARGET_STACK_PROTECT_GUARD): Define.
7941 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
7942 (reg_stack_protect_address<mode>): New.
7943 (stack_protect_set): Adjust for SSP_GLOBAL.
7944 (stack_protect_test): Likewise.
7945 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
7946 (-mstack-protector-guard): Likewise.
7947 (-mstack-protector-guard-offset): Likewise.
7949 2019-01-18 Jakub Jelinek <jakub@redhat.com>
7951 PR tree-optimization/86214
7952 * tree-inline.h (struct copy_body_data): Add
7953 add_clobbers_to_eh_landing_pads member.
7954 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
7955 (copy_edges_for_bb): Call it if EH edge destination is <
7956 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
7957 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
7958 if flag_stack_reuse != SR_NONE and clear it afterwards.
7960 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
7963 * doc/install.texi (with-multilib-list): Document for aarch64.
7965 2019-01-18 Jakub Jelinek <jakub@redhat.com>
7968 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
7969 (("..."))) with ("...").
7971 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7973 * doc/extend.texi (Built-in Functions for Memory Model Aware
7974 Atomic Operations): Document atomic fetch and nand.
7976 2019-01-18 Martin Liska <mliska@suse.cz>
7977 Richard Biener <rguenther@suse.de>
7980 * cgraph.h (create_version_clone_with_body): Add new argument
7982 * cgraphclones.c (cgraph_node::create_version_clone): Add
7983 DECL_ATTRIBUTES to a newly created decl. And call
7984 valid_attribute_p so that proper cl_target_optimization_node
7985 is set for the newly created declaration.
7986 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
7988 (expand_target_clones): Do not call valid_attribute_p, it must
7990 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
7993 2019-01-17 Jakub Jelinek <jakub@redhat.com>
7996 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
7997 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
7998 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
8000 2019-01-17 Martin Sebor <msebor@redhat.com>
8003 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
8004 Handle anti-ranges the same as no range at all.
8006 2018-01-17 Steve Ellcey <sellcey@cavium.com>
8008 * config/aarch64/aarch64.c (cgraph.h): New include.
8009 (intl.h): New include.
8010 (supported_simd_type): New function.
8011 (currently_supported_simd_type): Ditto.
8012 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
8013 (aarch64_simd_clone_adjust): Ditto.
8014 (aarch64_simd_clone_usable): Ditto.
8015 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
8016 (TARGET_SIMD_CLONE_ADJUST): Ditto.
8017 (TARGET_SIMD_CLONE_USABLE): Ditto.
8018 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
8019 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
8022 2019-01-17 Martin Sebor <msebor@redhat.com>
8024 PR tree-optimization/88800
8025 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
8026 NO_WARNING bit here. Avoid folding out-of-bounds calls.
8027 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
8028 redundant argument. Add new argument and issue diagnostics under
8029 its control. Detect out-of-bounds access even with warnings
8031 (check_bounds_or_overlap): Change return type. Add argument.
8032 (wrestrict_dom_walker::check_call): Adjust.
8033 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
8034 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
8035 check_bounds_or_overlap's return value.
8036 (handle_builtin_stxncpy): Same.
8037 (handle_builtin_strcat): Same.
8039 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8040 Kwok Cheung Yeung <kcy@codesourcery.com>
8041 Julian Brown <julian@codesourcery.com>
8042 Tom de Vries <tom@codesourcery.com>
8044 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
8046 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8048 * doc/sourcebuild.texi: Document dg-require-effective-target
8049 llvm_binutils and offload_gcn.
8051 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8052 Kwok Cheung Yeung <kcy@codesourcery.com>
8053 Julian Brown <julian@codesourcery.com>
8054 Tom de Vries <tom@codesourcery.com>
8056 * doc/sourcebuild.texi: Document dg-required-effective-target
8059 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8060 Kwok Cheung Yeung <kcy@codesourcery.com>
8061 Julian Brown <julian@codesourcery.com>
8062 Tom de Vries <tom@codesourcery.com>
8063 Jan Hubicka <hubicka@ucw.cz>
8064 Martin Jambor <mjambor@suse.cz>
8066 * config.gcc: Add amdgcn*-*-amdhsa configuration.
8067 * configure.ac: Check for dlopen.
8068 * configure: Regenerate.
8070 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8071 Kwok Cheung Yeung <kcy@codesourcery.com>
8072 Julian Brown <julian@codesourcery.com>
8073 Tom de Vries <tom@codesourcery.com>
8074 Jan Hubicka <hubicka@ucw.cz>
8075 Martin Jambor <mjambor@suse.cz>
8077 * common/config/gcn/gcn-common.c: New file.
8078 * config/gcn/driver-gcn.c: New file.
8079 * config/gcn/gcn-builtins.def: New file.
8080 * config/gcn/gcn-hsa.h: New file.
8081 * config/gcn/gcn-modes.def: New file.
8082 * config/gcn/gcn-opts.h: New file.
8083 * config/gcn/gcn-passes.def: New file.
8084 * config/gcn/gcn-protos.h: New file.
8085 * config/gcn/gcn-run.c: New file.
8086 * config/gcn/gcn-tree.c: New file.
8087 * config/gcn/gcn.c: New file.
8088 * config/gcn/gcn.h: New file.
8089 * config/gcn/gcn.opt: New file.
8090 * config/gcn/t-gcn-hsa: New file.
8092 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8093 Kwok Cheung Yeung <kcy@codesourcery.com>
8094 Julian Brown <julian@codesourcery.com>
8095 Tom de Vries <tom@codesourcery.com>
8096 Jan Hubicka <hubicka@ucw.cz>
8097 Martin Jambor <mjambor@suse.cz>
8099 * config/gcn/constraints.md: New file.
8100 * config/gcn/gcn-valu.md: New file.
8101 * config/gcn/gcn.md: New file.
8102 * config/gcn/predicates.md: New file.
8104 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
8106 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
8107 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
8108 (stmt_uses_0_or_null_in_undefined_way): Likewise.
8109 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
8111 2019-01-17 Tamar Christina <tamar.christina@arm.com>
8114 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
8115 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
8116 it and document registers.
8118 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8120 * config/aarch64/aarch64.c (ares_tunings): Define.
8121 * config/aarch64/aarch64-cores.def (ares): Use the above.
8123 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8127 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
8129 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
8130 (_mm512_fixupimm_round_pd): Update parameters and builtin.
8131 (_mm512_maskz_fixupimm_round_pd): Ditto.
8132 (_mm512_fixupimm_round_ps): Ditto.
8133 (_mm512_maskz_fixupimm_round_ps): Ditto.
8134 (_mm_fixupimm_round_sd): Ditto.
8135 (_mm_maskz_fixupimm_round_sd): Ditto.
8136 (_mm_fixupimm_round_ss): Ditto.
8137 (_mm_maskz_fixupimm_round_ss): Ditto.
8138 (_mm512_fixupimm_pd): Ditto.
8139 (_mm512_maskz_fixupimm_pd): Ditto.
8140 (_mm512_fixupimm_ps): Ditto.
8141 (_mm512_maskz_fixupimm_ps): Ditto.
8142 (_mm_fixupimm_sd): Ditto.
8143 (_mm_maskz_fixupimm_sd): Ditto.
8144 (_mm_fixupimm_ss): Ditto.
8145 (_mm_maskz_fixupimm_ss): Ditto.
8146 (_mm512_mask_fixupimm_round_pd): Update builtin.
8147 (_mm512_mask_fixupimm_round_ps): Ditto.
8148 (_mm_mask_fixupimm_round_sd): Ditto.
8149 (_mm_mask_fixupimm_round_ss): Ditto.
8150 (_mm512_mask_fixupimm_pd): Ditto.
8151 (_mm512_mask_fixupimm_ps): Ditto.
8152 (_mm_mask_fixupimm_sd): Ditto.
8153 (_mm_mask_fixupimm_ss): Ditto.
8154 * config/i386/avx512vlintrin.h:
8155 (_mm256_fixupimm_pd): Update parameters and builtin.
8156 (_mm256_maskz_fixupimm_pd): Ditto.
8157 (_mm256_fixupimm_ps): Ditto.
8158 (_mm256_maskz_fixupimm_ps): Ditto.
8159 (_mm_fixupimm_pd): Ditto.
8160 (_mm_maskz_fixupimm_pd): Ditto.
8161 (_mm_fixupimm_ps): Ditto.
8162 (_mm_maskz_fixupimm_ps): Ditto.
8163 (_mm256_mask_fixupimm_pd): Update builtin.
8164 (_mm256_mask_fixupimm_ps): Ditto.
8165 (_mm_mask_fixupimm_pd): Ditto.
8166 (_mm_mask_fixupimm_ps): Ditto.
8167 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
8168 * config/i386/i386-builtin.def: Update builtin definitions.
8169 * config/i386/i386.c: Handle new builtin types and remove useless ones.
8170 * config/i386/sse.md: Update VFIXUPIMM* patterns.
8171 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8172 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8173 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
8174 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8175 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8176 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
8177 * config/i386/subst.md:
8178 (round_saeonly_sd_mask_operand4): Add new subst_attr.
8179 (round_saeonly_sd_mask_op4): Ditto.
8180 (round_saeonly_expand_operand5): Ditto.
8181 (round_saeonly_expand): Update.
8183 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8187 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
8189 * config/i386/sse.md: Combine VFIXUPIMM* patterns
8190 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8191 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8192 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
8193 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8194 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8195 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
8197 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8201 2018-12-15 Jakub Jelinek <jakub@redhat.com>
8204 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
8205 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
8206 instead of UNSPEC_FIXUPIMM.
8208 2019-01-17 Richard Biener <rguenther@suse.de>
8211 * dwarf2out.c (want_pubnames): Never generate pubnames sections
8212 and friends for the LTO part of debug info.
8214 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8216 PR tree-optimization/86214
8217 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
8220 PR rtl-optimization/88870
8221 * dce.c (deletable_insn_p): Never delete const/pure calls that can
8222 throw if we can't alter the cfg or delete dead exceptions.
8223 (mark_insn): Don't call find_call_stack_args for such calls.
8225 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
8227 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
8228 prototypes for vec_st.
8229 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
8230 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
8231 mainly on signed/unsigned long long and double.
8233 2019-01-16 David Malcolm <dmalcolm@redhat.com>
8236 * combine.c (delete_noop_moves): Convert to "bool" return,
8237 returning true if any edges are eliminated.
8238 (combine_instructions): Also return true if delete_noop_moves
8241 2019-01-16 Tamar Christina <tamar.christina@arm.com>
8243 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
8244 correct max nunits for endian swap.
8245 (aarch64_expand_fcmla_builtin): Correct subreg code.
8246 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
8247 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
8250 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
8252 * config/alpha/alpha.c (alpha_gimplify_va_arg):
8253 Handle split indirect COMPLEX_TYPE arguments.
8255 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
8258 * config/aarch64/aarch64-modes.def: Add comment about how the carry
8259 bit is set by add and compare.
8260 (CC_ADC): New CC_MODE.
8261 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
8262 to cache the code and mode of X. Adjust the shape of a CC_Cmode
8263 comparison. Add detection for CC_ADCmode.
8264 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
8266 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
8267 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
8268 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
8269 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
8270 to eliminate the need for zero-extending the operands.
8271 (add<mode>3_compareC_imm): Delete. Merge into ...
8272 (add<mode>3_compareC): ... this. Restructure the comparison to
8273 eliminate the need for zero-extending the operands.
8274 (add<mode>3_carryin): Use LTU for the overflow detection.
8275 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
8276 Reexpress comparison for overflow.
8277 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
8278 (add<mode>3_carryinC): Likewise.
8279 (add<mode>3_carryinV): Use LTU for carry between partials.
8280 * config/aarch64/predicates.md (aarch64_carry_operation): Update
8281 handling of CC_Cmode and add CC_ADCmode.
8282 (aarch64_borrow_operation): Likewise.
8284 2019-01-16 Tamar Christina <tamar.christina@arm.com>
8286 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
8287 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
8288 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
8289 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
8291 2019-01-16 Martin Liska <mliska@suse.cz>
8293 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
8295 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
8297 * gcc.c (add_sysrooted_hdrs_prefix): New function.
8298 (path_prefix_reset): Move up in the source file.
8299 (find_fortran_preinclude_file): Make complex search for the
8300 fortran header files.
8302 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
8304 * godump.c (go_output_typedef): When outputting a typedef, refer
8305 to the underlying type by its name and not its structure.
8307 2019-01-15 David Malcolm <dmalcolm@redhat.com>
8310 * tree.c (build_function_type): Assert that arg_types is not
8313 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
8316 * doc/extend.texi: Document that listing the stack pointer in the
8317 clobber list of an asm is a deprecated feature.
8318 * common.opt (Wdeprecated): Moved from c-family/c.opt.
8319 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
8320 warning instead of an error for clobbers of the stack pointer.
8321 Add a note explaining why.
8323 2019-01-15 Richard Biener <rguenther@suse.de>
8326 * dwarf2out.c (gen_member_die): Do not generate inheritance
8329 2019-01-15 Richard Biener <rguenther@suse.de>
8331 PR tree-optimization/88855
8332 * tree-if-conv.c (combine_blocks): Collect
8333 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
8335 2019-01-15 Tom de Vries <tdevries@suse.de>
8338 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
8339 lhs == NULL_TREE for gang-level reduction.
8341 2019-01-15 Richard Biener <rguenther@suse.de>
8342 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8345 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
8346 return true if SSA_NAME is already marked in visited bitmap.
8347 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
8349 2019-01-15 Jakub Jelinek <jakub@redhat.com>
8351 PR tree-optimization/88775
8352 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
8353 equal == 0 equality pointer comparisons some more if compared in
8354 integral types and either one points to an automatic var and the
8355 other to a global, or we can prove at least one points to the middle
8356 or both point to start or both point to end.
8358 2019-01-14 Andi Kleen <ak@linux.intel.com>
8360 * Makefile.in: Lower autofdo sampling rate by 10x.
8361 * Makefile.tpl: Dito.
8363 2019-01-14 Tom Honermann <tom@honermann.net>
8365 * defaults.h: Define CHAR8_TYPE.
8367 2019-01-14 Martin Sebor <msebor@redhat.com>
8370 * doc/extend.texi (Darwin Format Checks): Clarify.
8372 2019-01-14 Richard Biener <rguenther@suse.de>
8374 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
8375 whether we are in (simplify ...) or (match ...) context.
8377 2019-01-14 Jakub Jelinek <jakub@redhat.com>
8379 PR rtl-optimization/88796
8380 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
8381 * cfgexpand.c (stack_protect_prologue): Initialize
8382 crtl->stack_protect_guard_decl.
8383 * function.c (stack_protect_epilogue): Use it instead of calling
8384 targetm.stack_protect_guard again.
8385 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
8386 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
8387 crtl->stack_protect_guard_decl.
8388 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
8389 on the returned MEM_EXPR.
8391 2019-01-12 Tom de Vries <tdevries@suse.de>
8393 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
8394 vector length using -fopenacc-dim.
8396 2019-01-12 Tom de Vries <tdevries@suse.de>
8398 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
8399 lengths into account.
8401 2019-01-12 Svante Signell <svante.signell@gmail.com>
8403 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
8404 (TARGET_CAN_SPLIT_STACK): Define.
8405 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
8407 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
8409 * params.def (inline-unit-growth): Set to 40.
8411 2019-01-12 Jakub Jelinek <jakub@redhat.com>
8413 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
8415 2019-01-12 Tom de Vries <tdevries@suse.de>
8417 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
8418 region calling vector-partitionable routine, set default_vector_length
8421 2019-01-12 Tom de Vries <tdevries@suse.de>
8423 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
8424 variable default_vector_length.
8426 2019-01-12 Tom de Vries <tdevries@suse.de>
8429 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
8430 from oacc_default_dims, as oacc_validate_dims would do it, and apply
8433 2019-01-12 Tom de Vries <tdevries@suse.de>
8435 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
8436 (nvptx_goacc_validate_dims): Add used parameter.
8437 * doc/tm.texi: Regenerate.
8438 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
8439 argument to call to targetm.goacc.validate_dims.
8440 (default_goacc_validate_dims): Add used
8442 * target.def (validate_dims): Add used parameter in DEFHOOK.
8443 * targhooks.h (default_goacc_validate_dims): Add used parameter.
8445 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8449 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
8451 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
8452 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
8453 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
8454 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
8456 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
8458 PR rtl-optimization/87305
8460 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
8461 for little endian pseudos used as paradoxical subreg.
8463 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8465 PR tree-optimization/88693
8466 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
8467 for STRING_CSTs that don't contain any NUL characters in the first
8468 TREE_STRING_LENGTH bytes.
8470 2019-01-11 Alan Modra <amodra@gmail.com>
8474 * genattrtab.c (min_fn): Don't translate values.
8475 (min_attr_value): Return INT_MAX when the value can't be calculated.
8476 Return minimum among any values that can be calculated.
8477 (max_attr_value): Adjust.
8479 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8481 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
8483 2019-01-11 Steve Ellcey <sellcey@marvell.com>
8485 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
8486 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
8487 (aarch64_return_call_with_max_clobbers): New function.
8488 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
8489 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
8491 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
8492 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
8493 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
8494 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
8495 * cselib.c (cselib_process_insn): Add argument to
8496 targetm.hard_regno_call_part_clobbered call.
8497 * ira-conflicts.c (ira_build_conflicts): Ditto.
8498 * ira-costs.c (ira_tune_allocno_costs): Ditto.
8499 * lra-constraints.c (inherit_reload_reg): Ditto.
8500 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
8501 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
8502 argument. Call targetm.return_call_with_max_clobbers.
8503 Add argument to targetm.hard_regno_call_part_clobbered call.
8504 (calls_have_same_clobbers_p): New function.
8505 (process_bb_lives): Add call_insn and last_call_insn variables.
8506 Pass call_insn to check_pseudos_live_through_calls.
8507 Modify if stmt to check targetm.return_call_with_max_clobbers.
8508 Update setting of flush variable.
8509 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
8511 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
8512 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
8513 targetm.hard_regno_call_part_clobbered call.
8514 * reginfo.c (choose_hard_reg_mode): Ditto.
8515 * regrename.c (check_new_reg_p): Ditto.
8516 * reload.c (find_equiv_reg): Ditto.
8517 * reload1.c (emit_reload_insns): Ditto.
8518 * sched-deps.c (deps_analyze_insn): Ditto.
8519 * sel-sched.c (init_regs_for_mode): Ditto.
8520 (mark_unavailable_hard_regs): Ditto.
8521 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
8522 * target.def (hard_regno_call_part_clobbered): Add insn argument.
8523 (return_call_with_max_clobbers): New target function.
8524 * doc/tm.texi: Regenerate.
8525 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
8526 * hooks.c (hook_bool_uint_mode_false): Change to
8527 hook_bool_insn_uint_mode_false.
8528 * hooks.h (hook_bool_uint_mode_false): Ditto.
8530 2019-01-11 Steve Ellcey <sellcey@marvell.com>
8532 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
8533 (aarch64_remove_extra_call_preserved_regs): New function.
8534 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
8535 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
8536 * doc/tm.texi: Regenerate.
8537 * final.c (get_call_reg_set_usage): Call new hook.
8538 * target.def (remove_extra_call_preserved_regs): New hook.
8539 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
8540 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
8542 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8545 * passes.c (finish_optimization_passes): Call print_combine_total_stats
8546 inside of pass_combine_1 dump rather than pass_profile_1.
8548 2019-01-11 Tom de Vries <tdevries@suse.de>
8550 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
8551 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
8552 (PTX_NUM_PER_WORKER_BARRIERS): Define.
8553 (nvptx_apply_dim_limits): Prevent vector_length 64 and
8556 2019-01-11 Tom de Vries <tdevries@suse.de>
8558 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
8560 2019-01-11 Jan Beulich <jbeulich@suse.com>
8562 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
8563 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
8564 sse2_cvtsi2sd): Add {l}.
8565 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
8568 2019-01-10 Jakub Jelinek <jakub@redhat.com>
8571 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
8573 (*float<floatunssuffix>v2div2sf2): New define_insn.
8574 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
8575 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
8576 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
8577 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
8578 match_operands with "const0_operand" "C".
8580 2019-01-10 Tamar Christina <tamar.christina@arm.com>
8582 * config/aarch64/aarch64-builtins.c
8583 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
8584 (aarch64_init_simd_builtins): ...Here
8586 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
8588 PR rtl-optimization/87305
8590 (setup_live_pseudos_and_spill_after_risky_transforms): Check
8591 allocation for big endian pseudos used as paradoxical subregs and
8592 spill them if it is wrong.
8593 * lra-constraints.c (lra_constraints): Add a comment.
8595 2019-01-10 Richard Biener <rguenther@suse.de>
8597 PR tree-optimization/88792
8598 * tree-ssa-pre.c (get_representative_for): Do not return a
8601 2019-01-10 Jakub Jelinek <jakub@redhat.com>
8605 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
8606 (assign_parm_setup_block): Do the argument slot realignment here
8609 2019-01-10 Stefan Agner <stefan@agner.ch>
8612 * config/arm/arm.c (arm_option_override_internal): Force
8613 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
8615 2019-01-10 Jakub Jelinek <jakub@redhat.com>
8618 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
8621 2019-01-10 Tamar Christina <tamar.christina@arm.com>
8623 * config/arm/arm-builtins.c
8624 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
8625 (MAC_LANE_PAIR_QUALIFIERS): New.
8626 (arm_expand_builtin_args): Use it.
8627 (arm_expand_builtin_1): Likewise.
8628 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
8629 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
8630 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
8631 * config/arm/arm_neon.h:
8632 (vcadd_rot90_f16): New.
8633 (vcaddq_rot90_f16): New.
8634 (vcadd_rot270_f16): New.
8635 (vcaddq_rot270_f16): New.
8638 (vcmla_lane_f16): New.
8639 (vcmla_laneq_f16): New.
8640 (vcmlaq_lane_f16): New.
8641 (vcmlaq_laneq_f16): New.
8642 (vcmla_rot90_f16): New.
8643 (vcmlaq_rot90_f16): New.
8644 (vcmla_rot90_lane_f16): New.
8645 (vcmla_rot90_laneq_f16): New.
8646 (vcmlaq_rot90_lane_f16): New.
8647 (vcmlaq_rot90_laneq_f16): New.
8648 (vcmla_rot180_f16): New.
8649 (vcmlaq_rot180_f16): New.
8650 (vcmla_rot180_lane_f16): New.
8651 (vcmla_rot180_laneq_f16): New.
8652 (vcmlaq_rot180_lane_f16): New.
8653 (vcmlaq_rot180_laneq_f16): New.
8654 (vcmla_rot270_f16): New.
8655 (vcmlaq_rot270_f16): New.
8656 (vcmla_rot270_lane_f16): New.
8657 (vcmla_rot270_laneq_f16): New.
8658 (vcmlaq_rot270_lane_f16): New.
8659 (vcmlaq_rot270_laneq_f16): New.
8660 (vcadd_rot90_f32): New.
8661 (vcaddq_rot90_f32): New.
8662 (vcadd_rot270_f32): New.
8663 (vcaddq_rot270_f32): New.
8666 (vcmla_lane_f32): New.
8667 (vcmla_laneq_f32): New.
8668 (vcmlaq_lane_f32): New.
8669 (vcmlaq_laneq_f32): New.
8670 (vcmla_rot90_f32): New.
8671 (vcmlaq_rot90_f32): New.
8672 (vcmla_rot90_lane_f32): New.
8673 (vcmla_rot90_laneq_f32): New.
8674 (vcmlaq_rot90_lane_f32): New.
8675 (vcmlaq_rot90_laneq_f32): New.
8676 (vcmla_rot180_f32): New.
8677 (vcmlaq_rot180_f32): New.
8678 (vcmla_rot180_lane_f32): New.
8679 (vcmla_rot180_laneq_f32): New.
8680 (vcmlaq_rot180_lane_f32): New.
8681 (vcmlaq_rot180_laneq_f32): New.
8682 (vcmla_rot270_f32): New.
8683 (vcmlaq_rot270_f32): New.
8684 (vcmla_rot270_lane_f32): New.
8685 (vcmla_rot270_laneq_f32): New.
8686 (vcmlaq_rot270_lane_f32): New.
8687 (vcmlaq_rot270_laneq_f32): New.
8688 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
8689 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
8690 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
8691 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
8692 vcmlaq_lane270): New.
8693 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
8694 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
8695 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
8696 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
8697 (arm_option_reconfigure_globals): Use them.
8698 * config/arm/iterators.md (VDF, VQ_HSF): New.
8699 (VCADD, VCMLA): New.
8700 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
8701 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
8703 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
8704 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
8706 2019-01-10 Tamar Christina <tamar.christina@arm.com>
8708 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
8709 Add qualifier_lane_pair_index.
8710 (emit-rtl.h): Include.
8711 (TYPES_QUADOP_LANE_PAIR): New.
8712 (aarch64_simd_expand_args): Use it.
8713 (aarch64_simd_expand_builtin): Likewise.
8714 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
8716 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
8717 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
8718 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
8719 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
8720 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
8721 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
8722 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
8723 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
8724 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
8725 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
8726 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
8727 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
8728 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
8729 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
8730 Add __ARM_FEATURE_COMPLEX.
8731 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
8732 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
8733 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
8734 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
8735 fcmlaq_lane270): New.
8736 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
8737 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
8738 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
8739 * config/aarch64/arm_neon.h:
8740 (vcadd_rot90_f16): New.
8741 (vcaddq_rot90_f16): New.
8742 (vcadd_rot270_f16): New.
8743 (vcaddq_rot270_f16): New.
8746 (vcmla_lane_f16): New.
8747 (vcmla_laneq_f16): New.
8748 (vcmlaq_lane_f16): New.
8749 (vcmlaq_rot90_lane_f16): New.
8750 (vcmla_rot90_laneq_f16): New.
8751 (vcmla_rot90_lane_f16): New.
8752 (vcmlaq_rot90_f16): New.
8753 (vcmla_rot90_f16): New.
8754 (vcmlaq_laneq_f16): New.
8755 (vcmla_rot180_laneq_f16): New.
8756 (vcmla_rot180_lane_f16): New.
8757 (vcmlaq_rot180_f16): New.
8758 (vcmla_rot180_f16): New.
8759 (vcmlaq_rot90_laneq_f16): New.
8760 (vcmlaq_rot270_laneq_f16): New.
8761 (vcmlaq_rot270_lane_f16): New.
8762 (vcmla_rot270_laneq_f16): New.
8763 (vcmlaq_rot270_f16): New.
8764 (vcmla_rot270_f16): New.
8765 (vcmlaq_rot180_laneq_f16): New.
8766 (vcmlaq_rot180_lane_f16): New.
8767 (vcmla_rot270_lane_f16): New.
8768 (vcadd_rot90_f32): New.
8769 (vcaddq_rot90_f32): New.
8770 (vcaddq_rot90_f64): New.
8771 (vcadd_rot270_f32): New.
8772 (vcaddq_rot270_f32): New.
8773 (vcaddq_rot270_f64): New.
8777 (vcmla_lane_f32): New.
8778 (vcmla_laneq_f32): New.
8779 (vcmlaq_lane_f32): New.
8780 (vcmlaq_laneq_f32): New.
8781 (vcmla_rot90_f32): New.
8782 (vcmlaq_rot90_f32): New.
8783 (vcmlaq_rot90_f64): New.
8784 (vcmla_rot90_lane_f32): New.
8785 (vcmla_rot90_laneq_f32): New.
8786 (vcmlaq_rot90_lane_f32): New.
8787 (vcmlaq_rot90_laneq_f32): New.
8788 (vcmla_rot180_f32): New.
8789 (vcmlaq_rot180_f32): New.
8790 (vcmlaq_rot180_f64): New.
8791 (vcmla_rot180_lane_f32): New.
8792 (vcmla_rot180_laneq_f32): New.
8793 (vcmlaq_rot180_lane_f32): New.
8794 (vcmlaq_rot180_laneq_f32): New.
8795 (vcmla_rot270_f32): New.
8796 (vcmlaq_rot270_f32): New.
8797 (vcmlaq_rot270_f64): New.
8798 (vcmla_rot270_lane_f32): New.
8799 (vcmla_rot270_laneq_f32): New.
8800 (vcmlaq_rot270_lane_f32): New.
8801 (vcmlaq_rot270_laneq_f32): New.
8802 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
8803 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
8804 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
8805 (FCADD, FCMLA): New.
8807 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
8809 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
8813 * config/pa/pa.c: Change "can not" to "cannot".
8814 * gimple-ssa-evrp-analyze.c: Likewise.
8815 * ipa-icf.c: Likewise.
8816 * ipa-polymorphic-call.c: Likewise.
8817 * ipa-pure-const.c: Likewise.
8818 * lra-constraints.c: Likewise.
8819 * lra-remat.c: Likewise.
8820 * reload1.c: Likewise.
8821 * reorg.c: Likewise.
8822 * tree-ssa-uninit.c: Likewise.
8824 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
8828 * Makefile.in: Mechanically replace "can not" with "cannot".
8829 * alias.c: Likewise.
8830 * builtins.c: Likewise.
8831 * calls.c: Likewise.
8832 * cgraph.c: Likewise.
8833 * cgraph.h: Likewise.
8834 * cgraphclones.c: Likewise.
8835 * cgraphunit.c: Likewise.
8836 * combine-stack-adj.c: Likewise.
8837 * combine.c: Likewise.
8838 * common/config/i386/i386-common.c: Likewise.
8839 * config/aarch64/aarch64.c: Likewise.
8840 * config/alpha/sync.md: Likewise.
8841 * config/arc/arc.c: Likewise.
8842 * config/arc/predicates.md: Likewise.
8843 * config/arm/arm-c.c: Likewise.
8844 * config/arm/arm.c: Likewise.
8845 * config/arm/arm.h: Likewise.
8846 * config/arm/arm.md: Likewise.
8847 * config/arm/cortex-r4f.md: Likewise.
8848 * config/csky/csky.c: Likewise.
8849 * config/csky/csky.h: Likewise.
8850 * config/darwin-f.c: Likewise.
8851 * config/epiphany/epiphany.md: Likewise.
8852 * config/i386/i386.c: Likewise.
8853 * config/i386/sol2.h: Likewise.
8854 * config/m68k/m68k.c: Likewise.
8855 * config/mcore/mcore.h: Likewise.
8856 * config/microblaze/microblaze.md: Likewise.
8857 * config/mips/20kc.md: Likewise.
8858 * config/mips/sb1.md: Likewise.
8859 * config/nds32/nds32.c: Likewise.
8860 * config/nds32/predicates.md: Likewise.
8861 * config/pa/pa.c: Likewise.
8862 * config/rs6000/e300c2c3.md: Likewise.
8863 * config/rs6000/rs6000.c: Likewise.
8864 * config/s390/s390.h: Likewise.
8865 * config/sh/sh.c: Likewise.
8866 * config/sh/sh.md: Likewise.
8867 * config/spu/vmx2spu.h: Likewise.
8868 * cprop.c: Likewise.
8869 * dbxout.c: Likewise.
8870 * df-scan.c: Likewise.
8871 * doc/cfg.texi: Likewise.
8872 * doc/extend.texi: Likewise.
8873 * doc/fragments.texi: Likewise.
8874 * doc/gty.texi: Likewise.
8875 * doc/invoke.texi: Likewise.
8876 * doc/lto.texi: Likewise.
8877 * doc/md.texi: Likewise.
8878 * doc/objc.texi: Likewise.
8879 * doc/rtl.texi: Likewise.
8880 * doc/tm.texi: Likewise.
8882 * emit-rtl.c: Likewise.
8883 * emit-rtl.h: Likewise.
8884 * except.c: Likewise.
8885 * expmed.c: Likewise.
8887 * fold-const.c: Likewise.
8888 * genautomata.c: Likewise.
8889 * gimple-fold.c: Likewise.
8890 * hard-reg-set.h: Likewise.
8891 * ifcvt.c: Likewise.
8892 * ipa-comdats.c: Likewise.
8893 * ipa-cp.c: Likewise.
8894 * ipa-devirt.c: Likewise.
8895 * ipa-fnsummary.c: Likewise.
8896 * ipa-icf.c: Likewise.
8897 * ipa-inline-transform.c: Likewise.
8898 * ipa-inline.c: Likewise.
8899 * ipa-polymorphic-call.c: Likewise.
8900 * ipa-profile.c: Likewise.
8901 * ipa-prop.c: Likewise.
8902 * ipa-pure-const.c: Likewise.
8903 * ipa-reference.c: Likewise.
8904 * ipa-split.c: Likewise.
8905 * ipa-visibility.c: Likewise.
8907 * ira-build.c: Likewise.
8908 * ira-color.c: Likewise.
8909 * ira-conflicts.c: Likewise.
8910 * ira-costs.c: Likewise.
8911 * ira-int.h: Likewise.
8912 * ira-lives.c: Likewise.
8915 * loop-invariant.c: Likewise.
8916 * loop-unroll.c: Likewise.
8917 * lower-subreg.c: Likewise.
8918 * lra-assigns.c: Likewise.
8919 * lra-constraints.c: Likewise.
8920 * lra-eliminations.c: Likewise.
8921 * lra-lives.c: Likewise.
8922 * lra-remat.c: Likewise.
8923 * lra-spills.c: Likewise.
8925 * lto-cgraph.c: Likewise.
8926 * lto-streamer-out.c: Likewise.
8927 * postreload-gcse.c: Likewise.
8928 * predict.c: Likewise.
8929 * profile-count.h: Likewise.
8930 * profile.c: Likewise.
8931 * recog.c: Likewise.
8933 * reload.c: Likewise.
8934 * reload1.c: Likewise.
8935 * reorg.c: Likewise.
8936 * resource.c: Likewise.
8937 * rtl.def: Likewise.
8939 * rtlanal.c: Likewise.
8940 * sched-deps.c: Likewise.
8941 * sched-ebb.c: Likewise.
8942 * sched-rgn.c: Likewise.
8943 * sel-sched-ir.c: Likewise.
8944 * sel-sched.c: Likewise.
8945 * shrink-wrap.c: Likewise.
8946 * simplify-rtx.c: Likewise.
8947 * symtab.c: Likewise.
8948 * target.def: Likewise.
8949 * toplev.c: Likewise.
8950 * tree-call-cdce.c: Likewise.
8951 * tree-cfg.c: Likewise.
8952 * tree-complex.c: Likewise.
8953 * tree-core.h: Likewise.
8954 * tree-eh.c: Likewise.
8955 * tree-inline.c: Likewise.
8956 * tree-loop-distribution.c: Likewise.
8957 * tree-nrv.c: Likewise.
8958 * tree-profile.c: Likewise.
8959 * tree-sra.c: Likewise.
8960 * tree-ssa-alias.c: Likewise.
8961 * tree-ssa-dce.c: Likewise.
8962 * tree-ssa-dom.c: Likewise.
8963 * tree-ssa-forwprop.c: Likewise.
8964 * tree-ssa-loop-im.c: Likewise.
8965 * tree-ssa-loop-ivcanon.c: Likewise.
8966 * tree-ssa-loop-ivopts.c: Likewise.
8967 * tree-ssa-loop-niter.c: Likewise.
8968 * tree-ssa-phionlycprop.c: Likewise.
8969 * tree-ssa-phiopt.c: Likewise.
8970 * tree-ssa-propagate.c: Likewise.
8971 * tree-ssa-threadedge.c: Likewise.
8972 * tree-ssa-threadupdate.c: Likewise.
8973 * tree-ssa-uninit.c: Likewise.
8974 * tree-ssanames.c: Likewise.
8975 * tree-streamer-out.c: Likewise.
8978 * vr-values.c: Likewise.
8980 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
8982 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
8983 (ix86_split_xorsign): Ditto.
8984 * config/i386/i386.c (ix86_expand_xorsign): New function.
8985 (ix86_split_xorsign): Ditto.
8986 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
8987 (xorsign<mode>3): New expander.
8988 (xorsign<mode>3_1): New insn_and_split pattern.
8989 * config/i386/sse.md (xorsign<mode>3): New expander.
8991 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
8993 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
8994 (*tablejump_sp64): Likewise.
8995 (*tablejump<P:mode>): ...this.
8996 (*call_address_sp32): Merge into...
8997 (*call_address_sp64): Likewise.
8998 (*call_address<P:mode>): ...this.
8999 (*call_symbolic_sp32): Merge into...
9000 (*call_symbolic_sp64): Likewise.
9001 (*call_symbolic<P:mode>): ...this.
9002 (call_value): Remove constraint and add predicate.
9003 (*call_value_address_sp32): Merge into...
9004 (*call_value_address_sp64): Likewise.
9005 (*call_value_address<P:mode>): ...this.
9006 (*call_value_symbolic_sp32): Merge into...
9007 (*call_value_symbolic_sp64): Likewise.
9008 (*call_value_symbolic<P:mode>): ...this.
9009 (*sibcall_symbolic_sp32): Merge into...
9010 (*sibcall_symbolic_sp64): Likewise.
9011 (*sibcall_symbolic<P:mode>): ...this.
9012 (sibcall_value): Remove constraint and add predicate.
9013 (*sibcall_value_symbolic_sp32): Merge into...
9014 (*sibcall_value_symbolic_sp64): Likewise.
9015 (*sibcall_value_symbolic<P:mode>): ...this.
9016 (window_save): Minor tweak.
9017 (*branch_sp32): Merge into...
9018 (*branch_sp64): Likewise.
9019 (*branch<P:mode>): ...this.
9021 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9022 James Clarke <jrtc27@jrtc27.com>
9025 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
9026 consistently in TLS address generation and adjust code to the renaming
9027 of patterns. Mark calls to __tls_get_addr as const.
9028 * config/sparc/sparc.md (tgd_hi22): Turn into...
9029 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
9030 (tgd_lo10): Turn into...
9031 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
9032 (tgd_add32): Merge into...
9033 (tgd_add64): Likewise.
9034 (tgd_add<P:mode>): ...this and use Pmode throughout.
9035 (tldm_hi22): Turn into...
9036 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
9037 (tldm_lo10): Turn into...
9038 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
9039 (tldm_add32): Merge into...
9040 (tldm_add64): Likewise.
9041 (tldm_add<P:mode>): ...this and use Pmode throughout.
9042 (tldm_call32): Merge into...
9043 (tldm_call64): Likewise.
9044 (tldm_call<P:mode>): ...this and use Pmode throughout.
9045 (tldo_hix22): Turn into...
9046 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
9047 (tldo_lox10): Turn into...
9048 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
9049 (tldo_add32): Merge into...
9050 (tldo_add64): Likewise.
9051 (tldo_add<P:mode>): ...this and use Pmode throughout.
9052 (tie_hi22): Turn into...
9053 (tie_hi22<P:mode>): ...this and use Pmode throughout.
9054 (tie_lo10): Turn into...
9055 (tie_lo10<P:mode>): ...this and use Pmode throughout.
9056 (tie_ld64): Use DImode throughout.
9057 (tie_add32): Merge into...
9058 (tie_add64): Likewise.
9059 (tie_add<P:mode>): ...this and use Pmode throughout.
9060 (tle_hix22_sp32): Merge into...
9061 (tle_hix22_sp64): Likewise.
9062 (tle_hix22<P:mode>): ...this and use Pmode throughout.
9063 (tle_lox22_sp32): Merge into...
9064 (tle_lox22_sp64): Likewise.
9065 (tle_lox22<P:mode>): ...this and use Pmode throughout.
9066 (*tldo_ldub_sp32): Merge into...
9067 (*tldo_ldub_sp64): Likewise.
9068 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
9069 (*tldo_ldub1_sp32): Merge into...
9070 (*tldo_ldub1_sp64): Likewise.
9071 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
9072 (*tldo_ldub2_sp32): Merge into...
9073 (*tldo_ldub2_sp64): Likewise.
9074 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
9075 (*tldo_ldsb1_sp32): Merge into...
9076 (*tldo_ldsb1_sp64): Likewise.
9077 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
9078 (*tldo_ldsb2_sp32): Merge into...
9079 (*tldo_ldsb2_sp64): Likewise.
9080 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
9081 (*tldo_ldub3_sp64): Use DImode throughout.
9082 (*tldo_ldsb3_sp64): Likewise.
9083 (*tldo_lduh_sp32): Merge into...
9084 (*tldo_lduh_sp64): Likewise.
9085 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
9086 (*tldo_lduh1_sp32): Merge into...
9087 (*tldo_lduh1_sp64): Likewise.
9088 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
9089 (*tldo_ldsh1_sp32): Merge into...
9090 (*tldo_ldsh1_sp64): Likewise.
9091 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
9092 (*tldo_lduh2_sp64): Use DImode throughout.
9093 (*tldo_ldsh2_sp64): Likewise.
9094 (*tldo_lduw_sp32): Merge into...
9095 (*tldo_lduw_sp64): Likewise.
9096 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
9097 (*tldo_lduw1_sp64): Use DImode throughout.
9098 (*tldo_ldsw1_sp64): Likewise.
9099 (*tldo_ldx_sp64): Likewise.
9100 (*tldo_stb_sp32): Merge into...
9101 (*tldo_stb_sp64): Likewise.
9102 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
9103 (*tldo_sth_sp32): Merge into...
9104 (*tldo_sth_sp64): Likewise.
9105 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
9106 (*tldo_stw_sp32): Merge into...
9107 (*tldo_stw_sp64): Likewise.
9108 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
9109 (*tldo_stx_sp64): Use DImode throughout.
9111 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9113 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
9114 check configure option to set BTI and Return Address Signing.
9115 * configure.ac: Add --enable-standard-branch-protection and
9116 --disable-standard-branch-protection.
9117 * configure: Regenerated.
9118 * doc/install.texi: Document the same.
9120 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9121 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9123 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
9124 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
9125 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
9127 * config/aarch64/aarch64-bti-insert.c: New file.
9128 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
9130 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
9132 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
9133 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
9134 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
9135 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
9137 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9139 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
9140 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
9141 Disable bti for -mbranch-protection=none.
9142 (aarch64_handle_standard_branch_protection): Enable bti for
9143 -mbranch-protection=standard.
9144 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
9145 -mbranch-protection.
9146 (aarch64_bti_enabled): Check if bti is enabled.
9147 * config/aarch64/aarch64.opt: Declare target variable.
9148 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
9150 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9152 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
9153 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
9154 (aarch64_expand_epilogue): Likewise.
9155 (aarch64_output_mi_thunk): Likewise
9156 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
9157 TAILCALL_ADDR_REGS to x16 and x17.
9158 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
9160 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9162 * config/aarch64/aarch64-option-extensions.def: Define
9163 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
9164 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
9165 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
9166 (AARCH64_FL_PREDRES): New.
9167 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
9168 AARCH64_FL_PREDRES by default.
9169 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
9171 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9173 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
9175 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
9176 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
9177 * doc/invoke.texi: Document ARMv8.5-A.
9179 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
9181 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
9182 (xorsign<mode>3): Likewise.
9184 2019-01-09 Jelinek <jakub@redhat.com>
9187 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
9188 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
9190 PR rtl-optimization/88331
9191 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
9192 not currently_expanding_to_rtl.
9194 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9196 * doc/invoke.texi (-Os): Remove trailing spaces.
9197 (-finline-functions): Remove reference to -O2.
9199 2019-01-08 Jakub Jelinek <jakub@redhat.com>
9201 PR rtl-optimization/79593
9202 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
9204 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
9205 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
9207 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
9210 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
9214 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
9215 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
9217 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
9220 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
9221 ix86_avx_u128_mode_entry.
9223 2019-01-08 Martin Liska <mliska@suse.cz>
9225 PR tree-optimization/88753
9226 * tree-switch-conversion.c (switch_conversion::build_one_array):
9227 Come up with local variable constructor. Convert first to
9228 type of constructor values.
9230 2019-01-08 Richard Biener <rguenther@suse.de>
9232 PR tree-optimization/86554
9233 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
9234 rpo_avail): Move earlier.
9235 (visit_nary_op): When value-numbering to expressions
9236 with different overflow behavior make sure there's an
9237 available expression on the path.
9239 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
9241 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
9242 aarch64_parse_branch_protection,
9243 struct aarch64_branch_protect_type,
9244 aarch64_handle_no_branch_protection,
9245 aarch64_handle_standard_branch_protection,
9246 aarch64_validate_mbranch_protection,
9247 aarch64_handle_pac_ret_protection,
9248 aarch64_handle_attr_branch_protection,
9249 accepted_branch_protection_string,
9250 aarch64_pac_ret_subtypes,
9251 aarch64_branch_protect_types,
9252 aarch64_handle_pac_ret_leaf): Define.
9253 (aarch64_override_options_after_change_1, aarch64_override_options):
9254 Add check for accepted_branch_protection_string.
9255 (aarch64_option_save): Save accepted_branch_protection_string.
9256 (aarch64_option_restore): Save accepted_branch_protection_string.
9257 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
9258 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
9259 msign-return-address.
9260 * doc/invoke.texi: Add mbranch-protection.
9262 2019-01-08 Alan Modra <amodra@gmail.com>
9265 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
9266 Delete "unknownp" parameter. Adjust callers. Handle
9267 CONST_INT, PLUS, MINUS, and MULT.
9268 (attr_value_aligned): Renamed from or_attr_value.
9269 (min_attr_value): Return INT_MIN for unhandled rtl case..
9270 (min_fn): ..and translate to INT_MAX here.
9271 (write_length_unit_log): Modify to cope without "unknown".
9272 (write_attr_value): Handle IF_THEN_ELSE.
9274 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9276 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
9277 optimization for masked stores.
9279 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9282 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
9283 output vector directly to duplicate_and_interleave instead of
9284 going through a temporary. Postpone insertion of ctor_seq to
9285 the end of the loop.
9287 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
9290 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
9291 unsigned_p. Handle signed and unsigned overflow correction as
9293 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
9295 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
9297 (add<mode>3_compareV_imm): Make this callable for expanding.
9298 (subv<GPI:mode>4): Use register_operand for operand 1. Use
9299 aarch64_plus_operand for operand 2.
9300 (subv<GPI:mode>_insn): New insn pattern.
9301 (subv<GPI:mode>_imm): Likewise.
9302 (negv<GPI:mode>3): New expand pattern.
9303 (negv<GPI:mode>_insn): New insn pattern.
9304 (negv<GPI:mode>_cmp_only): Likewise.
9305 (cmpv<GPI:mode>_insn): Likewise.
9306 (subvti4): Use register_operand for operand 1. Update call to
9307 aarch64_expand_subvti.
9308 (usubvti4): Likewise.
9309 (negvti3): New expand pattern.
9310 (negdi_carryout): New insn pattern.
9311 (negvdi_carryinV): New insn pattern.
9312 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
9313 version the named version.
9314 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
9316 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
9318 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
9320 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
9321 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
9322 (sub<mode>3_carryinCV): Delete.
9323 (sub<GPI:mode>3_carryinV): New expand pattern.
9324 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
9326 2019-01-07 Richard Biener <rguenther@suse.de>
9328 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
9329 of tree_operand_hash.
9331 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9333 PR tree-optimization/88598
9334 * tree.h (single_nonzero_element): Declare.
9335 * tree.c (single_nonzero_element): New function.
9336 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
9337 if I is the only nonzero element of CST.
9339 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9341 PR tree-optimization/88598
9342 * tree.h (initializer_each_zero_or_onep): Declare.
9343 * tree.c (initializer_each_zero_or_onep): New function.
9344 (signed_or_unsigned_type_for): Handle float types too.
9345 (unsigned_type_for, signed_type_for): Update comments accordingly.
9346 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
9347 x & { 0 or -1, 0 or -1, ... }.
9349 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
9351 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
9352 with x86_64-pc-linux-gnu.
9354 2019-01-07 Tom de Vries <tdevries@suse.de>
9357 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
9359 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
9362 2019-01-07 Jakub Jelinek <jakub@redhat.com>
9364 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
9365 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
9366 TARGET_AVX512F as condition.
9369 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
9370 const_not_ok_for_debug_p target hook.
9371 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
9372 on UNSPEC and subexpressions thereof if all subexpressions of the
9373 UNSPEC are CONSTANT_P.
9375 PR tree-optimization/88676
9376 * tree-ssa-phiopt.c (two_value_replacement): New function.
9377 (tree_ssa_phiopt_worker): Call it.
9380 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
9381 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
9384 * tree-vect-generic.c: Include insn-config.h and recog.h.
9385 (expand_vector_piecewise): Add defaulted ret_type argument,
9386 if non-NULL, use that in preference to type for the result type.
9387 (expand_vector_parallel): Formatting fix.
9388 (do_vec_conversion, do_vec_narrowing_conversion,
9389 expand_vector_conversion): New functions.
9390 (expand_vector_operations_1): Call expand_vector_conversion
9391 for VEC_CONVERT ifn calls.
9392 * internal-fn.def (VEC_CONVERT): New internal function.
9393 * internal-fn.c (expand_VEC_CONVERT): New function.
9394 * fold-const-call.c (fold_const_vec_convert): New function.
9395 (fold_const_call): Use it for CFN_VEC_CONVERT.
9396 * doc/extend.texi (__builtin_convertvector): Document.
9398 2019-01-07 Tom de Vries <tdevries@suse.de>
9400 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
9401 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
9402 vector_red_partition, vector_red_sym): New global variables.
9403 (nvptx_option_override): Initialize vector_red_sym.
9404 (nvptx_declare_function_name): Restore red_partition register.
9405 (nvptx_file_end): Emit code to declare the vector reduction variables.
9406 (nvptx_output_red_partition): New function.
9407 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
9408 large vector reductions.
9409 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
9410 (nvptx_init_builtins): Add VECTOR_ADDR.
9411 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
9412 Handle nvptx_expand_shared_addr.
9413 (nvptx_get_shared_red_addr): Add vector argument and handle large
9415 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
9417 (nvptx_goacc_reduction_init): Likewise.
9418 (nvptx_goacc_reduction_fini): Likewise.
9419 (nvptx_goacc_reduction_teardown): Likewise.
9420 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
9421 init,fini,teardown}.
9422 (nvptx_init_axis_predicate): Initialize vector_red_partition.
9423 (nvptx_set_current_function): Init vector_red_partition.
9424 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
9425 (nvptx_red_partition): New insn.
9426 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
9428 2019-01-07 Tom de Vries <tdevries@suse.de>
9431 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
9434 2019-01-07 Tom de Vries <tdevries@suse.de>
9436 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
9437 (nvptx_option_override): Init oacc_bcast_partition.
9438 (nvptx_init_oacc_workers): New function.
9439 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
9440 (nvptx_needs_shared_bcast): New function.
9441 (nvptx_find_par): Generalize to enable vectors to use shared-memory
9443 (nvptx_shared_propagate): Initialize vector bcast partition and
9444 synchronization state.
9445 (nvptx_single): Generalize to enable vectors to use shared-memory
9447 (nvptx_process_pars): Likewise.
9448 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
9449 * config/nvptx/nvptx.h (struct machine_function): Add
9450 bcast_partition and sync_bar members.
9452 2019-01-07 Tom de Vries <tdevries@suse.de>
9454 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
9455 (nvptx_apply_dim_limits): New function.
9456 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
9459 2019-01-07 Tom de Vries <tdevries@suse.de>
9461 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
9462 as late as possible.
9464 2019-01-07 Tom de Vries <tdevries@suse.de>
9466 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
9467 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
9468 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
9469 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
9470 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
9472 2019-01-07 Tom de Vries <tdevries@suse.de>
9474 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
9476 2019-01-07 Tom de Vries <tdevries@suse.de>
9478 * omp-offload.c (oacc_get_min_dim): New function.
9479 * omp-offload.h (oacc_get_min_dim): Declare.
9481 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
9484 * config/i386/i386.c (function_value_ms_64): Return small sturct in
9485 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
9487 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9491 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
9493 * ipa-inline.c (edge_badness): Use inlined_time instead of
9494 inline_summaries->get.
9496 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9498 * opts.c (enable_fdo_optimizations): Enable
9499 version-loops-for-strides, loop-interchange, unrol-and-jam
9500 and tree-loop-distribution.
9501 * invoke.texi: Document newly enabled options.
9503 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9505 * doc/invoke.texi (max-inline-insns-small): New parameters.
9506 * ipa-inline.c (want_early_inline_function_p): simplify.
9507 (want_inline_small_function_p): Fix pasto from previous patch;
9508 use max-inline-insns-small bound.
9509 * params.def (max-inline-insns-small): New param.
9510 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
9511 variables correctly.
9513 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9515 * doc/invoke.texi: Document max-inline-insns-size,
9516 uninlined-function-insns, uninlined-function-time,
9517 uninlined-thunk-insns and uninlined-thunk-time.
9518 * params.def: Add max-inline-insns-size,
9519 uninlined-function-insns, uninlined-function-time,
9520 uninlined-thunk-insns and uninlined-thunk-time.
9521 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
9523 * ipa-inline.c (can_inline_edge_by_limits_p,
9524 want_inline_small_function_p): Use new parameters.
9526 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9528 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
9530 2019-01-05 Jakub Jelinek <jakub@redhat.com>
9534 * expr.c (expand_assignment): For calls returning VLA structures
9535 if to_rtx is not a MEM, force it into a stack temporary.
9538 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
9539 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
9540 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
9541 subexpressions of both operands.
9542 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
9543 subrtxes are CONSTANT_P.
9544 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
9547 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
9549 * params.def (hot-bb-count-ws-permille): Set to 990.
9551 2019-01-04 Martin Sebor <msebor@redhat.com>
9554 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
9557 2019-01-04 Martin Sebor <msebor@redhat.com>
9560 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
9562 2019-01-04 Jakub Jelinek <jakub@redhat.com>
9564 * gdbinit.in: Turn off pagination for the skip commands, restore
9565 it to previous state afterwards.
9567 2019-01-04 Jakub Jelinek <jakub@redhat.com>
9570 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
9571 of GET_MODE (opN) as modes of the libcall arguments.
9573 2019-01-04 Jan Beulich <jbeulich@suse.com>
9575 * config/i386/sse.md
9576 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
9577 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
9578 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
9579 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
9580 avx512f_vmcmp<mode>3<round_saeonly_name>,
9581 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
9582 avx512f_maskcmp<mode>3,
9583 <avx512>_cvt<ssemodesuffix>2mask<mode>,
9584 <avx512>_cvt<ssemodesuffix>2mask<mode>,
9585 *<avx512>_cvtmask2<ssemodesuffix><mode>,
9586 *<avx512>_cvtmask2<ssemodesuffix><mode>,
9587 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
9588 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
9589 <avx512>_gt<mode>3<mask_scalar_merge_name>,
9590 <avx512>_gt<mode>3<mask_scalar_merge_name>,
9591 <avx512>_testm<mode>3<mask_scalar_merge_name>,
9592 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
9593 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
9594 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
9595 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
9596 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
9597 avx512cd_maskb_vec_dup<mode>,
9598 avx512cd_maskw_vec_dup<mode>,
9599 avx512dq_fpclass<mode><mask_scalar_merge_name>,
9600 avx512dq_vmfpclass<mode>,
9601 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
9604 2019-01-03 Martin Sebor <msebor@redhat.com>
9606 PR tree-optimization/88659
9607 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
9609 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
9611 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
9612 unaligned vsx and avoid lxvd2x/stxvd2x.
9613 (gen_lvx_v4si_move): New function.
9615 2019-01-03 Tom de Vries <tdevries@suse.de>
9617 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
9618 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
9620 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
9622 2019-01-03 Tom de Vries <tdevries@suse.de>
9624 * config/nvptx/nvptx.c (struct offload_attrs): New.
9625 (populate_offload_attrs): New function. Factor mask extraction out of
9626 nvptx_reorg. Add extraction of dimensions.
9627 (nvptx_reorg): Use populate_offload_attrs.
9629 2019-01-03 Tom de Vries <tdevries@suse.de>
9631 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
9632 cases for oacc_min_dims_p and routine_p. Add asserts for
9633 oacc_default_dims_p and offload_region_p.
9635 2019-01-03 Tom de Vries <tdevries@suse.de>
9637 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
9639 (nvptx_goacc_validate_dims): ... here.
9641 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
9643 PR tree-optimization/85574
9644 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
9646 (struct ssa_equip_hash_traits): Declare.
9647 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
9649 2019-01-03 Jakub Jelinek <jakub@redhat.com>
9652 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
9653 change it to qualified_type.
9655 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
9657 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
9658 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
9660 2019-01-02 Martin Sebor <msebor@redhat.com>
9661 Jeff Law <law@redhat.com>
9663 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
9664 (get_range_strlen_tree): Update appropriately.
9666 * gimple-fold.h (get_range_strlen): Drop unused last argument.
9668 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
9669 rather than set_range_info.
9670 * tree-ssa-strlen.c (set_strlen_range): Extracted from
9671 maybe_set_strlen_range. Handle potentially boundary crossing
9672 cases more conservatively.
9673 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
9674 Call set_strlen_range.
9675 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
9678 * gimple-fold.c (get_range_strlen): Update prototype to no longer
9679 need the flexp argument.
9680 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
9681 from calls to get_range_strlen. Update comments. Just update
9682 VAL for an unterminated const char array and let the reset of the
9683 code handle it normally. No longer try to set *flexp. Adjust
9685 (get_range_strlen): Update for the new get_range_strlen API.
9686 (get_maxval_strlen): Similarly.
9687 (gimple_fold_builtin_strlen): Handle update meaning of return value
9688 from get_range_strlen.
9689 * gimple-ssa-sprintf.c (get_string_length): Update for the new
9690 get_range_strlen API.
9692 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
9695 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
9696 false at WPA time when body was removed.
9698 2019-01-02 Martin Liska <mliska@suse.cz>
9700 PR tree-optimization/88650
9701 * predict.c (set_even_probabilities): Calculate probability
9702 remainer only when really used.
9704 2019-01-02 Richard Biener <rguenther@suse.de>
9707 * tree-data-ref.c (analyze_subscript_affine_affine): Use
9708 widest_ints when mangling max_stmt_execution results.
9710 2019-01-02 Richard Biener <rguenther@suse.de>
9712 PR tree-optimization/88621
9713 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
9714 bitfields when canoncalizing.
9716 2019-01-02 Richard Biener <rguenther@suse.de>
9719 * config/i386/x86-tune-costs.h (intel_cost): Adjust
9720 cost of cheap SSE instruction.
9722 2019-01-02 Richard Biener <rguenther@suse.de>
9725 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
9726 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
9728 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
9729 set after UIDs before splitting them.
9731 2019-01-01 Martin Sebor <msebor@redhat.com>
9732 Jeff Law <law@redhat.com>
9734 * gimple-fold.c (get_range_strlen_tree): Record if the computed
9735 length is optimistic. If it is, then arrange to compute the
9736 conservative length as well.
9738 * gimple-fold.h (get_range_strlen): Update prototype.
9739 * builtins.c (check_access): Update call to get_range_strlen to use
9740 c_strlen_data pointer. Change various variable accesses to instead
9741 pull data from the c_strlen_data structure.
9742 (check_strncat_sizes, expand_builtin_strncat): Likewise.
9743 * calls.c (maybe_warn_nonstring_arg): Likewise.
9744 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
9745 minimum length if maximum lengh is unknown.
9746 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
9747 that used c_strlen, it's no longer needed. Restructure slightly.
9748 (format_string): Set unlikely range appropriately.
9749 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
9751 (get_range_strlen): Accept c_strlen_data pointer for external
9752 call sites as well. Pass through to call to internal get_range_strlen.
9753 Adjust minlen, maxlen and maxbound as needed.
9754 (get_maxval_strlen): Update comments.
9755 (gimple_fold_builtin_strlen): Update call to get_range_strlen
9756 to use c_strlen_data pointer. Change variable accesses to instead
9757 use c_strlen_data data members.
9759 * gimple-fold.c (get_range_strlen): Update prototype.
9760 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
9761 local variables. Use pdata to return information to caller.
9762 Update calls to get_range_strlen. Update pdata->maxbound.
9763 (get_range_strlen -- static version): Similarly.
9764 (get_range_strlen -- extern version): Update for internal
9765 get_range_strlen API change. Convert to external data format.
9766 (get_maxval_strlen): Similarly.
9768 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
9770 * coverage.c (get_coverage_counts): Use current_function_decl.
9771 * profile.c (read_thunk_profile): New function.
9772 (branch_prob): Add THUNK parameter.
9773 * tree-profile.c (tree_profiling): Handle thunks.
9774 * value-prof.c (init_node_map): Handle thunks.
9775 * value-prof.h (branch_prob): Upate prototype.
9776 (read_thunk_profile): Declare.
9778 2019-01-01 Jakub Jelinek <jakub@redhat.com>
9780 Update copyright years.
9782 * gcc.c (process_command): Update copyright notice dates.
9783 * gcov-dump.c (print_version): Ditto.
9784 * gcov.c (print_version): Ditto.
9785 * gcov-tool.c (print_version): Ditto.
9786 * gengtype.c (create_file): Ditto.
9787 * doc/cpp.texi: Bump @copying's copyright year.
9788 * doc/cppinternals.texi: Ditto.
9789 * doc/gcc.texi: Ditto.
9790 * doc/gccint.texi: Ditto.
9791 * doc/gcov.texi: Ditto.
9792 * doc/install.texi: Ditto.
9793 * doc/invoke.texi: Ditto.
9795 Copyright (C) 2019 Free Software Foundation, Inc.
9797 Copying and distribution of this file, with or without modification,
9798 are permitted in any medium without royalty provided the copyright
9799 notice and this notice are preserved.